/* ============================================================
   算力超市 · 独立官网设计系统（复刻自研 app.css 深墨底·翡翠绿）
   独立工程，不属于 sub2api；纯 CSS，无构建。
   ============================================================ */
:root, :root[data-theme="dark"] {
  --bg: #0a0c0f; --bg-2: #0d1014; --surface: #111519; --surface-2: #161b21;
  --border: rgba(255,255,255,.07); --border-2: rgba(255,255,255,.13);
  --text: #eef3f1; --text-2: #97a3a0; --text-3: #5e6b67;
  --accent: #2fd49a; --accent-2: #34d9c0; --accent-3: #36c5e0; --accent-ink: #05140f;
  --accent-soft: rgba(47,212,154,.13);
  --grad-primary: linear-gradient(135deg, #2fd49a, #34d9c0 55%, #36c5e0);
  --glow-primary: 0 8px 30px rgba(47,212,154,.28);
  --shadow-md: 0 18px 50px rgba(0,0,0,.55);
  --font-sans: "Inter","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  --font-mono: "JetBrains Mono","SFMono-Regular",Menlo,Consolas,monospace;
  --maxw: 1160px;
}
:root[data-theme="light"] {
  --bg: #fbfcfd; --bg-2: #f4f5f7; --surface: #fff; --surface-2: #f4f5f8;
  --border: rgba(15,23,42,.09); --border-2: rgba(15,23,42,.16);
  --text: #0b1220; --text-2: #4a5568; --text-3: #8a90a0;
  --accent: #12b886; --accent-2: #0ca678; --accent-3: #0891b2; --accent-ink: #fff;
  --accent-soft: rgba(18,184,134,.10);
  --grad-primary: linear-gradient(135deg,#12b886,#0ca678 55%,#0891b2);
  --glow-primary: 0 8px 30px rgba(18,184,134,.22);
  --shadow-md: 0 18px 50px rgba(16,40,32,.10);
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-sans); font-size: 15px; line-height: 1.6; color: var(--text); background: var(--bg); -webkit-font-smoothing: antialiased; letter-spacing: -.011em; overflow-x: hidden; }
a { color: var(--text); text-decoration: none; transition: color .15s; }
h1,h2,h3,h4 { margin: 0; font-weight: 600; line-height: 1.1; letter-spacing: -.03em; color: var(--text); }
p { margin: 0 0 12px; color: var(--text-2); }
.num { font-variant-numeric: tabular-nums; }
.muted { color: var(--text-3); }
.grad-text { background: var(--grad-primary); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
::selection { background: color-mix(in srgb, var(--accent) 30%, transparent); color: #fff; }
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--border-2); border-radius: 999px; border: 3px solid transparent; background-clip: content-box; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }

/* icons */
.ui-icon { width: 20px; height: 20px; display: inline-block; vertical-align: middle; color: currentColor; }
.ui-icon path,.ui-icon circle,.ui-icon rect,.ui-icon line,.ui-icon polyline,.ui-icon polygon { fill: none; stroke: currentColor; stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round; }

/* buttons */
.btn { position: relative; display: inline-flex; align-items: center; gap: 8px; height: 42px; padding: 0 18px; font-size: 14px; font-weight: 600; border: 1px solid transparent; border-radius: 10px; cursor: pointer; white-space: nowrap; transition: transform .16s, background .18s, border-color .18s, color .18s, box-shadow .18s, filter .18s; }
.btn:active { transform: translateY(1px); }
.btn-sm { height: 34px; padding: 0 13px; font-size: 13px; }
.btn-lg { height: 48px; padding: 0 22px; font-size: 15px; }
.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: var(--glow-primary); }
.btn-primary:hover { transform: translateY(-1px); filter: brightness(1.06); }
.btn-secondary { background: transparent; color: var(--text); border-color: var(--border-2); }
.btn-secondary:hover { border-color: var(--accent); }
.btn-ghost { background: transparent; color: var(--text-2); }
.btn-ghost:hover { color: var(--text); background: rgba(255,255,255,.05); }
:root[data-theme="light"] .btn-ghost:hover { background: rgba(0,0,0,.04); }
.iconbtn { display: inline-grid; place-items: center; width: 38px; height: 38px; border: 1px solid var(--border); border-radius: 10px; background: transparent; color: var(--text-2); cursor: pointer; transition: all .15s; }
.iconbtn:hover { color: var(--accent); border-color: var(--accent); }

