/* ===== 深圳玄宸科技 · 官网共享样式 ===== */
:root{
  --bg:#ffffff;
  --bg-soft:#f7f9fc;
  --ink:#171f2e;
  --muted:#5a6472;
  --faint:#9099a7;
  --brand:#1e3a5f;
  --brand-deep:#142a45;
  --accent:#f26b3a;
  --accent-deep:#e0572a;
  --line:#e7ebf1;
  --green:#22a06b;
  --blue:#3f6fb5;
  --purple:#7a6bd6;
  --nav-grad:linear-gradient(135deg,#052a58 0%,#0d3a74 52%,#1d5da5 100%);
  --grad-blue:linear-gradient(135deg,#e8f0fb,#f2f6fd);
  --grad-warm:linear-gradient(135deg,#fdf0e8,#fdf6f0);
  --grad-violet:linear-gradient(135deg,#efeafb,#f6f2fd);
  --gold-text:linear-gradient(180deg,#fffbe0 0%,#ffe9a0 16%,#f2c96a 34%,#caa03a 50%,#f6dc86 66%,#b8862b 84%,#7c540c 100%);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Hiragino Sans GB",sans-serif;
  background:var(--bg);color:var(--ink);line-height:1.7;
  -webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
}
a{text-decoration:none;color:inherit}
.wrap{max-width:1140px;margin:0 auto;padding:0 28px}
img{max-width:100%}

/* ===== 顶部导航 ===== */
header{position:sticky;top:0;z-index:50;background:var(--nav-grad);border-bottom:1px solid rgba(255,255,255,.08)}
.nav{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand-logo{height:52px;width:auto;flex:none;display:block;border-radius:12px;box-shadow:0 0 0 2px rgba(255,255,255,.18),0 3px 12px rgba(0,0,0,.35)}
.brand-text{display:flex;flex-direction:column;line-height:1.2;justify-content:center}
.brand-text b{font-size:24px;font-weight:900;letter-spacing:1px;background:var(--gold-text);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;filter:drop-shadow(0 1px 0 #3a2a05) drop-shadow(0 2px 0 #2f2104) drop-shadow(0 3px 1px rgba(0,0,0,.5))}
.brand-text span{font-size:10.5px;color:rgba(255,255,255,.55);letter-spacing:2.5px;text-transform:uppercase}
.nav-links{display:flex;align-items:center;gap:26px}
.nav-links a{color:rgba(255,255,255,.85);text-decoration:none;font-size:14.5px;font-weight:500;transition:.2s;padding:6px 2px;border-bottom:2px solid transparent}
.nav-links a:hover{color:#fff}
.nav-links a.active{color:#fff;border-bottom-color:#f2ce6e}
.nav-cta{background:linear-gradient(135deg,#f2ce6e,#d9a93f);color:#142a45 !important;padding:10px 22px !important;border-radius:8px;font-weight:700 !important;border-bottom:none !important}
.nav-cta:hover{filter:brightness(1.05)}
@media(max-width:820px){.nav-links a:not(.nav-cta){display:none}}

/* ===== 页头/页面 Hero ===== */
.page-hero{position:relative;overflow:hidden;background:var(--bg);padding:72px 0 64px}
.page-hero::before{content:"";position:absolute;inset:0;background:radial-gradient(720px 420px at 82% 8%, rgba(242,107,58,.10), transparent 62%),radial-gradient(680px 460px at 8% 18%, rgba(30,58,95,.10), transparent 60%);pointer-events:none}
.page-hero .wrap{position:relative;display:flex;align-items:center;gap:48px}
.page-hero .logo-big{width:150px;height:150px;border-radius:50%;flex:none;object-fit:cover;box-shadow:0 12px 34px rgba(20,42,68,.18),0 0 0 6px #fff,0 0 0 7px var(--line)}
.page-hero .crumb{font-size:12.5px;color:var(--faint);letter-spacing:1px;margin-bottom:14px}
.page-hero .crumb a{color:var(--faint)}
.page-hero .crumb a:hover{color:var(--accent)}
.page-hero h1{font-size:clamp(30px,4vw,46px);font-weight:800;letter-spacing:1px;line-height:1.25}
.page-hero h1 .hl{color:var(--accent)}
.page-hero .tagline{margin-top:16px;font-size:16.5px;color:var(--muted);max-width:560px;line-height:1.85}
.badge{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;letter-spacing:.5px;padding:5px 13px;border-radius:999px;margin-top:18px}
.badge::before{content:"";width:6px;height:6px;border-radius:50%;background:currentColor}
.badge.live{background:#e7f6ee;color:var(--green)}
.badge.dev{background:#fdeee6;color:var(--accent)}
.badge.beta{background:#eaf0fb;color:var(--blue)}
@media(max-width:760px){.page-hero .wrap{flex-direction:column;text-align:center;gap:26px}.page-hero .tagline{margin-left:auto;margin-right:auto}}

