/* ============ Themes ============ */
:root {
  --radius: 14px;
  --radius-sm: 9px;
  --hour-h: 52px;
  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}

/* Standard: dunkel („Nacht") — auch vor dem Login */
:root, :root[data-theme="night"] {
  --bg: #14121c; --surface: #1e1b29; --surface-2: #282436;
  --text: #eeeaf8; --muted: #8d86a3; --accent: #9d85ff;
  --accent-soft: #322b4d; --border: #363048;
  --danger: #ff6369; --ok: #3dd68c;
  --shadow: 0 4px 18px rgba(0, 0, 0, .45); color-scheme: dark;
}
:root[data-theme="aurora"] {
  --bg: #f6f4fb;
  --surface: #ffffff;
  --surface-2: #efecf8;
  --text: #2a2438;
  --muted: #8b84a0;
  --accent: #7c5cff;
  --accent-soft: #ece7ff;
  --border: #e4dff2;
  --danger: #e5484d;
  --ok: #30a46c;
  --shadow: 0 4px 18px rgba(60, 40, 120, .10);
  color-scheme: light;
}
:root[data-theme="mint"] {
  --bg: #f2faf6; --surface: #ffffff; --surface-2: #e7f5ee;
  --text: #1d3229; --muted: #7da391; --accent: #18a06a;
  --accent-soft: #dcf3e8; --border: #d9ece2;
  --danger: #e5484d; --ok: #30a46c;
  --shadow: 0 4px 18px rgba(24, 120, 80, .10); color-scheme: light;
}
:root[data-theme="peach"] {
  --bg: #fdf6f1; --surface: #ffffff; --surface-2: #faece1;
  --text: #3a2a20; --muted: #b09482; --accent: #f2734b;
  --accent-soft: #fde5da; --border: #f1e0d3;
  --danger: #e5484d; --ok: #30a46c;
  --shadow: 0 4px 18px rgba(190, 100, 50, .10); color-scheme: light;
}
:root[data-theme="sky"] {
  --bg: #f2f7fc; --surface: #ffffff; --surface-2: #e6f0f9;
  --text: #1c2b3a; --muted: #7f9ab3; --accent: #2f80d7;
  --accent-soft: #ddebfa; --border: #dbe7f2;
  --danger: #e5484d; --ok: #30a46c;
  --shadow: 0 4px 18px rgba(40, 100, 180, .10); color-scheme: light;
}
:root[data-theme="tinte"] {
  --bg: #0f1720; --surface: #17222e; --surface-2: #1f2d3c;
  --text: #e6eef6; --muted: #7d92a6; --accent: #35b8a5;
  --accent-soft: #173d3a; --border: #2a3a4a;
  --danger: #ff6369; --ok: #3dd68c;
  --shadow: 0 4px 18px rgba(0, 0, 0, .45); color-scheme: dark;
}

/* ============ Basics ============ */
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  -webkit-tap-highlight-color: transparent;
  overscroll-behavior-y: none;
}
.hidden { display: none !important; }
h1, h2, h3 { margin: 0 0 .5em; }
a { color: var(--accent); text-decoration: none; }

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

.btn {
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-sm);
  padding: 10px 16px;
  cursor: pointer;
  transition: transform .08s, filter .12s;
}
.btn:active { transform: scale(.96); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; font-weight: 600; }
.btn-primary:hover { filter: brightness(1.06); }
.btn-danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 40%, var(--border)); }
.btn-big { padding: 14px 18px; font-size: 1.05rem; border-radius: var(--radius); }
.btn-ghost { border: none; background: transparent; }

input[type=text], input[type=password], input[type=time], input[type=date],
select, textarea {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius-sm);
  padding: 11px 12px;
  outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
label { display: block; font-size: .88rem; color: var(--muted); font-weight: 600; margin-bottom: 12px; }
label > input, label > select, label > textarea { margin-top: 5px; font-weight: 400; font-size: 1rem; color: var(--text); }

.form-error { color: var(--danger); font-size: .9rem; }

/* ============ Login ============ */
.login-screen {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg); padding: 20px; z-index: 100;
}
.login-card {
  width: 100%; max-width: 360px;
  background: var(--surface);
  border-radius: 22px;
  box-shadow: var(--shadow);
  padding: 32px 26px;
  text-align: center;
}
.login-logo { font-size: 3rem; margin-bottom: 6px; }
.login-card h1 { margin-bottom: 2px; }
.login-sub { color: var(--muted); margin: 0 0 22px; }
.login-card label { text-align: left; }
.login-card .btn { width: 100%; margin-top: 6px; }

