/* RoboForex 外汇中文站 — 共享样式 */
:root{
  --rf-blue:#095C9A;
  --rf-blue-deep:#073f6b;
  --rf-navy:#062c4a;
  --rf-sky:#1a91d6;
  --rf-sky-soft:#5ec8f2;
  --rf-ink:#1b2c3d;
  --rf-muted:#5e7082;
  --rf-line:#e2e9f0;
  --rf-bg:#ffffff;
  --rf-bg-soft:#f3f7fb;
  --rf-bg-band:#eef4f9;
  --rf-amber:#f4a000;
  --rf-radius:12px;
  --rf-shadow:0 6px 24px rgba(9,92,154,.08);
  --rf-shadow-lg:0 14px 40px rgba(9,92,154,.14);
  --rf-wrap:1160px;
  --rf-font:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Source Han Sans CN","Noto Sans SC","WenQuanYi Micro Hei",sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--rf-font);
  color:var(--rf-ink);
  background:var(--rf-bg);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
.wrap{width:100%;max-width:var(--rf-wrap);margin:0 auto;padding:0 22px}

/* ---------- 顶部导航 ---------- */
.topbar{background:var(--rf-navy);color:#cfe0ee;font-size:13.5px}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;height:38px}
.topbar span{letter-spacing:.02em}
.topbar b{color:#fff;font-weight:600}

.nav{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--rf-line)}
.nav .wrap{display:flex;align-items:center;gap:26px;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:21px;color:var(--rf-blue);letter-spacing:-.01em}
.brand svg{width:38px;height:38px;flex:none}
.brand small{display:block;font-size:11px;font-weight:500;color:var(--rf-muted);letter-spacing:.16em;margin-top:-3px}
.nav-links{display:flex;gap:6px;margin-left:auto;align-items:center}
.nav-links a{padding:9px 14px;border-radius:8px;font-size:15px;font-weight:500;color:#2a3b4c;transition:background .18s,color .18s}
.nav-links a:hover{background:var(--rf-bg-soft);color:var(--rf-blue)}
.nav-links a.active{color:var(--rf-blue);font-weight:600}

.btn-open{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--rf-amber);color:#3a2800;font-weight:700;font-size:15px;
  padding:10px 20px;border-radius:9px;white-space:nowrap;
  box-shadow:0 4px 14px rgba(244,160,0,.32);transition:transform .15s,box-shadow .15s,filter .15s;
}
.btn-open:hover{filter:brightness(1.04);transform:translateY(-1px);box-shadow:0 7px 20px rgba(244,160,0,.42)}
.btn-open svg{width:15px;height:15px}

.menu-toggle{display:none;margin-left:auto;background:none;border:none;cursor:pointer;width:42px;height:42px;border-radius:8px}
.menu-toggle span,.menu-toggle span::before,.menu-toggle span::after{
  content:"";display:block;position:relative;width:22px;height:2px;background:var(--rf-ink);margin:0 auto;border-radius:2px}
.menu-toggle span::before{position:absolute;top:-7px}
.menu-toggle span::after{position:absolute;top:7px}

/* ---------- 通用区块 ---------- */
.section{padding:74px 0}
.section.band{background:var(--rf-bg-soft)}
.section.navy{background:var(--rf-navy);color:#dfeaf4}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--rf-blue);text-transform:uppercase;margin-bottom:14px}
.section.navy .eyebrow{color:var(--rf-sky-soft)}
h1,h2,h3,h4{line-height:1.32;letter-spacing:-.01em;color:inherit}
.section h2{font-size:30px;font-weight:800;margin-bottom:14px}
.section .lead{font-size:17px;color:var(--rf-muted);max-width:720px;margin-bottom:42px}
.section.navy .lead{color:#bcd0e2}
.center{text-align:center}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- 英雄区 ---------- */
.hero{
  background:
    radial-gradient(900px 460px at 82% -8%,rgba(94,200,242,.22),transparent 60%),
    linear-gradient(160deg,var(--rf-navy) 0%,var(--rf-blue-deep) 55%,var(--rf-blue) 100%);
  color:#fff;position:relative;overflow:hidden;
}
.hero::after{
  content:"";position:absolute;inset:0;opacity:.10;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.6) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.6) 1px,transparent 1px);
  background-size:46px 46px;mask-image:linear-gradient(180deg,#000,transparent 78%)
}
.hero .wrap{position:relative;z-index:1;padding:78px 22px 70px}
.hero-tag{display:inline-flex;align-items:center;gap:8px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.22);padding:6px 14px;border-radius:30px;font-size:13.5px;font-weight:600;margin-bottom:24px}
.hero-tag i{width:7px;height:7px;border-radius:50%;background:var(--rf-sky-soft);display:inline-block}
.hero h1{font-size:44px;font-weight:800;max-width:760px;margin-bottom:20px}
.hero h1 em{font-style:normal;color:var(--rf-sky-soft)}
.hero p{font-size:18px;color:#cbdcec;max-width:620px;margin-bottom:34px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;border:1px solid rgba(255,255,255,.35);color:#fff;font-weight:600;padding:11px 22px;border-radius:9px;transition:background .18s}
.btn-ghost:hover{background:rgba(255,255,255,.1)}
.hero-stats{display:flex;flex-wrap:wrap;gap:34px;margin-top:52px;padding-top:30px;border-top:1px solid rgba(255,255,255,.16)}
.hero-stats div{min-width:120px}
.hero-stats strong{display:block;font-size:30px;font-weight:800;color:#fff;letter-spacing:-.02em}
.hero-stats span{font-size:13.5px;color:#a9c3d9}

