/* ── CSS Variables ── */
:root {
  --cream:      #F5F0E8;
  --brown-dark: #2C1A0E;          /* body text — warm dark brown */
  --brown-mid:  #5C3D2E;          /* muted text */
  --gold:       #C9A84C;          /* brand primary */
  --gold-dark:  #A07830;
  --gold-light: #E8D5A0;
  --gold-soft:  #C9A97A;          /* champagne — italic taglines */
  --dark:       #1A1A1A;
  --dark-rgb:   26, 26, 26;
  --dark-soft:  #2C2C2C;
  --white:      #FFFFFF;
  --light:      #FAF7F2;
  --footer-bg:  #2C1A0E;
  --text-muted: #888888;
  --text-subtle: #5C3D2E;

  --font-th:    'Noto Serif Thai', serif;
  --font-en:    'Playfair Display', Georgia, serif;
  --font-body:  'Lato', sans-serif;

  --section-pad: clamp(4rem, 8vw, 6rem);
  --container:   1400px;
  --radius:      4px;
  --radius-img:  16px;
  --shadow-img:  0 4px 32px rgba(44,26,14,0.12);
  --shadow-img-dark: 0 4px 32px rgba(0,0,0,0.45);
  --transition:  0.35s ease;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background-color: var(--cream);
  color: var(--brown-dark);
  line-height: 1.8;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; height: auto; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
sup { font-size: 0.6em; vertical-align: super; }

/* ── Accessibility ── */
.skip-link {
  position: absolute;
  top: 0;
  left: 0;
  padding: 0.75rem 1.5rem;
  background: var(--gold-dark);
  color: var(--white);
  font-family: var(--font-th);
  font-size: 0.9rem;
  z-index: 999;
  transform: translateY(-100%);
  transition: transform 0.2s ease;
}
.skip-link:focus { transform: translateY(0); }

/* ── Container ── */
.container {
  width: min(var(--container), 100% - 2rem);
  margin-inline: auto;
}

/* ── Typography helpers ── */
.eyebrow {
  font-family: var(--font-en);
  font-weight: 400;
  font-size: 0.85rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--gold);
  display: block;
  margin-bottom: 0.75rem;
}
.section-title-th {
  font-family: var(--font-th);
  font-weight: 700;
  font-size: clamp(1.6rem, 4vw, 2.8rem);
  line-height: 1.35;
  color: var(--brown-dark);
}
.section-title-en {
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 400;
  font-size: clamp(1rem, 2.4vw, 1.5rem);
  color: var(--gold-soft);
  letter-spacing: 0.06em;
  margin-top: 0.5rem;
  display: block;
}
.gold-divider {
  width: 48px;
  height: 2px;
  background: var(--gold);
  border: none;
  margin: 1.25rem 0;
}
.gold-divider--center { margin-inline: auto; }

/* ── Scroll fade-in (JS adds .visible) ── */
.fade-up {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}
.fade-up--delay-1 { transition-delay: 0.1s; }
.fade-up--delay-2 { transition-delay: 0.2s; }
.fade-up--delay-3 { transition-delay: 0.3s; }

/* ── Reduced motion ── */
@media (prefers-reduced-motion: reduce) {
  .fade-up {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html { scroll-behavior: auto; }
}

/* ── Navigation ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem 2rem;
  transition: background var(--transition), box-shadow var(--transition);
}
.nav.scrolled {
  background: rgba(245, 240, 232, 0.96);
  backdrop-filter: blur(8px);
  box-shadow: 0 1px 0 rgba(201, 168, 76, 0.3);
}
.nav__container {
  max-width: var(--container);
  margin-inline: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: var(--font-en);
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.04em;
}
.nav:not(.scrolled) .nav__logo { color: var(--brown-dark); }
.nav.scrolled .nav__logo { color: var(--brown-dark); }
.nav__links {
  display: flex;
  gap: 2.25rem;
  align-items: center;
}
.nav__links a {
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: color var(--transition);
}
.nav:not(.scrolled) .nav__links a { color: var(--brown-dark); }
.nav.scrolled .nav__links a { color: var(--brown-dark); }
.nav__links a:hover { color: var(--gold); }
.nav__links .nav__cta {
  border: 1px solid var(--gold);
  padding: 0.4rem 1.1rem;
  border-radius: var(--radius);
  color: var(--gold);
  transition: background var(--transition), color var(--transition);
}
.nav__links .nav__cta:hover {
  background: var(--gold);
  color: var(--white);
}
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav__hamburger span {
  display: block;
  width: 24px;
  height: 1.5px;
  transition: transform var(--transition), opacity var(--transition);
}
.nav:not(.scrolled) .nav__hamburger span { background: var(--brown-dark); }
.nav.scrolled .nav__hamburger span { background: var(--brown-dark); }
.nav__hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
@media (max-width: 768px) {
  .nav__hamburger { display: flex; }
  .nav__links {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--brown-dark);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    z-index: 101;
  }
  .nav__links.open { display: flex; }
  .nav__links a { font-size: 1.1rem; color: var(--cream) !important; }
}

