.hero{width:var(--wide);min-height:720px;margin:20px auto 80px;padding:clamp(28px,5vw,70px);border-radius:36px;background:linear-gradient(115deg,#edf8f5 0 52%,#fff4eb 52%);display:grid;grid-template-columns:1fr 1.05fr;align-items:center;gap:clamp(35px,5vw,90px);position:relative;overflow:hidden}.hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(24,125,139,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(24,125,139,.055) 1px,transparent 1px);background-size:46px 46px;mask-image:linear-gradient(90deg,#000,transparent)}.hero-copy,.hero-visual{position:relative}.hero h1{font-size:clamp(3rem,5.1vw,6.6rem);margin-bottom:24px}.hero-copy>p{font-size:1.08rem;max-width:780px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:28px 0}.hero-metrics{display:flex;gap:26px;padding-top:24px;border-top:1px solid var(--line)}.hero-metrics span{display:grid;color:var(--muted);font-size:.68rem}.hero-metrics b{font-size:1.7rem;color:var(--ink)}.hero-visual{min-height:590px}.hero-visual>img{width:100%;height:590px;object-fit:cover;border-radius:28px;box-shadow:var(--shadow)}.airflow-card{position:absolute;right:-28px;bottom:28px;width:min(390px,80%);padding:22px;border-radius:20px;background:rgba(18,61,80,.94);color:#fff;display:grid;gap:5px}.airflow-card span,.airflow-card small{color:#bfd4d6;font-size:.68rem}.airflow-card b{font-size:.9rem}.temp-chip{position:absolute;left:-20px;top:35px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:14px 17px;display:grid;box-shadow:var(--shadow)}.temp-chip i{width:10px;height:10px;background:var(--coral);border-radius:50%;margin-bottom:6px}.temp-chip span{font-size:.65rem;color:var(--muted)}.temp-chip b{font-size:.82rem}
.symptom-board,.service-deck,.split-cleaning,.process-section,.system-compare,.problem-section,.cost-section,.sector-section,.areas-section,.articles-section,.faq-section,.listing-section,.detail-scope,.detail-signs,.area-details,.company-values,.company-links,.company-page-content{width:var(--content);margin:100px auto}.symptom-grid{display:grid;grid-template-columns:repeat(6,1fr);border:1px solid var(--line);border-radius:26px;overflow:hidden;background:#fff}.symptom-grid button{min-height:210px;padding:23px;border:0;border-left:1px solid var(--line);background:transparent;color:var(--ink);text-align:right;display:flex;flex-direction:column;cursor:pointer}.symptom-grid button:last-child{border:0}.symptom-grid button:hover{background:var(--ice-2)}.symptom-grid i{font-style:normal;color:var(--coral);font-size:.7rem}.symptom-grid b{font-size:1rem;margin:30px 0 8px}.symptom-grid span{font-size:.7rem;color:var(--muted);line-height:1.65}
.service-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.service-card{min-height:370px;background:#fff;border:1px solid var(--line);border-radius:24px;padding:27px;display:flex;flex-direction:column;transition:.25s}.service-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:var(--teal)}.service-card>i{font-style:normal;color:var(--coral);font-size:.72rem}.service-card h3{font-size:1.25rem;margin:25px 0 12px}.service-card p{font-size:.82rem}.service-card ul{display:grid;gap:6px;margin-top:auto}.service-card li{font-size:.72rem;color:var(--muted)}.service-card li:before{content:"—";color:var(--teal);margin-left:7px}.service-card>b{font-size:.76rem;color:var(--teal);margin-top:18px}
.feature{width:var(--wide);margin:110px auto;min-height:650px;border-radius:34px;padding:clamp(30px,5vw,70px);display:grid;grid-template-columns:1.05fr .95fr;align-items:center;gap:clamp(40px,7vw,110px)}.feature-central{background:#dff3f1}.feature-duct{background:#fff0e6}.feature figure{margin:0;height:540px;position:relative}.feature figure:before{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--teal);border-radius:24px}.feature figure img{width:100%;height:100%;object-fit:cover;border-radius:24px;position:relative}.feature h2{font-size:clamp(2rem,3.5vw,4rem)}.measure-list{display:grid;gap:12px;margin:24px 0 30px}.measure-list li{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid rgba(18,61,80,.15)}.measure-list i{font-style:normal;color:var(--coral);font-weight:800}.measure-list span{display:grid;font-size:.75rem;color:var(--muted)}.measure-list b{color:var(--ink);font-size:.85rem}
