:root {
    --bg: #1c1408;
    --surface: #261c0e;
    --surface2: #2e2210;
    --border: #3d2e14;
    --accent: #d4920e;
    --accent2: #b85c1a;
    --accent-warm: #e8b84a;
    --text: #f5f0e8;
    --text-dim: #8a7050;
    --green: #27ae60;
    --red: #e74c3c;
    --blue: #3498db;
    --radius: 14px;
  }

  * { margin: 0; padding: 0; box-sizing: border-box; -webkit-tap-highlight-color: transparent; }

  body {
    font-family: 'Nunito', sans-serif;
    background: var(--bg);
    color: var(--text);
    height: 100dvh;
    overflow: hidden;
    user-select: none;
  }

  /* ── SCREENS ── */
  .screen {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
  }
  .screen.active { opacity: 1; pointer-events: all; }

  /* ── SPLASH ── */
  #splash {
    background: linear-gradient(160deg, #c45a14 0%, #d4920e 50%, #e8b84a 100%);
    gap: 10px;
  }
  .splash-logo {
    font-family: 'Fredoka One', sans-serif;
    font-size: 68px;
    color: #fff;
    letter-spacing: 2px;
    line-height: 1;
    text-shadow: 0 4px 12px rgba(0,0,0,0.25);
    animation: logoIn 0.8s cubic-bezier(.22,1,.36,1) both;
  }
  .splash-logo span { color: #1a0e00; }
  .splash-sub {
    font-size: 13px;
    letter-spacing: 4px;
    color: rgba(255,255,255,0.85);
    text-transform: uppercase;
    font-weight: 700;
    animation: logoIn 0.8s 0.2s cubic-bezier(.22,1,.36,1) both;
  }
  .splash-tagline {
    font-size: 15px;
    color: rgba(255,255,255,0.9);
    font-weight: 600;
    margin-top: 4px;
    animation: logoIn 0.8s 0.3s cubic-bezier(.22,1,.36,1) both;
  }
  .splash-bar {
    width: 140px;
    height: 4px;
    background: rgba(255,255,255,0.3);
    border-radius: 99px;
    margin-top: 28px;
    overflow: hidden;
    animation: logoIn 0.8s 0.4s both;
  }
  .splash-bar-fill {
    height: 100%;
    background: #fff;
    width: 0%;
    animation: loadBar 1.8s 0.5s ease forwards;
  }
  @keyframes loadBar { to { width: 100%; } }
  @keyframes logoIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ── USER SELECT ── */
  #userscreen {
    gap: 0;
    padding: 24px;
    justify-content: flex-start;
  }
  .screen-header {
    width: 100%;
    max-width: 420px;
    padding: 32px 0 24px;
  }
  .screen-title {
    font-family: 'Fredoka One', sans-serif;
    font-size: 30px;
    color: var(--accent);
    letter-spacing: 2px;
  }
  .screen-subtitle { font-size: 13px; color: var(--text-dim); margin-top: 4px; }

  .user-grid {
    width: 100%;
    max-width: 420px;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin-bottom: 20px;
  }
  .user-card {
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: border-color 0.2s, transform 0.15s;
  }
  .user-card:hover { border-color: var(--accent); transform: translateY(-2px); }
  .user-card.selected { border-color: var(--accent); background: #1e1c0f; }
  .user-avatar {
    width: clamp(64px, 16vw, 84px); height: clamp(64px, 16vw, 84px);
    border-radius: 50%;
    background: var(--surface2);
    border: 2px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Fredoka One', sans-serif;
    font-size: 20px;
    color: var(--accent);
  }
  .user-name { font-size: 12px; font-weight: 500; text-align: center; }

  .add-user-card {
    background: transparent;
    border: 1.5px dashed var(--border);
    border-radius: var(--radius);
    padding: 16px 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: border-color 0.2s;
    color: var(--text-dim);
    font-size: 13px;
  }
  .add-user-card:hover { border-color: var(--accent); color: var(--accent); }
  .add-icon { font-size: 28px; line-height: 1; }

  /* ── PIN SCREEN ── */
  #pinscreen { gap: 0; padding: 24px; }
  .pin-user-badge {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 99px;
    padding: 8px 16px 8px 8px;
  }
  .pin-avatar {
    width: 36px; height: 36px;
    border-radius: 50%;
    background: var(--surface2);
    border: 2px solid var(--accent);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Fredoka One', sans-serif;
    font-size: 16px; color: var(--accent);
  }
  .pin-username { font-size: 14px; font-weight: 500; }

  .pin-dots {
    display: flex; gap: 12px; margin-bottom: 24px;
  }
  .pin-dot {
    width: 18px; height: 18px;
    border-radius: 50%;
    border: 2px solid var(--border);
    transition: background 0.15s, border-color 0.15s;
  }
  .pin-dot.filled { background: var(--accent); border-color: var(--accent); }
  .pin-dot.error { background: var(--red); border-color: var(--red); }

  .pin-hint { font-size: 12px; color: var(--text-dim); margin-bottom: 24px; min-height: 16px; }

