/* ============================================================
   ALPHAVAULT ARCHITECTURE — av-architecture.css v2.1
   ULTRA PRO / MINIMALIST — aligné 100% sur investment-memo.css (--im-*)
   Monochrome institutionnel + touches d'accent colorées par système
   (CRM=bleu / Deal Room=violet / LP=vert / P1=rouge / P2=ambre / Agents=indigo)
   ============================================================ */

   @import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

   *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
   html { font-size: 16px; scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
   
   /* ════════════════════════════════════════════════════════════
      DESIGN TOKENS — IDENTIQUES À investment-memo.css (--im-*)
      + tokens couleur systeme réels (accents ponctuels)
   ════════════════════════════════════════════════════════════ */
   :root,
   body.im-theme-light {
       --im-ink:         #0a0a0a;
       --im-ink-soft:    #404040;
       --im-text-muted:  #737373;
       --im-text-faint:  #a3a3a3;
       --im-border:      #e5e5e5;
       --im-border-soft: #f5f5f5;
       --im-bg:          #fafafa;
       --im-surface:     #ffffff;
       --im-surface-2:   #fafafa;
       --im-card-bg:     #ffffff;
       --im-header-bg:   rgba(255,255,255,0.97);
       --im-input-bg:    #ffffff;
       --im-overlay-bg:  rgba(0,0,0,0.4);
   
       --im-text:         #0a0a0a;
       --im-text-inverse: #ffffff;
   
       --im-success:     #16a34a;
       --im-success-bg:  #f0fdf4;
       --im-danger:      #dc2626;
       --im-danger-bg:   #fef2f2;
   
       --im-primary:       #0a0a0a;
       --im-primary-soft:  #f5f5f5;
       --im-primary-hover: #262626;
   
       --im-radius-sm:  4px;
       --im-radius-md:  6px;
       --im-radius-lg:  10px;
       --im-radius-xl:  12px;
       --im-radius-full:999px;
   
       --im-shadow-xs: none;
       --im-shadow-sm: 0 1px 3px rgba(0,0,0,0.04);
       --im-shadow-md: 0 1px 3px rgba(0,0,0,0.04);
       --im-shadow-lg: 0 4px 12px rgba(0,0,0,0.06);
       --im-shadow-xl: 0 12px 32px rgba(0,0,0,0.10);
       --im-shadow-card: 0 1px 3px rgba(0,0,0,0.04);
       --im-shadow-dropdown: 0 8px 24px rgba(0,0,0,0.08);
       --im-shadow-modal: 0 12px 32px rgba(0,0,0,0.12);
   
       --im-sidebar-width:      252px;
       --im-sidebar-collapsed:  68px;
       --im-header-height:      56px;
   
       --im-transition:        0.15s ease;
       --im-transition-slow:   0.2s ease;
   
       /* ── Compat legacy --arch-* mappées sur --im-* (structure neutre) ── */
       --arch-bg:            var(--im-bg);
       --arch-header-bg:     var(--im-header-bg);
       --arch-bar-bg:        var(--im-surface);
       --arch-card:          var(--im-card-bg);
       --arch-card-hover:    var(--im-border-soft);
       --arch-input-bg:      var(--im-border-soft);
   
       --arch-border:        var(--im-border);
       --arch-border-hover:  var(--im-ink-soft);
   
       --arch-text:          var(--im-text);
       --arch-text-muted:    var(--im-text-muted);
       --arch-text-dim:      var(--im-text-faint);
   
       --arch-primary:       var(--im-ink);
       --arch-primary-dark:  var(--im-ink-soft);
   
       /* ✅ NOUVEAU v2.1 — couleurs d'accent réelles par système (light) */
       --arch-blue:          #2563eb;   /* CRM */
       --arch-blue-bg:       #eff6ff;
       --arch-purple:        #7c3aed;   /* Deal Room */
       --arch-purple-bg:     #f5f3ff;
       --arch-green:         #059669;   /* LP Portal */
       --arch-green-bg:      #ecfdf5;
       --arch-red:           #dc2626;   /* Priority 1 */
       --arch-red-bg:        #fef2f2;
       --arch-amber:         #d97706;   /* Priority 2 */
       --arch-amber-bg:      #fffbeb;
       --arch-agent:         #4f46e5;   /* AI Agents */
       --arch-agent-bg:      #eef2ff;
   
       --arch-radius:        var(--im-radius-md);
       --arch-radius-lg:     var(--im-radius-lg);
       --arch-radius-xl:     var(--im-radius-xl);
   
       --arch-shadow:        var(--im-shadow-card);
       --arch-shadow-md:     var(--im-shadow-lg);
       --arch-shadow-lg:     var(--im-shadow-xl);
   
       --arch-header-h:      var(--im-header-height);
       --arch-transition:    var(--im-transition);
   }
   
   body.im-theme-dark {
       --im-ink:         #fafafa;
       --im-ink-soft:    #d4d4d4;
       --im-text-muted:  #a3a3a3;
       --im-text-faint:  #737373;
       --im-border:      #262626;
       --im-border-soft: #171717;
       --im-bg:          #0a0a0a;
       --im-surface:     #141414;
       --im-surface-2:   #141414;
       --im-card-bg:     #0f0f0f;
       --im-header-bg:   rgba(10,10,10,0.97);
       --im-input-bg:    #141414;
       --im-overlay-bg:  rgba(0,0,0,0.7);
   
       --im-text:         #fafafa;
       --im-text-inverse: #0a0a0a;
   
       --im-success-bg:  rgba(22,163,74,0.12);
       --im-danger-bg:   rgba(220,38,38,0.12);
   
       --im-primary:       #fafafa;
       --im-primary-soft:  #171717;
       --im-primary-hover: #d4d4d4;
   
       --im-shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
       --im-shadow-md: 0 1px 3px rgba(0,0,0,0.4);
       --im-shadow-lg: 0 4px 12px rgba(0,0,0,0.5);
       --im-shadow-xl: 0 12px 32px rgba(0,0,0,0.6);
       --im-shadow-card: 0 1px 3px rgba(0,0,0,0.3);
       --im-shadow-dropdown: 0 8px 24px rgba(0,0,0,0.5);
       --im-shadow-modal: 0 12px 32px rgba(0,0,0,0.6);
   
       --arch-bg:            var(--im-bg);
       --arch-header-bg:     var(--im-header-bg);
       --arch-bar-bg:        var(--im-surface);
       --arch-card:          var(--im-card-bg);
       --arch-card-hover:    var(--im-border-soft);
       --arch-input-bg:      var(--im-border-soft);
       --arch-border:        var(--im-border);
       --arch-border-hover:  var(--im-ink-soft);
       --arch-text:          var(--im-text);
       --arch-text-muted:    var(--im-text-muted);
       --arch-text-dim:      var(--im-text-faint);
       --arch-primary:       var(--im-ink);
       --arch-primary-dark:  var(--im-ink-soft);
   
       /* ✅ NOUVEAU v2.1 — couleurs d'accent réelles par système (dark, légèrement plus lumineuses) */
       --arch-blue:          #60a5fa;
       --arch-blue-bg:       rgba(96,165,250,0.12);
       --arch-purple:        #a78bfa;
       --arch-purple-bg:     rgba(167,139,250,0.12);
       --arch-green:         #34d399;
       --arch-green-bg:      rgba(52,211,153,0.12);
       --arch-red:           #f87171;
       --arch-red-bg:        rgba(248,113,113,0.12);
       --arch-amber:         #fbbf24;
       --arch-amber-bg:      rgba(251,191,36,0.12);
       --arch-agent:         #818cf8;
       --arch-agent-bg:      rgba(129,140,248,0.14);
   
       --arch-shadow:        var(--im-shadow-card);
       --arch-shadow-md:     var(--im-shadow-lg);
       --arch-shadow-lg:     var(--im-shadow-xl);
   }
   
   /* legacy alias — compat "body.dark-mode" utilisé par common.js/dark-mode.js */
   body.dark-mode { }
   body.dark-mode:not(.im-theme-dark) {
       --im-ink:#fafafa; --im-ink-soft:#d4d4d4; --im-text-muted:#a3a3a3; --im-text-faint:#737373;
       --im-border:#262626; --im-border-soft:#171717; --im-bg:#0a0a0a; --im-surface:#141414;
       --im-card-bg:#0f0f0f; --im-header-bg:rgba(10,10,10,.97); --im-text:#fafafa;
       --arch-bg:var(--im-bg); --arch-header-bg:var(--im-header-bg); --arch-bar-bg:var(--im-surface);
       --arch-card:var(--im-card-bg); --arch-input-bg:var(--im-border-soft); --arch-border:var(--im-border);
       --arch-text:var(--im-text); --arch-text-muted:var(--im-text-muted); --arch-text-dim:var(--im-text-faint);
       --arch-primary:var(--im-ink);
       --arch-blue:#60a5fa; --arch-blue-bg:rgba(96,165,250,0.12);
       --arch-purple:#a78bfa; --arch-purple-bg:rgba(167,139,250,0.12);
       --arch-green:#34d399; --arch-green-bg:rgba(52,211,153,0.12);
       --arch-red:#f87171; --arch-red-bg:rgba(248,113,113,0.12);
       --arch-amber:#fbbf24; --arch-amber-bg:rgba(251,191,36,0.12);
       --arch-agent:#818cf8; --arch-agent-bg:rgba(129,140,248,0.14);
   }
   
   /* ════════════════════════════════════════════════════════════
      BASE
   ════════════════════════════════════════════════════════════ */
   body {
       font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
       background: var(--arch-bg);
       color: var(--arch-text);
       font-size: 13px;
       line-height: 1.5;
       -webkit-font-smoothing: antialiased;
       padding-top: var(--arch-header-h);
       min-height: 100vh;
       overflow-x: hidden;
       transition: background .2s ease, color .2s ease;
   }
   
   a { color: inherit; text-decoration: none; }
   button { font-family: inherit; cursor: pointer; }
   
   * { scrollbar-width: thin; scrollbar-color: var(--arch-border) transparent; }
   *::-webkit-scrollbar { width: 5px; height: 5px; }
   *::-webkit-scrollbar-track { background: transparent; }
   *::-webkit-scrollbar-thumb { background: var(--arch-border); border-radius: 5px; }
   *::-webkit-scrollbar-thumb:hover { background: var(--arch-text-dim); }
   
   /* ════════════════════════════════════════════════════════════
      HEADER
   ════════════════════════════════════════════════════════════ */
   .arch-header {
       position: fixed;
       top: 0; left: 0; right: 0;
       height: var(--arch-header-h);
       background: var(--arch-header-bg);
       border-bottom: 1px solid var(--arch-border);
       backdrop-filter: blur(10px);
       -webkit-backdrop-filter: blur(10px);
       z-index: 1000;
   }
   
   .arch-header-inner {
       display: flex;
       align-items: center;
       gap: 14px;
       height: 100%;
       padding: 0 22px;
       overflow: hidden;
   }
   
   .arch-logo { display: flex; align-items: center; gap: 10px; flex-shrink: 0; text-decoration: none; }
   .arch-logo-text { font-size: 15px; font-weight: 800; color: var(--arch-text); white-space: nowrap; }
   .arch-logo-sub { font-size: 13px; font-weight: 600; color: var(--arch-text-muted); }
   
   .arch-header-meta { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
   
   .arch-badge {
       display: inline-flex;
       align-items: center;
       padding: 3px 10px;
       border-radius: var(--im-radius-full);
       font-size: 10px;
       font-weight: 700;
       border: 1px solid var(--arch-border);
       background: var(--im-border-soft);
       color: var(--arch-text-muted);
       white-space: nowrap;
   }
   .arch-badge--total,
   .arch-badge--systems { background: var(--im-border-soft); color: var(--im-ink-soft); border-color: var(--arch-border); }
   /* ✅ Badge "New" légèrement teinté rouge pour attirer l'oeil (accent) */
   .arch-badge--new { background: var(--arch-red-bg); color: var(--arch-red); border-color: var(--arch-red); }
   
   .arch-view-controls {
       display: flex; align-items: center; gap: 2px;
       background: var(--im-border-soft);
       border: 1px solid var(--arch-border);
       border-radius: var(--im-radius-sm);
       padding: 3px;
       flex-shrink: 0;
       margin-left: auto;
   }
   
   .arch-view-btn {
       display: inline-flex; align-items: center; gap: 6px;
       padding: 5px 13px;
       border-radius: var(--im-radius-sm);
       border: none;
       background: transparent;
       font-size: 11px;
       font-weight: 700;
       color: var(--arch-text-muted);
       cursor: pointer;
       transition: var(--arch-transition);
       white-space: nowrap;
   }
   .arch-view-btn:hover { background: var(--im-border-soft); color: var(--im-text); }
   .arch-view-btn.active { background: var(--im-ink); color: var(--im-bg); }
   
   .arch-header-actions { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
   
   .arch-action-btn {
       display: inline-flex; align-items: center; gap: 6px;
       padding: 6px 12px;
       border-radius: var(--im-radius-sm);
       border: 1px solid var(--arch-border);
       background: var(--im-border-soft);
       color: var(--arch-text-muted);
       font-size: 11px;
       font-weight: 700;
       cursor: pointer;
       transition: var(--arch-transition);
       white-space: nowrap;
   }
   .arch-action-btn:hover { border-color: var(--im-ink-soft); color: var(--im-text); }
   
   /* ════════════════════════════════════════════════════════════
      LEGEND BAR — dots en gradient par système (accent)
    ════════════════════════════════════════════════════════════ */
    .arch-legend-bar {
      display: flex; align-items: center; gap: 16px;
      padding: 8px 24px;
      background: var(--arch-bar-bg);
      border-bottom: 1px solid var(--arch-border);
      overflow-x: auto;
      white-space: nowrap;
    }
    .arch-legend-bar::-webkit-scrollbar { height: 0; }

