/* ─── VARIABLES ──────────────────────────────────────────────────────────────── */
:root {
  --teal: #597C7A;
  --teal-dark: #3d5c5a;
  --teal-light: #8aada9;
  --teal-bg: #eef4f3;
  --navy: #000823;
  --amber: #E8922A;
  --amber-light: #FFBC7D;
  --amber-bg: #fff8f0;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --font-body: 'Roboto', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --font-heading: 'Roboto Slab', Georgia, 'Times New Roman', serif;
  --max-width: 1200px;
  --radius: 12px;
  --radius-sm: 6px;
  --shadow: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.14);
  --transition: 0.25s ease;
  --nav-h: 72px;
}

/* ─── RESET ───────────────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; }
body { font-family: var(--font-body); color: var(--gray-700); background: #fff; line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; }
*, *::before, *::after { box-sizing: border-box; }
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

/* ─── TYPOGRAPHY ──────────────────────────────────────────────────────────────── */
h1,h2,h3,h4 { font-family: var(--font-heading); color: var(--navy); line-height: 1.25; }
h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); }
h3 { font-size: clamp(1.1rem, 2vw, 1.4rem); }
p { margin-bottom: 1em; }
p:last-child { margin-bottom: 0; }

/* ─── LAYOUT ──────────────────────────────────────────────────────────────────── */
.container { max-width: var(--max-width); margin: 0 auto; padding: 0 20px; }
.container.narrow { max-width: 780px; }
.section { padding: 80px 0; }
.section-light { background: var(--gray-50); }
.section-teal { background: var(--teal); }
.section-thin { padding: 28px 0 0; }
.section-top-0 { padding-top: 20px; }

/* ─── BUTTONS ─────────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 13px 26px; border-radius: 8px;
  font-weight: 600; font-size: 0.95rem;
  transition: all var(--transition);
  cursor: pointer; text-decoration: none; white-space: nowrap;
}
.btn-primary { background: var(--teal); color: white; }
.btn-primary:hover { background: var(--teal-dark); transform: translateY(-1px); box-shadow: 0 4px 16px rgba(89,124,122,0.35); }
.btn-outline { background: transparent; color: var(--teal); border: 2px solid var(--teal); }
.btn-outline:hover { background: var(--teal); color: white; }
.btn-large { padding: 16px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; justify-content: center; }
.btn-cart { flex: 1; padding: 15px; font-size: 1rem; justify-content: center; }

/* ─── NAV ─────────────────────────────────────────────────────────────────────── */
.nav-wrapper {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--gray-200);
}
.nav-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 20px;
  height: var(--nav-h);
  display: flex; align-items: center; justify-content: space-between;
}
/* LOGO */
.nav-logo { display: flex; align-items: center; flex-shrink: 0; }
.nav-logo .logo-img { height: 38px; width: auto; max-width: 220px; }
.nav-menu {
  display: flex; align-items: center; gap: 4px;
  list-style: none;
}
.nav-link {
  padding: 8px 14px; border-radius: 6px;
  color: var(--gray-700); font-weight: 500; font-size: 0.9rem;
  transition: all var(--transition); white-space: nowrap;
}
.nav-link:hover { background: var(--teal-bg); color: var(--teal); }
/* teal色导航链接（Pet Tips / My Order）*/
.nav-link-teal { color: var(--teal) !important; font-weight: 600; }
.nav-link-teal:hover { background: var(--teal-bg); color: var(--teal-dark) !important; }
/* Shop link 特殊样式 */
.nav-link-shop {
  background: var(--teal); color: white !important;
  padding: 8px 14px; border-radius: 8px; font-size: 0.85rem;
}
.nav-link-shop:hover { background: var(--teal-dark) !important; color: white !important; transform: none; }
.nav-toggle { display: none; font-size: 1.3rem; color: var(--gray-700); padding: 8px; flex-shrink: 0; }

/* ─── HERO ─────────────────────────────────────────────────────────────────────── */
.hero {
  padding-top: var(--nav-h);
  background: linear-gradient(135deg, #fff8f0 0%, #fef3e8 40%, #f0f7f6 100%);
  display: flex; align-items: center;
}
.hero-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 72px 20px 80px;
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center; width: 100%;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--amber-bg); color: var(--amber);
  border: 1px solid var(--amber-light);
  padding: 6px 16px; border-radius: 50px;
  font-size: 0.85rem; font-weight: 600;
  margin-bottom: 18px;
}
.hero-title { margin-bottom: 16px; font-size: clamp(2rem, 4.5vw, 3.2rem); color: var(--navy); }
.hero-sub { color: var(--gray-500); font-size: 1.05rem; margin-bottom: 24px; max-width: 500px; }
.hero-pills { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.hero-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: white; border: 1.5px solid var(--gray-200);
  padding: 5px 12px; border-radius: 50px;
  font-size: 0.8rem; font-weight: 600; color: var(--gray-700);
}
.hero-pill i { color: var(--teal); }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 24px; }
.hero-trust {
  display: flex; flex-wrap: wrap; gap: 14px;
  font-size: 0.82rem; color: var(--gray-500);
}
.hero-trust span { display: flex; align-items: center; gap: 6px; }
.hero-trust i { color: var(--amber); }
.hero-image { display: flex; justify-content: center; align-items: center; }
.hero-img-frame {
  width: 100%; max-width: 520px;
  aspect-ratio: 1 / 1;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.16);
  flex-shrink: 0;
}
.hero-product-img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  display: block;
}

/* ─── TRUST BAR ───────────────────────────────────────────────────────────────── */
.trust-bar { background: var(--navy); padding: 18px 0; }
.trust-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 20px;
  display: flex; justify-content: space-around; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.trust-item { display: flex; align-items: center; gap: 10px; color: rgba(255,255,255,0.85); font-size: 0.85rem; font-weight: 500; }
.trust-item i { color: var(--amber-light); font-size: 1rem; }

/* ─── SECTION HEADERS ─────────────────────────────────────────────────────────── */
.section-header { text-align: center; margin-bottom: 52px; }
.section-badge {
  display: inline-block;
  background: var(--teal-bg); color: var(--teal);
  padding: 5px 16px; border-radius: 50px;
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase;
  margin-bottom: 14px;
}
.section-badge.light { background: rgba(255,255,255,0.2); color: white; }
.section-title { margin-bottom: 14px; }
.section-title.light { color: white; }
.section-sub { color: var(--gray-500); max-width: 580px; margin: 0 auto; }
.section-sub.light { color: rgba(255,255,255,0.8); }
.section-cta { text-align: center; margin-top: 40px; }

/* ─── ANXIETY SECTION ─────────────────────────────────────────────────────────── */
.anxiety-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 20px; margin-bottom: 40px; }
.anxiety-card {
  background: white; border: 1.5px solid var(--gray-100);
  border-radius: var(--radius); padding: 28px 20px; text-align: center;
  box-shadow: var(--shadow); transition: transform var(--transition);
}
.anxiety-card:hover { transform: translateY(-4px); }
.anxiety-emoji { font-size: 2.5rem; display: block; margin-bottom: 12px; }
.anxiety-card h4 { color: var(--navy); margin-bottom: 8px; font-size: 1rem; }
.anxiety-card p { font-size: 0.88rem; color: var(--gray-500); margin: 0; }
.anxiety-bottom { text-align: center; }
.anxiety-bottom p { font-size: 1.05rem; color: var(--gray-700); margin-bottom: 20px; }

/* ─── PRODUCT FEATURE ─────────────────────────────────────────────────────────── */
.product-section { }
.product-feature { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.product-images { display: flex; justify-content: center; }
/* 统一图片帧容器 */
.home-img-frame {
  width: 100%;
  aspect-ratio: 1 / 1;
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 20px 56px rgba(0,0,0,0.13);
}
.home-img-frame img {
  width: 100%; height: 100%;
  object-fit: cover; display: block;
}
.product-main-img {
  max-width: 420px; width: 100%;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}
.product-main-img--hero {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top; display: block;
}
.product-tagline { color: var(--amber); font-weight: 600; font-size: 1rem; margin-bottom: 20px; }
.product-features { margin-bottom: 24px; display: flex; flex-direction: column; gap: 10px; }
.product-features li { display: flex; align-items: flex-start; gap: 10px; font-size: 0.93rem; }
.product-features li i { color: var(--teal); margin-top: 3px; flex-shrink: 0; }
.product-badges-row { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 24px; }
.prod-badge-pill {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--amber-bg); color: var(--amber); border: 1px solid var(--amber-light);
  padding: 4px 12px; border-radius: 50px; font-size: 0.78rem; font-weight: 700;
}
.prod-badge-pill i { font-size: 0.75rem; }
.product-price-row { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.price { font-size: 2rem; font-weight: 700; color: var(--navy); font-family: var(--font-heading); }
.price-unit { color: var(--gray-500); font-size: 0.88rem; }