/* ============ App-Layout ============ */
.app {
  display: flex; flex-direction: column;
  height: 100dvh;
}
.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 16px;
  padding-top: calc(10px + env(safe-area-inset-top));
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  flex: none;
}
.topbar-title { font-weight: 700; font-size: 1.1rem; }
.topbar-right { display: flex; align-items: center; gap: 12px; }
.user-chip {
  width: 34px; height: 34px; border-radius: 50%;
  border: none; cursor: pointer;
  background: var(--accent); color: #fff;
  font-weight: 800; font-size: .95rem;
  transition: transform .08s;
}
.user-chip:active { transform: scale(.92); }
.sync-status { font-size: .8rem; color: var(--muted); cursor: default; }
.sync-status.ok { color: var(--ok, #30a46c); }
.sync-status.pending { color: #e8a33d; }
.sync-status.offline { color: var(--muted); }
.sync-status.error { color: var(--danger); }

.view { flex: 1; overflow: auto; min-height: 0; }

.bottombar {
  display: flex; flex: none;
  background: var(--surface);
  border-top: 1px solid var(--border);
  padding-bottom: env(safe-area-inset-bottom);
}
.nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center;
  gap: 2px; padding: 8px 0 6px;
  color: var(--muted); font-size: .72rem; font-weight: 600;
  border-top: 3px solid transparent;
}
.nav-item .nav-icon { font-size: 1.35rem; }
.nav-item.active { color: var(--accent); border-top-color: var(--accent); }

/* ============ Wochenansicht ============ */
.view-week { display: flex; flex-direction: column; overflow: hidden; }
.week-head {
  flex: none;
  background: var(--bg);
  padding: 10px 12px 8px;
}
.week-nav {
  display: flex; align-items: center; gap: 8px; margin-bottom: 8px;
}
.week-nav .btn { padding: 6px 12px; font-weight: 700; }
.week-nav-label { flex: 1; text-align: center; font-weight: 700; }
.week-nav-label small { display: block; color: var(--muted); font-weight: 500; font-size: .75rem; }

.cat-chips {
  display: flex; gap: 7px; overflow-x: auto; padding: 2px;
  scrollbar-width: none;
}
.cat-chips::-webkit-scrollbar { display: none; }
.chip {
  flex: none;
  display: inline-flex; align-items: center; gap: 5px;
  border-radius: 999px;
  border: 2px solid var(--chip-color, var(--accent));
  background: var(--surface);
  color: var(--text);
  padding: 5px 12px;
  font-size: .82rem; font-weight: 600;
  cursor: pointer;
  transition: transform .08s, opacity .15s, background .15s;
  white-space: nowrap;
}
.chip:active { transform: scale(.94); }
.chip.on { background: var(--chip-color); color: #fff; }
.chip.off { opacity: .45; }
.chip-add { border-style: dashed; border-color: var(--muted); color: var(--muted); }

.week-scroll { flex: 1; overflow: auto; min-height: 0; }
.week-grid {
  display: grid;
  grid-template-columns: 44px repeat(7, minmax(96px, 1fr));
  min-width: 740px;
  position: relative;
}
.day-head {
  position: sticky; top: 0; z-index: 10;
  background: var(--bg);
  text-align: center; padding: 4px 2px 8px;
  font-size: .8rem; font-weight: 700;
}
.day-head:first-child { left: 0; z-index: 25; }
.time-col { position: sticky; left: 0; background: var(--bg); z-index: 15; }
.day-head small { display: block; color: var(--muted); font-weight: 500; }
.day-head.today .day-num {
  display: inline-block; background: var(--accent); color: #fff;
  border-radius: 999px; min-width: 22px; padding: 1px 5px;
}
.time-label {
  position: absolute; right: 6px; transform: translateY(-50%);
  font-size: .68rem; color: var(--muted);
}
.day-col {
  position: relative;
  border-left: 1px solid var(--border);
  background:
    repeating-linear-gradient(to bottom,
      transparent 0, transparent calc(var(--hour-h) - 1px),
      var(--border) calc(var(--hour-h) - 1px), var(--border) var(--hour-h));
}
.day-col.today { background-color: color-mix(in srgb, var(--accent) 4%, transparent); }

.event-block {
  position: absolute; left: 2px; right: 3px;
  border-radius: 8px;
  background: var(--ev-color, var(--accent));
  color: #fff;
  padding: 3px 6px;
  font-size: .74rem; font-weight: 600;
  overflow: hidden;
  cursor: pointer;
  box-shadow: 0 1px 4px rgba(0,0,0,.18);
  border-left: 4px solid rgba(255,255,255,.55);
  transition: transform .08s, filter .1s;
  animation: pop .18s ease-out;
}
.event-block:hover { filter: brightness(1.08); }
.event-block:active { transform: scale(.97); }
.event-block .ev-time { display: block; font-weight: 400; font-size: .66rem; opacity: .85; }
.event-block.tiny { padding: 1px 6px; font-size: .68rem; }
@keyframes pop { from { transform: scale(.9); opacity: .4; } }

