:root {
  --primary: #7c3aed;
  --primary-dark: #6d28d9;
  --secondary: #2563eb;
  --accent: #06b6d4;
  --success: #10b981;
  --warning: #f59e0b;
  --danger: #ef4444;
  --bg-dark: #0f1117;
  --bg-card: #1a1d2e;
  --bg-card2: #1e2235;
  --bg-input: #111827;
  --border: #2d3748;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-subtle: #64748b;
  --gradient: linear-gradient(135deg, #7c3aed 0%, #2563eb 100%);
  --gradient-glow: linear-gradient(135deg, rgba(124,58,237,0.15) 0%, rgba(37,99,235,0.15) 100%);
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 30px rgba(124,58,237,0.2);
  --radius: 12px;
  --radius-lg: 16px;
  --radius-sm: 8px;
  --transition: all 0.25s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

a { color: var(--primary); text-decoration: none; transition: var(--transition); }
a:hover { color: #a78bfa; }

img { max-width: 100%; }

/* ===================== SCROLLBAR ===================== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

/* ===================== LAYOUT ===================== */
.container { max-width: 1280px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 480px; margin: 0 auto; padding: 0 24px; }
.container-md { max-width: 800px; margin: 0 auto; padding: 0 24px; }

/* ===================== NAVBAR ===================== */
.navbar {
  background: rgba(15,17,23,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0;
}
.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: 1280px;
  margin: 0 auto;
}
.navbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.5px;
}
.navbar-brand .brand-icon {
  width: 36px; height: 36px;
  background: var(--gradient);
  border-radius: 9px;
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
}
.navbar-brand span.accent { color: #a78bfa; }
.navbar-nav { display: flex; align-items: center; gap: 8px; }
.navbar-nav a {
  color: var(--text-muted);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
}
.navbar-nav a:hover, .navbar-nav a.active {
  color: #fff;
  background: rgba(124,58,237,0.15);
}
.navbar-right { display: flex; align-items: center; gap: 12px; }

/* ===================== SIDEBAR ===================== */
.app-layout { display: flex; min-height: calc(100vh - 65px); }
.sidebar {
  width: 240px;
  background: var(--bg-card);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  padding: 24px 0;
  position: sticky;
  top: 65px;
  height: calc(100vh - 65px);
  overflow-y: auto;
}
.sidebar-section { padding: 0 12px 16px; }
.sidebar-label {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--text-subtle);
  padding: 8px 12px 4px;
}
.sidebar-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 500;
  transition: var(--transition);
  margin-bottom: 2px;
}
.sidebar-link i { width: 18px; text-align: center; font-size: 14px; }
.sidebar-link:hover, .sidebar-link.active {
  color: #fff;
  background: rgba(124,58,237,0.15);
}
.sidebar-link.active { color: #a78bfa; }
.sidebar-link .badge {
  margin-left: auto;
  background: var(--primary);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 20px;
}
.main-content { flex: 1; padding: 28px 32px; overflow-x: hidden; }

/* ===================== CARDS ===================== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}
.card:hover { border-color: rgba(124,58,237,0.3); }
.card-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-title {
  font-size: 16px;
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-title i { color: var(--primary); font-size: 14px; }
.card-body { padding: 24px; }
.card-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--border);
  background: rgba(0,0,0,0.15);
}

/* Stat Cards */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; margin-bottom: 24px; }
.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: var(--transition);
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
}
.stat-card.purple::before { background: var(--primary); }
.stat-card.blue::before { background: var(--secondary); }
.stat-card.green::before { background: var(--success); }
.stat-card.yellow::before { background: var(--warning); }
.stat-card.cyan::before { background: var(--accent); }
.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow); border-color: rgba(124,58,237,0.3); }
.stat-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
  margin-bottom: 14px;
}
.stat-icon.purple { background: rgba(124,58,237,0.15); color: #a78bfa; }
.stat-icon.blue   { background: rgba(37,99,235,0.15);  color: #60a5fa; }
.stat-icon.green  { background: rgba(16,185,129,0.15); color: #34d399; }
.stat-icon.yellow { background: rgba(245,158,11,0.15); color: #fbbf24; }
.stat-icon.cyan   { background: rgba(6,182,212,0.15);  color: #22d3ee; }
.stat-value { font-size: 26px; font-weight: 800; color: #fff; line-height: 1; margin-bottom: 4px; }
.stat-label { font-size: 13px; color: var(--text-muted); }
.stat-change { font-size: 12px; margin-top: 8px; }
.stat-change.up { color: var(--success); }
.stat-change.down { color: var(--danger); }

