/* Seven Havens Guide — reference: design/refs/amie (narrow long page, 3-layer 6% shadow, FAQ) and design/refs/aboard (one brand colour, soft tinted panels). Light content site per DESIGN.md §2.1 / §7. */
:root{
  --bg:#FFFFFF; --bg-subtle:#F7F8FA; --surface:#FFFFFF;
  --text:#171717; --text-2:#5C5C5C; --text-3:#8A8A8A; --line:rgba(0,0,0,.08);
  --brand:#1F7A4D; --brand-soft:#E3F3EA; --brand-ink:#145236;
  --ok:#16A34A; --warn:#F59E0B;
  --shadow-card:0 0 0 1px rgba(0,0,0,.06),0 1px 1px -.5px rgba(0,0,0,.06),0 3px 3px -1.5px rgba(0,0,0,.06);
  --r:12px; --r-lg:20px;
  --serif:"Fraunces",Georgia,serif; --sans:"Inter",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif; --mono:"IBM Plex Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.7 var(--sans);}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
em{font-style:italic}
.mono{font-family:var(--mono);font-size:13px}
.muted{color:var(--text-3)}
.label{font:500 11px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-3);margin-bottom:8px}

/* top */
.top{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:saturate(1.2) blur(8px);border-bottom:1px solid var(--line)}
.top-in{max-width:1760px;margin:0 auto;padding:0 24px;height:60px;display:flex;align-items:center;gap:24px}
.logo{display:inline-flex;align-items:center;gap:10px;font:600 17px/1 var(--sans);color:var(--text);letter-spacing:-.01em;white-space:nowrap}
.logo-mark{width:22px;height:22px;border-radius:50%;background:conic-gradient(from 200deg,var(--brand) 0 25%,#8BC9A8 0 50%,var(--brand-ink) 0 75%,#C9E8D6 0);display:inline-block}
.logo-sub{font:500 11px/1 var(--mono);letter-spacing:.08em;text-transform:uppercase;color:var(--text-3);margin-left:2px}
.nav{display:flex;gap:4px;margin-left:8px;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{padding:8px 12px;border-radius:999px;color:var(--text-2);font-weight:500;font-size:14px;white-space:nowrap}
.nav a:hover{background:var(--bg-subtle);text-decoration:none;color:var(--text)}
.nav a[aria-current]{background:var(--brand-soft);color:var(--brand-ink)}
.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--brand);color:#fff;font-weight:600;border-radius:var(--r);height:48px;padding:0 24px;white-space:nowrap}
.btn:hover{background:var(--brand-ink);text-decoration:none}
.btn-sm{height:36px;padding:0 16px;font-size:14px;margin-left:auto;border-radius:8px}

/* layout */
.layout{max-width:1760px;margin:0 auto;padding:40px 24px 80px;display:grid;grid-template-columns:minmax(0,760px);justify-content:center;gap:48px}
.main{min-width:0}
.rail{display:none}
.rail-box{background:var(--surface);box-shadow:var(--shadow-card);border-radius:var(--r);padding:20px}
.rail-box+.rail-box{margin-top:16px}
.toc,.rel,.plain{list-style:none;margin:0;padding:0}
.toc li+li,.rel li+li{margin-top:6px}
.toc a,.rel a{color:var(--text-2);font-size:14px}
.toc a:hover,.rel a:hover{color:var(--brand)}
.plain li{padding:8px 0;border-bottom:1px solid var(--line)}
.plain li:last-child{border-bottom:0}
@media (min-width:1200px){
  .layout{grid-template-columns:280px minmax(0,760px);justify-content:center}
  .rail-l{display:block}
  .rail-l .rail-box{position:sticky;top:84px}
}
@media (min-width:1600px){
  .layout{grid-template-columns:280px minmax(0,760px) 320px}
  .rail-r{display:block}
  .rail-r .rail-box:first-child{position:sticky;top:84px}
}

/* article */
article h1{font:600 48px/1.08 var(--serif);letter-spacing:-.02em;margin:8px 0 16px;color:var(--text)}
article h1 em{font-style:italic;font-weight:500}
.lede{font-size:19px;line-height:1.55;color:var(--text-2);max-width:720px;margin:0 0 12px}
.meta{font:400 13px/1.5 var(--sans);color:var(--text-3);margin:0 0 32px}
article section{margin:40px 0}
article h2{font:600 30px/1.15 var(--serif);letter-spacing:-.01em;margin:0 0 12px}
article h3{font:600 20px/1.3 var(--sans);margin:28px 0 4px}
article p,article li,article dd{max-width:720px}
article p{margin:0 0 16px}
blockquote{margin:16px 0;padding:16px 20px;border-left:3px solid var(--brand);background:var(--bg-subtle);border-radius:0 var(--r) var(--r) 0;color:var(--text);font-size:17px;max-width:720px}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:20px 0 24px;max-width:720px}
.fact{background:var(--brand-soft);border-radius:var(--r);padding:12px 14px}
.fact-k{font:500 11px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--brand-ink);opacity:.8}
.fact-v{font-weight:600;font-size:15px;color:var(--brand-ink);margin-top:2px}
.tbl{width:100%;border-collapse:collapse;margin:16px 0 20px;font-size:15px;background:var(--surface);box-shadow:var(--shadow-card);border-radius:var(--r);overflow:hidden}
.tbl th{text-align:left;font:500 11px/1.4 var(--mono);letter-spacing:.06em;text-transform:uppercase;color:var(--text-3);padding:12px 14px;background:var(--bg-subtle)}
.tbl td{padding:12px 14px;border-top:1px solid var(--line);vertical-align:top}
.pill{display:inline-block;font:500 11px/1 var(--mono);letter-spacing:.06em;text-transform:uppercase;padding:6px 10px;border-radius:999px}
.pill-ok{background:#DCFCE7;color:#166534}
.pill-soon{background:var(--bg-subtle);color:var(--text-2)}
.qa{margin:0}
.qa dt{font-weight:600;margin-top:16px}
.qa dd{margin:4px 0 0;color:var(--text-2)}
.callout{background:var(--brand-soft);border-radius:var(--r-lg);padding:24px;max-width:720px;margin:20px 0}
.callout .big{font:600 40px/1.1 var(--serif);letter-spacing:-.02em;color:var(--brand-ink);font-variant-numeric:tabular-nums}
.faq{border-top:1px solid var(--line);max-width:720px}
.faq:last-of-type{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;padding:16px 32px 16px 0;font-weight:600;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:4px;top:12px;font-size:22px;color:var(--text-3);font-weight:400}
.faq[open] summary::after{content:"–"}
.faq-a{padding:0 0 16px;color:var(--text-2)}
.faq-a p{margin:0 0 8px}

