/* TradeX Platform - Premium Fintech CSS */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;500;600;700;800&family=Space+Mono:wght@400;700&family=Outfit:wght@300;400;500;600;700&display=swap');

/* ==================== VARIABLES ==================== */
:root {
  --bg-primary: #080c14;
  --bg-secondary: #0d1421;
  --bg-card: #111827;
  --bg-card-hover: #162032;
  --bg-input: #0d1928;
  --border: #1e2d42;
  --border-light: #253347;
  --accent: #00d4ff;
  --accent-dark: #0099cc;
  --accent-glow: rgba(0,212,255,0.15);
  --green: #00ff88;
  --green-dark: #00cc6a;
  --green-glow: rgba(0,255,136,0.15);
  --red: #ff4466;
  --red-dark: #cc2244;
  --red-glow: rgba(255,68,102,0.15);
  --gold: #ffd700;
  --gold-glow: rgba(255,215,0,0.15);
  --purple: #8b5cf6;
  --text-primary: #e8f0fe;
  --text-secondary: #8ba3c0;
  --text-muted: #4a6280;
  --font-main: 'Outfit', sans-serif;
  --font-display: 'Syne', sans-serif;
  --font-mono: 'Space Mono', monospace;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(0,212,255,0.1);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
  --bg-primary: #f0f4f8;
  --bg-secondary: #e8edf4;
  --bg-card: #ffffff;
  --bg-card-hover: #f5f8fc;
  --bg-input: #f8fafc;
  --border: #d1dce8;
  --border-light: #e2eaf3;
  --text-primary: #0d1421;
  --text-secondary: #4a6280;
  --text-muted: #8ba3c0;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
}

/* ==================== RESET ==================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
  font-size: 15px;
}
a { color: var(--accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--accent-dark); }
img { max-width: 100%; height: auto; }
button { cursor: pointer; font-family: var(--font-main); }
input, select, textarea { font-family: var(--font-main); }

/* ==================== BACKGROUND ANIMATION ==================== */
.bg-animate {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.06;
  animation: float 20s infinite ease-in-out;
}
.bg-orb-1 { width: 600px; height: 600px; background: var(--accent); top: -200px; right: -100px; animation-delay: 0s; }
.bg-orb-2 { width: 400px; height: 400px; background: var(--purple); bottom: 100px; left: -100px; animation-delay: -7s; }
.bg-orb-3 { width: 300px; height: 300px; background: var(--green); top: 50%; left: 50%; animation-delay: -14s; }
@keyframes float {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(30px,-30px) scale(1.05); }
  66% { transform: translate(-20px,20px) scale(0.95); }
}

/* Grid lines */
.bg-grid {
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  pointer-events: none;
  z-index: 0;
}

/* ==================== LAYOUT ==================== */
.page-wrapper { position: relative; z-index: 1; min-height: 100vh; }
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 960px; margin: 0 auto; padding: 0 24px; }

/* ==================== NAVBAR ==================== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(8,12,20,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  height: 70px;
  display: flex;
  align-items: center;
}
[data-theme="light"] .navbar { background: rgba(240,244,248,0.85); }

.navbar .container { display: flex; align-items: center; justify-content: space-between; width: 100%; }
.nav-logo {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 800;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo span { color: var(--accent); }
.nav-logo-icon {
  width: 36px; height: 36px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  color: var(--text-secondary);
  padding: 8px 14px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  display: flex; align-items: center; gap: 6px;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--accent);
  background: var(--accent-glow);
}
.nav-actions { display: flex; align-items: center; gap: 12px; }
.nav-balance {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 16px;
  font-size: 14px;
  font-weight: 600;
  font-family: var(--font-mono);
  color: var(--green);
}
.nav-avatar {
  width: 38px; height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--purple));
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  overflow: hidden;
}
.nav-avatar:hover { border-color: var(--accent); }
.nav-avatar img { width: 100%; height: 100%; object-fit: cover; }

/* User dropdown */
.user-menu { position: relative; }
.dropdown-menu {
  position: absolute;
  top: calc(100% + 10px);
  right: 0;
  width: 220px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  z-index: 100;
}
.dropdown-menu.show { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--text-secondary);
  font-size: 14px;
  transition: var(--transition);
}
.dropdown-item:hover { color: var(--text-primary); background: var(--border); }
.dropdown-divider { height: 1px; background: var(--border); margin: 4px 0; }

