/* ============================================
   INTENZA Fitness - Corporate Website Styles
   Design: Premium, Minimalist, Clean
   ============================================ */

/* --- CSS Variables --- */
:root {
  --color-primary: #1a1a1a;
  --color-secondary: #c8a96e;
  --color-accent: #e74c3c;
  --color-dark: #0d0d0d;
  --color-dark-bg: #111111;
  --color-light: #f8f8f8;
  --color-white: #ffffff;
  --color-gray-100: #f5f5f5;
  --color-gray-200: #eeeeee;
  --color-gray-300: #dddddd;
  --color-gray-400: #bbbbbb;
  --color-gray-500: #999999;
  --color-gray-600: #777777;
  --color-gray-700: #555555;
  --color-gray-800: #333333;
  --color-gray-900: #222222;

  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  --container-max: 1200px;
  --section-padding: 100px 0;
  --header-height: 80px;

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;

  --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 20px rgba(0,0,0,0.12);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.16);
  --shadow-xl: 0 16px 60px rgba(0,0,0,0.2);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-primary);
  color: var(--color-gray-800);
  background-color: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

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

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

ul, ol {
  list-style: none;
}

.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
}

h1 { font-size: clamp(2.5rem, 5vw, 4rem); }
h2 { font-size: clamp(2rem, 4vw, 3rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2rem); }
h4 { font-size: clamp(1.125rem, 2vw, 1.5rem); }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 16px;
}

.section-title {
  margin-bottom: 20px;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--color-gray-600);
  max-width: 600px;
  line-height: 1.8;
}

.section-header {
  margin-bottom: 60px;
}

.section-header.center {
  text-align: center;
}

.section-header.center .section-desc {
  margin: 0 auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 36px;
  font-family: var(--font-primary);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  border: 2px solid transparent;
  border-radius: 0;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn-primary:hover {
  background: transparent;
  color: var(--color-white);
}

.btn-dark {
  background: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-dark:hover {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255,255,255,0.4);
}

.btn-outline:hover {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.1);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-gray-300);
}

.btn-outline-dark:hover {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-white);
}

.btn-gold {
  background: var(--color-secondary);
  color: var(--color-white);
  border-color: var(--color-secondary);
}

.btn-gold:hover {
  background: #b8942f;
  border-color: #b8942f;
}

.btn svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-normal);
}

.btn:hover svg {
  transform: translateX(4px);
}

/* --- Header / Navigation --- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 1000;
  transition: all var(--transition-normal);
}

.header.transparent {
  background: transparent;
}

.header.scrolled {
  background: rgba(13, 13, 13, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 0 rgba(255,255,255,0.05);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: 1480px;
  margin: 0 auto;
  padding: 0 32px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 1001;
}

.logo-image {
  display: block;
  width: auto;
  height: 30px;
  max-width: 220px;
  object-fit: contain;
}

.logo-text {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 4px;
  text-transform: uppercase;
}

.logo-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-secondary);
  border-radius: 50%;
}

.nav {
  display: flex;
  align-items: center;
  gap: 18px;
  flex: 0 1 auto;
  min-width: 0;
}

.nav a,
.nav-link {
  font-size: 0.8125rem;
  font-weight: 500;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  position: relative;
  padding: 4px 0;
  white-space: nowrap;
}

.nav-item {
  position: relative;
  padding: 28px 0;
  flex: 0 0 auto;
}

.nav a::after,
.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--color-secondary);
  transition: width var(--transition-normal);
}

.nav a:hover,
.nav a.active,
.nav-item.active > .nav-link {
  color: var(--color-white);
}

.nav a:hover::after,
.nav a.active::after,
.nav-item.active > .nav-link::after {
  width: 100%;
}

.nav-dropdown {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  min-width: 180px;
  padding: 14px 0;
  background: rgba(13,13,13,0.96);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translate(-50%, 10px);
  transition: all var(--transition-normal);
  pointer-events: none;
}

.nav-item:hover .nav-dropdown {
  display: block;
  opacity: 1;
  visibility: visible;
  transform: translate(-50%, 0);
  pointer-events: auto;
}

.nav-dropdown a {
  display: block;
  padding: 10px 20px;
  white-space: nowrap;
  letter-spacing: 1px;
  text-transform: none;
}

.nav-dropdown a::after {
  display: none;
}

.language-switcher {
  position: relative;
  flex: 0 0 auto;
}

.language-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(255,255,255,0.18);
  background: rgba(255,255,255,0.06);
  color: rgba(255,255,255,0.86);
  font-family: var(--font-primary);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.language-btn:hover {
  border-color: rgba(255,255,255,0.38);
  background: rgba(255,255,255,0.12);
  color: var(--color-white);
}

.language-caret {
  font-size: 0.95rem;
  line-height: 1;
  transform: translateY(-1px);
}

.flag-icon {
  display: inline-block;
  width: 20px;
  height: 14px;
  flex: 0 0 20px;
  border-radius: 2px;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.24);
  background-size: cover;
  background-position: center;
}

.flag-cn {
  background: #de2910;
  position: relative;
}

.flag-cn::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 3px;
  width: 5px;
  height: 5px;
  background: #ffde00;
  clip-path: polygon(50% 0,61% 34%,98% 34%,68% 55%,79% 90%,50% 68%,21% 90%,32% 55%,2% 34%,39% 34%);
}

.flag-hk {
  background: radial-gradient(circle at 50% 50%, #fff 0 10%, transparent 11%), #de2910;
}

.flag-us {
  background:
    linear-gradient(#3c3b6e 0 54%, transparent 54%),
    repeating-linear-gradient(to bottom, #b22234 0 7.7%, #fff 7.7% 15.4%);
  background-size: 42% 54%, 100% 100%;
  background-repeat: no-repeat, repeat;
}

.flag-sa {
  background:
    linear-gradient(to bottom, transparent 0 60%, #fff 60% 68%, transparent 68%),
    #006c35;
}

.flag-jp {
  background: radial-gradient(circle at 50% 50%, #bc002d 0 28%, transparent 29%), #fff;
}

.flag-kr {
  background:
    radial-gradient(circle at 50% 50%, #cd2e3a 0 18%, transparent 19%),
    radial-gradient(circle at 50% 52%, #0047a0 0 18%, transparent 19%),
    #fff;
}

.language-dropdown {
  position: absolute;
  top: calc(100% + 12px);
  right: 0;
  min-width: 150px;
  padding: 8px;
  background: rgba(13,13,13,0.96);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-normal);
  pointer-events: none;
  z-index: 1002;
}

.language-switcher.is-open .language-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.language-dropdown button {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  border: 0;
  background: transparent;
  color: rgba(255,255,255,0.78);
  font-family: var(--font-primary);
  font-size: 0.86rem;
  line-height: 1.2;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.language-dropdown button:hover,
.language-dropdown button.is-active {
  background: rgba(255,255,255,0.08);
  color: var(--color-white);
}

@media (min-width: 769px) {
  .nav > .nav-item > .nav-dropdown {
    display: none !important;
    position: absolute !important;
    top: 100% !important;
    left: 50% !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transform: translate(-50%, 10px) !important;
    pointer-events: none !important;
  }

