/* 幻境VR · abc12345.cc — ivory / ink-violet / coral→peach / mint. No webfonts, no JS. */
:root{--bg:#fbf8f4;--card:#fff;--ink:#1f1640;--tx:#2d2648;--mu:#6d6787;--ln:#ece6dd;--co:#ff5d73;--pe:#ffa35a;--mi:#20c4a5;--vi:#7b5cff;--gr:linear-gradient(120deg,#ff5d73,#ffa35a);--r:18px;--sh:0 1px 2px rgba(31,22,64,.05),0 8px 24px rgba(31,22,64,.07)}
*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.75 -apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC","Source Han Sans SC",sans-serif;padding-bottom:64px}
a{color:#d63a55;text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;height:auto;display:block}
h1,h2,h3{color:var(--ink);line-height:1.3;margin:0 0 .5em}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:9}
.topbar{background:var(--ink);color:#cfc8ea;font-size:12.5px;padding:6px 0}.topbar a{color:#ffc39a;margin-left:8px}
.hd{position:sticky;top:0;z-index:5;background:rgba(251,248,244,.92);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--ln)}
.hd-in{display:flex;align-items:center;gap:18px;height:66px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none!important}
.brand b{font-size:21px;letter-spacing:.5px;display:block;line-height:1.1}.brand em{font-style:normal;background:var(--gr);-webkit-background-clip:text;background-clip:text;color:transparent}
.brand small{font-size:11.5px;color:var(--mu);display:block}
.nav{display:flex;gap:2px;flex:1;overflow-x:auto;scrollbar-width:none}.nav::-webkit-scrollbar{display:none}
.nav a{color:var(--tx);padding:7px 11px;border-radius:999px;font-size:14.5px;white-space:nowrap}
.nav a:hover,.nav a[aria-current]{background:#fff;box-shadow:var(--sh);text-decoration:none;color:var(--ink)}
.nav a[aria-current]{color:#d63a55;font-weight:600}
.hd-cta{background:var(--ink);color:#fff;padding:9px 16px;border-radius:999px;font-weight:600;font-size:14px;white-space:nowrap}.hd-cta:hover{background:#d63a55;text-decoration:none}
.btn{display:inline-block;padding:10px 20px;border-radius:999px;font-weight:700;font-size:15px;text-decoration:none!important;transition:transform .15s}
.btn:hover{transform:translateY(-1px)}.btn-lg{padding:14px 26px;font-size:16px}
.btn-p{background:var(--gr);color:#fff;box-shadow:0 8px 22px rgba(255,93,115,.32)}
.btn-o{border:2px solid var(--ink);color:var(--ink);background:#fff}
.kick{font-size:12.5px;letter-spacing:1.6px;text-transform:uppercase;color:var(--mi);font-weight:700;margin:0 0 8px}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:var(--co);margin-right:8px;box-shadow:0 0 0 4px rgba(255,93,115,.18)}
/* hero */
.hero{background:radial-gradient(900px 400px at 85% -10%,rgba(255,163,90,.22),transparent 60%),radial-gradient(700px 380px at -5% 110%,rgba(123,92,255,.14),transparent 60%);border-bottom:1px solid var(--ln);overflow:hidden}
.hero-in{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:54px;padding-bottom:40px}
.hero h1{font-size:46px;letter-spacing:-.5px}.hero h1 small{display:block;font-size:17px;color:var(--mu);font-weight:500;margin-top:10px;letter-spacing:0}
.hero-p{font-size:16.5px;color:var(--tx);max-width:620px}.hero-p b{color:var(--ink);background:linear-gradient(transparent 62%,rgba(255,163,90,.35) 0)}
.hero-a{display:flex;gap:12px;flex-wrap:wrap;margin:22px 0}