  .numpad {
    display: grid;
    grid-template-columns: repeat(3, 72px);
    gap: 10px;
  }
  .num-btn {
    height: clamp(70px, 16vw, 90px);
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    color: var(--text);
    font-family: 'Nunito', sans-serif;
    font-size: clamp(24px, 6vw, 32px);
    font-weight: 500;
    cursor: pointer;
    transition: background 0.1s, transform 0.1s, border-color 0.1s;
    display: flex; align-items: center; justify-content: center;
  }
  .num-btn:active { background: var(--surface2); transform: scale(0.94); border-color: var(--accent); }
  .num-btn.del { font-size: 16px; color: var(--text-dim); }
  .num-btn.enter { background: var(--accent); color: var(--bg); font-size: 16px; font-weight: 600; }
  .num-btn.enter:active { background: #d4a830; }
  .num-btn.back-btn { background: transparent; border-color: transparent; color: var(--text-dim); font-size: 13px; }

  /* ── ADD USER MODAL ── */
  .modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.7);
    display: flex; align-items: center; justify-content: center;
    z-index: 100;
    opacity: 0; pointer-events: none;
    transition: opacity 0.25s;
  }
  .modal-overlay.open { opacity: 1; pointer-events: all; }
  .modal {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    width: calc(100% - 48px);
    max-width: 360px;
    transform: translateY(20px);
    transition: transform 0.25s;
  }
  .modal-overlay.open .modal { transform: translateY(0); }
  .modal-title { font-family: 'Fredoka One', sans-serif; font-size: clamp(22px, 5.5vw, 28px); color: var(--accent); letter-spacing: 1px; margin-bottom: 16px; }
  .input-field {
    width: 100%;
    background: var(--bg);
    border: 1.5px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: 'Nunito', sans-serif;
    font-size: clamp(14px, 3.5vw, 17px);
    padding: clamp(12px, 3vw, 16px) clamp(12px, 3vw, 16px);
    margin-bottom: 12px;
    outline: none;
    transition: border-color 0.2s;
  }
  .input-field:focus { border-color: var(--accent); }
  .input-field::placeholder { color: var(--text-dim); }
  .modal-actions { display: flex; gap: 10px; margin-top: 8px; }
  .btn {
    flex: 1; padding: clamp(12px, 3vw, 16px);
    border-radius: 8px;
    font-family: 'Nunito', sans-serif;
    font-size: clamp(14px, 3.5vw, 16px); font-weight: 700;
    cursor: pointer; border: none;
    transition: opacity 0.2s, transform 0.1s;
  }
  .btn:active { transform: scale(0.97); }
  .btn-primary { background: linear-gradient(135deg, #b85c1a, #d4920e); color: #fff; font-weight: 700; }
  .btn-ghost { background: var(--surface2); color: var(--text); }

  /* ── POS MAIN ── */
  #posscreen {
    justify-content: flex-start;
    padding: 0;
    overflow: hidden;
  }

  /* Top Bar */
  .topbar {
    width: 100%;
    background: linear-gradient(90deg, #b85c1a 0%, #d4920e 100%);
    padding: 10px 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-shrink: 0;
    box-shadow: 0 2px 8px rgba(180,90,20,0.3);
  }
  .topbar-logo { font-family: 'Fredoka One', sans-serif; font-size: 22px; color: #fff; letter-spacing: 2px; text-shadow: 0 2px 6px rgba(0,0,0,0.2); }
  .topbar-right { display: flex; align-items: center; gap: 8px; }
  .topbar-switch-btn {
    background: rgba(255,255,255,0.18);
    border: 1px solid rgba(255,255,255,0.25);
    border-radius: 99px;
    color: #fff;
    font-family: 'Nunito', sans-serif;
    font-size: 13px; font-weight: 700;
    padding: 4px 10px;
    cursor: pointer;
    transition: background 0.15s;
    display: flex; align-items: center; gap: 4px;
    max-width: 120px; overflow: hidden; white-space: nowrap; text-overflow: ellipsis;
  }
  .topbar-switch-btn:active { background: rgba(255,255,255,0.32); }
  .topbar-time { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: rgba(255,255,255,0.8); }
  .topbar-idle {
    font-size: 10px; color: rgba(255,255,255,0.55);
    font-family: 'JetBrains Mono', monospace;
    min-width: 28px; text-align: right;
  }
  .topbar-idle.warning { color: #ffdd88; animation: idlePulse 1s ease infinite; }
  @keyframes idlePulse { 0%,100%{opacity:1} 50%{opacity:0.4} }
  @keyframes scanLine { 0%,100%{top:30%} 50%{top:70%} }
  @keyframes spin { to { transform: rotate(360deg); } }

  /* POS Body */
  .pos-body {
    display: flex;
    flex: 1;
    width: 100%;
    overflow: hidden;
    min-height: 0;
  }

  /* Product Grid */
  .product-panel {
    flex: 1;
    display: flex;
    flex-direction: column;
    overflow: hidden;
    min-width: 0;
  }

  .product-search-bar {
    padding: 10px 12px;
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
  }
  .search-input {
    width: 100%;
    background: var(--bg);
    border: 1.5px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-family: 'Nunito', sans-serif;
    font-size: 15px;
    padding: 10px 14px;
    outline: none;
  }
  .search-input:focus { border-color: var(--accent); }

  .category-tabs {
    display: flex;
    gap: 6px;
    padding: 8px 12px;
    overflow-x: auto;
    flex-shrink: 0;
    scrollbar-width: none;
  }
  .category-tabs::-webkit-scrollbar { display: none; }
  .cat-tab {
    white-space: nowrap;
    padding: clamp(7px, 2vw, 10px) clamp(12px, 3vw, 16px);
    border-radius: 99px;
    font-size: 13px;
    font-weight: 500;
    background: var(--surface2);
    border: 1px solid var(--border);
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.15s;
    flex-shrink: 0;
  }
  .cat-tab.active, .cat-tab:hover { background: linear-gradient(135deg, #b85c1a, #d4920e); color: #fff; border-color: var(--accent); font-weight: 700; }