    .arch-legend-item {
      display: inline-flex; align-items: center; gap: 7px;
      font-size: 11px; font-weight: 600;
      color: var(--arch-text-muted);
      cursor: pointer; flex-shrink: 0;
      transition: color 0.15s;
    }
    .arch-legend-item:hover { color: var(--arch-text); }

    .arch-legend-dot {
      width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
      background: var(--im-ink); opacity: .75;
    }
    /* ✅ v2.2 — dots en dégradé par système */
    .arch-legend-dot--crm   { background: linear-gradient(135deg, #3b82f6, #1d4ed8) !important; opacity: 1; box-shadow: 0 0 4px rgba(37,99,235,0.5); }
    .arch-legend-dot--dr    { background: linear-gradient(135deg, #a78bfa, #6d28d9) !important; opacity: 1; box-shadow: 0 0 4px rgba(124,58,237,0.5); }
    .arch-legend-dot--lp    { background: linear-gradient(135deg, #34d399, #047857) !important; opacity: 1; box-shadow: 0 0 4px rgba(5,150,105,0.5); }
    .arch-legend-dot--p1    { background: linear-gradient(135deg, #f87171, #b91c1c) !important; opacity: 1; box-shadow: 0 0 4px rgba(220,38,38,0.5); }
    .arch-legend-dot--p2    { background: linear-gradient(135deg, #fbbf24, #b45309) !important; opacity: 1; box-shadow: 0 0 4px rgba(217,119,6,0.5); }
    .arch-legend-dot--agent { background: linear-gradient(135deg, #818cf8, #3730a3) !important; opacity: 1; box-shadow: 0 0 4px rgba(79,70,229,0.5); }
    .arch-legend-dot--tool  { background: linear-gradient(135deg, #a3a3a3, #525252) !important; opacity: .8; }

    .arch-legend-sep { width: 1px; height: 16px; background: var(--arch-border); flex-shrink: 0; }
    .arch-legend-arrow { font-size: 15px; font-weight: 700; flex-shrink: 0; color: var(--arch-text-dim); }
   
   /* ════════════════════════════════════════════════════════════
      STATS BAR
   ════════════════════════════════════════════════════════════ */
   .arch-stats-bar { background: var(--arch-bar-bg); border-bottom: 1px solid var(--arch-border); padding: 0 24px; }
   .arch-stats-inner { display: flex; align-items: center; height: 52px; overflow-x: auto; }
   .arch-stats-inner::-webkit-scrollbar { height: 0; }
   
   .arch-stat-item { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 0 18px; flex-shrink: 0; }
   .arch-stat-item--systems { padding: 0 14px; }
   
   .arch-stat-value { font-size: 17px; font-weight: 700; color: var(--im-text); line-height: 1.1; font-variant-numeric: tabular-nums; }
   .arch-stat-label { font-size: 9px; font-weight: 700; color: var(--im-text-faint); text-transform: uppercase; letter-spacing: 0.06em; margin-top: 2px; }
   .arch-stat-sep { width: 1px; height: 28px; background: var(--arch-border); flex-shrink: 0; }
   
   .arch-stat-systems-grid { display: flex; gap: 5px; align-items: center; flex-wrap: wrap; justify-content: center; }
   .arch-stat-sys-dot {
       display: inline-flex; align-items: center;
       padding: 2px 8px; border-radius: var(--im-radius-full);
       font-size: 9px; font-weight: 700;
       background: var(--im-border-soft);
       color: var(--im-ink-soft);
       border: 1px solid var(--arch-border);
   }
   /* ✅ NOUVEAU v2.1 — pastilles stats teintées par système via classes optionnelles */
   .arch-stat-sys-dot--crm   { background: var(--arch-blue-bg);   color: var(--arch-blue);   border-color: transparent; }
   .arch-stat-sys-dot--dr    { background: var(--arch-purple-bg);color: var(--arch-purple); border-color: transparent; }
   .arch-stat-sys-dot--lp    { background: var(--arch-green-bg); color: var(--arch-green);  border-color: transparent; }
   .arch-stat-sys-dot--p1    { background: var(--arch-red-bg);   color: var(--arch-red);    border-color: transparent; }
   .arch-stat-sys-dot--p2    { background: var(--arch-amber-bg);color: var(--arch-amber);  border-color: transparent; }
   .arch-stat-sys-dot--agent { background: var(--arch-agent-bg);color: var(--arch-agent);  border-color: transparent; }
   
   /* ════════════════════════════════════════════════════════════
      VIEW SYSTEM
   ════════════════════════════════════════════════════════════ */
   .arch-view { display: none; padding: 28px 32px; max-width: 100%; }
   .arch-view.active { display: block; animation: archFadeIn 0.2s ease; }
   
   @keyframes archFadeIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
   
   .arch-view-title { margin-bottom: 20px; }
   .arch-view-title h2 { font-size: 18px; font-weight: 700; color: var(--im-text); margin-bottom: 5px; display: flex; align-items: center; gap: 8px; }
   .arch-view-title h2 i { color: var(--im-text-muted); }
   .arch-view-title p { font-size: 13px; color: var(--im-text-muted); }
   
   /* ════════════════════════════════════════════════════════════
      FILTER PANEL — dots en gradient (remplace les icônes fa-circle plates)
    ════════════════════════════════════════════════════════════ */
    .arch-filter-panel { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
    .arch-filter-title { font-size: 10px; font-weight: 700; color: var(--im-text-faint); text-transform: uppercase; letter-spacing: 0.06em; flex-shrink: 0; }
    .arch-filter-buttons { display: flex; gap: 6px; flex-wrap: wrap; }

    .arch-filter-btn {
        display: inline-flex; align-items: center; gap: 7px;
        padding: 5px 13px;
        border-radius: var(--im-radius-full);
        border: 1px solid var(--arch-border);
        background: var(--im-border-soft);
        font-size: 11px; font-weight: 700;
        color: var(--im-text-muted);
        cursor: pointer;
        transition: var(--arch-transition);
    }
    .arch-filter-btn:hover { border-color: var(--im-ink-soft); color: var(--im-text); }
    .arch-filter-btn.active,
    .arch-filter-btn--all.active { background: var(--im-ink); border-color: var(--im-ink); color: var(--im-bg); }

    /* ✅ v2.2 — masque l'icône fa-circle d'origine, on la remplace par un dot ::before en gradient */
    .arch-filter-btn i.fas.fa-circle { display: none; }

    .arch-filter-btn::before {
        content: '';
        width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0;
        background: var(--im-text-faint);
        transition: var(--arch-transition);
    }
    .arch-filter-btn[onclick*="'crm'"]::before   { background: linear-gradient(135deg, #3b82f6, #1d4ed8); box-shadow: 0 0 4px rgba(37,99,235,0.5); }
    .arch-filter-btn[onclick*="'dr'"]::before    { background: linear-gradient(135deg, #a78bfa, #6d28d9); box-shadow: 0 0 4px rgba(124,58,237,0.5); }
    .arch-filter-btn[onclick*="'lp'"]::before    { background: linear-gradient(135deg, #34d399, #047857); box-shadow: 0 0 4px rgba(5,150,105,0.5); }
    .arch-filter-btn[onclick*="'p1'"]::before    { background: linear-gradient(135deg, #f87171, #b91c1c); box-shadow: 0 0 4px rgba(220,38,38,0.5); }
    .arch-filter-btn[onclick*="'p2'"]::before    { background: linear-gradient(135deg, #fbbf24, #b45309); box-shadow: 0 0 4px rgba(217,119,6,0.5); }
    .arch-filter-btn[onclick*="'agent'"]::before { background: linear-gradient(135deg, #818cf8, #3730a3); box-shadow: 0 0 4px rgba(79,70,229,0.5); }

    /* Sur bouton actif, le dot reste visible en blanc pour contraste sur fond noir */
    .arch-filter-btn.active::before { background: var(--im-bg) !important; box-shadow: none; }
    .arch-filter-btn--all::before { display: none; } /* le bouton "All" n'a pas de dot */
   
   /* ════════════════════════════════════════════════════════════
      FLOW VIEW — SWIMLANE WRAPPER
   ════════════════════════════════════════════════════════════ */
   .arch-swimlane-wrapper { overflow-x: auto; padding-bottom: 8px; margin-bottom: 28px; border-radius: var(--im-radius-lg); }
   .arch-swimlane-wrapper::-webkit-scrollbar { height: 4px; }
   
   .arch-swimlanes { display: flex; flex-direction: column; gap: 10px; min-width: 1540px; }
   
   .arch-swimlane {
       background: var(--im-card-bg);
       border: 1px solid var(--arch-border);
       border-radius: var(--im-radius-lg);
       overflow: hidden;
       box-shadow: var(--im-shadow-card);
       transition: border-color .15s ease;
   }
   .arch-swimlane:hover { border-color: var(--im-ink-soft); }
   
   .arch-swimlane-header {
       display: flex; align-items: center;
       padding: 9px 16px;
       border-bottom: 2px solid var(--im-ink);
       font-size: 10px; font-weight: 700;
       color: var(--im-ink-soft);
       text-transform: uppercase; letter-spacing: 0.08em;
       background: var(--im-border-soft);
   }
   .arch-swimlane-header i { color: var(--im-text-muted); }
   
   /* ✅ NOUVEAU v2.1 — bordure supérieure colorée par swimlane système (classe optionnelle sur .arch-swimlane) */
   .arch-swimlane--crm   .arch-swimlane-header { border-bottom-color: var(--arch-blue); }
   .arch-swimlane--dr    .arch-swimlane-header { border-bottom-color: var(--arch-purple); }
   .arch-swimlane--lp    .arch-swimlane-header { border-bottom-color: var(--arch-green); }
   .arch-swimlane--p1    .arch-swimlane-header { border-bottom-color: var(--arch-red); }
   .arch-swimlane--p2    .arch-swimlane-header { border-bottom-color: var(--arch-amber); }
   .arch-swimlane--agent .arch-swimlane-header { border-bottom-color: var(--arch-agent); }
   
   .arch-swimlane-body { display: flex; align-items: center; padding: 16px 12px; overflow-x: visible; }
   
   /* ════════════════════════════════════════════════════════════
      PHASE CELLS
   ════════════════════════════════════════════════════════════ */
   .arch-phase-cell { display: flex; align-items: center; flex-shrink: 0; position: relative; }
   .arch-phase-cell--empty { width: 218px; flex-shrink: 0; }
   .arch-phase-cell--wide { gap: 8px; }
   
   /* ════════════════════════════════════════════════════════════
      NODES — liseré fin en gradient + ombre douce tout autour de la card
      (remplace la bordure verticale gauche par un anneau complet)
    ════════════════════════════════════════════════════════════ */
    .arch-node {
      display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
      width: 162px; min-height: 100px;
      padding: 12px;
      border-radius: var(--im-radius-lg);
      border: 1px solid var(--arch-border);
      background: var(--im-card-bg);
      cursor: pointer;
      transition: border-color .15s ease, box-shadow .25s ease, transform .15s ease;
      position: relative;
      flex-shrink: 0;
      box-shadow: var(--im-shadow-card);
      isolation: isolate;
    }
    .arch-node:hover { border-color: transparent; transform: translateY(-2px); z-index: 5; }

    .arch-node--ghost { opacity: 0.65; border-style: dashed; }
    .arch-node--dimmed { opacity: 0.15 !important; transform: scale(0.97) !important; pointer-events: none; }

    /* ── Anneau gradient (::before) — invisible au repos, apparaît au hover ── */
    .arch-node::before {
      content: '';
      position: absolute;
      inset: -1px;
      border-radius: inherit;
      padding: 1px;
      background: linear-gradient(135deg, var(--arch-border), var(--arch-border));
      -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
      -webkit-mask-composite: xor;
      mask-composite: exclude;
      opacity: 0;
      transition: opacity .25s ease, background .25s ease;
      z-index: -1;
      pointer-events: none;
    }
    .arch-node:hover::before { opacity: 1; }

    /* ── Variantes couleur — gradient fin sur tout le contour + glow doux ── */
    .arch-node--blue::before   { background: linear-gradient(135deg, #3b82f6, #1d4ed8); }
    .arch-node--blue:hover     { box-shadow: 0 4px 20px rgba(37,99,235,0.22), var(--im-shadow-lg); }

    .arch-node--purple::before { background: linear-gradient(135deg, #a78bfa, #6d28d9); }
    .arch-node--purple:hover   { box-shadow: 0 4px 20px rgba(124,58,237,0.22), var(--im-shadow-lg); }

    .arch-node--green::before  { background: linear-gradient(135deg, #34d399, #047857); }
    .arch-node--green:hover    { box-shadow: 0 4px 20px rgba(5,150,105,0.22), var(--im-shadow-lg); }

    .arch-node--red::before    { background: linear-gradient(135deg, #f87171, #b91c1c); }
    .arch-node--red:hover      { box-shadow: 0 4px 20px rgba(220,38,38,0.22), var(--im-shadow-lg); }

    .arch-node--amber::before  { background: linear-gradient(135deg, #fbbf24, #b45309); }
    .arch-node--amber:hover    { box-shadow: 0 4px 20px rgba(217,119,6,0.22), var(--im-shadow-lg); }

    .arch-node--agent::before  { background: linear-gradient(135deg, #818cf8, #3730a3); }
    .arch-node--agent:hover    { box-shadow: 0 4px 20px rgba(79,70,229,0.22), var(--im-shadow-lg); }

    /* ── Icône : conserve un fond doux teinté (identique v2.1) ── */
    .arch-node--blue .arch-node-icon   { background: var(--arch-blue-bg); color: var(--arch-blue); }
    .arch-node--purple .arch-node-icon { background: var(--arch-purple-bg); color: var(--arch-purple); }
    .arch-node--green .arch-node-icon  { background: var(--arch-green-bg); color: var(--arch-green); }
    .arch-node--red .arch-node-icon    { background: var(--arch-red-bg); color: var(--arch-red); }
    .arch-node--amber .arch-node-icon  { background: var(--arch-amber-bg); color: var(--arch-amber); }
    .arch-node--agent .arch-node-icon  { background: var(--arch-agent-bg); color: var(--arch-agent); }

