:root{--ink:#151512;--paper:#f2efe6;--signal:#ef542e;--muted:#67635b;--line:#c4beb1}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:Arial,Helvetica,sans-serif}a{color:inherit}.masthead{height:76px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;border-bottom:1px solid var(--ink);padding:0 clamp(18px,4vw,62px);position:sticky;top:0;z-index:20;background:rgba(242,239,230,.94);backdrop-filter:blur(12px)}.brand{display:flex;align-items:baseline;gap:7px;text-decoration:none;font-size:25px;letter-spacing:-.05em}.brand b{color:var(--signal);font-size:11px;letter-spacing:.13em}.masthead nav{display:flex;gap:28px}.masthead nav a,.issue{font:700 10px/1 Arial;letter-spacing:.16em;text-decoration:none}.issue{justify-self:end}article{max-width:1460px;margin:auto}.hero{min-height:760px;padding:clamp(54px,8vw,112px) clamp(20px,7vw,100px) 52px;border-bottom:1px solid var(--ink);position:relative;overflow:hidden}.edition{position:absolute;right:-.02em;top:-.16em;font:900 clamp(240px,36vw,510px)/1 Arial;color:rgba(239,84,46,.08);letter-spacing:-.12em;pointer-events:none}.eyebrow{position:relative;text-transform:uppercase;font:700 11px/1.5 Arial;letter-spacing:.18em;color:var(--signal)}h1{position:relative;font-size:clamp(62px,10.5vw,154px);line-height:.79;letter-spacing:-.08em;margin:72px 0 25px;max-width:1150px;font-weight:900}.subtitle{position:relative;max-width:780px;font-size:clamp(20px,3vw,42px);line-height:1.04;letter-spacing:-.04em;margin:0}.thaiTitle{position:relative;max-width:790px;font-size:clamp(18px,2vw,27px);line-height:1.5;margin:26px 0 66px;color:#4b4841}.meta{position:relative;display:grid;grid-template-columns:1fr 1fr auto;gap:28px;border-top:1px solid var(--line);padding-top:18px;font-size:12px;line-height:1.55}.tag{color:var(--signal);font-weight:800;text-transform:uppercase;letter-spacing:.04em}.preservation{display:grid;grid-template-columns:170px 1fr 1fr;gap:clamp(25px,5vw,72px);padding:38px clamp(20px,7vw,100px);background:var(--ink);color:var(--paper);font-size:12px;line-height:1.7}.preservation span{color:var(--signal);text-transform:uppercase;font-size:10px;font-weight:800;letter-spacing:.15em}.toolbar{display:flex;justify-content:space-between;align-items:center;padding:24px clamp(20px,7vw,100px);border-bottom:1px solid var(--ink);position:sticky;top:76px;z-index:15;background:rgba(242,239,230,.96)}.toolbar p{font-size:10px;font-weight:800;letter-spacing:.16em}.toolbar div{display:flex;border:1px solid var(--ink)}.toolbar button{border:0;border-right:1px solid var(--ink);background:transparent;padding:10px 16px;font:700 11px Arial;cursor:pointer}.toolbar button:last-child{border-right:0}.toolbar button.active{background:var(--signal);color:white}.paperSection,.references{padding:85px clamp(20px,7vw,100px);border-bottom:1px solid var(--ink)}.sectionHead{display:grid;grid-template-columns:minmax(90px,19%) 1fr;align-items:start;margin-bottom:52px}.sectionHead>span{color:var(--signal);font:900 clamp(52px,7vw,92px)/.8 Arial;letter-spacing:-.08em}.sectionHead h2{font-size:clamp(30px,4vw,58px);line-height:.95;letter-spacing:-.055em;margin:0 0 10px;max-width:850px}.sectionHead h3{font-size:clamp(17px,2vw,25px);font-weight:400;color:var(--muted);margin:0}.columns{display:grid;grid-template-columns:minmax(90px,19%) 1fr 1fr;gap:clamp(28px,4vw,64px)}.columns:before{content:'EN / TH';font:800 10px/1 Arial;letter-spacing:.15em;color:var(--signal)}.columns>div{font-size:clamp(16px,1.35vw,20px);line-height:1.72}.english{font-family:Georgia,'Times New Roman',serif}.thai{font-family:Tahoma,Arial,sans-serif}.columns