:root{--font-display:"Libre Baskerville", Georgia, serif;--font-body:"DM Sans", -apple-system, sans-serif;--font-mono:"DM Mono", "Fira Code", monospace;--text-2xs:10px;--text-xs:11px;--text-sm:11.5px;--text-base:12.5px;--text-md:13px;--text-lg:14px;--text-xl:16px;--text-2xl:1.6rem;--text-3xl:1.9rem;--weight-light:300;--weight-regular:400;--weight-medium:500;--weight-semibold:600;--weight-bold:700;--leading-tight:1.25;--leading-snug:1.4;--leading-normal:1.5;--leading-relaxed:1.6;--leading-loose:1.65;--leading-body:1.7;--tracking-wide:.4px;--tracking-wider:1.5px;--tracking-widest:3px;--color-red:#c0392b;--color-red-dark:#9f2f24;--color-red-light:#fdecea;--color-red-mid:#e57368;--color-navy:linear-gradient(135deg, #1b2a4aeb, #0d6e6ee0);--color-navy-light:#2c3e6b;--color-gold:#d4a017;--color-gold-light:#fdf6e3;--color-teal:#0d6e6e;--color-teal-dark:#095858;--color-teal-light:#e6f4f4;--color-green:#2e7d32;--color-green-light:#eaf3de;--color-orange:#e65100;--color-orange-light:#fff3e0;--color-purple:#6b3fa0;--color-purple-light:#f3eef9;--color-page-bg:#f5f4f1;--color-divider:#e8e6e1;--color-muted:#7a7870;--color-text:#1b1a18;--color-text-2:#5a5855;--color-white:#fff;--color-border:#d9d7d0;--radius-sm:4px;--radius-md:6px;--radius-base:8px;--radius-lg:10px;--radius-xl:12px;--radius-full:99px;--sidebar-w:260px}[data-theme=dark]{--color-page-bg:#0f1623;--color-white:#1a2338;--color-navy:#0a1020;--color-navy-light:#162035;--color-text:#e8e6e1;--color-text-2:#a8a59e;--color-muted:#7a7870;--color-divider:#2a3550;--color-border:#2a3550;--color-teal-light:#0d2e2e;--color-red-light:#2e1a19;--color-gold-light:#2e2610;--color-green-light:#162110;--color-orange-light:#2e1e0a;--color-purple-light:#1e1530}[data-theme=dark] .sidebar{background:#0a1020;border-right-color:#ffffff0a}[data-theme=dark] .hero{background:#0a1020}[data-theme=dark] .slide-card{background:#1a2338;border-color:#2a3550}[data-theme=dark] .card-header,[data-theme=dark] .table-wrap tr:nth-child(2n) td{background:#111827}[data-theme=dark] .skeleton-card{background:#1a2338;border-color:#2a3550}[data-theme=dark] .skeleton-line{background:linear-gradient(90deg,#2a3550 25%,#1a2e4a 50%,#2a3550 75%)}[data-theme=dark] .toolbar-btn:not(.preview-primary-btn){color:var(--color-text);background:#1a2338;border-color:#2a3550}[data-theme=dark] .slide-view-switcher,[data-theme=dark] .topic-article-section{background:#1a2338;border-color:#2a3550}[data-theme=dark] .topic-article-section-header{background:#111827;border-color:#2a3550}[data-theme=dark] .sidebar-search input{color:var(--color-text);background:#0a1020;border-color:#ffffff14}*,:before,:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-body);font-size:var(--text-base);line-height:var(--leading-body);color:var(--color-text);background:var(--color-page-bg);min-height:100vh;transition:background .3s,color .3s;display:flex}.toolbar{justify-content:flex-end;align-items:center;gap:8px;margin-bottom:1rem;display:flex}.toolbar-secondary-actions{align-items:center;gap:8px;display:inline-flex}.mobile-toolbar-menu{display:none;position:relative}.toast-region{z-index:5000;pointer-events:none;gap:.65rem;width:min(360px,100vw - 2rem);display:grid;position:fixed;top:1rem;right:1rem}.toast{background:var(--color-white);border:1px solid var(--color-border);border-left:4px solid var(--color-teal);border-radius:var(--radius-base);box-shadow:var(--shadow-lg);color:var(--color-text);pointer-events:auto;justify-content:space-between;align-items:center;gap:.75rem;min-height:48px;padding:.75rem .85rem;display:flex}.toast-success{border-left-color:var(--color-teal)}.toast-error{border-left-color:var(--color-red)}.toast span{font-size:var(--text-sm);line-height:var(--leading-normal)}.toast button{border-radius:var(--radius-sm);color:var(--color-muted);cursor:pointer;font:inherit;font-size:var(--text-lg);background:0 0;border:0;flex-shrink:0;justify-content:center;align-items:center;width:28px;height:28px;display:inline-flex}.toast button:hover,.toast button:focus-visible{background:var(--color-divider);color:var(--color-text);outline:none}.toolbar-menu-panel{z-index:80;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-white);min-width:190px;padding:.45rem;display:grid;position:absolute;top:calc(100% + 8px);right:0;box-shadow:0 18px 42px #1b2a4a2e}.toolbar-menu-item{border-radius:var(--radius-base);width:100%;color:var(--color-text-2);cursor:pointer;font:inherit;font-size:var(--text-sm);text-align:left;background:0 0;border:0;padding:.55rem .7rem}.toolbar-menu-item:hover,.toolbar-menu-item:focus-visible{background:var(--color-page-bg);color:var(--color-text);outline:none}.toolbar-menu-item:disabled{cursor:not-allowed;opacity:.5}.toolbar-btn{font-family:var(--font-body);font-size:var(--text-sm);border-radius:var(--radius-full);border:1px solid var(--color-border);background:var(--color-white);color:var(--color-text-2);cursor:pointer;align-items:center;gap:6px;padding:.4rem .9rem;transition:background .15s,color .15s,border-color .15s;display:flex}.toolbar-btn:hover{background:var(--color-divider);color:var(--color-text)}.toolbar-btn.active,.toolbar-btn[aria-pressed=true]{background:var(--color-navy);border-color:var(--color-navy);color:var(--color-white)}.toolbar-btn:focus-visible,.modal-btn:focus-visible,.card-action-btn:focus-visible{outline:2px solid var(--color-teal);outline-offset:2px}.toolbar-btn:disabled{opacity:.45;cursor:not-allowed}.toolbar-btn:disabled:hover{background:var(--color-white);color:var(--color-text-2)}.slide-view-switcher{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-full);align-items:center;gap:2px;padding:2px;display:inline-flex}.slide-view-switcher-link{border-radius:var(--radius-full);color:var(--color-text-2);font-size:var(--text-sm);padding:.42rem .75rem;line-height:1;text-decoration:none;transition:background .15s,color .15s}.slide-view-switcher-link:hover,.slide-view-switcher-link:focus-visible{background:var(--color-divider);color:var(--color-text);outline:none}.slide-view-switcher-link.active,.slide-view-switcher-link[aria-current=page]{background:var(--color-navy);color:var(--color-white)}.bookmark-toggle{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-muted);cursor:pointer;font-size:var(--text-md);height:32px;transition:background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);flex:none;justify-content:center;align-items:center;width:32px;line-height:1;display:inline-flex}.bookmark-toggle:hover,.bookmark-toggle:focus-visible{border-color:var(--color-teal);color:var(--color-teal);outline:none;transform:translateY(-1px)}.bookmark-toggle.active{background:var(--color-green-light);color:var(--color-teal);border-color:#13927f59}.bookmark-toggle:disabled{cursor:not-allowed;opacity:.55;transform:none}.topic-notes-panel{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);gap:.85rem;margin:0 0 1.25rem;padding:1rem;scroll-margin-top:5rem;display:grid}.topic-notes-panel.topic-notes-dialog{width:min(100%,560px);max-height:min(640px,90vh);margin:0;overflow-y:auto;box-shadow:0 24px 70px #0a102052}.topic-notes-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:.75rem;display:flex}.topic-notes-header h2{color:var(--color-text);font-size:var(--text-lg);margin:0}.topic-notes-header p,.topic-notes-header>span{color:var(--color-muted);font-size:var(--text-sm)}.topic-notes-panel textarea{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font:inherit;line-height:var(--leading-relaxed);resize:vertical;min-height:150px;padding:.8rem}.topic-notes-panel textarea:focus{border-color:var(--color-teal);outline:none;box-shadow:0 0 0 3px #13927f24}.topic-notes-actions{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.75rem;display:flex}.topic-notes-actions>span{color:var(--color-muted);font-size:var(--text-xs)}.topic-notes-actions>div{flex-wrap:wrap;gap:.5rem;display:flex}.scroll-to-top-floating{background:var(--color-navy);border-radius:var(--radius-full);bottom:max(1rem, env(safe-area-inset-bottom));color:var(--color-white);cursor:pointer;font-family:var(--font-body);font-size:var(--text-lg);font-weight:var(--weight-bold);height:48px;right:max(1rem, env(safe-area-inset-right));z-index:900;border:1px solid #ffffff38;justify-content:center;align-items:center;width:48px;line-height:1;transition:background .15s,box-shadow .15s,transform .15s;display:inline-flex;position:fixed;box-shadow:0 16px 36px #1b2a4a47}.scroll-to-top-floating:hover{background:var(--color-teal);transform:translateY(-2px);box-shadow:0 18px 42px #0d6e6e4d}.scroll-to-top-floating:focus-visible{outline:3px solid var(--color-gold);outline-offset:3px}.floating-mode-switcher{right:max(1rem, env(safe-area-inset-right));bottom:calc(max(1rem, env(safe-area-inset-bottom)) + 48px + 12px);z-index:850;position:fixed}.floating-mode-switcher-btn{background:var(--color-navy);border-radius:var(--radius-full);color:var(--color-white);cursor:pointer;font-family:var(--font-body);font-size:var(--text-lg);font-weight:var(--weight-bold);border:1px solid #ffffff38;justify-content:center;align-items:center;width:48px;height:48px;line-height:1;transition:background .15s,box-shadow .15s,transform .15s;display:inline-flex;box-shadow:0 16px 36px #1b2a4a47}.floating-mode-switcher-btn:hover{background:var(--color-teal);transform:translateY(-2px);box-shadow:0 18px 42px #0d6e6e4d}.floating-mode-switcher-btn:focus-visible{outline:3px solid var(--color-gold);outline-offset:3px}.floating-mode-switcher-panel{z-index:850;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-white);min-width:160px;padding:.45rem;position:absolute;bottom:calc(100% + 10px);right:0;box-shadow:0 18px 42px #1b2a4a2e}.floating-mode-switcher-panel .slide-view-switcher{background:0 0;border:none;flex-direction:column;gap:2px;width:100%;padding:0;display:flex}.floating-mode-switcher-panel .slide-view-switcher-link{text-align:left;width:100%}[data-theme=dark] .floating-mode-switcher-panel{background:#1a2338;border-color:#2a3550}.reading-progress-rail{pointer-events:none;z-index:980;background:#7a78702e;height:3px;position:fixed;top:0;left:0;right:0}.reading-progress-rail span{background:var(--color-teal);height:100%;transition:width .18s;display:block}.reading-tools-toggle{background:var(--color-navy);border-radius:var(--radius-full);bottom:calc(max(1rem, env(safe-area-inset-bottom)) + 108px + 24px);color:var(--color-white);cursor:pointer;font-family:var(--font-body);font-size:var(--text-sm);font-weight:var(--weight-bold);height:48px;right:max(1rem, env(safe-area-inset-right));z-index:875;border:1px solid #ffffff38;justify-content:center;align-items:center;width:48px;line-height:1;transition:background .15s,box-shadow .15s,transform .15s;display:inline-flex;position:fixed;box-shadow:0 16px 36px #1b2a4a47}.reading-tools-toggle:hover{background:var(--color-teal);transform:translateY(-2px);box-shadow:0 18px 42px #0d6e6e4d}.reading-tools-status-dock{right:max(1rem, env(safe-area-inset-right));top:calc(var(--app-header-height,74px) + max(.75rem, env(safe-area-inset-top)));z-index:874;gap:.45rem;width:min(300px,100vw - 2rem);display:grid;position:fixed}.reading-tools-status-pill{background:color-mix(in srgb, var(--color-white) 96%, transparent);border:1px solid var(--color-border);border-left:3px solid var(--color-muted);border-radius:var(--radius-lg);color:var(--color-text);justify-content:space-between;align-items:center;gap:.6rem;min-width:0;padding:.55rem .6rem;display:flex;box-shadow:0 14px 32px #1b2a4a29}.reading-tools-status-pill.is-live{border-left-color:var(--color-teal)}.reading-tools-status-pill>div{gap:.1rem;min-width:0;display:grid}.reading-tools-status-pill span,.reading-tools-status-pill em{color:var(--color-muted);font-size:var(--text-2xs);font-style:normal;line-height:var(--leading-snug)}.reading-tools-status-pill span{font-weight:var(--weight-bold);text-transform:uppercase}.reading-tools-status-pill strong{color:var(--color-text);font-size:var(--text-sm);line-height:var(--leading-snug);overflow-wrap:anywhere}.reading-tools-status-pill button{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text);cursor:pointer;font:inherit;font-size:var(--text-xs);font-weight:var(--weight-bold);flex:none;min-height:28px;padding:.25rem .55rem}.reading-tools-status-pill button:hover{background:var(--color-teal-pale);border-color:var(--color-teal);color:var(--color-teal-dark)}.reading-tools-status-actions{flex-wrap:wrap;flex:none;justify-content:flex-end;gap:.35rem;display:inline-flex}.reading-tools-panel{background:color-mix(in srgb, var(--color-white) 96%, transparent);border:1px solid var(--color-border);border-radius:var(--radius-lg);bottom:calc(max(1rem, env(safe-area-inset-bottom)) + 108px + 24px);color:var(--color-text);max-height:50vh;right:max(1rem, env(safe-area-inset-right));z-index:875;gap:.55rem;width:min(320px,100vw - 2rem);padding:.75rem;display:grid;position:fixed;overflow:auto;box-shadow:0 22px 54px #1b2a4a33}[data-theme=dark] .reading-tools-panel{background:color-mix(in srgb, var(--color-white) 96%, transparent);box-shadow:0 22px 54px #00000057}.category-reading-tools .reading-tools-toggle,.category-reading-tools .reading-tools-panel,.share-reading-tools .reading-tools-toggle,.share-reading-tools .reading-tools-panel{bottom:calc(max(1rem, env(safe-area-inset-bottom)) + 48px + 24px)}.reading-tools-header,.reading-tools-row,.reading-tools-actions{align-items:center;gap:.5rem;display:flex}.reading-tools-header{justify-content:space-between}.reading-tools-header>div{gap:.1rem;display:grid}.reading-tools-header strong{font-size:var(--text-md)}.reading-tools-header span,.reading-tools-caption,.reading-tools-muted{color:var(--color-muted);font-size:var(--text-xs)}.reading-tools-icon-btn{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text);cursor:pointer;font-size:var(--text-lg);justify-content:center;align-items:center;width:32px;height:32px;display:inline-flex}.reading-tools-section{border-top:1px solid var(--color-divider);gap:.55rem;padding-top:.65rem;display:grid}.reading-tools-row{justify-content:space-between}.reading-tools-label{color:var(--color-text-2);font-size:var(--text-xs);font-weight:var(--weight-bold);text-transform:uppercase}.reading-tools-time{font-family:var(--font-mono);font-size:var(--text-lg)}.reading-tools-live{color:var(--color-teal);font-size:var(--text-xs);font-weight:var(--weight-bold)}.reading-tools-actions{flex-wrap:wrap}.reading-tools-actions .toolbar-btn{min-height:34px;padding:.42rem .62rem}.reading-tools-slider,.reading-tools-select{gap:.3rem;display:grid}.reading-tools-slider span,.reading-tools-select span{color:var(--color-muted);font-size:var(--text-xs)}.reading-tools-slider input,.reading-tools-select select{accent-color:var(--color-teal);width:100%}.reading-tools-slider-control{grid-template-columns:28px minmax(0,1fr) 28px;align-items:center;gap:.35rem;display:grid}.reading-tools-step-btn{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);cursor:pointer;font:inherit;font-size:var(--text-sm);font-weight:var(--weight-bold);height:28px;transition:background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);justify-content:center;align-items:center;width:28px;padding:0;line-height:1;display:inline-flex}.reading-tools-step-btn:hover:not(:disabled){background:var(--color-teal-pale);border-color:var(--color-teal);color:var(--color-teal-dark)}.reading-tools-step-btn:disabled{cursor:not-allowed;opacity:.45}.reading-tools-select select{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font:inherit;min-height:34px;padding:.35rem .5rem}.reading-tools-slide-picker{gap:.2rem;max-height:160px;display:grid;overflow-y:auto}.reading-tools-slide-picker-item{background:var(--color-page-bg);border-radius:var(--radius-sm);color:var(--color-text);cursor:pointer;font:inherit;text-align:left;transition:background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);border:1px solid #0000;align-items:baseline;gap:.5rem;padding:.35rem .5rem;display:flex}.reading-tools-slide-picker-item span:first-child{color:var(--color-muted);font-family:var(--font-mono);font-size:var(--text-2xs);flex:none}.reading-tools-slide-picker-item span:last-child{font-size:var(--text-sm);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.reading-tools-slide-picker-item:hover:not(:disabled){background:var(--color-teal-pale);border-color:var(--color-teal);color:var(--color-teal-dark)}.reading-tools-slide-picker-item.is-active{background:var(--color-teal-pale);border-color:var(--color-teal);color:var(--color-teal-dark);font-weight:var(--weight-bold)}.reading-tools-slide-picker-item:disabled{cursor:not-allowed;opacity:.45}.preview-banner,.preview-callout{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);justify-content:space-between;align-items:center;gap:1rem;display:flex}.preview-banner{margin-bottom:1rem;padding:.85rem 1rem}.preview-banner div,.preview-callout div{min-width:0}.preview-banner strong{color:var(--color-text);font-size:var(--text-md);line-height:var(--leading-snug);display:block}.preview-banner span,.preview-callout