:root{
  --bg:#fbfbf7;--bg2:#f2f1ea;--ink:#171a1f;--ink2:#4d5560;--ink3:#8a929c;
  --line:#e4e2d8;--card:#ffffff;
  --zap:#ffd60a;--zap2:#f5c400;--zapink:#3a3100;
  --navy:#101828;--ok:#1f9d55;--warn:#d97706;--bad:#dc2626;
  --mono:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --r:12px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.15;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:1.15rem;font-weight:650}
p{margin:0 0 1em}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.narrow{max-width:760px}

/* header */
header.top{position:sticky;top:0;z-index:20;background:rgba(251,251,247,.86);backdrop-filter:saturate(1.4) blur(10px);border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;gap:28px;height:64px}
.logo{display:flex;align-items:center;gap:8px;font-weight:800;font-size:1.3rem;letter-spacing:-.02em}
.logo .bolt{width:28px;height:28px;border-radius:8px;background:var(--zap);display:grid;place-items:center;color:var(--zapink)}
.logo .bolt svg{width:16px;height:16px}
nav.main{display:flex;gap:22px;margin-left:8px;font-size:.95rem;color:var(--ink2)}
nav.main a:hover,nav.main a.on{color:var(--ink)}
.spacer{flex:1}
.nav-cta{display:flex;gap:10px;align-items:center}
@media(max-width:720px){nav.main{display:none}}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 18px;border-radius:10px;font-weight:600;font-size:.95rem;border:1px solid transparent;cursor:pointer;position:relative;transition:transform .05s,background .15s}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--navy);color:#fff}
.btn.primary:hover{background:#1d2939}
.btn.zap{background:var(--zap);color:var(--zapink)}
.btn.zap:hover{background:var(--zap2)}
.btn.ghost{background:transparent;border-color:var(--line);color:var(--ink)}
.btn.ghost:hover{background:var(--bg2)}
.btn.sm{padding:7px 12px;font-size:.85rem;border-radius:8px}
.btn[disabled]{opacity:.55;cursor:not-allowed}
.btn.busy{color:transparent!important}
.btn.busy::after{content:"";position:absolute;left:50%;top:50%;width:6px;height:6px;margin:-3px 0 0 -3px;border-radius:50%;background:currentColor;color:#fff;
  box-shadow:-12px 0 0 0 rgba(255,255,255,.35),12px 0 0 0 rgba(255,255,255,.35);animation:dots 1s infinite linear}
.btn.zap.busy::after{color:var(--zapink);box-shadow:-12px 0 0 0 rgba(58,49,0,.35),12px 0 0 0 rgba(58,49,0,.35)}
@keyframes dots{0%{box-shadow:-12px 0 0 0 rgba(255,255,255,.35),12px 0 0 0 rgba(255,255,255,.35)}33%{box-shadow:-12px 0 0 0 currentColor,12px 0 0 0 rgba(255,255,255,.35)}66%{box-shadow:-12px 0 0 0 rgba(255,255,255,.35),12px 0 0 0 currentColor}100%{box-shadow:-12px 0 0 0 rgba(255,255,255,.35),12px 0 0 0 rgba(255,255,255,.35)}}

/* hero */
.hero{padding:84px 0 56px}
.hero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero{padding:48px 0 32px}}
.kicker{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--zapink);background:var(--zap);padding:4px 10px;border-radius:999px;margin-bottom:18px}
.lead{font-size:1.2rem;color:var(--ink2);max-width:520px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}
.hero-note{font-size:.85rem;color:var(--ink3);margin-top:10px}

/* code */
pre,code{font-family:var(--mono)}
pre{background:var(--navy);color:#e6edf3;padding:18px 20px;border-radius:var(--r);overflow:auto;font-size:.86rem;line-height:1.6;margin:0 0 1em;box-shadow:0 20px 50px -20px rgba(16,24,40,.45)}
pre .c{color:#8b949e}pre .k{color:#ffd60a}pre .s{color:#a5d6ff}pre .n{color:#79c0ff}
code.inl{background:var(--bg2);padding:2px 6px;border-radius:6px;font-size:.88em}
.termbar{display:flex;gap:6px;padding:10px 14px;background:#0b1220;border-radius:var(--r) var(--r) 0 0}
.termbar i{width:10px;height:10px;border-radius:50%;background:#2d3748;display:block}
.termbar+pre{border-radius:0 0 var(--r) var(--r);margin-top:0}

