/* ============================================
   GV Bikes — Stylesheet
   ============================================ */

:root {
  --purple-deep: #3D2670;
  --purple-mid: #2E1C58;
  --purple-darker: #241547;
  --purple-darkest: #180D32;
  --teal: #3FA9BC;
  --teal-bright: #5CC4D6;
  --teal-dark: #2B7F8D;
  --gold: #D4A954;
  --gold-bright: #E8C072;
  --gold-glow: #F4D88A;
  --cream: #F8F6F0;
  --cream-dark: #ECE6D7;
  --ink: #0F0823;
  --ink-soft: #2A1F4A;
  --white: #FFFFFF;
  --whatsapp: #25D366;
  --whatsapp-dark: #1EBE5A;

  --font-serif: 'Fraunces', Georgia, serif;
  --font-sans: 'Public Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --max-width: 1280px;
  --section-pad: 120px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--purple-deep);
  color: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

a { color: inherit; text-decoration: none; }

/* ============================================
   HEADER
   ============================================ */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 48px;
  background: rgba(36, 21, 71, 0.55);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: padding 0.3s ease, background 0.3s ease;
}

header.scrolled {
  padding: 12px 48px;
  background: rgba(24, 13, 50, 0.85);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand img {
  height: 48px;
  width: auto;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.25));
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.brand-text .name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: 0.02em;
  color: var(--gold-bright);
  text-shadow: 0 1px 12px rgba(232, 192, 114, 0.25);
}

.brand-text .tagline {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
  font-weight: 500;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 36px;
}

nav a {
  color: rgba(255,255,255,0.85);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  transition: color 0.25s ease;
  position: relative;
  padding: 4px 0;
}
nav a:hover { color: var(--white); }
nav a::after {
  content: '';
  position: absolute;
  left: 0; bottom: -2px;
  width: 0;
  height: 1px;
  background: var(--gold);
  transition: width 0.3s ease;
}
nav a:hover::after { width: 100%; }

.header-right {
  display: flex;
  align-items: center;
  gap: 24px;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 6px 4px 10px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 24px;
  font-size: 13px;
  transition: border-color 0.2s ease;
}
.lang-switch:hover {
  border-color: rgba(255,255,255,0.25);
}
.lang-switch .globe {
  width: 14px;
  height: 14px;
  color: rgba(255,255,255,0.55);
  flex-shrink: 0;
  margin-right: 2px;
}
.lang-switch button {
  background: transparent;
  border: none;
  color: rgba(255,255,255,0.6);
  font: inherit;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  padding: 6px 12px;
  border-radius: 16px;
  transition: all 0.2s ease;
}
.lang-switch button.active {
  background: var(--gold-bright);
  color: var(--purple-darkest);
  box-shadow: 0 2px 8px rgba(232,192,114,0.25);
}
.lang-switch button:not(.active):hover {
  color: var(--white);
  background: rgba(255,255,255,0.06);
}
.lang-switch .divider {
  display: none;
}

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--whatsapp);
  color: var(--white);
  border-radius: 4px;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.02em;
  transition: all 0.25s ease;
  border: 1px solid var(--whatsapp);
  box-shadow: 0 4px 14px rgba(37,211,102,0.25);
}
.whatsapp-btn:hover {
  background: var(--whatsapp-dark);
  border-color: var(--whatsapp-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 18px rgba(37,211,102,0.35);
}
.whatsapp-btn svg { width: 16px; height: 16px; }

.menu-toggle {
  display: none;
  background: none;
  border: none;
  width: 32px; height: 32px;
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  padding: 0;
}
.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--white);
  transition: all 0.3s ease;
}
.menu-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================
   HERO
   ============================================ */
.hero {
  min-height: 100vh;
  position: relative;
  display: flex;
  align-items: center;
  padding: 140px 48px 80px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 55% at 78% 35%, rgba(92,196,214,0.35) 0%, transparent 60%),
    radial-gradient(ellipse 70% 55% at 18% 25%, rgba(244,216,138,0.18) 0%, transparent 65%),
    radial-gradient(ellipse 60% 80% at 8% 90%, rgba(24,13,50,0.85) 0%, transparent 70%),
    linear-gradient(135deg, var(--purple-mid) 0%, var(--purple-deep) 45%, var(--purple-darker) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.hero-circle {
  position: absolute;
  right: -10%;
  top: 50%;
  transform: translateY(-50%);
  width: 780px;
  height: 780px;
  border: 1px solid rgba(63,169,188,0.25);
  border-radius: 50%;
  pointer-events: none;
}
.hero-circle::before {
  content: '';
  position: absolute;
  inset: 80px;
  border: 1px solid rgba(63,169,188,0.15);
  border-radius: 50%;
}
.hero-circle::after {
  content: '';
  position: absolute;
  inset: 160px;
  border: 1px solid rgba(212,169,84,0.2);
  border-radius: 50%;
}

