/* TenneApp shell: responsive top bar + framed tool + launcher + settings. */

html, body.shell { height: 100%; margin: 0; }
body.shell { display: flex; flex-direction: column; }

.app-nav {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 14px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  flex-wrap: nowrap;
  position: sticky;
  top: 0;
  z-index: 20;
}

.app-nav .brand {
  font-weight: 800;
  font-size: 1.1rem;
  color: var(--accent);
  background: transparent;
  border: 0;
  cursor: pointer;
  padding: 6px 4px;
  letter-spacing: 0.02em;
  -webkit-user-select: none;
  user-select: none;
}

.app-nav .tool-title {
  font-weight: 600;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.app-nav .spacer { flex: 1 1 auto; }

.app-nav .iconbtn {
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 8px;
  font-size: 1.1rem;
  line-height: 1;
  padding: 7px 11px;
  cursor: pointer;
  color: var(--muted);
  flex: 0 0 auto;
}
.app-nav .iconbtn:hover { background: var(--bg); }
.app-nav .iconbtn.back { font-size: 1.4rem; padding: 2px 12px; }
.app-nav .iconbtn[hidden] { display: none; }

/* Bereichs-Drawer */
.drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(31, 36, 48, 0.5);
  display: flex;
  z-index: 60;
}
.drawer-overlay[hidden] { display: none; }

.drawer {
  background: var(--card);
  width: min(300px, 82%);
  height: 100%;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  box-shadow: 2px 0 24px rgba(0, 0, 0, 0.3);
  overflow-y: auto;
}
.drawer h2 { margin: 0 0 6px; font-size: 1.1rem; }
.drawer-list { display: flex; flex-direction: column; gap: 6px; }

.drawer-item {
  background: var(--bg);
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 14px;
  font: inherit;
  text-align: left;
  cursor: pointer;
}
.drawer-item:hover { border-color: var(--accent); }
.drawer-item.active {
  background: var(--accent);
  color: var(--accent-ink);
  border-color: var(--accent);
}
.drawer-item.secondary { margin-top: auto; color: var(--muted); }

#view {
  flex: 1 1 auto;
  width: 100%;
  border: 0;
  display: block;
}

/* Launcher */
.launcher {
  flex: 1 1 auto;
  max-width: 720px;
  margin: 0 auto;
  padding: 28px 20px;
  width: 100%;
}

.launcher h1 { font-size: 1.3rem; margin: 0 0 18px; }

.launcher .tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 14px;
}

.launcher .tile {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 16px;
  font-size: 1.05rem;
  font-weight: 600;
  cursor: pointer;
  color: var(--ink);
  text-align: center;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
}

.launcher .tile:hover { border-color: var(--accent); }

/* Settings overlay */
.settings-overlay {
  position: fixed;
  inset: 0;
  background: rgba(31, 36, 48, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  z-index: 60;
}
.settings-overlay[hidden] { display: none; }

.settings-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  width: 100%;
  max-width: 360px;
  display: grid;
  gap: 12px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}
.settings-card h2 { margin: 0; }
.settings-card label { display: grid; gap: 6px; font-size: 0.9rem; }
.settings-card select { width: 100%; }
.settings-hint { margin: 0; font-size: 0.82rem; color: var(--muted); }
.settings-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 4px; }