/* ── Hero ── */
.hero {
  background: var(--cream);
  padding: 110px 1.5rem var(--section-pad);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}
.hero__img {
  width: 100%;
  max-width: var(--container);
  height: auto;
  display: block;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow-img);
}
.hero__cta { text-align: center; }
.hero__btn {
  display: inline-block;
  padding: 0.85rem 2.4rem;
  border: 1px solid var(--gold);
  color: var(--gold-dark);
  font-family: var(--font-body);
  font-weight: 400;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: background var(--transition), color var(--transition);
}
.hero__btn:hover {
  background: var(--gold);
  color: var(--white);
}

/* ── Awards ── */
.awards {
  background: var(--dark);
  color: var(--white);
  text-align: center;
  padding: var(--section-pad) 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}
.awards__top {
  width: 100%;
  max-width: var(--container);
}
.awards__main-img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow-img-dark);
}
.awards__content {
  max-width: 760px;
}
.awards .section-title-th { color: var(--white); }
.awards__body {
  font-family: var(--font-th);
  font-weight: 400;
  font-size: 1rem;
  color: rgba(255,255,255,0.8);
  line-height: 2;
  margin-bottom: 2.5rem;
}
.awards__certs {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem;
  max-width: 1040px;
  margin-inline: auto;
  align-items: start;
}
.awards__cert {
  margin: 0;
  background: var(--dark-soft);
  padding: 0.9rem 0.9rem 1.2rem;
  border: 1px solid rgba(201,168,76,0.35);
  border-radius: var(--radius);
  box-shadow: 0 12px 32px rgba(0,0,0,0.45);
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}
.awards__cert img {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 2px;
}
.awards__cert figcaption {
  margin-top: 0.9rem;
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 400;
  font-size: 0.92rem;
  letter-spacing: 0.04em;
  color: var(--gold-soft);
  text-align: center;
}
.awards__cert:hover {
  transform: translateY(-6px);
  border-color: var(--gold);
  box-shadow: 0 18px 40px rgba(0,0,0,0.55);
}
.awards__cert--medal { align-self: center; }
.awards__cert--banner {
  grid-column: 1 / -1;
  max-width: 900px;
  margin-inline: auto;
  width: 100%;
}
@media (max-width: 640px) {
  .awards__certs {
    grid-template-columns: 1fr;
    max-width: 420px;
    gap: 1.5rem;
  }
  .awards__cert--banner { grid-column: 1; }
}

/* ── Origin Story ── */
.origin {
  background: var(--cream);
  padding: var(--section-pad) 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}
.origin__img {
  width: 100%;
  max-width: var(--container);
  height: auto;
  display: block;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow-img);
}
.origin__text {
  text-align: center;
  max-width: 720px;
}
.origin__body {
  font-family: var(--font-th);
  font-weight: 400;
  font-size: 1rem;
  color: var(--brown-mid);
  line-height: 1.9;
  margin-top: 0.5rem;
}

/* ── Ingredients ── */
.ingredients {
  background: var(--white);
  padding: var(--section-pad) 1rem;
}
.ingredients__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.ingredients__visual img,
.health__visual img,
.philosophy__visual img {
  border-radius: var(--radius-img);
  box-shadow: var(--shadow-img);
}
.ingredients__items {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin: 1.5rem 0;
}
.ingredients__item {
  border-left: 2px solid var(--gold);
  padding-left: 1.2rem;
}
.ingredients__pct {
  display: block;
  font-family: var(--font-en);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--gold-dark);
  line-height: 1;
}
.ingredients__name {
  display: block;
  font-family: var(--font-th);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--brown-dark);
  margin-top: 0.3rem;
}
.ingredients__en {
  display: block;
  font-family: var(--font-en);
  font-style: italic;
  font-weight: 400;
  font-size: 0.95rem;
  color: var(--gold-soft);
  margin-top: 0.1rem;
}
.ingredients__note {
  font-family: var(--font-th);
  font-size: 0.92rem;
  font-weight: 400;
  color: var(--brown-mid);
  line-height: 1.8;
  border-top: 1px solid var(--gold-light);
  padding-top: 1rem;
}
@media (max-width: 768px) {
  .ingredients__grid { grid-template-columns: 1fr; gap: 2rem; }
  .ingredients__visual { order: -1; }
}

