@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--bg:#f6f8f6;--card:#fff;--ink:#132e28;--muted:#67776f;--green:#087653;--green-dark:#064631;--green-light:#d9f4e5;--dark:#09251e;--line:#e4eae6;--shadow:0 18px 50px rgba(16,49,37,.08);--shadow-sm:0 6px 20px rgba(16,49,37,.05)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:'DM Sans',system-ui,-apple-system,'Segoe UI',sans-serif;background:var(--bg);color:var(--ink);line-height:1.48}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:not-allowed;opacity:.48}a{color:inherit}input,select{accent-color:var(--green)}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible{outline:3px solid #91dab7;outline-offset:3px}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{font-family:Manrope,'DM Sans',sans-serif;letter-spacing:-.037em}p{color:var(--muted)}h2{font-size:clamp(24px,3vw,35px);line-height:1.22}h3{font-size:17px}svg{flex-shrink:0}.container{width:min(1180px,calc(100% - 48px));margin:auto}.subtle{color:var(--muted)}.muted-small{color:var(--muted);font-size:13px}.small-label{text-transform:uppercase;letter-spacing:.11em;font-size:11px;font-weight:800;color:var(--green)}.tag{display:inline-flex;gap:7px;align-items:center;padding:7px 11px;border-radius:60px;background:#e7f5ed;color:#0a6648;font-size:11px;font-weight:800;letter-spacing:.04em}.tag.dark{background:rgba(255,255,255,.14);color:#dbf6e9;border:1px solid rgba(255,255,255,.14)}.pill{display:inline-flex;border:1px solid #ccead8;color:#116a4f;background:#f0faf4;padding:5px 10px;border-radius:30px;font-size:12px;font-weight:800}.section{padding:65px 0}.section-header{display:flex;align-items:end;justify-content:space-between;gap:16px;margin-bottom:26px}.section-header h2{margin:9px 0 0}.section-header p{max-width:550px;margin:6px 0 0}.link-button{background:none;border:0;color:var(--green);font-weight:800;display:inline-flex;align-items:center;gap:7px;padding:5px 0}.link-button:hover{color:var(--dark)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border-radius:11px;border:1px solid transparent;padding:13px 20px;font-weight:800;font-size:14px;transition:background .15s,transform .15s,box-shadow .15s;text-decoration:none;white-space:nowrap}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn-primary{background:var(--green);color:#fff;box-shadow:0 7px 19px rgba(8,118,83,.16)}.btn-primary:hover{background:#056a4a}.btn-secondary{background:#fff;color:var(--ink);border-color:#cfded5}.btn-secondary:hover{background:#f3f8f5}.btn-outline-light{border-color:#accfc0;color:#fff;background:#ffffff0b}.btn-outline-light:hover{background:#ffffff16}.btn-sm{padding:9px 13px;font-size:12px}.icon{display:inline-flex;vertical-align:middle;line-height:0}
/* Navigation */
.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}.header-inner{height:70px;display:flex;align-items:center;gap:30px}.brand{display:flex;align-items:center;gap:9px;font-weight:900;letter-spacing:-.055em;font-family:Manrope,sans-serif;font-size:23px;background:none;border:0;padding:0;color:var(--ink)}.brand-mark{width:34px;height:34px;border-radius:11px;background:#087653;display:grid;place-items:center;color:#fff;box-shadow:inset -6px -6px 0 #075b44}.brand-mark svg{width:23px;height:23px}.nav{display:flex;gap:23px;margin:auto}.nav button{border:0;background:none;color:#42584e;padding:25px 0;font-size:13px;font-weight:700;position:relative}.nav button.active,.nav button:hover{color:var(--green)}.nav button.active:after{content:"";position:absolute;bottom:0;left:0;right:0;height:3px;border-radius:3px 3px 0 0;background:var(--green)}.header-cta{margin-left:auto}.mobile-toggle{display:none;background:none;border:0;color:var(--ink);padding:8px}