p{color:var(--color-muted);font-size:var(--text-sm)}.preview-primary-btn{background:var(--color-navy);border-color:var(--color-navy);color:var(--color-white)}.preview-primary-btn:hover{background:var(--color-teal);border-color:var(--color-teal);color:var(--color-white)}.sidebar-toggle{top:14px;left:calc(var(--sidebar-w) + 14px);z-index:2000;background:var(--color-navy);border-radius:var(--radius-md);cursor:pointer;border:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:38px;height:38px;padding:0;transition:left .28s,background .15s;display:flex;position:fixed}.sidebar-toggle:hover{background:var(--color-navy-light)}.sidebar-toggle.collapsed{left:14px}.sidebar-toggle-inline{display:none}.sidebar-toggle span{background:#ffffffd9;border-radius:2px;width:18px;height:2px;transition:transform .25s,opacity .2s;display:block}.sidebar-toggle.open span:first-child{transform:translateY(7px)rotate(45deg)}.sidebar-toggle.open span:nth-child(2){opacity:0}.sidebar-toggle.open span:nth-child(3){transform:translateY(-7px)rotate(-45deg)}.sidebar-overlay{z-index:90;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);background:#00000073;display:none;position:fixed;inset:0}.sidebar-overlay.open{display:block}.mobile-progress-bar{z-index:300;background:#00000014;height:3px;display:none;position:fixed;top:0;left:0;right:0}.mobile-progress-fill{background:var(--color-red-mid);border-radius:0 var(--radius-full) var(--radius-full) 0;width:0%;height:100%;transition:width .3s}.sidebar{width:var(--sidebar-w);background:var(--color-navy);z-index:100;border-right:1px solid #ffffff0f;flex-direction:column;height:100vh;transition:transform .28s;display:flex;position:fixed;top:0;left:0;overflow-y:auto}.sidebar-header{border-bottom:1px solid #ffffff14;flex-shrink:0;padding:1.5rem 4.25rem 1rem 1.25rem;position:relative}.sidebar-header-main{min-width:0}.sidebar-logo{min-width:0;font-family:var(--font-display);font-size:var(--text-lg);font-weight:var(--weight-regular);color:var(--color-white);margin-bottom:3px;line-height:1.4;text-decoration:none;display:inline-flex}.sidebar-logo:hover,.sidebar-logo:focus-visible{color:var(--color-white);text-underline-offset:4px;outline:none;text-decoration:underline}.sidebar-sub{font-size:var(--text-xs);font-weight:var(--weight-light);color:#fff6;line-height:1.5}.sidebar-progress{border-bottom:1px solid #ffffff14;flex-shrink:0;padding:.75rem 1.25rem}.progress-label{font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;color:#fff6;justify-content:space-between;margin-bottom:6px;display:flex}.progress-bar-track{border-radius:var(--radius-full);background:#ffffff1a;height:4px;overflow:hidden}.progress-bar-fill{background:var(--color-red-mid);border-radius:var(--radius-full);width:0%;height:100%;transition:width .3s}.nav-item-check:disabled{cursor:not-allowed;opacity:.38}.sidebar-search{border-bottom:1px solid #ffffff14;flex-shrink:0;padding:.6rem 1.25rem;position:relative}.sidebar-search input{width:100%;font-family:var(--font-body);font-size:var(--text-sm);border-radius:var(--radius-base);color:#ffffffd9;background:#ffffff12;border:1px solid #ffffff1a;outline:none;padding:.35rem .75rem .35rem 2rem;transition:border-color .2s,background .2s}.sidebar-search input::placeholder{color:#ffffff4d}.sidebar-search input:focus{background:#ffffff1a;border-color:#ffffff40}.search-icon{pointer-events:none;opacity:.5;font-size:12px;font-style:normal;position:absolute;top:50%;left:1.75rem;transform:translateY(-50%)}.nav-no-results{font-size:var(--text-xs);color:#ffffff4d;padding:.75rem 1.25rem;font-style:italic}.nav-section-label{font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;color:#ffffff4d;padding:.8rem 1.25rem .3rem}.nav-list{flex:1;padding-bottom:2rem;list-style:none;overflow-y:auto}.nav-item{color:#fff;border-left:3px solid #0000;align-items:center;gap:8px;padding:.42rem 1.25rem;font-size:11.5px;line-height:1.4;transition:background .15s,color .15s,border-color .15s;display:flex}.nav-item:hover,.nav-item:focus-within{color:var(--color-white);background:#ffffff0f}.nav-item.active{color:var(--color-white);border-left-color:var(--color-red-mid);background:#ffffff17}.nav-item-check{cursor:pointer;background:0 0;border:1.5px solid #fff3;border-radius:3px;flex-shrink:0;justify-content:center;align-items:center;width:14px;height:14px;padding:0;transition:border-color .2s,background .2s;display:flex}.nav-item-btn{min-width:0;color:inherit;cursor:pointer;font:inherit;text-align:left;background:0 0;border:0;flex:1;align-items:center;gap:8px;padding:0;display:flex}.nav-item-title{text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.nav-item-btn:focus-visible,.nav-item-check:focus-visible,.sidebar-search input:focus-visible{outline-offset:2px;outline:2px solid #ffffff73}.nav-item-check.checked{background:var(--color-teal);border-color:var(--color-teal)}.nav-item-check.checked:after{content:"✓";color:#fff;font-size:9px;line-height:1}.nav-item-num{font-family:var(--font-mono);font-size:var(--text-2xs);color:#ffffff4d;flex-shrink:0;min-width:20px}.main{margin-left:var(--sidebar-w);flex:1;max-width:none;padding:2rem 2.5rem 5rem;transition:margin-left .28s}.home-main{width:100%;min-height:100vh;padding:2rem 2.5rem 5rem}.home-toolbar{justify-content:space-between;align-items:flex-start;gap:1rem;margin-bottom:1.5rem;display:flex}.home-actions{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;display:flex}.topic-home{max-width:950px;margin:0 auto;padding:0 0 4rem}.topic-home-label{color:var(--color-red-mid);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-widest);text-transform:uppercase;margin-bottom:.5rem}.topic-home h1{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-3xl);font-weight:var(--weight-bold);line-height:var(--leading-tight);margin:0}.topic-home-sub{color:var(--color-muted);font-size:var(--text-md);margin:0 0 1.5rem}.topic-article-main{background:linear-gradient(180deg, #ffffff85, #fff0), var(--color-page-bg)}.topic-article-shell{max-width:1040px}.topic-article-toolbar{align-items:flex-start}.topic-article-content{gap:1rem;display:grid}.topic-article-section{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);overflow:hidden}.topic-article-section-header{background:var(--color-page-bg);border-bottom:1px solid var(--color-divider);align-items:baseline;gap:.75rem;padding:.8rem 1rem;display:flex}.topic-article-section-header h2{color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-snug);margin:0}.topic-article-body{color:var(--color-text-2);padding:.55rem .7rem .8rem}.topic-article-slide{scroll-margin-top:1.5rem}.tag-topic-group{gap:1rem;display:grid}.tag-topic-group+.tag-topic-group{margin-top:1.25rem}.tag-topic-group-header{background:color-mix(in srgb, var(--color-white) 82%, var(--color-page-bg));border:1px solid var(--color-border);border-radius:var(--radius-base);justify-content:space-between;align-items:center;gap:1rem;padding:.85rem 1rem;display:flex}.tag-topic-group-header h2{color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-snug);margin:0}.tag-topic-group-count{color:var(--color-muted);font-size:var(--text-sm);margin-top:.2rem;display:inline-block}.tag-read-outline-fab{background:var(--color-teal);border:1px solid color-mix(in srgb, var(--color-teal) 76%, #000);color:#fff;cursor:pointer;font-size:var(--text-sm);font-weight:var(--weight-bold);z-index:80;border-radius:999px;justify-content:center;align-items:center;gap:.4rem;min-height:3rem;padding:.8rem 1.1rem;display:inline-flex;position:fixed;bottom:1.25rem;right:1.25rem;box-shadow:0 14px 34px #0f172a33}.tag-read-outline-fab:hover,.tag-read-outline-fab:focus-visible{background:color-mix(in srgb, var(--color-teal) 88%, #000);outline:none}.tag-read-rail-overlay{z-index:90;background:#0f172a2e;position:fixed;inset:0}.tag-read-rail-drawer{width:min(360px,100vw - 2rem);max-height:min(760px,100vh - 2rem);position:fixed;top:1rem;bottom:1rem;right:1rem;overflow:auto;box-shadow:0 24px 70px #0f172a3d}.tag-read-rail nav{gap:.45rem}.tag-read-outline-topic{gap:.35rem;display:grid}.tag-read-outline-topic+.tag-read-outline-topic{border-top:1px solid var(--color-divider);margin-top:.4rem;padding-top:.75rem}.tag-read-outline-topic>strong{color:var(--color-text);font-size:var(--text-sm);line-height:var(--leading-snug);padding:0 .35rem}.topic-article-body>.card-body{padding:0}.topic-article-body>.card-body>.wrap{margin:0}.topic-article-body img{max-width:100%;height:auto}.topic-article-typography>.wrap{line-height:1.5}.topic-article-typography>.wrap>:first-child{margin-top:0}.topic-article-typography>.wrap>:last-child{margin-bottom:0}.topic-article-typography :is(h1,h2,h3,h4){margin-top:.35rem;margin-bottom:.6rem}.topic-article-typography h1{padding-bottom:.45rem}.topic-article-typography :is(p,ul,ol){margin-block:.4rem}.topic-article-typography :is(.hero,.card,.panel,.compare-card,.stat-card,.media-card,.case-card,.objectives,.takeaways,.clinical-pearl,.red-flag,.question,.answer,.rationale){margin-block:.55rem;padding:.6rem .75rem}.topic-article-typography :is(.hero,.grid,.split,.process,.columns,.timeline){gap:.55rem}.topic-article-typography .process-step{min-height:auto;padding:.45rem .65rem}.topic-article-typography .case-section{margin-top:.45rem;padding-top:.45rem}.topic-article-typography :is(.tableWrapper,table,figure){margin-block:.6rem}.topic-article-typography :is(th,td){padding:.4rem .55rem}.focus-mode .topic-article-section{box-shadow:0 18px 50px #1b2a4a14}.reading-segment-active{background:color-mix(in srgb, var(--color-teal-light) 72%, transparent);border-radius:var(--radius-sm);box-shadow:0 0 0 3px color-mix(in srgb, var(--color-teal-light) 70%, transparent)}.reading-segment-active.reading-segment-has-marker{box-shadow:none;background:0 0}.reading-phrase-marker,:is(.wrap,.ProseMirror) mark.reading-phrase-marker{-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:2px;padding-block:.03em;background:color-mix(in srgb, var(--color-gold-light) 70%, transparent)!important;color:inherit!important;background-image:none!important}.reading-word-marker,:is(.wrap,.ProseMirror) mark.reading-word-marker{-webkit-box-decoration-break:clone;box-decoration-break:clone;border-radius:2px;padding-inline:.08em;background:color-mix(in srgb, var(--color-gold) 42%, var(--color-gold-light))!important;color:inherit!important;background-image:none!important}[data-theme=dark] .reading-phrase-marker,[data-theme=dark] :is(.wrap,.ProseMirror) mark.reading-phrase-marker{background:color-mix(in srgb, var(--color-gold) 32%, transparent)!important}[data-theme=dark] .reading-word-marker,[data-theme=dark] :is(.wrap,.ProseMirror) mark.reading-word-marker{background:color-mix(in srgb, var(--color-gold) 72%, var(--color-page-bg))!important;color:var(--color-page-bg)!important}.density-condensed .topic-article-slide{padding:10px}.density-condensed .topic-article-divider{margin:.25rem 0}.density-condensed .topic-article-body{padding:.2rem .25rem .35rem}.density-condensed .topic-article-typography>.wrap{font-size:.93rem;line-height:1.34}.density-condensed .topic-article-typography :is(h1,h2,h3,h4){margin-top:.15rem;margin-bottom:.3rem}.density-condensed .topic-article-typography h1{padding-bottom:.25rem}.density-condensed .topic-article-typography h2:before,.density-condensed .topic-article-typography h3:before{margin-right:.25rem}.density-condensed .topic-article-typography :is(p,ul,ol){margin-block:.2rem}.density-condensed .topic-article-typography :is(ul,ol){padding-left:1rem}.density-condensed .topic-article-typography li{margin-block:.08rem}.density-condensed .topic-article-typography :is(.hero,.card,.panel,.compare-card,.stat-card,.media-card,.case-card,.objectives,.takeaways,.clinical-pearl,.red-flag,.question,.answer,.rationale){margin-block:.3rem;padding:.35rem .45rem}.density-condensed .topic-article-typography :is(.hero,.grid,.split,.process,.columns,.timeline){gap:.3rem}.density-condensed .topic-article-typography .process-step{gap:.35rem;min-height:auto;padding:.25rem .4rem}.density-condensed .topic-article-typography .process-step:before{width:1.35rem;height:1.35rem;font-size:.68rem}.density-condensed .topic-article-typography .case-section{margin-top:.25rem;padding-top:.25rem}.density-condensed .topic-article-typography :is(.tableWrapper,table,figure){margin-block:.35rem}.density-condensed .topic-article-typography :is(th,td){padding:.24rem .35rem}.density-condensed .topic-article-typography img{margin-block:.35rem}.home-value-row{flex-wrap:wrap;gap:8px;margin:-.5rem 0 1.5rem;display:flex}.home-value-row span{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-2);font-size:var(--text-sm);padding:.35rem .7rem}.home-goal-strip{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);grid-template-columns:minmax(0,1fr) minmax(160px,260px);align-items:center;gap:.85rem;margin-bottom:1.25rem;padding:1rem;display:grid}.home-goal-strip h2{color:var(--color-text);font-size:var(--text-lg);margin:0 0 .2rem}.home-goal-strip span{color:var(--color-muted);font-size:var(--text-sm)}.home-goal-progress,.dashboard-goal-progress{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-full);height:12px;overflow:hidden}.home-goal-progress span,.dashboard-goal-progress span{background:linear-gradient(90deg, var(--color-teal), var(--color-red-mid));height:100%;transition:width var(--transition-base);display:block}.continue-section{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);margin-bottom:1.25rem;overflow:hidden}.continue-header{background:var(--color-page-bg);border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.25rem;display:flex}.continue-header h2{color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-tight);margin:0}.continue-header span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-medium);flex-shrink:0}.continue-topic-list{display:grid}.continue-topic-link{border-top:1px solid var(--color-divider);color:var(--color-text);justify-content:space-between;align-items:center;gap:1rem;padding:.8rem 1.25rem;text-decoration:none;display:flex}.continue-topic-link:first-child{border-top:0}.continue-topic-link:hover,.continue-topic-link:focus-visible{background:var(--color-page-bg);outline:none}.continue-topic-link strong{font-size:var(--text-md);font-weight:var(--weight-semibold);display:block}.continue-topic-link small{color:var(--color-muted);font-size:var(--text-xs);display:block}.continue-topic-link>span:last-child{color:var(--color-teal);font-size:var(--text-sm);font-weight:var(--weight-semibold);flex-shrink:0}.topic-gate-main{align-items:center;display:flex}.topic-gate{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);padding:2rem}.topic-gate-actions{flex-wrap:wrap;gap:8px;display:flex}.home-search{gap:.45rem;margin-bottom:1.25rem;display:grid}.home-search label{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.home-search input{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);width:100%;color:var(--color-text);font:inherit;padding:.78rem .9rem}.home-search input:focus{border-color:var(--color-teal);outline:2px solid #0d6e6e2e}.home-search-count{color:var(--color-muted);font-size:var(--text-sm)}.import-main{display:block}.import-topic-page{max-width:880px}.import-dropzone{background:var(--color-white);border:1px dashed var(--color-teal);border-radius:var(--radius-base);color:var(--color-text);cursor:pointer;text-align:center;flex-direction:column;justify-content:center;align-items:center;gap:.35rem;width:100%;min-height:220px;margin-top:1rem;margin-bottom:1rem;padding:2rem;transition:background .15s,border-color .15s,color .15s;display:flex}.import-dropzone:hover,.import-dropzone:focus-visible,.import-dropzone.dragging{background:var(--color-teal-light);border-color:var(--color-navy);outline:none}.import-dropzone-title{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-xl);font-weight:var(--weight-bold)}.import-dropzone-sub{color:var(--color-muted);font-size:var(--text-md)}.import-access-panel,.import-preview,.import-json-help{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base)}.import-access-panel{justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.25rem;display:flex}.import-access-panel p{color:var(--color-text-2);margin:0}.import-error,.import-warning{border-left:4px solid var(--color-red);border-radius:var(--radius-sm);color:#7b1818;margin-top:1rem;padding:.75rem 1rem}.import-error{background:var(--color-red-light)}.import-warning{background:var(--color-gold-light);border-left-color:var(--color-gold);color:#5d4037}.import-preview{margin-top:1.25rem;overflow:hidden}.import-json-help{gap:1rem;margin-top:1rem;padding:1.25rem;display:grid}.import-json-help h2{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-xl);margin:0 0 .35rem}.import-json-help p{color:var(--color-text-2);margin:0}.import-json-help pre{border:1px solid var(--color-divider);border-radius:var(--radius-base);background:var(--color-page-bg);color:var(--color-text);font-family:var(--font-mono);font-size:var(--text-xs);margin:0;padding:.9rem;overflow-x:auto}.import-mode-switch{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);gap:.25rem;width:fit-content;padding:.25rem;display:inline-flex}.import-mode-switch