/* ─── GUT-BRAIN AXIS SCIENCE SECTION ──────────────────────────────────────────── */
.gut-brain-section { padding: 80px 0; }
.gut-brain-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.gut-brain-desc { color: rgba(255,255,255,0.85); font-size: 1.02rem; margin-bottom: 16px; line-height: 1.75; }
.gut-brain-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 0; margin-top: 36px;
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--radius); overflow: hidden;
}
.gut-stat {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 24px 16px;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.gut-stat:last-child { border-right: none; }
.gut-stat-num { font-size: 2.8rem; font-weight: 700; color: var(--amber-light); font-family: var(--font-heading); line-height: 1; margin-bottom: 8px; }
.gut-stat-label { font-size: 0.78rem; color: rgba(255,255,255,0.72); line-height: 1.4; max-width: 120px; }
.gut-brain-img { display: flex; justify-content: center; align-items: center; }
.gut-brain-product-img { width: 100%; height: 100%; object-fit: cover; display: block; }

/* ─── HOW IT WORKS ────────────────────────────────────────────────────────────── */
.how-it-works { padding: 80px 0; }
.pillars-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 28px; }
.pillar-card {
  background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.22);
  border-radius: var(--radius); padding: 32px; color: white;
}
.pillar-icon {
  width: 52px; height: 52px; border-radius: 12px;
  background: rgba(255,255,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: 18px;
}
.pillar-card h3 { color: white; margin-bottom: 10px; }
.pillar-card p { color: rgba(255,255,255,0.82); margin: 0; font-size: 0.92rem; }

/* ─── INGREDIENTS SHOWCASE ────────────────────────────────────────────────────── */
.ingredients-showcase { display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: start; }
.ingredients-showcase-img { display: flex; justify-content: center; }
.showcase-img { max-width: 380px; width: 100%; filter: drop-shadow(0 12px 32px rgba(0,0,0,0.1)); }
.ing-group { margin-bottom: 28px; }
.ing-group:last-child { margin-bottom: 0; }
.ing-group-title { font-size: 0.9rem; font-weight: 700; color: var(--navy); margin-bottom: 10px; font-family: var(--font-body); }
.ing-items { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.ing-item {
  display: inline-flex; align-items: center; gap: 6px;
  background: white; border: 1.5px solid var(--gray-200);
  padding: 4px 12px; border-radius: 50px; font-size: 0.82rem;
}
.ing-name { color: var(--navy); font-weight: 600; }
.ing-dose { color: var(--teal); font-weight: 700; font-size: 0.78rem; }
.ing-desc { font-size: 0.85rem; color: var(--gray-500); margin: 0; }

/* ─── PALATABILITY ────────────────────────────────────────────────────────────── */
.palatability-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.palatability-img { display: flex; justify-content: center; }
.palat-img { width: 100%; height: 100%; object-fit: cover; display: block; }
.palat-list { display: flex; flex-direction: column; gap: 16px; margin: 24px 0 28px; }
.palat-list li { display: flex; align-items: flex-start; gap: 14px; }
.palat-list li > i { font-size: 1.2rem; color: var(--amber); margin-top: 2px; flex-shrink: 0; }
.palat-list li div { display: flex; flex-direction: column; gap: 2px; }
.palat-list li strong { color: var(--navy); font-size: 0.95rem; }
.palat-list li span { font-size: 0.88rem; color: var(--gray-500); }

/* ─── TESTIMONIALS ────────────────────────────────────────────────────────────── */
.testimonials-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.testimonial-card {
  background: white; border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow); border: 1px solid var(--gray-100);
}
.stars { color: var(--amber); margin-bottom: 12px; font-size: 0.88rem; }
.testimonial-card p { font-style: italic; color: var(--gray-700); margin-bottom: 20px; font-size: 0.93rem; line-height: 1.7; }
.reviewer { display: flex; align-items: center; gap: 12px; }
.reviewer-avatar {
  width: 38px; height: 38px; border-radius: 50%;
  background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%);
  color: white; font-weight: 700; font-size: 0.95rem;
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.reviewer strong { display: block; font-size: 0.88rem; color: var(--navy); }
.reviewer span { font-size: 0.78rem; color: var(--gray-500); }

/* ─── BLOG ────────────────────────────────────────────────────────────────────── */
.blog-preview-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.blog-grid { display: grid; gap: 20px; }
.blog-grid.three-col { grid-template-columns: repeat(3,1fr); }
.blog-card {
  background: white; border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow); border: 1px solid var(--gray-100);
  transition: transform var(--transition), box-shadow var(--transition);
}
.blog-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-lg); }
.blog-card-full { padding: 28px; }
.blog-card-meta { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.blog-category {
  background: var(--teal-bg); color: var(--teal);
  padding: 3px 10px; border-radius: 50px;
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em;
}
.blog-date, .blog-read-time { font-size: 0.78rem; color: var(--gray-500); }
.blog-read-time i { margin-right: 3px; }
.blog-card-title { font-size: 1.05rem; margin-bottom: 8px; line-height: 1.4; }
.blog-card-title a { color: var(--navy); }
.blog-card-title a:hover { color: var(--teal); }
.blog-card-excerpt { font-size: 0.87rem; color: var(--gray-500); margin-bottom: 14px; line-height: 1.6; }
.blog-read-more { color: var(--teal); font-weight: 600; font-size: 0.87rem; }
.blog-read-more:hover { text-decoration: underline; }

/* ─── BLOG INDEX PAGE ─────────────────────────────────────────────────────────── */
/* Hero */
.blog-index-hero { background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%); color: white; text-align: center; padding: calc(var(--nav-h) + 48px) 0 52px; }
.blog-index-hero h1 { color: white; margin: 14px 0 10px; }
.blog-index-hero p { color: rgba(255,255,255,0.82); max-width: 560px; margin: 0 auto 28px; }

/* Hero stats row */
.blog-hero-stats { display: inline-flex; align-items: center; gap: 0; background: rgba(255,255,255,0.12); border-radius: 50px; padding: 8px 24px; gap: 0; }
.blog-hero-stat { display: flex; flex-direction: column; align-items: center; padding: 0 20px; }
.bhs-num { font-size: 1.3rem; font-weight: 700; color: white; font-family: var(--font-heading); line-height: 1.2; }
.bhs-label { font-size: 0.72rem; color: rgba(255,255,255,0.7); text-transform: uppercase; letter-spacing: 0.06em; }
.bhs-divider { width: 1px; height: 32px; background: rgba(255,255,255,0.2); flex-shrink: 0; }

/* Filter bar */
.blog-filter-bar { background: white; border-bottom: 1px solid var(--gray-200); padding: 16px 0; position: sticky; top: var(--nav-h); z-index: 90; }
.blog-filter-bar .category-filter { justify-content: flex-start; }

/* Blog index section */
.blog-index-section { background: var(--gray-50); }
.blog-index-section .blog-grid.three-col { grid-template-columns: repeat(3, 1fr); }

/* Blog card v2 — card with top accent stripe */
.blog-card-v2 { padding: 0; overflow: hidden; display: flex; flex-direction: column; }
.blog-card-accent { height: 4px; flex-shrink: 0; }
.blog-card-inner { padding: 22px 22px 18px; display: flex; flex-direction: column; flex: 1; }
.blog-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; flex-wrap: wrap; gap: 6px; }
.blog-card-footer { display: flex; align-items: center; justify-content: space-between; margin-top: auto; padding-top: 14px; border-top: 1px solid var(--gray-100); }
.blog-card-v2 .blog-card-title { font-size: 1.02rem; margin-bottom: 8px; }
.blog-card-v2 .blog-card-excerpt { font-size: 0.85rem; line-height: 1.6; color: var(--gray-500); flex: 1; }

/* Category accent colors */
.blog-cat-separation-anxiety .blog-card-accent { background: #e67e6c; }
.blog-cat-noise-storm-anxiety .blog-card-accent { background: #6c8ce6; }
.blog-cat-gut-brain-health .blog-card-accent { background: #54b89c; }
.blog-cat-ingredients-science .blog-card-accent { background: #82b85e; }
.blog-cat-daily-calm-behavior .blog-card-accent { background: var(--amber); }
.blog-cat-travel-vet-stress .blog-card-accent { background: #9b7dc8; }
.blog-cat-product-guides .blog-card-accent { background: #e6a84c; }

/* ─── BLOG POST DETAIL ────────────────────────────────────────────────────────── */
/* Reading progress bar */
.reading-progress-bar {
  position: fixed; top: var(--nav-h); left: 0; width: 0%; height: 3px;
  background: var(--teal); z-index: 200; transition: width 0.1s linear;
}

