@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@300;400;500;600&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg:           #0a0a0b;
  --surface:      #101013;
  --surface2:     #17171c;
  --border:       #1e1e26;
  --border2:      #2c2c38;
  --text:         #e8e8e6;
  --muted:        #6a6a78;
  --dim:          #38383e;
  --accent:       #00e5c8;
  --accent-dim:   rgba(0, 229, 200, 0.07);
  --accent-glow:  rgba(0, 229, 200, 0.18);
  --accent-text:  #00c4ac;
  --warn:         #f5a623;
  --error:        #ff4757;
  --success:      #00e5c8;
  --font-mono:    'IBM Plex Mono', 'Fira Code', ui-monospace, monospace;
  --font-sans:    'IBM Plex Sans', system-ui, sans-serif;
  --radius:       3px;
  --transition:   0.15s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  min-height: 100vh;
}

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

/* ── Layout ── */
.wrap   { max-width: 1100px; margin: 0 auto; padding: 0 1.5rem; }
.wrap--sm { max-width: 820px; }

/* ── Nav ── */
.nav {
  display: flex;
  align-items: center;
  gap: 0;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border);
}
.nav-brand {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.02em;
  margin-right: 2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.nav-brand .dot {
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  display: inline-block;
  box-shadow: 0 0 8px var(--accent-glow);
  animation: blink 2.5s ease infinite;
}
@keyframes blink {
  0%,100% { opacity: 1; } 50% { opacity: 0.3; }
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 0;
  flex: 1;
}
.nav-link {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  padding: 0.35rem 0.75rem;
  transition: color var(--transition);
  letter-spacing: 0.03em;
}
.nav-link:hover { color: var(--text); }
.nav-link.active { color: var(--accent); }
.nav-back {
  margin-left: auto;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--dim);
  border: 1px solid var(--border);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius);
  transition: all var(--transition);
}
.nav-back:hover { color: var(--muted); border-color: var(--border2); }

/* ── Hero ── */
.hero {
  padding: 4rem 0 2.5rem;
  border-bottom: 1px solid var(--border);
}
.hero-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1rem;
}
.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text);
  margin-bottom: 0.75rem;
}
.hero-title span { color: var(--accent); }
.hero-sub {
  font-size: 0.95rem;
  color: var(--muted);
  max-width: 540px;
  line-height: 1.65;
}

/* ── Stats bar ── */
.stats-bar {
  display: flex;
  gap: 0;
  border: 1px solid var(--border);
  margin: 2rem 0;
  overflow: hidden;
  border-radius: var(--radius);
}
.stat-cell {
  flex: 1;
  padding: 1.1rem 1.5rem;
  border-right: 1px solid var(--border);
}
.stat-cell:last-child { border-right: none; }
.stat-val {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--accent);
  line-height: 1;
  margin-bottom: 0.3rem;
}
.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ── Section headings ── */
.section {
  padding: 2.5rem 0;
  border-bottom: 1px solid var(--border);
}
.section:last-child { border-bottom: none; }
.section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 1.5rem;
  gap: 1rem;
}
.section-title {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.section-link {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent);
  letter-spacing: 0.03em;
}
.section-link:hover { color: var(--text); }

/* ── Terminal block ── */
.terminal {
  background: #07080c;
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  overflow: hidden;
  font-family: var(--font-mono);
}
.terminal-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.45rem 0.85rem;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.terminal-title {
  font-size: 0.7rem;
  color: var(--muted);
  letter-spacing: 0.06em;
}
.terminal-dots {
  display: flex;
  gap: 5px;
}
.terminal-dots span {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: var(--dim);
}
.copy-btn {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--accent-text);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.2rem 0.5rem;
  letter-spacing: 0.04em;
  transition: color var(--transition);
}
.copy-btn:hover { color: var(--text); }
.terminal pre {
  padding: 1.1rem 1.25rem;
  font-size: 0.78rem;
  line-height: 1.75;
  color: #a8b2c8;
  overflow-x: auto;
  white-space: pre;
}
.terminal pre .c  { color: var(--dim); }
.terminal pre .k  { color: #7b93d4; }
.terminal pre .s  { color: #e6b86a; }
.terminal pre .u  { color: var(--accent-text); }
.terminal pre .p  { color: #c778dd; }

