:root {
  /* Colors */
  --bg-primary: #050b14;
  --bg-secondary: #0a1120;
  --bg-tertiary: #111a2e;
  --bg-card: rgba(17, 26, 46, 0.6);
  --bg-glass: rgba(17, 26, 46, 0.3);
  
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --accent-primary: #3b82f6;
  --accent-secondary: #0ea5e9;
  --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #0ea5e9 100%);
  --accent-glow: rgba(59, 130, 246, 0.5);
  
  --border-color: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(59, 130, 246, 0.3);

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

  /* Spacing & Layout */
  --container-width: 1200px;
  --section-padding: 100px;
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

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

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

ul {
  list-style: none;
}

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

.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

.section {
  padding: var(--section-padding) 0;
  position: relative;
}

.center {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* Utilities */
.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.max-600 {
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* Section Header */
.section-label {
  display: inline-block;
  padding: 6px 16px;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  color: var(--accent-primary);
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 24px;
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.125rem;
  margin-bottom: 40px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 8px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
  outline: none;
  gap: 8px;
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.125rem;
  border-radius: 12px;
}

.btn-block {
  width: 100%;
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
  box-shadow: 0 4px 20px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 6px 24px rgba(59, 130, 246, 0.5);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--accent-primary);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
}

.btn-ghost:hover {
  color: var(--accent-primary);
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 20px 0;
  z-index: 1000;
  transition: var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(5, 11, 20, 0.8);
  backdrop-filter: blur(20px);
  padding: 16px 0;
  border-bottom: 1px solid var(--border-color);
}

.nav-container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-img {
  height: 64px;
}

.nav-links {
  display: flex;
  gap: 32px;
  margin-top: 12px;
}

.nav-link {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  position: relative;
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  width: 0;
  height: 2px;
  background: var(--accent-gradient);
  transition: var(--transition-normal);
  transform: translateX(-50%);
  border-radius: 2px;
}

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

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 12px;
}

.hamburger {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 20px;
  position: relative;
  z-index: 1001;
}

.hamburger span {
  position: absolute;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition-normal);
  border-radius: 2px;
}

.hamburger span:nth-child(1) { top: 0; }
.hamburger span:nth-child(2) { top: 50%; transform: translateY(-50%); }
.hamburger span:nth-child(3) { bottom: 0; }

.hamburger.active span:nth-child(1) {
  top: 50%;
  transform: translateY(-50%) rotate(45deg);
}

.hamburger.active span:nth-child(2) {
  opacity: 0;
}

.hamburger.active span:nth-child(3) {
  bottom: 50%;
  transform: translateY(50%) rotate(-45deg);
}

/* Hero Section */
.hero {
  display: flex;
  align-items: center;
  padding-top: 160px;
  padding-bottom: 80px;
  position: relative;
  overflow: hidden;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 50px 50px;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
  width: 100%;
}

.hero-content {
  text-align: left;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-visual {
  position: relative;
  display: flex;
  justify-content: flex-end;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.6s forwards;
  width: 100%;
}

.hero-banner-img {
  width: 125%;
  max-width: 900px;
  margin-right: -15%;
  border: none;
  box-shadow: none;
  -webkit-mask-image: radial-gradient(circle, black 55%, transparent 100%);
  mask-image: radial-gradient(circle, black 55%, transparent 100%);
}

.particles {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-title {
  font-size: 4rem;
  letter-spacing: -1px;
  margin-bottom: 24px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.2s forwards;
  line-height: 1.1;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 500px;
  margin-bottom: 40px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.4s forwards;
}

.hero-form-inline {
  display: flex;
  gap: 16px;
  margin-bottom: 60px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.6s forwards;
  width: 100%;
  max-width: 480px;
}

.hero-input {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 0 16px;
  color: white;
  font-family: var(--font-body);
  outline: none;
  transition: var(--transition-normal);
}

