/* ============================
   Lending Markets by Orwee — V1
   ============================ */

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #111827;
  --bg-card: rgba(17, 24, 39, 0.7);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --border-glass: rgba(255, 255, 255, 0.08);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --accent: #8b5cf6;
  --accent-alt: #a855f7;
  --accent-glow: rgba(139, 92, 246, 0.3);
  --green: #22c55e;
  --green-dim: rgba(34, 197, 94, 0.15);
  --red: #ef4444;
  --red-dim: rgba(239, 68, 68, 0.15);
  --blue: #3b82f6;
  --blue-dim: rgba(59, 130, 246, 0.15);
  --yellow: #eab308;
  --yellow-dim: rgba(234, 179, 8, 0.15);
  --orange: #f97316;
  --cyan: #06b6d4;
  --cyan-dim: rgba(6, 182, 212, 0.15);
  --radius: 12px;
  --radius-sm: 8px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --transition: 0.2s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(168, 85, 247, 0.06) 0%, transparent 50%);
  pointer-events: none;
  z-index: 0;
}

/* Layout */
.header, .stats-bar, .optimizer, .loop-calc, .filters, .table-section, .footer {
  position: relative; z-index: 1;
  max-width: 1400px; margin: 0 auto; padding: 0 24px;
}

/* Header */
.header { padding-top: 32px; padding-bottom: 16px; }
.header-inner { display: flex; flex-direction: column; gap: 8px; }
.logo { display: flex; align-items: center; gap: 14px; }
.logo-img { width: 40px; height: 40px; filter: drop-shadow(0 0 12px var(--accent-glow)); }
.logo-text { display: flex; flex-direction: column; }
.logo h1 { font-size: 24px; font-weight: 700; letter-spacing: -0.5px; }
.logo .accent { background: linear-gradient(135deg, var(--accent), var(--accent-alt)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }
.header-sub { color: var(--text-secondary); font-size: 14px; font-weight: 400; margin-top: -2px; }

.data-source-info {
  color: var(--green); font-size: 12px; font-weight: 500;
  margin-top: 4px; opacity: 0.8;
  display: flex; align-items: center; gap: 6px;
}
.data-source-info::before { content: '●'; font-size: 8px; animation: pulse-dot 2s ease infinite; }
@keyframes pulse-dot { 0%, 100% { opacity: 0.4; } 50% { opacity: 1; } }

/* Stats Bar */
.stats-bar { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin: 20px auto; }

.stat-card {
  background: var(--bg-glass); border: 1px solid var(--border-glass);
  border-radius: var(--radius); padding: 16px 20px;
  display: flex; flex-direction: column; gap: 4px;
  backdrop-filter: blur(12px); transition: transform var(--transition), border-color var(--transition);
}
.stat-card:hover { transform: translateY(-2px); border-color: rgba(255,255,255,0.15); }
.stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-muted); font-weight: 600; }
.stat-value { font-size: 22px; font-weight: 700; letter-spacing: -0.5px; }
.accent-green { color: var(--green); }
.accent-blue { color: var(--blue); }
.accent-red { color: var(--red); }

/* Glass Panel */
.glass-panel {
  background: var(--bg-glass); border: 1px solid var(--border-glass);
  border-radius: var(--radius); padding: 24px;
  backdrop-filter: blur(12px); margin: 16px auto;
}

/* Section titles */
.section-title { font-size: 18px; font-weight: 700; margin-bottom: 4px; }
.section-desc { font-size: 13px; color: var(--text-secondary); margin-bottom: 20px; }

/* Shared control layout */
.optimizer-controls, .loop-controls {
  display: flex; align-items: flex-end; gap: 12px; flex-wrap: wrap;
}
.optimizer-field, .loop-field { flex: 1; min-width: 140px; }
.optimizer-field label, .loop-field label {
  display: block; font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--text-muted); margin-bottom: 6px;
}
.optimizer-field select, .optimizer-field input,
.loop-field select, .loop-field input {
  width: 100%; padding: 10px 14px;
  background: var(--bg-secondary); border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm); color: var(--text-primary);
  font-family: var(--font); font-size: 14px; outline: none;
  cursor: pointer; transition: border-color var(--transition);
}
.optimizer-field select:focus, .optimizer-field input:focus,
.loop-field select:focus, .loop-field input:focus { border-color: var(--accent); }
.optimizer-arrow { font-size: 24px; color: var(--accent); font-weight: 700; padding-bottom: 8px; }

.btn-find {
  padding: 10px 28px;
  background: linear-gradient(135deg, var(--accent), var(--accent-alt));
  border: none; border-radius: var(--radius-sm); color: #fff;
  font-family: var(--font); font-size: 14px; font-weight: 600;
  cursor: pointer; white-space: nowrap;
  transition: transform var(--transition), box-shadow var(--transition);
}
.btn-find:hover { transform: translateY(-1px); box-shadow: 0 4px 20px var(--accent-glow); }
.btn-find:active { transform: translateY(0); }

