/* 找人服务官网 · 深空科技风 */
:root {
  --bg0: #05070f;
  --bg1: #0a0f1e;
  --panel: rgba(148, 163, 216, .06);
  --line: rgba(148, 163, 216, .14);
  --ink: #e9edfb;
  --mut: #8b96b8;
  --brand: #4f46e5;
  --brand2: #8b5cf6;
  --cyan: #22d3ee;
  --grad: linear-gradient(92deg, #818cf8, #8b5cf6 45%, #22d3ee);
  --mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg0);
  color: var(--ink);
  font: 16px/1.75 -apple-system, "PingFang SC", "HarmonyOS Sans SC", "MiSans", "Microsoft YaHei", system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; }
.wrap { max-width: 1180px; margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--mono); }
.eyebrow {
  font-family: var(--mono); font-size: 12px; letter-spacing: .22em;
  text-transform: uppercase; color: var(--cyan); margin-bottom: 14px;
}

/* ---- 按钮 ---- */
.btn {
  display: inline-block; border: 0; cursor: pointer; font: inherit; font-size: 15px;
  padding: 10px 22px; border-radius: 10px; transition: transform .18s, box-shadow .18s, background .18s;
}
.btn-lg { padding: 13px 30px; font-size: 16px; }
.btn-solid { background: linear-gradient(92deg, var(--brand), var(--brand2)); color: #fff; box-shadow: 0 6px 24px rgba(99, 91, 255, .35); }
.btn-solid:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(99, 91, 255, .5); }
.btn-line { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-line:hover { border-color: var(--brand2); background: rgba(139, 92, 246, .1); }
:focus-visible { outline: 2px solid var(--cyan); outline-offset: 2px; }

/* ---- 导航 ---- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  background: rgba(5, 7, 15, .72); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav-inner { display: flex; align-items: center; gap: 28px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 17px; }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav-links { display: flex; gap: 22px; margin-left: auto; font-size: 14px; color: var(--mut); }
.nav-links a:hover { color: var(--ink); }
.nav-actions { display: flex; gap: 10px; }
.nav-actions .btn { padding: 7px 16px; font-size: 14px; }

/* ---- Hero ---- */
.hero { position: relative; overflow: hidden; padding: 148px 0 96px; }
.hero-bg {
  position: absolute; inset: -20% 0; pointer-events: none;
  background:
    radial-gradient(520px 380px at 12% 8%, rgba(79, 70, 229, .28), transparent 65%),
    radial-gradient(620px 420px at 88% 22%, rgba(34, 211, 238, .12), transparent 65%),
    radial-gradient(700px 520px at 60% 105%, rgba(139, 92, 246, .16), transparent 65%);
  animation: drift 26s ease-in-out infinite alternate;
}
@keyframes drift { to { transform: translate3d(-3%, 2.5%, 0) scale(1.05); } }
.hero-grid { position: relative; display: grid; grid-template-columns: 1.05fr .95fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(40px, 5.2vw, 62px); line-height: 1.18; font-weight: 800; letter-spacing: -.01em; }
.grad { background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { color: var(--mut); font-size: 16.5px; max-width: 540px; margin: 22px 0 30px; }
.hero-actions { display: flex; gap: 14px; }
.hero-facts { list-style: none; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 28px; margin-top: 38px; font-size: 14px; color: var(--mut); }
.hero-facts b { color: var(--ink); margin-right: 8px; }