/* Hero */
.hero{position:relative;overflow:hidden;background:linear-gradient(115deg,#071f19 2%,#0c3729 63%,#0c2d24);color:#fff;min-height:435px}.hero-scene{position:absolute;inset:0 0 0 44%;background:url('assets/sim-room.jpg') center/cover no-repeat;opacity:.88}.hero:before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,#071f19 0%,#092a20 32%,rgba(9,42,32,.85) 47%,transparent 80%),linear-gradient(0deg,rgba(8,35,27,.45),transparent 60%)}.hero .container{position:relative;z-index:2;min-height:435px;display:flex;align-items:center}.hero-content{max-width:615px;padding:48px 0 54px}.hero h1{font-size:clamp(38px,4.5vw,60px);line-height:1.09;letter-spacing:-.054em;margin:20px 0 17px;font-weight:800}.hero h1 em{font-style:normal;color:#7de2b5}.hero p{font-size:16px;color:#d0e0d8;max-width:530px;line-height:1.7}.hero-actions{display:flex;gap:11px;margin:27px 0;flex-wrap:wrap}.hero .checks{display:flex;gap:19px;flex-wrap:wrap;font-size:12px;color:#d6efe1;font-weight:700}.hero .checks span{display:inline-flex;gap:6px;align-items:center}.hero .checks .icon{color:#8eedbf}.hero-search{margin-top:26px;background:#fff;border:3px solid #fff;border-radius:13px;display:flex;align-items:center;color:var(--ink);box-shadow:0 14px 30px #0002;max-width:570px}.hero-search .icon{margin-left:12px;color:var(--green)}.hero-search input{border:0;outline:0;min-width:0;flex:1;padding:15px 10px;font-size:13px;color:var(--ink)}.hero-search .btn{padding:13px 19px;border-radius:9px}.top-metrics{background:#fff;border-bottom:1px solid var(--line)}.metrics{display:grid;grid-template-columns:repeat(3,1fr);padding:22px 0}.metric{display:flex;align-items:center;gap:12px;justify-content:center;border-right:1px solid var(--line)}.metric:last-child{border:0}.metric-bubble{width:39px;height:39px;display:grid;place-items:center;border-radius:12px;background:#eaf7ef;color:var(--green)}.metric strong{display:block;font-size:13px}.metric span{display:block;color:var(--muted);font-size:12px}
/* home cards */
.issues-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}.issue-card{width:100%;text-align:left;padding:20px;border:1px solid var(--line);background:#fff;border-radius:16px;display:flex;align-items:flex-start;gap:15px;box-shadow:var(--shadow-sm);transition:transform .18s,border-color .18s,box-shadow .18s}.issue-card:hover{border-color:#93d0b1;transform:translateY(-3px);box-shadow:var(--shadow)}.issue-icon{background:#e8f5ee;border-radius:13px;color:var(--green);width:47px;height:47px;display:grid;place-items:center}.issue-card h3{margin:0 0 4px;font-size:15px;letter-spacing:-.025em}.issue-card p{margin:0;font-size:12px;line-height:1.5}.issue-card .arrow{margin-left:auto;color:#82a092;align-self:center}.split-feature{display:grid;grid-template-columns:1fr 1fr;gap:22px}.feature-panel{border-radius:22px;overflow:hidden;min-height:310px;position:relative;color:#fff;background:linear-gradient(135deg,#05261c,#0e4c35);padding:30px;display:flex;flex-direction:column;align-items:start;box-shadow:var(--shadow)}.feature-panel h2{color:#fff;font-size:31px;margin:15px 0 13px;max-width:420px}.feature-panel p{color:#c9e5d7;max-width:410px}.feature-panel .btn{margin-top:auto}.feature-art{position:absolute;right:-52px;bottom:-30px;width:52%;height:67%;border:10px solid #0c201c;border-radius:18px;background:#162c35;box-shadow:0 0 0 1px #33614d,0 20px 30px #0007;transform:rotate(-8deg);overflow:hidden}.feature-art:before{content:"";position:absolute;inset:8px;background:url('assets/sim-room.jpg') center/cover;filter:saturate(1.2)}.feature-art:after{content:"";position:absolute;inset:28px;border:3px dashed #9aefbb}.feature-panel .feature-copy{position:relative;z-index:1;max-width:70%}.path-panel{border-radius:22px;border:1px solid var(--line);padding:30px;background:#fff;box-shadow:var(--shadow-sm)}.path-panel .eyebrow{margin-bottom:16px}.path-list{display:grid;gap:12px}.path-item{display:flex;align-items:start;gap:13px;padding:10px 0}.path-num{border-radius:10px;background:#e5f6ec;color:#0b7052;width:33px;height:33px;display:grid;place-items:center;font-weight:900;flex-shrink:0}.path-item strong{font-size:14px}.path-item p{font-size:12px;margin:2px 0 0}.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.tool-card{border:1px solid var(--line);border-radius:16px;background:#fff;padding:22px;box-shadow:var(--shadow-sm)}.tool-card>.icon{width:40px;height:40px;border-radius:12px;color:#087653;background:#eaf7ee;display:grid;place-items:center;margin-bottom:19px}.tool-card h3{margin:0 0 8px}.tool-card p{font-size:13px;min-height:57px}.site-footer{margin-top:70px;background:#09251e;color:#d9e8df;padding:42px 0 26px}.footer-content{display:grid;grid-template-columns:1.2fr 1fr;gap:30px}.footer-links{display:flex;justify-content:flex-end;align-items:start;gap:24px;flex-wrap:wrap}.footer-links button{background:none;border:0;color:#e0eee6;font-size:13px}.site-footer p{color:#b1c7b9;font-size:12px;max-width:460px}.footer-bottom{margin-top:33px;padding-top:17px;border-top:1px solid #23473a;display:flex;align-items:center;justify-content:space-between;color:#abc5b6;font-size:12px;gap:12px}
/* internal pages */
.page-hero{background:linear-gradient(120deg,#09251e,#105a3e);padding:55px 0;color:#fff;position:relative;overflow:hidden}.page-hero:after{content:"";position:absolute;right:5%;top:-120px;border:55px solid #ffffff0b;width:350px;height:350px;border-radius:50%;pointer-events:none}.page-hero h1{font-size:clamp(32px,4vw,47px);margin:14px 0 13px;letter-spacing:-.045em}.page-hero p{color:#c6e2d3;max-width:670px;margin:0}.page-body{padding:38px 0 0}.work-grid{display:grid;grid-template-columns:310px minmax(0,1fr);gap:23px;align-items:start}.card{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-sm)}.card-pad{padding:25px}.side-menu{padding:10px}.side-menu h3{padding:9px 12px 4px;font-size:13px}.side-menu button{display:flex;align-items:center;gap:11px;width:100%;padding:12px;border:0;border-radius:11px;background:transparent;color:#44584d;text-align:left;font-size:12.5px;font-weight:700}.side-menu button:hover{background:#f1f8f4}.side-menu button.selected{background:#e4f5eb;color:var(--green)}.side-menu button .icon{color:var(--green)}.step-counter{display:flex;align-items:center;gap:10px;color:#59796b;font-weight:800;font-size:12px}.step-progress{height:7px;background:#e8f1ea;border-radius:99px;overflow:hidden;margin:17px 0 24px}.step-progress span{display:block;background:var(--green);height:100%;border-radius:99px;transition:width .2s}.wizard h2{font-size:27px;margin-bottom:11px}.wizard p.lead{font-size:14px;max-width:650px}.option-list{display:grid;gap:11px;margin:23px 0}.option{background:#fff;border:1.5px solid #dce9df;padding:14px 16px;text-align:left;border-radius:12px;display:flex;align-items:center;gap:14px;color:var(--ink);font-weight:700;font-size:13px;transition:.2s}.option .round{width:21px;height:21px;border:2px solid #bdcfc2;border-radius:50%;display:grid;place-items:center}.option.selected{border-color:#087653;background:#edfaf1}.option.selected .round{border-color:#087653;background:#087653}.option.selected .round:after{content:"";width:8px;height:8px;border-radius:50%;background:#fff}.wizard-actions{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-top:16px;border-top:1px solid