:root{
 --bg:#140008;--bg2:#24000d;--bg3:#390015;--panel:rgba(92,0,34,.31);--panel2:rgba(255,255,255,.055);
 --text:#fff5f8;--muted:#cfb8c1;--line:rgba(255,255,255,.13);--cherry:#8f1039;--cherry2:#d12a61;--hot:#ff4e86;--rose:#ffb2c8;
 --shadow:0 24px 80px rgba(0,0,0,.42);--radius:26px;--shell:min(1220px,calc(100vw - 48px));
}
html[data-theme="light"]{--bg:#fff4f7;--bg2:#f7dbe4;--bg3:#fbe9ee;--panel:rgba(255,255,255,.64);--panel2:rgba(143,16,57,.055);--text:#27010e;--muted:#6c3b4b;--line:rgba(87,0,31,.14);--shadow:0 22px 60px rgba(95,0,34,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:radial-gradient(circle at 15% 10%,rgba(209,42,97,.19),transparent 30%),radial-gradient(circle at 85% 25%,rgba(143,16,57,.24),transparent 32%),linear-gradient(145deg,var(--bg),var(--bg2) 48%,var(--bg));color:var(--text);min-height:100vh;overflow-x:hidden}body:before{content:"";position:fixed;inset:0;pointer-events:none;background-image:linear-gradient(rgba(255,255,255,.025) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:48px 48px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.6),transparent 90%);z-index:-2}a{color:inherit}.shell{width:var(--shell);margin:auto}.glass{background:linear-gradient(145deg,rgba(255,255,255,.09),rgba(255,255,255,.025));border:1px solid var(--line);box-shadow:var(--shadow);backdrop-filter:blur(24px) saturate(145%);-webkit-backdrop-filter:blur(24px) saturate(145%)}
.topbar{position:sticky;top:0;z-index:1000;border-width:0 0 1px;background:rgba(22,0,8,.66)}html[data-theme="light"] .topbar{background:rgba(255,244,247,.72)}.nav-shell{min-height:76px;display:flex;align-items:center;gap:18px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;white-space:nowrap}.brand-mark{width:42px;height:42px;border-radius:15px;display:grid;place-items:center;font-weight:900;letter-spacing:-.06em;background:radial-gradient(circle at 30% 25%,#ff8fb3,var(--cherry2) 42%,#5f0828);box-shadow:0 0 30px rgba(255,78,134,.3),inset 0 1px 1px rgba(255,255,255,.45)}.brand-text{font-weight:750;letter-spacing:.06em;font-size:.86rem}.brand-text b{color:var(--rose)}.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center}.nav-links a{font-size:.79rem;text-decoration:none;color:var(--muted);padding:10px 9px;border-radius:11px;transition:.2s}.nav-links a:hover,.nav-links a.active{background:rgba(255,255,255,.075);color:var(--text)}.nav-tools{display:flex;align-items:center;gap:7px}.icon-btn,.theme-toggle,.menu-btn,.lang-btn{appearance:none;border:1px solid var(--line);color:var(--text);background:rgba(255,255,255,.05);border-radius:13px;min-height:40px;cursor:pointer;transition:.2s}.icon-btn:hover,.theme-toggle:hover,.menu-btn:hover,.lang-btn:hover{background:rgba(255,255,255,.11);transform:translateY(-1px)}.icon-btn{width:40px}.theme-toggle{padding:0 12px;display:flex;align-items:center;gap:8px;font-size:.72rem}.theme-orb{width:10px;height:10px;border-radius:50%;background:var(--hot);box-shadow:0 0 13px var(--hot)}.menu-btn{display:none;width:40px}.lang-switch{display:flex;gap:3px;border:1px solid var(--line);border-radius:13px;padding:3px;background:rgba(0,0,0,.08)}.lang-btn{border:0;min-height:32px;padding:0 8px;font-size:.7rem;border-radius:9px}.lang-btn.active{background:linear-gradient(135deg,var(--cherry2),var(--cherry));color:white;box-shadow:0 5px 18px rgba(143,16,57,.28)}
