/* ==========================================================================
   Oriflow · orijade.com   |   深色高科技风格 · 玉青(jade)主色
   ========================================================================== */

:root{
  --bg:#05070a;
  --bg-2:#070b10;
  --bg-3:#0a1017;
  --line:rgba(150,255,220,.10);
  --line-2:rgba(255,255,255,.07);
  --fg:#e7f3f0;
  --muted:#8ba1a4;
  --dim:#5d7276;
  --jade:#3ee8a4;
  --jade-deep:#12c98f;
  --aqua:#2fd6d6;
  --ember:#ffb86b;
  --danger:#ff6b7a;
  --panel:rgba(255,255,255,.028);
  --panel-2:rgba(255,255,255,.055);
  --radius:16px;
  --radius-s:10px;
  --maxw:1180px;
  --font-display:'Sora','PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
  --font-body:'IBM Plex Sans','PingFang SC','Microsoft YaHei','Noto Sans SC',system-ui,-apple-system,sans-serif;
  --font-mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --brand-grad:linear-gradient(100deg,var(--jade) 0%,var(--aqua) 100%);
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-anchor:none}
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--fg);
  background:
    radial-gradient(1100px 680px at 80% -12%, rgba(62,232,164,.11), transparent 62%),
    radial-gradient(900px 620px at 6% 8%, rgba(47,214,214,.075), transparent 60%),
    radial-gradient(700px 500px at 50% 110%, rgba(18,201,143,.06), transparent 60%),
    var(--bg);
  min-height:100vh;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img{max-width:100%}
::selection{background:rgba(62,232,164,.28);color:#fff}

/* 背景层：网格 + 噪点 ---------------------------------------------------- */
.bg-grid{
  position:fixed;inset:0;z-index:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.022) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.022) 1px,transparent 1px);
  background-size:68px 68px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
  mask-image:radial-gradient(circle at 50% 0%,#000 0%,transparent 78%);
}
.bg-noise{
  position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.4;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.35'/%3E%3C/svg%3E");
}
main,header,footer{position:relative;z-index:2}

/* 版式 -------------------------------------------------------------------- */
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 28px}
.eyebrow{
  font-family:var(--font-mono);font-size:12px;letter-spacing:.28em;text-transform:uppercase;
  color:var(--jade);display:inline-flex;align-items:center;gap:10px;
}
.eyebrow::before{content:"";width:26px;height:1px;background:linear-gradient(90deg,var(--jade),transparent)}
h1,h2,h3{font-family:var(--font-display);font-weight:700;line-height:1.15;margin:0;letter-spacing:-.015em}
.section{padding:110px 0;position:relative}
.section-head{max-width:760px;margin-bottom:56px}
.section-head h2{font-size:clamp(28px,3.6vw,44px);margin:18px 0 16px}
.section-head p{color:var(--muted);font-size:17px;margin:0}
.lead{color:var(--muted);font-size:18px}

/* 顶部导航 ---------------------------------------------------------------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  background:linear-gradient(180deg,rgba(5,7,10,.88),rgba(5,7,10,.55));
  border-bottom:1px solid var(--line-2);
}
.nav-inner{display:flex;align-items:center;gap:34px;height:68px}
.brand{display:flex;align-items:center;gap:11px;font-family:var(--font-display);font-weight:700;font-size:19px;letter-spacing:-.02em}
.brand .mark{width:30px;height:30px;flex:0 0 auto}
.brand .brand-sub{font-family:var(--font-mono);font-size:10px;letter-spacing:.22em;color:var(--dim);text-transform:uppercase;margin-left:2px}
.nav-links{display:flex;gap:30px;margin-left:auto}
.nav-links a{font-size:14.5px;color:var(--muted);transition:color .2s;position:relative}
.nav-links a:hover{color:var(--fg)}
.nav-links a::after{content:"";position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--brand-grad);transition:width .28s}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;gap:12px;align-items:center}
.nav-toggle{display:none;background:none;border:1px solid var(--line-2);color:var(--fg);border-radius:8px;width:40px;height:38px;cursor:pointer}