/* ===================== FORMS ===================== */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 13px; font-weight: 600; color: var(--text-muted); margin-bottom: 6px; }
.form-label .required { color: var(--danger); margin-left: 3px; }
.form-control {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 11px 14px;
  font-size: 14px;
  transition: var(--transition);
  outline: none;
}
.form-control:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(124,58,237,0.15); }
.form-control::placeholder { color: var(--text-subtle); }
.form-control:disabled { opacity: 0.5; cursor: not-allowed; }
.form-select {
  width: 100%;
  background: var(--bg-input) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%2394a3b8' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E") no-repeat right 12px center;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  padding: 11px 36px 11px 14px;
  font-size: 14px;
  appearance: none;
  transition: var(--transition);
  outline: none;
  cursor: pointer;
}
.form-select:focus { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(124,58,237,0.15); }
.form-hint { font-size: 12px; color: var(--text-subtle); margin-top: 5px; }
.form-error { font-size: 12px; color: var(--danger); margin-top: 5px; }
.input-group { position: relative; display: flex; }
.input-group .form-control { flex: 1; border-radius: var(--radius-sm) 0 0 var(--radius-sm); }
.input-group-addon {
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-left: none;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 0 14px;
  color: var(--text-muted);
  font-size: 13px;
  display: flex; align-items: center;
}
.input-icon { position: relative; }
.input-icon .form-control { padding-left: 40px; }
.input-icon i { position: absolute; left: 13px; top: 50%; transform: translateY(-50%); color: var(--text-subtle); font-size: 14px; }
.form-check { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.form-check input[type="checkbox"] {
  width: 16px; height: 16px;
  accent-color: var(--primary);
  cursor: pointer;
  border-radius: 3px;
}
.form-check-label { font-size: 14px; color: var(--text-muted); cursor: pointer; }

/* ===================== BUTTONS ===================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn-primary { background: var(--gradient); color: #fff; }
.btn-primary:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: 0 4px 15px rgba(124,58,237,0.4); color: #fff; }
.btn-secondary { background: var(--bg-card2); border: 1px solid var(--border); color: var(--text-muted); }
.btn-secondary:hover { background: var(--border); color: #fff; }
.btn-success { background: var(--success); color: #fff; }
.btn-success:hover { background: #059669; color: #fff; }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { background: #dc2626; color: #fff; }
.btn-warning { background: var(--warning); color: #000; }
.btn-warning:hover { background: #d97706; color: #000; }
.btn-outline {
  background: transparent;
  border: 1px solid var(--primary);
  color: var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; }
.btn-sm { padding: 6px 14px; font-size: 13px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }
.btn-block { width: 100%; }
.btn-icon { width: 36px; height: 36px; padding: 0; border-radius: var(--radius-sm); }

/* Google Auth Button */
.btn-google {
  background: #fff;
  color: #1f2937;
  border: 1px solid #d1d5db;
  font-weight: 600;
}
.btn-google:hover { background: #f9fafb; color: #1f2937; box-shadow: 0 2px 10px rgba(0,0,0,0.1); }
.btn-google img { width: 18px; height: 18px; }

/* ===================== BADGES ===================== */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 3px 9px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.badge-primary   { background: rgba(124,58,237,0.2);  color: #a78bfa; border: 1px solid rgba(124,58,237,0.3); }
.badge-success   { background: rgba(16,185,129,0.15); color: #34d399; border: 1px solid rgba(16,185,129,0.3); }
.badge-warning   { background: rgba(245,158,11,0.15); color: #fbbf24; border: 1px solid rgba(245,158,11,0.3); }
.badge-danger    { background: rgba(239,68,68,0.15);  color: #f87171; border: 1px solid rgba(239,68,68,0.3); }
.badge-info      { background: rgba(6,182,212,0.15);  color: #22d3ee; border: 1px solid rgba(6,182,212,0.3); }
.badge-secondary { background: rgba(100,116,139,0.15); color: #94a3b8; border: 1px solid rgba(100,116,139,0.3); }
.badge-premium   { background: linear-gradient(135deg,rgba(245,158,11,0.2),rgba(239,68,68,0.2)); color: #fbbf24; border: 1px solid rgba(245,158,11,0.4); }

