/* ============================================================
   BinaryTrade Platform — Premium Binary Options UI
   Fonts: Manrope + Inter | Icons: Lucide
   Dark theme with high-contrast red/green
   ============================================================ */

/* ---------- imports ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Manrope:wght@300;400;500;600;700;800&display=swap');

/* ---------- variables ---------- */
:root {
  --bg-primary: #0A0E17;
  --bg-secondary: #0F1420;
  --bg-tertiary: #151B28;
  --bg-card: #131924;
  --bg-card-hover: #1A2236;
  --bg-input: #0D1119;
  --border: #1E2A3A;
  --border-light: #2A3650;
  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --green: #22C55E;
  --green-dark: #16A34A;
  --green-bg: rgba(34,197,94,.1);
  --green-bg-strong: rgba(34,197,94,.15);
  --red: #EF4444;
  --red-dark: #DC2626;
  --red-bg: rgba(239,68,68,.1);
  --red-bg-strong: rgba(239,68,68,.15);
  --accent: #3B82F6;
  --accent-bg: rgba(59,130,246,.1);
  --yellow: #F59E0B;
  --yellow-bg: rgba(245,158,11,.1);
  --purple: #A855F7;
  --orange: #F97316;
  --radius: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --shadow: 0 4px 24px rgba(0,0,0,.4);
  --shadow-lg: 0 8px 48px rgba(0,0,0,.5);
  --font-heading: 'Manrope', sans-serif;
  --font-body: 'Inter', sans-serif;
  --sidebar-w: 240px;
  --topbar-h: 56px;
}

/* ---------- 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-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  font-size: 14px;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; transition: .2s; }
a:hover { color: #60A5FA; }
img { max-width: 100%; display: block; }
button, input, select, textarea { font-family: inherit; font-size: inherit; border: none; outline: none; }
ul, ol { list-style: none; }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }

/* ---------- utilities ---------- */
.page-wrap { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.text-green { color: var(--green) !important; }
.text-red { color: var(--red) !important; }
.text-muted { color: var(--text-muted) !important; }
.text-secondary { color: var(--text-secondary) !important; }
.text-center { text-align: center; }
.mb-1 { margin-bottom: 8px; }
.mb-2 { margin-bottom: 16px; }
.mb-3 { margin-bottom: 24px; }
.mb-4 { margin-bottom: 32px; }
.mt-2 { margin-top: 16px; }
.mt-3 { margin-top: 24px; }
.mt-4 { margin-top: 32px; }
.flex { display: flex; }
.items-center { align-items: center; }
.gap-1 { gap: 8px; }
.gap-2 { gap: 16px; }
.gap-3 { gap: 24px; }

/* ---------- demo banner ---------- */
.demo-banner {
  background: linear-gradient(90deg, var(--accent) 0%, var(--purple) 100%);
  color: #fff;
  text-align: center;
  padding: 8px 16px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: .3px;
  position: relative;
  z-index: 1000;
}
.demo-banner a { color: #fff; text-decoration: underline; font-weight: 700; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
  transition: all .2s;
  border: none;
  white-space: nowrap;
}
.btn i { width: 16px; height: 16px; }
.btn-green {
  background: var(--green);
  color: #fff;
  box-shadow: 0 0 20px rgba(34,197,94,.3);
}
.btn-green:hover { background: var(--green-dark); color: #fff; box-shadow: 0 0 30px rgba(34,197,94,.4); transform: translateY(-1px); }
.btn-red {
  background: var(--red);
  color: #fff;
  box-shadow: 0 0 20px rgba(239,68,68,.3);
}
.btn-red:hover { background: var(--red-dark); color: #fff; box-shadow: 0 0 30px rgba(239,68,68,.4); transform: translateY(-1px); }
.btn-accent {
  background: var(--accent);
  color: #fff;
}
.btn-accent:hover { background: #2563EB; color: #fff; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-light);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); }
.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 8px 16px;
}
.btn-ghost:hover { color: var(--text-primary); background: var(--bg-tertiary); }
.btn-sm { padding: 6px 16px; font-size: 13px; }
.btn-lg { padding: 14px 32px; font-size: 16px; }
.btn-xl { padding: 18px 40px; font-size: 18px; font-weight: 700; border-radius: var(--radius-lg); }
.btn-block { width: 100%; }

/* ---------- ticker strip ---------- */
.ticker-strip {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
  height: 40px;
  position: relative;
}
.ticker-track {
  display: flex;
  align-items: center;
  height: 100%;
  animation: tickerScroll 30s linear infinite;
  width: max-content;
}
.ticker-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 0 24px;
  font-size: 13px;
  white-space: nowrap;
  border-right: 1px solid var(--border);
  height: 100%;
}
.ticker-item .ticker-name { color: var(--text-secondary); font-weight: 500; }
.ticker-item .ticker-price { color: var(--text-primary); font-weight: 600; }
.ticker-item .ticker-change { font-weight: 600; font-size: 12px; }
.ticker-item .ticker-change.up { color: var(--green); }
.ticker-item .ticker-change.down { color: var(--red); }
@keyframes tickerScroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* ---------- top nav (landing) ---------- */
.top-nav {
  background: rgba(10,14,23,.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: var(--topbar-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 900;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 20px;
  color: var(--text-primary);
}
.nav-logo:hover { color: var(--text-primary); }
.nav-logo i { color: var(--green); width: 24px; height: 24px; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 14px;
  transition: .2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--text-primary); }
.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: .3s;
}

