:root {
  --bg: #f5f6f8;
  --surface: #ffffff;
  --surface-2: #f0f2f5;
  --text: #1b1d21;
  --muted: #6b7280;
  --border: #e2e5ea;
  --accent: #2563eb;
  --accent-text: #ffffff;
  --danger: #dc2626;
  --q1: #dc2626;
  --q2: #2563eb;
  --q3: #d97706;
  --q4: #6b7280;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(0, 0, 0, .05), 0 2px 8px rgba(0, 0, 0, .04);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121418;
    --surface: #1c1f25;
    --surface-2: #252932;
    --text: #e8eaed;
    --muted: #9aa0a9;
    --border: #2e333c;
    --accent: #5b8def;
    --accent-text: #ffffff;
    --danger: #f87171;
    --q1: #f87171;
    --q2: #6b9cf5;
    --q3: #f5b041;
    --q4: #9ca3af;
    --shadow: none;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.45 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  padding-bottom: calc(96px + env(safe-area-inset-bottom));
}

h1, h2 { margin: 0; }
.muted { color: var(--muted); }
[hidden] { display: none !important; }

svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 2.2; stroke-linecap: round; stroke-linejoin: round; }

input, select, textarea, button { font: inherit; color: inherit; }
input, select, textarea { font-weight: 400; }

input:not([type=radio]):not([type=checkbox]), select, textarea {
  width: 100%;
  font-size: 16px; /* verhindert Auto-Zoom auf iOS */
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
}
input:focus-visible, select:focus-visible, textarea:focus-visible, button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}
textarea { resize: vertical; }

/* ---------- Buttons ---------- */

.btn {
  padding: 10px 16px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface);
  cursor: pointer;
  font-weight: 500;
  white-space: nowrap;
}
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-text); }
.btn.danger { color: var(--danger); }

.icon-btn {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
  color: var(--muted);
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }
.icon-btn.small { width: 32px; height: 32px; }
.icon-btn.small svg { width: 18px; height: 18px; }

.fab {
  position: fixed;
  right: calc(20px + env(safe-area-inset-right));
  bottom: calc(20px + env(safe-area-inset-bottom));
  width: 56px;
  height: 56px;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--accent);
  color: var(--accent-text);
  box-shadow: 0 4px 14px rgba(0, 0, 0, .25);
  cursor: pointer;
}
.fab svg { width: 26px; height: 26px; }

/* ---------- Anmeldung ---------- */

.auth { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.auth-card {
  width: 100%;
  max-width: 360px;
  display: grid;
  gap: 14px;
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.auth-card p { margin: 0; }
.auth-card label { display: grid; gap: 6px; font-weight: 500; }
.error { color: var(--danger); }

/* ---------- Kopfzeile ---------- */

.top {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}
.top h1 { font-size: 18px; margin-right: auto; }
.top select { width: auto; max-width: 55vw; padding: 8px 10px; }

.bar, .matrix, .board { max-width: 1100px; margin: 0 auto; padding: 0 16px; }
.bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-top: 12px;
  padding-bottom: 12px;
  font-size: 14px;
}
.toggle { display: flex; align-items: center; gap: 6px; cursor: pointer; color: var(--muted); }
.toggle input { width: 18px; height: 18px; accent-color: var(--accent); }

.viewswitch { display: inline-flex; gap: 2px; padding: 3px; border-radius: 10px; background: var(--surface-2); }
.viewswitch button {
  padding: 5px 12px;
  border: 0;
  border-radius: 8px;
  background: none;
  color: var(--muted);
  font-weight: 500;
  cursor: pointer;
}
.viewswitch button[aria-pressed="true"] { background: var(--surface); color: var(--text); box-shadow: 0 1px 3px rgba(0, 0, 0, .15); }

/* ---------- Matrix ---------- */

.matrix { display: grid; gap: 14px; }
@media (min-width: 860px) {
  .matrix { grid-template-columns: 1fr 1fr; }
}

