:root{
  --blue:#0052cc; --navy:#062766; --light:#eef7ff; --text:#0d1b2a;
  --muted:#607084; --white:#fff; --border:#dbe8f5;
  --shadow:0 20px 60px rgba(6,39,102,.15);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;color:var(--text);background:#fff;line-height:1.55}
.container{width:min(1120px,calc(100% - 32px));margin:auto}
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.nav{min-height:96px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.logo{display:flex;align-items:center;gap:18px;color:var(--navy);text-decoration:none;font-weight:800;letter-spacing:-.02em}
.logo-image{width:92px;height:92px;object-fit:contain;border-radius:18px;background:white}
.logo-text{font-size:22px;font-weight:800;color:var(--navy)}
nav{display:flex;gap:22px;align-items:center}
nav a{color:var(--navy);text-decoration:none;font-weight:700;font-size:15px}
.nav-cta{background:var(--blue);color:#fff!important;padding:11px 16px;border-radius:999px}
.hero{position:relative;overflow:hidden;padding:84px 0 72px;background:radial-gradient(circle at 88% 14%,rgba(0,166,255,.26),transparent 32%),linear-gradient(135deg,#fff 0%,#f2f9ff 52%,#dff3ff 100%)}
.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.eyebrow{color:var(--blue);font-weight:900;letter-spacing:.12em;text-transform:uppercase;font-size:13px;margin:0 0 14px}
h1,h2,h3{color:var(--navy);line-height:1.05;margin:0}
h1{font-size:clamp(42px,7vw,76px);letter-spacing:-.06em;max-width:740px}
h2{font-size:clamp(32px,4.3vw,52px);letter-spacing:-.045em}
h3{font-size:24px;letter-spacing:-.025em}
.hero-subtitle{font-size:20px;color:var(--muted);max-width:650px;margin:24px 0 28px}
.hero-buttons{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:18px}
.button{display:inline-flex;align-items:center;justify-content:center;border-radius:14px;padding:15px 20px;font-weight:900;text-decoration:none;border:0;cursor:pointer;font-size:16px}
.button.primary{background:linear-gradient(135deg,var(--blue),#008cff);color:white;box-shadow:0 16px 35px rgba(0,82,204,.26)}
.button.secondary{background:white;color:var(--navy);border:1px solid var(--border)}
.button.full{width:100%}
.trust-note{color:var(--muted);font-weight:700}
.hero-card{display:flex;justify-content:center}
.water-card{width:100%;max-width:500px;padding:34px;border-radius:30px;background:rgba(255,255,255,.92);border:1px solid rgba(255,255,255,.95);box-shadow:var(--shadow);backdrop-filter:blur(10px)}
.water-card h2{font-size:40px;margin-bottom:12px}
.card-intro{margin:0 0 14px;color:var(--muted);font-weight:700}
.problem-list{padding:0;margin:0;list-style:none}
.problem-list li{padding:14px 0;border-bottom:1px solid var(--border)}
.problem-list li:last-child{border-bottom:none}
.problem-list strong{display:block;font-size:17px;color:var(--navy);margin-bottom:4px}
.problem-list span{display:block;color:var(--muted);font-size:15px}
.card-button{margin-top:22px;width:100%}
.problem-strip{background:var(--navy);color:white;padding:22px 0}
.strip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.strip-grid div{padding:10px 0}.strip-grid strong{display:block;font-size:18px}.strip-grid span{display:block;color:#c9e3ff;font-size:14px}
.section{padding:86px 0}.soft-bg{background:linear-gradient(180deg,#f6fbff,#edf8ff)}
.section-heading{max-width:820px;margin-bottom:38px}.section-heading p:not(.eyebrow){color:var(--muted);font-size:18px}
.service-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.service-card{background:white;border:1px solid var(--border);border-radius:28px;padding:34px;box-shadow:0 16px 44px rgba(6,39,102,.08)}
.service-card.featured{background:linear-gradient(180deg,#fff,#f0f8ff);border-color:#b9dcff}
.icon{width:58px;height:58px;display:grid;place-items:center;border-radius:18px;background:var(--light);font-size:30px;margin-bottom:18px}
.service-card p{color:var(--muted)}.service-card ul{margin:20px 0 0;padding-left:20px;color:var(--text);font-weight:650}.service-card li{margin:9px 0}
.benefit-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.benefit{background:white;border:1px solid var(--border);border-radius:24px;padding:26px;box-shadow:0 14px 34px rgba(6,39,102,.06)}
.benefit span{display:inline-block;color:var(--blue);font-weight:950;letter-spacing:.08em;margin-bottom:14px}
.benefit p{color:var(--muted);margin-bottom:0}
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.step{padding:30px;background:white;border-radius:26px;border:1px solid var(--border)}
.step span{width:46px;height:46px;display:grid;place-items:center;border-radius:50%;background:var(--blue);color:white;font-weight:900;margin-bottom:18px}.step p{color:var(--muted)}
.local-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:30px;align-items:center}.local-grid p{color:var(--muted);font-size:18px}
.local-box{background:linear-gradient(135deg,var(--navy),var(--blue));color:white;padding:36px;border-radius:28px;box-shadow:var(--shadow)}
