/* ==========================================================================
   MERIDIAN MARKETS — Design tokens
   ========================================================================== */
:root {
  --bg-page: #0B1220;
  --bg-container: #101A2E;
  --bg-elevated: #16223B;

  --gold: #C9A227;
  --gold-soft: #E0BD4C;
  --gold-dim: rgba(201, 162, 39, 0.14);
  --green: #26A17B;
  --green-dim: rgba(38, 161, 123, 0.14);
  --red: #D64545;
  --red-dim: rgba(214, 69, 69, 0.14);

  --text-primary: #E8ECF4;
  --text-secondary: #8B93A6;
  --text-tertiary: #5C6478;

  --border: rgba(201, 162, 39, 0.14);
  --border-soft: rgba(255, 255, 255, 0.06);

  --font-display: "Spectral", "Songti SC", serif;
  --font-body: "Inter", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "Roboto Mono", "SF Mono", monospace;

  --container-w: 1140px;
  --gutter: clamp(20px, 5vw, 64px);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-card: 0 1px 2px rgba(0,0,0,0.2), 0 8px 24px rgba(0,0,0,0.25);
  --shadow-elevated: 0 6px 16px rgba(0,0,0,0.3), 0 20px 48px rgba(201,162,39,0.10);
}

/* ==========================================================================
   Reset
   ========================================================================== */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  max-width: 100%;
  overflow-x: hidden;
}
body {
  background: var(--bg-page);
  color: var(--text-primary);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, video, canvas, svg { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, p { margin: 0; }
input { font-family: inherit; }

:focus-visible {
  outline: 2px solid var(--gold);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ==========================================================================
   Layout primitives
   ========================================================================== */
.wrap {
  width: 100%;
  max-width: var(--container-w);
  margin: 0 auto;
  padding-left: var(--gutter);
  padding-right: var(--gutter);
  position: relative;
  z-index: 1;
}
.section {
  width: 100%;
  padding-top: clamp(48px, 8vw, 100px);
  padding-bottom: clamp(48px, 8vw, 100px);
}
.eyebrow {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--gold-soft);
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--gold);
  border-radius: 50%;
  box-shadow: 0 0 6px 1px rgba(201,162,39,0.5);
  flex: none;
}
.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.8vw, 38px);
  line-height: 1.3;
  color: var(--text-primary);
  margin-top: 12px;
}
.section-desc {
  font-size: clamp(14px, 1.5vw, 16px);
  color: var(--text-secondary);
  max-width: 620px;
  margin: 14px auto 0;
}
.text-center { text-align: center; }

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(10px) saturate(140%);
  -webkit-backdrop-filter: blur(10px) saturate(140%);
  border-bottom: 1px solid var(--border-soft);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.logo {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--text-primary);
  white-space: nowrap;
}
.logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #0B1220;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  flex: none;
}

.nav-desktop {
  display: none;
  align-items: center;
  gap: 30px;
}
.nav-link {
  font-size: 13.5px;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}
.nav-link:hover { color: var(--text-primary); }
.nav-cta {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 600;
  color: #0B1220;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  border: none;
  transition: filter 0.2s ease, transform 0.2s ease;
}
.nav-cta:hover { filter: brightness(1.08); transform: translateY(-1px); }

.burger {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  flex-direction: column;
  gap: 4px;
}
.burger span {
  width: 18px;
  height: 1.5px;
  background: var(--text-primary);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.burger.is-open span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }

.mobile-menu {
  position: fixed;
  inset: 64px 0 0 0;
  background: #070C16;
  z-index: 99;
  display: flex;
  flex-direction: column;
  padding: 28px var(--gutter);
  gap: 4px;
  transform: translateY(-8px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, transform 0.22s ease, visibility 0.22s;
  isolation: isolate;
  box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.mobile-menu.is-open {
  opacity: 1;
  transform: translateY(0);
  visibility: visible;
}
.mobile-menu a {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  padding: 16px 4px;
  border-bottom: 1px solid var(--border-soft);
  color: var(--text-primary);
  min-height: 44px;
  display: flex;
  align-items: center;
}
.mobile-menu .nav-cta {
  margin-top: 20px;
  justify-content: center;
  font-size: 13px;
  padding: 14px 18px;
}

@media (min-width: 860px) {
  .nav-desktop { display: flex; }
  .burger { display: none; }
  .mobile-menu { display: none; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  padding-top: clamp(150px, 20vw, 190px);
  padding-bottom: clamp(40px, 6vw, 64px);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.8;
  pointer-events: none;
}
.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: radial-gradient(ellipse 70% 55% at 50% 35%, rgba(11,18,32,0.7) 0%, rgba(11,18,32,0.2) 55%, rgba(11,18,32,0) 78%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; }
.hero-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(26px, 5vw, 44px);
  line-height: 1.25;
  color: var(--text-primary);
  max-width: 760px;
  margin: 16px auto 0;
}
.hero-sub {
  font-size: clamp(14px, 1.6vw, 16.5px);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 16px auto 0;
}

