/* ==========================================================================
   AtlasHub — Système de design (sans dépendance, thèmes clair/sombre)
   Palette : bleu nuit #0F172A · bleu atlas #2563EB · cyan #06B6D4 · blanc cassé #F8FAFC
   ========================================================================== */

:root {
    /* Couleurs de marque (surchargées par les réglages d'apparence) */
    --primary: #2563EB;
    --accent: #06B6D4;
    --night: #0F172A;
    --surface: #1E293B;
    --light: #F8FAFC;

    --primary-rgb: 37, 99, 235;
    --accent-rgb: 6, 182, 212;

    /* Thème sombre (par défaut) */
    --bg: var(--night);
    --bg-soft: #131f38;
    --bg-elev: var(--surface);
    --bg-elev-2: #243049;
    --text: var(--light);
    --text-muted: #94A3B8;
    --text-soft: #64748B;
    --border: rgba(148, 163, 184, 0.14);
    --border-strong: rgba(148, 163, 184, 0.28);
    --shadow: 0 10px 30px -12px rgba(0, 0, 0, 0.55);
    --shadow-lg: 0 24px 60px -20px rgba(0, 0, 0, 0.65);
    --glow: 0 0 0 1px rgba(var(--accent-rgb), 0.25), 0 12px 40px -12px rgba(var(--primary-rgb), 0.45);

    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;

    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    --container: 1180px;
    --header-h: 68px;

    --t-fast: 0.15s ease;
    --t: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --t-slow: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

[data-theme="light"] {
    --bg: #F4F7FB;
    --bg-soft: #EEF3FA;
    --bg-elev: #FFFFFF;
    --bg-elev-2: #F8FAFC;
    --text: #0F172A;
    --text-muted: #51607a;
    --text-soft: #8090a8;
    --border: rgba(15, 23, 42, 0.09);
    --border-strong: rgba(15, 23, 42, 0.16);
    --shadow: 0 10px 30px -14px rgba(15, 23, 42, 0.18);
    --shadow-lg: 0 24px 60px -22px rgba(15, 23, 42, 0.22);
    --glow: 0 0 0 1px rgba(var(--primary-rgb), 0.18), 0 14px 40px -14px rgba(var(--primary-rgb), 0.30);
}

/* ── Reset / base ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
    min-height: 100dvh;
    overflow-x: hidden;
    transition: background var(--t), color var(--t);
}

img, svg, video { max-width: 100%; height: auto; display: block; }
svg { display: inline-block; vertical-align: middle; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; background: none; border: none; }
ul, ol { list-style: none; padding: 0; }
h1, h2, h3, h4, h5 { line-height: 1.2; font-weight: 700; letter-spacing: -0.02em; }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }
::selection { background: rgba(var(--accent-rgb), 0.3); }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(1rem, 4vw, 2rem); }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--border-strong); border-radius: 99px; }
::-webkit-scrollbar-track { background: transparent; }

/* ── Typographie utilitaire ────────────────────────────────────────────── */
.text-muted { color: var(--text-muted); }
.text-gradient {
    background: linear-gradient(120deg, var(--text) 20%, var(--accent));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: transparent;
}
.eyebrow {
    display: inline-flex; align-items: center; gap: 0.5rem;
    font-size: 0.8rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--accent);
}

/* ── Boutons ───────────────────────────────────────────────────────────── */
.btn {
    --btn-bg: var(--bg-elev-2);
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.65rem 1.15rem; border-radius: var(--radius-sm);
    font-weight: 600; font-size: 0.95rem; white-space: nowrap;
    background: var(--btn-bg); color: var(--text); border: 1px solid var(--border);
    transition: transform var(--t-fast), box-shadow var(--t), background var(--t), border-color var(--t);
    -webkit-tap-highlight-color: transparent;
}
.btn:hover { transform: translateY(-1px); border-color: var(--border-strong); }
.btn:active { transform: translateY(0); }
.btn .icon { width: 18px; height: 18px; }
.btn-primary {
    --btn-bg: linear-gradient(120deg, var(--primary), var(--accent));
    color: #fff; border-color: transparent;
    box-shadow: 0 8px 24px -10px rgba(var(--primary-rgb), 0.6);
}
.btn-primary:hover { box-shadow: 0 12px 30px -8px rgba(var(--primary-rgb), 0.7); }
.btn-ghost { background: transparent; }
.btn-ghost:hover { background: var(--bg-elev); }
.btn-outline { background: transparent; border-color: var(--border-strong); }
.btn-danger { --btn-bg: rgba(239, 68, 68, 0.12); color: #f87171; border-color: rgba(239, 68, 68, 0.25); }
.btn-danger:hover { background: rgba(239, 68, 68, 0.2); }
.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.85rem; }
.btn-lg { padding: 0.85rem 1.6rem; font-size: 1.05rem; }
.btn-block { width: 100%; }
.btn-icon { padding: 0.55rem; aspect-ratio: 1; }

