:root{
  --ink:#0E1330;
  --ink-2:#2A3150;
  --muted:#525A78;
  --line:#E3E7F2;
  --tint:#F4F6FC;
  --white:#FFFFFF;
  --cobalt:#2F4BFF;
  --cobalt-deep:#1F36D6;
  --cobalt-tint:#E6EAFF;
  --lime:#B6F04A;
  --radius:22px;
  --shadow-sm:0 1px 2px rgba(14,19,48,.06),0 4px 14px rgba(14,19,48,.06);
  --shadow-md:0 2px 4px rgba(14,19,48,.05),0 18px 44px -12px rgba(14,19,48,.18);
  --shadow-lg:0 2px 6px rgba(14,19,48,.05),0 30px 80px -20px rgba(14,19,48,.28);
  --sans:"Red Hat Display",system-ui,-apple-system,"Segoe UI",sans-serif;
  --mono:"Red Hat Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --tile-w:172px;
  --tile-h:118px;
  --tile-gap:14px;
}
*{box-sizing:border-box}
html,body{overflow-x:hidden;max-width:100%}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--white);color:var(--ink);font-family:var(--sans);font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img,svg{display:block}
a{color:inherit}
button{font:inherit;cursor:pointer}
code,pre,.mono{font-family:var(--mono)}
.wrap{width:min(1180px,100% - 32px);margin-inline:auto}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
:focus-visible{outline:3px solid var(--cobalt);outline-offset:3px;border-radius:8px}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.88);backdrop-filter:saturate(1.4) blur(14px);-webkit-backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid rgba(227,231,242,.7)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:22px;letter-spacing:-.02em}
.logo-mark{width:30px;height:30px}
.nav-links{display:flex;align-items:center;gap:6px;list-style:none;margin:0;padding:0}
.nav-links a{display:block;text-decoration:none;font-weight:600;font-size:15px;color:var(--ink-2);padding:8px 12px;border-radius:10px}
.nav-links a:hover{background:var(--tint)}
.nav-links .signin{border:1.5px solid var(--line);margin-left:6px}
.nav-mobile{display:none}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--white);padding:36px 0 72px}
.wall{position:absolute;inset:-10px 0 0 0;display:flex;flex-direction:column;gap:var(--tile-gap);pointer-events:none}
.row{display:flex;gap:var(--tile-gap);width:max-content;animation:drift var(--dur,120s) linear infinite;will-change:transform}
.row.rev{animation-direction:reverse}
@keyframes drift{from{transform:translateX(var(--start,0px))}to{transform:translateX(calc(var(--start,0px) - 50%))}}
.tile{flex:none;width:var(--tile-w);height:var(--tile-h);border-radius:16px;padding:14px 15px;display:flex;flex-direction:column;justify-content:space-between;background:var(--bg);color:var(--fg);position:relative}
.tile::before{content:"";position:absolute;top:8px;left:50%;width:6px;height:6px;margin-left:-3px;border-radius:50%;background:currentColor;opacity:.28}
.tile .t-mark{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;background:var(--chip,rgba(255,255,255,.18))}
.tile .t-mark svg{width:18px;height:18px}
.tile .t-name{font-weight:800;font-size:17px;letter-spacing:-.015em;line-height:1.1}
.tile .t-meta{font-family:var(--mono);font-size:11.5px;opacity:.82;margin-top:3px;letter-spacing:.01em}
.wall-fade{position:absolute;left:0;right:0;bottom:0;height:180px;background:linear-gradient(to bottom,rgba(255,255,255,0),#fff 85%);pointer-events:none}

.hero-inner{position:relative;z-index:2;display:flex;flex-direction:column;align-items:center}
