/* ================================================
   BonRay Coffee Supplies — Design System CSS
   European Premium B2B Style
   ================================================ */

/* ── 1. CSS Variables ─────────────────────────── */
:root {
  /* Colors */
  --bonray-espresso:   #1a0e08;
  --bonray-roast:      #3d2314;
  --bonray-caramel:    #c07830;
  --bonray-crema:      #e8d5b7;
  --bonray-cream:      #f5f0e8;
  --bonray-latte:      #faf7f2;
  --bonray-moss:       #3d6b4f;
  --bonray-moss-light: #5a8a6b;
  --bonray-white:      #ffffff;

  /* Semantic */
  --color-primary:     var(--bonray-caramel);
  --color-primary-dk:  #a3621f;
  --color-secondary:   var(--bonray-moss);
  --color-text:        var(--bonray-espresso);
  --color-text-light:  #6b4f3a;
  --color-text-muted:  #9a7a6a;
  --color-bg:          var(--bonray-latte);
  --color-bg-alt:      var(--bonray-cream);
  --color-border:      #e0d0bc;
  --color-border-dark: #c4a882;

  /* Typography */
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono:    'JetBrains Mono', 'Courier New', monospace;

  /* Fluid type scale (clamp: min, preferred, max) */
  --text-xs:   clamp(0.70rem,  1vw, 0.75rem);
  --text-sm:   clamp(0.80rem,  1.2vw, 0.875rem);
  --text-base: clamp(0.90rem,  1.5vw, 1rem);
  --text-lg:   clamp(1.05rem,  2vw, 1.125rem);
  --text-xl:   clamp(1.20rem,  2.5vw, 1.25rem);
  --text-2xl:  clamp(1.40rem,  3vw, 1.5rem);
  --text-3xl:  clamp(1.70rem,  4vw, 2rem);
  --text-4xl:  clamp(2.20rem,  5vw, 2.75rem);
  --text-5xl:  clamp(2.80rem,  6vw, 3.75rem);

  /* Spacing */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Layout */
  --container-sm:  640px;
  --container-md:  768px;
  --container-lg:  1024px;
  --container-xl:  1280px;
  --container-2xl: 1440px;
  --container:     min(92%, var(--container-xl));

  /* Border Radius */
  --radius-sm: 4px;
  --radius:    8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs:  0 1px 2px rgba(26,14,8,0.06);
  --shadow-sm:  0 2px 8px rgba(26,14,8,0.08);
  --shadow:     0 4px 16px rgba(26,14,8,0.10);
  --shadow-md:  0 8px 30px rgba(26,14,8,0.12);
  --shadow-lg:  0 16px 48px rgba(26,14,8,0.16);

  /* Transitions */
  --ease:      cubic-bezier(0.4, 0, 0.2, 1);
  --ease-out:  cubic-bezier(0, 0, 0.2, 1);
  --ease-in:   cubic-bezier(0.4, 0, 1, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --transition: 0.3s var(--ease);

  /* Header */
  --header-h: 72px;
}

/* ── 2. Reset & Base ──────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
  overflow-x: hidden;
}

img, video { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button, input, select, textarea { font: inherit; border: none; outline: none; background: none; }
h1,h2,h3,h4,h5,h6 { font-family: var(--font-heading); line-height: 1.2; font-weight: 600; }

/* ── 3. Typography ───────────────────────────── */
h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }
h5 { font-size: var(--text-xl); }
h6 { font-size: var(--text-lg); }

.text-gradient {
  background: linear-gradient(135deg, var(--bonray-caramel), var(--bonray-moss));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ── 4. Layout ───────────────────────────────── */
.container { width: var(--container); margin-inline: auto; }
.container-sm { width: min(92%, var(--container-sm)); margin-inline: auto; }
.container-lg { width: min(92%, var(--container-lg)); margin-inline: auto; }

.section { padding-block: var(--space-16); }
.section-sm { padding-block: var(--space-10); }
.section-lg { padding-block: var(--space-24); }