button{border-radius:calc(var(--radius-base) - 3px);color:var(--color-text-2);cursor:pointer;font:inherit;font-size:var(--text-sm);font-weight:var(--weight-semibold);background:0 0;border:0;padding:.55rem 1rem}.import-mode-switch button.active{background:var(--color-navy);color:#fff}.import-pptx-form{gap:1rem;display:grid}.import-field-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:.9rem;display:grid}.import-field-grid label{gap:.35rem;display:grid}.import-field-grid span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.import-field-grid input,.import-field-grid select,.manual-slide-item input,.manual-slide-item textarea{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);width:100%;color:var(--color-text);font:inherit;padding:.72rem .8rem}.import-field-grid select{appearance:auto}.import-field-grid input:focus,.import-field-grid select:focus,.manual-slide-item input:focus,.manual-slide-item textarea:focus{border-color:var(--color-teal);outline-offset:0;outline:2px solid #0d6e6e2e}.import-paste-field{gap:.5rem;display:grid}.import-paste-field-label{justify-content:space-between;align-items:baseline;gap:.5rem;display:flex}.import-paste-field-label>span:first-child{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.import-paste-counter{color:var(--color-text-2);font-size:var(--text-xs);font-variant-numeric:tabular-nums;font-weight:var(--weight-semibold)}.import-paste-counter-warn{color:var(--color-red)}.import-paste-textarea{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);width:100%;color:var(--color-text);font:inherit;line-height:var(--leading-relaxed,1.6);resize:vertical;min-height:220px;padding:.85rem 1rem}.import-paste-textarea:focus{border-color:var(--color-teal);outline-offset:0;outline:2px solid #0d6e6e2e}.import-paste-textarea::placeholder{color:var(--color-muted)}.create-topic-page{max-width:920px}.manual-topic-form{gap:1.25rem;display:grid}.manual-topic-panel{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);overflow:hidden}.manual-topic-panel-header{border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:flex-start;gap:1rem;padding:1.25rem;display:flex}.manual-topic-panel-header h2{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-tight);margin:0}.manual-topic-panel-header p{color:var(--color-muted);font-size:var(--text-sm);margin:.35rem 0 0}.manual-topic-panel>.import-field-grid{padding:1.25rem}.manual-slide-list{gap:1rem;padding:1.25rem;display:grid}.manual-slide-item{border:1px solid var(--color-divider);border-radius:var(--radius-base);gap:.85rem;padding:1rem;display:grid}.manual-slide-item-header{justify-content:space-between;align-items:center;gap:1rem;display:flex}.manual-slide-item-header strong{color:var(--color-text);font-size:var(--text-sm)}.manual-slide-item label{gap:.35rem;display:grid}.manual-slide-item span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.manual-slide-item textarea{resize:vertical;min-height:96px}.manual-advanced-html{border:1px solid var(--color-divider);border-radius:var(--radius-base);padding:.8rem}.manual-advanced-html summary{color:var(--color-text);cursor:pointer;font-weight:var(--weight-semibold)}.manual-advanced-html summary:focus-visible{outline:2px solid var(--color-teal);outline-offset:3px}.manual-advanced-html p{color:var(--color-muted);font-size:var(--text-sm);margin:.65rem 0}.manual-html-preview{border:1px solid var(--color-divider);border-radius:var(--radius-base);margin-top:.85rem;overflow:hidden}.manual-html-preview .topic-home-label{background:var(--color-page-bg);border-bottom:1px solid var(--color-divider);margin:0;padding:.65rem .8rem}.manual-html-preview .wrap{padding:.9rem}.manual-topic-actions{justify-content:flex-end;display:flex}.import-conversion-panel{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base)}.import-conversion-panel p span{color:var(--color-text);font-family:var(--font-mono)}.import-preview-header{border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:flex-start;gap:1rem;padding:1.25rem;display:flex}.import-preview-header h2{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-2xl);line-height:var(--leading-tight);margin:0 0 .35rem}.import-preview-header p,.import-file-meta{color:var(--color-muted);font-size:var(--text-sm);margin:0}.import-file-meta{border-top:1px solid var(--color-divider);padding:.85rem 1.25rem 0}.import-file-meta span{color:var(--color-text);font-family:var(--font-mono)}.import-preview-stats{grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.import-preview-stats div{border-right:1px solid var(--color-divider);padding:1rem 1.25rem}.import-preview-stats div:last-child{border-right:none}.import-preview-stats strong{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-2xl);line-height:var(--leading-tight);display:block}.import-preview-stats span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.import-slide-preview{padding:1.25rem}.import-slide-preview h3{color:var(--color-text-2);font-size:var(--text-sm);font-weight:var(--weight-semibold);text-transform:uppercase;margin:0 0 .75rem}.import-slide-list{border:1px solid var(--color-divider);border-radius:var(--radius-md);overflow:hidden}.import-slide-row{border-top:1px solid var(--color-divider);justify-content:space-between;align-items:center;gap:1rem;min-height:44px;padding:.65rem .85rem;display:flex}.import-slide-row:first-child{border-top:none}.import-slide-row span{color:var(--color-muted);font-size:var(--text-xs);flex-shrink:0}.import-slide-row strong{color:var(--color-text);font-size:var(--text-sm);font-weight:var(--weight-medium);text-align:right}.batch-import-file-list{gap:.5rem;margin:1rem 0;display:grid}.batch-import-file-row{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);grid-template-columns:minmax(0,1fr) auto auto;align-items:center;gap:.6rem;padding:.5rem .6rem;display:grid}.batch-import-file-row input[type=text]{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font:inherit;width:100%;min-height:34px;padding:.35rem .5rem}.batch-import-file-status{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-bold);white-space:nowrap}.batch-import-file-status.status-done{color:var(--color-teal)}.batch-import-file-status.status-error,.batch-import-file-status.status-conflict{color:var(--color-red)}[data-theme=dark] .import-dropzone-title,[data-theme=dark] .import-preview-header h2,[data-theme=dark] .import-preview-stats strong,[data-theme=dark] .import-json-help h2{color:#a5b4d4}.speciality-list{gap:1.25rem;display:grid}.speciality-section{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-xl);overflow:hidden}.speciality-header{background:var(--color-navy);justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.25rem;display:flex}.speciality-header h2{color:var(--color-white);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-tight);margin:0}.speciality-header span{color:#ffffff80;font-size:var(--text-xs);font-weight:var(--weight-medium);flex-shrink:0}.topic-link-list{display:grid}.topic-link-wrapper{position:relative}.topic-link-wrapper:hover .topic-delete-btn,.topic-link-wrapper:focus-within .topic-delete-btn{opacity:1}.topic-delete-btn{z-index:1;border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);width:28px;height:28px;color:var(--color-muted);cursor:pointer;opacity:0;justify-content:center;align-items:center;transition:opacity .15s,background .15s,color .15s,border-color .15s;display:flex;position:absolute;top:8px;right:8px;box-shadow:0 1px 4px #0000001a}.topic-delete-btn:hover{background:var(--color-red-light);border-color:var(--color-red-mid);color:var(--color-red-mid)}.topic-delete-btn:focus-visible{opacity:1;outline:2px solid var(--color-red-mid);outline-offset:2px}.topic-link{border-top:1px solid var(--color-divider);color:var(--color-text);justify-content:space-between;align-items:center;gap:1rem;min-height:52px;padding:.8rem 1.25rem;text-decoration:none;transition:background .15s,color .15s;display:flex}.topic-link:first-child{border-top:none}.topic-link:hover,.topic-link:focus-visible{background:var(--color-page-bg);outline:none}.topic-link-title{font-size:var(--text-md);font-weight:var(--weight-medium)}.topic-link-meta{color:var(--color-muted);font-size:var(--text-xs)}.topic-link-main{gap:.35rem;min-width:0;display:grid}.topic-progress{color:var(--color-muted);font-size:var(--text-xs);align-items:center;gap:.5rem;display:inline-flex}.topic-progress-track{border-radius:var(--radius-full);background:var(--color-divider);width:92px;height:5px;overflow:hidden}.topic-progress-fill{border-radius:inherit;background:var(--color-teal);height:100%;display:block}.topic-link-action{color:var(--color-teal);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;flex-shrink:0}.topic-link-action.review{color:var(--color-red)}.home-empty-state{border:1px dashed var(--color-border);border-radius:var(--radius-base);color:var(--color-muted);text-align:center;padding:1.25rem}.dashboard-main{min-height:100vh;padding:2rem}.dashboard-shell{gap:1rem;max-width:1180px;margin:0 auto;display:grid}.dashboard-auth-gate{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-lg);align-content:center;min-height:calc(100vh - 4rem);padding:2rem}.dashboard-auth-gate h1,.dashboard-header h1{color:var(--color-navy);font-family:var(--font-display);font-size:clamp(2rem,5vw,3.4rem);line-height:var(--leading-tight);margin:.25rem 0}.dashboard-auth-gate p,.dashboard-header p{color:var(--color-muted);font-size:var(--text-base);max-width:720px}.dashboard-actions,.dashboard-header{flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:.75rem;display:flex}.dashboard-actions{justify-content:flex-start;margin-top:1rem}.dashboard-summary-grid{grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.8rem;display:grid}.dashboard-summary-card,.dashboard-panel{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base)}.dashboard-summary-card{gap:.2rem;padding:1rem;display:grid}.dashboard-summary-card span,.dashboard-summary-card small,.dashboard-topic-link small,.dashboard-quiz-link small{color:var(--color-muted);font-size:var(--text-xs)}.dashboard-summary-card span{font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.dashboard-summary-card strong{color:var(--color-text);font-size:1.7rem;line-height:var(--leading-tight)}.dashboard-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;display:grid}.dashboard-panel{gap:.8rem;padding:1rem;display:grid}.dashboard-panel-header{justify-content:space-between;align-items:flex-start;display:flex}.dashboard-panel h2{color:var(--color-text);font-size:var(--text-lg);margin:.15rem 0 0}.dashboard-goals-panel{gap:1rem}.dashboard-goal-body{gap:.7rem;display:grid}.dashboard-goal-body>div:first-child{gap:.15rem;display:grid}.dashboard-goal-body strong{color:var(--color-text);font-size:var(--text-lg)}.dashboard-goal-body span,.dashboard-goal-meta{color:var(--color-muted);font-size:var(--text-sm)}.dashboard-goal-meta{flex-wrap:wrap;justify-content:space-between;gap:.5rem;display:flex}.dashboard-topic-list,.dashboard-quiz-list{gap:.55rem;display:grid}.dashboard-topic-link,.dashboard-quiz-link{border:1px solid var(--color-border);border-radius:var(--radius-base);color:var(--color-text);transition:border-color var(--transition-fast), transform var(--transition-fast), box-shadow var(--transition-fast);justify-content:space-between;align-items:center;gap:.85rem;padding:.75rem;text-decoration:none;display:flex}.dashboard-topic-link:hover,.dashboard-topic-link:focus-visible,.dashboard-quiz-link:hover,.dashboard-quiz-link:focus-visible{border-color:var(--color-teal);box-shadow:var(--shadow-soft);outline:none;transform:translateY(-1px)}.dashboard-topic-link>span:first-child,.dashboard-quiz-link>span:first-child{gap:.15rem;min-width:0;display:grid}.dashboard-topic-link>span:last-child,.dashboard-quiz-link>span:last-child{color:var(--color-teal);font-weight:var(--weight-semibold);flex:none}.dashboard-empty-state{border:1px dashed var(--color-border);border-radius:var(--radius-base);color:var(--color-muted);text-align:center;padding:1rem}.settings-shell{max-width:860px}.settings-form{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);gap:1rem;padding:1rem;display:grid}.settings-form label{gap:.45rem;display:grid}.settings-form label>span{color:var(--color-text);font-weight:var(--weight-semibold)}.settings-form input{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font:inherit;padding:.75rem}.settings-form input:focus{border-color:var(--color-teal);outline:none;box-shadow:0 0 0 3px #13927f24}.settings-form small{color:var(--color-muted)}.settings-fieldset{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-page-bg);gap:.75rem;padding:.9rem;display:grid}.settings-fieldset>div{gap:.25rem;display:grid}.settings-fieldset strong{color:var(--color-text)}.settings-checkbox-label{align-items:center;grid-template-columns:none!important;gap:.65rem!important;display:flex!important}.settings-checkbox-label input{width:auto;margin:0}.settings-actions{justify-content:flex-start;display:flex}.bookmarks-shell{max-width:980px}.bookmarks-controls{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);grid-template-columns:minmax(0,1fr) minmax(180px,260px);gap:1rem;padding:1rem;display:grid}.bookmarks-controls label{gap:.4rem;display:grid}.bookmarks-controls label>span{color:var(--color-text);font-size:var(--text-sm);font-weight:var(--weight-semibold)}.bookmarks-controls input,.bookmarks-controls select{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font:inherit;padding:.7rem}.bookmarks-controls input:focus,.bookmarks-controls select:focus{border-color:var(--color-teal);outline:none;box-shadow:0 0 0 3px #13927f24}.bookmarks-list{gap:.7rem;display:grid}.notes-shell{max-width:980px}.notes-controls{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);gap:1rem;padding:1rem;display:grid}.notes-controls label{gap:.4rem;display:grid}.notes-controls label>span{color:var(--color-text);font-size:var(--text-sm);font-weight:var(--weight-semibold)}.notes-controls input{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-sm);color:var(--color-text);font:inherit;padding:.7rem}.notes-controls input:focus{border-color:var(--color-teal);outline:none;box-shadow:0 0 0 3px #13927f24}.notes-list{gap:.7rem;display:grid}.note-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);color:var(--color-text);transition:border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);justify-content:space-between;align-items:flex-start;gap:.8rem;padding:1rem;text-decoration:none;display:flex}.note-card:hover,.note-card:focus-visible{border-color:var(--color-teal);box-shadow:var(--shadow-soft);outline:none;transform:translateY(-1px)}.note-card-main{gap:.25rem;min-width:0;display:grid}.note-card-main small,.note-card-main span{color:var(--color-muted);font-size:var(--text-sm)}.bookmark-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);color:var(--color-text);transition:border-color var(--transition-fast), box-shadow var(--transition-fast), transform var(--transition-fast);grid-template-columns:auto minmax(0,1fr) auto;align-items:flex-start;gap:.8rem;padding:1rem;text-decoration:none;display:grid}.bookmark-card:hover,.bookmark-card:focus-visible{border-color:var(--color-teal);box-shadow:var(--shadow-soft);outline:none;transform:translateY(-1px)}.bookmark-card-main{gap:.25rem;min-width:0;display:grid}.bookmark-card-main small,.bookmark-card-main span{color:var(--color-muted);font-size:var(--text-sm)}.bookmark-card-action{color:var(--color-teal);font-size:var(--text-sm);font-weight:var(--weight-semibold)}[data-theme=dark] .topic-home h1{color:#a5b4d4}[data-theme=dark] .speciality-section{background:var(--color-white);border-color:var(--color-border)}[data-theme=dark] .speciality-header{background:#0a1020}[data-theme=dark] .speciality-header h2{color:#fff}[data-theme=dark] .speciality-header span{color:#ffffffb8}[data-theme=dark] .toolbar-menu-panel{background:var(--color-white);border-color:var(--color-border)}@media (max-width:768px){.home-main{padding:1.25rem}.home-toolbar,.speciality-header{flex-direction:column;align-items:flex-start}.home-actions{justify-content:flex-start}.home-goal-strip{grid-template-columns:1fr}.dashboard-main{padding:1.25rem}.dashboard-header,.dashboard-auth-gate,.dashboard-actions{flex-direction:column;align-items:stretch}.dashboard-summary-grid,.dashboard-grid,.bookmarks-controls,.bookmark-card{grid-template-columns:1fr}.note-card,.topic-notes-header,.topic-notes-actions,.topic-notes-actions>div,.dashboard-panel-header,.dashboard-goal-meta,.settings-actions{flex-direction:column;align-items:stretch}.topic-link{flex-direction:row;align-items:center;gap:.75rem;padding:.8rem .9rem}.topic-link-action{white-space:nowrap;align-self:flex-start}.topic-progress-track{width:72px}.import-preview-header,.import-access-panel,.import-slide-row{flex-direction:column;align-items:flex-start}.import-preview-stats{grid-template-columns:repeat(2,minmax(0,1fr))}.import-preview-stats div:nth-child(2){border-right:none}.import-preview-stats div:nth-child(n+3){border-top:1px solid var(--color-divider)}.import-slide-row