.panel{width:min(820px,100% - 32px);background:var(--white);border-radius:30px;box-shadow:var(--shadow-lg),0 0 0 12px rgba(255,255,255,.9);padding:38px 56px 34px;text-align:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:13px;font-weight:500;color:var(--ink-2);background:var(--tint);border:1px solid var(--line);padding:6px 12px 6px 10px;border-radius:999px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:#16A34A;box-shadow:0 0 0 3px rgba(22,163,74,.18)}
h1{font-size:clamp(34px,5.4vw,70px);line-height:.98;letter-spacing:-.045em;font-weight:900;margin:20px 0 18px}
h1 .slotword{display:inline-block;border:3px dashed #9AA3C2;border-radius:16px;padding:0 .16em .04em;line-height:.95;color:var(--ink)}
.lede{font-size:19px;color:var(--muted);max-width:560px;margin:0 auto 28px;line-height:1.5}
.cta-row{display:flex;flex-direction:column;align-items:center;gap:14px}
.btn-big{position:relative;text-decoration:none;display:inline-flex;align-items:center;gap:12px;border:0;background:var(--cobalt);color:#fff;font-weight:800;font-size:21px;letter-spacing:-.01em;padding:20px 34px 20px 30px;border-radius:18px;box-shadow:0 1px 0 rgba(255,255,255,.25) inset,0 10px 24px -6px rgba(47,75,255,.55),0 2px 0 var(--cobalt-deep);transition:transform .15s ease,box-shadow .15s ease,background .2s}
.btn-big:hover{transform:translateY(-2px);box-shadow:0 1px 0 rgba(255,255,255,.25) inset,0 16px 30px -8px rgba(47,75,255,.6),0 3px 0 var(--cobalt-deep)}
.btn-big:active{transform:translateY(1px)}
.btn-big .b-ico{width:26px;height:26px;border-radius:8px;background:rgba(255,255,255,.18);display:grid;place-items:center}
.btn-big.done{background:#0A7C4E;box-shadow:0 10px 24px -8px rgba(10,124,78,.5),0 2px 0 #075c3a}
.agent-hint{font-size:15px;color:var(--muted)}
.agent-hint a{font-weight:700;color:var(--ink);text-decoration-thickness:1.5px;text-underline-offset:3px}

/* the slot */
.slot-zone{margin-top:50px;display:grid;place-items:center}
.slot{position:relative;width:236px;height:156px;border-radius:20px;background:#fff;box-shadow:0 0 0 14px #fff,0 0 0 15px rgba(14,19,48,.06),0 24px 50px -10px rgba(14,19,48,.3);display:grid;place-items:center}
.slot-empty{position:absolute;inset:10px;border:2.5px dashed #A3ABC8;border-radius:13px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;color:var(--muted);transition:opacity .3s}
.slot-empty .plus{width:34px;height:34px;border-radius:50%;border:2px solid #C3C9DD;display:grid;place-items:center;color:var(--ink-2)}
.slot-empty strong{font-size:19px;font-weight:800;color:var(--ink);letter-spacing:-.01em}
.slot-empty span{font-family:var(--mono);font-size:12px}
.slot-nail{position:absolute;top:-6px;left:50%;width:12px;height:12px;margin-left:-6px;border-radius:50%;background:#C3C9DD;border:2px solid #fff;z-index:3}
.hung{position:absolute;inset:10px;border-radius:13px;background:var(--cobalt);color:#fff;padding:16px 16px 14px;display:flex;flex-direction:column;justify-content:space-between;text-align:left;opacity:0;transform-origin:50% -16px;pointer-events:none}
.hung .h-top{display:flex;align-items:center;justify-content:space-between}
.hung .h-mark{width:32px;height:32px;border-radius:9px;background:rgba(255,255,255,.2);display:grid;place-items:center}
.hung .h-live{font-family:var(--mono);font-size:11.5px;font-weight:500;background:var(--lime);color:var(--ink);padding:3px 8px;border-radius:99px}
.hung .h-name{font-weight:900;font-size:22px;letter-spacing:-.02em;line-height:1}
.hung .h-id{font-family:var(--mono);font-size:12px;opacity:.9;margin-top:4px}
.slot.filled .slot-empty{opacity:0}
.slot.filled .hung{opacity:1;animation:hang 1.25s cubic-bezier(.2,.8,.2,1) both}