/* ── Skill cards grid ── */
.skill-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  overflow: hidden;
  border-radius: var(--radius);
}
.skill-card {
  background: var(--surface);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  text-decoration: none;
  color: var(--text);
  transition: background var(--transition);
  opacity: 0;
  animation: fadeUp 0.3s ease forwards;
}
.skill-card:hover { background: var(--surface2); }
.skill-card-name {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text);
  line-height: 1.3;
}
.skill-card-desc {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.skill-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: auto;
}
.skill-card-invoc {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--accent-text);
}
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(6px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Tags ── */
.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.04em;
  color: var(--muted);
  background: var(--surface2);
  border: 1px solid var(--border2);
  padding: 0.1rem 0.45rem;
  border-radius: 2px;
}
.tag-accent {
  color: var(--accent-text);
  background: var(--accent-dim);
  border-color: rgba(0, 229, 200, 0.15);
}

/* ── Table (catalog page) ── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.82rem;
}
.data-table th {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.6rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border2);
  font-weight: 500;
  white-space: nowrap;
}
.data-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
.data-table tr:hover td { background: var(--surface); }
.data-table td.mono {
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.data-table td.accent {
  color: var(--accent-text);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}
.data-table td.muted  { color: var(--muted); font-size: 0.78rem; }

/* ── Search bar ── */
.search-wrap {
  position: relative;
  margin-bottom: 1.5rem;
}
.search-input {
  width: 100%;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 0.65rem 2.5rem 0.65rem 2.75rem;
  outline: none;
  transition: border-color var(--transition), box-shadow var(--transition);
}
.search-input::placeholder { color: var(--dim); }
.search-input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-dim);
}
.search-icon {
  position: absolute;
  left: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  pointer-events: none;
}
.search-spinner {
  position: absolute;
  right: 0.85rem;
  top: 50%;
  transform: translateY(-50%);
  width: 14px; height: 14px;
  border: 2px solid var(--border2);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
  display: none;
}
.search-spinner.show { display: block; }
@keyframes spin { to { transform: translateY(-50%) rotate(360deg); } }

/* ── Skill detail page ── */
.detail-header {
  padding: 2rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
}
.detail-name {
  font-family: var(--font-mono);
  font-size: clamp(1.4rem, 3vw, 2rem);
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.5rem;
}
.detail-meta-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}
.version-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  background: var(--surface2);
  border: 1px solid var(--border2);
  color: var(--muted);
  padding: 0.15rem 0.45rem;
  border-radius: 2px;
}
.detail-desc {
  font-size: 0.9rem;
  color: var(--muted);
  line-height: 1.7;
  max-width: 680px;
}
.detail-layout {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 2rem;
  padding: 2rem 0;
}
@media (max-width: 700px) {
  .detail-layout { grid-template-columns: 1fr; }
}
.stats-panel {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  align-self: start;
}
.stats-panel-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
}
.stats-panel-row:last-child { border-bottom: none; }
.stats-panel-label {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}
.stats-panel-val {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--accent-text);
  font-weight: 500;
}

/* ── Sparkline chart container ── */
.sparkline-wrap {
  padding: 1rem 0 0;
}
.sparkline-title {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}
.sparkline-canvas-wrap {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
}

/* ── Schema table ── */
.schema-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  margin-top: 0.5rem;
}
.schema-table th {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.5rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border2);
}
.schema-table td {
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.schema-table td:first-child {
  font-family: var(--font-mono);
  color: var(--accent-text);
  font-size: 0.78rem;
  white-space: nowrap;
}
.schema-table .required-pill {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  background: rgba(255, 71, 87, 0.1);
  border: 1px solid rgba(255, 71, 87, 0.2);
  color: #ff6b7a;
  padding: 0.1rem 0.35rem;
  border-radius: 2px;
}
.schema-table .type-pill {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: #c778dd;
}

/* ── Collapsible JSON ── */
.collapse-btn {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--muted);
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.3rem 0.65rem;
  cursor: pointer;
  letter-spacing: 0.04em;
  transition: all var(--transition);
}
.collapse-btn:hover { color: var(--text); border-color: var(--border2); }