    .arch-node-icon {
      width: 32px; height: 32px;
      border-radius: var(--im-radius-sm);
      display: flex; align-items: center; justify-content: center;
      font-size: 14px; flex-shrink: 0; margin-bottom: 2px;
      background: var(--im-border-soft);
      color: var(--im-text);
      transition: background .15s ease, color .15s ease;
    }

    .arch-node-name { font-size: 10px; font-weight: 700; color: var(--im-text); line-height: 1.35; word-break: break-word; }
    .arch-node-sub { font-size: 9px; font-weight: 600; color: var(--im-text-faint); line-height: 1.35; }

    .arch-node-badge {
      display: inline-flex; align-items: center;
      padding: 2px 7px;
      border-radius: var(--im-radius-full);
      font-size: 8px; font-weight: 700;
      text-transform: uppercase; letter-spacing: 0.03em;
      margin-top: 2px;
      background: var(--im-border-soft);
      color: var(--im-ink-soft);
      border: 1px solid var(--arch-border);
    }
    .arch-node-badge--p1    { background: var(--arch-red-bg);   color: var(--arch-red);    border-color: transparent; }
    .arch-node-badge--p2    { background: var(--arch-amber-bg);color: var(--arch-amber);  border-color: transparent; }
    .arch-node-badge--agent { background: var(--arch-agent-bg);color: var(--arch-agent);  border-color: transparent; }

    .arch-conn-count-badge {
      position: absolute; top: -7px; right: -7px;
      width: 17px; height: 17px; border-radius: 50%;
      background: var(--im-ink); color: var(--im-bg);
      font-size: 8px; font-weight: 700;
      display: flex; align-items: center; justify-content: center;
      z-index: 10; box-shadow: var(--im-shadow-md); pointer-events: none;
    }
   
   /* ════════════════════════════════════════════════════════════
      ARROWS
   ════════════════════════════════════════════════════════════ */
   .arch-flow-arrow { width: 30px; height: 1.5px; flex-shrink: 0; position: relative; }
   .arch-flow-arrow--main { background: var(--arch-border); }
   .arch-flow-arrow--main::after {
       content: ''; position: absolute; right: -1px; top: 50%; transform: translateY(-50%);
       width: 0; height: 0;
       border-top: 5px solid transparent; border-bottom: 5px solid transparent;
       border-left: 7px solid var(--im-text-muted);
   }
   
   .arch-conversion-arrow { display: flex; align-items: center; flex-shrink: 0; }
   .arch-conversion-label {
       display: inline-flex; align-items: center; gap: 5px;
       font-size: 9px; font-weight: 700;
       color: var(--im-success);
       background: var(--im-success-bg);
       border: 1px solid var(--arch-border);
       border-radius: var(--im-radius-full);
       padding: 3px 10px; white-space: nowrap;
   }
   
   /* ════════════════════════════════════════════════════════════
      CROSS-PLATFORM SECTION — même anneau gradient fin au hover
    ════════════════════════════════════════════════════════════ */
    .arch-cross-section { margin-top: 10px; }
    .arch-cross-title {
        display: flex; align-items: center; gap: 12px;
        font-size: 10px; font-weight: 700; color: var(--im-text-faint);
        text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 14px;
    }
    .arch-cross-line { flex: 1; height: 1px; background: var(--arch-border); }

    .arch-cross-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 10px; }

    .arch-cross-node {
        display: flex; flex-direction: column; gap: 6px;
        padding: 14px 15px;
        background: var(--im-card-bg);
        border: 1px solid var(--arch-border);
        border-radius: var(--im-radius-lg);
        cursor: pointer;
        transition: border-color .15s ease, box-shadow .25s ease, transform .15s ease;
        box-shadow: var(--im-shadow-card);
        position: relative;
        isolation: isolate;
    }
    .arch-cross-node:hover { transform: translateY(-3px); border-color: transparent; }

    /* ── Anneau gradient au hover (identique pattern .arch-node) ── */
    .arch-cross-node::before {
        content: '';
        position: absolute;
        inset: -1px;
        border-radius: inherit;
        padding: 1px;
        background: linear-gradient(135deg, var(--arch-agent), #3730a3);
        -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
        -webkit-mask-composite: xor;
        mask-composite: exclude;
        opacity: 0;
        transition: opacity .25s ease;
        z-index: -1;
        pointer-events: none;
    }
    .arch-cross-node:hover::before { opacity: 1; }
    .arch-cross-node:hover { box-shadow: 0 4px 20px rgba(79,70,229,0.18), var(--im-shadow-lg); }

    /* Variante teintée optionnelle liée à un système précis */
    .arch-cross-node--agent::before { background: linear-gradient(135deg, #818cf8, #3730a3); }
    .arch-cross-node--agent .arch-cross-icon { background: var(--arch-agent-bg); color: var(--arch-agent); }

    .arch-cross-icon {
        width: 32px; height: 32px; border-radius: var(--im-radius-sm);
        background: var(--im-border-soft); color: var(--im-text);
        display: flex; align-items: center; justify-content: center;
        font-size: 13px; flex-shrink: 0; transition: transform 0.2s, background .15s, color .15s;
    }
    .arch-cross-node:hover .arch-cross-icon { transform: scale(1.08); }

    .arch-cross-name { font-size: 11px; font-weight: 700; color: var(--im-text); word-break: break-word; }
    .arch-cross-desc { font-size: 10px; font-weight: 500; color: var(--im-text-muted); line-height: 1.4; }
    .arch-cross-phases {
        display: inline-flex; align-items: center; gap: 4px;
        font-size: 9px; font-weight: 600; color: var(--im-text-faint);
        background: var(--im-border-soft); border: 1px solid var(--arch-border);
        border-radius: var(--im-radius-sm); padding: 4px 8px; margin-top: 2px;
    }
   
   /* ════════════════════════════════════════════════════════════
      MATRIX VIEW — cellules colorées par système + niveau de couverture
   ════════════════════════════════════════════════════════════ */
   .arch-matrix-wrapper {
       position: relative; overflow: hidden;
       border-radius: var(--im-radius-lg);
       background: var(--im-card-bg);
       border: 1px solid var(--arch-border);
       box-shadow: var(--im-shadow-card);
   }
   .arch-matrix-scroll { overflow-x: auto; overflow-y: auto; max-height: calc(100vh - 240px); }
   .arch-matrix-table { border-collapse: collapse; width: 100%; min-width: 1080px; font-size: 11px; }
   
   .arch-matrix-feature-col {
       min-width: 220px; max-width: 280px; padding: 10px 14px; text-align: left;
       font-size: 10px; font-weight: 700; color: var(--im-text-faint);
       text-transform: uppercase; letter-spacing: 0.04em;
       background: var(--im-card-bg);
       border-bottom: 2px solid var(--arch-border);
       position: sticky; left: 0; z-index: 4;
   }
   
   .arch-matrix-th {
       padding: 8px 6px; text-align: center; font-size: 10px; font-weight: 700;
       background: var(--im-card-bg); border-bottom: 1px solid var(--arch-border);
       position: sticky; top: 0; z-index: 2; white-space: nowrap;
   }
   .arch-matrix-th > span {
       display: inline-flex; align-items: center; gap: 4px;
       padding: 3px 10px; border-radius: var(--im-radius-sm);
       background: var(--im-border-soft); color: var(--im-ink-soft);
   }
   
   .arch-matrix-subheader th { position: sticky; top: 37px; z-index: 2; background: var(--im-card-bg); border-bottom: 2px solid var(--arch-border); }
   
   .arch-matrix-col-label {
       padding: 6px 4px; font-size: 9px; font-weight: 700; text-align: center;
       text-transform: uppercase; letter-spacing: 0.03em; white-space: nowrap;
       color: var(--im-text-faint); cursor: pointer; transition: color 0.15s;
   }
   .arch-matrix-col-label:hover { color: var(--im-text); }
   
   /* ✅ NOUVEAU v2.1 — libellé de colonne teinté selon le système (classe posée en JS via arch-matrix-cell--<system>) */
   .arch-matrix-cell--crm   .arch-matrix-col-label { color: var(--arch-blue); }
   .arch-matrix-cell--dr    .arch-matrix-col-label { color: var(--arch-purple); }
   .arch-matrix-cell--lp    .arch-matrix-col-label { color: var(--arch-green); }
   .arch-matrix-cell--p1    .arch-matrix-col-label { color: var(--arch-red); }
   .arch-matrix-cell--p2    .arch-matrix-col-label { color: var(--arch-amber); }
   .arch-matrix-cell--agent .arch-matrix-col-label { color: var(--arch-agent); }
   
   .arch-matrix-category-cell {
       padding: 10px 14px; font-size: 9px; font-weight: 700; color: var(--im-text-faint);
       text-transform: uppercase; letter-spacing: 0.08em;
       background: var(--im-border-soft);
       border-top: 1px solid var(--arch-border); border-bottom: 1px solid var(--arch-border);
   }
   
   .arch-matrix-row:hover { background: var(--im-border-soft); }
   
   .arch-matrix-feature-label {
       padding: 8px 14px; font-size: 11px; font-weight: 600; color: var(--im-text-muted);
       border-bottom: 1px solid var(--arch-border);
       position: sticky; left: 0; background: var(--im-card-bg); z-index: 1;
       max-width: 280px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
       transition: background 0.12s, color 0.12s;
   }
   .arch-matrix-row:hover .arch-matrix-feature-label { background: var(--im-border-soft); color: var(--im-text); }
   
   .arch-matrix-cell { padding: 6px 4px; text-align: center; border-bottom: 1px solid var(--arch-border); transition: background 0.15s; }
   .arch-matrix-cell-icon { font-size: 13px; line-height: 1; display: inline-block; }
   
   /* Niveau de couverture neutre par défaut (fallback) */
   .arch-matrix-cell--full    .arch-matrix-cell-icon { color: var(--im-ink); }
   .arch-matrix-cell--partial .arch-matrix-cell-icon { color: var(--im-text-muted); }
   .arch-matrix-cell--none    .arch-matrix-cell-icon { color: var(--arch-border); }
   
   /* ✅ NOUVEAU v2.1 — couverture "full" colorée selon le système de la colonne
      (priorité de spécificité : système + full > système seul > défaut) */
   .arch-matrix-cell--crm.arch-matrix-cell--full   .arch-matrix-cell-icon { color: var(--arch-blue); }
   .arch-matrix-cell--dr.arch-matrix-cell--full    .arch-matrix-cell-icon { color: var(--arch-purple); }
   .arch-matrix-cell--lp.arch-matrix-cell--full    .arch-matrix-cell-icon { color: var(--arch-green); }
   .arch-matrix-cell--p1.arch-matrix-cell--full    .arch-matrix-cell-icon { color: var(--arch-red); }
   .arch-matrix-cell--p2.arch-matrix-cell--full    .arch-matrix-cell-icon { color: var(--arch-amber); }
   .arch-matrix-cell--agent.arch-matrix-cell--full .arch-matrix-cell-icon { color: var(--arch-agent); }
   
   .arch-matrix-cell--crm.arch-matrix-cell--partial   .arch-matrix-cell-icon { color: var(--arch-blue); opacity: .55; }
   .arch-matrix-cell--dr.arch-matrix-cell--partial    .arch-matrix-cell-icon { color: var(--arch-purple); opacity: .55; }
   .arch-matrix-cell--lp.arch-matrix-cell--partial    .arch-matrix-cell-icon { color: var(--arch-green); opacity: .55; }
   .arch-matrix-cell--p1.arch-matrix-cell--partial    .arch-matrix-cell-icon { color: var(--arch-red); opacity: .55; }
   .arch-matrix-cell--p2.arch-matrix-cell--partial    .arch-matrix-cell-icon { color: var(--arch-amber); opacity: .55; }
   .arch-matrix-cell--agent.arch-matrix-cell--partial .arch-matrix-cell-icon { color: var(--arch-agent); opacity: .55; }
   
   .arch-matrix-cell:hover    { background: var(--im-border-soft); }
   
   .arch-matrix-tooltip {
       position: fixed; transform: translate(-50%, -100%);
       background: var(--im-ink); color: var(--im-bg);
       font-size: 11px; font-weight: 600; padding: 5px 10px;
       border-radius: var(--im-radius-sm); pointer-events: none; z-index: 99999;
       opacity: 0; transition: opacity 0.15s; max-width: 260px; text-align: center;
       box-shadow: var(--im-shadow-xl);
   }
   .arch-matrix-tooltip.visible { opacity: 1; }
   
   .arch-matrix-scroll-hint {
       text-align: center; font-size: 11px; font-weight: 600; color: var(--im-text-faint);
       padding: 6px; background: var(--im-border-soft);
       border-radius: 0 0 var(--im-radius-lg) var(--im-radius-lg);
   }
   
   /* ════════════════════════════════════════════════════════════
      TIMELINE VIEW
   ════════════════════════════════════════════════════════════ */
   .arch-timeline-wrapper { display: flex; flex-direction: column; gap: 10px; max-width: 920px; }
   .arch-tl-group { display: grid; grid-template-columns: 96px 1fr; gap: 0; align-items: start; }
   
   .arch-tl-epoch { display: flex; flex-direction: column; align-items: center; padding: 14px 8px; text-align: center; position: sticky; top: 6px; }
   .arch-tl-epoch-icon {
       width: 36px; height: 36px; border-radius: 50%;
       background: var(--im-border-soft); color: var(--im-text);
       border: 1px solid var(--arch-border);
       display: flex; align-items: center; justify-content: center;
       font-size: 13px; margin-bottom: 8px; flex-shrink: 0; transition: transform 0.2s;
   }
   .arch-tl-group:hover .arch-tl-epoch-icon { transform: scale(1.06); }
   .arch-tl-epoch-label { font-size: 8px; font-weight: 700; color: var(--im-text-faint); text-transform: uppercase; letter-spacing: 0.06em; line-height: 1.5; }
   