/* ── Badges / chips ────────────────────────────────────────────────────── */
.badge {
    display: inline-flex; align-items: center; gap: 0.35rem;
    padding: 0.2rem 0.6rem; border-radius: 99px; font-size: 0.75rem; font-weight: 600;
    background: var(--bg-elev-2); color: var(--text-muted); border: 1px solid var(--border);
}
.badge-primary { background: rgba(var(--primary-rgb), 0.15); color: var(--accent); border-color: rgba(var(--primary-rgb), 0.3); }
.badge-success { background: rgba(16, 185, 129, 0.15); color: #34d399; border-color: rgba(16, 185, 129, 0.3); }
.badge-warning { background: rgba(245, 158, 11, 0.15); color: #fbbf24; border-color: rgba(245, 158, 11, 0.3); }
.badge-danger { background: rgba(239, 68, 68, 0.15); color: #f87171; border-color: rgba(239, 68, 68, 0.3); }
.badge-dot::before { content: ''; width: 7px; height: 7px; border-radius: 50%; background: currentColor; }

/* ── En-tête / navigation ──────────────────────────────────────────────── */
.site-header {
    position: sticky; top: 0; z-index: 100;
    height: var(--header-h);
    background: color-mix(in srgb, var(--bg) 78%, transparent);
    backdrop-filter: saturate(180%) blur(16px);
    -webkit-backdrop-filter: saturate(180%) blur(16px);
    border-bottom: 1px solid var(--border);
    transition: background var(--t), border-color var(--t);
}
.site-header .container { height: 100%; display: flex; align-items: center; gap: 1.25rem; }
.brand { display: inline-flex; align-items: center; gap: 0.6rem; font-weight: 800; font-size: 1.2rem; letter-spacing: -0.03em; flex-shrink: 0; }
.brand-mark {
    width: 34px; height: 34px; border-radius: 10px; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff;
    box-shadow: 0 6px 18px -6px rgba(var(--primary-rgb), 0.7);
}
.brand-mark svg { width: 20px; height: 20px; }
.main-nav { display: flex; align-items: center; gap: 0.25rem; margin-left: 0.5rem; }
.main-nav a {
    padding: 0.5rem 0.85rem; border-radius: var(--radius-sm); font-weight: 500; color: var(--text-muted);
    transition: color var(--t-fast), background var(--t-fast);
}
.main-nav a:hover, .main-nav a.active { color: var(--text); background: var(--bg-elev); }
.header-actions { margin-left: auto; display: flex; align-items: center; gap: 0.5rem; }

.header-search {
    position: relative; flex: 1; max-width: 360px;
}
.header-search input {
    width: 100%; padding: 0.55rem 0.9rem 0.55rem 2.4rem;
    background: var(--bg-elev); border: 1px solid var(--border); border-radius: 99px;
    color: var(--text); transition: border-color var(--t), box-shadow var(--t);
}
.header-search input:focus { outline: none; border-color: rgba(var(--accent-rgb), 0.5); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12); }
.header-search .search-ic { position: absolute; left: 0.8rem; top: 50%; transform: translateY(-50%); color: var(--text-soft); width: 18px; height: 18px; }

.theme-toggle, .menu-toggle {
    width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
    color: var(--text-muted); border: 1px solid var(--border); background: var(--bg-elev);
    transition: color var(--t-fast), border-color var(--t), transform var(--t-fast);
}
.theme-toggle:hover, .menu-toggle:hover { color: var(--text); transform: translateY(-1px); }
.menu-toggle { display: none; }
.theme-toggle .icon-moon { display: none; }
[data-theme="light"] .theme-toggle .icon-sun { display: none; }
[data-theme="light"] .theme-toggle .icon-moon { display: inline-block; }

.avatar {
    width: 36px; height: 36px; border-radius: 50%; display: grid; place-items: center;
    background: linear-gradient(135deg, var(--primary), var(--accent)); color: #fff; font-weight: 700; font-size: 0.85rem;
}

/* Menu déroulant utilisateur */
.dropdown { position: relative; }
.dropdown-menu {
    position: absolute; right: 0; top: calc(100% + 0.5rem); min-width: 220px;
    background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
    box-shadow: var(--shadow-lg); padding: 0.4rem; z-index: 120;
    opacity: 0; visibility: hidden; transform: translateY(-8px); transition: all var(--t);
}
.dropdown.open .dropdown-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown-menu a, .dropdown-menu button {
    display: flex; align-items: center; gap: 0.65rem; width: 100%; text-align: left;
    padding: 0.6rem 0.75rem; border-radius: var(--radius-sm); color: var(--text-muted); font-weight: 500; font-size: 0.92rem;
    transition: background var(--t-fast), color var(--t-fast);
}
.dropdown-menu a:hover, .dropdown-menu button:hover { background: var(--bg-elev-2); color: var(--text); }
.dropdown-divider { height: 1px; background: var(--border); margin: 0.4rem 0; }

