:root {
  --bg-a: #eef4fb;
  --bg-b: #f6f8fc;
  --surface: #ffffff;
  --surface-soft: #f3f7fd;
  --text: #0f233a;
  --muted: #5c6f86;
  --line: #d8e2ef;
  --primary: #0f4e8a;
  --primary-2: #1565b0;
  --danger: #b42318;
  --ok: #0f766e;
  --radius: 14px;
  --shadow: 0 8px 26px rgba(17, 48, 84, 0.09);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  color: var(--text);
  font-family: "IBM Plex Sans", "Source Sans 3", "Segoe UI", sans-serif;
  background:
    radial-gradient(1100px 500px at 90% -10%, #dcecff 0%, transparent 62%),
    radial-gradient(1000px 420px at -10% -15%, #e8f3ff 0%, transparent 66%),
    linear-gradient(180deg, var(--bg-a) 0%, var(--bg-b) 42%, #eef2f9 100%);
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 11px 12px;
}

textarea {
  min-height: 90px;
  resize: vertical;
}

.app-root {
  min-height: 100dvh;
  padding-bottom: 84px;
}

.auth-wrap {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.auth-card {
  width: min(100%, 450px);
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 20px;
}

.brand {
  margin: 0;
  font-size: 1.4rem;
  font-weight: 750;
}

.subtitle {
  margin: 6px 0 16px;
  color: var(--muted);
  font-size: 0.95rem;
}

.segmented {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.segmented button {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  padding: 10px;
  font-weight: 700;
  color: var(--text);
}

.segmented button.active {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}

.form-grid {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.field {
  display: grid;
  gap: 6px;
}

.field label {
  font-size: 0.84rem;
  color: var(--muted);
}

.row {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}

.row-tight {
  gap: 6px;
}

.btn {
  border: 1px solid transparent;
  border-radius: 12px;
  padding: 10px 14px;
  cursor: pointer;
  font-weight: 700;
}

.btn.primary {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
}

.btn.secondary {
  border-color: var(--line);
  background: var(--surface-soft);
  color: var(--text);
}

.btn.danger {
  border-color: #efc9c4;
  background: #fff;
  color: var(--danger);
}

.btn.tiny {
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 0.78rem;
  font-weight: 700;
}

.notice {
  border-radius: 12px;
  border: 1px solid var(--line);
  padding: 10px 12px;
  margin-top: 12px;
}

.notice.ok {
  background: #e8f8f6;
  border-color: #bae7df;
  color: #0b5e56;
}

.notice.error {
  background: #fdecec;
  border-color: #f2c5c3;
  color: #8f1f1b;
}

.floating-notice {
  position: fixed;
  left: 12px;
  right: 12px;
  bottom: 92px;
  z-index: 80;
}

.app-header {
  position: sticky;
  top: 0;
  z-index: 40;
  border-bottom: 1px solid var(--line);
  background: rgba(245, 248, 252, 0.92);
  backdrop-filter: blur(8px);
}

.app-header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.app-title {
  margin: 0;
  font-size: 1.08rem;
}

.app-sub {
  margin: 3px 0 0;
  font-size: 0.83rem;
  color: var(--muted);
}

.main {
  max-width: 1080px;
  margin: 0 auto;
  padding: 14px;
  display: grid;
  gap: 12px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 14px;
}

.card h2,
.card h3 {
  margin: 0;
}

.muted {
  color: var(--muted);
  font-size: 0.88rem;
}

.stats {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.stat {
  border: 1px solid var(--line);
  background: var(--surface-soft);
  border-radius: 12px;
  padding: 10px;
}

.stat .label {
  font-size: 0.78rem;
  color: var(--muted);
}

.stat .value {
  margin-top: 4px;
  font-size: 1.2rem;
  font-weight: 800;
}

.list {
  display: grid;
  gap: 8px;
}

.list-item {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 11px;
}

.item-title {
  margin: 0;
  font-size: 1rem;
}

.empty {
  border: 1px dashed var(--line);
  border-radius: 12px;
  padding: 20px;
  text-align: center;
  color: var(--muted);
  background: #fff;
}

.badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  background: #fff;
  font-size: 0.74rem;
  font-weight: 800;
}

