/* ========================================
   ParkSetu - Smart Parking Management System
   Modern Material Design 3 Inspired Styles
   ======================================== */

/* --- CSS Variables (Material Design 3 Palette) --- */
:root {
  --primary: #1B5E20;
  --primary-light: #4CAF50;
  --primary-dark: #0D3B0F;
  --primary-container: #A5D6A7;
  --secondary: #FF6F00;
  --secondary-light: #FFA726;
  --secondary-dark: #E65100;
  --secondary-container: #FFE0B2;
  --tertiary: #0277BD;
  --tertiary-light: #03A9F4;
  --surface: #FAFDF6;
  --surface-variant: #F1F8E9;
  --surface-dim: #E8F5E9;
  --on-surface: #1A1C18;
  --on-surface-variant: #44483E;
  --outline: #74796D;
  --outline-variant: #C4C8BB;
  --error: #BA1A1A;
  --white: #FFFFFF;
  --black: #000000;
  --shadow: rgba(0, 0, 0, 0.08);
  --shadow-md: rgba(0, 0, 0, 0.12);
  --shadow-lg: rgba(0, 0, 0, 0.16);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #1B5E20 0%, #2E7D32 50%, #43A047 100%);
  --gradient-hero: linear-gradient(160deg, #0D3B0F 0%, #1B5E20 40%, #2E7D32 70%, #388E3C 100%);
  --gradient-secondary: linear-gradient(135deg, #FF6F00 0%, #FF8F00 50%, #FFA000 100%);
  --gradient-dark: linear-gradient(135deg, #1A1C18 0%, #2C2E28 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255,255,255,0.1) 0%, rgba(255,255,255,0.05) 100%);

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

  /* Spacing */
  --section-padding: 100px 0;
  --container-width: 1200px;

  /* Border Radius (MD3) */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 28px;
  --radius-full: 9999px;

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

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

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

body {
  font-family: var(--font-body);
  color: var(--on-surface);
  background-color: var(--surface);
  line-height: 1.6;
  overflow-x: hidden;
}

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

ul {
  list-style: none;
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: var(--primary-container);
  color: var(--primary-dark);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--on-surface);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--on-surface-variant);
  max-width: 640px;
  margin: 0 auto 48px;
  line-height: 1.7;
}

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

.highlight {
  color: var(--primary);
}

.highlight-secondary {
  color: var(--secondary);
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 32px;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0);
  transition: background var(--transition-fast);
}

.btn:hover::after {
  background: rgba(255,255,255,0.1);
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(27, 94, 32, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(27, 94, 32, 0.4);
}

.btn-secondary {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 2px 8px var(--shadow);
  border: 2px solid var(--outline-variant);
}

.btn-secondary:hover {
  border-color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow-md);
}

.btn-accent {
  background: var(--gradient-secondary);
  color: var(--white);
  box-shadow: 0 4px 16px rgba(255, 111, 0, 0.3);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 28px rgba(255, 111, 0, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.4);
}

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

.btn-icon {
  font-size: 1.2rem;
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 1px 12px var(--shadow);
  padding: 10px 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--white);
  transition: color var(--transition-fast);
}

.navbar.scrolled .nav-logo {
  color: var(--primary);
}

.nav-logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-secondary);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  color: var(--white);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 16px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  transition: all var(--transition-fast);
}

.navbar.scrolled .nav-links a {
  color: var(--on-surface-variant);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255,255,255,0.12);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
  color: var(--primary);
  background: var(--surface-dim);
}

.nav-cta {
  padding: 10px 24px !important;
  background: var(--white) !important;
  color: var(--primary) !important;
  border-radius: var(--radius-full) !important;
  font-weight: 600 !important;
}

.navbar.scrolled .nav-cta {
  background: var(--gradient-primary) !important;
  color: var(--white) !important;
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  z-index: 1001;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2.5px;
  background: var(--white);
  border-radius: 2px;
  transition: all var(--transition-fast);
}

