/* =========================================================================
   Kōyō Grand — Autumn Maple Hotel & Casino
   Pure HTML/CSS. No JavaScript.
   Layout: split centered header, vertical type, snap-scroll rail, falling leaves
   ========================================================================= */
:root{
  --ink:#16110F; --ink2:#221A17;
  --washi:#F4EDE0; --washi-deep:#E9DEC9;
  --vermilion:#C8341E; --vermilion-deep:#9E2413;
  --gold:#B8924A; --gold-light:#DDBF83;
  --moss:#39493A;
  --line:rgba(22,17,15,.14); --line-light:rgba(244,237,224,.18);
  --font-display:'Shippori Mincho','Noto Serif',Georgia,serif;
  --font-body:'Zen Kaku Gothic New','Helvetica Neue',Arial,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);background:var(--washi);color:var(--ink);line-height:1.8;font-weight:400;overflow-x:hidden;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:var(--font-display);font-weight:700;line-height:1.2;margin:0;letter-spacing:.02em}
p{margin:0}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}ul{list-style:none;margin:0;padding:0}
.wrap{width:min(1200px,100% - 3rem);margin-inline:auto}
.section{padding-block:clamp(4.5rem,9vw,8rem);position:relative}
.wave-pattern{background-image:radial-gradient(circle at 50% 100%,transparent 0 30%,var(--line) 31% 33%,transparent 34% 50%,var(--line) 51% 53%,transparent 54%);background-size:64px 32px}
.dark{background:var(--ink);color:rgba(244,237,224,.78)}
.dark h2,.dark h3,.dark h4{color:var(--washi)}
.moss{background:var(--moss);color:rgba(244,237,224,.8)}.moss h2,.moss h3{color:var(--washi)}
.label{display:inline-flex;align-items:center;gap:.9rem;font-size:.74rem;letter-spacing:.32em;text-transform:uppercase;color:var(--vermilion);font-weight:500;margin-bottom:1.3rem}
.label::before{content:"";width:34px;height:1px;background:currentColor}
.dark .label,.moss .label{color:var(--gold-light)}
.h2{font-size:clamp(2rem,4vw,3.2rem);margin-bottom:1.2rem}
.lead{max-width:56ch;color:rgba(22,17,15,.68);font-size:1.05rem}.dark .lead,.moss .lead{color:rgba(244,237,224,.72)}
.center{text-align:center}.center .lead{margin-inline:auto}.center .label{justify-content:center}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.8rem;padding:1.05rem 2.2rem;font-size:.82rem;letter-spacing:.2em;text-transform:uppercase;font-weight:500;border:1px solid transparent;transition:all .4s var(--ease);position:relative;overflow:hidden}
.btn-red{background:var(--vermilion);color:var(--washi)}
.btn-red::after{content:"";position:absolute;inset:0;background:var(--ink);transform:translateY(101%);transition:transform .45s var(--ease);z-index:0}
.btn-red:hover::after{transform:translateY(0)}.btn-red span,.btn-red{position:relative}
.btn-red>*{position:relative;z-index:1}
.btn-line{border-color:currentColor}.btn-line:hover{background:var(--washi);color:var(--ink);border-color:var(--washi)}
.btn-ink{border-color:var(--ink);color:var(--ink)}.btn-ink:hover{background:var(--ink);color:var(--washi)}

/* Split header (checkbox hack) */
#nav-toggle{display:none}
.site-header{position:absolute;top:0;left:0;right:0;z-index:100;color:var(--washi);animation:fade 1.2s var(--ease) both}
.site-header.solid{position:relative;background:var(--ink)}
.hd{display:grid;grid-template-columns:1fr auto 1fr;align-items:center;padding:1.6rem 0}
.nav-l,.nav-r{display:flex;gap:2.4rem;font-size:.78rem;letter-spacing:.24em;text-transform:uppercase}
.nav-r{justify-content:flex-end}
.nav-l a,.nav-r a{position:relative;padding-bottom:6px}
.nav-l a::after,.nav-r a::after{content:"";position:absolute;left:0;bottom:0;width:0;height:1px;background:var(--gold-light);transition:width .4s var(--ease)}
.nav-l a:hover::after,.nav-r a:hover::after,.nav-l a.on::after,.nav-r a.on::after{width:100%}
.logo{text-align:center;display:flex;flex-direction:column;align-items:center;line-height:1}
.logo .kanji{font-family:var(--font-display);font-size:1.7rem;color:var(--gold-light);letter-spacing:.3em;margin-right:-.3em}
.logo .name{font-size:1.68rem;letter-spacing:.5em;text-transform:uppercase;margin-top:.5rem;margin-right:-.5em}
.burger{display:none;cursor:pointer;flex-direction:column;gap:6px;padding:.6rem;justify-self:end}
.burger span{width:26px;height:1px;background:var(--washi);transition:.3s}
#nav-toggle:checked ~ .site-header .burger span:nth-child(1){transform:translateY(7px) rotate(45deg)}
#nav-toggle:checked ~ .site-header .burger span:nth-child(2){opacity:0}
#nav-toggle:checked ~ .site-header .burger span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.mobile-menu{display:none}