/* 按钮 -------------------------------------------------------------------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:9px;
  font-family:var(--font-body);font-weight:600;font-size:14.5px;
  padding:12px 22px;border-radius:10px;border:1px solid transparent;cursor:pointer;
  transition:transform .18s,box-shadow .28s,background .28s,border-color .28s,color .2s;
  white-space:nowrap;
}
.btn-primary{
  background:var(--brand-grad);color:#04140e;
  box-shadow:0 8px 30px -10px rgba(62,232,164,.6);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 14px 40px -10px rgba(62,232,164,.75)}
.btn-ghost{background:rgba(255,255,255,.03);border-color:var(--line);color:var(--fg)}
.btn-ghost:hover{border-color:rgba(62,232,164,.5);background:rgba(62,232,164,.07);transform:translateY(-2px)}
.btn-sm{padding:9px 16px;font-size:13.5px}
.btn-block{width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed;transform:none!important}

/* Hero（首屏：铺满一屏、垂直居中） ---------------------------------------- */
:root{--navh:69px}
.hero{
  position:relative;overflow:hidden;text-align:center;
  min-height:calc(100vh - var(--navh));
  min-height:calc(100svh - var(--navh));
  padding:clamp(36px,6vh,80px) 0;
  display:flex;align-items:center;justify-content:center;
}
.hero-inner{position:relative;z-index:4;width:100%;max-width:920px;margin:0 auto}
.hero-badge{
  display:inline-flex;align-items:center;gap:10px;padding:8px 18px;border-radius:99px;
  border:1px solid var(--line);background:rgba(255,255,255,.025);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.2em;color:var(--muted);
  text-transform:uppercase;margin-bottom:clamp(18px,3.2vh,34px);
}
.hero-badge i{width:6px;height:6px;border-radius:50%;background:var(--jade);box-shadow:0 0 10px var(--jade);animation:pulse 2.6s ease-in-out infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero h1{font-size:clamp(32px,min(5.6vw,7.8vh),74px);line-height:1.08;letter-spacing:-.03em;font-weight:700;margin:0 0 clamp(14px,2.4vh,28px)}
.hero h1 .hl{background:var(--brand-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero-sub{font-size:clamp(14.5px,min(1.4vw,1.9vh),18px);color:var(--muted);max-width:780px;margin:0 auto clamp(24px,4.2vh,46px);line-height:1.75}
.hero-sub b{color:var(--fg);font-weight:500}
.hero-cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.hero .btn{padding:clamp(12px,1.7vh,15px) 30px;font-size:15px;border-radius:11px}
.hero-meta{
  margin-top:clamp(26px,4.6vh,52px);display:flex;justify-content:center;flex-wrap:wrap;
  font-family:var(--font-mono);font-size:11.5px;color:var(--dim);letter-spacing:.1em;
}
.hero-meta span{display:inline-flex;align-items:center;gap:9px;padding:0 24px;border-right:1px solid var(--line-2)}
.hero-meta span:last-child{border-right:0}
.hero-meta i{width:5px;height:5px;border-radius:50%;background:var(--jade-deep);display:inline-block}

/* 首屏底部滚动提示 */
.hero-scroll{
  position:absolute;left:50%;bottom:clamp(16px,3.2vh,34px);z-index:5;
  display:flex;flex-direction:column;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:10px;letter-spacing:.26em;color:var(--dim);text-transform:uppercase;
  animation:floaty 2.8s ease-in-out infinite;
}
.hero-scroll svg{width:15px;height:15px;color:var(--jade);opacity:.8}
@keyframes floaty{0%,100%{transform:translate(-50%,0)}50%{transform:translate(-50%,6px)}}

/* 首屏氛围光 + 流光 ------------------------------------------------------- */
.hero-aurora{
  position:absolute;left:-10%;right:-10%;top:-32%;height:120%;z-index:1;pointer-events:none;
  background:
    radial-gradient(560px 340px at 50% 46%, rgba(62,232,164,.20), transparent 66%),
    radial-gradient(760px 380px at 74% 16%, rgba(47,214,214,.13), transparent 70%);
  animation:aurora 13s ease-in-out infinite alternate;
}
@keyframes aurora{from{transform:translateY(-14px) scale(1)}to{transform:translateY(12px) scale(1.07)}}
.hero-flow{position:absolute;left:0;right:0;bottom:-2px;width:100%;height:240px;z-index:2;pointer-events:none;opacity:.55}
.hero-flow path{fill:none;stroke:url(#flowGrad);stroke-width:1.4;stroke-dasharray:5 11;animation:flow 4s linear infinite}
.hero-flow path.p2{animation-duration:6s;animation-direction:reverse}
@keyframes flow{to{stroke-dashoffset:-160}}

