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/* 阳光版：暖白、金色与清爽蓝 */
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#d6e0e7;font-size:13px;color:#758998}footer .brand{max-width:280px}footer .original-logo{width:240px}
@media(max-width:1150px){nav{gap:13px}.original-logo{width:235px}.header-contact{padding:10px 15px}.hero{gap:2%;padding-left:5%;padding-right:5%}.hero h1{font-size:34px}.price-card{padding:18px}.price-number{font-size:27px}}@media(max-width:900px){header .brand{max-width:35%}nav{gap:12px;font-size:10px}.original-logo{width:210px}.hero{grid-template-columns:1fr;gap:32px;padding-bottom:85px}.hero-content{padding:0 2%}.hero-gallery{max-width:650px;margin:auto;transform:none;width:100%}.hero h1{font-size:42px}.price-grid{grid-template-columns:repeat(2,1fr)}.news-grid{grid-template-columns:repeat(2,1fr)}.policy-columns{gap:20px}.policy-columns>div{padding:22px}}@media(max-width:700px){header{height:76px}header .brand{max-width:53%}.original-logo{width:100%;height:auto}.header-contact{font-size:10px;padding:8px 10px;white-space:nowrap}nav{font-size:13px}nav.open{display:flex}.hero{padding:40px 6% 85px;min-height:0}.hero h1{font-size:32px;line-height:1.65;margin:18px 0}.hero-desc{font-size:12px}.hero .actions{gap:20px;font-size:11px;margin-top:24px}.hero-gallery{padding:6px}.banner-controls{gap:5px}.banner-controls button{padding:4px 9px;font-size:9px}.banner-controls span{font-size:8px}.hero-bottom{bottom:24px}.hero-content{padding:0}.project-art{height:140px}.update-badge{display:inline-block;margin-top:20px;padding:8px 13px}.market-toolbar{align-items:flex-start;flex-direction:column;gap:8px}.price-card{padding:17px 13px}.price-number{font-size:27px}.price-card .material-name{font-size:13px}.price-grid{gap:10px}.price-table td,.price-table th{padding:11px 13px}.news-grid{grid-template-columns:1fr}.news-card{min-height:180px;padding:22px}.news-card h3{margin:14px 0}.policy-columns{grid-template-columns:1fr}.source-record{flex-direction:column;gap:5px}.contact{background:linear-gradient(145deg,#eaf6fd,#fff5db)}footer .original-logo{width:240px}}
.price-sync-meta{display:flex;align-items:center;gap:36px;padding:16px 20px;margin:0 0 24px;background:#fff3ce;border:1px solid #eedca9;flex-wrap:wrap}.price-sync-meta p{margin:0}.price-sync-meta p span{display:block;font-size:10px;color:#826a32}.price-sync-meta time{font-size:15px;font-variant-numeric:tabular-nums;color:#3c586c;font-weight:600}.price-sync-meta>small{margin-left:auto;color:#806a36;font-size:10px}.regional-columns{grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}.regional-columns>div{padding:25px}.regional-columns>div:first-child{border-top:4px solid #efbf48}.regional-columns>div:nth-child(2){border-top:4px solid #9bc8e3}.regional-columns>div:nth-child(3){border-top:4px solid #bbd4df}.region-caption{font-size:11px;color:#7c8f9e;margin:14px 0 0}.regional-columns h3{font-size:20px}.regional-columns h3 span{font-size:8px}.regional-columns .more-button{font-size:11px;padding:8px 15px}.regional-columns .policy-item{padding:20px 0}.regional-columns .policy-item h4{font-size:13px}.more-button[hidden]{display:none}@media(max-width:1000px){.regional-columns{gap:14px}.regional-columns>div{padding:18px}.regional-columns h3 span{display:none}.price-sync-meta{gap:20px}.price-sync-meta>small{margin-left:0}}@media(max-width:700px){.regional-columns{grid-template-columns:1fr}.regional-columns h3 span{display:inline}.price-sync-meta{padding:14px 16px;gap:12px;display:grid;grid-template-columns:1fr}.price-sync-meta time{font-size:14px}.price-sync-meta>small{font-size:9px}}
.material-chart{background:#fff;border:1px solid #e6dfca;padding:28px;margin:0 0 28px;scroll-margin-top:110px}.chart-heading{display:flex;align-items:center;justify-content:space-between;gap:20px}.chart-heading .eyebrow{font-size:10px;letter-spacing:1.5px;color:#a77c1d;margin-bottom:8px}.chart-heading h3{font-size:23px;font-weight:500;margin:0}.chart-period-controls,.chart-mode-controls{display:flex;gap:3px;background:#f1f6f9;padding:4px;flex-shrink:0}.chart-period-controls button,.chart-mode-controls button{background:none;border:0;color:#607a8d;font-size:11px;padding:7px 13px}.chart-period-controls button.selected,.chart-mode-controls button.selected{background:#fff;box-shadow:0 2px 6px #34526412;color:#235e81}.chart-materials{display:flex;flex-wrap:wrap;gap:8px;margin:23px 0}.chart-materials button{background:white;border:1px solid #dbe5eb;color:#537087;font-size:11px;padding:7px 13px}.chart-materials button.selected{background:#ffefbe;color:#76581c;border-color:#eec557}.chart-toolbar{border-top:1px solid #edf0f1;padding-top:18px;display:flex;justify-content:space-between;align-items:center;gap:20px}.chart-toolbar>span{font-size:10px;color:#7e919d}.chart-summary{display:grid;grid-template-columns:1.2fr 1fr 1fr 1fr;margin:25px 0 8px;gap:24px}.chart-summary span{display:block;font-size:10px;color:#8695a0;margin-bottom:4px}.chart-summary strong{font-size:27px;font-family:Arial;font-weight:500;color:#165d87}.chart-summary strong small{font-size:10px;margin-left:7px;color:#8194a1}.chart-summary b{font-size:18px;font-family:Arial;font-weight:500}.chart-canvas{width:100%;outline-offset:3px}.chart-canvas svg{display:block;width:100%;height:auto;cursor:crosshair;touch-action:pan-y}.chart-hover-row{background:#f0f7fc;padding:12px 15px;display:flex;justify-content:space-between;gap:15px;font-size:11px;min-height:47px;align-items:center;font-variant-numeric:tabular-nums}.chart-hover-row a{color:#1c71a5;white-space:nowrap}.history-details{font-size:11px;color:#5b7a8f;margin-top:20px}.history-details summary{cursor:pointer;padding:8px 0}.price-card{text-align:left;color:var(--ink);font:inherit}.price-card.is-selected{border-color:#e8b944;box-shadow:inset 0 -3px #edc14f}.view-trend{display:block;margin-top:15px;font-size:10px;color:#9e771b}.table-material{background:none;border:0;text-align:left;padding:0;color:#295c7a;font-size:12px}.table-material span{color:#a88b48}.price-table tr[data-price-material]{cursor:pointer}.price-table tr.is-selected{background:#fff8e3}.price-table tr[data-price-material]:hover{background:#f2f8fc}@media(max-width:700px){.material-chart{padding:18px 12px;scroll-margin-top:90px}.chart-heading{display:block}.chart-heading h3{font-size:17px}.chart-period-controls{display:inline-flex;margin-top:14px}.chart-materials{gap:6px;margin:17px 0}.chart-materials button{padding:5px 9px;font-size:10px}.chart-toolbar{display:block}.chart-mode-controls{display:inline-flex}.chart-toolbar>span{display:block;margin-top:10px}.chart-summary{gap:15px 10px;grid-template-columns:1fr 1fr}.chart-summary strong{font-size:25px}.chart-summary b{font-size:17px}.chart-canvas{overflow-x:auto}.chart-canvas svg{min-width:570px}.chart-hover-row{display:block;font-size:10px;padding:10px}.chart-hover-row a{display:block;margin-top:7px}.material-chart .data-note{font-size:10px}}
@media(max-width:700px){.chart-canvas svg{min-width:0}.chart-canvas{overflow:visible}}
/* 行业资讯：桌面四列，每批16条 */