/* Menu mobile */
.mobile-nav {
    position: fixed; inset: var(--header-h) 0 0 0; z-index: 90;
    background: var(--bg); padding: 1.5rem; overflow-y: auto;
    transform: translateX(100%); transition: transform var(--t); visibility: hidden;
}
.mobile-nav.open { transform: translateX(0); visibility: visible; }
.mobile-nav a { display: block; padding: 0.9rem 1rem; border-radius: var(--radius); font-size: 1.1rem; font-weight: 600; color: var(--text); border-bottom: 1px solid var(--border); }

/* ── Hero ──────────────────────────────────────────────────────────────── */
.hero { position: relative; padding: clamp(3rem, 9vw, 6rem) 0 clamp(2.5rem, 6vw, 4rem); overflow: hidden; }
.hero::before {
    content: ''; position: absolute; inset: 0; z-index: -1;
    background:
        radial-gradient(60% 80% at 18% 0%, rgba(var(--primary-rgb), 0.28), transparent 60%),
        radial-gradient(50% 70% at 90% 10%, rgba(var(--accent-rgb), 0.22), transparent 55%);
}
.hero::after {
    content: ''; position: absolute; inset: 0; z-index: -1; opacity: 0.5;
    background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 44px 44px; mask-image: radial-gradient(70% 60% at 50% 0%, #000, transparent 75%);
    -webkit-mask-image: radial-gradient(70% 60% at 50% 0%, #000, transparent 75%);
}
.hero-inner { max-width: 760px; margin-inline: auto; text-align: center; }
.hero h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); font-weight: 800; margin-bottom: 1rem; }
.hero p.lead { font-size: clamp(1.05rem, 2.5vw, 1.3rem); color: var(--text-muted); margin-bottom: 2rem; }

/* Barre de recherche principale */
.search-hero { position: relative; max-width: 620px; margin: 0 auto; z-index: 30; }
.search-hero form { position: relative; display: flex; }
.search-hero input {
    width: 100%; padding: 1.05rem 7rem 1.05rem 3.2rem; font-size: 1.05rem;
    background: var(--bg-elev); border: 1px solid var(--border-strong); border-radius: var(--radius-lg);
    color: var(--text); box-shadow: var(--shadow);
    transition: border-color var(--t), box-shadow var(--t);
}
.search-hero input:focus { outline: none; border-color: rgba(var(--accent-rgb), 0.6); box-shadow: var(--glow); }
.search-hero .search-ic { position: absolute; left: 1.15rem; top: 50%; transform: translateY(-50%); color: var(--accent); width: 22px; height: 22px; }
.search-hero .btn { position: absolute; right: 0.5rem; top: 50%; transform: translateY(-50%); }

/* Suggestions */
.suggestions {
    position: absolute; left: 0; right: 0; top: calc(100% + 0.6rem);
    background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius);
    box-shadow: var(--shadow-lg); overflow: hidden; text-align: left;
    opacity: 0; visibility: hidden; transform: translateY(-8px); transition: all var(--t); z-index: 40;
}
.suggestions.show { opacity: 1; visibility: visible; transform: translateY(0); }
.suggestions .sg-group-label { padding: 0.6rem 1rem 0.3rem; font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.08em; color: var(--text-soft); font-weight: 700; }
.suggestions a { display: flex; align-items: center; gap: 0.75rem; padding: 0.7rem 1rem; transition: background var(--t-fast); }
.suggestions a:hover, .suggestions a.active { background: var(--bg-elev-2); }
.suggestions .sg-ic { width: 34px; height: 34px; border-radius: 9px; background: var(--bg-elev-2); display: grid; place-items: center; color: var(--accent); flex-shrink: 0; }
.suggestions .sg-title { font-weight: 600; font-size: 0.95rem; }
.suggestions .sg-sub { font-size: 0.8rem; color: var(--text-muted); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.suggestions .sg-empty { padding: 1.2rem 1rem; text-align: center; color: var(--text-muted); }

.quick-tags { display: flex; flex-wrap: wrap; gap: 0.5rem; justify-content: center; margin-top: 1.5rem; }
.quick-tags a { padding: 0.4rem 0.9rem; border-radius: 99px; background: var(--bg-elev); border: 1px solid var(--border); font-size: 0.88rem; font-weight: 500; color: var(--text-muted); transition: all var(--t-fast); }
.quick-tags a:hover { color: var(--text); border-color: var(--border-strong); transform: translateY(-1px); }

/* Stats hero */
.hero-stats { display: flex; gap: clamp(1.5rem, 5vw, 3rem); justify-content: center; margin-top: 2.5rem; flex-wrap: wrap; }
.hero-stats .stat strong { display: block; font-size: clamp(1.6rem, 4vw, 2.2rem); font-weight: 800; }
.hero-stats .stat span { font-size: 0.85rem; color: var(--text-muted); }

