/* ════════════════════════════════════════════════════════════════
   VOLCHIC CRM — DESIGN SYSTEM v3.0
   Dual Theme: Dark (default) · Light
   WCAG AA accessible · Modern SaaS
   ════════════════════════════════════════════════════════════════ */

/* ════════════════════════════════════════════════════════════════
   1. DESIGN TOKENS — DARK (default)
   Inspired by GitHub Dark / Stripe Dashboard
   ════════════════════════════════════════════════════════════════ */
:root {
  /* ── Backgrounds — warm dark shell, orange brand ─────────── */
  --ds-bg-app:       #14110e;
  --ds-bg-surface:   #1c1916;
  --ds-bg-elevated:  #252119;
  --ds-bg-sidebar:   #0f0d0a;
  --ds-bg-topbar:    #1c1916;
  --ds-bg-overlay:   rgba(0,0,0,.65); /* modals        */

  /* ── Borders ──────────────────────────────────────────────── */
  --ds-border:       #3d342c;
  --ds-border-focus: #fb923c;
  --ds-border-subtle:#252019;

  /* ── Accent — Orange ─────────────────────────────────────── */
  --ds-accent:       #f97316;
  --ds-accent-hover: #fb923c;
  --ds-accent-active:#ea580c;
  --ds-accent-dim:   rgba(249,115,22,.15);
  --ds-accent-ring:  rgba(249,115,22,.35);

  /* Logo Volchic (couleur modifiable via BrandingService) */
  --volchic-logo-color: #ffffff;
  --volchic-brand-purple: #352b8c;

  /* ── Secondary accent — light orange (gradients, highlights) */
  --ds-purple:       #fdba74;
  --ds-purple-dim:   rgba(253,186,116,.15);

  /* ── Semantic ─────────────────────────────────────────────── */
  --ds-success:      #3fb950;
  --ds-success-dim:  rgba(63,185,80,.12);
  --ds-warning:      #d29922;
  --ds-warning-dim:  rgba(210,153,34,.12);
  --ds-danger:       #f85149;
  --ds-danger-dim:   rgba(248,81,73,.12);
  --ds-info:         #fb923c;
  --ds-info-dim:     rgba(251,146,60,.12);

  /* ── Text (WCAG AA / AAA) ─────────────────────────────────── */
  --ds-text:         #fefdfb;
  --ds-text-sub:     #d6cfc7;
  --ds-text-muted:   #9c948a;
  --ds-text-inverse: #ffffff;

  /* ── Shadows ──────────────────────────────────────────────── */
  --ds-shadow-xs:    0 1px 2px rgba(0,0,0,.3);
  --ds-shadow-sm:    0 1px 4px rgba(0,0,0,.4), 0 2px 8px rgba(0,0,0,.25);
  --ds-shadow:       0 4px 16px rgba(0,0,0,.45);
  --ds-shadow-lg:    0 12px 40px rgba(0,0,0,.55);
  --ds-shadow-focus: 0 0 0 3px var(--ds-accent-ring);

  /* ── Halo orange (contours lumineux discrets) ─────────────── */
  --ds-glow-sm:  0 0 20px rgba(249, 115, 22, .22);
  --ds-glow-md:  0 0 32px rgba(249, 115, 22, .28);
  --ds-glow-inset: inset 0 1px 0 rgba(255, 237, 213, .12);

  /* ── Typography ───────────────────────────────────────────── */
  --ds-font-sans:    "Inter","Segoe UI",system-ui,-apple-system,sans-serif;
  --ds-font-mono:    "JetBrains Mono","Fira Code","Courier New",monospace;

  --ds-text-xs:   11px;
  --ds-text-sm:   12px;
  --ds-text-md:   13px;
  --ds-text-base: 14px;
  --ds-text-lg:   15px;
  --ds-text-xl:   18px;
  --ds-text-2xl:  22px;
  --ds-text-3xl:  28px;

  /* ── Layout ───────────────────────────────────────────────── */
  --ds-sidebar-w:         240px;
  --ds-sidebar-collapsed: 64px;
  --ds-topbar-h:          60px;
  /* Largeur max. (viewport) pour passer en menu latéral tiroir + hamburger (laptop demi-écran, IDE à côté) */
  --ds-drawer-max-bp:     1360px;

  /* ── Spacing scale ────────────────────────────────────────── */
  --ds-sp-1: 4px;   --ds-sp-2: 8px;   --ds-sp-3: 12px;
  --ds-sp-4: 16px;  --ds-sp-5: 20px;  --ds-sp-6: 24px;
  --ds-sp-8: 32px;  --ds-sp-10:40px;  --ds-sp-12:48px;

  /* ── Radii ────────────────────────────────────────────────── */
  --ds-radius-xs:   3px;
  --ds-radius-sm:   6px;
  --ds-radius:      10px;
  --ds-radius-lg:   16px;
  --ds-radius-xl:   24px;
  --ds-radius-full: 999px;

  /* ── Animation ────────────────────────────────────────────── */
  --ds-ease:          cubic-bezier(0.4,0,0.2,1);
  --ds-ease-bounce:   cubic-bezier(0.34,1.56,0.64,1);
  --ds-duration-fast: 100ms;
  --ds-duration:      180ms;
  --ds-duration-slow: 300ms;
}

/* ════════════════════════════════════════════════════════════════
   2. DESIGN TOKENS — LIGHT
   Clean, airy, professional (Notion / Linear inspired)
   ════════════════════════════════════════════════════════════════ */
html[data-theme="light"] {
  /* ── Backgrounds — blanc pur & crème très léger, sidebar orange ─ */
  --ds-bg-app:       #fffdfb;
  --ds-bg-surface:   #ffffff;
  --ds-bg-elevated:  #fff7ed;
  --ds-bg-sidebar:   #ffffff;
  --ds-bg-topbar:    #ffffff;
  --ds-bg-overlay:   rgba(67,20,7,.45);

  /* ── Borders — pêche discret (lisible, moins saturé qu’orange plein) */
  --ds-border:       #fed7aa;
  --ds-border-focus: #ea580c;
  --ds-border-subtle:#fff7ed;

  /* ── Accent — Orange vif sur actions / liens ────────────── */
  --ds-accent:       #ea580c;
  --ds-accent-hover: #c2410c;
  --ds-accent-active:#9a3412;
  --ds-accent-dim:   rgba(234,88,12,.10);
  --ds-accent-ring:  rgba(234,88,12,.22);

