@import url('https://fonts.googleapis.com/css2?family=Sora:wght@600;700&family=IBM+Plex+Sans:wght@400;500;600&family=JetBrains+Mono:wght@500;700&display=swap');
:root{
--bg:#FFFFFF;--surface:#F5F7FF;--surface2:#E9EEFF;--ink:#0B1B34;--muted:#5B6B85;
--accent:#0084FF;--accent2:#A033FF;--ok:#0FA958;--dead:#98A6BA;--line:#D8E2F5;
--on-accent:#000000;--on-ok:#000000;
--font-h:'Sora', system-ui, sans-serif;--font-b:'IBM Plex Sans', system-ui, sans-serif;--font-m:'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
--radius:14px;--code-radius:12px;--maxw:1120px;--measure:68ch;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font-b);
 font-size:17px;line-height:1.65;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:#006cd1;text-underline-offset:3px}
a:hover{text-decoration:none}
:focus-visible{outline:3px solid var(--accent);outline-offset:2px;border-radius:3px}
h1,h2,h3,h4{font-family:var(--font-h);line-height:1.18;margin:0 0 .5em;letter-spacing:-.015em}
h1{font-size:clamp(1.9rem,5.2vw,3.1rem)}
h2{font-size:clamp(1.35rem,3.1vw,1.95rem);margin-top:2.2em}
h3{font-size:clamp(1.1rem,2.2vw,1.35rem);margin-top:1.8em}
p,ul,ol{margin:0 0 1.1em}
ul,ol{padding-left:1.3em}
li{margin:.35em 0}
code{font-family:var(--font-m);font-size:.92em;background:var(--surface2);
 padding:.12em .38em;border-radius:4px}
blockquote{margin:1.6em 0;padding:.2em 0 .2em 1.2em;border-left:3px solid var(--accent);
 color:var(--muted);font-style:italic}
hr{border:0;border-top:1px solid var(--line);margin:2.4em 0}

.jpun{position:absolute;left:-9999px;top:0;background:var(--accent);color:var(--on-accent);
 padding:.7em 1.1em;z-index:200;border-radius:0 0 var(--radius) 0;font-weight:600}
.jpun:focus{left:0}
.jtdi{width:100%;margin:0 auto}
.xgwv{max-width:var(--maxw);margin:0 auto;padding:0 20px}
@media (max-width:600px){.xgwv{padding:0 16px}}

/* ---------- header ---------- */
.cays{border-bottom:1px solid var(--line);background:var(--bg);position:sticky;top:0;z-index:50}
.cays .xgwv{display:flex;align-items:center;gap:18px;
 min-height:64px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px}
.rbez{display:flex;flex-direction:column;gap:1px;text-decoration:none;color:var(--ink);min-width:0}
.skvr{font-family:var(--font-h);font-weight:700;font-size:1.12rem;letter-spacing:-.02em;
 white-space:nowrap}
.krbi{font-size:.72rem;color:var(--muted);letter-spacing:.02em}
.odqp{display:flex;gap:4px;flex-wrap:wrap;min-width:0;margin-left:auto}
.mejn{color:var(--muted);text-decoration:none;font-size:.88rem;font-weight:500;
 padding:.45em .7em;border-radius:7px;white-space:nowrap}
.mejn:hover,.mejn[aria-current="page"]{color:var(--ink);background:var(--surface2)}
@media (max-width:760px){
 .cays{position:static}
 .odqp{width:100%;margin-left:0;overflow-x:auto;-webkit-overflow-scrolling:touch;
  padding-bottom:6px;flex-wrap:nowrap}
}