.hero{min-height:70vh;display:flex;align-items:center;padding:82px 0 58px;position:relative;overflow:clip}.hero:after{content:"";position:absolute;width:480px;height:480px;border-radius:50%;right:-160px;top:40px;background:radial-gradient(circle,rgba(255,78,134,.18),transparent 62%);filter:blur(8px);pointer-events:none}.hero-grid{display:grid;grid-template-columns:1.06fr .94fr;gap:58px;align-items:center}.eyebrow,.kicker{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--rose);font-weight:800}.hero h1{font-size:clamp(3.3rem,7.6vw,7rem);line-height:.86;letter-spacing:-.068em;margin:18px 0 26px;max-width:900px}.accent{background:linear-gradient(90deg,#fff,var(--rose) 40%,var(--hot));-webkit-background-clip:text;background-clip:text;color:transparent}.lead{font-size:1.15rem;line-height:1.68;color:var(--muted);max-width:720px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:14px;text-decoration:none;font-weight:760;font-size:.86rem;border:1px solid var(--line);transition:.22s}.btn.primary{background:linear-gradient(135deg,var(--cherry2),var(--cherry));box-shadow:0 12px 34px rgba(143,16,57,.35);color:white}.btn.ghost{background:rgba(255,255,255,.045)}.btn:hover{transform:translateY(-2px);filter:brightness(1.08)}.hero-visual{display:grid;place-items:center}.liquid-orbit{width:min(510px,42vw);aspect-ratio:1;border-radius:38% 62% 58% 42% / 45% 38% 62% 55%;position:relative;display:grid;place-items:center;animation:morph 10s ease-in-out infinite;overflow:hidden}.liquid-orbit:before{content:"";position:absolute;inset:7%;border-radius:50%;background:radial-gradient(circle at 36% 30%,rgba(255,255,255,.23),rgba(209,42,97,.08) 42%,transparent 68%);filter:blur(3px)}.core{position:relative;text-align:center;font-weight:900;letter-spacing:.04em;font-size:1.25rem;z-index:3}.core span{font-size:.72rem;color:var(--rose)}.orbit-ring{position:absolute;border:1px solid rgba(255,255,255,.18);border-radius:50%;animation:spin 18s linear infinite}.r1{inset:16%}.r2{inset:27%;animation-direction:reverse;animation-duration:13s}.r3{inset:38%;animation-duration:9s}.float-node{position:absolute;font-size:.61rem;font-weight:800;letter-spacing:.07em;padding:8px 11px;border:1px solid var(--line);border-radius:999px;background:rgba(30,0,10,.72);box-shadow:0 10px 30px rgba(0,0,0,.25);z-index:4}.n1{top:14%;left:8%}.n2{right:4%;top:30%}.n3{left:5%;bottom:26%}.n4{right:8%;bottom:12%}@keyframes spin{to{transform:rotate(360deg)}}@keyframes morph{0%,100%{border-radius:38% 62% 58% 42% / 45% 38% 62% 55%}50%{border-radius:58% 42% 40% 60% / 62% 56% 44% 38%}}
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.content-prose{max-width:920px}.content-prose h2{font-size:2rem;margin:45px 0 14px}.content-prose h3{margin-top:30px}.content-prose p,.content-prose li{line-height:1.78;color:var(--muted)}.content-prose strong{color:var(--text)}.callout{border-left:3px solid var(--hot);padding:18px 22px;border-radius:0 16px 16px 0;background:rgba(209,42,97,.08);margin:24px 0}.source-note{font-size:.78rem;color:var(--muted);border:1px solid var(--line);border-radius:14px;padding:13px 16px;background:rgba(255,255,255,.025)}.manifesto-original{white-space:pre-line;line-height:1.72;color:var(--muted)}details.glass{border-radius:18px;margin:12px 0;overflow:hidden}details summary{cursor:pointer;padding:18px 20px;font-weight:800;list-style:none}details summary::-webkit-details-marker{display:none}details