  .product-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(clamp(80px, 22vw, 120px), 1fr));
    gap: 8px;
    padding: 10px 12px;
    overflow-y: auto;
    flex: 1;
    align-content: start;
  }
  .product-grid::-webkit-scrollbar { width: 4px; }
  .product-grid::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }

  .product-card {
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: 12px;
    padding: 12px 8px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    transition: border-color 0.15s, transform 0.12s, background 0.12s;
    min-height: clamp(80px, 18vw, 110px);
  }
  .product-card:active { transform: scale(0.91); border-color: var(--accent); background: rgba(245,166,35,0.08); }
  .product-card.out-of-stock { opacity: 0.4; pointer-events: none; }
  .product-emoji { font-size: clamp(26px, 6vw, 36px); line-height: 1; }
  .product-name { font-size: clamp(11px, 2.8vw, 14px); font-weight: 600; text-align: center; line-height: 1.2; }
  .product-price { font-family: 'JetBrains Mono', monospace; font-size: clamp(11px, 2.8vw, 14px); color: var(--accent); font-weight: 700; }
  .product-stock { font-size: clamp(9px, 2vw, 11px); color: var(--text-dim); }

  /* Cart Panel */
  .cart-panel {
    width: clamp(160px, 38vw, 230px);
    background: var(--surface);
    border-left: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    flex-shrink: 0;
  }

  .cart-header {
    padding: 12px 14px 8px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
  }
  .cart-title { font-family: 'Fredoka One', sans-serif; font-size: 18px; color: var(--text); letter-spacing: 1px; }
  .cart-count { font-size: 11px; color: var(--text-dim); }

  .cart-items {
    flex: 1;
    overflow-y: auto;
    padding: 8px 10px;
    min-height: 0;
  }
  .cart-items::-webkit-scrollbar { width: 3px; }
  .cart-items::-webkit-scrollbar-thumb { background: var(--border); }

  .cart-item {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px 0;
    border-bottom: 1px solid var(--border);
  }
  .cart-item:last-child { border-bottom: none; }
  .cart-item-info { flex: 1; min-width: 0; }
  .cart-item-name { font-size: clamp(12px, 3vw, 14px); font-weight: 500; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .cart-item-price { font-family: 'JetBrains Mono', monospace; font-size: clamp(11px, 2.5vw, 13px); color: var(--accent); }
  .cart-qty-ctrl { display: flex; align-items: center; gap: 4px; }
  .qty-btn {
    width: clamp(28px, 7vw, 36px); height: clamp(28px, 7vw, 36px);
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: clamp(16px, 4vw, 20px);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
    line-height: 1;
    transition: background 0.1s;
  }
  .qty-btn:active { background: var(--accent); color: var(--bg); }
  .qty-val { font-family: 'JetBrains Mono', monospace; font-size: clamp(13px, 3vw, 15px); min-width: 22px; text-align: center; }

  .cart-footer {
    padding: 10px 12px;
    border-top: 1px solid var(--border);
    flex-shrink: 0;
  }
  .cart-line { display: flex; justify-content: space-between; margin-bottom: 4px; font-size: 12px; color: var(--text-dim); }
  .cart-total { display: flex; justify-content: space-between; margin-bottom: 12px; }
  .cart-total-label { font-family: 'Fredoka One', sans-serif; font-size: clamp(18px, 4.5vw, 24px); letter-spacing: 1px; }
  .cart-total-amount { font-family: 'JetBrains Mono', monospace; font-size: clamp(18px, 4.5vw, 24px); color: var(--accent); font-weight: 600; }

  .charge-btn {
    width: 100%;
    padding: clamp(14px, 3.5vw, 18px);
    background: linear-gradient(135deg, #b85c1a, #d4920e);
    color: #fff;
    border: none;
    border-radius: 12px;
    font-family: 'Fredoka One', sans-serif;
    font-size: clamp(20px, 5vw, 26px);
    letter-spacing: 1px;
    cursor: pointer;
    transition: opacity 0.15s, transform 0.1s;
    box-shadow: 0 3px 10px rgba(180,90,20,0.35);
  }
  .charge-btn:active { transform: scale(0.97); opacity: 0.9; }
  .charge-btn:disabled { background: var(--surface2); color: var(--text-dim); pointer-events: none; box-shadow: none; }

  .clear-btn {
    width: 100%;
    padding: 8px;
    background: transparent;
    color: var(--text-dim);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    margin-top: 6px;
    transition: border-color 0.15s, color 0.15s;
  }
  .clear-btn:hover { border-color: var(--red); color: var(--red); }

  /* Bottom Nav */
  .bottom-nav {
    width: 100%;
    background: var(--surface);
    border-top: 2px solid var(--border);
    display: flex;
    flex-shrink: 0;
  }
  .nav-btn {
    flex: 1;
    padding: 12px 2px 10px;
    background: none;
    border: none;
    color: var(--text-dim);
    font-size: clamp(9px, 2.2vw, 12px);
    font-family: 'Nunito', sans-serif;
    font-weight: 700;
    letter-spacing: 0.3px;
    text-transform: uppercase;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 3px;
    transition: color 0.15s, background 0.15s;
    border-top: 3px solid transparent;
    border-radius: 0;
  }
  .nav-btn:hover, .nav-btn.active { color: var(--accent); border-top-color: var(--accent); background: rgba(245,166,35,0.07); }
  .nav-icon { font-size: clamp(20px, 5vw, 26px); line-height: 1; }