  /* ── Secondaire — orange clair pour dégradés / badges ───── */
  --ds-purple:       #fb923c;
  --ds-purple-dim:   rgba(251,146,60,.12);

  /* ── Semantic (inchangés pour la lisibilité métier) ─────── */
  --ds-success:      #16A34A;
  --ds-success-dim:  rgba(22,163,74,.10);
  --ds-warning:      #D97706;
  --ds-warning-dim:  rgba(217,119,6,.10);
  --ds-danger:       #DC2626;
  --ds-danger-dim:   rgba(220,38,38,.10);
  --ds-info:         #ea580c;
  --ds-info-dim:     rgba(234,88,12,.08);

  /* ── Texte — brun chaud sur blanc (contraste WCAG) ───────── */
  --ds-text:         #431407;
  --ds-text-sub:     #7c2d12;
  --ds-text-muted:   #b45309;
  --ds-text-inverse: #ffffff;

  /* ── Ombres — teinte orange très légère (cohérence marque) ─ */
  --ds-shadow-xs:    0 1px 2px rgba(154,52,18,.05);
  --ds-shadow-sm:    0 1px 3px rgba(154,52,18,.07), 0 1px 2px rgba(154,52,18,.04);
  --ds-shadow:       0 4px 16px rgba(154,52,18,.09);
  --ds-shadow-lg:    0 12px 40px rgba(154,52,18,.12);
  --ds-shadow-focus: 0 0 0 3px var(--ds-accent-ring);

  --ds-glow-sm:  0 0 16px rgba(234, 88, 12, .16);
  --ds-glow-md:  0 0 26px rgba(234, 88, 12, .2);
  --ds-glow-inset: inset 0 1px 0 rgba(255, 255, 255, .45);
}

@media (prefers-reduced-motion: reduce) {
  :root,
  html[data-theme="light"] {
    --ds-glow-sm:  0 0 12px rgba(249, 115, 22, .1);
    --ds-glow-md:  0 0 16px rgba(249, 115, 22, .12);
  }
}

/* ════════════════════════════════════════════════════════════════
   3. GLOBAL RESET & BASE
   ════════════════════════════════════════════════════════════════ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  font-family: var(--ds-font-sans);
  font-size: var(--ds-text-base);
  line-height: 1.6;
  background: var(--ds-bg-app);
  color: var(--ds-text);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--ds-duration-slow) var(--ds-ease),
              color var(--ds-duration-slow) var(--ds-ease);
}

a { color: var(--ds-accent); text-decoration: none; }
a:hover { color: var(--ds-accent-hover); text-decoration: none; }
h1,h2,h3,h4,h5,h6 { font-weight: 600; color: var(--ds-text); line-height: 1.3; }
img, svg { display: block; max-width: 100%; }
button { font-family: var(--ds-font-sans); }
input, select, textarea { font-family: var(--ds-font-sans); }

/* ════════════════════════════════════════════════════════════════
   4. APP SHELL LAYOUT
   ════════════════════════════════════════════════════════════════ */
.ds-app {
  display: grid;
  grid-template-columns: var(--ds-sidebar-w) minmax(0, 1fr);
  /* auto : la topbar peut passer sur 2 lignes sans être écrasée ; le scroll reste dans .ds-main */
  grid-template-rows: auto minmax(0, 1fr);
  flex: 1;
  min-height: 0;
  width: 100%;
  max-width: 100%;
  height: 100%;
  max-height: 100%;
  background: var(--ds-bg-app);
  transition: grid-template-columns var(--ds-duration) var(--ds-ease);
  overflow-x: clip;
  overflow-y: hidden;
}

/* Une seule zone de défilement verticale (.ds-main) — évite la double barre page + contenu */
html:has(.ds-app),
body:has(.ds-app) {
  height: 100%;
  overflow: hidden;
}
#app:has(.ds-app) {
  display: flex;
  flex-direction: column;
  height: 100dvh;
  max-height: 100dvh;
  overflow: hidden;
}
.ds-app.sidebar-collapsed {
  grid-template-columns: var(--ds-sidebar-collapsed) minmax(0, 1fr);
}

/* Bannière 403 API — hors flux grille (évite de casser sidebar / topbar) */
.ds-access-denied-banner {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 2000;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px 10px 16px;
  font-size: 13px;
  font-weight: 600;
  color: var(--ds-text);
  background: color-mix(in srgb, var(--ds-warning) 22%, var(--ds-bg-surface));
  border-bottom: 1px solid var(--ds-border);
  box-shadow: var(--ds-shadow-sm);
}
.ds-access-denied-banner .bi {
  flex-shrink: 0;
  color: var(--ds-warning);
  font-size: 16px;
}
.ds-access-denied-banner span {
  flex: 1;
  min-width: 0;
}
.ds-access-denied-dismiss {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  border: none;
  border-radius: var(--ds-radius-sm);
  background: transparent;
  color: var(--ds-text-muted);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
}
.ds-access-denied-dismiss:hover {
  background: var(--ds-bg-elevated);
  color: var(--ds-text);
}

/* ════════════════════════════════════════════════════════════════
   5. SIDEBAR
   ════════════════════════════════════════════════════════════════ */
.ds-sidebar {
  grid-row: 1 / -1;
  grid-column: 1;
  background: var(--ds-bg-sidebar);
  border-right: 1px solid rgba(255,255,255,.06);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 100;
  position: sticky;
  top: 0;
  height: 100vh;
  transition: width var(--ds-duration) var(--ds-ease);
}

/* Light mode sidebar : bordure pêche sur fond blanc */
html[data-theme="light"] .ds-sidebar {
  border-right-color: #fed7aa;
  box-shadow: 2px 0 12px rgba(154, 52, 18, .06);
}

/* ── Sidebar Logo ── */
.ds-sidebar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 18px;
  height: var(--ds-topbar-h);
  border-bottom: 1px solid rgba(255,255,255,.06);
  flex-shrink: 0;
  cursor: pointer;
  user-select: none;
  text-decoration: none;
}
.ds-sidebar-logo:hover { text-decoration: none; }
.ds-sidebar-logo-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--ds-accent), var(--ds-purple));
  border-radius: var(--ds-radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: #fff;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(249,115,22,.4), var(--ds-glow-sm);
  transition: box-shadow var(--ds-duration) var(--ds-ease);
}
.ds-sidebar-logo:hover .ds-sidebar-logo-icon {
  box-shadow: 0 2px 12px rgba(249,115,22,.5), var(--ds-glow-md);
}
.ds-sidebar-logo-text {
  font-weight: 700;
  font-size: 15px;
  color: #e2e8f0;
  white-space: nowrap;
  overflow: hidden;
  letter-spacing: .02em;
  transition: opacity var(--ds-duration) var(--ds-ease),
              max-width var(--ds-duration) var(--ds-ease);
}

