/* ═══════════════════════════════════════════════
   DigiMenu v4 — POS Payment Screen
   Tam ekran, Kobijet benzeri POS odeme arayuzu
   ═══════════════════════════════════════════════ */

/* ── Palette ── */
:root {
  --pp-bg: #0f1117;
  --pp-surface: #1a1d23;
  --pp-surface2: #22262e;
  --pp-border: #2d3139;
  --pp-text: #e0e0e0;
  --pp-text2: #888;
  --pp-cash: #28a745;
  --pp-card: #4facfe;
  --pp-meal: #f97316;
  --pp-split: #ffc107;
  --pp-danger: #e63946;
  --pp-radius: 10px;
}

/* ── Full-screen container ── */
.pp {
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: var(--pp-bg);
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  color: var(--pp-text);
  overflow: hidden;
}

.pp-loading {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  color: var(--pp-text2);
  font-size: 15px;
}

/* ── Header ── */
.pp-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 20px;
  background: var(--pp-surface);
  border-bottom: 1px solid var(--pp-border);
  flex-shrink: 0;
  min-height: 52px;
}
.pp-header__left {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 16px;
}
.pp-header__left i { color: var(--pp-card); }
.pp-header__center { text-align: center; }
.pp-header__total {
  font-size: 22px;
  font-weight: 800;
  color: var(--pp-card);
  font-variant-numeric: tabular-nums;
}
.pp-header__right { display: flex; gap: 8px; }

/* ── Body (two panels) ── */
.pp-body {
  flex: 1;
  display: flex;
  overflow: hidden;
  min-height: 0;
}

/* ── Left Panel: Items ── */
.pp-items {
  width: 40%;
  min-width: 280px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--pp-border);
  background: var(--pp-surface);
}

.pp-items__toolbar {
  display: flex;
  gap: 6px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--pp-border);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.pp-items__list {
  flex: 1;
  overflow-y: auto;
  padding: 6px 10px;
}

.pp-items__order-label {
  font-size: 10px;
  color: var(--pp-text2);
  padding: 6px 4px 2px;
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.pp-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 10px;
  margin-bottom: 3px;
  border-radius: 8px;
  cursor: pointer;
  user-select: none;
  transition: all 0.1s;
  background: var(--pp-bg);
  border: 1px solid transparent;
}
.pp-item:hover { background: var(--pp-surface2); }
.pp-item--checked {
  background: rgba(40, 167, 69, 0.08);
  border-color: rgba(40, 167, 69, 0.25);
}
.pp-item__check {
  font-size: 16px;
  color: var(--pp-border);
  flex-shrink: 0;
  width: 22px;
  text-align: center;
}
.pp-item--checked .pp-item__check { color: var(--pp-cash); }
.pp-item__name {
  flex: 1;
  font-size: 13px;
  color: #666;
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.pp-item--checked .pp-item__name { color: var(--pp-text); font-weight: 600; }
.pp-item__price {
  font-weight: 700;
  font-size: 14px;
  color: #444;
  flex-shrink: 0;
  font-variant-numeric: tabular-nums;
}
.pp-item--checked .pp-item__price { color: var(--pp-card); }

.pp-items__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  border-top: 1px solid var(--pp-border);
  background: var(--pp-bg);
  flex-shrink: 0;
  font-size: 13px;
  color: var(--pp-text2);
}
.pp-items__footer-total {
  font-size: 20px;
  font-weight: 800;
  color: var(--pp-card);
}

/* ── Right Panel: Controls ── */
.pp-controls {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: 12px 16px;
  gap: 10px;
  overflow-y: auto;
  background: var(--pp-bg);
}

/* ── Amount Display ── */
.pp-amount {
  background: var(--pp-surface);
  border-radius: var(--pp-radius);
  padding: 14px 18px;
  text-align: center;
  border: 1px solid var(--pp-border);
}
.pp-amount__label {
  font-size: 11px;
  text-transform: uppercase;
  color: var(--pp-text2);
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 4px;
}
.pp-amount__value {
  font-size: 36px;
  font-weight: 800;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
  color: var(--pp-text);
}
.pp-amount__value--cash { color: var(--pp-cash); }
.pp-amount__value--card { color: var(--pp-card); }
.pp-amount__value--meal { color: var(--pp-meal); }
.pp-amount__change {
  font-size: 14px;
  font-weight: 700;
  color: var(--pp-split);
  margin-top: 4px;
}
.pp-amount__remaining {
  font-size: 13px;
  color: var(--pp-text2);
  margin-top: 4px;
}
.pp-amount__remaining .fa-check-circle { color: var(--pp-cash); }

/* ── Split Rows ── */
.pp-split-rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.pp-split-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background: var(--pp-surface);
  border: 2px solid var(--pp-border);
  border-radius: 8px;
  cursor: pointer;
  transition: border-color 0.15s;
}
.pp-split-row--active { border-color: var(--row-color); }
.pp-split-row__label {
  font-size: 13px;
  font-weight: 600;
  color: var(--row-color);
}
.pp-split-row__value {
  font-size: 20px;
  font-weight: 800;
  color: var(--row-color);
  font-variant-numeric: tabular-nums;
}
.pp-split-remaining {
  text-align: center;
  padding: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--pp-danger);
  background: rgba(230, 57, 70, 0.08);
  border-radius: 6px;
}
.pp-split-remaining--ok {
  color: var(--pp-cash);
  background: rgba(40, 167, 69, 0.08);
}

