:root{
  --ink:#0f172a; --body:#334155; --muted:#64748b; --line:#e2e8f0; --bg:#ffffff; --soft:#f7f8fc;
  --brand:#4f46e5; --brand-2:#7c3aed; --ok:#059669; --warn:#b45309;
  --radius:14px; --max:1080px;
  --shadow:0 1px 2px rgba(15,23,42,.05),0 12px 32px rgba(15,23,42,.07);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--body);
  font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  -webkit-font-smoothing:antialiased}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;margin:0 0 .5em;letter-spacing:-.015em}
h1{font-size:clamp(2rem,4.4vw,3.1rem);font-weight:800}
h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:750}
h3{font-size:1.1rem;font-weight:700}
p{margin:0 0 1em}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.86em;background:#eef2ff;color:#3730a3;padding:.15em .42em;border-radius:5px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.small{font-size:.86rem}
.muted{color:var(--muted)}

/* nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;gap:18px;height:62px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;color:var(--ink);font-size:1.02rem}
.brand:hover{text-decoration:none}
.mark{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  display:grid;place-items:center;color:#fff;font-size:11px;font-weight:800;letter-spacing:.02em}
.nav nav{margin-left:auto;display:flex;gap:2px;flex-wrap:wrap}
.nav nav a{color:var(--body);font-size:.88rem;font-weight:600;padding:7px 10px;border-radius:8px}
.nav nav a:hover{background:var(--soft);text-decoration:none;color:var(--ink)}
@media(max-width:900px){.nav nav{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 18px;border-radius:10px;
  font-weight:650;font-size:.94rem;border:1px solid var(--line);background:#fff;color:var(--ink);cursor:pointer;transition:.15s}
.btn:hover{text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}
.btn.primary:hover{background:#4338ca}
.btn.ghost{background:transparent;color:#e2e8f0;border-color:rgba(255,255,255,.28)}
.btn.ghost:hover{background:rgba(255,255,255,.1)}

/* hero */
.hero{background:radial-gradient(1200px 500px at 12% -10%,#312e81 0%,transparent 60%),linear-gradient(160deg,#0f172a,#1e1b4b 70%);
  color:#cbd5e1;padding:76px 0 84px;position:relative;overflow:hidden}
.hero h1{color:#fff;max-width:20ch}
.hero .lead{font-size:1.12rem;max-width:60ch;color:#c7d2fe}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0 22px}
.hero .meta{display:flex;gap:8px;flex-wrap:wrap}
.pill{font-size:.76rem;font-weight:700;letter-spacing:.02em;padding:5px 11px;border-radius:999px;
  background:rgba(255,255,255,.09);color:#e0e7ff;border:1px solid rgba(255,255,255,.14)}
.pill.ok{background:rgba(16,185,129,.16);color:#6ee7b7;border-color:rgba(16,185,129,.3)}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center}
@media(max-width:900px){.hero-grid{grid-template-columns:1fr}.hero{padding:52px 0 60px}}

/* fake app card (illustration, not a screenshot) */
.demo{background:#0b1220;border:1px solid rgba(255,255,255,.12);border-radius:16px;padding:14px;box-shadow:0 24px 60px rgba(0,0,0,.45)}
.demo .bar{display:flex;gap:5px;margin-bottom:12px}
.demo .dot{width:8px;height:8px;border-radius:50%;background:#334155}
.demo .row{display:flex;justify-content:space-between;gap:10px;padding:9px 11px;border-radius:9px;background:#111c31;margin-bottom:7px;font-size:.8rem}
.demo .row b{color:#fff;font-weight:650}
.demo .row span{color:#94a3b8}
.demo .tag{font-size:.66rem;font-weight:800;padding:2px 7px;border-radius:999px;background:#1e293b;color:#a5b4fc}
.demo .foot{display:flex;gap:6px;margin-top:12px}
.demo .foot span{flex:1;text-align:center;font-size:.7rem;font-weight:700;padding:7px 0;border-radius:7px;background:#1e293b;color:#c7d2fe}
.demo .foot span.on{background:var(--brand);color:#fff}

/* sections */
section.block{padding:64px 0;border-bottom:1px solid var(--line)}
section.block:nth-child(even){background:var(--soft)}
.eyebrow{display:inline-block;font-size:.76rem;font-weight:800;letter-spacing:.09em;text-transform:uppercase;color:var(--brand);margin-bottom:10px}
.section-head{max-width:64ch;margin-bottom:34px}
.section-head p{margin-bottom:0}

