/* Riverbed in Otherworld — site styles
   色：川底の石（stone）と、夜の川の深い緑（deep）、卵の黄色（yolk） */
:root{
  --stone:#ECEFEA;
  --paper:#F8F9F6;
  --ink:#17201E;
  --muted:#58655F;
  --line:#CDD5D0;
  --deep:#10302F;
  --deep-2:#184340;
  --on-deep:#EEF3EF;
  --on-deep-muted:#A9BDB8;
  --yolk:#F2B21F;
  --yolk-deep:#D99A0A;
  --ketchup:#B8392A;
  --open:#2E8A5B;

  --mincho:"Shippori Mincho B1","Hiragino Mincho ProN","Yu Mincho",serif;
  --gothic:"Zen Kaku Gothic New","Hiragino Sans","Hiragino Kaku Gothic ProN","Yu Gothic",system-ui,sans-serif;
  --latin:"Fraunces","Times New Roman",serif;

  --gutter:clamp(16px,4vw,40px);
  --maxw:1160px;
  --bar-h:64px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--bar-h) + 12px);-webkit-text-size-adjust:100%}
body{margin:0;background:var(--stone);color:var(--ink);font-family:var(--gothic);font-size:16px;line-height:1.9;font-feature-settings:"palt" 0;-webkit-font-smoothing:antialiased}
img,video{display:block;max-width:100%;height:auto}
a{color:inherit}
h1,h2,h3{margin:0;font-weight:inherit;text-wrap:balance}
p{margin:0}
:focus-visible{outline:2px solid var(--yolk-deep);outline-offset:3px;border-radius:3px}
.skip{position:absolute;left:12px;top:-60px;background:var(--deep);color:var(--on-deep);padding:8px 14px;border-radius:6px;z-index:100}
.skip:focus{top:12px}

.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}
.sec{padding-block:clamp(72px,10vw,128px)}
.eyebrow{font-family:var(--latin);font-style:italic;font-size:15px;letter-spacing:.03em;color:var(--muted);line-height:1.4}
.sec h2,.hero-title{font-family:var(--mincho);font-weight:800;letter-spacing:.02em}
.sec h2{font-size:clamp(30px,4.4vw,46px);line-height:1.38}
.sec-head{display:flex;flex-direction:column;gap:14px;max-width:34em;margin-bottom:clamp(36px,5vw,56px)}
.sec-head p:not(.eyebrow){color:var(--muted)}

/* ---------- top bar ---------- */
.bar{position:sticky;top:0;z-index:20;background:color-mix(in srgb,var(--stone) 90%,transparent);backdrop-filter:saturate(1.2) blur(10px);-webkit-backdrop-filter:saturate(1.2) blur(10px);border-bottom:1px solid transparent;transition:border-color .2s;padding-top:env(safe-area-inset-top,0px)}
.bar.scrolled{border-bottom-color:var(--line)}
.bar-in{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter);height:var(--bar-h);display:flex;align-items:center;gap:28px}
.wordmark{font-family:var(--latin);font-size:21px;font-weight:400;letter-spacing:.005em;text-decoration:none;line-height:1;white-space:nowrap}
.wordmark i{font-style:italic;color:var(--muted)}
.bar-nav{display:flex;gap:22px;margin-left:auto;font-size:14px}
.bar-nav a{text-decoration:none;color:var(--muted);padding-block:6px;background:linear-gradient(var(--yolk),var(--yolk)) left bottom/0 2px no-repeat;transition:background-size .25s,color .2s}
.bar-nav a:hover{color:var(--ink);background-size:100% 2px}
.bar-tel{display:inline-flex;align-items:center;gap:8px;text-decoration:none;font-size:13px;color:var(--muted);border:1px solid var(--line);border-radius:999px;padding:6px 14px 6px 12px;background:var(--paper);white-space:nowrap}
.bar-tel b{color:var(--ink);font-size:14.5px;font-variant-numeric:tabular-nums;letter-spacing:.02em}
.status-dot{width:8px;height:8px;border-radius:50%;background:var(--muted);flex:none}
.status-dot.is-open{background:var(--open);box-shadow:0 0 0 4px color-mix(in srgb,var(--open) 22%,transparent)}
.status-dot.is-closed{background:var(--ketchup)}

