@font-face{font-family:Public Sans Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/public-sans-vietnamese-wght-normal.CtlIRbEm.woff2) format("woff2-variations");unicode-range:U+0102-0103,U+0110-0111,U+0128-0129,U+0168-0169,U+01A0-01A1,U+01AF-01B0,U+0300-0301,U+0303-0304,U+0308-0309,U+0323,U+0329,U+1EA0-1EF9,U+20AB}@font-face{font-family:Public Sans Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/public-sans-latin-ext-wght-normal.MQgHevqp.woff2) format("woff2-variations");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}@font-face{font-family:Public Sans Variable;font-style:normal;font-display:swap;font-weight:100 900;src:url(/_astro/public-sans-latin-wght-normal.DdeTHZLK.woff2) format("woff2-variations");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}:root{color-scheme:only light;--paper:#FFFFFF;--wash:#F2F5F8;--card:#FFFFFF;--ink:#102A43;--muted:#4A5E72;--line:#D9E1E8;--line-strong:#B8C4CF;--teal:#0A6A8A;--teal-soft:#E4F1F6;--amber:#B7791F;--amber-soft:#FBF1DE;--coral:#B3402B;--coral-soft:#F9E5E0;--green:#2F7D58;--accent:#0A6A8A;--focus:#0A6A8A;--shadow:0 1px 0 rgba(16,42,67,.04),0 6px 18px -8px rgba(16,42,67,.14);--stripe:rgba(255,255,255,.4);--on-ink:#FFFFFF;--sans:"Public Sans Variable","Public Sans",system-ui,-apple-system,"Segoe UI",sans-serif}*{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;background:var(--paper);color:var(--ink);font:400 17.5px/1.62 var(--sans);font-feature-settings:"tnum" 0}a{color:inherit}p a,li a,td a,.prose a{color:var(--teal);text-underline-offset:2px}:focus-visible{outline:3px solid var(--focus);outline-offset:2px}.wrap{max-width:1160px;margin:0 auto;padding:0 20px}.narrow{max-width:780px}h1,h2,h3{font-family:var(--sans);font-weight:700;line-height:1.14;letter-spacing:-.022em;margin:0;color:var(--ink)}h1{font-weight:800;letter-spacing:-.03em}.mono{font-family:var(--sans);font-size:.9rem;font-weight:600;letter-spacing:0}.skip{position:absolute;left:-999px;top:8px;background:var(--ink);color:var(--paper);padding:8px 14px;border-radius:8px;z-index:10}.skip:focus{left:12px}.site-header{border-bottom:1px solid var(--line);background:#fff;border-top:4px solid var(--ink)}.nav{display:flex;align-items:center;justify-content:space-between;height:68px;gap:16px}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--sans);font-weight:750;font-size:1.15rem;letter-spacing:-.02em}.logo svg{flex:none}.logo .path{stroke:var(--teal)}.nav ul{display:flex;gap:28px;list-style:none;margin:0;padding:0;font-size:.95rem;font-weight:500;color:var(--muted)}.nav ul a{text-decoration:none;color:var(--muted)}.nav ul a:hover,.nav ul a[aria-current]{color:var(--ink)}.nav ul a[aria-current]{box-shadow:inset 0 -2px 0 var(--teal);padding-bottom:4px}.menu{display:none}.nav .has-sub{position:relative}.nav .sub{display:none;position:absolute;left:-14px;top:100%;padding:10px 8px;margin:0;list-style:none;background:var(--card);border:1px solid var(--line);border-radius:10px;box-shadow:var(--shadow);min-width:260px;z-index:6;font-size:.93rem}.nav .has-sub:hover .sub,.nav .has-sub:focus-within .sub{display:block}.nav .has-sub:after{content:"";position:absolute;left:0;right:0;top:100%;height:12px}.nav .sub li{margin:0}.nav .sub a{display:block;padding:7px 12px;border-radius:6px;color:var(--ink);box-shadow:none}.nav .sub a:hover{background:var(--teal-soft)}.menu nav a.subitem{padding:7px 12px 7px 26px;font-size:.93rem;color:var(--muted)}.cat{padding:44px 0 0}.cat+.cat{border-top:1px solid var(--line);margin-top:44px}.cat .sechead{margin-bottom:20px}.cat .sechead h2{font-size:clamp(1.4rem,2.6vw,1.85rem)}.tools.compact{gap:14px}.tools.compact .tool{padding:16px 18px;gap:6px}.tools.compact .tool h3{font-size:1.05rem}.tools.compact .tool p{font-size:.9rem}.catgroup+.catgroup{margin-top:34px}.catgroup h2{font-size:clamp(1.2rem,2.2vw,1.45rem)}.catnote{margin:6px 0 14px;color:var(--muted);font-size:.95rem}.cat .all{display:inline-block;margin-top:16px;font-weight:600;color:var(--teal);text-underline-offset:2px}.guides{margin:28px 0 0;color:var(--muted)}.catnav{display:flex;flex-wrap:wrap;gap:8px;align-items:center;font-size:.92rem;padding-top:8px}.catnav