/* calmposts landing: system fonts, the brand's teal, light and dark by
   the visitor's preference. No framework, no web fonts. */
:root{
  --bg:#f7f7f4;--surface:#fff;--surface-2:#f0f0eb;--fg:#17181a;--muted:#5b5e63;--faint:#686b70;
  --line:#e2e2dc;--accent:#0f766e;--accent-strong:#115e59;--accent-soft:#e6f4f1;--accent-fg:#fff;
  --sun:#fde68a;--good:#17784a;--bad:#b4342b;--warn:#935700;--warn-soft:#faf0dc;
  --radius:14px;color-scheme:light;
}
@media (prefers-color-scheme:dark){
  :root{
    --bg:#0f1012;--surface:#17181b;--surface-2:#202227;--fg:#ececea;--muted:#b3b5b9;--faint:#8b8e94;
    --line:#2a2d32;--accent:#5eead4;--accent-strong:#99f6e4;--accent-soft:#12302c;--accent-fg:#0f1012;
    --good:#4cc38a;--bad:#ff7e72;--warn:#f0b452;--warn-soft:#2f2513;color-scheme:dark;
  }
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-variant-numeric:tabular-nums}
a{color:var(--accent-strong);text-underline-offset:.15em}
a:hover{color:var(--accent)}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:4px}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em}
h1{font-size:clamp(30px,4.4vw,48px);margin:0 0 16px}
h2{font-size:clamp(22px,2.6vw,28px);margin:48px 0 14px}
h3,.h3{font-size:18px;margin:0 0 6px}
p{margin:0 0 14px}
code{font:14px/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;overflow-wrap:anywhere}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:12px;top:-60px;background:var(--accent);color:var(--accent-fg);padding:8px 14px;border-radius:8px;z-index:10}
.skip:focus{top:12px}

/* header */
.top{border-bottom:1px solid var(--line);background:var(--surface)}
.bar{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap}
.brand{display:inline-flex;align-items:center;gap:10px;font-weight:700;font-size:18px;color:var(--fg);text-decoration:none;margin:0}
.mark{flex:none;border-radius:8px}
.nav{display:flex;gap:18px;margin-right:auto;flex-wrap:wrap}
.nav a,.langs a{color:var(--muted);text-decoration:none;font-weight:500}
.nav a:hover,.langs a:hover{color:var(--fg)}
.nav a[aria-current=page]{color:var(--fg);box-shadow:inset 0 -2px var(--accent)}
.langs{display:flex;gap:10px;font-size:14px;text-transform:uppercase}
.langs a[aria-current=page]{color:var(--fg);font-weight:700}
.actions{display:flex;gap:8px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--accent);color:var(--accent-fg);border:1px solid var(--accent);padding:9px 16px;border-radius:10px;text-decoration:none;font:inherit;font-weight:600;cursor:pointer}
.btn:hover{background:var(--accent-strong);border-color:var(--accent-strong);color:var(--accent-fg)}
.btn.ghost{background:transparent;color:var(--fg);border-color:var(--line)}
.btn.ghost:hover{border-color:var(--faint);color:var(--fg)}
.btn.big{padding:12px 22px;font-size:17px}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.crumbs ol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;margin:16px auto 0;padding:0;font-size:14px;color:var(--faint)}
.crumbs li+li::before{content:"/";margin-right:8px}
.crumbs a{color:var(--muted)}

