:root{
  --night:#0b121b;--night-2:#111d29;--ink:#20242a;--paper:#eee8db;--paper-2:#f8f3e9;
  --rust:#8b3e34;--rust-2:#b65d49;--gold:#d4aa61;--ice:#abc5d4;--muted:#77746f;--line:#c9bfaf;
  --font-scale:1;--shadow:0 24px 70px rgba(8,16,24,.17);--radius:1.25rem
}
*{box-sizing:border-box}html{scroll-behavior:smooth;font-size:calc(16px * var(--font-scale));scroll-padding-top:5rem}
body{margin:0;color:var(--ink);background:var(--paper);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;line-height:1.65;overflow-x:hidden}
body.panel-open{overflow:hidden}button,input,textarea{font:inherit}button,a{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit}
:focus-visible{outline:3px solid #f0c879;outline-offset:4px}.skip-link{position:fixed;left:-9999px;top:1rem;z-index:100;background:#fff;padding:.8rem 1rem;border-radius:.5rem}.skip-link:focus{left:1rem}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{width:min(1180px,calc(100% - 2rem));margin-inline:auto}.wrap.narrow{width:min(800px,calc(100% - 2rem))}
.section{padding:clamp(4.7rem,9vw,8rem) 0}.eyebrow{margin:0 0 .8rem;color:var(--gold);font-size:.73rem;font-weight:900;letter-spacing:.19em;text-transform:uppercase}.eyebrow.dark{color:var(--rust)}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif}h2{margin:.2rem 0 1.25rem;font-size:clamp(2.25rem,5vw,4.7rem);font-weight:500;line-height:1.01;letter-spacing:-.045em}h3{line-height:1.15}.section-lead{max-width:760px;margin:0 0 2.3rem;color:#66625e;font-size:1.05rem}.section-lead.light{color:#b9c3ca}
.topbar{position:fixed;inset:0 0 auto 0;z-index:50;height:4.6rem;display:flex;align-items:center;gap:.8rem;padding:max(.6rem,env(safe-area-inset-top)) max(1rem,env(safe-area-inset-right)) .6rem max(1rem,env(safe-area-inset-left));color:#fff;background:linear-gradient(180deg,rgba(8,15,23,.96),rgba(8,15,23,.82));border-bottom:1px solid rgba(255,255,255,.1);backdrop-filter:blur(16px)}
.round-button,.icon-button,.index-button{border:1px solid rgba(255,255,255,.16);color:#fff;background:rgba(255,255,255,.06)}.round-button,.icon-button{width:2.75rem;height:2.75rem;border-radius:50%}.round-button{font-size:1.2rem}.brand{min-width:0;display:flex;align-items:center;gap:.7rem;text-decoration:none}.brand-mark{display:grid;place-items:center;width:2.8rem;height:2.8rem;border:1px solid #b89054;border-radius:50%;color:#e7c786;font-family:Georgia,serif}.brand strong,.brand small{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.brand strong{font-family:Georgia,serif;font-size:1.05rem}.brand small{color:#aeb8c0;font-size:.7rem}.top-actions{display:flex;align-items:center;gap:.4rem;margin-left:auto}.index-button{height:2.75rem;border-radius:99px;padding:0 1rem;font-size:.82rem;font-weight:800}
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;color:#fff;background:#0d1722}.hero-image{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,10,16,.91) 0%,rgba(4,10,16,.62) 34%,rgba(4,10,16,.1) 67%),linear-gradient(0deg,rgba(4,10,16,.85),transparent 60%)}.hero-grain{position:absolute;inset:0;opacity:.1;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E")}
