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

:root {
  --primary: #f59e0b;
  --primary-foreground: #ffffff;
  --accent: #10b981;
  --background: #ffffff;
  --foreground: #1f2937;
  --muted: #f3f4f6;
  --muted-foreground: #6b7280;
  --secondary: #1f2937;
  --secondary-foreground: #f9fafb;
  --card: #ffffff;
  --card-foreground: #1f2937;
  --border: #e5e7eb;
  --destructive: #ef4444;
  --chart-2: #22c55e;
  --chart-4: #3b82f6;
  --radius: 0.75rem;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--background);
  color: var(--foreground);
  line-height: 1.6;
}

.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius);
  font-weight: 500;
  font-size: 0.875rem;
  cursor: pointer;
  transition: all 0.2s ease;
  text-decoration: none;
  border: none;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--primary-foreground);
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.25);
}

.btn-primary:hover {
  background-color: #d97706;
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--primary);
  color: var(--foreground);
}

.btn-outline:hover {
  background-color: rgba(245, 158, 11, 0.1);
}

.btn-ghost {
  background: transparent;
  color: var(--muted-foreground);
}

.btn-ghost:hover {
  background-color: var(--muted);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.75rem;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* Cards */
.card {
  background-color: var(--card);
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) * 1.5);
  overflow: hidden;
}

.card-header {
  padding: 1.5rem 1.5rem 0;
}

.card-content {
  padding: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.card-description {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--foreground);
}

.logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  background-color: var(--primary);
  border-radius: 0.5rem;
}

.logo-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary-foreground);
}

.logo-text {
  font-size: 1.25rem;
  font-weight: 700;
}

.nav {
  display: none;
  align-items: center;
  gap: 2rem;
}

.nav a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--muted-foreground);
  text-decoration: none;
  transition: color 0.2s;
}

.nav a:hover {
  color: var(--foreground);
}

.header-cta {
  display: none;
  align-items: center;
  gap: 1rem;
}

.phone-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  text-decoration: none;
}

.phone-link:hover {
  color: var(--foreground);
}

.mobile-menu-btn {
  display: flex;
  padding: 0.5rem;
  background: transparent;
  border: none;
  cursor: pointer;
}

@media (min-width: 768px) {
  .nav {
    display: flex;
  }
  .header-cta {
    display: flex;
  }
  .mobile-menu-btn {
    display: none;
  }
}

/* Mobile Menu */
.mobile-menu {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  background: var(--card);
  z-index: 100;
  padding: 2rem;
  box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
  flex-direction: column;
  gap: 1rem;
}

.mobile-menu.active {
  display: flex;
}

.mobile-menu a {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--foreground);
  text-decoration: none;
  padding: 0.75rem 0;
}

.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  z-index: 99;
}

.mobile-overlay.active {
  display: block;
}

/* Hero Section */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 5rem;
  overflow: hidden;
}

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

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.4));
}

.hero-content {
  position: relative;
  z-index: 10;
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

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

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(245, 158, 11, 0.2);
  color: var(--foreground);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  border: 1px solid rgba(245, 158, 11, 0.3);
}

.hero-badge svg {
  width: 1rem;
  height: 1rem;
  color: var(--primary);
}

.hero-title {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.2;
  margin: 1.5rem 0;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3rem;
  }
}

@media (min-width: 1024px) {
  .hero-title {
    font-size: 3.75rem;
  }
}

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

.hero-description {
  font-size: 1.125rem;
  color: var(--muted-foreground);
  max-width: 36rem;
  line-height: 1.75;
}

.hero-buttons {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  margin-top: 2rem;
}

@media (min-width: 640px) {
  .hero-buttons {
    flex-direction: row;
  }
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  padding-top: 2rem;
  margin-top: 2rem;
  border-top: 1px solid rgba(229, 231, 235, 0.5);
}

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

@media (min-width: 640px) {
  .hero-stat {
    text-align: left;
  }
}

.hero-stat-value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--primary);
}

