/* ============================================================
   CryptoX — Reusable Components
   ============================================================ */

/* ─── Card ──────────────────────────────────────────────────── */
.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.card-glass {
  background: rgba(18,19,24,0.6);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: var(--radius-xl);
  padding: 24px;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 16px;
}

.card-title {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
}

.card-footer {
  border-top: 1px solid var(--border);
  padding-top: 16px;
  margin-top: 16px;
}

/* ─── Stat Card ─────────────────────────────────────────────── */
.stat-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stat-card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }

.stat-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--gradient-main);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: var(--shadow-brand);
}

.stat-icon svg { width: 22px; height: 22px; stroke: white; }
.stat-icon.gold { background: var(--gradient-gold); box-shadow: var(--shadow-gold); }
.stat-icon.green { background: var(--gradient-green); box-shadow: var(--shadow-green); }
.stat-icon.red { background: var(--gradient-red); box-shadow: var(--shadow-red); }

.stat-body { flex: 1; }
.stat-label { font-size: 0.8rem; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em; margin-bottom: 4px; }
.stat-value { font-family: 'Space Grotesk', sans-serif; font-size: 1.6rem; font-weight: 700; color: var(--text-primary); line-height: 1; margin-bottom: 6px; }
.stat-change { font-size: 0.8rem; font-weight: 600; }
.stat-change.positive { color: var(--color-green); }
.stat-change.negative { color: var(--color-red); }

/* ─── Buttons ───────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  outline: none;
  transition: all 0.2s ease;
  text-decoration: none;
  white-space: nowrap;
  user-select: none;
}

.btn svg { width: 16px; height: 16px; }

.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none !important;
  box-shadow: none !important;
}

.btn-primary {
  background: var(--color-brand);
  color: white;
  box-shadow: 0 2px 12px rgba(51,117,187,0.3);
  border-radius: 100px; /* Trust Wallet pill buttons */
}
.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 20px rgba(51,117,187,0.5);
  background: #25588C;
  color: white;
}

.btn-success {
  background: var(--color-green);
  color: white;
  box-shadow: 0 2px 12px rgba(46,159,110,0.25);
  border-radius: 100px;
}
.btn-success:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-green);
  background: #207A52;
  color: white;
}

.btn-danger {
  background: var(--color-red);
  color: white;
  box-shadow: 0 2px 12px rgba(255,77,77,0.25);
  border-radius: 100px;
}
.btn-danger:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-red);
  background: #D13434;
  color: white;
}

.btn-gold {
  background: var(--gradient-gold);
  color: white;
  box-shadow: 0 2px 12px rgba(245,158,11,0.3);
}
.btn-gold:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-gold);
  color: white;
}

.btn-outline {
  background: transparent;
  color: var(--color-brand);
  border: 1px solid var(--color-brand);
  border-radius: 100px;
}
.btn-outline:hover {
  background: rgba(51,117,187,0.1);
  color: var(--color-brand);
}

.btn-outline-gold {
  background: transparent;
  color: var(--color-gold);
  border: 1px solid var(--color-gold);
}
.btn-outline-gold:hover {
  background: var(--color-gold);
  color: white;
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: none;
}
.btn-ghost:hover {
  background: var(--bg-elevated);
  color: var(--text-primary);
}

.btn-sm { padding: 6px 14px; font-size: 0.8rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-xl { padding: 16px 36px; font-size: 1.1rem; }

.btn-icon {
  width: 36px;
  height: 36px;
  padding: 0;
  border-radius: var(--radius-xs);
}

.btn-icon.btn-sm { width: 28px; height: 28px; }

.btn-loading { position: relative; color: transparent !important; }
.btn-loading::after {
  content: '';
  position: absolute;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: white;
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

/* ─── Forms ─────────────────────────────────────────────────── */
.form-group { margin-bottom: 16px; }

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  padding: 11px 14px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  outline: none;
  appearance: none;
}

.form-control::placeholder { color: var(--text-muted); }

.form-control:focus {
  border-color: var(--color-brand);
  box-shadow: 0 0 0 3px rgba(107,78,255,0.15);
}

.form-control:disabled { opacity: 0.5; cursor: not-allowed; }

select.form-control {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' fill='%23A0AEC0' 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");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
  cursor: pointer;
}

.input-group {
  position: relative;
  display: flex;
  align-items: center;
}

.input-group .form-control { padding-right: 80px; }
.input-group .input-suffix {
  position: absolute;
  right: 12px;
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  pointer-events: none;
}