.hero-watermark {
  position: absolute;
  right: -8%;
  top: 50%;
  transform: translateY(-50%);
  width: 720px;
  opacity: 0.10;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 760px;
  margin: 0 auto;
  width: 100%;
}

@media (min-width: 1280px) {
  .hero-content { margin-left: max(48px, calc((100vw - 1280px)/2 + 48px)); }
}

.eyebrow, .section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 28px;
}
.eyebrow::before, .section-eyebrow::before {
  content: '';
  width: 40px;
  height: 1px;
  background: var(--teal);
}

h1 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(48px, 7.2vw, 104px);
  line-height: 0.96;
  letter-spacing: -0.035em;
  margin-bottom: 32px;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.3s forwards;
}
h1 .line-1 {
  display: block;
  font-weight: 800;
  color: var(--white);
}
h1 .line-2 {
  display: block;
  font-style: italic;
  font-weight: 300;
  color: rgba(255,255,255,0.85);
  margin-top: 4px;
  font-size: 0.7em;
  margin-left: 8%;
}
h1 .gv-mark {
  font-family: var(--font-serif);
  font-weight: 800;
  font-style: italic;
  color: transparent;
  background: linear-gradient(135deg, var(--gold-glow) 0%, var(--gold-bright) 50%, var(--gold) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  position: relative;
  display: inline-block;
  padding: 0 0.05em;
  text-shadow: 0 4px 24px rgba(232, 192, 114, 0.3);
}

.hero-sub {
  font-size: 19px;
  line-height: 1.65;
  color: rgba(255,255,255,0.78);
  max-width: 560px;
  margin-bottom: 44px;
  font-weight: 300;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.5s forwards;
}
.hero-sub strong {
  color: var(--white);
  font-weight: 500;
}
.hero-sub strong:first-of-type {
  font-family: var(--font-serif);
  font-weight: 700;
  font-style: italic;
  font-size: 1.1em;
  color: var(--gold-bright);
}
.hero-sub .num {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.15em;
  color: var(--teal-bright);
  font-style: italic;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 64px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.7s forwards;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 16px 28px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: 3px;
  transition: all 0.3s ease;
  cursor: pointer;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold-bright);
  color: var(--purple-darkest);
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(232,192,114,0.3);
}
.btn-primary:hover {
  background: var(--gold-glow);
  color: var(--purple-darkest);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(232,192,114,0.45);
}
.btn-ghost {
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.25);
  background: transparent;
}
.btn-ghost:hover {
  border-color: var(--teal-bright);
  color: var(--teal-bright);
  transform: translateY(-2px);
}
.btn svg { width: 14px; height: 14px; transition: transform 0.3s ease; }
.btn:hover svg { transform: translateX(3px); }

.hero-stats {
  display: flex;
  gap: 48px;
  padding-top: 36px;
  border-top: 1px solid rgba(255,255,255,0.1);
  max-width: 660px;
  flex-wrap: wrap;
  opacity: 0;
  animation: fadeUp 0.9s ease 0.9s forwards;
}
.stat { flex: 1; min-width: 110px; }
.stat-number {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 52px;
  line-height: 1;
  margin-bottom: 10px;
  letter-spacing: -0.04em;
  background: linear-gradient(180deg, var(--white) 0%, var(--gold-bright) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.stat-number .unit {
  color: var(--teal-bright);
  font-size: 32px;
  margin-left: 2px;
  -webkit-text-fill-color: var(--teal-bright);
}
.stat-label {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ============================================
   SHARED SECTION STYLING
   ============================================ */
.section-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--section-pad) 48px;
}

h2 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: clamp(36px, 5vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  margin-bottom: 24px;
  max-width: 18ch;
}
h2 em {
  font-style: italic;
  font-weight: 300;
  color: var(--gold-bright);
}
h2 .accent {
  color: var(--teal-bright);
  font-style: italic;
  font-weight: 400;
}

h3 {
  font-family: var(--font-serif);
  font-weight: 600;
  font-size: 22px;
  letter-spacing: -0.01em;
  margin-bottom: 12px;
}