.eyebrow { display: inline-flex; align-items: center; gap: 8px; height: 30px; padding: 0 13px 0 11px; border-radius: 999px; font-size: 13px; font-weight: 500; color: var(--text-2); background: var(--surface); border: 1px solid var(--border); margin-bottom: 22px; }
.eyebrow .ui-icon { width: 15px; height: 15px; color: var(--accent); }

/* announcement + header */
.ann-bar { background: var(--bg-2); border-bottom: 1px solid var(--border); }
.ann-bar .inner { height: 38px; display: flex; align-items: center; justify-content: center; gap: 10px; font-size: 13px; color: var(--text-2); }
.ann-bar .dot-live { width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: live 1.8s ease-out infinite; }
@keyframes live { 0% { box-shadow: 0 0 0 0 color-mix(in srgb, var(--accent) 50%, transparent); } 100% { box-shadow: 0 0 0 8px transparent; } }
.ann-bar a { color: var(--text); font-weight: 600; }
.ann-bar a:hover { color: var(--accent); }
.site-header { position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--bg) 72%, transparent); backdrop-filter: saturate(1.2) blur(14px); border-bottom: 1px solid var(--border); }
.site-header .bar { height: 62px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 600; font-size: 15px; color: var(--text); letter-spacing: -.02em; }
.brand .mark { width: 28px; height: 28px; display: grid; place-items: center; border-radius: 8px; background: var(--grad-primary); color: var(--accent-ink); box-shadow: var(--glow-primary); }
.nav { display: flex; align-items: center; gap: 14px; margin-left: auto; }
.nav-left { display: flex; align-items: center; gap: 22px; }
.nav-left a { color: var(--text-2); font-weight: 500; font-size: 14px; }
.nav-left a:hover { color: var(--text); }
@media (max-width: 940px) { .nav-left { display: none; } }

/* sections */
.section { padding: 100px 0; }
.section-title { font-size: 40px; font-weight: 600; letter-spacing: -.035em; line-height: 1.08; }
.section-sub { color: var(--text-2); font-size: 17px; margin-top: 14px; }
.center-head { max-width: 720px; margin: 0 auto 56px; text-align: center; }

/* HERO */
.hero { position: relative; padding: 90px 0 64px; overflow: clip; }
.hero-glow { position: absolute; inset: 0; z-index: 0; overflow: hidden; pointer-events: none; }
.hero-glow::before { content: ""; position: absolute; top: -20%; right: -8%; width: 780px; height: 580px; border-radius: 50%; background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 32%, transparent), color-mix(in srgb, var(--accent-3) 12%, transparent), transparent 72%); filter: blur(34px); opacity: .7; animation: breathe 9s ease-in-out infinite; }
.hero-glow::after { content: ""; position: absolute; inset: 0; background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px); background-size: 60px 60px; -webkit-mask-image: radial-gradient(80% 60% at 68% 22%, #000, transparent 78%); mask-image: radial-gradient(80% 60% at 68% 22%, #000, transparent 78%); opacity: .5; }
@keyframes breathe { 0%,100% { transform: scale(1); opacity: .62; } 50% { transform: scale(1.12); opacity: .8; } }
.hero .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 48px; align-items: center; }
.hero h1 { font-size: 62px; font-weight: 600; letter-spacing: -.045em; line-height: 1.04; }
.hero .sub { font-size: 19px; color: var(--text-2); max-width: 50ch; margin-top: 22px; }
.hero .cta { display: flex; gap: 12px; margin-top: 34px; flex-wrap: wrap; }
.hero .trust { display: flex; gap: 18px; margin-top: 30px; flex-wrap: wrap; color: var(--text-3); font-size: 13px; }
.hero .trust span { display: inline-flex; align-items: center; gap: 7px; }
.hero .trust .ui-icon { width: 15px; height: 15px; color: var(--accent); }
@media (max-width: 940px) { .hero-grid { grid-template-columns: 1fr; gap: 36px; } .hero h1 { font-size: 42px; } .hero-3d { min-height: 340px; } }