#insights .section-head{margin-bottom:26px}#insights .news-filters{margin-bottom:20px}#insights .news-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}#insights .news-card{min-height:0;padding:13px 15px;border-top-width:2px;gap:8px}#insights .news-meta{font-size:10px;line-height:1.5;gap:6px}#insights .news-card h3{font-size:13px;font-weight:500;line-height:1.7;margin:0;min-height:44px;display:-webkit-box;-webkit-box-orient:vertical;-webkit-line-clamp:2;overflow:hidden;flex:initial}#insights .news-source{font-size:9px;line-height:1.5;margin-top:auto;gap:8px}#insights .news-source>span:first-child{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}#insights .news-source>span:last-child{flex-shrink:0}#insights .news-card:hover{background:#eaf4fb}#insights .more-button{margin-top:20px}@media(max-width:1050px){#insights .news-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media(max-width:600px){#insights .news-grid{grid-template-columns:1fr;gap:8px}#insights .news-card{padding:12px 14px;gap:6px}#insights .news-card h3{min-height:0;-webkit-line-clamp:3;font-size:13px}#insights .news-source{font-size:10px}}
/* 全站阅读层级：正文16px，辅助14px，导航18px */
:root{--muted:#536c7d}html{scroll-padding-top:125px}body{font-size:16px;line-height:1.85}header{height:110px;padding:0 4%;gap:24px;border-bottom:3px solid #f3c85b;box-shadow:0 4px 20px #3059760c;background:#fffffff5}header .brand{max-width:none;flex-shrink:0;gap:12px;letter-spacing:0}header .logo-emblem{display:block;width:65px;height:64px;overflow:hidden;flex-shrink:0}header .logo-emblem img{display:block;width:348px;height:64px;max-width:none}header .brand-wordmark{font-size:29px;font-weight:700;letter-spacing:3px;line-height:1.2;color:#165a88}header .brand-wordmark small{font-size:12px;letter-spacing:0;margin-top:9px;font-weight:500;color:#4b6679;white-space:nowrap}header nav{gap:15px;font-size:17px;font-weight:600}header nav a{padding:13px 3px;white-space:nowrap;border-bottom:3px solid transparent}header nav a:hover,header nav a[aria-current="location"]{border-bottom-color:#e8b63c;color:#0866a1}header .header-contact{font-size:17px;padding:12px 23px;font-weight:700;white-space:nowrap}.eyebrow,.section-head .eyebrow{font-size:13px;letter-spacing:1.5px}.section h2{font-size:42px;font-weight:600;line-height:1.5}.section-desc{font-size:16px;line-height:1.95;color:#536c7d}.hero h1{font-size:clamp(38px,3.3vw,55px)}.hero-desc{font-size:18px}.hero .actions,.button,.inline-link{font-size:16px}.hero-bottom{font-size:13px}.banner-controls button{font-size:13px}.banner-controls span{font-size:12px}.intro-band>p{font-size:25px}.intro-band h3{font-size:20px}.intro-band div p{font-size:15px}.intro-band span{font-size:12px}.service-card h3{font-size:28px}.service-card p{font-size:16px;opacity:1;color:#526c7c}.service-card ul{font-size:16px;line-height:2.25}.card-number,.card-bottom{font-size:15px}.filters button,.more-button{font-size:15px}.project-info h3{font-size:18px}.project-info>span,.project-info b{font-size:14px}.project-note,.data-note,.source-health{font-size:14px;line-height:1.9}.about-copy>p:not(.eyebrow){font-size:17px;color:#4e6879}.about-facts b{font-size:28px}.about-facts span{font-size:15px}.steps h3{font-size:20px}.steps p{font-size:16px}.update-badge{font-size:15px}.update-badge small{font-size:13px}.market-toolbar{font-size:15px}.price-sync-meta p span{font-size:14px}.price-sync-meta time{font-size:19px}.price-sync-meta>small{font-size:13px}.price-card .material-name{font-size:18px}.price-card .material-spec{font-size:14px;min-height:24px}.price-number{font-size:38px}.price-number small{font-size:14px}.price-change{font-size:14px}.view-trend{font-size:14px}.price-table{font-size:16px}.price-table caption{font-size:18px}.table-material{font-size:16px}.price-table td,.price-table th{padding:15px 20px}.chart-heading .eyebrow{font-size:13px}.chart-heading h3{font-size:25px}.chart-period-controls button,.chart-mode-controls button,.chart-materials button{font-size:14px}.chart-toolbar>span{font-size:14px}.chart-summary span{font-size:14px}.chart-summary strong{font-size:34px}.chart-summary strong small{font-size:14px}.chart-summary b{font-size:23px}.chart-hover-row,.history-details{font-size:14px}.material-chart{scroll-margin-top:125px}#insights .news-card{padding:15px 16px;gap:9px}#insights .news-card h3{font-size:16px;line-height:1.75;min-height:56px}#insights .news-meta{font-size:13px}#insights .news-source{font-size:12px}#insights .news-grid{gap:14px}.regional-columns h3{font-size:24px}.regional-columns h3 span{font-size:11px}.region-caption{font-size:14px}.policy-meta{font-size:13px}.regional-columns .policy-item h4{font-size:16px;line-height:1.85}.policy-item small{font-size:13px}.regional-columns .more-button{font-size:14px}.source-details{font-size:14px}.contact{border-top:5px solid #f0c349;grid-template-columns:1.1fr 1fr;gap:7%;background:linear-gradient(125deg,#e1f2ff,#fff0c0)}.contact h2{font-size:44px}.contact .eyebrow{font-size:15px;font-weight:600}.contact p{font-size:17px;color:#405f75}.contact-hotline{margin:30px 0;padding:24px 28px;background:#fffdf1;border:1px solid #e5c875;border-left:5px solid #efbd3b;box-shadow:0 10px 24px #8a793010}.hotline-label{font-size:17px;color:#8a681d;font-weight:600}.contact .phone{margin:8px 0 12px;font-size:46px;font-weight:700;line-height:1.4;letter-spacing:0}.contact .secondary-phone{margin:0;font-size:15px}.secondary-phone a{display:block;font-size:27px;font-weight:600;color:#1e638d}.contact-detail{margin-top:25px}.contact-detail p{font-size:18px;line-height:1.9;overflow-wrap:anywhere}.contact-detail a{font-weight:600}.contact-detail button,#copy-draft{font-size:14px;padding:6px 13px}.contact form{padding:34px;border:1px solid #d8e8ef}.contact form h3{font-size:28px;font-weight:600}.contact form>p{font-size:15px}.contact label{font-size:16px;margin:17px 0 7px}.contact input,.contact select,.contact textarea{font-size:16px;padding:13px 15px}.contact form .button{font-size:18px;font-weight:600;padding:16px 22px}.contact form>small{font-size:13px;opacity:1;color:#526f80}footer{font-size:14px;padding-top:42px;padding-bottom:42px}footer p{font-size:15px}footer .original-logo{width:285px}dialog h2{font-size:30px}dialog p{font-size:16px}.toast{font-size:16px}
@media(min-width:1700px){header .brand-wordmark{font-size:32px}header .brand-wordmark small{font-size:14px}header nav{font-size:19px;gap:28px}header .header-contact{font-size:19px}.hero h1{font-size:58px}}
@media(max-width:1250px){header{gap:15px;padding:0 3%}header nav{font-size:16px;gap:9px}header .brand-wordmark{font-size:25px}header .brand-wordmark small{font-size:11px}header .logo-emblem{width:55px;height:54px}header .logo-emblem img{width:293px;height:54px}header .header-contact{font-size:16px;padding:11px 17px}.contact .phone{font-size:36px}.section h2{font-size:36px}.contact h2{font-size:38px}}
@media(max-width:1100px){header{height:96px;padding:0 5%}header .brand{max-width:none}header .menu{display:block;order:3;background:none;border:0;color:#165d87;font-size:29px;padding:6px}header .header-contact{margin-left:auto}header nav{display:none;position:absolute;left:0;right:0;top:96px;background:white;padding:15px 5%;box-shadow:0 8px 15px #31526d18}header nav.open{display:flex;flex-direction:column;gap:0}header nav a{padding:10px 0;font-size:17px;border:0}.contact{gap:4%}.contact-hotline{padding:20px}.chart-toolbar{flex-wrap:wrap}.price-sync-meta{gap:16px}.regional-columns{grid-template-columns:1fr}.regional-columns h3 span{display:inline}.regional-columns .policy-item h4{font-size:17px}.section-head{gap:25px}html{scroll-padding-top:112px}}