.hero-copy{position:relative;z-index:3;width:min(820px,calc(100% - 2rem));margin:0 auto clamp(4.5rem,9vh,7.5rem);padding-right:8rem}.hero h1{margin:0;font-size:clamp(3.1rem,7.7vw,7.6rem);font-weight:500;line-height:.88;letter-spacing:-.065em}.hero h1 em{color:#e5bd75;font-weight:400}.hero-lead{max-width:680px;margin:1.45rem 0 1.7rem;color:#e0e4e6;font-size:clamp(1rem,1.6vw,1.2rem);line-height:1.65}.hero-actions{display:flex;flex-wrap:wrap;gap:.7rem}.primary-button,.secondary-button{display:inline-flex;align-items:center;justify-content:center;min-height:3.1rem;border-radius:99px;padding:.75rem 1.2rem;text-decoration:none;font-weight:850;font-size:.83rem}.primary-button{color:#171819;background:#e4bd77}.secondary-button{border:1px solid rgba(255,255,255,.42);color:#fff;background:rgba(10,18,27,.25);backdrop-filter:blur(8px)}.hero-hint{position:absolute;right:1.5rem;bottom:1.5rem;z-index:4;margin:0;color:#d8dce0;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;writing-mode:vertical-rl}
.hero-hotspot{position:absolute;z-index:5;width:1.25rem;height:1.25rem;border:2px solid #fff;border-radius:50%;padding:0;color:#fff;background:#c2694e;box-shadow:0 0 0 8px rgba(210,100,72,.23),0 0 28px #e3aa68;animation:pulse 2.8s infinite}.hero-hotspot span{position:absolute;left:1.55rem;top:-.45rem;border:1px solid rgba(255,255,255,.3);border-radius:99px;padding:.22rem .55rem;background:rgba(7,15,23,.72);font-size:.68rem;font-weight:800;white-space:nowrap;backdrop-filter:blur(8px)}.hotspot-abyss{left:38%;top:59%}.hotspot-bridge{left:64%;top:61%}.hotspot-circle{left:48%;top:17%}@keyframes pulse{50%{box-shadow:0 0 0 14px rgba(210,100,72,0),0 0 34px #e3aa68}}
.section-dark,.studio,.lab-section,.comics,.maps-section{color:#eef1f1;background:var(--night)}.portal{padding:6rem 0;background:radial-gradient(circle at 86% 18%,rgba(139,62,52,.25),transparent 30rem),var(--night)}.portal h2{max-width:920px;font-size:clamp(2rem,4.5vw,4.25rem)}.portal-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:.8rem;margin-top:3rem}.portal-card{position:relative;min-height:270px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden;border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:1.25rem;color:#fff;background:rgba(255,255,255,.035);text-decoration:none;transition:transform .25s,border-color .25s}.portal-card::before{content:attr(data-num);position:absolute;right:.7rem;top:-.35rem;color:rgba(255,255,255,.05);font-family:Georgia,serif;font-size:6.5rem;line-height:1}.portal-card:hover{transform:translateY(-6px);border-color:#b98b55}.portal-card>span{color:var(--gold);font-size:.68rem;font-weight:850;letter-spacing:.14em;text-transform:uppercase}.portal-card h3{margin:.35rem 0;font-size:2rem;font-weight:500}.portal-card p{margin:0;color:#adb9c1;font-size:.88rem}
.paper{background:radial-gradient(circle at 5% 0%,rgba(173,134,83,.13),transparent 30rem),linear-gradient(rgba(80,65,45,.035) 1px,transparent 1px),var(--paper);background-size:auto,30px 30px}.discovery{border:1px solid #cbbca7;border-radius:1.4rem;background:rgba(255,252,246,.76);box-shadow:var(--shadow);overflow:hidden}.discovery-head{padding:1.7rem 1.7rem .5rem}.discovery-kicker{color:var(--rust);font-size:.72rem;font-weight:900;letter-spacing:.14em;text-transform:uppercase}.discovery h3{margin:.35rem 0;font-size:clamp(1.6rem,4vw,2.7rem);font-weight:500}.discovery p{color:#5e5a56}.choice-list{display:grid;gap:.65rem;padding:1rem 1.7rem 1.7rem}.choice-list button{border:1px solid #c8bbab;border-radius:.9rem;padding:1rem;text-align:left;color:#2c2b2a;background:#fffaf0;transition:border-color .2s,transform .2s}.choice-list button:hover{transform:translateX(5px);border-color:var(--rust)}.discovery-result{margin:0 1.7rem 1.7rem;border-left:4px solid var(--rust);padding:.2rem 0 .2rem 1rem}.discovery-nav{display:flex;justify-content:space-between;gap:.6rem;padding:1rem 1.7rem;border-top:1px solid #d6caba}.discovery-nav button,.lab-panel button,.module-actions button{border:0;border-radius:99px;padding:.65rem 1rem;color:#fff;background:var(--rust);font-weight:800}.discovery-nav button[disabled]{opacity:.4;cursor:not-allowed}
