/* bh-01 Design Tokens */
@import '../vendor/bh-01/tokens/colors.css';
@import '../vendor/bh-01/tokens/spacing.css';
@import '../vendor/bh-01/tokens/typography.css';
@import '../vendor/bh-01/tokens/radius.css';
@import '../vendor/bh-01/tokens/borders.css';
@import '../vendor/bh-01/tokens/shadows.css';
@import '../vendor/bh-01/tokens/z-index.css';
@import '../vendor/bh-01/tokens/animation.css';
@import '../vendor/bh-01/themes/default.css';

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

html {
  font-family: var(--bh-font-sans);
  font-size: var(--bh-body-size);
  line-height: var(--bh-body-leading);
  color: var(--bh-color-text);
  background: var(--bh-color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

a {
  color: var(--bh-color-link);
  text-decoration: none;
  transition: color var(--bh-transition-fast);
}

a:hover {
  color: var(--bh-color-link-hover);
}

code {
  font-family: var(--bh-font-mono);
  font-size: var(--bh-text-sm);
}

/* Section spacing */
.section {
  padding: var(--bh-spacing-12) var(--bh-spacing-6);
  max-width: 72rem;
  margin: 0 auto;
}

.section-alt {
  background: var(--bh-color-surface);
}

.section-alt > .section-inner {
  max-width: 72rem;
  margin: 0 auto;
}

.section-alt.section {
  max-width: none;
}

.section-inner {
  max-width: 72rem;
  margin: 0 auto;
}

/* Typography helpers */
.heading-xl {
  font-size: var(--bh-text-4xl);
  font-weight: var(--bh-font-bold);
  line-height: var(--bh-leading-tight);
  letter-spacing: var(--bh-tracking-tight);
}

.heading-lg {
  font-size: var(--bh-text-3xl);
  font-weight: var(--bh-font-bold);
  line-height: var(--bh-leading-tight);
}

.heading-md {
  font-size: var(--bh-text-2xl);
  font-weight: var(--bh-font-bold);
  line-height: var(--bh-leading-tight);
}

.heading-sm {
  font-size: var(--bh-text-xl);
  font-weight: var(--bh-font-semibold);
  line-height: var(--bh-leading-snug);
}

.text-muted {
  color: var(--bh-color-text-muted);
}

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

.text-primary {
  color: var(--bh-color-primary);
}

.text-sm {
  font-size: var(--bh-text-sm);
}

.max-prose {
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

/* Code */
.code-inline {
  background: var(--bh-color-surface-recessed);
  border-radius: var(--bh-radius-sm);
  padding: var(--bh-spacing-0-5) var(--bh-spacing-1-5);
  font-family: var(--bh-font-mono);
  font-size: 0.9em;
}

/* Nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: var(--bh-z-sticky, 100);
  background: var(--bh-color-surface);
  border-bottom: 1px solid var(--bh-color-border);
  backdrop-filter: blur(8px);
}

.nav-inner {
  max-width: 72rem;
  margin: 0 auto;
  padding: var(--bh-spacing-3) var(--bh-spacing-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--bh-spacing-2);
  font-weight: var(--bh-font-bold);
  font-size: var(--bh-text-lg);
  color: var(--bh-color-text);
  text-decoration: none;
}

.site-logo {
  --bh-pixel-size: 3px;
  --bh-pixel-gap: 0px;
  --bh-pixel-glow: 3px;
}

.nav-links a {
  color: var(--bh-color-text-muted);
  font-size: var(--bh-text-sm);
  font-weight: var(--bh-font-medium);
  transition: color var(--bh-transition-fast);
}

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

.nav-github {
  display: flex;
  align-items: center;
}

/* Footer */
.site-footer {
  background: var(--bh-color-surface);
  border-top: 1px solid var(--bh-color-border);
  padding: var(--bh-spacing-8) var(--bh-spacing-6);
  margin-top: var(--bh-spacing-12);
}

.footer-inner {
  max-width: 72rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--bh-spacing-4);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--bh-spacing-2);
  font-weight: var(--bh-font-bold);
}

.footer-links a {
  color: var(--bh-color-text-muted);
  font-size: var(--bh-text-sm);
}

.footer-copy {
  font-size: var(--bh-text-xs);
}

/* Hero (index) */
.hero {
  padding: var(--bh-spacing-16) var(--bh-spacing-6) var(--bh-spacing-12);
  text-align: center;
}

.hero-inner {
  max-width: 48rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--bh-spacing-6);
}

.hero-subtitle {
  font-size: var(--bh-text-lg);
  max-width: 36rem;
  line-height: var(--bh-leading-relaxed);
}