/* ===== 区块通用 ===== */
section{padding:84px 0}
.sec-head{max-width:720px;margin-bottom:48px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head .eyebrow{font-size:12.5px;letter-spacing:3px;color:var(--accent);font-weight:700;margin-bottom:12px;text-transform:uppercase}
.sec-head h2{font-size:clamp(24px,3vw,34px);font-weight:800;letter-spacing:.5px;color:var(--ink);line-height:1.3}
.sec-head .lead{color:var(--muted);margin-top:14px;font-size:15.5px;line-height:1.9}
.sec-alt{background:var(--bg-soft)}

/* ===== 功能卡片网格 ===== */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.grid-3,.grid-2{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:16px;padding:26px;transition:.24s}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(20,42,68,.09);border-color:#d5dde8}
.card .ic{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card .ic svg{width:24px;height:24px}
.card h3{font-size:17px;font-weight:800;color:var(--ink);margin-bottom:8px}
.card p{color:var(--muted);font-size:14.5px;line-height:1.8}
.ic-blue{background:var(--grad-blue);color:var(--brand)}
.ic-warm{background:var(--grad-warm);color:var(--accent)}
.ic-violet{background:var(--grad-violet);color:var(--purple)}

/* ===== 流程步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:step}
@media(max-width:900px){.steps{grid-template-columns:1fr}}
.step{background:#fff;border:1px solid var(--line);border-radius:14px;padding:24px;position:relative}
.step .n{width:34px;height:34px;border-radius:50%;background:var(--nav-grad);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;margin-bottom:14px;font-size:15px}
.step h4{font-size:15.5px;font-weight:800;margin-bottom:6px}
.step p{color:var(--muted);font-size:13.5px;line-height:1.75}

/* ===== 定价 ===== */
.pricing{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:900px){.pricing{grid-template-columns:1fr}}
.price-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:30px 26px;display:flex;flex-direction:column;transition:.24s;position:relative}
.price-card:hover{transform:translateY(-5px);box-shadow:0 20px 44px rgba(20,42,68,.1)}
.price-card.featured{border:2px solid var(--accent);box-shadow:0 18px 40px rgba(242,107,58,.14)}
.price-card .flag{position:absolute;top:-12px;left:24px;background:var(--accent);color:#fff;font-size:11.5px;font-weight:700;padding:4px 12px;border-radius:999px}
.price-card h3{font-size:18px;font-weight:800;margin-bottom:4px}
.price-card .tier{font-size:12.5px;color:var(--faint);margin-bottom:18px}
.price-card .amount{font-size:34px;font-weight:900;color:var(--ink);line-height:1}
.price-card .amount small{font-size:14px;font-weight:600;color:var(--muted)}
.price-card .unit{font-size:13px;color:var(--faint);margin:6px 0 20px}
.price-card ul{list-style:none;margin-bottom:24px;flex:1}
.price-card ul li{font-size:13.5px;color:var(--muted);padding:7px 0;border-bottom:1px dashed var(--line);display:flex;gap:8px}
.price-card ul li::before{content:"✓";color:var(--green);font-weight:800;flex:none}
.price-card .btn{display:block;text-align:center}

/* ===== 按钮 ===== */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 28px;border-radius:9px;font-size:14.5px;font-weight:700;letter-spacing:.5px;transition:.22s;cursor:pointer}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 8px 20px rgba(242,107,58,.26)}
.btn-primary:hover{background:var(--accent-deep);transform:translateY(-2px)}
.btn-ghost{background:#fff;color:var(--brand);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--brand)}

/* ===== CTA / 二维码区 ===== */
.cta-box{background:var(--nav-grad);border-radius:22px;padding:52px 40px;color:#fff;display:flex;align-items:center;gap:44px;position:relative;overflow:hidden}
.cta-box::before{content:"";position:absolute;inset:0;background:radial-gradient(500px 320px at 90% 0%, rgba(242,107,58,.16), transparent 60%),radial-gradient(480px 320px at 0% 100%, rgba(122,107,214,.14), transparent 60%)}
.cta-box .txt{flex:1;position:relative;z-index:1}
.cta-box h2{font-size:clamp(22px,3vw,30px);font-weight:800;margin-bottom:12px}
.cta-box p{color:rgba(255,255,255,.78);font-size:15px;line-height:1.9;max-width:560px}
.cta-box .qr{flex:none;position:relative;z-index:1;text-align:center}
.cta-box .qr img{width:168px;height:168px;border-radius:14px;background:#fff;padding:6px;box-shadow:0 10px 30px rgba(0,0,0,.3)}
.cta-box .qr span{display:block;margin-top:10px;font-size:13px;color:rgba(255,255,255,.85);font-weight:600}
@media(max-width:820px){.cta-box{flex-direction:column;text-align:center;padding:40px 24px}}

