/* 登录注册页面样式 */
:root {
    --primary-color: #FF385C;
    --secondary-color: #4361EE;
    --accent-color: #3A0CA3;
    --text-color: #333333;
    --light-text: #666666;
    --bg-color: #F8F9FA;
    --card-bg: #FFFFFF;
    --border-color: #EEEEEE;
    --input-border: #DDDDDD;
    --input-focus: #4361EE;
    --button-hover: #E42D52;
    --wechat-color: #07C160;
    --weibo-color: #E6162D;
    --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 2rem;
}

.auth-card {
    width: 100%;
    max-width: 450px;
    background-color: var(--card-bg);
    border-radius: 16px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
    position: relative;
    animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.auth-header {
    padding: 2rem 2rem 1.5rem;
    text-align: center;
}

.auth-header h1 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-color);
    font-weight: 700;
}

.auth-header p {
    color: var(--light-text);
    font-size: 1rem;
}

.auth-form {
    padding: 0 2rem 1rem;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    font-size: 0.95rem;
    color: var(--text-color);
}

.form-group label i {
    margin-right: 0.5rem;
    color: var(--secondary-color);
}

.form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    border: 1px solid var(--input-border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

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

.password-input {
    position: relative;
}

.toggle-password {
    position: absolute;
    right: 1rem;
    top: 50%;
    transform: translateY(-50%);
    background: none;
    border: none;
    color: var(--light-text);
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
}

.toggle-password:hover {
    color: var(--secondary-color);
}

.password-strength {
    margin-top: 0.5rem;
}

.strength-meter {
    height: 4px;
    background-color: #e0e0e0;
    border-radius: 2px;
    overflow: hidden;
    margin-bottom: 0.3rem;
}

.strength-bar {
    height: 100%;
    width: 0;
    background-color: #e74c3c;
    transition: var(--transition);
}

.strength-text {
    font-size: 0.8rem;
    color: var(--light-text);
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.remember-me {
    display: flex;
    align-items: center;
}

.remember-me input[type="checkbox"] {
    margin-right: 0.5rem;
    cursor: pointer;
}

.remember-me label {
    font-size: 0.9rem;
    color: var(--light-text);
    cursor: pointer;
}

.forgot-password {
    font-size: 0.9rem;
    color: var(--secondary-color);
    text-decoration: none;
    transition: var(--transition);
}

.forgot-password:hover {
    text-decoration: underline;
}

.auth-button {
    width: 100%;
    padding: 0.9rem;
    background-color: var(--primary-color);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 1.2rem;
}

.auth-button:hover {
    background-color: var(--button-hover);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 56, 92, 0.3);
}

.auth-divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin-bottom: 1.2rem;
}

.auth-divider::before,
.auth-divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid var(--border-color);
}

.auth-divider span {
    padding: 0 1rem;
    color: var(--light-text);
    font-size: 0.9rem;
}

.social-login {
    display: flex;
    gap: 0.8rem;
    margin-bottom: 1.5rem;
}

.social-btn {
    flex: 1;
    padding: 0.7rem;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: white;
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
}

.social-btn i {
    margin-right: 0.5rem;
}

.social-btn.wechat {
    color: var(--wechat-color);
}

.social-btn.wechat:hover {
    background-color: rgba(7, 193, 96, 0.1);
    border-color: var(--wechat-color);
}

.social-btn.weibo {
    color: var(--weibo-color);
}

.social-btn.weibo:hover {
    background-color: rgba(230, 22, 45, 0.1);
    border-color: var(--weibo-color);
}

.auth-footer {
    padding: 1.5rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.auth-footer p {
    font-size: 0.95rem;
    color: var(--light-text);
}

.auth-footer a {
    color: var(--secondary-color);
    text-decoration: none;
    transition: var(--transition);
}

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

.back-home {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--light-text) !important;
}

.back-home i {
    margin-right: 0.5rem;
}

.back-home:hover {
    color: var(--text-color) !important;
}

.form-agreement {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: flex-start;
}

.form-agreement input[type="checkbox"] {
    margin: 0.2rem 0.5rem 0 0;
    cursor: pointer;
}

.form-agreement label {
    font-size: 0.9rem;
    color: var(--light-text);
    line-height: 1.4;
}

.form-agreement label a {
    color: var(--secondary-color);
    text-decoration: none;
}

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

/* 响应式样式 */
@media (max-width: 500px) {
    .auth-container {
        padding: 1rem;
    }

    .auth-card {
        border-radius: 12px;
    }

    .auth-header {
        padding: 1.5rem 1.5rem 1rem;
    }

    .auth-header h1 {
        font-size: 1.6rem;
    }

    .auth-form {
        padding: 0 1.5rem 0.8rem;
    }

    .auth-footer {
        padding: 1.2rem 1.5rem;
    }

    .social-login {
        flex-direction: column;
    }
}

.auth-feedback {
    margin-top: 1rem;
    padding: 0.8rem 1rem;
    border-radius: 8px;
    font-size: 0.95rem;
    text-align: center;
    display: none;
}

.auth-feedback.error {
    display: block;
    background-color: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
    border: 1px solid rgba(231, 76, 60, 0.3);
}

.auth-feedback.success {
    display: block;
    background-color: rgba(46, 204, 113, 0.1);
    color: #2ecc71;
    border: 1px solid rgba(46, 204, 113, 0.3);
}

.auth-feedback.info {
    display: block;
    background-color: rgba(52, 152, 219, 0.1);
    color: #3498db;
    border: 1px solid rgba(52, 152, 219, 0.3);
}

.input-feedback {
    margin-top: 0.5rem;
    font-size: 0.85rem;
    display: none;
}

.input-feedback.error {
    display: block;
    color: #e74c3c;
}

.input-feedback.success {
    display: block;
    color: #2ecc71;
}