  .nav > .nav-item:hover > .nav-dropdown {
    display: block !important;
    opacity: 1 !important;
    visibility: visible !important;
    transform: translate(-50%, 0) !important;
    pointer-events: auto !important;
  }
}

.nav-cta {
  margin-left: 4px;
  flex: 0 0 auto;
}

.nav-cta .btn {
  padding: 9px 18px;
  font-size: 0.75rem;
  white-space: nowrap;
}

/* Mobile Menu */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
  padding: 4px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: all var(--transition-normal);
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 6px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -6px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--color-dark);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
}

.hero-video {
  position: absolute;
  top: 50%;
  left: 50%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  transform: translate(-50%, -50%);
  object-fit: cover;
  z-index: 1;
}

.hero-bg-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(13,13,13,0.92) 0%, rgba(13,13,13,0.65) 50%, rgba(13,13,13,0.82) 100%);
  z-index: 2;
}

.hero-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background: transparent;
  z-index: 3;
}

.hero-bg-pattern {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(ellipse at 20% 50%, rgba(200,169,110,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(200,169,110,0.05) 0%, transparent 50%);
  z-index: 4;
}

.hero-content {
  position: relative;
  z-index: 10;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
  padding-top: var(--header-height);
}

.hero-content .section-label {
  margin-bottom: 24px;
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 5rem);
  font-weight: 800;
  color: var(--color-white);
  margin-bottom: 24px;
  line-height: 1.1;
  max-width: 800px;
}

.hero-title .highlight {
  color: var(--color-secondary);
  position: relative;
}

.hero-desc {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.65);
  max-width: 550px;
  margin-bottom: 40px;
  line-height: 1.8;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: 60px;
  margin-top: 80px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.1);
}

.hero-stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 8px;
}

/* --- Page Hero (Sub-pages) --- */
.page-hero {
  padding: 200px 0 100px;
  background: var(--color-dark);
  position: relative;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 30% 50%, rgba(200,169,110,0.06) 0%, transparent 60%),
    radial-gradient(ellipse at 70% 80%, rgba(200,169,110,0.04) 0%, transparent 50%);
}

.page-hero .container {
  position: relative;
  z-index: 2;
}

.page-hero-title {
  font-size: clamp(2.5rem, 5vw, 3.5rem);
  color: var(--color-white);
  margin-bottom: 16px;
}

.page-hero-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  max-width: 500px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}

.breadcrumb a:hover {
  color: var(--color-secondary);
}

.breadcrumb .sep {
  color: rgba(255,255,255,0.2);
}

.breadcrumb .current {
  color: var(--color-secondary);
}

/* --- Sections --- */
section {
  padding: var(--section-padding);
}

section.dark-section {
  background: var(--color-dark-bg);
  color: var(--color-white);
}

section.dark-section h2,
section.dark-section h3,
section.dark-section h4 {
  color: var(--color-white);
}

section.dark-section .section-desc {
  color: rgba(255,255,255,0.6);
}

section.light-section {
  background: var(--color-light);
}

/* --- Features Grid --- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.feature-card {
  padding: 48px 36px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-normal);
  position: relative;
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--color-secondary);
  transition: width var(--transition-normal);
}

.feature-card:hover::before {
  width: 100%;
}

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--color-secondary);
}

.feature-icon svg {
  width: 32px;
  height: 32px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.5;
}

.feature-card h4 {
  margin-bottom: 16px;
  font-size: 1.125rem;
}

.feature-card p {
  color: var(--color-gray-600);
  font-size: 0.95rem;
  line-height: 1.7;
}

.feature-card-media {
  width: calc(100% + 72px);
  max-width: none;
  height: 190px;
  object-fit: cover;
  margin: -48px -36px 28px;
  background: var(--color-gray-100);
}

/* --- Product Cards --- */
.products-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 48px;
  border-bottom: 1px solid var(--color-gray-200);
}

.tab-btn {
  padding: 16px 32px;
  font-family: var(--font-primary);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-gray-500);
  background: transparent;
  border: none;
  cursor: pointer;
  position: relative;
  transition: color var(--transition-normal);
}

.tab-btn::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--color-secondary);
  transition: width var(--transition-normal);
}

.tab-btn:hover {
  color: var(--color-gray-800);
}

.tab-btn.active {
  color: var(--color-primary);
}

.tab-btn.active::after {
  width: 100%;
}

.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.subcat-links {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.series-links {
  grid-column: 1 / -1;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: -8px 0 28px;
}

.series-links button[hidden] {
  display: none;
}

.subcat-links a,
.series-links button {
  padding: 8px 16px;
  border: 1px solid var(--color-gray-200);
  color: var(--color-gray-700);
  font-size: 0.875rem;
  background: var(--color-white);
  cursor: pointer;
  font-family: var(--font-primary);
}

.subcat-links a:hover,
.subcat-links a.active,
.series-links button:hover,
.series-links button.active {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  margin: 24px 0;
  font-size: 0.95rem;
}

.spec-table th,
.spec-table td {
  border: 1px solid var(--color-gray-200);
  padding: 12px 14px;
  text-align: left;
  vertical-align: top;
}

.spec-table th {
  background: var(--color-gray-100);
  color: var(--color-primary);
  font-weight: 700;
}

.product-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  overflow: hidden;
  transition: all var(--transition-normal);
}

.product-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.product-card-image {
  position: relative;
  height: 260px;
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.product-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
}

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

.product-card-image svg {
  width: 180px;
  height: 120px;
  opacity: 0.3;
}

.product-card-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  padding: 4px 12px;
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: var(--color-secondary);
  color: var(--color-white);
}

.product-card-body {
  padding: 28px;
}

.product-card-category {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 8px;
}

.product-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.product-card-desc {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  margin-bottom: 20px;
  line-height: 1.6;
}

.product-card-specs {
  display: flex;
  gap: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--color-gray-200);
}

.spec-item {
  text-align: center;
}

.spec-value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-primary);
}

.spec-label {
  font-size: 0.7rem;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 2px;
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 20px;
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-gray-700);
  transition: color var(--transition-fast);
}

.product-card-link:hover {
  color: var(--color-secondary);
}

.product-card-link svg {
  width: 14px;
  height: 14px;
  transition: transform var(--transition-fast);
}

.product-card-link:hover svg {
  transform: translateX(4px);
}

.product-solution-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 920px;
  margin: 0 auto;
}

/* --- Product Detail Gallery --- */
.product-detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(360px, 0.92fr);
  gap: 56px;
  align-items: start;
}

.product-gallery {
  min-width: 0;
}

.product-gallery-main {
  aspect-ratio: 4 / 3;
  position: relative;
  padding: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
}

.product-gallery-main img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-gallery-nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-900);
  font-size: 22px;
  line-height: 1;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--color-gray-200);
  box-shadow: 0 10px 22px rgba(17, 24, 39, 0.12);
  cursor: pointer;
  transform: translateY(-50%);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.product-gallery-nav:hover,
.product-gallery-nav:focus-visible {
  color: var(--color-white);
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  outline: none;
}

