*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
:root {
  --snap-blue: #1B6DC2;
  --snap-blue-dark: #14509A;
  --snap-blue-light: #E8F2FB;
  --bg-primary: #ffffff;
  --bg-secondary: #F2F6FB;
  --bg-tertiary: #E4EDF7;
  --bg-card: #ffffff;
  --text-primary: #1a2336;
  --text-secondary: #4a5568;
  --text-tertiary: #8a96a8;
  --border: rgba(27,109,194,0.13);
  --border-md: rgba(27,109,194,0.25);
  --radius-md: 6px;
  --radius-lg: 10px;
}

[data-theme="dark"] {
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #2d3748;
  --bg-card: #1e293b;
  --snap-blue-light: rgba(27,109,194,0.22);
  --text-primary: #f1f5f9;
  --text-secondary: #94a3b8;
  --text-tertiary: #64748b;
  --border: rgba(148,163,184,0.12);
  --border-md: rgba(148,163,184,0.22);
}

body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; background: var(--bg-tertiary); color: var(--text-primary); height: 100vh; display: flex; align-items: stretch; }

.app { display: flex; width: 100%; height: 100vh; overflow: hidden; }

/* SIDEBAR */
.sidebar { width: 230px; min-width: 230px; background: var(--snap-blue); display: flex; flex-direction: column; box-shadow: 2px 0 12px rgba(27,109,194,0.18); }
.sidebar-logo { padding: 18px 18px 12px; border-bottom: 1px solid rgba(255,255,255,0.25); background: #ffffff; }
.sidebar-logo img { width: 162px; display: block; }
.sidebar-logo .logo-sub { font-size: 8.5px; font-weight: 700; color: rgba(12,68,124,0.5); letter-spacing: 0.18em; text-transform: uppercase; margin-top: 8px; }
.nav-group { padding: 0.75rem 0; }
.nav-label { font-size: 10px; color: rgba(255,255,255,0.45); letter-spacing: 0.08em; text-transform: uppercase; padding: 0 1rem 0.4rem; font-weight: 600; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 9px 1rem; cursor: pointer; font-size: 13px; color: rgba(255,255,255,0.75); transition: background 0.12s, color 0.12s; border-left: 3px solid transparent; margin: 1px 0; }
.nav-item:hover { background: rgba(255,255,255,0.12); color: #ffffff; }
.nav-item.active { background: rgba(255,255,255,0.18); color: #ffffff; font-weight: 600; border-left: 3px solid #ffffff; }
.nav-item i { font-size: 17px; }
.user-area { margin-top: auto; padding: 0.9rem 1rem; border-top: 1px solid rgba(255,255,255,0.15); display: flex; align-items: center; gap: 10px; }
.avatar { width: 32px; height: 32px; border-radius: 50%; background: rgba(255,255,255,0.25); display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 700; color: #ffffff; flex-shrink: 0; border: 1.5px solid rgba(255,255,255,0.4); }
.user-name { font-size: 12px; font-weight: 600; color: #ffffff; }
.user-role { font-size: 11px; color: rgba(255,255,255,0.55); }

/* MAIN */
.main { flex: 1; display: flex; flex-direction: column; overflow: hidden; background: var(--bg-secondary); }
.topbar { padding: 0.9rem 1.75rem; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; background: var(--bg-card); flex-shrink: 0; box-shadow: 0 1px 4px rgba(27,109,194,0.07); }
.page-title { font-size: 17px; font-weight: 700; color: var(--text-primary); letter-spacing: -0.2px; }
.topbar-actions { display: flex; gap: 8px; align-items: center; }
.btn { font-size: 12px; padding: 6px 14px; border: 1.5px solid var(--border-md); border-radius: var(--radius-md); background: var(--bg-card); color: var(--text-secondary); cursor: pointer; display: inline-flex; align-items: center; gap: 5px; transition: all 0.12s; font-family: inherit; font-weight: 500; }
.btn:hover { background: var(--bg-secondary); color: var(--snap-blue); border-color: var(--snap-blue); }
.btn-primary { background: var(--snap-blue); color: white; border-color: var(--snap-blue); }
.btn-primary:hover { background: var(--snap-blue-dark); border-color: var(--snap-blue-dark); color: white; }
.btn-danger { color: #A32D2D; border-color: #F09595; }
.btn-danger:hover { background: #FEE2E2; color: #991B1B; border-color: #991B1B; }
.content { padding: 1.5rem 1.75rem; flex: 1; overflow-y: auto; }
.section { display: none; }
.section.active { display: block; }
#sec-kb.active { display: flex !important; flex-direction: column; padding: 0 !important; overflow: hidden; height: 100%; }

