*{box-sizing:border-box}
:root{--bg:#0b1016;--deep:#06090d;--panel:#111923;--panel2:#172331;--title:#edf6ff;--text:#d3dfeb;--muted:#91a7bb;--accent:#48b9ff;--accent2:#76d7ff;--accentdeep:#176ea6;--line:rgba(72,185,255,.18);--line2:rgba(72,185,255,.45);--shadow:0 18px 38px rgba(0,0,0,.34)}
html{background:var(--deep);scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei","PingFang SC",sans-serif;font-size:15px;line-height:1.72;overflow-x:hidden}body.no-scroll{overflow:hidden}
a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%}.shell{width:min(980px,calc(100% - 32px));margin:0 auto}
.skip-link{position:fixed;left:16px;top:-80px;z-index:300;background:#e7f7ff;color:#06111a;padding:10px 14px;border-radius:8px}.skip-link:focus{top:10px}
.utility{position:fixed;z-index:120;top:0;left:0;right:0;height:22px;background:#05080c;color:var(--accent2);font-size:12px}.utility-in{height:22px;display:flex;align-items:center;justify-content:space-between}.search-open{border:0;background:none;color:var(--accent2);cursor:pointer;padding:0}
.site-header{position:fixed;z-index:118;top:22px;left:0;right:0;height:58px;background:#091019;border-bottom:1px solid var(--line)}.header-in{height:58px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;min-height:44px}.brand img,.footer-brand img,.side-brand img{height:24px;width:auto;object-fit:contain}.header-actions{display:flex;gap:8px;align-items:center}
.primary-link,.menu-open,.menu-close,.search-close{min-height:44px;padding:0 14px;border-radius:9px;display:inline-flex;align-items:center;justify-content:center}.primary-link{background:linear-gradient(135deg,#76d7ff,#48b9ff 55%,#176ea6);color:#06111a;font-weight:700}.menu-open,.menu-close,.search-close{border:1px solid var(--line2);background:#0b131c;color:var(--text);cursor:pointer}
.quick-nav{position:fixed;z-index:116;top:80px;left:0;right:0;height:46px;background:#091019;border-bottom:1px solid var(--line)}.quick-in{height:46px;display:flex;align-items:center;gap:9px}.quick-in a{min-width:96px;height:28px;padding:0 14px;border:1px solid var(--line2);border-radius:999px;display:inline-flex;align-items:center;justify-content:center;font-size:13px}.quick-in a.active{background:var(--accent);border-color:var(--accent);color:#06111a;font-weight:700}
.main{padding-top:152px;padding-bottom:80px}h1,h2,h3{margin:0 0 12px;color:var(--title)}h1{font-size:26px;line-height:1.3}h2{font-size:20px}h3{font-size:16px}p{margin:0 0 14px}.lead{font-size:16px;color:#e5f6ff;max-width:800px}.eyebrow{font-size:12px;color:var(--accent2);letter-spacing:.13em;text-transform:uppercase}.section{padding:30px 0;border-bottom:1px solid var(--line)}.page-head{padding:26px 0 22px;border-bottom:1px solid var(--line)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn-primary,.btn-secondary{min-height:42px;padding:0 16px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center}.btn-primary{background:linear-gradient(135deg,#76d7ff,#48b9ff 55%,#176ea6);color:#06111a;font-weight:700}.btn-secondary{border:1px solid var(--line2);background:#0a121a}
a:hover{filter:brightness(1.08)}a:focus-visible,button:focus-visible{outline:2px solid #e7f7ff;outline-offset:3px}
.media{background:var(--deep);border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media img{width:100%;height:100%;object-fit:contain;object-position:center}.h176{height:176px}.h168{height:168px}.h160{height:160px}
.hero{padding:34px 0 30px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:18px}.hero-copy{padding:24px;background:linear-gradient(145deg,#101925,#0c141d);border:1px solid var(--line2);border-radius:14px}.hero-side{display:grid;gap:12px}.hero-side article{padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:12px}
.chips{display:flex;gap:9px;flex-wrap:wrap}.chips a{padding:8px 12px;border:1px solid var(--line2);border-radius:999px}
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.card{padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.card strong{display:block;color:var(--title);font-size:16px;margin-bottom:5px}
