:root {
    --red: #c0392b;
    --red-dark: #96281b;
    --red-light: #e74c3c;
    --bg: #1a2e45;
    --bg2: rgba(255,255,255,0.06);
    --bg3: #2a4a6a;
    --card: rgba(255,255,255,0.10);
    --card2: rgba(255,255,255,0.16);
    --text: #f0f5fb;
    --text2: #b0c8dc;
    --border: rgba(255,255,255,0.15);
    --green: #27ae60;
    --green2: #2ecc71;
    --yellow: #f39c12;
    --blue: #2980b9;
    --blue2: #3498db;
    --orange: #e67e22;
    --radius: 12px;
    --shadow: 0 8px 32px rgba(0,0,0,0.3);
  }
  * { box-sizing: border-box; margin: 0; padding: 0; }

  /* ── LOGIN ── */
  .loginBox {
    position: relative; z-index: 1;
    width: 100%; max-width: 400px;
    margin: 80px auto 0;
    background: var(--card); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 40px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(10px);
  }
  .logo {
    text-align: center; margin-bottom: 28px;
  }
  .logo svg {
    width: 56px; height: 56px;
    stroke: #e74c3c; margin-bottom: 12px;
  }
  .logo h2 {
    font-size: 1.6rem; font-weight: 700; letter-spacing: 0.5px;
    margin-bottom: 4px;
  }
  .logo p {
    font-size: 0.82rem; color: var(--text2);
  }
  .err {
    background: rgba(192,57,43,0.15); border: 1px solid rgba(192,57,43,0.4);
    color: #e74c3c; border-radius: 8px;
    padding: 10px 14px; font-size: 0.85rem; margin-bottom: 18px;
  }

  body {
    font-family: 'Segoe UI', sans-serif; color: var(--text); min-height: 100vh;
    background: linear-gradient(135deg, #1a2e45 0%, #1e3d5c 45%, #2a4d70 100%);
    background-attachment: fixed;
  }
  body::before, body::after {
    content: ''; position: fixed; border-radius: 50%; pointer-events: none; z-index: 0;
  }
  body::before {
    width: 700px; height: 700px;
    background: radial-gradient(circle, rgba(80,150,220,0.18) 0%, transparent 70%);
    top: -200px; right: -100px;
  }
  body::after {
    width: 600px; height: 600px;
    background: radial-gradient(circle, rgba(192,57,43,0.12) 0%, transparent 70%);
    bottom: -150px; left: -150px;
  }

