/* ============================================
   Rivox – Pixelo | G20 India Summit Case Study
   Holo Mesh Screen Website Stylesheet
   ============================================ */

/* CSS Variables */
:root {
  --primary-50: #f0f9ff;
  --primary-100: #e0f2fe;
  --primary-200: #bae6fd;
  --primary-300: #7dd3fc;
  --primary-400: #38bdf8;
  --primary-500: #0ea5e9;
  --primary-600: #0284c7;
  --primary-700: #0369a1;
  --primary-800: #075985;
  --primary-900: #0c4a6e;

  --accent-50: #fffbeb;
  --accent-100: #fef3c7;
  --accent-200: #fde68a;
  --accent-300: #fcd34d;
  --accent-400: #fbbf24;
  --accent-500: #f59e0b;
  --accent-600: #d97706;
  --accent-700: #b45309;

  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-500: #64748b;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;

  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'Playfair Display', Georgia, serif;

  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;

  --transition: all 0.3s ease;
  --transition-slow: all 0.5s ease;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  color: var(--neutral-800);
  background-color: var(--neutral-50);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (min-width: 640px) {
  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }
}

@media (min-width: 1024px) {
  .container {
    padding-left: 3rem;
    padding-right: 3rem;
  }
}

@media (min-width: 1280px) {
  .container {
    padding-left: 4rem;
    padding-right: 4rem;
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--neutral-900);
}

/* Section Base */
.section {
  padding: 5rem 0;
}

@media (min-width: 1024px) {
  .section {
    padding: 7rem 0;
  }
}

.section-header {
  text-align: center;
  max-width: 768px;
  margin: 0 auto 3.5rem;
}

.section-title {
  font-size: 2rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .section-title {
    font-size: 2.5rem;
  }
}

@media (min-width: 1024px) {
  .section-title {
    font-size: 3rem;
  }
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--neutral-600);
  line-height: 1.7;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-lg);
  transition: var(--transition);
  white-space: nowrap;
}

.btn svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.btn-primary {
  background-color: var(--primary-600);
  color: #fff;
}

.btn-primary:hover {
  background-color: var(--primary-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-outline {
  background-color: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.3);
}

.btn-outline:hover {
  background-color: rgba(255,255,255,0.1);
  border-color: rgba(255,255,255,0.5);
}

.btn-light {
  background-color: #fff;
  color: var(--primary-700);
}

.btn-light:hover {
  background-color: var(--primary-50);
  transform: translateY(-2px);
}

.btn-outline-light {
  background-color: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.3);
}

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

.btn-full {
  width: 100%;
}



/* Header */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1.25rem 0;
  transition: var(--transition);
}

.site-header.scrolled {
  background-color: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-md);
  padding: 0.75rem 0;
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  color: #fff;
  transition: var(--transition);
}

.site-header.scrolled .logo {
  color: var(--neutral-900);
}

.logo-icon {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--primary-400);
  transition: var(--transition);
}

.site-header.scrolled .logo-icon {
  color: var(--primary-600);
}

/* Navigation List */
.nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Desktop Navigation */
@media (min-width: 1024px) {

  .main-nav {
    position: static;
    width: auto;
    height: auto;
    background: none;
    padding: 0;
    box-shadow: none;
  }

  .nav-list {
    display: flex !important;
    flex-direction: row !important;
    align-items: center;
    justify-content: flex-end;
    gap: 2rem;
  }

  .nav-list li {
    display: inline-flex;
  }

  .mobile-toggle {
    display: none;
  }
}

/* Mobile Toggle */
.mobile-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  z-index: 1001;
}

.hamburger-line {
  display: block;
  width: 24px;
  height: 2px;
  background-color: #fff;
  transition: var(--transition);
  border-radius: 2px;
}

.site-header.scrolled .hamburger-line {
  background-color: var(--neutral-800);
}

.mobile-toggle.active .hamburger-line:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active .hamburger-line:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active .hamburger-line:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Navigation */
@media (max-width: 1023px) {

  .main-nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    max-width: 320px;
    height: 100vh;
    background-color: #fff;
    padding: 6rem 2rem 2rem;
    transition: right 0.3s ease;
    box-shadow: var(--shadow-xl);
    z-index: 999;
  }

