/* Layout: lo schema del foglio originale. Due colonne in alto (importante urgente | importante non urgente),
   una fascia larga sotto (non importante non urgente), i fatti in fondo. Solo tema chiaro, per scelta. */
:root {
  color-scheme: light;
  --bg: #ffffff;
  --grid: #dcecf5;
  --rule: #3d5f94;
  --ink: #1d2733;
  --ink-2: #4a5563;
  --ink-3: #6f7a88;
  --line: #cfd8e3;
  --accent: #2f56a6;
  --accent-ink: #ffffff;
  --q1-note: #ffd2c8;
  --q2-note: #fff0a0;
  --q4-note: #d4ecf9;
  --note-ink: #1d2733;
  --today: #b85c00;
  --late: #c0261a;
  --ok: #2e7d32;
  --shadow: 0 1px 1px rgba(20, 30, 45, .10), 0 4px 10px -4px rgba(20, 30, 45, .25);
  --scrim: rgba(15, 22, 32, .45);
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { min-height: 100%; margin: 0; }
html { padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
body {
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.45 var(--font);
  padding-inline: 16px;
  padding-block: 0 56px;
  -webkit-font-smoothing: antialiased;
  -webkit-text-size-adjust: 100%;
}
button, input, textarea { font: inherit; color: inherit; }
button { cursor: pointer; }
[hidden] { display: none !important; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }

.wrap { max-width: 1200px; margin: 0 auto; }

/* Testata */
.top {
  display: flex; flex-wrap: wrap; align-items: center; gap: 12px 16px;
  padding-block: 18px 14px;
}
.top h1 { font-size: 28px; font-weight: 700; margin: 0; letter-spacing: -0.01em; }
.sync { display: inline-flex; align-items: center; gap: 7px; font-size: 14px; color: var(--ink-3); margin-right: auto; }
.sync i { width: 9px; height: 9px; border-radius: 50%; background: var(--ink-3); display: inline-block; flex: none; }
.sync[data-s="on"] i { background: var(--ok); }
.sync[data-s="wait"] i, .sync[data-s="off"] i { background: var(--today); }
.sync[data-s="err"] i { background: var(--late); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 46px; padding: 0 18px; border-radius: 10px; border: 1px solid var(--line);
  background: #fff; font-weight: 600; font-size: 17px; white-space: nowrap;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn.danger { color: var(--late); border-color: transparent; background: transparent; }
.btn.danger.solid { background: var(--late); color: #fff; }
.btn.plain { border-color: transparent; background: transparent; }
.btn.small { min-height: 40px; font-size: 15px; padding: 0 14px; }
.btn:hover { filter: brightness(0.96); }
.btn:disabled { opacity: .6; cursor: default; }

.notice {
  margin: 0 0 14px; padding: 12px 14px; border-radius: 10px;
  border: 1px solid #f0c48a; background: #fff7ec; color: var(--ink-2); font-size: 15px;
}

/* Il foglio */
.sheet {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-areas: "q1 q2" "q4 q4";
  background-color: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
}
.quad { min-width: 0; padding: 0 16px 20px; display: flex; flex-direction: column; }
.quad[data-q="q1"] { grid-area: q1; border-right: 4px solid var(--rule); min-height: 300px; }
.quad[data-q="q2"] { grid-area: q2; min-height: 300px; }
.quad[data-q="q4"] { grid-area: q4; border-top: 4px solid var(--rule); min-height: 180px; }
.quad.drop { background-color: rgba(47, 86, 166, .06); }

.qhead {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 0 12px; flex-wrap: wrap;
}
.qhead h2 {
  margin: 0; font-size: 16px; font-weight: 600; color: var(--rule);
  letter-spacing: .12em; text-transform: uppercase;
  display: flex; align-items: center; gap: 10px;
}
.qhead h2 .n {
  font-size: 14px; letter-spacing: 0; font-variant-numeric: tabular-nums;
  background: var(--rule); color: #fff; border-radius: 999px; padding: 1px 9px; font-weight: 600;
}
.quad[data-q="q4"] .qhead h2 { letter-spacing: .3em; }