  /* ── PANEL SCREENS (Inventory, Reports, etc.) ── */
  .panel-screen {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 50;
    flex-direction: column;
  }
  .panel-screen.open { display: flex; }

  .panel-topbar {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 14px;
    flex-shrink: 0;
  }
  .panel-back {
    width: 34px; height: 34px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text);
    font-size: 18px;
    cursor: pointer;
    display: flex; align-items: center; justify-content: center;
  }
  .panel-title { font-family: 'Fredoka One', sans-serif; font-size: clamp(22px, 5.5vw, 30px); color: #fff; letter-spacing: 1px; text-shadow: 0 2px 6px rgba(0,0,0,0.15); }
  .panel-body { flex: 1; overflow-y: auto; padding: 16px; }

  /* Inventory Panel */
  .inv-toolbar { display: flex; gap: 10px; margin-bottom: 14px; }
  .inv-toolbar .search-input { flex: 1; }
  .add-prod-btn {
    padding: 8px 14px;
    background: var(--accent);
    color: var(--bg);
    border: none;
    border-radius: 8px;
    font-family: 'Nunito', sans-serif;
    font-size: 13px; font-weight: 600;
    cursor: pointer;
    white-space: nowrap;
  }

  .inv-table { width: 100%; border-collapse: collapse; }
  .inv-table th {
    text-align: left;
    font-size: 10px;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--text-dim);
    padding: 6px 8px;
    border-bottom: 1px solid var(--border);
  }
  .inv-table td {
    padding: 10px 8px;
    font-size: 13px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
  }
  .inv-table tr:last-child td { border-bottom: none; }
  .stock-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 99px;
    font-size: 10px;
    font-weight: 600;
  }
  .stock-ok { background: rgba(46,204,113,0.15); color: var(--green); }
  .stock-low { background: rgba(240,192,64,0.15); color: var(--accent); }
  .stock-out { background: rgba(231,76,60,0.15); color: var(--red); }
  .tbl-action { background: none; border: 1px solid var(--border); border-radius: 6px; padding: 3px 8px; color: var(--text-dim); font-size: 11px; cursor: pointer; margin-right: 4px; }
  .tbl-action:hover { border-color: var(--accent); color: var(--accent); }

  /* Reports Panel */
  .report-cards { display: grid; grid-template-columns: repeat(2,1fr); gap: 12px; margin-bottom: 20px; }
  .report-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px;
  }
  .report-card-label { font-size: 10px; letter-spacing: 1px; text-transform: uppercase; color: var(--text-dim); margin-bottom: 6px; }
  .report-card-value { font-family: 'JetBrains Mono', monospace; font-size: 22px; font-weight: 600; color: var(--accent); }
  .report-card-sub { font-size: 10px; color: var(--text-dim); margin-top: 2px; }

  .report-section-title { font-family: 'Fredoka One', sans-serif; font-size: 18px; color: var(--text); letter-spacing: 1px; margin-bottom: 10px; }
  .tx-list { display: flex; flex-direction: column; gap: 6px; }
  .tx-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 10px 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .tx-time { font-size: 11px; color: var(--text-dim); }
  .tx-items-count { font-size: 12px; }
  .tx-amount { font-family: 'JetBrains Mono', monospace; font-size: 14px; color: var(--accent); font-weight: 600; }

  /* Settings Panel */
  .settings-group { margin-bottom: 20px; }
  .settings-group-title { font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-dim); margin-bottom: 10px; }
  .settings-row {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 13px 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    cursor: pointer;
  }
  .settings-row:hover { border-color: var(--accent); }
  .settings-row-label { font-size: clamp(14px, 3.5vw, 16px); }
  .settings-row-value { font-size: clamp(12px, 3vw, 14px); color: var(--text-dim); }
  .danger-row { border-color: rgba(231,76,60,0.3); }
  .danger-row:hover { border-color: var(--red); }
  .danger-row .settings-row-label { color: var(--red); }

  /* Charge / Tender Modal */
  #chargeModal .modal { max-width: 320px; }
  .tender-display {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 16px;
    text-align: center;
    margin-bottom: 14px;
  }
  .tender-label { font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: var(--text-dim); margin-bottom: 4px; }
  .tender-amount { font-family: 'JetBrains Mono', monospace; font-size: 32px; font-weight: 600; color: var(--accent); }
  .tender-change { font-size: 13px; color: var(--green); margin-top: 4px; min-height: 18px; }
  .quick-cash { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
  .quick-cash-btn {
    flex: 1; min-width: calc(33% - 4px);
    padding: 9px 4px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 13px; font-weight: 600;
    cursor: pointer;
    text-align: center;
  }
  .quick-cash-btn:active { background: var(--accent); color: var(--bg); }

  /* Batchout panel */
  .batchout-info {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    margin-bottom: 16px;
  }
  .batchout-row { display: flex; justify-content: space-between; padding: 8px 0; border-bottom: 1px solid var(--border); font-size: 14px; }
  .batchout-row:last-child { border-bottom: none; font-weight: 600; font-size: 16px; }
  .batchout-row span:last-child { font-family: 'JetBrains Mono', monospace; color: var(--accent); }
  .batchout-btn {
    width: 100%;
    padding: 14px;
    background: var(--accent2);
    color: white;
    border: none;
    border-radius: 10px;
    font-family: 'Fredoka One', sans-serif;
    font-size: 20px;
    letter-spacing: 1px;
    cursor: pointer;
  }

