:root {
  --bg: #f3f5f8;
  --panel: #ffffff;
  --panel-muted: #f9fbfd;
  --line: #d7dee8;
  --line-strong: #bcc7d6;
  --text: #1d2935;
  --muted: #66778a;
  --accent: #1f5fbf;
  --green: #2a7a45;
  --amber: #a36b05;
  --red: #b33f36;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: "Segoe UI", "PingFang SC", "Helvetica Neue", sans-serif;
  font-size: 14px;
}

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

button,
input,
select {
  font: inherit;
}

.app-shell {
  width: min(1680px, calc(100% - 24px));
  margin: 10px auto 20px;
}

.topbar {
  padding: 8px 4px 14px;
}

.topbar-with-actions {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
}

.topbar h1 {
  margin: 0;
  font-size: 24px;
}

.topbar p {
  margin: 6px 0 0;
  color: var(--muted);
}

.page-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-shrink: 0;
}

.main-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 10px;
}

.nav-link {
  padding: 8px 12px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: white;
}

.nav-link.is-active {
  color: white;
  background: var(--accent);
  border-color: var(--accent);
}

.page-stack {
  display: grid;
  gap: 10px;
}

.page-card {
  background: var(--panel);
  border: 1px solid var(--line);
}

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, #fcfdff, #f1f5fa);
}

.section-head h2 {
  margin: 0;
  font-size: 15px;
}

.section-tip {
  color: var(--muted);
  font-size: 12px;
}

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

.summary-card {
  min-height: 90px;
  padding: 12px;
  border-right: 1px solid var(--line);
}

.summary-card:last-child {
  border-right: 0;
}

.summary-label {
  color: var(--muted);
}

.summary-value {
  margin-top: 6px;
  font-size: 28px;
  font-weight: 700;
}

.summary-desc {
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
}

.info-list {
  display: grid;
  gap: 10px;
  padding: 12px;
  line-height: 1.6;
}

.toolbar,
.form-actions,
.subform-head,
.inline-actions,
.search-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.toolbar {
  padding: 10px 12px 0;
}

.primary-button,
.ghost-button,
.action-button,
.action-link,
.nav-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 32px;
  padding: 0 12px;
  border: 1px solid var(--line-strong);
  border-radius: 4px;
  background: white;
  color: var(--text);
  cursor: pointer;
}

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

.action-button.danger {
  background: #fff5f4;
  border-color: #d8b3af;
  color: var(--red);
}

.sheet-form,
.search-wrap {
  display: grid;
  gap: 8px;
  padding: 10px 12px 12px;
  border-bottom: 1px solid var(--line);
  background: var(--panel-muted);
}

.field-grid {
  display: grid;
  gap: 8px;
}

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

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

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

.field-grid label,
.repeater-row label {
  display: grid;
  gap: 4px;
  font-size: 12px;
  color: var(--muted);
}

input,
select {
  width: 100%;
  height: 32px;
  padding: 4px 8px;
  border: 1px solid var(--line-strong);
  border-radius: 2px;
  background: white;
  color: var(--text);
}

input:focus,
select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 1px rgba(31, 95, 191, 0.12);
}

.subform-block {
  display: grid;
  gap: 8px;
  padding: 8px;
  background: white;
  border: 1px solid var(--line);
}

.subform-head h3 {
  margin: 0;
  font-size: 14px;
}

.repeater-list {
  display: grid;
  gap: 6px;
}

.repeater-row {
  display: grid;
  gap: 6px;
  padding: 6px;
  border: 1px solid var(--line);
  background: var(--panel-muted);
}

.repeater-row.server-nics {
  grid-template-columns: repeat(7, minmax(0, 1fr));
}

.repeater-row.server-disks,
.repeater-row.vm-disks {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.repeater-row.vm-nics {
  grid-template-columns: minmax(220px, 1.3fr) minmax(240px, 1.25fr) minmax(260px, 1.3fr) 160px;
  align-items: start;
}

.table-shell {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
}

th,
td {
  padding: 6px 8px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  line-height: 1.45;
}

th {
  background: #eef3f8;
  font-size: 12px;
  font-weight: 700;
  white-space: nowrap;
}

tbody tr:nth-child(even) {
  background: #fbfdff;
}

.detail-row td {
  padding: 0;
  background: #f8fbff;
}

.detail-panel {
  padding: 10px;
}

.subtable th,
.subtable td {
  font-size: 12px;
  padding: 5px 6px;
}

.config-list {
  margin: 0;
  padding-left: 16px;
  color: var(--muted);
}

.text-muted {
  color: var(--muted);
}

.inline-note {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.4;
}

.vm-nic-field,
.vm-ip-field {
  min-width: 0;
}

.vm-nic-remove {
  align-self: stretch;
}

.repeater-meta {
  min-width: 0;
}

.vm-nic-meta {
  grid-column: 2 / 4;
  margin-top: -2px;
}

.pill {
  display: inline-block;
  padding: 1px 6px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: 12px;
  white-space: nowrap;
}

.pill.green {
  color: var(--green);
  background: #edf8f0;
  border-color: #b8d6c0;
}

.pill.amber {
  color: var(--amber);
  background: #fff7e8;
  border-color: #e4cf9f;
}

.pill.red {
  color: var(--red);
  background: #fff2f1;
  border-color: #dfb7b3;
}

.empty-state {
  padding: 14px 12px;
  color: var(--muted);
}

.search-help {
  color: var(--muted);
  font-size: 12px;
}

.is-hidden {
  display: none !important;
}

@media (max-width: 1380px) {
  .summary-grid,
  .field-grid.cols-5,
  .field-grid.cols-6,
  .field-grid.cols-4,
  .repeater-row.server-nics,
  .repeater-row.server-disks,
  .repeater-row.vm-disks,
  .repeater-row.vm-nics {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 900px) {
  .app-shell {
    width: min(100% - 12px, 1680px);
  }

  .topbar-with-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .summary-grid,
  .field-grid.cols-5,
  .field-grid.cols-6,
  .field-grid.cols-4,
  .repeater-row.server-nics,
  .repeater-row.server-disks,
  .repeater-row.vm-disks,
  .repeater-row.vm-nics {
    grid-template-columns: 1fr;
  }
}