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

.hero-card {
  display: none;
}

@media (min-width: 1024px) {
  .hero-card {
    display: block;
    position: relative;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    border-radius: 1.5rem;
    padding: 2rem;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    border: 1px solid rgba(229, 231, 235, 0.5);
  }
}

.hero-card-badge {
  position: absolute;
  top: -1rem;
  right: -1rem;
  background: var(--primary);
  color: var(--primary-foreground);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
}

.hero-card-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--muted);
  border-radius: 0.75rem;
  margin-bottom: 1rem;
}

.hero-card-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(245, 158, 11, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-card-icon.green {
  background: rgba(16, 185, 129, 0.1);
}

.hero-card-icon.blue {
  background: rgba(59, 130, 246, 0.1);
}

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

.hero-card-icon.green svg {
  color: var(--accent);
}

.hero-card-icon.blue svg {
  color: var(--chart-4);
}

.hero-card-label {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.hero-card-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--foreground);
}

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: rgba(245, 158, 11, 0.1);
  color: var(--foreground);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.section-badge svg {
  width: 1rem;
  height: 1rem;
  color: var(--primary);
}

.section-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 1rem;
  text-wrap: balance;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.25rem;
  }
}

.section-description {
  color: var(--muted-foreground);
  max-width: 42rem;
  margin: 0 auto;
}

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

/* Calculator Section */
.calculator-section {
  background: var(--background);
}

.calculator-grid {
  display: grid;
  gap: 2rem;
  max-width: 72rem;
  margin: 0 auto;
}

@media (min-width: 1024px) {
  .calculator-grid {
    grid-template-columns: 2fr 3fr;
  }
}

.calculator-image {
  display: none;
}

@media (min-width: 1024px) {
  .calculator-image {
    display: block;
    position: sticky;
    top: 6rem;
  }
}

.calculator-image-container {
  position: relative;
  aspect-ratio: 3/4;
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

.calculator-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(255, 255, 255, 0.9), transparent, transparent);
}

.calculator-image-card {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.5rem;
}

.calculator-image-card-inner {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: 1rem;
  padding: 1rem;
  border: 1px solid rgba(229, 231, 235, 0.5);
}

.calculator-form {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
}

@media (min-width: 768px) {
  .calculator-form {
    padding: 2rem;
  }
}

.quick-add-section {
  margin-bottom: 1.5rem;
}

.quick-add-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--foreground);
  margin-bottom: 0.75rem;
}

.quick-add-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.appliance-row {
  display: grid;
  grid-template-columns: 1fr 80px 80px 40px;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
  align-items: center;
}

.appliance-header {
  display: grid;
  grid-template-columns: 1fr 80px 80px 40px;
  gap: 0.5rem;
  margin-bottom: 0.5rem;
  padding: 0 0.25rem;
}

.appliance-header span {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--muted-foreground);
}

.appliance-header span:nth-child(2),
.appliance-header span:nth-child(3) {
  text-align: center;
}

input[type="text"],
input[type="number"],
input[type="email"],
input[type="tel"],
textarea,
select {
  width: 100%;
  padding: 0.625rem 0.875rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  background: var(--background);
  color: var(--foreground);
  transition: border-color 0.2s;
}

input:focus,
textarea:focus,
select:focus {
  outline: none;
  border-color: var(--primary);
}

input::placeholder,
textarea::placeholder {
  color: var(--muted-foreground);
}

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

.input-readonly {
  background: var(--muted);
}

.action-buttons {
  display: flex;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.results-grid {
  display: grid;
  gap: 1rem;
  animation: fadeIn 0.5s ease;
}

@media (min-width: 768px) {
  .results-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.result-card {
  padding: 1.25rem;
  border-radius: 0.75rem;
}

.result-card-usage {
  background: var(--muted);
  border: 1px solid var(--border);
}

.result-card-recommendation {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
}

.result-card-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary);
  margin-bottom: 0.75rem;
  font-weight: 500;
}