  /* Toast */
  .toast {
    position: fixed;
    bottom: 80px; left: 50%; transform: translateX(-50%) translateY(20px);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 99px;
    padding: 8px 18px;
    font-size: 13px;
    opacity: 0;
    transition: opacity 0.2s, transform 0.2s;
    z-index: 200;
    white-space: nowrap;
  }
  .toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
  .toast.success { border-color: var(--green); color: var(--green); }
  .toast.error { border-color: var(--red); color: var(--red); }

  /* ── LOW STOCK BADGE on nav ── */
  .nav-btn { position: relative; }
  .nav-badge {
    position: absolute;
    top: 6px; right: calc(50% - 18px);
    background: var(--red);
    color: #fff;
    font-size: 10px; font-weight: 700;
    min-width: 16px; height: 16px;
    border-radius: 99px;
    display: flex; align-items: center; justify-content: center;
    padding: 0 4px;
    pointer-events: none;
  }

  /* ── DISCOUNT ROW in cart ── */
  .discount-row {
    display: flex; align-items: center; gap: 6px;
    margin-bottom: 6px;
  }
  .discount-tag {
    flex: 1;
    background: rgba(46,204,113,0.12);
    border: 1px solid rgba(46,204,113,0.3);
    border-radius: 6px;
    padding: 4px 8px;
    font-size: 11px;
    color: var(--green);
    display: flex; justify-content: space-between;
  }
  .remove-discount {
    background: none; border: none; color: var(--text-dim);
    font-size: 14px; cursor: pointer; padding: 2px 4px;
  }
  .discount-btn {
    width: 100%;
    padding: 7px;
    background: transparent;
    color: var(--green);
    border: 1px dashed rgba(46,204,113,0.4);
    border-radius: 8px;
    font-size: 13px;
    cursor: pointer;
    margin-bottom: 6px;
    transition: border-color 0.15s, background 0.15s;
  }
  .discount-btn:hover { border-color: var(--green); background: rgba(46,204,113,0.06); }

  /* ── RESTOCK MODAL ── */
  .restock-product-name {
    font-size: 18px; font-weight: 600;
    margin-bottom: 4px;
  }
  .restock-current {
    font-size: 13px; color: var(--text-dim); margin-bottom: 16px;
  }
  .restock-quick { display: flex; gap: 8px; margin-bottom: 12px; flex-wrap: wrap; }
  .restock-quick-btn {
    flex: 1; min-width: 48px;
    padding: 9px 4px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 6px;
    color: var(--text);
    font-size: 13px; font-weight: 600;
    cursor: pointer; text-align: center;
    transition: background 0.1s;
  }
  .restock-quick-btn:active { background: var(--accent); color: var(--bg); }

  /* ── CASHIER REPORT TABS ── */
  .report-tabs { display: flex; gap: 6px; margin-bottom: 16px; }
  .report-tab {
    padding: 6px 14px;
    border-radius: 99px;
    font-size: 13px; font-weight: 500;
    background: var(--surface2);
    border: 1px solid var(--border);
    color: var(--text-dim);
    cursor: pointer;
    transition: all 0.15s;
  }
  .report-tab.active { background: var(--accent); color: var(--bg); border-color: var(--accent); }

  .cashier-row {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
  }
  .cashier-name { font-size: 14px; font-weight: 600; }
  .cashier-meta { font-size: 11px; color: var(--text-dim); margin-top: 2px; }
  .cashier-amount { font-family: 'JetBrains Mono', monospace; font-size: 16px; color: var(--accent); font-weight: 600; }

  /* ── BATCHOUT HISTORY ── */
  .batch-history-item {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    margin-bottom: 8px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    transition: border-color 0.15s;
  }
  .batch-history-item:hover { border-color: var(--accent); }
  .batch-date { font-size: 13px; font-weight: 600; }
  .batch-meta { font-size: 11px; color: var(--text-dim); margin-top: 2px; }
  .batch-total { font-family: 'JetBrains Mono', monospace; font-size: 16px; color: var(--accent); font-weight: 600; }
  .batch-detail {
    background: var(--surface2);
    border-radius: 8px;
    padding: 10px 12px;
    margin-top: 8px;
    display: none;
    font-size: 13px;
  }
  .batch-detail.open { display: block; }
  .batch-detail-row { display: flex; justify-content: space-between; padding: 3px 0; color: var(--text-dim); }
  .batch-detail-row span:last-child { color: var(--text); font-family: 'JetBrains Mono', monospace; }

  /* ── PAYMENT TYPE SELECTOR ── */
  .pay-type-row {
    display: flex; gap: 8px; margin-bottom: 14px;
  }
  .pay-type-btn { min-height: clamp(52px, 12vw, 64px);
    flex: 1; padding: 10px 4px;
    border-radius: 10px;
    border: 1.5px solid var(--border);
    background: var(--surface2);
    color: var(--text-dim);
    font-family: 'Nunito', sans-serif;
    font-size: 13px; font-weight: 600;
    cursor: pointer;
    display: flex; flex-direction: column;
    align-items: center; gap: 4px;
    transition: all 0.15s;
  }
  .pay-type-btn .pay-icon { font-size: 18px; }
  .pay-type-btn.active-cash  { border-color: var(--green);  background: rgba(46,204,113,0.1);  color: var(--green); }
  .pay-type-btn.active-utang { border-color: var(--red);    background: rgba(231,76,60,0.1);   color: var(--red); }
  .pay-type-btn.active-digital { border-color: #6c8ef5;     background: rgba(108,142,245,0.1); color: #6c8ef5; }