p:first-child{margin-top:0}.mode-th .english,.mode-en .thai{display:none}.mode-th .columns,.mode-en .columns{grid-template-columns:minmax(90px,19%) minmax(0,760px)}.paperSection>figure{margin:70px 0 0 19%;padding:20px;background:#dfdbd0;display:grid;grid-template-columns:minmax(220px,430px) 1fr;gap:28px;align-items:end}.paperSection>figure img{width:100%;display:block;mix-blend-mode:multiply}.paperSection figcaption,.scanGrid figcaption{font:700 9px/1.5 Arial;letter-spacing:.14em;color:var(--muted)}.references ol{margin:0 0 0 19%;max-width:900px;padding-left:22px}.references li{padding:10px 0 10px 10px;border-bottom:1px solid var(--line);font:15px/1.55 Georgia,serif}.scans{background:#d8d3c7;padding:105px clamp(20px,5vw,72px)}.scanIntro{display:grid;grid-template-columns:1fr 2fr 1fr;gap:34px;align-items:end;margin-bottom:62px}.scanIntro h2{font-size:clamp(48px,7vw,105px);line-height:.82;letter-spacing:-.07em;margin:0}.scanIntro>p:last-child{font-size:13px;line-height:1.65}.scanGrid{display:grid;grid-template-columns:repeat(5,1fr);gap:24px}.scanGrid figure{margin:0}.scanGrid img{width:100%;display:block;filter:grayscale(1);box-shadow:0 8px 25px rgba(20,20,15,.11);transition:.25s}.scanGrid a:hover img{filter:grayscale(0);transform:translateY(-5px)}.scanGrid figcaption{padding-top:10px}footer{display:flex;justify-content:space-between;padding:30px clamp(20px,4vw,62px);background:var(--signal);color:white;font:800 10px Arial;letter-spacing:.14em}footer a{text-decoration:none}
.plainLanguage{margin:48px 0 0 19%;padding:28px;border:1px solid var(--signal);display:grid;grid-template-columns:1fr 1fr;gap:14px 40px}.plainLanguage b{grid-column:1/-1;color:var(--signal);font:800 10px/1 Arial;letter-spacing:.16em}.plainLanguage p{font-size:15px;line-height:1.65;margin:0}.figureGrid{margin:70px 0 0 19%;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.figureGrid figure{margin:0;padding:16px;background:#dfdbd0}.figureGrid img{width:100%;height:clamp(280px,34vw,520px);object-fit:contain;display:block;mix-blend-mode:multiply}.figureGrid figcaption{font:700 9px/1.5 Arial;letter-spacing:.08em;color:var(--muted);padding:13px 2px 0}.figureGrid figure:only-child{grid-column:1/-1}.photoEssay{padding:105px clamp(20px,5vw,72px);background:var(--ink);color:var(--paper)}.photoIntro{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:34px;align-items:end;margin-bottom:66px}.photoIntro .eyebrow{align-self:start}.photoIntro h2{font-size:clamp(48px,7vw,105px);line-height:.82;letter-spacing:-.07em;margin:0}.photoIntro>p:not(.eyebrow){font-size:13px;line-height:1.7;margin:0;color:#c9c4b8}.photoGrid{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-flow:dense;gap:16px}.photoGrid figure{margin:0;background:#262621}.photoGrid img{display:block;width:100%;height:100%;min-height:250px;object-fit:cover;filter:saturate(.72) contrast(1.05);transition:.25s}.photoGrid a{display:block;height:calc(100% - 42px);overflow:hidden}.photoGrid a:hover img{filter:saturate(1) contrast(1.02);transform:scale(1.02)}.photoGrid figcaption{height:42px;padding:12px;font:700 8px/1.3 Arial;letter-spacing:.08em;color:#c9c4b8}.photo-1,.photo-5{grid-column:span 2;grid-row:span 2}.photo-1 img,.photo-5 img{min-height:558px}.photo-9{grid-column:span 2}
