.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--space-2);
}

section {
  padding: var(--space-5) 0;
}

/* ─── Header ─────────────────────────────────────────────────────────── */

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 50;
  background: rgba(28, 26, 23, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
  transform: translateY(-100%);
  opacity: 0;
  visibility: hidden;
  transition: transform 0.25s ease, opacity 0.25s ease, visibility 0s linear 0.25s;
}

.site-header.is-visible {
  transform: translateY(0);
  opacity: 1;
  visibility: visible;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

@media (prefers-reduced-motion: reduce) {
  .site-header {
    transition: none;
  }
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding-top: var(--space-1);
  padding-bottom: var(--space-1);
}

.brand {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  text-decoration: none;
}

.brand-mark {
  width: 1.35rem;
  height: auto;
  color: var(--text);
  flex: 0 0 auto;
}

.brand-wordmark {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  letter-spacing: -0.01em;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.site-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.95rem;
}

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

.nav-disclosure {
  display: none;
}

/* ─── Hero ───────────────────────────────────────────────────────────── */

.hero {
  padding-top: var(--space-4);
  padding-bottom: var(--space-2);
  text-align: center;
}

.hero-container {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-desc {
  color: var(--text-muted);
  font-size: 1.125rem;
  max-width: 44ch;
}

.hero-actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: center;
  margin-top: var(--space-3);
}

/* ─── Grids ──────────────────────────────────────────────────────────── */

.tool-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2);
  margin-top: var(--space-3);
}

.tool-featured {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-3);
  align-items: center;
}

/* ─── Workflow ───────────────────────────────────────────────────────── */

#workflow {
  padding: var(--space-4) 0;
}

.workflow-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: var(--space-2);
}

.workflow-step {
  flex: 1;
  min-width: 0;
  text-align: center;
}

.workflow-step p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0;
}

.workflow-arrow {
  color: var(--text-dim);
  font-size: 1.5rem;
  padding-top: 1.1rem;
  flex: 0 0 auto;
}

/* ─── Early access ───────────────────────────────────────────────────── */

.early-access {
  text-align: center;
}

.early-access .container {
  max-width: 640px;
}

/* ─── Footer ─────────────────────────────────────────────────────────── */

.site-footer {
  border-top: 1px solid var(--border);
  padding: var(--space-3) 0;
  color: var(--text-dim);
  font-size: 0.875rem;
}

.site-footer .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.social-links {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.social-links a {
  display: inline-flex;
  color: var(--text-dim);
  transition: color 0.15s ease;
}

.social-links a:hover,
.social-links a:focus-visible {
  color: var(--accent);
}

.social-links svg {
  width: 1.15rem;
  height: 1.15rem;
}

/* ─── Responsive ─────────────────────────────────────────────────────── */

@media (max-width: 960px) {
  .tool-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .hero {
    padding-top: var(--space-3);
  }
  .hero-logo { width: 4rem; }
  .tool-grid { grid-template-columns: 1fr; }
  .tool-featured { grid-template-columns: 1fr; }

  .workflow-steps {
    flex-direction: column;
    align-items: stretch;
  }
  .workflow-arrow {
    transform: rotate(90deg);
    padding: 0;
    align-self: center;
  }

  .site-nav {
    position: relative;
  }
  .nav-disclosure {
    display: block;
  }
  .nav-disclosure summary {
    list-style: none;
    cursor: pointer;
    color: var(--text);
    font-size: 1.25rem;
    padding: var(--space-1);
  }
  .nav-disclosure summary::-webkit-details-marker { display: none; }
  .nav-disclosure[open] .nav-links {
    display: flex;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    right: 0;
    top: 100%;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-box);
    padding: var(--space-2);
    gap: var(--space-2);
    min-width: 160px;
  }
}

@media (min-width: 641px) {
  .nav-disclosure summary { display: none; }
  .nav-links {
    display: flex;
    gap: var(--space-3);
  }
}