/* Pulsecheck: clean, light, near-monochrome with one accent */
:root{--bg:#ffffff;--soft:#f6f6f4;--soft2:#efefec;--text:#0a0a0a;--muted:#6b6b6b;--line:#e7e7e3;--accent:#12b76a;--accent-ink:#067647;--late:#b54708;--late-bg:#fff6ed;--down:#b42318;--down-bg:#fef3f2;--bad:#c4320a;--bad-bg:#fff4ed;--up-bg:#ecfdf3;--radius:20px;--shadow:0 1px 2px rgba(10,10,10,.04),0 8px 24px rgba(10,10,10,.06)}
*{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased}
body{margin:0;font-family:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.55;font-size:16px}
a{color:var(--text)}
.wrap{max-width:1160px;margin:0 auto;padding:0 24px}
header.nav{display:flex;align-items:center;justify-content:space-between;padding:20px 0;position:sticky;top:0;background:rgba(255,255,255,.85);backdrop-filter:saturate(180%) blur(12px);z-index:10}
.logo{font-weight:700;font-size:19px;letter-spacing:-.02em;color:var(--text);text-decoration:none;display:flex;align-items:center;gap:9px}
.logo .dot{width:10px;height:10px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px rgba(18,183,106,.15);animation:pulse 2.4s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(18,183,106,.45)}70%{box-shadow:0 0 0 9px rgba(18,183,106,0)}100%{box-shadow:0 0 0 0 rgba(18,183,106,0)}}
nav{display:flex;align-items:center;gap:6px}
nav a{color:var(--muted);text-decoration:none;padding:8px 12px;border-radius:999px;font-size:15px}
nav a:hover{color:var(--text);background:var(--soft)}
nav a.btn{color:#fff}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;background:var(--text);color:#fff;font-weight:600;padding:12px 20px;border-radius:999px;text-decoration:none;border:1px solid var(--text);cursor:pointer;font-size:15px;transition:transform .15s,opacity .15s;font-family:inherit}
.btn:hover{opacity:.88}
.btn:active{transform:scale(.98)}
.btn.ghost{background:#fff;color:var(--text);border-color:var(--line)}
.btn.ghost:hover{background:var(--soft);opacity:1}
.btn.small{padding:7px 13px;font-size:13px}
.btn.danger{background:#fff;color:var(--down);border-color:#f5c2bd}
.btn:disabled{opacity:.5;cursor:default}
.hero{padding:88px 0 40px;text-align:center;position:relative}
.hero::before{content:"";position:absolute;inset:-40px 0 auto 0;height:520px;z-index:-1;background:radial-gradient(40% 50% at 30% 30%,rgba(18,183,106,.10),transparent 70%),radial-gradient(35% 45% at 72% 25%,rgba(120,120,255,.08),transparent 70%),radial-gradient(40% 40% at 50% 70%,rgba(255,170,120,.07),transparent 70%)}
.hero h1{font-size:clamp(40px,6.4vw,76px);line-height:1.02;margin:0 auto 22px;letter-spacing:-.045em;font-weight:700;max-width:960px}
.hero p.lead{font-size:clamp(17px,2vw,20px);color:var(--muted);max-width:640px;margin:0 auto 32px}
.cta-row{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.pill{display:inline-flex;align-items:center;gap:8px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px;color:var(--muted);font-size:13px;margin-bottom:26px;box-shadow:var(--shadow)}
.pill b{color:var(--text);font-weight:600}
section{padding:72px 0}
.eyebrow{font-size:13px;font-weight:600;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:12px}
h2{font-size:clamp(30px,4vw,48px);margin:0 0 14px;letter-spacing:-.035em;line-height:1.08;font-weight:700}
.sub{color:var(--muted);margin:0 0 36px;font-size:18px;max-width:640px}
.center{text-align:center}.center .sub{margin-left:auto;margin-right:auto}
.grid{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.card{background:var(--soft);border:1px solid transparent;border-radius:var(--radius);padding:26px}