/* 3D hero stage */
.hero-3d { position: relative; height: 100%; min-height: 460px; border-radius: 18px; overflow: hidden; border: 1px solid var(--border); background: radial-gradient(120% 120% at 70% 20%, var(--surface), var(--bg)); box-shadow: var(--shadow-md); }
.hero-3d canvas { display: block; width: 100%; height: 100%; }
.hero-3d .stage-tag { position: absolute; left: 16px; bottom: 14px; z-index: 2; font-family: var(--font-mono); font-size: 11.5px; color: var(--text-3); display: inline-flex; align-items: center; gap: 7px; }
.hero-3d .stage-tag::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: live 1.8s ease-out infinite; }
.hero-3d .stage-legend { position: absolute; right: 14px; top: 14px; z-index: 2; display: flex; flex-direction: column; gap: 6px; }
.hero-3d .stage-legend span { display: inline-flex; align-items: center; gap: 7px; font-size: 11.5px; color: var(--text-2); background: color-mix(in srgb, var(--surface) 70%, transparent); backdrop-filter: blur(6px); border: 1px solid var(--border); border-radius: 999px; padding: 3px 10px; }
.hero-3d .stage-legend i { width: 8px; height: 8px; border-radius: 50%; }

/* code card */
.code-card { border-radius: 14px; overflow: hidden; background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow-md); }
.code-card .code-bar { display: flex; align-items: center; gap: 7px; padding: 13px 16px; border-bottom: 1px solid var(--border); }
.code-card .dot { width: 11px; height: 11px; border-radius: 50%; }
.dot.r { background: #ff5f57; } .dot.y { background: #febc2e; } .dot.g { background: #28c840; }
.code-card .code-title { margin-left: 8px; font-size: 12px; color: var(--text-3); font-family: var(--font-mono); }
.code-card .live2 { margin-left: auto; font-size: 11px; color: var(--accent); display: inline-flex; align-items: center; gap: 6px; }
.code-card .live2::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); animation: live 1.8s ease-out infinite; }
.code-card pre { margin: 0; padding: 20px; font-family: var(--font-mono); font-size: 13px; line-height: 1.85; color: var(--text-2); overflow-x: auto; }
.code-card .k { color: #7fe0c0; } .code-card .s { color: #9fdc8a; } .code-card .p { color: #6fd0e8; } .code-card .c { color: var(--text-3); }
.cursor { display: inline-block; width: 8px; height: 1em; background: var(--accent); vertical-align: -2px; animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* marquee */
.logos { margin-top: 56px; }
.logos .lt { text-align: center; color: var(--text-3); font-size: 13px; margin-bottom: 18px; }
.marquee { overflow: hidden; -webkit-mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); mask: linear-gradient(90deg, transparent, #000 10%, #000 90%, transparent); }
.marquee .track { display: inline-flex; gap: 42px; white-space: nowrap; animation: marquee 34s linear infinite; }
.marquee:hover .track { animation-play-state: paused; }
.marquee .lg { display: inline-flex; align-items: center; gap: 9px; color: var(--text-2); font-size: 16px; font-weight: 600; opacity: .65; }
.marquee .lg .ui-icon { width: 17px; height: 17px; color: var(--text-3); }
.marquee .lg img { height: 22px; width: auto; opacity: .72; }
@keyframes marquee { to { transform: translateX(-50%); } }

