/* ZeroCrew — zerocrew.dev */
:root {
  --bg: #0A0A0A;
  --bg-card: #111111;
  --bg-card-hover: #161616;
  --border: #222222;
  --text: #E5E5E5;
  --text-muted: #888888;
  --accent: #0066FF;
  --accent-hover: #0052CC;
  --white: #FFFFFF;
  --radius: 8px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

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

html { scroll-behavior: smooth; }

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

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(10, 10, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--white);
  font-weight: 700;
  font-size: 18px;
}

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

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  background: var(--accent);
  color: var(--white);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font);
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition: background 0.2s, transform 0.1s;
}

.btn:hover { background: var(--accent-hover); }
.btn:active { transform: scale(0.98); }
.btn-sm { padding: 8px 16px; font-size: 13px; }
.btn-lg { padding: 14px 28px; font-size: 16px; }

.btn-outline {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text);
}
.btn-outline:hover {
  background: var(--bg-card);
  border-color: var(--text-muted);
}

/* Hero */
.hero {
  padding: 160px 0 100px;
  text-align: center;
}

.hero-badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(0, 102, 255, 0.1);
  border: 1px solid rgba(0, 102, 255, 0.2);
  border-radius: 20px;
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(40px, 7vw, 72px);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 560px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Services */
.services {
  padding: 100px 0;
}

.services h2, .how-it-works h2, .about h2, .contact h2 {
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 48px;
  text-align: center;
  letter-spacing: -0.01em;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 28px;
  transition: background 0.2s, border-color 0.2s;
}

.card:hover {
  background: var(--bg-card-hover);
  border-color: #333;
}

.card-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0, 102, 255, 0.1);
  border-radius: 10px;
  color: var(--accent);
  margin-bottom: 16px;
}

.card h3 {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 10px;
}

.card p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 16px;
  line-height: 1.6;
}

.card ul {
  list-style: none;
  font-size: 13px;
  color: var(--text-muted);
}

.card ul li {
  padding: 4px 0;
  padding-left: 16px;
  position: relative;
}

.card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 11px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
}

/* How it works */
.how-it-works {
  padding: 80px 0;
  border-top: 1px solid var(--border);
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 40px;
  text-align: center;
}

.step-num {
  width: 48px;
  height: 48px;
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent);
  border-radius: 50%;
  font-size: 20px;
  font-weight: 700;
  color: var(--white);
}

.step h3 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 8px;
}

.step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.6;
}

/* About */
.about {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.about-lead {
  font-size: 18px;
  color: var(--text-muted);
  text-align: center;
  max-width: 640px;
  margin: -24px auto 48px;
  line-height: 1.7;
}

.about-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.about-item {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 24px;
}

.about-item strong {
  display: block;
  font-size: 20px;
  margin-bottom: 6px;
  color: var(--white);
}

.about-item span {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Contact */
.contact {
  padding: 100px 0;
  border-top: 1px solid var(--border);
}

.contact > .container > p {
  text-align: center;
  color: var(--text-muted);
  margin: -24px auto 40px;
  max-width: 480px;
}

.contact-form {
  max-width: 560px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 12px 16px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-family: var(--font);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s;
}

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

.contact-form select { cursor: pointer; }
.contact-form textarea { resize: vertical; min-height: 100px; }

.contact-form .btn { width: 100%; }

.form-success {
  text-align: center;
  padding: 40px;
  background: rgba(0, 102, 255, 0.05);
  border: 1px solid rgba(0, 102, 255, 0.2);
  border-radius: 12px;
  max-width: 560px;
  margin: 0 auto;
}

.form-success p { color: var(--accent); font-weight: 500; }

/* Footer */
.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border);
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-brand strong {
  display: block;
  color: var(--white);
  font-size: 14px;
}

.footer-brand span {
  font-size: 13px;
  color: var(--text-muted);
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 13px;
}

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

/* Responsive */
@media (max-width: 640px) {
  .nav-links a:not(.btn) { display: none; }
  .form-row { grid-template-columns: 1fr; }
  .hero { padding: 120px 0 60px; }
  .footer-inner { flex-direction: column; gap: 12px; text-align: center; }
}