.product-gallery-prev {
  left: 14px;
}

.product-gallery-next {
  right: 14px;
}

.product-gallery-thumbs {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 12px;
  margin-top: 14px;
}

.product-gallery-thumb {
  aspect-ratio: 4 / 3;
  padding: 6px;
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  cursor: pointer;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.product-gallery-thumb.active,
.product-gallery-thumb:hover,
.product-gallery-thumb:focus-visible {
  border-color: var(--color-secondary);
  box-shadow: 0 0 0 1px var(--color-secondary);
  outline: none;
}

.product-gallery-thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.product-detail-info {
  min-width: 0;
}

.product-detail-info .section-title {
  margin-bottom: 22px;
}

.product-detail-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 34px;
}

.btn-disabled {
  cursor: not-allowed;
  opacity: 0.45;
}

/* --- Process / Certificate Lists --- */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 32px;
}

.process-grid-four {
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.process-grid.compact {
  margin-top: 8px;
}

.process-card {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.process-card:hover {
  transform: translateY(-6px);
  border-color: rgba(200, 169, 110, 0.55);
  box-shadow: var(--shadow-lg);
}

.process-card-media {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--color-gray-100);
}

.process-grid-four .process-card-media {
  aspect-ratio: 3 / 2;
}

.process-grid-four .process-card-body {
  padding: 22px 24px 26px;
}

.process-grid-four .process-card h3 {
  font-size: 1.06rem;
}

.process-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.process-card:hover .process-card-media img {
  transform: scale(1.04);
}

.process-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 26px 28px 30px;
}

.process-card-meta {
  margin-bottom: 10px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-secondary);
}

.process-card h3 {
  margin-bottom: 12px;
  font-size: 1.2rem;
  line-height: 1.35;
}

.process-card h3 a {
  color: inherit;
}

.process-card p {
  flex: 1;
  margin: 0;
  color: var(--color-gray-600);
  font-size: 0.92rem;
  line-height: 1.7;
}

.process-card-link {
  margin-top: 22px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-primary);
}

.process-card-link:hover {
  color: var(--color-secondary);
}

.pagination {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 56px;
}

.pagination a {
  min-width: 42px;
  height: 42px;
  padding: 0 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--color-gray-200);
  background: var(--color-white);
  color: var(--color-gray-700);
  font-size: 0.9rem;
  font-weight: 600;
}

.pagination a:hover,
.pagination a.active {
  border-color: var(--color-secondary);
  background: var(--color-secondary);
  color: var(--color-white);
}

.detail-cover {
  display: block;
  width: min(100%, 980px);
  aspect-ratio: 16 / 9;
  object-fit: cover;
  margin: 0 auto 48px;
  background: var(--color-gray-100);
}

.detail-content {
  width: min(100%, 900px);
  margin: 0 auto;
}

.detail-actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-top: 42px;
}

/* --- Partners / Clients --- */
.partners-track {
  display: flex;
  gap: 80px;
  animation: scroll-partners 30s linear infinite;
  width: max-content;
}

.partner-item {
  font-size: 1.2rem;
  font-weight: 700;
  color: rgba(255,255,255,0.15);
  white-space: nowrap;
  letter-spacing: 2px;
  text-transform: uppercase;
}

@keyframes scroll-partners {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* --- Values / Why Us --- */
.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}

.value-item {
  padding: 60px 40px;
  text-align: center;
  border: 1px solid var(--color-gray-200);
  transition: all var(--transition-normal);
}

.value-item:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.value-item:hover h4,
.value-item:hover p {
  color: var(--color-white);
}

.value-item:hover .value-number {
  color: var(--color-secondary);
}

.value-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-gray-200);
  margin-bottom: 24px;
  line-height: 1;
  transition: color var(--transition-normal);
}

.value-item h4 {
  font-size: 1.25rem;
  margin-bottom: 12px;
  transition: color var(--transition-normal);
}

.value-item p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  transition: color var(--transition-normal);
}

/* --- Timeline --- */
.timeline {
  position: relative;
  overflow-x: auto;
  overflow-y: hidden;
  padding: 10px 2px 28px;
  scrollbar-width: thin;
  scrollbar-color: var(--color-secondary) var(--color-gray-200);
  -webkit-overflow-scrolling: touch;
}

.timeline::-webkit-scrollbar {
  height: 8px;
}

.timeline::-webkit-scrollbar-track {
  background: var(--color-gray-200);
}

.timeline::-webkit-scrollbar-thumb {
  background: var(--color-secondary);
}

.timeline-track {
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(320px, 380px);
  gap: 28px;
  align-items: stretch;
  width: max-content;
  min-width: 100%;
  padding: 42px 0 6px;
}

.timeline-track::before {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  top: 18px;
  height: 1px;
  background: var(--color-gray-300);
}

.timeline-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 100%;
  overflow: visible;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: 6px;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.06);
  transition: transform var(--transition-normal), box-shadow var(--transition-normal), border-color var(--transition-normal);
}

.timeline-card::before {
  content: '';
  position: absolute;
  top: -31px;
  left: 28px;
  width: 15px;
  height: 15px;
  z-index: 2;
  background: var(--color-secondary);
  border: 4px solid var(--color-white);
  border-radius: 50%;
  box-shadow: 0 0 0 1px var(--color-gray-300);
}

.timeline-card:hover {
  transform: translateY(-6px);
  border-color: rgba(200, 169, 110, 0.55);
  box-shadow: 0 26px 60px rgba(0, 0, 0, 0.1);
}

.timeline-card-media {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border-radius: 6px 6px 0 0;
  background: var(--color-gray-100);
}

.timeline-card-media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.timeline-card-body {
  display: flex;
  flex: 1;
  flex-direction: column;
  padding: 26px 28px 30px;
}

.timeline-year {
  font-size: 2.25rem;
  font-weight: 800;
  color: var(--color-secondary);
  line-height: 1;
  margin-bottom: 14px;
}

.timeline-card h4 {
  font-size: 1.25rem;
  line-height: 1.35;
  margin-bottom: 10px;
}

.timeline-card p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.7;
  margin: 0;
}

/* --- Brand History Axis --- */
.brand-history-section {
  padding: 64px 0 72px;
  color: var(--color-white);
  background:
    linear-gradient(180deg, rgba(18, 15, 12, 0.86), rgba(18, 15, 12, 0.96)),
    url('/images/treadmill-hero.jpg') center 42% / cover no-repeat;
  overflow: hidden;
}

.brand-history-head {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 34px;
}

.brand-history-head::after {
  content: '';
  flex: 1;
  height: 1px;
  background: rgba(200, 169, 110, 0.32);
}

.brand-history-head h2 {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin: 0;
  color: var(--color-white);
  font-size: 1.2rem;
  font-weight: 500;
  line-height: 1.2;
}

.brand-history-head span {
  color: rgba(255, 255, 255, 0.78);
  font-size: 1.05rem;
  font-weight: 400;
}