.hero-install {
  margin-top: var(--bh-spacing-4);
}

.threat-icon {
  font-size: var(--bh-text-2xl);
  margin-right: var(--bh-spacing-3);
}

/* Steps (index) */
.steps-grid {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: var(--bh-spacing-4);
}

.step {
  flex: 1;
  max-width: 18rem;
  text-align: center;
}

.step-number {
  width: 3rem;
  height: 3rem;
  border-radius: var(--bh-radius-full);
  background: var(--bh-color-primary);
  color: var(--bh-color-primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--bh-font-bold);
  font-size: var(--bh-text-lg);
  margin: 0 auto var(--bh-spacing-4);
}

.step-arrow {
  color: var(--bh-color-text-muted);
  font-size: var(--bh-text-2xl);
  margin-top: var(--bh-spacing-3);
}

/* Personas (index) */
.feature-list {
  list-style: none;
  padding: 0;
}

.feature-list li {
  padding: var(--bh-spacing-1) 0;
  padding-left: var(--bh-spacing-6);
  position: relative;
  color: var(--bh-color-text-muted);
}

.feature-list li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--bh-color-success);
  font-weight: var(--bh-font-bold);
}

/* Install (index) */
.install-tabs {
  max-width: 36rem;
  margin: 0 auto;
}

/* Page header (how-it-works, getting-started) */
.page-header {
  padding: var(--bh-spacing-12) var(--bh-spacing-6) var(--bh-spacing-8);
  max-width: 72rem;
  margin: 0 auto;
}

.header-subtitle {
  font-size: var(--bh-text-lg);
  max-width: 42rem;
  margin-top: var(--bh-spacing-4);
  line-height: var(--bh-leading-relaxed);
}

/* Tab panel spacing (how-it-works) */
.tab-panel-content {
  padding-top: var(--bh-spacing-6);
}

/* Flow list (how-it-works) */
.flow-list {
  list-style: none;
  padding: 0;
  margin: var(--bh-spacing-3) 0;
}

.flow-list li {
  padding: var(--bh-spacing-1) 0;
  padding-left: var(--bh-spacing-5);
  position: relative;
}

.flow-list li::before {
  content: '\2192';
  position: absolute;
  left: 0;
  color: var(--bh-color-primary);
}

/* Registry list (how-it-works) */
.registry-list {
  padding-left: var(--bh-spacing-6);
  color: var(--bh-color-text-muted);
}

.registry-list li {
  padding: var(--bh-spacing-1) 0;
}

/* Tutorial (getting-started) */
.tutorial-steps {
  display: flex;
  flex-direction: column;
  gap: var(--bh-spacing-6);
  margin-top: var(--bh-spacing-6);
}

.tutorial-step-header {
  display: flex;
  align-items: center;
  gap: var(--bh-spacing-3);
  margin-bottom: var(--bh-spacing-3);
}

.step-badge {
  width: 2rem;
  height: 2rem;
  border-radius: var(--bh-radius-full);
  background: var(--bh-color-primary);
  color: var(--bh-color-primary-text);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: var(--bh-font-bold);
  font-size: var(--bh-text-sm);
  flex-shrink: 0;
}

/* Exit codes table (getting-started) */
.exit-code-table {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--bh-text-sm);
}

th, td {
  text-align: left;
  padding: var(--bh-spacing-3) var(--bh-spacing-4);
  border-bottom: 1px solid var(--bh-color-border);
}

th {
  font-weight: var(--bh-font-semibold);
  color: var(--bh-color-text-muted);
  font-size: var(--bh-text-xs);
  text-transform: uppercase;
  letter-spacing: var(--bh-tracking-wider);
}

/* Responsive */
@media (max-width: 768px) {
  .heading-xl {
    font-size: var(--bh-text-3xl);
  }
  .heading-lg {
    font-size: var(--bh-text-2xl);
  }
  .section {
    padding: var(--bh-spacing-8) var(--bh-spacing-4);
  }
  .nav-links {
    gap: var(--bh-spacing-4);
  }
  .footer-links {
    gap: var(--bh-spacing-4);
  }
  .hero {
    padding: var(--bh-spacing-10) var(--bh-spacing-4) var(--bh-spacing-8);
  }
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }
  .steps-grid {
    flex-direction: column;
    align-items: center;
  }
  .step-arrow {
    transform: rotate(90deg);
    margin: 0;
  }
  .page-header {
    padding: var(--bh-spacing-8) var(--bh-spacing-4) var(--bh-spacing-6);
  }
}