:root{--bg: #f4f1ea;--bg-elevated: #fffcf6;--surface-elevated: #fffcf6;--bg-muted: #e8e3d8;--ink: #1a1f16;--ink-muted: #5c6354;--accent: #2d6a4f;--accent-hover: #1b4332;--accent-soft: #d8f3dc;--warn: #bc6c25;--danger: #9b2226;--border: #d5cfc2;--shadow: 0 12px 40px rgba(26, 31, 22, .08);--page-gradient-start: #e9f5ec;--badge-warn-bg: #fff3cd;--badge-warn-ink: #664d03;--badge-fail-bg: #fde8e8;--alert-error-bg: #fde8e8;--track-done-bg: #f4fbf6;--track-done-border: #b8e0c8;--track-fail-bg: #fff5f5;--track-fail-border: #f5c2c2;--radius: 14px;--radius-sm: 8px;--font: "DM Sans", system-ui, sans-serif;--mono: "IBM Plex Mono", ui-monospace, monospace}[data-theme=dark]{color-scheme:dark;--bg: #121816;--bg-elevated: #1a211e;--surface-elevated: #1a211e;--bg-muted: #252b28;--ink: #e7ebe8;--ink-muted: #9aa89f;--accent: #52b788;--accent-hover: #74c69d;--accent-soft: #1b3d2f;--warn: #e9a23b;--danger: #f87171;--border: #313a35;--shadow: 0 12px 40px rgba(0, 0, 0, .35);--page-gradient-start: #1a2e24;--badge-warn-bg: #3d3520;--badge-warn-ink: #f5e6a8;--badge-fail-bg: #3d2222;--alert-error-bg: #3d2222;--track-done-bg: #1a2e22;--track-done-border: #2d6a4f;--track-fail-bg: #3a2222;--track-fail-border: #7a3a3a}*,*:before,*:after{box-sizing:border-box}html,body,#root{min-height:100%}body{margin:0;font-family:var(--font);font-size:16px;line-height:1.5;color:var(--ink);background:radial-gradient(ellipse 120% 80% at 50% -20%,var(--page-gradient-start) 0%,var(--bg) 55%);-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}button,input,textarea{font:inherit}.app-shell{display:flex;flex-direction:column;min-height:100vh;max-width:1120px;margin:0 auto;padding:1.5rem 1.25rem 1.25rem}.site-main{flex:1}.site-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:2rem}.site-nav{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;justify-content:flex-end}.theme-toggle{flex-shrink:0}.theme-toggle-icon{font-size:1rem;line-height:1}.theme-toggle-label{font-size:.82rem}.page-top-actions{position:absolute;top:1.25rem;right:1.25rem;z-index:10}.brand{display:flex;flex-direction:column;gap:.15rem}.brand-title{font-size:1.35rem;font-weight:700;letter-spacing:-.02em;color:var(--ink);text-decoration:none}.brand-title:hover{text-decoration:none;color:var(--accent)}.brand-tagline{font-size:.85rem;color:var(--ink-muted)}.card{background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.card-pad{padding:1.5rem}.hero{margin-bottom:2rem}.hero h1{font-size:clamp(1.75rem,4vw,2.35rem);font-weight:700;letter-spacing:-.03em;line-height:1.15;margin:0 0 .5rem}.hero p{margin:0;color:var(--ink-muted);max-width:42rem}.tabs{display:flex;gap:.35rem;margin-bottom:1rem;padding:.25rem;background:var(--bg-muted);border-radius:var(--radius-sm);width:fit-content}.tab{border:none;background:transparent;padding:.45rem .9rem;border-radius:6px;cursor:pointer;color:var(--ink-muted);font-weight:500}.tab.active{background:var(--bg-elevated);color:var(--ink);box-shadow:0 1px 3px #0000000f}.upload-zone{border:2px dashed var(--border);border-radius:var(--radius);padding:2.5rem 1.5rem;text-align:center;cursor:pointer;transition:border-color .15s,background .15s;background:var(--bg)}.upload-zone:hover,.upload-zone.dragover{border-color:var(--accent);background:var(--accent-soft)}.upload-zone input{display:none}.upload-zone strong{display:block;margin-bottom:.5rem}.upload-zone-formats{margin:0 0 .5rem;color:var(--ink-muted);font-size:.9rem;line-height:1.45}.upload-zone-note{margin:0;max-width:28rem;margin-inline:auto;line-height:1.45}.upload-zone.uploading{cursor:default;border-color:var(--accent);background:var(--accent-soft)}.upload-progress{max-width:22rem;margin:0 auto;text-align:center}.upload-progress-title{margin:.65rem 0 .25rem;font-weight:600;font-size:1rem}.upload-progress-file{margin:0 0 .85rem;font-size:.88rem;color:var(--ink-muted);word-break:break-all}.upload-progress-bar{height:8px;border-radius:999px;background:var(--border);overflow:hidden;margin-bottom:.5rem}.upload-progress-bar-fill{height:100%;background:var(--accent);border-radius:999px;transition:width .2s ease}.upload-progress-bar-fill.is-processing{animation:upload-bar-pulse 1.4s ease-in-out infinite}@keyframes upload-bar-pulse{0%,to{opacity:1}50%{opacity:.45}}.upload-progress-meta{margin:0 0 .35rem;font-family:var(--mono);font-size:.82rem;color:var(--ink)}.upload-progress-hint{margin:0;font-size:.85rem}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.4rem;border:none;border-radius:var(--radius-sm);padding:.6rem 1.1rem;font-weight:600;cursor:pointer;transition:background .15s,transform .1s}.btn:disabled{opacity:.55;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--border)}.btn-ghost:hover:not(:disabled){background:var(--surface-elevated)}.btn-sm{padding:.35rem .65rem;font-size:.82rem}.btn-danger{background:var(--danger);color:#fff;border:none}.btn-danger:hover:not(:disabled){filter:brightness(.92)}.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}.field label{font-size:.85rem;font-weight:600;color:var(--ink-muted)}.field input,.field textarea,.field select{border:1px solid var(--border);border-radius:var(--radius-sm);padding:.6rem .75rem;background:var(--bg-elevated)}.select-wrap{position:relative;display:flex;width:100%}.select-wrap--inline{width:auto;flex-shrink:0}.select-wrap:after{content:"";position:absolute;right:.85rem;top:50%;width:.45rem;height:.45rem;border-right:2px solid var(--ink-muted);border-bottom:2px solid var(--ink-muted);transform:translateY(-65%) rotate(45deg);pointer-events:none}.select-wrap--compact:after{right:.6rem;width:.4rem;height:.4rem}.select-input{-moz-appearance:none;appearance:none;-webkit-appearance:none;width:100%;font:inherit;font-size:.9rem;line-height:1.35;color:var(--ink);background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius-sm);padding:.6rem 