/* ==========================================================================
   贷款计算器站点 - 公共样式文件（calculator-common.css）
   包含：首页、房贷、提前还款、车贷、利息、购房税费 六个页面的全部样式
   所有类名已用前缀隔离，互不冲突，可按需引入
   ========================================================================== */


/* ==========================================================================
   第一部分：首页 - 通用贷款计算器（.loan-calculator）
   ========================================================================== */

.loan-calculator {
    width: 100%;
    max-width: 520px;
    background: #ffffff;
    padding: 24px;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    color: #303133;
}
.loan-calculator *,
.loan-calculator *::before,
.loan-calculator *::after {
    box-sizing: border-box;
}

/* 输入区 */
.loan-calculator .lc-form-group {
    margin-bottom: 18px;
}
.loan-calculator .lc-form-group label {
    display: block;
    font-size: 14px;
    color: #606266;
    margin-bottom: 8px;
    font-weight: 500;
}
.loan-calculator .lc-input-wrapper {
    display: flex;
    align-items: center;
    border: 1px solid #dcdfe6;
    border-radius: 8px;
    padding: 0 12px;
    background-color: #fafafa;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.loan-calculator .lc-input-wrapper:focus-within {
    border-color: #409eff;
    background-color: #fff;
}
.loan-calculator .lc-prefix {
    color: #909399;
    font-size: 16px;
    margin-right: 8px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
}
.loan-calculator .lc-input-wrapper input {
    flex: 1;
    border: none;
    outline: none;
    padding: 12px 0;
    font-size: 16px;
    color: #303133;
    background: transparent;
    width: 100%;
    min-width: 0;
}
.loan-calculator .lc-input-wrapper input::placeholder {
    color: #c0c4cc;
}
.loan-calculator .lc-suffix-select {
    border: none;
    outline: none;
    background: transparent;
    color: #606266;
    font-size: 14px;
    padding-left: 12px;
    border-left: 1px solid #dcdfe6;
    margin-left: 8px;
    cursor: pointer;
    height: 24px;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23909399' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right center;
    background-size: 14px;
    padding-right: 18px;
    flex-shrink: 0;
}

/* 还款方式切换 */
.loan-calculator .lc-method-tabs {
    display: flex;
    gap: 0;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #dcdfe6;
}
.loan-calculator .lc-method-tab {
    flex: 1;
    padding: 10px 0;
    text-align: center;
    font-size: 14px;
    color: #606266;
    background: #fafafa;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}
.loan-calculator .lc-method-tab:first-child {
    border-right: 1px solid #dcdfe6;
}
.loan-calculator .lc-method-tab.lc-active {
    background: #409eff;
    color: #fff;
    font-weight: 500;
}

/* 计算按钮 */
.loan-calculator .lc-submit-btn {
    width: 100%;
    background-color: #3b82f6;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    padding: 14px;
    font-size: 16px;
    font-weight: 500;
    cursor: pointer;
    transition: background-color 0.2s;
    margin-top: 6px;
    letter-spacing: 2px;
}
.loan-calculator .lc-submit-btn:hover {
    background-color: #2563eb;
}
.loan-calculator .lc-submit-btn:active {
    transform: scale(0.98);
}

/* 结果区 */
.loan-calculator .lc-result-section {
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px dashed #e4e7ed;
}
.loan-calculator .lc-result-cards {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}
.loan-calculator .lc-result-card {
    flex: 1;
    text-align: center;
    padding: 16px 8px;
    border-radius: 10px;
    position: relative;
}
.loan-calculator .lc-card-monthly { background: #e8f5e9; }
.loan-calculator .lc-card-monthly .lc-card-value { color: #2e7d32; }
.loan-calculator .lc-card-interest { background: #fff3e0; }
.loan-calculator .lc-card-interest .lc-card-value { color: #e65100; }
.loan-calculator .lc-card-total { background: #e3f2fd; }
.loan-calculator .lc-card-total .lc-card-value { color: #1565c0; }
.loan-calculator .lc-card-label {
    font-size: 12px;
    color: #909399;
    margin-bottom: 8px;
}
.loan-calculator .lc-card-value {
    font-size: 22px;
    font-weight: 700;
    line-height: 1.2;
    word-break: break-all;
}
.loan-calculator .lc-card-unit {
    font-size: 11px;
    color: #c0c4cc;
    margin-top: 4px;
}

/* 对比表格 */
.loan-calculator .lc-compare-section { margin-bottom: 20px; }
.loan-calculator .lc-compare-title {
    font-size: 15px;
    color: #303133;
    margin: 0 0 12px 0;
    font-weight: 600;
    padding-left: 10px;
    border-left: 3px solid #409eff;
}
.loan-calculator .lc-compare-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    border-radius: 8px;
    overflow: hidden;
    border: 1px solid #ebeef5;
}
.loan-calculator .lc-compare-table thead th {
    background: #f5f7fa;
    padding: 10px 8px;
    text-align: center;
    font-weight: 600;
    color: #606266;
    border-bottom: 1px solid #ebeef5;
    font-size: 13px;
}
.loan-calculator .lc-compare-table tbody td {
    padding: 10px 8px;
    text-align: center;
    border-bottom: 1px solid #ebeef5;
    color: #303133;
}
.loan-calculator .lc-compare-table tbody tr:last-child td { border-bottom: none; }
.loan-calculator .lc-compare-table tbody td:first-child {
    text-align: left;
    color: #909399;
    font-size: 12px;
    padding-left: 12px;
}
.loan-calculator .lc-text-orange { color: #e65100; font-weight: 600; }
.loan-calculator .lc-compare-tip {
    font-size: 12px;
    color: #e65100;
    background: #fff8e1;
    padding: 8px 12px;
    border-radius: 6px;
    margin: 10px 0 0 0;
    line-height: 1.6;
}

/* 还款方式说明 */
.loan-calculator .lc-method-desc { margin-bottom: 16px; }
.loan-calculator .lc-desc-item {
    font-size: 12px;
    color: #909399;
    line-height: 1.7;
    padding: 10px 12px;
    background: #f8f9fb;
    border-radius: 6px;
}
.loan-calculator .lc-desc-item strong { color: #606266; }

/* 明细展开按钮 */
.loan-calculator .lc-detail-toggle {
    display: block;
    width: 100%;
    text-align: center;
    padding: 10px;
    font-size: 14px;
    color: #409eff;
    background: none;
    border: 1px solid #d0e3ff;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.2s;
    margin-bottom: 12px;
}
.loan-calculator .lc-detail-toggle:hover { background: #ecf5ff; }

/* 明细表格 */
.loan-calculator .lc-detail-table-wrapper {
    max-height: 360px;
    overflow-y: auto;
    border: 1px solid #ebeef5;
    border-radius: 8px;
    margin-bottom: 12px;
}
.loan-calculator .lc-detail-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 12px;
}
.loan-calculator .lc-detail-table thead th {
    position: sticky;
    top: 0;
    background: #f5f7fa;
    padding: 8px 6px;
    text-align: center;
    font-weight: 600;
    color: #606266;
    border-bottom: 1px solid #ebeef5;
    font-size: 12px;
    z-index: 1;
}
.loan-calculator .lc-detail-table tbody td {
    padding: 7px 6px;
    text-align: center;
    border-bottom: 1px solid #f2f2f2;
    color: #606266;
}
.loan-calculator .lc-detail-table tbody tr:hover { background: #f5f7fa; }
.loan-calculator .lc-detail-table tbody td:first-child { color: #909399; }
.loan-calculator .lc-disclaimer {
    font-size: 11px;
    color: #c0c4cc;
    text-align: center;
    margin: 12px 0 0 0;
    line-height: 1.6;
}

/* 实时计算提示 */
.loan-calculator .lc-live-hint {
    text-align: center;
    font-size: 12px;
    color: #67c23a;
    margin: 8px 0 0 0;
    padding: 8px;
    background: #f0f9eb;
    border-radius: 6px;
    border: 1px solid #e1f3d8;
}

/* 移动端适配 */
@media (max-width: 480px) {
    .loan-calculator { padding: 16px; border-radius: 8px; }
    .loan-calculator .lc-result-cards { flex-direction: column; gap: 8px; }
    .loan-calculator .lc-result-card {
        display: flex;
        align-items: center;
        justify-content: space-between;
        padding: 12px 16px;
    }
    .loan-calculator .lc-card-label { margin-bottom: 0; }
    .loan-calculator .lc-card-value { font-size: 20px; }
    .loan-calculator .lc-compare-table { font-size: 12px; }
    .loan-calculator .lc-compare-table thead th,
    .loan-calculator .lc-compare-table tbody td { padding: 8px 4px; }
}


/* ==========================================================================
   第二部分：首页 - 页面模块（.hp-）
   ========================================================================== */

.hp-section-title {
    font-size: 22px; color: #303133; margin: 0 0 8px 0;
    text-align: center; font-weight: 700;
}
.hp-section-desc {
    font-size: 14px; color: #909399; text-align: center;
    margin: 0 0 30px 0; line-height: 1.6;
}
.hp-module { padding: 50px 0; }
.hp-module-gray { background: #f7f9fc; }

