:root{--paper:#FBF7EE;--paper2:#F4EEE1;--ink:#0A1424;--ink2:#2A3A55;--mute:#56627A;--line:#D9D0BE;--line2:#C9BEA8;--gold:#B8914A;--gold-d:#866830;--green:#2F7F52;--navy:#0A1424}
*{box-sizing:border-box}
html{scroll-padding-top:120px}
body{margin:0;background:var(--paper);color:var(--ink);font-family:"Readex Pro",system-ui,-apple-system,"Segoe UI",Arial,sans-serif;font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
a{color:inherit}
.w{max-width:1240px;margin:0 auto;padding:0 clamp(16px,4vw,40px)}
.mono{font-family:"IBM Plex Mono",ui-monospace,Menlo,Consolas,monospace}
h1,h2,h3{margin:0;font-weight:600;text-wrap:balance}
.xh{background:#07101F;color:#EEF1F6;border-bottom:1px solid #223756;
 background-image:repeating-linear-gradient(0deg,rgba(241,242,239,.045) 0 1px,transparent 1px 24px),repeating-linear-gradient(90deg,rgba(241,242,239,.045) 0 1px,transparent 1px 24px)}
.xh .w{padding-block:clamp(40px,6vw,72px) 0}
.crumb{display:flex;gap:8px;font-family:"IBM Plex Mono",monospace;font-size:12.5px;color:#7689A6}
.crumb a{color:#8FA0B8;text-decoration:none}.crumb a:hover{color:#E6CC92}
.xh h1{margin-top:16px;font-size:clamp(36px,5.4vw,62px);line-height:1.04;letter-spacing:-.01em;max-width:18ch}
.dim{position:relative;height:1px;background:#C9A45C;margin-top:20px;width:min(100%,360px)}
.dim::before,.dim::after{content:"";position:absolute;top:-6px;width:1px;height:13px;background:#C9A45C}.dim::before{left:0}.dim::after{right:0}
.xh .lede{margin:20px 0 0;max-width:60ch;color:#AEBBD0;font-size:clamp(16px,1.7vw,19px)}
.facts{display:grid;grid-template-columns:repeat(4,1fr);margin-top:clamp(32px,4vw,48px);border:1px solid #2E4668;border-bottom:0}
.facts div{padding:16px 18px;border-left:1px solid #2E4668;min-width:0}
.facts div:first-child{border-left:0}
.facts b{display:block;font-family:"IBM Plex Mono",monospace;font-weight:500;font-size:clamp(24px,3vw,34px);color:#E6CC92;line-height:1.1}
.facts span{color:#8FA0B8;font-size:13.5px}
.bar{position:sticky;top:110px;z-index:30;background:rgba(251,247,238,.96);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.bar .w{display:flex;flex-wrap:wrap;align-items:center;gap:12px 18px;padding-block:14px}
.seg{display:flex;border:1px solid var(--line2);border-radius:10px;overflow:hidden;background:#fff}
.seg button{font:inherit;font-size:14px;border:0;background:transparent;color:var(--ink2);padding:9px 14px;cursor:pointer;border-left:1px solid var(--line2);white-space:nowrap}
.seg button:first-child{border-left:0}
.seg button[aria-pressed="true"]{background:var(--navy);color:#fff}
.find{flex:1;min-width:200px;max-width:360px;position:relative}
.find input{width:100%;font:inherit;font-size:15px;padding:10px 12px 10px 38px;border:1px solid var(--line2);border-radius:10px;background:#fff;color:var(--ink)}
.find svg{position:absolute;left:12px;top:50%;transform:translateY(-50%);width:16px;height:16px;stroke:var(--mute);fill:none;stroke-width:1.8}
.count{margin-left:auto;color:var(--mute);font-size:14px}
.grp{padding-block:clamp(40px,5vw,64px) 0}
.grp-h{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:8px 24px;align-items:end;padding-bottom:18px;border-bottom:2px solid var(--ink)}
.grp-h h2{font-size:clamp(26px,3vw,36px)}
.grp-h p{margin:8px 0 0;color:var(--mute);max-width:64ch}
.grp-h a{font-size:14.5px;color:var(--gold-d);font-weight:500}
.sheets{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;margin-top:24px}
.sheet{display:flex;flex-direction:column;background:#FFFDF8;border:1px solid var(--line);border-radius:6px;min-width:0}
.sheet[hidden]{display:none}
.sh-top{display:flex;justify-content:space-between;gap:10px;align-items:center;padding:14px 18px 0}
.sh-code{font-family:"IBM Plex Mono",monospace;font-size:13px;color:var(--gold-d);border:1px solid var(--line2);border-radius:4px;padding:2px 7px}
.sh-kind{font-size:12.5px;color:var(--mute)}
.sheet h3{font-size:21px;line-height:1.2;padding:12px 18px 0}
.sh-for{margin:8px 18px 0;color:var(--ink2);font-size:14.5px}
.sh-desc{margin:8px 18px 0;color:var(--mute);font-size:14px;line-height:1.5}
