:root {
  color-scheme: light;
  --page: #eef1f5;
  --surface: #ffffff;
  --surface-strong: #f8fafc;
  --ink: #18212f;
  --muted: #657083;
  --line: #d7dde5;
  --blue: #1769aa;
  --blue-strong: #0d4f84;
  --green: #157f4f;
  --amber: #a45a0a;
  --red: #b42318;
  --shadow: 0 18px 45px rgba(24, 33, 47, 0.12);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--page);
  color: var(--ink);
}

button,
input,
select {
  font: inherit;
}

button {
  min-height: 42px;
  border: 0;
  border-radius: 7px;
  background: var(--blue);
  color: #ffffff;
  cursor: pointer;
  padding: 0 16px;
}

button:hover {
  background: var(--blue-strong);
}

button:disabled {
  cursor: not-allowed;
  opacity: 0.48;
}

input,
select {
  min-height: 44px;
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 7px;
  background: #ffffff;
  color: var(--ink);
  padding: 0 12px;
}

input:focus {
  border-color: var(--blue);
  outline: 3px solid rgba(23, 105, 170, 0.14);
}

h1,
h2,
p {
  margin: 0;
}

h1 {
  font-size: 30px;
  line-height: 1.15;
}

h2 {
  font-size: 18px;
  line-height: 1.25;
}

.hidden {
  display: none !important;
}

.message,
.topbar p,
.brand small,
.login-brand small,
.app-card small,
.placeholder-view p {
  color: var(--muted);
}

.login-screen {
  display: grid;
  min-height: 100vh;
  grid-template-columns: minmax(280px, 420px);
  align-content: center;
  justify-content: center;
  gap: 18px;
  padding: 24px;
}

.login-brand,
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.login-brand {
  display: grid;
  justify-items: center;
  gap: 12px;
}

.login-brand strong,
.login-brand small,
.brand strong,
.brand small {
  display: block;
}

.login-brand strong {
  font-size: 22px;
}

.login-title {
  text-align: center;
}

.login-logo-wrap {
  width: min(360px, 100%);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow);
  padding: 18px 22px;
}

.login-logo {
  display: block;
  width: 100%;
  height: auto;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 8px;
  background: var(--ink);
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark.large {
  width: 52px;
  height: 52px;
  font-size: 17px;
}

.login-box,
.tool-panel,
.summary-panel,
.json-panel,
.placeholder-view {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.login-box {
  display: grid;
  gap: 12px;
  padding: 24px;
}

.login-box label,
.search-row label {
  color: var(--muted);
  font-size: 14px;
  font-weight: 650;
}

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

.sidebar {
  border-right: 1px solid var(--line);
  background: #fbfcfe;
  padding: 22px 18px;
}

.brand {
  margin-bottom: 28px;
}

nav {
  display: grid;
  gap: 6px;
}

.nav-item {
  justify-content: flex-start;
  width: 100%;
  background: transparent;
  color: var(--ink);
  text-align: left;
}

.nav-item:hover,
.nav-item.active {
  background: #e7edf5;
}

.workspace {
  min-width: 0;
  padding: 24px;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 18px;
}

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

.ghost {
  border: 1px solid var(--line);
  background: #ffffff;
  color: var(--ink);
}

.ghost:hover {
  background: var(--surface-strong);
}

.content {
  display: grid;
  gap: 16px;
}

.status-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  min-height: 32px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #ffffff;
  color: var(--muted);
  padding: 6px 12px;
}

.pill.ok {
  border-color: rgba(21, 127, 79, 0.25);
  background: rgba(21, 127, 79, 0.09);
  color: var(--green);
}

.pill.warn {
  border-color: rgba(164, 90, 10, 0.25);
  background: rgba(164, 90, 10, 0.09);
  color: var(--amber);
}

.pill.bad {
  border-color: rgba(180, 35, 24, 0.25);
  background: rgba(180, 35, 24, 0.09);
  color: var(--red);
}

.app-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(210px, 1fr));
  gap: 14px;
}

.app-card {
  display: grid;
  min-height: 132px;
  grid-template-columns: 52px minmax(0, 1fr);
  align-items: center;
  gap: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  color: var(--ink);
  padding: 18px;
  text-align: left;
}

.app-card:hover,
.app-card.active:hover {
  border-color: rgba(23, 105, 170, 0.45);
  background: #f7fbff;
}

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

.app-card strong {
  font-size: 17px;
}

.app-card small {
  margin-top: 4px;
}

.app-token {
  display: grid;
  width: 52px;
  height: 52px;
  place-items: center;
  border-radius: 8px;
  color: #ffffff;
  font-weight: 800;
  letter-spacing: 0;
}

.app-token.blue {
  background: var(--blue);
}

.app-token.green {
  background: var(--green);
}

.app-token.amber {
  background: var(--amber);
}

.app-token.dark {
  background: var(--ink);
}

.tool-panel {
  padding: 18px;
}

.search-row {
  display: grid;
  grid-template-columns: max-content minmax(160px, 280px) max-content;
  align-items: end;
  gap: 10px;
}

.result-layout {
  display: grid;
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  gap: 16px;
}

.summary-panel,
.json-panel,
.placeholder-view {
  min-width: 0;
  padding: 18px;
}

.placeholder-view {
  display: grid;
  max-width: 520px;
  gap: 12px;
}

.frame-view {
  min-height: calc(100vh - 130px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.tool-frame {
  display: block;
  width: 100%;
  height: calc(100vh - 132px);
  min-height: 720px;
  border: 0;
  background: #ffffff;
}

.admin-layout {
  display: grid;
  grid-template-columns: minmax(260px, 360px) minmax(0, 1fr);
  gap: 16px;
}

.settings-panel {
  display: grid;
  min-width: 0;
  gap: 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow);
  padding: 18px;
}

.table-wrap {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 620px;
}

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

th {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.empty-cell {
  color: var(--muted);
}

.small-action {
  min-height: 34px;
  padding: 0 10px;
  white-space: nowrap;
}

.color-dot {
  display: inline-block;
  width: 14px;
  height: 14px;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--dot-color);
  margin-right: 8px;
  vertical-align: -2px;
}

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

dl {
  display: grid;
  gap: 14px;
  margin: 16px 0 0;
}

dt {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

dd {
  margin: 4px 0 0;
  overflow-wrap: anywhere;
}

pre {
  overflow: auto;
  min-height: 380px;
  max-height: 58vh;
  margin: 0;
  border-radius: 7px;
  background: #111827;
  color: #eef6ff;
  padding: 14px;
  line-height: 1.45;
}

@media (max-width: 980px) {
  .app-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 840px) {
  .shell {
    grid-template-columns: 1fr;
  }

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

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

  .workspace {
    padding: 18px;
  }

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

  .result-layout,
  .search-row,
  .admin-layout {
    grid-template-columns: 1fr;
  }

  .tool-frame {
    height: 76vh;
    min-height: 620px;
  }
}