/* 首屏 */
.hp-hero { padding: 40px 0 50px 0; background: linear-gradient(180deg, #f0f7ff 0%, #ffffff 100%); }
.hp-hero-title {
    font-size: 28px; color: #303133; font-weight: 700;
    margin: 0 0 12px 0; line-height: 1.4;
}
.hp-hero-title em { color: #409eff; font-style: normal; }
.hp-hero-desc {
    font-size: 14px; color: #606266; line-height: 1.9;
    margin: 0 0 24px 0;
}
.hp-hero-points { list-style: none; padding: 0; margin: 0 0 28px 0; }
.hp-hero-points li {
    font-size: 14px; color: #606266; padding: 6px 0 6px 26px;
    position: relative; line-height: 1.6;
}
.hp-hero-points li::before {
    content: "✓"; position: absolute; left: 0; top: 6px;
    color: #67c23a; font-weight: 700; font-size: 15px;
}
.hp-hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hp-hero-actions a {
    display: inline-block; padding: 10px 22px; border-radius: 8px;
    font-size: 14px; text-decoration: none; transition: all 0.2s;
}
.hp-btn-primary { background: #409eff; color: #fff !important; }
.hp-btn-primary:hover { background: #2563eb; color: #fff !important; text-decoration: none; }
.hp-btn-outline { background: #fff; color: #409eff !important; border: 1px solid #409eff; }
.hp-btn-outline:hover { background: #ecf5ff; text-decoration: none; }

/* 场景入口 */
.hp-scene-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.hp-scene-card {
    display: block; background: #fff; border-radius: 12px;
    padding: 24px 20px; text-decoration: none;
    border: 1px solid #ebeef5; transition: all 0.25s;
}
.hp-scene-card:hover {
    border-color: #409eff; box-shadow: 0 6px 20px rgba(64,158,255,0.12);
    transform: translateY(-3px); text-decoration: none;
}
.hp-scene-icon { font-size: 32px; line-height: 1; margin-bottom: 14px; }
.hp-scene-card h3 {
    font-size: 16px; color: #303133; margin: 0 0 8px 0;
    font-weight: 600;
}
.hp-scene-card p {
    font-size: 13px; color: #909399; line-height: 1.7;
    margin: 0 0 12px 0; min-height: 44px;
}
.hp-scene-link { font-size: 13px; color: #409eff; font-weight: 500; }

/* 最新利率 */
.hp-rate-cards { display: flex; gap: 16px; margin-bottom: 24px; }
.hp-rate-card {
    flex: 1; text-align: center; padding: 24px 12px;
    border-radius: 12px; background: #e8f5e9;
}
.hp-rate-card:last-child { background: #e3f2fd; }
.hp-rate-label { font-size: 13px; color: #606266; margin-bottom: 10px; }
.hp-rate-value {
    font-size: 36px; font-weight: 700; color: #2e7d32; line-height: 1;
}
.hp-rate-card:last-child .hp-rate-value { color: #1565c0; }
.hp-rate-unit { font-size: 18px; font-weight: 500; }
.hp-rate-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    background: #fff; border-radius: 10px; overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.hp-rate-table thead th {
    background: #f5f7fa; padding: 12px 8px; text-align: center;
    font-weight: 600; color: #606266; border-bottom: 1px solid #ebeef5;
}
.hp-rate-table tbody td {
    padding: 11px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.hp-rate-table tbody tr:last-child td { border-bottom: none; }
.hp-rate-table tbody td:first-child { font-weight: 500; color: #606266; }
.hp-rate-green { color: #2e7d32; font-weight: 600; }
.hp-rate-orange { color: #e65100; font-weight: 600; }
.hp-rate-blue { color: #1565c0; font-weight: 600; }
.hp-rate-note {
    font-size: 12px; color: #909399; text-align: center;
    margin: 16px 0 0 0; line-height: 1.6;
}

/* 网站优势 */
.hp-adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.hp-adv-item {
    text-align: center; padding: 24px 16px;
    background: #fff; border-radius: 12px;
    border: 1px solid #ebeef5; transition: all 0.25s;
}
.hp-adv-item:hover { box-shadow: 0 6px 20px rgba(0,0,0,0.06); transform: translateY(-2px); }
.hp-adv-icon { font-size: 32px; line-height: 1; margin-bottom: 12px; }
.hp-adv-item h3 {
    font-size: 15px; color: #303133; margin: 0 0 8px 0;
    font-weight: 600;
}
.hp-adv-item p { font-size: 12px; color: #909399; line-height: 1.7; margin: 0; }

/* FAQ */
.hp-faq-list { max-width: 800px; margin: 0 auto; }
.hp-faq-item {
    background: #fff; border-radius: 10px; margin-bottom: 12px;
    border: 1px solid #ebeef5; overflow: hidden;
}
.hp-faq-q {
    padding: 16px 20px; font-size: 15px; color: #303133;
    font-weight: 600; cursor: pointer; position: relative;
    user-select: none; padding-right: 50px;
}
.hp-faq-q::after {
    content: "+"; position: absolute; right: 20px; top: 50%;
    transform: translateY(-50%); font-size: 20px; color: #409eff;
    font-weight: 400; transition: transform 0.2s;
}
.hp-faq-item.hp-open .hp-faq-q::after { content: "−"; }
.hp-faq-a {
    display: none; padding: 0 20px 16px 20px;
    font-size: 13px; color: #606266; line-height: 1.9;
    border-top: 1px dashed #ebeef5; padding-top: 14px;
}
.hp-faq-item.hp-open .hp-faq-a { display: block; }

/* 你可能还想了解 */
.hp-article-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.hp-article-group {
    background: #fff; border-radius: 12px; padding: 20px;
    border: 1px solid #ebeef5; transition: all 0.25s;
}
.hp-article-group:hover { border-color: #409eff; box-shadow: 0 6px 20px rgba(64,158,255,0.08); }
.hp-group-title {
    font-size: 15px; color: #303133; margin: 0 0 12px 0;
    font-weight: 600; padding-bottom: 10px;
    border-bottom: 1px dashed #ebeef5;
}
.hp-article-list { list-style: none; padding: 0; margin: 0; }
.hp-article-list li { padding: 8px 0; line-height: 1.5; }
.hp-article-list li:last-child { padding-bottom: 0; }
.hp-article-list li a {
    font-size: 13px; color: #4ea1dc; text-decoration: none;
    transition: color 0.2s; display: block;
}
.hp-article-list li a:hover { color: #ff7f66; text-decoration: underline; }

/* 首页移动端 */
@media (max-width: 991px) {
    .hp-scene-grid { grid-template-columns: repeat(2, 1fr); }
    .hp-adv-grid { grid-template-columns: repeat(2, 1fr); }
    .hp-article-grid { grid-template-columns: repeat(2, 1fr); }
    .hp-hero { padding: 30px 0 40px 0; }
    .hp-hero-title { font-size: 22px; }
}
@media (max-width: 767px) {
    .hp-scene-grid { grid-template-columns: 1fr; }
    .hp-adv-grid { grid-template-columns: 1fr; }
    .hp-article-grid { grid-template-columns: 1fr; }
    .hp-rate-cards { flex-direction: column; gap: 8px; }
    .hp-rate-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 16px 20px;
    }
    .hp-rate-value { font-size: 28px; }
    .hp-section-title { font-size: 18px; }
    .hp-module { padding: 36px 0; }
}


/* ==========================================================================
   第三部分：房贷计算器页面（.fd-）
   ========================================================================== */