/* Theme toggle */
.theme-toggle {
  width: 38px; height: 38px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
  color: var(--text-secondary);
  font-size: 18px;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 5px; }
.hamburger span { display: block; width: 22px; height: 2px; background: var(--text-secondary); border-radius: 2px; transition: var(--transition); }

/* ==================== SIDEBAR ==================== */
.dashboard-layout { display: flex; min-height: calc(100vh - 70px); }
.sidebar {
  width: 250px;
  flex-shrink: 0;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  padding: 24px 16px;
  position: sticky;
  top: 70px;
  height: calc(100vh - 70px);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--border) transparent;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

.sidebar-section { margin-bottom: 28px; }
.sidebar-label {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0 12px;
  margin-bottom: 8px;
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  color: var(--text-secondary);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  position: relative;
}
.sidebar-link:hover { color: var(--text-primary); background: var(--border); }
.sidebar-link.active {
  color: var(--accent);
  background: var(--accent-glow);
}
.sidebar-link .badge {
  margin-left: auto;
  background: var(--red);
  color: white;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 20px;
  min-width: 18px;
  text-align: center;
}
.sidebar-link svg { flex-shrink: 0; width: 18px; height: 18px; }

.main-content { flex: 1; padding: 32px 28px; min-width: 0; }

/* ==================== CARDS ==================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: var(--transition);
}
.card:hover { border-color: var(--border-light); }
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}
.card-title {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
}
.card-subtitle { font-size: 13px; color: var(--text-muted); margin-top: 2px; }

/* Stat cards */
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--purple));
  opacity: 0;
  transition: var(--transition);
}
.stat-card:hover::before { opacity: 1; }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.stat-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 16px;
}
.stat-icon.blue { background: var(--accent-glow); color: var(--accent); }
.stat-icon.green { background: var(--green-glow); color: var(--green); }
.stat-icon.red { background: var(--red-glow); color: var(--red); }
.stat-icon.gold { background: var(--gold-glow); color: var(--gold); }
.stat-value {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: var(--text-primary);
  line-height: 1;
  margin-bottom: 6px;
}
.stat-label { font-size: 13px; color: var(--text-muted); font-weight: 500; }
.stat-change { font-size: 12px; font-weight: 600; margin-top: 8px; }
.stat-change.up { color: var(--green); }
.stat-change.down { color: var(--red); }

/* Grid */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-auto { grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); }

/* ==================== BUTTONS ==================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 600;
  border: none;
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}
.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.1);
  opacity: 0;
  transition: opacity 0.2s;
}
.btn:hover::after { opacity: 1; }
.btn:active { transform: scale(0.98); }
.btn-primary {
  background: linear-gradient(135deg, var(--accent), #0066ff);
  color: white;
  box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}
.btn-primary:hover { box-shadow: 0 6px 30px rgba(0,212,255,0.5); transform: translateY(-1px); color: white; }
.btn-success {
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #001a0d;
  box-shadow: 0 4px 20px var(--green-glow);
  font-weight: 700;
}
.btn-success:hover { box-shadow: 0 6px 30px rgba(0,255,136,0.4); transform: translateY(-1px); }
.btn-danger {
  background: linear-gradient(135deg, var(--red), var(--red-dark));
  color: white;
  box-shadow: 0 4px 20px var(--red-glow);
}
.btn-danger:hover { box-shadow: 0 6px 30px rgba(255,68,102,0.4); transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
}
.btn-outline:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }
.btn-gold {
  background: linear-gradient(135deg, var(--gold), #ff8c00);
  color: #1a1000;
  font-weight: 700;
}
.btn-sm { padding: 8px 16px; font-size: 13px; border-radius: 8px; }
.btn-lg { padding: 16px 32px; font-size: 16px; border-radius: 12px; }
.btn-block { width: 100%; }
.btn-icon { padding: 10px; border-radius: 8px; }

/* ==================== FORMS ==================== */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 8px;
  letter-spacing: 0.3px;
}
.form-control {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font-main);
  transition: var(--transition);
  outline: none;
  -webkit-appearance: none;
}
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.form-control::placeholder { color: var(--text-muted); }
.form-control-icon { position: relative; }
.form-control-icon .form-control { padding-left: 44px; }
.form-control-icon .input-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  width: 18px; height: 18px;
}
select.form-control { cursor: pointer; }
textarea.form-control { resize: vertical; min-height: 100px; }
.form-hint { font-size: 12px; color: var(--text-muted); margin-top: 6px; }
.form-error { font-size: 12px; color: var(--red); margin-top: 6px; }

