:root{--font-display:"Space Grotesk", "Noto Sans SC", sans-serif;--font-heading:"Space Grotesk", "Noto Sans SC", sans-serif;--font-body:"Inter", "Noto Sans SC", sans-serif;--font-mono:"Space Mono", "Courier New", monospace}:root,[data-mode=inspiration]{--bg-paper:#0c0a10;--bg-surface:#15131a;--bg-hover:#24222a;--bg-margin:#09070c;--text-primary:#f4f1fa;--text-secondary:#d8d0e5;--text-muted:#9b8fb0;--text-cool-muted:#a8a0b8;--text-inverse:#0f0914;--spectrum-l1:#ffd6a5;--spectrum-l2:#f26b8a;--spectrum-l3:#b18fd0;--spectrum-l4:#8ec5fc;--spectrum-l5:#e0c3fc;--spectrum-l6:#f4f1fa;--accent-ai:#e0c3fc;--accent-user:#ffd6a5;--accent-firefly:#ffd6a5;--accent-ember:#f26b8a;--accent-moon:#e0c3fc;--accent-grass:#5e7a4d;--accent-danger:#ff8a8a;--accent-danger-bg:#2a1018;--accent-reflection:#ffd6a5;--accent-progress:#a8d0f0;--hairline:#f4f1fa1f;--hairline-soft:#f4f1fa0f;--bg-surface-warm:#18161c;--bg-surface-cool:#0c0a10;--window-border:#e0c3fc3d;--window-shadow:#e0c3fc1f;--signal-red:#f26b8a;--spectrum-gradient:linear-gradient(180deg, #ffd6a5 0%, #f26b8a 20%, #b18fd0 40%, #8ec5fc 60%, #e0c3fc 80%, #f4f1fa 100%);--dot-color:#f4f1fa14;--glass-bg:#16141c80;--glass-bg-strong:#0e0c12b3;--glass-border:#f4f1fa1a;--glass-border-strong:#e0c3fc2e;--glass-blur:blur(16px) saturate(115%);--glass-shadow:0 8px 32px #04030666;--bg-fallback-gradient:linear-gradient(180deg, #1a141e 0%, #110e14 42%, #070508 100%);--overlay-vignette:radial-gradient(ellipse at 50% 45%, transparent 0%, #0a080c9e 70%, #040306e0 100%);--overlay-top:linear-gradient(180deg, #040306d1 0%, #0a080c8c 14%, #120e1242 30%, transparent 50%);--overlay-bottom:linear-gradient(0deg, #060508db 0%, #100c1085 22%, #18121633 42%, transparent 60%);--overlay-pink-filter:radial-gradient(ellipse at 50% 16%, #f26b8a1f 0%, #b18fd00f 32%, transparent 62%);--overlay-horizon-glow:linear-gradient(180deg, transparent 72%, #b18fd014 86%, #f26b8a1a 100%)}[data-mode=deep]{--bg-paper:#0a0a0a;--bg-surface:#141414;--bg-hover:#1e1e1e;--bg-margin:#0f0f0f;--text-primary:#e5e5e5;--text-secondary:#a0a0a0;--text-muted:#505050;--text-inverse:#0a0a0a;--mono-core:#e5e5e5;--mono-struct:#909090;--mono-sub:#505050;--mono-faint:#2a2a2a;--signal-red:#ef4444;--hairline:#2a2a2a;--bg-surface-warm:#141010;--bg-surface-cool:#101014;--window-border:#2a2a2a;--dot-color:#ffffff0a}:root{--space-xs:4px;--space-sm:8px;--space-md:16px;--space-lg:32px;--space-xl:64px;--space-2xl:120px;--space-3xl:200px;--space-margin:56px;--text-hero:clamp(64px, 10vw, 120px);--text-h1:clamp(48px, 6vw, 72px);--text-h2:36px;--text-h3:24px;--text-h4:18px;--text-body:15px;--text-body-sm:13px;--text-caption:11px;--text-mono:13px;--text-mono-sm:11px;--ease-page:cubic-bezier(.16, 1, .3, 1);--ease-soft:cubic-bezier(.4, 0, .2, 1);--ease-ink:cubic-bezier(.2, 0, 0, 1);--ease-drift:cubic-bezier(0, 0, .2, 1);--ease-spring:cubic-bezier(.34, 1.56, .64, 1);--ease-linear:linear;--dur-instant:.1s;--dur-quick:.2s;--dur-normal:.35s;--dur-slow:.5s;--dur-cinematic:.8s;--dur-ambient:12s}.mode-transition{transition:background-color .8s var(--ease-page), color .6s var(--ease-page), border-color .6s var(--ease-soft)}.spectrum-element{transition:opacity .6s var(--ease-soft), filter .6s var(--ease-soft)}[data-mode=deep] .spectrum-element{opacity:0;filter:grayscale()}.grid-bg{background-image:linear-gradient(var(--hairline) 1px, transparent 1px), linear-gradient(90deg, var(--hairline) 1px, transparent 1px);background-size:40px 40px}@keyframes page-enter{0%{opacity:0;transform:translate(40px)}to{opacity:1;transform:translate(0)}}@keyframes page-exit{0%{opacity:1;transform:translate(0)}to{opacity:0;transform:translate(-40px)}}.page-transition-wrapper{position:relative}.page-enter{animation:page-enter .5s var(--ease-page) forwards}.page-exit{animation:page-exit .3s var(--ease-soft) forwards}@keyframes window-enter{0%{opacity:0;transform:translateY(16px)scale(.98)}60%{opacity:1;transform:translateY(-2px)scale(1.01)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes instrument-switch{0%{opacity:1;filter:brightness()}30%{opacity:.8;filter:brightness(1.3)}to{opacity:1;filter:brightness()}}@keyframes rainbow-shimmer{0%{transform:translate(-100%)}to{transform:translate(100%)}}.window-enter{animation:window-enter .4s var(--ease-page) forwards}.instrument-switch{animation:instrument-switch .6s var(--ease-soft) forwards}@media print{.app-nav,.mode-toggle,.mobile-nav-toggle,.mobile-nav-overlay,.btn,.guide-page__input-area,.chat-page__input-area,.deep-read-page__input-area,.restatement-page__editor-actions,.restatement-page__footer-actions,.reflection-page__editor-actions,.reflection-page__footer-actions,.reflection-page__card-actions,.topics-page__create-actions,.upload-zone,.topic-detail-page__add-book-row,.topic-book-card__remove,.structure-map__role-select,.structure-map__deep-read-link,.book-card__actions,.topic-card__actions{display:none!important}body{color:#000!important;background:#fff!important}.app-main{padding:0!important}.page{max-width:100%!important}.card,.book-card,.topic-card,.topic-book-card,.reflection-page__card,.restatement-page__versions,.restatement-page__feedback,.deep-read-page__text-panel,.deep-read-page__chat-panel,.guide-turn,.chat-turn,.deep-read-turn{break-inside:avoid;background:#fff!important;border-color:#ccc!important}.grain-overlay,[data-testid=grain-overlay],.halftone,.checkerboard,.barcode,[data-testid=halftone-overlay],[data-testid=checkerboard-overlay],[data-testid=barcode-decoration],.skip-link{display:none!important}a[href]:after{content:" (" attr(href) ")";color:#666;word-break:break-all;font-size:11px}.app-nav__brand:after,.app-nav__link:after,.btn:after{content:none!important}.structure-map__chapter-hint,.structure-map__evidence{background:#fff!important;border-color:#ccc!important}}body[data-study-page-active=true]{overflow:hidden}button,input,textarea,select{font:inherit}a{color:inherit;text-decoration:none}:focus-visible{outline:2px solid var(--accent-ai);outline-offset:2px}[data-mode=deep] :focus-visible{outline-color:var(--signal-red)}.skip-link{top:-40px;left:var(--space-margin);z-index:10000;background:var(--text-primary);color:var(--bg-paper);font-family:var(--font-body);transition:top var(--dur-quick) var(--ease-soft);padding:8px 16px;font-size:13px;font-weight:500;text-decoration:none;position:absolute}.skip-link:focus{outline:2px solid var(--accent-ai);outline-offset:2px;top:8px}.app-shell{isolation:isolate;background:var(--bg-paper);background-position:50%;background-size:cover;background-attachment:fixed;flex-direction:column;min-height:100vh;display:flex;position:relative}[data-mode=inspiration] .app-shell{background:0 0}.twilight-bg{z-index:-3;pointer-events:none;background-image:var(--scene-bg-image,var(--bg-fallback-gradient));will-change:transform;background-position:50%;background-repeat:no-repeat;background-size:cover;position:fixed;inset:0}.twilight-overlay{z-index:-1;pointer-events:none;background:var(--overlay-horizon-glow), var(--overlay-pink-filter), var(--overlay-vignette), var(--overlay-top), var(--overlay-bottom);position:fixed;inset:0}[data-mode=inspiration][data-scene-active] .twilight-bg{background-image:var(--bg-fallback-gradient)}[data-mode=inspiration][data-scene-active] .app-main:before,[data-mode=inspiration][data-scene-active] .app-main:after{content:"";pointer-events:none;background-image:var(--scene-bg-image);background-position:var(--scene-bg-position,center);background-repeat:no-repeat;background-size:var(--scene-bg-size,118%);border-radius:50%;width:clamp(520px,58vw,1040px);height:clamp(280px,34vw,520px);position:absolute;top:clamp(76px,12vh,132px);left:50%;transform:translate(-50%)}[data-mode=inspiration][data-scene-active] .app-main:before{z-index:0;width:clamp(620px,66vw,1180px);height:clamp(360px,42vw,640px);opacity:calc(var(--scene-bg-opacity,1) * .65);filter:blur(42px)saturate(1.05)brightness(1.05);top:clamp(34px,8vh,92px);-webkit-mask-image:radial-gradient(#000 0 38%,#000000b8 52%,#0000 76%);mask-image:radial-gradient(#000 0 38%,#000000b8 52%,#0000 76%)}[data-mode=inspiration][data-scene-active] .app-main:after{z-index:0;opacity:var(--scene-bg-opacity,1);filter:saturate(.92)contrast(.94)brightness(1.05);-webkit-mask-image:radial-gradient(#000 0 40%,#000000d1 50%,#00000047 62%,#0000 76%);mask-image:radial-gradient(#000 0 40%,#000000d1 50%,#00000047 62%,#0000 76%)}.twilight-atmosphere{z-index:-2;pointer-events:none;position:fixed;inset:0;overflow:hidden}.twilight-stars{position:absolute;inset:0}.star{background:var(--text-primary);opacity:.35;animation:star-breathe var(--star-duration,6s) ease-in-out infinite;animation-delay:var(--star-delay,0s);border-radius:50%;position:absolute}@keyframes star-breathe{0%,to{opacity:.25}50%{opacity:.75}}.cloud-layer{opacity:.12;filter:blur(24px);background:radial-gradient(ellipse at center, color-mix(in srgb, var(--accent-moon) 72%, var(--spectrum-l2)) 0%, transparent 70%);animation:80s linear infinite alternate cloud-drift;position:absolute}.cloud-layer--1{width:70vw;height:28vh;animation-duration:72s;top:8%;left:-10%}.cloud-layer--2{width:60vw;height:22vh;animation-duration:90s;animation-delay:-20s;top:35%;right:-12%}.cloud-layer--3{width:55vw;height:18vh;animation-duration:64s;animation-delay:-40s;bottom:15%;left:20%}@keyframes cloud-drift{0%{transform:translate(0)}to{transform:translate(4vw)}}.meteor{background:linear-gradient(90deg, transparent, color-mix(in srgb, var(--text-primary) 86%, var(--spectrum-l2)), transparent);opacity:0;width:80px;height:1px;animation:20s linear infinite meteor-cycle;position:absolute;top:18%;left:25%;transform:translate(0)translateY(0)rotate(-35deg)}.meteor--1{animation-duration:20s;animation-delay:2s}.meteor--2{animation-duration:26s;animation-delay:10s;top:40%;left:65%}@keyframes meteor-cycle{0%,94%{opacity:0;transform:translate(0)translateY(0)rotate(-35deg)}95%{opacity:1}99%{opacity:1}to{opacity:0;transform:translate(35vw)translateY(20vh)rotate(-35deg)}}@media (prefers-reduced-motion:reduce){.star,.cloud-layer,.meteor{animation:none!important}}.app-nav{justify-content:space-between;align-items:center;gap:var(--space-md);height:56px;padding:0 var(--space-margin);border-bottom:2px solid var(--window-border);background:var(--bg-surface);display:flex}[data-mode=deep] .app-nav{height:48px}.app-nav__brand{font-family:var(--font-display);color:var(--text-primary);letter-spacing:-.02em;flex-shrink:0;align-items:center;gap:6px;font-size:20px;font-weight:700;display:inline-flex}.app-nav__brand:before{content:"";background:var(--spectrum-gradient);flex-shrink:0;width:4px;height:20px;display:block}.app-nav__links{align-items:center;gap:var(--space-lg);flex:1;justify-content:center;display:flex}.app-nav__link{font-family:var(--font-body);letter-spacing:.06em;color:var(--text-secondary);transition:color var(--dur-instant) var(--ease-ink);align-items:center;gap:6px;font-size:13px;font-weight:500;display:inline-flex}.app-nav__link:hover{color:var(--text-primary)}.mode-toggle{align-items:center;gap:var(--space-sm);font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:.08em;text-transform:uppercase;color:var(--text-secondary);background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:2px 2px 0 var(--window-shadow);cursor:pointer;transition:transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft), border-color var(--dur-quick) var(--ease-soft);border-radius:0;flex-shrink:0;padding:6px 14px;font-weight:700;display:flex}.mode-toggle:hover{box-shadow:3px 3px 0 var(--window-shadow);transform:translate(-1px,-1px)}.mode-toggle:active{box-shadow:1px 1px 0 var(--window-shadow);transform:translate(1px,1px)}[data-mode=deep] .mode-toggle{border:1px solid var(--mono-struct);box-shadow:none}[data-mode=deep] .mode-toggle:hover{border-color:var(--mono-core);transform:translate(-1px,-1px)}.mode-toggle__indicator{background:var(--spectrum-l1);width:8px;height:8px;transition:background var(--dur-normal) var(--ease-soft);border-radius:50%}[data-mode=deep] .mode-toggle__indicator{background:var(--signal-red);box-shadow:0 0 8px var(--signal-red)}.mode-toggle__label{text-align:center;min-width:auto}.app-main{padding:var(--space-xl) var(--space-margin);background:var(--bg-paper);isolation:isolate;flex:1;position:relative;overflow:hidden}.page-enter{z-index:1;position:relative}.app-main:has(.study-page){height:calc(100dvh - 56px);min-height:calc(100dvh - 56px);max-height:calc(100dvh - 56px);padding:var(--space-md) var(--space-margin) 0;flex:0 0 calc(100dvh - 56px);overflow:hidden}.app-main:has(.study-page)>.page-enter{height:100%;min-height:0;display:block}.app-nav__actions{align-items:center;gap:var(--space-md);flex-shrink:0;display:flex}.app-nav__settings-btn{background:var(--bg-surface);border:2px solid var(--window-border);min-width:64px;height:36px;box-shadow:2px 2px 0 var(--window-shadow);color:var(--text-primary);font-family:var(--font-mono);font-size:var(--text-mono-sm);cursor:pointer;transition:transform var(--dur-quick) var(--ease-soft), box-shadow var(--dur-quick) var(--ease-soft);flex-shrink:0;justify-content:center;align-items:center;gap:6px;padding:0 10px;text-decoration:none;display:inline-flex}.app-nav__settings-btn:hover{box-shadow:3px 3px 0 var(--window-shadow);transform:translate(-1px,-1px)}.app-nav__settings-btn:active{box-shadow:1px 1px 0 var(--window-shadow);transform:translate(2px,2px)}.archive-hall-page{gap:var(--space-xl);max-width:1180px;padding:var(--space-xl);flex-direction:column;margin:0 auto;display:flex}.archive-hall-page__header{justify-content:space-between;align-items:center;gap:var(--space-lg);display:flex}.archive-hall-page__header h1{margin:0;font-size:clamp(1.75rem,2.5vw,2.6rem)}.archive-grid{gap:var(--space-lg);grid-template-columns:repeat(auto-fit,minmax(280px,1fr));display:grid}.archive-card,.archive-empty{border:2px solid var(--window-border);background:color-mix(in srgb, var(--bg-paper) 90%, transparent);box-shadow:6px 6px 0 var(--window-shadow)}.archive-card{gap:var(--space-md);min-height:320px;padding:var(--space-lg);flex-direction:column;display:flex}.archive-card__header{justify-content:space-between;align-items:flex-start;gap:var(--space-md);display:flex}.archive-card__header h2{margin:0;font-size:1.25rem;line-height:1.25}.archive-card__header p{color:var(--text-muted);margin:0}.archive-card__eyebrow{color:var(--text-muted);font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:.08em;margin:0 0 4px}.archive-card__modes,.archive-card__footer{gap:var(--space-sm);flex-wrap:wrap;display:flex}.archive-card__section{padding-top:var(--space-sm);border-top:1px solid var(--hairline);flex:1}.archive-card__section h3{margin:0 0 var(--space-sm);font-size:1rem}.archive-card__section ul{color:var(--text-secondary);margin:0;padding-left:18px;line-height:1.55}.archive-card__footer{color:var(--text-muted);font-family:var(--font-mono);font-size:var(--text-caption);justify-content:space-between}.archive-empty{justify-items:center;gap:var(--space-md);text-align:center;padding:clamp(32px,8vw,72px);display:grid}.archive-empty h2,.archive-empty p{margin:0}[data-mode=deep][data-scene-active] body{background-image:linear-gradient(var(--bg-paper) 0%, var(--bg-paper) 100%), var(--scene-bg-image);background-blend-mode:normal, normal;background-size:cover;background-position:var(--scene-bg-position,center);background-attachment:fixed}[data-mode=deep][data-scene-active] .app-shell{background-image:linear-gradient(var(--bg-paper) 0%, var(--bg-paper) 100%), var(--scene-bg-image);background-blend-mode:normal, normal;background-position:var(--scene-bg-position,center)}[data-mode=deep][data-scene-active] .app-main{background:0 0}[data-mode=deep][data-scene-active] body,[data-mode=deep][data-scene-active] .app-shell{background-image:linear-gradient(var(--bg-paper) 0%, var(--bg-paper) 100%), var(--scene-bg-image)}[data-mode=deep][data-scene-active] .app-main:before,[data-mode=deep][data-scene-active] .app-main:after{content:"";pointer-events:none;background-image:var(--scene-bg-image);background-position:var(--scene-bg-position,center);background-repeat:no-repeat;background-size:var(--scene-bg-size,118%);width:clamp(520px,58vw,1040px);height:clamp(280px,34vw,520px);position:absolute;top:clamp(76px,12vh,132px);left:50%;transform:translate(-50%)}[data-mode=deep][data-scene-active] .app-main:before{z-index:0;width:clamp(620px,66vw,1180px);height:clamp(360px,42vw,640px);opacity:calc(var(--scene-bg-opacity,.72) * .72);filter:blur(42px)saturate(.92)brightness(1.05);top:clamp(34px,8vh,92px);-webkit-mask-image:radial-gradient(#000 0 38%,#000000b8 52%,#0000 76%);mask-image:radial-gradient(#000 0 38%,#000000b8 52%,#0000 76%)}[data-mode=deep][data-scene-active] .app-main:after{z-index:0;opacity:var(--scene-bg-opacity,.72);filter:saturate(.9)contrast(.92)brightness(1.02);-webkit-mask-image:radial-gradient(#000 0 40%,#000000d1 50%,#00000047 62%,#0000 76%);mask-image:radial-gradient(#000 0 40%,#000000d1 50%,#00000047 62%,#0000 