.studio{background:radial-gradient(circle at 7% 14%,rgba(88,123,143,.18),transparent 32rem),linear-gradient(145deg,#0d1721,#111b25 55%,#101923)}.section-heading.split{display:flex;align-items:end;justify-content:space-between;gap:1.5rem}.section-heading.split h2{max-width:840px}.mode-switch{display:flex;border:1px solid rgba(255,255,255,.18);border-radius:99px;padding:.28rem;background:rgba(255,255,255,.04)}.mode-switch button{border:0;border-radius:99px;padding:.65rem .85rem;color:#aeb9c1;background:transparent;font-size:.76rem;font-weight:850}.mode-switch button.active{color:#15191c;background:#e3bd79}.mode-description{color:#b4bec5}.progress-card{margin:2rem 0;padding:1.15rem 1.25rem;border:1px solid rgba(255,255,255,.14);border-radius:1rem;background:rgba(255,255,255,.045)}.progress-card>div:first-child{display:flex;justify-content:space-between;gap:1rem}.progress-card p{margin:.5rem 0 0;color:#94a2ab;font-size:.76rem}.progress-track{height:.45rem;margin-top:.7rem;border-radius:99px;background:rgba(255,255,255,.12);overflow:hidden}.progress-track span{display:block;width:0;height:100%;border-radius:inherit;background:linear-gradient(90deg,var(--rust-2),var(--gold));transition:width .35s}.module-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.module-card{position:relative;min-height:330px;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.13);border-radius:1.2rem;padding:1.2rem;background:rgba(255,255,255,.035);box-shadow:0 12px 40px rgba(0,0,0,.08)}.module-card::before{content:"";height:.28rem;position:absolute;inset:0 0 auto;border-radius:1.2rem 1.2rem 0 0;background:var(--module-color,var(--rust))}.module-number{color:var(--gold);font-size:.72rem;font-weight:900;letter-spacing:.13em}.module-card h3{margin:.55rem 0;font-size:1.55rem;font-weight:500}.module-card .question{color:#c4ccd1;font-family:Georgia,serif;font-style:italic}.module-card .preview{color:#96a4ad;font-size:.88rem}.module-actions{display:flex;align-items:center;justify-content:space-between;gap:.5rem;margin-top:auto}.module-actions button{padding:.58rem .8rem;background:#26384a;font-size:.75rem}.complete-toggle{display:flex;align-items:center;gap:.45rem;color:#b8c3ca;font-size:.73rem}.complete-toggle input{width:1.1rem;height:1.1rem;accent-color:#d1a05c}
.lab-section{background:radial-gradient(circle at 75% 20%,rgba(174,74,54,.23),transparent 29rem),#111821}.lab-tabs{display:flex;flex-wrap:wrap;gap:.55rem;margin:2rem 0}.lab-tabs button{border:1px solid rgba(255,255,255,.2);border-radius:99px;padding:.7rem 1rem;color:#bac3c8;background:transparent;font-weight:800}.lab-tabs button.active{border-color:#d1aa67;color:#171819;background:#d1aa67}.lab-panel{min-height:390px;border:1px solid rgba(255,255,255,.13);border-radius:1.3rem;padding:clamp(1rem,3vw,2rem);background:rgba(255,255,255,.035)}.lab-meter{display:flex;justify-content:space-between;gap:1rem;color:#9dacb5;font-size:.76rem}.lab-panel h3{margin:.7rem 0;font-size:clamp(1.7rem,4vw,3rem);font-weight:500}.lab-scene{max-width:760px;color:#c7ced3}.genealogy-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:.7rem;margin:1.5rem 0}.genealogy-grid button{border:1px solid rgba(255,255,255,.18);border-radius:.8rem;text-align:left;color:#e8ecee;background:rgba(255,255,255,.05)}.genealogy-grid button:hover,.genealogy-grid button.selected{border-color:#d1aa67;background:rgba(209,170,103,.13)}.lab-reveal{border-left:4px solid var(--gold);padding:.1rem 0 .1rem 1rem;color:#cbd2d6}.recurrence-options{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.7rem;margin:1.5rem 0}.recurrence-options button{min-height:4rem;border:1px solid rgba(255,255,255,.17);background:#263544}.reflection-box{width:100%;min-height:110px;border:1px solid rgba(255,255,255,.2);border-radius:.8rem;padding:.9rem;color:#fff;background:rgba(0,0,0,.18);resize:vertical}