/* ==================== TABLES ==================== */
.table-wrapper { overflow-x: auto; border-radius: var(--radius); }
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
thead th {
  background: var(--bg-secondary);
  padding: 12px 16px;
  text-align: left;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
}
thead th:first-child { border-radius: 10px 0 0 10px; }
thead th:last-child { border-radius: 0 10px 10px 0; }
tbody tr { border-bottom: 1px solid var(--border); transition: var(--transition); }
tbody tr:last-child { border-bottom: none; }
tbody tr:hover { background: var(--bg-secondary); }
tbody td { padding: 14px 16px; color: var(--text-primary); vertical-align: middle; }
.td-mono { font-family: var(--font-mono); font-size: 12px; }

/* ==================== BADGES ==================== */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-success { background: var(--green-glow); color: var(--green); }
.badge-danger { background: var(--red-glow); color: var(--red); }
.badge-warning { background: var(--gold-glow); color: var(--gold); }
.badge-info { background: var(--accent-glow); color: var(--accent); }
.badge-secondary { background: var(--border); color: var(--text-muted); }

/* ==================== ALERTS ==================== */
.alert {
  padding: 14px 18px;
  border-radius: 10px;
  font-size: 14px;
  margin-bottom: 16px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}
.alert-success { background: var(--green-glow); border: 1px solid rgba(0,255,136,0.3); color: var(--green); }
.alert-danger { background: var(--red-glow); border: 1px solid rgba(255,68,102,0.3); color: var(--red); }
.alert-warning { background: var(--gold-glow); border: 1px solid rgba(255,215,0,0.3); color: var(--gold); }
.alert-info { background: var(--accent-glow); border: 1px solid rgba(0,212,255,0.3); color: var(--accent); }

/* ==================== MODALS ==================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.modal-overlay.show { display: flex; }
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 500px;
  max-height: 90vh;
  overflow-y: auto;
  animation: modalIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  box-shadow: 0 25px 60px rgba(0,0,0,0.5);
}
@keyframes modalIn { from { opacity: 0; transform: scale(0.9) translateY(20px); } to { opacity: 1; transform: scale(1) translateY(0); } }
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 24px 0;
}
.modal-title { font-family: var(--font-display); font-size: 20px; font-weight: 700; }
.modal-close {
  width: 32px; height: 32px;
  background: var(--bg-secondary);
  border: none;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: var(--transition);
}
.modal-close:hover { color: var(--text-primary); background: var(--border); }
.modal-body { padding: 24px; }
.modal-footer { padding: 0 24px 24px; display: flex; gap: 12px; justify-content: flex-end; }

/* ==================== TABS ==================== */
.tabs { display: flex; gap: 4px; background: var(--bg-secondary); padding: 4px; border-radius: 10px; }
.tab-btn {
  flex: 1;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  background: transparent;
  cursor: pointer;
  transition: var(--transition);
}
.tab-btn.active { background: var(--bg-card); color: var(--text-primary); box-shadow: 0 2px 8px rgba(0,0,0,0.3); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ==================== TRADE SPECIFIC ==================== */
.price-ticker {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 700;
  color: var(--text-primary);
}
.price-change.up { color: var(--green); }
.price-change.down { color: var(--red); }

.trade-btn-group { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin: 20px 0; }
.trade-btn {
  padding: 20px;
  border-radius: 16px;
  border: 2px solid transparent;
  font-size: 18px;
  font-weight: 800;
  font-family: var(--font-display);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.trade-btn-up {
  background: var(--green-glow);
  border-color: var(--green);
  color: var(--green);
}
.trade-btn-up:hover {
  background: var(--green);
  color: #001a0d;
  box-shadow: 0 8px 32px rgba(0,255,136,0.4);
  transform: translateY(-2px);
}
.trade-btn-down {
  background: var(--red-glow);
  border-color: var(--red);
  color: var(--red);
}
.trade-btn-down:hover {
  background: var(--red);
  color: white;
  box-shadow: 0 8px 32px rgba(255,68,102,0.4);
  transform: translateY(-2px);
}
.trade-btn-sub { font-size: 12px; font-weight: 500; opacity: 0.7; }