.stat{display:flex;gap:26px;list-style:none;padding:0;margin:0;color:var(--mu);font-size:13.5px}.stat b{display:block;font-size:28px;color:var(--ink);line-height:1.1}
.stack{position:relative;height:380px}
.sc{position:absolute;width:72%;border-radius:20px;overflow:hidden;background:#fff;box-shadow:0 18px 40px rgba(31,22,64,.18);border:6px solid #fff;transition:transform .25s}
.sc img,.sc .tc{width:100%;aspect-ratio:16/10;object-fit:cover}
.sc span{display:block;padding:8px 6px 4px;font-size:13.5px;font-weight:700;color:var(--ink)}
.s1{right:0;top:0;transform:rotate(3deg);z-index:3}.s2{left:0;top:120px;transform:rotate(-5deg);width:58%;z-index:2}.s3{right:6%;bottom:-10px;width:44%;transform:rotate(-1deg);z-index:4}
.sc:hover{transform:rotate(0) scale(1.03);z-index:6;text-decoration:none}
.marq{border-top:1px dashed var(--ln);background:#fff;overflow:hidden;white-space:nowrap}
.marq p{display:inline-block;margin:0;padding:10px 0;color:var(--mu);font-size:13.5px;animation:mq 60s linear infinite}
@keyframes mq{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion:reduce){.marq p{animation:none}}
/* sections */
.sec{margin:46px auto}.sec-h{display:flex;align-items:baseline;gap:14px;flex-wrap:wrap;margin-bottom:18px}
.sec-h h2{font-size:26px;margin:0;position:relative;padding-left:16px}.sec-h h2:before{content:"";position:absolute;left:0;top:5px;bottom:5px;width:6px;border-radius:6px;background:var(--gr)}
.sec-h p{margin:0;color:var(--mu);font-size:14px}
.tiles{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.tile{background:#fff;border-radius:var(--r);padding:18px;box-shadow:var(--sh);border-top:4px solid var(--c);color:var(--tx);text-decoration:none!important;transition:transform .2s}
.tile:hover{transform:translateY(-3px)}.tile b{display:block;color:var(--ink);font-size:16px;margin-top:10px}.tile small{color:var(--mu)}
.tile-ic{display:inline-grid;place-items:center;min-width:44px;height:44px;padding:0 8px;border-radius:14px;background:color-mix(in srgb,var(--c) 14%,#fff);color:var(--c);font-weight:800;font-size:15px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.g4{grid-template-columns:repeat(4,1fr)}
.card{background:var(--card);border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(31,22,64,.13)}
.card-v{position:relative;display:block;aspect-ratio:16/9;background:#f1ece5;overflow:hidden}
.card-v img,.card-v .tc{width:100%;height:100%;object-fit:cover}
.ver{position:absolute;left:12px;bottom:12px;background:rgba(31,22,64,.86);color:#fff;font-size:12.5px;font-weight:700;padding:3px 10px;border-radius:999px}
.card-b{padding:14px 16px 18px}.card h3{font-size:17px;margin:6px 0}.card h3 a{color:var(--ink)}
.card-d{color:var(--mu);font-size:14px;margin:0}
.meta{display:flex;gap:10px;align-items:center;font-size:12.5px;color:var(--mu);margin:0}
.chip{background:color-mix(in srgb,var(--c,#ff5d73) 13%,#fff);color:var(--c,#d63a55);padding:2px 10px;border-radius:999px;font-weight:700}
.tc{display:flex;flex-direction:column;justify-content:center;align-items:flex-start;padding:22px;background:linear-gradient(135deg,color-mix(in srgb,var(--c) 85%,#1f1640),#1f1640);color:#fff;position:relative}
.tc:after{content:"";position:absolute;right:-30px;top:-30px;width:160px;height:160px;border-radius:50%;border:22px solid rgba(255,255,255,.1)}