.section-intro {
  font-size: 18px;
  color: rgba(255,255,255,0.7);
  max-width: 600px;
  margin-bottom: 56px;
  font-weight: 300;
  line-height: 1.6;
}

/* ============================================
   ABOUT
   ============================================ */
.about {
  background: linear-gradient(180deg, var(--purple-darker) 0%, var(--purple-darkest) 100%);
  position: relative;
}

.about::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(212,169,84,0.3), transparent);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 80px;
  margin-top: 32px;
}

.about-text p {
  font-size: 17px;
  line-height: 1.75;
  color: rgba(255,255,255,0.78);
  margin-bottom: 24px;
  font-weight: 300;
}
.about-text p strong {
  color: var(--gold-bright);
  font-family: var(--font-serif);
  font-style: italic;
  font-weight: 700;
  font-size: 1.05em;
}
.about-text p em {
  font-style: italic;
  color: var(--teal-bright);
  font-weight: 400;
}

.about-pillars {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.pillar {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  padding: 24px;
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 8px;
  transition: all 0.3s ease;
}
.pillar:hover {
  background: rgba(255,255,255,0.045);
  border-color: rgba(212,169,84,0.2);
  transform: translateX(4px);
}

.pillar-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(63,169,188,0.15);
  border: 1px solid rgba(63,169,188,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal-bright);
}
.pillar-icon svg { width: 22px; height: 22px; }

.pillar-content h3 {
  color: var(--white);
  font-size: 17px;
  margin-bottom: 6px;
}
.pillar-content p {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  line-height: 1.55;
  font-weight: 300;
}

/* ============================================
   RANGE
   ============================================ */
.range {
  background: linear-gradient(180deg, var(--purple-darkest) 0%, var(--purple-darker) 50%, var(--purple-mid) 100%);
}

.filter-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.filter-chip {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.75);
  padding: 10px 20px;
  border-radius: 24px;
  font: inherit;
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.filter-chip:hover {
  background: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.25);
  color: var(--white);
}
.filter-chip.active {
  background: var(--gold);
  border-color: var(--gold);
  color: var(--purple-darkest);
  font-weight: 600;
}
.filter-chip .count {
  font-size: 11px;
  opacity: 0.7;
  font-weight: 400;
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.product-card {
  background: var(--cream);
  border-radius: 8px;
  overflow: hidden;
  transition: all 0.3s ease;
  cursor: pointer;
  position: relative;
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 40px rgba(0,0,0,0.35);
}

.product-image {
  aspect-ratio: 3/2;
  background: var(--white);
  overflow: hidden;
  position: relative;
}
.product-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  transition: transform 0.5s ease;
}
.product-card:hover .product-image img {
  transform: scale(1.05);
}

.product-info {
  padding: 18px 20px 20px;
  background: var(--cream);
  color: var(--ink);
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.product-name {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 18px;
  line-height: 1.2;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.product-sizes {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--teal-dark);
  text-transform: uppercase;
}

.product-colors {
  display: flex;
  gap: 6px;
  align-items: center;
  margin-top: auto;
}

.color-dot {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.12);
  box-shadow: inset 0 1px 2px rgba(0,0,0,0.08);
  cursor: help;
  position: relative;
}

.color-dot.composite {
  background-image: linear-gradient(135deg, var(--c1) 50%, var(--c2) 50%) !important;
}

.color-count-text {
  font-size: 11px;
  color: var(--ink-soft);
  font-weight: 500;
  letter-spacing: 0.05em;
  margin-left: 6px;
  opacity: 0.65;
}