/* phone mock */
.phone{width:280px;margin:0 auto;background:#0b1220;border-radius:36px;padding:14px;box-shadow:0 30px 60px -20px rgba(16,24,40,.5)}
.phone .screen{background:linear-gradient(160deg,#1b2a4a,#0e1628);border-radius:26px;padding:48px 12px 24px;min-height:420px;color:#fff;position:relative}
.phone .time{position:absolute;top:14px;left:0;right:0;text-align:center;font-size:.75rem;color:#9fb0cc}
.notif{background:rgba(255,255,255,.1);backdrop-filter:blur(8px);border-radius:16px;padding:12px 14px;margin-bottom:10px;animation:drop .6s cubic-bezier(.2,.9,.3,1.2) both}
.notif:nth-child(2){animation-delay:.25s}.notif:nth-child(3){animation-delay:.5s}.notif:nth-child(4){animation-delay:.75s}
@keyframes drop{from{opacity:0;transform:translateY(-18px)}to{opacity:1;transform:none}}
.notif .h{display:flex;align-items:center;gap:8px;font-size:.72rem;color:#c7d2e6;margin-bottom:4px}
.notif .h b{color:#fff}
.notif .i{width:16px;height:16px;border-radius:4px;background:var(--zap);display:grid;place-items:center;color:var(--zapink);font-size:.6rem;font-weight:800}
.notif .t{font-weight:600;font-size:.86rem}
.notif .m{font-size:.8rem;color:#d6deeb}
.notif.em{border:1px solid rgba(255,214,10,.6)}

/* sections */
section{padding:56px 0}
section.alt{background:var(--bg2)}
.sec-head{max-width:620px;margin-bottom:32px}
.sec-head p{color:var(--ink2)}
.grid{display:grid;gap:18px}
.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:860px){.grid.c3,.grid.c4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid.c3,.grid.c2,.grid.c4{grid-template-columns:1fr}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px}
.card h3{margin-bottom:.35em}
.card p{color:var(--ink2);margin:0;font-size:.95rem}
.ico{width:38px;height:38px;border-radius:10px;background:var(--zap);display:grid;place-items:center;color:var(--zapink);margin-bottom:14px;font-weight:800}
.steps{counter-reset:s}
.step{display:grid;grid-template-columns:44px 1fr;gap:16px;padding:18px 0;border-top:1px solid var(--line)}
.step:last-child{border-bottom:1px solid var(--line)}
.step::before{counter-increment:s;content:counter(s);width:36px;height:36px;border-radius:50%;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700}
.step p{color:var(--ink2);margin:0}

/* pricing */
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
@media(max-width:860px){.plans{grid-template-columns:1fr}}
.plan{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:28px;display:flex;flex-direction:column}
.plan.hi{border-color:var(--zap);box-shadow:0 0 0 3px rgba(255,214,10,.25)}
.plan .price{font-size:2.4rem;font-weight:800;letter-spacing:-.02em;margin:10px 0 2px}
.plan .price small{font-size:1rem;font-weight:500;color:var(--ink2)}
.plan ul{list-style:none;padding:0;margin:18px 0 22px;color:var(--ink2);font-size:.95rem}
.plan li{padding:6px 0 6px 26px;position:relative}
.plan li::before{content:"";position:absolute;left:0;top:11px;width:14px;height:14px;border-radius:50%;background:var(--zap)}
.plan .btn{margin-top:auto}
.tag{display:inline-block;font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.06em;padding:3px 8px;border-radius:999px;background:var(--bg2);color:var(--ink2)}
.tag.zap{background:var(--zap);color:var(--zapink)}

/* tables */
table{width:100%;border-collapse:collapse;font-size:.92rem;margin:0 0 1.5em}
th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}
th{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink3);font-weight:600}
td code{font-family:var(--mono);font-size:.86em;background:var(--bg2);padding:1px 6px;border-radius:5px;white-space:nowrap}
.req{color:var(--bad);font-size:.75rem;font-weight:700;margin-left:4px}