summary:after{content:"+";float:right;color:var(--rose);font-size:1.3rem}details[open] summary:after{content:"−"}details .details-body{padding:0 20px 20px;color:var(--muted);line-height:1.7}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat-card strong{display:block;font-size:2rem;letter-spacing:-.04em}.stat-card span{font-size:.75rem;color:var(--muted)}.filterbar{display:flex;gap:8px;flex-wrap:wrap;margin:22px 0}.filterbar button{appearance:none;border:1px solid var(--line);background:rgba(255,255,255,.045);color:var(--muted);border-radius:999px;padding:9px 13px;cursor:pointer}.filterbar button.active{background:var(--cherry);color:white}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.video-card{padding:0;border-radius:22px;overflow:hidden;cursor:pointer;transition:.22s}.video-card:hover{transform:translateY(-4px);border-color:rgba(255,178,200,.4)}.video-thumb{aspect-ratio:16/9;display:grid;place-items:center;position:relative;background:radial-gradient(circle at 35% 25%,rgba(255,117,162,.2),transparent 35%),linear-gradient(145deg,#2c0011,#5d0828)}.video-thumb .play{width:56px;height:56px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);font-size:1.2rem}.video-num{position:absolute;top:12px;left:12px;font-size:.67rem;font-weight:900;padding:6px 8px;background:rgba(0,0,0,.45);border-radius:8px}.video-duration{position:absolute;right:10px;bottom:10px;font-size:.66rem;background:rgba(0,0,0,.58);padding:5px 7px;border-radius:6px}.video-info{padding:18px}.video-info h3{font-size:1rem;margin:0 0 9px;line-height:1.35}.video-info p{margin:0;color:var(--muted);font-size:.82rem;line-height:1.55}.video-meta{display:flex;gap:6px;flex-wrap:wrap;margin-top:13px}.video-meta span{font-size:.62rem;padding:5px 7px;border-radius:7px;background:rgba(209,42,97,.11);color:var(--rose)}.player-hero{border-radius:26px;padding:18px}.player-wrap{position:relative;aspect-ratio:16/9;background:#050002;border-radius:19px;overflow:hidden}.player-wrap iframe{width:100%;height:100%;border:0}.player-caption{display:flex;justify-content:space-between;gap:20px;padding:14px 6px 2px;color:var(--muted);font-size:.8rem}.podcast-player{border-radius:26px;padding:18px}.podcast-player iframe{width:100%;border:0;border-radius:16px}.doc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.doc-card .badge{display:inline-block;font-size:.62rem;font-weight:850;letter-spacing:.07em;padding:6px 8px;border-radius:7px;background:rgba(209,42,97,.15);color:var(--rose)}.doc-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:16px}.mini-btn{font-size:.72rem;text-decoration:none;padding:9px 11px;border-radius:10px;border:1px solid var(--line);background:rgba(255,255,255,.035)}.reader{border-radius:24px;padding:14px;margin-top:22px}.reader iframe{width:100%;height:72vh;border:0;border-radius:16px;background:white}.timeline{position:relative;padding-left:24px}.timeline:before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:var(--line)}.timeline-item{position:relative;margin:0 0 26px}.timeline-item:before{content:"";position:absolute;left:-24px;top:7px;width:11px;height:11px;border-radius:50%;background:var(--hot);box-shadow:0 0 16px rgba(255,78,134,.4)}.timeline-item h3{margin:0 0 6px}.timeline-item p{color:var(--muted);margin:0;line-height:1.65}.route{display:grid;gap:14px}.route-step{border-radius:22px;padding:22px;display:grid;grid-template-columns:56px 