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

:root {
  /* Dark Mode Default Variables */
  --bg-primary: #0b0f19;
  --bg-secondary: #111827;
  --bg-tertiary: #1f2937;
  --text-primary: #f9fafb;
  --text-secondary: #9ca3af;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-rgb: 245, 158, 11;
  --border: rgba(255, 255, 255, 0.08);
  --glass-bg: rgba(11, 15, 25, 0.7);
  --glass-border: rgba(255, 255, 255, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.4);
  --card-shadow: 0 15px 35px -5px rgba(0, 0, 0, 0.5);
  --input-bg: rgba(17, 24, 39, 0.8);
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  --max-width: 1200px;
}

body.light-theme {
  /* Light Mode Variable Overrides */
  --bg-primary: #f8fafc;
  --bg-secondary: #ffffff;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --accent: #d97706;
  --accent-hover: #b45309;
  --accent-rgb: 217, 119, 6;
  --border: rgba(15, 23, 42, 0.08);
  --glass-bg: rgba(255, 255, 255, 0.75);
  --glass-border: rgba(15, 23, 42, 0.08);
  --glass-shadow: rgba(0, 0, 0, 0.05);
  --card-shadow: 0 15px 35px -5px rgba(15, 23, 42, 0.1);
  --input-bg: #ffffff;
}

/* CSS Resets & General Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color 0.3s ease, color 0.3s ease;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

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

button, .btn {
  font-family: var(--font-heading);
  font-weight: 600;
  cursor: pointer;
  border: none;
  outline: none;
  transition: var(--transition);
}

/* Scrollbar Customization */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: var(--bg-tertiary);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Container */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header & Navigation */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background-color: var(--glass-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: var(--glass-shadow);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
}

.logo-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.5rem;
  box-shadow: 0 4px 10px rgba(var(--accent-rgb), 0.3);
}

.logo-text {
  font-size: 1.5rem;
  font-family: var(--font-heading);
  font-weight: 800;
  letter-spacing: -0.03em;
  background: linear-gradient(to right, var(--text-primary), var(--accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-weight: 500;
  font-size: 0.95rem;
  opacity: 0.85;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent);
  opacity: 1;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.theme-toggle-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.theme-toggle-btn:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--accent);
  color: var(--accent);
}

.theme-toggle-btn .sun {
  display: none;
}

body.light-theme .theme-toggle-btn .moon {
  display: none;
}

body.light-theme .theme-toggle-btn .sun {
  display: block;
}

.btn-nav-quote {
  padding: 0.6rem 1.2rem;
  border-radius: 6px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.btn-nav-quote:hover {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
  transform: translateY(-2px);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  background: none;
  border: none;
}

.menu-toggle span {
  display: block;
  width: 28px;
  height: 3px;
  background-color: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 100px;
  background-image: linear-gradient(rgba(11, 15, 25, 0.88), rgba(11, 15, 25, 0.82)), url('images/hero_bg.png');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

body.light-theme .hero {
  background-image: linear-gradient(rgba(248, 250, 252, 0.9), rgba(248, 250, 252, 0.8)), url('images/hero_bg.png');
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 650px;
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUp 0.8s forwards 0.2s;
}

.badge-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background-color: rgba(var(--accent-rgb), 0.15);
  border: 1px solid rgba(var(--accent-rgb), 0.3);
  color: var(--accent);
  border-radius: 30px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-title span {
  background: linear-gradient(135deg, var(--accent), #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  max-width: 550px;
}

.hero-actions {
  display: flex;
  gap: 1.25rem;
}

.btn-primary {
  padding: 0.85rem 2rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.3);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(var(--accent-rgb), 0.4);
}

.btn-secondary {
  padding: 0.85rem 2rem;
  background-color: transparent;
  border: 1.5px solid var(--border);
  color: var(--text-primary);
  border-radius: 8px;
}

.btn-secondary:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--accent);
  transform: translateY(-3px);
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 4rem;
  border-top: 1px solid var(--border);
  padding-top: 2rem;
}

.stat-item h3 {
  font-size: 2.25rem;
  color: var(--accent);
  margin-bottom: 0.25rem;
}