@keyframes hang{
  0%{transform:translateY(-70px) rotate(-16deg);opacity:0}
  30%{transform:translateY(0) rotate(9deg);opacity:1}
  52%{transform:rotate(-5deg)}
  70%{transform:rotate(2.5deg)}
  86%{transform:rotate(-1deg)}
  100%{transform:rotate(0)}
}

/* result card */
.result{margin-top:44px;width:min(640px,100% - 32px);background:#fff;border-radius:24px;box-shadow:var(--shadow-lg);border:1px solid var(--line);overflow:hidden;text-align:left}
.r-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 20px;border-bottom:1px solid var(--line)}
.r-title{font-weight:800;font-size:16px}
.status{font-family:var(--mono);font-size:12px;font-weight:500;padding:4px 10px;border-radius:99px;background:var(--tint);color:var(--muted);border:1px solid var(--line);white-space:nowrap}
.status.ok{background:#E3F8EC;color:#0A6B40;border-color:#BDEBD0}
.r-body{padding:18px 20px 20px}
.codeline{display:flex;align-items:stretch;gap:10px}
.codeline code{flex:1;min-width:0;display:block;background:var(--tint);border:1px solid var(--line);border-radius:14px;padding:14px 16px;font-size:14px;line-height:1.5;color:var(--ink);word-break:break-all;white-space:pre-wrap}
.codeline code .ph{color:#9AA3C2}
.codeline code .tag{color:#6B3FD4}
.codeline code .attr{color:#0A6B8A}
.codeline code .val{color:#0A7C4E}
.codeline code .hl{background:#FFF0A8;border-radius:4px;padding:0 2px}
.btn-copy{flex:none;border:1.5px solid var(--line);background:#fff;color:var(--ink);font-weight:700;font-size:15px;border-radius:14px;padding:0 18px;min-width:92px;transition:background .15s,border-color .15s}
.btn-copy:hover:not(:disabled){border-color:var(--ink)}
.btn-copy:disabled{color:#9AA3C2;cursor:not-allowed}
.btn-copy.copied{background:var(--ink);color:#fff;border-color:var(--ink)}
.r-note{font-size:14px;color:var(--muted);margin:12px 2px 0}
.r-agent{border-top:1px dashed var(--line);padding:16px 20px 18px;background:#FAFBFE}
.r-agent-label{display:flex;align-items:center;gap:8px;font-size:13px;font-weight:700;color:var(--ink-2);margin-bottom:8px;text-transform:uppercase;letter-spacing:.06em}
.r-agent .codeline code{background:#fff;font-size:13px}
.curl .kw{color:#6B3FD4}.curl .url{color:#0A6B8A}

/* ---------- sections ---------- */
section{scroll-margin-top:80px}
.sec{padding:112px 0}
#how{padding-top:56px}
.sec-head{max-width:720px;margin-bottom:52px}
.kicker{font-family:var(--mono);font-size:13px;font-weight:500;color:var(--cobalt);letter-spacing:.04em;text-transform:uppercase;margin:0 0 14px}
h2{font-size:clamp(34px,4.4vw,54px);line-height:1.02;letter-spacing:-.04em;font-weight:900;margin:0 0 16px}
.sec-head p{font-size:19px;color:var(--muted);margin:0}
h3{font-size:22px;letter-spacing:-.02em;font-weight:800;margin:0 0 8px;line-height:1.15}

/* steps */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;list-style:none;margin:0;padding:0}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:30px 28px 28px;box-shadow:var(--shadow-sm)}
.step::before{content:"";position:absolute;top:-7px;left:50%;width:14px;height:14px;margin-left:-7px;border-radius:50%;background:#fff;border:3px solid var(--sc)}
.step-num{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:14px;background:var(--sc);color:var(--sf);font-weight:900;font-size:22px;margin-bottom:20px}
.step p{color:var(--muted);margin:0 0 20px}
.step-demo{border-radius:14px;background:var(--tint);border:1px solid var(--line);padding:14px;font-family:var(--mono);font-size:13px;color:var(--ink-2)}
