* { box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

:root {
  --bg: #111;
  --fg: #eee;
  --surface: #1a1a1a;
  --surface-2: #2a2a2a;
  --surface-3: #3a3a3a;
  --border: #444;
  --border-soft: #333;
  --pfand: #9ab;
  --danger: #ff8a8a;
}

:root[data-theme="light"] {
  --bg: #f4f4f5;
  --fg: #18181b;
  --surface: #ffffff;
  --surface-2: #e7e7ea;
  --surface-3: #d8d8dc;
  --border: #bcbcc2;
  --border-soft: #dddde2;
  --pfand: #4a6a8a;
  --danger: #c0392b;
}

html, body, #app {
  margin: 0;
  padding: 0;
  height: 100%;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
  font-weight: 600;
  overscroll-behavior: none;
  -webkit-user-select: none;
  user-select: none;
}

button {
  font: inherit;
  font-weight: 700;
  color: inherit;
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px 16px;
  cursor: pointer;
}
button:active { background: var(--surface-3); }
button:disabled { opacity: 0.4; }
button.danger { background: #5a2a2a; border-color: #7a3a3a; color: #fff; }

/* ---------- Tablet UI (portrait) ---------- */

.tablet {
  display: flex;
  flex-direction: column;
  height: 100%;
  max-width: 100vw;
  overflow: hidden;
}

.bar-picker {
  display: flex;
  flex-direction: column;
  gap: 16px;
  justify-content: center;
  align-items: center;
  height: 100%;
  padding: 24px;
}
.bar-picker h1 { margin: 0 0 16px; }
.bar-picker button {
  width: 280px;
  height: 96px;
  font-size: 30px;
}
.theme-toggle {
  margin-top: 24px;
  background: transparent;
  border: 1px solid var(--border);
  font-size: 18px;
  padding: 10px 18px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  background: var(--surface);
  border-bottom: 1px solid var(--border-soft);
  flex: 0 0 auto;
}
.topbar .brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.topbar .logo { flex: 0 0 auto; }
.topbar .bar-name { font-size: 26px; font-weight: 800; }
.topbar .change { font-size: 17px; padding: 10px 14px; }

/* Drink grid fills available space with no scrolling — tiles auto-size to fit.
   3 columns on portrait iPad (~768px); rows divide the remaining height equally. */
.grid {
  flex: 1 1 0;
  min-height: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: 1fr;
  gap: 8px;
  padding: 8px;
  overflow: hidden;
}

@media (max-width: 480px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
}

.drink {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: 8px;
  font-size: 22px;
}
.drink .name { font-weight: 800; line-height: 1.15; }
.drink .price { font-size: 22px; font-weight: 700; margin-top: 6px; }
.drink .pfand { font-size: 15px; font-weight: 600; color: var(--pfand); margin-top: 2px; }

.drink.pfand-return {
  background: #5a2a2a;
  border-color: #7a3a3a;
  color: #fff;
}

.cart {
  flex: 0 0 38vh;
  background: var(--surface);
  border-top: 1px solid var(--border-soft);
  padding: 8px 16px;
  display: flex;
  flex-direction: column;
  min-height: 0;
}
.cart-items {
  flex: 1 1 0;
  min-height: 0;
  overflow: hidden;
  margin-bottom: 6px;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}
.cart-line {
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
  font-size: 20px;
  font-weight: 600;
}
.cart-line.pfand { color: var(--pfand); }
.cart-line.return { color: var(--danger); }
.cart-line.muted { opacity: 0.5; }
.cart-total {
  font-size: 56px;
  font-weight: 800;
  text-align: right;
  line-height: 1.1;
  padding: 4px 0 8px;
}
.cart-total.negative { color: var(--danger); }

.actions {
  display: flex;
  gap: 8px;
}
.actions button {
  flex: 1;
  height: 64px;
  font-size: 22px;
  font-weight: 800;
  color: #fff;
}
.actions .cancel { background: #5a2a2a; border-color: #7a3a3a; }
.actions .confirm { background: #2a5a2a; border-color: #3a7a3a; }
.actions .crew { background: #2a3a5a; border-color: #3a4a7a; }

/* ---------- Admin ---------- */

.admin {
  max-width: 960px;
  margin: 0 auto;
  padding: 16px;
}
.admin h1, .admin h2 { margin-top: 24px; }
.admin table { width: 100%; border-collapse: collapse; margin-bottom: 16px; }
.admin th, .admin td { padding: 6px 8px; border-bottom: 1px solid var(--border-soft); text-align: left; }
.admin input, .admin select {
  background: var(--surface); color: var(--fg); border: 1px solid var(--border); border-radius: 4px; padding: 6px;
}
.admin .row { display: flex; gap: 8px; align-items: center; margin-bottom: 8px; flex-wrap: wrap; }
.admin .muted { opacity: 0.6; }
.admin .login { max-width: 320px; margin: 80px auto; display: flex; flex-direction: column; gap: 12px; }

.dnd-list { list-style: none; padding: 0; margin: 0 0 8px; }
.dnd-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  margin-bottom: 4px;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  border-radius: 6px;
  cursor: grab;
}
.dnd-item:active { cursor: grabbing; }
.dnd-item.drop-target { border-color: #6aa; background: var(--surface-2); }
.dnd-item .grip { opacity: 0.4; cursor: grab; user-select: none; }
.dnd-item .dnd-name { flex: 1; }
.dnd-list li.muted { padding: 6px 8px; }