.ess{--ess-card:#fff;--ess-soft:#f4f7fd;--ess-r:16px}.ess .vh{position:absolute!important;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.ess-main{overflow-x:clip}.ess-hero{background:linear-gradient(180deg,color-mix(in srgb,var(--pc,#dfe8fb) 55%,#fff),#fff);padding:26px 0 22px;border-bottom:1px solid #dde5f3}.ess-hero-main{background:linear-gradient(180deg,#eef3fd,#fff)}.ess-crumb{font-size:14px;color:var(--muted);margin-bottom:14px}.ess-crumb a{color:var(--accent);text-decoration:none}.ess-crumb a:hover{text-decoration:underline}.ess-hero h1{font-family:var(--display);font-size:clamp(28px,4.4vw,44px);line-height:1.08;margin:8px 0 12px;text-wrap:balance;overflow-wrap:anywhere}.ess-h1main{font-size:clamp(34px,6vw,58px)!important}.ess-lead{font-size:18px;line-height:1.5;max-width:70ch;margin:0 0 12px;color:var(--text)}.ess-trnote{font-size:14.5px;color:var(--muted);background:#fff;border:1px dashed var(--line);border-radius:10px;padding:8px 12px;max-width:68ch}.ess-pnav{background:var(--band)}.ess-pnav ul{list-style:none;margin:0;padding:8px 0;display:flex;gap:6px;overflow-x:auto;scrollbar-width:thin}.ess-pnav a{display:flex;align-items:center;gap:8px;white-space:nowrap;color:#fff;text-decoration:none;font-weight:700;font-size:15px;padding:7px 12px 7px 8px;border-radius:999px}.ess-pnav a:hover{background:var(--band-soft)}.ess-pnav a[aria-current]{background:var(--mark);color:#15233c}.ess-pnav i{width:22px;height:22px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font:800 12px/1 var(--body);font-style:normal;color:#15233c;border:1px solid rgba(255,255,255,.6)}.ess-tools{background:#fff;border-bottom:1px solid #dde5f3;padding:12px 0}.ess-tools .wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center}.ess-search{position:relative;display:flex;align-items:center;gap:8px;border:2px solid var(--ink);border-radius:12px;background:#fff;padding:0 12px;min-height:46px;flex:0 1 340px;min-width:0}.ess-search svg{width:20px;height:20px;fill:none;stroke:var(--ink);stroke-width:2;flex:none}.ess-search input{border:0;outline:0;font:inherit;font-size:16px;flex:1;min-width:0;background:transparent;padding:10px 0;color:var(--text)}.ess-search:focus-within{box-shadow:0 0 0 3px var(--mark)}.ess-count{font-size:13px;color:var(--muted);white-space:nowrap}.ess-search-main{max-width:600px;margin:0 0 18px}.ess-mres{position:absolute;left:-2px;right:-2px;top:calc(100% + 4px);background:#fff;border:2px solid var(--ink);border-radius:12px;list-style:none;margin:0;padding:6px;z-index:40;box-shadow:var(--shadow-md);max-height:60vh;overflow:auto}.ess-mres a{display:flex;justify-content:space-between;gap:10px;padding:9px 10px;border-radius:8px;text-decoration:none;color:var(--text)}.ess-mres a:hover,.ess-mres a:focus{background:var(--mark-soft);outline:none}.ess-mres small{color:var(--muted);text-align:right}.ess-mres .ess-empty{padding:9px 10px;color:var(--muted)}.ess-jump{flex:1 1 360px;min-width:0}.ess-jump ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}.ess-jump a{display:inline-flex;align-items:center;gap:6px;min-height:34px;border-radius:999px;background:var(--wash);color:var(--accent-deep);font-weight:700;text-decoration:none;font-size:14.5px;padding:4px 12px 4px 5px}.ess-jump a