:root{--bg:#f7f8fa;--card:#fff;--ink:#0f172a;--muted:#64748b;--line:#e5e7eb;--brand:#0f9d6b;--brand-d:#0b7a53;--brand-l:#e7f7f0;--warn:#b45309;--warn-l:#fef3c7;--bad:#b42318;--bad-l:#fee4e2;--blue:#2563eb;--blue-l:#e0ecff}
*{box-sizing:border-box}html,body{margin:0}body{font:15px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--brand-d)}h1,h2,h3{line-height:1.2;margin:0 0 .5em}h1{font-size:28px}h2{font-size:20px}h3{font-size:16px}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px}
.topbar{background:#fff;border-bottom:1px solid var(--line)}.topbar .wrap{display:flex;align-items:center;gap:24px;height:60px}
.logo{font-weight:800;font-size:19px;color:var(--ink);text-decoration:none;display:flex;align-items:center;gap:8px}.logo i{width:26px;height:26px;border-radius:8px;background:var(--brand);display:inline-grid;place-items:center;color:#fff;font-style:normal;font-size:15px}
.topbar nav{display:flex;gap:18px;flex:1}.topbar nav a{color:var(--muted);text-decoration:none;font-weight:500}.topbar nav a.on,.topbar nav a:hover{color:var(--ink)}
.btn{display:inline-flex;align-items:center;gap:6px;border:1px solid var(--line);background:#fff;color:var(--ink);padding:8px 14px;border-radius:9px;font:inherit;font-weight:600;cursor:pointer;text-decoration:none;white-space:nowrap}
.btn:hover{border-color:#cbd5e1}.btn.primary{background:var(--brand);border-color:var(--brand);color:#fff}.btn.primary:hover{background:var(--brand-d)}.btn.sm{padding:5px 10px;font-size:13px;border-radius:7px}.btn.ghost{border-color:transparent;background:transparent}.btn.danger{color:var(--bad)}
.btn.lg{padding:13px 22px;font-size:16px;border-radius:11px}
form.inline{display:inline}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:20px}
.grid{display:grid;gap:16px}.g4{grid-template-columns:repeat(4,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:1fr 1fr}
.stat .k{color:var(--muted);font-size:13px;font-weight:500}.stat .v{font-size:26px;font-weight:750;margin-top:4px}.stat .s{color:var(--muted);font-size:12px}
table{width:100%;border-collapse:collapse}th{text-align:left;font-size:12px;text-transform:uppercase;letter-spacing:.04em;color:var(--muted);font-weight:600;padding:10px 12px;border-bottom:1px solid var(--line)}td{padding:12px;border-bottom:1px solid var(--line);vertical-align:middle}tr:last-child td{border-bottom:none}
.pill{display:inline-block;padding:2px 9px;border-radius:99px;font-size:12px;font-weight:600;background:#eef2f7;color:#334155}.pill.bad{background:var(--bad-l);color:var(--bad)}.pill.warn{background:var(--warn-l);color:var(--warn)}.pill.ok{background:var(--brand-l);color:var(--brand-d)}.pill.blue{background:var(--blue-l);color:var(--blue)}
.muted{color:var(--muted)}.small{font-size:13px}.right{text-align:right}.row{display:flex;gap:12px;align-items:center}.between{justify-content:space-between}.wrapf{flex-wrap:wrap}.mt{margin-top:16px}.mt2{margin-top:28px}.mb{margin-bottom:16px}
.flash{padding:10px 14px;border-radius:10px;margin:16px 0;background:var(--brand-l);color:var(--brand-d);font-weight:500}.flash.err{background:var(--bad-l);color:var(--bad)}
label{display:block;font-weight:600;font-size:13px;margin:12px 0 4px}input[type=text],input[type=email],input[type=password],input[type=number],input[type=url],select,textarea{width:100%;padding:9px 11px;border:1px solid #d0d5dd;border-radius:9px;font:inherit;background:#fff}textarea{min-height:260px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13.5px}
input:focus,select:focus,textarea:focus{outline:2px solid #a7e3cb;border-color:var(--brand)}
.hint{font-size:12px;color:var(--muted);margin-top:4px}
.page{padding:28px 0 60px}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;background:#cbd5e1;margin-right:3px}.dot.sent{background:var(--brand)}.dot.skipped{background:#e2e8f0;outline:1px dashed #94a3b8}.dot.failed{background:var(--bad)}
.vars code{display:inline-block;background:#f1f5f9;padding:2px 6px;border-radius:6px;margin:2px;font-size:12px;cursor:pointer}
.mail{border:1px solid var(--line);border-radius:12px;background:#fff}.mail .hd{padding:12px 16px;border-bottom:1px solid var(--line);font-size:13px;color:var(--muted)}.mail .hd b{color:var(--ink)}.mail .bd{padding:16px;white-space:pre-wrap;font-size:14.5px}
/* marketing */
.hero{padding:72px 0 40px;text-align:center}.hero h1{font-size:48px;letter-spacing:-.02em;max-width:820px;margin:0 auto 16px}.hero p.lead{font-size:19px;color:var(--muted);max-width:640px;margin:0 auto 28px}
.badge{display:inline-block;background:var(--brand-l);color:var(--brand-d);font-weight:600;font-size:13px;padding:5px 12px;border-radius:99px;margin-bottom:18px}
.section{padding:56px 0}.section h2{font-size:30px;text-align:center;margin-bottom:10px}.section .sub{text-align:center;color:var(--muted);margin:0 auto 36px;max-width:620px}
.feature h3{margin-top:8px}.feature .ic{font-size:22px}
.price{display:flex;flex-direction:column}.price .amt{font-size:38px;font-weight:800}.price .amt span{font-size:15px;color:var(--muted);font-weight:500}.price ul{padding-left:18px;color:#334155;flex:1}.price.hot{border:2px solid var(--brand);position:relative}.price.hot:before{content:"Most popular";position:absolute;top:-12px;left:20px;background:var(--brand);color:#fff;font-size:12px;font-weight:700;padding:2px 10px;border-radius:99px}
.timeline{display:flex;gap:0;justify-content:center;flex-wrap:wrap;margin:10px 0}.timeline div{background:#fff;border:1px solid var(--line);padding:10px 14px;font-size:13px;text-align:center;min-width:130px}.timeline div:first-child{border-radius:10px 0 0 10px}.timeline div:last-child{border-radius:0 10px 10px 0}.timeline b{display:block;font-size:14px}
footer.site{border-top:1px solid var(--line);padding:28px 0;color:var(--muted);font-size:13px;background:#fff}footer.site a{color:var(--muted);margin-right:14px}
.demo-banner{background:#111827;color:#e5e7eb;font-size:12.5px;text-align:center;padding:5px}
.mockup{max-width:900px;margin:30px auto 0;text-align:left;box-shadow:0 20px 60px rgba(15,23,42,.12)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:10px;padding:14px 16px;margin-bottom:10px}.faq summary{font-weight:600;cursor:pointer}
@media(max-width:860px){.g4,.g3,.g2{grid-template-columns:1fr}.hero h1{font-size:34px}.topbar nav{display:none}}

.topbar-actions{display:flex;align-items:center;gap:12px;margin-left:auto;flex-shrink:0}
.logo,.logo-name{white-space:nowrap}
.logo{flex-shrink:0}