strong{text-align:left}}.hero{background:var(--color-navy);border-radius:var(--radius-xl);margin-bottom:2rem;padding:2rem 2.5rem;position:relative;overflow:hidden}.hero:after{content:"";pointer-events:none;background:#c0392b26;border-radius:50%;width:200px;height:200px;position:absolute;bottom:-60px;right:-40px}.hero-label{font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-widest);text-transform:uppercase;color:var(--color-red-mid);margin-bottom:.5rem}.hero h1{font-family:var(--font-display);font-size:var(--text-3xl);font-weight:var(--weight-bold);line-height:var(--leading-tight);color:var(--color-white);margin-bottom:.5rem}.hero-sub{font-size:var(--text-md);font-weight:var(--weight-light);color:red}.hero-readtime{font-size:var(--text-xs);color:red;margin-top:4px;font-style:italic}.skeleton-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-xl);margin-bottom:1.5rem;padding:1.25rem;overflow:hidden}.skeleton-line{border-radius:var(--radius-full);background:linear-gradient(90deg, var(--color-divider) 25%, #ede9e0 50%, var(--color-divider) 75%);background-size:200% 100%;height:12px;margin-bottom:10px;animation:1.4s infinite shimmer}.skeleton-line:last-child{margin-bottom:0}.skeleton-line.w100{width:100%}.skeleton-line.w90{width:90%}.skeleton-line.w85{width:85%}.skeleton-line.w80{width:80%}.skeleton-line.w75{width:75%}.skeleton-line.w70{width:70%}.skeleton-line.w60{width:60%}.skeleton-line.w55{width:55%}.skeleton-line.w40{width:40%}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.slide-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-xl);min-width:0;margin-bottom:1.5rem;scroll-margin-top:2rem;transition:box-shadow .2s;position:relative;overflow:visible}.slide-card:hover{box-shadow:0 4px 20px #1b2a4a14}.slide-card.has-open-menu{z-index:30}.virtual-slide-row:has(.card-action-dropdown){z-index:30}.slide-card.is-loading{opacity:.78;box-shadow:0 0 0 2px #0d6e6e2e,0 4px 20px #1b2a4a14}.slide-card.is-loading:after{content:"";border-radius:var(--radius-xl);pointer-events:none;background:linear-gradient(90deg,#0000,#0d6e6e0f,#0000) 0 0/220% 100%;animation:1.35s ease-in-out infinite loading-sheen;position:absolute;inset:0}@keyframes loading-sheen{0%{background-position:220% 0}to{background-position:-120% 0}}.card-header{border-bottom:1px solid var(--color-divider);background:var(--color-page-bg);align-items:center;gap:10px;padding:.65rem 1.25rem;display:flex}.slide-badge{font-family:var(--font-mono);font-size:var(--text-2xs);font-weight:var(--weight-medium);color:var(--color-muted);letter-spacing:.5px}.card-nav-title{min-width:0;max-width:50vw;color:var(--color-muted);font-size:var(--text-xs);font:inherit;font-family:var(--font-body);text-align:left;text-overflow:ellipsis;white-space:nowrap;background:0 0;border:0;flex:1;margin-left:8px;padding:0;overflow:hidden}.card-nav-title:hover{color:var(--color-text)}.card-nav-title:focus-visible{border-radius:var(--radius-sm);outline-offset:3px;outline:2px solid #0d6e6e33}.card-header-tags{flex-wrap:wrap;flex:auto;gap:.3rem;min-width:120px;max-width:36%;margin-left:.5rem;display:flex}.card-header-tag{border:1px solid var(--color-divider);border-radius:var(--radius-full);background:var(--color-surface);max-width:100%;color:var(--color-text-2);font-size:var(--text-xs);align-items:center;gap:.3rem;padding:.18rem .45rem;font-weight:700;line-height:1.2;display:inline-flex}.card-header-tag-dot{border-radius:var(--radius-full);background:var(--color-blue);flex:none;width:.45rem;height:.45rem}.card-action-menu{z-index:1;flex-shrink:0;align-items:center;gap:.35rem;margin-left:auto;display:inline-flex;position:relative}.card-menu-trigger,.card-quick-action{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-2);cursor:pointer;font:inherit;font-family:var(--font-mono);letter-spacing:1px;justify-content:center;align-items:center;min-width:34px;height:30px;padding:0 .45rem .25rem;line-height:1;display:inline-flex}.card-quick-action{width:30px;padding:0}.card-menu-trigger:hover,.card-menu-trigger[aria-expanded=true],.card-quick-action:hover:not(:disabled){background:var(--color-teal-light);border-color:var(--color-teal);color:var(--color-navy)}.card-menu-trigger:focus-visible,.card-quick-action:focus-visible{outline-offset:2px;outline:2px solid #0d6e6e38}.card-quick-action:disabled{color:var(--color-muted);cursor:not-allowed;opacity:.55}.card-quick-action.busy{animation:1s ease-in-out infinite card-quick-action-pulse}.card-quick-action.ai-quick{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-color:#0000;font-weight:500}@keyframes card-quick-action-pulse{0%,to{opacity:1}50%{opacity:.45}}.card-action-dropdown{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);box-shadow:var(--shadow-lg);z-index:40;min-width:170px;padding:.35rem;display:grid;position:absolute;top:calc(100% + .4rem);right:0;overflow:hidden}.card-action-dropdown button{border-radius:var(--radius-sm);color:var(--color-text);cursor:pointer;font:inherit;font-size:var(--text-sm);text-align:left;background:0 0;border:0;align-items:center;gap:.55rem;padding:.6rem .7rem;display:flex}.card-action-dropdown button .card-action-icon{flex-shrink:0}.card-action-dropdown button:hover:not(:disabled),.card-action-dropdown button:focus-visible{background:var(--color-teal-light);outline:none}.card-action-dropdown button:disabled{color:var(--color-muted);cursor:not-allowed;opacity:.6}.card-action-dropdown button.danger{color:var(--color-red)}.card-action-dropdown button.danger:hover,.card-action-dropdown button.danger:focus-visible{background:var(--color-red-light)}.slide-inline-errors{gap:.5rem;padding:.75rem 1rem 0;display:grid}.slide-inline-error{border-radius:var(--radius-base);background:var(--color-red-light);color:var(--color-red);font-size:var(--text-sm);line-height:var(--leading-snug);border:1px solid #c0392b40;justify-content:space-between;align-items:center;gap:.75rem;padding:.62rem .75rem;display:flex}.slide-inline-error span{min-width:0}.slide-inline-error .card-action-btn{background:var(--color-white);color:var(--color-red);border-color:#c0392b52;flex:none}.card-title-edit-form{flex:1;align-items:center;gap:8px;min-width:220px;display:flex}.card-title-edit-input{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white);min-width:120px;height:28px;color:var(--color-text);font-family:var(--font-body);font-size:var(--text-xs);outline:none;flex:1;padding:.25rem .5rem}.card-title-edit-input:focus{border-color:var(--color-teal);box-shadow:0 0 0 2px #0d6e6e1f}.slide-check-label{cursor:pointer;font-size:var(--text-xs);color:var(--color-muted);-webkit-user-select:none;user-select:none;align-items:center;gap:6px;display:flex}.slide-check-label input[type=checkbox]{appearance:none;border:1.5px solid var(--color-border);border-radius:var(--radius-sm);cursor:pointer;width:15px;height:15px;transition:background .2s,border-color .2s;position:relative}.slide-check-label input[type=checkbox]:checked{background:var(--color-teal);border-color:var(--color-teal)}.slide-check-label input[type=checkbox]:checked:after{content:"";border:2px solid #fff;border-top:none;border-left:none;width:5px;height:9px;position:absolute;top:1.5px;left:4px;transform:rotate(45deg)}.slide-check-label input[type=checkbox]:disabled{cursor:not-allowed;opacity:.45}.card-action-btn{border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-white);min-height:28px;color:var(--color-text-2);font-family:var(--font-body);font-size:var(--text-xs);font-weight:var(--weight-medium);cursor:pointer;align-items:center;padding:.25rem .65rem;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.card-action-btn:hover{background:var(--color-divider);color:var(--color-text)}.card-action-btn:disabled{opacity:.45;cursor:not-allowed}.card-action-btn:disabled:hover{background:var(--color-white);color:var(--color-text-2)}.card-action-btn.primary{background:var(--color-teal);border-color:var(--color-teal);color:#fff}.card-action-btn.primary:hover{background:#095858;border-color:#095858}.card-action-btn.ai-btn{color:#fff;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-color:#0000;font-weight:500}.card-action-btn.ai-btn:hover:not(:disabled){background:linear-gradient(135deg,#5568d3 0%,#653a8b 100%);transform:translateY(-1px);box-shadow:0 4px 12px #667eea4d}.card-action-btn.ai-btn:disabled{opacity:.7;cursor:not-allowed}.card-action-btn.danger{border-color:var(--color-red-mid);color:var(--color-red)}.card-action-btn.danger:hover{background:var(--color-red-light);border-color:var(--color-red);color:var(--color-red)}.merged-slide-divider{border:0;border-top:1px dashed var(--color-border);margin:1.25rem 0}.merged-slide-section{display:flow-root}.card-editor-actions{align-items:center;gap:8px;margin-left:auto;display:flex}.card-editor-shell{display:block;overflow:visible}.card-editor-body.hidden{display:none}.card-editor-toolbar{border-bottom:1px solid var(--color-divider);z-index:2;position:relative;overflow:visible}.card-editor-toolbar .dm-toolbar{box-shadow:none;border-width:0;border-radius:0}.card-editor-toolbar .dm-toolbar-dropdown-panel{z-index:60}.card-editor-body{z-index:1;min-height:220px;max-height:700px;position:relative}.raw-html-editor-modal-body{display:flex;overflow:hidden}.raw-html-editor-view{border-top:none;grid-template-columns:1fr 1px 1fr;width:100%;height:100%;min-height:0}.raw-html-editor-view .comparison-panel{height:100%;max-height:none;overflow-y:auto}.raw-html-editor-view .comparison-content{box-sizing:border-box;height:100%;max-height:none}.card-editor-body .dm-editor{box-shadow:none;color:inherit;font:inherit;background:0 0;border:0;border-radius:0;overflow:visible}.slide-placeholder{opacity:.72;min-height:360px}.slide-placeholder .card-header{border-bottom:0}.slides-empty-state{border:1px dashed var(--color-border);border-radius:var(--radius-base);background:var(--color-white);text-align:center;justify-items:center;gap:.65rem;max-width:520px;margin:2rem auto;padding:2rem;display:grid}.slides-empty-state h2{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-xl);margin:0}.slides-empty-state p{color:var(--color-muted);margin:0}.preview-callout{margin:.5rem 0 1.5rem;padding:1.15rem 1.25rem}.preview-callout h2{color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-snug);margin-bottom:.35rem}.preview-callout-actions{flex-wrap:wrap;flex:none;justify-content:flex-end;gap:8px;display:inline-flex}.topic-completion-state{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);margin:0 0 1.5rem;padding:1.25rem}.topic-completion-state h2{color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-snug);margin-bottom:.35rem}.topic-completion-state p{color:var(--color-muted);margin-bottom:1rem}.topic-completion-actions{flex-wrap:wrap;gap:8px;display:flex}.quiz-main{display:block}.quiz-shell{gap:1rem;display:grid}.quiz-header-row{justify-content:space-between;align-items:flex-start;gap:1rem;display:flex}.quiz-question-card,.quiz-result-card,.quiz-review{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base)}.quiz-question-card{gap:1rem;padding:1.25rem;display:grid}.quiz-question-card h2{color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-snug)}.quiz-progress-row{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;justify-content:space-between;display:flex}.quiz-progress-track{background:var(--color-divider);border-radius:var(--radius-full);height:6px;overflow:hidden}.quiz-progress-track span{background:var(--color-teal);border-radius:inherit;height:100%;transition:width .2s;display:block}.quiz-options{gap:.65rem;display:grid}.quiz-option{border:1px solid var(--color-border);border-radius:var(--radius-base);color:var(--color-text-2);cursor:pointer;align-items:center;gap:.7rem;padding:.85rem .9rem;transition:background .15s,border-color .15s,color .15s;display:flex}.quiz-option:hover,.quiz-option:focus-within{background:var(--color-page-bg);color:var(--color-text)}.quiz-option.selected{background:var(--color-teal-light);border-color:var(--color-teal);color:var(--color-text)}.quiz-option input{accent-color:var(--color-teal)}.quiz-actions{flex-wrap:wrap;gap:8px;display:flex}.quiz-footer-actions{justify-content:flex-end;align-items:center}.quiz-submit-note{color:var(--color-muted);font-size:var(--text-sm);flex:1;min-width:220px}.quiz-signin-banner .quiz-actions{flex:none;justify-content:flex-end}.quiz-result-card{justify-content:space-between;align-items:center;gap:1rem;padding:1rem 1.25rem;display:flex}.quiz-result-card strong{color:var(--color-teal);font-family:var(--font-display);font-size:var(--text-3xl);line-height:1}.quiz-result-card span{color:var(--color-muted);font-size:var(--text-md)}.quiz-review{gap:0;display:grid;overflow:hidden}.quiz-review h2{background:var(--color-page-bg);border-bottom:1px solid var(--color-divider);color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);padding:1rem 1.25rem}.quiz-review-item{border-top:1px solid var(--color-divider);gap:.35rem;padding:1rem 1.25rem;display:grid}.quiz-review-item:first-of-type{border-top:0}.quiz-review-item h3{color:var(--color-text);font-size:var(--text-md)}.quiz-review-item p{color:var(--color-muted);font-size:var(--text-sm)}.question-editor-backdrop{padding:1rem}.question-editor-dialog{border:1px solid var(--color-border);width:min(1040px,96vw);max-width:min(1040px,96vw);height:min(860px,92vh)}.question-editor-dialog:focus{outline:none}.question-editor-description{color:var(--color-muted);font-size:var(--text-sm);margin-top:.15rem}.question-editor-body{gap:.9rem;padding:1rem;display:grid}.question-editor-status,.question-editor-note{color:var(--color-muted);font-size:var(--text-sm)}.question-editor-note{background:var(--color-teal-light);border-radius:var(--radius-base);color:var(--color-teal);border:1px solid #0d6e6e2e;padding:.65rem .75rem}.question-editor-topbar{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-base);justify-content:space-between;align-items:flex-start;gap:.85rem;padding:.75rem;display:flex}.question-editor-summary{flex-wrap:wrap;gap:8px;display:flex}.question-editor-summary span,.question-editor-pill{border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-2);font-size:var(--text-xs);font-weight:var(--weight-semibold);padding:.28rem .6rem}.question-editor-pill{background:var(--color-page-bg);margin-left:.55rem;display:inline-flex}.question-editor-pill.published{background:var(--color-green-light);color:var(--color-green);border-color:#2e7d3233}.question-editor-validation{background:var(--color-red-light);border-radius:var(--radius-base);color:var(--color-red);font-size:var(--text-sm);font-weight:var(--weight-medium);border:1px solid #c0392b33;align-items:flex-start;gap:.55rem;padding:.7rem .8rem;display:flex}.question-editor-validation strong{color:var(--color-red-dark);flex:none}.question-editor-validation span{min-width:0}.question-editor-ai-panel{background:var(--color-white);border-radius:var(--radius-base);border:1px solid #0d6e6e2e;gap:.75rem;padding:.9rem;display:grid}.question-editor-ai-header{justify-content:space-between;align-items:flex-start;gap:.85rem;display:flex}.question-editor-ai-header h3{color:var(--color-text);font-size:var(--text-md);margin:0}.question-editor-ai-header p{color:var(--color-muted);font-size:var(--text-sm);line-height:var(--leading-snug);margin:.2rem 0 0}.question-editor-ai-grid{grid-template-columns:minmax(120px,.25fr) minmax(160px,.35fr);gap:.75rem;display:grid}.question-editor-ai-panel label{gap:.35rem;display:grid}.question-editor-ai-panel label>span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.question-editor-ai-panel select,.question-editor-ai-panel textarea{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);color:var(--color-text);font:inherit;width:100%;padding:.62rem .7rem}.question-editor-ai-panel select:focus,.question-editor-ai-panel textarea:focus{border-color:var(--color-teal);outline:none;box-shadow:0 0 0 2px #0d6e6e1f}.question-editor-ai-panel textarea{resize:vertical;min-height:72px}.question-editor-settings,.question-editor-list,.question-editor-card{gap:.85rem;display:grid}.question-editor-settings{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);padding:.9rem}.question-editor-settings-grid{grid-template-columns:minmax(0,1fr) minmax(250px,.45fr);align-items:stretch;gap:.85rem;display:grid}.question-editor-settings label,.question-editor-card label,.question-editor-options{gap:.35rem;display:grid}.question-editor-settings span,.question-editor-card label>span,.question-editor-options>span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.question-editor-settings input,.question-editor-settings textarea,.question-editor-card input[type=text],.question-editor-card input:not([type]),.question-editor-card textarea,.question-editor-card select,.question-editor-option input[type=text],.question-editor-option input:not([type]){border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);color:var(--color-text);font:inherit;width:100%;padding:.62rem .7rem}.question-editor-settings input:focus,.question-editor-settings textarea:focus,.question-editor-card input[type=text]:focus,.question-editor-card