/* ========================================
   CarbonEast - Landing Page Styles
   https://carboneast.com
   ======================================== */

/* CSS Variables */
:root {
  --primary: #065f46;
  --primary-dark: #064e3b;
  --primary-light: #047857;
  --secondary: #10b981;
  --secondary-dark: #059669;
  --secondary-light: #34d399;
  --accent: #84cc16;
  --accent-dark: #65a30d;
  
  --slate-50: #f0fdf4;
  --slate-100: #ecfdf5;
  --slate-200: #d1fae5;
  --slate-300: #a7f3d0;
  --slate-400: #6ee7b7;
  --slate-500: #34d399;
  --slate-600: #475569;
  --slate-700: #334155;
  --slate-800: #1e293b;
  --slate-900: #0f172a;
  
  --green-50: #f0fdf4;
  --green-100: #dcfce7;
  --green-200: #bbf7d0;
  --green-500: #22c55e;
  --green-600: #16a34a;
  
  --font-thai: 'Noto Sans Thai', 'Plus Jakarta Sans', sans-serif;
  --font-en: 'Plus Jakarta Sans', sans-serif;
  
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);
  
  --radius-sm: 0.375rem;
  --radius: 0.5rem;
  --radius-md: 0.75rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;
  
  --transition: 0.3s ease;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-thai);
  font-size: 16px;
  line-height: 1.6;
  color: var(--slate-700);
  background-color: white;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Text Utilities */
.text-emerald {
  color: var(--secondary);
}

.text-gradient {
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  line-height: 1;
  border: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
  color: white;
  box-shadow: 0 4px 14px 0 rgba(16, 185, 129, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px 0 rgba(16, 185, 129, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--slate-200);
}

.btn-outline:hover {
  border-color: var(--secondary);
  color: var(--secondary);
}

.btn-ghost {
  background: transparent;
  color: var(--slate-600);
}

.btn-ghost:hover {
  background: var(--slate-100);
}

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

.btn-block {
  width: 100%;
}

/* ========================================
   Navigation
   ======================================== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  transition: all var(--transition);
}

.nav.scrolled {
  box-shadow: var(--shadow);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--primary);
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
}

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

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--slate-600);
  transition: color var(--transition);
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 0.5rem;
  background: none;
  border: none;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--slate-600);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ========================================
   Hero Section
   ======================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
}

.hero-gradient {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 50%, #ecfdf5 100%);
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, #a7f3d0 1px, transparent 0);
  background-size: 40px 40px;
  opacity: 0.5;
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: white;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--slate-600);
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.badge-dot {
  width: 8px;
  height: 8px;
  background: var(--secondary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

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

.hero-title {
  font-size: 2.6rem;
  font-weight: 700;
  line-height: 1.15;
  color: var(--primary);
  margin-bottom: 1.5rem;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--slate-600);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 3rem;
}

.hero-stats {
  display: flex;
  align-items: center;
  gap: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--slate-200);
}

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

.hero-stat-value {
  display: block;
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary);
}

.hero-stat-label {
  font-size: 0.875rem;
  color: var(--slate-500);
}

.hero-stat-divider {
  width: 1px;
  height: 40px;
  background: var(--slate-200);
}

/* Hero Visual */
.hero-visual {
  position: relative;
}

.hero-dashboard {
  background: white;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  transform: perspective(1000px) rotateY(-5deg);
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: perspective(1000px) rotateY(-5deg) translateY(0); }
  50% { transform: perspective(1000px) rotateY(-5deg) translateY(-10px); }
}

.dashboard-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  background: var(--slate-100);
  border-bottom: 1px solid var(--slate-200);
}

.dashboard-dots {
  display: flex;
  gap: 6px;
}

.dashboard-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.dashboard-dots span:nth-child(1) { background: #ef4444; }
.dashboard-dots span:nth-child(2) { background: #f59e0b; }
.dashboard-dots span:nth-child(3) { background: #10b981; }

.dashboard-title {
  font-size: 0.75rem;
  color: var(--slate-500);
}

.dashboard-content {
  padding: 1.5rem;
}

.dashboard-card {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.5rem;
  padding: 1rem;
  background: linear-gradient(135deg, #065f46, #047857);
  border-radius: var(--radius-lg);
  color: white;
  margin-bottom: 1rem;
}

.dashboard-card .card-label {
  width: 100%;
  font-size: 0.75rem;
  opacity: 0.8;
}