@media(max-width:700px){header{height:86px;padding:0 4%;gap:10px}header .brand{gap:8px;min-width:0}header .logo-emblem{width:39px;height:40px}header .logo-emblem img{width:218px;height:40px}header .brand-wordmark{font-size:21px;letter-spacing:1px}header .brand-wordmark small{font-size:10px;max-width:125px;white-space:normal;line-height:1.3;margin-top:4px}header .header-contact{font-size:14px;padding:10px 12px}header .menu{font-size:25px;padding:3px}header nav{top:86px}html{scroll-padding-top:102px}.section h2{font-size:31px}.eyebrow,.section-head .eyebrow{font-size:12px}.section-desc{font-size:16px}.hero h1{font-size:34px}.hero-desc{font-size:16px}.hero .actions,.button{font-size:15px}.hero-bottom{font-size:11px}.banner-controls span{font-size:10px}.intro-band>p{font-size:24px}.intro-band h3{font-size:18px}.service-card h3{font-size:25px}.filters button{font-size:14px;padding:8px 13px}.project-info h3{font-size:16px}.project-info>span,.project-info b{font-size:12px}.about-copy>p:not(.eyebrow){font-size:16px}.steps h3{font-size:18px}.steps p{font-size:15px}.market-toolbar{font-size:14px}.price-sync-meta time{font-size:17px}.price-sync-meta p span{font-size:13px}.price-sync-meta>small{font-size:12px}.price-card .material-name{font-size:16px}.price-card .material-spec{font-size:12px}.price-number{font-size:27px}.price-number small{font-size:12px}.price-change,.view-trend{font-size:12px}.price-table,.table-material{font-size:14px}.price-table td,.price-table th{padding:12px 14px}.chart-heading h3{font-size:20px}.chart-heading .eyebrow{font-size:11px}.chart-period-controls button,.chart-mode-controls button,.chart-materials button{font-size:13px}.chart-toolbar>span{font-size:12px}.chart-summary span{font-size:13px}.chart-summary strong{font-size:28px}.chart-summary b{font-size:21px}.chart-summary strong small{font-size:12px}.chart-hover-row{font-size:13px}.material-chart .data-note{font-size:12px}.material-chart{scroll-margin-top:102px}.source-health,.data-note,.project-note{font-size:13px}#insights .news-card h3{font-size:16px;min-height:0;-webkit-line-clamp:3}#insights .news-meta{font-size:12px}#insights .news-source{font-size:12px}.policy-meta{font-size:12px}.contact h2{font-size:32px}.contact{grid-template-columns:1fr;gap:30px}.contact .phone{font-size:33px}.contact-hotline{padding:20px 17px}.contact .secondary-phone{font-size:14px}.secondary-phone a{font-size:25px}.contact-detail p{font-size:16px}.contact form{padding:24px 20px}.contact form h3{font-size:26px}.contact form>p{font-size:14px}.contact form>small{font-size:13px}footer p{font-size:14px}}
@media(max-width:380px){header .brand-wordmark small{max-width:104px;font-size:10px}header .header-contact{padding:10px;font-size:13px}header{gap:8px}.contact .phone{font-size:29px}}
@media(max-width:700px){header .brand-wordmark small{text-wrap:balance}}
/* 放大品牌标志，并增加竖向比例，避免视觉偏扁。 */
header .logo-emblem{width:78px;height:84px;position:relative;overflow:hidden}header .logo-emblem img{position:absolute;left:-5px;top:-3px;width:433px;height:90px;max-width:none}header .brand{gap:14px}@media(max-width:1250px){header .logo-emblem{width:68px;height:74px}header .logo-emblem img{width:378px;height:79px;left:-4px;top:-3px}}@media(max-width:700px){header .logo-emblem{width:46px;height:51px}header .logo-emblem img{width:256px;height:55px;left:-3px;top:-2px}header .brand{gap:8px}}
/* 缩减历史趋势区高度，保留现有文字大小。 */
.material-chart{padding:20px 24px;margin-bottom:22px}.chart-materials{margin:14px 0;gap:6px}.chart-materials button{padding:5px 11px}.chart-toolbar{padding-top:12px}.chart-summary{margin:14px 0 2px;gap:18px}.chart-summary strong{font-size:30px}.chart-summary b{font-size:21px}.chart-hover-row{padding:8px 12px;min-height:38px}.material-chart .data-note,.material-chart .source-health{margin-top:9px;line-height:1.7}.history-details{margin-top:8px}.history-details summary{padding:4px 0}.chart-heading .eyebrow{margin-bottom:5px}@media(max-width:700px){.material-chart{padding:16px 12px}.chart-materials{margin:12px 0}.chart-summary{gap:10px;margin-top:12px}.chart-summary strong{font-size:27px}.chart-summary b{font-size:20px}.chart-hover-row{padding:8px 10px}}
.basis-section{background:#fffaf0;border-top:1px solid #eee1be}.basis-intro{font-size:16px;color:#526b7d}.basis-filters{display:flex;gap:18px;align-items:end;margin:25px 0 16px}.basis-filters label{display:block;font-size:14px;color:#506c7e}.basis-filters select,.basis-filters input{display:block;margin-top:7px;padding:12px 14px;min-height:48px;border:1px solid #d5e0e7;background:white;color:#274f6a;font-size:16px;min-width:175px;max-width:100%}.basis-search{flex:1}.basis-search input{width:100%}#basis-count{font-size:14px;color:#647b89}.basis-records{display:grid;grid-template-columns:1fr 1fr;gap:16px}.basis-card{background:white;padding:22px;border:1px solid #e4e6dd}.basis-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap;font-size:13px}.basis-meta b{font-size:17px;color:#1d6895}.basis-tag{background:#fff1c9;padding:2px 7px;color:#86671f;font-size:12px}.basis-card h3{font-size:17px;line-height:1.8;font-weight:500;margin:12px 0}.basis-card p{font-size:13px;color:#607b8d;margin:5px 0}.basis-card small{font-size:12px;color:#657c88}.basis-card h3 a:hover{color:#1474aa}.basis-log{margin-top:20px;font-size:14px;color:#516e82}.basis-log summary{cursor:pointer}.basis-log p{border-bottom:1px solid #e7dfca;padding:9px 0}header nav{gap:11px}@media(max-width:1350px) and (min-width:1101px){header nav{font-size:15px;gap:8px}header .brand-wordmark{font-size:24px}header .brand-wordmark small{font-size:11px}header{gap:12px;padding:0 3%}header .header-contact{padding:11px 14px;font-size:15px}}@media(max-width:700px){.basis-filters{display:grid;grid-template-columns:1fr 1fr;gap:12px}.basis-filters select{width:100%;min-width:0;font-size:14px}.basis-search{grid-column:1/-1}.basis-records{grid-template-columns:1fr}.basis-card{padding:18px}.basis-card h3{font-size:16px}}
.material-search{display:flex;align-items:end;gap:18px;flex-wrap:wrap;margin:24px 0 12px}.material-search label{display:grid;gap:8px;font-size:17px;font-weight:600;flex:1;min-width:230px}.material-search input{width:100%;padding:13px 16px;font:inherit;font-weight:400;border:1px solid #b8cbd6;background:#fff;border-radius:4px}.material-search button{padding:14px 20px;background:#fff4d3;border:1px solid #e7bd57;color:#775300;font-size:16px;cursor:pointer}.material-search button:disabled{opacity:.5;cursor:default}.material-search p{width:100%;margin:0;font-size:15px;color:#526f85}#price-table-body tr[hidden]{display:none}#material-empty td{text-align:center;padding:26px;white-space:normal}.market>.price-table-wrap{max-height:430px;overflow:auto;margin-bottom:22px}.market>.price-table-wrap thead{position:sticky;top:0;background:#fff8e8;z-index:1}@media(max-width:600px){.material-search label{flex-basis:100%}}
