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

:root {
  --color-bg: #0a0a0f;
  --color-bg-alt: #0f0f18;
  --color-surface: #13131e;
  --color-surface-2: #1a1a28;
  --color-border: rgba(255,255,255,0.08);
  --color-text: #e8e8f0;
  --color-text-muted: #8888a8;
  --color-accent: #7c6ff7;
  --color-accent-light: #a59ff9;
  --color-accent-glow: rgba(124,111,247,0.15);
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
  --max-w: 1100px;
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }

img { display: block; max-width: 100%; }

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

.section {
  padding: 100px 0;
}

.section-alt {
  background: var(--color-bg-alt);
}

/* ===== TYPOGRAPHY ===== */
h1 {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: #fff;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: #fff;
  margin-bottom: 16px;
}

h3 {
  font-size: 1.15rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 10px;
}

p { color: var(--color-text-muted); line-height: 1.7; }

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.1rem;
  max-width: 600px;
  margin-bottom: 56px;
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  font-family: var(--font);
}

.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

.btn-primary {
  background: var(--color-accent);
  color: #fff;
}
.btn-primary:hover {
  background: var(--color-accent-light);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px rgba(124,111,247,0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.btn-ghost:hover {
  border-color: rgba(255,255,255,0.2);
  color: var(--color-text);
  background: rgba(255,255,255,0.04);
}

.btn-full { width: 100%; justify-content: center; }

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(10,10,15,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--color-border);
}

.nav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 24px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  font-size: 1rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: -0.02em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

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

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

/* ===== HERO ===== */
.hero {
  position: relative;
  padding: 160px 0 120px;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(124,111,247,0.18) 0%, transparent 70%),
    radial-gradient(ellipse 50% 40% at 80% 80%, rgba(99,91,200,0.08) 0%, transparent 60%);
  pointer-events: none;
}

.hero .container { position: relative; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: var(--color-accent-glow);
  border: 1px solid rgba(124,111,247,0.3);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-accent-light);
  margin-bottom: 28px;
  letter-spacing: 0.02em;
}

.hero h1 { margin-bottom: 24px; }

.hero-sub {
  font-size: 1.15rem;
  max-width: 540px;
  margin-bottom: 40px;
  color: var(--color-text-muted);
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* ===== SERVICES GRID ===== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition);
}

.card:hover {
  border-color: rgba(124,111,247,0.25);
  background: var(--color-surface-2);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.3);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent-glow);
  border: 1px solid rgba(124,111,247,0.2);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-accent-light);
}

.card-icon svg {
  width: 22px;
  height: 22px;
}

.card p { font-size: 0.9rem; }

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text p {
  margin-bottom: 16px;
  font-size: 1rem;
}

.about-text .btn { margin-top: 24px; }

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.stat {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 28px 24px;
}

.stat-number {
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--color-accent-light);
  margin-bottom: 6px;
  letter-spacing: -0.02em;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  line-height: 1.4;
}

/* ===== CONTACT ===== */
.contact-wrap {
  max-width: 680px;
  margin: 0 auto;
}

.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-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text);
}

.form-group input,
.form-group textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  padding: 12px 16px;
  font-size: 0.9rem;
  font-family: var(--font);
  color: var(--color-text);
  transition: border-color var(--transition);
  width: 100%;
  resize: vertical;
}

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

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-glow);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--color-bg-alt);
  border-top: 1px solid var(--color-border);
  padding: 48px 0 32px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.footer-brand .logo { margin-bottom: 8px; }

.footer-brand p {
  font-size: 0.85rem;
}

.footer-links {
  display: flex;
  gap: 28px;
  flex-wrap: wrap;
  align-items: center;
}

.footer-links a {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  transition: color var(--transition);
}

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

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

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .hero { padding: 120px 0 80px; }

  .nav-links { display: none; }

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

  .about-grid {
    grid-template-columns: 1fr;
    gap: 48px;
  }

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

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

  .footer-inner { flex-direction: column; gap: 24px; }

  .footer-links { flex-direction: column; gap: 12px; align-items: flex-start; }
}

@media (max-width: 480px) {
  .about-stats { grid-template-columns: 1fr; }
  .hero-actions { flex-direction: column; }
  .btn-ghost { text-align: center; }
}