.mini-btn{display:inline-flex;align-items:center;gap:8px;background:var(--cobalt);color:#fff;font-family:var(--sans);font-weight:800;font-size:15px;padding:10px 16px;border-radius:12px}
.dns{display:grid;grid-template-columns:auto 1fr;gap:4px 12px}
.dns b{color:var(--muted);font-weight:500}
.dns .ok{color:#0A6B40}
.picks{display:flex;flex-direction:column;gap:8px}
.pick{display:flex;align-items:center;justify-content:space-between;gap:8px;font-family:var(--sans);font-weight:700;font-size:14px;color:var(--ink)}
.pick i{display:inline-block;width:12px;height:12px;border-radius:4px;margin-right:8px;vertical-align:-1px}
.tog{width:36px;height:22px;border-radius:99px;background:#C9CFE0;position:relative;flex:none}
.tog::after{content:"";position:absolute;top:3px;left:3px;width:16px;height:16px;border-radius:50%;background:#fff;box-shadow:0 1px 2px rgba(0,0,0,.2)}
.tog.on{background:var(--cobalt)}.tog.on::after{left:17px}

/* marketplace */
.market{background:linear-gradient(#fff,var(--tint) 30%,var(--tint) 70%,#fff)}
.m-toolbar{display:flex;flex-wrap:wrap;gap:8px;margin:-24px 0 28px}
.chip{font-weight:700;font-size:14px;padding:8px 14px;border-radius:99px;background:#fff;border:1.5px solid var(--line);color:var(--ink-2)}
.chip.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.m-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.ad{background:#fff;border-radius:var(--radius);border:1px solid var(--line);box-shadow:var(--shadow-sm);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.ad:hover{transform:translateY(-3px);box-shadow:var(--shadow-md)}
.ad-face{position:relative;background:var(--bg);color:var(--fg);padding:22px 22px 20px;min-height:148px;display:flex;flex-direction:column;justify-content:space-between}
.ad-face::before{content:"";position:absolute;top:10px;left:50%;width:7px;height:7px;margin-left:-3.5px;border-radius:50%;background:currentColor;opacity:.3}
.ad-face .t-mark{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:var(--chip,rgba(255,255,255,.18))}
.ad-face .t-mark svg{width:22px;height:22px}
.ad-face .a-name{font-weight:900;font-size:24px;letter-spacing:-.025em;line-height:1.05;margin-top:16px}
.ad-face .a-line{font-size:15px;opacity:.9;margin-top:2px}
.ad-meta{display:flex;align-items:center;justify-content:space-between;gap:10px;padding:16px 18px 18px}
.ad-data{display:flex;flex-direction:column;gap:2px}
.ad-cat{font-size:13px;color:var(--muted);font-weight:600}
.ad-cpm{font-family:var(--mono);font-size:15px;font-weight:500;color:var(--ink)}
.allow{display:flex;align-items:center;gap:10px;cursor:pointer;font-weight:700;font-size:15px;color:var(--ink-2);user-select:none}
.allow input{position:absolute;opacity:0;width:1px;height:1px}
.allow .sw{width:48px;height:28px;border-radius:99px;background:#C9CFE0;position:relative;transition:background .2s;flex:none}
.allow .sw::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(0,0,0,.2);transition:left .2s}
.allow input:checked + .sw{background:var(--cobalt)}
.allow input:checked + .sw::after{left:23px}
.allow input:focus-visible + .sw{outline:3px solid var(--cobalt);outline-offset:3px}
.m-foot{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:28px;color:var(--muted);font-size:15px}
.m-foot strong{color:var(--ink)}
.link-arrow{font-weight:800;color:var(--cobalt);text-decoration:none}
.link-arrow:hover{text-decoration:underline}

/* agents */
