html, body {
  height: 100%;
  margin: 0;
  padding: 0;
  background: var(--color-bg-body);
  color: var(--color-text-primary);
  overflow: hidden;
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

* {
  box-sizing: border-box;
}

a {
  color: var(--color-brand-red);
}

a:hover {
  opacity: 0.85;
}

@keyframes modalSlideIn {
  from {
    opacity: 0;
    transform: translateY(-20px) scale(0.95);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

#loading-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--color-bg-overlay-heavy);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: var(--z-overlay);
  opacity: 1;
  transition: opacity var(--transition-slow);
}

#loading-overlay.hidden {
  opacity: 0;
  pointer-events: none;
}

.loading-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-10);
}

.spinner {
  width: 60px;
  height: 60px;
  border: 4px solid var(--color-brand-red-15);
  border-top: 4px solid var(--color-brand-red);
  border-radius: var(--radius-full);
  animation: spin 1s linear infinite;
}

.loading-text {
  font-family: var(--font-mono);
  font-size: var(--text-px-13);
  color: var(--color-brand-red);
  text-transform: uppercase;
  letter-spacing: var(--tracking-display);
  font-weight: var(--weight-semibold);
}

h1, h2, h3, h4, h5, h6,
.text-display {
  font-family: var(--font-display);
  letter-spacing: var(--tracking-tight);
  line-height: var(--leading-tight);
}

h1, .text-h1 { font-size: var(--text-5xl); letter-spacing: var(--tracking-tighter); font-weight: var(--weight-bold); }
h2, .text-h2 { font-size: var(--text-4xl); letter-spacing: var(--tracking-tighter); font-weight: var(--weight-bold); }
h3, .text-h3 { font-size: var(--text-3xl); letter-spacing: var(--tracking-tight); font-weight: var(--weight-semibold); }
h4, .text-h4 { font-size: var(--text-2xl); letter-spacing: var(--tracking-tight); font-weight: var(--weight-semibold); }
h5, .text-h5 { font-size: var(--text-xl); letter-spacing: var(--tracking-snug); font-weight: var(--weight-semibold); }
h6, .text-h6 { font-size: var(--text-lg); letter-spacing: var(--tracking-snug); font-weight: var(--weight-medium); }

.section-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-widest);
  color: var(--color-text-muted);
}

.meta-text {
  font-size: var(--text-sm);
  color: var(--color-text-meta);
  letter-spacing: var(--tracking-normal);
  line-height: var(--leading-normal);
}