/* ---------- trade nav (compact) ---------- */
.trade-nav {
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  padding: 0 16px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.trade-nav .nav-logo { font-size: 16px; }
.trade-nav .nav-logo i { width: 20px; height: 20px; }
.asset-selector {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 12px;
  color: var(--text-primary);
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  min-width: 180px;
}
.asset-selector option { background: var(--bg-secondary); color: var(--text-primary); }
.balance-display {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
}
.balance-amount {
  font-weight: 700;
  font-size: 16px;
  color: var(--green);
}
.demo-real-toggle {
  display: flex;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.demo-real-toggle button {
  padding: 6px 16px;
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: .2s;
}
.demo-real-toggle button.active {
  background: var(--accent);
  color: #fff;
}

/* ---------- sidebar layout ---------- */
.sidebar-layout {
  display: flex;
  min-height: calc(100vh - 40px);
}
.sidebar {
  width: var(--sidebar-w);
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 20px 0;
  position: sticky;
  top: 40px;
  height: calc(100vh - 40px);
  overflow-y: auto;
  flex-shrink: 0;
}
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 20px 20px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 18px;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  margin-bottom: 12px;
}
.sidebar-logo:hover { color: var(--text-primary); }
.sidebar-logo i { color: var(--green); width: 22px; height: 22px; }
.sidebar-nav { padding: 0 12px; }
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius);
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 14px;
  transition: .2s;
  margin-bottom: 2px;
}
.sidebar-nav a i { width: 18px; height: 18px; flex-shrink: 0; }
.sidebar-nav a:hover { background: var(--bg-tertiary); color: var(--text-primary); }
.sidebar-nav a.active { background: var(--accent-bg); color: var(--accent); }
.sidebar-content {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
}
.sidebar-content .page-title {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 24px;
}

/* ---------- hero section ---------- */
.hero {
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 60%;
  height: 200%;
  background: radial-gradient(ellipse, rgba(34,197,94,.06) 0%, transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: '';
  position: absolute;
  top: -30%;
  right: -20%;
  width: 50%;
  height: 180%;
  background: radial-gradient(ellipse, rgba(239,68,68,.04) 0%, transparent 60%);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero h1 {
  font-size: 52px;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 16px;
}
.hero h1 span { color: var(--green); }
.hero .subtext {
  font-size: 20px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  font-weight: 400;
}
.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
}
.hero-badges {
  display: flex;
  gap: 24px;
  font-size: 13px;
  color: var(--text-muted);
}
.hero-badges span { display: flex; align-items: center; gap: 6px; }
.hero-badges i { width: 14px; height: 14px; color: var(--green); }

/* ---------- hero mockup (CSS chart) ---------- */
.hero-mockup {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 20px;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.mockup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}
.mockup-pair {
  font-weight: 700;
  font-size: 16px;
}
.mockup-price {
  font-weight: 700;
  font-size: 24px;
  color: var(--green);
}
.mockup-chart {
  height: 180px;
  background:
    linear-gradient(rgba(34,197,94,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,197,94,.03) 1px, transparent 1px);
  background-size: 30px 30px;
  border-radius: var(--radius);
  position: relative;
  overflow: hidden;
  margin-bottom: 16px;
}
.mockup-chart svg {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 100%;
}
.mockup-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.mockup-btn {
  padding: 14px;
  border-radius: var(--radius);
  font-weight: 700;
  font-size: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  cursor: pointer;
  transition: .2s;
  border: none;
}
.mockup-btn i { width: 20px; height: 20px; }
.mockup-btn.up { background: var(--green); color: #fff; box-shadow: 0 0 30px rgba(34,197,94,.3); }
.mockup-btn.down { background: var(--red); color: #fff; box-shadow: 0 0 30px rgba(239,68,68,.3); }
.mockup-btn.up:hover { box-shadow: 0 0 40px rgba(34,197,94,.5); transform: translateY(-2px); }
.mockup-btn.down:hover { box-shadow: 0 0 40px rgba(239,68,68,.5); transform: translateY(-2px); }

/* ---------- sections ---------- */
.section {
  padding: 60px 0;
}
.section-dark {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.section-title {
  font-size: 32px;
  font-weight: 800;
  text-align: center;
  margin-bottom: 8px;
}
.section-sub {
  text-align: center;
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 48px;
}

/* ---------- asset cards ---------- */
.asset-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.asset-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  transition: .3s;
}
.asset-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}
.asset-card .icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.asset-card .icon-wrap i { width: 28px; height: 28px; }
.asset-card h3 { font-size: 18px; margin-bottom: 6px; }
.asset-card p { color: var(--text-secondary); font-size: 13px; }

/* ---------- payout section ---------- */
.payout-section {
  padding: 80px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.payout-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(34,197,94,.08) 0%, transparent 60%);
}
.payout-big {
  font-size: 96px;
  font-weight: 900;
  color: var(--green);
  font-family: var(--font-heading);
  line-height: 1;
  margin-bottom: 8px;
  position: relative;
  text-shadow: 0 0 60px rgba(34,197,94,.3);
}
.payout-label {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  position: relative;
}
.payout-sub {
  color: var(--text-secondary);
  font-size: 16px;
  margin-top: 12px;
  position: relative;
}