span{display:inline-flex;align-items:center;justify-content:center;min-width:24px;height:24px;border-radius:50%;background:#fff;font-size:12.5px}.ess-jump a:hover{background:var(--mark)}.ess-list{padding-top:22px;padding-bottom:40px}.ess-topic{background:var(--ess-card);border:2px solid var(--ink);border-radius:var(--ess-r);box-shadow:0 5px 0 var(--ink);padding:20px 22px;margin:0 0 26px;scroll-margin-top:140px}.ess-topic:target{box-shadow:0 0 0 4px var(--mark),0 5px 0 var(--ink)}.ess-thead{display:flex;gap:14px;align-items:flex-start}.ess-tnum{flex:none;width:46px;height:46px;border-radius:12px;background:var(--mark);border:2px solid var(--ink);display:flex;align-items:center;justify-content:center;font:800 20px/1 var(--display)}.ess-ttitle{flex:1;min-width:0}.ess-ttitle h2{font-family:var(--display);font-size:clamp(24px,3vw,32px);line-height:1.1;margin:0;overflow-wrap:anywhere}.ess-meta{display:flex;flex-wrap:wrap;gap:6px;align-items:center;margin:6px 0 0}.ess-hash{font:500 13px/1 var(--mono);color:var(--muted);text-decoration:none;background:var(--ess-soft);border-radius:6px;padding:5px 7px}.ess-share{flex:none;display:inline-flex;align-items:center;gap:6px;font:700 15px/1 var(--body);border:2px solid var(--ink);background:#fff;color:var(--ink);border-radius:10px;padding:9px 12px;cursor:pointer;min-height:40px}.ess-share:hover{background:var(--mark)}.ess-share svg{width:18px;height:18px;fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}.ess-sum{margin:14px 0 0;background:var(--mark-soft);border-radius:12px;padding:12px 14px;font-size:17px;line-height:1.55;max-width:80ch}.ess-h3{font:800 14px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:18px 0 6px}.ess-facts{margin:0;padding-left:22px;font-size:17px;line-height:1.55;max-width:80ch}.ess-facts li{margin:6px 0;overflow-wrap:anywhere}.ess-facts li::marker{color:var(--accent)}.ess-cite{font:700 11px/1 var(--mono);margin-left:2px}.ess-cite a{text-decoration:none;color:var(--accent);padding:0 1px}.ess-sub{display:block;color:var(--muted);font-size:14px;margin-top:3px}.ess-muted{color:var(--muted)}.ess-small{font-size:14px}.ess-plnav ul{list-style:none;margin:0 0 10px;padding:0;display:flex;flex-wrap:wrap;gap:6px}.ess-plnav a{display:inline-block;border:1px solid #bcd3e6;background:#eef6f8;border-radius:999px;padding:4px 12px;color:var(--text);text-decoration:none;font-size:15px}.ess-plnav a:hover{background:var(--mark)}.ess-planets{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,420px),1fr));gap:14px}.ess-planet{border:1.5px solid var(--line);border-radius:14px;padding:14px 16px;background:var(--ess-soft);scroll-margin-top:140px}.ess-planet:target{outline:3px solid var(--mark)}.ess-phead{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.ess-phead h3{font-family:var(--display);font-size:24px;margin:0}.ess-porder{width:30px;height:30px;border-radius:50%;background:var(--band);color:#fff;display:inline-flex;align-items:center;justify-content:center;font:800 14px/1 var(--body)}.ess-rows{margin:8px 0 0;padding:0}.ess-row{display:grid;grid-template-columns:150px minmax(0,1fr);gap:12px;padding:8px 0;border-top:1px dashed #cdd7e8}.ess-row dt{font:500 12px/1.5 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--muted);padding-top:2px}.ess-row