input:not([type]):focus,.question-editor-card textarea:focus,.question-editor-card select:focus,.question-editor-option input[type=text]:focus,.question-editor-option input:not([type]):focus{border-color:var(--color-teal);outline:none;box-shadow:0 0 0 2px #0d6e6e1f}.question-editor-settings textarea,.question-editor-card textarea{resize:vertical;min-height:76px}.question-editor-check{align-items:center;gap:.55rem;display:flex!important}.question-editor-check input{accent-color:var(--color-teal);width:auto}.question-editor-check span{color:var(--color-text-2);font-size:var(--text-sm);font-weight:var(--weight-medium);letter-spacing:0;text-transform:none}.question-editor-publish-card{border:1px solid var(--color-border);border-radius:var(--radius-base);align-items:flex-start;padding:.7rem}.question-editor-publish-card span{gap:.1rem;display:grid}.question-editor-publish-card strong{color:var(--color-text);font-size:var(--text-sm)}.question-editor-publish-card small{color:var(--color-muted);font-size:var(--text-xs);line-height:var(--leading-snug)}.question-editor-actions{flex-wrap:wrap;justify-content:flex-end;gap:8px;display:flex}.question-editor-card{border:1px solid var(--color-border);border-radius:var(--radius-base);background:linear-gradient(180deg, var(--color-white), var(--color-page-bg));padding:1rem}.question-editor-empty{border:1px dashed var(--color-border);border-radius:var(--radius-base);color:var(--color-muted);text-align:center;gap:.25rem;padding:1rem;display:grid}.question-editor-empty h3{color:var(--color-text);font-size:var(--text-md)}.question-editor-card-header{border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:center;gap:1rem;padding-bottom:.75rem;display:flex}.question-editor-card-header strong{color:var(--color-text);font-size:var(--text-md)}.question-editor-options{background:var(--color-white);border:1px dashed var(--color-border);border-radius:var(--radius-base);padding:.85rem}.question-editor-option{grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:.55rem;display:grid}.question-editor-option input[type=radio]{accent-color:var(--color-teal)}.question-editor-footer-note{color:var(--color-muted);font-size:var(--text-sm);flex:1;min-width:220px}.card-body{min-width:0;padding:1rem 2rem;overflow-x:auto}.slide-title{font-family:var(--font-display);font-size:1.3rem;font-weight:var(--weight-bold);line-height:var(--leading-tight);color:var(--color-navy);border-bottom:2px solid var(--color-divider);margin-bottom:1rem;padding-bottom:.75rem}[data-theme=dark] .slide-title{color:#a5b4d4}.text-block{line-height:var(--leading-loose);font-size:var(--text-base);color:var(--color-text-2);margin-bottom:.5rem}.text-block p{margin:3px 0}.bullet-item{line-height:var(--leading-relaxed);font-size:var(--text-base);color:var(--color-text-2);align-items:baseline;gap:8px;margin:3px 0;display:flex}.bullet-marker{color:var(--color-red-mid);min-width:14px;font-size:.85em;line-height:inherit;flex-shrink:0}.num-marker{font-family:var(--font-mono);font-size:var(--text-xs);color:var(--color-navy);font-weight:var(--weight-semibold);min-width:20px}[data-theme=dark] .num-marker{color:#a5b4d4}.bullet-text{flex:1}.image-block{text-align:center;margin:1rem 0}.image-block img{border-radius:var(--radius-lg);object-fit:contain;border:1px solid var(--color-divider);max-width:100%;max-height:480px;box-shadow:0 2px 12px #0000001a}.table-wrap{border-radius:var(--radius-base);border:1px solid var(--color-border);margin:1rem 0;overflow-x:auto}.table-wrap table{border-collapse:collapse;table-layout:fixed;width:100%}.table-wrap th{font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--color-muted);background:var(--color-page-bg);border-bottom:2px solid var(--color-divider);text-align:left;padding:.6rem .75rem}.table-wrap td{font-size:var(--text-base);line-height:var(--leading-normal);color:var(--color-text-2);border-bottom:1px solid var(--color-divider);padding:.55rem .75rem}.table-wrap td:first-child{font-weight:var(--weight-medium);color:var(--color-text)}.table-wrap tr:last-child td{border-bottom:none}.table-wrap tr:nth-child(2n) td{background:#fafaf9}@media print{.sidebar,.sidebar-toggle,.sidebar-overlay,.mobile-progress-bar,.scroll-to-top-floating,.floating-mode-switcher,.toolbar,.card-header .slide-check-label,.nav-item-check{display:none!important}body{background:#fff}.main{max-width:100%;margin-left:0;padding:1rem}.slide-card{box-shadow:none;break-inside:avoid;border:1px solid #ddd}.hero{-webkit-print-color-adjust:exact;print-color-adjust:exact;background:#1b2a4a!important}.hero h1,.hero-sub,.hero-label{-webkit-print-color-adjust:exact;color:#fff!important}}@media (max-width:1024px){.main{width:calc(100vw - var(--sidebar-w));max-width:100%;padding:1.75rem 2rem 4rem}.image-block img{max-height:400px}.slide-title{font-size:1.2rem}}@media (min-width:769px){.sidebar-toggle-floating:not(.collapsed){display:none}.sidebar-toggle-inline{background:#ffffff14;border:1px solid #ffffff1f;flex:none;width:34px;height:34px;display:flex;position:absolute;top:1.25rem;left:auto;right:1.25rem}.sidebar-toggle-inline:hover,.sidebar-toggle-inline:focus-visible{background:#ffffff24}body.sidebar-collapsed .sidebar{transform:translate(-100%)}body.sidebar-collapsed .main{margin-left:0}}@media (max-width:768px){:root{--sidebar-w:0px}.sidebar-toggle{display:flex;left:14px}.sidebar-toggle-floating.open{display:none}.sidebar-toggle-inline{background:#ffffff14;border:1px solid #ffffff1f;flex:none;width:34px;height:34px;display:none;position:absolute;top:1.25rem;left:auto;right:1.25rem}.sidebar.open .sidebar-toggle-inline{display:flex}.sidebar-toggle-inline:hover,.sidebar-toggle-inline:focus-visible{background:#ffffff24}.sidebar{width:260px;transform:translate(-100%)}.sidebar.open{transform:translate(0);box-shadow:4px 0 24px #0000004d}.mobile-progress-bar{display:block}.main{width:100vw;margin-left:0;padding:1.25rem 1rem 3rem}.quiz-header-row,.quiz-result-card,.quiz-signin-banner{flex-direction:column;align-items:stretch}.quiz-footer-actions,.quiz-signin-banner .quiz-actions{justify-content:flex-start}.question-editor-backdrop{align-items:stretch;padding:0}.question-editor-dialog{border-radius:0;width:100vw;max-width:100vw;height:100vh;max-height:100vh}.question-editor-body{padding:.8rem}.question-editor-topbar,.question-editor-ai-header,.question-editor-card-header,.question-editor-validation{flex-direction:column;align-items:stretch}.question-editor-actions{justify-content:flex-start}.question-editor-settings-grid,.question-editor-ai-grid{grid-template-columns:1fr}.question-editor-summary span{text-align:center;flex:calc(50% - 8px)}.question-editor-option{grid-template-columns:auto minmax(0,1fr);align-items:stretch}.question-editor-option .card-action-btn{grid-column:2;justify-self:start}.question-editor-footer-note{flex-basis:100%;min-width:0}.question-editor-dialog .modal-footer{flex-wrap:wrap;align-items:stretch}.hero{padding:3.5rem 1.25rem 1.5rem}.hero h1{font-size:1.4rem}.hero-label{font-size:9px}.hero-sub{font-size:var(--text-sm)}.toolbar{margin-top:.5rem}.toolbar-secondary-actions{display:none}.mobile-toolbar-menu{display:block}.horizontal-study-title-pill{display:none}.horizontal-study-counter{top:max(.55rem, env(safe-area-inset-top));font-size:.72rem}.horizontal-study-menu{top:max(.5rem, env(safe-area-inset-top));right:max(.6rem, env(safe-area-inset-right))}.horizontal-icon-btn{width:36px;height:36px}.horizontal-slide-pane{padding:calc(.85rem + env(safe-area-inset-top)) .65rem calc(4.75rem + env(safe-area-inset-bottom))}.horizontal-nav-btn{width:38px;height:46px;font-size:1.75rem}.horizontal-nav-prev{left:max(.4rem, env(safe-area-inset-left))}.horizontal-nav-next{right:max(.4rem, env(safe-area-inset-right))}.horizontal-done-btn{min-width:112px;min-height:40px;padding:.62rem 1rem}.card-header{flex-wrap:wrap;padding:.55rem 1rem}.card-nav-title{flex-basis:100%;order:2;margin-left:0}.card-title-edit-form{flex-basis:100%;order:2}.card-header .card-action-btn,.card-header .slide-check-label,.card-editor-actions{order:3}.card-header .slide-check-label{margin-left:0}.card-body{padding:.9rem 1rem}.slide-title{margin-bottom:.8rem;padding-bottom:.6rem;font-size:1.1rem}.text-block{font-size:var(--text-sm)}.bullet-item{font-size:var(--text-sm);gap:6px}.image-block{margin:.75rem 0}.image-block img{max-height:320px}.slide-check-label{font-size:10px}.slide-check-label input[type=checkbox]{width:14px;height:14px}}@media (max-width:480px){.main{padding:1rem .75rem 2.5rem}.hero{padding:3.5rem 1rem 1.25rem}.hero h1{font-size:1.25rem}.card-header{padding:.5rem .75rem}.card-body{padding:.75rem}.slide-title{font-size:1rem}.image-block img{max-height:250px}.table-wrap th,.table-wrap td{padding:.45rem .6rem}}@media (max-width:375px){.hero h1{font-size:1.1rem}.card-header{gap:8px}.slide-badge{font-size:9px}.slide-title{font-size:.95rem}.image-block img{max-height:220px}}@media (orientation:landscape) and (max-height:520px){.horizontal-study-counter{top:max(.35rem, env(safe-area-inset-top));padding:.3rem .58rem}.horizontal-study-menu{top:max(.3rem, env(safe-area-inset-top))}.horizontal-icon-btn{width:34px;height:34px}.horizontal-slide-pane{padding:calc(.45rem + env(safe-area-inset-top)) .55rem calc(3.8rem + env(safe-area-inset-bottom))}.horizontal-slide-pane>.slide-card,.horizontal-slide-pane>.card-editor-card{width:min(980px,100% - 4.75rem)}.horizontal-slide-pane .card-header{gap:6px;min-height:0;padding:.35rem .65rem}.horizontal-slide-pane .card-nav-title{display:none}.horizontal-slide-pane .card-action-btn,.horizontal-slide-pane .slide-check-label{padding:.24rem .48rem;font-size:.68rem}.horizontal-slide-pane .card-body{padding:.65rem .75rem}.horizontal-nav-btn{width:36px;height:42px}.horizontal-done-btn{bottom:max(.55rem, env(safe-area-inset-bottom));min-height:36px;padding:.5rem .85rem}}.slide-card.kb-focus{outline-offset:2px}.horizontal-study{background:var(--color-page-bg);width:100vw;height:100dvh;min-height:100vh;position:relative;overflow:hidden}.horizontal-study-overlays{z-index:25;pointer-events:none;transition:opacity .2s,transform .2s;position:absolute;inset:0}.horizontal-study-overlays.visible{opacity:1;transform:translateY(0)}.horizontal-study-overlays.hidden{opacity:.35;transform:translateY(0)}.horizontal-study-title-pill,.horizontal-study-counter,.horizontal-study-menu,.horizontal-study-overlays>.study-help-entry,.horizontal-mode-switcher,.horizontal-nav-btn,.horizontal-done-btn{pointer-events:auto}.horizontal-study-title-pill{top:max(.75rem, env(safe-area-inset-top));left:max(.85rem, env(safe-area-inset-left));z-index:30;border-radius:var(--radius-full);color:#fff;max-width:min(48vw,560px);font-size:var(--text-sm);font-weight:var(--weight-bold);text-overflow:ellipsis;white-space:nowrap;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1b2a4ac2;border:1px solid #ffffff73;padding:.45rem .85rem;position:absolute;overflow:hidden;box-shadow:0 8px 24px #1b2a4a2e}.horizontal-study-counter{top:auto;left:max(1.65rem, calc(env(safe-area-inset-left) + .8rem));bottom:max(1.65rem, calc(env(safe-area-inset-bottom) + .8rem));z-index:30;border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-text-2);font-size:var(--text-xs);font-weight:var(--weight-semibold);white-space:nowrap;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffd1;align-items:center;gap:.55rem;padding:.42rem .75rem;display:inline-flex;position:absolute;box-shadow:0 8px 24px #1b2a4a24}[data-theme=dark] .horizontal-study-counter{color:#e5e7eb;background:#0f172ad1}.horizontal-progress-track{z-index:40;background:#1b2a4a24;width:100%;height:3px;position:absolute;top:0;left:0;overflow:hidden}.horizontal-progress-fill{background:linear-gradient(90deg, var(--color-red-mid), var(--color-teal));height:100%;transition:width .2s}.horizontal-study-menu{top:max(.75rem, env(safe-area-inset-top));right:max(.85rem, env(safe-area-inset-right));z-index:35;position:absolute}.horizontal-study-overlays>.study-help-entry{top:max(.75rem, env(safe-area-inset-top));right:calc(max(.85rem, env(safe-area-inset-right)) + 48px);z-index:35;position:absolute}.horizontal-mode-switcher{top:max(.75rem, env(safe-area-inset-top));right:calc(max(.85rem, env(safe-area-inset-right)) + 110px);z-index:35;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#ffffffdb;position:absolute;box-shadow:0 12px 28px #1b2a4a24}[data-theme=dark] .horizontal-mode-switcher{background:#0f172adb}.horizontal-study-overlays .study-help-entry .toolbar-btn{color:#fff;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1b2a4ac7;border-color:#ffffff6b;box-shadow:0 12px 28px #1b2a4a33}.horizontal-study-overlays .confirm-backdrop{pointer-events:auto}.horizontal-icon-btn,.horizontal-nav-btn,.horizontal-done-btn{color:#fff;cursor:pointer;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#1b2a4ac7;border:1px solid #ffffff6b;justify-content:center;align-items:center;transition:transform .15s,opacity .15s,background .15s;display:inline-flex;box-shadow:0 12px 28px #1b2a4a33}.horizontal-icon-btn{border-radius:var(--radius-full);width:40px;height:40px;font-size:1.4rem;line-height:1}.horizontal-menu-panel{border:1px solid var(--color-border);border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);background:#ffffffeb;gap:.45rem;min-width:190px;padding:.65rem;display:grid;position:absolute;top:calc(100% + .55rem);right:0;box-shadow:0 18px 42px #1b2a4a2e}[data-theme=dark] .horizontal-menu-panel{background:#0f172aeb}.horizontal-slides{scroll-snap-type:x mandatory;scroll-behavior:smooth;overscroll-behavior-x:contain;scrollbar-width:none;width:100%;height:100%;display:flex;overflow:auto hidden}.horizontal-slides::-webkit-scrollbar{display:none}.horizontal-slide-pane{scroll-snap-align:center;scroll-snap-stop:always;width:100%;height:100%;padding:calc(.85rem + env(safe-area-inset-top)) clamp(.85rem, 1.6vw, 1.1rem) calc(.85rem + env(safe-area-inset-bottom));flex:0 0 100%;overflow-y:auto}.horizontal-slide-pane>.slide-card,.horizontal-slide-pane>.card-editor-card{width:100%;height:calc(100dvh - 1.7rem - env(safe-area-inset-top) - env(safe-area-inset-bottom));min-height:0;margin:0}.horizontal-slide-pane>.slide-card{border-radius:16px;flex-direction:column;display:flex}.horizontal-slide-pane .card-header{gap:8px;min-height:43px;padding:.45rem .75rem}.horizontal-slide-pane .card-body{flex:1;padding:1.05rem 1.45rem 1.35rem;overflow-y:auto}.horizontal-nav-btn{z-index:28;border-radius:var(--radius-full);width:44px;height:52px;font-size:2rem;position:absolute;top:50%;transform:translateY(-50%)}.horizontal-nav-prev{left:max(.75rem, env(safe-area-inset-left))}.horizontal-nav-next{right:max(.75rem, env(safe-area-inset-right))}.horizontal-done-btn{left:50%;bottom:max(1rem, env(safe-area-inset-bottom));z-index:30;border-radius:var(--radius-full);background:var(--color-red-dark);min-width:132px;min-height:44px;font-size:var(--text-sm);font-weight:var(--weight-bold);padding:.7rem 1.35rem;position:absolute;transform:translate(-50%)}.horizontal-icon-btn:hover,.horizontal-nav-btn:hover,.horizontal-done-btn:hover{background:var(--color-navy)}.horizontal-icon-btn:disabled,.horizontal-nav-btn:disabled,.horizontal-done-btn:disabled{opacity:.32;cursor:not-allowed}.horizontal-slide-pane[aria-hidden=true]{pointer-events:none}@media (max-width:768px){.topic-article-toolbar{flex-direction:column;align-items:stretch}.topic-article-section-header{flex-direction:column;align-items:flex-start;gap:.35rem}.topic-article-body{padding:.85rem}.horizontal-study-title-pill{display:none}.horizontal-study-counter{top:auto;left:max(1rem, calc(env(safe-area-inset-left) + .45rem));bottom:max(1rem, calc(env(safe-area-inset-bottom) + .45rem));font-size:.72rem}.horizontal-study-menu{top:max(.5rem, env(safe-area-inset-top));right:max(.6rem, env(safe-area-inset-right))}.horizontal-mode-switcher{display:none}.horizontal-icon-btn{width:36px;height:36px}.reading-tools-panel{bottom:max(.6rem, env(safe-area-inset-bottom));left:max(.6rem, env(safe-area-inset-left));max-height:62vh;right:max(.6rem, env(safe-area-inset-right));width:auto}.reading-tools-toggle{bottom:calc(max(1rem, env(safe-area-inset-bottom)) + 108px + 24px);right:max(1rem, env(safe-area-inset-right))}.reading-tools-status-dock{left:max(.6rem, env(safe-area-inset-left));right:max(.6rem, env(safe-area-inset-right));top:calc(var(--app-header-height,64px) + max(.5rem, env(safe-area-inset-top)));width:auto}.reading-tools-status-pill{flex-wrap:wrap;align-items:flex-start}.reading-tools-status-actions{justify-content:flex-start}.reading-tools-actions .toolbar-btn{flex:auto}.horizontal-slide-pane{padding:calc(.65rem + env(safe-area-inset-top)) .55rem calc(.65rem + env(safe-area-inset-bottom))}.horizontal-slide-pane>.slide-card,.horizontal-slide-pane>.card-editor-card{height:calc(100dvh - 1.3rem - env(safe-area-inset-top) - env(safe-area-inset-bottom))}.horizontal-nav-btn{width:38px;height:46px;font-size:1.75rem}.horizontal-nav-prev{left:max(.4rem, env(safe-area-inset-left))}.horizontal-nav-next{right:max(.4rem, env(safe-area-inset-right))}.horizontal-done-btn{min-width:112px;min-height:40px;padding:.62rem 