2.25rem .6rem .75rem;cursor:pointer;transition:border-color .15s ease,box-shadow .15s ease,background-color .15s ease}.select-input:hover:not(:disabled){border-color:color-mix(in srgb,var(--accent) 40%,var(--border));background:var(--surface-elevated)}.select-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px color-mix(in srgb,var(--accent) 16%,transparent)}.select-input:disabled{opacity:.55;cursor:not-allowed}.select-input--compact{font-size:.78rem;padding:.35rem 1.85rem .35rem .6rem;max-width:9.5rem}.field textarea{min-height:160px;font-family:var(--mono);font-size:.82rem;line-height:1.45;resize:vertical}.hint{font-size:.8rem;color:var(--ink-muted)}.lecture-list{list-style:none;margin:0;padding:0}.lecture-list li+li{border-top:1px solid var(--border)}.lecture-row{display:flex;align-items:center;justify-content:space-between;gap:.75rem;padding:.85rem 0}.lecture-row-main{display:flex;flex-direction:column;gap:.15rem;flex:1;min-width:0;text-decoration:none;color:inherit}.lecture-row-aside{display:flex;align-items:center;gap:.5rem;flex-shrink:0;max-width:min(100%,16rem)}.lecture-row:hover,.lecture-row-main:hover{text-decoration:none}.lecture-row:hover{background:var(--accent-soft);margin:0 -.75rem;padding-left:.75rem;padding-right:.75rem;border-radius:var(--radius-sm)}.lecture-move-label{flex-shrink:0}.folder-new-input{margin-top:.5rem}.lecture-folder-bar{display:flex;flex-wrap:wrap;align-items:center;gap:.5rem;margin-bottom:.75rem}.lecture-folder-filters{display:flex;flex-wrap:wrap;gap:.35rem;flex:1}.lecture-folder-filter{display:inline-flex;align-items:center;gap:.35rem;padding:.3rem .65rem;border:1px solid var(--border);border-radius:999px;background:var(--surface);font:inherit;font-size:.8rem;cursor:pointer;color:inherit}.lecture-folder-filter.active{border-color:var(--accent);background:var(--accent-soft)}.lecture-folder-count{font-size:.7rem;color:var(--ink-muted)}.lecture-folder-create{display:flex;align-items:center;gap:.35rem}.lecture-folder-create input{font:inherit;padding:.3rem .5rem;border:1px solid var(--border);border-radius:var(--radius-sm);min-width:8rem}.lecture-folder-add{white-space:nowrap}.lecture-folder-actions{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.5rem;margin-bottom:.75rem;padding:.5rem .65rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated)}.lecture-folder-actions-copy{margin:0}.lecture-list-grouped{display:flex;flex-direction:column;gap:1.25rem}.lecture-folder-section-title{margin:0 0 .35rem;font-size:.85rem;font-weight:600;color:var(--ink-muted)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.lecture-row-title{font-weight:600;overflow-wrap:anywhere;word-break:break-word}.lecture-row-aside .badge{flex-shrink:0}.lecture-row-aside .lecture-move-label{min-width:0;flex:1}.lecture-row-aside .select-input--compact{max-width:10rem}.lecture-row-meta{font-size:.8rem;color:var(--ink-muted)}.lecture-library-head{display:flex;align-items:baseline;justify-content:space-between;gap:.75rem;margin-bottom:.75rem}.lecture-library-head .section-title{margin:0}.lecture-library-count{font-size:.8rem;color:var(--ink-muted)}.lecture-library-toolbar{display:flex;flex-direction:column;gap:.75rem;margin-bottom:1rem}.lecture-search-wrap{position:relative}.lecture-search-input{width:100%;padding:.55rem 2rem .55rem .75rem;border:1px solid var(--border);border-radius:var(--radius-sm);font:inherit;background:var(--surface);color:inherit}.lecture-search-input:focus{outline:2px solid color-mix(in srgb,var(--accent) 40%,transparent);border-color:var(--accent)}.lecture-search-clear{position:absolute;right:.35rem;top:50%;transform:translateY(-50%);border:none;background:transparent;color:var(--ink-muted);font-size:1.25rem;line-height:1;padding:.15rem .35rem;cursor:pointer}.lecture-search-highlight{background:color-mix(in srgb,var(--accent) 25%,transparent);color:inherit;border-radius:2px;padding:0 1px}.badge{display:inline-block;font-size:.72rem;font-weight:600;text-transform:uppercase;letter-spacing:.04em;padding:.2rem .5rem;border-radius:999px}.badge-queued,.badge-processing{background:var(--badge-warn-bg);color:var(--badge-warn-ink)}.badge-completed{background:var(--accent-soft);color:var(--accent-hover)}.badge-failed{background:var(--badge-fail-bg);color:var(--danger)}.processing-panel{text-align:center;padding:2rem 1rem}.processing-title{margin:0 0 .5rem;font-size:1.15rem}.processing-class-tag{display:inline-flex;align-items:center;gap:.4rem;margin:0 0 .75rem;padding:.3rem .75rem;border-radius:999px;border:1px solid var(--border);background:var(--bg-elevated);font-size:.88rem}.processing-class-label{font-size:.68rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--ink-muted)}.processing-class-name{font-weight:600;color:var(--ink)}.processing-subtitle{margin:0 0 1.25rem;max-width:36rem;margin-left:auto;margin-right:auto}.processing-queue-hint{font-weight:500;color:var(--ink)}.processing-tracks{list-style:none;margin:1rem auto 0;padding:0;display:grid;gap:.75rem;max-width:28rem;text-align:left}.processing-track{padding:.85rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated)}.processing-track-active{border-color:var(--accent);box-shadow:0 0 0 1px var(--accent-soft)}.processing-track-done{border-color:var(--track-done-border);background:var(--track-done-bg)}.processing-track-failed{border-color:var(--track-fail-border);background:var(--track-fail-bg)}.processing-track-head{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.25rem}.processing-track-title{font-weight:600;font-size:.95rem}.processing-track-status{display:inline-flex;align-items:center;gap:.35rem;font-size:.82rem;font-weight:600;color:var(--ink-muted)}.processing-track-status-active{color:var(--accent-hover)}.processing-track-status-done{color:#1a7f4e}.processing-track-status-failed{color:var(--danger)}.spinner{display:inline-block;flex-shrink:0;border:3px