:root{
--bg-canvas:#eef7f2;--bg-band:#dcefe4;--bg-surface:rgba(255,255,255,.7);--bg-surface-hover:rgba(255,255,255,.88);
--text-primary:#1f2937;--text-muted:#4b5563;--accent-primary:#14532d;--accent-secondary:#3f7d58;--border-subtle:rgba(20,83,45,.18);
--ease-kinetic:cubic-bezier(0.16,1,0.3,1);--shadow-elevation:0 12px 32px -4px rgba(20,83,45,.18);--glow-accent:0 0 24px -8px rgba(20,83,45,.45);
--glass-backdrop:blur(16px) saturate(140%);--radius:4px;--serif:Georgia,'Times New Roman',serif;--sans:system-ui,-apple-system,'Segoe UI',Roboto,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg-canvas);color:var(--text-primary);font-family:var(--sans);line-height:1.65;font-size:1.0625rem;overflow-wrap:anywhere;hyphens:auto}
.frame{margin:28px;border:1px solid var(--accent-primary);background:var(--bg-canvas);min-height:calc(100vh - 56px)}
h1,h2,h3,h4{font-family:var(--serif);color:var(--accent-primary);line-height:1.2;overflow-wrap:anywhere;hyphens:auto;margin:0 0 .6em}
h1{font-size:clamp(2rem,4.4vw,3.1rem)}h2{font-size:clamp(1.55rem,3vw,2.15rem)}h3{font-size:1.25rem}
p{margin:0 0 1em}a{color:var(--accent-primary);text-underline-offset:3px}a:hover{color:var(--accent-secondary)}
img{max-width:100%;display:block;border-radius:var(--radius)}
:focus-visible{outline:3px solid var(--accent-secondary);outline-offset:3px}
.skip{position:absolute;left:-999px;top:0;background:#fff;padding:.5rem 1rem}.skip:focus{left:40px;top:40px;z-index:99}
.wrap{max-width:1100px;margin:0 auto;padding:0 24px}
.band{padding:72px 0;background:var(--bg-canvas)}.band.alt{background:var(--bg-band)}
.prose{max-width:68ch;margin:0 auto}
.eyebrow{font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-secondary);font-weight:600;margin-bottom:.5rem;display:block}
.lede{font-size:1.15rem;color:var(--text-muted)}
/* header */
.site-header{position:relative;background:var(--bg-canvas);border-bottom:1px solid var(--border-subtle)}
.hdr{display:grid;grid-template-columns:auto 1fr auto 1fr;align-items:center;gap:20px;padding:18px 24px;max-width:1100px;margin:0 auto}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-family:var(--serif);font-size:1.2rem;color:var(--accent-primary);font-weight:700;justify-self:start}
.brand-mark{width:34px;height:34px;border-radius:50%;background:var(--accent-primary);color:#fff;display:grid;place-items:center;font-size:.95rem}
.nav-group{display:flex;gap:6px;list-style:none;margin:0;padding:0;align-items:center}
.nav-left{justify-content:flex-end}.nav-right{justify-content:flex-start}
.site-nav{display:contents}
.nav-group a,.dd-toggle{display:inline-block;padding:8px 12px;text-decoration:none;color:var(--text-primary);font:inherit;font-size:.98rem;background:none;border:0;border-radius:999px;cursor:pointer;transition:background .3s var(--ease-kinetic)}
.nav-group a:hover,.dd-toggle:hover,.nav-group a[aria-current]{background:var(--bg-band);color:var(--accent-primary)}
.leaf{width:30px;height:30px;color:var(--accent-primary)}
.dd{position:relative}
.dd-menu{position:absolute;top:110%;left:0;min-width:230px;list-style:none;margin:0;padding:8px;background:var(--bg-surface-hover);backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop);border:1px solid var(--border-subtle);border-radius:var(--radius);box-shadow:var(--shadow-elevation);opacity:0;visibility:hidden;transform:translateY(-6px);transition:all .3s var(--ease-kinetic);z-index:20}
.dd.open .dd-menu,.dd:hover .dd-menu{opacity:1;visibility:visible;transform:none}
.dd-menu a{display:block;border-radius:var(--radius)}
.menu-toggle{display:none;background:var(--accent-primary);color:#fff;border:0;width:42px;height:42px;border-radius:50%;font-size:1.4rem;cursor:pointer;justify-self:end}
