/* Projektformulare - Custom CSS */

:root {
    --primary-color: #0d6efd;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --info-color: #0dcaf0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
}

/* Allgemeine Styles */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
}

/* Navigation */
.navbar-brand {
    font-weight: 600;
}

.navbar-nav .nav-link {
    font-weight: 500;
}

.navbar-nav .nav-link.active {
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 0.375rem;
}

/* Cards */
.card {
    border: none;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
    transition: box-shadow 0.15s ease-in-out;
}

.card:hover {
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.card-header {
    background-color: var(--light-color);
    border-bottom: 1px solid rgba(0, 0, 0, 0.125);
    font-weight: 600;
}

/* Buttons */
.btn {
    font-weight: 500;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

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

.btn-primary:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

.btn-warning {
    background-color: var(--warning-color);
    border-color: var(--warning-color);
    color: var(--dark-color);
}

.btn-warning:hover {
    background-color: #ffca2c;
    border-color: #ffc720;
    color: var(--dark-color);
}

/* Forms */
.form-control, .form-select {
    border-radius: 0.375rem;
    border: 1px solid #ced4da;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

.form-label {
    font-weight: 600;
    color: var(--dark-color);
}

.form-control-plaintext {
    background-color: var(--light-color);
    border: 1px solid #dee2e6;
}

/* Multiple Select Styles */
.form-select[multiple] {
    min-height: 120px;
    padding: 0.5rem;
}

.form-select[multiple] option {
    padding: 0.5rem;
    margin: 0.125rem 0;
    border-radius: 0.25rem;
    background-color: #f8f9fa;
    border: 1px solid #dee2e6;
    transition: all 0.15s ease-in-out;
}

.form-select[multiple] option:hover {
    background-color: #e9ecef;
    border-color: #adb5bd;
}

.form-select[multiple] option:checked {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.form-select[multiple] option:checked:hover {
    background-color: #0b5ed7;
    border-color: #0a58ca;
}

/* Technology Stack Container */
.technology-stack-container {
    position: relative;
    display: flex;
    flex-direction: column;
    height: 60px; /* Height for single textarea */
}

.technology-stack-container .form-floating {
    margin-bottom: 0;
    flex: 1;
}

.technology-stack-container .form-floating textarea {
    height: 60px;
}

/* Platform field height adjustment - matches technology stack container */
.platform-field {
    height: 60px !important; /* Exact match for technology stack container */
}

.platform-field .form-control {
    height: 100% !important;
    resize: none;
}

/* Multiple Select Container */
.multiple-select-container {
    position: relative;
}

.multiple-select-container .form-select[multiple] {
    border: 1px solid #ced4da;
    border-radius: 0.375rem;
    background-color: white;
}

.multiple-select-container .form-select[multiple]:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
}

/* Validation Styles */
.form-select.is-invalid {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

.form-select.is-invalid:focus {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 0.25rem rgba(220, 53, 69, 0.25);
}

.invalid-feedback {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    font-size: 0.875em;
    color: var(--danger-color);
}

.form-text {
    font-size: 0.875em;
    color: var(--secondary-color);
    margin-top: 0.25rem;
}

/* Alerts */
.alert {
    border: none;
    border-radius: 0.375rem;
    font-weight: 500;
}

.alert-success {
    background-color: #d1e7dd;
    color: #0f5132;
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
}

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

/* Badges */
.badge {
    font-weight: 500;
    border-radius: 0.375rem;
}

/* Tables */
.table {
    border-radius: 0.375rem;
    overflow: hidden;
}

.table thead th {
    background-color: var(--light-color);
    border-bottom: 2px solid #dee2e6;
    font-weight: 600;
    color: var(--dark-color);
}

.table tbody tr:hover {
    background-color: rgba(0, 0, 0, 0.02);
}

/* Progress bars */
.progress {
    border-radius: 0.375rem;
    height: 0.5rem;
}

/* Modals */
.modal-content {
    border: none;
    border-radius: 0.5rem;
    box-shadow: 0 0.5rem 1rem rgba(0, 0, 0, 0.15);
}

.modal-header {
    border-bottom: 1px solid #dee2e6;
    background-color: var(--light-color);
}

.modal-footer {
    border-top: 1px solid #dee2e6;
    background-color: var(--light-color);
}

/* Footer */
footer {
    background-color: var(--light-color);
    border-top: 1px solid #dee2e6;
}

/* Custom Components */
.feature-card {
    text-align: center;
    padding: 2rem 1rem;
    border-radius: 0.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    margin-bottom: 1rem;
}

.feature-card h3 {
    margin-bottom: 1rem;
}

.feature-card i {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Form Sections */
.form-section {
    background-color: white;
    border-radius: 0.5rem;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 0.125rem 0.25rem rgba(0, 0, 0, 0.075);
}

.form-section h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-color);
}

/* File Upload */
.file-upload {
    position: relative;
    display: inline-block;
    cursor: pointer;
    width: 100%;
}

.file-upload input[type=file] {
    position: absolute;
    opacity: 0;
    width: 100%;
    height: 100%;
    cursor: pointer;
}

.file-upload-label {
    display: block;
    padding: 0.75rem 1rem;
    background-color: var(--light-color);
    border: 2px dashed #ced4da;
    border-radius: 0.375rem;
    text-align: center;
    transition: all 0.15s ease-in-out;
}

.file-upload:hover .file-upload-label {
    border-color: var(--primary-color);
    background-color: rgba(13, 110, 253, 0.05);
}

/* Loading Spinner */
.spinner-border {
    width: 1rem;
    height: 1rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding-left: 1rem;
        padding-right: 1rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .form-section {
        padding: 1rem;
    }
    
    .table-responsive {
        font-size: 0.875rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .btn,
    .alert,
    footer {
        display: none !important;
    }
    
    .card {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
    
    .form-section {
        box-shadow: none;
        border: 1px solid #dee2e6;
    }
}

/* Dark Mode Support */
@media (prefers-color-scheme: dark) {
    :root {
        --light-color: #212529;
        --dark-color: #f8f9fa;
    }
    
    body {
        background-color: #121212;
        color: #e0e0e0;
    }
    
    .card {
        background-color: #1e1e1e;
        color: #e0e0e0;
    }
    
    .form-control,
    .form-select {
        background-color: #2d2d2d;
        border-color: #404040;
        color: #e0e0e0;
    }
    
    .table {
        color: #e0e0e0;
    }
    
    .table thead th {
        background-color: #2d2d2d;
        color: #e0e0e0;
    }
    
    .table tbody tr:hover {
        background-color: rgba(255, 255, 255, 0.05);
    }
}

/* Animationen */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-in-out;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}