.agents-band{background:var(--ink);color:#fff;border-radius:34px;padding:64px;display:grid;grid-template-columns:1fr 1.25fr;gap:56px;align-items:center;position:relative;overflow:hidden}
.agents-band h2{color:#fff}
.agents-band .kicker{color:var(--lime)}
.agents-band p{color:#C3C9E4;font-size:18px}
.agents-band .files{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.agents-band .files a{font-family:var(--mono);font-size:14px;color:#fff;text-decoration:none;border:1px solid #39406A;border-radius:10px;padding:8px 12px}
.agents-band .files a:hover{border-color:var(--lime)}
.term{background:#161C3F;border:1px solid #2A3160;border-radius:20px;overflow:hidden}
.term-top{display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid #2A3160;font-family:var(--mono);font-size:12.5px;color:#9AA3C8}
.term-top .dots{display:flex;gap:6px}.term-top .dots i{width:10px;height:10px;border-radius:50%;background:#2F3764}
.term pre{margin:0;padding:18px 20px;font-size:13.5px;line-height:1.65;color:#E7EAF7;overflow-x:auto;white-space:pre}
.term .c{color:#8B93BA}.term .k{color:#B6F04A}.term .s{color:#9FD6FF}.term .n{color:#FFC93C}
.term .sep{border-top:1px dashed #2A3160}

/* advertisers */
.adv{display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:center}
.adv p{font-size:19px;color:var(--muted);margin:0 0 26px}
.adv ul{list-style:none;padding:0;margin:0 0 30px;display:grid;gap:12px}
.adv li{display:flex;gap:12px;align-items:flex-start;font-weight:600}
.adv li svg{flex:none;margin-top:4px}
.btn{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:800;font-size:17px;padding:16px 24px;border-radius:14px;border:0}
.btn-ink{background:var(--ink);color:#fff}
.btn-ink:hover{background:#232A55}
.sites{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:18px}
.site{background:#fff;border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow-md);overflow:hidden}
.site:nth-child(2){transform:translateY(34px)}
.site:nth-child(3){transform:translateY(-10px)}
.site:nth-child(4){transform:translateY(24px)}
.s-bar{display:flex;align-items:center;gap:6px;padding:10px 12px;border-bottom:1px solid var(--line);font-family:var(--mono);font-size:12px;color:var(--muted)}
.s-bar i{width:8px;height:8px;border-radius:50%;background:var(--line)}
.s-bar span{margin-left:6px}
.s-body{padding:14px}
.s-line{height:8px;border-radius:4px;background:var(--tint);margin-bottom:7px}
.s-line.w6{width:60%}.s-line.w8{width:82%}
.s-slot{margin-top:12px;border-radius:12px;background:#0A7C6E;color:#fff;padding:12px;display:flex;align-items:center;gap:10px}
.s-slot .t-mark{width:28px;height:28px;border-radius:8px;background:rgba(255,255,255,.2);display:grid;place-items:center}
.s-slot .t-mark svg{width:16px;height:16px}
.s-slot b{font-size:14px;display:block;line-height:1.1}
.s-slot small{font-family:var(--mono);font-size:11px;opacity:.85}

/* faq */
.faq{max-width:820px}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:20px;padding:24px 0;font-weight:800;font-size:20px;letter-spacing:-.015em}
.faq summary::-webkit-details-marker{display:none}
.faq summary .pm{flex:none;width:32px;height:32px;border-radius:10px;background:var(--tint);display:grid;place-items:center;transition:transform .2s}
.faq details[open] .pm{transform:rotate(45deg);background:var(--cobalt-tint)}
.faq details p{margin:-6px 0 24px;color:var(--muted);font-size:17px;max-width:680px}

/* final */
.final{position:relative;overflow:hidden;padding:120px 0 128px;text-align:center}
.final .wall{inset:0;justify-content:center}
