@charset "UTF-8";
:root{--cream:#f8f5ed;--paper:#fffdf8;--ink:#292e25;--muted:#727668;--green:#2c4a3c;--brick:#a74331;--brown:#562b25;--gold:#e4b85f;--line:#deddd1;--ease:cubic-bezier(.22,.7,.3,1)}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:105px}body{margin:0;background:var(--cream);color:var(--ink);font-family:"Noto Sans Thai",Tahoma,"Leelawadee UI",sans-serif;font-size:16px;line-height:1.75;-webkit-font-smoothing:antialiased}button,input{font:inherit}button,a,input{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a{color:inherit;text-decoration:none}button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid var(--brick);outline-offset:5px}input:focus-visible{outline-offset:2px}button:disabled{cursor:not-allowed;opacity:.4}svg{display:block}h1,h2,h3,p{margin:0}h1,h2,h3{font-weight:700;letter-spacing:-.055em;line-height:1.35}button{border:0}::selection{background:var(--gold);color:var(--brown)}[hidden]{display:none!important}.section-shell{width:min(1240px,calc(100% - 96px));margin-inline:auto}.section-space{padding-block:104px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.16em;line-height:1.7;text-transform:uppercase}.skip-link{position:fixed;top:12px;left:12px;background:var(--ink);color:white;padding:10px 20px;z-index:100;transform:translateY(-180%)}.skip-link:focus{transform:none}.site-header{height:99px;width:min(1360px,calc(100% - 72px));margin:auto;display:flex;align-items:center;gap:40px;border-bottom:1px solid var(--line);position:relative;z-index:2}.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}.brand strong{font-size:25px;letter-spacing:-.05em;display:block;line-height:1.2}.brand small{display:block;font-size:10px;letter-spacing:.27em;margin-top:5px;line-height:1.2}.brand-cup{width:41px;height:45px;stroke:var(--brick);stroke-width:2.3;fill:none;stroke-linecap:round;stroke-linejoin:round}.main-nav{display:flex;gap:32px;margin-left:auto;font-size:14px}.main-nav a{transition:color .2s}.main-nav a:hover{color:var(--brick)}.header-link{display:flex;gap:20px;align-items:center;border-left:1px solid var(--line);padding-left:32px;font-weight:700;font-size:14px}.header-link span{font-size:23px}.hero{display:grid;grid-template-columns:1.06fr 1fr;gap:35px;padding-top:59px;padding-bottom:58px;align-items:center}.hero-copy{padding-block:10px}.hero .eyebrow{display:flex;align-items:center;gap:9px;font-size:12px;letter-spacing:.05em}.tiny-dot{width:7px;height:7px;border-radius:50%;background:var(--brick)}h1{font-size:clamp(58px,5.5vw,79px);line-height:1.28;margin-top:25px;letter-spacing:-.065em}h1 span{color:var(--brick)}.hero-description{font-size:15px;color:#656c5e;margin-top:26px;line-height:1.95}.hero-actions{display:flex;gap:26px;align-items:center;margin-top:31px}.button{display:inline-flex;justify-content:center;align-items:center;gap:33px;padding:14px 23px;font-weight:700;font-size:14px;border-radius:4px;min-height:52px;transition:transform .2s,background .2s}.button:hover{transform:translateY(-3px)}.button-dark{background:var(--ink);color:var(--paper)}.button-dark:hover{background:var(--green)}.text-link{display:inline-flex;align-items:center;gap:15px;font-weight:700;font-size:13px;background:none;padding:7px 0;text-decoration:underline;text-underline-offset:5px;text-decoration-color:#aaa999}.hero-footnote{display:flex;align-items:center;gap:13px;font-size:9px;color:#7c806e;letter-spacing:.07em;margin-top:44px;white-space:nowrap}.hero-footnote .line{height:1px;max-width:46px;flex:1;background:var(--line)}.hero-art{min-height:585px;position:relative;align-self:stretch;border-radius:220px 220px 6px 