/* ── Nav ── */
.ds-nav {
  flex: 1;
  overflow-y: auto;
  padding: 10px 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,.1) transparent;
}
.ds-nav::-webkit-scrollbar { width: 4px; }
.ds-nav::-webkit-scrollbar-track { background: transparent; }
.ds-nav::-webkit-scrollbar-thumb { background: rgba(255,255,255,.12); border-radius: 4px; }

.ds-nav-group { margin-bottom: 4px; }
.ds-nav-group-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,.25);
  padding: 14px 20px 4px;
  white-space: nowrap;
  overflow: hidden;
  transition: opacity var(--ds-duration) var(--ds-ease);
}

.ds-nav-item { display: block; position: relative; }

.ds-nav-link {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 8px 12px 8px 14px;
  margin: 1px 8px;
  border-radius: var(--ds-radius-sm);
  color: rgba(255,255,255,.55);
  font-size: 13.5px;
  font-weight: 500;
  transition: background var(--ds-duration) var(--ds-ease),
              color var(--ds-duration) var(--ds-ease);
  white-space: nowrap;
  text-decoration: none;
  cursor: pointer;
}
.ds-nav-link:hover {
  background: rgba(255,255,255,.07);
  color: rgba(255,255,255,.9);
  text-decoration: none;
}
.ds-nav-link.active {
  background: rgba(249,115,22,.18);
  color: #fdba74;
  font-weight: 600;
  box-shadow: 0 0 22px rgba(249,115,22,.2), var(--ds-glow-inset);
}
html[data-theme="light"] .ds-nav-link.active {
  background: rgba(255,255,255,.18);
  color: #fff7ed;
  box-shadow: 0 0 20px rgba(234, 88, 12, .2), inset 0 1px 0 rgba(255, 255, 255, .5);
}
html[data-theme="light"] .ds-nav-link.active .ds-nav-icon { color: #fff7ed; }
.ds-nav-link.active::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 3px;
  height: 20px;
  background: var(--ds-accent);
  border-radius: 0 3px 3px 0;
}

.ds-nav-icon {
  font-size: 15px;
  width: 20px;
  text-align: center;
  flex-shrink: 0;
  color: rgba(255,255,255,.35);
  transition: color var(--ds-duration) var(--ds-ease);
}
.ds-nav-link:hover .ds-nav-icon { color: rgba(255,255,255,.8); }
.ds-nav-link.active .ds-nav-icon { color: #fdba74; }

.ds-nav-label {
  flex: 1;
  overflow: hidden;
  transition: opacity var(--ds-duration) var(--ds-ease),
              max-width var(--ds-duration) var(--ds-ease);
}

/* Badge inside nav */
.ds-nav-badge {
  margin-left: auto;
  background: var(--ds-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 1px 6px;
  border-radius: 999px;
  min-width: 18px;
  text-align: center;
  line-height: 16px;
  flex-shrink: 0;
}

/* Sidebar footer */
.ds-sidebar-footer {
  border-top: 1px solid rgba(255,255,255,.06);
  padding: 10px 8px;
  flex-shrink: 0;
}

/* Sidebar collapsed states */
.sidebar-collapsed .ds-nav-label,
.sidebar-collapsed .ds-nav-group-label,
.sidebar-collapsed .ds-sidebar-logo-text { opacity: 0; pointer-events: none; max-width: 0; overflow: hidden; }
.sidebar-collapsed .ds-nav-badge { display: none; }

/* ════════════════════════════════════════════════════════════════
   6. TOPBAR
   ════════════════════════════════════════════════════════════════ */
.ds-topbar {
  grid-column: 2;
  grid-row: 1;
  min-width: 0;
  min-height: var(--ds-topbar-h);
  background: var(--ds-bg-topbar);
  background: color-mix(in srgb, var(--ds-bg-topbar) 92%, transparent);
  backdrop-filter: saturate(160%) blur(10px);
  -webkit-backdrop-filter: saturate(160%) blur(10px);
  border-bottom: 1px solid var(--ds-border);
  display: flex;
  align-items: center;
  flex-wrap: nowrap;
  padding: 8px clamp(12px, 3vw, 24px);
  gap: 12px 16px;
  position: relative;
  z-index: 99;
  flex-shrink: 0;
  transition: background var(--ds-duration-slow) var(--ds-ease),
              border-color var(--ds-duration-slow) var(--ds-ease);
}

html[data-theme="light"] .ds-topbar {
  box-shadow: 0 1px 0 var(--ds-border), 0 2px 12px rgba(154,52,18,.06);
}

.ds-topbar-breadcrumb {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--ds-text-sub);
  flex: 1 1 12rem;
  min-width: 0;
}
.ds-topbar-breadcrumb .current {
  color: var(--ds-text);
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.ds-topbar-sep { color: var(--ds-text-muted); }

.ds-topbar-search {
  display: flex;
  align-items: center;
  background: var(--ds-bg-elevated);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius);
  padding: 0 12px;
  gap: 8px;
  width: clamp(160px, 22vw, 240px);
  max-width: 100%;
  height: 36px;
  flex-shrink: 1;
  min-width: 0;
  transition: border-color var(--ds-duration) var(--ds-ease),
              box-shadow var(--ds-duration) var(--ds-ease),
              width var(--ds-duration) var(--ds-ease);
}
.ds-topbar-search:focus-within {
  border-color: var(--ds-border-focus);
  width: clamp(200px, 28vw, 300px);
  box-shadow: var(--ds-shadow-focus);
}
.ds-topbar-search input {
  background: none; border: none; outline: none;
  color: var(--ds-text); font-size: 13px;
  width: 100%;
  min-width: 0;
}
.ds-topbar-search input::placeholder { color: var(--ds-text-muted); }
.ds-topbar-search .bi { color: var(--ds-text-muted); font-size: 13px; }

.ds-topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
  flex-wrap: wrap;
}

@media (max-width: 1280px) {
  .ds-topbar {
    flex-wrap: wrap;
    row-gap: 8px;
  }
}

