:root {
  color-scheme: dark;
  --bg: #070a12;
  --surface: #0d121d;
  --surface-2: #121a28;
  --ink: #f5f0e6;
  --muted: #9ca5b5;
  --line: rgba(255,255,255,.11);
  --gold: #e7b765;
  --ember: #e76343;
  --water: #48a6d8;
  --aether: #9a84dc;
  --safe: #6ed1a9;
  --display: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; overflow-x: hidden; background: var(--bg); color: var(--ink); font: 15px/1.65 var(--sans); }
body::before { content: ""; position: fixed; inset: 0; z-index: -2; background: radial-gradient(circle at 78% 10%, rgba(154,132,220,.13), transparent 29rem), radial-gradient(circle at 14% 34%, rgba(231,99,67,.08), transparent 25rem), linear-gradient(180deg, #090d17, #060810 60%); }
body::after { content: ""; position: fixed; inset: 0; z-index: -1; opacity: .2; pointer-events: none; background-image: linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px); background-size: 48px 48px; mask-image: linear-gradient(to bottom, #000, transparent 75%); }

a { color: inherit; }
button, input, select { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
.skip-link { position: fixed; left: 16px; top: -60px; z-index: 100; padding: 10px 16px; background: var(--ink); color: var(--bg); border-radius: 8px; }
.skip-link:focus { top: 12px; }
.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; }

.preview-strip { min-height: 32px; display: flex; align-items: center; justify-content: center; gap: 10px; padding: 7px 18px; color: #f8dfaa; background: #21190d; border-bottom: 1px solid rgba(231,183,101,.28); font-size: 10px; font-weight: 800; letter-spacing: .17em; text-align: center; }
.site-header { width: min(1280px, calc(100% - 48px)); min-height: 88px; margin: auto; display: flex; align-items: center; gap: 22px; border-bottom: 1px solid var(--line); }
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; letter-spacing: .15em; }
.brand-mark { width: 43px; aspect-ratio: 1; display: grid; place-items: center; transform: rotate(45deg); border: 1px solid rgba(231,183,101,.7); color: var(--gold); font: 700 12px var(--sans); }
.brand-mark::first-line { transform: rotate(-45deg); }
.brand > span:last-child { display: grid; line-height: 1.1; }
.brand strong { font: 700 17px var(--display); letter-spacing: .2em; }
.brand small { margin-top: 5px; color: var(--muted); font-size: 7px; letter-spacing: .26em; }
.site-header nav { display: flex; gap: 24px; margin-left: auto; }
.site-header nav a { color: var(--muted); font-size: 12px; font-weight: 650; letter-spacing: .1em; text-decoration: none; text-transform: uppercase; transition: color .2s ease; }
.site-header nav a:hover, .site-header nav a:focus-visible { color: var(--ink); }
.access-badge { display: inline-flex; align-items: center; gap: 8px; padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: 11px; text-transform: uppercase; letter-spacing: .09em; white-space: nowrap; }
.access-badge i { width: 7px; height: 7px; border-radius: 50%; background: #d06767; box-shadow: 0 0 12px rgba(208,103,103,.6); }
.language-switcher { display: inline-flex; align-items: center; flex: 0 0 auto; gap: 3px; padding: 4px; border: 1px solid rgba(231,183,101,.36); border-radius: 999px; background: rgba(231,183,101,.05); white-space: nowrap; }
.language-switcher > span { color: rgba(231,183,101,.45); font-size: 10px; }
.language-switcher button { min-width: 38px; min-height: 32px; padding: 4px 8px; color: var(--muted); background: transparent; border: 0; border-radius: 999px; cursor: pointer; font-size: 11px; font-weight: 750; letter-spacing: .04em; }
.language-switcher button:hover, .language-switcher button:focus-visible { color: var(--ink); outline: 1px solid rgba(231,183,101,.6); }
.language-switcher button.active { color: #161006; background: var(--gold); }
html[lang="zh-CN"] body { line-height: 1.75; }
html[lang="zh-CN"] .site-header nav a, html[lang="zh-CN"] .access-badge, html[lang="zh-CN"] .button { letter-spacing: .06em; }

