/* ===== VARIABLES ===== */
:root {
  --bg: #0d1117;
  --bg-nav: #161b22;
  --bg-sidebar: #161b22;
  --bg-card: #1c2128;
  --bg-code: #0d1117;
  --border: #30363d;
  --text: #e6edf3;
  --text-muted: #7d8590;
  --accent: #58a6ff;
  --accent-hover: #79c0ff;
  --sidebar-active: #388bfd;
  --green: #3fb950;
  --yellow: #e3b341;
  --purple: #bc8cff;
  --red: #f85149;
  --orange: #e34c26;
  --nav-height: 60px;
  --search-height: 52px;
  --sidebar-width: 240px;
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  font-size: 18px;
}
a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

/* ===== TOP NAV ===== */
.top-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  background: var(--bg-nav);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 12px;
  z-index: 100;
}
.logo {
  font-size: 22px;
  font-weight: 700;
  color: var(--accent);
  white-space: nowrap;
  margin-right: 8px;
  letter-spacing: -0.5px;
}
.logo span { color: var(--text-muted); }
.nav-langs {
  display: flex;
  list-style: none;
  gap: 4px;
}

/* ===== NAV DROPDOWN GROUPS ===== */
.nav-group {
  position: relative;
}

.nav-group-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 12px;
  border-radius: 6px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
  line-height: 1.4;
}

.nav-group:hover .nav-group-btn {
  color: var(--text);
  background: rgba(255,255,255,0.05);
}

.nav-group-btn.active {
  color: var(--accent);
  background: rgba(88,166,255,0.15);
}

.nav-group-arrow {
  font-size: 11px;
  opacity: 0.6;
  transition: transform 0.2s ease;
}

.nav-group:hover .nav-group-arrow {
  transform: rotate(180deg);
}

.nav-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  list-style: none;
  background: var(--bg-nav);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px;
  min-width: 210px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.45);
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.15s ease, visibility 0.15s ease, transform 0.15s ease;
  pointer-events: none;
}

/* Zone transparente pour éviter la perte du hover dans le gap */
.nav-dropdown::before {
  content: '';
  position: absolute;
  top: -10px;
  left: 0; right: 0;
  height: 10px;
}

.nav-group:hover .nav-dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.nav-dropdown a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 10px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 15px;
  font-weight: 500;
  white-space: nowrap;
  transition: color 0.15s, background 0.15s;
}

.nav-dropdown a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.05);
}

.nav-dropdown li.active a {
  color: var(--accent);
  background: rgba(88,166,255,0.12);
}
.lang-badge {
  display: inline-block;
  width: 8px; height: 8px;
  border-radius: 50%;
  margin-right: 5px;
  background: var(--text-muted);
}
.lang-badge.html { background: #e34c26; }
.lang-badge.css  { background: #264de4; }
.lang-badge.js   { background: #f7df1e; }
.lang-badge.bs   { background: #7952b3; }
.lang-badge.tw   { background: #38bdf8; }
.lang-badge.react{ background: #61dafb; }
.lang-badge.angular{ background: #dd1b16; }
.lang-badge.git  { background: #f05032; }
.lang-badge.sql  { background: #336791; }
.lang-badge.php  { background: #777bb4; }
.lang-badge.node   { background: #68a063; }
.lang-badge.merise { background: #0891b2; }
.lang-badge.docker { background: #2496ed; }
.lang-badge.nextjs { background: #e5e7eb; }
.lang-badge.k8s   { background: #326ce5; }

/* ===== SEARCH BAR ===== */
.search-bar {
  position: fixed;
  top: var(--nav-height);
  left: 0; right: 0;
  height: var(--search-height);
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px 0 calc(var(--sidebar-width) + 40px);
  z-index: 99;
}
.search-bar input {
  width: 100%;
  max-width: 600px;
  padding: 8px 14px 8px 38px;
  background: var(--bg-nav);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  font-size: 16px;
  outline: none;
  transition: border-color 0.15s;
}
.search-bar input:focus { border-color: var(--accent); }
.search-bar input::placeholder { color: var(--text-muted); }
.search-wrapper {
  position: relative;
  width: 100%;
  max-width: 600px;
}
.search-icon {
  position: absolute;
  left: 11px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 16px;
  pointer-events: none;
}
.search-count {
  position: absolute;
  right: 12px; top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 14px;
}

/* ===== LAYOUT ===== */
.layout {
  display: flex;
  margin-top: calc(var(--nav-height) + var(--search-height));
  min-height: calc(100vh - var(--nav-height) - var(--search-height));
}

/* ===== SIDEBAR ===== */
.sidebar {
  position: fixed;
  top: calc(var(--nav-height) + var(--search-height));
  left: 0;
  width: var(--sidebar-width);
  height: calc(100vh - var(--nav-height) - var(--search-height));
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  overflow-y: auto;
  padding: 16px 0;
  transition: transform 0.25s ease;
}

