/* ============================================
   EuroVista Windows & Doors — Design System
   White / Light Premium Theme
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

/* --- CSS Custom Properties --- */
:root {
  /* Colors — Light Theme */
  --bg-primary: #ffffff;
  --bg-secondary: #f7f8fa;
  --bg-tertiary: #eef0f4;
  --bg-card: #ffffff;
  --bg-glass: rgba(255, 255, 255, 0.7);
  --bg-glass-hover: rgba(255, 255, 255, 0.9);

  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #94a3b8;

  --accent-1: #0f766e;
  --accent-2: #0284c7;
  --accent-3: #6d28d9;
  --accent-gradient: linear-gradient(135deg, #0f766e, #0284c7);
  --accent-gradient-2: linear-gradient(135deg, #0284c7, #6d28d9);
  --accent-glow: rgba(15, 118, 110, 0.08);

  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-accent: rgba(15, 118, 110, 0.25);
  --border-medium: rgba(0, 0, 0, 0.12);

  --white: #ffffff;
  --success: #059669;
  --warning: #d97706;
  --danger: #dc2626;

  /* Typography */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Borders */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.06), 0 2px 4px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08), 0 4px 10px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 50px rgba(0, 0, 0, 0.1);
  --shadow-glow: 0 0 30px rgba(15, 118, 110, 0.1);

  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);

  /* Container */
  --container-max: 1280px;
  --container-narrow: 900px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: var(--accent-1);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-2);
}

ul,
ol {
  list-style: none;
}

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

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.875rem, 4vw, 2.75rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.375rem, 3vw, 1.75rem);
}

h4 {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
}

h5 {
  font-size: 1.0625rem;
  font-weight: 600;
}

p {
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 72ch;
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-2 {
  background: var(--accent-gradient-2);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 0.8125rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--accent-1);
  margin-bottom: var(--space-sm);
}

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

.container-narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-5xl) 0;
  position: relative;
}

.section-sm {
  padding: var(--space-3xl) 0;
}

.grid {
  display: grid;
  gap: var(--space-xl);
}

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

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

.grid-4 {
  grid-template-columns: repeat(4, 1fr);
}

.flex {
  display: flex;
  align-items: center;
}

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

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

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

.mx-auto {
  margin-left: auto;
  margin-right: auto;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.8125rem 1.75rem;
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #fff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(15, 118, 110, 0.25);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border: 1.5px solid var(--border-medium);
}

.btn-secondary:hover {
  border-color: var(--accent-1);
  color: var(--accent-1);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.btn-lg {
  padding: 0.9375rem 2.25rem;
  font-size: 1rem;
}

.btn-sm {
  padding: 0.5rem 1.25rem;
  font-size: 0.8125rem;
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
  justify-content: center;
}

/* --- Cards --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}

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

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.card:hover::before {
  opacity: 1;
}

.card-glass {
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
}

.card-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: var(--accent-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  transition: all var(--transition-base);
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  padding: var(--space-sm) 0;
}

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

.nav-logo {
  font-family: var(--font-heading);
  font-size: 1.375rem;
  font-weight: 800;
  color: var(--text-primary);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.nav-logo:hover {
  color: var(--text-primary);
}

.nav-logo-icon {
  width: 34px;
  height: 34px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  color: #fff;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-links a {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.4375rem 0.875rem;
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
  text-decoration: none;
}

.nav-links a:hover {
  color: var(--text-primary);
  background: var(--bg-secondary);
}

.nav-links a.active {
  color: var(--accent-1);
  background: var(--accent-glow);
  font-weight: 600;
}

.nav-cta {
  margin-left: var(--space-md);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translateY(7px);
}

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

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translateY(-7px);
}

/* --- Hero --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 80px;
  background: #0a1628;
}

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

.hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.55;
}

.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
      rgba(10, 22, 40, 0.85) 0%,
      rgba(10, 22, 40, 0.5) 40%,
      rgba(10, 22, 40, 0.7) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero .hero-badge {
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.hero .hero-title {
  color: #ffffff;
  margin-bottom: var(--space-lg);
}

.hero .hero-title .text-gradient {
  background: linear-gradient(135deg, #00d4aa, #00b4d8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero .hero-description {
  font-size: 1.125rem;
  margin-bottom: var(--space-2xl);
  max-width: 560px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
}

.hero .hero-buttons .btn-secondary {
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.3);
}

.hero .hero-buttons .btn-secondary:hover {
  border-color: rgba(255, 255, 255, 0.6);
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

.hero-buttons {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--space-3xl);
  margin-top: var(--space-4xl);
  padding-top: var(--space-2xl);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

.hero-stat-value {
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 800;
  color: #00d4aa;
  line-height: 1;
}

.hero-stat-label {
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.6);
  margin-top: var(--space-xs);
}

/* --- Hero Badge (reusable) --- */
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.4375rem 1rem;
  background: var(--accent-glow);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-1);
  margin-bottom: var(--space-xl);
}

/* --- Page Hero (inner pages) --- */
.page-hero {
  padding: 160px 0 80px;
  position: relative;
  overflow: hidden;
  text-align: center;
  background: #0a1628;
}