.quad {
  --qc: var(--q4);
  background: var(--surface);
  border: 1px solid var(--border);
  border-top: 4px solid var(--qc);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 0;
}
.q1 { --qc: var(--q1); }
.q2 { --qc: var(--q2); }
.q3 { --qc: var(--q3); }
.q4 { --qc: var(--q4); }

.quad > header, .note-card > header { display: flex; align-items: center; gap: 8px; padding: 12px 10px 8px 14px; }
.quad > header > div, .note-card > header > div { flex: 1; min-width: 0; }
.quad h2 { font-size: 16px; color: var(--qc); }
.quad header p { margin: 0; font-size: 12px; color: var(--muted); }
.count {
  min-width: 26px;
  padding: 2px 8px;
  border-radius: 99px;
  background: var(--surface-2);
  font-size: 13px;
  font-weight: 600;
  text-align: center;
}
.empty { margin: 0; padding: 4px 14px 16px; color: var(--muted); font-size: 14px; }

.quad ul, .note-card ul { list-style: none; margin: 0; padding: 0 0 6px; }

/* ---------- Projektansicht (Post-its) ---------- */

.board { columns: 300px; column-gap: 14px; }

.note-card {
  --pc: var(--q4);
  break-inside: avoid;
  margin-bottom: 14px;
  background: color-mix(in srgb, var(--pc) 10%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--pc) 35%, var(--border));
  border-top: 4px solid var(--pc);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.note-card h2 { font-size: 16px; overflow-wrap: anywhere; }
.note-card .count { background: color-mix(in srgb, var(--pc) 18%, var(--surface)); }
.note-card .task { border-top-color: color-mix(in srgb, var(--pc) 25%, var(--border)); }

.c0 { --pc: #2563eb; }
.c1 { --pc: #16a34a; }
.c2 { --pc: #db2777; }
.c3 { --pc: #ea580c; }
.c4 { --pc: #7c3aed; }
.c5 { --pc: #0891b2; }
.c6 { --pc: #ca8a04; }
.c7 { --pc: #64748b; }

.qtag { color: var(--qc); font-weight: 600; }

.task { display: flex; align-items: flex-start; gap: 4px; padding: 0 8px; border-top: 1px solid var(--border); }
.task:first-child { border-top: 0; }

.check {
  flex: none;
  display: grid;
  place-items: center;
  width: 40px;
  height: 44px;
  border: 0;
  background: none;
  cursor: pointer;
}
.check::before {
  content: "";
  grid-area: 1 / 1;
  width: 22px;
  height: 22px;
  border: 2px solid var(--qc);
  border-radius: 50%;
}
.check svg { grid-area: 1 / 1; width: 14px; height: 14px; stroke-width: 3; color: #fff; opacity: 0; }
.task.done .check::before { background: var(--qc); }
.task.done .check svg { opacity: 1; }

.task .body {
  flex: 1;
  min-width: 0;
  display: grid;
  gap: 4px;
  padding: 11px 6px 11px 0;
  border: 0;
  background: none;
  text-align: left;
  cursor: pointer;
}
.task .title { overflow-wrap: anywhere; }
.task.done .title { text-decoration: line-through; color: var(--muted); }

.meta { display: flex; flex-wrap: wrap; gap: 6px 10px; font-size: 12.5px; color: var(--muted); }
.meta > span { display: inline-flex; align-items: center; gap: 5px; }
.effort::before { content: ""; width: 8px; height: 8px; border-radius: 2px; background: currentColor; opacity: .7; }
.effort.eS::before { width: 5px; }
.effort.eL::before { width: 12px; }
.due.soon { color: var(--q3); font-weight: 600; }
.due.late { color: var(--danger); font-weight: 600; }