76%)}[data-mode=inspiration][data-mode=deep][data-scene-active] .app-main:before{opacity:calc(var(--scene-bg-opacity,.42) * .5);filter:blur(56px)saturate(.72)brightness(1.14)}[data-mode=inspiration][data-mode=deep][data-scene-active] .app-main:after{opacity:calc(var(--scene-bg-opacity,.42) * .62);filter:blur(16px)saturate(.72)contrast(.82)brightness(1.12);-webkit-mask-image:radial-gradient(#000 0 32%,#0000007a 52%,#0000 76%);mask-image:radial-gradient(#000 0 32%,#0000007a 52%,#0000 76%)}[data-mode=deep][data-scene-active] .app-main:before{opacity:calc(var(--scene-bg-opacity,.72) * .82);filter:blur(42px)saturate(1.28)brightness(.74)}[data-mode=deep][data-scene-active] .app-main:after{filter:saturate(1.08)contrast(1.06)brightness(.72)}[data-mode=deep][data-scene-active] .app-main:has(.reading-desk-page):before{top:clamp(72px,11vh,124px)}[data-mode=deep][data-scene-active] .app-main:has(.reading-desk-page):after{top:clamp(116px,16vh,176px)}[data-mode=deep][data-scene-active] .app-main:has(.study-page){overflow:visible}[data-mode=deep][data-scene-active] .app-main:has(.study-page):before{top:clamp(120px,18vh,200px)}[data-mode=deep][data-scene-active] .app-main:has(.study-page):after{top:clamp(164px,24vh,260px)}.reading-desk-page{min-height:calc(100vh - 56px - (var(--space-xl) * 2));max-width:1180px;margin:0 auto;padding:clamp(36px,7vh,84px) clamp(18px,4vw,56px);position:relative}.reading-desk-page__header{z-index:2;max-width:720px;margin-bottom:clamp(44px,8vh,96px);position:relative}.reading-desk-page__title{margin:0 0 var(--space-sm);font-family:var(--font-display);color:var(--text-primary);font-size:clamp(36px,4.8vw,64px);line-height:1}.reading-desk-page__subtitle{max-width:680px;font-family:var(--font-heading);color:var(--text-secondary);margin:0;font-size:clamp(15px,1.7vw,20px);font-weight:700;line-height:1.55}[data-mode=deep] .reading-desk-page__subtitle{color:color-mix(in srgb, var(--text-primary) 84%, transparent)}.reading-desk-page__empty{z-index:2;align-content:center;justify-items:center;gap:var(--space-md);border:2px dotted color-mix(in srgb, var(--text-secondary) 58%, transparent);background:color-mix(in srgb, var(--bg-paper) 52%, transparent);text-align:center;min-height:clamp(380px,48vh,620px);display:grid;position:relative}[data-mode=deep] .reading-desk-page__empty{border-color:color-mix(in srgb, var(--mono-struct) 54%, transparent);background:linear-gradient(color-mix(in srgb, var(--bg-paper) 64%, transparent), color-mix(in srgb, var(--bg-paper) 76%, transparent)), radial-gradient(ellipse at center, color-mix(in srgb, var(--mono-faint) 62%, transparent), transparent 66%)}.reading-desk-page__empty-text{max-width:360px;color:var(--text-secondary);font-family:var(--font-body);font-size:var(--text-body);margin:0;line-height:1.7}.reading-desk-page__grid{z-index:2;gap:var(--space-md);grid-template-columns:repeat(auto-fit,minmax(240px,1fr));max-width:920px;display:grid;position:relative}.reading-desk-page__book-card{justify-content:space-between;gap:var(--space-md);min-height:152px;padding:var(--space-lg);border:2px solid var(--window-border);background:color-mix(in srgb, var(--bg-surface) 84%, transparent);box-shadow:5px 5px 0 var(--window-shadow);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:transform var(--dur-quick) var(--ease-spring), border-color var(--dur-quick) var(--ease-soft), box-shadow var(--dur-quick) var(--ease-soft);display:flex}.reading-desk-page__book-card:hover{border-color:var(--text-secondary);box-shadow:7px 7px 0 var(--window-shadow);transform:translate(-1px,-2px)}[data-mode=deep] .reading-desk-page__book-card{border:1px solid var(--mono-faint);background:color-mix(in srgb, var(--bg-surface) 72%, transparent);box-shadow:none}[data-mode=deep] .reading-desk-page__book-card:hover{border-color:var(--mono-struct);box-shadow:0 0 32px color-mix(in srgb, var(--mono-faint) 64%, transparent)}.reading-desk-page__book-content{gap:var(--space-sm);flex-direction:column;min-width:0;display:flex}.reading-desk-page__book-title{font-family:var(--font-display);font-size:20px;font-weight:700;line-height:1.25}.reading-desk-page__book-author{color:var(--text-secondary);font-size:var(--text-body-sm)}.reading-desk-page__book-meta{width:fit-content;margin-top:auto}.reading-desk-page__book-action{border:2px solid var(--window-border);background:var(--bg-paper);flex:none;justify-content:center;align-items:center;width:40px;height:40px;display:inline-flex}[data-mode=deep] .reading-desk-page__book-action{border:1px solid var(--mono-faint);background:color-mix(in srgb, var(--bg-paper) 82%, transparent)}.bg-preview-controls{justify-content:flex-end;display:flex;position:relative}.bg-preview__panel{width:min(480px,100vw - 36px);padding:var(--space-md);border:2px solid var(--window-border);background:color-mix(in srgb, var(--bg-surface) 90%, transparent);box-shadow:4px 4px 0 var(--window-shadow);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);z-index:100;position:absolute;bottom:calc(100% + 10px);right:0}[data-mode=deep] .bg-preview__panel{border:1px solid var(--mono-struct);background:color-mix(in srgb, var(--bg-surface) 82%, transparent);box-shadow:0 0 24px color-mix(in srgb, var(--mono-faint) 72%, transparent)}[data-testid=settings-background-panel] .window-chrome__content{overflow:visible}.bg-preview__heading{margin-bottom:var(--space-sm);font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);display:block}.bg-preview__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:6px;display:grid}.bg-preview__chip,.bg-preview__toggle{border:2px solid var(--window-border);background:var(--bg-paper);color:var(--text-primary);font-family:var(--font-mono);font-size:var(--text-caption);text-transform:uppercase;cursor:pointer;font-weight:700}.bg-preview__chip{min-height:32px;padding:6px 8px}.bg-preview__chip:hover,.bg-preview__chip--active{color:var(--text-inverse);background:var(--text-primary)}[data-mode=deep] .bg-preview__chip,[data-mode=deep] .bg-preview__toggle{border:1px solid var(--mono-faint);background:color-mix(in srgb, var(--bg-paper) 86%, transparent)}[data-mode=deep] .bg-preview__chip:hover,[data-mode=deep] .bg-preview__chip--active{color:var(--text-primary);border-color:var(--mono-struct);background:color-mix(in srgb, var(--mono-faint) 78%, transparent)}.bg-preview__toggle{width:52px;height:52px;box-shadow:3px 3px 0 var(--window-shadow);justify-content:center;align-items:center;display:inline-flex}[data-mode=deep] .bg-preview__toggle{box-shadow:none}@media (width<=768px){[data-mode=deep][data-scene-active] .app-main:before,[data-mode=deep][data-scene-active] .app-main:after{width:min(92vw,680px);height:320px;top:120px}[data-mode=deep][data-scene-active] .app-main:before{width:min(110vw,760px);height:420px;top:78px}.reading-desk-page{min-height:calc(100vh - 56px - (var(--space-lg) * 2));padding:var(--space-lg) 0 96px}.reading-desk-page__header{margin-bottom:var(--space-lg)}.reading-desk-page__empty{min-height:440px}}.page{max-width:880px;margin:0 auto}.btn{font-family:var(--font-mono);font-size:var(--text-mono);letter-spacing:.08em;text-transform:uppercase;border:2px solid var(--window-border);box-shadow:3px 3px 0 var(--window-shadow);background:var(--bg-surface);color:var(--text-primary);cursor:pointer;transition:background var(--dur-instant) var(--ease-ink), border-color var(--dur-instant) var(--ease-ink), transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft), opacity var(--dur-quick) var(--ease-soft);border-radius:0;justify-content:center;align-items:center;padding:10px 20px;font-weight:700;display:inline-flex}.btn:hover{background:var(--bg-hover);box-shadow:4px 4px 0 var(--window-shadow);transform:translate(-1px,-1px)}.btn:active{box-shadow:1px 1px 0 var(--window-shadow);transform:translate(2px,2px)}.btn:focus-visible{outline:2px solid var(--accent-ai);outline-offset:2px}[data-mode=deep] .btn:focus-visible{outline-color:var(--signal-red)}.btn--primary{background:var(--text-primary);color:var(--text-inverse);border-color:var(--text-primary)}.btn--primary:hover{opacity:.9;box-shadow:4px 4px 0 var(--window-shadow);transform:translate(-1px,-1px)}[data-mode=deep] .btn--primary{color:var(--text-primary);border:1px solid var(--mono-struct);box-shadow:none;background:0 0}[data-mode=deep] .btn--primary:hover{border-color:var(--signal-red);color:var(--signal-red);transform:translate(-1px,-1px)}.btn--secondary{background:var(--bg-surface);border-color:var(--text-primary);color:var(--text-primary)}.btn--secondary:hover{background:var(--bg-hover)}.btn--ghost{color:var(--text-secondary);background:0 0;border-color:#0000}.btn--ghost:hover{color:var(--text-primary);background:var(--bg-hover)}.btn--danger{background:color-mix(in srgb, var(--signal-red) 92%, transparent);border-color:var(--signal-red);color:var(--text-inverse)}.btn--danger:hover{opacity:.92;box-shadow:4px 4px 0 color-mix(in srgb, var(--signal-red) 40%, transparent);transform:translate(-1px,-1px)}[data-mode=deep] .btn--danger{color:var(--signal-red);border-color:var(--signal-red);box-shadow:none;background:0 0}[data-mode=deep] .btn--danger:hover{background:color-mix(in srgb, var(--signal-red) 12%, transparent)}.btn--icon{padding:8px}.card{padding:var(--space-lg);background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:4px 4px 0 var(--window-shadow);transition:border-color var(--dur-quick) var(--ease-soft), transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft);border-radius:0}.card:hover{border-color:var(--text-muted);box-shadow:6px 6px 0 var(--window-shadow);transform:translateY(-2px)}[data-mode=deep] .card{border:1px solid var(--window-border);box-shadow:none}[data-mode=deep] .card:hover{border-color:var(--mono-struct);transform:translateY(-1px)}.input{font-family:var(--font-mono);font-size:var(--text-mono);color:var(--text-primary);background:var(--bg-surface);border:2px solid var(--window-border);transition:border-color var(--dur-quick) var(--ease-soft);border-radius:0;outline:none;padding:12px 16px}.input::placeholder{color:var(--text-secondary);opacity:1}[data-mode=deep] .input{border:1px solid var(--mono-faint)}[data-mode=deep] .input::placeholder{color:var(--mono-struct);opacity:1}.input:focus-visible{outline:2px solid var(--accent-ai);outline-offset:2px}[data-mode=deep] .input:focus-visible{outline-color:var(--signal-red)}.input:focus{border-color:var(--accent-ai)}[data-mode=deep] .input:focus{border-color:var(--mono-struct)}[data-mode=inspiration] .app-nav{background:color-mix(in srgb, var(--bg-surface) 88%, transparent);-webkit-backdrop-filter:blur(12px)saturate(110%);border-bottom:1px solid var(--glass-border);box-shadow:inset 0 -1px #f4f1fa0f}[data-mode=inspiration] .instrument-window{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:0}[data-mode=inspiration] .instrument-window:hover{border-color:var(--glass-border-strong);transform:translateY(-1px);box-shadow:0 12px 40px #08030e73}[data-mode=inspiration] .card{background:var(--glass-bg);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:0}[data-mode=inspiration] .card:hover{border-color:var(--glass-border-strong);transform:translateY(-1px);box-shadow:0 12px 40px #08030e73}[data-mode=inspiration] .btn{border:1px solid var(--glass-border-strong);color:var(--text-primary);letter-spacing:.06em;box-shadow:none;background:0 0;font-size:12px;font-weight:500}[data-mode=inspiration] .btn:hover{box-shadow:none;background:#f4f1fa14;border-color:#f4f1fa38;transform:translateY(-1px)}[data-mode=inspiration] .btn--primary{background:#e0c3fc1f;border-color:#e0c3fc52}[data-mode=inspiration] .btn--primary:hover{background:#e0c3fc33}[data-mode=inspiration] .btn--secondary{border-color:var(--glass-border-strong);color:var(--text-primary);background:0 0}[data-mode=inspiration] .btn--ghost:hover{color:var(--text-primary);background:#f4f1fa0f}[data-mode=inspiration] .input{background:var(--glass-bg-strong);border:1px solid var(--glass-border);color:var(--text-primary)}[data-mode=inspiration] .input:focus{border-color:var(--accent-moon);box-shadow:0 0 0 1px #e0c3fc40}[data-mode=inspiration] .firefly-dock__prompt{color:var(--text-cool-muted);background:var(--glass-bg);border-left:2px solid var(--accent-firefly);opacity:.4}[data-mode=inspiration] .firefly-dock__prompt:hover,[data-mode=inspiration] .firefly-dock__prompt:focus-visible{opacity:.92;background:var(--glass-bg-strong);border-color:var(--accent-firefly);box-shadow:0 0 24px #ffd6a52e}[data-mode=inspiration] .firefly-dock__glow{background:var(--accent-firefly);box-shadow:0 0 8px #ffd6a580}[data-mode=inspiration] .mode-switch-circle{background:#120b1a}.dot-grid-bg{background-image:radial-gradient(circle at 1px 1px, var(--dot-color) 1px, transparent 1px);background-size:20px 20px}.halftone{background:radial-gradient(circle, var(--text-muted) 1px, transparent 1px);opacity:.25;pointer-events:none;background-size:4px 4px}.halftone-gradient{-webkit-mask-image:radial-gradient(circle,#000 1px,#0000 1px);mask-image:radial-gradient(circle,#000 1px,#0000 1px);-webkit-mask-size:3px 3px;mask-size:3px 3px}.checkerboard{background-image:linear-gradient(45deg, var(--text-muted) 25%, transparent 25%), linear-gradient(-45deg, var(--text-muted) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--text-muted) 75%), linear-gradient(-45deg, transparent 75%, var(--text-muted) 75%);opacity:.15;pointer-events:none;background-position:0 0,0 4px,4px -4px,-4px 0;background-size:8px 8px}[data-mode=deep] .halftone{background:radial-gradient(circle, var(--mono-sub) 1px, transparent 1px);background-size:4px 4px}[data-mode=deep] .checkerboard{background-image:linear-gradient(45deg, var(--mono-sub) 25%, transparent 25%), linear-gradient(-45deg, var(--mono-sub) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--mono-sub) 75%), linear-gradient(-45deg, transparent 75%, var(--mono-sub) 75%)}.specimen-tag{font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:0;color:var(--accent-progress);border:.5px solid var(--hairline);background:0 0;padding:2px 6px;display:inline-block}.specimen-tag--subtle{color:var(--text-muted);border-color:var(--hairline);background:0 0}[data-mode=deep] .specimen-tag{color:var(--mono-struct);border-color:var(--mono-faint)}[data-mode=deep] .specimen-tag--subtle{color:var(--mono-sub);border-color:var(--mono-faint)}.window-chrome{flex-direction:column;flex:1;min-height:0;display:flex}.window-chrome__titlebar{height:28px;padding:0 var(--space-md);border-bottom:2px solid var(--window-border);background:var(--bg-paper);flex-shrink:0;align-items:center;gap:8px;display:flex}.window-chrome__dots{flex-shrink:0;align-items:center;gap:4px;display:flex}.window-chrome__dot{border:2px solid var(--window-border);background:0 0;width:8px;height:8px;display:block}.window-chrome__dot--filled{background:var(--window-border)}.window-chrome__title{font-family:var(--font-mono);font-size:var(--text-mono-sm);text-transform:uppercase;letter-spacing:.1em;color:var(--text-secondary);line-height:1}.window-chrome__title-right{flex-shrink:0;align-items:center;margin-left:auto;display:flex}.window-chrome__content{padding:var(--space-lg);flex-direction:column;flex:1;min-height:0;display:flex;overflow:hidden}[data-mode=deep] .window-chrome__titlebar{border-bottom-color:var(--mono-struct)}[data-mode=deep] .window-chrome__dot{border-color:var(--mono-struct)}[data-mode=deep] .window-chrome__dot--filled{background:var(--mono-struct)}.instrument-window{background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:4px 4px 0 var(--window-shadow);transition:transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft), border-color var(--dur-quick) var(--ease-soft);border-radius:0}.instrument-window:hover{box-shadow:6px 6px 0 var(--window-shadow);transform:translateY(-2px)}[data-mode=deep] .instrument-window{border:1px solid var(--window-border);box-shadow:none}[data-mode=deep] .instrument-window:hover{border-color:var(--mono-struct);transform:translateY(-1px)}.specimen-label{font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:.04em;text-transform:uppercase;color:var(--text-muted);background:var(--bg-paper);border:2px solid var(--window-border);padding:2px 8px;display:inline-block}.instrument-readout{padding:var(--space-md) var(--space-lg);background:var(--bg-paper);border:2px solid var(--window-border);box-shadow:3px 3px 0 var(--window-shadow);font-family:var(--font-mono);font-size:var(--text-mono)}.barcode{background:repeating-linear-gradient(90deg, var(--text-primary) 0px, var(--text-primary) 2px, transparent 2px, transparent 4px, var(--text-primary) 4px, var(--text-primary) 5px, transparent 5px, transparent 8px, var(--text-primary) 8px, var(--text-primary) 10px, transparent 10px, transparent 11px);opacity:.6;width:80px;height:24px;display:inline-block}[data-mode=deep] .specimen-label{border-color:var(--mono-faint);color:var(--mono-sub)}[data-mode=deep] .instrument-readout{border:1px solid