/* ============================================================
   CPT Markets 外汇中文站 — 共享样式
   配色：海军蓝主调 + 香槟金点缀
   ============================================================ */

:root{
  --navy-900:#0a1a35;
  --navy-800:#0c1f3f;
  --navy-700:#102a52;
  --navy-600:#16386b;
  --gold:#c9a45c;
  --gold-bright:#e3c178;
  --gold-soft:rgba(201,164,92,.16);
  --paper:#f6f7f9;
  --paper-2:#eef1f5;
  --white:#ffffff;
  --ink:#162033;
  --ink-soft:#3a4658;
  --muted:#6b7587;
  --line:#e3e7ed;
  --line-gold:rgba(201,164,92,.30);

  --font-sans:"PingFang SC","Microsoft YaHei","微软雅黑","Hiragino Sans GB","Heiti SC","Source Han Sans SC","Noto Sans SC",system-ui,sans-serif;
  --font-serif:Georgia,"Times New Roman","Songti SC","STSong",serif;

  --maxw:1180px;
  --radius:14px;
  --radius-sm:10px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-sans);
  color:var(--ink);
  background:var(--white);
  line-height:1.75;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}

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

/* eyebrow / serif label ---------------------------------- */
.eyebrow{
  font-family:var(--font-serif);
  font-style:italic;
  letter-spacing:.04em;
  color:var(--gold);
  font-size:.95rem;
  display:inline-flex;
  align-items:center;
  gap:12px;
  margin-bottom:18px;
}
.eyebrow::before{
  content:"";
  width:34px;height:1px;
  background:var(--gold);
  display:inline-block;
}
.eyebrow.center{justify-content:center}

/* buttons ------------------------------------------------ */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-sans);
  font-size:.98rem;font-weight:600;
  padding:13px 26px;border-radius:8px;
  cursor:pointer;border:1px solid transparent;
  transition:transform .18s ease,background .18s ease,color .18s ease,box-shadow .18s ease;
  white-space:nowrap;
}
.btn-gold{
  background:linear-gradient(135deg,var(--gold-bright),var(--gold));
  color:#3a2a08;
  box-shadow:0 8px 22px rgba(201,164,92,.28);
}
.btn-gold:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(201,164,92,.40)}
.btn-line{
  background:transparent;color:var(--white);
  border-color:rgba(255,255,255,.35);
}
.btn-line:hover{border-color:var(--gold);color:var(--gold-bright)}
.btn-dark{
  background:var(--navy-800);color:var(--white);
}
.btn-dark:hover{background:var(--navy-700);transform:translateY(-2px)}

/* ============================================================
   Header
   ============================================================ */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,26,53,.94);
  backdrop-filter:saturate(160%) blur(8px);
  border-bottom:1px solid rgba(201,164,92,.22);
}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:74px;
}
.brand{display:flex;align-items:center;gap:12px}
.brand .mark{width:38px;height:38px;flex:none}
.brand .name{display:flex;flex-direction:column;line-height:1.1}
.brand .name b{
  color:var(--white);font-size:1.18rem;font-weight:700;
  letter-spacing:.02em;
}
.brand .name span{
  color:var(--gold);font-size:.72rem;letter-spacing:.34em;
  margin-top:3px;
}
.menu{display:flex;align-items:center;gap:34px}
.menu a{
  color:rgba(255,255,255,.82);font-size:.98rem;font-weight:500;
  position:relative;padding:6px 0;transition:color .18s;
}
.menu a:hover,.menu a.active{color:var(--white)}
.menu a.active::after{
  content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;
  background:var(--gold);
}
.header-cta{display:flex;align-items:center;gap:14px}

/* mobile menu toggle */
.nav-toggle{
  display:none;background:none;border:0;cursor:pointer;
  width:42px;height:42px;flex-direction:column;justify-content:center;gap:5px;
}
.nav-toggle span{height:2px;background:var(--white);border-radius:2px;transition:.2s}
#nav-switch{display:none}