/* Post hero back link */
.blog-post-hero-footer { margin-top: 20px; }
.blog-back-link { color: rgba(255,255,255,0.75); font-size: 0.85rem; display: inline-flex; align-items: center; gap: 6px; transition: color 0.2s; }
.blog-back-link:hover { color: white; }
.blog-post-hero .blog-post-meta a.blog-category { color: rgba(255,255,255,0.9); text-decoration: none; font-weight: 700; background: rgba(255,255,255,0.15); padding: 3px 10px; border-radius: 50px; }
.blog-post-hero .blog-post-meta a.blog-category:hover { background: rgba(255,255,255,0.25); }

/* CTA in post */
.blog-post-cta { margin-top: 44px; background: linear-gradient(135deg, #fff8f0 0%, #fffbf5 100%); border-radius: var(--radius); border: 1.5px solid var(--amber-light); overflow: hidden; }
.blog-cta-badge { background: var(--amber); color: white; font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; padding: 6px 16px; text-align: center; }
.blog-cta-inner { display: flex; align-items: flex-start; gap: 20px; padding: 22px 24px; }
.blog-cta-img { width: 80px; height: 80px; object-fit: contain; flex-shrink: 0; border-radius: 8px; background: white; padding: 6px; box-shadow: 0 2px 12px rgba(0,0,0,0.08); }
.blog-cta-text h4 { color: var(--navy); margin-bottom: 6px; font-size: 1rem; }
.blog-cta-text p { font-size: 0.87rem; color: var(--gray-600, #4b5563); margin-bottom: 12px; line-height: 1.55; }
.blog-cta-price-row { display: flex; align-items: baseline; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.blog-cta-price { font-size: 1.25rem; color: var(--navy); font-family: var(--font-heading); }
.blog-cta-per { font-size: 0.82rem; color: var(--gray-500); }
.blog-cta-tag { font-size: 0.72rem; background: var(--teal-bg); color: var(--teal); padding: 2px 8px; border-radius: 50px; font-weight: 700; }

/* Related articles header */
.related-header { margin-bottom: 24px; }
.related-title { margin-bottom: 4px; }
.related-sub { color: var(--gray-500); font-size: 0.9rem; }

/* ─── CTA BANNER ──────────────────────────────────────────────────────────────── */
.cta-banner { background: linear-gradient(135deg, var(--navy) 0%, #1a2640 100%); padding: 88px 0; }
.cta-content { text-align: center; }
.cta-eyebrow {
  font-size: 0.82rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--amber-light); margin-bottom: 16px;
}
.cta-content h2 { color: white; font-size: clamp(1.7rem, 3vw, 2.4rem); margin-bottom: 14px; }
.cta-content p { color: rgba(255,255,255,0.72); max-width: 500px; margin: 0 auto 32px; }
.cta-actions { display: flex; align-items: center; justify-content: center; gap: 20px; flex-wrap: wrap; }
.cta-shipping { color: rgba(255,255,255,0.65); font-size: 0.85rem; display: flex; align-items: center; gap: 6px; }
.cta-shipping i { color: var(--amber-light); }

/* ─── FOOTER ──────────────────────────────────────────────────────────────────── */
.footer { background: var(--navy); color: rgba(255,255,255,0.65); padding: 64px 0 0; }
.footer-inner {
  max-width: var(--max-width); margin: 0 auto; padding: 0 20px 52px;
  display: grid; grid-template-columns: 1.5fr 2.5fr; gap: 64px;
  align-items: flex-start;
}

/* Brand column */
.footer-logo { height: 36px; width: auto; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-tagline { font-size: 0.9rem; margin-bottom: 20px; line-height: 1.65; max-width: 260px; }

/* Product pill link */
.footer-product-blurb { margin-bottom: 22px; }
.footer-product-pill {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.8); font-size: 0.8rem; font-weight: 600;
  padding: 6px 14px; border-radius: 50px;
  transition: background var(--transition), border-color var(--transition);
}
.footer-product-pill:hover { background: rgba(255,255,255,0.13); border-color: var(--teal-light); color: white; }
.fpb-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--teal-light); flex-shrink: 0; }

/* Socials */
.footer-socials { display: flex; gap: 10px; }
.footer-socials a {
  width: 34px; height: 34px; border-radius: 50%;
  background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.82rem; color: rgba(255,255,255,0.7); transition: background var(--transition), color var(--transition);
}
.footer-socials a:hover { background: var(--teal); color: white; }

/* Link columns */
.footer-links { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.footer-col h4 {
  color: white; font-size: 0.75rem; margin-bottom: 16px;
  font-family: var(--font-body); font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
}
.footer-col ul { display: flex; flex-direction: column; gap: 10px; }
.footer-col a { font-size: 0.85rem; color: rgba(255,255,255,0.6); transition: color var(--transition); line-height: 1.4; }
.footer-col a:hover { color: white; }

/* Bottom bar */
.footer-bottom-wrap { border-top: 1px solid rgba(255,255,255,0.08); }
.footer-bottom {
  max-width: var(--max-width); margin: 0 auto;
  padding: 18px 20px;
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.footer-bottom-left { font-size: 0.8rem; color: rgba(255,255,255,0.5); white-space: nowrap; }
.footer-bottom-right { font-size: 0.75rem; color: rgba(255,255,255,0.35); max-width: 680px; line-height: 1.5; text-align: right; }

/* ─── PAGE HERO ───────────────────────────────────────────────────────────────── */
.page-hero { background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%); color: white; text-align: center; padding: calc(var(--nav-h) + 56px) 0 56px; }
.page-hero.small { padding: calc(var(--nav-h) + 40px) 0 48px; }
.page-hero h1 { color: white; margin: 14px 0 10px; }
.page-hero p { color: rgba(255,255,255,0.8); max-width: 580px; margin: 0 auto; }
/* 浅色背景 hero（如 my-order），文字用深色 */
.page-hero.light h1 { color: #1a1a2e; }
.page-hero.light p  { color: #4b5563; }
.page-hero.light    { color: #1a1a2e; }

/* ─── PRODUCT PAGE ────────────────────────────────────────────────────────────── */
.product-page { padding-top: var(--nav-h); }
.product-hero { padding: 52px 0; background: linear-gradient(180deg, #fff8f0 0%, white 100%); }
.product-hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.product-gallery { position: sticky; top: calc(var(--nav-h) + 20px); }
.gallery-main {
  border-radius: var(--radius); overflow: hidden; background: #f8f4ef;
  box-shadow: var(--shadow); margin-bottom: 10px;
  aspect-ratio: 1 / 1; width: 100%;
  display: flex; align-items: center; justify-content: center;
}
.gallery-img { width: 100%; height: 100%; object-fit: cover; display: block; border-radius: var(--radius); }
.gallery-thumbs { display: flex; gap: 8px; flex-wrap: wrap; }
.thumb {
  width: 72px; height: 72px; object-fit: cover;
  border-radius: 8px; border: 2px solid var(--gray-200);
  cursor: pointer;
  transition: border-color var(--transition);
}
.thumb.active, .thumb:hover { border-color: var(--amber); }
.product-details { padding-top: 4px; }
.product-badge-row { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; flex-wrap: wrap; }
.product-badge { background: var(--amber); color: white; padding: 3px 12px; border-radius: 50px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; }
.product-stars { display: flex; align-items: center; gap: 3px; color: var(--amber); font-size: 0.82rem; }
.product-stars span { color: var(--gray-500); margin-left: 4px; }
.product-title { font-size: clamp(1.4rem, 2.5vw, 1.9rem); margin-bottom: 10px; }
.product-subtitle { color: var(--gray-500); margin-bottom: 20px; font-size: 0.95rem; }
.product-highlights { display: flex; flex-wrap: wrap; gap: 7px; margin-bottom: 20px; }
.highlight-tag {
  display: inline-flex; align-items: center; gap: 5px;
  background: var(--amber-bg); color: var(--amber); border: 1px solid var(--amber-light);
  padding: 4px 12px; border-radius: 50px; font-size: 0.78rem; font-weight: 700;
}
.product-purchase-box {
  background: var(--gray-50); border: 2px solid var(--gray-200);
  border-radius: var(--radius); padding: 20px; margin-bottom: 20px;
}
.purchase-price-row { display: flex; align-items: baseline; gap: 8px; margin-bottom: 6px; }
.purchase-price { font-size: 2.2rem; font-weight: 700; color: var(--navy); font-family: var(--font-heading); }
.purchase-qty-label { color: var(--gray-500); font-size: 0.88rem; }
.purchase-dosage-note { font-size: 0.82rem; color: var(--gray-500); margin-bottom: 14px; }
.purchase-dosage-note i { color: var(--teal); margin-right: 4px; }
.add-to-cart-section { display: flex; gap: 10px; align-items: stretch; }
.quantity-selector { display: flex; align-items: center; border: 2px solid var(--gray-200); border-radius: 8px; overflow: hidden; }
.qty-btn { width: 42px; height: 42px; display: flex; align-items: center; justify-content: center; font-size: 1.2rem; font-weight: 700; color: var(--gray-700); background: white; transition: background var(--transition); }
.qty-btn:hover { background: var(--gray-100); }
#qty-display { width: 42px; text-align: center; font-weight: 600; font-size: 1rem; }
.product-guarantees { display: flex; flex-direction: column; gap: 8px; }
.guarantee-item { display: flex; align-items: center; gap: 10px; font-size: 0.84rem; color: var(--gray-500); }
.guarantee-item i { color: var(--teal); width: 16px; flex-shrink: 0; }

