/* ============================================================
   IC Markets 外汇中文站 — 全站样式
   配色取自 IC Markets 主站：深海军蓝 + 亮蓝点缀
   字体本土化：PingFang SC / 微软雅黑 优先
   ============================================================ */

:root{
  --navy:        #0a2a4e;
  --navy-deep:   #061c34;
  --navy-soft:   #143b66;
  --blue:        #1f6fd6;
  --blue-bright: #2f86f0;
  --blue-dark:   #1759b0;
  --ink:         #15263b;
  --muted:       #54657c;
  --line:        #e3e9f1;
  --bg:          #f5f8fc;
  --bg-2:        #eef3fa;
  --white:       #ffffff;
  --max:         1180px;
  --radius:      10px;
  --shadow:      0 10px 30px rgba(10,42,78,.08);
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"PingFang SC","Microsoft YaHei","Hiragino Sans GB","Heiti SC","WenQuanYi Micro Hei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--ink);
  background:var(--white);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img,svg{display:block;max-width:100%}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue-dark)}
.container{width:100%;max-width:var(--max);margin:0 auto;padding:0 22px}

/* ---------- 顶部导航 ---------- */
.site-header{
  background:var(--navy);
  position:sticky;top:0;z-index:50;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.header-inner{display:flex;align-items:center;gap:18px;height:66px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;font-weight:700;margin-right:auto}
.brand:hover{color:#fff}
.brand .mark{width:34px;height:34px;flex:none}
.brand .wordmark{font-size:19px;letter-spacing:.3px;line-height:1.1}
.brand .wordmark small{display:block;font-size:11px;font-weight:400;color:#9db8d8;letter-spacing:1px}

.nav{margin-left:auto}
.nav ul{display:flex;align-items:center;gap:4px;list-style:none}
.nav a{
  color:#d7e3f3;font-size:15px;padding:8px 14px;border-radius:6px;
  display:block;transition:background .15s,color .15s;
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav a.active{color:#fff;background:rgba(47,134,240,.22)}

.btn-open{
  background:var(--blue);color:#fff;font-weight:600;font-size:15px;
  padding:9px 20px;border-radius:7px;white-space:nowrap;
  transition:background .15s,transform .15s;
}
.btn-open:hover{background:var(--blue-bright);color:#fff;transform:translateY(-1px)}

.nav-toggle{display:none}
.nav-burger{display:none;cursor:pointer;color:#fff;font-size:24px;line-height:1;padding:6px 8px;border-radius:6px}
.nav-burger:hover{background:rgba(255,255,255,.08)}

/* ---------- 首页主视觉 ---------- */
.hero{
  position:relative;overflow:hidden;
  background:radial-gradient(1100px 480px at 80% -10%,#16467d 0%,var(--navy) 45%,var(--navy-deep) 100%);
  color:#fff;
}
.hero-grid{
  position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(120,170,235,.08) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(120,170,235,.08) 1px,transparent 1px);
  background-size:46px 46px;
  -webkit-mask-image:linear-gradient(180deg,#000,transparent 85%);
          mask-image:linear-gradient(180deg,#000,transparent 85%);
}
.hero-inner{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;padding:74px 0 84px}
.hero h1{font-size:42px;line-height:1.25;font-weight:800;letter-spacing:.5px}
.hero h1 .hl{color:#5fa8ff}
.hero p.lead{margin-top:20px;font-size:17.5px;color:#c9dbf0;max-width:560px}
.hero-actions{margin-top:32px;display:flex;gap:14px;flex-wrap:wrap}
.btn-lg{padding:13px 30px;font-size:16px;border-radius:8px;font-weight:600;display:inline-block}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-bright);color:#fff}
.btn-ghost{border:1px solid rgba(255,255,255,.4);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.1);color:#fff}
.hero-points{margin-top:30px;display:flex;gap:26px;flex-wrap:wrap;font-size:14.5px;color:#b9cfeb}
.hero-points span::before{content:"›";color:#5fa8ff;margin-right:7px;font-weight:700}

/* 主视觉右侧报价卡（静态展示，非实时数据） */
.quote-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:14px;padding:22px;backdrop-filter:blur(2px)}
.quote-card h3{font-size:14px;color:#9db8d8;font-weight:500;margin-bottom:14px;letter-spacing:.5px}
.quote-row{display:flex;align-items:center;justify-content:space-between;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.08)}
.quote-row:last-child{border-bottom:0}
.quote-pair{font-weight:600;color:#fff}
.quote-tag{font-size:12px;color:#9db8d8}
.quote-spread{font-family:"SFMono-Regular",Consolas,monospace;color:#5fdba0;font-weight:600}
.quote-note{margin-top:14px;font-size:12px;color:#8aa6c8}

/* ---------- 分页头部横幅 ---------- */
.page-banner{
  background:linear-gradient(120deg,var(--navy) 0%,var(--navy-soft) 100%);
  color:#fff;padding:48px 0;
}
.page-banner .eyebrow{color:#5fa8ff;font-size:13px;letter-spacing:2px;font-weight:600;text-transform:uppercase}
.page-banner h1{font-size:32px;margin-top:8px;font-weight:800}
.page-banner p{margin-top:12px;color:#c4d6ec;max-width:680px;font-size:16px}

/* ---------- 通用版块 ---------- */
.section{padding:64px 0}
.section.alt{background:var(--bg)}
.section-head{max-width:720px;margin:0 auto 44px;text-align:center}
.section-head .eyebrow{color:var(--blue);font-size:13px;letter-spacing:2px;font-weight:700;text-transform:uppercase}
.section-head h2{font-size:28px;margin-top:10px;font-weight:800;color:var(--navy)}
.section-head p{margin-top:14px;color:var(--muted);font-size:16px}