/* ── Sections ──────────────────────────────────────────────────────────── */
.section { padding: clamp(2.5rem, 6vw, 4.5rem) 0; }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; margin-bottom: 2rem; flex-wrap: wrap; }
.section-head h2 { font-size: clamp(1.5rem, 3.5vw, 2rem); }
.section-head p { color: var(--text-muted); margin-top: 0.35rem; }
.section-link { color: var(--accent); font-weight: 600; display: inline-flex; align-items: center; gap: 0.3rem; }
.section-link .icon { width: 16px; height: 16px; transition: transform var(--t-fast); }
.section-link:hover .icon { transform: translateX(3px); }

/* ── Grilles & cartes ──────────────────────────────────────────────────── */
.grid { display: grid; gap: 1.25rem; }
.grid-cats { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); }
.grid-pages { grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); }

.card {
    background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-lg);
    padding: 1.5rem; transition: transform var(--t), box-shadow var(--t), border-color var(--t);
    position: relative; overflow: hidden;
}
.card-hover:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--border-strong); }

.cat-card { display: flex; flex-direction: column; gap: 0.9rem; }
.cat-card .cat-icon {
    width: 52px; height: 52px; border-radius: 14px; display: grid; place-items: center;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.25), rgba(var(--accent-rgb), 0.2));
    color: var(--accent); transition: transform var(--t);
}
.cat-card .cat-icon svg { width: 26px; height: 26px; }
.cat-card:hover .cat-icon { transform: scale(1.08) rotate(-4deg); }
.cat-card h3 { font-size: 1.2rem; }
.cat-card p { color: var(--text-muted); font-size: 0.92rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.cat-card .cat-meta { margin-top: auto; display: flex; gap: 1rem; font-size: 0.82rem; color: var(--text-soft); padding-top: 0.5rem; }
.cat-card .cat-meta span { display: inline-flex; align-items: center; gap: 0.3rem; }
.cat-card .cat-glow { position: absolute; top: -40%; right: -20%; width: 180px; height: 180px; border-radius: 50%; background: radial-gradient(circle, rgba(var(--accent-rgb), 0.18), transparent 70%); opacity: 0; transition: opacity var(--t); pointer-events: none; }
.cat-card:hover .cat-glow { opacity: 1; }

.page-card { display: flex; flex-direction: column; padding: 0; overflow: hidden; }
.page-card .page-cover { aspect-ratio: 16 / 9; background: linear-gradient(135deg, var(--bg-elev-2), var(--bg-soft)); position: relative; overflow: hidden; }
.page-card .page-cover img { width: 100%; height: 100%; object-fit: cover; transition: transform var(--t-slow); }
.page-card:hover .page-cover img { transform: scale(1.06); }
.page-card .page-cover-fallback { position: absolute; inset: 0; display: grid; place-items: center; color: var(--text-soft); }
.page-card .page-cover-fallback svg { width: 40px; height: 40px; opacity: 0.4; }
.page-card .page-body { padding: 1.25rem; display: flex; flex-direction: column; gap: 0.6rem; flex: 1; }
.page-card h3 { font-size: 1.1rem; }
.page-card .page-excerpt { color: var(--text-muted); font-size: 0.9rem; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.page-card .page-foot { margin-top: auto; display: flex; align-items: center; gap: 0.75rem; font-size: 0.8rem; color: var(--text-soft); padding-top: 0.4rem; }

.list-cat-link { display: flex; align-items: center; gap: 0.65rem; padding: 0.55rem 0.85rem; border-radius: var(--radius-sm); color: var(--text-muted); transition: background var(--t-fast), color var(--t-fast); font-weight: 500; }
.list-cat-link:hover { background: var(--bg-elev); color: var(--text); }
.list-cat-link .icon { width: 18px; height: 18px; color: var(--accent); }

/* ── Fil d'Ariane ──────────────────────────────────────────────────────── */
.breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 0.3rem; font-size: 0.9rem; color: var(--text-muted); margin-bottom: 1.5rem; }
.breadcrumb a { color: var(--text-muted); transition: color var(--t-fast); }
.breadcrumb a:hover { color: var(--accent); }
.breadcrumb .sep { color: var(--text-soft); display: inline-flex; }
.breadcrumb .sep svg { width: 14px; height: 14px; }
.breadcrumb .current { color: var(--text); font-weight: 600; }

