:root { --bg:#f4f5f7; --card:#fff; --text:#1f2430; --muted:#6b7280; --accent:#4f46e5; --danger:#dc2626; --border:#e5e7eb; }
@media (prefers-color-scheme: dark) {
  :root { --bg:#111318; --card:#1b1e26; --text:#e8eaf0; --muted:#9aa1b0; --border:#2a2e39; --accent:#818cf8; }
}
* { box-sizing: border-box; }
body { margin:0; font:16px/1.4 system-ui,sans-serif; background:var(--bg); color:var(--text); padding-bottom:88px; }
header { position:sticky; top:0; z-index:5; background:var(--accent); color:#fff; display:flex; align-items:center; justify-content:space-between; padding:12px 16px; padding-top:calc(12px + env(safe-area-inset-top)); }
header h1 { margin:0; font-size:1.2rem; }
header a, header button { color:#fff; background:none; border:0; font:inherit; text-decoration:none; cursor:pointer; padding:0; }
main { max-width:640px; margin:0 auto; padding:16px; }
h2 { font-size:.85rem; text-transform:uppercase; letter-spacing:.05em; color:var(--muted); margin:24px 0 8px; }
.card { display:block; background:var(--card); border:1px solid var(--border); border-radius:12px; padding:14px; margin-bottom:10px; color:inherit; text-decoration:none; }
.card.past { opacity:.6; }
.card .title { font-weight:600; }
.card .when { color:var(--accent); font-size:.9rem; margin-top:2px; }
.card .desc { color:var(--muted); font-size:.9rem; margin-top:4px; white-space:pre-line; }
.badges { margin-top:8px; display:flex; flex-wrap:wrap; gap:6px; }
.badge { font-size:.75rem; padding:2px 8px; border-radius:999px; background:var(--bg); border:1px solid var(--border); color:var(--muted); }
.badge.sent { text-decoration:line-through; }
.fab { position:fixed; right:20px; bottom:calc(20px + env(safe-area-inset-bottom)); width:60px; height:60px; border-radius:50%; background:var(--accent); color:#fff; font-size:2rem; display:flex; align-items:center; justify-content:center; text-decoration:none; box-shadow:0 4px 14px rgba(0,0,0,.3); }
form p { margin:0 0 16px; }
form label { display:block; font-weight:600; margin-bottom:4px; }
input[type=text], input[type=number], input[type=password], input[type=datetime-local], textarea, select { width:100%; padding:12px; font:inherit; border:1px solid var(--border); border-radius:10px; background:var(--card); color:var(--text); }
ul.errorlist { color:var(--danger); list-style:none; padding:0; margin:0 0 4px; font-size:.9rem; }
.helptext { color:var(--muted); font-size:.8rem; display:block; }
#id_reminders { list-style:none; padding:0; margin:0; display:grid; grid-template-columns:1fr 1fr; gap:8px; }
#id_reminders label { display:flex; align-items:center; gap:8px; font-weight:400; background:var(--card); border:1px solid var(--border); border-radius:10px; padding:10px; }
#id_reminders input { width:20px; height:20px; }
.btn { display:inline-block; width:100%; padding:14px; border-radius:10px; border:0; background:var(--accent); color:#fff; font:inherit; font-weight:600; text-align:center; text-decoration:none; cursor:pointer; }
.btn.secondary { background:var(--card); color:var(--text); border:1px solid var(--border); }
.btn.danger { background:var(--danger); }
.stack > * + * { margin-top:10px; }
.msg { padding:10px 14px; border-radius:10px; margin-bottom:12px; background:var(--card); border:1px solid var(--border); }
.msg.error { border-color:var(--danger); color:var(--danger); }
.empty { text-align:center; color:var(--muted); margin-top:48px; }
.push-box { background:var(--card); border:1px solid var(--border); border-radius:12px; padding:14px; margin-bottom:16px; font-size:.9rem; }
.push-box .stack { margin-top:10px; }
.push-line { font-size:.8rem; color:var(--muted); text-align:right; margin-bottom:4px; }
.push-line.off { text-align:left; background:var(--card); border:1px solid var(--border); border-radius:10px; padding:10px 14px; font-size:.9rem; color:var(--text); }
button.link { background:none; border:0; padding:0; font:inherit; color:var(--accent); text-decoration:underline; cursor:pointer; margin-left:6px; }