main { overflow: hidden; }
.hero { width: min(1280px, calc(100% - 48px)); min-height: 680px; margin: auto; display: grid; grid-template-columns: minmax(0, .9fr) minmax(480px, 1.1fr); align-items: center; gap: 55px; padding: 70px 0 84px; }
.eyebrow { margin: 0 0 18px; color: var(--gold); font-size: 10px; font-weight: 800; letter-spacing: .25em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 780px; margin-bottom: 25px; font: 500 clamp(48px, 6.5vw, 91px)/.96 var(--display); letter-spacing: -.045em; }
h1 em { color: var(--gold); font-weight: 400; }
.hero-lede { max-width: 670px; color: #b5bdca; font-size: 17px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 47px; display: inline-flex; align-items: center; justify-content: center; padding: 0 19px; border: 1px solid var(--line); border-radius: 3px; background: transparent; color: var(--ink); cursor: pointer; font-size: 11px; font-weight: 800; letter-spacing: .14em; text-decoration: none; text-transform: uppercase; transition: transform .2s ease, background .2s ease, border-color .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); border-color: rgba(231,183,101,.55); }
.button.primary { background: var(--gold); color: #161006; border-color: var(--gold); }
.button.secondary { background: rgba(255,255,255,.025); }
.microcopy { margin-top: 18px; color: #737e8f; font-size: 11px; letter-spacing: .04em; }

.hero-art { position: relative; min-height: 490px; perspective: 1000px; }
.orb { position: absolute; width: 235px; aspect-ratio: .78; display: grid; place-items: center; overflow: hidden; border: 1px solid rgba(255,255,255,.13); border-radius: 50% 50% 48% 48% / 38% 38% 62% 62%; box-shadow: 0 28px 80px rgba(0,0,0,.5); backdrop-filter: blur(8px); animation: float 7s ease-in-out infinite; }
.orb::before { content: ""; position: absolute; inset: 12%; border: 1px solid rgba(255,255,255,.12); border-radius: inherit; }
.orb-fire { z-index: 3; left: 25%; top: 4%; background: radial-gradient(circle at 50% 30%, #8f4a33, #341b1c 48%, #0d0e14 78%); transform: rotate(-4deg); }
.orb-water { z-index: 2; right: 2%; top: 31%; background: radial-gradient(circle at 50% 30%, #316f8f, #142e45 48%, #0c1018 78%); animation-delay: -2.2s; transform: rotate(5deg); }
.orb-flight { z-index: 1; left: 2%; top: 40%; background: radial-gradient(circle at 50% 30%, #5b4e84, #24203f 48%, #0c0f18 78%); animation-delay: -4.4s; transform: rotate(-7deg); }
.dragon-glyph { z-index: 2; filter: saturate(.25) sepia(.25) drop-shadow(0 18px 22px rgba(0,0,0,.55)); font-size: 88px; animation: breathe 3s ease-in-out infinite; }
.orb small { position: absolute; bottom: 28px; z-index: 2; color: rgba(255,255,255,.7); font-size: 9px; font-weight: 800; letter-spacing: .22em; }
.wing { position: absolute; top: 41%; width: 58px; height: 2px; background: rgba(255,255,255,.25); }
.wing-left { left: 14px; transform: rotate(-20deg); transform-origin: right; }
.wing-right { right: 14px; transform: rotate(20deg); transform-origin: left; }
.orbit { position: absolute; border: 1px solid rgba(231,183,101,.12); border-radius: 50%; pointer-events: none; }
.orbit-one { width: 470px; height: 190px; top: 140px; left: 35px; transform: rotate(-18deg); }
.orbit-two { width: 390px; height: 140px; top: 225px; left: 105px; transform: rotate(28deg); }

.proof-bar { width: min(1280px, calc(100% - 48px)); margin: 0 auto; display: grid; grid-template-columns: repeat(4, 1fr); border-block: 1px solid var(--line); }
.proof-bar div { padding: 25px 30px; display: grid; gap: 5px; border-right: 1px solid var(--line); }
.proof-bar div:last-child { border-right: 0; }
.proof-bar strong { color: var(--gold); font: 500 28px var(--display); }
.proof-bar span { color: var(--muted); font-size: 10px; letter-spacing: .13em; text-transform: uppercase; }