/* cards */
.grid{display:grid;gap:16px}
.grid.c2{grid-template-columns:repeat(2,1fr)}
.grid.c3{grid-template-columns:repeat(3,1fr)}
.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:640px){.grid.c2,.grid.c3,.grid.c4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.card h3{margin-bottom:6px}
.card p{margin:0;font-size:.92rem;color:var(--body)}
.card .num{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:8px;background:#eef2ff;color:#3730a3;
  font-size:.78rem;font-weight:800;margin-bottom:10px}
.card .ico{font-size:1.2rem;margin-bottom:8px;display:block}

/* tables */
.tablewrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--radius);background:#fff}
table{width:100%;border-collapse:collapse;font-size:.9rem;min-width:560px}
th,td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#f8fafc;font-size:.76rem;text-transform:uppercase;letter-spacing:.05em;color:#475569;font-weight:800}
tr:last-child td{border-bottom:0}
td code{white-space:nowrap}

/* lists */
ul.ticks{list-style:none;padding:0;margin:0}
ul.ticks li{position:relative;padding-left:26px;margin-bottom:9px;font-size:.94rem}
ul.ticks li::before{content:"";position:absolute;left:0;top:.42em;width:14px;height:14px;border-radius:50%;
  background:#dcfce7 url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23059669' stroke-width='4'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E") center/9px no-repeat}
ul.cross li::before{background-color:#fee2e2;background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b91c1c' stroke-width='4'%3E%3Cpath d='M18 6L6 18M6 6l12 12'/%3E%3C/svg%3E")}

/* steps */
ol.steps{counter-reset:s;list-style:none;padding:0;margin:0}
ol.steps li{counter-increment:s;position:relative;padding-left:46px;margin-bottom:18px}
ol.steps li::before{content:counter(s);position:absolute;left:0;top:-2px;width:30px;height:30px;border-radius:10px;
  background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800;font-size:.86rem}
ol.steps b{color:var(--ink)}

/* faq */
details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:0;margin-bottom:10px;overflow:hidden}
details summary{cursor:pointer;padding:15px 18px;font-weight:700;color:var(--ink);list-style:none;display:flex;justify-content:space-between;gap:12px}
details summary::-webkit-details-marker{display:none}
details summary::after{content:"+";color:var(--brand);font-weight:800;font-size:1.15rem;line-height:1}
details[open] summary::after{content:"–"}
details .inner{padding:0 18px 16px;font-size:.94rem}
details .inner p:last-child{margin-bottom:0}

/* about */
.about{display:grid;grid-template-columns:1.3fr .7fr;gap:28px;align-items:start}
@media(max-width:820px){.about{grid-template-columns:1fr}}
.creator{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow)}
.avatar{width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,var(--brand),var(--brand-2));
  color:#fff;display:grid;place-items:center;font-weight:800;font-size:1.15rem;margin-bottom:14px}
.linklist{list-style:none;padding:0;margin:14px 0 0}
.linklist li{display:flex;align-items:center;gap:10px;padding:9px 0;border-top:1px solid var(--line);font-size:.92rem}
.linklist li:first-child{border-top:0}
.linklist .lbl{color:var(--muted);font-weight:600;min-width:78px;font-size:.84rem}
.note{background:#fffbeb;border:1px solid #fde68a;border-radius:12px;padding:14px 16px;font-size:.9rem;color:#78350f}
.note.blue{background:#eef2ff;border-color:#c7d2fe;color:#312e81}
.note.green{background:#ecfdf5;border-color:#a7f3d0;color:#064e3b}

footer{background:#0f172a;color:#94a3b8;padding:40px 0;font-size:.88rem}
footer a{color:#c7d2fe}
footer .frow{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}

/* privacy page */
.doc{max-width:760px;margin:0 auto;padding:56px 22px 80px}
.doc h2{margin-top:2em;font-size:1.35rem}
.doc h3{margin-top:1.5em;font-size:1.02rem}
.doc ul{padding-left:20px}
.doc li{margin-bottom:7px}
.doc table{min-width:0}
.doc .updated{font-size:.86rem;color:var(--muted);border-left:3px solid var(--brand);padding-left:12px;margin:18px 0 28px}
.skip{position:absolute;left:-9999px}

/* screenshots gallery */
.shots{display:grid;grid-template-columns:repeat(2,1fr);gap:22px;align-items:start}
@media(max-width:820px){.shots{grid-template-columns:1fr}}
.shot{margin:0}
.shot.wide{grid-column:1 / -1}
.shot img{width:100%;height:auto;display:block;border:1px solid var(--line);border-radius:12px;
  box-shadow:0 10px 30px rgba(15,23,42,.10);background:#fff}
.shot.small img{max-width:300px}
.shot figcaption{margin-top:9px;font-size:.85rem;color:var(--muted)}
.dl{display:flex;gap:12px;flex-wrap:wrap;align-items:center;margin-top:18px}
.dl .note-inline{font-size:.82rem;color:var(--muted)}