/* IBE Corporate Design - Plattenbestand App */
/* Hausfarben: Dunkelblau #00324B, Blaugrau #9AAEB7 */
/* Produktfarben: Blau #5985C2, Orange #E0822D, Grün #9DC042 */

:root {
    --ibe-dark: #00324B;
    --ibe-gray: #9AAEB7;
    --ibe-blue: #5985C2;
    --ibe-orange: #E0822D;
    --ibe-green: #9DC042;
    --ibe-dark-hover: #004a6e;
    --ibe-light-bg: #f4f7f9;
    --ibe-card-shadow: 0 2px 8px rgba(0, 50, 75, 0.08);
    --ibe-border: #e0e7eb;
}

* { box-sizing: border-box; }

body {
    font-family: 'Roboto', sans-serif;
    background: var(--ibe-light-bg);
    color: #333;
    margin: 0;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background: var(--ibe-dark);
    color: #fff;
    display: flex;
    flex-direction: column;
    z-index: 100;
    transition: transform 0.3s;
}

.sidebar-logo {
    padding: 24px 20px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    gap: 12px;
}

.sidebar-logo img {
    height: 36px;
    width: auto;
}

.sidebar-logo .app-title {
    font-size: 13px;
    font-weight: 500;
    color: var(--ibe-gray);
    line-height: 1.3;
}

.sidebar-nav {
    flex: 1;
    padding: 16px 0;
    overflow-y: auto;
}

.sidebar-nav a {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 24px;
    color: rgba(255,255,255,0.75);
    text-decoration: none;
    font-size: 14px;
    font-weight: 400;
    transition: all 0.2s;
    border-left: 3px solid transparent;
}

.sidebar-nav a:hover {
    background: rgba(255,255,255,0.08);
    color: #fff;
}

.sidebar-nav a.active {
    background: rgba(255,255,255,0.1);
    color: #fff;
    border-left-color: var(--ibe-orange);
    font-weight: 500;
}

.sidebar-nav a .nav-icon {
    width: 20px;
    text-align: center;
    font-size: 16px;
    flex-shrink: 0;
}

.sidebar-nav .nav-section {
    padding: 20px 24px 8px;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255,255,255,0.4);
    font-weight: 500;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.1);
    font-size: 12px;
    color: rgba(255,255,255,0.5);
}

.sidebar-footer .user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
    color: rgba(255,255,255,0.8);
    font-size: 13px;
}

.sidebar-footer .user-avatar {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--ibe-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 14px;
    color: #fff;
}

/* Main Content */
.main-content {
    margin-left: 250px;
    min-height: 100vh;
}

.topbar {
    background: #fff;
    border-bottom: 1px solid var(--ibe-border);
    padding: 16px 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 50;
}

.topbar h1 {
    font-size: 20px;
    font-weight: 500;
    color: var(--ibe-dark);
    margin: 0;
}

.topbar-actions {
    display: flex;
    gap: 12px;
    align-items: center;
}

.page-content {
    padding: 28px 32px;
}

/* Cards */
.card {
    background: #fff;
    border-radius: 8px;
    box-shadow: var(--ibe-card-shadow);
    border: 1px solid var(--ibe-border);
    margin-bottom: 20px;
}

.card-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--ibe-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h2 {
    font-size: 16px;
    font-weight: 500;
    color: var(--ibe-dark);
    margin: 0;
}

.card-body {
    padding: 20px;
}

/* Stat Cards */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 28px;
}

.stat-card {
    background: #fff;
    border-radius: 8px;
    box-shadow: var(--ibe-card-shadow);
    border: 1px solid var(--ibe-border);
    padding: 20px 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    flex-shrink: 0;
}

.stat-icon.blue { background: rgba(89,133,194,0.12); color: var(--ibe-blue); }
.stat-icon.orange { background: rgba(224,130,45,0.12); color: var(--ibe-orange); }
.stat-icon.green { background: rgba(157,192,66,0.12); color: var(--ibe-green); }
.stat-icon.dark { background: rgba(0,50,75,0.1); color: var(--ibe-dark); }

.stat-info h3 {
    font-size: 13px;
    font-weight: 400;
    color: #888;
    margin: 0 0 4px;
}

.stat-info .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: var(--ibe-dark);
    line-height: 1;
}

.stat-info .stat-sub {
    font-size: 12px;
    color: #999;
    margin-top: 4px;
}

/* Tables */
.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

table th {
    background: var(--ibe-light-bg);
    color: var(--ibe-dark);
    font-weight: 500;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 10px 14px;
    text-align: left;
    border-bottom: 2px solid var(--ibe-border);
    white-space: nowrap;
}

table td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--ibe-border);
    vertical-align: middle;
}

table tbody tr:hover {
    background: rgba(89,133,194,0.04);
}

table .num {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

/* Badges */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.badge-wg1 { background: rgba(89,133,194,0.15); color: var(--ibe-blue); }
.badge-wg2 { background: rgba(157,192,66,0.15); color: #6d8a2a; }
.badge-wg4 { background: rgba(224,130,45,0.15); color: var(--ibe-orange); }
.badge-wg5 { background: rgba(0,50,75,0.12); color: var(--ibe-dark); }

