:root {
  --ink: #14100c;
  --ink-2: #1d1712;
  --ink-3: #26201a;
  --ivory: #f3ead9;
  --ivory-dim: #cfc4ac;
  --gold: #c9a227;
  --gold-soft: #e6c878;
  --stone: #8f8578;
  --hair: rgba(201, 162, 39, 0.28);
  --card: #1d1712;
  --radius: 4px;
  --max-width: 1080px;

  /* kept for any inline references */
  --green: #6a8256;
  --green-dark: #e6c878;
  --orange: #c9a227;
  --cream: #14100c;
  --muted: #cfc4ac;
  --border: rgba(201, 162, 39, 0.28);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--ink);
  color: var(--ivory);
  line-height: 1.7;
}

h1, h2, h3 {
  font-family: Cambria, Georgia, "Times New Roman", serif;
  line-height: 1.25;
  margin: 0 0 0.5rem;
  font-weight: 400;
  text-wrap: balance;
}

a {
  color: var(--gold-soft);
}

img {
  max-width: 100%;
  display: block;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.28em;
  font-size: 0.72rem;
  color: var(--gold);
  font-weight: 600;
}

/* ---------- Nav ---------- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(20, 16, 12, 0.9);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--hair);
}

.site-nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.site-nav .brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--ivory);
}

.site-nav .brand img {
  width: 34px;
  height: 34px;
  border-radius: 50%;
}

.site-nav .brand span {
  font-family: Cambria, Georgia, serif;
  font-size: 0.92rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  white-space: nowrap;
}

.site-nav-links {
  display: flex;
  gap: 1.75rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-nav-links a {
  color: var(--ivory-dim);
  text-decoration: none;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.site-nav-links a:hover {
  color: var(--gold-soft);
}

.nav-side {
  display: flex;
  align-items: center;
  gap: 1.1rem;
}

.lang-switch {
  display: flex;
  gap: 0.4rem;
  font-size: 0.75rem;
}

.lang-switch a {
  color: var(--ivory-dim);
  text-decoration: none;
  padding: 0.15rem 0.4rem;
}

.lang-switch a.active {
  color: var(--gold-soft);
  font-weight: 700;
}

.nav-cta {
  border: 1px solid var(--gold);
  color: var(--gold-soft);
  padding: 0.5rem 1.15rem;
  border-radius: 2px;
  text-decoration: none;
  font-size: 0.74rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--gold);
  color: var(--ink);
}

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--hair);
  color: var(--ivory);
  width: 38px;
  height: 38px;
  border-radius: 2px;
  font-size: 1rem;
  cursor: pointer;
}

@media (max-width: 760px) {
  .site-nav-links { display: none; }
  .nav-toggle { display: block; }
  .site-nav-inner { flex-wrap: wrap; }
  .site-nav.open .site-nav-links {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 1rem;
    padding: 1rem 0 0.5rem;
    border-top: 1px solid var(--hair);
    margin-top: 0.85rem;
  }
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 82vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  overflow: hidden;
  padding: 5rem 1.5rem;
  background: var(--ink);
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 70% 55% at 50% 25%, rgba(201, 162, 39, 0.14), transparent 65%),
    linear-gradient(180deg, var(--ink) 0%, #0e0b08 100%);
  z-index: 0;
}

.hero-inner {
  position: relative;
  z-index: 1;
  max-width: 760px;
}

.hero .eyebrow {
  display: block;
  margin-bottom: 1.3rem;
}

.hero h1 {
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  color: var(--ivory);
  margin-bottom: 1.1rem;
}

.hero p {
  margin: 0 auto 2.25rem;
  max-width: 42em;
  font-size: 1.05rem;
  color: var(--ivory-dim);
}

.cta-group {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  text-decoration: none;
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 2px;
  border: 1px solid transparent;
}

.btn-zalo {
  background: var(--gold);
  color: var(--ink);
  font-weight: 700;
}

.btn-outline {
  border-color: rgba(243, 234, 217, 0.4);
  color: var(--ivory);
}

/* ---------- Trust strip ("credits") ---------- */
.badges {
  border-top: 1px solid var(--hair);
  border-bottom: 1px solid var(--hair);
  background: var(--ink-2);
  max-width: none;
  margin: 0;
  padding: 0;
  display: block;
}

.badges > .badges-inner,
.badges {
  display: grid;
}

.badges {
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  max-width: var(--max-width);
  margin: 0 auto;
  gap: 2rem;
  padding: 2.25rem 1.5rem;
}

.badge {
  background: transparent;
  border-radius: 0;
  padding: 0;
  text-align: center;
  box-shadow: none;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--ivory-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.badge .icon {
  display: block;
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

/* ---------- Layout ---------- */
main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 5rem 1.25rem;
}

section {
  margin-bottom: 5rem;
}

section:last-child {
  margin-bottom: 0;
}

.section-heading {
  text-align: center;
  margin-bottom: 3rem;
}

.section-heading .eyebrow {
  display: block;
  margin-bottom: 0.9rem;
}

.section-heading h2 {
  font-size: clamp(1.6rem, 3.6vw, 2.2rem);
  color: var(--ivory);
}

