*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #f4f4f2;
  --surface: #ffffff;
  --surface-1: #f8f8f6;
  --border: rgba(0,0,0,0.1);
  --border-strong: rgba(0,0,0,0.18);
  --text: #1a1a18;
  --text-2: #5a5a56;
  --text-3: #9a9a94;
  --accent: #2563eb;
  --accent-bg: #eff6ff;
  --accent-text: #1d4ed8;
  --success: #16a34a;
  --success-bg: #f0fdf4;
  --success-text: #15803d;
  --danger: #dc2626;
  --danger-bg: #fef2f2;
  --danger-text: #b91c1c;
  --warning: #d97706;
  --warning-bg: #fffbeb;
  --warning-text: #b45309;
  --radius: 8px;
  --navbar-h: 52px;
}

[data-theme="dark"] {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface-1: #222536;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.15);
  --text: #e8e9ed;
  --text-2: #9ca3b0;
  --text-3: #6b7280;
  --accent: #3b82f6;
  --accent-bg: #1e2d4a;
  --accent-text: #93c5fd;
  --success: #22c55e;
  --success-bg: #14291e;
  --success-text: #86efac;
  --danger: #ef4444;
  --danger-bg: #2d1515;
  --danger-text: #fca5a5;
  --warning: #f59e0b;
  --warning-bg: #2d2008;
  --warning-text: #fcd34d;
}

body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; background: var(--bg); color: var(--text); font-size: 14px; line-height: 1.5; transition: background 0.2s, color 0.2s; }

/* DARKMODE TOGGLE */
.dark-toggle { background: none; border: 0.5px solid var(--border-strong); border-radius: var(--radius); padding: 5px 10px; color: var(--text-2); cursor: pointer; font-size: 16px; display: flex; align-items: center; }
.dark-toggle:hover { background: var(--surface-1); color: var(--text); }

/* NAVBAR */
.navbar { position: fixed; top: 0; left: 0; right: 0; height: var(--navbar-h); background: var(--surface); border-bottom: 0.5px solid var(--border); display: flex; align-items: center; gap: 1rem; padding: 0 1.25rem; z-index: 50; }
.nav-logo { width: 28px; height: 28px; background: var(--accent-bg); border-radius: 6px; display: flex; align-items: center; justify-content: center; color: var(--accent); font-size: 16px; flex-shrink: 0; }
.nav-title { font-size: 15px; font-weight: 500; flex-shrink: 0; }
.nav-links { display: flex; gap: 4px; flex: 1; }
.nav-link { padding: 5px 12px; border-radius: var(--radius); font-size: 13px; color: var(--text-2); cursor: pointer; text-decoration: none; display: flex; align-items: center; gap: 5px; transition: background 0.1s; }
.nav-link:hover { background: var(--surface-1); color: var(--text); }
.nav-link.active { background: var(--accent-bg); color: var(--accent-text); }
.nav-right { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }
.nav-user { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--text-2); }
.avatar { width: 28px; height: 28px; border-radius: 50%; background: #ede9fe; color: #6d28d9; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: 500; }
.role-badge { font-size: 10px; padding: 1px 7px; border-radius: 20px; background: var(--accent-bg); color: var(--accent-text); }

/* MAIN */
.main-content { margin-top: var(--navbar-h); padding: 1.5rem; max-width: 1100px; margin-left: auto; margin-right: auto; padding-top: calc(var(--navbar-h) + 1.5rem); }
.page { display: none; }
.page.active { display: block; }

/* LOGIN */
.login-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: 1rem; }
.login-card { background: var(--surface); border: 0.5px solid var(--border); border-radius: 12px; padding: 2rem; width: 100%; max-width: 360px; }
.login-logo { display: flex; align-items: center; gap: 10px; margin-bottom: 1.5rem; font-size: 17px; font-weight: 500; }
.login-icon { width: 36px; height: 36px; background: var(--accent-bg); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--accent); font-size: 18px; }

/* PAGE HEADER */
.page-header { display: flex; align-items: center; gap: 10px; margin-bottom: 1.25rem; flex-wrap: wrap; }
.page-header h1 { font-size: 18px; font-weight: 500; }

/* STATS */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 10px; margin-bottom: 1.25rem; }
.stat { background: var(--surface); border: 0.5px solid var(--border); border-radius: var(--radius); padding: 0.75rem 1rem; }
.stat-label { font-size: 12px; color: var(--text-3); margin-bottom: 4px; }
.stat-val { font-size: 24px; font-weight: 500; }