1rem}.horizontal-slide-pane .card-header{scrollbar-width:none;flex-wrap:nowrap;min-height:38px;padding:.32rem .55rem;overflow-x:auto}.horizontal-slide-pane .card-body{padding:.85rem 1rem 1rem}.horizontal-slide-pane .card-header::-webkit-scrollbar{display:none}.horizontal-slide-pane .card-nav-title{display:none}.horizontal-slide-pane .card-action-btn,.horizontal-slide-pane .slide-check-label,.horizontal-slide-pane .provider-badge,.horizontal-slide-pane .slide-badge{flex:none}}@media (orientation:landscape) and (max-height:520px){.horizontal-study-counter{top:auto;left:max(1rem, calc(env(safe-area-inset-left) + .45rem));bottom:max(1rem, calc(env(safe-area-inset-bottom) + .45rem));padding:.3rem .58rem}.horizontal-study-menu{top:max(.3rem, env(safe-area-inset-top))}.horizontal-icon-btn{width:34px;height:34px}.horizontal-slide-pane{padding:calc(.85rem + env(safe-area-inset-top)) .85rem calc(.85rem + env(safe-area-inset-bottom))}.horizontal-slide-pane>.slide-card,.horizontal-slide-pane>.card-editor-card{width:100%;height:calc(100dvh - 1.7rem - env(safe-area-inset-top) - env(safe-area-inset-bottom))}.horizontal-slide-pane .card-header{gap:6px;min-height:0;padding:.35rem .65rem}.horizontal-slide-pane .card-nav-title{display:none}.horizontal-slide-pane .card-action-btn,.horizontal-slide-pane .slide-check-label{padding:.24rem .48rem;font-size:.68rem}.horizontal-slide-pane .card-body{padding:.65rem .75rem}.horizontal-nav-btn{width:36px;height:42px}.horizontal-done-btn{bottom:max(.55rem, env(safe-area-inset-bottom));min-height:36px;padding:.5rem .85rem}}.toc-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-xl);margin-bottom:2rem;padding:1.25rem 1.5rem}[data-theme=dark] .toc-card{background:var(--color-white);border-color:var(--color-border)}.toc-heading{font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase;color:var(--color-muted);margin-bottom:.75rem}.toc-grid{grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:4px 16px;display:grid}.toc-link{font-size:var(--text-sm);color:var(--color-text-2);cursor:pointer;border-bottom:1px solid #0000;align-items:baseline;gap:6px;padding:3px 0;line-height:1.4;text-decoration:none;transition:color .15s,border-color .15s;display:flex}.toc-link:hover{color:var(--color-red);border-bottom-color:var(--color-red-light)}.toc-link-num{font-family:var(--font-mono);font-size:var(--text-2xs);color:var(--color-muted);flex-shrink:0}figure.image-block{text-align:center;margin:1rem 0}figure.image-block img{border-radius:var(--radius-lg);object-fit:contain;border:1px solid var(--color-divider);max-width:100%;max-height:480px;box-shadow:0 2px 12px #0000001a}.img-caption{font-size:var(--text-xs);color:var(--color-muted);margin-top:6px;font-style:italic;line-height:1.4}.run-link{color:var(--color-teal);text-underline-offset:2px;text-decoration:underline}.run-link:hover{color:var(--color-navy)}[data-theme=dark] .run-link{color:#4db6ac}[data-theme=dark] .run-link:hover{color:#80cbc4}.notes-panel{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-teal-light);margin-top:1rem;overflow:hidden}[data-theme=dark] .notes-panel{background:#1a1d26;border-color:#2a2d38}.notes-summary{cursor:pointer;font-size:var(--text-xs);font-weight:var(--weight-semibold);color:var(--color-teal);-webkit-user-select:none;user-select:none;align-items:center;gap:6px;padding:.55rem 1rem;list-style:none;display:flex}.notes-summary::-webkit-details-marker{display:none}.notes-icon{font-size:13px}.notes-body{font-size:var(--text-sm);color:var(--color-text);line-height:var(--leading-relaxed);border-top:1px solid var(--color-border);padding:.75rem 1rem 1rem}[data-theme=dark] .notes-body{color:var(--color-text-2)}.warn-panel{margin-top:.75rem}.warn-panel summary{font-size:var(--text-xs);color:var(--color-orange);cursor:pointer}.warn-panel ul{font-size:var(--text-xs);color:var(--color-muted);margin-top:4px;padding-left:16px}.kbd-hint{font-size:var(--text-2xs);color:#ffffff40;flex-shrink:0;padding:.5rem 1.25rem 1rem;line-height:1.7}.kbd-hint kbd{font-family:var(--font-mono);background:#ffffff1a;border-radius:3px;padding:1px 4px}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--color-page-bg:#111318;--color-white:#1c1f27;--color-navy:#0e1420;--color-navy-light:#1a2035;--color-text:#e8e9ed;--color-text-2:#a0a3ad;--color-muted:#8a8d99;--color-divider:#2a2d38;--color-border:#2f3340;--color-teal-light:#0a2020;--color-red-light:#2d1010}:root:not([data-theme=light]) .sidebar,:root:not([data-theme=light]) .hero{background:#0e1420}:root:not([data-theme=light]) .slide-card{background:#1c1f27;border-color:#2f3340}:root:not([data-theme=light]) .card-header{background:#16191f}:root:not([data-theme=light]) .table-wrap tr:nth-child(2n) td{background:#1f2230}:root:not([data-theme=light]) .notes-panel{background:#1a1d26;border-color:#2a2d38}:root:not([data-theme=light]) .notes-body{color:var(--color-text-2)}:root:not([data-theme=light]) .search-box{color:var(--color-text);background:#1c1f27;border-color:#2f3340}:root:not([data-theme=light]) .slide-title{color:#c5d0e8}:root:not([data-theme=light]) .toc-card{background:#1c1f27;border-color:#2f3340}}@media print{.sidebar,.sidebar-toggle,.sidebar-overlay,.mobile-progress-bar,.scroll-to-top-floating,.floating-mode-switcher,.toolbar,.card-header .slide-check-label,.nav-item-check,.kbd-hint,.search-box,.sidebar-search,.warn-panel{display:none!important}body{color:#000;background:#fff;font-size:11pt}.main{max-width:100%;margin-left:0!important;padding:0!important}.hero{page-break-after:avoid;border:2px solid #000;border-radius:0;margin-bottom:1.5rem;padding:1rem;color:#000!important;background:#fff!important}.hero:after{display:none}.hero h1{font-size:18pt;color:#000!important}.hero-sub,.hero-label{color:#444!important}.toc-card{border:1px solid #ccc;border-radius:0;margin-bottom:1.5rem}.toc-link{color:#000}.slide-card{page-break-inside:avoid;break-inside:avoid;border:1px solid #ccc;border-radius:0;margin-bottom:1.5rem;box-shadow:none!important}.card-header{border-bottom:1px solid #ccc;background:#f0f0f0!important}.slide-badge{color:#333}.slide-title{border-bottom:1.5pt solid #000;font-size:13pt;color:#000!important}.bullet-marker{color:#333!important}.num-marker{color:#000!important}figure.image-block img{max-height:300px;box-shadow:none;border:1px solid #ccc}.img-caption{color:#555}.table-wrap{border:1px solid #ccc}.table-wrap th{color:#000;border-bottom:1.5pt solid #ccc;background:#e8e8e8!important}.table-wrap tr:nth-child(2n) td{background:#f7f7f7!important}.notes-panel{background:#f8f8f8!important}.notes-panel[open] .notes-body,.notes-body{display:block!important}details.notes-panel{open:true}a,.run-link{color:#000}}.ProseMirror{white-space:pre-wrap}body{color:#1a1a1a;margin:0;font-family:system-ui,-apple-system,sans-serif;transition:background .2s,color .2s}body.dm-theme-dark{color:#e0e0e0;background:#1a1a1a}.demo{max-width:900px;margin:2rem auto;padding:0 1rem}.header{justify-content:space-between;align-items:center;margin-bottom:1rem;display:flex}.header h1{margin:0;font-size:1.5rem}.theme-toggle{cursor:pointer;background:0 0;border:1px solid #ccc;border-radius:6px;padding:.4rem .75rem;font-size:1.2rem}body.dm-theme-dark .theme-toggle{color:#e0e0e0;border-color:#555}.comparison-view{border-top:1px solid var(--color-border);grid-template-columns:1fr 1px 2fr;gap:0;min-height:300px;display:grid;overflow:hidden}.comparison-panel{max-height:500px;padding:0;overflow-y:scroll}.comparison-panel--original .comparison-content{zoom:.5;-webkit-user-select:none;user-select:none}.comparison-header{font-family:var(--font-body);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--color-muted);background:var(--color-page-bg);border-bottom:1px solid var(--color-divider);z-index:1;padding:.5rem 1rem;position:sticky;top:0}.comparison-panel:first-child .comparison-header{background:var(--color-red-light)}.comparison-panel:last-child .comparison-header{background:var(--color-green-light)}.comparison-divider{background:var(--color-border);width:1px}.comparison-content{font-size:var(--text-sm);line-height:var(--leading-relaxed);max-height:400px;padding:1rem;overflow-y:auto}.comparison-content .wrap{padding:0}@media (prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.comparison-empty-state{min-height:240px;color:var(--color-muted);font-size:var(--text-sm);text-align:center;justify-content:center;align-items:center;padding:1.5rem;display:flex}.topic-ai-streaming-badge{background:var(--color-green-light);color:var(--color-green);border-radius:var(--radius-full);font-size:var(--text-2xs);font-weight:var(--weight-semibold);margin-left:auto;padding:2px 8px;animation:1.4s ease-in-out infinite topic-ai-streaming-pulse}[data-theme=dark] .topic-ai-streaming-badge{color:#4caf50;background:#162110}@keyframes topic-ai-streaming-pulse{0%,to{opacity:1}50%{opacity:.4}}.topic-ai-page{background:var(--color-page-bg);min-height:100vh;color:var(--color-text);padding:clamp(1rem,2vw,2rem)}.topic-ai-page-header{justify-content:space-between;align-items:flex-start;gap:1rem;max-width:1500px;margin:0 auto 1rem;display:flex}.topic-ai-page-header h1{font-family:var(--font-display);letter-spacing:0;margin:.2rem 0 .35rem;font-size:clamp(1.8rem,3vw,3rem);line-height:1.05}.topic-ai-header-actions,.topic-ai-control-grid,.topic-ai-status-strip,.topic-ai-preview-meta{flex-wrap:wrap;align-items:center;gap:.5rem;display:flex}.topic-ai-header-actions{justify-content:flex-end}.topic-ai-status-strip{max-width:1500px;margin:0 auto 1rem}.topic-ai-status-strip span,.topic-ai-preview-meta span,.topic-ai-slide-status{border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-white);min-height:26px;color:var(--color-muted);font-size:var(--text-2xs);font-weight:var(--weight-semibold);text-transform:uppercase;letter-spacing:.03em;box-shadow:var(--ui-shadow-sm);align-items:center;padding:.2rem .65rem;display:inline-flex}.topic-ai-status-strip span.is-ready{border-color:color-mix(in srgb, var(--ui-teal) 32%, var(--color-border));background:color-mix(in srgb, var(--ui-teal) 14%, var(--color-white));color:var(--ui-teal)}.topic-ai-status-strip span.is-active{border-color:color-mix(in srgb, var(--ui-indigo) 32%, var(--color-border));background:color-mix(in srgb, var(--ui-indigo) 14%, var(--color-white));color:var(--ui-indigo)}.topic-ai-status-strip span.is-pending{border-color:color-mix(in srgb, var(--ui-amber) 32%, var(--color-border));background:color-mix(in srgb, var(--ui-amber) 14%, var(--color-white));color:var(--ui-amber)}.topic-ai-workbench{max-width:1500px;margin:0 auto}.manage-workspace-tabs{border:1px solid var(--color-border);border-radius:var(--ui-radius);background:var(--color-white);box-shadow:var(--ui-shadow-sm);grid-template-columns:repeat(2,minmax(0,1fr));gap:.4rem;margin-bottom:.85rem;padding:.3rem;display:grid}.manage-workspace-tab{border-radius:calc(var(--ui-radius) - 4px);min-height:48px;color:var(--color-text);cursor:pointer;font:inherit;text-align:left;background:0 0;border:1px solid #0000;justify-content:flex-start;align-items:baseline;gap:.5rem;padding:.6rem .95rem;transition:background .15s,color .15s,box-shadow .15s;display:flex}.manage-workspace-tab:hover,.manage-workspace-tab:focus-visible{background:var(--color-page-bg);outline:none}.manage-workspace-tab.active{background:var(--ui-indigo);color:#fff;box-shadow:var(--ui-shadow-sm)}.manage-workspace-tab span{font-size:var(--text-sm);font-weight:800}.manage-workspace-tab small{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.manage-workspace-tab.active small{color:color-mix(in srgb, #fff 78%, var(--ui-indigo))}.topic-ai-control-panel{border:1px solid var(--color-border);border-radius:var(--ui-radius-lg);background:var(--color-white);box-shadow:var(--ui-shadow-sm);grid-template-columns:minmax(0,1fr) minmax(280px,480px);align-items:end;gap:1.25rem;padding:1.25rem;display:grid}.topic-ai-control-grid{justify-content:flex-end;align-items:flex-end}.topic-ai-toggle{border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-page-bg);min-height:38px;color:var(--color-text);font-size:var(--text-sm);font-weight:var(--weight-semibold);align-items:center;gap:.45rem;padding:0 .85rem;display:inline-flex}.topic-ai-toggle input{width:16px;height:16px;accent-color:var(--ui-indigo)}.topic-ai-review-layout{grid-template-columns:300px minmax(0,1fr);align-items:start;gap:1.25rem;margin-top:1.25rem;display:grid}.topic-ai-slide-rail{border:1px solid var(--color-border);border-radius:var(--ui-radius-lg);background:var(--color-white);max-height:calc(100vh - 2rem);box-shadow:var(--ui-shadow-sm);padding:1rem;position:sticky;top:1rem;overflow:auto}.topic-ai-slide-rail h2{font-size:var(--text-sm);text-transform:uppercase;letter-spacing:var(--tracking-wide);color:var(--color-muted);margin:0 0 .75rem}.topic-ai-slide-rail ol{gap:.5rem;margin:0;padding:0;list-style:none;display:grid}.topic-ai-slide-rail a{border-radius:calc(var(--ui-radius) - 4px);color:inherit;border:1px solid #0000;grid-template-columns:auto minmax(0,1fr);gap:.35rem .55rem;padding:.5rem;text-decoration:none;transition:border-color .15s,background .15s,box-shadow .15s;display:grid}.topic-ai-slide-rail a:hover,.topic-ai-slide-rail a:focus-visible{border-color:var(--color-border);background:var(--color-page-bg);outline:none}.topic-ai-slide-rail a.active{border-color:var(--ui-indigo);background:color-mix(in srgb, var(--ui-indigo) 8%, var(--color-white));box-shadow:0 0 0 1px color-mix(in srgb, var(--ui-indigo) 30%, transparent);outline:none}.topic-ai-slide-rail a>span{color:var(--color-muted);font-size:var(--text-2xs);font-weight:var(--weight-semibold)}.topic-ai-slide-rail strong{color:var(--color-text);font-size:var(--text-sm);font-weight:var(--weight-semibold);text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.topic-ai-slide-rail .topic-ai-slide-status{grid-column:2;justify-self:start}.topic-ai-preview-stack{gap:1.1rem;min-width:0;display:grid}.topic-ai-page-empty{border:1px dashed color-mix(in srgb, var(--ui-indigo) 30%, var(--color-border));border-radius:var(--ui-radius-lg);background:color-mix(in srgb, var(--ui-indigo) 4%, var(--color-white));text-align:center;max-width:30rem;margin:0 auto;padding:clamp(1.75rem,4vw,2.5rem)}.topic-ai-page-empty h2{font-family:var(--font-display);font-size:var(--text-2xl);letter-spacing:0;margin:0 0 .5rem}.topic-ai-page-empty p{max-width:30rem;color:var(--color-muted);font-size:var(--text-sm);line-height:var(--leading-relaxed);margin:0 auto}.topic-ai-preview-card{border:1px solid var(--color-border);border-radius:var(--ui-radius-lg);background:var(--color-white);box-shadow:var(--ui-shadow-sm);scroll-margin-top:1rem;overflow:hidden}.topic-ai-preview-card-header{background:color-mix(in srgb, var(--ui-indigo) 5%, var(--color-white));border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:flex-start;gap:1rem;padding:1.1rem 1.25rem;display:flex}.topic-ai-preview-card-header h2{font-size:var(--text-lg);line-height:var(--leading-tight);letter-spacing:0;margin:.35rem 0 0}.topic-ai-preview-meta{justify-content:flex-end}.topic-ai-slide-status.queued,.topic-ai-slide-status.idle,.topic-ai-slide-status.unavailable{color:var(--color-muted);box-shadow:none;font-weight:var(--weight-medium);background:0 0;border-color:#0000;padding-left:0}.topic-ai-slide-status.writing{border-color:color-mix(in srgb, var(--ui-teal) 30%, transparent);background:var(--color-teal-light);color:var(--color-teal)}.topic-ai-slide-status.ready,.topic-ai-slide-status.saved{border-color:color-mix(in srgb, var(--color-green) 25%, transparent);background:var(--color-green-light);color:var(--color-green)}.topic-ai-slide-status.error{border-color:color-mix(in srgb, var(--color-red) 25%, transparent);background:var(--color-red-light);color:var(--color-red)}.topic-ai-slide-status.stopped{border-color:var(--color-border);background:var(--color-page-bg);color:var(--color-muted)}.topic-ai-page-comparison{grid-template-columns:minmax(0,1fr) 1px minmax(0,1.4fr);min-height:360px}.topic-ai-page-comparison .comparison-panel{max-height:680px}.topic-ai-page-comparison .comparison-content{max-height:620px}@media (max-width:1100px){.topic-ai-control-panel,.topic-ai-review-layout{grid-template-columns:1fr}.topic-ai-slide-rail{max-height:none;position:static}}@media (max-width:760px){.topic-ai-page-header,.topic-ai-preview-card-header{flex-direction:column}.topic-ai-header-actions,.topic-ai-control-grid,.topic-ai-preview-meta{justify-content:flex-start;width:100%}.topic-ai-page-comparison{grid-template-columns:1fr}.topic-ai-page-comparison .comparison-divider{width:100%;height:1px}}.manage-rail-header{justify-content:space-between;align-items:center;gap:.5rem;margin-bottom:.5rem;display:flex}.manage-rail-header h2{margin:0}.manage-rail-select-actions{gap:.4rem;display:flex}.manage-rail-text-btn{color:var(--color-teal);font-size:var(--text-2xs);font-weight:var(--weight-semibold);text-transform:uppercase;cursor:pointer;background:0 