/* =====================================================
   XINGDUO INTERNATIONAL TRADE — Design System
   Brand: Midnight Navy + Champagne Gold + Ivory White
   ===================================================== */

/* --- CSS Variables --- */
:root {
  /* Primary Colors */
  --color-navy: #0F2540;
  --color-navy-deep: #0A1B30;
  --color-gold: #C9A961;
  --color-gold-light: #E0C580;
  --color-ivory: #FBFAF5;
  --color-ivory-warm: #F7F4EB;

  /* Secondary Colors */
  --color-warm-gray: #6B7280;
  --color-charcoal: #1A1A1A;
  --color-mist-blue: #E8EEF4;
  --color-border: #E5E0D5;

  /* Typography */
  --font-serif: 'Cormorant Garamond', 'Playfair Display', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 2rem;
  --space-lg: 4rem;
  --space-xl: 6rem;
  --space-2xl: 9rem;

  /* Layout */
  --container-width: 1280px;
  --container-narrow: 980px;
  --header-height: 84px;
  --transition: 0.4s cubic-bezier(0.215, 0.610, 0.355, 1.000);
}

/* --- Reset --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--color-charcoal);
  background-color: var(--color-ivory);
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color var(--transition); }
button { font-family: inherit; cursor: pointer; border: none; background: none; }
ul, ol { list-style: none; }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 500;
  line-height: 1.2;
  color: var(--color-navy);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); font-weight: 400; }
h2 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 400; }
h3 { font-size: clamp(1.5rem, 2.5vw, 2.25rem); }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: var(--space-sm);
  display: inline-block;
}
.eyebrow::before, .eyebrow::after { content: '·'; margin: 0 0.6em; color: var(--color-gold); }
p { margin-bottom: 1rem; color: var(--color-warm-gray); }
p.lead { font-size: 1.125rem; line-height: 1.7; color: var(--color-charcoal); }

/* --- Layout --- */
.container { max-width: var(--container-width); margin: 0 auto; padding: 0 2rem; }
.container-narrow { max-width: var(--container-narrow); margin: 0 auto; padding: 0 2rem; }
section { padding: var(--space-xl) 0; }
.section-light { background-color: var(--color-ivory); }
.section-warm { background-color: var(--color-ivory-warm); }
.section-dark { background-color: var(--color-navy); color: var(--color-ivory); }
.section-dark h1, .section-dark h2, .section-dark h3, .section-dark h4 { color: var(--color-ivory); }
.section-dark p { color: rgba(251, 250, 245, 0.75); }
.section-mist { background-color: var(--color-mist-blue); }

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.25rem;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition);
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary { background: var(--color-gold); color: var(--color-ivory); }
.btn-primary:hover { background: var(--color-navy); color: var(--color-ivory); }
.btn-outline-light { color: var(--color-ivory); border-color: var(--color-ivory); background: transparent; }
.btn-outline-light:hover { background: var(--color-ivory); color: var(--color-navy); }
.btn-outline-dark { color: var(--color-navy); border-color: var(--color-navy); background: transparent; }
.btn-outline-dark:hover { background: var(--color-navy); color: var(--color-ivory); }
.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  padding-bottom: 4px;
  border-bottom: 1px solid var(--color-gold);
  transition: all var(--transition);
}
.btn-link:hover { color: var(--color-navy); border-color: var(--color-navy); gap: 1rem; }

