:root{
  --brand:#2563eb; --brand2:#0ea5e9; --ink:#0f172a; --muted:#64748b;
  --line:#e2e8f0; --bg:#fff; --soft:#f8fafc; --radius:14px; --maxw:1040px;
  --term:#0b1220;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:62px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:18px;color:var(--ink)}
.brand:hover{text-decoration:none}
.logo{width:32px;height:32px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;display:grid;place-items:center;font-weight:800}
.nav-links{display:flex;align-items:center;gap:24px}
.nav-links a{color:var(--muted);font-weight:500;font-size:15px}
.nav-links a:hover{color:var(--ink);text-decoration:none}
.nav-links .btn{color:#fff}
@media(max-width:720px){.nav-links a:not(.btn){display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;background:var(--brand);color:#fff;font-weight:600;font-size:15px;padding:11px 18px;border-radius:10px;border:0;cursor:pointer;transition:background .15s,transform .05s}
.btn:hover{background:#1d4ed8;text-decoration:none;transform:translateY(-1px)}
.btn.ghost{background:#fff;color:var(--ink);border:1px solid var(--line)}
.btn.ghost:hover{background:var(--soft)}
.btn.lg{padding:14px 24px;font-size:16px}

/* hero */
.hero{padding:80px 0 30px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% 0 auto 0;height:480px;z-index:-1;background:radial-gradient(55% 55% at 50% 0,rgba(14,165,233,.12),transparent 70%),radial-gradient(50% 50% at 50% 10%,rgba(37,99,235,.12),transparent 70%)}
.pill{display:inline-block;font-size:13px;font-weight:600;color:var(--brand);background:#eff6ff;border:1px solid #dbeafe;padding:5px 12px;border-radius:999px;margin-bottom:20px}
.hero h1{font-size:54px;line-height:1.05;margin:0 0 16px;letter-spacing:-1.5px}
.hero h1 .grad{background:linear-gradient(135deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.lead{font-size:20px;color:var(--muted);max-width:640px;margin:0 auto 26px}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.subnote{margin-top:16px;font-size:14px;color:var(--muted)}
.subnote b{color:var(--ink)}

/* terminal */
.terminal{max-width:760px;margin:40px auto 0;text-align:left;background:var(--term);border-radius:12px;box-shadow:0 28px 60px -28px rgba(15,23,42,.5);overflow:hidden;border:1px solid #1e293b}
.terminal .bar{height:38px;background:#111a2e;display:flex;align-items:center;gap:7px;padding:0 14px;border-bottom:1px solid #1e293b}
.terminal .bar i{width:11px;height:11px;border-radius:50%;display:inline-block}
.terminal .bar i:nth-child(1){background:#ef4444}.terminal .bar i:nth-child(2){background:#f59e0b}.terminal .bar i:nth-child(3){background:#22c55e}
.terminal .bar span{margin-left:10px;color:#64748b;font:12px ui-monospace,monospace}
.terminal pre{margin:0;padding:18px 20px;color:#cbd5e1;font:13px/1.65 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-x:auto}
.terminal .p{color:#22c55e}.terminal .f{color:#38bdf8}.terminal .d{color:#94a3b8}.terminal .w{color:#fbbf24}.terminal .g{color:#4ade80}.terminal .r{color:#f87171}

/* sections */
section{padding:70px 0}
section.alt{background:var(--soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{text-align:center;color:var(--brand);font-weight:700;font-size:14px;letter-spacing:.6px;text-transform:uppercase;margin-bottom:10px}
h2.title{text-align:center;font-size:34px;letter-spacing:-1px;margin:0 0 14px}
p.sub{text-align:center;color:var(--muted);font-size:18px;max-width:620px;margin:0 auto 46px}

/* grid cards */
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:860px){.grid{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.card .ic{width:44px;height:44px;border-radius:11px;display:grid;place-items:center;font-size:22px;background:linear-gradient(135deg,rgba(37,99,235,.12),rgba(14,165,233,.12));margin-bottom:14px}
.card h3{margin:0 0 8px;font-size:18px}
.card p{margin:0;color:var(--muted);font-size:15px}