.triple{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.triple article{padding:17px;background:var(--panel);border-top:2px solid var(--accent);border-radius:0 0 12px 12px}
.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:16px}.split>*{padding:18px;background:var(--panel2);border:1px solid var(--line);border-radius:12px}
.steps{display:grid;gap:12px;counter-reset:step}.steps article{position:relative;padding:18px 18px 18px 66px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.steps article:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:18px;top:18px;color:var(--accent2);font-weight:700}
.grid2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.grid2 article,.grid2 section{padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.status-list{display:grid;gap:10px}.status-item{display:grid;grid-template-columns:1fr auto;gap:14px;padding:13px 15px;background:var(--panel);border:1px solid var(--line);border-radius:10px}.status{font-size:12px;border:1px solid var(--line2);border-radius:999px;padding:3px 9px;color:#e5f6ff}
.wrap{overflow:auto}.wrap-visual{float:right;width:240px;height:320px;margin:0 0 18px 24px}.app-icon{width:48px;height:48px;object-fit:contain}.icon-row{display:flex;align-items:center;gap:12px;margin:14px 0}.notice{padding:18px;border-left:3px solid var(--accent);background:var(--panel);border-radius:0 12px 12px 0}
.directory{display:grid;grid-template-columns:220px 1fr;gap:18px}.directory nav{position:sticky;top:144px;align-self:start;padding:14px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.directory nav a{display:block;padding:8px 10px;border-radius:8px;color:var(--muted)}.directory nav a:hover{background:var(--panel2);color:var(--title)}.directory-body{display:grid;gap:14px}.directory-body section{padding:20px;background:var(--panel);border:1px solid var(--line);border-radius:12px}
.profile-list{display:grid;gap:14px}.profile-card{display:grid;grid-template-columns:150px 1fr;gap:18px;padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.profile-key{color:var(--accent2);font-weight:700}
.scene-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}.scene-grid article{padding:18px;background:var(--panel2);border:1px solid var(--line);border-radius:12px}.scene-grid .wide{grid-column:1/-1}
.tip-list{display:grid;gap:12px}.tip-list article{display:grid;grid-template-columns:110px 1fr;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}.tip-label{color:var(--accent2);font-weight:700}
.media-list{display:grid;gap:12px}.media-list section{display:grid;grid-template-columns:170px 1fr;border:1px solid var(--line);border-radius:12px;overflow:hidden}.media-list h2{margin:0;padding:18px;background:#091019}.media-list div{padding:18px;background:var(--panel)}
.update-list{display:grid;gap:12px}.update-list article{display:grid;grid-template-columns:120px 1fr auto;gap:16px;padding:16px;background:var(--panel);border:1px solid var(--line);border-radius:12px}
.guide-columns{display:grid;grid-template-columns:.8fr 1.2fr;gap:18px}.guide-columns aside{padding:18px;background:var(--deep);border:1px solid var(--line2);border-radius:12px;height:max-content}.guide-columns .articles{display:grid;gap:12px}.guide-columns article{padding:18px;background:var(--panel);border:1px solid var(--line);border-radius:12px}
.discovery{display:grid;gap:12px}.discovery article{display:grid;grid-template-columns:140px 1fr 110px;gap:14px;align-items:center;padding:16px 0;border-bottom:1px solid var(--line)}.discovery a{justify-self:end;color:#e5f6ff;border-bottom:1px solid var(--line2)}
.terms{display:grid;gap:14px}.terms section{padding:18px 20px;background:var(--panel);border-left:3px solid var(--accent);border-radius:0 12px 12px 0}
.faq-list{display:grid;gap:12px}.faq-list details{padding:0 16px;background:var(--panel);border:1px solid var(--line);border-radius:12px}.faq-list summary{padding:16px 0;color:var(--title);font-weight:700;cursor:pointer}.faq-list p{padding-bottom:16px}
