/*
Theme Name: AMPLA Furniture
Theme URI: https://amplafurniture.com
Author: AMPLA Furniture
Author URI: https://amplafurniture.com
Description: A premium furniture brand theme for AMPLA Furniture - featuring product showcase, project cases, supplier listing, bilingual support (CN/EN), and contact forms.
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ampla-furniture
Tags: custom-menu, featured-images, translation-ready, full-width-template, theme-options
*/

/* ============================================================
   CSS VARIABLES — AMPLA Design System
============================================================ */
:root {
  --color-white: #ffffff;
  --color-bg: #F8F6F3;
  --color-gray-50: #F9FAFB;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-gray-700: #374151;
  --color-gray-800: #1F2937;
  --color-gray-900: #111827;
  --color-black: #000000;

  --font-primary: 'PingFang SC', 'Microsoft YaHei', 'Hiragino Sans GB', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: Georgia, 'Times New Roman', serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

  --max-width: 1280px;
  --header-height: 64px;

  --transition: all 0.2s ease;
  --transition-slow: all 0.5s ease;
}

/* ============================================================
   RESET & BASE
============================================================ */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  padding: 0;
  font-family: var(--font-primary);
  background-color: var(--color-bg);
  color: var(--color-gray-900);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a { color: inherit; text-decoration: none; transition: var(--transition); }

ul, ol { list-style: none; margin: 0; padding: 0; }

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-gray-900);
}

p { margin: 0; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  transition: var(--transition);
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ============================================================
   LAYOUT UTILITIES
============================================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

@media (min-width: 640px) { .container { padding: 0 1.5rem; } }
@media (min-width: 1024px) { .container { padding: 0 2rem; } }

.section { padding: 5rem 0; }
.section-sm { padding: 3rem 0; }
.section-lg { padding: 7rem 0; }

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.grid-5 { display: grid; grid-template-columns: repeat(5, 1fr); gap: 1rem; }

@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
}

/* Section Heading */
.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  color: var(--color-gray-400);
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-gray-900);
  line-height: 1.2;
}

@media (min-width: 768px) { .section-title { font-size: 2.75rem; } }

.section-header { margin-bottom: 3rem; }
.section-header-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 3rem;
  flex-wrap: wrap;
  gap: 1rem;
}

/* ============================================================
   BUTTONS
============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.625rem 1.25rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  cursor: pointer;
  border: none;
  font-family: inherit;
}

.btn-primary {
  background-color: var(--color-gray-900);
  color: var(--color-white);
  letter-spacing: 0.05em;
}
.btn-primary:hover { background-color: var(--color-gray-700); color: var(--color-white); }

.btn-outline {
  background: transparent;
  color: var(--color-gray-900);
  border: 1px solid var(--color-gray-900);
}
.btn-outline:hover { background-color: var(--color-gray-900); color: var(--color-white); }

.btn-ghost {
  background: transparent;
  color: var(--color-gray-900);
}
.btn-ghost:hover { color: var(--color-gray-600); }

.btn-lg { padding: 0.875rem 1.75rem; font-size: 0.9375rem; }
.btn-sm { padding: 0.375rem 0.75rem; font-size: 0.8125rem; }

.btn-white {
  background-color: var(--color-white);
  color: var(--color-gray-900);
  font-weight: 600;
  letter-spacing: 0.05em;
}
.btn-white:hover { background-color: var(--color-gray-100); color: var(--color-gray-900); }

/* Link Arrow */
.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-900);
  border-bottom: 1px solid var(--color-gray-900);
  padding-bottom: 2px;
  transition: gap 0.2s ease;
}
.link-arrow:hover { gap: 1rem; color: var(--color-gray-900); }

/* ============================================================
   CARDS
============================================================ */
.card {
  background: var(--color-white);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-slow);
}

.product-card { display: block; }

.product-card-image {
  position: relative;
  aspect-ratio: 4/5;
  overflow: hidden;
  background: var(--color-gray-100);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}

.product-card:hover .product-card-image img { transform: scale(1.05); }

.product-card-badge {
  position: absolute;
  top: 0.75rem;
  left: 0.75rem;
  background: var(--color-gray-900);
  color: var(--color-white);
  font-size: 0.6875rem;
  font-weight: 600;
  padding: 0.25rem 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.product-card-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.3s ease;
}
.product-card:hover .product-card-overlay { background: rgba(0,0,0,0.08); }