/* --- Header / Navigation --- */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(15, 37, 64, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.25rem 0;
  transition: all var(--transition);
  border-bottom: 1px solid rgba(201, 169, 97, 0.15);
}
.site-header.scrolled { padding: 0.75rem 0; background: rgba(15, 37, 64, 0.98); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.brand-logo {
  display: flex; align-items: center; gap: 0.75rem;
  color: var(--color-ivory);
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 500;
  letter-spacing: 0.2em;
}
.brand-logo-mark {
  width: 38px; height: 38px;
  border: 1.5px solid var(--color-gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  position: relative;
  flex-shrink: 0;
}
.brand-logo-mark::before {
  content: '';
  width: 26px; height: 26px;
  border: 1px solid var(--color-gold);
  border-radius: 50%;
}
.brand-logo-mark::after {
  content: '';
  position: absolute;
  width: 5px; height: 5px;
  background: var(--color-gold);
  border-radius: 50%;
  top: 11px; right: 10px;
}
.brand-logo-text {
  display: flex; flex-direction: column;
  line-height: 1;
}
.brand-logo-name { font-size: 1.35rem; letter-spacing: 0.18em; }
.brand-logo-tag { font-size: 0.55rem; letter-spacing: 0.35em; color: var(--color-gold); margin-top: 4px; font-family: var(--font-sans); font-weight: 500; }

.nav-main { display: flex; align-items: center; gap: 2.5rem; }
.nav-main a {
  color: var(--color-ivory);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  position: relative;
  padding: 0.5rem 0;
}
.nav-main a:hover, .nav-main a.active { color: var(--color-gold); }
.nav-main a.active::after {
  content: '';
  position: absolute; bottom: -2px; left: 0; right: 0;
  height: 1px; background: var(--color-gold);
}

.nav-dropdown { position: relative; }
.nav-dropdown-menu {
  position: absolute; top: 100%; left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--color-navy-deep);
  border: 1px solid rgba(201, 169, 97, 0.2);
  padding: 1.25rem 0;
  min-width: 240px;
  opacity: 0; visibility: hidden;
  transition: all var(--transition);
}
.nav-dropdown:hover .nav-dropdown-menu { opacity: 1; visibility: visible; transform: translateX(-50%) translateY(0); }
.nav-dropdown-menu a {
  display: block; padding: 0.6rem 1.5rem;
  letter-spacing: 0.12em;
  font-size: 0.78rem;
}
.nav-dropdown-menu a:hover { background: rgba(201, 169, 97, 0.08); color: var(--color-gold); }

.header-cta { display: flex; align-items: center; gap: 1.25rem; }
.lang-switcher {
  position: relative;
  color: var(--color-ivory);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
}
.lang-switcher-toggle {
  display: flex; align-items: center; gap: 0.4rem;
  color: var(--color-ivory);
  padding: 0.5rem 0.75rem;
  border: 1px solid rgba(251, 250, 245, 0.2);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}
.lang-switcher-toggle:hover { border-color: var(--color-gold); color: var(--color-gold); }
.lang-switcher-menu {
  position: absolute; top: 100%; right: 0;
  margin-top: 4px;
  background: var(--color-navy-deep);
  border: 1px solid rgba(201, 169, 97, 0.2);
  min-width: 180px;
  opacity: 0; visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition);
  z-index: 100;
}
.lang-switcher:hover .lang-switcher-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.lang-switcher-menu a {
  display: flex; justify-content: space-between; align-items: center;
  padding: 0.6rem 1rem;
  color: var(--color-ivory);
  font-size: 0.75rem;
}
.lang-switcher-menu a:hover { background: rgba(201, 169, 97, 0.08); color: var(--color-gold); }
.lang-switcher-menu .lang-code { color: var(--color-gold); font-size: 0.65rem; letter-spacing: 0.15em; }

