/* Sunotech — lean B2B stylesheet. No frameworks, no bloat. */
:root{
  --ink:#1a2433; --muted:#5b6b80; --line:#e3e9f0;
  --brand:#0f5fd0; --brand-dark:#0a459c; --accent:#f5a623;
  --bg:#ffffff; --bg-soft:#f4f7fb; --radius:10px;
  --max:1140px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);line-height:1.65;background:var(--bg);font-size:16px}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
h1,h2,h3{line-height:1.25;margin-bottom:.6em}
h1{font-size:clamp(1.9rem,4vw,2.9rem)}
h2{font-size:clamp(1.4rem,2.6vw,1.9rem);margin-top:2.2em}
h3{font-size:1.15rem;margin-top:1.4em}
p{margin-bottom:1em;color:var(--ink)}
.lead{font-size:1.15rem;color:var(--muted);max-width:46em}
ul.check{list-style:none;margin:1em 0}
ul.check li{padding:.35em 0 .35em 1.8em;position:relative}
ul.check li::before{content:"✓";position:absolute;left:0;color:#1a9e4b;font-weight:700}
/* header */
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:50}
.site-header .container{display:flex;align-items:center;justify-content:space-between;padding-top:14px;padding-bottom:14px}
.logo{font-weight:800;font-size:1.35rem;color:var(--ink);letter-spacing:.02em}
.logo span{color:var(--brand)}
.nav{display:flex;gap:22px;align-items:center}
.nav a{color:var(--ink);font-weight:500;font-size:.95rem}
.nav a:hover{color:var(--brand);text-decoration:none}
.btn{display:inline-block;background:var(--brand);color:#fff!important;padding:.7em 1.5em;border-radius:var(--radius);font-weight:600;border:0;cursor:pointer;font-size:1rem}
.btn:hover{background:var(--brand-dark);text-decoration:none}
.btn-outline{background:#fff;color:var(--brand)!important;border:2px solid var(--brand)}
.btn-outline:hover{background:var(--brand);color:#fff!important}
/* hero */
.hero{background:linear-gradient(120deg,#0b2c5c,#0f5fd0);color:#fff;padding:64px 0}
.hero h1{color:#fff;margin-bottom:.4em}
.hero p{color:#dbe7fa;font-size:1.12rem;max-width:44em}
.hero .cta-row{margin-top:1.6em;display:flex;gap:14px;flex-wrap:wrap}
.hero .btn-outline{border-color:#fff;color:#fff!important;background:transparent}
.hero .btn-outline:hover{background:#fff;color:var(--brand-dark)!important}
/* sections */
.section{padding:56px 0}
.section.soft{background:var(--bg-soft)}
.grid{display:grid;gap:22px;margin-top:1.6em}
.grid.cols-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr))}
.grid.cols-3{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}
.grid.cols-4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{border:1px solid var(--line);border-radius:var(--radius);padding:26px;background:#fff}
.card h3{margin-top:0}
.card p{color:var(--muted);font-size:.95rem}
.stat{text-align:center;padding:10px}
.stat .num{font-size:2rem;font-weight:800;color:var(--brand)}
.stat .lbl{color:var(--muted);font-size:.9rem}
/* steps */
.steps{counter-reset:step;list-style:none;margin-top:1.4em}
.steps li{counter-increment:step;padding:14px 0 14px 64px;position:relative;border-bottom:1px dashed var(--line)}
.steps li::before{content:counter(step);position:absolute;left:0;top:12px;width:42px;height:42px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;display:flex;align-items:center;justify-content:center;font-size:1.1rem}
.steps strong{display:block}
/* table */
table.spec{width:100%;border-collapse:collapse;margin:1.2em 0;font-size:.95rem}
table.spec th,table.spec td{border:1px solid var(--line);padding:10px 14px;text-align:left}
table.spec th{background:var(--bg-soft);width:32%}
/* faq */
.faq details{border:1px solid var(--line);border-radius:var(--radius);padding:14px 18px;margin-bottom:10px;background:#fff}
.faq summary{font-weight:600;cursor:pointer}
.faq details p{margin:.6em 0 0;color:var(--muted)}
/* form */
.form-card{max-width:640px;margin:1.6em auto 0;border:1px solid var(--line);border-radius:var(--radius);padding:30px;background:#fff}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px;font-size:.93rem}
.field input,.field select,.field textarea{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:8px;font-size:1rem;font-family:inherit}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--brand);border-color:var(--brand)}
.form-note{font-size:.85rem;color:var(--muted);margin-top:12px}
/* footer */
.site-footer{background:#0e1b2e;color:#b9c6d8;padding:44px 0 26px;margin-top:40px;font-size:.93rem}
.site-footer .container{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:26px}
.site-footer h4{color:#fff;margin-bottom:.8em;font-size:1rem}
.site-footer a{color:#b9c6d8}
.site-footer .bottom{margin-top:26px;padding-top:18px;border-top:1px solid #24344d;font-size:.82rem;color:#7e8fa6}

/* images */
.hero-split{display:grid;grid-template-columns:1.05fr .95fr;gap:40px;align-items:center}
.hero-split img{border-radius:14px;box-shadow:0 18px 44px rgba(0,0,0,.30)}
.card img.thumb{border-radius:8px;margin-bottom:16px;width:100%;aspect-ratio:16/10;object-fit:cover}
.page-img{border-radius:var(--radius);margin:1.6em 0;box-shadow:0 10px 28px rgba(15,35,70,.12);width:100%}
.img-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;margin:1.8em 0}
.img-grid figure{margin:0}
.img-grid img{border-radius:var(--radius);width:100%;aspect-ratio:4/3;object-fit:cover}
.img-grid figcaption{font-size:.85rem;color:var(--muted);margin-top:8px}
@media(max-width:860px){.hero-split{grid-template-columns:1fr}}

/* breadcrumb */
.crumb{font-size:.85rem;color:var(--muted);margin:18px 0 0}
.crumb a{color:var(--muted)}
/* blog */
.post-list{list-style:none;margin-top:1.4em}
.post-list li{border-bottom:1px solid var(--line);padding:18px 0}
.post-list .date{font-size:.83rem;color:var(--muted)}
article.post{max-width:760px}
article.post p,article.post li{margin-bottom:1em}
article.post ul{padding-left:1.4em}
/* cta band */
.cta-band{background:var(--brand);color:#fff;border-radius:var(--radius);padding:38px;display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between;margin-top:3em}
.cta-band h2{margin:0;color:#fff}
.cta-band p{color:#dbe7fa;margin:.4em 0 0}
.cta-band .btn{background:#fff;color:var(--brand-dark)!important}
@media(max-width:720px){.nav{display:none}.hero{padding:44px 0}}