.image-pair{display:grid;grid-template-columns:1fr 1fr;gap:20px}.image-pair article{position:relative;min-height:560px;border-radius:28px;overflow:hidden}.image-pair img{width:100%;height:100%;object-fit:cover}.image-pair article>div{position:absolute;inset:auto 20px 20px;background:rgba(255,255,255,.94);padding:22px;border-radius:20px}.image-pair b{font-size:1.05rem}.image-pair p{font-size:.75rem;margin:6px 0}.image-pair a{font-size:.74rem;color:var(--teal);font-weight:800}
.process-flow{display:grid;grid-template-columns:repeat(5,1fr);gap:0;border:1px solid var(--line);border-radius:28px;overflow:hidden;background:#fff}.process-flow article{padding:30px 24px;border-left:1px solid var(--line);position:relative}.process-flow article:last-child{border:0}.process-flow i{font-style:normal;color:var(--coral);font-weight:800}.process-flow h3{font-size:.95rem;margin:38px 0 10px}.process-flow p{font-size:.72rem;margin:0}

.temp-chip{left:0}

.rich-intro,.catalog-section,.model-strip,.diagnostic-board,.related-gateways{width:var(--content);margin:100px auto}.rich-prose{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.rich-prose p{margin:0;padding:24px;border:1px solid var(--line);border-radius:20px;background:#fff;color:#405e67}.rich-prose p:first-child{grid-column:1/-1;font-size:1.05rem;background:linear-gradient(135deg,var(--ice-2),#fff8ee);border:0}.catalog-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.catalog-grid article{padding:28px;border:1px solid var(--line);border-radius:22px;background:#fff;min-height:235px}.catalog-grid i{font-style:normal;color:var(--coral);font-weight:800}.catalog-grid h3{font-size:1rem;margin:35px 0 12px}.catalog-grid p{font-size:.74rem;margin:0}.model-strip{padding:42px;border:1px solid var(--line);border-radius:28px;background:linear-gradient(120deg,#fff,#e6f5f3);display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.model-strip h2{font-size:clamp(1.7rem,3vw,3rem)}.diagnostic-board{padding:48px;border-radius:30px;background:var(--ink);color:#fff}.diagnostic-board .section-head p,.diagnostic-board .board-note{color:#c9dadd}.diagnostic-columns{display:grid;grid-template-columns:1fr 1fr;gap:16px}.diagnostic-columns>div{background:#fff;color:var(--ink);border-radius:22px;padding:28px}.diagnostic-columns h3{font-size:1.05rem}.diagnostic-board .check-list li{border-color:#dce7e5}.board-note{margin:25px 0 0}.faq-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq-list details{border:1px solid var(--line);background:#fff;border-radius:18px;padding:20px}.faq-list summary{font-weight:800;cursor:pointer}.faq-list p{font-size:.78rem;margin:14px 0 0}.related-gateways{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.related-gateways a{padding:28px;border:1px solid var(--line);border-radius:22px;background:#fff;display:grid}.related-gateways a:nth-child(2){background:var(--ice-2)}.related-gateways span{font-size:.72rem;color:var(--muted);margin-top:10px}.catalog-process{margin-top:80px}

@media(max-width:900px){.catalog-grid{grid-template-columns:repeat(2,1fr)}.rich-prose,.model-strip,.diagnostic-columns{grid-template-columns:1fr}.rich-prose p:first-child{grid-column:auto}.related-gateways{grid-template-columns:1fr}}
@media(max-width:620px){.rich-intro,.catalog-section,.model-strip,.diagnostic-board,.related-gateways{margin:60px auto}.catalog-grid,.faq-list{grid-template-columns:1fr}.model-strip,.diagnostic-board{padding:24px}.catalog-grid article{min-height:0}.main-nav a{font-size:.8rem}}