solid var(--bg-muted);border-top-color:var(--accent);border-radius:50%;animation:spin .8s linear infinite}.spinner-md{width:40px;height:40px}.spinner-sm{width:1.1rem;height:1.1rem;border-width:2px}.processing-panel .spinner-md,.processing-panel-spinner{margin:0 auto 1rem;display:block}.btn .spinner-sm{margin-right:.35rem;vertical-align:-.15em}@keyframes spin{to{transform:rotate(360deg)}}.lecture-layout{display:grid;gap:1.25rem}@media(min-width:900px){.lecture-layout{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);align-items:start}}.lecture-page-sections{display:flex;flex-direction:column;gap:1.5rem}.lecture-page-section{scroll-margin-top:5.5rem}.lecture-page-section-heading{margin:0 0 .75rem}.lecture-page-sections>.lecture-page-section,.lecture-page-sections>.study-guide,.lecture-page-sections>.coach-panel,.lecture-page-sections>.brainrot-panel{margin-top:0}.lecture-section-nav{position:sticky;top:.5rem;z-index:20;display:flex;flex-wrap:wrap;gap:.45rem;margin-bottom:1rem;padding:.55rem .65rem;border-radius:var(--radius);border:1px solid var(--border);background:color-mix(in srgb,var(--bg-elevated) 94%,transparent);box-shadow:0 6px 20px #1a1f160f}.lecture-section-nav-link{display:inline-flex;align-items:center;padding:.35rem .7rem;border-radius:999px;border:1px solid var(--border);background:var(--bg);color:var(--accent-hover);font-size:.85rem;font-weight:600;text-decoration:none;white-space:nowrap}.lecture-section-nav-link:hover{background:var(--accent-soft);text-decoration:none}.lecture-layout-customizer{margin-bottom:1rem}.lecture-layout-customizer-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem}.lecture-layout-customizer-title{margin:0;font-size:1.05rem}.lecture-layout-customizer-lead{margin:.35rem 0 0;max-width:42rem}.lecture-layout-customizer-body{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--border)}.lecture-layout-customizer-list{list-style:none;margin:0;padding:0;display:grid;gap:.65rem}.lecture-layout-customizer-item{display:grid;grid-template-columns:auto 1fr;gap:.65rem;align-items:center;padding:.65rem .75rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg);cursor:grab}.lecture-layout-customizer-item.is-dragging{opacity:.55;border-style:dashed}.lecture-layout-customizer-handle{display:inline-flex;align-items:center;justify-content:center;width:1.75rem;height:1.75rem;border:none;border-radius:var(--radius-sm);background:var(--accent-soft);color:var(--accent-hover);cursor:grab;font-size:.8rem;letter-spacing:-.08em}.lecture-layout-customizer-label{display:grid;gap:.3rem}.lecture-layout-customizer-label-title{font-size:.75rem;font-weight:600;color:var(--ink-muted);text-transform:uppercase;letter-spacing:.04em}.lecture-layout-customizer-label input{width:100%;padding:.45rem .55rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated);color:var(--ink)}.lecture-layout-customizer-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:.85rem;margin-bottom:.75rem}.video-wrap{position:relative;background:#0d1110;border-radius:var(--radius);overflow:hidden;aspect-ratio:16 / 9}.video-wrap video.lecture-video{width:100%;height:100%;display:block;object-fit:contain;background:#000}.video-play-overlay{display:none;position:absolute;top:0;right:0;bottom:0;left:0;align-items:center;justify-content:center;margin:0;padding:0;border:none;background:#00000040;cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent}.video-play-overlay-icon{display:flex;align-items:center;justify-content:center;width:4rem;height:4rem;border-radius:50%;background:color-mix(in srgb,var(--accent) 92%,#000);color:#fff;font-size:1.35rem;padding-left:.2rem;box-shadow:0 8px 24px #00000059}@media(pointer:coarse){.video-play-overlay{display:flex}}.video-wrap video.lecture-video::-webkit-media-controls-panel{background:linear-gradient(transparent,#000000a6)}.lecture-page-header{margin-bottom:1.25rem}.lecture-page-title-row{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;margin-top:.35rem}.lecture-page-title-block{display:flex;flex-direction:column;align-items:flex-start;gap:.7rem;flex:1;min-width:0}.lecture-page-title-display{display:flex;align-items:flex-start;gap:.65rem;flex-wrap:wrap}.lecture-page-rename{margin-top:.15rem}.lecture-title-edit{display:flex;flex-direction:column;gap:.55rem;max-width:36rem}.lecture-title-edit-input{width:100%;box-sizing:border-box;font:inherit;font-size:1.25rem;font-weight:600;padding:.45rem .6rem;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated);color:var(--ink)}.lecture-title-edit-input:focus{outline:2px solid var(--accent-soft);outline-offset:1px;border-color:var(--accent)}.lecture-title-edit-actions{display:flex;gap:.5rem;flex-wrap:wrap}.lecture-title-edit-error{margin:0}.lecture-page-title{margin:0 0 .5rem;font-size:1.5rem;overflow-wrap:anywhere;word-break:break-word}.lecture-panel-heading-row{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem;flex-wrap:wrap}.lecture-panel-heading-row .section-title{margin-bottom:0}.lecture-page-delete{flex-shrink:0}.lecture-page-has-dock{padding-bottom:5rem}.playback-dock{position:fixed;bottom:calc(1rem + env(safe-area-inset-bottom,0px));left:50%;z-index:200;display:flex;align-items:center;gap:.65rem;padding:.55rem .85rem .55rem .65rem;max-width:min(28rem,calc(100vw - 1.5rem));transform:translate(-50%);background:var(--bg-elevated);border:1px solid var(--border);border-radius:999px;box-shadow:var(--shadow)}.playback-dock-btn{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:2.5rem;height:2.5rem;padding:0;border:none;border-radius:50%;color:var(--ink);background:var(--bg-muted);cursor:pointer;touch-action:manipulation;-webkit-tap-highlight-color:transparent;transition:background .15s ease,color .15s ease}.playback-dock-btn:hover{background:var(--accent-soft);color:var(--accent-hover)}.playback-dock-play{background:var(--accent);color:#fff}.playback-dock-play:hover{background:var(--accent-hover);color:#fff}.playback-dock-time{flex-shrink:0;min-width:3.25rem;font-family:var(--mono);font-size:.82rem;font-variant-numeric:tabular-nums;color:var(--ink-muted)}.playback-dock-volume{display:flex;align-items:center;gap:.35rem;min-width:0;flex:1}.playback-dock-slider{flex:1;min-width:4rem;height:.35rem;margin:0;accent-color:var(--accent);cursor:pointer}@media(max-width:480px){.playback-dock{gap:.5rem;padding:.5rem .75rem .5rem .55rem}.playback-dock-play{width:3rem;height:3rem}.playback-dock-time{display:none}.playback-dock-slider{min-width:3rem}}.video-format-badge{margin:0;padding:.35rem .85rem;font-size:.75rem;background:var(--bg-muted);color:var(--ink-muted)}.video-error{margin:0;padding:.65rem .85rem;font-size:.85rem;background:#fde8e8;color:var(--danger)}.transcript-panel{max-height:min(70vh,640px);overflow:auto;border:1px solid var(--border);border-radius:var(--radius);background:var(--bg-elevated)}.transcript-segment{display:grid;grid-template-columns:4.5rem 1fr;gap:.75rem;padding:.65rem .85rem;border:none;background:transparent;width:100%;text-align:left;cursor:pointer;border-bottom:1px solid var(--border);color:inherit}.transcript-segment:hover{background:var(--accent-soft)}.transcript-segment.active{background:var(--accent-soft);outline:2px solid var(--accent);outline-offset:-2px}.transcript-time{font-family:var(--mono);font-size:.78rem;color:var(--accent);padding-top:.1rem}.transcript-text{font-size:.92rem}.section-title{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--ink-muted);margin:0 0 .75rem}.alert{padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.9rem}.alert-error{background:var(--alert-error-bg);color:var(--danger)}.alert-info{background:var(--accent-soft);color:var(--accent-hover)}.study-guide-placeholder{margin-top:1.5rem;padding:1.25rem;border:1px dashed var(--border);border-radius:var(--radius);color:var(--ink-muted);font-size:.9rem}.tutor-panel,.brainrot-panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;flex-wrap:wrap}.brainrot-panel-status{display:flex;align-items:center;gap:.65rem;margin-top:.75rem}.brainrot-player-wrap{margin-top:.85rem}.brainrot-audio{width:100%}.coach-panel:not(.lecture-page-section){margin-top:1.5rem}.tutor-header,.coach-header{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.75rem 1.25rem;margin-bottom:1rem}.tutor-title,.coach-title{margin:0 0 .25rem;font-size:1.15rem}.tutor-scope,.coach-scope{display:flex;align-items:center;gap:.4rem;font-size:.85rem;color:var(--ink-muted);cursor:pointer}.coach-cross-lecture{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:.75rem 1rem;margin-bottom:1rem;padding:.85rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-muted)}.coach-cross-lecture-active{border-color:var(--accent);background:var(--accent-soft)}.coach-cross-lecture-body{flex:1;min-width:min(100%,16rem)}.coach-cross-lecture-title{margin:0 0 .35rem;font-weight:700;font-size:.92rem}.coach-cross-lecture-desc{margin:0;font-size:.88rem;line-height:1.45;color:var(--ink-muted)}.coach-cross-lecture-toggle{display:flex;align-items:center;gap:.45rem;flex-shrink:0;font-size:.88rem;font-weight:600;cursor:pointer;white-space:nowrap}.coach-scope{display:flex;flex-direction:column;align-items:stretch;gap:.75rem;margin-bottom:1rem;padding:.85rem 1rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-muted);cursor:default}.coach-scope-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:.75rem 1rem;flex-wrap:wrap}.coach-scope-select{width:auto;min-width:10rem}.coach-scope-options{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.coach-scope-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.35rem .6rem;border:1px solid var(--border);border-radius:999px;background:var(--bg-elevated);color:var(--ink);font-size:.82rem;cursor:pointer}.coach-scope-chip:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}.coach-scope-empty{width:100%;margin:0}.coach-cite-badge{display:inline-block;margin-right:.35rem;padding:.1rem .4rem;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--accent-hover);background:var(--accent-soft);border:1px solid var(--accent);border-radius:4px;vertical-align:middle}.tutor-messages,.coach-messages{display:flex;flex-direction:column;gap:.85rem;max-height:22rem;overflow-y:auto;margin-bottom:1rem;padding-right:.25rem}.tutor-msg,.coach-msg{padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.92rem;line-height:1.5}.tutor-msg-user,.coach-msg-user{align-self:flex-end;max-width:92%;background:var(--accent-soft);color:var(--ink)}.tutor-msg-assistant,.coach-msg-assistant{background:var(--surface-elevated);border:1px solid var(--border)}.tutor-msg-body,.coach-msg-body{margin:0;white-space:pre-wrap}.tutor-citations,.coach-citations{list-style:none;margin:.65rem 0 0;padding:0;display:flex;flex-direction:column;gap:.5rem}.tutor-cite-link,.coach-cite-link{display:inline-flex;flex-wrap:wrap;align-items:baseline;gap:.35rem .5rem;font-weight:600;text-decoration:none;color:var(--accent-hover)}.tutor-cite-link:hover,.coach-cite-link:hover{text-decoration:underline}.tutor-cite-time,.coach-cite-time{font-weight:500;font-size:.85rem;color:var(--ink-muted)}.tutor-cite-snippet,.coach-cite-snippet{display:block;margin-top:.2rem;font-size:.85rem;color:var(--ink-muted)}.tutor-form,.coach-form{display:flex;gap:.5rem}.tutor-form input,.coach-form input{flex:1;border:1px solid var(--border);border-radius:var(--radius-sm);padding:.6rem .75rem;background:var(--bg-elevated)}.tutor-thinking,.coach-thinking{margin:0;font-style:italic}.grid-2{display:grid;gap:1.5rem}@media(min-width:768px){.grid-2{grid-template-columns:1fr 