  /* ── LAYOUT ── */
  #app { display: block; position: relative; z-index: 1; }
  .topbar {
    background: rgba(255,255,255,0.08);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255,255,255,0.12);
    padding: 0 24px; height: 60px; display: flex; align-items: center;
    justify-content: space-between; position: sticky; top: 0; z-index: 100;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
  }
  .topbar-left { display: flex; align-items: center; gap: 12px; }
  .topbar-left .fire svg { width: 24px; height: 24px; color: var(--red-light); }
  .topbar-left h1 { font-size: 1.1rem; font-weight: 700; color: var(--text); }
  .topbar-left span { color: var(--text2); font-size: 0.8rem; }
  .topbar-right { display: flex; align-items: center; gap: 12px; }
  .badge-role { padding: 3px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; }
  .role-admin { background: rgba(192,57,43,0.25); color: var(--red-light); border: 1px solid rgba(192,57,43,0.45); }
  .role-kassierer { background: rgba(39,174,96,0.2); color: var(--green2); border: 1px solid rgba(39,174,96,0.4); }
  .role-mitglied { background: rgba(41,128,185,0.2); color: var(--blue2); border: 1px solid rgba(41,128,185,0.4); }
  .role-gast { background: rgba(255,255,255,0.08); color: var(--text2); border: 1px solid rgba(255,255,255,0.2); }
  .abt-chip {
    display: inline-block; padding: 2px 9px; border-radius: 20px; font-size: 0.75rem; font-weight: 600;
    background: rgba(243,156,18,0.18); color: #f5c842; border: 1px solid rgba(243,156,18,0.35);
  }
  .abt-tab {
    padding: 5px 14px; border-radius: 20px; font-size: 0.82rem; cursor: pointer;
    background: rgba(255,255,255,0.07); color: var(--text2); border: 1px solid var(--border);
    transition: all 0.15s;
  }
  .abt-tab:hover { background: rgba(255,255,255,0.13); color: var(--text); }
  .abt-tab-active { background: rgba(243,156,18,0.22) !important; color: #f5c842 !important; border-color: rgba(243,156,18,0.45) !important; font-weight: 600; }
  .userAvatar {
    width: 34px; height: 34px; border-radius: 50%;
    background: linear-gradient(135deg, var(--red), var(--red-dark));
    display: flex; align-items: center; justify-content: center;
    font-weight: 700; font-size: 0.9rem; cursor: pointer;
    box-shadow: 0 2px 8px rgba(192,57,43,0.4);
  }
  .wrapper { display: flex; height: calc(100vh - 60px); }
  .sidebar {
    width: 220px; background: rgba(255,255,255,0.06);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border-right: 1px solid rgba(255,255,255,0.10);
    padding: 16px 0; flex-shrink: 0; overflow-y: auto;
  }
  .nav-section { padding: 6px 16px; font-size: 0.7rem; color: var(--text2); text-transform: uppercase; letter-spacing: 1px; margin-top: 8px; }
  .nav-item {
    display: flex; align-items: center; gap: 10px;
    padding: 10px 20px; cursor: pointer; color: var(--text2);
    font-size: 0.9rem; transition: all 0.2s; border-left: 3px solid transparent;
  }
  .nav-item:hover { background: rgba(255,255,255,0.10); color: var(--text); }
  .nav-item.active { background: rgba(192,57,43,0.20); color: var(--red-light); border-left-color: var(--red-light); }
  .nav-item .ni { width: 20px; text-align: center; display: flex; align-items: center; justify-content: center; }
  .nav-item .ni svg { width: 16px; height: 16px; }
  .main { flex: 1; overflow-y: auto; padding: 24px; }

  /* ── CARDS ── */
  .page { display: none; }
  .page.active { display: block; }
  .page-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 6px; }
  .page-sub { color: var(--text2); font-size: 0.9rem; margin-bottom: 24px; }
  .grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 24px; }
  .grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
  .card {
    background: rgba(255,255,255,0.09);
    backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius);
    border: 1px solid rgba(255,255,255,0.14);
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.15), inset 0 1px 0 rgba(255,255,255,0.08);
  }
  .card-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
  .card-header h3 { font-size: 0.85rem; color: var(--text2); font-weight: 500; }
  .card-icon { font-size: 1.4rem; display: flex; align-items: center; }
  .card-icon svg { width: 20px; height: 20px; color: rgba(255,255,255,0.4); }
  .balance { font-size: 2rem; font-weight: 700; }
  .balance.pos { color: var(--green2); }
  .balance.warn { color: var(--yellow); }
  .balance.neg { color: var(--red-light); }
  .balance-sub { font-size: 0.78rem; color: var(--text2); margin-top: 4px; }

  /* ── FORMS ── */
  .form-group { margin-bottom: 16px; }
  .form-group label { display: block; font-size: 0.82rem; color: var(--text2); margin-bottom: 6px; }
  input, select, textarea {
    width: 100%; padding: 10px 14px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.15); border-radius: 8px; color: var(--text);
    font-size: 0.9rem; font-family: inherit; transition: all 0.2s;
  }
  input:focus, select:focus, textarea:focus {
    outline: none; border-color: rgba(231,76,60,0.7);
    background: rgba(255,255,255,0.13);
    box-shadow: 0 0 0 3px rgba(231,76,60,0.15);
  }
  select option { background: #1e3a5f; }

