/* ATM Capital 外汇中文站 — 全站样式 */
:root{
  --bg:#0a1620;
  --bg-2:#0d1d28;
  --surface:#112634;
  --surface-2:#16303f;
  --line:rgba(255,255,255,.08);
  --line-2:rgba(255,255,255,.14);
  --teal:#16c2b0;
  --teal-bright:#1ad0bc;
  --teal-deep:#0e8e80;
  --text:#e9f1f4;
  --text-soft:#b6c7cf;
  --muted:#7f97a3;
  --radius:14px;
  --maxw:1180px;
  --font:"PingFang SC","Microsoft YaHei","微软雅黑","Hiragino Sans GB","Source Han Sans CN","Noto Sans CJK SC","WenQuanYi Micro Hei",-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--font);
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  font-size:16px;
  letter-spacing:.01em;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img,svg{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ===== 顶部导航 ===== */
.nav{
  position:sticky;top:0;z-index:50;
  background:rgba(10,22,32,.86);
  backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:70px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;font-size:19px;letter-spacing:.02em}
.brand svg{width:34px;height:34px}
.brand b{color:var(--teal-bright);font-weight:800}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none}
.nav-links a{
  display:block;padding:9px 15px;border-radius:9px;color:var(--text-soft);
  font-size:15px;transition:color .2s,background .2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--text);background:var(--surface)}
.nav-cta{display:flex;align-items:center;gap:14px}
.btn{
  display:inline-block;font-weight:700;font-size:15px;line-height:1;
  padding:13px 24px;border-radius:10px;transition:transform .15s,box-shadow .2s,background .2s;
  border:1px solid transparent;cursor:pointer;white-space:nowrap;
}
.btn-primary{background:linear-gradient(135deg,var(--teal-bright),var(--teal-deep));color:#04201d;box-shadow:0 6px 22px rgba(22,194,176,.28)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(22,194,176,.4)}
.btn-ghost{background:transparent;border-color:var(--line-2);color:var(--text)}
.btn-ghost:hover{border-color:var(--teal);color:var(--teal-bright)}
.btn-lg{padding:16px 34px;font-size:16px}

/* 汉堡菜单 (纯 CSS) */
.nav-toggle{display:none}
.hamburger{display:none;cursor:pointer;padding:8px;border:1px solid var(--line-2);border-radius:9px}
.hamburger span{display:block;width:22px;height:2px;background:var(--text);margin:4px 0;transition:.3s}

/* ===== 通用区块 ===== */
section{padding:84px 0}
.eyebrow{
  display:inline-block;font-size:13px;font-weight:700;letter-spacing:.18em;
  color:var(--teal-bright);text-transform:uppercase;margin-bottom:16px;
}
h1,h2,h3,h4{line-height:1.3;letter-spacing:.01em;font-weight:800}
h1{font-size:clamp(30px,5vw,52px)}
h2{font-size:clamp(25px,3.4vw,38px)}
h3{font-size:20px}
.lead{font-size:18px;color:var(--text-soft);max-width:640px}
.section-head{max-width:720px;margin-bottom:48px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head p{color:var(--text-soft);margin-top:14px;font-size:17px}

/* ===== Hero ===== */
.hero{
  position:relative;padding:96px 0 88px;
  background:
    radial-gradient(1100px 520px at 78% -8%,rgba(22,194,176,.18),transparent 60%),
    radial-gradient(800px 420px at 8% 12%,rgba(14,142,128,.12),transparent 55%),
    linear-gradient(180deg,var(--bg),var(--bg-2));
  overflow:hidden;
}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.hero h1{margin-bottom:22px}
.hero h1 .hl{color:var(--teal-bright)}
.hero p{font-size:18px;color:var(--text-soft);margin-bottom:32px;max-width:540px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-stats{display:flex;gap:38px;margin-top:46px;flex-wrap:wrap}
.hero-stats .num{font-size:30px;font-weight:800;color:var(--text)}
.hero-stats .lbl{font-size:14px;color:var(--muted);margin-top:2px}
.hero-card{
  background:linear-gradient(160deg,var(--surface),var(--bg-2));
  border:1px solid var(--line);border-radius:20px;padding:30px;
  box-shadow:0 30px 70px rgba(0,0,0,.4);
}
.hero-card h3{margin-bottom:20px;font-size:16px;color:var(--muted);font-weight:700;letter-spacing:.04em}
.spec-row{display:flex;justify-content:space-between;align-items:center;padding:15px 0;border-bottom:1px solid var(--line)}
.spec-row:last-child{border-bottom:0}
.spec-row .k{color:var(--text-soft);font-size:15px}
.spec-row .v{font-weight:700;color:var(--teal-bright)}