var(--mono-faint);box-shadow:none;color:var(--mono-struct)}[data-mode=deep] .barcode{background:repeating-linear-gradient(90deg, var(--mono-struct) 0px, var(--mono-struct) 2px, transparent 2px, transparent 4px)}.grain-overlay{opacity:.09}[data-mode=inspiration] .grain-overlay{opacity:.06}.scanlines{z-index:9997;pointer-events:none;opacity:0;transition:opacity .6s var(--ease-soft);background:repeating-linear-gradient(0deg,#0000,#0000 2px,#00000008 2px 4px);position:fixed;inset:0}[data-mode=deep] .scanlines{opacity:1}@keyframes pulse-signal{0%,to{opacity:1}50%{opacity:.5}}.signal-pulse{animation:pulse-signal 2s var(--ease-linear) infinite}.books-page__header{margin-bottom:var(--space-xl)}.books-page__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);font-weight:700;line-height:1}.books-page__subtitle{font-family:var(--font-body);font-size:var(--text-body);color:var(--text-secondary);margin:0;line-height:1.65}.books-page__empty{justify-content:center;align-items:center;gap:var(--space-xl);padding:var(--space-3xl) var(--space-xl);border:1.5px dashed var(--hairline);flex-direction:column;min-height:280px;display:flex}:is([data-mode=deep][data-scene-active] .app-main:has(.books-page),[data-mode=deep][data-scene-active] .app-main:has(.reading-desk-page)){overflow:visible}[data-mode=deep][data-scene-active] .app-main:has([data-testid=empty-library]):before{display:none}[data-mode=deep][data-scene-active] .app-main:has([data-testid=empty-library]):after{display:none}[data-mode=deep][data-scene-active] .books-page__empty{background:linear-gradient(color-mix(in srgb, var(--bg-paper) 34%, transparent), color-mix(in srgb, var(--bg-paper) 88%, transparent)), radial-gradient(ellipse at 50% 18%, color-mix(in srgb, var(--mono-faint,#263452) 48%, transparent), transparent 58%);min-height:clamp(420px,58vh,720px)}[data-mode=inspiration][data-mode=deep][data-scene-active] .app-main:has(.books-page):before{opacity:calc(var(--scene-bg-opacity,.42) * .58);filter:blur(46px)saturate(.78)brightness(1.1)}[data-mode=inspiration][data-mode=deep][data-scene-active] .app-main:has(.books-page):after{opacity:calc(var(--scene-bg-opacity,.42) * .86);filter:blur(8px)saturate(.78)contrast(.86)brightness(1.08)}[data-mode=deep][data-scene-active] .books-page__empty:before{content:"";z-index:0;pointer-events:none;background-image:var(--scene-bg-image);opacity:calc(var(--scene-bg-opacity,.72) * 1.15);filter:saturate(1.04)contrast(1.02)brightness(.74);background-position:50% 38%;background-repeat:no-repeat;background-size:min(1120px,78vw);position:absolute;inset:0;-webkit-mask-image:linear-gradient(#0000 0%,#000 16% 48%,#0000006b 66%,#0000 88%);mask-image:linear-gradient(#0000 0%,#000 16% 48%,#0000006b 66%,#0000 88%)}[data-mode=deep][data-scene-active] .books-page__empty .halftone{z-index:1}[data-mode=deep][data-scene-active] .books-page__empty-text,[data-mode=deep][data-scene-active] .books-page__empty-actions{z-index:2;position:relative}.books-page__empty-text{font-family:var(--font-body);font-size:var(--text-body-sm);color:var(--text-muted);text-align:center;margin:0;line-height:1.65}.books-page__empty-actions{gap:var(--space-md);display:flex}.books-page__list{gap:var(--space-lg);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.book-card{justify-content:space-between;align-items:flex-start;gap:var(--space-md);padding:var(--space-lg) var(--space-xl);background:var(--bg-surface);border:2px solid var(--window-border);border-left:8px solid #0000;border-image:var(--spectrum-gradient) 1;box-shadow:4px 4px 0 var(--window-shadow);transition:border-color var(--dur-quick) var(--ease-soft), transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft);border-image-slice:0 0 0 1;border-radius:0;display:flex}.book-card:hover{border-color:var(--text-muted);box-shadow:6px 6px 0 var(--window-shadow);transform:translateY(-2px)}[data-mode=deep] .book-card{border:1px solid var(--window-border);border-left:8px solid var(--mono-struct);box-shadow:none;border-image:}[data-mode=deep] .book-card:hover{border-color:var(--mono-struct);transform:translateY(-1px)}.book-card__content{flex:1;min-width:0}.book-card__title{margin:0 0 var(--space-xs);font-family:var(--font-heading);color:var(--text-primary);font-size:22px;font-weight:500;line-height:1.2}.book-card__author{margin:0 0 var(--space-sm);font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.65}.book-card__meta{align-items:center;gap:var(--space-sm);display:flex}.book-card__status-text{font-family:var(--font-body);color:var(--text-muted);font-size:12px}.book-card__actions{align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.books-page__footer{margin-top:var(--space-xl);justify-content:center;display:flex}.import-page__header{margin-bottom:var(--space-xl)}.import-page__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);font-weight:700;line-height:1}.import-page__subtitle{font-family:var(--font-body);font-size:var(--text-body);color:var(--text-secondary);margin:0;line-height:1.65}.upload-zone{border:1.5px dashed var(--hairline);padding:var(--space-2xl) var(--space-xl);text-align:center;cursor:pointer;transition:border-color var(--dur-instant) var(--ease-ink), background-color var(--dur-instant) var(--ease-ink);position:relative}.upload-zone:hover,.upload-zone--dragging{border-color:var(--accent-ai);background-color:var(--bg-hover)}[data-mode=deep] .upload-zone:hover,[data-mode=deep] .upload-zone--dragging{border-color:var(--mono-struct)}.upload-zone__input{opacity:0;cursor:pointer;position:absolute;inset:0}.upload-zone__label{margin:0 0 var(--space-sm);font-family:var(--font-body);color:var(--text-primary);font-size:16px;font-weight:500}.upload-zone__hint{font-family:var(--font-body);color:var(--text-muted);margin:0;font-size:14px;line-height:1.65}.import-status{align-items:center;gap:var(--space-md);margin-top:var(--space-xl);padding:var(--space-md) var(--space-lg);background:var(--bg-paper);border:2px solid var(--window-border);box-shadow:3px 3px 0 var(--window-shadow);font-family:var(--font-mono);font-size:var(--text-mono);display:flex}.import-status__text{font-family:var(--font-body);color:var(--text-secondary);font-size:14px}.import-result{margin-top:var(--space-xl);padding:var(--space-lg) var(--space-xl);background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:4px 4px 0 var(--window-shadow)}[data-mode=deep] .import-result{border:1px solid var(--window-border);box-shadow:none}.import-result--warning{border-left-color:var(--accent-reflection)}.import-result--error{border-left-color:var(--accent-user)}.import-result__title{margin:0 0 var(--space-xs);font-family:var(--font-heading);color:var(--text-primary);font-size:22px;font-weight:500;line-height:1.2}.import-result__author{margin:0 0 var(--space-md);font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.65}.import-result__divider{background:var(--hairline);height:.5px;margin:var(--space-md) 0}.import-result__label{margin:0 0 var(--space-xs);font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);font-size:13px;font-weight:500}.import-result__toc{margin:0 0 var(--space-lg);font-family:var(--font-body);color:var(--text-primary);font-size:16px;line-height:1.7}.import-result__actions{gap:var(--space-md);display:flex}.import-result__warning-title{margin:0 0 var(--space-sm);font-family:var(--font-heading);color:var(--accent-reflection);font-size:16px;font-weight:500}.import-result__warning-body{margin:0 0 var(--space-lg);font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.65}.import-result__error-title{margin:0 0 var(--space-sm);font-family:var(--font-heading);color:var(--accent-user);font-size:16px;font-weight:500}.import-result__error-body{font-family:var(--font-body);color:var(--text-secondary);margin:0;font-size:14px;line-height:1.65}.structure-map-page__header{margin-bottom:var(--space-xl)}.structure-map-page__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);font-weight:700;line-height:1}.structure-map-page__author{font-family:var(--font-body);color:var(--text-secondary);margin:0;font-size:14px;line-height:1.65}.structure-map__core-question{margin-bottom:var(--space-xl)}.structure-map__core-question .window-chrome__content{padding:var(--space-lg) var(--space-xl)}.structure-map__core-question-text{margin:var(--space-sm) 0;font-family:var(--font-body);color:var(--text-primary);font-size:16px;line-height:1.7}.structure-map__core-question-evidence{gap:var(--space-sm);flex-wrap:wrap;display:flex}.structure-map__toc{margin-top:var(--space-xl)}.structure-map__toc-heading{margin:0 0 var(--space-lg);font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);font-size:13px;font-weight:500}.structure-map__tree,.structure-map__chapter-row{gap:var(--space-xs);flex-direction:column;display:flex}.structure-map__chapter-line{justify-content:space-between;align-items:center;gap:var(--space-md);padding:var(--space-xs) 0;min-height:36px;display:flex}.structure-map__chapter-title{font-family:var(--font-body);color:var(--text-primary);flex:1;min-width:0;line-height:1.4}.structure-map__chapter-title--level1{font-family:var(--font-heading);color:var(--spectrum-l1);font-size:22px;font-weight:500}.structure-map__chapter-title--level2{font-family:var(--font-body);color:var(--spectrum-l2);font-size:16px;font-weight:400}.structure-map__chapter-title--level3{font-family:var(--font-body);color:var(--spectrum-l3);font-size:14px;font-weight:400}[data-mode=deep] .structure-map__chapter-title--level1{color:var(--mono-core)}[data-mode=deep] .structure-map__chapter-title--level2{color:var(--mono-struct)}[data-mode=deep] .structure-map__chapter-title--level3{color:var(--mono-sub)}.structure-map__chapter-meta{align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.structure-map__role-select{font-family:var(--font-mono);border:.5px solid var(--hairline);background:var(--bg-paper);color:var(--text-primary);cursor:pointer;border-radius:0;padding:2px 6px;font-size:12px}.structure-map__evidence{gap:var(--space-sm);padding-bottom:var(--space-xs);flex-wrap:wrap;display:flex}.structure-map__children{gap:var(--space-xs);flex-direction:column;display:flex}.structure-map__empty{padding:var(--space-2xl) var(--space-xl);border:1.5px dashed var(--hairline);text-align:center;color:var(--text-muted);font-family:var(--font-body);font-size:14px}.structure-map__not-found{text-align:center;padding:var(--space-3xl) 0}.structure-map__not-found h1{font-family:var(--font-heading);font-size:var(--text-h2);margin-bottom:var(--space-lg);color:var(--text-primary);font-weight:700}.not-found{text-align:center;padding:var(--space-3xl) 0}.not-found h1{font-family:var(--font-heading);font-size:var(--text-h2);margin-bottom:var(--space-lg);color:var(--text-primary);font-weight:700}.guide-page__header{margin-bottom:var(--space-xl)}.guide-page__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);font-weight:700;line-height:1}.guide-page__author{margin:0 0 var(--space-sm);font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.65}.guide-page__mode-label{margin:0}.guide-page__chat{gap:var(--space-lg);margin-bottom:var(--space-xl);flex-direction:column;display:flex}.guide-turn{padding:var(--space-md) var(--space-lg);background:var(--bg-surface);border-left:2px solid var(--hairline)}.guide-turn--coach{border-left-color:var(--accent-ai)}.guide-turn--user{border-left-color:var(--accent-user)}.guide-turn__header{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);flex-wrap:wrap;display:flex}.guide-turn__content{font-family:var(--font-body);color:var(--text-primary);white-space:pre-wrap;margin:0;font-size:15px;line-height:1.7}.guide-page__transition{margin-bottom:var(--space-xl);padding:var(--space-lg) var(--space-xl);border-left:2px solid var(--accent-reflection);background:var(--bg-surface)}.guide-page__transition-text{margin:0 0 var(--space-md);font-family:var(--font-body);color:var(--text-primary);font-size:15px;line-height:1.7}.guide-page__input-area{gap:var(--space-md);padding:var(--space-md) 0;flex-direction:column;display:flex}.guide-page__textarea{resize:vertical;width:100%;min-height:80px}.guide-page__empty{padding:var(--space-2xl) var(--space-xl);border:1.5px dashed var(--hairline);text-align:center;color:var(--text-muted);font-family:var(--font-body);font-size:14px}.guide-page__not-found{text-align:center;padding:var(--space-3xl) 0}.guide-page__not-found h1{font-family:var(--font-heading);font-size:var(--text-h2);margin-bottom:var(--space-lg);color:var(--text-primary);font-weight:700}.structure-map__deep-read-link{font-size:12px;font-family:var(--font-mono);letter-spacing:.04em;padding:4px 10px}.deep-read-page__header{margin-bottom:var(--space-xl)}.deep-read-page__header-top{margin-bottom:var(--space-sm)}.deep-read-page__back{color:var(--text-secondary);padding:4px 0;font-size:13px}.deep-read-page__back:hover{color:var(--text-primary)}.deep-read-page__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);font-weight:700;line-height:1}.deep-read-page__mode-label{gap:var(--space-sm);flex-wrap:wrap;margin:0;display:flex}.deep-read-page__body{gap:var(--space-xl);grid-template-columns:1fr 1fr;align-items:start;display:grid}.deep-read-page__panel-heading{margin:0 0 var(--space-md);font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);font-size:13px;font-weight:500}.deep-read-page__text-panel{background:var(--bg-surface);border:.5px solid var(--hairline);padding:var(--space-lg) var(--space-xl);max-height:70vh;overflow-y:auto}.deep-read-page__text-content{font-family:var(--font-body);color:var(--text-primary);font-size:15px;line-height:1.7}.deep-read-page__text-body{white-space:pre-wrap;margin:0}.deep-read-page__text-empty{color:var(--text-muted);margin:0;font-size:14px}.deep-read-page__chat-panel{background:var(--bg-surface);border:.5px solid var(--hairline);padding:var(--space-lg) var(--space-xl);gap:var(--space-lg);flex-direction:column;max-height:70vh;display:flex}.deep-read-page__messages{gap:var(--space-lg);flex-direction:column;flex:1;min-height:200px;display:flex;overflow-y:auto}.deep-read-turn{padding:var(--space-md) var(--space-lg);background:var(--bg-paper);border-left:2px solid var(--hairline)}.deep-read-turn--ai{border-left-color:var(--accent-ai)}.deep-read-turn--user{border-left-color:var(--accent-user)}.deep-read-turn__header{align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);flex-wrap:wrap;display:flex}.deep-read-turn__content{font-family:var(--font-body);color:var(--text-primary);white-space:pre-wrap;margin:0;font-size:15px;line-height:1.7}.deep-read-page__input-area{gap:var(--space-md);padding-top:var(--space-md);border-top:.5px solid var(--hairline);flex-direction:column;display:flex}.deep-read-page__textarea{resize:vertical;width:100%;min-height:80px}.deep-read-page__empty{padding:var(--space-2xl) var(--space-xl);border:1.5px dashed var(--hairline);text-align:center;color:var(--text-muted);font-family:var(--font-body);font-size:14px}.deep-read-page__not-found{text-align:center;padding:var(--space-3xl) 0}.deep-read-page__not-found h1{font-family:var(--font-heading);font-size:var(--text-h2);margin-bottom:var(--space-lg);color:var(--text-primary);font-weight:700}.restatement-page__header{margin-bottom:var(--space-xl)}.restatement-page__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);font-weight:700;line-height:1}.restatement-page__author{margin:0 0 var(--space-sm);font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.65}.restatement-page__mode-label{margin:0}.restatement-page__controls{gap:var(--space-md);margin-bottom:var(--space-xl);padding:var(--space-lg) var(--space-xl);background:var(--bg-surface);border-left:2px solid var(--accent-reflection);flex-direction:column;display:flex}.restatement-page__label{margin:0 0 var(--space-xs);font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);font-size:13px;font-weight:500}.restatement-page__scope-selector{gap:var(--space-sm);flex-direction:column;display:flex}.restatement-page__scope-buttons{gap:var(--space-sm);flex-wrap:wrap;display:flex}.restatement-page__scope-btn{padding:6px 14px;font-size:13px}.restatement-page__scope-btn--active{background:var(--text-primary);color:var(--text-inverse);border-color:var(--text-primary)}[data-mode=deep] .restatement-page__scope-btn--active{color:var(--signal-red);border-color:var(--signal-red);background:0 0}.restatement-page__chapter-select,.restatement-page__concept-input{gap:var(--space-sm);flex-direction:column;display:flex}.restatement-page__select{font-family:var(--font-body);cursor:pointer;font-size:14px}.restatement-page__editor{margin-bottom:var(--space-xl)}.restatement-page__editor-header{margin-bottom:var(--space-md);justify-content:space-between;align-items:center;display:flex}.restatement-page__textarea{resize:vertical;width:100%;min-height:200px;font-family:Lora,Noto Sans SC,serif;font-size:16px;line-height:1.8}.restatement-page__editor-actions{gap:var(--space-md);margin-top:var(--space-md);display:flex}.restatement-page__versions{margin-bottom:var(--space-xl);padding:var(--space-lg) var(--space-xl);background:var(--bg-surface);border:.5px