  .btn {
    padding: 10px 20px; border-radius: 8px; border: none;
    cursor: pointer; font-size: 0.9rem; font-weight: 600;
    transition: all 0.2s; display: inline-flex; align-items: center; gap: 6px;
  }
  .btn-primary { background: linear-gradient(135deg, var(--red), var(--red-dark)); color: #fff; box-shadow: 0 4px 14px rgba(192,57,43,0.4); }
  .btn-primary:hover { box-shadow: 0 4px 20px rgba(192,57,43,0.6); filter: brightness(1.1); }
  .btn-secondary { background: rgba(255,255,255,0.10); color: var(--text); border: 1px solid rgba(255,255,255,0.18); }
  .btn-secondary:hover { background: rgba(255,255,255,0.18); }
  .btn-success { background: linear-gradient(135deg, var(--green), #1e8449); color: #fff; box-shadow: 0 4px 12px rgba(39,174,96,0.3); }
  .btn-success:hover { filter: brightness(1.1); }
  .btn-warning { background: var(--yellow); color: #fff; }
  .btn-sm { padding: 5px 12px; font-size: 0.8rem; }
  .btn-full { width: 100%; justify-content: center; }

  /* ── TABLE ── */
  .table-wrap { overflow-x: auto; }
  table { width: 100%; border-collapse: collapse; font-size: 0.88rem; }
  th { background: rgba(255,255,255,0.06); color: var(--text2); padding: 10px 14px; text-align: left; font-weight: 600; font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.5px; }
  td { padding: 10px 14px; border-bottom: 1px solid rgba(255,255,255,0.07); vertical-align: middle; }
  tr:hover td { background: rgba(255,255,255,0.05); }
  .amount-pos { color: var(--green2); font-weight: 600; }
  .amount-neg { color: var(--red-light); font-weight: 600; }
  .tx-storniert td { opacity: 0.45; text-decoration: line-through; }
  .tx-storniert td:last-child { text-decoration: none; }
  .tx-is-storno td { opacity: 0.7; font-style: italic; }
  .storno-badge {
    display: inline-block; padding: 1px 7px; border-radius: 10px; font-size: 0.7rem;
    font-weight: 700; background: rgba(192,57,43,0.2); color: var(--red-light);
    border: 1px solid rgba(192,57,43,0.4); letter-spacing: 0.3px; margin-left: 5px;
    font-style: normal; text-decoration: none;
  }
  .btn-storno {
    padding: 3px 10px; font-size: 0.75rem; border-radius: 8px; cursor: pointer;
    background: rgba(192,57,43,0.15); color: var(--red-light);
    border: 1px solid rgba(192,57,43,0.35); transition: all 0.15s; white-space: nowrap;
  }
  .btn-storno:hover { background: rgba(192,57,43,0.3); border-color: var(--red); }

  /* ── BADGES ── */
  .chip { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 0.75rem; font-weight: 600; }
  .chip-barkasse { background: rgba(243,156,18,0.15); color: var(--yellow); border: 1px solid rgba(243,156,18,0.35); }
  .chip-konto { background: rgba(41,128,185,0.15); color: var(--blue2); border: 1px solid rgba(41,128,185,0.35); }
  .chip-tresor { background: rgba(155,89,182,0.15); color: #c39bd3; border: 1px solid rgba(155,89,182,0.35); }
  .chip-green { background: rgba(39,174,96,0.15); color: var(--green2); border: 1px solid rgba(39,174,96,0.35); }
  .chip-red { background: rgba(192,57,43,0.15); color: var(--red-light); border: 1px solid rgba(192,57,43,0.35); }
  .chip-gray { background: rgba(255,255,255,0.08); color: var(--text2); border: 1px solid rgba(255,255,255,0.2); }