/* ===== 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(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px;transition:transform .2s,border-color .2s,background .2s;
}
.card:hover{transform:translateY(-4px);border-color:var(--line-2);background:var(--surface-2)}
.card .ico{
  width:46px;height:46px;border-radius:11px;display:grid;place-items:center;margin-bottom:18px;
  background:rgba(22,194,176,.12);color:var(--teal-bright);
}
.card .ico svg{width:24px;height:24px}
.card h3{margin-bottom:10px}
.card p{color:var(--text-soft);font-size:15.5px}

/* ===== 账户类型对比 ===== */
.accounts{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch}
.acct{
  background:var(--surface);border:1px solid var(--line);border-radius:18px;
  padding:32px 28px;display:flex;flex-direction:column;position:relative;
}
.acct.featured{border-color:var(--teal);box-shadow:0 0 0 1px var(--teal),0 24px 50px rgba(22,194,176,.16)}
.acct .tag{
  position:absolute;top:-12px;left:50%;transform:translateX(-50%);
  background:linear-gradient(135deg,var(--teal-bright),var(--teal-deep));color:#04201d;
  font-size:12.5px;font-weight:800;padding:6px 16px;border-radius:20px;letter-spacing:.06em;
}
.acct h3{font-size:22px;margin-bottom:6px}
.acct .sub{color:var(--muted);font-size:14px;margin-bottom:22px}
.acct ul{list-style:none;margin-bottom:8px}
.acct li{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid var(--line);font-size:15px}
.acct li:last-child{border-bottom:0}
.acct li span:first-child{color:var(--text-soft)}
.acct li span:last-child{font-weight:700}

/* ===== 平台 / 双栏 ===== */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.feat-list{list-style:none;margin-top:24px}
.feat-list li{display:flex;gap:13px;align-items:flex-start;padding:11px 0;color:var(--text-soft);font-size:16px}
.feat-list .chk{flex:none;width:22px;height:22px;border-radius:50%;background:rgba(22,194,176,.14);color:var(--teal-bright);display:grid;place-items:center;font-size:13px;margin-top:3px}
.panel{
  background:linear-gradient(160deg,var(--surface),var(--bg-2));
  border:1px solid var(--line);border-radius:18px;padding:34px;
}
.panel .row{display:flex;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line)}
.panel .row:last-child{border-bottom:0}
.panel .row .k{color:var(--text-soft)}
.panel .row .v{font-weight:700;color:var(--teal-bright)}

/* ===== 编号步骤 ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.step .no{font-size:14px;font-weight:800;color:var(--teal-bright);letter-spacing:.1em;margin-bottom:14px}
.step h3{font-size:17px;margin-bottom:8px}
.step p{color:var(--text-soft);font-size:14.5px}

/* ===== CTA 区块 (仅首页) ===== */
.cta-band{
  background:
    radial-gradient(700px 300px at 80% 0%,rgba(22,194,176,.22),transparent 60%),
    linear-gradient(135deg,var(--surface),var(--bg-2));
  border:1px solid var(--line);border-radius:22px;padding:58px 48px;text-align:center;
}
.cta-band h2{margin-bottom:14px}
.cta-band p{color:var(--text-soft);font-size:17px;max-width:560px;margin:0 auto 30px}