.tc b{font-size:34px;line-height:1.1;letter-spacing:-.5px}.tc span{opacity:.85;font-size:14px;margin-top:6px}
/* timeline + ill */
.split{display:grid;grid-template-columns:1fr 1fr;gap:28px}
.tl{list-style:none;margin:0;padding:0 0 0 18px;border-left:3px solid #f3d9cc}
.tl li{position:relative;margin:0 0 12px}.tl li:before{content:"";position:absolute;left:-26px;top:16px;width:13px;height:13px;border-radius:50%;background:#fff;border:3px solid var(--co)}
.tl a{display:block;background:#fff;border-radius:14px;padding:10px 14px;box-shadow:var(--sh);color:var(--tx);text-decoration:none!important}
.tl b{color:var(--ink);margin-right:10px}.tl time{font-size:12.5px;color:var(--mu)}.tl span{display:block;font-size:13.5px;color:var(--mu)}
.ill{background:var(--ink);color:#d9d3f1;border-radius:24px;padding:28px}.ill h2{color:#fff}.ill .kick{color:#ffc39a}
.ill-l{list-style:none;padding:0;margin:14px 0 18px;display:grid;grid-template-columns:1fr 1fr;gap:8px}
.ill-l a{display:block;padding:9px 12px;border-radius:12px;background:rgba(255,255,255,.07);color:#fff;text-decoration:none!important}
.ill-l a:hover{background:rgba(255,255,255,.14)}.ill-l em{font-style:normal;color:#ffc39a;font-size:12px;margin-right:8px}.ill-l span{display:block;font-size:12px;color:#a9a2c9}
.ill-l.wide{grid-template-columns:repeat(4,1fr)}.ill-l.wide a{background:#fff;color:var(--ink);box-shadow:var(--sh)}.ill-l.wide span{color:var(--mu)}.ill-l.wide em{color:#d63a55}
.kws{display:flex;flex-wrap:wrap;gap:8px;margin:0}.kws a{background:#fff;border:1px solid var(--ln);padding:6px 13px;border-radius:999px;color:var(--tx);font-size:14px}.kws a:hover{border-color:var(--co);color:#d63a55;text-decoration:none}
/* article */
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:6px;padding:0;margin:20px 0;font-size:13px;color:var(--mu)}
.crumbs li+li:before{content:"›";margin-right:6px}.crumbs a{color:var(--mu)}
.art-w{max-width:940px}.art{background:#fff;border-radius:24px;box-shadow:var(--sh);padding:34px 40px}
.art-h h1{font-size:32px;margin:10px 0 12px}.lead{font-size:17px;color:var(--tx);background:#fff6ee;border-left:4px solid var(--pe);padding:12px 16px;border-radius:0 12px 12px 0}
.hero-img{margin:22px 0;border-radius:18px;overflow:hidden;background:#f1ece5}.hero-img img{width:100%}.hero-img .tc{aspect-ratio:16/7}
.hero-img figcaption,.fig figcaption{font-size:12.5px;color:var(--mu);padding:8px 12px;background:#faf7f2}
.spec{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:18px 0}
.spec div{background:#faf7f2;border-radius:14px;padding:10px 14px}.spec dt{font-size:12px;color:var(--mu)}.spec dd{margin:0;font-weight:700;color:var(--ink)}.spec-w{grid-column:1/-1}
.bd{display:inline-block;background:#fff;border:1px solid var(--ln);border-radius:999px;padding:1px 10px;margin:4px 6px 0 0;font-size:13px;font-weight:600}
.body{margin:28px 0}.body h2{font-size:22px;margin-top:28px}.body h3{font-size:17px;color:#d63a55;margin:20px 0 6px}
.body p{margin:0 0 12px}.fig{margin:18px 0;border-radius:14px;overflow:hidden}
.steps{padding-left:22px}.steps li{margin:6px 0}.mut{color:var(--mu);font-size:14px}
.ctab{display:flex;gap:18px;align-items:center;background:linear-gradient(120deg,#fff1ea,#f3efff);border:1px solid #f5ddd2;border-radius:20px;padding:18px 22px;margin:24px 0}