.neirong .fd-section-title {
    font-size: 20px; color: #303133; margin: 0 0 8px 0;
    padding-left: 12px; border-left: 4px solid #409eff;
    font-weight: 600; line-height: 1.3;
}
.neirong .fd-section-desc {
    font-size: 13px; color: #909399; margin: 0 0 18px 0; padding-left: 16px;
}
.neirong .fd-calculator {
    background: #fff; padding: 28px; border-radius: 12px;
    margin-bottom: 24px; box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.neirong .fd-calc-title {
    font-size: 24px; color: #303133; margin: 0 0 6px 0;
    font-weight: 700; text-align: center;
}
.neirong .fd-calc-subtitle {
    font-size: 13px; color: #909399; text-align: center; margin: 0 0 20px 0;
}
.neirong .fd-loan-type-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6; margin-bottom: 16px;
}
.neirong .fd-loan-type-tab {
    flex: 1; padding: 12px 0; text-align: center; font-size: 14px;
    color: #606266; background: #fafafa; border: none; cursor: pointer;
    transition: all 0.2s; border-right: 1px solid #dcdfe6;
}
.neirong .fd-loan-type-tab:last-child { border-right: none; }
.neirong .fd-loan-type-tab.fd-active {
    background: #409eff; color: #fff; font-weight: 600;
}
.neirong .fd-calc-method-tabs {
    display: flex; gap: 0; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6; margin-bottom: 20px;
}
.neirong .fd-calc-method-option {
    flex: 1; display: flex; align-items: center; justify-content: center;
    gap: 6px; padding: 10px 0; cursor: pointer; font-size: 13px;
    color: #606266; background: #fafafa; transition: all 0.2s;
    border-right: 1px solid #dcdfe6;
}
.neirong .fd-calc-method-option:last-child { border-right: none; }
.neirong .fd-calc-method-option input[type="radio"] {
    accent-color: #409eff; cursor: pointer;
}
.neirong .fd-calc-method-option:has(input:checked) {
    background: #ecf5ff; color: #409eff; font-weight: 600;
}
.neirong .fd-form-row {
    display: flex; gap: 16px; margin-bottom: 16px;
}
.neirong .fd-form-group { flex: 1; min-width: 0; }
.neirong .fd-form-group label {
    display: block; font-size: 13px; color: #606266;
    margin-bottom: 8px; font-weight: 500;
}
.neirong .fd-input-wrapper {
    display: flex; align-items: center; border: 1px solid #dcdfe6;
    border-radius: 8px; padding: 0 12px; background-color: #fafafa;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.neirong .fd-input-wrapper:focus-within {
    border-color: #409eff; background-color: #fff;
}
.neirong .fd-prefix {
    color: #909399; font-size: 15px; margin-right: 8px;
    display: flex; align-items: center; flex-shrink: 0;
}
.neirong .fd-input-wrapper input {
    flex: 1; border: none; outline: none; padding: 11px 0;
    font-size: 15px; color: #303133; background: transparent;
    width: 100%; min-width: 0;
}
.neirong .fd-input-wrapper input::placeholder { color: #c0c4cc; }
.neirong .fd-suffix-select {
    border: none; outline: none; background: transparent;
    color: #606266; font-size: 13px; padding-left: 10px;
    border-left: 1px solid #dcdfe6; margin-left: 8px;
    cursor: pointer; height: 22px; appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23909399' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat; background-position: right center;
    background-size: 12px; padding-right: 16px; flex-shrink: 0;
}
.neirong .fd-suffix-text {
    color: #909399; font-size: 13px; margin-left: 8px;
    padding-left: 10px; border-left: 1px solid #dcdfe6; flex-shrink: 0;
}
.neirong .fd-lpr-btn {
    border: none; background: #409eff; color: #fff;
    font-size: 12px; padding: 4px 10px; border-radius: 4px;
    cursor: pointer; flex-shrink: 0; white-space: nowrap;
}
.neirong .fd-lpr-btn:hover { background: #2563eb; }
.neirong .fd-method-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6;
}
.neirong .fd-method-tab {
    flex: 1; padding: 11px 0; text-align: center; font-size: 13px;
    color: #606266; background: #fafafa; border: none; cursor: pointer;
    transition: all 0.2s;
}
.neirong .fd-method-tab:first-child { border-right: 1px solid #dcdfe6; }
.neirong .fd-method-tab.fd-active {
    background: #409eff; color: #fff; font-weight: 600;
}
.neirong .fd-combo-extra {
    padding-top: 4px; border-top: 1px dashed #e4e7ed; margin-top: 4px;
}
.neirong .fd-result-section {
    margin-top: 28px; padding-top: 24px;
    border-top: 1px dashed #e4e7ed;
}
.neirong .fd-result-cards {
    display: flex; gap: 12px; margin-bottom: 16px;
}
.neirong .fd-result-card {
    flex: 1; text-align: center; padding: 18px 8px; border-radius: 10px;
}
.neirong .fd-card-monthly { background: #e8f5e9; }
.neirong .fd-card-monthly .fd-card-value { color: #2e7d32; }
.neirong .fd-card-interest { background: #fff3e0; }
.neirong .fd-card-interest .fd-card-value { color: #e65100; }
.neirong .fd-card-total { background: #e3f2fd; }
.neirong .fd-card-total .fd-card-value { color: #1565c0; }
.neirong .fd-card-label {
    font-size: 12px; color: #909399; margin-bottom: 8px;
}
.neirong .fd-card-value {
    font-size: 24px; font-weight: 700; line-height: 1.2; word-break: break-all;
}
.neirong .fd-card-unit {
    font-size: 11px; color: #c0c4cc; margin-top: 4px;
}
.neirong .fd-loan-summary {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 12px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 16px; border-left: 3px solid #909399;
}
.neirong .fd-loan-summary strong { color: #303133; }
.neirong .fd-result-interpret {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 14px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 20px; border-left: 3px solid #409eff;
}
.neirong .fd-result-interpret strong { color: #303133; }
.neirong .fd-compare-section { margin-bottom: 20px; }
.neirong .fd-compare-title {
    font-size: 15px; color: #303133; margin: 0 0 12px 0;
    font-weight: 600; padding-left: 10px; border-left: 3px solid #409eff;
}
.neirong .fd-compare-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .fd-compare-table thead th {
    padding: 10px 8px; text-align: center; font-weight: 600;
    color: #fff; font-size: 13px;
}
.neirong .fd-compare-table thead th:first-child { background: #606266; }
.neirong .fd-compare-table thead th.fd-col-ei { background: #409eff; }
.neirong .fd-compare-table thead th.fd-col-ep { background: #2e7d32; }
.neirong .fd-compare-table tbody td {
    padding: 10px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .fd-compare-table tbody tr:last-child td { border-bottom: none; }
.neirong .fd-compare-table tbody td:first-child {
    text-align: left; color: #909399; font-size: 12px; padding-left: 12px;
}
.neirong .fd-text-orange { color: #e65100; font-weight: 600; }
.neirong .fd-text-green { color: #2e7d32; font-weight: 600; }
.neirong .fd-compare-tip {
    font-size: 12px; color: #e65100; background: #fff8e1;
    padding: 10px 14px; border-radius: 6px; margin: 10px 0 0 0; line-height: 1.7;
}
.neirong .fd-detail-toggle {
    display: block; width: 100%; text-align: center; padding: 11px;
    font-size: 14px; color: #409eff; background: none;
    border: 1px solid #d0e3ff; border-radius: 8px; cursor: pointer;
    transition: background 0.2s; margin-bottom: 12px;
}
.neirong .fd-detail-toggle:hover { background: #ecf5ff; }
.neirong .fd-detail-table-wrapper {
    max-height: 360px; overflow-y: auto;
    border: 1px solid #ebeef5; border-radius: 8px; margin-bottom: 12px;
}
.neirong .fd-detail-table {
    width: 100%; border-collapse: collapse; font-size: 12px;
}
.neirong .fd-detail-table thead th {
    position: sticky; top: 0; background: #f5f7fa; padding: 8px 6px;
    text-align: center; font-weight: 600; color: #606266;
    border-bottom: 1px solid #ebeef5; font-size: 12px; z-index: 1;
}
.neirong .fd-detail-table tbody td {
    padding: 7px 6px; text-align: center;
    border-bottom: 1px solid #f2f2f2; color: #606266;
}
.neirong .fd-detail-table tbody tr:hover { background: #f5f7fa; }
.neirong .fd-disclaimer {
    font-size: 11px; color: #c0c4cc; text-align: center;
    margin: 12px 0 0 0; line-height: 1.6;
}
.neirong .fd-scene-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .fd-scene-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.neirong .fd-scene-card {
    display: flex; align-items: flex-start; gap: 12px;
    padding: 18px 16px; border-radius: 10px; text-decoration: none;
    border: 1px solid #ebeef5; transition: all 0.2s ease; background: #fff;
}
.neirong .fd-scene-card:hover {
    border-color: #409eff; box-shadow: 0 4px 16px rgba(64,158,255,0.12);
    text-decoration: none; transform: translateY(-2px);
}
.neirong .fd-scene-icon {
    font-size: 28px; flex-shrink: 0; line-height: 1; margin-top: 2px;
}
.neirong .fd-scene-info h3 {
    font-size: 15px; color: #303133; margin: 0 0 6px 0; font-weight: 600;
}
.neirong .fd-scene-info p {
    font-size: 12px; color: #909399; line-height: 1.6; margin: 0 0 8px 0;
}
.neirong .fd-scene-link-text { font-size: 12px; color: #409eff; font-weight: 500; }
.neirong .fd-knowledge-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .fd-knowledge-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.neirong .fd-knowledge-item {
    padding: 16px; background: #f8f9fb; border-radius: 8px;
    border-left: 3px solid #409eff;
}
.neirong .fd-knowledge-item h3 {
    font-size: 14px; color: #303133; margin: 0 0 8px 0; font-weight: 600;
}
.neirong .fd-knowledge-item p {
    font-size: 12px; color: #606266; line-height: 1.8; margin: 0;
}
.neirong .fd-rate-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .fd-rate-date {
    font-size: 12px; color: #c0c4cc; margin: 0 0 16px 16px;
}
.neirong .fd-rate-cards {
    display: flex; gap: 16px; margin-bottom: 20px;
}
.neirong .fd-rate-card {
    flex: 1; text-align: center; padding: 18px 12px;
    border-radius: 10px; background: #e8f5e9;
}
.neirong .fd-rate-card:last-child { background: #e3f2fd; }
.neirong .fd-rate-label {
    font-size: 13px; color: #606266; margin-bottom: 8px;
}
.neirong .fd-rate-value {
    font-size: 32px; font-weight: 700; color: #2e7d32; line-height: 1;
}
.neirong .fd-rate-card:last-child .fd-rate-value { color: #1565c0; }
.neirong .fd-rate-unit { font-size: 16px; font-weight: 500; }
.neirong .fd-rate-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .fd-rate-table thead th {
    background: #f5f7fa; padding: 10px 8px; text-align: center;
    font-weight: 600; color: #606266; border-bottom: 1px solid #ebeef5;
}
.neirong .fd-rate-table tbody td {
    padding: 9px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .fd-rate-table tbody tr:last-child td { border-bottom: none; }
.neirong .fd-rate-table tbody td:first-child { font-weight: 500; color: #606266; }
.neirong .fd-rate-green { color: #2e7d32; font-weight: 600; }
.neirong .fd-rate-orange { color: #e65100; font-weight: 600; }
.neirong .fd-rate-blue { color: #1565c0; font-weight: 600; }
.neirong .fd-rate-note {
    font-size: 12px; color: #909399; margin: 12px 0 0 0;
    padding: 10px 12px; background: #f8f9fb; border-radius: 6px; line-height: 1.6;
}
.neirong .fd-article-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .fd-article-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.neirong .fd-group-title {
    font-size: 15px; color: #303133; margin: 0 0 10px 0; font-weight: 600;
}
.neirong .fd-article-list { list-style: none; padding: 0; margin: 0; }
.neirong .fd-article-list li {
    padding: 8px 0; border-bottom: 1px dashed #f0f0f0; line-height: 1.5;
}
.neirong .fd-article-list li:last-child { border-bottom: none; }
.neirong .fd-article-list li a {
    font-size: 13px; color: #4ea1dc; text-decoration: none; transition: color 0.2s;
}
.neirong .fd-article-list li a:hover { color: #ff7f66; text-decoration: underline; }

