/* =====================================================
   Delvitt — Modern Corporate B2B Website
   Industrial electrical components & automation parts
   ===================================================== */

/* ============== CSS VARIABLES ============== */
:root {
  /* Brand */
  --color-primary: #0B4D8C;
  --color-primary-dark: #083D6F;
  --color-primary-light: #E8F4FD;
  --color-accent: #E67E22;
  --color-accent-light: #FEF3E7;

  /* Neutrals */
  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #64748B;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F8FAFC;
  --color-bg-soft: #F1F5F9;
  --color-border: #E2E8F0;

  /* Spacing */
  --section-py: 96px;
  --section-py-mobile: 64px;
  --container-max: 1280px;
  --container-padding: 24px;

  /* Typography */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-display: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif;

  /* Effects */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.07), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

/* ============== RESET ============== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text-secondary);
  background: var(--color-bg);
}

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

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

a:hover {
  color: var(--color-primary-dark);
}

ul, ol {
  list-style: none;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ============== SELF-HOSTED FONTS (no external requests) ============== */
/* Inter variable font (latin subset), self-hosted for reliable loading
   in both mainland China and international markets. */
@font-face {
  font-family: 'Inter';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../fonts/inter-latin-var.woff2') format('woff2');
}

/* ============== LAYOUT ============== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.section {
  padding: var(--section-py) 0;
}

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

.section-border {
  border-top: 1px solid var(--color-border);
}

/* ============== TYPOGRAPHY ============== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-text);
  line-height: 1.2;
  font-weight: 700;
}

h1 {
  font-size: clamp(2.25rem, 5vw, 3.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.1;
}

h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  font-weight: 700;
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.25rem;
  font-weight: 600;
}

h4 {
  font-size: 1.125rem;
  font-weight: 600;
}

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.lead {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--color-text-muted);
}

.lead-light {
  color: rgba(255, 255, 255, 0.9);
}

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

/* ============== NAVIGATION ============== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-text);
  text-decoration: none;
}

.brand:hover {
  color: var(--color-text);
}

.brand-mark {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  background: var(--color-primary);
  color: white;
  font-size: 1.25rem;
  border-radius: var(--radius-sm);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-menu a {
  padding: 8px 14px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-primary);
  background: var(--color-primary-light);
}

.nav-quote-btn {
  margin-left: 16px;
}

.nav-quote-btn-mobile {
  display: none;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  color: var(--color-text);
}

/* ============== BUTTONS ============== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

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

.btn-light:hover {
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
}

.btn-outline-light {
  background: transparent;
  color: white;
  border-color: rgba(255, 255, 255, 0.5);
}

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

.btn-sm {
  padding: 8px 16px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1rem;
}

/* ============== HERO ============== */
.hero {
  position: relative;
  min-height: 90vh;
  min-height: 700px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.88) 0%, rgba(15, 23, 42, 0.65) 50%, rgba(15, 23, 42, 0.35) 100%);
}

.hero-watermark-mask {
  position: absolute;
  inset: 0;
  z-index: 1;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.92) 0%, transparent 35%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 140px 0 100px;
  color: white;
}

.hero-content h1 {
  color: white;
  margin-bottom: 24px;
}

.hero-content .lead {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
  max-width: 600px;
}

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

.hero-eyebrow {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.95);
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 100px;
  margin-bottom: 20px;
}

/* Hero compact variant for inner pages */
.hero-compact {
  min-height: 480px;
  min-height: auto;
  padding: 140px 0 80px;
}

.hero-compact .hero-overlay {
  background: linear-gradient(90deg, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.55) 60%, rgba(15, 23, 42, 0.35) 100%);
}

/* ============== SECTION HEADER ============== */
.section-header {
  max-width: 720px;
  margin-bottom: 64px;
}

.section-header.text-center {
  margin-left: auto;
  margin-right: auto;
}

.section-eyebrow {
  display: inline-block;
  padding: 5px 12px;
  background: var(--color-primary-light);
  color: var(--color-primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-header h2 {
  margin-bottom: 16px;
}

.section-header .lead {
  margin-bottom: 0;
}

/* ============== PAGE HEADER ============== */
.page-header {
  padding-top: 140px;
  padding-bottom: 40px;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.breadcrumb a {
  color: var(--color-text-muted);
}