/* ===== 页面横幅 (分页面) ===== */
.page-hero{
  padding:72px 0 56px;
  background:
    radial-gradient(900px 380px at 85% -20%,rgba(22,194,176,.14),transparent 60%),
    linear-gradient(180deg,var(--bg),var(--bg-2));
  border-bottom:1px solid var(--line);
}
.page-hero h1{font-size:clamp(28px,4vw,42px);margin-bottom:16px}
.page-hero p{color:var(--text-soft);font-size:18px;max-width:680px}
.crumb{font-size:14px;color:var(--muted);margin-bottom:20px}
.crumb a:hover{color:var(--teal-bright)}

/* 正文排版 (分页面) */
.prose{max-width:780px}
.prose h2{margin:48px 0 18px}
.prose h3{margin:32px 0 12px;color:var(--teal-bright)}
.prose p{color:var(--text-soft);margin-bottom:18px;font-size:16.5px}
.prose ul{margin:0 0 20px 4px;list-style:none}
.prose ul li{position:relative;padding-left:24px;margin-bottom:11px;color:var(--text-soft)}
.prose ul li::before{content:"";position:absolute;left:4px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--teal)}
.prose strong{color:var(--text)}

.note{
  background:var(--surface);border:1px solid var(--line);border-left:3px solid var(--teal);
  border-radius:10px;padding:20px 24px;margin:28px 0;color:var(--text-soft);font-size:15px;
}

/* 表格 */
.tbl{width:100%;border-collapse:collapse;margin:24px 0;font-size:15px;overflow:hidden;border-radius:12px;border:1px solid var(--line)}
.tbl th,.tbl td{padding:15px 18px;text-align:left;border-bottom:1px solid var(--line)}
.tbl th{background:var(--surface-2);color:var(--text);font-weight:700}
.tbl td{color:var(--text-soft)}
.tbl tr:last-child td{border-bottom:0}
.tbl-wrap{overflow-x:auto}

/* ===== 页脚 ===== */
.footer{background:var(--bg-2);border-top:1px solid var(--line);padding:64px 0 30px}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1.1fr;gap:48px}
.foot-col h4{font-size:15px;letter-spacing:.06em;margin-bottom:18px;color:var(--text)}
.foot-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;margin-bottom:16px}
.foot-brand svg{width:30px;height:30px}
.foot-col p{color:var(--muted);font-size:14.5px;line-height:1.85}
.foot-col ul{list-style:none}
.foot-col ul li{color:var(--text-soft);font-size:14.5px;padding:7px 0}
.foot-contact li{display:flex;gap:10px;color:var(--text-soft);font-size:14.5px;padding:7px 0}
.foot-contact .ci{color:var(--teal-bright);flex:none}
.risk{margin-top:46px;padding-top:26px;border-top:1px solid var(--line);color:var(--muted);font-size:12.5px;line-height:1.9}
.copy{margin-top:22px;color:var(--muted);font-size:13px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* ===== 响应式 ===== */
@media(max-width:920px){
  .hero-grid,.split{grid-template-columns:1fr;gap:40px}
  .grid-3,.accounts,.steps{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr 1fr;gap:36px}
  section{padding:64px 0}
}
@media(max-width:680px){
  .nav-links,.nav-cta .btn-ghost{display:none}
  .hamburger{display:block}
  .nav-toggle:checked ~ .nav-links{
    display:flex;flex-direction:column;position:absolute;top:70px;left:0;right:0;
    background:var(--bg-2);border-bottom:1px solid var(--line);padding:14px 24px;gap:2px;
  }
  .nav-toggle:checked ~ .nav-links a{padding:13px 12px;border-radius:9px}
  .grid-3,.accounts,.steps,.grid-2,.foot-grid{grid-template-columns:1fr}
  .hero-stats{gap:26px}
  .cta-band{padding:42px 24px}
  section{padding:54px 0}
  .nav-inner{position:relative}
}
@media(prefers-reduced-motion:reduce){
  *{transition:none!important;scroll-behavior:auto!important}
}