:root {
  --bg: #0F0D0C;
  --surface: #1A1715;
  --card: #211D1B;
  --primary: #B9F548;
  --primary-dark: #9CCF2A;
  --secondary: #FF9278;
  --secondary-dark: #E8765C;
  --accent: #FFAB40;
  --text: #F7F3EF;
  --text-muted: #9D928A;
  --text-dim: #6B635C;
  --border: #2E2925;
  --border-light: #3A3430;
  --radius: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.3);
  --shadow-md: 0 4px 24px rgba(0,0,0,0.4);
  --shadow-lg: 0 8px 40px rgba(0,0,0,0.5);
  --font-sans: 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-mono: 'SF Mono', 'Cascadia Code', monospace;
}

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

html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-sans);
  font-size: 16px;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 900px; margin: 0 auto; padding: 0 24px; }

/* Navigation */
.main-nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(15,13,12,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  transition: var(--transition);
}
.main-nav.scrolled { background: rgba(15,13,12,0.98); box-shadow: var(--shadow-sm); }
.main-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--primary);
}
.nav-logo span { color: var(--secondary); }
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width var(--transition);
}
.nav-links a:hover, .nav-links a:focus { color: var(--text); }
.nav-links a:hover::after, .nav-links a:focus::after { width: 100%; }
.nav-cta {
  background: var(--primary);
  color: var(--bg) !important;
  padding: 10px 22px;
  border-radius: var(--radius);
  font-weight: 600 !important;
  transition: background var(--transition), transform var(--transition) !important;
}
.nav-cta::after { display: none; }
.nav-cta:hover { background: var(--primary-dark); transform: translateY(-1px); }
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--text);
  transition: var(--transition);
  border-radius: 2px;
}
.nav-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Hero Section */
.hero-section {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}
.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(185,245,72,0.06) 0%, transparent 70%);
  pointer-events: none;
}
.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -10%;
  width: 60%;
  height: 150%;
  background: radial-gradient(ellipse at center, rgba(255,146,120,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.hero-section .container { position: relative; z-index: 1; }
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.hero-tagline {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(185,245,72,0.1);
  padding: 8px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
  color: var(--text);
}
.hero-title em { font-style: normal; color: var(--secondary); }
.hero-text {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 520px;
}
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-size: 0.95rem;
  font-weight: 600;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
  font-family: inherit;
}
.btn-primary { background: var(--primary); color: var(--bg); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: 0 6px 24px rgba(185,245,72,0.3); }
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 2px solid var(--border-light);
}
.btn-outline:hover { border-color: var(--primary); color: var(--primary); transform: translateY(-2px); }

.hero-visual {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 12px;
}
.hero-visual-cell {
  aspect-ratio: 1;
  border-radius: var(--radius);
  transition: all 0.4s ease;
}
.hero-visual-cell:nth-child(1) { background: rgba(185,245,72,0.15); grid-column: span 2; }
.hero-visual-cell:nth-child(2) { background: rgba(255,146,120,0.12); }
.hero-visual-cell:nth-child(3) { background: rgba(255,171,64,0.1); }
.hero-visual-cell:nth-child(4) { background: rgba(185,245,72,0.08); grid-column: span 2; }
.hero-visual-cell:nth-child(5) { background: rgba(255,146,120,0.1); grid-column: span 2; }
.hero-visual-cell:nth-child(6) { background: rgba(255,171,64,0.08); }

/* Stats Section */
.stats-section {
  padding: 80px 0;
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; text-align: center; }
.stat-item { padding: 32px 16px; }
.stat-number {
  font-size: 3rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 8px;
  font-family: var(--font-mono);
}
.stat-label { font-size: 0.9rem; color: var(--text-muted); font-weight: 500; }