/* ---------- account type cards ---------- */
.account-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.account-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  position: relative;
  transition: .3s;
}
.account-card:hover { border-color: var(--border-light); transform: translateY(-4px); }
.account-card.featured {
  border-color: var(--green);
  box-shadow: 0 0 40px rgba(34,197,94,.1);
}
.account-card .badge {
  position: absolute;
  top: -12px;
  right: 24px;
  background: var(--green);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: .5px;
}
.account-card h3 {
  font-size: 22px;
  margin-bottom: 4px;
}
.account-card .price {
  font-size: 36px;
  font-weight: 800;
  color: var(--green);
  margin-bottom: 4px;
}
.account-card .price-sub {
  color: var(--text-muted);
  font-size: 13px;
  margin-bottom: 20px;
}
.account-card .features-list {
  margin-bottom: 24px;
}
.account-card .features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
}
.account-card .features-list li:last-child { border-bottom: none; }
.account-card .features-list li i { width: 16px; height: 16px; color: var(--green); flex-shrink: 0; }

/* ---------- feature cards ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: .3s;
}
.feature-card:hover { border-color: var(--border-light); transform: translateY(-3px); }
.feature-card .feat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}
.feature-card .feat-icon i { width: 22px; height: 22px; }
.feature-card h3 { font-size: 16px; margin-bottom: 8px; }
.feature-card p { color: var(--text-secondary); font-size: 13px; line-height: 1.6; }

/* ---------- stats row ---------- */
.stats-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-secondary);
}
.stat-cell {
  text-align: center;
  padding: 40px 24px;
  border-right: 1px solid var(--border);
}
.stat-cell:last-child { border-right: none; }
.stat-big {
  font-size: 40px;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--text-primary);
  margin-bottom: 4px;
}
.stat-txt {
  color: var(--text-secondary);
  font-size: 14px;
}

/* ---------- CTA section ---------- */
.cta-section {
  padding: 80px 0;
  text-align: center;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}
.cta-section h2 {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 12px;
}
.cta-section p {
  color: var(--text-secondary);
  font-size: 16px;
  margin-bottom: 32px;
}

/* ---------- footer ---------- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}
.footer-brand .nav-logo { margin-bottom: 12px; }
.footer-brand p { color: var(--text-secondary); font-size: 13px; line-height: 1.7; max-width: 300px; }
.footer h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text-primary);
}
.footer ul li { margin-bottom: 8px; }
.footer ul a { color: var(--text-secondary); font-size: 13px; }
.footer ul a:hover { color: var(--text-primary); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: var(--text-muted);
}
.footer-disclaimer {
  font-size: 11px;
  color: var(--text-muted);
  line-height: 1.6;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

/* ============================================================
   TRADING TERMINAL (trade.html)
   ============================================================ */
.terminal-layout {
  display: flex;
  height: calc(100vh - 90px);
  overflow: hidden;
}
.chart-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--border);
  min-width: 0;
}
.chart-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 16px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.chart-asset-info {
  display: flex;
  align-items: center;
  gap: 16px;
}
.chart-asset-name {
  font-weight: 700;
  font-size: 18px;
}
.chart-current-price {
  font-weight: 800;
  font-size: 22px;
}
.chart-current-price.up { color: var(--green); }
.chart-current-price.down { color: var(--red); }
.price-blink {
  animation: priceBlink 1s ease-in-out infinite;
}
@keyframes priceBlink {
  0%, 100% { opacity: 1; }
  50% { opacity: .6; }
}
.chart-price-change {
  font-size: 13px;
  font-weight: 600;
}
.timeframe-btns {
  display: flex;
  gap: 4px;
}
.timeframe-btns button {
  padding: 5px 12px;
  border-radius: var(--radius);
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: .2s;
}
.timeframe-btns button:hover { background: var(--bg-tertiary); color: var(--text-secondary); }
.timeframe-btns button.active { background: var(--accent); color: #fff; }
.chart-container {
  flex: 1;
  background:
    linear-gradient(rgba(34,197,94,.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34,197,94,.02) 1px, transparent 1px);
  background-size: 40px 40px;
  position: relative;
  padding: 16px;
  min-height: 0;
}
.chart-container canvas { width: 100% !important; height: 100% !important; }

/* trade panel */
.trade-panel {
  width: 340px;
  background: var(--bg-secondary);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  flex-shrink: 0;
}
.trade-panel-section {
  padding: 16px;
  border-bottom: 1px solid var(--border);
}
.trade-panel-section:last-child { border-bottom: none; }
.trade-panel-label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
  font-weight: 600;
  margin-bottom: 8px;
}
.expiry-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.expiry-btns button {
  padding: 6px 12px;
  border-radius: var(--radius);
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: .2s;
}
.expiry-btns button:hover { border-color: var(--border-light); color: var(--text-primary); }
.expiry-btns button.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.amount-input-wrap {
  position: relative;
  margin-bottom: 8px;
}
.amount-input-wrap .currency-sign {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-weight: 600;
}
.amount-input {
  width: 100%;
  padding: 12px 12px 12px 28px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 18px;
  font-weight: 700;
}
.amount-input:focus { border-color: var(--accent); }
.quick-amounts {
  display: flex;
  gap: 6px;
}
.quick-amounts button {
  flex: 1;
  padding: 6px;
  border-radius: var(--radius);
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: .2s;
}
.quick-amounts button:hover { border-color: var(--border-light); color: var(--text-primary); }