.final-panel{position:relative;z-index:2;display:inline-block;background:#fff;border-radius:30px;box-shadow:var(--shadow-lg),0 0 0 12px rgba(255,255,255,.9);padding:48px 56px;max-width:min(680px,100% - 32px)}
.final-panel p{color:var(--muted);font-size:18px;margin:0 0 26px}
.final-panel h2{margin-bottom:12px}

/* footer */
footer{border-top:1px solid var(--line);padding:40px 0 48px;color:var(--muted);font-size:15px}
footer .wrap{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}
footer nav{display:flex;flex-wrap:wrap;gap:22px}
footer a{text-decoration:none;font-weight:600}
footer a:hover{color:var(--ink)}

/* ---------- responsive ---------- */
@media (max-width:960px){
  .steps,.m-grid{grid-template-columns:1fr 1fr}
  .agents-band,.adv{grid-template-columns:1fr}
  .agents-band{padding:44px 32px;gap:36px}
}
@media (max-width:720px){
  :root{--tile-w:128px;--tile-h:92px;--tile-gap:10px}
  body{font-size:16px}
  .nav-links{display:none}
  .nav-mobile{display:inline-flex;align-items:center;font-weight:700;font-size:15px;text-decoration:none;border:1.5px solid var(--line);padding:8px 14px;border-radius:10px}
  .nav .wrap{height:62px}
  .hero{padding:22px 0 56px}
  .panel{width:calc(100% - 40px);padding:24px 18px 22px;border-radius:24px;box-shadow:var(--shadow-lg)}
  .eyebrow{font-size:12px}
  h1{font-size:clamp(30px,9vw,40px);margin:14px 0 12px}
  h1 .slotword{border-width:2.5px;border-radius:12px}
  .lede{font-size:16.5px;margin-bottom:20px}
  .hero{padding-top:28px}
  .btn-big{font-size:19px;padding:18px 24px;width:100%;justify-content:center}
  .slot-zone{margin-top:52px}
  .slot{width:208px;height:138px}
  .tile{padding:10px 11px;border-radius:13px}
  .tile .t-mark{width:24px;height:24px;border-radius:7px}
  .tile .t-mark svg{width:14px;height:14px}
  .tile .t-name{font-size:14px}
  .tile .t-meta{font-size:10px}
  .result{margin-top:36px;width:calc(100% - 24px)}
  .r-head,.r-body,.r-agent{padding-left:16px;padding-right:16px}
  .codeline{flex-direction:column}
  .btn-copy{padding:12px;min-height:46px}
  .codeline code{font-size:13px}
  .sec{padding:80px 0}
  .steps,.m-grid,.sites{grid-template-columns:1fr}
  .site:nth-child(n){transform:none}
  .site:nth-child(n+3){display:none}
  .agents-band{padding:32px 20px;border-radius:26px}
  .term pre{font-size:12px;padding:16px;white-space:pre-wrap;word-break:break-all}
  .ad-face{min-height:0;padding:18px 18px 16px}
  .ad-face .a-name{font-size:21px;margin-top:12px}
  .m-grid{gap:14px}
  .adv{gap:40px}
  .final{padding:88px 0}
  .final-panel{padding:32px 22px}
  .faq summary{font-size:18px}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .row{animation:none}
  .slot.filled .hung{animation:none}
  .btn-big,.ad{transition:none}
}

/* ---------- production wiring ---------- */
[hidden]{display:none !important}
.r-next{margin-top:14px;display:inline-flex}
.btn-big[aria-busy="true"]{opacity:.85;cursor:progress}
.ad-cat .ex{font-style:normal;font-family:var(--mono);font-size:11px;letter-spacing:.02em;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:1px 7px;margin-left:6px;vertical-align:1px}
.m-note{display:block;font-size:14px;color:var(--muted);margin-top:6px}
.logo-mark{width:30px;height:30px}

/* ---------- animated walkthrough ---------- */
.demo-sec{padding-bottom:24px}
.demo{max-width:980px;margin:0 auto}
.dm-browser{background:#fff;border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow-lg);overflow:hidden}
