/* =====================================================================
   VMX — Vietnam Metal Exchange
   Design system · Bright · Blue + Gold · Modern exchange
   ===================================================================== */

/* ---------- Design tokens ---------- */
:root {
  /* Surfaces (light & bright) */
  --bg: #ffffff;
  --bg-soft: #f3f7fe;
  --bg-tint: #e9f1ff;
  --bg-gold: #fff8e8;

  /* Blue */
  --blue-800: #0a2e73;
  --blue-700: #0e3d94;
  --blue-600: #1553c8;
  --blue-500: #2470f0;
  --blue-400: #4d8bff;
  --blue-200: #b9d2ff;
  --blue-300: #86b2ff;
  --blue-100: #dbe8ff;

  /* Gold accent */
  --gold-700: #a9781a;
  --gold-600: #c9971f;
  --gold-500: #e6b32e;
  --gold-400: #f4c94e;
  --gold-300: #f8db85;
  --gold-100: #fdf1cf;

  /* Ink / text */
  --ink-900: #0c1b3d;
  --ink-800: #17264a;
  --ink-700: #33436a;
  --ink-600: #55627f;
  --ink-500: #7c869e;
  --ink-400: #a3abbe;

  --line: #e4ebf5;
  --line-strong: #d3ddec;

  --green: #17a673;
  --red: #e5533d;

  /* Gradients */
  --grad-blue: linear-gradient(135deg, #2470f0 0%, #0e3d94 100%);
  --grad-blue-soft: linear-gradient(135deg, #eaf2ff 0%, #f3f7fe 100%);
  --grad-gold: linear-gradient(135deg, #f8db85 0%, #f4c94e 40%, #e6b32e 100%);
  --grad-gold-text: linear-gradient(120deg, #e6b32e 0%, #c9971f 100%);
  --grad-blue-text: linear-gradient(120deg, #2470f0 0%, #0e3d94 100%);
  --grad-hero: radial-gradient(1100px 620px at 85% -10%, #dcebff 0%, rgba(220,235,255,0) 60%),
               radial-gradient(900px 600px at 8% 5%, #fff3d6 0%, rgba(255,243,214,0) 55%),
               linear-gradient(180deg, #ffffff 0%, #f5f9ff 100%);

  /* Typography */
  --font-sans: "Plus Jakarta Sans", "Be Vietnam Pro", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-num: "Space Grotesk", "Plus Jakarta Sans", system-ui, sans-serif;
  --font-serif: var(--font-num);

  /* Layout */
  --maxw: 1200px;
  --radius: 20px;
  --radius-sm: 13px;
  --nav-h: 74px;
  --shadow-sm: 0 4px 16px -6px rgba(14, 61, 148, 0.12);
  --shadow: 0 20px 44px -22px rgba(14, 61, 148, 0.28);
  --shadow-blue: 0 18px 40px -16px rgba(36, 112, 240, 0.45);
  --shadow-gold: 0 16px 36px -14px rgba(230, 179, 46, 0.5);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ---------- Fonts ---------- */
@font-face {
  font-family: "Good Times";
  src: url("../fonts/goodtimesrg.ttf") format("truetype");
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--ink-700);
  line-height: 1.65;
  font-size: 16.5px;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; transition: color .25s var(--ease); }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; color: inherit; }
:focus-visible { outline: 2px solid var(--blue-500); outline-offset: 3px; border-radius: 4px; }

/* ---------- Background accents ---------- */
body::before {
  content: "";
  position: fixed; inset: 0; z-index: -2;
  background:
    radial-gradient(760px 520px at 92% -6%, rgba(77, 139, 255, 0.10), transparent 60%),
    radial-gradient(640px 520px at 3% 3%, rgba(244, 201, 78, 0.12), transparent 62%),
    var(--bg);
}

/* ---------- Layout ---------- */
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.section { padding: clamp(56px, 8vw, 104px) 0; position: relative; }
.section-sm { padding: clamp(44px, 6vw, 74px) 0; }
.section.tint { background: var(--bg-soft); }
.section.blue { background: var(--grad-blue); color: #eaf1ff; }
.divider { height: 1px; background: var(--line); border: 0; }

