/* ═══════════════════════════════════════════════════════════
   ALOJAMOS BOOKING ENGINE — STYLES
   Brand: Azul Petróleo + Blanco Roto + Arena Cobre accents
   ═══════════════════════════════════════════════════════════ */

:root {
  --azul-petroleo: #0F1F2D;
  --blanco-roto: #F5F4F2;
  --gris-grafito: #1C1F24;
  --gris-medio: #6B7280;
  --gris-claro: #E8E7E5;
  --arena-cobre: #B08D57;
  --azul-grisaceo: #3A5A73;
  --white: #FFFFFF;
  --success: #10B981;
  --warning: #F59E0B;
  --error: #EF4444;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.12);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--gris-grafito);
  background: var(--blanco-roto);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--azul-grisaceo); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--azul-petroleo); }

/* ─── TYPOGRAPHY ────────────────────────────────────────── */
h1, h2, h3, h4 { font-family: 'Playfair Display', Georgia, serif; font-weight: 600; color: var(--gris-grafito); line-height: 1.2; }
h1 { font-size: clamp(28px, 4vw, 42px); }
h2 { font-size: clamp(24px, 3vw, 34px); }
h3 { font-size: 20px; }
h4 { font-size: 17px; }
p { color: var(--gris-medio); line-height: 1.7; }

/* ─── LAYOUT ────────────────────────────────────────────── */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 800px; margin: 0 auto; padding: 0 24px; }

/* ─── NAV ───────────────────────────────────────────────── */
.site-nav {
  position: sticky; top: 0; z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gris-claro);
  padding: 16px 0;
}
.site-nav .container { display: flex; justify-content: space-between; align-items: center; }
.nav-logo { font-family: 'DM Sans', sans-serif; font-weight: 700; font-size: 20px; letter-spacing: 2.5px; color: var(--azul-petroleo); text-transform: uppercase; }
.nav-actions { display: flex; gap: 16px; align-items: center; }
.nav-link { font-size: 14px; font-weight: 500; color: var(--gris-medio); }
.nav-link:hover { color: var(--gris-grafito); }

/* ─── BUTTONS ───────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 28px; border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif; font-size: 15px; font-weight: 600;
  border: none; cursor: pointer; transition: var(--transition);
  text-decoration: none;
}
.btn-primary { background: var(--azul-petroleo); color: var(--white); }
.btn-primary:hover { background: #1a3347; transform: translateY(-1px); box-shadow: var(--shadow-md); color: var(--white); }
.btn-accent { background: var(--arena-cobre); color: var(--white); }
.btn-accent:hover { background: #c49e62; transform: translateY(-1px); box-shadow: 0 4px 16px rgba(176,141,87,0.3); color: var(--white); }
.btn-outline { background: transparent; color: var(--gris-grafito); border: 1.5px solid var(--gris-claro); }
.btn-outline:hover { border-color: var(--gris-grafito); }
.btn-sm { padding: 10px 20px; font-size: 13px; }
.btn-lg { padding: 18px 36px; font-size: 17px; }
.btn-block { width: 100%; }

/* ─── FORMS ─────────────────────────────────────────────── */
.form-group { margin-bottom: 20px; }
.form-label {
  display: block; font-size: 13px; font-weight: 600;
  color: var(--gris-grafito); margin-bottom: 6px;
}
.form-input, .form-select, .form-textarea {
  width: 100%; padding: 14px 16px;
  border: 1.5px solid var(--gris-claro); border-radius: var(--radius-sm);
  font-family: 'DM Sans', sans-serif; font-size: 15px;
  color: var(--gris-grafito); background: var(--white);
  transition: var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none; border-color: var(--azul-grisaceo);
  box-shadow: 0 0 0 3px rgba(58,90,115,0.1);
}
.form-input::placeholder { color: #B0B0A8; }
.form-textarea { resize: vertical; min-height: 100px; }
.form-hint { font-size: 12px; color: var(--gris-medio); margin-top: 4px; }
.form-error { font-size: 12px; color: var(--error); margin-top: 4px; }

/* ─── CARDS ─────────────────────────────────────────────── */
.card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--gris-claro); overflow: hidden;
  transition: var(--transition);
}
.card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); border-color: transparent; }