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

.page-header h1 {
  margin-bottom: 12px;
}

.page-header p {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 700px;
}

/* ============== ADVANTAGES ============== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.advantage-card {
  padding: 32px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.advantage-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-light);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  margin-bottom: 20px;
}

.advantage-card h3 {
  margin-bottom: 10px;
  font-size: 1.125rem;
}

.advantage-card p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ============== STATS ============== */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.stat-card {
  text-align: center;
  padding: 32px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-weight: 500;
}

/* ============== PRODUCT CATEGORIES ============== */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.category-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 360px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--color-bg-soft);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.category-image {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

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

.category-image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.55), transparent 60%);
}

.category-icon {
  position: absolute;
  bottom: 16px;
  left: 24px;
  z-index: 2;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  color: var(--color-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
}

.category-content {
  padding: 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.category-content h3 {
  margin-bottom: 8px;
}

.category-content p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  flex: 1;
}

.category-content ul {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 16px;
}

.category-content li {
  font-size: 0.8rem;
  padding: 4px 10px;
  background: var(--color-bg-soft);
  color: var(--color-text-secondary);
  border-radius: 100px;
}

.category-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary);
}

.category-link:hover {
  gap: 10px;
}

/* ============== CUSTOMER SEGMENTS ============== */
.segments-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.segment-card {
  display: flex;
  flex-direction: column;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}

.segment-card:hover {
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.segment-image {
  height: 200px;
  overflow: hidden;
}

.segment-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

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

.segment-content {
  padding: 28px;
}

.segment-content h3 {
  margin-bottom: 8px;
}

.segment-content p {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ============== PRODUCT DETAIL CARDS ============== */
.product-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 80px;
}

.product-detail:last-child {
  margin-bottom: 0;
}

.product-detail.reverse {
  direction: rtl;
}

.product-detail.reverse > * {
  direction: ltr;
}

.product-detail-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.product-detail-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.product-detail-content h3 {
  font-size: 1.75rem;
  margin-bottom: 16px;
}

.product-detail-content > p {
  margin-bottom: 24px;
}

.product-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.product-list li {
  position: relative;
  padding-left: 22px;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
}

.product-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 10px;
  height: 10px;
  background: var(--color-primary);
  border-radius: 50%;
}

/* ============== FACTORY / REGION CARDS ============== */
.factory-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.factory-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  min-height: 420px;
  border: 1px solid var(--color-border);
}

.factory-card img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.factory-card::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.3) 50%, transparent 100%);
}

.factory-card-content {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 2;
  padding: 32px;
  color: white;
}

.factory-card-content h3 {
  color: white;
  font-size: 1.5rem;
  margin-bottom: 8px;
}

.factory-card-content p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 0;
  font-size: 0.95rem;
}

.factory-tag {
  display: inline-block;
  padding: 4px 10px;
  background: var(--color-accent);
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: 100px;
  margin-bottom: 12px;
}

/* ============== MARKETS ============== */
.markets-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}

.market-card {
  text-align: center;
  padding: 24px 16px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.market-card:hover {
  border-color: var(--color-primary);
  box-shadow: var(--shadow-md);
}

.market-flag {
  font-size: 2rem;
  margin-bottom: 8px;
}

.market-name {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-text);
}

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

.bottom-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.6;
}

.bottom-cta .container {
  position: relative;
  z-index: 1;
}

.bottom-cta h2 {
  color: white;
  margin-bottom: 16px;
}

.bottom-cta p {
  color: rgba(255, 255, 255, 0.85);
  max-width: 600px;
  margin: 0 auto 32px;
  font-size: 1.125rem;
}

/* ============== CONTACT ============== */
.contact-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 48px;
}

.contact-info {
  padding: 32px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  height: fit-content;
}

.contact-info h3 {
  margin-bottom: 12px;
}

.contact-info > p {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

.contact-item {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
}

.contact-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  color: var(--color-primary);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.contact-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 2px;
}

.contact-value {
  font-weight: 600;
  color: var(--color-text);
}

.service-areas {
  margin-top: 28px;
}

.service-areas h4 {
  font-size: 0.9rem;
  margin-bottom: 12px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag {
  display: inline-flex;
  padding: 6px 12px;
  background: white;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  font-size: 0.85rem;
  font-weight: 500;
  border-radius: 100px;
}

/* ============== FORM ============== */
.contact-form {
  padding: 40px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
}