.area-service-grid a{padding:25px;border:1px solid var(--line);border-radius:22px;background:#fff;display:flex;flex-direction:column;min-height:285px}.area-service-grid a:hover{border-color:var(--teal);transform:translateY(-3px)}.area-service-grid i{font-style:normal;color:var(--coral);font-weight:800}.area-service-grid h3{font-size:1rem;margin:28px 0 10px}.area-service-grid p{font-size:.72rem}.area-service-grid b{font-size:.72rem;color:var(--teal);margin-top:auto}.expanded-area>div{min-height:420px}.company-page-content .section-context{margin-top:12px;color:var(--muted);font-size:.76rem}.company-values .value-grid{row-gap:14px}

.catalog-home{width:var(--content);margin:100px auto}.catalog-home-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.catalog-home-grid>article{padding:38px;border:1px solid var(--line);border-radius:28px;background:linear-gradient(145deg,#fff,#eaf7f5);display:flex;flex-direction:column;gap:22px}.catalog-home-grid>article:nth-child(2){background:linear-gradient(145deg,#fff,#fff2e9)}.catalog-home-grid span{color:var(--teal);font-size:.75rem;font-weight:800}.catalog-home-grid h3{font-size:1.6rem;margin:10px 0}.catalog-home-grid p{font-size:.8rem}.catalog-home-grid .district-cloud a{padding:9px 13px;border:1px solid var(--line);border-radius:999px;background:#fff;font-size:.7rem}.catalog-home-grid .btn{margin-top:auto}
@media(max-width:800px){.catalog-home-grid{grid-template-columns:1fr}}@media(max-width:620px){.catalog-home{margin:60px auto}.catalog-home-grid>article{padding:24px}}
.compare-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.compare-grid article{padding:34px;border-radius:26px;border:1px solid var(--line);background:#fff}.compare-grid article:nth-child(2){background:var(--ink);color:#fff}.compare-grid article:nth-child(2) p,.compare-grid article:nth-child(2) li{color:#ccdcde}.compare-grid span{font-size:.66rem;color:var(--coral);font-weight:800}.compare-grid h3{font-size:1.45rem;margin:24px 0 10px}.compare-grid li{color:var(--muted);font-size:.78rem;padding:7px 0;border-bottom:1px solid rgba(128,150,154,.25)}
.problem-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.problem-grid>a{min-height:280px;padding:26px;border-radius:22px;background:#eef5ef;border-top:4px solid var(--yellow);display:flex;flex-direction:column}.problem-grid>a:nth-child(3n){background:#fff1e9;border-color:var(--coral)}.problem-grid i{font-style:normal;color:var(--teal);font-size:.7rem}.problem-grid h3{font-size:1.05rem;margin:24px 0 10px}.problem-grid p{font-size:.74rem}.problem-grid b{margin-top:auto;font-size:.72rem;color:var(--teal)}
.air-scale{display:flex;align-items:center;gap:8px;margin:28px 0}.air-scale i{height:8px;flex:1;background:linear-gradient(90deg,var(--ice),var(--teal));border-radius:8px}.air-scale span,.air-scale b{font-size:.7rem}.installation-section{width:var(--content);margin:110px auto;display:grid;grid-template-columns:1.1fr .9fr;gap:55px;align-items:center}.installation-section figure{margin:0}.installation-section img{border-radius:28px;box-shadow:var(--shadow)}.installation-section h2{font-size:clamp(2rem,3.5vw,3.8rem)}.install-checks{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:28px 0}.install-checks span{padding:14px;border:1px solid var(--line);border-radius:14px;background:#fff;font-size:.76rem}.install-checks i{font-style:normal;color:var(--coral);margin-left:7px}
.cost-section{padding:60px;border:1px solid var(--line);border-radius:30px;background:#fff}.cost-formula{display:flex;align-items:stretch;gap:10px}.cost-formula>div{flex:1;background:var(--paper);border-radius:18px;padding:22px;display:grid}.cost-formula i,.cost-cards i{font-style:normal;color:var(--coral);font-weight:800}.cost-formula b{font-size:.85rem;margin:20px 0 7px}.cost-formula span{font-size:.68rem;color:var(--muted)}.cost-formula em{align-self:center;font-style:normal;color:var(--teal);font-size:1.5rem}.cost-section>.text-link{margin-top:28px}