/* ─── INGREDIENTS SECTION ────────────────────────────────────────────────────── */
.ingredients-section { }

/* Group label row */
.ing-group { margin-bottom: 32px; }
.ing-group-label {
  display: flex; align-items: center; gap: 10px;
  font-size: 0.82rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.06em; color: var(--teal);
  border-left: 3px solid var(--teal); padding-left: 12px;
  margin-bottom: 14px;
}
.ing-group-icon { font-size: 1.1rem; }

/* Card grid — default 3 columns */
.ing-group-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.ing-group-grid-1 { grid-template-columns: repeat(1, 1fr); max-width: 340px; }

.ingredient-card {
  background: white; border-radius: var(--radius);
  padding: 20px 16px; border: 1.5px solid var(--gray-100);
  text-align: center; transition: transform var(--transition), box-shadow var(--transition);
}
.ingredient-card:hover { transform: translateY(-3px); box-shadow: var(--shadow); }
.ingredient-icon { font-size: 1.8rem; margin-bottom: 10px; }
.ingredient-card h4 { font-size: 0.88rem; margin-bottom: 6px; color: var(--navy); }
.ingredient-dose {
  font-size: 0.78rem; font-weight: 700; color: var(--teal);
  background: var(--teal-bg); padding: 3px 10px; border-radius: 50px;
  display: inline-block; margin-bottom: 8px;
}
.ingredient-card p { font-size: 0.78rem; color: var(--gray-500); margin: 0; line-height: 1.5; }
.inactive-ingredients-note {
  background: var(--gray-50); border: 1px solid var(--gray-200);
  border-radius: var(--radius); padding: 14px 20px;
  font-size: 0.82rem; color: var(--gray-500); line-height: 1.6;
  text-align: center; margin-top: 8px;
}
.inactive-ingredients-note strong { color: var(--gray-700); margin-right: 6px; }

/* Legacy grid (kept for fallback) */
.ingredients-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 14px; margin-bottom: 24px; }

/* ─── DETAIL BANNERS ──────────────────────────────────────────────────────────── */
.detail-banners {
  display: flex; flex-direction: column; gap: 0;
  background: #fff; align-items: center;
  max-width: 1024px; margin: 0 auto;
  overflow: hidden;
}
.detail-banner-img {
  width: 100%; max-width: 1024px; height: auto; display: block;
  image-rendering: -webkit-optimize-contrast;
}

/* ─── DOSAGE TABLE ────────────────────────────────────────────────────────────── */
.dosage-table { border: 2px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; margin-bottom: 20px; }
.dosage-row { display: grid; grid-template-columns: 1fr 1fr; padding: 14px 24px; border-bottom: 1px solid var(--gray-100); font-size: 0.95rem; }
.dosage-row:last-child { border-bottom: none; }
.dosage-header { background: var(--teal); color: white; font-weight: 700; font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.05em; }
.dosage-row:not(.dosage-header):nth-child(even) { background: var(--gray-50); }
.dosage-notes { display: flex; flex-direction: column; gap: 8px; }
.dosage-notes p { font-size: 0.85rem; color: var(--gray-500); margin: 0; display: flex; align-items: flex-start; gap: 8px; }
.dosage-notes i { color: var(--teal); margin-top: 2px; flex-shrink: 0; }

/* ─── FAQ ─────────────────────────────────────────────────────────────────────── */
.faq-list { display: flex; flex-direction: column; gap: 4px; }
.faq-item { border: 1.5px solid var(--gray-200); border-radius: 10px; overflow: hidden; }
.faq-question {
  width: 100%; text-align: left; padding: 18px 22px;
  font-size: 0.97rem; font-weight: 600;
  display: flex; justify-content: space-between; align-items: center;
  background: white; color: var(--navy); gap: 12px; cursor: pointer;
  transition: background var(--transition);
}
.faq-question:hover { background: var(--gray-50); }
.faq-question i { font-size: 0.82rem; color: var(--teal); flex-shrink: 0; transition: transform var(--transition); }
.faq-question.open i { transform: rotate(180deg); }
.faq-answer { padding: 0 22px; max-height: 0; overflow: hidden; transition: all 0.3s ease; }
.faq-answer.open { padding: 0 22px 18px; max-height: 400px; }
.faq-answer p { color: var(--gray-500); margin: 0; font-size: 0.93rem; }
.faq-answer a { color: var(--teal); text-decoration: underline; }

/* ─── REVIEWS ─────────────────────────────────────────────────────────────────── */
.reviews-summary { display: flex; align-items: center; gap: 12px; justify-content: center; margin-bottom: 32px; }
.score-number { font-size: 2.8rem; font-weight: 700; color: var(--navy); font-family: var(--font-heading); }
.score-stars { font-size: 1.1rem; color: var(--amber); }
.score-count { color: var(--gray-500); font-size: 0.88rem; }
.reviews-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 22px; }
.review-card { background: white; border-radius: var(--radius); padding: 24px; border: 1.5px solid var(--gray-100); box-shadow: var(--shadow); }
.review-title { font-weight: 700; font-size: 0.95rem; color: var(--navy); margin-bottom: 8px; font-family: var(--font-body); }
.review-card > p { font-size: 0.88rem; color: var(--gray-500); margin-bottom: 14px; line-height: 1.65; }
.reviewer span { font-size: 0.78rem; color: var(--gray-400); }

/* ─── PRODUCT CTA BAR ─────────────────────────────────────────────────────────── */
.product-cta-bar {
  position: sticky; bottom: 0; z-index: 100;
  background: white; border-top: 1.5px solid var(--gray-200);
  box-shadow: 0 -4px 20px rgba(0,0,0,0.08); padding: 12px 0;
}
.product-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; }
.product-cta-info { display: flex; align-items: center; gap: 12px; }
.cta-product-img { width: 48px; height: 48px; object-fit: contain; border-radius: 8px; background: var(--gray-50); }
.product-cta-info strong { display: block; font-weight: 700; font-size: 0.9rem; color: var(--navy); }
.product-cta-info span { font-size: 0.78rem; color: var(--gray-500); }
.product-cta-price { display: flex; align-items: center; gap: 14px; }
.product-cta-price .price { font-size: 1.2rem; }

/* ─── BLOG POST ───────────────────────────────────────────────────────────────── */
.blog-post { padding-top: var(--nav-h); }
.blog-post-hero { background: linear-gradient(135deg, var(--teal-bg) 0%, #f0faf9 100%); padding: calc(var(--nav-h) + 32px) 0 44px; }
.blog-post-meta { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
.blog-post-title { font-size: clamp(1.7rem, 3.5vw, 2.6rem); margin-bottom: 14px; }
.blog-post-excerpt { font-size: 1.05rem; color: var(--gray-500); line-height: 1.75; }
.blog-post-body { padding: 56px 0; }
.blog-post-content { font-size: 1.03rem; line-height: 1.85; color: var(--gray-700); }
.blog-post-content h2 { font-size: 1.5rem; margin: 36px 0 14px; }
.blog-post-content h3 { font-size: 1.15rem; margin: 24px 0 10px; }
.blog-post-content p { margin-bottom: 16px; }
.blog-post-content ul, .blog-post-content ol { margin: 0 0 18px 22px; }
.blog-post-content li { margin-bottom: 7px; }
.blog-post-content a { color: var(--teal); text-decoration: underline; }
.blog-post-content strong { color: var(--navy); }
.blog-post-cta { margin-top: 44px; background: var(--amber-bg); border-radius: var(--radius); border: 1.5px solid var(--amber-light); }
.blog-cta-inner { display: flex; align-items: center; gap: 20px; padding: 24px; }
.blog-cta-img { width: 72px; height: 72px; object-fit: contain; flex-shrink: 0; border-radius: 8px; background: white; padding: 6px; }
.blog-cta-text h4 { color: var(--navy); margin-bottom: 4px; font-size: 0.97rem; }
.blog-cta-text p { font-size: 0.85rem; color: var(--gray-500); margin-bottom: 12px; }
.related-title { margin-bottom: 24px; }