.hero-input:focus {
  border-color: var(--accent-primary);
  background: rgba(0, 0, 0, 0.4);
}

.hero-stats {
  display: flex;
  align-items: flex-start;
  gap: 40px;
  opacity: 0;
  animation: fadeUp 0.8s ease 0.8s forwards;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-secondary);
  line-height: 1;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  max-width: 150px;
  line-height: 1.4;
}

/* About Section */
.about {
  background: var(--bg-primary);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-img-wrap {
  position: relative;
}

.about-img {
  border-radius: 24px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5);
  position: relative;
  z-index: 1;
}

.about-img-wrap::before {
  content: '';
  position: absolute;
  top: -20px;
  bottom: -20px;
  left: -20px;
  right: -20px;
  background: var(--accent-gradient);
  border-radius: 30px;
  opacity: 0.2;
  filter: blur(40px);
  z-index: 0;
}

.floating-card {
  position: absolute;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  padding: 16px 24px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 16px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  z-index: 2;
  animation: float 6s ease-in-out infinite;
}

#about-card-1 {
  top: 40px;
  left: -30px;
}

#about-card-2 {
  bottom: 40px;
  right: -30px;
  animation-delay: -3s;
}

.card-icon {
  font-size: 2rem;
  background: rgba(255, 255, 255, 0.05);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 12px;
}

.card-title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
}

.card-sub {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.about-features {
  margin: 32px 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-row {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1.125rem;
}

.feature-check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: rgba(14, 165, 233, 0.1);
  color: var(--accent-secondary);
  border-radius: 50%;
  font-size: 0.875rem;
}

/* Services Section */
.services {
  background: var(--bg-secondary);
  overflow: hidden;
}

.services-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.services-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.1;
}

.services-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(to top, var(--bg-secondary) 0%, transparent 100%);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 40px 32px;
  transition: var(--transition-normal);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--accent-gradient);
  opacity: 0;
  transition: var(--transition-normal);
  z-index: 0;
}

.service-card > * {
  position: relative;
  z-index: 1;
}

.service-card:hover {
  transform: translateY(-10px);
  border-color: var(--accent-primary);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.service-card:hover::before {
  opacity: 0.05;
}

.service-icon-wrap {
  width: 64px;
  height: 64px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: var(--transition-normal);
}

.service-icon {
  font-size: 2rem;
}

.service-card:hover .service-icon-wrap {
  background: rgba(59, 130, 246, 0.1);
  border-color: rgba(59, 130, 246, 0.3);
}

.service-title {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.service-desc {
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.service-link {
  color: var(--accent-secondary);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  display: inline-flex;
  align-items: center;
  transition: var(--transition-fast);
}

.service-link:hover {
  gap: 8px;
  color: var(--accent-primary);
}

/* How It Works Section */
.how {
  background: var(--bg-primary);
}

.how-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 60px;
}

.how-step {
  position: relative;
}

.step-number {
  font-family: var(--font-heading);
  font-size: 4rem;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
  line-height: 1;
  margin-bottom: 24px;
  transition: var(--transition-normal);
}

.how-step:hover .step-number {
  -webkit-text-stroke: 1px var(--accent-primary);
  color: rgba(59, 130, 246, 0.1);
}

.step-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.step-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.step-connector {
  position: absolute;
  top: 32px;
  right: -50%;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--border-color) 0%, transparent 100%);
  z-index: 0;
}

/* Metrics Section */
.metrics {
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

.metrics-bg {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(14, 165, 233, 0.1) 0%, transparent 70%);
  pointer-events: none;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 60px 0;
}

.metric-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 40px 24px;
  text-align: center;
  backdrop-filter: blur(10px);
  transition: var(--transition-normal);
}

.metric-card:hover {
  transform: translateY(-5px);
  border-color: rgba(14, 165, 233, 0.3);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

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

.metric-value {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  display: inline-block;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  line-height: 1;
}