.payout-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  background: var(--green-bg);
  border-radius: var(--radius);
  margin-bottom: 8px;
}
.payout-display .payout-pct {
  font-size: 24px;
  font-weight: 800;
  color: var(--green);
}
.payout-display .payout-amt {
  font-size: 14px;
  color: var(--text-secondary);
}
.profit-display {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  background: var(--bg-tertiary);
  border-radius: var(--radius);
}
.profit-display .profit-label { color: var(--text-muted); font-size: 13px; }
.profit-display .profit-value { font-weight: 700; color: var(--green); font-size: 18px; }

.trade-buttons {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px;
}
.trade-btn {
  padding: 18px;
  border-radius: var(--radius-lg);
  font-size: 18px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  cursor: pointer;
  transition: all .2s;
  border: none;
  text-transform: uppercase;
  letter-spacing: 1px;
}
.trade-btn i { width: 24px; height: 24px; }
.trade-btn.call {
  background: linear-gradient(135deg, #22C55E 0%, #16A34A 100%);
  color: #fff;
  box-shadow: 0 4px 24px rgba(34,197,94,.4);
}
.trade-btn.call:hover { box-shadow: 0 6px 32px rgba(34,197,94,.6); transform: translateY(-2px); }
.trade-btn.put {
  background: linear-gradient(135deg, #EF4444 0%, #DC2626 100%);
  color: #fff;
  box-shadow: 0 4px 24px rgba(239,68,68,.4);
}
.trade-btn.put:hover { box-shadow: 0 6px 32px rgba(239,68,68,.6); transform: translateY(-2px); }

/* open trades / history below chart */
.trades-bottom {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.trades-tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
}
.trades-tabs button {
  padding: 10px 20px;
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: .2s;
}
.trades-tabs button:hover { color: var(--text-secondary); }
.trades-tabs button.active { color: var(--accent); border-bottom-color: var(--accent); }
.trades-table-wrap {
  max-height: 180px;
  overflow-y: auto;
}

/* ---------- tables ---------- */
.data-table {
  width: 100%;
  border-collapse: collapse;
}
.data-table th {
  padding: 10px 16px;
  text-align: left;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .5px;
  color: var(--text-muted);
  font-weight: 600;
  background: var(--bg-tertiary);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 1;
}
.data-table td {
  padding: 10px 16px;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
  white-space: nowrap;
}
.data-table tr:hover td { background: var(--bg-card-hover); }
.direction-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
}
.direction-badge i { width: 12px; height: 12px; }
.direction-badge.up { background: var(--green-bg); color: var(--green); }
.direction-badge.down { background: var(--red-bg); color: var(--red); }
.result-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
}
.result-badge.win { background: var(--green-bg); color: var(--green); }
.result-badge.loss { background: var(--red-bg); color: var(--red); }
.status-badge {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
}
.status-badge.completed { background: var(--green-bg); color: var(--green); }
.status-badge.pending { background: var(--yellow-bg); color: var(--yellow); }
.status-badge.failed { background: var(--red-bg); color: var(--red); }

/* ---------- countdown timer ---------- */
.countdown-timer {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}
.countdown-circle {
  width: 32px;
  height: 32px;
  position: relative;
}
.countdown-circle svg {
  width: 32px;
  height: 32px;
  transform: rotate(-90deg);
}
.countdown-circle .bg { stroke: var(--border); fill: none; stroke-width: 3; }
.countdown-circle .fg { fill: none; stroke-width: 3; stroke-linecap: round; transition: stroke-dashoffset .5s; }
.countdown-circle .fg.green { stroke: var(--green); }
.countdown-circle .fg.red { stroke: var(--red); }
.countdown-circle .fg.yellow { stroke: var(--yellow); }
.countdown-text {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 9px;
  font-weight: 700;
}

/* ============================================================
   TOURNAMENT PAGE
   ============================================================ */
.tournament-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.tournament-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  transition: .3s;
}
.tournament-card:hover { border-color: var(--border-light); transform: translateY(-3px); }
.tournament-card .t-name {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.tournament-card .t-prize {
  font-size: 28px;
  font-weight: 800;
  color: var(--green);
  margin-bottom: 4px;
}
.tournament-card .t-prize-label {
  font-size: 12px;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.tournament-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}
.tournament-meta .meta-item {
  background: var(--bg-tertiary);
  padding: 10px;
  border-radius: var(--radius);
  text-align: center;
}
.tournament-meta .meta-val {
  font-weight: 700;
  font-size: 16px;
  display: block;
}
.tournament-meta .meta-label {
  font-size: 11px;
  color: var(--text-muted);
}
.tournament-countdown {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px;
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  margin-bottom: 16px;
  justify-content: center;
}
.tournament-countdown .cd-unit {
  text-align: center;
}
.tournament-countdown .cd-val {
  font-size: 20px;
  font-weight: 800;
  color: var(--yellow);
  display: block;
  line-height: 1;
}
.tournament-countdown .cd-label {
  font-size: 9px;
  color: var(--text-muted);
  text-transform: uppercase;
}
.tournament-countdown .cd-sep {
  font-size: 20px;
  font-weight: 800;
  color: var(--text-muted);
  margin: 0 2px;
}

.your-stats-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  margin-bottom: 32px;
}
.your-stats-card h3 { font-size: 18px; margin-bottom: 16px; }
.your-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.your-stats-grid .stat-box {
  background: var(--bg-tertiary);
  padding: 16px;
  border-radius: var(--radius);
  text-align: center;
}
.your-stats-grid .stat-val {
  font-size: 22px;
  font-weight: 800;
  display: block;
  margin-bottom: 4px;
}
.your-stats-grid .stat-label {
  font-size: 12px;
  color: var(--text-muted);
}

