:root{--paper:#f3f6f1;--paper-2:#e4ece6;--ink:#1e3533;--muted:#556b67;--river:#2d7a73;--dusk:#c9832e;--lotus:#c9566b;--line:#c9d6cf}@media (prefers-color-scheme:dark){:root:not([data-theme=light]){--paper:#0f1e25;--paper-2:#16303a;--ink:#e7efea;--muted:#a3b8b3;--river:#6cc3b8;--dusk:#e8a951;--lotus:#e68a9a;--line:#28444c;color-scheme:dark}}:root[data-theme=dark]{--paper:#0f1e25;--paper-2:#16303a;--ink:#e7efea;--muted:#a3b8b3;--river:#6cc3b8;--dusk:#e8a951;--lotus:#e68a9a;--line:#28444c;color-scheme:dark}html,body{height:100%;margin:0}body{background:var(--paper);color:var(--ink);font-family:var(--f-body);overflow:hidden}.app{flex-direction:column;height:100%;display:flex}.stage{perspective:2200px;flex:1;min-height:0;position:relative;overflow:hidden}.page{background:var(--paper);display:none;position:absolute;inset:0}.page.on{display:grid}.lock-veil{z-index:5;background:radial-gradient(circle at 50% 45%,#405267f0,#1a232efa);place-items:center;padding:32px;display:grid;position:absolute;inset:0}.lock-veil .locked{text-align:center;color:#f4f6f8;max-width:26em;font:500 1.15rem/1.8 var(--f-ui);margin:0}.page.in-next{transform-origin:0;animation:.55s cubic-bezier(.2,.7,.2,1) flipNext}.page.in-prev{transform-origin:100%;animation:.55s cubic-bezier(.2,.7,.2,1) flipPrev}@keyframes flipNext{0%{opacity:.2;transform:rotateY(-14deg)translate(6%)}to{opacity:1;transform:none}}@keyframes flipPrev{0%{opacity:.2;transform:rotateY(14deg)translate(-6%)}to{opacity:1;transform:none}}@media (prefers-reduced-motion:reduce){.page.in-next,.page.in-prev{animation:none}}:lang(th) .ch-no,:lang(th) .eyebrow,:lang(th) .who .en,:lang(km) .ch-no,:lang(km) .eyebrow,:lang(km) .who .en{letter-spacing:0}.cover{grid-template-rows:minmax(0,1fr)}.cover.on{display:grid}.cover-art{object-fit:cover;grid-area:1/1;width:100%;max-width:100%;height:100%;min-height:0}.cover-text{text-align:center;padding-block:clamp(20px,6vh,64px) 0;padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));color:#fff;text-shadow:0 1px 3px #051419e6,0 2px 14px #05141999;background:linear-gradient(#081c22b8 0%,#081c2280 65%,#081c2200 100%);grid-area:1/1;align-self:start;padding-bottom:clamp(28px,6vh,56px)}.cover h1{font-family:var(--f-display);text-wrap:balance;margin:.2em 0;font-size:clamp(2.3rem,7vw,4.6rem);font-weight:400;line-height:1.25}.cover{--tw-grad:linear-gradient(100deg,#6cc3b8 0%,#e68a9a 40%,#e8a951 80%,#6cc3b8 100%)}.cover h1{position:relative}.tw-sr{clip:rect(0,0,0,0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.tw-word{white-space:nowrap;display:inline-block}.tw-char{transition:opacity 90ms linear;display:inline-block}.tw-accent{background:var(--tw-grad);color:#0000;-webkit-text-fill-color:transparent;text-shadow:none;filter:drop-shadow(0 1px 3px #051419bf);background-size:200% 100%;-webkit-background-clip:text;background-clip:text;animation:4s ease-in-out infinite alternate twShift}@keyframes twShift{0%{background-position:0%}to{background-position:100%}}.tw-visual.is-typing .tw-char{opacity:0}.tw-visual.is-typing .tw-char.is-visible{opacity:1}.tw-visual.is-typing .tw-accent .tw-char{opacity:1;visibility:hidden}.tw-visual.is-typing .tw-accent .tw-char.is-visible{visibility:visible}.tw-cursor{pointer-events:none;filter:drop-shadow(0 2px 4px #05141973);width:1.1em;max-width:none;height:auto;display:none;position:absolute;transform:translate(-50%,-50%)}.tw-visual.is-typing .tw-cursor{display:block}.cover-sub{font-family:var(--f-ui);margin:0;font-size:clamp(1rem,2.4vw,1.35rem)}.eyebrow{font-family:var(--f-ui);letter-spacing:.08em;opacity:.95;margin:0;font-size:.9rem}.hint{font-family:var(--f-ui);opacity:.85;margin-top:1.2em;font-size:.85rem}.credit{font-family:var(--f-ui);letter-spacing:.04em;color:#fff;text-shadow:0 1px 3px #051419cc;background:#081c228c;border-radius:999px;grid-area:1/1;place-self:end center;margin:0 0 clamp(12px,3vh,28px);padding:.3em .9em;font-size:.8rem}.credit .visits{text-align:center;opacity:.8;font-variant-numeric:tabular-nums;font-size:.85em;display:block}.credit .visits[hidden]{display:none}.spread{grid-template-columns:minmax(0,1.15fr) minmax(0,1fr)}.pic{background:var(--paper-2);min-height:0;margin:0;display:flex}.pic .art{object-fit:cover;width:100%;max-width:100%;height:100%}.pic{justify-content:center;align-items:center}.spread .pic .art{object-fit:contain;height:auto;max-height:100%}.ph{background:repeating-linear-gradient(135deg,var(--paper-2) 0 18px,var(--paper) 18px 36px);place-items:center;width:100%;min-height:240px;display:grid}.ph span{font-family:var(--f-ui);color:var(--muted);background:var(--paper);border:1px solid var(--line);border-radius:99px;padding:.5em 1em}.text{min-width:0;padding-block:clamp(24px,5vh,56px);padding-left:max(clamp(20px,4vw,56px),env(safe-area-inset-left,0px));padding-right:max(clamp(20px,4vw,56px),env(safe-area-inset-right,0px));overflow-y:auto}.ch-no{font-family:var(--f-ui);color:var(--river);letter-spacing:.12em;margin:0;font-size:.9rem}.text h2{font-family:var(--f-display);text-wrap:balance;margin:.15em 0 .1em;font-size:clamp(1.8rem,3.4vw,2.6rem);font-weight:400;line-height:1.3}.ch-sub{font-family:var(--f-ui);color:var(--dusk);margin:0 0 1.4em;font-size:1.05rem}.prose{max-width:34em}.prose p{font-size:clamp(1.05rem,1.35vw,1.2rem);line-height:var(--lh);word-break:var(--wb);margin:0 0 1em}.hanmun{color:var(--dusk);letter-spacing:.02em;font-weight:600}.soft{opacity:.6}.think{background:var(--paper-2);border-radius:14px;max-width:34em;margin-top:1.6em;padding:1em 1.2em}.think-h{font-family:var(--f-display);color:var(--lotus);margin:0 0 .3em;font-size:1.15rem}.think p:last-child{word-break:var(--wb);margin:0;line-height:1.7}.plain{overflow-y:auto}.plain.on{display:block}.plain-inner{max-width:40em;padding-block:clamp(28px,7vh,72px);padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px));margin:0 auto}.pg-title{font-family:var(--f-display);color:var(--river);margin:0 0 .8em;font-size:clamp(1.8rem,3.6vw,2.5rem);font-weight:400}.plain-inner p{font-size:1.15rem;line-height:var(--lh);word-break:var(--wb)}.toc-h{font-family:var(--f-display);margin:1.6em 0 .5em;font-size:1.5rem;font-weight:400}.toc{gap:2px;margin:0;padding:0;list-style:none;display:grid}.toc-link{all:unset;cursor:pointer;box-sizing:border-box;border-radius:10px;grid-template-columns:minmax(3.2em,auto) 1fr;column-gap:.6em;width:100%;padding:.7em .8em;display:grid}.toc-link:hover,.toc-link:focus-visible{background:var(--paper-2)}.toc-link:focus-visible{outline:2px solid var(--river)}.toc-no{font-family:var(--f-ui);color:var(--river);grid-row:span 2;padding-top:.15em}.toc-t{font-family:var(--f-display);font-size:1.2rem}.toc-s{font-family:var(--f-ui);color:var(--muted);font-size:.95rem}.fin{font-family:var(--f-display);text-align:center;color:var(--dusk);margin-top:2em;font-size:1.6rem}.epi-deco{flex-direction:column;align-items:center;margin-top:2.2em;display:flex}.epi-deco img{filter:drop-shadow(0 3px 5px #05141940);width:64px;height:auto;animation:3.2s ease-in-out infinite epiBob}.epi-deco:after{content:"";background:radial-gradient(circle at 6px -2px, transparent 6px, var(--river) 6.5px 8px, transparent 8.5px) 0 0 / 12px 8px repeat-x;opacity:.5;width:120px;height:8px;margin-top:4px}@keyframes epiBob{0%,to{transform:translateY(0)rotate(-4deg)}50%{transform:translateY(-8px)rotate(4deg)}}@media (prefers-reduced-motion:reduce){.epi-deco img{animation:none}}.epi-deco+.fin{margin-top:.6em}.epi-credit{font-family:var(--f-ui);text-align:center;color:var(--muted);overflow-wrap:anywhere;margin-top:1.5em;font-size:.9rem}.who-list{gap:1.4em;display:grid}.who h3{font-family:var(--f-display);margin:0;font-size:1.45rem;font-weight:400}.who .en{font-family:var(--f-ui);color:var(--muted);letter-spacing:.04em;font-size:.9rem}.role{font-family:var(--f-ui);color:var(--dusk);margin:.1em 0 .6em}.who dl{grid-template-columns:minmax(5.2em,auto) 1fr;gap:.35em .8em;margin:0;display:grid}.who dt{font-family:var(--f-ui);color:var(--river);padding-top:.15em;font-size:.92rem}.who