/* ---------- hero ---------- */
.hero{padding-block:clamp(28px,5vw,64px) clamp(56px,8vw,96px);overflow:hidden}
.hero-in{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter);display:grid;grid-template-columns:auto minmax(280px,420px) minmax(0,1fr);gap:clamp(24px,4vw,56px);align-items:center}
.hero-title{writing-mode:vertical-rl;font-size:clamp(44px,5.6vw,76px);line-height:1.5;letter-spacing:.12em;height:max-content;align-self:start;display:flex;flex-direction:column;align-items:flex-start;gap:0}
.hero-title span{display:block}
.hero-title .yolk{color:var(--ink);position:relative;padding-top:.5em}
.hero-title .yolk{isolation:isolate}
.hero-title .yolk::before{content:"";position:absolute;top:.38em;bottom:-.12em;left:.02em;right:.02em;background:var(--yolk);border-radius:999px;opacity:.42;z-index:-1}
.hero-media{position:relative}
.arch{position:relative;border-radius:999px 999px 18px 18px;overflow:hidden;aspect-ratio:2/3;background:var(--deep);box-shadow:0 30px 60px -30px rgba(16,48,47,.55)}
.arch-video{width:100%;height:100%;object-fit:cover}
.video-toggle{position:absolute;right:14px;bottom:14px;width:38px;height:38px;border-radius:50%;border:0;background:rgba(16,48,47,.62);color:#fff;display:grid;place-items:center;cursor:pointer;backdrop-filter:blur(4px)}
.video-toggle svg{width:16px;height:16px;fill:currentColor}
.hero-place{position:absolute;left:-22px;bottom:34px;background:var(--yolk);color:#2B1C00;font-family:var(--mincho);font-weight:800;font-size:15px;line-height:1.5;padding:12px 18px;border-radius:14px;transform:rotate(-3deg);box-shadow:0 10px 24px -14px rgba(0,0,0,.45)}
.hero-side{display:flex;flex-direction:column;gap:26px;max-width:30em}
.hero-lede{font-size:clamp(17px,1.5vw,19px);line-height:2}
.today{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:16px 20px;display:flex;flex-direction:column;gap:4px}
.today-head{display:flex;align-items:center;gap:10px;font-size:15px}
.today-hours{font-variant-numeric:tabular-nums;font-size:15px}
.today-note{font-size:13px;color:var(--muted)}
.cta{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font:inherit;font-weight:700;font-size:15px;line-height:1.2;text-decoration:none;padding:15px 26px;border-radius:999px;border:1.5px solid transparent;cursor:pointer;transition:transform .15s,background-color .2s,box-shadow .2s}
.btn:hover{transform:translateY(-1px)}
.btn-yolk{background:var(--yolk);color:#231700;box-shadow:0 8px 20px -10px rgba(217,154,10,.9)}
.btn-yolk:hover{background:#F5BE3F}
.btn-line{border-color:var(--ink);color:var(--ink)}
.btn-deep{background:var(--deep);color:var(--on-deep)}

/* ---------- news ---------- */
.news{border-block:1px solid var(--line);background:var(--paper)}
.news-in{display:flex;gap:24px;align-items:baseline;padding-block:16px;flex-wrap:wrap}
.news-label{font-weight:700;font-size:13px;letter-spacing:.12em;color:var(--deep);flex:none}
.news-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:4px;flex:1;min-width:0}
.news-list li{display:flex;gap:16px;font-size:14.5px;flex-wrap:wrap}
.news-list time{font-variant-numeric:tabular-nums;color:var(--muted);flex:none}

/* ---------- omurice ---------- */
.omurice{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(32px,6vw,88px);align-items:center;margin-bottom:clamp(56px,8vw,96px)}
.omurice-text{display:flex;flex-direction:column;gap:20px;max-width:30em}
.omurice-text p:not(.eyebrow){font-size:17px}
.omurice-photo{margin:0;position:relative}
.omurice-photo img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:18px}
.omurice-photo figcaption{position:absolute;left:18px;bottom:18px;background:rgba(16,48,47,.78);color:var(--on-deep);font-size:13px;padding:4px 14px;border-radius:999px;backdrop-filter:blur(4px)}

