@import url('https://fonts.googleapis.com/css2?family=Unbounded:wght@400;600;700&family=IBM+Plex+Sans:wght@400;500;600&display=swap');

:root {
  --bg: #0a0d12;
  --bg-2: #10151d;
  --card: #121826;
  --card-2: #181f2f;
  --text: #e7edf6;
  --muted: #9aa7b8;
  --accent: #3aa6f6;
  --accent-2: #f2b24b;
  --accent-3: #23d3a6;
  --danger: #ef4444;
  --border: rgba(148, 163, 184, 0.18);
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: 'IBM Plex Sans', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
  background-image:
    radial-gradient(1200px 600px at 12% -10%, rgba(58, 166, 246, 0.25), transparent 60%),
    radial-gradient(1000px 500px at 90% 5%, rgba(242, 178, 75, 0.2), transparent 60%),
    linear-gradient(120deg, rgba(16, 21, 29, 0.9), rgba(10, 13, 18, 0.95)),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: auto, auto, auto, 48px 48px, 48px 48px;
  background-position: center, center, center, 0 0, 0 0;
}

.bg-glow {
  position: fixed;
  inset: 0;
  background: radial-gradient(800px 400px at 30% 20%, rgba(35, 211, 166, 0.12), transparent 60%);
  z-index: -1;
}

.site-header {
  padding: 36px clamp(20px, 5vw, 96px);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 18px;
}

.brand-mark {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  background: conic-gradient(from 140deg, var(--accent), var(--accent-2), var(--accent-3), var(--accent));
  box-shadow: var(--shadow);
}

.brand-title {
  font-family: 'Unbounded', sans-serif;
  font-size: 1.7rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-subtitle {
  color: var(--muted);
  font-size: 0.95rem;
}

.month-nav {
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(10, 13, 18, 0.6);
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
}

.month-label {
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(24, 31, 47, 0.8);
  border: 1px solid var(--border);
}

.container {
  padding: 0 clamp(20px, 5vw, 96px) 70px;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 26px;
}

.card {
  position: relative;
  background: linear-gradient(160deg, var(--card), var(--card-2));
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 22px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow: hidden;
  animation: rise 0.7s ease forwards;
}

.card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(400px 120px at 10% -20%, rgba(58, 166, 246, 0.25), transparent 60%);
  opacity: 0.6;
  pointer-events: none;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  position: relative;
  z-index: 1;
}

.card-logo {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border: 1px solid var(--border);
}

.card-logo img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.card-title {
  font-weight: 600;
  font-size: 1.05rem;
}

.card-subtitle {
  color: var(--muted);
  font-size: 0.9rem;
}

.price-tag {
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(58, 166, 246, 0.12);
  border: 1px solid rgba(58, 166, 246, 0.4);
  color: #b7ddff;
  font-weight: 600;
  font-size: 0.9rem;
  align-self: flex-start;
  position: relative;
  z-index: 1;
}

.calendar {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 6px;
  position: relative;
  z-index: 1;
}

.day {
  height: 30px;
  border-radius: 9px;
  font-size: 0.8rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(148, 163, 184, 0.08);
  color: var(--muted);
  border: 1px solid transparent;
}

.day.available {
  background: rgba(35, 211, 166, 0.18);
  color: #b8f8e7;
}

.day.booked {
  background: rgba(239, 68, 68, 0.2);
  color: #fecaca;
}

.btn {
  border: none;
  padding: 10px 18px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  color: #0b0f14;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  position: relative;
  z-index: 1;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(58, 166, 246, 0.25);
}

.btn.ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
  box-shadow: none;
}

.btn.danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid rgba(239, 68, 68, 0.4);
}

.site-footer {
  padding: 26px clamp(20px, 5vw, 96px) 40px;
  color: var(--muted);
}

.admin-body .container {
  padding-top: 20px;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
}

.panel {
  background: linear-gradient(160deg, var(--card), var(--card-2));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 20px;
  box-shadow: var(--shadow);
}

.form {
  display: grid;
  gap: 12px;
}

.form input,
.form select {
  width: 100%;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: rgba(16, 21, 29, 0.7);
  color: var(--text);
}

.form label {
  display: grid;
  gap: 6px;
  font-size: 0.9rem;
}

.table {
  display: grid;
  gap: 8px;
}

.table-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  align-items: center;
  background: rgba(16, 21, 29, 0.6);
  border: 1px solid var(--border);
  padding: 10px;
  border-radius: 12px;
}

.table-header {
  font-weight: 600;
  background: rgba(148, 163, 184, 0.12);
}

.auth-card {
  max-width: 420px;
  margin: 10vh auto;
  background: linear-gradient(160deg, var(--card), var(--card-2));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.alert {
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.4);
  padding: 10px;
  border-radius: 12px;
  margin-bottom: 12px;
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 720px) {
  .month-nav {
    width: 100%;
    justify-content: space-between;
  }
  .table-row {
    grid-template-columns: 1fr;
  }
}