:root {
  --bg: #f1f3f6;
  --card: #ffffff;
  --text: #15243a;
  --muted: #6b7a90;
  --brand1: #123157;
  --brand2: #1d4e89;
  --accent: #16345c;
  --hint-bg: #e8f0fb;
  --hint-text: #1d4e89;
  --border: #e3e8ef;
  --green-bg: #e5f6ea;
  --green-text: #1c7c3c;
  --orange-bg: #fdeeda;
  --orange-text: #b46a12;
  --red: #d33a2c;
  --input-bg: #ffffff;
}
[data-theme="dark"] {
  --bg: #0f1722;
  --card: #1a2534;
  --text: #e8eef6;
  --muted: #8fa0b5;
  --brand1: #0c2038;
  --brand2: #163a63;
  --accent: #9dc1ec;
  --hint-bg: #16283e;
  --hint-text: #9dc1ec;
  --border: #2a3a4f;
  --green-bg: #163524;
  --green-text: #6fd694;
  --orange-bg: #3a2c14;
  --orange-text: #eab263;
  --red: #ef6e61;
  --input-bg: #101a27;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 16px;
  line-height: 1.45;
}
button, input, select, textarea { font: inherit; color: inherit; }
a { color: var(--accent); }

/* ---------- Header ---------- */
.header {
  background: linear-gradient(135deg, var(--brand1), var(--brand2));
  color: #fff;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.header .firma { font-size: 1.05rem; font-weight: 700; flex: 1; min-width: 0;
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.header .who { text-align: right; line-height: 1.15; min-width: 0; }
.header .who .name { font-weight: 700; font-size: .9rem; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; max-width: 150px; }
.header .who .role { font-size: .72rem; opacity: .85; }
.btn-theme {
  background: rgba(255,255,255,.18); border: none; border-radius: 50%;
  width: 32px; height: 32px; cursor: pointer; flex: none; font-size: .95rem;
}
.btn-logout {
  background: #fff; color: var(--brand2); border: none; border-radius: 10px;
  padding: 7px 10px; font-weight: 700; cursor: pointer; flex: none; font-size: .9rem;
}
@media (max-width: 400px) {
  .header .who .role { display: none; }
}

/* ---------- Navigation ---------- */
.nav {
  background: var(--card); display: flex; overflow-x: auto;
  border-bottom: 1px solid var(--border); position: sticky; top: 0; z-index: 5;
  -webkit-overflow-scrolling: touch;
}
.nav button {
  background: none; border: none; border-bottom: 3px solid transparent;
  padding: 12px 14px; font-weight: 700; color: var(--muted);
  white-space: nowrap; cursor: pointer; font-size: .95rem;
}
.nav button.active { color: var(--accent); border-bottom-color: var(--brand2); }

/* ---------- Layout ---------- */
.page { padding: 14px; max-width: 900px; margin: 0 auto; }
.card {
  background: var(--card); border-radius: 16px; padding: 16px;
  margin-bottom: 14px; box-shadow: 0 1px 3px rgba(10,25,50,.07);
}
h1, h2 { color: var(--accent); margin: 0 0 12px; }
h1 { font-size: 1.4rem; }
h2 { font-size: 1.1rem; }
.hint {
  background: var(--hint-bg); color: var(--hint-text); border-radius: 12px;
  padding: 12px 14px; margin: 12px 0; font-size: .95rem;
}
.muted { color: var(--muted); }
.small { font-size: .85rem; }

/* ---------- Buttons ---------- */
.btn {
  display: block; width: 100%; border: none; border-radius: 12px;
  padding: 14px; font-weight: 700; font-size: 1.05rem; cursor: pointer;
  margin: 8px 0; text-align: center;
}
.btn-primary { background: var(--brand2); color: #fff; }
.btn-secondary { background: var(--bg); color: var(--text); border: 1px solid var(--border); }
.btn-inline {
  display: inline-block; width: auto; padding: 8px 14px; font-size: .95rem; margin: 4px 4px 4px 0;
}
.btn-danger-x {
  background: none; border: none; color: var(--red); font-weight: 700;
  cursor: pointer; font-size: 1.1rem; padding: 4px 8px;
}
.btn:disabled { opacity: .55; cursor: default; }

/* ---------- Formulare ---------- */
label.field { display: block; margin: 10px 0 4px; font-weight: 600; }
input[type=text], input[type=password], input[type=date], input[type=number],
select, textarea {
  width: 100%; padding: 12px; border: 1px solid var(--border);
  border-radius: 10px; background: var(--input-bg);
}
textarea { min-height: 110px; resize: vertical; }

/* ---------- Statistik-Kacheln ---------- */
.stats { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-bottom: 14px; }
.stat {
  background: var(--card); border-radius: 16px; padding: 20px 10px;
  text-align: center; box-shadow: 0 1px 3px rgba(10,25,50,.07);
}
.stat .num { font-size: 2.2rem; font-weight: 800; color: var(--accent); }
.stat .lbl { color: var(--muted); margin-top: 4px; }

/* ---------- Tabellen ---------- */
.table-scroll { overflow-x: auto; }
table { border-collapse: collapse; width: 100%; min-width: 480px; }
th {
  text-align: left; color: var(--muted); font-size: .8rem;
  text-transform: uppercase; letter-spacing: .04em;
  padding: 10px 8px; background: var(--bg); border-bottom: 1px solid var(--border);
}
td { padding: 12px 8px; border-bottom: 1px solid var(--border); vertical-align: top; }

/* ---------- Badges ---------- */
.badge {
  display: inline-block; border-radius: 999px; padding: 3px 12px;
  font-size: .85rem; font-weight: 700;
}
.badge-green { background: var(--green-bg); color: var(--green-text); }
.badge-orange { background: var(--orange-bg); color: var(--orange-text); }
.badge-count {
  background: var(--red); color: #fff; border-radius: 999px;
  font-size: .75rem; padding: 1px 8px; margin-left: 4px;
}