/* Hero */
.hero{position:relative;min-height:100vh;display:flex;align-items:flex-end;color:var(--washi);overflow:hidden;background:var(--ink)}
.hero-img{position:absolute;inset:0}
.hero-img img{width:100%;height:100%;object-fit:cover;animation:kenburns 26s ease-in-out infinite alternate}
@keyframes kenburns{from{transform:scale(1)}to{transform:scale(1.12) translate(-1.5%,-1%)}}
.hero-img::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(22,17,15,.55) 0%,rgba(22,17,15,.15) 40%,rgba(22,17,15,.88) 100%)}
.hero-body{position:relative;z-index:2;padding-bottom:clamp(4rem,9vh,7rem);width:100%}
.hero h1{font-size:clamp(2.8rem,7.2vw,6rem);color:var(--washi);max-width:13ch;margin-bottom:1.5rem}
.hero h1 em{font-style:normal;color:var(--gold-light)}
.hero p.sub{max-width:48ch;font-size:1.08rem;color:rgba(244,237,224,.8);margin-bottom:2.2rem}
.hero .btns{display:flex;gap:1rem;flex-wrap:wrap}
.vertical{position:absolute;right:clamp(1.5rem,5vw,4rem);top:50%;transform:translateY(-50%);z-index:2;writing-mode:vertical-rl;font-family:var(--font-display);font-size:clamp(1.2rem,2vw,1.8rem);letter-spacing:.6em;color:var(--gold-light);display:flex;align-items:center;gap:1.2rem;animation:fade 2s var(--ease) .6s both}
.vertical::before{content:"";width:1px;height:90px;background:var(--gold-light)}
.hanko{position:absolute;right:clamp(1.5rem,5vw,4rem);bottom:clamp(4rem,9vh,7rem);z-index:2;width:92px;height:92px;background:var(--vermilion);color:var(--washi);display:grid;place-items:center;text-align:center;font-family:var(--font-display);font-size:.8rem;letter-spacing:.1em;line-height:1.3;transform:rotate(6deg);animation:stamp 4s ease-in-out infinite;box-shadow:0 0 0 4px var(--vermilion),0 0 0 5px var(--washi) inset}
@keyframes stamp{0%,100%{transform:rotate(6deg) scale(1)}50%{transform:rotate(-3deg) scale(1.06)}}

/* Falling leaves */
.leaf{position:absolute;top:-40px;z-index:1;width:18px;height:18px;background:var(--vermilion);border-radius:0 100% 0 100%;opacity:.85;animation:fall linear infinite}
.leaf:nth-child(1){left:8%;animation-duration:14s;animation-delay:0s}
.leaf:nth-child(2){left:22%;animation-duration:18s;animation-delay:-6s;background:var(--gold);width:14px;height:14px}
.leaf:nth-child(3){left:38%;animation-duration:16s;animation-delay:-3s;width:22px;height:22px}
.leaf:nth-child(4){left:55%;animation-duration:20s;animation-delay:-11s;background:var(--gold-light);width:12px;height:12px}
.leaf:nth-child(5){left:70%;animation-duration:15s;animation-delay:-8s;background:var(--vermilion-deep)}
.leaf:nth-child(6){left:84%;animation-duration:19s;animation-delay:-2s;width:16px;height:16px}
.leaf:nth-child(7){left:93%;animation-duration:17s;animation-delay:-13s;background:var(--gold);width:13px;height:13px}
@keyframes fall{0%{transform:translate(0,0) rotate(0);opacity:0}10%{opacity:.85}50%{transform:translate(60px,55vh) rotate(180deg)}100%{transform:translate(-40px,108vh) rotate(420deg);opacity:0}}
@keyframes fade{from{opacity:0}to{opacity:1}}