.badge.available {
  border-color: #afd9d3;
  color: #0f766e;
}

.badge.assigned {
  border-color: #c4d6f3;
  color: #1d4f91;
}

.badge.in_repair {
  border-color: #f5d7a7;
  color: #9c6111;
}

.badge.retired {
  border-color: #d6d6dc;
  color: #52525b;
}

.tree-wrap {
  display: grid;
  gap: 8px;
}

.tree-group {
  display: grid;
  gap: 8px;
  margin-left: 12px;
}

.tree-node {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 7px;
}

.tree-node > summary {
  list-style: none;
  cursor: pointer;
}

.tree-node > summary::-webkit-details-marker {
  display: none;
}

.tree-summary {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.bottom-nav {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid var(--line);
}

.bottom-nav button {
  border: 0;
  background: transparent;
  color: var(--muted);
  font-weight: 700;
  padding: 11px 6px 12px;
}

.bottom-nav button.active {
  color: var(--primary);
}

.fab {
  position: fixed;
  right: 14px;
  bottom: 94px;
  z-index: 55;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  font-weight: 800;
  padding: 13px 16px;
  box-shadow: 0 8px 24px rgba(16, 77, 138, 0.32);
}

.overlay {
  position: fixed;
  inset: 0;
  z-index: 70;
  background: rgba(8, 18, 33, 0.44);
  display: grid;
  place-items: center;
  padding: 14px;
}

.overlay-card {
  width: min(100%, 560px);
  max-height: calc(100dvh - 28px);
  overflow: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: 0 12px 34px rgba(12, 39, 72, 0.3);
  padding: 14px;
}

.overlay-card.wide {
  width: min(100%, 720px);
}

.qr-card {
  width: min(100%, 420px);
}

.qr-box {
  margin-top: 8px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  display: grid;
  place-items: center;
  padding: 12px;
}

.qr-box img {
  width: 100%;
  max-width: 260px;
  height: auto;
  display: block;
  background: #fff;
}

.detail-grid {
  margin-top: 10px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}

.detail-grid > div {
  border: 1px solid var(--line);
  border-radius: 11px;
  padding: 8px 10px;
  background: #fff;
}

.grid-3 {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}


.panel-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.location-mode-toggle {
  margin-top: 10px;
}

.filter-bar {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.filter-field {
  min-width: 150px;
}

.filter-field.grow {
  flex: 1 1 230px;
}

.filter-field.compact {
  flex: 0 1 230px;
}

.active-filters {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}

.filter-chip {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text);
  cursor: pointer;
}

.filter-chip.reset {
  color: var(--muted);
}

.entity-grid {
  display: grid;
  gap: 10px;
}

.entity-grid.compact {
  gap: 8px;
}

.entity-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 12px;
  box-shadow: 0 3px 10px rgba(15, 34, 58, 0.05);
  transition: border-color 0.16s ease, box-shadow 0.16s ease, transform 0.16s ease;
}

.entity-card[data-card-open] {
  cursor: pointer;
}

.entity-card:hover {
  border-color: #c5d8ef;
  box-shadow: 0 8px 18px rgba(16, 60, 110, 0.12);
  transform: translateY(-1px);
}

.entity-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 8px;
}

.entity-head-main {
  display: grid;
  gap: 5px;
}

.path-text {
  margin: 8px 0 0;
  font-size: 0.86rem;
  color: var(--muted);
}

.soft-badge,
.soft-count {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid var(--line);
  padding: 4px 9px;
  background: #fff;
  font-size: 0.75rem;
  color: var(--muted);
  font-weight: 700;
}

.metrics-row {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.metrics-row.elevated {
  margin-top: 12px;
}

.metric-pill {
  display: inline-flex;
  align-items: baseline;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  padding: 5px 10px;
  font-size: 0.78rem;
  color: var(--muted);
}

.metric-pill strong {
  font-size: 0.9rem;
  color: var(--text);
}

.type-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 0.76rem;
  font-weight: 800;
  color: #25415f;
  background: #f7fafc;
}