dd{word-break:var(--wb);min-width:0;margin:0;line-height:1.7}.bar{border-top:1px solid var(--line);background:var(--paper);padding-block:10px calc(10px + env(safe-area-inset-bottom,0px));padding-left:max(16px,env(safe-area-inset-left,0px));padding-right:max(16px,env(safe-area-inset-right,0px));font-family:var(--f-ui);align-items:center;gap:12px;display:flex}.nav-btn{appearance:none;border:1px solid var(--line);background:var(--paper-2);color:var(--ink);font:inherit;cursor:pointer;border-radius:22px;min-width:44px;height:44px;padding:0 16px;font-size:1.05rem}.nav-btn:hover{border-color:var(--river)}.nav-btn:focus-visible{outline:2px solid var(--river);outline-offset:2px}.nav-btn:disabled{opacity:.35;cursor:default}.where{flex-direction:column;flex:1;align-items:center;gap:6px;min-width:0;display:flex}.where-label{white-space:nowrap;text-overflow:ellipsis;max-width:100%;font-size:.95rem;overflow:hidden}.dots{flex-wrap:wrap;justify-content:center;gap:5px;display:flex}.dot{background:var(--line);cursor:pointer;border:0;border-radius:50%;width:7px;height:7px;padding:0}.dot.cur{background:var(--dusk);transform:scale(1.35)}.num{font-variant-numeric:tabular-nums;color:var(--muted);font-size:.85rem}.lang-pick{border:1px solid var(--line);background:var(--paper-2);border-radius:22px;align-items:center;gap:4px;height:44px;padding:0 6px 0 12px;display:flex}.lang-pick:focus-within{outline:2px solid var(--river);outline-offset:2px}.lang-pick select{appearance:none;color:var(--ink);font:inherit;cursor:pointer;background:0 0;border:0;padding:0 6px;font-size:1rem}.lang-pick select:focus{outline:none}.tts-btn[aria-pressed=true]{background:var(--lotus);border-color:var(--lotus);color:#fff}.lang-pick option{background:var(--paper-2);color:var(--ink)}@media (width>=821px){.cover.on{grid-template-columns:minmax(0,1fr) minmax(0,1.1fr)}.cover-art{object-position:center 62%;grid-area:1/2}.cover-text{color:var(--ink);text-shadow:none;background:0 0;grid-area:1/1;align-self:center;padding-block:0}.cover h1{color:var(--river)}.cover{--tw-grad:linear-gradient(100deg,var(--river) 0%,#6cc3b8 27%,#e68a9a 53%,#e8a951 80%,var(--river) 100%)}.tw-accent{filter:none}.cover .eyebrow,.cover .cover-sub{color:var(--dusk)}.cover .hint{color:var(--muted)}.credit{color:var(--muted);text-shadow:none;background:0 0;grid-area:1/1}}@media (width<=820px){.spread.on{display:block;overflow-y:auto}.spread .pic{height:auto}.spread .pic .art{aspect-ratio:3/2;height:auto}.text{overflow:visible}.dots,.nav-label{display:none}.bar{gap:8px}}.lib-back{font-family:var(--f-ui);color:var(--ink);text-decoration:none}.lib-back:hover{color:var(--river)}.bar .lib-back,.bar #home{box-sizing:border-box;justify-content:center;align-items:center;width:44px;min-width:44px;height:44px;padding:0;font-size:18px;line-height:1;display:inline-flex}.bar .lib-back svg{width:18px;height:18px}body:not(.rv-on) .rv-ui:not(.rv-gate){display:none!important}.top-tools{z-index:30;top:calc(12px + env(safe-area-inset-top,0px));right:calc(12px + env(safe-area-inset-right,0px));align-items:center;gap:8px;display:flex;position:fixed}.top-tools .lang-pick{color:#fff;backdrop-filter:blur(4px);height:auto;font:600 .9rem/1 var(--f-ui);background:#0f1e25d1;border:0;border-radius:999px;padding:.3em .3em .3em .8em;box-shadow:0 6px 18px -8px #0000008c}.top-tools .lang-pick select{color:#fff;font:600 .9rem/1 var(--f-ui);padding:.25em .4em}.top-tools .tts-btn{color:#fff;backdrop-filter:blur(4px);background:#0f1e25d1;border:0;border-radius:999px;min-width:0;height:auto;padding:.45em .7em;font-size:.95rem;line-height:1;box-shadow:0 6px 18px -8px #0000008c}.top-tools .tts-btn .nav-label{display:none}.top-tools .tts-btn[aria-pressed=true]{background:var(--lotus)}.rv-toggle{appearance:none;font:600 .9rem/1 var(--f-ui);color:#fff;cursor:pointer;backdrop-filter:blur(4px);background:#0f1e25d1;border:0;border-radius:999px;padding:.55em 1.05em;box-shadow:0 6px 18px -8px #0000008c}.rv-toggle:hover{background:var(--river)}.rv-toggle[aria-pressed=true]{background:var(--lotus)}