/* docs layout */
.docs{display:grid;grid-template-columns:220px 1fr;gap:48px;padding:40px 0 80px}
@media(max-width:860px){.docs{grid-template-columns:1fr}.docs aside{display:none}}
.docs aside{position:sticky;top:84px;align-self:start;font-size:.9rem}
.docs aside a{display:block;padding:5px 0;color:var(--ink2)}
.docs aside a:hover{color:var(--ink)}
.docs aside b{display:block;margin:14px 0 4px;font-size:.75rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink3)}
.docs h2{margin-top:2em;padding-top:.5em}
.docs h2:first-child{margin-top:0}
.docs h3{margin-top:1.6em}
.docs p{color:var(--ink2)}
.endpoint{display:flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.9rem;background:var(--card);border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin:0 0 1em}
.endpoint .m{font-weight:700;color:#fff;background:var(--navy);padding:2px 8px;border-radius:6px;font-size:.78rem}
.endpoint .m.get{background:var(--ok)}
.callout{border-left:4px solid var(--zap);background:var(--card);padding:14px 18px;border-radius:0 10px 10px 0;margin:0 0 1.5em;color:var(--ink2)}

/* forms */
.auth{max-width:420px;margin:60px auto;background:var(--card);border:1px solid var(--line);border-radius:16px;padding:32px}
.auth h1{font-size:1.6rem}
label{display:block;font-size:.85rem;font-weight:600;margin:14px 0 6px}
input[type=text],input[type=email],input[type=password],select,textarea{width:100%;font:inherit;padding:11px 12px;border:1px solid var(--line);border-radius:10px;background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid var(--zap);border-color:transparent}
input.bad{border-color:var(--bad)}
.hint{font-size:.82rem;color:var(--ink3);margin-top:6px}
.err{color:var(--bad);font-size:.88rem;margin:10px 0 0}
.auth .btn{width:100%;margin-top:20px}
.auth .foot{text-align:center;font-size:.9rem;color:var(--ink2);margin-top:18px}
.auth .foot a{color:var(--ink);font-weight:600}

/* dashboard */
.dash{padding:36px 0 80px}
.dash-head{display:flex;align-items:center;gap:16px;margin-bottom:24px;flex-wrap:wrap}
.dash-head h1{font-size:1.7rem;margin:0}
.flash{background:#ecfdf3;border:1px solid #abefc6;color:#067647;border-radius:10px;padding:12px 16px;margin-bottom:20px;font-size:.95rem}
.keybox{display:flex;align-items:center;gap:12px;background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:24px;flex-wrap:wrap}
.keybox .k{font-family:var(--mono);font-size:.95rem;letter-spacing:.02em;background:var(--bg2);padding:6px 10px;border-radius:8px}
.keybox .l{font-size:.8rem;text-transform:uppercase;letter-spacing:.06em;color:var(--ink3);font-weight:600}
.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;margin-bottom:22px}
.panel .ph{display:flex;align-items:center;gap:12px;padding:14px 18px;border-bottom:1px solid var(--line)}
.panel .ph h2{font-size:1.05rem;margin:0}
.panel table{margin:0}
.panel td,.panel th{padding:12px 18px}
.panel tr:last-child td{border-bottom:0}
.appic{width:34px;height:34px;border-radius:9px;background:var(--navy);color:#fff;display:grid;place-items:center;font-weight:700}
.usage{height:6px;background:var(--bg2);border-radius:3px;overflow:hidden;min-width:120px}
.usage i{display:block;height:100%;background:var(--zap)}
.muted{color:var(--ink3);font-size:.85rem}
.pri{display:inline-block;font-size:.72rem;font-weight:700;padding:2px 8px;border-radius:999px;background:var(--bg2);color:var(--ink2)}
.pri.p2{background:#fee4e2;color:#b42318}.pri.p1{background:#fef0c7;color:#b54708}.pri.pm{background:#eaecf0;color:#475467}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;margin-right:6px;background:var(--ok)}
.dot.off{background:var(--ink3)}

/* footer */
footer{border-top:1px solid var(--line);padding:36px 0;color:var(--ink3);font-size:.88rem}
footer .wrap{display:flex;gap:24px;flex-wrap:wrap;align-items:center}
footer nav{display:flex;gap:18px}
footer a:hover{color:var(--ink)}

/* faq */
details{border-top:1px solid var(--line);padding:16px 0}
details:last-child{border-bottom:1px solid var(--line)}
summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between}
summary::after{content:"+";color:var(--ink3)}
details[open] summary::after{content:"-"}
details p{color:var(--ink2);margin:10px 0 0}