/* Route Results */
.optimizer-results, .smart-suggestions { margin-top: 24px; animation: fadeSlideUp 0.4s ease; }
.optimizer-results h3, .smart-suggestions h3 { font-size: 15px; font-weight: 600; margin-bottom: 14px; color: var(--text-secondary); }

.routes-grid, .suggestions-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px;
}

.route-card, .suggestion-card {
  background: var(--bg-secondary); border: 1px solid var(--border-glass);
  border-radius: var(--radius); padding: 16px;
  transition: transform var(--transition), border-color var(--transition);
  animation: fadeSlideUp 0.3s ease backwards;
}
.route-card:nth-child(1), .suggestion-card:nth-child(1) { animation-delay: 0s; }
.route-card:nth-child(2), .suggestion-card:nth-child(2) { animation-delay: 0.05s; }
.route-card:nth-child(3), .suggestion-card:nth-child(3) { animation-delay: 0.1s; }
.route-card:nth-child(4) { animation-delay: 0.15s; }
.route-card:nth-child(5) { animation-delay: 0.2s; }
.route-card:hover, .suggestion-card:hover { transform: translateY(-2px); border-color: var(--accent); }
.route-card.best { border-color: var(--green); box-shadow: 0 0 20px rgba(34, 197, 94, 0.1); }

.route-rank { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--text-muted); margin-bottom: 8px; }
.route-card.best .route-rank { color: var(--green); }

.route-spread { font-size: 28px; font-weight: 800; letter-spacing: -1px; margin-bottom: 12px; }
.route-spread.positive { color: var(--green); }
.route-spread.negative { color: var(--red); }

.route-detail { display: flex; justify-content: space-between; padding: 6px 0; border-top: 1px solid var(--border-glass); font-size: 13px; }
.route-detail-label { color: var(--text-muted); }
.route-detail-value { font-weight: 600; }

.ltv-badge {
  display: inline-block; padding: 2px 8px; border-radius: 10px;
  font-size: 11px; font-weight: 700; background: var(--cyan-dim); color: var(--cyan);
}

/* Suggestion cards */
.suggestion-card { border-color: rgba(234, 179, 8, 0.2); }
.suggestion-card:hover { border-color: var(--yellow); }
.suggestion-label { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--yellow); margin-bottom: 8px; }
.suggestion-saving { font-size: 22px; font-weight: 800; color: var(--green); margin-bottom: 10px; }

/* Loop Calculator */
.loop-results { margin-top: 24px; animation: fadeSlideUp 0.4s ease; }

.loop-summary-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 12px; margin-bottom: 20px;
}
.loop-summary-card {
  background: var(--bg-secondary); border: 1px solid var(--border-glass);
  border-radius: var(--radius); padding: 14px;
  text-align: center;
}
.loop-summary-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.8px; color: var(--text-muted); font-weight: 600; }
.loop-summary-value { font-size: 20px; font-weight: 700; margin-top: 4px; }

.loop-table-wrap { overflow-x: auto; border-radius: var(--radius-sm); border: 1px solid var(--border-glass); }
.loop-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.loop-table thead th {
  padding: 10px 14px; text-align: left; font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.8px; color: var(--text-muted); font-weight: 600;
  border-bottom: 1px solid var(--border-glass); background: var(--bg-secondary);
}
.loop-table tbody td { padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,0.03); font-variant-numeric: tabular-nums; }

/* Filters */
.filters-row { display: flex; align-items: flex-end; gap: 20px; flex-wrap: wrap; margin-bottom: 16px; }
.filters-row:last-child { margin-bottom: 0; }
.filter-group { display: flex; flex-direction: column; gap: 6px; }
.filter-group label { font-size: 12px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.5px; color: var(--text-muted); }
.filter-group input[type="text"] {
  padding: 8px 14px; background: var(--bg-secondary); border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm); color: var(--text-primary);
  font-family: var(--font); font-size: 14px; outline: none; width: 200px;
  transition: border-color var(--transition);
}
.filter-group input[type="text"]:focus { border-color: var(--accent); }
.filter-group select {
  padding: 8px 14px; background: var(--bg-secondary); border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm); color: var(--text-primary);
  font-family: var(--font); font-size: 14px; outline: none;
  cursor: pointer; transition: border-color var(--transition);
}
.filter-group select:focus { border-color: var(--accent); }