.sources{background:var(--paper-2)}.sources .section-heading p:last-child{max-width:720px;color:#6e6963}.source-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.source-card{min-height:260px;display:flex;flex-direction:column;border:1px solid #d4c9ba;border-radius:1.1rem;padding:1.15rem;background:#fffdf8}.source-kind{align-self:flex-start;border-radius:99px;padding:.28rem .55rem;color:#fff;background:var(--rust);font-size:.65rem;font-weight:850;letter-spacing:.08em;text-transform:uppercase}.source-card h3{margin:.75rem 0 .45rem;font-size:1.45rem}.source-card p{margin:0;color:#64605b;font-size:.88rem}.source-ref{margin-top:auto!important;padding-top:1rem;color:#8a5e4f!important;font-size:.73rem!important}
.comics{background:radial-gradient(circle at 90% 10%,rgba(126,165,185,.14),transparent 30rem),#0a1119}.comic-strip{display:grid;grid-auto-flow:column;grid-auto-columns:minmax(260px,320px);gap:1rem;padding:1rem 0 1.4rem;overflow-x:auto;scroll-snap-type:x mandatory}.comic-card{min-height:360px;scroll-snap-align:start;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,.13);border-radius:1.2rem;padding:1.2rem;background:linear-gradient(165deg,rgba(255,255,255,.07),rgba(255,255,255,.025))}.comic-year{color:var(--gold);font-weight:900}.comic-icon{margin:1.8rem 0;color:#d6dde0;font-family:Georgia,serif;font-size:4rem;line-height:1}.comic-card h3{margin:0;font-size:1.7rem}.comic-card p{color:#b2bdc3}.comic-status{margin-top:auto;border-top:1px solid rgba(255,255,255,.12);padding-top:.8rem;color:#84939c;font-size:.7rem}
.maps-section{background:linear-gradient(145deg,#101b26,#172632)}.map-layout{display:grid;grid-template-columns:250px minmax(0,1fr);gap:1.3rem}.map-tabs{display:flex;flex-direction:column;gap:.5rem}.map-tabs button{border:1px solid rgba(255,255,255,.13);border-radius:.75rem;padding:.8rem;text-align:left;color:#bac5cb;background:rgba(255,255,255,.035)}.map-tabs button.active{border-color:#d4aa61;color:#fff;background:rgba(212,170,97,.12)}.concept-map{min-height:390px;border:1px solid rgba(255,255,255,.13);border-radius:1.2rem;padding:1.3rem;background:rgba(0,0,0,.13)}.concept-map>p{color:#b3bec4}.map-nodes{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;gap:2rem;margin-top:2rem}.map-node{position:relative;border:1px solid rgba(255,255,255,.16);border-radius:1rem;padding:1rem;background:#152534}.map-node:not(:last-child)::after{content:"→";position:absolute;right:-1.5rem;top:50%;color:var(--gold);font-size:1.4rem}.map-node strong{display:block;color:#e6c481;font-family:Georgia,serif;font-size:1.2rem}.map-node span{display:block;margin-top:.35rem;color:#aebac1;font-size:.8rem}
.tools-section{background:var(--paper)}.tool-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}.tool-grid button{min-height:210px;display:flex;flex-direction:column;align-items:flex-start;border:1px solid #cfc2b1;border-radius:1.1rem;padding:1.2rem;text-align:left;color:var(--ink);background:rgba(255,252,246,.75);transition:transform .2s,border-color .2s}.tool-grid button:hover{transform:translateY(-5px);border-color:var(--rust)}.tool-grid button>span{display:grid;place-items:center;width:3rem;height:3rem;border-radius:50%;color:#fff;background:var(--rust);font-family:Georgia,serif;font-size:1.2rem}.tool-grid strong{margin-top:1rem;font-family:Georgia,serif;font-size:1.35rem}.tool-grid small{margin-top:.35rem;color:#716c66;line-height:1.5}.closing{padding:clamp(5rem,10vw,9rem) 0;color:#fff;background:radial-gradient(circle at 50% 20%,rgba(147,73,57,.27),transparent 27rem),#0a1118}.closing blockquote{margin:1rem 0 2rem;color:#e4c27e;font-family:Georgia,serif;font-size:clamp(2.2rem,5.6vw,5.2rem);line-height:1.04}.closing p:last-child{max-width:700px;color:#aeb9bf}