.navbar.scrolled .mobile-menu-btn span {
  background: var(--on-surface);
}

.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* --- Hero Section --- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(76, 175, 80, 0.15) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 20s ease-in-out infinite;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 111, 0, 0.1) 0%, transparent 70%);
  border-radius: 50%;
  animation: float 15s ease-in-out infinite reverse;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(30px, -30px); }
  66% { transform: translate(-20px, 20px); }
}

.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 120px 0 80px;
}

.hero-text {
  color: var(--white);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 20px;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 24px;
  color: rgba(255,255,255,0.9);
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
}

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

.hero-description {
  font-size: 1.15rem;
  line-height: 1.7;
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

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

.hero-stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--secondary-light);
}

.hero-stat-label {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  margin-top: 4px;
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-phone-mockup {
  position: relative;
  width: 300px;
  height: 600px;
  background: var(--gradient-dark);
  border-radius: 40px;
  border: 3px solid rgba(255,255,255,0.15);
  padding: 12px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.3);
  overflow: hidden;
}

.phone-screen {
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, #1B5E20 0%, #0D3B0F 100%);
  border-radius: 30px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  position: relative;
  overflow: hidden;
}

.phone-notch {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 28px;
  background: var(--black);
  border-radius: 0 0 16px 16px;
}

.phone-app-icon {
  font-size: 4rem;
  margin-bottom: 16px;
  filter: drop-shadow(0 4px 12px rgba(0,0,0,0.3));
}

.phone-app-name {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 8px;
}

.phone-app-tagline {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.6);
  text-align: center;
  margin-bottom: 32px;
}

.phone-features {
  display: flex;
  flex-direction: column;
  gap: 12px;
  width: 100%;
}

.phone-feature-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255,255,255,0.06);
  font-size: 0.8rem;
  color: rgba(255,255,255,0.85);
}

.phone-feature-icon {
  width: 32px;
  height: 32px;
  background: var(--gradient-secondary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  flex-shrink: 0;
}

/* Floating cards around phone */
.floating-card {
  position: absolute;
  background: rgba(255,255,255,0.95);
  border-radius: var(--radius-lg);
  padding: 14px 18px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.15);
  display: flex;
  align-items: center;
  gap: 10px;
  animation: floatCard 6s ease-in-out infinite;
  z-index: 3;
}

.floating-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.floating-card-text {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--on-surface);
}

.floating-card-sub {
  font-size: 0.68rem;
  color: var(--on-surface-variant);
  font-weight: 400;
}

.floating-card-1 {
  top: 15%;
  right: -20px;
  animation-delay: 0s;
}

.floating-card-2 {
  bottom: 25%;
  left: -30px;
  animation-delay: 2s;
}

.floating-card-3 {
  bottom: 10%;
  right: -10px;
  animation-delay: 4s;
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* Scroll indicator */
.scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 5;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.scroll-mouse {
  width: 24px;
  height: 38px;
  border: 2px solid rgba(255,255,255,0.3);
  border-radius: 12px;
  position: relative;
}

.scroll-mouse::before {
  content: '';
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 8px;
  background: rgba(255,255,255,0.6);
  border-radius: 2px;
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes scrollDown {
  0% { opacity: 1; transform: translateX(-50%) translateY(0); }
  100% { opacity: 0; transform: translateX(-50%) translateY(16px); }
}

/* --- Features Section --- */
.features {
  padding: var(--section-padding);
  background: var(--surface);
  position: relative;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--outline-variant);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-normal);
  transform-origin: left;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px var(--shadow-md);
  border-color: transparent;
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-icon {
  width: 56px;
  height: 56px;
  background: var(--surface-dim);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 20px;
  transition: all var(--transition-normal);
}

.feature-card:hover .feature-icon {
  background: var(--primary);
  transform: scale(1.05);
}

.feature-card:hover .feature-icon-emoji {
  filter: brightness(0) invert(1);
}

.feature-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--on-surface);
}

.feature-description {
  font-size: 0.95rem;
  color: var(--on-surface-variant);
  line-height: 1.6;
}