/* metric band */
.metric-band { display: grid; grid-template-columns: repeat(4,1fr); gap: 1px; background: var(--border); border: 1px solid var(--border); border-radius: 16px; overflow: hidden; }
.metric { background: var(--bg); padding: 32px 22px; text-align: center; }
.metric .mv { font-size: 42px; font-weight: 600; letter-spacing: -.04em; color: var(--text); }
.metric .ml { color: var(--text-3); font-size: 14px; margin-top: 8px; }
@media (max-width: 700px) { .metric-band { grid-template-columns: 1fr 1fr; } }

/* bento */
.bento { display: grid; grid-template-columns: repeat(6, 1fr); gap: 18px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 16px; transition: border-color .2s, transform .2s; }
.bento .b { padding: 26px; }
.bento .b.x3 { grid-column: span 3; } .bento .b.x2 { grid-column: span 2; }
.bento .ficon { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; background: var(--accent-soft); border: 1px solid var(--border); color: var(--accent); margin-bottom: 16px; }
.bento h3 { font-size: 17px; margin-bottom: 8px; } .bento p { font-size: 14px; margin: 0; }
.bento .b:hover { border-color: var(--border-2); transform: translateY(-3px); }
.bento .b.feat { background: linear-gradient(160deg, var(--accent-soft), transparent); }
@media (max-width: 940px) { .bento { grid-template-columns: 1fr; } .bento .b.x3, .bento .b.x2 { grid-column: auto; } }

/* split */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.card-pad { padding: 24px; }
.app-bullets { list-style: none; padding: 0; margin: 18px 0 0; }
.app-bullets li { display: flex; align-items: center; gap: 9px; padding: 6px 0; color: var(--text-2); font-size: 14px; }
.app-bullets li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--accent); flex: none; }
@media (max-width: 940px) { .split { grid-template-columns: 1fr; } }

/* studio (在线生图) */
.studio-band { position: relative; overflow: hidden; border-radius: 22px; border: 1px solid var(--border); background: var(--surface); display: grid; grid-template-columns: 1.1fr .9fr; gap: 44px; align-items: center; padding: 48px; }
.studio-band::before { content: ""; position: absolute; top: -40%; left: -10%; width: 620px; height: 460px; border-radius: 50%; background: radial-gradient(closest-side, var(--accent-soft), transparent 70%); filter: blur(30px); }
.studio-band > * { position: relative; z-index: 1; }
.studio-gal { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.studio-gal .tile { aspect-ratio: 1; border-radius: 14px; border: 1px solid var(--border); background-size: 200% 200%; animation: shift 8s ease infinite; }
.studio-gal .g1 { background-image: linear-gradient(135deg,#0e7490,#2fd49a); }
.studio-gal .g2 { background-image: linear-gradient(135deg,#155e75,#34d9c0); animation-delay: .8s; }
.studio-gal .g3 { background-image: linear-gradient(135deg,#134e4a,#36c5e0); animation-delay: 1.6s; }
.studio-gal .g4 { background-image: linear-gradient(135deg,#0f766e,#5eead4); animation-delay: 2.4s; }
@keyframes shift { 0%,100% { background-position: 0% 50%; } 50% { background-position: 100% 50%; } }
@media (max-width: 820px) { .studio-band { grid-template-columns: 1fr; padding: 34px; gap: 28px; } }

/* cta banner */
.cta-banner { position: relative; overflow: hidden; border-radius: 22px; padding: 64px 48px; text-align: center; background: var(--surface); border: 1px solid var(--border); }
.cta-banner::before { content: ""; position: absolute; top: -50%; left: 50%; width: 720px; height: 480px; transform: translateX(-50%); border-radius: 50%; background: radial-gradient(closest-side, color-mix(in srgb, var(--accent) 28%, transparent), transparent 70%); filter: blur(34px); }
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner h2 { font-size: 36px; letter-spacing: -.035em; }
.cta-banner p { color: var(--text-2); font-size: 17px; margin: 12px 0 26px; }

