/* ─── FX_Wallet Design System ─────────────────────────────────────── */
:root {
  --bg-primary:   #0a0e1a;
  --bg-card:      #111827;
  --bg-card2:     #1a2236;
  --accent1:      #00c6ff;
  --accent2:      #0072ff;
  --accent3:      #7b2ff7;
  --success:      #00d97e;
  --danger:       #ff4d6d;
  --warning:      #ffa600;
  --text-primary: #e2e8f0;
  --text-muted:   #6b7a99;
  --border:       rgba(255,255,255,0.07);
  --glass:        rgba(255,255,255,0.04);
  --shadow:       0 8px 32px rgba(0,0,0,0.4);
  --radius:       16px;
  --radius-sm:    10px;
  --font:         'Inter', 'Segoe UI', sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  overflow-x: hidden;
}

/* ─── Typography ─────────────────────────────────────────────── */
h1,h2,h3,h4 { font-weight:700; }
.text-muted  { color: var(--text-muted); font-size:.875rem; }
.text-success{ color: var(--success); }
.text-danger { color: var(--danger); }
.text-accent { color: var(--accent1); }

/* ─── Container ─────────────────────────────────────────────── */
.container { max-width:480px; margin:0 auto; padding:0 16px; }
.container-wide { max-width:1200px; margin:0 auto; padding:0 24px; }

/* ─── Glassmorphism Cards ───────────────────────────────────── */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.card::before {
  content:'';
  position:absolute;
  top:-1px; left:-1px; right:-1px;
  height:2px;
  background: linear-gradient(90deg, var(--accent1), var(--accent2), var(--accent3));
  border-radius: var(--radius) var(--radius) 0 0;
}
.card-glass {
  background: var(--glass);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* ─── Gradient Text ─────────────────────────────────────────── */
.grad-text {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:12px 24px;
  border-radius: var(--radius-sm);
  font-weight:600; font-size:.9rem;
  cursor:pointer; border:none; text-decoration:none;
  transition: all .25s ease;
}
.btn-primary {
  background: linear-gradient(135deg, var(--accent1), var(--accent2));
  color:#fff;
  box-shadow: 0 4px 20px rgba(0,114,255,.35);
}
.btn-primary:hover {
  transform:translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,114,255,.5);
}
.btn-outline {
  background: transparent;
  border: 1px solid var(--accent2);
  color: var(--accent1);
}
.btn-outline:hover {
  background: rgba(0,114,255,.1);
}
.btn-success {
  background: linear-gradient(135deg, #00d97e, #00b464);
  color:#fff;
}
.btn-danger {
  background: linear-gradient(135deg, #ff4d6d, #c9184a);
  color:#fff;
}
.btn-warning {
  background: linear-gradient(135deg, #ffa600, #ff7900);
  color:#fff;
}
.btn-block { width:100%; }
.btn-sm { padding:8px 16px; font-size:.8rem; }

/* ─── Forms ─────────────────────────────────────────────────── */
.form-group { margin-bottom:18px; }
.form-label { display:block; font-size:.85rem; color:var(--text-muted); margin-bottom:6px; font-weight:500; }
.form-control {
  width:100%;
  background: var(--bg-card2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding:12px 16px;
  color: var(--text-primary);
  font-size:.95rem;
  transition: border-color .2s;
  outline:none;
}
.form-control:focus {
  border-color: var(--accent2);
  box-shadow: 0 0 0 3px rgba(0,114,255,.15);
}
.form-control::placeholder { color: var(--text-muted); }
.input-group { position:relative; }
.input-group .form-control { padding-right:48px; }
.input-icon {
  position:absolute; right:14px; top:50%; transform:translateY(-50%);
  color:var(--text-muted); cursor:pointer; font-size:1.1rem;
}
.input-group-prefix {
  position:absolute; left:14px; top:50%; transform:translateY(-50%);
  color:var(--text-muted); font-size:.9rem;
}
.input-group .form-control.with-prefix { padding-left:40px; }
.form-hint { font-size:.78rem; color:var(--text-muted); margin-top:4px; }
.pin-input {
  letter-spacing:8px; font-size:1.4rem; text-align:center;
  font-weight:700;
}

/* ─── Alerts ────────────────────────────────────────────────── */
.alert {
  padding:14px 16px;
  border-radius: var(--radius-sm);
  font-size:.9rem;
  margin-bottom:16px;
  display:flex; align-items:center; gap:10px;
}
.alert-success { background:rgba(0,217,126,.1); border:1px solid rgba(0,217,126,.3); color:var(--success); }
.alert-danger  { background:rgba(255,77,109,.1); border:1px solid rgba(255,77,109,.3); color:var(--danger); }
.alert-warning { background:rgba(255,166,0,.1);  border:1px solid rgba(255,166,0,.3);  color:var(--warning); }
.alert-info    { background:rgba(0,198,255,.1);  border:1px solid rgba(0,198,255,.3);  color:var(--accent1); }

