:root {
    --primary-color: #0052cc;
    --border-color: #ddd;
    --bg-color: #ffffff;
    --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --text-color: #333;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}


.contact-container {
    background: var(--bg-color);
    border-radius: 20px;
    padding: 1.8rem;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    max-width: 650px;
    width: 100%;
    position: relative;
    overflow: hidden;
}

.contact-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, #667eea, #764ba2, #f093fb);
}

.contact-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.contact-header h1 {
    font-size: 2.8rem;
    background: linear-gradient(135deg, var(--primary-color), #667eea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.contact-header p {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.6;
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1rem;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px 15px;
    border: 2px solid var(--border-color);
    border-radius: 12px;
    font-family: var(--font-family);
    font-size: 1rem;
    transition: all 0.3s ease;
    background-color: #fafafa;
    position: relative;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: #999;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(0, 82, 204, 0.1);
    background-color: var(--bg-color);
    transform: translateY(-2px);
}

.form-group textarea {
    resize: vertical;
    min-height: 140px;
    font-family: inherit;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.submit-btn {
    width: 100%;
    padding: 18px 32px;
    background: linear-gradient(135deg, var(--primary-color), #667eea);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    margin-top: 1rem;
}

.submit-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.submit-btn:hover::before {
    left: 100%;
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 35px rgba(0, 82, 204, 0.4);
}

.submit-btn:active {
    transform: translateY(-1px);
}

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

#form-status {
    margin-top: 1.5rem;
    padding: 18px 24px;
    border-radius: 12px;
    font-weight: 500;
    display: none;
    text-align: center;
    animation: slideIn 0.4s ease;
    border-left: 4px solid;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-15px);
    }

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

.form-success {
    background-color: #d4edda;
    color: #155724;
    border-color: #28a745;
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.2);
}

.form-error {
    background-color: #f8d7da;
    color: #721c24;
    border-color: #dc3545;
    box-shadow: 0 4px 12px rgba(220, 53, 69, 0.2);
}

.form-sending {
    background-color: #e2e3e5;
    color: #383d41;
    border-color: #6c757d;
    box-shadow: 0 4px 12px rgba(108, 117, 125, 0.2);
}

.form-status i {
    margin-right: 10px;
    font-size: 1.2rem;
}

.required {
    color: #e74c3c;
    font-weight: 700;
}

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

.btn-loading::after {
    content: "";
    position: absolute;
    width: 24px;
    height: 24px;
    top: 50%;
    left: 50%;
    margin-left: -12px;
    margin-top: -12px;
    border: 3px solid transparent;
    border-top-color: #ffffff;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.form-group.error input,
.form-group.error textarea,
.form-group.error select {
    border-color: #e74c3c;
    box-shadow: 0 0 0 4px rgba(231, 76, 60, 0.1);
    background-color: #fff5f5;
}

.error-message {
    color: #e74c3c;
    font-size: 0.85rem;
    margin-top: 0.5rem;
    display: none;
}

.form-group.error .error-message {
    display: block;
}

/* Responsive Design */
@media (max-width: 768px) {
    .contact-container {
        padding: 2rem;
        margin: 10px;
    }

    .contact-header h1 {
        font-size: 2.2rem;
    }

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

    .form-row {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .form-group {
        margin-bottom: 1.5rem;
    }

    .form-group input,
    .form-group textarea,
    .form-group select {
        padding: 16px 18px;
    }

    .submit-btn {
        padding: 16px 28px;
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    .contact-container {
        padding: 1.5rem;
    }

    .contact-header h1 {
        font-size: 1.8rem;
    }
}

/* Enhanced Animations */
.form-group {
    animation: fadeInUp 0.6s ease forwards;
    opacity: 0;
}

.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;
}

.form-group:nth-child(5) {
    animation-delay: 0.5s;
}

.form-group:nth-child(6) {
    animation-delay: 0.6s;
}

.submit-btn {
    animation: fadeInUp 0.6s ease forwards;
    animation-delay: 0.7s;
    opacity: 0;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.contact-header {
    animation: fadeInDown 0.8s ease forwards;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }

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