:root{--bg:#f4f7ef;--ink:#20301e;--accent:#4c8b3b;--panel:#e4eedb;--line:#bfd6aa;--radius:22px;--display:"Bree Serif",Georgia,serif;--body:"Sarabun",system-ui,sans-serif}
/* base */
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--ink);font:400 17px/1.6 var(--body)}
a{color:var(--ink);text-decoration-color:var(--accent);text-decoration-thickness:2px;text-underline-offset:2px}
img,svg{max-width:100%}main img{height:auto}main figure{margin:0}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;background:var(--panel);padding:8px 12px;z-index:9}
.wrap{width:min(1240px,calc(100% - 32px));margin:0 auto}
h1,h2,h3{font-family:var(--display);font-weight:400;margin:0 0 .5em}h1{font-size:clamp(2.3rem,5.2vw,3.9rem);line-height:1.06;max-width:20ch}h2{font-size:clamp(1.6rem,3vw,2.3rem);line-height:1.12}main h2{border-left:4px solid var(--accent);padding-left:.55em}h3{font-size:1.2rem}
.kicker{display:inline-block;font:700 .74rem/1.2 var(--body);letter-spacing:.14em;text-transform:uppercase;color:var(--ink);border-bottom:2px solid var(--accent);padding-bottom:.3em;margin:0 0 1rem}
.lead{font-size:1.04rem;line-height:1.7;max-width:70ch;opacity:.85}
.page-head{padding:64px 0 16px}.block{padding:52px 0}
.btn{display:inline-block;background:var(--accent);color:var(--bg);border:2px solid var(--ink);border-radius:6px;padding:11px 20px;font:700 1rem var(--body);text-decoration:none;box-shadow:4px 4px 0 var(--ink)}.btn.ghost{background:var(--bg);color:var(--ink)}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;align-items:center;margin-top:22px}
.chips{display:flex;gap:18px;flex-wrap:wrap}.chip{border:0;background:none;color:var(--ink);padding:4px 0;font:700 .78rem var(--body);letter-spacing:.12em;text-transform:uppercase;cursor:pointer;opacity:.6;border-bottom:2px solid transparent}.chip[aria-pressed="true"]{opacity:1;border-bottom-color:var(--accent)}
.toolbar{display:flex;flex-direction:row-reverse;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:end;margin-bottom:16px}
.search{display:block;font:600 .88rem var(--body);min-width:240px}.search input{display:block;width:100%;margin-top:6px;padding:10px 18px;border:1px solid var(--ink);border-radius:999px;background:var(--bg);color:var(--ink);font:400 1rem var(--body)}
table.ledger{width:100%;border-collapse:collapse}.ledger th,.ledger td{text-align:left;padding:12px;border-bottom:1px solid var(--line);vertical-align:top}.ledger thead th{background:var(--ink);color:var(--bg);font:600 .85rem var(--body);letter-spacing:.03em}
.count{display:inline-block;background:var(--panel);border-radius:999px;padding:4px 12px;font-size:.88rem}.count span{font-weight:700;color:var(--accent)}
main details{border-bottom:2px dotted var(--line);padding:14px 0}main summary{cursor:pointer;font-weight:600;text-transform:uppercase;letter-spacing:.04em;font-size:.92rem}main summary::marker{color:var(--accent)}main details p{margin:.6em 0 0;max-width:62ch}
[hidden]{display:none!important}
.site-email{font-weight:600;word-break:break-all}.up{font-size:.85em}
.nav-toggle{display:none;background:none;border:1px solid var(--line);color:var(--ink);border-radius:999px;padding:6px 14px;font:inherit;cursor:pointer}