.cost-tabs{display:flex;gap:12px;margin:24px 0}.cost-tabs button{font:inherit;font-size:18px;font-weight:600;padding:13px 27px;background:white;color:#175474;border:1px solid #d5dfdf;cursor:pointer}.cost-tabs button[aria-pressed=true]{background:#ffcf55;border-color:#e8b438;color:#493700}.regional-price-tools{display:flex;gap:20px;margin:24px 0;flex-wrap:wrap}.regional-price-tools label{display:grid;gap:8px;flex:1;min-width:220px}.regional-price-tools input,.regional-price-tools select{padding:13px;font:inherit;border:1px solid #bfd1dc;background:white}#regional-price-note{line-height:1.9;margin-bottom:24px}#regional-price-panel h4{font-size:19px;line-height:1.6}#material-price-panel[hidden],#regional-price-panel[hidden]{display:none}#material-price-panel>.price-table-wrap{max-height:430px;overflow:auto;margin-bottom:22px}@media(max-width:600px){.cost-tabs{gap:7px}.cost-tabs button{padding:12px 16px;font-size:16px}}
.official-directory-link{display:inline-block;margin-top:12px;font-weight:600;color:#17638c;text-decoration:underline;text-underline-offset:4px}.directory-hint{display:block;margin-top:10px;line-height:1.7}.external-info-note{margin-top:20px;padding:18px 22px;background:#fff9e9;border-left:3px solid #e8b438;font-size:15px;line-height:1.9}.external-info-note p{margin:0 0 8px}.external-info-note a{text-decoration:underline;text-underline-offset:3px}
/* Unified layout refinement */
:root{--layout-gutter:max(5.5vw,calc((100vw - 1440px)/2));--section-space:76px}
.section{padding:var(--section-space) var(--layout-gutter)}
.section-head{gap:32px;margin-bottom:30px}.section-head>div{min-width:0}.section-head .section-desc{max-width:390px;font-size:16px;line-height:1.9}.section .eyebrow{margin-bottom:14px;font-size:12px;letter-spacing:1.6px}h2{font-size:clamp(30px,2.6vw,42px);font-weight:650;line-height:1.5;letter-spacing:.5px}
.hero{padding-left:var(--layout-gutter);padding-right:var(--layout-gutter);gap:40px}.hero-gallery{transform:none;border-radius:8px;overflow:hidden;box-shadow:0 12px 36px #1e557c12}.hero h1{font-size:clamp(34px,3vw,52px);line-height:1.5;letter-spacing:1px}.hero-desc{line-height:1.9}.hero-bottom{left:var(--layout-gutter);right:var(--layout-gutter)}
.intro-band{padding:30px var(--layout-gutter);gap:26px}.intro-band div p{font-size:15px;line-height:1.8}.intro-band h3{font-size:18px}.intro-band>div{padding-left:22px}
.service-grid{gap:22px}.service-card{border-radius:7px;padding:26px 28px 0}.service-card .symbol{font-size:38px;margin:8px 0}.service-card p{font-size:16px;line-height:1.9;opacity:.9}.service-card ul{font-size:15px;padding:10px 0 18px}.service-card h3{font-size:25px}.project-card{border-radius:6px;overflow:hidden;border:1px solid #dce6ec}.project-info h3{font-size:17px;line-height:1.7}.project-info{padding:18px}.project-note,.data-note{line-height:1.9}
.price-card{border-radius:6px}.cost-tabs{gap:10px;margin:0 0 24px;border-bottom:1px solid #e7dfca;padding-bottom:16px}.cost-tabs button{border-radius:5px;min-height:46px}.price-sync-meta{border-radius:5px}.price-table th{font-weight:600}.price-table td,.price-table th{padding:13px 16px}#material-price-panel>.price-table-wrap thead{position:sticky;top:0;background:#fff8e8;z-index:1}.material-chart{border-radius:7px}
#regional-price-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}#regional-price-list .basis-card{padding:22px}#regional-price-list h4{margin:12px 0;font-size:18px}#regional-price-list .basis-card p{font-size:14px}.official-directory-link{font-size:15px}.external-info-note{border-radius:0 6px 6px 0}.regional-price-tools{margin:0 0 24px}
.basis-card{border-radius:6px}.basis-card h3{line-height:1.7}.basis-filters input,.basis-filters select,.regional-price-tools input,.regional-price-tools select{border-radius:4px;min-height:46px}.basis-intro{line-height:1.9}.basis-tag{border-radius:3px}.news-card{border-radius:0 0 5px 5px}.policy-columns>div{border-radius:6px}.policy-item h4{line-height:1.8}.source-health{line-height:1.8;overflow-wrap:anywhere}.more-button{border-radius:4px;min-height:44px}
.contact{gap:7%;padding-top:80px;padding-bottom:80px}.contact h2{font-size:clamp(32px,3vw,44px)}.contact form{border-radius:8px;background:#ffffff07}.contact input,.contact select,.contact textarea{border-radius:4px}.contact .phone{font-variant-numeric:tabular-nums}.contact-detail{line-height:2}footer{padding:30px var(--layout-gutter);font-size:13px}
button,a,input,select,textarea{outline-offset:4px}a:focus-visible,button:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:2px solid #087cb5}
@media(max-width:1100px){:root{--layout-gutter:5%;--section-space:60px}.hero{gap:28px}.section-head{gap:20px}.intro-band{gap:20px}.service-card{padding:22px 20px 0}.contact{gap:35px}}
@media(max-width:700px){:root{--layout-gutter:5%;--section-space:46px}.section-head{display:flex;flex-direction:column;align-items:flex-start;gap:14px;margin-bottom:24px}.section-head .section-desc{margin:0;font-size:15px}h2{font-size:30px}.hero h1{font-size:32px}.hero{gap:24px}.intro-band{gap:20px}.intro-band div p{font-size:14px}.service-card{padding:22px 22px 0}.service-card h3{font-size:23px}.service-card p{min-height:0}.price-sync-meta{gap:12px}.cost-tabs{gap:8px}.cost-tabs button{flex:1;padding:10px 8px;font-size:16px}.regional-price-tools{gap:14px}.regional-price-tools label{min-width:0;flex-basis:100%}#regional-price-list{grid-template-columns:1fr}.basis-card{padding:18px}.external-info-note{padding:15px;font-size:14px}.contact{padding-top:48px;padding-bottom:48px}.contact form{padding:22px}.contact h2{font-size:32px}.contact .phone{font-size:clamp(30px,8vw,40px)}footer{gap:20px}.update-badge{align-self:flex-start}.section .eyebrow{font-size:11px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}
/* Motion accents: keep reading surfaces still. */
.reading-progress{position:fixed;left:0;top:0;width:100%;height:3px;background:linear-gradient(90deg,#ffcf55,#f29c26);transform-origin:left;z-index:60;pointer-events:none}header{transition:box-shadow .25s,background .25s}header.has-scrolled{box-shadow:0 5px 22px #17436312}.reveal-item{opacity:0;transform:translateY(20px);transition:opacity .65s ease var(--reveal-delay,0ms),transform .65s ease var(--reveal-delay,0ms)}.reveal-item.is-visible{opacity:1;transform:translateY(0)}.hero-content{animation:hero-arrive .85s ease both}.hero-gallery{animation:hero-arrive 1s .12s ease both}.banner-controls{flex-wrap:wrap;gap:6px}.banner-controls .banner-pause{width:auto;min-width:96px;padding:5px 10px;font-size:12px;background:#fff2c7;color:#725314;white-space:nowrap}.banner-controls>span{margin-left:auto}.project-art img{transition:transform .55s ease}.project-card:hover .project-art img{transform:scale(1.045)}.project-card,.basis-card,.price-card{transition:box-shadow .25s,border-color .25s}.project-card:hover,.basis-card:hover{border-color:#e8b438;box-shadow:0 7px 22px #1d557b0c}.button,.header-contact{transition:transform .2s,box-shadow .2s}.button:hover,.header-contact:hover{transform:translateY(-2px);box-shadow:0 6px 16px #be8e2020}.news-card:hover h3,.policy-item:hover h4{color:#087bb5}.service-card.is-visible:hover{transform:translateY(-4px)}@keyframes hero-arrive{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}@media(prefers-reduced-motion:reduce){.reveal-item{opacity:1;transform:none}.hero-content,.hero-gallery{animation:none}.project-card:hover .project-art img{transform:none}}