1fr;gap:18px}.route-index{width:50px;height:50px;border-radius:16px;display:grid;place-items:center;background:linear-gradient(135deg,var(--cherry2),var(--cherry));font-weight:900}.route-step h3{margin:0 0 8px}.route-step p{margin:0;color:var(--muted);line-height:1.55}.route-videos{margin-top:10px;font-size:.75rem;color:var(--rose);font-weight:750}.archive-table{width:100%;border-collapse:separate;border-spacing:0 8px}.archive-table th{text-align:left;color:var(--muted);font-size:.7rem;text-transform:uppercase;letter-spacing:.09em;padding:8px 12px}.archive-table td{padding:13px 12px;background:rgba(255,255,255,.035);border-top:1px solid var(--line);border-bottom:1px solid var(--line);font-size:.82rem}.archive-table td:first-child{border-left:1px solid var(--line);border-radius:12px 0 0 12px}.archive-table td:last-child{border-right:1px solid var(--line);border-radius:0 12px 12px 0;color:var(--muted)}
.search-overlay,.video-modal{position:fixed;inset:0;z-index:2000;background:rgba(8,0,3,.78);backdrop-filter:blur(18px);display:none;align-items:flex-start;justify-content:center;padding:8vh 20px;overflow:auto}.search-overlay.open,.video-modal.open{display:flex}.search-box{width:min(840px,100%);border-radius:26px;padding:24px}.search-head{display:flex;justify-content:space-between;align-items:center}.search-head h2{margin:4px 0 14px}.search-box input{width:100%;height:52px;border-radius:14px;border:1px solid var(--line);background:rgba(255,255,255,.06);color:var(--text);padding:0 16px;font:inherit;outline:none}.search-results{display:grid;gap:8px;margin-top:14px;max-height:55vh;overflow:auto}.search-result{text-decoration:none;border:1px solid var(--line);border-radius:14px;padding:13px;background:rgba(255,255,255,.025)}.search-result strong{display:block}.search-result span{font-size:.74rem;color:var(--muted)}.video-modal-card{width:min(1000px,100%);border-radius:26px;padding:18px}.modal-top{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:0 3px 12px}.modal-top h3{margin:0;font-size:1rem}.modal-player{aspect-ratio:16/9;border-radius:17px;overflow:hidden;background:#000}.modal-player iframe{width:100%;height:100%;border:0}.modal-review{font-size:.9rem;color:var(--muted);padding:16px 4px 4px;line-height:1.65}.modal-note{font-size:.76rem;color:var(--muted);padding:12px 2px 0}
.footer{margin-top:70px;border-top:1px solid var(--line);padding:44px 0 22px;background:rgba(0,0,0,.08)}.footer-grid{display:grid;grid-template-columns:1.5fr .75fr .75fr;gap:36px}.footer p{color:var(--muted);max-width:520px;line-height:1.55}.footer strong{display:block;margin-bottom:12px}.footer a{display:block;color:var(--muted);text-decoration:none;font-size:.82rem;margin:7px 0}.footer-bottom{border-top:1px solid var(--line);margin-top:32px;padding-top:18px;display:flex;justify-content:space-between;color:var(--muted);font-size:.7rem}.reveal{opacity:0;transform:translateY(18px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:none}.delay-1{transition-delay:.08s}.delay-2{transition-delay:.16s}.delay-3{transition-delay:.24s}[data-lang-section]{display:none}[data-lang-section].active{display:block}.hide{display:none!important}
