/* Request Page Styles */
:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #7c3aed;
    --accent: #06b6d4;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --gray-light: #e2e8f0;
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
}

/* Hero Section */
.request-hero {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 80px 0;
    text-align: center;
}

.request-hero .hero-content h1 {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.request-hero .hero-content p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* Form Container */
.proposal-form {
    padding: 80px 0;
    background: var(--light);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.form-header {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    padding: 40px;
    text-align: center;
}

.form-header h2 {
    font-size: 2.2rem;
    margin-bottom: 15px;
    font-weight: 700;
}

.form-header p {
    opacity: 0.9;
    font-size: 1.1rem;
    line-height: 1.6;
}

/* Form Content */
.proposal-form-content {
    padding: 40px;
}

.form-section {
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--gray-light);
}

.form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
}

.form-section h3 {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    margin-bottom: 25px;
    color: var(--dark);
}

.form-section h3 i {
    color: var(--primary);
}

/* Form Grid */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Form Groups */
.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--dark);
}

.form-group label.required::after {
    content: " *";
    color: var(--error);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-light);
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
    font-family: inherit;
}

/* Checkbox Group */
.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    margin-top: 10px;
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: normal;
    margin-bottom: 0;
}

.checkbox-label input[type="checkbox"] {
    width: auto;
    margin: 0;
}

/* File Upload */
.file-upload {
    position: relative;
    margin-top: 10px;
}

.file-upload input[type="file"] {
    position: absolute;
    left: -9999px;
}

.file-label {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 20px;
    border: 2px dashed var(--gray-light);
    border-radius: 8px;
    background: var(--light);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    justify-content: center;
}

.file-label:hover {
    border-color: var(--primary);
    background: rgba(37, 99, 235, 0.05);
}

.file-label i {
    font-size: 1.5rem;
    color: var(--primary);
}

.file-preview {
    margin-top: 15px;
}

.file-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--light);
    border-radius: 6px;
    margin-bottom: 5px;
}

.file-item i {
    color: var(--primary);
}

.file-item span {
    flex: 1;
    font-size: 0.9rem;
}

.file-remove {
    background: none;
    border: none;
    color: var(--error);
    cursor: pointer;
    padding: 5px;
}

/* Error Messages */
.error-message {
    display: block;
    color: var(--error);
    font-size: 0.85rem;
    margin-top: 5px;
    min-height: 20px;
}

.form-group input.error,
.form-group select.error,
.form-group textarea.error {
    border-color: var(--error);
}

.form-group input.valid,
.form-group select.valid,
.form-group textarea.valid {
    border-color: var(--success);
}

/* Submit Section */
.form-submit {
    background: var(--light);
    padding: 30px;
    border-radius: 12px;
    margin-top: 40px;
    text-align: center;
}

.submit-btn {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 8px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin: 20px 0;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 99, 235, 0.3);
}

.submit-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.submit-btn.loading {
    position: relative;
    color: transparent;
}

.submit-btn.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid white;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.form-note {
    margin-top: 20px;
    padding: 15px;
    background: rgba(37, 99, 235, 0.1);
    border-radius: 8px;
    border-left: 4px solid var(--primary);
}

.form-note p {
    margin: 0;
    color: var(--dark);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    justify-content: center;
}

.form-note i {
    color: var(--primary);
}

/* Success Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: white;
    padding: 40px;
    border-radius: 20px;
    text-align: center;
    max-width: 400px;
    width: 90%;
    animation: modalSlideIn 0.3s ease;
}

.modal-icon {
    font-size: 4rem;
    color: var(--success);
    margin-bottom: 20px;
}

.modal-content h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--dark);
}

.modal-content p {
    color: var(--gray);
    margin-bottom: 25px;
    line-height: 1.6;
}

.modal-btn {
    background: var(--primary);
    color: white;
    border: none;
    padding: 12px 30px;
    border-radius: 8px;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.modal-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

/* Animations */
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .request-hero {
        padding: 60px 0;
    }
    
    .request-hero .hero-content h1 {
        font-size: 2.2rem;
    }
    
    .proposal-form {
        padding: 40px 0;
    }
    
    .form-container {
        margin: 0 20px;
    }
    
    .form-header {
        padding: 30px 20px;
    }
    
    .proposal-form-content {
        padding: 30px 20px;
    }
    
    .form-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .form-section h3 {
        font-size: 1.2rem;
    }
    
    .checkbox-group {
        flex-direction: column;
        gap: 10px;
    }
    
    .file-label {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
    }
    
    .form-submit {
        padding: 20px;
    }
}

@media (max-width: 480px) {
    .request-hero .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .form-header h2 {
        font-size: 1.8rem;
    }
    
    .modal-content {
        padding: 30px 20px;
    }
    
    .modal-icon {
        font-size: 3rem;
    }
}