.type-badge::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #8aa2bf;
}

.type-badge.type-site::before {
  background: #1b7f6b;
}

.type-badge.type-building::before {
  background: #1f6fb2;
}

.type-badge.type-floor::before {
  background: #4f7ed8;
}

.type-badge.type-room::before {
  background: #6e70d8;
}

.type-badge.type-area::before {
  background: #8b6cc0;
}

.type-badge.type-shelf::before {
  background: #9b6d49;
}

.type-badge.type-cabinet::before {
  background: #aa6f39;
}

.type-badge.type-drawer::before {
  background: #ba7b33;
}

.type-badge.type-bin::before {
  background: #b08f2e;
}

.type-badge.type-storage_place::before {
  background: #7f8895;
}

.context-menu {
  position: relative;
  flex: 0 0 auto;
}

.icon-btn {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  color: var(--muted);
  width: 32px;
  height: 32px;
  display: grid;
  place-items: center;
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  list-style: none;
}

.icon-btn::-webkit-details-marker {
  display: none;
}

.context-menu[open] .icon-btn {
  color: var(--text);
  border-color: #bfd2e8;
}

.context-panel {
  position: absolute;
  right: 0;
  top: calc(100% + 6px);
  min-width: 196px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  box-shadow: 0 14px 28px rgba(10, 35, 66, 0.18);
  padding: 6px;
  display: grid;
  gap: 2px;
  z-index: 30;
}

.context-item {
  border: 0;
  text-align: left;
  background: transparent;
  border-radius: 8px;
  padding: 8px 9px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
}

.context-item:hover {
  background: var(--surface-soft);
}

.context-item.danger {
  color: var(--danger);
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 5px;
  margin-bottom: 10px;
}

.crumb-btn {
  border: 0;
  background: transparent;
  color: var(--primary);
  padding: 0;
  font-size: 0.82rem;
  font-weight: 700;
  cursor: pointer;
}

.crumb-btn.root {
  color: var(--muted);
}

.breadcrumb .sep {
  color: #8ea1b6;
  font-size: 0.8rem;
}

.breadcrumb .current {
  font-size: 0.82rem;
  color: var(--text);
  font-weight: 700;
}

.detail-hero {
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
}

.detail-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 10px;
}

.detail-actions {
  margin-top: 12px;
}

.status-row {
  margin-top: 5px;
}

.row-end {
  justify-content: flex-end;
}

.tree-wrap {
  display: grid;
  gap: 10px;
}

.tree-group {
  display: grid;
  gap: 8px;
  margin-left: 0;
}

.tree-node-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 8px;
}

.tree-node-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.tree-node-hit {
  border: 0;
  background: transparent;
  text-align: left;
  padding: 2px;
  cursor: pointer;
  display: grid;
  gap: 2px;
  color: var(--text);
}

.tree-node-title {
  font-weight: 700;
}

.tree-node-meta {
  font-size: 0.82rem;
  color: var(--muted);
}

.tree-children {
  margin-top: 8px;
  margin-left: 10px;
  padding-left: 10px;
  border-left: 1px solid var(--line);
}
.hide-mobile {
  display: none;
}

@media (min-width: 900px) {
  .app-root {
    padding-bottom: 20px;
  }

  .main {
    padding-bottom: 16px;
  }

  .stats {
    grid-template-columns: repeat(6, minmax(0, 1fr));
  }

  .detail-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .entity-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .entity-grid.compact {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .inventory-filter-bar .filter-field.grow {
    flex-basis: 320px;
  }

  .bottom-nav {
    position: static;
    max-width: 1080px;
    margin: 0 auto 12px;
    border: 1px solid var(--line);
    border-radius: 14px;
    overflow: hidden;
  }

  .floating-notice {
    left: auto;
    right: 18px;
    bottom: 20px;
    max-width: 360px;
  }

  .fab {
    display: none;
  }

  .hide-mobile {
    display: inline-flex;
  }
}

/* Phase 2 visual refinement */
:root {
  --surface-strong: #f9fbff;
  --text-strong: #0a1f36;
  --muted-soft: #6c7f96;
  --line-strong: #c8d7e8;
  --card-shadow-soft: 0 10px 28px rgba(12, 42, 76, 0.08);
  --card-shadow-hover: 0 16px 34px rgba(12, 42, 76, 0.16);
}