@media(max-width:1100px){.nav-links{position:fixed;left:20px;right:20px;top:86px;display:none;flex-direction:column;align-items:stretch;padding:14px;border:1px solid var(--line);background:rgba(31,0,12,.94);backdrop-filter:blur(24px);border-radius:20px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.menu-btn{display:block}.nav-links a{padding:12px}.hero-grid{grid-template-columns:1fr}.hero-visual{order:-1}.liquid-orbit{width:min(490px,82vw)}.card-grid.four,.media-grid{grid-template-columns:repeat(2,1fr)}.video-grid,.doc-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){:root{--shell:min(100% - 28px,1220px)}.brand-text{display:none}.lang-switch{order:3}.theme-toggle .theme-label{display:none}.hero{padding-top:42px}.hero h1{font-size:clamp(3rem,16vw,5rem)}.hero-grid{gap:26px}.card-grid.four,.card-grid.three,.card-grid.two,.media-grid,.split-grid,.video-grid,.doc-grid,.stats,.footer-grid{grid-template-columns:1fr}.page-title{font-size:2.7rem}.route-step{grid-template-columns:46px 1fr}.route-index{width:42px;height:42px}.reader iframe{height:62vh}.footer-bottom{flex-direction:column;gap:8px}.nav-shell{gap:9px}.nav-tools{margin-left:auto}.lang-btn{padding:0 6px;font-size:.64rem}.section{padding:52px 0}.archive-table{display:block;overflow:auto;white-space:nowrap}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}.reveal{opacity:1;transform:none}}

/* =========================================================
   V3 — KNOWLEDGE TREE + DEDICATED LIGHT MODE
   ========================================================= */
:root{
 --tree-node:#ff7da8;--tree-edge:rgba(255,147,184,.32);--tree-glow:rgba(255,57,120,.34);
 --tree-origin:#c78a9f;--tree-structure:#e2a9bc;--tree-constraint:#ff789f;--tree-ssd:#ffb2c8;
 --tree-compute:#f7c4d4;--tree-control:#ff8eb2;--tree-application:#d88da7;--tree-knowledge:#cba7b6;
}
html[data-theme="light"]{
 --bg:#fffafb;--bg2:#f5e9ed;--bg3:#efe0e6;
 --panel:rgba(255,255,255,.92);--panel2:rgba(112,14,50,.065);
 --text:#1d0911;--muted:#503641;--line:rgba(79,12,37,.24);
 --cherry:#741332;--cherry2:#9f1743;--hot:#ad1749;--rose:#751638;
 --shadow:0 22px 58px rgba(80,17,40,.13);
 --tree-node:#8d1740;--tree-edge:rgba(104,18,52,.31);--tree-glow:rgba(153,25,68,.16);
 --tree-origin:#765261;--tree-structure:#865366;--tree-constraint:#a5204e;--tree-ssd:#7e173a;
 --tree-compute:#6c3448;--tree-control:#951940;--tree-application:#7f3c55;--tree-knowledge:#5e4b53;
}
html[data-theme="light"] body{
 background:radial-gradient(circle at 12% 8%,rgba(165,26,75,.09),transparent 28%),radial-gradient(circle at 84% 20%,rgba(116,19,50,.08),transparent 32%),linear-gradient(145deg,var(--bg),var(--bg2) 50%,#fff 100%);
}
html[data-theme="light"] body:before{
 background-image:linear-gradient(rgba(61,12,30,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(61,12,30,.04) 1px,transparent 1px);
}
html[data-theme="light"] .glass{background:linear-gradient(145deg,rgba(255,255,255,.96),rgba(255,250,252,.83));border-color:rgba(79,12,37,.22)}
html[data-theme="light"] .topbar{background:rgba(255,250,251,.92);border-color:rgba(79,12,37,.18)}
html[data-theme="light"] .nav-links a:hover,html[data-theme="light"] .nav-links a.active{background:rgba(111,19,51,.095);color:#19070e}
html[data-theme="light"] .icon-btn,html[data-theme="light"] .theme-toggle,html[data-theme="light"] .menu-btn,html[data-theme="light"] .lang-btn{background:rgba(255,255,255,.86);color:#210a13;border-color:rgba(79,12,37,.22)}
html[data-theme="light"] .icon-btn:hover,html[data-theme="light"] .theme-toggle:hover,html[data-theme="light"] .menu-btn:hover,html[data-theme="light"] .lang-btn:hover{background:#f2e2e8}