/* FAQ */
.neirong .fd-faq-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .fd-faq-list { max-width: 900px; margin: 0 auto; }
.neirong .fd-faq-item {
    background: #f8f9fb; border-radius: 10px; margin-bottom: 10px;
    border: 1px solid #ebeef5; overflow: hidden;
    transition: border-color 0.2s;
}
.neirong .fd-faq-item:hover { border-color: #d0e3ff; }
.neirong .fd-faq-item.fd-open {
    border-color: #409eff; background: #fff;
}
.neirong .fd-faq-q {
    padding: 16px 50px 16px 20px; font-size: 15px; color: #303133;
    font-weight: 600; cursor: pointer; position: relative;
    user-select: none; line-height: 1.6;
}
.neirong .fd-faq-q::after {
    content: "+"; position: absolute; right: 20px; top: 50%;
    transform: translateY(-50%); font-size: 22px; color: #409eff;
    font-weight: 400; transition: transform 0.2s; line-height: 1;
}
.neirong .fd-faq-item.fd-open .fd-faq-q::after { content: "−"; }
.neirong .fd-faq-a {
    display: none; padding: 0 20px 16px 20px;
    font-size: 13px; color: #606266; line-height: 1.9;
    border-top: 1px dashed #ebeef5; padding-top: 14px;
}
.neirong .fd-faq-item.fd-open .fd-faq-a { display: block; }

/* 房贷页面移动端 */
@media (max-width: 767px) {
    .neirong .fd-form-row { flex-direction: column; gap: 0; }
    .neirong .fd-scene-grid { grid-template-columns: 1fr; }
    .neirong .fd-knowledge-grid { grid-template-columns: 1fr; }
    .neirong .fd-article-grid { grid-template-columns: 1fr; }
    .neirong .fd-result-cards { flex-direction: column; gap: 8px; }
    .neirong .fd-result-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .fd-card-label { margin-bottom: 0; }
    .neirong .fd-card-value { font-size: 22px; }
    .neirong .fd-rate-cards { flex-direction: column; gap: 8px; }
    .neirong .fd-rate-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .fd-rate-value { font-size: 26px; }
    .neirong .fd-calc-method-tabs { flex-direction: column; }
    .neirong .fd-calc-method-option { border-right: none; border-bottom: 1px solid #dcdfe6; }
    .neirong .fd-calc-method-option:last-child { border-bottom: none; }
    .neirong .fd-faq-q { font-size: 14px; padding: 14px 44px 14px 16px; }
    .neirong .fd-faq-a { font-size: 12px; padding: 0 16px 14px 16px; }
}


/* ==========================================================================
   第四部分：提前还款计算器页面（.hk-）
   ========================================================================== */

.hk-section-title {
    font-size: 20px; color: #303133; margin: 0 0 8px 0;
    padding-left: 12px; border-left: 4px solid #409eff;
    font-weight: 600; line-height: 1.3;
}
.neirong .hk-calculator {
    background: #fff; padding: 28px; border-radius: 12px;
    margin-bottom: 24px; box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.neirong .hk-calc-title {
    font-size: 24px; color: #303133; margin: 0 0 6px 0;
    font-weight: 700; text-align: center;
}
.neirong .hk-calc-subtitle {
    font-size: 13px; color: #909399; text-align: center; margin: 0 0 20px 0;
}
.neirong .hk-loan-type-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6; margin-bottom: 20px;
}
.neirong .hk-loan-type-tab {
    flex: 1; padding: 12px 0; text-align: center; font-size: 14px;
    color: #606266; background: #fafafa; border: none; cursor: pointer;
    transition: all 0.2s; border-right: 1px solid #dcdfe6;
}
.neirong .hk-loan-type-tab:last-child { border-right: none; }
.neirong .hk-loan-type-tab.hk-active {
    background: #409eff; color: #fff; font-weight: 600;
}
.neirong .hk-form-row {
    display: flex; gap: 16px; margin-bottom: 16px;
}
.neirong .hk-form-group { flex: 1; min-width: 0; }
.neirong .hk-form-group label {
    display: block; font-size: 13px; color: #606266;
    margin-bottom: 8px; font-weight: 500;
}
.neirong .hk-input-wrapper {
    display: flex; align-items: center; border: 1px solid #dcdfe6;
    border-radius: 8px; padding: 0 12px; background-color: #fafafa;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.neirong .hk-input-wrapper:focus-within {
    border-color: #409eff; background-color: #fff;
}
.neirong .hk-prefix {
    color: #909399; font-size: 15px; margin-right: 8px;
    display: flex; align-items: center; flex-shrink: 0;
}
.neirong .hk-input-wrapper input {
    flex: 1; border: none; outline: none; padding: 11px 0;
    font-size: 15px; color: #303133; background: transparent;
    width: 100%; min-width: 0;
}
.neirong .hk-input-wrapper input::placeholder { color: #c0c4cc; }
.neirong .hk-suffix-select {
    border: none; outline: none; background: transparent;
    color: #606266; font-size: 13px; padding-left: 10px;
    border-left: 1px solid #dcdfe6; margin-left: 8px;
    cursor: pointer; height: 22px; appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23909399' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat; background-position: right center;
    background-size: 12px; padding-right: 16px; flex-shrink: 0;
}
.neirong .hk-lpr-btn {
    border: none; background: #409eff; color: #fff;
    font-size: 12px; padding: 4px 10px; border-radius: 4px;
    cursor: pointer; flex-shrink: 0; white-space: nowrap;
}
.neirong .hk-lpr-btn:hover { background: #2563eb; }
.neirong .hk-method-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6;
}
.neirong .hk-method-tab {
    flex: 1; padding: 11px 0; text-align: center; font-size: 13px;
    color: #606266; background: #fafafa; border: none; cursor: pointer;
    transition: all 0.2s;
}
.neirong .hk-method-tab:first-child { border-right: 1px solid #dcdfe6; }
.neirong .hk-method-tab.hk-active {
    background: #409eff; color: #fff; font-weight: 600;
}
.neirong .hk-prepay-method-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6;
}
.neirong .hk-prepay-method-tab {
    flex: 1; padding: 11px 0; text-align: center; font-size: 13px;
    color: #606266; background: #fafafa; border: none; cursor: pointer;
    transition: all 0.2s; border-right: 1px solid #dcdfe6;
}
.neirong .hk-prepay-method-tab:last-child { border-right: none; }
.neirong .hk-prepay-method-tab.hk-active {
    background: #409eff; color: #fff; font-weight: 600;
}
.neirong .hk-result-section {
    margin-top: 28px; padding-top: 24px;
    border-top: 1px dashed #e4e7ed;
}
.neirong .hk-result-cards {
    display: flex; gap: 12px; margin-bottom: 16px;
}
.neirong .hk-result-card {
    flex: 1; text-align: center; padding: 18px 8px; border-radius: 10px;
}
.neirong .hk-card-save { background: #e8f5e9; }
.neirong .hk-card-save .hk-card-value { color: #2e7d32; }
.neirong .hk-card-newmonthly { background: #e3f2fd; }
.neirong .hk-card-newmonthly .hk-card-value { color: #1565c0; }
.neirong .hk-card-newterm { background: #fff3e0; }
.neirong .hk-card-newterm .hk-card-value { color: #e65100; }
.neirong .hk-card-label {
    font-size: 12px; color: #909399; margin-bottom: 8px;
}
.neirong .hk-card-value {
    font-size: 24px; font-weight: 700; line-height: 1.2; word-break: break-all;
}
.neirong .hk-card-unit {
    font-size: 11px; color: #c0c4cc; margin-top: 4px;
}
.neirong .hk-loan-summary {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 12px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 16px; border-left: 3px solid #909399;
}
.neirong .hk-loan-summary strong { color: #303133; }
.neirong .hk-result-interpret {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 14px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 20px; border-left: 3px solid #409eff;
}
.neirong .hk-result-interpret strong { color: #303133; }
.neirong .hk-compare-section { margin-bottom: 20px; }
.neirong .hk-compare-title {
    font-size: 15px; color: #303133; margin: 0 0 12px 0;
    font-weight: 600; padding-left: 10px; border-left: 3px solid #409eff;
}
.neirong .hk-compare-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .hk-compare-table thead th {
    padding: 10px 8px; text-align: center; font-weight: 600;
    color: #fff; font-size: 13px;
}
.neirong .hk-compare-table thead th:first-child { background: #606266; }
.neirong .hk-compare-table thead th.hk-col-original { background: #909399; }
.neirong .hk-compare-table thead th.hk-col-new { background: #409eff; }
.neirong .hk-compare-table thead th.hk-col-diff { background: #2e7d32; }
.neirong .hk-compare-table tbody td {
    padding: 10px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .hk-compare-table tbody tr:last-child td { border-bottom: none; }
.neirong .hk-compare-table tbody td:first-child {
    text-align: left; color: #909399; font-size: 12px; padding-left: 12px;
}
.neirong .hk-text-green { color: #2e7d32; font-weight: 600; }
.neirong .hk-text-orange { color: #e65100; font-weight: 600; }
.neirong .hk-compare-tip {
    font-size: 12px; color: #e65100; background: #fff8e1;
    padding: 10px 14px; border-radius: 6px; margin: 10px 0 0 0; line-height: 1.7;
}
.neirong .hk-detail-toggle {
    display: block; width: 100%; text-align: center; padding: 11px;
    font-size: 14px; color: #409eff; background: none;
    border: 1px solid #d0e3ff; border-radius: 8px; cursor: pointer;
    transition: background 0.2s; margin-bottom: 12px;
}
.neirong .hk-detail-toggle:hover { background: #ecf5ff; }
.neirong .hk-detail-table-wrapper {
    max-height: 360px; overflow-y: auto;
    border: 1px solid #ebeef5; border-radius: 8px; margin-bottom: 12px;
}
.neirong .hk-detail-table {
    width: 100%; border-collapse: collapse; font-size: 12px;
}
.neirong .hk-detail-table thead th {
    position: sticky; top: 0; background: #f5f7fa; padding: 8px 6px;
    text-align: center; font-weight: 600; color: #606266;
    border-bottom: 1px solid #ebeef5; font-size: 12px; z-index: 1;
}
.neirong .hk-detail-table tbody td {
    padding: 7px 6px; text-align: center;
    border-bottom: 1px solid #f2f2f2; color: #606266;
}
.neirong .hk-detail-table tbody tr:hover { background: #f5f7fa; }
.neirong .hk-disclaimer {
    font-size: 11px; color: #c0c4cc; text-align: center;
    margin: 12px 0 0 0; line-height: 1.6;
}
.neirong .hk-knowledge-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .hk-knowledge-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.neirong .hk-knowledge-item {
    padding: 16px; background: #f8f9fb; border-radius: 8px;
    border-left: 3px solid #409eff;
}
.neirong .hk-knowledge-item h3 {
    font-size: 14px; color: #303133; margin: 0 0 8px 0; font-weight: 600;
}
.neirong .hk-knowledge-item p {
    font-size: 12px; color: #606266; line-height: 1.8; margin: 0;
}
.neirong .hk-rate-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .hk-rate-date {
    font-size: 12px; color: #c0c4cc; margin: 0 0 16px 16px;
}
.neirong .hk-rate-cards {
    display: flex; gap: 16px; margin-bottom: 20px;
}
.neirong .hk-rate-card {
    flex: 1; text-align: center; padding: 18px 12px;
    border-radius: 10px; background: #e8f5e9;
}
.neirong .hk-rate-card:last-child { background: #e3f2fd; }
.neirong .hk-rate-label {
    font-size: 13px; color: #606266; margin-bottom: 8px;
}
.neirong .hk-rate-value {
    font-size: 32px; font-weight: 700; color: #2e7d32; line-height: 1;
}
.neirong .hk-rate-card:last-child .hk-rate-value { color: #1565c0; }
.neirong .hk-rate-unit { font-size: 16px; font-weight: 500; }
.neirong .hk-rate-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .hk-rate-table thead th {
    background: #f5f7fa; padding: 10px 8px; text-align: center;
    font-weight: 600; color: #606266; border-bottom: 1px solid #ebeef5;
}
.neirong .hk-rate-table tbody td {
    padding: 9px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .hk-rate-table tbody tr:last-child td { border-bottom: none; }
.neirong .hk-rate-table tbody td:first-child { font-weight: 500; color: #606266; }
.neirong .hk-rate-green { color: #2e7d32; font-weight: 600; }
.neirong .hk-rate-orange { color: #e65100; font-weight: 600; }
.neirong .hk-rate-blue { color: #1565c0; font-weight: 600; }
.neirong .hk-rate-note {
    font-size: 12px; color: #909399; margin: 12px 0 0 0;
    padding: 10px 12px; background: #f8f9fb; border-radius: 6px; line-height: 1.6;
}
.neirong .hk-article-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .hk-article-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.neirong .hk-group-title {
    font-size: 15px; color: #303133; margin: 0 0 10px 0; font-weight: 600;
}
.neirong .hk-article-list { list-style: none; padding: 0; margin: 0; }
.neirong .hk-article-list li {
    padding: 8px 0; border-bottom: 1px dashed #f0f0f0; line-height: 1.5;
}
.neirong .hk-article-list li:last-child { border-bottom: none; }
.neirong .hk-article-list li a {
    font-size: 13px; color: #4ea1dc; text-decoration: none; transition: color 0.2s;
}
.neirong .hk-article-list li a:hover { color: #ff7f66; text-decoration: underline; }

