/* ============================================================
 * Metaverse Trading Ltd — site CSS
 * One file, no build step. CSS variables + utility classes
 * keep the markup terse; component-style blocks live below.
 * ============================================================ */

:root {
  --bg: #0a0d13;
  --bg-elev: #11161e;
  --bg-soft: #161c25;
  --fg: #e8edf3;
  --fg-muted: #8b96a3;
  --fg-dim: #5d6776;
  --accent: #7c5cff;
  --accent-2: #00d3a8;
  --accent-soft: rgba(124, 92, 255, 0.12);
  --border: #1f2632;
  --border-strong: #2a3140;
  --danger: #ff6b6b;
  --warn: #ffd166;
  --radius: 12px;
  --radius-lg: 16px;
  --max: 1180px;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.2), 0 8px 24px rgba(0, 0, 0, 0.3);
  --transition: 180ms cubic-bezier(0.2, 0.6, 0.2, 1);
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f8fa;
    --bg-elev: #ffffff;
    --bg-soft: #f0f2f6;
    --fg: #0f172a;
    --fg-muted: #475569;
    --fg-dim: #94a3b8;
    --border: #e5e8ee;
    --border-strong: #cbd2dc;
    --accent-soft: rgba(124, 92, 255, 0.08);
    --shadow: 0 1px 2px rgba(15, 23, 42, 0.04), 0 8px 24px rgba(15, 23, 42, 0.06);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family:
    -apple-system,
    BlinkMacSystemFont,
    'Inter',
    'Segoe UI',
    Roboto,
    'Helvetica Neue',
    Arial,
    sans-serif;
  line-height: 1.6;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

::selection {
  background: var(--accent);
  color: #ffffff;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-2);
}

img {
  max-width: 100%;
  display: block;
}

code,
pre,
kbd {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.92em;
}

code {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1px 6px;
}

pre {
  background: var(--bg-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 20px;
  overflow-x: auto;
  margin: 0;
}

hr {
  border: 0;
  border-top: 1px solid var(--border);
  margin: 32px 0;
}

/* ---------- layout primitives ---------- */

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

.section {
  padding: 88px 0;
}

.section--tight {
  padding: 56px 0;
}

.section--soft {
  background: var(--bg-elev);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-head {
  margin-bottom: 40px;
  max-width: 720px;
}

.eyebrow {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 600;
  margin-bottom: 12px;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 12px;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

h1 {
  font-size: clamp(36px, 5.5vw, 60px);
  font-weight: 700;
}

h2 {
  font-size: clamp(26px, 3.8vw, 38px);
  font-weight: 600;
}

h3 {
  font-size: 19px;
  font-weight: 600;
}

p {
  margin: 0 0 14px;
  color: var(--fg-muted);
}

p.lead {
  font-size: 18px;
  color: var(--fg-muted);
  max-width: 720px;
}

.section-head p {
  font-size: 17px;
  color: var(--fg-muted);
}

/* ---------- nav ---------- */

.nav {
  position: sticky;
  top: 0;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--border);
  z-index: 50;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.02em;
  text-decoration: none;
  white-space: nowrap;
}

.brand:hover {
  color: var(--fg);
}

.brand-mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: grid;
  place-items: center;
  color: #ffffff;
  font-weight: 700;
  font-size: 14px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  color: var(--fg-muted);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 12px;
  border-radius: 8px;
  transition: all var(--transition);
}

.nav-links a:hover {
  color: var(--fg);
  background: var(--bg-soft);
}

.nav-links a.active {
  color: var(--fg);
}

@media (max-width: 720px) {
  .nav-links a:not(.btn) {
    display: none;
  }
}

/* ---------- buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: 10px;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: #ffffff;
}

.btn--primary:hover {
  background: color-mix(in srgb, var(--accent) 80%, white);
  color: #ffffff;
  transform: translateY(-1px);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--fg);
}

.btn--ghost:hover {
  border-color: var(--fg-muted);
  color: var(--fg);
  background: var(--bg-soft);
}

.btn--lg {
  padding: 13px 22px;
  font-size: 15px;
}

/* ---------- hero ---------- */

.hero {
  position: relative;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 500px at 70% -20%, var(--accent-soft), transparent 60%),
    radial-gradient(700px 400px at 10% 110%, rgba(0, 211, 168, 0.08), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 820px;
  margin: 0 auto;
}

.hero h1 {
  margin: 16px 0 20px;
}

.hero .lead {
  margin: 0 auto 32px;
  font-size: 19px;
}

.hero-actions {
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ---------- cards / grids ---------- */

