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

body {
  background-color: var(--color-bg-deep);
  color: var(--color-lunar);
  font-family: var(--font-body);
  min-height: 100vh;
}

a {
  color: var(--color-rust);
  text-decoration: none;
}

a:hover {
  color: var(--color-glow);
}

/* ── Header ── */

.site-header {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-md) var(--space-lg);
  max-width: 1000px;
  margin: 0 auto;
}

.site-header:only-child,
.site-header:not(:has(.site-logo)) {
  justify-content: flex-end;
}

.site-logo {
  display: flex;
  align-items: center;
}

.site-logo-img {
  height: 50px;
  width: auto;
  margin: -12px 0;
  opacity: 0.85;
  transition: opacity 0.2s;
}

.site-logo:hover .site-logo-img {
  opacity: 1;
}

.site-nav {
  display: flex;
  gap: var(--space-lg);
}

.site-nav a {
  color: var(--color-lunar-dim);
  font-family: var(--font-body);
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition: color 0.2s;
}

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

/* ── Main ── */

main {
  position: relative;
  z-index: 1;
}

/* ── Glassmorphic card ── */

.glass {
  background: var(--card-bg);
  backdrop-filter: var(--card-blur);
  -webkit-backdrop-filter: var(--card-blur);
  border: var(--card-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--card-shadow);
  padding: 22px;
}

/* ── Buttons ── */

.btn {
  display: inline-block;
  padding: 10px 24px;
  background: var(--color-rust);
  color: var(--color-shadow);
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: bold;
  border: none;
  border-radius: var(--radius-sm);
  box-shadow: 4px 4px rgba(0, 0, 0, 0.3);
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: background 0.2s;
  text-decoration: none;
}

.btn:hover {
  background: var(--color-glow);
  color: var(--color-shadow);
}

.btn-secondary {
  background: transparent;
  color: var(--color-rust);
  border: 1px solid var(--color-rust);
  box-shadow: none;
}

.btn-secondary:hover {
  background: rgba(200, 106, 60, 0.12);
  color: var(--color-glow);
  border-color: var(--color-glow);
}

/* ── Section title ── */

.section-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--color-rust);
  margin-bottom: var(--space-md);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

/* ── Tool CTA ── */

.tool-cta {
  position: relative;
  z-index: 1;
  text-align: center;
  color: var(--color-lunar-dim);
  font-size: 0.85rem;
  padding: var(--space-lg) var(--space-md);
  margin-top: var(--space-xl);
}

.tool-cta a {
  color: var(--color-rust);
}

.tool-cta .btn {
  margin-top: var(--space-md);
}

/* ── Footer ── */

.site-footer {
  position: relative;
  z-index: 1;
  padding: var(--space-xl) var(--space-lg) var(--space-lg);
  text-align: center;
  color: var(--color-lunar-dim);
  font-size: 0.8rem;
}

.footer-studio-link {
  display: inline-block;
  margin-top: var(--space-md);
}

.footer-studio-logo {
  width: 120px;
  height: auto;
  opacity: 0.7;
  transition: opacity 0.2s;
}

.footer-studio-link:hover .footer-studio-logo {
  opacity: 1;
}

/* ── Soundtrack ── */

.soundtrack-btn {
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  display: flex;
  align-items: center;
}

.soundtrack-indicator {
  color: var(--color-lunar-dim);
  transition: color 0.3s;
}

.soundtrack-btn:hover .soundtrack-indicator {
  color: var(--color-lunar);
}

.soundtrack-btn--playing .soundtrack-indicator {
  color: var(--color-rust);
  animation: soundtrackPulse 2s ease-in-out infinite;
}

@keyframes soundtrackPulse {
  0%, 100% { opacity: 0.6; }
  50% { opacity: 1; }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* -- Mobile -- */

@media (max-width: 480px) {
  .site-header {
    padding: var(--space-md) var(--space-md);
  }

  .landing-content {
    padding: 0 var(--space-md);
  }
}