.banner{height:200px;background:var(--deep);border:1px solid var(--line);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden;margin-bottom:20px}.banner img{width:100%;height:100%;object-fit:contain}
.site-footer{background:#04070a;border-top:1px solid var(--line);padding:30px 0 calc(24px + env(safe-area-inset-bottom))}.footer-grid{display:grid;grid-template-columns:1.1fr 1.9fr;gap:28px}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:12px}.footer-brand div{display:grid;line-height:1.2}.footer-brand span{font-size:12px;color:var(--muted)}.footer-intro p{font-size:13px;color:var(--muted)}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.footer-links h2{font-size:13px;color:#e5f6ff;margin-bottom:8px}.footer-links a{display:block;font-size:13px;padding:3px 0}.footer-bottom{margin-top:18px;padding-top:14px;border-top:1px solid var(--line);display:flex;gap:16px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.overlay{position:fixed;z-index:150;inset:0;background:rgba(0,0,0,.62);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}
.side-menu{position:fixed;z-index:160;right:16px;top:94px;width:min(360px,36vw);max-height:76vh;overflow:auto;background:#091019;border:1px solid var(--line2);border-radius:14px;box-shadow:var(--shadow);padding:16px;transform:translateX(calc(100% + 34px));visibility:hidden;pointer-events:none;transition:.24s}.side-menu.open{transform:translateX(0);visibility:visible;pointer-events:auto}.side-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}.side-brand{display:flex;align-items:center;gap:10px}.side-groups{display:grid;gap:15px}.side-groups h2{font-size:13px;color:var(--accent2);margin-bottom:6px}.side-groups a{display:block;padding:9px 10px;border-radius:9px}.side-groups a:hover{background:var(--panel)}.side-groups strong{display:block;font-size:14px}.side-groups span{display:block;font-size:12px;color:var(--muted);margin-top:2px}
.search-panel{position:fixed;z-index:158;top:80px;left:0;right:0;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.search-panel.open{opacity:1;visibility:visible;pointer-events:auto}.search-card{width:min(980px,calc(100% - 32px));margin:0 auto;padding:16px;background:#091019;border:1px solid var(--line2);border-radius:0 0 14px 14px;box-shadow:var(--shadow)}.search-head{display:flex;justify-content:space-between;align-items:flex-start}.search-head p{font-size:13px;color:var(--muted)}.search-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.search-links a{padding:8px 13px;border:1px solid var(--line2);border-radius:999px;font-size:13px}.mobile-bar{display:none}
@media(max-width:760px){.quick-nav{display:none}.main{padding-top:106px;padding-bottom:86px}.hero-grid,.cards,.triple,.split,.grid2,.scene-grid,.guide-columns{grid-template-columns:1fr}.scene-grid .wide{grid-column:auto}.directory{grid-template-columns:1fr}.directory nav{position:static;display:flex;gap:7px;flex-wrap:wrap}.profile-card{grid-template-columns:1fr}.media-list section{grid-template-columns:1fr}.update-list article{grid-template-columns:1fr}.discovery article{grid-template-columns:1fr}.discovery a{justify-self:start}.tip-list article{grid-template-columns:1fr}.wrap-visual{float:none;width:min(240px,100%);height:320px;margin:0 auto 18px}.footer-grid{grid-template-columns:1fr}.footer-links{grid-template-columns:1fr 1fr}.side-menu{top:84px;right:12px;width:88%}.search-panel{inset:0;top:0;padding:16px;background:var(--deep)}.search-card{width:100%;height:100%;border-radius:12px}.search-links{display:grid;grid-template-columns:1fr 1fr}.mobile-bar{position:fixed;z-index:140;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:#05080c;border-top:1px solid var(--line)}.mobile-bar a{display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bar a.active{background:var(--accent);color:#06111a;font-weight:700}}