/* media */
.panel{background:var(--brand-soft);border-radius:var(--r-lg);padding:20px;max-width:720px;margin:16px 0 24px}
.panel .info{display:block;width:100%;height:auto;background:#fff;border-radius:var(--r);padding:12px;box-sizing:border-box}
.panel .info-sq{max-width:480px;margin:0 auto}
.video{margin:16px 0 28px;max-width:720px}
.video-btn{display:block;position:relative;width:100%;padding:0;border:0;background:#000;border-radius:var(--r);overflow:hidden;cursor:pointer;aspect-ratio:16/9;box-shadow:var(--shadow-card)}
.video-btn img{display:block;width:100%;height:100%;object-fit:cover;opacity:.96;transition:transform .3s}
.video-btn:hover img{transform:scale(1.02)}
.video-play{position:absolute;left:50%;top:50%;width:72px;height:72px;margin:-36px 0 0 -36px;border-radius:50%;background:rgba(255,255,255,.94);box-shadow:0 4px 16px rgba(0,0,0,.25)}
.video-play::after{content:"";position:absolute;left:29px;top:22px;border-style:solid;border-width:14px 0 14px 22px;border-color:transparent transparent transparent var(--brand)}
.video iframe{display:block;width:100%;aspect-ratio:16/9;border:0;border-radius:var(--r);background:#000}
.video figcaption{font-size:14px;color:var(--text-2);margin-top:10px}
.video figcaption .label{display:inline;margin:0 8px 0 0}

/* faces & stills */
.face{width:72px;height:72px;border-radius:50%;object-fit:cover;display:block;box-shadow:var(--shadow-card)}
.face-initial{display:flex;align-items:center;justify-content:center;background:var(--brand-soft);color:var(--brand-ink);font:600 24px/1 var(--serif)}
.td-face{width:88px}
.faces{display:flex;gap:16px;flex-wrap:wrap;margin:16px 0 24px;max-width:720px}
.faces figure{margin:0;text-align:center;flex:1 1 100px}
.faces img{width:100%;max-width:160px;aspect-ratio:1;border-radius:50%;object-fit:cover;box-shadow:var(--shadow-card);display:block;margin:0 auto}
.faces figcaption{font-size:13px;color:var(--text-2);margin-top:8px}
.faces-2 figure{flex:0 1 200px}
.faces-5 figure{flex:1 1 90px}
.faces-5 img{max-width:120px}
.still{margin:0 0 16px;max-width:720px}
.still img{width:100%;height:auto;border-radius:var(--r);box-shadow:var(--shadow-card);display:block}
.still figcaption{font-size:13px;color:var(--text-3);margin-top:8px}
.small{font-size:13px}
@media (min-width:768px){.still-right{float:right;width:240px;margin:0 0 16px 24px}}
article section::after{content:"";display:block;clear:both}

/* next drop card */
.drop-when{font:600 28px/1.1 var(--serif);letter-spacing:-.02em;margin-top:4px}
.drop-what{color:var(--text-2);font-size:14px;margin-top:4px}
.drop-count{font:500 22px/1.2 var(--mono);color:var(--brand-ink);margin:12px 0 8px;font-variant-numeric:tabular-nums}
.drop-link{font-size:14px;font-weight:500}

/* footer */
.foot{border-top:1px solid var(--line);background:var(--bg-subtle)}
.foot-in{max-width:1200px;margin:0 auto;padding:48px 24px 32px;display:grid;grid-template-columns:1fr;gap:32px}
.foot-brand p{color:var(--text-2);font-size:14px;max-width:480px;margin:12px 0 0}
.foot-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.foot-cols ul{list-style:none;margin:0;padding:0}
.foot-cols li{margin:6px 0;font-size:14px}
.foot-cols a{color:var(--text-2)}
.foot-base{grid-column:1/-1;font-size:13px;color:var(--text-3);border-top:1px solid var(--line);padding-top:16px}
@media (min-width:900px){.foot-in{grid-template-columns:1.2fr 2fr}}

/* mobile */
@media (max-width:767px){
  .top-in{padding:0 16px;gap:12px}
  .btn-sm{display:none}
  .layout{padding:24px 16px 56px;gap:24px}
  article h1{font-size:34px}
  article h2{font-size:25px}
  .lede{font-size:17px}
  .facts{grid-template-columns:repeat(2,1fr)}
  .tbl{font-size:14px;display:block;overflow-x:auto}
  .foot-cols{grid-template-columns:1fr 1fr}
  .callout .big{font-size:30px}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important}}