  /* Cash section */
  .cash-section { display: block; }
  /* Utang section */
  .utang-section { display: none; }
  /* Digital section */
  .digital-section { display: none; }

  .digital-methods { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
  .digital-method-btn {
    flex: 1; min-width: calc(33% - 4px);
    padding: 8px 4px;
    background: var(--surface2);
    border: 1.5px solid var(--border);
    border-radius: 8px;
    color: var(--text-dim);
    font-size: 11px; font-weight: 600;
    cursor: pointer; text-align: center;
    transition: all 0.15s;
  }
  .digital-method-btn.selected { border-color: #6c8ef5; color: #6c8ef5; background: rgba(108,142,245,0.1); }

  /* ── UTANG PANEL ── */
  .utang-search-wrap { position: relative; margin-bottom: 10px; }
  .utang-suggestions {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    z-index: 10;
    max-height: 140px; overflow-y: auto;
  }
  .utang-suggestion {
    padding: 10px 12px;
    font-size: 13px; cursor: pointer;
    border-bottom: 1px solid var(--border);
    display: flex; justify-content: space-between; align-items: center;
  }
  .utang-suggestion:last-child { border-bottom: none; }
  .utang-suggestion:hover { background: var(--surface2); }
  .utang-suggestion-balance { font-size: 11px; color: var(--red); font-family: 'JetBrains Mono', monospace; }
  .utang-note { font-size: 11px; color: var(--text-dim); margin-bottom: 10px; }

  /* ── UTANG LEDGER PANEL ── */
  .customer-list { display: flex; flex-direction: column; gap: 8px; }
  .customer-card {
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: 10px;
    padding: 12px 14px;
    cursor: pointer;
    transition: border-color 0.15s;
  }
  .customer-card:hover { border-color: var(--accent); }
  .customer-card-header { display: flex; justify-content: space-between; align-items: center; }
  .customer-card-name { font-size: clamp(14px, 3.5vw, 16px); font-weight: 600; }
  .customer-card-location { font-size: 11px; color: var(--text-dim); margin-top: 1px; }
  .customer-card-balance { font-family: 'JetBrains Mono', monospace; font-size: 16px; color: var(--red); font-weight: 600; }
  .customer-card-balance.paid { color: var(--green); }
  .customer-card-meta { font-size: 11px; color: var(--text-dim); margin-top: 4px; }

  .customer-detail { display: none; margin-top: 10px; border-top: 1px solid var(--border); padding-top: 10px; }
  .customer-detail.open { display: block; }
  .utang-entry {
    display: flex; justify-content: space-between; align-items: center;
    padding: 6px 0; border-bottom: 1px solid var(--border); font-size: 12px;
  }
  .utang-entry:last-child { border-bottom: none; }
  .utang-entry-left { flex: 1; }
  .utang-entry-date { font-size: 10px; color: var(--text-dim); }
  .utang-entry-items { color: var(--text-dim); font-size: 11px; margin-top: 1px; }
  .utang-entry-amount { font-family: 'JetBrains Mono', monospace; font-size: 13px; font-weight: 600; }
  .utang-entry-amount.credit { color: var(--green); }
  .utang-entry-amount.debit  { color: var(--red); }

  .pay-utang-btn {
    width: 100%; margin-top: 10px;
    padding: 10px;
    background: var(--green);
    color: var(--bg);
    border: none; border-radius: 8px;
    font-family: 'Fredoka One', sans-serif;
    font-size: 16px; letter-spacing: 1px;
    cursor: pointer;
  }
  .pay-utang-partial {
    width: 100%; margin-top: 6px;
    padding: 8px;
    background: transparent;
    color: var(--green);
    border: 1px solid var(--green);
    border-radius: 8px;
    font-size: 13px; font-weight: 600;
    cursor: pointer;
  }

  /* Utang badge on nav */
  #utangNavBadge {
    background: var(--red);
    color: #fff; font-size: 9px; font-weight: 700;
    min-width: 16px; height: 16px;
    border-radius: 99px;
    display: none; align-items: center; justify-content: center;
    padding: 0 4px;
    margin-left: 3px;
  }
  #utangNavBadge.visible { display: inline-flex; }

  /* ── CART CUSTOMER ROW (top of cart, always visible) ── */
  .cart-customer-row {
    position: relative;
    display: flex; align-items: center; gap: 6px;
    padding: 7px 10px;
    border-bottom: 1px solid var(--border);
    background: var(--surface2);
    flex-shrink: 0;
  }
  .cart-customer-icon { font-size: 14px; flex-shrink: 0; }
  .cart-customer-input {
    flex: 1; min-width: 0;
    background: transparent;
    border: none; outline: none;
    color: var(--text);
    font-family: 'Nunito', sans-serif;
    font-size: 13px;
    font-weight: 500;
  }
  .cart-customer-input::placeholder { color: var(--text-dim); font-weight: 400; }
  .cart-customer-clear {
    background: none; border: none;
    color: var(--text-dim); font-size: 13px;
    cursor: pointer; padding: 0 2px; flex-shrink: 0;
  }
  .cart-customer-suggestions {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-top: none;
    border-radius: 0 0 8px 8px;
    z-index: 20; max-height: 160px; overflow-y: auto;
    display: none;
  }
  .cart-cust-sug-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 9px 12px; font-size: 12px; cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: background 0.1s;
  }
  .cart-cust-sug-item:last-child { border-bottom: none; }
  .cart-cust-sug-item:hover { background: var(--surface2); }
  .cart-cust-sug-balance { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--red); }
  /* highlight row when customer has a name */
  .cart-customer-row.has-customer { background: rgba(108,142,245,0.07); border-bottom-color: rgba(108,142,245,0.3); }
  .cart-customer-row.has-customer .cart-customer-icon::after { content: ''; }