/* ── Arborescence (page explorer) ──────────────────────────────────────── */
.tree { display: flex; flex-direction: column; gap: 0.25rem; }
.tree-node > .tree-row { display: flex; align-items: center; gap: 0.5rem; padding: 0.5rem 0.6rem; border-radius: var(--radius-sm); transition: background var(--t-fast); }
.tree-node > .tree-row:hover { background: var(--bg-elev); }
.tree-children { margin-left: 1.1rem; padding-left: 0.6rem; border-left: 1px solid var(--border); margin-top: 0.25rem; }
.tree-toggle { color: var(--text-soft); transition: transform var(--t-fast); display: grid; place-items: center; width: 22px; height: 22px; flex-shrink: 0; }
.tree-node.collapsed > .tree-row .tree-toggle { transform: rotate(-90deg); }
.tree-node.collapsed > .tree-children { display: none; }

/* ── Article / contenu riche (prose) ───────────────────────────────────── */
.page-hero { padding: clamp(2rem, 5vw, 3rem) 0 1rem; }
.page-hero h1 { font-size: clamp(1.9rem, 5vw, 3rem); margin-bottom: 0.75rem; }
.page-hero .page-lead { font-size: 1.15rem; color: var(--text-muted); max-width: 70ch; }
.page-meta-row { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 1.25rem; color: var(--text-soft); font-size: 0.88rem; }
.page-meta-row span { display: inline-flex; align-items: center; gap: 0.4rem; }
.page-cover-full { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; border-radius: var(--radius-lg); margin: 1.5rem 0; box-shadow: var(--shadow); }

.prose { max-width: 76ch; font-size: 1.05rem; }
.prose > * + * { margin-top: 1.25em; }
.prose h2 { font-size: 1.7rem; margin-top: 2.2em; padding-bottom: 0.3em; border-bottom: 1px solid var(--border); }
.prose h3 { font-size: 1.35rem; margin-top: 1.8em; }
.prose h4 { font-size: 1.1rem; margin-top: 1.5em; }
.prose p { color: var(--text); }
.prose a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; text-decoration-color: rgba(var(--accent-rgb), 0.4); }
.prose a:hover { text-decoration-color: var(--accent); }
.prose ul, .prose ol { padding-left: 1.4em; }
.prose ul { list-style: disc; } .prose ol { list-style: decimal; }
.prose li { margin-top: 0.4em; } .prose li::marker { color: var(--accent); }
.prose img { border-radius: var(--radius); margin-inline: auto; box-shadow: var(--shadow); }
.prose blockquote { border-left: 3px solid var(--accent); padding: 0.5rem 0 0.5rem 1.25rem; color: var(--text-muted); font-style: italic; background: var(--bg-elev); border-radius: 0 var(--radius-sm) var(--radius-sm) 0; }
.prose code { background: var(--bg-elev-2); padding: 0.15em 0.45em; border-radius: 6px; font-size: 0.9em; font-family: ui-monospace, 'SF Mono', Menlo, monospace; }
.prose pre { background: var(--bg-elev-2); padding: 1.1rem 1.25rem; border-radius: var(--radius); overflow-x: auto; border: 1px solid var(--border); }
.prose pre code { background: none; padding: 0; }
.prose table { width: 100%; border-collapse: collapse; font-size: 0.95rem; }
.prose th, .prose td { border: 1px solid var(--border); padding: 0.6rem 0.8rem; text-align: left; }
.prose th { background: var(--bg-elev-2); font-weight: 600; }
.prose iframe { width: 100%; aspect-ratio: 16 / 9; border-radius: var(--radius); border: 1px solid var(--border); }
.prose hr { border: none; border-top: 1px solid var(--border); }

.article-layout { display: grid; grid-template-columns: minmax(0, 1fr) 280px; gap: 3rem; align-items: start; }
.article-aside { position: sticky; top: calc(var(--header-h) + 1.5rem); display: flex; flex-direction: column; gap: 1.25rem; }

/* ── Formulaires ───────────────────────────────────────────────────────── */
.field { margin-bottom: 1.1rem; }
.field label, .form-label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 0.45rem; }
.field .hint { font-size: 0.82rem; color: var(--text-soft); margin-top: 0.35rem; }
.input, .field input:not([type=checkbox]):not([type=radio]), .field select, .field textarea, .select, textarea.input {
    width: 100%; padding: 0.7rem 0.9rem; background: var(--bg); border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm); color: var(--text); transition: border-color var(--t), box-shadow var(--t);
    font-size: 16px; /* évite le zoom auto sur iPhone */
}
.input:focus, .field input:focus, .field select:focus, .field textarea:focus, .select:focus {
    outline: none; border-color: rgba(var(--accent-rgb), 0.6); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12);
}
textarea.input, .field textarea { min-height: 110px; resize: vertical; line-height: 1.6; }
.select, .field select { appearance: none; background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 0.85rem center; padding-right: 2.4rem; }
.input-group { position: relative; }
.input-group .input { padding-left: 2.6rem; }
.input-group .ig-icon { position: absolute; left: 0.85rem; top: 50%; transform: translateY(-50%); color: var(--text-soft); width: 18px; height: 18px; }

