@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700&display=swap");

:root {
  color-scheme: light;
  --bg: #f8fafc;
  --card: #ffffff;
  --text: #0f172a;
  --muted: #64748b;
  --accent: #2563eb;
  --accent-strong: #1d4ed8;
  --border: #e2e8f0;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  font-family: "Inter", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

.site-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
}

.logo {
  font-size: 20px;
  margin: 0;
}

.nav {
  display: flex;
  gap: 16px;
  font-weight: 600;
  color: var(--muted);
}

.site-main {
  padding: 40px 0 64px;
}

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
  align-items: center;
  margin-bottom: 64px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 12px;
  font-weight: 700;
  color: var(--accent);
}

h2 {
  font-size: 32px;
  margin: 12px 0;
}

.lead {
  color: var(--muted);
  line-height: 1.6;
}

.actions {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}

.button {
  display: inline-flex;
  align-items: center;
  padding: 12px 20px;
  border-radius: 10px;
  font-weight: 600;
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.button.primary {
  background: var(--accent);
  color: white;
}

.button.primary:hover {
  background: var(--accent-strong);
}

.button.ghost {
  border-color: var(--border);
  background: white;
  color: var(--text);
}

.button:focus-visible {
  outline: 3px solid rgba(37, 99, 235, 0.35);
  outline-offset: 2px;
}

.card {
  background: var(--card);
  padding: 24px;
  border-radius: 16px;
  border: 1px solid var(--border);
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
}

.card ul {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
}

.card li {
  padding: 8px 0;
  color: var(--muted);
}

.meta-grid {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  font-size: 14px;
}

.meta-label {
  display: block;
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.meta-value {
  font-weight: 600;
}

.muted {
  color: var(--muted);
  line-height: 1.6;
}

.inline-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 12px;
  color: var(--accent);
  font-weight: 600;
}

.notice {
  border: 1px dashed rgba(37, 99, 235, 0.4);
  background: rgba(37, 99, 235, 0.06);
}

.card-actions {
  display: flex;
  gap: 12px;
  margin-top: 16px;
  flex-wrap: wrap;
}

.workflow h3,
.endpoints h3 {
  font-size: 24px;
  margin-bottom: 24px;
}

.role-section,
.inventory {
  margin-bottom: 64px;
}

.section-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 24px;
}

.section-heading h3 {
  margin: 8px 0 0;
  font-size: 26px;
}

.inventory-filters {
  margin-top: 16px;
  display: grid;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
  gap: 12px;
}

.field.inline {
  grid-template-columns: 1fr;
}

.field.inline .field-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.section-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.role-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.checklist {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  color: var(--muted);
}

.checklist li {
  padding: 8px 0 8px 24px;
  position: relative;
}

.checklist li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 14px;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.2);
  border: 2px solid var(--accent);
}

.inventory-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.tags span {
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 12px;
  background: rgba(37, 99, 235, 0.08);
  color: var(--accent);
  font-weight: 600;
}

.info-panel {
  display: grid;
  gap: 12px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}

.info-panel.compact {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.items-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, 260px);
  justify-content: start;
  gap: 16px;
  margin-top: 20px;
}

.item-card {
  width: 260px;
  max-width: 260px;
  border: 1px solid var(--border);
  border-radius: 16px;
  overflow: hidden;
  background: var(--card);
  display: flex;
  flex-direction: column;
  min-height: 100%;
}

.item-photo {
  background:
    radial-gradient(circle at 20% 20%, rgba(37, 99, 235, 0.12), transparent 55%),
    linear-gradient(180deg, rgba(15, 23, 42, 0.03), rgba(15, 23, 42, 0.08));
  display: flex;
  align-items: center;
  justify-content: center;
  height: 160px;
  overflow: hidden;
  position: relative;
  border-bottom: 1px solid rgba(148, 163, 184, 0.28);
}

.item-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transform: scale(1.01);
  transition: transform 0.25s ease;
  filter: saturate(1.04) contrast(1.02);
}