.product-card-info { padding: 0; }
.product-card-category {
  font-size: 0.6875rem;
  color: var(--color-gray-400);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}
.product-card-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-900);
  transition: var(--transition);
  margin-bottom: 0.5rem;
}
.product-card:hover .product-card-name { color: var(--color-gray-600); }

.color-swatches {
  display: flex;
  gap: 0.375rem;
  flex-wrap: wrap;
}
.color-swatch {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 1px solid var(--color-gray-200);
}

/* Case Card */
.case-card {
  position: relative;
  display: block;
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-gray-200);
}
.case-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}
.case-card:hover img { transform: scale(1.05); }
.case-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, transparent 50%, transparent 100%);
}
.case-card-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
}
.case-card-tag {
  font-size: 0.75rem;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(4px);
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  display: inline-block;
  margin-bottom: 0.5rem;
}
.case-card-title {
  color: white;
  font-weight: 700;
  font-size: 1.125rem;
  line-height: 1.3;
}
.case-card-location {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
  margin-top: 0.25rem;
}

/* Category Card */
.category-card {
  position: relative;
  display: block;
  aspect-ratio: 3/4;
  overflow: hidden;
  border-radius: var(--radius-md);
  background: var(--color-gray-100);
}
.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s ease;
}
.category-card:hover img { transform: scale(1.05); }
.category-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.7) 30%, rgba(0,0,0,0.1) 70%, transparent 100%);
}
.category-card-label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1rem;
  color: white;
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

/* ============================================================
   HEADER & NAVIGATION
============================================================ */
#site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: var(--color-white);
  border-bottom: 1px solid var(--color-gray-100);
  box-shadow: var(--shadow-sm);
  height: var(--header-height);
}

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

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}
.logo-icon {
  width: 36px;
  height: 36px;
  background: var(--color-gray-900);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.logo-icon span {
  color: white;
  font-weight: 700;
  font-size: 0.8125rem;
  letter-spacing: -0.02em;
}
.logo-text { display: none; }
@media (min-width: 640px) { .logo-text { display: block; } }
.logo-brand {
  display: block;
  color: var(--color-gray-900);
  font-weight: 700;
  font-size: 0.9375rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  line-height: 1;
}
.logo-sub {
  display: block;
  color: var(--color-gray-400);
  font-size: 0.625rem;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  line-height: 1;
  margin-top: 3px;
}

/* Desktop Navigation */
#site-nav { display: none; }
@media (min-width: 768px) {
  #site-nav {
    display: flex;
    align-items: center;
    gap: 0.25rem;
  }
}

.nav-link {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-500);
  text-decoration: none;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav-link:hover, .nav-link.current { color: var(--color-gray-900); }

/* Products Dropdown */
.nav-dropdown { position: relative; }
.nav-dropdown-btn {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-500);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  transition: var(--transition);
}
.nav-dropdown-btn:hover { color: var(--color-gray-900); }
.nav-dropdown-btn svg { width: 14px; height: 14px; margin-top: 2px; }

.nav-dropdown-panel {
  position: absolute;
  left: 0;
  top: 100%;
  margin-top: 4px;
  width: 208px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-100);
  box-shadow: var(--shadow-lg);
  border-radius: var(--radius-md);
  padding: 0.5rem 0;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s, visibility 0.2s;
  z-index: 100;
}
.nav-dropdown:hover .nav-dropdown-panel,
.nav-dropdown:focus-within .nav-dropdown-panel {
  opacity: 1;
  visibility: visible;
}
.nav-dropdown-item {
  display: flex;
  align-items: center;
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  color: var(--color-gray-600);
  text-decoration: none;
  transition: var(--transition);
}
.nav-dropdown-item:hover { background: var(--color-gray-50); color: var(--color-gray-900); }
.nav-dropdown-dot {
  width: 6px;
  height: 6px;
  background: var(--color-gray-300);
  border-radius: 50%;
  margin-right: 0.75rem;
  flex-shrink: 0;
}
.nav-dropdown-divider {
  border-top: 1px solid var(--color-gray-100);
  margin: 0.5rem 0;
}
.nav-dropdown-viewall {
  display: block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  color: var(--color-gray-500);
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
}
.nav-dropdown-viewall:hover { color: var(--color-gray-900); }

