:root{--ink:#162f2a;--muted:#4c6055;--line:#cdd0bd;--paper:#f7f6ee;--cream:#edeee0;--deep:#234337;--accent:#88512f;--white:#fffef7;--serif:Georgia,'Thonburi','Leelawadee UI',serif;--sans:system-ui,-apple-system,'Thonburi','Leelawadee UI',sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:18px}body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.65 var(--sans)}body:lang(th){line-height:1.8}a{color:inherit;text-underline-offset:.2em}a:hover{color:var(--accent)}a:focus-visible,button:focus-visible,input:focus-visible,summary:focus-visible{outline:3px solid #a65c22;outline-offset:4px}button{font:inherit;color:inherit}.wrap{width:min(1280px,calc(100% - clamp(36px,8vw,128px)));margin:auto}.skip{position:absolute;top:-8rem;left:1rem;z-index:4;background:white;padding:10px}.skip:focus{top:0}.mast{border-bottom:1px solid var(--line)}.bar{min-height:77px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:inline-flex;align-items:center;gap:9px;text-decoration:none;font:600 clamp(22px,2.25vw,33px)/1 var(--serif);letter-spacing:-1.2px;white-space:nowrap}.brand svg{width:35px;height:35px}.bar nav,.languages{display:flex;align-items:center;gap:clamp(12px,2.1vw,35px)}.bar nav a,.languages a{text-decoration:none;font-size:.88rem}.bar a[aria-current=page]{text-decoration:underline}.languages{border:1px solid var(--line);border-radius:50px;padding:5px 10px;gap:7px;white-space:nowrap;font-size:.79rem}.languages b{font-weight:650}.languages span{color:var(--muted)}.micro{font:600 .7rem/1.5 var(--sans);text-transform:uppercase;letter-spacing:.14em;color:var(--muted)}:lang(th) .micro{letter-spacing:.045em}.hero{display:grid;grid-template-columns:1fr 1.04fr;gap:clamp(30px,5vw,85px);align-items:center;padding:clamp(38px,5vw,72px) 0 clamp(22px,3vw,44px)}.kicker{display:flex;align-items:center;gap:10px;margin:0 0 24px}.kicker:before{content:'';width:31px;height:1px;background:var(--accent)}h1,h2,h3,p,figure{margin:0}h1,h2,h3{font-family:var(--serif);font-weight:400;line-height:1.09}h1{font-size:clamp(48px,5.7vw,90px);letter-spacing:-.061em}h1 em{display:block;color:#537554;font-weight:400}h1:lang(th){font-size:clamp(39px,4.75vw,78px);line-height:1.19;letter-spacing:-.035em}h1 em:lang(th){font-style:normal}.lead{font-size:clamp(17px,1.42vw,22px);line-height:1.58;max-width:42rem;margin:22px 0;color:var(--muted)}:lang(th) .lead{line-height:1.75}.btn{display:inline-flex;align-items:center;justify-content:center;gap:18px;background:var(--deep);color:white;border:1px solid var(--deep);border-radius:3px;text-decoration:none;font:600 .92rem/1.3 var(--sans);padding:14px 19px;cursor:pointer}.btn:hover{color:white;background:#325644}.btn b{font-size:1.2em}.dek-note{font-size:.78rem;color:var(--muted);margin-top:19px;max-width:36em}.photo{position:relative}.photo img{display:block;width:100%;height:auto;aspect-ratio:1.39;object-fit:cover;border-radius:2px}.photo figcaption{display:flex;justify-content:space-between;gap:10px;margin-top:9px;font-size:.69rem;color:var(--muted)}.library{border-top:1px solid var(--line);padding:clamp(28px,4vw,60px) 0}.library-head{display:flex;align-items:flex-end;justify-content:space-between;gap:25px;margin-bottom:27px}.library h2{font-size:clamp(36px,4vw,56px);letter-spacing:-.055em}.library-head p{color:var(--muted);max-width:28rem}.cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.card{position:relative;padding:24px clamp(12px,1.8vw,28px) 27px;text-decoration:none;min-width:0}.card:first-child{padding-left:0}.card+.card{border-left:1px solid var(--line)}.card-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:22px}.num{font:italic 18px var(--serif);color:var(--accent)}.card h3{font-size:clamp(23px,2.2vw,35px);letter-spacing:-.035em;margin-bottom:9px}.card p{font-size:.93rem;color:var(--muted)}.card:hover h3{text-decoration:underline;text-decoration-thickness:1px}.card