var(--line);margin-top:18px}.tip{display:flex;align-items:start;gap:10px;background:#eaf7ef;border:1px solid #d3eadd;border-radius:13px;padding:13px 15px;color:#315e48;font-size:12px}.tip .icon{color:var(--green)}.result-heading{display:flex;align-items:center;gap:12px;margin-bottom:17px}.result-heading .check-bubble{background:#e6f7ec;color:var(--green);width:48px;height:48px;display:grid;place-items:center;border-radius:15px}.result-item{padding:17px 0;border-bottom:1px solid var(--line);display:flex;gap:13px}.result-item:last-of-type{border-bottom:0}.result-number{border-radius:50%;background:#e9f6ec;color:var(--green);width:28px;height:28px;display:grid;place-items:center;flex-shrink:0;font-weight:900;font-size:12px}.result-item h3{font-size:14px;margin:0 0 5px}.result-item p{font-size:13px;margin:0}.sources{padding:14px;border-radius:13px;background:#f6f9f7;margin-top:22px}.sources a{display:flex;align-items:center;gap:7px;text-decoration:underline;text-underline-offset:2px;font-size:12px;color:var(--green);margin-top:9px;overflow-wrap:anywhere}.feedback{margin-top:22px;padding:18px;background:#f6f9f7;border-radius:13px}.feedback h3{font-size:13px;margin-bottom:10px}.feedback .btn{margin-right:8px}.empty-note{border:1px dashed #b4d6c5;background:#f9fcfa;border-radius:14px;padding:23px;color:var(--muted)}
/* calculator */
.calc-layout{display:grid;grid-template-columns:420px 1fr;gap:23px;align-items:start}.field-group{margin-bottom:21px}.field-group label{display:block;color:#2e4a3d;font-size:12px;font-weight:800;margin-bottom:8px}.field-hint{font-size:11px;color:var(--muted);margin-top:6px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}.field{width:100%;padding:12px 12px;border:1px solid #d6e4da;border-radius:10px;color:var(--ink);background:#fff;font-size:14px;min-height:44px}.field:focus{border-color:var(--green)}.calc-result{padding:25px}.calc-numbers{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin:18px 0}.calc-number{padding:17px;background:#f5f9f6;border:1px solid #e4efe7;border-radius:13px}.calc-number span{font-size:11px;color:var(--muted);display:block}.calc-number strong{font-size:26px;letter-spacing:-.04em}.result-status{border-radius:12px;padding:14px 16px;display:flex;align-items:start;gap:10px;font-size:12px;margin-bottom:15px}.result-status.good{background:#e5f8ed;border:1px solid #b8e7ca;color:#126442}.result-status.bad{background:#fff1e7;border:1px solid #f1d2a4;color:#86490f}.result-status.neutral{background:#eef5fb;border:1px solid #d5e5ef;color:#28506d}.diagram{border-radius:14px;background:linear-gradient(145deg,#f4f8f5,#e8f4ed);padding:15px;margin:20px 0}.diagram svg{width:100%;height:auto;display:block}.diagram-key{font-size:11px;color:var(--muted);margin-top:7px}.notice{font-size:12px;color:#64746a;background:#f7faf7;padding:13px 15px;border-radius:11px;border:1px solid var(--line)}.fact-list{display:grid;gap:8px;margin:16px 0}.fact{display:flex;gap:10px;font-size:12px;align-items:start;color:#485e52}.fact .icon{color:var(--green)}
/* guides, checklist */
.guides-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}.guide{padding:23px;border:1px solid var(--line);border-radius:15px;background:#fff;display:flex;flex-direction:column;align-items:start;box-shadow:var(--shadow-sm)}.guide .small-label{margin-top:16px}.guide h3{margin:9px 0 7px;font-size:18px}.guide p{font-size:13px;flex:1}.guide .icon{background:#eaf6ee;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;color:var(--green)}.guide-detail{display:none;padding:18px;background:#f7faf8;border-radius:12px;margin-top:12px;font-size:13px;width:100%}.guide.expanded .guide-detail{display:block}.guide-detail