.form-hint { font-size: 0.78rem; color: var(--text-muted); margin-top: 4px; }
.form-error { font-size: 0.78rem; color: var(--color-red); margin-top: 4px; }

/* Password strength bar */
.strength-bar {
  height: 4px;
  border-radius: 2px;
  background: var(--border);
  margin-top: 6px;
  overflow: hidden;
}
.strength-fill {
  height: 100%;
  border-radius: 2px;
  transition: width 0.3s ease, background 0.3s ease;
  width: 0%;
}
.strength-fill.weak   { background: var(--color-red);   width: 25%; }
.strength-fill.fair   { background: var(--color-gold);  width: 50%; }
.strength-fill.good   { background: var(--color-blue);  width: 75%; }
.strength-fill.strong { background: var(--color-green); width: 100%; }

/* Alert/Error box */
.alert {
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.alert-error   { background: rgba(239,68,68,0.1);   border: 1px solid rgba(239,68,68,0.3);   color: #FCA5A5; }
.alert-success { background: rgba(34,197,94,0.1);   border: 1px solid rgba(34,197,94,0.3);   color: #86EFAC; }
.alert-info    { background: rgba(107,78,255,0.1);  border: 1px solid rgba(107,78,255,0.3);  color: #C4B5FD; }
.alert-warning { background: rgba(245,158,11,0.1);  border: 1px solid rgba(245,158,11,0.3);  color: #FCD34D; }

/* ─── Table ─────────────────────────────────────────────────── */
.table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.data-table thead tr {
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.data-table th {
  padding: 12px 16px;
  text-align: left;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-muted);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

.data-table th:hover { color: var(--text-secondary); }

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--text-primary);
}

.data-table tbody tr:last-child td { border-bottom: none; }

.data-table tbody tr {
  transition: background 0.15s ease;
}

.data-table tbody tr:hover { background: rgba(255,255,255,0.025); }

.data-table .num { font-family: 'Courier New', monospace; font-variant-numeric: tabular-nums; }

/* ─── Price Change ──────────────────────────────────────────── */
.price-change {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-weight: 600;
  font-size: 0.875rem;
}

.price-change.up   { color: var(--color-green); }
.price-change.down { color: var(--color-red); }
.price-change.up::before   { content: '▲'; font-size: 0.65em; }
.price-change.down::before { content: '▼'; font-size: 0.65em; }

/* ─── Coin Logo ─────────────────────────────────────────────── */
.coin-logo {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 11px;
  color: white;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0;
}

.coin-logo.lg { width: 48px; height: 48px; font-size: 14px; }
.coin-logo.xl { width: 64px; height: 64px; font-size: 18px; }
.coin-logo.xxl { width: 96px; height: 96px; font-size: 26px; }

.coin-row { display: flex; align-items: center; gap: 12px; }
.coin-info { display: flex; flex-direction: column; gap: 2px; }
.coin-name { font-weight: 600; font-size: 0.9rem; color: var(--text-primary); }
.coin-symbol { font-size: 0.75rem; color: var(--text-muted); text-transform: uppercase; font-weight: 500; }

/* ─── Modal ─────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn 0.2s ease;
}

.modal-overlay.hidden { display: none; }

.modal {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 32px;
  width: 100%;
  max-width: 460px;
  box-shadow: var(--shadow-lg);
  animation: slideInUp 0.25s ease;
  position: relative;
}

.modal.modal-lg { max-width: 640px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
}

.modal-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-xs);
  transition: var(--transition-fast);
  font-size: 1.2rem;
}

.modal-close:hover { background: var(--bg-elevated); color: var(--text-primary); }

/* ─── Toast ─────────────────────────────────────────────────── */
.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-elevated);
  border-radius: var(--radius-sm);
  padding: 14px 20px;
  box-shadow: var(--shadow-lg);
  border-left: 4px solid var(--color-brand);
  max-width: 340px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-primary);
  pointer-events: all;
  animation: slideInRight 0.3s ease;
  display: flex;
  align-items: center;
  gap: 10px;
}

.toast.success { border-left-color: var(--color-green); }
.toast.error   { border-left-color: var(--color-red); }
.toast.warning { border-left-color: var(--color-gold); }
.toast.info    { border-left-color: var(--color-brand); }

.toast-icon { width: 18px; height: 18px; flex-shrink: 0; }
.toast.success .toast-icon { color: var(--color-green); }
.toast.error   .toast-icon { color: var(--color-red); }
.toast.warning .toast-icon { color: var(--color-gold); }