.btn-quote-header { padding: 0.65rem 1.5rem; font-size: 0.7rem; }

.menu-toggle { display: none; color: var(--color-ivory); font-size: 1.5rem; }

/* --- Hero --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background-position: center; background-size: cover; background-repeat: no-repeat;
  color: var(--color-ivory);
  padding: var(--header-height) 0;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,37,64,0.5) 0%, rgba(15,37,64,0.4) 50%, rgba(15,37,64,0.75) 100%);
  z-index: 1;
}
.hero-inner { position: relative; z-index: 2; text-align: center; max-width: 900px; padding: 0 2rem; }
.hero-coords {
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--color-gold);
  margin-bottom: 2rem;
  font-family: var(--font-sans);
  font-weight: 500;
}
.hero-coords::before, .hero-coords::after { content: '·'; margin: 0 0.8em; }
.hero-title {
  color: var(--color-ivory);
  font-size: clamp(2.75rem, 6vw, 5.25rem);
  line-height: 1.05;
  font-weight: 400;
  margin-bottom: 1.75rem;
  letter-spacing: -0.015em;
}
.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: rgba(251,250,245,0.88);
  margin-bottom: 2.75rem;
  max-width: 620px;
  margin-left: auto; margin-right: auto;
  line-height: 1.6;
}
.hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.hero-scroll {
  position: absolute; bottom: 2.5rem; left: 50%; transform: translateX(-50%);
  color: var(--color-gold);
  font-size: 0.7rem; letter-spacing: 0.3em;
  z-index: 2;
  animation: bob 2.5s ease-in-out infinite;
}
.hero-scroll svg { display: block; margin: 0.6rem auto 0; }
@keyframes bob { 0%,100% { transform: translateX(-50%) translateY(0); } 50% { transform: translateX(-50%) translateY(8px); } }

/* --- Page Hero (interior pages) --- */
.page-hero {
  position: relative;
  min-height: 60vh;
  padding: calc(var(--header-height) + 4rem) 0 5rem;
  background-position: center; background-size: cover;
  color: var(--color-ivory);
  display: flex; align-items: center; justify-content: center;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(15,37,64,0.55) 0%, rgba(15,37,64,0.75) 100%);
}
.page-hero-inner { position: relative; z-index: 2; text-align: center; max-width: 800px; padding: 0 2rem; }
.page-hero-title { color: var(--color-ivory); font-size: clamp(2.5rem, 5vw, 4rem); margin-bottom: 1rem; }
.page-hero-subtitle { font-size: 1.125rem; color: rgba(251,250,245,0.85); max-width: 620px; margin: 0 auto; }
.breadcrumb {
  font-size: 0.7rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--color-gold); margin-bottom: 1.5rem;
}
.breadcrumb a { color: var(--color-gold); opacity: 0.8; }
.breadcrumb a:hover { opacity: 1; }
.breadcrumb-sep { margin: 0 0.6em; opacity: 0.5; }

/* --- Section Heading --- */
.section-heading { text-align: center; max-width: 740px; margin: 0 auto var(--space-lg); }
.section-heading h2 { margin-bottom: 1.25rem; }
.section-heading p { font-size: 1.125rem; line-height: 1.7; }
.section-heading.left { text-align: left; margin-left: 0; margin-right: 0; }

/* --- Collection Grid (Home) --- */
.collection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}
.collection-card {
  background: var(--color-ivory);
  border: 1px solid var(--color-border);
  overflow: hidden;
  transition: all var(--transition);
  position: relative;
}
.collection-card:hover { transform: translateY(-6px); box-shadow: 0 24px 50px -20px rgba(15,37,64,0.25); border-color: var(--color-gold); }
.collection-card-image {
  aspect-ratio: 16/11;
  overflow: hidden;
  position: relative;
}
.collection-card-image img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.8s ease;
}
.collection-card:hover .collection-card-image img { transform: scale(1.05); }
.collection-card-body { padding: 1.75rem 1.5rem 2rem; position: relative; }
.collection-card-body::before {
  content: ''; position: absolute;
  top: -2px; left: 1.5rem;
  width: 32px; height: 2px; background: var(--color-gold);
}
.collection-card-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
  letter-spacing: 0.01em;
}
.collection-card-desc {
  font-size: 0.9rem;
  color: var(--color-warm-gray);
  margin-bottom: 1.25rem;
  line-height: 1.6;
}
.collection-card-link {
  display: inline-flex; align-items: center; gap: 0.4rem;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
}
.collection-card-link::after { content: '→'; transition: transform var(--transition); }
.collection-card:hover .collection-card-link::after { transform: translateX(4px); }

