/* Reset and base styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 600px;
    margin: 0 auto;
}

.form-wrapper {
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

h1 {
    text-align: center;
    color: #2c3e50;
    margin-bottom: 10px;
    font-size: 2.5rem;
    font-weight: 700;
}

.subtitle {
    text-align: center;
    color: #7f8c8d;
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

label {
    font-weight: 600;
    color: #2c3e50;
    font-size: 0.95rem;
}

input, textarea {
    padding: 15px;
    border: 2px solid #e1e8ed;
    border-radius: 10px;
    font-size: 1rem;
    transition: all 0.3s ease;
    background: #f8f9fa;
}

input:focus, textarea:focus {
    outline: none;
    border-color: #667eea;
    background: white;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

input::placeholder, textarea::placeholder {
    color: #95a5a6;
}

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

.submit-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 18px 30px;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
    position: relative;
    overflow: hidden;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(102, 126, 234, 0.3);
}

.submit-btn:active {
    transform: translateY(0);
}

.submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.error-message {
    color: #e74c3c;
    font-size: 0.85rem;
    min-height: 20px;
    display: block;
}

.success-message {
    text-align: center;
    padding: 30px;
    background: linear-gradient(135deg, #2ecc71 0%, #27ae60 100%);
    color: white;
    border-radius: 15px;
    margin-top: 20px;
}

.success-message h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

/* Responsive design */
@media (max-width: 768px) {
    .form-wrapper {
        padding: 30px 20px;
        margin: 10px;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    input, textarea {
        padding: 12px;
        font-size: 16px;
    }
    
    .submit-btn {
        padding: 15px 25px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    body {
        padding: 10px;
    }
    
    .form-wrapper {
        padding: 25px 15px;
    }
    
    h1 {
        font-size: 1.8rem;
    }
    
    .contact-form {
        gap: 20px;
    }
    
    input, textarea {
        padding: 10px;
    }
}

/* Animation for form elements */
.form-group {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.2s; }
.form-group:nth-child(3) { animation-delay: 0.3s; }
.form-group:nth-child(4) { animation-delay: 0.4s; }

@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-loading {
    display: none;
}

.submit-btn.loading .btn-text {
    display: none;
}

.submit-btn.loading .btn-loading {
    display: inline;
}

input.error, textarea.error {
    border-color: #e74c3c;
    background: #fdf2f2;
}

input.success, textarea.success {
    border-color: #2ecc71;
    background: #f0fff4;
}