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-6); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-6); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-5); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }

/* ── 5. Header / Nav ─────────────────────────── */
.site-header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  height: var(--header-h);
  background: rgba(250,247,242,0.92);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
  transition: background 0.3s var(--ease), box-shadow 0.3s var(--ease);
}
.site-header.scrolled {
  background: rgba(250,247,242,0.98);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

.brand {
  display: flex; align-items: center; gap: var(--space-3);
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--bonray-espresso);
  flex-shrink: 0;
}
.brand-logo {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--bonray-caramel), var(--bonray-roast));
  border-radius: var(--radius);
  display: grid; place-items: center;
  color: white; font-family: var(--font-heading);
  font-size: var(--text-lg); font-weight: 800;
  letter-spacing: -0.03em;
}
.brand span { color: var(--bonray-caramel); }

.main-nav { display: flex; gap: var(--space-8); align-items: center; }
.main-nav a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text-light);
  transition: color var(--transition);
  position: relative;
  letter-spacing: 0.01em;
}
.main-nav a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0; right: 0;
  height: 2px;
  background: var(--bonray-caramel);
  border-radius: 2px;
  transform: scaleX(0);
  transform-origin: center;
  transition: transform 0.3s var(--ease-out);
}
.main-nav a:hover, .main-nav a.active { color: var(--bonray-espresso); }
.main-nav a:hover::after, .main-nav a.active::after { transform: scaleX(1); }

.nav-cta {
  padding: var(--space-2) var(--space-5);
  background: var(--bonray-espresso);
  color: white !important;
  border-radius: var(--radius-full);
  font-size: var(--text-sm) !important;
  font-weight: 600 !important;
  letter-spacing: 0.02em;
  transition: background var(--transition), transform 0.2s var(--ease) !important;
}
.nav-cta:hover { background: var(--bonray-roast) !important; transform: translateY(-1px); }
.nav-cta::after { display: none !important; }

/* Mobile nav toggle */
.nav-toggle { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 6px; }
.nav-toggle span {
  width: 22px; height: 2px;
  background: var(--bonray-espresso);
  border-radius: 2px;
  transition: transform 0.3s var(--ease), opacity 0.3s;
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── 6. Buttons ───────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all 0.25s var(--ease);
  border: 2px solid transparent;
  white-space: nowrap;
  letter-spacing: 0.01em;
  line-height: 1;
}
.btn-primary {
  background: var(--bonray-caramel);
  color: white;
  border-color: var(--bonray-caramel);
}
.btn-primary:hover {
  background: var(--bonray-primary-dk, var(--bonray-caramel));
  border-color: var(--bonray-primary-dk, var(--bonray-caramel));
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(192,120,48,0.35);
}
.btn-outline {
  background: transparent;
  color: var(--bonray-espresso);
  border-color: var(--bonray-espresso);
}
.btn-outline:hover {
  background: var(--bonray-espresso);
  color: white;
  transform: translateY(-2px);
}
.btn-dark {
  background: var(--bonray-espresso);
  color: white;
  border-color: var(--bonray-espresso);
}
.btn-dark:hover {
  background: var(--bonray-roast);
  border-color: var(--bonray-roast);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-moss {
  background: var(--bonray-moss);
  color: white;
  border-color: var(--bonray-moss);
}
.btn-moss:hover {
  background: var(--bonray-moss-light);
  border-color: var(--bonray-moss-light);
  transform: translateY(-2px);
}
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--text-base); }
.btn-sm { padding: var(--space-2) var(--space-4); font-size: var(--text-xs); }