0;border:none;padding:0}.manage-rail-text-btn:hover:not(:disabled){text-decoration:underline}.manage-rail-text-btn:disabled{color:var(--color-muted);cursor:not-allowed}.manage-rail-selected-count{color:var(--color-teal);font-size:var(--text-2xs);font-weight:var(--weight-semibold);text-transform:uppercase;margin:0 0 .5rem}.manage-rail-item{border-radius:var(--ui-radius);border:1px solid #0000;grid-template-columns:auto minmax(0,1fr);align-items:start;gap:.4rem;padding:.3rem;display:grid}.manage-rail-item.dragging{opacity:.4}.manage-rail-item.drag-over{outline:2px dashed var(--ui-indigo);outline-offset:2px}.topic-ai-slide-rail .manage-rail-item-link{border-radius:calc(var(--ui-radius) - 4px);min-width:0;color:inherit;border:1px solid #0000;grid-template-columns:none;gap:.45rem;padding:.4rem;text-decoration:none;transition:border-color .15s,background .15s,box-shadow .15s;display:grid}.topic-ai-slide-rail .manage-rail-item-link:hover,.topic-ai-slide-rail .manage-rail-item-link:focus-visible{border-color:var(--color-border);background:var(--color-page-bg);outline:none}.topic-ai-slide-rail .manage-rail-item-link.active{border-color:var(--ui-indigo);background:color-mix(in srgb, var(--ui-indigo) 8%, var(--color-white));box-shadow:0 0 0 1px color-mix(in srgb, var(--ui-indigo) 30%, transparent);outline:none}.manage-rail-checkbox{width:16px;height:16px;accent-color:var(--ui-indigo);cursor:pointer;margin-top:.7rem}.manage-rail-thumb{aspect-ratio:16/9;border:1px solid var(--color-border);border-radius:calc(var(--ui-radius) - 6px);background:var(--color-white);pointer-events:none;content-visibility:auto;contain-intrinsic-size:280px 158px;width:100%;overflow:hidden}.manage-rail-item-link.active .manage-rail-thumb{border-color:color-mix(in srgb, var(--ui-indigo) 45%, var(--color-border))}.manage-rail-thumb-inner{zoom:.3;width:900px}[data-theme=dark] .manage-rail-thumb{background:var(--color-page-bg)}.manage-rail-item-info{flex-wrap:wrap;align-items:center;gap:.3rem .5rem;min-width:0;display:flex}.manage-rail-item-info span{color:var(--color-muted);font-size:var(--text-2xs);font-weight:var(--weight-semibold)}.manage-rail-item-info strong{min-width:0;color:var(--color-text);font-size:var(--text-sm);font-weight:var(--weight-semibold);text-overflow:ellipsis;white-space:nowrap;flex:auto;overflow:hidden}.manage-main-column{gap:1rem;min-width:0;display:grid}.manage-organization-panel{max-width:none;margin-bottom:0}.manage-bulk-toolbar{z-index:2;border:1px solid color-mix(in srgb, var(--ui-indigo) 25%, var(--color-border));border-radius:var(--ui-radius);background:color-mix(in srgb, var(--ui-indigo) 6%, var(--color-white));box-shadow:var(--ui-shadow-md);flex-wrap:wrap;align-items:center;gap:.6rem;padding:.75rem 1rem;display:flex;position:sticky;top:1rem}.toolbar-btn.danger{border-color:var(--color-red);color:var(--color-red)}.toolbar-btn.danger:hover:not(:disabled){background:var(--color-red);color:#fff}.ai-indicator{background:var(--color-green-light);color:var(--color-green);border-radius:var(--radius-full);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:.3px;align-items:center;gap:4px;padding:2px 8px;display:inline-flex}[data-theme=dark] .ai-indicator{color:#4caf50;background:#162110}.ai-comparison-section{border:1px solid var(--color-border);border-radius:var(--radius-base);margin-top:.75rem;overflow:hidden}.ai-comparison-summary{cursor:pointer;font-size:var(--text-xs);font-weight:var(--weight-semibold);color:var(--color-teal);-webkit-user-select:none;user-select:none;background:var(--color-teal-light);text-align:left;border:none;align-items:center;gap:6px;width:100%;padding:.5rem 1rem;list-style:none;display:flex}.ai-comparison-summary::-webkit-details-marker{display:none}.ai-comparison-body{border-top:1px solid var(--color-border);background:var(--color-white);padding:1rem}[data-theme=dark] .ai-comparison-body{background:var(--color-white)}.ai-version-label{font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;color:var(--color-muted);border-bottom:1px solid var(--color-divider);margin-bottom:.5rem;padding-bottom:.35rem}@keyframes modal-backdrop-in{0%{opacity:0}to{opacity:1}}@keyframes modal-dialog-in{0%{opacity:0;transform:scale(.97)translateY(10px)}to{opacity:1;transform:scale(1)translateY(0)}}.modal-backdrop{z-index:1000;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);overscroll-behavior:contain;background:#0000008c;justify-content:center;align-items:center;padding:1rem;animation:.18s modal-backdrop-in;display:flex;position:fixed;inset:0}.modal-dialog{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-xl);flex-direction:column;width:100%;max-width:95vw;height:90vh;max-height:90vh;animation:.2s modal-dialog-in;display:flex;overflow:hidden;box-shadow:0 24px 64px #00000047}[data-theme=dark] .modal-dialog{box-shadow:0 24px 64px #0009}.modal-header{border-bottom:1px solid var(--color-divider);background:var(--color-white);flex-shrink:0;justify-content:space-between;align-items:center;padding:1rem 1.5rem;display:flex}.modal-title{font-family:var(--font-display);font-size:var(--text-lg);font-weight:var(--weight-semibold);color:var(--color-text);margin:0}.modal-close{width:32px;height:32px;color:var(--color-muted);cursor:pointer;border-radius:var(--radius-base);background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;font-size:24px;transition:background .15s,color .15s;display:flex}.modal-close:hover{background:var(--color-divider);color:var(--color-text)}.modal-close:focus-visible{outline:2px solid var(--color-teal);outline-offset:2px}.modal-body{flex:1;padding:0;overflow-y:auto}.ai-user-message-panel{border-bottom:1px solid var(--color-divider);background:var(--color-white);padding:1rem 1.5rem}.ai-generation-controls{align-items:stretch;gap:.75rem;display:flex}.ai-generation-field{flex-direction:column;gap:.35rem;display:flex}.ai-auto-accept-field{justify-content:center}#topic-ai-auto-accept{margin-left:10px}.ai-generation-message-field{flex:1;min-width:0}.ai-user-message-label{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase;display:block}.ai-user-message-input{resize:vertical;border:1px solid var(--color-border);border-radius:var(--ui-radius);background:var(--color-page-bg);width:100%;min-height:72px;color:var(--color-text);font-family:var(--font-body);font-size:var(--text-sm);line-height:var(--leading-normal);outline:none;padding:.65rem .8rem;transition:border-color .15s,box-shadow .15s}.ai-provider-select{border:1px solid var(--color-border);border-radius:var(--radius-full);background:var(--color-white);min-width:180px;height:38px;color:var(--color-text);font:inherit;font-size:var(--text-sm);outline:none;padding:0 .7rem;transition:border-color .15s,box-shadow .15s}.ai-user-message-input:focus,.ai-provider-select:focus{border-color:var(--ui-indigo);box-shadow:0 0 0 3px color-mix(in srgb, var(--ui-indigo) 16%, transparent)}.ai-user-message-input:disabled,.ai-provider-select:disabled{opacity:.65;cursor:not-allowed}.saved-ai-prompt-picker{gap:.75rem;min-width:0;display:grid}.saved-ai-prompt-panel{border:1px solid var(--color-border);border-radius:var(--radius-base);background:color-mix(in srgb, var(--color-white) 84%, var(--color-page-bg));gap:.65rem;padding:.8rem;display:grid}.saved-ai-prompt-header,.saved-ai-prompt-actions{flex-wrap:wrap;justify-content:space-between;align-items:center;gap:.5rem;display:flex}.saved-ai-prompt-header>div{gap:.1rem;display:grid}.saved-ai-prompt-header strong{color:var(--color-text);font-size:var(--text-sm)}.saved-ai-prompt-header span,.saved-ai-prompt-muted{color:var(--color-muted);font-size:var(--text-xs)}.saved-ai-prompt-count-error,.saved-ai-prompt-error{color:var(--color-red)!important}.saved-ai-prompt-error{font-size:var(--text-xs)}.saved-ai-prompt-list,.saved-ai-prompt-editor{gap:.55rem;display:grid}.saved-ai-prompt-form-actions{justify-content:space-between;align-items:center;gap:.5rem;display:flex}.saved-ai-prompt-item{border:1px solid var(--color-divider);border-radius:var(--radius-base);background:var(--color-white);gap:.45rem;padding:.6rem;display:grid}.saved-ai-prompt-item.selected{border-color:color-mix(in srgb, var(--color-teal) 48%, var(--color-border));background:color-mix(in srgb, var(--color-teal-light) 58%, var(--color-white))}.saved-ai-prompt-option{align-items:flex-start;gap:.6rem;display:flex}.saved-ai-prompt-option input{accent-color:var(--color-teal);flex:none;margin-top:.2rem}.saved-ai-prompt-option span{gap:.12rem;min-width:0;display:grid}.saved-ai-prompt-option strong{color:var(--color-text);font-size:var(--text-sm)}.saved-ai-prompt-option small{color:var(--color-muted);font-size:var(--text-xs);line-height:var(--leading-snug);-webkit-line-clamp:2;-webkit-box-orient:vertical;display:-webkit-box;overflow:hidden}.saved-ai-prompt-editor input,.saved-ai-prompt-editor textarea{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);width:100%;color:var(--color-text);font:inherit;font-size:var(--text-sm);padding:.55rem .65rem}.saved-ai-prompt-editor textarea{resize:vertical}.saved-ai-prompt-editor input:focus,.saved-ai-prompt-editor textarea:focus{border-color:var(--color-teal);outline:2px solid #0d6e6e29}@media (max-width:760px){.ai-generation-controls{flex-direction:column}.ai-provider-select{width:100%}}.modal-footer{border-top:1px solid var(--color-divider);background:var(--color-white);flex-shrink:0;justify-content:flex-end;align-items:center;gap:12px;padding:1rem 1.5rem;display:flex}.modal-btn{border-radius:var(--radius-base);border:1px solid var(--color-border);background:var(--color-white);color:var(--color-text-2);font-family:var(--font-body);font-size:var(--text-sm);font-weight:var(--weight-medium);cursor:pointer;white-space:nowrap;justify-content:center;align-items:center;padding:.6rem 1.25rem;text-decoration:none;transition:background .15s,border-color .15s,color .15s;display:inline-flex}.modal-btn:hover{background:var(--color-divider);color:var(--color-text)}.modal-btn:disabled{opacity:.55;cursor:not-allowed;pointer-events:none}.modal-btn-primary{background:var(--color-teal);border-color:var(--color-teal);color:#fff}.modal-btn-primary:hover{background:var(--color-teal-dark);border-color:var(--color-teal-dark);color:#fff}.organization-page{background:var(--color-page-bg);color:var(--color-text);min-height:100vh;padding:1.5rem}.organization-header{justify-content:space-between;align-items:flex-start;gap:1rem;max-width:1320px;margin:0 auto 1rem;display:flex}.organization-header h1{font-size:var(--text-3xl);line-height:var(--leading-tight);margin:.2rem 0 .35rem}.organization-header-actions,.organization-control-actions,.organization-token-row,.organization-recommendation-topline{align-items:center;gap:.6rem;display:flex}.organization-header-actions{flex-wrap:wrap;justify-content:flex-end}.organization-control-panel{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--ui-radius-lg);box-shadow:var(--ui-shadow-sm);gap:.9rem;margin:0 auto 1rem;padding:1.25rem;display:grid}.organization-control-actions{justify-content:space-between}.organization-provider-note{color:var(--color-muted);font-size:var(--text-sm);font-weight:var(--weight-medium)}.organization-layout{grid-template-columns:minmax(260px,340px) minmax(0,1fr);gap:1rem;max-width:1320px;margin:0 auto;display:grid}.organization-slide-panel,.organization-results,.organization-empty,.organization-summary{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--ui-radius-lg);box-shadow:var(--ui-shadow-sm)}.organization-slide-panel{align-self:start;max-height:calc(100vh - 220px);padding:1rem;position:sticky;top:1rem;overflow:auto}.organization-slide-panel h2,.organization-empty h2,.organization-summary h2{font-size:var(--text-lg);line-height:var(--leading-snug);margin:0}.organization-slide-list{gap:.5rem;margin:.8rem 0 0;padding:0;list-style:none;display:grid}.organization-slide-list li{border-bottom:1px solid var(--color-divider);grid-template-columns:2.4rem minmax(0,1fr);align-items:flex-start;gap:.55rem;padding:.55rem 0;display:grid}.organization-slide-list li:last-child{border-bottom:none}.organization-slide-list span{color:var(--color-teal);font-size:var(--text-xs);font-weight:var(--weight-semibold)}.organization-slide-list strong{font-size:var(--text-sm);line-height:var(--leading-snug);display:block}.organization-slide-list small{color:var(--color-muted);font-size:var(--text-xs);margin-top:.15rem;display:block}.organization-slide-list.compact{margin:.6rem 0}.organization-slide-list.compact li{grid-template-columns:1fr;padding:.35rem 0}.organization-results{min-height:360px;padding:1rem}.organization-empty{padding:1.25rem}.organization-empty p,.organization-recommendation-card p,.organization-summary h2{color:var(--color-text-2)}.organization-summary{gap:.9rem;margin-bottom:1rem;padding:1rem;display:grid}.organization-token-row{flex-wrap:wrap}.organization-recommendation-topline{justify-content:space-between}.organization-recommendation-labels{flex-wrap:wrap;align-items:center;gap:.6rem;display:flex}.organization-token-row span,.organization-confidence,.organization-status{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-full);color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);padding:.25rem .55rem}.organization-status.applied{background:var(--color-green-light);border-color:var(--color-green);color:var(--color-green)}.organization-status.unavailable{background:var(--color-red-light);border-color:var(--color-red-mid);color:var(--color-red)}.organization-recommendations{gap:.75rem;display:grid}.organization-recommendation-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--ui-radius);box-shadow:var(--ui-shadow-sm);padding:1rem}.organization-recommendation-card h3{font-size:var(--text-lg);line-height:var(--leading-snug);margin:.55rem 0 .4rem}.organization-action-badge{border-radius:var(--radius-full);color:#fff;font-size:var(--text-xs);font-weight:var(--weight-semibold);padding:.25rem .55rem}.organization-action-badge.merge{background:var(--ui-teal)}.organization-action-badge.delete{background:var(--color-red)}.organization-suggested-title{font-weight:var(--weight-medium)}.organization-apply-btn{flex-shrink:0}.organization-apply-btn.danger{border-color:var(--color-red-mid);color:var(--color-red)}.organization-apply-btn.danger:hover{background:var(--color-red-light);color:var(--color-red)}.organization-card-error{background:var(--color-red-light);border:1px solid var(--color-red-mid);border-radius:var(--radius-base);color:var(--color-red);margin-top:.75rem;padding:.55rem .7rem}.organization-invalid{border-top:1px solid var(--color-divider);color:var(--color-muted);font-size:var(--text-sm);margin-top:1rem;padding-top:1rem}.organization-invalid summary{cursor:pointer;font-weight:var(--weight-semibold)}.topic-print-page{color:#111827;background:#f6f7fb;min-height:100vh;padding:1.5rem}:is(body:has(.topic-print-page) .app-header,body:has(.topic-print-page) .skip-link){display:none!important}.print-toolbar{flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:.75rem;max-width:980px;margin:0 auto 1rem;display:flex}.print-toolbar-field{align-items:center;gap:.45rem;display:inline-flex}.print-toolbar-field span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);text-transform:uppercase}.print-toolbar-field select{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);color:var(--color-text);font:inherit;min-height:38px;padding:0 .65rem}.topic-print-document{border:1px solid var(--color-border);border-radius:var(--radius-lg);background:#fff;max-width:980px;margin:0 auto;padding:2rem;box-shadow:0 18px 48px #1b2a4a1f}.topic-print-header{border-bottom:1px solid var(--color-divider);margin-bottom:1.5rem;padding-bottom:1rem}.topic-print-header h1{color:#111827;font-size:var(--text-4xl);line-height:var(--leading-tight);margin:.2rem 0 .45rem}.topic-print-header p:last-child{color:var(--color-muted);margin:0}.topic-print-slide{break-inside:auto;page-break-inside:auto;padding:1.25rem 0}.topic-print-slide+.topic-print-slide{border-top:1px solid var(--color-divider)}.topic-print-slide-header{align-items:baseline;gap:.75rem;margin-bottom:.85rem;display:flex}.topic-print-slide-header span{color:var(--color-teal);font-size:var(--text-xs);font-weight:var(--weight-semibold)}.topic-print-slide-header h2{color:#111827;font-size:var(--text-xl);line-height:var(--leading-snug);margin:0}.topic-print-slide-frame{min-width:0}.topic-print-body,.topic-print-body *,.topic-print-body :before,.topic-print-body :after{max-height:none!important;overflow:visible!important}.topic-print-body :is(img,svg,canvas,video){break-inside:avoid;max-width:100%;height:auto}.topic-print-body :is(table,figure,.card,.panel,.callout,.stat-card,.compare-card,.media-card){break-inside:avoid;page-break-inside:avoid}.topic-print-body :is(.table-wrap,.tableWrapper){overflow:visible!important}.topic-print-page[data-print-mode=slides] .topic-print-document{max-width:1180px}.topic-print-page[data-print-mode=slides] .topic-print-header{margin-bottom:1rem;padding-bottom:.75rem}.topic-print-page[data-print-mode=slides] .topic-print-header h1{font-size:var(--text-2xl)}.topic-print-page[data-print-mode=slides] .topic-print-slide{border:1px