.item-card:hover .item-photo img {
  transform: scale(1.05);
}

.item-photo-placeholder {
  width: calc(100% - 20px);
  height: calc(100% - 20px);
  border: 1px dashed rgba(100, 116, 139, 0.5);
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 10px;
  font-size: 13px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.55);
}

.photo-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  width: 28px;
  height: 28px;
  border: none;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: #fff;
  background: transparent;
  box-shadow: none;
  text-shadow: 0 1px 4px rgba(15, 23, 42, 0.8);
}

.photo-nav:hover {
  background: rgba(15, 23, 42, 0.24);
}

.photo-nav:focus-visible {
  outline: 2px solid rgba(255, 255, 255, 0.9);
  outline-offset: 1px;
  background: rgba(15, 23, 42, 0.24);
}

.photo-nav:disabled {
  opacity: 0.45;
  cursor: default;
}

.photo-nav.prev {
  left: 8px;
}

.photo-nav.next {
  right: 8px;
}

.photo-counter {
  position: absolute;
  right: 8px;
  bottom: 8px;
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  color: #fff;
  background: rgba(15, 23, 42, 0.7);
}

.item-body {
  display: grid;
  gap: 12px;
  padding: 16px;
}

.item-title {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.item-title h5 {
  margin: 0;
  font-size: 16px;
}

.item-code {
  font-size: 12px;
  color: var(--muted);
}

.item-meta {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.status-breakdown {
  display: grid;
  gap: 4px;
  padding-top: 4px;
}

.status-line {
  font-weight: 600;
}

.status-line-on-hand {
  color: #15803d;
}

.status-line-reserved {
  color: #b45309;
}

.status-line-issued {
  color: #1d4ed8;
}

.item-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.table-wrapper {
  margin-top: 20px;
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 12px 10px;
  border-bottom: 1px solid var(--border);
}

.data-table th {
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.data-table td .button {
  padding: 6px 10px;
  font-size: 12px;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
}

.pill.success {
  background: rgba(34, 197, 94, 0.12);
  color: #15803d;
}

.pill.warning {
  background: rgba(245, 158, 11, 0.16);
  color: #b45309;
}

.empty-state {
  padding: 20px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  margin-top: 16px;
}

.items-pagination {
  margin-top: 16px;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  flex-wrap: wrap;
}

.items-pagination-info {
  margin-right: 8px;
  font-size: 13px;
  color: var(--muted);
}

.items-pagination button {
  min-width: 36px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  color: var(--fg);
  cursor: pointer;
  font-size: 13px;
}

.items-pagination button:disabled {
  opacity: 0.45;
  cursor: default;
}

.items-pagination button.is-active {
  border-color: var(--accent);
  color: var(--accent);
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 24px;
  background: rgba(15, 23, 42, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 100;
  overflow-y: auto;
}

.modal.is-open {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  width: min(720px, 100%);
  max-height: calc(100vh - 48px);
  background: var(--card);
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 24px 60px rgba(15, 23, 42, 0.2);
  overflow: hidden;
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
}

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  padding: 24px;
  border-bottom: 1px solid var(--border);
}

.modal-form {
  padding: 24px;
  overflow-y: auto;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}

#add-item-modal .form-grid,
#edit-item-modal .form-grid {
  grid-template-columns: 1fr;
}

.field {
  display: grid;
  gap: 6px;
  font-size: 13px;
  color: var(--muted);
}

.field input,
.field select {
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 14px;
}

.field input[type="file"] {
  padding: 8px;
  border: 1px dashed rgba(37, 99, 235, 0.4);
  border-radius: 12px;
  background: linear-gradient(180deg, #ffffff, #f8fbff);
  color: var(--muted);
  cursor: pointer;
}

.field input[type="file"]:hover {
  border-color: rgba(37, 99, 235, 0.65);
  background: linear-gradient(180deg, #ffffff, #f1f7ff);
}

