:root {
  --bg: #0a0a0f;
  --bg-elevated: #12121a;
  --bg-card: #18182a;
  --fg: #e8e8f0;
  --fg-muted: #8888a0;
  --accent: #7c5cff;
  --accent-glow: rgba(124, 92, 255, 0.15);
  --accent-secondary: #00e5a0;
  --border: rgba(255, 255, 255, 0.06);
  --radius: 16px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
}

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ===== HERO ===== */
.hero {
  min-height: 90vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 6vw 80px;
  position: relative;
  background: 
    radial-gradient(ellipse 60% 50% at 20% 40%, rgba(124, 92, 255, 0.08), transparent),
    radial-gradient(ellipse 40% 40% at 80% 60%, rgba(0, 229, 160, 0.05), transparent),
    var(--bg);
}

.hero-badge {
  display: inline-block;
  padding: 6px 16px;
  background: var(--accent-glow);
  border: 1px solid rgba(124, 92, 255, 0.2);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 6vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--fg);
  max-width: 800px;
  margin-bottom: 28px;
}

.hero h1 .accent {
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--fg-muted);
  max-width: 560px;
  line-height: 1.7;
  margin-bottom: 64px;
}

.hero-stats {
  display: flex;
  gap: 48px;
  padding-top: 40px;
  border-top: 1px solid var(--border);
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--fg-muted);
  max-width: 180px;
  line-height: 1.5;
}

/* ===== PROBLEM ===== */
.problem {
  padding: 120px 6vw;
  background: var(--bg-elevated);
}

.problem-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.problem-label,
.services-label,
.how-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.problem h2,
.services h2,
.how h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 56px;
  max-width: 650px;
}

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

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: border-color 0.3s;
}

.problem-card:hover {
  border-color: rgba(124, 92, 255, 0.2);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 16px;
  opacity: 0.6;
}

.problem-card p {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== SERVICES ===== */
.services {
  padding: 120px 6vw;
}

.services-inner {
  max-width: 1100px;
  margin: 0 auto;
}

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

.service-block {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  transition: transform 0.3s, border-color 0.3s;
}

.service-block:hover {
  transform: translateY(-4px);
  border-color: rgba(124, 92, 255, 0.15);
}

.service-tag {
  display: inline-block;
  padding: 3px 10px;
  background: rgba(0, 229, 160, 0.08);
  border: 1px solid rgba(0, 229, 160, 0.15);
  border-radius: 6px;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent-secondary);
  margin-bottom: 20px;
}

.service-block h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-block p {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.7;
}

/* ===== HOW ===== */
.how {
  padding: 120px 6vw;
  background: var(--bg-elevated);
}

.how-inner {
  max-width: 900px;
  margin: 0 auto;
}

.how-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.step {
  display: flex;
  gap: 40px;
  padding: 48px 0;
  border-bottom: 1px solid var(--border);
}

.step:last-child {
  border-bottom: none;
}

.step-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  color: var(--accent);
  opacity: 0.25;
  min-width: 80px;
  line-height: 1;
}

.step-content h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.step-content p {
  font-size: 1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 520px;
}

/* ===== CLOSING ===== */
.closing {
  padding: 140px 6vw;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 50% at 50% 50%, rgba(124, 92, 255, 0.06), transparent),
    var(--bg);
}

.closing-inner {
  max-width: 700px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
}

.closing p {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.closing-accent {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.2rem;
  background: linear-gradient(135deg, var(--accent), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-top: 16px;
}

/* ===== FOOTER ===== */
.site-footer {
  padding: 60px 6vw;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.footer-tagline {
  font-size: 0.92rem;
  color: var(--fg-muted);
  margin-bottom: 8px;
}

.footer-meta {
  font-size: 0.8rem;
  color: var(--fg-muted);
  opacity: 0.5;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding: 80px 5vw 60px;
  }
  
  .hero-stats {
    flex-direction: column;
    gap: 28px;
  }
  
  .stat-label {
    max-width: none;
  }
  
  .problem-grid {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .step {
    flex-direction: column;
    gap: 16px;
  }
  
  .step-num {
    font-size: 2rem;
    min-width: auto;
  }
  
  .problem,
  .services,
  .how,
  .closing,
  .pricing,
  .contact {
    padding: 80px 5vw;
  }

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

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

  .nav-links a:not(.nav-cta) {
    display: none;
  }
}

/* ===== NAV ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 6vw;
  background: transparent;
  transition: background 0.3s, box-shadow 0.3s;
}

.site-nav.nav-scrolled {
  background: rgba(10, 10, 15, 0.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--fg);
  text-decoration: none;
}

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

.nav-links a {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s;
}

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

.nav-cta {
  padding: 8px 20px;
  background: var(--accent);
  color: var(--fg) !important;
  border-radius: 8px;
  font-weight: 600 !important;
  transition: opacity 0.2s !important;
}

.nav-cta:hover {
  opacity: 0.85;
}

/* ===== HERO ACTIONS ===== */
.hero-actions {
  display: flex;
  gap: 16px;
  margin-bottom: 64px;
  flex-wrap: wrap;
}