.result-card-header svg {
  width: 1.25rem;
  height: 1.25rem;
}

.result-card-value {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--foreground);
}

.result-card-unit {
  font-size: 1rem;
  font-weight: 400;
  color: var(--muted-foreground);
}

.result-system {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 0.25rem;
}

.result-price {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.result-description {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  line-height: 1.6;
}

/* Services Section */
.services-section {
  background: rgba(243, 244, 246, 0.3);
}

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

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

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

.service-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.3s ease;
}

.service-card:hover {
  border-color: rgba(245, 158, 11, 0.5);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-card-image {
  position: relative;
  height: 12rem;
  overflow: hidden;
}

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

.service-card:hover .service-card-image img {
  transform: scale(1.1);
}

.service-card-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, var(--card), transparent, transparent);
}

.service-card-icon {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  width: 3rem;
  height: 3rem;
  background: var(--primary);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.15);
}

.service-card-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  color: var(--primary-foreground);
}

.service-card-content {
  padding: 1rem 1.5rem 1.5rem;
}

.service-card-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.service-card-description {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-bottom: 1rem;
  line-height: 1.6;
}

.service-card-features {
  list-style: none;
}

.service-card-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-bottom: 0.5rem;
}

.service-card-features li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
}

/* Impact Section */
.impact-section {
  position: relative;
  overflow: hidden;
}

.impact-bg {
  position: absolute;
  inset: 0;
}

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

.impact-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(31, 41, 55, 0.95), rgba(31, 41, 55, 0.9), rgba(31, 41, 55, 0.95));
}

.impact-content {
  position: relative;
  z-index: 10;
}

.impact-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--primary);
  color: var(--primary-foreground);
  padding: 0.5rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
  box-shadow: 0 4px 14px rgba(245, 158, 11, 0.4);
}

.impact-title {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--secondary-foreground);
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .impact-title {
    font-size: 2.25rem;
  }
}

.impact-description {
  color: rgba(249, 250, 251, 0.7);
  max-width: 42rem;
  margin: 0 auto 3rem;
}

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

@media (min-width: 1024px) {
  .impact-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.impact-card {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: 1rem;
  padding: 1.5rem;
  text-align: center;
  border: 1px solid rgba(229, 231, 235, 0.5);
  transition: all 0.3s ease;
}

.impact-card:hover {
  border-color: rgba(245, 158, 11, 0.3);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
  transform: translateY(-4px);
}

.impact-card-icon {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1rem;
}

.impact-card-icon.primary {
  background: rgba(245, 158, 11, 0.1);
}

.impact-card-icon.accent {
  background: rgba(16, 185, 129, 0.1);
}

.impact-card-icon.green {
  background: rgba(34, 197, 94, 0.1);
}

.impact-card-icon.blue {
  background: rgba(59, 130, 246, 0.1);
}

.impact-card-icon svg {
  width: 2rem;
  height: 2rem;
}

.impact-card-icon.primary svg {
  color: var(--primary);
}

.impact-card-icon.accent svg {
  color: var(--accent);
}

.impact-card-icon.green svg {
  color: var(--chart-2);
}

.impact-card-icon.blue svg {
  color: var(--chart-4);
}

.impact-card-value {
  font-size: 1.875rem;
  font-weight: 700;
}

@media (min-width: 768px) {
  .impact-card-value {
    font-size: 2.25rem;
  }
}

.impact-card-value.primary {
  color: var(--primary);
}

.impact-card-value.accent {
  color: var(--accent);
}

.impact-card-value.green {
  color: var(--chart-2);
}

.impact-card-value.blue {
  color: var(--chart-4);
}

.impact-card-unit {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.impact-card-label {
  font-size: 0.875rem;
  color: var(--muted-foreground);
  margin-top: 0.75rem;
}

.impact-cta {
  margin-top: 3rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-radius: 1rem;
  border: 1px solid rgba(229, 231, 235, 0.5);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.impact-cta-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .impact-cta-content {
    flex-direction: row;
  }
}