a.chip{text-decoration:none;color:var(--ink);font-size:.86rem;padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:var(--card)}.catnav a.chip:hover{background:var(--teal-soft)}.guides a{color:var(--teal)}@media(max-width:760px){.nav ul{display:none}.menu{display:block;position:relative}.menu summary{list-style:none;cursor:pointer;border:1.5px solid var(--line-strong);border-radius:6px;font-weight:600;padding:6px 14px;font-size:.9rem}.menu summary::-webkit-details-marker{display:none}.menu nav{position:absolute;right:0;top:44px;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:8px;min-width:220px;z-index:5}.menu nav a{display:block;padding:10px 12px;text-decoration:none;border-radius:8px}.menu nav a:hover{background:var(--teal-soft)}}.btns{display:flex;flex-wrap:wrap;gap:12px}.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 22px;border-radius:8px;font:650 1rem/1.2 var(--sans);text-decoration:none;border:1.5px solid var(--ink);background:transparent;color:var(--ink);cursor:pointer}.btn.primary{background:var(--teal);border-color:var(--teal);color:var(--on-ink)}.btn.primary:hover{background:#085a75;border-color:#085a75}.btn:not(.primary):hover{background:var(--wash)}.hero{display:grid;grid-template-columns:1.05fr .95fr;gap:64px;align-items:center;padding:76px 0 72px}.hero-band{background:linear-gradient(180deg,var(--wash),#fff 92%);border-bottom:1px solid var(--line)}.hero h1{font-size:clamp(2.3rem,5vw,3.7rem);max-width:13em}.hero h1 em{font-style:normal}.lede{font-size:1.18rem;line-height:1.55;color:var(--muted);max-width:34em;margin:20px 0 28px}.trustline{display:flex;flex-wrap:wrap;gap:10px 22px;margin-top:28px;color:var(--muted);font-size:.9rem}.trustline span{display:flex;align-items:center;gap:7px}.trustline svg{color:var(--teal)}.pagehead{padding:44px 0 8px}.pagehead h1{font-size:clamp(2rem,4.4vw,3.05rem);margin:8px 0 14px;max-width:18em}.pagehead .lede{margin:0 0 18px}.crumbs{font-size:.85rem;color:var(--muted)}.crumbs a{color:var(--muted)}.pagemeta{display:flex;flex-wrap:wrap;gap:6px 18px;font-size:.85rem;color:var(--muted);border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:10px 0;margin:6px 0 0}.report{background:var(--card);border:1px solid var(--line-strong);border-top:5px solid var(--ink);border-radius:4px 4px 10px 10px;box-shadow:var(--shadow);padding:22px 26px 24px;position:relative}.report .tag{display:block;margin:0 -26px 16px;padding:0 26px 12px;border-bottom:1px dashed var(--line-strong);color:var(--muted);font-size:.85rem;font-weight:600}.report h3{font-size:1.25rem;margin:6px 0 4px}.report .sub{color:var(--muted);font-size:.92rem;margin:0 0 22px}.bigval{font-family:var(--sans);font-size:3rem;font-weight:800;letter-spacing:-.035em;font-variant-numeric:tabular-nums;line-height:1;margin:4px 0 8px}.bar{position:relative;height:14px;border-radius:3px;overflow:hidden;display:flex}.bar i{display:block;height:100%}.bar .lo{background:var(--green)}.bar .mid{background:var(--amber);background-image:repeating-linear-gradient(45deg,transparent 0 5px,var(--stripe) 5px 7px)}.bar .hi{background:var(--coral);background-image:repeating-linear-gradient(-45deg,transparent 0 3px,var(--stripe) 3px 5px)}.markers{position:relative;height:58px;margin-top:6px}.marker{position:absolute;top:0;transform:translate(-50%);text-align:center;font-size:.8rem;white-space:nowrap}.marker:before{content:"";display:block;width:2px;height:14px;margin:0 auto 4px;background:currentColor}.marker b{display:block;font-size:.95rem;font-variant-numeric:tabular-nums}.marker.you{color:var(--ink)}.marker.refm{color:var(--green)}.marker.line{color:var(--muted)}.marker.edge-l{transform:none}.marker.edge-l:before{margin-left:0}.marker.edge-r{transform:translate(-100%);text-align:right}.marker.edge-r:before{margin-right:0}.scale{display:flex;justify-content:space-between;color:var(--muted);font-size:.78rem;margin-top:2px}.legend{display:flex;flex-wrap:wrap;gap:14px;font-size:.82rem;color:var(--muted);margin:16px 0 18px}.legend span{display:flex;align-items:center;gap:6px}.legend i{width:14px;height:14px;border-radius:3px;display:inline-block}.legend .lo{background:var(--green)}.legend .mid{background:var(--amber);background-image:repeating-linear-gradient(45deg,transparent 0 3px,var(--stripe) 3px 5px)}.legend .hi{background:var(--coral);background-image:repeating-linear-gradient(-45deg,transparent 0 2px,var(--stripe) 2px 4px)}.drivers{border-top:1px solid var(--line);padding-top:14px;font-size:.92rem}.drivers li{margin:4px 0}.drivers ul{margin:6px 0 0;padding-left:18px}.source{margin-top:14px;font-size:.8rem;color:var(--muted)}.band{display:inline-flex;align-items:center;gap:8px;border-radius:6px;padding:4px 12px;font-weight:600;font-size:.9rem;border:1px solid var(--line)}.band.lo{background:#e4f2ea}.band.mid{background:var(--amber-soft)}.band.hi{background:var(--coral-soft)}.band i{width:12px;height:12px;border-radius:3px;display:inline-block}section{padding:64px 0}.sechead{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:28px;flex-wrap:wrap}.sechead h2{font-size:clamp(1.7rem,3.4vw,2.4rem)}.sechead p{margin:0;color:var(--muted);max-width:30em}.tools{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.tool{background:var(--card);border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:4px 10px 10px 4px;padding:22px 22px 20px;display:flex;flex-direction:column;gap:10px;text-decoration:none;transition:border-color .15s,background-color .15s}.tool:hover{border-color:var(--line-strong);border-left-color:var(--ink);background:var(--wash)}.tool .icon{width:42px;height:42px;border-radius:8px;display:grid;place-items:center;background:var(--teal-soft);color:var(--teal)}.tool h3{font-size:1.25rem}.tool p{margin:0;color:var(--muted);font-size:.95rem}.meta{display:flex;flex-wrap:wrap;gap:8px;margin-top:auto;padding-top:8px}.chip{font-size:.78rem;background:var(--wash);border-radius:4px;padding:2px 8px;color:var(--muted)}.tool.more{background:var(--wash);border-left-color:var(--line-strong);justify-content:center}.method{background:var(--wash);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;counter-reset:s}.step{border-top:2px solid var(--ink);padding-top:14px}.step h3{font-size:1.1rem;margin:6px 0}.step p{margin:0;color:var(--muted);font-size:.95rem}.numbers{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}.checklist{list-style:none;padding:0;margin:0;display:grid;gap:10px}.checklist{gap:0;border-top:1px solid var(--line-strong)}.checklist li{display:flex;justify-content:space-between;gap:16px;border-bottom:1px solid var(--line);padding:13px 4px}.checklist li span:last-child{color:var(--muted);font-size:.9rem;text-align:right}.toolgrid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;padding:28px 0 8px}.form{background:var(--wash);border:1px solid var(--line);border-radius:10px;padding:24px}.form h2{font-size:1.3rem;margin-bottom:6px}.form .hint{color:var(--muted);font-size:.88rem;margin:0 0 16px}fieldset{border:0;margin:0 0 18px;padding:0}legend,.lbl{font-weight:600;font-size:.95rem;margin-bottom:6px;display:block;padding:0}.field{margin:0 0 16px}.field small{display:block;color:var(--muted);font-size:.82rem;margin-top:4px}.row2{display:grid;grid-template-columns:1fr 1fr;gap:12px}input[type=number],select{width:100%;font:inherit;font-variant-numeric:tabular-nums;color:var(--ink);background:#fff;border:1.5px solid var(--line-strong);border-radius:6px;padding:10px 12px;min-height:46px}input[type=number]:focus,select:focus{border-color:var(--teal)}.unit{display:flex;align-items:center;gap:8px}.unit span{color:var(--muted);font-size:.88rem;white-space:nowrap}.seg{display:flex;flex-wrap:wrap;gap:8px}.seg label{display:flex;align-items:center;gap:8px;background:#fff;border:1.5px solid var(--line-strong);border-radius:6px;padding:8px 14px;cursor:pointer;font-size:.95rem;min-height:44px}.seg input{accent-color:var(--teal);width:18px;height:18px;margin:0}.seg label:has(input:checked){border-color:var(--teal);background:var(--teal-soft)}.checks{display:grid;gap:8px}.checks label{display:flex;gap:12px;align-items:flex-start;border:1.5px solid var(--line-strong);border-radius:6px;padding:10px 14px;cursor:pointer;background:#fff}.checks label:has(input:checked){border-color:var(--teal);background:var(--teal-soft)}.checks input{accent-color:var(--teal);width:20px;height:20px;margin:2px 0 0;flex:none}.checks