.btn-hero {
  display: inline-block;
  padding: 14px 32px;
  background: var(--accent);
  color: var(--fg);
  border-radius: 10px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: opacity 0.2s, transform 0.2s;
}

.btn-hero:hover {
  opacity: 0.88;
  transform: translateY(-2px);
}

.btn-hero-ghost {
  display: inline-block;
  padding: 14px 32px;
  border: 1px solid var(--border);
  color: var(--fg-muted);
  border-radius: 10px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 500;
  text-decoration: none;
  transition: border-color 0.2s, color 0.2s;
}

.btn-hero-ghost:hover {
  border-color: rgba(124, 92, 255, 0.3);
  color: var(--fg);
}

/* ===== PRICING ===== */
.pricing {
  padding: 120px 6vw;
  background: var(--bg-elevated);
}

.pricing-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.pricing-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.pricing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  max-width: 600px;
}

.pricing-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  max-width: 540px;
  line-height: 1.7;
  margin-bottom: 56px;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 40px 36px;
  position: relative;
  transition: border-color 0.3s, transform 0.3s;
}

.pricing-card:hover {
  border-color: rgba(124, 92, 255, 0.2);
  transform: translateY(-4px);
}

.pricing-card--featured {
  border-color: rgba(124, 92, 255, 0.35);
  background: linear-gradient(145deg, #1a1830, var(--bg-card));
}

.pricing-card--featured:hover {
  border-color: rgba(124, 92, 255, 0.55);
}

.plan-popular {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  background: var(--accent);
  border-radius: 100px;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #fff;
  white-space: nowrap;
}

.plan-tag {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-muted);
  margin-bottom: 16px;
}

.plan-price {
  margin-bottom: 16px;
}

.plan-amount {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--fg);
}

.plan-period {
  font-size: 1rem;
  color: var(--fg-muted);
  margin-left: 4px;
}

.plan-desc {
  font-size: 0.92rem;
  color: var(--fg-muted);
  line-height: 1.6;
  margin-bottom: 28px;
  min-height: 48px;
}

.plan-features {
  list-style: none;
  margin-bottom: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.plan-features li {
  font-size: 0.92rem;
  color: var(--fg-muted);
  padding-left: 20px;
  position: relative;
  line-height: 1.5;
}

.plan-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent-secondary);
  font-weight: 700;
  font-size: 0.8rem;
}

.btn-plan {
  display: block;
  text-align: center;
  padding: 12px 24px;
  border: 1px solid rgba(124, 92, 255, 0.3);
  border-radius: 8px;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--fg);
  text-decoration: none;
  transition: background 0.2s, border-color 0.2s;
}

.btn-plan:hover {
  background: var(--accent-glow);
  border-color: var(--accent);
}

.btn-plan--featured {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-plan--featured:hover {
  background: #6a4aee;
  border-color: #6a4aee;
}

/* ===== CONTACT FORM ===== */
.contact {
  padding: 120px 6vw;
  background: var(--bg);
}

.contact-inner {
  max-width: 760px;
  margin: 0 auto;
}

.contact-label {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.contact h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.contact-sub {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 48px;
}

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

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group--full {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label,
.form-group--full label {
  font-family: var(--font-display);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--fg-muted);
  letter-spacing: 0.02em;
}

.form-group input,
.form-group select,
.form-group--full textarea {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--fg);
  transition: border-color 0.2s, box-shadow 0.2s;
  outline: none;
  -webkit-appearance: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group--full textarea:focus {
  border-color: rgba(124, 92, 255, 0.4);
  box-shadow: 0 0 0 3px rgba(124, 92, 255, 0.08);
}

.form-group input::placeholder,
.form-group--full textarea::placeholder {
  color: var(--fg-muted);
  opacity: 0.5;
}

.form-group select option {
  background: var(--bg-card);
  color: var(--fg);
}

.form-group--full textarea {
  resize: vertical;
  min-height: 120px;
  line-height: 1.6;
}

.form-submit {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.btn-submit {
  padding: 14px 36px;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: #fff;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
}

.btn-submit:hover:not(:disabled) {
  opacity: 0.88;
  transform: translateY(-2px);
}

.btn-submit:disabled {
  opacity: 0.5;
  cursor: default;
}

.form-note {
  font-size: 0.85rem;
  color: var(--fg-muted);
  opacity: 0.6;
}

.form-success {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 48px 24px;
  text-align: center;
}

.success-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 229, 160, 0.1);
  border: 1px solid rgba(0, 229, 160, 0.2);
  border-radius: 50%;
  font-size: 1.4rem;
  color: var(--accent-secondary);
}

.form-success h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
}

.form-success p {
  color: var(--fg-muted);
  font-size: 0.95rem;
}

.form-error {
  padding: 12px 16px;
  background: rgba(255, 80, 80, 0.08);
  border: 1px solid rgba(255, 80, 80, 0.2);
  border-radius: 8px;
  color: #ff8080;
  font-size: 0.92rem;
}