solid var(--color-border);border-radius:var(--radius-lg);margin:1rem 0;padding:1rem}.topic-print-page[data-print-mode=slides] .topic-print-slide+.topic-print-slide{border-top:1px solid var(--color-border)}.topic-print-page[data-print-mode=slides] .topic-print-slide-frame{aspect-ratio:16/9;border:1px solid var(--color-divider);border-radius:var(--radius-base);background:#fff;min-height:0;padding:.5rem;display:flex;position:relative;overflow:hidden}.topic-print-page[data-print-mode=slides] .topic-print-body{transform:scale(var(--print-slide-scale,1));transform-origin:0 0;will-change:transform;flex:1;font-size:.78rem;line-height:1.25;overflow:visible!important}.topic-print-page[data-print-mode=slides] .topic-print-slide-frame[data-print-overflow=true]{overflow:visible}@media print{@page topic-print-portrait{margin:14mm;size:portrait}@page topic-print-landscape{margin:8mm;size:landscape}html,body{background:#fff!important}.print-toolbar,.app-header,.skip-link,.toast-region,.confirm-backdrop{display:none!important}.topic-print-page,.topic-print-document{box-shadow:none!important;background:#fff!important;border:0!important;width:auto!important;max-width:none!important;min-height:0!important;margin:0!important;padding:0!important}.topic-print-page[data-print-orientation=portrait]{page:topic-print-portrait}.topic-print-page[data-print-orientation=landscape]{page:topic-print-landscape}.topic-print-header{break-after:avoid;margin-bottom:10mm}.topic-print-header h1{font-size:22pt}.topic-print-slide{break-inside:auto;padding:7mm 0}.topic-print-slide+.topic-print-slide{border-top:1px solid #d7dce5}.topic-print-page[data-print-mode=slides] .topic-print-header{border-bottom:0;margin:0 0 4mm;padding:0}.topic-print-page[data-print-mode=slides] .topic-print-header h1{margin:0;font-size:12pt}.topic-print-page[data-print-mode=slides] .topic-print-header p{display:none}.topic-print-page[data-print-mode=slides] .topic-print-slide{break-before:page;break-inside:avoid;page-break-before:always;page-break-inside:avoid;border:0;flex-direction:column;height:calc(100vh - 28mm);min-height:0;padding:0;display:flex}.topic-print-page[data-print-mode=slides] .topic-print-slide:first-of-type{break-before:auto;page-break-before:auto}.topic-print-page[data-print-mode=slides] .topic-print-slide+.topic-print-slide{border-top:0}.topic-print-page[data-print-mode=slides] .topic-print-slide-header{margin-bottom:2.5mm}.topic-print-page[data-print-mode=slides] .topic-print-slide-header h2{font-size:11pt}.topic-print-page[data-print-mode=slides] .topic-print-slide-frame{aspect-ratio:16/9;border:0;border-radius:0;flex:auto;width:100%;height:auto;min-height:0;max-height:none;padding:0;position:relative;overflow:visible!important}.topic-print-page[data-print-mode=slides] .topic-print-body{transform:scale(var(--print-slide-scale,1));transform-origin:0 0;width:100%;font-size:7.2pt;line-height:1.18;max-height:100%!important;overflow:visible!important}.topic-print-slide-header{break-after:avoid}.topic-print-body{-webkit-print-color-adjust:exact;print-color-adjust:exact;color:#000!important}.topic-print-body :is(.wrap,.card-body,.grid,.split,.columns,.timeline,.process){max-height:none!important;overflow:visible!important}}@media (max-width:860px){.organization-page{padding:1rem}.organization-header,.organization-layout{grid-template-columns:1fr}.organization-header{display:grid}.organization-header-actions,.organization-control-actions{justify-content:flex-start}.organization-slide-panel{max-height:none;position:static}}@media (max-width:640px){.modal-backdrop{align-items:flex-end;padding:0}.modal-dialog{border-radius:var(--radius-xl) var(--radius-xl) 0 0;border-bottom:none;width:100%;max-width:100%;height:94svh;max-height:94svh}.modal-footer{flex-wrap:wrap;justify-content:stretch}.modal-footer .modal-btn{flex:1;justify-content:center}}.onboarding-backdrop{-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);z-index:1100;background:#0a10208c;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.onboarding-dialog{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-xl);width:min(100%,640px);max-height:min(720px,92vh);overflow:hidden;box-shadow:0 20px 60px #0a102047}.onboarding-header{background:var(--color-page-bg);border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:flex-start;gap:1rem;padding:1.2rem 1.35rem;display:flex}.onboarding-header h2{color:var(--color-text);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-snug);margin:0}.onboarding-body{gap:.8rem;max-height:56vh;padding:1.25rem 1.35rem;display:grid;overflow-y:auto}.onboarding-step{align-items:flex-start;gap:.8rem;display:flex}.onboarding-step>span{background:var(--color-teal-light);border-radius:var(--radius-full);color:var(--color-teal);font-size:var(--text-xs);font-weight:var(--weight-bold);flex:none;justify-content:center;align-items:center;width:26px;height:26px;display:inline-flex}.onboarding-step h3{color:var(--color-text);font-size:var(--text-md);margin-bottom:.15rem}.onboarding-step p,.onboarding-recommendation small{color:var(--color-muted);font-size:var(--text-sm)}.onboarding-recommendation{border:1px solid var(--color-border);border-radius:var(--radius-base);gap:.2rem;padding:.9rem 1rem;display:grid}.onboarding-recommendation span{color:var(--color-red-mid);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wider);text-transform:uppercase}.onboarding-recommendation strong{color:var(--color-text);font-size:var(--text-md)}.onboarding-actions{background:var(--color-page-bg);border-top:1px solid var(--color-divider);flex-wrap:wrap;justify-content:flex-end;align-items:center;gap:8px;padding:1rem 1.35rem;display:flex}.study-help-entry{position:relative}.study-help-hint{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-base);color:var(--color-text-2);z-index:95;align-items:center;gap:.6rem;min-width:230px;padding:.6rem .7rem;display:flex;position:absolute;top:calc(100% + .55rem);right:0;box-shadow:0 14px 36px #0a102029}.study-help-hint button{border-radius:var(--radius-full);color:var(--color-muted);cursor:pointer;font:inherit;background:0 0;border:0;flex:none;justify-content:center;align-items:center;width:22px;height:22px;display:inline-flex}.study-help-hint button:hover,.study-help-hint button:focus-visible{background:var(--color-divider);color:var(--color-text);outline:none}.study-help-dialog{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-xl);color:var(--color-text);width:min(100%,560px);overflow:hidden;box-shadow:0 24px 70px #0a102052}.study-help-body{gap:1rem;max-height:58vh;padding:1.25rem 1.35rem;display:grid;overflow-y:auto}.study-help-body h3{color:var(--color-text);font-size:var(--text-md);margin-bottom:.45rem}.shortcut-list{gap:.45rem;display:grid}.shortcut-list div{grid-template-columns:minmax(88px,max-content) 1fr;align-items:center;gap:.7rem;display:grid}.shortcut-list dt{background:var(--color-page-bg);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text);font-family:var(--font-mono);font-size:var(--text-xs);text-align:center;padding:.28rem .45rem}.shortcut-list dd,.study-help-list{color:var(--color-muted);font-size:var(--text-sm)}.study-help-list{gap:.35rem;list-style-position:inside;display:grid}.confirm-backdrop{z-index:1100;-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);background:#0a10208c;justify-content:center;align-items:center;padding:1rem;display:flex;position:fixed;inset:0}.confirm-dialog{border:1px solid var(--color-border);border-radius:var(--radius-xl);background:var(--color-white);width:min(100%,440px);color:var(--color-text);padding:1.25rem;box-shadow:0 24px 70px #0a102052}.confirm-dialog-message{max-height:60vh}.confirm-icon{border-radius:var(--radius-full);background:var(--color-teal-light);width:36px;height:36px;color:var(--color-teal);font-weight:var(--weight-bold);justify-content:center;align-items:center;margin-bottom:.85rem;display:inline-flex}.confirm-danger .confirm-icon{background:var(--color-red-light);color:var(--color-red)}.confirm-content h2{color:var(--color-navy);font-family:var(--font-display);font-size:var(--text-xl);line-height:var(--leading-tight);margin:0}.confirm-content p{color:var(--color-text-2);font-size:var(--text-sm);line-height:var(--leading-relaxed);margin:.65rem 0 0}.confirm-details{color:var(--color-muted)!important}.confirm-actions{justify-content:flex-end;gap:.65rem;margin-top:1.25rem;display:flex}.confirm-btn{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);color:var(--color-text-2);cursor:pointer;font:inherit;font-size:var(--text-sm);font-weight:var(--weight-semibold);padding:.62rem .9rem;transition:background .15s,border-color .15s,color .15s}.confirm-btn:hover,.confirm-btn:focus-visible{background:var(--color-divider);color:var(--color-text);outline:none}.confirm-btn:focus-visible{box-shadow:0 0 0 3px #0d6e6e2e}.confirm-btn:disabled{cursor:not-allowed;opacity:.55}.confirm-btn-primary{background:var(--color-teal);border-color:var(--color-teal);color:#fff}.confirm-btn-primary:hover,.confirm-btn-primary:focus-visible{color:#fff;background:#095858;border-color:#095858}.confirm-btn-primary.danger{background:var(--color-red);border-color:var(--color-red)}.confirm-btn-primary.danger:hover,.confirm-btn-primary.danger:focus-visible{background:var(--color-red-dark);border-color:var(--color-red-dark)}[data-theme=dark] .confirm-dialog{background:var(--color-white);border-color:var(--color-border)}[data-theme=dark] .confirm-content h2{color:#a5b4d4}.prompt-dialog{max-width:420px;height:auto}.prompt-dialog .confirm-actions{justify-content:flex-end;align-items:center;gap:.75rem;display:flex}.prompt-dialog .confirm-btn{white-space:nowrap;justify-content:center;align-items:center;min-width:92px;min-height:44px;padding:.65rem 1rem;display:inline-flex}.prompt-field{gap:.35rem;margin-top:.9rem;display:grid}.prompt-field span{color:var(--color-muted);font-size:var(--text-xs);font-weight:var(--weight-semibold);letter-spacing:var(--tracking-wide);text-transform:uppercase}.prompt-field input,.prompt-field textarea{border:1px solid var(--color-border);border-radius:var(--radius-base);background:var(--color-white);width:100%;color:var(--color-text);font:inherit;padding:.68rem .75rem}.prompt-field textarea{resize:vertical;min-height:150px}.prompt-field input:focus,.prompt-field textarea:focus{border-color:var(--color-teal);outline:2px solid #0d6e6e2e}.provider-badge{border-radius:var(--radius-full);font-size:var(--text-2xs);font-weight:var(--weight-semibold);letter-spacing:.3px;align-items:center;gap:4px;padding:2px 8px;display:inline-flex}[data-theme=dark] .provider-badge{color:#4caf50;background:#162110}.version-history{border:1px solid var(--color-border);border-radius:var(--radius-base);overflow:hidden}.version-history-summary{cursor:pointer;font-size:var(--text-xs);font-weight:var(--weight-semibold);color:var(--color-teal);-webkit-user-select:none;user-select:none;background:var(--color-teal-light);text-align:left;border:none;align-items:center;gap:6px;width:100%;padding:.5rem 1rem;list-style:none;display:flex}.version-history-summary::-webkit-details-marker{display:none}.version-history-body{border-top:1px solid var(--color-border);background:var(--color-white);padding:1rem}[data-theme=dark] .version-history-body{background:var(--color-white)}.version-timeline{position:relative}.version-item{gap:12px;margin-bottom:1rem;display:flex}.version-item:last-child{margin-bottom:0}.version-marker{background:var(--color-teal);border:2px solid var(--color-white);border-radius:50%;flex-shrink:0;width:10px;height:10px;margin-top:4px}.version-content{flex:1}.version-header{align-items:center;gap:8px;margin-bottom:4px;display:flex}.version-provider{font-size:var(--text-xs);font-weight:var(--weight-semibold)}.version-time{font-size:var(--text-2xs);color:var(--color-muted);margin-left:auto}.version-actions{gap:8px;margin-top:4px;display:flex}.version-btn{border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-white);color:var(--color-text-2);font-size:var(--text-2xs);font-family:var(--font-body);cursor:pointer;padding:2px 8px;transition:background .15s}.version-btn:hover{background:var(--color-divider)}.version-btn-primary{background:var(--color-teal);border-color:var(--color-teal);color:#fff}.version-btn-primary:hover{color:#fff;background:#095858;border-color:#095858}.comparison-modal{border:1px solid var(--color-border);border-radius:var(--radius-base);margin-top:1rem;overflow:hidden}.comparison-modal-header{background:var(--color-page-bg);border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:center;padding:.5rem 1rem;display:flex}.comparison-modal-header h3{font-size:var(--text-xs);font-weight:var(--weight-semibold);color:var(--color-navy);margin:0}.comparison-modal-close{width:24px;height:24px;color:var(--color-muted);cursor:pointer;border-radius:var(--radius-sm);background:0 0;border:none;font-size:18px}.comparison-modal-close:hover{background:var(--color-divider)}.comparison-modal .comparison-view{border-top:none;grid-template-columns:1fr 1px 1fr;min-height:0;max-height:500px}.comparison-modal .comparison-panel{max-height:none;overflow-y:auto}.figure-lightbox-backdrop{z-index:2100;cursor:zoom-out;background:#000000e0;justify-content:center;align-items:center;padding:2rem;animation:.18s modal-backdrop-in;display:flex;position:fixed;inset:0}.figure-lightbox-inner{cursor:default;border-radius:var(--radius-lg);background:var(--color-white);min-width:70vw;max-width:90vw;min-height:70vh;max-height:90vh;animation:.2s modal-dialog-in;overflow:auto}.figure-lightbox-inner figure{cursor:default;margin:0}.figure-lightbox-inner img{border-radius:var(--radius-lg) var(--radius-lg) 0 0;max-width:100%;height:auto;display:block}.figure-lightbox-inner figcaption{font-size:var(--text-sm);color:var(--color-text-2);border-top:1px solid var(--color-divider);text-align:center;padding:.65rem 1rem}.figure-lightbox-inner figure:not(:has(figcaption)) img{border-radius:var(--radius-lg)}.figure-lightbox-close{z-index:2101;border-radius:var(--radius-full);color:#fff;cursor:pointer;background:#ffffff26;border:none;justify-content:center;align-items:center;width:36px;height:36px;font-size:22px;line-height:1;transition:background .15s;display:flex;position:fixed;top:1rem;right:1rem}.figure-lightbox-close:hover{background:#ffffff47}.figure-lightbox-close:focus-visible{outline-offset:2px;outline:2px solid #fff}.slide-tag-picker{border-top:1px solid var(--color-divider);flex-wrap:wrap;gap:.4rem;margin-top:.85rem;padding-top:.85rem;display:flex}.slide-tag-option{font-size:var(--text-sm);color:var(--color-text-2);cursor:pointer;align-items:center;gap:.3rem;display:inline-flex}.slide-tag-option input{width:14px;height:14px;accent-color:var(--ui-indigo)}.slide-tag-option span{border:1px solid var(--color-divider);border-radius:var(--radius-full);background:var(--color-page-bg);padding:.15rem .55rem}.slide-tag-popover{z-index:60;border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-white);width:min(340px,100% - 2rem);box-shadow:var(--shadow-lg);padding:.9rem;position:absolute;top:3.25rem;right:1rem}.slide-tag-popover-header{border-bottom:1px solid var(--color-divider);justify-content:space-between;align-items:flex-start;gap:1rem;padding-bottom:.75rem;display:flex}.slide-tag-popover-header h2{font-size:var(--text-base);margin:.15rem 0 0}.slide-tag-popover-header span{color:var(--color-text-2);font-size:var(--text-sm);margin-top:.15rem;display:block}.slide-tag-popover-close{background:var(--color-surface);width:30px;height:30px;color:var(--color-text-2);flex:none;position:static}.slide-tag-popover-list{gap:.4rem;max-height:280px;padding:.75rem 0;display:grid;overflow:auto}.slide-tag-popover-option{border:1px solid var(--color-divider);border-radius:var(--radius-md);background:var(--color-white);cursor:pointer;min-height:42px;font-size:var(--text-sm);align-items:center;gap:.6rem;padding:.55rem .7rem;display:flex}.slide-tag-popover-option input{width:16px;height:16px}.slide-tag-popover-option:hover,.slide-tag-popover-option.selected{border-color:var(--color-teal);background:var(--color-teal-light)}.slide-tag-swatch{border-radius:var(--radius-full);background:var(--color-blue);width:.75rem;height:.75rem}.slide-tag-option-name{text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;overflow:hidden}.slide-tag-option-state{color:var(--color-teal);font-size:var(--text-xs);font-weight:700}.slide-tag-popover-empty{justify-content:space-between;align-items:center;gap:1rem;padding:.75rem 0;display:flex}.slide-tag-popover-empty p{color:var(--color-text-2);font-size:var(--text-sm);margin:0}.slide-tag-popover-footer{border-top:1px solid var(--color-divider);color:var(--color-text-2);font-size:var(--text-sm);justify-content:space-between;align-items:center;gap:1rem;padding-top:.7rem;display:flex}.slide-tag-popover-footer .toolbar-btn{min-height:32px;padding:.35rem .8rem}.slide-tag-popover-footer a{color:var(--color-teal);font-weight:700;text-decoration:none}.slide-card:has(.slide-tag-popover){z-index:35}.virtual-slide-row:has(.slide-tag-popover){z-index:35}