/* FAQ */
.neirong .hk-faq-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .hk-faq-list { max-width: 900px; margin: 0 auto; }
.neirong .hk-faq-item {
    background: #f8f9fb; border-radius: 10px; margin-bottom: 10px;
    border: 1px solid #ebeef5; overflow: hidden;
    transition: border-color 0.2s;
}
.neirong .hk-faq-item:hover { border-color: #d0e3ff; }
.neirong .hk-faq-item.hk-open {
    border-color: #409eff; background: #fff;
}
.neirong .hk-faq-q {
    padding: 16px 50px 16px 20px; font-size: 15px; color: #303133;
    font-weight: 600; cursor: pointer; position: relative;
    user-select: none; line-height: 1.6;
}
.neirong .hk-faq-q::after {
    content: "+"; position: absolute; right: 20px; top: 50%;
    transform: translateY(-50%); font-size: 22px; color: #409eff;
    font-weight: 400; transition: transform 0.2s; line-height: 1;
}
.neirong .hk-faq-item.hk-open .hk-faq-q::after { content: "−"; }
.neirong .hk-faq-a {
    display: none; padding: 0 20px 16px 20px;
    font-size: 13px; color: #606266; line-height: 1.9;
    border-top: 1px dashed #ebeef5; padding-top: 14px;
}
.neirong .hk-faq-item.hk-open .hk-faq-a { display: block; }

/* 提前还款页面移动端 */
@media (max-width: 767px) {
    .neirong .hk-form-row { flex-direction: column; gap: 0; }
    .neirong .hk-knowledge-grid { grid-template-columns: 1fr; }
    .neirong .hk-article-grid { grid-template-columns: 1fr; }
    .neirong .hk-result-cards { flex-direction: column; gap: 8px; }
    .neirong .hk-result-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .hk-card-label { margin-bottom: 0; }
    .neirong .hk-card-value { font-size: 22px; }
    .neirong .hk-rate-cards { flex-direction: column; gap: 8px; }
    .neirong .hk-rate-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .hk-rate-value { font-size: 26px; }
    .neirong .hk-prepay-method-tabs { flex-direction: column; }
    .neirong .hk-prepay-method-tab { border-right: none; border-bottom: 1px solid #dcdfe6; }
    .neirong .hk-prepay-method-tab:last-child { border-bottom: none; }
    .neirong .hk-faq-q { font-size: 14px; padding: 14px 44px 14px 16px; }
    .neirong .hk-faq-a { font-size: 12px; padding: 0 16px 14px 16px; }
}


/* ==========================================================================
   第五部分：车贷计算器页面（.cd-）
   ========================================================================== */

