:root{
  --navy:#0c2239;
  --navy-2:#102d49;
  --green:#168232;
  --green-dark:#0f6a29;
  --green-soft:#eef8f0;
  --text:#183047;
  --muted:#5a6b7a;
  --line:#dfe6eb;
  --surface:#ffffff;
  --surface-2:#f7f9fa;
  --footer:#092039;
  --shadow:0 14px 36px rgba(17,38,59,.08);
  --radius:14px;
}
*{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(--text);background:#fff;font-size:17px;line-height:1.58;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button,input,textarea{font:inherit}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}

/* Header */
.site-header{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid rgba(16,45,73,.08)}
.header-inner{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.brand{display:flex;align-items:center;gap:11px;font-weight:800;font-size:25px;letter-spacing:-.5px;color:var(--navy)}
.brand .monitor{width:39px;height:29px;border:2px solid var(--green);border-radius:2px;position:relative;display:inline-block}
.brand .monitor:before{content:"";position:absolute;left:50%;bottom:-7px;width:2px;height:7px;background:var(--green);transform:translateX(-50%)}
.brand .monitor:after{content:"";position:absolute;left:8px;right:8px;bottom:-9px;height:2px;background:var(--green)}
.brand .green{color:var(--green)}
.nav{display:flex;align-items:center;gap:34px;font-size:14px;font-weight:800;letter-spacing:.01em}
.nav a:not(.btn){padding:12px 0}
.nav a:not(.btn):hover{color:var(--green)}
.menu-toggle{display:none;background:none;border:0;padding:8px;font-size:26px;color:var(--navy)}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border-radius:5px;font-size:15px;font-weight:800;letter-spacing:.01em;border:1px solid transparent;cursor:pointer;transition:.18s ease}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark);transform:translateY(-1px)}
.btn-secondary{background:#fff;border-color:#73879a;color:var(--navy)}
.btn-secondary:hover{border-color:var(--green);color:var(--green)}

/* Hero */
.hero{
  position:relative;
  background-image:url(../img/hero-stairwell.webp);
  background-size:cover;
  background-position:center center;
  background-repeat:no-repeat;
}
.hero-grid{display:grid;grid-template-columns:46% 54%;min-height:620px}
.hero-copy{
  padding:58px 48px 48px 40px;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-self:stretch;
  background:rgba(251,250,247,.84);
  backdrop-filter:blur(2px);
  -webkit-backdrop-filter:blur(2px);
  box-shadow:18px 0 34px rgba(12,34,57,.05);
}
.hero h1{margin:0 0 22px;font-size:clamp(46px,3.8vw,52px);line-height:1.02;letter-spacing:-2.2px;color:var(--navy);font-weight:850}
.hero h1 .dot{color:var(--navy)}
.hero-lead{font-size:19px;line-height:1.62;max-width:570px;margin:0 0 30px;color:#2e465a}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:34px}
.hero-benefits{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px 28px;margin-bottom:34px;max-width:540px}
.benefit{display:flex;align-items:center;gap:10px;font-size:15px;font-weight:750;color:#233c52}
.benefit svg{width:22px;height:22px;stroke:var(--navy);fill:none;stroke-width:1.7;flex:0 0 auto}
.hero-note{display:flex;align-items:center;gap:18px;background:rgba(255,255,255,.88);border:1px solid #e6e8e8;border-radius:6px;padding:18px 20px;max-width:560px;box-shadow:0 7px 22px rgba(20,39,54,.07)}
.hero-note-icon{width:55px;height:40px;border:2px solid var(--green);position:relative;flex:0 0 auto}
.hero-note-icon:before{content:"";position:absolute;left:50%;bottom:-8px;width:2px;height:8px;background:var(--green);transform:translateX(-50%)}
.hero-note-icon:after{content:"";position:absolute;left:11px;right:11px;bottom:-11px;height:2px;background:var(--green)}
.hero-note strong{display:block;font-size:17px;color:var(--navy);margin-bottom:2px}
.hero-note span{font-size:15px;line-height:1.45;color:#4d6274}
.hero-photo{display:none}