/* ============================================================
   SOCIAL TRADING
   ============================================================ */
.traders-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}
.trader-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  text-align: center;
  transition: .3s;
}
.trader-card:hover { border-color: var(--border-light); transform: translateY(-3px); }
.trader-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  margin: 0 auto 12px;
  border: 3px solid var(--border);
  overflow: hidden;
}
.trader-avatar img { width: 100%; height: 100%; object-fit: cover; }
.trader-name { font-weight: 700; font-size: 16px; margin-bottom: 4px; }
.trader-stats {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin: 12px 0 16px;
}
.trader-stats .t-stat-val {
  display: block;
  font-weight: 700;
  font-size: 16px;
}
.trader-stats .t-stat-label {
  font-size: 11px;
  color: var(--text-muted);
}
.live-feed {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
}
.live-feed-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
}
.live-feed-header .live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  animation: livePulse 1.5s ease-in-out infinite;
}
@keyframes livePulse {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(239,68,68,.4); }
  50% { opacity: .7; box-shadow: 0 0 0 6px rgba(239,68,68,0); }
}
.feed-list {
  max-height: 360px;
  overflow-y: auto;
}
.feed-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  transition: .2s;
}
.feed-item:hover { background: var(--bg-card-hover); }
.feed-item:last-child { border-bottom: none; }
.feed-avatar {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
}
.feed-avatar img { width: 100%; height: 100%; object-fit: cover; }
.feed-info { flex: 1; min-width: 0; }
.feed-info .feed-name { font-weight: 600; font-size: 13px; }
.feed-info .feed-detail { font-size: 12px; color: var(--text-secondary); }
.feed-result { font-weight: 700; font-size: 13px; text-align: right; }
.feed-time { font-size: 11px; color: var(--text-muted); text-align: right; min-width: 50px; }

/* filters bar */
.filters-bar {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 0;
  margin-bottom: 16px;
  flex-wrap: wrap;
}
.filter-group {
  display: flex;
  align-items: center;
  gap: 8px;
}
.filter-group label {
  font-size: 12px;
  color: var(--text-muted);
  font-weight: 600;
}
.filter-select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 6px 12px;
  color: var(--text-primary);
  font-size: 13px;
  cursor: pointer;
}
.filter-select option { background: var(--bg-secondary); }
.filter-btn-group {
  display: flex;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
}
.filter-btn-group button {
  padding: 6px 14px;
  background: transparent;
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: .2s;
  border-right: 1px solid var(--border);
}
.filter-btn-group button:last-child { border-right: none; }
.filter-btn-group button:hover { color: var(--text-secondary); }
.filter-btn-group button.active { background: var(--accent); color: #fff; }

/* ============================================================
   SIGNALS PAGE
   ============================================================ */
.signal-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.signal-stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  text-align: center;
}
.signal-stat-card .ss-val {
  font-size: 28px;
  font-weight: 800;
  display: block;
  margin-bottom: 4px;
}
.signal-stat-card .ss-label {
  font-size: 12px;
  color: var(--text-muted);
}
.signals-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.signal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: .3s;
}
.signal-card:hover { border-color: var(--border-light); }
.signal-card .signal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
}
.signal-card .signal-asset {
  font-weight: 700;
  font-size: 16px;
}
.signal-card .confidence-bar {
  width: 100%;
  height: 6px;
  background: var(--bg-tertiary);
  border-radius: 3px;
  margin: 12px 0;
  overflow: hidden;
}
.signal-card .confidence-fill {
  height: 100%;
  border-radius: 3px;
  transition: width .5s;
}
.signal-card .signal-times {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
}

.provider-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.provider-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  transition: .3s;
}
.provider-card:hover { border-color: var(--border-light); }
.provider-card .prov-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  margin: 0 auto 12px;
  overflow: hidden;
  border: 2px solid var(--border);
}
.provider-card .prov-avatar img { width: 100%; height: 100%; object-fit: cover; }
.provider-card .prov-name { font-weight: 700; margin-bottom: 4px; }
.provider-card .prov-accuracy {
  font-size: 22px;
  font-weight: 800;
  color: var(--green);
  margin: 8px 0 4px;
}
.provider-card .prov-followers { font-size: 12px; color: var(--text-muted); margin-bottom: 12px; }

/* ============================================================
   ACCOUNT PAGE
   ============================================================ */
.balance-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.balance-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
}
.balance-card .bc-label {
  font-size: 13px;
  color: var(--text-muted);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.balance-card .bc-label i { width: 16px; height: 16px; }
.balance-card .bc-value {
  font-size: 28px;
  font-weight: 800;
}
.balance-card .bc-change {
  font-size: 13px;
  font-weight: 600;
  margin-top: 4px;
}

.account-type-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}
.account-type-info h3 { font-size: 18px; margin-bottom: 4px; }
.account-type-info p { color: var(--text-secondary); font-size: 13px; }

.action-buttons {
  display: flex;
  gap: 12px;
  margin-bottom: 24px;
}

.deposit-methods {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.deposit-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  cursor: pointer;
  transition: .3s;
}
.deposit-card:hover { border-color: var(--accent); transform: translateY(-3px); }
.deposit-card i { width: 32px; height: 32px; color: var(--accent); margin-bottom: 12px; }
.deposit-card h4 { font-size: 14px; margin-bottom: 4px; }
.deposit-card p { font-size: 12px; color: var(--text-muted); }

