/* ============================================================
   KSoM Guesthouse — Global Design System
   Deep Blue #003366 | Saffron #FF9933 | White #FFFFFF
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* ── Design Tokens ──────────────────────────────────────────── */
:root {
  /* Brand Colors */
  --blue-900:   #001a33;
  --blue-800:   #002244;
  --blue-700:   #003366;
  --blue-600:   #004080;
  --blue-500:   #0055a5;
  --blue-400:   #2277cc;
  --blue-300:   #5599dd;
  --blue-100:   #ddeeff;
  --blue-50:    #f0f7ff;

  --saffron-700: #cc6600;
  --saffron-600: #e67700;
  --saffron-500: #FF9933;
  --saffron-400: #ffaa55;
  --saffron-300: #ffcc88;
  --saffron-100: #fff4e0;

  --white:      #ffffff;
  --offwhite:   #f8f9fa;
  --gray-50:    #f5f6f8;
  --gray-100:   #eaecef;
  --gray-200:   #d1d5db;
  --gray-400:   #9ca3af;
  --gray-600:   #6b7280;
  --gray-700:   #4b5563;
  --gray-900:   #1a1a2e;

  /* Semantic */
  --primary:       var(--blue-700);
  --primary-dark:  var(--blue-800);
  --primary-light: var(--blue-50);
  --accent:        var(--saffron-500);
  --accent-dark:   var(--saffron-700);
  --text-primary:  var(--gray-900);
  --text-secondary:var(--gray-600);
  --text-muted:    var(--gray-400);
  --border:        var(--gray-200);
  --surface:       var(--white);
  --bg:            var(--offwhite);

  /* Status */
  --success:  #10b981;
  --warning:  #f59e0b;
  --error:    #ef4444;
  --info:     var(--blue-500);

  /* Typography */
  --font-heading: 'Outfit', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  /* Border Radius */
  --radius-sm:  0.375rem;
  --radius-md:  0.75rem;
  --radius-lg:  1rem;
  --radius-xl:  1.5rem;
  --radius-2xl: 2rem;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm:  0 1px 3px rgba(0,51,102,0.08), 0 1px 2px rgba(0,51,102,0.05);
  --shadow-md:  0 4px 12px rgba(0,51,102,0.10), 0 2px 4px rgba(0,51,102,0.06);
  --shadow-lg:  0 10px 32px rgba(0,51,102,0.12), 0 4px 8px rgba(0,51,102,0.07);
  --shadow-xl:  0 20px 60px rgba(0,51,102,0.15), 0 8px 20px rgba(0,51,102,0.09);

  /* Transitions */
  --transition-fast:   150ms ease;
  --transition-base:   250ms ease;
  --transition-slow:   400ms ease;

  /* Layout */
  --max-width: 1200px;
  --nav-height: 72px;
}

/* ── Reset & Base ───────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--text-primary);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; height: auto; display: block; }
a  { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* ── Typography ─────────────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.75rem); }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p { color: var(--text-secondary); line-height: 1.75; }

.text-accent   { color: var(--accent); }
.text-primary  { color: var(--primary); }
.text-muted    { color: var(--text-muted); }
.text-center   { text-align: center; }
.font-heading  { font-family: var(--font-heading); }

/* ── Layout Utilities ───────────────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.section {
  padding: var(--space-20) 0;
}

.section-sm { padding: var(--space-12) 0; }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-6); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-2 { gap: var(--space-2); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }

/* ── Navigation ─────────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(0, 51, 102, 0.97);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  z-index: 1000;
  transition: background var(--transition-base), box-shadow var(--transition-base);
}

.navbar.scrolled {
  background: rgba(0, 34, 68, 0.99);
  box-shadow: var(--shadow-lg);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  padding: 0 var(--space-6);
  max-width: var(--max-width);
  margin: 0 auto;
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.navbar__logo {
  width: 42px;
  height: 42px;
  background: linear-gradient(135deg, var(--saffron-500), var(--saffron-700));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  color: white;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(255,153,51,0.4);
}

.navbar__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.05rem;
  color: white;
  line-height: 1.2;
}

.navbar__subtitle {
  font-size: 0.7rem;
  color: rgba(255,255,255,0.6);
  font-weight: 400;
  letter-spacing: 0.05em;
}

.navbar__nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  color: rgba(255,255,255,0.8);
  font-size: 0.875rem;
  font-weight: 500;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: white;
  background: rgba(255,255,255,0.1);
}

.navbar__cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.navbar__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  cursor: pointer;
}

.navbar__toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  transition: all var(--transition-base);
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: white;
  opacity: 0;
  transition: opacity var(--transition-fast);
}
.btn:hover::after { opacity: 0.08; }
.btn:active::after { opacity: 0.15; }

