/* ── Reset & Base ──────────────────────────────────────────────────── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --yellow: #FFD700;
  --yellow-dim: rgba(255, 215, 0, 0.12);
  --black: #0a0a0a;
  --surface: #111111;
  --surface-2: #161616;
  --border: rgba(255,255,255,0.08);
  --text: #e8e8e8;
  --text-dim: #666;
  --text-muted: #444;
  --green: #22c55e;
  --red: #ef4444;
  --radius: 10px;
  --transition: 0.2s ease;
}

html { scroll-behavior: smooth; }

body {
  background: var(--black);
  color: var(--text);
  font-family: 'Inter', -apple-system, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

/* ── Button ────────────────────────────────────────────────────────── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--yellow);
  color: #000;
  font-weight: 700;
  font-size: 0.9rem;
  padding: 11px 22px;
  border-radius: var(--radius);
  border: none;
  cursor: pointer;
  transition: opacity var(--transition), transform var(--transition);
  white-space: nowrap;
}

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

/* ── Nav ───────────────────────────────────────────────────────────── */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 64px;
  border-bottom: 1px solid var(--border);
  background: rgba(10, 10, 10, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.nav-logo img {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  object-fit: cover;
}

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

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

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

.nav-cta { font-size: 0.875rem; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: var(--transition);
}

/* ── Mobile menu ───────────────────────────────────────────────────── */
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 4px;
  padding: 16px 5%;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.mobile-menu.open { display: flex; }

.mobile-link {
  padding: 12px 0;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-dim);
  border-bottom: 1px solid var(--border);
}

.mobile-cta { margin-top: 12px; width: 100%; justify-content: center; }

/* ── Hero ──────────────────────────────────────────────────────────── */
.hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 100px 5% 120px;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--yellow);
  background: var(--yellow-dim);
  border: 1px solid rgba(255,215,0,0.2);
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 24px;
}

.hero-headline {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

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

.hero-sub {
  font-size: 1.05rem;
  color: var(--text-dim);
  line-height: 1.7;
  max-width: 480px;
  margin-bottom: 36px;
}

.btn-hero {
  font-size: 1rem;
  padding: 13px 28px;
}

/* ── Terminal ──────────────────────────────────────────────────────── */
.terminal {
  background: #0d0d0d;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  font-family: 'SF Mono', 'Fira Code', 'Courier New', monospace;
  font-size: 0.82rem;
}

.terminal-bar {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 12px 16px;
  background: #161616;
  border-bottom: 1px solid var(--border);
}

.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.dot-red    { background: #ff5f57; }
.dot-yellow { background: #febc2e; }
.dot-green  { background: #28c840; }

.terminal-title {
  margin-left: 8px;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: 'Inter', sans-serif;
}

.terminal-body {
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-height: 220px;
}

.t-line {
  line-height: 1.8;
  white-space: pre-wrap;
  word-break: break-all;
}

.t-indent { padding-left: 20px; }
.t-spacer { height: 10px; }

.t-dim    { color: #555; }
.t-red    { color: #ef4444; }
.t-green  { color: #22c55e; }
.t-yellow { color: #facc15; }
.t-accent { color: var(--yellow); }

/* ── Section base ──────────────────────────────────────────────────── */
.section {
  padding: 100px 5%;
}

.section-dark {
  background: var(--surface);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

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

.section-label {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-bottom: 14px;
}

.section-title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 60px;
}

/* ── Steps ─────────────────────────────────────────────────────────── */
.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  padding: 32px;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.step-num {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--yellow);
  margin-bottom: 12px;
}

.step-icon {
  font-size: 1.8rem;
  margin-bottom: 14px;
}

.step h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.step p {
  font-size: 0.88rem;
  color: var(--text-dim);
  line-height: 1.65;
}

.step-arrow {
  font-size: 1.4rem;
  color: var(--text-muted);
  padding: 0 12px;
  margin-top: 52px;
  flex-shrink: 0;
}

/* ── Features ──────────────────────────────────────────────────────── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.feature-card {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: border-color var(--transition);
}

.feature-card:hover {
  border-color: rgba(255,215,0,0.25);
}

.feature-icon {
  font-size: 1.5rem;
  margin-bottom: 14px;
}

.feature-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-dim);
  line-height: 1.65;
}

/* ── About ─────────────────────────────────────────────────────────── */
.about-inner {
  max-width: 640px;
}

.about-body {
  font-size: 1.05rem;
  color: var(--text-dim);
  line-height: 1.75;
  margin-bottom: 36px;
}

/* ── Footer ────────────────────────────────────────────────────────── */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 5%;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 0.95rem;
}

.footer-logo img {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  object-fit: cover;
}

.footer-links {
  display: flex;
  gap: 28px;
}

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

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

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

/* ── Responsive ────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 860px) {
  .hero {
    grid-template-columns: 1fr;
    padding: 60px 5% 80px;
    gap: 48px;
  }

  .hero-sub { max-width: 100%; }

  .steps {
    flex-direction: column;
    gap: 16px;
  }

  .step-arrow {
    transform: rotate(90deg);
    margin: -4px auto;
    padding: 0;
  }

  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 640px) {
  .features-grid { grid-template-columns: 1fr; }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .footer-links { flex-wrap: wrap; gap: 16px; }
}