/* ============================================
   WHY
   ============================================ */
.why {
  background:
    radial-gradient(ellipse 60% 50% at 80% 30%, rgba(63,169,188,0.18) 0%, transparent 60%),
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(212,169,84,0.12) 0%, transparent 60%),
    linear-gradient(180deg, var(--purple-mid) 0%, var(--purple-deep) 100%);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 28px;
  margin-top: 32px;
}

.why-card {
  padding: 36px 32px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
}
.why-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--teal-bright), var(--gold-bright));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.why-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(212,169,84,0.25);
  transform: translateY(-4px);
}
.why-card:hover::before { transform: scaleX(1); }

.why-num {
  font-family: var(--font-serif);
  font-weight: 700;
  font-style: italic;
  font-size: 56px;
  line-height: 1;
  background: linear-gradient(135deg, var(--gold-glow), var(--gold));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 16px;
  opacity: 0.9;
}

.why-card h3 {
  color: var(--white);
  font-size: 20px;
  margin-bottom: 10px;
}

.why-card p {
  font-size: 15px;
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
  font-weight: 300;
}

/* ============================================
   CONTACT
   ============================================ */
.contact {
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(37,211,102,0.15) 0%, transparent 70%),
    linear-gradient(180deg, var(--purple-deep) 0%, var(--purple-darkest) 100%);
}

.contact-inner {
  text-align: center;
  max-width: 900px;
}

.contact-inner .section-eyebrow {
  margin-left: auto;
  margin-right: auto;
  justify-content: center;
}

.contact-inner h2 {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.contact-intro {
  font-size: 18px;
  color: rgba(255,255,255,0.75);
  max-width: 600px;
  margin: 0 auto 56px;
  font-weight: 300;
  line-height: 1.6;
}

.whatsapp-mega {
  display: inline-flex;
  align-items: center;
  gap: 24px;
  padding: 24px 36px 24px 28px;
  background: var(--whatsapp);
  color: var(--white);
  border-radius: 12px;
  margin-bottom: 80px;
  transition: all 0.3s ease;
  text-align: left;
  box-shadow: 0 16px 40px rgba(37,211,102,0.25);
}
.whatsapp-mega:hover {
  background: var(--whatsapp-dark);
  transform: translateY(-3px);
  box-shadow: 0 20px 48px rgba(37,211,102,0.35);
}
.whatsapp-mega .wa-icon {
  width: 56px;
  height: 56px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.whatsapp-mega .wa-icon svg {
  width: 28px;
  height: 28px;
}
.whatsapp-mega .wa-content {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.whatsapp-mega .wa-label {
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.85;
  font-weight: 500;
}
.whatsapp-mega .wa-name {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.1;
}
.whatsapp-mega .wa-number {
  font-size: 15px;
  letter-spacing: 0.04em;
  font-weight: 500;
  opacity: 0.95;
  font-variant-numeric: tabular-nums;
}
.whatsapp-mega .wa-arrow {
  margin-left: 8px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}
.whatsapp-mega .wa-arrow svg {
  width: 24px;
  height: 24px;
}
.whatsapp-mega:hover .wa-arrow { transform: translateX(6px); }

.contact-segments {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  text-align: left;
  margin-top: 0;
}

.seg {
  padding: 28px 24px;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 8px;
  transition: all 0.3s ease;
}
.seg:hover {
  background: rgba(255,255,255,0.07);
  border-color: rgba(212,169,84,0.2);
  transform: translateY(-2px);
}
.seg-icon {
  font-size: 28px;
  margin-bottom: 14px;
  line-height: 1;
}
.seg h4 {
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 17px;
  color: var(--white);
  margin-bottom: 8px;
}
.seg p {
  font-size: 14px;
  color: rgba(255,255,255,0.65);
  line-height: 1.55;
  font-weight: 300;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
  background: var(--purple-darkest);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 56px 48px 32px;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 48px;
  align-items: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}
.footer-brand img {
  height: 40px;
  filter: drop-shadow(0 2px 8px rgba(0,0,0,0.25));
}
.fb-name {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 700;
  color: var(--gold-bright);
  line-height: 1;
  margin-bottom: 4px;
}
.fb-desc {
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
  font-weight: 500;
}