.dashboard-card .card-value {
  font-size: 2rem;
  font-weight: 700;
}

.dashboard-card .card-unit {
  font-size: 0.875rem;
  opacity: 0.8;
}

.dashboard-card .card-change {
  margin-left: auto;
  padding: 0.25rem 0.5rem;
  background: rgba(255, 255, 255, 0.2);
  border-radius: var(--radius);
  font-size: 0.75rem;
  font-weight: 600;
}

.dashboard-card .card-change.down {
  color: #34d399;
}

.dashboard-scopes {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.scope-item {
  display: grid;
  grid-template-columns: 60px 1fr 50px;
  align-items: center;
  gap: 0.75rem;
}

.scope-label {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-600);
}

.scope-bar {
  height: 8px;
  background: var(--slate-100);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.scope-bar div {
  height: 100%;
  border-radius: var(--radius-full);
  transition: width 1s ease;
}

.scope1 .scope-bar div { background: #f97316; }
.scope2 .scope-bar div { background: #3b82f6; }
.scope3 .scope-bar div { background: #8b5cf6; }

.scope-value {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--slate-700);
  text-align: right;
}

.dashboard-chart {
  background: var(--slate-50);
  border-radius: var(--radius);
  padding: 0.5rem;
}

.chart-svg {
  width: 100%;
  height: 80px;
}

/* Hero Floating Elements */
.hero-float {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  font-size: 0.875rem;
  font-weight: 500;
  animation: float 4s ease-in-out infinite;
}

.float-1 {
  top: 10%;
  right: -20px;
  animation-delay: -1s;
}

.float-2 {
  bottom: 20%;
  left: -30px;
  animation-delay: -2s;
}

/* Hero Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--slate-400);
  font-size: 0.875rem;
  animation: bounce 2s infinite;
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========================================
   Trusted By Section
   ======================================== */
.trusted {
  padding: 3rem 0;
  background: white;
  border-bottom: 1px solid var(--slate-100);
}

.trusted-label {
  text-align: center;
  font-size: 0.875rem;
  color: var(--slate-400);
  margin-bottom: 1.5rem;
}

.trusted-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  flex-wrap: wrap;
}

.trusted-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--slate-300);
  letter-spacing: 0.05em;
}

/* ========================================
   Section Common Styles
   ======================================== */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem;
}

.section-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: linear-gradient(135deg, #dcfce7, #bbf7d0);
  color: #065f46;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
  border: 1px solid #a7f3d0;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.section-subtitle {
  font-size: 1.125rem;
  color: #475569;
  line-height: 1.7;
}

/* ========================================
   Features Section
   ======================================== */
.features {
  padding: 6rem 0;
  background: #ffffff;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: white;
  padding: 2rem;
  border-radius: var(--radius-xl);
  border: 1px solid #d1fae5;
  transition: all var(--transition);
}

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

.feature-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color), color-mix(in srgb, var(--color) 80%, white));
  border-radius: var(--radius-lg);
  color: white;
  margin-bottom: 1.5rem;
}

.feature-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: #64748b;
  line-height: 1.6;
}

/* ========================================
   Benefits Section
   ======================================== */
.benefits {
  padding: 6rem 0;
  background: white;
}

.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.benefits-content .section-badge {
  margin-bottom: 1rem;
}

.benefits-content .section-title {
  text-align: left;
  margin-bottom: 2rem;
}

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

.benefit-item {
  display: flex;
  gap: 1rem;
}

.benefit-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #dcfce7, #bbf7d0);
  border-radius: var(--radius-lg);
  color: #065f46;
  flex-shrink: 0;
}

.benefit-text h4 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.25rem;
}

.benefit-text p {
  font-size: 0.9375rem;
  color: #64748b;
}

.benefits-visual {
  display: flex;
  justify-content: center;
}

.benefits-card {
  background: linear-gradient(135deg, #065f46, #047857, #059669);
  padding: 3rem;
  border-radius: var(--radius-xl);
  color: white;
}

.benefits-metric {
  text-align: center;
  padding: 1.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.benefits-metric:last-child {
  border-bottom: none;
}

.metric-value {
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
}

.metric-unit {
  font-size: 1.5rem;
}

.metric-label {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.9375rem;
  opacity: 0.8;
}

/* ========================================
   Pricing Section
   ======================================== */
.pricing {
  padding: 6rem 0;
  background: #f0fdf4;
}

