/* LED 租赁计算器 */
.tool-led-rent .lr-calc {
    margin-bottom: 20px;
}
.tool-led-rent .lr-calc__head h2 {
    margin: 0 0 6px;
    padding: 0;
    border: 0;
    font-size: 17px;
}
.tool-led-rent .lr-calc__head p {
    margin: 0 0 18px;
    color: var(--tool-muted);
    font-size: 13px;
    line-height: 1.65;
}
.tool-led-rent .lr-calc__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.95fr);
    gap: 22px;
    align-items: start;
}
.tool-led-rent .lr-field {
    margin-bottom: 14px;
}
.tool-led-rent .lr-field > label {
    display: block;
    margin-bottom: 6px;
    font-size: 13px;
    font-weight: 600;
    color: var(--tool-text);
}
.tool-led-rent .lr-field input[type="number"],
.tool-led-rent .lr-field select {
    width: 100%;
    height: 40px;
    padding: 0 12px;
    border: 1px solid var(--tool-border);
    border-radius: 8px;
    background: #fff;
    color: var(--tool-text);
    font-size: 14px;
    box-sizing: border-box;
    outline: none;
    transition: border-color .15s, box-shadow .15s;
}
.tool-led-rent .lr-field input:focus,
.tool-led-rent .lr-field select:focus {
    border-color: var(--tool-brand);
    box-shadow: 0 0 0 3px rgba(0, 160, 233, .12);
}
.tool-led-rent .lr-hint {
    margin-top: 6px;
    font-size: 12px;
    color: var(--tool-muted);
}
.tool-led-rent .lr-row {
    display: grid;
    gap: 12px;
}
.tool-led-rent .lr-row--2 {
    grid-template-columns: 1fr 1fr;
}
.tool-led-rent .lr-seg {
    display: flex;
    gap: 8px;
}
.tool-led-rent .lr-seg__btn {
    flex: 1;
    height: 40px;
    border: 1px solid var(--tool-border);
    border-radius: 8px;
    background: #fff;
    color: var(--tool-text);
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    transition: border-color .15s, color .15s, background .15s;
}
.tool-led-rent .lr-seg__btn:hover,
.tool-led-rent .lr-seg__btn.is-active {
    border-color: var(--tool-brand);
    color: var(--tool-brand);
    background: #e8f6fd;
}
.tool-led-rent .lr-field--check {
    margin-top: 4px;
}
.tool-led-rent .lr-check {
    display: flex;
    align-items: flex-start;
    gap: 8px;
    margin: 0;
    font-size: 12px;
    font-weight: 500;
    color: #5a6a7a;
    line-height: 1.5;
    cursor: pointer;
}
.tool-led-rent .lr-check input {
    margin-top: 2px;
    flex-shrink: 0;
}
.tool-led-rent .lr-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 6px;
}
.tool-led-rent .lr-result {
    background: linear-gradient(165deg, #f7fbfe 0%, #eef6fb 100%);
    border: 1px solid #d7e8f3;
    border-radius: 12px;
    padding: 18px 18px 16px;
}
.tool-led-rent .lr-result__total {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-bottom: 14px;
    padding-bottom: 14px;
    border-bottom: 1px dashed #cfe0eb;
}
.tool-led-rent .lr-result__total span {
    font-size: 13px;
    color: var(--tool-muted);
    font-weight: 600;
}
.tool-led-rent .lr-result__total strong {
    font-size: 32px;
    font-weight: 800;
    color: var(--tool-brand-dark);
    letter-spacing: -.03em;
    line-height: 1.15;
}
.tool-led-rent .lr-result__list {
    list-style: none;
    margin: 0 0 12px;
    padding: 0;
}
.tool-led-rent .lr-result__list li {
    display: flex;
    justify-content: space-between;
    gap: 12px;
    padding: 7px 0;
    font-size: 13px;
    color: #445566;
    border-bottom: 1px solid rgba(0, 0, 0, .04);
}
.tool-led-rent .lr-result__list em {
    font-style: normal;
    font-weight: 700;
    color: var(--tool-text);
    white-space: nowrap;
}
.tool-led-rent .lr-result__avg {
    margin-top: 4px;
    padding-top: 10px !important;
    border-bottom: 0 !important;
    color: var(--tool-brand) !important;
}
.tool-led-rent .lr-result__formula {
    margin: 0 0 14px;
    padding: 10px 12px;
    background: rgba(255, 255, 255, .7);
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.65;
    color: #5a6a7a;
    word-break: break-all;
}
.tool-led-rent .lr-result__cta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.tool-led-rent .lr-result__cta .tool-btn {
    text-decoration: none;
}

/* 目录与正文 */
.tool-led-rent .lr-toc {
    margin-bottom: 20px;
}
.tool-led-rent .lr-toc h2 {
    margin-bottom: 12px;
}
.tool-led-rent .lr-toc ol {
    margin: 0;
    padding-left: 20px;
    columns: 2;
    column-gap: 28px;
}
.tool-led-rent .lr-toc li {
    margin: 0 0 8px;
    break-inside: avoid;
    font-size: 14px;
    line-height: 1.5;
}
.tool-led-rent .lr-toc a {
    color: var(--tool-text);
    text-decoration: none;
}
.tool-led-rent .lr-toc a:hover {
    color: var(--tool-brand);
}
.tool-led-rent .lr-article {
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.tool-led-rent .lr-lead {
    margin: 0;
    padding: 18px 20px;
    background: #fff;
    border: 1px solid var(--tool-border);
    border-radius: 12px;
    font-size: 14px;
