:root {
  --bg: #0a0a0a;
  --bg-elevated: #141414;
  --bg-card: #1a1a1a;
  --fg: #f0f0f0;
  --fg-muted: #888888;
  --fg-dim: #555555;
  --accent: #c8ff00;
  --accent-dim: rgba(200, 255, 0, 0.12);
  --border: #222222;
  --radius: 12px;
  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'DM Sans', sans-serif;
}

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

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

body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.accent {
  color: var(--accent);
}

/* ===================== HERO ===================== */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 120px 40px 80px;
  position: relative;
  background: 
    radial-gradient(ellipse 60% 50% at 20% 50%, rgba(200, 255, 0, 0.04) 0%, transparent 70%),
    var(--bg);
}

.hero-inner {
  max-width: 900px;
}

.hero-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent);
  background: var(--accent-dim);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 32px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 28px;
}

.hero-sub {
  font-size: 1.15rem;
  line-height: 1.7;
  color: var(--fg-muted);
  max-width: 560px;
}

.hero-scroll-hint {
  position: absolute;
  bottom: 40px;
  left: 40px;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.7); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ===================== PROBLEM ===================== */
.problem {
  padding: 120px 40px;
  background: var(--bg-elevated);
}

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

.problem-label,
.services-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--fg-dim);
  margin-bottom: 48px;
}

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

.problem-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  transition: border-color 0.3s ease;
}

.problem-card:hover {
  border-color: var(--fg-dim);
}

.problem-icon {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 20px;
}

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 12px;
  line-height: 1.3;
}

.problem-card p {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.6;
}

/* ===================== SERVICES ===================== */
.services {
  padding: 120px 40px;
}

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

.services-header {
  margin-bottom: 64px;
}

.services-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}

.services-list {
  display: flex;
  flex-direction: column;
}

.service-item {
  padding: 40px 0;
}

.service-tag {
  font-family: var(--font-display);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--accent);
  margin-bottom: 16px;
}

.service-item h3 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-item p {
  font-size: 1.05rem;
  color: var(--fg-muted);
  line-height: 1.7;
  max-width: 620px;
}

.service-divider {
  height: 1px;
  background: var(--border);
}

/* ===================== STATS ===================== */
.stats {
  padding: 100px 40px;
  background: var(--bg-elevated);
}

.stats-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.stat-block {
  text-align: center;
  padding: 40px 20px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 5vw, 4.5rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 16px;
}

.stat-desc {
  font-size: 0.95rem;
  color: var(--fg-muted);
  line-height: 1.5;
  max-width: 240px;
  margin: 0 auto;
}

/* ===================== CLOSING ===================== */
.closing {
  padding: 140px 40px;
  text-align: center;
  background:
    radial-gradient(ellipse 50% 40% at 50% 60%, rgba(200, 255, 0, 0.05) 0%, transparent 70%),
    var(--bg);
}

.closing-inner {
  max-width: 720px;
  margin: 0 auto;
}

.closing h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 24px;
  line-height: 1.15;
}

.closing-sub {
  font-size: 1.1rem;
  color: var(--fg-muted);
  line-height: 1.7;
  margin-bottom: 48px;
}

.closing-tagline {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: -0.01em;
}

/* ===================== FOOTER ===================== */
.site-footer {
  padding: 48px 40px;
  border-top: 1px solid var(--border);
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.footer-text {
  font-size: 0.85rem;
  color: var(--fg-dim);
}

/* ===================== RESPONSIVE ===================== */
@media (max-width: 768px) {
  .hero {
    padding: 100px 24px 60px;
  }

  .hero h1 {
    font-size: 2.4rem;
  }

  .problem,
  .services,
  .stats,
  .closing {
    padding: 80px 24px;
  }

  .problem-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .stats-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .stat-block {
    padding: 24px 20px;
  }

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .hero-scroll-hint {
    display: none;
  }

  .closing h2 {
    font-size: 1.8rem;
  }
}

@media (max-width: 480px) {
  .hero h1 {
    font-size: 2rem;
  }

  .hero-sub {
    font-size: 1rem;
  }

  .service-item h3 {
    font-size: 1.3rem;
  }
}

/* ===================== NAV ===================== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 20px 40px;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s ease;
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--fg);
  text-decoration: none;
}

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

.nav-link {
  font-size: 0.9rem;
  color: var(--fg-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.nav-cta {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  color: #000;
  background: var(--accent);
  padding: 10px 20px;
  border-radius: 8px;
  text-decoration: none;
  transition: opacity 0.2s ease;
  letter-spacing: 0.01em;
}

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

/* ===================== BUTTONS ===================== */
.btn-primary {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: #000;
  background: var(--accent);
  padding: 16px 32px;
  border-radius: 10px;
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  letter-spacing: -0.01em;
}

.btn-primary:hover {
  opacity: 0.88;
  transform: translateY(-1px);
}

.btn-ghost {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--fg-muted);
  background: transparent;
  padding: 16px 32px;
  border-radius: 10px;
  border: 1px solid var(--border);
  text-decoration: none;
  transition: color 0.2s ease, border-color 0.2s ease;
}

.btn-ghost:hover {
  color: var(--fg);
  border-color: var(--fg-dim);
}

/* ===================== HERO ACTIONS ===================== */
.hero-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 40px;
  flex-wrap: wrap;
}