solid var(--hairline)}.restatement-page__version-list{gap:var(--space-xs);margin-top:var(--space-sm);flex-direction:column;display:flex}.restatement-page__version-item{align-items:center;gap:var(--space-md);padding:var(--space-sm) var(--space-md);text-align:left;font-size:13px;display:flex}.restatement-page__version-item--active{background:var(--bg-hover);border-color:var(--text-muted)}.restatement-page__version-num{font-family:var(--font-mono);color:var(--accent-progress);min-width:40px}.restatement-page__version-date{color:var(--text-muted);min-width:80px}.restatement-page__version-preview{color:var(--text-secondary);text-overflow:ellipsis;white-space:nowrap;flex:1;overflow:hidden}.restatement-page__feedback{margin-bottom:var(--space-xl);padding:var(--space-lg) var(--space-xl);background:var(--bg-surface);border-left:2px solid var(--accent-ai)}.restatement-page__feedback-section{margin-bottom:var(--space-md)}.restatement-page__feedback-section:last-child{margin-bottom:0}.restatement-page__feedback-title{margin:0 0 var(--space-xs);font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:.04em;color:var(--accent-ai)}.restatement-page__feedback-list{padding-left:var(--space-lg);font-family:var(--font-body);color:var(--text-primary);margin:0;font-size:14px;line-height:1.7}.restatement-page__feedback-list li{margin-bottom:var(--space-xs)}.restatement-page__footer{margin-top:var(--space-xl);padding-top:var(--space-lg);border-top:.5px solid var(--hairline)}.restatement-page__footer-label{margin:0 0 var(--space-sm);font-family:var(--font-body);color:var(--text-muted);font-size:13px}.restatement-page__footer-actions{gap:var(--space-md);flex-wrap:wrap;display:flex}.restatement-page__empty{padding:var(--space-2xl) var(--space-xl);border:1.5px dashed var(--hairline);text-align:center;color:var(--text-muted);font-family:var(--font-body);font-size:14px}.restatement-page__not-found{text-align:center;padding:var(--space-3xl) 0}.restatement-page__not-found h1{font-family:var(--font-heading);font-size:var(--text-h2);margin-bottom:var(--space-lg);color:var(--text-primary);font-weight:700}.reflection-page__header{margin-bottom:var(--space-xl)}.reflection-page__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);font-weight:700;line-height:1}.reflection-page__author{margin:0 0 var(--space-sm);font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.65}.reflection-page__mode-label{margin:0}.reflection-page__editor{margin-bottom:var(--space-xl);padding:var(--space-lg) var(--space-xl);background:var(--bg-surface);border-left:2px solid var(--accent-reflection)}.reflection-page__label{margin:0 0 var(--space-xs);font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);font-size:13px;font-weight:500}.reflection-page__input-group{gap:var(--space-sm);margin-bottom:var(--space-lg);flex-direction:column;display:flex}.reflection-page__textarea{resize:vertical;width:100%;min-height:80px}.reflection-page__textarea--book{border-left:2px solid var(--accent-ai)}.reflection-page__textarea--personal{border-left:2px solid var(--accent-user)}.reflection-page__tag-selector{margin-bottom:var(--space-lg)}.reflection-page__tag-buttons{gap:var(--space-sm);flex-wrap:wrap;display:flex}.reflection-page__tag-btn{padding:6px 14px;font-size:13px}.reflection-page__tag-btn--active{background:var(--text-primary);color:var(--text-inverse);border-color:var(--text-primary)}[data-mode=deep] .reflection-page__tag-btn--active{color:var(--signal-red);border-color:var(--signal-red);background:0 0}.reflection-page__chapter-selector{margin-bottom:var(--space-lg)}.reflection-page__chapter-checkboxes{gap:var(--space-xs);max-height:200px;padding:var(--space-sm);border:.5px solid var(--hairline);background:var(--bg-paper);flex-direction:column;display:flex;overflow-y:auto}.reflection-page__chapter-label{align-items:center;gap:var(--space-sm);font-family:var(--font-body);color:var(--text-primary);cursor:pointer;padding:2px 0;font-size:14px;display:flex}.reflection-page__chapter-label:hover{background:var(--bg-hover)}.reflection-page__editor-actions{gap:var(--space-md);display:flex}.reflection-page__list{margin-bottom:var(--space-xl)}.reflection-page__cards{gap:var(--space-lg);margin-top:var(--space-md);flex-direction:column;display:flex}.reflection-page__card{padding:var(--space-lg) var(--space-xl);border-left:2px solid var(--accent-reflection)}[data-mode=deep] .reflection-page__card{border-left-color:var(--signal-red)}.reflection-page__card-header{margin-bottom:var(--space-md);justify-content:space-between;align-items:center;gap:var(--space-sm);flex-wrap:wrap;display:flex}.reflection-page__tag-badge{font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:.04em;border:.5px solid var(--hairline);padding:2px 8px;display:inline-block}.reflection-page__tag-badge--action{color:var(--accent-progress);border-color:var(--accent-progress)}.reflection-page__tag-badge--question{color:var(--accent-ai);border-color:var(--accent-ai)}.reflection-page__tag-badge--insight{color:var(--accent-reflection);border-color:var(--accent-reflection)}.reflection-page__tag-badge--hypothesis{color:var(--accent-user);border-color:var(--accent-user)}[data-mode=deep] .reflection-page__tag-badge{color:var(--mono-struct);border-color:var(--mono-faint)}[data-mode=deep] .reflection-page__tag-badge--action{color:var(--signal-red);border-color:var(--signal-red)}.reflection-page__card-date{font-family:var(--font-body);color:var(--text-muted);font-size:12px}.reflection-page__card-section{margin-bottom:var(--space-md)}.reflection-page__card-section:last-child{margin-bottom:0}.reflection-page__card-section-title{margin:0 0 var(--space-xs);font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);font-size:12px;font-weight:500}.reflection-page__card-text{font-family:var(--font-body);color:var(--text-primary);white-space:pre-wrap;margin:0;font-size:15px;line-height:1.7}.reflection-page__card-chapters{margin-bottom:var(--space-md)}.reflection-page__card-chapter-tags{gap:var(--space-sm);flex-wrap:wrap;display:flex}.reflection-page__card-actions{padding-top:var(--space-md);border-top:.5px solid var(--hairline);justify-content:flex-end;display:flex}.reflection-page__delete-btn{color:var(--text-muted);padding:4px 10px;font-size:12px}.reflection-page__delete-btn:hover{color:var(--accent-user)}.reflection-page__empty{padding:var(--space-2xl) var(--space-xl);border:1.5px dashed var(--hairline);text-align:center;color:var(--text-muted);font-family:var(--font-body);font-size:14px}.reflection-page__footer{margin-top:var(--space-xl);padding-top:var(--space-lg);border-top:.5px solid var(--hairline)}.reflection-page__footer-label{margin:0 0 var(--space-sm);font-family:var(--font-body);color:var(--text-muted);font-size:13px}.reflection-page__footer-actions{gap:var(--space-md);flex-wrap:wrap;display:flex}.reflection-page__not-found{text-align:center;padding:var(--space-3xl) 0}.reflection-page__not-found h1{font-family:var(--font-heading);font-size:var(--text-h2);margin-bottom:var(--space-lg);color:var(--text-primary);font-weight:700}.mobile-nav-toggle{border:2px solid var(--window-border);width:36px;height:36px;box-shadow:2px 2px 0 var(--window-shadow);cursor:pointer;transition:transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft);background:0 0;border-radius:0;flex-direction:column;justify-content:center;align-items:center;gap:5px;padding:0;display:none}.mobile-nav-toggle:active{box-shadow:1px 1px 0 var(--window-shadow);transform:translate(1px,1px)}.mobile-nav-toggle__line{background:var(--text-primary);width:18px;height:1.5px;transition:transform .2s var(--ease-soft), opacity .2s var(--ease-soft);display:block}.mobile-nav-toggle__line--open:first-child{transform:translateY(6.5px)rotate(45deg)}.mobile-nav-toggle__line--open:nth-child(2){opacity:0}.mobile-nav-toggle__line--open:nth-child(3){transform:translateY(-6.5px)rotate(-45deg)}.mobile-nav-overlay{z-index:99;background:0 0;position:fixed;inset:0}@media (width<=639px){.app-nav{padding:0 var(--space-md);z-index:101;height:48px;position:relative}.app-nav__actions{gap:var(--space-sm)}.app-nav__settings-btn{min-width:36px;padding:0}.app-nav__settings-btn span{display:none}.app-nav__links{padding:var(--space-md);background:var(--bg-surface);border-bottom:2px solid var(--window-border);z-index:100;flex-direction:column;align-items:stretch;gap:0;display:none;position:fixed;top:48px;left:0;right:0}.app-nav__links--open{display:flex}.app-nav__link{padding:var(--space-sm) 0;border-bottom:2px solid var(--hairline)}.app-nav__link:last-child{border-bottom:none}.mobile-nav-toggle{display:flex}.app-main{padding:var(--space-lg) var(--space-md)}.page{max-width:100%}.book-card{gap:var(--space-md);flex-direction:column}.book-card__actions{width:100%}.book-card__actions .btn{text-align:center;width:100%}.structure-map__chapter-line{align-items:flex-start;gap:var(--space-xs);flex-direction:column}.deep-read-page__body{grid-template-columns:1fr}.deep-read-page__text-panel,.deep-read-page__chat-panel{max-height:none}}@media (width>=640px) and (width<=767px){.app-nav{padding:0 var(--space-lg)}.app-nav__links{gap:var(--space-md)}.app-main{padding:var(--space-lg) var(--space-lg)}.page{max-width:100%}.book-card{gap:var(--space-md);flex-direction:column}.deep-read-page__body{grid-template-columns:1fr}.deep-read-page__text-panel,.deep-read-page__chat-panel{max-height:none}}@media (width>=768px) and (width<=1023px){.app-nav{padding:0 var(--space-lg)}.app-main{padding:var(--space-xl) var(--space-lg)}}@media (width>=1024px) and (width<=1279px){.app-main{padding:var(--space-xl) var(--space-margin)}}@media (width>=1280px){.app-main{padding:var(--space-xl) var(--space-margin)}.page{max-width:960px}}.typewriter-cursor:after{content:"|";color:var(--accent-ai,#3b82f6);margin-left:1px;animation:1s step-end infinite cursor-blink}.typewriter-cursor--fading:after{animation:1s step-end infinite cursor-blink,.5s 3s forwards cursor-fade-out}@keyframes cursor-blink{0%,to{opacity:1}50%{opacity:0}}@keyframes cursor-fade-out{0%{opacity:1}to{opacity:0}}.danmaku-layer{pointer-events:none;z-index:9997;position:fixed;inset:0;overflow:hidden}@keyframes danmaku-drift{0%{opacity:0;transform:translate(110vw)}5%{opacity:.25}95%{opacity:.25}to{opacity:0;transform:translate(-100%)}}@keyframes firefly-drift{0%{opacity:0;transform:translate(104vw)translateY(10px)}8%{opacity:.34}45%{opacity:.24;transform:translate(48vw)translateY(-8px)}78%{opacity:.38}to{opacity:0;transform:translate(-100%)translateY(12px)}}.danmaku{white-space:nowrap;font-family:var(--font-mono);color:var(--text-muted);pointer-events:auto;will-change:transform, opacity;z-index:9997;border-radius:2px;padding:2px 8px;font-size:13px;line-height:1.4;transition:color .2s;animation:10s linear forwards danmaku-drift;position:fixed}.danmaku--deep{animation-name:danmaku-drift}.danmaku--firefly{color:color-mix(in srgb, var(--text-secondary) 84%, var(--accent-firefly));background:#0a0f0a52;border:1px solid #f6b44b24;animation-name:firefly-drift;box-shadow:0 0 14px #f6b44b14}.danmaku--firefly:before{content:"";background:var(--accent-firefly);vertical-align:1px;border-radius:50%;width:5px;height:5px;margin-right:8px;display:inline-block;box-shadow:0 0 10px #f6b44bd1,0 0 24px #f6b44b38}.danmaku:hover{opacity:.6;color:var(--text-secondary);cursor:pointer;background:var(--bg-hover);animation-play-state:paused}.danmaku--firefly:hover{opacity:.72;color:var(--text-primary);border-color:#f6b44b6b;box-shadow:0 0 20px #f6b44b33}@media print{.danmaku,.danmaku-layer,.typewriter-cursor:after,.typewriter-cursor--fading:after{display:none!important}}.books-page__toolbar{gap:var(--space-md);margin-bottom:var(--space-xl);display:flex}.books-page__importer{margin-bottom:var(--space-xl)}@media (width<=768px){.books-page__grid{grid-template-columns:repeat(2,1fr)}}@media (width<=480px){.books-page__grid{grid-template-columns:1fr}}.book-card--compact{gap:var(--space-sm);padding:var(--space-md);box-shadow:2px 2px 0 var(--window-shadow);border-left-width:4px;flex-direction:column}.book-card--compact:hover{box-shadow:3px 3px 0 var(--window-shadow);transform:translateY(-1px)}[data-mode=deep] .book-card--compact{border-left-width:4px}.book-card--compact .book-card__title{margin:0 0 2px;font-size:16px;line-height:1.3}.book-card--compact .book-card__author{margin:0 0 var(--space-xs);font-size:12px}.book-card--compact .book-card__meta{gap:4px}.book-card--compact .book-card__actions{justify-content:flex-end;width:100%}.book-card--compact .btn{padding:6px 10px;font-size:11px}.modal-overlay{padding:var(--space-md);background:color-mix(in srgb, var(--bg-base) 72%, transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:1000;justify-content:center;align-items:center;display:flex;position:fixed;inset:0}.modal-dialog{width:min(420px,100%);padding:var(--space-lg);background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:6px 6px 0 var(--window-shadow)}.modal-dialog__title{margin:0 0 var(--space-sm);font-family:var(--font-heading);font-size:var(--text-h4);color:var(--text-primary)}.modal-dialog__message{margin:0 0 var(--space-lg);font-family:var(--font-body);font-size:var(--text-body);color:var(--text-secondary);line-height:1.6}.modal-dialog__actions{justify-content:flex-end;gap:var(--space-md);display:flex}.group-box{background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:3px 3px 0 var(--window-shadow);transition:border-color var(--dur-quick) var(--ease-soft), transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft);flex-direction:column;display:flex}.group-box:hover{border-color:var(--text-muted);box-shadow:4px 4px 0 var(--window-shadow);transform:translateY(-1px)}.group-box--drag-over{border-color:var(--accent-ai);box-shadow:4px 4px 0 var(--accent-ai)}[data-mode=deep] .group-box{border:1px solid var(--window-border);box-shadow:none}[data-mode=deep] .group-box:hover{border-color:var(--mono-struct)}[data-mode=deep] .group-box--drag-over{border-color:var(--signal-red)}.group-box__header{justify-content:space-between;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-bottom:2px solid var(--window-border);background:var(--bg-paper);display:flex}[data-mode=deep] .group-box__header{border-bottom-color:var(--mono-struct)}.group-box__title{font-family:var(--font-heading);color:var(--text-primary);cursor:pointer;text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;margin:0;font-size:16px;font-weight:500;overflow:hidden}.group-box__count{font-family:var(--font-mono);color:var(--text-muted);margin-left:var(--space-xs);font-size:12px}.group-box__name-input{flex:1;padding:4px 8px;font-size:14px}.group-box__delete{min-width:auto;padding:2px 8px;font-size:18px;line-height:1}.group-box__content{padding:var(--space-sm) var(--space-md);flex:1}.group-box__empty{font-family:var(--font-body);color:var(--text-muted);text-align:center;padding:var(--space-lg) 0;margin:0;font-size:13px}.group-box__list{gap:var(--space-xs);flex-direction:column;margin:0;padding:0;list-style:none;display:flex}.group-box__book{justify-content:space-between;align-items:center;gap:var(--space-xs);background:var(--bg-paper);border:1px solid var(--hairline);padding:4px 6px;display:flex}.group-box__book-title{font-family:var(--font-body);color:var(--text-primary);text-overflow:ellipsis;white-space:nowrap;flex:1;min-width:0;font-size:13px;overflow:hidden}.group-box__book-actions{flex-shrink:0;align-items:center;gap:2px;display:flex}.group-box__book-actions .btn{min-width:auto;box-shadow:none;border:none;padding:2px 4px;font-size:12px}.study-page{flex-direction:column;max-width:100%;height:100%;margin:0;display:flex}.study-page__header{margin-bottom:var(--space-xl);gap:var(--space-sm);flex-direction:column;display:flex}.study-page__back{align-self:flex-start;gap:var(--space-sm);padding:6px 12px;font-size:13px;display:inline-flex}.study-page__title{font-family:var(--font-heading);font-size:var(--text-h2);letter-spacing:-.01em;color:var(--text-primary);margin:0;font-weight:700;line-height:1}.study-page__author{font-family:var(--font-body);color:var(--text-secondary);margin:0;font-size:14px;line-height:1.65}.study-page__layout{gap:var(--space-md);flex:1;grid-template-columns:324px 1fr 360px;align-items:stretch;height:100%;min-height:0;display:grid;overflow:hidden}.study-page__layout--left-collapsed{grid-template-columns:48px 1fr 360px}.study-page__layout--center-collapsed{grid-template-columns:324px 48px 360px}.study-page__layout--right-collapsed{grid-template-columns:324px 1fr 48px}.study-page__layout--left-collapsed.study-page__layout--center-collapsed{grid-template-columns:48px 48px 360px}.study-page__layout--left-collapsed.study-page__layout--right-collapsed{grid-template-columns:48px 1fr 48px}.study-page__layout--center-collapsed.study-page__layout--right-collapsed{grid-template-columns:324px 48px 48px}.study-page__layout--left-collapsed.study-page__layout--center-collapsed.study-page__layout--right-collapsed{grid-template-columns:48px 