.history-axis {
  --history-gap: 24px;
  position: relative;
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: calc((100% - (var(--history-gap) * 5)) / 6);
  grid-template-columns: none;
  gap: var(--history-gap);
  overflow-x: auto;
  overflow-y: visible;
  padding: 6px 0 62px;
  scroll-snap-type: x mandatory;
  overscroll-behavior-x: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--color-secondary) rgba(255, 255, 255, 0.16);
  cursor: grab;
  user-select: none;
  -webkit-overflow-scrolling: touch;
}

.history-axis.is-dragging {
  cursor: grabbing;
  scroll-snap-type: none;
}

.history-axis::before {
  content: '';
  position: absolute;
  left: 8px;
  right: 8px;
  bottom: 24px;
  height: 1px;
  background: rgba(255, 255, 255, 0.72);
}

.history-node {
  position: relative;
  min-width: 0;
  padding: 0 0 42px;
  scroll-snap-align: start;
}

.history-year {
  margin-bottom: 8px;
  color: var(--color-white);
  font-size: 1.28rem;
  font-weight: 700;
  line-height: 1.1;
}

.history-title {
  max-width: 170px;
  color: rgba(255, 255, 255, 0.88);
  font-size: 0.78rem;
  line-height: 1.45;
  font-weight: 600;
}

.history-marker {
  position: absolute;
  left: 0;
  bottom: 17px;
  z-index: 3;
  width: 16px;
  height: 16px;
  display: block;
  background: #151515;
  border: 2px solid var(--color-white);
  border-radius: 50%;
  cursor: help;
  box-shadow: 0 0 0 2px rgba(255, 255, 255, 0.22);
}

.history-marker::after {
  content: '';
  position: absolute;
  left: 50%;
  top: 50%;
  width: 6px;
  height: 6px;
  background: var(--color-secondary);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.history-marker:focus-visible {
  outline: 2px solid var(--color-secondary);
  outline-offset: 4px;
}

.history-tooltip {
  position: absolute;
  left: 50%;
  bottom: 28px;
  width: max-content;
  max-width: 240px;
  padding: 10px 12px;
  color: var(--color-white);
  font-size: 0.76rem;
  line-height: 1.5;
  text-align: left;
  background: rgba(8, 8, 8, 0.96);
  border: 1px solid rgba(200, 169, 110, 0.42);
  box-shadow: 0 14px 32px rgba(0, 0, 0, 0.28);
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 8px);
  transition: opacity var(--transition-fast), transform var(--transition-fast);
}

.history-tooltip::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: -6px;
  width: 10px;
  height: 10px;
  background: rgba(8, 8, 8, 0.96);
  border-right: 1px solid rgba(200, 169, 110, 0.42);
  border-bottom: 1px solid rgba(200, 169, 110, 0.42);
  transform: translateX(-50%) rotate(45deg);
}

.history-marker:hover .history-tooltip,
.history-marker:focus-visible .history-tooltip {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* --- CTA Section --- */
.cta-section {
  padding: 100px 0;
  background: var(--color-primary);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(200,169,110,0.08) 0%, transparent 70%);
}

.cta-section .container {
  position: relative;
  z-index: 2;
}

.cta-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--color-white);
  margin-bottom: 20px;
}

.cta-desc {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.6);
  max-width: 500px;
  margin: 0 auto 40px;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* --- Contact Form --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.contact-info-item {
  display: flex;
  gap: 20px;
  margin-bottom: 32px;
}

.contact-info-online {
  min-width: 168px;
  justify-content: center;
  margin-bottom: 32px;
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  min-width: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-gray-100);
  color: var(--color-secondary);
}

.contact-info-icon svg {
  width: 20px;
  height: 20px;
}

.contact-info-text h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.contact-info-text p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
}

.contact-info-text p a {
  color: inherit;
  text-decoration: none;
}

.contact-info-text p a:hover {
  color: var(--color-secondary);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-gray-700);
}

.form-input,
.form-textarea,
.form-select {
  padding: 14px 16px;
  font-family: var(--font-primary);
  font-size: 0.95rem;
  color: var(--color-gray-800);
  background: var(--color-white);
  border: 1px solid var(--color-gray-300);
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  border-color: var(--color-secondary);
}

.form-textarea {
  min-height: 140px;
  resize: vertical;
}

.form-select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23999' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.contact-form-actions {
  display: flex;
  gap: 14px;
}

.contact-form-actions .btn {
  flex: 1 1 0;
  justify-content: center;
}

/* --- Map Container --- */
.map-container {
  min-height: 420px;
  background: var(--color-gray-200);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-grid > .fade-in-left > .map-container {
  display: flex;
}

body .map-container:not(.contact-inline-map) {
  display: none;
}

.contact-inline-map {
  min-height: 0;
  height: clamp(360px, 36vw, 468px);
  margin-top: 28px;
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
}

.map-placeholder {
  text-align: center;
  color: var(--color-gray-500);
}

.map-link {
  text-decoration: none;
  transition: color var(--transition), transform var(--transition);
}

.map-link:hover {
  color: var(--color-secondary);
  transform: translateY(-2px);
}

.map-placeholder svg {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  opacity: 0.4;
}

.map-address-panel {
  position: absolute;
  left: 28px;
  bottom: 24px;
  z-index: 2;
  max-width: min(560px, calc(100% - 220px));
  padding: 18px 22px;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--color-gray-200);
  box-shadow: 0 14px 32px rgba(0,0,0,0.12);
}

.map-address-panel span {
  display: block;
  margin-bottom: 6px;
  color: var(--color-gray-500);
  font-size: 0.82rem;
  font-weight: 700;
}

.map-address-panel strong {
  display: block;
  color: var(--color-gray-900);
  font-size: 1rem;
  line-height: 1.6;
}

.contact-map-frame {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  background: var(--color-gray-200);
}

.map-direction-link {
  position: absolute;
  right: 28px;
  bottom: 24px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  background: var(--color-primary);
  color: var(--color-white);
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 14px 32px rgba(0,0,0,0.18);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.map-direction-link:hover {
  background: var(--color-secondary);
  transform: translateY(-2px);
}

.contact-inline-map .map-address-panel {
  left: 24px;
  bottom: 24px;
  max-width: calc(100% - 240px);
}

.contact-inline-map .map-direction-link {
  right: 24px;
  bottom: 24px;
}

@media (max-width: 768px) {
  .map-container {
    min-height: 460px;
  }

  .contact-inline-map {
    height: 420px;
  }

  .map-address-panel {
    left: 16px;
    right: 16px;
    bottom: 84px;
    max-width: none;
    padding: 16px 18px;
  }

  .map-direction-link {
    left: 16px;
    right: 16px;
    bottom: 24px;
  }
}

/* --- Footer --- */
.footer {
  background: var(--color-dark);
  padding: 80px 0 0;
  color: rgba(255,255,255,0.6);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 60px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo-text {
  margin-bottom: 20px;
  display: inline-block;
}

.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.7;
  max-width: 300px;
  margin-bottom: 24px;
}

.footer-social {
  display: grid;
  grid-template-columns: repeat(3, 64px);
  gap: 14px;
}

.footer-social a {
  width: 64px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.15);
  background: rgba(255,255,255,0.04);
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  border-color: var(--color-secondary);
  background: rgba(255,255,255,0.08);
  transform: translateY(-2px);
}

