@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

/* ─── Design Tokens ───────────────────────────────────────────────────────── */
:root {
  /* Surfaces */
  --ll-lab-bg:              #f8fafc;
  --ll-lab-surface:         #ffffff;
  --ll-lab-surface-subtle:  #f1f5f9;
  --ll-lab-border:          #e2e8f0;
  --ll-lab-border-strong:   #cbd5e1;

  /* Text */
  --ll-lab-text:            #0f172a;
  --ll-lab-text-muted:      #64748b;
  --ll-lab-text-subtle:     #94a3b8;

  /* Accent – Indigo only */
  --ll-lab-accent:          #6366f1;
  --ll-lab-accent-hover:    #4f46e5;
  --ll-lab-accent-subtle:   #eef2ff;
  --ll-lab-accent-text:     #ffffff;
  --ll-lab-accent-border:   #c7d2fe;

  /* Status – semantic only */
  --ll-lab-success:         #10b981;
  --ll-lab-success-subtle:  #d1fae5;
  --ll-lab-warning:         #f59e0b;
  --ll-lab-warning-subtle:  #fef3c7;
  --ll-lab-danger:          #ef4444;
  --ll-lab-danger-subtle:   #fee2e2;
  --ll-lab-neutral-subtle:  #f1f5f9;

  /* Typography */
  --ll-lab-font:      Inter, system-ui, sans-serif;
  --ll-lab-font-mono: ui-monospace, 'Cascadia Code', 'Fira Code', monospace;

  /* Type scale */
  --ll-text-xs:   11px;
  --ll-text-sm:   13px;
  --ll-text-base: 15px;
  --ll-text-lg:   17px;
  --ll-text-xl:   20px;
  --ll-text-2xl:  24px;
  --ll-text-3xl:  30px;
  --ll-text-4xl:  38px;

  /* Spacing (8px grid) */
  --ll-space-1:  4px;
  --ll-space-2:  8px;
  --ll-space-3:  12px;
  --ll-space-4:  16px;
  --ll-space-5:  20px;
  --ll-space-6:  24px;
  --ll-space-8:  32px;
  --ll-space-10: 40px;
  --ll-space-12: 48px;
  --ll-space-16: 64px;

  /* Radius */
  --ll-radius-sm:   6px;
  --ll-radius-md:   10px;
  --ll-radius-lg:   16px;
  --ll-radius-full: 9999px;

  /* Shadows */
  --ll-shadow-sm: 0 1px 2px rgba(0,0,0,0.08);
  --ll-shadow-md: 0 4px 6px rgba(0,0,0,0.07), 0 1px 3px rgba(0,0,0,0.06);
  --ll-shadow-lg: 0 10px 20px rgba(0,0,0,0.07), 0 4px 8px rgba(0,0,0,0.05);

  /* Transitions */
  --ll-transition: 150ms ease;
}

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

html { font-size: 16px; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--ll-lab-font);
  font-size: var(--ll-text-base);
  color: var(--ll-lab-text);
  background: var(--ll-lab-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--ll-lab-accent); text-decoration: none; }
a:hover { color: var(--ll-lab-accent-hover); }

ul, ol { list-style: none; }

/* ─── Layout ──────────────────────────────────────────────────────────────── */
.ll-container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--ll-space-6);
}

.ll-container-narrow {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 var(--ll-space-6);
}

/* ─── App Shell Header ────────────────────────────────────────────────────── */
.ll-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--ll-lab-surface);
  border-bottom: 1px solid var(--ll-lab-border);
  box-shadow: var(--ll-shadow-sm);
}

.ll-header-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--ll-space-6);
  height: 56px;
  display: flex;
  align-items: center;
  gap: var(--ll-space-6);
}

.ll-header-brand {
  display: flex;
  align-items: center;
  gap: var(--ll-space-3);
  text-decoration: none;
  color: var(--ll-lab-text);
  flex-shrink: 0;
}

.ll-header-brand:hover { color: var(--ll-lab-text); }

.ll-header-name {
  font-size: var(--ll-text-base);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.ll-header-nav {
  display: flex;
  align-items: center;
  gap: var(--ll-space-1);
  margin-left: auto;
}

.ll-nav-link {
  font-size: var(--ll-text-sm);
  font-weight: 500;
  color: var(--ll-lab-text-muted);
  padding: var(--ll-space-2) var(--ll-space-3);
  border-radius: var(--ll-radius-sm);
  transition: color var(--ll-transition), background var(--ll-transition);
  text-decoration: none;
}

.ll-nav-link:hover {
  color: var(--ll-lab-text);
  background: var(--ll-lab-surface-subtle);
}

