/* Ultima Markets 外汇中文站 — 共享样式 */

:root{
  --ink:#0A1512;
  --ink-2:#0E1E18;
  --green:#00C16E;
  --green-bright:#19D481;
  --green-deep:#00925A;
  --paper:#FFFFFF;
  --mist:#F2F7F4;
  --mist-2:#E9F1ED;
  --line:#E2EAE6;
  --line-dark:#1C2E28;
  --muted:#5A6B64;
  --muted-dark:#8FA39B;
  --text:#16221E;
  --sans:"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑","Source Han Sans SC","Noto Sans SC","WenQuanYi Micro Hei",sans-serif;
  --maxw:1180px;
}

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

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* ---------- 顶部导航 ---------- */
.site-head{
  position:sticky;top:0;z-index:50;
  background:rgba(10,21,18,.94);
  backdrop-filter:saturate(140%) blur(8px);
  border-bottom:1px solid var(--line-dark);
}
.head-row{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:11px}
.brand .mark{width:30px;height:30px;flex:none}
.brand .name{color:#fff;font-weight:700;font-size:17px;letter-spacing:.06em}
.brand .name b{color:var(--green-bright);font-weight:700}

.nav{display:flex;align-items:center;gap:6px}
.nav a{
  color:#C7D6CF;font-size:14.5px;padding:9px 14px;border-radius:7px;
  transition:color .18s,background .18s;
}
.nav a:hover{color:#fff;background:rgba(255,255,255,.06)}
.nav a.on{color:var(--green-bright)}

.btn-open{
  display:inline-flex;align-items:center;gap:7px;
  background:var(--green);color:#04150D;font-weight:700;font-size:14.5px;
  padding:10px 20px;border-radius:8px;letter-spacing:.02em;
  transition:background .18s,transform .18s;
}
.btn-open:hover{background:var(--green-bright);transform:translateY(-1px)}
.btn-open svg{width:14px;height:14px}

.menu-toggle,.menu-check{display:none}

/* ---------- 通用区块 ---------- */
.section{padding:84px 0}
.section.tight{padding:60px 0}
.eyebrow{
  display:inline-block;color:var(--green-deep);font-size:13px;font-weight:700;
  letter-spacing:.18em;text-transform:uppercase;margin-bottom:16px;
}
.eyebrow.light{color:var(--green-bright)}
h1,h2,h3{line-height:1.3;letter-spacing:.01em;font-weight:700;color:var(--text)}
h2.title{font-size:32px;margin-bottom:14px}
.lead{font-size:17px;color:var(--muted);max-width:680px}
.section.dark .lead{color:var(--muted-dark)}
.section.dark{background:var(--ink);color:#EAF2EE}
.section.dark h2.title{color:#fff}
.section.mist{background:var(--mist)}

/* ---------- 英雄区 ---------- */
.hero{
  background:radial-gradient(120% 130% at 82% 0%,#10271F 0%,var(--ink) 55%);
  color:#fff;padding:96px 0 0;overflow:hidden;
}
.hero .inner{max-width:760px}
.hero h1{font-size:50px;line-height:1.18;color:#fff;margin-bottom:20px}
.hero h1 .accent{color:var(--green-bright)}
.hero p.sub{font-size:18px;color:#B9CCC3;max-width:600px;margin-bottom:32px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  border:1px solid rgba(255,255,255,.28);color:#fff;font-weight:600;font-size:15px;
  padding:11px 24px;border-radius:8px;transition:border-color .18s,background .18s;
}
.btn-ghost:hover{border-color:var(--green-bright);background:rgba(255,255,255,.05)}
.btn-solid{
  display:inline-flex;align-items:center;gap:8px;
  background:var(--green);color:#04150D;font-weight:700;font-size:15px;
  padding:12px 26px;border-radius:8px;transition:background .18s,transform .18s;
}
.btn-solid:hover{background:var(--green-bright);transform:translateY(-1px)}