.badge-admin { background: rgba(224,130,45,0.15); color: var(--ibe-orange); }
.badge-editor { background: rgba(89,133,194,0.15); color: var(--ibe-blue); }
.badge-viewer { background: rgba(154,174,183,0.2); color: #6a7b83; }

.badge-active { background: rgba(157,192,66,0.15); color: #5a7a1f; }
.badge-inactive { background: rgba(200,50,50,0.1); color: #c83232; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 18px;
    border-radius: 6px;
    font-size: 14px;
    font-weight: 500;
    font-family: 'Roboto', sans-serif;
    cursor: pointer;
    border: none;
    text-decoration: none;
    transition: all 0.2s;
    white-space: nowrap;
}

.btn-primary {
    background: var(--ibe-dark);
    color: #fff;
}

.btn-primary:hover { background: var(--ibe-dark-hover); }

.btn-secondary {
    background: #fff;
    color: var(--ibe-dark);
    border: 1px solid var(--ibe-border);
}

.btn-secondary:hover { background: var(--ibe-light-bg); }

.btn-success { background: var(--ibe-green); color: #fff; }
.btn-danger { background: #d9534f; color: #fff; }
.btn-sm { padding: 5px 12px; font-size: 13px; }

/* Forms */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--ibe-dark);
    margin-bottom: 6px;
}

.form-control {
    width: 100%;
    padding: 9px 14px;
    border: 1px solid var(--ibe-border);
    border-radius: 6px;
    font-size: 14px;
    font-family: 'Roboto', sans-serif;
    background: #fff;
    color: #333;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--ibe-blue);
    box-shadow: 0 0 0 3px rgba(89,133,194,0.15);
}

select.form-control {
    appearance: auto;
}

/* Filter Bar */
.filter-bar {
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
    margin-bottom: 20px;
    padding: 16px 20px;
    background: #fff;
    border-radius: 8px;
    border: 1px solid var(--ibe-border);
}

.filter-bar .form-group {
    margin-bottom: 0;
    min-width: 160px;
}

/* Flash Messages */
.flash-messages {
    padding: 0 32px;
    margin-top: 16px;
}

.alert {
    padding: 12px 18px;
    border-radius: 6px;
    font-size: 14px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-success { background: rgba(157,192,66,0.12); color: #4a6a1a; border: 1px solid rgba(157,192,66,0.3); }
.alert-danger { background: rgba(220,53,69,0.08); color: #842029; border: 1px solid rgba(220,53,69,0.2); }
.alert-warning { background: rgba(224,130,45,0.1); color: #8a5a1e; border: 1px solid rgba(224,130,45,0.25); }
.alert-info { background: rgba(89,133,194,0.1); color: #2c5282; border: 1px solid rgba(89,133,194,0.25); }

/* Login Page */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--ibe-dark) 0%, #003d5c 100%);
}

.login-card {
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 8px 40px rgba(0,0,0,0.2);
    padding: 40px;
    width: 100%;
    max-width: 400px;
}

.login-card .logo-section {
    text-align: center;
    margin-bottom: 32px;
}

.login-card .logo-section img {
    height: 48px;
    margin-bottom: 12px;
}

.login-card .logo-section h1 {
    font-size: 18px;
    color: var(--ibe-dark);
    font-weight: 500;
    margin: 0;
}

.login-card .logo-section p {
    font-size: 13px;
    color: #888;
    margin: 4px 0 0;
}

.login-card .btn-primary {
    width: 100%;
    padding: 12px;
    font-size: 15px;
    margin-top: 8px;
}

/* Pagination */
.pagination {
    display: flex;
    gap: 4px;
    justify-content: center;
    margin-top: 20px;
}

.pagination a, .pagination span {
    padding: 6px 12px;
    border: 1px solid var(--ibe-border);
    border-radius: 4px;
    font-size: 13px;
    text-decoration: none;
    color: var(--ibe-dark);
}

.pagination a:hover { background: var(--ibe-light-bg); }
.pagination .active { background: var(--ibe-dark); color: #fff; border-color: var(--ibe-dark); }
.pagination .disabled { color: #ccc; pointer-events: none; }

/* Charts */
.chart-container {
    position: relative;
    height: 350px;
    width: 100%;
}

/* Responsive */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--ibe-dark);
    cursor: pointer;
}

@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .mobile-toggle { display: block; }
    .page-content { padding: 16px; }
    .topbar { padding: 12px 16px; }
    .stats-grid { grid-template-columns: 1fr; }
    .filter-bar { flex-direction: column; }
}

/* Upload / Import */
.upload-zone {
    border: 2px dashed var(--ibe-border);
    border-radius: 8px;
    padding: 40px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
    background: var(--ibe-light-bg);
}

.upload-zone:hover {
    border-color: var(--ibe-blue);
    background: rgba(89,133,194,0.04);
}

.upload-zone .upload-icon {
    font-size: 48px;
    color: var(--ibe-gray);
    margin-bottom: 12px;
}

.upload-zone p {
    color: #888;
    font-size: 14px;
    margin: 4px 0;
}

/* Utilities */
.text-muted { color: #999; }
.text-right { text-align: right; }
.mt-2 { margin-top: 8px; }
.mt-4 { margin-top: 16px; }
.mb-4 { margin-bottom: 16px; }
.d-flex { display: flex; }
.gap-2 { gap: 8px; }
.justify-between { justify-content: space-between; }
.align-center { align-items: center; }