/* --- Story Split --- */
.story-split {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  align-items: center;
  gap: 0;
}
.story-split-content { padding: var(--space-lg); background: var(--color-navy); color: var(--color-ivory); }
.story-split-content h2 { color: var(--color-ivory); margin-bottom: 1.5rem; }
.story-split-content p { color: rgba(251,250,245,0.78); }
.story-split-image { min-height: 540px; background-size: cover; background-position: center; }
.story-stats {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 1.5rem; margin: 2.25rem 0 2rem;
  padding-top: 1.75rem; border-top: 1px solid rgba(201,169,97,0.25);
}
.story-stat-number {
  font-family: var(--font-serif);
  font-size: 2rem;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 0.4rem;
}
.story-stat-label {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: rgba(251,250,245,0.7);
}

/* --- Feature 3 col (Sustainability principles) --- */
.feature-3col {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 3rem;
  text-align: center;
}
.feature-icon {
  width: 72px; height: 72px;
  margin: 0 auto 1.5rem;
  border: 1px solid var(--color-gold);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-gold);
  font-size: 1.75rem;
}
.feature-3col h4 {
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-navy);
  margin-bottom: 0.85rem;
}
.feature-3col p { font-size: 0.95rem; max-width: 280px; margin: 0 auto; }

/* --- Certifications --- */
.certifications-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  align-items: center; justify-items: center;
  padding: 3rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}
.cert-badge {
  text-align: center;
  padding: 1.5rem 1rem;
  transition: all var(--transition);
}
.cert-badge-icon {
  width: 70px; height: 70px;
  margin: 0 auto 0.85rem;
  border-radius: 50%;
  background: var(--color-mist-blue);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.75rem;
  color: var(--color-navy);
}
.cert-badge:hover .cert-badge-icon { background: var(--color-gold); color: var(--color-ivory); }
.cert-badge-name {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-navy);
}

/* --- News Grid --- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.news-card {
  background: var(--color-ivory);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition);
}
.news-card:hover { border-color: var(--color-gold); transform: translateY(-4px); box-shadow: 0 20px 40px -20px rgba(15,37,64,0.2); }
.news-card-image { aspect-ratio: 16/10; overflow: hidden; }
.news-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s; }
.news-card:hover .news-card-image img { transform: scale(1.05); }
.news-card-body { padding: 1.75rem 1.5rem 2rem; }
.news-date {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}
.news-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  color: var(--color-navy);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}
.news-excerpt { font-size: 0.9rem; line-height: 1.65; margin-bottom: 1.25rem; }

/* --- Newsletter --- */
.newsletter {
  background: var(--color-navy);
  color: var(--color-ivory);
  padding: var(--space-xl) 0;
  text-align: center;
}
.newsletter h2 { color: var(--color-ivory); margin-bottom: 1rem; }
.newsletter-form {
  display: flex; max-width: 540px; margin: 2rem auto 0;
  gap: 0;
  border-bottom: 1px solid rgba(251,250,245,0.3);
}
.newsletter-form input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 1rem 0;
  color: var(--color-ivory);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  outline: none;
}
.newsletter-form input::placeholder { color: rgba(251,250,245,0.55); }
.newsletter-form button {
  background: var(--color-gold);
  color: var(--color-ivory);
  padding: 1rem 2.25rem;
  font-size: 0.75rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  transition: all var(--transition);
}
.newsletter-form button:hover { background: var(--color-ivory); color: var(--color-navy); }