small{display:block;color:var(--muted);font-size:.82rem}.err{color:var(--coral);font-size:.9rem;margin:8px 0 0;min-height:1.2em}[hidden],.result[hidden]{display:none!important}.result .placeholder{color:var(--muted)}.edu{background:var(--amber-soft);border-left:4px solid var(--amber);border-radius:4px;padding:12px 16px;font-size:.9rem;margin:16px 0 0}.alert{background:var(--coral-soft);border-left:4px solid var(--coral);border-radius:4px;padding:14px 18px;margin:18px 0}.alert strong{display:block;margin-bottom:4px}.note{background:var(--teal-soft);border-left:4px solid var(--teal);border-radius:4px;padding:14px 18px;margin:18px 0}.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:24px 0}.facts div{background:var(--card);border-top:2px solid var(--ink);padding:14px 2px 0}.facts h3{font-size:1rem;margin-bottom:6px;font-weight:700}.facts p{margin:0;font-size:.92rem;color:var(--muted)}.prose{padding:24px 0 8px}.morechecks{max-width:820px;padding-top:28px}.morechecks h3{margin:0 0 8px}.morechecks p{margin:6px 0}.prose h2{font-size:1.6rem;margin:36px 0 12px}.prose h3{font-size:1.2rem;margin:24px 0 8px}.prose p,.prose li{max-width:44em}.prose table{border-collapse:collapse;width:100%;margin:12px 0 20px;font-size:.95rem;background:var(--card);font-variant-numeric:tabular-nums}.prose th,.prose td{border:1px solid var(--line);padding:9px 12px;text-align:left;vertical-align:top}.prose th{background:var(--wash);font-weight:650}.tablewrap{overflow-x:auto;-webkit-overflow-scrolling:touch}.cite{font-size:.8em;white-space:nowrap}.cite a{color:var(--teal)}.sources{border-top:1px solid var(--line);margin-top:40px;padding-top:20px;font-size:.9rem}.sources h2{font-size:1.2rem;margin-bottom:10px}.sources ol{padding-left:20px;margin:0}.sources li{margin:6px 0;color:var(--muted);overflow-wrap:anywhere}.ad-slot{border:1px dashed var(--line-strong);border-radius:6px;background:var(--wash);min-height:110px;display:grid;place-items:center;color:var(--muted);font-size:.8rem;margin:32px 0;text-align:center;padding:12px}.signed{font-size:.9rem;color:var(--muted);margin-top:24px}.site-footer{border-top:1px solid var(--line);background:var(--wash);padding:36px 0 48px;color:var(--muted);font-size:.9rem;margin-top:48px}.disclaimer{background:#fff;border:1px solid var(--line);border-left:4px solid var(--amber);border-radius:4px;padding:14px 18px;color:var(--ink);margin-bottom:24px}.foot{display:flex;justify-content:space-between;flex-wrap:wrap;gap:16px}.foot nav{display:flex;gap:18px;flex-wrap:wrap}@media(max-width:900px){.hero{grid-template-columns:1fr;gap:40px;padding:36px 0 44px}.tools,.steps{grid-template-columns:1fr 1fr}.numbers,.toolgrid,.facts{grid-template-columns:1fr}}@media(max-width:560px){body{font-size:16px}.wrap{padding-left:16px;padding-right:16px}.tools,.steps{grid-template-columns:1fr}section{padding:48px 0}.report,.form{padding:22px 18px}.row2{grid-template-columns:1fr}}@media print{.site-header,.site-footer .foot nav,.ad-slot,.form,.menu,.btns{display:none}body{background:#fff;color:#000}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.rich .pagehead-band{background:radial-gradient(circle at 1px 1px,rgba(10,106,138,.1) 1px,transparent 1.6px) 0 0/18px 18px,linear-gradient(180deg,var(--wash) 0%,#fff 100%);border-bottom:1px solid var(--line)}.rich .pagehead{padding:36px 0 30px}.pagehead-grid{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:48px;align-items:start}.rich .pagehead h1{margin:12px 0 14px}.rich .eyebrow{display:inline-flex;align-items:center;gap:8px;margin:16px 0 0;padding:5px 12px;border-radius:999px;background:#fff;border:1px solid #BFDCE7;color:var(--teal);font-size:.85rem}.rich .eyebrow:before{content:"";width:8px;height:8px;border-radius:50%;background:var(--teal)}.rich .pagemeta{background:#ffffffbf;border:1px solid var(--line);border-radius:10px;padding:10px 14px}.glance{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:20px 22px;margin-top:20px}.glance-h{display:flex;align-items:center;gap:12px;font-weight:700;font-size:1.05rem;margin-bottom:12px}.glance-i{width:52px;height:52px;border-radius:14px;display:grid;place-items:center;background:linear-gradient(135deg,var(--teal),#0E4F6B);color:#fff;flex:none}.glance