/* css/style.css */
:root {
  --color-bg-dark: #1a1208;
  --color-bg-dark-2: #3d2b0f;
  --color-gold: #f0c96b;
  --color-gold-soft: #c9a55c;
  --color-gold-dark: #a67c1e;
  --color-cream: #f5f3ee;
  --color-text-dark: #1c1c1c;
  --font-heading: 'Playfair Display', serif;
  --font-body: 'Inter', sans-serif;
  --max-width: 1180px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--color-text-dark);
  background: var(--color-cream);
  line-height: 1.6;
}

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 20px;
}

h1, h2, h3 {
  font-family: var(--font-heading);
  color: var(--color-text-dark);
}

.section { padding: 72px 0; }
.section-title {
  font-size: 2rem;
  text-align: center;
  margin-bottom: 8px;
}
.section-subtitle {
  text-align: center;
  color: #666;
  margin-bottom: 40px;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 4px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: 1px solid var(--color-gold-soft);
  transition: all 0.2s ease;
}
.btn-primary {
  background: var(--color-gold);
  color: var(--color-bg-dark);
  border-color: var(--color-gold);
}
.btn-primary:hover { background: var(--color-gold-soft); }
.btn-outline {
  background: transparent;
  color: var(--color-text-dark);
  border-color: var(--color-text-dark);
}
.btn-outline:hover { background: rgba(28,28,28,0.06); }

.site-header {
  position: sticky; top: 0; z-index: 100;
  background: var(--color-bg-dark);
  border-bottom: 1px solid rgba(240,201,107,0.2);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.logo { color: var(--color-gold); font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; letter-spacing: 1px; }
.logo-accent { color: var(--color-cream); }
.main-nav { display: flex; gap: 22px; }
.main-nav a { color: var(--color-cream); text-decoration: none; font-size: 0.92rem; }
.main-nav a:hover { color: var(--color-gold); }
.header-actions { display: flex; align-items: center; gap: 14px; }
.lang-btn { background: none; border: 1px solid var(--color-gold-soft); color: var(--color-gold); padding: 6px 10px; border-radius: 4px; cursor: pointer; font-size: 0.8rem; }
.btn-small { padding: 8px 16px; font-size: 0.85rem; }
.mobile-menu-btn { display: none; background: none; border: none; color: var(--color-gold); font-size: 1.4rem; cursor: pointer; }

@media (max-width: 900px) {
  .main-nav { display: none; position: absolute; top: 68px; left: 0; right: 0; background: var(--color-bg-dark); flex-direction: column; padding: 16px 20px; gap: 16px; }
  .main-nav.open { display: flex; }
  .mobile-menu-btn { display: block; }
}

.hero {
  position: relative;
  min-height: 88vh;
  display: flex; align-items: center;
  background: #fff;
  border-bottom: 1px solid #eee;
}
.hero-overlay { display: none; }
.hero-content { position: relative; z-index: 1; max-width: 720px; }
.hero-eyebrow { color: var(--color-gold-dark); font-size: 0.85rem; letter-spacing: 1px; margin-bottom: 18px; }
.hero h1 { color: var(--color-text-dark); font-size: 3.2rem; letter-spacing: 3px; margin-bottom: 18px; }
.hero-tagline { color: #555; font-size: 1.15rem; margin-bottom: 32px; max-width: 520px; }
.hero-cta { display: flex; gap: 16px; }

@media (max-width: 600px) {
  .hero h1 { font-size: 2.1rem; }
  .hero-cta { flex-direction: column; }
}

.menu-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; }
.menu-category h3 { color: var(--color-gold-soft); border-bottom: 2px solid var(--color-gold); padding-bottom: 8px; margin-bottom: 14px; font-size: 1.1rem; }
.menu-category ul { list-style: none; }
.menu-category li { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px dashed #ddd; font-size: 0.95rem; }
.menu-category .price { color: var(--color-gold-soft); font-weight: 600; }

@media (max-width: 700px) { .menu-grid { grid-template-columns: 1fr; } }

.section-alt { background: #fff; }
.price-table { width: 100%; border-collapse: collapse; margin-top: 24px; }
.price-table th, .price-table td { padding: 14px 18px; text-align: left; border-bottom: 1px solid #eee; }
.price-table th { background: var(--color-bg-dark); color: var(--color-gold); font-weight: 600; }
.price-table tbody tr:hover { background: #faf6ec; }
.price-table .note { color: #999; font-size: 0.8rem; }
.price-note { margin-top: 16px; color: #777; font-size: 0.88rem; text-align: center; }

.membership-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px; max-width: 800px; margin: 0 auto; }
.membership-grid-3 { grid-template-columns: repeat(3, 1fr); max-width: 1100px; }
.membership-card { border: 1px solid #e2d9c3; border-radius: 8px; padding: 32px; position: relative; }
.membership-featured { border-color: var(--color-gold); box-shadow: 0 8px 24px rgba(212,175,55,0.15); }
.membership-badge { position: absolute; top: -12px; right: 24px; background: var(--color-gold); color: var(--color-bg-dark); font-size: 0.75rem; padding: 4px 12px; border-radius: 12px; font-weight: 600; }
.membership-price { font-size: 1.6rem; color: var(--color-gold-soft); font-weight: 700; margin: 12px 0 20px; }
.membership-card ul { list-style: none; }
.membership-card li { padding: 8px 0; padding-left: 22px; position: relative; font-size: 0.92rem; }
.membership-card li::before { content: "✓"; position: absolute; left: 0; color: var(--color-gold-soft); font-weight: bold; }

