:root{--ink:#17191d;--muted:#616773;--subtle:#858a95;--blue:#195ac9;--soft:#f5f6f8;--border:#e3e6eb;--wrap:1200px;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans CJK SC",Arial,sans-serif;font-family:var(--sans);background:white;color:var(--ink);font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased}
*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:72px}body{margin:0;min-height:100vh}a{color:inherit}button,input,select,textarea{font:inherit}button{color:inherit;cursor:pointer}h1,h2,h3,p,figure{margin:0}img{max-width:100%;height:auto}a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,select:focus-visible,textarea:focus-visible{outline:3px solid #598eea;outline-offset:4px}.skip{position:absolute;left:16px;top:-100px;z-index:10;background:white;padding:8px}.skip:focus{top:8px}.section-wrap,.nav-wrap,.hero-inner{width:min(calc(100% - 112px),var(--wrap));margin-inline:auto}.site-header{background:rgba(255,255,255,.93);border-bottom:1px solid #e9ebee;position:relative;z-index:2}.nav-wrap{height:65px;display:flex;align-items:center;gap:35px}.brand{display:inline-flex;align-items:center;text-decoration:none;white-space:nowrap;gap:9px}.brand b{font-size:25px;font-weight:760;line-height:1;letter-spacing:-.09em}.brand 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.card-art[data-kind=building]{--wash:#edf1f4;--wash2:#e5ecf0}
.card-art[data-kind=road]{--wash:#eaf1ed;--wash2:#dfeae4;--illustration:url('/art/road.svg')}
.card-art[data-kind=parking]{--wash:#eef3fb;--wash2:#dfe9f8;--illustration:url('/art/parking.svg')}
.card-art[data-kind=mep]{--wash:#eaf0ef;--wash2:#dceae7;--illustration:url('/art/mep.svg')}
.card-art[data-kind=supervision]{--wash:#f4f0ea;--wash2:#ece5da;--illustration:url('/art/supervision.svg')}
.card-art[data-kind=traffic]{--wash:#f3f0e9;--wash2:#ece6d7;--illustration:url('/art/traffic.svg')}
.card-art[data-kind=repair]{--wash:#f5f1ea;--wash2:#eae3d8;--illustration:url('/art/repair.svg')}
.card-art[data-kind=interior]{--wash:#f4efea;--wash2:#ede3d7;--illustration:url('/art/interior.svg')}
.card-art[data-kind=garden]{--wash:#edf2e9;--wash2:#e2ebd9;--illustration:url('/art/garden.svg')}
.card-art[data-kind=facility]{--wash:#ecf2ee;--wash2:#dce9df;--illustration:url('/art/facility.svg')}
.card-art[data-kind=fire]{--wash:#f4eeea;--wash2:#f0e2d9;--illustration:url('/art/fire.svg')}
.card-art[data-kind=systems]{--wash:#edf0f6;--wash2:#e1e7f3;--illustration:url('/art/systems.svg')}
.card-code,.card-new{position:absolute;z-index:1;font:600 10px/1.3 ui-monospace,SFMono-Regular,monospace;letter-spacing:.07em}.card-code{left:15px;top:14px;color:#647185;border:1px solid #ffffffb5;background:#ffffffa6;padding:4px 7px;border-radius:5px}.card-new{right:15px;top:14px;letter-spacing:.03em;background:#ffffffdd;color:#2a5d7c;padding:4px 8px;border-radius:99px}.card-content{display:flex;flex-direction:column;padding:19px 21px 20px;gap:6px}.card-meta{font-size:11px;line-height:1.5;color:#747b85}.card-title{font-size:clamp(17px,1.5vw,22px);line-height:1.4;font-weight:660;letter-spacing:-.035em;color:#20242b}.card-desc{font-size:13px;line-height:1.65;color:#626872;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.card-link{font-size:12px;line-height:1.4;color:#1d5cc4;font-weight:600;margin-top:7px}.empty-state,.template-grid>.empty,.template-grid>.no-results{grid-column:1/-1;margin:15px 0;border:1px dashed