:root {
    --primary-color: #ecb4c4;
    --secondary-color: #ea95cf;
    --accent-color: #4cc9f0;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --success-color: #2ecc71;
    --error-color: #e74c3c;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

body {
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 900px;
    background-color: white;
    border-radius: 20px;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    display: flex;
}

.illustration {
    flex: 1;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color));
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 40px;
    color: white;
    display: none;
}

.illustration img {
    max-width: 100%;
    height: auto;
}

.illustration h2 {
    margin-top: 30px;
    font-size: 30px;
    text-align: center;
}

.form-container {
    flex: 1;
    padding: 50px;
}

.form-header {
    text-align: center;
    margin-bottom: 40px;
}

.form-header h1 {
    color: var(--dark-color);
    font-size: 28px;
    margin-bottom: 10px;
}

.form-header p {
    color: #666;
    font-size: 14px;
}

.tabs {
    display: flex;
    margin-bottom: 30px;
    border-bottom: 1px solid #eee;
}

.tab {
    flex: 1;
    text-align: center;
    padding: 12px;
    cursor: pointer;
    color: #666;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
}

.tab.active {
    color: var(--primary-color);
}

.tab.active:after {
    content: '';
    position: absolute;
    bottom: -1px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 3px 3px 0 0;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

.form-group {
    margin-bottom: 20px;
    position: relative;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    color: #555;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    padding-left: 40px;
}

.form-control:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(67, 97, 238, 0.2);
    outline: none;
}

.input-icon {
    position: absolute;
    left: 15px;
    top: 38px;
    color: #777;
}

.btn {
    width: 100%;
    padding: 12px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

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

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

.divider {
    display: flex;
    align-items: center;
    margin: 20px 0;
    color: #999;
    font-size: 14px;
}

.divider:before, .divider:after {
    content: '';
    flex: 1;
    height: 1px;
    background-color: #eee;
}

.divider:before {
    margin-right: 15px;
}

.divider:after {
    margin-left: 15px;
}

.social-login {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 20px;
}

.social-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: white;
    border: 1px solid #ddd;
    color: #555;
    cursor: pointer;
    transition: all 0.3s ease;
}

.social-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.1);
}

.social-btn.facebook:hover {
    background-color: #3b5998;
    color: white;
}

.social-btn.google:hover {
    background-color: #db4437;
    color: white;
}

.social-btn.twitter:hover {
    background-color: #1da1f2;
    color: white;
}

.form-footer {
    text-align: center;
    margin-top: 20px;
    font-size: 14px;
    color: #666;
}

.form-footer a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
}

.form-footer a:hover {
    text-decoration: underline;
}

.verification-code {
    display: flex;
    gap: 10px;
}

.verification-code input {
    flex: 1;
    text-align: center;
    font-size: 18px;
    padding: 12px;
}

.send-code-btn {
    background-color: #f0f0f0;
    color: #555;
    border: none;
    border-radius: 8px;
    padding: 0 15px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.send-code-btn:hover {
    background-color: #e0e0e0;
}

.send-code-btn:disabled {
    background-color: #f0f0f0;
    color: #aaa;
    cursor: not-allowed;
}

@media (min-width: 768px) {
    .illustration {
        display: flex;
    }
}