/* ===== 合规提示 ===== */
.note-box{border-left:4px solid var(--accent);background:var(--bg-soft);border-radius:0 12px 12px 0;padding:18px 22px;margin-top:28px}
.note-box h4{font-size:14px;font-weight:800;color:var(--accent);margin-bottom:6px}
.note-box p{font-size:13.5px;color:var(--muted);line-height:1.8}

/* ===== 数据/标签 ===== */
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{font-size:12.5px;color:var(--muted);background:var(--bg-soft);padding:6px 12px;border-radius:7px;border:1px solid var(--line)}

/* ===== 首页 Hero ===== */
.hero{position:relative;overflow:hidden;background:var(--bg);padding:88px 0 92px}
.hero::before{content:"";position:absolute;inset:0;background:radial-gradient(720px 420px at 82% 8%, rgba(242,107,58,.12), transparent 62%),radial-gradient(680px 460px at 8% 18%, rgba(30,58,95,.10), transparent 60%),radial-gradient(560px 400px at 60% 100%, rgba(122,107,214,.08), transparent 60%);pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
@media(max-width:900px){.hero .wrap{grid-template-columns:1fr}}
.hero-badge{display:inline-flex;align-items:center;gap:9px;font-size:13px;color:var(--brand);font-weight:600;background:#fff;border:1px solid var(--line);padding:7px 15px;border-radius:999px;margin-bottom:26px;box-shadow:0 1px 4px rgba(20,42,68,.06)}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 3px rgba(242,107,58,.15)}
.hero h1{font-size:clamp(32px,4.8vw,52px);font-weight:800;line-height:1.22;letter-spacing:1px;color:var(--ink)}
.hero h1 .hl{color:var(--accent)}
.hero .sub{margin-top:20px;font-size:16.5px;color:var(--muted);max-width:540px;line-height:1.85}
.hero .btns{margin-top:34px;display:flex;gap:14px;flex-wrap:wrap}
.hero-side{display:flex;flex-direction:column;gap:14px}
.hero-nav-item{display:flex;align-items:center;gap:16px;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none;transition:.22s;box-shadow:0 2px 10px rgba(20,42,68,.04)}
.hero-nav-item:hover{transform:translateX(5px);border-color:#d3dbe6;box-shadow:0 10px 26px rgba(20,42,68,.08)}
.hero-nav-item .ic{width:46px;height:46px;border-radius:12px;flex:none;display:flex;align-items:center;justify-content:center;overflow:hidden}
.hero-nav-item .ic img{width:100%;height:100%;object-fit:cover}
.hero-nav-item .txt{flex:1}
.hero-nav-item .txt b{display:block;font-size:15.5px;color:var(--ink);font-weight:700}
.hero-nav-item .txt span{font-size:12.5px;color:var(--faint)}
.hero-nav-item .arrow{color:var(--faint);font-size:18px}

/* ===== 首页 关于 ===== */
.about-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:start}
@media(max-width:900px){.about-grid{grid-template-columns:1fr}}
.about-text .lead-strong{font-size:19px;color:var(--ink);font-weight:700;line-height:1.8;margin-bottom:20px}
.about-text .lead-strong em{color:var(--accent);font-style:normal}
.about-text p{color:var(--muted);font-size:15.5px;line-height:2;margin-bottom:18px}
.about-text p strong{color:var(--ink);font-weight:700}
.pillars{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:16px;overflow:hidden;background:#fff}
.pillar{display:flex;gap:18px;align-items:flex-start;padding:24px 26px;transition:.2s}
.pillar + .pillar{border-top:1px solid var(--line)}
.pillar:hover{background:var(--bg-soft)}
.pillar .num{font-size:30px;font-weight:800;line-height:1;color:#e3e9f2;flex:none;width:40px}
.pillar h3{font-size:16.5px;color:var(--ink);margin-bottom:5px}
.pillar p{color:var(--muted);font-size:14px;line-height:1.7}

/* ===== 首页 使命横幅 ===== */
.vision{position:relative;overflow:hidden;background:var(--nav-grad);padding:84px 0;color:#fff}
.vision::before{content:"";position:absolute;inset:0;background:radial-gradient(600px 420px at 12% 0%, rgba(122,107,214,.16), transparent 60%),radial-gradient(560px 400px at 88% 100%, rgba(242,107,58,.14), transparent 60%)}
.vision .wrap{position:relative;z-index:1;text-align:center}
.vision .quote{font-size:clamp(21px,3vw,30px);font-weight:800;line-height:1.7;letter-spacing:1px;max-width:840px;margin:0 auto}
.vision .quote em{font-style:normal;color:#ffb066}
.vision .meta{margin-top:24px;font-size:13px;color:rgba(255,255,255,.65);letter-spacing:3px;text-transform:uppercase}