.now-line {
  position: absolute; left: 0; right: 0; height: 2px;
  background: var(--danger); z-index: 5; pointer-events: none;
}
.now-line::before {
  content: ''; position: absolute; left: -4px; top: -3px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--danger);
}

/* ============ Startseite (Module) ============ */
.home-greet { margin-bottom: 2px; }
.home-sub { color: var(--muted); margin: 0 0 18px; }
.module-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
}
@media (min-width: 560px) { .module-grid { grid-template-columns: repeat(3, 1fr); } }
.module-tile {
  position: relative;
  display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
  padding: 18px 14px;
  border-radius: var(--radius);
  background: color-mix(in srgb, var(--tile-color) 16%, var(--surface));
  border: 1px solid color-mix(in srgb, var(--tile-color) 35%, var(--border));
  color: var(--text); font-weight: 700;
  transition: transform .08s, filter .12s;
}
.module-tile:hover { filter: brightness(1.05); }
.module-tile:active { transform: scale(.95); }
.module-emoji { font-size: 2.1rem; }
.module-tile.soon { opacity: .7; }
.module-soon {
  position: absolute; top: 10px; right: 10px;
  background: var(--tile-color); color: #fff;
  font-size: .66rem; font-weight: 700;
  padding: 2px 9px; border-radius: 999px;
}
.placeholder-card { text-align: center; padding: 40px 16px; }
.placeholder-emoji { font-size: 3.4rem; margin-bottom: 8px; }

/* ============ Seiten (Detail/Settings/Space) ============ */
.page { padding: 16px; max-width: 640px; margin: 0 auto; }
.page-back { display: inline-block; margin-bottom: 12px; font-weight: 600; }
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 14px;
  box-shadow: var(--shadow);
}
.card h3 { font-size: .95rem; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }
.detail-title { display: flex; align-items: center; gap: 10px; }
.detail-title h2 { margin: 0; flex: 1; }
.cat-dot { width: 14px; height: 14px; border-radius: 50%; flex: none; }
.detail-meta { color: var(--muted); margin: 6px 0 0; }
.badge {
  display: inline-block; background: var(--accent-soft); color: var(--accent);
  font-size: .75rem; font-weight: 700; border-radius: 999px; padding: 2px 10px;
}
.row-btns { display: flex; gap: 10px; margin-top: 14px; }
.row-btns .btn { flex: 1; }

.theme-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.theme-swatch {
  border-radius: var(--radius-sm);
  border: 2px solid var(--border);
  padding: 10px 6px;
  text-align: center;
  cursor: pointer;
  font-size: .8rem; font-weight: 600;
}
.theme-swatch .sw { height: 26px; border-radius: 6px; margin-bottom: 6px; }
.theme-swatch.active { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }

.cat-row { display: flex; align-items: center; gap: 10px; padding: 8px 0; border-bottom: 1px solid var(--border); }
.cat-row:last-child { border-bottom: none; }
.cat-row .cat-name { flex: 1; font-weight: 600; }
.color-input { width: 42px; height: 34px; padding: 0; border: none; background: none; cursor: pointer; }

.space-textarea {
  min-height: 50vh; resize: vertical; line-height: 1.5;
}
.autosave-hint { color: var(--muted); font-size: .8rem; text-align: right; margin-top: 4px; min-height: 1em; }

/* ============ Modal ============ */
.modal-backdrop {
  position: fixed; inset: 0; z-index: 60;
  background: rgba(20, 15, 40, .45);
  display: flex; align-items: flex-end; justify-content: center;
}
.modal {
  background: var(--surface);
  width: 100%; max-width: 480px;
  border-radius: 20px 20px 0 0;
  padding: 20px 18px calc(20px + env(safe-area-inset-bottom));
  max-height: 88dvh; overflow: auto;
  animation: slide-up .18s ease-out;
}
@media (min-width: 560px) {
  .modal-backdrop { align-items: center; }
  .modal { border-radius: 20px; }
}
@keyframes slide-up { from { transform: translateY(30px); opacity: .5; } }
.modal h2 { font-size: 1.15rem; }
.modal .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 12px; }
.check-line { display: flex; align-items: center; gap: 8px; font-size: .95rem; color: var(--text); font-weight: 500; }
.check-line input { width: 20px; height: 20px; accent-color: var(--accent); }

/* ============ Toast ============ */
.toast {
  position: fixed; bottom: 84px; left: 50%; transform: translateX(-50%);
  background: var(--text); color: var(--bg);
  border-radius: 999px; padding: 9px 18px;
  font-size: .88rem; font-weight: 600;
  z-index: 80; box-shadow: var(--shadow);
  animation: pop .18s ease-out;
  max-width: 90vw; text-align: center;
}