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

  .nav-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }
}

/* Links */
.nav-link {
  font-size: 0.875rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  transition: var(--transition);
  position: relative;
  text-decoration: none;
}

.site-header.scrolled .nav-link {
  color: var(--neutral-700);
}

.nav-link:hover {
  color: #fff;
}

.site-header.scrolled .nav-link:hover {
  color: var(--primary-600);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--primary-400);
  transition: width 0.3s ease;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-cta {
  background-color: var(--primary-600);
  color: #fff !important;
  padding: 0.5rem 1.25rem;
  border-radius: var(--radius-lg);
}

.nav-cta:hover {
  background-color: var(--primary-700);
}

.nav-cta::after {
  display: none;
}





/* Hero */
.hero {
  position: relative;
  min-height: 100vh;
  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;
  background: linear-gradient(135deg, rgba(15,23,42,0.92) 0%, rgba(15,23,42,0.75) 50%, rgba(15,23,42,0.45) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: 8rem;
  padding-bottom: 4rem;
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: rgba(255,255,255,0.1);
  backdrop-filter: blur(8px);
  border-radius: 9999px;
  color: rgba(255,255,255,0.9);
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  animation: fadeIn 0.8s ease-out;
}

.hero-badge svg {
  width: 1rem;
  height: 1rem;
}

.hero-title {
  font-size: 2.5rem;
  color: #fff;
  margin-bottom: 1.5rem;
  line-height: 1.15;
  animation: slideUp 0.6s ease-out 0.1s both;
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 3.25rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 4rem;
  }
}

.hero-title span {
  color: var(--primary-300);
}

.hero-subtitle {
  font-size: 1.125rem;
  color: rgba(255,255,255,0.85);
  line-height: 1.7;
  margin-bottom: 1rem;
  animation: slideUp 0.6s ease-out 0.2s both;
}

.hero-desc {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  margin-bottom: 2rem;
  animation: slideUp 0.6s ease-out 0.3s both;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
  animation: slideUp 0.6s ease-out 0.4s both;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  animation: fadeIn 0.8s ease-out 0.5s both;
}

.hero-meta-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
}

.hero-meta-item svg {
  width: 1.25rem;
  height: 1.25rem;
}

.scroll-down {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255,255,255,0.5);
  animation: bounce 2s infinite;
  z-index: 1;
}

.scroll-down svg {
  width: 2rem;
  height: 2rem;
}

/* About */
.about {
  background-color: #fff;
}

.about-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.about-image {
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 400px;
}

.about-content h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.names-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .names-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.name-tag {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background-color: var(--neutral-50);
  border: 1px solid var(--neutral-100);
  border-radius: var(--radius-lg);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--neutral-700);
}

.name-tag svg {
  width: 1rem;
  height: 1rem;
  color: var(--primary-600);
  flex-shrink: 0;
}

.about-text {
  color: var(--neutral-600);
  line-height: 1.7;
}

/* How It Works */
.how-it-works {
  background-color: var(--neutral-50);
}

.steps-grid {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .steps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.step-card {
  position: relative;
  padding: 2rem;
  background-color: #fff;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--neutral-100);
  transition: var(--transition);
}

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

.step-number {
  position: absolute;
  top: 1rem;
  right: 1rem;
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 700;
  color: var(--primary-100);
  line-height: 1;
}

.step-icon {
  width: 3.5rem;
  height: 3.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-50);
  border-radius: var(--radius-lg);
  margin-bottom: 1.25rem;
  color: var(--primary-600);
}

.step-icon svg {
  width: 1.5rem;
  height: 1.5rem;
}

.step-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.step-desc {
  color: var(--neutral-600);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.applications-list {
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--accent-50) 100%);
  border-radius: var(--radius-2xl);
  padding: 2rem;
}

@media (min-width: 768px) {
  .applications-list {
    padding: 2.5rem;
  }
}

.applications-list h3 {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.app-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.app-tag {
  padding: 0.625rem 1.25rem;
  background-color: #fff;
  border-radius: var(--radius-lg);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-700);
  box-shadow: var(--shadow-sm);
}

/* Features */
.features {
  background-color: #fff;
}

.features-grid {
  display: grid;
  gap: 1.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-card {
  background-color: var(--neutral-50);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--neutral-100);
  transition: var(--transition);
}