/* Header Right */
.header-right {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

/* Language Toggle */
.lang-toggle {
  display: none;
  align-items: center;
  gap: 0.375rem;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-gray-500);
  background: transparent;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  padding: 0.375rem 0.625rem;
  cursor: pointer;
  transition: var(--transition);
  font-family: inherit;
}
.lang-toggle:hover { color: var(--color-gray-900); border-color: var(--color-gray-400); }
@media (min-width: 768px) { .lang-toggle { display: flex; } }
.lang-toggle svg { width: 14px; height: 14px; }

/* Mobile Menu Toggle */
.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  color: var(--color-gray-600);
  background: none;
  border: none;
  cursor: pointer;
}
@media (min-width: 768px) { .mobile-menu-btn { display: none; } }

/* Mobile Menu */
#mobile-menu {
  display: none;
  background: var(--color-white);
  border-top: 1px solid var(--color-gray-100);
  padding: 1rem;
}
#mobile-menu.open { display: block; }
.mobile-nav-link {
  display: block;
  padding: 0.625rem 0;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-700);
  border-bottom: 1px solid var(--color-gray-50);
}
.mobile-nav-section { padding: 0.5rem 0; border-bottom: 1px solid var(--color-gray-50); }
.mobile-nav-section-label {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--color-gray-400);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 0.5rem;
}
.mobile-nav-sub { display: block; padding: 0.375rem 0 0.375rem 1rem; font-size: 0.875rem; color: var(--color-gray-600); }
.mobile-lang-btn {
  display: block;
  width: 100%;
  text-align: left;
  padding: 0.625rem 0;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-gray-700);
  background: none;
  border: none;
  cursor: pointer;
  font-family: inherit;
  margin-top: 0.5rem;
  border-top: 1px solid var(--color-gray-100);
}

/* Contact Button */
.nav-contact-btn {
  display: none;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-gray-900);
  color: white;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-sm);
  text-decoration: none;
  letter-spacing: 0.05em;
  transition: var(--transition);
}
.nav-contact-btn:hover { background: var(--color-gray-700); color: white; }
@media (min-width: 768px) { .nav-contact-btn { display: inline-flex; } }

/* ============================================================
   HERO SECTION
============================================================ */
.hero-section {
  position: relative;
  height: 600px;
  max-height: 800px;
  overflow: hidden;
  background: var(--color-gray-900);
}
@media (min-width: 768px) { .hero-section { height: 100vh; } }

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  transition: opacity 1s ease;
  opacity: 0;
}
.hero-slide.active { opacity: 1; }
.hero-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
}
.hero-content {
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
}
.hero-tag {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.4em;
  color: rgba(255,255,255,0.8);
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.hero-title {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 700;
  color: white;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  white-space: pre-line;
}
.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: 2rem;
  line-height: 1.6;
  max-width: 32rem;
}
.hero-indicators {
  position: absolute;
  bottom: 2rem;
  left: 0;
  right: 0;
  display: flex;
  justify-content: center;
  gap: 0.5rem;
}
.hero-dot {
  width: 2rem;
  height: 2px;
  background: rgba(255,255,255,0.4);
  border: none;
  cursor: pointer;
  transition: background 0.3s;
}
.hero-dot.active { background: white; }
.hero-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(4px);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}
.hero-arrow:hover { background: rgba(255,255,255,0.2); }
.hero-arrow-prev { left: 1rem; }
.hero-arrow-next { right: 1rem; }
@media (min-width: 768px) {
  .hero-arrow-prev { left: 2rem; }
  .hero-arrow-next { right: 2rem; }
}