48px 48px}.study-page__panel{flex-direction:column;min-width:0;min-height:0;display:flex;position:relative;overflow:hidden}.study-page__panel--collapsed .study-page__collapse-btn{margin:4px auto;position:static}.study-page__panel--left,.study-page__panel--center{gap:var(--space-lg);flex-direction:column;min-height:0;display:flex;overflow:hidden}.study-page__panel .instrument-window{flex-direction:column;height:100%;display:flex}.study-page__panel--right{flex-direction:column;min-height:0;display:flex;overflow:hidden}.study-page__panel--collapsed{min-width:48px;max-width:48px;overflow:hidden}.study-page__panel--collapsed .instrument-window,.study-page__panel--collapsed .study-panel__canvas{display:none}.study-page__collapse-btn{z-index:10;width:28px;height:28px;font-family:var(--font-mono);background:var(--bg-paper);border:1px solid var(--hairline);color:var(--text-muted);cursor:pointer;justify-content:center;align-items:center;padding:0;font-size:12px;display:flex;position:absolute;top:4px;right:4px}.study-page__collapse-btn:hover{background:var(--bg-hover);color:var(--text-primary)}.study-page__info-bar{gap:var(--space-md);padding:var(--space-sm) var(--space-md);margin-bottom:var(--space-md);border:2px solid var(--window-border);background:var(--bg-paper);flex-shrink:0;grid-template-columns:1fr 1fr 1fr;align-items:center;display:grid}.study-page__info-book{align-items:baseline;gap:var(--space-sm);flex-wrap:wrap;display:flex}.study-page__info-title{font-family:var(--font-heading);color:var(--text-primary);font-size:18px;font-weight:700;line-height:1.2;text-decoration:none;transition:color .15s}.study-page__info-title:hover{color:var(--spectrum-l1);text-decoration:underline}.study-page__info-author{font-family:var(--font-body);color:var(--text-secondary);font-size:13px}.study-page__info-author:before{content:"·";margin-right:6px}.study-page__info-progress{min-width:0}.study-page__info-goal{justify-content:flex-end;display:flex}.rainbow-progress{width:100%}.rainbow-progress__track{background:var(--bg-surface);border:1px solid var(--hairline);width:100%;height:8px;overflow:hidden}.rainbow-progress__fill{background:var(--spectrum-gradient);background-size:200% 100%;height:100%;animation:2s linear infinite rainbow-shimmer}.rainbow-progress--complete .rainbow-progress__fill{animation-duration:.8s}.chapter-signal{border-radius:50%;flex-shrink:0;width:8px;height:8px;display:inline-block}.chapter-signal--pending{background:var(--text-muted)}.chapter-signal--done{background:var(--accent-progress);box-shadow:0 0 4px var(--accent-progress)}[data-mode=deep] .chapter-signal--done{background:var(--signal-red);box-shadow:0 0 4px var(--signal-red);animation:pulse-signal 2s var(--ease-linear) infinite}.study-panel__canvas{gap:var(--space-lg);padding:var(--space-lg);border:2px solid var(--window-border);background:var(--bg-paper);flex-direction:column;min-height:40vh;display:flex}.study-panel__canvas-item{gap:var(--space-sm);flex-direction:column;display:flex}.study-panel__canvas-text{font-family:var(--font-body);color:var(--text-primary);margin:0;font-size:15px;line-height:1.7}.study-panel__canvas-evidence{gap:var(--space-sm);flex-wrap:wrap;display:flex}.study-panel__canvas-list{padding-left:var(--space-lg);gap:var(--space-xs);flex-direction:column;margin:0;display:flex}.study-panel__canvas-list-item{font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.5}.study-panel__canvas-empty{flex:1;justify-content:center;align-items:center;min-height:20vh;display:flex}.study-panel__canvas-empty p{font-family:var(--font-body);color:var(--text-muted);font-size:14px}.study-panel__toc{margin:0}.study-panel__toc .window-chrome__content{padding:var(--space-md) 0}.study-panel__chat .window-chrome__content{padding:0}.study-panel__toolbar{align-items:center;gap:var(--space-md);margin-bottom:var(--space-md);flex-wrap:wrap;display:flex}.study-panel__toc-heading{font-family:var(--font-body);letter-spacing:.06em;text-transform:uppercase;color:var(--text-muted);margin:0;font-size:13px;font-weight:500}.study-panel__actions{gap:var(--space-sm);flex-wrap:wrap;display:flex}.study-panel__tree{min-height:0;padding:var(--space-xs) var(--space-md);flex-direction:column;flex:1;gap:2px;width:100%;display:flex;overflow-y:auto}.study-panel__chapter-row{gap:var(--space-xs);flex-direction:column;display:flex}.study-panel__chapter-line{justify-content:space-between;align-items:center;gap:var(--space-sm);padding:2px var(--space-xs);width:100%;min-height:28px;display:flex}.study-panel__chapter-title{font-family:var(--font-body);color:var(--text-primary);flex:1;min-width:0;line-height:1.35}.study-panel__chapter-title--level1{font-family:var(--font-heading);color:var(--spectrum-l1);font-size:16px;font-weight:500}.study-panel__chapter-title--level2{font-family:var(--font-body);color:var(--spectrum-l1);opacity:.9;font-size:14px;font-weight:400}.study-panel__chapter-title--level3{font-family:var(--font-body);color:var(--spectrum-l1);opacity:.78;font-size:13px;font-weight:400}[data-mode=deep] .study-panel__chapter-title--level1{color:var(--mono-core)}[data-mode=deep] .study-panel__chapter-title--level2{color:var(--mono-struct)}[data-mode=deep] .study-panel__chapter-title--level3{color:var(--mono-sub)}.study-panel__chapter-meta{align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.study-panel__children{gap:var(--space-xs);flex-direction:column;display:flex}.study-panel__chat{height:100%;min-height:60vh}.study-panel__chat-placeholder{justify-content:center;align-items:center;gap:var(--space-md);min-height:40vh;padding:var(--space-2xl) var(--space-xl);border:1.5px dashed var(--hairline);flex-direction:column;display:flex}.study-panel__chat-placeholder-text{font-family:var(--font-mono);font-size:var(--text-mono);color:var(--text-muted);letter-spacing:.04em;margin:0}.study-panel__chat-placeholder-sub{font-family:var(--font-body);color:var(--text-muted);text-align:center;margin:0;font-size:14px;line-height:1.65}.study-page__empty{padding:var(--space-2xl) var(--space-xl);border:1.5px dashed var(--hairline);text-align:center;color:var(--text-muted);font-family:var(--font-body);font-size:14px}.study-page__not-found{text-align:center;padding:var(--space-3xl) 0}.study-page__not-found h1{font-family:var(--font-heading);font-size:var(--text-h2);margin-bottom:var(--space-lg);color:var(--text-primary);font-weight:700}.study-dialogue__mode-bar{gap:var(--space-sm);padding:var(--space-md);border-bottom:1.5px solid var(--hairline);background:color-mix(in srgb, var(--bg-paper) 72%, transparent);grid-template-columns:minmax(0,1fr);display:grid}.study-dialogue__modes{gap:var(--space-sm);flex-wrap:wrap;display:flex}.study-dialogue__mode-label{border:1.5px solid var(--hairline);background:var(--bg-paper);cursor:pointer;font-family:var(--font-mono);color:var(--text-secondary);align-items:center;gap:6px;padding:4px 10px;font-size:12px;transition:border-color .15s,color .15s;display:inline-flex}.study-dialogue__mode-label:hover{border-color:var(--text-secondary)}.study-dialogue__mode-label--active{border-color:var(--spectrum-l1);color:var(--spectrum-l1)}.study-dialogue__mode-label input[type=checkbox]{cursor:pointer;margin:0}.study-dialogue__controls{justify-content:flex-end;align-items:center;gap:var(--space-sm);flex-shrink:0;display:flex}.study-dialogue__control-content{align-items:center;gap:6px;display:inline-flex}.study-dialogue__control-select{font-family:var(--font-mono);border:1.5px solid var(--hairline);background:var(--bg-paper);color:var(--text-primary);cursor:pointer;border-radius:0;padding:4px 8px;font-size:12px}.study-dialogue__messages{gap:var(--space-md);padding:var(--space-md) var(--space-sm);flex-direction:column;flex:1;min-height:0;max-height:none;display:flex;overflow-y:auto}.study-dialogue__empty{text-align:center;padding:var(--space-2xl) 0;color:var(--text-muted);font-family:var(--font-body);font-size:14px}.study-dialogue__message{gap:var(--space-xs);padding:var(--space-md);border:1px solid var(--hairline);flex-direction:column;display:flex}.study-dialogue__message--ai{background:var(--bg-paper)}.study-dialogue__message--user{background:var(--bg-hover)}.study-dialogue__message-header{align-items:center;gap:var(--space-sm);flex-wrap:wrap;display:flex}.study-dialogue__prune-btn{opacity:.5;margin-left:auto;padding:.125rem .375rem;font-size:.875rem;line-height:1;transition:opacity .15s}.study-dialogue__message:hover .study-dialogue__prune-btn,.study-dialogue__prune-btn:hover,.study-dialogue__prune-btn:focus-visible{opacity:1}.study-dialogue__message-label{font-family:var(--font-mono);letter-spacing:.06em;color:var(--spectrum-l1);font-size:11px;font-weight:700}.study-dialogue__message--user .study-dialogue__message-label{color:var(--spectrum-l3)}.study-dialogue__mode-badge{font-family:var(--font-mono);border:.5px solid var(--hairline);color:var(--text-muted);letter-spacing:.04em;padding:1px 6px;font-size:10px}.study-dialogue__message-body{font-family:var(--font-body);color:var(--text-primary);font-size:14px;line-height:1.7}.study-dialogue__message-body p{margin:0 0 var(--space-xs) 0}.study-dialogue__message-body p:last-child{margin-bottom:0}.study-dialogue__input-area{align-items:flex-end;gap:var(--space-sm);padding:var(--space-md) var(--space-sm);border-top:1.5px solid var(--hairline);display:flex}.study-dialogue__input{min-width:0;font-family:var(--font-body);padding:var(--space-sm) var(--space-md);border:1.5px solid var(--hairline);background:var(--bg-paper);color:var(--text-primary);resize:none;border-radius:6px;flex:1;min-height:80px;max-height:240px;font-size:14px}.study-dialogue__input:focus{border-color:var(--spectrum-l1);outline:none}.study-dialogue__input::placeholder{color:var(--text-muted)}.study-dialogue__send-btn{border-radius:8px;flex-shrink:0;justify-content:center;align-items:center;width:40px;height:40px;padding:0;display:inline-flex}.study-dialogue__send-btn:disabled{opacity:.45;cursor:not-allowed}@media (width<=1023px){.study-page__layout,.study-page__layout--left-collapsed,.study-page__layout--center-collapsed,.study-page__layout--right-collapsed,.study-page__layout--left-collapsed.study-page__layout--center-collapsed,.study-page__layout--left-collapsed.study-page__layout--right-collapsed,.study-page__layout--center-collapsed.study-page__layout--right-collapsed,.study-page__layout--left-collapsed.study-page__layout--center-collapsed.study-page__layout--right-collapsed{grid-template-columns:1fr}.study-page__panel--collapsed{min-width:auto;max-width:none}.study-page__panel--collapsed .instrument-window,.study-page__panel--collapsed .study-panel__canvas{display:flex}.study-page__panel--left{order:1}.study-page__panel--center{order:2}.study-page__panel--right{order:0;min-height:auto}.study-page__collapse-btn{display:none}.study-panel__tree{max-height:45vh}.study-panel__chat{min-height:auto}.study-panel__chat-placeholder{min-height:20vh}.study-page__info-bar{gap:var(--space-sm);grid-template-columns:1fr}.study-page__info-goal{justify-content:flex-start}}.slider-scale__label{font-family:var(--font-mono);letter-spacing:.04em;color:var(--text-secondary);white-space:nowrap;font-size:11px;font-weight:700}.slider-scale__track-wrap{cursor:pointer;align-items:center;height:20px;display:flex;position:relative}.slider-scale__input{appearance:none;background:var(--hairline);z-index:2;outline:none;width:100%;height:1px;margin:0;position:relative}.slider-scale__input::-webkit-slider-thumb{appearance:none;border:2px solid var(--text-primary);background:var(--bg-paper);cursor:pointer;width:8px;height:8px;transition:transform .15s var(--ease-spring)}.slider-scale__input::-moz-range-thumb{border:2px solid var(--text-primary);background:var(--bg-paper);cursor:pointer;width:8px;height:8px;transition:transform .15s var(--ease-spring);border-radius:0}.slider-scale__input--dragging::-webkit-slider-thumb{transform:scale(1.3)}.slider-scale__input--dragging::-moz-range-thumb{transform:scale(1.3)}.slider-scale__ticks{pointer-events:none;z-index:1;height:6px;margin-top:-3px;position:absolute;top:50%;left:0;right:0}.slider-scale__tick{background:var(--hairline);width:1px;height:100%;position:absolute;top:0}.mode-rocker-switch{gap:var(--space-sm);flex-wrap:nowrap;width:100%;display:flex}.mode-rocker-switch__btn{font-family:var(--font-mono);border:2px solid var(--hairline);background:var(--bg-paper);color:var(--text-secondary);cursor:pointer;box-shadow:2px 2px 0 var(--window-border);text-align:center;text-overflow:ellipsis;white-space:nowrap;flex:1 1 0;min-width:0;padding:5px 4px;font-size:12px;transition:transform .1s,border-color .15s,box-shadow .1s;overflow:hidden}.mode-rocker-switch__btn:hover{border-color:var(--text-secondary)}.mode-rocker-switch__btn--active{box-shadow:1px 1px 0 var(--window-border);transform:translate(1px,1px)}[data-mode=inspiration] .mode-rocker-switch__btn--active{border-color:var(--spectrum-l1);color:var(--spectrum-l1)}[data-mode=deep] .mode-rocker-switch__btn--active{border-color:var(--signal-red);color:var(--signal-red)}.mode-rocker-switch--two-row{gap:var(--space-sm);grid-template-columns:repeat(2,minmax(0,1fr));width:100%;display:grid}.mode-rocker-switch--two-row .mode-rocker-switch__btn{text-overflow:clip;white-space:nowrap;min-width:auto;min-height:36px;padding:6px 8px;font-size:13px;overflow:visible}.mode-rocker-switch--two-row.mode-rocker-switch--count-1{grid-template-columns:minmax(0,1fr)}.mode-rocker-switch--two-row.mode-rocker-switch--count-3{grid-template-columns:repeat(3,minmax(0,1fr))}.mode-rocker-switch--two-row.mode-rocker-switch--count-5{grid-template-columns:repeat(6,minmax(0,1fr))}.mode-rocker-switch--two-row.mode-rocker-switch--count-5 .mode-rocker-switch__btn{grid-column:span 2}.mode-rocker-switch--two-row.mode-rocker-switch--count-5 .mode-rocker-switch__btn:nth-last-child(2){grid-column:2/span 2}.mode-rocker-switch--two-row.mode-rocker-switch--count-5 .mode-rocker-switch__btn:last-child{grid-column:4/span 2}.study-dialogue__controls{gap:var(--space-sm);flex-shrink:0;justify-content:flex-end;align-items:center;padding-top:2px;display:flex}.study-dialogue__controls .btn{min-height:32px;padding-inline:.75rem}.study-dialogue__reading-tag{font-family:var(--font-mono);border:1px solid var(--hairline);color:var(--text-muted);letter-spacing:.04em;white-space:nowrap;align-self:center;padding:2px 6px;font-size:10px}.study-page__panel--warm .study-panel__toc,.study-page__panel--warm .study-panel__chat,.study-page__panel--warm .study-panel__canvas{background:var(--bg-surface-warm)}.study-page__panel--cool .study-panel__canvas{background:var(--bg-surface-cool)}[data-mode=deep] .study-dialogue__message--ai{background:var(--bg-surface-warm)}[data-mode=deep] .study-dialogue__message--user{background:var(--bg-surface-cool)}.chapter-question-list{padding:var(--space-md) var(--space-lg);border-bottom:1.5px solid var(--hairline)}.chapter-question-list__header{justify-content:space-between;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);display:flex}.chapter-question-list__title{font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase;color:var(--text-secondary);font-size:11px;font-weight:700}.chapter-question-list__controls{gap:4px;display:flex}.chapter-question-list__btn{width:24px;height:24px;font-family:var(--font-mono);background:var(--bg-paper);border:2px solid var(--hairline);color:var(--text-secondary);cursor:pointer;box-shadow:2px 2px 0 var(--window-border);justify-content:center;align-items:center;padding:0;font-size:14px;font-weight:700;transition:transform .1s,border-color .15s,box-shadow .1s;display:flex}.chapter-question-list__btn:hover:not(:disabled){border-color:var(--text-secondary)}.chapter-question-list__btn:active:not(:disabled){box-shadow:1px 1px 0 var(--window-border);transform:translate(1px,1px)}.chapter-question-list__btn:disabled{opacity:.4;cursor:not-allowed}.chapter-question-list__empty{font-family:var(--font-body);color:var(--text-muted);padding:var(--space-sm) 0;margin:0;font-size:13px}.chapter-question-list__items{gap:var(--space-xs);flex-direction:column;max-height:160px;margin:0;padding:0;list-style:none;display:flex;overflow-y:auto}.chapter-question-list__item{align-items:flex-start;gap:var(--space-sm);padding:var(--space-xs) var(--space-sm);border:1px solid var(--hairline);background:var(--bg-paper);transition:border-color .15s;display:flex}.chapter-question-list__item--done{border-color:var(--accent-progress)}[data-mode=deep] .chapter-question-list__item--done{border-color:var(--signal-red)}.chapter-question-list__item input[type=checkbox]{cursor:pointer;flex-shrink:0;margin-top:2px}.chapter-question-list__content{font-family:var(--font-body);color:var(--text-primary);flex:1;min-width:0;font-size:13px;line-height:1.5}.chapter-question-list__item--done .chapter-question-list__content{color:var(--text-muted);text-decoration:line-through}.chapter-question-list__label{font-family:var(--font-mono);letter-spacing:.04em;color:var(--text-muted);margin-right:var(--space-xs);font-size:10px;font-weight:700}.chapter-reader-pane,.chapter-reader-pane__window{flex-direction:column;flex:1;min-height:0;display:flex}.chapter-reader-pane__window>.window-chrome{min-height:0}.chapter-reader-pane__window .window-chrome__content{min-height:0;padding:var(--space-sm);flex-direction:column;flex:1;display:flex}.chapter-reader-pane__content{min-height:0;padding:var(--space-md);font-family:var(--font-body);font-size:var(--reader-font-size,16px);line-height:var(--reader-line-height,1.75);color:var(--text-primary);background:color-mix(in srgb, var(--bg-paper) 82%, transparent);scrollbar-width:thin;scrollbar-color:color-mix(in srgb, var(--text-muted) 55%, transparent) transparent;flex:1;overflow-y:auto}.chapter-reader-pane__content::-webkit-scrollbar{width:6px}.chapter-reader-pane__content::-webkit-scrollbar-track{background:0 0}.chapter-reader-pane__content::-webkit-scrollbar-thumb{background:color-mix(in srgb, var(--text-muted) 55%, transparent);border-radius:3px}.chapter-reader-pane__title{font-family:var(--font-heading);font-size:calc(var(--reader-font-size,16px) * 1.35);margin:0 0 var(--space-lg) 0;padding-bottom:var(--space-md);border-bottom:1.5px solid var(--hairline);color:var(--text-primary);font-weight:600;line-height:1.3}.chapter-reader-pane__paragraph{margin:0 0 var(--space-md) 0;text-align:justify;text-align-last:left;-webkit-hyphens:auto;hyphens:auto}.chapter-reader-pane__paragraph:last-child{margin-bottom:0}.chapter-reader-pane__loading,.chapter-reader-pane__error,.chapter-reader-pane__empty-text,.chapter-reader-pane__placeholder{font-family:var(--font-body);font-size:var(--reader-font-size,16px);color:var(--text-muted);margin:0;line-height:1.7}.chapter-reader-pane__error{color:var(--spectrum-l1)}.chapter-reader-pane--empty .chapter-reader-pane__placeholder{text-align:center;justify-content:center;align-items:center;min-height:200px;display:flex}.chapter-progress-bar{cursor:pointer;-webkit-user-select:none;user-select:none;align-items:center;gap:6px;padding:2px 0;display:flex;position:relative}.chapter-progress-bar__label{font-family:var(--font-mono);letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);white-space:nowrap;min-width:48px;font-size:10px;font-weight:500}.chapter-progress-bar__track{flex:1;align-items:center;gap:2px;height:14px;display:flex}.chapter-progress-bar__segment{background:var(--bg-hover);border:1px solid var(--hairline);height:10px;transition:background-color .12s var(--ease-soft), border-color .12s var(--ease-soft);flex:1}.chapter-progress-bar__segment--filled{background:var(--mono-struct);border-color:color-mix(in srgb, var(--mono-struct) 70%, var(--hairline))}[data-mode=deep] .chapter-progress-bar__segment--filled{background:var(--mono-struct);border-color:var(--mono-struct)}.chapter-progress-bar__percent{font-family:var(--font-mono);color:var(--text-secondary);white-space:nowrap;text-align:right;letter-spacing:.02em;min-width:36px;font-size:12px;font-weight:600}.chapter-progress-bar__percent-unit{color:var(--text-muted);margin-left:1px;font-size:9px;font-weight:500}.chapter-progress-bar__mode-badge{font-family:var(--font-mono);letter-spacing:.04em;color:var(--text-muted);border:1px solid var(--hairline);background:var(--bg-hover);white-space:nowrap;transition:border-color .12s var(--ease-soft), color .12s var(--ease-soft), background-color .12s var(--ease-soft);padding:2px 5px;font-size:9px;font-weight:700}.chapter-progress-bar:hover .chapter-progress-bar__mode-badge{border-color:var(--mono-struct);color:var(--text-primary);background:var(--bg-surface)}[data-mode=deep] .chapter-progress-bar__mode-badge{border-color:var(--mono-faint);background:color-mix(in srgb, var(--bg-hover) 80%, transparent)}[data-mode=deep] .chapter-progress-bar:hover .chapter-progress-bar__mode-badge{border-color:var(--mono-struct);color:var(--text-primary)}.window-chrome__title-right .chapter-progress-bar{gap:4px;height:20px;padding:0}.window-chrome__title-right .chapter-progress-bar__label{display:none}.window-chrome__title-right .chapter-progress-bar__track{flex:0 0 80px;width:80px;height:10px}.window-chrome__title-right .chapter-progress-bar__segment{height:6px}.window-chrome__title-right .chapter-progress-bar__percent{min-width:28px;font-size:10px}.window-chrome__title-right .chapter-progress-bar__mode-badge{padding:1px 3px;font-size:8px}.chapter-reader-pane__header{gap:var(--space-sm);margin:0 0 var(--space-lg) 0;padding-bottom:var(--space-md);border-bottom:1.5px solid var(--hairline);flex-direction:column;display:flex}.chapter-reader-pane__header .chapter-reader-pane__title{border-bottom:none;margin:0;padding-bottom:0}.study-page__panel--right{gap:var(--space-md);flex-direction:column;min-height:60vh;display:flex}.study-page__panel--right .study-panel__chat{flex:1;min-height:0}.study-question-card{padding:var(--space-md);border-bottom:1.5px solid var(--hairline);background:color-mix(in srgb, var(--bg-paper) 78%, transparent)}.study-question-card__header{justify-content:space-between;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-sm);display:flex}.study-question-card__mode{font-family:var(--font-mono);letter-spacing:.04em;text-transform:uppercase;color:var(--spectrum-l1);font-size:11px;font-weight:700}.study-question-card__progress{font-family:var(--font-mono);color:var(--text-muted);letter-spacing:.04em;font-size:11px}.study-question-card__content{font-family:var(--font-body);color:var(--text-primary);margin:0;font-size:15px;line-height:1.6}.study-question-card__content--done{color:var(--text-muted)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{min-width:320px;min-height:100vh;font-family:var(--font-body);font-size:var(--text-body);color:var(--text-primary);background:var(--bg-paper);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;margin:0;transition:none}html[data-font-size=small]{--text-body:14px;--text-body-sm:12px;--text-h4:16px;--text-h3:22px;--text-h2:32px}html[data-font-size=large]{--text-body:17px;--text-body-sm:14px;--text-h4:20px;--text-h3:26px;--text-h2:40px}html[data-line-height=compact]{line-height:1.4}html[data-line-height=relaxed]{line-height:1.8}.skip-link{background:var(--text-primary);color:var(--text-inverse);font-family:var(--font-mono);font-size:var(--text-mono-sm);z-index:10000;padding:8px 16px;text-decoration:none;transition:top .2s;position:absolute;top:-40px;left:0}.skip-link:focus{top:0}.settings-page{max-width:720px;padding:var(--space-xl) var(--space-lg);margin:0 auto}.settings-page__header{margin-bottom:var(--space-xl);align-items:flex-start;display:flex}.settings-page__eyebrow{margin:0 0 var(--space-xs);font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:.12em;text-transform:uppercase;color:var(--text-muted)}.settings-page__title-row{align-items:center;gap:var(--space-md);display:flex}.settings-page__title{font-family:var(--font-display);font-size:var(--text-h3);letter-spacing:-.02em;margin:0;font-weight:700}.settings-page__subtitle{max-width:720px;margin:var(--space-sm) 0 0;font-family:var(--font-body);color:var(--text-secondary);font-size:14px;line-height:1.7}.settings-page__content{gap:var(--space-lg);flex-direction:column;display:flex}.settings-page__actions{gap:var(--space-md);margin-top:var(--space-md);flex-wrap:wrap;display:flex}.settings-group{gap:var(--space-md);padding:var(--space-md) 0;flex-direction:column;display:flex}.settings-group__row{gap:var(--space-sm);flex-direction:column;display:flex}.settings-group__label{font-family:var(--font-mono);font-size:var(--text-mono-sm);color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.settings-profile-card{gap:var(--space-xs);min-height:104px;padding:var(--space-lg);border:2px solid var(--hairline);background:var(--bg-paper);box-shadow:3px 3px 0 var(--window-border);color:var(--text-primary);transition:transform var(--dur-quick) var(--ease-soft), box-shadow var(--dur-quick) var(--ease-soft), border-color var(--dur-quick) var(--ease-soft);flex-direction:column;text-decoration:none;display:flex}.settings-profile-card:hover{box-shadow:4px 4px 0 var(--window-border);border-color:var(--text-secondary);transform:translate(-1px,-1px)}.settings-profile-card__title{font-family:var(--font-display);font-size:1.1rem;font-weight:700}.settings-profile-card__meta{font-family:var(--font-body);color:var(--text-secondary);font-size:13px;line-height:1.7}.settings-page__panel-copy{gap:var(--space-md);padding:var(--space-md) 0;flex-direction:column;display:flex}.settings-page__panel-note{max-width:600px;font-family:var(--font-body);color:var(--text-secondary);margin:0;font-size:13px;line-height:1.7}.tone-selector{gap:var(--space-sm);flex-wrap:wrap;display:flex}.tone-selector__btn{font-family:var(--font-mono);border:2px solid var(--hairline);background:var(--bg-paper);color:var(--text-secondary);cursor:pointer;box-shadow:3px 3px 0 var(--window-border);text-align:center;min-width:64px;padding:6px 12px;font-size:12px;transition:transform .1s,border-color .15s,box-shadow .1s}.tone-selector__btn:hover{border-color:var(--text-secondary)}.tone-selector__btn--active{box-shadow:1px 1px 0 var(--window-border);transform:translate(1px,1px)}[data-mode=inspiration] .tone-selector__btn--active{border-color:var(--spectrum-l1);color:var(--spectrum-l1)}[data-mode=deep] .tone-selector__btn--active{border-color:var(--signal-red);color:var(--signal-red)}.provider-selector{gap:var(--space-sm);flex-wrap:wrap;display:flex}.provider-selector__btn{font-family:var(--font-mono);border:2px solid var(--hairline);background:var(--bg-paper);color:var(--text-secondary);cursor:pointer;box-shadow:3px 3px 0 var(--window-border);text-align:center;min-width:80px;padding:6px 12px;font-size:12px;transition:transform .1s,border-color .15s,box-shadow .1s}.provider-selector__btn:hover{border-color:var(--text-secondary)}.provider-selector__btn--active{box-shadow:1px 1px 0 var(--window-border);transform:translate(1px,1px)}[data-mode=inspiration] .provider-selector__btn--active{border-color:var(--spectrum-l1);color:var(--spectrum-l1)}[data-mode=deep] .provider-selector__btn--active{border-color:var(--signal-red);color:var(--signal-red)}.font-size-selector{gap:var(--space-sm);display:flex}.font-size-selector__btn{font-family:var(--font-mono);border:2px solid var(--hairline);background:var(--bg-paper);color:var(--text-secondary);cursor:pointer;box-shadow:3px 3px 0 var(--window-border);text-align:center;min-width:48px;padding:6px 12px;font-size:12px;transition:transform .1s,border-color .15s,box-shadow .1s}.font-size-selector__btn:hover{border-color:var(--text-secondary)}.font-size-selector__btn--active{box-shadow:1px 1px 0 var(--window-border);transform:translate(1px,1px)}[data-mode=inspiration] .font-size-selector__btn--active{border-color:var(--spectrum-l1);color:var(--spectrum-l1)}[data-mode=deep] .font-size-selector__btn--active{border-color:var(--signal-red);color:var(--signal-red)}.line-height-selector{gap:var(--space-sm);display:flex}.line-height-selector__btn{font-family:var(--font-mono);border:2px solid var(--hairline);background:var(--bg-paper);color:var(--text-secondary);cursor:pointer;box-shadow:3px 3px 0 var(--window-border);text-align:center;min-width:64px;padding:6px 12px;font-size:12px;transition:transform .1s,border-color .15s,box-shadow .1s}.line-height-selector__btn:hover{border-color:var(--text-secondary)}.line-height-selector__btn--active{box-shadow:1px 1px 0 var(--window-border);transform:translate(1px,1px)}[data-mode=inspiration] .line-height-selector__btn--active{border-color:var(--spectrum-l1);color:var(--spectrum-l1)}[data-mode=deep] .line-height-selector__btn--active{border-color:var(--signal-red);color:var(--signal-red)}.toggle-switch{align-items:center;gap:var(--space-sm);cursor:pointer;font-family:var(--font-mono);font-size:var(--text-mono);color:var(--text-secondary);background:0 0;border:none;padding:4px 0;display:inline-flex}.toggle-switch__track{border:2px solid var(--hairline);background:var(--bg-surface);width:40px;height:20px;transition:border-color .15s,background .15s;position:relative}.toggle-switch__thumb{background:var(--text-muted);border:1px solid var(--window-border);width:14px;height:14px;transition:transform .15s,background .15s;position:absolute;top:1px;left:1px}.toggle-switch--on .toggle-switch__track{border-color:var(--text-secondary)}.toggle-switch--on .toggle-switch__thumb{background:var(--text-primary);transform:translate(20px)}[data-mode=inspiration] .toggle-switch--on .toggle-switch__thumb{background:var(--spectrum-l1)}[data-mode=deep] .toggle-switch--on .toggle-switch__thumb{background:var(--signal-red)}.toggle-switch__label{font-family:var(--font-mono);font-size:var(--text-mono-sm)}@media (width<=768px){.settings-page{padding:var(--space-lg) var(--space-md)}.settings-page__actions{flex-direction:column}.settings-page__actions .btn{width:100%}}.home-page{text-align:center;justify-content:center;align-items:center;gap:var(--space-xl);flex-direction:column;min-height:60vh;display:flex}.home-page__hero{font-family:var(--font-display);font-size:var(--text-hero);letter-spacing:-.03em;margin:0;font-weight:700;line-height:1.1}.home-page__subtitle{font-family:var(--font-body);font-size:var(--text-h4);color:var(--text-muted);max-width:560px;margin:0;line-height:1.5}.home-page__actions{gap:var(--space-md);flex-wrap:wrap;justify-content:center;display:flex}.books-page__header{margin-bottom:var(--space-xl);justify-content:space-between;align-items:center;gap:var(--space-md);flex-wrap:wrap;display:flex}.books-page__grid{gap:var(--space-lg);grid-template-columns:repeat(auto-fill,minmax(280px,1fr));display:grid}.book-card{border:2px solid var(--window-border);background:var(--bg-surface);padding:var(--space-lg);box-shadow:4px 4px 0 var(--window-shadow);color:inherit;gap:var(--space-sm);flex-direction:column;text-decoration:none;transition:transform .15s,box-shadow .15s;display:flex}.book-card:hover{box-shadow:5px 5px 0 var(--window-shadow);transform:translate(-1px,-1px)}.book-card__title{font-family:var(--font-display);font-size:var(--text-h4);margin:0;font-weight:600;line-height:1.3}.book-card__author{font-family:var(--font-mono);font-size:var(--text-mono-sm);color:var(--text-muted);margin:0}.book-card__meta{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);padding-top:var(--space-sm);border-top:1px solid var(--hairline);margin-top:auto}.import-page__dropzone{border:2px dashed var(--hairline);padding:var(--space-2xl) var(--space-lg);text-align:center;cursor:pointer;transition:border-color .15s,background .15s}.import-page__dropzone:hover{border-color:var(--text-secondary);background:var(--bg-hover)}.import-page__dropzone--active{border-color:var(--spectrum-l1);background:var(--bg-hover)}.import-page__dropzone-text{font-family:var(--font-mono);font-size:var(--text-mono);color:var(--text-muted);margin:0}.import-page__results{margin-top:var(--space-xl)}.import-result{border:2px solid var(--window-border);background:var(--bg-surface);padding:var(--space-lg);margin-bottom:var(--space-md);box-shadow:4px 4px 0 var(--window-shadow)}.import-result__title{font-family:var(--font-display);font-size:var(--text-h4);margin:0 0 var(--space-sm);font-weight:600}.import-result__chapters{font-family:var(--font-mono);font-size:var(--text-mono-sm);color:var(--text-muted);margin:0}.structure-map-page__toc{gap:var(--space-sm);flex-direction:column;display:flex}.structure-map__chapter{align-items:center;gap:var(--space-sm);border:2px solid var(--hairline);background:var(--bg-surface);cursor:pointer;padding:8px 12px;transition:border-color .15s;display:flex}.structure-map__chapter:hover{border-color:var(--text-secondary)}.structure-map__chapter--selected{border-color:var(--spectrum-l1)}.structure-map__chapter-title{font-family:var(--font-body);font-size:var(--text-body);flex:1;margin:0}.structure-map__chapter-level{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);text-align:center;min-width:24px}.structure-map__evidence{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);border:1px solid var(--hairline);background:var(--bg-paper);padding:2px 6px}.structure-map__chapter-hint{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);padding:var(--space-sm);border:1px dashed var(--hairline);background:var(--bg-hover);margin-top:var(--space-sm)}.guide-page,.chat-page,.deep-read-page{gap:var(--space-lg);flex-direction:column;display:flex}.dialogue-panel{border:2px solid var(--window-border);background:var(--bg-surface);padding:var(--space-lg);box-shadow:4px 4px 0 var(--window-shadow)}.dialogue-panel__messages{gap:var(--space-md);max-height:60vh;margin-bottom:var(--space-md);flex-direction:column;display:flex;overflow-y:auto}.dialogue-turn{flex-direction:column;gap:4px;display:flex}.dialogue-turn__header{gap:var(--space-sm);align-items:center;display:flex}.dialogue-turn__label{font-family:var(--font-mono);font-size:var(--text-caption);border:1px