/* sections */
main{padding-bottom:56px}
.hero{padding:64px 0 24px;max-width:820px}
.kicker{color:var(--accent-strong);font-weight:700;margin-bottom:12px}
.lead{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:760px}
.ctas{display:flex;gap:12px;flex-wrap:wrap;margin:24px 0 12px}
.note{color:var(--faint);font-size:15px}
.page-head{padding:40px 0 8px;max-width:820px}
.grid{display:grid;gap:16px}
.cards{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h2:first-child{margin-top:0}
section.card{margin-top:28px}
.card p:last-child{margin-bottom:0}
.more{font-weight:600}.more span{margin-left:4px}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;list-style:none;padding:0;margin:0;counter-reset:s}
.steps li{counter-increment:s;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.steps li::before{content:counter(s);display:inline-grid;place-items:center;width:30px;height:30px;border-radius:50%;background:var(--accent-soft);color:var(--accent-strong);font-weight:700;margin-bottom:10px}
.split{display:grid;grid-template-columns:1.1fr 1fr;gap:28px;align-items:center}
.two{display:grid;grid-template-columns:1fr 1fr;gap:28px}
@media (max-width:820px){.split,.two{grid-template-columns:1fr}}
.split>*,.two>*{min-width:0}
.ticks{padding:0;list-style:none}
.ticks li{position:relative;padding-left:26px;margin-bottom:8px}
.ticks li::before{content:"";position:absolute;left:4px;top:.55em;width:10px;height:6px;border-left:2px solid var(--accent);border-bottom:2px solid var(--accent);transform:rotate(-45deg)}
.code{background:#111827;color:#e5e7eb;border-radius:12px;padding:16px 18px;overflow-x:auto;margin:0 0 18px}
.code code{white-space:pre;overflow-wrap:normal}
.networks{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0}
.networks li{border:1px solid var(--line);background:var(--surface);border-radius:999px;padding:6px 14px;font-weight:600}
.networks li.live{border-color:var(--accent)}
.tag{display:inline-block;font-size:12px;font-weight:600;border-radius:999px;padding:1px 8px;margin-left:4px;background:var(--accent-soft);color:var(--accent-strong)}
.tag.soon{background:var(--surface-2);color:var(--muted)}
.band{margin-top:56px;background:var(--accent-soft);border-radius:var(--radius);padding:32px;text-align:center}
.band h2{margin-top:0}
.notice{background:var(--warn-soft);border-radius:10px;padding:12px 16px;color:var(--fg)}
.fine{color:var(--faint);font-size:14px}
.asof{display:inline-block;background:var(--surface-2);border-radius:999px;padding:3px 12px;font-size:14px;color:var(--muted)}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:16px;margin-top:24px}
.plan{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column}
.plan.featured{border:2px solid var(--accent)}
.plan h2{margin:0 0 8px;font-size:22px}
.plan .ticks{flex:1}
.plans+.fine{margin-top:14px}
.price{margin:0 0 4px}.amount{font-size:36px;font-weight:700}.per{color:var(--muted);margin-left:6px}
.yearly,.trial{color:var(--muted);font-size:14px;margin-bottom:4px}
.faq details{border-bottom:1px solid var(--line);padding:12px 0}
.faq summary{cursor:pointer;font-weight:600}
.faq details p{margin:10px 0 0;color:var(--muted)}

/* tables */
.table-wrap{overflow-x:auto;margin:16px 0 20px}
table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--line);border-radius:12px;overflow:hidden}
th,td{text-align:left;vertical-align:top;padding:10px 14px;border-bottom:1px solid var(--line)}
thead th{font-size:13px;color:var(--faint);font-weight:600;background:var(--surface-2)}
tbody th{font-weight:600}
.compare td:nth-child(2){background:var(--accent-soft)}
.costs td,.costs thead th:not(:first-child){text-align:right;white-space:nowrap}
.costs tfoot th,.costs tfoot td{font-weight:700;border-bottom:0}
.costs tfoot .sub th,.costs tfoot .sub td{font-weight:500;color:var(--muted)}
.sources{padding-left:20px}
.others{margin-top:32px}.others ul{display:flex;flex-wrap:wrap;gap:16px;list-style:none;padding:0}
.fh{font-weight:700;margin-bottom:8px}