  /* ── MODAL ── */
  .modal-overlay {
    position: fixed; inset: 0; background: rgba(0,0,0,0.55);
    backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px);
    display: flex; align-items: center; justify-content: center;
    z-index: 200; padding: 20px;
  }
  .modal {
    background: rgba(20,40,65,0.88);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    display: flex; flex-direction: column;
    max-height: calc(100vh - 40px);
    border-radius: 16px; border: 1px solid rgba(255,255,255,0.15);
    width: 100%; max-width: 480px;
    box-shadow: 0 16px 48px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.1);
  }
  .modal-header {
    flex-shrink: 0;
    padding: 20px 24px 16px; border-bottom: 1px solid rgba(255,255,255,0.10);
    display: flex; align-items: center; justify-content: space-between;
  }
  .modal-header h3 { font-size: 1.05rem; }
  .modal-close { background: none; border: none; color: var(--text2); font-size: 1.3rem; cursor: pointer; }
  .modal-close:hover { color: var(--text); }
  .modal-body { padding: 20px 24px; overflow-y: auto; flex: 1; }
  .modal-footer { flex-shrink: 0; padding: 16px 24px; border-top: 1px solid rgba(255,255,255,0.10); display: flex; gap: 10px; justify-content: flex-end; }

  /* ── TAGESABRECHNUNG ── */
  .ta-row {
    display: grid; grid-template-columns: 1fr 110px auto;
    gap: 10px; align-items: center; padding: 8px 6px;
    border-bottom: 1px solid rgba(255,255,255,0.07);
    border-radius: 6px; transition: background 0.2s;
  }
  .ta-row:last-child { border-bottom: none; }
  .ta-row.ta-done { background: rgba(39,174,96,0.1); border-left: 3px solid var(--green2); padding-left: 10px; }
  .ta-name { font-weight: 600; }
  .ta-sub { font-size: 0.78rem; color: var(--text2); }

  /* ── TOAST ── */
  #toast {
    position: fixed; bottom: 24px; right: 24px;
    background: rgba(20,45,75,0.92);
    backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.15);
    border-radius: 12px; padding: 12px 20px; font-size: 0.9rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3); z-index: 999; transform: translateY(80px);
    opacity: 0; transition: all 0.3s; max-width: 320px;
  }
  #toast.show { transform: translateY(0); opacity: 1; }
  #toast.success { border-color: rgba(39,174,96,0.6); }
  #toast.error { border-color: rgba(192,57,43,0.6); }

  /* ── TRANSFER ── */
  .transfer-arrow { text-align: center; font-size: 1.5rem; color: var(--text2); padding: 8px 0; }

  .sep { height: 1px; background: rgba(255,255,255,0.10); margin: 20px 0; }
  .info-box {
    background: rgba(41,128,185,0.12); border: 1px solid rgba(41,128,185,0.3);
    border-radius: 8px; padding: 12px 16px; font-size: 0.85rem; color: var(--blue2); margin-bottom: 16px;
  }
  .warn-box {
    background: rgba(243,156,18,0.10); border: 1px solid rgba(243,156,18,0.3);
    border-radius: 8px; padding: 12px 16px; font-size: 0.85rem; color: var(--yellow); margin-bottom: 16px;
  }
  .search-bar { position: relative; margin-bottom: 16px; }
  .search-bar input { padding-left: 36px; }
  .search-bar .search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); pointer-events: none; color: var(--text2); }
  .search-bar .search-icon svg { width: 15px; height: 15px; }

  .cb-wrap { display: flex; align-items: center; gap: 8px; cursor: pointer; }
  .cb-wrap input[type=checkbox] { width: auto; cursor: pointer; accent-color: var(--red); }

