/* ------------------------------------------------------------------
   Aussehen der Seite. Tipp: Ändere die Farben unter :root und schau,
   wie sich alles mitändert (das sind "CSS-Variablen").
------------------------------------------------------------------ */

:root {
  --accent: #6c8cff;
  --radius: 16px;
  --gap: 20px;
}

/* Dunkles Design (Standard) */
[data-theme="dark"] {
  --bg: #0f1220;
  --card: #171b2e;
  --text: #e8ebff;
  --muted: #9aa3c7;
  --border: #262c47;
}

/* Helles Design */
[data-theme="light"] {
  --bg: #f5f6fb;
  --card: #ffffff;
  --text: #1a1d2b;
  --muted: #6b7192;
  --border: #e3e6f0;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  transition: background .3s, color .3s;
  min-height: 100vh;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
}

h1 { font-size: 22px; margin: 0; }
.wink { opacity: .8; }
h2 { font-size: 16px; margin: 0 0 10px; }

.muted { color: var(--muted); font-size: 14px; }

/* Karten-Raster, passt sich der Breite an */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--gap);
  padding: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}

/* Buttons */
.btn {
  border: 1px solid var(--border);
  background: transparent;
  color: var(--text);
  padding: 10px 16px;
  border-radius: 10px;
  font-size: 16px;
  cursor: pointer;
  transition: transform .05s, background .2s, border-color .2s;
}
.btn:hover { border-color: var(--accent); }
.btn:active { transform: scale(.96); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn.ghost { font-size: 14px; }

/* Zähler */
.counter { display: flex; align-items: center; gap: 16px; }
#count { font-size: 34px; font-weight: 700; min-width: 48px; text-align: center; }

/* Eingaben */
.input {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}
.big { font-size: 24px; font-weight: 600; margin: 14px 0 0; }

/* Farb-Box */
.colorbox {
  margin-top: 14px;
  height: 90px;
  border-radius: 12px;
  background: var(--accent);
  border: 1px solid var(--border);
}

/* To-Do */
.row { display: flex; gap: 10px; }
.todo { list-style: none; padding: 0; margin: 14px 0 0; display: grid; gap: 8px; }
.todo li {
  display: flex; justify-content: space-between; align-items: center;
  background: var(--bg); border: 1px solid var(--border);
  padding: 10px 12px; border-radius: 10px;
}
.todo button { background: none; border: none; color: var(--muted); cursor: pointer; font-size: 16px; }
.todo button:hover { color: #ff6b6b; }

.foot { text-align: center; padding: 30px; font-size: 13px; }