/* calculator */
.fields{display:grid;grid-template-columns:repeat(auto-fill,minmax(140px,1fr));gap:14px;margin:16px 0}
.field{display:flex;flex-direction:column;gap:4px;min-width:0}
.field label{font-size:14px;color:var(--muted)}
.field small{font-size:12px;color:var(--faint)}
.inp{display:flex;align-items:center;border:1px solid var(--line);border-radius:8px;background:var(--surface)}
.inp:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.inp .pre,.inp .post{color:var(--faint);font-size:14px;padding:0 4px 0 10px}
.inp .post{padding:0 10px 0 4px;white-space:nowrap}
input,textarea{font:inherit;color:var(--fg)}
.inp input{background:transparent;border:0;outline:0;padding:8px 10px;width:100%;min-width:0}
.presets{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.chip{border:1px solid var(--line);background:var(--surface-2);color:var(--fg);border-radius:999px;padding:6px 14px;font:inherit;font-size:14px;cursor:pointer}
.chip:hover,.chip[aria-pressed=true]{border-color:var(--accent);color:var(--accent-strong)}
.result{align-items:start}
.verdict{background:var(--surface-2);border-radius:12px;padding:18px}
.verdict .big{font-size:28px;font-weight:700;margin:6px 0 10px}
.verdict .big small{font-size:15px;font-weight:500;color:var(--muted)}
.verdict p:empty{display:none}
textarea{width:100%;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:12px;margin:6px 0 10px;resize:vertical}
textarea:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.check{display:flex;gap:8px;align-items:center;font-size:15px;margin-bottom:10px}
.meter{height:8px;background:var(--surface-2);border-radius:99px;overflow:hidden}
.meter i{display:block;height:100%;width:0;background:var(--good);transition:width .15s}
.meter i.over{background:var(--bad)}
.count{display:flex;justify-content:space-between;gap:10px;font-weight:600;margin-top:8px}
.count .over{color:var(--bad)}

/* forms, legal */
.form label{display:block;font-weight:600;margin-bottom:6px}
.form .row{display:flex;gap:10px;flex-wrap:wrap}
.form input[type=email]{flex:1;min-width:220px;border:1px solid var(--line);border-radius:10px;background:var(--surface);padding:10px 12px}
.form input[type=email]:focus{outline:0;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.status{min-height:1.6em;margin-top:10px;font-weight:600}
.legal{max-width:760px}
.legal h2{font-size:21px;margin-top:36px}
.facts{display:grid;grid-template-columns:max-content 1fr;gap:4px 16px}
.facts dt{color:var(--faint)}.facts dd{margin:0}
.url-box{display:inline-flex;gap:10px;align-items:center;flex-wrap:wrap;background:var(--surface);border:1px solid var(--line);border-radius:10px;padding:10px 14px}
.url-box span{color:var(--faint);font-size:14px}
.approve{border-color:var(--accent)}

/* footer */
.foot{border-top:1px solid var(--line);background:var(--surface);color:var(--muted);font-size:15px;padding:36px 0 20px}
.cols{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:24px}
@media (max-width:820px){.cols{grid-template-columns:1fr 1fr}.cols .about{grid-column:1/-1}}
.foot ul{list-style:none;padding:0;margin:0}
.foot li{margin-bottom:6px}
.foot a{color:var(--muted);text-decoration:none}
.foot a:hover{color:var(--fg);text-decoration:underline}
.foot .fine{border-top:1px solid var(--line);margin-top:24px;padding-top:16px}
.foot .fine p{margin:0 0 4px}
@media (max-width:640px){
  .bar{gap:10px 14px;padding-top:10px;padding-bottom:10px}
  .actions .btn:not(.ghost){display:none}
  .actions .ghost{border:0;padding:6px 4px}
  .langs{margin-left:auto}
  .nav{order:3;width:100%;margin:0;flex-wrap:nowrap;overflow-x:auto;white-space:nowrap;padding-bottom:4px;scrollbar-width:none}
  .nav::-webkit-scrollbar{display:none}
  .btn{padding:8px 12px}
  .band{padding:24px 18px}
  th,td{padding:8px 10px}
}