.section { width: min(1280px, calc(100% - 48px)); margin: 0 auto; padding: 110px 0; }
.section-heading { display: grid; grid-template-columns: 1fr .8fr; gap: 70px; align-items: end; margin-bottom: 45px; }
h2 { margin-bottom: 0; font: 500 clamp(39px, 5vw, 65px)/1.03 var(--display); letter-spacing: -.035em; }
.section-heading > p { max-width: 520px; margin: 0; color: var(--muted); font-size: 16px; }
.class-summary { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; margin-bottom: 26px; background: var(--line); border: 1px solid var(--line); }
.class-card { min-height: 130px; display: grid; align-content: space-between; gap: 4px; padding: 20px; color: var(--ink); background: var(--surface); border: 0; text-align: left; cursor: pointer; transition: background .2s ease; }
.class-card:hover, .class-card:focus-visible, .class-card.active { background: var(--surface-2); outline: none; }
.class-card.active { box-shadow: inset 0 3px var(--gold); }
.class-card span, .class-card small { color: var(--muted); font-size: 9px; letter-spacing: .13em; }
.class-card strong { font: 500 32px var(--display); }
.class-card.fire:not(:first-child) strong { color: var(--ember); }
.class-card.water strong { color: var(--water); }
.class-card.flight strong { color: var(--aether); }
.catalog-toolbar { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; margin-bottom: 22px; }
.catalog-toolbar input, .catalog-toolbar select { height: 44px; padding: 0 14px; color: var(--ink); background: #090e17; border: 1px solid var(--line); border-radius: 2px; outline: none; }
.catalog-toolbar input:focus, .catalog-toolbar select:focus { border-color: rgba(231,183,101,.6); }
.search-box { position: relative; flex: 1; min-width: 220px; }
.search-box span[aria-hidden] { position: absolute; left: 15px; top: 7px; color: var(--muted); font-size: 20px; }
.search-box input { width: 100%; padding-left: 42px; }
.result-count { margin-left: auto; color: var(--muted); font-size: 11px; letter-spacing: .1em; text-transform: uppercase; }
.collection-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 15px; }
.dragon-card { min-width: 0; background: var(--surface); border: 1px solid var(--line); transition: transform .25s ease, border-color .25s ease; }
.dragon-card:hover { transform: translateY(-4px); border-color: rgba(255,255,255,.24); }
.dragon-card > button { width: 100%; padding: 0; color: inherit; background: none; border: 0; cursor: pointer; text-align: left; }
.dragon-visual { position: relative; min-height: 245px; display: grid; place-items: center; overflow: hidden; background: radial-gradient(circle at 50% 38%, rgba(231,99,67,.35), transparent 32%), linear-gradient(145deg, #29171a, #0a0e16 75%); }
.dragon-visual.water { background: radial-gradient(circle at 50% 38%, rgba(72,166,216,.32), transparent 32%), linear-gradient(145deg, #102737, #090e16 75%); }
.dragon-visual.flight { background: radial-gradient(circle at 50% 38%, rgba(154,132,220,.3), transparent 32%), linear-gradient(145deg, #211c37, #090d15 75%); }
.dragon-visual.asset-preview { background: #090b11; }
.dragon-visual.asset-preview img { width: 100%; height: 100%; position: absolute; inset: 0; display: block; object-fit: cover; }
.dragon-visual.asset-preview::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(4,6,10,.12), transparent 55%, rgba(4,6,10,.72)); pointer-events: none; }
.dragon-visual.asset-preview .visual-number, .dragon-visual.asset-preview .visual-class { z-index: 2; padding: 5px 7px; color: #fff4dc; background: rgba(5,7,11,.72); border: 1px solid rgba(255,255,255,.16); border-radius: 2px; text-shadow: 0 1px 4px #000; }
.visual-number { position: absolute; top: 15px; left: 17px; color: rgba(255,255,255,.62); font: 500 11px var(--sans); letter-spacing: .17em; }
.visual-glyph { z-index: 2; font-size: 68px; filter: grayscale(.2) saturate(.65) drop-shadow(0 15px 16px rgba(0,0,0,.55)); transition: transform .35s ease; }
.dragon-card:hover .visual-glyph { transform: translateY(-5px) scale(1.04); }
.visual-class { position: absolute; right: 13px; bottom: 13px; font-size: 8px; font-weight: 800; letter-spacing: .2em; opacity: .65; }
.visual-ring { position: absolute; border: 1px solid rgba(255,255,255,.1); border-radius: 50%; }
.ring-a { width: 190px; height: 85px; transform: rotate(-22deg); }
.ring-b { width: 145px; height: 205px; transform: rotate(38deg); }
.card-body { display: grid; gap: 11px; padding: 17px; }
.card-kicker { color: var(--muted); font-size: 8px; letter-spacing: .18em; }
.card-title, .card-meta, .card-status { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card-title { align-items: flex-start; }
.card-title strong { flex: 0 0 auto; font: 500 20px var(--display); }
.card-title i { max-width: 55%; color: var(--muted); font-size: 10px; font-style: normal; line-height: 1.35; text-align: right; }
.card-meta { padding-top: 10px; border-top: 1px solid var(--line); color: var(--muted); font-size: 10px; }
.card-status { color: var(--gold); font-size: 9px; font-weight: 800; letter-spacing: .13em; }
.card-status b { font-size: 16px; }
.catalog-footer { display: grid; place-items: center; padding-top: 32px; }
.empty-state { grid-column: 1 / -1; padding: 65px 20px; border: 1px dashed var(--line); color: var(--muted); text-align: center; }
.empty-state strong { color: var(--ink); font: 500 25px var(--display); }