/* Intro strip */
.strip{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line-light);background:var(--ink);color:var(--washi)}
.strip div{padding:2rem 1.5rem;border-right:1px solid var(--line-light);text-align:center;transition:background .4s}
.strip div:last-child{border-right:none}.strip div:hover{background:var(--ink2)}
.strip b{display:block;font-family:var(--font-display);font-size:2.4rem;color:var(--gold-light);font-weight:500;line-height:1}
.strip span{font-size:.72rem;letter-spacing:.24em;text-transform:uppercase;color:rgba(244,237,224,.65)}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2.5rem,6vw,6rem);align-items:center}
.plate{position:relative}
.plate img{width:100%;aspect-ratio:4/5;object-fit:cover}
.plate::after{content:"";position:absolute;inset:18px -18px -18px 18px;border:1px solid var(--gold);z-index:-1;transition:transform .6s var(--ease)}
.plate:hover::after{transform:translate(-10px,-10px)}
.plate.flip::after{inset:18px 18px -18px -18px}
.plate .cap{position:absolute;left:-1.4rem;bottom:2rem;background:var(--vermilion);color:var(--washi);padding:1rem 1.4rem;font-family:var(--font-display);font-size:1.05rem;letter-spacing:.1em}

/* Snap-scroll rail */
.rail{display:flex;gap:1.8rem;overflow-x:auto;scroll-snap-type:x mandatory;padding:0 max(1.5rem,calc((100vw - 1200px)/2)) 2rem;scrollbar-width:thin;scrollbar-color:var(--vermilion) transparent}
.rail::-webkit-scrollbar{height:6px}.rail::-webkit-scrollbar-thumb{background:var(--vermilion)}
.rail .item{flex:0 0 min(400px,82vw);scroll-snap-align:start;background:var(--washi);transition:transform .6s var(--ease)}
.rail .item:hover{transform:translateY(-10px)}
.rail .item .pic{aspect-ratio:4/5;overflow:hidden;position:relative}
.rail .item img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
.rail .item:hover img{transform:scale(1.08)}
.rail .item .num{position:absolute;top:1rem;left:1.2rem;font-family:var(--font-display);font-size:3rem;color:var(--washi);line-height:1;text-shadow:0 2px 20px rgba(0,0,0,.4)}
.rail .item .info{padding:1.6rem}
.rail .item h3{font-size:1.5rem;margin-bottom:.5rem;color:var(--ink)}
.rail .item p{font-size:.93rem;color:rgba(22,17,15,.65)}
.rail .item .from{display:flex;justify-content:space-between;margin-top:1.1rem;padding-top:1rem;border-top:1px solid var(--line);font-size:.85rem;letter-spacing:.06em}
.rail .item .from b{font-family:var(--font-display);font-size:1.15rem;color:var(--vermilion)}

/* Cards / rows */
.grid{display:grid;gap:1.8rem}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g2{grid-template-columns:repeat(2,1fr)}
.tile{padding:2.2rem 1.8rem;border:1px solid var(--line-light);transition:all .5s var(--ease);position:relative;overflow:hidden}
.tile::before{content:"";position:absolute;left:0;top:0;width:3px;height:0;background:var(--vermilion);transition:height .5s var(--ease)}
.tile:hover::before{height:100%}.tile:hover{background:rgba(244,237,224,.05);transform:translateY(-6px)}
.tile .n{font-family:var(--font-display);font-size:2.6rem;color:var(--gold-light);line-height:1;display:block;margin-bottom:1rem}
.tile h3{font-size:1.25rem;margin-bottom:.6rem}.tile p{font-size:.92rem;color:rgba(244,237,224,.68)}
.light-tile{border-color:var(--line)}.light-tile:hover{background:var(--washi-deep)}
.light-tile p{color:rgba(22,17,15,.65)}.light-tile .n{color:var(--vermilion)}.light-tile h3{color:var(--ink)}

table.t{width:100%;border-collapse:collapse;margin-top:1.4rem}
table.t th,table.t td{text-align:left;padding:1rem .8rem;border-bottom:1px solid var(--line);font-size:.95rem}
table.t th{font-size:.7rem;letter-spacing:.22em;text-transform:uppercase;color:var(--vermilion);font-weight:500}
.dark table.t th,.moss table.t th{color:var(--gold-light)}.dark table.t td,.dark table.t th,.moss table.t td,.moss table.t th{border-bottom-color:var(--line-light)}