/* ============================================================
   Hero
   ============================================================ */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(1100px 540px at 78% -10%,rgba(201,164,92,.16),transparent 60%),
    linear-gradient(160deg,var(--navy-700),var(--navy-900) 70%);
  color:var(--white);
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(900px 500px at 70% 20%,#000,transparent 75%);
          mask-image:radial-gradient(900px 500px at 70% 20%,#000,transparent 75%);
}
.hero .wrap{position:relative;padding:96px 24px 88px}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center}
.hero h1{
  font-size:clamp(2.1rem,4vw,3.25rem);
  line-height:1.22;font-weight:800;letter-spacing:.01em;
}
.hero h1 em{font-style:normal;color:var(--gold-bright)}
.hero .lead{
  margin:22px 0 32px;
  font-size:1.08rem;color:rgba(255,255,255,.78);max-width:30em;
}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap}
.hero-note{
  margin-top:26px;font-size:.86rem;color:rgba(255,255,255,.55);
  display:flex;align-items:center;gap:10px;
}
.hero-note b{color:var(--gold);font-weight:600}

/* hero side card */
.hero-card{
  background:linear-gradient(160deg,rgba(255,255,255,.07),rgba(255,255,255,.02));
  border:1px solid rgba(201,164,92,.28);
  border-radius:var(--radius);
  padding:30px;
  backdrop-filter:blur(4px);
}
.hero-card h3{
  font-size:1.02rem;color:var(--white);margin-bottom:20px;
  display:flex;align-items:center;gap:10px;font-weight:600;
}
.hero-card h3 .dot{width:8px;height:8px;border-radius:50%;background:var(--gold)}
.spec{display:flex;justify-content:space-between;align-items:baseline;
  padding:14px 0;border-bottom:1px dashed rgba(255,255,255,.12)}
.spec:last-child{border-bottom:0}
.spec .k{color:rgba(255,255,255,.66);font-size:.92rem}
.spec .v{color:var(--white);font-weight:600}
.spec .v small{color:var(--gold);font-family:var(--font-serif);font-style:italic;margin-left:2px}

/* trust strip ------------------------------------------- */
.trust{background:var(--navy-900);border-top:1px solid rgba(201,164,92,.14)}
.trust .wrap{
  display:grid;grid-template-columns:repeat(4,1fr);gap:24px;
  padding:30px 24px;
}
.trust .item{text-align:center;color:var(--white)}
.trust .num{
  font-family:var(--font-serif);font-size:2rem;color:var(--gold-bright);
  line-height:1;
}
.trust .cap{font-size:.86rem;color:rgba(255,255,255,.6);margin-top:8px}

/* ============================================================
   Sections (generic)
   ============================================================ */
section{padding:84px 0}
.section-light{background:var(--paper)}
.section-paper2{background:var(--paper-2)}
.section-dark{background:linear-gradient(160deg,var(--navy-700),var(--navy-900));color:var(--white)}

.sec-head{max-width:42em}
.sec-head.center{margin:0 auto;text-align:center}
.sec-head h2{
  font-size:clamp(1.6rem,2.6vw,2.25rem);font-weight:800;line-height:1.3;
  letter-spacing:.01em;
}
.section-dark .sec-head h2{color:var(--white)}
.sec-head p{margin-top:16px;color:var(--muted);font-size:1.02rem}
.section-dark .sec-head p{color:rgba(255,255,255,.72)}

/* feature grid ------------------------------------------ */
.grid{display:grid;gap:24px;margin-top:48px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}

.card{
  background:var(--white);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:32px 28px;
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
  position:relative;
}
.card:hover{transform:translateY(-4px);box-shadow:0 16px 40px rgba(16,42,82,.10);border-color:var(--line-gold)}
.card .ic{
  width:48px;height:48px;border-radius:12px;
  background:var(--gold-soft);color:var(--gold);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px;
}
.card .ic svg{width:24px;height:24px}
.card h3{font-size:1.16rem;font-weight:700;margin-bottom:10px}
.card p{color:var(--ink-soft);font-size:.97rem}
.card .tag{
  font-family:var(--font-serif);font-style:italic;color:var(--gold);
  font-size:.85rem;margin-bottom:8px;display:block;
}

/* dark variant cards */
.section-dark .card{
  background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.10);
}
.section-dark .card:hover{border-color:var(--line-gold);box-shadow:none}
.section-dark .card h3{color:var(--white)}
.section-dark .card p{color:rgba(255,255,255,.72)}
.section-dark .card .ic{background:rgba(201,164,92,.18)}

