/* ==================== VARIABLEN & RESET ==================== */
:root {
    --primary-color: #1a56a0;
    --primary-dark: #134080;
    --primary-light: #e8f0fb;
    --secondary-color: #2ecc71;
    --danger-color: #e74c3c;
    --warning-color: #f39c12;
    --info-color: #3498db;
    --success-color: #27ae60;
    --orange-color: #e67e22;

    --text-primary: #1a2332;
    --text-secondary: #5a6a7a;
    --text-light: #9aacbd;

    --bg-primary: #ffffff;
    --bg-secondary: #f4f7fb;
    --bg-sidebar: #0f2540;
    --bg-sidebar-hover: #1a3a5c;

    --border-color: #dde3ed;
    --border-radius: 10px;
    --border-radius-sm: 6px;
    --border-radius-lg: 16px;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);

    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;

    --sidebar-width: 260px;
    --transition: all 0.2s ease;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-secondary);
}

/* ==================== LOGIN ==================== */
.login-page { background: linear-gradient(135deg, #0f2540 0%, #1a4a80 100%); min-height: 100vh; display: flex; align-items: center; justify-content: center; }
.login-container { width: 100%; max-width: 440px; padding: var(--spacing-lg); }
.login-box { background: white; border-radius: var(--border-radius-lg); padding: 2.5rem; box-shadow: var(--shadow-lg); }
.login-header { text-align: center; margin-bottom: 2rem; }
.login-logo { width: 64px; height: 64px; background: var(--primary-color); border-radius: 50%; display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.login-logo svg { width: 32px; height: 32px; color: white; }
.login-header h1 { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); }
.login-header p { color: var(--text-secondary); margin-top: 0.25rem; }
.login-tabs { display: flex; gap: 0; margin-bottom: 1.5rem; border: 1px solid var(--border-color); border-radius: var(--border-radius-sm); overflow: hidden; }
.login-tab { flex: 1; padding: 0.6rem; border: none; background: transparent; cursor: pointer; font-size: 0.875rem; font-weight: 500; color: var(--text-secondary); transition: var(--transition); }
.login-tab.active { background: var(--primary-color); color: white; }

/* ==================== LAYOUT ==================== */
.app-container { display: flex; min-height: 100vh; }

/* ==================== SIDEBAR ==================== */
.sidebar {
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow: hidden;
    z-index: 100;
    transition: var(--transition);
}
.sidebar-header {
    padding: 1.25rem var(--spacing-lg);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    flex-shrink: 0;
}
.logo { display: flex; align-items: center; gap: 0.75rem; }
.logo-icon { width: 36px; height: 36px; background: var(--primary-color); border-radius: 8px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.logo-icon svg { width: 20px; height: 20px; color: white; }
.logo-text { font-size: 1rem; font-weight: 700; color: white; line-height: 1.2; }
.logo-sub { font-size: 0.7rem; color: rgba(255,255,255,0.5); font-weight: 400; }

.sidebar-section-title {
    padding: 1rem var(--spacing-lg) 0.4rem;
    font-size: 0.65rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255,255,255,0.35);
}

.sidebar-nav { flex: 1; padding: 0.75rem 0; overflow-y: auto; overflow-x: hidden; }

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.65rem var(--spacing-lg);
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    transition: var(--transition);
    font-weight: 500;
    font-size: 0.875rem;
    border-left: 3px solid transparent;
    cursor: pointer;
}
.nav-item:hover { background: rgba(255,255,255,0.08); color: white; border-left-color: rgba(255,255,255,0.3); }
.nav-item.active { background: rgba(26,86,160,0.3); color: white; border-left-color: var(--primary-color); }
.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; }
.nav-item .nav-badge { margin-left: auto; background: var(--danger-color); color: white; border-radius: 10px; padding: 0.1rem 0.4rem; font-size: 0.7rem; font-weight: 700; }
.nav-divider { height: 1px; background: rgba(255,255,255,0.08); margin: 0.5rem var(--spacing-lg); }