dl{margin:0;display:grid;gap:0}.glance dl div{display:grid;grid-template-columns:96px 1fr;gap:10px;padding:9px 0;border-top:1px solid var(--line);font-size:.9rem}.glance dt{color:var(--muted);font-weight:600}.glance dd{margin:0}.glance-strip{margin-top:14px}.glance-segs{display:flex;gap:4px;height:10px}.glance-segs i{flex:1;border-radius:3px;background:var(--teal)}.glance-segs i:nth-child(2){opacity:.8}.glance-segs i:nth-child(3){opacity:.62}.glance-segs i:nth-child(4){opacity:.45}.glance-ends{display:flex;justify-content:space-between;font-size:.78rem;color:var(--muted);margin-top:4px;font-variant-numeric:tabular-nums}@media(min-width:901px){.rich .toolgrid{grid-template-columns:minmax(0,1.15fr) minmax(0,.85fr)}}.rich .toolgrid{padding-top:32px}.rich .form{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);padding:26px}.rich .form h2{font-size:1.4rem}@media(min-width:901px){.rich .resultcol{position:sticky;top:20px}}.optcard{position:relative;border:1px solid var(--line);border-radius:14px;background:var(--wash);padding:14px 14px 12px;margin:0 0 14px;transition:border-color .15s,background-color .15s}.optcard.done{border-color:#9ccbdb;background:#f4fafc}.optcard legend{float:left;width:100%;display:flex;align-items:center;gap:10px;font-size:1.02rem;font-weight:700;margin:0 0 10px;padding:0 90px 0 0}.optcard legend>span:last-child{line-height:1.25}.optcard-n{width:26px;height:26px;border-radius:50%;background:var(--ink);color:#fff;display:grid;place-items:center;font-size:.8rem;font-weight:700;flex:none}.optcard-i{width:34px;height:34px;border-radius:9px;display:grid;place-items:center;background:var(--teal-soft);color:var(--teal);flex:none}.optcard-sel{position:absolute;right:14px;top:16px;font-size:.78rem;font-weight:650;color:var(--muted);background:#fff;border:1px solid var(--line);border-radius:999px;padding:3px 10px;font-variant-numeric:tabular-nums}.optcard.done .optcard-sel{background:var(--teal);border-color:var(--teal);color:#fff}.opts{clear:both;display:grid;gap:8px}.opt{display:flex;align-items:center;gap:12px;min-height:48px;background:#fff;border:1.5px solid var(--line);border-radius:10px;padding:9px 12px;cursor:pointer;font-size:.97rem;line-height:1.35;transition:border-color .12s,box-shadow .12s}.opt:hover{border-color:var(--line-strong)}.opt input{accent-color:var(--teal);width:20px;height:20px;margin:0;flex:none}.opt-t{flex:1}.pts{flex:none;min-width:44px;text-align:center;border-radius:8px;background:var(--wash);color:var(--muted);font-size:.72rem;padding:3px 6px;line-height:1.1}.pts b{display:block;font-size:1.05rem;color:var(--ink);font-variant-numeric:tabular-nums}.opt:has(input:checked){border-color:var(--teal);box-shadow:0 0 0 1px var(--teal) inset;background:var(--teal-soft)}.opt:has(input:checked) .pts{background:var(--teal);color:#fff}.opt:has(input:checked) .pts b{color:#fff}.opt:has(input:focus-visible){outline:3px solid var(--focus);outline-offset:2px}.rich .form .btn.primary{width:100%;justify-content:center;min-height:52px;font-size:1.05rem;border-radius:12px;margin-top:4px}.rich .report{border-radius:16px;border:1px solid var(--line);border-top:0;overflow:hidden;padding-top:0}.rich .report .tag{margin:0 -26px 16px;padding:12px 26px;background:var(--ink);color:#fff;border-bottom:0;letter-spacing:.02em}.gauge{display:grid;grid-template-columns:132px 1fr;gap:20px;align-items:center;margin:10px 0 14px}.ring{width:132px;height:132px;display:block}.ring-track{fill:none;stroke:var(--wash);stroke-width:12}.ring-val{fill:none;stroke:var(--teal);stroke-width:12;stroke-linecap:round}.ring-num{font:800 38px var(--sans);fill:var(--ink);text-anchor:middle;letter-spacing:-.03em}.ring-of{font:600 13px var(--sans);fill:var(--muted);text-anchor:middle}.partpips{list-style:none;margin:0;padding:0;display:grid;gap:8px;font-size:.88rem}.partpips li{display:grid;grid-template-columns:1fr auto 18px;gap:10px;align-items:center}.partpips b{text-align:right;font-variant-numeric:tabular-nums}.pips{display:flex;gap:3px}.pips i{width:16px;height:10px;border-radius:3px;background:var(--line)}.pips