:root{--bg:#f6f7f4;--card:#fff;--ink:#14261b;--mute:#58695d;--line:#dde3da;--green:#0b6b3a;--green-d:#084d29;--gold:#c98a12;--maroon:#7d2027;--soft:#eef3ec;--onGreen:#fff;
box-sizing:border-box;padding-top:env(safe-area-inset-top,0px);padding-bottom:env(safe-area-inset-bottom,0px)}
@media (prefers-color-scheme:dark){:root{--bg:#0e1912;--card:#15241b;--ink:#e9f1ec;--mute:#9db0a3;--line:#25372c;--green:#3cc47f;--green-d:#0f2a1b;--gold:#e2a630;--maroon:#e58a92;--soft:#1a2b21;--onGreen:#0e1912}}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
*,*::before,*::after{box-sizing:inherit}
body{margin:0;background:var(--bg);color:var(--ink);font:400 18px/1.65 "Source Sans 3",system-ui,-apple-system,"Segoe UI",sans-serif;-webkit-text-size-adjust:100%}
h1,h2,h3{font-family:Oswald,"Arial Narrow",Impact,sans-serif;font-weight:600;line-height:1.15;letter-spacing:.01em;margin:0 0 .5em}
a{color:var(--green);text-underline-offset:3px}a:hover{color:var(--maroon)}
img{max-width:100%;height:auto}
:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
.wrap{max-width:1080px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:12px;top:12px;background:#fff;color:#000;padding:8px 12px;z-index:9}
/* header */
.top{background:var(--card);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;align-items:center;gap:18px;padding-top:10px;padding-bottom:10px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none;color:var(--ink);font:600 24px/1 Oswald,sans-serif;margin-right:auto}
.brand img{width:52px;height:auto}
.brand:hover{color:var(--ink)}
.menu{display:flex;flex-wrap:wrap;gap:2px;list-style:none;margin:0;padding:0}
.menu a{display:block;padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--ink);font-weight:600;font-size:17px}
.menu a:hover{background:var(--soft);color:var(--ink)}
.menu a[aria-current=page]{background:var(--green);color:var(--onGreen)}
.burger{display:none;border:2px solid var(--ink);background:none;color:var(--ink);border-radius:8px;padding:6px 12px;font:600 16px "Source Sans 3",sans-serif;cursor:pointer}
@media(max-width:860px){.burger{display:block}.top .wrap{flex-wrap:wrap}.menu{display:none;width:100%;flex-direction:column}.menu.open{display:flex}}
/* page heads */
.pagehead{background:var(--green-d);color:#fff;padding:30px 0 26px}
.pagehead h1{font-size:clamp(32px,5vw,50px);margin:6px 0 0;color:#fff}
.crumb{margin:0;font-size:15px;color:#cfe3d6}.crumb a{color:#cfe3d6}
main{padding:34px 0 56px}
.prose{max-width:820px;margin-inline:auto}
.prose.wide{max-width:none}
.pagehead.narrow .wrap>*{max-width:820px;margin-inline:auto}
.prose h2{font-size:30px;margin-top:1.6em}.prose h3{font-size:23px;margin-top:1.4em}
.prose p{margin:0 0 1em}
.lead{font-weight:700}.sub{font:600 26px Oswald,sans-serif;color:var(--maroon);margin-top:1.4em}
.center{text-align:center}
.prose img{border-radius:8px}
.table-wrap{overflow-x:auto;margin:1em 0}
table{border-collapse:collapse;width:100%;background:var(--card)}
th,td{border:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
tr:first-child td:only-child,tr:first-child td{background:var(--soft);font-weight:700}
tr:nth-child(even) td{background:color-mix(in srgb,var(--soft) 45%,transparent)}
td p{margin:0}
.skill-row,div:has(>.skill-label),.step{display:grid;grid-template-columns:1fr;gap:6px 24px;padding:16px 18px;margin:0;border:1px solid var(--line);border-top:0;background:var(--card)}
.skill-row:first-of-type,div:has(>.skill-label):first-of-type{border-top:1px solid var(--line)}
.skill-label{font:600 22px Oswald,sans-serif;color:var(--green)}
@media(min-width:720px){.skill-row,div:has(>.skill-label){grid-template-columns:200px 1fr}.step{grid-template-columns:minmax(0,300px) 1fr;align-items:center}}
.step{border-top:1px solid var(--line);margin-top:14px;border-radius:10px}
.callout{background:var(--card);border:2px solid var(--green);border-radius:12px;padding:16px 20px;margin:0 0 1.2em}
.callout.gold{border-color:var(--gold)}
.split{display:grid;gap:20px;margin-bottom:1.6em}
@media(min-width:760px){.split{grid-template-columns:1fr 1fr}}
.video{position:relative;aspect-ratio:16/9;margin:1.2em 0}.video iframe{position:absolute;inset:0;width:100%;height:100%;border:0;border-radius:10px}
/* buttons */
.btn{display:inline-block;background:var(--green);color:var(--onGreen);padding:11px 22px;border-radius:999px;font-weight:700;text-decoration:none;border:2px solid var(--green);cursor:pointer;font-size:17px;font-family:inherit}
.btn:hover{background:var(--green-d);color:#fff;border-color:var(--green-d)}
.btn.alt{background:transparent;color:var(--green)}.btn.alt:hover{background:var(--soft);color:var(--green-d)}
.btn.gold{background:var(--gold);border-color:var(--gold);color:#1b1200}.btn.gold:hover{background:#e0a02a;border-color:#e0a02a;color:#1b1200}
.row{display:flex;flex-wrap:wrap;gap:12px;margin:22px 0 0}
/* home */