.footer{padding:2rem max(1rem,env(safe-area-inset-right)) max(2rem,env(safe-area-inset-bottom)) max(1rem,env(safe-area-inset-left));text-align:center;color:#a9b4bb;background:#060b10;font-size:.78rem}.footer a{color:#e1c27f}.text-button{border:0;padding:0;color:#e1c27f;background:transparent;text-decoration:underline}
.drawer{position:fixed;inset:0;z-index:80;visibility:hidden;opacity:0;transition:opacity .25s,visibility .25s}.notes-panel{position:fixed;right:0;top:0;bottom:0;z-index:80;width:min(420px,92vw);visibility:hidden;opacity:0;overflow:auto;color:#fff;background:#101a24;box-shadow:-20px 0 70px rgba(0,0,0,.3);transform:translateX(100%);transition:transform .3s,opacity .25s,visibility .25s}.drawer.open,.notes-panel.open{visibility:visible;opacity:1}.drawer-backdrop{position:absolute;inset:0;background:rgba(3,7,11,.7);backdrop-filter:blur(4px)}.drawer-panel{position:absolute;right:0;top:0;height:100%;width:min(420px,92vw);overflow:auto;color:#fff;background:#101a24;box-shadow:-20px 0 70px rgba(0,0,0,.3);transform:translateX(100%);transition:transform .3s}.drawer.open .drawer-panel,.notes-panel.open{transform:translateX(0)}.drawer-panel{padding:4rem 1.3rem 1.5rem}.close-button,.notes-panel header button{position:absolute;right:1rem;top:1rem;width:2.7rem;height:2.7rem;border:1px solid rgba(255,255,255,.17);border-radius:50%;color:#fff;background:transparent;font-size:1.5rem}.drawer-panel h2,.notes-panel h2{font-size:2.2rem}.drawer nav{display:grid;gap:.3rem}.drawer nav a{border-bottom:1px solid rgba(255,255,255,.09);padding:.7rem 0;color:#c5ced3;text-decoration:none}.drawer-progress{display:flex;justify-content:space-between;margin-top:2rem;border-top:1px solid rgba(255,255,255,.14);padding-top:1rem}.notes-panel{padding:1.2rem}.notes-panel header{position:relative;padding-top:1.5rem}.notes-panel header button{top:0}.notes-panel textarea{width:100%;height:calc(100vh - 230px);border:1px solid rgba(255,255,255,.17);border-radius:.8rem;padding:1rem;color:#fff;background:rgba(0,0,0,.18);resize:none}.notes-actions{display:flex;justify-content:space-between;align-items:center;gap:.7rem;margin-top:.7rem;color:#9fadb5;font-size:.75rem}.notes-actions button{border:0;border-radius:99px;padding:.65rem .9rem;color:#171819;background:#d9b16c;font-weight:800}
dialog{max-width:min(900px,calc(100% - 1.5rem));max-height:88vh;border:1px solid #cfc3b4;border-radius:1.2rem;padding:0;color:var(--ink);background:var(--paper-2);box-shadow:0 30px 100px rgba(0,0,0,.4)}dialog::backdrop{background:rgba(4,8,12,.75);backdrop-filter:blur(5px)}.dialog-close{position:sticky;z-index:4;left:calc(100% - 3.5rem);top:1rem;width:2.7rem;height:2.7rem;border:0;border-radius:50%;color:#fff;background:var(--rust);font-size:1.5rem}.content-dialog>div,.search-dialog{padding:0 clamp(1rem,4vw,2.5rem) 2.5rem}.dialog-kicker{color:var(--rust);font-size:.7rem;font-weight:900;letter-spacing:.13em;text-transform:uppercase}.dialog-title{margin:.3rem 0 1rem;font-size:clamp(2rem,6vw,4rem)}.dialog-lead{font-family:Georgia,serif;font-size:1.2rem}.dialog-section{margin-top:1.4rem;border-top:1px