   .arch-tl-items { display: flex; flex-direction: column; gap: 7px; padding: 10px 0 10px 18px; border-left: 2px solid var(--arch-border); }
   
   .arch-tl-item {
       display: grid; grid-template-columns: 30px 1fr auto; gap: 10px; align-items: start;
       padding: 12px 14px;
       background: var(--im-card-bg);
       border: 1px solid var(--arch-border);
       border-radius: var(--im-radius-lg);
       cursor: pointer;
       transition: border-color .15s ease, box-shadow .15s ease, transform .15s ease;
       position: relative;
       box-shadow: var(--im-shadow-card);
   }
   .arch-tl-item::before {
       content: ''; position: absolute; left: -23px; top: 50%; transform: translateY(-50%);
       width: 8px; height: 8px; border-radius: 50%;
       background: var(--im-ink); border: 2px solid var(--arch-bar-bg);
   }
   .arch-tl-item:hover { transform: translateX(4px); border-color: var(--im-ink-soft); box-shadow: var(--im-shadow-lg); }
   
   /* ✅ NOUVEAU v2.1 — pastille de timeline teintée par système (classe optionnelle arch-tl-item--<system>) */
   .arch-tl-item--crm::before   { background: var(--arch-blue); }
   .arch-tl-item--dr::before    { background: var(--arch-purple); }
   .arch-tl-item--lp::before    { background: var(--arch-green); }
   .arch-tl-item--p1::before    { background: var(--arch-red); }
   .arch-tl-item--p2::before    { background: var(--arch-amber); }
   .arch-tl-item--agent::before { background: var(--arch-agent); }
   
   .arch-tl-item--highlighted {
       border-color: var(--im-ink) !important;
       background: var(--im-border-soft) !important;
       box-shadow: 0 0 0 3px var(--im-border) !important;
       animation: archPulse 2s ease;
   }
   @keyframes archPulse { 0%,100% { box-shadow: 0 0 0 3px var(--im-border); } 50% { box-shadow: 0 0 0 8px var(--im-border-soft); } }
   
   .arch-tl-num {
       width: 26px; height: 26px; border-radius: var(--im-radius-sm);
       background: var(--im-border-soft); color: var(--im-text);
       font-size: 11px; font-weight: 700;
       display: flex; align-items: center; justify-content: center; flex-shrink: 0;
   }
   .arch-tl-content { flex: 1; min-width: 0; }
   .arch-tl-page { font-size: 12px; font-weight: 700; color: var(--im-text); margin-bottom: 4px; word-break: break-word; }
   .arch-tl-action { font-size: 11px; color: var(--im-text-muted); line-height: 1.55; }
   .arch-tl-badge {
       display: inline-flex; align-items: center; justify-content: center;
       padding: 3px 9px; border-radius: var(--im-radius-full);
       font-size: 9px; font-weight: 700;
       background: var(--im-ink); color: var(--im-bg);
       flex-shrink: 0; align-self: flex-start; margin-top: 2px;
   }
   
   /* ════════════════════════════════════════════════════════════
      MODAL SYSTEM — aligné .im-modal — bannière teintée par système
   ════════════════════════════════════════════════════════════ */
   .arch-modal-overlay {
       position: fixed; inset: 0;
       background: var(--im-overlay-bg);
       backdrop-filter: blur(3px); -webkit-backdrop-filter: blur(3px);
       z-index: 10000; display: none; align-items: center; justify-content: center; padding: 16px;
   }
   .arch-modal-overlay.active { display: flex; animation: archFadeIn 0.15s ease; }
   
   .arch-modal {
       background: var(--im-card-bg);
       border: 1px solid var(--arch-border);
       border-radius: var(--im-radius-lg);
       width: 100%; max-width: 700px; max-height: 90vh;
       display: flex; flex-direction: column; overflow: hidden;
       box-shadow: var(--im-shadow-modal);
       position: relative;
   }
   
   .arch-modal-close {
       position: absolute; top: 14px; right: 14px;
       width: 28px; height: 28px; border-radius: var(--im-radius-sm);
       border: 1px solid var(--arch-border);
       background: var(--im-border-soft);
       color: var(--im-text-muted);
       cursor: pointer; display: flex; align-items: center; justify-content: center;
       font-size: 11px; z-index: 10; transition: var(--arch-transition);
   }
   .arch-modal-close:hover { background: var(--im-danger); color: #fff; border-color: var(--im-danger); }
   
   .arch-modal-header { padding: 20px 22px 16px; border-bottom: 1px solid var(--arch-border); flex-shrink: 0; }
   
   .arch-modal-sys-banner {
       display: inline-flex; align-items: center; gap: 8px;
       padding: 4px 12px; border-radius: var(--im-radius-full);
       font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em;
       background: var(--im-ink); color: var(--im-bg);
       margin-bottom: 14px;
   }
   /* ✅ NOUVEAU v2.1 — bannière teintée par système (classe posée en JS: arch-modal-sys-banner--<system>) */
   .arch-modal-sys-banner--crm   { background: var(--arch-blue);   color: #ffffff; }
   .arch-modal-sys-banner--dr    { background: var(--arch-purple); color: #ffffff; }
   .arch-modal-sys-banner--lp    { background: var(--arch-green);  color: #ffffff; }
   .arch-modal-sys-banner--p1    { background: var(--arch-red);    color: #ffffff; }
   .arch-modal-sys-banner--p2    { background: var(--arch-amber);  color: #ffffff; }
   .arch-modal-sys-banner--agent { background: var(--arch-agent);  color: #ffffff; }
   
   .arch-modal-status { display: inline-flex; align-items: center; padding: 2px 8px; border-radius: var(--im-radius-sm); font-size: 9px; font-weight: 700; background: rgba(255,255,255,.2); color: inherit; }
   .arch-modal-gap {
       display: inline-flex; align-items: center; padding: 2px 8px; border-radius: var(--im-radius-sm);
       background: rgba(255,255,255,.2); color: inherit; font-size: 8px; font-weight: 700;
       text-transform: uppercase; letter-spacing: 0.02em;
   }
   
   .arch-modal-title-row { display: flex; align-items: flex-start; gap: 14px; margin-bottom: 12px; }
   .arch-modal-icon-wrap {
       width: 48px; height: 48px; border-radius: var(--im-radius-md);
       background: var(--im-border-soft); border: 1px solid var(--arch-border);
       display: flex; align-items: center; justify-content: center; flex-shrink: 0;
   }
   .arch-modal-icon { font-size: 20px; color: var(--im-text); }
   /* ✅ NOUVEAU v2.1 — icône modal teintée par système (accompagne la bannière) */
   .arch-modal-sys-banner--crm   ~ .arch-modal-title-row .arch-modal-icon-wrap { background: var(--arch-blue-bg); }
   .arch-modal-sys-banner--crm   ~ .arch-modal-title-row .arch-modal-icon { color: var(--arch-blue); }
   .arch-modal-sys-banner--dr    ~ .arch-modal-title-row .arch-modal-icon-wrap { background: var(--arch-purple-bg); }
   .arch-modal-sys-banner--dr    ~ .arch-modal-title-row .arch-modal-icon { color: var(--arch-purple); }
   .arch-modal-sys-banner--lp    ~ .arch-modal-title-row .arch-modal-icon-wrap { background: var(--arch-green-bg); }
   .arch-modal-sys-banner--lp    ~ .arch-modal-title-row .arch-modal-icon { color: var(--arch-green); }
   .arch-modal-sys-banner--p1    ~ .arch-modal-title-row .arch-modal-icon-wrap { background: var(--arch-red-bg); }
   .arch-modal-sys-banner--p1    ~ .arch-modal-title-row .arch-modal-icon { color: var(--arch-red); }
   .arch-modal-sys-banner--p2    ~ .arch-modal-title-row .arch-modal-icon-wrap { background: var(--arch-amber-bg); }
   .arch-modal-sys-banner--p2    ~ .arch-modal-title-row .arch-modal-icon { color: var(--arch-amber); }
   .arch-modal-sys-banner--agent ~ .arch-modal-title-row .arch-modal-icon-wrap { background: var(--arch-agent-bg); }
   .arch-modal-sys-banner--agent ~ .arch-modal-title-row .arch-modal-icon { color: var(--arch-agent); }
   
   .arch-modal-title-text { flex: 1; min-width: 0; }
   .arch-modal-title { font-size: 19px; font-weight: 700; margin-bottom: 6px; line-height: 1.2; color: var(--im-text); }
   
   .arch-modal-file { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
   .arch-modal-file code {
       font-family: 'JetBrains Mono', 'Courier New', monospace; font-size: 11px;
       background: var(--im-border-soft); border: 1px solid var(--arch-border);
       border-radius: var(--im-radius-sm); padding: 2px 8px; color: var(--im-text-muted);
   }
   .arch-modal-phase-badge {
       display: inline-flex; align-items: center; padding: 3px 9px;
       border-radius: var(--im-radius-full); font-size: 9px; font-weight: 700;
       background: var(--im-border-soft); border: 1px solid var(--arch-border); color: var(--im-text-muted);
   }
   .arch-modal-phase-badge--cross { background: var(--im-border-soft); border-color: var(--arch-border); color: var(--im-ink-soft); }
   
   .arch-modal-summary { font-size: 13px; font-weight: 700; color: var(--im-text-muted); margin-bottom: 8px; line-height: 1.55; }
   .arch-modal-description {
       font-size: 12px; color: var(--im-text-faint); line-height: 1.75; white-space: pre-line;
       padding: 10px 14px; background: var(--im-border-soft); border-radius: var(--im-radius-sm);
       border-left: 3px solid var(--arch-border); margin-bottom: 12px;
   }
   
   .arch-modal-meta-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
   .arch-modal-meta-item { display: flex; align-items: center; gap: 6px; padding: 5px 10px; background: var(--im-border-soft); border: 1px solid var(--arch-border); border-radius: var(--im-radius-sm); }
   .arch-modal-meta-key { font-size: 10px; font-weight: 700; color: var(--im-text-faint); }
   .arch-modal-meta-val { font-size: 10px; font-weight: 700; color: var(--im-text-muted); }
   
   .arch-modal-tabs-nav { display: flex; border-bottom: 1px solid var(--arch-border); background: var(--im-border-soft); flex-shrink: 0; }
   .arch-modal-tab {
       flex: 1; padding: 10px 8px; font-size: 11px; font-weight: 700; color: var(--im-text-faint);
       background: transparent; border: none; border-bottom: 2px solid transparent; cursor: pointer;
       transition: var(--arch-transition); white-space: nowrap;
   }
   .arch-modal-tab:hover { color: var(--im-text-muted); }
   .arch-modal-tab.active { color: var(--im-text); border-bottom-color: var(--im-ink); background: var(--im-card-bg); }
   .arch-modal-panel.active { display: block; }
   
   .arch-modal-module {
       display: flex; align-items: flex-start; gap: 12px; padding: 10px 12px;
       background: var(--im-border-soft); border: 1px solid var(--arch-border); border-radius: var(--im-radius-sm);
       margin-bottom: 7px; transition: border-color .15s;
   }
   .arch-modal-module:last-child { margin-bottom: 0; }
   .arch-modal-module:hover { border-color: var(--im-ink-soft); }
   .arch-modal-module-icon {
       width: 30px; height: 30px; border-radius: var(--im-radius-sm);
       background: var(--im-surface); border: 1px solid var(--arch-border);
       color: var(--im-text); display: flex; align-items: center; justify-content: center; font-size: 12px; flex-shrink: 0;
   }
   .arch-modal-module-body { flex: 1; min-width: 0; }
   .arch-modal-module-label { font-size: 12px; font-weight: 700; color: var(--im-text); margin-bottom: 2px; }
   .arch-modal-module-desc { font-size: 11px; font-weight: 500; color: var(--im-text-muted); line-height: 1.5; }
   
   .arch-modal-conn {
       display: flex; align-items: center; gap: 10px; padding: 10px 12px;
       background: var(--im-border-soft); border: 1px solid var(--arch-border);
       border-left: 3px solid var(--im-ink); border-radius: var(--im-radius-sm);
       margin-bottom: 7px; cursor: pointer; transition: var(--arch-transition);
   }
   .arch-modal-conn:last-of-type { margin-bottom: 0; }
   .arch-modal-conn:hover { border-color: var(--im-ink-soft); transform: translateX(3px); }
   .arch-modal-conn-arrow { font-size: 16px; font-weight: 700; flex-shrink: 0; width: 20px; text-align: center; color: var(--im-text); }
   .arch-modal-conn-body { flex: 1; min-width: 0; }
   .arch-modal-conn-target { font-size: 11px; font-weight: 700; margin-bottom: 2px; }
   .arch-modal-conn-target span { color: var(--im-text); }
   .arch-modal-conn-label { font-size: 11px; color: var(--im-text-muted); }
   .arch-modal-conn-type {
       font-size: 9px; font-weight: 700; color: var(--im-text-faint);
       background: var(--im-surface); border: 1px solid var(--arch-border); padding: 2px 7px; border-radius: var(--im-radius-sm); flex-shrink: 0;
   }
   /* ✅ NOUVEAU v2.1 — accent connexion selon type (primary/secondary/action) */
   .arch-modal-conn--primary   { border-left-color: var(--arch-blue); }
   .arch-modal-conn--action    { border-left-color: var(--arch-green); }
   .arch-modal-conn--secondary { border-left-color: var(--im-text-faint); }
   
   .arch-modal-conn-legend { display: flex; gap: 16px; margin-top: 14px; padding-top: 10px; border-top: 1px solid var(--arch-border); font-size: 11px; color: var(--im-text-faint); flex-wrap: wrap; }
   
