:root{--bg:#07110f;--bg2:#0b1814;--soft:#eff7f3;--text:#eef9f4;--dark:#10201b;--muted:#97aaa3;--muted2:#61736c;--line:rgba(255,255,255,.09);--line2:rgba(16,32,27,.12);--green:#63efbd;--green2:#37c793;--blue:#6fa8ff;--radius:24px;--container:1180px;--shadow:0 30px 80px rgba(0,0,0,.22)}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:90px}body{margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:radial-gradient(circle at 10% 5%,rgba(99,239,189,.08),transparent 28%),radial-gradient(circle at 90% 18%,rgba(111,168,255,.07),transparent 24%),var(--bg);color:var(--text);line-height:1.6;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto}.section{padding:110px 0}.soft{background:var(--soft);color:var(--dark)}.site-header{position:sticky;top:0;z-index:1000;background:rgba(7,17,15,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.06)}.nav-wrap{min-height:76px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:inline-flex;align-items:center;gap:12px;font-size:19px}.brand strong{color:var(--green)}.brand-icon{width:32px;height:32px;position:relative}.brand-icon:before{content:"";position:absolute;left:14px;top:10px;width:3px;height:20px;background:var(--green);border-radius:4px;box-shadow:-8px -8px 0 -1px var(--blue),8px -8px 0 -1px var(--blue),0 -14px 0 -1px var(--blue)}.brand-icon:after{content:"";position:absolute;left:7px;top:8px;width:18px;height:12px;border-left:3px solid var(--green);border-right:3px solid var(--green);transform:skewY(-35deg);opacity:.9}.site-nav{display:flex;align-items:center;gap:28px;font-size:14px;color:#c6d6d0}.site-nav a:hover{color:#fff}.nav-cta{border:1px solid rgba(99,239,189,.32);padding:10px 15px;border-radius:999px;color:var(--green)!important}.nav-toggle{display:none;background:none;border:0}.nav-toggle span{display:block;width:24px;height:2px;background:#fff;margin:5px}.hero{min-height:790px;display:flex;align-items:center;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:9px;color:var(--green);text-transform:uppercase;letter-spacing:.14em;font-weight:800;font-size:12px}.dot{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 6px rgba(99,239,189,.09)}h1,h2,h3,h4{margin:0;line-height:1.08;letter-spacing:-.04em}h1{font-size:clamp(48px,6vw,82px)}h2{font-size:clamp(34px,4.2vw,58px)}h3{font-size:24px}.gradient{background:linear-gradient(135deg,var(--green),var(--blue));-webkit-background-clip:text;background-clip:text;color:transparent}.hero p{color:#a9bbb4;font-size:clamp(18px,2vw,21px);max-width:760px}.actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}.btn{min-height:50px;padding:0 20px;border-radius:14px;display:inline-flex;align-items:center;justify-content:center;border:1px solid transparent;font-weight:800;transition:.2s transform,.2s background,.2s border-color}.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--green);color:#06120e}.btn-secondary{border-color:rgba(255,255,255,.14);background:rgba(255,255,255,.04);color:#fff}.soft .btn-secondary{border-color:var(--line2);color:var(--dark)}.hero-proof{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:50px}.hero-proof div{border-left:1px solid var(--line);padding-left:16px}.hero-proof strong,.hero-proof span{display:block}.hero-proof span{font-size:12px;color:var(--muted);margin-top:4px}.tree-visual{min-height:540px;display:grid;place-items:center;position:relative}.tree-visual svg{width:min(100%,620px)}.section-head{max-width:780px;text-align:center;margin:0 auto 56px}.section-head h2{margin-top:14px}.section-head p{color:var(--muted2);font-size:18px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{border-radius:var(--radius);border:1px solid var(--line2);background:#fff;padding:30px;box-shadow:0 18px 45px rgba(12,38,31,.06)}.card.dark{background:#0b1814;color:#fff;border-color:rgba(99,239,189,.22)}.card p{color:var(--muted2)}.card.dark p{color:var(--muted)}.card ul{list-style:none;padding:0;margin:24px 0 0;display:grid;gap:10px}.card li{padding-left:22px;position:relative;font-size:14px}.card li:before{content:"↳";position:absolute;left:0;color:var(--green2)}.num{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;background:#e8f7f1;color:#19775a;font-weight:900;margin-bottom:22px}.dark .num{background:rgba(99,239,189,.12);color:var(--green)}.process-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line)}.process{padding:30px 24px;border-right:1px solid var(--line);min-height:220px}.process:first-child{border-left:1px solid var(--line)}.process span{color:var(--green);font-weight:900}.process p{color:var(--muted);font-size:14px}.demo-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.demo-card{background:#0c1714;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}.demo-preview{min-height:340px;padding:28px;display:grid;place-items:center}.demo-clean{background:linear-gradient(135deg,#d5f6e9,#dbe9ff)}.demo-electric{background:linear-gradient(135deg,#e6edf8,#f6eccd)}.demo-roof{background:linear-gradient(135deg,#dfe7ef,#d6e7de)}.demo-hotel{background:linear-gradient(135deg,#eadfcf,#d7e1ef)}.mock-browser{width:100%;max-width:430px;background:#fff;color:#0b1512;border-radius:15px;overflow:hidden;box-shadow:0 22px 40px rgba(0,0,0,.15);transform:rotate(-1deg)}.mock-top{height:28px;background:#edf1ef;display:flex;align-items:center;gap:5px;padding:0 