1fr}}.site-nav-link{font-size:.9rem;font-weight:600;color:var(--ink-muted);text-decoration:none}.site-nav-link:hover{color:var(--accent-hover);text-decoration:none}.admin-page-title{margin:0 0 .35rem;font-size:1.5rem}.admin-page-header{display:flex;flex-wrap:wrap;align-items:flex-start;justify-content:space-between;gap:1rem;margin-bottom:1.25rem}.admin-auth-bar{display:flex;align-items:center;justify-content:space-between;gap:1rem;margin-bottom:1rem;padding:.5rem .75rem;background:var(--bg-muted);border-radius:var(--radius-sm);font-size:.88rem}.admin-login{max-width:28rem}.admin-login-form{margin-top:1rem}.admin-table-wrap{overflow-x:auto;padding:0}.admin-table{width:100%;border-collapse:collapse;font-size:.9rem}.admin-table th,.admin-table td{padding:.65rem 1rem;text-align:left;border-bottom:1px solid var(--border);vertical-align:top}.admin-table th{font-size:.78rem;text-transform:uppercase;letter-spacing:.04em;color:var(--ink-muted);background:var(--bg-muted)}.admin-table-title{display:block;font-weight:600}.admin-table-id{display:block;margin-top:.15rem;font-family:var(--mono);font-size:.72rem;color:var(--ink-muted);word-break:break-all}.admin-table-muted{color:var(--ink-muted);font-size:.85rem}.admin-table-nowrap{white-space:nowrap}.admin-table-actions{display:flex;flex-wrap:wrap;gap:.35rem;justify-content:flex-end}.admin-detail-actions{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}.admin-kv-table{width:100%;border-collapse:collapse;font-size:.9rem}.admin-kv-table th{width:11rem;padding:.4rem .75rem .4rem 0;text-align:left;vertical-align:top;color:var(--ink-muted);font-weight:600}.admin-kv-table td{padding:.4rem 0;word-break:break-all}.admin-mono{font-family:var(--mono);font-size:.82rem}.admin-transcript-preview{margin:0;max-height:16rem;overflow:auto;padding:.75rem;background:var(--bg-muted);border-radius:var(--radius-sm);font-family:var(--mono);font-size:.78rem;line-height:1.45;white-space:pre-wrap}.study-guide{margin-top:1.5rem}.sg-header{display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;margin-bottom:1rem}.sg-header-actions{display:flex;flex-wrap:wrap;gap:.35rem;align-items:center}.sg-tweak{margin-bottom:1.25rem;padding:1rem;background:var(--bg-muted);border-radius:var(--radius-sm)}.sg-tweak-label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.25rem}.sg-tweak-hint{margin:0 0 .5rem}.sg-tweak-input{width:100%;min-height:4.5rem;padding:.6rem .75rem;border:1px solid var(--border);border-radius:var(--radius-sm);resize:vertical;margin-bottom:.65rem;background:var(--bg-elevated)}.sg-tweak-actions{display:flex;flex-wrap:wrap;gap:.5rem .75rem;align-items:center}.sg-tabs{display:flex;flex-wrap:wrap;gap:.75rem 1.25rem;margin-bottom:1.25rem;font-size:.9rem;font-weight:600}.sg-tabs a{text-decoration:none;color:var(--accent)}.sg-section{margin-bottom:1.75rem}.sg-section-title{margin:0 0 .75rem;font-size:1rem}.sg-section-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-start;gap:.75rem;margin-bottom:.75rem}.sg-section-head .sg-section-title{margin:0}.sg-section-actions{display:flex;gap:.5rem;align-items:center;flex-wrap:wrap;justify-content:flex-end}.sg-section-hint{margin:.25rem 0 0;font-size:.88rem}.sg-section-content{margin-top:.5rem}.sg-instructions{margin-bottom:1rem}.sg-instructions-count{margin:.35rem 0 0;text-align:right;font-size:.82rem;font-variant-numeric:tabular-nums}.sg-bulk-actions{display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;margin-top:.65rem}.sg-bulk-hint{margin:0}.sg-progress{margin-bottom:1.25rem;background:var(--bg-muted);border:1px solid var(--border)}.sg-progress-head{display:flex;align-items:flex-start;gap:.75rem;margin-bottom:.85rem}.sg-progress-title{margin:0 0 .25rem;font-weight:600;font-size:.95rem}.sg-progress-hint{margin:0;font-size:.85rem}.sg-progress-bar{height:6px;border-radius:999px;background:var(--border);overflow:hidden;margin-bottom:.85rem}.sg-progress-bar-fill{height:100%;background:var(--accent);border-radius:999px;transition:width .35s ease}.sg-progress-steps{display:flex;flex-wrap:wrap;gap:.5rem 1rem;margin:0;padding:0;list-style:none;font-size:.85rem}.sg-progress-step{display:flex;align-items:center;gap:.35rem;color:var(--ink-muted)}.sg-progress-step.active{color:var(--ink);font-weight:600}.sg-progress-step.done{color:var(--success, #1a7f4e)}.sg-progress-step.failed{color:var(--danger)}.sg-progress-step-icon{font-family:var(--mono);font-size:.8rem;width:1rem;text-align:center}.sg-section-loading{display:flex;align-items:center;gap:.6rem;margin:.5rem 0 .75rem;padding:.65rem .85rem;background:var(--bg-muted);border-radius:var(--radius-sm);font-size:.9rem;color:var(--ink-muted)}.sg-section-content.sg-section-enter{animation:sg-fade-in .35s ease}@keyframes sg-fade-in{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}.sg-exam-section{padding:1rem;border:1px solid #c9a227;border-radius:var(--radius-sm);background:#fffbeb}.sg-exam-intro{margin:0 0 .75rem}.sg-exam-list{margin:0;padding:0;list-style:none}.sg-exam-item{display:grid;grid-template-columns:4.5rem 1fr;gap:.75rem;padding:.65rem 0;border-bottom:1px solid rgba(201,162,39,.35)}.sg-exam-item:last-child{border-bottom:none;padding-bottom:0}.sg-exam-concept{margin:0 0 .25rem;font-weight:700}.sg-exam-note{margin:0;font-size:.92rem;color:var(--ink-muted)}.sg-exam-quote{margin:.35rem 0 0;font-size:.85rem;font-style:italic;color:var(--ink-muted)}.sg-on-test-badge{display:inline-block;margin-right:.35rem;padding:.1rem .4rem;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:#7a5d00;background:#fff3c4;border:1px solid #c9a227;border-radius:4px;vertical-align:middle}.sg-chapter{border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:.65rem;overflow:hidden}.sg-chapter-head{display:flex;justify-content:space-between;align-items:center;gap:.5rem;width:100%;padding:.65rem .85rem;background:var(--bg-muted)}.sg-chapter-toggle{flex:1;min-width:0;padding:0;border:none;background:transparent;font-weight:600;text-align:left;cursor:pointer}.sg-chapter-time{flex-shrink:0;font-size:.82rem;font-weight:500}.sg-chapter-title{overflow-wrap:anywhere}.sg-manual-badge{display:inline-block;margin-left:.45rem;padding:.1rem .4rem;border-radius:999px;background:var(--accent-soft);color:var(--accent-hover);font-size:.65rem;font-weight:700;text-transform:uppercase;letter-spacing:.04em}.sg-chapter-actions,.sg-chapter-edit-actions,.sg-manual-chapter-actions{display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}.sg-chapter-edit{display:grid;grid-template-columns:minmax(12rem,1fr) minmax(6rem,8rem) auto;gap:.5rem;padding:.65rem .85rem;background:var(--bg-muted)}.sg-chapter-edit input,.sg-manual-chapter-form input{width:100%;box-sizing:border-box;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated);color:var(--ink);padding:.45rem .55rem;font:inherit}.sg-manual-chapter-form{display:grid;grid-template-columns:minmax(14rem,1fr) minmax(8rem,12rem);gap:.75rem;margin:0 0 1rem;padding:.85rem;border:1px solid var(--accent);border-radius:var(--radius-sm);background:var(--accent-soft)}.sg-manual-chapter-actions{grid-column:1 / -1}@media(max-width:680px){.sg-chapter-edit,.sg-manual-chapter-form{grid-template-columns:1fr}.sg-manual-chapter-actions{grid-column:auto}.sg-chapter-head{align-items:flex-start;flex-direction:column}}.sg-chapter-body{padding:.75rem .85rem}.sg-summary{margin:0 0 .65rem;color:var(--ink-muted);font-size:.92rem}.sg-bullets{margin:0;padding:0;list-style:none}.sg-bullets li{display:flex;gap:.5rem;margin-bottom:.4rem;font-size:.92rem}.sg-jump{flex-shrink:0;border:none;background:var(--accent-soft);color:var(--accent-hover);font-size:.78rem;font-weight:600;padding:.15rem .4rem;border-radius:4px;cursor:pointer}.sg-jump:hover{background:var(--accent);color:#fff}.sg-glossary dt{font-weight:600;margin-top:.5rem}.sg-glossary dd{margin:.15rem 0 .5rem;color:var(--ink-muted)}.sg-quiz-item{border:1px solid var(--border);border-radius:var(--radius-sm);padding:.85rem;margin-bottom:.75rem}.sg-quiz-prompt{margin:0 0 .5rem;font-weight:600}.sg-quiz-choices{list-style:none;margin:0;padding:0}.sg-quiz-choice{display:block;width:100%;text-align:left;margin-bottom:.35rem;padding:.45rem .65rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--bg-elevated);cursor:pointer}.sg-quiz-choice.correct{border-color:var(--accent);background:var(--accent-soft)}.sg-quiz-choice.wrong{border-color:var(--danger);opacity:.85}.sg-quiz-explain{margin:.5rem 0 0;font-size:.88rem;color:var(--ink-muted)}.sg-flashcards{list-style:none;margin:0;padding:0;display:grid;gap:.65rem}.sg-flashcard{padding:.75rem;border:1px solid var(--border);border-radius:var(--radius-sm);background:var(--surface-elevated)}.sg-card-front{margin:0 0 .35rem;font-weight:600}.sg-card-back{margin:0 0 .5rem;color:var(--ink-muted);font-size:.92rem}.page-loading{display:flex;align-items:center;justify-content:center;min-height:40vh}.login-page{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;padding:2rem 1rem}.login-card{width:min(100%,28rem)}.login-lead{margin-bottom:1.25rem}.login-form{display:grid;gap:.75rem}.login-form label{font-weight:600}.login-footer{margin-top:1.25rem;text-align:center}.login-sent{display:grid;gap:1rem}.login-sent-message{margin:0;font-size:1.05rem}.login-resend-btn{justify-self:start}.magic-link-form{display:grid;gap:.75rem}.magic-link-form label{font-weight:600;font-size:.85rem;color:var(--ink-muted)}.magic-link-form input:not([type=checkbox]){width:100%;box-sizing:border-box;border:1px solid var(--border);border-radius:var(--radius-sm);padding:.65rem .85rem;background:var(--bg-elevated);color:var(--ink)}.magic-link-form input[type=checkbox]{width:1rem;height:1rem;margin:.15rem 0 0;flex-shrink:0;accent-color:var(--accent)}.field-required{color:var(--danger);font-weight:700;margin-left:.15rem}.magic-link-form input:not([type=checkbox])::placeholder{color:var(--ink-muted);opacity:.85}.magic-link-form input:not([type=checkbox]):focus{outline:2px solid var(--accent-soft);outline-offset:1px;border-color:var(--accent)}.magic-link-lead{margin-bottom:.25rem}.magic-link-sent{display:grid;gap:1rem}.magic-link-sent-message{margin:0;font-size:1.05rem}.magic-link-resend-btn,.magic-link-submit{justify-self:start}.landing-page{min-height:100vh;display:flex;flex-direction:column;padding:0 1.25rem 2rem}.landing-header{display:flex;align-items:center;justify-content:space-between;gap:1rem;max-width:88rem;width:100%;margin:0 auto;padding:1.25rem 0 .5rem}.landing-header-actions{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.landing-brand{font-size:1.25rem;font-weight:700;letter-spacing:-.02em;color:var(--accent)}.landing-brand-link{text-decoration:none}.landing-brand-link:hover{color:var(--accent-hover)}.landing-main{flex:1;width:min(100%,88rem);margin:0 auto;display:grid;gap:2rem}.landing-hero,.landing-hero-grid{display:grid;gap:1.75rem}.landing-hero-intro{max-width:40rem}.landing-hero-media{width:100%;min-width:0}.landing-hero-intro h1,.landing-hero-copy h1{font-size:clamp(1.85rem,4.5vw,2.65rem);font-weight:700;letter-spacing:-.03em;line-height:1.12;margin:0 0 .75rem}.landing-eyebrow{margin:0 0 .65rem;font-size:.8rem;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--accent-hover)}.landing-hero-lead{margin:0;color:var(--ink-muted);font-size:1.05rem;max-width:36rem;line-height:1.5}.landing-hero-signup{max-width:32rem}.landing-hero-signup-lead{margin:0 0 .75rem}.landing-hero-signup-foot{margin:.75rem 0 0}.landing-quote-carousel{margin:1.5rem 0 0}.landing-quote{margin:0;padding:1rem 