.ll-nav-link.active {
  color: var(--ll-lab-accent);
  background: var(--ll-lab-accent-subtle);
}

.ll-nav-link-cta {
  font-size: var(--ll-text-sm);
  font-weight: 600;
  color: var(--ll-lab-accent);
  padding: var(--ll-space-2) var(--ll-space-3);
  border-radius: var(--ll-radius-sm);
  border: 1px solid var(--ll-lab-accent-border);
  transition: all var(--ll-transition);
  text-decoration: none;
  background: var(--ll-lab-accent-subtle);
}

.ll-nav-link-cta:hover {
  background: var(--ll-lab-accent);
  color: var(--ll-lab-accent-text);
  border-color: var(--ll-lab-accent);
}

/* ─── Forge Anvil Mark ────────────────────────────────────────────────────── */
.ll-forge-mark {
  flex-shrink: 0;
  display: inline-block;
  vertical-align: middle;
}

/* ─── Lab Mark (legacy text mark — kept for skill-compliance fallback) ─────── */
.ll-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ll-lab-accent);
  color: var(--ll-lab-accent-text);
  font-weight: 700;
  letter-spacing: -0.5px;
  flex-shrink: 0;
  border-radius: 7px;
  width: 28px;
  height: 28px;
  font-size: 11px;
}

.ll-mark-lg {
  width: 64px;
  height: 64px;
  border-radius: 16px;
  font-size: 24px;
  letter-spacing: -0.5px;
}

.ll-mark-md {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  font-size: 16px;
}

/* ─── Lab Badge ───────────────────────────────────────────────────────────── */
.ll-lab-badge {
  display: inline-flex;
  align-items: center;
  padding: 2px var(--ll-space-2);
  background: var(--ll-lab-accent-subtle);
  color: var(--ll-lab-accent);
  border: 1px solid var(--ll-lab-accent-border);
  border-radius: var(--ll-radius-full);
  font-size: var(--ll-text-xs);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

/* ─── Buttons ─────────────────────────────────────────────────────────────── */
.ll-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-2);
  padding: var(--ll-space-2) var(--ll-space-5);
  border-radius: var(--ll-radius-md);
  font-size: var(--ll-text-sm);
  font-weight: 600;
  font-family: var(--ll-lab-font);
  cursor: pointer;
  transition: all var(--ll-transition);
  border: 1px solid transparent;
  text-decoration: none;
  white-space: nowrap;
  line-height: 1.5;
}

.ll-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
  pointer-events: none;
}

.ll-btn-primary {
  background: var(--ll-lab-accent);
  color: var(--ll-lab-accent-text);
  border-color: var(--ll-lab-accent);
}
.ll-btn-primary:hover {
  background: var(--ll-lab-accent-hover);
  border-color: var(--ll-lab-accent-hover);
  color: var(--ll-lab-accent-text);
}

.ll-btn-secondary {
  background: var(--ll-lab-surface);
  color: var(--ll-lab-text);
  border-color: var(--ll-lab-border-strong);
}
.ll-btn-secondary:hover {
  background: var(--ll-lab-surface-subtle);
  border-color: var(--ll-lab-border-strong);
  color: var(--ll-lab-text);
}

.ll-btn-ghost {
  background: transparent;
  color: var(--ll-lab-text-muted);
  border-color: transparent;
}
.ll-btn-ghost:hover {
  background: var(--ll-lab-surface-subtle);
  color: var(--ll-lab-text);
}

.ll-btn-sm {
  padding: var(--ll-space-1) var(--ll-space-3);
  font-size: var(--ll-text-xs);
  border-radius: var(--ll-radius-sm);
}

.ll-btn-lg {
  padding: var(--ll-space-3) var(--ll-space-8);
  font-size: var(--ll-text-base);
}

/* ─── Cards ───────────────────────────────────────────────────────────────── */
.ll-card {
  background: var(--ll-lab-surface);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-lg);
  box-shadow: var(--ll-shadow-sm);
  transition: box-shadow var(--ll-transition), transform var(--ll-transition);
  overflow: hidden;
}

.ll-card:hover {
  box-shadow: var(--ll-shadow-md);
}

.ll-card-link {
  display: block;
  text-decoration: none;
  color: inherit;
}

.ll-card-link:hover .ll-card {
  box-shadow: var(--ll-shadow-md);
  transform: translateY(-1px);
}

/* ─── Inputs ──────────────────────────────────────────────────────────────── */
.ll-input {
  width: 100%;
  padding: var(--ll-space-2) var(--ll-space-4);
  border: 1px solid var(--ll-lab-border-strong);
  border-radius: var(--ll-radius-md);
  font-size: var(--ll-text-base);
  font-family: var(--ll-lab-font);
  color: var(--ll-lab-text);
  background: var(--ll-lab-surface);
  transition: border-color var(--ll-transition), box-shadow var(--ll-transition);
  outline: none;
  line-height: 1.5;
}

