:root {
  --blau: #2563eb;
  --blau-dunkel: #1d4ed8;
  --rot: #dc2626;
  --gruen: #16a34a;
  --gelb: #d97706;
  --grau-50: #f8fafc;
  --grau-100: #f1f5f9;
  --grau-200: #e2e8f0;
  --grau-400: #94a3b8;
  --grau-600: #475569;
  --grau-900: #0f172a;
  --radius: 8px;
  --schatten: 0 1px 3px rgba(15, 23, 42, 0.1);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-size: 15px;
  line-height: 1.5;
  color: var(--grau-900);
  background: var(--grau-100);
}

a { color: var(--blau); text-decoration: none; }
a:hover { text-decoration: underline; }

h1 { font-size: 1.5rem; margin: 0 0 0.25rem; }
h2 { font-size: 1.1rem; margin: 2rem 0 0.75rem; }

/* ---------- Navigation ---------- */

.kopf {
  background: #fff;
  border-bottom: 1px solid var(--grau-200);
  position: sticky;
  top: 0;
  z-index: 20;
}

.nav {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  min-height: 52px;
}

.logo { font-weight: 700; color: var(--blau); }

.nav-links, .nav-rechts { display: flex; gap: 0.25rem; align-items: center; }
.nav-rechts { margin-left: auto; }

.nav a, .nav .link-knopf {
  color: var(--grau-600);
  padding: 0.35rem 0.7rem;
  border-radius: var(--radius);
}
.nav a:hover, .nav .link-knopf:hover { background: var(--grau-100); text-decoration: none; }
.nav a.aktiv { color: var(--blau); background: #eff6ff; font-weight: 600; }

.link-knopf {
  border: 0;
  background: none;
  font: inherit;
  cursor: pointer;
  padding: 0;
  color: var(--blau);
}
.gefahr-text { color: var(--rot); }

/* ---------- Layout ---------- */

.inhalt { max-width: 1200px; margin: 0 auto; padding: 1.25rem 1rem 3rem; }

.seiten-kopf {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.gedimmt { color: var(--grau-400); }
.leer { color: var(--grau-400); font-style: italic; }
.hinweis { color: var(--grau-600); font-size: 0.9rem; }
.brotkrumen { margin: 0 0 0.25rem; }
.projekt-beschreibung { white-space: pre-line; max-width: 70ch; }
.trenner { border: 0; border-top: 1px solid var(--grau-200); margin: 2rem 0 1rem; }

.anzahl {
  display: inline-block;
  background: var(--grau-200);
  color: var(--grau-600);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0 0.55rem;
  vertical-align: middle;
}
.anzahl.rot { background: #fee2e2; color: var(--rot); }

.meldung {
  padding: 0.6rem 0.9rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
}
.meldung.ok { background: #dcfce7; color: #166534; }
.meldung.fehler { background: #fee2e2; color: #991b1b; }

/* ---------- Knoepfe ---------- */

.knopf {
  display: inline-block;
  border: 1px solid var(--grau-200);
  background: #fff;
  color: var(--grau-900);
  font: inherit;
  padding: 0.45rem 0.9rem;
  border-radius: var(--radius);
  cursor: pointer;
  box-shadow: var(--schatten);
  white-space: nowrap;
}
.knopf:hover { background: var(--grau-50); text-decoration: none; }
.knopf.primaer { background: var(--blau); border-color: var(--blau); color: #fff; }
.knopf.primaer:hover { background: var(--blau-dunkel); }
.knopf.gefahr { color: var(--rot); border-color: #fecaca; }
.knopf.gefahr:hover { background: #fef2f2; }
.knopf.klein { padding: 0.25rem 0.6rem; font-size: 0.85rem; }
.knopf.breit { width: 100%; }
.knopf-zeile { display: flex; gap: 0.5rem; margin-top: 1rem; flex-wrap: wrap; }
.inline-form { display: inline; }

/* ---------- Formulare ---------- */

.formular { max-width: 720px; }
.formular.schmal { max-width: 400px; }

label { display: block; font-weight: 600; margin: 0.9rem 0 0.25rem; }
label:first-child { margin-top: 0; }

input[type="text"], input[type="email"], input[type="password"],
input[type="date"], textarea, select {
  width: 100%;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  font: inherit;
  background: #fff;
}
input:focus, textarea:focus, select:focus {
  outline: 2px solid var(--blau);
  outline-offset: -1px;
}
textarea { resize: vertical; }

