:root{
  --ink:#15211f; --muted:#62706d; --paper:#f6f4ed; --white:#fff;
  --sage:#d9e5dd; --leaf:#3f6b5e; --lime:#dff06b; --line:#dce2dd;
  --shadow:0 18px 60px rgba(24,44,38,.12);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:var(--paper);line-height:1.5}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
.nav{position:sticky;top:0;z-index:50;background:rgba(246,244,237,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(21,33,31,.08)}
.nav-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{font-size:29px;font-weight:850;letter-spacing:-1.5px}
.brand-dot{color:var(--leaf)}
.nav-links{display:flex;gap:26px;color:#44514f;font-size:14px;font-weight:650}
.nav-actions{display:flex;gap:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:13px 19px;font-weight:750;border:1px solid transparent;cursor:pointer;transition:.18s ease;font-size:14px}
.btn:hover{transform:translateY(-1px)}
.btn-dark{background:var(--ink);color:#fff}
.btn-light{background:#fff;border-color:var(--line)}
.btn-leaf{background:var(--leaf);color:#fff}
.hero{padding:78px 0 54px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:56px;align-items:center}
.eyebrow{display:inline-flex;padding:7px 11px;border:1px solid #cad5ce;border-radius:999px;background:#fff;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#52615d}
h1{font-size:clamp(52px,7vw,92px);line-height:.94;letter-spacing:-.06em;margin:18px 0 24px}
h2{font-size:clamp(34px,4.5vw,58px);line-height:1;letter-spacing:-.045em;margin:0 0 18px}
h3{font-size:22px;letter-spacing:-.02em;margin:0 0 8px}
.lead{font-size:20px;color:var(--muted);max-width:620px}
.hero-actions{display:flex;gap:12px;margin-top:30px;flex-wrap:wrap}
.micro{font-size:13px;color:#71807c;margin-top:15px}
.device-stage{position:relative;min-height:500px;background:linear-gradient(155deg,#e8efe9 0%,#cadbd1 55%,#b5cbbc 100%);border-radius:40px;overflow:hidden;box-shadow:var(--shadow)}
.device{position:absolute;left:50%;top:51%;transform:translate(-50%,-50%);width:210px;height:335px;border-radius:34px 34px 28px 28px;background:linear-gradient(145deg,#fff,#ecefe9);box-shadow:0 38px 60px rgba(41,75,63,.25),inset 0 0 0 1px rgba(21,33,31,.06)}
.device:before{content:"";position:absolute;left:22px;right:22px;bottom:38px;height:116px;border-radius:16px;background:repeating-linear-gradient(90deg,#d5d9d5 0 3px,transparent 3px 8px);opacity:.9}
.device-light{position:absolute;top:35px;left:50%;transform:translateX(-50%);width:46px;height:7px;border-radius:999px;background:#73ae6c;box-shadow:0 0 16px rgba(115,174,108,.7)}
.orb{position:absolute;border-radius:50%;filter:blur(1px);opacity:.75}
.orb.one{width:190px;height:190px;background:#dff06b;top:-40px;right:-30px}
.orb.two{width:110px;height:110px;background:#fff;bottom:36px;left:35px}
.floating{position:absolute;background:rgba(255,255,255,.82);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.9);border-radius:18px;padding:14px 16px;box-shadow:0 12px 35px rgba(30,55,46,.10);font-size:13px}
.floating strong{display:block;font-size:18px}
.f1{left:28px;top:48px}.f2{right:25px;bottom:52px}
.section{padding:88px 0}
.section.white{background:#fff}
.section.dark{background:var(--ink);color:#fff}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:34px}
.section-head p{max-width:560px;color:var(--muted);margin:0}
.dark .section-head p{color:#b8c5c1}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px}
.product-card{padding:0;overflow:hidden}
.product-art{height:285px;background:linear-gradient(145deg,#eef2ec,#dce5dd);display:flex;align-items:center;justify-content:center}
.mini-device{width:110px;height:178px;border-radius:24px 24px 19px 19px;background:linear-gradient(145deg,#fff,#eaede8);box-shadow:0 25px 45px rgba(39,66,58,.18);position:relative}
.mini-device:after{content:"";position:absolute;left:15px;right:15px;bottom:24px;height:55px;background:repeating-linear-gradient(90deg,#d4d8d4 0 2px,transparent 2px 6px);border-radius:10px}
.mini-device.sensor{height:110px;border-radius:50%}
.product-copy{padding:24px}
.price{font-size:18px;font-weight:850}
.kicker{color:var(--leaf);font-weight:800;font-size:13px}
.features{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature{padding:24px;border-top:1px solid #65716e}
.feature .num{font-size:12px;color:#a9b5b1;margin-bottom:26px}
.feature p{color:#bdc9c5;font-size:14px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{border-radius:28px;padding:34px;background:var(--sage)}
.panel.lime{background:var(--lime)}
.panel p{color:#51615c}
.footer{padding:52px 0;background:#10201c;color:#d5dedb}