/* ── 7. Hero Section ──────────────────────────── */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid; place-items: center;
  background: var(--bonray-latte);
  padding-top: var(--header-h);
  overflow: hidden;
}
.hero-bg {
  position: absolute; inset: 0; z-index: 0;
  background:
    radial-gradient(ellipse 80% 60% at 70% 40%, rgba(192,120,48,0.08) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 20% 70%, rgba(61,107,79,0.06) 0%, transparent 70%);
}
.hero-grid-lines {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(26,14,8,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(26,14,8,0.03) 1px, transparent 1px);
  background-size: 64px 64px;
}
.hero-content {
  position: relative; z-index: 1;
  text-align: center;
  max-width: 820px;
  padding-block: var(--space-16);
}
.hero-badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(192,120,48,0.10);
  border: 1px solid rgba(192,120,48,0.25);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--bonray-caramel);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}
.hero-title {
  font-size: var(--text-5xl);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}
.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  max-width: 600px;
  margin-inline: auto;
  margin-bottom: var(--space-10);
  line-height: 1.7;
}
.hero-actions {
  display: flex; gap: var(--space-4); justify-content: center; flex-wrap: wrap;
}
.hero-stats {
  display: flex; gap: var(--space-10); justify-content: center;
  margin-top: var(--space-16);
  flex-wrap: wrap;
}
.hero-stat {
  text-align: center;
}
.hero-stat-value {
  font-family: var(--font-heading);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--bonray-caramel);
  line-height: 1;
}
.hero-stat-label {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ── 8. Section Headers ──────────────────────── */
.section-header {
  text-align: center;
  max-width: 640px;
  margin-inline: auto;
  margin-bottom: var(--space-12);
}
.section-label {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--bonray-caramel);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: var(--space-4);
}
.section-label::before, .section-label::after {
  content: '';
  width: 24px; height: 1px;
  background: var(--bonray-caramel);
  opacity: 0.5;
}
.section-title {
  font-size: var(--text-4xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}
.section-desc {
  font-size: var(--text-lg);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ── 9. Feature Cards ────────────────────────── */
.feature-card {
  background: var(--bonray-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  transition: all 0.35s var(--ease);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--bonray-caramel), var(--bonray-moss));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s var(--ease-out);
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-border-dark);
}
.feature-card:hover::before { transform: scaleX(1); }

.feature-icon {
  width: 52px; height: 52px;
  background: var(--bonray-cream);
  border-radius: var(--radius);
  display: grid; place-items: center;
  font-size: 1.4rem;
  margin-bottom: var(--space-5);
  transition: background 0.3s var(--ease);
}
.feature-card:hover .feature-icon { background: var(--bonray-caramel); }
.feature-card:hover .feature-icon svg { stroke: white; }

.feature-title {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-3);
  color: var(--bonray-espresso);
}
.feature-desc {
  font-size: var(--text-sm);
  color: var(--color-text-light);
  line-height: 1.7;
}

/* ── 10. Product Cards ────────────────────────── */
.product-card {
  background: var(--bonray-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.35s var(--ease);
  display: flex; flex-direction: column;
}
.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-border-dark);
}
.product-img {
  position: relative;
  aspect-ratio: 4/3;
  background: var(--bonray-cream);
  overflow: hidden;
}
.product-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.product-card:hover .product-img img { transform: scale(1.06); }
.product-img-placeholder {
  width: 100%; height: 100%;
  display: grid; place-items: center;
  font-size: 3rem;
  background: linear-gradient(135deg, var(--bonray-cream), var(--bonray-crema));
}
.product-badge {
  position: absolute; top: var(--space-3); left: var(--space-3);
  padding: var(--space-1) var(--space-3);
  background: var(--bonray-moss);
  color: white;
  font-size: var(--text-xs);
  font-weight: 700;
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.product-body { padding: var(--space-5); flex: 1; display: flex; flex-direction: column; }
.product-category {
  font-size: var(--text-xs);
  color: var(--bonray-caramel);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-2);
}
.product-name {
  font-family: var(--font-heading);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--bonray-espresso);
  line-height: 1.3;
}
.product-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--space-4);
}
.product-footer {
  display: flex; align-items: center; justify-content: space-between; gap: var(--space-3);
}
.product-price {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--bonray-caramel);
}
.product-price small {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  font-weight: 400;
}