.cd-section-title {
    font-size: 20px; color: #303133; margin: 0 0 8px 0;
    padding-left: 12px; border-left: 4px solid #409eff;
    font-weight: 600; line-height: 1.3;
}
.neirong .cd-calculator {
    background: #fff; padding: 28px; border-radius: 12px;
    margin-bottom: 24px; box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.neirong .cd-calc-title {
    font-size: 24px; color: #303133; margin: 0 0 6px 0;
    font-weight: 700; text-align: center;
}
.neirong .cd-calc-subtitle {
    font-size: 13px; color: #909399; text-align: center; margin: 0 0 20px 0;
}
.neirong .cd-calc-method-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6; margin-bottom: 20px;
}
.neirong .cd-calc-method-option {
    flex: 1; display: flex; align-items: center; justify-content: center;
    gap: 6px; padding: 10px 0; cursor: pointer; font-size: 13px;
    color: #606266; background: #fafafa; transition: all 0.2s;
    border-right: 1px solid #dcdfe6;
}
.neirong .cd-calc-method-option:last-child { border-right: none; }
.neirong .cd-calc-method-option input[type="radio"] {
    accent-color: #409eff; cursor: pointer;
}
.neirong .cd-calc-method-option:has(input:checked) {
    background: #ecf5ff; color: #409eff; font-weight: 600;
}
.neirong .cd-form-row {
    display: flex; gap: 16px; margin-bottom: 16px;
}
.neirong .cd-form-group { flex: 1; min-width: 0; }
.neirong .cd-form-group label {
    display: block; font-size: 13px; color: #606266;
    margin-bottom: 8px; font-weight: 500;
}
.neirong .cd-input-wrapper {
    display: flex; align-items: center; border: 1px solid #dcdfe6;
    border-radius: 8px; padding: 0 12px; background-color: #fafafa;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.neirong .cd-input-wrapper:focus-within {
    border-color: #409eff; background-color: #fff;
}
.neirong .cd-prefix {
    color: #909399; font-size: 15px; margin-right: 8px;
    display: flex; align-items: center; flex-shrink: 0;
}
.neirong .cd-input-wrapper input {
    flex: 1; border: none; outline: none; padding: 11px 0;
    font-size: 15px; color: #303133; background: transparent;
    width: 100%; min-width: 0;
}
.neirong .cd-input-wrapper input::placeholder { color: #c0c4cc; }
.neirong .cd-suffix-select {
    border: none; outline: none; background: transparent;
    color: #606266; font-size: 13px; padding-left: 10px;
    border-left: 1px solid #dcdfe6; margin-left: 8px;
    cursor: pointer; height: 22px; appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23909399' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat; background-position: right center;
    background-size: 12px; padding-right: 16px; flex-shrink: 0;
}
.neirong .cd-suffix-text {
    color: #909399; font-size: 13px; margin-left: 8px;
    padding-left: 10px; border-left: 1px solid #dcdfe6; flex-shrink: 0;
}
.neirong .cd-lpr-btn {
    border: none; background: #409eff; color: #fff;
    font-size: 12px; padding: 4px 10px; border-radius: 4px;
    cursor: pointer; flex-shrink: 0; white-space: nowrap;
}
.neirong .cd-lpr-btn:hover { background: #2563eb; }
.neirong .cd-method-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6;
}
.neirong .cd-method-tab {
    flex: 1; padding: 11px 0; text-align: center; font-size: 13px;
    color: #606266; background: #fafafa; border: none; cursor: pointer;
    transition: all 0.2s;
}
.neirong .cd-method-tab:first-child { border-right: 1px solid #dcdfe6; }
.neirong .cd-method-tab.cd-active {
    background: #409eff; color: #fff; font-weight: 600;
}
.neirong .cd-result-section {
    margin-top: 28px; padding-top: 24px;
    border-top: 1px dashed #e4e7ed;
}
.neirong .cd-result-cards {
    display: flex; gap: 12px; margin-bottom: 16px;
}
.neirong .cd-result-card {
    flex: 1; text-align: center; padding: 18px 8px; border-radius: 10px;
}
.neirong .cd-card-monthly { background: #e8f5e9; }
.neirong .cd-card-monthly .cd-card-value { color: #2e7d32; }
.neirong .cd-card-interest { background: #fff3e0; }
.neirong .cd-card-interest .cd-card-value { color: #e65100; }
.neirong .cd-card-total { background: #e3f2fd; }
.neirong .cd-card-total .cd-card-value { color: #1565c0; }
.neirong .cd-card-label {
    font-size: 12px; color: #909399; margin-bottom: 8px;
}
.neirong .cd-card-value {
    font-size: 24px; font-weight: 700; line-height: 1.2; word-break: break-all;
}
.neirong .cd-card-unit {
    font-size: 11px; color: #c0c4cc; margin-top: 4px;
}
.neirong .cd-fee-summary {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 12px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 16px; border-left: 3px solid #909399;
}
.neirong .cd-fee-summary strong { color: #303133; }
.neirong .cd-result-interpret {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 14px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 20px; border-left: 3px solid #409eff;
}
.neirong .cd-result-interpret strong { color: #303133; }
.neirong .cd-compare-section { margin-bottom: 20px; }
.neirong .cd-compare-title {
    font-size: 15px; color: #303133; margin: 0 0 12px 0;
    font-weight: 600; padding-left: 10px; border-left: 3px solid #409eff;
}
.neirong .cd-compare-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .cd-compare-table thead th {
    padding: 10px 8px; text-align: center; font-weight: 600;
    color: #fff; font-size: 13px;
}
.neirong .cd-compare-table thead th:first-child { background: #606266; }
.neirong .cd-compare-table thead th.cd-col-ei { background: #409eff; }
.neirong .cd-compare-table thead th.cd-col-ep { background: #2e7d32; }
.neirong .cd-compare-table tbody td {
    padding: 10px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .cd-compare-table tbody tr:last-child td { border-bottom: none; }
.neirong .cd-compare-table tbody td:first-child {
    text-align: left; color: #909399; font-size: 12px; padding-left: 12px;
}
.neirong .cd-text-orange { color: #e65100; font-weight: 600; }
.neirong .cd-text-green { color: #2e7d32; font-weight: 600; }
.neirong .cd-compare-tip {
    font-size: 12px; color: #e65100; background: #fff8e1;
    padding: 10px 14px; border-radius: 6px; margin: 10px 0 0 0; line-height: 1.7;
}
.neirong .cd-detail-toggle {
    display: block; width: 100%; text-align: center; padding: 11px;
    font-size: 14px; color: #409eff; background: none;
    border: 1px solid #d0e3ff; border-radius: 8px; cursor: pointer;
    transition: background 0.2s; margin-bottom: 12px;
}
.neirong .cd-detail-toggle:hover { background: #ecf5ff; }
.neirong .cd-detail-table-wrapper {
    max-height: 360px; overflow-y: auto;
    border: 1px solid #ebeef5; border-radius: 8px; margin-bottom: 12px;
}
.neirong .cd-detail-table {
    width: 100%; border-collapse: collapse; font-size: 12px;
}
.neirong .cd-detail-table thead th {
    position: sticky; top: 0; background: #f5f7fa; padding: 8px 6px;
    text-align: center; font-weight: 600; color: #606266;
    border-bottom: 1px solid #ebeef5; font-size: 12px; z-index: 1;
}
.neirong .cd-detail-table tbody td {
    padding: 7px 6px; text-align: center;
    border-bottom: 1px solid #f2f2f2; color: #606266;
}
.neirong .cd-detail-table tbody tr:hover { background: #f5f7fa; }
.neirong .cd-disclaimer {
    font-size: 11px; color: #c0c4cc; text-align: center;
    margin: 12px 0 0 0; line-height: 1.6;
}
.neirong .cd-knowledge-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .cd-knowledge-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.neirong .cd-knowledge-item {
    padding: 16px; background: #f8f9fb; border-radius: 8px;
    border-left: 3px solid #409eff;
}
.neirong .cd-knowledge-item h3 {
    font-size: 14px; color: #303133; margin: 0 0 8px 0; font-weight: 600;
}
.neirong .cd-knowledge-item p {
    font-size: 12px; color: #606266; line-height: 1.8; margin: 0;
}
.neirong .cd-rate-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .cd-rate-date {
    font-size: 12px; color: #c0c4cc; margin: 0 0 16px 16px;
}
.neirong .cd-rate-cards {
    display: flex; gap: 16px; margin-bottom: 20px;
}
.neirong .cd-rate-card {
    flex: 1; text-align: center; padding: 18px 12px;
    border-radius: 10px; background: #e8f5e9;
}
.neirong .cd-rate-card:last-child { background: #e3f2fd; }
.neirong .cd-rate-label {
    font-size: 13px; color: #606266; margin-bottom: 8px;
}
.neirong .cd-rate-value {
    font-size: 32px; font-weight: 700; color: #2e7d32; line-height: 1;
}
.neirong .cd-rate-card:last-child .cd-rate-value { color: #1565c0; }
.neirong .cd-rate-unit { font-size: 16px; font-weight: 500; }
.neirong .cd-rate-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .cd-rate-table thead th {
    background: #f5f7fa; padding: 10px 8px; text-align: center;
    font-weight: 600; color: #606266; border-bottom: 1px solid #ebeef5;
}
.neirong .cd-rate-table tbody td {
    padding: 9px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .cd-rate-table tbody tr:last-child td { border-bottom: none; }
.neirong .cd-rate-table tbody td:first-child { font-weight: 500; color: #606266; }
.neirong .cd-rate-green { color: #2e7d32; font-weight: 600; }
.neirong .cd-rate-orange { color: #e65100; font-weight: 600; }
.neirong .cd-rate-blue { color: #1565c0; font-weight: 600; }
.neirong .cd-rate-note {
    font-size: 12px; color: #909399; margin: 12px 0 0 0;
    padding: 10px 12px; background: #f8f9fb; border-radius: 6px; line-height: 1.6;
}
.neirong .cd-article-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .cd-article-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.neirong .cd-group-title {
    font-size: 15px; color: #303133; margin: 0 0 10px 0; font-weight: 600;
}
.neirong .cd-article-list { list-style: none; padding: 0; margin: 0; }
.neirong .cd-article-list li {
    padding: 8px 0; border-bottom: 1px dashed #f0f0f0; line-height: 1.5;
}
.neirong .cd-article-list li:last-child { border-bottom: none; }
.neirong .cd-article-list li a {
    font-size: 13px; color: #4ea1dc; text-decoration: none; transition: color 0.2s;
}
.neirong .cd-article-list li a:hover { color: #ff7f66; text-decoration: underline; }

/* FAQ */
.neirong .cd-faq-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .cd-faq-list { max-width: 900px; margin: 0 auto; }
.neirong .cd-faq-item {
    background: #f8f9fb; border-radius: 10px; margin-bottom: 10px;
    border: 1px solid #ebeef5; overflow: hidden;
    transition: border-color 0.2s;
}
.neirong .cd-faq-item:hover { border-color: #d0e3ff; }
.neirong .cd-faq-item.cd-open {
    border-color: #409eff; background: #fff;
}
.neirong .cd-faq-q {
    padding: 16px 50px 16px 20px; font-size: 15px; color: #303133;
    font-weight: 600; cursor: pointer; position: relative;
    user-select: none; line-height: 1.6;
}
.neirong .cd-faq-q::after {
    content: "+"; position: absolute; right: 20px; top: 50%;
    transform: translateY(-50%); font-size: 22px; color: #409eff;
    font-weight: 400; transition: transform 0.2s; line-height: 1;
}
.neirong .cd-faq-item.cd-open .cd-faq-q::after { content: "−"; }
.neirong .cd-faq-a {
    display: none; padding: 0 20px 16px 20px;
    font-size: 13px; color: #606266; line-height: 1.9;
    border-top: 1px dashed #ebeef5; padding-top: 14px;
}
.neirong .cd-faq-item.cd-open .cd-faq-a { display: block; }

/* 车贷页面移动端 */
@media (max-width: 767px) {
    .neirong .cd-form-row { flex-direction: column; gap: 0; }
    .neirong .cd-knowledge-grid { grid-template-columns: 1fr; }
    .neirong .cd-article-grid { grid-template-columns: 1fr; }
    .neirong .cd-result-cards { flex-direction: column; gap: 8px; }
    .neirong .cd-result-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .cd-card-label { margin-bottom: 0; }
    .neirong .cd-card-value { font-size: 22px; }
    .neirong .cd-rate-cards { flex-direction: column; gap: 8px; }
    .neirong .cd-rate-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .cd-rate-value { font-size: 26px; }
    .neirong .cd-calc-method-tabs { flex-direction: column; }
    .neirong .cd-calc-method-option { border-right: none; border-bottom: 1px solid #dcdfe6; }
    .neirong .cd-calc-method-option:last-child { border-bottom: none; }
    .neirong .cd-faq-q { font-size: 14px; padding: 14px 44px 14px 16px; }
    .neirong .cd-faq-a { font-size: 12px; padding: 0 16px 14px 16px; }
}


/* ==========================================================================
   第六部分：贷款利息计算器页面（.lx-）
   ========================================================================== */