/* ---------- Typography ---------- */
h1, h2, h3, h4 { color: var(--ink-900); line-height: 1.12; font-weight: 700; letter-spacing: -0.02em; }
.display {
  font-family: var(--font-sans);
  font-weight: 800;
  font-size: clamp(2.6rem, 6vw, 4.7rem);
  line-height: 1.02;
  letter-spacing: -0.035em;
  color: var(--ink-900);
}
h2.title { font-size: clamp(1.9rem, 3.8vw, 3rem); letter-spacing: -0.03em; }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }
.serif { font-family: var(--font-num); }
.num, .val, .q-px, .price, .stat-band .num, .hero-stats .num { font-family: var(--font-num); font-feature-settings: "tnum" 1; }
.gold-text { background: var(--grad-gold-text); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.blue-text { background: var(--grad-blue-text); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }
.lead { font-size: clamp(1.04rem, 1.5vw, 1.22rem); color: var(--ink-600); line-height: 1.6; }
.muted { color: var(--ink-500); }
.small { font-size: 0.86rem; }

.eyebrow {
  display: inline-flex; align-items: center; gap: 9px;
  font-size: 0.74rem; font-weight: 700; letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--blue-600);
  background: var(--bg-tint); padding: 6px 13px; border-radius: 999px;
}
.eyebrow.gold { color: var(--gold-700); background: var(--bg-gold); }
.section-head { max-width: 720px; margin-bottom: clamp(34px, 5vw, 54px); }
.section-head.center { margin-left: auto; margin-right: auto; text-align: center; }
.section-head .lead { margin-top: 16px; }
.blue .section-head h2, .blue h2, .blue h3 { color: #fff; }
.blue .lead { color: #cfe0ff; }
.blue .eyebrow { background: rgba(255,255,255,0.15); color: #fff; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 9px;
  padding: 13px 25px; border-radius: 999px;
  font-weight: 600; font-size: 0.95rem;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease), background .3s, color .3s;
  white-space: nowrap;
}
.btn svg { width: 18px; height: 18px; }
.btn-gold { background: var(--grad-gold); color: #4a3606; box-shadow: var(--shadow-gold); }
.btn-gold:hover { transform: translateY(-2px); box-shadow: 0 22px 44px -14px rgba(230,179,46,0.65); }
.btn-blue { background: var(--grad-blue); color: #fff; box-shadow: var(--shadow-blue); }
.btn-blue:hover { transform: translateY(-2px); box-shadow: 0 24px 48px -14px rgba(36,112,240,0.6); }
.btn-ghost { border: 1.5px solid var(--line-strong); color: var(--ink-800); background: #fff; }
.btn-ghost:hover { border-color: var(--blue-400); color: var(--blue-600); transform: translateY(-2px); }
.blue .btn-ghost { background: rgba(255,255,255,0.1); border-color: rgba(255,255,255,0.4); color: #fff; }
.blue .btn-ghost:hover { background: rgba(255,255,255,0.2); border-color: #fff; }
.btn-sm { padding: 10px 18px; font-size: 0.85rem; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-h); display: flex; align-items: center;
  transition: background .4s var(--ease), box-shadow .4s, border-color .4s;
  border-bottom: 1px solid transparent;
}
.site-header .container { max-width: 1320px; }
.site-header.scrolled {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(16px) saturate(150%);
  -webkit-backdrop-filter: blur(16px) saturate(150%);
  border-bottom-color: var(--line);
  box-shadow: 0 6px 24px -18px rgba(14, 61, 148, 0.4);
}
.nav { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.brand { display: flex; align-items: center; gap: 13px; }
.brand-logo {
  position: relative; display: inline-block; flex: none;
  font-family: "Good Times", var(--font-sans);
  font-weight: 400; font-size: 1.9rem; line-height: 1;
  letter-spacing: 0.04em; color: var(--blue-700);
  padding: 4px 12px 2px 0;
}
.brand-arrow { position: absolute; top: -4px; right: -3px; width: 17px; height: 17px; overflow: visible; }
.brand-arrow path { stroke: var(--gold-400); stroke-width: 3.4; fill: none; }
.brand-name { display: flex; flex-direction: column; line-height: 1; }
.brand-name span { font-size: 0.6rem; letter-spacing: 0.2em; text-transform: uppercase; color: var(--blue-600); }

.nav-links { display: flex; align-items: center; justify-content: space-between; flex: 1; gap: clamp(2px, 1.4vw, 16px); margin: 0 clamp(16px, 2.4vw, 40px); }
.nav-links a { position: relative; padding: 9px 6px; border-radius: 10px; font-size: 0.92rem; font-weight: 500; color: var(--ink-600); white-space: nowrap; flex: 0 0 auto; }
.nav-links a:hover, .nav-links a.active { color: var(--blue-700); }
.nav-links a.active::after { content: ""; position: absolute; left: 6px; right: 6px; bottom: 2px; height: 2.5px; border-radius: 2px; background: var(--grad-gold); }
.nav-actions { display: flex; align-items: center; gap: 13px; }