/* ─── PROPERTY GRID ─────────────────────────────────────── */
.properties-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
  padding: 40px 0;
}
.property-card { cursor: pointer; }
.property-card-image {
  position: relative; width: 100%; aspect-ratio: 4/3;
  overflow: hidden; border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}
.property-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.property-card:hover .property-card-image img { transform: scale(1.05); }
.property-card-badge {
  position: absolute; top: 12px; left: 12px;
  background: var(--white); padding: 4px 12px; border-radius: 20px;
  font-size: 12px; font-weight: 600; color: var(--gris-grafito);
}
.property-card-body { padding: 20px; }
.property-card-location { font-size: 13px; color: var(--gris-medio); margin-bottom: 4px; display: flex; align-items: center; gap: 4px; }
.property-card-title { font-family: 'DM Sans', sans-serif; font-size: 17px; font-weight: 700; color: var(--gris-grafito); margin-bottom: 8px; }
.property-card-meta { display: flex; gap: 12px; font-size: 13px; color: var(--gris-medio); margin-bottom: 12px; }
.property-card-price { font-size: 17px; font-weight: 700; color: var(--azul-petroleo); }
.property-card-price span { font-size: 13px; font-weight: 400; color: var(--gris-medio); }
.property-card-rating { display: flex; align-items: center; gap: 4px; font-size: 14px; font-weight: 600; color: var(--gris-grafito); }
.property-card-rating .star { color: var(--arena-cobre); }
.property-card-footer { display: flex; justify-content: space-between; align-items: center; }

/* ─── PROPERTY DETAIL ───────────────────────────────────── */
.property-gallery {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: 1fr 1fr; gap: 8px;
  border-radius: var(--radius-lg); overflow: hidden;
  max-height: 480px; margin-bottom: 40px;
}
.property-gallery img { width: 100%; height: 100%; object-fit: cover; cursor: pointer; transition: opacity 0.3s; }
.property-gallery img:hover { opacity: 0.9; }
.property-gallery img:first-child { grid-row: 1 / 3; }

.property-detail { display: grid; grid-template-columns: 1fr 380px; gap: 60px; padding: 0 0 80px; }
.property-info { min-width: 0; }
.property-info h1 { margin-bottom: 8px; }
.property-location { font-size: 16px; color: var(--gris-medio); margin-bottom: 24px; }
.property-highlights { display: flex; gap: 24px; padding: 24px 0; border-top: 1px solid var(--gris-claro); border-bottom: 1px solid var(--gris-claro); margin-bottom: 32px; }
.highlight { text-align: center; flex: 1; }
.highlight-value { font-size: 20px; font-weight: 700; color: var(--azul-petroleo); }
.highlight-label { font-size: 12px; color: var(--gris-medio); margin-top: 2px; }
.property-description { font-size: 16px; color: var(--gris-grafito); line-height: 1.8; margin-bottom: 32px; }

/* Amenities grid */
.amenities-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; margin: 24px 0 32px; }
.amenity-item { display: flex; align-items: center; gap: 10px; font-size: 14px; color: var(--gris-grafito); padding: 8px 0; }
.amenity-icon { width: 24px; height: 24px; color: var(--azul-grisaceo); flex-shrink: 0; }

/* ─── BOOKING SIDEBAR ───────────────────────────────────── */
.booking-sidebar { position: sticky; top: 100px; }
.booking-card {
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--gris-claro); padding: 28px;
  box-shadow: var(--shadow-md);
}
.booking-card-price { font-size: 24px; font-weight: 700; color: var(--azul-petroleo); margin-bottom: 20px; }
.booking-card-price span { font-size: 15px; font-weight: 400; color: var(--gris-medio); }
.date-inputs { display: grid; grid-template-columns: 1fr 1fr; border: 1.5px solid var(--gris-claro); border-radius: var(--radius-sm); overflow: hidden; margin-bottom: 12px; }
.date-input { padding: 14px; border: none; background: var(--white); cursor: pointer; }
.date-input:first-child { border-right: 1.5px solid var(--gris-claro); }
.date-input label { display: block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--gris-medio); }
.date-input input { border: none; font-size: 14px; color: var(--gris-grafito); font-family: 'DM Sans', sans-serif; width: 100%; outline: none; background: transparent; margin-top: 2px; }
.guests-input { border: 1.5px solid var(--gris-claro); border-radius: var(--radius-sm); padding: 14px; margin-bottom: 16px; }
.guests-input label { display: block; font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--gris-medio); }
.guests-input select { border: none; font-size: 14px; color: var(--gris-grafito); font-family: 'DM Sans', sans-serif; width: 100%; outline: none; background: transparent; margin-top: 2px; }