/* buttons */
.btn{display:inline-block;background:var(--accent-primary);color:#fff;border:0;border-radius:999px;padding:12px 26px;font:600 1rem var(--sans);text-decoration:none;cursor:pointer;transition:transform .35s var(--ease-kinetic),box-shadow .35s var(--ease-kinetic)}
.btn:hover{color:#fff;transform:translateY(-3px);box-shadow:var(--shadow-elevation),var(--glow-accent)}
.btn.ghost{background:transparent;color:var(--accent-primary);box-shadow:inset 0 0 0 1px var(--accent-primary)}
/* hero */
.hero{position:relative;padding:40px 0 72px}
.hero-media{position:relative}
.hero-media img{width:100%;aspect-ratio:16/9;object-fit:cover}
.hero-card{position:absolute;right:24px;bottom:-40px;max-width:360px;padding:22px 24px;background:var(--bg-surface);backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop);border:1px solid var(--border-subtle);border-radius:var(--radius);box-shadow:var(--shadow-elevation)}
.hero-card h2{font-size:1.1rem;margin-bottom:.5rem}
.facts{list-style:none;margin:0;padding:0}.facts li{padding:8px 0 8px 28px;border-top:1px solid var(--border-subtle);position:relative;font-size:.97rem}
.facts li::before{content:"";position:absolute;left:4px;top:15px;width:12px;height:12px;border-radius:50%;border:3px solid var(--accent-primary)}
.hero-text{margin-top:70px;max-width:720px}
.orb{position:absolute;border-radius:50%;filter:blur(60px);opacity:.45;z-index:0;pointer-events:none;animation:drift 14s ease-in-out infinite}
.orb.o1{width:260px;height:260px;background:#a7d7b8;top:-40px;left:-60px}.orb.o2{width:200px;height:200px;background:#cbe8d5;bottom:0;right:10%;animation-delay:-6s}
@keyframes drift{50%{transform:translate(30px,20px)}}
.hero>*{position:relative;z-index:1}
/* cards */
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:24px}
.card{background:var(--bg-surface);backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:22px;transition:transform .45s var(--ease-kinetic),box-shadow .45s var(--ease-kinetic),background .3s}
.card:hover{transform:translateY(-5px) scale(1.015);box-shadow:var(--shadow-elevation),var(--glow-accent);background:var(--bg-surface-hover)}
.card img{width:100%;aspect-ratio:4/3;object-fit:cover;margin-bottom:16px}
.route-meta{display:flex;flex-wrap:wrap;gap:8px;margin:.4rem 0 .8rem;font-size:.85rem}
.route-meta span{background:var(--bg-band);color:var(--accent-primary);padding:3px 10px;border-radius:999px}
.card .more{font-weight:600}
/* entities */
.entities{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px;margin:0}
.entities div{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:20px;backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop)}
.entities dt{font-family:var(--serif);color:var(--accent-primary);font-size:1.15rem;margin-bottom:8px}
.entities dd{margin:0 0 6px;font-size:.96rem;color:var(--text-muted)}.entities dd strong{color:var(--text-primary)}
/* faq */
details{background:var(--bg-surface);border:1px solid var(--border-subtle);border-radius:var(--radius);margin-bottom:12px;backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop)}
summary{cursor:pointer;padding:16px 20px;font-family:var(--serif);font-size:1.1rem;color:var(--accent-primary);list-style:none;position:relative;padding-right:44px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";position:absolute;right:20px;top:12px;font-size:1.4rem}
details[open] summary::after{content:"–"}
details .ans{padding:0 20px 16px}
/* split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.split img{width:100%;aspect-ratio:4/3;object-fit:cover}
/* topic */