.sector-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.sector-grid article{padding:28px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(150deg,#fff,#edf7f5)}.sector-grid b{font-size:.95rem}.sector-grid p{font-size:.75rem;margin:10px 0 0}.area-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.area-grid a{background:#fff;border:1px solid var(--line);border-radius:20px;padding:21px;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:8px}.area-grid i{grid-row:1/3;font-style:normal;color:var(--coral);font-size:.68rem}.area-grid b{font-size:.9rem}.area-grid span{font-size:.66rem;color:var(--muted)}.area-grid em{grid-column:3;grid-row:1/3;font-style:normal;color:var(--teal)}
.article-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.article-grid article{background:#fff;border:1px solid var(--line);border-radius:22px;overflow:hidden;padding-bottom:23px}.article-grid img{width:100%;aspect-ratio:3/2;object-fit:cover}.article-grid article>span,.article-grid h3,.article-grid p{margin-right:20px;margin-left:20px}.article-grid article>span{display:block;margin-top:18px;color:var(--coral);font-size:.66rem;font-weight:800}.article-grid h3{font-size:.96rem;margin-top:10px}.article-grid p{font-size:.72rem;margin-bottom:0}.faq-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.faq-grid details{border:1px solid var(--line);background:#fff;border-radius:17px;padding:20px}.faq-grid summary{display:flex;justify-content:space-between;gap:20px;font-weight:800;cursor:pointer;font-size:.86rem}.faq-grid summary i{font-style:normal;color:var(--coral)}.faq-grid p{font-size:.76rem;margin:14px 0 0}
.listing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.listing-card{background:#fff;border:1px solid var(--line);border-radius:25px;padding:28px;display:flex;flex-direction:column;min-height:350px}.listing-card>i{font-style:normal;color:var(--coral);font-size:.7rem}.listing-card>span{color:var(--coral);font-size:.66rem;font-weight:800;margin-top:16px}.listing-card h2{font-size:1.22rem;margin:22px 0 12px}.listing-card p{font-size:.78rem}.listing-card ul{display:grid;gap:7px;margin-bottom:20px}.listing-card li{font-size:.7rem;color:var(--muted)}.listing-card li:before{content:"•";color:var(--teal);margin-left:7px}.listing-card .text-link{margin-top:auto;font-size:.76rem}.listing-image{margin:-28px -28px 0}.listing-image img{width:calc(100% + 56px);aspect-ratio:3/2;object-fit:cover;border-radius:24px 24px 0 0}
.diagnostic-ticket{background:#fff;border:1px solid var(--line);padding:28px;border-radius:25px;box-shadow:var(--shadow)}.diagnostic-ticket>span{font-size:.72rem;color:var(--teal);font-weight:800}.diagnostic-ticket>div{display:flex;gap:12px;padding:17px 0;border-bottom:1px solid var(--line)}.diagnostic-ticket>div:last-child{border:0}.diagnostic-ticket i{font-style:normal;color:var(--coral)}.diagnostic-ticket b{font-size:.78rem}.scope-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:15px}.scope-grid article{padding:28px;border:1px solid var(--line);border-radius:22px;background:#fff}.scope-grid i{font-style:normal;color:var(--coral)}.scope-grid h3{margin:28px 0 10px;font-size:.95rem}.scope-grid p{font-size:.72rem;margin:0}.detail-signs{padding:50px;border-radius:28px;background:var(--ice-2);display:grid;grid-template-columns:1fr 1fr;gap:50px}.detail-signs ul{display:grid;grid-template-columns:1fr 1fr;gap:10px}.detail-signs li{background:#fff;border-radius:15px;padding:16px;font-size:.78rem}.detail-signs li:before{content:"●";color:var(--coral);font-size:.6rem;margin-left:8px}.cost-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.cost-cards article{background:var(--paper);border-radius:17px;padding:22px;display:grid}.cost-cards b{margin:18px 0 8px;font-size:.82rem}.cost-cards p{font-size:.68rem;margin:0}