1.1rem;border-left:3px solid var(--accent);background:var(--accent-soft);border-radius:0 var(--radius) var(--radius) 0}.landing-quote-text{margin:0;font-size:.95rem;line-height:1.45;animation:landing-quote-fade .45s ease}.landing-quote footer{margin:.5rem 0 0;font-size:.85rem}.landing-quote-controls{display:flex;align-items:center;justify-content:center;gap:.65rem;margin-top:.65rem}.landing-quote-nav{display:inline-flex;align-items:center;justify-content:center;width:1.85rem;height:1.85rem;border:1px solid var(--border);border-radius:999px;background:var(--bg-elevated);color:var(--accent-hover);font-size:1.2rem;line-height:1;cursor:pointer}.landing-quote-nav:hover{background:var(--accent-soft)}.landing-quote-dots{display:flex;align-items:center;gap:.4rem}.landing-quote-dot{width:.55rem;height:.55rem;padding:0;border:none;border-radius:999px;background:var(--border);cursor:pointer}.landing-quote-dot.is-active{background:var(--accent);transform:scale(1.15)}@keyframes landing-quote-fade{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.landing-quote-text{animation:none}}.landing-demo{margin:0}.landing-demo-frame{border-radius:var(--radius);border:1px solid var(--border);background:#0d1110;box-shadow:0 12px 36px #1a1f161f;overflow:hidden}.landing-demo-media{display:block;width:100%;aspect-ratio:16 / 10;object-fit:contain;object-position:center;background:#0d1110}.landing-demo-caption{margin:.65rem 0 0;text-align:center;font-size:.85rem}.landing-demo-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.75rem;width:100%;aspect-ratio:16 / 10;padding:1.25rem;border:2px dashed var(--border);background:var(--bg-elevated);text-align:center}.landing-demo-placeholder-title{margin:0;font-weight:600;font-size:1rem}.landing-demo-placeholder-hint{margin:0;max-width:22rem;font-size:.8rem;line-height:1.45}.landing-demo-placeholder-hint code{font-size:.72rem}.landing-demo-placeholder-frame{position:relative;width:min(100%,280px);height:120px;margin-top:.25rem;border-radius:calc(var(--radius) - 2px);background:var(--bg-elevated);border:1px solid var(--border);overflow:hidden}.landing-demo-placeholder-chip{position:absolute;top:.5rem;left:.5rem;font-size:.65rem;font-weight:600;padding:.2rem .45rem;border-radius:4px;background:var(--accent-soft);color:var(--accent-hover)}.landing-demo-placeholder-play{position:absolute;left:50%;top:50%;width:2.5rem;height:2.5rem;margin:-1.25rem 0 0 -1.25rem;border-radius:50%;background:var(--accent);opacity:.35}.landing-demo-placeholder-lines{position:absolute;bottom:.65rem;left:.65rem;right:.65rem;height:2.5rem;background:repeating-linear-gradient(180deg,var(--border) 0,var(--border) 6px,transparent 6px,transparent 12px);opacity:.6}.landing-section-title-center{text-align:center}.landing-outcomes-grid{list-style:none;margin:0;padding:0;display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(14rem,1fr))}.landing-outcome-card{margin:0}.landing-outcome-title{margin:0 0 .35rem;font-size:1.05rem}.landing-outcome-body{margin:0}.landing-shots-lead{margin:-.35rem 0 1rem}.landing-shots-grid{display:grid;gap:1.5rem;grid-template-columns:1fr}.landing-shot{margin:0}.landing-shot-open{display:block;width:100%;margin:0;padding:0;border:none;background:none;cursor:zoom-in;border-radius:var(--radius);transition:transform .15s ease,box-shadow .15s ease}.landing-shot-open:hover .landing-shot-img,.landing-shot-open:focus-visible .landing-shot-img{box-shadow:0 12px 36px #1a1f1624;transform:translateY(-2px)}.landing-shot-open:focus-visible{outline:2px solid var(--accent);outline-offset:3px}.landing-shot-img,.landing-shot-placeholder{display:block;width:100%;height:auto;min-height:clamp(12rem,28vw,22rem);object-fit:contain;object-position:top center;border-radius:var(--radius);border:1px solid var(--border);background:var(--bg-elevated);box-shadow:0 8px 28px #1a1f1614}.landing-shot-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.35rem;padding:.75rem;text-align:center}.landing-shot-placeholder-label{font-weight:600;font-size:.9rem}.landing-shot-placeholder-path{margin:0;font-size:.72rem}.landing-shot-title{display:block;margin-top:.65rem;font-size:1.05rem}.landing-shot-caption{margin:.2rem 0 0;font-size:.85rem}.landing-shot-lightbox-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;height:100dvh;z-index:300;display:grid;place-items:center;padding:1.25rem;background:#0f172a8c;overflow-y:auto}.landing-shot-lightbox{position:relative;width:min(calc(100vw - 2.5rem),64rem);max-height:min(calc(100vh - 2.5rem),calc(100dvh - 2.5rem));margin:auto;padding:1rem 1.1rem 1.15rem;border:1px solid var(--border);border-radius:1rem;background:var(--bg-elevated);box-shadow:var(--shadow);display:flex;flex-direction:column;gap:.85rem;overflow:auto}.landing-shot-lightbox-header{display:flex;align-items:center;justify-content:space-between;gap:.75rem;flex-shrink:0}.landing-shot-lightbox-counter{margin:0;font-size:.85rem;font-weight:600;color:var(--ink-muted)}.landing-shot-lightbox-img{display:block;width:100%;max-height:min(68vh,40rem);object-fit:contain;object-position:center;border-radius:calc(var(--radius) - 2px);border:1px solid var(--border);background:var(--bg)}.landing-shot-lightbox-nav{position:fixed;top:50%;z-index:301;display:flex;align-items:center;justify-content:center;width:2.75rem;height:2.75rem;border:1px solid var(--border);border-radius:999px;background:var(--bg-elevated);color:var(--accent-hover);font-size:1.75rem;line-height:1;cursor:pointer;box-shadow:var(--shadow);transform:translateY(-50%);transition:background .15s ease,border-color .15s