.check { display: flex; align-items: flex-start; gap: 0.6rem; cursor: pointer; padding: 0.3rem 0; }
.check input { width: 18px; height: 18px; margin-top: 0.15rem; accent-color: var(--primary); flex-shrink: 0; }
.check span { font-size: 0.92rem; }

/* Interrupteur */
.switch { position: relative; display: inline-flex; align-items: center; gap: 0.6rem; cursor: pointer; }
.switch input { position: absolute; opacity: 0; }
.switch .track { width: 42px; height: 24px; border-radius: 99px; background: var(--bg-elev-2); border: 1px solid var(--border-strong); transition: background var(--t); position: relative; flex-shrink: 0; }
.switch .track::after { content: ''; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%; background: #fff; transition: transform var(--t); box-shadow: 0 1px 3px rgba(0,0,0,0.3); }
.switch input:checked + .track { background: linear-gradient(120deg, var(--primary), var(--accent)); border-color: transparent; }
.switch input:checked + .track::after { transform: translateX(18px); }

/* ── Messages flash / toasts ───────────────────────────────────────────── */
.toast-stack { position: fixed; top: calc(var(--header-h) + 1rem); right: 1rem; z-index: 300; display: flex; flex-direction: column; gap: 0.6rem; max-width: min(380px, calc(100vw - 2rem)); }
.toast {
    display: flex; align-items: center; gap: 0.7rem; padding: 0.85rem 1rem; border-radius: var(--radius);
    background: var(--bg-elev); border: 1px solid var(--border); box-shadow: var(--shadow-lg);
    animation: toastIn 0.35s cubic-bezier(0.2, 0.9, 0.3, 1.3); font-size: 0.92rem; font-weight: 500;
}
.toast .icon { width: 20px; height: 20px; flex-shrink: 0; }
.toast-success { border-left: 3px solid #10b981; } .toast-success .icon { color: #34d399; }
.toast-error { border-left: 3px solid #ef4444; } .toast-error .icon { color: #f87171; }
.toast-info { border-left: 3px solid var(--accent); } .toast-info .icon { color: var(--accent); }
.toast-warning { border-left: 3px solid #f59e0b; } .toast-warning .icon { color: #fbbf24; }
.toast button { margin-left: auto; color: var(--text-soft); }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }

/* ── Pagination ────────────────────────────────────────────────────────── */
.pagination { display: flex; gap: 0.4rem; justify-content: center; margin-top: 2.5rem; flex-wrap: wrap; }
.pagination a, .pagination span { min-width: 40px; height: 40px; display: grid; place-items: center; padding: 0 0.5rem; border-radius: var(--radius-sm); border: 1px solid var(--border); background: var(--bg-elev); color: var(--text-muted); font-weight: 600; transition: all var(--t-fast); }
.pagination a:hover { color: var(--text); border-color: var(--border-strong); }
.pagination .active { background: linear-gradient(120deg, var(--primary), var(--accent)); color: #fff; border-color: transparent; }
.pagination .disabled { opacity: 0.4; pointer-events: none; }

/* ── États vides ───────────────────────────────────────────────────────── */
.empty-state { text-align: center; padding: 3.5rem 1.5rem; color: var(--text-muted); }
.empty-state .empty-ic { width: 64px; height: 64px; margin: 0 auto 1rem; border-radius: 18px; background: var(--bg-elev); display: grid; place-items: center; color: var(--text-soft); }
.empty-state .empty-ic svg { width: 30px; height: 30px; }
.empty-state h3 { color: var(--text); margin-bottom: 0.4rem; }

/* ── Pied de page ──────────────────────────────────────────────────────── */
.site-footer { border-top: 1px solid var(--border); padding: 3rem 0 2rem; margin-top: 2rem; background: var(--bg-soft); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(2, 1fr); gap: 2rem; margin-bottom: 2.5rem; }
.footer-grid h4 { font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-soft); margin-bottom: 1rem; }
.footer-grid a { display: block; color: var(--text-muted); padding: 0.3rem 0; transition: color var(--t-fast); }
.footer-grid a:hover { color: var(--accent); }
.footer-bottom { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; padding-top: 1.5rem; border-top: 1px solid var(--border); color: var(--text-soft); font-size: 0.88rem; }
.footer-social { display: flex; gap: 0.5rem; }
.footer-social a { width: 38px; height: 38px; border-radius: 50%; display: grid; place-items: center; background: var(--bg-elev); border: 1px solid var(--border); }

/* ── Animations d'apparition ───────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.6s ease, transform 0.6s cubic-bezier(0.2, 0.7, 0.2, 1); }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; scroll-behavior: auto !important; }
    .reveal { opacity: 1; transform: none; }
}