dd{margin:0;font-size:16px;line-height:1.5;overflow-wrap:anywhere}.ess-two{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(100%,340px),1fr));gap:18px 28px;margin-top:18px;align-items:start}.ess-kw h3,.ess-prac h3,.ess-guide h3{font-family:var(--display);font-size:20px;margin:0 0 8px}.ess-kwscroll{overflow-x:auto;border:1.5px solid var(--line);border-radius:12px}.ess-kw table{border-collapse:collapse;width:100%;font-size:15.5px}.ess-kw th{text-align:left;font:700 12.5px/1.3 var(--mono);text-transform:uppercase;letter-spacing:.06em;color:var(--muted);background:var(--ess-soft);padding:8px 10px}.ess-kw td{padding:7px 10px;border-top:1px solid #dde5f3;vertical-align:top}.ess-kw td:first-child{font-weight:700}.ess-pend{color:var(--muted)}.ess-plist{list-style:none;padding:0;margin:0;display:grid;gap:8px}.ess-plist li{position:relative}.ess-plist a{display:block;border:1px solid var(--line);border-radius:12px;padding:10px 92px 10px 14px;text-decoration:none;color:var(--text);background:var(--ess-soft)}.ess-plist a:hover{border-color:var(--ink);background:var(--mark-soft)}.ess-plist b{display:block;font-family:var(--display);font-size:16.5px;line-height:1.25}.ess-plist span{font-size:14.5px;color:var(--muted)}.ess-tag{position:absolute;right:10px;top:10px;font-style:normal;font-size:12px;font-weight:700;border-radius:999px;padding:3px 9px;pointer-events:none}.ess-tag-free{background:#e2f5ea;color:#145c37;border:1px solid #8fcca9}.ess-tag-member{background:#fff4cc;color:#6b4e00;border:1px solid #d9b84a}.ess-guide{margin:18px 0 0;border:2px solid #b42318;border-radius:14px;padding:14px 16px;background:#fff6f5}.ess-guide h3{color:#8f1d14}.ess-guide p{margin:0 0 8px}.ess-guide ul{list-style:none;margin:0 0 8px;padding:0;display:flex;flex-wrap:wrap;gap:6px}.ess-guide ul a{display:inline-block;border:1px solid #e2a29b;background:#fff;border-radius:999px;padding:4px 12px;color:#8f1d14;text-decoration:none;font-weight:700;font-size:15px}.ess-guide ul a:hover{background:#ffe1dd}.ess-guide-main{font-weight:700;color:#8f1d14}.ess-sources{margin-top:16px;border-top:1px dashed #cdd7e8;padding-top:10px}.ess-sources summary{cursor:pointer;font-weight:700;color:var(--accent-deep)}.ess-srcs{margin:10px 0 0;padding-left:26px;font-size:14.5px;line-height:1.5}.ess-srcs li{margin:4px 0;scroll-margin-top:110px;overflow-wrap:anywhere}.ess-srcs li:target{background:var(--mark-soft);outline:2px solid var(--mark);border-radius:4px}.ess-srcs a{color:var(--accent)}.ess-srcs cite{font-style:italic}.ess-acc{color:var(--muted)}.ess-fix{margin:12px 0 0;font-size:14.5px;color:var(--muted)}.ess-fix a{color:var(--accent);font-weight:700}.ess-none{font-size:18px;color:var(--muted);padding:20px 0}.ess-why{background:#fff;border:2px solid var(--ink);border-radius:var(--ess-r);box-shadow:0 5px 0 var(--ink)}.ess-why h2,.ess-sec h2{font-family:var(--display);font-size:clamp(24px,3vw,32px);margin:0 0 12px;text-wrap:balance}.ess-why p{font-size:17.5px;line-height:1.6;max-width:74ch}.ess-ticks{list-style:none;padding:0;margin:14px 0 0;display:grid;gap:8px}.ess-ticks li{position:relative;padding-left:30px;font-size:16.5px;line-height:1.5}.ess-ticks li::before{content:"";position:absolute;left:2px;top:4px;width:18px;height:18px;border-radius:5px;background:var(--mark);box-shadow:inset 0 0 0 2px