.btn-primary {
  background: linear-gradient(135deg, var(--saffron-500), var(--saffron-600));
  color: white;
  box-shadow: 0 4px 14px rgba(255,153,51,0.35);
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(255,153,51,0.45);
}
.btn-primary:active { transform: translateY(0); }

.btn-secondary {
  background: transparent;
  color: white;
  border-color: rgba(255,255,255,0.5);
}
.btn-secondary:hover {
  border-color: white;
  background: rgba(255,255,255,0.1);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover {
  background: var(--primary);
  color: white;
}

.btn-ghost {
  background: rgba(0,51,102,0.06);
  color: var(--primary);
}
.btn-ghost:hover { background: rgba(0,51,102,0.12); }

.btn-sm { padding: var(--space-2) var(--space-4); font-size: 0.8rem; }
.btn-lg { padding: var(--space-4) var(--space-8); font-size: 1rem; }
.btn-full { width: 100%; }

.btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none !important;
}

/* ── Cards ──────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.card-body { padding: var(--space-6); }
.card-footer {
  padding: var(--space-4) var(--space-6);
  background: var(--gray-50);
  border-top: 1px solid var(--border);
}

/* Glass Card */
.card-glass {
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-xl);
}

/* ── Room Card ──────────────────────────────────────────────── */
.room-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  display: flex;
  flex-direction: column;
}

.room-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.room-card__image {
  width: 100%;
  height: 220px;
  object-fit: cover;
  background: linear-gradient(135deg, var(--blue-800), var(--blue-600));
  position: relative;
  overflow: hidden;
}

.room-card__image-placeholder {
  width: 100%;
  height: 220px;
  background: linear-gradient(135deg, var(--blue-700) 0%, var(--blue-500) 50%, var(--saffron-700) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.room-card__image-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.room-card__badge {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  background: var(--accent);
  color: white;
  font-size: 0.7rem;
  font-weight: 700;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.room-card__body { padding: var(--space-5); flex: 1; display: flex; flex-direction: column; }
.room-card__type {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--space-1);
}
.room-card__name { font-size: 1.25rem; font-weight: 700; color: var(--text-primary); margin-bottom: var(--space-2); }
.room-card__desc { font-size: 0.875rem; color: var(--text-secondary); line-height: 1.6; flex: 1; }
.room-card__amenities {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin: var(--space-4) 0;
}
.amenity-tag {
  background: var(--blue-50);
  color: var(--blue-600);
  font-size: 0.7rem;
  font-weight: 500;
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
}

.room-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  border-top: 1px solid var(--gray-100);
  background: var(--gray-50);
}

.room-card__price {
  display: flex;
  flex-direction: column;
}
.room-card__price-amount {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--primary);
}
.room-card__price-unit { font-size: 0.75rem; color: var(--text-muted); }

/* ── Section Header ─────────────────────────────────────────── */
.section-header {
  text-align: center;
  margin-bottom: var(--space-12);
}
.section-header__label {
  display: inline-block;
  background: var(--saffron-100);
  color: var(--saffron-700);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}
.section-header__title { color: var(--text-primary); margin-bottom: var(--space-4); }
.section-header__subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ── Forms ──────────────────────────────────────────────────── */
.form-group { display: flex; flex-direction: column; gap: var(--space-2); }

.form-label {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}
.form-label.required::after {
  content: ' *';
  color: var(--error);
}

.form-control {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1.5px solid var(--border);
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  color: var(--text-primary);
  background: var(--white);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0,51,102,0.1);
}

.form-control.error { border-color: var(--error); }
.form-control.error:focus { box-shadow: 0 0 0 3px rgba(239,68,68,0.1); }

.form-error { font-size: 0.8rem; color: var(--error); }
.form-hint  { font-size: 0.8rem; color: var(--text-muted); }

/* ── Status Badges ───────────────────────────────────────────── */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: capitalize;
}
.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  flex-shrink: 0;
}
.badge-pending    { background: #fff7ed; color: #c2410c; }
.badge-confirmed  { background: #eff6ff; color: #1d4ed8; }
.badge-checked_in { background: #f0fdf4; color: #15803d; }
.badge-checked_out{ background: #f3f4f6; color: #4b5563; }
.badge-cancelled  { background: #fff1f2; color: #be123c; }
.badge-paid       { background: #f0fdf4; color: #15803d; }
.badge-unpaid     { background: #fff7ed; color: #c2410c; }
.badge-admin      { background: var(--blue-100); color: var(--blue-700); }
.badge-receptionist{ background: var(--saffron-100); color: var(--saffron-700); }
.badge-viewer     { background: var(--gray-100); color: var(--gray-700); }

/* ── Hero Section ───────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, var(--blue-900) 0%, var(--blue-700) 50%, var(--blue-600) 100%);
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255,153,51,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(255,255,255,0.05) 0%, transparent 50%);
}

