:root{--ink:#14110F;--yellow:#F2C200;--ytint:#FFF3C2;--ytext:#4A3A00;--blue:#0B4A6F;--btint:#DCEEFA;--orange:#B86E00;--otext:#8A4B00;--ground:#F7F6F2;--line:#E2DED3;--muted:#5A5650;--card:#fff;--red:#B3261E}
*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}
html,body{margin:0}
body{font-family:'DM Sans',system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--ground);color:var(--ink);font-size:16px;line-height:1.45;padding-bottom:env(safe-area-inset-bottom)}
h1,h2,h3{font-family:'Bricolage Grotesque','DM Sans',system-ui,sans-serif;margin:0}
h1{font-size:26px;margin:18px 0 8px}
h2{font-size:18px;margin:22px 0 10px}
h3{font-size:16px}
p{margin:0 0 8px}
a{color:var(--blue)}
.center{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px;text-align:center;gap:6px}
.biglogo{width:96px;height:96px;border-radius:22px}
#app{max-width:640px;margin:0 auto;min-height:100vh}
header.top{position:sticky;top:0;z-index:20;background:var(--ink);color:#fff;display:flex;align-items:center;gap:10px;padding:calc(10px + env(safe-area-inset-top)) 16px 10px}
header.top img{width:34px;height:34px;border-radius:8px}
header.top b{font-family:'Bricolage Grotesque',sans-serif;font-size:18px;flex:1;letter-spacing:.3px}
.avatar{width:36px;height:36px;border-radius:50%;background:var(--yellow);color:var(--ink);border:0;font-weight:700;font-size:14px}
main{padding:0 16px 110px}
nav.tabs{position:fixed;left:0;right:0;bottom:0;z-index:20;background:#fff;border-top:1px solid var(--line);display:flex;max-width:640px;margin:0 auto;padding-bottom:env(safe-area-inset-bottom)}
nav.tabs button{flex:1;background:none;border:0;padding:8px 0 6px;font:inherit;font-size:10.5px;color:var(--muted);display:flex;flex-direction:column;align-items:center;gap:2px}
nav.tabs button svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
nav.tabs button.on{color:var(--ink);font-weight:700}
nav.tabs button.on svg{stroke:var(--ink);fill:var(--yellow)}
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;margin-bottom:12px}
.card h3{margin-bottom:2px}
.meta{color:var(--muted);font-size:14px}
.row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.row.sp{justify-content:space-between}
.btn{font:inherit;font-weight:600;border-radius:12px;border:1.5px solid var(--ink);background:#fff;color:var(--ink);padding:10px 14px;min-height:44px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.btn.primary{background:var(--yellow);border-color:var(--yellow)}
.btn.dark{background:var(--ink);color:#fff}
.btn.on{background:var(--ytint);border-color:var(--yellow);color:var(--ytext)}
.btn.small{min-height:36px;padding:6px 10px;font-size:14px}
.btn.danger{color:var(--red);border-color:var(--line)}
.btn.block{width:100%}
.btn:disabled{opacity:.45;cursor:not-allowed}
.ok{background:#E3F4E5;color:#17602A;border-radius:12px;padding:10px 12px;font-weight:600}
.hint{font-size:13px;color:var(--muted);margin-top:6px}
.chip{display:inline-block;border-radius:999px;padding:2px 10px;font-size:12px;font-weight:600;background:var(--btint);color:var(--blue)}
.chip.y{background:var(--ytint);color:var(--ytext)}
.chip.o{background:#FBE8CC;color:var(--otext)}
.filters{display:flex;gap:8px;overflow-x:auto;padding:4px 0 10px;margin:0 -16px;padding-left:16px;padding-right:16px}
.filters button{flex:none;font:inherit;font-size:14px;border:1px solid var(--line);background:#fff;border-radius:999px;padding:6px 14px}
.filters button.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.empty{border:1.5px dashed var(--line);border-radius:16px;padding:22px;text-align:center;color:var(--muted)}
input,select,textarea{font:inherit;width:100%;padding:11px 12px;border:1.5px solid var(--line);border-radius:12px;background:#fff;color:var(--ink);min-height:46px}
textarea{min-height:90px;resize:vertical}
label{display:block;font-weight:600;font-size:14px;margin:12px 0 4px}
label.chk{display:flex;gap:10px;align-items:flex-start;font-weight:500;margin:12px 0}
label.chk input{width:22px;height:22px;min-height:0;flex:none;margin-top:1px}
.auth{padding:24px 20px 40px}
.auth .logo{display:block;width:92px;height:92px;border-radius:22px;margin:20px auto 10px}
.auth h1{text-align:center;font-size:22px}
.auth .sub{text-align:center;color:var(--muted);margin-bottom:16px}
.seg{display:flex;background:#ECE9DF;border-radius:12px;padding:4px;margin-bottom:6px}
.seg button{flex:1;border:0;background:none;font:inherit;font-weight:600;padding:9px;border-radius:9px;color:var(--muted)}
.seg button.on{background:#fff;color:var(--ink);box-shadow:0 1px 3px rgba(0,0,0,.12)}
.err{background:#FDE7E5;color:var(--red);border-radius:12px;padding:10px 12px;margin-top:12px;font-size:14px}
.info{background:var(--btint);color:var(--blue);border-radius:12px;padding:10px 12px;margin-top:12px;font-size:14px}
.sheetbg{position:fixed;inset:0;background:rgba(20,17,15,.55);z-index:50;display:flex;align-items:flex-end;justify-content:center}
.sheet{background:var(--ground);width:100%;max-width:640px;max-height:92vh;overflow:auto;border-radius:22px 22px 0 0;padding:18px 16px calc(24px + env(safe-area-inset-bottom))}
.sheet h2{margin-top:0}
video{width:100%;border-radius:12px;background:#000;max-height:60vh}
.bar{height:10px;background:#ECE9DF;border-radius:6px;overflow:hidden;margin-top:12px}
.bar i{display:block;height:100%;width:0;background:var(--yellow);transition:width .2s}
.post .who{font-weight:700}
.post p.t{white-space:pre-wrap;word-wrap:break-word;margin-top:6px}
.member{display:flex;align-items:center;gap:12px}
.member .avatar{flex:none}
details summary{cursor:pointer;color:var(--blue);font-size:14px;margin-top:10px}
#toast{position:fixed;left:50%;transform:translateX(-50%);bottom:90px;background:var(--ink);color:#fff;padding:10px 16px;border-radius:12px;z-index:99;opacity:0;pointer-events:none;transition:opacity .2s;max-width:90%;text-align:center;font-size:14px}
#toast.show{opacity:1}
.btn.no{background:#FDE7E5;border-color:var(--red);color:var(--red)}