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 920px) {
    .article-layout { grid-template-columns: 1fr; }
    .article-aside { position: static; flex-direction: row; flex-wrap: wrap; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .main-nav, .header-search { display: none; }
    .menu-toggle { display: grid; }
    .hide-mobile { display: none !important; }
    .section-head { align-items: flex-start; }
}
@media (max-width: 480px) {
    :root { --header-h: 60px; }
    .footer-grid { grid-template-columns: 1fr; }
    .grid-cats, .grid-pages { grid-template-columns: 1fr; }
    .search-hero input { padding-right: 3.6rem; }
    .search-hero .btn span { display: none; }
    .search-hero .btn { padding: 0.7rem; }
}

/* Zone sûre iPhone (encoche / barre home) */
@supports (padding: max(0px)) {
    .site-header .container { padding-left: max(clamp(1rem, 4vw, 2rem), env(safe-area-inset-left)); padding-right: max(clamp(1rem, 4vw, 2rem), env(safe-area-inset-right)); }
    .site-footer { padding-bottom: max(2rem, env(safe-area-inset-bottom)); }
}

/* ==========================================================================
   Outils interactifs (AtlasRoute & AtlasInstall)
   ========================================================================== */
.tool-card { background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: clamp(1.25rem, 4vw, 2rem); box-shadow: var(--shadow); }

/* ── AtlasRoute ─────────────────────────────────────────────────────────── */
.route-form { display: grid; grid-template-columns: 1fr auto 1fr auto; gap: 0.75rem; align-items: start; }
.route-field { position: relative; }
.route-field .rf-ic { position: absolute; left: 0.9rem; top: 0.95rem; color: var(--accent); pointer-events: none; }
.route-field .rf-input { width: 100%; padding: 0.85rem 2.4rem 0.85rem 2.6rem; background: var(--bg); border: 1px solid var(--border-strong); border-radius: var(--radius-sm); color: var(--text); font-size: 16px; }
.route-field .rf-input:focus { outline: none; border-color: rgba(var(--accent-rgb), 0.6); box-shadow: 0 0 0 3px rgba(var(--accent-rgb), 0.12); }
.route-field .rf-clear { position: absolute; right: 0.6rem; top: 0.7rem; width: 26px; height: 26px; border-radius: 6px; color: var(--text-soft); display: grid; place-items: center; }
.route-field .rf-clear:hover { background: var(--bg-elev-2); color: var(--text); }
.route-swap { align-self: center; width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border-strong); background: var(--bg-elev-2); color: var(--text-muted); display: grid; place-items: center; transition: all var(--t-fast); flex-shrink: 0; }
.route-swap:hover { color: var(--accent); transform: rotate(180deg); }
.route-go { white-space: nowrap; }
.route-go.loading { opacity: 0.7; pointer-events: none; }
.route-go.loading span::after { content: '…'; }
.route-suggest { position: absolute; left: 0; right: 0; top: calc(100% + 0.4rem); background: var(--bg-elev); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-lg); z-index: 40; overflow: hidden; opacity: 0; visibility: hidden; transform: translateY(-6px); transition: all var(--t-fast); }
.route-suggest.show { opacity: 1; visibility: visible; transform: none; }
.route-suggest .rs-item { display: flex; align-items: center; gap: 0.6rem; width: 100%; text-align: left; padding: 0.65rem 0.9rem; color: var(--text-muted); font-size: 0.9rem; transition: background var(--t-fast); }
.route-suggest .rs-item:hover { background: var(--bg-elev-2); color: var(--text); }
.route-suggest .rs-item svg { color: var(--accent); flex-shrink: 0; }
.route-results { margin-top: 1.75rem; padding-top: 1.5rem; border-top: 1px solid var(--border); animation: fadeUp 0.4s ease; }
.route-summary { text-align: center; font-size: 1.05rem; margin-bottom: 1.25rem; }
.route-summary .rs-dist { display: inline-block; margin-left: 0.6rem; padding: 0.15rem 0.6rem; border-radius: 99px; background: rgba(var(--accent-rgb), 0.15); color: var(--accent); font-size: 0.85rem; font-weight: 700; }
.route-modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; }
.route-mode { text-align: center; padding: 1.25rem 0.75rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg); transition: transform var(--t), border-color var(--t); }
.route-mode:hover { transform: translateY(-3px); border-color: var(--border-strong); }
.route-mode .rm-ic { width: 48px; height: 48px; margin: 0 auto 0.6rem; border-radius: 13px; display: grid; place-items: center; background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.2), rgba(var(--accent-rgb), 0.15)); color: var(--accent); }
.route-mode .rm-label { font-size: 0.82rem; color: var(--text-muted); }
.route-mode .rm-time { font-size: 1.4rem; font-weight: 800; margin-top: 0.2rem; }
.route-note { text-align: center; color: var(--text-soft); font-size: 0.82rem; margin-top: 1rem; }
.route-error { margin-top: 1.25rem; padding: 0.85rem 1rem; border-radius: var(--radius-sm); background: rgba(239, 68, 68, 0.1); border: 1px solid rgba(239, 68, 68, 0.3); color: #f87171; font-size: 0.9rem; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: none; } }