/* ── 11. Forms ────────────────────────────────── */
.form-group {
  display: flex; flex-direction: column; gap: var(--space-2);
  margin-bottom: var(--space-5);
}
.form-label {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.01em;
}
.form-label span { color: #e53e3e; margin-left: 2px; }
.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--bonray-white);
  color: var(--color-text);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
  -webkit-appearance: none;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--bonray-caramel);
  box-shadow: 0 0 0 3px rgba(192,120,48,0.12);
  outline: none;
}
.form-input::placeholder,
.form-textarea::placeholder { color: var(--color-text-muted); }
.form-textarea { resize: vertical; min-height: 140px; }
.form-select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b4f3a' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
  cursor: pointer;
}
.form-error {
  font-size: var(--text-xs);
  color: #e53e3e;
  margin-top: var(--space-1);
}
.form-hint {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ── 12. About / Factory Section ──────────────── */
.factory-section { background: var(--bonray-espresso); color: white; }
.factory-inner {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-16);
  align-items: center;
}
.factory-tag {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  background: rgba(192,120,48,0.2);
  border: 1px solid rgba(192,120,48,0.35);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--bonray-caramel);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-6);
}
.factory-title {
  font-size: var(--text-4xl);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--space-6);
  letter-spacing: -0.02em;
}
.factory-desc {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.7);
  line-height: 1.8;
  margin-bottom: var(--space-8);
}
.factory-features { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
.factory-feature {
  display: flex; gap: var(--space-3); align-items: flex-start;
}
.factory-feature-icon {
  width: 36px; height: 36px; flex-shrink: 0;
  background: rgba(192,120,48,0.2);
  border-radius: var(--radius-sm);
  display: grid; place-items: center;
  font-size: 1rem;
}
.factory-feature-text strong { display: block; font-size: var(--text-sm); margin-bottom: 2px; }
.factory-feature-text span { font-size: var(--text-xs); color: rgba(255,255,255,0.55); }
.factory-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--bonray-roast), var(--bonray-espresso));
  display: grid; place-items: center;
  font-size: 5rem;
  position: relative;
}
.factory-image::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(135deg, rgba(192,120,48,0.15), transparent);
}

/* ── 13. CTA Banner ───────────────────────────── */
.cta-banner {
  background: linear-gradient(135deg, var(--bonray-caramel) 0%, var(--bonray-roast) 100%);
  border-radius: var(--radius-xl);
  padding: var(--space-16) var(--space-12);
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 80% 50%, rgba(255,255,255,0.08) 0%, transparent 60%);
}
.cta-banner h2 {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  position: relative;
}
.cta-banner p {
  font-size: var(--text-lg);
  opacity: 0.9;
  margin-bottom: var(--space-8);
  max-width: 560px;
  margin-inline: auto;
  position: relative;
}
.cta-banner .btn {
  background: white; color: var(--bonray-espresso);
  border-color: white;
  position: relative;
}
.cta-banner .btn:hover {
  background: var(--bonray-cream);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
}

/* ── 14. Footer ───────────────────────────────── */
.site-footer {
  background: var(--bonray-espresso);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-16);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: var(--space-10);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-brand {
  font-family: var(--font-heading);
  font-size: var(--text-xl);
  font-weight: 700;
  color: white;
  margin-bottom: var(--space-4);
}
.footer-brand span { color: var(--bonray-caramel); }
.footer-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
  margin-bottom: var(--space-6);
  max-width: 280px;
}
.footer-social {
  display: flex; gap: var(--space-3);
}
.footer-social a {
  width: 36px; height: 36px;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  display: grid; place-items: center;
  font-size: 0.9rem;
  transition: all 0.25s var(--ease);
  color: rgba(255,255,255,0.6);
}
.footer-social a:hover {
  background: var(--bonray-caramel);
  border-color: var(--bonray-caramel);
  color: white;
  transform: translateY(-2px);
}
.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  color: white;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-5);
}
.footer-col ul { display: flex; flex-direction: column; gap: var(--space-3); }
.footer-col ul li a {
  font-size: var(--text-sm);
  transition: color 0.2s var(--ease);
  color: rgba(255,255,255,0.55);
}
.footer-col ul li a:hover { color: var(--bonray-caramel); }
.footer-bottom {
  display: flex; align-items: center; justify-content: space-between;
  padding-block: var(--space-6);
  font-size: var(--text-xs);
  flex-wrap: wrap; gap: var(--space-4);
}
.footer-bottom a { color: rgba(255,255,255,0.45); transition: color 0.2s; }
.footer-bottom a:hover { color: var(--bonray-caramel); }