/* --- Footer --- */
.site-footer {
  background: var(--color-navy-deep);
  color: rgba(251,250,245,0.7);
  padding: var(--space-xl) 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 3rem;
  margin-bottom: 4rem;
}
.footer-brand-info p {
  font-style: italic;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--color-gold);
  margin: 1.5rem 0 1rem;
}
.footer-brand-info .small { font-size: 0.85rem; line-height: 1.65; color: rgba(251,250,245,0.65); font-family: var(--font-sans); font-style: normal; }
.footer-social { display: flex; gap: 1rem; margin-top: 1.5rem; }
.footer-social a {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(201,169,97,0.1);
  color: var(--color-gold);
  display: flex; align-items: center; justify-content: center;
  font-size: 0.95rem;
  transition: all var(--transition);
}
.footer-social a:hover { background: var(--color-gold); color: var(--color-navy); }
.footer-col h5 {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 1.5rem;
}
.footer-col ul li { margin-bottom: 0.8rem; }
.footer-col ul li a {
  color: rgba(251,250,245,0.75);
  font-size: 0.9rem;
  transition: color var(--transition);
}
.footer-col ul li a:hover { color: var(--color-gold); }
.footer-bottom {
  border-top: 1px solid rgba(251,250,245,0.1);
  padding: 1.75rem 0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 0.8rem;
  color: rgba(251,250,245,0.5);
  flex-wrap: wrap; gap: 1rem;
}
.footer-legal { display: flex; gap: 1.5rem; }
.footer-legal a:hover { color: var(--color-gold); }

/* --- Forms --- */
.form-group { margin-bottom: 1.5rem; }
.form-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 0.85rem 0;
  border: none;
  border-bottom: 1px solid var(--color-border);
  background: transparent;
  font-family: var(--font-sans);
  font-size: 1rem;
  color: var(--color-charcoal);
  transition: border-color var(--transition);
}
.form-input:focus, .form-select:focus, .form-textarea:focus { outline: none; border-color: var(--color-gold); }
.form-textarea { resize: vertical; min-height: 100px; }
.form-checks { display: flex; flex-wrap: wrap; gap: 0.75rem; }
.form-check {
  padding: 0.5rem 1.1rem;
  border: 1px solid var(--color-border);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
  user-select: none;
  display: inline-flex; align-items: center; gap: 0.4rem;
}
.form-check::before { content: '✓'; color: var(--color-gold); font-size: 0.85rem; opacity: 0.4; }
.form-check.active, .form-check:hover { border-color: var(--color-gold); color: var(--color-navy); }
.form-check.active::before { opacity: 1; }

/* --- Contact Layout --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 0;
  max-width: 1200px;
  margin: 0 auto;
  box-shadow: 0 30px 60px -25px rgba(15,37,64,0.18);
}
.contact-form-side { background: var(--color-ivory); padding: 3.5rem 3rem; }
.contact-info-side { background: var(--color-navy); color: var(--color-ivory); padding: 3.5rem 3rem; }
.contact-info-side h5 {
  font-family: var(--font-sans); font-size: 0.7rem;
  font-weight: 600; letter-spacing: 0.25em; text-transform: uppercase;
  color: var(--color-gold); margin: 1.5rem 0 0.5rem;
}
.contact-info-side h5:first-child { margin-top: 0; }
.contact-info-side p { color: rgba(251,250,245,0.85); margin-bottom: 0; }

/* --- Product Detail --- */
.product-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  align-items: stretch;
  background: var(--color-ivory);
}
.product-hero-image { min-height: 600px; background-size: cover; background-position: center; }
.product-hero-content {
  padding: 4rem 3.5rem;
  display: flex; flex-direction: column; justify-content: center;
}
.product-hero-content h1 {
  font-size: clamp(2.25rem, 4vw, 3.5rem);
  text-transform: uppercase;
  letter-spacing: 0.02em;
  line-height: 1.05;
  margin-bottom: 1.25rem;
}
.product-meta {
  display: flex; gap: 2rem;
  margin: 1.75rem 0;
  padding: 1rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  font-size: 0.85rem;
  color: var(--color-warm-gray);
}
.product-meta span { display: flex; align-items: center; gap: 0.4rem; }
.product-price {
  font-family: var(--font-serif);
  font-size: 1.85rem;
  color: var(--color-navy);
  margin-bottom: 0.5rem;
}
.product-price small { font-size: 0.8rem; color: var(--color-gold); letter-spacing: 0.2em; text-transform: uppercase; }