.sidebar-footer { padding: var(--spacing-md) var(--spacing-lg); border-top: 1px solid rgba(255,255,255,0.08); flex-shrink: 0; }
.user-menu { display: flex; align-items: center; gap: 0.75rem; }
.user-avatar { width: 36px; height: 36px; border-radius: 50%; background: var(--primary-color); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 0.8rem; color: white; flex-shrink: 0; }
.user-info { flex: 1; min-width: 0; }
.user-name { font-weight: 600; color: white; font-size: 0.875rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.user-role { font-size: 0.75rem; color: rgba(255,255,255,0.5); }
.btn-logout { background: none; border: none; color: rgba(255,255,255,0.5); cursor: pointer; padding: 0.25rem; border-radius: 4px; transition: var(--transition); }
.btn-logout:hover { color: var(--danger-color); background: rgba(231,76,60,0.1); }
.btn-logout svg { width: 16px; height: 16px; }

/* ==================== MAIN CONTENT ==================== */
.main-content { flex: 1; margin-left: var(--sidebar-width); min-height: 100vh; display: flex; flex-direction: column; }

.page-header {
    background: white;
    padding: 1rem var(--spacing-xl);
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 50;
}
.page-header-left h1 { font-size: 1.25rem; font-weight: 700; color: var(--text-primary); }
.page-subtitle { font-size: 0.8rem; color: var(--text-secondary); }
.page-header-right { display: flex; align-items: center; gap: 0.75rem; }

.content-area { padding: var(--spacing-xl); flex: 1; }

/* ==================== CARDS ==================== */
.card {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
    overflow: hidden;
}
.card-header {
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: #fafbfc;
}
.card-header h2, .card-header h3 { font-size: 1rem; font-weight: 600; }
.card-header-actions { display: flex; gap: 0.5rem; align-items: center; }
.card-body { padding: var(--spacing-lg); }
.card-footer { padding: var(--spacing-md) var(--spacing-lg); border-top: 1px solid var(--border-color); background: #fafbfc; display: flex; justify-content: flex-end; gap: 0.5rem; }

/* ==================== STATS GRID ==================== */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: var(--spacing-md); margin-bottom: var(--spacing-xl); }
.stat-card { background: white; border-radius: var(--border-radius); padding: 1.25rem; border: 1px solid var(--border-color); display: flex; align-items: center; gap: 1rem; box-shadow: var(--shadow-sm); }
.stat-icon { width: 48px; height: 48px; border-radius: 10px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.stat-icon svg { width: 22px; height: 22px; }
.stat-icon.blue { background: rgba(26,86,160,0.1); color: var(--primary-color); }
.stat-icon.green { background: rgba(39,174,96,0.1); color: var(--success-color); }
.stat-icon.red { background: rgba(231,76,60,0.1); color: var(--danger-color); }
.stat-icon.orange { background: rgba(230,126,34,0.1); color: var(--orange-color); }
.stat-icon.purple { background: rgba(155,89,182,0.1); color: #9b59b6; }
.stat-label { font-size: 0.75rem; color: var(--text-secondary); font-weight: 500; }
.stat-value { font-size: 1.5rem; font-weight: 700; color: var(--text-primary); }

/* ==================== GRID LAYOUTS ==================== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-lg); }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--spacing-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4,1fr); gap: var(--spacing-lg); }
@media (max-width: 1200px) { .grid-4 { grid-template-columns: repeat(2,1fr); } }
@media (max-width: 900px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }
.col-span-2 { grid-column: span 2; }
.col-span-3 { grid-column: span 3; }

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: var(--border-radius-sm);
    border: 1px solid transparent;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    white-space: nowrap;
    line-height: 1.4;
}
.btn svg { width: 16px; height: 16px; }
.btn-primary { background: var(--primary-color); color: white; border-color: var(--primary-color); }
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); }
.btn-secondary { background: white; color: var(--text-primary); border-color: var(--border-color); }
.btn-secondary:hover { background: var(--bg-secondary); }
.btn-success { background: var(--success-color); color: white; border-color: var(--success-color); }
.btn-success:hover { background: #219a52; }
.btn-danger { background: var(--danger-color); color: white; border-color: var(--danger-color); }
.btn-danger:hover { background: #c0392b; }
.btn-warning { background: var(--warning-color); color: white; border-color: var(--warning-color); }
.btn-sm { padding: 0.35rem 0.7rem; font-size: 0.8rem; }
.btn-sm svg { width: 14px; height: 14px; }
.btn-lg { padding: 0.75rem 1.5rem; font-size: 1rem; }
.btn-icon { padding: 0.5rem; border-radius: var(--border-radius-sm); border: 1px solid var(--border-color); background: white; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; transition: var(--transition); }
.btn-icon:hover { background: var(--bg-secondary); }
.btn-icon svg { width: 18px; height: 18px; }
.btn-block { width: 100%; justify-content: center; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