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

.page-hero .hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.page-hero .hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
      rgba(10, 22, 40, 0.7) 0%,
      rgba(10, 22, 40, 0.85) 100%);
}

.page-hero .container {
  position: relative;
  z-index: 1;
}

.page-hero .subtitle {
  margin-bottom: var(--space-sm);
  color: #00d4aa;
}

.page-hero h1 {
  margin-bottom: var(--space-md);
  color: #ffffff;
}

.page-hero h1 .text-gradient {
  background: linear-gradient(135deg, #00d4aa, #00b4d8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-hero p {
  margin: 0 auto;
  max-width: 600px;
  color: rgba(255, 255, 255, 0.75);
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
  font-size: 0.8125rem;
  color: rgba(255, 255, 255, 0.5);
}

.breadcrumb a {
  color: rgba(255, 255, 255, 0.6);
}

.breadcrumb a:hover {
  color: #ffffff;
}

.breadcrumb a:hover {
  color: var(--accent-1);
}

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

/* --- Section Headers --- */
.section-header {
  max-width: 680px;
  margin-bottom: var(--space-3xl);
}

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

.section-header p {
  margin-top: var(--space-md);
}

/* --- Feature Grid --- */
.feature-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--accent-glow);
  border: 1px solid var(--border-accent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-lg);
  font-size: 1.5rem;
  transition: all var(--transition-base);
}

.card:hover .feature-icon {
  box-shadow: var(--shadow-glow);
}

.feature-title {
  font-size: 1.125rem;
  margin-bottom: var(--space-xs);
}

.feature-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- Product Cards --- */
.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-base);
  text-decoration: none;
  display: block;
  box-shadow: var(--shadow-xs);
}

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

.product-card-img {
  width: 100%;
  height: 260px;
  overflow: hidden;
}

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

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

.product-card-body {
  padding: var(--space-xl);
}

.product-card-body h3 {
  margin-bottom: var(--space-xs);
  color: var(--text-primary);
  font-size: 1.25rem;
}

.product-card-body p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  margin-bottom: var(--space-lg);
}

.product-card-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  color: var(--accent-1);
  font-weight: 600;
  font-size: 0.875rem;
}

.product-card-link .arrow {
  transition: transform var(--transition-fast);
}

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

/* --- Stats --- */
.stats-section {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.stat-item {
  text-align: center;
  padding: var(--space-xl);
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2.25rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--accent-1);
  line-height: 1;
  margin-bottom: var(--space-xs);
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* --- USP Banner --- */
.usp-banner {
  background: var(--bg-secondary);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-xl);
  padding: var(--space-3xl);
  position: relative;
  overflow: hidden;
}

.usp-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(15, 118, 110, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

/* --- Process / Timeline --- */
.timeline {
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-subtle);
}

.timeline-item {
  position: relative;
  padding-bottom: var(--space-3xl);
}

.timeline-item:last-child {
  padding-bottom: 0;
}

.timeline-dot {
  position: absolute;
  left: -33px;
  top: 4px;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--accent-gradient);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.15);
}

.timeline-step {
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--accent-1);
  margin-bottom: var(--space-xs);
}

.timeline-title {
  font-size: 1.125rem;
  margin-bottom: var(--space-xs);
}

.timeline-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* --- Spec Table --- */
.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table th,
.spec-table td {
  padding: var(--space-md) var(--space-lg);
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.spec-table th {
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--text-primary);
  background: var(--bg-secondary);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.spec-table td {
  color: var(--text-secondary);
  font-size: 0.9375rem;
}

.spec-table tr:hover td {
  background: var(--bg-secondary);
}

/* --- Accordion / FAQ --- */
.accordion-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-sm);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

.accordion-item.active {
  border-color: var(--border-accent);
}

.accordion-header {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-lg) var(--space-xl);
  background: var(--bg-card);
  border: none;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  transition: background var(--transition-fast);
}

.accordion-header:hover {
  background: var(--bg-secondary);
}

.accordion-icon {
  font-size: 1.25rem;
  color: var(--accent-1);
  transition: transform var(--transition-base);
  flex-shrink: 0;
  margin-left: var(--space-md);
}

.accordion-item.active .accordion-icon {
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.accordion-body-inner {
  padding: 0 var(--space-xl) var(--space-xl);
  color: var(--text-secondary);
  line-height: 1.8;
  font-size: 0.9375rem;
}

/* --- Forms --- */
.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
}

.form-control {
  width: 100%;
  padding: 0.75rem var(--space-md);
  background: var(--bg-primary);
  border: 1.5px solid var(--border-medium);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.9375rem;
  transition: all var(--transition-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.1);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2394a3b8' d='M6 8.5L1 3.5h10L6 8.5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

/* --- Footer --- */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-4xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-brand p {
  margin-top: var(--space-md);
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 300px;
}