/* ===== SIDEBAR TOGGLE BUTTON ===== */
.sidebar-toggle-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  cursor: pointer;
  padding: 5px 9px;
  border-radius: 6px;
  transition: all 0.15s;
  flex-shrink: 0;
  font-size: 14px;
  line-height: 1;
  margin-right: 4px;
}
.sidebar-toggle-btn:hover { color: var(--text); border-color: #484f58; background: rgba(255,255,255,0.05); }

/* ===== SIDEBAR COLLAPSED STATE ===== */
body.sidebar-collapsed .sidebar {
  transform: translateX(calc(-1 * var(--sidebar-width)));
}
body.sidebar-collapsed .content {
  margin-left: auto;
  margin-right: auto;
  max-width: 85vw;
}
body.sidebar-collapsed .search-bar {
  padding-left: 10vw;
  padding-right: 10vw;
}
.sidebar::-webkit-scrollbar { width: 4px; }
.sidebar::-webkit-scrollbar-track { background: transparent; }
.sidebar::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }
.sidebar-title {
  padding: 6px 16px 10px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
}
.sidebar-nav { list-style: none; }
.sidebar-nav a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  color: var(--text-muted);
  font-size: 16px;
  transition: all 0.15s;
  border-left: 2px solid transparent;
}
.sidebar-nav a:hover {
  color: var(--text);
  background: rgba(255,255,255,0.04);
}
.sidebar-nav a.active {
  color: var(--accent);
  background: rgba(88, 166, 255, 0.08);
  border-left-color: var(--accent);
}
.sidebar-nav .icon { font-size: 16px; width: 16px; text-align: center; }

/* ===== MAIN CONTENT ===== */
.content {
  margin-left: var(--sidebar-width);
  flex: 1;
  padding: 32px 48px;
  min-width: 0;
  transition: margin-left 0.25s ease;
}
.page-header {
  margin-bottom: 32px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.page-header h1 {
  font-size: 35px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
}
.page-header h1 .badge {
  font-size: 15px;
  padding: 2px 8px;
  background: rgba(227, 76, 38, 0.2);
  color: #e34c26;
  border-radius: 20px;
  font-weight: 500;
}
.page-header p {
  color: var(--text-muted);
  margin-top: 6px;
  font-size: 18px;
}

/* ===== SECTION ===== */
.section { margin-bottom: 48px; scroll-margin-top: calc(var(--nav-height) + var(--search-height) + 20px); }
.section-title {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ===== CARD ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  margin-bottom: 16px;
  overflow: hidden;
  transition: border-color 0.15s;
}
.card:hover { border-color: #484f58; }
.card-header {
  padding: 14px 18px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.card-title {
  font-size: 17px;
  font-weight: 600;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}
.card-title code {
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 16px;
  color: var(--orange);
  background: rgba(227, 76, 38, 0.1);
  padding: 1px 6px;
  border-radius: 4px;
}
.card-tags { display: flex; gap: 6px; flex-wrap: wrap; }
.tag {
  font-size: 13px;
  padding: 2px 8px;
  border-radius: 20px;
  font-weight: 500;
}
.tag-blue  { background: rgba(88,166,255,0.15);  color: var(--accent); }
.tag-green { background: rgba(63,185,80,0.15);   color: var(--green); }
.tag-yellow{ background: rgba(227,179,65,0.15);  color: var(--yellow); }
.tag-purple{ background: rgba(188,140,255,0.15); color: var(--purple); }
.tag-red   { background: rgba(248,81,73,0.15);   color: var(--red); }
.tag-orange{ background: rgba(227,76,38,0.15);   color: var(--orange); }

.card-body { padding: 16px 18px; }
.card-desc {
  color: var(--text-muted);
  font-size: 16px;
  margin-bottom: 12px;
  line-height: 1.6;
}
.card-desc strong { color: var(--text); }
.card-desc code {
  font-family: 'SFMono-Regular', Consolas, monospace;
  font-size: 15px;
  color: var(--orange);
  background: rgba(227, 76, 38, 0.08);
  padding: 1px 5px;
  border-radius: 3px;
}

/* ===== TABLE IN CARD ===== */
.attr-table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 14px;
  font-size: 16px;
}
.attr-table th {
  text-align: left;
  padding: 6px 10px;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 1px solid var(--border);
}
.attr-table td {
  padding: 7px 10px;
  border-bottom: 1px solid rgba(48,54,61,0.5);
  vertical-align: top;
}
.attr-table tr:last-child td { border-bottom: none; }
.attr-table code {
  font-family: 'SFMono-Regular', Consolas, monospace;
  color: var(--orange);
  font-size: 15px;
}
.attr-table .desc { color: var(--text-muted); }

/* ===== CODE BLOCK ===== */
.code-block {
  position: relative;
  margin-top: 12px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.code-block-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 14px;
  background: #161b22;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  color: var(--text-muted);
}
.code-block-header .lang-label {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}
.copy-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 3px 8px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 13px;
  transition: all 0.15s;
  display: flex;
  align-items: center;
  gap: 4px;
}
.copy-btn:hover { border-color: var(--accent); color: var(--accent); }
.copy-btn.copied { border-color: var(--green); color: var(--green); }
.code-block pre {
  margin: 0 !important;
  border-radius: 0 !important;
  background: var(--bg-code) !important;
  padding: 14px 16px !important;
  overflow-x: auto;
  font-size: 16px !important;
  line-height: 1.6 !important;
}
.code-block pre::-webkit-scrollbar { height: 4px; }
.code-block pre::-webkit-scrollbar-track { background: transparent; }
.code-block pre::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* ===== GRID EXAMPLES ===== */
.examples-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 12px;
  margin-top: 12px;
}