.sh-tb{display:grid;grid-template-columns:repeat(4,1fr);margin:18px 0 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.sh-tb div{padding:10px 12px;border-left:1px solid var(--line);min-width:0}
.sh-tb div:first-child{border-left:0;padding-left:18px}
.sh-tb dt{font-size:11.5px;color:var(--mute)}
.sh-tb dd{margin:2px 0 0;font-family:"IBM Plex Mono",monospace;font-size:16px;color:var(--ink)}
.sh-act{display:grid;gap:10px;padding:16px 18px 18px;margin-top:auto}
.b1{display:flex;justify-content:center;align-items:center;background:var(--navy);color:#fff;text-decoration:none;font-weight:600;font-size:15px;padding:12px 16px;border-radius:8px}
.b1:hover{background:#1A2F52}
.b2{display:flex;justify-content:space-between;gap:10px;color:var(--ink2);text-decoration:none;font-size:14px;padding:4px 2px}
.b2 span{color:var(--gold-d)}
.b2:hover{color:var(--ink)}
.b2 small{display:block;color:var(--mute);font-size:12.5px}
.sheet.soon{background:transparent;border-style:dashed}
.sheet.soon .sh-act p{margin:0;color:var(--mute);font-size:14px}
.empty{margin-top:24px;padding:28px;border:1px dashed var(--line2);border-radius:6px;color:var(--mute)}
.how{padding-block:clamp(56px,7vw,96px) 0}
.how h2,.more h2,.faq h2{font-size:clamp(26px,3vw,36px)}
.steps{list-style:none;margin:28px 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);border-top:2px solid var(--ink)}
.steps li{padding:20px 20px 4px 0;min-width:0}
.steps li+li{padding-left:20px;border-left:1px solid var(--line)}
.steps .n{font-family:"IBM Plex Mono",monospace;color:var(--gold-d);font-size:14px}
.steps h3{font-size:18px;margin-top:8px}
.steps p{margin:8px 0 0;color:var(--mute);font-size:14.5px}
.more{padding-block:clamp(56px,7vw,96px) 0}
.duo{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:24px}
.panel{border:1px solid var(--line);background:#FFFDF8;border-radius:6px;padding:24px;min-width:0}
.panel h3{font-size:20px}
.panel p{margin:10px 0 0;color:var(--mute);font-size:15px}
.panel a{display:inline-block;margin-top:14px;color:var(--gold-d);font-weight:500}
.vf{display:flex;gap:8px;margin-top:14px;flex-wrap:wrap}
.vf input{flex:1;min-width:160px;font:inherit;padding:10px 12px;border:1px solid var(--line2);border-radius:8px;font-family:"IBM Plex Mono",monospace;text-transform:uppercase}
.vf button{font:inherit;font-weight:600;border:0;background:var(--navy);color:#fff;border-radius:8px;padding:10px 16px;cursor:pointer}
.faq{padding-block:clamp(56px,7vw,96px) clamp(56px,7vw,96px)}
.faq details{border-top:1px solid var(--line);padding:16px 0}
.faq details:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-weight:500;font-size:17px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";font-family:"IBM Plex Mono",monospace;color:var(--gold-d)}
.faq details[open] summary::after{content:"−"}
.faq summary::-webkit-details-marker{display:none}
.faq p{margin:10px 0 0;color:var(--mute);max-width:70ch}
.faq-in{max-width:860px}
.end{background:var(--navy);color:#EEF1F6}
.end .w{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;padding-block:44px}
.end h2{font-size:clamp(22px,2.6vw,30px);max-width:30ch}
.end a{display:inline-flex;background:#C9A45C;color:#0A1424;text-decoration:none;font-weight:600;padding:12px 20px;border-radius:999px}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px}
@media (max-width:1000px){.sheets{grid-template-columns:repeat(2,minmax(0,1fr))}.steps{grid-template-columns:1fr 1fr}.steps li:nth-child(3){padding-left:0;border-left:0}.facts{grid-template-columns:1fr 1fr}.facts div:nth-child(3){border-left:0}.facts div:nth-child(n+3){border-top:1px solid #2E4668}}
@media (max-width:680px){.sheets{grid-template-columns:1fr}.duo{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.steps li{padding-left:0!important;border-left:0!important;border-top:1px solid var(--line)}.steps li:first-child{border-top:0}.count{margin-left:0;width:100%}.find{max-width:none}.seg{width:100%}.seg button{flex:1;padding:9px 6px}.grp-h{grid-template-columns:1fr}}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}