:root{
  --bg:#0C100E;--deep:#080A09;--surface:#141A16;--surface2:#1A2420;
  --title:#E8F6EE;--text:#CDE3D6;--muted:#8FB3A0;--soft:#6E8F7E;
  --green:#2A9D5C;--bright:#3CB371;--darkgreen:#146B3A;--sand:#EFE6D2;
  --line:rgba(42,157,92,.18);--line-strong:rgba(42,157,92,.45);
  --shadow:0 12px 28px rgba(8,10,9,.35);--radius:10px;--max:960px;
  --top-edge:20px;--top-head:54px;--tabs:44px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
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}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{color:inherit}
img{display:block;max-width:100%;height:auto}
:focus-visible{outline:2px solid var(--bright);outline-offset:3px}
.skip-link{position:fixed;left:12px;top:-60px;z-index:1000;background:var(--sand);color:#08110C;padding:8px 12px;border-radius:8px}
.skip-link:focus{top:8px}
.domain-edge,.domain-head,.domain-tabs{position:fixed;left:0;right:0;z-index:80}
.domain-edge{top:0;height:var(--top-edge);display:flex;align-items:center;justify-content:space-between;padding:0 16px;background:var(--deep);color:var(--bright);font-size:12px;border-bottom:1px solid rgba(42,157,92,.12)}
.edge-brand{font-weight:700;letter-spacing:.03em}
.edge-search{border:0;background:transparent;color:var(--bright);cursor:pointer;min-height:20px;padding:0 2px}
.domain-head{top:var(--top-edge);height:var(--top-head);background:#0A0D0B;border-bottom:1px solid var(--line)}
.head-inner{max-width:var(--max);height:100%;margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand-home,.head-actions{display:flex;align-items:center}
.brand-home{min-height:44px;min-width:90px}
.brand-logo,.footer-logo,.menu-logo{height:24px;width:auto;object-fit:contain;object-position:center}
.brand-text{font-size:16px;font-weight:800;color:var(--title)}
.head-actions{gap:8px}
.head-app,.menu-button,.panel-close{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border-radius:9px;border:1px solid var(--line-strong);background:var(--deep);color:var(--text);font-size:14px;cursor:pointer;white-space:nowrap}
.head-app:hover,.menu-button:hover,.panel-close:hover{border-color:var(--bright);color:var(--title)}
.domain-tabs{top:calc(var(--top-edge) + var(--top-head));height:var(--tabs);background:#0A0D0B;border-bottom:1px solid var(--line)}
.tabs-inner{max-width:var(--max);height:100%;margin:0 auto;padding:0 16px;display:flex;align-items:center;gap:10px}
.domain-tab{width:88px;height:22px;border-radius:999px;border:1px solid var(--line-strong);color:var(--text);font-size:13px;line-height:20px;text-align:center}
.domain-tab:hover{border-color:var(--bright);color:var(--title)}
.domain-tab.is-current{background:var(--green);color:#08110C;border-color:var(--green);font-weight:800}
.site-main{min-height:70vh;padding-top:calc(var(--top-edge) + var(--top-head) + var(--tabs) + 28px);padding-bottom:56px}
.content{width:min(calc(100% - 32px),var(--max));margin:0 auto}
.page-head{padding:28px 0 18px;border-bottom:1px solid var(--line)}
.page-kicker{margin:0 0 8px;color:var(--bright);font-size:12px;font-weight:800;letter-spacing:.08em}
h1,h2,h3{margin:0;color:var(--title);line-height:1.3}
h1{font-size:24px}
h2{font-size:20px}
h3{font-size:16px}
p{margin:0 0 14px}
.lead{margin-top:14px;color:var(--text);max-width:760px}
.muted{color:var(--muted)}
.aux{color:var(--soft)}
.sand{color:var(--sand)}
.section{padding:28px 0;border-bottom:1px solid var(--line)}
.section:last-child{border-bottom:0}
.section-title{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:16px}
.section-title p{margin:0;color:var(--muted);font-size:13px}
.tag-index{display:flex;gap:8px;flex-wrap:wrap;margin:0 0 16px}
.tag-index a,.tag-index span{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border:1px solid var(--line-strong);border-radius:999px;color:var(--text);background:var(--deep);font-size:13px}
.tag-index a:hover{border-color:var(--bright)}
.actions{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;padding:0 16px;border-radius:9px;font-size:14px;font-weight:800;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,#3CB371 0%,#2A9D5C 55%,#146B3A 100%);color:#08110C}
.btn-secondary{background:var(--deep);border:1px solid var(--line-strong);color:var(--text)}
.btn-primary:hover{filter:brightness(1.06)}
.btn-secondary:hover{border-color:var(--bright);color:var(--title)}
.media-slot{width:100%;background:var(--deep);border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden;box-shadow:var(--shadow)}
.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.media-176{height:176px}.media-168{height:168px}.media-160{height:160px}.media-200{height:200px}.media-app{height:320px;width:240px;max-width:100%}.media-icon{height:64px;width:64px;box-shadow:none}.media-icon img{width:48px;height:48px}