@media (max-width: 900px) { .membership-grid-3 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 700px) { .membership-grid { grid-template-columns: 1fr; } }

.vip-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.vip-promo { background: #faf6ec; border-left: 3px solid var(--color-gold); padding: 16px 20px; margin: 20px 0; border-radius: 4px; }
.vip-promo-title { font-weight: 600; margin-bottom: 8px; }
.vip-promo ul { list-style: none; }
.vip-promo li { padding: 4px 0; }
.vip-image img { display: block; width: 100%; border-radius: 8px; object-fit: cover; aspect-ratio: 4/3; }

@media (max-width: 800px) { .vip-layout { grid-template-columns: 1fr; } .vip-image { order: -1; } }

.promo-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.promo-card { background: #fff; border: 1px solid #eee; border-radius: 8px; padding: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04); }
.promo-card h3 { font-size: 1.05rem; color: var(--color-gold-soft); margin-bottom: 10px; }
.promo-card p { font-size: 0.92rem; color: #555; }

@media (max-width: 700px) { .promo-grid { grid-template-columns: 1fr; } }

.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery-grid img { width: 100%; aspect-ratio: 4/3; object-fit: cover; border-radius: 6px; }

@media (max-width: 700px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }

.contact-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; }
.contact-info p { margin-bottom: 10px; }
.contact-info a { color: var(--color-gold-soft); }
.contact-buttons { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 24px; }
.contact-map iframe { border-radius: 8px; }
.site-footer { background: var(--color-bg-dark); color: var(--color-gold-soft); text-align: center; padding: 24px 0; font-size: 0.85rem; }
.footer-social { display: flex; justify-content: center; gap: 18px; margin-bottom: 14px; }
.footer-social a { color: var(--color-gold-soft); display: inline-flex; }
.footer-social a:hover { color: var(--color-gold); }
.footer-social svg { width: 20px; height: 20px; fill: currentColor; }

@media (max-width: 800px) { .contact-layout { grid-template-columns: 1fr; } }

.gallery-cta { text-align: center; margin-top: 28px; }

.heo-vang-block { max-width: 780px; margin: 0 auto 40px; }
.heo-vang-block h3 { color: var(--color-gold-soft); border-bottom: 2px solid var(--color-gold); padding-bottom: 8px; margin-bottom: 10px; font-size: 1.15rem; }
.heo-vang-block > p { margin-bottom: 4px; color: #555; font-size: 0.94rem; }

.gallery-page-hero { padding-bottom: 24px; }
.category-nav { display: flex; flex-wrap: wrap; gap: 10px; justify-content: center; margin-top: 24px; }
.chip { background: #fff; border: 1px solid #e2d9c3; color: var(--color-text-dark); text-decoration: none; font-size: 0.85rem; padding: 6px 14px; border-radius: 999px; }
.chip:hover { border-color: var(--color-gold); color: var(--color-gold-dark); }

.photo-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.photo-grid img { width: 100%; aspect-ratio: 3/4; object-fit: cover; border-radius: 6px; cursor: pointer; transition: transform 0.15s ease; }
.photo-grid img:hover { transform: scale(1.03); }

@media (max-width: 900px) { .photo-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 600px) { .photo-grid { grid-template-columns: repeat(2, 1fr); } }

.lightbox {
  display: none;
  position: fixed; inset: 0; z-index: 300;
  background: rgba(10,8,4,0.94);
  align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 88vw; max-height: 80vh; object-fit: contain; border-radius: 4px; }
.lightbox-caption { position: absolute; bottom: 24px; left: 0; right: 0; text-align: center; color: var(--color-cream); font-size: 0.9rem; }
.lightbox-close, .lightbox-prev, .lightbox-next {
  position: absolute; background: none; border: none; color: var(--color-cream);
  font-size: 1.6rem; cursor: pointer; padding: 12px; line-height: 1;
}
.lightbox-close { top: 14px; right: 20px; font-size: 2rem; }
.lightbox-prev { left: 10px; top: 50%; transform: translateY(-50%); }
.lightbox-next { right: 10px; top: 50%; transform: translateY(-50%); }
.lightbox-close:hover, .lightbox-prev:hover, .lightbox-next:hover { color: var(--color-gold); }

@media (max-width: 600px) {
  .lightbox-prev, .lightbox-next { font-size: 1.2rem; padding: 8px; }
}

.modal {
  display: none;
  position: fixed; inset: 0; z-index: 320;
  background: rgba(10,8,4,0.6);
  align-items: center; justify-content: center;
  padding: 20px;
}
.modal.open { display: flex; }
.modal-box {
  background: #fff; border-radius: 8px; padding: 32px;
  max-width: 420px; width: 100%; position: relative;
}
.modal-close {
  position: absolute; top: 10px; right: 14px;
  background: none; border: none; font-size: 1.7rem; line-height: 1;
  cursor: pointer; color: #999;
}
.modal-close:hover { color: var(--color-gold-dark); }
.modal-box h3 { margin-bottom: 8px; }
.modal-box form { display: flex; flex-direction: column; gap: 14px; }
.modal-box label { display: flex; flex-direction: column; gap: 6px; font-size: 0.88rem; font-weight: 600; }
.modal-box select, .modal-box input {
  padding: 10px 12px; border: 1px solid #ddd; border-radius: 4px;
  font-size: 0.95rem; font-family: inherit;
}
.modal-box button[type="submit"] { margin-top: 6px; width: 100%; }