/* ===================== TABLE ===================== */
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead tr { border-bottom: 1px solid var(--border); }
thead th { padding: 12px 16px; text-align: left; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-subtle); }
tbody tr { border-bottom: 1px solid rgba(45,55,72,0.5); transition: var(--transition); }
tbody tr:hover { background: rgba(124,58,237,0.05); }
tbody tr:last-child { border-bottom: none; }
td { padding: 14px 16px; color: var(--text); vertical-align: middle; }
td .text-muted { color: var(--text-muted); font-size: 12px; }

/* ===================== ALERTS ===================== */
.alert {
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 16px;
}
.alert i { margin-top: 1px; flex-shrink: 0; }
.alert-success { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.3); color: #34d399; }
.alert-danger   { background: rgba(239,68,68,0.1);  border: 1px solid rgba(239,68,68,0.3);  color: #f87171; }
.alert-warning  { background: rgba(245,158,11,0.1); border: 1px solid rgba(245,158,11,0.3); color: #fbbf24; }
.alert-info     { background: rgba(6,182,212,0.1);  border: 1px solid rgba(6,182,212,0.3);  color: #22d3ee; }

/* ===================== AUTH PAGES ===================== */
.auth-wrapper {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 20px;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}
.auth-wrapper::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,0.12) 0%, transparent 70%);
  pointer-events: none;
}
.auth-wrapper::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(37,99,235,0.1) 0%, transparent 70%);
  pointer-events: none;
}
.auth-card {
  width: 100%;
  max-width: 440px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  position: relative;
  z-index: 1;
}
.auth-logo { text-align: center; margin-bottom: 28px; }
.auth-logo .logo-icon {
  width: 60px; height: 60px;
  background: var(--gradient);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  margin: 0 auto 12px;
  box-shadow: var(--shadow-glow);
}
.auth-logo h1 { font-size: 22px; font-weight: 800; color: #fff; }
.auth-logo p { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.auth-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 20px 0;
}
.auth-divider span { font-size: 12px; color: var(--text-subtle); white-space: nowrap; }
.auth-divider::before, .auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}
.auth-footer { text-align: center; font-size: 13px; color: var(--text-muted); margin-top: 20px; }

/* ===================== LANDING ===================== */
.hero {
  padding: 80px 0 60px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: radial-gradient(ellipse 80% 50% at 50% 0%, rgba(124,58,237,0.12), transparent);
  pointer-events: none;
}
.hero h1 {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  letter-spacing: -1px;
  margin-bottom: 16px;
}
.hero h1 .gradient-text {
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero p { font-size: 18px; color: var(--text-muted); max-width: 560px; margin: 0 auto 32px; line-height: 1.7; }
.hero-actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; }
.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
  margin-top: 48px;
  padding-top: 32px;
  border-top: 1px solid var(--border);
  flex-wrap: wrap;
}
.hero-stat-value { font-size: 28px; font-weight: 800; color: #fff; }
.hero-stat-label { font-size: 13px; color: var(--text-muted); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 16px;
  margin-top: 32px;
}
.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  transition: var(--transition);
  cursor: pointer;
}
.service-card:hover { border-color: rgba(124,58,237,0.4); transform: translateY(-2px); box-shadow: var(--shadow-glow); }
.service-card .service-type {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  margin-bottom: 12px;
}
.service-type.imei   { background: rgba(124,58,237,0.15); color: #a78bfa; }
.service-type.server { background: rgba(37,99,235,0.15);  color: #60a5fa; }
.service-type.remote { background: rgba(6,182,212,0.15);  color: #22d3ee; }
.service-card h3 { font-size: 15px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.service-card p { font-size: 13px; color: var(--text-muted); margin-bottom: 14px; }
.service-card .service-price {
  font-size: 18px;
  font-weight: 800;
  color: #a78bfa;
}
.service-card .service-price-note { font-size: 11px; color: var(--text-subtle); }

