/* --- Variables --- */
:root {
  --bg: #0f1419;
  --bg-card: #1a2332;
  --bg-input: #252d3a;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79b8ff;
  --border: #30363d;
  --radius: 8px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
}

/* --- Reset & base --- */
*, *::before, *::after { box-sizing: border-box; }
html { font-size: 16px; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.container { width: 100%; max-width: 1200px; margin: 0 auto; padding: 0 1.25rem; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }
.hidden { display: none !important; }

/* --- Header --- */
.site-header {
  background: var(--bg-card);
  border-bottom: 1px solid var(--border);
  padding: 0.75rem 0;
}
.site-header .container { display: flex; align-items: center; gap: 0.75rem; }
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.logo {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.125rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.logo:hover { color: var(--accent-hover); }
.logo-icon {
  font-size: 1.5rem;
  background: linear-gradient(135deg, var(--accent), #a855f7);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.tagline { color: var(--text-muted); font-size: 0.9rem; }

/* --- Navigation principale --- */
.main-nav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-wrap: wrap;
}
.main-nav a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  transition: color 0.15s, background 0.15s;
}
.main-nav a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}
.main-nav a.active {
  color: var(--accent);
  background: rgba(88, 166, 255, 0.1);
}

/* --- Breadcrumb --- */
.breadcrumb {
  padding: 0.75rem 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 0;
}
.breadcrumb a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.15s;
}
.breadcrumb a:hover {
  color: var(--accent);
}

/* --- Responsive nav --- */
@media (max-width: 768px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }
  .main-nav {
    width: 100%;
    justify-content: flex-start;
    gap: 0.125rem;
  }
  .main-nav a {
    font-size: 0.8rem;
    padding: 0.4rem 0.5rem;
  }
}

/* --- Main --- */
.main-content { padding: 1.5rem 0 3rem; flex: 1; }
.list-intro { margin-bottom: 1.5rem; }
.list-intro h1 { font-size: 1.75rem; margin: 0 0 0.5rem; }
.list-description { color: var(--text-muted); margin: 0; font-size: 0.95rem; }

/* --- Toolbar --- */
.toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}
.search-wrap {
  position: relative;
  flex: 1;
  min-width: 200px;
  max-width: 360px;
}
.search-input {
  width: 100%;
  padding: 0.5rem 0.75rem 0.5rem 2.25rem;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  outline: none;
}
.search-input::placeholder { color: var(--text-muted); }
.search-input:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2); }
.search-icon { position: absolute; left: 0.75rem; top: 50%; transform: translateY(-50%); color: var(--text-muted); pointer-events: none; }
.filters { display: flex; flex-wrap: wrap; gap: 0.75rem; align-items: center; }
.filters label { font-size: 0.85rem; color: var(--text-muted); margin-right: 0.25rem; }
.filters select {
  padding: 0.4rem 0.6rem;
  font-size: 0.9rem;
  color: var(--text);
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
}
.toolbar-meta { margin-left: auto; }
.card-count { font-size: 0.85rem; color: var(--text-muted); }

/* --- Cards grid --- */
.cards-section { position: relative; }
.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}
.card {
  display: block;
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-decoration: none;
  color: inherit;
  transition: border-color 0.15s, box-shadow 0.15s;
  position: relative;
  overflow: hidden;
}
.card:hover { border-color: var(--accent); box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.card.hidden-by-filter { display: none; }
.card-title { font-size: 1.05rem; font-weight: 600; margin: 0 0 0.5rem; color: var(--text); }
.card-desc { font-size: 0.875rem; color: var(--text-muted); margin: 0; line-height: 1.4; }
.card-icon { font-size: 1.25rem; margin-bottom: 0.5rem; opacity: 0.8; }

/* --- Bandeaux d'angle par catégorie --- */
.card-ribbon {
  position: absolute;
  top: 12px;
  right: -35px;
  width: 120px;
  padding: 4px 0;
  font-size: 0.65rem;
  font-weight: 600;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: #fff;
  transform: rotate(45deg);
  box-shadow: 0 2px 4px rgba(0,0,0,0.3);
  z-index: 10;
}

/* Couleurs par catégorie */
.card-ribbon.cat-presentation { background: linear-gradient(135deg, #667eea, #764ba2); }
.card-ribbon.cat-architecture { background: linear-gradient(135deg, #f093fb, #f5576c); }
.card-ribbon.cat-cores { background: linear-gradient(135deg, #4facfe, #00f2fe); }
.card-ribbon.cat-interface { background: linear-gradient(135deg, #43e97b, #38f9d7); }
.card-ribbon.cat-tools { background: linear-gradient(135deg, #fa709a, #fee140); }
.card-ribbon.cat-services { background: linear-gradient(135deg, #a18cd1, #fbc2eb); }
.card-ribbon.cat-mws { background: linear-gradient(135deg, #ff9a9e, #fecfef); }
.card-ribbon.cat-security { background: linear-gradient(135deg, #f85149, #ff6b6b); }
.card-ribbon.cat-admin { background: linear-gradient(135deg, #ffecd2, #fcb69f); color: #333; }
.card-ribbon.cat-reference { background: linear-gradient(135deg, #89f7fe, #66a6ff); }
.no-results { color: var(--text-muted); padding: 2rem; text-align: center; }

/* --- Doc page --- */
.doc-main { padding: 1rem 0 3rem; flex: 1; }
.doc-article { max-width: 720px; margin: 0 auto; }
.doc-loading, .doc-error { padding: 2rem; text-align: center; color: var(--text-muted); }
.doc-error { color: #f85149; }
.doc-body { padding: 0.5rem 0; }

/* --- Markdown body (doc content) --- */
.markdown-body { font-size: 1rem; }
.markdown-body h1 { font-size: 1.75rem; margin: 0 0 1rem; padding-bottom: 0.5rem; border-bottom: 1px solid var(--border); }
.markdown-body h2 { font-size: 1.35rem; margin: 1.5rem 0 0.75rem; }
.markdown-body h3 { font-size: 1.15rem; margin: 1.25rem 0 0.5rem; }
.markdown-body h4, .markdown-body h5, .markdown-body h6 { font-size: 1rem; margin: 1rem 0 0.5rem; }
.markdown-body p { margin: 0 0 1rem; }
.markdown-body ul, .markdown-body ol { margin: 0 0 1rem; padding-left: 1.5rem; }
.markdown-body li { margin: 0.25rem 0; }
.markdown-body table { width: 100%; border-collapse: collapse; margin: 1rem 0; font-size: 0.9rem; }
.markdown-body th, .markdown-body td { border: 1px solid var(--border); padding: 0.5rem 0.75rem; text-align: left; }
.markdown-body th { background: var(--bg-card); font-weight: 600; }
.markdown-body code { background: var(--bg-input); padding: 0.15em 0.4em; border-radius: 4px; font-size: 0.9em; }
.markdown-body pre { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius); padding: 1rem; overflow-x: auto; margin: 1rem 0; }
.markdown-body pre code { background: none; padding: 0; }
.markdown-body blockquote { margin: 1rem 0; padding-left: 1rem; border-left: 4px solid var(--accent); color: var(--text-muted); }
.markdown-body a { color: var(--accent); text-decoration: none; }
.markdown-body a:hover { text-decoration: underline; }
.markdown-body hr { border: none; border-top: 1px solid var(--border); margin: 1.5rem 0; }

/* --- Footer --- */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 1rem 0;
  margin-top: auto;
  color: var(--text-muted);
  font-size: 0.875rem;
}
.site-footer a { color: var(--accent); text-decoration: none; }
.site-footer a:hover { text-decoration: underline; }