/* ===== NO RESULTS ===== */
.no-results {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
  display: none;
}
.no-results svg { margin-bottom: 16px; opacity: 0.3; }
.no-results p { font-size: 19px; }

/* ===== HIDDEN BY SEARCH ===== */
.card.hidden { display: none; }
.section.all-hidden .section-title { display: none; }

/* ===== SCROLLBAR GLOBAL ===== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: #484f58; }

/* ===== HAMBURGER ===== */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  margin-right: 4px;
  flex-shrink: 0;
  background: none;
  border: none;
}
.hamburger span {
  width: 20px; height: 2px;
  background: var(--text-muted);
  border-radius: 2px;
  transition: transform 0.2s ease, opacity 0.2s ease;
  display: block;
}
.hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ===== MOBILE OVERLAY ===== */
.mobile-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.55);
  z-index: 149;
  backdrop-filter: blur(2px);
}
.mobile-overlay.active { display: block; }

/* ===== MOBILE DRAWER ===== */
.mobile-drawer {
  position: fixed;
  top: 0; left: 0;
  width: 280px;
  height: 100vh;
  background: var(--bg-sidebar);
  border-right: 1px solid var(--border);
  z-index: 150;
  transform: translateX(-280px);
  transition: transform 0.25s ease;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.mobile-drawer.open { transform: translateX(0); }

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 16px;
  height: 56px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.mobile-drawer-header span {
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.8px;
}
.drawer-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 22px;
  cursor: pointer;
  padding: 4px 8px;
  border-radius: 4px;
  line-height: 1;
  transition: all 0.15s;
}
.drawer-close:hover { color: var(--text); background: rgba(255,255,255,0.05); }

.mobile-drawer-body {
  overflow-y: auto;
  flex: 1;
  padding: 8px 0;
}
.mobile-drawer-body::-webkit-scrollbar { width: 4px; }
.mobile-drawer-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

/* Accordion items */
.drawer-item { border-bottom: 1px solid rgba(48,54,61,0.4); }
.drawer-item:last-child { border-bottom: none; }

.drawer-item-header {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 11px 16px;
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 16px;
  font-weight: 500;
  text-align: left;
  cursor: pointer;
  transition: all 0.15s;
}
.drawer-item-header:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.drawer-item-header.current { color: var(--accent); }

.drawer-item-arrow {
  margin-left: auto;
  font-size: 15px;
  color: var(--text-muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}
.drawer-item-header.open .drawer-item-arrow { transform: rotate(90deg); }

.drawer-item-body {
  display: none;
  padding: 4px 0 8px;
  background: rgba(0,0,0,0.15);
}
.drawer-item-body.open { display: block; }

.drawer-item-body a {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px 7px 38px;
  color: var(--text-muted);
  font-size: 16px;
  text-decoration: none;
  border-left: 2px solid transparent;
  transition: all 0.15s;
}
.drawer-item-body a:hover { color: var(--text); background: rgba(255,255,255,0.04); }
.drawer-item-body a.active {
  color: var(--accent);
  background: rgba(88,166,255,0.08);
  border-left-color: var(--accent);
}
.drawer-item-body .icon { font-size: 16px; width: 16px; text-align: center; }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  :root {
    --sidebar-width: 0px;
    --nav-height: 60px;
  }

  .hamburger { display: flex !important; }
  .sidebar-toggle-btn { display: none !important; }

  /* Cacher la nav langs et la sidebar — remplacées par le drawer */
  .nav-langs { display: none; }
  .sidebar { display: none; }

  body.drawer-open { overflow: hidden; }

  /* Top nav : une seule ligne */
  .top-nav {
    flex-wrap: nowrap;
    height: var(--nav-height);
    padding: 0 20px;
    overflow: hidden;
  }

  .search-bar { padding-left: 20px; }

  /* Annuler l'état collapsed sur mobile */
  body.sidebar-collapsed .content {
    margin-left: 0;
    max-width: 860px;
  }
  body.sidebar-collapsed .search-bar {
    padding-left: 20px;
  }

  /* Contenu centré, pleine largeur avec padding */
  .layout { justify-content: center; }
  .content {
    margin-left: 0;
    padding: 24px 16px;
    max-width: 860px;
    width: 100%;
  }

  /* Page header */
  .page-header h1 { font-size: 25px; flex-wrap: wrap; gap: 8px; }

  /* Tables scrollables */
  .attr-table {
    display: block;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  .attr-table td,
  .attr-table th { min-width: 90px; }

  /* Grille mono-colonne */
  .examples-grid { grid-template-columns: 1fr; }
}