/* TekCraft Design System */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --bg: #151521;
  --surface: #1c1c2e;
  --surface-hover: #242438;
  --border: #2e2e45;
  --text: #f1f1f5;
  --text-muted: #9898ac;
  --accent: #f59e0b;
  --accent-hover: #d97706;
  --accent-soft: rgba(245, 158, 11, 0.15);
  --accent-glow: rgba(245, 158, 11, 0.09);
  --green: #22c55e;
  --red: #ef4444;
  --radius: 12px;
  --radius-lg: 20px;
  --transition: 0.25s ease;
}

body {
  font-family: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

.space { font-family: 'Space Grotesk', sans-serif; }

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

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  backdrop-filter: blur(20px);
  background: rgba(21, 21, 33, 0.9);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  letter-spacing: -0.5px;
}
.logo span { color: var(--accent); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  padding: 0.5rem 0.85rem;
  border-radius: 8px;
  transition: color var(--transition), background var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
  background: rgba(255,255,255,0.06);
}

.nav-cta {
  font-size: 0.85rem !important;
  color: var(--bg) !important;
  background: var(--accent) !important;
  font-weight: 600;
  padding: 0.5rem 1.25rem !important;
  border-radius: 8px;
  transition: background var(--transition) !important;
  margin-left: 0.5rem;
}
.nav-cta:hover {
  background: var(--accent-hover) !important;
  color: var(--bg) !important;
}

/* Mobile hamburger */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  margin: 5px 0;
  transition: var(--transition);
  border-radius: 2px;
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: none;
  text-decoration: none;
}
.btn-primary {
  background: var(--accent);
  color: var(--bg);
}
.btn-primary:hover {
  background: var(--accent-hover);
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: var(--text);
  border: 1.5px solid var(--border);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ── SECTIONS ── */
.section-label {
  font-size: 0.75rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
  font-weight: 500;
}

.section-title {
  font-family: 'Space Grotesk', sans-serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 1.5rem;
  max-width: 700px;
  line-height: 1.1;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 3rem 2rem;
}
.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.5rem;
}
.footer-links {
  display: flex;
  gap: 1.5rem;
  list-style: none;
}
.footer-links a {
  font-size: 0.85rem;
  color: var(--text-muted);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--text); }
footer .copyright {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ── MOBILE ── */
@media (max-width: 768px) {
  nav { padding: 0.85rem 1.25rem; }

  .nav-toggle { display: block; }

  .nav-links {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    background: rgba(21, 21, 33, 0.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
    gap: 0.25rem;
  }
  .nav-links.open { display: flex; }

  .nav-links a {
    padding: 0.75rem 1rem;
    width: 100%;
  }
  .nav-cta { margin-left: 0; text-align: center; }

  .container { padding: 0 1.25rem; }

  .footer-inner {
    flex-direction: column;
    text-align: center;
  }
  .footer-links {
    flex-wrap: wrap;
    justify-content: center;
  }
}

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up {
  animation: fadeUp 0.6s ease forwards;
  opacity: 0;
}
.fade-up-d1 { animation-delay: 0.1s; }
.fade-up-d2 { animation-delay: 0.2s; }
.fade-up-d3 { animation-delay: 0.3s; }
.fade-up-d4 { animation-delay: 0.4s; }