@media (max-width:760px){.nav-toggle{display:inline-block}.toolbar{flex-direction:column;align-items:stretch}.search{min-width:0}}
/* /base */
.photo-band{margin:8px auto 24px}.photo-band img{display:block;width:100%;height:auto;aspect-ratio:16/7;object-fit:cover;border-radius:var(--radius);border:1px solid var(--line)}
.photo-split{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}.photo-split figure{margin:0}.photo-split img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:var(--radius)}
@media (max-width:820px){.photo-split{grid-template-columns:1fr}.photo-band img{aspect-ratio:3/2}}
.site-head{background:var(--ink);border:0}
.site-head .logo,.site-head .head-nav a{color:#e4eedb}
.site-head .head-nav a[aria-current="page"]{color:#b8e09a}
.site-head .mark *{fill:#b8e09a}
.site-head .nav-toggle{color:#fff;border-color:#4a5e46}
.site-footer{background:var(--panel);border-top:0;border-radius:var(--radius) var(--radius) 0 0}
.ab-hero{background:linear-gradient(90deg,rgba(32,48,30,.1),rgba(32,48,30,.5)),url(../img/leaves.webp) center/cover;padding:5rem 0}
.ab-hero-in{display:flex;justify-content:flex-end}
.ab-card{background:var(--bg);border-radius:var(--radius);padding:2.4rem;max-width:620px;box-shadow:0 20px 40px rgba(0,0,0,.18)}
.ab-scale{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border-radius:var(--radius);overflow:hidden;margin-top:1rem}
.ab-scale div{padding:1.4rem;color:#fff;background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.18) 0 1px,transparent 1px var(--g,4px))}
.ab-scale .s1{background-color:#7aa95e;--g:3px}.ab-scale .s2{background-color:#5c8a44;--g:6px}.ab-scale .s3{background-color:#3f6630;--g:10px}
.ab-scale b{display:block;font-family:var(--display);font-size:2.6rem;line-height:1}
.ab-scale span{display:block;font-weight:700}
.ab-scale em{display:block;font-style:normal;font-size:.85rem;margin-top:.6rem;opacity:.9}
.ab-floor>div{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.ab-floor article{background:#d9c7a0;border-radius:14px;padding:1.6rem 1rem;text-align:center;position:relative;background-image:linear-gradient(90deg,transparent 46%,#8b6b3e 46%,#8b6b3e 54%,transparent 54%),linear-gradient(0deg,transparent 46%,#8b6b3e 46%,#8b6b3e 54%,transparent 54%)}
.ab-floor b,.ab-floor span{position:relative;display:inline-block;background:var(--bg);padding:.2rem .6rem;border-radius:8px}
.ab-floor b{font-family:var(--display);font-size:1.2rem;margin-bottom:.4rem}
.ab-floor span{font-size:.82rem;font-weight:700}
.ab-floor .g span{color:var(--accent)}.ab-floor .x span{color:#8b4a1e}
.ab-three{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.ab-three div{background:#fff;border-radius:var(--radius);padding:1.6rem;border:2px solid var(--line)}
.ab-three h3{color:var(--accent)}
.ab-rope{display:grid;grid-template-columns:1.2fr 1fr;background:var(--ink);color:#e4eedb;margin:1.5rem 0}
.ab-rope img{width:100%;height:100%;min-height:340px;object-fit:cover;display:block}
.ab-rope>div{padding:3rem;align-self:center}
.ab-knots ol{list-style:none;margin:1.4rem 0 0;padding:0;display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.ab-knots li{position:relative;padding:3.4rem 1rem 1rem;background:var(--panel);border-radius:var(--radius)}