.lx-section-title {
    font-size: 20px; color: #303133; margin: 0 0 8px 0;
    padding-left: 12px; border-left: 4px solid #409eff;
    font-weight: 600; line-height: 1.3;
}
.neirong .lx-calculator {
    background: #fff; padding: 28px; border-radius: 12px;
    margin-bottom: 24px; box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.neirong .lx-calc-title {
    font-size: 24px; color: #303133; margin: 0 0 6px 0;
    font-weight: 700; text-align: center;
}
.neirong .lx-calc-subtitle {
    font-size: 13px; color: #909399; text-align: center; margin: 0 0 20px 0;
}
.neirong .lx-method-tabs {
    display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px;
}
.neirong .lx-method-tab {
    flex: 1; min-width: 100px; padding: 11px 8px; text-align: center;
    font-size: 13px; color: #606266; background: #fafafa;
    border: 1px solid #dcdfe6; border-radius: 8px;
    cursor: pointer; transition: all 0.2s;
}
.neirong .lx-method-tab:hover {
    border-color: #409eff; color: #409eff;
}
.neirong .lx-method-tab.lx-active {
    background: #409eff; color: #fff;
    border-color: #409eff; font-weight: 600;
}
.neirong .lx-form-row {
    display: flex; gap: 16px; margin-bottom: 16px;
}
.neirong .lx-form-group { flex: 1; min-width: 0; }
.neirong .lx-form-group label {
    display: block; font-size: 13px; color: #606266;
    margin-bottom: 8px; font-weight: 500;
}
.neirong .lx-input-wrapper {
    display: flex; align-items: center; border: 1px solid #dcdfe6;
    border-radius: 8px; padding: 0 12px; background-color: #fafafa;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.neirong .lx-input-wrapper:focus-within {
    border-color: #409eff; background-color: #fff;
}
.neirong .lx-prefix {
    color: #909399; font-size: 15px; margin-right: 8px;
    display: flex; align-items: center; flex-shrink: 0;
}
.neirong .lx-input-wrapper input {
    flex: 1; border: none; outline: none; padding: 11px 0;
    font-size: 15px; color: #303133; background: transparent;
    width: 100%; min-width: 0;
}
.neirong .lx-input-wrapper input::placeholder { color: #c0c4cc; }
.neirong .lx-suffix-select {
    border: none; outline: none; background: transparent;
    color: #606266; font-size: 13px; padding-left: 10px;
    border-left: 1px solid #dcdfe6; margin-left: 8px;
    cursor: pointer; height: 22px; appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23909399' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat; background-position: right center;
    background-size: 12px; padding-right: 16px; flex-shrink: 0;
}
.neirong .lx-result-section {
    margin-top: 28px; padding-top: 24px;
    border-top: 1px dashed #e4e7ed;
}
.neirong .lx-result-cards {
    display: flex; gap: 12px; margin-bottom: 16px;
}
.neirong .lx-result-card {
    flex: 1; text-align: center; padding: 18px 8px; border-radius: 10px;
}
.neirong .lx-card-interest { background: #fff3e0; }
.neirong .lx-card-interest .lx-card-value { color: #e65100; }
.neirong .lx-card-total { background: #e3f2fd; }
.neirong .lx-card-total .lx-card-value { color: #1565c0; }
.neirong .lx-card-monthly { background: #e8f5e9; }
.neirong .lx-card-monthly .lx-card-value { color: #2e7d32; }
.neirong .lx-card-label {
    font-size: 12px; color: #909399; margin-bottom: 8px;
}
.neirong .lx-card-value {
    font-size: 24px; font-weight: 700; line-height: 1.2; word-break: break-all;
}
.neirong .lx-card-unit {
    font-size: 11px; color: #c0c4cc; margin-top: 4px;
}
.neirong .lx-apr-hint {
    font-size: 13px; color: #e65100; background: #fff8e1;
    padding: 12px 16px; border-radius: 8px; margin-bottom: 16px;
    border-left: 3px solid #e65100; line-height: 1.7;
}
.neirong .lx-apr-hint strong { color: #bf360c; }
.neirong .lx-result-interpret {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 14px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 20px; border-left: 3px solid #409eff;
}
.neirong .lx-result-interpret strong { color: #303133; }
.neirong .lx-detail-section { margin-bottom: 16px; }
.neirong .lx-detail-title {
    font-size: 15px; color: #303133; margin: 0 0 12px 0;
    font-weight: 600; padding-left: 10px; border-left: 3px solid #409eff;
}
.neirong .lx-detail-table {
    width: 100%; border-collapse: collapse; font-size: 12px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .lx-detail-table thead th {
    background: #f5f7fa; padding: 8px 6px; text-align: center;
    font-weight: 600; color: #606266; border-bottom: 1px solid #ebeef5;
    font-size: 12px;
}
.neirong .lx-detail-table tbody td {
    padding: 7px 6px; text-align: center;
    border-bottom: 1px solid #f2f2f2; color: #606266;
}
.neirong .lx-detail-table tbody tr:last-child td { border-bottom: none; }
.neirong .lx-detail-table tbody td:first-child { color: #909399; }
.neirong .lx-disclaimer {
    font-size: 11px; color: #c0c4cc; text-align: center;
    margin: 12px 0 0 0; line-height: 1.6;
}
.neirong .lx-knowledge-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .lx-knowledge-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.neirong .lx-knowledge-item {
    padding: 16px; background: #f8f9fb; border-radius: 8px;
    border-left: 3px solid #409eff;
}
.neirong .lx-knowledge-item h3 {
    font-size: 14px; color: #303133; margin: 0 0 8px 0; font-weight: 600;
}
.neirong .lx-knowledge-item p {
    font-size: 12px; color: #606266; line-height: 1.8; margin: 0;
}
.neirong .lx-article-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .lx-article-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.neirong .lx-group-title {
    font-size: 15px; color: #303133; margin: 0 0 10px 0; font-weight: 600;
}
.neirong .lx-article-list { list-style: none; padding: 0; margin: 0; }
.neirong .lx-article-list li {
    padding: 8px 0; border-bottom: 1px dashed #f0f0f0; line-height: 1.5;
}
.neirong .lx-article-list li:last-child { border-bottom: none; }
.neirong .lx-article-list li a {
    font-size: 13px; color: #4ea1dc; text-decoration: none; transition: color 0.2s;
}
.neirong .lx-article-list li a:hover { color: #ff7f66; text-decoration: underline; }

/* FAQ */
.neirong .lx-faq-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .lx-faq-list { max-width: 900px; margin: 0 auto; }
.neirong .lx-faq-item {
    background: #f8f9fb; border-radius: 10px; margin-bottom: 10px;
    border: 1px solid #ebeef5; overflow: hidden;
    transition: border-color 0.2s;
}
.neirong .lx-faq-item:hover { border-color: #d0e3ff; }
.neirong .lx-faq-item.lx-open {
    border-color: #409eff; background: #fff;
}
.neirong .lx-faq-q {
    padding: 16px 50px 16px 20px; font-size: 15px; color: #303133;
    font-weight: 600; cursor: pointer; position: relative;
    user-select: none; line-height: 1.6;
}
.neirong .lx-faq-q::after {
    content: "+"; position: absolute; right: 20px; top: 50%;
    transform: translateY(-50%); font-size: 22px; color: #409eff;
    font-weight: 400; transition: transform 0.2s; line-height: 1;
}
.neirong .lx-faq-item.lx-open .lx-faq-q::after { content: "−"; }
.neirong .lx-faq-a {
    display: none; padding: 0 20px 16px 20px;
    font-size: 13px; color: #606266; line-height: 1.9;
    border-top: 1px dashed #ebeef5; padding-top: 14px;
}
.neirong .lx-faq-item.lx-open .lx-faq-a { display: block; }

/* 利息页面移动端 */
@media (max-width: 767px) {
    .neirong .lx-form-row { flex-direction: column; gap: 0; }
    .neirong .lx-knowledge-grid { grid-template-columns: 1fr; }
    .neirong .lx-article-grid { grid-template-columns: 1fr; }
    .neirong .lx-result-cards { flex-direction: column; gap: 8px; }
    .neirong .lx-result-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .lx-card-label { margin-bottom: 0; }
    .neirong .lx-card-value { font-size: 22px; }
    .neirong .lx-method-tab { min-width: 80px; font-size: 12px; padding: 9px 4px; }
    .neirong .lx-faq-q { font-size: 14px; padding: 14px 44px 14px 16px; }
    .neirong .lx-faq-a { font-size: 12px; padding: 0 16px 14px 16px; }
}


/* ==========================================================================
   第七部分：购房税费计算器页面（.sf-）
   ========================================================================== */