/* L'elenco: un pallino da spuntare e il testo, come una nota del telefono */
.items { list-style: none; margin: 0; padding: 0; }
.empty { color: var(--ink-3); font-size: 15px; padding: 6px 0; }
.item {
  display: flex; align-items: flex-start; gap: 12px;
  padding: 10px 0; border-bottom: 1px solid var(--line);
  transition: opacity .3s ease;
}
.item:last-child { border-bottom: 0; }
.item.dragging { opacity: .45; }
.item.going { opacity: 0; transition-delay: .15s; }
.tick {
  flex: none; width: 28px; height: 28px; margin-top: 1px; padding: 0;
  border-radius: 50%; border: 2px solid #b4bcc6; background: #fff; color: transparent;
  display: inline-flex; align-items: center; justify-content: center;
  transition: background-color .15s, border-color .15s, color .15s;
}
.tick:hover { border-color: var(--ok); color: var(--ok); }
.item.going .tick { background: var(--ok); border-color: var(--ok); color: #fff; }
.item .open {
  flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 2px;
  background: transparent; border: 0; padding: 2px 0; text-align: left;
}
.item .t { font-size: 18px; line-height: 1.3; overflow-wrap: anywhere; }
.item .sub { display: flex; flex-wrap: wrap; gap: 2px 12px; font-size: 15px; color: var(--ink-2); }
.item .who { overflow-wrap: anywhere; }
.item .when { font-weight: 600; font-variant-numeric: tabular-nums; }
.item .when.today { color: var(--today); }
.item .when.late { color: var(--late); }
.item .info { color: var(--ink-3); }

/* Fatti */
.done { margin-top: 26px; border-top: 4px solid var(--rule); }
.done-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 14px 0 6px; flex-wrap: wrap; }
.done-head h2 { margin: 0; font-size: 16px; font-weight: 600; color: var(--rule); letter-spacing: .12em; text-transform: uppercase; }
.done-list { list-style: none; margin: 0; padding: 0; }
.done-list li {
  display: flex; align-items: center; gap: 12px; padding: 12px 0;
  border-bottom: 1px solid var(--line); min-width: 0; flex-wrap: wrap;
}
.done-list .tick { flex: none; color: var(--ok); }
.done-list .txt { flex: 1 1 240px; min-width: 0; }
.done-list .txt b { font-weight: 600; overflow-wrap: anywhere; }
.done-list .txt span { display: block; font-size: 14px; color: var(--ink-3); font-variant-numeric: tabular-nums; }
.done-list .acts { display: flex; gap: 6px; flex-wrap: wrap; }
.done-empty { color: var(--ink-3); font-size: 15px; padding: 6px 0 12px; }

/* Copia di sicurezza */
.copia {
  margin-top: 26px; padding: 16px; border: 1px solid var(--line); border-radius: 12px;
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 12px 20px;
}
.copia-txt { flex: 1 1 280px; min-width: 0; display: grid; gap: 4px; }
.copia h2 { margin: 0; font-size: 16px; font-weight: 600; color: var(--rule); letter-spacing: .12em; text-transform: uppercase; }
.copia p { margin: 0; color: var(--ink-2); font-size: 15px; }

.foot .ver { margin-left: auto; }
.foot { margin-top: 30px; display: flex; flex-wrap: wrap; align-items: center; gap: 8px 14px; color: var(--ink-3); font-size: 14px; }

/* Schermata di accesso */
.login {
  max-width: 420px; margin: 8vh auto 0; display: grid; gap: 16px;
}
.login h1 { font-size: 30px; margin: 0; }
.login p { margin: 0; color: var(--ink-2); }
.login .card {
  display: grid; gap: 14px; padding: 20px; border: 1px solid var(--line); border-radius: 14px;
  background-color: #fff;
  box-shadow: 0 10px 30px -18px rgba(20, 30, 45, .5);
}
.login .err { color: var(--late); font-size: 15px; margin: 0; }
.login .msg { color: var(--ok); font-size: 15px; margin: 0; }
.login .links { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px; }
.linkbtn {
  background: none; border: 0; padding: 6px 0; color: var(--accent); font-weight: 600; font-size: 16px;
  text-decoration: underline; text-underline-offset: 3px;
}