i.on{background:var(--teal)}.stickyscore{display:none}@media(max-width:900px){.stickyscore:not([hidden]){display:flex;position:fixed;left:0;right:0;bottom:0;z-index:20;align-items:center;justify-content:space-between;gap:12px;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:#fffffff7;border-top:1px solid var(--line-strong);box-shadow:0 -6px 18px -8px #102a4340;transition:transform .2s}.stickyscore.away{transform:translateY(110%)}.ss-l{display:flex;flex-direction:column;line-height:1.2}.ss-k{font-size:.75rem;color:var(--muted);font-weight:600}.ss-v{font-weight:700;font-variant-numeric:tabular-nums}.ss-btn{min-height:44px;padding:10px 16px;border-radius:10px}body.has-sticky .site-footer{padding-bottom:110px}.pagehead-grid{grid-template-columns:1fr;gap:0}}.rich .prose h2.sech{display:flex;align-items:center;gap:12px;padding-top:28px;border-top:1px solid var(--line)}.sech-i{width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:var(--teal-soft);color:var(--teal);flex:none}.rich .facts{gap:14px}.rich .facts div{background:var(--wash);border:1px solid var(--line);border-top:4px solid var(--teal);border-radius:12px;padding:16px 18px}.ptables{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:16px 0 18px}.ptable{border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}.ptable h3{display:flex;align-items:center;gap:8px;margin:0;padding:10px 14px;font-size:1rem;background:var(--wash);border-bottom:1px solid var(--line)}.ptable-i{color:var(--teal);display:grid}.prose .ptable table{margin:0;border:0;font-size:.88rem}.prose .ptable th,.prose .ptable td{border:0;border-bottom:1px solid var(--line);padding:7px 14px}.prose .ptable th{background:#fff;color:var(--muted);font-size:.78rem;font-weight:650}.prose .ptable td:last-child,.prose .ptable th:last-child{text-align:center;width:64px;font-weight:700}.prose .ptable tr:last-child td{border-bottom:0}.prose ul.examples{list-style:none;padding:0;display:grid;gap:12px}.prose ul.examples li{max-width:none;border:1px solid var(--line);border-left:4px solid var(--teal);border-radius:10px;padding:12px 16px;background:#fff}.prose ul.examples li strong{display:block;font-size:1.05rem;margin-bottom:2px}.faq{display:grid;gap:12px;margin-top:8px}.faq-i{border:1px solid var(--line);border-radius:12px;padding:4px 18px 6px;background:var(--wash)}.rich .faq-i h3{margin:12px 0 6px;font-size:1.08rem}.prose p.related{background:var(--teal-soft);border-radius:12px;padding:14px 18px}.rich .sources ol{counter-reset:src;list-style:none;padding:0;display:grid;gap:8px}.rich .sources li{counter-increment:src;position:relative;margin:0;padding:10px 14px 10px 50px;background:var(--wash);border:1px solid var(--line);border-radius:10px}.rich .sources li:before{content:counter(src);position:absolute;left:12px;top:10px;width:26px;height:26px;border-radius:50%;background:#fff;border:1px solid var(--line-strong);display:grid;place-items:center;font-size:.78rem;font-weight:700;color:var(--ink)}.rich .signed{border-left:4px solid var(--ink);padding:10px 16px;background:var(--wash);border-radius:4px}@media(max-width:560px){.rich .pagehead{padding:24px 0 20px}.glance dl div{grid-template-columns:84px 1fr}.rich .form{padding:18px 14px;border-radius:14px}.optcard{padding:12px 10px 10px}.opt{padding:8px 10px;font-size:.95rem}.ptables{grid-template-columns:1fr}.gauge{grid-template-columns:104px 1fr;gap:14px}.ring{width:104px;height:104px}.rich .report .tag{margin:0 -18px 16px;padding:12px 18px}}@media print{.stickyscore{display:none!important}}.pagehead-grid.has-hero{display:block}.pagehero{display:none;margin:0}@media(min-width:1024px){.pagehead-grid.has-hero{display:grid;grid-template-columns:minmax(0,1fr) 440px;gap:56px;align-items:center}.pagehero{display:block}.pagehero img{display:block;width:100%;height:auto;aspect-ratio:4/3;object-fit:cover;border-radius:18px;box-shadow:var(--shadow);border:1px solid var(--line)}}.learn-grid{display:block}.learn-main{max-width:760px}.rail{display:none}@media(min-width:1024px){.learn-grid{display:grid;grid-template-columns:minmax(0,760px) 300px;justify-content:space-between;gap:56px;align-items:start}.rail{display:block;align-self:stretch}.rail-in{position:sticky;top:24px;padding-top:24px;display:grid;gap:18px}}.learn-main