/* METRICS */
.metrics-row { display: grid; gap: 12px; margin-bottom: 1.5rem; }
.metrics-4 { grid-template-columns: repeat(4, 1fr); }
.metrics-3 { grid-template-columns: repeat(3, 1fr); }
.metric-card { background: var(--bg-card); border-radius: var(--radius-lg); padding: 1rem 1.1rem; border: 1px solid var(--border); box-shadow: 0 1px 4px rgba(27,109,194,0.06); }
.metric-label { font-size: 11px; color: var(--text-tertiary); margin-bottom: 5px; font-weight: 600; text-transform: uppercase; letter-spacing: 0.05em; }
.metric-value { font-size: 26px; font-weight: 700; color: var(--snap-blue); line-height: 1; }
.metric-sub { font-size: 11px; color: var(--text-tertiary); margin-top: 4px; }

/* CARDS */
.card { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 1.1rem 1.25rem; margin-bottom: 1rem; box-shadow: 0 1px 4px rgba(27,109,194,0.06); }
.card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1rem; padding-bottom: 0.6rem; border-bottom: 1px solid var(--border); }
.card-title { font-size: 13px; font-weight: 700; color: var(--snap-blue); text-transform: uppercase; letter-spacing: 0.04em; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

/* TABLES */
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { text-align: left; font-size: 11px; color: var(--text-tertiary); font-weight: 600; padding: 0 12px 8px 0; border-bottom: 2px solid var(--border); text-transform: uppercase; letter-spacing: 0.05em; }
th:last-child { padding-right: 0; }
td { padding: 9px 12px 9px 0; border-bottom: 1px solid var(--border); color: var(--text-secondary); vertical-align: middle; }
td:first-child { color: var(--text-primary); font-weight: 500; }
td:last-child { padding-right: 0; }
tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg-secondary); }

/* BADGES */
.badge { display: inline-flex; align-items: center; font-size: 11px; padding: 3px 9px; border-radius: 4px; font-weight: 600; white-space: nowrap; letter-spacing: 0.02em; }
.badge-green  { background: #E6F4D7; color: #2F6B0E; }
.badge-amber  { background: #FEF3C7; color: #92400E; }
.badge-red    { background: #FEE2E2; color: #991B1B; }
.badge-blue   { background: var(--snap-blue-light); color: var(--snap-blue); }
.badge-gray   { background: #EFF2F7; color: #4a5568; }

/* PROGRESS */
.progress-bar { height: 6px; background: var(--bg-tertiary); border-radius: 99px; overflow: hidden; margin-top: 5px; }
.progress-fill { height: 100%; border-radius: 99px; }
.fill-green { background: #4CAF50; }
.fill-amber { background: #F59E0B; }
.fill-red   { background: #EF4444; }
.fill-blue  { background: var(--snap-blue); }

/* TEAM GRID */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin-bottom: 1rem; }
.member-card { background: var(--bg-card); border-radius: var(--radius-lg); padding: 1.1rem; display: flex; flex-direction: column; align-items: center; text-align: center; gap: 6px; border: 1px solid var(--border); box-shadow: 0 1px 4px rgba(27,109,194,0.06); cursor: pointer; width: 100%; transition: box-shadow 0.12s; }
.member-card:hover { box-shadow: 0 4px 16px rgba(27,109,194,0.15); }
.member-name { font-size: 13px; font-weight: 600; color: var(--text-primary); }
.member-role { font-size: 11px; color: var(--text-tertiary); }