.ab-knots li::before{content:"";position:absolute;top:1rem;left:1rem;width:30px;height:30px;border-radius:50%;border:6px double #8b6b3e}
.ab-knots b{display:block;font-family:var(--display);font-size:1.3rem}
.ab-last{display:grid;grid-template-columns:1.2fr 1fr;gap:3rem;align-items:start}
.ab-last details{border-bottom:1px solid var(--line);padding:.9rem 0}
.ab-last summary{cursor:pointer;font-weight:700}
.ab-ph{padding:3rem 0 1rem}
.ab-scroll{overflow-x:auto;background:#fff;border-radius:var(--radius);padding:.6rem 1rem}
.ab-reg td:first-child{font-family:var(--display)}
.ab-bd{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.ab-bd div{display:grid;grid-template-columns:1fr auto;gap:.2rem 1rem;background:#fff;border-radius:var(--radius);padding:1.2rem 1.4rem;border-left:10px solid #8b6b3e}
.ab-bd b{font-family:var(--display);font-size:1.3rem}
.ab-bd p{margin:0;grid-column:1}
.ab-bd span{grid-row:1/3;grid-column:2;align-self:center;font-weight:700;color:var(--accent)}
.ab-how{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:start}
.ab-how img{width:100%;aspect-ratio:3/4;object-fit:cover;border-radius:var(--radius);display:block}
.ab-sign{background:var(--accent);color:#fff;border-radius:var(--radius);padding:1.2rem 1.4rem}
.ab-how ol{padding-left:1.4rem}.ab-how li{padding:.6rem 0}
.ab-how h2{font-size:1.25rem;margin:0}
.ab-qs{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.ab-qs article{background:var(--panel);border-radius:var(--radius);padding:1.4rem}
.ab-qs h2{font-size:1.2rem}
.ab-ab{display:grid;grid-template-columns:1fr 1.2fr;gap:3rem;align-items:center}
.ab-ab img{width:100%;aspect-ratio:1;object-fit:cover;border-radius:var(--radius);display:block}
@media(max-width:820px){
.ab-hero{padding:3rem 0}.ab-card{padding:1.6rem}
.ab-scale,.ab-three,.ab-rope,.ab-last,.ab-bd,.ab-how,.ab-qs,.ab-ab{grid-template-columns:1fr}
.ab-floor>div,.ab-knots ol{grid-template-columns:1fr 1fr}
.ab-rope img{min-height:0;height:220px}.ab-rope>div{padding:2rem 16px}
.ab-how img{aspect-ratio:4/3}
}

/* vary */
main .ab-vside{display:grid;grid-template-columns:250px 1fr;gap:2rem;align-items:start}main .ab-vside aside{position:sticky;top:1rem;padding:1rem;border:1px solid var(--line);border-radius:8px}main .ab-vside .toolbar{flex-direction:column;align-items:stretch}main .ab-vside .chips{flex-direction:column;align-items:stretch}main .ab-vmain{min-width:0}@media(max-width:820px){main .ab-vside{grid-template-columns:1fr}main .ab-vside aside{position:static}}

/* contrast */
main .ab-ph p.kicker{color:color-mix(in srgb,var(--accent) 50%,#111) !important}
main .ab-scroll th{color:color-mix(in srgb,var(--accent) 50%,#111) !important}
/* hx-hf */
:root{--hx-a:#4c8b3b;--hx-i:#20301e;--hx-p:#e4eedb;--hx-bg:#f4f7ef;--hx-d:var(--display);--hx-t:var(--body)}