.contact-form h3 {
  margin-bottom: 8px;
}

.form-sub {
  color: var(--color-text-muted);
  margin-bottom: 28px;
}

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

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: 6px;
}

.form-group .required {
  color: var(--color-accent);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 14px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--color-text);
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(11, 77, 140, 0.1);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

.form-actions {
  margin-top: 8px;
}

.form-note {
  margin-top: 12px;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.form-success {
  display: none;
  padding: 32px;
  background: #F0FDF4;
  border: 1px solid #BBF7D0;
  border-radius: var(--radius-lg);
  color: #166534;
  margin-bottom: 24px;
  text-align: center;
}

.form-success.show {
  display: block;
}

.form-success strong {
  display: block;
  font-size: 1.25rem;
  margin-bottom: 8px;
}

.form-error {
  display: none;
  padding: 12px 16px;
  background: #FEF2F2;
  border: 1px solid #FECACA;
  border-radius: var(--radius-sm);
  color: #991B1B;
  font-size: 0.9rem;
  margin-bottom: 20px;
}

/* ============== FOOTER ============== */
.footer {
  padding: 80px 0 24px;
  background: var(--color-text);
  color: rgba(255, 255, 255, 0.7);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 64px;
}

.footer .brand {
  color: white;
  margin-bottom: 16px;
}

.footer .brand:hover {
  color: white;
}

.footer-brand p {
  max-width: 320px;
  font-size: 0.9rem;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

.footer h4 {
  color: white;
  font-size: 0.95rem;
  margin-bottom: 20px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: white;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.5);
}

/* ============== BREADCRUMB ============== */
.breadcrumb a::after {
  content: '/';
  margin-left: 8px;
  color: var(--color-text-muted);
}

/* ============== LOGO BAR ============== */
.logo-bar {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 48px;
  flex-wrap: wrap;
  padding: 40px 0;
  opacity: 0.6;
}

.logo-item {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ============== SPLIT SECTION ============== */
.split-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.split-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.split-image img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.split-content h2 {
  margin-bottom: 20px;
}

.split-content p {
  margin-bottom: 16px;
  color: var(--color-text-muted);
}

.feature-list {
  margin-top: 24px;
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 12px;
  color: var(--color-text-secondary);
}

.feature-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  width: 18px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230B4D8C' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: contain;
}

/* ============== CTA CARD ============== */
.cta-card {
  background: white;
  padding: 48px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

@media (max-width: 768px) {
  .cta-card {
    padding: 32px 24px;
  }
}

/* ============== PROCESS STEPS ============== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.process-step {
  position: relative;
  padding: 32px;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
}

.process-step::after {
  content: '';
  position: absolute;
  top: 48px;
  right: -24px;
  width: 24px;
  height: 2px;
  background: var(--color-border);
}

.process-step:last-child::after {
  display: none;
}

.step-number {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary);
  color: white;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 16px;
}

.process-step h3 {
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

/* ============== RESPONSIVE ============== */
@media (max-width: 1024px) {
  .advantages-grid,
  .stats-grid,
  .process-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .markets-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .process-step::after {
    display: none;
  }

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

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

@media (max-width: 768px) {
  :root {
    --container-padding: 20px;
  }

  .nav-menu {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 24px;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    box-shadow: var(--shadow-xl);
  }

  .nav-menu.open {
    transform: translateX(0);
  }

  .nav-menu a {
    width: 100%;
    padding: 14px 0;
    font-size: 1.1rem;
    border-radius: 0;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-quote-btn {
    display: none;
  }

  .nav-quote-btn-mobile {
    display: block;
    margin-top: 16px;
    background: var(--color-primary);
    color: white !important;
    text-align: center;
    border-radius: var(--radius-sm) !important;
    border-bottom: none !important;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-content {
    padding: 120px 0 80px;
  }

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

  .btn {
    width: 100%;
  }

  .categories-grid,
  .product-detail,
  .split-section,
  .factory-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .advantages-grid,
  .stats-grid,
  .segments-grid,
  .process-grid,
  .markets-grid {
    grid-template-columns: 1fr;
  }

  .product-detail.reverse {
    direction: ltr;
  }

  .product-detail-image img {
    aspect-ratio: 16/9;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .section {
    padding: var(--section-py-mobile) 0;
  }
}

/* ============== ACCESSIBILITY ============== */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* ============== PRINT ============== */
@media print {
  .nav,
  .hero,
  .bottom-cta,
  .footer {
    display: none;
  }
}