.dm-bar{display:flex;align-items:center;gap:14px;padding:12px 16px;background:var(--tint);border-bottom:1px solid var(--line)}
.dm-dots{display:flex;gap:6px}.dm-dots i{width:10px;height:10px;border-radius:50%;background:#D5DAE8}
.dm-url{flex:1;max-width:420px;margin:0 auto;text-align:center;font-family:var(--mono);font-size:13px;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:999px;padding:5px 14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.dm-stage{position:relative;height:420px;overflow:hidden}
.dm-scene{position:absolute;inset:0;padding:40px;opacity:0;transform:translateY(10px);transition:opacity .45s ease,transform .45s ease;pointer-events:none}
.dm-scene.on{opacity:1;transform:none}
.dm-hero{text-align:center;display:flex;flex-direction:column;align-items:center;gap:22px;padding-top:18px}
.dm-h1{font-weight:900;font-size:clamp(24px,4vw,40px);letter-spacing:-.03em;line-height:1.05}
.dm-h1 span{border:2px dashed #9AA3BD;border-radius:12px;padding:0 8px}
.dm-btn{font:inherit;font-weight:800;font-size:17px;border:0;border-radius:14px;padding:14px 24px;background:var(--cobalt);color:#fff;box-shadow:0 10px 24px -8px rgba(47,75,255,.6);transition:transform .15s,background .2s}
.dm-btn.pressed,.dm-copy.pressed,.dm-sw.pressed,.dm-paste.pressed{transform:scale(.95)}
.dm-btn-ink{background:var(--ink);box-shadow:none}
.dm-btn.ok{background:#0A7C4E}
.dm-tag{display:flex;gap:10px;align-items:stretch;width:min(640px,100%);animation:dmIn .4s ease}
.dm-tag code{flex:1;text-align:left;font-size:13px;line-height:1.5;background:var(--tint);border:1px solid var(--line);border-radius:12px;padding:12px 14px;overflow-wrap:anywhere;min-height:48px;color:var(--cobalt-deep)}
.dm-copy{font:inherit;font-weight:700;border:1.5px solid var(--line);background:#fff;border-radius:12px;padding:0 18px;transition:transform .15s}
@keyframes dmIn{from{opacity:0;transform:translateY(8px)}to{opacity:1;transform:none}}
.dm-split{display:grid;grid-template-columns:1.25fr 1fr;gap:28px;height:100%}
.dm-editor,.dm-article{background:var(--tint);border:1px solid var(--line);border-radius:16px;padding:18px}
.dm-article{background:#fff}
.dm-label{font-family:var(--mono);font-size:12px;color:var(--muted);margin-bottom:12px}
.dm-lines{display:flex;flex-direction:column;gap:9px;margin:12px 0}
.dm-lines i{display:block;height:9px;border-radius:5px;background:#DFE3EF;width:100%}
.dm-lines i.w8{width:80%}.dm-lines i.w6{width:60%}
.dm-paste{display:block;min-height:44px;font-size:12.5px;line-height:1.5;background:#fff;border:1.5px dashed #B9C1D8;border-radius:10px;padding:10px 12px;color:var(--cobalt-deep);overflow-wrap:anywhere;transition:transform .15s}
.dm-side{display:flex;flex-direction:column;gap:16px;justify-content:center}
.dm-slot{position:relative;border:2px dashed #C3CADD;border-radius:16px;padding:26px 16px 18px;text-align:center;display:flex;flex-direction:column;gap:4px;color:var(--muted);opacity:.45;transition:opacity .4s,border-color .4s}
.dm-slot.open{opacity:1;border-color:var(--cobalt)}
.dm-slot b{color:var(--ink);font-size:16px}.dm-slot small{font-size:13px}
.dm-nail{position:absolute;top:9px;left:50%;width:7px;height:7px;margin-left:-3.5px;border-radius:50%;background:#9AA3BD}
.dm-field{border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;font-size:16px;color:var(--ink)}
.dm-market{display:flex;flex-direction:column;gap:12px;max-width:560px;margin:0 auto}
.dm-adv{display:flex;align-items:center;gap:14px;border:1px solid var(--line);border-radius:16px;padding:14px 16px;background:#fff;box-shadow:var(--shadow-sm)}