h2{scroll-margin-top:20px}.toc{border-left:3px solid var(--teal);padding:2px 0 2px 16px}.toc-h{font-weight:700;margin:0 0 8px;font-size:.95rem}.toc ol{list-style:none;margin:0;padding:0;display:grid;gap:6px;font-size:.88rem;line-height:1.35}.toc a{color:var(--muted);text-decoration:none}.toc a:hover,.toc a:focus-visible{color:var(--teal);text-decoration:underline}.rail-card{display:grid;gap:6px;padding:18px 20px;border:1px solid var(--line);border-top:4px solid var(--teal);border-radius:12px;background:var(--wash);color:var(--ink);text-decoration:none}.rail-card:hover{border-color:var(--teal)}.rail-k{font-size:.78rem;font-weight:600;color:var(--teal)}.rail-card strong{font-size:1.02rem;line-height:1.3}.rail-t{font-size:.86rem;color:var(--muted);line-height:1.45}.rail-go{font-size:.88rem;font-weight:600;color:var(--teal)}.callout{border:1px solid var(--line);border-left-width:5px;border-radius:6px 12px 12px 6px;padding:16px 20px 6px;margin:24px 0}.callout-good{background:var(--teal-soft);border-left-color:var(--teal)}.callout-urgent{background:var(--coral-soft);border-left-color:var(--coral)}.callout-h{display:flex;align-items:center;gap:10px;font-weight:700;margin:0 0 6px;font-size:1.05rem}.callout-good .callout-h svg{color:var(--teal)}.callout-urgent .callout-h svg{color:var(--coral)}.callout-b>:first-child{margin-top:0}.callout-b ul{margin-top:6px}@media print{.rail,.pagehero{display:none!important}}.scr-jump{display:flex;flex-wrap:wrap;gap:8px;margin:4px 0 8px}.scr-jump a{border:1.5px solid var(--line-strong);border-radius:999px;padding:6px 14px;font-size:.9rem;font-weight:600;color:var(--ink);text-decoration:none;background:var(--card)}.scr-jump a:hover,.scr-jump a:focus-visible{border-color:var(--teal);color:var(--teal);background:var(--teal-soft)}.scr-sec{padding:0}.scr-sec h2{padding-top:20px;border-top:1px solid var(--line)}.scr-cards{list-style:none;margin:16px 0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:12px}.prose .scr-cards li{margin:0}.scr-card{border:1px solid var(--line);border-top:3px solid var(--teal);border-radius:10px;padding:12px 14px;background:var(--card);display:flex;flex-direction:column;gap:6px;font-size:.92rem;line-height:1.45}.scr-card p{margin:0}.scr-top{display:flex;justify-content:space-between;align-items:flex-start;gap:10px;font-size:1rem;line-height:1.3}.scr-g{flex:none;font-size:.78rem;font-weight:700;color:var(--teal);background:var(--teal-soft);border-radius:4px;padding:2px 7px;white-space:nowrap}.scr-g-o{color:var(--muted);background:var(--wash)}.scr-who{color:var(--ink)}.scr-often{color:var(--muted)}.scr-often span{font-weight:600;color:var(--ink)}.scr-go{margin-top:auto!important;font-weight:600}.scr-still{font-size:.95rem}.scr-more{border:1px solid var(--line);border-radius:10px;background:var(--wash);margin:16px 0 8px}.scr-more summary{cursor:pointer;padding:12px 16px;font-weight:600}.scr-more ul{margin:0;padding:0 18px 12px 34px;font-size:.92rem;display:grid;gap:8px}.scr-note{margin:0;padding:0 16px 8px;font-size:.9rem;color:var(--muted)}@media(max-width:640px){.scr-cards{gap:8px}.scr-card{padding:10px 12px;gap:4px;font-size:.88rem}}.sources-more summary{cursor:pointer;font-weight:600;padding:6px 0}.search{position:relative;display:flex;align-items:center;gap:8px}.search .search-ico{position:absolute;left:11px;top:50%;transform:translateY(-50%);color:var(--muted);pointer-events:none}.search input{font:inherit;font-size:.93rem;color:var(--ink);width:210px;padding:8px 12px 8px 36px;border:1.5px solid var(--line-strong);border-radius:8px;background:#fff;-webkit-appearance:none;appearance:none}.search input::placeholder{color:#6b7c8d}.search input:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px var(--teal-soft)}.search input::-webkit-search-cancel-button{cursor:pointer}.search-big{margin:0 0 22px;max-width:560px}.search-big .search-ico{left:15px}.search-big input{flex:1;width:auto;min-width:0;font-size:1.05rem;padding:14px 14px 14px 44px;border-radius:10px}.search-big .btn{padding:13px 18px}.search-pop{position:absolute;right:0;top:calc(100% + 