.engineering-field{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:0}.hero-content,.hero-gallery,.hero-bottom{position:relative;z-index:1}.hero-bottom{position:absolute}.hero-gallery{border-top:2px solid #d3e7ef}.hero-gallery:after{content:'';position:absolute;top:-1px;left:12%;width:18%;height:2px;background:linear-gradient(90deg,transparent,#1c95cb,#ffd365,transparent);pointer-events:none;animation:signal-pass 9s ease-in-out infinite}.cost-tabs button[aria-pressed=true]{box-shadow:inset 0 -3px 0 #d99816}.section-head .eyebrow{display:flex;align-items:center;gap:10px}.section-head .eyebrow:before{content:'';width:18px;height:3px;background:linear-gradient(90deg,#1599cf 50%,#ffc64e 50%);flex:none}.price-number,.price-table,.chart-summary{font-variant-numeric:tabular-nums}.update-badge .sun-dot{box-shadow:0 0 0 4px #ffce5425}@keyframes signal-pass{0%,100%{left:12%;opacity:.35}50%{left:70%;opacity:1}}@media(prefers-reduced-motion:reduce){.hero-gallery:after{animation:none}}
/* Comfortable density at native browser zoom. */
:root{--section-space:48px}body{font-size:15px;line-height:1.7}html{scroll-padding-top:88px}header{height:82px;min-height:82px}header nav{font-size:15px;gap:14px}header nav a{padding:24px 0}header .brand-wordmark{font-size:25px;letter-spacing:2px}header .brand-wordmark small{font-size:11px;margin-top:6px}header .logo-emblem{width:59px;height:64px}header .logo-emblem img{width:328px;height:68px;left:-4px;top:-2px}header .header-contact{font-size:15px;padding:10px 18px}
.hero{height:auto;min-height:0;padding-top:30px;padding-bottom:68px;gap:30px}.hero h1{font-size:clamp(30px,2.5vw,42px);line-height:1.45;margin:16px 0}.hero-desc{font-size:16px;line-height:1.8}.hero .eyebrow{margin-bottom:12px}.hero .actions{margin-top:22px;gap:24px;font-size:15px}.hero-gallery{max-width:680px;padding:7px;justify-self:end}.hero-gallery img{max-height:330px;object-fit:contain;width:100%}.hero-bottom{bottom:16px;padding-top:12px;font-size:11px}.banner-controls{padding-top:6px}.button{padding:11px 21px;font-size:15px}
.intro-band{padding-top:22px;padding-bottom:22px;gap:20px}.intro-band>p{font-size:18px}.intro-band h3{font-size:16px;margin:4px 0}.intro-band div p{font-size:14px}.section-head{margin-bottom:22px;gap:22px}h2{font-size:clamp(27px,2.1vw,34px);line-height:1.45}.section .eyebrow{margin-bottom:9px;font-size:11px}.section-head .section-desc{font-size:15px}.service-card{padding:20px 24px 0}.service-card .symbol{font-size:30px;line-height:1.3;margin:9px 0}.service-card h3{font-size:22px;margin:8px 0}.service-card p{font-size:15px;margin:8px 0;min-height:0}.service-card ul{font-size:14px;line-height:2.1;padding:8px 0 12px;margin:8px 0}.card-bottom{padding:12px 0}.project-info{padding:14px}.project-info h3{font-size:16px;margin:8px 0 12px}.filters{margin-bottom:20px}.filters button{padding:7px 17px;font-size:14px}
.price-card{padding:17px}.price-number{font-size:29px}.price-sync-meta{padding:13px 16px}.price-table td,.price-table th{padding:10px 14px;font-size:14px}.cost-tabs{padding-bottom:12px;margin-bottom:18px}.cost-tabs button{font-size:16px;padding:9px 22px;min-height:42px}.material-chart{padding:18px}.chart-summary{margin:14px 0}.basis-card,#regional-price-list .basis-card{padding:17px 19px}.basis-card h3,#regional-price-list h4{font-size:16px;line-height:1.7;margin:9px 0}.basis-filters input,.basis-filters select,.regional-price-tools input,.regional-price-tools select{min-height:42px;padding:9px 12px;font-size:15px}.basis-meta{gap:8px}.basis-meta b{font-size:15px}.official-directory-link{margin-top:8px}.directory-hint{margin-top:5px}#insights .news-card{padding:12px 14px;gap:6px}#insights .news-card h3{font-size:15px;line-height:1.65;min-height:50px}.policy-columns>div{padding:20px}.policy-item{padding:15px 0}.policy-item h4{font-size:15px;margin:8px 0}.about{gap:6%}.about-visual{min-height:350px}.steps{gap:22px;padding-top:20px}.steps h3{margin:10px 0}.contact{padding-top:52px;padding-bottom:52px}.contact h2{font-size:34px}.contact .phone{font-size:38px}.contact-hotline{margin-top:22px}.contact form{padding:24px}.contact-detail{margin-top:22px}.contact p,.contact label{font-size:15px}footer{padding-top:22px;padding-bottom:22px}
@media(min-width:1101px){.hero{grid-template-columns:.9fr 1.1fr}}
@media(max-width:1100px){:root{--section-space:40px}.hero-gallery{max-width:590px;justify-self:center}.hero{gap:22px}.hero-gallery img{max-height:290px}}
@media(max-width:700px){header{height:72px;min-height:72px}header .logo-emblem{width:46px;height:51px}header .logo-emblem img{width:256px;height:55px;left:-3px;top:-2px}header .brand-wordmark{font-size:22px;letter-spacing:1px}header .brand-wordmark small{font-size:10px}header .header-contact{padding:9px;font-size:13px}:root{--section-space:34px}.hero{padding-top:25px;padding-bottom:58px}.hero h1{font-size:30px}.hero-gallery img{max-height:none}.hero-bottom{font-size:10px}.section-head{gap:12px}h2{font-size:27px}.cost-tabs button{padding:9px 8px;font-size:15px}.contact h2{font-size:29px}.contact .phone{font-size:32px}.contact{padding-top:38px;padding-bottom:38px}}
.section h2{font-size:clamp(27px,2.1vw,34px);line-height:1.45}.contact h2{font-size:34px}@media(max-width:700px){.section h2{font-size:27px}.contact h2{font-size:29px}}
/* Company identity takes precedence over the slogan. */
.hero .company-heading{font-size:clamp(30px,2.5vw,40px);line-height:1.4;letter-spacing:1px;margin:14px 0 16px;font-weight:650}.company-name-main,.company-name-rest{display:block}.company-name-main strong{font-weight:750;color:#12668f;position:relative;white-space:nowrap}.company-name-main strong:after{content:'';display:block;position:absolute;left:0;right:0;bottom:0;height:7px;background:#ffcb4d80;z-index:-1}.hero .company-name-rest{font-size:.79em;letter-spacing:2px;margin-top:5px}.brand-promise{font-size:17px;font-weight:600;margin:0 0 9px;color:#214e68;line-height:1.8}.hero .hero-desc{font-size:15px;margin:8px 0}.about-copy>.company-signature{font-size:18px;font-weight:650;color:#17638c;margin:0 0 14px;line-height:1.7;letter-spacing:.5px}.contact .contact-company{font-size:20px;font-weight:650;color:#ffe09a;line-height:1.65;margin:20px 0 8px}.contact .contact-company+p{margin-top:8px}header .brand-wordmark small{color:#365970;font-weight:550}@media(max-width:700px){.hero .company-heading{font-size:31px}.hero .company-name-rest{font-size:24px;letter-spacing:1px}.brand-promise{font-size:15px}.hero .hero-desc{font-size:14px}.about-copy>.company-signature{font-size:16px}.contact .contact-company{font-size:18px}}
/* Blue-gold ambient engineering motion. */