.impact-cta-left {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.impact-cta-image {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  overflow: hidden;
  border: 2px solid var(--primary);
}

.impact-cta-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.impact-cta-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--card-foreground);
  margin-bottom: 0.25rem;
}

.impact-cta-text {
  color: var(--muted-foreground);
}

.impact-cta-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.impact-cta-stat {
  text-align: center;
}

@media (min-width: 768px) {
  .impact-cta-stat {
    text-align: right;
  }
}

.impact-cta-stat-value {
  font-size: 1.875rem;
  font-weight: 700;
}

.impact-cta-stat-value.primary {
  color: var(--primary);
}

.impact-cta-stat-value.accent {
  color: var(--accent);
}

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

.impact-cta-divider {
  width: 1px;
  height: 3rem;
  background: var(--border);
}

/* About Section */
.about-section {
  background: rgba(243, 244, 246, 0.5);
}

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

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

.about-image-container {
  position: relative;
  order: 2;
}

@media (min-width: 1024px) {
  .about-image-container {
    order: 1;
  }
}

.about-image {
  position: relative;
  aspect-ratio: 4/3;
  border-radius: 1.5rem;
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
}

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

.about-floating-card {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--card);
  border-radius: 1rem;
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  border: 1px solid var(--border);
  max-width: 200px;
}

.about-floating-value {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.about-floating-text {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

.about-decoration {
  position: absolute;
  top: -1rem;
  left: -1rem;
  width: 6rem;
  height: 6rem;
  background: rgba(245, 158, 11, 0.1);
  border-radius: 1rem;
  z-index: -1;
}

.about-content {
  order: 1;
}

@media (min-width: 1024px) {
  .about-content {
    order: 2;
  }
}

.about-text {
  color: var(--muted-foreground);
  line-height: 1.75;
  margin-bottom: 1rem;
}

.about-text strong {
  color: var(--foreground);
  font-weight: 500;
}

.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  padding-top: 1.5rem;
}

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

.about-stat-card {
  text-align: center;
  padding: 1rem;
  background: var(--card);
  border-radius: 0.75rem;
  border: 1px solid var(--border);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.about-stat-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

@media (min-width: 768px) {
  .about-stat-value {
    font-size: 1.875rem;
  }
}

.about-stat-label {
  font-size: 0.75rem;
  color: var(--muted-foreground);
  margin-top: 0.25rem;
}

.values-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 4rem;
}

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

@media (min-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.value-card {
  padding: 1.5rem;
  background: var(--card);
  border-radius: 1rem;
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}

.value-card:hover {
  border-color: rgba(245, 158, 11, 0.5);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.value-card-icon {
  width: 3rem;
  height: 3rem;
  background: rgba(245, 158, 11, 0.1);
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

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

.value-card-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.value-card-description {
  font-size: 0.875rem;
  color: var(--muted-foreground);
}

/* Contact Section */
.contact-section {
  background: rgba(243, 244, 246, 0.3);
}

.contact-grid {
  display: grid;
  gap: 2rem;
  max-width: 72rem;
  margin: 0 auto;
}

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

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.contact-image {
  position: relative;
  aspect-ratio: 16/9;
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

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

.contact-image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
}

.contact-image-text {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  right: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: white;
  font-weight: 500;
}

.contact-info-card {
  background: var(--secondary);
  color: var(--secondary-foreground);
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
}

.contact-info-header {
  padding: 1.5rem 1.5rem 0;
}

.contact-info-title {
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.contact-info-description {
  color: rgba(249, 250, 251, 0.7);
  font-size: 0.875rem;
}

.contact-info-content {
  padding: 1.5rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: var(--primary);
  border-radius: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-info-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary-foreground);
}

.contact-info-label {
  font-weight: 500;
}

.contact-info-value {
  color: rgba(249, 250, 251, 0.7);
}

.contact-info-value a {
  color: rgba(249, 250, 251, 0.7);
  text-decoration: none;
  transition: color 0.2s;
}