/* footer */
.footer-rich { border-top: 1px solid var(--border); background: var(--bg-2); }
.footer-rich .fcols { display: grid; grid-template-columns: 1.6fr repeat(4,1fr); gap: 40px; padding: 64px 0 40px; }
.footer-rich .fcol h4 { font-size: 13px; color: var(--text-3); margin-bottom: 16px; font-weight: 600; }
.footer-rich .fcol a { display: block; color: var(--text-2); font-size: 14px; padding: 6px 0; }
.footer-rich .fcol a:hover { color: var(--accent); }
.footer-rich .fbrand p { margin-top: 14px; max-width: 26ch; }
.footer-rich .fbottom { border-top: 1px solid var(--border); padding: 22px 0; display: flex; justify-content: space-between; color: var(--text-3); font-size: 13px; flex-wrap: wrap; gap: 10px; }
@media (max-width: 920px) { .footer-rich .fcols { grid-template-columns: 1fr 1fr; } }

/* reveal */
.reveal { opacity: 0; transform: translateY(20px); transition: opacity .7s cubic-bezier(.2,.7,.3,1), transform .7s cubic-bezier(.2,.7,.3,1); }
.reveal.in { opacity: 1; transform: none; }
.reveal.d1 { transition-delay: .07s; } .reveal.d2 { transition-delay: .14s; } .reveal.d3 { transition-delay: .21s; }
@media (max-width: 940px) { .section { padding: 64px 0; } .section-title { font-size: 30px; } }
@media (prefers-reduced-motion: reduce) { * { animation: none !important; } .reveal { opacity: 1; transform: none; } }