  /* ── CUSTOMER TAG on cart (old, kept for compat) ── */
  .customer-tag-row {
    display: flex; align-items: center; gap: 6px;
    margin-bottom: 6px;
  }
  .customer-tag {
    flex: 1; display: flex; align-items: center; gap: 6px;
    background: rgba(108,142,245,0.1);
    border: 1px solid rgba(108,142,245,0.35);
    border-radius: 8px;
    padding: 5px 9px;
    font-size: 11px; color: #6c8ef5;
    cursor: pointer;
    transition: border-color 0.15s;
  }
  .customer-tag:hover { border-color: #6c8ef5; }
  .customer-tag.utang-tag {
    background: rgba(231,76,60,0.1);
    border-color: rgba(231,76,60,0.35);
    color: var(--red);
  }
  .customer-tag-icon { font-size: 13px; }
  .customer-tag-name { font-weight: 600; flex: 1; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .customer-tag-balance { font-family: 'JetBrains Mono', monospace; font-size: 10px; opacity: 0.8; }
  .remove-customer { background: none; border: none; color: inherit; font-size: 14px; cursor: pointer; padding: 0 2px; opacity: 0.7; }
  .add-customer-btn {
    width: 100%; padding: 7px;
    background: transparent;
    color: #6c8ef5;
    border: 1px dashed rgba(108,142,245,0.4);
    border-radius: 8px;
    font-size: 11px; font-weight: 600;
    cursor: pointer; margin-bottom: 6px;
    transition: border-color 0.15s, background 0.15s;
  }
  .add-customer-btn:hover { border-color: #6c8ef5; background: rgba(108,142,245,0.06); }

  /* ── CUSTOMER PICKER MODAL ── */
  .customer-picker-list { max-height: 200px; overflow-y: auto; margin-bottom: 10px; }
  .customer-pick-item {
    display: flex; justify-content: space-between; align-items: center;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    cursor: pointer;
    transition: background 0.12s;
    border-radius: 6px;
  }
  .customer-pick-item:hover { background: var(--surface2); }
  .customer-pick-name { font-size: 13px; font-weight: 500; }
  .customer-pick-meta { font-size: 11px; color: var(--text-dim); }
  .customer-pick-balance { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--red); }

  /* ── PRO FEATURE placeholder rows ── */
  .settings-row-pro {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 13px 14px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 6px;
    opacity: 0.5;
    cursor: default;
  }
  .pro-badge {
    font-size: 10px; font-weight: 700;
    letter-spacing: 1px;
    background: var(--accent);
    color: var(--bg);
    border-radius: 4px;
    padding: 2px 6px;
  }
  .pro-label { font-size: 14px; }
  .pro-desc { font-size: 10px; color: var(--text-dim); margin-top: 2px; }

  .customer-card-notes { font-size: 10px; color: var(--text-dim); margin-top: 2px; font-style: italic; }
  .customer-card-actions { display: flex; gap: 6px; margin-top: 10px; }
  .cust-action-btn {
    flex: 1; padding: 7px 4px;
    background: var(--surface2); border: 1px solid var(--border);
    border-radius: 6px; color: var(--text-dim);
    font-size: 11px; font-weight: 600; cursor: pointer;
    text-align: center; transition: all 0.12s;
  }
  .cust-action-btn:hover { border-color: var(--accent); color: var(--accent); }
  .cust-action-btn.danger:hover { border-color: var(--red); color: var(--red); }
  .cust-action-btn.utang-collect { border-color: rgba(46,204,113,0.4); color: var(--green); }


  /* ── SECURITY CENTER ── */
  .sec-tab {
    flex:1; padding:10px 2px; font-size:11px; font-weight:700;
    background:none; border:none; color:var(--text-dim);
    border-bottom:2px solid transparent; cursor:pointer;
    font-family:'Nunito',sans-serif; transition:color .15s,border-color .15s;
  }
  .sec-tab.active { color:var(--accent); border-bottom-color:var(--accent); }
  .sec-log-row {
    display:flex; gap:10px; align-items:flex-start;
    padding:10px 0; border-bottom:1px solid var(--border); cursor:pointer;
  }
  .sec-log-icon { font-size:18px; flex-shrink:0; margin-top:1px; }
  .sec-log-detail { font-size:12px; font-weight:600; line-height:1.4; }
  .sec-log-meta { font-size:10px; color:var(--text-dim); margin-top:2px; }
  .sec-log-extra {
    font-size:11px; color:var(--text-dim); margin-top:5px;
    padding:6px 8px; background:var(--surface2,rgba(255,255,255,.04));
    border-radius:6px; display:none; line-height:1.6;
  }
  .sec-log-row.expanded .sec-log-extra { display:block; }
  .sec-user-row {
    display:flex; justify-content:space-between; align-items:center;
    padding:12px 0; border-bottom:1px solid var(--border); cursor:pointer;
  }
  .sec-user-row:active { opacity:.7; }
  .role-btn {
    flex:1; padding:8px 4px; font-size:12px; font-weight:700;
    border:1.5px solid var(--border); border-radius:8px; background:none;
    color:var(--text-dim); cursor:pointer; font-family:'Nunito',sans-serif; transition:all .15s;
  }
  .role-btn.active { border-color:var(--accent); color:var(--accent); background:rgba(212,146,14,.08); }