/* 数据条 ------------------------------------------------------------------ */
.strip{border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);background:rgba(255,255,255,.014)}
.strip-inner{display:grid;grid-template-columns:repeat(4,1fr)}
.strip .item{padding:30px 26px;border-right:1px solid var(--line-2)}
.strip .item:last-child{border-right:0}
.strip .k{font-family:var(--font-display);font-size:26px;font-weight:700;color:var(--fg)}
.strip .k em{font-style:normal;color:var(--jade);font-size:16px;margin-left:2px}
.strip .v{font-size:13.5px;color:var(--muted);margin-top:4px}

/* 卡片 -------------------------------------------------------------------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.card{
  border:1px solid var(--line-2);border-radius:var(--radius);padding:30px 28px;
  background:linear-gradient(180deg,rgba(255,255,255,.035),rgba(255,255,255,.012));
  position:relative;overflow:hidden;transition:border-color .3s,transform .3s,background .3s;
}
.card:hover{border-color:rgba(62,232,164,.36);transform:translateY(-4px)}
.card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(62,232,164,.55),transparent);
  opacity:0;transition:opacity .35s;
}
.card:hover::before{opacity:1}
.card .num{font-family:var(--font-mono);font-size:12px;color:var(--jade);letter-spacing:.2em}
.card h3{font-size:19px;margin:16px 0 12px}
.card p{color:var(--muted);font-size:14.6px;margin:0}
.card .ico{
  width:44px;height:44px;border-radius:11px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(62,232,164,.09);border:1px solid rgba(62,232,164,.25);color:var(--jade);
}
.card .ico svg{width:22px;height:22px}

/* 流程步骤 ---------------------------------------------------------------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;counter-reset:step}
.step{
  border:1px solid var(--line-2);border-radius:var(--radius);padding:28px 24px 26px;
  background:rgba(255,255,255,.02);position:relative;transition:border-color .3s,background .3s;
}
.step:hover{border-color:rgba(62,232,164,.4);background:rgba(62,232,164,.045)}
.step .idx{
  font-family:var(--font-mono);font-size:12px;color:var(--jade);letter-spacing:.18em;
}
.step .dot{position:absolute;top:34px;right:24px;width:8px;height:8px;border-radius:50%;background:var(--jade);box-shadow:0 0 12px var(--jade)}
.step h3{font-size:17px;margin:14px 0 10px}
.step p{color:var(--muted);font-size:14px;margin:0}
.steps-line{height:1px;margin:0 0 34px;background:linear-gradient(90deg,transparent,rgba(62,232,164,.45),transparent)}

/* 模块矩阵 ---------------------------------------------------------------- */
.modules{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.module{
  border:1px solid var(--line-2);border-radius:var(--radius-s);padding:22px 18px;text-align:left;
  background:rgba(255,255,255,.02);transition:.3s;
}
.module:hover{border-color:rgba(62,232,164,.4);background:rgba(62,232,164,.05);transform:translateY(-3px)}
.module .ico{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;margin-bottom:12px;background:rgba(62,232,164,.09);border:1px solid rgba(62,232,164,.25);color:var(--jade)}
.module .ico svg{width:20px;height:20px}
.module .tag{font-family:var(--font-mono);font-size:10.5px;letter-spacing:.14em;color:var(--dim);text-transform:uppercase}
.module .nm{font-family:var(--font-display);font-weight:600;font-size:16.5px;margin:10px 0 6px}
.module .ds{font-size:12.8px;color:var(--muted)}
.module.live{border-color:rgba(62,232,164,.35)}
.module.live .tag{color:var(--jade)}
.module.soon{opacity:.55}

/* 计费说明（与其他版块同构：section-head + grid-3 卡片） ------------------ */

/* 数据安全要点（勾选列表） ------------------------------------------------ */
.ticks{list-style:none;margin:20px 0 0;padding:0;display:flex;flex-direction:column;gap:10px}
.ticks li{display:flex;gap:10px;font-size:13.8px;color:var(--muted);line-height:1.6}
.ticks li svg{flex:0 0 auto;margin-top:4px;color:var(--jade)}