.ll-input:focus {
  border-color: var(--ll-lab-accent);
  box-shadow: 0 0 0 3px rgba(99,102,241,0.12);
}

.ll-input::placeholder { color: var(--ll-lab-text-subtle); }

.ll-input-icon {
  position: relative;
}

.ll-input-icon .ll-input { padding-left: var(--ll-space-10); }

.ll-input-icon svg {
  position: absolute;
  left: var(--ll-space-3);
  top: 50%;
  transform: translateY(-50%);
  color: var(--ll-lab-text-subtle);
  pointer-events: none;
}

/* ─── Status Badges ───────────────────────────────────────────────────────── */
.ll-status {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-1);
  padding: 2px var(--ll-space-2);
  border-radius: var(--ll-radius-full);
  font-size: var(--ll-text-xs);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.ll-status::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  flex-shrink: 0;
}

.ll-status-beta {
  background: var(--ll-lab-warning-subtle);
  color: #92400e;
}
.ll-status-beta::before { background: var(--ll-lab-warning); }

.ll-status-stable {
  background: var(--ll-lab-success-subtle);
  color: #065f46;
}
.ll-status-stable::before { background: var(--ll-lab-success); }

.ll-status-preview {
  background: var(--ll-lab-accent-subtle);
  color: #3730a3;
}
.ll-status-preview::before { background: var(--ll-lab-accent); }

.ll-status-soon {
  background: var(--ll-lab-neutral-subtle);
  color: var(--ll-lab-text-muted);
}
.ll-status-soon::before { background: var(--ll-lab-border-strong); }

/* ─── Category Badges ─────────────────────────────────────────────────────── */
.ll-cat-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-1);
  padding: 2px var(--ll-space-2);
  border-radius: var(--ll-radius-full);
  font-size: var(--ll-text-xs);
  font-weight: 500;
}

.ll-cat-sdk      { background: var(--ll-lab-accent-subtle); color: #3730a3; border: 1px solid var(--ll-lab-accent-border); }
.ll-cat-app      { background: #f8fafc; color: var(--ll-lab-text); border: 1px solid var(--ll-lab-border-strong); }
.ll-cat-plugin   { background: #f5f3ff; color: #5b21b6; border: 1px solid #ddd6fe; }
.ll-cat-network  { background: #ecfeff; color: #0c4a6e; border: 1px solid #bae6fd; }
.ll-cat-community{ background: var(--ll-lab-warning-subtle); color: #92400e; border: 1px solid #fde68a; }

/* ─── Author Badges ───────────────────────────────────────────────────────── */
.ll-author-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-1);
  font-size: var(--ll-text-xs);
  font-weight: 500;
  color: var(--ll-lab-text-muted);
}

.ll-author-official {
  color: var(--ll-lab-accent);
  font-weight: 600;
}

/* ─── Tags ────────────────────────────────────────────────────────────────── */
.ll-tag {
  display: inline-flex;
  padding: 2px var(--ll-space-2);
  background: var(--ll-lab-surface-subtle);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-full);
  font-size: var(--ll-text-xs);
  color: var(--ll-lab-text-muted);
  font-family: var(--ll-lab-font-mono);
}

.ll-tags { display: flex; flex-wrap: wrap; gap: var(--ll-space-1); }

/* ─── Code Blocks ─────────────────────────────────────────────────────────── */
.ll-code {
  background: var(--ll-lab-surface-subtle);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-md);
  padding: var(--ll-space-4);
  font-family: var(--ll-lab-font-mono);
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text);
  overflow-x: auto;
  line-height: 1.7;
  white-space: pre;
}

.ll-install-block {
  display: flex;
  align-items: center;
  background: var(--ll-lab-text);
  border-radius: var(--ll-radius-md);
  overflow: hidden;
  border: 1px solid #1e293b;
}

.ll-install-prompt {
  padding: var(--ll-space-3) var(--ll-space-4);
  color: #94a3b8;
  font-family: var(--ll-lab-font-mono);
  font-size: var(--ll-text-sm);
  flex-shrink: 0;
  border-right: 1px solid #1e293b;
}

.ll-install-cmd {
  padding: var(--ll-space-3) var(--ll-space-4);
  color: #e2e8f0;
  font-family: var(--ll-lab-font-mono);
  font-size: var(--ll-text-sm);
  flex: 1;
}