/* ─── Tabs ──────────────────────────────────────────────────── */
.tab-bar {
  display: flex;
  border-bottom: 1px solid var(--border);
  gap: 0;
}

.tab-item {
  padding: 12px 20px;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: var(--transition-fast);
  white-space: nowrap;
}

.tab-item:hover { color: var(--text-secondary); }
.tab-item.active { color: var(--text-primary); border-bottom-color: var(--color-brand); }

/* ─── Search Box ────────────────────────────────────────────── */
.search-box {
  position: relative;
  display: flex;
  align-items: center;
}

.search-box svg {
  position: absolute;
  left: 12px;
  color: var(--text-muted);
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.search-box .form-control { padding-left: 40px; }

/* ─── Skeleton ──────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg,
    var(--bg-elevated) 25%,
    rgba(255,255,255,0.04) 50%,
    var(--bg-elevated) 75%
  );
  background-size: 200% 100%;
  animation: shimmer 1.5s ease-in-out infinite;
  border-radius: 4px;
  pointer-events: none;
}

/* ─── Divider ───────────────────────────────────────────────── */
.divider { height: 1px; background: var(--border); margin: 16px 0; }
.divider-v { width: 1px; background: var(--border); align-self: stretch; }

/* ─── Copy Button ───────────────────────────────────────────── */
.copy-btn {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 8px;
  border-radius: var(--radius-xs);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-muted);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: var(--transition-fast);
}

.copy-btn:hover { color: var(--color-brand); border-color: var(--color-brand); }

/* ─── Progress Bar ──────────────────────────────────────────── */
.progress-bar {
  height: 6px;
  background: var(--bg-elevated);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  border-radius: 3px;
  background: var(--gradient-main);
  transition: width 0.4s ease;
}

/* ─── Sparkline SVG ─────────────────────────────────────────── */
.sparkline-container { width: 96px; height: 36px; }
.sparkline-container svg { width: 100%; height: 100%; }

/* ─── Empty State ───────────────────────────────────────────── */
.empty-state {
  text-align: center;
  padding: 48px 20px;
  color: var(--text-muted);
}

.empty-state svg { width: 48px; height: 48px; margin: 0 auto 16px; opacity: 0.4; }
.empty-state h4 { color: var(--text-secondary); margin-bottom: 8px; }
.empty-state p { font-size: 0.875rem; }

/* ─── Tooltip ───────────────────────────────────────────────── */
.tooltip {
  position: relative;
  cursor: help;
}

.tooltip::after {
  content: attr(data-tip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-size: 0.75rem;
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
  z-index: 100;
}

.tooltip:hover::after { opacity: 1; }

/* ─── Roadmap Timeline ──────────────────────────────────────── */
.roadmap-timeline { position: relative; padding: 20px 0; }

.roadmap-timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0; bottom: 0;
  width: 2px;
  background: var(--border);
  transform: translateX(-50%);
}

.roadmap-item {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 60px 1fr;
  align-items: center;
  margin-bottom: 40px;
}

.roadmap-dot {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--border);
  border: 3px solid var(--bg-surface);
  z-index: 1;
  margin: 0 auto;
  transition: background 0.3s ease;
}

.roadmap-dot.done { background: var(--color-green); box-shadow: var(--shadow-green); }
.roadmap-dot.active { background: var(--color-brand); box-shadow: var(--shadow-brand); animation: glow 2s ease-in-out infinite; }

.roadmap-content {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 16px;
}

.roadmap-content.left { margin-right: 20px; text-align: right; }
.roadmap-content.right { margin-left: 20px; }

.roadmap-date { font-size: 0.75rem; color: var(--text-muted); font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }
.roadmap-title { font-weight: 700; margin-bottom: 8px; font-size: 0.95rem; }
.roadmap-items { list-style: none; }
.roadmap-items li { font-size: 0.8rem; color: var(--text-secondary); padding: 2px 0; }
.roadmap-items li::before { content: '→ '; color: var(--color-brand); }
.roadmap-content.left .roadmap-items li::before { content: ' ←'; color: var(--color-brand); }

@media (max-width: 768px) {
  .roadmap-timeline::before { left: 20px; }
  .roadmap-item { grid-template-columns: 40px 1fr; }
  .roadmap-content.left { grid-column: 2; margin-right: 0; margin-left: 20px; text-align: left; }
  .roadmap-content.left .roadmap-items li::before { content: '→ '; }
  .roadmap-dot { margin: 0; }
}