/* ── 15. Page Hero ────────────────────────────── */
.page-hero {
  background: var(--bonray-cream);
  padding-top: calc(var(--header-h) + var(--space-16));
  padding-bottom: var(--space-12);
  text-align: center;
  border-bottom: 1px solid var(--color-border);
}
.page-hero h1 { font-size: var(--text-4xl); margin-bottom: var(--space-4); }
.page-hero p { font-size: var(--text-lg); color: var(--color-text-light); max-width: 560px; margin-inline: auto; }

/* ── 16. Products Filter ──────────────────────── */
.filter-bar {
  display: flex; gap: var(--space-3); flex-wrap: wrap;
  justify-content: center;
  margin-bottom: var(--space-10);
}
.filter-btn {
  padding: var(--space-2) var(--space-5);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  cursor: pointer;
  background: var(--bonray-white);
  color: var(--color-text-light);
  transition: all 0.25s var(--ease);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--bonray-espresso);
  border-color: var(--bonray-espresso);
  color: white;
}

/* ── 17. Product Detail ───────────────────────── */
.gallery { display: grid; grid-template-columns: 88px 1fr; gap: var(--space-3); }
.gallery-thumbs { display: flex; flex-direction: column; gap: var(--space-2); }
.gallery-thumb {
  width: 88px;
  height: 88px;
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: border-color 0.2s, transform 0.2s;
  border: 2px solid transparent;
  background-color: rgba(255,255,255,0.12);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  background-size: cover;
  background-position: center;
  display: grid; place-items: center;
  position: relative;
}
.gallery-thumb::after {
  content: attr(data-index);
  position: relative;
  z-index: 1;
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-body);
  color: #fff;
  text-shadow: 0 1px 4px rgba(0,0,0,0.7);
}
.gallery-thumb.active, .gallery-thumb:hover { border-color: var(--bonray-caramel); transform: scale(1.04); }
.gallery-main {
  aspect-ratio: 1/1;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--bonray-cream);
  display: grid; place-items: center;
  font-size: 4rem;
  position: relative;
}
.product-detail-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-12);
  align-items: start;
}
.product-meta {
  display: flex; gap: var(--space-3); flex-wrap: wrap;
  margin-bottom: var(--space-4);
}
.meta-tag {
  padding: var(--space-1) var(--space-3);
  background: var(--bonray-cream);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-light);
}
.product-detail-title {
  font-size: var(--text-3xl);
  font-weight: 700;
  margin-bottom: var(--space-4);
  letter-spacing: -0.01em;
}
.product-detail-desc {
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: var(--space-6);
}
.spec-table { width: 100%; border-collapse: collapse; margin-bottom: var(--space-8); }
.spec-table tr { border-bottom: 1px solid var(--color-border); }
.spec-table td { padding: var(--space-3) 0; font-size: var(--text-sm); }
.spec-table td:first-child { font-weight: 600; color: var(--color-text); width: 40%; }
.spec-table td:last-child { color: var(--color-text-light); }
.inquiry-form {
  background: var(--bonray-cream);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
}