html[data-theme="light"] .lang-switch{background:#f2e2e8;border-color:rgba(79,12,37,.20)}
html[data-theme="light"] .lang-btn.active{background:linear-gradient(135deg,#a61a49,#721330);color:#fff}
html[data-theme="light"] .brand-text b{color:#7c1639}
html[data-theme="light"] .eyebrow,html[data-theme="light"] .kicker,html[data-theme="light"] .breadcrumb a,html[data-theme="light"] .card a,html[data-theme="light"] .doc-card a,html[data-theme="light"] .route-videos,html[data-theme="light"] details summary:after{color:#7a1436}
html[data-theme="light"] .accent{background:linear-gradient(90deg,#35101d,#7c1538 46%,#aa1b49);-webkit-background-clip:text;background-clip:text;color:transparent}
html[data-theme="light"] .btn.ghost{background:#fff;border-color:rgba(79,12,37,.24);color:#250b15}
html[data-theme="light"] .btn.primary{background:linear-gradient(135deg,#a71b4a,#6e122e);color:#fff;box-shadow:0 12px 30px rgba(112,19,48,.18)}
html[data-theme="light"] .pill-row span,html[data-theme="light"] .tag,html[data-theme="light"] .source-note,html[data-theme="light"] .filterbar button,html[data-theme="light"] .mini-btn,html[data-theme="light"] .search-result{background:#fff;color:#432c35;border-color:rgba(79,12,37,.22)}
html[data-theme="light"] .filterbar button.active{background:#741332;color:#fff}
html[data-theme="light"] .doc-card .badge,html[data-theme="light"] .video-meta span{background:rgba(116,19,50,.095);color:#711431}
html[data-theme="light"] .media-icon{background:rgba(116,19,50,.095);color:#781537}
html[data-theme="light"] .callout{background:rgba(155,24,68,.065);border-left-color:#9f1743}
html[data-theme="light"] .archive-table td{background:rgba(255,255,255,.91);color:#27111a}
html[data-theme="light"] .archive-table td:last-child,html[data-theme="light"] .archive-table th{color:#563b46}
html[data-theme="light"] .search-box input{background:#fff;color:#1e0911;border-color:rgba(79,12,37,.26)}
html[data-theme="light"] .float-node{background:rgba(255,255,255,.94);color:#230b14;border-color:rgba(79,12,37,.24);box-shadow:0 9px 22px rgba(72,13,34,.12)}
html[data-theme="light"] .orbit-ring{border-color:rgba(91,14,42,.23)}
html[data-theme="light"] .liquid-orbit:before{background:radial-gradient(circle at 36% 30%,rgba(255,255,255,.86),rgba(152,25,69,.08) 46%,transparent 70%)}
html[data-theme="light"] .footer{background:rgba(121,24,58,.035)}
html[data-theme="light"] .video-card:hover{border-color:rgba(118,20,54,.42)}
html[data-theme="light"] .video-thumb{color:#fff;background:radial-gradient(circle at 35% 25%,rgba(255,137,177,.22),transparent 35%),linear-gradient(145deg,#4e1028,#821a41)}
html[data-theme="light"] .reader{background:#fff}
html[data-theme="light"] .search-overlay,html[data-theme="light"] .video-modal{background:rgba(40,15,24,.56)}
@media(max-width:1320px){.nav-links{position:fixed;left:20px;right:20px;top:86px;display:none;flex-direction:column;align-items:stretch;padding:14px;border:1px solid var(--line);background:rgba(31,0,12,.96);backdrop-filter:blur(24px);border-radius:20px;box-shadow:var(--shadow)}.nav-links.open{display:flex}.menu-btn{display:block}.nav-links a{padding:12px}html[data-theme="light"] .nav-links{background:rgba(255,250,251,.98)}}

/* Home preview */
