.mast{border-bottom:3px double var(--ink);background:var(--bg)}
.mast-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--ink);font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;padding:.25rem 0}
.brand{display:block;text-align:center;font:900 clamp(2.4rem,8vw,5rem)/1 var(--fh);text-decoration:none;padding:.6rem 0 .3rem;letter-spacing:-.02em}
.brand em{color:var(--accent);font-weight:400}
.brand.sm{font-size:2rem;text-align:left}
.mnav{display:flex;justify-content:center;gap:.2rem 1.4rem;flex-wrap:wrap;border-top:1px solid var(--ink);padding:.15rem 0;font-weight:600;text-transform:uppercase;font-size:.85rem;letter-spacing:.08em}
.mnav a{text-decoration:none;padding:.6rem .2rem}.mnav a:hover{color:var(--accent)}
@media(max-width:600px){.mnav a:nth-child(n+4){display:none}}
.front{display:grid;gap:1.5rem;padding:2rem 0 3rem;border-bottom:1px solid var(--ink)}
.front-img img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:sepia(.08)}
.kicker{font-weight:700;text-transform:uppercase;letter-spacing:.14em;color:var(--accent);font-size:.8rem;border-top:3px solid var(--accent);display:inline-block;padding-top:.3rem}
.front h1{font-size:clamp(2.1rem,5vw,3.6rem);font-weight:800;font-style:italic}
.cta{display:flex;flex-wrap:wrap;gap:.6rem;margin:1.25rem 0}
.hstrip{display:flex;gap:.4rem;align-items:center;flex-wrap:wrap;border-top:1px solid var(--ink);border-bottom:1px solid var(--ink);padding:.6rem 0;font-size:.95rem}
@media(min-width:900px){.front{grid-template-columns:1.4fr 1fr;align-items:center;gap:3rem}}
.md-sec{background:var(--olive);padding:3.5rem 0;color:#fff}
.md{display:grid;gap:2.5rem}@media(min-width:900px){.md{grid-template-columns:1.3fr 1fr;align-items:center}}
.board{background:#23271d;color:#f1eee4;padding:2rem;border:12px solid #6d4b2e;border-radius:4px;box-shadow:inset 0 0 60px rgba(0,0,0,.5),0 10px 30px rgba(0,0,0,.3);font-family:var(--fh)}
.board-k{text-transform:uppercase;letter-spacing:.2em;font:600 .85rem var(--fb);margin:0}
.board-p{font-size:clamp(3rem,10vw,5rem);margin:.2rem 0;color:#f5d98b}
.board-inc{font-family:var(--fb);margin-bottom:1.5rem}
.board-cols{display:grid;gap:1.25rem}@media(min-width:600px){.board-cols{grid-template-columns:repeat(3,1fr)}}
.board h3{font-size:1.2rem;border-bottom:1px dashed #9a9a8a;padding-bottom:.3rem;color:#f5d98b}
.board ul{list-style:none;padding:0;margin:0;font-style:italic;line-height:1.45}.board li{margin-bottom:.5rem}
.board-n{font:400 .9rem var(--fb);margin:1.25rem 0 0;color:#d8d5ca}
.md-side h2{font-size:clamp(1.8rem,4vw,2.6rem)}.md-side img{margin-top:1rem;aspect-ratio:3/2;object-fit:cover;width:100%}
.sec{padding:4.5rem 0}.sec-alt{background:var(--bg2)}
.sec-h{max-width:44rem;margin-bottom:2rem}.sec-h h2,.hist h2,.resv h2{font-size:clamp(2rem,5vw,3.2rem);font-weight:800}
.algf{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1.5rem}
.algf button{min-height:44px;padding:.35rem .8rem;border:1.5px solid var(--ink);background:transparent;cursor:pointer;border-radius:99px;font-size:.9rem}
.algf button b{display:inline-grid;place-items:center;width:1.5rem;height:1.5rem;border-radius:50%;background:var(--tile);color:#fff;font-size:.75rem;margin-right:.2rem}
.algf [aria-pressed=true]{background:var(--ink);color:var(--bg);text-decoration:line-through}
.book{perspective:2200px;max-width:44rem;margin-inline:auto}
.sheets{position:relative;display:grid}