.local-box h3{color:white}.local-box p{color:#dceeff}
.contact{background:var(--navy);color:white}.contact h2,.contact h3{color:white}.contact p{color:#dceeff}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:36px;align-items:start}
.contact-details{margin-top:24px;padding:20px;border-radius:20px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12)}
.placeholder{color:#9ed6ff}.lead-form{background:white;color:var(--text);padding:30px;border-radius:28px;box-shadow:var(--shadow)}
.lead-form label{display:block;font-weight:800;color:var(--navy);margin-bottom:16px}
input,select,textarea{width:100%;margin-top:7px;padding:14px 15px;border-radius:14px;border:1px solid var(--border);font:inherit}
input:focus,select:focus,textarea:focus{outline:3px solid rgba(0,82,204,.16);border-color:var(--blue)}
.form-note{margin:14px 0 0!important;color:var(--muted)!important;font-size:13px}
.site-footer{padding:28px 0;background:#031638;color:#bad8ff}
.footer-grid{display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}.footer-grid p{margin:0}

/* Product page */
.page-hero{padding:72px 0;background:linear-gradient(135deg,#f7fbff,#dff3ff)}
.page-hero p{font-size:20px;color:var(--muted);max-width:760px}
.products-wrap{display:grid;gap:34px}
.product-detail{display:grid;grid-template-columns:1fr .9fr;gap:32px;align-items:stretch;background:#fff;border:1px solid var(--border);border-radius:34px;padding:34px;box-shadow:0 16px 44px rgba(6,39,102,.08)}
.product-detail:nth-child(even){background:linear-gradient(180deg,#fff,#f1f9ff)}
.product-copy p{color:var(--muted);font-size:17px}
.product-badge{display:inline-flex;align-items:center;gap:8px;background:var(--light);color:var(--blue);font-weight:900;border-radius:999px;padding:8px 12px;margin-bottom:18px;font-size:13px;text-transform:uppercase;letter-spacing:.06em}
.product-features{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:24px}
.feature-pill{background:var(--light);border:1px solid var(--border);border-radius:16px;padding:14px;font-weight:800;color:var(--navy)}
.product-visual{border-radius:28px;background:radial-gradient(circle at top right,rgba(0,166,255,.28),transparent 45%),linear-gradient(135deg,#eef8ff,#fff);display:flex;align-items:center;justify-content:center;min-height:360px;padding:28px;position:relative;overflow:hidden}
.product-visual:after{content:"";position:absolute;right:-80px;bottom:-80px;width:220px;height:220px;border-radius:50%;background:rgba(0,82,204,.12)}
.system-illustration{position:relative;z-index:1;display:flex;align-items:flex-end;gap:24px}
.tank{width:82px;height:270px;border-radius:38px;background:linear-gradient(180deg,#0a2b68,#071a3f);box-shadow:inset 0 0 0 5px rgba(255,255,255,.1),0 18px 38px rgba(6,39,102,.18);position:relative}
.tank:before{content:"";position:absolute;top:-42px;left:12px;width:58px;height:50px;border-radius:12px;background:#1d2b44}
.tank:after{content:"";position:absolute;left:15px;right:15px;top:70px;bottom:40px;border-radius:18px;background:linear-gradient(180deg,#3d3d3d 0 34%,#c89023 34% 70%,#5c5c5c 70% 100%);opacity:.95}
.brine{width:92px;height:160px;border-radius:24px 24px 14px 14px;background:linear-gradient(180deg,#f6fbff,#cbd7e6);box-shadow:0 16px 34px rgba(6,39,102,.16);position:relative}
.brine:before{content:"";position:absolute;top:-20px;left:6px;right:6px;height:34px;border-radius:12px;background:#1d2b44}
.ro-box{width:170px;height:210px;border-radius:18px;background:linear-gradient(90deg,#0a0f1d 0 38%,#fff 38% 100%);box-shadow:0 18px 40px rgba(6,39,102,.18)}
.faucet{width:70px;height:150px;border:12px solid #ccd7e6;border-left:0;border-bottom:0;border-radius:0 60px 0 0;margin-left:6px}
.product-note{margin-top:22px;background:#f2f6fb;border-radius:18px;padding:16px;color:var(--muted);font-size:14px}
.comparison-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.comparison-card{padding:28px;border:1px solid var(--border);border-radius:26px;background:white;box-shadow:0 14px 34px rgba(6,39,102,.06)}
.comparison-card h3{margin-bottom:12px}
.comparison-card p{color:var(--muted)}
@media (max-width:1000px){.benefit-grid{grid-template-columns:repeat(2,1fr)}.product-detail{grid-template-columns:1fr}.comparison-grid{grid-template-columns:1fr}}
@media (max-width:900px){.nav{align-items:flex-start;flex-direction:column;padding:16px 0}nav{width:100%;overflow:auto;padding-bottom:4px}.hero-grid,.service-grid,.steps,.local-grid,.contact-grid,.strip-grid{grid-template-columns:1fr}.hero{padding:56px 0}.section{padding:60px 0}}
@media (max-width:580px){.benefit-grid,.product-features{grid-template-columns:1fr}.container{width:min(100% - 22px,1120px)}h1{font-size:42px}h2{font-size:34px}.hero-subtitle{font-size:17px}.button{width:100%}.service-card,.lead-form,.local-box,.water-card,.product-detail{padding:24px}.logo-image{width:74px;height:74px}.logo-text{font-size:18px}.water-card h2{font-size:34px}}