/* ── Docs page ── */
.docs-layout {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 3rem;
  padding: 2rem 0;
}
@media (max-width: 640px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { display: none; }
}
.docs-sidebar {
  position: sticky;
  top: 1rem;
  align-self: start;
}
.docs-nav { display: flex; flex-direction: column; gap: 0; }
.docs-nav-item {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--muted);
  padding: 0.4rem 0.75rem;
  border-left: 2px solid var(--border);
  transition: all var(--transition);
  display: block;
}
.docs-nav-item:hover, .docs-nav-item.active {
  color: var(--accent-text);
  border-left-color: var(--accent);
}
.docs-content { min-width: 0; }
.endpoint-section {
  padding-bottom: 2.5rem;
  margin-bottom: 2.5rem;
  border-bottom: 1px solid var(--border);
}
.endpoint-section:last-child { border-bottom: none; }
.endpoint-title {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 0.4rem;
  display: flex;
  align-items: center;
  gap: 0.65rem;
}
.method-badge {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
  letter-spacing: 0.05em;
}
.method-get    { background: rgba(0, 229, 200, 0.1); color: var(--accent-text); border: 1px solid rgba(0, 229, 200, 0.2); }
.method-post   { background: rgba(245, 166, 35, 0.1); color: var(--warn); border: 1px solid rgba(245, 166, 35, 0.2); }
.method-delete { background: rgba(255, 71, 87, 0.1); color: var(--error); border: 1px solid rgba(255, 71, 87, 0.2); }
.endpoint-path {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--muted);
}
.endpoint-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.65;
  margin: 0.75rem 0 1rem;
  max-width: 560px;
}
.param-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  margin-bottom: 1rem;
}
.param-table th {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.4rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border2);
}
.param-table td {
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}
.param-table td:first-child { font-family: var(--font-mono); color: var(--accent-text); font-size: 0.78rem; }

/* ── Empty state ── */
.empty {
  text-align: center;
  padding: 3rem 1rem;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* ── Alert ── */
.alert {
  padding: 0.6rem 0.85rem;
  border-radius: var(--radius);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  margin-bottom: 1rem;
}
.alert-err { background: rgba(255,71,87,0.07); border: 1px solid rgba(255,71,87,0.2); color: #ff6b7a; }

/* ── Footer ── */
.footer {
  padding: 1.5rem 0;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.footer-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--dim);
  letter-spacing: 0.03em;
}
.footer-links {
  display: flex;
  gap: 1.5rem;
}
.footer-links a {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--dim);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--muted); }

/* ── How it works ── */
.how-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  margin-top: 1.25rem;
}
@media (max-width: 640px) {
  .how-grid { grid-template-columns: 1fr; }
}
.how-step {
  background: var(--surface);
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.how-num {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}
.how-title {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}
.how-terminal {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  background: #07080c;
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 0.75rem;
  color: var(--accent-text);
  line-height: 1.7;
  white-space: pre;
  overflow-x: auto;
}

/* ── Loader ── */
.loader {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 2rem 0;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--dim);
}
.loader-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
  animation: dotPulse 1.2s ease infinite;
}
.loader-dot:nth-child(2) { animation-delay: 0.2s; }
.loader-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes dotPulse {
  0%,100% { opacity: 0.2; } 50% { opacity: 1; }
}

/* ── Mobile hamburger ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  border-radius: 4px;
  color: var(--muted);
  transition: color var(--transition);
  margin-left: auto;
  flex-shrink: 0;
}
.nav-hamburger:hover { color: var(--text); }
.nav-hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: currentColor;
  border-radius: 1px;
  transition: transform 0.25s, opacity 0.25s;
  transform-origin: center;
}
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.nav-mobile {
  display: none;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
  flex-direction: column;
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--muted);
  padding: 0.75rem 1.5rem;
  border-bottom: 1px solid var(--border);
  text-decoration: none;
  letter-spacing: 0.03em;
  transition: color var(--transition), background var(--transition);
}
.nav-mobile a:last-child { border-bottom: none; }
.nav-mobile a:hover { color: var(--text); background: var(--surface2); }
.nav-mobile a.active { color: var(--accent-text); }

/* ── Responsive ── */
@media (max-width: 700px) {
  .nav-links,
  .nav-back {
    display: none;
  }
  .nav-hamburger {
    display: flex;
  }
}

@media (max-width: 600px) {
  .stats-bar { flex-direction: column; }
  .stat-cell { border-right: none; border-bottom: 1px solid var(--border); }
  .stat-cell:last-child { border-bottom: none; }
}