:root{--ink:#1d1d1f;--sub:#6e6e73;--line:rgba(0,0,0,.08);--blue:#0a84ff}
*{box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;margin:0;color:var(--ink);background:#fbfbfe;-webkit-font-smoothing:antialiased}
/* rainbow mesh backdrop */
.mesh{position:fixed;inset:0;z-index:-1;background:
radial-gradient(720px 340px at 12% -4%,rgba(255,94,138,.28),transparent 60%),
radial-gradient(680px 340px at 38% -6%,rgba(165,94,255,.26),transparent 60%),
radial-gradient(760px 360px at 66% -4%,rgba(10,132,255,.24),transparent 60%),
radial-gradient(640px 320px at 90% -2%,rgba(48,209,88,.20),transparent 60%),
radial-gradient(700px 340px at 24% 4%,rgba(255,159,10,.16),transparent 60%),#fbfbfe}
.gnav{position:sticky;top:0;z-index:50;backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px);background:rgba(255,255,255,.66);border-bottom:1px solid var(--line)}
.gnav .in{max-width:1280px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;gap:12px}
.logo{font-weight:800;font-size:18px;letter-spacing:-.2px;background:linear-gradient(90deg,#ff5e8a,#a55eff,#0a84ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.gnav .sub{font-size:13px;color:var(--sub)}
.hero{max-width:1280px;margin:0 auto;padding:44px 20px 8px}
.hero .kicker{display:inline-block;font-size:12px;font-weight:700;letter-spacing:1.5px;color:#a55eff;background:rgba(165,94,255,.12);padding:5px 14px;border-radius:999px;margin-bottom:12px}
.hero h1{font-size:36px;margin:0;letter-spacing:-.8px}
.hero h1 .grad{background:linear-gradient(90deg,#ff5e8a,#a55eff 45%,#0a84ff 80%,#30d158);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:var(--sub);margin:10px 0 0;font-size:15px}
.chips{max-width:1280px;margin:0 auto;padding:18px 20px;display:flex;flex-wrap:wrap;gap:8px}
.chips button{padding:8px 18px;border-radius:999px;border:1px solid rgba(255,255,255,.7);background:rgba(255,255,255,.66);backdrop-filter:blur(12px);box-shadow:0 1px 6px rgba(30,50,120,.08);cursor:pointer;font-size:14px;color:var(--ink);min-height:36px}
.chips button.on{background:#1d1d1f;color:#fff;border-color:#1d1d1f}
.flow{columns:340px;column-gap:20px;padding:8px 20px 48px;max-width:1280px;margin:0 auto}
.card{break-inside:avoid;background:rgba(255,255,255,.78);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.7);border-radius:18px;margin:0 0 20px;overflow:hidden;box-shadow:0 4px 24px rgba(40,60,140,.08);display:block;color:inherit;text-decoration:none;transition:transform .25s,box-shadow .25s}
.card:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(40,60,140,.14)}
.card img{width:100%;height:190px;object-fit:cover;background:#e9eef6;display:block}
.card .bd{padding:16px 18px}
.meta{display:flex;gap:8px;align-items:center;font-size:12px;color:var(--sub);margin-bottom:10px;flex-wrap:wrap}
.pill{padding:3px 11px;border-radius:999px;font-size:12px;font-weight:600;white-space:nowrap}
.pill.cn{background:#e7f4ec;color:#0d7a3f}.pill.ww{background:#e8f0fe;color:#0b57d0}
.pill.cat{background:linear-gradient(90deg,rgba(255,94,138,.14),rgba(165,94,255,.14),rgba(10,132,255,.14));color:#7a3ff2}
.card h2{font-size:17px;line-height:1.55;margin:0 0 8px;font-weight:700;letter-spacing:-.2px}
.card p{font-size:14px;color:#515154;line-height:1.75;margin:0}
.card .src{font-size:12px;color:#aeaeb2;margin-top:12px}
footer{text-align:center;color:#aeaeb2;font-size:12px;padding:28px}
.wrap{max-width:760px;margin:28px auto;padding:0 16px}
article{background:rgba(255,255,255,.86);backdrop-filter:blur(16px);border-radius:20px;padding:34px;box-shadow:0 4px 24px rgba(40,60,140,.08);border:1px solid rgba(255,255,255,.7)}
article img.heroimg{width:100%;border-radius:12px;margin:6px 0 4px}
