:root {
  color-scheme: light;
  --bg: #f7f1e7;
  --panel: #fffdf8;
  --panel-soft: #fbf6ed;
  --text: #2b2118;
  --muted: #8a7a68;
  --line: rgba(80, 55, 34, 0.12);
  --line-strong: rgba(80, 55, 34, 0.22);
  --accent: #a85f38;
  --accent-strong: #8f4c2c;
  --green: #4f7a52;
  --yellow: #b98436;
  --red: #b4483a;
  --shadow: 0 16px 38px rgba(63, 42, 24, 0.08);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--bg);
  color: var(--text);
  font-family: "Noto Sans SC", "Microsoft YaHei", -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  line-height: 1.5;
}

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

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

.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 248px minmax(0, 1fr);
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  padding: 24px 18px;
  border-right: 1px solid var(--line);
  background: rgba(255, 253, 248, 0.84);
  backdrop-filter: blur(16px);
}

.brand {
  display: block;
  padding: 4px 10px 22px;
  border-bottom: 1px solid var(--line);
}

.brand strong {
  display: block;
  font-family: "Noto Serif SC", "SimSun", serif;
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 0;
}

.brand span {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.side-nav {
  display: grid;
  gap: 6px;
  margin-top: 18px;
}

.side-nav a,
.side-nav button {
  width: 100%;
  min-height: 40px;
  display: flex;
  align-items: center;
  border: 1px solid transparent;
  border-radius: var(--radius);
  padding: 0 12px;
  color: #4b3a2b;
  background: transparent;
  cursor: pointer;
  text-align: left;
}

.side-nav a:hover,
.side-nav button:hover,
.side-nav a.is-active {
  border-color: var(--line);
  background: #f4eadb;
  color: var(--accent-strong);
}

.side-nav form {
  margin-top: 10px;
}

.workspace {
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 0 28px;
  border-bottom: 1px solid var(--line);
  background: rgba(247, 241, 231, 0.88);
  backdrop-filter: blur(14px);
}

.topbar strong {
  display: block;
  font-size: 17px;
}

.topbar span,
.topbar-user {
  display: block;
  color: var(--muted);
  font-size: 12px;
}

main {
  max-width: 1480px;
  margin: 0 auto;
  padding: 28px 28px 56px;
}

.hero {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 18px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 6px;
  font-family: "Noto Serif SC", "SimSun", serif;
  font-size: 30px;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: 18px;
}

h3 {
  margin-bottom: 10px;
  font-size: 15px;
}

.sub {
  margin: 0;
  color: var(--muted);
}

.grid {
  display: grid;
  gap: 14px;
}

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

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

.grid.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid.cols-5 {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

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

.detail-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 0.7fr);
  gap: 14px;
}

.dashboard-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 14px;
  margin-top: 14px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
}

.card + .card {
  margin-top: 14px;
}

.metric span {
  display: block;
  color: var(--muted);
  font-size: 13px;
}

.metric strong {
  display: block;
  margin-top: 8px;
  font-size: 28px;
  line-height: 1.1;
}

.metric small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
}

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.btn,
button.btn {
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  padding: 0 12px;
  background: #fffaf1;
  color: var(--text);
  cursor: pointer;
  white-space: nowrap;
}

.btn:hover,
button.btn:hover {
  border-color: rgba(168, 95, 56, 0.42);
  background: #f8eddf;
}

.btn.primary {
  border-color: var(--accent);
  background: var(--accent);
  color: #fffdf8;
}

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

.btn.danger {
  border-color: rgba(180, 72, 58, 0.45);
  background: #fff3ef;
  color: var(--red);
}

.btn.ghost {
  background: transparent;
}

.btn.small {
  min-height: 30px;
  padding: 0 9px;
  font-size: 12px;
}

.btn.tiny {
  min-height: 24px;
  padding: 0 7px;
  font-size: 11px;
  margin-left: 6px;
}

.quick-actions {
  display: grid;
  gap: 8px;
}

.quick-actions .btn {
  justify-content: flex-start;
}

.filters {
  display: grid;
  grid-template-columns: minmax(220px, 1.4fr) repeat(5, minmax(130px, 1fr)) auto auto;
  gap: 10px;
  align-items: end;
}