svg{width:47px;height:37px}.foot{background:var(--deep);color:var(--white);padding:34px 0 39px;margin-top:30px}.foot .wrap{display:flex;gap:22px;justify-content:space-between;align-items:center}.foot a:hover{color:white}.foot p{font-size:.84rem;max-width:45rem;margin:7px 0}.foot .brand{font-size:26px}.trail{display:flex;gap:9px;align-items:center;margin:25px 0;font-size:.82rem;color:var(--muted)}.pageintro{max-width:1000px;padding:clamp(14px,2.7vw,42px) 0 26px}.pageintro h1{font-size:clamp(40px,5vw,76px)}.pageintro .lead{max-width:760px}.book{display:grid;grid-template-columns:minmax(150px,1fr) minmax(0,3fr);gap:clamp(27px,5vw,72px);border-top:1px solid var(--line);padding-top:32px}.rail{align-self:start;position:sticky;top:20px}.rail p{margin-bottom:12px}.rail a{display:block;padding:6px 0;text-decoration:none;color:var(--muted);font-size:.87rem}.rail a:hover{text-decoration:underline}.prose{width:100%;max-width:830px}.prose section{margin-bottom:26px}.prose h2{font-size:clamp(24px,2.65vw,39px);letter-spacing:-.035em;margin-bottom:11px}.prose p{margin:.65em 0 1em;color:#354a41}.prose .panel,.panel{padding:clamp(19px,3vw,32px);background:var(--cream);border-left:3px solid #829472}.panel blockquote{margin:14px 0;font-size:1.08rem}.checklist label{display:flex;gap:11px;align-items:baseline;border-bottom:1px solid var(--line);padding:6px 0}.checklist input{accent-color:var(--deep)}.sources{margin-top:30px;padding-top:24px;border-top:1px solid var(--line)}.sources li{margin:6px 0}.next{display:inline-block;font-weight:650}.dir-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:1rem;border-top:1px solid var(--line);padding:14px 0}.dir-row a{text-decoration:none;font-weight:650}.dir-row a:hover{text-decoration:underline}.dir-row small{color:var(--muted)}.minor{font-size:.88rem;color:var(--muted)}.toc-more{max-height:75vh;overflow:auto}
@media(max-width:920px){.bar{gap:10px;flex-wrap:wrap;padding:12px 0 8px}.bar nav{order:3;width:100%;flex-wrap:wrap;justify-content:flex-start;gap:5px 19px}.bar nav a{padding:3px 0}.hero{gap:24px}.book{grid-template-columns:1fr}.rail{position:static;border-bottom:1px solid var(--line);padding-bottom:16px}.rail a{display:inline-block;margin-right:15px}.toc-more{max-height:none}.prose{max-width:760px}}
@media(max-width:640px){.wrap{width:calc(100% - 34px)}.hero{grid-template-columns:1fr;padding:27px 0 22px;gap:24px}.kicker{margin-bottom:13px}.lead{margin:13px 0 17px}.dek-note{margin-top:12px}.photo img{aspect-ratio:1.85}.library-head,.foot .wrap{align-items:flex-start;flex-direction:column;gap:9px}.cards{grid-template-columns:1fr}.card,.card:first-child{padding:16px 0}.card+.card{border-left:0;border-top:1px solid var(--line)}.card-top{margin-bottom:8px}.card svg{height:28px}.dir-row{grid-template-columns:1fr;gap:2px}.photo figcaption{font-size:.63rem}.bar nav{gap:3px 13px}.bar nav a{font-size:.82rem}.book{gap:22px}.foot{padding:25px 0}.btn{padding:12px 16px}.library-head p{font-size:.95rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
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.quotes{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.quotes fieldset{border:1px solid var(--line);margin:0;padding:12px 15px;min-width:0}.quotes legend{font-weight:650;padding:0 5px}.quotes label{display:block;font-size:.85rem;margin:7px 0}.quotes input{display:block;padding:5px 8px;width:100%;border:1px solid #9da895;font:inherit;border-radius:2px}.quotes output{font-weight:650}.quotes p{font-size:.86rem}@media(max-width:550px){.quotes{grid-template-columns:1fr}}
.hero-secondary{display:inline-block;font-weight:650;margin:12px 0 0 1.1rem;text-underline-offset:.24em}.hubgroup{margin:1.5rem 0 2.5rem}.hubgroup>h2{font:500 clamp(1.6rem,3vw,2.25rem)/1.25 var(--serif);margin:0 0 .7rem}.hero-secondary span{color:var(--accent)}@media(max-width:640px){.hero-secondary{margin-left:.8rem}}