:root {
  --color-bg:           #f0eff4;
  --color-surface:      #faf9fc;
  --color-header-bg:    #e8e4f0;
  --color-border:       #e0daea;
  --color-border-mid:   #d8d2e8;
  --color-border-strong:#c4bcd8;
  --color-border-hover: #b0a8cc;
  --color-btn-hover-bg: #d8d2e8;

  --color-text-primary: #3d3655;
  --color-text-header:  #4a4460;
  --color-text-muted:   #7a6e96;
  --color-text-faint:   #a09ab8;
  --color-text-subtle:  #666;
  --color-link:         #7a6eb8;

  --color-status-run-bg:   #e4f0e8;
  --color-status-run-fg:   #3d7a52;
  --color-status-stop-bg:  #f0e4e8;
  --color-status-stop-fg:  #8a3a4a;
  --color-status-warn-bg:  #f0ece0;
  --color-status-warn-fg:  #7a6030;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--color-bg);
  min-height: 100vh;
}

/* ── Header ── */

.header {
  background: var(--color-header-bg);
  color: var(--color-text-header);
  padding: 20px;
  border-bottom: 1px solid var(--color-border-mid);
}

.header-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

h1 {
  font-size: 24px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.refresh-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--color-text-muted);
  font-size: 13px;
}

.refresh-status-loading::before {
  width: 12px;
  height: 12px;
  border: 2px solid var(--color-border-strong);
  border-top-color: var(--color-link);
  border-radius: 50%;
  content: '';
  animation: refresh-spin 0.7s linear infinite;
}

.refresh-status-error {
  color: var(--color-status-stop-fg);
}

@keyframes refresh-spin {
  to { transform: rotate(360deg); }
}

@media (prefers-reduced-motion: reduce) {
  .refresh-status-loading::before { animation: none; }
}

/* ── Buttons ── */

.btn {
  background: var(--color-header-bg);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border-strong);
  padding: 8px 16px;
  border-radius: 5px;
  cursor: pointer;
  font-size: 14px;
  transition: background 0.2s, border-color 0.2s;
}

.btn:hover {
  background: var(--color-btn-hover-bg);
  border-color: var(--color-border-hover);
}

.btn:disabled {
  cursor: wait;
  opacity: 0.6;
}

/* ── Layout ── */

.container {
  max-width: 1200px;
  margin: 30px auto;
  padding: 0 20px;
}

/* ── App grid ── */

.apps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 360px), 1fr));
  gap: 20px;
}

.app-card {
  background: var(--color-surface);
  border-radius: 8px;
  padding: 20px;
  border: 1px solid var(--color-border);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin: 16px 0;
}

.metric {
  min-width: 0;
  padding: 10px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 6px;
}

.metric-label,
.metric-value {
  display: block;
}

.metric-label {
  margin-bottom: 4px;
  color: var(--color-text-faint);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.metric-value {
  overflow-wrap: anywhere;
  color: var(--color-text-primary);
  font-size: 14px;
  font-weight: 600;
}

.charts {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 16px 0;
}

.charts figure {
  min-width: 0;
}

.charts figcaption {
  margin-bottom: 5px;
  color: var(--color-text-muted);
  font-size: 11px;
}

.sparkline,
.sparkline-empty {
  display: block;
  width: 100%;
  height: 64px;
  border-bottom: 1px solid var(--color-border);
}

.sparkline path {
  fill: none;
  stroke: var(--color-link);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.sparkline-empty {
  color: var(--color-text-faint);
  font-size: 11px;
}

.sparkline-empty text {
  fill: var(--color-text-faint);
}

.container-details {
  margin-top: 16px;
  border-top: 1px solid var(--color-border);
}

.container-details summary {
  padding: 12px 0 4px;
  color: var(--color-link);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}

.container-details summary:focus-visible {
  outline: 2px solid var(--color-link);
  outline-offset: 3px;
}

.table-scroll {
  overflow-x: auto;
  margin-top: 8px;
}

.container-details table {
  width: 100%;
  border-collapse: collapse;
  color: var(--color-text-muted);
  font-size: 11px;
  text-align: left;
}

.container-details th,
.container-details td {
  padding: 7px 6px;
  border-bottom: 1px solid var(--color-border);
  white-space: nowrap;
}

.container-details th {
  color: var(--color-text-faint);
  font-size: 10px;
  text-transform: uppercase;
}

.process-name,
.container-details small {
  display: block;
}

.process-name {
  color: var(--color-text-primary);
  font-weight: 600;
}

.container-details small {
  margin-top: 2px;
  color: var(--color-text-faint);
  font-family: monospace;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.app-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: 0 2px 12px rgba(100, 90, 140, 0.08);
}

.app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
}

.app-name {
  font-size: 18px;
  font-weight: 600;
  color: var(--color-text-primary);
}

.app-meta {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}

.meta-row {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-size: 13px;
}

.meta-label {
  color: var(--color-text-faint);
  min-width: 78px;
  flex-shrink: 0;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

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

.meta-value code {
  font-family: monospace;
  font-size: 12px;
  background: var(--color-header-bg);
  padding: 1px 5px;
  border-radius: 3px;
  color: var(--color-text-primary);
}

.meta-when {
  color: var(--color-text-faint);
}

.app-status {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 12px;
}

.status-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
}

.status-running {
  background: var(--color-status-run-bg);
  color: var(--color-status-run-fg);
}

.status-stopped {
  background: var(--color-status-stop-bg);
  color: var(--color-status-stop-fg);
}

.status-unknown,
.status-error {
  background: var(--color-status-warn-bg);
  color: var(--color-status-warn-fg);
}

.app-url {
  font-size: 13px;
  color: var(--color-text-subtle);
  word-break: break-all;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--color-border);
}

.app-url a {
  color: var(--color-link);
  text-decoration: none;
}

.app-url a:hover {
  text-decoration: underline;
}

/* ── States ── */

.loading {
  text-align: center;
  padding: 40px;
  color: var(--color-text-faint);
}

.empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-faint);
}

/* ── Login ── */

.login-page {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-container {
  background: var(--color-surface);
  padding: 40px;
  border-radius: 10px;
  border: 1px solid var(--color-border);
  width: 100%;
  max-width: 380px;
}

.login-container h1 {
  text-align: center;
  margin-bottom: 30px;
}

.form-group {
  margin-bottom: 20px;
}

label {
  display: block;
  margin-bottom: 8px;
  color: var(--color-text-muted);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

input {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border-mid);
  border-radius: 5px;
  font-size: 15px;
  background: #fff;
  color: var(--color-text-primary);
  transition: border-color 0.2s;
}

input:focus {
  outline: none;
  border-color: var(--color-border-hover);
  box-shadow: 0 0 0 3px rgba(160, 148, 200, 0.15);
}

.btn-block {
  width: 100%;
  padding: 12px;
  font-size: 15px;
  font-weight: 600;
}

@media (max-width: 560px) {
  .header,
  .container {
    padding-left: 14px;
    padding-right: 14px;
  }

  .container {
    margin-top: 20px;
  }

  .header-content {
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 12px;
  }

  .header-controls {
    flex: 1 1 180px;
    flex-wrap: wrap;
    justify-content: flex-end;
  }

  .refresh-status {
    flex-basis: 100%;
    justify-content: flex-end;
    order: 2;
  }

  .app-card {
    padding: 16px;
  }

  .charts {
    grid-template-columns: 1fr;
  }
}