/* ===== 首页 三大业务 ===== */
.biz{background:var(--bg-soft)}
.biz-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
@media(max-width:900px){.biz-grid{grid-template-columns:1fr}}
.biz-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;display:flex;flex-direction:column;transition:.28s}
.biz-card:hover{transform:translateY(-7px);box-shadow:0 24px 48px rgba(20,42,68,.1);border-color:#d5dde8}
.biz-banner{height:110px;position:relative;display:flex;align-items:center;justify-content:center;padding:16px 0}
.biz-banner .biz-logo{height:80px;width:80px;border-radius:50%;object-fit:cover;background:#fff;box-shadow:0 6px 16px rgba(20,42,68,.12)}
.banner-blue{background:var(--grad-blue)}
.banner-warm{background:var(--grad-warm)}
.banner-violet{background:var(--grad-violet)}
.biz-body{padding:24px 26px 28px;display:flex;flex-direction:column;flex:1}
.biz-status{display:inline-flex;align-items:center;gap:7px;font-size:12px;font-weight:700;letter-spacing:.5px;padding:5px 13px;border-radius:999px;margin-bottom:14px;align-self:flex-start}
.biz-status::before{content:"";width:6px;height:6px;border-radius:50%}
.st-live{background:#e7f6ee;color:var(--green)}.st-live::before{background:var(--green)}
.st-dev{background:#fdeee6;color:var(--accent)}.st-dev::before{background:var(--accent)}
.st-beta{background:#eaf0fb;color:var(--blue)}.st-beta::before{background:var(--blue)}
.biz-body h3{font-size:20px;font-weight:800;color:var(--ink);margin-bottom:8px}
.biz-body .desc{color:var(--muted);font-size:14.5px;line-height:1.85;flex:1}
.biz-body .tags{margin-top:16px}
.biz-body .cta{margin-top:20px;padding-top:18px;border-top:1px solid var(--line);display:inline-flex;align-items:center;gap:6px;font-size:14.5px;font-weight:700;color:var(--brand);text-decoration:none;transition:.2s}
.biz-body .cta:hover{color:var(--accent)}
.biz-card.coming-soon{opacity:.78;border-style:dashed;border-color:#c6cdd8}
.biz-card.coming-soon:hover{transform:none;box-shadow:none}
.biz-card.coming-soon .biz-banner{filter:saturate(.4)}
.biz-card.coming-soon .biz-body h3{color:var(--muted)}
.biz-card.coming-soon .st-dev{background:#eef1f5;color:var(--faint)}
.biz-card.coming-soon .st-dev::before{background:#b6bec9}

/* ===== 页脚 ===== */
footer{background:var(--nav-grad);color:rgba(255,255,255,.72);padding:60px 0 0;margin-top:0}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:44px;padding-bottom:42px}
@media(max-width:820px){.foot-top{grid-template-columns:1fr}}
.foot-company .brand{color:#fff;margin-bottom:14px}
.foot-logo{height:48px;width:auto;display:block;border-radius:10px;box-shadow:0 0 0 2px rgba(255,255,255,.18),0 3px 12px rgba(0,0,0,.4)}
.foot-company p{font-size:13.5px;line-height:2;color:rgba(255,255,255,.58)}
.foot-col h4{color:#fff;font-size:13px;letter-spacing:2px;margin-bottom:16px}
.foot-col a,.foot-col span{display:block;color:rgba(255,255,255,.6);font-size:13.5px;text-decoration:none;margin-bottom:10px}
.foot-col a:hover{color:#fff}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);padding:22px 0;display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center}
.foot-bottom .legal{font-size:13px;color:rgba(255,255,255,.55)}
.foot-bottom .legal a{color:rgba(255,255,255,.55);text-decoration:none;margin-right:16px}
.foot-bottom .legal a:hover{color:#fff}
.foot-bottom .icp{font-size:12.5px;color:rgba(255,255,255,.45)}
.foot-bottom .icp a{color:rgba(255,255,255,.45);text-decoration:none}
.foot-bottom .icp a:hover{color:rgba(255,255,255,.8)}
.foot-bottom .admin a{color:rgba(255,255,255,.3);text-decoration:none;font-size:11.5px}
.foot-bottom .admin a:hover{color:rgba(255,255,255,.7)}