.ctab-t{flex:1}.ctab b{color:var(--ink);font-size:17px}.ctab p{margin:4px 0 0;color:var(--mu);font-size:14px}
.pn{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:26px}.pn a{background:#faf7f2;border-radius:14px;padding:12px 14px;color:var(--ink);font-weight:600;font-size:14.5px}.pn small{display:block;color:var(--mu);font-weight:400}.pn .nx{text-align:right}
.cat-h{display:flex;gap:18px;align-items:flex-start;background:#fff;border-radius:24px;box-shadow:var(--sh);padding:26px;margin-bottom:26px;border-top:5px solid var(--c)}
.cat-h h1{font-size:30px}.cat-h p{margin:0;color:var(--tx)}
.narrow{max-width:860px}
.tbl{overflow-x:auto}table{border-collapse:collapse;width:100%;background:#fff;font-size:14.5px}th,td{border-bottom:1px solid var(--ln);padding:10px;text-align:left;vertical-align:top}th{background:#faf7f2;color:var(--ink)}
.qa{background:#fff;border-radius:14px;box-shadow:var(--sh);padding:12px 16px;margin:10px 0}.qa summary{font-weight:700;color:var(--ink);cursor:pointer}.qa p{margin:8px 0 0}
.nf{text-align:center;padding:50px 0}.nf-n{font-size:96px;font-weight:900;margin:0;background:var(--gr);-webkit-background-clip:text;background-clip:text;color:transparent}
/* band + footer */
.band{background:var(--gr);color:#fff;margin-top:60px}.band-in{display:flex;gap:28px;align-items:center;padding-top:34px;padding-bottom:34px}
.band h2{color:#fff;font-size:24px}.band p{margin:0;opacity:.95}.band .kick{color:#fff;opacity:.85}.band .btn-p{background:var(--ink);box-shadow:none;white-space:nowrap}
.ft{background:var(--ink);color:#b9b2d6;font-size:14px}.ft-in{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:28px;padding-top:40px;padding-bottom:20px}
.ft h3{color:#fff;font-size:15px}.ft ul{list-style:none;padding:0;margin:0}.ft li{margin:6px 0}.ft a{color:#d9d3f1}.ft .brand b{color:#fff}.ft .brand small{color:#9a93bb}
.copy{border-top:1px solid rgba(255,255,255,.08);padding-top:14px!important;padding-bottom:20px!important;font-size:12.5px;margin:0}
.dock{display:none}
@media (max-width:1000px){.tiles{grid-template-columns:repeat(3,1fr)}.grid,.g4{grid-template-columns:repeat(2,1fr)}.ill-l.wide{grid-template-columns:repeat(2,1fr)}.ft-in{grid-template-columns:1fr 1fr}}
@media (max-width:760px){
 body{font-size:15.5px}.hd-in{height:auto;flex-wrap:wrap;padding-top:10px;padding-bottom:6px;gap:8px}.nav{order:3;flex-basis:100%}.hd-cta{margin-left:auto}
 .hero-in{grid-template-columns:1fr;padding-top:30px}.hero h1{font-size:32px}.stack{height:250px}
 .split{grid-template-columns:1fr}.tiles{grid-template-columns:1fr 1fr}.grid,.g4{grid-template-columns:1fr}
 .art{padding:20px 18px;border-radius:18px}.art-h h1{font-size:24px}.spec{grid-template-columns:1fr 1fr}
 .ctab,.band-in{flex-direction:column;align-items:flex-start}.ft-in{grid-template-columns:1fr}.cat-h{flex-direction:column}.pn{grid-template-columns:1fr}.pn .nx{text-align:left}
 .dock{display:flex;position:fixed;left:10px;right:10px;bottom:10px;z-index:9;justify-content:space-between;align-items:center;background:var(--ink);color:#fff;border-radius:999px;padding:10px 10px 10px 18px;box-shadow:0 10px 30px rgba(31,22,64,.35);font-size:13px;text-decoration:none!important}
 .dock b{background:var(--gr);padding:7px 14px;border-radius:999px}}