.ll-install-copy {
  padding: var(--ll-space-2) var(--ll-space-4);
  background: transparent;
  border: none;
  border-left: 1px solid #1e293b;
  color: #94a3b8;
  cursor: pointer;
  font-size: var(--ll-text-xs);
  font-family: var(--ll-lab-font);
  font-weight: 500;
  transition: all var(--ll-transition);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--ll-space-1);
  align-self: stretch;
}

.ll-install-copy:hover { color: #e2e8f0; background: #1e293b; }
.ll-install-copy.copied { color: var(--ll-lab-success); }

/* ─── Terminal Window ─────────────────────────────────────────────────────── */
.ll-terminal {
  background: #0f172a;
  border-radius: var(--ll-radius-lg);
  box-shadow: var(--ll-shadow-lg);
  overflow: hidden;
  border: 1px solid #1e293b;
}

.ll-terminal-bar {
  display: flex;
  align-items: center;
  gap: var(--ll-space-2);
  padding: var(--ll-space-3) var(--ll-space-4);
  background: #1e293b;
  border-bottom: 1px solid #334155;
}

.ll-terminal-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}
.ll-terminal-dot-close  { background: #475569; }
.ll-terminal-dot-min    { background: #475569; }
.ll-terminal-dot-max    { background: #475569; }

.ll-terminal-label {
  margin-left: auto;
  margin-right: auto;
  font-size: var(--ll-text-xs);
  color: #64748b;
  font-family: var(--ll-lab-font-mono);
}

.ll-terminal-body {
  padding: var(--ll-space-5) var(--ll-space-6);
}

.ll-terminal-code {
  font-family: var(--ll-lab-font-mono);
  font-size: 13px;
  line-height: 1.8;
  color: #e2e8f0;
  white-space: pre;
  margin: 0;
}

.ll-term-prompt { color: #6366f1; }
.ll-term-cmd    { color: #e2e8f0; }
.ll-term-out    { color: #64748b; }
.ll-term-str    { color: #34d399; }
.ll-term-kw     { color: #818cf8; }
.ll-term-fn     { color: #38bdf8; }

/* ─── Sections ────────────────────────────────────────────────────────────── */
.ll-section {
  padding: var(--ll-space-16) 0;
}

.ll-section-subtle {
  background: var(--ll-lab-surface-subtle);
  border-top: 1px solid var(--ll-lab-border);
  border-bottom: 1px solid var(--ll-lab-border);
}

.ll-section-white {
  background: var(--ll-lab-surface);
  border-top: 1px solid var(--ll-lab-border);
}

.ll-section-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--ll-space-8);
}

.ll-section-title {
  font-size: var(--ll-text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--ll-lab-text);
}

.ll-section-subtitle {
  font-size: var(--ll-text-base);
  color: var(--ll-lab-text-muted);
  margin-top: var(--ll-space-2);
}

/* ─── Hero ────────────────────────────────────────────────────────────────── */
.ll-hero {
  background: var(--ll-lab-surface);
  border-bottom: 1px solid var(--ll-lab-border);
  padding: var(--ll-space-16) 0;
  overflow: hidden;
  position: relative;
}

.ll-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(var(--ll-lab-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--ll-lab-border) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.35;
  pointer-events: none;
}

.ll-hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--ll-space-12);
  align-items: center;
}

.ll-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-2);
  font-size: var(--ll-text-sm);
  font-weight: 600;
  color: var(--ll-lab-accent);
  margin-bottom: var(--ll-space-4);
  letter-spacing: 0.02em;
}

.ll-hero-title {
  font-size: var(--ll-text-4xl);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.1;
  color: var(--ll-lab-text);
  margin-bottom: var(--ll-space-5);
}

.ll-hero-subtitle {
  font-size: var(--ll-text-lg);
  color: var(--ll-lab-text-muted);
  line-height: 1.65;
  margin-bottom: var(--ll-space-8);
  max-width: 480px;
}

.ll-hero-actions {
  display: flex;
  gap: var(--ll-space-3);
  margin-bottom: var(--ll-space-8);
  flex-wrap: wrap;
}

.ll-hero-stats {
  display: flex;
  align-items: center;
  gap: var(--ll-space-3);
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text-muted);
}

.ll-hero-stat-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--ll-lab-border-strong);
}

.ll-hero-stat-link {
  color: var(--ll-lab-text-muted);
  text-decoration: none;
  border-bottom: 1px dashed var(--ll-lab-border-strong);
  padding-bottom: 1px;
  transition: color var(--ll-transition), border-color var(--ll-transition);
}
.ll-hero-stat-link:hover {
  color: var(--ll-lab-accent);
  border-bottom-color: var(--ll-lab-accent);
}