/* ─── Top Nav ───────────────────────────────────────────────── */
.topnav {
  background: rgba(10,14,26,.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 14px 20px;
  display:flex; align-items:center; justify-content:space-between;
  position:sticky; top:0; z-index:100;
}
.topnav-logo { display:flex; align-items:center; gap:8px; font-weight:700; font-size:1.1rem; }
.topnav-logo span { font-size:1.4rem; }
.topnav-actions { display:flex; gap:12px; align-items:center; }
.avatar {
  width:36px; height:36px; border-radius:50%;
  background:linear-gradient(135deg,var(--accent1),var(--accent3));
  display:flex; align-items:center; justify-content:center;
  font-weight:700; font-size:.9rem; cursor:pointer;
}

/* ─── Bottom Nav ────────────────────────────────────────────── */
.bottom-nav {
  position:fixed; bottom:0; left:0; right:0;
  background:rgba(17,24,39,.98);
  backdrop-filter: blur(20px);
  border-top:1px solid var(--border);
  display:flex; justify-content:space-around;
  padding:8px 0 calc(8px + env(safe-area-inset-bottom));
  z-index:100;
}
.bottom-nav a {
  display:flex; flex-direction:column; align-items:center; gap:4px;
  color:var(--text-muted); text-decoration:none; font-size:.7rem;
  flex:1; padding:4px;
  transition: color .2s;
}
.bottom-nav a .nav-icon { font-size:1.3rem; }
.bottom-nav a.active, .bottom-nav a:hover { color:var(--accent1); }
.bottom-nav a.active .nav-icon { filter:drop-shadow(0 0 6px var(--accent1)); }

/* ─── Balance Widget ────────────────────────────────────────── */
.balance-card {
  background:linear-gradient(135deg,#0d1b3e,#0a2d5c,#0d1b3e);
  border:1px solid rgba(0,198,255,.2);
  border-radius: 20px;
  padding:28px;
  position:relative; overflow:hidden;
  box-shadow: 0 12px 40px rgba(0,114,255,.25);
}
.balance-card::after {
  content:'';
  position:absolute; width:200px; height:200px;
  background:radial-gradient(circle,rgba(0,198,255,.15),transparent);
  right:-40px; top:-40px; border-radius:50%;
}
.balance-label { font-size:.8rem; color:rgba(255,255,255,.5); letter-spacing:1px; text-transform:uppercase; }
.balance-amount { font-size:2.4rem; font-weight:800; margin:8px 0; }
.balance-currency { font-size:1rem; color:rgba(255,255,255,.6); }
.eye-toggle { background:none; border:none; color:rgba(255,255,255,.5); cursor:pointer; font-size:1.1rem; }

/* ─── Action Buttons Row ────────────────────────────────────── */
.action-row {
  display:flex; gap:12px; margin:20px 0;
}
.action-btn {
  flex:1; display:flex; flex-direction:column; align-items:center; gap:8px;
  padding:16px 8px;
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:var(--radius);
  text-decoration:none; color:var(--text-primary);
  transition:all .25s;
  cursor:pointer;
}
.action-btn:hover { border-color:var(--accent2); background:var(--bg-card2); transform:translateY(-2px); }
.action-btn .icon {
  width:44px; height:44px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.2rem;
}
.icon-deposit  { background:rgba(0,217,126,.15); color:var(--success); }
.icon-withdraw { background:rgba(255,77,109,.15); color:var(--danger); }
.icon-send     { background:rgba(0,198,255,.15);  color:var(--accent1); }
.icon-history  { background:rgba(123,47,247,.15); color:var(--accent3); }
.action-btn span { font-size:.78rem; color:var(--text-muted); }

/* ─── Transaction List ──────────────────────────────────────── */
.tx-item {
  display:flex; align-items:center; gap:14px;
  padding:14px 0;
  border-bottom:1px solid var(--border);
}
.tx-item:last-child { border-bottom:none; }
.tx-icon {
  width:42px; height:42px; border-radius:12px;
  display:flex; align-items:center; justify-content:center;
  font-size:1.1rem; flex-shrink:0;
}
.tx-in  { background:rgba(0,217,126,.12); color:var(--success); }
.tx-out { background:rgba(255,77,109,.12); color:var(--danger); }
.tx-info { flex:1; min-width:0; }
.tx-type { font-size:.9rem; font-weight:600; }
.tx-date { font-size:.75rem; color:var(--text-muted); }
.tx-amount { font-weight:700; font-size:.95rem; }