/* ─── SHOP PAGE ───────────────────────────────────────────────────────────────── */
/* Hero */
.shop-hero { padding: 96px 0 56px; }
.shop-hero h1 { color: white; font-size: clamp(1.9rem, 4vw, 2.8rem); margin: 14px 0 14px; }
.shop-hero p { color: rgba(255,255,255,0.82); max-width: 500px; margin: 0 auto; font-size: 1.02rem; line-height: 1.7; }

/* Main product layout */
.shop-main-section { background: white; }
.shop-product-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: flex-start; }

/* Image column */
.shop-img-col { position: sticky; top: calc(var(--nav-h) + 24px); }
.shop-img-main-wrap {
  border-radius: var(--radius); overflow: hidden; background: #f8f4ef;
  box-shadow: 0 8px 40px rgba(0,0,0,0.12); margin-bottom: 12px;
  aspect-ratio: 1/1; display: flex; align-items: center; justify-content: center;
}
.shop-img-main { width: 100%; height: 100%; object-fit: cover; display: block; }
.shop-img-thumbs { display: flex; gap: 10px; }
.shop-thumb {
  width: 80px; height: 80px; object-fit: cover;
  border-radius: 8px; border: 2px solid var(--gray-200);
  cursor: pointer; transition: border-color var(--transition);
}
.shop-thumb:hover { border-color: var(--amber); }

/* Info column */
.shop-info-col { padding-top: 4px; }
.shop-badges { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.shop-badge-pill {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--teal-bg); color: var(--teal);
  font-size: 0.75rem; font-weight: 700; padding: 5px 12px; border-radius: 50px;
  border: 1px solid rgba(89,124,122,0.2);
}
.shop-badge-pill i { font-size: 0.7rem; }
.shop-product-name { font-size: clamp(1.35rem, 2.2vw, 1.8rem); margin-bottom: 8px; line-height: 1.3; }
.shop-product-tagline { color: var(--gray-500); font-size: 0.9rem; margin-bottom: 16px; line-height: 1.55; }

/* Stars row */
.shop-stars-row { display: flex; align-items: center; gap: 8px; margin-bottom: 22px; }
.shop-star-icons { color: var(--amber); font-size: 0.85rem; display: flex; gap: 2px; }
.shop-stars-text { font-size: 0.85rem; color: var(--gray-500); }

/* Price block */
.shop-price-block { margin-bottom: 24px; padding: 18px 20px; background: var(--gray-50); border-radius: var(--radius); border: 1px solid var(--gray-100); }
.shop-price-row { display: flex; align-items: baseline; gap: 10px; margin-bottom: 8px; }
.shop-price-num { font-size: 2.2rem; font-weight: 700; color: var(--navy); font-family: var(--font-heading); line-height: 1; }
.shop-price-per { font-size: 0.88rem; color: var(--gray-500); }
.shop-price-note { font-size: 0.82rem; color: var(--teal); display: flex; align-items: center; gap: 6px; margin: 0; }
.shop-price-note i { font-size: 0.78rem; }

/* Highlights checklist */
.shop-highlights { display: flex; flex-direction: column; gap: 11px; margin-bottom: 28px; }
.shop-highlight-item { display: flex; align-items: flex-start; gap: 10px; font-size: 0.9rem; color: var(--gray-700); line-height: 1.5; }
.shop-highlight-item i { color: var(--teal); font-size: 0.85rem; margin-top: 3px; flex-shrink: 0; }
.shop-highlight-item strong { color: var(--navy); }

/* CTA group */
.shop-cta-group { display: flex; flex-direction: column; gap: 10px; }
.shop-cta-note { font-size: 0.8rem; color: var(--gray-400); text-align: center; margin: 0; }

/* Why one product section */
.shop-why-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 24px; }
.shop-why-card {
  background: white; border-radius: var(--radius); padding: 32px 26px;
  box-shadow: var(--shadow); border: 1px solid var(--gray-100);
}
.swc-num {
  font-size: 2rem; font-weight: 700; color: transparent;
  font-family: var(--font-heading); line-height: 1; margin-bottom: 14px;
  -webkit-text-stroke: 2px var(--teal-light);
}
.shop-why-card h4 { font-size: 1rem; color: var(--navy); margin-bottom: 10px; }
.shop-why-card p { font-size: 0.88rem; color: var(--gray-500); line-height: 1.68; margin: 0; }

/* Ingredient overview */
.shop-ingred-grid {
  display: grid; grid-template-columns: repeat(5,1fr); gap: 12px; margin-bottom: 28px;
}
.shop-ingred-item {
  display: flex; flex-direction: column; align-items: center; text-align: center;
  background: white; border: 1.5px solid var(--gray-100);
  border-radius: var(--radius); padding: 16px 12px; gap: 6px;
  box-shadow: var(--shadow);
}
.si-name { font-size: 0.82rem; font-weight: 700; color: var(--navy); line-height: 1.3; }
.si-dose {
  font-size: 0.75rem; font-weight: 700; color: var(--teal);
  background: var(--teal-bg); padding: 2px 10px; border-radius: 50px;
}
.shop-ingred-cta { text-align: center; }

/* ─── CATEGORY FILTER ─────────────────────────────────────────────────────────── */
.category-filter { display: flex; flex-wrap: wrap; gap: 8px; }
.cat-pill {
  padding: 7px 16px; border-radius: 50px; border: 2px solid var(--gray-200);
  background: white; font-size: 0.82rem; font-weight: 600; color: var(--gray-500);
  transition: all var(--transition); text-decoration: none;
}
.cat-pill:hover, .cat-pill.active { border-color: var(--teal); color: var(--teal); background: var(--teal-bg); }
.empty-state { color: var(--gray-500); text-align: center; padding: 40px 0; }
.empty-state a { color: var(--teal); font-weight: 600; }

/* ─── ABOUT/OUR STORY ─────────────────────────────────────────────────────────── */
/* Hero */
.about-hero { padding: calc(var(--nav-h) + 48px) 0 56px; }
.about-hero h1 { color: white; font-size: clamp(1.9rem, 4vw, 2.8rem); margin: 14px 0 14px; }
.about-hero p { color: rgba(255,255,255,0.85); max-width: 560px; margin: 0 auto; font-size: 1.05rem; line-height: 1.7; }

/* Section header (reusable) */
.about-section-header { text-align: center; margin-bottom: 44px; }
.about-section-header .section-badge { margin: 0 auto 14px; }
.about-section-header .section-title { margin-bottom: 10px; }
.about-section-header .section-sub { color: var(--gray-500); max-width: 520px; margin: 0 auto; font-size: 0.97rem; }

/* Origin story block */
.about-origin { max-width: 680px; margin: 0 auto; }
.about-lead { font-size: 1.18rem; color: var(--teal); font-style: italic; line-height: 1.7; margin-bottom: 20px; font-weight: 500; }
.about-origin p { font-size: 1.03rem; line-height: 1.85; color: var(--gray-700); margin-bottom: 16px; }
.about-origin em { color: var(--navy); font-style: italic; }

/* Three systems grid */
.about-systems-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 28px; }
.about-system-card {
  background: white; border-radius: var(--radius); padding: 32px 24px;
  box-shadow: var(--shadow); border: 1px solid var(--gray-100);
  text-align: center;
}
.asc-icon {
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--teal-bg); color: var(--teal);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.2rem; margin: 0 auto 18px;
}
.about-system-card h3 { font-size: 1.05rem; margin-bottom: 12px; color: var(--navy); }
.about-system-card p { font-size: 0.88rem; color: var(--gray-600, #4b5563); line-height: 1.65; margin-bottom: 16px; }
.asc-tag {
  display: inline-block; background: var(--teal-bg); color: var(--teal);
  font-size: 0.72rem; font-weight: 700; padding: 4px 12px;
  border-radius: 50px; letter-spacing: 0.02em;
}
.about-systems-note {
  text-align: center; color: var(--gray-500); font-size: 0.92rem;
  max-width: 560px; margin: 0 auto; font-style: italic;
}

/* Commitments grid */
.about-commitments-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.about-commitment {
  display: flex; gap: 18px; align-items: flex-start;
  background: white; border-radius: var(--radius); padding: 26px;
  box-shadow: var(--shadow); border: 1px solid var(--gray-100);
}
.ac-icon-wrap {
  width: 44px; height: 44px; border-radius: 10px; flex-shrink: 0;
  background: var(--amber-bg); color: var(--amber);
  display: flex; align-items: center; justify-content: center; font-size: 1.05rem;
}
.ac-body h4 { font-size: 0.97rem; color: var(--navy); margin-bottom: 6px; }
.ac-body p { font-size: 0.87rem; color: var(--gray-500); line-height: 1.65; }