/* ── 18. Contact ──────────────────────────────── */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: var(--space-12);
  align-items: start;
}
.contact-card {
  background: var(--bonray-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex; gap: var(--space-4); align-items: flex-start;
  transition: all 0.3s var(--ease);
  margin-bottom: var(--space-4);
}
.contact-card:hover {
  box-shadow: var(--shadow);
  transform: translateX(4px);
  border-color: var(--color-border-dark);
}
.contact-icon {
  width: 48px; height: 48px; flex-shrink: 0;
  background: var(--bonray-cream);
  border-radius: var(--radius);
  display: grid; place-items: center;
  font-size: 1.3rem;
}
.contact-card h4 { font-size: var(--text-base); margin-bottom: var(--space-1); }
.contact-card p { font-size: var(--text-sm); color: var(--color-text-light); }
.contact-map {
  aspect-ratio: 16/9;
  background: var(--bonray-cream);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: grid; place-items: center;
  border: 1px solid var(--color-border);
  margin-top: var(--space-8);
  font-size: 3rem;
  color: var(--color-border-dark);
}

/* ── 19. Scroll Animations ────────────────────── */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease-out), transform 0.7s var(--ease-out);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }

/* ── 20. Back to Top ──────────────────────────── */
.back-to-top {
  position: fixed; bottom: var(--space-8); right: var(--space-8);
  width: 44px; height: 44px;
  background: var(--bonray-espresso);
  color: white;
  border-radius: var(--radius-full);
  display: grid; place-items: center;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s var(--ease);
  z-index: 999;
  box-shadow: var(--shadow);
  border: none;
}
.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--bonray-caramel); transform: translateY(-3px); }

/* ── 21. Toast Notification ───────────────────── */
.toast {
  position: fixed; bottom: var(--space-8); left: 50%; transform: translateX(-50%) translateY(100px);
  background: var(--bonray-espresso);
  color: white;
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  z-index: 9999;
  opacity: 0;
  transition: all 0.4s var(--ease-spring);
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.success { background: var(--bonray-moss); }
.toast.error { background: #e53e3e; }

/* ── 22. Utility Classes ──────────────────────── */
.text-center { text-align: center; }
.text-left   { text-align: left; }
.mt-4  { margin-top: var(--space-4); }
.mt-8  { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-4  { margin-bottom: var(--space-4); }
.mb-8  { margin-bottom: var(--space-8); }
.mb-12 { margin-bottom: var(--space-12); }
.hidden { display: none !important; }

/* ── 23. Responsive ───────────────────────────── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(3, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--space-8); }
  .factory-inner { grid-template-columns: 1fr; gap: var(--space-10); }
  .factory-image { order: -1; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --header-h: 64px; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .main-nav {
    position: fixed; top: var(--header-h); left: 0; right: 0;
    background: var(--bonray-latte);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column; gap: 0;
    padding: var(--space-4) 0;
    transform: translateY(-120%);
    transition: transform 0.35s var(--ease);
    box-shadow: var(--shadow);
    z-index: 999;
  }
  .main-nav.open { transform: translateY(0); }
  .main-nav a { padding: var(--space-3) var(--space-6); width: 100%; }
  .nav-toggle { display: flex; }
  .hero-stats { gap: var(--space-6); }
  .factory-features { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .product-detail-grid { grid-template-columns: 1fr; }
  .gallery { grid-template-columns: 1fr; }
  .gallery-thumbs { flex-direction: row; }
  .gallery-thumb { width: 60px; height: 60px; }
  .cta-banner { padding: var(--space-10) var(--space-6); }
  .back-to-top { bottom: var(--space-4); right: var(--space-4); }
}

@media (max-width: 480px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; align-items: center; }
  .hero-actions .btn { width: 100%; max-width: 280px; justify-content: center; }
}

/* ── 24. Reduced Motion ───────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ── 25. Print ────────────────────────────────── */
@media print {
  .site-header, .site-footer, .back-to-top { display: none; }
  body { color: black; background: white; }
}