.feld-zeile {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0 1rem;
}

.zeilen-form { display: flex; gap: 0.35rem; align-items: center; }
.zeilen-form select, .zeilen-form input { width: auto; min-width: 0; }

.detail-liste { display: grid; grid-template-columns: auto 1fr; gap: 0.25rem 1.5rem; }
.detail-liste dt { font-weight: 600; }
.detail-liste dd { margin: 0; }

/* ---------- Login ---------- */

.login-box {
  max-width: 380px;
  margin: 10vh auto 0;
  background: #fff;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--schatten);
}
.login-box h1 { margin-bottom: 1rem; }
.login-box .knopf { margin-top: 1.25rem; }

/* ---------- Tabellen ---------- */

.tabellen-wrapper {
  overflow-x: auto;
  background: #fff;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  box-shadow: var(--schatten);
}

table { width: 100%; border-collapse: collapse; min-width: 560px; }
th, td { text-align: left; padding: 0.55rem 0.8rem; border-bottom: 1px solid var(--grau-100); }
th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--grau-600);
  background: var(--grau-50);
}
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: var(--grau-50); }
tr.inaktiv td { color: var(--grau-400); }
.aufgaben-link { font-weight: 600; color: var(--grau-900); }

/* ---------- Badges ---------- */

.badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 0.1rem 0.55rem;
  border-radius: 999px;
  white-space: nowrap;
}
.status-offen { background: var(--grau-200); color: var(--grau-600); }
.status-in_bearbeitung { background: #dbeafe; color: var(--blau-dunkel); }
.status-wartet { background: #fef3c7; color: var(--gelb); }
.status-erledigt { background: #dcfce7; color: var(--gruen); }
.prio-niedrig { background: var(--grau-100); color: var(--grau-400); }
.prio-normal { background: var(--grau-200); color: var(--grau-600); }
.prio-hoch { background: #ffedd5; color: var(--gelb); }
.prio-dringend { background: #fee2e2; color: var(--rot); }
.badge.archiv { background: var(--grau-200); color: var(--grau-600); vertical-align: middle; }
.ueberfaellig { color: var(--rot); font-weight: 600; }

/* ---------- Filter ---------- */

.filter-leiste {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  background: #fff;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  padding: 0.75rem 1rem 0.9rem;
  margin-bottom: 1rem;
}
.filter-leiste label { margin: 0; font-size: 0.85rem; }
.filter-leiste select { width: auto; display: block; margin-top: 0.2rem; }

/* ---------- Umschalter Kanban/Tabelle ---------- */

.umschalter {
  display: inline-flex;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  overflow: hidden;
  margin: 0.5rem 0 1rem;
  background: #fff;
}
.umschalter a { padding: 0.35rem 1rem; color: var(--grau-600); }
.umschalter a:hover { text-decoration: none; background: var(--grau-50); }
.umschalter a.aktiv { background: var(--blau); color: #fff; }

/* ---------- Kanban ---------- */

.kanban {
  display: grid;
  grid-template-columns: repeat(4, minmax(230px, 1fr));
  gap: 0.9rem;
  align-items: start;
}

.kanban-spalte {
  background: var(--grau-50);
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  padding: 0.6rem;
}

.kanban-spalten-titel {
  font-weight: 700;
  font-size: 0.9rem;
  padding: 0.15rem 0.25rem 0.55rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.kanban-liste { min-height: 60px; display: flex; flex-direction: column; gap: 0.5rem; }

.karte {
  background: #fff;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  padding: 0.6rem 0.7rem;
  box-shadow: var(--schatten);
  cursor: grab;
}
.karte:active { cursor: grabbing; }
.karten-titel { display: block; font-weight: 600; color: var(--grau-900); margin-bottom: 0.35rem; }
.karten-meta { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; font-size: 0.85rem; }
.karten-person { color: var(--grau-600); font-size: 0.85rem; margin-top: 0.3rem; }
.sortable-ghost { opacity: 0.4; }

/* ---------- Projekt-Kacheln (Dashboard) ---------- */

.projekt-kacheln {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}
.projekt-kachel {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  background: #fff;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  padding: 0.8rem 1rem;
  box-shadow: var(--schatten);
  color: var(--grau-900);
}
.projekt-kachel:hover { border-color: var(--blau); text-decoration: none; }
.projekt-kachel span { color: var(--grau-400); font-size: 0.85rem; }