.story-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; border-top: 1px solid var(--line); }
.story-copy p:last-child { max-width: 520px; margin-top: 28px; color: var(--muted); }
.principles { margin: 0; padding: 0; list-style: none; }
.principles li { display: grid; grid-template-columns: 52px 1fr; gap: 22px; padding: 27px 0; border-bottom: 1px solid var(--line); }
.principles li > span { color: var(--gold); font: 500 13px var(--display); }
.principles strong { font: 500 24px var(--display); }
.principles p { margin: 7px 0 0; color: var(--muted); }
.safety-section { border-top: 1px solid var(--line); }
.safety-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.safety-grid article { min-height: 250px; display: flex; flex-direction: column; padding: 27px; background: var(--surface); border: 1px solid var(--line); }
.safety-icon { width: 40px; height: 40px; display: grid; place-items: center; border: 1px solid rgba(231,183,101,.35); color: var(--gold); border-radius: 50%; font-size: 18px; }
.safety-grid h3 { margin: 33px 0 9px; font: 500 25px var(--display); }
.safety-grid p { color: var(--muted); }
.safety-grid strong { margin-top: auto; color: var(--safe); font-size: 9px; letter-spacing: .14em; }
.faq-section { display: grid; grid-template-columns: .65fr 1.35fr; gap: 100px; border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary { position: relative; padding: 25px 45px 25px 0; cursor: pointer; font: 500 21px var(--display); list-style: none; }
.faq-list summary::after { content: "+"; position: absolute; right: 6px; color: var(--gold); }
.faq-list details[open] summary::after { content: "−"; }
.faq-list p { max-width: 680px; padding: 0 35px 25px 0; color: var(--muted); }
.faq-list code { color: var(--gold); }