/* ==================== FORMS ==================== */
.form-group { margin-bottom: 1rem; }
.form-group label { display: block; font-size: 0.8125rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0.35rem; }
.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    color: var(--text-primary);
    background: white;
    transition: var(--transition);
    font-family: inherit;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26,86,160,0.1);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--spacing-md); }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: var(--spacing-md); }
.field-group { margin-bottom: 1rem; }
.field-group label { display: block; font-size: 0.8125rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 0.35rem; }
.field-group input, .field-group select, .field-group textarea {
    width: 100%;
    padding: 0.6rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    font-size: 0.875rem;
    color: var(--text-primary);
    background: white;
    transition: var(--transition);
    font-family: inherit;
}
.field-group input:focus, .field-group select:focus, .field-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(26,86,160,0.1);
}
.required { color: var(--danger-color); }
.form-hint { font-size: 0.75rem; color: var(--text-secondary); margin-top: 0.25rem; }
.form-section { margin-bottom: 2rem; }
.form-section-title { font-size: 1rem; font-weight: 700; color: var(--text-primary); margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--primary-light); }

/* Checkbox & Radio */
.check-label { display: flex; align-items: center; gap: 0.5rem; cursor: pointer; font-weight: 500; }
.check-label input[type=checkbox], .check-label input[type=radio] { width: 16px; height: 16px; cursor: pointer; }
.radio-group { display: flex; gap: 1.5rem; flex-wrap: wrap; }
.radio-item { display: flex; align-items: center; gap: 0.4rem; cursor: pointer; }

/* ==================== TABLES ==================== */
.table-wrapper { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 0.875rem; }
thead th { background: #f8f9fc; font-size: 0.75rem; font-weight: 700; letter-spacing: 0.05em; text-transform: uppercase; color: var(--text-secondary); padding: 0.75rem 1rem; border-bottom: 2px solid var(--border-color); text-align: left; white-space: nowrap; }
tbody td { padding: 0.75rem 1rem; border-bottom: 1px solid #f0f2f5; vertical-align: middle; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: #f8f9fc; }
.table-actions { display: flex; gap: 0.4rem; justify-content: flex-end; }

/* ==================== BADGES / PILLS ==================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.2rem 0.6rem;
    border-radius: 20px;
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.03em;
    white-space: nowrap;
}
.badge-primary { background: var(--primary-light); color: var(--primary-color); }
.badge-success { background: rgba(39,174,96,0.12); color: var(--success-color); }
.badge-danger { background: rgba(231,76,60,0.12); color: var(--danger-color); }
.badge-warning { background: rgba(243,156,18,0.12); color: var(--warning-color); }
.badge-secondary { background: var(--bg-secondary); color: var(--text-secondary); }
.badge-orange { background: rgba(230,126,34,0.12); color: var(--orange-color); }

/* ==================== MODALS ==================== */
.modal { display: none; position: fixed; inset: 0; z-index: 1000; background: rgba(0,0,0,0.5); align-items: center; justify-content: center; }
.modal.open { display: flex; }
.modal-content { background: white; border-radius: var(--border-radius-lg); max-height: 90vh; overflow-y: auto; width: 100%; max-width: 560px; box-shadow: var(--shadow-lg); }
.modal-content.modal-lg { max-width: 800px; }
.modal-content.modal-xl { max-width: 1100px; }
.modal-header { padding: 1.25rem var(--spacing-lg); border-bottom: 1px solid var(--border-color); display: flex; align-items: center; justify-content: space-between; background: #fafbfc; border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0; }
.modal-header h2 { font-size: 1.1rem; font-weight: 700; }
.modal-body { padding: var(--spacing-lg); }
.modal-footer { padding: var(--spacing-md) var(--spacing-lg); border-top: 1px solid var(--border-color); display: flex; justify-content: flex-end; gap: 0.5rem; }
.btn-close { background: none; border: none; font-size: 1.25rem; cursor: pointer; color: var(--text-secondary); padding: 0.25rem; border-radius: 4px; line-height: 1; transition: var(--transition); }
.btn-close:hover { color: var(--danger-color); background: rgba(231,76,60,0.1); }