.card.white{background:#fff;border-color:var(--line);box-shadow:var(--shadow)}
.card h3{margin:0 0 8px;font-size:19px;letter-spacing:-.02em}
.card p{margin:0;color:var(--muted)}
.icon{width:40px;height:40px;border-radius:12px;background:#fff;border:1px solid var(--line);display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:18px}
/* Product preview */
.preview{margin:56px auto 0;max-width:980px;background:#fff;border:1px solid var(--line);border-radius:24px;box-shadow:0 30px 80px rgba(10,10,10,.10),0 2px 6px rgba(10,10,10,.04);overflow:hidden;text-align:left}
.preview-bar{display:flex;align-items:center;gap:7px;padding:14px 18px;border-bottom:1px solid var(--line);background:#fcfcfb}
.preview-bar i{width:10px;height:10px;border-radius:50%;background:#e4e4e0;display:block}
.preview-bar span{margin-left:12px;font-size:13px;color:var(--muted)}
.preview-body{padding:22px;display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.stat{background:var(--soft);border-radius:14px;padding:14px 16px}
.stat .n{font-size:26px;font-weight:700;letter-spacing:-.03em}
.stat .l{font-size:12px;color:var(--muted)}
.preview table{grid-column:1/-1}
.spark{display:flex;gap:3px;align-items:flex-end;height:22px}
.spark b{width:5px;border-radius:2px;background:#a6ecc6;display:block}
.spark b.x{background:#fda29b}.spark b.w{background:#fec84b}
pre,code{font-family:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
pre{background:#0a0a0a;border-radius:16px;padding:20px;overflow:auto;font-size:13px;color:#e8e8e8;white-space:pre-wrap;word-break:break-word;margin:0;line-height:1.6}
code{background:var(--soft2);padding:2px 7px;border-radius:7px;font-size:13px}
.tabs{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:12px}
.tab{background:#fff;border:1px solid var(--line);color:var(--muted);padding:7px 14px;border-radius:999px;cursor:pointer;font-size:13px;font-family:inherit}
.tab.active{color:#fff;background:var(--text);border-color:var(--text)}
.split{display:grid;grid-template-columns:1fr 1.2fr;gap:40px;align-items:center}
@media(max-width:860px){.split{grid-template-columns:1fr}.preview-body{grid-template-columns:repeat(2,1fr)}}
/* Pricing */
.price-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;display:flex;flex-direction:column}
.price-card.featured{background:var(--text);color:#fff;border-color:var(--text)}
.price-card.featured p,.price-card.featured li{color:#bdbdbd}
.price-card.featured .btn{background:#fff;color:var(--text);border-color:#fff}
.price-card h3{margin:0 0 4px;font-size:18px}
.price{font-size:44px;font-weight:700;letter-spacing:-.04em;margin:14px 0 4px}
.price small{font-size:15px;color:var(--muted);font-weight:500;letter-spacing:0}
.price-card ul{list-style:none;padding:0;margin:18px 0 26px;color:var(--muted);flex:1}
.price-card li{padding:6px 0 6px 24px;position:relative}
.price-card li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:700}
.badge{display:inline-block;font-size:11px;font-weight:700;background:var(--accent);color:#fff;padding:3px 9px;border-radius:999px;margin-left:6px;vertical-align:middle}
.cta-band{background:var(--soft);border-radius:28px;padding:64px 24px;text-align:center}
footer{border-top:1px solid var(--line);color:var(--muted);padding:32px 0;margin-top:60px;font-size:14px}
footer a{color:var(--muted)}
/* Forms */
.form{max-width:420px;margin:64px auto;background:#fff;border:1px solid var(--line);border-radius:24px;padding:36px;box-shadow:var(--shadow)}
.form h2{font-size:28px}
label{display:block;font-size:14px;color:var(--text);font-weight:500;margin:16px 0 7px}