/* ---------- hero ---------- */
.xehb{padding:clamp(34px,6vw,68px) 0 clamp(26px,4vw,40px);border-bottom:1px solid var(--line)}
.rlau{font-family:var(--font-m);font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;
 color:var(--accent);margin:0 0 14px;font-weight:700}
.trlc{margin:0 0 .45em;max-width:20ch}
.bsxy{font-size:clamp(1.02rem,2.1vw,1.2rem);color:var(--muted);max-width:60ch;margin:0 0 1.4em}
.ubol{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:0}
.hwlu{display:flex;flex-direction:column;gap:14px}
.hwlu .pyjp{margin:0}
@media (max-width:880px){
 /* Phone: shrink everything above the code card. The card is the page. */
 .xehb{padding-top:22px;padding-bottom:22px}
 .trlc{font-size:clamp(1.55rem,6.6vw,2.1rem);max-width:none}
 .bsxy{font-size:1rem;margin-bottom:0}
 .rlau{margin-bottom:9px}
}
.fnse{font-size:.78rem;font-weight:600;color:var(--ink);background:var(--surface2);
 border:1px solid var(--line);padding:.42em .8em;border-radius:999px;white-space:nowrap}

/* ---------- LIVE CODE CARDS — the point of the whole site ---------- */
.tbhb{display:grid;gap:16px;margin:0 0 8px;
 grid-template-columns:repeat(auto-fit,minmax(min(100%,320px),1fr))}
.rlci{position:relative;background:var(--surface);border:1px solid #D8E2F5;
 border-radius:var(--code-radius);padding:20px 20px 18px;display:flex;flex-direction:column;gap:12px;
 box-shadow:0 2px 10px rgba(11,27,52,.07)}
.rlci[data-best="1"]{border-color:var(--accent);border-width:2px}
.ckjz{position:absolute;top:-11px;left:16px;background:var(--accent);color:var(--on-accent);
 font-size:.68rem;font-weight:800;letter-spacing:.1em;text-transform:uppercase;
 padding:.32em .7em;border-radius:999px}
.jxlb{display:flex;align-items:baseline;justify-content:space-between;gap:10px;flex-wrap:wrap}
.gwbw{font-family:var(--font-h);font-weight:800;font-size:clamp(1.5rem,4.4vw,2rem);
 color:var(--accent);line-height:1}
.qfxd{font-size:.82rem;color:var(--muted);font-weight:600}
/* the copy control: >=56px tall, full width on phones — this is the primary action */
.eavw{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;
 min-height:60px;padding:0 16px;font-family:var(--font-m);font-weight:700;
 font-size:clamp(1.15rem,3.6vw,1.4rem);letter-spacing:.06em;
 color:var(--ink);background:var(--surface2);border:2px dashed var(--accent);
 border-radius:var(--code-radius);cursor:pointer;text-align:left;
 -webkit-tap-highlight-color:transparent}
.eavw:hover{background:var(--accent);color:var(--on-accent);border-style:solid}
.eavw[data-copied="1"]{background:var(--ok);color:var(--on-ok);border-color:var(--ok);border-style:solid}
.eavw span:last-child{font-family:var(--font-b);font-size:.76rem;font-weight:700;
 letter-spacing:.09em;text-transform:uppercase;opacity:.85;white-space:nowrap}
.urye{font-size:.83rem;color:var(--muted);margin:0}
.dxof{display:inline-flex;align-items:center;justify-content:center;min-height:52px;
 padding:0 20px;background:var(--accent);color:var(--on-accent);font-weight:700;font-size:.98rem;
 border-radius:var(--code-radius);text-decoration:none;width:100%}
.dxof:hover{filter:brightness(1.08)}
.pfid{font-size:.79rem;color:var(--muted);margin:14px 0 0;line-height:1.5}