.price-breakdown { margin: 20px 0; padding: 20px 0; border-top: 1px solid var(--gris-claro); }
.price-line { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.price-line-label { color: var(--gris-medio); }
.price-line-value { color: var(--gris-grafito); font-weight: 500; }
.price-line.discount .price-line-value { color: var(--success); }
.price-total { display: flex; justify-content: space-between; padding: 16px 0 0; border-top: 1px solid var(--gris-claro); margin-top: 8px; font-size: 16px; font-weight: 700; color: var(--gris-grafito); }

/* ─── CHECKOUT ──────────────────────────────────────────── */
.checkout-layout { display: grid; grid-template-columns: 1fr 400px; gap: 60px; padding: 40px 0 80px; }
.checkout-summary { position: sticky; top: 100px; }
.checkout-summary-card { background: var(--white); border: 1px solid var(--gris-claro); border-radius: var(--radius-lg); padding: 24px; }
.checkout-property { display: flex; gap: 16px; padding-bottom: 20px; border-bottom: 1px solid var(--gris-claro); margin-bottom: 20px; }
.checkout-property img { width: 120px; height: 80px; object-fit: cover; border-radius: var(--radius-sm); }
.checkout-property-info h4 { font-family: 'DM Sans', sans-serif; font-size: 15px; font-weight: 600; }
.checkout-property-info p { font-size: 13px; }

.payment-methods { margin: 24px 0; }
.payment-method-option {
  display: flex; align-items: center; gap: 12px;
  padding: 16px; border: 1.5px solid var(--gris-claro);
  border-radius: var(--radius-sm); margin-bottom: 8px;
  cursor: pointer; transition: var(--transition);
}
.payment-method-option:hover { border-color: var(--azul-grisaceo); }
.payment-method-option.active { border-color: var(--azul-petroleo); background: rgba(15,31,45,0.02); }
.payment-method-option input[type="radio"] { accent-color: var(--azul-petroleo); }
.payment-method-label { font-weight: 600; font-size: 14px; }
.payment-method-desc { font-size: 12px; color: var(--gris-medio); }

/* Stripe Elements container */
#card-element { padding: 14px 16px; border: 1.5px solid var(--gris-claro); border-radius: var(--radius-sm); background: var(--white); }
#card-errors { color: var(--error); font-size: 13px; margin-top: 8px; }

/* SPEI info box */
.spei-info {
  background: rgba(245,158,11,0.06); border: 1px solid rgba(245,158,11,0.2);
  border-radius: var(--radius-sm); padding: 20px; margin: 16px 0;
}
.spei-info h4 { font-family: 'DM Sans', sans-serif; color: var(--warning); font-size: 14px; margin-bottom: 12px; }
.spei-field { display: flex; justify-content: space-between; padding: 6px 0; font-size: 14px; }
.spei-field .label { color: var(--gris-medio); }
.spei-field .value { font-weight: 600; color: var(--gris-grafito); font-family: monospace; }

/* ─── CONFIRMATION PAGE ─────────────────────────────────── */
.confirmation-hero {
  text-align: center; padding: 80px 24px;
  background: var(--white); border-radius: var(--radius-lg);
  border: 1px solid var(--gris-claro); margin: 40px 0;
}
.confirmation-check { width: 64px; height: 64px; margin: 0 auto 24px; color: var(--success); }
.confirmation-code { font-family: monospace; font-size: 28px; font-weight: 700; color: var(--azul-petroleo); letter-spacing: 2px; margin: 16px 0; }

