/* StorageManager — Industrial Monospace Theme */
@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;600&family=IBM+Plex+Sans:wght@300;400;500;600&display=swap');

:root {
  --bg: #0f1117;
  --bg2: #171b24;
  --bg3: #1e2433;
  --border: #2a3147;
  --border-bright: #3d4f72;
  --text: #c8d0e8;
  --text-dim: #6b7a9e;
  --text-bright: #e8edf8;
  --accent: #4a9eff;
  --accent-dim: #1a3a5c;
  --green: #3dd68c;
  --green-dim: #0e3320;
  --amber: #f59e0b;
  --amber-dim: #3a2500;
  --red: #f87171;
  --red-dim: #3a0f0f;
  --mono: 'IBM Plex Mono', monospace;
  --sans: 'IBM Plex Sans', sans-serif;
  --radius: 4px;
  --shadow: 0 2px 12px rgba(0,0,0,0.4);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.6;
}

/* ── NAVBAR ── */
.navbar {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding: 0 1.5rem;
  height: 56px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 200;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--text-bright);
  font-family: var(--mono);
  font-size: 15px;
  flex-shrink: 0;
}
.nav-brand strong { color: var(--accent); }
.brand-icon { color: var(--accent); font-size: 18px; }

.nav-links {
  display: flex;
  gap: 0.25rem;
  flex: 1;
}

.nav-link {
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius);
  text-decoration: none;
  color: var(--text-dim);
  font-size: 13px;
  font-weight: 500;
  transition: all 0.15s;
  letter-spacing: 0.02em;
}
.nav-link:hover { color: var(--text-bright); background: var(--bg3); }
.nav-link.active { color: var(--accent); background: var(--accent-dim); }

.nav-user {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.user-name { font-size: 13px; color: var(--text-dim); }
.user-badge {
  font-family: var(--mono);
  font-size: 10px;
  padding: 0.2rem 0.5rem;
  border-radius: 2px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}
.role-admin    { background: var(--accent-dim); color: var(--accent); border: 1px solid var(--accent); }
.role-user     { background: var(--green-dim);  color: var(--green);  border: 1px solid var(--green); }
.role-readonly { background: var(--bg3);        color: var(--text-dim); border: 1px solid var(--border); }

/* ── BURGER BUTTON (hidden on desktop) ── */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 36px;
  height: 36px;
  background: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  padding: 0;
  flex-shrink: 0;
  transition: border-color 0.15s;
}
.burger:hover { border-color: var(--border-bright); }
.burger-line {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text-dim);
  border-radius: 1px;
  transition: transform 0.25s ease, opacity 0.2s ease, width 0.25s ease;
  transform-origin: center;
}
.burger.is-open .burger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open .burger-line:nth-child(2) { opacity: 0; width: 0; }
.burger.is-open .burger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── MOBILE DRAWER ── */
.nav-drawer {
  display: none;
  position: fixed;
  top: 56px;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 190;
  pointer-events: none;
}
.nav-drawer-scrim {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0);
  transition: background 0.28s ease;
  pointer-events: none;
}
.nav-drawer-panel {
  position: absolute;
  top: 0;
  left: 0;
  width: min(280px, 85vw);
  height: 100%;
  background: var(--bg2);
  border-right: 1px solid var(--border-bright);
  transform: translateX(-100%);
  transition: transform 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  pointer-events: all;
  box-shadow: 4px 0 24px rgba(0,0,0,0.5);
}
body.drawer-open .nav-drawer         { display: block; pointer-events: all; }
body.drawer-open .nav-drawer-scrim   { background: rgba(0,0,0,0.55); pointer-events: all; }
body.drawer-open .nav-drawer-panel   { transform: translateX(0); }
body.drawer-open                     { overflow: hidden; }

.drawer-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  font-family: var(--mono);
  font-size: 14px;
  color: var(--text-bright);
  flex-shrink: 0;
}
.drawer-header .brand-icon { color: var(--accent); }

.drawer-links {
  display: flex;
  flex-direction: column;
  padding: 0.5rem 0;
  flex: 1;
}
.drawer-link {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.85rem 1.25rem;
  text-decoration: none;
  color: var(--text);
  font-size: 15px;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.drawer-link:hover  { background: var(--bg3); color: var(--text-bright); }
.drawer-link.active { color: var(--accent); border-left-color: var(--accent); background: var(--accent-dim); }
.drawer-link-icon   { font-size: 16px; width: 20px; text-align: center; }

.drawer-footer {
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  flex-shrink: 0;
}
.drawer-user     { display: flex; align-items: center; gap: 0.6rem; }
.drawer-fullname { font-size: 13px; color: var(--text-bright); font-weight: 500; }
.drawer-logout {
  display: block;
  text-align: center;
  padding: 0.55rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-dim);
  text-decoration: none;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.04em;
  transition: background 0.12s, color 0.12s, border-color 0.12s;
}
.drawer-logout:hover { background: var(--red-dim); color: var(--red); border-color: var(--red); }