.sheet{grid-area:1/1;background:var(--card) ;border:1px solid #cbbd9f;box-shadow:6px 8px 0 #d9c9a8,0 18px 40px rgba(30,27,24,.15);padding:2rem 1.5rem 1.25rem;transform-origin:left center;transition:transform .7s cubic-bezier(.3,.1,.2,1),opacity .7s;backface-visibility:hidden;min-height:30rem;display:flex;flex-direction:column}
.sheet.flipped{transform:rotateY(-160deg);opacity:0;pointer-events:none}
.sheet header{display:flex;align-items:baseline;gap:1rem;border-bottom:2px solid var(--ink);margin-bottom:1rem}
.sheet header span{font:italic 700 2.4rem var(--fh);color:var(--accent)}
.sheet h3{font-size:1.8rem;margin:0}
.sheet ul{list-style:none;padding:0;margin:0;flex:1}
.sheet li{display:flex;justify-content:space-between;gap:1rem;padding:.7rem 0;border-bottom:1px dotted #a99a7d;transition:opacity .3s}
.sheet li.off{opacity:.25;text-decoration:line-through}
.sheet li b{white-space:nowrap;font-family:var(--fh)}
.alg{display:inline-flex;gap:.2rem;margin-left:.4rem;vertical-align:middle}
.alg abbr{display:inline-grid;place-items:center;width:1.35rem;height:1.35rem;border-radius:50%;background:var(--tile);color:#fff;font-size:.7rem;text-decoration:none;font-weight:700}
.sheet footer{font-size:.8rem;text-transform:uppercase;letter-spacing:.14em;color:var(--muted);text-align:center;padding-top:1rem}
.book-nav{display:flex;justify-content:center;align-items:center;gap:1.25rem;margin-top:1.5rem}
.book-nav button{width:52px;height:52px;border-radius:50%;border:2px solid var(--ink);background:var(--bg);cursor:pointer;display:grid;place-items:center}
.book-nav .prev svg{transform:rotate(180deg)}.book-nav button:disabled{opacity:.35;cursor:default}
.pg{font:700 1.1rem var(--fh);min-width:4ch;text-align:center}
.note{text-align:center;color:var(--muted);font-size:.9rem;margin-top:1rem}
.sec-dark{background:var(--ink);color:var(--bg)}
.mosaic{grid-auto-flow:dense;grid-template-columns:repeat(2,1fr);grid-auto-rows:9rem}
.mosaic button:nth-child(1){grid-row:span 2}.mosaic button:nth-child(4){grid-column:span 2}
@media(min-width:900px){.mosaic{grid-template-columns:repeat(4,1fr);grid-auto-rows:13rem}.mosaic button:nth-child(1){grid-column:span 2;grid-row:span 2}.mosaic button:nth-child(6){grid-row:span 2}}
.hist{max-width:60rem}.cols{columns:20rem 2;column-gap:2.5rem;column-rule:1px solid #b9ab90;font-size:1.1rem}
.drop::first-letter{float:left;font:900 4.4rem/.8 var(--fh);color:var(--accent);padding:.3rem .5rem 0 0}
.qr-row{margin-top:2rem;max-width:36rem}
.rev{background:var(--card);border-left:4px solid var(--accent);border-radius:0}
.resv{display:grid;gap:3rem}@media(min-width:900px){.resv{grid-template-columns:1.1fr 1fr}}
.rform{display:grid;grid-template-columns:1fr 1fr;gap:1rem;margin-top:1.5rem}
.rform label{display:grid;gap:.3rem;font-weight:600}
.rform input,.rform select{min-height:48px;border:1.5px solid var(--ink);background:#fffdf8;padding:.5rem .7rem;border-radius:2px}
.rform .full{grid-column:1/-1}.btns{display:flex;flex-wrap:wrap;gap:.6rem}
.hrs h3{font-size:1.6rem}.addr{display:flex;gap:.4rem;margin:1rem 0}
.foot{background:var(--accent);color:#fff;padding:3.5rem 0 1.5rem}.foot .brand em{color:#f5d98b}.foot .btn--ghost{margin-top:.6rem}
.foot .demo-note{margin-top:2rem;border-top:1px solid rgba(255,255,255,.3);padding-top:1rem}
:root{--focus:#2E5A7A}.sec-dark :focus-visible,.foot :focus-visible,.md-sec :focus-visible{outline-color:#f5d98b}

.brand .lm{height:.92em;margin-right:.22em;vertical-align:-.1em;color:var(--ink)}