.sf-section-title {
    font-size: 20px; color: #303133; margin: 0 0 8px 0;
    padding-left: 12px; border-left: 4px solid #409eff;
    font-weight: 600; line-height: 1.3;
}
.neirong .sf-calculator {
    background: #fff; padding: 28px; border-radius: 12px;
    margin-bottom: 24px; box-shadow: 0 2px 12px rgba(0,0,0,0.06);
}
.neirong .sf-calc-title {
    font-size: 24px; color: #303133; margin: 0 0 6px 0;
    font-weight: 700; text-align: center;
}
.neirong .sf-calc-subtitle {
    font-size: 13px; color: #909399; text-align: center; margin: 0 0 20px 0;
}
.neirong .sf-house-type-tabs {
    display: flex; border-radius: 8px; overflow: hidden;
    border: 1px solid #dcdfe6; margin-bottom: 20px;
}
.neirong .sf-house-type-tab {
    flex: 1; padding: 12px 0; text-align: center; font-size: 14px;
    color: #606266; background: #fafafa; border: none; cursor: pointer;
    transition: all 0.2s; border-right: 1px solid #dcdfe6;
}
.neirong .sf-house-type-tab:last-child { border-right: none; }
.neirong .sf-house-type-tab.sf-active {
    background: #409eff; color: #fff; font-weight: 600;
}
.neirong .sf-form-row {
    display: flex; gap: 16px; margin-bottom: 16px;
}
.neirong .sf-form-group { flex: 1; min-width: 0; }
.neirong .sf-form-group label {
    display: block; font-size: 13px; color: #606266;
    margin-bottom: 8px; font-weight: 500;
}
.neirong .sf-input-wrapper {
    display: flex; align-items: center; border: 1px solid #dcdfe6;
    border-radius: 8px; padding: 0 12px; background-color: #fafafa;
    transition: border-color 0.2s ease, background-color 0.2s ease;
}
.neirong .sf-input-wrapper:focus-within {
    border-color: #409eff; background-color: #fff;
}
.neirong .sf-prefix {
    color: #909399; font-size: 15px; margin-right: 8px;
    display: flex; align-items: center; flex-shrink: 0;
}
.neirong .sf-input-wrapper input {
    flex: 1; border: none; outline: none; padding: 11px 0;
    font-size: 15px; color: #303133; background: transparent;
    width: 100%; min-width: 0;
}
.neirong .sf-input-wrapper input::placeholder { color: #c0c4cc; }
.neirong .sf-full-select {
    flex: 1; border: none; outline: none; background: transparent;
    color: #303133; font-size: 14px; padding: 11px 0;
    width: 100%; cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23909399' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6 9 12 15 18 9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat; background-position: right center;
    background-size: 14px; padding-right: 20px;
}
.neirong .sf-suffix-text {
    color: #909399; font-size: 13px; margin-left: 8px;
    padding-left: 10px; border-left: 1px solid #dcdfe6; flex-shrink: 0;
}
.neirong .sf-result-section {
    margin-top: 28px; padding-top: 24px;
    border-top: 1px dashed #e4e7ed;
}
.neirong .sf-result-cards {
    display: flex; gap: 12px; margin-bottom: 16px;
}
.neirong .sf-result-card {
    flex: 1; text-align: center; padding: 18px 8px; border-radius: 10px;
}
.neirong .sf-card-total { background: #e8f5e9; }
.neirong .sf-card-total .sf-card-value { color: #2e7d32; }
.neirong .sf-card-deed { background: #e3f2fd; }
.neirong .sf-card-deed .sf-card-value { color: #1565c0; }
.neirong .sf-card-maintenance { background: #fff3e0; }
.neirong .sf-card-maintenance .sf-card-value { color: #e65100; }
.neirong .sf-card-label {
    font-size: 12px; color: #909399; margin-bottom: 8px;
}
.neirong .sf-card-value {
    font-size: 24px; font-weight: 700; line-height: 1.2; word-break: break-all;
}
.neirong .sf-card-unit {
    font-size: 11px; color: #c0c4cc; margin-top: 4px;
}
.neirong .sf-detail-section { margin-bottom: 20px; }
.neirong .sf-detail-title {
    font-size: 15px; color: #303133; margin: 0 0 12px 0;
    font-weight: 600; padding-left: 10px; border-left: 3px solid #409eff;
}
.neirong .sf-detail-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .sf-detail-table thead th {
    background: #f5f7fa; padding: 10px 8px; text-align: center;
    font-weight: 600; color: #606266; border-bottom: 1px solid #ebeef5;
}
.neirong .sf-detail-table tbody td {
    padding: 10px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .sf-detail-table tbody tr:last-child td { border-bottom: none; }
.neirong .sf-detail-table tbody td:first-child {
    text-align: left; color: #606266; padding-left: 14px;
}
.neirong .sf-detail-table tbody td:last-child {
    font-weight: 600; color: #1565c0;
}
.neirong .sf-result-interpret {
    font-size: 13px; color: #606266; line-height: 1.8;
    padding: 14px 16px; background: #f8f9fb; border-radius: 8px;
    margin-bottom: 16px; border-left: 3px solid #409eff;
}
.neirong .sf-result-interpret strong { color: #303133; }
.neirong .sf-disclaimer {
    font-size: 11px; color: #c0c4cc; text-align: center;
    margin: 12px 0 0 0; line-height: 1.6;
}
.neirong .sf-knowledge-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .sf-knowledge-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
}
.neirong .sf-knowledge-item {
    padding: 16px; background: #f8f9fb; border-radius: 8px;
    border-left: 3px solid #409eff;
}
.neirong .sf-knowledge-item h3 {
    font-size: 14px; color: #303133; margin: 0 0 8px 0; font-weight: 600;
}
.neirong .sf-knowledge-item p {
    font-size: 12px; color: #606266; line-height: 1.8; margin: 0;
}
.neirong .sf-rate-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .sf-rate-date {
    font-size: 12px; color: #c0c4cc; margin: 0 0 16px 16px;
}
.neirong .sf-rate-cards {
    display: flex; gap: 16px; margin-bottom: 20px;
}
.neirong .sf-rate-card {
    flex: 1; text-align: center; padding: 18px 12px;
    border-radius: 10px; background: #e8f5e9;
}
.neirong .sf-rate-card:last-child { background: #e3f2fd; }
.neirong .sf-rate-label {
    font-size: 13px; color: #606266; margin-bottom: 8px;
}
.neirong .sf-rate-value {
    font-size: 32px; font-weight: 700; color: #2e7d32; line-height: 1;
}
.neirong .sf-rate-card:last-child .sf-rate-value { color: #1565c0; }
.neirong .sf-rate-unit { font-size: 16px; font-weight: 500; }
.neirong .sf-rate-table {
    width: 100%; border-collapse: collapse; font-size: 13px;
    border-radius: 8px; overflow: hidden; border: 1px solid #ebeef5;
}
.neirong .sf-rate-table thead th {
    background: #f5f7fa; padding: 10px 8px; text-align: center;
    font-weight: 600; color: #606266; border-bottom: 1px solid #ebeef5;
}
.neirong .sf-rate-table tbody td {
    padding: 9px 8px; text-align: center;
    border-bottom: 1px solid #ebeef5; color: #303133;
}
.neirong .sf-rate-table tbody tr:last-child td { border-bottom: none; }
.neirong .sf-rate-table tbody td:first-child { font-weight: 500; color: #606266; }
.neirong .sf-rate-green { color: #2e7d32; font-weight: 600; }
.neirong .sf-rate-orange { color: #e65100; font-weight: 600; }
.neirong .sf-rate-blue { color: #1565c0; font-weight: 600; }
.neirong .sf-rate-note {
    font-size: 12px; color: #909399; margin: 12px 0 0 0;
    padding: 10px 12px; background: #f8f9fb; border-radius: 6px; line-height: 1.6;
}
.neirong .sf-article-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .sf-article-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
}
.neirong .sf-group-title {
    font-size: 15px; color: #303133; margin: 0 0 10px 0; font-weight: 600;
}
.neirong .sf-article-list { list-style: none; padding: 0; margin: 0; }
.neirong .sf-article-list li {
    padding: 8px 0; border-bottom: 1px dashed #f0f0f0; line-height: 1.5;
}
.neirong .sf-article-list li:last-child { border-bottom: none; }
.neirong .sf-article-list li a {
    font-size: 13px; color: #4ea1dc; text-decoration: none; transition: color 0.2s;
}
.neirong .sf-article-list li a:hover { color: #ff7f66; text-decoration: underline; }

/* FAQ */
.neirong .sf-faq-section {
    background: #fff; padding: 24px; border-radius: 10px;
    margin-bottom: 24px; box-shadow: 0 2px 8px rgba(0,0,0,0.04);
}
.neirong .sf-faq-list { max-width: 900px; margin: 0 auto; }
.neirong .sf-faq-item {
    background: #f8f9fb; border-radius: 10px; margin-bottom: 10px;
    border: 1px solid #ebeef5; overflow: hidden;
    transition: border-color 0.2s;
}
.neirong .sf-faq-item:hover { border-color: #d0e3ff; }
.neirong .sf-faq-item.sf-open {
    border-color: #409eff; background: #fff;
}
.neirong .sf-faq-q {
    padding: 16px 50px 16px 20px; font-size: 15px; color: #303133;
    font-weight: 600; cursor: pointer; position: relative;
    user-select: none; line-height: 1.6;
}
.neirong .sf-faq-q::after {
    content: "+"; position: absolute; right: 20px; top: 50%;
    transform: translateY(-50%); font-size: 22px; color: #409eff;
    font-weight: 400; transition: transform 0.2s; line-height: 1;
}
.neirong .sf-faq-item.sf-open .sf-faq-q::after { content: "−"; }
.neirong .sf-faq-a {
    display: none; padding: 0 20px 16px 20px;
    font-size: 13px; color: #606266; line-height: 1.9;
    border-top: 1px dashed #ebeef5; padding-top: 14px;
}
.neirong .sf-faq-item.sf-open .sf-faq-a { display: block; }

/* 税费页面移动端 */
@media (max-width: 767px) {
    .neirong .sf-form-row { flex-direction: column; gap: 0; }
    .neirong .sf-knowledge-grid { grid-template-columns: 1fr; }
    .neirong .sf-article-grid { grid-template-columns: 1fr; }
    .neirong .sf-result-cards { flex-direction: column; gap: 8px; }
    .neirong .sf-result-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .sf-card-label { margin-bottom: 0; }
    .neirong .sf-card-value { font-size: 22px; }
    .neirong .sf-rate-cards { flex-direction: column; gap: 8px; }
    .neirong .sf-rate-card {
        display: flex; align-items: center; justify-content: space-between;
        padding: 14px 16px;
    }
    .neirong .sf-rate-value { font-size: 26px; }
    .neirong .sf-faq-q { font-size: 14px; padding: 14px 44px 14px 16px; }
    .neirong .sf-faq-a { font-size: 12px; padding: 0 16px 14px 16px; }
}