.dm-adv>span:nth-child(2){flex:1;display:flex;flex-direction:column}.dm-adv small{color:var(--muted);font-size:13px}
.dm-mk{width:40px;height:40px;border-radius:11px;display:grid;place-items:center;color:#fff;font-weight:800;flex:none}
.dm-sw{position:relative;width:48px;height:28px;flex:none;transition:transform .15s}
.dm-sw input{position:absolute;opacity:0}
.dm-sw span{position:absolute;inset:0;border-radius:999px;background:#D5DAE8;transition:background .25s}
.dm-sw span::after{content:"";position:absolute;top:3px;left:3px;width:22px;height:22px;border-radius:50%;background:#fff;box-shadow:0 1px 3px rgba(14,19,48,.25);transition:transform .25s}
.dm-sw input:checked+span{background:var(--cobalt)}
.dm-sw input:checked+span::after{transform:translateX(20px)}
.dm-market .dm-btn{align-self:flex-end}
.dm-title{font-weight:800;font-size:22px;letter-spacing:-.02em}
.dm-ad{display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:14px;padding:12px;margin:14px 0;opacity:0;transform:translateY(-14px) rotate(-2deg);transition:opacity .5s,transform .7s cubic-bezier(.3,1.6,.5,1)}
.dm-ad.on{opacity:1;transform:none;box-shadow:var(--shadow-md)}
.dm-ad>span:nth-child(2){flex:1;display:flex;flex-direction:column}.dm-ad small{color:var(--muted);font-size:12px}
.dm-ad em{font-style:normal;font-weight:700;font-size:13px;background:var(--ink);color:#fff;border-radius:999px;padding:6px 12px}
.dm-earn{background:var(--ink);color:#fff;border-radius:18px;padding:24px;text-align:center}
.dm-earn small{display:block;color:#AEB6D6;font-size:14px}
.dm-earn b{font-size:44px;font-weight:900;letter-spacing:-.03em;color:var(--lime);font-variant-numeric:tabular-nums}
.dm-cursor{position:absolute;left:0;top:0;z-index:5;transform:translate(70%,80%);transition-property:transform;transition-timing-function:cubic-bezier(.45,.05,.25,1);will-change:transform;filter:drop-shadow(0 3px 5px rgba(14,19,48,.3))}
.dm-cursor svg{transition:transform .12s}
.dm-cursor.down svg{transform:scale(.82)}
.dm-ring{position:absolute;z-index:4;width:14px;height:14px;margin:-7px 0 0 -7px;border-radius:50%;border:2px solid var(--cobalt);animation:dmRing .65s ease-out forwards;pointer-events:none}
@keyframes dmRing{from{transform:scale(.4);opacity:1}to{transform:scale(3.4);opacity:0}}
.dm-steps{list-style:none;padding:0;margin:20px 0 0;display:flex;justify-content:center;gap:10px;flex-wrap:wrap}
.dm-step{font:inherit;font-weight:700;font-size:15px;display:flex;align-items:center;gap:8px;border:1.5px solid var(--line);background:#fff;color:var(--ink-2);border-radius:999px;padding:8px 16px 8px 8px;transition:background .25s,border-color .25s,color .25s}
.dm-step span{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--tint);font-size:13px}
.dm-step.on{background:var(--ink);border-color:var(--ink);color:#fff}
.dm-step.on span{background:var(--lime);color:var(--ink)}
@media (max-width:720px){
  .dm-stage{height:520px}
  .dm-scene{padding:22px 16px}
  .dm-split{grid-template-columns:1fr;gap:14px}
  .dm-tag{flex-direction:column}.dm-copy{padding:10px}
  .dm-earn{padding:14px}.dm-earn b{font-size:32px}
  .dm-editor .dm-lines:last-child,.dm-article .dm-lines:last-child{display:none}
  .dm-steps{gap:6px}.dm-step{font-size:13px;padding:6px 12px 6px 6px}
}
@media (prefers-reduced-motion: reduce){.dm-scene,.dm-ad,.dm-cursor{transition:none}}
.dm-h1 span{white-space:nowrap;display:inline-block}