/* Timeline */
.timeline{position:relative;padding-left:2.2rem;max-width:720px}
.timeline::before{content:"";position:absolute;left:5px;top:6px;bottom:6px;width:1px;background:var(--gold)}
.timeline li{position:relative;padding-bottom:2rem}
.timeline li::before{content:"";position:absolute;left:-2.2rem;top:.55rem;width:11px;height:11px;background:var(--vermilion);transform:rotate(45deg);transition:transform .4s var(--ease)}
.timeline li:hover::before{transform:rotate(225deg) scale(1.3)}
.timeline b{font-family:var(--font-display);font-size:1.15rem;display:block;color:var(--ink)}
.timeline small{font-size:.75rem;letter-spacing:.2em;text-transform:uppercase;color:var(--vermilion)}
.timeline p{font-size:.95rem;color:rgba(22,17,15,.65)}

/* FAQ */
.faq{max-width:820px;margin-inline:auto}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{list-style:none;cursor:pointer;padding:1.5rem 0;font-family:var(--font-display);font-size:1.2rem;display:flex;justify-content:space-between;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";width:12px;height:12px;border-right:1px solid var(--vermilion);border-bottom:1px solid var(--vermilion);transform:rotate(45deg);transition:transform .4s var(--ease);flex-shrink:0;margin-top:.5rem}
.faq details[open] summary::after{transform:rotate(225deg)}
.faq details p{padding-bottom:1.5rem;color:rgba(22,17,15,.68)}

/* Booking */
.book{display:grid;grid-template-columns:repeat(4,1fr) auto;gap:1px;background:var(--line-light);border:1px solid var(--line-light)}
.book div{background:var(--ink);padding:1.1rem 1.4rem}
.book label{display:block;font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-light);margin-bottom:.3rem}
.book input,.book select{width:100%;background:transparent;border:none;color:var(--washi);font:inherit;font-size:1rem;padding:.3rem 0;color-scheme:dark}
.book input:focus,.book select:focus{outline:none}.book option{color:#000}
.book .btn{border-radius:0}

/* Page banner */
.banner{position:relative;min-height:62vh;display:flex;align-items:flex-end;color:var(--washi);overflow:hidden;background:var(--ink)}
.banner .hero-img img{animation:kenburns 26s ease-in-out infinite alternate}
.banner .wrap{position:relative;z-index:2;padding-bottom:4rem}
.banner h1{font-size:clamp(2.4rem,6vw,4.8rem);color:var(--washi);max-width:16ch}
.banner .crumb{font-size:.78rem;letter-spacing:.24em;text-transform:uppercase;color:var(--gold-light);margin-bottom:1rem}
.banner .crumb a:hover{color:var(--washi)}

/* Footer */
.site-footer{background:var(--ink);color:rgba(244,237,224,.68);padding:5rem 0 1.5rem}
.fgrid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:3rem;padding-bottom:3rem;border-bottom:1px solid var(--line-light)}
.site-footer h4{color:var(--washi);font-size:.78rem;letter-spacing:.26em;text-transform:uppercase;margin-bottom:1.3rem;font-family:var(--font-body);font-weight:500}
.site-footer li{margin-bottom:.7rem;font-size:.93rem}.site-footer a:hover{color:var(--gold-light)}
.fbottom{display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem;padding-top:1.6rem;font-size:.8rem}
.age{background:var(--vermilion-deep);color:var(--washi);text-align:center;font-size:.78rem;letter-spacing:.06em;padding:.6rem 1rem}
.toplink{position:fixed;right:1.5rem;bottom:1.5rem;z-index:90;width:48px;height:48px;background:var(--vermilion);color:var(--washi);display:grid;place-items:center;transition:transform .4s var(--ease),background .3s}
.toplink:hover{transform:translateY(-5px);background:var(--ink)}