/* ==================== ALERTS ==================== */
.alert { padding: 0.875rem 1rem; border-radius: var(--border-radius-sm); margin-bottom: 1rem; font-size: 0.875rem; display: flex; align-items: flex-start; gap: 0.75rem; }
.alert svg { width: 18px; height: 18px; flex-shrink: 0; margin-top: 0.1rem; }
.alert-success { background: rgba(39,174,96,0.1); color: #1a6b3a; border: 1px solid rgba(39,174,96,0.2); }
.alert-danger { background: rgba(231,76,60,0.1); color: #c0392b; border: 1px solid rgba(231,76,60,0.2); }
.alert-warning { background: rgba(243,156,18,0.1); color: #9a6c00; border: 1px solid rgba(243,156,18,0.2); }
.alert-info { background: rgba(26,86,160,0.08); color: var(--primary-color); border: 1px solid rgba(26,86,160,0.2); }
.error-message { color: var(--danger-color); font-size: 0.875rem; padding: 0.5rem; border-radius: 4px; background: rgba(231,76,60,0.08); display: none; }

/* ==================== TABS ==================== */
.tabs { display: flex; border-bottom: 2px solid var(--border-color); gap: 0; margin-bottom: var(--spacing-lg); }
.tab-btn { padding: 0.75rem 1.25rem; border: none; background: none; cursor: pointer; font-size: 0.875rem; font-weight: 600; color: var(--text-secondary); border-bottom: 2px solid transparent; margin-bottom: -2px; transition: var(--transition); white-space: nowrap; }
.tab-btn:hover { color: var(--primary-color); }
.tab-btn.active { color: var(--primary-color); border-bottom-color: var(--primary-color); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ==================== UPLOAD DROPZONE ==================== */
.dropzone {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 2.5rem;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    background: var(--bg-secondary);
}
.dropzone:hover, .dropzone.dragover { border-color: var(--primary-color); background: var(--primary-light); }
.dropzone-icon { width: 48px; height: 48px; margin: 0 auto 1rem; color: var(--text-light); }
.dropzone-text { font-weight: 600; color: var(--text-primary); margin-bottom: 0.25rem; }
.dropzone-hint { font-size: 0.8rem; color: var(--text-secondary); }
.dropzone input[type=file] { display: none; }

/* ==================== MONATSTABELLE ==================== */
.monat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--spacing-md); }
@media (max-width: 900px) { .monat-grid { grid-template-columns: repeat(2, 1fr); } }
.monat-card { border: 2px solid var(--border-color); border-radius: var(--border-radius); padding: 1rem; text-align: center; transition: var(--transition); cursor: pointer; position: relative; }
.monat-card:hover { border-color: var(--primary-color); box-shadow: var(--shadow-md); }
.monat-card.status-gebucht { border-color: var(--success-color); background: rgba(39,174,96,0.05); }
.monat-card.status-offen { border-color: var(--warning-color); background: rgba(243,156,18,0.05); }
.monat-card.status-rueckfragen { border-color: var(--danger-color); background: rgba(231,76,60,0.05); }
.monat-name { font-weight: 700; font-size: 1.1rem; margin-bottom: 0.5rem; }
.monat-status { font-size: 0.75rem; font-weight: 600; }
.monat-upload-btn { margin-top: 0.75rem; width: 100%; }
.monat-belege-count { font-size: 0.75rem; color: var(--text-secondary); margin-top: 0.25rem; }

/* ==================== SEARCH & FILTER BAR ==================== */
.filter-bar { display: flex; gap: 0.75rem; align-items: center; flex-wrap: wrap; margin-bottom: var(--spacing-lg); }
.filter-bar input, .filter-bar select { padding: 0.5rem 0.75rem; border: 1px solid var(--border-color); border-radius: var(--border-radius-sm); font-size: 0.875rem; background: white; }
.filter-bar input { min-width: 220px; }
.filter-spacer { flex: 1; }