.pricing-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-bottom: 3rem;
}

.toggle-label {
  font-size: 0.9375rem;
  color: #64748b;
  cursor: pointer;
  transition: color var(--transition);
}

.toggle-label.active {
  color: #1e293b;
  font-weight: 600;
}

.toggle-badge {
  display: inline-block;
  padding: 0.25rem 0.5rem;
  background: var(--secondary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius);
  margin-left: 0.5rem;
}

.toggle-switch {
  position: relative;
  width: 48px;
  height: 26px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.toggle-slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--slate-300);
  border-radius: var(--radius-full);
  transition: var(--transition);
}

.toggle-slider::before {
  content: '';
  position: absolute;
  height: 20px;
  width: 20px;
  left: 3px;
  bottom: 3px;
  background: white;
  border-radius: 50%;
  transition: var(--transition);
}

.toggle-switch input:checked + .toggle-slider {
  background: var(--secondary);
}

.toggle-switch input:checked + .toggle-slider::before {
  transform: translateX(22px);
}

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

.pricing-card {
  position: relative;
  background: white;
  padding: 2.5rem;
  border-radius: var(--radius-xl);
  border: 2px solid #d1fae5;
  transition: all var(--transition);
}

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

.pricing-card.popular {
  border-color: var(--secondary);
  transform: scale(1.05);
}

.popular-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.375rem 1rem;
  background: var(--secondary);
  color: white;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: var(--radius-full);
}

.pricing-header {
  text-align: center;
  margin-bottom: 1.5rem;
}

.pricing-name {
  font-size: 1.25rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.25rem;
}

.pricing-desc {
  font-size: 0.875rem;
  color: #64748b;
}

.pricing-price {
  text-align: center;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid #e2e8f0;
}

.price-currency {
  font-size: 1.5rem;
  font-weight: 600;
  color: #059669;
  vertical-align: top;
}

.price-value {
  font-size: 3rem;
  font-weight: 700;
  color: #059669;
}

.price-value.custom {
  font-size: 1.5rem;
}

.price-period {
  font-size: 0.9375rem;
  color: #64748b;
}

.pricing-features {
  list-style: none;
  margin-bottom: 2rem;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.625rem 0;
  font-size: 0.9375rem;
  color: #475569;
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials {
  padding: 6rem 0;
  background: white;
}

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

.testimonial-card {
  background: linear-gradient(135deg, #ffffff, #f0fdf4);
  padding: 2rem;
  border-radius: var(--radius-xl);
  border: 1px solid #d1fae5;
  transition: all var(--transition);
}

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

.testimonial-rating {
  color: #f59e0b;
  font-size: 1.25rem;
  margin-bottom: 1rem;
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: 1rem;
  color: #475569;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #059669, #10b981);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 50%;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-name {
  font-weight: 600;
  color: #1e293b;
}

.author-title {
  font-size: 0.875rem;
  color: #64748b;
}

/* ========================================
   FAQ Section
   ======================================== */
.faq {
  padding: 6rem 0;
  background: #ecfdf5;
}

.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #d1fae5;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 600;
  color: #1e293b;
  text-align: left;
  cursor: pointer;
  transition: all var(--transition);
}

.faq-question:hover {
  background: #f0fdf4;
}

.faq-question svg {
  flex-shrink: 0;
  color: #64748b;
  transition: transform var(--transition);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 200px;
}

.faq-answer p {
  padding: 0 1.5rem 1.5rem;
  color: #475569;
  line-height: 1.7;
}

/* ========================================
   CTA Section
   ======================================== */
.cta {
  padding: 6rem 0;
  background: linear-gradient(135deg, #065f46, #047857, #059669);
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
  line-height: 1.2;
}

.cta-subtitle {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2rem;
}

.cta-form {
  display: flex;
  gap: 0.75rem;
  max-width: 480px;
  margin: 0 auto 1.5rem;
}

.cta-form input {
  flex: 1;
  padding: 1rem 1.25rem;
  font-size: 1rem;
  border: none;
  border-radius: var(--radius-lg);
  outline: none;
}

.cta-form input::placeholder {
  color: var(--slate-400);
}

.cta-note {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.7);
}

.cta-note a {
  color: white;
  text-decoration: underline;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
  padding: 6rem 0;
  background: white;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
}

.contact-info h2 {
  font-size: 2rem;
  font-weight: 700;
  color: #1e293b;
  margin-bottom: 0.5rem;
}

.contact-info > p {
  color: #64748b;
  margin-bottom: 2rem;
}

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

.contact-method {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-method svg {
  color: #059669;
}