.lang-switch { display: flex; align-items: center; border: 1px solid var(--line-strong); border-radius: 999px; overflow: hidden; }
.lang-switch button { padding: 6px 12px; font-size: 0.78rem; font-weight: 700; color: var(--ink-500); }
.lang-switch button.active { background: var(--grad-blue); color: #fff; }

.nav-toggle { display: none; width: 42px; height: 42px; border-radius: 11px; border: 1px solid var(--line-strong); background: #fff; }
.nav-toggle span { display: block; width: 18px; height: 2px; background: var(--ink-800); margin: 3px auto; transition: .3s var(--ease); }
.nav-toggle.open span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* ---------- Ticker ---------- */
.ticker { position: relative; z-index: 1; background: var(--grad-blue); overflow: hidden; white-space: nowrap; }
.ticker-track { display: inline-flex; align-items: center; gap: 40px; padding: 10px 0; animation: ticker 40s linear infinite; }
.ticker:hover .ticker-track { animation-play-state: paused; }
.ticker-item { display: inline-flex; align-items: center; gap: 9px; font-size: 0.83rem; color: #dfe9ff; }
.ticker-item b { color: #fff; font-weight: 600; }
.ticker-item .price { color: #fff; font-variant-numeric: tabular-nums; }
.ticker-item .chg { font-variant-numeric: tabular-nums; font-weight: 700; }
.ticker-item .up { color: #7ff0bf; }
.ticker-item .down { color: #ffb3a6; }
.ticker-item .dot { width: 5px; height: 5px; border-radius: 50%; background: var(--gold-400); }
@keyframes ticker { to { transform: translateX(-50%); } }

/* ---------- Hero ---------- */
.hero { position: relative; padding-top: calc(var(--nav-h) + clamp(40px, 7vw, 80px)); padding-bottom: clamp(46px, 7vw, 86px); overflow: hidden; background: var(--grad-hero); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 0.95fr; gap: clamp(30px, 5vw, 64px); align-items: center; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px; margin-bottom: 24px;
  padding: 6px 15px 6px 7px; border: 1px solid var(--line-strong); border-radius: 999px;
  background: #fff; font-size: 0.8rem; color: var(--ink-600); box-shadow: var(--shadow-sm);
}
.hero-badge .pill { padding: 3px 10px; border-radius: 999px; background: var(--grad-gold); color: #4a3606; font-weight: 800; font-size: 0.7rem; }
.hero h1 { margin-bottom: 22px; }
.hero .lead { max-width: 520px; margin-bottom: 30px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 13px; margin-bottom: 38px; }
.hero-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; max-width: 560px; }
.hero-stats .stat { padding: 18px 18px; background: #fff; border: 1px solid var(--line); border-radius: var(--radius-sm); box-shadow: var(--shadow-sm); }
.hero-stats .num { font-family: var(--font-serif); font-size: clamp(1.5rem, 3vw, 2.05rem); font-weight: 600; color: var(--blue-700); line-height: 1; }
.hero-stats .num small { font-size: 0.85rem; color: var(--gold-600); font-weight: 700; }
.hero-stats .lbl { font-size: 0.76rem; color: var(--ink-500); margin-top: 8px; line-height: 1.35; }

