:root{
  --bg:#f7f8fb;--bg2:#ffffff;--bg3:#eef1f6;--fg:#0f172a;--fg2:#475569;--fg3:#94a3b8;
  --line:#e2e8f0;--brand:#2563eb;--brand2:#1d4ed8;--brand-soft:#dbeafe;--ok:#16a34a;--warn:#d97706;
  --shadow:0 1px 2px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.06);--radius:14px;
}
html[data-theme="dark"]{
  --bg:#0b1020;--bg2:#121a2e;--bg3:#182238;--fg:#e6ebf5;--fg2:#a5b0c6;--fg3:#6b7794;
  --line:#243049;--brand:#60a5fa;--brand2:#3b82f6;--brand-soft:#1e2a4a;--ok:#4ade80;--warn:#fbbf24;
  --shadow:0 1px 2px rgba(0,0,0,.4),0 8px 24px rgba(0,0,0,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:16px;line-height:1.6;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.5rem,3vw,2.1rem);font-weight:700}
h3{font-size:1.1rem;font-weight:650}
p{margin:0 0 1em}
.muted{color:var(--fg2)}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
section{padding:72px 0}
section.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.eyebrow{display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand);margin-bottom:10px}
.center{text-align:center}
.lead{font-size:1.15rem;color:var(--fg2);max-width:680px}
.center .lead{margin:0 auto 1em}

/* scrollbar */
::-webkit-scrollbar{width:11px;height:11px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--line);border-radius:8px;border:3px solid var(--bg)}
::-webkit-scrollbar-thumb:hover{background:var(--fg3)}
*{scrollbar-width:thin;scrollbar-color:var(--line) var(--bg)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg2) 85%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:64px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.1rem;color:var(--fg)}
.logo img{width:28px;height:28px;border-radius:7px}
.nav nav{display:flex;gap:18px;margin-left:auto}
.nav nav a{color:var(--fg2);font-weight:500;font-size:.95rem}
.nav nav a:hover{color:var(--fg);text-decoration:none}
.iconbtn{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--line);background:var(--bg2);color:var(--fg2);cursor:pointer}
.iconbtn:hover{color:var(--fg);background:var(--bg3)}
.iconbtn svg{width:18px;height:18px}
@media (max-width:760px){.nav nav{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 20px;border-radius:11px;font-weight:650;font-size:.98rem;border:1px solid transparent;cursor:pointer;transition:.15s}
.btn:hover{text-decoration:none;transform:translateY(-1px)}
.btn.primary{background:var(--brand);color:#fff}
.btn.primary:hover{background:var(--brand2)}
.btn.ghost{background:var(--bg2);border-color:var(--line);color:var(--fg)}
.btn.ghost:hover{background:var(--bg3)}
.btn svg{width:18px;height:18px}
.btn.lg{padding:15px 26px;font-size:1.05rem}

/* hero */
.hero{padding:88px 0 64px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:-40% -20% auto;height:80%;background:radial-gradient(60% 60% at 50% 40%,var(--brand-soft),transparent 70%);opacity:.9;pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center}
.hero .cta{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 18px}
.hero .note{font-size:.9rem;color:var(--fg2);display:flex;gap:16px;flex-wrap:wrap}
.hero .note span{display:inline-flex;align-items:center;gap:6px}
.hero .note svg{width:16px;height:16px;color:var(--ok)}
.shot{border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow);overflow:hidden;background:var(--bg2)}
.hero .shot img{width:100%}
.free-pill{display:inline-flex;align-items:center;gap:8px;background:var(--brand-soft);color:var(--brand);border:1px solid color-mix(in srgb,var(--brand) 30%,transparent);border-radius:999px;padding:6px 14px;font-weight:650;font-size:.85rem;margin-bottom:18px}
.free-pill .dot{width:8px;height:8px;border-radius:50%;background:var(--ok);box-shadow:0 0 0 4px color-mix(in srgb,var(--ok) 25%,transparent)}
@media (max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero{padding:56px 0 40px}}

/* grids & cards */
.grid{display:grid;gap:20px}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c4{grid-template-columns:repeat(4,1fr)}
@media (max-width:900px){.grid.c3,.grid.c4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.grid.c3,.grid.c2,.grid.c4{grid-template-columns:1fr}}
.card{background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.card .ic{width:42px;height:42px;border-radius:11px;background:var(--brand-soft);color:var(--brand);display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.card .ic svg{width:22px;height:22px}
.card p{color:var(--fg2);margin:0;font-size:.95rem}
.stat{text-align:center;padding:18px}
.stat b{display:block;font-size:2rem;font-weight:800;color:var(--brand)}
.stat span{color:var(--fg2);font-size:.9rem}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.step{position:relative;background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:24px 22px 22px}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-14px;left:20px;width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;display:flex;align-items:center;justify-content:center;font-size:.9rem}
.step h3{margin-top:6px}
.step p{color:var(--fg2);margin:0;font-size:.95rem}
@media (max-width:900px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.steps{grid-template-columns:1fr}}