.ambient-section{position:relative;isolation:isolate}.future-ambience{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:-1}.future-ambience i{display:block;position:absolute;pointer-events:none}.aurora-band{width:75%;height:180px;right:-12%;top:8%;background:linear-gradient(120deg,transparent,#74d9f32b,#ffce4938,transparent);filter:blur(24px);transform:rotate(-18deg);animation:aurora-drift 14s ease-in-out infinite alternate}.orbit-ring{right:-100px;top:0;width:420px;height:420px;border:1px solid #42aed526;border-radius:50%;box-shadow:0 0 0 35px #4fb8d909,0 0 0 80px #ffd35b0b;animation:orbit-breathe 12s ease-in-out infinite}.orbit-ring:before{content:'';position:absolute;left:58px;top:58px;width:8px;height:8px;border-radius:50%;background:#efbf54;box-shadow:0 0 16px #ffc95780}.scan-beam{width:160px;height:100%;top:0;left:-180px;background:linear-gradient(90deg,transparent,#75cce512,transparent);animation:field-scan 17s linear infinite}.rising-spark{left:var(--spark-x);bottom:-12px;width:3px;height:18px;border-radius:4px;background:linear-gradient(0deg,transparent,#39a4cd80);animation:spark-rise var(--spark-duration) linear var(--spark-delay) infinite}.rising-spark:nth-child(even){background:linear-gradient(0deg,transparent,#e7b63899)}#services .future-ambience{opacity:.65}#process .future-ambience{opacity:.5}#contact .future-ambience{z-index:0;opacity:.55}#contact>div:not(.future-ambience),#contact>form{position:relative;z-index:1}.hero .future-ambience{z-index:0}.hero .engineering-field{z-index:0}.motion-toggle{border:1px solid #bbd6df;background:#ffffffb8;color:#39647c;border-radius:20px;padding:4px 12px;font-size:11px;white-space:nowrap}.hero-bottom{gap:14px}.hero-bottom .motion-toggle{margin-left:auto}.ambient-section:not(.ambient-visible) .future-ambience i,.ambient-paused .future-ambience i,.ambient-paused .hero-gallery:after,.page-background .future-ambience i{animation-play-state:paused}.ambient-paused .engineering-field{visibility:hidden}.service-card .symbol{transition:color .3s,transform .3s}.service-card:hover .symbol{transform:translateX(4px);color:#dfaa28}.steps article{position:relative}.steps article:before{content:'';position:absolute;left:0;top:-22px;width:28px;height:3px;background:linear-gradient(90deg,#36a8d2,#f8c649);border-radius:3px;transition:width .35s}.steps article:hover:before{width:75%}@keyframes aurora-drift{to{transform:translate(-12%,30px) rotate(-8deg)}}@keyframes orbit-breathe{50%{transform:rotate(32deg) scale(1.08);opacity:.55}}@keyframes field-scan{to{left:110%}}@keyframes spark-rise{0%{transform:translateY(0);opacity:0}15%{opacity:.7}85%{opacity:.5}100%{transform:translateY(-480px);opacity:0}}@media(max-width:700px){.orbit-ring{width:260px;height:260px;right:-140px}.hero-bottom>span:first-child{display:none}.hero-bottom{gap:8px}.motion-toggle{padding:4px 8px;font-size:10px}.rising-spark:nth-child(odd){display:none}}@media(prefers-reduced-motion:reduce){.future-ambience i{animation:none!important}.scan-beam,.rising-spark{display:none}.orbit-ring{opacity:.5}}
/* Bolder blue-gold technology direction, within the existing footprint. */
.hero .aurora-band{width:110%;height:280px;right:-28%;top:-8%;background:linear-gradient(115deg,transparent 12%,#4bc7ed55 40%,#ffd25066 65%,transparent 87%);filter:blur(28px);animation-duration:9s}.hero .orbit-ring{width:520px;height:520px;right:22%;top:-155px;border:2px solid #269cce45;border-right-color:#f6bc3eaa;border-bottom-color:#39b7db88;box-shadow:0 0 0 24px #4fb8d913,0 0 0 62px #ffd35b14,0 0 50px #76cce622;animation:tech-orbit 24s linear infinite}.hero .orbit-ring:before{width:12px;height:12px;left:68px;top:68px;background:#ffc13c;box-shadow:0 0 20px #f5b820aa}.hero .orbit-ring:after{content:'';position:absolute;inset:48px;border:1px dashed #218bbd60;border-radius:50%}.hero .scan-beam{width:220px;background:linear-gradient(90deg,transparent,#7ccde32a 75%,#31a8d555 99%,transparent);animation-duration:10s}.hero .rising-spark{width:4px;height:36px;background:linear-gradient(0deg,transparent,#168ab5bb);filter:drop-shadow(0 0 4px #77c9e0)}.hero .rising-spark:nth-child(even){background:linear-gradient(0deg,transparent,#dba719cc)}.hero .hero-content{padding:18px 20px 18px 0;background:radial-gradient(ellipse at 30% 50%,#fff9e9ed 0%,#fff9e9a8 55%,transparent 78%)}.hero-gallery{box-shadow:0 0 0 1px #6ec3e544,0 10px 35px #23779c20}.hero-gallery:after{height:4px;width:32%;background:linear-gradient(90deg,transparent,#16a6df,#ffe07c,transparent);animation-duration:4.5s}.hero-gallery:before{content:'';position:absolute;right:0;bottom:0;width:42px;height:42px;border-right:3px solid #f8c34c;border-bottom:3px solid #f8c34c;z-index:2;pointer-events:none}.hero .engineering-field{opacity:1}.hero .company-name-main strong{color:#087ca4}.hero .company-name-main strong:after{height:9px;background:#ffcd4da6}.hero .button{background:linear-gradient(110deg,#ffd258,#ffbc32);box-shadow:0 5px 18px #dca32b29}.hero-bottom{border-top-color:#72badc70}.motion-toggle{border-color:#57a8cb;background:#fffaf0;color:#175c7f;font-weight:600}
#services .aurora-band{opacity:.8;background:linear-gradient(110deg,transparent,#57c9e740,#ffce4e4a,transparent)}#services .future-ambience{opacity:.85}.service-card{border-top:3px solid #84cde5}.service-card.featured{border-top-color:#edbc42}.service-card:hover{box-shadow:0 8px 28px #2194c51c;border-color:#30a5cc}.service-card .symbol{color:#2598bf}.steps article:before{width:50px;height:4px;background:linear-gradient(90deg,#098fbd,#ffd14c)}#contact .aurora-band{height:230px;background:linear-gradient(110deg,transparent,#4dd8f344,#ffcb5555,transparent)}#contact .orbit-ring{border-color:#7de1f54d;border-right-color:#ffd56c99}.section-head .eyebrow:before{width:28px;height:4px}.hero .banner-controls button.selected{box-shadow:0 0 0 1px #ebad2580}@keyframes tech-orbit{to{transform:rotate(360deg)}}@media(max-width:700px){.hero .orbit-ring{width:340px;height:340px;right:-165px;top:-100px}.hero .aurora-band{height:210px;right:-35%;width:140%}.hero .hero-content{padding:12px 0;background:radial-gradient(ellipse at 30% 50%,#fff9e9ed,transparent 90%)}.hero .scan-beam{width:100px}}@media(prefers-reduced-motion:reduce){.hero .orbit-ring{animation:none}.hero-gallery:after{animation:none}}
/* Alternate direction: a science-fiction architectural observatory. */
.hero{background:radial-gradient(ellipse at 68% 28%,#12476b 0%,#0b263e 38%,#061322 80%);color:#eaf7ff;border-bottom:1px solid #2d81a2}.hero:after{background:linear-gradient(90deg,#06132222,transparent 60%);pointer-events:none}.hero .hero-content{background:none}.hero .company-heading,.hero .company-name-rest{color:#f1faff}.hero .company-name-main strong{color:#72e3ff;text-shadow:0 0 22px #13b5e957}.hero .company-name-main strong:after{background:#edc45c;height:3px;bottom:-3px;box-shadow:0 0 12px #e9b53b44}.hero .eyebrow{color:#e9c56f}.hero .brand-promise{color:#d2e6f3}.hero .hero-desc{color:#a9c9dc}.hero .actions>a:not(.button){color:#c6e5f4}.hero .hero-bottom{color:#89b8ce;border-top-color:#3fbddc45}.hero .button{color:#203044;background:linear-gradient(110deg,#ffe290,#e8b64b);border:1px solid #ffe9a5;box-shadow:0 0 22px #e5b34720}.hero-gallery{background:#102b40;padding:8px;border:1px solid #4ac2e28c;border-radius:2px;box-shadow:0 0 0 5px #48c9eb09,0 0 35px #11a6d31c}.hero-gallery img{filter:saturate(.9)}.hero .banner-controls{background:#102b40;color:#b4d7e6}.hero .banner-controls>span{color:#92bed1}.hero .banner-controls button{background:#1b4057;color:#cae7f2;border:1px solid #39697e}.hero .banner-controls button.selected{background:#f4cf6d;color:#193448}.hero .banner-controls .banner-pause{background:#15374c;color:#b8dfec}.hero .motion-toggle{background:#103246;border-color:#4088a4;color:#b9e9f9}.hero .engineering-field{opacity:.45;mix-blend-mode:screen}.hero .future-ambience .orbit-ring{display:none}.hero .aurora-band{height:140px;background:linear-gradient(110deg,transparent,#21cbf455,transparent);filter:blur(36px);top:12%;opacity:.65}.hero .scan-beam{background:linear-gradient(90deg,transparent,#28d7fa09 88%,#53e7ff40 99%,transparent);width:90px;animation-duration:12s}.hero .rising-spark{height:55px;width:2px;background:linear-gradient(0deg,transparent,#57deff);filter:drop-shadow(0 0 5px #16bde7)}.hero .rising-spark:nth-child(even){background:linear-gradient(0deg,transparent,#f2ce7e)}