var(--border);padding:30px;color:var(--muted);border-radius:12px;text-align:center}.guide-section{background:#f6f7f9;border-block:1px solid #eceef1}.guide-inner{display:grid;grid-template-columns:.8fr 1.3fr;gap:10%;padding-block:57px}.guide-intro p{font-size:15px;color:var(--muted);margin:12px 0 0}.guide-list details{border-bottom:1px solid #dce1e7;padding:14px 0}.guide-list details:first-child{padding-top:0}.guide-list summary{position:relative;cursor:pointer;list-style:none;font-size:16px;font-weight:610;line-height:1.5;padding-right:27px}.guide-list summary::-webkit-details-marker{display:none}.guide-list summary::after{content:"+";position:absolute;right:0;top:0;color:#7e899a;font-size:20px;font-weight:400}.guide-list details[open] summary::after{content:"–"}.guide-list summary small{font:500 11px/1 ui-monospace,monospace;color:#71819a;margin-right:14px}.guide-list details p{font-size:13px;color:var(--muted);line-height:1.85;margin:9px 24px 0 31px}.bottom{display:flex;align-items:center;gap:13px;padding-block:23px}.bottom .brand b{font-size:19px}.bottom p,.back-top{color:#747b85;font-size:12px}.back-top{margin-left:auto}.bottom .brand img{border-radius:7px}
@media(max-width:1000px){.section-wrap,.nav-wrap,.hero-inner{width:calc(100% - 64px)}.hero-inner{min-height:412px;grid-template-columns:1fr 1fr}.hero h1{font-size:clamp(44px,5.25vw,64px)}.hero-visual img{width:119%;margin-left:-11%}.template-grid{gap:14px}.card-content{padding:15px}.filter-line{margin-top:17px}.catalog{padding-top:43px}.guide-inner{gap:6%}}
@media(max-width:760px){.section-wrap,.nav-wrap,.hero-inner{width:calc(100% - 40px)}.hero-inner{grid-template-columns:1fr 1fr;min-height:352px}.hero h1{font-size:clamp(37px,5.6vw,47px)}.hero-copy>p{font-size:13px;line-height:1.75}.hero-actions{gap:12px;margin-top:17px}.primary-button,.feature-link{font-size:12px}.primary-button{min-height:36px;padding:9px 13px}.hero-visual img{width:122%;margin-left:-10%}.template-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.brand b{font-size:22px}.nav-wrap{gap:22px;height:56px}.nav-wrap nav{gap:19px}.search-box{width:222px}.guide-inner{grid-template-columns:1fr;gap:25px;padding-block:39px}}
@media(max-width:580px){html{scroll-padding-top:15px}.section-wrap,.nav-wrap,.hero-inner{width:calc(100% - 34px)}.nav-wrap{height:55px;gap:14px}.brand{gap:6px}.brand span{font-size:8px;padding-left:7px}.brand img{width:29px;height:29px}.nav-wrap nav{gap:14px}.nav-wrap nav a{font-size:12px}.nav-cta{font-size:11px;min-height:29px;padding:4px 10px;gap:4px}.hero-inner{display:flex;flex-direction:column;align-items:stretch;padding:30px 0 0;gap:0}.hero-copy{padding:0;text-align:left}.eyebrow{font-size:9px;letter-spacing:.12em}.hero h1{font-size:clamp(42px,9.8vw,54px);line-height:1.15;margin:10px 0 12px}.hero-copy>p{max-width:350px;font-size:13px}.hero-actions{gap:18px;margin-top:16px}.primary-button,.feature-link{font-size:13px}.hero-visual{height:clamp(154px,47vw,220px);margin-top:6px}.hero-visual img{position:absolute;right:-3%;top:-11%;width:100%;margin:0;height:117%;object-fit:contain;transform:none}.catalog{padding-top:30px;padding-bottom:38px}.section-heading{display:block}.section-heading h2,.guide-intro h2{font-size:30px}.search-box{margin-top:15px;width:100%;height:36px}.filter-line{margin:13px 0;align-items:flex-start}.filter-list{gap:5px}.filter-list button{font-size:11px;padding:6px 9px}.filter-line #result-count{font-size:10px;margin-top:7px}.template-grid{gap:10px}.template-card{border-radius:10px}.card-art{aspect-ratio:1.62}.card-art::after{background-position:center}.card-code,.card-new{font-size:8px;padding:2px 4px}.card-code{left:7px;top:7px}.card-new{right:6px;top:7px}.card-content{padding:11px 10px 12px;gap:4px}.card-meta,.card-link{font-size:10px}.card-title{font-size:15px;line-height:1.5;min-height:3em}.card-desc{font-size:11px;line-height:1.6}.card-link{margin-top:3px}.guide-list summary{font-size:14px}.guide-list details p{margin-right:8px}.bottom{padding-block:16px}.bottom p,.back-top{font-size:10px}}
@media(max-width:365px){.brand span{display:none}.nav-cta{padding-inline:8px}.nav-wrap{gap:10px}.filter-line{display:block}.filter-line #result-count{display:block;text-align:right}.section-wrap,.nav-wrap,.hero-inner{width:calc(100% - 28px)}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{transition:none!important;animation:none!important}}
.filter-meta{display:flex;align-items:center;gap:15px}.new-filter{display:inline-flex;align-items:center;gap:5px;white-space:nowrap;padding:4px 0;border:0;background:transparent;color:#616873;font-size:12px}.new-filter i{width:13px;height:13px;border:1px solid #a5afbc;border-radius:4px;display:inline-grid;place-items:center;font-style:normal;font-size:10px}.new-filter[aria-pressed=true]{color:var(--blue)}.new-filter[aria-pressed=true] i{background:var(--blue);border-color:var(--blue);color:white}.new-filter[aria-pressed=true] i:after{content:"✓"}.template-grid>.no-results button{border:1px solid var(--border);background:#fff;color:var(--blue);border-radius:99px;padding:7px 13px;font-size:12px;margin-top:7px}.template-grid>.no-results p{margin:5px 0;font-size:13px}
.collection-note{margin-top:12px;font-size:13px;line-height:1.7;color:var(--muted)}
.stage-navigation{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin-top:23px}
.stage-navigation button{display:grid;grid-template-columns:25px 1fr;gap:5px 8px;text-align:left;border:1px solid #e1e6ed;border-radius:12px;padding:15px 14px;background:#f8f9fb;transition:background .2s ease,border-color .2s ease}
.stage-navigation button>span{grid-row:1/3;font:500 12px/1.8 ui-monospace,monospace;color:#7a8da8}
.stage-navigation strong{font-size:14px;font-weight:620;color:#222b39}
.stage-navigation small{font-size:11px;line-height:1.6;color:#697384}
.stage-navigation button[aria-pressed=true]{background:#edf4ff;border-color:#8babdd}
.stage-navigation button:hover{background:#eff3f9}
.collection-stage{grid-column:1/-1;display:flex;align-items:flex-start;gap:14px;padding:18px 0 0;border-top:1px solid #e4e7ec;margin-top:20px}
.collection-stage:first-child{margin-top:0}
.collection-stage>span{font:500 13px/1.8 ui-monospace,monospace;color:#8a98ab}
.collection-stage h3{font-size:21px;line-height:1.4;font-weight:650;letter-spacing:-.02em}
.collection-stage h3 small{display:inline-block;margin-left:10px;font-size:11px;font-weight:400;letter-spacing:0;color:#7d8591}
.collection-stage p{font-size:12px;color:#6b7280;line-height:1.7;margin-top:4px}
.download-collection{margin-top:36px;padding:25px 28px;background:#f4f7fc;border:1px solid #e2e8f1;border-radius:16px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.download-collection h3{font-size:22px;line-height:1.4;margin:5px 0}
.download-collection p{font-size:13px;color:#677184;line-height:1.7}