var(--ink)}.ess-sec{scroll-margin-top:70px}.ess-pcards{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,300px),1fr));gap:16px}.ess-pcard{display:flex;flex-direction:column;background:#fff;border:2px solid var(--ink);border-radius:16px;box-shadow:0 4px 0 var(--ink);overflow:hidden}.ess-pcard h3{margin:0;background:var(--pc);border-bottom:2px solid var(--ink);padding:14px 16px}.ess-pcard h3 a{color:var(--ink);text-decoration:none;font-family:var(--display);font-size:23px;line-height:1.1;display:block}.ess-pcard h3 small{display:block;font:700 12.5px/1.4 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:#2a3852;margin-bottom:2px}.ess-pcard ul{list-style:none;margin:0;padding:10px 12px;display:grid;gap:2px}.ess-pcard li a{display:flex;gap:8px;align-items:baseline;padding:5px 6px;border-radius:8px;color:var(--text);text-decoration:none;font-size:15.5px}.ess-pcard li a:hover{background:var(--mark-soft)}.ess-pcard li span{font:700 12px/1 var(--mono);color:var(--muted);min-width:20px}.ess-open{margin:auto 16px 14px;font-weight:700;color:var(--accent);text-decoration:none}.ess-open:hover{text-decoration:underline}.ess-soon{list-style:none;padding:0;margin:12px 0 0;display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,230px),1fr));gap:12px}.ess-soon li{border:2px dashed var(--line);border-radius:14px;padding:14px 16px;display:flex;flex-direction:column;gap:4px;background:#fff}.ess-soon b{font-family:var(--display);font-size:18px}.ess-soon span{color:var(--muted);font-size:15px}.ess-soon em{font-style:normal;align-self:flex-start;margin-top:6px;font-size:12.5px;font-weight:700;background:var(--mark-soft);color:var(--mark-deep);border-radius:999px;padding:3px 10px}#sources .ess-srcs{font-size:15px}.ess-owner{display:inline-block;margin:0 0 10px;font:700 12.5px/1.2 var(--mono,ui-monospace,monospace);letter-spacing:.06em;text-transform:uppercase;background:#fff4cc;color:#6b4e00;border:1px dashed #c9a227;border-radius:999px;padding:5px 12px}.ess-top{position:fixed;left:16px;bottom:16px;z-index:50;background:var(--ink);color:#fff;text-decoration:none;font-weight:700;border-radius:999px;padding:10px 16px;box-shadow:var(--shadow-md)}.ess-top:hover{background:var(--accent)}.ess-toast{position:fixed;left:50%;bottom:22px;transform:translateX(-50%) translateY(20px);background:var(--ink);color:#fff;border-radius:10px;padding:10px 16px;font-weight:700;opacity:0;pointer-events:none;transition:.2s;z-index:60;max-width:calc(100vw - 32px);overflow-wrap:anywhere}.ess-toast.on{opacity:1;transform:translateX(-50%)}.ess-main section.ess-sec,.ess-main section.ess-why{padding-block:0}.ess-main section.ess-topic{padding:20px 22px}.ess-main section.ess-planet{padding:14px 16px}.ess-main section.ess-why{padding:24px 26px;margin:18px 0 6px;max-width:980px}.ess-main section.ess-sec{margin-top:44px}.ess-main section.ess-hero{padding:26px 0 22px}@media(max-width:640px){.ess-main section.ess-topic,.ess-main section.ess-why{padding:16px 14px}.ess-main section.ess-planet{padding:12px}.ess-thead{flex-wrap:wrap;gap:10px}.ess-tnum{width:38px;height:38px;font-size:17px}.ess-share{order:3}.ess-row{grid-template-columns:1fr;gap:2px}.ess-tools .wrap{gap:8px}.ess-search{flex:1 1 100%}.ess-jump a{font-size:13.5px}.ess-top{left:12px;bottom:12px;padding:9px 13px;font-size:14px}.ess-plist a{padding-right:14px;padding-top:34px}.ess-tag{top:8px;right:auto;left:14px}}@media print{.ess-pnav,.ess-tools,.ess-share,.ess-top,.ess-toast,#site-header,#site-footer{display:none!important}.ess-topic{break-inside:avoid-page;box-shadow:none}}