.filters.license-filters {
  grid-template-columns: minmax(220px, 1.4fr) repeat(7, minmax(120px, 1fr)) auto auto;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

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

.form-grid.cols-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

form.stack {
  display: grid;
  gap: 12px;
}

label {
  display: grid;
  gap: 6px;
  color: #4f3d2e;
  font-size: 13px;
}

input,
select,
textarea {
  width: 100%;
  min-height: 38px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: #fffaf1;
  color: var(--text);
  padding: 8px 10px;
  outline: none;
}

textarea {
  min-height: 80px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  border-color: rgba(168, 95, 56, 0.7);
  box-shadow: 0 0 0 3px rgba(168, 95, 56, 0.12);
}

.hint {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.55;
}

.notice,
.error,
.warning {
  padding: 12px 14px;
  border-radius: var(--radius);
  margin: 12px 0;
}

.notice {
  border: 1px solid rgba(79, 122, 82, 0.24);
  background: #f0f6ee;
  color: #395f3c;
}

.warning {
  border: 1px solid rgba(185, 132, 54, 0.28);
  background: #fff8e9;
  color: #7b5520;
}

.error {
  border: 1px solid rgba(180, 72, 58, 0.28);
  background: #fff0ed;
  color: var(--red);
}

.table-wrap {
  width: 100%;
  max-width: 100%;
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
}

th,
td {
  padding: 12px 10px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

th {
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  white-space: nowrap;
}

td {
  color: var(--text);
  font-size: 14px;
}

tbody tr:hover td {
  background: #fff9ef;
}

.status,
.mode,
.tag {
  display: inline-flex;
  align-items: center;
  min-height: 24px;
  border-radius: 999px;
  border: 1px solid var(--line);
  padding: 2px 9px;
  font-size: 12px;
  white-space: nowrap;
}

.status.UNUSED {
  color: #6c5b4a;
  background: #f2eadf;
}

.status.ACTIVE {
  color: var(--green);
  background: #edf6eb;
  border-color: rgba(79, 122, 82, 0.22);
}

.status.DISABLED {
  color: var(--red);
  background: #fff0ed;
  border-color: rgba(180, 72, 58, 0.24);
}

.status.EXPIRED {
  color: var(--yellow);
  background: #fff8e9;
  border-color: rgba(185, 132, 54, 0.24);
}

.mode.CLIENT_GATEWAY {
  color: #7b5520;
  background: #fff8e9;
  border-color: rgba(185, 132, 54, 0.24);
}

.mode.SERVER_PROXY {
  color: #395f3c;
  background: #edf6eb;
  border-color: rgba(79, 122, 82, 0.22);
}

.mode.LOCAL_CONFIG {
  color: #6c5b4a;
  background: #f2eadf;
}

.mode.DISABLED {
  color: var(--red);
  background: #fff0ed;
  border-color: rgba(180, 72, 58, 0.24);
}

.mono,
.key-list {
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

.key-list {
  max-height: 300px;
  overflow: auto;
  white-space: pre-wrap;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffaf1;
  padding: 12px;
}

.split-line {
  height: 1px;
  background: var(--line);
  margin: 14px 0;
}

.profile-summary,
.customer-head {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.customer-head {
  justify-content: space-between;
  margin-bottom: 14px;
}

.pagination {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 14px;
}

.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
}

.login-card {
  width: min(440px, 100%);
}

.hidden-copy-source {
  position: fixed;
  left: -9999px;
  top: -9999px;
}

.empty-state {
  min-height: 180px;
  display: grid;
  place-items: center;
  text-align: center;
  gap: 10px;
}

.supplier-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 14px;
  align-items: start;
  margin-bottom: 16px;
}

.supplier-card {
  display: grid;
  gap: 14px;
  align-self: start;
  min-width: 0;
}

.supplier-card-head,
.supplier-panel-head,
.license-model-head,
.model-edit-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.supplier-card h2,
.supplier-panel-head h2,
.license-model-head h3 {
  margin-bottom: 4px;
}