/* ===================== WALLET ===================== */
.wallet-balance {
  background: var(--gradient);
  border-radius: var(--radius-lg);
  padding: 28px;
  margin-bottom: 24px;
  position: relative;
  overflow: hidden;
}
.wallet-balance::after {
  content: '●';
  position: absolute;
  right: -20px; top: -20px;
  font-size: 200px;
  color: rgba(255,255,255,0.04);
  line-height: 1;
}
.wallet-balance .balance-label { font-size: 13px; color: rgba(255,255,255,0.7); margin-bottom: 8px; }
.wallet-balance .balance-amount { font-size: 36px; font-weight: 900; color: #fff; }
.wallet-balance .balance-toggle { font-size: 12px; color: rgba(255,255,255,0.6); cursor: pointer; margin-top: 4px; }
.payment-method-card {
  background: var(--bg-card2);
  border: 2px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  cursor: pointer;
  transition: var(--transition);
}
.payment-method-card:hover { border-color: var(--primary); }
.payment-method-card.selected { border-color: var(--primary); background: rgba(124,58,237,0.08); }
.payment-method-card .method-logo { height: 32px; margin-bottom: 10px; }
.payment-method-card h4 { font-size: 15px; font-weight: 700; color: #fff; }
.payment-method-card p { font-size: 13px; color: var(--text-muted); margin-top: 4px; }
.binance-qr { text-align: center; padding: 24px; }
.binance-qr .qr-warning {
  background: rgba(239,68,68,0.1);
  border: 2px solid var(--danger);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: #f87171;
  font-weight: 700;
  font-size: 14px;
  margin-bottom: 16px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.binance-qr .ref-code {
  font-family: 'Courier New', monospace;
  font-size: 22px;
  font-weight: 900;
  color: var(--warning);
  letter-spacing: 4px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin: 14px 0;
}
.binance-qr img.qr-img { border: 4px solid #fff; border-radius: var(--radius-sm); margin: 16px auto; display: block; }

/* ===================== TOASTS ===================== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 10px;
  pointer-events: none;
}
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  min-width: 300px;
  max-width: 400px;
  display: flex;
  align-items: flex-start;
  gap: 12px;
  box-shadow: var(--shadow);
  pointer-events: all;
  animation: slideIn 0.3s ease;
  position: relative;
  overflow: hidden;
}
.toast::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
}
.toast.success::before { background: var(--success); }
.toast.error::before   { background: var(--danger); }
.toast.warning::before { background: var(--warning); }
.toast.info::before    { background: var(--accent); }
.toast-icon { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.toast.success .toast-icon { color: var(--success); }
.toast.error   .toast-icon { color: var(--danger); }
.toast.warning .toast-icon { color: var(--warning); }
.toast.info    .toast-icon { color: var(--accent); }
.toast-content { flex: 1; }
.toast-title   { font-size: 14px; font-weight: 700; color: #fff; }
.toast-message { font-size: 13px; color: var(--text-muted); margin-top: 2px; }
.toast-close   { color: var(--text-subtle); cursor: pointer; font-size: 14px; flex-shrink: 0; }
.toast-close:hover { color: var(--text); }
@keyframes slideIn {
  from { transform: translateX(100%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}
@keyframes slideOut {
  to   { transform: translateX(110%); opacity: 0; }
}

/* ===================== MODAL ===================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }
.modal {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  max-height: 90vh;
  overflow-y: auto;
  transform: scale(0.95);
  transition: transform 0.25s ease;
}
.modal-overlay.open .modal { transform: scale(1); }
.modal-header {
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-title { font-size: 17px; font-weight: 700; color: #fff; }
.modal-close { color: var(--text-subtle); cursor: pointer; font-size: 18px; transition: var(--transition); }
.modal-close:hover { color: var(--danger); }
.modal-body { padding: 24px; }
.modal-footer { padding: 16px 24px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 10px; }

/* ===================== TABS ===================== */
.tabs { border-bottom: 1px solid var(--border); display: flex; gap: 4px; margin-bottom: 24px; }
.tab-btn {
  padding: 10px 18px;
  color: var(--text-muted);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition);
  border: none;
  background: none;
  margin-bottom: -1px;
}
.tab-btn.active { color: var(--primary); border-bottom-color: var(--primary); }
.tab-btn:hover { color: var(--text); }
.tab-pane { display: none; }
.tab-pane.active { display: block; }