/* ABTEILUNGEN GRID */
.dept-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 12px; margin-bottom: 1rem; }

/* MODAL */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 400; backdrop-filter: blur(3px); align-items: center; justify-content: center; padding: 24px; }
.modal-overlay.open { display: flex; }
.modal-box { background: var(--bg-card); border: 1px solid var(--border); border-radius: var(--radius-lg); width: 100%; box-shadow: 0 8px 32px rgba(0,0,0,0.15); }
.modal-header { padding: 16px 20px 12px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; align-items: center; }
.modal-title { font-size: 14px; font-weight: 700; color: var(--text-primary); }
.modal-body { padding: 20px; display: flex; flex-direction: column; gap: 14px; }
.modal-footer { padding: 0 20px 20px; display: flex; gap: 10px; }
.modal-close { width: 30px; height: 30px; padding: 0; display: flex; align-items: center; justify-content: center; }
.form-label { display: block; font-size: 10px; font-weight: 600; text-transform: uppercase; letter-spacing: .07em; color: var(--text-tertiary); margin-bottom: 5px; }
.form-input, .form-select, .form-textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--border-md); border-radius: var(--radius-md); font-family: inherit; font-size: 13px; outline: none; background: var(--bg-card); color: var(--text-primary); }
.form-select { padding-right: 28px; appearance: none; background-image: url('data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%2212%22 height=%2212%22 viewBox=%220 0 24 24%22 fill=%22none%22 stroke=%22%236b7280%22 stroke-width=%222%22%3E%3Cpath d=%22M6 9l6 6 6-6%22/%3E%3C/svg%3E'); background-repeat: no-repeat; background-position: right 8px center; }
.form-textarea { resize: vertical; min-height: 80px; }
.form-input:focus, .form-select:focus, .form-textarea:focus { border-color: var(--snap-blue); box-shadow: 0 0 0 3px rgba(27,109,194,0.1); }
.form-input.error { border-color: #E24B4A; }
.form-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

/* TEAM TABS */
.team-tab { background:none;border:none;border-bottom:2px solid transparent;padding:7px 18px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;display:inline-flex;align-items:center;gap:6px;margin-bottom:-2px;transition:all .12s; }
.team-tab:hover { color:var(--snap-blue); }
.team-tab.active { color:var(--snap-blue);border-bottom-color:var(--snap-blue);font-weight:600; }

