:root {
  --bg-primary: #0b0f19;
  --bg-secondary: #151b2b;
  --bg-card: #1a2235;
  --bg-card-hover: #232c42;
  --border: rgba(255, 255, 255, 0.08);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --accent: #10b981;
  --accent-hover: #059669;
  --accent-glow: rgba(16, 185, 129, 0.25);
  --danger: #ef4444;
  --info: #3b82f6;
  --warning: #f59e0b;
  --radius: 12px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.2);
  --transition: all 0.2s ease;
}

* { box-sizing: border-box; }

body {
  font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.5;
}

a { color: inherit; text-decoration: none; }

/* Sidebar */
.sidebar {
  background: linear-gradient(180deg, rgba(21, 27, 43, 0.98), rgba(15, 23, 42, 0.95));
  backdrop-filter: blur(12px);
  border-right: 1px solid var(--border);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 240px;
  z-index: 50;
  display: flex;
  flex-direction: column;
  padding: 1rem 0.75rem;
  overflow-y: auto;
}

.layout-main {
  margin-left: 240px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  padding: 0.5rem 0.75rem;
  margin-bottom: 1rem;
}

.brand-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent-glow);
}

.nav-links {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 0.75rem;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: var(--bg-card);
}

.user-pill {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.75rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 999px;
  font-size: 0.875rem;
  font-weight: 600;
}

/* Layout */
.main-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1.5rem 1rem;
  min-height: 70vh;
  flex: 1;
}

@media (max-width: 768px) {
  .sidebar {
    width: 100%;
    height: auto;
    position: relative;
    flex-direction: column;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .layout-main {
    margin-left: 0;
  }
  .nav-links {
    flex-direction: row;
    flex-wrap: wrap;
  }
}

.page-title {
  font-size: 1.75rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

/* Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  padding: 1.25rem;
  transition: var(--transition);
}

.card:hover { border-color: rgba(255, 255, 255, 0.15); }

.card-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  padding: 0.65rem 1.25rem;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.9rem;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  box-shadow: 0 4px 14px rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.45);
}

.btn-secondary {
  background: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover { background: var(--bg-card-hover); }

.btn-blue {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  color: #fff;
  box-shadow: 0 4px 14px rgba(59, 130, 246, 0.3);
}

.btn-blue:hover { box-shadow: 0 6px 20px rgba(59, 130, 246, 0.45); }

.btn-red {
  background: linear-gradient(135deg, #ef4444, #dc2626);
  color: #fff;
  box-shadow: 0 4px 14px rgba(239, 68, 68, 0.3);
}

.btn-red:hover { box-shadow: 0 6px 20px rgba(239, 68, 68, 0.45); }

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.btn-ghost:hover { color: var(--text-primary); background: var(--bg-card); }

.btn-sm { padding: 0.45rem 0.85rem; font-size: 0.8rem; }

.btn-lg { padding: 0.85rem 1.5rem; font-size: 1rem; }

/* Inputs */
.input, .select {
  width: 100%;
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.85rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.input:focus, .select:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-glow);
}

.input::placeholder { color: var(--text-secondary); opacity: 0.7; }

.form-label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.35rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.form-group { margin-bottom: 1rem; }

/* Tables */
.table-wrap {
  overflow-x: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.table th, .table td {
  padding: 0.85rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

.table th {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.table tbody tr:hover { background: var(--bg-card-hover); }

/* Status badges */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.6rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 700;
}

.badge-green { background: rgba(16, 185, 129, 0.15); color: var(--accent); }
.badge-blue { background: rgba(59, 130, 246, 0.15); color: #60a5fa; }
.badge-yellow { background: rgba(245, 158, 11, 0.15); color: #fbbf24; }
.badge-red { background: rgba(239, 68, 68, 0.15); color: #f87171; }

/* Alerts */
.alert {
  padding: 0.85rem 1rem;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 600;
  border: 1px solid transparent;
  margin-bottom: 1rem;
}

.alert-red {
  background: rgba(239, 68, 68, 0.1);
  color: #f87171;
  border-color: rgba(239, 68, 68, 0.25);
}

.alert-green {
  background: rgba(16, 185, 129, 0.1);
  color: var(--accent);
  border-color: rgba(16, 185, 129, 0.25);
}

.alert-yellow {
  background: rgba(251, 191, 36, 0.1);
  color: #fbbf24;
  border-color: rgba(251, 191, 36, 0.25);
}

.alert-blue {
  background: rgba(59, 130, 246, 0.1);
  color: #60a5fa;
  border-color: rgba(59, 130, 246, 0.25);
}

/* Spinner */
.spinner {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  border: 3px solid rgba(255, 255, 255, 0.1);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 2rem 1rem;
  color: var(--text-secondary);
  font-size: 0.85rem;
}

.footer-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
}

.footer a { color: var(--text-secondary); }
.footer a:hover { color: var(--text-primary); }

/* Hero */
.hero {
  background: linear-gradient(135deg, rgba(16, 185, 129, 0.12), rgba(59, 130, 246, 0.12));
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  margin-bottom: 2rem;
}

.hero h1 {
  font-size: 2.25rem;
  font-weight: 800;
  margin-bottom: 0.75rem;
  letter-spacing: -0.02em;
}

.hero p {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

/* Coupon create table */
.match-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  font-size: 0.9rem;
}

.match-table th {
  background: var(--bg-secondary);
  color: var(--text-secondary);
  padding: 0.75rem;
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.match-table td {
  padding: 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

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

.match-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  border-radius: 50%;
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 0.8rem;
}

.team-name {
  font-weight: 700;
  color: var(--text-primary);
  text-align: center;
  margin-bottom: 0.4rem;
  font-size: 0.85rem;
}

.outcome-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 0.25rem;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  font-weight: 700;
  font-size: 1.1rem;
  cursor: pointer;
  transition: var(--transition);
}

.outcome-btn:hover { background: var(--bg-card-hover); color: var(--text-primary); }

.outcome-btn.selected {
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.35);
}

.weight-input {
  width: 45px;
  padding: 0.2rem 0.25rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-primary);
  font-size: 0.75rem;
  text-align: center;
  margin-top: 0.3rem;
  -moz-appearance: textfield;
}

.weight-input::-webkit-outer-spin-button,
.weight-input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

.weight-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 2px rgba(16, 185, 129, 0.2);
}

.avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.post-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.6rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg-secondary);
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.85rem;
  transition: var(--transition);
}

.post-action-btn:hover {
  background: var(--bg-card-hover);
  color: var(--text-primary);
}

.post-action-btn.liked {
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.3);
  background: rgba(239, 68, 68, 0.08);
}

.post-action-btn.reposted {
  color: var(--accent);
  border-color: rgba(16, 185, 129, 0.3);
  background: rgba(16, 185, 129, 0.08);
}

.outcome-odd {
  font-size: 0.65rem;
  font-weight: 600;
  opacity: 0.85;
}

.panel {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
}

.panel-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border);
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 0.75rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0.75rem; }

.input-sm { padding: 0.4rem 0.5rem; font-size: 0.8rem; }

.hidden { display: none !important; }

@media (max-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .nav-links { display: none; }
}