6px;background:#eee3d1;overflow:hidden;display:flex;flex-direction:column;justify-content:space-between}.art-kicker{font-size:9px;font-weight:700;letter-spacing:.12em;text-align:center;margin-top:37px;display:flex;gap:24px;justify-content:center;color:#766b54}.art-kicker span{opacity:.7}.cafe-scene{width:106%;position:absolute;left:-3%;top:43px;height:calc(100% - 90px)}.art-caption{border-top:1px solid #d0c4ac;position:relative;display:flex;align-items:center;justify-content:space-between;margin:0 32px 24px;padding-top:17px;font-size:11px;color:#6a6252;margin-top:auto}.round-arrow{border:1px solid #baac90;width:31px;height:31px;display:grid;place-items:center;border-radius:50%;font-size:20px}.chapter-strip{border-block:1px solid var(--line)}.strip-inner{display:flex;align-items:center;gap:68px;padding-block:25px}.strip-inner>span{margin-right:auto;font-size:13px;color:var(--muted)}.strip-inner>div{display:flex;gap:17px;align-items:center;font-size:14px;font-weight:700}.strip-inner b{font-size:11px;font-weight:400;color:#8d906f}.section-heading{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:37px}.section-heading h2{font-size:43px;margin-top:16px}.muted-heading{color:#78816f}.heading-note{font-size:14px;line-height:1.9;color:var(--muted);padding-bottom:5px}.library-toolbar{display:flex;justify-content:space-between;gap:20px;align-items:center}.filter-list{display:flex;gap:8px;flex-wrap:wrap}.filter{padding:9px 18px;background:transparent;border:1px solid var(--line);border-radius:30px;color:#68705e;font-size:12px;min-height:40px;transition:all .2s}.filter:hover{border-color:var(--ink);color:var(--ink)}.filter.active{background:var(--ink);border-color:var(--ink);color:white}.search-box{display:flex;align-items:center;gap:10px;border-bottom:1px solid #9ca28f;min-width:220px;padding:7px 2px}.search-box svg{width:17px;height:17px;fill:none;stroke:#858c77;stroke-width:1.4;flex-shrink:0}.search-box input{background:none;border:0;min-width:0;width:100%;font-size:12px;color:var(--ink);padding:3px}.search-box input::placeholder{color:#8c907f}.search-count{font-size:11px;color:#8a8e80;margin:19px 0 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1.15fr;gap:100px;align-items:center}.calculator-intro .eyebrow{color:#c4a987;font-size:9px}.calculator-intro h2{font-size:61px;line-height:1.3;margin:21px 0}.calculator-intro h2 span{color:var(--gold)}.calculator-intro>p:not(.eyebrow):not(.small-note){font-size:14px;line-height:1.95;color:#d7c4b4}.calculation-note{display:flex;gap:15px;margin-top:27px}.note-mark{font-family:Georgia,serif;color:var(--gold);font-size:64px;line-height:.9}.calculation-note p{font-size:13px;line-height:1.9;color:#e0cbb2}.calculation-note strong{font-weight:700;color:#fff3d4}.small-note{font-size:10px;color:#c1a692;max-width:330px;margin-top:22px;line-height:1.9}.calculator-panel{border-radius:8px;background:var(--cream);color:var(--ink);padding:29px 29px 24px;box-shadow:0 18px 42px #2b100e26;min-width:0}.panel-heading{display:flex;justify-content:space-between;align-items:center;font-size:16px;font-weight:700;margin-bottom:23px}.panel-heading>span:last-child{font-size:26px;color:var(--brick);line-height:1}.input-grid{display:grid;grid-template-columns:1fr 1fr .8fr;gap:14px}.input-grid label{font-size:11px;color:#68705e;line-height:1.7}.input-grid label>span{font-size:9px;color:#9a9e90;display:inline;margin-left:4px}.input-grid input{display:block;width:100%;border:1px solid #cdd0c1;border-radius:3px;background:#fffdfa;padding:11px 10px;margin-top:8px;font-size:21px;font-weight:700;color:var(--ink);min-width:0;font-variant-numeric:tabular-nums;line-height:1.4}.input-grid input:focus{border-color:var(--green)}.input-grid input:invalid:not(:focus){border-color:#b24a38}.primary-result{margin-top:27px;background:#e8eadb;border-radius:3px;padding:18px 