solid #d6cbbc;padding-top:1rem}.dialog-section h3{font-size:1.4rem}.term-row,.timeline-row,.library-row,.compare-row,.academic-row{display:grid;gap:.6rem;border-bottom:1px solid #ddd2c3;padding:.9rem 0}.term-row{grid-template-columns:160px 1fr}.timeline-row{grid-template-columns:95px 1fr}.library-row{grid-template-columns:150px 1fr}.compare-row{grid-template-columns:170px 1fr}.term-row strong,.timeline-row strong,.library-row strong,.compare-row strong{color:var(--rust);font-family:Georgia,serif}.academic-row a{color:#7a392f;font-weight:800;overflow-wrap:anywhere}.search-dialog{width:min(760px,calc(100% - 1.5rem))}.search-box input{width:100%;border:1px solid #c7bbaa;border-radius:99px;padding:.85rem 1rem;background:#fff}.search-results{display:grid;gap:.6rem;margin-top:1rem}.search-result{border:1px solid #d2c6b6;border-radius:.8rem;padding:.9rem;background:#fff}.search-result button{border:0;padding:0;color:var(--rust);background:transparent;font-weight:850;text-align:left}.quiz-question{margin:1.2rem 0;border:1px solid #d3c7b8;border-radius:1rem;padding:1rem;background:#fff}.quiz-options{display:grid;gap:.45rem;margin-top:.8rem}.quiz-options label{display:flex;gap:.6rem;border:1px solid #ddd1c1;border-radius:.7rem;padding:.7rem}.quiz-explanation{margin-top:.7rem;border-left:3px solid var(--rust);padding-left:.8rem;color:#645f59}.quiz-result{border-radius:1rem;padding:1rem;color:#fff;background:#172635}.toast{position:fixed;left:50%;bottom:1.2rem;z-index:100;max-width:calc(100% - 2rem);transform:translate(-50%,160%);border-radius:.8rem;padding:.8rem 1rem;color:#fff;background:#20242a;box-shadow:0 12px 40px rgba(0,0,0,.3);transition:transform .25s}.toast.show{transform:translate(-50%,0)}
@media(max-width:1000px){.portal-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.module-grid,.source-grid,.tool-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.map-nodes{grid-template-columns:repeat(2,minmax(0,1fr))}.map-node:nth-child(2)::after{display:none}.map-node:not(:last-child)::after{content:"↓";right:50%;top:auto;bottom:-1.8rem}.hero-copy{padding-right:3rem}}
@media(max-width:760px){.brand small,.index-button span{display:none}.topbar{height:4.25rem}.hero-copy{padding-right:0;margin-bottom:5rem}.hero-shade{background:linear-gradient(0deg,rgba(4,10,16,.94) 0%,rgba(4,10,16,.5) 65%,rgba(4,10,16,.15))}.hero-image{object-position:58% center}.hero-hotspot span{display:none}.hotspot-abyss{left:22%;top:54%}.hotspot-bridge{left:61%;top:56%}.hotspot-circle{left:50%;top:20%}.section-heading.split{align-items:flex-start;flex-direction:column}.mode-switch{width:100%}.mode-switch button{flex:1}.module-grid,.source-grid,.tool-grid{grid-template-columns:1fr}.map-layout{grid-template-columns:1fr}.map-tabs{flex-direction:row;overflow-x:auto}.map-tabs button{min-width:180px}.genealogy-grid,.recurrence-options{grid-template-columns:1fr}.term-row,.timeline-row,.library-row,.compare-row{grid-template-columns:1fr;gap:.1rem}.portal-card{min-height:220px}}
@media(max-width:520px){.portal-grid{grid-template-columns:1fr}.portal{padding:4.5rem 0}.portal-card{min-height:190px}.top-actions{gap:.25rem}.icon-button,.round-button{width:2.45rem;height:2.45rem}.brand-mark{width:2.45rem;height:2.45rem}.brand strong{font-size:.9rem}.index-button{display:none}.map-nodes{grid-template-columns:1fr}.map-node:not(:last-child)::after{content:"↓";right:50%;top:auto;bottom:-1.8rem}.hero-hint{display:none}.hero-actions a{width:100%}}
@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}