/* ==========================================================================
   horaa-tls Modern Developer Documentation Stylesheet
   Pure Dark Engineering Theme: Deep Obsidian (#090a0f), Steel Gray & Mint/Emerald
   Built from scratch for maximum readability, zero AI cliches, instant search
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Palette */
  --bg-body: #090a0f;
  --bg-sidebar: #0d0f15;
  --bg-card: #12151d;
  --bg-card-hover: #171b25;
  --bg-input: #0b0d13;
  --bg-code: #0b0d13;
  --bg-badge: #171b24;

  --border: #1f2430;
  --border-light: #2c3344;
  --border-focus: #3b82f6;

  /* Typography */
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-code: #e2e8f0;

  /* Accent Colors */
  --accent-green: #22c55e;
  --accent-green-bg: rgba(34, 197, 94, 0.1);
  --accent-blue: #38bdf8;
  --accent-blue-bg: rgba(56, 189, 248, 0.1);
  --accent-amber: #f59e0b;
  --accent-amber-bg: rgba(245, 158, 11, 0.1);
  --accent-red: #ef4444;

  /* Fonts */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', Menlo, Monaco, Consolas, monospace;

  /* Dimensions */
  --header-height: 60px;
  --sidebar-width: 280px;
  --toc-width: 240px;
}

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

html {
  font-size: 15px;
  scroll-behavior: smooth;
  color-scheme: dark;
}

body {
  background-color: var(--bg-body);
  color: var(--text-primary);
  font-family: var(--font-sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Scrollbars */
::-webkit-scrollbar {
  width: 6px;
  height: 6px;
}
::-webkit-scrollbar-track {
  background: var(--bg-body);
}
::-webkit-scrollbar-thumb {
  background: var(--border);
  border-radius: 3px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--border-light);
}

/* ==========================================================================
   Header Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background: rgba(9, 10, 15, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  z-index: 100;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-title {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
  color: #fff;
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-badge {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--accent-green);
  padding: 2px 7px;
  border-radius: 4px;
}

/* Search Input */
.header-search {
  position: relative;
  width: 320px;
}

.header-search input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-size: 0.85rem;
  padding: 8px 12px 8px 34px;
  border-radius: 6px;
  outline: none;
  transition: border-color 0.15s ease;
}

.header-search input:focus {
  border-color: var(--border-focus);
}

.header-search-icon {
  position: absolute;
  left: 10px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.header-search-key {
  position: absolute;
  right: 8px;
  top: 50%;
  transform: translateY(-50%);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 2px 5px;
  border-radius: 3px;
  pointer-events: none;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.quick-install-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: 6px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-primary);
}

.quick-install-pill button {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: color 0.15s;
}

.quick-install-pill button:hover {
  color: var(--accent-green);
}

.header-link-btn {
  color: var(--text-secondary);
  text-decoration: none;
  display: flex;
  align-items: center;
  padding: 6px;
  border-radius: 6px;
  border: 1px solid transparent;
  transition: all 0.15s;
}

.header-link-btn:hover {
  color: #fff;
  border-color: var(--border);
  background: var(--bg-card);
}

.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
}

/* ==========================================================================
   Documentation Main Layout
   ========================================================================== */
.docs-layout {
  display: flex;
  margin-top: var(--header-height);
  min-height: calc(100vh - var(--header-height));
}

/* Left Sidebar */
.docs-sidebar {
  width: var(--sidebar-width);
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  position: fixed;
  top: var(--header-height);
  bottom: 0;
  left: 0;
  overflow-y: auto;
  padding: 24px 16px 40px 20px;
  z-index: 50;
}

.sidebar-category {
  margin-bottom: 24px;
}

.category-title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 8px;
  padding: 0 8px;
}

.sidebar-nav-list {
  list-style: none;
}

.sidebar-nav-item {
  margin-bottom: 2px;
}

.sidebar-nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.86rem;
  color: var(--text-secondary);
  text-decoration: none;
  padding: 6px 10px;
  border-radius: 6px;
  transition: all 0.15s ease;
  font-weight: 500;
}

.sidebar-nav-link:hover {
  color: #fff;
  background: var(--bg-card);
}

.sidebar-nav-link.active {
  color: var(--accent-green);
  background: var(--accent-green-bg);
  font-weight: 600;
}

.pill-tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  font-weight: 600;
  padding: 1px 5px;
  border-radius: 3px;
}

.pill-tag.green {
  background: var(--accent-green-bg);
  color: var(--accent-green);
}

.pill-tag.blue {
  background: var(--accent-blue-bg);
  color: var(--accent-blue);
}

/* Center Content */
.docs-content {
  flex: 1;
  margin-left: var(--sidebar-width);
  margin-right: var(--toc-width);
  max-width: 860px;
  padding: 40px 48px 100px 48px;
}

/* Right Table of Contents */
.docs-toc {
  width: var(--toc-width);
  position: fixed;
  top: var(--header-height);
  bottom: 0;
  right: 0;
  padding: 40px 20px;
  overflow-y: auto;
  border-left: 1px solid var(--border);
}