/* Generic sections */
.section{padding:82px 0}
.section-head{text-align:center;max-width:760px;margin:0 auto 42px}
.section-head h2{font-size:38px;line-height:1.15;letter-spacing:-1px;color:var(--navy);margin:0 0 12px}
.section-head p{font-size:17px;line-height:1.65;margin:0;color:var(--muted)}

/* Features */
.features{background:#fff}
.feature-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}
.feature-card{border:1px solid var(--line);border-radius:8px;padding:28px 24px 26px;min-height:225px;text-align:center;background:#fff;box-shadow:0 4px 16px rgba(16,45,73,.025);display:flex;flex-direction:column;align-items:center}
.feature-icon{height:52px;margin-bottom:15px;display:flex;align-items:center;justify-content:center}
.feature-icon svg{width:42px;height:42px;stroke:var(--green);fill:none;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.feature-card h3{font-size:19px;line-height:1.25;margin:0 0 10px;color:var(--navy);letter-spacing:-.2px}
.feature-card p{font-size:16px;line-height:1.55;margin:0;color:#526678}

/* Pricing */
.pricing{background:linear-gradient(180deg,#fbfcfc 0,#f7f9fa 100%)}
.pricing-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px;align-items:stretch}
.price-card{position:relative;background:#fff;border:1px solid #d9e1e6;border-radius:9px;padding:34px 30px 30px;min-height:555px;display:flex;flex-direction:column;box-shadow:0 5px 18px rgba(16,45,73,.035)}
.price-card.popular{border-color:#5baa67;box-shadow:0 12px 30px rgba(22,130,50,.12)}
.popular-label{position:absolute;top:0;left:-1px;right:-1px;height:30px;background:var(--green);color:#fff;border-radius:9px 9px 0 0;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:850;letter-spacing:.04em}
.price-card.popular{padding-top:50px}
.plan{text-align:center;margin-bottom:24px}
.plan h3{margin:0 0 4px;font-size:22px;color:var(--navy)}
.plan .for{font-size:14px;color:var(--muted);margin-bottom:10px}
.price{font-size:38px;line-height:1;font-weight:850;letter-spacing:-1.1px;color:var(--navy)}
.price small{font-size:15px;font-weight:650;letter-spacing:0}
.price-list{list-style:none;margin:3px 0 28px;padding:0;display:grid;gap:11px}
.price-list li{display:flex;gap:10px;align-items:flex-start;font-size:16px;line-height:1.45;color:#344b60}
.price-list li:before{content:"✓";color:var(--green);font-weight:900;flex:0 0 auto}
.price-card .btn{margin-top:auto;width:100%}

/* Demo */
.demo-strip{background:#f3f8f4;border-top:1px solid #e0ece2;border-bottom:1px solid #e0ece2}
.demo-inner{min-height:160px;display:grid;grid-template-columns:auto 1fr auto;gap:28px;align-items:center}
.demo-screen{width:74px;height:56px;border:2px solid var(--green);position:relative;border-radius:3px;display:grid;place-items:center;color:var(--green);font-size:28px}
.demo-screen:before{content:"";position:absolute;left:50%;bottom:-10px;width:2px;height:10px;background:var(--green);transform:translateX(-50%)}
.demo-screen:after{content:"";position:absolute;left:16px;right:16px;bottom:-13px;height:2px;background:var(--green)}
.demo-copy h3{font-size:24px;line-height:1.25;margin:0 0 5px;color:var(--navy)}
.demo-copy p{font-size:16px;margin:0;color:#4c6275}