@media(max-width:900px){.issue{display:none}.masthead{grid-template-columns:1fr auto}.preservation{grid-template-columns:1fr 1fr}.preservation span{grid-column:1/-1}.columns{grid-template-columns:1fr 1fr}.columns:before{grid-column:1/-1}.paperSection>figure{margin-left:0}.plainLanguage,.figureGrid{margin-left:0}.photoIntro{grid-template-columns:1fr 1fr}.photoIntro .eyebrow{grid-column:1/-1}.photoGrid{grid-template-columns:repeat(3,1fr)}.photo-1,.photo-5{grid-column:span 2}.scanIntro{grid-template-columns:1fr 2fr}.scanIntro>p:last-child{grid-column:2}.scanGrid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:650px){.masthead nav{gap:15px}.masthead nav a{font-size:9px}.hero{min-height:auto}.edition{font-size:230px}.meta,.preservation,.columns,.mode-th .columns,.mode-en .columns,.scanIntro,.plainLanguage,.photoIntro{grid-template-columns:1fr}.tag{display:none}.toolbar p{display:none}.toolbar{justify-content:center}.paperSection,.references{padding-top:62px}.sectionHead{grid-template-columns:1fr;gap:30px}.sectionHead>span{font-size:48px}.plainLanguage b{grid-column:auto}.figureGrid{grid-template-columns:1fr}.figureGrid figure:only-child{grid-column:auto}.photoGrid{grid-template-columns:1fr 1fr}.photo-1,.photo-5,.photo-9{grid-column:span 2}.photo-1 img,.photo-5 img{min-height:360px}.references ol{margin-left:0}.scanIntro>p:last-child{grid-column:auto}.scanGrid{grid-template-columns:repeat(2,1fr);gap:14px}footer{gap:15px;flex-direction:column}}
.conceptLink{align-self:center;color:var(--paper);font-size:12px;font-weight:800;text-decoration-color:var(--signal);text-underline-offset:5px}.conceptPage{max-width:1460px;margin:auto}.conceptHero{min-height:720px;padding:clamp(58px,9vw,130px) clamp(20px,7vw,100px);border-bottom:1px solid var(--ink);position:relative;overflow:hidden}.conceptHero .ghost{position:absolute;right:-.03em;bottom:-.22em;color:rgba(239,84,46,.09);font:900 clamp(230px,37vw,520px)/1 Arial;letter-spacing:-.12em}.conceptHero h1{max-width:1060px}.conceptLead{max-width:860px;font-size:clamp(21px,2.6vw,38px);line-height:1.35;letter-spacing:-.035em}.conceptNotice{display:grid;grid-template-columns:180px 1fr;gap:40px;padding:32px clamp(20px,7vw,100px);background:var(--signal);color:white}.conceptNotice strong{font:800 10px/1.5 Arial;letter-spacing:.15em}.conceptNotice p{max-width:900px;margin:0;font-size:14px;line-height:1.7}.conceptSection{padding:90px clamp(20px,7vw,100px);border-bottom:1px solid var(--ink)}.conceptSection .conceptText{display:grid;grid-template-columns:minmax(90px,19%) minmax(0,820px);gap:clamp(28px,5vw,70px)}.conceptText>span{color:var(--signal);font:900 clamp(52px,7vw,92px)/.8 Arial}.conceptText h2{margin:0 0 28px;font-size:clamp(36px,5vw,66px);line-height:.98;letter-spacing:-.055em}.conceptText h3{margin:34px 0 12px;font-size:20px}.conceptText p,.conceptText li{font-size:clamp(16px,1.4vw,20px);line-height:1.75}.conceptText blockquote{margin:35px 0;padding:25px 30px;border-left:4px solid var(--signal);font:italic clamp(22px,2.6vw,34px)/1.45 Georgia,serif}.conceptText ul{padding-left:20px}.conceptEquation{margin:35px 0;padding:28px;border:1px solid var(--line);font:clamp(21px,3vw,38px)/1.4 Georgia,serif;text-align:center}.conceptSection.dark{background:var(--ink);color:var(--paper)}.conceptSection.dark .conceptText p,.conceptSection.dark .conceptText li{color:#cec9be}.memoryTag{display:inline-block;margin-bottom:22px;padding:7px 10px;border:1px solid var(--signal);color:var(--signal);font:800 9px/1 Arial;letter-spacing:.13em}.sourceLinks{display:flex;flex-wrap:wrap;gap:12px;margin-top:30px}.sourceLinks a{padding:10px 14px;border:1px solid currentColor;font-size:11px;font-weight:800;text-decoration:none}@media(max-width:650px){.conceptNotice,.conceptSection .conceptText{grid-template-columns:1fr}.conceptHero{min-height:auto}.conceptHero .ghost{font-size:220px}.conceptText>span{font-size:48px}}