.stat-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.hero-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--card-shadow);
  border-radius: 20px;
  padding: 2.5rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  transform: scale(0.9);
  animation: scaleIn 0.8s forwards 0.4s;
}

.hero-card-title {
  font-size: 1.35rem;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.hero-card-title::before {
  content: '';
  display: inline-block;
  width: 4px;
  height: 20px;
  background: var(--accent);
  border-radius: 2px;
}

.hero-activity-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.activity-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: var(--bg-primary);
  border: 1px solid var(--border);
  border-radius: 10px;
  transition: var(--transition);
}

.activity-badge:hover {
  transform: translateX(5px);
  border-color: var(--accent);
}

.activity-icon {
  width: 42px;
  height: 42px;
  border-radius: 8px;
  background-color: rgba(var(--accent-rgb), 0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.activity-info h4 {
  font-size: 1rem;
  margin-bottom: 0.1rem;
}

.activity-info p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Sections Common Styles */
.section {
  padding: 8rem 0;
}

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

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 5rem auto;
  opacity: 0;
  transform: translateY(30px);
  transition: var(--transition);
}

.section-header.visible {
  opacity: 1;
  transform: translateY(0);
}

.section-subtitle {
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 1.25rem;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
}

/* About Us Section */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s ease;
}

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

.about-tagline {
  font-size: 1.8rem;
  line-height: 1.4;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.about-tagline span {
  color: var(--accent);
}

.about-p {
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.features-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.feature-check {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.check-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: rgba(var(--accent-rgb), 0.15);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.feature-check-text h4 {
  font-size: 1.05rem;
  margin-bottom: 0.2rem;
}

.feature-check-text p {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.about-right {
  position: relative;
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s ease;
}

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

.about-img-frame {
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  border: 1px solid var(--border);
}

.about-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  transition: var(--transition);
}

.about-img-frame:hover .about-img {
  transform: scale(1.03);
}

.floating-badge {
  position: absolute;
  bottom: 30px;
  left: -30px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  box-shadow: var(--card-shadow);
  border-radius: 12px;
  padding: 1.5rem;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  display: flex;
  align-items: center;
  gap: 1rem;
  max-width: 240px;
}

.floating-badge-icon {
  width: 48px;
  height: 48px;
  background: var(--accent);
  color: #fff;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  box-shadow: 0 4px 10px rgba(var(--accent-rgb), 0.3);
}

.floating-badge-text h5 {
  font-size: 1.1rem;
  margin-bottom: 0.1rem;
}

.floating-badge-text p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* Products Section */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.product-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.6s ease, transform 0.6s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.product-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.product-card:hover {
  transform: translateY(-8px);
  border-color: var(--accent);
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.6);
}

body.light-theme .product-card:hover {
  box-shadow: 0 20px 40px -10px rgba(15, 23, 42, 0.15);
}

.product-img-wrapper {
  position: relative;
  height: 240px;
  overflow: hidden;
  background-color: var(--bg-tertiary);
}

.product-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.product-card:hover .product-img {
  transform: scale(1.08);
}

.product-hsn-badge {
  position: absolute;
  top: 15px;
  right: 15px;
  background-color: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(5px);
  border: 1px solid var(--glass-border);
  color: var(--accent);
  padding: 0.25rem 0.75rem;
  border-radius: 30px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.product-content {
  padding: 2rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.product-title {
  font-size: 1.35rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.product-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.product-specs {
  list-style: none;
  border-top: 1px solid var(--border);
  padding-top: 1.25rem;
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.product-specs li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.product-specs li::before {
  content: '▪';
  color: var(--accent);
  font-size: 1rem;
}

.product-btn {
  display: block;
  text-align: center;
  padding: 0.75rem;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
}

.product-btn:hover {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* Quote Estimator Section */
.estimator-grid {
  display: grid;
  grid-template-columns: 1.10fr 0.90fr;
  gap: 4rem;
  align-items: start;
}

.estimator-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s ease;
}

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

.estimator-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: var(--card-shadow);
}