/* --- How It Works Section --- */
.how-it-works {
  padding: var(--section-padding);
  background: var(--surface-variant);
}

.steps-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.steps-container::before {
  content: '';
  position: absolute;
  top: 48px;
  left: 15%;
  right: 15%;
  height: 3px;
  background: var(--outline-variant);
  z-index: 0;
}

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

.step-number {
  width: 96px;
  height: 96px;
  margin: 0 auto 24px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  box-shadow: 0 8px 32px var(--shadow);
  border: 3px solid var(--outline-variant);
  transition: all var(--transition-normal);
}

.step-card:hover .step-number {
  border-color: var(--primary);
  transform: scale(1.08);
  box-shadow: 0 12px 40px var(--shadow-md);
}

.step-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--on-surface);
}

.step-description {
  font-size: 0.9rem;
  color: var(--on-surface-variant);
  line-height: 1.5;
}

/* --- Modules Section --- */
.modules {
  padding: var(--section-padding);
  background: var(--surface);
}

.modules-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.module-tab {
  padding: 12px 24px;
  border-radius: var(--radius-full);
  border: 2px solid var(--outline-variant);
  background: var(--white);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--on-surface-variant);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 8px;
}

.module-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.module-tab.active {
  background: var(--gradient-primary);
  color: var(--white);
  border-color: transparent;
}

.module-content {
  display: none;
  animation: fadeInUp 0.5s ease;
}

.module-content.active {
  display: block;
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.module-header {
  text-align: center;
  margin-bottom: 40px;
}

.module-header h3 {
  font-size: 1.8rem;
  margin-bottom: 8px;
}

.module-header p {
  color: var(--on-surface-variant);
  font-size: 1.05rem;
}

.module-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.module-feature {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--outline-variant);
  transition: all var(--transition-normal);
}

.module-feature:hover {
  border-color: var(--primary-container);
  box-shadow: 0 8px 24px var(--shadow);
  transform: translateY(-2px);
}

.module-feature-icon {
  width: 44px;
  height: 44px;
  background: var(--surface-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.module-feature-text h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.module-feature-text p {
  font-size: 0.85rem;
  color: var(--on-surface-variant);
  line-height: 1.5;
}

/* --- Pricing Section --- */
.pricing {
  padding: var(--section-padding);
  background: var(--surface-variant);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  max-width: 1000px;
  margin: 0 auto;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 40px 32px;
  border: 2px solid var(--outline-variant);
  text-align: center;
  transition: all var(--transition-normal);
  position: relative;
}

.pricing-card.featured {
  background: var(--gradient-hero);
  color: var(--white);
  border-color: transparent;
  transform: scale(1.05);
  box-shadow: 0 24px 64px rgba(27, 94, 32, 0.3);
}

.pricing-card:hover {
  transform: translateY(-8px);
  box-shadow: 0 20px 56px var(--shadow-md);
}

.pricing-card.featured:hover {
  transform: scale(1.05) translateY(-8px);
}

.pricing-popular {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--gradient-secondary);
  color: var(--white);
  padding: 6px 24px;
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.pricing-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.pricing-name {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.pricing-description {
  font-size: 0.9rem;
  opacity: 0.7;
  margin-bottom: 24px;
}

.pricing-price {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.pricing-period {
  font-size: 0.85rem;
  opacity: 0.6;
  margin-bottom: 32px;
}

.pricing-features {
  text-align: left;
  margin-bottom: 32px;
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 0.9rem;
}

.pricing-features li .check {
  color: var(--primary-light);
  font-weight: bold;
}

.pricing-card.featured .pricing-features li .check {
  color: var(--secondary-light);
}

/* --- Tech Stack Section --- */
.tech-stack {
  padding: var(--section-padding);
  background: var(--surface);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.tech-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  border: 1px solid var(--outline-variant);
  transition: all var(--transition-normal);
}