/* ── Icon Button ── */
.ds-icon-btn {
  width: 36px; height: 36px;
  border: none;
  background: transparent;
  border-radius: var(--ds-radius-sm);
  color: var(--ds-text-sub);
  font-size: 16px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  position: relative;
  transition: background var(--ds-duration) var(--ds-ease),
              color var(--ds-duration) var(--ds-ease);
}
.ds-icon-btn:hover { background: var(--ds-bg-elevated); color: var(--ds-text); }
.ds-icon-btn-badge {
  position: absolute; top: 4px; right: 4px;
  width: 8px; height: 8px;
  background: var(--ds-danger);
  border-radius: 999px;
  border: 2px solid var(--ds-bg-topbar);
}

/* ── Theme Toggle Button ── */
.ds-theme-btn {
  width: 36px; height: 36px;
  border: 1px solid var(--ds-border);
  background: var(--ds-bg-elevated);
  border-radius: var(--ds-radius-sm);
  color: var(--ds-text-sub);
  font-size: 15px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: all var(--ds-duration) var(--ds-ease);
}
.ds-theme-btn:hover {
  background: var(--ds-accent-dim);
  color: var(--ds-accent);
  border-color: var(--ds-accent);
  box-shadow: var(--ds-glow-sm);
}

/* ── Avatar ── */
.ds-avatar {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--ds-accent), var(--ds-purple));
  color: #fff;
  font-weight: 700; font-size: 12px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; flex-shrink: 0; user-select: none;
  box-shadow: 0 2px 6px rgba(249,115,22,.4), var(--ds-glow-sm);
  transition: box-shadow var(--ds-duration) var(--ds-ease);
}
.ds-avatar:hover {
  box-shadow: 0 2px 10px rgba(249,115,22,.45), var(--ds-glow-md);
}

/* ── Dropdown ── */
.ds-dropdown { position: relative; }
.ds-dropdown-menu {
  position: absolute; top: calc(100% + 8px); right: 0;
  min-width: 200px;
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius);
  box-shadow: var(--ds-shadow-lg);
  padding: 6px 0;
  z-index: 999;
  animation: ds-fade-down 0.12s var(--ds-ease);
}
.ds-dropdown-header {
  padding: 10px 14px 8px;
  border-bottom: 1px solid var(--ds-border);
  font-size: 12px; color: var(--ds-text-sub);
}
.ds-dropdown-header strong { display: block; font-size: 13px; color: var(--ds-text); margin-bottom: 2px; }
.ds-dropdown-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 14px;
  font-size: 13px; color: var(--ds-text-sub);
  cursor: pointer;
  transition: background var(--ds-duration) var(--ds-ease),
              color var(--ds-duration) var(--ds-ease);
  text-decoration: none;
}
.ds-dropdown-item:hover { background: var(--ds-bg-elevated); color: var(--ds-text); text-decoration: none; }
.ds-dropdown-item.danger { color: var(--ds-danger); }
.ds-dropdown-item.danger:hover { background: var(--ds-danger-dim); }
.ds-dropdown-divider { border: none; border-top: 1px solid var(--ds-border); margin: 4px 0; }

/* ── Notification Dropdown ── */
.ds-notif-dropdown { min-width: 320px; max-width: 95vw; }
.ds-notif-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--ds-border);
  font-weight: 600; font-size: 13px;
  color: var(--ds-text);
}
.ds-notif-body { max-height: 360px; overflow-y: auto; }
.ds-notif-group-label {
  display: flex; align-items: center; gap: 6px;
  padding: 10px 16px 4px;
  font-size: 11px; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase;
  color: var(--ds-text-muted);
}
.ds-notif-item {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 10px 16px;
  text-decoration: none;
  transition: background var(--ds-duration) var(--ds-ease);
  cursor: pointer;
}
.ds-notif-item:hover { background: var(--ds-bg-elevated); text-decoration: none; }
.ds-notif-dot {
  width: 32px; height: 32px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 14px; flex-shrink: 0;
}
.ds-notif-dot.msg  { background: var(--ds-info-dim); color: var(--ds-info); }
.ds-notif-dot.warn { background: var(--ds-warning-dim); color: var(--ds-warning); }
.ds-notif-text  { font-size: 13px; color: var(--ds-text); }
.ds-notif-meta  { font-size: 11px; color: var(--ds-text-sub); margin-top: 2px; }
.ds-notif-empty {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 8px; padding: 32px 16px;
  color: var(--ds-text-muted); font-size: 13px;
}
.ds-notif-empty i { font-size: 24px; color: var(--ds-success); }

/* ════════════════════════════════════════════════════════════════
   7. PAGE CONTENT AREA
   ════════════════════════════════════════════════════════════════ */
.ds-main {
  grid-column: 2;
  grid-row: 2;
  overflow-y: auto;
  overflow-x: hidden;
  overscroll-behavior-y: contain;
  width: 100%;
  max-width: 100%;
  background: var(--ds-bg-app);
  transition: background var(--ds-duration-slow) var(--ds-ease);
  min-width: 0;
  /* Permet au <main> de rétrécir dans la grille : sinon overflow-y:auto ne crée pas de zone scroll (mobile / petits viewports). */
  min-height: 0;
  box-sizing: border-box;
}
.ds-content {
  padding: 28px clamp(16px, 3vw, 32px);
  max-width: 1400px;
  margin: 0 auto;
  width: 100%;
  min-width: 0;
  box-sizing: border-box;
  overflow-x: hidden;
}

/* Page header */
.ds-page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  flex-wrap: wrap;
}
.ds-page-title {
  font-size: var(--ds-text-2xl);
  font-weight: 700;
  color: var(--ds-text);
  line-height: 1.25;
}
.ds-page-subtitle {
  font-size: var(--ds-text-md);
  color: var(--ds-text-sub);
  margin-top: 4px;
  font-weight: 400;
}
.ds-page-actions { display: flex; gap: 10px; flex-wrap: wrap; }

/* ════════════════════════════════════════════════════════════════
   8. CARD
   ════════════════════════════════════════════════════════════════ */
.ds-card {
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-lg);
  overflow: hidden;
  transition: background var(--ds-duration-slow) var(--ds-ease),
              border-color var(--ds-duration) var(--ds-ease),
              box-shadow var(--ds-duration) var(--ds-ease);
}
.ds-card:hover {
  border-color: var(--ds-border-focus);
  box-shadow: var(--ds-shadow-sm), var(--ds-glow-sm);
}
.ds-card-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--ds-border);
  gap: 12px;
}
.ds-card-title { font-size: 14px; font-weight: 600; color: var(--ds-text); }
.ds-card-body  { padding: 20px; }
.ds-card-footer {
  padding: 12px 20px;
  border-top: 1px solid var(--ds-border);
  background: var(--ds-bg-elevated);
}

