:root{
  --bg:#fffaf3; --panel:#ffffff; --line:#f0e8dc; --text:#2b2620; --muted:#a39a8c;
  --accent:#ff6b4a; --accent-soft:#ffece6; --sun:#ffd23f; --ok:#3cc38a; --bad:#e5484d;
  --font:"Zen Maru Gothic","Hiragino Maru Gothic ProN","Yu Gothic","Noto Sans JP",-apple-system,BlinkMacSystemFont,sans-serif;
  --num:"Fredoka","Zen Maru Gothic","Hiragino Maru Gothic ProN",sans-serif;
}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html{background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font:500 15px/1.6 var(--font);
  padding-bottom:env(safe-area-inset-bottom)}
a{color:var(--accent);text-decoration:none}
button{font:inherit;color:inherit}
.muted{color:var(--muted);font-size:13px}
.center{text-align:center}
.error{color:var(--bad);text-align:center;margin:12px 16px;font-weight:700}

/* top bar */
.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;
  padding:10px 18px;padding-top:calc(10px + env(safe-area-inset-top));
  background:rgba(255,250,243,.9);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px)}
.brand{font:700 26px/1 var(--num);letter-spacing:-.02em}
.smile{display:inline-block;margin-left:5px;font-size:.8em}
.who{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted);min-width:0}
.who-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:130px;font-weight:700}
.link{color:var(--muted);font-size:12px;font-weight:700}
.link:hover{color:var(--text)}

.btn{display:inline-block;border:0;background:var(--text);color:#fff;border-radius:999px;
  padding:12px 26px;font-weight:900;font-size:14px;cursor:pointer;transition:transform .12s}
.btn:active{transform:scale(.96)}

/* gate */
.gate{display:flex;justify-content:center;padding:40px 20px}
.gate-card{width:100%;max-width:360px;text-align:center;background:var(--panel);border-radius:36px;padding:38px 26px 34px;
  box-shadow:0 10px 40px rgba(120,80,20,.09)}
.gate-smile{font-size:52px;line-height:1}
.gate-logo{font:700 38px/1.2 var(--num);letter-spacing:-.02em;margin-top:6px}
.gate-lead{font-weight:900;margin:8px 0 4px}
.gate-card .btn{margin-top:22px}

.app{max-width:520px;margin:0 auto;padding-bottom:70px}

/* avatars */
.avatar{border-radius:50%;background:#e9dfd0;color:#fff;display:inline-flex;align-items:center;justify-content:center;
  font-weight:900;object-fit:cover;flex-shrink:0;overflow:hidden}

/* member strip */
.strip{display:flex;gap:12px;overflow-x:auto;padding:10px 18px 4px;scrollbar-width:none}
.strip::-webkit-scrollbar{display:none}
.story{display:flex;flex-direction:column;align-items:center;gap:5px;width:60px;flex-shrink:0;background:none;border:0;padding:0;cursor:pointer}
.ring{width:58px;height:58px;border-radius:50%;padding:3px;background:var(--line)}
.story.new .ring{background:conic-gradient(var(--sun),var(--accent),var(--sun))}
.story.active .ring{box-shadow:0 0 0 2px var(--bg),0 0 0 4px var(--text)}
.ring .avatar{width:100%;height:100%;border:2.5px solid var(--bg);font-size:18px}
.story-name{font-size:10.5px;font-weight:700;max-width:60px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.story.none{opacity:.55}

/* day nav */
.daynav{display:flex;align-items:center;justify-content:space-between;padding:14px 18px 6px}
.daynav-center{text-align:center}
.day-title{font:700 26px/1.1 var(--num)}
.day-sub{font-size:12px;color:var(--muted);font-weight:700;margin-top:2px}
.nav-btn{width:40px;height:40px;border-radius:50%;border:0;background:var(--panel);font:700 24px/1 var(--num);
  color:var(--text);cursor:pointer;box-shadow:0 2px 10px rgba(120,80,20,.08)}
.nav-btn:disabled{opacity:.25;cursor:default}

.filter{display:flex;align-items:center;justify-content:space-between;margin:8px 18px 0;background:var(--accent-soft);
  color:#d9482a;border-radius:16px;padding:9px 16px;font-size:13px;font-weight:900}
.filter button{border:0;background:none;color:#d9482a;font-weight:900;cursor:pointer;font-size:13px}

/* hour blocks */
.hour{padding:0 18px;margin-top:22px}
.hour-head{display:flex;align-items:baseline;gap:8px;margin-bottom:10px}
.hour-time{font:700 34px/1 var(--num);letter-spacing:-.02em}
.hour-count{font-size:12px;color:var(--muted);font-weight:700}
.tiles{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.tiles.n1{grid-template-columns:1fr}
.tiles.many{grid-template-columns:repeat(3,1fr);gap:8px}
.tile{position:relative;aspect-ratio:1;border:0;padding:0;border-radius:26px;overflow:hidden;cursor:pointer;
  background:var(--tint,#efe6d8);box-shadow:0 4px 14px rgba(120,80,20,.1)}
.tiles.many .tile{border-radius:20px}
.tile img{width:100%;height:100%;object-fit:cover;display:block}
.tile-name{position:absolute;left:8px;bottom:8px;max-width:calc(100% - 16px);padding:3px 10px;border-radius:999px;
  background:rgba(255,255,255,.9);font-size:11.5px;font-weight:900;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.tile-min{position:absolute;right:8px;top:8px;padding:1px 8px;border-radius:999px;background:rgba(43,38,32,.55);
  color:#fff;font:600 11px/1.6 var(--num)}

.empty{text-align:center;padding:60px 20px;color:var(--muted);font-weight:700}
.empty .big{font-size:44px;display:block;margin-bottom:6px}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:50;background:rgba(255,250,243,.97);display:flex;flex-direction:column;
  align-items:center;justify-content:center;padding:20px;cursor:zoom-out}
.lightbox[hidden]{display:none}
.lightbox img{max-width:100%;max-height:74vh;border-radius:28px;box-shadow:0 12px 40px rgba(120,80,20,.2)}
.lightbox-time{font:700 40px/1 var(--num);margin-bottom:16px}
.lightbox-cap{font-weight:900;margin-top:16px}

:focus-visible{outline:2px solid var(--accent);outline-offset:2px}