.tech-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 36px var(--shadow);
  border-color: transparent;
}

.tech-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.tech-name {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.tech-label {
  font-size: 0.8rem;
  color: var(--on-surface-variant);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* --- Stats Banner --- */
.stats-banner {
  padding: 80px 0;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.stats-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  position: relative;
  z-index: 1;
}

.stat-item {
  text-align: center;
  color: var(--white);
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  font-weight: 800;
  color: var(--secondary-light);
  margin-bottom: 8px;
}

.stat-label {
  font-size: 1rem;
  opacity: 0.7;
}

/* --- Contact Section --- */
.contact {
  padding: var(--section-padding);
  background: var(--surface-variant);
}

.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  max-width: 1000px;
  margin: 0 auto;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-info-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
  background: var(--white);
  border-radius: var(--radius-md);
  border: 1px solid var(--outline-variant);
  transition: all var(--transition-normal);
}

.contact-info-card:hover {
  border-color: var(--primary-container);
  box-shadow: 0 8px 24px var(--shadow);
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: var(--surface-dim);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-label {
  font-size: 0.85rem;
  color: var(--on-surface-variant);
  margin-bottom: 4px;
}

.contact-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--on-surface);
}

.contact-form {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  border: 1px solid var(--outline-variant);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--on-surface);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 18px;
  border: 2px solid var(--outline-variant);
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--on-surface);
  background: var(--surface);
  transition: all var(--transition-fast);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(27, 94, 32, 0.1);
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

/* --- Footer --- */
.footer {
  background: var(--gradient-dark);
  color: var(--white);
  padding: 80px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand {
  max-width: 320px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.footer-description {
  font-size: 0.95rem;
  line-height: 1.7;
  opacity: 0.6;
  margin-bottom: 24px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  transition: all var(--transition-fast);
}

.footer-social a:hover {
  background: var(--primary);
  transform: translateY(-2px);
}

.footer-heading {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: rgba(255,255,255,0.9);
}

.footer-links li {
  margin-bottom: 12px;
}

.footer-links a {
  font-size: 0.9rem;
  opacity: 0.6;
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  opacity: 1;
  color: var(--primary-light);
  padding-left: 6px;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom p {
  font-size: 0.85rem;
  opacity: 0.5;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  font-size: 0.85rem;
  opacity: 0.5;
  transition: opacity var(--transition-fast);
}

.footer-bottom-links a:hover {
  opacity: 1;
}

/* --- Animations (Scroll Triggered) --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.7s cubic-bezier(0.2, 0, 0, 1);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }
.reveal-delay-5 { transition-delay: 0.5s; }
.reveal-delay-6 { transition-delay: 0.6s; }

/* --- Back to Top --- */
.back-to-top {
  position: fixed;
  bottom: 32px;
  right: 32px;
  width: 48px;
  height: 48px;
  background: var(--gradient-primary);
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.2rem;
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px);
  transition: all var(--transition-normal);
  box-shadow: 0 4px 16px rgba(27, 94, 32, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 28px rgba(27, 94, 32, 0.4);
}

/* --- Coming Soon Banner --- */
.coming-soon-banner {
  padding: 80px 0;
  background: var(--gradient-secondary);
  text-align: center;
  color: var(--white);
  position: relative;
  overflow: hidden;
}

.coming-soon-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M20 0L40 20L20 40L0 20z'/%3E%3C/g%3E%3C/svg%3E");
}

.coming-soon-content {
  position: relative;
  z-index: 1;
}

.coming-soon-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 16px;
}

.coming-soon-text {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.countdown {
  display: flex;
  justify-content: center;
  gap: 24px;
  margin-bottom: 40px;
}

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

.countdown-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  display: block;
  line-height: 1;
}

.countdown-label {
  font-size: 0.8rem;
  opacity: 0.7;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 4px;
}

.email-signup {
  display: flex;
  max-width: 480px;
  margin: 0 auto;
  background: rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  padding: 6px;
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.2);
}