/* Features Bento Grid */
.features-grid {
  padding: 120px 0;
}
.features-header {
  text-align: center;
  margin-bottom: 64px;
}
.features-header h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  color: var(--text);
}
.features-header p { font-size: 1.05rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }
.bento-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 200px;
  gap: 16px;
}
.bento-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.bento-card:hover { border-color: var(--primary); transform: translateY(-4px); box-shadow: var(--shadow-md); }
.bento-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  opacity: 0;
  transition: opacity var(--transition);
}
.bento-card:hover::before { opacity: 1; }
.bento-card:nth-child(1) { grid-column: span 2; grid-row: span 2; }
.bento-card:nth-child(2) { grid-column: span 2; }
.bento-card:nth-child(6) { grid-column: span 2; }
.bento-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 16px;
}
.bento-card:nth-child(1) .bento-icon { background: rgba(185,245,72,0.15); }
.bento-card:nth-child(2) .bento-icon { background: rgba(255,146,120,0.15); }
.bento-card:nth-child(3) .bento-icon { background: rgba(255,171,64,0.15); }
.bento-card:nth-child(4) .bento-icon { background: rgba(185,245,72,0.12); }
.bento-card:nth-child(5) .bento-icon { background: rgba(255,146,120,0.12); }
.bento-card:nth-child(6) .bento-icon { background: rgba(255,171,64,0.12); }
.bento-card h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 8px; color: var(--text); }
.bento-card p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }

/* Process Timeline */
.process-section {
  padding: 120px 0;
  background: var(--surface);
}
.process-header {
  text-align: center;
  margin-bottom: 80px;
}
.process-header h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.process-header p { font-size: 1.05rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }
.timeline { position: relative; }
.timeline::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--border);
}
.timeline-steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.timeline-step { text-align: center; position: relative; z-index: 1; }
.timeline-dot {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  background: var(--card);
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 24px;
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary);
  font-family: var(--font-mono);
  transition: all var(--transition);
}
.timeline-step:hover .timeline-dot {
  border-color: var(--primary);
  box-shadow: 0 0 0 8px rgba(185,245,72,0.1);
}
.timeline-step h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.timeline-step p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.5; }

/* Services Alternating Rows */
.services-section {
  padding: 120px 0;
}
.services-header {
  text-align: center;
  margin-bottom: 80px;
}
.services-header h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.services-header p { font-size: 1.05rem; color: var(--text-muted); max-width: 600px; margin: 0 auto; }
.service-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}
.service-row:last-child { margin-bottom: 0; }
.service-row.reverse .service-visual { order: -1; }
.service-visual {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  position: relative;
  overflow: hidden;
}
.service-visual-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 8px;
  width: 100%;
}
.service-visual-grid-item {
  aspect-ratio: 1;
  border-radius: 8px;
}
.service-row:nth-child(2) .service-visual-grid-item:nth-child(1) { background: rgba(185,245,72,0.15); }
.service-row:nth-child(2) .service-visual-grid-item:nth-child(2) { background: rgba(255,146,120,0.12); }
.service-row:nth-child(2) .service-visual-grid-item:nth-child(3) { background: rgba(255,171,64,0.1); }
.service-row:nth-child(2) .service-visual-grid-item:nth-child(4) { background: rgba(185,245,72,0.1); }
.service-row:nth-child(3) .service-visual-grid-item:nth-child(1) { background: rgba(255,146,120,0.15); }
.service-row:nth-child(3) .service-visual-grid-item:nth-child(2) { background: rgba(185,245,72,0.12); }
.service-row:nth-child(3) .service-visual-grid-item:nth-child(3) { background: rgba(255,171,64,0.1); }
.service-row:nth-child(3) .service-visual-grid-item:nth-child(4) { background: rgba(255,146,120,0.08); }
.service-row:nth-child(4) .service-visual-grid-item:nth-child(1) { background: rgba(255,171,64,0.15); }
.service-row:nth-child(4) .service-visual-grid-item:nth-child(2) { background: rgba(185,245,72,0.1); }
.service-row:nth-child(4) .service-visual-grid-item:nth-child(3) { background: rgba(255,146,120,0.12); }
.service-row:nth-child(4) .service-visual-grid-item:nth-child(4) { background: rgba(255,171,64,0.08); }
.service-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 12px;
}
.service-content h3 { font-size: 1.6rem; font-weight: 700; margin-bottom: 16px; }
.service-content p {
  font-size: 1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
}
.service-features { display: flex; flex-direction: column; gap: 10px; }
.service-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-muted);
}
.service-features li::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--primary);
  border-radius: 50%;
  flex-shrink: 0;
}

