/* ============================================================
   DESIGN TOKENS — mendukung tema gelap (default) & terang
   ============================================================ */
:root,
html[data-theme="dark"] {
  --bg: #10141a;
  --panel: #171d26;
  --panel-2: #1f2732;
  --panel-3: #29323f;
  --border: #2c3644;
  --accent: #1569d6;
  --accent-dark: #0f52ac;
  --accent-ink: #ffffff;
  --brand-red: #e2231a;
  --success: #2fa84f;
  --danger: #e2231a;
  --text: #eef1f5;
  --text-dim: #99a3b0;
  --text-faint: #626d7a;
  --overlay: rgba(6, 8, 12, 0.72);

  --font-display: "Space Grotesk", "Inter", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: "JetBrains Mono", "SFMono-Regular", Consolas, monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --shadow-card: 0 1px 0 rgba(255, 255, 255, 0.03) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
  --sidebar-grad: linear-gradient(180deg, #151b23, #0d1117);
}

html[data-theme="light"] {
  --bg: #f2f5f9;
  --panel: #ffffff;
  --panel-2: #eef1f6;
  --panel-3: #e2e8ef;
  --border: #dbe2ea;
  --accent: #1569d6;
  --accent-dark: #0f52ac;
  --accent-ink: #ffffff;
  --brand-red: #d81f17;
  --success: #1f8a3d;
  --danger: #d81f17;
  --text: #171a1d;
  --text-dim: #5a6068;
  --text-faint: #8a9098;
  --overlay: rgba(20, 22, 25, 0.45);
  --shadow-card: 0 1px 0 rgba(255, 255, 255, 0.6) inset, 0 6px 20px rgba(20, 22, 25, 0.08);
  --sidebar-grad: linear-gradient(180deg, #ffffff, #f3f6fa);
}

* { box-sizing: border-box; min-width: 0; }
html, body { height: 100%; }
html { overflow-x: hidden; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  font-size: 15px;
  overflow-x: hidden;
  transition: background-color 0.2s ease, color 0.2s ease;
}
h1, h2, h3, h4 { font-family: var(--font-display); margin: 0 0 4px; letter-spacing: -0.01em; }
p { margin: 0 0 8px; }
button { font-family: inherit; }
a { color: inherit; }
img, svg { max-width: 100%; }

.sidebar, .topbar, .panel, .stat-card, .item-card, .modal-box, .auth-card,
.input, .field input, .field select, .chip, .nav-item, .toast {
  transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

/* ============================================================
   THEME TOGGLE
   ============================================================ */
.theme-toggle {
  position: fixed; top: 14px; right: 16px; z-index: 210;
  width: 38px; height: 38px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--panel);
  color: var(--text); font-size: 17px; cursor: pointer;
  display: grid; place-items: center;
  box-shadow: var(--shadow-card);
}
.theme-toggle:active { transform: scale(0.94); }

/* ============================================================
   SHELL / LAYOUT
   ============================================================ */
.shell { display: flex; min-height: 100vh; }
.shell--auth { display: block; }

.sidebar {
  width: 232px;
  flex-shrink: 0;
  background: var(--sidebar-grad);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  z-index: 50;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px;
  border-bottom: 1px solid var(--border);
  min-width: 0;
}
.brand-logo-img { flex-shrink: 0; border-radius: var(--radius-sm); display: block; object-fit: contain; }
.brand-text {
  font-family: var(--font-display); font-weight: 600; font-size: 16px;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0;
}

.nav-list { padding: 12px; display: flex; flex-direction: column; gap: 2px; overflow-y: auto; }
.nav-item {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: background 0.15s, color 0.15s;
}
.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; }
.nav-item span { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-item:hover { background: var(--panel-2); color: var(--text); }
.nav-item--active { background: var(--accent); color: var(--accent-ink); }


.shell-main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--border);
  background: var(--bg);
  position: sticky; top: 0; z-index: 30;
  min-width: 0;
}
.topbar-title {
  font-family: var(--font-display); font-weight: 600; font-size: 17px; flex: 1;
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0;
}
.menu-toggle { display: none; background: none; border: none; color: var(--text); font-size: 20px; cursor: pointer; flex-shrink: 0; padding: 4px; }
.topbar-user { display: flex; align-items: center; gap: 10px; flex-shrink: 0; }
.user-chip { text-align: right; max-width: 130px; min-width: 0; }
.user-name { display: block; font-size: 13px; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user-role { display: block; font-size: 11px; color: var(--accent); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

.content { padding: 24px; max-width: 1280px; width: 100%; margin: 0 auto; min-width: 0; }