/* ============================================================
   EDUCATION PAGE
   ============================================================ */
.course-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.course-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: .3s;
  cursor: pointer;
}
.course-card:hover { border-color: var(--border-light); transform: translateY(-3px); }
.course-card .course-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 12px;
}
.course-card .difficulty-badge {
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
}
.difficulty-badge.beginner { background: var(--green-bg); color: var(--green); }
.difficulty-badge.intermediate { background: var(--yellow-bg); color: var(--yellow); }
.difficulty-badge.advanced { background: var(--red-bg); color: var(--red); }
.course-card h3 { font-size: 16px; margin-bottom: 8px; }
.course-card p { font-size: 13px; color: var(--text-secondary); margin-bottom: 12px; line-height: 1.6; }
.course-meta {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
  color: var(--text-muted);
}
.course-meta span {
  display: flex;
  align-items: center;
  gap: 4px;
}
.course-meta i { width: 14px; height: 14px; }

.video-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 32px;
}
.video-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: .3s;
  cursor: pointer;
}
.video-card:hover { border-color: var(--border-light); transform: translateY(-3px); }
.video-thumb {
  height: 160px;
  position: relative;
  overflow: hidden;
}
.video-thumb img { width: 100%; height: 100%; object-fit: cover; }
.video-thumb .play-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,.4);
  opacity: 0;
  transition: .3s;
}
.video-card:hover .play-overlay { opacity: 1; }
.play-overlay .play-btn {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.play-overlay .play-btn i { width: 24px; height: 24px; color: #fff; }
.video-card .video-info { padding: 16px; }
.video-card .video-title { font-weight: 600; font-size: 14px; margin-bottom: 6px; }
.video-card .video-duration {
  font-size: 12px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 4px;
}
.video-card .video-duration i { width: 14px; height: 14px; }

/* glossary accordion */
.glossary-section { margin-bottom: 32px; }
.glossary-item {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 8px;
  overflow: hidden;
}
.glossary-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 20px;
  background: var(--bg-card);
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  transition: .2s;
}
.glossary-header:hover { background: var(--bg-card-hover); }
.glossary-header i { width: 16px; height: 16px; color: var(--text-muted); transition: transform .3s; }
.glossary-item.open .glossary-header i { transform: rotate(180deg); }
.glossary-body {
  padding: 0 20px;
  max-height: 0;
  overflow: hidden;
  transition: max-height .3s, padding .3s;
}
.glossary-item.open .glossary-body {
  padding: 0 20px 16px;
  max-height: 200px;
}
.glossary-body p {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ============================================================
   ANIMATIONS
   ============================================================ */
.anim {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .5s, transform .5s;
}
.anim.visible {
  opacity: 1;
  transform: translateY(0);
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes countUp {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes glow {
  0%, 100% { box-shadow: 0 0 20px rgba(34,197,94,.2); }
  50% { box-shadow: 0 0 40px rgba(34,197,94,.4); }
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; }
  .hero h1 { font-size: 40px; }
  .asset-grid { grid-template-columns: repeat(2, 1fr); }
  .account-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .terminal-layout { flex-direction: column; height: auto; }
  .chart-area { height: 60vh; }
  .trade-panel { width: 100%; }
  .tournament-grid { grid-template-columns: repeat(2, 1fr); }
  .traders-grid { grid-template-columns: repeat(2, 1fr); }
  .sidebar { display: none; }
  .sidebar-content { padding: 16px; }
  .your-stats-grid { grid-template-columns: repeat(2, 1fr); }
  .balance-cards { grid-template-columns: 1fr; }
  .deposit-methods { grid-template-columns: repeat(2, 1fr); }
  .video-grid { grid-template-columns: repeat(2, 1fr); }
  .signals-grid { grid-template-columns: 1fr; }
  .signal-stats { grid-template-columns: repeat(2, 1fr); }
  .provider-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 640px) {
  .hero h1 { font-size: 32px; }
  .payout-big { font-size: 64px; }
  .hero-ctas { flex-direction: column; }
  .asset-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr; }
  .stat-cell { border-right: none; border-bottom: 1px solid var(--border); }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .tournament-grid { grid-template-columns: 1fr; }
  .traders-grid { grid-template-columns: 1fr; }
  .course-grid { grid-template-columns: 1fr; }
  .video-grid { grid-template-columns: 1fr; }
  .deposit-methods { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .trade-btn { padding: 14px; font-size: 16px; }
}

/* ============================================================
   SCROLLBAR
   ============================================================ */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ============================================================
   MOBILE MENU OVERLAY
   ============================================================ */
.mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(10,14,23,.98);
  z-index: 999;
  padding: 80px 24px 24px;
  flex-direction: column;
  gap: 8px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 14px 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
  border-bottom: 1px solid var(--border);
}
.mobile-menu .close-btn {
  position: absolute;
  top: 16px;
  right: 24px;
  background: none;
  color: var(--text-primary);
  cursor: pointer;
  font-size: 28px;
}

/* ============================================================
   ADDITIONAL HELPERS
   ============================================================ */
.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.section-header h2 { font-size: 20px; }
.section-header h3 { font-size: 18px; }

