:root{--bg:#fff;--mint:#e8f6f1;--mint2:#d3eee5;--teal:#0f5e57;--teal-d:#0a4540;--yellow:#ffcf5c;--ink:#14302c;--muted:#46605b;--line:#cfe4dd;--r:18px;
--font:ui-rounded,"SF Pro Rounded","Nunito","Segoe UI Variable Text","Segoe UI",system-ui,-apple-system,Roboto,"Helvetica Neue",Arial,sans-serif}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--font);font-size:1.1875rem;line-height:1.68}
a{color:var(--teal);text-decoration-thickness:.08em;text-underline-offset:.18em}
a:hover{color:var(--teal-d);text-decoration-thickness:.14em}
:focus-visible{outline:3px solid var(--teal);outline-offset:3px;border-radius:6px;box-shadow:0 0 0 6px var(--yellow)}
img{max-width:100%;height:auto}
.skip{position:absolute;left:-999px;top:0;background:var(--yellow);color:var(--ink);padding:.6rem 1rem;z-index:10;font-weight:700}
.skip:focus{left:1rem;top:1rem}
.wrap{max-width:1120px;margin:0 auto;padding:0 1.25rem}
.narrow{max-width:760px;margin:0 auto}
/* header */
.site-head{border-bottom:1px solid var(--line);background:#fff}
.head-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:.75rem 1.5rem;padding-block:1.1rem}
.brand{display:flex;align-items:center;gap:.65rem;text-decoration:none;color:var(--ink);font-weight:800;font-size:1.3rem;letter-spacing:-.01em}
.brand img{width:40px;height:40px;border-radius:11px}
.brand span b{color:var(--teal)}
.site-head nav ul{display:flex;flex-wrap:wrap;gap:.25rem .35rem;list-style:none;margin:0;padding:0}
.site-head nav a{display:block;padding:.4rem .75rem;border-radius:999px;text-decoration:none;font-size:.97rem;font-weight:600;color:var(--ink)}
.site-head nav a:hover{background:var(--mint)}
.site-head nav a[aria-current=page]{background:var(--teal);color:#fff}
.disclose{background:var(--mint);font-size:.93rem;line-height:1.5;color:var(--ink)}
.disclose p{margin:0;padding-block:.6rem}
.disclose strong{background:var(--yellow);padding:.05rem .45rem;border-radius:6px;margin-right:.35rem;font-weight:700}
/* breadcrumbs */
.crumbs{font-size:.92rem;color:var(--muted);margin:1.6rem 0 0}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:.3rem}
.crumbs li+li::before{content:"/";margin-right:.3rem;color:#8aa39e}
/* typography */
main{display:block;padding-bottom:4rem}
h1,h2,h3{line-height:1.2;letter-spacing:-.015em;color:var(--ink)}
h1{font-size:clamp(2.1rem,4.4vw,3.25rem);margin:1.6rem 0 1rem;font-weight:800}
h2{font-size:clamp(1.55rem,2.6vw,2rem);margin:3rem 0 .8rem;font-weight:800}
h3{font-size:1.28rem;margin:2rem 0 .5rem;font-weight:700}
p,ul,ol{margin:0 0 1.15rem}
li{margin-bottom:.4rem}
.lede{font-size:1.32rem;line-height:1.6;color:var(--ink);max-width:46rem}
.meta{font-size:.95rem;color:var(--muted);margin-bottom:1.8rem}
.kicker{display:inline-block;background:var(--yellow);color:var(--ink);font-weight:800;font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;padding:.2rem .7rem;border-radius:999px;margin-top:2rem}
mark{background:linear-gradient(transparent 55%,var(--yellow) 55%);color:inherit;padding:0 .1em}
/* hero */
.hero{display:grid;grid-template-columns:1.15fr .85fr;gap:2.5rem;align-items:start;padding-top:.5rem}
.hero figure{margin-top:2.2rem}
@media(max-width:900px){.hero{grid-template-columns:1fr;gap:0}.hero figure{margin-top:1rem}}
/* answer boxes */
.box{background:var(--mint);border-radius:var(--r);padding:1.4rem 1.6rem;margin:1.6rem 0}
.box>:last-child{margin-bottom:0}
.box .label{display:inline-block;font-size:.8rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:var(--teal);margin-bottom:.35rem}
.answer{background:var(--teal);color:#fff;border-radius:var(--r);padding:1.6rem 1.8rem;margin:1.6rem 0;box-shadow:0 10px 30px -18px rgba(15,94,87,.7)}
.answer .label{color:var(--yellow)}
.answer p{font-size:1.2rem}
.answer a{color:#fff;font-weight:700}
.answer a:hover{color:var(--yellow)}
.answer strong{color:#fff}
.define dfn{font-style:normal;font-weight:800}
.note{border-left:6px solid var(--yellow);background:#fffbef;border-radius:0 var(--r) var(--r) 0;padding:1.1rem 1.4rem;margin:1.8rem 0}
.note>:last-child{margin-bottom:0}