.area-details{display:grid;grid-template-columns:1fr 1fr;gap:50px}.area-details>div{padding:35px;background:#fff;border:1px solid var(--line);border-radius:25px}.area-details h2{font-size:1.5rem}.district-cloud{display:flex;flex-wrap:wrap;gap:8px}.district-cloud span{padding:9px 13px;border-radius:999px;background:var(--ice-2);font-size:.72rem}.check-list{display:grid;gap:10px}.check-list li{padding-bottom:10px;border-bottom:1px solid var(--line);font-size:.78rem}.check-list li:before{content:"✓";color:var(--teal);margin-left:8px}
.article-page{width:var(--wide);margin:30px auto}.article-hero{min-height:620px;border-radius:32px;background:#e3f4f2;padding:clamp(30px,5vw,70px);display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}.article-hero>div>span{color:var(--teal);font-size:.72rem;font-weight:800}.article-hero h1{font-size:clamp(2.4rem,4.2vw,4.9rem);margin:22px 0}.article-hero img{width:100%;height:500px;object-fit:cover;border-radius:26px;box-shadow:var(--shadow)}.article-meta{display:flex;gap:10px}.article-meta b{padding:8px 12px;background:#fff;border-radius:999px;font-size:.68rem}.article-layout{width:min(1180px,calc(100vw - 48px));margin:70px auto;display:grid;grid-template-columns:260px 1fr;gap:60px;align-items:start}.article-layout>aside{position:sticky;top:110px;border:1px solid var(--line);background:#fff;border-radius:20px;padding:22px}.article-layout>aside>b{font-size:.82rem}.article-layout>aside ol{display:grid;gap:7px;margin:16px 0 22px;counter-reset:index}.article-layout>aside li{counter-increment:index;font-size:.67rem;color:var(--muted)}.article-layout>aside li:before{content:counter(index,decimal-leading-zero);color:var(--coral);margin-left:7px}.article-layout>aside .btn{width:100%;font-size:.7rem}.article-body{font-size:1rem}.article-body .article-opening{font-size:1.1rem;border-right:4px solid var(--coral);padding-right:24px}.article-body section{padding:32px 0;border-bottom:1px solid var(--line)}.article-body h2{font-size:1.8rem;margin-bottom:18px}.article-body h3{font-size:1.05rem;margin-top:22px}.article-body p{color:#415c64}.article-body ul,.article-body ol{display:grid;gap:9px;margin:20px 0}.article-body li{padding-right:20px;position:relative;color:#486068}.article-body li:before{content:"";position:absolute;right:0;top:.78em;width:7px;height:7px;border-radius:50%;background:var(--coral)}.article-summary{background:var(--ice-2);padding:30px!important;border-radius:22px;border:0!important}
.company-hero img{width:100%;height:480px;object-fit:cover;border-radius:26px}.company-values .value-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.value-grid article{padding:28px;border:1px solid var(--line);border-radius:22px;background:#fff}.value-grid i,.company-page-content>article>i{font-style:normal;color:var(--coral)}.value-grid h3{margin:25px 0 10px}.value-grid p{font-size:.73rem;margin:0}.company-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.company-links a{padding:28px;border-radius:22px;background:var(--ink);color:#fff;display:grid}.company-links span{font-size:.72rem;color:#c6d9dc;margin-top:12px}.contact-data{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-top:30px}.contact-data span{padding:13px;background:#fff;border-radius:13px;display:grid;font-size:.68rem;color:var(--muted)}.contact-data b{color:var(--ink)}.company-page-content{display:grid;gap:12px}.company-page-content>article{display:grid;grid-template-columns:80px 1fr;gap:20px;padding:28px;border:1px solid var(--line);background:#fff;border-radius:20px}.company-page-content h2{font-size:1.35rem;margin-bottom:8px}.company-page-content p{margin:0}