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

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

:root {
  --bg:       #0d0d0f;
  --surface:  #111114;
  --surface2: #161619;
  --accent:   #525CEB;
  --light:    #BFCFE7;
  --pale:     #F8EDFF;
  --text:     #d8d4e8;
  --muted:    #7a7688;
  --border:   #222228;
  --error:    #e07070;
  --radius:   8px;
  --font-ui:    'Inter', system-ui, sans-serif;
  --font-brand: 'Share Tech', monospace;
  --font-code:  'JetBrains Mono', monospace;
}

html { scroll-behavior: smooth; }
body {
  font-family: var(--font-ui);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

/* ---- Topbar ---- */
.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 2.5rem;
  background: rgba(13,13,15,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.brand-name {
  font-family: var(--font-brand);
  font-size: 1.4rem;
  color: var(--pale);
  letter-spacing: 0.05em;
  text-decoration: none;
}

.topbar-right { display: flex; align-items: center; gap: 1.5rem; }

.topbar-link {
  color: var(--muted);
  font-size: 0.9rem;
  text-decoration: none;
  transition: color 0.15s;
}
.topbar-link:hover { color: var(--light); }

.btn-ghost {
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--light);
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  padding: 0.45rem 1rem;
  text-decoration: none;
  transition: background 0.15s, border-color 0.15s;
}
.btn-ghost:hover { background: var(--surface2); border-color: var(--accent); }

/* ---- Layout ---- */
.docs-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  overflow-x: hidden;
  min-height: calc(100vh - 57px);
}

/* ---- Sidebar ---- */
.docs-sidebar {
  background: var(--surface);
  border-right: 1px solid var(--border);
  padding: 2.5rem 1.5rem;
  position: sticky;
  top: 57px;
  height: calc(100vh - 57px);
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.sidebar-section {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin: 1.5rem 0 0.5rem 0.6rem;
}
.sidebar-section:first-child { margin-top: 0; }

.sidebar-link {
  display: block;
  font-size: 0.9rem;
  color: var(--muted);
  text-decoration: none;
  padding: 0.4rem 0.6rem;
  border-radius: 6px;
  transition: color 0.15s, background 0.15s;
}
.sidebar-link:hover { color: var(--light); background: rgba(255,255,255,0.04); }
.sidebar-link.active { color: var(--pale); background: rgba(82,92,235,0.14); }

/* ---- Content ---- */
.docs-content {
  padding: 4rem 5rem;
  max-width: 860px;
  min-width: 0;
  width: 100%;
  display: flex;
  flex-direction: column;
}

.code-wrap { position: relative; min-width: 0; }

.doc-section {
  padding-bottom: 4rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 4rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}
.doc-section:last-child { border-bottom: none; margin-bottom: 0; }

.doc-h1 {
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--pale);
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.doc-h2 {
  font-size: 1.35rem;
  font-weight: 600;
  color: var(--pale);
  letter-spacing: -0.01em;
}

.doc-p {
  font-size: 1rem;
  color: var(--muted);
  line-height: 1.8;
}
.doc-p strong { color: var(--light); font-weight: 500; }
.doc-p a { color: var(--light); text-underline-offset: 3px; }
.doc-p code {
  background: var(--surface2);
  border: 1px solid var(--border);
  padding: 0.15rem 0.4rem;
  border-radius: 4px;
  font-family: var(--font-code);
  font-size: 0.88rem;
  color: var(--light);
}

/* ---- Callout ---- */
.callout {
  background: rgba(82,92,235,0.07);
  border: 1px solid rgba(82,92,235,0.2);
  border-radius: var(--radius);
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.95rem;
}
.callout code {
  font-family: var(--font-code);
  font-size: 0.9rem;
  color: var(--light);
}
.callout-label {
  font-size: 0.72rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #8b96f5;
  white-space: nowrap;
}
.callout-warn {
  background: rgba(220,160,60,0.07);
  border-color: rgba(220,160,60,0.2);
  color: var(--muted);
  font-size: 0.9rem;
}
.callout-warn .callout-label { color: #d4a843; }

/* ---- Step header ---- */
.step-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}
.step-num {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

/* ---- Code block ---- */
.code-wrap { position: relative; min-width: 0; }

.copy-btn {
  position: absolute;
  top: 0.7rem;
  right: 0.7rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid var(--border);
  border-radius: 5px;
  color: var(--muted);
  cursor: pointer;
  font-family: var(--font-ui);
  font-size: 0.75rem;
  padding: 0.25rem 0.65rem;
  transition: background 0.15s, color 0.15s;
  z-index: 1;
}
.copy-btn:hover { background: rgba(255,255,255,0.1); color: var(--light); }
.copy-btn.copied { color: #6dcc8a; border-color: rgba(80,200,120,0.3); }

.code-block {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: #c9d1d9;
  font-family: var(--font-code);
  font-size: 0.9rem;
  line-height: 1.7;
  overflow-x: auto;
  padding: 1.4rem;
  white-space: pre;
  display: block;
  max-width: 100%;
}

/* ---- Endpoint table ---- */
.endpoint-table {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}
.ep-row {
  display: grid;
  grid-template-columns: 70px 1fr 1fr;
  gap: 1.2rem;
  padding: 0.85rem 1.2rem;
  font-size: 0.9rem;
  border-bottom: 1px solid var(--border);
  align-items: center;
}
.ep-row:last-child { border-bottom: none; }
.ep-row.header {
  background: var(--surface2);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
}
.ep-row code {
  font-family: var(--font-code);
  font-size: 0.82rem;
  color: var(--light);
}
.ep-row span:last-child { color: var(--muted); }

.method {
  border-radius: 4px;
  font-family: var(--font-code);
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.5rem;
  text-align: center;
}
.method.get  { background: rgba(82,92,235,0.18); color: #8b96f5; }
.method.post { background: rgba(80,200,120,0.14); color: #6dcc8a; }

/* ---- Responsive ---- */
@media (max-width: 900px) {
  .docs-layout { grid-template-columns: 1fr; }
  .docs-sidebar { display: none; }
  .docs-content { padding: 2rem 1.5rem; }
  .doc-h1 { font-size: 1.7rem; }
}

@media (max-width: 640px) {
  .topbar { padding: 0.85rem 1.25rem; }
  .brand-name { font-size: 1.3rem; }
  .btn-ghost { font-size: 0.8rem; padding: 0.35rem 0.7rem; }
  .topbar-link { font-size: 0.8rem; }
  .docs-content { padding: 1.5rem 1rem; }
  .doc-h1 { font-size: 1.4rem; }
  .doc-h2 { font-size: 1rem; }
  .code-block { font-size: 0.78rem; padding: 1rem; }
  .ep-row { grid-template-columns: 50px 1fr; font-size: 0.78rem; }
  .ep-row span:last-child { display: none; }
  .ep-row.header span:last-child { display: none; }
  .callout { flex-direction: column; align-items: flex-start; gap: 0.4rem; }
  .step-header { gap: 0.6rem; }
}