/* styles.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.form-container {
    background: white;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    width: 100%;
    max-width: 600px;
}

.header {
    background: linear-gradient(135deg, #2c3e50, #3498db);
    color: white;
    padding: 40px 30px;
    text-align: center;
}

.header h1 {
    font-size: 2rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.header h2 {
    font-size: 1.2rem;
    font-weight: 300;
    opacity: 0.9;
    margin-bottom: 5px;
}

.header p {
    font-size: 1rem;
    opacity: 0.8;
}

.form-content {
    padding: 40px 30px;
}

.form-group {
    margin-bottom: 25px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.95rem;
}

.required {
    color: #e74c3c;
}

input[type="text"],
input[type="file"] {
    width: 100%;
    padding: 15px;
    border: 2px solid #e1e8ed;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

input[type="text"]:focus,
input[type="file"]:focus {
    outline: none;
    border-color: #3498db;
    background: white;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.invalid {
    border-color: #e74c3c !important;
    background: #fdf2f2 !important;
}

.valid {
    border-color: #27ae60 !important;
    background: #f2fdf2 !important;
}

.field-error {
    color: #e74c3c;
    font-size: 0.85rem;
    margin-top: 5px;
    display: none;
}

.file-info {
    font-size: 0.85rem;
    color: #7f8c8d;
    margin-top: 5px;
    font-style: italic;
}

.recaptcha-container {
    margin: 20px 0;
    display: flex;
    justify-content: center;
}

.submit-btn {
    width: 100%;
    background: linear-gradient(135deg, #3498db, #2c3e50);
    color: white;
    padding: 18px;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(52, 152, 219, 0.3);
}

.submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    background: #95a5a6;
}

.loading {
    opacity: 0.7;
    pointer-events: none;
}

.footer-info {
    text-align: center;
    padding: 20px;
    color: #7f8c8d;
    font-size: 0.85rem;
    background: #f8f9fa;
    border-top: 1px solid #e1e8ed;
}

@media (max-width: 768px) {
    .form-container {
        margin: 10px;
    }
    
    .header {
        padding: 30px 20px;
    }
    
    .header h1 {
        font-size: 1.6rem;
    }
    
    .form-content {
        padding: 30px 20px;
    }
}