:root {
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: #172033;
  background: #eef3f9;
  font-synthesis: none;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  min-height: 100vh;
  min-height: 100dvh;
  padding: max(18px, env(safe-area-inset-top)) 14px max(22px, env(safe-area-inset-bottom));
}
button, input, textarea { font: inherit; }
button { cursor: pointer; }
.shell { width: min(100%, 680px); margin: 0 auto; }
.card {
  background: #fff;
  border-radius: 22px;
  box-shadow: 0 14px 45px rgba(41, 55, 84, .12);
  padding: 22px;
}
.hidden { display: none !important; }
.home { margin-top: min(13vh, 110px); text-align: center; }
.brand-mark {
  width: 68px; height: 68px; margin: 0 auto 12px;
  border-radius: 20px; display: grid; place-items: center;
  background: #2563eb; color: white; font-size: 40px; font-weight: 800;
}
h1 { margin: 8px 0 10px; font-size: clamp(28px, 7vw, 42px); letter-spacing: -.03em; }
p { line-height: 1.55; color: #5b6474; }
label { display: grid; gap: 7px; text-align: left; font-size: 14px; font-weight: 650; color: #4b5565; }
input, textarea {
  width: 100%; border: 1px solid #ccd5e1; border-radius: 12px;
  padding: 12px 13px; color: #172033; background: #fff;
  outline: none; transition: border-color .15s, box-shadow .15s;
}
input:focus, textarea:focus {
  border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37,99,235,.13);
}
textarea { resize: vertical; min-height: 96px; line-height: 1.45; }
.primary {
  width: 100%; border: 0; border-radius: 13px; padding: 13px 16px;
  background: #2563eb; color: #fff; font-weight: 750;
}
.primary:active { transform: translateY(1px); }
.home label { margin: 24px 0 12px; }
.small { font-size: 13px; margin-bottom: 0; }
.list-header { display: flex; gap: 10px; align-items: center; margin-bottom: 18px; }
.title-input {
  border: 0; padding: 4px 0; border-radius: 0; box-shadow: none !important;
  font-weight: 800; font-size: clamp(25px, 7vw, 38px); letter-spacing: -.03em;
}
.icon-button, .text-button {
  border: 1px solid #ccd5e1; background: #fff; color: #263349;
  border-radius: 11px; padding: 10px 13px; font-weight: 700; white-space: nowrap;
}
.presence-row {
  display: grid; grid-template-columns: minmax(150px, 220px) 1fr;
  align-items: end; gap: 14px; padding: 14px;
  background: #f5f8fc; border-radius: 14px; margin-bottom: 18px;
}
.nickname input { padding: 9px 10px; }
.participants { display: flex; justify-content: flex-end; flex-wrap: wrap; gap: 6px; }
.participant {
  padding: 5px 8px; border-radius: 999px; background: #dbeafe;
  color: #1d4ed8; font-size: 12px; font-weight: 750;
}
#addForm { display: grid; gap: 10px; }
.toolbar {
  display: flex; justify-content: space-between; align-items: center;
  gap: 10px; margin: 20px 0 8px; color: #687386; font-size: 14px;
}
.text-button { padding: 8px 10px; border: 0; color: #b42318; }
.items { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.item {
  display: grid; grid-template-columns: 28px 1fr auto; gap: 9px; align-items: center;
  border: 1px solid #dde4ed; border-radius: 14px; padding: 10px 9px 10px 12px;
}
.item-check { width: 22px; height: 22px; accent-color: #2563eb; }
.item-main { min-width: 0; }
.item-text {
  display: block; width: 100%; border: 0; padding: 2px 0;
  font-size: 17px; background: transparent; box-shadow: none !important;
}
.item.checked .item-text { text-decoration: line-through; color: #929baa; }
.item-meta { font-size: 11px; color: #98a1ae; margin-top: 2px; }
.remove {
  border: 0; background: transparent; color: #9ba5b3;
  border-radius: 9px; font-size: 22px; padding: 4px 8px;
}
.remove:hover { color: #b42318; background: #fff1f0; }
.empty { display: grid; gap: 5px; text-align: center; color: #7b8594; padding: 42px 10px; }
.empty strong { color: #4d586a; }
.toast {
  position: fixed; z-index: 5; left: 50%; bottom: max(20px, env(safe-area-inset-bottom));
  transform: translate(-50%, 30px); opacity: 0; pointer-events: none;
  background: #172033; color: white; border-radius: 12px; padding: 10px 14px;
  transition: .2s; font-weight: 650; box-shadow: 0 8px 25px rgba(0,0,0,.2);
}
.toast.show { opacity: 1; transform: translate(-50%, 0); }
@media (max-width: 520px) {
  body { padding-left: 0; padding-right: 0; padding-top: 0; background: #fff; }
  .card { min-height: 100dvh; border-radius: 0; box-shadow: none; padding: 18px 15px; }
  .home { margin-top: 0; display: flex; flex-direction: column; justify-content: center; }
  .presence-row { grid-template-columns: 1fr; }
  .participants { justify-content: flex-start; }
}
textarea{min-height:48px}.app-layout{min-height:100dvh}.label-help{font-weight:500;color:#7a8494}code{background:#eef3f9;border-radius:5px;padding:2px 5px}.menu-button{border:1px solid #ccd5e1;background:#fff;color:#263349;border-radius:11px;padding:10px 13px;font-weight:700;font-size:19px;line-height:1}.home{position:relative}.home .menu-button{position:absolute;top:18px;left:18px}.category-section{margin-top:16px}.category-title{margin:0 0 8px;display:flex;gap:8px;font-size:15px;color:#465267;text-transform:capitalize}.category-count{color:#98a1ae;font-weight:500}.sidebar{position:fixed;z-index:30;inset:0 auto 0 0;width:min(340px,88vw);padding:18px 16px;background:#fff;box-shadow:14px 0 45px rgba(31,45,70,.18);transform:translateX(-105%);transition:.2s;display:flex;flex-direction:column;gap:14px}.sidebar.open{transform:none}.sidebar-head{display:flex;justify-content:space-between;align-items:center;font-size:22px}.sidebar-close{border:0;background:transparent;font-size:28px}.sidebar-backdrop{position:fixed;z-index:25;inset:0;background:rgba(19,30,49,.35);opacity:0;pointer-events:none;transition:.2s}.sidebar-backdrop.open{opacity:1;pointer-events:auto}.compact{padding:10px 12px}.secondary{width:100%;border:0;border-radius:13px;padding:13px 16px;font-weight:750;background:#edf3ff;color:#1d4ed8}.recent-lists{display:grid;gap:6px;overflow:auto}.recent-list{display:grid;grid-template-columns:1fr auto;gap:8px;align-items:center;padding:10px 8px 10px 12px;border-radius:12px}.recent-list:hover,.recent-list.active{background:#eef4ff}.recent-main{text-decoration:none;color:inherit;min-width:0}.recent-title{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;font-weight:700}.recent-meta{font-size:12px;color:#8a94a3}.forget-list{border:0;background:transparent;color:#9ca6b5;font-size:20px}.sync-panel{margin-top:auto;border-top:1px solid #e2e7ef;padding-top:14px}@media(min-width:1120px){.app-layout{display:grid;grid-template-columns:300px 1fr}.sidebar{position:sticky;top:0;width:300px;height:100dvh;transform:none;box-shadow:none;border-right:1px solid #dfe5ee}.sidebar-close,.menu-button,.sidebar-backdrop{display:none}}