/* ── Quick Amount Buttons ── */
.pp-quick {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}
.pp-btn--quick {
  flex: 1;
  min-width: 48px;
  padding: 10px 4px;
  font-size: 15px;
  font-weight: 700;
  background: var(--pp-surface2);
  border: 1px solid var(--pp-border);
  color: var(--pp-cash);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.1s;
}
.pp-btn--quick:hover { background: var(--pp-surface); border-color: var(--pp-cash); }
.pp-btn--quick:active { transform: scale(0.96); }
.pp-btn--quick-full { color: var(--pp-card); }
.pp-btn--quick-full:hover { border-color: var(--pp-card); }
.pp-btn--quick-fill { color: var(--pp-split); }
.pp-btn--quick-fill:hover { border-color: var(--pp-split); }

/* ── Numpad ── */
.pp-numpad-area { flex-shrink: 0; }
.pp-numpad {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}
.pp-numpad__key {
  padding: 16px 0;
  font-size: 22px;
  font-weight: 700;
  background: var(--pp-surface);
  border: 1px solid var(--pp-border);
  color: var(--pp-text);
  border-radius: var(--pp-radius);
  cursor: pointer;
  transition: all 0.08s;
  user-select: none;
}
.pp-numpad__key:hover { background: var(--pp-surface2); }
.pp-numpad__key:active { transform: scale(0.95); background: #2d3139; }
.pp-numpad__key--back { color: var(--pp-danger); font-size: 18px; }
.pp-numpad__key--clear {
  grid-column: 1 / -1;
  padding: 10px;
  font-size: 16px;
  color: var(--pp-danger);
  background: rgba(230, 57, 70, 0.08);
  border-color: rgba(230, 57, 70, 0.2);
}
.pp-numpad__key--clear:hover { background: rgba(230, 57, 70, 0.15); }

/* ── Payment Method Buttons ── */
.pp-methods {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}
.pp-method {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 12px 6px;
  background: var(--pp-surface);
  border: 2px solid var(--pp-border);
  border-radius: var(--pp-radius);
  color: var(--pp-text2);
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.12s;
}
.pp-method i { font-size: 18px; }
.pp-method:hover { border-color: var(--m-color); color: var(--m-color); }
.pp-method--active {
  border-color: var(--m-color);
  background: color-mix(in srgb, var(--m-color) 12%, transparent);
  color: var(--m-color);
}

/* ── Confirm Button ── */
.pp-confirm {
  width: 100%;
  padding: 16px;
  font-size: 17px;
  font-weight: 800;
  border: none;
  border-radius: var(--pp-radius);
  cursor: pointer;
  transition: all 0.12s;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: #3a3f47;
  color: #666;
  flex-shrink: 0;
  margin-top: auto;
}
.pp-confirm:disabled { cursor: not-allowed; opacity: 0.7; }
.pp-confirm--cash { background: var(--pp-cash); color: #fff; }
.pp-confirm--card { background: var(--pp-card); color: #fff; }
.pp-confirm--meal { background: var(--pp-meal); color: #fff; }
.pp-confirm--split { background: var(--pp-split); color: #1a1d23; }
.pp-confirm:not(:disabled):hover { filter: brightness(1.1); }
.pp-confirm:not(:disabled):active { transform: scale(0.99); }

/* ── Generic Buttons ── */
.pp-btn {
  padding: 8px 14px;
  border: 1px solid var(--pp-border);
  background: var(--pp-surface2);
  color: var(--pp-text2);
  border-radius: 8px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.1s;
  white-space: nowrap;
}
.pp-btn:hover { background: var(--pp-surface); color: var(--pp-text); }
.pp-btn--sm { padding: 5px 10px; font-size: 11px; }
.pp-btn--icon {
  background: var(--pp-surface2);
  border: none;
  color: var(--pp-text2);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 16px;
  cursor: pointer;
}
.pp-btn--icon:hover { color: var(--pp-danger); }
.pp-btn--primary { color: var(--pp-card); border-color: rgba(79,172,254,0.3); }
.pp-btn--primary:hover { border-color: var(--pp-card); }
.pp-btn--warning { color: var(--pp-split); border-color: rgba(255,193,7,0.3); }
.pp-btn--warning:hover { border-color: var(--pp-split); }
.pp-btn--close { background: var(--pp-surface2); color: var(--pp-text2); padding: 10px 20px; border-radius: 8px; border: 1px solid var(--pp-border); font-size: 14px; cursor: pointer; }

/* ── SweetAlert on top ── */
.swal2-container { z-index: 30000 !important; }

/* ═══════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════ */

@media (max-width: 900px) {
  .pp-body { flex-direction: column; }
  .pp-items {
    width: 100%;
    min-width: 0;
    border-right: none;
    border-bottom: 1px solid var(--pp-border);
    max-height: 35vh;
  }
  .pp-controls { padding: 10px 12px; }
  .pp-amount__value { font-size: 28px; }
  .pp-numpad__key { padding: 12px 0; font-size: 18px; }
  .pp-methods { grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 480px) {
  .pp-header { padding: 8px 12px; }
  .pp-header__total { font-size: 18px; }
  .pp-header__left { font-size: 14px; }
  .pp-items { max-height: 30vh; }
  .pp-controls { padding: 8px; gap: 8px; }
  .pp-amount { padding: 10px 12px; }
  .pp-amount__value { font-size: 24px; }
  .pp-numpad__key { padding: 10px 0; font-size: 16px; }
  .pp-confirm { padding: 14px; font-size: 15px; }
  .pp-methods { grid-template-columns: repeat(2, 1fr); }
  .pp-quick { gap: 4px; }
  .pp-btn--quick { min-width: 40px; padding: 8px 2px; font-size: 13px; }
}