/* ===================== CLOSING CTA ===================== */
.closing-btn {
  margin-top: 48px;
}

/* ===================== PRICING ===================== */
.pricing {
  padding: 120px 40px;
  background: var(--bg-elevated);
}

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

.pricing-header {
  margin-bottom: 64px;
}

.pricing-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--fg-dim);
  margin-bottom: 20px;
}

.pricing-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.pricing-sub {
  font-size: 1rem;
  color: var(--fg-muted);
}

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

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 28px;
  position: relative;
  transition: border-color 0.3s ease;
}

.pricing-card:hover {
  border-color: var(--fg-dim);
}

.pricing-card--featured {
  border-color: var(--accent);
  background: linear-gradient(135deg, rgba(200,255,0,0.04) 0%, var(--bg-card) 60%);
}

.pricing-card--featured:hover {
  border-color: var(--accent);
}

.pricing-card-badge {
  position: absolute;
  top: -12px;
  left: 28px;
  font-family: var(--font-display);
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: #000;
  background: var(--accent);
  padding: 4px 12px;
  border-radius: 100px;
}

.pricing-card-header {
  margin-bottom: 28px;
}

.pricing-tier {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--fg-muted);
  margin-bottom: 12px;
}

.pricing-price {
  font-family: var(--font-display);
  font-size: 2.8rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  color: var(--fg);
  line-height: 1;
  margin-bottom: 12px;
}

.pricing-card--featured .pricing-price {
  color: var(--accent);
}

.pricing-period {
  font-size: 1.1rem;
  font-weight: 400;
  letter-spacing: 0;
  color: var(--fg-muted);
}

.pricing-desc {
  font-size: 0.9rem;
  color: var(--fg-muted);
  line-height: 1.5;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 32px;
}

.pricing-features li {
  font-size: 0.9rem;
  color: var(--fg-muted);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.4;
}

.check {
  color: var(--accent);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.pricing-cta {
  display: block;
  text-align: center;
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 14px;
  border-radius: 8px;
  text-decoration: none;
  transition: opacity 0.2s ease, transform 0.2s ease;
  color: #000;
  background: var(--accent);
}

.pricing-cta:hover {
  opacity: 0.85;
  transform: translateY(-1px);
}

.pricing-cta--outline {
  color: var(--fg-muted);
  background: transparent;
  border: 1px solid var(--border);
}

.pricing-cta--outline:hover {
  color: var(--fg);
  border-color: var(--fg-dim);
  transform: none;
}

.pricing-note {
  margin-top: 40px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--fg-dim);
}

.pricing-link {
  color: var(--accent);
  text-decoration: none;
}

.pricing-link:hover {
  text-decoration: underline;
}

/* ===================== CONTACT ===================== */
.contact {
  padding: 120px 40px;
  background: var(--bg);
}

.contact-inner {
  max-width: 720px;
  margin: 0 auto;
}

.contact-label {
  font-family: var(--font-display);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--fg-dim);
  margin-bottom: 20px;
}

.contact-header {
  margin-bottom: 56px;
}

.contact-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.1;
  margin-bottom: 16px;
}

.contact-sub {
  font-size: 1rem;
  color: var(--fg-muted);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

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

.form-group label {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  color: var(--fg-muted);
}

.form-group input,
.form-group select,
.form-group textarea {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--fg);
  outline: none;
  transition: border-color 0.2s ease;
  width: 100%;
  appearance: none;
  -webkit-appearance: none;
}

.form-group select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23555' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--fg-dim);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

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

.form-error {
  background: rgba(255, 80, 80, 0.1);
  border: 1px solid rgba(255, 80, 80, 0.3);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 0.9rem;
  color: #ff8080;
}

.form-success {
  background: rgba(200, 255, 0, 0.08);
  border: 1px solid rgba(200, 255, 0, 0.25);
  border-radius: 8px;
  padding: 14px 16px;
  font-size: 0.95rem;
  color: var(--accent);
  display: flex;
  align-items: center;
  gap: 10px;
}

.success-icon {
  font-weight: 700;
}

.form-submit {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: #000;
  background: var(--accent);
  border: none;
  padding: 16px 32px;
  border-radius: 10px;
  cursor: pointer;
  transition: opacity 0.2s ease, transform 0.2s ease;
  align-self: flex-start;
  letter-spacing: -0.01em;
}

.form-submit:hover:not(:disabled) {
  opacity: 0.85;
  transform: translateY(-1px);
}

.form-submit:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* ===================== FOOTER UPDATE ===================== */
.footer-links {
  display: flex;
  gap: 24px;
}

.footer-link {
  font-size: 0.85rem;
  color: var(--fg-dim);
  text-decoration: none;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--fg-muted);
}

/* ===================== RESPONSIVE (new sections) ===================== */
@media (max-width: 768px) {
  .site-nav {
    padding: 16px 24px;
  }

  .nav-link {
    display: none;
  }

  .pricing {
    padding: 80px 24px;
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .pricing-card--featured {
    order: -1;
  }

  .contact {
    padding: 80px 24px;
  }

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

  .form-submit {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-inner {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

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

  .closing-btn {
    display: block;
    text-align: center;
  }
}