/* ============================================================
   SpecTracer Docs - Logo-Inspired Design System
   Colors: #1FBCD6 #D59320 #A152EF #DFF7FF #7BE7FE
   ============================================================ */

:root {
  --pink: #FF6B9D;
  --pink-dark: #E05588;
  --pink-light: #FFB3D0;
  --purple: #A152EF;
  --purple-dark: #8A3ED8;
  --purple-light: #C89BFF;
  --gold: #D59320;
  --gold-dark: #B07818;
  --gold-light: #E8B84F;
  --green: #2ECC71;
  --green-dark: #25A85D;
  --red: #E74C3C;
  --red-dark: #C0392B;

  --bg-primary: #0A0F14;
  --bg-secondary: #111A24;
  --bg-card: #16202C;
  --bg-card-hover: #1E2A3A;
  --bg-code: #080C10;
  --text-primary: #DFF7FF;
  --text-secondary: #B0C8D8;
  --text-muted: #6A8298;
  --border: #1E2A3A;
  --border-light: #2A3A4E;

  --nav-bg: rgba(10, 15, 20, 0.92);
  --nav-border: var(--border);
  --hero-end: #0E0A1A;
  --code-header-bg: rgba(0, 0, 0, 0.3);
  --btn-secondary-bg: rgba(255, 255, 255, 0.06);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.5);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;
  --radius: 12px;
  --radius-sm: 8px;
  --radius-xs: 4px;
  --transition: 200ms ease;
}

[data-theme="light"] {
  --bg-primary: #F0F7FA;
  --bg-secondary: #E4EEF4;
  --bg-card: #FFFFFF;
  --bg-card-hover: #F5F9FC;
  --bg-code: #E8F0F4;
  --text-primary: #0A1A24;
  --text-secondary: #3A4A58;
  --text-muted: #7A8A98;
  --border: #D0DCE4;
  --border-light: #E0E8F0;

  --nav-bg: rgba(240, 247, 250, 0.92);
  --nav-border: var(--border);
  --hero-end: #DCE8F0;
  --code-header-bg: rgba(0, 0, 0, 0.04);
  --btn-secondary-bg: rgba(0, 0, 0, 0.04);
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 48px rgba(0, 0, 0, 0.12);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  min-height: 100vh;
  transition: background var(--transition), color var(--transition);
}

a {
  color: var(--pink);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--purple);
}

img {
  max-width: 100%;
  height: auto;
}

::selection {
  background: var(--pink);
  color: #fff;
}

/* ============================================================
   Navigation
   ============================================================ */

.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--nav-border);
  padding: 0 2rem;
  transition: background var(--transition), border-color var(--transition);
}

.nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.2rem;
  color: var(--text-primary);
}
.nav-logo:hover {
  color: var(--text-primary);
}
.nav-logo-img {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-xs);
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  padding: 0.5rem 1rem;
  border-radius: var(--radius-sm);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--text-primary);
  background: rgba(255, 107, 157, 0.1);
}
.nav-links a.active {
  color: var(--pink);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.25rem;
}

/* ============================================================
   Theme toggle
   ============================================================ */

.theme-toggle {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.1rem;
  transition: all var(--transition);
  flex-shrink: 0;
  margin-left: 0.5rem;
  line-height: 1;
}
.theme-toggle:hover {
  color: var(--pink);
  border-color: var(--pink);
}

/* ============================================================
   Hero
   ============================================================ */

.hero {
  position: relative;
  overflow: hidden;
  padding: 6rem 2rem 5rem;
  text-align: center;
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 50%, var(--hero-end) 100%);
  transition: background var(--transition);
}

.hero-glow {
  position: absolute;
  top: -40%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(255, 107, 157, 0.1) 0%, rgba(161, 82, 239, 0.06) 40%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 900px;
  margin: 0 auto;
}