12px}.mock-top i{width:7px;height:7px;border-radius:50%;background:#c5ccc8}.mock-content{padding:30px 26px}.mock-chip{font-size:10px;text-transform:uppercase;letter-spacing:.12em;font-weight:900}.mock-content h4{font-size:30px;margin:10px 0 16px}.mock-line{height:7px;width:70%;border-radius:10px;background:#e2e8e5;margin:7px 0}.mock-line.wide{width:90%}.mock-content button{margin-top:24px;border:0;background:#10261f;color:#fff;border-radius:8px;font-size:9px;padding:11px 13px;font-weight:900}.demo-copy{padding:28px}.demo-copy .tag{font-size:11px;text-transform:uppercase;letter-spacing:.12em;color:var(--green);font-weight:800}.demo-copy p{color:var(--muted);font-size:14px}.demo-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}.small-btn{padding:10px 14px;border-radius:11px;font-size:13px;font-weight:800;border:1px solid var(--line);background:rgba(255,255,255,.03)}.small-btn.primary{background:var(--green);color:#07110f;border-color:transparent}.pricing-grid{display:grid;grid-template-columns:repeat(2,minmax(0,520px));justify-content:center;gap:22px}.price{background:#fff;color:var(--dark);border:1px solid var(--line2);border-radius:var(--radius);padding:34px}.price.dark{background:#0b1814;color:#fff;border-color:rgba(99,239,189,.28)}.price-kicker{color:#238463;font-size:12px;font-weight:900;text-transform:uppercase;letter-spacing:.12em}.dark .price-kicker{color:var(--green)}.price h3{font-size:clamp(26px,3vw,38px);margin-top:14px}.price ul{list-style:none;padding:24px 0;margin:24px 0;border-block:1px solid var(--line2);display:grid;gap:10px}.dark ul{border-color:var(--line)}.price li{font-size:14px;padding-left:22px;position:relative}.price li:before{content:"✓";position:absolute;left:0;color:#238463}.dark li:before{color:var(--green)}.faq-grid{display:grid;grid-template-columns:.7fr 1.3fr;gap:70px}.faq-list{border-top:1px solid var(--line)}details{border-bottom:1px solid var(--line);padding:20px 0}summary{cursor:pointer;font-weight:800;list-style:none}details p{color:var(--muted);font-size:14px}.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:70px}.contact-form{background:#0d1a16;border:1px solid var(--line);border-radius:var(--radius);padding:30px}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.contact-form label{display:grid;gap:8px;font-size:12px;color:#b8cac3;font-weight:700;margin-bottom:16px}.contact-form input,.contact-form textarea,.contact-form select{width:100%;border:1px solid rgba(255,255,255,.1);background:#08120f;color:#fff;border-radius:11px;padding:13px 14px}.full{width:100%}.privacy{grid-template-columns:auto 1fr!important;align-items:start;gap:10px!important;font-weight:500!important}.privacy input{width:16px}.footer{padding:58px 0 22px;border-top:1px solid var(--line);background:#050d0b}.footer-grid{display:grid;grid-template-columns:1.5fr .6fr .6fr;gap:60px}.footer-links{display:grid;gap:10px;font-size:13px;color:#b8cac3}.footer-bottom{border-top:1px solid var(--line);margin-top:40px;padding-top:18px;display:flex;justify-content:space-between;color:#71847c;font-size:11px}.reveal{opacity:0;transform:translateY(16px);transition:.7s}.reveal.visible{opacity:1;transform:none}@media(max-width:980px){.hero-grid,.faq-grid,.contact-grid{grid-template-columns:1fr}.service-grid{grid-template-columns:1fr}.process-grid{grid-template-columns:1fr 1fr}.demo-grid{grid-template-columns:1fr}.tree-visual{min-height:460px}}@media(max-width:760px){.section{padding:82px 0}.nav-toggle{display:block}.site-nav{position:absolute;left:20px;right:20px;top:68px;display:none;flex-direction:column;align-items:stretch;background:#0b1714;border:1px solid var(--line);border-radius:18px;padding:16px}.site-nav.open{display:flex}.hero-proof{grid-template-columns:1fr}.process-grid{grid-template-columns:1fr}.pricing-grid{grid-template-columns:1fr}.form-row{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.hero{min-height:auto;padding-top:70px}.tree-visual{min-height:380px}}@media(max-width:480px){.container{width:min(calc(100% - 28px),var(--container))}h1{font-size:43px}.actions .btn{width:100%}.card,.price,.contact-form{padding:24px}}

/* V3: true live-demo previews */
.demo-preview.live-preview{padding:22px;min-height:360px;background:linear-gradient(135deg,#d7eee7,#d9e5f4)}
.demo-card:nth-child(2) .live-preview{background:linear-gradient(135deg,#d7d8da,#f4df8a)}
.demo-card:nth-child(3) .live-preview{background:linear-gradient(135deg,#e8dfd4,#d0d9dc)}
.demo-card:nth-child(4) .live-preview{background:linear-gradient(135deg,#e7d9c6,#cedae3)}
.live-browser{width:100%;height:315px;border-radius:15px;overflow:hidden;background:#fff;box-shadow:0 20px 45px rgba(0,0,0,.17)}
.live-browserbar{height:30px;background:#eef1ef;color:#7b8883;display:flex;align-items:center;gap:6px;padding:0 11px;font-size:9px}
.live-browserbar i{width:7px;height:7px;border-radius:50%;background:#c1c9c5}.live-browserbar span{margin-left:5px}
.iframe-stage{width:100%;height:285px;overflow:hidden;position:relative;background:white}
.iframe-stage iframe{width:1420px;height:1050px;border:0;transform:scale(.29);transform-origin:top left;pointer-events:none}
@media(max-width:760px){.live-browser{height:280px}.iframe-stage{height:250px}.iframe-stage iframe{transform:scale(.24)}}