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

.feature-image {
  height: 220px;
  overflow: hidden;
}

.feature-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.feature-body {
  padding: 1.5rem;
}

.feature-icon {
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-600);
  border-radius: var(--radius-lg);
  color: #fff;
  margin-bottom: 1rem;
}

.feature-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.feature-title {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.feature-desc {
  color: var(--neutral-600);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.benefits-bar {
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--accent-50) 100%);
  border-radius: var(--radius-2xl);
  padding: 2rem;
}

@media (min-width: 768px) {
  .benefits-bar {
    padding: 2.5rem;
  }
}

.benefits-bar h3 {
  text-align: center;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.benefits-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .benefits-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.benefit-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background-color: #fff;
  border-radius: var(--radius-lg);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--neutral-700);
  box-shadow: var(--shadow-sm);
}

.benefit-item svg {
  width: 1.125rem;
  height: 1.125rem;
  color: var(--primary-600);
  flex-shrink: 0;
}

.benefits-note {
  text-align: center;
  color: var(--neutral-600);
  font-size: 0.9375rem;
}

/* Applications */
.applications {
  background-color: var(--neutral-50);
}

.apps-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .apps-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .apps-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.app-card {
  background-color: #fff;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  border: 1px solid var(--neutral-100);
  transition: var(--transition);
}

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

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

.app-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

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

.app-body {
  padding: 1.5rem;
}

.app-body h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
  transition: color 0.3s ease;
}

.app-card:hover .app-body h3 {
  color: var(--primary-600);
}

.app-body p {
  color: var(--neutral-600);
  font-size: 0.9375rem;
  line-height: 1.6;
}

/* Case Study */
.case-study {
  background-color: #fff;
}

.case-study-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
}

@media (min-width: 1024px) {
  .case-study-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.case-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background-color: var(--primary-50);
  color: var(--primary-700);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.case-badge svg {
  width: 1rem;
  height: 1rem;
}

.case-study .section-title {
  text-align: left;
  margin-bottom: 0.75rem;
}

.case-subtitle {
  font-size: 1.25rem;
  color: var(--primary-700);
  margin-bottom: 1.25rem;
  font-family: var(--font-sans);
}

.case-study-content p {
  color: var(--neutral-600);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.case-checks {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1.5rem;
}

.case-check {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
  color: var(--neutral-700);
  font-weight: 500;
}

.case-check svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary-600);
}

.case-study-image {
  position: relative;
  border-radius: var(--radius-2xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
}

.case-study-image img {
  width: 100%;
  height: auto;
  min-height: 400px;
  object-fit: cover;
}

.case-image-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 2rem;
  background: linear-gradient(to top, rgba(15,23,42,0.85), transparent);
}

.caption-title {
  color: #fff;
  font-weight: 600;
  font-size: 1.125rem;
}

.caption-sub {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
}

/* Pepper's Ghost */
.pepper {
  background-color: var(--neutral-50);
}

.pepper-grid {
  display: grid;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .pepper-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.pepper-card {
  padding: 2rem;
  background-color: #fff;
  border-radius: var(--radius-2xl);
  border: 1px solid var(--neutral-100);
}

.pepper-card h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.pepper-card p {
  color: var(--neutral-600);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.pepper-card p:last-child {
  margin-bottom: 0;
}

.pepper-highlight {
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--accent-50) 100%);
}

.pepper-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.pepper-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--neutral-700);
  font-size: 0.9375rem;
}

.pepper-list li svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary-600);
  flex-shrink: 0;
}

/* Sizes & Pricing */
.sizes {
  background-color: #fff;
}

.sizes-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .sizes-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.sizes-info h3,
.sizes-cards h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.price-factors {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.price-factors li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.875rem 1rem;
  background-color: var(--neutral-50);
  border-radius: var(--radius-lg);
  color: var(--neutral-700);
  font-size: 0.9375rem;
}

.price-factors li svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary-600);
  flex-shrink: 0;
}

.sizes-note {
  color: var(--neutral-600);
  line-height: 1.7;
  padding: 1rem;
  background-color: var(--accent-50);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--accent-400);
}