/* ============================================================
   STATS BAR
============================================================ */
.stats-section {
  background: var(--color-gray-900);
  padding: 4rem 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  text-align: center;
}
@media (min-width: 768px) { .stats-grid { grid-template-columns: repeat(4, 1fr); } }
.stat-value {
  font-size: 2.25rem;
  font-weight: 700;
  color: white;
  display: block;
  margin-bottom: 0.5rem;
}
@media (min-width: 768px) { .stat-value { font-size: 2.75rem; } }
.stat-label {
  font-size: 0.875rem;
  color: var(--color-gray-400);
  letter-spacing: 0.05em;
}

/* ============================================================
   FEATURES SECTION
============================================================ */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.feature-item { display: flex; align-items: flex-start; gap: 0.75rem; }
.feature-icon {
  width: 40px;
  height: 40px;
  background: var(--color-gray-900);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.125rem;
}
.feature-title { font-size: 0.875rem; font-weight: 600; color: var(--color-gray-900); }
.feature-desc { font-size: 0.75rem; color: var(--color-gray-400); margin-top: 0.25rem; line-height: 1.5; }

/* About Stacked Images */
.stacked-images {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}
.stacked-image {
  aspect-ratio: 1;
  border-radius: var(--radius-md);
  overflow: hidden;
}
.stacked-image img { width: 100%; height: 100%; object-fit: cover; }
.stacked-image:nth-child(2) { margin-top: 2rem; }
.stacked-image:nth-child(3) { margin-top: -2rem; }

/* ============================================================
   PRODUCT ARCHIVE
============================================================ */
.filter-bar {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--color-gray-100);
}
.filter-btn {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
  font-weight: 500;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-200);
  background: white;
  color: var(--color-gray-600);
  cursor: pointer;
  transition: var(--transition);
}
.filter-btn:hover, .filter-btn.active {
  background: var(--color-gray-900);
  color: white;
  border-color: var(--color-gray-900);
}

.search-bar {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: white;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: 0.625rem 1rem;
  margin-bottom: 1.5rem;
}
.search-bar svg { width: 1rem; height: 1rem; color: var(--color-gray-400); flex-shrink: 0; }
.search-bar input {
  flex: 1;
  border: none;
  outline: none;
  font-size: 0.875rem;
  color: var(--color-gray-700);
  background: transparent;
}
.search-bar input::placeholder { color: var(--color-gray-400); }

/* ============================================================
   PRODUCT SINGLE
============================================================ */
.product-single {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding: 4rem 0;
}
@media (min-width: 1024px) {
  .product-single {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

.product-main-image {
  aspect-ratio: 4/5;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-gray-100);
}
.product-main-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-thumbnail-list {
  display: flex;
  gap: 0.75rem;
  margin-top: 1rem;
  overflow-x: auto;
}
.product-thumb {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-sm);
  overflow: hidden;
  flex-shrink: 0;
  border: 2px solid transparent;
  cursor: pointer;
}
.product-thumb.active { border-color: var(--color-gray-900); }
.product-thumb img { width: 100%; height: 100%; object-fit: cover; }

.product-breadcrumb {
  font-size: 0.8125rem;
  color: var(--color-gray-400);
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.product-breadcrumb a { color: var(--color-gray-500); }
.product-breadcrumb a:hover { color: var(--color-gray-900); }

.product-category-tag {
  font-size: 0.6875rem;
  color: var(--color-gray-400);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}
.product-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--color-gray-900);
  margin-bottom: 1rem;
}
.product-desc {
  font-size: 0.9375rem;
  color: var(--color-gray-500);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.variant-label {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--color-gray-700);
  margin-bottom: 0.75rem;
}

.product-actions { display: flex; gap: 1rem; margin-top: 2rem; flex-wrap: wrap; }

.product-tabs {
  display: flex;
  gap: 0;
  border-bottom: 2px solid var(--color-gray-100);
  margin-bottom: 2rem;
}
.product-tab {
  padding: 1rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-gray-400);
  background: none;
  border: none;
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.2s;
}
.product-tab.active {
  color: var(--color-gray-900);
  border-bottom-color: var(--color-gray-900);
}

.specs-table { width: 100%; border-collapse: collapse; }
.specs-table tr { border-bottom: 1px solid var(--color-gray-100); }
.specs-table tr:last-child { border-bottom: none; }
.specs-table td {
  padding: 0.75rem 0;
  font-size: 0.875rem;
}
.specs-table td:first-child { color: var(--color-gray-500); width: 40%; }
.specs-table td:last-child { color: var(--color-gray-900); font-weight: 500; }