footer { width: min(1280px, calc(100% - 48px)); min-height: 180px; margin: auto; display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 35px; border-top: 1px solid var(--line); color: var(--muted); font-size: 9px; letter-spacing: .11em; text-transform: uppercase; }
.footer-brand { justify-self: start; color: var(--ink); }
dialog { width: min(870px, calc(100% - 30px)); padding: 0; overflow: visible; color: var(--ink); background: #0b1019; border: 1px solid rgba(255,255,255,.2); box-shadow: 0 30px 100px rgba(0,0,0,.75); }
dialog::backdrop { background: rgba(2,4,8,.86); backdrop-filter: blur(8px); }
.dialog-close { position: absolute; z-index: 5; right: 13px; top: 10px; width: 39px; height: 39px; color: var(--ink); background: rgba(0,0,0,.45); border: 1px solid var(--line); border-radius: 50%; cursor: pointer; font-size: 25px; }
.dialog-grid { display: grid; grid-template-columns: .9fr 1.1fr; }
.dragon-visual.large { min-height: 590px; }
.dragon-visual.large.asset-preview img { object-fit: contain; }
.dragon-visual.large .visual-glyph { font-size: 120px; }
.dialog-copy { padding: 58px 42px; }
.dialog-copy h2 { font-size: 42px; }
.dialog-notice { margin: 17px 0 28px; padding: 10px 12px; color: #e8c27b; background: #21190d; border-left: 2px solid var(--gold); font-size: 11px; }
.dialog-copy dl { display: grid; grid-template-columns: 1fr 1.25fr; gap: 10px 18px; margin: 0; font-size: 12px; }
.dialog-copy dt { color: var(--muted); }
.dialog-copy dd { margin: 0; overflow-wrap: anywhere; }
.noscript { position: fixed; inset: auto 20px 20px; z-index: 50; padding: 12px; color: #fff; background: #8c2f3c; text-align: center; }

@keyframes float { 0%,100% { translate: 0 0; } 50% { translate: 0 -11px; } }
@keyframes breathe { 0%,100% { transform: scale(1); } 50% { transform: scale(1.055); } }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; } }
@media (max-width: 1120px) { .site-header nav { display: none; } .hero { grid-template-columns: 1fr; } .hero-copy { z-index: 2; } .hero-art { min-height: 480px; max-width: 690px; width: 100%; margin: -25px auto 0; } .collection-grid { grid-template-columns: repeat(3, 1fr); } .story-section, .faq-section { gap: 55px; } footer { grid-template-columns: 1fr 1fr; } footer p:last-child { display: none; } }
@media (max-width: 760px) { .preview-strip { min-height: 42px; flex-wrap: wrap; gap: 5px 8px; line-height: 1.4; } .site-header { width: min(100% - 30px, 1280px); min-height: 74px; gap: 10px; } .access-badge { margin-left: auto; } .brand small { display: none; } .language-switcher button { min-width: 34px; min-height: 30px; padding-inline: 6px; } .hero, .section, .proof-bar, footer { width: min(100% - 30px, 1280px); } .hero { min-height: auto; grid-template-columns: 1fr; padding-top: 55px; } h1 { font-size: clamp(46px, 15vw, 68px); } .hero-art { min-height: 365px; transform: scale(.78); transform-origin: top center; margin-bottom: -90px; } .orb { width: 205px; } .proof-bar { grid-template-columns: repeat(2, 1fr); } .proof-bar div:nth-child(2) { border-right: 0; } .proof-bar div:nth-child(-n+2) { border-bottom: 1px solid var(--line); } .section { padding: 80px 0; } .section-heading, .story-section, .faq-section { grid-template-columns: 1fr; gap: 35px; } .class-summary { grid-template-columns: repeat(2, 1fr); } .collection-grid { grid-template-columns: repeat(2, 1fr); } .safety-grid { grid-template-columns: 1fr; } .dialog-grid { grid-template-columns: 1fr; } .dragon-visual.large { min-height: 300px; } footer { grid-template-columns: 1fr; padding: 40px 0; } footer p { margin: 0; } }
@media (max-width: 520px) { .site-header .brand { flex: 1 1 auto; } .access-badge { display: none; } .language-switcher { margin-left: auto; } .hero-art { scale: .82; margin-inline: -8%; } .proof-bar div { padding: 20px 15px; } .class-summary, .collection-grid { grid-template-columns: 1fr; } .catalog-toolbar label, .catalog-toolbar select { width: 100%; } .result-count { margin: 4px 0 0; } .dialog-copy { padding: 40px 24px; } .dialog-copy dl { grid-template-columns: 1fr; } }