.contact-info-value a:hover {
  color: var(--secondary-foreground);
}

.contact-form-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 1rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form-header {
  padding: 1.5rem 1.5rem 0;
}

.contact-form-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

.contact-form-description {
  color: var(--muted-foreground);
  font-size: 0.875rem;
}

.contact-form {
  padding: 1.5rem;
}

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

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

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

.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--foreground);
  margin-bottom: 0.5rem;
}

textarea {
  min-height: 100px;
  resize: vertical;
}

/* Footer */
.footer {
  background: var(--secondary);
  color: var(--secondary-foreground);
}

.stats-banner {
  border-bottom: 1px solid rgba(249, 250, 251, 0.1);
  padding: 1.5rem 0;
}

.stats-banner-title {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(249, 250, 251, 0.6);
  text-align: center;
  margin-bottom: 1rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
  max-width: 48rem;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(249, 250, 251, 0.05);
  border-radius: 0.5rem;
  padding: 0.75rem 1rem;
}

.stat-card-icon {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(245, 158, 11, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stat-card-icon svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
}

.stat-card-value {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--secondary-foreground);
}

.stat-card-label {
  font-size: 0.75rem;
  color: rgba(249, 250, 251, 0.6);
}

.live-indicator {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-left: 0.5rem;
}

.live-dot {
  width: 0.5rem;
  height: 0.5rem;
  background: #22c55e;
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.live-text {
  font-size: 0.625rem;
  font-weight: 500;
  color: #22c55e;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.footer-content {
  padding: 4rem 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

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

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

.footer-brand p {
  color: rgba(249, 250, 251, 0.7);
  font-size: 0.875rem;
  line-height: 1.75;
  margin: 1.5rem 0;
}

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

.social-link {
  width: 2.5rem;
  height: 2.5rem;
  background: rgba(249, 250, 251, 0.1);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
}

.social-link:hover {
  background: var(--primary);
  color: var(--primary-foreground);
}

.social-link svg {
  width: 1.25rem;
  height: 1.25rem;
}

.footer-section h3 {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section li {
  margin-bottom: 0.75rem;
}

.footer-section a {
  color: rgba(249, 250, 251, 0.7);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-section span {
  color: rgba(249, 250, 251, 0.7);
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.footer-contact-item svg {
  width: 1.25rem;
  height: 1.25rem;
  color: var(--primary);
  flex-shrink: 0;
  margin-top: 0.125rem;
}

.footer-bottom {
  padding: 2rem 0;
  border-top: 1px solid rgba(249, 250, 251, 0.1);
}

.footer-bottom-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

@media (min-width: 768px) {
  .footer-bottom-content {
    flex-direction: row;
  }
}

.footer-bottom p {
  font-size: 0.875rem;
  color: rgba(249, 250, 251, 0.6);
}

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

.footer-bottom-links a {
  font-size: 0.875rem;
  color: rgba(249, 250, 251, 0.6);
  text-decoration: none;
  transition: color 0.2s;
}

.footer-bottom-links a:hover {
  color: var(--secondary-foreground);
}

/* WhatsApp Button */
.whatsapp-btn {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 3.5rem;
  height: 3.5rem;
  background: #25d366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 14px rgba(37, 211, 102, 0.4);
  z-index: 50;
  transition: transform 0.2s, box-shadow 0.2s;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.5);
}

.whatsapp-btn svg {
  width: 1.75rem;
  height: 1.75rem;
  color: white;
}

/* Success Message */
.success-message {
  text-align: center;
  padding: 3rem;
}

.success-icon {
  width: 5rem;
  height: 5rem;
  background: rgba(16, 185, 129, 0.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

.success-icon svg {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--accent);
}

.success-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--foreground);
  margin-bottom: 1rem;
}

.success-text {
  color: var(--muted-foreground);
  margin-bottom: 1.5rem;
}

/* Animations */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(1rem);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Utility Classes */
.hidden {
  display: none !important;
}

.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;
}