/* ─── CALENDAR ──────────────────────────────────────────── */
.calendar-container { margin: 16px 0; }
.calendar-month { margin-bottom: 24px; }
.calendar-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.calendar-title { font-family: 'DM Sans', sans-serif; font-size: 16px; font-weight: 700; }
.calendar-nav { display: flex; gap: 8px; }
.calendar-nav button { width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--gris-claro); background: var(--white); cursor: pointer; display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.calendar-nav button:hover { background: var(--blanco-roto); }
.calendar-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 2px; }
.calendar-day-name { text-align: center; font-size: 11px; font-weight: 600; color: var(--gris-medio); text-transform: uppercase; padding: 8px 0; }
.calendar-day {
  aspect-ratio: 1; display: flex; align-items: center; justify-content: center;
  font-size: 14px; border-radius: 50%; cursor: pointer; transition: var(--transition);
  position: relative;
}
.calendar-day:hover:not(.disabled):not(.blocked) { background: var(--blanco-roto); }
.calendar-day.today { font-weight: 700; }
.calendar-day.disabled { color: #D0D0CC; cursor: default; }
.calendar-day.blocked { color: #D0D0CC; cursor: default; text-decoration: line-through; }
.calendar-day.selected { background: var(--azul-petroleo); color: var(--white); font-weight: 600; }
.calendar-day.in-range { background: rgba(15,31,45,0.08); }
.calendar-day.checkin { border-radius: 50% 0 0 50%; }
.calendar-day.checkout { border-radius: 0 50% 50% 0; }

/* ─── REVIEWS ───────────────────────────────────────────── */
.review-card { padding: 24px 0; border-bottom: 1px solid var(--gris-claro); }
.review-header { display: flex; align-items: center; gap: 12px; margin-bottom: 12px; }
.review-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--azul-petroleo); color: var(--white); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 14px; }
.review-author { font-weight: 600; font-size: 15px; }
.review-date { font-size: 13px; color: var(--gris-medio); }
.review-stars { color: var(--arena-cobre); font-size: 14px; letter-spacing: 1px; margin-bottom: 8px; }
.review-text { font-size: 15px; color: var(--gris-grafito); line-height: 1.7; }

/* ─── LOADING ───────────────────────────────────────────── */
.spinner { display: inline-block; width: 20px; height: 20px; border: 2px solid rgba(255,255,255,0.3); border-top-color: var(--white); border-radius: 50%; animation: spin 0.6s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
.skeleton { background: linear-gradient(90deg, var(--gris-claro) 25%, #f0efed 50%, var(--gris-claro) 75%); background-size: 200% 100%; animation: shimmer 1.5s infinite; border-radius: var(--radius-sm); }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

/* ─── FILTERS BAR ───────────────────────────────────────── */
.filters-bar { display: flex; gap: 12px; flex-wrap: wrap; padding: 24px 0; border-bottom: 1px solid var(--gris-claro); }
.filter-chip {
  padding: 10px 20px; border: 1.5px solid var(--gris-claro);
  border-radius: 24px; font-size: 14px; font-weight: 500;
  color: var(--gris-grafito); background: var(--white);
  cursor: pointer; transition: var(--transition);
}
.filter-chip:hover { border-color: var(--gris-grafito); }
.filter-chip.active { border-color: var(--azul-petroleo); background: var(--azul-petroleo); color: var(--white); }

/* ─── FOOTER ────────────────────────────────────────────── */
.site-footer { background: var(--gris-grafito); padding: 48px 0 32px; margin-top: 80px; }
.footer-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 20px; }
.footer-copy { font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-links { display: flex; gap: 24px; }
.footer-links a { font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-links a:hover { color: var(--white); }

/* ─── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 768px) {
  .property-gallery { grid-template-columns: 1fr; grid-template-rows: auto; max-height: none; }
  .property-gallery img:first-child { grid-row: auto; }
  .property-detail { grid-template-columns: 1fr; gap: 32px; }
  .booking-sidebar { position: static; }
  .checkout-layout { grid-template-columns: 1fr; }
  .properties-grid { grid-template-columns: 1fr; }
  .property-highlights { flex-wrap: wrap; gap: 16px; }
  .amenities-grid { grid-template-columns: 1fr; }
  .filters-bar { overflow-x: auto; flex-wrap: nowrap; padding-bottom: 16px; }
  .footer-inner { flex-direction: column; text-align: center; }
}