/* feature rows */
.row{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:36px 0}
.row.rev .txt{order:2}
.row ul{padding-left:18px;color:var(--fg2);margin:0}
.row li{margin:6px 0}
@media (max-width:860px){.row,.row.rev .txt{grid-template-columns:1fr;order:initial}}

/* settings docs */
.doc{display:grid;grid-template-columns:240px 1fr;gap:40px;align-items:start}
.toc{position:sticky;top:84px;background:var(--bg2);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.toc a{display:block;padding:6px 8px;border-radius:8px;color:var(--fg2);font-size:.93rem}
.toc a:hover{background:var(--bg3);color:var(--fg);text-decoration:none}
.toc .grp{font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--fg3);padding:10px 8px 4px}
@media (max-width:860px){.doc{grid-template-columns:1fr}.toc{position:static}}
.doc h2{scroll-margin-top:90px;padding-top:26px;border-top:1px solid var(--line);margin-top:26px}
.doc h2:first-child{border-top:0;margin-top:0;padding-top:0}
.doc h3{scroll-margin-top:90px;margin-top:22px}
table{width:100%;border-collapse:collapse;font-size:.93rem;margin:12px 0 18px}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{color:var(--fg2);font-weight:600;font-size:.82rem;text-transform:uppercase;letter-spacing:.05em;background:var(--bg3)}
.tbl{overflow-x:auto;border:1px solid var(--line);border-radius:12px;background:var(--bg2)}
.tbl table{margin:0}
code,kbd{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.88em;background:var(--bg3);border:1px solid var(--line);padding:1px 6px;border-radius:6px}
pre{background:var(--bg3);border:1px solid var(--line);border-radius:12px;padding:14px 16px;overflow:auto;font-size:.88rem}
pre code{background:none;border:0;padding:0}
.callout{border-left:3px solid var(--brand);background:var(--brand-soft);padding:12px 16px;border-radius:0 10px 10px 0;margin:14px 0;font-size:.95rem}
.callout.warn{border-color:var(--warn);background:color-mix(in srgb,var(--warn) 12%,var(--bg2))}

/* pricing */
.price{max-width:520px;margin:0 auto;background:var(--bg2);border:2px solid var(--brand);border-radius:20px;padding:36px;box-shadow:var(--shadow);position:relative;text-align:center}
.price .badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);background:var(--brand);color:#fff;border-radius:999px;padding:5px 14px;font-size:.8rem;font-weight:700;letter-spacing:.04em;white-space:nowrap}
.price .amount{font-size:4rem;font-weight:800;letter-spacing:-.03em;line-height:1;margin:16px 0 4px}
.price .amount small{font-size:1.2rem;font-weight:600;color:var(--fg2);letter-spacing:0}
.price .strike{color:var(--fg3);text-decoration:line-through;font-size:1rem}
.price ul{list-style:none;padding:0;margin:22px 0;text-align:left}
.price li{display:flex;gap:10px;align-items:flex-start;padding:7px 0;border-bottom:1px solid var(--line);font-size:.95rem}
.price li:last-child{border-bottom:0}
.price li svg{width:18px;height:18px;color:var(--ok);flex:none;margin-top:3px}

/* faq */
details{background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:0 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none;display:flex;justify-content:space-between;align-items:center}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--fg3);font-size:1.3rem;font-weight:400}
details[open] summary::after{content:"\2013"}
details p{color:var(--fg2);padding-bottom:14px;margin:0}

/* footer */
footer{padding:36px 0;border-top:1px solid var(--line);color:var(--fg2);font-size:.9rem}
footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px}
footer a{color:var(--fg2);margin-right:16px}

/* toast */
.toast{position:fixed;bottom:22px;left:50%;transform:translate(-50%,20px);background:var(--fg);color:var(--bg);padding:10px 16px;border-radius:10px;font-size:.92rem;opacity:0;pointer-events:none;transition:.2s;z-index:99;box-shadow:var(--shadow)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* legal */
.legal{max-width:820px}
.legal h2{margin-top:32px}