.hero__bg-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.04;
  background-image: url("data:image/svg+xml,%3Csvg width='80' height='80' viewBox='0 0 80 80' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='white' fill-rule='evenodd'%3E%3Ccircle cx='40' cy='40' r='1.5'/%3E%3C/g%3E%3C/svg%3E");
  background-size: 40px 40px;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 700px;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(255,153,51,0.2);
  border: 1px solid rgba(255,153,51,0.4);
  color: var(--saffron-300);
  font-size: 0.8rem;
  font-weight: 600;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-6);
  letter-spacing: 0.06em;
}

.hero__title {
  color: white;
  margin-bottom: var(--space-6);
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.hero__title span { color: var(--saffron-400); }

.hero__subtitle {
  color: rgba(255,255,255,0.8);
  font-size: 1.15rem;
  line-height: 1.75;
  margin-bottom: var(--space-8);
}

.hero__actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* ── Footer ─────────────────────────────────────────────────── */
.footer {
  background: var(--blue-900);
  color: rgba(255,255,255,0.7);
  padding: var(--space-16) 0 var(--space-8);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  margin-bottom: var(--space-12);
}

.footer__brand {}
.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}
.footer__logo-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--saffron-500), var(--saffron-700));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.1rem;
  color: white;
}
.footer__name { font-family: var(--font-heading); font-weight: 700; color: white; font-size: 1.05rem; }
.footer__tagline { font-size: 0.875rem; line-height: 1.7; }

.footer__heading {
  font-family: var(--font-heading);
  font-weight: 600;
  color: white;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.footer__links { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__link {
  color: rgba(255,255,255,0.6);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}
.footer__link:hover { color: var(--saffron-400); }

.footer__contact { display: flex; flex-direction: column; gap: var(--space-3); }
.footer__contact-item { display: flex; align-items: flex-start; gap: var(--space-3); font-size: 0.875rem; }
.footer__contact-icon { font-size: 1rem; flex-shrink: 0; margin-top: 2px; }

.footer__divider { border: none; border-top: 1px solid rgba(255,255,255,0.08); margin-bottom: var(--space-8); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: var(--space-4); }
.footer__copy { font-size: 0.8rem; }

/* ── Page Header (inner pages) ──────────────────────────────── */
.page-hero {
  background: linear-gradient(135deg, var(--blue-800) 0%, var(--blue-600) 100%);
  padding: calc(var(--nav-height) + var(--space-16)) 0 var(--space-16);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,153,51,0.12) 0%, transparent 70%);
}
.page-hero__content { position: relative; z-index: 1; }
.page-hero__label {
  display: inline-block;
  background: rgba(255,153,51,0.2);
  border: 1px solid rgba(255,153,51,0.35);
  color: var(--saffron-300);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-4);
}
.page-hero__title { color: white; margin-bottom: var(--space-4); }
.page-hero__subtitle { color: rgba(255,255,255,0.75); font-size: 1.1rem; max-width: 600px; }

/* ── Floating Booking Strip ─────────────────────────────────── */
.booking-strip {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  padding: var(--space-6);
  margin-top: var(--space-12);
  position: relative;
  z-index: 10;
}

.booking-strip__grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr auto;
  gap: var(--space-4);
  align-items: end;
}

/* ── Toast Notifications ────────────────────────────────────── */
.toast-container {
  position: fixed;
  top: calc(var(--nav-height) + var(--space-4));
  right: var(--space-6);
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.toast {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: var(--space-4) var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
  min-width: 300px;
  max-width: 420px;
  animation: toastSlide 0.3s ease;
  border-left: 4px solid var(--success);
}
.toast.error   { border-left-color: var(--error); }
.toast.warning { border-left-color: var(--warning); }
.toast.info    { border-left-color: var(--info); }
.toast__icon { font-size: 1.2rem; flex-shrink: 0; }
.toast__message { font-size: 0.875rem; font-weight: 500; flex: 1; }
.toast__close { cursor: pointer; color: var(--text-muted); font-size: 1rem; flex-shrink: 0; }

@keyframes toastSlide {
  from { transform: translateX(120%); opacity: 0; }
  to   { transform: translateX(0);    opacity: 1; }
}

/* ── Spinner / Loading ──────────────────────────────────────── */
.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid rgba(0,51,102,0.15);
  border-top-color: var(--primary);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,51,102,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9998;
}

/* ── Responsive ─────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .booking-strip__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  :root { --nav-height: 64px; }
  .container { padding: 0 var(--space-4); }
  .section { padding: var(--space-12) 0; }

  .navbar__nav { display: none; }
  .navbar__nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: var(--blue-800);
    padding: var(--space-4);
    border-bottom: 1px solid rgba(255,255,255,0.1);
    gap: var(--space-2);
  }
  .navbar__toggle { display: flex; }
  .navbar__cta .btn { display: none; }

  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .booking-strip__grid { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  h1 { font-size: 2rem; }
  .hero__actions { flex-direction: column; }
}

/* ── Scroll Animations ──────────────────────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }