/* === Variables === */
:root {
  --bg: #0a0a0f;
  --bg-card: #12121a;
  --bg-card-hover: #1a1a28;
  --text: #e8e8f0;
  --text-muted: #8888a0;
  --accent: #6c5ce7;
  --accent-light: #a29bfe;
  --accent-glow: rgba(108, 92, 231, 0.3);
  --gradient: linear-gradient(135deg, #6c5ce7, #a29bfe, #fd79a8);
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
  --radius-sm: 10px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* === Buttons === */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: #fff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px var(--accent-glow);
}

.btn-outline {
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: var(--text);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--accent-light);
  background: rgba(108, 92, 231, 0.08);
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.85rem;
}

/* === Navigation === */
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 40px;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-size: 1.3rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.2s;
}

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

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.menu-toggle span {
  width: 22px;
  height: 2px;
  background: var(--text);
  transition: all 0.3s;
}

/* === Hero === */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 40px 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -20%;
  width: 80%;
  height: 80%;
  background: radial-gradient(ellipse, var(--accent-glow), transparent 60%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -30%;
  right: -20%;
  width: 60%;
  height: 60%;
  background: radial-gradient(ellipse, rgba(253, 121, 168, 0.1), transparent 60%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  border: 1px solid rgba(108, 92, 231, 0.3);
  color: var(--accent-light);
  margin-bottom: 32px;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

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

.hero-sub {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 60px;
}

.hero-stats {
  display: flex;
  justify-content: center;
  gap: 48px;
}

.stat { text-align: center; }

.stat-num {
  display: block;
  font-size: 1.8rem;
  font-weight: 700;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* === Section Common === */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  padding: 4px 14px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-light);
  border: 1px solid rgba(108, 92, 231, 0.25);
  margin-bottom: 20px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 550px;
  margin: 0 auto;
}

/* === Services === */
.services {
  padding: 100px 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  transition: all 0.4s ease;
  opacity: 0;
  transform: translateY(20px);
}

.service-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(108, 92, 231, 0.2);
  transform: translateY(-4px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.service-icon {
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-card > p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 20px;
  line-height: 1.7;
}

.feature-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.feature-list li {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}

.feature-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--accent-light);
}

/* === How It Works === */
.how-section {
  padding: 100px 0;
  background: linear-gradient(180deg, transparent, rgba(108, 92, 231, 0.03), transparent);
}

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

.step {
  text-align: center;
  padding: 40px 30px;
  opacity: 0;
  transform: translateY(20px);
}

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

.step-num {
  font-size: 3rem;
  font-weight: 800;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 20px;
  display: block;
}

.step h3 {
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.step p {
  color: var(--text-muted);
  font-size: 0.92rem;
  line-height: 1.7;
}

/* === Pricing === */
.pricing-section {
  padding: 100px 0;
}

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

.price-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px;
  text-align: center;
  transition: all 0.4s ease;
  position: relative;
  opacity: 0;
  transform: translateY(20px);
}

.price-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.price-card.featured {
  border-color: rgba(108, 92, 231, 0.4);
  transform: scale(1.05) translateY(20px);
  box-shadow: 0 20px 60px var(--accent-glow);
}

.price-card.featured.visible {
  transform: scale(1.05) translateY(0);
}

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

.price-card h3 {
  font-size: 1.2rem;
  margin-bottom: 16px;
}

.price {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 8px;
  background: var(--gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.price span {
  font-size: 1rem;
  font-weight: 400;
}

.price-card > p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 28px;
}

.price-card ul {
  text-align: left;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.price-card li {
  font-size: 0.88rem;
  color: var(--text-muted);
  padding-left: 20px;
  position: relative;
}

.price-card li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-light);
}

.price-card .btn { width: 100%; }

/* === CTA === */
.cta-section {
  padding: 100px 0;
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 60px 40px;
}

.cta-content h2 {
  font-size: 2rem;
  margin-bottom: 16px;
}

.cta-content > p {
  color: var(--text-muted);
  margin-bottom: 32px;
  line-height: 1.7;
}

.cta-form {
  display: flex;
  gap: 12px;
  max-width: 460px;
  margin: 0 auto 16px;
}

.cta-form input {
  flex: 1;
  padding: 14px 20px;
  border-radius: 50px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.cta-form input:focus {
  border-color: var(--accent);
}

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

.cta-note {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* === Footer === */
.footer {
  border-top: 1px solid var(--border);
  padding: 60px 0 40px;
}

.footer-content {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 8px;
}

.footer-links {
  display: flex;
  gap: 80px;
}

.footer-links h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
  color: var(--text-muted);
}

.footer-links a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-bottom a {
  color: var(--accent-light);
}

/* === Mobile === */
@media (max-width: 768px) {
  .nav { padding: 16px 20px; }

  .nav-links {
    position: fixed;
    top: 60px;
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-110%);
    transition: transform 0.3s ease;
  }

  .nav-links.active {
    transform: translateY(0);
  }

  .menu-toggle { display: flex; }

  .menu-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  .menu-toggle.active span:nth-child(2) { opacity: 0; }
  .menu-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero { padding: 100px 20px 60px; }
  .hero h1 { font-size: 2.2rem; }
  .hero-stats { gap: 24px; }

  .service-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; gap: 16px; }
  .pricing-grid { grid-template-columns: 1fr; }
  .price-card.featured { transform: scale(1) translateY(20px); }
  .price-card.featured.visible { transform: scale(1) translateY(0); }

  .cta-form { flex-direction: column; }
  .cta-content { padding: 40px 24px; }

  .footer-content { flex-direction: column; gap: 32px; }
  .footer-links { gap: 40px; }
}

/* === Animations === */
.service-card, .step, .price-card {
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.service-card:nth-child(2) { transition-delay: 0.1s; }
.service-card:nth-child(3) { transition-delay: 0.2s; }
.service-card:nth-child(4) { transition-delay: 0.3s; }

.step:nth-child(2) { transition-delay: 0.15s; }
.step:nth-child(3) { transition-delay: 0.3s; }

.price-card:nth-child(2) { transition-delay: 0.1s; }
.price-card:nth-child(3) { transition-delay: 0.2s; }