*{box-sizing:border-box}body{margin:0;font:17px/1.6 system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:#1d2733;background:#fbfaf7}
a{color:#0d5c7a}header{background:#0f3b4f;color:#fff;padding:14px 20px;display:flex;flex-wrap:wrap;gap:10px;justify-content:space-between;align-items:center}
.brand{color:#fff;text-decoration:none;font-weight:700;font-size:1.3rem}.brand span{display:block;font-weight:400;font-size:.85rem;opacity:.85}
nav{display:flex;flex-wrap:wrap;gap:4px 16px}nav a{color:#fff;text-decoration:none;font-size:.95rem}nav a[aria-current]{border-bottom:2px solid #f0b54a}
main{max-width:860px;margin:0 auto;padding:24px 20px}img{max-width:100%;height:auto;border-radius:8px}
.hero{display:grid;gap:20px}.hero img{width:100%;object-fit:cover}@media(min-width:760px){.hero{grid-template-columns:1fr 1fr;align-items:center}}
h1{line-height:1.2;color:#0f3b4f}h2{color:#0f3b4f;margin-top:2em}.lead{font-size:1.15rem}
.btn{display:inline-block;background:#0f3b4f;color:#fff;padding:10px 18px;border-radius:6px;text-decoration:none;margin:4px 6px 4px 0}.btn.alt{background:#f0b54a;color:#1d2733}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-top:2em}.cards a{background:#fff;border:1px solid #e3e0d8;border-radius:8px;padding:12px;text-decoration:none}.cards h3{font-size:1rem;margin:0}
.item{background:#fff;border-left:4px solid #f0b54a;padding:10px 16px;margin:12px 0;border-radius:4px}.why{font-weight:600;margin:0 0 4px}.item p{margin:0}
blockquote{font-size:1.2rem;font-style:italic;border-left:4px solid #0f3b4f;margin:20px 0;padding-left:16px}.wide{display:block;width:100%;height:auto;margin:auto}@media (min-width:600px){.wide{width:auto;max-width:100%;max-height:min(80vh,680px)}}
.three{display:grid;gap:12px}@media(min-width:700px){.three{grid-template-columns:repeat(3,1fr)}}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;margin-top:2em}.gallery img{aspect-ratio:1;object-fit:cover;object-position:center 20%;width:100%}
.links li{margin:8px 0}.big{font-size:1.3rem}.small{font-size:.85rem;opacity:.8}
footer{background:#0f3b4f;color:#dfe8ec;text-align:center;padding:20px;margin-top:40px}footer a{color:#fff}


nav a{display:inline-flex;align-items:center;min-height:44px;padding:10px 4px;box-sizing:border-box}
footer a{display:inline-flex;align-items:center;min-height:44px;padding:8px 4px;box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:64px}
.toc{background:#faf8f3;border-bottom:1px solid #e3e0d8;margin:16px 0 24px;padding:6px 0}
.toc .toc-title{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:#5b6b73;margin:0 0 4px}
.toc ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px 8px}
.toc a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border:1px solid #cfd8dc;border-radius:999px;background:#fff;color:#0f3b4f;text-decoration:none;font-size:.9rem;white-space:nowrap}
.toc a:hover{border-color:#0f3b4f}
.totop{text-align:right;margin:8px 0 0}.totop a{display:inline-flex;align-items:center;min-height:44px;padding:0 4px;font-size:.9rem}
@media (min-width:900px){.toc{position:sticky;top:0;z-index:5;padding:8px 0}.toc .toc-title{display:none}.toc ol{flex-wrap:nowrap;overflow-x:auto}.toc a{min-height:36px;padding:0 12px;font-size:.85rem}}

body{min-height:100vh;display:flex;flex-direction:column}main{flex:1 0 auto;width:100%;box-sizing:border-box}

.hero img{aspect-ratio:1;object-position:center 30%}@media (min-width:960px){.hero{width:min(1100px,calc(100vw - 40px));margin-left:50%;transform:translateX(-50%);grid-template-columns:5fr 6fr;gap:40px}}

@media (max-width:480px){.btn{display:flex;justify-content:center;align-items:center;min-height:48px;width:100%;box-sizing:border-box;margin:8px 0}}

