/* ============================================================
   Meihua Clothing — clothing.omio.top
   泰语响应式企业站 · 高端大气风格
   ============================================================ */
:root {
  --primary: #0e2a47;
  --primary-dark: #081c31;
  --primary-light: #1c4470;
  --accent: #c9a24d;
  --accent-dark: #a9862f;
  --text: #2b3440;
  --muted: #6b7684;
  --bg: #ffffff;
  --bg-alt: #f5f7fa;
  --border: #e3e8ee;
  --radius: 10px;
  --shadow: 0 10px 30px rgba(14, 42, 71, .10);
  --container: 1200px;
  --font: 'Noto Sans Thai', 'Leelawadee UI', 'Segoe UI', Tahoma, sans-serif;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.8;
  font-size: 16px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
.container { max-width: var(--container); margin: 0 auto; padding: 0 20px; }

/* ---------- Top bar ---------- */
.topbar {
  background: var(--primary-dark);
  color: #cfd9e4;
  font-size: 13.5px;
  padding: 7px 0;
}
.topbar .container { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; }
.topbar .slogan { color: var(--accent); letter-spacing: .3px; }

/* ---------- Header / Nav ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,.97);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  box-shadow: 0 2px 12px rgba(14,42,71,.06);
}
.site-header .container { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 78px; }
.logo img { height: 56px; width: auto; }
.main-nav ul { display: flex; gap: 6px; align-items: center; }
.main-nav a {
  display: block; padding: 10px 16px; font-weight: 600; font-size: 15.5px;
  color: var(--primary); border-radius: 8px; transition: all .25s;
}
.main-nav a:hover, .main-nav a.active { background: var(--primary); color: #fff; }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px; cursor: pointer;
  background: none; border: none; padding: 8px;
}
.nav-toggle span { width: 26px; height: 3px; background: var(--primary); border-radius: 2px; transition: all .3s; }

/* ---------- Hero (home) ---------- */
.hero {
  position: relative; min-height: 520px;
  display: flex; align-items: center;
  background: url('/img/banner.jpg') center/cover no-repeat;
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(100deg, rgba(8,28,49,.88) 0%, rgba(14,42,71,.72) 45%, rgba(14,42,71,.35) 100%);
}
.hero-content { position: relative; color: #fff; max-width: 640px; padding: 70px 0; }
.hero-content .kicker {
  display: inline-block; background: rgba(201,162,77,.18); color: var(--accent);
  border: 1px solid rgba(201,162,77,.55); padding: 5px 16px; border-radius: 30px;
  font-size: 14px; font-weight: 600; letter-spacing: .5px; margin-bottom: 18px;
}
.hero-content h1 { font-size: 44px; line-height: 1.35; font-weight: 800; margin-bottom: 16px; }
.hero-content p { font-size: 17.5px; color: #dfe7ef; margin-bottom: 30px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block; padding: 13px 32px; border-radius: 8px;
  font-weight: 700; font-size: 16px; transition: all .25s; cursor: pointer; border: none;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(201,162,77,.35); }
.btn-outline { border: 2px solid #fff; color: #fff; margin-inline-start: 12px; }
.btn-outline:hover { background: #fff; color: var(--primary); }
.btn-dark { background: var(--primary); color: #fff; }
.btn-dark:hover { background: var(--primary-light); }

/* ---------- Page banner (inner pages) ---------- */
.page-banner {
  position: relative; padding: 90px 0; color: #fff; text-align: center;
  background: url('/img/banner.jpg') center/cover no-repeat;
}
.page-banner::before { content: ''; position: absolute; inset: 0; background: rgba(8,28,49,.8); }
.page-banner .container { position: relative; }
.page-banner h1 { font-size: 36px; font-weight: 800; margin-bottom: 8px; }
.page-banner p { color: #c9d4df; font-size: 16px; }
.breadcrumb { margin-top: 14px; font-size: 14px; color: #a9b7c5; }
.breadcrumb a { color: var(--accent); }
.breadcrumb span { margin: 0 8px; color: #7f8fa0; }

/* ---------- Sections ---------- */
.section { padding: 80px 0; }
.section.alt { background: var(--bg-alt); }
.section-head { text-align: center; max-width: 760px; margin: 0 auto 50px; }
.section-head .kicker { color: var(--accent-dark); font-weight: 700; font-size: 14.5px; letter-spacing: 1.5px; text-transform: uppercase; }
.section-head h2 { font-size: 34px; color: var(--primary); font-weight: 800; margin: 8px 0 14px; }
.section-head p { color: var(--muted); }