.spec-table { width: 100%; border-collapse: collapse; margin-top: 1.5rem; }
.spec-table th, .spec-table td {
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--color-border);
  text-align: left;
  font-size: 0.9rem;
}
.spec-table th {
  font-family: var(--font-sans);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  font-size: 0.7rem;
  color: var(--color-gold);
  width: 35%;
}
.spec-table td { color: var(--color-charcoal); }

/* --- Timeline (About) --- */
.timeline {
  position: relative;
  padding: 2rem 0;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 12px; top: 0; bottom: 0;
  width: 2px;
  background: rgba(201,169,97,0.3);
}
.timeline-item { position: relative; padding-left: 3.5rem; padding-bottom: 2.5rem; }
.timeline-item:last-child { padding-bottom: 0; }
.timeline-item::before {
  content: '';
  position: absolute;
  left: 4px; top: 6px;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--color-gold);
  border: 4px solid var(--color-navy);
  box-shadow: 0 0 0 2px var(--color-gold);
}
.timeline-year {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-gold);
  margin-bottom: 0.35rem;
}
.timeline-title {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-ivory);
  margin-bottom: 0.6rem;
}
.timeline-item p { font-size: 0.9rem; color: rgba(251,250,245,0.7); margin: 0; }

/* --- Team Cards --- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2.5rem;
  max-width: 1000px;
  margin: 0 auto;
}
.team-card { text-align: center; }
.team-photo {
  width: 100%; aspect-ratio: 4/5;
  object-fit: cover;
  margin-bottom: 1.25rem;
  filter: grayscale(15%);
  transition: filter var(--transition);
}
.team-card:hover .team-photo { filter: grayscale(0%); }
.team-name {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--color-navy);
  margin-bottom: 0.4rem;
}
.team-role {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.75rem;
}
.team-linkedin {
  display: inline-flex; align-items: center; justify-content: center;
  width: 36px; height: 36px;
  border: 1px solid var(--color-border);
  border-radius: 50%;
  color: var(--color-navy);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.team-linkedin:hover { background: var(--color-gold); color: var(--color-ivory); border-color: var(--color-gold); }

/* --- Stats Bar --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 3.5rem;
  background: var(--color-navy);
  color: var(--color-ivory);
  text-align: center;
}
.stats-bar-item h3 {
  font-family: var(--font-serif);
  font-size: 3rem;
  color: var(--color-gold);
  line-height: 1;
  margin-bottom: 0.5rem;
}
.stats-bar-item p {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(251,250,245,0.75);
  margin: 0;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; }
  .collection-grid { grid-template-columns: repeat(2, 1fr); }
  .feature-3col { grid-template-columns: 1fr; gap: 2.5rem; }
  .news-grid { grid-template-columns: repeat(2, 1fr); }
  .story-split { grid-template-columns: 1fr; }
  .story-split-image { min-height: 380px; order: -1; }
  .product-hero { grid-template-columns: 1fr; }
  .product-hero-image { min-height: 400px; }
  .product-hero-content { padding: 3rem 2rem; }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-bar { grid-template-columns: repeat(2, 1fr); gap: 2.5rem; }
}
@media (max-width: 768px) {
  section { padding: var(--space-lg) 0; }
  .nav-main, .header-cta .btn-quote-header { display: none; }
  .menu-toggle { display: block; }
  .collection-grid, .news-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-form-side, .contact-info-side { padding: 2.5rem 1.75rem; }
  .team-grid { grid-template-columns: 1fr; }
  .stats-bar { grid-template-columns: 1fr; padding: 2.5rem 1.5rem; }
  .newsletter-form { flex-direction: column; gap: 0.5rem; border: none; }
  .newsletter-form input { border-bottom: 1px solid rgba(251,250,245,0.3); }
  .hero-actions { flex-direction: column; align-items: stretch; }
}