/* ---------- Baustellen-Karten ---------- */
.bau-card {
  border: 1px solid var(--border); border-radius: 14px; padding: 14px;
  margin: 10px 0; cursor: pointer;
}
.bau-card .nr { color: var(--muted); font-size: .85rem; }
.bau-card .titel { color: var(--accent); font-weight: 800; font-size: 1.1rem; margin: 2px 0 6px; }
.bau-card .meta { font-size: .95rem; margin: 2px 0; }

/* ---------- Detail-Tabs ---------- */
.subnav { display: flex; overflow-x: auto; border-bottom: 1px solid var(--border); margin-bottom: 12px; }
.subnav button {
  background: none; border: none; border-bottom: 3px solid transparent;
  padding: 10px 12px; font-weight: 700; color: var(--muted); white-space: nowrap; cursor: pointer;
}
.subnav button.active { color: var(--accent); border-bottom-color: var(--brand2); }

/* ---------- Checkliste ---------- */
.progress-track { background: var(--bg); border-radius: 999px; height: 10px; margin: 8px 0 14px; }
.progress-fill { background: var(--brand2); border-radius: 999px; height: 10px; transition: width .3s; }
.step {
  display: flex; align-items: flex-start; gap: 12px;
  border: 1px solid var(--border); border-radius: 14px; padding: 14px; margin: 8px 0;
}
.step input[type=checkbox] { width: 24px; height: 24px; flex: none; margin-top: 2px; }
.step .t { font-weight: 700; }
.step.done .t { text-decoration: line-through; color: var(--muted); }
.step .m { color: var(--muted); font-size: .9rem; }

/* ---------- Listenzeilen ---------- */
.row-item {
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid var(--border); padding: 10px 0;
}
.row-item .grow { flex: 1; min-width: 0; }
.row-item.done .grow { text-decoration: line-through; color: var(--muted); }

/* ---------- Berichte ---------- */
.bericht { border: 1px solid var(--border); border-radius: 14px; padding: 14px; margin: 10px 0; }
.bericht .kopf { color: var(--accent); font-weight: 800; }
.bericht .meta { color: var(--muted); font-size: .9rem; margin: 4px 0; }
.bericht .fotos { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 8px; }
.bericht .fotos img { width: 88px; height: 88px; object-fit: cover; border-radius: 10px; }

/* ---------- Plantafel / Zeiten ---------- */
.week-nav { display: flex; gap: 8px; margin-bottom: 12px; }
.week-nav .btn { margin: 0; padding: 12px 8px; }
.plantafel select { min-width: 110px; padding: 8px; }

/* ---------- Arbeitsphasen & Unterschrift ---------- */
.phase-kopf {
  font-weight: 800; color: var(--accent); margin: 16px 0 4px;
  padding-bottom: 4px; border-bottom: 2px solid var(--brand2);
}
.sig-canvas {
  width: 100%; height: 150px; border: 2px dashed var(--border);
  border-radius: 12px; background: #fff; touch-action: none; display: block;
}

/* ---------- Kalender ---------- */
.kal-kopf {
  display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px;
  text-align: center; font-size: .75rem; font-weight: 700; color: var(--muted);
  margin: 10px 0 4px;
}
.kal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.kal-zelle {
  border: 1px solid var(--border); border-radius: 10px; min-height: 58px;
  padding: 4px; cursor: pointer; position: relative; background: var(--card);
}
.kal-zelle.leer { border: none; background: none; cursor: default; }
.kal-zelle.we { background: var(--bg); }
.kal-zelle.feiertag { background: var(--hint-bg); cursor: default; }
.kal-zelle.urlaub { background: var(--green-bg); border-color: var(--green-text); }
.kal-zelle.krank { background: var(--orange-bg); border-color: var(--orange-text); }
.kal-zelle.schule { background: var(--hint-bg); border-color: var(--brand2); }
.kal-zelle.schule .kal-inhalt { color: var(--hint-text); }
.kal-tag { font-size: .75rem; color: var(--muted); }
.kal-inhalt { font-weight: 800; text-align: center; font-size: 1rem; }
.kal-zelle.urlaub .kal-inhalt { color: var(--green-text); }
.kal-zelle.krank .kal-inhalt { color: var(--orange-text); }
.kal-zelle.feiertag .kal-inhalt { color: var(--hint-text); }
.kal-punkt {
  width: 8px; height: 8px; border-radius: 50%; background: var(--brand2);
  position: absolute; top: 6px; right: 6px;
}
.kal-std {
  position: absolute; bottom: 3px; right: 5px; font-size: .65rem; color: var(--muted);
}

/* ---------- Login ---------- */
.login-wrap { max-width: 420px; margin: 8vh auto 0; padding: 16px; }
.user-tiles { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 6px 0 4px; }
.user-tile {
  display: flex; align-items: center; gap: 10px; text-align: left;
  border: 2px solid var(--border); border-radius: 12px; background: var(--input-bg);
  padding: 10px 12px; cursor: pointer; font-weight: 600;
}
.user-tile .avatar {
  width: 34px; height: 34px; border-radius: 50%; flex: none;
  background: var(--brand2); color: #fff; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.user-tile.selected { border-color: var(--brand2); background: var(--hint-bg); }
.login-logo { text-align: center; font-size: 2.4rem; }
.login-title { text-align: center; font-size: 1.4rem; font-weight: 800; color: var(--accent); margin-bottom: 18px; }
.error { color: var(--red); font-weight: 600; margin: 8px 0; }

@media (min-width: 700px) {
  .stats { grid-template-columns: repeat(3, 1fr); }
}