/* Hero visual — orbital ecosystem */
.hero-visual { position: relative; aspect-ratio: 1; max-width: 480px; margin-left: auto; }
.orbit-ring { position: absolute; inset: 0; border: 1.5px solid var(--blue-100); border-radius: 50%; }
.orbit-ring.r2 { inset: 13%; border-color: #f2e2b0; }
.orbit-ring.r3 { inset: 27%; border-style: dashed; border-color: var(--blue-300); animation: spin 60s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.orbit-core {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 42%; height: 42%; border-radius: 50%;
  background: var(--grad-blue);
  display: grid; place-items: center; text-align: center;
  box-shadow: 0 24px 50px -18px rgba(14,61,148,0.55);
}
.orbit-core b { font-size: 1.7rem; font-weight: 800; display: block; color: var(--gold-300); }
.orbit-core span { font-size: 0.58rem; letter-spacing: 0.14em; text-transform: uppercase; color: #cfe0ff; margin-top: 4px; display: block; }
.orbit-node {
  position: absolute; width: clamp(64px, 17%, 86px); aspect-ratio: 1;
  transform: translate(-50%, -50%);
  border-radius: 17px; border: 1px solid var(--line);
  background: #fff; box-shadow: var(--shadow);
  display: grid; place-items: center; text-align: center;
  animation: floaty 6s ease-in-out infinite;
}
.orbit-node.n-top { top: 0; left: 50%; }
.orbit-node.n-right { top: 50%; left: 100%; animation-delay: -1.5s; }
.orbit-node.n-bottom { top: 100%; left: 50%; animation-delay: -3s; }
.orbit-node.n-left { top: 50%; left: 0; animation-delay: -4.5s; }
@keyframes floaty { 0%, 100% { transform: translate(-50%, -50%); } 50% { transform: translate(-50%, calc(-50% - 8px)); } }
.orbit-node b { font-size: 0.95rem; color: var(--blue-700); }
.orbit-node span { font-size: 0.56rem; color: var(--ink-500); letter-spacing: 0.06em; margin-top: 3px; display: block; }

/* ---------- Reference logos ---------- */
.refs { padding: 26px 0; background: var(--bg-soft); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.refs .container { display: flex; align-items: center; gap: 26px; flex-wrap: wrap; justify-content: center; }
.refs .label { font-size: 0.74rem; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink-400); font-weight: 600; }
.refs .logo { font-family: var(--font-serif); font-size: 1.02rem; color: var(--ink-500); letter-spacing: 0.02em; transition: color .3s; }
.refs .logo:hover { color: var(--blue-600); }

/* ---------- Cards & grids ---------- */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.card {
  position: relative;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  transition: transform .35s var(--ease), border-color .35s, box-shadow .35s;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.card:hover { transform: translateY(-6px); border-color: var(--blue-200, var(--blue-100)); box-shadow: var(--shadow); }
.card-icon {
  width: 54px; height: 54px; border-radius: 15px; margin-bottom: 18px;
  display: grid; place-items: center;
  background: var(--grad-blue); color: #fff; box-shadow: var(--shadow-blue);
}
.card-icon.gold { background: var(--grad-gold); color: #4a3606; box-shadow: var(--shadow-gold); }
.card-icon svg { width: 26px; height: 26px; }
.card h3 { margin-bottom: 9px; }
.card p { color: var(--ink-600); font-size: 0.95rem; }
.card .kicker { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--blue-600); font-weight: 700; margin-bottom: 12px; }

.card-num::before {
  content: attr(data-num);
  position: absolute; top: 14px; right: 22px;
  font-family: var(--font-serif); font-size: 3rem; font-weight: 600;
  color: var(--bg-tint); line-height: 1;
}

/* ---------- Stat band ---------- */
.stat-band { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.stat-band .cell { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 28px 24px; box-shadow: var(--shadow-sm); position: relative; overflow: hidden; }
.stat-band .cell::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--grad-gold); }
.stat-band .num { font-family: var(--font-serif); font-size: clamp(1.9rem, 3.4vw, 2.7rem); font-weight: 600; color: var(--blue-700); line-height: 1; }
.stat-band .lbl { font-size: 0.85rem; color: var(--ink-500); margin-top: 11px; }
.blue .stat-band .cell { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.16); }
.blue .stat-band .num { color: #fff; }
.blue .stat-band .lbl { color: #cfe0ff; }

/* ---------- Ecosystem stack ---------- */
.stack { display: flex; flex-direction: column; gap: 14px; }
.layer {
  display: grid; grid-template-columns: 92px 1fr auto; gap: 22px; align-items: center;
  padding: 24px 28px; border-radius: var(--radius);
  background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  transition: border-color .35s, transform .35s var(--ease), box-shadow .35s;
}
.layer:hover { border-color: var(--blue-300); transform: translateX(6px); box-shadow: var(--shadow); }
.layer .tag { font-family: var(--font-serif); font-size: 1.5rem; font-weight: 700; color: #fff; background: var(--grad-blue); border-radius: 12px; padding: 10px 6px; text-align: center; letter-spacing: 0.01em; box-shadow: var(--shadow-blue); }
.layer:nth-child(1) .tag { background: var(--grad-gold); color: #4a3606; box-shadow: var(--shadow-gold); }
.layer h3 { margin-bottom: 4px; }
.layer p { color: var(--ink-600); font-size: 0.94rem; max-width: 620px; }
.layer .ref-badge { font-size: 0.74rem; color: var(--blue-700); background: var(--bg-tint); border-radius: 999px; padding: 7px 14px; white-space: nowrap; font-weight: 600; }