6px);z-index:20;width:min(440px,92vw);margin:0;padding:6px;list-style:none;background:var(--card);border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);max-height:min(70vh,520px);overflow:auto;font-size:.93rem;text-align:left}.search-big .search-pop{left:0;right:auto;width:100%}.search-pop li{margin:0}.nav .search-pop{display:block;font-weight:400;color:var(--ink)}.nav .search-pop[hidden]{display:none}.nav .search-pop a,.menu nav .search-pop a{display:grid;color:var(--ink)}.menu nav .search-pop .all a{display:block;color:var(--teal)}.search-pop a{display:grid;grid-template-columns:1fr auto;gap:0 10px;padding:8px 10px;border-radius:8px;text-decoration:none;color:var(--ink)}.search-pop a b{font-weight:650}.search-pop a span{grid-column:1;color:var(--muted);font-size:.85rem;line-height:1.35;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.search-pop a em{grid-column:2;grid-row:1;font-style:normal;font-size:.75rem;color:var(--muted);align-self:center}.search-pop [aria-selected=true] a,.search-pop a:hover{background:var(--teal-soft)}.search-pop .all a{display:block;color:var(--teal);font-weight:600}.search-pop .none{padding:10px;color:var(--muted)}.searchpage{padding:28px 20px 48px}.searchpage .search-big{max-width:none}.search-status{color:var(--muted);margin:0 0 6px;min-height:1.6em}.search-results{list-style:none;margin:0 0 36px;padding:0}.search-results li{padding:14px 0;border-bottom:1px solid var(--line)}.search-results li a{font-size:1.08rem;color:var(--teal)}.search-results .kind{margin-left:10px;font-size:.78rem;background:var(--wash);border-radius:4px;padding:2px 8px;color:var(--muted)}.search-results p{margin:4px 0 0;color:var(--muted);font-size:.95rem}.search-results .all{border:0}.search-results .all a{font-weight:600;font-size:1rem}.fmc-band{padding:44px 0 0}.fmc{border:1px solid var(--line);border-radius:14px;padding:26px 28px;background:var(--wash);max-width:820px}.fmc h2{font-size:1.5rem}.fmc-lede{margin:6px 0 14px;color:var(--muted)}.fmc-chips{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 14px}.fmc-chips .chip{font:inherit;font-size:.88rem;cursor:pointer;color:var(--ink);background:#fff;border:1px solid var(--line-strong);border-radius:999px;padding:6px 13px}.fmc-chips .chip:hover{border-color:var(--teal);background:var(--teal-soft)}.fmc-form{display:flex;gap:10px}.fmc-form input{flex:1;min-width:0;font:inherit;font-size:1rem;padding:12px 14px;border:1.5px solid var(--line-strong);border-radius:10px;background:#fff;color:var(--ink)}.fmc-form input:focus{border-color:var(--teal);outline:none;box-shadow:0 0 0 3px var(--teal-soft)}.fmc-form .btn{padding:12px 18px}.fmc-log{margin-top:18px;display:grid;gap:16px}.fmc-log .turn{display:grid;gap:8px}.fmc-log .me{justify-self:end;max-width:85%;margin:0;background:var(--ink);color:#fff;border-radius:14px 14px 4px;padding:8px 14px}.fmc-log .bot{background:#fff;border:1px solid var(--line);border-radius:14px 14px 14px 4px;padding:12px 16px;max-width:95%}.fmc-log .bot p{margin:0 0 8px}.fmc-log .bot ol{margin:0 0 8px;padding-left:22px}.fmc-log .bot li{margin:0 0 10px}.fmc-log .bot li a{font-weight:650}.fmc-log .bot li span{display:block;color:var(--muted);font-size:.93rem}.fmc-log .bot li small{display:block;color:var(--muted);font-size:.83rem}.fmc-log .seeall{font-weight:600}.fmc-log .urgent{background:var(--coral-soft);border-left:4px solid var(--coral);padding:8px 12px;border-radius:6px;font-weight:600}.fmc-log .fixed{margin:4px 0 0;font-size:.85rem;color:var(--muted)}.fmc-note{margin:14px 0 0;font-size:.85rem;color:var(--muted)}.searchpage .fmc{margin-top:8px}@media(max-width:1080px){.nav>.search input{width:150px}.nav ul{gap:20px}}@media(max-width:760px){.nav>.search{display:none}.menu nav .search{margin:4px 4px 8px}.menu nav .search input{width:100%;font-size:1rem}.menu nav{min-width:min(330px,92vw)}.menu nav .search{flex-wrap:wrap}.menu nav .search input{flex:1 1 100%}.menu nav .search .search-ico{top:21px}.menu nav .search-pop{position:static;flex:1 1 100%;width:100%;box-shadow:none;border:0;padding:4px 0 0;max-height:none}.search-big .btn{display:none}.fmc{padding:20px 16px}.fmc-form{flex-direction:column}}@media print{.search,.fmc{display:none}}