:root{
  --ink:#14202b; --muted:#5a6b78; --line:#e5e9ec; --bg:#fbfcfd;
  --brand:#0e7c66; --brand-ink:#0a5c4b; --accent:#f4b942; --max:960px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
a{color:var(--brand-ink)}
h1,h2,h3{line-height:1.25;color:var(--ink)}
h1{font-size:2rem;margin:.2em 0 .5em}
h2{font-size:1.4rem;margin:1.8em 0 .5em}
h3{font-size:1.12rem;margin:1.4em 0 .4em}
p{margin:.7em 0}
ul{margin:.6em 0 .9em;padding-left:1.3em}
li{margin:.35em 0}

/* header */
.site-head{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
.site-head .wrap{display:flex;align-items:center;justify-content:space-between;height:62px;gap:16px}
.brand{font-weight:800;font-size:1.15rem;text-decoration:none;color:var(--ink);letter-spacing:-.02em}
.brand span{color:var(--brand)}
.site-head nav{display:flex;align-items:center;gap:18px}
.site-head nav a{color:var(--muted);text-decoration:none;font-weight:600;font-size:.95rem}
.site-head nav a:hover{color:var(--ink)}
.cta{background:var(--brand);color:#fff!important;padding:.5em .9em;border-radius:7px;text-decoration:none;font-weight:700}
.cta:hover{background:var(--brand-ink)}
.cta.big{display:inline-block;font-size:1.05rem;padding:.7em 1.3em;margin-top:.4em}

/* hero */
.hero{background:linear-gradient(160deg,#0e7c66,#0a5c4b);color:#fff;padding:64px 0 56px}
.hero h1{color:#fff;font-size:2.6rem;letter-spacing:-.02em;max-width:16ch}
.hero .sub{color:#d9efe9;font-size:1.15rem;max-width:60ch;margin:.6em 0 1em}

/* guide cards */
.guides{padding:52px 0}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:18px}
.card{display:block;background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px;text-decoration:none;color:var(--ink);transition:.15s}
.card:hover{border-color:var(--brand);box-shadow:0 6px 22px rgba(14,124,102,.10);transform:translateY(-2px)}
.card .kicker{font-size:.72rem;font-weight:800;letter-spacing:.14em;color:var(--brand)}
.card h3{margin:.35em 0 .3em;font-size:1.12rem}
.card p{color:var(--muted);font-size:.95rem;margin:.3em 0 .8em}
.card .read{font-weight:700;color:var(--brand-ink);font-size:.9rem}

.why{padding:12px 0 40px}
.why p{max-width:70ch;color:#33434f}

/* article */
.post{padding:34px 0 20px}
.post .wrap{max-width:760px}
.crumb{font-size:.85rem;color:var(--muted);margin:0 0 .4em}
.crumb a{color:var(--muted)}
.post h2{border-top:1px solid var(--line);padding-top:1.1em}
.post .faq{background:#fff;border:1px solid var(--line);border-radius:12px;padding:6px 22px 18px;margin:26px 0}
.post .faq h2{border:0;padding-top:.6em}
.post .faq h3{color:var(--brand-ink)}
.post-cta{background:#f0f8f5;border:1px solid #cfe8df;border-radius:12px;padding:22px;margin:34px 0 10px;text-align:center}
.post-cta h3{margin:.1em 0 .3em}

/* lead form */
.quote{background:#0f2027;color:#eaf1f0;padding:48px 0}
.quote h2{color:#fff}
.quote p{color:#b9c6c4;max-width:60ch}
.lead{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.lead select,.lead input{padding:.7em .8em;border:1px solid #2c3f47;border-radius:8px;background:#0b171c;color:#eaf1f0;font-size:1rem}
.lead select{flex:1 1 200px}
.lead input[type=email]{flex:2 1 220px}
.lead input[type=text]{flex:0 0 110px}
.lead button{background:var(--accent);color:#1a1300;border:0;border-radius:8px;padding:.7em 1.4em;font-weight:800;font-size:1rem;cursor:pointer}
.lead button:hover{filter:brightness(1.05)}
.lead-note{margin-top:12px;color:var(--accent);font-weight:600}

/* footer */
.site-foot{border-top:1px solid var(--line);background:#fff;margin-top:30px;padding:26px 0}
.site-foot p{margin:.2em 0;color:var(--muted);font-size:.9rem}
.site-foot .fine{font-size:.82rem}

@media(max-width:640px){.hero h1{font-size:2rem}.hero{padding:44px 0}}