/* ════════════════════════════════════════════════════════════════
   9. STAT / KPI CARDS
   ════════════════════════════════════════════════════════════════ */
.ds-stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill,minmax(200px,1fr));
  gap: 16px;
  margin-bottom: 28px;
}
.ds-stat {
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-lg);
  padding: 20px;
  display: flex; flex-direction: column; gap: 10px;
  position: relative; overflow: hidden;
  transition: border-color var(--ds-duration) var(--ds-ease),
              box-shadow var(--ds-duration) var(--ds-ease),
              transform var(--ds-duration) var(--ds-ease);
}
.ds-stat:hover {
  border-color: var(--ds-accent);
  box-shadow: 0 0 0 1px var(--ds-accent-dim), var(--ds-shadow-sm), var(--ds-glow-sm);
  transform: translateY(-1px);
}
.ds-stat::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--ds-accent), var(--ds-purple));
  opacity: 0;
  transition: opacity var(--ds-duration) var(--ds-ease);
}
.ds-stat:hover::before { opacity: 1; }

.ds-stat-icon {
  width: 40px; height: 40px;
  border-radius: var(--ds-radius);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px;
}
.ds-stat-icon.blue   { background: var(--ds-accent-dim);   color: var(--ds-accent);   }
.ds-stat-icon.green  { background: var(--ds-success-dim);  color: var(--ds-success);  }
.ds-stat-icon.yellow { background: var(--ds-warning-dim);  color: var(--ds-warning);  }
.ds-stat-icon.red    { background: var(--ds-danger-dim);   color: var(--ds-danger);   }
.ds-stat-icon.purple { background: var(--ds-purple-dim);   color: var(--ds-purple);   }

.ds-stat-label {
  font-size: 11px; font-weight: 700;
  color: var(--ds-text-sub);
  text-transform: uppercase; letter-spacing: .08em;
}
.ds-stat-value { font-size: var(--ds-text-3xl); font-weight: 700; color: var(--ds-text); line-height: 1; }
.ds-stat-delta { font-size: 12px; color: var(--ds-text-sub); display: flex; align-items: center; gap: 4px; }
.ds-stat-delta.up   { color: var(--ds-success); }
.ds-stat-delta.down { color: var(--ds-danger); }

/* ════════════════════════════════════════════════════════════════
   10. TABLE
   ════════════════════════════════════════════════════════════════ */
.ds-table-wrap {
  overflow-x: auto;
  border-radius: var(--ds-radius-lg);
  border: 1px solid var(--ds-border);
  background: var(--ds-bg-surface);
}
table.ds-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
table.ds-table thead th {
  background: var(--ds-bg-surface);
  color: var(--ds-text-sub);
  font-weight: 700; font-size: 11px;
  letter-spacing: .06em; text-transform: uppercase;
  padding: 11px 16px;
  border-bottom: 1px solid var(--ds-border);
  white-space: nowrap; text-align: left;
  position: sticky; top: 0; z-index: 2;
}
table.ds-table tbody tr {
  border-bottom: 1px solid var(--ds-border);
  transition: background var(--ds-duration) var(--ds-ease);
}
table.ds-table tbody tr:last-child { border-bottom: none; }
table.ds-table tbody tr:hover { background: var(--ds-bg-elevated); }
table.ds-table td {
  padding: 12px 16px;
  color: var(--ds-text);
  vertical-align: middle;
}

/* ════════════════════════════════════════════════════════════════
   11. BUTTONS
   ════════════════════════════════════════════════════════════════ */
.ds-btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 7px; padding: 0 16px; height: 36px;
  font-family: var(--ds-font-sans);
  font-size: 13.5px; font-weight: 600;
  border-radius: var(--ds-radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: background var(--ds-duration) var(--ds-ease),
              border-color var(--ds-duration) var(--ds-ease),
              box-shadow var(--ds-duration) var(--ds-ease),
              color var(--ds-duration) var(--ds-ease),
              transform var(--ds-duration-fast) var(--ds-ease);
  white-space: nowrap; text-decoration: none; line-height: 1;
  user-select: none;
}
.ds-btn:active:not(:disabled) { transform: scale(.97); }
.ds-btn:disabled { opacity: 0.45; cursor: not-allowed; }

/* Primary */
.ds-btn-primary { background: var(--ds-accent); color: #fff; border-color: var(--ds-accent); }
.ds-btn-primary:hover:not(:disabled) {
  background: var(--ds-accent-hover);
  box-shadow: 0 0 0 3px var(--ds-accent-ring), var(--ds-glow-sm);
  text-decoration: none; color: #fff;
}

/* Secondary */
.ds-btn-secondary { background: var(--ds-bg-elevated); color: var(--ds-text); border-color: var(--ds-border); }
.ds-btn-secondary:hover:not(:disabled) {
  background: var(--ds-bg-surface); border-color: var(--ds-text-sub);
  text-decoration: none; color: var(--ds-text);
}

/* Danger */
.ds-btn-danger { background: var(--ds-danger-dim); color: var(--ds-danger); border-color: rgba(248,81,73,.3); }
.ds-btn-danger:hover:not(:disabled) { background: var(--ds-danger); color: #fff; text-decoration: none; }

/* Ghost */
.ds-btn-ghost { background: transparent; color: var(--ds-text-sub); border-color: transparent; }
.ds-btn-ghost:hover:not(:disabled) { background: var(--ds-bg-elevated); color: var(--ds-text); text-decoration: none; }

/* Success */
.ds-btn-success { background: var(--ds-success-dim); color: var(--ds-success); border-color: rgba(63,185,80,.3); }
.ds-btn-success:hover:not(:disabled) { background: var(--ds-success); color: #fff; text-decoration: none; }

/* Warning */
.ds-btn-warning { background: var(--ds-warning-dim); color: var(--ds-warning); border-color: rgba(210,153,34,.3); }
.ds-btn-warning:hover:not(:disabled) { background: var(--ds-warning); color: #fff; text-decoration: none; }