/* ─── Network Badges ────────────────────────────────────────── */
.network-badge {
  display:inline-flex; align-items:center; gap:4px;
  padding:3px 10px; border-radius:20px; font-size:.72rem; font-weight:600;
}
.badge-trc20 { background:rgba(255,66,55,.15); color:#ff4237; border:1px solid rgba(255,66,55,.3); }
.badge-erc20 { background:rgba(98,126,234,.15); color:#627eea; border:1px solid rgba(98,126,234,.3); }
.badge-bep20 { background:rgba(240,185,11,.15); color:#f0b90b; border:1px solid rgba(240,185,11,.3); }

/* ─── Status Badges ─────────────────────────────────────────── */
.status-badge { padding:3px 10px; border-radius:20px; font-size:.72rem; font-weight:600; }
.status-completed { background:rgba(0,217,126,.1); color:var(--success); }
.status-pending   { background:rgba(255,166,0,.1);  color:var(--warning); }
.status-rejected  { background:rgba(255,77,109,.1); color:var(--danger); }

/* ─── Price Ticker ──────────────────────────────────────────── */
.price-ticker {
  background:var(--bg-card2);
  border:1px solid var(--border);
  border-radius: var(--radius-sm);
  padding:12px 16px;
  display:flex; align-items:center; justify-content:space-between;
  margin-bottom:10px;
  transition:all .3s;
}
.price-ticker:hover { border-color:var(--accent2); }
.coin-info { display:flex; align-items:center; gap:10px; }
.coin-icon { width:32px; height:32px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:.85rem; font-weight:700; }
.coin-btc { background:rgba(247,147,26,.2); color:#f7931a; }
.coin-eth { background:rgba(98,126,234,.2); color:#627eea; }
.coin-usdt{ background:rgba(38,161,123,.2); color:#26a17b; }

/* ─── Promo Banners ─────────────────────────────────────────── */
.promo-section { margin:20px 0; }
.promo-card {
  border-radius:var(--radius);
  overflow:hidden;
  position:relative;
  height:140px;
  display:flex; align-items:flex-end;
  text-decoration:none;
  transition:transform .25s;
}
.promo-card:hover { transform:scale(1.02); }
.promo-bg { position:absolute; inset:0; background-size:cover; background-position:center; }
.promo-overlay {
  position:absolute; inset:0;
  background:linear-gradient(to top,rgba(0,0,0,.8),transparent);
}
.promo-text { position:relative; padding:16px; color:#fff; }
.promo-tag { font-size:.7rem; background:var(--accent1); padding:2px 8px; border-radius:20px; margin-bottom:4px; display:inline-block; }
.promo-title { font-weight:700; font-size:1rem; }

/* ─── Wallet Address Box ────────────────────────────────────── */
.wallet-addr-box {
  background:var(--bg-card2);
  border:1px solid var(--border);
  border-radius: var(--radius-sm);
  padding:14px 16px;
  display:flex; align-items:center; justify-content:space-between; gap:10px;
  margin-bottom:12px;
}
.addr-text { font-family:monospace; font-size:.82rem; color:var(--accent1); word-break:break-all; flex:1; }
.copy-btn {
  background:rgba(0,198,255,.1); border:1px solid rgba(0,198,255,.3);
  color:var(--accent1); padding:6px 12px; border-radius:6px;
  font-size:.78rem; cursor:pointer; white-space:nowrap;
  transition:all .2s;
}
.copy-btn:hover { background:rgba(0,198,255,.2); }

/* ─── Section Header ────────────────────────────────────────── */
.section-header {
  display:flex; justify-content:space-between; align-items:center;
  margin-bottom:14px;
}
.section-title { font-size:1rem; font-weight:700; }
.section-link { font-size:.82rem; color:var(--accent1); text-decoration:none; }

/* ─── Loading Overlay ───────────────────────────────────────── */
.loading-overlay {
  position:fixed; inset:0;
  background:rgba(10,14,26,.85);
  backdrop-filter:blur(8px);
  display:flex; flex-direction:column; align-items:center; justify-content:center;
  z-index:9999; display:none;
}
.loading-overlay.active { display:flex; }
.spinner {
  width:52px; height:52px;
  border:3px solid rgba(255,255,255,.1);
  border-top-color:var(--accent1);
  border-radius:50%;
  animation: spin 0.8s linear infinite;
}
.spinner-text { margin-top:16px; color:var(--text-muted); font-size:.9rem; }
@keyframes spin { to{transform:rotate(360deg);} }