.size-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 640px) {
  .size-cards-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.size-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  padding: 1.5rem 1rem;
  background: linear-gradient(135deg, var(--primary-50) 0%, var(--primary-100) 100%);
  border-radius: var(--radius-xl);
  text-align: center;
  transition: var(--transition);
}

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

.size-card svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary-600);
}

.size-dim {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--neutral-900);
}

.size-label {
  font-size: 0.75rem;
  color: var(--neutral-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.custom-size-note {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background-color: var(--accent-50);
  border-radius: var(--radius-lg);
  color: var(--accent-800);
  font-size: 0.9375rem;
}

.custom-size-note svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--accent-600);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

/* Why Choose */
.why-choose {
  background-color: var(--neutral-50);
}

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

@media (min-width: 640px) {
  .why-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.why-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.75rem;
  padding: 1.5rem;
  background-color: #fff;
  border-radius: var(--radius-xl);
  border: 1px solid var(--neutral-100);
  transition: var(--transition);
}

.why-item:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.why-item svg {
  width: 2rem;
  height: 2rem;
  color: var(--primary-600);
}

.why-item h4 {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--neutral-700);
}

.why-summary {
  text-align: center;
  color: var(--neutral-600);
  font-size: 1.0625rem;
}

/* Supplier */
.supplier {
  background-color: var(--neutral-900);
  color: #fff;
}

.supplier .section-title {
  color: #fff;
}

.supplier-grid {
  display: grid;
  gap: 3rem;
  align-items: start;
}

@media (min-width: 1024px) {
  .supplier-grid {
    grid-template-columns: 1.2fr 0.8fr;
  }
}

.supplier-content p {
  color: var(--neutral-300);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.supplier-content h3 {
  color: #fff;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  font-family: var(--font-sans);
}

.offerings-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.offering {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--neutral-300);
}

.offering svg {
  width: 1rem;
  height: 1rem;
  color: var(--primary-400);
  flex-shrink: 0;
}

.supply-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 2rem;
}

.supply-tag {
  padding: 0.5rem 1rem;
  background-color: rgba(255,255,255,0.08);
  border-radius: 9999px;
  font-size: 0.8125rem;
  color: var(--neutral-200);
  border: 1px solid rgba(255,255,255,0.1);
}

.disclaimer {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem;
  background-color: rgba(245,158,11,0.1);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--accent-500);
}

.disclaimer svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--accent-400);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.disclaimer p {
  color: var(--neutral-200);
  font-size: 0.875rem;
  margin-bottom: 0;
}

.disclaimer strong {
  color: var(--accent-300);
}

.map-card {
  background-color: rgba(255,255,255,0.05);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-2xl);
  padding: 1.5rem;
}

.map-card h3 {
  color: #fff;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  font-family: var(--font-sans);
}

.map-image {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-bottom: 1.5rem;
}

.map-image img {
  width: 100%;
  height: 250px;
  object-fit: cover;
}

.map-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background-color: rgba(15,23,42,0.5);
  text-align: center;
}

.map-overlay svg {
  width: 3rem;
  height: 3rem;
  color: var(--primary-400);
  margin-bottom: 0.5rem;
}

.map-title {
  color: #fff;
  font-weight: 600;
  font-size: 1.125rem;
}

.map-sub {
  color: rgba(255,255,255,0.7);
  font-size: 0.875rem;
}

.map-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  text-align: center;
}

.stat-num {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--primary-400);
  line-height: 1;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--neutral-400);
  margin-top: 0.25rem;
}

/* FAQ */
.faq {
  background-color: var(--neutral-50);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background-color: #fff;
  border-radius: var(--radius-xl);
  border: 1px solid var(--neutral-100);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  text-align: left;
  font-size: 1rem;
  font-weight: 500;
  color: var(--neutral-900);
  transition: background-color 0.3s ease;
}

.faq-question:hover {
  background-color: var(--neutral-50);
}

.faq-question span {
  padding-right: 1rem;
}

.faq-icon {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--neutral-400);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding: 0 1.5rem 1.25rem;
}

.faq-answer p {
  color: var(--neutral-600);
  line-height: 1.7;
}

/* Contact */
.contact {
  background-color: #fff;
}

.contact-grid {
  display: grid;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.contact-info .section-title {
  text-align: left;
}