/* --- Animations --- */
.fade-up { opacity: 0; transform: translateY(30px); transition: all 0.8s cubic-bezier(0.215, 0.610, 0.355, 1.000); }
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* ============================================
   PREMIUM ENHANCEMENTS — XINGDUO Update v4
   ============================================ */

/* --- Premium Trust Bar with SVG Icons --- */
.trust-bar-section {
  background: linear-gradient(180deg, var(--color-ivory) 0%, var(--color-mist-blue) 100%);
  padding: 36px 0 32px;
  border-top: 1px solid rgba(201, 169, 97, 0.15);
  border-bottom: 1px solid rgba(201, 169, 97, 0.15);
}
.trust-bar-items {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px 44px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}
.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  font-weight: 500;
  color: var(--color-navy);
  text-transform: uppercase;
  white-space: nowrap;
  padding: 6px 0;
  transition: color var(--transition);
}
.trust-item:hover { color: var(--color-gold); }
.trust-item svg { transition: transform 0.3s ease; }
.trust-item:hover svg { transform: scale(1.1); }

/* --- Premium Footer Social (6 icons with SVG) --- */
.footer-social {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.75rem;
  flex-wrap: wrap;
}
.footer-social a {
  width: 42px; height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(201, 169, 97, 0.08);
  border: 1px solid rgba(201, 169, 97, 0.3);
  color: var(--color-gold);
  transition: all 0.3s ease;
  position: relative;
}
.footer-social a:hover {
  background: var(--color-gold);
  color: var(--color-navy);
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(201, 169, 97, 0.25);
}
.footer-social a svg { width: 18px; height: 18px; transition: transform 0.3s; }
.footer-social a:hover svg { transform: scale(1.1); }
/* WeChat tooltip */
.footer-social a[data-wechat]:hover::after {
  content: attr(data-wechat);
  position: absolute;
  bottom: 50px; left: 50%;
  transform: translateX(-50%);
  background: var(--color-navy);
  color: var(--color-gold);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  white-space: nowrap;
  border: 1px solid rgba(201, 169, 97, 0.4);
}

/* --- Newsletter privacy note --- */
.newsletter-privacy {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.75rem;
  color: rgba(251,250,245,0.55);
  letter-spacing: 0.05em;
}

/* --- Footer CTA Link Highlight --- */
.footer-cta-link {
  color: var(--color-gold) !important;
  font-weight: 600;
  letter-spacing: 0.03em;
}
.footer-cta-link:hover { color: var(--color-gold-light) !important; }

/* --- Premium Contact Page Styles --- */
.contact-hero-section {
  background: var(--color-navy);
  color: var(--color-ivory);
  padding: 7rem 0 5rem;
  text-align: center;
}
.contact-hero-section h1 { color: var(--color-ivory); margin-bottom: 1rem; }
.contact-hero-section .lead { color: rgba(251,250,245,0.85); max-width: 720px; margin: 0 auto; }

.contact-block-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 4rem;
  align-items: start;
}
@media (max-width: 960px) { .contact-block-grid { grid-template-columns: 1fr; } }

.contact-info-card {
  background: var(--color-navy);
  color: var(--color-ivory);
  padding: 3rem 2.75rem;
  border-radius: 4px;
  position: relative;
  overflow: hidden;
}
.contact-info-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("../images/yunnan-landscape.jpg");
  background-size: cover;
  background-position: center;
  opacity: 0.08;
  z-index: 0;
}
.contact-info-card > * { position: relative; z-index: 1; }
.contact-info-card h3 {
  color: var(--color-ivory);
  font-size: 1.5rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid rgba(201, 169, 97, 0.3);
}
.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.contact-item:last-child { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.contact-item-icon {
  width: 44px; height: 44px;
  flex-shrink: 0;
  background: rgba(201, 169, 97, 0.12);
  border: 1px solid rgba(201, 169, 97, 0.35);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gold);
}
.contact-item-icon svg { width: 20px; height: 20px; }
.contact-item-content { flex: 1; }
.contact-item-label {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-gold);
  margin-bottom: 0.35rem;
  font-weight: 600;
}
.contact-item-value {
  font-size: 1rem;
  color: var(--color-ivory);
  line-height: 1.5;
}
.contact-item-value a { color: var(--color-ivory); border-bottom: 1px dotted rgba(251,250,245,0.4); }
.contact-item-value a:hover { color: var(--color-gold); }
.contact-item-sub {
  font-size: 0.8rem;
  color: rgba(251,250,245,0.6);
  margin-top: 0.25rem;
}