/* Timer ring */
.timer-ring { width: 80px; height: 80px; position: relative; }
.timer-ring svg { transform: rotate(-90deg); }
.timer-ring circle { fill: none; stroke: var(--border); stroke-width: 4; }
.timer-ring .progress {
  stroke: var(--accent);
  stroke-linecap: round;
  transition: stroke-dashoffset 1s linear;
}
.timer-value {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 18px;
  font-weight: 700;
}

/* Symbol selector */
.symbol-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px 16px;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 12px;
}
.symbol-card:hover, .symbol-card.selected { border-color: var(--accent); background: var(--accent-glow); }
.symbol-icon { width: 36px; height: 36px; border-radius: 50%; background: var(--border); display: flex; align-items: center; justify-content: center; font-size: 16px; }
.symbol-name { font-weight: 700; font-size: 14px; }
.symbol-price { font-family: var(--font-mono); font-size: 13px; color: var(--text-secondary); }
.symbol-change { font-size: 12px; font-weight: 600; }

/* ==================== NOTIFICATION ==================== */
.notif-bell { position: relative; cursor: pointer; }
.notif-count {
  position: absolute;
  top: -5px; right: -5px;
  background: var(--red);
  color: white;
  font-size: 10px;
  font-weight: 700;
  width: 18px; height: 18px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.notif-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: -100px;
  width: 320px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0;
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  transition: var(--transition);
  z-index: 100;
  overflow: hidden;
}
.notif-dropdown.show { opacity: 1; visibility: visible; transform: translateY(0); }
.notif-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.notif-item { padding: 14px 20px; border-bottom: 1px solid var(--border); transition: var(--transition); cursor: pointer; }
.notif-item:hover { background: var(--bg-secondary); }
.notif-item:last-child { border-bottom: none; }
.notif-item-title { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.notif-item-text { font-size: 12px; color: var(--text-muted); margin-top: 3px; }
.notif-item-time { font-size: 11px; color: var(--text-muted); margin-top: 4px; }

/* ==================== LIVE CHAT ==================== */
.chat-window {
  display: flex;
  flex-direction: column;
  height: 500px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.chat-header {
  padding: 16px 20px;
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 12px;
}
.chat-avatar { width: 38px; height: 38px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), var(--purple)); display: flex; align-items: center; justify-content: center; font-size: 18px; }
.chat-messages { flex: 1; overflow-y: auto; padding: 20px; display: flex; flex-direction: column; gap: 16px; }
.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
.message { display: flex; gap: 10px; max-width: 80%; }
.message.own { flex-direction: row-reverse; align-self: flex-end; }
.message-avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--border); flex-shrink: 0; overflow: hidden; display: flex; align-items: center; justify-content: center; font-size: 14px; }
.message-bubble {
  background: var(--bg-secondary);
  border-radius: 12px 12px 12px 4px;
  padding: 10px 14px;
  font-size: 14px;
  line-height: 1.5;
  border: 1px solid var(--border);
}
.message.own .message-bubble {
  background: var(--accent-glow);
  border-color: rgba(0,212,255,0.3);
  border-radius: 12px 12px 4px 12px;
}
.message-time { font-size: 11px; color: var(--text-muted); margin-top: 4px; }
.chat-input-area {
  padding: 16px 20px;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  display: flex;
  gap: 10px;
}
.chat-input {
  flex: 1;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 16px;
  color: var(--text-primary);
  font-size: 14px;
  font-family: var(--font-main);
  outline: none;
  transition: var(--transition);
}
.chat-input:focus { border-color: var(--accent); }

/* ==================== PROGRESS ==================== */
.progress-bar { background: var(--border); border-radius: 4px; height: 6px; overflow: hidden; }
.progress-fill { height: 100%; border-radius: 4px; background: linear-gradient(90deg, var(--accent), var(--purple)); transition: width 0.5s ease; }
.progress-fill.green { background: linear-gradient(90deg, var(--green-dark), var(--green)); }
.progress-fill.red { background: linear-gradient(90deg, var(--red-dark), var(--red)); }

/* ==================== PAGINATION ==================== */
.pagination { display: flex; align-items: center; gap: 8px; justify-content: center; margin-top: 24px; }
.page-btn {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 8px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: var(--bg-card);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}
.page-btn:hover, .page-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

