/* ===================================
   BRK Haar Web App - Modern Stylesheet
   =================================== */

/* Root Variables - BRK/DRK Farben */
:root {
    --primary-red: #E30613;
    --primary-dark: #1a1a1a;
    --secondary-gray: #f5f5f5;
    --text-dark: #333333;
    --text-light: #666666;
    --border-color: #e0e0e0;
    --success-green: #28a745;
    --warning-yellow: #ffc107;
    --white: #ffffff;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-hover: 0 4px 20px rgba(0,0,0,0.15);
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--secondary-gray);
    color: var(--text-dark);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-red) 0%, #c00510 100%);
    color: var(--white);
    padding: 1.5rem 0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.logo {
    height: 50px;
    width: auto;
}

.header h1 {
    font-size: 1.8rem;
    font-weight: 600;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    font-size: 0.95rem;
}

.btn-logout {
    background-color: rgba(255,255,255,0.2);
    color: var(--white);
    padding: 0.5rem 1rem;
    border: 1px solid rgba(255,255,255,0.3);
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    font-size: 0.9rem;
}

.btn-logout:hover {
    background-color: rgba(255,255,255,0.3);
    border-color: var(--white);
}

/* Main Content */
main {
    flex: 1;
    max-width: 1200px;
    margin: 3rem auto;
    padding: 0 2rem;
    width: 100%;
}

/* Landing Page - Dashboard Grid */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.dashboard-card {
    background: var(--white);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    color: var(--text-dark);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.dashboard-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary-red);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.dashboard-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-red);
}

.dashboard-card:hover::before {
    transform: scaleX(1);
}

.card-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--primary-red);
}

.dashboard-card h3 {
    font-size: 1.4rem;
    margin-bottom: 0.75rem;
    color: var(--primary-dark);
}

.dashboard-card p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.5;
}

.card-badge {
    display: inline-block;
    background-color: var(--primary-red);
    color: var(--white);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-top: 1rem;
}

/* Forms */
.form-container {
    background: var(--white);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: var(--shadow);
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-dark);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 0 3px rgba(227, 6, 19, 0.1);
}

/* Buttons */
.btn {
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
    font-weight: 500;
}

.btn-primary {
    background-color: var(--primary-red);
    color: var(--white);
}

.btn-primary:hover {
    background-color: #c00510;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

.btn-secondary {
    background-color: var(--text-light);
    color: var(--white);
}

.btn-secondary:hover {
    background-color: var(--text-dark);
}

.btn-block {
    width: 100%;
}

/* Alerts */
.alert {
    padding: 1rem 1.25rem;
    border-radius: 6px;
    margin-bottom: 1.5rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #d4edda;
    border-color: var(--success-green);
    color: #155724;
}

.alert-error {
    background-color: #f8d7da;
    border-color: #dc3545;
    color: #721c24;
}

.alert-info {
    background-color: #d1ecf1;
    border-color: #17a2b8;
    color: #0c5460;
}

/* Tables */
.table-container {
    background: var(--white);
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

table thead {
    background-color: var(--secondary-gray);
}

table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--text-dark);
    border-bottom: 2px solid var(--border-color);
}

table td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

table tbody tr:hover {
    background-color: #f9f9f9;
}

/* Footer */
.footer {
    background-color: var(--primary-dark);
    color: var(--white);
    padding: 2rem 0;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    text-align: center;
}

.footer p {
    margin: 0.5rem 0;
    font-size: 0.9rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
    
    .dashboard-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    main {
        padding: 0 1rem;
        margin: 2rem auto;
    }
    
    .form-container {
        padding: 1.5rem;
    }
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-2 {
    margin-top: 1rem;
}

.mb-2 {
    margin-bottom: 1rem;
}

.hidden {
    display: none;
}

.page-title {
    font-size: 2rem;
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
    border-bottom: 3px solid var(--primary-red);
    padding-bottom: 0.5rem;
    display: inline-block;
}