/* ============================================================
   BUTTONS / FORM CONTROLS
   ============================================================ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  font-weight: 600; font-size: 14px;
  cursor: pointer;
  transition: transform 0.08s, filter 0.15s, background 0.15s;
}
.btn:active { transform: scale(0.98); }
.btn-primary { background: var(--accent); color: var(--accent-ink); }
.btn-primary:hover { filter: brightness(1.08); }
.btn-primary:disabled { background: var(--panel-3); color: var(--text-faint); cursor: not-allowed; }
.btn-secondary { background: var(--panel-2); color: var(--text); border-color: var(--border); }
.btn-secondary:hover { background: var(--panel-3); }
.btn-ghost { background: transparent; color: var(--text-dim); border-color: var(--border); }
.btn-ghost:hover { color: var(--text); border-color: var(--text-faint); }
.btn-danger { background: var(--danger); color: #fff; }
.btn-danger:hover { filter: brightness(1.1); }
.btn-block { width: 100%; }
.btn-sm { padding: 6px 12px; font-size: 12.5px; }

.input {
  width: 100%;
  padding: 10px 12px;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text);
  font-size: 14px;
  font-family: inherit;
}
.input:focus { outline: none; border-color: var(--accent); }
.input-sm { width: auto; padding: 8px 10px; font-size: 13px; }
.input-right { text-align: right; max-width: 140px; }
select.input { appearance: none; }

.form { display: flex; flex-direction: column; gap: 14px; }
.form-inline { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; }
.field { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--text-dim); }
.field.checkbox { flex-direction: row; align-items: center; gap: 8px; }
.field input, .field select { font-size: 14px; color: var(--text); }
.field input[type="text"], .field input[type="number"], .field input[type="password"], .field select {
  padding: 10px 12px; background: var(--panel-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); font-family: inherit;
}
.field input:focus, .field select:focus { outline: none; border-color: var(--accent); }
.cart-row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

/* ============================================================
   CARDS / PANELS / TABLES
   ============================================================ */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow-card);
}
.panel h3 { font-size: 15px; margin-bottom: 14px; }

.page-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; }
.page-header h2 { font-size: 21px; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; margin-bottom: 20px; }
.stat-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  box-shadow: var(--shadow-card);
}
.stat-label { font-size: 12.5px; color: var(--text-dim); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.04em; }
.stat-value { font-family: var(--font-mono); font-size: 24px; font-weight: 700; color: var(--accent); }
.stat-sub { font-size: 12px; color: var(--text-faint); margin-top: 4px; }

.table { width: 100%; border-collapse: collapse; font-size: 13.5px; }
.table th, .table td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); }
.table th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: 0.03em; }
.table tbody tr:hover { background: var(--panel-2); }
.row-void { opacity: 0.5; text-decoration: line-through; }
.muted { color: var(--text-dim); font-size: 13.5px; }
.muted-sm { color: var(--text-faint); font-size: 11.5px; }
.success-text { color: var(--success); font-family: var(--font-mono); }
.danger-text { color: var(--danger); font-family: var(--font-mono); }

.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 11.5px; font-weight: 600; }
.badge--success { background: rgba(47, 168, 79, 0.15); color: var(--success); }
.badge--danger { background: rgba(226, 35, 26, 0.15); color: var(--danger); }
.badge--custom { background: rgba(21, 105, 214, 0.15); color: var(--accent); }

.chip {
  padding: 7px 14px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text-dim); font-size: 13px; cursor: pointer;
}
.chip--active { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }

.alert { padding: 10px 14px; border-radius: var(--radius-sm); font-size: 13.5px; }
.alert-error { background: rgba(226, 35, 26, 0.12); color: var(--danger); border: 1px solid rgba(226, 35, 26, 0.3); }
.loading { color: var(--text-dim); padding: 20px 0; font-size: 13.5px; }

/* ============================================================
   AUTH / LOGIN
   ============================================================ */
.auth-wrap {
  min-height: 100vh; display: grid; place-items: center;
  background: radial-gradient(circle at 20% 20%, var(--panel-2), var(--bg) 60%);
  padding: 20px;
}
.auth-card {
  width: 100%; max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
}
.auth-brand { text-align: center; margin-bottom: 24px; cursor: default; user-select: none; }
.auth-brand .brand-logo-img { margin: 0 auto; }
.secret-panel {
  margin-top: 20px; padding-top: 20px; border-top: 1px dashed var(--border);
}
.secret-panel-title { font-weight: 700; font-size: 14px; margin-bottom: 6px; }
.secret-panel .muted { font-size: 12px; margin-bottom: 12px; }
.secret-fallback { margin-top: 16px; padding-top: 14px; border-top: 1px dashed var(--border); }
.secret-fallback summary { cursor: pointer; font-size: 12.5px; color: var(--text-dim); }
.secret-fallback .form { margin-top: 12px; }
.auth-brand h1 { font-size: 22px; margin: 12px 0 6px; }
.auth-brand h1 b { color: var(--accent); }
.auth-brand p { color: var(--text-dim); font-size: 13px; }