/* CTA 收尾 ---------------------------------------------------------------- */
.cta-band{
  border:1px solid var(--line);border-radius:22px;padding:60px 48px;text-align:center;
  background:radial-gradient(700px 300px at 50% 0%,rgba(62,232,164,.14),transparent 70%),rgba(255,255,255,.02);
}
.cta-badge{
  display:inline-flex;align-items:center;gap:9px;padding:7px 16px;border-radius:99px;margin-bottom:22px;
  border:1px solid rgba(62,232,164,.4);background:rgba(62,232,164,.08);
  font-family:var(--font-mono);font-size:11.5px;letter-spacing:.16em;color:var(--jade);
}
.cta-badge i{width:6px;height:6px;border-radius:50%;background:var(--jade);box-shadow:0 0 10px var(--jade);animation:pulse 2.6s ease-in-out infinite}
.cta-band h2{font-size:clamp(26px,3.4vw,40px);margin:0 0 16px}
.cta-band p{color:var(--muted);max-width:580px;margin:0 auto 32px}
.cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.cta-trust{
  margin-top:26px;display:flex;justify-content:center;gap:20px;flex-wrap:wrap;
  font-family:var(--font-mono);font-size:11.5px;color:var(--dim);letter-spacing:.08em;
}
.cta-trust span{display:inline-flex;align-items:center;gap:8px}
.cta-trust i{width:5px;height:5px;border-radius:50%;background:var(--jade-deep)}

/* 页脚 -------------------------------------------------------------------- */
footer{border-top:1px solid var(--line-2);margin-top:110px;padding:54px 0 40px;background:rgba(255,255,255,.012)}
.foot-grid{display:grid;grid-template-columns:1.7fr 1fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px}
.foot-grid h4{font-family:var(--font-mono);font-size:11.5px;letter-spacing:.18em;color:var(--dim);text-transform:uppercase;margin:0 0 16px}
.foot-grid a,.foot-grid p{display:block;color:var(--muted);font-size:14px;margin:0 0 11px;transition:color .2s}
.foot-grid a:hover{color:var(--jade)}
/* 页脚品牌行：覆盖 .foot-grid a 的 block 设直，保证图标与文字居中对齐 */
.foot-grid .brand{
  display:flex;align-items:center;gap:11px;
  font-family:var(--font-display);font-weight:700;font-size:19px;letter-spacing:-.02em;
  color:var(--fg);margin:0 0 18px;
}
.foot-grid .brand:hover{color:var(--fg)}
.foot-grid .brand .mark{width:30px;height:30px;flex:0 0 auto}
.foot-bottom{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:24px;border-top:1px solid var(--line-2);color:var(--dim);font-size:13px;font-family:var(--font-mono);letter-spacing:.04em;flex-wrap:wrap}
.foot-bottom a{color:var(--dim);white-space:nowrap}
.foot-bottom a:hover{color:var(--jade)}
/* 页脚最底行：备案号单独一行 */
.foot-filings{margin-top:14px;color:var(--dim);font-size:12.5px;font-family:var(--font-mono);letter-spacing:.04em;line-height:1.9}
.foot-filings a{color:var(--dim);white-space:nowrap}
.foot-filings a:hover{color:var(--jade)}
/* 方案A：备案号竖排在品牌列内 + 标语 + 最底居中版权行 */
.foot-filings-stack{margin:16px 0 0}
.foot-filings-stack a{display:block;margin:0;font-family:var(--font-mono);font-size:12.4px;color:var(--dim);letter-spacing:.03em;line-height:1.95;transition:color .2s}
.foot-filings-stack a:hover{color:var(--jade)}
.foot-tag{margin:14px 0 0;font-family:var(--font-mono);font-size:11.6px;color:var(--dim);letter-spacing:.05em;line-height:1.7}
/* 页脚联系：企业微信二维码缩略图 */
.foot-qr{margin:16px 0 0}
.foot-qr img{width:92px;height:92px;display:block;border-radius:6px;background:#fff}
.foot-qr span{display:block;margin-top:7px;font-size:12.4px;color:var(--dim);line-height:1.6}
.foot-copy{padding-top:24px;border-top:1px solid var(--line-2);text-align:center;color:var(--dim);font-size:13px;font-family:var(--font-mono);letter-spacing:.04em}