.download-collection>a{white-space:nowrap;flex:none}
.recent-download{text-align:center;margin-top:20px}
.single-stage-card{grid-column:1/-1}
.single-stage-card .template-card{display:grid;grid-template-columns:1fr 2fr}
.single-stage-card .card-art{height:100%;min-height:170px;aspect-ratio:auto}
.single-stage-card .card-content{padding:24px 30px;justify-content:center}
.single-stage-card .card-desc{max-width:620px;-webkit-line-clamp:3}
.single-stage-card .card-title{min-height:0}
@media(max-width:760px){.stage-navigation{grid-template-columns:repeat(2,minmax(0,1fr))}.download-collection{align-items:flex-start;flex-direction:column;padding:22px}.collection-stage h3{font-size:19px}}
@media(max-width:580px){.stage-navigation{gap:7px;margin-top:17px}.stage-navigation button{padding:12px 10px;grid-template-columns:20px 1fr;gap:4px}.stage-navigation strong{font-size:13px}.stage-navigation small{font-size:10px}.collection-note{font-size:12px}.collection-stage{margin-top:12px;padding-top:15px;gap:10px}.collection-stage p{font-size:11px}.download-collection h3{font-size:20px}.single-stage-card .template-card{grid-template-columns:1fr 1.6fr}.single-stage-card .card-art{min-height:160px}.single-stage-card .card-art::after{background-size:auto 70%}.single-stage-card .card-content{padding:15px}.single-stage-card .card-new{display:none}}
@media(max-width:580px){.filter-line{display:block}.filter-meta{justify-content:space-between;margin-top:8px}.filter-line #result-count{margin-top:0;text-align:right}.new-filter{font-size:11px}}
@media(max-width:580px){.nav-wrap .brand span{display:none}.nav-wrap nav a,.nav-cta{white-space:nowrap}}
.nav-wrap nav a[aria-current="page"]{color:var(--blue);font-weight:650}
.workflow-section{padding-block:42px 8px}
.workflow-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:22px}
.workflow-heading h2{font-size:clamp(24px,2.5vw,34px);line-height:1.35;letter-spacing:-.04em;margin-top:7px}
.workflow-heading>p{font-size:13px;color:var(--muted);padding-bottom:5px}
.public-features{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.public-features>a{display:flex;flex-direction:column;align-items:flex-start;gap:12px;border:1px solid var(--border);border-radius:18px;padding:24px 21px;text-decoration:none;transition:border-color .18s,box-shadow .18s;background:linear-gradient(145deg,#fff,#fafbfc)}
.public-features>a:hover{border-color:#b8cce8;box-shadow:0 7px 23px #233d6110}
.feature-number{font-size:10px;font-weight:600;letter-spacing:.09em;color:#718096;font-family:ui-monospace,SFMono-Regular,monospace}
.public-features h3{font-size:18px;line-height:1.4;letter-spacing:-.025em}
.public-features p{font-size:13px;line-height:1.8;color:var(--muted);margin-bottom:6px}
.public-features .feature-link{font-size:12px;margin-top:auto;padding:0}
@media(max-width:1000px){.public-features{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:760px){.nav-cta{display:none}.workflow-heading{display:block}.workflow-heading>p{padding-top:10px}.workflow-section{padding-top:30px}.public-features>a{padding:20px 17px}}
@media(max-width:580px){.nav-wrap nav{gap:15px}.workflow-heading h2{font-size:25px}.public-features{gap:10px}.public-features>a{padding:17px 13px;gap:9px;border-radius:13px}.public-features h3{font-size:16px}.public-features p{font-size:12px}.feature-number{font-size:8px}}
@media(max-width:365px){.public-features{grid-template-columns:1fr}}
