*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#eef2f3;color:#17232b;font-family:Inter,Segoe UI,Arial,sans-serif;line-height:1.55}a{text-decoration:none;color:inherit}button,input,select{font:inherit}.topbar{min-height:78px;padding:0 4vw;display:flex;align-items:center;justify-content:space-between;background:#101a20;color:#fff;position:sticky;top:0;z-index:50;box-shadow:0 9px 28px #08101544}.brand{display:flex;align-items:center;gap:12px}.brand>span{width:42px;height:42px;display:grid;place-items:center;border:1px solid #7fa0ae;border-radius:13px;color:#dcebf0;font-weight:800}.brand b{font-size:17px}.brand small{display:block;color:#95a9b2;font-weight:400;letter-spacing:1.4px}.topbar nav{display:flex;gap:5px}.nav-link{border:0;background:transparent;color:#cbd8dd;padding:10px 13px;border-radius:10px;cursor:pointer}.nav-link:hover,.nav-link.active{background:#edf5f7;color:#14242c}.menu-btn{display:none;background:#20313a;border:1px solid #41545e;color:#fff;border-radius:10px;padding:8px 12px}main{max-width:1480px;margin:auto;padding:55px 4vw 90px}.hero{display:grid;grid-template-columns:1.1fr .9fr;gap:50px;align-items:center;margin-bottom:65px}.eyebrow{font-size:11px;letter-spacing:2.5px;font-weight:800;color:var(--accent)}.hero h1{font:600 clamp(44px,6vw,78px)/1.04 Georgia,serif;margin:13px 0 20px}.hero p,.section-head p{font-size:18px;color:#64727a;max-width:820px}.badges{display:flex;flex-wrap:wrap;gap:8px;margin-top:22px}.badges span{background:#fff;border:1px solid #d5dfe2;border-radius:99px;padding:7px 11px;font-size:12px}.hero-visual{height:360px;border-radius:30px;background:linear-gradient(145deg,#172b35,#557d8d);position:relative;overflow:hidden;box-shadow:0 30px 80px #172b3533}.size-card{position:absolute;background:#fff;color:#243943;border-radius:17px;display:grid;place-items:center;box-shadow:0 18px 50px #09182055;font:700 24px Georgia}.size-card.big{width:62%;height:58%;left:8%;top:13%;transform:rotate(-5deg)}.size-card.mid{width:47%;height:41%;right:5%;bottom:11%;transform:rotate(6deg);background:#dce9ed}.size-card.small{width:28%;height:52%;right:19%;top:5%;font-size:17px;background:#f4dfc4;transform:rotate(2deg)}.view{display:none}.view.active{display:block}.section-head{margin-bottom:25px}.section-head h2{font:600 clamp(32px,4vw,54px) Georgia,serif;margin:9px 0}.workspace{display:grid;grid-template-columns:minmax(310px,400px) minmax(0,1fr);gap:22px;align-items:start}.panel{background:#fff;border:1px solid #d5dfe2;border-radius:22px;padding:24px;box-shadow:0 18px 55px #15263112}.controls{position:sticky;top:94px;max-height:calc(100vh - 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