/* KB */
.kb-cat-header { display: flex; align-items: center; gap: 8px; padding: 7px 12px; font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; color: var(--text-tertiary); cursor: pointer; user-select: none; }
.kb-cat-header:hover { color: var(--text-primary); }
.kb-art-item { display: flex; align-items: center; gap: 8px; padding: 6px 12px 6px 20px; font-size: 12px; color: var(--text-secondary); cursor: pointer; border-left: 3px solid transparent; transition: all .1s; }
.kb-art-item:hover { background: var(--bg-secondary); color: var(--text-primary); }
.kb-art-item.active { background: var(--snap-blue-light); color: var(--snap-blue); border-left-color: var(--snap-blue); font-weight: 600; }
.kb-tag { display: inline-block; font-size: 11px; padding: 2px 8px; border-radius: 20px; background: var(--bg-secondary); border: 1px solid var(--border); color: var(--text-tertiary); }
.kb-art-content h2 { font-size: 16px; font-weight: 700; margin: 22px 0 8px; color: var(--text-primary); }
.kb-art-content h3 { font-size: 14px; font-weight: 600; margin: 16px 0 6px; color: var(--snap-blue); }
.kb-art-content p { margin-bottom: 10px; }
.kb-art-content ul, .kb-art-content ol { margin: 0 0 10px 20px; }
.kb-art-content li { margin-bottom: 3px; }
.kb-art-content code { font-family: monospace; font-size: 12px; background: var(--bg-secondary); border: 1px solid var(--border); border-radius: 4px; padding: 1px 6px; color: var(--snap-blue); }
.kb-art-content pre { background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px; overflow-x: auto; margin-bottom: 12px; }
.kb-art-content .kb-note { background: rgba(27,109,194,.06); border-left: 3px solid var(--snap-blue); padding: 10px 14px; border-radius: 0 var(--radius-md) var(--radius-md) 0; font-size: 13px; color: #0C447C; margin-bottom: 12px; }
.kb-art-content .kb-warn { background: #FAEEDA; border-left: 3px solid #BA7517; padding: 10px 14px; border-radius: 0 var(--radius-md) var(--radius-md) 0; font-size: 13px; color: #633806; margin-bottom: 12px; }
.kb-search-item { padding: 12px; border: 1px solid var(--border); border-radius: var(--radius-md); margin-bottom: 8px; cursor: pointer; transition: background .1s; }
.kb-search-item:hover { background: var(--bg-secondary); }
.kb-search-item mark { background: rgba(27,109,194,.15); color: var(--snap-blue); border-radius: 2px; padding: 0 2px; }

/* WARTUNG */
.wfbtn.active { background: var(--snap-blue) !important; color: white !important; border-color: var(--snap-blue) !important; }
.wsorted .wsort { color: var(--snap-blue); }

/* CALENDAR (Urlaub + Stunden) */
.cal-legend { display: flex; gap: 14px; margin-top: 12px; font-size: 11px; color: var(--text-secondary); flex-wrap: wrap; }
.cal-legend-dot { width: 13px; height: 13px; border-radius: 3px; display: inline-block; margin-right: 4px; vertical-align: middle; }

/* DIFF */
.diff-pos { color: #2F6B0E; }
.diff-neg { color: #991B1B; }

/* TOAST */
#toast { position: fixed; bottom: 24px; right: 24px; background: #4ade80; color: #0a1f0a; font-weight: 600; font-size: 13px; padding: 10px 18px; border-radius: var(--radius-md); z-index: 9999; opacity: 0; transform: translateY(8px); transition: all .2s; pointer-events: none; }
#toast.show { opacity: 1; transform: translateY(0); }

/* DARK MODE OVERRIDES */
[data-theme="dark"] .badge-green { background: rgba(47,107,14,0.25); color: #86efac; }
[data-theme="dark"] .badge-amber { background: rgba(146,64,14,0.25); color: #fcd34d; }
[data-theme="dark"] .badge-red   { background: rgba(153,27,27,0.25); color: #fca5a5; }
[data-theme="dark"] .badge-gray  { background: rgba(74,85,104,0.35); color: #94a3b8; }
[data-theme="dark"] .btn:hover   { background: var(--bg-tertiary); }
[data-theme="dark"] .btn-primary { background: var(--snap-blue); color: #fff; }
[data-theme="dark"] .btn-primary:hover { background: var(--snap-blue-dark); }
[data-theme="dark"] tbody tr:hover td { background: var(--bg-tertiary); }
[data-theme="dark"] .kb-art-content .kb-note { background: rgba(27,109,194,0.15); color: #93c5fd; }
[data-theme="dark"] .kb-art-content .kb-warn { background: rgba(186,117,23,0.2); color: #fcd34d; }

/* Dark Mode Sidebar */
[data-theme="dark"] .sidebar { background: #0f172a; box-shadow: 2px 0 12px rgba(0,0,0,0.4); }
[data-theme="dark"] .sidebar-logo { background: rgba(255,255,255,0.95); margin: 12px 14px; border-radius: 8px; padding: 10px 14px; border-bottom: none; }
[data-theme="dark"] .sidebar-logo .logo-sub { color: rgba(12,68,124,0.5); }