/* ---------- Timeline ---------- */
.timeline { position: relative; padding-left: 34px; }
.timeline::before { content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2.5px; background: linear-gradient(var(--blue-500), var(--gold-400)); border-radius: 2px; }
.tl-item { position: relative; padding-bottom: 32px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-item::before { content: ""; position: absolute; left: -34px; top: 3px; width: 20px; height: 20px; border-radius: 50%; background: #fff; border: 3px solid var(--blue-500); box-shadow: 0 0 0 4px var(--bg-tint); }
.tl-item .phase { font-size: 0.74rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--gold-700); font-weight: 700; }
.tl-item h3 { margin: 5px 0 7px; font-size: 1.15rem; }
.tl-item p { color: var(--ink-600); font-size: 0.94rem; }

/* ---------- Table ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); background: #fff; }
table.tbl { width: 100%; border-collapse: collapse; min-width: 560px; }
table.tbl th, table.tbl td { text-align: left; padding: 15px 20px; font-size: 0.92rem; border-bottom: 1px solid var(--line); }
table.tbl thead th { background: var(--bg-tint); color: var(--blue-700); font-weight: 700; letter-spacing: 0.02em; font-size: 0.78rem; text-transform: uppercase; }
table.tbl tbody tr:last-child td { border-bottom: none; }
table.tbl tbody tr:hover { background: var(--bg-soft); }
table.tbl td b { color: var(--ink-900); }

/* ---------- List with check ---------- */
.ticks { display: grid; gap: 13px; }
.ticks li { display: flex; gap: 12px; align-items: flex-start; color: var(--ink-700); font-size: 0.97rem; }
.ticks li svg { flex: none; width: 22px; height: 22px; color: #fff; background: var(--grad-blue); border-radius: 7px; padding: 3px; margin-top: 1px; }

/* ---------- Pills ---------- */
.pills { display: flex; flex-wrap: wrap; gap: 10px; }
.pill-tag { padding: 9px 16px; border-radius: 999px; border: 1px solid var(--line); font-size: 0.86rem; color: var(--ink-700); background: #fff; box-shadow: var(--shadow-sm); }
.pill-tag b { color: var(--blue-600); }

/* ---------- CTA band ---------- */
.cta-band { position: relative; border-radius: var(--radius); overflow: hidden; padding: clamp(42px, 6vw, 72px); text-align: center; background: var(--grad-blue); box-shadow: 0 30px 60px -30px rgba(14,61,148,0.6); }
.cta-band::before { content: ""; position: absolute; top: -40%; right: -10%; width: 420px; height: 420px; border-radius: 50%; background: radial-gradient(circle, rgba(244,201,78,0.35), transparent 65%); }
.cta-band > * { position: relative; }
.cta-band h2 { color: #fff; margin-bottom: 16px; }
.cta-band .lead { color: #d3e2ff; max-width: 600px; margin: 0 auto 28px; }
.cta-actions { display: flex; gap: 13px; justify-content: center; flex-wrap: wrap; }

/* ---------- Page hero ---------- */
.page-hero { padding-top: calc(var(--nav-h) + clamp(48px, 7vw, 84px)); padding-bottom: clamp(26px, 4vw, 44px); position: relative; background: var(--grad-hero); }
.breadcrumb { font-size: 0.82rem; color: var(--ink-500); margin-bottom: 20px; display: flex; gap: 8px; align-items: center; }
.breadcrumb a:hover { color: var(--blue-600); }
.page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.5rem); margin-bottom: 20px; }
.page-hero .lead { max-width: 700px; }

/* ---------- Callout ---------- */
.callout { border-left: 4px solid var(--gold-400); padding: 18px 24px; background: var(--bg-gold); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.callout p { color: var(--ink-800); }

