:root {
  --bg: #f6f9fc;
  --card: #ffffff;
  --primary: #0c3c78;
  --primary-light: #2676d1;
  --text: #1b1f24;
  --muted: #6c7a89;
  --border: #d7e1ee;
  font-size: 16px;
}

* {
  box-sizing: border-box;
}

body {
  font-family: 'Prompt', 'Noto Sans Thai', sans-serif;
  margin: 0;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 1.25rem;
  background: rgba(246, 249, 252, 0.95);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(16px);
}

.brand {
  display: flex;
  gap: 0.75rem;
  align-items: center;
}

.brand img {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  border: 2px solid var(--border);
  object-fit: cover;
}

.brand-label {
  font-weight: 600;
  margin: 0;
}

.brand-tagline {
  font-size: 0.85rem;
  color: var(--muted);
  margin: 0;
}

.nav-toggle {
  border: none;
  background: transparent;
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 0.35rem;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
}

.main-nav {
  position: fixed;
  inset: 0;
  background: rgba(12, 60, 120, 0.95);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  transform: translateY(-100%);
  transition: transform 0.35s ease;
}

.main-nav a {
  color: #fff;
  font-size: 1.2rem;
  letter-spacing: 0.05em;
}

.main-nav.open {
  transform: translateY(0);
}

@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }
  .main-nav {
    position: static;
    flex-direction: row;
    background: transparent;
    transform: none;
    gap: 1rem;
  }
  .main-nav a {
    color: var(--text);
    font-size: 0.95rem;
  }
}

main {
  padding: 1.5rem;
  max-width: 1100px;
  margin: 0 auto;
}

section {
  margin-bottom: 3rem;
}

.hero {
  display: grid;
  gap: 1.5rem;
  background: var(--card);
  border-radius: 24px;
  padding: 2rem;
  border: 1px solid var(--border);
}

.hero-text h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  margin-top: 0.5rem;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--primary);
  font-size: 0.85rem;
}

.lead {
  color: var(--muted);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.btn {
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 600;
  text-align: center;
}

.btn.primary {
  background: var(--primary);
  color: #fff;
}

.btn.ghost {
  border-color: var(--primary);
  color: var(--primary);
}

.hero-card {
  background: var(--bg);
  border-radius: 18px;
  padding: 1.5rem;
  border: 1px dashed var(--border);
}

.card-title {
  color: var(--primary);
  font-weight: 600;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .hero {
    grid-template-columns: 2fr 1fr;
  }
  .about.grid,
  .highlight.grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.feature-card,
.contact-card,
.hero-card,
.menu-card {
  background: var(--card);
  border-radius: 20px;
  border: 1px solid var(--border);
  padding: 1.5rem;
}

.list {
  padding-left: 1rem;
  color: var(--muted);
}

.menu {
  text-align: center;
}

.section-heading h2 {
  margin-bottom: 0.25rem;
}

.menu-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .menu-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  }
}

.menu-card h3 {
  margin-top: 0;
  color: var(--primary);
}

.price {
  display: inline-block;
  margin-top: 1rem;
  font-weight: 600;
  color: var(--primary-light);
}

.highlight {
  background: var(--card);
  border-radius: 24px;
  padding: 2rem;
  border: 1px solid var(--border);
}

.badge-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.badge-list li span {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 0.6rem 1.2rem;
  display: inline-block;
  background: rgba(12, 60, 120, 0.05);
  color: var(--primary);
}

.contact {
  background: var(--card);
  border-radius: 26px;
  padding: 2rem;
  border: 1px solid var(--border);
}

.contact-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.map-placeholder {
  border: 2px dashed var(--border);
  border-radius: 20px;
  min-height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  background: var(--bg);
}

.small {
  font-size: 0.85rem;
  color: var(--muted);
}

.site-footer {
  text-align: center;
  padding: 1.5rem;
  color: var(--muted);
  font-size: 0.9rem;
}