/**
 * Stylesheet - Verallia-inspiriertes Design
 * GLAESS Software & Automation GmbH
 */

/* === RESET & BASE === */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #00713D;
    --primary-dark: #005530;
    --primary-light: #00954F;
    --secondary-color: #8CC63F;
    --accent-color: #F39200;
    --background: #F5F5F5;
    --white: #FFFFFF;
    --text-dark: #2C2C2C;
    --text-medium: #666666;
    --text-light: #999999;
    --border-color: #DDDDDD;
    --error-color: #D32F2F;
    --success-color: #00713D;
    --warning-color: #F39200;
    --info-color: #0288D1;
    --shadow-sm: 0 2px 4px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 8px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 16px rgba(0,0,0,0.2);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--background);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* === HEADER === */
.main-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 1.5rem 0;
    box-shadow: var(--shadow-md);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.app-title {
    font-size: 1.8rem;
    font-weight: 600;
    color: var(--white);
    margin: 0;
}

.main-nav {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.main-nav a {
    color: var(--white);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.3s ease;
}

.main-nav a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.main-nav a.active {
    background-color: rgba(255, 255, 255, 0.2);
    font-weight: 600;
}

.logout-btn {
    background-color: var(--accent-color) !important;
    color: var(--white) !important;
}

.logout-btn:hover {
    background-color: #D87E00 !important;
}

.user-info {
    color: var(--white);
}

.user-label {
    font-size: 0.9rem;
}

/* === CONTAINER === */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

/* === MAIN CONTENT === */
.main-content {
    flex: 1;
    padding: 2rem 0;
}

/* === ROLE SELECTION === */
.role-selection {
    max-width: 800px;
    margin: 4rem auto;
    text-align: center;
}

.role-selection h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.role-selection p {
    font-size: 1.1rem;
    color: var(--text-medium);
    margin-bottom: 3rem;
}

.role-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.role-card {
    background: var(--white);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: var(--shadow-md);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    text-decoration: none;
    color: var(--text-dark);
    border: 2px solid transparent;
}

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

.role-card h3 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.role-card p {
    font-size: 0.95rem;
    color: var(--text-medium);
    margin: 0;
}

/* === LIEFERANT LOGIN === */
.lieferant-login {
    max-width: 500px;
    margin: 4rem auto;
    background: var(--white);
    padding: 3rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.lieferant-login h2 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
}

/* === CARDS === */
.card {
    background: var(--white);
    border-radius: 8px;
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.card-header {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.card-header h2 {
    color: var(--primary-color);
    font-size: 1.8rem;
    margin: 0;
}

.card-header h3 {
    color: var(--primary-color);
    font-size: 1.4rem;
    margin: 0;
}

.card-body {
    padding: 0;
}

/* === FORMS === */
.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.form-group input[type="text"],
.form-group input[type="date"],
.form-group input[type="number"],
.form-group input[type="email"],
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group input[type="checkbox"] {
    width: auto;
    margin-right: 0.5rem;
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.checkbox-label {
    display: flex;
    align-items: center;
    font-weight: normal;
}

/* === BUTTONS === */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
}

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

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

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

.btn-secondary:hover {
    background-color: #7AB52F;
}

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

.btn-accent:hover {
    background-color: #D87E00;
}

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

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

.btn-danger {
    background-color: var(--error-color);
    color: var(--white);
}

.btn-danger:hover {
    background-color: #B71C1C;
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
}

.btn-block {
    width: 100%;
}

.btn-group {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* === TABLES === */
.table-responsive {
    overflow-x: auto;
    margin-bottom: 2rem;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
}

table thead {
    background-color: var(--primary-color);
    color: var(--white);
}

table th {
    padding: 1rem;
    text-align: left;
    font-weight: 600;
}

table td {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--border-color);
}

table tbody tr:hover {
    background-color: rgba(0, 113, 61, 0.05);
}

table tbody tr:last-child td {
    border-bottom: none;
}

.table-actions {
    display: flex;
    gap: 0.5rem;
}

/* === BADGES === */
.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
}

.badge-success {
    background-color: #E8F5E9;
    color: #2E7D32;
}

.badge-warning {
    background-color: #FFF3E0;
    color: #E65100;
}

.badge-info {
    background-color: #E3F2FD;
    color: #1565C0;
}

.badge-error {
    background-color: #FFEBEE;
    color: #C62828;
}

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

.alert-success {
    background-color: #E8F5E9;
    border-color: var(--success-color);
    color: #2E7D32;
}