/* ─── Category Grid ───────────────────────────────────────────────────────── */
.ll-category-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--ll-space-4);
}

.ll-category-card {
  background: var(--ll-lab-surface);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-lg);
  padding: var(--ll-space-6);
  text-decoration: none;
  color: inherit;
  transition: all var(--ll-transition);
  display: flex;
  flex-direction: column;
  gap: var(--ll-space-3);
  box-shadow: var(--ll-shadow-sm);
}

.ll-category-card:hover {
  border-color: var(--ll-lab-accent);
  box-shadow: var(--ll-shadow-md);
  transform: translateY(-2px);
  color: inherit;
}

.ll-category-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--ll-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ll-category-icon-sdk     { background: var(--ll-lab-accent); color: white; }
.ll-category-icon-app     { background: #0f172a; color: white; }
.ll-category-icon-plugin  { background: #5b21b6; color: white; }
.ll-category-icon-network { background: #0c4a6e; color: white; }
.ll-category-icon-community{ background: var(--ll-lab-surface-subtle); color: var(--ll-lab-text-muted); border: 1px solid var(--ll-lab-border); }

.ll-category-name {
  font-size: var(--ll-text-base);
  font-weight: 600;
  color: var(--ll-lab-text);
  letter-spacing: -0.01em;
}

.ll-category-desc {
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text-muted);
  line-height: 1.5;
  flex: 1;
}

.ll-category-count {
  font-size: var(--ll-text-xs);
  font-weight: 500;
  color: var(--ll-lab-text-subtle);
}

/* ─── Tool Cards ──────────────────────────────────────────────────────────── */
.ll-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--ll-space-5);
}

.ll-tool-card {
  background: var(--ll-lab-surface);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-lg);
  padding: var(--ll-space-6);
  display: flex;
  flex-direction: column;
  gap: var(--ll-space-4);
  box-shadow: var(--ll-shadow-sm);
  transition: all var(--ll-transition);
  text-decoration: none;
  color: inherit;
  position: relative;
}

.ll-tool-card:hover {
  box-shadow: var(--ll-shadow-md);
  transform: translateY(-2px);
  border-color: var(--ll-lab-accent-border);
  color: inherit;
}

/* Category indicator stripe */
.ll-tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  border-radius: var(--ll-radius-lg) var(--ll-radius-lg) 0 0;
}

.ll-tool-card[data-category="sdk"]::before      { background: var(--ll-lab-accent); }
.ll-tool-card[data-category="app"]::before      { background: #0f172a; }
.ll-tool-card[data-category="plugin"]::before   { background: #7c3aed; }
.ll-tool-card[data-category="network"]::before  { background: #0c4a6e; }
.ll-tool-card[data-category="community"]::before{ background: var(--ll-lab-warning); }

.ll-tool-card-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--ll-space-3);
}

.ll-tool-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--ll-radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ll-tool-card-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--ll-space-1);
  justify-content: flex-end;
}

.ll-tool-card-name {
  font-size: var(--ll-text-base);
  font-weight: 600;
  color: var(--ll-lab-text);
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.ll-tool-card-version {
  font-size: var(--ll-text-xs);
  color: var(--ll-lab-text-subtle);
  font-family: var(--ll-lab-font-mono);
  margin-top: 2px;
}

.ll-tool-card-desc {
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text-muted);
  line-height: 1.55;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.ll-tool-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--ll-space-3);
  border-top: 1px solid var(--ll-lab-border);
  margin-top: auto;
}

.ll-tool-card-meta {
  display: flex;
  align-items: center;
  gap: var(--ll-space-3);
  font-size: var(--ll-text-xs);
  color: var(--ll-lab-text-subtle);
}

.ll-download-count {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: var(--ll-text-xs);
  color: var(--ll-lab-text-subtle);
}

/* ─── Browse Page ─────────────────────────────────────────────────────────── */
.ll-browse-header {
  padding: var(--ll-space-8) 0 var(--ll-space-6);
  border-bottom: 1px solid var(--ll-lab-border);
  background: var(--ll-lab-surface);
}

.ll-browse-title {
  font-size: var(--ll-text-3xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--ll-space-2);
}

.ll-browse-subtitle {
  font-size: var(--ll-text-base);
  color: var(--ll-lab-text-muted);
  margin-bottom: var(--ll-space-6);
}

.ll-browse-search-row {
  display: flex;
  align-items: center;
  gap: var(--ll-space-3);
}

.ll-browse-search {
  flex: 1;
  max-width: 480px;
}

.ll-filter-pills {
  display: flex;
  align-items: center;
  gap: var(--ll-space-2);
  flex-wrap: wrap;
}