/* ── AtlasInstall ───────────────────────────────────────────────────────── */
.install-cat { margin-bottom: 1.5rem; }
.install-cat h4 { display: flex; align-items: center; gap: 0.5rem; font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.06em; color: var(--text-soft); margin-bottom: 0.75rem; }
.install-cat h4 svg { color: var(--accent); }
.sw-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 0.75rem; }
.sw-card { position: relative; display: flex; align-items: center; gap: 0.7rem; padding: 0.75rem 0.9rem; border: 1px solid var(--border); border-radius: var(--radius); background: var(--bg); cursor: pointer; transition: all var(--t-fast); }
.sw-card:hover { border-color: var(--border-strong); transform: translateY(-2px); }
.sw-card.checked { border-color: var(--accent); background: rgba(var(--accent-rgb), 0.06); }
.sw-card input { position: absolute; opacity: 0; }
.sw-logo { width: 38px; height: 38px; border-radius: 10px; display: grid; place-items: center; font-weight: 800; font-size: 1.1rem; flex-shrink: 0; }
.sw-name { font-weight: 600; font-size: 0.92rem; flex: 1; }
.sw-check { width: 22px; height: 22px; border-radius: 50%; border: 2px solid var(--border-strong); display: grid; place-items: center; color: #fff; transition: all var(--t-fast); flex-shrink: 0; }
.sw-check svg { opacity: 0; }
.sw-card.checked .sw-check { background: linear-gradient(120deg, var(--primary), var(--accent)); border-color: transparent; }
.sw-card.checked .sw-check svg { opacity: 1; }
.install-bar { position: sticky; bottom: 1rem; display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; margin-top: 1.5rem; padding: 0.9rem 1.1rem; background: var(--bg-elev-2); border: 1px solid var(--border-strong); border-radius: var(--radius); box-shadow: var(--shadow); }
.install-count { font-weight: 600; font-size: 0.92rem; }
.install-output { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1.25rem; animation: fadeUp 0.4s ease; }
.io-block { border: 1px solid var(--border); border-radius: var(--radius); padding: 1.1rem 1.25rem; background: var(--bg); }
.io-head { display: flex; align-items: center; justify-content: space-between; gap: 1rem; margin-bottom: 0.75rem; }
.io-head strong { display: inline-flex; align-items: center; gap: 0.45rem; font-size: 0.92rem; }
.io-head svg { color: var(--accent); }
.io-code { background: var(--night); color: #e2e8f0; padding: 0.9rem 1rem; border-radius: var(--radius-sm); overflow-x: auto; font-family: ui-monospace, 'SF Mono', Menlo, monospace; font-size: 0.85rem; line-height: 1.6; white-space: pre-wrap; word-break: break-all; border: 1px solid var(--border); }
.io-hint { color: var(--text-muted); font-size: 0.84rem; margin-top: 0.6rem; }
.io-links { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.io-link { display: inline-flex; align-items: center; gap: 0.4rem; padding: 0.45rem 0.8rem; border-radius: 99px; background: var(--bg-elev-2); border: 1px solid var(--border); font-size: 0.85rem; font-weight: 500; transition: all var(--t-fast); }
.io-link:hover { color: var(--accent); border-color: var(--accent); }
.io-link svg { color: var(--text-soft); }

@media (max-width: 640px) {
    .route-form { grid-template-columns: 1fr; }
    .route-swap { justify-self: center; transform: rotate(90deg); }
    .route-swap:hover { transform: rotate(270deg); }
    .route-modes { grid-template-columns: 1fr; }
}

/* ── Section globe animé (accueil) ─────────────────────────────────────── */
.globe-section { overflow: hidden; }
.globe-wrap { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: center; }
.globe-text h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); margin: 0.4rem 0 0.75rem; }
.globe-text p { font-size: 1.05rem; max-width: 46ch; }
.globe-stage { position: relative; aspect-ratio: 1; max-width: 520px; margin-inline: auto; width: 100%; }
.globe-canvas { width: 100%; height: 100%; display: block; }
@media (max-width: 820px) {
    .globe-wrap { grid-template-columns: 1fr; gap: 1rem; text-align: center; }
    .globe-text { order: 2; }
    .globe-text p { margin-inline: auto; }
    .globe-text > div { justify-content: center; }
    .globe-stage { order: 1; max-width: 340px; }
}

/* Liens légaux dans le pied de page */
.footer-legal { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: center; font-size: 0.85rem; }
.footer-legal a { color: var(--text-muted); transition: color var(--t-fast); }
.footer-legal a:hover { color: var(--accent); }
.footer-legal span { color: var(--text-soft); }