   .arch-modal-coverage-grid { display: flex; flex-wrap: wrap; gap: 7px; }
   .arch-modal-coverage-tag {
       display: inline-flex; align-items: center; padding: 5px 11px; border-radius: var(--im-radius-full);
       font-size: 10px; font-weight: 600; border: 1px solid var(--arch-border);
       background: var(--im-border-soft); color: var(--im-ink-soft); white-space: nowrap;
   }
   .arch-modal-coverage-tag i { color: var(--arch-green); }
   .arch-modal-empty { padding: 28px; text-align: center; font-size: 12px; color: var(--im-text-faint); }
   
   .arch-modal-footer {
       display: flex; align-items: center; justify-content: space-between; padding: 12px 20px;
       border-top: 1px solid var(--arch-border); background: var(--im-border-soft); flex-shrink: 0;
   }
   .arch-modal-footer-info { display: flex; align-items: center; gap: 5px; font-size: 11px; color: var(--im-text-faint); }
   
   .arch-modal-nav-btn {
       display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px;
       border-radius: var(--im-radius-sm); border: 1px solid var(--arch-border);
       background: var(--im-card-bg); color: var(--im-text);
       font-size: 11px; font-weight: 700; cursor: pointer; font-family: inherit; transition: var(--arch-transition);
   }
   .arch-modal-nav-btn:hover { border-color: var(--im-ink-soft); background: var(--im-border-soft); }
   
   /* ════════════════════════════════════════════════════════════
      GLOBAL SEARCH BAR — FIX focus + clear button + dropdown layout
    ════════════════════════════════════════════════════════════ */
    .arch-search-wrap { flex: 1; max-width: 380px; position: relative; }

    .arch-search-inner {
        display: flex; align-items: center; background: var(--im-border-soft);
        border: 1px solid var(--arch-border); border-radius: var(--im-radius-sm); padding: 0 10px;
        transition: var(--arch-transition);
    }
    .arch-search-inner:focus-within {
        border-color: var(--im-ink);
        box-shadow: 0 0 0 3px var(--im-border-soft), 0 0 0 4px var(--arch-border);
    }

    .arch-search-icon { font-size: 11px; color: var(--im-text-faint); flex-shrink: 0; pointer-events: none; }

    /* ✅ FIX — neutralise le :focus-visible global (outline noir épais moche) */
    .arch-search-input {
        flex: 1; background: transparent; border: none;
        outline: none !important;
        font-family: inherit; font-size: 12px; color: var(--im-text); padding: 8px;
        min-width: 0;
        box-shadow: none !important;
    }
    .arch-search-input:focus,
    .arch-search-input:focus-visible {
        outline: none !important;
        box-shadow: none !important;
    }
    .arch-search-input::placeholder { color: var(--im-text-faint); }

    /* ✅ FIX — bouton clear proprement centré, sans bordure/box parasite, masqué par défaut */
    .arch-search-clear {
        display: flex; align-items: center; justify-content: center;
        width: 22px; height: 22px;
        background: none; border: none; outline: none;
        color: var(--im-text-faint); cursor: pointer; font-size: 11px;
        padding: 0; margin: 0; flex-shrink: 0;
        border-radius: 50%;
        opacity: 0;
        pointer-events: none;
        transition: opacity 0.15s, color 0.15s, background 0.15s;
    }
    .arch-search-clear:hover { color: var(--im-danger); background: var(--im-danger-bg); }
    /* la classe est activée en JS via style.opacity — on force aussi pointer-events quand visible */
    .arch-search-wrap:has(.arch-search-input:not(:placeholder-shown)) .arch-search-clear {
        opacity: 1;
        pointer-events: auto;
    }

    /* ✅ FIX — dropdown résultats : largeur alignée, plus de débordement */
    .arch-search-results {
        display: none; position: absolute; top: calc(100% + 8px); left: 0; right: 0;
        background: var(--im-card-bg); border: 1px solid var(--arch-border);
        border-radius: var(--im-radius-lg); padding: 6px; z-index: 5000;
        box-shadow: var(--im-shadow-dropdown); max-height: 360px; overflow-y: auto;
        box-sizing: border-box;
        width: 100%;
        min-width: 340px; /* évite un dropdown trop étroit et texte écrasé */
    }
    .arch-search-results.visible { display: block; }

    .arch-search-item {
        display: flex; align-items: flex-start; gap: 10px;
        padding: 9px 10px; border-radius: var(--im-radius-sm);
        cursor: pointer; transition: background 0.12s;
    }
    .arch-search-item:hover, .arch-search-item--focused { background: var(--im-border-soft); }

    .arch-search-item-icon {
        width: 30px; height: 30px; border-radius: var(--im-radius-sm);
        display: flex; align-items: center; justify-content: center; font-size: 12px; flex-shrink: 0;
        background: var(--im-border-soft); color: var(--im-text);
        margin-top: 1px;
    }

    .arch-search-item-body { flex: 1; min-width: 0; }

    /* ✅ FIX — le nom et le badge système se répartissent proprement en ligne */
    .arch-search-item-name {
        font-size: 12px; font-weight: 700; color: var(--im-text);
        display: flex; align-items: baseline; gap: 6px; flex-wrap: wrap;
        line-height: 1.4;
    }

    .arch-search-item-file {
        font-size: 9px; font-weight: 600; color: var(--im-text-faint);
        font-family: 'JetBrains Mono', monospace;
        white-space: nowrap;
    }

    .arch-search-item-summary {
        font-size: 10px; color: var(--im-text-faint); margin-top: 3px;
        white-space: normal;              /* ✅ FIX — autorise le retour à la ligne au lieu de couper */
        overflow: hidden;
        display: -webkit-box;
        -webkit-line-clamp: 2;
        -webkit-box-orient: vertical;
        line-height: 1.4;
    }

    /* ✅ FIX — badge système : bloc propre à droite, ne wrap plus n'importe où */
    .arch-search-item-sys {
        font-size: 9px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.02em;
        flex-shrink: 0; color: var(--im-text-muted);
        background: var(--im-border-soft);
        border: 1px solid var(--arch-border);
        padding: 3px 8px;
        border-radius: var(--im-radius-full);
        align-self: flex-start;
        margin-top: 1px;
        white-space: nowrap;
    }
    .arch-search-item-sys--crm   { color: var(--arch-blue);   background: var(--arch-blue-bg);   border-color: transparent; }
    .arch-search-item-sys--dr    { color: var(--arch-purple); background: var(--arch-purple-bg); border-color: transparent; }
    .arch-search-item-sys--lp    { color: var(--arch-green);  background: var(--arch-green-bg);  border-color: transparent; }
    .arch-search-item-sys--p1    { color: var(--arch-red);    background: var(--arch-red-bg);    border-color: transparent; }
    .arch-search-item-sys--p2    { color: var(--arch-amber);  background: var(--arch-amber-bg);  border-color: transparent; }
    .arch-search-item-sys--agent { color: var(--arch-agent);  background: var(--arch-agent-bg);  border-color: transparent; }

    .arch-search-empty { padding: 16px; text-align: center; font-size: 12px; color: var(--im-text-faint); }
    .arch-search-mark { background: var(--im-border); color: var(--im-text); border-radius: 3px; padding: 0 2px; font-style: normal; }
   
   /* ════════════════════════════════════════════════════════════
      TOOLTIPS
   ════════════════════════════════════════════════════════════ */
   .arch-flow-tooltip, .arch-svg-tooltip {
       position: fixed; background: var(--im-ink); color: var(--im-bg);
       font-size: 11px; font-weight: 600; padding: 5px 11px; border-radius: var(--im-radius-sm);
       pointer-events: none; z-index: 9999; opacity: 0; transition: opacity 0.15s;
       max-width: 260px; box-shadow: var(--im-shadow-xl); white-space: normal; line-height: 1.4;
   }
   .arch-flow-tooltip.visible { opacity: 1; }
   .arch-svg-tooltip { display: none; }
   
   /* ════════════════════════════════════════════════════════════
      SVG CONNECTIONS OVERLAY
   ════════════════════════════════════════════════════════════ */
   .arch-connections-svg { position: fixed; top: 0; left: 0; width: 100vw; height: 100vh; pointer-events: none; z-index: 500; }
   .arch-svg-path { pointer-events: stroke; cursor: pointer; }
   
   /* ════════════════════════════════════════════════════════════
      TOAST
   ════════════════════════════════════════════════════════════ */
   .arch-toast-container { position: fixed; bottom: 24px; right: 24px; display: flex; flex-direction: column; gap: 8px; z-index: 99999; }
   .arch-toast {
       display: inline-flex; align-items: center; gap: 8px; padding: 10px 16px;
       border-radius: var(--im-radius-sm); font-size: 12px; font-weight: 600;
       background: var(--im-ink); color: var(--im-bg);
       box-shadow: var(--im-shadow-xl); opacity: 0; transform: translateY(10px);
       transition: opacity 0.25s ease, transform 0.25s ease; max-width: 320px;
   }
   .arch-toast--visible { opacity: 1; transform: translateY(0); }
   .arch-toast--success { border-left: 3px solid var(--im-success); }
   .arch-toast--info    { border-left: 3px solid var(--im-ink-soft); }
   .arch-toast--error   { border-left: 3px solid var(--im-danger); }
   
   /* ════════════════════════════════════════════════════════════
      ENTRANCE TRANSITIONS
   ════════════════════════════════════════════════════════════ */
   .arch-node, .arch-cross-node, .arch-tl-item, .arch-tl-group {
       transition: opacity 0.4s ease, transform 0.4s ease, box-shadow 0.2s ease, border-color 0.15s ease;
   }
   
   :focus-visible:not(.arch-search-input):not(.arch-ai-section-input) {
        outline: 1px solid var(--im-ink);
        outline-offset: 2px;
    }
   ::selection { background: var(--im-border); color: var(--im-text); }
   
   /* ════════════════════════════════════════════════════════════
      RESPONSIVE
   ════════════════════════════════════════════════════════════ */
   @media (max-width: 1200px) {
       .arch-header-meta { display: none; }
       .arch-view-btn span { display: none; }
       .arch-view-btn { padding: 5px 10px; }
       .arch-search-wrap { max-width: 240px; }
       .arch-cross-grid { grid-template-columns: repeat(auto-fill, minmax(175px, 1fr)); }
       .arch-timeline-wrapper { max-width: 100%; }
       .arch-stat-item { padding: 0 12px; }
       .arch-stat-value { font-size: 15px; }
   }
   
   @media (max-width: 900px) {
       .arch-search-wrap { max-width: 180px; }
       .arch-tl-group { grid-template-columns: 76px 1fr; }
       .arch-stat-item { padding: 0 8px; }
       .arch-stat-value { font-size: 13px; }
       .arch-stat-item--systems { display: none; }
       .arch-cross-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 8px; }
       .arch-action-btn span { display: none; }
       .arch-action-btn { padding: 6px 9px; }
   }
   
   @media (max-width: 768px) {
       :root { --arch-header-h: 52px; }
       .arch-header-inner { padding: 0 12px; gap: 8px; }
       .arch-logo-sub { display: none; }
       .arch-logo-text { font-size: 14px; }
       .arch-search-wrap { max-width: 150px; }
       .arch-search-input { font-size: 11px; }
       .arch-view { padding: 16px; }
       .arch-view-title h2 { font-size: 15px; }
       .arch-legend-bar { padding: 6px 14px; gap: 10px; }
       .arch-legend-item span:not(.arch-legend-dot):not(.arch-legend-arrow) { display: none; }
       .arch-legend-sep { display: none; }
       .arch-stats-bar { padding: 0 14px; }
       .arch-stats-inner { height: 44px; }
       .arch-stat-item { padding: 0 7px; }
       .arch-stat-value { font-size: 13px; }
       .arch-stat-label { font-size: 8px; }
       .arch-stat-sep { display: none; }
       .arch-stat-item--systems { display: none; }
       .arch-filter-panel { gap: 8px; }
       .arch-filter-buttons { gap: 4px; }
       .arch-filter-btn { font-size: 10px; padding: 4px 9px; }
       .arch-tl-group { grid-template-columns: 62px 1fr; }
       .arch-tl-epoch { padding: 10px 5px; }
       .arch-tl-epoch-icon { width: 28px; height: 28px; font-size: 11px; }
       .arch-tl-epoch-label { font-size: 7px; }
       .arch-tl-items { padding-left: 14px; }
       .arch-tl-item { grid-template-columns: 26px 1fr auto; gap: 8px; padding: 10px 12px; }
       .arch-tl-page { font-size: 11px; }
       .arch-tl-action { font-size: 10px; }
       .arch-tl-badge { font-size: 8px; padding: 2px 7px; }
       .arch-cross-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; }
       .arch-cross-phases { display: none; }
       .arch-matrix-scroll { max-height: calc(100vh - 190px); }
       .arch-modal-overlay { padding: 8px; align-items: flex-end; }
       .arch-modal { max-height: 94vh; border-radius: var(--im-radius-lg) var(--im-radius-lg) 0 0; max-width: 100%; }
       .arch-modal-header { padding: 16px 16px 12px; }
       .arch-modal-title { font-size: 16px; }
       .arch-modal-panel { padding: 12px 14px; }
       .arch-modal-footer { padding: 10px 14px; flex-direction: column; gap: 8px; align-items: flex-start; }
       .arch-modal-tab { font-size: 10px; padding: 8px 4px; }
       .arch-modal-meta-row { gap: 4px; }
       .arch-modal-meta-item { padding: 4px 8px; }
       .arch-modal-conn-type { display: none; }
       .arch-toast-container { bottom: 14px; right: 14px; left: 14px; }
       .arch-toast { max-width: 100%; }
   }
   
