.auth-page {
    background: #fff;
    padding: 60px 20px 72px;
    min-height: calc(100vh - 140px);
}
.auth-content {
    width: 400px;
    max-width: 100%;
    margin: 0 auto;
}
.auth-brand {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    margin-bottom: 28px;
    color: var(--text-main);
    font-size: 20px;
    font-weight: 700;
    overflow-wrap: anywhere;
    transition: var(--transition);
}
.auth-brand:hover {
    transform: translateY(-2px);
}
.auth-brand img {
    width: 44px;
    height: 44px;
    flex: 0 0 44px;
    object-fit: contain;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-sm);
}
.auth-content h1 {
    text-align: center;
    font-size: 28px;
    line-height: 1.4;
    margin-bottom: 8px;
    color: var(--text-main);
    font-weight: 700;
}
.auth-subtitle {
    margin: 8px 0 28px;
    color: var(--text-secondary);
    text-align: center;
    font-size: 14px;
}
.auth-subtitle a {
    color: var(--primary-color);
    font-weight: 500;
    transition: var(--transition);
}
.auth-subtitle a:hover {
    text-decoration: underline;
}
.auth-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
    border-bottom: 2px solid var(--border-color);
    margin-bottom: 28px;
}
.auth-tabs button {
    background: transparent;
    color: var(--text-secondary);
    font-size: 15px;
    min-height: 48px;
    border-bottom: 2px solid transparent;
    transition: var(--transition);
    font-weight: 500;
}
.auth-tabs button:hover {
    color: var(--primary-color);
}
.auth-tabs button.active {
    color: var(--primary-color);
    border-bottom-color: var(--primary-color);
    font-weight: 600;
}
.auth-field {
    margin-bottom: 20px;
    min-width: 0;
}
.auth-field label {
    display: block;
    margin-bottom: 8px;
    color: var(--text-main);
    font-size: 14px;
    font-weight: 500;
}
.auth-field .el-input {
    width: 100%;
    min-width: 0;
    --el-input-height: 48px;
    --el-input-border-radius: var(--radius-md);
    --el-input-border-color: var(--border-color);
    --el-input-focus-border-color: var(--primary-color);
    --el-input-text-color: var(--text-main);
    --el-input-placeholder-color: var(--text-light);
    font-size: 15px;
}
.auth-field .el-input__wrapper {
    padding: 1px 14px;
    transition: var(--transition);
}
.auth-field .el-input__wrapper:hover {
    border-color: var(--primary-border);
}
.auth-field .el-input__inner {
    font-family: inherit;
}
.auth-field .el-input__password {
    min-width: 24px;
    min-height: 24px;
}
.auth-input-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 130px;
    gap: 12px;
}
.captcha-image, .sms-button {
    width: 130px;
    height: 48px;
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--bg-color);
    color: var(--primary-color);
    font-size: 13px;
    font-weight: 500;
    transition: var(--transition);
}
.sms-button:hover {
    background: var(--primary-light);
    border-color: var(--primary-color);
}
.captcha-image img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: contain;
}
.auth-feedback {
    min-height: 24px;
    color: var(--danger-color);
    font-size: 13px;
    overflow-wrap: anywhere;
    margin-bottom: 12px;
    line-height: 1.6;
}
.auth-feedback.success {
    color: var(--success-color);
}
.auth-agreements {
    display: grid;
    gap: 12px;
    margin: 8px 0 20px;
    color: var(--text-secondary);
    font-size: 13px;
    line-height: 1.7;
}
.auth-agreements label {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    cursor: pointer;
    transition: var(--transition);
}
.auth-agreements label:hover {
    color: var(--text-main);
}
.auth-agreements input {
    margin-top: 3px;
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    accent-color: var(--primary-color);
    cursor: pointer;
}
.auth-agreements a {
    color: var(--primary-color);
    font-weight: 500;
}
.auth-agreements a:hover {
    text-decoration: underline;
}
.auth-submit {
    width: 100%;
    min-height: 48px;
    padding: 12px;
    border-radius: var(--radius-md);
    background: var(--primary-color);
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    transition: var(--transition);
}
.auth-submit:hover {
    background: var(--primary-hover);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}
.auth-submit:active {
    transform: translateY(0);
}
.auth-page button:disabled {
    opacity: .55;
    cursor: not-allowed;
}
.auth-page button:focus-visible, .auth-page a:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 3px;
}
.auth-home {
    display: block;
    text-align: center;
    margin-top: 24px;
    color: var(--text-secondary);
    font-size: 14px;
    transition: var(--transition);
}
.auth-home:hover {
    color: var(--primary-color);
}
[v-cloak] { display: none; }
.floating-customer-service { display: none; }
@media (max-width: 700px) {
    .auth-page {
        padding-top: 40px;
        padding-bottom: 48px;
    }
    .auth-content {
        width: 100%;
    }
    .header-inner {
        height: auto;
        min-height: 68px;
        flex-wrap: wrap;
        gap: 12px;
        padding-top: 12px;
        padding-bottom: 12px;
    }
    .header-inner .nav-links {
        order: 3;
        width: 100%;
        gap: 20px;
        flex-wrap: wrap;
    }
    .header-inner .search-box {
        display: none;
    }
    .header-inner .logo {
        max-width: 60%;
        font-size: 18px;
        overflow-wrap: anywhere;
    }
    .header-inner .header-actions {
        margin-left: auto;
    }
    .header-inner .btn-login {
        padding: 8px 16px;
        font-size: 13px;
    }
    .footer-top {
        flex-wrap: wrap;
        gap: 24px;
    }
    .footer-links {
        flex-wrap: wrap;
        gap: 20px;
    }
    .floating-customer-service {
        right: 16px;
        bottom: 16px;
    }
}

/* 登录与注册共用安静、集中且可预期的表单布局。 */
.auth-page { display: grid; place-items: start center; padding: 48px 20px 64px; background: radial-gradient(ellipse at top, var(--primary-light), transparent 65%), var(--bg-color); min-height: 640px; }
.auth-content { width: 460px; padding: 36px 40px; border: 1px solid var(--border-color); border-radius: 18px; background: var(--card-bg); box-shadow: var(--shadow-sm); }
.auth-brand { font-size: 18px; margin-bottom: 24px; }
.auth-brand:hover { transform: none; }
.auth-content h1 { font-size: 27px; letter-spacing: -.5px; }
.auth-subtitle { font-size: 13px; margin-bottom: 24px; }
.auth-field { margin-bottom: 20px; }
.auth-field .el-input { --el-input-height: 46px; }
.auth-field .el-input__wrapper { border-radius: 9px; }
.auth-submit { border-radius: 9px; min-height: 46px; }
.auth-tabs { border-bottom-width: 1px; }
@media (max-width: 600px) { .auth-page { padding: 28px 16px 40px; } .auth-content { width: 100%; padding: 28px 24px; } }