/* ---------- 卡片网格 ---------- */
.grid{display:grid;gap:22px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}

.card{background:#fff;border:1px solid var(--rf-line);border-radius:var(--rf-radius);padding:28px;box-shadow:var(--rf-shadow);transition:transform .18s,box-shadow .18s}
.card:hover{transform:translateY(-3px);box-shadow:var(--rf-shadow-lg)}
.card .ico{width:46px;height:46px;border-radius:11px;background:var(--rf-bg-band);display:grid;place-items:center;margin-bottom:16px;color:var(--rf-blue)}
.card .ico svg{width:24px;height:24px}
.card h3{font-size:18px;font-weight:700;margin-bottom:9px}
.card p{font-size:14.5px;color:var(--rf-muted)}

/* 简版资产卡 */
.asset{background:#fff;border:1px solid var(--rf-line);border-radius:var(--rf-radius);padding:20px 18px;text-align:center;box-shadow:var(--rf-shadow);transition:transform .18s,box-shadow .18s}
.asset:hover{transform:translateY(-3px);box-shadow:var(--rf-shadow-lg)}
.asset .ico{width:44px;height:44px;border-radius:10px;background:var(--rf-bg-band);display:grid;place-items:center;margin:0 auto 12px;color:var(--rf-blue)}
.asset .ico svg{width:23px;height:23px}
.asset h4{font-size:16px;font-weight:700;margin-bottom:5px}
.asset span{font-size:13px;color:var(--rf-muted)}

/* ---------- 账户表 / 规格条 ---------- */
.acct{background:#fff;border:1px solid var(--rf-line);border-radius:var(--rf-radius);overflow:hidden;box-shadow:var(--rf-shadow);display:flex;flex-direction:column}
.acct.feat{border-color:var(--rf-blue);box-shadow:var(--rf-shadow-lg)}
.acct-head{padding:22px 24px;border-bottom:1px solid var(--rf-line);position:relative}
.acct.feat .acct-head{background:var(--rf-blue);color:#fff}
.acct-head h3{font-size:21px;font-weight:800}
.acct-head em{font-style:normal;font-size:13px;font-weight:600;color:var(--rf-muted)}
.acct.feat .acct-head em{color:#cfe6f7}
.tagpop{position:absolute;top:18px;right:20px;background:var(--rf-amber);color:#3a2800;font-size:12px;font-weight:700;padding:3px 10px;border-radius:20px}
.acct-body{padding:8px 24px 22px}
.acct-body dl{display:flex;justify-content:space-between;padding:11px 0;border-bottom:1px dashed var(--rf-line);font-size:14.5px}
.acct-body dl:last-child{border-bottom:none}
.acct-body dt{color:var(--rf-muted)}
.acct-body dd{font-weight:700;color:var(--rf-ink)}

/* ---------- 特性清单 ---------- */
.checks{display:grid;grid-template-columns:repeat(2,1fr);gap:16px 30px;list-style:none}
.checks li{display:flex;gap:12px;align-items:flex-start;font-size:15.5px}
.checks .mk{flex:none;width:24px;height:24px;border-radius:50%;background:rgba(9,92,154,.1);color:var(--rf-blue);display:grid;place-items:center;margin-top:2px}
.checks .mk svg{width:13px;height:13px}
.checks b{font-weight:700}
.checks span{color:var(--rf-muted);font-size:14px}
.section.navy .checks .mk{background:rgba(94,200,242,.16);color:var(--rf-sky-soft)}
.section.navy .checks span{color:#bcd0e2}

/* ---------- 两栏图文 ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.split .copy h2{font-size:28px;margin-bottom:16px}
.split .copy p{color:var(--rf-muted);margin-bottom:14px}
.panel{background:linear-gradient(155deg,var(--rf-blue) 0%,var(--rf-blue-deep) 100%);border-radius:16px;padding:34px;color:#fff;box-shadow:var(--rf-shadow-lg)}
.panel h4{font-size:15px;font-weight:600;color:#bcd9ef;margin-bottom:18px;letter-spacing:.04em}
.panel .row{display:flex;justify-content:space-between;padding:14px 0;border-bottom:1px solid rgba(255,255,255,.14);font-size:15px}
.panel .row:last-child{border-bottom:none}
.panel .row b{font-size:18px;font-weight:800}