.footer-links {
  display: flex;
  gap: 28px;
  justify-content: center;
}
.footer-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.6);
  letter-spacing: 0.04em;
  transition: color 0.2s;
}
.footer-links a:hover { color: var(--gold-bright); }

.footer-meta {
  text-align: right;
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  letter-spacing: 0.03em;
}
.footer-tag {
  font-style: italic;
  margin-top: 4px;
  color: var(--teal);
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* ============================================
   PRODUCT MODAL
   ============================================ */
.modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}
.modal.open {
  opacity: 1;
  pointer-events: auto;
}
.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 8, 35, 0.85);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.modal-content {
  position: relative;
  background: var(--cream);
  color: var(--ink);
  max-width: 700px;
  width: 100%;
  max-height: 90vh;
  border-radius: 12px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  transform: scale(0.95);
  transition: transform 0.3s ease;
}
.modal.open .modal-content { transform: scale(1); }

.modal-close {
  position: absolute;
  top: 12px;
  right: 16px;
  z-index: 2;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255,255,255,0.9);
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: var(--ink);
  transition: all 0.2s;
  font-family: inherit;
  line-height: 1;
}
.modal-close:hover {
  background: var(--white);
  transform: rotate(90deg);
}

#modal-image {
  width: 100%;
  aspect-ratio: 3/2;
  object-fit: contain;
  background: var(--white);
}

.modal-body {
  padding: 28px 32px 32px;
}

.modal-body h3 {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 700;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: -0.02em;
}
.modal-meta {
  font-size: 13px;
  color: var(--teal-dark);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.modal-colors-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--ink-soft);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.modal-colors {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}
.modal-color-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 12px 6px 6px;
  background: var(--white);
  border-radius: 24px;
  font-size: 13px;
  color: var(--ink);
  border: 1px solid rgba(0,0,0,0.06);
}
.modal-color-item .dot {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.12);
}

.modal-cta {
  width: 100%;
  justify-content: center;
  padding: 14px 24px;
  background: var(--whatsapp);
  color: var(--white);
}
.modal-cta:hover {
  background: var(--whatsapp-dark);
  color: var(--white);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
  .about-grid { grid-template-columns: 1fr; gap: 56px; }
  .footer-inner { grid-template-columns: 1fr; gap: 24px; text-align: center; }
  .footer-brand, .footer-meta { justify-content: center; text-align: center; }
  .footer-meta { text-align: center; }
}

@media (max-width: 768px) {
  :root { --section-pad: 64px; }

  /* === Header 重新安排 === */
  header {
    padding: 10px 16px;
    gap: 8px;
  }
  header.scrolled { padding: 8px 16px; }

  .brand img { height: 36px; }
  .brand-text .name { font-size: 18px; }
  .brand-text .tagline { font-size: 9px; letter-spacing: 0.14em; }

  /* 桌機 nav 隱藏，但語言切換要保留！ */
  nav { display: none; }
  .menu-toggle { display: flex; order: 4; }

  /* 語言切換手機版 - 縮小但保留 */
  .lang-switch {
    padding: 3px 4px 3px 8px;
    font-size: 12px;
  }
  .lang-switch .globe { width: 12px; height: 12px; }
  .lang-switch button {
    padding: 4px 9px;
    font-size: 12px;
  }

  /* WhatsApp 按鈕變成 icon-only */
  .whatsapp-btn {
    padding: 8px 10px;
    font-size: 0;
  }
  .whatsapp-btn svg { width: 18px; height: 18px; }
  .header-right { gap: 10px; }

  /* mobile menu (漢堡展開) */
  nav.mobile-open {
    display: block;
    position: fixed;
    top: 60px;
    left: 0; right: 0;
    background: var(--purple-darkest);
    padding: 20px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
    z-index: 99;
    box-shadow: 0 8px 24px rgba(0,0,0,0.3);
  }
  nav.mobile-open ul { flex-direction: column; gap: 0; }
  nav.mobile-open ul li { border-bottom: 1px solid rgba(255,255,255,0.06); }
  nav.mobile-open ul li:last-child { border-bottom: none; }
  nav.mobile-open ul a {
    display: block;
    padding: 14px 0;
    font-size: 15px;
  }