.hero{background:var(--green-d);color:#fff}
.hero .wrap{display:grid;gap:28px;padding-top:44px;padding-bottom:44px;align-items:center}
@media(min-width:860px){.hero .wrap{grid-template-columns:1.1fr .9fr}}
.hero h1{font-size:clamp(36px,6vw,62px);margin:0 0 14px;color:#fff}
.hero p{font-size:20px;max-width:34em;color:#e3efe7;margin:0}
.hero img{width:100%;aspect-ratio:3/2;object-fit:cover;border-radius:14px;display:block}
.hero .btn.alt{color:#fff;border-color:#fff}.hero .btn.alt:hover{background:rgba(255,255,255,.14);color:#fff}
.notice{background:var(--soft);border-bottom:1px solid var(--line);font-size:16px}
.notice .wrap{display:flex;flex-wrap:wrap;gap:6px 24px;padding-top:10px;padding-bottom:10px}
.tiles{display:grid;gap:18px;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));margin:0 0 44px;padding:0;list-style:none}
.tile,.dcard{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden;display:flex;flex-direction:column;text-decoration:none;color:var(--ink)}
.tile:hover,.dcard:hover{border-color:var(--green);color:var(--ink);box-shadow:0 0 0 2px var(--green)}
.tile img{width:100%;aspect-ratio:16/10;object-fit:cover;display:block}
.tile div,.dcard div{padding:12px 16px 16px}
.tile h3,.dcard h3{font-size:22px;margin:0 0 4px}
.tile p,.dcard p{margin:0;color:var(--mute);font-size:16px;line-height:1.45}
.two{display:grid;gap:30px;margin-bottom:44px}
@media(min-width:860px){.two{grid-template-columns:1.5fr 1fr}}
.sec h2{font-size:34px}
.tools{display:grid;gap:14px;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));margin:0 0 30px}
.tools a{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px 10px;text-align:center;background:var(--card);border:1px solid var(--line);border-radius:12px;text-decoration:none;font-weight:600;color:var(--ink);font-size:16px}
.tools a:hover{border-color:var(--green)}.tools img{width:64px;height:64px;object-fit:contain}
.orgs{display:flex;flex-wrap:wrap;justify-content:space-evenly;gap:22px;align-items:center;margin:10px 0 0}.orgs img{height:46px;width:auto;border-radius:0}
.links-list{margin:0;padding:0;list-style:none}.links-list li{padding:6px 0;border-bottom:1px solid var(--line)}
/* drills */
.cat{font-size:32px;margin:36px 0 14px}
.dgrid{display:grid;gap:16px;grid-template-columns:repeat(auto-fill,minmax(220px,1fr))}
.dcard img{width:100%;aspect-ratio:1/1;object-fit:contain;background:#fff;border-bottom:1px solid var(--line);display:block;border-radius:0}
.badge{display:inline-block;background:var(--gold);color:#1b1200;font:700 13px "Source Sans 3",sans-serif;padding:1px 8px;border-radius:999px;margin-left:6px;vertical-align:middle}
.figs{display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin:0 0 26px}
.figs img{width:100%;background:#fff;border:1px solid var(--line);border-radius:10px}
.drill{display:grid;gap:30px}@media(min-width:860px){.drill{grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.drill.one{grid-template-columns:minmax(0,420px) 1fr}}
.pn{display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;margin-top:34px;padding-top:20px;border-top:1px solid var(--line)}
/* form */
.form{display:grid;gap:16px;max-width:560px}
.form label{font-weight:700;display:block;margin-bottom:4px}
.form input,.form select,.form textarea{width:100%;font:inherit;color:inherit;background:var(--card);border:2px solid var(--line);border-radius:10px;padding:10px 12px}
.form input:focus,.form select:focus,.form textarea:focus{border-color:var(--green);outline:0}
.form small{color:var(--mute)}
.form .pin{display:flex;gap:14px;align-items:center;flex-wrap:wrap}.form .pin img{border-radius:8px;max-height:110px}
/* footer */
.foot{background:var(--green-d);color:#d3e5da;padding:34px 0 40px;font-size:16px}
.foot a{color:#fff}
.foot .wrap{text-align:center}
.foot ul{display:flex;flex-wrap:wrap;justify-content:space-evenly;gap:8px 20px;list-style:none;margin:0 0 22px;padding:0}
.foot .share{margin:0 0 14px}.foot .share a{margin:0 10px}
.foot p{margin:0 0 6px}
@media print{.top,.foot,.notice,.no-print,.pagehead .crumb{display:none!important}.pagehead{background:none;color:#000;padding:0}.pagehead h1{color:#000}body{background:#fff;color:#000;font-size:14pt}}
.prose iframe{display:block;width:100%;aspect-ratio:16/9;height:auto;border:0;border-radius:10px;margin:1.2em 0}
.video iframe{aspect-ratio:auto}
.callout img{display:block;margin:0 auto}
.ytf{position:absolute;inset:0;display:block;background:#000;border-radius:10px;overflow:hidden}
.ytf img{width:100%;height:100%;object-fit:cover;opacity:.88;border-radius:0}
.ytf .play{position:absolute;left:50%;top:50%;width:76px;height:54px;margin:-27px 0 0 -38px;background:#d00;border-radius:14px}
.ytf .play::after{content:"";position:absolute;left:31px;top:15px;border-left:20px solid #fff;border-top:12px solid transparent;border-bottom:12px solid transparent}
.ytlink{margin:-.4em 0 1.4em;font-size:16px}