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var(--line);padding-left:15px;min-width:0}.ratios-row>div:first-child{border:0;padding-left:0}.ratios-row b{font-size:24px;letter-spacing:-.04em;line-height:1.4;color:var(--green);overflow-wrap:anywhere}.ratios-row span{font-size:9px;color:#858d76;margin-top:6px}.calc-summary{font-size:11px;color:#7b826d;background:#eeeee3;padding:9px 11px;margin-top:19px;line-height:1.8}.calc-actions{display:flex;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:16px;margin-top:20px;gap:16px}.calc-actions>.text-link{font-size:10px;color:#868b7b}.download-button{border:1px solid #d0d1bf;padding:8px 14px;background:transparent;border-radius:3px;font-size:10px;font-weight:700;color:var(--ink);display:flex;align-items:center;gap:17px;transition:background .2s}.download-button:hover{background:#e4e5d4}.download-button 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strong{color:#58634d;font-weight:700}.principles{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}.principles span{font-size:10px;border:1px solid var(--line);padding:6px 12px;border-radius:20px;color:#7f866f}.network-section{background:#e7e9dd;padding-block:74px}.network-inner{display:grid;grid-template-columns:1fr 1fr;gap:110px;align-items:center}.network-inner .eyebrow{font-size:9px;color:#849077}.network-inner h2{font-size:45px;line-height:1.35;margin-top:14px}.network-inner p:not(.eyebrow){font-size:13px;color:#75826a;line-height:1.9;margin-top:19px}.network-link{border:1px solid #bfc8b2;border-radius:5px;padding:28px 31px;display:block;transition:background .25s,transform .25s;background:#eff0e5}.network-link:hover{background:#f8f8ef;transform:translateY(-4px)}.network-badge{font-size:9px;border:1px solid #c7cfb9;color:#7b8b6a;display:inline-block;border-radius:20px;padding:4px 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var(--line);border-radius:50%;font-size:16px}.noscript-message{background:var(--gold);padding:22px;position:fixed;bottom:0;inset-inline:0;text-align:center;font-size:14px}dialog{border:0;border-radius:8px;background:var(--cream);color:var(--ink);width:min(730px,calc(100% - 36px));max-height:88dvh;padding:34px 43px;box-shadow:0 30px 90px #18201738;overscroll-behavior:contain}dialog::backdrop{background:#20271dd9;backdrop-filter:blur(4px)}body.modal-open{overflow:hidden}.dialog-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:26px;gap:20px}.dialog-top>span{font-size:11px;letter-spacing:.03em;color:var(--brick)}.dialog-close{display:flex;align-items:center;gap:13px;background:none;color:var(--ink);font-size:12px;padding:5px 0}.dialog-close>span{font-size:27px;font-weight:400;line-height:1}.dialog-top>.dialog-close{padding:4px 9px}dialog h2{font-size:32px;letter-spacing:-.035em;line-height:1.6;border-bottom:1px solid var(--line);padding-bottom:23px;margin-bottom:23px}.article-body{font-size:15px;line-height:2;color:#69745f}.article-body p{margin:0 0 18px}.article-body h3{font-size:18px;color:var(--ink);margin:26px 0 11px;letter-spacing:-.02em}.article-body ul{padding-left:22px;margin:0 0 21px}.article-body li{padding-left:3px;margin-bottom:9px}.article-body .takeaway{background:#e6e9da;padding:19px 23px;border-left:3px solid var(--green);margin-block:25px;color:#4b6045}.dialog-bottom{border-top:1px solid var(--line);margin-top:30px;padding-top:18px;display:flex;justify-content:space-between;gap:20px;align-items:center}.dialog-bottom>.text-link,.dialog-bottom>.dialog-close{font-size:10px}body:has(.article-card[hidden]) .article-grid{align-items:start}
@media(min-width:1450px){.hero{gap:75px}.hero-art{min-height:635px}.cafe-scene{top:53px}.hero-footnote{margin-top:50px}}
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