li{margin:7px 0}.guide-detail a{color:var(--green);overflow-wrap:anywhere}.checklist{max-width:770px;margin:auto}.check-category{margin-bottom:20px}.check-category h3{font-size:16px;margin:0 0 11px}.check-item{display:flex;align-items:flex-start;gap:12px;padding:14px 12px;background:#fff;border:1px solid var(--line);border-radius:11px;margin-bottom:7px;cursor:pointer}.check-item input{margin-top:3px;accent-color:var(--green);width:17px;height:17px}.check-item strong{font-size:13px;display:block}.check-item p{font-size:12px;margin:3px 0 0}.check-progress{padding:19px;border-radius:15px;background:#e8f7ed;display:flex;align-items:center;gap:13px;margin-bottom:22px}.progress-track{height:8px;border-radius:30px;background:#cbe5d5;overflow:hidden;margin-top:9px;width:100%}.progress-track>span{height:100%;display:block;background:var(--green);border-radius:30px}.search-panel{display:none;position:absolute;left:0;right:0;top:100%;background:#fff;color:var(--ink);box-shadow:0 12px 30px #0002;border-radius:12px;padding:10px;z-index:10}.search-panel.visible{display:block}.search-result{padding:10px 13px;border:0;background:none;width:100%;text-align:left;display:flex;align-items:center;gap:10px;border-radius:8px;font-size:12px;color:var(--ink)}.search-result:hover{background:#edf8f1}.search-wrap{position:relative;max-width:570px}.search-wrap .hero-search{margin-top:0}
/* responsive */
@media(max-width:1000px){.nav{gap:14px}.nav button{font-size:12px}.header-inner{gap:14px}.hero-scene{inset:0 0 0 40%}.hero h1{max-width:520px}.calc-layout{grid-template-columns:360px 1fr}.work-grid{grid-template-columns:265px 1fr}.feature-art{opacity:.58}.feature-panel .feature-copy{max-width:82%}}
@media(max-width:760px){.container{width:min(100% - 32px,1180px)}.header-inner{height:64px;gap:10px}.mobile-toggle{display:block;margin-left:auto}.header-cta{display:none}.nav{display:none;position:absolute;left:0;right:0;top:64px;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:8px 16px 15px;margin:0;flex-direction:column;gap:0}.nav.open{display:flex}.nav button{text-align:left;padding:14px 12px}.nav button.active:after{left:0;right:auto;top:9px;bottom:9px;height:auto;width:3px}.brand{font-size:21px}.hero{min-height:480px}.hero .container{min-height:480px}.hero-scene{inset:0 0 0 18%;opacity:.42}.hero:before{background:linear-gradient(90deg,#071f19e8 0%,#092a20cc 64%,#092a2090)}.hero-content{padding:40px 0;max-width:610px}.hero h1{font-size:40px}.hero-search{display:flex}.hero-search .btn{padding:12px;font-size:12px}.metrics{grid-template-columns:1fr;gap:14px;padding:18px 0}.metric{border-right:0;justify-content:flex-start}.issues-grid,.tools-grid{grid-template-columns:repeat(2,1fr)}.split-feature,.calc-layout,.work-grid{grid-template-columns:1fr}.guides-grid{grid-template-columns:1fr}.footer-content{grid-template-columns:1fr}.footer-links{justify-content:flex-start}.section{padding:42px 0}.page-hero{padding:42px 0}.section-header{align-items:start}.feature-panel{min-height:285px}}
@media(max-width:520px){.hero h1{font-size:34px}.hero p{font-size:14px}.hero-search input{width:80px}.hero-search .btn{font-size:11px;padding:10px}.hero .checks{gap:8px;flex-direction:column}.issues-grid,.tools-grid{grid-template-columns:1fr}.section-header{flex-direction:column;gap:6px}.feature-copy{max-width:86%!important}.feature-art{width:60%;opacity:.25}.form-row{grid-template-columns:1fr 1fr}.calc-numbers{grid-template-columns:1fr 1fr}.calc-number strong{font-size:22px}.card-pad,.calc-result{padding:18px}.footer-bottom{align-items:start;flex-direction:column}.site-footer{margin-top:45px}.page-hero h1{font-size:33px}}