.method-label {
  display: block;
  font-size: 0.75rem;
  color: #94a3b8;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.method-value {
  font-weight: 500;
  color: #1e293b;
}

.contact-form {
  background: linear-gradient(135deg, #f0fdf4, #ecfdf5);
  padding: 2rem;
  border-radius: var(--radius-xl);
  border: 1px solid #d1fae5;
}

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

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

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: inherit;
  font-size: 1rem;
  border: 1px solid var(--slate-200);
  border-radius: var(--radius);
  outline: none;
  transition: all var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.1);
}

.form-group textarea {
  resize: vertical;
}

/* ========================================
   Footer
   ======================================== */
.footer {
  background: linear-gradient(180deg, #064e3b, #022c22);
  color: #a7f3d0;
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand {
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 700;
  color: white;
  margin-bottom: 1rem;
}

.footer-logo .nav-logo-icon {
  width: 36px;
  height: 36px;
}

.footer-brand p {
  font-size: 0.9375rem;
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

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

.footer-social a {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius);
  color: #a7f3d0;
  transition: all var(--transition);
}

.footer-social a:hover {
  background: var(--secondary);
  color: white;
}

.footer-links h4 {
  font-size: 1rem;
  font-weight: 600;
  color: white;
  margin-bottom: 1.25rem;
}

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

.footer-links a {
  font-size: 0.9375rem;
  transition: color var(--transition);
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
}

.footer-legal {
  display: flex;
  gap: 2rem;
}

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

/* ========================================
   Modal
   ======================================== */
.modal {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, 0.8);
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition);
}

.modal.active {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  position: relative;
  width: 90%;
  max-width: 800px;
  background: white;
  border-radius: var(--radius-xl);
  overflow: hidden;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: white;
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  z-index: 1;
}

.video-container {
  aspect-ratio: 16 / 9;
  background: var(--slate-900);
}

.video-placeholder {
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: white;
  gap: 1rem;
}

/* ========================================
   How It Works Section
   ======================================== */
.how-it-works {
  padding: 6rem 0;
  background: #ecfdf5;
}

.steps-container {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.steps-line {
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  border-radius: 2px;
  z-index: 0;
}

.step-item {
  position: relative;
  text-align: center;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--secondary), var(--primary));
  color: white;
  font-size: 2rem;
  font-weight: 700;
  border-radius: 50%;
  box-shadow: 0 8px 24px rgba(16, 185, 129, 0.3);
  position: relative;
}

.step-number::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px dashed var(--secondary-light);
  animation: rotate 20s linear infinite;
}

@keyframes rotate {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.step-content {
  background: white;
  padding: 1.5rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow);
  border: 1px solid #d1fae5;
  transition: all var(--transition);
}

.step-content:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: var(--secondary);
}

.step-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #dcfce7, #f0fdf4);
  border-radius: var(--radius-lg);
  color: #065f46;
}

.step-content h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: #1e293b;
  margin-bottom: 0.5rem;
}

.step-content p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
}

/* ========================================
   Responsive Styles
   ======================================== */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .steps-container {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .steps-line {
    display: none;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }
  
  .pricing-card.popular {
    transform: none;
  }
  
  .testimonials-grid {
    grid-template-columns: 1fr;
    max-width: 500px;
    margin: 0 auto;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links,
  .nav-actions {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .nav-links.active,
  .nav-actions.active {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: white;
    padding: 1rem;
    border-bottom: 1px solid var(--slate-100);
    box-shadow: var(--shadow);
  }
  
  .nav-links.active {
    gap: 0;
  }
  
  .nav-links.active a {
    padding: 0.75rem 1rem;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-actions {
    justify-content: center;
  }
  
  .hero-stats {
    justify-content: center;
  }
  
  .hero-visual {
    display: none;
  }
  
  .hero-scroll {
    display: none;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .steps-container {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
  
  .step-number {
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .benefits-grid {
    grid-template-columns: 1fr;
  }
  
  .benefits-content .section-title {
    text-align: center;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .footer-brand {
    max-width: none;
  }
  
  .footer-logo {
    justify-content: center;
  }
  
  .footer-social {
    justify-content: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .cta-form {
    flex-direction: column;
  }
  
  .cta-title {
    font-size: 1.75rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 1rem;
  }
  
  .hero-stat-divider {
    display: none;
  }
  
  .pricing-card {
    padding: 1.5rem;
  }
}