.hV{background:var(--hx-bg);border-bottom:1px solid rgba(127,127,127,.3)}.hV-in{display:flex;align-items:center;gap:1.2rem;min-height:72px;flex-wrap:wrap}.hV-logo{display:flex;align-items:center;gap:.55rem;text-decoration:none;color:var(--hx-i);font:700 1.15rem var(--hx-d)}.hV-mk{width:32px;height:32px}.hV-nav ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap}.hV-nav a{text-decoration:none;color:inherit}.hV-nav{margin-left:auto}.hV-nav ul{gap:.9rem}.hV-nav a{display:flex;align-items:center;gap:.35rem;font-size:.88rem;color:var(--hx-i)}.hV-nav i{font-style:normal;width:20px;height:20px;display:grid;place-items:center;font-size:.7rem;font-weight:700;background:rgba(127,127,127,.15);border-radius:4px}.hV-nav a[aria-current] i{background:var(--hx-a);color:#fff}.hV-tag,.hV-reg{margin:0;font-size:.75rem;opacity:.7;width:100%;text-align:right}.hV-tag{margin-top:-.8rem}.hV-reg{padding-bottom:.4rem}.hV-tog{display:none;border:1.5px solid currentColor;background:transparent;color:inherit;font:600 .85rem var(--hx-t);padding:.45rem .9rem;border-radius:6px;cursor:pointer}@media(max-width:900px){.hV-tog{display:inline-block}}@media(max-width:900px){.hV-tog{margin-left:auto}.hV-tag,.hV-reg{display:none}}@media(max-width:900px){.hV-nav{display:none}body.nav-open .hV-nav{display:block}.hV-nav{width:100%;margin:0}}@media(max-width:900px){.hV-nav ul{flex-direction:column;gap:0}.hV-nav li{border-top:1px solid rgba(127,127,127,.25)}.hV-nav a{display:block;padding:.75rem 0}}
.fT{background:var(--hx-i);color:var(--hx-bg);padding:3rem 0;margin-top:3rem}.fT-in{display:flex;gap:2.5rem;align-items:center;flex-wrap:wrap}.fT-circle{width:150px;height:150px;border-radius:50%;background:var(--hx-a);display:grid;place-items:center;flex:none}.fT-circle span{font:700 1.4rem var(--hx-d);color:#fff}.fT-stmt{font:600 1.25rem/1.4 var(--hx-d);margin:0 0 .8rem;max-width:44ch}.fT p{font-size:.93rem}.fT-reg{opacity:.75}.fT small{display:block;opacity:.6;font-size:.76rem;margin-top:1rem}
.hxw.hxw{margin-left:auto!important;margin-right:auto!important}
.ab-last:has(> :only-child){grid-template-columns:1fr}
/* hf-mod */
header.hV{--hx-bg:#20301e;--hx-i:#f4f7ef;--hx-p:#3e4c3b;--hx-a:#70a262;--ink:#f4f7ef;--line:rgba(255,255,255,.22);background:#20301e;color:#f4f7ef}header.hV a{color:inherit}header.hV svg{filter:drop-shadow(0 0 1px rgba(255,255,255,.5))}
footer.fT{--hx-bg:#20301e;--hx-p:#354433;--hx-i:#f4f7ef;--hx-a:#a6c59d;--ink:#f4f7ef;--line:rgba(255,255,255,.2);background:#20301e;color:#f4f7ef;border-color:#4c8b3b}footer.fT a{color:inherit}
/* /hf-mod */
/* ledger-view */
.ab-lv-stubs{display:grid;gap:12px}.ab-lv-stubs>div{display:grid;grid-template-columns:150px 1fr;border:1px solid var(--line);border-radius:10px;overflow:hidden;background:var(--bg)}.ab-lv-stub{background:var(--lv);color:var(--bg);padding:14px;border-right:2px dashed var(--bg);display:flex;flex-direction:column;justify-content:center}.ab-lv-stub small{font-size:.7rem;letter-spacing:.12em;text-transform:uppercase;opacity:.85}.ab-lv-stub b{font-size:1.15rem}.ab-lv-stubs>div>div:last-child{padding:14px 16px}.ab-lv-stubs p{margin:0 0 4px}.ab-lv-stubs span{font-weight:700;color:var(--lv)}.ab-lv-stubs>div.s1{--lv:var(--accent)}.ab-lv-stubs>div.s2{--lv:color-mix(in srgb,var(--accent) 45%,var(--ink))}.ab-lv-stubs>div.s3{--lv:color-mix(in srgb,var(--ink) 45%,var(--bg))}@media(max-width:520px){.ab-lv-stubs>div{grid-template-columns:1fr}.ab-lv-stub{border-right:0;border-bottom:2px dashed var(--bg)}}
/* /ledger-view */