/* ess-why v2 (2026-10-30): branded intro with fact tiles */
.ess-why-k{display:flex;align-items:center;gap:8px;margin:0 0 6px;font:700 13px/1.3 var(--body);letter-spacing:.04em;text-transform:uppercase;color:var(--muted)}
.ess-why-k img{flex:none}
.ess-why .ess-why-open{font-size:18px;line-height:1.6;margin:0 0 14px}
.ess-why-facts{list-style:none;padding:0;margin:0 0 16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.ess-why-facts li{background:var(--ess-soft);border:2px solid var(--ink);border-radius:12px;padding:12px 14px;min-width:0}
.ess-why-facts li:nth-child(1){background:#fdebd6}.ess-why-facts li:nth-child(2){background:#dcecfa}.ess-why-facts li:nth-child(3){background:#e6e0f8}.ess-why-facts li:nth-child(4){background:#fff4cc}
.ess-why-n{display:block;font-family:var(--display);font-size:clamp(28px,4vw,38px);line-height:1.05;margin:0 0 4px;color:var(--ink)}
.ess-why .ess-why-facts p{font-size:16px;line-height:1.5;margin:0;max-width:none;overflow-wrap:anywhere}
.ess-why .ess-why-find{font-size:16.5px;margin:0 0 10px}
.ess-why .ess-why-cta{font-size:16.5px;margin:0;padding:10px 14px;border-radius:12px;background:var(--mark-soft);border:2px dashed var(--ink)}
.ess-why-cta a{font-weight:700;color:var(--accent-deep,#132a7a)}
@media(max-width:640px){.ess-why-facts{grid-template-columns:minmax(0,1fr)}}
/* ess-mobile v1 (2026-10-30) */
/* expanders (all widths) */
.ess-x{border-top:1px solid #dde5f3;margin:0}
.ess-x>summary{list-style:none;display:flex;align-items:center;gap:8px;min-height:48px;padding:4px 2px;cursor:pointer;color:var(--accent-deep,#132a7a);font-weight:700;font-size:17px;border-radius:8px}
.ess-x>summary::-webkit-details-marker{display:none}
.ess-x>summary:hover{background:var(--mark-soft)}
.ess-x>summary:focus-visible,.ess-tog:focus-visible,.ess-ptile:focus-visible,.ess-pbtn:focus-visible,.ess-jump a:focus-visible{outline:3px solid var(--accent,#2453d4);outline-offset:2px}
.ess-xh{font:inherit!important;margin:0!important;color:inherit;text-transform:none;letter-spacing:0}
.ess-xn{font-weight:500;color:var(--muted)}
.ess-chev{width:22px;height:22px;flex:none;margin-left:auto;fill:none;stroke:currentColor;stroke-width:2.4;stroke-linecap:round;stroke-linejoin:round;transition:transform .15s}
details[open]>summary .ess-chev{transform:rotate(180deg)}
.ess-x[open]>summary{margin-bottom:8px}
.ess-x[open]{padding-bottom:12px}
/* hub: part tiles */
.ess-ptiles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px;margin:0 0 18px}
.ess-pt{margin:0}
.ess-pt h3{margin:0;height:100%}
.ess-ptile{display:flex;flex-direction:column;align-items:flex-start;gap:4px;height:100%;box-sizing:border-box;min-height:150px;padding:16px;border:2px solid var(--ink);border-radius:16px;background:var(--pc);box-shadow:0 4px 0 var(--ink);color:var(--ink);text-decoration:none;transition:transform .12s,box-shadow .12s}
.ess-ptile:hover{transform:translateY(-2px);box-shadow:0 6px 0 var(--ink)}
.ess-ptile:active{transform:translateY(2px);box-shadow:0 2px 0 var(--ink)}