/* Load reveal */
@keyframes rise{from{opacity:0;transform:translateY(40px)}to{opacity:1;transform:none}}
.hero-body>*,.banner .wrap>*{animation:rise 1.1s var(--ease) both}
.hero-body>*:nth-child(2),.banner .wrap>*:nth-child(2){animation-delay:.15s}
.hero-body>*:nth-child(3),.banner .wrap>*:nth-child(3){animation-delay:.3s}
.hero-body>*:nth-child(4){animation-delay:.45s}.hero-body>*:nth-child(1){animation-delay:0s}

@media(max-width:960px){
  .hd{grid-template-columns:auto 1fr}.nav-l,.nav-r{display:none}.logo{align-items:flex-start;text-align:left}.logo .kanji,.logo .name{margin-right:0}.burger{display:flex}
  #nav-toggle:checked ~ .mobile-menu{display:flex}
  .mobile-menu{position:fixed;inset:0;z-index:99;background:var(--ink);flex-direction:column;align-items:center;justify-content:center;gap:1.4rem;color:var(--washi)}
  .mobile-menu a{font-family:var(--font-display);font-size:1.9rem;letter-spacing:.1em}
  #nav-toggle:checked ~ .site-header{position:fixed}
  .strip{grid-template-columns:repeat(2,1fr)}.strip div:nth-child(2){border-right:none}.strip div:nth-child(-n+2){border-bottom:1px solid var(--line-light)}
  .split{grid-template-columns:1fr}.g3,.g4{grid-template-columns:repeat(2,1fr)}
  .vertical,.hanko{display:none}
  .book{grid-template-columns:1fr 1fr}.book .btn{grid-column:1/-1;justify-content:center}
  .fgrid{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){.g2,.g3,.g4{grid-template-columns:1fr}.fgrid{grid-template-columns:1fr}.book{grid-template-columns:1fr}.plate .cap{left:0}}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* ---------- Legal pages ---------- */
.banner.short{min-height:46vh}
.legal-grid{display:grid;grid-template-columns:270px 1fr;gap:4rem;align-items:start}
.toc{position:sticky;top:2rem;border-left:1px solid var(--line);padding-left:1.4rem}
.toc h4{font-family:var(--font-body);font-size:.72rem;letter-spacing:.28em;text-transform:uppercase;color:var(--vermilion);margin-bottom:1rem;font-weight:500}
.toc a{display:block;padding:.45rem 0;font-size:.92rem;color:rgba(22,17,15,.62);position:relative;transition:color .3s,padding-left .4s var(--ease)}
.toc a::before{content:"";position:absolute;left:-1.4rem;top:50%;width:0;height:1px;background:var(--vermilion);transition:width .4s var(--ease)}
.toc a:hover{color:var(--ink);padding-left:.6rem}.toc a:hover::before{width:1rem}
.prose{max-width:760px}
.prose h2{font-size:clamp(1.4rem,2.6vw,1.9rem);margin:3rem 0 1rem;scroll-margin-top:2rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.prose h2:first-of-type{margin-top:2rem}
.prose p{color:rgba(22,17,15,.72);margin-bottom:1rem}
.prose ul{list-style:none;display:grid;gap:.6rem;margin-bottom:1rem;color:rgba(22,17,15,.72)}
.prose ul li{position:relative;padding-left:1.4rem}
.prose ul li::before{content:"";position:absolute;left:0;top:.7em;width:7px;height:7px;background:var(--vermilion);transform:rotate(45deg)}
.prose a{color:var(--vermilion);border-bottom:1px solid currentColor}
.meta{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem 2rem;border:1px solid var(--line);background:var(--washi-deep);padding:1.4rem 1.6rem}
.meta span{display:block;font-size:.66rem;letter-spacing:.24em;text-transform:uppercase;color:var(--vermilion)}
.callout{background:var(--ink);color:rgba(244,237,224,.8);padding:2rem;margin-top:2.2rem;border-left:3px solid var(--vermilion)}
.callout h3{color:var(--washi);font-size:1.3rem;margin-bottom:.6rem}.callout p{color:rgba(244,237,224,.75);margin-bottom:.4rem}
.flinks{display:flex;gap:1.4rem;flex-wrap:wrap}.flinks a:hover{color:var(--gold-light)}
@media(max-width:960px){.legal-grid{grid-template-columns:1fr;gap:2rem}.toc{position:static}}
@media(max-width:600px){.meta{grid-template-columns:1fr}}