/* ─── 玥見法式甜點 · Design System ─────────────────────────────── */

:root {
  --c-cream:    #FAF6F0;
  --c-ivory:    #F2EBE0;
  --c-gold:     #C9A96E;
  --c-gold-lt:  #E8D5B0;
  --c-choco:    #2C1810;
  --c-brown:    #5C3D2E;
  --c-warm:     #8B6247;
  --c-sage:     #8A9E8C;
  --c-blush:    #E8C4B8;
  --c-light:    #E8DDD3;
  --c-white:    #FFFFFF;

  --ff-cn:    'Noto Serif TC', 'Noto Serif', Georgia, serif;
  --ff-en:    'Cormorant Garamond', 'EB Garamond', Georgia, serif;
  --ff-body:  'Outfit', 'Noto Sans TC', sans-serif;

  --nav-h: 72px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 12px rgba(44,24,16,0.06);
  --shadow-md: 0 8px 32px rgba(44,24,16,0.10);
  --shadow-lg: 0 20px 60px rgba(44,24,16,0.14);

  --ease-out: cubic-bezier(0.22,1,0.36,1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--ff-body);
  background: var(--c-cream);
  color: var(--c-choco);
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; font-family: inherit; }

/* ── Typography ── */
.section-label {
  font-family: var(--ff-en);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 12px;
  display: block;
}
.section-title {
  font-family: var(--ff-cn);
  font-size: clamp(28px, 4vw, 52px);
  font-weight: 700;
  line-height: 1.3;
  color: var(--c-choco);
  margin-bottom: 20px;
}
.section-body {
  font-size: 15px;
  line-height: 1.9;
  color: var(--c-warm);
}

/* ── Buttons ── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--c-choco);
  color: var(--c-cream);
  font-family: var(--ff-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: none;
  border-radius: 2px;
  transition: background 0.25s, transform 0.2s;
}
.btn-primary:hover { background: var(--c-brown); transform: translateY(-1px); }

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 30px;
  background: transparent;
  color: var(--c-choco);
  font-family: var(--ff-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: 1px solid var(--c-choco);
  border-radius: 2px;
  transition: all 0.25s;
}
.btn-outline:hover { background: var(--c-choco); color: var(--c-cream); }

.btn-gold {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 32px;
  background: var(--c-gold);
  color: var(--c-white);
  font-family: var(--ff-en);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  border: none;
  border-radius: 2px;
  transition: background 0.25s, transform 0.2s;
}
.btn-gold:hover { background: var(--c-brown); transform: translateY(-1px); }

/* ── Nav ── */
.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  transition: background 0.35s var(--ease-out), box-shadow 0.35s;
}
.site-nav.scrolled {
  background: rgba(250,246,240,0.96);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--c-light);
}
.nav-inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 6vw;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo img { height: 40px; width: auto; }
.nav-logo .logo-dark { display: none; }
.site-nav.scrolled .nav-logo .logo-light { display: none; }
.site-nav.scrolled .nav-logo .logo-dark { display: inline-block; }
.nav-links {
  display: flex;
  list-style: none;
  gap: 40px;
  align-items: center;
}
.nav-link {
  font-family: var(--ff-en);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-cream);
  transition: color 0.2s, opacity 0.2s;
  position: relative;
}
.site-nav.scrolled .nav-link { color: var(--c-choco); }
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0; right: 0;
  height: 1px;
  background: var(--c-gold);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.nav-link:hover::after { transform: scaleX(1); }
.nav-cta {
  font-family: var(--ff-en);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 10px 22px;
  border: 1px solid rgba(245,240,232,0.6);
  color: var(--c-cream);
  border-radius: 2px;
  transition: all 0.25s;
}
.site-nav.scrolled .nav-cta { border-color: var(--c-choco); color: var(--c-choco); }
.nav-cta:hover { background: var(--c-gold); border-color: var(--c-gold); color: white; }

/* hamburger */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px; height: 1.5px;
  background: var(--c-cream);
  transition: background 0.2s;
}
.site-nav.scrolled .nav-hamburger span { background: var(--c-choco); }
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--nav-h); left: 0; right: 0;
    background: var(--c-cream);
    padding: 24px 6vw 32px;
    gap: 20px;
    box-shadow: var(--shadow-md);
  }
  .nav-links.open .nav-link { color: var(--c-choco); }
}

/* ── Gold divider ── */
.gold-rule {
  width: 48px;
  height: 1px;
  background: var(--c-gold);
  margin: 20px 0 28px;
}
.gold-rule.center { margin: 20px auto 28px; }

/* ── Scroll Reveal ── */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s var(--ease-out), transform 0.75s var(--ease-out);
}
.reveal.visible { opacity: 1; transform: none; }
.reveal-delay-1 { transition-delay: 0.12s; }
.reveal-delay-2 { transition-delay: 0.24s; }
.reveal-delay-3 { transition-delay: 0.36s; }

/* ── Footer ── */
.site-footer {
  background: var(--c-choco);
  color: var(--c-cream);
  padding: 64px 6vw 32px;
}
.footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.8fr 1fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(245,240,232,0.1);
}
.footer-brand img { height: 36px; width: auto; margin-bottom: 16px; filter: brightness(0) invert(1); }
.footer-brand p {
  font-size: 13px;
  line-height: 1.8;
  color: rgba(250,246,240,0.55);
  max-width: 260px;
}
.footer-col h4 {
  font-family: var(--ff-en);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--c-gold);
  margin-bottom: 16px;
}
.footer-col a {
  display: block;
  font-size: 13px;
  color: rgba(250,246,240,0.6);
  margin-bottom: 10px;
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--c-cream); }
.footer-bottom {
  max-width: 1400px;
  margin: 0 auto;
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 12px;
  color: rgba(250,246,240,0.35);
  font-family: var(--ff-en);
  letter-spacing: 0.05em;
}
@media (max-width: 900px) {
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1/-1; }
}
@media (max-width: 600px) {
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
}