   @media (max-width: 480px) {
       :root { --arch-header-h: 48px; }
       .arch-search-wrap { display: none; }
       .arch-view { padding: 10px; }
       .arch-cross-grid { grid-template-columns: 1fr; }
       .arch-tl-group { grid-template-columns: 54px 1fr; }
       .arch-tl-epoch-icon { width: 24px; height: 24px; font-size: 10px; }
       .arch-tl-item { grid-template-columns: 24px 1fr; }
       .arch-tl-badge { display: none; }
       .arch-modal-title { font-size: 14px; }
       .arch-modal-title-row { gap: 10px; }
       .arch-modal-icon-wrap { width: 40px; height: 40px; }
       .arch-modal-icon { font-size: 16px; }
       .arch-view-btn { padding: 4px 7px; font-size: 10px; }
       .arch-view-controls { gap: 2px; }
       .arch-legend-bar { gap: 6px; }
       .arch-legend-dot { width: 7px; height: 7px; }
       .arch-legend-arrow { font-size: 12px; }
   }
   
   @media print {
       .arch-header, .arch-modal-overlay, .arch-connections-svg,
       .arch-toast-container, .arch-flow-tooltip, .arch-matrix-tooltip,
       .arch-search-wrap { display: none !important; }
       body { padding-top: 0; background: #fff; color: #000; }
       .arch-view { display: block !important; page-break-inside: avoid; }
       .arch-node, .arch-cross-node { break-inside: avoid; }
       .arch-swimlane-wrapper { overflow: visible; }
       .arch-swimlanes { min-width: auto; }
   }

   /* ════════════════════════════════════════════════════════════════════
   AJOUT — STRUCTURE SIDEBAR / HEADER (identique investment-memo.css)
════════════════════════════════════════════════════════════════════ */

/* ── APP LAYOUT ── */
#imApp { display: flex; min-height: 100vh; transition: var(--im-transition); }

body.arch-page { padding-top: 0 !important; }

/* ── SIDEBAR ── */
#imSidebar {
    width: var(--im-sidebar-width);
    height: 100vh;
    background: var(--im-sidebar-bg, var(--im-surface));
    border-right: 1px solid var(--im-border);
    display: flex;
    flex-direction: column;
    position: sticky;
    top: 0;
    flex-shrink: 0;
    z-index: 100;
    transition: width var(--im-transition), background .2s ease, border-color .2s ease;
    overflow: hidden;
}
.im-sidebar-collapsed #imSidebar { width: var(--im-sidebar-collapsed); }

.im-sidebar-logo {
    display: flex; align-items: center; justify-content: center; gap: 10px;
    padding: 18px 16px 14px; text-decoration: none; flex-shrink: 0; overflow: hidden;
    min-height: 56px; border-bottom: 1px solid var(--im-border-soft);
    transition: justify-content var(--im-transition), padding var(--im-transition);
}
.im-logo-icon { width: 0; height: 26px; object-fit: contain; flex-shrink: 0; opacity: 0; overflow: hidden; transition: opacity var(--im-transition), width var(--im-transition); pointer-events: none; display: block; }
.im-logo-text { height: 22px; max-width: 170px; width: auto; object-fit: contain; flex-shrink: 0; opacity: 1; display: block; transition: opacity var(--im-transition), max-width var(--im-transition); }
body.im-theme-dark .im-logo-text { filter: invert(1) brightness(1.8); }
.im-sidebar-collapsed .im-logo-icon { width: 28px; opacity: 1; overflow: visible; pointer-events: auto; }
.im-sidebar-collapsed .im-logo-text { max-width: 0; opacity: 0; overflow: hidden; pointer-events: none; }
.im-sidebar-collapsed .im-sidebar-logo { padding: 18px 6px 14px; gap: 0; }

.im-sidebar-scroll { flex: 1; overflow-y: auto; overflow-x: hidden; padding: 10px 0; scrollbar-width: thin; scrollbar-color: var(--im-border) transparent; }
.im-sidebar-scroll::-webkit-scrollbar { width: 4px; }
.im-sidebar-scroll::-webkit-scrollbar-thumb { background: var(--im-border); border-radius: 4px; }

.im-nav-label {
    font-size: 9px; font-weight: 700; color: var(--im-text-faint);
    text-transform: uppercase; letter-spacing: 0.08em; padding: 10px 20px 6px;
    white-space: nowrap; overflow: hidden; opacity: 1; transition: opacity var(--im-transition);
}
.im-sidebar-collapsed .im-nav-label { opacity: 0; height: 0; padding: 0; }

.im-nav-item {
    display: flex; align-items: center; gap: 12px; padding: 8px 12px; margin: 1px 10px;
    border-radius: var(--im-radius-sm); cursor: pointer; transition: var(--im-transition);
    color: var(--im-text-muted); overflow: hidden;
}
.im-nav-item:hover { background: var(--im-border-soft); color: var(--im-text); }
.im-nav-item.active { background: var(--im-ink); color: var(--im-bg); }
.im-nav-item.active .im-nav-icon { background: transparent !important; color: var(--im-bg) !important; }
.im-nav-item.active .im-nav-icon i { color: var(--im-bg) !important; }

.im-nav-icon {
    width: 28px; height: 28px; border-radius: var(--im-radius-sm);
    display: flex; align-items: center; justify-content: center; font-size: 12px;
    flex-shrink: 0; background: transparent; color: var(--im-text-muted);
    transition: var(--im-transition);
}
.im-nav-icon i { color: inherit; }
.im-nav-item:hover .im-nav-icon { color: var(--im-text); }

.im-nav-text { font-size: 12.5px; font-weight: 600; white-space: nowrap; flex: 1; opacity: 1; transition: opacity var(--im-transition); }
.im-sidebar-collapsed .im-nav-text { opacity: 0; pointer-events: none; }

.im-sidebar-footer { display: flex; align-items: center; justify-content: space-around; padding: 12px 10px; border-top: 1px solid var(--im-border-soft); gap: 4px; flex-shrink: 0; }
.im-sidebar-footer-btn { display: flex; flex-direction: column; align-items: center; gap: 4px; background: none; border: none; color: var(--im-text-muted); font-size: 10px; font-weight: 600; cursor: pointer; padding: 8px; border-radius: var(--im-radius-sm); transition: var(--im-transition); font-family: inherit; text-align: center; min-width: 48px; }
.im-sidebar-footer-btn i { font-size: 13px; }
.im-sidebar-footer-btn:hover { background: var(--im-border-soft); color: var(--im-text); }
.im-sidebar-collapsed .im-sidebar-footer-btn span { display: none; }
.im-sidebar-collapsed .im-sidebar-footer { flex-direction: column; gap: 4px; padding: 10px 6px; }

.im-sidebar-toggle {
    position: fixed; left: calc(var(--im-sidebar-width) - 14px); top: 50vh; transform: translateY(-50%);
    width: 26px; height: 26px; border-radius: 50%; background: var(--im-card-bg);
    border: 1px solid var(--im-border); color: var(--im-text-muted); font-size: 9px; cursor: pointer;
    display: flex; align-items: center; justify-content: center; z-index: 200;
    box-shadow: var(--im-shadow-md); transition: left var(--im-transition), background-color var(--im-transition), color var(--im-transition);
    flex-shrink: 0;
}
.im-sidebar-toggle:hover { background: var(--im-ink); border-color: var(--im-ink); color: var(--im-bg); }
.im-sidebar-collapsed .im-sidebar-toggle { left: calc(var(--im-sidebar-collapsed) - 14px); }

.im-sidebar-collapsed .im-nav-item { justify-content: center; padding: 10px 0 !important; }
.im-sidebar-collapsed .im-nav-icon { margin: 0 auto; }
.im-sidebar-collapsed .im-nav-item, .im-sidebar-collapsed .im-sidebar-footer-btn { width: calc(100% - 16px); box-sizing: border-box; }
.im-sidebar-collapsed .im-sidebar-footer-btn { display: flex; justify-content: center; align-items: center; width: 40px; height: 40px; padding: 0 !important; margin: 0 auto; }

/* ── MAIN / HEADER ── */
#imMain { flex: 1; display: flex; flex-direction: column; min-width: 0; transition: var(--im-transition); }

#imHeader {
    height: var(--im-header-height); background: var(--im-header-bg);
    backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--im-border); display: flex; align-items: center; gap: 10px;
    padding: 0 20px; position: sticky; top: 0; z-index: 90; flex-shrink: 0;
}

.im-breadcrumb { display: flex; align-items: center; gap: 8px; font-size: 13px; font-weight: 700; color: var(--im-text); white-space: nowrap; flex-shrink: 0; }
.im-breadcrumb i { color: var(--im-text-muted); font-size: 12px; }

.im-header-controls { display: flex; align-items: center; gap: 6px; flex-shrink: 0; }
.im-header-btn-label { white-space: nowrap; }

.im-header-dropdown-wrap { position: relative; flex-shrink: 0; }
.im-header-avatar {
    width: 30px; height: 30px; border-radius: 50%; background: var(--im-ink);
    display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700;
    color: var(--im-bg); cursor: pointer; overflow: hidden; flex-shrink: 0;
}
.im-header-avatar img { width: 100%; height: 100%; object-fit: cover; }

.im-dropdown-panel {
    position: absolute; top: calc(100% + 10px); right: 0; background: var(--im-card-bg);
    border: 1px solid var(--im-border); border-radius: var(--im-radius-lg);
    box-shadow: var(--im-shadow-dropdown); z-index: 999; min-width: 220px;
    animation: imDropIn 0.15s ease; overflow: hidden;
}
@keyframes imDropIn { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
.im-dropdown-divider { height: 1px; background: var(--im-border-soft); margin: 4px 0; }
.im-dropdown-item { display: flex; align-items: center; gap: 10px; width: 100%; background: none; border: none; color: var(--im-text); padding: 9px 16px; font-size: 12.5px; font-weight: 500; cursor: pointer; transition: var(--im-transition); font-family: inherit; text-align: left; }
.im-dropdown-item:hover { background: var(--im-border-soft); }
.im-dropdown-item i { width: 16px; color: var(--im-text-muted); font-size: 12px; }
.im-dropdown-item-danger { color: var(--im-danger) !important; }
.im-dropdown-item-danger:hover { background: var(--im-danger-bg) !important; }

.im-user-menu { width: 220px; }
.im-user-menu-info { padding: 14px 16px 10px; }
.im-user-menu-name { font-size: 13px; font-weight: 700; color: var(--im-text); margin-bottom: 2px; }
.im-user-menu-email { font-size: 11px; color: var(--im-text-muted); word-break: break-all; }

/* ── CONTENT WRAPPER ── */
#imContent { flex: 1; overflow: auto; padding: 28px 32px 0; }
#imContent .arch-view { padding: 0 0 28px; }
#imContent .arch-legend-bar,
#imContent .arch-stats-bar { margin: -28px -32px 0; padding-left: 32px; padding-right: 32px; border-radius: 0; }
#imContent .arch-stats-bar { margin-top: 0; }

/* ── TOAST (compat im-toast si utilisé) ── */
.im-toast {
    position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(80px);
    background: var(--im-ink); color: var(--im-bg); padding: 11px 20px; border-radius: var(--im-radius-sm);
    font-size: 13px; font-weight: 600; box-shadow: var(--im-shadow-xl); z-index: 99999;
    opacity: 0; transition: transform 0.25s ease, opacity 0.25s ease; white-space: nowrap;
    max-width: 440px; display: flex; align-items: center; gap: 8px; pointer-events: none;
}
.im-toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ── MOBILE HAMBURGER + BACKDROP ── */
.im-mobile-hamburger { display: none; width: 34px; height: 34px; align-items: center; justify-content: center; background: none; border: 1px solid var(--arch-border); border-radius: var(--im-radius-sm); color: var(--im-text); font-size: 15px; cursor: pointer; flex-shrink: 0; }
#imMobileBackdrop { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.5); z-index: 998; }
#imMobileBackdrop.open { display: block; }

/* ── RESPONSIVE SIDEBAR / HEADER (mobile) ── */
@media (max-width: 768px) {
    :root { --im-sidebar-width: 280px; --im-header-height: 52px; }
    #imSidebar { position: fixed; left: 0; top: 0; height: 100vh; transform: translateX(-100%); transition: transform 0.25s ease, width var(--im-transition); z-index: 999; width: 280px !important; box-shadow: var(--im-shadow-xl); }
    #imSidebar.open { transform: translateX(0); }
    .im-sidebar-toggle { display: none !important; }
    #imSidebar .im-logo-icon { width: 0 !important; opacity: 0 !important; pointer-events: none !important; }
    #imSidebar .im-logo-text { max-width: 200px !important; opacity: 1 !important; }
    #imSidebar .im-sidebar-logo { justify-content: flex-start !important; gap: 10px !important; padding: 18px 16px 14px !important; }
    .im-nav-text, .im-nav-label { opacity: 1 !important; pointer-events: auto !important; }
    #imMain {
        margin-left: 0 !important; /* la sidebar devient un panneau off-canvas en mobile */
    }
    #imHeader { padding: 0 14px; gap: 8px; }
    .im-mobile-hamburger { display: flex; }
    .im-header-btn-label { display: none; }
    #imContent { padding: 18px 18px 0; }
    #imContent .arch-legend-bar,
    #imContent .arch-stats-bar { margin: -18px -18px 0; padding-left: 18px; padding-right: 18px; }
}

/* ── COLLAPSED STATE — layout global ── */
.im-sidebar-collapsed #imMain { flex: 1 1 auto; min-width: 0; width: 100%; }
#imApp { width: 100%; }
#imApp.im-sidebar-collapsed #imMain { margin: 0; }

:focus-visible:not(.arch-search-input):not(.arch-ai-section-input) {
  outline: 1px solid var(--im-ink);
  outline-offset: 2px;
}
::selection { background: var(--im-border); color: var(--im-text); }