.two-narrow{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.narrow-card,.info-card,.policy-card,.status-card,.lesson-row,.audio-row,.shot-row,.index-row{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.narrow-card h3,.info-card h3,.policy-card h3,.status-card h3,.lesson-row h3,.audio-row h3,.shot-row h3,.index-row h3{margin-bottom:8px}
.narrow-card p:last-child,.info-card p:last-child,.policy-card p:last-child,.status-card p:last-child,.lesson-row p:last-child,.audio-row p:last-child,.shot-row p:last-child,.index-row p:last-child{margin-bottom:0}
.cut-feature{display:grid;grid-template-columns:minmax(0,1.4fr) minmax(260px,.8fr);gap:16px;align-items:stretch}
.cut-copy{background:var(--surface2);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.cut-copy p:last-child{margin-bottom:0}
.page-pair{display:grid;grid-template-columns:1.12fr .88fr;gap:14px}
.page-stack{display:grid;gap:14px}
.mirror-page{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.mirror-page strong{display:block;color:var(--sand);margin-bottom:6px}
.course-list,.audio-list,.shot-list,.status-list,.directory-list,.article-list,.policy-list,.faq-list{display:grid;gap:12px}
.lesson-row,.audio-row,.shot-row,.status-card,.index-row{position:relative;padding-left:20px}
.lesson-row:before,.audio-row:before,.shot-row:before,.status-card:before,.index-row:before{content:"";position:absolute;left:0;top:18px;bottom:18px;width:3px;background:var(--green);border-radius:3px}
.status-label{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:var(--green);color:#08110C;font-size:12px;font-weight:800;margin-bottom:8px}
.app-wrap{display:grid;grid-template-columns:1fr 240px;gap:24px;align-items:start}
.app-copy{min-width:0}
.app-side{display:grid;gap:12px;justify-items:center}
.app-icon-line{display:flex;align-items:center;gap:12px;width:100%;padding:12px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}
.app-icon-line strong{color:var(--title)}
.home-faq{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.home-faq article{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.home-faq h3{margin-bottom:8px}
.brand-block{background:linear-gradient(180deg,rgba(42,157,92,.08),rgba(42,157,92,.02));border:1px solid var(--line-strong);border-radius:var(--radius);padding:22px}
.layout-directory .directory-list{grid-template-columns:1fr 1fr}
.directory-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.directory-item h2,.directory-item h3{margin-bottom:8px}
.layout-cut-page .cut-feature{margin-top:18px}
.layout-pages .page-stack{margin-top:18px}
.layout-shots .shot-list{counter-reset:shots}
.layout-shots .shot-row{padding-left:56px}
.layout-shots .shot-row:before{left:20px;width:20px;height:20px;top:20px;bottom:auto;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(42,157,92,.12)}
.layout-shots .shot-row:after{counter-increment:shots;content:counter(shots);position:absolute;left:26px;top:18px;color:#08110C;font-size:11px;font-weight:900}
.layout-class .course-list{grid-template-columns:1fr 1fr}
.layout-audio .audio-list{grid-template-columns:1fr}
.layout-status .status-list{grid-template-columns:1fr 1fr}
.layout-articles .article-list{grid-template-columns:1fr 1fr}
.article-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.article-card h2,.article-card h3{margin-bottom:8px}
.discovery-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:14px}
.discovery-column{display:grid;gap:12px}
.policy-list{grid-template-columns:1fr 1fr}
.policy-card h2{font-size:18px;margin-bottom:8px}
.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.faq-item h2{font-size:17px;margin-bottom:8px}
.contact-paths{display:grid;grid-template-columns:1fr 1fr;gap:12px}
.contact-path{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.contact-path h2{font-size:18px;margin-bottom:8px}
.banner-block{margin-top:18px}
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about-grid section{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.about-grid h2{font-size:18px;margin-bottom:8px}
.note-box{background:var(--surface2);border-left:3px solid var(--green);padding:16px 18px;border-radius:0 var(--radius) var(--radius) 0;color:var(--text)}
.inline-links{display:flex;gap:10px;flex-wrap:wrap}
.inline-links a{color:var(--sand);text-decoration:underline;text-decoration-color:rgba(239,230,210,.35);text-underline-offset:4px}
.site-footer{background:#050706;border-top:1px solid var(--line);color:var(--text);font-size:13px;padding:34px 0 70px}
.footer-inner{width:min(calc(100% - 32px),var(--max));margin:0 auto}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.footer-brand strong{display:block;color:var(--title);font-size:16px}.footer-brand span{display:block;color:var(--muted)}