solid var(--hairline);background:var(--bg-paper);padding:2px 6px}.dialogue-turn__label--ai{color:var(--accent-ai);border-color:var(--accent-ai)}.dialogue-turn__label--user{color:var(--accent-user);border-color:var(--accent-user)}.dialogue-turn__content{font-family:var(--font-body);font-size:var(--text-body);margin:0;line-height:1.65}.dialogue-input{gap:var(--space-sm);display:flex}.dialogue-input__field{flex:1}.restatement-page__editor{width:100%;min-height:300px;padding:var(--space-lg);font-family:var(--font-body);font-size:var(--text-body);border:2px solid var(--window-border);background:var(--bg-surface);color:var(--text-primary);resize:vertical;line-height:1.65}.restatement-page__editor:focus{border-color:var(--spectrum-l1);outline:none}.restatement-page__versions{gap:var(--space-sm);margin-top:var(--space-lg);flex-direction:column;display:flex}.restatement-version{border:2px solid var(--hairline);background:var(--bg-surface);padding:var(--space-md)}.restatement-version__meta{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);margin:0 0 var(--space-sm)}.restatement-version__text{font-family:var(--font-body);font-size:var(--text-body-sm);margin:0;line-height:1.6}.reflection-page__form{gap:var(--space-md);flex-direction:column;display:flex}.reflection-page__tags{gap:var(--space-sm);flex-wrap:wrap;display:flex}.reflection-tag{font-family:var(--font-mono);font-size:var(--text-caption);border:2px solid var(--hairline);background:var(--bg-surface);color:var(--text-secondary);cursor:pointer;padding:4px 10px;transition:border-color .15s,color .15s}.reflection-tag:hover{border-color:var(--text-secondary)}.reflection-tag--selected{border-color:var(--spectrum-l1);color:var(--spectrum-l1)}.reflection-card{border:2px solid var(--window-border);background:var(--bg-surface);padding:var(--space-lg);margin-bottom:var(--space-md);box-shadow:4px 4px 0 var(--window-shadow)}.reflection-card__point{font-family:var(--font-body);font-size:var(--text-body);margin:0 0 var(--space-sm)}.reflection-card__extension{font-family:var(--font-body);font-size:var(--text-body-sm);color:var(--text-muted);padding-top:var(--space-sm);border-top:1px solid var(--hairline);margin:0}.reflection-card__tags{gap:var(--space-sm);margin-top:var(--space-sm);display:flex}.topics-page__list{gap:var(--space-md);flex-direction:column;display:flex}.topic-item{border:2px solid var(--window-border);background:var(--bg-surface);padding:var(--space-lg);box-shadow:4px 4px 0 var(--window-shadow);color:inherit;text-decoration:none;transition:transform .15s,box-shadow .15s;display:block}.topic-item:hover{box-shadow:5px 5px 0 var(--window-shadow);transform:translate(-1px,-1px)}.topic-item__title{font-family:var(--font-display);font-size:var(--text-h4);margin:0 0 var(--space-sm);font-weight:600}.topic-item__meta{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);margin:0}.grain-overlay{pointer-events:none;z-index:9999;opacity:.04;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");width:100vw;height:100vh;position:fixed;top:0;left:0}.page-transition-enter{opacity:0;transform:translateY(8px)}.page-transition-enter-active{opacity:1;transition:opacity .3s,transform .3s;transform:translateY(0)}.page-transition-exit{opacity:1}.page-transition-exit-active{opacity:0;transition:opacity .2s}.mode-switch-circle{background:var(--bg-paper);pointer-events:none;z-index:9998;border-radius:50%;position:fixed;transform:scale(0)}.mode-switch-circle--active{animation:mode-circle-expand .6s var(--ease-page) forwards}@keyframes mode-circle-expand{0%{opacity:.8;transform:scale(0)}to{opacity:0;transform:scale(4)}}.scanlines{pointer-events:none;z-index:9997;opacity:.03;background:repeating-linear-gradient(0deg,#0000,#0000 2px,#0000001a 2px 4px);width:100vw;height:100vh;position:fixed;top:0;left:0}.halftone{pointer-events:none;z-index:9996;opacity:.02;background-image:radial-gradient(circle, var(--dot-color) 1px, transparent 1px);background-size:8px 8px;width:100vw;height:100vh;position:fixed;top:0;left:0}.checkerboard{opacity:.06;background-image:linear-gradient(45deg, var(--dot-color) 25%, transparent 25%), linear-gradient(-45deg, var(--dot-color) 25%, transparent 25%), linear-gradient(45deg, transparent 75%, var(--dot-color) 75%), linear-gradient(-45deg, transparent 75%, var(--dot-color) 75%);background-position:0 0,0 4px,4px -4px,-4px 0;background-size:8px 8px;width:48px;height:48px;position:absolute}.barcode{align-items:flex-end;gap:2px;height:24px;display:flex}.barcode__bar{background:var(--text-muted);opacity:.3;width:2px}.instrument-window{border:2px solid var(--window-border);background:var(--bg-surface);box-shadow:4px 4px 0 var(--window-shadow)}.window-chrome{border-bottom:2px solid var(--window-border);background:var(--bg-paper);justify-content:space-between;align-items:center;padding:8px 12px;display:flex}.window-chrome__dots{gap:6px;display:flex}.window-chrome__dot{border:2px solid var(--window-border);background:var(--bg-paper);width:10px;height:10px}.window-chrome__title{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em}.window-chrome__spectrum{gap:2px;display:flex}.window-chrome__spectrum-bar{width:4px;height:12px}.window-chrome__spectrum-bar:first-child{background:var(--spectrum-l1)}.window-chrome__spectrum-bar:nth-child(2){background:var(--spectrum-l2)}.window-chrome__spectrum-bar:nth-child(3){background:var(--spectrum-l3)}.window-chrome__spectrum-bar:nth-child(4){background:var(--spectrum-l4)}.window-chrome__spectrum-bar:nth-child(5){background:var(--spectrum-l5)}.rainbow-progress-bar{background:var(--bg-hover);height:4px;position:relative;overflow:hidden}.rainbow-progress-bar__fill{background:var(--spectrum-gradient);height:100%;transition:width .5s var(--ease-soft);position:relative}.rainbow-progress-bar__fill:after{content:"";background:linear-gradient(90deg,#0000 0%,#ffffff4d 50%,#0000 100%);animation:2s linear infinite rainbow-shimmer;position:absolute;inset:0}.chapter-signal{border:2px solid var(--hairline);background:var(--bg-paper);border-radius:0;flex-shrink:0;width:8px;height:8px;transition:border-color .3s,background .3s}.chapter-signal--pending{border-color:var(--mono-sub);background:var(--mono-sub)}.chapter-signal--done{border-color:var(--accent-progress);background:var(--accent-progress)}[data-mode=deep] .chapter-signal--done{border-color:var(--signal-green);background:var(--signal-green);animation:2s ease-in-out infinite signal-pulse}@keyframes signal-pulse{0%,to{opacity:1}50%{opacity:.5}}.slider-scale{flex-direction:column;gap:4px;min-width:140px;display:flex}.slider-scale__label{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em}.slider-scale__track-wrap{cursor:pointer;height:20px;position:relative}.slider-scale__input{opacity:0;cursor:pointer;z-index:2;width:100%;height:100%;margin:0;padding:0;position:absolute;top:0;left:0}.slider-scale__ticks{background:var(--hairline);pointer-events:none;height:1px;position:absolute;top:50%;left:0;right:0;transform:translateY(-50%)}.slider-scale__tick{background:var(--hairline);width:1px;height:7px;position:absolute;top:-3px;transform:translate(-50%)}.slider-scale__track-wrap:before{content:"";background:var(--text-secondary);z-index:1;height:1px;width:var(--slider-value,50%);position:absolute;top:50%;left:0;transform:translateY(-50%)}.slider-scale__track-wrap:after{content:"";top:50%;left:var(--slider-value,50%);border:2px solid var(--window-border);background:var(--bg-paper);z-index:1;width:8px;height:8px;transition:border-color .15s;position:absolute;transform:translate(-50%,-50%)}.slider-scale__track-wrap--dragging:after,.slider-scale__track-wrap:hover:after{border-color:var(--spectrum-l1)}.typewriter-text{font-family:var(--font-body);font-size:var(--text-body);line-height:1.65}.typewriter-text__cursor{background:var(--text-primary);vertical-align:text-bottom;width:2px;height:1em;margin-left:2px;animation:1s step-end infinite cursor-blink;display:inline-block}.danmaku-container{border:2px solid var(--hairline);background:var(--bg-surface);width:100%;height:120px;position:relative;overflow:hidden}.danmaku-track{width:100%;height:24px;position:absolute}.danmaku-bullet{white-space:nowrap;font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);border:1px solid var(--hairline);background:var(--bg-paper);padding:2px 8px;animation:linear forwards danmaku-float;position:absolute}@keyframes danmaku-float{0%{transform:translate(100%)}to{transform:translate(-100%)}}.study-completion{align-items:center;gap:var(--space-sm);margin:0 0 var(--space-sm);padding:var(--space-sm);border:1px solid var(--hairline);background:color-mix(in srgb, var(--bg-paper) 78%, transparent);grid-template-columns:auto minmax(0,1fr);display:grid}.study-completion__button{min-width:96px}.study-completion__hint{min-width:0;color:var(--text-muted);font-family:var(--font-mono);font-size:var(--text-caption);line-height:1.35}.study-completion--anchored{justify-content:flex-end;align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-md);border-top:1.5px solid var(--hairline);background:color-mix(in srgb, var(--bg-paper) 78%, transparent);border-bottom:0;border-left:0;border-right:0;margin:0;display:flex}.study-completion--anchored .study-completion__button{min-width:auto}.study-card-draft{margin-bottom:var(--space-sm);padding:var(--space-sm);border:1px solid var(--spectrum-l1);background:color-mix(in srgb, var(--bg-paper) 84%, transparent);box-shadow:0 8px 24px var(--window-shadow)}.study-card-draft__header{align-items:center;gap:var(--space-sm);margin-bottom:8px;display:flex}.study-card-draft p{color:var(--text-muted);font-size:var(--text-caption);margin:0 0 8px}.study-card-draft ul{font-size:var(--text-caption);margin:0;padding-left:18px;line-height:1.45}.study-card-draft__actions{gap:var(--space-sm);margin-top:var(--space-sm);flex-wrap:wrap;display:flex}.note-panel{gap:var(--space-md);flex-direction:column;height:100%;display:flex}.note-panel__header{justify-content:space-between;align-items:center;gap:var(--space-sm);display:flex}.note-panel__heading{font-family:var(--font-mono);font-size:var(--text-mono-sm);text-transform:uppercase;letter-spacing:.1em;margin:0}.note-panel__context{font-family:var(--font-mono);color:var(--text-muted);letter-spacing:.05em;margin-bottom:var(--space-sm);font-size:11px}.note-editor{gap:var(--space-sm);flex-direction:column;display:flex}.note-editor__title{font-family:var(--font-mono);font-size:var(--text-body);border:2px solid var(--window-border);padding:var(--space-sm) var(--space-md);background:var(--bg-surface);color:var(--text-primary);width:100%}.note-editor__title:focus{border-color:var(--accent-ai);outline:none}.note-editor__content{font-family:var(--font-body);font-size:var(--text-body);line-height:var(--line-height-base);border:2px solid var(--window-border);padding:var(--space-sm) var(--space-md);background:var(--bg-surface);color:var(--text-primary);resize:vertical;width:100%;min-height:120px}.note-editor__content:focus{border-color:var(--accent-ai);outline:none}.note-editor__tags{padding:var(--space-xs) 0;flex-wrap:wrap;align-items:center;gap:6px;display:flex}.note-editor__tag-input{font-family:var(--font-mono);border:2px solid var(--window-border);background:var(--bg-surface);color:var(--text-primary);flex:1;min-width:120px;padding:4px 8px;font-size:12px}.note-editor__tag-input:focus{border-color:var(--accent-ai);outline:none}.note-editor__actions{align-items:center;gap:var(--space-sm);margin-top:var(--space-xs);display:flex}.note-editor__saved{font-family:var(--font-mono);color:var(--text-muted);margin-left:auto;font-size:11px}.note-tag{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.05em;border:1px solid var(--window-border);background:var(--bg-surface);color:var(--text-secondary);align-items:center;gap:4px;padding:2px 8px;font-size:11px;display:inline-flex}.note-tag--small{padding:1px 6px;font-size:10px}.note-tag__remove{color:var(--text-muted);cursor:pointer;background:0 0;border:none;justify-content:center;align-items:center;margin:0;padding:0;line-height:1;display:inline-flex}.note-tag__remove:hover{color:var(--accent-error)}.note-list{gap:var(--space-sm);flex-direction:column;flex:1;display:flex;overflow-y:auto}.note-list--empty{justify-content:center;align-items:center;min-height:120px}.note-list__empty-text{font-family:var(--font-mono);font-size:var(--text-mono-sm);color:var(--text-muted);text-align:center}.note-card{border:2px solid var(--window-border);background:var(--bg-surface);padding:var(--space-sm) var(--space-md);cursor:pointer;transition:transform .15s,box-shadow .15s}.note-card:hover{box-shadow:4px 4px 0 var(--window-shadow);transform:translateY(-2px)}.note-card--active{border-color:var(--accent-ai);box-shadow:4px 4px #3b82f633}.note-card__header{justify-content:space-between;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-xs);display:flex}.note-card__title{font-family:var(--font-mono);font-size:var(--text-body);text-overflow:ellipsis;white-space:nowrap;flex:1;margin:0;font-weight:600;overflow:hidden}.note-card__delete{color:var(--text-muted);cursor:pointer;opacity:0;background:0 0;border:none;flex-shrink:0;justify-content:center;align-items:center;padding:4px;transition:opacity .15s;display:inline-flex}.note-card:hover .note-card__delete{opacity:1}.note-card__delete:hover{color:var(--accent-error)}.note-card__preview{font-family:var(--font-body);color:var(--text-secondary);margin:0 0 var(--space-xs);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}.note-card__meta{justify-content:space-between;align-items:center;gap:var(--space-sm);display:flex}.note-card__tags{flex-wrap:wrap;flex:1;gap:4px;display:flex}.note-card__date{font-family:var(--font-mono);color:var(--text-muted);white-space:nowrap;flex-shrink:0;font-size:10px}@media (width<=768px){.note-editor__content{min-height:100px}.note-card__delete{opacity:1}}[data-mode=inspiration] body,[data-mode=inspiration] .app-shell{background-color:var(--bg-paper);background:var(--bg-paper)}[data-mode=inspiration] .app-main{background:0 0}[data-mode=inspiration] .grid-bg{background-image:linear-gradient(color-mix(in srgb, var(--hairline) 88%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--hairline) 88%, transparent) 1px, transparent 1px)}[data-mode=inspiration] .window-chrome{background:var(--night-grain), color-mix(in srgb, var(--bg-surface) 88%, transparent);background-blend-mode:soft-light, normal;background-size:128px 128px,auto;border-bottom:0;flex-direction:column;flex:1;justify-content:flex-start;align-items:stretch;min-height:0;padding:0;display:flex}[data-mode=inspiration] .window-chrome__titlebar{background:linear-gradient(90deg, #f6b44b1a, transparent 42%), color-mix(in srgb, var(--bg-surface-warm) 88%, transparent);border-bottom-color:var(--window-border)}[data-mode=inspiration] .window-chrome__title,[data-mode=inspiration] .study-panel__toc-heading{color:var(--text-secondary)}[data-mode=inspiration] .study-page__info-bar{background:color-mix(in srgb, var(--bg-surface-warm) 88%, transparent);border-color:var(--window-border);box-shadow:0 0 18px #f6b44b14}[data-mode=inspiration] .study-page__collapse-btn{background:var(--bg-surface);border-color:color-mix(in srgb, var(--window-border) 68%, transparent);color:var(--text-secondary)}[data-mode=inspiration] .study-page__collapse-btn:hover{border-color:var(--window-border);color:var(--text-primary)}[data-mode=inspiration] .study-page__panel--warm .study-panel__toc,[data-mode=inspiration] .study-page__panel--warm .study-panel__chat,[data-mode=inspiration] .study-page__panel--warm .study-panel__canvas{background:linear-gradient(180deg, #f6b44b0b, transparent 42%), var(--bg-surface-warm)}[data-mode=inspiration] .study-page__panel--cool .study-panel__canvas,[data-mode=inspiration] .chapter-reader-pane__window>.window-chrome{background:linear-gradient(180deg, #c8d7e80b, transparent 48%), var(--bg-surface-cool)}[data-mode=inspiration] .study-panel__tree{background-color:color-mix(in srgb, var(--bg-surface-warm) 82%, transparent);border-top:1px solid color-mix(in srgb, var(--hairline) 70%, transparent)}[data-mode=inspiration] .study-panel__chapter-line{color:var(--text-primary);transition:background-color var(--dur-instant) var(--ease-ink), border-color var(--dur-instant) var(--ease-ink), box-shadow var(--dur-instant) var(--ease-ink);border:1px solid #0000}[data-mode=inspiration] .study-panel__chapter-line:hover,[data-mode=inspiration] .study-panel__chapter-line[aria-pressed=true]{background:color-mix(in srgb, var(--bg-hover) 84%, transparent);border-color:color-mix(in srgb, var(--accent-firefly) 42%, transparent);box-shadow:inset 3px 0 0 var(--accent-firefly), 0 0 18px #f6b44b14}[data-mode=inspiration] .study-panel__chapter-line