.dot { flex: none; width: 9px; height: 9px; border-radius: 50%; background: var(--muted); }
.p0 { background: #2563eb; }
.p1 { background: #16a34a; }
.p2 { background: #db2777; }
.p3 { background: #ea580c; }
.p4 { background: #7c3aed; }
.p5 { background: #0891b2; }
.p6 { background: #ca8a04; }
.p7 { background: #64748b; }

/* ---------- Dialoge ---------- */

dialog {
  width: min(520px, 100%);
  max-height: 92vh;
  padding: 0;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: var(--surface);
  color: var(--text);
}
dialog::backdrop { background: rgba(0, 0, 0, .45); }

/* Auf dem Handy als Blatt von unten */
@media (max-width: 600px) {
  dialog {
    margin: auto 0 0;
    max-width: 100%;
    border-radius: 16px 16px 0 0;
    border-bottom: 0;
  }
}

.dlg { display: grid; gap: 14px; padding: 20px 16px calc(16px + env(safe-area-inset-bottom)); }
.dlg h2 { font-size: 18px; }
.dlg > label { display: grid; gap: 6px; font-weight: 500; }
.dlg .muted { font-weight: 400; }

fieldset { margin: 0; padding: 0; border: 0; min-width: 0; }
legend { padding: 0; margin-bottom: 6px; font-weight: 500; }

.qpick { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.qpick label {
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
}
.qpick b { font-size: 14px; color: var(--qc); }
.qpick small { font-size: 12px; color: var(--muted); }
.qpick input, .seg input { position: absolute; opacity: 0; pointer-events: none; }
.qpick label:has(input:checked) {
  border-color: var(--qc);
  background: color-mix(in srgb, var(--qc) 10%, var(--surface));
}
.qpick label:has(input:focus-visible), .seg label:has(input:focus-visible) span { outline: 2px solid var(--accent); }

.seg { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.seg span {
  display: grid;
  justify-items: center;
  padding: 8px 4px;
  border: 1.5px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  font-weight: 500;
}
.seg small { font-size: 12px; font-weight: 400; color: var(--muted); }
.seg input:checked + span {
  border-color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--surface));
}

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; margin-top: 4px; }
.spacer { flex: 1; }

.row { display: flex; gap: 8px; }

.proj-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.proj-list li { display: flex; align-items: center; gap: 10px; }
.proj-list input { padding: 8px 10px; }

/* ---------- Sitzungsnotizen ---------- */

.notes-btn { width: auto; min-width: 32px; padding: 0 6px; display: inline-flex; align-items: center; justify-content: center; gap: 3px; font-size: 12.5px; font-weight: 600; }

#noteDlg { width: min(720px, 100%); }
.dlg-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.dlg-head h2 { min-width: 0; overflow-wrap: anywhere; }

.note-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; max-height: 60vh; overflow-y: auto; }
.note-item {
  width: 100%;
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: var(--surface-2);
  text-align: left;
  cursor: pointer;
}
.note-item:hover { border-color: var(--accent); }
.note-head { display: flex; justify-content: space-between; gap: 10px; }
.note-head b { overflow-wrap: anywhere; }
.note-head .muted { flex: none; font-size: 13px; }
.note-preview {
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  white-space: pre-line;
  color: var(--muted);
  font-size: 13.5px;
}

.note-fields { display: grid; grid-template-columns: minmax(150px, auto) 1fr; gap: 10px; }
.note-fields label, #noteForm > label { display: grid; gap: 6px; font-weight: 500; }
#noteForm textarea { min-height: 260px; }
@media (max-width: 480px) {
  .note-fields { grid-template-columns: 1fr; }
}

/* ---------- Meldung ---------- */

.toast {
  inset: auto;
  margin: 0;
  border: 0;
  position: fixed;
  left: 50%;
  bottom: calc(92px + env(safe-area-inset-bottom));
  transform: translateX(-50%);
  max-width: calc(100% - 32px);
  padding: 10px 16px;
  border-radius: 10px;
  background: var(--text);
  color: var(--bg);
  font-size: 14px;
  z-index: 20;
}