.banner img{width:100%;aspect-ratio:16/9;object-fit:cover}
.trail-note{background:var(--bg-surface);border-left:4px solid var(--accent-primary);border-radius:var(--radius);padding:18px 22px;margin:1.5em 0;backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop)}
.trail-note h2,.trail-note h3{font-size:1.1rem;margin-bottom:.4rem}
.pager{display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:2rem}
.page-head{padding:56px 0 24px}
table{border-collapse:collapse;width:100%;min-width:480px;background:var(--bg-surface)}th,td{border:1px solid var(--border-subtle);padding:10px 12px;text-align:left}th{background:var(--bg-band);font-family:var(--serif);color:var(--accent-primary)}
/* contact */
.tool{max-width:680px;margin:0 auto}
.field{margin-bottom:16px}.field label{display:block;font-weight:600;margin-bottom:6px}
input,select,textarea{width:100%;font:inherit;padding:11px 13px;border:1px solid var(--border-subtle);border-radius:var(--radius);background:#fff;color:var(--text-primary)}
textarea{min-height:150px;resize:vertical}
.preview{white-space:pre-wrap;background:#fff;border:1px dashed var(--accent-primary);border-radius:var(--radius);padding:16px;font-family:ui-monospace,Menlo,Consolas,monospace;font-size:.92rem;margin:0 0 16px}
.actions{display:flex;flex-wrap:wrap;gap:10px}
.status{min-height:1.5em;color:var(--accent-primary);font-weight:600;margin-top:12px}
.err{color:#9f1d1d;font-size:.9rem}
.steps{display:flex;gap:10px;margin-bottom:18px;font-size:.88rem}.steps span{padding:4px 12px;border-radius:999px;background:var(--bg-band)}.steps span.on{background:var(--accent-primary);color:#fff}
[hidden]{display:none!important}
/* footer */
.site-footer{background:var(--bg-band);border-top:1px solid var(--border-subtle);padding:56px 0 24px;font-size:.95rem}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:28px}
.site-footer h2{font-size:1.05rem}.site-footer ul{list-style:none;margin:0;padding:0}.site-footer li{margin-bottom:6px}
.site-footer p{color:var(--text-muted)}
.copy{border-top:1px solid var(--border-subtle);margin-top:32px;padding-top:18px;color:var(--text-muted);font-size:.88rem}
/* reveal */
.js .reveal{opacity:0;transform:translateY(24px)}
.js .reveal.reveal-visible{opacity:1;transform:translateY(0);transition:all .7s var(--ease-kinetic)}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}.js .reveal{opacity:1;transform:none}}
@media (max-width:1024px){.fgrid{grid-template-columns:1fr 1fr}}
@media (max-width:768px){
.frame{margin:12px}
.hdr{grid-template-columns:1fr auto;padding:14px 18px}
.menu-toggle{display:block}.leaf{display:none}
.site-nav{display:none;grid-column:1/-1;flex-direction:column;gap:4px;background:var(--bg-surface-hover);backdrop-filter:var(--glass-backdrop);-webkit-backdrop-filter:var(--glass-backdrop);border:1px solid var(--border-subtle);border-radius:var(--radius);padding:12px;animation:slide .35s var(--ease-kinetic)}
.site-nav.open{display:flex}
.nav-group{flex-direction:column;align-items:stretch}.nav-group a,.dd-toggle{display:block;width:100%;text-align:left}
.dd-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;display:none;border:0;background:transparent;padding:0 0 0 14px}
.dd.open .dd-menu{display:block}.dd:hover .dd-menu{display:none}.dd.open:hover .dd-menu{display:block}
.split{grid-template-columns:1fr}
.hero-card{position:relative;right:auto;bottom:auto;margin:-40px 16px 0;max-width:none}
.hero-text{margin-top:36px}
.band{padding:52px 0}
}
@keyframes slide{from{opacity:0;transform:translateY(-10px)}}
@media (max-width:480px){.fgrid{grid-template-columns:1fr}.frame{margin:8px}.wrap{padding:0 16px}body{font-size:1rem}}