/* split feature (text + list) --------------------------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.checklist li{
  position:relative;padding-left:34px;margin-bottom:18px;color:var(--ink-soft);
}
.checklist li::before{
  content:"";position:absolute;left:0;top:7px;width:18px;height:18px;border-radius:50%;
  background:var(--gold-soft);
}
.checklist li::after{
  content:"";position:absolute;left:6px;top:11px;width:6px;height:9px;
  border:solid var(--gold);border-width:0 2px 2px 0;transform:rotate(45deg);
}
.checklist li b{color:var(--ink);font-weight:600}
.section-dark .checklist li{color:rgba(255,255,255,.78)}
.section-dark .checklist li b{color:var(--white)}

.panel{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:8px 30px;
}
.section-dark .panel{background:rgba(255,255,255,.05);border-color:rgba(255,255,255,.10)}

/* numbered steps ---------------------------------------- */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin-top:48px;counter-reset:step}
.step{position:relative;padding-top:14px}
.step .no{
  font-family:var(--font-serif);font-size:2.4rem;color:var(--gold);
  line-height:1;opacity:.85;
}
.step h3{font-size:1.08rem;margin:14px 0 8px;font-weight:700}
.step p{color:var(--ink-soft);font-size:.94rem}
.section-dark .step h3{color:var(--white)}
.section-dark .step p{color:rgba(255,255,255,.72)}
.step::before{
  content:"";position:absolute;left:0;top:0;width:42px;height:2px;background:var(--gold);
}

/* product list rows ------------------------------------- */
.prod{
  display:grid;grid-template-columns:64px 1fr;gap:22px;align-items:start;
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:28px;transition:border-color .2s,box-shadow .2s,transform .2s;
}
.prod:hover{border-color:var(--line-gold);box-shadow:0 14px 36px rgba(16,42,82,.09);transform:translateY(-3px)}
.prod .ic{
  width:64px;height:64px;border-radius:14px;background:var(--navy-800);color:var(--gold);
  display:flex;align-items:center;justify-content:center;
}
.prod .ic svg{width:30px;height:30px}
.prod h3{font-size:1.18rem;font-weight:700;margin-bottom:8px}
.prod h3 small{
  font-family:var(--font-serif);font-style:italic;color:var(--muted);
  font-weight:400;font-size:.78rem;margin-left:8px;
}
.prod p{color:var(--ink-soft);font-size:.96rem}

/* faq --------------------------------------------------- */
.faq{margin-top:40px;border-top:1px solid var(--line)}
.faq .q{
  padding:26px 0;border-bottom:1px solid var(--line);
}
.faq .q h3{
  font-size:1.08rem;font-weight:700;margin-bottom:10px;
  display:flex;gap:12px;align-items:baseline;
}
.faq .q h3 .mk{color:var(--gold);font-family:var(--font-serif);font-style:italic;flex:none}
.faq .q p{color:var(--ink-soft);font-size:.97rem;padding-left:26px}

/* contact cards ----------------------------------------- */
.contact-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:48px}
.contact-card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:34px 30px;text-align:center;
}
.contact-card .ic{
  width:54px;height:54px;border-radius:50%;background:var(--gold-soft);color:var(--gold);
  display:flex;align-items:center;justify-content:center;margin:0 auto 18px;
}
.contact-card h3{font-size:1.05rem;margin-bottom:10px}
.contact-card p{color:var(--ink-soft);font-size:.97rem}
.contact-card .big{color:var(--ink);font-weight:600;font-size:1.06rem}

/* page hero (subpages) ---------------------------------- */
.page-hero{
  background:
    radial-gradient(800px 420px at 85% -20%,rgba(201,164,92,.14),transparent 60%),
    linear-gradient(160deg,var(--navy-700),var(--navy-900) 75%);
  color:var(--white);
}
.page-hero .wrap{padding:74px 24px 66px}
.page-hero h1{font-size:clamp(1.9rem,3.4vw,2.7rem);font-weight:800;line-height:1.25}
.page-hero p{margin-top:18px;color:rgba(255,255,255,.76);max-width:40em;font-size:1.05rem}
.crumb{
  font-size:.85rem;color:rgba(255,255,255,.55);margin-bottom:20px;
  font-family:var(--font-serif);font-style:italic;letter-spacing:.03em;
}
.crumb a:hover{color:var(--gold-bright)}