.lead-block{max-width:760px}
.lead-block h2{font-size:26px;color:var(--navy);font-weight:800;margin-bottom:16px}
.lead-block h3{font-size:19px;color:var(--navy);font-weight:700;margin:30px 0 10px}
.lead-block p{color:#3c4d63;margin-bottom:14px}
.lead-block ul{margin:6px 0 18px;padding-left:22px;color:#3c4d63}
.lead-block ul li{margin-bottom:8px}

/* 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)}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:box-shadow .2s,transform .2s,border-color .2s;
}
.card:hover{box-shadow:var(--shadow);transform:translateY(-3px);border-color:#cfdcec}
.card .ico{width:46px;height:46px;border-radius:10px;background:var(--bg-2);display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card .ico svg{width:24px;height:24px}
.card h3{font-size:18px;color:var(--navy);font-weight:700;margin-bottom:8px}
.card p{color:var(--muted);font-size:15px}
.card .tag{display:inline-block;margin-top:14px;font-size:13px;color:var(--blue);font-weight:600}

/* 数据条 */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;text-align:center}
.stat .num{font-size:34px;font-weight:800;color:var(--navy);line-height:1.1}
.stat .num span{color:var(--blue)}
.stat .lbl{margin-top:6px;color:var(--muted);font-size:14px}

/* 账户对比表 */
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius)}
table.compare{width:100%;border-collapse:collapse;min-width:640px;background:#fff}
table.compare th,table.compare td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line);font-size:15px}
table.compare thead th{background:var(--navy);color:#fff;font-weight:600;font-size:14.5px}
table.compare tbody th{color:var(--navy);font-weight:600;background:var(--bg)}
table.compare tr:last-child td{border-bottom:0}

/* 步骤 */
.steps{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{position:relative;padding-top:8px}
.step .n{width:38px;height:38px;border-radius:50%;background:var(--navy);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:14px}
.step h4{color:var(--navy);font-size:16px;margin-bottom:6px}
.step p{color:var(--muted);font-size:14.5px}

/* 平台行 */
.feature-row{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:center;padding:34px 0}
.feature-row.rev .ftxt{order:2}
.feature-panel{background:linear-gradient(135deg,var(--navy) 0%,var(--navy-soft) 100%);border-radius:14px;padding:38px;color:#fff;min-height:210px;display:flex;flex-direction:column;justify-content:center}
.feature-panel .pname{font-size:24px;font-weight:800}
.feature-panel .pdesc{color:#bcd2ec;margin-top:8px;font-size:15px}
.feature-panel .ptags{margin-top:18px;display:flex;gap:8px;flex-wrap:wrap}
.feature-panel .ptags em{font-style:normal;font-size:12.5px;background:rgba(255,255,255,.12);padding:5px 11px;border-radius:20px;color:#dceaf9}
.ftxt h3{font-size:22px;color:var(--navy);font-weight:800;margin-bottom:12px}
.ftxt p{color:#3c4d63;margin-bottom:10px}
.ftxt ul{padding-left:20px;color:#3c4d63}
.ftxt ul li{margin-bottom:7px}

/* 首页开户区块（仅首页使用） */
.cta-band{background:linear-gradient(120deg,var(--navy-deep),var(--navy) 60%,var(--navy-soft));color:#fff;border-radius:16px;padding:46px;text-align:center}
.cta-band h2{font-size:26px;font-weight:800}
.cta-band p{color:#c4d6ec;margin:12px auto 26px;max-width:560px}

/* ---------- 页脚（三列） ---------- */
.site-footer{background:var(--navy-deep);color:#b9cadf;padding:54px 0 0;font-size:14.5px}
.footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1.1fr;gap:40px;padding-bottom:40px}
.footer-col h4{color:#fff;font-size:16px;margin-bottom:16px;font-weight:700}
.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.footer-brand .mark{width:30px;height:30px}
.footer-brand strong{color:#fff;font-size:16px}
.footer-col p{color:#9fb4cc;line-height:1.85}
.footer-list{list-style:none;line-height:2.2;color:#9fb4cc}
.footer-contact{line-height:2;color:#9fb4cc}
.footer-contact b{color:#cdddf0;font-weight:600;display:inline-block;min-width:46px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding:20px 0;color:#7e95b3;font-size:13px}
.footer-bottom .risk{display:block;margin-bottom:8px;line-height:1.7}

/* ---------- 响应式 ---------- */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr;gap:36px;padding:54px 0 60px}
  .hero h1{font-size:32px}
  .grid-3,.stats,.steps{grid-template-columns:repeat(2,1fr)}
  .feature-row,.feature-row.rev{grid-template-columns:1fr;gap:24px}
  .feature-row.rev .ftxt{order:0}
  .footer-cols{grid-template-columns:1fr;gap:30px}
}
@media (max-width:680px){
  .nav{
    position:absolute;top:66px;left:0;right:0;background:var(--navy-deep);
    margin:0;display:none;border-top:1px solid rgba(255,255,255,.08);
  }
  .nav-toggle:checked ~ .nav{display:block}
  .nav ul{flex-direction:column;align-items:stretch;gap:0;padding:8px 12px}
  .nav a{padding:13px 12px;border-radius:0;border-bottom:1px solid rgba(255,255,255,.05)}
  .nav-burger{display:block;order:3}
  .btn-open{padding:8px 14px;font-size:14px}
  .brand .wordmark{font-size:16px}
  .grid-2,.grid-3,.stats,.steps{grid-template-columns:1fr}
  .section{padding:48px 0}
  .hero h1{font-size:27px}
  .cta-band,.feature-panel{padding:30px}
}