/* CTA Section */
.cta-section {
  padding: 100px 0;
  background: var(--surface);
  text-align: center;
  border-top: 1px solid var(--border);
}
.cta-section h2 {
  font-size: clamp(2rem, 3.5vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}
.cta-section p {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 550px;
  margin-left: auto;
  margin-right: auto;
}

/* Contact Section */
.contact-section {
  padding: 120px 0;
}
.contact-header {
  text-align: center;
  margin-bottom: 64px;
}
.contact-header h2 {
  font-size: clamp(2rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}
.contact-header p { font-size: 1.05rem; color: var(--text-muted); max-width: 550px; margin: 0 auto; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: start; }
.contact-form { display: flex; flex-direction: column; gap: 20px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.85rem; font-weight: 600; color: var(--text-muted); }
.form-group input,
.form-group textarea {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 14px 18px;
  color: var(--text);
  font-size: 0.95rem;
  font-family: inherit;
  transition: border-color var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--primary); }
.form-group textarea { min-height: 140px; }
.contact-info { display: flex; flex-direction: column; gap: 32px; padding-top: 32px; }
.contact-info-item { display: flex; gap: 16px; align-items: flex-start; }
.contact-info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius);
  background: rgba(185,245,72,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.contact-info-item h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 4px; }
.contact-info-item p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.5; }
.form-success {
  display: none;
  text-align: center;
  padding: 24px;
  background: rgba(185,245,72,0.1);
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  color: var(--primary);
  font-weight: 600;
}
.form-success.show { display: block; }

/* Footer */
.site-footer {
  padding: 60px 0 40px;
  background: var(--bg);
  border-top: 1px solid var(--border);
}
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand h3 { font-size: 1.3rem; font-weight: 800; color: var(--primary); margin-bottom: 12px; }
.footer-brand p { font-size: 0.9rem; color: var(--text-muted); line-height: 1.6; }
.footer-links h4 { font-size: 0.85rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 16px; color: var(--text); }
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 0.9rem; color: var(--text-muted); transition: color var(--transition); }
.footer-links a:hover { color: var(--primary); }
.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.footer-bottom p { font-size: 0.85rem; color: var(--text-dim); }

/* Fade-up Animation */
.fade-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

/* Responsive */
@media (max-width: 1024px) {
  .bento-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-card:nth-child(1) { grid-column: span 2; grid-row: span 1; }
  .bento-card:nth-child(6) { grid-column: span 2; }
  .service-row { grid-template-columns: 1fr; gap: 40px; }
  .service-row.reverse .service-visual { order: 0; }
  .timeline-steps { grid-template-columns: repeat(2, 1fr); gap: 40px; }
  .timeline::before { display: none; }
}

@media (max-width: 768px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .bento-grid { grid-template-columns: 1fr; }
  .bento-card:nth-child(1) { grid-column: span 1; }
  .bento-card:nth-child(6) { grid-column: span 1; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .timeline-steps { grid-template-columns: 1fr; }
  .nav-links {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    width: 100%;
    background: var(--bg);
    flex-direction: column;
    padding: 32px 24px;
    gap: 20px;
    border-bottom: 1px solid var(--border);
    z-index: 999;
  }
  .nav-links.active { display: flex; }
  .nav-toggle { display: flex; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .btn { text-align: center; justify-content: center; }
  .stats-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}