/* ════════════════════════════════════════════════════════════════════
   AI ASSISTANT — SECTION INLINE EN HAUT DE PAGE
════════════════════════════════════════════════════════════════════ */
.arch-ai-section {
  background: var(--im-card-bg);
  border: 1px solid var(--im-border);
  border-radius: var(--im-radius-lg);
  margin-bottom: 40px;
  overflow: hidden;
  box-shadow: var(--im-shadow-card);
  display: flex;
  flex-direction: column;
}

.arch-ai-section-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--im-border-soft);
  background: var(--im-border-soft);
}
.arch-ai-section-badge { display: flex; align-items: center; gap: 10px; }
.arch-ai-section-badge-logo { width: 22px; height: 22px; object-fit: contain; }
.arch-ai-section-badge-title { font-size: 13px; font-weight: 700; color: var(--im-text); }
.arch-ai-section-clear {
  background: none; border: 1px solid var(--im-border); color: var(--im-text-muted);
  width: 30px; height: 30px; border-radius: var(--im-radius-sm); cursor: pointer;
  display: flex; align-items: center; justify-content: center; font-size: 12px;
  transition: var(--im-transition);
}
.arch-ai-section-clear:hover { background: var(--im-danger-bg); color: var(--im-danger); border-color: transparent; }

.arch-ai-section-messages {
  min-height: 220px; max-height: 440px; overflow-y: auto;
  padding: 20px; display: flex; flex-direction: column; gap: 14px;
  background: var(--im-card-bg);
}

.arch-ai-section-welcome { text-align: center; padding: 28px 20px; color: var(--im-text-muted); }
.arch-ai-section-welcome-icon { width: 44px; height: 44px; margin: 0 auto 12px; opacity: .9; }
.arch-ai-section-welcome-icon img { width: 100%; height: 100%; object-fit: contain; }
.arch-ai-section-welcome-title { font-size: 15px; font-weight: 700; color: var(--im-text); margin-bottom: 8px; }
.arch-ai-section-welcome-sub { font-size: 12.5px; line-height: 1.7; max-width: 440px; margin: 0 auto; }

.arch-ai-msg { display: flex; gap: 10px; align-items: flex-start; }
.arch-ai-msg.user { flex-direction: row-reverse; }
.arch-ai-avatar {
  width: 30px; height: 30px; min-width: 30px; border-radius: var(--im-radius-sm);
  overflow: hidden; flex-shrink: 0; background: var(--im-border-soft);
  display: flex; align-items: center; justify-content: center;
  border: 1px solid var(--im-border);
}
.arch-ai-avatar img { width: 100%; height: 100%; object-fit: contain; padding: 3px; }
.arch-ai-avatar.user-avatar { background: var(--im-ink); color: var(--im-bg); font-size: 12px; font-weight: 700; overflow: hidden; }
.arch-ai-avatar.user-avatar img { padding: 0; object-fit: cover; }
.arch-ai-bubble { max-width: 78%; padding: 12px 15px; border-radius: var(--im-radius-md); font-size: 13px; line-height: 1.65; }
/* ✅ NOUVEAU v2.1 — bulle AI avec très légère touche indigo (accent doux, reste lisible) */
.arch-ai-bubble.ai { background: var(--im-border-soft); border: 1px solid var(--im-border); border-left: 2px solid var(--arch-agent); color: var(--im-text); }
.arch-ai-bubble.user { background: var(--im-ink); color: var(--im-bg); }

.arch-ai-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 10px; }
.arch-ai-action-btn {
  display: inline-flex; align-items: center; gap: 5px; padding: 6px 12px;
  border-radius: var(--im-radius-full); font-size: 11px; font-weight: 700;
  text-decoration: none; border: 1px solid var(--arch-agent); color: var(--arch-agent);
  background: var(--arch-agent-bg); cursor: pointer; transition: var(--im-transition);
}
.arch-ai-action-btn:hover { background: var(--arch-agent); color: #ffffff; }

.arch-ai-section-chips {
  padding: 10px 18px; display: flex; flex-wrap: wrap; gap: 7px;
  border-top: 1px solid var(--im-border-soft); flex-shrink: 0;
}
.arch-ai-section-chip {
  padding: 6px 13px; background: var(--im-border-soft); border: 1px solid var(--im-border);
  border-radius: var(--im-radius-full); font-size: 11px; font-weight: 600;
  color: var(--im-text-muted); cursor: pointer; white-space: nowrap; transition: var(--im-transition);
}
.arch-ai-section-chip:hover { color: var(--arch-agent); border-color: var(--arch-agent); background: var(--arch-agent-bg); }

.arch-ai-section-input-bar {
  padding: 14px 18px; display: flex; gap: 10px; align-items: center;
  border-top: 1px solid var(--im-border-soft); flex-shrink: 0;
}
.arch-ai-section-input {
  flex: 1; border: 1px solid var(--im-border); border-radius: var(--im-radius-sm);
  padding: 10px 14px; font-size: 13px; outline: none; font-family: inherit;
  background: var(--im-input-bg); color: var(--im-text);
}
.arch-ai-section-input:focus { border-color: var(--arch-agent); }
.arch-ai-section-send {
  width: 38px; height: 38px; min-width: 38px; background: var(--arch-agent);
  border: none; border-radius: var(--im-radius-sm); color: #ffffff; cursor: pointer;
  font-size: 13px; display: flex; align-items: center; justify-content: center;
  transition: var(--im-transition);
  position: relative;
}
.arch-ai-section-send:hover { opacity: .85; }
.arch-ai-section-send:disabled { opacity: .4; cursor: not-allowed; }

/* ── Thinking Block ── */
@keyframes archRingSpin { to { transform: rotate(360deg); } }
.arch-ai-think { margin-bottom: 10px; border: 1px solid var(--im-border); border-radius: var(--im-radius-sm); background: var(--im-card-bg); overflow: hidden; transition: var(--im-transition); max-width: 78%; }
.arch-ai-think.is-active { border-color: var(--arch-agent); }
.arch-ai-think-header { display: flex; align-items: center; gap: 10px; width: 100%; padding: 9px 13px; background: transparent; border: none; cursor: pointer; font-family: inherit; text-align: left; }
.arch-ai-think-header:hover { background: var(--im-border-soft); }
.arch-ai-think-icon { position: relative; width: 16px; height: 16px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.arch-ai-think-ring { position: absolute; inset: -3px; border-radius: 50%; border: 1.5px solid var(--im-border); border-top-color: var(--arch-agent); animation: archRingSpin 0.85s linear infinite; opacity: 1; transition: opacity .2s ease; }
.arch-ai-think:not(.is-active) .arch-ai-think-ring { opacity: 0; }
.arch-ai-think-logo { width: 11px; height: 11px; object-fit: contain; opacity: 0.85; }
.arch-ai-think-label { flex: 1; font-size: 11.5px; font-weight: 600; color: var(--im-text); }
.arch-ai-think-chev { font-size: 10px; color: var(--im-text-muted); transition: transform .2s ease; flex-shrink: 0; }
.arch-ai-think.is-open .arch-ai-think-chev { transform: rotate(180deg); }
.arch-ai-think-body { max-height: 0; overflow: hidden; transition: max-height .3s ease; }
.arch-ai-think.is-open .arch-ai-think-body { max-height: 220px; overflow-y: auto; }
.arch-ai-think-text { padding: 2px 13px 12px 39px; font-size: 11.5px; line-height: 1.6; color: var(--im-text-muted); font-style: italic; white-space: pre-wrap; border-top: 1px solid var(--im-border-soft); margin-top: 2px; padding-top: 9px; }

@media (max-width: 768px) {
  .arch-ai-section-messages { max-height: 340px; }
  .arch-ai-bubble, .arch-ai-think { max-width: 90%; }
}

.arch-ai-send-spinner {
  display: inline-block;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1.5px solid rgba(255,255,255,0.3);
  border-top-color: #ffffff;
  animation: archSendSpin 0.65s linear infinite;
}
@keyframes archSendSpin { to { transform: rotate(360deg); } }

/* ════════════════════════════════════════════════════════════════════
   TRI-LOGO — Claude/OpenAI/Gemini superposés
════════════════════════════════════════════════════════════════════ */
.im-tri-logo {
  position: relative;
  width: 26px;
  height: 18px;
  flex-shrink: 0;
  display: inline-block;
}

.im-tri-logo-img {
  position: absolute;
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  object-fit: contain;
  background: var(--im-card-bg);
  border: 1.5px solid var(--im-card-bg);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
  transition: transform var(--im-transition);
}

.im-tri-logo-c { left: 0;  top: 1px; z-index: 1; }
.im-tri-logo-o { left: 7px; top: 1px; z-index: 2; }
.im-tri-logo-g { left: 14px; top: 1px; z-index: 3; }

.im-nav-item:hover .im-tri-logo-c { transform: translateX(-1px); }
.im-nav-item:hover .im-tri-logo-g { transform: translateX(1px); }

.im-nav-item.active .im-tri-logo-img {
  border-color: var(--im-ink);
}

.im-sidebar-collapsed .im-nav-item .im-tri-logo {
  margin: 0 auto;
}

body.im-theme-dark .im-tri-logo-img {
  background: var(--im-card-bg);
  border-color: var(--im-card-bg);
}

/* ════════════════════════════════════════════════════════════
   TRI-LOGO — Modal (agent-builder)
════════════════════════════════════════════════════════════ */
.arch-tri-logo {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.arch-tri-logo-img {
  position: absolute;
  width: 13px;
  height: 13px;
  object-fit: contain;
  border-radius: 50%;
  background: var(--im-card-bg);
  padding: 1px;
  box-shadow: 0 0 0 1.5px var(--im-card-bg);
}

.arch-tri-logo-c { top: 2px;  left: 50%; transform: translateX(-50%); z-index: 3; }
.arch-tri-logo-o { bottom: 1px; left: 2px;  z-index: 2; }
.arch-tri-logo-g { bottom: 1px; right: 2px; z-index: 1; }

.arch-tri-logo-lg .arch-tri-logo-img { width: 17px; height: 17px; }
.arch-tri-logo-lg .arch-tri-logo-c { top: 3px; }
.arch-tri-logo-lg .arch-tri-logo-o,
.arch-tri-logo-lg .arch-tri-logo-g { bottom: 2px; }

/* ════════════════════════════════════════════════════════════════════
   RESPONSIVE MOBILE COMPLÉMENTAIRE
════════════════════════════════════════════════════════════════════ */

html, body { max-width: 100vw; overflow-x: hidden; }
#imApp, #imMain, #imContent { max-width: 100vw; }

@media (max-width: 1024px) {
  .im-header-controls { display: none !important; }
}

@media (max-width: 768px) {
  #imHeader { flex-wrap: nowrap; overflow: hidden; }
  .im-breadcrumb span { max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  .arch-view-controls { margin-left: 4px !important; }
  .arch-header-actions { display: none !important; }
  .im-header-avatar { width: 28px; height: 28px; font-size: 11px; }
}

@media (max-width: 768px) {
  .arch-ai-section { margin-bottom: 20px; border-radius: var(--im-radius-md); }
  .arch-ai-section-header { padding: 10px 12px; }
  .arch-ai-section-badge-title { font-size: 12px; }
  .arch-ai-section-messages { min-height: 160px; max-height: 300px; padding: 14px 12px; gap: 10px; }
  .arch-ai-section-welcome { padding: 18px 10px; }
  .arch-ai-section-welcome-icon { width: 36px; height: 36px; }
  .arch-ai-section-welcome-title { font-size: 13px; }
  .arch-ai-section-welcome-sub { font-size: 11.5px; }
  .arch-ai-bubble, .arch-ai-think { max-width: 100%; font-size: 12.5px; }
  .arch-ai-avatar { width: 26px; height: 26px; min-width: 26px; }
  .arch-ai-section-chips { padding: 8px 12px; gap: 5px; overflow-x: auto; flex-wrap: nowrap; -webkit-overflow-scrolling: touch; }
  .arch-ai-section-chips::-webkit-scrollbar { display: none; }
  .arch-ai-section-chip { flex-shrink: 0; font-size: 10.5px; padding: 5px 11px; }
  .arch-ai-section-input-bar { padding: 10px 12px; }
  .arch-ai-section-input { font-size: 12.5px; padding: 9px 12px; }
  .arch-ai-section-send { width: 34px; height: 34px; min-width: 34px; }
}

@media (max-width: 480px) {
  .arch-ai-section-messages { max-height: 260px; }
  .arch-ai-actions { flex-direction: column; align-items: stretch; }
  .arch-ai-action-btn { justify-content: center; }
}

@media (max-width: 768px) {
  .arch-swimlane-header { font-size: 9px; padding: 7px 12px; }
  .arch-swimlane-body { padding: 12px 8px; }
  .arch-node { width: 132px; min-height: 88px; padding: 10px; }
  .arch-node-icon { width: 26px; height: 26px; font-size: 12px; }
  .arch-node-name { font-size: 9px; }
  .arch-node-sub { font-size: 8px; }
  .arch-flow-arrow { width: 20px; }
  .arch-conversion-label { font-size: 8px; padding: 2px 7px; }
  .arch-swimlanes { min-width: 1100px; }
}

@media (max-width: 480px) {
  .arch-node { width: 112px; min-height: 78px; padding: 8px; }
  .arch-node-icon { width: 22px; height: 22px; font-size: 10px; }
  .arch-swimlanes { min-width: 920px; }
}

@media (max-width: 768px) {
  .arch-matrix-table { min-width: 820px; font-size: 10px; }
  .arch-matrix-feature-col { min-width: 160px; max-width: 200px; font-size: 9px; padding: 8px 10px; }
  .arch-matrix-feature-label { max-width: 200px; font-size: 10px; padding: 6px 10px; }
  .arch-matrix-th { font-size: 9px; padding: 6px 4px; }
  .arch-matrix-th > span { padding: 2px 7px; }
  .arch-matrix-col-label { font-size: 8px; padding: 5px 3px; }
  .arch-matrix-cell { padding: 5px 3px; }
  .arch-matrix-cell-icon { font-size: 11px; }
}