.crumbs{font-size:13px;color:var(--sub);margin-bottom:14px}.crumbs a{color:var(--blue);text-decoration:none}
article h1{font-size:25px;line-height:1.5;letter-spacing:-.3px;margin:6px 0 12px}
article .body p{font-size:16.5px;line-height:1.95;color:#333336}
.pn{display:flex;justify-content:space-between;gap:12px;margin-top:22px}
.pn a{flex:1;background:rgba(255,255,255,.85);border-radius:14px;padding:12px 16px;color:var(--ink);text-decoration:none;font-size:14px;box-shadow:0 2px 10px rgba(40,60,140,.07)}
.pn small{display:block;color:var(--sub);font-size:12px;margin-bottom:4px}
.rel{margin-top:22px;border-top:1px solid var(--line);padding-top:16px}
.rel a{color:var(--blue);text-decoration:none;font-size:14px;display:block;margin:7px 0}
.back{display:inline-block;margin:20px 16px;color:var(--blue);text-decoration:none;font-size:14px}
.pill.flag{background:linear-gradient(90deg,#ff5e8a,#a55eff);color:#fff}
.feat{margin:6px 20px 22px;display:grid;grid-template-columns:1.15fr 1fr;background:rgba(255,255,255,.82);backdrop-filter:blur(16px);border:1px solid rgba(255,255,255,.7);border-radius:20px;overflow:hidden;text-decoration:none;color:inherit;box-shadow:0 8px 32px rgba(40,60,140,.10)}
.feat img{width:100%;height:100%;min-height:280px;object-fit:cover}
.feat .bd{padding:30px}
.feat h2{font-size:23px;line-height:1.5;margin:0 0 10px;letter-spacing:-.3px}
.feat p{font-size:15px;color:#515154;line-height:1.8;margin:0}
.card img{aspect-ratio:16/9;transition:transform .45s ease}
.card:hover img{transform:scale(1.035)}
article .body>p:first-of-type::first-letter{font-size:2.7em;float:left;line-height:1;margin:5px 9px 0 0;font-weight:800;background:linear-gradient(135deg,#ff5e8a,#a55eff,#0a84ff);-webkit-background-clip:text;background-clip:text;color:transparent}
.actions{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-top:24px;padding-top:18px;border-top:1px solid var(--line);flex-wrap:wrap}.copybtn{margin:0;padding:9px 22px;border-radius:999px;border:1px solid rgba(10,132,255,.4);background:rgba(10,132,255,.08);color:#0a84ff;cursor:pointer;font-size:14px;white-space:nowrap}.back{margin:0}article img.logoimg{object-fit:contain;padding:30px 40px;background:linear-gradient(135deg,#f2f5fb,#e8edf6);max-height:250px}@media (max-width:640px){.actions{flex-direction:column-reverse;align-items:stretch}.actions .back,.actions .copybtn{text-align:center;padding:12px}}
.topbtn{position:fixed;right:18px;bottom:18px;width:44px;height:44px;border-radius:50%;border:1px solid rgba(255,255,255,.7);background:rgba(255,255,255,.8);backdrop-filter:blur(12px);box-shadow:0 4px 16px rgba(40,60,140,.18);cursor:pointer;font-size:18px;display:none;z-index:60}
/* mobile */
@media (max-width:640px){
.hero{padding:28px 16px 4px}.hero h1{font-size:25px}
.chips{flex-wrap:nowrap;overflow-x:auto;padding:12px 16px;-webkit-overflow-scrolling:touch;scrollbar-width:none}
.chips::-webkit-scrollbar{display:none}
.chips button{flex:0 0 auto;font-size:13px;min-height:40px}
.flow{columns:1;padding:4px 14px 32px}
.card img{height:170px}
.wrap{margin:16px auto}
article{padding:22px 18px;border-radius:16px}
article h1{font-size:20px}
article .body p{font-size:15.5px}
.pn{flex-direction:column}
.mesh{background:radial-gradient(420px 200px at 20% 0%,rgba(255,94,138,.15),transparent 65%),radial-gradient(400px 200px at 80% 3%,rgba(10,132,255,.14),transparent 65%),radial-gradient(360px 190px at 50% 7%,rgba(165,94,255,.11),transparent 65%),#fbfbfe}
.feat{grid-template-columns:1fr;margin:0 14px 16px}
.feat img{min-height:0;height:182px}
.feat h2{font-size:19px}
.feat .bd{padding:18px}
.gnav .sub{display:none}
}