:root{
  --bg:#0C100E;--deep:#080A09;--card:#141A16;--card2:#1A2420;--title:#E8F6EE;--text:#CDE3D6;--muted:#8FB3A0;--soft:#6E8F7E;--green:#2A9D5C;--bright:#3CB371;--dark:#146B3A;--sand:#EFE6D2;--line:rgba(42,157,92,.18);--strong:rgba(42,157,92,.45);--shadow:0 12px 28px rgba(8,10,9,.35)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block;object-fit:contain;object-position:center}.shell{width:min(960px,calc(100% - 32px));margin:0 auto}.topline{position:fixed;z-index:50;top:0;left:0;right:0;height:20px;background:#060807;color:var(--bright);font-size:12px}.topline-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-button,.menu-button,.close-button{border:0;background:transparent;color:inherit;cursor:pointer;min-height:44px;padding:0 12px}.topline .text-button{min-height:20px;padding:0 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var(--line)}.quick-nav-inner{height:44px;display:flex;gap:10px;align-items:center}.quick-chip{width:88px;height:22px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--green);color:var(--text);border-radius:999px;font-size:13px}.quick-chip.is-current{background:var(--green);color:#08110C;font-weight:700}.site-main{padding-top:146px;padding-bottom:56px;min-height:60vh}h1,h2,h3{color:var(--title);margin:0 0 12px}h1{font-size:24px;line-height:1.3}h2{font-size:20px;line-height:1.35}h3{font-size:16px;line-height:1.45}p{margin:0 0 14px}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--bright);text-transform:uppercase}.lead{font-size:16px;color:var(--sand);max-width:760px}.muted{color:var(--muted)}.soft{color:var(--soft)}.content-section{margin:0 auto 34px}.mt14{margin-top:14px}.mt18{margin-top:18px}.page-head{padding:10px 0 18px;border-bottom:1px solid var(--line);margin-bottom:26px}.page-head .lead{max-width:820px}.button-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.btn-primary,.btn-secondary{min-height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:9px;padding:0 16px;font-size:14px;white-space:nowrap}.btn-primary{background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C;font-weight:700}.btn-secondary{background:#0D1310;border:1px solid var(--green);color:var(--text)}.btn-primary:hover,.btn-secondary:hover,.btn-primary:focus-visible,.btn-secondary:focus-visible{filter:brightness(1.06);outline:2px solid rgba(60,179,113,.35);outline-offset:2px}.index-tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}.index-tabs a{border-bottom:1px solid var(--green);padding:6px 10px;color:var(--muted)}.hero-copy{padding:4px 0 10px}.media-slot{background:var(--deep);border:1px solid var(--line);border-radius:10px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%}.h176{height:176px}.h168{height:168px}.h160{height:160px}.h200{height:200px}.portrait-slot{width:240px;height:320px;flex:0 0 240px}.slit-section{display:grid;grid-template-columns:1fr;gap:14px}.slit-copy{background:var(--card);border:1px solid var(--line);border-left:3px solid var(--green);border-radius:10px;padding:18px}.two-narrow{display:grid;grid-template-columns:1fr 1fr;gap:14px}.narrow-card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}.narrow-card .media-slot{margin-bottom:14px}.stage-pages{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr);gap:14px}.stage-page{background:var(--card2);border:1px solid var(--line);border-radius:10px;padding:16px}.lens-list,.lesson-list,.sound-list,.status-list,.entry-list{display:grid;gap:12px}.lens-item,.lesson-item,.sound-item,.status-item,.entry-item{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}.lens-item{display:grid;grid-template-columns:130px 1fr;gap:16px;align-items:start}.mini-label{font-size:12px;color:var(--bright);letter-spacing:.08em}.wrap-media{display:flex;gap:20px;align-items:flex-start}.wrap-media .wrap-copy{flex:1;min-width:0}.wrap-media .app-stack{width:240px;display:grid;gap:10px;justify-items:center}.app-icon{width:48px;height:48px;border-radius:12px}.legal-box,.faq-mini,.brand-box{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq-mini h3{margin-bottom:6px}.directory-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.directory-card{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px}.directory-card ul{margin:10px 0 0;padding-left:18px;color:var(--muted)}.stage-cut{display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:start}.stage-cut .rail{position:sticky;top:140px;background:var(--deep);border:1px solid var(--line);border-radius:10px;padding:14px}.stage-cut .rail a{display:block;padding:8px 10px;border-radius:7px;color:var(--muted)}.stage-cut .rail a:hover{background:var(--card2);color:var(--text)}.stage-cut .body{display:grid;gap:14px}.frame-page{display:grid;gap:18px}.frame-page .wide-note{padding:20px;background:var(--card2);border:1px solid var(--line);border-radius:10px}.frame-page .split{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}.shot-list{counter-reset:shot;display:grid;gap:10px}.shot{counter-increment:shot;display:grid;grid-template-columns:56px 1fr;gap:14px;padding:16px;background:var(--card);border:1px solid var(--line);border-radius:10px}.shot::before{content:counter(shot,decimal-leading-zero);color:var(--bright);font-weight:700}.classroom{display:grid;grid-template-columns:1fr .9fr;gap:16px}.classroom aside{background:var(--deep);border:1px solid var(--line);border-radius:10px;padding:16px}.sound-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:16px}.status-strip{display:grid;grid-template-columns:150px 1fr;gap:16px}.status-name{color:#08110C;background:var(--green);border-radius:8px;padding:10px 12px;font-weight:700;align-self:start}.article-catalog{display:grid;gap:12px}.article-row{display:grid;grid-template-columns:150px 1fr;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px}.discover-index{display:grid;grid-template-columns:repeat(4,1fr);gap:10px}.discover-index a{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:16px;min-height:120px}.discover-index strong{display:block;color:var(--title);margin-bottom:8px}.terms{display:grid;gap:14px}.term-section{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:18px}.faq-full{display:grid;gap:12px}.faq-full details{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:14px 16px}.faq-full summary{cursor:pointer;color:var(--title);font-weight:700}.faq-full p{margin:10px 0 0}.site-footer{background:#050706;border-top:1px solid var(--line);padding:30px 0 76px;font-size:13px;color:var(--text)}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:20px}.footer-brand>div:last-child{display:flex;gap:8px;align-items:baseline}.footer-brand span{color:var(--muted)}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.footer-grid h2{font-size:14px;margin-bottom:8px}.footer-grid a{display:block;color:var(--muted);padding:3px 0}.footer-grid a:hover{color:var(--text)}.footer-note{margin-top:22px;padding-top:18px;border-top:1px solid var(--line);color:var(--soft)}.screen-mask{position:fixed;z-index:70;inset:0;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.screen-mask.is-visible{opacity:1;visibility:visible;pointer-events:auto}.domain-panel{position:fixed;z-index:80;right:16px;top:84px;width:min(32vw,430px);max-height:76vh;overflow:auto;background:#0A0F0C;border:1px solid var(--strong);border-radius:12px;box-shadow:var(--shadow);padding:14px;transform:translateX(110%);visibility:hidden;pointer-events:none;transition:.22s}.domain-panel.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px;position:sticky;top:-14px;background:#0A0F0C;padding:4px 0 8px;z-index:2}.panel-brand{display:flex;align-items:center;gap:10px}.close-button{color:var(--muted);border:1px solid var(--line);border-radius:8px;min-height:40px}.panel-groups{display:grid;gap:14px}.panel-groups section{border-top:1px solid var(--line);padding-top:12px}.panel-groups h2{font-size:14px;color:var(--bright)}.panel-groups a{display:grid;gap:2px;padding:9px 10px;border-radius:8px}.panel-groups a:hover{background:var(--card)}.panel-groups a strong{font-size:14px}.panel-groups a span{font-size:12px;color:var(--muted)}.search-layer{position:fixed;z-index:81;left:0;right:0;top:74px;visibility:hidden;pointer-events:none;transform:translateY(-16px);opacity:0;transition:.2s}.search-layer.is-open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}.search-card{background:#0A0F0C;border:1px solid var(--strong);border-radius:0 0 12px 12px;padding:16px;box-shadow:var(--shadow)}.search-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.search-presets{display:flex;gap:8px;flex-wrap:wrap}.search-presets a{min-height:40px;display:inline-flex;align-items:center;padding:0 14px;border-radius:8px;border:1px solid var(--green);color:var(--text)}.mobile-bar{display:none}
@media(max-width:760px){.shell{width:calc(100% - 32px)}.quick-nav{display:none}.site-main{padding-top:102px;padding-bottom:82px}.head-actions{gap:6px}.head-app,.menu-button{padding:0 11px}.two-narrow,.stage-pages,.directory-grid,.frame-page .split,.classroom,.sound-layout,.faq-grid{grid-template-columns:1fr}.lens-item,.article-row,.status-strip{grid-template-columns:1fr}.stage-cut{grid-template-columns:1fr}.stage-cut .rail{position:static;display:flex;overflow:auto;gap:6px}.stage-cut .rail a{white-space:nowrap}.wrap-media{display:block}.wrap-media .app-stack{width:100%;margin-top:16px}.portrait-slot{width:240px;max-width:100%;margin:0 auto}.discover-index{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.domain-panel{top:74px;right:8px;width:88%;max-height:76vh}.search-layer{top:0;bottom:0;background:#050706}.search-card{width:100%;height:100%;border:0;border-radius:0;padding-top:28px}.mobile-bar{position:fixed;z-index:60;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(4,1fr);height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#070A08;border-top:1px solid var(--line)}.mobile-bar a{display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--muted);min-height:48px}.mobile-bar a.is-current{background:var(--green);color:#08110C;font-weight:700}.site-footer{padding-bottom:92px}.h200{height:180px}}
@media(max-width:430px){.discover-index,.footer-grid{grid-template-columns:1fr}.footer-brand>div:last-child{display:grid;gap:0}.site-main{padding-top:100px}.head-app{max-width:98px}.lens-item{display:block}.lens-item .mini-label{display:block;margin-bottom:8px}}