/* ==================== FOOTER ==================== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 48px 0 24px;
  margin-top: auto;
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand { max-width: 280px; }
.footer-brand p { font-size: 14px; color: var(--text-muted); margin-top: 16px; line-height: 1.8; }
.footer-col h4 { font-size: 14px; font-weight: 700; color: var(--text-primary); margin-bottom: 16px; }
.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: var(--transition);
}
.footer-col a:hover { color: var(--accent); }
.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--text-muted);
}
.footer-social { display: flex; gap: 12px; }
.social-btn {
  width: 36px; height: 36px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted);
  transition: var(--transition);
  font-size: 16px;
}
.social-btn:hover { border-color: var(--accent); color: var(--accent); }

/* ==================== AUTH PAGES ==================== */
.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  position: relative;
}
.auth-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  width: 100%;
  max-width: 480px;
  box-shadow: 0 32px 80px rgba(0,0,0,0.4);
  position: relative;
  z-index: 1;
}
.auth-logo { text-align: center; margin-bottom: 32px; }
.auth-title { font-family: var(--font-display); font-size: 28px; font-weight: 800; text-align: center; margin-bottom: 8px; }
.auth-subtitle { text-align: center; color: var(--text-muted); font-size: 14px; margin-bottom: 32px; }
.auth-divider { display: flex; align-items: center; gap: 16px; margin: 24px 0; }
.auth-divider::before, .auth-divider::after { content: ''; flex: 1; height: 1px; background: var(--border); }
.auth-divider span { font-size: 12px; color: var(--text-muted); }

/* ==================== LOADING ==================== */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid transparent;
  border-top-color: currentColor;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay {
  position: fixed; inset: 0;
  background: rgba(8,12,20,0.9);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 16px;
}
.loading-text { font-size: 14px; color: var(--text-muted); }

/* ==================== RESPONSIVE ==================== */
@media (max-width: 1200px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 1024px) {
  .sidebar { width: 200px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
  .sidebar { display: none; position: fixed; left: 0; top: 70px; height: calc(100vh - 70px); z-index: 500; transition: transform 0.3s; transform: translateX(-100%); }
  .sidebar.open { display: block; transform: translateX(0); }
  .main-content { padding: 20px 16px; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .auth-card { padding: 32px 24px; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 16px; }
  .trade-btn-group { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .stat-value { font-size: 22px; }
}

/* ==================== UTILITIES ==================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-green { color: var(--green) !important; }
.text-red { color: var(--red) !important; }
.text-accent { color: var(--accent) !important; }
.text-gold { color: var(--gold) !important; }
.text-muted { color: var(--text-muted) !important; }
.font-mono { font-family: var(--font-mono) !important; }
.fw-bold { font-weight: 700 !important; }
.d-flex { display: flex !important; }
.align-center { align-items: center !important; }
.justify-between { justify-content: space-between !important; }
.gap-8 { gap: 8px !important; }
.gap-12 { gap: 12px !important; }
.gap-16 { gap: 16px !important; }
.mt-8 { margin-top: 8px !important; }
.mt-16 { margin-top: 16px !important; }
.mt-24 { margin-top: 24px !important; }
.mb-8 { margin-bottom: 8px !important; }
.mb-16 { margin-bottom: 16px !important; }
.mb-24 { margin-bottom: 24px !important; }
.p-0 { padding: 0 !important; }
.hidden { display: none !important; }
.w-100 { width: 100%; }
.rounded { border-radius: var(--radius); }
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* Pulse animation */
.pulse { animation: pulse 2s infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.5; } }

/* Slide in */
.slide-up { animation: slideUp 0.4s ease; }
@keyframes slideUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* Glow borders */
.glow-border { box-shadow: 0 0 0 1px var(--accent), 0 0 20px var(--accent-glow); }
.glow-green { box-shadow: 0 0 0 1px var(--green), 0 0 20px var(--green-glow); }
.glow-red { box-shadow: 0 0 0 1px var(--red), 0 0 20px var(--red-glow); }

/* Chip/tag */
.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: var(--border);
  border-radius: 20px;
  font-size: 12px;
  color: var(--text-secondary);
}
.chip.active { background: var(--accent-glow); color: var(--accent); }

/* Live indicator */
.live-dot {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  font-weight: 600;
  color: var(--green);
}
.live-dot::before {
  content: '';
  width: 7px; height: 7px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 1.5s infinite;
}

/* Amount presets */
.amount-presets { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.amount-preset {
  padding: 6px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  background: var(--bg-secondary);
  cursor: pointer;
  transition: var(--transition);
}
.amount-preset:hover { border-color: var(--accent); color: var(--accent); }

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