.card {
  border-radius: 16px;
  box-shadow: var(--card-shadow-soft);
}

.section-card {
  padding: 16px;
}

.panel-head {
  align-items: center;
}

.panel-head-rich {
  align-items: flex-start;
}

.panel-head-rich h2,
.panel-head-rich h3 {
  color: var(--text-strong);
  letter-spacing: -0.01em;
}

.section-sub {
  margin: 4px 0 0;
  color: var(--muted-soft);
  font-size: 0.84rem;
}

.card-kicker {
  margin: 0;
  color: #4d6482;
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 800;
}

.entity-card {
  position: relative;
  border-color: var(--line-strong);
  border-radius: 16px;
  padding: 14px;
  box-shadow: 0 4px 14px rgba(13, 42, 75, 0.07);
  overflow: hidden;
}

.entity-card:hover {
  box-shadow: var(--card-shadow-hover);
  border-color: #a9c0da;
  transform: translateY(-2px);
}

.location-card,
.sub-location-card {
  background: linear-gradient(180deg, #ffffff 0%, #f9fbff 100%);
}

.location-card::before,
.sub-location-card::before,
.tree-node-card::before,
.detail-hero::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: rgba(var(--tone-rgb, 41, 89, 143), 0.8);
}

.location-card.tone-site,
.sub-location-card.tone-site,
.tree-node-card.tone-site,
.detail-hero.tone-site {
  --tone-rgb: 22, 126, 106;
}

.location-card.tone-building,
.sub-location-card.tone-building,
.tree-node-card.tone-building,
.detail-hero.tone-building {
  --tone-rgb: 28, 103, 177;
}

.location-card.tone-floor,
.sub-location-card.tone-floor,
.tree-node-card.tone-floor,
.detail-hero.tone-floor {
  --tone-rgb: 71, 116, 215;
}

.location-card.tone-room,
.sub-location-card.tone-room,
.tree-node-card.tone-room,
.detail-hero.tone-room {
  --tone-rgb: 96, 101, 212;
}

.location-card.tone-area,
.sub-location-card.tone-area,
.tree-node-card.tone-area,
.detail-hero.tone-area {
  --tone-rgb: 126, 94, 190;
}

.location-card.tone-shelf,
.sub-location-card.tone-shelf,
.tree-node-card.tone-shelf,
.detail-hero.tone-shelf {
  --tone-rgb: 151, 104, 62;
}

.location-card.tone-cabinet,
.sub-location-card.tone-cabinet,
.tree-node-card.tone-cabinet,
.detail-hero.tone-cabinet {
  --tone-rgb: 169, 112, 57;
}

.location-card.tone-drawer,
.sub-location-card.tone-drawer,
.tree-node-card.tone-drawer,
.detail-hero.tone-drawer {
  --tone-rgb: 186, 124, 53;
}

.location-card.tone-bin,
.sub-location-card.tone-bin,
.tree-node-card.tone-bin,
.detail-hero.tone-bin {
  --tone-rgb: 176, 143, 45;
}

.location-card.tone-storage_place,
.sub-location-card.tone-storage_place,
.tree-node-card.tone-storage_place,
.detail-hero.tone-storage_place {
  --tone-rgb: 107, 119, 134;
}

.location-title-row {
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.location-title-row .item-title {
  margin: 0;
  font-size: 1.03rem;
  font-weight: 800;
  color: var(--text-strong);
  letter-spacing: -0.01em;
}

.location-meta {
  margin-top: 9px;
  display: grid;
  gap: 6px;
}

.meta-line {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.meta-label {
  color: var(--muted-soft);
  font-size: 0.74rem;
  font-weight: 700;
}

.meta-value {
  color: #203854;
  font-size: 0.82rem;
  font-weight: 600;
  text-align: right;
}

.path-text {
  font-size: 0.83rem;
  color: #5b7088;
}

.path-prominent {
  margin: 8px 0 0;
  color: #1d3653;
  font-weight: 600;
}

.soft-badge,
.soft-count {
  background: #f4f8fe;
  border-color: #cfe0f2;
  color: #3f5876;
  font-weight: 700;
}

.code-badge {
  font-family: "IBM Plex Mono", "SFMono-Regular", Consolas, monospace;
  letter-spacing: 0.02em;
}