/* ===================== PROGRESS ===================== */
.progress { height: 6px; background: var(--bg-input); border-radius: 3px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 3px; background: var(--gradient); transition: width 0.5s ease; }

/* ===================== DIVIDER ===================== */
.divider { height: 1px; background: var(--border); margin: 20px 0; }

/* ===================== UTILS ===================== */
.text-center  { text-align: center; }
.text-right   { text-align: right; }
.text-muted   { color: var(--text-muted); }
.text-subtle  { color: var(--text-subtle); }
.text-white   { color: #fff; }
.text-primary { color: var(--primary); }
.text-success { color: var(--success); }
.text-danger  { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-accent  { color: var(--accent); }
.font-bold    { font-weight: 700; }
.font-mono    { font-family: 'Courier New', monospace; }
.d-flex       { display: flex; }
.align-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8  { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.mt-8   { margin-top: 8px; }
.mt-12  { margin-top: 12px; }
.mt-16  { margin-top: 16px; }
.mt-20  { margin-top: 20px; }
.mt-24  { margin-top: 24px; }
.mb-8   { margin-bottom: 8px; }
.mb-16  { margin-bottom: 16px; }
.mb-20  { margin-bottom: 20px; }
.mb-24  { margin-bottom: 24px; }
.p-0    { padding: 0; }
.w-full { width: 100%; }
.flex-1 { flex: 1; }
.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; }

/* ===================== LOADING ===================== */
.spinner {
  width: 20px; height: 20px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay {
  position: fixed; inset: 0;
  background: rgba(15,17,23,0.7);
  z-index: 9998;
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none; transition: opacity 0.2s;
}
.loading-overlay.show { opacity: 1; pointer-events: all; }

/* ===================== EMPTY STATE ===================== */
.empty-state {
  text-align: center;
  padding: 48px 24px;
  color: var(--text-muted);
}
.empty-state i { font-size: 40px; color: var(--text-subtle); margin-bottom: 16px; }
.empty-state h3 { font-size: 16px; font-weight: 700; color: var(--text); margin-bottom: 8px; }
.empty-state p { font-size: 14px; margin-bottom: 20px; }

/* ===================== PAGINATION ===================== */
.pagination {
  display: flex;
  align-items: center;
  gap: 4px;
  justify-content: center;
  margin-top: 20px;
}
.pagination a, .pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px; height: 34px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  color: var(--text-muted);
  border: 1px solid var(--border);
  transition: var(--transition);
}
.pagination a:hover { background: rgba(124,58,237,0.15); color: #fff; border-color: var(--primary); }
.pagination .active { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ===================== RESPONSIVE ===================== */
@media (max-width: 1024px) {
  .sidebar { width: 200px; }
  .main-content { padding: 20px; }
}
@media (max-width: 768px) {
  .app-layout { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; padding: 12px 0; border-right: none; border-bottom: 1px solid var(--border); }
  .sidebar-link { display: inline-flex; }
  .main-content { padding: 16px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 28px; }
  .hero p { font-size: 15px; }
  .auth-card { padding: 28px 20px; }
}
@media (max-width: 480px) {
  .stat-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 24px; }
  .navbar-nav { display: none; }
}

/* ===================== ADMIN SPECIFIC ===================== */
.admin-sidebar { background: #111827; }
.admin-sidebar .sidebar-link.active { background: rgba(124,58,237,0.2); }
.config-section {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  margin-bottom: 20px;
  overflow: hidden;
}
.config-section-header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  background: rgba(0,0,0,0.15);
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.config-section-header h3 { font-size: 15px; font-weight: 700; color: #fff; flex: 1; }
.config-section-header i { color: var(--primary); }
.config-section-body { padding: 20px; }
.api-key-field .form-control { font-family: monospace; letter-spacing: 1px; }

/* Currency toggle */
.currency-toggle {
  display: flex;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.currency-toggle button {
  flex: 1;
  padding: 8px 16px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}
.currency-toggle button.active { background: var(--primary); color: #fff; }