:root{
  --bg:#f5f7fb;--card:#ffffff;--ink:#16223a;--mute:#5c6b85;--line:#e4e9f2;
  --acc:#2563eb;--acc2:#1d4ed8;--ok:#16a34a;--warn:#d97706
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--ink)}
a{color:var(--acc);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}

/* header */
header{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}
header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px;flex-wrap:wrap}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:19px;color:var(--ink)}
.logo:hover{text-decoration:none}
.logo .mark{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--acc),#60a5fa);display:flex;align-items:center;justify-content:center;color:#fff;font-weight:800;font-size:15px}
nav{display:flex;gap:22px;flex-wrap:wrap}
nav a{color:var(--mute);font-size:15px}
nav a.on{color:var(--ink);font-weight:600}

.btn{display:inline-block;background:var(--acc);color:#fff;padding:10px 20px;border-radius:9px;font-weight:600;border:0;cursor:pointer;font-size:15px}
.btn:hover{background:var(--acc2);text-decoration:none}
.btn.ghost{background:transparent;color:var(--acc);border:1px solid var(--line)}

/* hero */
.hero{padding:70px 0 50px;text-align:center}
.hero h1{font-size:40px;line-height:1.15;margin:0 0 16px;letter-spacing:-.5px}
.hero p{font-size:19px;color:var(--mute);max-width:640px;margin:0 auto 28px}
.hero .cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* sections */
section{padding:48px 0}
h2{font-size:28px;margin:0 0 8px;letter-spacing:-.3px}
.lead{color:var(--mute);margin:0 0 30px}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:24px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--mute);font-size:15px}
.ico{width:42px;height:42px;border-radius:10px;background:#eef3ff;color:var(--acc);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:14px}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:20px}
.plan{background:#fff;border:1px solid var(--line);border-radius:16px;padding:28px;text-align:center}
.plan.best{border-color:var(--acc);box-shadow:0 8px 30px rgba(37,99,235,.12)}
.plan .name{font-weight:700;font-size:17px}
.plan .price{font-size:38px;font-weight:800;margin:12px 0 2px}
.plan .price span{font-size:15px;font-weight:500;color:var(--mute)}
.plan ul{list-style:none;padding:0;margin:18px 0;text-align:left}
.plan li{padding:7px 0;border-bottom:1px solid var(--line);color:var(--mute);font-size:15px}
.plan li::before{content:"✓";color:var(--ok);font-weight:700;margin-right:8px}

/* status */
.stat-row{display:flex;align-items:center;justify-content:space-between;padding:16px 0;border-bottom:1px solid var(--line)}
.dot{display:inline-block;width:10px;height:10px;border-radius:50%;background:var(--ok);margin-right:8px}
.pill{font-size:13px;color:var(--ok);font-weight:600}

/* footer */
footer{background:#fff;border-top:1px solid var(--line);margin-top:40px;padding:30px 0;color:var(--mute);font-size:14px}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}

@media (max-width:640px){.hero h1{font-size:30px}.hero p{font-size:17px}h2{font-size:23px}}