.contact-info p {
  color: var(--neutral-600);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-icon {
  width: 2.75rem;
  height: 2.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--primary-50);
  border-radius: var(--radius-lg);
  color: var(--primary-600);
  flex-shrink: 0;
}

.contact-icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.contact-item h4 {
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--neutral-900);
  margin-bottom: 0.25rem;
}

.contact-item p,
.contact-item a {
  color: var(--neutral-600);
  font-size: 0.9375rem;
}

.contact-item a:hover {
  color: var(--primary-600);
}

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

.contact-form-wrapper::before {
  content: '';
  position: absolute;
  inset: -1rem;
  background: linear-gradient(135deg, var(--primary-100) 0%, var(--accent-100) 100%);
  border-radius: var(--radius-2xl);
  opacity: 0.5;
  z-index: 0;
}

.contact-form {
  position: relative;
  z-index: 1;
  background-color: #fff;
  border-radius: var(--radius-2xl);
  padding: 2rem;
  box-shadow: var(--shadow-lg);
}

@media (min-width: 768px) {
  .contact-form {
    padding: 2.5rem;
  }
}

.contact-form h3 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
}

.form-row {
  display: grid;
  gap: 1rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .form-row {
    grid-template-columns: repeat(2, 1fr);
  }
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--neutral-700);
  margin-bottom: 0.375rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--neutral-200);
  border-radius: var(--radius-lg);
  font-family: inherit;
  font-size: 0.9375rem;
  color: var(--neutral-800);
  background-color: #fff;
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px var(--primary-100);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--neutral-400);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  padding-right: 2.5rem;
}

.form-note {
  text-align: center;
  font-size: 0.8125rem;
  color: var(--neutral-500);
  margin-top: 1rem;
}

/* CTA */
.cta {
  background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-600) 100%);
  padding: 4rem 0;
  text-align: center;
}

.cta h2 {
  color: #fff;
  font-size: 2rem;
  margin-bottom: 1rem;
}

@media (min-width: 640px) {
  .cta h2 {
    font-size: 2.5rem;
  }
}

.cta p {
  color: var(--primary-100);
  font-size: 1.125rem;
  max-width: 640px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* Footer */
.site-footer {
  background-color: var(--neutral-900);
  color: var(--neutral-400);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
  }
}

.footer-brand .logo {
  margin-bottom: 1rem;
  color: #fff;
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h4 {
  color: #fff;
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-col li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
}

.footer-col li svg {
  width: 1rem;
  height: 1rem;
  flex-shrink: 0;
}

.footer-col a {
  color: var(--neutral-400);
  transition: color 0.3s ease;
}

.footer-col a:hover {
  color: var(--primary-400);
}

.footer-bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  padding-top: 2rem;
  border-top: 1px solid var(--neutral-800);
}

@media (min-width: 640px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-bottom p {
  font-size: 0.875rem;
}

.footer-links {
  display: flex;
  gap: 1.5rem;
}

.footer-links a {
  font-size: 0.875rem;
  color: var(--neutral-500);
  transition: color 0.3s ease;
}

.footer-links a:hover {
  color: var(--primary-400);
}

/* Animations */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bounce {
  0%, 20%, 50%, 80%, 100% {
    transform: translateX(-50%) translateY(0);
  }
  40% {
    transform: translateX(-50%) translateY(-10px);
  }
  60% {
    transform: translateX(-50%) translateY(-5px);
  }
}

/* Scroll Reveal */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Mobile Overlay */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(0,0,0,0.5);
  z-index: 998;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-overlay.active {
  opacity: 1;
  visibility: visible;
}

/* Print Styles */
@media print {
  .site-header,
  .scroll-down,
  .cta,
  .contact-form-wrapper,
  .mobile-toggle {
    display: none !important;
  }

  .hero {
    min-height: auto;
    padding: 2rem 0;
  }

  .hero-bg img {
    display: none;
  }

  .hero-overlay {
    background: none;
  }

  .hero-content {
    padding-top: 0;
  }

  .hero-title,
  .hero-subtitle,
  .hero-desc {
    color: #000 !important;
  }

  .section {
    padding: 2rem 0;
    page-break-inside: avoid;
  }
}