:root{
  --ink:#0d1220;
  --ink-soft:#39445c;
  --muted:#6b7691;
  --line:#e3e7f0;
  --bg:#ffffff;
  --bg-alt:#f5f7fb;
  --dark:#0b1120;
  --accent:#16d39a;
  --accent-deep:#0a8f68;
  --radius:16px;
  --max:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,"Helvetica Neue",Arial,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
}
img,svg{max-width:100%}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--max);margin:0 auto;padding:0 24px}

/* header */
.site-header{
  position:sticky;top:0;z-index:40;
  background:rgba(255,255,255,.86);
  backdrop-filter:saturate(160%) blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:72px}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand-mark{width:30px;height:30px;color:var(--accent-deep)}
.brand-text{font-weight:700;letter-spacing:.09em;font-size:15px;display:flex;flex-direction:column;line-height:1;gap:3px}
.brand-text em{font-style:normal;font-weight:500;font-size:8.5px;letter-spacing:.26em;color:var(--muted)}
.nav{display:flex;align-items:center;gap:26px;font-size:15px}
.nav a{color:var(--ink-soft)}
.nav a:hover{color:var(--ink)}
.nav-cta{background:var(--ink);color:#fff !important;padding:9px 18px;border-radius:999px;font-weight:600}
.nav-cta:hover{background:var(--accent-deep)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 14px;font-size:14px;color:var(--ink)}

/* hero */
.hero{
  background:
    radial-gradient(900px 420px at 82% -10%, rgba(22,211,154,.16), transparent 60%),
    radial-gradient(700px 380px at 8% 0%, rgba(59,110,255,.10), transparent 55%),
    var(--bg);
  border-bottom:1px solid var(--line);
}
.hero-inner{padding:96px 24px 84px}
.hero-copy h1{font-size:clamp(28px,3.15vw,43px);line-height:1.1;letter-spacing:-.025em;margin:0 0 20px;font-weight:700;max-width:19ch}
.hero-copy h1 span{color:var(--accent-deep)}
.hero-copy .lede{max-width:46ch}
.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center;padding:76px 24px 72px}
.hero-copy .hero-actions{margin-bottom:44px}
.eyebrow{
  text-transform:uppercase;letter-spacing:.18em;font-size:12px;font-weight:600;
  color:var(--accent-deep);margin:0 0 18px;
}
.hero h1{font-size:clamp(34px,5.2vw,60px);line-height:1.08;letter-spacing:-.02em;margin:0 0 22px;font-weight:700}
.accent{color:var(--accent-deep)}
.lede{font-size:clamp(17px,2vw,20px);color:var(--ink-soft);max-width:56ch;margin:0 0 32px}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:56px}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:14px 26px;border-radius:999px;font-weight:600;font-size:16px;border:1px solid transparent;transition:.18s ease}
.btn-primary{background:var(--accent);color:#04140f}
.btn-primary:hover{background:var(--accent-deep);color:#fff}
.btn-ghost{border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink)}
.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:0;padding:26px 0 0;border-top:1px solid var(--line)}
.hero-stats dt{font-weight:700;font-size:20px;letter-spacing:-.01em}
.hero-stats dd{margin:4px 0 0;color:var(--muted);font-size:14.5px}

/* sections */
.section{padding:92px 0}
.section-alt{background:var(--bg-alt);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-dark{background:var(--dark);color:#eef2f8}
.section-dark .eyebrow{color:var(--accent)}
.section-dark h2{color:#fff}
.section h2{font-size:clamp(27px,3.4vw,40px);line-height:1.14;letter-spacing:-.02em;margin:0 0 16px}
.section-lede{color:var(--ink-soft);max-width:62ch;margin:0 0 44px}
.section-dark .section-lede{color:#a9b6cc}

/* hero visual */
.hero-visual{position:relative;display:flex;justify-content:center;align-items:flex-start;min-height:520px}
.device-cabinet{
  width:min(268px,60%);height:auto;display:block;
  filter:drop-shadow(0 30px 50px rgba(13,18,32,.20));
}
.phone-card{
  position:absolute;right:2px;bottom:24px;width:172px;background:#fff;border:1px solid var(--line);
  border-radius:22px;padding:14px 12px 12px;box-shadow:0 26px 60px -26px rgba(13,18,32,.45);
}
.phone-notch{width:52px;height:5px;border-radius:3px;background:#e3e7f0;margin:0 auto 12px}
.phone-title{margin:0 0 8px;font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted)}
.phone-map{background:#f5f7fb;border-radius:12px;overflow:hidden;margin-bottom:10px}
.phone-map svg{display:block;width:100%;height:auto}
.phone-row{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;padding:7px 0;border-bottom:1px solid var(--line);color:var(--ink-soft)}
.phone-row b{color:var(--accent-deep);font-size:13px}
.phone-cta{margin-top:12px;text-align:center;background:var(--accent);color:#04140f;border-radius:10px;font-size:12.5px;font-weight:600;padding:9px 0}
.float-chip{
  position:absolute;right:26%;top:34px;background:#fff;border:1px solid var(--line);border-radius:999px;
  padding:8px 14px;font-size:12.5px;color:var(--ink-soft);box-shadow:0 16px 34px -22px rgba(13,18,32,.4);
  display:flex;align-items:center;gap:8px;
}
.float-chip .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(22,211,154,.16)}

/* dashboard mockup */
.dash{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;box-shadow:0 30px 70px -50px rgba(13,18,32,.5);margin-bottom:44px}
.dash-bar{display:flex;align-items:center;gap:7px;background:#f5f7fb;border-bottom:1px solid var(--line);padding:11px 16px}
.dash-dot{width:9px;height:9px;border-radius:50%;background:#d5dce8}
.dash-url{margin-left:10px;font-size:11.5px;color:var(--muted);letter-spacing:.02em}
.dash-body{padding:22px}
.dash-kpis{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-bottom:20px}
.kpi{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:#fbfcfe}
.kpi span{display:block;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);margin-bottom:6px}
.kpi b{font-size:22px;letter-spacing:-.02em}
.kpi i{display:block;font-style:normal;font-size:11px;color:var(--muted);margin-top:4px}
.kpi i.up{color:var(--accent-deep)}
.kpi i.warn{color:#c0781a}
.dash-chart{border:1px solid var(--line);border-radius:12px;padding:14px 16px 10px;margin-bottom:18px;background:#fff}
.chart-head{display:flex;justify-content:space-between;font-size:12.5px;color:var(--ink-soft);margin-bottom:8px}
.chart-head .muted{color:var(--muted)}
.dash-chart svg{width:100%;height:120px;display:block}
.chart-axis{display:flex;justify-content:space-between;font-size:10.5px;color:var(--muted);margin-top:6px}
.dash-table{border:1px solid var(--line);border-radius:12px;overflow:hidden}
.dash-table .row{display:grid;grid-template-columns:1.6fr .8fr .8fr .9fr .8fr;gap:8px;padding:10px 14px;font-size:12.5px;color:var(--ink-soft);border-top:1px solid var(--line);align-items:center}
.dash-table .row:first-child{border-top:none}
.dash-table .row.head{background:#f5f7fb;font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;color:var(--muted)}
.pill{display:inline-block;padding:3px 9px;border-radius:999px;font-size:10.5px;letter-spacing:.04em}
.pill.ok{background:rgba(22,211,154,.14);color:var(--accent-deep)}
.pill.warn{background:rgba(214,143,32,.14);color:#a2660f}

/* field photos */
.field-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:22px}
.field-card{margin:0;border-radius:18px;overflow:hidden;border:1px solid var(--line);background:#fff;box-shadow:0 24px 60px -46px rgba(13,18,32,.5)}
.field-card img{display:block;width:100%;aspect-ratio:4/3;object-fit:cover}
.field-card figcaption{padding:16px 18px 18px;display:flex;flex-direction:column;gap:4px}
.field-card b{font-size:16px}
.field-card span{font-size:14px;color:var(--ink-soft)}

/* product art */
.card-art{height:220px;display:flex;align-items:center;justify-content:center;margin:-4px 0 20px}
.card-art img{height:100%;width:auto;max-width:100%;object-fit:contain}
.card-art-wide img{height:auto;width:100%}
.card-art-bank img{height:210px;width:auto}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:.2s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 18px 40px -28px rgba(13,18,32,.35)}
.card-art{width:88px;height:88px;color:var(--accent-deep);margin-bottom:16px}
.card h3{margin:0 0 10px;font-size:19px}
.card p{margin:0 0 14px;color:var(--ink-soft);font-size:15.5px}
.card ul{margin:0;padding-left:18px;color:var(--muted);font-size:14.5px}
.card li{margin-bottom:6px}

