:root { --fg:#1a1a1a; --muted:#666; --line:#e3e3e3; --accent:#1558d6; --over:#c5221f; }
* { box-sizing: border-box; }
body { margin:0; font-family:-apple-system,Segoe UI,Roboto,Arial,sans-serif; color:var(--fg); background:#fafafa; }
header { display:flex; align-items:center; justify-content:space-between; padding:12px 16px; background:#fff; border-bottom:1px solid var(--line); position:sticky; top:0; }
header h1 { font-size:18px; margin:0; letter-spacing:1px; }
#who { font-size:13px; color:var(--muted); }
main { padding:16px; max-width:1100px; margin:0 auto; }
#signin { text-align:center; padding:48px 16px; }
#gbtn { display:inline-block; margin-top:12px; }
.status { min-height:18px; font-size:13px; color:var(--muted); margin-bottom:10px; }
.status.err { color:var(--over); }

.grid { width:100%; border-collapse:collapse; background:#fff; font-size:13px; }
.grid th, .grid td { text-align:left; padding:8px 10px; border-bottom:1px solid var(--line); vertical-align:top; }
.grid th { background:#f4f4f4; font-weight:600; }
.sub { color:var(--muted); font-size:11px; margin-top:2px; }
tr.hl { background:#fff8e1; }
select.assign { font-size:13px; padding:4px; }

.cards { display:grid; grid-template-columns:1fr; gap:12px; }
.card { background:#fff; border:1px solid var(--line); border-radius:8px; padding:14px; }
.card.hl { border-color:var(--accent); }
.card .adv { font-weight:600; }
.card .subj { margin-top:2px; }
.card .meta { margin-top:8px; font-size:12px; color:var(--muted); }
.card .done { margin-top:10px; color:#137333; font-weight:600; }
label.upload { display:block; margin-top:10px; font-size:13px; }
label.upload input { display:block; margin-top:6px; }

.badge { display:inline-block; padding:1px 7px; border-radius:10px; font-size:11px; font-weight:600; background:#eee; }
.badge.over { background:var(--over); color:#fff; }
.badge.st-RESPONDED { background:#e6f4ea; color:#137333; }
.badge.st-ASSIGNED { background:#e8f0fe; color:var(--accent); }
.badge.st-NEW { background:#fce8e6; color:var(--over); }
.badge.st-CLOSED { background:#eee; color:var(--muted); }

@media (min-width:640px){ .cards { grid-template-columns:1fr 1fr; } }