/* ============================================================
   POS LAYOUT
   ============================================================ */
.pos-layout { display: grid; grid-template-columns: 1fr 360px; gap: 20px; align-items: start; }
.pos-catalog-head { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-bottom: 16px; }
.pos-tabs { display: flex; gap: 8px; }
.pos-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px;
}
.item-card {
  display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 14px; cursor: pointer; text-align: left; color: var(--text);
  transition: border-color 0.15s, transform 0.08s;
}
.item-card:hover { border-color: var(--accent); }
.item-card:active { transform: scale(0.98); }
.item-card--disabled { opacity: 0.4; cursor: not-allowed; }
.item-card-type { font-size: 18px; }
.item-card-name { font-weight: 600; font-size: 13.5px; line-height: 1.3; }
.item-card-price { font-family: var(--font-mono); color: var(--accent); font-size: 13px; }
.item-card-stock { font-size: 11px; color: var(--text-faint); }

.pos-cart {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 18px; position: sticky; top: 68px;
  display: flex; flex-direction: column; gap: 14px;
  max-height: calc(100vh - 100px); overflow-y: auto;
}
.cart-list { display: flex; flex-direction: column; gap: 10px; max-height: 220px; overflow-y: auto; }
.cart-item { border-bottom: 1px solid var(--border); padding-bottom: 8px; }
.cart-item-name { font-size: 13.5px; font-weight: 500; margin-bottom: 4px; }
.cart-item-controls { display: flex; align-items: center; gap: 8px; font-family: var(--font-mono); font-size: 13px; }
.cart-item-price { margin-left: auto; color: var(--accent); }
.qty-btn {
  width: 24px; height: 24px; border-radius: 6px; border: 1px solid var(--border);
  background: var(--panel-2); color: var(--text); cursor: pointer; font-size: 14px; line-height: 1;
}
.qty-btn--danger { color: var(--danger); border-color: rgba(226,35,26,0.3); margin-left: 6px; }

.cart-customer { display: flex; flex-direction: column; gap: 8px; }
.cart-summary { display: flex; flex-direction: column; gap: 8px; border-top: 1px dashed var(--border); padding-top: 12px; }
.cart-summary-row { display: flex; align-items: center; justify-content: space-between; font-size: 13.5px; }
.cart-summary-row span:first-child { color: var(--text-dim); }
.cart-summary-total { font-family: var(--font-mono); font-size: 18px; font-weight: 700; color: var(--accent); }

/* ============================================================
   MODAL
   ============================================================ */
.modal {
  position: fixed; inset: 0; background: var(--overlay);
  display: grid; place-items: center; z-index: 100; padding: 16px;
  backdrop-filter: blur(2px);
}
.modal[hidden] {
  display: none;
}
.modal-box {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 24px; width: 100%; max-width: 420px; max-height: 90vh; overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }

/* ============================================================
   STRUK / RECEIPT  — signature element: kertas thermal asli
   ============================================================ */
.receipt {
  background: #fdfdfb;
  color: #16181a;
  font-family: var(--font-mono);
  font-size: 12.5px;
  line-height: 1.5;
  width: 300px;
  max-width: 100%;
  margin: 0 auto;
  padding: 20px 16px 26px;
  border-radius: 2px;
  position: relative;
  box-shadow: 0 10px 30px rgba(0,0,0,0.4);
}
/* tepi bawah bergerigi seperti kertas struk yang disobek */
.receipt::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -10px; height: 12px;
  background: repeating-linear-gradient(-45deg, #fdfdfb 0 6px, transparent 6px 12px);
  background-color: transparent;
  -webkit-mask: repeating-linear-gradient(90deg, black 0 8px, transparent 8px 16px);
  mask: repeating-linear-gradient(90deg, black 0 8px, transparent 8px 16px);
  background: #fdfdfb;
}
.rc-header { text-align: center; }
.rc-shop { font-family: var(--font-display); font-weight: 700; font-size: 15px; text-transform: uppercase; letter-spacing: 0.03em; }
.rc-sub { font-size: 11px; color: #555; }
.rc-dashed { border-top: 1px dashed #999; margin: 10px 0; }
.rc-meta div, .rc-totals div { display: flex; justify-content: space-between; gap: 8px; }
.rc-meta span:first-child { color: #666; }
.rc-item { margin-bottom: 6px; }
.rc-item-name { font-weight: 600; }
.rc-item-line { display: flex; justify-content: space-between; color: #444; }
.rc-grand { font-weight: 700; font-size: 14px; border-top: 1px dashed #999; margin-top: 4px; padding-top: 4px; }
.rc-footer { text-align: center; margin-top: 6px; font-size: 11.5px; color: #555; }

