:root{
  --navy:#0e1826; --ink:#15202e; --accent:#1f5fa6; --accent2:#5f9de2;
  --bg:#ffffff; --soft:#f4f6f9; --muted:#5b6678; --border:#e4e8ee;
  --wa:#25D366; --ok:#2c7a58; --warn:#b07d1a; --danger:#b3453b;
  --sans:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  --wrap:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:var(--sans);color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto}
a{color:var(--accent);text-decoration:none}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}

/* NAV */
.nav{position:sticky;top:0;z-index:50;background:rgba(14,24,38,.96);backdrop-filter:blur(6px);border-bottom:1px solid #1e2a3d}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.logo{font-size:19px;font-weight:800;color:#fff;letter-spacing:.2px}
.logo span{color:var(--accent2)}
.nav-links{display:flex;align-items:center;gap:22px}
.nav-links a{color:#c3cad6;font-size:14px;font-weight:500}
.nav-links a:hover{color:#fff}
.btn{display:inline-block;background:var(--accent);color:#fff;font-weight:700;font-size:14px;padding:10px 20px;border-radius:8px;border:none;cursor:pointer;transition:opacity .15s}
.btn:hover{opacity:.9}
.btn-wa{background:var(--wa)}
.btn-lg{padding:14px 28px;font-size:16px}
.btn-ghost{background:transparent;border:1px solid #33415a;color:#fff}
@media(max-width:640px){.nav-links a:not(.btn){display:none}}

/* HERO */
.hero{background:linear-gradient(180deg,#0e1826 0%,#132234 100%);color:#fff;padding:66px 0 74px;border-bottom:3px solid var(--accent)}
.eyebrow{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--accent2);font-weight:700;margin-bottom:16px}
.hero h1{font-size:clamp(30px,5vw,46px);line-height:1.12;font-weight:800;letter-spacing:-.02em;max-width:15ch}
.hero p.lead{font-size:19px;color:#c3cad6;margin:20px 0 30px;max-width:56ch}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.hero-note{margin-top:18px;font-size:13px;color:#8a94a6}

/* SECTIONS */
section{padding:64px 0}
.section-soft{background:var(--soft)}
h2{font-size:clamp(24px,3.5vw,32px);font-weight:800;letter-spacing:-.01em;margin-bottom:14px;text-wrap:balance}
.sub{color:var(--muted);font-size:17px;max-width:60ch;margin-bottom:36px}
.center{text-align:center;margin-left:auto;margin-right:auto}

/* PROBLEM */
.prob{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media(max-width:720px){.prob{grid-template-columns:1fr}}
.prob-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:22px}
.prob-card.bad{border-left:3px solid var(--danger)}
.prob-card.good{border-left:3px solid var(--ok)}
.prob-card h3{font-size:16px;margin-bottom:6px}
.prob-card p{font-size:14px;color:var(--muted)}

/* FEATURES */
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
@media(max-width:820px){.grid3{grid-template-columns:1fr}}
.feat{background:#fff;border:1px solid var(--border);border-radius:14px;padding:26px}
.feat .ic{width:44px;height:44px;border-radius:10px;background:#e6eff8;color:var(--accent);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800;margin-bottom:14px}
.feat h3{font-size:18px;margin-bottom:8px}
.feat p{font-size:15px;color:var(--muted)}

/* AUDIENCE */
.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{background:#fff;border:1px solid var(--border);border-radius:22px;padding:9px 18px;font-size:14px;font-weight:600;color:var(--ink)}

/* STEPS */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:s}
@media(max-width:820px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:480px){.steps{grid-template-columns:1fr}}
.step{counter-increment:s;background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px}
.step::before{content:counter(s);display:flex;align-items:center;justify-content:center;width:32px;height:32px;border-radius:50%;background:var(--navy);color:#fff;font-weight:800;font-size:14px;margin-bottom:12px}
.step h3{font-size:15px;margin-bottom:5px}
.step p{font-size:13px;color:var(--muted)}

/* PRICE */
.price{display:inline-flex;align-items:baseline;gap:8px;margin-bottom:8px}
.price .big{font-size:40px;font-weight:800}
.price .per{color:var(--muted);font-size:15px}

/* CTA band */
.cta-band{background:var(--navy);color:#fff;border-radius:18px;padding:44px 32px;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#c3cad6;font-size:17px;margin:8px auto 24px;max-width:52ch}

/* CARDS list (guide) */
.cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media(max-width:720px){.cards{grid-template-columns:1fr}}
.card-link{display:block;background:#fff;border:1px solid var(--border);border-radius:14px;padding:24px;color:var(--ink);transition:border-color .15s}
.card-link:hover{border-color:var(--accent)}
.card-link .tag{font-size:12px;letter-spacing:1px;text-transform:uppercase;color:var(--accent);font-weight:700}
.card-link h3{font-size:19px;margin:8px 0 6px;text-wrap:balance}
.card-link p{font-size:14px;color:var(--muted)}

/* ARTICLE */
.article{max-width:760px;margin:0 auto;padding:52px 24px 20px}
.article .kicker{font-size:12px;letter-spacing:2px;text-transform:uppercase;color:var(--accent);font-weight:700;margin-bottom:12px}
.article h1{font-size:clamp(28px,4.5vw,40px);line-height:1.14;font-weight:800;letter-spacing:-.02em;margin-bottom:14px;text-wrap:balance}
.article .meta{color:var(--muted);font-size:14px;margin-bottom:8px}
.article-body{max-width:720px;margin:0 auto;padding:8px 24px 40px;font-size:17px}
.article-body h2{font-size:26px;margin:36px 0 12px}
.article-body h3{font-size:20px;margin:26px 0 8px}
.article-body p{margin:0 0 16px;color:#2a3444}
.article-body ul,.article-body ol{margin:0 0 18px 22px}
.article-body li{margin-bottom:8px;color:#2a3444}
.article-body strong{color:var(--ink)}
.callout{background:var(--soft);border-left:4px solid var(--accent);border-radius:0 10px 10px 0;padding:16px 20px;margin:22px 0}
.callout p{margin:0;font-size:15px}
.faq{border-top:1px solid var(--border);margin-top:36px;padding-top:8px}
.faq h3{font-size:18px;margin:22px 0 6px}
.tldr{background:#eef4fb;border:1px solid #cfe0f2;border-radius:12px;padding:18px 20px;margin:20px 0 28px}
.tldr strong{color:var(--accent)}
.prod-cta{background:var(--navy);color:#fff;border-radius:14px;padding:28px;margin:34px 0;text-align:center}
.prod-cta h3{color:#fff;font-size:21px;margin-bottom:8px}
.prod-cta p{color:#c3cad6;font-size:15px;margin-bottom:18px}
.crumbs{font-size:13px;color:var(--muted);max-width:760px;margin:0 auto;padding:16px 24px 0}
.crumbs a{color:var(--muted)}

/* FOOTER */
.footer{background:var(--navy);color:#8a94a6;padding:44px 0 30px;font-size:14px}
.footer .cols{display:flex;justify-content:space-between;flex-wrap:wrap;gap:24px;margin-bottom:26px}
.footer .logo{margin-bottom:10px}
.footer a{color:#c3cad6;display:block;margin-bottom:8px}
.footer a:hover{color:#fff}
.footer .fcol h4{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:1px;margin-bottom:12px}
.footer .bottom{border-top:1px solid #1e2a3d;padding-top:18px;font-size:12px;color:#5f6b7e;line-height:1.7}