/* ==================== RECHNUNGSLISTE ==================== */
.rechnung-row-overdue td { color: var(--danger-color); }
.rechnung-row-skonto td:first-child::before { content: '⏰ '; }
.zahlung-checkbox { width: 18px; height: 18px; cursor: pointer; }

/* ==================== STATUS INDICATORS ==================== */
.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.status-dot.green { background: var(--success-color); }
.status-dot.orange { background: var(--warning-color); }
.status-dot.red { background: var(--danger-color); }
.status-dot.blue { background: var(--primary-color); }
.status-dot.gray { background: var(--text-light); }

/* ==================== NACHRICHTEN ==================== */
.message-thread { display: flex; flex-direction: column; gap: 1rem; }
.message-bubble { max-width: 85%; padding: 0.875rem 1rem; border-radius: var(--border-radius); }
.message-bubble.from-admin { background: var(--primary-light); margin-right: auto; }
.message-bubble.from-mandant { background: var(--bg-secondary); margin-left: auto; border: 1px solid var(--border-color); }
.message-bubble.from-system { background: rgba(243,156,18,0.08); border: 1px solid rgba(243,156,18,0.2); text-align: center; margin: 0 auto; max-width: 70%; }
.message-meta { font-size: 0.7rem; color: var(--text-light); margin-top: 0.3rem; }
.message-subject { font-weight: 700; margin-bottom: 0.3rem; font-size: 0.875rem; }
.message-content { font-size: 0.875rem; }

.inbox-list { display: flex; flex-direction: column; }
.inbox-item { padding: 1rem var(--spacing-lg); border-bottom: 1px solid var(--border-color); display: flex; align-items: flex-start; gap: 1rem; cursor: pointer; transition: var(--transition); }
.inbox-item:hover { background: var(--bg-secondary); }
.inbox-item.unread { background: var(--primary-light); }
.inbox-item.unread .inbox-subject { font-weight: 700; }
.inbox-avatar { width: 40px; height: 40px; border-radius: 50%; background: var(--primary-color); display: flex; align-items: center; justify-content: center; color: white; font-weight: 700; font-size: 0.875rem; flex-shrink: 0; }
.inbox-body { flex: 1; min-width: 0; }
.inbox-subject { font-size: 0.875rem; color: var(--text-primary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.inbox-preview { font-size: 0.8rem; color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.inbox-time { font-size: 0.75rem; color: var(--text-light); flex-shrink: 0; }

/* ==================== LOADING ==================== */
.loading { text-align: center; padding: 2rem; color: var(--text-secondary); }
.spinner { width: 24px; height: 24px; border: 3px solid var(--border-color); border-top-color: var(--primary-color); border-radius: 50%; animation: spin 0.8s linear infinite; display: inline-block; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ==================== EMPTY STATE ==================== */
.empty-state { text-align: center; padding: 3rem; color: var(--text-secondary); }
.empty-state svg { width: 64px; height: 64px; margin: 0 auto 1rem; color: var(--text-light); }
.empty-state h3 { font-size: 1.1rem; color: var(--text-primary); margin-bottom: 0.5rem; }
.empty-state p { font-size: 0.875rem; }

/* ==================== NOTIFICATIONS ==================== */
.toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9999; display: flex; flex-direction: column; gap: 0.5rem; }
.toast { background: white; border-radius: var(--border-radius-sm); padding: 0.875rem 1rem; box-shadow: var(--shadow-lg); border-left: 4px solid; display: flex; align-items: center; gap: 0.75rem; min-width: 280px; animation: slideIn 0.3s ease; }
.toast.success { border-color: var(--success-color); }
.toast.error { border-color: var(--danger-color); }
.toast.warning { border-color: var(--warning-color); }
.toast.info { border-color: var(--primary-color); }
.toast-icon { flex-shrink: 0; }
.toast-msg { font-size: 0.875rem; flex: 1; }
.toast-close { background: none; border: none; color: var(--text-light); cursor: pointer; font-size: 1rem; padding: 0; }
@keyframes slideIn { from { transform: translateX(100%); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* ==================== PAGINATION ==================== */
.pagination { display: flex; align-items: center; gap: 0.25rem; justify-content: center; margin-top: 1.5rem; }
.page-btn { padding: 0.4rem 0.75rem; border: 1px solid var(--border-color); border-radius: var(--border-radius-sm); background: white; cursor: pointer; font-size: 0.875rem; transition: var(--transition); }
.page-btn:hover { background: var(--bg-secondary); }
.page-btn.active { background: var(--primary-color); color: white; border-color: var(--primary-color); }
.page-btn:disabled { opacity: 0.4; cursor: not-allowed; }