.filter-chips, .protocol-chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip {
  padding: 6px 14px; background: var(--bg-secondary); border: 1px solid var(--border-glass);
  border-radius: 20px; color: var(--text-secondary);
  font-family: var(--font); font-size: 12px; font-weight: 500;
  cursor: pointer; transition: all var(--transition); white-space: nowrap;
  display: inline-flex; align-items: center; gap: 6px;
}
.chip:hover { border-color: var(--accent); color: var(--text-primary); }
.chip.active { background: var(--accent); border-color: var(--accent); color: #fff; box-shadow: 0 2px 10px var(--accent-glow); }
.chip img { width: 16px; height: 16px; border-radius: 50%; }
.filter-protocols { flex: 1; }
.filter-actions { display: flex; justify-content: space-between; align-items: center; }
.result-count { font-size: 13px; color: var(--text-muted); }
.btn-reset {
  padding: 6px 16px; background: transparent; border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm); color: var(--text-secondary);
  font-family: var(--font); font-size: 12px; cursor: pointer;
  transition: all var(--transition);
}
.btn-reset:hover { border-color: var(--red); color: var(--red); }

/* Data Table */
.table-section { margin: 16px auto 40px; }
.table-wrapper {
  overflow-x: auto; border-radius: var(--radius);
  border: 1px solid var(--border-glass); background: var(--bg-glass);
  backdrop-filter: blur(12px);
}
.data-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.data-table thead th {
  padding: 14px 16px; text-align: left; font-size: 11px; text-transform: uppercase;
  letter-spacing: 0.8px; color: var(--text-muted); font-weight: 600;
  border-bottom: 1px solid var(--border-glass); position: sticky; top: 0;
  background: var(--bg-secondary); z-index: 2; white-space: nowrap;
}
.data-table thead th.sortable { cursor: pointer; user-select: none; transition: color var(--transition); }
.data-table thead th.sortable:hover { color: var(--text-primary); }
.data-table thead th.sort-active { color: var(--accent); }
.sort-icon { font-size: 12px; opacity: 0.5; }
.data-table tbody tr {
  border-bottom: 1px solid rgba(255,255,255,0.03);
  transition: background var(--transition); animation: fadeIn 0.3s ease backwards;
}
.data-table tbody tr:hover { background: rgba(255,255,255,0.03); }
.data-table tbody td { padding: 12px 16px; white-space: nowrap; }

.protocol-badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px;
  border-radius: 6px; font-size: 12px; font-weight: 600;
  background: var(--bg-secondary); border: 1px solid var(--border-glass);
}
.protocol-badge img { width: 18px; height: 18px; border-radius: 50%; }

.category-badge { display: inline-block; padding: 3px 10px; border-radius: 12px; font-size: 11px; font-weight: 600; }
.category-badge.stablecoin { background: var(--blue-dim); color: var(--blue); }
.category-badge.bluechip { background: var(--yellow-dim); color: var(--yellow); }
.category-badge.other { background: rgba(148,163,184,0.12); color: var(--text-secondary); }

.apy-supply { color: var(--green); font-weight: 600; font-variant-numeric: tabular-nums; }
.apy-borrow { color: var(--orange); font-weight: 600; font-variant-numeric: tabular-nums; }
.apy-na { color: var(--text-muted); font-style: italic; }
.tvl-value { font-variant-numeric: tabular-nums; color: var(--text-secondary); }
.ltv-cell { color: var(--cyan); font-weight: 600; font-variant-numeric: tabular-nums; }

/* Loading */
.loading { display: flex; flex-direction: column; align-items: center; gap: 16px; padding: 60px 0; color: var(--text-muted); }
.spinner { width: 40px; height: 40px; border: 3px solid var(--border-glass); border-top-color: var(--accent); border-radius: 50%; animation: spin 0.8s linear infinite; }
.no-results { text-align: center; padding: 40px 0; color: var(--text-muted); font-size: 14px; }

/* Footer */
.footer { text-align: center; padding: 24px; margin-bottom: 20px; font-size: 13px; color: var(--text-muted); }
.footer a { color: var(--accent); text-decoration: none; }
.footer a:hover { text-decoration: underline; }

/* Animations */
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes fadeSlideUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes spin { to { transform: rotate(360deg); } }

/* Responsive */
@media (max-width: 768px) {
  .header, .stats-bar, .optimizer, .loop-calc, .filters, .table-section, .footer { padding-left: 16px; padding-right: 16px; }
  .stats-bar { grid-template-columns: repeat(2, 1fr); }
  .optimizer-controls, .loop-controls { flex-direction: column; align-items: stretch; }
  .optimizer-arrow { text-align: center; padding: 0; transform: rotate(90deg); }
  .optimizer-field, .loop-field { min-width: unset; }
  .filters-row { flex-direction: column; align-items: stretch; }
  .filter-group input[type="text"] { width: 100%; }
  .routes-grid, .suggestions-grid { grid-template-columns: 1fr; }
  .logo h1 { font-size: 20px; }
  .stat-value { font-size: 18px; }
  .loop-summary-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .stats-bar { grid-template-columns: 1fr; }
  .loop-summary-grid { grid-template-columns: 1fr; }
}