/* ============================================================
   CONTACT PAGE
============================================================ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding: 4rem 0;
}
@media (min-width: 1024px) {
  .contact-layout {
    grid-template-columns: 5fr 7fr;
    gap: 4rem;
  }
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 2rem;
}
.contact-info-icon {
  width: 40px;
  height: 40px;
  background: var(--color-gray-100);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-info-icon svg { width: 20px; height: 20px; color: var(--color-gray-700); }
.contact-info-label { font-size: 0.75rem; font-weight: 600; color: var(--color-gray-400); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 0.25rem; }
.contact-info-value { font-size: 0.9375rem; color: var(--color-gray-700); }

.contact-form { background: white; border-radius: var(--radius-lg); padding: 2.5rem; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--color-gray-700); margin-bottom: 0.5rem; }
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.9375rem;
  color: var(--color-gray-900);
  background: var(--color-white);
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--color-gray-500); }
.form-group textarea { resize: vertical; min-height: 140px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
@media (max-width: 640px) { .form-row { grid-template-columns: 1fr; } }

.form-success {
  text-align: center;
  padding: 3rem;
}
.form-success-icon {
  width: 64px;
  height: 64px;
  background: var(--color-gray-100);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}
.form-success-icon svg { width: 32px; height: 32px; color: var(--color-gray-700); }

/* ============================================================
   ABOUT PAGE
============================================================ */
.about-hero {
  background: linear-gradient(135deg, var(--color-gray-900) 0%, #2d3748 100%);
  color: white;
  padding: 6rem 0;
  text-align: center;
}
.about-hero-label { font-size: 0.75rem; letter-spacing: 0.4em; text-transform: uppercase; color: rgba(255,255,255,0.6); margin-bottom: 1rem; }
.about-hero-title { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; color: white; white-space: pre-line; }
.about-hero-subtitle { font-size: 1.125rem; color: rgba(255,255,255,0.75); max-width: 36rem; margin: 1.5rem auto 0; }

.values-grid { display: grid; grid-template-columns: repeat(1, 1fr); gap: 1.5rem; }
@media (min-width: 640px) { .values-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .values-grid { grid-template-columns: repeat(3, 1fr); } }

.value-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-100);
}
.value-card-icon { font-size: 2rem; margin-bottom: 1rem; }
.value-card-title { font-size: 1rem; font-weight: 700; margin-bottom: 0.75rem; }
.value-card-desc { font-size: 0.875rem; color: var(--color-gray-500); line-height: 1.6; }

.milestones { border-left: 2px solid var(--color-gray-200); padding-left: 2rem; }
.milestone { position: relative; margin-bottom: 2.5rem; }
.milestone::before {
  content: '';
  position: absolute;
  left: -2.5rem;
  top: 0.375rem;
  width: 12px;
  height: 12px;
  background: var(--color-gray-900);
  border-radius: 50%;
}
.milestone-year { font-size: 0.875rem; font-weight: 700; color: var(--color-gray-400); margin-bottom: 0.25rem; }
.milestone-title { font-size: 1rem; font-weight: 700; color: var(--color-gray-900); margin-bottom: 0.5rem; }
.milestone-desc { font-size: 0.875rem; color: var(--color-gray-500); line-height: 1.6; }

/* ============================================================
   SUPPLIER / CASE ARCHIVE
============================================================ */
.supplier-card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-gray-100);
  transition: box-shadow 0.3s ease;
}
.supplier-card:hover { box-shadow: var(--shadow-md); }
.supplier-card-image {
  aspect-ratio: 16/9;
  overflow: hidden;
  background: var(--color-gray-100);
}
.supplier-card-image img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s ease; }
.supplier-card:hover .supplier-card-image img { transform: scale(1.05); }
.supplier-card-body { padding: 1.5rem; }
.supplier-card-name { font-size: 1rem; font-weight: 700; margin-bottom: 0.5rem; }
.supplier-card-location { font-size: 0.8125rem; color: var(--color-gray-400); margin-bottom: 0.75rem; display: flex; align-items: center; gap: 0.375rem; }
.supplier-card-location svg { width: 14px; height: 14px; }
.supplier-card-desc { font-size: 0.875rem; color: var(--color-gray-500); line-height: 1.6; }