/* ---------- expired / dead codes ---------- */
.fmlk{margin:0}
.oxxs{width:100%;border-collapse:collapse;font-size:.93rem}
.oxxs th{text-align:left;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
 color:var(--muted);font-weight:700;padding:0 12px 10px 0;border-bottom:1px solid var(--line)}
.oxxs td{padding:13px 12px 13px 0;border-bottom:1px solid var(--line);vertical-align:middle}
.lboi{font-family:var(--font-m);font-weight:700;color:var(--dead);
 text-decoration:line-through;text-decoration-thickness:2px;white-space:nowrap}
.oxxs td:first-child{width:1px;white-space:nowrap;padding-right:24px}
.dhfy{color:var(--muted)}
.bzhn{color:var(--muted);white-space:nowrap;font-variant-numeric:tabular-nums}
.aoty{display:inline-block;font-size:.68rem;font-weight:800;letter-spacing:.08em;
 text-transform:uppercase;color:var(--dead);border:1px solid var(--dead);
 padding:.22em .55em;border-radius:999px;white-space:nowrap}
@media (max-width:640px){
 .oxxs,.oxxs tbody,.oxxs tr,.oxxs td{display:block;width:100%}
 .oxxs thead{display:none}
 .oxxs tr{border-bottom:1px solid var(--line);padding:12px 0}
 .oxxs td{border:0;padding:2px 0}
 .oxxs td::before{content:attr(data-l) " ";font-size:.72rem;letter-spacing:.08em;
  text-transform:uppercase;color:var(--muted);font-weight:700}
}

/* ---------- trust band ---------- */
.lwhe{background:var(--surface);border-top:1px solid var(--line);
 border-bottom:1px solid var(--line);padding:clamp(32px,5vw,56px) 0;margin:clamp(34px,5vw,56px) 0}
.vdwu{display:grid;gap:14px;margin:26px 0 0;padding:0;list-style:none;
 grid-template-columns:repeat(auto-fit,minmax(min(100%,150px),1fr))}
.xbji{background:var(--bg);border:1px solid var(--line);border-radius:var(--radius);padding:16px}
.clzg{font-family:var(--font-h);font-weight:800;font-size:clamp(1.5rem,3.6vw,2.05rem);
 color:var(--accent);line-height:1.05;display:block}
.vyaw{font-size:.86rem;font-weight:600;display:block;margin-top:4px}
.ztyc{font-size:.74rem;color:var(--muted);display:block;margin-top:2px}
.psvd{display:grid;gap:20px;margin-top:30px;
 grid-template-columns:repeat(auto-fit,minmax(min(100%,260px),1fr))}
.zovi h3{margin-top:0;font-size:1.05rem}
.zovi p{margin-bottom:0;font-size:.95rem;color:var(--muted)}

/* ---------- body prose ---------- */
.plqw{padding:clamp(30px,5vw,52px) 0}
.plqw > .xgwv{max-width:calc(var(--measure) + 7.5rem)}
.plqw .uwnc > p,.plqw .uwnc > ul,.plqw .uwnc > ol{max-width:var(--measure)}
@media (min-width:1100px){.plqw > .xgwv{padding-left:60px;padding-right:60px}}
.plqw + .plqw{padding-top:0}
.plqw:has(+ .fmlk),.plqw:has(+ .xgwv){padding-bottom:14px}
.plqw p,.plqw ul,.plqw ol,.plqw blockquote{max-width:var(--measure)}
.xhfu{font-size:clamp(1.05rem,2.2vw,1.2rem);color:var(--muted);max-width:62ch}
.uwnc{scroll-margin-top:80px}
.rruy{overflow-x:auto;margin:0 0 1.4em;-webkit-overflow-scrolling:touch}
.rruy table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:420px}
.rruy th{text-align:left;background:var(--surface2);font-weight:700;
 padding:10px 12px;border:1px solid var(--line);font-size:.82rem}
.rruy td{padding:10px 12px;border:1px solid var(--line)}

/* ---------- faq ---------- */
.vqjd{margin:0;max-width:var(--measure)}
.msjy{border-bottom:1px solid var(--line);padding:18px 0}
.ongi{font-family:var(--font-h);font-weight:700;font-size:1.05rem;margin:0 0 .5em}
.cwzr{margin:0;color:var(--muted)}

/* ---------- cta ---------- */
.loho{background:var(--surface);border:1px solid #D8E2F5;border-radius:var(--radius);
 padding:clamp(22px,4vw,34px);margin:clamp(32px,5vw,48px) 0}
.loho h2{margin-top:0}
.zeqh{display:flex;gap:14px;flex-wrap:wrap;align-items:center}
.zeqh .dxof{width:auto;min-width:220px}