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }

.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
}
.tag-green { background: var(--green-bg); color: var(--green); }
.tag-red { background: var(--red-bg); color: var(--red); }
.tag-blue { background: var(--accent-bg); color: var(--accent); }
.tag-yellow { background: var(--yellow-bg); color: var(--yellow); }

/* medal styles for leaderboard */
.medal { font-size: 18px; }

/* range slider */
input[type="range"] {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  background: var(--border);
  border-radius: 2px;
  outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent);
  cursor: pointer;
}

/* trade notification */
.trade-notification {
  position: fixed;
  top: 80px;
  right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
  box-shadow: var(--shadow-lg);
  z-index: 1000;
  animation: slideUp .3s ease-out;
  display: none;
  max-width: 300px;
}
.trade-notification.show { display: block; }
.trade-notification .notif-title {
  font-weight: 700;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.trade-notification .notif-body {
  font-size: 13px;
  color: var(--text-secondary);
}

/* ============================================================
   EXTENDED TRADING TERMINAL STYLES
   ============================================================ */

/* chart indicator overlays */
.chart-indicator-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  display: flex;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(10,14,23,.85);
  backdrop-filter: blur(8px);
  border-top: 1px solid var(--border);
  z-index: 2;
}
.chart-indicator-bar .indicator-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 10px;
  background: var(--bg-tertiary);
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  transition: .2s;
}
.chart-indicator-bar .indicator-chip:hover {
  color: var(--text-primary);
  background: var(--bg-card-hover);
}
.chart-indicator-bar .indicator-chip.active {
  background: var(--accent-bg);
  color: var(--accent);
}

/* asset info popup */
.asset-info-popup {
  position: absolute;
  top: 60px;
  left: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 16px;
  box-shadow: var(--shadow-lg);
  z-index: 10;
  min-width: 280px;
  display: none;
}
.asset-info-popup.show { display: block; }
.asset-info-row {
  display: flex;
  justify-content: space-between;
  padding: 6px 0;
  font-size: 13px;
  border-bottom: 1px solid var(--border);
}
.asset-info-row:last-child { border-bottom: none; }
.asset-info-row .label { color: var(--text-muted); }
.asset-info-row .value { font-weight: 600; }

/* price level lines */
.price-level {
  position: absolute;
  right: 0;
  height: 1px;
  width: 100%;
  z-index: 1;
}
.price-level.resistance {
  border-top: 1px dashed rgba(239,68,68,.3);
}
.price-level.support {
  border-top: 1px dashed rgba(34,197,94,.3);
}
.price-level .level-label {
  position: absolute;
  right: 8px;
  top: -9px;
  font-size: 10px;
  font-weight: 600;
  padding: 1px 6px;
  border-radius: 3px;
}
.price-level.resistance .level-label {
  background: var(--red-bg);
  color: var(--red);
}
.price-level.support .level-label {
  background: var(--green-bg);
  color: var(--green);
}

/* trade result animation */
.trade-result-overlay {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  background: rgba(10,14,23,.6);
  backdrop-filter: blur(4px);
  animation: fadeIn .3s;
  display: none;
}
.trade-result-overlay.show { display: flex; }
.trade-result-card {
  background: var(--bg-card);
  border: 2px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 40px;
  text-align: center;
  animation: slideUp .3s;
  max-width: 360px;
  width: 100%;
}
.trade-result-card.win { border-color: var(--green); }
.trade-result-card.loss { border-color: var(--red); }
.trade-result-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 16px;
}
.trade-result-icon i { width: 36px; height: 36px; }
.trade-result-card.win .trade-result-icon {
  background: var(--green-bg);
  color: var(--green);
}
.trade-result-card.loss .trade-result-icon {
  background: var(--red-bg);
  color: var(--red);
}
.trade-result-card .result-amount {
  font-size: 36px;
  font-weight: 800;
  margin-bottom: 4px;
}
.trade-result-card.win .result-amount { color: var(--green); }
.trade-result-card.loss .result-amount { color: var(--red); }
.trade-result-card .result-label {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

/* extended card variants */
.card-highlight {
  background: var(--bg-card);
  border: 1px solid var(--green);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 0 30px rgba(34,197,94,.08);
}
.card-warning {
  background: var(--bg-card);
  border: 1px solid var(--yellow);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 0 30px rgba(245,158,11,.08);
}
.card-danger {
  background: var(--bg-card);
  border: 1px solid var(--red);
  border-radius: var(--radius-lg);
  padding: 20px;
  box-shadow: 0 0 30px rgba(239,68,68,.08);
}

/* progress bar component */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: 4px;
  overflow: hidden;
}
.progress-bar .progress-fill {
  height: 100%;
  border-radius: 4px;
  transition: width .5s ease;
}
.progress-bar .progress-fill.green { background: var(--green); }
.progress-bar .progress-fill.red { background: var(--red); }
.progress-bar .progress-fill.blue { background: var(--accent); }
.progress-bar .progress-fill.yellow { background: var(--yellow); }

/* trading stats mini cards */
.mini-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
}
.mini-stat {
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  padding: 12px;
  text-align: center;
}
.mini-stat .ms-val {
  font-size: 18px;
  font-weight: 700;
  display: block;
}
.mini-stat .ms-label {
  font-size: 11px;
  color: var(--text-muted);
}