.ll-filter-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-1);
  padding: var(--ll-space-1) var(--ll-space-3);
  border: 1px solid var(--ll-lab-border-strong);
  border-radius: var(--ll-radius-full);
  font-size: var(--ll-text-sm);
  font-weight: 500;
  color: var(--ll-lab-text-muted);
  background: var(--ll-lab-surface);
  cursor: pointer;
  transition: all var(--ll-transition);
  font-family: var(--ll-lab-font);
}

.ll-filter-pill:hover {
  border-color: var(--ll-lab-accent);
  color: var(--ll-lab-accent);
  background: var(--ll-lab-accent-subtle);
}

.ll-filter-pill.active {
  border-color: var(--ll-lab-accent);
  color: var(--ll-lab-accent);
  background: var(--ll-lab-accent-subtle);
}

.ll-filter-count {
  background: var(--ll-lab-surface-subtle);
  color: var(--ll-lab-text-subtle);
  border-radius: var(--ll-radius-full);
  padding: 0 6px;
  font-size: 11px;
  font-weight: 600;
  min-width: 18px;
  text-align: center;
}

.ll-filter-pill.active .ll-filter-count {
  background: var(--ll-lab-accent);
  color: white;
}

.ll-browse-results-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--ll-space-5) 0;
}

.ll-results-count {
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text-muted);
}

.ll-sort-select {
  font-size: var(--ll-text-sm);
  font-family: var(--ll-lab-font);
  color: var(--ll-lab-text);
  border: 1px solid var(--ll-lab-border-strong);
  border-radius: var(--ll-radius-sm);
  padding: var(--ll-space-1) var(--ll-space-3);
  background: var(--ll-lab-surface);
  cursor: pointer;
  outline: none;
}

.ll-browse-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--ll-space-5);
  padding-bottom: var(--ll-space-16);
}

.ll-no-results {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--ll-space-16) 0;
  color: var(--ll-lab-text-muted);
}

.ll-no-results-icon { font-size: 48px; margin-bottom: var(--ll-space-4); opacity: 0.4; }
.ll-no-results-title { font-size: var(--ll-text-xl); font-weight: 600; margin-bottom: var(--ll-space-2); }
.ll-no-results-text  { font-size: var(--ll-text-sm); }

/* ─── Artifact Detail Page ────────────────────────────────────────────────── */
.ll-artifact-header {
  padding: var(--ll-space-8) 0 0;
  background: var(--ll-lab-surface);
  border-bottom: 1px solid var(--ll-lab-border);
}

.ll-breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--ll-space-2);
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text-muted);
  margin-bottom: var(--ll-space-5);
}

.ll-breadcrumb a {
  color: var(--ll-lab-text-muted);
  text-decoration: none;
  transition: color var(--ll-transition);
}

.ll-breadcrumb a:hover { color: var(--ll-lab-accent); }
.ll-breadcrumb-sep { color: var(--ll-lab-border-strong); }

.ll-artifact-title-row {
  display: flex;
  align-items: flex-start;
  gap: var(--ll-space-5);
  margin-bottom: var(--ll-space-5);
}

.ll-artifact-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--ll-radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.ll-artifact-meta {
  flex: 1;
}

.ll-artifact-name {
  font-size: var(--ll-text-3xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: var(--ll-space-2);
}

.ll-artifact-badges {
  display: flex;
  align-items: center;
  gap: var(--ll-space-2);
  flex-wrap: wrap;
  margin-bottom: var(--ll-space-3);
}

.ll-artifact-tagline {
  font-size: var(--ll-text-lg);
  color: var(--ll-lab-text-muted);
  line-height: 1.5;
}

/* Tabs */
.ll-tabs {
  display: flex;
  gap: 0;
  border-bottom: none;
  margin-top: var(--ll-space-2);
}

.ll-tab {
  padding: var(--ll-space-3) var(--ll-space-5);
  font-size: var(--ll-text-sm);
  font-weight: 500;
  color: var(--ll-lab-text-muted);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  transition: all var(--ll-transition);
  white-space: nowrap;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  font-family: var(--ll-lab-font);
}

.ll-tab:hover { color: var(--ll-lab-text); }

.ll-tab.active {
  color: var(--ll-lab-accent);
  border-bottom-color: var(--ll-lab-accent);
  font-weight: 600;
}

.ll-tab-panel { display: none; }
.ll-tab-panel.active { display: block; }

/* Artifact layout */
.ll-artifact-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: var(--ll-space-8);
  padding: var(--ll-space-8) 0 var(--ll-space-16);
  align-items: start;
}

.ll-artifact-content { min-width: 0; }

.ll-artifact-sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--ll-space-4);
}