/* Waitlist form */
.waitlist-form {
  margin: 26px auto 0;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
@media (min-width: 480px) {
  .waitlist-form { flex-direction: row; }
}
.waitlist-input {
  flex: 1;
  min-height: 50px;
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-size: 14.5px;
  padding: 0 16px;
  transition: border-color 0.2s ease;
}
.waitlist-input::placeholder { color: var(--text-tertiary); }
.waitlist-input:focus { border-color: var(--gold); outline: none; }
.waitlist-submit {
  min-height: 50px;
  padding: 0 24px;
  border: none;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #0B1220;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13.5px;
  white-space: nowrap;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: filter 0.2s ease, transform 0.2s ease;
}
.waitlist-submit:hover { filter: brightness(1.08); transform: translateY(-1px); }
.waitlist-submit[disabled] { pointer-events: none; filter: grayscale(0.2) brightness(0.85); }
.waitlist-note {
  margin-top: 12px;
  font-size: 11.5px;
  color: var(--text-tertiary);
}
.spinner {
  width: 13px; height: 13px;
  border-radius: 50%;
  border: 2px solid rgba(11,18,32,0.25);
  border-top-color: #0B1220;
  animation: spin 0.7s linear infinite;
  display: none;
}
.waitlist-submit[disabled] .spinner { display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ==========================================================================
   Ticker tape
   ========================================================================== */
.ticker {
  position: relative;
  z-index: 1;
  background: var(--bg-container);
  border-top: 1px solid var(--border-soft);
  border-bottom: 1px solid var(--border-soft);
  overflow: hidden;
  padding: 12px 0;
}
.ticker-track {
  display: flex;
  gap: 40px;
  white-space: nowrap;
  width: max-content;
  animation: ticker-scroll 26s linear infinite;
}
@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}
.ticker-item {
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 13px;
}
.ticker-symbol { color: var(--text-secondary); font-weight: 600; }
.ticker-price { color: var(--text-primary); font-weight: 700; }
.ticker-change.is-up { color: var(--green); }
.ticker-change.is-down { color: var(--red); }

/* ==========================================================================
   Trust Strip
   ========================================================================== */
.section-tight {
  padding-top: clamp(32px, 5vw, 48px);
  padding-bottom: clamp(32px, 5vw, 48px);
  background: var(--bg-container);
  border-bottom: 1px solid var(--border-soft);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
@media (min-width: 720px) {
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
}
.stat-card { text-align: center; }
.stat-value {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: clamp(18px, 2.6vw, 24px);
  color: var(--gold-soft);
}
.stat-label {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 0.02em;
}