/* ============================================================
   BREADCRUMB
============================================================ */
.breadcrumb {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--color-gray-100);
}
.breadcrumb ol { display: flex; align-items: center; gap: 0.5rem; }
.breadcrumb li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-gray-400);
}
.breadcrumb li a { color: var(--color-gray-500); }
.breadcrumb li a:hover { color: var(--color-gray-900); }
.breadcrumb li:last-child { color: var(--color-gray-900); font-weight: 500; }

/* ============================================================
   FOOTER
============================================================ */
#site-footer {
  background: var(--color-gray-900);
  color: var(--color-gray-300);
  padding-top: 4rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: repeat(4, 1fr); gap: 2.5rem; }
}

.footer-brand { grid-column: 1; }
.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}
.footer-logo-icon {
  width: 36px;
  height: 36px;
  background: white;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
}
.footer-logo-icon span { color: var(--color-gray-900); font-weight: 700; font-size: 0.8125rem; }
.footer-logo-brand { color: white; font-weight: 700; letter-spacing: 0.15em; text-transform: uppercase; font-size: 0.875rem; line-height: 1; display: block; }
.footer-logo-sub { color: var(--color-gray-500); font-size: 0.625rem; letter-spacing: 0.3em; text-transform: uppercase; line-height: 1; margin-top: 3px; display: block; }
.footer-slogan { font-size: 0.875rem; color: var(--color-gray-400); line-height: 1.6; }

.footer-col-title {
  color: white;
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a {
  font-size: 0.875rem;
  color: var(--color-gray-400);
  transition: color 0.2s;
}
.footer-links a:hover { color: white; }

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-gray-400);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}
.footer-contact-item svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 2px; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 2rem 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}
@media (min-width: 768px) { .footer-bottom { flex-direction: row; } }
.footer-copyright { font-size: 0.75rem; color: var(--color-gray-500); }
.footer-tagline { font-size: 0.75rem; color: var(--color-gray-600); }

/* ============================================================
   PAGE HERO (Non-home pages)
============================================================ */
.page-hero {
  background: linear-gradient(135deg, #1a1a2e 0%, var(--color-gray-900) 100%);
  color: white;
  padding: 5rem 0;
  text-align: center;
}
.page-hero-label { font-size: 0.75rem; letter-spacing: 0.4em; color: rgba(255,255,255,0.6); text-transform: uppercase; margin-bottom: 0.75rem; }
.page-hero-title { font-size: clamp(1.875rem, 4vw, 3rem); font-weight: 700; color: white; }
.page-hero-desc { font-size: 1.0625rem; color: rgba(255,255,255,0.7); max-width: 36rem; margin: 1.25rem auto 0; line-height: 1.6; }

/* ============================================================
   LOADING SPINNER
============================================================ */
.loading-spinner {
  width: 40px;
  height: 40px;
  border: 2px solid var(--color-gray-900);
  border-top-color: transparent;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 5rem auto;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   PAGINATION
============================================================ */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  padding: 3rem 0;
}
.pagination .page-numbers {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  color: var(--color-gray-600);
  text-decoration: none;
  transition: var(--transition);
}
.pagination .page-numbers:hover,
.pagination .page-numbers.current {
  background: var(--color-gray-900);
  color: white;
  border-color: var(--color-gray-900);
}

/* ============================================================
   RESPONSIVE UTILITIES
============================================================ */
.hide-mobile { display: none; }
@media (min-width: 768px) { .hide-mobile { display: block; } }
.show-mobile { display: block; }
@media (min-width: 768px) { .show-mobile { display: none; } }

/* ============================================================
   POLYLANG Language Switcher
============================================================ */
.pll-parent-menu-item > a { display: none; }
.lang-switcher { display: flex; align-items: center; gap: 0.5rem; }
.lang-switcher a {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--color-gray-500);
  text-decoration: none;
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.lang-switcher a:hover { color: var(--color-gray-900); }
.lang-switcher .current-lang { color: var(--color-gray-900); font-weight: 700; }