.supplier-stats {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.supplier-stats span {
  min-height: 28px;
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 0 10px;
  background: #fff9ef;
  color: var(--muted);
  font-size: 12px;
}

.model-details summary {
  cursor: pointer;
  color: var(--accent-strong);
  font-weight: 600;
}

.model-details {
  min-width: 0;
  overflow: hidden;
}

.model-details .table-wrap {
  max-width: 100%;
  overflow-x: auto;
}

.model-details table {
  min-width: 720px;
}

.model-group + .model-group {
  margin-top: 14px;
}

.supplier-form-card {
  scroll-margin-top: 84px;
}

.modal {
  width: min(920px, calc(100vw - 28px));
  max-height: min(88vh, 920px);
  border: 0;
  padding: 0;
  background: transparent;
  color: inherit;
}

.modal::backdrop {
  background: rgba(43, 33, 24, 0.28);
  backdrop-filter: blur(6px);
}

.modal .card {
  max-height: min(88vh, 920px);
  overflow: auto;
}

.model-editor {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  padding: 14px;
}

.model-edit-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  padding: 14px;
}

.model-edit-card + .model-edit-card {
  margin-top: 12px;
}

.supplier-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}

.supplier-tab.is-active {
  border-color: var(--accent);
  background: var(--accent);
  color: #fffdf8;
}

.supplier-model-panel {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-soft);
  padding: 14px;
}

.model-choice-group + .model-choice-group {
  margin-top: 14px;
}

.model-choice-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 10px;
}

.select-model-card {
  min-height: 112px;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: flex-start;
  gap: 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffaf1;
  padding: 12px;
  cursor: pointer;
}

.select-model-card:hover {
  border-color: rgba(168, 95, 56, 0.38);
  background: #fff5e8;
}

.select-model-card input {
  width: auto;
  min-height: auto;
  margin-top: 3px;
}

.select-model-card strong,
.select-model-card small {
  display: block;
}

.select-model-card small {
  margin-top: 4px;
  color: var(--muted);
  line-height: 1.35;
}

.selected-model-grid,
.license-model-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 12px;
}

.selected-license-model-card,
.license-model-card {
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fffaf1;
  padding: 14px;
}

.muted-field {
  opacity: 0.62;
}

.sticky-submit {
  position: sticky;
  bottom: 14px;
  z-index: 8;
  min-height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius);
  background: rgba(255, 253, 248, 0.94);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  padding: 10px 12px;
  margin-top: 14px;
}

.result-card {
  margin-bottom: 16px;
}

.detail-two-col {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.7fr);
  gap: 14px;
  align-items: start;
}

.status.ACTIVE {
  color: var(--green);
  background: #edf6eb;
  border-color: rgba(79, 122, 82, 0.22);
}

.status.DISABLED {
  color: var(--red);
  background: #fff0ed;
  border-color: rgba(180, 72, 58, 0.24);
}

@media (max-width: 1180px) {
  .admin-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: relative;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

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

  .dashboard-grid,
  .detail-grid,
  .detail-two-col {
    grid-template-columns: 1fr;
  }

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

@media (max-width: 760px) {
  .topbar {
    height: auto;
    align-items: flex-start;
    padding: 14px 16px;
  }

  main {
    padding: 18px 14px 42px;
  }

  .hero,
  .toolbar,
  .customer-head {
    align-items: flex-start;
    flex-direction: column;
  }

  .side-nav,
  .grid.cols-2,
  .grid.cols-3,
  .grid.cols-4,
  .grid.cols-5,
  .grid.cols-6,
  .form-grid,
  .form-grid.cols-2,
  .form-grid.cols-3,
  .form-grid.cols-4,
  .filters,
  .filters.license-filters,
  .supplier-grid,
  .selected-model-grid,
  .license-model-grid {
    grid-template-columns: 1fr;
  }

  .sticky-submit {
    align-items: stretch;
    flex-direction: column;
  }

  table {
    min-width: 860px;
  }
}