/* ---------- Contact form ---------- */
.form-grid { display: grid; gap: 17px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field label { font-size: 0.85rem; color: var(--ink-700); font-weight: 600; }
.field input, .field textarea, .field select {
  padding: 13px 16px; border-radius: var(--radius-sm); border: 1px solid var(--line-strong);
  background: var(--bg-soft); color: var(--ink-900); font-family: inherit; font-size: 0.95rem;
  transition: border-color .3s, background .3s, box-shadow .3s;
}
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--blue-400); background: #fff; outline: none; box-shadow: 0 0 0 4px var(--bg-tint); }
.field textarea { resize: vertical; min-height: 128px; }
.form-note { font-size: 0.82rem; color: var(--ink-500); }
.form-success { display: none; padding: 15px 20px; border-radius: var(--radius-sm); background: #e5f7ee; border: 1px solid #b7e6cf; color: var(--green); font-size: 0.92rem; }
.form-success.show { display: block; }

.info-row { display: flex; gap: 15px; align-items: flex-start; padding: 18px 0; border-bottom: 1px solid var(--line); }
.info-row:last-child { border-bottom: none; }
.info-row .ic { width: 46px; height: 46px; flex: none; border-radius: 13px; display: grid; place-items: center; background: var(--grad-blue); color: #fff; box-shadow: var(--shadow-blue); }
.info-row .ic svg { width: 22px; }
.info-row h4 { font-size: 0.76rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-500); font-weight: 700; margin-bottom: 4px; }
.info-row p { color: var(--ink-900); font-size: 1rem; }

/* ---------- Footer ---------- */
.site-footer { background: var(--blue-800); color: #c2d3f0; padding: clamp(48px, 6vw, 70px) 0 32px; }
.footer-top { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 38px; margin-bottom: 44px; }
.footer-brand .brand-logo { color: #fff; }
.footer-brand .brand-name span { color: var(--gold-300); }
.footer-brand p { color: #9db4dc; font-size: 0.92rem; max-width: 320px; margin: 16px 0 20px; }
.footer-col h5 { font-size: 0.76rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--gold-300); margin-bottom: 16px; }
.footer-col a { display: block; color: #9db4dc; font-size: 0.92rem; padding: 6px 0; }
.footer-col a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 20px; flex-wrap: wrap; padding-top: 24px; border-top: 1px solid rgba(255,255,255,0.12); font-size: 0.82rem; color: #7f96c2; }
.footer-bottom .socials { display: flex; gap: 11px; }
.footer-bottom .socials a { width: 36px; height: 36px; border-radius: 10px; border: 1px solid rgba(255,255,255,0.18); display: grid; place-items: center; color: #b9cbec; }
.footer-bottom .socials a:hover { color: #fff; border-color: var(--gold-300); background: rgba(255,255,255,0.08); }
.disclaimer { margin-top: 18px; font-size: 0.76rem; color: #6f86b3; line-height: 1.55; max-width: 920px; }

/* ---------- Reveal ---------- */
.js [data-reveal] { opacity: 0; transform: translateY(26px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.js [data-reveal].in { opacity: 1; transform: none; }
.js [data-reveal-delay="1"] { transition-delay: .08s; }
.js [data-reveal-delay="2"] { transition-delay: .16s; }
.js [data-reveal-delay="3"] { transition-delay: .24s; }
.js [data-reveal-delay="4"] { transition-delay: .32s; }

/* ---------- Scroll progress + back to top ---------- */
.scroll-progress { position: fixed; top: 0; left: 0; height: 3px; width: 0; z-index: 200; background: var(--grad-gold); transition: width .1s linear; }
.to-top { position: fixed; right: 24px; bottom: 24px; width: 46px; height: 46px; border-radius: 50%; background: var(--grad-blue); color: #fff; display: grid; place-items: center; opacity: 0; pointer-events: none; transform: translateY(10px); transition: .35s var(--ease); z-index: 90; box-shadow: var(--shadow-blue); }
.to-top.show { opacity: 1; pointer-events: auto; transform: none; }

/* ---------- Utilities ---------- */
.text-center { text-align: center; }
.mt-1 { margin-top: 12px; } .mt-2 { margin-top: 24px; } .mt-3 { margin-top: 38px; }
.mb-0 { margin-bottom: 0; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 60px); align-items: center; }
.split.wide-left { grid-template-columns: 1.15fr 0.85fr; }

/* ---------- Responsive ---------- */
@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 360px; margin: 6px auto 0; order: -1; }
  .split, .split.wide-left { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .stat-band { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1040px) {
  .nav-links, .nav-actions .btn { display: none; }
  .nav-toggle { display: block; }
}
@media (max-width: 820px) {
  .grid-3 { grid-template-columns: 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
  .layer { grid-template-columns: 70px 1fr; }
  .layer .ref-badge { grid-column: 2; justify-self: start; }
}
@media (max-width: 560px) {
  body { font-size: 15.5px; }
  .container { padding: 0 18px; }
  .hero-stats { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .stat-band { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .card { padding: 24px; }
}