/* ---------- footer ---------- */
.lqti{border-top:1px solid var(--line);background:var(--surface);
 padding:clamp(30px,4vw,44px) 0 28px;margin-top:clamp(34px,5vw,56px)}
.niwq{display:grid;gap:26px;
 grid-template-columns:repeat(auto-fit,minmax(min(100%,180px),1fr));margin-bottom:26px}
.iedo h2{font-size:.76rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted);
 margin:0 0 .9em;font-family:var(--font-b);font-weight:700}
.iedo ul{list-style:none;padding:0;margin:0}
.iedo li{margin:.45em 0}
.iedo a{color:var(--ink);text-decoration:none;font-size:.9rem}
.iedo a:hover{text-decoration:underline}
.ndds{font-size:.88rem;color:var(--muted);border-top:1px solid var(--line);
 padding-top:20px;margin:0 0 .7em;max-width:70ch}
.fsub{font-size:.8rem;color:var(--muted);margin:0}
.pyjp{font-size:.84rem;color:var(--muted);background:var(--surface2);
 border-left:3px solid var(--accent);padding:14px 16px;border-radius:0 var(--radius) var(--radius) 0;
 margin:0 0 1.4em;max-width:var(--measure)}

/* ---------- toast (copy confirmation, aria-live) ---------- */
.rkyr{position:fixed;left:50%;bottom:24px;transform:translateX(-50%) translateY(140%);
 background:var(--ok);color:var(--on-ok);font-weight:700;font-size:.95rem;
 padding:14px 22px;border-radius:999px;z-index:120;pointer-events:none;
 box-shadow:0 8px 30px rgba(0,0,0,.28);max-width:calc(100vw - 32px);text-align:center}
.rkyr[data-show="1"]{transform:translateX(-50%) translateY(0)}
@media (prefers-reduced-motion:no-preference){
 .rkyr{transition:transform .26s cubic-bezier(.2,.9,.3,1)}
 .eavw{transition:background .15s ease,color .15s ease,border-color .15s ease}
}
.hvvl{display:none}
@media (min-width:1040px){
 .hvvl{display:block;position:sticky;top:88px;align-self:start;font-size:.87rem}
 .hvvl ul{list-style:none;padding:0;margin:0;border-left:2px solid var(--line)}
 .hvvl li{margin:0}
 .mgbk{display:block;padding:.4em 0 .4em 14px;color:var(--muted);text-decoration:none;
  margin-left:-2px;border-left:2px solid transparent}
 .mgbk:hover{color:var(--ink);border-left-color:var(--accent)}
}
.xpep{display:grid;gap:34px}
.zarm{background:var(--surface);border:1px solid #D8E2F5;border-radius:var(--radius);padding:20px}

body{font-size:18px;line-height:1.72}
.xehb{border-bottom:1px solid var(--line);padding-top:clamp(40px,6vw,80px)}
.trlc{font-size:clamp(2.1rem,6vw,3.5rem);max-width:17ch;letter-spacing:-.028em}
.bsxy{font-size:clamp(1.1rem,2.4vw,1.32rem);max-width:52ch}
.rlau{font-family:var(--font-b);letter-spacing:.2em}
.plqw{--measure:64ch}
.plqw .uwnc:first-of-type > p:first-of-type::first-letter{
 float:left;font-family:var(--font-h);font-size:3.4em;line-height:.82;
 padding:.06em .1em 0 0;color:var(--accent);font-weight:700}
.xhfu{font-size:1.24rem;color:var(--ink);border-left:3px solid var(--accent);
 padding-left:20px;font-weight:400}
.skvr{font-family:var(--font-h);font-size:1.24rem;letter-spacing:-.03em}
.mejn{font-size:.86rem}
.tbhb{max-width:640px}
.lwhe{background:var(--surface2)}
blockquote{font-size:1.14rem;border-left-width:4px}
@media (min-width:1040px){.xpep{grid-template-columns:220px minmax(0,1fr);gap:48px}}