/* Formula strip */
.about-formula-strip { background: var(--teal); padding: 28px 0; }
.afs-inner {
  display: flex; align-items: center; justify-content: space-between;
  gap: 20px; flex-wrap: wrap;
}
.afs-text { display: flex; flex-direction: column; gap: 4px; }
.afs-text strong { color: white; font-size: 1.05rem; }
.afs-text span { color: rgba(255,255,255,0.75); font-size: 0.9rem; }
.about-formula-strip .btn-primary { background: white; color: var(--teal); border-color: white; }
.about-formula-strip .btn-primary:hover { background: var(--teal-bg); }

/* Contact block */
.about-contact-wrap { display: grid; grid-template-columns: 1fr 2fr; gap: 40px; align-items: flex-start; }
.about-contact-info { padding-top: 4px; }
.contact-note { font-size: 0.83rem; color: var(--gray-500); margin-top: 10px; line-height: 1.5; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

/* ─── CONTACT INLINE ──────────────────────────────────────────────────────────── */
.contact-section-inline { margin-top: 52px; padding-top: 36px; border-top: 2px solid var(--gray-100); }
.contact-section-inline h2 { margin-bottom: 18px; }
.contact-item { display: flex; align-items: center; gap: 10px; margin-bottom: 9px; font-size: 0.93rem; }
.contact-item i { color: var(--teal); width: 18px; flex-shrink: 0; }
.contact-item a { color: var(--teal); }
.contact-form { background: var(--gray-50); border-radius: var(--radius); padding: 28px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: 0.88rem; margin-bottom: 6px; color: var(--navy); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 11px 14px;
  border: 2px solid var(--gray-200); border-radius: 8px;
  font-size: 0.93rem; transition: border-color var(--transition); background: white;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { outline: none; border-color: var(--teal); }

/* 防止iOS自动缩放：手机端input字体必须≥16px */
@media (max-width: 900px) {
  .form-group input, .form-group select, .form-group textarea {
    font-size: 16px;
  }
}

/* ─── RESPONSIVE: 1024px ──────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .ingredients-grid { grid-template-columns: repeat(4,1fr); }
  .anxiety-grid { grid-template-columns: repeat(2,1fr); }
  .hero-inner { gap: 40px; }
}

/* ─── RESPONSIVE: 900px ───────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  :root { --nav-h: 64px; }

  /* page-hero padding修正（避免被导航遮挡） */
  .page-hero { padding: calc(var(--nav-h) + 48px) 0 48px; }
  .page-hero.small { padding: calc(var(--nav-h) + 36px) 0 40px; }
  .page-hero h1 { font-size: clamp(1.8rem, 5vw, 2.4rem); }
  .page-hero p { font-size: 0.95rem; padding: 0 12px; }

  /* NAV */
  .nav-logo .logo-img { height: 32px; }
  .nav-menu {
    display: none; flex-direction: column; align-items: flex-start;
    position: fixed; top: 64px; left: 0; right: 0;
    background: white; padding: 16px 20px 24px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.12);
    border-top: 1px solid var(--gray-200);
    z-index: 999; gap: 4px;
  }
  .nav-menu.open { display: flex; }
  .nav-menu li { width: 100%; }
  .nav-link, .nav-link-shop { display: block; width: 100%; padding: 12px 16px; font-size: 1rem; }
  .nav-link-shop { text-align: center; margin-top: 8px; }
  .nav-toggle { display: flex; }

  /* HERO */
  .hero-inner { grid-template-columns: 1fr; text-align: center; padding: 48px 20px 52px; gap: 32px; }
  .hero-sub { margin: 0 auto 24px; }
  .hero-pills { justify-content: center; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-image { order: -1; }
  .hero-img-frame { max-width: 360px; margin: 0 auto; }

  /* LAYOUT GRIDS */
  .product-feature { grid-template-columns: 1fr; gap: 36px; }
  .product-images { order: -1; }
  .home-img-frame { max-width: 420px; margin: 0 auto; }
  .pillars-grid { grid-template-columns: 1fr; }
  .gut-brain-inner { grid-template-columns: 1fr; gap: 32px; }
  .gut-brain-img { order: -1; }
  .gut-brain-stats { grid-template-columns: repeat(3, 1fr); gap: 0; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .blog-preview-grid { grid-template-columns: 1fr; }
  .product-hero-grid { grid-template-columns: 1fr; gap: 32px; }
  .product-gallery { position: static; }
  .ingredients-grid { grid-template-columns: repeat(3,1fr); }
  .ing-group-grid { grid-template-columns: repeat(2, 1fr); }
  .ing-group-grid-1 { grid-template-columns: 1fr; max-width: 100%; }
  .reviews-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; gap: 36px; }
  .footer-links { grid-template-columns: repeat(3,1fr); }
  .footer-bottom { flex-direction: column; gap: 10px; }
  .footer-bottom-right { text-align: left; }
  .blog-grid.three-col { grid-template-columns: repeat(2, 1fr); }
  .blog-index-section .blog-grid.three-col { grid-template-columns: repeat(2, 1fr); }
  .blog-filter-bar { position: static; }
  .ingredients-showcase { grid-template-columns: 1fr; }
  .ingredients-showcase-img { display: none; }
  .palatability-grid { grid-template-columns: 1fr; gap: 32px; }
  .shop-product-card { flex-direction: column; text-align: center; gap: 24px; padding: 28px 20px; }
  .shop-product-img { width: 200px; }
  /* Shop page */
  .shop-product-layout { grid-template-columns: 1fr; gap: 36px; }
  .shop-img-col { position: static; }
  .shop-why-grid { grid-template-columns: 1fr; }
  .shop-ingred-grid { grid-template-columns: repeat(3,1fr); }
  /* About page */
  .about-systems-grid { grid-template-columns: 1fr; }
  .about-commitments-grid { grid-template-columns: 1fr; }
  .about-contact-wrap { grid-template-columns: 1fr; gap: 28px; }
  .afs-inner { flex-direction: column; text-align: center; align-items: center; }
}

/* ─── RESPONSIVE: 640px ───────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  /* Global */
  body { -webkit-text-size-adjust: 100%; }
  .container { padding: 0 16px; }
  .section { padding: 44px 0; }

  /* 标题字体缩小防止溢出 */
  .section-title { font-size: clamp(1.4rem, 5vw, 1.9rem) !important; }
  .purchase-price { font-size: 1.8rem; }
  .cart-title { font-size: 1.5rem; }
  .order-success-title { font-size: 1.6rem; }
  .checkout-section-title { font-size: 0.95rem; }

  /* 导航购物车按钮在手机上缩小间距 */
  .nav-cart-btn { margin-left: 4px; }
  .nav-link-shop { font-size: 0.88rem; }

  /* Hero */
  .hero-inner { padding: 36px 16px 44px; gap: 24px; }
  .hero-title { font-size: clamp(1.7rem, 6vw, 2.2rem); }
  .hero-pill { font-size: 0.78rem; padding: 5px 10px; }
  .hero-trust { flex-direction: column; align-items: center; gap: 6px; font-size: 0.82rem; }
  .hero-actions .btn { font-size: 0.9rem; padding: 12px 18px; }

  /* 产品页 */
  .product-hero { padding: 36px 0; }
  .product-title { font-size: 1.3rem; }
  .product-subtitle { font-size: 0.88rem; }
  .product-badge-row { flex-wrap: wrap; gap: 6px; }
  .product-highlights { flex-wrap: wrap; gap: 6px; }
  .highlight-tag { font-size: 0.78rem; padding: 4px 10px; }
  .add-to-cart-section { flex-direction: column; gap: 12px; }
  .quantity-selector { justify-content: center; }
  .btn-cart { width: 100%; justify-content: center; }
  .product-guarantees { gap: 10px; }
  .guarantee-item { font-size: 0.83rem; }
  .gallery-main img { max-height: 280px; object-fit: contain; }

  /* Sticky CTA bar */
  .product-cta-bar .product-cta-inner { gap: 10px; }
  .product-cta-bar .btn { font-size: 0.82rem; padding: 10px 14px; white-space: nowrap; }

  /* 成分/评价卡片 */
  .ing-card { padding: 14px 12px; }
  .ing-name { font-size: 0.82rem; }
  .review-card { padding: 20px 16px; }

  /* Shop页 */
  .shop-hero h1 { font-size: clamp(1.5rem, 5.5vw, 2rem); }
  .shop-img-main { max-height: 260px; object-fit: contain; }
  .shop-img-thumbs { justify-content: center; }
  .shop-price-num { font-size: 1.8rem; }
  .shop-cta-group .btn { font-size: 0.9rem; }
  .shop-ingred-grid { grid-template-columns: repeat(2, 1fr); }