@media (max-width: 380px) {
  .arch-cross-node { padding: 12px; }
  .arch-cross-icon { width: 28px; height: 28px; font-size: 11px; }
  .arch-cross-name { font-size: 10px; }
  .arch-cross-desc { font-size: 9px; }
}

@media (max-width: 480px) {
  .arch-modal-tabs-nav { flex-wrap: wrap; }
  .arch-modal-tab { flex: 1 1 33%; font-size: 9px; padding: 7px 4px; }
  .arch-modal-file { flex-direction: column; align-items: flex-start; gap: 6px; }
  .arch-modal-conn { flex-wrap: wrap; }
  .arch-modal-conn-body { min-width: 100%; order: 3; }
}

@media (max-width: 400px) {
  .arch-tl-num { width: 20px; height: 20px; font-size: 9px; }
  .arch-tl-content { min-width: 0; }
  .arch-tl-page { font-size: 10px; word-break: break-word; }
  .arch-tl-action { font-size: 9px; }
}

@media (max-width: 480px) {
  .arch-tri-logo-img { width: 11px; height: 11px; }
}

@media (max-width: 480px) {
  .arch-search-results {
    position: fixed;
    top: var(--arch-header-h, 48px);
    left: 8px; right: 8px;
    max-height: 60vh;
  }
}

@media (max-width: 480px) {
  .arch-filter-panel { flex-wrap: nowrap; overflow-x: auto; -webkit-overflow-scrolling: touch; padding-bottom: 4px; }
  .arch-filter-panel::-webkit-scrollbar { display: none; }
  .arch-filter-title { flex-shrink: 0; }
  .arch-filter-buttons { flex-wrap: nowrap; }
  .arch-filter-btn { flex-shrink: 0; }
}

@media (max-width: 480px) {
  .arch-stats-inner { height: 40px; }
  .arch-stat-item { padding: 0 6px; }
  .arch-stat-value { font-size: 12px; }
  .arch-stat-label { font-size: 7px; }
}

@media (max-width: 768px) {
  .im-nav-item, .im-sidebar-footer-btn, .arch-view-btn,
  .arch-modal-close, .arch-search-clear, .arch-ai-section-send {
    min-height: 36px;
  }
}

@media (max-width: 768px) {
  body.im-sidebar-mobile-open { overflow: hidden; }
}

/* ════════════════════════════════════════════════════════════════════
   FIX — Centrage sidebar collapsed (identique v2.0, conservé)
════════════════════════════════════════════════════════════════════ */
.im-sidebar-collapsed .im-sidebar-scroll,
.im-sidebar-collapsed .im-sidebar-scroll nav {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  width: 100% !important;
}

.im-sidebar-collapsed .im-nav-item {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 40px !important;
  height: 40px !important;
  padding: 0 !important;
  margin: 2px auto !important;
  gap: 0 !important;
  box-sizing: border-box !important;
}

.im-sidebar-collapsed .im-nav-icon {
  margin: 0 !important;
  width: 28px;
  height: 28px;
  flex-shrink: 0;
}

.im-sidebar-collapsed .im-nav-text,
.im-sidebar-collapsed .im-nav-badge,
.im-sidebar-collapsed .im-nav-label {
  display: none !important;
}

.im-sidebar-collapsed .aws-nav-tool-link,
.im-sidebar-collapsed .aws-platform-folder {
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
  width: 40px !important;
  margin: 2px auto !important;
  padding: 0 !important;
  gap: 0 !important;
}
.im-sidebar-collapsed .aws-nav-tool-link span,
.im-sidebar-collapsed .aws-platform-folder span,
.im-sidebar-collapsed .aws-nav-tool-badge,
.im-sidebar-collapsed .aws-platform-submenu,
.im-sidebar-collapsed .arrow {
  display: none !important;
}

.im-sidebar-collapsed .im-sidebar-footer {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  gap: 6px !important;
  padding: 10px 0 !important;
}
.im-sidebar-collapsed .im-sidebar-footer-btn {
  width: 40px !important;
  height: 40px !important;
  margin: 0 auto !important;
  padding: 0 !important;
  display: flex !important;
  align-items: center !important;
  justify-content: center !important;
}
.im-sidebar-collapsed .im-sidebar-footer-btn span { display: none !important; }

/* ════════════════════════════════════════════════════════════════════
   FIX — Scroll interne des modaux (identique v2.0, conservé)
════════════════════════════════════════════════════════════════════ */
#arch-modal-content {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  width: 100%;
}

#arch-modal-content .arch-modal-header,
#arch-modal-content .arch-modal-tabs-nav,
#arch-modal-content .arch-modal-footer {
  flex-shrink: 0;
}

#arch-modal-content .arch-modal-tabs-content {
  flex: 1;
  min-height: 0;
  max-height: none;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.arch-modal {
  display: flex;
  flex-direction: column;
  max-height: 90vh;
  overflow: hidden;
}

/* ══════════════════════════════════════════════════════════════
   AJOUT — GLASS SILVER SYSTEM (identique workspace-hub)
   Boutons + Sidebar nav + Section AI en verre argenté dégradé
══════════════════════════════════════════════════════════════ */

:root,
body.im-theme-light {
    --arch-glass-bg:        rgba(10,10,10,.05);
    --arch-glass-bg-hover:  rgba(10,10,10,.09);
    --arch-glass-border:    rgba(10,10,10,.12);
    --arch-glass-border-hv: rgba(10,10,10,.22);
    --arch-glass-shadow:    0 8px 20px rgba(0,0,0,.08);
    --arch-glass-inset:     inset 0 1px 0 rgba(255,255,255,.6);
    --arch-glass-grad:      linear-gradient(135deg, rgba(255,255,255,.9), rgba(226,232,240,.55));
    --arch-glass-grad-hv:   linear-gradient(135deg, rgba(255,255,255,1), rgba(226,232,240,.75));
}

body.im-theme-dark {
    --arch-glass-bg:        rgba(255,255,255,.10);
    --arch-glass-bg-hover:  rgba(255,255,255,.18);
    --arch-glass-border:    rgba(255,255,255,.22);
    --arch-glass-border-hv: rgba(255,255,255,.38);
    --arch-glass-shadow:    0 8px 24px rgba(0,0,0,.18);
    --arch-glass-inset:     inset 0 1px 0 rgba(255,255,255,.14);
    --arch-glass-grad:      linear-gradient(135deg, rgba(255,255,255,.22), rgba(203,213,225,.06));
    --arch-glass-grad-hv:   linear-gradient(135deg, rgba(255,255,255,.30), rgba(203,213,225,.10));
}

/* ── Boutons primaires : view controls actifs, send, modal nav ─────── */
.arch-view-btn.active,
.arch-filter-btn.active,
.arch-filter-btn--all.active,
.im-nav-item.active,
.arch-ai-section-send,
.arch-ai-action-btn:hover {
    background: var(--arch-glass-grad) !important;
    color: var(--im-text) !important;
    border: 1px solid var(--arch-glass-border-hv) !important;
    backdrop-filter: blur(14px) saturate(160%);
    -webkit-backdrop-filter: blur(14px) saturate(160%);
    box-shadow: var(--arch-glass-inset), var(--arch-glass-shadow);
    position: relative;
    overflow: hidden;
}

.im-nav-item.active .im-nav-icon,
.im-nav-item.active .im-nav-text {
    color: var(--im-text) !important;
}

.arch-view-btn.active::before,
.im-nav-item.active::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.5), transparent);
    pointer-events: none;
}

/* ── Boutons secondaires : header actions, filtres, sidebar footer ── */
.arch-action-btn,
.arch-view-btn:not(.active),
.arch-filter-btn:not(.active),
.im-sidebar-footer-btn,
.im-dropdown-item,
.arch-modal-nav-btn,
.arch-modal-tab.active,
.im-header-avatar,
.im-sidebar-toggle,
.arch-ai-section-chip,
.arch-ai-section-clear,
.arch-search-clear {
    background: var(--arch-glass-bg) !important;
    border: 1px solid var(--arch-glass-border) !important;
    backdrop-filter: blur(10px) saturate(150%);
    -webkit-backdrop-filter: blur(10px) saturate(150%);
    transition: var(--arch-transition, all .15s ease);
}
.arch-action-btn:hover,
.arch-view-btn:not(.active):hover,
.arch-filter-btn:not(.active):hover,
.im-sidebar-footer-btn:hover,
.im-dropdown-item:hover,
.arch-modal-nav-btn:hover,
.im-sidebar-toggle:hover,
.arch-ai-section-chip:hover,
.arch-ai-section-clear:hover {
    background: var(--arch-glass-bg-hover) !important;
    border-color: var(--arch-glass-border-hv) !important;
    color: var(--im-text) !important;
}

/* Le fond blanc plein d'origine sur .im-header-avatar / arch-ai-section-send garde son accent
   mais passe en verre pour cohérence visuelle globale */
.im-header-avatar {
    background: var(--arch-glass-grad) !important;
    color: var(--im-text) !important;
}

/* ── Sidebar nav (hover / non actif) ─────────────────────────────── */
.im-nav-item:hover,
.aws-nav-tool-link:hover,
.aws-platform-folder:hover {
    background: var(--arch-glass-bg) !important;
    backdrop-filter: blur(8px) saturate(150%);
    -webkit-backdrop-filter: blur(8px) saturate(150%);
}

/* ── Card "AI Architecture Assistant" — même traitement que la hero card ── */
.arch-ai-section {
    background: var(--arch-glass-grad) !important;
    border: 1px solid var(--arch-glass-border) !important;
    backdrop-filter: blur(18px) saturate(170%);
    -webkit-backdrop-filter: blur(18px) saturate(170%);
    box-shadow: var(--arch-glass-inset), var(--arch-glass-shadow);
    position: relative;
    overflow: hidden;
}
.arch-ai-section::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,.5), transparent);
    pointer-events: none;
}
.arch-ai-section-header,
.arch-ai-section-messages,
.arch-ai-section-chips,
.arch-ai-section-input-bar {
    background: transparent !important;
}
.arch-ai-section-input {
    background: var(--arch-glass-bg) !important;
    border: 1px solid var(--arch-glass-border) !important;
    backdrop-filter: blur(8px);
}
.arch-ai-section-input:focus {
    border-color: var(--arch-agent) !important;
}

/* ── Modal close / header ─────────────────────────────────────────── */
.arch-modal-close {
    background: var(--arch-glass-bg) !important;
    border: 1px solid var(--arch-glass-border) !important;
    backdrop-filter: blur(8px);
}
.arch-modal-close:hover {
    background: var(--im-danger) !important;
    border-color: var(--im-danger) !important;
    color: #fff !important;
}

/* ── Search bar ──────────────────────────────────────────────────── */
.arch-search-inner {
    background: var(--arch-glass-bg) !important;
    border: 1px solid var(--arch-glass-border) !important;
    backdrop-filter: blur(10px) saturate(150%);
    -webkit-backdrop-filter: blur(10px) saturate(150%);
}
.arch-search-inner:focus-within {
    border-color: var(--arch-glass-border-hv) !important;
    box-shadow: var(--arch-glass-inset), var(--arch-glass-shadow) !important;
}

/* ── Badges header (arch-badge) — léger verre pour homogénéité ─────── */
.arch-badge {
    background: var(--arch-glass-bg) !important;
    border: 1px solid var(--arch-glass-border) !important;
    backdrop-filter: blur(6px);
}

/* ══════════════════════════════════════════════════════════
   FIX — Sidebar réellement fixe (ne scrolle plus avec la page)
════════════════════════════════════════════════════════════ */
#imSidebar {
  width: var(--im-sidebar-width);
  height: 100vh;
  background: var(--im-sidebar-bg, var(--im-surface));
  border-right: 1px solid var(--im-border);
  display: flex;
  flex-direction: column;
  position: fixed;      /* ← remplace sticky */
  top: 0;
  left: 0;
  flex-shrink: 0;
  z-index: 100;
  transition: width var(--im-transition), background .2s ease, border-color .2s ease;
  overflow: hidden;
}
.im-sidebar-collapsed #imSidebar { width: var(--im-sidebar-collapsed); }

/* Le contenu principal doit maintenant compenser la sidebar fixe */
#imMain {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  margin-left: var(--im-sidebar-width);
  transition: margin-left var(--im-transition);
}
.im-sidebar-collapsed #imMain {
  margin-left: var(--im-sidebar-collapsed);
}

/* Le toggle bouton doit rester positionné par rapport au viewport (déjà fixed, on garde) */
.im-sidebar-toggle {
  position: fixed;
  left: calc(var(--im-sidebar-width) - 14px);
  top: 50vh;
  transform: translateY(-50%);
  transition: left var(--im-transition), background-color var(--im-transition), color var(--im-transition);
}
.im-sidebar-collapsed .im-sidebar-toggle {
  left: calc(var(--im-sidebar-collapsed) - 14px);
}

/* ══════════════════════════════════════════════════════════
   FIX — Suppression des traits gris parasites dans le dropdown user
════════════════════════════════════════════════════════════ */
.im-dropdown-panel {
  padding: 4px 0; /* évite que les boutons touchent les bords et créent un effet de ligne */
}

.im-dropdown-item {
  border: none !important;
  outline: none !important;
  box-shadow: none !important;
  background: transparent !important;
}
.im-dropdown-item:hover {
  background: var(--im-border-soft) !important;
}

/* Le seul séparateur autorisé = celui-ci, fin et centré, sans double-bordure */
.im-dropdown-divider {
  height: 1px;
  background: var(--im-border-soft);
  border: none !important;
  margin: 4px 8px; /* marge horizontale pour éviter que la ligne touche les bords arrondis du panel */
}

/* Neutralise tout style de bouton natif qui pourrait ajouter un liseré (Safari/Firefox) */
.im-dropdown-item, .im-sidebar-footer-btn, .arch-modal-nav-btn {
  -webkit-appearance: none;
  appearance: none;
}