.section-heading h2::after {
  content: "";
  display: block;
  width: 44px;
  height: 1px;
  background: var(--gold);
  margin: 1.2rem auto 0;
}

.section-heading p {
  color: var(--ivory-dim);
  max-width: 40em;
  margin: 1.2rem auto 0;
}

/* ---------- About / story ---------- */
.story-card {
  background: var(--ink-2);
  border-radius: var(--radius);
  padding: 2.25rem;
  border: 1px solid var(--hair);
}

.story-card p {
  color: var(--ivory-dim);
}

.story-card strong {
  color: var(--ivory);
}

/* ---------- Process steps ---------- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
}

.process-step {
  background: transparent;
  border-radius: 0;
  padding: 0;
  border: none;
  border-left: 1px solid var(--hair);
  padding-left: 1.25rem;
  text-align: left;
}

.process-step .step-number {
  display: block;
  width: auto;
  height: auto;
  border-radius: 0;
  background: none;
  color: var(--gold-soft);
  font-weight: 700;
  font-family: Cambria, Georgia, serif;
  font-size: 1.4rem;
  margin-bottom: 0.5rem;
}

.process-step h3 {
  font-size: 1rem;
  color: var(--ivory);
}

.process-step p {
  color: var(--ivory-dim);
  font-size: 0.88rem;
  margin: 0;
}

/* ---------- Products ---------- */
.product {
  background: transparent;
  border-radius: 0;
  padding: 0;
  margin-bottom: 3.5rem;
  border: none;
  box-shadow: none;
}

.product:last-child {
  margin-bottom: 0;
}

.product h3 {
  color: var(--ivory);
  margin-top: 0;
  font-size: 1.5rem;
}

.tagline {
  color: var(--ivory-dim);
}

.cert-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--gold-soft);
  border: 1px solid var(--gold);
  border-radius: 2px;
  padding: 0.45rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 600;
  margin: 0.6rem 0;
}

.cert-note {
  font-size: 0.82rem;
  color: var(--stone);
  margin: 0.25rem 0 0.75rem;
}

.coming-soon-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: transparent;
  color: var(--gold-soft);
  border: 1px solid var(--hair);
  border-radius: 2px;
  padding: 0.4rem 0.9rem;
  font-size: 0.8rem;
  font-weight: 600;
  margin: 0.5rem 0;
}

.product-photo {
  width: 100%;
  height: 280px;
  object-fit: cover;
  border-radius: var(--radius);
  display: block;
  filter: saturate(0.92) contrast(1.03);
}

.photo-gallery {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.85rem;
  margin-bottom: 0.5rem;
}

.photo-gallery .product-photo {
  height: 220px;
}

.photo-note {
  font-size: 0.78rem;
  color: var(--stone);
  font-style: italic;
  margin: 0.4rem 0 1.25rem;
}

.photo-note a {
  color: var(--stone);
}

.price-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.25rem;
  font-variant-numeric: tabular-nums;
}

.price-table th,
.price-table td {
  text-align: left;
  padding: 0.85rem 0.5rem;
  border-bottom: 1px solid var(--hair);
}

.price-table th {
  color: var(--stone);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}

.price-table td:last-child {
  color: var(--gold-soft);
  font-family: Cambria, Georgia, serif;
  font-size: 1.05rem;
  text-align: right;
}

/* ---------- Export / wholesale ---------- */
.export-section {
  background: var(--ink-2);
  border: 1px solid var(--hair);
  border-radius: var(--radius);
  padding: 3rem 2.5rem;
}

.export-section .section-heading h2,
.export-section .section-heading .eyebrow {
  color: var(--ivory);
}

.export-section .section-heading p {
  color: var(--ivory-dim);
}

.export-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.75rem;
  margin-bottom: 2rem;
}

.export-card {
  background: transparent;
  border: none;
  border-left: 2px solid var(--gold);
  border-radius: 0;
  padding: 0 0 0 1.25rem;
}

.export-card h3 {
  font-size: 1.02rem;
  margin-bottom: 0.5rem;
  color: var(--ivory);
  font-family: Cambria, Georgia, serif;
  font-weight: 400;
}

.export-card p {
  font-size: 0.9rem;
  color: var(--ivory-dim);
  margin: 0;
}

.export-card.not-available {
  border-left-color: var(--stone);
  opacity: 0.75;
}

.export-contact {
  text-align: center;
}

.export-contact .btn-outline {
  border-color: rgba(243, 234, 217, 0.4);
}

/* ---------- Contact ---------- */
.lien-he {
  background: transparent;
  border-radius: 0;
  padding: 0;
  border: none;
  text-align: center;
}

.lien-he ul {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  color: var(--ivory-dim);
}

/* ---------- Footer ---------- */
footer {
  border-top: 1px solid var(--hair);
  text-align: center;
  padding: 2.5rem 1.25rem;
  color: var(--stone);
  font-size: 0.8rem;
}