.ll-sidebar-card {
  background: var(--ll-lab-surface);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-lg);
  padding: var(--ll-space-5);
  box-shadow: var(--ll-shadow-sm);
}

.ll-sidebar-card-title {
  font-size: var(--ll-text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ll-lab-text-subtle);
  margin-bottom: var(--ll-space-4);
}

.ll-meta-table { width: 100%; }
.ll-meta-table tr + tr td { padding-top: var(--ll-space-3); }
.ll-meta-key {
  font-size: var(--ll-text-xs);
  color: var(--ll-lab-text-subtle);
  font-weight: 500;
  white-space: nowrap;
  padding-right: var(--ll-space-3);
  vertical-align: top;
  padding-top: 2px;
  width: 40%;
}
.ll-meta-val {
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text);
  font-weight: 500;
}
.ll-meta-val-mono { font-family: var(--ll-lab-font-mono); font-size: var(--ll-text-xs); }

.ll-related-link {
  display: flex;
  align-items: center;
  gap: var(--ll-space-3);
  padding: var(--ll-space-2) 0;
  text-decoration: none;
  color: var(--ll-lab-text);
  font-size: var(--ll-text-sm);
  font-weight: 500;
  transition: color var(--ll-transition);
  border-bottom: 1px solid var(--ll-lab-border);
}

.ll-related-link:last-child { border-bottom: none; }
.ll-related-link:hover { color: var(--ll-lab-accent); }

/* Tab content typography */
.ll-prose h3 {
  font-size: var(--ll-text-lg);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin: var(--ll-space-8) 0 var(--ll-space-3);
  color: var(--ll-lab-text);
}

.ll-prose h3:first-child { margin-top: 0; }

.ll-prose p {
  font-size: var(--ll-text-base);
  color: var(--ll-lab-text-muted);
  line-height: 1.7;
  margin-bottom: var(--ll-space-4);
}

.ll-prose ul {
  list-style: disc;
  padding-left: var(--ll-space-6);
  margin-bottom: var(--ll-space-5);
}

.ll-prose ul li {
  font-size: var(--ll-text-base);
  color: var(--ll-lab-text-muted);
  line-height: 1.7;
  margin-bottom: var(--ll-space-1);
}

.ll-prose strong { color: var(--ll-lab-text); font-weight: 600; }

.ll-feature-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--ll-space-4);
  margin: var(--ll-space-6) 0;
}

.ll-feature-item {
  background: var(--ll-lab-surface-subtle);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-md);
  padding: var(--ll-space-4);
}

.ll-feature-item-name {
  font-size: var(--ll-text-sm);
  font-weight: 600;
  color: var(--ll-lab-text);
  margin-bottom: var(--ll-space-1);
  display: flex;
  align-items: center;
  gap: var(--ll-space-2);
}

.ll-feature-item-desc {
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text-muted);
  line-height: 1.5;
}

.ll-step {
  display: flex;
  gap: var(--ll-space-4);
  margin-bottom: var(--ll-space-5);
}

.ll-step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--ll-lab-accent-subtle);
  color: var(--ll-lab-accent);
  font-size: var(--ll-text-sm);
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.ll-step-content h4 {
  font-size: var(--ll-text-base);
  font-weight: 600;
  margin-bottom: var(--ll-space-1);
}

.ll-step-content p {
  margin: 0;
}

.ll-changelog-entry { margin-bottom: var(--ll-space-6); }
.ll-changelog-version {
  font-size: var(--ll-text-base);
  font-weight: 700;
  font-family: var(--ll-lab-font-mono);
  color: var(--ll-lab-text);
  margin-bottom: var(--ll-space-1);
  display: flex;
  align-items: center;
  gap: var(--ll-space-3);
}
.ll-changelog-date {
  font-size: var(--ll-text-xs);
  font-weight: 400;
  color: var(--ll-lab-text-subtle);
  font-family: var(--ll-lab-font);
}
.ll-changelog-list {
  list-style: disc;
  padding-left: var(--ll-space-6);
}
.ll-changelog-list li {
  font-size: var(--ll-text-sm);
  color: var(--ll-lab-text-muted);
  line-height: 1.7;
}

/* ─── CTA Section ─────────────────────────────────────────────────────────── */
.ll-cta-section {
  background: var(--ll-lab-surface);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-lg);
  padding: var(--ll-space-10) var(--ll-space-12);
  text-align: center;
  box-shadow: var(--ll-shadow-sm);
}

.ll-cta-section h2 {
  font-size: var(--ll-text-2xl);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: var(--ll-space-3);
}

.ll-cta-section p {
  font-size: var(--ll-text-base);
  color: var(--ll-lab-text-muted);
  margin-bottom: var(--ll-space-6);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
}