.ess-pico{display:inline-flex;align-items:center;justify-content:center;width:48px;height:48px;border-radius:14px;background:#fff;border:2px solid var(--ink);margin-bottom:8px}
.ess-pico svg{width:28px;height:28px;fill:none;stroke:var(--ink);stroke-width:1.9;stroke-linecap:round;stroke-linejoin:round}
.ess-ptile small{font:700 12.5px/1.3 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:#2a3852}
.ess-pname{font-family:var(--display);font-size:22px;line-height:1.12;overflow-wrap:break-word}
.ess-pcount{margin-top:auto;padding-top:8px;font-size:16px;font-weight:700;color:#2a3852}
.ess-alltopics{border:2px solid var(--ink);border-radius:14px;padding:4px 14px;background:#fff;margin:0 0 18px}
.ess-alltopics[open]{padding-bottom:14px}
.ess-tlists{display:grid;grid-template-columns:repeat(auto-fill,minmax(min(100%,280px),1fr));gap:12px 20px}
.ess-tl{border-left:6px solid var(--pc);padding-left:12px}
.ess-tlh{margin:4px 0;font-family:var(--display);font-size:18px}
.ess-tlh a{color:var(--ink);text-decoration:none}
.ess-tlh a:hover{text-decoration:underline}
.ess-tl ul{list-style:none;margin:0;padding:0}
.ess-tl li a{display:flex;gap:8px;align-items:center;min-height:40px;padding:2px 6px;border-radius:8px;color:var(--text);text-decoration:none;font-size:16px}
.ess-tl li a:hover{background:var(--mark-soft)}
.ess-tl li span{font:700 12.5px/1 var(--mono);color:var(--muted);min-width:22px}
.ess-hub .ess-search-main{margin:0 0 8px}
.ess-xsec{border-top:0}
.ess-xsec>summary{min-height:52px}
.ess-xsec>summary .ess-xh{font-family:var(--display)!important;font-size:clamp(24px,3vw,32px)!important;color:var(--ink);font-weight:800}
.ess-xsec>summary .ess-xn{font-size:18px}
/* part pages: sticky topic chips */
.ess-jumpbar{position:sticky;top:var(--ess-hh,0px);z-index:15;background:#fff;border-bottom:1px solid #dde5f3;box-shadow:0 2px 6px rgba(21,35,60,.06)}
.ess-jumpbar .ess-jump{display:flex;align-items:center;gap:10px;padding:8px 0}
.ess-jlab{flex:none;margin:0;font:700 12.5px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}
.ess-jumpbar .ess-jump ul{flex-wrap:nowrap;overflow-x:auto;scrollbar-width:none;min-width:0;padding:2px}
.ess-jumpbar .ess-jump ul::-webkit-scrollbar{display:none}
.ess-jumpbar .ess-jump li{flex:none}
.ess-jumpbar .ess-jump a{min-height:44px;font-size:16px;padding:4px 14px 4px 6px;white-space:nowrap;box-sizing:border-box}
.ess-jumpbar .ess-jump a span{min-width:30px;height:30px}
.ess-part .ess-topic{scroll-margin-top:calc(var(--ess-hh,0px) + 76px)}
.ess-part .ess-planet,.ess-part .ess-srcs li{scroll-margin-top:calc(var(--ess-hh,0px) + 84px)}
/* topic cards */
.ess-tog{all:unset;box-sizing:border-box;display:flex;align-items:center;gap:10px;width:100%;min-height:46px;cursor:pointer;border-radius:8px}
.ess-tog>span{flex:1;min-width:0}
.ess-topic:not(.is-open) .ess-tbody{display:none}
.ess-main.ess-searching .ess-tbody{display:block!important}
.ess-key{margin-top:10px}
.ess-pbtn-row{margin:16px 0 14px}
.ess-pbtn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:10px 22px;border:2px solid var(--ink);border-radius:12px;background:var(--mark);color:var(--ink);font-weight:800;font-size:17px;text-decoration:none;box-shadow:0 3px 0 var(--ink)}
.ess-pbtn:hover{background:#ffe066}