.holo-city{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0;perspective:600px}.holo-floor{position:absolute;width:170%;height:470px;left:-35%;bottom:-280px;background-image:linear-gradient(#31b9dc30 1px,transparent 1px),linear-gradient(90deg,#31b9dc30 1px,transparent 1px);background-size:64px 48px;transform:rotateX(62deg);transform-origin:center top;mask-image:linear-gradient(transparent,#000 25%);animation:holo-travel 6s linear infinite}.holo-buildings{position:absolute;bottom:52px;left:30%;display:flex;align-items:flex-end;gap:13px;opacity:.24;transform:skewY(-8deg);mask-image:linear-gradient(90deg,transparent,#000 20%,#000 80%,transparent)}.holo-buildings i{position:relative;display:block;width:40px;height:var(--tower-height);border:1px solid #6de2ff;background:repeating-linear-gradient(0deg,transparent 0 15px,#56cde52e 16px 17px),repeating-linear-gradient(90deg,transparent 0 12px,#56cde530 13px 14px);box-shadow:inset 0 0 18px #18c7f51c}.holo-buildings i:after{content:'';position:absolute;right:-10px;top:-6px;width:9px;height:100%;border:1px solid #65e0ff70;transform:skewY(-32deg);background:#1596c316}.holo-horizon{position:absolute;left:0;right:0;bottom:48px;height:1px;background:linear-gradient(90deg,transparent,#37cce586,transparent);box-shadow:0 0 12px #31ccef60}.ambient-paused .holo-floor,.page-background .holo-floor,.hero:not(.ambient-visible) .holo-floor{animation-play-state:paused}@keyframes holo-travel{to{background-position:0 48px,0 48px}}@media(max-width:700px){.hero .hero-content{background:none}.holo-buildings{left:25%;opacity:.12}.hero .hero-gallery{background:#102b40}.hero .company-heading{color:#f1faff}}@media(prefers-reduced-motion:reduce){.holo-floor{animation:none}}
/* Light architectural technology: continuous palette, integrated photography. */
.hero{background:radial-gradient(ellipse at 76% 20%,#d9f0f8 0%,transparent 58%),linear-gradient(120deg,#fff6d9 0%,#f8fbfa 48%,#edf7fb 100%);color:#193f56;border-bottom:0}.hero:after{background:linear-gradient(0deg,#f8fbfa 0%,transparent 20%);pointer-events:none}.hero .company-heading,.hero .company-name-rest{color:#153e56}.hero .company-name-main strong{color:#087b9e;text-shadow:none}.hero .company-name-main strong:after{background:#f1c559;box-shadow:none}.hero .eyebrow{color:#946718}.hero .brand-promise{color:#28516a}.hero .hero-desc{color:#547689}.hero .actions>a:not(.button){color:#245e7a}.hero .hero-bottom{color:#5b8094;border-top-color:#b8d9e6}.hero .button{color:#234255;border-color:#f5cb67;box-shadow:0 4px 14px #d7b25414}.hero .engineering-field{opacity:.55;mix-blend-mode:normal}.hero .aurora-band{background:linear-gradient(110deg,transparent,#6cc9e22e,#ffe39836,transparent);filter:blur(40px)}.hero .scan-beam{background:linear-gradient(90deg,transparent,#5bb4cf0a 85%,#59b6d324 99%,transparent)}.hero .rising-spark{background:linear-gradient(0deg,transparent,#329eb65e);filter:none}.hero .rising-spark:nth-child(even){background:linear-gradient(0deg,transparent,#d0ac4a70)}.holo-floor{opacity:.36}.holo-buildings{opacity:.14}.holo-buildings i{border-color:#298ca8;background:repeating-linear-gradient(0deg,transparent 0 15px,#368eaa24 16px 17px);box-shadow:none}.holo-buildings i:after{border-color:#368ea850;background:#43a3bc0b}.holo-horizon{opacity:.3}
.hero .hero-gallery{background:transparent;border:0;border-radius:0;padding:0;box-shadow:none;overflow:visible}.hero .hero-gallery:before,.hero .hero-gallery:after{display:none}.hero .hero-gallery img{display:block;width:100%;filter:saturate(.85);border-radius:3px;mask-image:linear-gradient(0deg,transparent 0%,#000 12%,#000 96%,#000e 100%)}.hero .banner-controls{background:transparent;color:#416d81;padding:8px 0 0;gap:8px}.hero .banner-controls>span{color:#638394}.hero .banner-controls button{background:#ffffffa6;color:#447184;border:1px solid #c3dce6;border-radius:3px}.hero .banner-controls button.selected{background:#ffe29b;color:#675321;border-color:#eccc7a;box-shadow:none}.hero .banner-controls .banner-pause{background:#ffffff96;color:#557d90}.hero .motion-toggle{background:#ffffff9c;color:#446f85;border-color:#b6d4e0}.intro-band{background:linear-gradient(180deg,#f8fbfa,#fffdfa);border-bottom:1px solid #e4eceb}#services{background:linear-gradient(180deg,#fffdfa,#f8fbfc)}#services .future-ambience{opacity:.4}#services .service-card{border-top-width:2px}.hero .hero-content{background:none}@media(max-width:700px){.hero .hero-gallery{background:transparent}.hero .company-heading{color:#153e56}.hero .hero-content{background:none}}
/* Replace the lateral scanning bar with a soft local bloom. */
.hero .scan-beam{left:48%;top:4%;width:390px;height:330px;border-radius:50%;background:radial-gradient(ellipse,#67cce12b 0%,#98ddea12 42%,transparent 72%);filter:blur(16px);transform-origin:center;animation:local-light-bloom 11s ease-in-out infinite;box-shadow:none;border:0}.hero .future-ambience .scan-beam{pointer-events:none}@keyframes local-light-bloom{0%,100%{opacity:0;transform:scale(.7)}45%{opacity:.8;transform:scale(1.05)}75%{opacity:.3;transform:scale(1.3)}}@media(max-width:700px){.hero .scan-beam{left:25%;top:8%;width:260px;height:260px}}@media(prefers-reduced-motion:reduce){.hero .scan-beam{display:none;animation:none}}

/* Slow perspective reveal: each volume emerges, advances, then dissolves. */
.hero .scan-beam,.hero .rising-spark,.hero .aurora-band,.hero .holo-city,.hero .engineering-field{display:none}
.spatial-ambience{position:absolute;inset:0;z-index:0;overflow:hidden;pointer-events:none;perspective:850px;perspective-origin:60% 45%}
.spatial-volume{position:absolute;left:48%;top:15%;width:170px;height:170px;transform-style:preserve-3d;opacity:0;animation:spatial-emerge 20s cubic-bezier(.4,0,.2,1) infinite;--depth:85px;--turn:24deg}
.spatial-volume-1{left:77%;top:48%;width:120px;height:120px;--depth:60px;--turn:-28deg;animation-delay:-7s;animation-duration:23s}
.spatial-volume-2{left:16%;top:60%;width:100px;height:100px;--depth:50px;--turn:40deg;animation-delay:-14s;animation-duration:26s}
.spatial-volume i{position:absolute;inset:0;display:block;border:1px solid #379fbd66;background:linear-gradient(135deg,#9cdef018,#ffffff08 60%,#f4d68520);backface-visibility:visible}
.spatial-volume i:nth-child(1){transform:translateZ(var(--depth))}