.email-signup input {
  flex: 1;
  padding: 14px 20px;
  background: transparent;
  border: none;
  outline: none;
  color: var(--white);
  font-family: var(--font-body);
  font-size: 0.95rem;
}

.email-signup input::placeholder {
  color: rgba(255,255,255,0.6);
}

.email-signup button {
  padding: 14px 28px;
  background: var(--white);
  color: var(--secondary-dark);
  border: none;
  border-radius: var(--radius-full);
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.email-signup button:hover {
  transform: scale(1.02);
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

/* --- Toast Notification --- */
.toast {
  position: fixed;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%) translateY(100px);
  background: var(--on-surface);
  color: var(--white);
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 500;
  z-index: 10000;
  opacity: 0;
  transition: all var(--transition-normal);
  box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

.toast.success {
  background: var(--primary);
}

.toast.error {
  background: var(--error);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }

  .hero-description {
    margin: 0 auto 36px;
  }

  .hero-buttons {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
  }

  .hero-phone-mockup {
    width: 240px;
    height: 480px;
  }

  .floating-card {
    display: none;
  }

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

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

  .steps-container::before {
    display: none;
  }

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

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
  }

  .pricing-card.featured {
    transform: none;
  }

  .pricing-card.featured:hover {
    transform: translateY(-8px);
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }

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

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

@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
  }

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

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 360px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 4px;
    box-shadow: -8px 0 32px var(--shadow-lg);
    transition: right var(--transition-normal);
    z-index: 1000;
  }

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

  .nav-links a {
    color: var(--on-surface) !important;
    padding: 14px 20px;
    border-radius: var(--radius-md);
    font-size: 1rem;
    width: 100%;
  }

  .nav-links a:hover {
    background: var(--surface-dim) !important;
    color: var(--primary) !important;
  }

  .nav-cta {
    background: var(--gradient-primary) !important;
    color: var(--white) !important;
    text-align: center;
    margin-top: 16px;
  }

  .mobile-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
  }

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

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

  .steps-container {
    grid-template-columns: 1fr;
  }

  .module-features-grid {
    grid-template-columns: 1fr;
  }

  .modules-tabs {
    gap: 6px;
  }

  .module-tab {
    padding: 10px 16px;
    font-size: 0.8rem;
  }

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

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

  .countdown {
    gap: 16px;
  }

  .countdown-number {
    font-size: 2rem;
  }

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

  .hero-buttons {
    flex-direction: column;
    align-items: center;
  }

  .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
}

@media (max-width: 480px) {
  .hero-phone-mockup {
    width: 200px;
    height: 400px;
  }

  .phone-app-name {
    font-size: 1.4rem;
  }

  .email-signup {
    flex-direction: column;
    border-radius: var(--radius-lg);
    gap: 8px;
    padding: 12px;
  }

  .email-signup button {
    width: 100%;
  }
}

/* --- Loading Screen --- */
.loader {
  position: fixed;
  inset: 0;
  background: var(--gradient-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 99999;
  transition: opacity 0.5s, visibility 0.5s;
}

.loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-content {
  text-align: center;
  color: var(--white);
}

.loader-icon {
  font-size: 3.5rem;
  margin-bottom: 16px;
  animation: bounceIn 1s ease;
}

.loader-text {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.loader-bar {
  width: 200px;
  height: 4px;
  background: rgba(255,255,255,0.2);
  border-radius: 2px;
  margin: 0 auto;
  overflow: hidden;
}

.loader-bar-fill {
  width: 0%;
  height: 100%;
  background: var(--secondary-light);
  border-radius: 2px;
  animation: loadBar 1.5s ease forwards;
}

@keyframes loadBar {
  to { width: 100%; }
}

@keyframes bounceIn {
  0% { transform: scale(0); opacity: 0; }
  60% { transform: scale(1.2); }
  100% { transform: scale(1); opacity: 1; }
}