.grid {
  display: grid;
  gap: 20px;
}

.grid--3 {
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.grid--2 {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 26px;
  transition: all var(--transition);
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.card h3 {
  margin: 0 0 8px;
  color: var(--fg);
  font-size: 18px;
}

.card p {
  margin: 0;
  color: var(--fg-muted);
  font-size: 15px;
}

.card .icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  margin-bottom: 16px;
  font-size: 18px;
  font-weight: 700;
}

/* ---------- product card (rich) ---------- */

.product {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition);
}

.product:hover {
  border-color: var(--border-strong);
}

@media (min-width: 760px) {
  .product {
    grid-template-columns: 1.2fr 1fr;
  }
}

.product-body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.product-tag {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 14px;
  width: max-content;
}

.product-body h3 {
  font-size: 24px;
  margin: 0 0 12px;
}

.product-body p {
  font-size: 15.5px;
  margin-bottom: 20px;
}

.product-body .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 24px;
  font-size: 13px;
  color: var(--fg-dim);
  margin-bottom: 20px;
}

.product-body .meta span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.product-visual {
  background:
    linear-gradient(135deg, var(--accent-soft), rgba(0, 211, 168, 0.08)),
    var(--bg-soft);
  display: grid;
  place-items: center;
  padding: 32px;
  min-height: 220px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--fg-muted);
  font-size: 12.5px;
  line-height: 1.7;
}

.product-visual pre {
  background: transparent;
  border: 0;
  padding: 0;
  margin: 0;
  white-space: pre;
}

/* ---------- pillars ---------- */

.pillars {
  display: grid;
  gap: 14px;
}

.pillar {
  display: grid;
  grid-template-columns: 32px 1fr;
  gap: 16px;
  padding: 18px 22px;
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.pillar-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent-soft);
  color: var(--accent);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 13px;
}

.pillar h4 {
  margin: 0 0 4px;
  font-size: 15.5px;
  color: var(--fg);
}

.pillar p {
  margin: 0;
  font-size: 14.5px;
}

/* ---------- compliance / facts table ---------- */

.facts {
  width: 100%;
  border-collapse: collapse;
  font-size: 14.5px;
}

.facts td,
.facts th {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

.facts th {
  font-weight: 600;
  color: var(--fg);
  width: 30%;
  white-space: nowrap;
}

.facts td {
  color: var(--fg-muted);
}

.facts tr:last-child td,
.facts tr:last-child th {
  border-bottom: 0;
}

/* ---------- contact ---------- */

.contact-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.contact-card h2 {
  margin-bottom: 12px;
}

.contact-card p {
  margin-bottom: 24px;
}

.contact-actions {
  display: inline-flex;
  gap: 12px;
  flex-wrap: wrap;
  justify-content: center;
}

/* ---------- footer ---------- */

footer {
  border-top: 1px solid var(--border);
  padding: 48px 0 64px;
  color: var(--fg-muted);
  font-size: 14px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

@media (max-width: 760px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.footer-brand p {
  margin: 12px 0 0;
  font-size: 13.5px;
  max-width: 320px;
  color: var(--fg-dim);
}

.footer-col h5 {
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
  margin: 0 0 14px;
}

.footer-col ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer-col li {
  margin-bottom: 8px;
}

.footer-col a {
  color: var(--fg-muted);
  font-size: 14px;
}

.footer-col a:hover {
  color: var(--fg);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--fg-dim);
}

.footer-disclaimer {
  margin-top: 24px;
  padding: 16px 20px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-soft);
  font-size: 12.5px;
  line-height: 1.6;
  color: var(--fg-dim);
}

/* ---------- prose (long-form pages: about/legal) ---------- */

.prose {
  max-width: 720px;
  margin: 0 auto;
}

.prose h1,
.prose h2,
.prose h3 {
  margin-top: 32px;
  margin-bottom: 12px;
  color: var(--fg);
}

.prose h1 {
  margin-top: 0;
}

.prose p {
  font-size: 16px;
  color: var(--fg-muted);
  line-height: 1.7;
}

.prose ul,
.prose ol {
  color: var(--fg-muted);
  padding-left: 24px;
  font-size: 16px;
  line-height: 1.7;
}

.prose li {
  margin-bottom: 6px;
}

.prose strong {
  color: var(--fg);
}

.prose .updated {
  color: var(--fg-dim);
  font-size: 13px;
  margin-top: -4px;
}

/* ---------- accessibility ---------- */

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 6px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---------- print (legal/about) ---------- */

@media print {
  .nav,
  footer,
  .hero::before {
    display: none !important;
  }
  body {
    background: white;
    color: #111;
  }
  .section {
    padding: 24px 0;
  }
}