/* About / contact */
.about{background:#fff}
.about-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.about-panel{background:#f7faf8;border:1px solid #dfe9e1;border-radius:12px;padding:34px}
.about h2,.contact h2{font-size:36px;line-height:1.15;margin:0 0 16px;color:var(--navy);letter-spacing:-.8px}
.about p{font-size:17px;color:#526678;margin:0 0 18px}
.checks{display:grid;gap:22px;margin-top:22px}
.checks > div{display:grid;grid-template-columns:22px minmax(0,1fr);gap:12px;align-items:start;font-size:16px;line-height:1.55}
.checks > div > span{color:var(--green);font-weight:900;font-size:18px;line-height:1.35}
.checks > div > div{display:block;min-width:0}
.checks strong{display:block;margin-bottom:3px;font-size:17px;line-height:1.35;color:var(--navy)}
.contact{background:#f8fafb}
.contact-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:52px;align-items:start}
.contact p{font-size:17px;color:#526678}
.contact-form{background:#fff;border:1px solid var(--line);border-radius:12px;padding:30px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:grid;gap:7px;margin-bottom:16px}
.field label{font-size:14px;font-weight:800;color:#294157}
.field input,.field textarea{width:100%;border:1px solid #cdd8df;border-radius:6px;padding:13px 14px;color:var(--navy);background:#fff;outline:none}
.field input{height:49px}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field textarea:focus{border-color:var(--green);box-shadow:0 0 0 3px rgba(22,130,50,.08)}
.form-note{font-size:13px;color:#728391;margin:8px 0 0}

/* Trust + footer */
.trust{background:#fff;border-top:1px solid #edf1f3}
.trust-grid{min-height:96px;display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:18px;align-items:center}
.trust-item{display:flex;align-items:center;justify-content:center;gap:9px;font-size:14px;color:#334b60;text-align:center}
.trust-item svg{width:22px;height:22px;stroke:var(--navy);fill:none;stroke-width:1.7;flex:0 0 auto}
.footer{background:var(--footer);color:#d7e2eb;padding:34px 0}
.footer-grid{display:grid;grid-template-columns:1fr 1fr 1fr;gap:24px;align-items:center}
.footer .brand{color:#fff;font-size:22px}
.footer-center{text-align:center;font-size:14px;line-height:1.5}
.footer-right{text-align:right;font-size:14px}

@media (max-width:1000px){
  .nav{gap:20px}.hero-grid{grid-template-columns:1fr}.hero{background-position:center center}.hero-copy{padding:54px 34px 46px;background:rgba(251,250,247,.91);max-width:680px}.hero-photo{display:none}.feature-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.pricing-grid{grid-template-columns:1fr;max-width:640px;margin:0 auto}.price-card{min-height:auto}.about-grid,.contact-grid{grid-template-columns:1fr}.trust-grid{grid-template-columns:repeat(2,1fr);padding:22px 0}.demo-inner{grid-template-columns:auto 1fr}.demo-inner .btn{grid-column:2;justify-self:start;margin-bottom:24px}
}
@media (max-width:760px){
  body{font-size:16px}.container{width:min(100% - 28px,1180px)}.header-inner{min-height:70px}.brand{font-size:21px}.nav{display:none;position:absolute;left:0;right:0;top:70px;background:#fff;border-bottom:1px solid var(--line);padding:18px 24px;flex-direction:column;align-items:stretch;gap:4px}.nav.open{display:flex}.nav .btn{margin-top:8px}.menu-toggle{display:block}.hero h1{font-size:44px}.hero-lead{font-size:18px}.hero-benefits{grid-template-columns:1fr}.hero-photo{height:330px}.section{padding:64px 0}.section-head h2{font-size:32px}.feature-grid{grid-template-columns:1fr}.feature-card{min-height:auto;padding:26px 22px}.pricing-grid{gap:18px}.demo-inner{grid-template-columns:1fr;padding:34px 0}.demo-inner .btn{grid-column:1;margin-bottom:0}.form-row{grid-template-columns:1fr}.trust-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr;text-align:center}.footer-right{text-align:center}.footer .brand{justify-content:center}
}

/* Contact section without interest form */
.contact-grid{display:block;max-width:760px}