/* ============================================
   AISTUDEO Design System
   Premium Dark-Mode Glassmorphism
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  --bg: #0a0a1a;
  --bg-secondary: #1a1a2e;
  --card: rgba(255, 255, 255, 0.05);
  --card-hover: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.1);
  --border-hover: rgba(255, 255, 255, 0.2);
  --primary: #6366f1;
  --primary-hover: #8b5cf6;
  --primary-glow: rgba(99, 102, 241, 0.3);
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-heading: #f8fafc;
  --success: #22c55e;
  --danger: #ef4444;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --max-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a:hover {
  color: var(--primary-hover);
}

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

ul, ol {
  list-style: none;
}

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

.section {
  padding: 100px 0;
  position: relative;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-heading);
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 1.125rem;
  text-align: center;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 60px;
}

/* ---------- Glassmorphism Card ---------- */
.glass-card {
  background: var(--card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  transition: all var(--transition);
}

.glass-card:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 32px;
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #fff;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--primary-glow);
  color: #fff;
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: var(--card);
  border-color: var(--border-hover);
  color: var(--text-heading);
}

.btn-close-page {
  background: var(--card);
  color: var(--text);
  border: 1px solid var(--border);
}

.btn-close-page:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 26, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}

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

.navbar-logo {
  display: flex;
  align-items: center;
}

.navbar-logo img {
  height: 40px;
  width: auto;
}

/* CSS Text Logo */
.text-logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  user-select: none;
}
.text-logo-ai {
  background: linear-gradient(135deg, #6366f1, #8b5cf6);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.text-logo-studeo {
  color: var(--text-heading);
}
.text-logo.hero-size {
  font-size: 4rem;
}
.text-logo.footer-size {
  font-size: 1.25rem;
}
.text-logo.status-size {
  font-size: 1.5rem;
  margin-bottom: 48px;
  display: block;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.navbar-links a {
  color: var(--text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color var(--transition);
}

.navbar-links a:hover {
  color: var(--text-heading);
}

.navbar-cta {
  padding: 10px 24px !important;
  font-size: 0.875rem !important;
}

/* Hamburger Menu */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text);
  transition: all var(--transition);
  border-radius: 2px;
}

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

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

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

/* ---------- Hero ---------- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at 30% 50%, rgba(99, 102, 241, 0.15) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 50%, rgba(139, 92, 246, 0.1) 0%, transparent 50%);
  animation: heroGradient 15s ease-in-out infinite alternate;
  z-index: 0;
}

@keyframes heroGradient {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(-5%, 5%) rotate(3deg); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero-logo {
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease-out;
}

.hero-tagline {
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--text-heading);
  line-height: 1.15;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease-out 0.15s both;
}

.hero-tagline span {
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 40px;
  line-height: 1.7;
  animation: fadeInUp 0.8s ease-out 0.3s both;
}

.hero-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease-out 0.45s both;
}

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

.feature-card {
  text-align: center;
  padding: 40px 28px;
}

.feature-icon {
  font-size: 3rem;
  margin-bottom: 20px;
  display: block;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 12px;
}

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

/* ---------- How It Works ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  position: relative;
}

.step-card {
  text-align: center;
  padding: 36px 20px;
  position: relative;
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 20px;
}

.step-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 8px;
}

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

/* Step connector arrows */
.step-card:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -18px;
  top: 56px;
  font-size: 1.5rem;
  color: var(--primary);
  font-weight: 700;
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  align-items: stretch;
}

.pricing-card {
  text-align: center;
  padding: 40px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 0 40px var(--primary-glow);
  transform: scale(1.03);
}

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

.pricing-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #fff;
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 0.8125rem;
  font-weight: 600;
  white-space: nowrap;
}

.pricing-name {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 8px;
}

.pricing-price {
  font-size: 3rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 4px;
}

.pricing-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-muted);
}

.pricing-features {
  margin: 28px 0;
  flex: 1;
}

.pricing-features li {
  padding: 10px 0;
  color: var(--text-muted);
  font-size: 0.9375rem;
  border-bottom: 1px solid var(--border);
}

.pricing-features li:last-child {
  border-bottom: none;
}

.pricing-features li::before {
  content: '✓ ';
  color: var(--success);
  font-weight: 600;
}

.pricing-note {
  text-align: center;
  margin-top: 40px;
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.pricing-note strong {
  color: var(--primary);
}

/* ---------- FAQ ---------- */
.faq-list {
  max-width: 780px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text-heading);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border-radius: var(--radius-sm);
  text-align: left;
}

.faq-question:hover {
  background: var(--card-hover);
  border-color: var(--border-hover);
}

.faq-question .faq-icon {
  font-size: 1.25rem;
  transition: transform var(--transition);
  flex-shrink: 0;
  margin-left: 16px;
}

.faq-item.active .faq-question {
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  border-bottom-color: transparent;
}

.faq-item.active .faq-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
  background: var(--card);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-muted);
  line-height: 1.7;
  font-size: 0.9375rem;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

/* ---------- Footer ---------- */
.footer {
  background: rgba(10, 10, 26, 0.9);
  border-top: 1px solid var(--border);
  padding: 48px 24px;
}

.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

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

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

.footer-links a {
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

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

.footer-copy {
  color: var(--text-muted);
  font-size: 0.8125rem;
}

/* ---------- Legal Pages ---------- */
.legal-page {
  padding: 120px 24px 80px;
  min-height: 100vh;
}

.legal-content {
  max-width: 780px;
  margin: 0 auto;
}

.legal-content h1 {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 8px;
}

.legal-content .legal-date {
  color: var(--text-muted);
  font-size: 0.9375rem;
  margin-bottom: 48px;
  display: block;
}

.legal-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-heading);
  margin: 40px 0 16px;
}

.legal-content p {
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.7;
}

.legal-content ul {
  margin: 12px 0 24px 24px;
  list-style: disc;
}

.legal-content ul li {
  color: var(--text-muted);
  margin-bottom: 8px;
  line-height: 1.6;
}

.legal-content strong {
  color: var(--text);
}

.legal-content a {
  color: var(--primary);
}

/* ---------- Status Pages (Success/Cancel) ---------- */
.status-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 24px;
  position: relative;
}

.status-content {
  max-width: 480px;
}

.status-logo {
  margin-bottom: 48px;
}

.status-icon {
  font-size: 5rem;
  margin-bottom: 24px;
  display: block;
  animation: fadeInUp 0.6s ease-out;
}

.status-heading {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-heading);
  margin-bottom: 16px;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.status-text {
  color: var(--text-muted);
  font-size: 1.0625rem;
  line-height: 1.7;
  margin-bottom: 32px;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.status-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

/* ---------- Standalone Pricing Page ---------- */
.pricing-page {
  padding: 120px 24px 80px;
  min-height: 100vh;
}

.pricing-page-note {
  text-align: center;
  margin-top: 32px;
}

.pricing-page-note a {
  color: var(--text-muted);
  font-size: 0.9375rem;
}

.pricing-page-note a:hover {
  color: var(--primary);
}

.pricing-back {
  text-align: center;
  margin-top: 16px;
}

.pricing-back a {
  color: var(--text-muted);
  font-size: 0.875rem;
}

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

.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------- Gradient Divider ---------- */
.gradient-divider {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  border: none;
  margin: 0;
}

/* ---------- Hero Badges ---------- */
.hero-badges {
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 32px;
  animation: fadeInUp 0.8s ease-out 0.35s both;
}

.hero-badge {
  padding: 8px 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-muted);
  backdrop-filter: blur(8px);
}

/* ---------- About / What Is AISTUDEO ---------- */
.about-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.about-card {
  text-align: center;
  padding: 36px 28px;
}

.about-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 16px;
}

.about-card h3 {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 12px;
}

.about-card p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.about-card strong {
  color: var(--text);
}

/* ---------- Features Large Grid ---------- */
.features-grid-large {
  grid-template-columns: repeat(3, 1fr);
}

.feature-desc strong {
  color: var(--text);
}

/* ---------- Engines ---------- */
.engines-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  max-width: 900px;
  margin: 0 auto;
}