/* ==================== ADMIN MANDANTEN LISTE ==================== */
.mandant-card { background: white; border: 1px solid var(--border-color); border-radius: var(--border-radius); padding: 1.25rem; display: flex; align-items: center; gap: 1rem; cursor: pointer; transition: var(--transition); }
.mandant-card:hover { border-color: var(--primary-color); box-shadow: var(--shadow-md); transform: translateY(-1px); }
.mandant-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--primary-light); color: var(--primary-color); display: flex; align-items: center; justify-content: center; font-weight: 700; font-size: 1rem; flex-shrink: 0; }
.mandant-info { flex: 1; min-width: 0; }
.mandant-name { font-weight: 700; font-size: 1rem; color: var(--text-primary); }
.mandant-nr { font-size: 0.75rem; color: var(--text-secondary); }
.mandant-status-badge { font-size: 0.75rem; }

/* ==================== PROGRESS BAR ==================== */
.progress-bar-container { background: var(--bg-secondary); border-radius: 10px; height: 8px; overflow: hidden; }
.progress-bar { height: 100%; border-radius: 10px; background: var(--primary-color); transition: width 0.4s ease; }
.progress-bar.green { background: var(--success-color); }
.progress-bar.orange { background: var(--orange-color); }
.progress-bar.red { background: var(--danger-color); }

/* ==================== AUDIT TRAIL ==================== */
.audit-item { display: flex; gap: 1rem; padding: 0.75rem 0; border-bottom: 1px solid var(--border-color); }
.audit-icon { width: 32px; height: 32px; border-radius: 50%; background: var(--primary-light); color: var(--primary-color); display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 0.75rem; }
.audit-body { flex: 1; }
.audit-action { font-weight: 600; font-size: 0.875rem; }
.audit-meta { font-size: 0.75rem; color: var(--text-secondary); }

/* ==================== ANALYSE CHARTS ==================== */
.analyse-section { margin-bottom: 2rem; }
.analyse-section h3 { font-size: 1rem; font-weight: 700; margin-bottom: 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid var(--primary-light); }
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 1rem; }
.kpi-card { background: white; border: 1px solid var(--border-color); border-radius: var(--border-radius); padding: 1.25rem; }
.kpi-label { font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.05em; color: var(--text-secondary); font-weight: 600; }
.kpi-value { font-size: 1.75rem; font-weight: 700; color: var(--text-primary); margin: 0.25rem 0; }
.kpi-change { font-size: 0.8rem; }
.kpi-change.positive { color: var(--success-color); }
.kpi-change.negative { color: var(--danger-color); }

/* ==================== SCROLLBAR ==================== */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-light); }

/* ==================== UTILITIES ==================== */
.text-center { text-align: center; }
.text-right { text-align: right; }
.text-muted { color: var(--text-secondary); }
.text-success { color: var(--success-color); }
.text-danger { color: var(--danger-color); }
.text-warning { color: var(--warning-color); }
.fw-bold { font-weight: 700; }
.mt-1 { margin-top: 0.5rem; } .mt-2 { margin-top: 1rem; } .mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; } .mb-2 { margin-bottom: 1rem; } .mb-3 { margin-bottom: 1.5rem; }
.d-flex { display: flex; }
.align-center { align-items: center; }
.gap-1 { gap: 0.5rem; } .gap-2 { gap: 1rem; }
.flex-1 { flex: 1; }
.hidden { display: none !important; }
.admin-only { display: none; }
.mandant-only { display: none; }