/* ---- 签名元素：AI 匹配示意 ---- */
.viz {
  background: linear-gradient(160deg, rgba(139, 92, 246, .09), rgba(34, 211, 238, .05) 60%, var(--panel));
  border: 1px solid var(--line); border-radius: 24px; padding: 18px 18px 12px;
  box-shadow: 0 24px 80px rgba(3, 6, 18, .6);
}
.viz svg { width: 100%; height: auto; display: block; }
.viz figcaption { font-size: 12.5px; color: var(--mut); text-align: center; padding: 8px 12px 10px; }
.grid-lines path { stroke: rgba(139, 150, 190, .07); stroke-width: 1; fill: none; }
.link { fill: none; stroke: rgba(139, 150, 190, .3); stroke-width: 1.5; }
.link.lit { stroke: url(#lg); stroke-width: 2; filter: drop-shadow(0 0 6px rgba(34, 211, 238, .5)); }
.node circle { fill: rgba(148, 163, 216, .05); stroke: var(--line); stroke-width: 1.5; }
.node text { fill: var(--mut); text-anchor: middle; font-size: 12px; }
.n-ico { fill: var(--ink) !important; font-weight: 700; font-size: 13px !important; }
.n-ico.big { font-size: 24px !important; }
.n-sub { font-size: 11px !important; }
.n-dist { font-family: var(--mono); font-size: 10px !important; }
.user circle { stroke: rgba(129, 140, 248, .55); }
.ai circle { fill: rgba(79, 70, 229, .12); stroke: url(#lg); stroke-width: 2; }
.halo { fill: none !important; stroke: var(--cyan); stroke-width: 1.5; transform-box: fill-box; transform-origin: center; animation: ping 3s ease-out infinite; }
@keyframes ping { 0% { transform: scale(1); opacity: .7; } 70%, 100% { transform: scale(1.55); opacity: 0; } }
.master.dim { opacity: .45; }
.master.hit circle { stroke: var(--cyan); filter: drop-shadow(0 0 10px rgba(34, 211, 238, .45)); }
.badge-hit rect { fill: rgba(34, 211, 238, .1); stroke: rgba(34, 211, 238, .5); }
.badge-hit text { fill: var(--cyan); text-anchor: middle; font-size: 12.5px; font-weight: 600; }
.latency { fill: var(--mut); text-anchor: middle; font-family: var(--mono); font-size: 11px; }
.pulse { fill: var(--cyan); opacity: .9; offset-rotate: 0deg; animation: travel var(--d) linear infinite; }
.pulse.lit { filter: drop-shadow(0 0 8px var(--cyan)); }
.pulses circle:nth-child(1) { offset-path: path("M120 260 C 220 180, 240 120, 300 110"); }
.pulses circle:nth-child(2) { offset-path: path("M120 260 C 220 260, 250 260, 300 260"); }
.pulses circle:nth-child(3) { offset-path: path("M120 260 C 220 340, 240 400, 300 410"); }
@keyframes travel { from { offset-distance: 0%; opacity: 0; } 12% { opacity: .9; } 88% { opacity: .9; } to { offset-distance: 100%; opacity: 0; } }

/* ---- 区块 ---- */
.section { padding: 92px 0; }
.section.alt { background: var(--bg1); border-block: 1px solid var(--line); }
.section-head { max-width: 680px; margin-bottom: 44px; }
.section-head h2 { font-size: clamp(28px, 3.4vw, 38px); font-weight: 800; letter-spacing: -.01em; }
.section-head p { color: var(--mut); margin-top: 12px; }
.sub-h { font-size: 17px; margin: 0 0 16px; }
#products .tags { margin-bottom: 48px; }

.tags { display: flex; flex-wrap: wrap; gap: 10px; }
.tag {
  font-size: 13.5px; color: var(--mut); padding: 7px 16px; border-radius: 999px;
  background: var(--panel); border: 1px solid var(--line); transition: .18s;
}
.tag:hover { color: var(--ink); border-color: rgba(139, 92, 246, .6); }

.grid { display: grid; gap: 16px; }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 22px 24px;
  transition: transform .18s, border-color .18s, background .18s;
}
.card:hover { transform: translateY(-3px); border-color: rgba(129, 140, 248, .45); background: rgba(148, 163, 216, .09); }
.card .eyebrow { margin-bottom: 8px; font-size: 10.5px; }
.card h3 { font-size: 16.5px; margin-bottom: 8px; }
.card p { font-size: 14px; color: var(--mut); }

.prose { max-width: 880px; }
.prose p { color: var(--mut); font-size: 15px; margin-bottom: 14px; }
.prose strong { color: var(--ink); }
.prose a, .inlink { color: #a5b4fc; }
.prose a:hover, .inlink:hover { color: var(--cyan); }

.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.contact-item {
  display: flex; flex-direction: column; gap: 6px; padding: 20px 22px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 16px;
}
.contact-item .k { font-size: 12.5px; color: var(--mut); }
.contact-item .v { font-size: 16px; font-weight: 600; }

/* ---- 页脚 ---- */
.footer { border-top: 1px solid var(--line); background: var(--bg1); padding: 40px 0 34px; }
.footer-top { display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap; margin-bottom: 22px; }
.footer-brand { display: flex; align-items: center; gap: 10px; font-weight: 700; }
.footer-brand img { width: 26px; height: 26px; border-radius: 7px; }
.footer-links { display: flex; gap: 20px; font-size: 13.5px; color: var(--mut); flex-wrap: wrap; }
.footer-links a:hover { color: var(--ink); }
.footer-bottom { font-size: 13px; color: var(--mut); line-height: 2; }
.footer-bottom .sep { margin: 0 10px; opacity: .5; }
.icp { color: var(--mut); }
.icp:hover { color: var(--ink); }

