/* contact.css — ติดต่อเรา */
:root {
  --lavender: #ebe6fa;
  --purple: #6b4fd4;
  --indigo: #4f52e8;
  --indigo-dark: #3a3db8;
  --lime: #c8f542;
  --navy: #1a1640;
  --text: #2d2855;
  --text-muted: #6b6590;
  --white: #ffffff;
  --shadow: 0 20px 60px rgba(74, 47, 168, 0.12);
  --radius: 20px;
  --radius-lg: 28px;
  --font-display: 'Mitr', sans-serif;
  --font-body: 'Sarabun', sans-serif;
  --header-h: 72px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body { font-family: var(--font-body); font-size: 17px; line-height: 1.65; color: var(--text); background: var(--lavender); overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, 92vw); margin-inline: auto; }

.sparkle-field { position: fixed; inset: 0; pointer-events: none; z-index: 0; background: radial-gradient(ellipse 50% 40% at 20% 30%, rgba(200,245,66,0.07) 0%, transparent 55%), radial-gradient(ellipse 45% 35% at 85% 60%, rgba(107,79,212,0.05) 0%, transparent 50%); }

.site-header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; height: var(--header-h); background: rgba(235,230,250,0.85); backdrop-filter: blur(16px); border-bottom: 1px solid rgba(107,79,212,0.08); }
.site-header.scrolled { box-shadow: 0 4px 24px rgba(74,47,168,0.1); }
.nav { display: flex; align-items: center; gap: 2rem; height: 100%; }
.nav-brand { display: flex; align-items: center; gap: 0.6rem; font-family: var(--font-display); font-weight: 600; font-size: 1.15rem; color: var(--navy); flex-shrink: 0; }
.nav-brand img { border-radius: 50%; }
.nav-links { display: flex; list-style: none; gap: 1.5rem; margin-left: auto; }
.nav-links a { font-size: 0.92rem; font-weight: 500; color: var(--text-muted); transition: color 0.2s; }
.nav-links a:hover, .nav-links a.active { color: var(--navy); }
.nav-links a.active { font-weight: 600; border-bottom: 2px solid var(--lime); padding-bottom: 2px; }
.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; margin-left: auto; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--navy); border-radius: 2px; transition: transform 0.3s, opacity 0.3s; }

.btn { display: inline-flex; align-items: center; justify-content: center; padding: 0.65rem 1.4rem; border-radius: 999px; font-family: var(--font-display); font-weight: 500; font-size: 0.95rem; border: 2px solid transparent; transition: transform 0.2s, box-shadow 0.2s, background 0.2s; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: var(--indigo); color: var(--white); box-shadow: 0 8px 24px rgba(79,82,232,0.35); }
.btn-primary:hover { background: var(--indigo-dark); }
.btn-lg { padding: 0.85rem 1.8rem; font-size: 1rem; }

main { position: relative; z-index: 1; }
.section { padding: 4rem 0; }
.section-label { display: inline-block; font-family: var(--font-display); font-size: 0.85rem; font-weight: 500; letter-spacing: 0.08em; text-transform: uppercase; color: var(--purple); margin-bottom: 0.75rem; }

.page-hero { padding: calc(var(--header-h) + 3rem) 0 2rem; text-align: center; }
.page-hero-inner h1 { font-family: var(--font-display); font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 600; color: var(--navy); line-height: 1.25; margin-bottom: 1rem; }
.page-hero-desc { font-size: 1.05rem; color: var(--text-muted); max-width: 560px; margin: 0 auto; }

.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.contact-card { background: var(--white); border-radius: var(--radius); padding: 2.5rem 2rem; box-shadow: var(--shadow); text-align: center; transition: transform 0.3s; border-top: 3px solid transparent; }
.contact-card:hover { transform: translateY(-4px); border-top-color: var(--lime); }
.contact-icon { display: block; font-size: 2rem; margin-bottom: 1rem; }
.contact-card h2 { font-family: var(--font-display); font-size: 1.1rem; color: var(--navy); margin-bottom: 0.75rem; }
.contact-link { font-size: 1rem; color: var(--indigo); font-weight: 500; word-break: break-all; }
.contact-link:hover { text-decoration: underline; }
.contact-hint { font-size: 0.85rem; color: var(--text-muted); margin-top: 0.5rem; }
.contact-main { font-size: 1.05rem; color: var(--navy); font-weight: 500; }
.contact-time { font-family: var(--font-display); font-size: 1.3rem; color: var(--indigo); font-weight: 600; margin-top: 0.25rem; }
.contact-address { font-size: 0.95rem; color: var(--text-muted); line-height: 1.6; }

.map-band { padding: 2rem 0 4rem; }
.map-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; background: linear-gradient(135deg, rgba(79,82,232,0.08) 0%, rgba(200,245,66,0.1) 100%); border-radius: var(--radius-lg); padding: 2rem 2.5rem; border: 1px solid rgba(107,79,212,0.1); }
.map-info h2 { font-family: var(--font-display); font-size: 1.4rem; color: var(--navy); margin-bottom: 0.5rem; }
.map-info p { font-size: 0.95rem; color: var(--text-muted); max-width: 480px; }

.disclaimer-box { display: flex; gap: 1.25rem; background: rgba(255,255,255,0.8); border: 2px solid rgba(107,79,212,0.15); border-left: 5px solid var(--purple); border-radius: var(--radius); padding: 1.75rem 2rem; }
.disclaimer-icon { flex-shrink: 0; width: 40px; height: 40px; background: var(--purple); color: var(--white); border-radius: 50%; display: flex; align-items: center; justify-content: center; font-family: var(--font-display); font-weight: 700; font-size: 1.2rem; }
.disclaimer-box h3 { font-family: var(--font-display); font-size: 1.1rem; color: var(--navy); margin-bottom: 0.4rem; }
.disclaimer-box p { font-size: 0.95rem; color: var(--text-muted); }

.site-footer { position: relative; z-index: 1; padding: 2rem 0; border-top: 1px solid rgba(107,79,212,0.1); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 1rem; }
.footer-brand { display: flex; align-items: center; gap: 0.5rem; font-family: var(--font-display); font-weight: 600; color: var(--navy); }
.footer-nav { display: flex; gap: 1.5rem; }
.footer-nav a { font-size: 0.9rem; color: var(--text-muted); }
.footer-nav a:hover { color: var(--indigo); }
.footer-copy { font-size: 0.85rem; color: var(--text-muted); width: 100%; text-align: center; margin-top: 0.5rem; }

.reveal { opacity: 0; transform: translateY(28px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-delay { transition-delay: 0.15s; }
.reveal-delay-2 { transition-delay: 0.3s; }

@media (max-width: 960px) {
  .contact-grid { grid-template-columns: 1fr; }
  .map-inner { flex-direction: column; text-align: center; }
}
@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .nav-links { position: fixed; top: var(--header-h); left: 0; right: 0; background: rgba(235,230,250,0.97); backdrop-filter: blur(16px); flex-direction: column; padding: 1.5rem 2rem 2rem; gap: 0; transform: translateY(-110%); opacity: 0; pointer-events: none; transition: transform 0.35s, opacity 0.35s; }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-links li { border-bottom: 1px solid rgba(107,79,212,0.08); }
  .nav-links a { display: block; padding: 1rem 0; }
  .nav-cta { display: none; }
  .nav.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .footer-inner { flex-direction: column; text-align: center; }
  .footer-nav { flex-wrap: wrap; justify-content: center; }
}