/* ==========================================================================
   Markets Available
   ========================================================================== */
.markets-grid {
  margin-top: clamp(32px, 5vw, 48px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 640px) {
  .markets-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1000px) {
  .markets-grid { grid-template-columns: repeat(3, 1fr); }
}
.market-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 22px;
  text-align: left;
}
.market-card-icon {
  display: inline-flex;
  width: 26px;
  height: 26px;
  color: var(--gold-soft);
}
.market-card-icon svg { width: 100%; height: 100%; }
.market-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16px;
  color: var(--text-primary);
  margin-top: 12px;
}
.market-card p {
  margin-top: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   Platform & Execution
   ========================================================================== */
.platform-photo {
  margin-top: clamp(28px, 5vw, 40px);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border-soft);
  aspect-ratio: 16 / 6;
  position: relative;
}
@media (max-width: 640px) {
  .platform-photo { aspect-ratio: 4 / 3; }
}
.platform-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.9) brightness(0.65) contrast(1.08);
}
.platform-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(11,18,32,0.1) 0%, rgba(11,18,32,0.85) 100%);
}
.platform-photo-tag {
  position: absolute;
  left: 20px;
  bottom: 16px;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-primary);
  background: rgba(11,18,32,0.6);
  border: 1px solid var(--border);
  padding: 6px 12px;
  border-radius: 20px;
  backdrop-filter: blur(4px);
}
.two-col {
  margin-top: clamp(24px, 4vw, 36px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}
@media (min-width: 720px) {
  .two-col { grid-template-columns: 1fr 1fr; gap: 22px; }
}
.info-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 24px 22px;
  text-align: left;
}
.info-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 16.5px;
  color: var(--text-primary);
}
.info-card p {
  margin-top: 10px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   Why Trade With Us
   ========================================================================== */
.cards-grid {
  margin-top: clamp(32px, 5vw, 48px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 640px) {
  .cards-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1000px) {
  .cards-grid.cards-4 { grid-template-columns: repeat(4, 1fr); }
}
.feature-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  padding: 22px;
  text-align: left;
}
.feature-card h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 15.5px;
  color: var(--text-primary);
}
.feature-card p {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* ==========================================================================
   Risk Disclosure (visually distinguished notice block)
   ========================================================================== */
.risk-block {
  margin-top: clamp(28px, 5vw, 40px);
  background: var(--red-dim);
  border: 1px solid rgba(214, 69, 69, 0.4);
  border-radius: var(--radius-lg);
  padding: clamp(20px, 4vw, 32px);
  text-align: left;
  position: relative;
}
.risk-block::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--red);
  border-radius: 4px 0 0 4px;
}
.risk-block h3 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  color: var(--text-primary);
}
.risk-block p {
  margin-top: 10px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ==========================================================================
   FAQ
   ========================================================================== */
.faq-list {
  margin-top: clamp(28px, 5vw, 40px);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.faq-item {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  min-height: 44px;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 14.5px;
  font-weight: 500;
  text-align: left;
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.faq-icon {
  flex: none;
  width: 18px;
  height: 18px;
  position: relative;
}
.faq-icon::before, .faq-icon::after {
  content: "";
  position: absolute;
  background: var(--gold-soft);
  transition: transform 0.25s ease;
}
.faq-icon::before { top: 8px; left: 2px; width: 14px; height: 1.5px; }
.faq-icon::after { top: 2px; left: 8px; width: 1.5px; height: 14px; }
.faq-item.is-open .faq-icon::after { transform: rotate(90deg); opacity: 0; }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}
.faq-answer p {
  padding: 0 20px 18px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  padding: 30px var(--gutter) 44px;
  text-align: center;
  border-top: 1px solid var(--border-soft);
  background: var(--bg-container);
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
}
.footer-copy {
  font-size: 12px;
  color: var(--text-tertiary);
}
.footer-disclaimer {
  max-width: 640px;
  font-size: 11px;
  color: var(--text-tertiary);
  line-height: 1.7;
}

/* ==========================================================================
   Reveal-on-scroll
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ==========================================================================
   How It Works step badge + Roadmap track
   ========================================================================== */
.steps-grid {
  margin-top: clamp(32px, 5vw, 48px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}
@media (min-width: 640px) {
  .steps-grid { grid-template-columns: 1fr 1fr; }
}
@media (min-width: 1000px) {
  .steps-grid { grid-template-columns: repeat(4, 1fr); }
}
.step-num-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #0B1220;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
}

.roadmap-track {
  margin-top: clamp(28px, 5vw, 40px);
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
  text-align: left;
}
@media (min-width: 720px) {
  .roadmap-track { grid-template-columns: repeat(4, 1fr); }
}
.roadmap-stage {
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-lg);
  background: var(--bg-elevated);
  padding: 20px 18px;
}
.roadmap-stage.is-current {
  border-color: var(--gold);
  box-shadow: var(--shadow-elevated);
}
.roadmap-dot {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--text-tertiary);
}
.roadmap-stage.is-current .roadmap-dot {
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
}
.roadmap-label {
  display: block;
  margin-top: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14.5px;
  color: var(--text-primary);
}
.roadmap-desc {
  margin-top: 8px;
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Confirmation modal
   ========================================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(5, 8, 15, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--gutter);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.22s ease, visibility 0.22s ease;
}
.modal-overlay.is-open {
  opacity: 1;
  visibility: visible;
}
.modal-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  max-width: 420px;
  width: 100%;
  padding: 32px 28px;
  text-align: center;
  transform: translateY(8px) scale(0.98);
  transition: transform 0.22s ease;
  box-shadow: var(--shadow-elevated);
}
.modal-overlay.is-open .modal-card {
  transform: translateY(0) scale(1);
}
.modal-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--text-primary);
}
.modal-body {
  margin-top: 12px;
  font-size: 13.5px;
  color: var(--text-secondary);
  line-height: 1.7;
}
.modal-close {
  margin-top: 22px;
  min-height: 44px;
  padding: 0 28px;
  border-radius: var(--radius-sm);
  border: none;
  background: linear-gradient(135deg, var(--gold), var(--gold-soft));
  color: #0B1220;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 13.5px;
  transition: filter 0.2s ease;
}
.modal-close:hover { filter: brightness(1.08); }