  /* ── NUTZERKONTEN ── */
  .nk-th { cursor: pointer; user-select: none; white-space: nowrap; }
  .nk-th:hover { color: var(--text); }
  .nk-th .sort-icon { margin-left: 4px; opacity: 0.4; font-size: 0.75rem; }
  .nk-th.active-sort .sort-icon { opacity: 1; color: var(--red-light); }
  tr.nk-selected td { background: rgba(192,57,43,0.15) !important; }
  tr.nk-row { cursor: pointer; }
  .nk-booking { margin-top: 0; }
  .nk-sel-header {
    display: flex; justify-content: space-between; align-items: center;
    padding-bottom: 16px; border-bottom: 1px solid rgba(255,255,255,0.10); margin-bottom: 18px;
  }
  #nk-sel-saldo { font-size: 1.5rem; font-weight: 700; }
  .nk-toggle { display: flex; gap: 8px; margin-bottom: 18px; }
  .nk-toggle-btn {
    flex: 1; padding: 12px 8px; border: 2px solid rgba(255,255,255,0.1);
    border-radius: 10px; background: rgba(255,255,255,0.04);
    color: var(--text2); font-size: 0.85rem; font-weight: 600;
    cursor: pointer; transition: all 0.18s; display: flex;
    flex-direction: column; align-items: center; gap: 5px;
  }
  .nk-toggle-btn .toggle-icon { display: flex; align-items: center; justify-content: center; }
  .nk-toggle-btn .toggle-icon svg { width: 20px; height: 20px; }
  .filter-pill i, .filter-pill svg { width: 13px; height: 13px; vertical-align: middle; margin-right: 5px; position: relative; top: -1px; }
  .nk-toggle-btn:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.2); color: var(--text1); }
  .nk-toggle-btn.t-ein { background: rgba(39,174,96,0.18); border-color: var(--green2); color: var(--green2); }
  .nk-toggle-btn.t-gut { background: rgba(41,128,185,0.18); border-color: var(--blue2); color: var(--blue2); }
  .nk-toggle-btn.t-ab  { background: rgba(192,57,43,0.18); border-color: var(--red-light); color: var(--red-light); }
  .nk-toggle-btn.t-active { background: rgba(231,76,60,0.15); border-color: var(--accent); color: var(--accent); }

  .filter-pills { display: flex; flex-wrap: wrap; gap: 8px; }
  .filter-pill {
    padding: 6px 14px; border-radius: 20px; border: 1.5px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.04); color: var(--text2);
    font-size: 0.82rem; font-weight: 600; cursor: pointer; transition: all 0.15s;
  }
  .filter-pill:hover { background: rgba(255,255,255,0.09); border-color: rgba(255,255,255,0.25); color: var(--text1); }
  .filter-pill.active { background: rgba(231,76,60,0.2); border-color: var(--accent); color: var(--accent); }

  #backup-banner {
    display: flex; align-items: center; gap: 12px;
    background: rgba(230,126,34,0.15); border: 1px solid rgba(230,126,34,0.4);
    border-radius: 10px; padding: 12px 16px; margin-bottom: 20px;
    color: #e67e22; font-size: 0.88rem; font-weight: 500;
  }
  #backup-banner i { width: 18px; height: 18px; flex-shrink: 0; }
  .btn-sm { padding: 6px 12px; font-size: 0.8rem; }

  /* hamburger */
  .hamburger {
    display: none; background: none; border: none;
    color: var(--text); cursor: pointer; padding: 4px;
  }
  .hamburger svg { width: 22px; height: 22px; }
  .sidebar-overlay {
    display: none; position: fixed; inset: 0;
    background: rgba(0,0,0,0.5); z-index: 50;
  }
  .sidebar-overlay.open { display: block; }

  @media (max-width: 700px) {
    .hamburger { display: flex; align-items: center; }
    .sidebar {
      position: fixed; top: 60px; left: 0;
      height: calc(100vh - 60px); z-index: 60;
      transform: translateX(-100%);
      transition: transform 0.25s ease;
    }
    .sidebar.open { transform: translateX(0); }
    .ta-row { grid-template-columns: 1fr 110px auto; grid-template-rows: auto auto; }
    .ta-row > div:first-child { grid-column: 1 / -1; }
    #db-kassenstaende { grid-template-columns: repeat(3, 1fr); }
    #db-kassenstaende .card { padding: 12px 10px; }
    #db-kassenstaende .balance { font-size: 1.1rem; }
    #db-kassenstaende .card-icon { display: none; }
    #db-kassenstaende .balance-sub { display: none; }
    #page-mitglieder thead th:nth-child(2),
    #mb-table td:nth-child(2),
    #page-mitglieder thead th:nth-child(3),
    #mb-table td:nth-child(3) { display: none; }
    #mb-table td:last-child { flex-direction: column; gap: 4px; }
    #mb-table td:last-child .btn { padding: 5px 10px; font-size: 0.78rem; }
  }