ease}.landing-shot-lightbox-nav-prev{left:max(.75rem,env(safe-area-inset-left,.75rem))}.landing-shot-lightbox-nav-next{right:max(.75rem,env(safe-area-inset-right,.75rem))}.landing-shot-lightbox-nav:hover:not(:disabled){background:var(--accent-soft);border-color:var(--accent)}.landing-shot-lightbox-nav:disabled{opacity:.35;cursor:not-allowed}.landing-shot-lightbox-nav:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.landing-shot-lightbox-footer{flex-shrink:0;text-align:center}.landing-shot-lightbox-title{margin:0;font-size:1.1rem}.landing-shot-lightbox-caption{margin:.35rem 0 0;font-size:.9rem}@media(max-width:640px){.landing-shot-lightbox-overlay{padding:.75rem}.landing-shot-lightbox{width:min(calc(100vw - 1.5rem),64rem);max-height:min(calc(100vh - 5rem),calc(100dvh - 5rem))}.landing-shot-lightbox-img{max-height:50vh}.landing-shot-lightbox-nav{top:auto;bottom:max(.75rem,env(safe-area-inset-bottom,.75rem));transform:none;width:calc(50% - 1.1rem);height:2.5rem;border-radius:var(--radius);font-size:1.35rem}.landing-shot-lightbox-nav-prev{left:.75rem}.landing-shot-lightbox-nav-next{right:.75rem}}.landing-two-col{display:grid;gap:1.25rem}.landing-checklist{margin:0;padding-left:1.2rem;display:grid;gap:.5rem}.landing-checklist li{line-height:1.45}.landing-tier-foot,.landing-formats-body{margin:.85rem 0 0}.landing-formats-body{font-size:.95rem;line-height:1.45}.landing-footer{text-align:center;margin-top:2rem;padding-top:1.25rem;border-top:1px solid var(--border);max-width:88rem;width:100%;margin-left:auto;margin-right:auto}.landing-footer-nav{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem 1.5rem;margin-bottom:.75rem;font-size:.9rem}.landing-footer-nav a{color:var(--accent-hover);text-decoration:none}.legal-page{position:relative;max-width:48rem;margin:0 auto;padding:1.25rem 1.25rem 2.5rem}.legal-page-header{margin-bottom:1.25rem}.legal-page-brand{font-size:1.1rem;font-weight:700;color:var(--ink);text-decoration:none}.legal-page-brand:hover{text-decoration:none;color:var(--accent)}.legal-page-meta{margin:.35rem 0 .75rem}.legal-page-title{margin:0;font-size:1.75rem}.legal-page-main{margin-bottom:1.25rem}.legal-section+.legal-section{margin-top:1.5rem;padding-top:1.25rem;border-top:1px solid var(--border)}.legal-section-title{margin:0 0 .65rem;font-size:1.05rem}.legal-paragraph{margin:0 0 .75rem;color:var(--ink);line-height:1.6}.legal-list{margin:0 0 .75rem;padding-left:1.25rem;color:var(--ink)}.legal-list li+li{margin-top:.35rem}.legal-page-footer{text-align:center}.legal-accept-field{width:100%;margin-top:.15rem}.legal-accept-checkbox{display:flex;align-items:flex-start;gap:.6rem;width:100%;max-width:100%;margin:0;font-size:.88rem;font-weight:400;line-height:1.5;color:var(--ink-muted);cursor:pointer}.legal-accept-text{flex:1;min-width:0}.landing-footer-nav a:hover{text-decoration:underline}.landing-section-title{margin:0 0 1rem;font-size:1.25rem;letter-spacing:-.02em}.landing-steps{list-style:none;margin:0;padding:0;display:grid;gap:1.25rem}.landing-step{display:grid;grid-template-columns:auto 1fr;gap:1rem;align-items:start}.landing-step-num{display:flex;align-items:center;justify-content:center;width:2rem;height:2rem;border-radius:999px;background:var(--accent-soft);color:var(--accent-hover);font-weight:700;font-size:.95rem;flex-shrink:0}.landing-step-title{margin:0 0 .25rem;font-size:1.05rem}.landing-step-body{margin:0}@media(min-width:640px){.landing-shots-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:1.75rem}}@media(min-width:768px){.landing-main{gap:2.25rem}.landing-hero,.landing-hero-grid{gap:2rem}.landing-two-col{grid-template-columns:1fr 1fr}.landing-how,.landing-shots,.landing-more,.landing-tier,.landing-formats{padding:2rem}}@media(min-width:960px){.landing-hero-grid{grid-template-columns:minmax(0,1fr) minmax(0,1.12fr);grid-template-rows:auto auto;align-items:start;column-gap:2.5rem;row-gap:1.75rem}.landing-hero-intro{grid-column:1;grid-row:1;max-width:none}.landing-hero-signup{grid-column:1;grid-row:2;max-width:none}.landing-hero-media{grid-column:2;grid-row:1 / span 2;align-self:center}}@media(min-width:1100px){.landing-shots-grid{gap:2rem}.landing-shot-img,.landing-shot-placeholder{min-height:20rem}}.site-nav-user{display:flex;align-items:center;gap:.5rem;flex-wrap:wrap}.site-nav-email{font-size:.88rem;color:var(--ink-muted);max-width:14rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.site-nav-danger{color:var(--danger, #b42318)}.feedback-fab{position:fixed;right:calc(1rem + env(safe-area-inset-right,0px));bottom:calc(1rem + env(safe-area-inset-bottom,0px));z-index:250;padding:.75rem 1.1rem;border:none;border-radius:999px;font-size:.95rem;font-weight:700;letter-spacing:.01em;color:#fff;background:linear-gradient(135deg,#0f766e,#059669);box-shadow:0 10px 28px #0f766e59;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease}.feedback-fab:hover{transform:translateY(-1px);box-shadow:0 14px 32px #0f766e6b}.feedback-overlay{position:fixed;top:0;right:0;bottom:0;left:0;z-index:300;display:grid;place-items:center;padding:1rem;background:#0f172a73}.feedback-dialog{position:static;width:min(100%,32rem);max-height:min(calc(100vh - 2rem),calc(100dvh - 2rem));margin:0;padding:1.1rem 1.15rem 1.15rem;border:1px solid var(--border);border-radius:1rem;background:var(--bg-elevated);box-shadow:var(--shadow);overflow-y:auto}.feedback-dialog-header{display:flex;align-items:center;justify-content:space-between;gap:.75rem;margin-bottom:.75rem}.feedback-dialog-header h2{margin:0;font-size:1.15rem}.feedback-dialog-lead{margin-top:0}.feedback-label{display:block;margin-bottom:.35rem;font-size:.88rem;font-weight:600}.feedback-textarea{width:100%;min-height:8rem;padding:.75rem;border:1px solid var(--border);border-radius:.65rem;resize:vertical;font:inherit;background:var(--bg);color:var(--ink)}.feedback-dialog-actions{display:flex;justify-content:flex-end;gap:.5rem;margin-top:.9rem}.feedback-success{margin:.25rem 0 0;color:var(--accent-hover);font-weight:600}