/* Inquiry form refinement */
.inquiry-form-card {
  background: var(--color-ivory);
  padding: 3rem 2.75rem;
  border-radius: 4px;
  box-shadow: 0 4px 30px rgba(15,37,64,0.06);
  border: 1px solid var(--color-border);
}
.inquiry-form-card h3 {
  color: var(--color-navy);
  font-size: 1.5rem;
  margin-bottom: 2rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}
.form-row { margin-bottom: 1.25rem; }
.form-row label {
  display: block;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-warm-gray);
  margin-bottom: 0.5rem;
  font-weight: 600;
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 0.9rem 1rem;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 3px;
  font-family: inherit;
  font-size: 0.95rem;
  color: var(--color-charcoal);
  transition: all 0.3s ease;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--color-gold);
  box-shadow: 0 0 0 3px rgba(201, 169, 97, 0.1);
}
.form-row textarea { min-height: 120px; resize: vertical; }
.form-row-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}
@media (max-width: 600px) { .form-row-grid { grid-template-columns: 1fr; } }

.product-interest-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.5rem;
}
.pill-checkbox {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: 0.85rem;
  cursor: pointer;
  transition: all 0.2s ease;
}
.pill-checkbox:hover { border-color: var(--color-gold); }
.pill-checkbox input[type="checkbox"] {
  width: auto;
  margin: 0;
  accent-color: var(--color-gold);
}
.pill-checkbox input[type="checkbox"]:checked + span { color: var(--color-gold); font-weight: 600; }

.btn-submit-inquiry {
  width: 100%;
  padding: 1.1rem;
  background: var(--color-navy);
  color: var(--color-ivory);
  border: none;
  border-radius: 3px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.3s ease;
  margin-top: 1rem;
}
.btn-submit-inquiry:hover {
  background: var(--color-gold);
  color: var(--color-navy);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(201, 169, 97, 0.25);
}

/* Newsletter form refinements */
.newsletter-form { position: relative; }
.newsletter-form input[type="email"] {
  background: transparent;
}

/* Mobile: trust bar */
@media (max-width: 768px) {
  .trust-bar-items { gap: 16px 24px; padding: 0 1rem; }
  .trust-item { font-size: 0.7rem; }
  .trust-item svg { width: 18px; height: 18px; }
}

/* Section heading enhancement */
.section-heading h2 { position: relative; padding-bottom: 0.5rem; }
.section-heading h2::after {
  content: "";
  display: block;
  width: 40px; height: 2px;
  background: var(--color-gold);
  margin: 1rem auto 0;
}

/* --- Origin Stories: grid auto-fit for 7 cards (3 cols on desktop, wraps to 4th row) --- */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
@media (max-width: 960px) { .news-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .news-grid { grid-template-columns: 1fr; } }

/* News card hover refinement */
.news-card {
  background: var(--color-ivory);
  border-radius: 4px;
  overflow: hidden;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
  border: 1px solid var(--color-border);
}
.news-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 36px rgba(15,37,64,0.1);
}

/* Collection card refinement to fit 7 items nicely (3x2 + 1, or auto wrap) */
.collection-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
@media (max-width: 960px) { .collection-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .collection-grid { grid-template-columns: 1fr; } }