    line-height: 1.85;
    color: #445566;
}
.tool-led-rent .lr-sec h2 {
    margin: 0 0 14px;
    padding-bottom: 12px;
    border-bottom: 1px solid #eef2f6;
    font-size: 17px;
}
.tool-led-rent .lr-sec h3 {
    margin: 18px 0 10px;
    padding: 0;
    border: 0;
    font-size: 15px;
}
.tool-led-rent .lr-sec p {
    margin: 0 0 12px;
    font-size: 14px;
    line-height: 1.8;
    color: #445566;
}
.tool-led-rent .lr-bullets,
.tool-led-rent .lr-steps,
.tool-led-rent .lr-flow,
.tool-led-rent .lr-features {
    margin: 0;
    padding-left: 18px;
    color: #445566;
}
.tool-led-rent .lr-bullets li,
.tool-led-rent .lr-steps li,
.tool-led-rent .lr-flow li,
.tool-led-rent .lr-features li {
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.75;
}
.tool-led-rent .lr-note {
    display: block;
    margin-top: 6px;
    font-style: normal;
    font-size: 13px;
    color: var(--tool-brand-dark);
    background: #e8f6fd;
    border-radius: 6px;
    padding: 8px 10px;
}
.tool-led-rent .lr-quote {
    margin: 0 0 16px;
    padding: 14px 16px;
    border-left: 3px solid var(--tool-brand);
    background: #f5fafd;
    border-radius: 0 8px 8px 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--tool-text);
    line-height: 1.7;
}
.tool-led-rent .lr-pre {
    margin: 0 0 8px;
    padding: 14px 16px;
    background: #f1f4f7;
    color: var(--tool-text, #1f2933);
    border: 1px solid var(--tool-border, #d5dde5);
    border-left: 3px solid var(--tool-brand, #00a0e9);
    border-radius: 4px;
    font-size: 13px;
    line-height: 1.7;
    overflow-x: auto;
    white-space: pre-wrap;
}
.tool-led-rent .lr-tables {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    margin: 14px 0;
}
.tool-led-rent .lr-table-wrap h3 {
    margin: 0 0 10px;
}
.tool-led-rent .lr-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.tool-led-rent .lr-table th,
.tool-led-rent .lr-table td {
    padding: 10px 12px;
    border: 1px solid var(--tool-border);
    text-align: left;
}
.tool-led-rent .lr-table th {
    background: #f5f8fb;
    font-weight: 700;
    color: var(--tool-text);
}
.tool-led-rent .lr-table td {
    color: #445566;
}
.tool-led-rent .lr-muted {
    font-size: 13px !important;
    color: var(--tool-muted) !important;
}
.tool-led-rent .lr-gallery {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin: 0 0 16px;
}
.tool-led-rent .lr-gallery__item {
    margin: 0;
}
.tool-led-rent .lr-gallery__ph {
    display: flex;
    align-items: center;
    justify-content: center;
    aspect-ratio: 1;
    border-radius: 10px;
    background:
        linear-gradient(145deg, rgba(0, 160, 233, .18), rgba(0, 136, 199, .05)),
        repeating-linear-gradient(
            -45deg,
            #e8f2f8 0 8px,
            #f4f9fc 8px 16px
        );
    color: var(--tool-brand);
    font-size: 28px;
    border: 1px solid #d7e8f3;
}
.tool-led-rent .lr-gallery__item figcaption {
    margin-top: 6px;
    text-align: center;
    font-size: 12px;
    color: var(--tool-muted);
}
.tool-led-rent .lr-faq {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 16px;
}
.tool-led-rent .lr-faq__item {
    border: 1px solid var(--tool-border);
    border-radius: 10px;
    background: #fafcfe;
    padding: 0 14px;
}
.tool-led-rent .lr-faq__item summary {
    cursor: pointer;
    padding: 13px 0;
    font-size: 14px;
    font-weight: 700;
    color: var(--tool-text);
    list-style: none;
}
.tool-led-rent .lr-faq__item summary::-webkit-details-marker {
    display: none;
}
.tool-led-rent .lr-faq__item summary::before {
    content: '\f107';
    font-family: FontAwesome;
    display: inline-block;
    margin-right: 8px;
    color: var(--tool-brand);
    transition: transform .15s;
}
.tool-led-rent .lr-faq__item[open] summary::before {
    transform: rotate(180deg);
}
.tool-led-rent .lr-faq__item ul,
.tool-led-rent .lr-faq__item p {
    margin: 0 0 12px;
    padding-left: 18px;
    font-size: 13px;
    line-height: 1.7;
    color: #445566;
}
.tool-led-rent .lr-faq__item p {
    padding-left: 0;
}
.tool-led-rent .lr-closing {
    margin: 0 !important;
    padding: 14px 16px;
    background: #f5fafd;
    border-radius: 10px;
    border: 1px solid #d7e8f3;
}

@media (max-width: 960px) {
    .tool-led-rent .lr-calc__grid {
        grid-template-columns: 1fr;
    }
    .tool-led-rent .lr-toc ol {
        columns: 1;
    }
    .tool-led-rent .lr-tables {
        grid-template-columns: 1fr;
    }
    .tool-led-rent .lr-gallery {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}
@media (max-width: 560px) {
    .tool-led-rent .lr-row--2 {
        grid-template-columns: 1fr;
    }
    .tool-led-rent .lr-result__total strong {
        font-size: 26px;
    }
    .tool-led-rent .lr-gallery {
        grid-template-columns: 1fr 1fr;
    }
}