.metrics-row-tight {
  margin-top: 12px;
  gap: 7px;
}

.metric-pill {
  display: inline-grid;
  grid-auto-flow: row;
  align-items: start;
  border-radius: 11px;
  border: 1px solid #c8d8ea;
  background: #f5f9ff;
  padding: 7px 9px;
  min-width: 104px;
  gap: 2px;
}

.metric-value {
  font-size: 0.98rem;
  color: #15324f;
  font-weight: 800;
  line-height: 1.1;
}

.metric-label {
  font-size: 0.7rem;
  color: #60758e;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.type-badge {
  border-color: #cad9ea;
  background: #f2f7ff;
  color: #234464;
  font-weight: 800;
}

.context-menu[open] .icon-btn,
.icon-btn:hover {
  background: #f2f7ff;
  color: #1a3f66;
}

.detail-hero {
  position: relative;
  background: linear-gradient(160deg, #ffffff 0%, #f5f9ff 100%);
}

.detail-hero-layout {
  display: grid;
  gap: 12px;
  align-items: start;
}

.detail-main h2 {
  margin: 0;
  font-size: clamp(1.2rem, 1.5vw, 1.44rem);
  letter-spacing: -0.02em;
}

.detail-title-row {
  margin-top: 4px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.detail-meta-row {
  margin-top: 8px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.detail-side {
  justify-self: end;
}

.hero-metrics {
  margin-top: 12px;
}

.detail-actions {
  margin-top: 14px;
  gap: 8px;
}

.tree-wrap {
  display: grid;
  gap: 10px;
}

.tree-group {
  display: grid;
  gap: 8px;
  margin: 0;
}

.tree-group[data-level="0"] {
  margin-left: 0;
}

.tree-group[data-level="1"],
.tree-group[data-level="2"],
.tree-group[data-level="3"],
.tree-group[data-level="4"] {
  margin-left: 16px;
}

.tree-node-card {
  position: relative;
  border: 1px solid #cad9ea;
  border-radius: 14px;
  background: #fbfdff;
  padding: 8px 8px 8px 12px;
}

.tree-node-row {
  align-items: stretch;
}

.tree-node-hit {
  flex: 1;
  border: 1px solid transparent;
  border-radius: 12px;
  background: linear-gradient(180deg, #ffffff 0%, #f7fbff 100%);
  padding: 8px 10px;
  gap: 6px;
}

.tree-node-hit:hover {
  border-color: #c5d8ed;
  background: #f3f8ff;
}

.tree-node-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.tree-node-title {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--text-strong);
}

.tree-node-meta {
  font-size: 0.78rem;
  color: #5f738b;
  font-weight: 600;
}

.tree-children {
  margin-top: 8px;
  margin-left: 14px;
  padding-left: 12px;
  border-left: 2px solid #d9e5f2;
}

.inventory-card {
  background: linear-gradient(180deg, #ffffff 0%, #f9fcff 100%);
}

.inventory-card::before,
.inventory-detail-hero::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: rgba(36, 96, 156, 0.75);
}

.inventory-card.status-available::before,
.inventory-detail-hero.status-available::before {
  background: rgba(15, 118, 110, 0.85);
}

.inventory-card.status-assigned::before,
.inventory-detail-hero.status-assigned::before {
  background: rgba(29, 79, 145, 0.85);
}

.inventory-card.status-in_repair::before,
.inventory-detail-hero.status-in_repair::before {
  background: rgba(156, 97, 17, 0.85);
}

.inventory-card.status-retired::before,
.inventory-detail-hero.status-retired::before {
  background: rgba(82, 82, 91, 0.85);
}

.inventory-detail-card {
  padding: 0;
  overflow: hidden;
}

.inventory-detail-hero {
  position: relative;
  background: linear-gradient(150deg, #ffffff 0%, #f2f8ff 100%);
  padding: 16px;
  display: grid;
  gap: 12px;
}

.inventory-detail-main h3 {
  margin: 4px 0 0;
  font-size: clamp(1.1rem, 1.3vw, 1.35rem);
  letter-spacing: -0.01em;
}

.detail-status-row {
  margin-top: 8px;
}

.inventory-detail-actions {
  justify-content: flex-start;
}

.inventory-detail-columns {
  display: grid;
  gap: 10px;
  padding: 0 14px 14px;
}