  /* === Hero 縮緊 === */
  .hero {
    padding: 90px 20px 50px;
    min-height: auto;
  }
  .hero-circle, .hero-watermark { display: none; }
  .hero-content { padding: 0; }

  .eyebrow {
    font-size: 10px;
    letter-spacing: 0.22em;
    margin-bottom: 20px;
  }
  .eyebrow::before { width: 28px; }

  /* 主標題大幅縮小，避免擠 */
  h1 {
    font-size: clamp(36px, 11vw, 52px);
    line-height: 1;
    margin-bottom: 24px;
    letter-spacing: -0.03em;
  }
  h1 .line-2 {
    margin-left: 0;
    font-size: 0.78em;
    margin-top: 6px;
  }

  .hero-sub {
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 32px;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    margin-bottom: 48px;
  }
  .btn {
    width: 100%;
    justify-content: center;
    padding: 14px 20px;
    font-size: 13px;
  }

  .hero-stats {
    gap: 18px 24px;
    padding-top: 28px;
  }
  .stat { min-width: 80px; }
  .stat-number { font-size: 36px; }
  .stat-number .unit { font-size: 22px; }
  .stat-label { font-size: 10px; letter-spacing: 0.14em; }

  /* === Sections 共用 === */
  .section-inner { padding: var(--section-pad) 20px; }
  h2 {
    font-size: clamp(28px, 7.5vw, 40px);
    line-height: 1.1;
    margin-bottom: 20px;
  }
  .section-eyebrow { font-size: 10px; letter-spacing: 0.22em; margin-bottom: 20px; }
  .section-eyebrow::before { width: 28px; }
  .section-intro { font-size: 16px; margin-bottom: 40px; }

  /* === About === */
  .about-grid { gap: 40px; }
  .about-text p { font-size: 15px; line-height: 1.7; margin-bottom: 18px; }
  .pillar { padding: 18px; gap: 14px; }
  .pillar-icon { width: 40px; height: 40px; }
  .pillar-icon svg { width: 18px; height: 18px; }
  .pillar-content h3 { font-size: 16px; }
  .pillar-content p { font-size: 13px; }

  /* === Range === */
  .filter-bar {
    margin-bottom: 32px;
    gap: 8px;
  }
  .filter-chip {
    padding: 8px 14px;
    font-size: 13px;
  }
  .product-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .product-info { padding: 12px 14px; gap: 6px; }
  .product-name { font-size: 14px; }
  .product-sizes { font-size: 10px; letter-spacing: 0.06em; }
  .color-dot { width: 12px; height: 12px; }

  /* === Why === */
  .why-grid { gap: 16px; margin-top: 24px; }
  .why-card { padding: 24px 22px; }
  .why-num { font-size: 38px; margin-bottom: 12px; }
  .why-card h3 { font-size: 17px; }
  .why-card p { font-size: 14px; }

  /* === Contact === */
  .contact-intro { font-size: 16px; margin-bottom: 40px; }
  .whatsapp-mega {
    flex-direction: row;
    gap: 14px;
    padding: 16px 18px;
    width: 100%;
    margin-bottom: 56px;
  }
  .whatsapp-mega .wa-icon { width: 42px; height: 42px; }
  .whatsapp-mega .wa-icon svg { width: 20px; height: 20px; }
  .whatsapp-mega .wa-name { font-size: 18px; }
  .whatsapp-mega .wa-number { font-size: 12px; }
  .whatsapp-mega .wa-arrow { display: none; }
  .whatsapp-mega .wa-label { font-size: 10px; }

  .contact-segments { gap: 14px; }
  .seg { padding: 22px 20px; }

  /* === Modal === */
  .modal { padding: 16px; }
  .modal-body { padding: 20px 22px 24px; }
  .modal-body h3 { font-size: 22px; }
  .modal-cta { padding: 12px 20px; font-size: 13px; }
}

@media (max-width: 480px) {
  /* 超小螢幕微調 */
  .product-name { font-size: 13px; }
  .product-sizes { font-size: 10px; }

  .hero-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
  }
  .stat { min-width: 0; }
}