/* ============================================================
   TOASTS
   ============================================================ */
.toast-container { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 200; }
.toast {
  background: var(--panel-3); color: var(--text); border: 1px solid var(--border);
  padding: 12px 16px; border-radius: var(--radius-sm); font-size: 13.5px;
  opacity: 0; transform: translateY(8px); transition: opacity 0.25s, transform 0.25s;
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}
.toast--visible { opacity: 1; transform: translateY(0); }
.toast--success { border-color: rgba(47,168,79,0.4); }
.toast--error { border-color: rgba(226,35,26,0.45); }

.install-btn {
  position: fixed; bottom: 20px; left: 20px; z-index: 200;
  padding: 10px 16px; border-radius: 999px; border: none;
  background: var(--accent); color: var(--accent-ink); font-weight: 700; font-size: 13px;
  cursor: pointer; box-shadow: 0 8px 24px rgba(0,0,0,0.4);
}

/* ============================================================
   TABEL: scroll horizontal di layar sempit (anti overlap)
   ============================================================ */
.table-scroll { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.table-scroll .table { min-width: 560px; }

/* ============================================================
   SIDEBAR BACKDROP (mobile)
   ============================================================ */
.sidebar-backdrop {
  position: fixed; inset: 0; background: var(--overlay);
  z-index: 45; opacity: 0; pointer-events: none; transition: opacity 0.2s ease;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */

/* Tablet & di bawahnya: POS jadi satu kolom (katalog di atas, keranjang di bawah) */
@media (max-width: 960px) {
  .pos-layout { grid-template-columns: 1fr; }
  .pos-cart { position: static; max-height: none; }
  .content { max-width: 100%; }
}

/* HP & tablet kecil: sidebar jadi overlay geser dari kiri + backdrop gelap */
@media (max-width: 720px) {
  .sidebar {
    position: fixed; left: 0; top: 0; transform: translateX(-100%);
    transition: transform 0.2s ease; width: 260px; max-width: 82vw;
  }
  .sidebar--open { transform: translateX(0); }
  .sidebar-backdrop--visible { opacity: 1; pointer-events: auto; }
  .menu-toggle { display: block; }
  .content { padding: 16px; }
  .page-header { gap: 10px; }
  .page-header h2 { font-size: 18px; }
  .stat-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .stat-value { font-size: 20px; }
  .form-inline { flex-direction: column; align-items: stretch; }
  .form-inline > * { width: 100%; }
  .pos-grid { grid-template-columns: repeat(auto-fill, minmax(128px, 1fr)); gap: 10px; }
  .cart-row-2 { grid-template-columns: 1fr; }
  .modal-box { padding: 18px; }
  .theme-toggle { top: 10px; right: 10px; width: 34px; height: 34px; font-size: 15px; }
  .install-btn { bottom: 14px; left: 14px; padding: 9px 14px; font-size: 12px; }
}

/* HP kecil (< 480px): rapatkan lebih jauh & hindari elemen bertumpuk */
@media (max-width: 480px) {
  body { font-size: 14px; }
  .topbar { padding: 10px 14px; gap: 8px; }
  .topbar-title { font-size: 15px; }
  .user-chip { max-width: 88px; }
  .user-role { display: none; }
  .content { padding: 12px; }
  .stat-grid { grid-template-columns: 1fr; }
  .panel { padding: 14px; }
  .page-header { flex-direction: column; align-items: stretch; }
  .page-header button, .page-header select { width: 100%; }
  .auth-card { padding: 24px 18px; }
  .modal { padding: 10px; }
  .modal-box { padding: 16px; max-height: 92vh; }
  .receipt { width: 100%; max-width: 280px; padding: 16px 12px 22px; font-size: 11.5px; }
  .pos-catalog-head { flex-direction: column; align-items: stretch; }
  .pos-tabs { justify-content: stretch; }
  .pos-tabs .chip { flex: 1; text-align: center; }
  .cart-item-controls { flex-wrap: wrap; row-gap: 6px; }
  .modal-actions { flex-direction: column; }
  .modal-actions .btn { width: 100%; }
}

/* Layar sangat sempit (< 360px), mis. HP lama */
@media (max-width: 360px) {
  .brand-text { font-size: 14px; }
  .pos-grid { grid-template-columns: repeat(auto-fill, minmax(108px, 1fr)); }
  .stat-value { font-size: 18px; }
}

/* Desktop lebar: batasi lebar konten POS agar tidak terlalu renggang */
@media (min-width: 1400px) {
  .content { max-width: 1400px; }
}

/* ============================================================
   PRINT (thermal receipt)
   ============================================================ */
@media print {
  body * { visibility: hidden; }
  .receipt, .receipt * { visibility: visible; }
  .receipt { position: absolute; top: 0; left: 0; width: 80mm; box-shadow: none; }
  .receipt::after { display: none; }
}