  /* Pet Tips列表页 */
  .blog-index-hero { padding: calc(var(--nav-h) + 36px) 0 36px; }
  .blog-card-v2 .blog-card-inner { padding: 16px; }
  .blog-card-title { font-size: 0.95rem; }

  /* 博客文章页 */
  .blog-post-title { font-size: clamp(1.4rem, 5.5vw, 1.9rem); }
  .blog-post-hero { padding: calc(var(--nav-h) + 28px) 0 28px; }
  .blog-post-body { padding: 0; }
  .blog-cta-img { width: 70px; height: 70px; }
  .blog-cta-text h4 { font-size: 0.95rem; }
  .blog-cta-text p { font-size: 0.82rem; }
  .blog-cta-badge { font-size: 0.72rem; padding: 6px 14px; }

  /* Our Story */
  .about-hero h1 { font-size: clamp(1.5rem, 5.5vw, 2rem); }
  .about-system-card { padding: 20px 16px; }
  .about-commitment { padding: 16px 14px; gap: 12px; }
  .ac-icon-wrap { width: 36px; height: 36px; font-size: 0.9rem; }
  .afs-inner { padding: 24px 20px; }

  /* 购物车 */
  .cart-page { padding: calc(var(--nav-h) + 24px) 0 60px; }
  .cart-header { margin-bottom: 20px; }
  .cart-item { padding: 14px 12px; gap: 12px; }
  .cart-item-img-wrap { width: 72px; height: 72px; }
  .cart-item-name { font-size: 0.9rem; }
  .summary-box { padding: 18px 16px; }
  .btn-checkout-cta { font-size: 0.95rem; padding: 13px 16px; }

  /* 结算页 */
  .checkout-page { padding: calc(var(--nav-h) + 24px) 0 60px; }
  .checkout-header { margin-bottom: 16px; }
  .checkout-section-card { padding: 18px 14px; margin-bottom: 14px; }
  .checkout-step-num { width: 24px; height: 24px; font-size: 0.8rem; }
  .co-item-img { width: 44px; height: 44px; }
  .checkout-order-box { padding: 18px 14px; }

  /* 订单成功页 */
  .order-success-page { padding: calc(var(--nav-h) + 32px) 0 60px; }
  .step-icon { width: 32px; height: 32px; font-size: 0.85rem; }

  /* 页脚 */
  .footer-tagline { font-size: 0.85rem; }
  .footer-col h4 { font-size: 0.85rem; }
  .footer-col a { font-size: 0.82rem; }
  .footer-socials a { width: 32px; height: 32px; font-size: 0.85rem; }
  .section { padding: 52px 0; }
  .hero-img-frame { max-width: 280px; }
  .home-img-frame { max-width: 300px; }
  .ingredients-grid { grid-template-columns: repeat(2,1fr); }
  .ing-group-grid { grid-template-columns: repeat(2, 1fr); }
  .anxiety-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .anxiety-card { padding: 20px 14px; }
  .trust-inner { justify-content: center; gap: 10px; }
  .trust-item { font-size: 0.78rem; }
  .blog-cta-inner { flex-direction: column; align-items: center; text-align: center; }
  .blog-cta-price-row { justify-content: center; }
  .form-row { grid-template-columns: 1fr; }
  .about-contact-wrap { grid-template-columns: 1fr; }
  .shop-ingred-grid { grid-template-columns: repeat(2,1fr); }
  .blog-index-section .blog-grid.three-col { grid-template-columns: 1fr; }
  .blog-hero-stats { gap: 0; }
  .blog-hero-stat { padding: 0 12px; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }
  .footer-bottom-right { text-align: left; }
  .product-cta-info strong { font-size: 0.82rem; }
  .product-cta-info span { display: none; }
  .dosage-row { padding: 12px 16px; font-size: 0.88rem; }
  .about-cta { flex-direction: column; }
  .about-cta .btn { width: 100%; justify-content: center; }
  .gallery-thumbs { gap: 6px; }
  .thumb { width: 60px; height: 60px; }
}

/* ─── RESPONSIVE: 420px ───────────────────────────────────────────────────────── */
@media (max-width: 420px) {
  .container { padding: 0 12px; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .ingredients-grid { grid-template-columns: 1fr 1fr; }
  /* 导航：手机极小屏nav-link-shop保持显示，但缩小文字 */
  .nav-link-shop { display: block !important; font-size: 0.82rem; padding: 10px 14px; }
  /* 按钮全宽 */
  .hero-actions .btn-large { padding: 13px 16px; font-size: 0.88rem; }
  /* shop成分5列→2列 */
  .si-row { grid-template-columns: repeat(2, 1fr) !important; }
  /* 购物车控件换行 */
  .cart-item-controls { flex-wrap: wrap; }
  .footer-links { grid-template-columns: 1fr; }
}

/* ─── NAV CART BUTTON ─────────────────────────────────────────────────────────── */
.nav-cart-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  color: var(--navy);
  font-size: 1.1rem;
  text-decoration: none;
  transition: background 0.2s;
  flex-shrink: 0;
  margin-left: 8px;
}
.nav-cart-btn:hover { background: var(--teal-bg); color: var(--teal); }
.cart-badge {
  position: absolute;
  top: -2px;
  right: -2px;
  background: var(--teal);
  color: #fff;
  font-size: 0.65rem;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 9px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
  line-height: 1;
}

/* ─── ADD TO CART NOTICE ──────────────────────────────────────────────────────── */
.cart-added-notice {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #ecfdf5;
  border: 1px solid #6ee7b7;
  color: #065f46;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.9rem;
  margin-top: 10px;
}
.cart-added-notice i { color: #10b981; }
.cart-added-notice a { color: var(--teal); font-weight: 600; text-decoration: none; }
.cart-added-notice a:hover { text-decoration: underline; }

/* ─── CART PAGE ───────────────────────────────────────────────────────────────── */
.cart-page { padding: calc(var(--nav-h) + 40px) 0 80px; min-height: 60vh; }
.cart-header { display: flex; align-items: center; gap: 20px; margin-bottom: 32px; }
.cart-title { font-size: 2rem; font-weight: 800; color: var(--navy); margin: 0; }
.cart-back-link { display: inline-flex; align-items: center; gap: 6px; color: var(--teal); font-size: 0.9rem; font-weight: 500; text-decoration: none; white-space: nowrap; }
.cart-back-link:hover { color: var(--teal-dark); }
.cart-empty { text-align: center; padding: 80px 20px; }
.cart-empty-icon { font-size: 4rem; margin-bottom: 16px; }
.cart-empty h2 { font-size: 1.6rem; color: var(--navy); margin-bottom: 8px; }
.cart-empty p { color: var(--gray-500); margin-bottom: 24px; }
#cart-content { display: grid; grid-template-columns: 1fr 360px; gap: 32px; align-items: start; }
.cart-items { display: flex; flex-direction: column; gap: 16px; }
.cart-item {
  display: flex;
  align-items: center;
  gap: 20px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.cart-item-img-wrap { flex-shrink: 0; width: 100px; height: 100px; border-radius: 12px; overflow: hidden; background: #f8f9fa; }
.cart-item-img { width: 100%; height: 100%; object-fit: contain; padding: 8px; }
.cart-item-info { flex: 1; }
.cart-item-name { font-size: 1rem; font-weight: 700; color: var(--navy); margin: 0 0 4px; }
.cart-item-meta { font-size: 0.82rem; color: var(--gray-500); margin: 0 0 6px; }
.cart-item-unit-price { font-size: 0.88rem; color: var(--teal); font-weight: 600; margin: 0; }
.cart-item-controls { display: flex; flex-direction: column; align-items: flex-end; gap: 10px; flex-shrink: 0; }
.cart-qty-row { display: flex; align-items: center; gap: 10px; border: 1px solid var(--border); border-radius: 8px; padding: 4px 8px; }
.cart-qty-num { font-weight: 700; min-width: 20px; text-align: center; color: var(--navy); }
.cart-item-price { font-size: 1.1rem; font-weight: 700; color: var(--navy); }
.cart-remove-btn { background: none; border: none; color: var(--gray-400); cursor: pointer; font-size: 0.85rem; padding: 4px; transition: color 0.2s; }
.cart-remove-btn:hover { color: #ef4444; }
.summary-box {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  position: sticky;
  top: 80px;
}
.summary-title { font-size: 1.15rem; font-weight: 700; color: var(--navy); margin: 0 0 20px; }
.summary-line { display: flex; justify-content: space-between; align-items: center; font-size: 0.95rem; color: var(--navy); margin-bottom: 12px; }
.summary-shipping { color: var(--gray-500); }
.summary-free { color: #10b981; font-weight: 600; }
.summary-divider { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
.summary-total { font-size: 1.1rem; font-weight: 700; margin-bottom: 20px; }
.btn-checkout-cta { margin-top: 4px; font-size: 1rem; padding: 14px 20px; }
.summary-secure { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--gray-500); justify-content: center; margin-top: 12px; }
.summary-badges { display: flex; gap: 12px; justify-content: center; margin-top: 8px; font-size: 0.82rem; color: var(--gray-500); }
.summary-badges span { display: flex; align-items: center; gap: 4px; }