.footer-grid{display:grid;grid-template-columns:1.5fr repeat(3,1fr);gap:26px}
.footer a{display:block;color:#aebbb7;margin:8px 0;font-size:14px}
.footer small{color:#81908c}
.page-hero{padding:64px 0 34px}
.page-hero h1{font-size:clamp(48px,6vw,76px)}
.shop-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding-bottom:80px}
.badge{display:inline-block;background:#eef1eb;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800}
.support-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:30px;align-items:start;padding-bottom:90px}
.searchbox,input,select,textarea{width:100%;border:1px solid #cdd6d1;border-radius:15px;background:#fff;padding:14px 16px;font:inherit;color:var(--ink);outline:none}
.searchbox:focus,input:focus,textarea:focus{border-color:var(--leaf);box-shadow:0 0 0 3px rgba(63,107,94,.10)}
.faq{border-bottom:1px solid var(--line);padding:17px 0}
.faq button{all:unset;display:flex;justify-content:space-between;gap:20px;width:100%;cursor:pointer;font-weight:800}
.faq-answer{display:none;color:var(--muted);padding:10px 30px 2px 0}
.faq.open .faq-answer{display:block}
.form-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px}
label{display:block;font-size:13px;font-weight:800;margin:14px 0 7px}
.result{margin-top:18px;padding:18px;border-radius:16px;background:#edf4ef;display:none}
.result.show{display:block}
.demo-note{margin-top:18px;background:#fff9dc;border:1px solid #eee2a8;border-radius:14px;padding:14px;font-size:13px;color:#675d2f}
.status-pill{display:inline-flex;padding:6px 10px;border-radius:999px;background:#dfece3;color:#365849;font-weight:850;font-size:12px}
.notice{padding:14px 16px;border-radius:14px;background:#ecf2ee;border:1px solid #d7e1db;color:#496057;font-size:14px}
@media(max-width:900px){
 .nav-links{display:none}.hero-grid,.split,.support-grid{grid-template-columns:1fr}.device-stage{min-height:420px}.grid3,.shop-grid{grid-template-columns:1fr 1fr}.features{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
 .container{width:min(100% - 28px,1180px)}.nav-actions .btn-light{display:none}.hero{padding-top:48px}.grid3,.shop-grid,.features,.footer-grid{grid-template-columns:1fr}.section{padding:64px 0}.device-stage{min-height:370px}.device{width:170px;height:280px}.f1{left:16px;top:20px}.f2{right:16px;bottom:20px}
}


.legal-wrap{max-width:880px}
.legal-wrap h2{font-size:32px;margin-top:44px}
.legal-wrap h3{margin-top:28px}
.legal-wrap p,.legal-wrap li{color:#52615d}
.legal-wrap ul{padding-left:22px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start;padding-bottom:90px}
.contact-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:26px}
.contact-meta{display:grid;gap:14px;margin-top:20px}
.contact-item{padding:16px;border:1px solid var(--line);border-radius:16px;background:#fff}
.account-shell{display:grid;grid-template-columns:240px 1fr;gap:28px;align-items:start;padding-bottom:90px}
.account-nav{background:#fff;border:1px solid var(--line);border-radius:22px;padding:16px;position:sticky;top:92px}
.account-nav button{width:100%;text-align:left;border:0;background:transparent;padding:12px 14px;border-radius:12px;font:inherit;font-weight:750;color:#53615d;cursor:pointer}
.account-nav button.active,.account-nav button:hover{background:#edf2ee;color:var(--ink)}
.account-panel{display:none}
.account-panel.active{display:block}
.account-hero{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-bottom:18px}
.account-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.metric{background:#fff;border:1px solid var(--line);border-radius:20px;padding:22px}
.metric strong{font-size:28px;display:block}
.order-row,.device-row,.sub-row{background:#fff;border:1px solid var(--line);border-radius:18px;padding:18px;margin:12px 0}
.row-head{display:flex;justify-content:space-between;gap:15px;align-items:start}
.muted{color:var(--muted)}
.login-wrap{max-width:560px;margin:0 auto;padding:76px 0 110px}
.login-logo{text-align:center;margin-bottom:30px}
.login-logo .brand{font-size:40px}
.small-actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.link-button{border:0;background:transparent;color:var(--leaf);font-weight:800;cursor:pointer;padding:0}
.success-banner{display:none;background:#e7f2ea;border:1px solid #cde0d2;border-radius:14px;padding:14px;margin-top:14px}
.success-banner.show{display:block}
@media(max-width:900px){
  .contact-grid,.account-shell{grid-template-columns:1fr}
  .account-nav{position:static;display:flex;overflow:auto}
  .account-nav button{min-width:max-content}
}
@media(max-width:650px){
  .account-grid{grid-template-columns:1fr}
}