/* TOOLBAR */
.toolbar { display: flex; gap: 8px; margin-bottom: 1rem; flex-wrap: wrap; align-items: center; }
.search-wrap { position: relative; flex: 1; min-width: 200px; }
.search-wrap i { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--text-3); font-size: 16px; }
.search-wrap input { width: 100%; padding: 7px 12px 7px 34px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); background: var(--surface); color: var(--text); font-size: 13px; }
.select-filter { padding: 7px 10px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); background: var(--surface); color: var(--text); font-size: 13px; cursor: pointer; }

/* TABLE */
.card-table { background: var(--surface); border: 0.5px solid var(--border); border-radius: 12px; overflow: hidden; }
table { width: 100%; border-collapse: collapse; font-size: 13px; }
th { background: var(--surface-1); padding: 9px 12px; text-align: left; font-weight: 500; font-size: 12px; color: var(--text-2); border-bottom: 0.5px solid var(--border); white-space: nowrap; }
td { padding: 9px 12px; border-bottom: 0.5px solid var(--border); max-width: 160px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface-1); }
tbody tr { cursor: pointer; }

/* CARDS */
.card { background: var(--surface); border: 0.5px solid var(--border); border-radius: 12px; padding: 1rem 1.25rem; }
.card-section-title { font-size: 13px; font-weight: 500; color: var(--text-2); margin-bottom: 0.75rem; display: flex; align-items: center; gap: 6px; }

/* DETAIL GRID */
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1rem; }
.detail-field { background: var(--surface); border: 0.5px solid var(--border); border-radius: 10px; padding: 0.75rem 1rem; }
.detail-field.full { grid-column: 1 / -1; }
.detail-field label { display: block; font-size: 11px; color: var(--text-3); margin-bottom: 3px; text-transform: uppercase; letter-spacing: 0.05em; }
.detail-field .val { font-size: 15px; font-weight: 500; }
.detail-field .val.mono { font-family: monospace; font-size: 13px; }

/* KONTAKTE GRID */
.kontakte-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 10px; }
.kontakt-card { background: var(--surface); border: 0.5px solid var(--border); border-radius: 12px; padding: 1rem 1.25rem; }
.kontakt-card-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; }
.kontakt-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--accent-bg); color: var(--accent-text); display: flex; align-items: center; justify-content: center; font-size: 14px; font-weight: 500; flex-shrink: 0; }
.kontakt-name { font-weight: 500; font-size: 14px; }
.kontakt-firma { font-size: 12px; color: var(--text-2); }
.kontakt-info { font-size: 12px; color: var(--text-2); display: flex; align-items: center; gap: 6px; margin-top: 4px; }
.kontakt-info i { font-size: 14px; }
.kontakt-info a { color: var(--accent-text); text-decoration: none; }
.kontakt-info a:hover { text-decoration: underline; }
.kontakt-geraete { margin-top: 10px; padding-top: 10px; border-top: 0.5px solid var(--border); }
.geraet-chip { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; padding: 2px 8px; border-radius: 20px; background: var(--surface-1); border: 0.5px solid var(--border); margin: 2px; cursor: pointer; color: var(--text); }
.geraet-chip:hover { background: var(--accent-bg); color: var(--accent-text); }
.kontakt-actions { display: flex; gap: 6px; margin-top: 10px; padding-top: 10px; border-top: 0.5px solid var(--border); }

/* LOG */
.log-list { display: flex; flex-direction: column; gap: 6px; }
.log-entry { background: var(--surface); border: 0.5px solid var(--border); border-radius: 10px; padding: 10px 14px; display: flex; align-items: flex-start; gap: 10px; }
.log-icon { width: 30px; height: 30px; border-radius: 8px; display: flex; align-items: center; justify-content: center; font-size: 14px; flex-shrink: 0; }
.log-icon.created { background: var(--success-bg); color: var(--success); }
.log-icon.updated { background: var(--accent-bg); color: var(--accent); }
.log-icon.deleted { background: var(--danger-bg); color: var(--danger); }
.log-icon.login { background: #1e1b4b; color: #a78bfa; }
.log-icon.backup { background: var(--warning-bg); color: var(--warning); }
.log-action { font-size: 13px; font-weight: 500; }
.log-desc { font-size: 12px; color: var(--text-2); margin-top: 2px; line-height: 1.5; }
.log-meta { display: flex; align-items: center; gap: 8px; margin-top: 4px; flex-wrap: wrap; }
.log-badge { font-size: 11px; padding: 2px 8px; border-radius: 20px; }
.log-badge.created { background: var(--success-bg); color: var(--success-text); }
.log-badge.updated { background: var(--accent-bg); color: var(--accent-text); }
.log-badge.deleted { background: var(--danger-bg); color: var(--danger-text); }
.log-badge.login { background: #1e1b4b; color: #a78bfa; }
.log-badge.backup { background: var(--warning-bg); color: var(--warning-text); }
.log-user { font-size: 11px; color: var(--text-3); display: flex; align-items: center; gap: 3px; }
.log-time { font-size: 11px; color: var(--text-3); }