.hero-logo {
  width: 120px;
  height: 120px;
  margin: 0 auto 1.5rem;
  display: block;
  border-radius: 24px;
  box-shadow: 0 8px 40px rgba(255, 107, 157, 0.2);
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  background: linear-gradient(135deg, rgba(255, 107, 157, 0.15), rgba(161, 82, 239, 0.15));
  border: 1px solid rgba(255, 107, 157, 0.25);
  color: var(--pink);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero h1 {
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--pink) 40%, var(--purple) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 2rem;
  line-height: 1.8;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

/* ============================================================
   Buttons
   ============================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all var(--transition);
  border: none;
  cursor: pointer;
  text-decoration: none;
}
.btn:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.btn-primary {
  background: linear-gradient(135deg, var(--pink), var(--purple));
  color: #fff;
}
.btn-primary:hover {
  background: linear-gradient(135deg, var(--pink-dark), var(--purple-dark));
  color: #fff;
}

.btn-secondary {
  background: var(--btn-secondary-bg);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  transition: background var(--transition), color var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-secondary:hover {
  background: transparent;
  color: var(--text-primary);
}

.btn-sm {
  padding: 0.6rem 1.25rem;
  font-size: 0.85rem;
}

/* ============================================================
   Sections
   ============================================================ */

.section {
  padding: 5rem 2rem;
}

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

.section-header {
  text-align: center;
  margin-bottom: 3.5rem;
}

.section-header h2 {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
  background: linear-gradient(135deg, var(--pink), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}

.section-alt {
  background: var(--bg-secondary);
  transition: background var(--transition);
}

/* ============================================================
   Cards
   ============================================================ */

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: background var(--transition), border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-light);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1.25rem;
}
.card-icon.pink { background: rgba(255, 107, 157, 0.12); color: var(--pink); }
.card-icon.purple { background: rgba(161, 82, 239, 0.12); color: var(--purple); }
.card-icon.gold { background: rgba(213, 147, 32, 0.12); color: var(--gold); }
.card-icon.green { background: rgba(46, 204, 113, 0.12); color: var(--green); }

.card h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ============================================================
   Steps / How it works
   ============================================================ */

.steps {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.step {
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  padding: 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: background var(--transition), border-color var(--transition);
}
.step:hover {
  border-color: var(--border-light);
}

.step-num {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  background: linear-gradient(135deg, var(--pink), var(--purple));
  color: #fff;
}

.step-body h3 {
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.step-body p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* ============================================================
   Code blocks
   ============================================================ */

pre {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  line-height: 1.6;
  margin: 1rem 0;
  position: relative;
  transition: background var(--transition), border-color var(--transition);
}

code {
  font-family: var(--font-mono);
  font-size: 0.85em;
  background: rgba(161, 82, 239, 0.1);
  padding: 0.15em 0.4em;
  border-radius: var(--radius-xs);
  color: var(--purple);
}

pre code {
  background: none;
  padding: 0;
  border-radius: 0;
  color: var(--text-primary);
  font-size: 0.85rem;
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  background: var(--code-header-bg);
  border: 1px solid var(--border);
  border-bottom: none;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  transition: background var(--transition), border-color var(--transition);
}
.code-header + pre {
  margin-top: 0;
  border-top-left-radius: 0;
  border-top-right-radius: 0;
}

.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-xs);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition);
  font-family: var(--font-sans);
}
.copy-btn:hover {
  color: var(--text-primary);
  border-color: var(--text-muted);
}

/* Syntax highlight colors */
.hl-kw { color: var(--pink); }
.hl-str { color: var(--green); }
.hl-num { color: var(--gold); }
.hl-com { color: var(--text-muted); font-style: italic; }
.hl-fn { color: var(--purple); }
.hl-prop { color: var(--pink); }
.hl-op { color: var(--pink); }
.hl-tag { color: var(--gold); }
.hl-section { color: var(--pink); font-weight: 600; }

/* ============================================================
   Tables
   ============================================================ */

