/* Memoir Masters - Shared Design Tokens */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ink: #000000;
  --parchment: #ffffff;
  --gold: #d4a45a;
  --gold-light: #e8c9a8;
  --warm-gray: #555555;
  --cream: #f5f5f5;
  --deep: #1b7b7f;
  --success: #4a9d6e;
  --danger: #c0564a;
  --teal: #1b7b7f;
  --teal-dark: #0d5a5d;
  --teal-light: #4da8ac;
}

body {
  font-family: 'Plus Jakarta Sans', sans-serif;
  color: var(--ink);
  background: var(--parchment);
  line-height: 1.7;
  font-weight: 400;
}

/* Shared Nav */
.app-nav {
  position: fixed;
  top: 0;
  width: 100%;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(27, 123, 127, 0.15);
}

.app-nav .logo {
  font-family: 'Playfair Display', serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--ink);
  letter-spacing: -0.02em;
  text-decoration: none;
}

.app-nav .logo span { color: var(--teal); }

.nav-links {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.85rem;
  color: #333;
  text-decoration: none;
  font-weight: 500;
  letter-spacing: 0.03em;
  transition: color 0.2s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--teal); }

.nav-links .btn-nav {
  background: var(--teal);
  color: white;
  padding: 0.5rem 1.2rem;
  border-radius: 4px;
  font-weight: 600;
}

.nav-links .btn-nav:hover {
  background: var(--gold);
  color: black;
}

/* Page Container */
.page { padding-top: 80px; min-height: 100vh; }

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Typography */
h1, h2, h3 {
  font-family: 'Playfair Display', serif;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 4vw, 2.8rem); margin-bottom: 0.5rem; }
h2 { font-size: 1.6rem; margin-bottom: 1rem; }
h3 { font-size: 1.2rem; }

.section-label {
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

/* Cards */
.card {
  background: var(--cream);
  border: 1px solid rgba(27, 123, 127, 0.15);
  padding: 2rem;
  margin-bottom: 1.5rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(27, 123, 127, 0.1);
}

.card-dark {
  background: var(--teal-dark);
  color: white;
  border-color: rgba(27, 123, 127, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 0.03em;
  text-decoration: none;
}

.btn-primary {
  background: var(--teal);
  color: white;
}

.btn-primary:hover {
  background: var(--gold);
  color: black;
}

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

.btn-secondary:hover {
  background: var(--teal);
  color: white;
}

.btn-danger {
  background: transparent;
  color: var(--danger);
  border: 1px solid var(--danger);
  padding: 0.4rem 0.8rem;
  font-size: 0.75rem;
}

.btn-danger:hover {
  background: var(--danger);
  color: white;
}

.btn-sm {
  padding: 0.4rem 0.8rem;
  font-size: 0.78rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--warm-gray);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.95rem;
  border: 1px solid rgba(27, 123, 127, 0.25);
  background: white;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--teal);
}

/* Status Badges */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border-radius: 2px;
}

.badge-gold { background: var(--gold); color: black; }
.badge-silver { background: var(--teal); color: white; }
.badge-platinum { background: var(--teal-dark); color: var(--gold-light); }
.badge-success { background: var(--success); color: white; }
.badge-pending { background: var(--gold-light); color: var(--ink); }

/* Grid */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

/* Stats Row */
.stats-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background: var(--cream);
  border: 1px solid rgba(27, 123, 127, 0.12);
  padding: 1.5rem;
  text-align: center;
}

.stat-card .stat-value {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  color: var(--teal);
  font-weight: 700;
}

.stat-card .stat-label {
  font-size: 0.75rem;
  color: var(--warm-gray);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 500;
  margin-top: 0.25rem;
}

/* Session List */
.session-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.25rem 1.5rem;
  background: white;
  border-left: 3px solid var(--teal);
  margin-bottom: 0.75rem;
  transition: box-shadow 0.2s;
}

.session-item:hover {
  box-shadow: 0 4px 15px rgba(26, 26, 46, 0.06);
}

.session-info h4 {
  font-family: 'Playfair Display', serif;
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: 0.25rem;
}

.session-info p {
  font-size: 0.82rem;
  color: var(--warm-gray);
}

/* Slot Grid */
.slots-day {
  margin-bottom: 2rem;
}

.slots-day h3 {
  font-size: 1rem;
  color: var(--ink);
  margin-bottom: 0.75rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(27, 123, 127, 0.15);
}

.slots-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.slot-btn {
  padding: 0.6rem 1.2rem;
  background: white;
  border: 1px solid rgba(27, 123, 127, 0.25);
  font-family: 'Plus Jakarta Sans', sans-serif;
  font-size: 0.82rem;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.2s;
  font-weight: 500;
}

.slot-btn:hover {
  background: var(--teal);
  color: white;
  border-color: var(--teal);
}

.slot-btn.selected {
  background: var(--teal);
  color: white;
  border-color: var(--teal);
}

.slot-btn.booked {
  background: var(--cream);
  color: var(--warm-gray);
  cursor: not-allowed;
  opacity: 0.5;
}

/* Alert/Message boxes */
.alert {
  padding: 1rem 1.5rem;
  margin-bottom: 1.5rem;
  border-left: 3px solid;
  font-size: 0.9rem;
}

.alert-info {
  background: rgba(27, 123, 127, 0.08);
  border-color: var(--teal);
  color: #555;
}

.alert-success {
  background: rgba(74, 157, 110, 0.08);
  border-color: var(--success);
  color: var(--success);
}

.alert-error {
  background: rgba(192, 86, 74, 0.08);
  border-color: var(--danger);
  color: var(--danger);
}

/* Empty State */
.empty-state {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--warm-gray);
}

.empty-state h3 {
  color: var(--ink);
  margin-bottom: 0.5rem;
}

.empty-state p {
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

/* Loading */
.loading {
  text-align: center;
  padding: 3rem;
  color: var(--warm-gray);
  font-size: 0.9rem;
}

/* Plan Card on Dashboard */
.plan-card {
  background: var(--teal-dark);
  color: white;
  padding: 2.5rem;
  margin-bottom: 2rem;
  position: relative;
  overflow: hidden;
}

.plan-card::before {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(212, 164, 90, 0.15) 0%, transparent 70%);
}

.plan-card .plan-name {
  font-family: 'Playfair Display', serif;
  font-size: 2rem;
  color: var(--gold);
  margin-bottom: 0.5rem;
}

.plan-card .plan-detail {
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 300;
}

.plan-card .plan-sessions {
  font-size: 0.9rem;
  color: var(--gold);
  margin-top: 1rem;
  font-weight: 500;
}

/* Footer */
.app-footer {
  padding: 2rem;
  background: var(--teal-dark);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.app-footer .logo {
  font-family: 'Playfair Display', serif;
  color: white;
  font-size: 1rem;
}

.app-footer .logo span { color: var(--gold); }

.app-footer p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

/* Hidden */
.hidden { display: none !important; }

/* Responsive */
@media (max-width: 768px) {
  .app-nav { padding: 0.75rem 1rem; }
  .nav-links { gap: 0.75rem; }
  .nav-links a { font-size: 0.78rem; }
  .container { padding: 2rem 1rem; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats-row { grid-template-columns: 1fr 1fr; }
  .session-item { flex-direction: column; align-items: flex-start; gap: 0.75rem; }
}