.knowledge-preview{display:grid;grid-template-columns:1.1fr .9fr;gap:36px;align-items:center;min-height:350px;border-radius:32px;padding:40px;text-decoration:none;overflow:hidden;position:relative}
.knowledge-preview:before{content:"";position:absolute;right:-8%;top:-32%;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,var(--tree-glow),transparent 68%);pointer-events:none}
.knowledge-preview-copy{max-width:660px;position:relative;z-index:2}.knowledge-preview h2{font-size:clamp(2.1rem,4vw,4rem);line-height:1.02;letter-spacing:-.045em;margin:10px 0 15px}.knowledge-preview p{color:var(--muted);line-height:1.7}.preview-cta{display:inline-flex;margin-top:12px;font-weight:850;font-size:.82rem;letter-spacing:.05em;color:var(--rose)}
.mini-constellation{height:260px;position:relative;perspective:700px;transform-style:preserve-3d}.mc-core,.mc-node{position:absolute;display:grid;place-items:center;border-radius:50%;font-weight:900;border:1px solid var(--line);box-shadow:0 0 32px var(--tree-glow);animation:treeFloat 6s ease-in-out infinite}.mc-core{width:92px;height:92px;left:45%;top:34%;background:radial-gradient(circle at 32% 27%,#ffb8cf,#c3255a 44%,#650d2d);color:#fff;font-size:1.25rem}.mc-node{width:62px;height:62px;background:rgba(65,3,26,.74);font-size:.68rem;color:#fff}.mca{left:9%;top:18%;animation-delay:-1s}.mcb{right:8%;top:8%;animation-delay:-2s}.mcc{right:11%;bottom:8%;animation-delay:-3s}.mcd{left:8%;bottom:12%;animation-delay:-4s}.mc-line{position:absolute;height:1px;background:linear-gradient(90deg,transparent,var(--tree-edge),transparent);transform-origin:left center;left:48%;top:50%;width:44%;opacity:.8}.l1{transform:rotate(-155deg)}.l2{transform:rotate(-42deg)}.l3{transform:rotate(38deg)}.l4{transform:rotate(150deg)}@keyframes treeFloat{50%{transform:translate3d(0,-7px,12px) scale(1.025)}}
html[data-theme="light"] .mc-node{background:rgba(255,255,255,.92);color:#32111d}

/* Knowledge Tree page */
.tree-page{min-height:100vh}.tree-intro-grid{display:grid;grid-template-columns:1fr auto;gap:30px;align-items:end}.tree-instructions{display:flex;gap:7px;flex-wrap:wrap;justify-content:flex-end}.tree-instructions span{font-size:.68rem;border:1px solid var(--line);border-radius:999px;padding:7px 10px;color:var(--muted);background:rgba(255,255,255,.035)}
.knowledge-stage{width:var(--shell);margin:10px auto 0;min-height:690px;position:relative;border-radius:32px;overflow:hidden;background:radial-gradient(circle at 50% 48%,rgba(173,23,73,.13),transparent 34%),linear-gradient(145deg,rgba(23,0,9,.82),rgba(50,0,20,.56));border:1px solid var(--line);box-shadow:var(--shadow)}
html[data-theme="light"] .knowledge-stage{background:radial-gradient(circle at 50% 48%,rgba(160,25,70,.075),transparent 35%),linear-gradient(145deg,rgba(255,255,255,.98),rgba(247,235,240,.95));border-color:rgba(79,12,37,.22)}
#knowledgeCanvas{position:absolute;inset:0;width:100%;height:100%;touch-action:none;cursor:grab}#knowledgeCanvas.dragging{cursor:grabbing}
.tree-overlay-title{position:absolute;left:24px;top:21px;z-index:2;pointer-events:none}.tree-overlay-title strong{display:block;font-size:.74rem;letter-spacing:.14em;text-transform:uppercase}.tree-overlay-title span{font-size:.7rem;color:var(--muted)}