/* Finestra del post-it */
dialog {
  border: 0; padding: 0; border-radius: 14px;
  width: min(560px, calc(100vw - 24px)); max-height: calc(100dvh - 24px);
  background: #fff; color: var(--ink);
  box-shadow: 0 20px 60px -10px rgba(0,0,0,.45);
}
dialog::backdrop { background: var(--scrim); }
.form { display: flex; flex-direction: column; max-height: calc(100dvh - 24px); }
.form-head { display: flex; align-items: center; gap: 10px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.form-head h2 { font-size: 21px; margin: 0; flex: 1; }
.form-body { padding: 18px 16px; overflow: auto; display: grid; gap: 16px; }
.field { display: grid; gap: 6px; min-width: 0; }
.field > label, .field > .lbl { font-size: 15px; font-weight: 600; color: var(--ink-2); }
.field input, .field textarea {
  width: 100%; min-width: 0; border: 1px solid var(--line); border-radius: 10px;
  background: #fff; padding: 11px 12px; outline: none; font-size: 17px;
}
.field input:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(47,86,166,.15); }
.field textarea { resize: vertical; min-height: 110px; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.where { display: grid; gap: 8px; }
.where label {
  display: flex; align-items: center; gap: 12px; padding: 12px 14px; border-radius: 10px;
  border: 2px solid var(--line); font-size: 16px; cursor: pointer; background: #fff;
}
.where label i { width: 22px; height: 16px; border-radius: 2px 2px 2px 6px; flex: none; box-shadow: var(--shadow); }
.where input { width: 20px; height: 20px; accent-color: var(--accent); margin: 0; flex: none; }
.where label:has(input:checked) { border-color: var(--accent); background: rgba(47,86,166,.05); }
.more-toggle {
  justify-self: start; background: none; border: 0; padding: 4px 0; color: var(--accent); font-weight: 600; font-size: 17px;
  text-decoration: underline; text-underline-offset: 3px;
}
.extra { display: grid; gap: 16px; }
.stamp { font-size: 14px; color: var(--ink-3); font-variant-numeric: tabular-nums; margin: 0; }
.form-foot { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; padding: 12px 16px; border-top: 1px solid var(--line); }
.form-foot .spacer { flex: 1; }
.confirm-del { display: flex; align-items: center; gap: 8px; font-size: 15px; color: var(--late); flex-wrap: wrap; }

/* Avviso in basso */
.toast {
  position: fixed; left: 50%; bottom: calc(18px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%);
  background: var(--ink); color: #fff; border-radius: 12px;
  padding: 10px 10px 10px 16px; display: flex; align-items: center; gap: 12px;
  box-shadow: 0 10px 30px -8px rgba(0,0,0,.5); z-index: 50; font-size: 16px;
  max-width: calc(100vw - 32px);
}
.toast button { background: #fff; color: var(--ink); border: 0; border-radius: 8px; font-weight: 600; padding: 8px 12px; }

/* Telefono: le tre parti una sotto l'altra */
@media (max-width: 720px) {
  .sheet { grid-template-columns: 1fr; grid-template-areas: "q1" "q2" "q4"; }
  .quad[data-q="q1"] { border-right: 0; min-height: 0; }
  .quad[data-q="q2"] { border-top: 4px solid var(--rule); min-height: 0; }
  .quad[data-q="q4"] { min-height: 0; }
  .quad[data-q="q4"] .qhead h2 { letter-spacing: .12em; }
  .top h1 { font-size: 24px; }
  .top .btn.primary { flex: 1 1 100%; }
  .copia .btn { flex: 1 1 100%; }
  .two { grid-template-columns: 1fr; }
  dialog { width: 100vw; max-width: 100vw; max-height: 100dvh; height: 100dvh; border-radius: 0; margin: 0; }
  .form { max-height: 100dvh; height: 100%; padding-top: env(safe-area-inset-top, 0px); padding-bottom: env(safe-area-inset-bottom, 0px); }
  .form-body { flex: 1; }
}
@media (prefers-reduced-motion: reduce) {
  .item, .tick { transition: none; }
}