.alert-error {
    background-color: #FFEBEE;
    border-color: var(--error-color);
    color: #C62828;
}

.alert-warning {
    background-color: #FFF3E0;
    border-color: var(--warning-color);
    color: #E65100;
}

.alert-info {
    background-color: #E3F2FD;
    border-color: var(--info-color);
    color: #1565C0;
}

/* === ANFRAGEN LIST === */
.anfragen-list {
    display: grid;
    gap: 1.5rem;
}

.anfrage-item {
    background: var(--white);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow-sm);
    transition: box-shadow 0.3s ease;
    border-left: 4px solid var(--primary-color);
}

.anfrage-item:hover {
    box-shadow: var(--shadow-md);
}

.anfrage-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.anfrage-title {
    font-size: 1.3rem;
    color: var(--primary-color);
    font-weight: 600;
    margin: 0;
}

.anfrage-meta {
    display: flex;
    gap: 2rem;
    margin-bottom: 1rem;
    color: var(--text-medium);
    font-size: 0.95rem;
}

.anfrage-actions {
    display: flex;
    gap: 0.75rem;
    margin-top: 1rem;
}

/* === ROUTEN === */
.routen-list {
    margin-top: 1.5rem;
}

.route-item {
    background: var(--background);
    padding: 1rem;
    border-radius: 4px;
    margin-bottom: 1rem;
    border-left: 3px solid var(--secondary-color);
}

.route-details {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
}

.route-detail {
    display: flex;
    flex-direction: column;
}

.route-detail-label {
    font-size: 0.85rem;
    color: var(--text-medium);
    font-weight: 600;
}

.route-detail-value {
    font-size: 1rem;
    color: var(--text-dark);
}

/* === KALKULATIONSBASIS === */
.kalk-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.kalk-item {
    background: var(--background);
    padding: 1rem;
    border-radius: 4px;
}

.kalk-label {
    font-size: 0.9rem;
    color: var(--text-medium);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.kalk-value {
    font-size: 1.1rem;
    color: var(--text-dark);
}

/* === PREIS INPUT === */
.preis-input-group {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 1rem;
    align-items: end;
}

/* === CHARTS === */
.chart-container {
    background: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.chart-title {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
}

/* === STATS === */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
}

/* === COMPARISON TABLE === */
.comparison-table {
    width: 100%;
}

.comparison-table th {
    background-color: var(--primary-color);
}

.comparison-table .best-price {
    background-color: rgba(140, 198, 63, 0.2);
    font-weight: 700;
}

/* === FOOTER === */
.main-footer {
    background-color: var(--text-dark);
    color: var(--white);
    padding: 1.5rem 0;
    text-align: center;
    margin-top: auto;
}

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

/* === MODAL === */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal {
    background: var(--white);
    border-radius: 8px;
    padding: 2rem;
    max-width: 800px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 2px solid var(--primary-color);
    padding-bottom: 1rem;
    margin-bottom: 1.5rem;
}

.modal-title {
    color: var(--primary-color);
    font-size: 1.5rem;
    margin: 0;
}

/* === RESPONSIVE === */
@media (max-width: 1200px) {
    .container {
        padding: 0 1.5rem;
    }
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .main-nav {
        width: 100%;
        flex-direction: column;
        gap: 0.5rem;
    }
    
    .role-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .btn-group {
        flex-direction: column;
    }
    
    .anfrage-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .preis-input-group {
        grid-template-columns: 1fr;
    }
}

/* === UTILITIES === */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.hidden {
    display: none;
}

.loading {
    text-align: center;
    padding: 2rem;
    color: var(--text-medium);
}