/* steps */
.steps{counter-reset:step;max-width:720px;margin:0 auto}
.step{display:flex;gap:18px;padding:18px 0;border-bottom:1px dashed var(--line)}
.step:last-child{border-bottom:0}
.step .n{counter-increment:step;flex:0 0 auto;width:36px;height:36px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;font-weight:700;display:grid;place-items:center}
.step .n::before{content:counter(step)}
.step h3{margin:4px 0 4px;font-size:17px}
.step p{margin:0;color:var(--muted);font-size:15px}
.step code{background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:13px}

/* install code block */
.install{max-width:720px;margin:0 auto}
.codeblock{background:var(--term);color:#e2e8f0;border-radius:12px;padding:16px 20px;font:14px/1.7 ui-monospace,monospace;overflow-x:auto}
.codeblock .c{color:#64748b}

/* author */
.author{display:flex;gap:20px;align-items:center;max-width:640px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.author .av{width:64px;height:64px;border-radius:50%;background:linear-gradient(135deg,var(--brand),var(--brand2));color:#fff;display:grid;place-items:center;font-weight:800;font-size:22px;flex:0 0 auto}
.author h3{margin:0 0 4px;font-size:19px}
.author p{margin:0;color:var(--muted);font-size:15px}
@media(max-width:720px){.author{flex-direction:column;text-align:center}}

/* footer */
footer{padding:46px 0;border-top:1px solid var(--line);color:var(--muted);font-size:14px}
footer .wrap{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a{color:var(--muted)}
footer a:hover{color:var(--ink)}

/* ===== expanded sections ===== */

/* stats band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stats .num{font-size:34px;font-weight:800;letter-spacing:-1px;background:linear-gradient(135deg,var(--brand),var(--brand2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stats .lbl{color:var(--muted);font-size:14px;margin-top:2px}
@media(max-width:720px){.stats{grid-template-columns:repeat(2,1fr);row-gap:28px}}

/* two-column feature row with code */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr}}
.split h3{font-size:24px;margin:0 0 12px;letter-spacing:-.5px}
.split p{color:var(--muted)}
.split ul{margin:14px 0 0;padding:0;list-style:none}
.split li{padding-left:24px;position:relative;margin-bottom:9px;color:#334155}
.split li::before{content:"✓";position:absolute;left:0;color:var(--brand);font-weight:700}
.codecard{background:var(--term);color:#cbd5e1;border-radius:12px;padding:18px 20px;font:13px/1.7 ui-monospace,SFMono-Regular,Menlo,monospace;overflow-x:auto;border:1px solid #1e293b}
.codecard .c{color:#64748b}.codecard .k{color:#c084fc}.codecard .s{color:#86efac}.codecard .f{color:#38bdf8}

/* specs table */
.specs{width:100%;max-width:760px;margin:0 auto;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.specs th,.specs td{text-align:left;padding:14px 18px;border-bottom:1px solid var(--line);font-size:15px}
.specs tr:last-child th,.specs tr:last-child td{border-bottom:0}
.specs th{width:34%;color:var(--muted);font-weight:600;background:var(--soft)}

/* comparison */
.cmp{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.cmp th,.cmp td{padding:14px 16px;border-bottom:1px solid var(--line);text-align:left;font-size:15px}
.cmp thead th{background:var(--soft);font-weight:700}
.cmp tbody tr:last-child td{border-bottom:0}
.cmp td.y{color:#16a34a;font-weight:700}.cmp td.n{color:#cbd5e1;font-weight:700}.cmp td.p{color:#d97706;font-weight:600}
.cmp col.hl,.cmp th.hl,.cmp td.hl{background:#eff6ff}

/* faq */
.faq{max-width:760px;margin:0 auto}
.faq details{border:1px solid var(--line);border-radius:12px;padding:2px 18px;margin-bottom:12px;background:#fff}
.faq summary{cursor:pointer;font-weight:600;padding:15px 0;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--brand);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"\2013"}
.faq details p{margin:0 0 16px;color:var(--muted)}
.faq code{background:var(--soft);border:1px solid var(--line);border-radius:6px;padding:1px 6px;font-size:13px}

/* roadmap */
.road{max-width:720px;margin:0 auto;list-style:none;padding:0}
.road li{padding:15px 0 15px 34px;position:relative;border-bottom:1px dashed var(--line);color:#334155}
.road li:last-child{border-bottom:0}
.road li::before{content:"\25F7";position:absolute;left:0;color:var(--brand2);font-size:17px}
.road li b{color:var(--ink)}