.tree-toolbar{position:absolute;left:22px;bottom:22px;display:flex;gap:7px;z-index:5}.tree-tool{appearance:none;border:1px solid var(--line);background:rgba(27,0,10,.68);color:var(--text);border-radius:12px;padding:9px 12px;cursor:pointer;font-size:.72rem;backdrop-filter:blur(14px)}.tree-tool:hover{background:rgba(255,255,255,.11)}html[data-theme="light"] .tree-tool{background:rgba(255,255,255,.91);color:#250b15}.tree-tooltip{position:absolute;z-index:12;pointer-events:none;opacity:0;transform:translate(12px,12px);transition:opacity .12s;padding:8px 10px;border-radius:10px;font-size:.72rem;font-weight:800;color:var(--text);background:rgba(29,0,11,.86);border:1px solid var(--line);box-shadow:0 8px 24px rgba(0,0,0,.2);white-space:nowrap}.tree-tooltip.show{opacity:1}html[data-theme="light"] .tree-tooltip{background:rgba(255,255,255,.96);color:#260b15}
.tree-panel{position:absolute;right:22px;top:22px;bottom:22px;width:min(365px,36%);z-index:10;border-radius:24px;padding:25px;display:flex;flex-direction:column;background:linear-gradient(145deg,rgba(49,0,18,.82),rgba(72,5,30,.48));border:1px solid var(--line);box-shadow:0 22px 50px rgba(0,0,0,.28);backdrop-filter:blur(22px) saturate(135%);transform:translateX(calc(100% + 45px));opacity:0;transition:.36s ease}.tree-panel.open{transform:none;opacity:1}.tree-panel .panel-kicker{font-size:.65rem;letter-spacing:.14em;color:var(--rose);font-weight:900;text-transform:uppercase}.tree-panel h2{font-size:1.85rem;letter-spacing:-.035em;margin:9px 0 10px}.tree-panel p{font-size:.84rem;color:var(--muted);line-height:1.62;margin:0 0 12px}.tree-panel strong{font-size:.73rem;margin-top:5px}.tree-related{display:flex;gap:6px;flex-wrap:wrap;margin:7px 0 15px}.tree-related button{appearance:none;border:1px solid var(--line);background:rgba(255,255,255,.045);color:var(--muted);border-radius:999px;padding:6px 9px;font-size:.66rem;cursor:pointer}.tree-related button:hover{color:var(--text)}.tree-panel-actions{display:flex;gap:8px;flex-wrap:wrap;margin-top:auto;padding-top:14px}.tree-panel-actions .btn{min-height:41px;padding:0 13px;font-size:.73rem}.tree-panel-close{position:absolute;right:14px;top:14px}
html[data-theme="light"] .tree-panel{background:linear-gradient(145deg,rgba(255,255,255,.97),rgba(251,241,245,.93));box-shadow:0 20px 48px rgba(83,18,41,.16)}html[data-theme="light"] .tree-related button{background:#fff;color:#4f3540}
.paradigm-legend{width:var(--shell);margin:20px auto 0;display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.paradigm-step{border-radius:18px;padding:16px 18px}.paradigm-step small{display:block;color:var(--rose);font-weight:900;letter-spacing:.1em;margin-bottom:6px}.paradigm-step strong{display:block;font-size:.94rem}.paradigm-step p{font-size:.76rem;color:var(--muted);line-height:1.5;margin:7px 0 0}.tree-mobile-list{display:none}
@media(max-width:900px){.knowledge-preview{grid-template-columns:1fr;padding:28px}.mini-constellation{height:220px}.tree-intro-grid{grid-template-columns:1fr}.tree-instructions{justify-content:flex-start}.knowledge-stage{display:none}.paradigm-legend{grid-template-columns:1fr}.tree-mobile-list{display:grid;gap:12px;width:var(--shell);margin:18px auto}.tree-mobile-list a{border-radius:18px;padding:18px;text-decoration:none}.tree-mobile-list a strong{display:block;margin-bottom:5px}.tree-mobile-list a span{font-size:.78rem;color:var(--muted)}}
@media(max-width:720px){.knowledge-preview{padding:23px}.mini-constellation{height:190px}.mc-core{width:78px;height:78px}.mc-node{width:54px;height:54px}}