.table-wrap {
  overflow-x: auto;
  margin: 1.5rem 0;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

thead th {
  background: rgba(255, 107, 157, 0.07);
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  color: var(--text-secondary);
  border-bottom: 2px solid var(--border);
  white-space: nowrap;
}

tbody td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

tbody tr:hover {
  background: rgba(255, 107, 157, 0.03);
}

tbody td:first-child {
  color: var(--text-primary);
  font-weight: 500;
}

/* ============================================================
   Tags / Badges
   ============================================================ */

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.6rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  font-family: var(--font-mono);
}

.tag-require { background: rgba(213, 147, 32, 0.12); color: var(--gold); }
.tag-link { background: rgba(255, 107, 157, 0.12); color: var(--pink); }
.tag-layer { background: rgba(161, 82, 239, 0.12); color: var(--purple); }

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
}

.badge-green { background: rgba(46, 204, 113, 0.12); color: var(--green); }
.badge-amber { background: rgba(213, 147, 32, 0.12); color: var(--gold); }
.badge-red { background: rgba(231, 76, 60, 0.12); color: var(--red); }
.badge-pink { background: rgba(255, 107, 157, 0.12); color: var(--pink); }

/* ============================================================
   Content page layout
   ============================================================ */

.page-wrapper {
  display: flex;
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem;
  gap: 2rem;
}

.page-sidebar {
  flex-shrink: 0;
  width: 240px;
  position: sticky;
  top: 80px;
  align-self: flex-start;
}

.page-sidebar nav {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.page-sidebar a {
  display: block;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--text-secondary);
  transition: all var(--transition);
  border-left: 2px solid transparent;
}
.page-sidebar a:hover,
.page-sidebar a.active {
  color: var(--text-primary);
  background: rgba(255, 107, 157, 0.06);
}
.page-sidebar a.active {
  border-left-color: var(--pink);
  color: var(--pink);
}

.page-sidebar .sidebar-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  padding: 0.5rem 0.75rem;
  margin-top: 0.5rem;
}

.page-content {
  flex: 1;
  min-width: 0;
}

.page-content h1 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, var(--pink), var(--purple));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.page-content .subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 2rem;
  line-height: 1.6;
}

.page-content h2 {
  font-size: 1.5rem;
  font-weight: 600;
  margin: 2.5rem 0 1rem;
  color: var(--text-primary);
  padding-bottom: 0.5rem;
  border-bottom: 1px solid var(--border);
}

.page-content h3 {
  font-size: 1.15rem;
  font-weight: 600;
  margin: 1.75rem 0 0.75rem;
  color: var(--pink);
}

.page-content p {
  color: var(--text-secondary);
  margin-bottom: 1rem;
  line-height: 1.7;
}

.page-content ul,
.page-content ol {
  color: var(--text-secondary);
  margin: 0.75rem 0 1.25rem 1.5rem;
  line-height: 1.7;
}

.page-content li {
  margin-bottom: 0.35rem;
}

.page-content strong {
  color: var(--text-primary);
}

/* ============================================================
   Feature blocks
   ============================================================ */

.feature-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  margin: 1.5rem 0;
  transition: background var(--transition), border-color var(--transition);
}
.feature-block:hover {
  border-color: var(--border-light);
}

.feature-block h3 {
  margin-top: 0;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.feature-block .tag {
  margin-left: 0.5rem;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 1.25rem;
  margin: 1.5rem 0;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  transition: background var(--transition), border-color var(--transition), transform var(--transition);
}
.feature-card:hover {
  border-color: var(--border-light);
  transform: translateY(-2px);
}

.feature-card h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.feature-card p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin: 0;
}

.feature-card .feature-icon {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
}

/* ============================================================
   Callouts / Alerts
   ============================================================ */

.callout {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-sm);
  border-left: 3px solid;
  margin: 1.5rem 0;
  font-size: 0.9rem;
}