/* 竖向空间紧张时（小笔电/横向手机）：压缩首屏节奏 */
@media (max-height:720px){
  .hero{padding:28px 0 24px}
  .hero-badge{margin-bottom:14px}
  .hero h1{margin-bottom:12px}
  .hero-sub{margin-bottom:20px}
  .hero-meta{margin-top:20px}
  .hero-scroll{display:none}
}
@media (max-height:560px){
  .hero h1{font-size:clamp(30px,7vh,46px)}
  .hero-meta{display:none}
}

/* 锚点滚动补偿（避开吸顶导航） */
.section[id]{scroll-margin-top:calc(var(--navh) + 16px)}
/* 工具类（替代内联 style，便于启用严格 CSP） ----------------------------- */
.mb-22{margin-bottom:22px}
.mt-6{margin-top:6px}
.mt-18{margin-top:18px}
.c-jade{color:var(--jade)}
.sw-jade{background:#3ee8a4}
.sw-aqua{background:#2fd6d6}
.kpis-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:1fr 1fr}
.foot-desc{max-width:280px}
.amt-neg{color:var(--muted)}
.amt-pos{color:var(--jade)}

/* 轻提示 ------------------------------------------------------------------ */
.toast{
  position:fixed;right:26px;bottom:26px;z-index:90;max-width:min(92vw,440px);
  border:1px solid rgba(62,232,164,.45);border-radius:12px;padding:14px 20px;
  background:rgba(8,14,18,.96);color:var(--fg);font-size:14px;line-height:1.6;
  box-shadow:0 30px 70px -30px rgba(0,0,0,.9);opacity:0;transform:translateY(14px);transition:.35s;pointer-events:none;
}
.toast.show{opacity:1;transform:none}

/* 滚动进度条 -------------------------------------------------------------- */
.scroll-progress{position:fixed;top:0;left:0;height:3px;width:0;z-index:80;border-radius:0 2px 2px 0;background:var(--brand-grad);box-shadow:0 0 14px rgba(62,232,164,.75)}

.reveal{opacity:0;transform:translateY(36px) scale(.985);transition:opacity 1s cubic-bezier(.16,.84,.28,1),transform 1s cubic-bezier(.16,.84,.28,1)}
.reveal.in{opacity:1;transform:none}

/* 表单（登录/充值共用） --------------------------------------------------- */
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:8px;font-weight:500}
.input{
  width:100%;padding:13px 15px;border-radius:10px;font-size:15px;font-family:var(--font-body);
  background:rgba(255,255,255,.03);border:1px solid var(--line-2);color:var(--fg);outline:none;transition:.25s;
}
.input::placeholder{color:var(--dim)}
.input:focus{border-color:rgba(62,232,164,.55);background:rgba(62,232,164,.05);box-shadow:0 0 0 4px rgba(62,232,164,.09)}
.hint{font-size:12.5px;color:var(--dim);font-family:var(--font-mono)}

/* 响应式 ------------------------------------------------------------------ */
@media (max-width:980px){
  .hero{padding:64px 0 56px}
  .hero-meta{gap:10px}
  .hero-meta span{padding:0 14px}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .steps{grid-template-columns:repeat(2,1fr)}
  .modules{grid-template-columns:repeat(2,1fr)}
  .strip-inner{grid-template-columns:repeat(2,1fr)}
  .strip .item:nth-child(2){border-right:0}
  .strip .item:nth-child(1),.strip .item:nth-child(2){border-bottom:1px solid var(--line-2)}
  .foot-grid{grid-template-columns:1fr 1fr;gap:30px}
  .nav-links{display:none}
  .nav-toggle{display:block}
  .nav-inner{gap:16px}
  .nav-cta .btn-ghost{display:none}
}
@media (max-width:560px){
  .section{padding:74px 0}
  .container{padding:0 20px}
  .hero{padding:48px 0 44px}
  .hero-meta span{border-right:0;padding:0}
  .steps,.modules,.strip-inner,.foot-grid{grid-template-columns:1fr}
  .strip .item{border-right:0;border-bottom:1px solid var(--line-2)}
  .cta-band{padding:40px 24px}
}