/* prose ------------------------------------------------- */
.prose{max-width:52em}
.prose h2{font-size:1.5rem;font-weight:800;margin:0 0 18px}
.prose h3{font-size:1.18rem;font-weight:700;margin:34px 0 12px}
.prose p{color:var(--ink-soft);margin-bottom:18px}
.prose p b{color:var(--ink)}

/* timeline ---------------------------------------------- */
.timeline{margin-top:44px;border-left:2px solid var(--line-gold);padding-left:30px}
.tl{position:relative;padding-bottom:30px}
.tl:last-child{padding-bottom:0}
.tl::before{
  content:"";position:absolute;left:-37px;top:4px;width:12px;height:12px;border-radius:50%;
  background:var(--gold);border:3px solid var(--white);
}
.section-dark .tl::before{border-color:var(--navy-800)}
.tl .yr{font-family:var(--font-serif);color:var(--gold);font-size:1.15rem;font-weight:600}
.tl h3{font-size:1.05rem;margin:4px 0 6px;font-weight:700}
.tl p{color:var(--ink-soft);font-size:.95rem}
.section-dark .tl h3{color:var(--white)}
.section-dark .tl p{color:rgba(255,255,255,.72)}

/* ============================================================
   Footer
   ============================================================ */
.site-footer{
  background:var(--navy-900);color:rgba(255,255,255,.7);
  border-top:1px solid rgba(201,164,92,.22);
}
.site-footer .wrap{padding:62px 24px 30px}
.foot-grid{display:grid;grid-template-columns:1.5fr 1fr 1.2fr;gap:48px}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:18px}
.foot-brand .mark{width:34px;height:34px}
.foot-brand b{color:var(--white);font-size:1.1rem;letter-spacing:.02em}
.foot-col h4{
  color:var(--white);font-size:.98rem;margin-bottom:18px;font-weight:600;
  letter-spacing:.02em;position:relative;padding-bottom:12px;
}
.foot-col h4::after{content:"";position:absolute;left:0;bottom:0;width:26px;height:2px;background:var(--gold)}
.foot-col p{font-size:.92rem;line-height:1.85;color:rgba(255,255,255,.62)}
.foot-list li{font-size:.92rem;padding:6px 0;color:rgba(255,255,255,.62)}
.foot-contact li{font-size:.92rem;padding:7px 0;color:rgba(255,255,255,.66);display:flex;gap:10px}
.foot-contact .lab{color:var(--gold);flex:none;font-size:.86rem;min-width:3.6em}
.foot-bottom{
  border-top:1px solid rgba(255,255,255,.08);margin-top:46px;padding-top:24px;
  display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;
  font-size:.82rem;color:rgba(255,255,255,.5);
}
.foot-bottom .risk{max-width:none;line-height:1.7}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:960px){
  .hero-grid{grid-template-columns:1fr;gap:40px}
  .hero-card{order:2}
  .split{grid-template-columns:1fr;gap:36px}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
  .trust .wrap{grid-template-columns:repeat(2,1fr);gap:30px}
  .foot-grid{grid-template-columns:1fr;gap:36px}
}
@media (max-width:760px){
  .nav-toggle{display:flex}
  .menu{
    position:absolute;left:0;right:0;top:74px;
    background:var(--navy-900);border-bottom:1px solid rgba(201,164,92,.22);
    flex-direction:column;align-items:stretch;gap:0;
    padding:8px 24px 18px;display:none;
  }
  #nav-switch:checked ~ .menu{display:flex}
  .menu a{padding:14px 0;border-bottom:1px solid rgba(255,255,255,.07)}
  .menu a.active::after{display:none}
  .header-cta .btn-line{display:none}
}
@media (max-width:560px){
  section{padding:60px 0}
  .hero .wrap{padding:64px 24px 56px}
  .grid-3,.grid-2,.grid-4,.steps,.contact-grid{grid-template-columns:1fr}
  .trust .wrap{grid-template-columns:1fr 1fr}
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn{width:100%}
}

@media (prefers-reduced-motion:reduce){
  *{transition:none!important;scroll-behavior:auto!important}
}