/* 执行参数条 — 标志性元素 */
.specbar{
  margin-top:64px;border-top:1px solid var(--line-dark);
  display:grid;grid-template-columns:repeat(4,1fr);
}
.specbar .cell{padding:30px 8px 36px;border-right:1px solid var(--line-dark)}
.specbar .cell:last-child{border-right:none}
.specbar .k{color:var(--muted-dark);font-size:13px;letter-spacing:.04em;margin-bottom:10px}
.specbar .v{
  color:#fff;font-size:34px;font-weight:700;line-height:1;
  font-variant-numeric:tabular-nums;
}
.specbar .v small{font-size:15px;color:var(--green-bright);font-weight:600;margin-left:4px}

/* ---------- 信任卡片 ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin-top:42px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;margin-top:42px}
.card{
  background:var(--paper);border:1px solid var(--line);border-radius:14px;
  padding:30px 28px;transition:border-color .2s,transform .2s,box-shadow .2s;
}
.section.dark .card{background:var(--ink-2);border-color:var(--line-dark)}
.card:hover{border-color:var(--green);transform:translateY(-3px);box-shadow:0 14px 34px rgba(0,193,110,.10)}
.card .ico{
  width:46px;height:46px;border-radius:11px;background:rgba(0,193,110,.12);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;
}
.card .ico svg{width:24px;height:24px;stroke:var(--green-deep)}
.section.dark .card .ico svg{stroke:var(--green-bright)}
.card h3{font-size:18px;margin-bottom:10px}
.section.dark .card h3{color:#fff}
.card p{font-size:14.5px;color:var(--muted)}
.section.dark .card p{color:var(--muted-dark)}

/* ---------- 市场列表 ---------- */
.markets{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:42px}
.mk{
  border:1px solid var(--line);border-radius:13px;padding:26px 20px;background:var(--paper);
  transition:border-color .2s,transform .2s;
}
.mk:hover{border-color:var(--green);transform:translateY(-3px)}
.mk .t{font-size:17px;font-weight:700;margin-bottom:8px}
.mk .d{font-size:13.5px;color:var(--muted);line-height:1.65}
.mk .tag{display:block;color:var(--green-deep);font-size:12.5px;font-weight:700;margin-top:14px;letter-spacing:.03em}

/* ---------- 平台/账户横向块 ---------- */
.rows{margin-top:42px;border-top:1px solid var(--line)}
.row{
  display:grid;grid-template-columns:200px 1fr;gap:28px;
  padding:28px 0;border-bottom:1px solid var(--line);align-items:start;
}
.section.dark .rows{border-top-color:var(--line-dark)}
.section.dark .row{border-bottom-color:var(--line-dark)}
.row .label{font-size:20px;font-weight:700}
.section.dark .row .label{color:#fff}
.row .body{color:var(--muted);font-size:15px}
.section.dark .row .body{color:var(--muted-dark)}
.row .body strong{color:var(--text);font-weight:600}
.section.dark .row .body strong{color:#EAF2EE}

/* 数据规格表 */
.spec-list{margin-top:30px;border-top:1px solid var(--line)}
.spec-list .li{display:flex;justify-content:space-between;gap:20px;padding:16px 0;border-bottom:1px solid var(--line);font-size:15px}
.spec-list .li .n{color:var(--muted)}
.spec-list .li .vv{font-weight:700;font-variant-numeric:tabular-nums}

/* ---------- 首页 CTA（仅首页使用）---------- */
.cta{
  background:linear-gradient(120% 130% at 80% 20%,#10271F 0%,var(--ink) 60%);
  color:#fff;border-radius:20px;padding:62px 56px;text-align:center;
  margin:0 auto;
}
.cta h2{font-size:30px;color:#fff;margin-bottom:14px}
.cta p{color:#B9CCC3;font-size:16px;max-width:520px;margin:0 auto 28px}

/* ---------- 内页标题区 ---------- */
.page-hero{background:var(--ink);color:#fff;padding:74px 0 64px}
.page-hero h1{font-size:38px;color:#fff;margin-bottom:14px}
.page-hero p{color:#B9CCC3;font-size:16.5px;max-width:640px}