.footer-social a img {
  display: block;
  max-width: 34px;
  max-height: 28px;
  object-fit: contain;
}

.footer-qrcodes {
  display: flex;
  gap: 20px;
  margin-top: 32px;
}

.footer-qr-card {
  width: 108px;
  height: 108px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.04);
  overflow: hidden;
}

.footer-qr-card.is-empty {
  background:
    linear-gradient(rgba(255,255,255,0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.045) 1px, transparent 1px);
  background-size: 12px 12px;
}

.footer-qr-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.footer-col h4 {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-white);
  margin-bottom: 24px;
}

.footer-col a {
  display: block;
  font-size: 0.9rem;
  padding: 6px 0;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: var(--color-secondary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a:hover {
  color: rgba(255,255,255,0.6);
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.fade-in-right {
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.fade-in-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delays */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* --- About Page Specific --- */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-image {
  position: relative;
  height: 480px;
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.about-image-accent {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 200px;
  height: 200px;
  border: 2px solid var(--color-secondary);
  z-index: 0;
}

.about-image svg {
  width: 200px;
  height: 150px;
  opacity: 0.15;
  position: relative;
  z-index: 1;
}

.about-image img {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cms-content {
  color: var(--color-gray-700);
  line-height: 1.9;
}

.cms-content p {
  margin-bottom: 18px;
}

.cms-content img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 24px 0;
  border: 1px solid var(--color-gray-200);
}

.page-media {
  width: 100%;
  max-height: 460px;
  object-fit: cover;
  margin-bottom: 36px;
  background: var(--color-gray-100);
}

.about-text h2 {
  margin-bottom: 20px;
}

.about-text p {
  color: var(--color-gray-600);
  margin-bottom: 16px;
  line-height: 1.8;
}

.about-highlight {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--color-primary);
  border-left: 3px solid var(--color-secondary);
  padding-left: 20px;
  margin: 24px 0;
}

/* --- Counter Stats --- */
.counter-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  text-align: center;
}

.counter-item {
  padding: 48px 24px;
  border: 1px solid rgba(255,255,255,0.08);
}

.counter-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1;
  margin-bottom: 8px;
}

.counter-number .suffix {
  color: var(--color-secondary);
}

.counter-label {
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}

.brand-stats-section {
  padding: 66px 0;
  background: var(--color-white);
}

.brand-counter-grid {
  width: min(520px, 100%);
  margin-left: auto;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 38px 48px;
  padding: 16px 42px 16px 28px;
  border-right: 1px solid var(--color-gray-300);
}

.brand-counter-item {
  min-height: 78px;
  padding-left: 18px;
  border-left: 4px solid var(--color-primary);
}

.brand-counter-number {
  color: var(--color-primary);
  font-size: 2.75rem;
  font-weight: 800;
  line-height: 0.92;
}

.brand-counter-number .suffix {
  color: var(--color-primary);
}

.brand-counter-label {
  margin-top: 8px;
  color: var(--color-primary);
  font-size: 0.86rem;
  line-height: 1.35;
}

.brand-story-intro {
  grid-template-columns: 1fr;
  gap: 42px;
  align-items: start;
}

.brand-story-copy {
  padding-top: 8px;
  width: 100%;
}

.brand-story-copy .section-title {
  margin-bottom: 18px;
}

.brand-counter-grid-inline {
  width: 100%;
  max-width: none;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 42px 0 0;
  padding: 4px 0 4px 0;
  border-right: 0;
  gap: 28px 38px;
}

.brand-story-image {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  align-self: start;
}

.brand-story-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.brand-page-section {
  padding: 96px 0;
}

.brand-project-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.brand-project-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  overflow: hidden;
}

.brand-project-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
  background: var(--color-gray-100);
}

.brand-project-copy {
  padding: 24px;
}

.brand-project-copy small {
  display: block;
  margin-bottom: 10px;
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-secondary);
  text-transform: uppercase;
}

.brand-project-copy h3 {
  font-size: 1.05rem;
  margin-bottom: 10px;
}

.brand-project-copy p {
  color: var(--color-gray-600);
  font-size: 0.9rem;
  line-height: 1.7;
}

.brand-partner-image {
  width: 100%;
  overflow: hidden;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
}

.brand-partner-image img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
}

.brand-detail-panel {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: 64px;
  align-items: center;
}

.brand-detail-media {
  background: var(--color-gray-100);
  min-height: 360px;
  overflow: hidden;
}

.brand-detail-media img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  display: block;
}

.brand-detail-copy .section-desc {
  margin-bottom: 24px;
}

.brand-cert-carousel {
  position: relative;
}

.brand-cert-viewport {
  overflow: hidden;
  min-width: 0;
}

.brand-cert-track {
  --cert-columns: 4;
  --cert-gap: 24px;
  display: flex;
  gap: var(--cert-gap);
  transition: transform var(--transition-normal);
  will-change: transform;
}

.brand-cert-card {
  flex: 0 0 calc((100% - (var(--cert-gap) * (var(--cert-columns) - 1))) / var(--cert-columns));
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 28px;
  min-width: 0;
}

.brand-cert-card img {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 18px;
  border: 1px solid var(--color-gray-200);
}

.brand-cert-card > img:only-child {
  margin-bottom: 0;
}

.brand-cert-content h3 {
  font-size: 1rem;
  margin-bottom: 10px;
}

.brand-cert-content p {
  color: var(--color-gray-600);
  line-height: 1.7;
}

.brand-cert-nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-900);
  font-size: 30px;
  line-height: 1;
  background: rgba(255, 255, 255, 0.94);
  border: 1px solid var(--color-gray-200);
  box-shadow: 0 12px 26px rgba(17, 24, 39, 0.14);
  cursor: pointer;
  transform: translateY(-50%);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
}

.brand-cert-nav:hover,
.brand-cert-nav:focus-visible {
  color: var(--color-white);
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  outline: none;
}

.brand-cert-nav:disabled {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

.brand-cert-prev {
  left: -22px;
}

.brand-cert-next {
  right: -22px;
}

.brand-showcase-carousel {
  margin-top: 8px;
}

.brand-showcase-track {
  --cert-columns: 3;
}

.brand-showcase-card {
  padding: 0;
  overflow: hidden;
  border: 0;
  background: transparent;
}

.brand-showcase-media {
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 4 / 3;
  padding: 0;
  color: var(--color-gray-500);
  background: var(--color-gray-100);
  border: 1px solid var(--color-gray-200);
}

.brand-showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  margin: 0;
  border: 0;
}

.brand-showcase-media span {
  max-width: 240px;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.5;
  text-align: center;
  color: var(--color-gray-700);
}

.brand-showcase-card .brand-cert-content {
  padding: 12px 0 0;
  text-align: center;
}

.brand-showcase-card .brand-cert-content h3 {
  margin: 0;
  font-size: 1rem;
  line-height: 1.45;
  text-align: center;
}