/* ---------- Mobile menu ---------- */
.mobile-menu {
  position: fixed; inset: 0; z-index: 99; background: rgba(255,255,255,0.98); backdrop-filter: blur(12px);
  transform: translateX(100%); transition: transform .4s var(--ease);
  display: flex; flex-direction: column; padding: calc(var(--nav-h) + 20px) 28px 40px;
}
.mobile-menu.open { transform: none; }
.mobile-menu a { padding: 16px 0; font-size: 1.3rem; font-weight: 600; color: var(--ink-800); border-bottom: 1px solid var(--line); }
.mobile-menu a:hover, .mobile-menu a.active { color: var(--blue-600); }
.mobile-menu .btn { margin-top: 26px; justify-content: center; }

@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
  .js [data-reveal] { opacity: 1; transform: none; }
}

/* =====================================================================
   Exchange components
   ===================================================================== */

/* ---- Market status badge ---- */
.mkt-status { display: inline-flex; align-items: center; gap: 9px; padding: 8px 15px; border-radius: 999px; background: #e5f7ee; border: 1px solid #b7e6cf; font-size: 0.82rem; font-weight: 600; color: #0f7a52; }
.mkt-status .live { width: 9px; height: 9px; border-radius: 50%; background: var(--green); position: relative; }
.mkt-status .live::after { content: ""; position: absolute; inset: -4px; border-radius: 50%; border: 2px solid var(--green); opacity: .5; animation: pulse 1.8s ease-out infinite; }
.mkt-status .sep { color: var(--ink-400); font-weight: 400; }
.mkt-status .hrs { color: var(--ink-600); font-weight: 500; }
@keyframes pulse { 0% { transform: scale(1); opacity: .5; } 100% { transform: scale(1.9); opacity: 0; } }

/* ---- Quote panel (hero side) ---- */
.quote-panel { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.quote-head { display: flex; align-items: center; justify-content: space-between; padding: 16px 22px; background: var(--grad-blue); color: #fff; }
.quote-head b { font-size: 0.98rem; font-weight: 600; }
.quote-head .sim { font-size: 0.7rem; color: #cfe0ff; }
.q-row { display: grid; grid-template-columns: 1fr auto auto; align-items: center; gap: 14px; padding: 14px 22px; border-bottom: 1px solid var(--line); }
.q-row:last-child { border-bottom: none; }
.q-name b { display: block; font-size: 0.96rem; color: var(--ink-900); font-weight: 600; }
.q-name span { font-size: 0.72rem; color: var(--ink-400); letter-spacing: 0.04em; }
.q-px { font-variant-numeric: tabular-nums; font-weight: 700; color: var(--ink-900); font-size: 1.02rem; }
.q-chg { font-variant-numeric: tabular-nums; font-weight: 600; font-size: 0.84rem; text-align: right; min-width: 88px; }
.q-chg.up, .num.up, td.up { color: var(--green); }
.q-chg.down, .num.down, td.down { color: var(--red); }

/* ---- Quote board table ---- */
table.tbl.board { min-width: 640px; }
table.tbl.board td, table.tbl.board th { padding: 13px 18px; }
table.tbl.board .num { text-align: right; font-variant-numeric: tabular-nums; }
table.tbl.board thead th.num { text-align: right; }
table.tbl.board td.sym { font-weight: 700; color: var(--blue-700); letter-spacing: 0.02em; }
table.tbl.board td.px { font-weight: 700; color: var(--ink-900); }
table.tbl.board tr.board-grp td { background: var(--bg-tint); color: var(--blue-700); font-weight: 700; font-size: 0.74rem; letter-spacing: 0.12em; text-transform: uppercase; padding: 9px 18px; }
table.tbl.board tbody tr:hover, table.tbl.board tbody tr:hover { background: var(--bg-soft); }