.field input[type="file"]::file-selector-button {
  margin-right: 12px;
  padding: 8px 14px;
  border: 1px solid rgba(37, 99, 235, 0.35);
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.field input[type="file"]::file-selector-button:hover {
  background: rgba(37, 99, 235, 0.18);
  border-color: rgba(37, 99, 235, 0.55);
}

.field input[type="file"]::-webkit-file-upload-button {
  margin-right: 12px;
  padding: 8px 14px;
  border: 1px solid rgba(37, 99, 235, 0.35);
  border-radius: 10px;
  background: rgba(37, 99, 235, 0.1);
  color: #1d4ed8;
  font-weight: 600;
  cursor: pointer;
}

.field-hint {
  font-size: 12px;
  color: var(--muted);
}

#add-characteristics-fields,
#edit-characteristics-fields {
  display: grid;
  gap: 10px;
}

.photo-preview {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 12px;
  margin-top: 16px;
}

.photo-preview img {
  width: 100%;
  height: 120px;
  object-fit: cover;
  border-radius: 12px;
  border: 1px solid var(--border);
}

.photo-empty {
  padding: 16px;
  border-radius: 12px;
  border: 1px dashed var(--border);
  color: var(--muted);
  text-align: center;
  font-size: 13px;
}

.modal-actions {
  margin-top: 20px;
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.modal-footer {
  padding: 0 24px 24px;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.step {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 20px;
}

.step-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(37, 99, 235, 0.12);
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 12px;
}

.endpoints .grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.endpoint-card {
  background: var(--card);
  border-radius: 14px;
  border: 1px solid var(--border);
  padding: 20px;
}

.endpoint-card ul {
  list-style: none;
  padding: 0;
  margin: 12px 0 0;
  color: var(--muted);
}

.endpoint-card li {
  padding: 6px 0;
}

.customer-message {
  padding: 12px 16px;
  border-radius: 10px;
  margin-bottom: 16px;
  font-size: 14px;
  background: rgba(37, 99, 235, 0.08);
  border: 1px solid rgba(37, 99, 235, 0.2);
}

.customer-message.error {
  background: rgba(220, 38, 38, 0.08);
  border-color: rgba(220, 38, 38, 0.25);
  color: #b91c1c;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 20px 0;
  color: var(--muted);
  font-size: 14px;
}

@media (max-width: 720px) {
  .container {
    padding: 0 14px;
  }

  .site-main {
    padding: 20px 0 40px;
  }

  .site-header .container {
    padding: 14px;
  }

  .nav {
    display: none;
  }

  h2 {
    font-size: 26px;
  }

  .section-heading {
    flex-direction: column;
    align-items: stretch;
    gap: 14px;
  }

  .section-heading > .button {
    width: 100%;
    justify-content: center;
  }

  .inventory-filters {
    grid-template-columns: 1fr;
    gap: 10px;
  }

  .card {
    padding: 16px;
  }

  .items-grid {
    grid-template-columns: 1fr;
    justify-content: stretch;
    gap: 12px;
  }

  .item-card {
    width: 100%;
    max-width: none;
  }

  .item-photo {
    height: 190px;
  }

  .item-card:hover .item-photo img {
    transform: scale(1.02);
  }

  .items-pagination {
    justify-content: center;
    gap: 6px;
  }

  .items-pagination-info {
    width: 100%;
    margin-right: 0;
    text-align: center;
  }

  .data-table {
    min-width: 720px;
  }

  .actions {
    flex-direction: column;
  }

  .card-header {
    flex-direction: column;
    align-items: flex-start;
  }

  .modal-header,
  .modal-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .modal {
    padding: 10px;
  }

  .modal-dialog {
    width: 100%;
    max-height: calc(100vh - 20px);
    border-radius: 14px;
  }

  .modal-header,
  .modal-form {
    padding: 16px;
  }

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

@media (max-width: 480px) {
  .logo {
    font-size: 18px;
  }

  .button {
    width: 100%;
    justify-content: center;
  }

  .item-body {
    padding: 14px;
  }

  .photo-preview {
    grid-template-columns: 1fr;
  }
}