.metric-plus {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-secondary);
  vertical-align: top;
  margin-left: 4px;
}

.metric-label {
  color: var(--text-secondary);
  font-size: 1.125rem;
  margin-top: 8px;
}

.features-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 80px;
  border-top: 1px solid var(--border-color);
  padding-top: 60px;
}

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

.feat-icon {
  font-size: 2rem;
  margin-bottom: 16px;
  background: rgba(255, 255, 255, 0.05);
  width: 64px;
  height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
}

.feat-title {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.feat-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Plans Section */
.plans {
  background: var(--bg-primary);
}

.toggle-wrap {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  background: var(--bg-tertiary);
  padding: 8px 16px;
  border-radius: 100px;
  margin-top: 32px;
  border: 1px solid var(--border-color);
}

.toggle-label {
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.toggle-label.active {
  color: var(--text-primary);
}

.toggle-btn {
  width: 56px;
  height: 32px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 16px;
  position: relative;
  cursor: pointer;
  border: none;
  transition: var(--transition-normal);
}

.toggle-btn::before {
  content: '';
  position: absolute;
  top: 4px;
  left: 4px;
  width: 24px;
  height: 24px;
  background: var(--accent-gradient);
  border-radius: 50%;
  transition: var(--transition-normal);
}

.toggle-btn.annual::before {
  transform: translateX(24px);
}

.badge-save {
  background: rgba(16, 185, 129, 0.1);
  color: #10b981;
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.75rem;
  margin-left: 8px;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
  align-items: center;
}

.plan-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 40px 32px;
  position: relative;
  transition: var(--transition-normal);
}

.plan-card:hover {
  transform: translateY(-10px);
  border-color: rgba(255, 255, 255, 0.2);
}

.plan-featured {
  background: linear-gradient(180deg, rgba(17, 26, 46, 0.9) 0%, rgba(17, 26, 46, 0.6) 100%);
  border: 1px solid rgba(14, 165, 233, 0.3);
  transform: scale(1.05);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.plan-featured:hover {
  transform: scale(1.05) translateY(-10px);
  border-color: var(--accent-secondary);
}

.plan-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent-gradient);
  color: white;
  padding: 4px 16px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.plan-header {
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border-color);
}

.plan-name {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.plan-desc {
  color: var(--text-secondary);
  font-size: 0.95rem;
  min-height: 44px;
}

.plan-price {
  display: flex;
  align-items: flex-end;
  margin-bottom: 32px;
}

.price-currency {
  font-size: 1.5rem;
  font-weight: 600;
  margin-right: 4px;
  margin-bottom: 8px;
}

.price-value {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  line-height: 1;
}

.price-period {
  color: var(--text-secondary);
  margin-bottom: 8px;
  margin-left: 4px;
}

.plan-features {
  margin-bottom: 40px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.plan-feat {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.95rem;
}

.plan-feat.disabled {
  color: var(--text-muted);
  text-decoration: line-through;
}

.feat-check {
  color: var(--accent-secondary);
}

.plan-feat.disabled .feat-check {
  color: var(--text-muted);
}

/* Testimonials Section */
.testimonials {
  background: var(--bg-secondary);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 20px;
  padding: 40px 32px;
  transition: var(--transition-normal);
}

.testimonial-card:hover {
  transform: translateY(-5px);
  border-color: rgba(255, 255, 255, 0.2);
}

.test-stars {
  color: #fbbf24;
  font-size: 1.25rem;
  margin-bottom: 24px;
  letter-spacing: 2px;
}

.test-text {
  font-size: 1.125rem;
  font-style: italic;
  margin-bottom: 32px;
  color: var(--text-secondary);
  line-height: 1.8;
}

.test-author {
  display: flex;
  align-items: center;
  gap: 16px;
}

.test-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
}

.test-name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1rem;
}

.test-role {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* Contact Section */
.contact {
  background: var(--bg-primary);
  position: relative;
}