.skip{position:absolute;left:8px;top:-100px;z-index:100;background:#fff;color:#000;padding:12px 16px;border-radius:6px;font-weight:700}.skip:focus{top:8px}main:focus{outline:none}
.note{font-size:1rem}
@media (max-width:420px){nav{gap:0 10px}nav a{padding:10px 2px}}
@media (max-width:899px){.toc{flex-wrap:wrap}.toc .toc-title{flex:1 0 100%}.toc ol{flex:1 1 100%;width:100%;display:grid;grid-template-columns:1fr 1fr;gap:8px}.toc li:last-child:nth-child(odd){grid-column:1/-1}.toc ol a{display:flex;justify-content:center;width:100%;box-sizing:border-box;min-height:48px;padding:0 8px;text-align:center;white-space:normal;line-height:1.2}}
.tocbar{position:fixed;top:0;left:0;right:0;z-index:20;background:#faf8f3;box-shadow:0 2px 6px rgba(0,0,0,.15);transform:translateY(-110%);transition:transform .2s;visibility:hidden}
.tocbar.show{transform:none;visibility:visible}
.tocbar ol{list-style:none;margin:0;padding:6px 12px;display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;height:48px;box-sizing:border-box;align-items:center}
.tocbar ol::-webkit-scrollbar{display:none}
.tocbar a{display:inline-flex;align-items:center;min-height:36px;padding:0 12px;border:1px solid #cfd8dc;border-radius:999px;background:#fff;color:#0f3b4f;text-decoration:none;font-size:14px;white-space:nowrap}
.tocbar a[aria-current]{background:#0f3b4f;color:#fff;border-color:#0f3b4f}
@media (min-width:900px){.tocbar{display:none}}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.tocbar{transition:none}}

.who{list-style:none;padding:0;margin:0 0 1.5em;display:grid;gap:10px}.who li{border:1px solid #e3e0d8;border-radius:8px;background:#fff;padding:12px 14px;display:grid;gap:4px;overflow-wrap:anywhere}.who strong{font-size:1rem}.who a{display:flex;align-items:center;min-height:44px;width:fit-content;max-width:100%}.who li{gap:2px}.checked{margin-top:2em}
@media (min-width:900px){header{flex-wrap:nowrap;padding:14px max(20px,calc((100% - 1200px)/2))}header .brand{flex:0 1 auto;min-width:0}header nav{flex-wrap:nowrap;flex:0 0 auto;gap:0 clamp(6px,1.2vw,16px)}}html{overflow-x:hidden}
@media (max-width:380px){header nav{gap:0 6px;flex-wrap:nowrap}header nav a{font-size:.88rem;padding:10px 1px}}
/* warm tweaks */
body{background:#fbfaf7}
.hero img{border-radius:16px;box-shadow:0 10px 28px rgba(15,59,79,.18)}
h1{font-size:clamp(2.1rem,5vw,2.8rem);letter-spacing:-.01em;margin-bottom:.2em}h1::after{content:"";display:block;width:56px;height:4px;border-radius:2px;background:#f0b54a;margin-top:12px}
h2{letter-spacing:-.005em}main section+section{margin-top:8px}
.btn{border-radius:999px;padding:12px 22px;font-weight:600;transition:transform .15s,box-shadow .15s,background .15s}.btn:hover{background:#174f69;box-shadow:0 4px 12px rgba(15,59,79,.25);transform:translateY(-1px)}.btn.alt:hover{background:#f4c36a}
a:focus-visible,.btn:focus-visible{outline:3px solid #f0b54a;outline-offset:3px;border-radius:6px}
.hero+section{background:#f3efe8;border-radius:16px;padding:4px 24px 20px;margin-top:32px}.hero+section h2{margin-top:1.2em}
.cards a{border-radius:12px;border-left:4px solid #f0b54a;padding:16px;color:#0f3b4f;box-shadow:0 1px 3px rgba(0,0,0,.05);transition:transform .15s,box-shadow .15s}.cards a:hover{transform:translateY(-2px);box-shadow:0 6px 16px rgba(15,59,79,.14)}
@media (prefers-reduced-motion:reduce){.btn,.cards a{transition:none}.btn:hover,.cards a:hover{transform:none}}
.toc a,.tocbar a{font-weight:500;border-color:#7f97a3}
:focus-visible{outline:3px solid #f0b54a;outline-offset:3px}
@media (min-width:900px){header{position:sticky;top:0;z-index:30;box-shadow:0 2px 8px rgba(0,0,0,.12)}.toc{top:var(--hdr,72px)}}
/* nav1: in-page section nav */
@media (min-width:900px){html{scroll-padding-top:calc(var(--hdr,71px) + 80px)}.toc{top:var(--hdr,71px);z-index:25;background:#fbfaf7;padding:12px 0;margin:0 0 24px;box-shadow:0 6px 8px -6px rgba(0,0,0,.12)}.toc ol{flex-wrap:wrap;overflow:visible}}
.toc a[aria-current],.tocbar a[aria-current]{background:#0f3b4f;color:#fff;border-color:#0f3b4f;font-weight:600}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}