/* candle chart placeholder */
.candle-view {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 120px;
  padding: 8px;
}
.candle {
  flex: 1;
  position: relative;
  min-width: 4px;
}
.candle .wick {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 1px;
  background: currentColor;
}
.candle .body-bar {
  width: 100%;
  min-height: 4px;
  border-radius: 1px;
}
.candle.bullish { color: var(--green); }
.candle.bullish .body-bar { background: var(--green); }
.candle.bearish { color: var(--red); }
.candle.bearish .body-bar { background: var(--red); }

/* order book mini */
.order-book-mini {
  font-size: 11px;
  font-variant-numeric: tabular-nums;
}
.order-book-mini .ob-row {
  display: flex;
  justify-content: space-between;
  padding: 2px 0;
  position: relative;
}
.order-book-mini .ob-row .ob-bg {
  position: absolute;
  top: 0;
  right: 0;
  height: 100%;
  opacity: .1;
}
.order-book-mini .ob-row.ask .ob-bg { background: var(--red); }
.order-book-mini .ob-row.bid .ob-bg { background: var(--green); }
.order-book-mini .ob-row.ask .ob-price { color: var(--red); }
.order-book-mini .ob-row.bid .ob-price { color: var(--green); }
.order-book-mini .ob-spread {
  text-align: center;
  padding: 4px;
  font-weight: 600;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

/* tooltip */
.tooltip-wrap {
  position: relative;
  display: inline-block;
}
.tooltip-wrap .tooltip-text {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 12px;
  white-space: nowrap;
  z-index: 100;
  transition: .2s;
  box-shadow: var(--shadow);
  margin-bottom: 6px;
}
.tooltip-wrap:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* loading skeleton */
.skeleton {
  background: linear-gradient(90deg, var(--bg-tertiary) 25%, var(--bg-card-hover) 50%, var(--bg-tertiary) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: var(--radius);
}
.skeleton-line { height: 14px; margin-bottom: 8px; }
.skeleton-line:last-child { width: 60%; }
.skeleton-circle { border-radius: 50%; }
@keyframes shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}

/* notification dot */
.notif-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--red);
  position: absolute;
  top: -2px;
  right: -2px;
  border: 2px solid var(--bg-secondary);
}

/* expanded trade details */
.trade-detail-expanded {
  background: var(--bg-tertiary);
  border-radius: var(--radius);
  padding: 16px;
  margin-top: 8px;
  display: none;
}
.trade-detail-expanded.open { display: block; }
.trade-detail-row {
  display: flex;
  justify-content: space-between;
  padding: 4px 0;
  font-size: 12px;
}
.trade-detail-row .td-label { color: var(--text-muted); }
.trade-detail-row .td-value { font-weight: 600; }

/* avatar group */
.avatar-group {
  display: flex;
}
.avatar-group .avatar-item {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--bg-secondary);
  overflow: hidden;
  margin-left: -8px;
}
.avatar-group .avatar-item:first-child { margin-left: 0; }
.avatar-group .avatar-item img { width: 100%; height: 100%; object-fit: cover; }
.avatar-group .avatar-more {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--bg-tertiary);
  border: 2px solid var(--bg-secondary);
  margin-left: -8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  font-weight: 700;
  color: var(--text-muted);
}

/* pulse animation for live elements */
.pulse-green {
  animation: pulseGreen 2s ease-in-out infinite;
}
@keyframes pulseGreen {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,197,94,.4); }
  50% { box-shadow: 0 0 0 8px rgba(34,197,94,0); }
}
.pulse-red {
  animation: pulseRed 2s ease-in-out infinite;
}
@keyframes pulseRed {
  0%, 100% { box-shadow: 0 0 0 0 rgba(239,68,68,.4); }
  50% { box-shadow: 0 0 0 8px rgba(239,68,68,0); }
}

/* empty state */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}
.empty-state i { width: 48px; height: 48px; margin-bottom: 16px; opacity: .4; }
.empty-state h3 { font-size: 18px; color: var(--text-secondary); margin-bottom: 8px; }
.empty-state p { font-size: 14px; margin-bottom: 20px; }

/* toggle switch */
.toggle-switch {
  position: relative;
  width: 44px;
  height: 24px;
  cursor: pointer;
}
.toggle-switch input { opacity: 0; width: 0; height: 0; }
.toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--border);
  border-radius: 12px;
  transition: .3s;
}
.toggle-slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--text-primary);
  left: 3px;
  bottom: 3px;
  transition: .3s;
}
.toggle-switch input:checked + .toggle-slider {
  background: var(--green);
}
.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(20px);
}

/* dropdown menu */
.dropdown {
  position: relative;
  display: inline-block;
}
.dropdown-menu {
  position: absolute;
  top: 100%;
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  min-width: 180px;
  box-shadow: var(--shadow-lg);
  z-index: 100;
  padding: 4px;
  display: none;
  margin-top: 4px;
}
.dropdown-menu.open { display: block; }
.dropdown-menu a, .dropdown-menu button {
  display: flex;
  align-items: center;
  gap: 8px;
  width: 100%;
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 13px;
  color: var(--text-secondary);
  background: none;
  cursor: pointer;
  text-align: left;
  transition: .15s;
}
.dropdown-menu a:hover, .dropdown-menu button:hover {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}
.dropdown-divider {
  height: 1px;
  background: var(--border);
  margin: 4px 0;
}

/* keyboard shortcut hint */
.kbd {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 2px 6px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-muted);
  font-family: var(--font-body);
  min-width: 20px;
}