/* EXPORT */
.export-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 1rem; }
.export-grid .card { display: flex; flex-direction: column; gap: 0.75rem; }
.drop-zone { border: 1.5px dashed var(--border-strong); border-radius: 8px; padding: 1.5rem; text-align: center; color: var(--text-3); cursor: pointer; transition: background 0.15s; }
.drop-zone:hover, .drop-zone.dragover { background: var(--accent-bg); border-color: var(--accent); color: var(--accent-text); }
.restore-preview { background: var(--success-bg); border: 0.5px solid var(--success); border-radius: 8px; padding: 1rem; }
.restore-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.restore-info-item label { font-size: 11px; color: var(--text-3); }
.restore-info-item span { font-size: 13px; font-weight: 500; }

/* STATUS */
.status-on { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; padding: 2px 8px; border-radius: 20px; background: var(--success-bg); color: var(--success-text); }
.status-off { display: inline-flex; align-items: center; gap: 4px; font-size: 11px; padding: 2px 8px; border-radius: 20px; background: var(--danger-bg); color: var(--danger-text); }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }

/* BUTTONS */
.btn { padding: 7px 14px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); background: var(--surface); color: var(--text); font-size: 13px; cursor: pointer; display: inline-flex; align-items: center; gap: 6px; text-decoration: none; transition: background 0.1s; }
.btn:hover { background: var(--surface-1); }
.btn-sm { padding: 5px 10px; }
.btn-full { width: 100%; justify-content: center; }
.btn-accent { background: var(--accent); color: #fff; border-color: transparent; }
.btn-accent:hover { background: #1d4ed8; }
.btn-danger { color: var(--danger); border-color: var(--danger); }
.btn-danger:hover { background: var(--danger-bg); }
.btn-success { color: var(--success); border-color: var(--success); }
.btn-success:hover { background: var(--success-bg); }
.btn-warning { color: var(--warning); border-color: var(--warning); }
.btn-warning:hover { background: var(--warning-bg); }
.btn-icon { padding: 5px; border: none; background: none; color: var(--text-3); cursor: pointer; border-radius: 4px; }
.btn-icon:hover { background: var(--surface-1); color: var(--text); }

/* FORMS */
.form-group { margin-bottom: 0.875rem; }
.form-group label { display: block; font-size: 12px; color: var(--text-2); margin-bottom: 4px; }
.form-group input, .form-group select, .form-group textarea { width: 100%; padding: 7px 10px; border: 0.5px solid var(--border-strong); border-radius: var(--radius); background: var(--surface); color: var(--text); font-size: 13px; }
.form-group textarea { height: 80px; resize: vertical; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* MODAL */
.modal-bg { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.5); z-index: 200; align-items: center; justify-content: center; padding: 1rem; }
.modal-bg.open { display: flex; }
.modal { background: var(--surface); border: 0.5px solid var(--border); border-radius: 12px; padding: 1.5rem; width: 100%; max-width: 520px; max-height: 90vh; overflow-y: auto; }
.modal-title { font-size: 16px; font-weight: 500; margin-bottom: 1.25rem; display: flex; justify-content: space-between; align-items: center; }
.modal-close { background: none; border: none; color: var(--text-3); cursor: pointer; font-size: 18px; padding: 2px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 1.25rem; }

/* ALERTS */
.alert { padding: 8px 12px; border-radius: var(--radius); font-size: 13px; margin-bottom: 0.75rem; }
.alert-danger { background: var(--danger-bg); color: var(--danger-text); border: 0.5px solid var(--danger); }
.alert-success { background: var(--success-bg); color: var(--success-text); border: 0.5px solid var(--success); }
.alert-warning { background: var(--warning-bg); color: var(--warning-text); }

/* TOAST */
.toast { position: fixed; bottom: 1.5rem; right: 1.5rem; background: var(--surface); border: 0.5px solid var(--border); border-radius: 10px; padding: 10px 16px; font-size: 13px; display: flex; align-items: center; gap: 8px; z-index: 999; opacity: 0; transform: translateY(8px); transition: all 0.2s; pointer-events: none; box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.toast.show { opacity: 1; transform: translateY(0); }
.toast.success { border-color: var(--success); color: var(--success-text); }
.toast.error { border-color: var(--danger); color: var(--danger-text); }

/* MISC */
.text-muted { color: var(--text-2); font-size: 13px; }
.empty-state { text-align: center; padding: 3rem; color: var(--text-3); }
.empty-state i { font-size: 36px; display: block; margin-bottom: 8px; }
.admin-only { display: none; }