  /* ── GUIDEBOOK ── */
  .guide-section { margin-bottom: 20px; }
  .guide-heading {
    font-family: 'Fredoka One', sans-serif;
    font-size: 16px;
    color: var(--accent);
    margin-bottom: 8px;
    padding-bottom: 4px;
    border-bottom: 1px solid var(--border);
  }
  .guide-step {
    font-size: 13px;
    color: var(--text);
    padding: 4px 0 4px 12px;
    border-left: 2px solid var(--border);
    margin-bottom: 4px;
    line-height: 1.5;
  }
  .guide-step strong { color: var(--accent-warm); }
  /* ── TOP SELLERS ── */
  .top-seller-row {
    display: flex; align-items: center; gap: 8px;
    padding: 7px 0; border-bottom: 1px solid var(--border);
  }
  .top-seller-row:last-child { border-bottom: none; }
  .top-seller-rank { font-size: 16px; width: 24px; text-align: center; flex-shrink: 0; }
  .top-seller-info { flex: 1; min-width: 0; }
  .top-seller-name { font-size: 12px; font-weight: 600; margin-bottom: 4px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .top-seller-today { font-size: 10px; color: var(--green); font-weight: 700; background: rgba(39,174,96,0.12); padding: 1px 5px; border-radius: 99px; margin-left: 4px; }
  .top-seller-bar-wrap { height: 4px; background: var(--border); border-radius: 99px; overflow: hidden; }
  .top-seller-bar { height: 100%; background: linear-gradient(90deg, var(--accent2), var(--accent)); border-radius: 99px; transition: width 0.4s ease; }
  .top-seller-stats { text-align: right; flex-shrink: 0; }
  .top-seller-qty { font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; color: var(--accent); }
  .top-seller-rev { font-size: 9px; color: var(--text-dim); }

  /* ── PREV SALE SNIPPET ── */
  .prev-sale {
    margin: 4px 0 6px;
    background: var(--surface2);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px 10px;
    font-size: 11px;
  }
  .prev-sale-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 3px; }
  .prev-sale-label { font-size: 9px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim); }
  .prev-sale-total { font-family: 'JetBrains Mono', monospace; font-size: 12px; color: var(--accent); font-weight: 600; }
  .prev-sale-customer { color: var(--text-dim); font-size: 10px; margin-bottom: 2px; }
  .prev-sale-items { color: var(--text-dim); font-size: 10px; line-height: 1.4; }

  /* ── TOGGLE SWITCH ── */
  .toggle-switch {
    width: 42px; height: 24px;
    background: var(--border);
    border-radius: 99px; position: relative;
    cursor: pointer; transition: background 0.25s;
    flex-shrink: 0;
  }
  .toggle-switch.on { background: var(--accent); }
  .toggle-knob {
    position: absolute; top: 3px; left: 3px;
    width: 18px; height: 18px;
    background: #fff; border-radius: 50%;
    transition: transform 0.25s;
    box-shadow: 0 1px 4px rgba(0,0,0,0.3);
  }
  .toggle-switch.on .toggle-knob { transform: translateX(18px); }

  /* ── LANGUAGE PICKER ── */
  .lang-picker { display: flex; gap: 8px; }
  .lang-btn {
    flex: 1; padding: 10px 6px;
    background: var(--surface2); border: 1.5px solid var(--border);
    border-radius: 10px; color: var(--text-dim);
    font-family: 'Nunito', sans-serif; font-size: 13px; font-weight: 700;
    cursor: pointer; text-align: center; transition: all 0.15s;
  }
  .lang-btn.active { background: linear-gradient(135deg,#b85c1a,#d4920e); color: #fff; border-color: var(--accent); }

  /* ── QUICK USER PRESETS ── */
  .quick-user-presets {
    display: flex; gap: 6px; flex-wrap: wrap;
    margin-bottom: 12px;
  }
  .quick-user-btn {
    padding: 7px 12px;
    background: var(--surface2); border: 1.5px solid var(--border);
    border-radius: 99px; color: var(--text);
    font-size: 13px; font-weight: 700; cursor: pointer;
    transition: all 0.15s; white-space: nowrap;
  }
  .quick-user-btn:hover { border-color: var(--accent); color: var(--accent); }
  .quick-user-btn:active { transform: scale(0.93); }

  /* ── LIGHT MODE overrides ── */
  body.light {
    --bg: #fdf6ec;
    --surface: #ffffff;
    --surface2: #fef0d8;
    --border: #f0d8a8;
    --text: #2d1a00;
    --text-dim: #a07840;
  }
  body.light .topbar,
  body.light .panel-topbar { box-shadow: 0 2px 8px rgba(180,90,20,0.2); }
  body.light .product-card { box-shadow: 0 1px 4px rgba(0,0,0,0.06); }
  body.light .cart-panel { border-left-color: var(--border); }
  body.light .modal { box-shadow: 0 8px 32px rgba(0,0,0,0.12); }
  body.light .num-btn { background: #fff8ee; }


  /* ── RESPONSIVE: very narrow phones ── */
  @media (max-width: 360px) {
    .cart-panel { width: 150px; }
    .product-grid { grid-template-columns: repeat(3, 1fr); }
    .numpad { gap: 6px; }
  }
  @media (min-width: 768px) {
    .cart-panel { width: 260px; }
    .product-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
  }
  /* Scrollbar global */
  * { scrollbar-width: thin; scrollbar-color: var(--border) transparent; }