.callout-info {
  background: rgba(255, 107, 157, 0.07);
  border-color: var(--pink);
  color: var(--pink);
}
.callout-warning {
  background: rgba(213, 147, 32, 0.07);
  border-color: var(--gold);
  color: var(--gold);
}
.callout-success {
  background: rgba(46, 204, 113, 0.07);
  border-color: var(--green);
  color: var(--green);
}
.callout-danger {
  background: rgba(231, 76, 60, 0.07);
  border-color: var(--red);
  color: var(--red);
}

.callout strong {
  display: block;
  margin-bottom: 0.25rem;
}

/* ============================================================
   Pyramid visualization
   ============================================================ */

.pyramid-viz {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 2rem;
  margin: 1.5rem 0;
}

.pyramid-tier {
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
  color: #fff;
  border-radius: var(--radius-xs);
  transition: transform var(--transition);
}
.pyramid-tier:hover {
  transform: scale(1.02);
}

.pyramid-e2e {
  width: 180px;
  height: 48px;
  background: linear-gradient(135deg, var(--red), var(--purple));
}
.pyramid-integration {
  width: 260px;
  height: 56px;
  background: linear-gradient(135deg, var(--gold), var(--gold-dark));
  color: #fff;
}
.pyramid-unit {
  width: 340px;
  height: 64px;
  background: linear-gradient(135deg, var(--green), var(--pink));
}

/* ============================================================
   Health check cards
   ============================================================ */

.health-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 1rem;
  margin: 1.5rem 0;
}

.health-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  text-align: center;
  transition: background var(--transition), border-color var(--transition);
}

.health-card .health-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.health-card .health-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--text-primary);
}

.health-card .health-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.25rem;
}

/* ============================================================
   Footer
   ============================================================ */

.footer {
  text-align: center;
  padding: 3rem 2rem;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.85rem;
  transition: border-color var(--transition);
}

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

.footer-links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

/* ============================================================
   Animations
   ============================================================ */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.6s ease forwards;
}

.animate-in-d1 { animation-delay: 0.1s; }
.animate-in-d2 { animation-delay: 0.2s; }
.animate-in-d3 { animation-delay: 0.3s; }
.animate-in-d4 { animation-delay: 0.4s; }

/* ============================================================
   Responsive
   ============================================================ */

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--nav-bg);
    border-bottom: 1px solid var(--border);
    flex-direction: column;
    padding: 0.5rem;
    transition: background var(--transition);
  }
  .nav-links.open {
    display: flex;
  }
  .nav-links a {
    width: 100%;
    padding: 0.75rem 1rem;
  }
  .nav-toggle {
    display: block;
  }

  .theme-toggle {
    margin-left: auto;
    margin-right: 0.5rem;
  }

  .hero { padding: 4rem 1.5rem 3rem; }
  .section { padding: 3rem 1.5rem; }

  .hero-logo {
    width: 80px;
    height: 80px;
  }

  .card-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr; }

  .page-wrapper {
    flex-direction: column;
    padding: 1.5rem;
  }
  .page-sidebar {
    width: 100%;
    position: static;
  }
  .page-sidebar nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.25rem;
  }
  .page-sidebar a {
    border-left: none;
    border-bottom: 2px solid transparent;
    font-size: 0.8rem;
    padding: 0.4rem 0.75rem;
  }
  .page-sidebar a.active {
    border-left: none;
    border-bottom-color: var(--pink);
  }
  .page-sidebar .sidebar-label {
    display: none;
  }
  .page-content h1 { font-size: 1.8rem; }
  .page-content h2 { font-size: 1.3rem; }

  .health-grid { grid-template-columns: repeat(2, 1fr); }

  .pyramid-e2e { width: 140px; }
  .pyramid-integration { width: 200px; }
  .pyramid-unit { width: 260px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 2rem; }
  .hero p { font-size: 1rem; }
  .btn { padding: 0.7rem 1.5rem; font-size: 0.85rem; }
  .health-grid { grid-template-columns: 1fr; }
}