/* ── RESPONSIVE BREAKPOINT ── */
@media (max-width: 640px) {
  .burger      { display: flex; }
  .nav-links   { display: none; }
  .nav-user    { display: none; }
  .navbar      { gap: 0; padding: 0 1rem; }
  .nav-brand   { flex: 1; }
  .main-content { padding: 1rem; }
  .page-title   { font-size: 17px; }
}

/* ── MAIN CONTENT ── */
.main-content {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
}

.page-title-bar {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.page-title {
  font-family: var(--mono);
  font-size: 20px;
  font-weight: 600;
  color: var(--text-bright);
  letter-spacing: -0.02em;
}

/* ── CARDS ── */
.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.875rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg3);
}

.card-title {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  color: var(--text-bright);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.card-body { padding: 1.25rem; }

/* ── GRID ── */
.grid { display: grid; gap: 1.25rem; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 768px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.15s;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.btn-sm { padding: 0.3rem 0.65rem; font-size: 11px; }
.btn-lg { padding: 0.65rem 1.25rem; font-size: 13px; }

.btn-primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-primary:hover { background: #5aaeff; border-color: #5aaeff; }

.btn-success { background: var(--green); color: #0a2415; border-color: var(--green); }
.btn-success:hover { background: #5aefac; }

.btn-danger { background: var(--red-dim); color: var(--red); border-color: var(--red); }
.btn-danger:hover { background: var(--red); color: #fff; }

.btn-ghost { background: transparent; color: var(--text-dim); border-color: var(--border); }
.btn-ghost:hover { color: var(--text-bright); border-color: var(--border-bright); background: var(--bg3); }

.btn-amber { background: var(--amber-dim); color: var(--amber); border-color: var(--amber); }
.btn-amber:hover { background: var(--amber); color: #1a0f00; }

/* ── FORMS ── */
.form-group { margin-bottom: 1rem; }
.form-label {
  display: block;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  margin-bottom: 0.4rem;
}

.form-control {
  width: 100%;
  padding: 0.55rem 0.75rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-bright);
  font-family: var(--sans);
  font-size: 14px;
  transition: border-color 0.15s;
  outline: none;
}
.form-control:focus { border-color: var(--accent); box-shadow: 0 0 0 2px rgba(74,158,255,0.15); }
.form-control::placeholder { color: var(--text-dim); }

select.form-control option { background: var(--bg2); }

.form-row { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem; }
@media(max-width:600px) { .form-row { grid-template-columns: 1fr; } }

.form-hint { font-size: 12px; color: var(--text-dim); margin-top: 0.3rem; }

/* ── TABLE ── */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  padding: 0.65rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  background: var(--bg3);
  white-space: nowrap;
}
td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  color: var(--text);
  vertical-align: middle;
}
tr:last-child td { border-bottom: none; }
tr:hover td { background: rgba(255,255,255,0.02); }

.mono { font-family: var(--mono); font-size: 12px; }

/* ── BADGES ── */
.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.badge-small { background: var(--accent-dim); color: var(--accent); }
.badge-medium { background: var(--amber-dim); color: var(--amber); }
.badge-big { background: var(--red-dim); color: var(--red); }
.badge-green { background: var(--green-dim); color: var(--green); }
.badge-gray { background: var(--bg3); color: var(--text-dim); border: 1px solid var(--border); }

/* ── ALERTS ── */
.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  margin-bottom: 1rem;
  font-size: 13px;
  border-left: 3px solid;
}
.alert-success { background: var(--green-dim); color: var(--green); border-color: var(--green); }
.alert-error { background: var(--red-dim); color: var(--red); border-color: var(--red); }
.alert-info { background: var(--accent-dim); color: var(--accent); border-color: var(--accent); }
.alert-warning { background: var(--amber-dim); color: var(--amber); border-color: var(--amber); }

/* ── TREE ── */
.storage-tree { padding: 0; }
.tree-node { list-style: none; }
.tree-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius);
  cursor: default;
  transition: background 0.1s;
}
.tree-item:hover { background: var(--bg3); }
.tree-children {
  padding-left: 1.5rem;
  border-left: 1px dashed var(--border);
  margin-left: 1rem;
  margin-top: 0.1rem;
}
.tree-toggle {
  width: 16px;
  text-align: center;
  cursor: pointer;
  color: var(--text-dim);
  font-size: 10px;
  user-select: none;
}
.tree-icon { color: var(--accent); font-size: 14px; }
.tree-label { font-family: var(--mono); font-size: 13px; color: var(--text-bright); }
.tree-subid { font-size: 12px; color: var(--text-dim); margin-left: 0.25rem; }
.tree-actions { margin-left: auto; display: none; gap: 0.25rem; }
.tree-item:hover .tree-actions { display: flex; }