/* ---------- Kommentare ---------- */

.kommentar {
  background: #fff;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  padding: 0.7rem 0.9rem;
  margin-bottom: 0.6rem;
}
.kommentar-kopf { display: flex; gap: 0.75rem; align-items: baseline; margin-bottom: 0.25rem; }
.kommentar-kopf .inline-form { margin-left: auto; }
.kommentar-formular { margin-top: 1rem; }

/* ---------- Faelligkeits-Ampel ---------- */

.faellig { white-space: nowrap; }
.faellig .punkt {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 0.35rem;
  vertical-align: baseline;
  background: var(--grau-400);
}
.ampel-rot .punkt { background: var(--rot); }
.ampel-rot { color: var(--rot); font-weight: 600; }
.ampel-orange .punkt { background: #ea580c; }
.ampel-orange { color: #ea580c; }
.ampel-gelb .punkt { background: #eab308; }
.ampel-gruen .punkt { background: var(--gruen); }
.ampel-grau { color: var(--grau-400); }

/* ---------- Kennzahlen (Dashboard) ---------- */

.kennzahlen {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 0.75rem;
  margin-bottom: 0.5rem;
}
.kennzahl {
  background: #fff;
  border: 1px solid var(--grau-200);
  border-radius: var(--radius);
  padding: 0.7rem 0.9rem;
  box-shadow: var(--schatten);
}
.kennzahl-wert { display: block; font-size: 1.6rem; font-weight: 700; line-height: 1.2; }
.kennzahl-text { color: var(--grau-600); font-size: 0.85rem; }
.kennzahl.rot .kennzahl-wert { color: var(--rot); }
.kennzahl.orange .kennzahl-wert { color: #ea580c; }
.kennzahl.gruen .kennzahl-wert { color: var(--gruen); }

/* ---------- Suche ---------- */

.such-form { flex: 1; min-width: 120px; max-width: 260px; }
.such-form input {
  width: 100%;
  padding: 0.3rem 0.7rem;
  border-radius: 999px;
  font-size: 0.9rem;
}

/* ---------- Private und wiederkehrende Aufgaben ---------- */

.badge.privat { background: #ede9fe; color: #6d28d9; }
.wiederholt {
  color: var(--grau-400);
  font-size: 0.95em;
  margin-left: 0.25rem;
  cursor: default;
}

/* ---------- Verlauf ---------- */

.verlauf { font-size: 0.88rem; color: var(--grau-600); }
.verlauf-eintrag { padding: 0.2rem 0; }
.verlauf-mehr summary {
  cursor: pointer;
  color: var(--blau);
  padding: 0.3rem 0;
}

/* ---------- Admin: Benutzerdaten-Formular ---------- */

.benutzer-daten-form {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  min-width: 190px;
  padding: 0.2rem 0;
}
.benutzer-daten-form .knopf { align-self: flex-start; }

/* ---------- Gefahrenzone (Projekt endgueltig loeschen) ---------- */

.gefahrenzone {
  margin-top: 2rem;
  border: 1px solid #fecaca;
  border-radius: var(--radius);
  background: #fef2f2;
  padding: 1rem 1.25rem;
}
.gefahrenzone h2 { margin-top: 0; color: var(--rot); }

/* ---------- Erfolgsmoment (Toast + Konfetti) ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 2rem;
  transform: translate(-50%, 1rem);
  background: var(--grau-900);
  color: #fff;
  padding: 0.6rem 1.2rem;
  border-radius: 999px;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.25);
  opacity: 0;
  transition: opacity 0.3s, transform 0.3s;
  z-index: 60;
  pointer-events: none;
}
.toast.sichtbar { opacity: 1; transform: translate(-50%, 0); }

canvas.konfetti {
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
}

/* ---------- Mobil ---------- */

@media (max-width: 800px) {
  .kanban {
    display: flex;
    overflow-x: auto;
    padding-bottom: 0.5rem;
  }
  .kanban-spalte { min-width: 250px; flex-shrink: 0; }
  .nav { gap: 0.5rem; padding: 0.4rem 0.75rem; }
  .inhalt { padding: 1rem 0.75rem 3rem; }
  .login-box { margin-top: 4vh; }
}