.spatial-volume i:nth-child(2){transform:rotateY(180deg) translateZ(var(--depth))}
.spatial-volume i:nth-child(3){transform:rotateY(90deg) translateZ(var(--depth))}
.spatial-volume i:nth-child(4){transform:rotateY(-90deg) translateZ(var(--depth))}
.spatial-volume i:nth-child(5){transform:rotateX(90deg) translateZ(var(--depth));border-color:#c6a64b55}
.spatial-volume i:nth-child(6){transform:rotateX(-90deg) translateZ(var(--depth))}
@keyframes spatial-emerge{0%,8%{opacity:0;transform:translate3d(0,30px,-280px) rotateX(58deg) rotateY(var(--turn)) rotateZ(-12deg)}38%{opacity:.65}60%{opacity:.5}88%,100%{opacity:0;transform:translate3d(12px,-28px,90px) rotateX(70deg) rotateY(calc(var(--turn) + 24deg)) rotateZ(8deg)}}
.ambient-paused .spatial-volume,.page-background .spatial-volume,.hero:not(.ambient-visible) .spatial-volume{animation-play-state:paused}
.ambient-paused .spatial-ambience{visibility:hidden}
@media(max-width:700px){.spatial-ambience{perspective:650px}.spatial-volume{left:63%;top:9%;width:110px;height:110px;--depth:55px}.spatial-volume-1{left:8%;top:55%;width:80px;height:80px;--depth:40px}.spatial-volume-2{display:none}}
@media(prefers-reduced-motion:reduce){.spatial-ambience{display:none}.spatial-volume{animation:none}}

/* Sunlit cyan and warm gold keep the sci-fi atmosphere optimistic. */
.hero{background:radial-gradient(ellipse at 8% 12%,#fff0b5 0%,transparent 48%),radial-gradient(ellipse at 85% 24%,#c9f3ff 0%,transparent 55%),linear-gradient(125deg,#fffdf2,#f1fcff 58%,#e7f8ff)}
.hero .company-name-main strong{color:#008bad;text-shadow:0 2px 18px #52d9f224}
.hero .company-name-main strong:after{background:#ffc94f;height:5px}
.hero .button{background:linear-gradient(115deg,#ffe58a,#ffcc4d);border-color:#f3c553;box-shadow:0 6px 22px #efbd3c24}
.spatial-volume i{border-color:#16a6cd80;background:linear-gradient(135deg,#8ee8ff30,#ffffff0a 56%,#ffe39230);box-shadow:inset 0 0 24px #85def514}
.spatial-volume i:nth-child(5){border-color:#e9b93480;background:linear-gradient(135deg,#fff1b84d,#fff8d518)}
.spatial-volume-1 i{border-color:#28bac376}
.content-cover{display:block;width:100%;height:180px;object-fit:cover;border-radius:4px;margin-bottom:12px}
header .logo-emblem.custom-logo img{position:static;left:auto;top:auto;width:100%;height:100%;object-fit:contain}footer .brand img.custom-footer-logo{max-width:180px;max-height:70px;object-fit:contain;width:auto;height:auto}
/* Local digital engineering concept gallery */
.digital-studio{background:linear-gradient(145deg,#f4fbfd,#fffdf5);border-radius:28px;padding:48px!important;margin-top:50px;margin-bottom:50px}.dm-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:28px}.dm-heading h2{max-width:none}.dm-heading p{color:#577582}.dm-toggle{border:1px solid #b5d9df;border-radius:30px;padding:12px 20px;background:white;color:#226b7b;white-space:nowrap;cursor:pointer}.dm-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:26px}.dm-card{overflow:hidden;border:1px solid #d7e8ea;border-radius:20px;background:#fff;box-shadow:0 16px 40px #265f7510}.dm-picture{position:relative;overflow:hidden}.dm-picture svg{display:block;width:100%;height:auto;font-family:Arial,'Microsoft YaHei',sans-serif}.dm-number{position:absolute;bottom:18px;left:24px;font-size:12px;letter-spacing:3px;color:#71929b}.dm-copy{padding:24px 28px 28px}.dm-copy>p:first-child{color:#258498;font-size:12px;letter-spacing:2px;margin:0 0 10px}.dm-copy h3{font-size:22px;color:#183a49;margin:0 0 12px}.dm-copy>p:last-child,.dm-note{font-size:14px;line-height:1.8;color:#68818a}.dm-note{margin-top:24px}.dm-base{fill:#d4e8ed;stroke:#a4cbd5}.dm-slab{fill:#b4e8ef;fill-opacity:.36;stroke:#62aabd;stroke-width:1}.dm-column{fill:none;stroke:#62aabd;stroke-width:2}.dm-gold{fill:#f5d884;fill-opacity:.6;stroke:#c29b39}.dm-dash{stroke:#bca562;stroke-dasharray:4 5}.dm-network{fill:none;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:650;animation:dm-route 10s ease-in-out infinite}.dm-floor,.dm-reveal{animation:dm-appear 10s ease-in-out infinite}.dm-float{animation:dm-float 10s ease-in-out infinite}.dm-paused *{animation-play-state:paused!important}@keyframes dm-appear{0%,7%,100%{opacity:.18;transform:translateY(10px)}25%,75%{opacity:1;transform:translateY(0)}}@keyframes dm-route{0%,8%{stroke-dashoffset:650;opacity:.2}45%,78%{stroke-dashoffset:0;opacity:1}100%{stroke-dashoffset:0;opacity:.2}}@keyframes dm-float{0%,100%{transform:translateY(3px)}50%{transform:translateY(-7px)}}@media(max-width:700px){.digital-studio{padding:24px 16px!important;border-radius:16px}.dm-heading{align-items:flex-start;flex-direction:column}.dm-grid{grid-template-columns:1fr}.dm-copy{padding:20px}.dm-copy h3{font-size:20px}}@media(prefers-reduced-motion:reduce){.digital-studio *{animation:none!important}.dm-network{stroke-dashoffset:0}}
.bim-level{animation:bim-build 12s ease-in-out infinite}.bim-highlight,.bim-detail{animation:bim-focus 8s ease-in-out infinite}.digital-studio .bim-scene{font-family:'Microsoft YaHei',Arial,sans-serif}.digital-studio .dm-card:has(.bim-scene) .dm-number{display:none}@keyframes bim-build{0%,5%,100%{opacity:.12;transform:translateY(8px)}24%,80%{opacity:1;transform:translateY(0)}}@keyframes bim-focus{0%,100%{opacity:.45}35%,75%{opacity:1}}@media(prefers-reduced-motion:reduce){.bim-level,.bim-detail,.bim-highlight{animation:none!important}}
.mep-flow{stroke-dasharray:900;animation:mep-trace 12s ease-in-out infinite}.mep-level{animation:bim-build 12s ease-in-out infinite}.dm-card:has(.mep-scene) .dm-number{display:none}@keyframes mep-trace{0%,5%{stroke-dashoffset:900;opacity:.2}42%,88%{stroke-dashoffset:0;opacity:1}100%{stroke-dashoffset:0;opacity:.25}}@media(prefers-reduced-motion:reduce){.mep-flow,.mep-level{animation:none!important;stroke-dashoffset:0}}
/* Compact digital gallery aligned with the site's content gutters. */
#digital-studio{box-sizing:border-box;width:calc(100% - 2 * var(--layout-gutter,7%));max-width:1320px;margin:36px auto;padding:28px!important;border-radius:20px;scroll-margin-top:100px}
#digital-studio .dm-heading{margin-bottom:20px;gap:16px}
#digital-studio .dm-heading h2{font-size:clamp(24px,2.1vw,32px);line-height:1.35;margin:8px 0 12px}
#digital-studio .dm-grid{grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
#digital-studio .dm-card{border-radius:12px;box-shadow:0 8px 24px #265f750a}
#digital-studio .dm-picture{background:#eaf5f8}
#digital-studio .dm-picture svg{width:100%;height:190px;object-fit:contain}
#digital-studio .dm-copy{padding:16px}
#digital-studio .dm-copy h3{font-size:18px;line-height:1.5;margin-bottom:8px}
#digital-studio .dm-copy>p:last-child{font-size:13px;line-height:1.75;margin-bottom:0}
#digital-studio .dm-note{font-size:12px;margin:16px 0 0}
#digital-studio .dm-toggle{padding:9px 16px;font-size:13px}
@media(max-width:1100px){#digital-studio .dm-grid{grid-template-columns:repeat(2,minmax(0,1fr))}#digital-studio .dm-picture svg{height:210px}}
@media(max-width:600px){#digital-studio{width:88%;padding:18px!important;margin:24px auto}#digital-studio .dm-grid{grid-template-columns:1fr}#digital-studio .dm-heading{gap:12px}#digital-studio .dm-picture svg{height:auto;max-height:220px}#digital-studio .dm-copy h3{font-size:18px}}