.detail-block {
  border: 1px solid #d2deed;
  border-radius: 14px;
  padding: 12px;
  background: #ffffff;
}

.detail-block.secondary {
  background: #f9fbff;
}

.detail-block h4 {
  margin: 0 0 9px;
  font-size: 0.9rem;
  letter-spacing: -0.01em;
}

.detail-grid-tight {
  margin-top: 0;
  gap: 8px;
}

.detail-grid-tight > div {
  border-radius: 10px;
  background: #f7faff;
  border-color: #d8e4f2;
}

.detail-grid-tight .detail-span {
  grid-column: 1 / -1;
}

.filter-bar input,
.filter-bar select {
  background: #f8fbff;
  border-color: #cfdceb;
}

.active-filters {
  gap: 6px;
}

.filter-chip {
  background: #f5f9ff;
  border-color: #d0deee;
  color: #34506f;
}

@media (max-width: 760px) {
  .main {
    gap: 10px;
    padding: 12px;
  }

  .section-card {
    padding: 14px;
  }

  .entity-grid,
  .entity-grid.compact {
    gap: 10px;
  }

  .location-title-row,
  .detail-title-row,
  .tree-node-top {
    flex-direction: column;
    align-items: flex-start;
  }

  .metric-pill {
    min-width: 94px;
  }

  .detail-side {
    justify-self: start;
  }

  .detail-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .detail-actions .btn,
  .inventory-detail-actions .btn {
    width: 100%;
    min-height: 42px;
  }

  .inventory-detail-actions {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .inventory-detail-hero {
    padding: 14px;
  }

  .inventory-detail-columns {
    padding: 0 12px 12px;
    gap: 8px;
  }

  .tree-group[data-level="1"],
  .tree-group[data-level="2"],
  .tree-group[data-level="3"],
  .tree-group[data-level="4"] {
    margin-left: 10px;
  }

  .tree-children {
    margin-left: 8px;
    padding-left: 8px;
  }
}

@media (min-width: 900px) {
  .detail-hero-layout {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .inventory-detail-hero {
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
  }

  .inventory-detail-columns {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Final polish */
.section-card {
  padding: 18px;
}

.entity-card {
  border-color: #d9e4f0;
  box-shadow: 0 2px 9px rgba(12, 41, 72, 0.06);
}

.entity-card:hover {
  border-color: #bfd3e8;
  box-shadow: 0 10px 24px rgba(12, 41, 72, 0.12);
}

.metric-pill {
  border-color: #d6e3f0;
  background: #f7fbff;
}

.hero-metrics .metric-pill {
  background: #ffffff;
}

.detail-hero {
  box-shadow: inset 0 0 0 1px #dbe7f4;
}

.detail-actions {
  gap: 10px;
}

.detail-actions .btn.primary {
  min-height: 40px;
  box-shadow: 0 5px 14px rgba(17, 72, 128, 0.2);
}

.detail-actions .btn.secondary {
  background: #f5f9ff;
  border-color: #cfdeee;
}

.tree-node-card {
  border: 0;
  box-shadow:
    inset 0 0 0 1px #d9e5f2,
    0 1px 4px rgba(11, 35, 62, 0.05);
  background: #fafdff;
}

.tree-node-hit {
  border: 0;
  background: transparent;
  padding: 8px;
}

.tree-node-hit:hover {
  background: #f3f8ff;
}

.tree-children {
  border-left: 1px solid #dfe9f4;
}

.inventory-detail-hero {
  padding: 18px 16px 14px;
  border-bottom: 1px solid #e2ebf5;
}

.inventory-detail-columns {
  padding: 0 16px 16px;
  gap: 12px;
}

.detail-block {
  border: 0;
  box-shadow: inset 0 0 0 1px #dbe6f2;
  background: #fbfdff;
}

.detail-block.secondary {
  background: #f6f9fd;
  box-shadow: inset 0 0 0 1px #e2ebf5;
}

.detail-grid-tight > div {
  border: 0;
  background: #ffffff;
  box-shadow: inset 0 0 0 1px #edf2f8;
}