.contact-bg {
  position: absolute;
  top: 0;
  right: 0;
  width: 50%;
  height: 100%;
  background: radial-gradient(circle at center, rgba(14, 165, 233, 0.05) 0%, transparent 70%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
}

.contact-details {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.contact-icon {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.contact-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 4px;
}

.contact-value {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

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

.social-links {
  display: flex;
  gap: 16px;
  margin-top: 40px;
}

.social-link {
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 600;
  transition: var(--transition-normal);
}

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

.contact-form-wrap {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 24px;
  padding: 48px;
  position: relative;
  z-index: 1;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.form-group {
  margin-bottom: 24px;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-normal);
  outline: none;
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:focus {
  border-color: var(--accent-secondary);
  background: rgba(0, 0, 0, 0.4);
  box-shadow: 0 0 0 4px rgba(14, 165, 233, 0.1);
}

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

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 16px center;
  background-size: 16px;
}

.form-select option {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.form-success {
  margin-top: 24px;
  padding: 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 12px;
  color: #10b981;
  text-align: center;
  font-weight: 500;
}

/* Footer */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-logo {
  height: 40px;
  margin-bottom: 24px;
}

.footer-tagline {
  color: var(--text-secondary);
  max-width: 300px;
}

.footer-title {
  font-size: 1.125rem;
  margin-bottom: 24px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-link {
  color: var(--text-secondary);
  transition: var(--transition-fast);
}

.footer-link:hover {
  color: var(--accent-secondary);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}

.footer-copy {
  color: var(--text-muted);
  font-size: 0.875rem;
}

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

.footer-link-sm {
  color: var(--text-muted);
  font-size: 0.875rem;
  transition: var(--transition-fast);
}

.footer-link-sm:hover {
  color: var(--text-primary);
}

/* Back to Top */
.back-to-top {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 48px;
  height: 48px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 50%;
  color: var(--text-primary);
  font-size: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
  z-index: 99;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--accent-primary);
  border-color: var(--accent-primary);
  transform: translateY(-5px);
}

/* Animations */
@keyframes fadeUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes float {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-20px);
  }
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(14, 165, 233, 0.7);
  }
  70% {
    box-shadow: 0 0 0 10px rgba(14, 165, 233, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(14, 165, 233, 0);
  }
}

@keyframes scrollDown {
  0% {
    top: 8px;
    opacity: 1;
  }
  100% {
    top: 24px;
    opacity: 0;
  }
}

/* Scroll Animations */
.fade-in-section {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  will-change: opacity, visibility;
}

.fade-in-section.is-visible {
  opacity: 1;
  transform: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 3.5rem;
  }
  
  .about-grid, .contact-grid {
    gap: 40px;
  }
  
  .services-grid, .plans-grid, .testimonials-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .how-grid, .metrics-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
  }
  
  .step-connector {
    display: none;
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding: 60px 0;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .hamburger {
    display: block;
  }
  
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--bg-tertiary);
    flex-direction: column;
    padding: 100px 40px;
    transition: var(--transition-normal);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  }
  
  .nav-links.active {
    right: 0;
  }
  
  #nav-btn-login {
    display: none;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 24px;
    padding: 24px;
  }
  
  .stat-divider {
    width: 100%;
    height: 1px;
  }
  
  .about-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  
  .about-visual {
    order: -1;
    margin-bottom: 40px;
  }
  
  .services-grid, .plans-grid, .testimonials-grid, .how-grid, .metrics-grid, .features-row {
    grid-template-columns: 1fr;
  }
  
  .plan-featured {
    transform: none;
  }
  
  .plan-featured:hover {
    transform: translateY(-10px);
  }
  
  .form-row {
    grid-template-columns: 1fr;
  }
  
  .contact-form-wrap {
    padding: 32px 24px;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}

/* Wrapper <picture> não deve afetar o layout (webp + fallback) */
picture { display: contents; }