/* split blocks */
.split{display:grid;grid-template-columns:1fr 1fr;gap:38px;padding:30px 0;border-top:1px solid var(--line)}
.split:first-of-type{border-top:none;padding-top:0}
.split h3{margin:0 0 10px;font-size:20px}
.split p{margin:0 0 14px;color:var(--ink-soft);font-size:15.5px}
.ticks{list-style:none;margin:0;padding:0;font-size:15px;color:var(--ink-soft)}
.ticks li{position:relative;padding-left:24px;margin-bottom:8px}
.ticks li::before{content:"";position:absolute;left:0;top:9px;width:9px;height:9px;border-radius:50%;background:var(--accent)}

/* grid features */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:30px 34px}
.feature h3{margin:0 0 8px;font-size:17.5px}
.feature p{margin:0;color:var(--ink-soft);font-size:15px}

/* steps */
.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:26px}
.steps li{border-top:1px solid rgba(255,255,255,.16);padding-top:20px}
.steps span{display:block;font-size:13px;letter-spacing:.2em;color:var(--accent);margin-bottom:12px;font-weight:600}
.steps h3{margin:0 0 8px;font-size:18px;color:#fff}
.steps p{margin:0;color:#a9b6cc;font-size:14.5px}

/* contact */
.contact-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:start}
.contact-list{list-style:none;margin:28px 0 0;padding:0;font-size:15.5px}
.contact-list li{display:flex;gap:14px;padding:11px 0;border-bottom:1px solid var(--line)}
.contact-list span{min-width:104px;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.12em;padding-top:3px}
.contact-form{background:var(--bg-alt);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.contact-form label{display:block;font-size:13px;text-transform:uppercase;letter-spacing:.12em;color:var(--muted);margin-bottom:16px}
.contact-form input,.contact-form textarea{
  display:block;width:100%;margin-top:7px;padding:12px 14px;border:1px solid var(--line);
  border-radius:10px;font-size:16px;font-family:inherit;color:var(--ink);background:#fff;
}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.form-note{margin:14px 0 0;font-size:13px;color:var(--muted)}

/* footer */
.site-footer{border-top:1px solid var(--line);padding:34px 0;font-size:14px;color:var(--muted)}
.footer-inner{display:flex;flex-wrap:wrap;gap:16px;justify-content:space-between;align-items:center}
.footer-inner nav{display:flex;gap:20px}

/* privacy page */
.legal{padding:72px 0;max-width:74ch}
.legal h1{font-size:clamp(28px,4vw,40px);margin:0 0 8px;letter-spacing:-.02em}
.legal h2{font-size:20px;margin:34px 0 10px}
.legal p,.legal li{color:var(--ink-soft);font-size:15.5px}
.legal .updated{color:var(--muted);font-size:14px;margin-bottom:34px}

@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr;gap:40px;padding:56px 24px 48px}
  .hero-visual{min-height:0;justify-content:flex-start}
  .device-cabinet{width:min(300px,70%)}
  .phone-card{position:relative;right:auto;bottom:auto;margin-top:-90px;margin-left:auto;width:170px}
  .dash-kpis{grid-template-columns:1fr 1fr}
  .field-grid{grid-template-columns:1fr}
  .cards,.grid-3,.steps{grid-template-columns:1fr 1fr}
  .contact-wrap,.split{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:1fr;gap:14px}
}
@media (max-width:640px){
  .dash-table .row{grid-template-columns:1.4fr .8fr .8fr;font-size:11.5px}
  .dash-table .row span:nth-child(4),.dash-table .row span:nth-child(5){display:none}
  .float-chip{top:6px;font-size:11.5px;padding:7px 12px}
}
@media (max-width:640px){
  body{font-size:16px}
  .nav{display:none;position:absolute;top:72px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);flex-direction:column;align-items:flex-start;gap:0;padding:8px 24px 18px}
  .nav.open{display:flex}
  .nav a{width:100%;padding:12px 0;border-bottom:1px solid var(--line)}
  .nav-cta{text-align:center;margin-top:10px;border-bottom:none !important}
  .nav-toggle{display:inline-block}
  .cards,.grid-3,.steps{grid-template-columns:1fr}
  .hero-inner{padding:64px 24px 56px}
  .section{padding:64px 0}
}