@media (max-width: 760px) {
  .section-card {
    padding: 13px;
  }

  .entity-card {
    padding: 12px;
  }

  .metrics-row {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-pill {
    width: 100%;
    min-width: 0;
  }

  .inventory-detail-hero {
    padding: 14px 13px 12px;
  }

  .inventory-detail-columns {
    padding: 0 10px 12px;
    gap: 10px;
  }
}
/* Phase 3 Ortsansicht refinement */
.location-title-pack {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.location-title-pack .item-title,
.detail-title-row .location-title-pack h2 {
  margin: 0;
  min-width: 0;
}

.type-emblem {
  width: 28px;
  height: 28px;
  border-radius: 9px;
  display: inline-grid;
  place-items: center;
  font-size: 0.66rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: #274664;
  background: #e9f2fd;
  border: 1px solid #cbdcef;
  flex: 0 0 auto;
}

.type-emblem.type-site {
  color: #145f52;
  background: #e4f5f1;
  border-color: #bde7df;
}

.type-emblem.type-building {
  color: #1f4f86;
  background: #e7f0fb;
  border-color: #c8dcf4;
}

.type-emblem.type-floor {
  color: #34539f;
  background: #edf1fd;
  border-color: #d3dcfa;
}

.type-emblem.type-room {
  color: #4e51a6;
  background: #efeffd;
  border-color: #dbdbfa;
}

.type-emblem.type-area {
  color: #6549a0;
  background: #f2edfb;
  border-color: #ddd0f0;
}

.type-emblem.type-shelf,
.type-emblem.type-cabinet,
.type-emblem.type-drawer,
.type-emblem.type-bin,
.type-emblem.type-storage_place {
  color: #6b4f33;
  background: #f8f2ea;
  border-color: #eadcc9;
}

.location-context-strip {
  margin-top: 10px;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.context-chip {
  border: 1px solid #ceddec;
  border-radius: 999px;
  background: #f4f9ff;
  color: #365472;
  font-size: 0.74rem;
  font-weight: 700;
  line-height: 1;
  padding: 6px 10px;
}

.context-chip.soft {
  background: #f8fbff;
  color: #56708c;
}

.context-chip-link {
  cursor: pointer;
  font: inherit;
}

.context-chip-link:hover {
  background: #edf5ff;
  border-color: #bfd3e8;
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(110px, 1fr));
  gap: 8px;
}

.area-module-grid {
  margin-top: 2px;
}

.area-module {
  background: linear-gradient(180deg, #ffffff 0%, #fbfdff 100%);
}

.area-module-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.area-module-id {
  display: flex;
  align-items: center;
  gap: 9px;
  min-width: 0;
}

.area-module-id .item-title {
  margin: 2px 0 0;
}

.area-module-tags {
  margin-top: 9px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.module-state-badge {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
  border: 1px solid #d2dfed;
  padding: 4px 9px;
  background: #f7fbff;
  color: #425c78;
  font-size: 0.73rem;
  font-weight: 800;
}

.module-state-badge.state-empty {
  color: #5f7085;
  border-color: #dbe4ee;
  background: #f8fbff;
}

.module-state-badge.state-stocked {
  color: #0f6d63;
  border-color: #bfe3db;
  background: #eaf8f5;
}

.module-state-badge.state-structured {
  color: #345a86;
  border-color: #c8d9ee;
  background: #edf4fc;
}

.module-state-badge.state-mixed {
  color: #7d5f1b;
  border-color: #e7d9b6;
  background: #faf4e6;
}

.module-note {
  margin: 7px 0 0;
  color: #5b7088;
  font-size: 0.8rem;
}

.inventory-context-bar {
  margin-top: 11px;
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.empty-guide p {
  margin: 0;
}

.empty-guide .muted {
  margin-top: 7px;
}

.tree-node-title-pack {
  display: flex;
  align-items: center;
  gap: 8px;
  min-width: 0;
}

.tree-node-top .type-badge {
  flex: 0 0 auto;
}

@media (max-width: 760px) {
  .detail-title-row {
    gap: 10px;
  }

  .location-context-strip {
    gap: 6px;
  }

  .hero-metrics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .area-module-top {
    align-items: stretch;
  }

  .area-module-id {
    align-items: flex-start;
  }

  .inventory-context-bar {
    gap: 6px;
  }
}