/* ─── Modal ─────────────────────────────────────────────────── */
.modal-backdrop {
  position:fixed; inset:0;
  background:rgba(0,0,0,.7);
  backdrop-filter:blur(8px);
  z-index:200; display:none;
  align-items:center; justify-content:center;
  padding:20px;
}
.modal-backdrop.active { display:flex; }
.modal {
  background:var(--bg-card);
  border:1px solid var(--border);
  border-radius:20px;
  padding:28px;
  width:100%; max-width:400px;
  text-align:center;
  animation: modalPop .3s ease;
}
@keyframes modalPop { from{transform:scale(.9);opacity:0;} to{transform:scale(1);opacity:1;} }
.modal-icon { font-size:3rem; margin-bottom:12px; }
.modal h3 { margin-bottom:8px; }

/* ─── Page padding for bottom nav ───────────────────────────── */
.page-content { padding-top:20px; padding-bottom:100px; }

/* ─── Auth pages ────────────────────────────────────────────── */
.auth-wrap {
  min-height:100vh;
  display:flex; align-items:center; justify-content:center;
  padding:20px;
  background: radial-gradient(ellipse at 20% 50%, rgba(0,114,255,.15) 0, transparent 50%),
              radial-gradient(ellipse at 80% 20%, rgba(123,47,247,.15) 0, transparent 50%),
              var(--bg-primary);
}
.auth-box { width:100%; max-width:440px; }
.auth-logo { text-align:center; margin-bottom:28px; }
.auth-logo h1 { font-size:1.8rem; }

/* ─── Admin styles ──────────────────────────────────────────── */
.admin-sidebar {
  width:240px; background:var(--bg-card); border-right:1px solid var(--border);
  height:100vh; position:fixed; left:0; top:0;
  display:flex; flex-direction:column; padding:20px 0;
  overflow-y:auto;
}
.admin-main { margin-left:240px; padding:24px; min-height:100vh; }
.sidebar-logo { padding:0 20px 24px; border-bottom:1px solid var(--border); margin-bottom:12px; }
.sidebar-nav a {
  display:flex; align-items:center; gap:10px;
  padding:11px 20px; color:var(--text-muted); text-decoration:none;
  font-size:.9rem; transition:all .2s;
}
.sidebar-nav a:hover, .sidebar-nav a.active { color:var(--text-primary); background:var(--glass); }
.sidebar-nav a.active { border-right:3px solid var(--accent1); }
.stat-card {
  background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius);
  padding:20px; display:flex; align-items:center; gap:16px;
}
.stat-icon {
  width:48px; height:48px; border-radius:12px;
  display:flex; align-items:center; justify-content:center; font-size:1.4rem;
}
.stat-value { font-size:1.5rem; font-weight:800; }
.stat-label { font-size:.8rem; color:var(--text-muted); }
.admin-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:16px; margin-bottom:24px; }
.data-table { width:100%; border-collapse:collapse; }
.data-table th {
  background:var(--bg-card2); padding:12px 14px;
  font-size:.8rem; color:var(--text-muted); text-align:left;
  border-bottom:1px solid var(--border);
}
.data-table td { padding:12px 14px; border-bottom:1px solid var(--border); font-size:.88rem; }
.data-table tr:hover td { background:var(--glass); }
.data-table-wrap { background:var(--bg-card); border:1px solid var(--border); border-radius:var(--radius); overflow:hidden; }

/* ─── Responsive ────────────────────────────────────────────── */
@media(max-width:768px) {
  .admin-sidebar { display:none; }
  .admin-main { margin-left:0; padding:16px; }
}
@media(min-width:769px) {
  .bottom-nav { display:none; }
  .container { max-width:600px; }
}

/* ─── Animations ────────────────────────────────────────────── */
.fade-in { animation: fadeIn .4s ease; }
@keyframes fadeIn { from{opacity:0;transform:translateY(10px);} to{opacity:1;transform:translateY(0);} }
.slide-up { animation: slideUp .3s ease; }
@keyframes slideUp { from{opacity:0;transform:translateY(20px);} to{opacity:1;transform:translateY(0);} }

/* ─── Scrollbar ─────────────────────────────────────────────── */
::-webkit-scrollbar { width:4px; }
::-webkit-scrollbar-track { background:transparent; }
::-webkit-scrollbar-thumb { background:var(--border); border-radius:4px; }

/* ─── Select ────────────────────────────────────────────────── */
select.form-control { appearance:none; background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%236b7a99' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14L2.451 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"); background-repeat:no-repeat; background-position:right 14px center; padding-right:36px; }