/* Sizes */
.ds-btn-sm   { height: 28px; padding: 0 10px; font-size: 12px; border-radius: 5px; }
.ds-btn-lg   { height: 44px; padding: 0 22px; font-size: 15px; border-radius: var(--ds-radius); }
.ds-btn-xl   { height: 52px; padding: 0 28px; font-size: 16px; border-radius: var(--ds-radius); }
.ds-btn-icon { width: 36px; padding: 0; }
.ds-btn-icon.ds-btn-sm { width: 28px; }
.ds-btn-full { width: 100%; }

/* ════════════════════════════════════════════════════════════════
   12. INPUTS & FORMS
   ════════════════════════════════════════════════════════════════ */
.ds-field { display: flex; flex-direction: column; gap: 5px; margin-bottom: 16px; }
.ds-label { font-size: 12.5px; font-weight: 600; color: var(--ds-text-sub); }
.ds-hint  { font-size: 11.5px; color: var(--ds-text-muted); margin-top: 3px; }

.ds-input,
.ds-select,
.ds-textarea {
  background: var(--ds-bg-elevated);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-sm);
  color: var(--ds-text);
  font-family: var(--ds-font-sans);
  font-size: 13.5px;
  padding: 8px 12px;
  width: 100%; outline: none;
  transition: border-color var(--ds-duration) var(--ds-ease),
              box-shadow var(--ds-duration) var(--ds-ease),
              background var(--ds-duration-slow) var(--ds-ease);
}
.ds-input::placeholder, .ds-textarea::placeholder { color: var(--ds-text-muted); }
.ds-input:focus, .ds-select:focus, .ds-textarea:focus {
  border-color: var(--ds-border-focus);
  box-shadow: var(--ds-shadow-focus);
}
.ds-input:hover:not(:focus), .ds-select:hover:not(:focus), .ds-textarea:hover:not(:focus) {
  border-color: var(--ds-text-muted);
}
.ds-textarea { min-height: 100px; resize: vertical; }
.ds-select { cursor: pointer; }

.ds-input-group {
  display: flex; align-items: center;
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-sm);
  overflow: hidden;
  background: var(--ds-bg-elevated);
  transition: border-color var(--ds-duration),
              box-shadow var(--ds-duration);
}
.ds-input-group:focus-within {
  border-color: var(--ds-border-focus);
  box-shadow: var(--ds-shadow-focus);
}
.ds-input-group .ds-input-addon {
  padding: 0 10px; color: var(--ds-text-muted);
  background: var(--ds-bg-surface);
  border-right: 1px solid var(--ds-border);
  height: 100%; display: flex; align-items: center;
  font-size: 14px; flex-shrink: 0;
}
.ds-input-group input {
  background: none; border: none; outline: none;
  padding: 8px 12px; color: var(--ds-text);
  font-size: 13.5px; flex: 1;
}

/* Form error state */
.ds-input.error, .ds-select.error, .ds-textarea.error {
  border-color: var(--ds-danger);
}
.ds-error-msg { font-size: 11.5px; color: var(--ds-danger); margin-top: 3px; }

/* ════════════════════════════════════════════════════════════════
   13. BADGE & TAGS
   ════════════════════════════════════════════════════════════════ */
.ds-badge {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 2px 9px;
  border-radius: 999px;
  font-size: 11.5px; font-weight: 600; line-height: 18px;
}
.ds-badge-blue   { background: var(--ds-accent-dim);  color: var(--ds-accent);  }
.ds-badge-green  { background: var(--ds-success-dim); color: var(--ds-success); }
.ds-badge-yellow { background: var(--ds-warning-dim); color: var(--ds-warning); }
.ds-badge-red    { background: var(--ds-danger-dim);  color: var(--ds-danger);  }
.ds-badge-gray   { background: var(--ds-bg-elevated); color: var(--ds-text-sub); }
.ds-badge-purple { background: var(--ds-purple-dim);  color: var(--ds-purple);  }
.ds-badge-info   { background: var(--ds-info-dim);    color: var(--ds-info);    }

/* ════════════════════════════════════════════════════════════════
   14. ALERTS
   ════════════════════════════════════════════════════════════════ */
.ds-alert {
  display: flex; align-items: flex-start; gap: 10px;
  padding: 12px 16px;
  border-radius: var(--ds-radius);
  font-size: 13.5px;
  border: 1px solid transparent;
  margin-bottom: 16px;
}
.ds-alert i { font-size: 16px; flex-shrink: 0; margin-top: 1px; }
.ds-alert-title { font-weight: 600; margin-bottom: 2px; }

.ds-alert-info    { background: var(--ds-info-dim);    border-color: rgba(251,146,60,.3); color: var(--ds-info); }
.ds-alert-success { background: var(--ds-success-dim); border-color: rgba(63,185,80,.3);   color: var(--ds-success); }
.ds-alert-warning { background: var(--ds-warning-dim); border-color: rgba(210,153,34,.3);  color: var(--ds-warning); }
.ds-alert-danger  { background: var(--ds-danger-dim);  border-color: rgba(248,81,73,.3);   color: var(--ds-danger); }

html[data-theme="light"] .ds-alert-info    { border-color: rgba(234,88,12,.25);   color: var(--ds-info); }
html[data-theme="light"] .ds-alert-success { border-color: rgba(22,163,74,.25);   color: var(--ds-success); }
html[data-theme="light"] .ds-alert-warning { border-color: rgba(217,119,6,.25);   color: var(--ds-warning); }
html[data-theme="light"] .ds-alert-danger  { border-color: rgba(220,38,38,.25);   color: var(--ds-danger); }

/* ════════════════════════════════════════════════════════════════
   15. MODAL
   ════════════════════════════════════════════════════════════════ */
.ds-modal-backdrop {
  position: fixed; inset: 0;
  background: var(--ds-bg-overlay);
  z-index: 900;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
  backdrop-filter: blur(3px);
  animation: ds-fade 0.15s ease;
}
.ds-modal {
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-xl);
  box-shadow: var(--ds-shadow-lg), var(--ds-glow-sm);
  max-width: 560px; width: 100%;
  max-height: 90vh; overflow-y: auto;
  animation: ds-fade-up 0.18s var(--ds-ease);
}
.ds-modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--ds-border);
}
.ds-modal-title { font-size: 16px; font-weight: 700; color: var(--ds-text); }
.ds-modal-close {
  width: 28px; height: 28px;
  background: none; border: none;
  color: var(--ds-text-muted); cursor: pointer;
  border-radius: 6px; font-size: 18px;
  display: flex; align-items: center; justify-content: center;
  transition: background var(--ds-duration), color var(--ds-duration);
}
.ds-modal-close:hover { background: var(--ds-bg-elevated); color: var(--ds-text); }
.ds-modal-body   { padding: 24px; }
.ds-modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--ds-border);
  display: flex; gap: 10px; justify-content: flex-end;
  background: var(--ds-bg-elevated);
}