.toc-heading {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.toc-nav-list {
  list-style: none;
}

.toc-nav-item {
  margin-bottom: 6px;
}

.toc-nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.82rem;
  line-height: 1.4;
  display: block;
  transition: color 0.15s ease;
}

.toc-nav-link:hover {
  color: #fff;
}

.toc-nav-link.active {
  color: var(--accent-green);
  font-weight: 600;
}

/* ==========================================================================
   Documentation Components & Typography
   ========================================================================== */
section.doc-block {
  scroll-margin-top: calc(var(--header-height) + 24px);
  margin-bottom: 64px;
}

h1.page-title {
  font-size: 2.6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  line-height: 1.15;
  color: #fff;
  margin-bottom: 14px;
}

p.lead-text {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 30px;
}

h2.block-heading {
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: #fff;
  margin-top: 44px;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}

h3.sub-heading {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-top: 28px;
  margin-bottom: 12px;
}

p, ul, ol {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
}

ul, ol {
  padding-left: 22px;
}

li {
  margin-bottom: 6px;
}

strong {
  color: #fff;
}

code.inline-symbol {
  font-family: var(--font-mono);
  font-size: 0.84em;
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--accent-green);
}

/* Notice / Callout Boxes */
.notice-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border-light);
  border-radius: 0 6px 6px 0;
  padding: 16px 20px;
  margin: 24px 0;
}

.notice-box.tip {
  border-left-color: var(--accent-green);
}

.notice-box.warn {
  border-left-color: var(--accent-amber);
}

.notice-title {
  font-weight: 700;
  font-size: 0.9rem;
  color: #fff;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.notice-box p {
  font-size: 0.88rem;
  margin-bottom: 0;
}

/* Code Snippet Blocks */
.snippet-wrapper {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  margin: 20px 0;
}

.snippet-top {
  background: #0f1218;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 14px;
}

.snippet-tabs {
  display: flex;
  gap: 6px;
}

.snippet-tab-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.15s;
}

.snippet-tab-btn:hover {
  color: #fff;
}

.snippet-tab-btn.active {
  color: var(--accent-green);
  background: var(--bg-card);
}

.snippet-actions {
  display: flex;
  align-items: center;
}

.copy-snippet-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  border-radius: 4px;
  padding: 4px 8px;
  font-size: 0.72rem;
  font-family: var(--font-mono);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all 0.15s;
}

.copy-snippet-btn:hover {
  color: #fff;
  border-color: var(--border-light);
  background: var(--bg-card);
}

pre.snippet-code {
  font-family: var(--font-mono);
  font-size: 0.84rem;
  line-height: 1.65;
  padding: 16px;
  overflow-x: auto;
  color: var(--text-code);
}

/* Syntax Highlight classes */
.tok-kw { color: #f43f5e; font-weight: 600; }
.tok-str { color: #38bdf8; }
.tok-fn { color: #c084fc; }
.tok-cls { color: #fbbf24; }
.tok-cmt { color: #64748b; font-style: italic; }
.tok-num { color: #a7f3d0; }

/* Data Tables */
.data-table-container {
  overflow-x: auto;
  margin: 24px 0;
  border: 1px solid var(--border);
  border-radius: 8px;
}

table.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
}

table.data-table th {
  background: var(--bg-card);
  color: #fff;
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  font-weight: 600;
}

table.data-table td {
  padding: 12px 16px;
  border-bottom: 1px solid var(--border);
  color: var(--text-secondary);
}

table.data-table tr:last-child td {
  border-bottom: none;
}

table.data-table tr:hover td {
  background: var(--bg-card);
}

/* Interactive Testing Playground Card */
.playground-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 24px;
  margin: 28px 0;
}

.pg-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.pg-title {
  font-weight: 700;
  font-size: 1.1rem;
  color: #fff;
}

.pg-selector {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.pg-btn {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  padding: 6px 12px;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}

.pg-btn:hover {
  border-color: var(--border-light);
  color: #fff;
}

.pg-btn.active {
  background: var(--accent-green-bg);
  border-color: var(--accent-green);
  color: var(--accent-green);
  font-weight: 600;
}

.pg-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.pg-cell {
  background: var(--bg-code);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 12px 14px;
}

.pg-cell-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  margin-bottom: 6px;
}

.pg-cell-value {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: #fff;
  word-break: break-all;
}

/* Responsive */
@media (max-width: 1200px) {
  .docs-toc { display: none; }
  .docs-content { margin-right: 0; max-width: 100%; }
}

@media (max-width: 860px) {
  .mobile-toggle { display: block; }
  .header-search { display: none; }
  .docs-sidebar {
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }
  .docs-sidebar.open {
    transform: translateX(0);
  }
  .docs-content {
    margin-left: 0;
    padding: 30px 20px 80px 20px;
  }
  .pg-grid { grid-template-columns: 1fr; }
}