/* DRUCKANSICHT */
@media print {
  .sidebar, .topbar, .modal-overlay, #toast { display: none !important; }
  .main { overflow: visible !important; }
  .content { padding: 0 !important; overflow: visible !important; }
  #content-area > *:not(#ls-print-view) { display: none !important; }
  #ls-print-view { display: block !important; }
}

/* ======== RESPONSIVE / MOBILE ======== */

/* Hamburger-Button (nur auf Mobile sichtbar) */
#sidebar-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--snap-blue);
  font-size: 22px;
  cursor: pointer;
  padding: 4px 6px;
  margin-right: 2px;
  line-height: 1;
  align-items: center;
}

/* Sidebar-Overlay-Backdrop */
#sidebar-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  z-index: 299;
}
#sidebar-overlay.open { display: block; }

@media (max-width: 768px) {
  /* Kein horizontales Scrollen auf Seitenebene */
  html, body { overflow-x: hidden; }

  /* Flex-Kind darf nicht über Viewport hinauswachsen */
  .main { min-width: 0; }
  .content { overflow-x: hidden; }

  /* Hamburger einblenden */
  #sidebar-toggle { display: flex; }

  /* Sidebar als Slide-in-Overlay */
  .sidebar {
    position: fixed;
    left: 0; top: 0;
    height: 100vh;
    z-index: 300;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
  }
  .sidebar.open { transform: translateX(0); }

  /* Grids auf 2 Spalten */
  .metrics-4 { grid-template-columns: repeat(2, 1fr); }
  .metrics-3 { grid-template-columns: repeat(2, 1fr); }
  .team-grid  { grid-template-columns: repeat(2, 1fr); }

  /* Layouts auf 1 Spalte */
  .two-col    { grid-template-columns: 1fr; }
  .form-grid-2 { grid-template-columns: 1fr; }

  /* Abstände reduzieren */
  .content { padding: 1rem; }
  .topbar  { padding: 0.75rem 1rem; }

  /* Touch-Targets vergrößern */
  .btn { padding: 8px 14px; min-height: 38px; }
  .form-input, .form-select, .form-textarea {
    padding: 11px 12px;
    font-size: 16px; /* Verhindert iOS Auto-Zoom */
  }
  .form-select { font-size: 16px; }

  /* User-Area Icon-Buttons */
  .user-area button { padding: 8px !important; }

  /* Modal-Overlay: weniger Rand */
  .modal-overlay { padding: 12px; }

  /* Login / MFA Screens: Padding reduzieren */
  #login-screen > div,
  #mfa-screen > div,
  #mfa-setup-screen > div { padding: 24px 20px !important; }

  /* KB Sidebar als Overlay */
  .kb-sidebar-panel {
    position: fixed !important;
    left: 0; top: 0;
    height: 100vh;
    z-index: 250;
    width: 280px !important;
    min-width: 280px !important;
    transform: translateX(-100%);
    transition: transform 0.25s ease;
    box-shadow: 4px 0 20px rgba(0,0,0,0.2);
  }
  .kb-sidebar-panel.open { transform: translateX(0); }

  /* KB Overlay Backdrop */
  #kb-sidebar-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,.4); z-index: 249; }
  #kb-sidebar-overlay.open { display: block; }

  /* KB Mobile-Toolbar einblenden */
  #kb-mobile-bar { display: flex !important; }
}

@media (max-width: 480px) {
  /* Alle Grids auf 1 Spalte */
  .metrics-4, .metrics-3 { grid-template-columns: 1fr; }
  .team-grid  { grid-template-columns: 1fr; }
  .dept-grid  { grid-template-columns: 1fr; }

  .content { padding: 0.75rem; }
  .page-title { font-size: 14px; }

  /* Topbar-Aktionen auf kleinen Screens */
  .topbar-actions .btn span { display: none; }
}

@keyframes spin { to { transform: rotate(360deg); } }