/* ════════════════════════════════════════════════════════════════
   16. EMPTY STATE
   ════════════════════════════════════════════════════════════════ */
.ds-empty {
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 10px; padding: 60px 24px;
  color: var(--ds-text-muted); text-align: center;
}
.ds-empty-icon  { font-size: 40px; margin-bottom: 4px; opacity: .7; }
.ds-empty-title { font-size: 15px; font-weight: 600; color: var(--ds-text-sub); }
.ds-empty-body  { font-size: 13px; max-width: 340px; line-height: 1.7; }

/* ════════════════════════════════════════════════════════════════
   17. GRID UTILITIES
   ════════════════════════════════════════════════════════════════ */
.ds-grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; }
.ds-grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.ds-grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.ds-flex   { display: flex; gap: 12px; align-items: center; }
.ds-flex-col { display: flex; flex-direction: column; gap: 12px; }

/* ════════════════════════════════════════════════════════════════
   18. DIVIDER / SPINNER
   ════════════════════════════════════════════════════════════════ */
.ds-divider { border: none; border-top: 1px solid var(--ds-border); margin: 20px 0; }

.ds-spinner {
  width: 20px; height: 20px;
  border: 2.5px solid var(--ds-border);
  border-top-color: var(--ds-accent);
  border-radius: 50%;
  animation: ds-spin 0.6s linear infinite;
  flex-shrink: 0;
}
.ds-spinner-lg { width: 36px; height: 36px; border-width: 3px; }

/* ════════════════════════════════════════════════════════════════
   19. LOGIN PAGE
   ════════════════════════════════════════════════════════════════ */
.ds-login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: var(--ds-bg-app); padding: 24px;
}
html[data-theme="light"] .ds-login-page {
  background: linear-gradient(135deg, #fffdfb 0%, #ffffff 45%, #fff7ed 100%);
}

.ds-login-card {
  width: 100%; max-width: 400px;
  background: var(--ds-bg-surface);
  border: 1px solid var(--ds-border);
  border-radius: var(--ds-radius-xl);
  box-shadow: var(--ds-shadow-lg);
  overflow: hidden;
}
.ds-login-header {
  position: relative;
  padding: 2rem 2rem 1.35rem;
  text-align: center;
  border-bottom: 1px solid var(--ds-border);
}
.ds-login-brand {
  display: flex;
  justify-content: center;
  align-items: center;
  margin: 0 auto 1.35rem;
  padding: 0;
  background: none;
  box-shadow: none;
}
.ds-login-header .volchic-logo-color-wrap {
  position: absolute;
  top: 1rem;
  right: 1rem;
  margin: 0;
}
.ds-login-header .volchic-logo-color-btn {
  border-color: var(--ds-border);
  background: var(--ds-bg-elevated);
}
.ds-login-title    { font-size: var(--ds-text-2xl); font-weight: 700; color: var(--ds-text); margin-top: 0; }
.ds-login-subtitle { font-size: 13px; color: var(--ds-text-sub); margin-top: 4px; }
.ds-login-api-offline-note {
  margin-top: 12px;
  padding: 10px 12px;
  font-size: 12.5px;
  line-height: 1.45;
  color: var(--ds-warning, #d97706);
  background: rgba(251, 191, 36, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-radius: var(--ds-radius-sm);
}
html[data-theme="light"] .ds-login-api-offline-note {
  color: #b45309;
  background: rgba(254, 243, 199, 0.9);
  border-color: rgba(217, 119, 6, 0.35);
}
.ds-login-body     { padding: 28px 32px 32px; }
.ds-login-hint {
  background: var(--ds-info-dim);
  border: 1px solid rgba(251,146,60,.25);
  border-radius: var(--ds-radius-sm);
  padding: 10px 12px; font-size: 12.5px;
  color: var(--ds-info); margin-bottom: 16px;
}
.ds-login-btn { width: 100%; height: 44px; font-size: 14px; margin-top: 20px; }

/* ════════════════════════════════════════════════════════════════
   20. PARAMETRES (Settings page) - theme picker
   ════════════════════════════════════════════════════════════════ */
.ds-theme-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 12px;
}
.ds-theme-option {
  border: 2px solid var(--ds-border);
  border-radius: var(--ds-radius);
  padding: 14px 12px;
  cursor: pointer;
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  transition: border-color var(--ds-duration) var(--ds-ease),
              background var(--ds-duration) var(--ds-ease);
  font-size: 12.5px; font-weight: 600;
  color: var(--ds-text-sub);
  text-align: center;
}
.ds-theme-option:hover { border-color: var(--ds-accent); color: var(--ds-text); }
.ds-theme-option.active { border-color: var(--ds-accent); background: var(--ds-accent-dim); color: var(--ds-accent); }
.ds-theme-swatch {
  width: 36px; height: 36px; border-radius: 50%;
  border: 2px solid var(--ds-border);
}
.ds-theme-swatch.dark  { background: linear-gradient(135deg, #0f0d0a, #f97316); }
.ds-theme-swatch.light { background: linear-gradient(135deg, #fffdfb, #ea580c); }

/* ════════════════════════════════════════════════════════════════
   21. SCROLLBAR
   ════════════════════════════════════════════════════════════════ */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--ds-border) transparent;
}
*::-webkit-scrollbar { width: 6px; height: 6px; }
*::-webkit-scrollbar-track { background: transparent; }
*::-webkit-scrollbar-thumb { background: var(--ds-border); border-radius: 4px; }
*::-webkit-scrollbar-thumb:hover { background: var(--ds-text-muted); }

/* ════════════════════════════════════════════════════════════════
   22. KEYFRAMES
   ════════════════════════════════════════════════════════════════ */
@keyframes ds-fade     { from { opacity: 0 } to { opacity: 1 } }
@keyframes ds-fade-up  { from { opacity: 0; transform: translateY(8px) } to { opacity: 1; transform: translateY(0) } }
@keyframes ds-fade-down { from { opacity: 0; transform: translateY(-6px) } to { opacity: 1; transform: translateY(0) } }
@keyframes ds-spin     { to { transform: rotate(360deg) } }
@keyframes ds-pulse    { 0%,100% { opacity: 1 } 50% { opacity: .5 } }
@keyframes ds-slide-in { from { transform: translateX(-8px); opacity: 0 } to { transform: translateX(0); opacity: 1 } }