.brand-showcase-card .brand-cert-content p {
  display: none;
}

.home-honors {
  padding: 88px 0;
}

.home-honors-layout {
  display: grid;
  gap: 72px;
}

.home-honor-block .section-header {
  margin-bottom: 34px;
}

.home-honor-carousel .brand-cert-nav {
  top: 42%;
}

/* --- Team Grid --- */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.team-card {
  text-align: center;
}

.team-avatar {
  width: 120px;
  height: 120px;
  margin: 0 auto 24px;
  border-radius: 50%;
  background: var(--color-gray-200);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.team-avatar svg {
  width: 60px;
  height: 60px;
  color: var(--color-gray-400);
}

.team-card h4 {
  margin-bottom: 4px;
}

.team-card .team-role {
  font-size: 0.85rem;
  color: var(--color-secondary);
  font-weight: 500;
  margin-bottom: 12px;
}

.team-card p {
  font-size: 0.9rem;
  color: var(--color-gray-600);
  line-height: 1.6;
}

/* --- Product Detail Page --- */
.product-showcase {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.product-showcase:nth-child(even) {
  direction: rtl;
}

.product-showcase:nth-child(even) > * {
  direction: ltr;
}

.product-showcase-image {
  height: 400px;
  background: var(--color-gray-100);
  display: flex;
  align-items: center;
  justify-content: center;
}

.product-showcase-image svg {
  width: 220px;
  height: 140px;
  opacity: 0.2;
}

.product-showcase-content h3 {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.product-showcase-content p {
  color: var(--color-gray-600);
  line-height: 1.8;
  margin-bottom: 24px;
}

.product-specs-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 24px;
}

.product-spec-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.product-spec-row .label {
  font-size: 0.85rem;
  color: var(--color-gray-500);
}

.product-spec-row .value {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-primary);
}

/* --- Homepage Plan Modules --- */
.home-hero {
  min-height: 100vh;
}

.home-hero-actions {
  position: absolute;
  left: clamp(64px, 7.2vw, 140px);
  bottom: clamp(170px, 21vh, 210px);
  z-index: 10;
}

.home-products,
.home-solutions {
  padding: var(--section-padding);
}

.home-category-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.home-category-card,
.home-solution-card {
  position: relative;
  display: block;
  overflow: hidden;
  min-height: 420px;
  background: var(--color-dark);
  color: var(--color-white);
}

.home-category-card img,
.home-solution-card img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.home-card-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.08) 0%, rgba(0,0,0,0.7) 100%);
  transition: background var(--transition-normal);
}

.home-card-copy {
  position: absolute;
  left: 32px;
  right: 32px;
  bottom: 32px;
  z-index: 2;
}

.home-card-copy small {
  display: block;
  margin-bottom: 10px;
  color: var(--color-secondary);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.home-card-copy strong {
  display: block;
  color: var(--color-white);
  font-size: 2rem;
  line-height: 1.1;
  margin-bottom: 12px;
}

.home-card-copy em {
  display: block;
  max-width: 520px;
  color: rgba(255,255,255,0.78);
  font-style: normal;
  line-height: 1.7;
}

.home-category-card:hover img,
.home-solution-card:hover img {
  transform: scale(1.06);
  filter: saturate(1.08);
}

.home-category-card:hover .home-card-shade,
.home-solution-card:hover .home-card-shade {
  background: linear-gradient(180deg, rgba(0,0,0,0.05) 0%, rgba(0,0,0,0.82) 100%);
}

.home-brand-title-only {
  margin-top: 84px;
  margin-bottom: 0;
}

.home-metrics {
  padding: 82px 0;
}

.home-brand-story {
  padding: 96px 0;
  background: var(--color-white);
  color: var(--color-primary);
}

.home-brand-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.92fr) minmax(420px, 0.82fr);
  gap: 72px;
  align-items: start;
  color: inherit;
}

.home-brand-layout.is-text-only,
.home-brand-layout:not(:has(.home-brand-media)) {
  grid-template-columns: minmax(0, 760px);
}

.home-brand-copy {
  display: block;
  padding-top: 8px;
}

.home-brand-copy small {
  display: block;
  margin-bottom: 14px;
  color: var(--color-secondary);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
}

.home-brand-copy strong {
  display: block;
  margin-bottom: 18px;
  color: var(--color-primary);
  font-size: clamp(2.1rem, 4vw, 3.4rem);
  line-height: 1.08;
}

.home-brand-copy em {
  display: block;
  max-width: 520px;
  color: var(--color-gray-600);
  font-style: normal;
  font-size: 1.02rem;
  line-height: 1.85;
}

.home-brand-counter {
  display: grid;
  margin-top: 34px;
}

.home-brand-counter.brand-counter-grid-inline {
  grid-template-columns: repeat(4, max-content);
  gap: 0;
  align-items: stretch;
}

.home-brand-counter .brand-counter-item {
  min-height: 0;
  padding: 0 28px 0 24px;
  border-left-width: 3px;
}

.home-brand-counter .brand-counter-number {
  display: block;
  white-space: nowrap;
  font-size: clamp(2.3rem, 4.2vw, 3.9rem);
  line-height: 0.96;
}

.home-brand-counter .brand-counter-label {
  max-width: 138px;
  margin-top: 10px;
  font-size: 0.92rem;
  line-height: 1.55;
}

.home-brand-action {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 34px;
  padding: 14px 28px;
  background: var(--color-primary);
  color: var(--color-white);
  border: 1px solid var(--color-primary);
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 1px;
  transition: background var(--transition-normal), border-color var(--transition-normal), color var(--transition-normal);
}

.home-brand-action svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-normal);
}

.home-brand-layout:hover .home-brand-action {
  background: var(--color-secondary);
  border-color: var(--color-secondary);
}

.home-brand-layout:hover .home-brand-action svg {
  transform: translateX(4px);
}

.home-brand-media {
  position: relative;
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  min-height: 0;
}

.home-brand-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  background: var(--color-gray-100);
  filter: none;
}

.home-brand-image-main {
  min-height: 0;
}

.home-brand-layout:hover .home-brand-image {
  filter: none;
}

.home-solution-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.home-solution-card {
  min-height: 430px;
}

.home-solution-card .home-card-copy {
  left: 24px;
  right: 24px;
  bottom: 26px;
}

.home-solution-card .home-card-copy strong {
  font-size: 1.4rem;
}

.home-inquiry-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: 56px;
  align-items: start;
}

.home-contact-list {
  display: grid;
  gap: 12px;
  margin: 32px 0;
}

.home-online-contact {
  margin: 20px 0 4px;
}

.home-contact-list a,
.home-contact-list span {
  color: var(--color-gray-700);
  border-bottom: 1px solid var(--color-gray-200);
  padding-bottom: 12px;
}

.home-qr-box {
  width: 180px;
  height: 180px;
  display: grid;
  place-items: center;
  padding: 18px;
  border: 1px solid var(--color-gray-300);
  background:
    linear-gradient(90deg, var(--color-gray-200) 1px, transparent 1px),
    linear-gradient(var(--color-gray-200) 1px, transparent 1px),
    var(--color-white);
  background-size: 18px 18px;
  text-align: center;
}

.home-qr-box span {
  display: block;
  width: 100%;
  font-weight: 700;
  color: var(--color-primary);
}

.home-qr-box small {
  color: var(--color-gray-600);
  line-height: 1.5;
}

.home-inquiry-form {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  padding: 36px;
}

/* --- Solution Pages --- */
.solution-hero {
  position: relative;
  min-height: 640px;
  display: flex;
  align-items: center;
  overflow: hidden;
  background: var(--color-dark);
  color: var(--color-white);
}

.solution-hero > img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.solution-hero-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,0.82) 0%, rgba(0,0,0,0.54) 45%, rgba(0,0,0,0.18) 100%);
}

.solution-hero .container {
  position: relative;
  z-index: 2;
  padding-top: var(--header-height);
}

.solution-hero .breadcrumb a,
.solution-hero .breadcrumb span {
  color: rgba(255,255,255,0.72);
}

.solution-hero .page-hero-title {
  color: var(--color-white);
}

.solution-hero .page-hero-desc {
  max-width: 680px;
  color: rgba(255,255,255,0.76);
}

.solution-choice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px;
}

.solution-choice-card {
  position: relative;
  min-height: 430px;
  display: block;
  overflow: hidden;
  background: var(--color-dark);
  color: var(--color-white);
}

.solution-choice-card img {
  width: 100%;
  height: 100%;
  min-height: inherit;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.solution-choice-shade {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0.08), rgba(0,0,0,0.78));
}

.solution-choice-copy {
  position: absolute;
  left: 34px;
  right: 34px;
  bottom: 34px;
  z-index: 2;
}

.solution-choice-copy small,
.solution-process-item span,
.solution-case-card small {
  display: block;
  margin-bottom: 10px;
  color: var(--color-secondary);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.solution-choice-copy strong {
  display: block;
  margin-bottom: 12px;
  color: var(--color-white);
  font-size: 2rem;
  line-height: 1.1;
}

.solution-choice-copy em {
  display: block;
  max-width: 560px;
  color: rgba(255,255,255,0.76);
  font-style: normal;
  line-height: 1.7;
}

.solution-choice-card:hover img {
  transform: scale(1.06);
  filter: saturate(1.08);
}

.solution-process-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 18px;
}

.solution-process-item {
  min-height: 220px;
  padding: 28px 24px;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
}

.solution-process-item h3 {
  margin-bottom: 12px;
  font-size: 1.1rem;
}

.solution-process-item p {
  color: var(--color-gray-600);
  font-size: 0.9rem;
  line-height: 1.7;
}

.solution-intro-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(520px, 1.1fr);
  gap: 64px;
  align-items: start;
}

.solution-intro-btn {
  margin-top: 24px;
}

.solution-config-panel {
  display: contents;
}

.solution-gallery {
  position: relative;
  grid-column: 2;
  grid-row: 1 / span 3;
  width: 100%;
  aspect-ratio: 5 / 4;
  overflow: hidden;
  background: var(--color-gray-200);
}

.solution-gallery-track {
  display: flex;
  height: 100%;
  transition: transform var(--transition-normal);
}

.solution-gallery .solution-diagram {
  flex: 0 0 100%;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
}

.solution-gallery-nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 42px;
  height: 42px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--color-gray-900);
  font-size: 22px;
  line-height: 1;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid var(--color-gray-200);
  box-shadow: 0 10px 22px rgba(17, 24, 39, 0.12);
  cursor: pointer;
  transform: translateY(-50%);
  transition: background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.solution-gallery-nav:hover,
.solution-gallery-nav:focus-visible {
  color: var(--color-white);
  background: var(--color-secondary);
  border-color: var(--color-secondary);
  outline: none;
}

.solution-gallery-prev {
  left: 14px;
}

.solution-gallery-next {
  right: 14px;
}

.solution-config-panel h3 {
  grid-column: 1;
  margin: 10px 0 22px;
  font-size: 1.35rem;
}

.solution-diagram {
  display: block;
  grid-column: 2;
  grid-row: 1 / span 3;
  width: 100%;
  aspect-ratio: 5 / 4;
  object-fit: cover;
  margin: 0;
  background: var(--color-gray-200);
}

.solution-config-panel dl {
  grid-column: 1;
  display: grid;
  margin: 0;
  border-top: 1px solid var(--color-gray-200);
}

.solution-config-panel dt,
.solution-config-panel dd {
  margin: 0;
  padding: 16px 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.solution-config-panel dt {
  color: var(--color-primary);
  font-weight: 800;
}

.solution-config-panel dd {
  color: var(--color-gray-600);
}

.solution-case-carousel {
  position: relative;
  --case-columns: 3;
  --case-gap: 28px;
}

.solution-case-viewport {
  overflow: hidden;
}

.solution-case-grid {
  display: flex;
  gap: var(--case-gap);
  transition: transform var(--transition-normal);
  will-change: transform;
}

.solution-case-card {
  flex: 0 0 calc((100% - (var(--case-columns) - 1) * var(--case-gap)) / var(--case-columns));
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  overflow: hidden;
  transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.solution-case-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.solution-case-card img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.solution-case-card div {
  padding: 26px 28px 30px;
}

.solution-case-card h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.solution-case-card p {
  color: var(--color-gray-600);
  line-height: 1.7;
  font-size: 0.92rem;
}

.solution-case-nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 44px;
  height: 44px;
  border: 1px solid var(--color-gray-300);
  background: var(--color-white);
  color: var(--color-primary);
  font-size: 30px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  transform: translateY(-50%);
  cursor: pointer;
  transition: background var(--transition-fast), color var(--transition-fast), opacity var(--transition-fast);
}

.solution-case-nav:hover {
  background: var(--color-primary);
  color: var(--color-white);
}

.solution-case-nav:disabled {
  opacity: 0.35;
  cursor: default;
  pointer-events: none;
}

.solution-case-prev {
  left: -22px;
}

.solution-case-next {
  right: -22px;
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-grid-four {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 40px;
  }

  .counter-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .brand-counter-grid {
    margin-left: 0;
  }

  .brand-story-intro {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .brand-counter-grid-inline {
    max-width: none;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brand-project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .brand-detail-panel {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .brand-cert-track {
    --cert-columns: 2;
  }

  .brand-showcase-track {
    --cert-columns: 2;
  }

  .about-intro {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .product-detail-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .home-solution-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .home-inquiry-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .home-brand-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .home-brand-counter.brand-counter-grid-inline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 26px 0;
  }

  .home-brand-media {
    aspect-ratio: 4 / 3;
    min-height: 0;
  }

  .home-brand-layout {
    grid-template-columns: 1fr;
  }

  .home-brand-image-main {
    min-height: 0;
  }

  .solution-process-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .solution-intro-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .solution-config-panel h3,
  .solution-gallery,
  .solution-diagram,
  .solution-config-panel dl {
    grid-column: 1;
    grid-row: auto;
  }

  .solution-gallery,
  .solution-diagram {
    aspect-ratio: 4 / 3;
  }

  .solution-case-carousel {
    --case-columns: 2;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 60px 0;
    --header-height: 64px;
  }