.sauces{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(12px,2vw,24px)}
.sauce{background:var(--paper);border-radius:20px;padding:12px 12px 22px;display:flex;flex-direction:column;gap:6px;border:1px solid var(--line)}
.sauce h3{font-family:var(--mincho);font-weight:800;font-size:20px;line-height:1.4;margin-top:10px;padding-inline:8px}
.sauce p{padding-inline:8px}
.sauce p{font-size:14px;color:var(--muted);line-height:1.7}
.sauce .price{margin-top:auto;padding-top:10px;color:var(--ink);font-size:14px}
.sauce .price span{font-family:var(--latin);font-size:30px;font-variant-numeric:tabular-nums lining-nums;margin-right:2px}
.sauce-note{margin-top:18px;font-size:14px;color:var(--muted)}
.sauce-photo{width:100%;aspect-ratio:1;object-fit:cover;border-radius:14px;transition:transform .35s}
.sauce{overflow:hidden}
.sauce:hover .sauce-photo{transform:scale(1.03)}

/* ---------- menu band ---------- */
.menu-band{background:var(--deep);color:var(--on-deep);position:relative}
.menu-band::before{content:"";position:absolute;left:0;right:0;top:-1px;height:28px;background:var(--stone);-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 28' preserveAspectRatio='none'%3E%3Cpath d='M0 0h1200v8c-100 14-200 14-300 6S700 0 600 8 400 22 300 16 100 2 0 10z'/%3E%3C/svg%3E") center/100% 100% no-repeat;mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1200 28' preserveAspectRatio='none'%3E%3Cpath d='M0 0h1200v8c-100 14-200 14-300 6S700 0 600 8 400 22 300 16 100 2 0 10z'/%3E%3C/svg%3E") center/100% 100% no-repeat}
.menu-band .eyebrow{color:var(--on-deep-muted)}
.menu-head{display:flex;flex-direction:column;gap:12px;margin-bottom:48px}
.menu-head p:not(.eyebrow){color:var(--on-deep-muted)}
.menu-cols{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(28px,4vw,56px)}
.menu-col h3{font-family:var(--mincho);font-weight:800;font-size:20px;padding-bottom:12px;border-bottom:1px solid rgba(238,243,239,.25);margin-bottom:8px;color:var(--yolk)}
.menu-list{margin:0}
.menu-list>div{display:flex;align-items:baseline;gap:10px;padding:9px 0}
.menu-list dt{flex:0 1 auto}
.menu-list dt em{font-style:normal;font-size:11.5px;font-weight:700;color:var(--deep);background:var(--yolk);border-radius:4px;padding:1px 7px;margin-left:8px;vertical-align:2px;white-space:nowrap}
.menu-list>div::after{content:"";order:1;flex:1 1 16px;border-bottom:1px dotted rgba(238,243,239,.35);transform:translateY(-6px)}
.menu-list dd{order:2;margin:0;font-family:var(--latin);font-size:19px;font-variant-numeric:tabular-nums lining-nums;white-space:nowrap}
.menu-list dd::after{content:"円";font-family:var(--gothic);font-size:12px;margin-left:2px}
.menu-list .sub{padding:2px 0 8px 1.2em;font-size:14px;color:var(--on-deep-muted)}
.menu-list .sub dd{font-size:15px}
.delivery{margin-top:56px;display:flex;align-items:center;gap:16px 24px;flex-wrap:wrap;padding-top:28px;border-top:1px solid rgba(238,243,239,.18)}
.delivery p{font-family:var(--mincho);font-weight:800;font-size:18px}
.delivery ul{list-style:none;margin:0;padding:0;display:flex;gap:10px;flex-wrap:wrap}
.delivery a{display:inline-block;text-decoration:none;border:1px solid rgba(238,243,239,.4);border-radius:999px;padding:8px 18px;font-size:14px;font-weight:700}
.delivery a:hover{background:rgba(238,243,239,.08)}

/* ---------- inside ---------- */
.rooms{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(20px,3vw,40px);align-items:start}
.room-main{margin:0}
.room-main img{width:100%;aspect-ratio:4/4.4;object-fit:cover;border-radius:18px}
.room-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;border-top:1px solid var(--ink)}
.room{display:grid;grid-template-columns:minmax(0,46%) minmax(0,1fr);gap:20px;align-items:center;padding:18px 0;border-bottom:1px solid var(--line)}
.room img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:12px}
.room h3{font-family:var(--mincho);font-weight:800;font-size:21px;line-height:1.4;display:flex;align-items:baseline;gap:10px}
.room h3 span{font-family:var(--latin);font-weight:400;font-size:16px;color:var(--muted)}
.room p{font-size:14.5px;color:var(--muted);line-height:1.8;margin-top:4px}

/* ---------- bukun ---------- */
.bukun{background:linear-gradient(180deg,var(--stone) 0,var(--stone) 18%,#DCE6E2 18%,#DCE6E2 100%)}
.bukun-in{display:grid;grid-template-columns:minmax(260px,380px) minmax(0,1fr);gap:clamp(32px,6vw,88px);align-items:end}
.bukun-media video{width:100%;aspect-ratio:9/14;object-fit:cover;border-radius:200px 200px 18px 18px;background:var(--deep)}
.bukun-text{display:flex;flex-direction:column;gap:18px;max-width:30em;padding-bottom:12px}
.text-link{color:var(--deep);font-weight:700;text-underline-offset:5px;text-decoration-thickness:1px}

/* ---------- walk ---------- */
.walk{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:0;border-top:1px solid var(--ink)}
.walk li{padding:22px 22px 26px 0;display:flex;flex-direction:column;gap:8px;position:relative}
.walk li+li{padding-left:22px;border-left:1px solid var(--line)}
.walk h3{font-family:var(--mincho);font-weight:800;font-size:21px;line-height:1.4}
.walk p{font-size:14.5px;color:var(--muted);line-height:1.8}
.walk .walk-when{font-size:12.5px;font-weight:700;color:var(--deep);letter-spacing:.04em}
.walk .now{align-self:flex-start;font-size:12px;font-weight:700;background:var(--yolk);color:#2B1C00;border-radius:999px;padding:2px 10px}
.walk li.is-now h3{text-decoration:underline;text-decoration-color:var(--yolk);text-decoration-thickness:4px;text-underline-offset:6px}

/* ---------- visit ---------- */
.visit{background:var(--paper);border-top:1px solid var(--line)}
.visit-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.15fr);gap:clamp(20px,3vw,32px)}
.visit-card{display:flex;flex-direction:column;gap:14px;background:var(--stone);border-radius:20px;padding:clamp(22px,3vw,34px)}
.visit-card h3{font-family:var(--mincho);font-weight:800;font-size:20px}
.visit-card h3:not(:first-child){margin-top:18px}
.hours{border-collapse:collapse;width:100%;font-variant-numeric:tabular-nums;font-size:15.5px}
.hours th{text-align:left;font-weight:700;width:5em;padding:7px 0;white-space:nowrap}
.hours td{padding:7px 10px 7px 0}
.hours tr{border-bottom:1px solid var(--line)}
.hours tr.closed td{color:var(--ketchup);font-weight:700}
.hours tr.is-today{background:color-mix(in srgb,var(--yolk) 22%,transparent)}
.hours tr.is-today th::after{content:"今日";font-size:10.5px;font-weight:700;background:var(--yolk);color:#2B1C00;border-radius:4px;padding:0 5px;margin-left:6px;vertical-align:2px}
.hours tr.is-today th,.hours tr.is-today td:last-child{padding-inline:8px}
.small{font-size:13px;color:var(--muted);line-height:1.7}
.tel-big{font-family:var(--latin);font-size:clamp(32px,4vw,42px);line-height:1.2;font-variant-numeric:tabular-nums lining-nums;letter-spacing:.01em}
.tel-big a{text-decoration:none}
.addr{font-style:normal;font-size:17px;line-height:1.8}
.addr span{font-size:14px;color:var(--muted)}
.route{margin:0;padding-left:1.1em;font-size:15px}
.route li::marker{color:var(--yolk-deep)}
.map{border-radius:14px;overflow:hidden;aspect-ratio:16/10;background:var(--line)}
.map iframe{width:100%;height:100%;border:0;display:block;filter:saturate(.75)}
.visit-card .btn{align-self:flex-start}
.facts{margin:clamp(28px,4vw,40px) 0 0;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;border-top:1px solid var(--line);padding-top:24px}
.facts dt{font-size:12.5px;font-weight:700;color:var(--muted);letter-spacing:.06em}
.facts dd{margin:4px 0 0;font-size:15px}

/* ---------- faq ---------- */
.faq-in{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,2fr);gap:clamp(24px,5vw,72px)}
.faq-list{border-top:1px solid var(--ink)}
.faq details{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;list-style:none;padding:20px 40px 20px 0;font-weight:700;font-size:16.5px;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:12px;height:12px;border-right:2px solid var(--ink);border-bottom:2px solid var(--ink);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(225deg)}
.faq details p{padding:0 0 22px;color:var(--muted)}

/* ---------- footer ---------- */
.foot{background:var(--deep);color:var(--on-deep);padding-block:64px calc(96px + env(safe-area-inset-bottom,0px))}
.foot-in{display:grid;grid-template-columns:1fr 1.2fr;gap:28px 48px}
.foot .wordmark{font-size:30px;margin-bottom:12px}
.foot .wordmark i{color:var(--on-deep-muted)}
.foot p{font-size:14px;color:var(--on-deep-muted)}
.foot-info p{color:var(--on-deep)}
.foot-info a{font-variant-numeric:tabular-nums}
.foot-legal{grid-column:1/-1;border-top:1px solid rgba(238,243,239,.15);padding-top:20px;font-size:12px!important;line-height:1.8}

/* ---------- floating call (phones) ---------- */
.float-call{display:none}

/* ---------- responsive ---------- */
@media (max-width:1040px){
  .bar-nav{display:none}
  .bar-tel{margin-left:auto}
  .hero-in{grid-template-columns:auto minmax(0,1fr);grid-template-areas:"title media" "side side"}
  .hero-title{grid-area:title}
  .hero-media{grid-area:media;max-width:420px}
  .hero-side{grid-area:side;max-width:none;display:grid;grid-template-columns:1fr 1fr;gap:20px 32px;align-items:start}
  .hero-side .eyebrow,.hero-side .hero-lede{grid-column:1}
  .hero-side .today{grid-column:2;grid-row:1/3}
  .hero-side .cta{grid-column:1/-1}
  .sauces{grid-template-columns:repeat(2,minmax(0,1fr))}
  .walk{grid-template-columns:repeat(2,minmax(0,1fr))}
  .walk li:nth-child(3){padding-left:0;border-left:0}
  .walk li:nth-child(n+3){border-top:1px solid var(--line)}
  .facts{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:760px){
  :root{--bar-h:56px}
  body{font-size:15.5px}
  .wordmark{font-size:18px}
  .bar-tel span:not(.status-dot){display:none}
  .bar-tel{padding:6px 12px}
  .hero{padding-top:16px}
  .hero-in{grid-template-columns:1fr;grid-template-areas:"media" "title" "side";gap:24px}
  .hero-media{max-width:none;width:100%}
  .arch{aspect-ratio:4/5;border-radius:220px 220px 16px 16px}
  .hero-place{left:auto;right:10px;bottom:auto;top:auto;bottom:18px;font-size:13px;padding:8px 12px}
  .hero-title{align-items:flex-start;writing-mode:horizontal-tb;font-size:clamp(36px,10vw,48px);letter-spacing:.04em;line-height:1.35}
  .hero-title .yolk{padding-top:0;display:inline-block}
  .hero-title .yolk::before{top:auto;left:-.06em;right:-.06em;bottom:.06em;height:.4em}
  .video-toggle{left:14px;right:auto}
  .hero-side{display:flex}
  .omurice,.visit-grid,.faq-in,.foot-in,.bukun-in{grid-template-columns:1fr}
  .omurice-photo{order:-1}
  .omurice-photo img{aspect-ratio:4/4.4}
  .menu-cols{grid-template-columns:1fr;gap:36px}
  .rooms{grid-template-columns:1fr}
  .room{grid-template-columns:minmax(0,40%) minmax(0,1fr);gap:14px}
  .room h3{font-size:18px}
  .bukun{background:#DCE6E2}
  .bukun-media{max-width:340px}
  .walk{grid-template-columns:1fr}
  .walk li,.walk li+li{padding:20px 0;border-left:0}
  .walk li+li{border-top:1px solid var(--line)}
  .sauce{padding:8px 8px 16px}
  .sauce h3{font-size:17px}
  .sauce .price span{font-size:25px}
  .float-call{display:flex;align-items:center;gap:8px;position:fixed;right:16px;bottom:calc(16px + env(safe-area-inset-bottom,0px));z-index:30;background:var(--yolk);color:#231700;text-decoration:none;font-weight:700;font-size:15px;padding:13px 20px 13px 16px;border-radius:999px;box-shadow:0 12px 28px -10px rgba(16,48,47,.6);transform:translateY(140%);transition:transform .3s}
  .float-call.show{transform:none}
  .float-call svg{width:18px;height:18px;fill:currentColor}
}
@media (max-width:420px){
  .sauces{gap:10px}
  .facts{grid-template-columns:1fr}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important;animation:none!important}
}
.hours td small{display:block;font-size:11.5px;color:var(--muted);line-height:1.3}