.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding-bottom:22px;border-bottom:1px solid var(--line)}
.footer-groups h2{font-size:13px;margin-bottom:8px;color:var(--sand)}
.footer-groups a{display:block;color:var(--muted);padding:3px 0}.footer-groups a:hover{color:var(--title)}
.footer-note{margin:20px 0 8px;color:var(--muted);max-width:820px}.footer-copy{margin:0;color:var(--soft)}
.screen-mask{position:fixed;inset:0;z-index:110;background:rgba(0,0,0,.56);opacity:0;visibility:hidden;pointer-events:none;transition:.18s ease}
.screen-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}
.domain-menu{position:fixed;z-index:120;top:82px;right:16px;width:min(32vw,420px);height:min(76vh,700px);background:var(--deep);border:1px solid var(--line-strong);border-radius:14px;box-shadow:var(--shadow);transform:translateX(calc(100% + 40px));opacity:0;visibility:hidden;pointer-events:none;transition:.2s ease;overflow:hidden}
.domain-menu.is-open{transform:translateX(0);opacity:1;visibility:visible;pointer-events:auto}
.menu-top{height:66px;display:flex;align-items:center;justify-content:space-between;padding:0 14px;border-bottom:1px solid var(--line)}
.menu-brand{display:flex;align-items:center;gap:10px}.menu-brand strong{display:block;color:var(--title)}.menu-brand span{display:block;color:var(--muted);font-size:12px}
.menu-scroll{height:calc(100% - 66px);overflow-y:auto;padding:14px}
.menu-group{margin-bottom:16px}.menu-group:last-child{margin-bottom:0}.menu-group h2{font-size:13px;color:var(--sand);margin-bottom:7px}
.menu-group a{display:grid;grid-template-columns:90px 1fr;gap:10px;padding:10px;border-radius:9px;border:1px solid transparent}
.menu-group a:hover{background:var(--surface);border-color:var(--line)}
.menu-group strong{color:var(--title);font-size:14px}.menu-group span{color:var(--muted);font-size:12px;line-height:1.55}
.site-search{position:fixed;z-index:125;left:50%;top:82px;width:min(calc(100% - 32px),700px);transform:translate(-50%,-18px);opacity:0;visibility:hidden;pointer-events:none;transition:.18s ease}
.site-search.is-open{transform:translate(-50%,0);opacity:1;visibility:visible;pointer-events:auto}
.search-card{background:var(--deep);border:1px solid var(--line-strong);border-radius:14px;box-shadow:var(--shadow);padding:16px}
.search-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.search-head strong{display:block;color:var(--title);font-size:16px}.search-head span{display:block;color:var(--muted);font-size:13px}
.search-presets{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}
.search-presets a{min-height:44px;display:flex;align-items:center;justify-content:center;border-radius:9px;background:var(--surface);border:1px solid var(--line);color:var(--text)}
.search-presets a:hover{border-color:var(--bright);color:var(--title)}
.search-card p{margin:0;color:var(--muted);font-size:13px}
.panel-open{overflow:hidden}
.mobile-bottom{display:none}
@media (max-width:760px){
  :root{--tabs:0px}
  .domain-tabs{display:none}
  .site-main{padding-top:calc(var(--top-edge) + var(--top-head) + 18px);padding-bottom:76px}
  .domain-edge{padding:0 16px}
  .head-inner{padding:0 16px}
  .head-app,.menu-button{padding:0 11px}
  .two-narrow,.page-pair,.layout-directory .directory-list,.layout-class .course-list,.layout-status .status-list,.layout-articles .article-list,.policy-list,.contact-paths,.about-grid,.home-faq,.discovery-grid{grid-template-columns:1fr}
  .cut-feature{grid-template-columns:1fr}
  .app-wrap{grid-template-columns:1fr}
  .app-side{justify-items:start}.media-app{width:min(240px,100%)}
  .footer-groups{grid-template-columns:1fr 1fr}
  .domain-menu{top:78px;right:8px;width:88%;height:min(76vh,700px)}
  .menu-group a{grid-template-columns:76px 1fr}
  .site-search{inset:0;top:0;left:0;width:100%;height:100%;transform:none;background:var(--deep);padding:calc(env(safe-area-inset-top) + 16px) 16px 16px}
  .site-search.is-open{transform:none}
  .search-card{border:0;box-shadow:none;padding:0;background:transparent}
  .search-presets{grid-template-columns:1fr 1fr}
  .mobile-bottom{position:fixed;z-index:90;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#070A08;border-top:1px solid var(--line)}
  .mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;color:var(--muted);font-size:13px}
  .mobile-bottom a.is-current{background:var(--green);color:#08110C;font-weight:800}
  .site-footer{padding-bottom:92px}
}
@media (max-width:420px){
  .edge-brand{max-width:210px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .head-actions{gap:6px}.head-app,.menu-button{font-size:13px;padding:0 9px}
  .footer-groups{grid-template-columns:1fr 1fr;gap:14px}
  .search-presets{grid-template-columns:1fr}
}