.note h2,.note h3{margin-top:0}
/* tables */
.table-wrap{overflow-x:auto;margin:1.4rem 0 1.8rem;border:1px solid var(--line);border-radius:var(--r);-webkit-overflow-scrolling:touch}
table{border-collapse:collapse;width:100%;font-size:1rem;line-height:1.5;min-width:640px}
caption{text-align:left;font-weight:700;padding:.9rem 1rem .2rem;color:var(--muted);font-size:.95rem}
th,td{text-align:left;vertical-align:top;padding:.75rem 1rem;border-bottom:1px solid var(--line)}
thead th{background:var(--mint);font-size:.9rem;text-transform:uppercase;letter-spacing:.04em;color:var(--teal-d)}
tbody tr:last-child td,tbody tr:last-child th{border-bottom:0}
tbody th{font-weight:700}
tr.pick{background:#fff8e3}
tr.pick th::after{content:"Our pick";display:inline-block;margin-left:.5rem;background:var(--yellow);font-size:.72rem;font-weight:800;text-transform:uppercase;letter-spacing:.05em;padding:.05rem .45rem;border-radius:6px;vertical-align:middle}
/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:1rem;margin:1.4rem 0;padding:0;list-style:none}
.cards li{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.2rem 1.3rem}
.cards li:hover{border-color:var(--teal)}
.cards h3{margin:0 0 .4rem;font-size:1.15rem}
.cards p{margin:0;font-size:1rem;color:var(--muted)}
.who{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem;margin:1.4rem 0}
.who div{background:var(--mint);border-radius:var(--r);padding:1.2rem 1.4rem}
.who h3{margin:0 0 .35rem;font-size:1.12rem}
.who p{margin:0;font-size:1.02rem}
/* figures */
figure{margin:2rem 0}
figure picture img,figure>img{display:block;width:100%;border-radius:var(--r)}
figcaption{font-size:.88rem;color:var(--muted);margin-top:.55rem;line-height:1.5}
/* board */
.diagram{max-width:400px;margin:2rem auto}
.board{display:grid;grid-template-columns:repeat(8,1fr);grid-template-rows:repeat(8,1fr);aspect-ratio:1;border:6px solid var(--teal);border-radius:12px;overflow:hidden;width:100%}
.sq{min-width:0;min-height:0;position:relative;background:#f4fbf8}
.sq.d{background:#8cc2b6}
.sq.hl{background:#ffe08f}.sq.d.hl{background:#f2c24e}
.sq img.pc{position:absolute;inset:4%;width:92%;height:92%}
.diagram figcaption{text-align:center}
/* faq */
.faq details{border:1px solid var(--line);border-radius:14px;padding:.2rem 1.2rem;margin:.7rem 0;background:#fff}
.faq details[open]{background:var(--mint);border-color:var(--mint2)}
.faq summary{cursor:pointer;font-weight:700;padding:.85rem 0;list-style-position:outside}
.faq details p{margin:.1rem 0 1rem}
/* buttons */
.btn{display:inline-block;background:var(--yellow);color:var(--ink);font-weight:800;text-decoration:none;padding:.7rem 1.3rem;border-radius:999px}
.btn:hover{background:#ffd877;color:var(--ink)}
.answer .btn{color:var(--ink)}
/* footer */
.site-foot{background:var(--teal-d);color:#e6f3ef;margin-top:2rem;font-size:.97rem}
.site-foot a{color:#fff}
.site-foot a:hover{color:var(--yellow)}
.foot-in{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:2rem;padding-block:2.6rem 1.4rem}
.site-foot h2{color:#fff;font-size:1rem;margin:0 0 .6rem;text-transform:uppercase;letter-spacing:.07em}
.site-foot ul{list-style:none;margin:0;padding:0}
.site-foot li{margin:.3rem 0}
.foot-legal{border-top:1px solid rgba(255,255,255,.18);padding-block:1.1rem 2rem;font-size:.9rem;color:#cfe5df}
.foot-legal p{margin:.3rem 0}
@media(max-width:780px){.foot-in{grid-template-columns:1fr}body{font-size:1.09rem}.lede{font-size:1.18rem}.answer{padding:1.3rem 1.25rem}.box{padding:1.2rem 1.2rem}}
.err{font-size:clamp(4rem,12vw,7rem);font-weight:900;color:var(--mint2);line-height:1;margin:2rem 0 0}
.hero>*{min-width:0}
.label{display:inline-block;font-size:.8rem;font-weight:800;letter-spacing:.08em;text-transform:uppercase;margin-bottom:.35rem}
.box .label{color:var(--teal)}
.answer .label{color:var(--yellow)}
body{display:flex;flex-direction:column;min-height:100vh}
main{flex:1 0 auto;width:100%}
@media(max-width:600px){.site-head nav a{padding:.3rem .6rem;font-size:.92rem}.head-in{padding-block:.8rem;gap:.5rem}}