:root {
  --bg-main: #0f172a;
  --bg-card: #1e293b;
  --bg-header: #1e293b;
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --border-color: #334155;

  --primary: #e11d48;
  --primary-hover: #be123c;
  --secondary: #0284c7;
  --success: #10b981;

  --radius: 12px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.5);
}

body.light-mode {
  --bg-main: #f8fafc;
  --bg-card: #ffffff;
  --bg-header: #ffffff;
  --text-main: #0f172a;
  --text-muted: #64748b;
  --border-color: #e2e8f0;
  --shadow-md: 0 8px 20px -4px rgba(0, 0, 0, 0.1);
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  transition: background-color 0.2s, color 0.2s, border-color 0.2s;
}

body {
  background-color: var(--bg-main);
  color: var(--text-main);
  min-height: 100vh;
  padding-bottom: 60px;
}

/* Header */
.app-header {
  background: var(--bg-header);
  border-bottom: 1px solid var(--border-color);
  padding: 14px 24px;
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-container {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.brand {
  font-size: 1.3rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand i, .brand span { color: var(--primary); }

.header-actions { display: flex; align-items: center; gap: 12px; }

.btn {
  padding: 10px 18px;
  border-radius: 8px;
  border: none;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn-primary { background: var(--primary); color: white; }
.btn-primary:hover { background: var(--primary-hover); }
.btn-secondary { background: var(--secondary); color: white; }
.btn-block { width: 100%; justify-content: center; }
.btn-lg { padding: 14px 20px; font-size: 1rem; }

.btn-icon {
  width: 38px;
  height: 38px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  color: var(--text-main);
  cursor: pointer;
}

/* Hero Section */
.hero-banner {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border-color);
  padding: 36px 24px;
  text-align: center;
}

.banner-container { max-width: 650px; margin: 0 auto; }

.hero-badge {
  display: inline-block;
  background: rgba(225, 29, 72, 0.15);
  color: var(--primary);
  font-weight: 700;
  font-size: 0.8rem;
  padding: 4px 14px;
  border-radius: 20px;
  margin-bottom: 12px;
}

.hero-banner h1 { font-size: 1.9rem; font-weight: 900; margin-bottom: 8px; }
.hero-banner p { color: var(--text-muted); font-size: 0.92rem; }

/* Booking Section */
.booking-section {
  max-width: 1100px;
  margin: 28px auto;
  padding: 0 24px;
}

.booking-container {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 24px;
}

@media (max-width: 850px) {
  .booking-container { grid-template-columns: 1fr; }
}

.booking-card, .info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow-sm);
}

.booking-card h3 {
  font-size: 1.2rem;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}

#reservation-form { display: flex; flex-direction: column; gap: 16px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

@media (max-width: 550px) {
  .form-row { grid-template-columns: 1fr; }
}

.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.82rem; font-weight: 700; display: flex; align-items: center; gap: 6px; }

.form-group input, .form-group select, .form-group textarea {
  padding: 10px 14px;
  border-radius: 8px;
  border: 1px solid var(--border-color);
  background: var(--bg-main);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
}

/* Info Sidebar */
.info-sidebar { display: flex; flex-direction: column; gap: 20px; }

.info-card h4 { font-size: 1rem; margin-bottom: 14px; display: flex; align-items: center; gap: 8px; }

.info-list { list-style: none; display: flex; flex-direction: column; gap: 12px; font-size: 0.88rem; color: var(--text-muted); }

.text-success { color: var(--success); }

.stat-box { display: flex; justify-content: space-between; align-items: center; font-weight: 700; margin-bottom: 10px; }
.stat-box strong { color: var(--primary); }

.progress-bar { background: var(--bg-main); height: 8px; border-radius: 10px; overflow: hidden; }
.progress-fill { background: var(--primary); height: 100%; border-radius: 10px; }

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; width: 100vw; height: 100vh;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 100;
}

.modal-overlay.active { display: flex; }

.modal-content {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  width: 90%;
  max-width: 600px;
  padding: 24px;
  box-shadow: var(--shadow-md);
  max-height: 85vh;
  overflow-y: auto;
}

.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 18px; }
.close-btn { background: none; border: none; font-size: 1.5rem; color: var(--text-muted); cursor: pointer; }

.bookings-list-container { display: flex; flex-direction: column; gap: 12px; }
.empty-msg { text-align: center; color: var(--text-muted); padding: 20px 0; }

.booking-item {
  background: var(--bg-main);
  border: 1px solid var(--border-color);
  padding: 14px;
  border-radius: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.booking-item strong { display: block; font-size: 0.95rem; }
.booking-item span { font-size: 0.8rem; color: var(--text-muted); }