:root{--bg:#fff;--fg:#0f172a;--muted:#475569;--line:#e2e8f0;--brand:#0a5cff;--brand-d:#0846c4;--soft:#f1f5ff;--card:#fff}
@media (prefers-color-scheme:dark){:root{--bg:#0b1020;--fg:#e8ecf8;--muted:#9aa6c4;--line:#232b45;--brand:#5b8cff;--brand-d:#8aaeff;--soft:#121a33;--card:#10172d}}
*{box-sizing:border-box}
body{margin:0;font:16px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg)}
a{color:var(--brand)}
.wrap{max-width:1040px;margin:0 auto;padding:0 16px}
header.nav{border-bottom:1px solid var(--line);position:sticky;top:0;background:var(--bg);z-index:5}
header.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:60px;gap:12px}
.logo{font-weight:800;text-decoration:none;color:var(--fg);letter-spacing:-.02em}
nav a{margin-left:16px;text-decoration:none;color:var(--muted);font-size:15px}
nav a:hover{color:var(--fg)}
.hero{padding:72px 0 48px}
.hero h1{font-size:clamp(30px,5vw,52px);line-height:1.1;margin:0 0 16px;letter-spacing:-.03em}
.hero p{font-size:19px;color:var(--muted);max-width:680px}
.cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{display:inline-block;padding:12px 20px;border-radius:10px;background:var(--brand);color:#fff;text-decoration:none;font-weight:600}
.btn:hover{background:var(--brand-d)}
.btn.alt{background:transparent;color:var(--brand);border:1px solid var(--brand)}
section{padding:40px 0}
section h2{font-size:28px;letter-spacing:-.02em;margin:0 0 20px}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted)}
.soft{background:var(--soft)}
.price{font-size:32px;font-weight:800;margin:4px 0}
table{width:100%;border-collapse:collapse;font-size:15px}
th,td{text-align:left;padding:10px;border-bottom:1px solid var(--line)}
details{border-bottom:1px solid var(--line);padding:14px 0}
summary{cursor:pointer;font-weight:600}
details p{color:var(--muted);margin:8px 0 0}
.tags{display:flex;flex-wrap:wrap;gap:8px}
.tags span{border:1px solid var(--line);border-radius:999px;padding:4px 12px;font-size:14px;color:var(--muted)}
.form-box{border:1px solid var(--line);border-radius:14px;padding:clamp(16px,3vw,32px);min-height:320px;background:#fff;color:#0f172a;color-scheme:light;overflow:hidden}
.form-box iframe{display:block;width:100%;border:0;background:#fff;color-scheme:light}
.note{font-size:14px;color:var(--muted)}
footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:14px}

/* Shared visual style */
:root{color-scheme:light;--bg:#f9faf8;--fg:#172a28;--muted:#61716d;--line:#dce4df;--brand:#216557;--brand-d:#164c41;--soft:#edf2ed;--card:#fff}
html{scroll-behavior:smooth;scroll-padding-top:100px}body{font:16px/1.7 'Segoe UI',system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}a{text-underline-offset:4px}button,input,textarea,select{font:inherit}button,a,input,textarea,select{touch-action:manipulation}:focus-visible{outline:3px solid #82bba4;outline-offset:4px}.wrap{max-width:1160px;padding:0 32px}
header.nav{background:rgba(249,250,248,.95);backdrop-filter:blur(16px)}header.nav .wrap{min-height:84px;height:auto;gap:24px}.logo{display:inline-flex;align-items:center;gap:10px;font-size:21px;font-weight:750;letter-spacing:-.8px}.logo:before{content:'';width:23px;height:23px;background:var(--brand);border-radius:7px 7px 7px 2px;box-shadow:inset -7px -7px 0 #ffffff24}nav{display:flex;align-items:center;gap:26px;flex-wrap:wrap}nav a{margin:0;font-size:14px;font-weight:500}
section{padding:80px 0}.hero{padding:100px 0 88px;border-bottom:1px solid var(--line)}.hero h1{max-width:940px;font-size:clamp(36px,5.3vw,68px);font-weight:650;line-height:1.1;margin:0 0 28px;letter-spacing:-.055em;text-wrap:balance}.hero p{font-size:19px;line-height:1.75;max-width:710px;margin:0 0 24px}.eyebrow{display:inline-flex;align-items:center;gap:9px;font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand);margin-bottom:28px}.eyebrow:before{content:'';width:7px;height:7px;background:var(--brand);border-radius:50%}.hero-layout{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(260px,.7fr);gap:64px;align-items:center}.hero-layout h1{font-size:clamp(36px,4.3vw,60px)}.hero-aside{background:var(--soft);border:1px solid var(--line);border-radius:24px;padding:32px}.hero-aside .aside-label{font-size:11px;letter-spacing:.13em;font-weight:700;color:var(--muted);text-transform:uppercase}.hero-aside .metric{font-size:64px;letter-spacing:-.07em;line-height:1.2;font-weight:600;margin:28px 0 8px}.hero-aside p{font-size:15px;margin:0}.hero-aside .aside-rule{height:1px;background:var(--line);margin:28px 0}.hero-aside .aside-foot{display:flex;gap:10px;align-items:center;color:var(--brand);font-size:13px;font-weight:600}.hero-aside .aside-foot:before{content:'✓';background:#d7e6db;border-radius:50%;width:24px;height:24px;text-align:center}.cta{margin-top:32px}.btn{display:inline-flex;justify-content:center;align-items:center;gap:8px;padding:14px 22px;border:1px solid transparent;border-radius:10px;font-size:14px;font-weight:600;line-height:1.5;transition:background .18s,box-shadow .18s}.btn:hover{box-shadow:0 4px 14px #21655718}.btn.alt{color:var(--fg);border-color:#c8d3cd}.btn.alt:hover{background:var(--soft)}
section h2{font-size:clamp(26px,3vw,36px);font-weight:600;letter-spacing:-.035em;line-height:1.2;margin:0 0 32px;text-wrap:balance}.grid{gap:18px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}.card{border-radius:16px;padding:28px}.card h3{margin:0 0 12px;font-size:17px;letter-spacing:-.02em;font-weight:650;line-height:1.4}.card p{font-size:15px;line-height:1.75}.price{font-size:36px;font-weight:600;letter-spacing:-.04em;margin:20px 0 16px;line-height:1.2}th,td{padding:14px}details{border-color:#d4dfd7;padding:22px 0;max-width:900px}summary{font-weight:550;line-height:1.5}details p{margin:14px 0 0;max-width:760px}.tags{gap:10px}.tags span{border-color:#cbd8ce;background:#ffffff65;border-radius:8px;padding:9px 14px;font-size:14px;color:var(--fg)}.form-box{border-radius:18px;padding:clamp(16px,3vw,36px);margin-top:32px;max-width:900px}.note{font-size:13px!important;margin-top:22px!important}footer{padding:32px 0;font-size:13px}
@media(max-width:800px){.hero-layout{grid-template-columns:1fr;gap:36px}.hero-aside{max-width:550px}.hero{padding:64px 0}.wrap{padding:0 24px}section{padding:56px 0}header.nav .wrap{gap:16px;min-height:76px}nav{gap:14px}nav a{font-size:13px}}
@media(max-width:520px){header.nav .wrap{align-items:flex-start;flex-direction:column;padding-top:16px;padding-bottom:16px;gap:12px}nav{gap:16px}.wrap{padding:0 20px}.hero h1{font-size:38px}.hero p{font-size:17px}.cta{flex-direction:column;align-items:stretch}.hero-aside{padding:26px}.grid{grid-template-columns:1fr}.card{padding:24px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}