/* ════════════════════════════════════════════════════════════════
   23. BOOTSTRAP COMPATIBILITY
   Anciens gabarits Blazor — NE PAS cibler main.ds-main : « display:contents »
   supprime la boîte du <main>, donc grid-column/row du shell (.ds-app) ne
   s’appliquent plus → zone @Body vide / noire sous la topbar.
   ════════════════════════════════════════════════════════════════ */
.page    { display: contents; }
.sidebar { display: contents; }
main:not(.ds-main) { display: contents; }
.content { display: contents; }
.top-row { display: none !important; }

/* ════════════════════════════════════════════════════════════════
   24. RESPONSIVE — FULL MOBILE/TABLET SUPPORT
   ════════════════════════════════════════════════════════════════ */

/* ── Hamburger button (hidden on desktop) ── */
.ds-hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px 8px;
  border-radius: 8px;
  color: var(--ds-text-sub);
  font-size: 20px;
  line-height: 1;
  transition: background .15s, color .15s;
}
.ds-hamburger:hover { background: var(--ds-bg-elevated); color: var(--ds-text); }

/* ── Mobile overlay backdrop ── */
.ds-mobile-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.55);
  z-index: 498;
  backdrop-filter: blur(2px);
}
.ds-mobile-backdrop.active { display: block; }

/* ── ≤1360px : menu latéral en tiroir (laptop étroit, fenêtre partagée avec l’IDE — la sidebar fixe 240px écrase le contenu sinon) ── */
@media (max-width: 1360px) {
  .ds-hamburger { display: flex; align-items: center; justify-content: center; }

  .ds-app { grid-template-columns: 0 minmax(0, 1fr); }

  .ds-sidebar {
    position: fixed;
    left: -290px;
    top: 0;
    height: 100vh;
    width: min(290px, 88vw) !important;
    z-index: 499;
    transition: left .28s cubic-bezier(.4,0,.2,1);
    overflow-y: auto;
    overscroll-behavior: contain;
  }
  .ds-sidebar.mobile-open {
    left: 0 !important;
    box-shadow: 8px 0 32px rgba(0,0,0,.5);
  }
  html[data-theme="light"] .ds-sidebar.mobile-open {
    box-shadow: 8px 0 28px rgba(154, 52, 18, .18);
  }

  .ds-topbar-search { display: none; }
  .ds-content { padding: 16px 14px; }

  .ds-stat-grid { grid-template-columns: repeat(auto-fill, minmax(min(100%, 160px), 1fr)); }

  /* Grilles de pages (tableau de bord, etc.) : colonnes fluides */
  .rsp-kpi-grid  { grid-template-columns: repeat(auto-fill, minmax(min(100%, 170px), 1fr)) !important; }
  .rsp-main-grid { grid-template-columns: 1fr !important; }
  .rsp-header    { flex-wrap: wrap !important; gap: 10px !important; }
  .rsp-stat-row  { grid-template-columns: repeat(auto-fill, minmax(min(100%, 140px), 1fr)) !important; }
  .rsp-form-grid { grid-template-columns: 1fr !important; }
  .rsp-form-2col { grid-template-columns: 1fr !important; }
  .rsp-financial { grid-template-columns: 1fr !important; }
  .rsp-table-toolbar { grid-template-columns: 1fr !important; }
}

/* ── ≤900px : en-têtes de page plus compacts ── */
@media (max-width: 900px) {
  .rsp-header    { flex-direction: column !important; align-items: flex-start !important; }
  .rsp-actions   { width: 100% !important; flex-wrap: wrap !important; }
  .rsp-hide-mobile { display: none !important; }
}

/* ── SMALL MOBILE (≤480px) ── */
@media (max-width: 480px) {
  .ds-content { padding: 10px 8px; }
  .rsp-kpi-grid  { grid-template-columns: 1fr !important; }
  .rsp-stat-row  { grid-template-columns: 1fr !important; }
  .rsp-actions   { flex-direction: column !important; align-items: stretch !important; }
  .rsp-header-title { font-size: 1.1rem !important; }
  .rsp-kpi-val   { font-size: 1.4rem !important; }

  /* Topbar : une seule rangée si possible (évite 2 bandes empilées) + tactiles 44px */
  .ds-topbar {
    flex-wrap: nowrap;
    align-items: center;
    padding: 6px 8px;
    gap: 6px;
    row-gap: 0;
  }
  .ds-topbar-actions {
    gap: 8px;
    flex-shrink: 0;
  }
  .ds-topbar-breadcrumb {
    font-size: 12px;
    gap: 4px;
    flex: 1 1 0;
    min-width: 0;
  }
  /* Filtre d’Ariane plus court : masque l’icône grille + le premier « / » */
  .ds-topbar-breadcrumb > .bi:first-of-type {
    display: none;
  }
  .ds-topbar-breadcrumb > .ds-topbar-sep:first-of-type {
    display: none;
  }
  .ds-hamburger {
    min-width: 44px;
    min-height: 44px;
    padding: 0 8px;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
  }
  .ds-icon-btn,
  .ds-theme-btn {
    width: 44px;
    height: 44px;
    min-width: 44px;
    min-height: 44px;
  }
  .ds-avatar {
    width: 40px;
    height: 40px;
    min-width: 40px;
    min-height: 40px;
    font-size: 13px;
  }
}

/* ════════════════════════════════════════════════════════════════
   25. UTILITY CLASSES
   ════════════════════════════════════════════════════════════════ */
.ds-text-primary  { color: var(--ds-text) !important; }
.ds-text-secondary{ color: var(--ds-text-sub) !important; }
.ds-text-muted    { color: var(--ds-text-muted) !important; }
.ds-text-accent   { color: var(--ds-accent) !important; }
.ds-text-success  { color: var(--ds-success) !important; }
.ds-text-warning  { color: var(--ds-warning) !important; }
.ds-text-danger   { color: var(--ds-danger) !important; }

.ds-bg-surface  { background: var(--ds-bg-surface) !important; }
.ds-bg-elevated { background: var(--ds-bg-elevated) !important; }

.ds-fw-400 { font-weight: 400 !important; }
.ds-fw-500 { font-weight: 500 !important; }
.ds-fw-600 { font-weight: 600 !important; }
.ds-fw-700 { font-weight: 700 !important; }

.ds-truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ds-sr-only  { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }