/* ============================================================
   海鮮居酒屋 潮路 — Main Stylesheet
   Color: Dark wood × Warm amber × Charcoal
   ============================================================ */
:root {
  --charcoal: #1a1a18;
  --dark: #242420;
  --wood: #2e2a24;
  --wood-light: #3d3830;
  --amber: #d4a04a;
  --amber-light: #f0d8a0;
  --amber-pale: #faf3e4;
  --cream: #f5f0e6;
  --white: #fff;
  --text: #e8e4dc;
  --text-dark: #333;
  --text-muted: #8a8578;
  --border: #3a3530;
  --border-light: #e0d8cc;

  --ff: 'Shippori Mincho','Noto Sans JP',serif;
  --fb: 'Noto Sans JP',sans-serif;

  --bh: 32px;
  --hh: 76px;
  --mw: 1080px;
  --r: 12px;
  --t: .3s ease;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{font-size:16px;scroll-behavior:smooth;scroll-padding-top:calc(var(--bh) + var(--hh) + 16px)}
body{font-family:var(--fb);color:var(--text-dark);background:var(--cream);line-height:1.8;-webkit-font-smoothing:antialiased;overflow-x:hidden;padding-top:calc(var(--bh) + var(--hh))}
body.lock{overflow:hidden}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:var(--mw);margin:0 auto;padding:0 28px}
.text-center{text-align:center}

/* Loader */
.loader{position:fixed;inset:0;z-index:9999;background:var(--charcoal);display:flex;align-items:center;justify-content:center;transition:opacity .5s,visibility .5s}
.loader.done{opacity:0;visibility:hidden;pointer-events:none}
.loader span{font-family:var(--ff);font-size:36px;font-weight:600;color:var(--amber);letter-spacing:10px;animation:lp 1.2s ease-in-out infinite}
@keyframes lp{0%,100%{opacity:.3}50%{opacity:1}}

/* Banner */
.banner{position:fixed;top:0;left:0;width:100%;z-index:1100;background:var(--wood);padding:5px 16px;text-align:center}
.banner p{font-size:.65rem;color:var(--text);line-height:1.5}
.banner strong{font-weight:700}
.banner a{color:var(--amber-light);text-decoration:underline;font-weight:700}

/* Header */
.hd{position:fixed;top:var(--bh);left:0;width:100%;z-index:1000;background:rgba(26,26,24,.95);backdrop-filter:blur(10px);height:var(--hh);transition:box-shadow var(--t)}
.hd.scrolled{box-shadow:0 4px 24px rgba(0,0,0,.3)}
.hd-inner{max-width:var(--mw);margin:0 auto;padding:0 28px;display:flex;align-items:center;justify-content:space-between;height:100%}

.hd-logo{display:flex;align-items:center;gap:14px}
.hd-logo-mark{
  font-family:var(--ff);font-size:20px;font-weight:600;color:var(--amber);
  writing-mode:vertical-rl;letter-spacing:4px;line-height:1;
  border:1.5px solid var(--amber);padding:6px 5px 6px 6px;
  opacity:0.95;
}
.hd-logo-right{display:flex;flex-direction:column;gap:1px}
.hd-logo-name{font-family:var(--ff);font-size:16px;font-weight:600;color:var(--amber);letter-spacing:3px}
.hd-logo-type{font-size:9px;letter-spacing:1.5px;color:var(--text-muted)}

.hd-nav ul{display:flex;list-style:none;gap:28px;align-items:center}
.hd-nav a{color:rgba(232,228,220,.7);font-size:13px;font-weight:400;letter-spacing:1px;transition:color var(--t);font-family:var(--fb)}
.hd-nav a:hover,.hd-nav a.active{color:var(--amber)}
.hd-nav-cta{background:var(--amber)!important;color:var(--charcoal)!important;padding:8px 20px;border-radius:4px;font-weight:700!important}
.hd-nav-cta:hover{opacity:.9}

.hd-menu{display:none;background:none;border:none;cursor:pointer;width:24px;height:16px;position:relative;z-index:1001}
.hd-menu span{display:block;width:100%;height:1.5px;background:var(--text);position:absolute;left:0;transition:var(--t)}
.hd-menu span:nth-child(1){top:0}
.hd-menu span:nth-child(2){top:7px}
.hd-menu span:nth-child(3){top:14px}
.hd-menu.on span:nth-child(1){top:7px;transform:rotate(45deg)}
.hd-menu.on span:nth-child(2){opacity:0}
.hd-menu.on span:nth-child(3){top:7px;transform:rotate(-45deg)}
.nav-ov{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:999;opacity:0;visibility:hidden;transition:var(--t)}
.nav-ov.show{opacity:1;visibility:visible}

/* Buttons */
.btn{display:inline-block;padding:14px 32px;font-size:13px;font-weight:600;letter-spacing:1px;border-radius:4px;transition:var(--t)}
.btn--outline{border:1px solid var(--amber);color:var(--amber)}
.btn--outline:hover{background:var(--amber);color:var(--charcoal)}
.btn--dark{background:var(--charcoal);color:var(--text);margin-top:20px}
.btn--dark:hover{background:var(--wood)}
.btn--gold{background:var(--amber);color:var(--charcoal)}
.btn--gold:hover{opacity:.9}

/* Section labels */
.sec-label{font-family:var(--fb);font-size:11px;letter-spacing:4px;color:var(--amber);text-align:center;margin-bottom:8px;font-weight:400}
.sec-label--light{color:var(--amber-light)}
.sec-title{font-family:var(--ff);font-size:26px;font-weight:600;text-align:center;color:var(--text);letter-spacing:4px;margin-bottom:48px}

/* ===== Hero ===== */
.hero{position:relative;height:100vh;min-height:600px;overflow:hidden;margin-top:calc(-1 * (var(--bh) + var(--hh)));padding-top:calc(var(--bh) + var(--hh))}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-ov{position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,26,24,.2)0%,rgba(26,26,24,.6)100%)}
.hero-content{position:relative;z-index:1;height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;color:var(--text)}
.hero-sub{font-size:13px;letter-spacing:8px;font-weight:300;opacity:.8;margin-bottom:8px}
.hero-title{font-family:var(--ff);font-size:72px;font-weight:700;letter-spacing:16px;color:var(--amber);text-shadow:0 4px 40px rgba(0,0,0,.4);margin-bottom:16px}
.hero-catch{font-size:14px;letter-spacing:4px;font-weight:300;opacity:.85;margin-bottom:32px}
.hero-btn{display:inline-block;padding:14px 36px;border:1px solid var(--amber);color:var(--amber);font-size:13px;letter-spacing:2px;transition:var(--t)}
.hero-btn:hover{background:var(--amber);color:var(--charcoal)}

/* ===== Concept ===== */
.concept{background:var(--cream);padding:100px 0}
.concept-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.concept-img{border-radius:var(--r);overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.1)}
.concept-img img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s}
.concept-img:hover img{transform:scale(1.03)}
.concept-heading{font-family:var(--ff);font-size:24px;font-weight:600;line-height:1.8;color:var(--dark);margin-bottom:24px;letter-spacing:1px}
.concept-text{font-size:14px;line-height:2.2;color:var(--text-muted);margin-bottom:14px}

/* ===== Recommend ===== */
.recommend{background:var(--charcoal);padding:100px 0}
.recommend .sec-title{color:var(--text)}
.recommend-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-bottom:40px}
.r-card{background:var(--wood);border-radius:var(--r);overflow:hidden;transition:transform var(--t),box-shadow var(--t)}
.r-card:hover{transform:translateY(-6px);box-shadow:0 12px 40px rgba(0,0,0,.3)}
.r-card-img{aspect-ratio:1;overflow:hidden}
.r-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.r-card:hover .r-card-img img{transform:scale(1.08)}
.r-card h3{font-family:var(--ff);font-size:15px;font-weight:600;color:var(--text);padding:16px 16px 4px;letter-spacing:1px}
.r-card p{font-size:11px;color:var(--text-muted);padding:0 16px;line-height:1.5}
.r-card span{display:block;font-size:16px;font-weight:700;color:var(--amber);padding:8px 16px 18px}

/* ===== Sake ===== */
.sake{background:var(--cream);padding:100px 0}
.sake-inner{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.sake-img{border-radius:var(--r);overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.08)}
.sake-img img{width:100%;aspect-ratio:1;object-fit:cover}
.sake-heading{font-family:var(--ff);font-size:24px;font-weight:600;line-height:1.8;color:var(--dark);margin-bottom:24px;letter-spacing:1px}
.sake-text{font-size:14px;line-height:2.2;color:var(--text-muted);margin-bottom:14px}

/* ===== Info ===== */
.info{background:var(--dark);padding:100px 0;color:var(--text)}
.info .sec-title{color:var(--text)}
.info-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:36px;align-items:start}
.info-img{border-radius:var(--r);overflow:hidden;box-shadow:0 8px 24px rgba(0,0,0,.2)}
.info-img img{width:100%;aspect-ratio:16/9;object-fit:cover}
.info-body table{width:100%;border-collapse:collapse;margin-bottom:8px}
.info-body th,.info-body td{padding:12px 14px;text-align:left;font-size:13px;border-bottom:1px solid var(--border);vertical-align:top}
.info-body th{width:90px;font-weight:600;color:var(--amber);white-space:nowrap}
.info-body td{color:var(--text)}
.info-body td a{color:var(--amber-light)}

/* ===== CTA ===== */
.cta{background:var(--charcoal);padding:80px 0;text-align:center;color:var(--text)}
.cta h2{font-family:var(--ff);font-size:22px;letter-spacing:4px;margin-bottom:8px;color:var(--amber)}
.cta p{font-size:14px;opacity:.7;margin-bottom:4px}
.cta-phone{margin:20px 0 8px}
.cta-phone a{font-family:var(--ff);font-size:36px;font-weight:700;color:var(--amber);letter-spacing:3px}
.cta-hours{font-size:12px;opacity:.5;margin-bottom:24px}

/* ===== Footer ===== */
.ft{background:var(--charcoal);border-top:1px solid var(--border);padding:48px 0 24px;color:var(--text);text-align:center}
.ft-logo{margin-bottom:24px;display:flex;flex-direction:column;align-items:center;gap:10px}
.ft-logo-mark{
  font-family:var(--ff);font-size:28px;font-weight:600;color:var(--amber);
  writing-mode:vertical-rl;letter-spacing:6px;line-height:1;
  border:1.5px solid var(--amber);padding:10px 8px 10px 9px;
}
.ft-logo-sub{font-size:11px;letter-spacing:3px;color:var(--text-muted)}
.ft-info p{font-size:12px;opacity:.4;margin-bottom:3px}
.ft-sns{display:flex;justify-content:center;gap:12px;margin:20px 0}
.ft-sns a{width:36px;height:36px;border-radius:50%;border:1px solid rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;transition:var(--t)}
.ft-sns a:hover{background:rgba(255,255,255,.08);border-color:rgba(255,255,255,.3)}
.ft-sns svg{width:16px;height:16px;fill:var(--text)}
.ft-copy{font-size:10px;opacity:.25}
.ft-copy a{color:var(--text)}

/* Mobile bar */
.mob-bar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:900;background:var(--charcoal);border-top:1px solid var(--border)}
.mob-bar a{flex:1;display:flex;align-items:center;justify-content:center;gap:6px;padding:14px;font-size:13px;font-weight:600;color:var(--text)}
.mob-bar-phone{background:var(--amber);color:var(--charcoal)!important}

/* Scroll top */
.scroll-top{position:fixed;bottom:24px;right:24px;z-index:800;width:44px;height:44px;border-radius:50%;background:var(--charcoal);border:1px solid var(--border);cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;visibility:hidden;transition:var(--t)}
.scroll-top.is-visible{opacity:1;visibility:visible}
.scroll-top:hover{background:var(--wood)}
.scroll-top svg{width:20px;height:20px;stroke:var(--text);stroke-width:2;fill:none}

/* Fade */
/* Fade-in disabled - all visible */

/* ===== Sub Pages ===== */

/* Page Hero */
.page-hero{position:relative;height:40vh;min-height:280px;display:flex;flex-direction:column;align-items:center;justify-content:center;background-size:cover;background-position:center;margin-top:calc(-1 * (var(--bh) + var(--hh)));padding-top:calc(var(--bh) + var(--hh))}
.page-hero-ov{position:absolute;inset:0;background:rgba(26,26,24,.6)}
.page-hero-title{position:relative;z-index:1;font-family:var(--ff);font-size:36px;font-weight:700;color:var(--amber);letter-spacing:8px;text-shadow:0 2px 20px rgba(0,0,0,.3)}
.page-hero-sub{position:relative;z-index:1;font-size:11px;letter-spacing:4px;color:rgba(232,228,220,.6);margin-top:4px}

/* Menu Page */
.menu-section{background:var(--cream);padding:80px 0}
.menu-category{margin-bottom:48px}
.menu-cat-title{font-family:var(--ff);font-size:20px;font-weight:600;color:var(--dark);letter-spacing:3px;padding-bottom:12px;border-bottom:1px solid var(--border-light);margin-bottom:16px}
.menu-list{max-width:600px}
.menu-item{display:flex;justify-content:space-between;align-items:baseline;padding:10px 0;border-bottom:1px dotted var(--border-light)}
.menu-name{font-size:14px;color:var(--text-dark)}
.menu-price{font-size:14px;font-weight:600;color:var(--amber);white-space:nowrap;margin-left:16px}
.menu-note{font-size:12px;color:var(--text-muted);text-align:center;margin-top:32px}

/* Kodawari Page */
.kodawari-section{background:var(--cream);padding:80px 0}
.kodawari-item{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin-bottom:64px}
.kodawari-item--rev{direction:rtl}
.kodawari-item--rev>*{direction:ltr}
.kodawari-img{border-radius:var(--r);overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.1)}
.kodawari-img img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .6s}
.kodawari-img:hover img{transform:scale(1.03)}
.kodawari-num{font-family:var(--ff);font-size:48px;font-weight:700;color:var(--amber);opacity:.3;line-height:1;margin-bottom:8px;display:block}
.kodawari-body h2{font-family:var(--ff);font-size:22px;font-weight:600;color:var(--dark);margin-bottom:16px;letter-spacing:1px}
.kodawari-body p{font-size:14px;line-height:2.2;color:var(--text-muted)}

/* Access Page */
.access-section{background:var(--cream);padding:80px 0}
.access-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;margin-bottom:56px}
.access-map{border-radius:var(--r);overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.06)}
.access-map iframe{width:100%;height:380px;border:none;display:block}
.access-map-note{font-size:10px;color:var(--text-muted);text-align:center;padding:6px;background:var(--white)}
.access-photo{border-radius:var(--r);overflow:hidden;height:160px;margin-bottom:16px}
.access-photo img{width:100%;height:100%;object-fit:cover}
.access-info table{width:100%;border-collapse:collapse}
.access-info th,.access-info td{padding:12px 14px;text-align:left;font-size:13px;border-bottom:1px solid var(--border-light);vertical-align:top}
.access-info th{width:90px;font-weight:600;color:var(--dark);white-space:nowrap}
.access-info td a{color:var(--amber)}
.access-gallery{text-align:center}
.access-gallery h3{font-family:var(--ff);font-size:20px;font-weight:600;color:var(--dark);letter-spacing:2px;margin-bottom:24px}
.access-gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.access-gallery-item{border-radius:var(--r);overflow:hidden}
.access-gallery-item img{width:100%;aspect-ratio:16/10;object-fit:cover}
.access-gallery-item p{font-size:12px;color:var(--text-muted);padding:8px 0}

/* Reserve Page */
.reserve-section{background:var(--cream);padding:80px 0}
.reserve-inner{max-width:700px;margin:0 auto}
.reserve-phone{text-align:center;margin-bottom:56px;padding:40px;background:var(--dark);border-radius:var(--r);color:var(--text)}
.reserve-phone h2{font-family:var(--ff);font-size:20px;color:var(--amber);letter-spacing:3px;margin-bottom:8px}
.reserve-phone p{font-size:13px;opacity:.7;margin-bottom:4px}
.reserve-phone-num a{font-family:var(--ff);font-size:36px;font-weight:700;color:var(--amber);letter-spacing:3px}
.reserve-phone-hours{font-size:12px;opacity:.5;margin-top:4px}