/* ---- VAU benchmark card ---- */
.vau-card { background: var(--grad-blue); border-radius: var(--radius); padding: clamp(28px, 4vw, 44px); color: #eaf1ff; box-shadow: 0 30px 60px -30px rgba(14,61,148,0.6); position: relative; overflow: hidden; }
.vau-card::before { content: ""; position: absolute; top: -30%; right: -8%; width: 340px; height: 340px; border-radius: 50%; background: radial-gradient(circle, rgba(244,201,78,0.3), transparent 65%); }
.vau-card > * { position: relative; }
.vau-fixings { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 22px 0; }
.vau-fix { background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.16); border-radius: var(--radius-sm); padding: 18px 20px; }
.vau-fix .lbl { font-size: 0.76rem; color: #cfe0ff; text-transform: uppercase; letter-spacing: 0.08em; }
.vau-fix .val { font-family: var(--font-serif); font-size: clamp(1.8rem, 3.4vw, 2.5rem); font-weight: 600; color: #fff; line-height: 1.1; margin-top: 6px; }
.vau-fix .val small { font-size: 0.9rem; color: var(--gold-300); font-family: var(--font-sans); font-weight: 600; }
.vau-method { font-size: 0.85rem; color: #cfe0ff; border-top: 1px solid rgba(255,255,255,0.14); padding-top: 16px; }

/* ---- Product cards ---- */
.prod-card { position: relative; background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s, border-color .35s; }
.prod-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); border-color: var(--blue-200); }
.prod-card .p-tag { position: absolute; top: 22px; right: 22px; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; padding: 5px 11px; border-radius: 999px; }
.p-tag.spot { background: #e5f2ff; color: var(--blue-700); }
.p-tag.fut { background: var(--bg-gold); color: var(--gold-700); }
.p-tag.soon { background: #eef2f8; color: var(--ink-500); }
.prod-card .p-ic { width: 48px; height: 48px; border-radius: 13px; display: grid; place-items: center; background: var(--grad-blue); color: #fff; margin-bottom: 16px; box-shadow: var(--shadow-blue); }
.prod-card .p-ic svg { width: 24px; }
.prod-card h3 { font-size: 1.12rem; margin-bottom: 8px; }
.prod-card p { color: var(--ink-600); font-size: 0.92rem; }

/* ---- Member tier cards ---- */
.tier { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 30px; box-shadow: var(--shadow-sm); transition: transform .35s var(--ease), box-shadow .35s; }
.tier:hover { transform: translateY(-5px); box-shadow: var(--shadow); }
.tier .num { font-family: var(--font-serif); font-size: 1.4rem; color: #fff; background: var(--grad-blue); width: 46px; height: 46px; border-radius: 12px; display: grid; place-items: center; margin-bottom: 18px; box-shadow: var(--shadow-blue); }
.tier:nth-child(1) .num { background: var(--grad-gold); color: #4a3606; box-shadow: var(--shadow-gold); }
.tier h3 { margin-bottom: 8px; }
.tier p { color: var(--ink-600); font-size: 0.94rem; }

/* ---- News list ---- */
.news-list { display: grid; gap: 4px; }
.news-item { display: grid; grid-template-columns: 130px 1fr auto; gap: 22px; align-items: center; padding: 20px 4px; border-bottom: 1px solid var(--line); transition: background .25s; }
.news-item:hover { background: var(--bg-soft); }
.news-item .date { font-size: 0.85rem; color: var(--ink-500); font-variant-numeric: tabular-nums; }
.news-item .body { display: flex; flex-direction: column; gap: 7px; }
.news-item .cat { align-self: flex-start; font-size: 0.68rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; padding: 4px 10px; border-radius: 999px; }
.cat.notice { background: #e5f2ff; color: var(--blue-700); }
.cat.market { background: var(--bg-gold); color: var(--gold-700); }
.cat.rule { background: #eef2f8; color: var(--ink-600); }
.cat.corp { background: #e5f7ee; color: #0f7a52; }
.news-item h3 { font-size: 1.02rem; font-weight: 600; color: var(--ink-900); }
.news-item .arrow { color: var(--ink-400); transition: transform .25s, color .25s; }
.news-item:hover .arrow { color: var(--blue-600); transform: translateX(4px); }

/* ---- Cards on blue sections ---- */
.blue .card, .blue .prod-card, .blue .tier { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.16); box-shadow: none; }
.blue .card h3, .blue .prod-card h3, .blue .tier h3 { color: #fff; }
.blue .card p, .blue .prod-card p, .blue .tier p { color: #cfe0ff; }

@media (max-width: 560px) {
  .news-item { grid-template-columns: 1fr auto; }
  .news-item .date { grid-column: 1 / -1; }
  table.tbl.board .hide-sm, table.tbl.board th.hide-sm { display: none; }
}