/* ---------- Feature / About ---------- */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.about-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.about-img img { width: 100%; height: auto; transition: transform .5s; }
.about-img:hover img { transform: scale(1.04); }
.rich-text h3 { color: var(--primary); font-size: 24px; margin-bottom: 14px; }
.rich-text p { margin-bottom: 14px; color: #454f5b; text-align: justify; }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; margin-top: 60px; }
.stat { text-align: center; background: #fff; border-radius: var(--radius); padding: 30px 16px; box-shadow: var(--shadow); border-top: 3px solid var(--accent); }
.stat .num { font-size: 36px; font-weight: 800; color: var(--primary); }
.stat .num small { font-size: 20px; }
.stat .label { color: var(--muted); font-size: 15px; margin-top: 4px; }

/* ---------- Cards ---------- */
.card {
  background: #fff; border-radius: var(--radius); padding: 34px 28px;
  box-shadow: var(--shadow); border: 1px solid var(--border);
  transition: all .3s;
}
.card:hover { transform: translateY(-6px); border-color: var(--accent); }
.card .icon { font-size: 34px; margin-bottom: 14px; }
.card h3 { color: var(--primary); font-size: 19.5px; margin-bottom: 10px; }
.card p { color: var(--muted); font-size: 15px; }

/* ---------- Product cards ---------- */
.products-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.product-card {
  background: #fff; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); border: 1px solid var(--border); transition: all .3s;
  display: flex; flex-direction: column;
}
.product-card:hover { transform: translateY(-6px); box-shadow: 0 18px 40px rgba(14,42,71,.16); }
.product-thumb { position: relative; aspect-ratio: 1/1; overflow: hidden; background: var(--bg-alt); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s; }
.product-card:hover .product-thumb img { transform: scale(1.06); }
.product-body { padding: 22px 24px 26px; display: flex; flex-direction: column; flex: 1; }
.product-body h3 { font-size: 19px; color: var(--primary); margin-bottom: 8px; }
.product-body p { color: var(--muted); font-size: 14.5px; flex: 1; margin-bottom: 16px; }
.product-body .more { color: var(--accent-dark); font-weight: 700; font-size: 15px; }
.product-body .more:hover { color: var(--accent); }
.tag {
  position: absolute; top: 14px; inset-inline-start: 14px;
  background: rgba(14,42,71,.85); color: #fff; font-size: 12.5px; font-weight: 600;
  padding: 4px 12px; border-radius: 20px;
}

/* ---------- Product detail ---------- */
.detail-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: 50px; align-items: start; }
.detail-img { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border); }
.detail-img img { width: 100%; aspect-ratio: 1/1; object-fit: cover; }
.detail-info h1 { font-size: 30px; color: var(--primary); font-weight: 800; margin-bottom: 6px; }
.detail-info .sub { color: var(--accent-dark); font-weight: 600; margin-bottom: 18px; }
.detail-info .lead { color: #454f5b; margin-bottom: 22px; text-align: justify; }
.detail-info h2 { font-size: 21px; color: var(--primary); margin: 26px 0 12px; padding-inline-start: 14px; border-inline-start: 4px solid var(--accent); }
.feature-list li { position: relative; padding-inline-start: 26px; margin-bottom: 10px; color: #454f5b; }
.feature-list li::before {
  content: '✓'; position: absolute; inset-inline-start: 0; top: 0;
  color: var(--accent-dark); font-weight: 800;
}
.spec-table { width: 100%; border-collapse: collapse; margin-top: 10px; font-size: 15px; }
.spec-table th, .spec-table td { border: 1px solid var(--border); padding: 10px 14px; text-align: start; }
.spec-table th { background: var(--bg-alt); color: var(--primary); width: 34%; font-weight: 600; }
.detail-cta { margin-top: 28px; padding: 22px; background: var(--bg-alt); border-radius: var(--radius); border: 1px dashed var(--accent); }
.detail-cta p { margin-bottom: 14px; color: var(--text); font-weight: 600; }

/* ---------- FAQ ---------- */
.faq-item {
  background: #fff; border: 1px solid var(--border); border-radius: var(--radius);
  margin-bottom: 16px; overflow: hidden; box-shadow: 0 4px 14px rgba(14,42,71,.05);
}
.faq-q {
  width: 100%; text-align: start; background: none; border: none; cursor: pointer;
  padding: 20px 24px; font-size: 17px; font-weight: 700; color: var(--primary);
  font-family: var(--font); display: flex; justify-content: space-between; align-items: center; gap: 14px;
}
.faq-q .arrow { transition: transform .3s; color: var(--accent-dark); font-size: 20px; flex-shrink: 0; }
.faq-item.open .faq-q .arrow { transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height .4s ease; }
.faq-a-inner { padding: 0 24px 22px; color: #454f5b; border-top: 1px solid var(--border); padding-top: 16px; }
.faq-a-inner ul { list-style: disc; padding-inline-start: 22px; margin-bottom: 10px; }
.faq-a-inner ol { padding-inline-start: 22px; margin-bottom: 10px; }
.faq-a-inner li { margin-bottom: 6px; }