.prose{max-width:760px}
.prose p{margin-bottom:18px;color:#33433D}
.prose h2{font-size:24px;margin:44px 0 16px}
.prose h2:first-child{margin-top:0}
.prose ul{margin:0 0 18px;padding-left:0;list-style:none}
.prose ul li{position:relative;padding-left:24px;margin-bottom:11px;color:#33433D}
.prose ul li::before{content:"";position:absolute;left:2px;top:11px;width:7px;height:7px;border-radius:2px;background:var(--green)}

.note{background:var(--mist);border-left:3px solid var(--green);border-radius:0 10px 10px 0;padding:18px 22px;color:var(--muted);font-size:14px;margin-top:32px}

/* ---------- 页脚 ---------- */
.site-foot{background:var(--ink);color:#9FB3AB;padding:64px 0 30px;border-top:1px solid var(--line-dark)}
.foot-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px}
.foot-cols h4{color:#fff;font-size:15px;font-weight:700;margin-bottom:18px;letter-spacing:.04em}
.foot-cols .col-brand .lg{display:flex;align-items:center;gap:10px;margin-bottom:16px}
.foot-cols .col-brand .lg .mark{width:28px;height:28px}
.foot-cols .col-brand .lg span{color:#fff;font-weight:700;letter-spacing:.05em}
.foot-cols .col-brand p{font-size:13.5px;line-height:1.8;color:#8497901;color:#869891}
.foot-list{list-style:none}
.foot-list li{font-size:14px;color:#9FB3AB;padding:5px 0;line-height:1.6}
.foot-contact li{font-size:14px;color:#9FB3AB;padding:6px 0;line-height:1.7;display:flex;gap:9px}
.foot-contact li b{color:#C7D6CF;font-weight:600;flex:none;min-width:54px}
.foot-bottom{border-top:1px solid var(--line-dark);margin-top:44px;padding-top:24px;font-size:12.5px;color:#6B7E77;line-height:1.9}
.foot-bottom .risk{margin-top:12px}

/* ---------- 响应式 ---------- */
@media (max-width:980px){
  .grid-3{grid-template-columns:1fr 1fr}
  .markets{grid-template-columns:1fr 1fr 1fr}
  .hero h1{font-size:42px}
}
@media (max-width:760px){
  .section{padding:60px 0}
  .hero{padding:64px 0 0}
  .hero h1{font-size:34px}
  .hero p.sub{font-size:16px}
  h2.title{font-size:26px}
  .specbar{grid-template-columns:1fr 1fr}
  .specbar .cell{border-bottom:1px solid var(--line-dark)}
  .specbar .cell:nth-child(2){border-right:none}
  .grid-3,.grid-2{grid-template-columns:1fr}
  .markets{grid-template-columns:1fr 1fr}
  .row{grid-template-columns:1fr;gap:8px}
  .foot-cols{grid-template-columns:1fr;gap:34px}
  .cta{padding:46px 26px}
  .cta h2{font-size:24px}

  /* 移动端菜单（纯 CSS）*/
  .menu-toggle{
    display:flex;flex-direction:column;justify-content:center;gap:5px;
    width:42px;height:42px;cursor:pointer;
  }
  .menu-toggle span{display:block;height:2px;width:22px;background:#fff;border-radius:2px;transition:.25s}
  .nav{
    position:absolute;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;
    background:var(--ink);border-bottom:1px solid var(--line-dark);
    padding:10px 16px 18px;gap:2px;
    max-height:0;overflow:hidden;opacity:0;pointer-events:none;transition:.28s;
  }
  .nav a{padding:13px 8px;border-radius:8px;font-size:16px}
  .nav .btn-open{margin-top:8px;justify-content:center}
  .menu-check:checked ~ .nav{max-height:460px;opacity:1;pointer-events:auto}
  .menu-check:checked ~ .menu-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg)}
  .menu-check:checked ~ .menu-toggle span:nth-child(2){opacity:0}
  .menu-check:checked ~ .menu-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
}
@media (max-width:430px){
  .markets{grid-template-columns:1fr}
  .specbar{grid-template-columns:1fr 1fr}
}