.estimator-tabs {
  display: flex;
  gap: 0.75rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.25rem;
}

.estimator-tab {
  flex: 1;
  padding: 0.75rem 1rem;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-secondary);
  text-align: center;
  font-size: 0.85rem;
}

.estimator-tab.active {
  background-color: var(--accent);
  color: #fff;
  border-color: var(--accent);
  font-weight: 700;
  box-shadow: 0 4px 10px rgba(var(--accent-rgb), 0.2);
}

.estimator-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-primary);
}

.form-control-wrapper {
  position: relative;
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.25rem;
  background-color: var(--input-bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--accent);
  outline: none;
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.15);
}

.input-suffix {
  position: absolute;
  right: 15px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.estimator-options {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.option-card {
  border: 1px solid var(--border);
  background-color: var(--bg-primary);
  border-radius: 8px;
  padding: 1rem;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.option-card:hover {
  border-color: var(--accent);
}

.option-card.selected {
  border-color: var(--accent);
  background-color: rgba(var(--accent-rgb), 0.05);
}

.option-radio {
  accent-color: var(--accent);
  width: 16px;
  height: 16px;
}

.option-details h5 {
  font-size: 0.85rem;
  margin-bottom: 0.05rem;
}

.option-details p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.estimator-right {
  position: sticky;
  top: 110px;
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s ease;
}

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

.summary-card {
  background: linear-gradient(145deg, var(--bg-secondary), var(--bg-primary));
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 2.5rem;
  box-shadow: var(--card-shadow);
}

.summary-header {
  border-bottom: 1px solid var(--border);
  padding-bottom: 1.5rem;
  margin-bottom: 2rem;
}

.summary-title {
  font-size: 1.5rem;
  margin-bottom: 0.25rem;
}

.summary-subtitle {
  font-size: 0.8rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.summary-rows {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

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

.summary-label {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.summary-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.summary-value.highlight {
  color: var(--accent);
}

.total-row {
  border-top: 1.5px dashed var(--border);
  padding-top: 1.5rem;
  margin-top: 0.5rem;
}

.total-label {
  font-size: 1.1rem;
  font-weight: 700;
}

.total-price {
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--accent);
  font-family: var(--font-heading);
}

.weight-row {
  background-color: var(--bg-tertiary);
  padding: 0.85rem 1.25rem;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.weight-value {
  font-weight: 700;
  color: var(--text-primary);
}

.btn-order {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  width: 100%;
  padding: 1rem;
  border-radius: 8px;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  box-shadow: 0 4px 10px rgba(var(--accent-rgb), 0.2);
}

.btn-order:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 15px rgba(var(--accent-rgb), 0.3);
}

/* Contact Section */
.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 4rem;
}

.contact-info-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 3rem;
  box-shadow: var(--card-shadow);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  opacity: 0;
  transform: translateX(-40px);
  transition: all 0.8s ease;
}

.contact-info-card.visible {
  opacity: 1;
  transform: translateX(0);
}

.contact-details-wrap {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.contact-meta h3 {
  font-size: 1.75rem;
  margin-bottom: 0.5rem;
}

.contact-meta p {
  color: var(--text-secondary);
}

.contact-items {
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}

.contact-item-box {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border);
  color: var(--accent);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item-info h5 {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.2rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-item-info p {
  font-size: 1.05rem;
  font-weight: 500;
  color: var(--text-primary);
}

.hsn-compliance-badge {
  background-color: var(--bg-primary);
  border: 1px dashed var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  margin-top: 3rem;
}

.hsn-compliance-badge h6 {
  color: var(--accent);
  font-size: 0.85rem;
  margin-bottom: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hsn-compliance-badge p {
  font-size: 0.75rem;
  color: var(--text-secondary);
}

.contact-form-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 3rem;
  box-shadow: var(--card-shadow);
  opacity: 0;
  transform: translateX(40px);
  transition: all 0.8s ease;
}

.contact-form-card.visible {
  opacity: 1;
  transform: translateX(0);
}

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

.col-full {
  grid-column: span 2;
}

.contact-form label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
  display: block;
}