.footer h5 {
  color: var(--text-primary);
  margin-bottom: var(--space-md);
  font-family: var(--font-heading);
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  font-size: 0.875rem;
  padding: 0.3rem 0;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--accent-1);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-xl);
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* --- CTA Section --- */
.cta-section {
  text-align: center;
  padding: var(--space-5xl) 0;
  position: relative;
  overflow: hidden;
  background: var(--bg-secondary);
}

.cta-section::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(15, 118, 110, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.cta-section .subtitle {
  position: relative;
}

.cta-section h2 {
  margin-bottom: var(--space-md);
  position: relative;
}

.cta-section p {
  margin: 0 auto var(--space-2xl);
  position: relative;
}

.cta-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  position: relative;
}

/* --- Gallery Grid --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-md);
}

.gallery-item {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16/10;
  position: relative;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img {
  transform: scale(1.05);
}

/* --- Delivery Map --- */
.delivery-map {
  position: relative;
  padding: var(--space-2xl);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-sm);
}

/* --- Guarantee Badge --- */
.guarantee-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-lg) var(--space-xl);
  background: var(--accent-glow);
  border: 2px solid var(--accent-1);
  border-radius: var(--radius-xl);
  font-family: var(--font-heading);
}

.guarantee-amount {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--accent-1);
}

.guarantee-text {
  text-align: left;
}

.guarantee-text strong {
  display: block;
  color: var(--text-primary);
  font-size: 0.9375rem;
}

.guarantee-text span {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

/* --- Color Swatches --- */
.color-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: var(--space-md);
}

.color-swatch {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-xs);
}

.color-swatch:hover {
  transform: translateY(-4px);
  border-color: var(--border-accent);
  box-shadow: var(--shadow-md);
}

.color-swatch-preview {
  height: 80px;
}

.color-swatch-name {
  padding: var(--space-sm) var(--space-md);
  font-size: 0.8125rem;
  color: var(--text-secondary);
  background: var(--bg-card);
}

/* --- Particles Background (subtle on white) --- */
.particles {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  overflow: hidden;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--accent-1);
  border-radius: 50%;
  opacity: 0.07;
  animation: float-particle linear infinite;
}

@keyframes float-particle {
  0% {
    transform: translate(0, 100vh);
    opacity: 0;
  }

  10% {
    opacity: 0.07;
  }

  90% {
    opacity: 0.07;
  }

  100% {
    transform: translate(0, -100px);
    opacity: 0;
  }
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .hero-stats {
    gap: var(--space-xl);
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 340px;
    height: 100vh;
    background: var(--bg-primary);
    flex-direction: column;
    align-items: flex-start;
    padding: 100px var(--space-xl) var(--space-xl);
    border-left: 1px solid var(--border-subtle);
    transition: right var(--transition-base);
    gap: 0;
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.1);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    width: 100%;
    padding: var(--space-md);
    border-radius: var(--radius-md);
    font-size: 1rem;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    flex-direction: column;
    gap: var(--space-lg);
  }

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

  .hero-buttons .btn {
    width: 100%;
    justify-content: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }

  .footer-bottom {
    flex-direction: column;
    gap: var(--space-md);
    text-align: center;
  }

  .section {
    padding: var(--space-3xl) 0;
  }

  .container {
    padding: 0 var(--space-lg);
  }

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

@media (max-width: 480px) {
  .hero {
    padding-top: 80px;
  }

  .page-hero {
    padding: 110px 0 50px;
  }
}

/* --- Mobile Nav Overlay --- */
.nav-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.3);
  z-index: 998;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.nav-overlay.show {
  opacity: 1;
  pointer-events: all;
}

/* --- Utility --- */
.mb-0 {
  margin-bottom: 0;
}

.mb-1 {
  margin-bottom: var(--space-md);
}

.mb-2 {
  margin-bottom: var(--space-xl);
}

.mb-3 {
  margin-bottom: var(--space-2xl);
}

.mb-4 {
  margin-bottom: var(--space-3xl);
}

.mt-0 {
  margin-top: 0;
}

.mt-1 {
  margin-top: var(--space-md);
}

.mt-2 {
  margin-top: var(--space-xl);
}

.mt-3 {
  margin-top: var(--space-2xl);
}

.gap-sm {
  gap: var(--space-sm);
}

.gap-md {
  gap: var(--space-md);
}

.gap-lg {
  gap: var(--space-lg);
}

/* --- Language Switcher --- */
.lang-switcher {
  position: relative;
  margin-left: var(--space-sm);
}

.lang-current {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 0.375rem 0.625rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  font-family: var(--font-body);
}

.lang-current:hover {
  border-color: var(--border-accent);
  color: var(--text-primary);
}

.lang-dropdown {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 160px;
  background: var(--bg-primary);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-4px);
  transition: all var(--transition-fast);
  z-index: 1001;
  padding: var(--space-xs);
}

.lang-dropdown.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.lang-option {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.5rem 0.75rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  cursor: pointer;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  border: none;
  background: none;
  width: 100%;
  text-align: left;
  font-family: var(--font-body);
}

.lang-option:hover {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

.lang-option.active {
  color: var(--accent-1);
  background: var(--accent-glow);
  font-weight: 600;
}