/* ---- 下载弹窗 ---- */
.dl-dialog { border: 0; background: transparent; padding: 0; max-width: 460px; width: calc(100% - 48px); margin: auto; color: var(--ink); }
.dl-dialog::backdrop { background: rgba(3, 5, 12, .7); backdrop-filter: blur(6px); }
.dl-card {
  background: linear-gradient(165deg, #101731, var(--bg1)); border: 1px solid rgba(139, 92, 246, .35);
  border-radius: 20px; padding: 30px 32px; box-shadow: 0 30px 90px rgba(0, 0, 0, .6);
}
.dl-card h3 { font-size: 21px; margin-bottom: 10px; }
.dl-card p { color: var(--mut); font-size: 14.5px; }
.dl-actions { display: flex; gap: 12px; margin-top: 24px; }

/* ---- 滚动浮现 ---- */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity .55s ease, transform .55s ease; }
.reveal.in { opacity: 1; transform: none; }

/* ---- 科技层：粒子网络 + 网格底纹 ---- */
#fx { position: fixed; inset: 0; z-index: -1; pointer-events: none; }
body::before {
  content: ""; position: fixed; inset: 0; z-index: -2; pointer-events: none;
  background:
    linear-gradient(rgba(139,150,190,.05) 1px, transparent 1px) 0 0 / 100% 52px,
    linear-gradient(90deg, rgba(139,150,190,.05) 1px, transparent 1px) 0 0 / 52px 100%;
  mask-image: radial-gradient(ellipse 90% 70% at 50% 0%, #000 30%, transparent 90%);
}

/* HUD 切角 */
.card { position: relative; }
.card::before, .card::after {
  content: ""; position: absolute; width: 14px; height: 14px; pointer-events: none;
  border: solid rgba(129, 140, 248, .55); transition: width .2s, height .2s, border-color .2s;
}
.card::before { top: -1px; left: -1px; border-width: 1px 0 0 1px; border-radius: 16px 0 0 0; }
.card::after { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; border-radius: 0 0 16px 0; }
.card:hover::before, .card:hover::after { width: 26px; height: 26px; border-color: var(--cyan); }

/* 匹配面板流光描边 */
@property --va { syntax: "<angle>"; initial-value: 0deg; inherits: false; }
.viz { position: relative; z-index: 0; }
.viz::before {
  content: ""; position: absolute; inset: -1px; z-index: -1; border-radius: 25px; padding: 1px;
  background: conic-gradient(from var(--va), transparent 0 55%, #818cf8 72%, #22d3ee 82%, transparent 92%);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude;
  animation: vspin 5s linear infinite;
}
@keyframes vspin { to { --va: 360deg; } }
.grad { filter: drop-shadow(0 0 22px rgba(99, 102, 241, .35)); }

/* ---- 条款文档页 ---- */
.doc { position: relative; padding: 140px 0 80px; }
.doc .wrap { max-width: 860px; }
.back { font-family: var(--mono); font-size: 13px; color: var(--cyan); opacity: .85; }
.back:hover { opacity: 1; }
.doc h1 { font-size: clamp(30px, 4vw, 42px); font-weight: 800; margin: 18px 0 6px; }
.doc .updated { font-family: var(--mono); font-size: 12.5px; color: var(--mut); margin-bottom: 40px; }
.doc h2 {
  font-size: 19px; margin: 38px 0 14px; padding-left: 14px; position: relative;
}
.doc h2::before {
  content: ""; position: absolute; left: 0; top: 4px; bottom: 4px; width: 3px; border-radius: 2px;
  background: linear-gradient(180deg, var(--brand2), var(--cyan));
}
.doc p, .doc li { color: var(--mut); font-size: 15px; }
.doc p { margin-bottom: 12px; }
.doc ul { padding-left: 22px; margin: 0 0 14px; }
.doc li { margin-bottom: 8px; }
.doc li::marker { color: var(--cyan); }
.doc strong { color: var(--ink); }
.doc a { color: #a5b4fc; }
.doc a:hover { color: var(--cyan); }

/* ---- 响应式 ---- */
@media (max-width: 960px) {
  .nav-links { display: none; }
  .hero { padding-top: 116px; }
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .viz { max-width: 460px; }
}
@media (max-width: 640px) {
  .hero-facts { grid-template-columns: 1fr; }
  .hero-actions .btn { flex: 1; text-align: center; }
  .section { padding: 64px 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}