.reserve-form h2{font-family:var(--ff);font-size:20px;color:var(--dark);letter-spacing:2px;margin-bottom:8px}
.reserve-form-note{font-size:13px;color:var(--text-muted);margin-bottom:24px}
.form-group{margin-bottom:18px}
.form-group label{display:block;font-size:13px;font-weight:500;color:var(--text-dark);margin-bottom:6px}
.req{font-size:10px;color:var(--amber);font-weight:700;margin-left:4px}
.form-group input,.form-group select,.form-group textarea{width:100%;padding:12px 14px;border:1px solid var(--border-light);border-radius:6px;font-size:14px;font-family:var(--fb);outline:none;background:var(--white);transition:border-color var(--t)}
.form-group input:focus,.form-group select:focus,.form-group textarea:focus{border-color:var(--amber)}
.form-group textarea{resize:vertical}
.form-row{display:grid;grid-template-columns:1fr 1fr 1fr;gap:12px}
.form-submit{width:100%;padding:16px;font-size:15px;margin-top:8px;cursor:pointer;border:none}

/* ===== Responsive ===== */
@media(max-width:768px){
  :root{--hh:56px}
  .hd-menu{display:block}
  .hd-nav{position:fixed;top:0;right:-100%;width:80%;max-width:280px;height:100vh;background:var(--charcoal);z-index:1000;padding:calc(var(--bh) + var(--hh) + 28px) 24px 24px;transition:right var(--t)}
  .hd-nav.open{right:0}
  .hd-nav ul{flex-direction:column;gap:0}
  .hd-nav a{display:block;padding:14px 0;font-size:15px;border-bottom:1px solid var(--border)}
  .hd-nav-cta{margin-top:12px;text-align:center;border-radius:6px;display:block;padding:14px!important}

  .hd-logo-mark{font-size:16px;padding:5px 4px 5px 5px;letter-spacing:3px}
  .hd-logo-name{font-size:14px}
  .hd-logo-type{font-size:8px}

  .hero{height:85vh;min-height:480px}
  .hero-sub{font-size:11px;letter-spacing:5px}
  .hero-title{font-size:44px;letter-spacing:10px}
  .hero-catch{font-size:12px;letter-spacing:3px;margin-bottom:24px}
  .hero-btn{padding:12px 28px;font-size:12px}

  .concept{padding:64px 0}
  .concept-inner{grid-template-columns:1fr;gap:28px}
  .concept-heading{font-size:20px}

  .recommend{padding:64px 0}
  .recommend-grid{grid-template-columns:1fr 1fr;gap:12px}
  .r-card h3{font-size:13px;padding:12px 12px 4px}
  .r-card p{font-size:10px;padding:0 12px}
  .r-card span{font-size:14px;padding:6px 12px 14px}

  .sake{padding:64px 0}
  .sake-inner{grid-template-columns:1fr;gap:28px}
  .sake-heading{font-size:20px}

  .info{padding:64px 0}
  .info-grid{grid-template-columns:1fr}

  .cta{padding:56px 24px}
  .cta h2{font-size:18px;letter-spacing:3px}
  .cta-phone a{font-size:28px}

  .sec-label{font-size:10px;letter-spacing:3px}
  .sec-title{font-size:20px;margin-bottom:32px;letter-spacing:3px}

  .mob-bar{display:flex}
  body{padding-bottom:52px}
  .scroll-top{bottom:68px}

  .page-hero{height:30vh;min-height:220px}
  .page-hero-title{font-size:26px;letter-spacing:5px}
  .page-hero-sub{font-size:10px}

  .menu-cat-title{font-size:17px}
  .menu-name{font-size:13px}
  .menu-price{font-size:13px}

  .kodawari-item,.kodawari-item--rev{grid-template-columns:1fr;gap:24px;direction:ltr}
  .kodawari-num{font-size:36px}
  .kodawari-body h2{font-size:18px}

  .access-grid{grid-template-columns:1fr}
  .access-map iframe{height:280px}
  .access-gallery-grid{grid-template-columns:1fr 1fr}

  .form-row{grid-template-columns:1fr}
  .reserve-phone{padding:28px 20px}
  .reserve-phone h2{font-size:17px}
  .reserve-phone-num a{font-size:26px}

  .ft-logo-mark{font-size:22px;padding:8px 6px 8px 7px}
}
@media(max-width:480px){
  .hero-title{font-size:36px;letter-spacing:8px}
  .hero-sub{font-size:10px}
  .recommend-grid{grid-template-columns:1fr}
  .concept-heading{font-size:18px}
  .sake-heading{font-size:18px}
}