/* ─── CHECKOUT PAGE ───────────────────────────────────────────────────────────── */
.checkout-page { padding: calc(var(--nav-h) + 40px) 0 80px; }
.checkout-header { display: flex; align-items: center; gap: 20px; margin-bottom: 32px; }
.checkout-layout { display: grid; grid-template-columns: 1fr 380px; gap: 36px; align-items: start; }
.checkout-section-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  margin-bottom: 20px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.checkout-section-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 20px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.checkout-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--teal);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  flex-shrink: 0;
}
.checkout-payment-note {
  font-size: 0.85rem;
  color: var(--gray-500);
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 20px;
  padding: 10px 14px;
  background: #f8f9fa;
  border-radius: 8px;
}
.checkout-payment-note i { color: var(--teal); }
#paypal-button-container { min-height: 50px; }
.paypal-loading {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--gray-500);
  font-size: 0.9rem;
  padding: 16px 0;
}
.paypal-spinner {
  width: 20px;
  height: 20px;
  border: 2px solid var(--border);
  border-top-color: var(--teal);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.checkout-order-box {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.04);
  position: sticky;
  top: 80px;
}
.co-items-list { display: flex; flex-direction: column; gap: 14px; margin-bottom: 8px; }
.co-item { display: flex; align-items: center; gap: 14px; }
.co-item-img { width: 56px; height: 56px; object-fit: contain; border-radius: 8px; background: #f8f9fa; padding: 4px; flex-shrink: 0; }
.co-item-info { flex: 1; }
.co-item-name { font-size: 0.88rem; font-weight: 600; color: var(--navy); margin: 0 0 2px; }
.co-item-qty { font-size: 0.8rem; color: var(--gray-500); margin: 0; }
.co-item-price { font-weight: 700; font-size: 0.95rem; color: var(--navy); flex-shrink: 0; }
.checkout-trust-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
  font-size: 0.78rem;
  color: var(--gray-500);
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
}
.checkout-trust-row span { display: flex; align-items: center; gap: 4px; }
.checkout-trust-row i { color: var(--teal); }

/* ─── ORDER SUCCESS PAGE ──────────────────────────────────────────────────────── */
.order-success-page { padding: calc(var(--nav-h) + 60px) 0 100px; }
.order-success-card {
  max-width: 640px;
  margin: 0 auto;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 48px 40px;
  text-align: center;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.order-success-icon { font-size: 4rem; color: #10b981; margin-bottom: 20px; }
.order-success-title { font-size: 2rem; font-weight: 800; color: var(--navy); margin: 0 0 12px; }
.order-success-sub { font-size: 1.05rem; color: var(--gray-500); margin-bottom: 8px; }
.order-success-id { font-size: 0.88rem; color: var(--gray-500); margin-bottom: 28px; }
.order-success-id strong { color: var(--navy); }
.order-detail-box {
  background: #f8f9fa;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 28px;
  text-align: left;
}
.order-detail-row { display: flex; justify-content: space-between; font-size: 0.9rem; color: var(--gray-600); padding: 4px 0; }
.order-detail-row strong { color: var(--navy); }
.order-detail-divider { border-top: 1px solid var(--border); margin: 10px 0; }
.order-detail-total { font-size: 1rem; font-weight: 700; color: var(--navy); }
.order-items-list { margin-bottom: 4px; }
.order-item-row { display: flex; justify-content: space-between; font-size: 0.88rem; color: var(--navy); padding: 3px 0; }
.order-success-next { margin-bottom: 32px; text-align: left; }
.order-success-next h3 { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 16px; }
.order-next-steps { display: flex; flex-direction: column; gap: 14px; }
.order-next-step { display: flex; align-items: flex-start; gap: 16px; }
.step-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--teal-bg);
  color: var(--teal);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}
.order-next-step strong { font-size: 0.92rem; font-weight: 700; color: var(--navy); display: block; margin-bottom: 2px; }
.order-next-step p { font-size: 0.85rem; color: var(--gray-500); margin: 0; }
.order-success-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ─── RESPONSIVE: CART & CHECKOUT ────────────────────────────────────────────── */
@media (max-width: 900px) {
  #cart-content { grid-template-columns: 1fr; }
  .cart-summary { position: static; }
  .checkout-layout { grid-template-columns: 1fr; }
  .checkout-order-box { position: static; }
}
@media (max-width: 640px) {
  .cart-item { flex-direction: column; align-items: flex-start; }
  .cart-item-controls { flex-direction: row; align-items: center; width: 100%; justify-content: space-between; }
  .cart-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  .checkout-section-card { padding: 20px 16px; }
  .order-success-card { padding: 32px 20px; }
  .order-success-actions { flex-direction: column; }
  .order-success-actions .btn { width: 100%; justify-content: center; }
}

/* ─── COMMENTS SECTION ───────────────────────────────────────────────────────── */
.comments-section { background: var(--off-white, #fafaf8); }
.comments-section .container.narrow { max-width: 780px; }
.comments-header { margin-bottom: 32px; }
.comments-title { font-size: 1.45rem; font-weight: 800; color: var(--navy); margin-bottom: 6px; }
.comments-title i { color: var(--teal, #2a9d8f); margin-right: 8px; }
.comments-sub { color: var(--gray-500, #6b7280); font-size: 0.95rem; }

/* Comment list */
.comments-list { margin-bottom: 40px; min-height: 40px; }
.comments-loading { color: var(--gray-400, #9ca3af); font-size: 0.9rem; padding: 12px 0; }
.comments-empty { color: var(--gray-400, #9ca3af); font-size: 0.9rem; padding: 12px 0; }
.comment-item {
  display: flex;
  gap: 14px;
  padding: 18px 0;
  border-bottom: 1px solid var(--border, #e5e7eb);
}
.comment-item:last-child { border-bottom: none; }
.comment-avatar img {
  width: 40px; height: 40px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--teal-bg, #e0f4f1);
  flex-shrink: 0;
}
.comment-body { flex: 1; min-width: 0; }
.comment-meta { display: flex; align-items: center; gap: 12px; margin-bottom: 6px; }
.comment-author { font-size: 0.92rem; font-weight: 700; color: var(--navy); }
.comment-date { font-size: 0.8rem; color: var(--gray-400, #9ca3af); }
.comment-content { font-size: 0.93rem; color: var(--gray-600, #4b5563); line-height: 1.6; }
.comment-content p { margin: 0 0 6px; }

/* Comment form */
.comment-form {
  background: #fff;
  border: 1px solid var(--border, #e5e7eb);
  border-radius: 16px;
  padding: 28px;
  margin-top: 8px;
}
.comment-form-title { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 20px; }
.comment-form-row.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.form-group label { font-size: 0.88rem; font-weight: 600; color: var(--navy); }
.form-group label .req { color: #dc2626; }
.form-group small { font-size: 0.78rem; color: var(--gray-400, #9ca3af); }
.form-input, .form-textarea {
  width: 100%; padding: 10px 14px;
  border: 1.5px solid var(--border, #e5e7eb);
  border-radius: 8px;
  font-size: 0.93rem;
  color: var(--navy);
  background: #fff;
  transition: border-color .2s;
  font-family: inherit;
  box-sizing: border-box;
}
.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--teal, #2a9d8f);
  box-shadow: 0 0 0 3px rgba(42,157,143,.1);
}
.form-textarea { resize: vertical; min-height: 100px; }
.char-count { font-size: 0.78rem; color: var(--gray-400, #9ca3af); text-align: right; }

@media (max-width: 600px) {
  .comment-form-row.two-col { grid-template-columns: 1fr; }
  .comment-form { padding: 20px 16px; }
}

/* ─── BLOG CARD THUMBNAIL (WordPress文章封面图) ─────────────────────────────── */
.blog-card-thumbnail {
  width: 100%;
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 12px 12px 0 0;
}
.blog-card-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .3s ease;
}
.blog-card:hover .blog-card-thumbnail img { transform: scale(1.04); }

/* 文章详情页大封面图 */
.blog-post-hero-img {
  width: 100%;
  max-height: 380px;
  overflow: hidden;
  border-radius: 16px;
  margin-bottom: 24px;
}
.blog-post-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* 评论数 badge */
.blog-comment-count {
  font-size: 0.82rem;
  color: var(--gray-400, #9ca3af);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.comments-count {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--teal, #2a9d8f);
}