/* ── Health Benefits ── */
.health {
  background: var(--cream);
  padding: var(--section-pad) 1rem;
}
.health__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.health__benefits {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-top: 1.5rem;
}
.health__benefit {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  padding: 1rem 1.2rem;
  background: var(--white);
  border-radius: var(--radius);
  border-left: 3px solid var(--gold);
}
.health__icon {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--gold);
}
.health__benefit strong {
  display: block;
  font-family: var(--font-th);
  font-weight: 600;
  font-size: 1rem;
  color: var(--brown-dark);
}
.health__benefit span {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--gold-soft);
  font-weight: 400;
}
@media (max-width: 768px) {
  .health__grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ── Cooking Uses ── */
.cooking {
  background: var(--dark);
  padding: var(--section-pad) 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}
.cooking__img {
  width: 100%;
  max-width: var(--container);
  height: auto;
  display: block;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow-img-dark);
}
.cooking__text {
  text-align: center;
  max-width: 760px;
  color: var(--white);
}
.cooking__text .section-title-th { color: var(--white); }
.cooking__text .section-title-en { color: var(--gold-soft); }
.cooking__methods {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 2rem;
}
.cooking__method {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  min-width: 80px;
  text-align: center;
}
.cooking__method span { font-size: 2rem; }
.cooking__method strong {
  font-family: var(--font-th);
  color: var(--white);
  font-size: 1rem;
  font-weight: 600;
}
.cooking__method em {
  font-family: var(--font-en);
  font-style: italic;
  color: var(--gold-soft);
  font-size: 0.85rem;
  font-weight: 400;
  letter-spacing: 0.05em;
}
@media (max-width: 640px) {
  .cooking__methods { gap: 1.2rem; }
  .cooking__method { min-width: 60px; }
}

/* ── Comparison ── */
.comparison {
  background: var(--light);
  padding: var(--section-pad) 1rem;
  text-align: center;
}
.comparison__header { margin-bottom: 3rem; }
.comparison__img-wrap {
  max-width: 900px;
  margin-inline: auto;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 4px 40px rgba(0,0,0,0.08);
}
.comparison__img-wrap img { width: 100%; }

/* ── Brand Philosophy ── */
.philosophy {
  background: var(--white);
  padding: var(--section-pad) 1rem;
}
.philosophy__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.philosophy__pillars {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin-top: 1.5rem;
}
.philosophy__pillars li {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}
.philosophy__num {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 600;
  color: var(--gold);
  line-height: 1;
  flex-shrink: 0;
  width: 2.5rem;
}
.philosophy__pillars strong {
  display: block;
  font-family: var(--font-th);
  font-weight: 600;
  font-size: 1rem;
  color: var(--brown-dark);
}
.philosophy__pillars em {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--gold-soft);
  font-weight: 400;
}
@media (max-width: 768px) {
  .philosophy__grid { grid-template-columns: 1fr; gap: 2rem; }
}

/* ── Contact / CTA ── */
.contact {
  background: var(--dark);
  padding: var(--section-pad) 1.5rem;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2.5rem;
}
.contact__img {
  width: 100%;
  max-width: var(--container);
  height: auto;
  display: block;
  border-radius: var(--radius-img);
  box-shadow: var(--shadow-img-dark);
}
.contact__text {
  text-align: center;
  max-width: 760px;
  color: var(--white);
}
.contact__text .section-title-th { color: var(--white); }
.contact__text .section-title-en { color: var(--gold-soft); }
.contact__badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
}
.contact__badge {
  padding: 0.4rem 1rem;
  border: 1px solid rgba(201,168,76,0.6);
  border-radius: 99px;
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--gold-soft);
  letter-spacing: 0.05em;
}
.contact__btns {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}
.contact__btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.9rem 2.2rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  transition: transform var(--transition), box-shadow var(--transition);
}
.contact__btn:hover { transform: scale(1.03); box-shadow: 0 4px 20px rgba(0,0,0,0.3); }
.contact__btn--line {
  background: #06C755;
  color: var(--white);
}
.contact__btn--web {
  background: transparent;
  border: 1px solid var(--gold);
  color: var(--gold);
}

/* ── Footer ── */
.footer {
  background: var(--footer-bg);
  color: rgba(255,255,255,0.6);
  padding: 3.5rem 1rem;
  text-align: center;
}
.footer__container {
  max-width: var(--container);
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.6rem;
}
.footer__logo {
  font-family: var(--font-en);
  font-size: 1.5rem;
  color: var(--gold);
  font-weight: 600;
  letter-spacing: 0.06em;
}
.footer__company {
  font-family: var(--font-th);
  font-size: 0.9rem;
  font-weight: 400;
  color: rgba(255,255,255,0.75);
}
.footer__links {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
  margin-top: 0.5rem;
}
.footer__links a {
  font-family: var(--font-en);
  font-style: italic;
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--gold-soft);
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.footer__links a:hover { color: var(--gold-light); }
.footer__copy {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 300;
  margin-top: 0.75rem;
  color: rgba(255,255,255,0.4);
  letter-spacing: 0.04em;
}

/* ── Responsive Polish ── */

/* Ensure sections never overflow on narrow screens */
section { overflow-x: hidden; }

/* Tablet: 640–1024px */
@media (max-width: 1024px) {
  :root { --section-pad: clamp(3rem, 6vw, 5rem); }
  .nav__links { gap: 1.5rem; }
}

/* Mobile: < 640px */
@media (max-width: 640px) {
  .section-title-th { font-size: clamp(1.5rem, 7vw, 2.2rem); }
  .contact__btns { flex-direction: column; align-items: center; }
  .contact__btn { width: 100%; max-width: 300px; justify-content: center; }
  .cooking__method { min-width: 54px; }
}