/* ---------- 主页 CTA 区（仅首页使用）---------- */
.cta-band{background:linear-gradient(135deg,var(--rf-blue) 0%,var(--rf-navy) 100%);border-radius:18px;padding:50px;text-align:center;color:#fff;box-shadow:var(--rf-shadow-lg)}
.cta-band h2{font-size:28px;font-weight:800;margin-bottom:12px}
.cta-band p{color:#cbdcec;font-size:16px;max-width:540px;margin:0 auto 26px}

/* ---------- 步骤 ---------- */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step{position:relative;background:#fff;border:1px solid var(--rf-line);border-radius:var(--rf-radius);padding:26px;box-shadow:var(--rf-shadow)}
.step::before{counter-increment:s;content:"0" counter(s);font-size:30px;font-weight:800;color:var(--rf-sky);opacity:.45;display:block;margin-bottom:10px}
.step h3{font-size:17px;margin-bottom:8px}
.step p{font-size:14px;color:var(--rf-muted)}

/* ---------- 面包屑 ---------- */
.subhero{background:var(--rf-bg-soft);border-bottom:1px solid var(--rf-line);padding:46px 0 40px}
.crumb{font-size:13.5px;color:var(--rf-muted);margin-bottom:14px}
.crumb a:hover{color:var(--rf-blue)}
.subhero h1{font-size:34px;font-weight:800;margin-bottom:12px}
.subhero p{font-size:16.5px;color:var(--rf-muted);max-width:680px}

/* 正文文章 */
.prose{max-width:780px}
.prose h2{font-size:24px;font-weight:800;margin:38px 0 14px}
.prose h2:first-child{margin-top:0}
.prose h3{font-size:18px;font-weight:700;margin:26px 0 10px}
.prose p{color:#384a5b;margin-bottom:15px}
.prose ul{margin:0 0 16px;padding-left:0;list-style:none}
.prose ul li{position:relative;padding-left:24px;margin-bottom:9px;color:#384a5b}
.prose ul li::before{content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--rf-blue)}

/* ---------- 页脚 ---------- */
.footer{background:var(--rf-navy);color:#9fb6cb;padding:56px 0 0;font-size:14.5px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1.1fr;gap:40px;padding-bottom:42px}
.footer .fbrand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:800;font-size:19px;margin-bottom:16px}
.footer .fbrand svg{width:34px;height:34px}
.footer p{color:#9fb6cb;line-height:1.85;max-width:340px}
.footer h5{color:#fff;font-size:15px;font-weight:700;margin-bottom:16px;letter-spacing:.02em}
.footer .flist{list-style:none}
.footer .flist li{margin-bottom:10px}
.footer .flist.plain li{color:#9fb6cb}
.footer .contact li{display:flex;gap:10px;align-items:flex-start;margin-bottom:12px}
.footer .contact svg{width:17px;height:17px;flex:none;margin-top:4px;color:var(--rf-sky-soft)}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding:20px 0;font-size:12.5px;color:#7c93a8;line-height:1.85}
.footer-bottom .wrap{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}
.risk{background:#04243d;color:#6f879c;font-size:12px;line-height:1.8;padding:20px 0}

/* ---------- 响应式 ---------- */
@media(max-width:920px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .g3{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr;gap:34px}
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .footer .fbrand{grid-column:1/-1}
}
@media(max-width:760px){
  .nav-links{
    position:absolute;top:70px;left:0;right:0;background:#fff;flex-direction:column;
    align-items:stretch;gap:0;padding:8px 14px 16px;border-bottom:1px solid var(--rf-line);
    box-shadow:0 10px 26px rgba(0,0,0,.08);display:none}
  .nav-links.show{display:flex}
  .nav-links a{padding:13px 10px;border-bottom:1px solid var(--rf-line)}
  .nav-links .btn-open{margin-top:12px;justify-content:center;border-bottom:none}
  .menu-toggle{display:block}
  .hero h1{font-size:32px}
  .hero p{font-size:16px}
  .section h2{font-size:25px}
  .g2,.g3,.g4{grid-template-columns:1fr}
  .checks{grid-template-columns:1fr}
  .section{padding:54px 0}
  .cta-band,.panel{padding:32px 24px}
  .footer-grid{grid-template-columns:1fr}
  .topbar{display:none}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;scroll-behavior:auto!important}
}
:focus-visible{outline:3px solid var(--rf-sky);outline-offset:2px;border-radius:4px}