input,select,textarea{width:100%;padding:11px 14px;border-radius:12px;border:1px solid var(--line);background:#fff;color:var(--text);font-size:15px;font-family:inherit;transition:border-color .15s,box-shadow .15s}
input:focus,select:focus{outline:none;border-color:#0a0a0a;box-shadow:0 0 0 4px rgba(10,10,10,.06)}
input:disabled{background:var(--soft);color:var(--muted)}
.err{color:var(--down);font-size:14px;min-height:20px;margin-top:10px}
.ok{color:var(--accent-ink);font-size:14px}
.muted{color:var(--muted)}
/* Status */
.status{display:inline-flex;align-items:center;gap:7px;font-weight:600;font-size:12.5px;padding:4px 11px;border-radius:999px;white-space:nowrap;background:var(--soft);color:var(--muted)}
.status::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.s-up{color:var(--accent-ink);background:var(--up-bg)}
.s-late{color:var(--late);background:var(--late-bg)}
.s-down,.s-failed{color:var(--down);background:var(--down-bg)}
.s-bad{color:var(--bad);background:var(--bad-bg)}
table{width:100%;border-collapse:collapse}
th,td{text-align:left;padding:11px 8px;border-bottom:1px solid var(--line);font-size:14px;vertical-align:middle}
th{color:var(--muted);font-weight:500;font-size:12.5px}
tr:last-child td{border-bottom:0}
.row{display:flex;gap:12px;flex-wrap:wrap}
.row>*{flex:1;min-width:140px}
.banner{background:var(--soft);border-radius:14px;padding:13px 16px;margin:12px 0;font-size:14px}
.banner.warn{background:var(--late-bg);color:#7a2e0e}
/* Dashboard */
.dash-head{display:flex;justify-content:space-between;align-items:flex-end;gap:16px;flex-wrap:wrap;margin:24px 0 8px}
.dash-head h1{font-size:40px;letter-spacing:-.04em;margin:0;line-height:1.1}
.job{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:22px;margin-bottom:14px;box-shadow:0 1px 2px rgba(10,10,10,.03)}
.job-head{display:flex;justify-content:space-between;align-items:center;gap:10px;flex-wrap:wrap}
.job-head h3{margin:0;font-size:18px;letter-spacing:-.02em}
details summary{cursor:pointer;color:var(--muted);font-size:14px;margin-top:14px}
details[open] summary{color:var(--text)}
.kv{font-size:13px;color:var(--muted)}
.big{font-size:28px;font-weight:700;letter-spacing:-.03em}
.pingurl{word-break:break-all}
/* Guides / articles */
.article{max-width:760px;margin:0 auto;padding:48px 0 24px}
.article h1{font-size:clamp(34px,5vw,52px);line-height:1.06;letter-spacing:-.04em;margin:8px 0 18px}
.article h2{font-size:clamp(24px,3vw,32px);margin:52px 0 14px}
.article h3{font-size:20px;letter-spacing:-.02em;margin:32px 0 10px}
.article p,.article li{font-size:17px;line-height:1.7}
.article ul,.article ol{padding-left:22px}
.article li{margin:6px 0}
.article pre{margin:16px 0 22px}
.article .lead{font-size:19px;color:var(--muted)}
.article .meta{font-size:14px;color:var(--muted)}
.article table{margin:16px 0 24px}
.article td,.article th{font-size:15px;vertical-align:top}
.crumbs{font-size:14px;color:var(--muted)}.crumbs a{color:var(--muted)}
.callout{background:var(--soft);border-radius:16px;padding:20px 22px;margin:22px 0}
.callout p{margin:0}
.toc{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 22px;margin:26px 0}
.toc ol{margin:8px 0 0}.toc li{font-size:15px;margin:4px 0}
.guide-list{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin-top:28px}
.guide-list a.card{text-decoration:none;display:block}.guide-list a.card:hover{border-color:var(--line);background:#fff;box-shadow:var(--shadow)}
@media(max-width:640px){.article table{display:block;overflow-x:auto}.article h1{font-size:32px}}