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

.btn-submit {
  width: 100%;
  padding: 1rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff;
  border-radius: 8px;
  font-size: 1rem;
  margin-top: 0.5rem;
  box-shadow: 0 4px 15px rgba(var(--accent-rgb), 0.3);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(var(--accent-rgb), 0.4);
}

/* Footer Section */
footer {
  background-color: #05070c;
  color: var(--text-secondary);
  border-top: 1px solid var(--border);
  padding: 5rem 0 2rem 0;
}

body.light-theme footer {
  background-color: #0f172a;
  color: #94a3b8;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 1.2fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-info h4 {
  font-size: 1.35rem;
  margin-bottom: 1.25rem;
  color: #fff;
}

.footer-info p {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.footer-links h5 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1.5rem;
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--accent);
  padding-left: 5px;
}

.footer-hsn-list {
  font-size: 0.8rem;
}

.footer-hsn-list li {
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.footer-hsn-list span {
  color: var(--accent);
  font-weight: 700;
  display: block;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 36px;
  height: 36px;
  background-color: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  color: #fff;
}

.social-link:hover {
  background-color: var(--accent);
  color: #fff;
  transform: translateY(-3px);
}

/* Privacy Policy Modal Styles */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 15, 25, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-card {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  box-shadow: var(--card-shadow);
  border-radius: 16px;
  width: 90%;
  max-width: 600px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  transform: translateY(30px);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.open .modal-card {
  transform: translateY(0);
}

.modal-header {
  padding: 1.5rem 2rem;
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  font-size: 1.5rem;
  color: var(--text-primary);
  font-family: var(--font-heading);
}

.modal-close {
  background: none;
  border: none;
  font-size: 2rem;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1;
  transition: var(--transition);
}

.modal-close:hover {
  color: var(--accent);
}

.modal-body {
  padding: 2rem;
  overflow-y: auto;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.modal-body h4 {
  margin-top: 1.5rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-size: 1.1rem;
  font-family: var(--font-heading);
}

.modal-body p {
  margin-bottom: 1.25rem;
  line-height: 1.6;
}

.modal-body ul {
  list-style: none;
  padding-left: 1rem;
  margin-bottom: 1.5rem;
}

.modal-body li {
  margin-bottom: 0.5rem;
  position: relative;
}

.modal-body li::before {
  content: '•';
  color: var(--accent);
  position: absolute;
  left: -1rem;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  bottom: 30px;
  right: 30px;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border);
  border-left: 4px solid var(--accent);
  box-shadow: var(--card-shadow);
  border-radius: 8px;
  padding: 1rem 1.5rem;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 300px;
  transform: translateX(120%);
  transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.toast.show {
  transform: translateX(0);
}

.toast-icon {
  color: var(--accent);
  font-size: 1.25rem;
}

.toast-body {
  font-size: 0.85rem;
  font-weight: 500;
}

/* Keyframes */
@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes scaleIn {
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Responsive Styling */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .hero-content {
    max-width: 100%;
    text-align: center;
  }
  .hero-desc {
    margin: 0 auto 2.5rem auto;
  }
  .hero-actions {
    justify-content: center;
  }
  .hero-stats {
    justify-content: center;
  }
  .hero-card {
    max-width: 550px;
    margin: 0 auto;
  }
  .about-grid, .estimator-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  .about-left, .about-right, .estimator-left, .estimator-right, .contact-info-card, .contact-form-card {
    opacity: 1;
    transform: none;
  }
  .floating-badge {
    left: 20px;
  }
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1.5fr 1.5fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 80px;
    left: 0;
    width: 100%;
    height: calc(100vh - 80px);
    background-color: var(--bg-primary);
    flex-direction: column;
    padding: 3rem 2rem;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform 0.4s ease;
    border-top: 1px solid var(--border);
  }
  
  .nav-menu.open {
    transform: translateX(0);
  }

  .menu-toggle {
    display: flex;
  }

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

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

  .menu-toggle.open span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -7px);
  }

  .hero-title {
    font-size: 2.75rem;
  }

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

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

  .col-full {
    grid-column: span 1;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1.5rem;
    text-align: center;
  }
}