/* ===== BorderGlow（React Bits 移植为纯 CSS + 原生 JS，翡翠绿适配） ===== */
.glow-card {
  --edge-proximity: 0; --cursor-angle: 45deg; --edge-sensitivity: 30;
  --color-sensitivity: calc(var(--edge-sensitivity) + 20);
  --border-radius: 16px; --glow-padding: 30px; --cone-spread: 25; --fill-opacity: .5;
  --card-bg: var(--surface);
  --glow-color: hsl(158deg 66% 51% / 100%);
  --glow-color-60: hsl(158deg 66% 51% / 60%);
  --glow-color-50: hsl(158deg 66% 51% / 50%);
  --glow-color-40: hsl(158deg 66% 51% / 40%);
  --glow-color-30: hsl(158deg 66% 51% / 30%);
  --glow-color-20: hsl(158deg 66% 51% / 20%);
  --glow-color-10: hsl(158deg 66% 51% / 10%);
  --gradient-one: radial-gradient(at 80% 55%, #2fd49a 0px, transparent 50%);
  --gradient-two: radial-gradient(at 69% 34%, #34d9c0 0px, transparent 50%);
  --gradient-three: radial-gradient(at 8% 6%, #36c5e0 0px, transparent 50%);
  --gradient-four: radial-gradient(at 41% 38%, #2fd49a 0px, transparent 50%);
  --gradient-five: radial-gradient(at 86% 85%, #34d9c0 0px, transparent 50%);
  --gradient-six: radial-gradient(at 82% 18%, #36c5e0 0px, transparent 50%);
  --gradient-seven: radial-gradient(at 51% 4%, #34d9c0 0px, transparent 50%);
  --gradient-base: linear-gradient(#2fd49a 0 100%);
  position: relative; border-radius: var(--border-radius); isolation: isolate;
  transform: translate3d(0, 0, .01px); display: grid;
  border: 1px solid rgb(255 255 255 / 10%); background: var(--card-bg); overflow: visible;
}
:root[data-theme="light"] .glow-card { border-color: rgb(15 23 42 / 10%); }
.bento .b.glow-card { padding: 0; }
.glow-card::before, .glow-card::after, .glow-card > .edge-light {
  content: ""; position: absolute; inset: 0; border-radius: inherit;
  transition: opacity .25s ease-out; z-index: -1;
}
.glow-card:not(:hover)::before, .glow-card:not(:hover)::after, .glow-card:not(:hover) > .edge-light {
  opacity: 0; transition: opacity .6s ease-in-out;
}
.glow-card::before {
  border: 1px solid transparent;
  background:
    linear-gradient(var(--card-bg) 0 100%) padding-box,
    linear-gradient(rgb(255 255 255 / 0%) 0% 100%) border-box,
    var(--gradient-one) border-box, var(--gradient-two) border-box,
    var(--gradient-three) border-box, var(--gradient-four) border-box,
    var(--gradient-five) border-box, var(--gradient-six) border-box,
    var(--gradient-seven) border-box, var(--gradient-base) border-box;
  opacity: calc((var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));
  mask-image: conic-gradient(from var(--cursor-angle) at center,
    black calc(var(--cone-spread) * 1%),
    transparent calc((var(--cone-spread) + 15) * 1%),
    transparent calc((100 - var(--cone-spread) - 15) * 1%),
    black calc((100 - var(--cone-spread)) * 1%));
}
.glow-card::after {
  border: 1px solid transparent;
  background:
    var(--gradient-one) padding-box, var(--gradient-two) padding-box,
    var(--gradient-three) padding-box, var(--gradient-four) padding-box,
    var(--gradient-five) padding-box, var(--gradient-six) padding-box,
    var(--gradient-seven) padding-box, var(--gradient-base) padding-box;
  mask-image:
    linear-gradient(to bottom, black, black),
    radial-gradient(ellipse at 50% 50%, black 40%, transparent 65%),
    radial-gradient(ellipse at 66% 66%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 66% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 66%, black 5%, transparent 40%),
    conic-gradient(from var(--cursor-angle) at center, transparent 5%, black 15%, black 85%, transparent 95%);
  mask-composite: subtract, add, add, add, add, add;
  opacity: calc(var(--fill-opacity) * (var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));
  mix-blend-mode: soft-light;
}
.glow-card > .edge-light {
  inset: calc(var(--glow-padding) * -1); pointer-events: none; z-index: 1;
  mask-image: conic-gradient(from var(--cursor-angle) at center, black 2.5%, transparent 10%, transparent 90%, black 97.5%);
  opacity: calc((var(--edge-proximity) - var(--edge-sensitivity)) / (100 - var(--edge-sensitivity)));
  mix-blend-mode: plus-lighter;
}
.glow-card > .edge-light::before {
  content: ""; position: absolute; inset: var(--glow-padding); border-radius: inherit;
  box-shadow:
    inset 0 0 0 1px var(--glow-color), inset 0 0 1px 0 var(--glow-color-60),
    inset 0 0 3px 0 var(--glow-color-50), inset 0 0 6px 0 var(--glow-color-40),
    inset 0 0 15px 0 var(--glow-color-30), inset 0 0 25px 2px var(--glow-color-20),
    inset 0 0 50px 2px var(--glow-color-10),
    0 0 1px 0 var(--glow-color-60), 0 0 3px 0 var(--glow-color-50),
    0 0 6px 0 var(--glow-color-40), 0 0 15px 0 var(--glow-color-30),
    0 0 25px 2px var(--glow-color-20), 0 0 50px 2px var(--glow-color-10);
}
.glow-inner { display: flex; flex-direction: column; position: relative; z-index: 1; padding: 26px; }
.glow-card .ficon { width: 42px; height: 42px; border-radius: 11px; display: grid; place-items: center; background: var(--accent-soft); border: 1px solid var(--border); color: var(--accent); margin-bottom: 16px; }
.glow-card h3 { font-size: 17px; margin-bottom: 8px; } .glow-card p { font-size: 14px; margin: 0; }


/* 顶部内容层级（保留） */
.ann-bar { position: relative; z-index: 1; }
main { position: relative; z-index: 1; }
.hero .container { position: relative; z-index: 1; }


/* （已去除全屏背景与深色白字：字体恢复灰色，3D 粒子随主题自适应配色） */