  .solution-case-carousel {
    --case-columns: 1;
  }

  .solution-case-prev {
    left: 12px;
  }

  .solution-case-next {
    right: 12px;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100dvh;
    max-height: 100vh;
    background: rgba(13,13,13,0.98);
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    gap: 18px;
    overflow-y: auto;
    overscroll-behavior: contain;
    padding: calc(var(--header-height) + env(safe-area-inset-top) + 20px) 24px calc(32px + env(safe-area-inset-bottom));
    transition: right var(--transition-normal);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    -webkit-overflow-scrolling: touch;
  }

  .nav-item {
    padding: 0;
    text-align: center;
  }

  .nav-dropdown {
    display: block;
    position: static;
    min-width: 0;
    margin-top: 8px;
    padding: 0;
    background: transparent;
    border: 0;
    box-shadow: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
  }

  .nav-dropdown a {
    padding: 4px 0;
    font-size: 0.9rem;
    color: rgba(255,255,255,0.55);
  }

  .nav.open {
    right: 0;
  }

  .nav a {
    font-size: 1.05rem;
    letter-spacing: 2px;
    line-height: 1.35;
  }

  .language-switcher {
    flex: 0 0 auto;
    margin-top: 4px;
    width: min(260px, 82vw);
  }

  .language-btn {
    width: 100%;
    height: 42px;
    justify-content: center;
    font-size: 0.95rem;
  }

  .language-dropdown {
    position: static;
    display: none;
    min-width: 0;
    margin-top: 10px;
    background: rgba(255,255,255,0.06);
    transform: none;
  }

  .language-switcher.is-open .language-dropdown {
    display: block;
  }

  .language-dropdown button {
    justify-content: center;
    font-size: 0.95rem;
  }

  .nav-cta {
    margin-left: 0;
  }

  .menu-toggle {
    display: flex;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .product-solution-grid {
    grid-template-columns: 1fr;
  }

  .products-grid {
    grid-template-columns: 1fr;
  }

  .product-gallery-main {
    padding: 22px;
  }

  .product-gallery-nav {
    width: 36px;
    height: 36px;
    font-size: 18px;
  }

  .product-gallery-prev {
    left: 10px;
  }

  .product-gallery-next {
    right: 10px;
  }

  .product-gallery-thumbs {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }

  .product-detail-actions {
    flex-direction: column;
  }

  .product-detail-actions .btn {
    justify-content: center;
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .process-grid-four {
    grid-template-columns: 1fr;
  }

  .process-card-body {
    padding: 22px 22px 26px;
  }

  .detail-actions {
    flex-direction: column;
  }

  .detail-actions .btn {
    justify-content: center;
  }

  .home-category-grid,
  .home-solution-grid {
    grid-template-columns: 1fr;
  }

  .home-category-card,
  .home-solution-card {
    min-height: 320px;
  }

  .home-card-copy {
    left: 22px;
    right: 22px;
    bottom: 24px;
  }

  .home-card-copy strong {
    font-size: 1.55rem;
  }

  .home-inquiry-form {
    padding: 24px;
  }

  .home-brand-story {
    padding: 68px 0;
  }

  .home-brand-counter.brand-counter-grid-inline {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .home-brand-counter .brand-counter-item {
    padding-right: 0;
  }

  .home-brand-media {
    aspect-ratio: 4 / 3;
    min-height: 0;
  }

  .home-brand-image-main {
    min-height: 0;
  }

  .brand-counter-grid-inline {
    grid-template-columns: 1fr;
    gap: 26px 24px;
  }

  .brand-counter-number {
    font-size: 2.2rem;
  }

  .brand-story-image {
    aspect-ratio: 4 / 3;
  }

  .brand-page-section {
    padding: 64px 0;
  }

  .brand-project-grid {
    grid-template-columns: 1fr;
  }

  .brand-project-copy,
  .brand-cert-card {
    padding: 22px;
  }

  .brand-showcase-card {
    padding: 0;
  }

  .brand-cert-track {
    --cert-columns: 1;
    --cert-gap: 18px;
  }

  .brand-showcase-track {
    --cert-columns: 1;
  }

  .brand-cert-prev {
    left: 8px;
  }

  .brand-cert-next {
    right: 8px;
  }

  .brand-cert-nav {
    width: 38px;
    height: 38px;
    font-size: 26px;
  }

  .brand-detail-media,
  .brand-detail-media img {
    min-height: 260px;
  }

  .solution-hero {
    min-height: 560px;
  }

  .solution-choice-grid,
  .solution-case-grid {
    grid-template-columns: 1fr;
  }

  .solution-choice-card {
    min-height: 340px;
  }

  .solution-choice-copy {
    left: 24px;
    right: 24px;
    bottom: 24px;
  }

  .solution-choice-copy strong {
    font-size: 1.55rem;
  }

  .solution-process-grid {
    grid-template-columns: 1fr;
  }

  .values-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-direction: column;
    gap: 24px;
    margin-top: 48px;
  }

  .hero-buttons {
    flex-direction: column;
  }

  .home-hero .hero-buttons {
    left: 24px;
    right: 24px;
    bottom: 86px;
  }

  .hero-buttons .btn {
    justify-content: center;
  }

  .team-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .timeline {
    margin-right: -20px;
    padding-right: 20px;
  }

  .timeline-track {
    grid-auto-columns: minmax(280px, 82vw);
    gap: 18px;
  }

  .timeline-card-body {
    padding: 22px 22px 26px;
  }

  .timeline-year {
    font-size: 1.85rem;
  }

  .brand-history-section {
    padding: 48px 0 56px;
  }

  .brand-history-head {
    margin-bottom: 26px;
  }

  .history-axis {
    display: grid;
    grid-auto-flow: column;
    grid-auto-columns: minmax(220px, 72vw);
    gap: 22px;
    min-width: 0;
    overflow-x: auto;
    margin-right: -24px;
    padding: 6px 24px 52px 0;
    scroll-padding-left: 0;
    scroll-snap-type: x mandatory;
    overscroll-behavior-x: contain;
    scrollbar-width: thin;
    scrollbar-color: var(--color-secondary) rgba(255, 255, 255, 0.16);
    touch-action: pan-y;
    -webkit-overflow-scrolling: touch;
  }

  .history-axis::before {
    left: 8px;
    right: 24px;
    bottom: 24px;
  }

  .history-node {
    width: auto;
    min-width: 0;
    padding-bottom: 42px;
    scroll-snap-align: start;
  }

  .history-year {
    font-size: 1.16rem;
  }

  .history-tooltip {
    max-width: 200px;
    white-space: normal;
  }

  .product-showcase {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .product-showcase:nth-child(even) {
    direction: ltr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-actions {
    flex-direction: column;
  }

  .products-tabs {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .tab-btn {
    white-space: nowrap;
    padding: 16px 20px;
  }

  .counter-grid {
    grid-template-columns: 1fr 1fr;
  }

  .page-hero {
    padding: 150px 0 60px;
  }
}

/* --- Utility --- */
.text-center { text-align: center; }
.text-white { color: var(--color-white); }
.mb-0 { margin-bottom: 0; }
.mt-20 { margin-top: 20px; }
.mt-40 { margin-top: 40px; }
.mt-60 { margin-top: 60px; }