.ess-pbtn:active{transform:translateY(2px);box-shadow:0 1px 0 var(--ink)}
.ess-tbody>.ess-guide{margin:14px 0 4px}
.ess-tbody .ess-two{gap:0 28px;margin-top:0}
.ess-kw .ess-kwscroll{margin-top:2px}
.ess-tbody .ess-sources{margin-top:0;padding-top:0}
.ess-tbody .ess-sources>summary{color:var(--accent-deep)}
.ess-tbody .ess-fix{margin-top:6px}
.ess-tbody .ess-two>.ess-x{min-width:0}
.ess-x-pl[open]>summary{margin-bottom:10px}
@media(min-width:900px){
.ess-topic.is-shut .ess-tbody{display:none}
.ess-topic:not(.is-open):not(.is-shut) .ess-tbody{display:block}
}
@media(max-width:899px){
.ess-hub .ess-pnav{display:none}
.ess-ptiles{grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
}
@media(max-width:640px){
/* hub */
.ess-hero-main .ess-lead{display:none}
.ess-main section.ess-why{padding:16px 12px;margin-top:10px}
.ess-why-facts{grid-template-columns:repeat(2,minmax(0,1fr))!important;gap:8px}
.ess-why-facts li{padding:10px}
.ess-why-n{font-size:26px}
.ess-why .ess-why-facts p{font-size:16px;line-height:1.4}
.ess-why .ess-why-open{font-size:17px}
.ess-main section.ess-sec{margin-top:28px}
.ess-ptile{min-height:156px;padding:12px}
.ess-pico{width:44px;height:44px;margin-bottom:6px}
.ess-pname{font-size:19px}
.ess-crumb{font-size:16px}
.ess-crumb a{display:inline-block;padding:10px 2px;margin:-10px -2px;min-width:44px;box-sizing:border-box}
.ess-fix a{display:inline-block;padding:12px 0;margin:-12px 0}
.ess-hero{padding:18px 0 16px}
.ess-main section.ess-hero{padding:18px 0 16px}
.ess-pnav a{min-height:44px;box-sizing:border-box;font-size:16px}
/* part pages */
.ess-tools{padding:10px 0}
.ess-jumpbar .ess-jump{padding:6px 0}
.ess-main section.ess-topic{padding:12px 12px 4px;margin:0 0 14px;box-shadow:0 4px 0 var(--ink)}
.ess-main section.ess-topic.is-open{padding-bottom:12px}
.ess-thead{flex-wrap:nowrap;gap:10px;align-items:center}
.ess-tnum{width:36px;height:36px;font-size:16px;border-radius:10px}
.ess-ttitle h2{font-size:22px}
.ess-meta{display:none}
.ess-share{order:0;width:44px;height:44px;min-height:44px;padding:0;justify-content:center;font-size:0;gap:0}
.ess-share svg{width:20px;height:20px}
.ess-h3f{display:none}
.ess-sum{font-size:17px;padding:10px 12px;margin-top:10px}
.ess-facts{font-size:17px;padding-left:20px}
.ess-pbtn{display:flex;width:100%}
.ess-x>summary{font-size:17px}
.ess-srcs,#sources .ess-srcs{font-size:16px;padding-left:22px}
.ess-small,.ess-fix,.ess-plist span,.ess-trnote{font-size:16px}
.ess-plist b{font-size:17px}
.ess-tag{font-size:13px}
.ess-kw table{table-layout:fixed;font-size:16px}
.ess-kw th{font-size:11.5px;padding:8px 6px;letter-spacing:.03em}
.ess-kw td{padding:8px 6px;overflow-wrap:break-word}
.ess-guide ul a{min-height:44px;box-sizing:border-box;display:inline-flex;align-items:center;font-size:16px}
.ess-guide-main{display:inline-block;padding:10px 0}
.ess-plnav a{min-height:44px;box-sizing:border-box;display:inline-flex;align-items:center;font-size:16px}
.ess-row dd{font-size:16px}
.ess-cite{font-size:12.5px}
.ess-cite a{padding:14px 3px;margin:-14px 0}
.ess-tl li a{min-height:44px}
.ess-srcs a{overflow-wrap:anywhere}
}
@media print{.ess-jumpbar,.ess-tog .ess-chev,.ess-x>summary .ess-chev,.ess-pbtn-row{display:none!important}.ess-tbody{display:block!important}}
/* /ess-mobile v1 */