/* ── MODAL ── */
.modal-backdrop {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(2px);
}
.modal-backdrop.open { display: flex; }
.modal {
  background: var(--bg2);
  border: 1px solid var(--border-bright);
  border-radius: var(--radius);
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow);
  animation: modalIn 0.15s ease;
}
@keyframes modalIn {
  from { transform: translateY(-12px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}
.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.modal-title { font-family: var(--mono); font-size: 14px; font-weight: 600; color: var(--text-bright); }
.modal-close { background: none; border: none; color: var(--text-dim); cursor: pointer; font-size: 18px; padding: 0.25rem; }
.modal-close:hover { color: var(--red); }
.modal-body { padding: 1.25rem; }
.modal-footer {
  display: flex;
  gap: 0.5rem;
  justify-content: flex-end;
  padding: 1rem 1.25rem;
  border-top: 1px solid var(--border);
}

/* ── QR / PRINT ── */
.qr-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
}
.qr-container img, .qr-container canvas { border: 3px solid white; }

/* ── LABEL PRINT ── */
@media print {
  body * { visibility: hidden; }
  .print-label, .print-label * { visibility: visible; }
  .print-label {
    position: fixed;
    top: 0; left: 0;
    width: 40mm;
    height: 30mm;
    display: flex !important;
    gap: 1mm;
    padding: 1.5mm;
    background: white;
    color: black;
    font-family: Arial, sans-serif;
    overflow: hidden;
    align-items: flex-start;
  }
  .print-label .label-qr img,
  .print-label .label-qr canvas { width: 18mm !important; height: 18mm !important; }
  .print-label .label-info { font-size: 5pt; line-height: 1.4; }
  .print-label .label-info strong { font-size: 5.5pt; }
}

.print-label {
  display: none;
}

/* ── DASHBOARD STATS ── */
.stat-card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}
.stat-value {
  font-family: var(--mono);
  font-size: 28px;
  font-weight: 600;
  color: var(--text-bright);
}
.stat-label {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

/* ── SUGGESTIONS ── */
.suggestion-list { display: flex; flex-direction: column; gap: 0.5rem; margin-top: 0.5rem; }
.suggestion-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 0.75rem;
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  transition: border-color 0.15s;
}
.suggestion-item:hover { border-color: var(--accent); }
.suggestion-item.selected { border-color: var(--green); background: var(--green-dim); }
.suggestion-path { font-family: var(--mono); font-size: 12px; color: var(--text-bright); }
.suggestion-cap { font-size: 11px; color: var(--text-dim); }

/* ── SEARCH ── */
.search-bar {
  display: flex;
  gap: 0.75rem;
  align-items: flex-end;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
}
.search-bar .form-group { margin-bottom: 0; flex: 1; min-width: 180px; }

/* ── MISC ── */
.flex { display: flex; }
.flex-col { display: flex; flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-2 { margin-bottom: 1rem; }
.text-dim { color: var(--text-dim); }
.text-sm { font-size: 12px; }
.text-mono { font-family: var(--mono); }
.w-full { width: 100%; }

.inventory-count {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
}
.inventory-low { color: var(--red); }
.inventory-ok { color: var(--green); }

/* ── LOGIN ── */
.login-wrap {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  background-image: repeating-linear-gradient(
    0deg, transparent, transparent 24px, rgba(255,255,255,0.02) 24px, rgba(255,255,255,0.02) 25px
  ),
  repeating-linear-gradient(
    90deg, transparent, transparent 24px, rgba(255,255,255,0.02) 24px, rgba(255,255,255,0.02) 25px
  );
}

.login-card {
  background: var(--bg2);
  border: 1px solid var(--border-bright);
  border-radius: 6px;
  padding: 2.5rem;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}

.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}
.login-logo .brand-icon { font-size: 36px; color: var(--accent); }
.login-logo h1 {
  font-family: var(--mono);
  font-size: 18px;
  color: var(--text-bright);
  margin-top: 0.5rem;
}
.login-logo p { font-size: 12px; color: var(--text-dim); margin-top: 0.25rem; }

/* ── ARTICLE DETAIL (scan view) ── */
.article-detail {
  max-width: 480px;
  margin: 0 auto;
}
.detail-row {
  display: flex;
  border-bottom: 1px solid var(--border);
  padding: 0.65rem 0;
}
.detail-key {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  width: 140px;
  flex-shrink: 0;
}
.detail-value { color: var(--text-bright); font-size: 14px; }

.sold-confirm { text-align: center; padding: 1.5rem; }