.engine-card {
  padding: 36px 32px;
}

.engine-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.engine-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 8px;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.3px;
}

.engine-badge.grok {
  background: rgba(59, 130, 246, 0.12);
  color: #60a5fa;
}

.engine-badge.google {
  background: rgba(16, 185, 129, 0.12);
  color: #34d399;
}

.engine-via {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

.engine-desc {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 20px;
}

.engine-modes {
  list-style: none;
  margin-bottom: 24px;
}

.engine-modes li {
  padding: 8px 0;
  font-size: 0.875rem;
  color: var(--text-muted);
  border-bottom: 1px solid rgba(255, 255, 255, 0.04);
}

.engine-modes li:last-child {
  border-bottom: none;
}

.engine-modes li strong {
  color: var(--text);
  margin-right: 4px;
}

.engine-price {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-heading);
}

.engine-price span {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-muted);
}

/* ---------- How-To Steps ---------- */
.how-to-steps {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.how-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 28px;
}

.how-step-number {
  width: 48px;
  height: 48px;
  min-width: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-hover));
  color: #fff;
  font-size: 1.25rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.how-step-content h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 6px;
}

.how-step-content p {
  font-size: 0.9375rem;
  color: var(--text-muted);
  line-height: 1.7;
}

.how-step-content p strong {
  color: var(--text);
}

.how-step-content code {
  background: rgba(99, 102, 241, 0.1);
  color: var(--primary);
  padding: 2px 8px;
  border-radius: 4px;
  font-size: 0.8125rem;
}

/* ---------- Pricing 4 columns ---------- */
/* Override default 3-col to 4-col for Free + 3 plans */

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 900px;
  margin: 0 auto;
}

.contact-card {
  text-align: center;
  padding: 32px 20px;
  text-decoration: none;
  color: inherit;
  transition: all var(--transition);
}

.contact-card:hover {
  border-color: var(--primary);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px var(--primary-glow);
  color: inherit;
}

.contact-icon {
  font-size: 2.5rem;
  display: block;
  margin-bottom: 12px;
}

.contact-card h3 {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-heading);
  margin-bottom: 6px;
}

.contact-card p {
  font-size: 0.8125rem;
  color: var(--text-muted);
  word-break: break-all;
}

/* ---------- Footer Social ---------- */
.footer .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 24px;
}

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

.social-link {
  font-size: 1.25rem;
  text-decoration: none;
  transition: transform 0.2s;
  display: inline-block;
}

.social-link:hover {
  transform: scale(1.2);
}


/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .features-grid,
  .features-grid-large {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .step-card:not(:last-child)::after {
    display: none;
  }

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

  .pricing-card.featured {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
    width: 100%;
  }

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

  .about-grid .about-card:last-child {
    grid-column: 1 / -1;
    max-width: 400px;
    margin: 0 auto;
  }

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

  .hero-tagline {
    font-size: 2.75rem;
  }

  .text-logo.hero-size {
    font-size: 3rem;
  }

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

@media (max-width: 768px) {
  .navbar-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(10, 10, 26, 0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    transition: right var(--transition);
    border-left: 1px solid var(--border);
  }

  .navbar-links.active {
    right: 0;
  }

  .hamburger {
    display: flex;
  }

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

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

  .about-grid .about-card:last-child {
    grid-column: auto;
    max-width: none;
  }

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

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

  .steps-grid {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin: 0 auto;
  }

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

  .pricing-card.featured:hover {
    transform: translateY(-4px);
  }

  .hero-tagline {
    font-size: 2.25rem;
  }

  .hero-subtitle {
    font-size: 1.05rem;
  }

  .text-logo.hero-size {
    font-size: 2.5rem;
  }

  .section {
    padding: 72px 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

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

  .footer-links {
    justify-content: center;
  }

  .legal-content h1 {
    font-size: 1.75rem;
  }

  .legal-content h2 {
    font-size: 1.25rem;
  }
}

@media (max-width: 480px) {
  .hero-tagline {
    font-size: 1.875rem;
  }

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

  .hero-buttons .btn {
    width: 100%;
    max-width: 280px;
  }

  .container {
    padding: 0 16px;
  }
}