/* ─── Submit Page ─────────────────────────────────────────────────────────── */
.ll-submit-hero {
  background: var(--ll-lab-surface);
  border-bottom: 1px solid var(--ll-lab-border);
  padding: var(--ll-space-16) 0;
  text-align: center;
}

.ll-coming-soon-chip {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-2);
  padding: var(--ll-space-1) var(--ll-space-3);
  background: var(--ll-lab-warning-subtle);
  color: #92400e;
  border: 1px solid #fde68a;
  border-radius: var(--ll-radius-full);
  font-size: var(--ll-text-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--ll-space-5);
}

/* ─── Footer ──────────────────────────────────────────────────────────────── */
.ll-footer {
  border-top: 1px solid var(--ll-lab-border);
  background: var(--ll-lab-surface);
  padding: var(--ll-space-5) 0;
}

.ll-footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 var(--ll-space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--ll-space-3);
}

.ll-footer-copy {
  display: flex;
  align-items: center;
  gap: var(--ll-space-3);
  font-size: var(--ll-text-xs);
  color: var(--ll-lab-text-subtle);
}

.ll-footer-dot {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--ll-lab-border-strong);
}

.ll-footer-links {
  display: flex;
  align-items: center;
  gap: var(--ll-space-4);
}

.ll-footer-link {
  font-size: var(--ll-text-xs);
  color: var(--ll-lab-text-subtle);
  text-decoration: none;
  transition: color var(--ll-transition);
}

.ll-footer-link:hover { color: var(--ll-lab-accent); }

/* ─── Utility ─────────────────────────────────────────────────────────────── */
.ll-divider {
  height: 1px;
  background: var(--ll-lab-border);
  margin: var(--ll-space-6) 0;
}

.ll-link {
  font-size: var(--ll-text-sm);
  font-weight: 500;
  color: var(--ll-lab-accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-1);
  transition: color var(--ll-transition);
}

.ll-link:hover { color: var(--ll-lab-accent-hover); }

.ll-empty-state {
  text-align: center;
  padding: var(--ll-space-16);
  color: var(--ll-lab-text-muted);
}

.ll-version-badge {
  font-family: var(--ll-lab-font-mono);
  font-size: var(--ll-text-xs);
  font-weight: 500;
  color: var(--ll-lab-text-subtle);
  background: var(--ll-lab-surface-subtle);
  border: 1px solid var(--ll-lab-border);
  border-radius: var(--ll-radius-full);
  padding: 2px var(--ll-space-2);
}

.ll-platform-badges {
  display: flex;
  gap: var(--ll-space-2);
  flex-wrap: wrap;
}

.ll-platform-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--ll-space-1);
  padding: var(--ll-space-1) var(--ll-space-3);
  border: 1px solid var(--ll-lab-border-strong);
  border-radius: var(--ll-radius-sm);
  font-size: var(--ll-text-xs);
  font-weight: 500;
  color: var(--ll-lab-text-muted);
  background: var(--ll-lab-surface);
  text-decoration: none;
  transition: all var(--ll-transition);
}

.ll-platform-badge:hover {
  border-color: var(--ll-lab-accent);
  color: var(--ll-lab-accent);
  background: var(--ll-lab-accent-subtle);
}

.ll-notice {
  background: var(--ll-lab-accent-subtle);
  border: 1px solid var(--ll-lab-accent-border);
  border-radius: var(--ll-radius-md);
  padding: var(--ll-space-4);
  font-size: var(--ll-text-sm);
  color: #3730a3;
  line-height: 1.6;
  margin-bottom: var(--ll-space-5);
}

.ll-warning-notice {
  background: var(--ll-lab-warning-subtle);
  border-color: #fde68a;
  color: #92400e;
}

/* ─── Responsive ──────────────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .ll-hero-inner { grid-template-columns: 1fr; }
  .ll-terminal-wrap { display: none; }
  .ll-category-grid { grid-template-columns: repeat(2, 1fr); }
  .ll-tools-grid { grid-template-columns: repeat(2, 1fr); }
  .ll-browse-grid { grid-template-columns: repeat(2, 1fr); }
  .ll-artifact-layout { grid-template-columns: 1fr; }
  .ll-artifact-sidebar { order: -1; }
  .ll-feature-grid { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .ll-category-grid { grid-template-columns: 1fr; }
  .ll-tools-grid { grid-template-columns: 1fr; }
  .ll-browse-grid { grid-template-columns: 1fr; }
  .ll-hero-title { font-size: var(--ll-text-3xl); }
  .ll-section { padding: var(--ll-space-10) 0; }
}