input[type=radio]{accent-color:var(--accent-firefly)}[data-mode=inspiration] .study-panel__chapter-title--level1{color:var(--spectrum-l1);font-weight:700}[data-mode=inspiration] .study-panel__chapter-title--level2{color:var(--spectrum-l1);opacity:.9;font-weight:500}[data-mode=inspiration] .study-panel__chapter-title--level3{color:var(--spectrum-l1);opacity:.78;font-weight:400}[data-mode=inspiration] .mode-rocker-switch__btn{background:color-mix(in srgb, var(--bg-surface) 82%, transparent);border-color:color-mix(in srgb, var(--window-border) 58%, transparent);color:var(--text-primary);box-shadow:0 0 0 1px #ece3cf09}[data-mode=inspiration] .mode-rocker-switch__btn:hover{border-color:var(--accent-firefly);background:var(--bg-hover)}[data-mode=inspiration] .mode-rocker-switch__btn--active{background:var(--accent-firefly);border-color:var(--accent-firefly);color:var(--text-inverse);box-shadow:0 0 16px #f6b44b3d}[data-mode=inspiration] .study-dialogue__mode-bar{background:color-mix(in srgb, var(--bg-surface-warm) 86%, transparent);border-bottom-color:var(--hairline)}[data-mode=inspiration] .study-question-card{background:linear-gradient(90deg, color-mix(in srgb, var(--accent-firefly) 12%, transparent), transparent 46%), color-mix(in srgb, var(--bg-surface-warm) 88%, transparent);border-bottom-color:var(--hairline);box-shadow:inset 4px 0 0 var(--accent-firefly)}[data-mode=inspiration] .study-question-card__mode{color:var(--accent-firefly)}[data-mode=inspiration] .study-question-card__progress,[data-mode=inspiration] .study-dialogue__empty,[data-mode=inspiration] .study-dialogue__reading-tag,[data-mode=inspiration] .study-dialogue__mode-badge,[data-mode=inspiration] .study-question-card__content--done{color:var(--text-muted)}[data-mode=inspiration] .study-dialogue__messages{background:linear-gradient(color-mix(in srgb, var(--hairline) 58%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--hairline) 46%, transparent) 1px, transparent 1px), color-mix(in srgb, var(--bg-surface-warm) 72%, transparent);background-size:40px 40px}[data-mode=inspiration] .study-dialogue__message{border-color:color-mix(in srgb, var(--window-border) 42%, transparent);box-shadow:0 0 18px #00000029}[data-mode=inspiration] .study-dialogue__message--ai{border-left:4px solid var(--accent-moon);background:#111a16e0}[data-mode=inspiration] .study-dialogue__message--user{border-left:4px solid var(--accent-firefly);background:#1a160fe6}[data-mode=inspiration] .study-dialogue__message-label{color:var(--accent-moon)}[data-mode=inspiration] .study-dialogue__message--user .study-dialogue__message-label{color:var(--accent-firefly)}[data-mode=inspiration] .study-dialogue__input-area{background:color-mix(in srgb, var(--bg-surface-warm) 88%, transparent);border-top-color:var(--hairline)}[data-mode=inspiration] .study-dialogue__input{border-color:color-mix(in srgb, var(--window-border) 58%, transparent);color:var(--text-primary);background:#0b120d;border-radius:4px}[data-mode=inspiration] .study-dialogue__input:focus{border-color:var(--accent-firefly);box-shadow:0 0 0 2px #f6b44b29,0 0 18px #f6b44b1f}[data-mode=inspiration] .study-dialogue__input::placeholder{color:var(--text-muted)}[data-mode=inspiration] .study-dialogue__send-btn{border-color:color-mix(in srgb, var(--window-border) 70%, transparent);background:var(--bg-surface);color:var(--accent-firefly);border-radius:4px}[data-mode=inspiration] .study-dialogue__send-btn:not(:disabled):hover{background:var(--accent-firefly);border-color:var(--accent-firefly);color:var(--text-inverse)}[data-mode=inspiration] .book-card--compact{padding:var(--space-md);background:var(--night-grain), linear-gradient(180deg, #f6b44b0e, transparent 48%), color-mix(in srgb, var(--bg-surface) 92%, transparent);background-blend-mode:soft-light, normal, normal;border-color:var(--window-border);background-size:128px 128px,auto,auto;box-shadow:0 0 24px #00000038}[data-mode=inspiration] .book-card--compact .book-card__actions{justify-content:flex-end;width:100%;display:flex}[data-mode=inspiration] .book-card--compact .btn--danger{background:var(--accent-danger-bg);border-color:var(--accent-danger);width:34px;height:34px;color:var(--accent-danger);transition:transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft), opacity var(--dur-quick) var(--ease-soft);padding:0;box-shadow:0 0 12px #f07e5724}[data-mode=inspiration] .book-card--compact .btn--danger:hover{background:var(--accent-danger);color:var(--text-inverse);opacity:1;box-shadow:0 0 16px #f07e573d}[data-mode=inspiration] .btn--danger{background:var(--accent-danger-bg);border-color:var(--accent-danger);color:var(--accent-danger);transition:transform var(--dur-quick) var(--ease-spring), box-shadow var(--dur-quick) var(--ease-soft), opacity var(--dur-quick) var(--ease-soft)}[data-mode=inspiration] .btn--danger:hover{background:var(--accent-danger);color:var(--text-inverse)}[data-mode=inspiration] .btn,[data-mode=inspiration] .btn--secondary,[data-mode=inspiration] .btn--ghost{letter-spacing:.05em;box-shadow:none;border-width:1px;font-size:12px}[data-mode=inspiration] .btn--secondary{color:var(--text-secondary);background:0 0;border-color:#ece3cf47}[data-mode=inspiration] .btn--secondary:hover{color:var(--text-primary);background:#ffffff14;border-color:#ece3cf75}[data-mode=inspiration] .btn--ghost{color:var(--text-cool-muted);background:0 0;border-color:#ece3cf29}[data-mode=inspiration] .btn--ghost:hover{color:var(--text-primary);background:#ffffff14;border-color:#ece3cf57}[data-mode=inspiration] .btn--primary{box-shadow:none;background:color-mix(in srgb, var(--accent-firefly) 16%, transparent);color:var(--text-primary);border-width:1px;border-color:#f6b44b75}[data-mode=inspiration] .btn--primary:hover{background:color-mix(in srgb, var(--accent-firefly) 24%, transparent);border-color:#f6b44b9e}[data-mode=inspiration] .mode-toggle__indicator{background:var(--accent-firefly);box-shadow:0 0 10px #f6b44bb8}[data-mode=inspiration] .bg-preview__panel{background:color-mix(in srgb, var(--bg-surface) 92%, transparent);border-color:var(--window-border)}.firefly-dock{z-index:50;pointer-events:auto;position:fixed;bottom:max(16px,2.2vh);left:50%;transform:translate(-50%)}.firefly-dock__prompt{font-family:var(--font-mono);font-size:var(--text-mono-sm);letter-spacing:.04em;color:var(--text-secondary);border:1px solid #f6b44b2e;border-left:2px solid var(--accent-firefly);-webkit-backdrop-filter:blur(4px);cursor:pointer;opacity:.42;transition:opacity .35s var(--ease-soft), color .35s var(--ease-soft), background .35s var(--ease-soft), border-color .35s var(--ease-soft), box-shadow .35s var(--ease-soft);background:#05080675;border-radius:0 4px 4px 0;align-items:center;gap:10px;padding:8px 16px;line-height:1.45;display:inline-flex}.firefly-dock__prompt:hover,.firefly-dock__prompt:focus-visible{opacity:.92;color:var(--text-primary);background:#0a0f0ab8;border-color:#f6b44b75;box-shadow:0 0 24px #f6b44b2e}.firefly-dock__prompt:focus-visible{outline:2px solid var(--accent-firefly);outline-offset:2px}.firefly-dock__glow{background:var(--accent-firefly);width:6px;height:6px;animation:firefly-pulse 2.4s var(--ease-soft) infinite;border-radius:50%;flex-shrink:0;box-shadow:0 0 8px #f6b44bb8}@keyframes firefly-pulse{0%,to{opacity:.55;transform:scale(.92)}50%{opacity:1;transform:scale(1.08)}}@media print{.firefly-dock,.app-nav,.mode-toggle,.mobile-nav-toggle,.grain-overlay,.scanlines,.halftone,.checkerboard,.danmaku-container{display:none!important}.page{max-width:none;padding:0}.card,.instrument-window,.dialogue-panel,.import-result,.restatement-version,.reflection-card,.topic-item,.book-card{break-inside:avoid;box-shadow:none!important;border:1px solid #ccc!important}.grain-overlay,[data-testid=grain-overlay],.halftone,.checkerboard,.barcode,[data-testid=halftone-overlay],[data-testid=checkerboard-overlay],[data-testid=barcode-decoration],.skip-link{display:none!important}a[href]:after{content:" (" attr(href) ")";color:#666;word-break:break-all;font-size:11px}.app-nav__brand:after,.app-nav__link:after,.btn:after{content:none!important}.structure-map__chapter-hint,.structure-map__evidence{background:#fff!important;border-color:#ccc!important}}.selection-toolbar{gap:var(--space-xs);padding:var(--space-xs);background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:4px 4px 0 var(--window-shadow);border-radius:0;animation:.2s ease-out window-enter;display:flex}.selection-toolbar__btn{font-family:var(--font-mono);text-transform:uppercase;letter-spacing:.06em;border:2px solid var(--window-border);background:var(--bg-paper);color:var(--text-primary);box-shadow:2px 2px 0 var(--window-shadow);cursor:pointer;white-space:nowrap;padding:4px 8px;font-size:11px}.selection-toolbar__btn:hover{box-shadow:3px 3px 0 var(--window-shadow);transform:translate(-1px,-1px)}.selection-toolbar__btn:active{box-shadow:1px 1px 0 var(--window-shadow);transform:translate(1px,1px)}.selection-toolbar__btn--primary{background:var(--text-primary);color:var(--bg-surface)}[data-mode=deep] .selection-toolbar{background:var(--bg-deep-surface,var(--bg-surface));box-shadow:none;border-width:1px}[data-mode=deep] .selection-toolbar__btn{box-shadow:none;border-width:1px}.annotation{cursor:pointer;transition:background-color var(--dur-instant) var(--ease-soft), border-color var(--dur-instant) var(--ease-soft)}.annotation:hover{filter:brightness(.95)}.annotation--highlight.annotation--yellow{background-color:#ffeb3b6b}.annotation--highlight.annotation--green{background-color:#4caf504d}.annotation--highlight.annotation--blue{background-color:#2196f34d}.annotation--note.annotation--yellow{background-color:#ffeb3b4d;border-bottom:2px dashed #f9a825b3}.annotation--note.annotation--green{background-color:#4caf5038;border-bottom:2px dashed #2e7d32b3}.annotation--note.annotation--blue{background-color:#2196f338;border-bottom:2px dashed #1565c0b3}.annotation--underline{border-bottom:2px solid;padding-bottom:1px}.annotation--underline.annotation--yellow{border-bottom-color:#f9a825c7}.annotation--underline.annotation--green{border-bottom-color:#2e7d32c7}.annotation--underline.annotation--blue{border-bottom-color:#1565c0c7}[data-mode=deep] .annotation:hover{filter:brightness(1.1)}.annotation-popover{gap:var(--space-sm);width:280px;max-width:calc(100vw - var(--space-lg) * 2);padding:var(--space-sm);background:var(--bg-surface);border:2px solid var(--window-border);box-shadow:4px 4px 0 var(--window-shadow);border-radius:0;flex-direction:column;animation:.2s ease-out window-enter;display:flex}.annotation-popover__quote{max-height:96px;padding:var(--space-xs);font-family:var(--font-body);color:var(--text-secondary);background:color-mix(in srgb, var(--bg-paper) 72%, transparent);border-left:3px solid var(--accent-ai);white-space:pre-wrap;word-break:break-word;font-size:13px;line-height:1.5;overflow-y:auto}.annotation-popover__colors{align-items:center;gap:var(--space-sm);display:flex}.annotation-popover__swatch{border:2px solid var(--window-border);cursor:pointer;width:22px;height:22px;transition:transform var(--dur-instant) var(--ease-soft), border-color var(--dur-instant) var(--ease-soft);background:0 0;padding:0}.annotation-popover__swatch:hover{transform:scale(1.08)}.annotation-popover__swatch--active{border-color:var(--text-primary);box-shadow:0 0 0 2px var(--bg-surface), 0 0 0 4px var(--text-primary)}.annotation-popover__swatch--yellow{background-color:#ffeb3b}.annotation-popover__swatch--green{background-color:#4caf50}.annotation-popover__swatch--blue{background-color:#2196f3}.annotation-popover__input{width:100%;min-height:72px;padding:var(--space-xs);font-family:var(--font-body);color:var(--text-primary);background:var(--bg-paper);border:2px solid var(--window-border);resize:vertical;font-size:13px;line-height:1.5}.annotation-popover__input:focus{border-color:var(--accent-ai);outline:none}.annotation-popover__actions{justify-content:flex-end;gap:var(--space-xs);display:flex}[data-mode=deep] .annotation-popover{background:var(--bg-deep-surface,var(--bg-surface));box-shadow:none;border-width:1px}[data-mode=deep] .annotation-popover__input,[data-mode=deep] .annotation-popover__swatch{border-width:1px}.auth-page{min-height:calc(100vh - var(--nav-height,56px));justify-content:center;align-items:center;padding:2rem 1rem;display:flex}.auth-page__container{width:100%;max-width:420px}.auth-form{flex-direction:column;gap:1rem;display:flex}.auth-form__field{flex-direction:column;gap:.375rem;display:flex}.auth-form__label{letter-spacing:.08em;text-transform:uppercase;color:var(--text-muted);font-size:.75rem}.auth-form__input{width:100%;font:inherit;color:var(--text-primary);background:var(--bg-surface);border:1px solid var(--hairline);border-radius:var(--radius-sm,4px);outline:none;padding:.625rem .75rem;transition:border-color .15s,box-shadow .15s}.auth-form__input:focus{border-color:var(--accent-ai);box-shadow:0 0 0 2px var(--accent-ai-glow,#e0c3fc33)}.auth-form__error{color:var(--signal-red,#ff6b6b);border-radius:var(--radius-sm,4px);background:#ff6b6b1a;border:1px solid #ff6b6b40;padding:.5rem .75rem;font-size:.875rem}.auth-form__submit{width:100%;margin-top:.5rem}.auth-form__footer{justify-content:center;gap:.5rem;font-size:.875rem;display:flex}.auth-form__toggle{font:inherit;color:var(--accent-ai);cursor:pointer;background:0 0;border:none;padding:0}.auth-form__toggle:hover{text-decoration:underline}.auth-form__skip{justify-content:center;font-size:.875rem;display:flex}.auth-form__skip-link{color:var(--text-muted);text-decoration:none}.auth-form__skip-link:hover{color:var(--text-secondary);text-decoration:underline}.settings-group__row--align-start{align-items:flex-start}.settings-group__input-wrap{flex-direction:column;flex:auto;gap:.25rem;display:flex}.settings-group__input-wrap .input{width:100%}.settings-group__error{color:var(--signal-red,#ff6b6b);font-size:.75rem}.settings-group__success{color:var(--signal-green,#6bff84);font-size:.75rem}.book-card__actions{align-items:center;gap:.5rem;display:flex}.book-card__finish-btn{width:28px;height:28px;color:var(--text-muted);border:1px solid var(--hairline);border-radius:var(--radius-sm,4px);cursor:pointer;background:0 0;justify-content:center;align-items:center;padding:0;transition:color .15s,background-color .15s,border-color .15s;display:inline-flex}.book-card__finish-btn:hover{color:var(--signal-green,#6bff84);border-color:var(--signal-green,#6bff84)}.book-card__finish-btn--finished{color:var(--signal-green,#6bff84);border-color:var(--signal-green,#6bff84);background:#6bff841a}.book-card__remove-btn{width:28px;height:28px;color:var(--signal-red,#ff6b6b);border-radius:var(--radius-sm,4px);cursor:pointer;background:0 0;border:1px solid #0000;justify-content:center;align-items:center;padding:0;transition:background-color .15s;display:inline-flex}.book-card__remove-btn:hover{background:#ff6b6b1a}.books-page__ungrouped-label{letter-spacing:.08em;text-transform:uppercase;width:100%;color:var(--text-muted);border-bottom:1px solid var(--hairline);margin:0;padding:.5rem 0;font-size:.75rem}.archive-card__excerpts{border-top:1px solid var(--hairline);margin-top:1rem;padding-top:1rem}.archive-card__excerpts h4{color:var(--text-secondary);margin:0 0 .5rem;font-size:.875rem}.archive-card__excerpts ul{margin:0;padding-left:1.25rem}.archive-card__excerpts li{color:var(--text-primary);margin-bottom:.375rem;font-size:.875rem}.study-question-card__content .specimen-tag{margin-right:.5rem}.study-question-card__actions{margin-top:.75rem}.btn--small{padding:.375rem .625rem;font-size:.75rem}.study-dialogue__provider-bar{justify-content:space-between;align-items:center;gap:var(--space-sm);padding:.5rem var(--space-md);border-bottom:1px solid var(--hairline);flex-shrink:0;display:flex}.study-dialogue__provider-bar .btn--ghost{padding:.25rem .5rem;font-size:.75rem}.digest-section{margin-top:var(--space-2xl)}.digest-section__title{margin:0 0 var(--space-lg);font-size:var(--text-h3);font-family:var(--font-heading)}.digest-book-group{margin-bottom:var(--space-xl)}.digest-book-group__title{margin:0 0 var(--space-md);color:var(--text-primary);font-size:1.125rem}.digest-chapter-group{margin-bottom:var(--space-lg);padding-left:var(--space-md);border-left:2px solid var(--hairline)}.digest-chapter-group__title{margin:0 0 var(--space-sm);color:var(--text-secondary);font-size:.875rem;font-family:var(--font-mono)}.digest-grid{gap:var(--space-md);grid-template-columns:repeat(auto-fit,minmax(260px,1fr));display:grid}.digest-card{border:1.5px solid var(--hairline);background:var(--bg-paper);padding:var(--space-md);gap:var(--space-sm);flex-direction:column;display:flex}.digest-card__header{align-items:center;gap:var(--space-sm);flex-wrap:wrap;display:flex}.digest-card__date{font-family:var(--font-mono);font-size:var(--text-caption);color:var(--text-muted);margin-left:auto}.digest-card__question{color:var(--text-primary);margin:0;font-size:1rem}.digest-card__understanding{color:var(--text-secondary);-webkit-line-clamp:3;-webkit-box-orient:vertical;margin:0;font-size:.875rem;line-height:1.55;display:-webkit-box;overflow:hidden}