/* ---------- CTA band ---------- */
.cta-band {
  background: linear-gradient(120deg, var(--primary-dark), var(--primary-light));
  color: #fff; padding: 64px 0; text-align: center;
}
.cta-band h2 { font-size: 30px; font-weight: 800; margin-bottom: 12px; }
.cta-band h2 .gold { color: var(--accent); }
.cta-band p { color: #c9d4df; max-width: 640px; margin: 0 auto 28px; }

/* ---------- Contact ---------- */
.contact-layout { display: grid; grid-template-columns: 1fr 1.4fr; gap: 50px; align-items: start; }
.contact-info-card { background: var(--primary); color: #fff; border-radius: var(--radius); padding: 36px 30px; }
.contact-info-card h3 { font-size: 21px; margin-bottom: 18px; color: var(--accent); }
.contact-info-card li { display: flex; gap: 12px; margin-bottom: 18px; font-size: 15.5px; color: #d5dee7; }
.contact-info-card .ci { font-size: 20px; }
.contact-form { background: #fff; border-radius: var(--radius); padding: 38px 34px; box-shadow: var(--shadow); border: 1px solid var(--border); }
.contact-form h2 { font-size: 23px; color: var(--primary); margin-bottom: 6px; }
.contact-form .form-desc { color: var(--muted); font-size: 15px; margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: 14.5px; margin-bottom: 6px; color: var(--primary); }
.form-group label .req { color: #d33; }
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid var(--border); border-radius: 8px;
  font-family: var(--font); font-size: 15px; transition: border-color .25s; background: #fbfcfd;
}
.form-group input:focus, .form-group textarea:focus { outline: none; border-color: var(--accent); background: #fff; }
.form-group textarea { min-height: 140px; resize: vertical; }
.form-status { display: none; margin-top: 18px; padding: 16px 18px; border-radius: 8px; font-weight: 600; }
.form-status.success { display: block; background: #e8f7ee; color: #1c7a3d; border: 1px solid #b8e6c9; }
.form-status.error { display: block; background: #fdeeee; color: #b03030; border: 1px solid #f2c7c7; }
.btn-submit { width: 100%; padding: 15px; font-size: 17px; }
.btn-submit:disabled { opacity: .65; cursor: not-allowed; transform: none; }

/* ---------- Footer ---------- */
.site-footer { background: var(--primary-dark); color: #9fb0c0; padding: 64px 0 0; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.4fr; gap: 40px; padding-bottom: 44px; }
.footer-col h4 { color: #fff; font-size: 17px; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col a:hover { color: var(--accent); }
.footer-about img { background: #fff; padding: 6px 10px; border-radius: 6px; height: 52px; width: auto; margin-bottom: 16px; }
.footer-about p { line-height: 1.9; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; text-align: center; font-size: 13.5px; color: #74869a; }
.footer-bottom a { color: #9fb0c0; }
.footer-bottom a:hover { color: var(--accent); }

/* ---------- Related products ---------- */
.related-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.related-grid .product-body { padding: 16px 18px 20px; }
.related-grid .product-body h3 { font-size: 16.5px; }
.related-grid .product-body p { display: none; }
.related-grid .product-body .more { font-size: 14px; }

/* ---------- Responsive ---------- */
@media (max-width: 992px) {
  .hero-content h1 { font-size: 34px; }
  .grid-2, .detail-layout, .contact-layout { grid-template-columns: 1fr; gap: 34px; }
  .products-grid { grid-template-columns: repeat(2, 1fr); }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .related-grid { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: absolute; top: 78px; inset-inline: 0; background: #fff;
    border-bottom: 1px solid var(--border); box-shadow: 0 12px 24px rgba(14,42,71,.12);
    display: none;
  }
  .main-nav.open { display: block; }
  .main-nav ul { flex-direction: column; padding: 10px 20px 16px; gap: 2px; align-items: stretch; }
  .main-nav a { padding: 12px 14px; }
  .hero { min-height: 440px; }
  .hero-content h1 { font-size: 28px; }
  .hero-content p { font-size: 15.5px; }
  .section { padding: 56px 0; }
  .section-head h2 { font-size: 26px; }
  .products-grid, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 28px; }
  .page-banner h1 { font-size: 26px; }
  .btn-outline { margin-inline-start: 0; margin-top: 12px; }
  .detail-info h1 { font-size: 24px; }
}