:root {
  --cg-brand: #2e8b57;
  --cg-brand-hover: #256f46;
  --cg-link: #1a7a45;
  --cg-link-hover: #145c36;
  --cg-bg: #fff;
  --cg-surface: #fff;
  --cg-header: #f8f8f8;
  --cg-text: #1c2421;
  --cg-muted: #5d6b64;
  --cg-line: #d5ddd8;
  --cg-control-border: #7e8b84;
  --cg-input-bg: #fff;
  --cg-bar: #2e8b57;
  --cg-impact-high: #8f241c;
  --cg-impact-medium: #7a4e00;
  --cg-alert-bg: #fef4f6;
  --cg-alert-text: #8f241c;
  --cg-card-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
  --cg-meter-track: rgba(28, 36, 33, 0.12);
  --cg-grade-a-plus: #1a7a45;
  --cg-grade-a: #2e8b57;
  --cg-grade-b: #6aa84f;
  --cg-grade-c: #d2b300;
  --cg-grade-d: #9a5b08;
  --cg-grade-e: #c0392b;
  --cg-grade-f: #8b0000;
  --cg-grade-ink: #1c2421;
  color-scheme: light;
}

/* Dark tokens. Repeated so a saved choice and the system scheme share one palette. */
html[data-theme="dark"] {
  --cg-link: #9ddeb8;
  --cg-link-hover: #c8f0d8;
  --cg-bg: #111714;
  --cg-surface: #18211c;
  --cg-header: #1a221d;
  --cg-text: #e7efe9;
  --cg-muted: #9fb0a7;
  --cg-line: #6a8076;
  --cg-control-border: #6a8076;
  --cg-input-bg: #101612;
  --cg-bar: #3cb371;
  --cg-impact-high: #f0a8a0;
  --cg-impact-medium: #f0c36a;
  --cg-alert-bg: #3a1c1c;
  --cg-alert-text: #f6d4d0;
  --cg-card-shadow: 0 0 0 1px #111714;
  --cg-meter-track: rgba(231, 239, 233, 0.14);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) {
    --cg-link: #9ddeb8;
    --cg-link-hover: #c8f0d8;
    --cg-bg: #111714;
    --cg-surface: #18211c;
    --cg-header: #1a221d;
    --cg-text: #e7efe9;
    --cg-muted: #9fb0a7;
    --cg-line: #6a8076;
    --cg-control-border: #6a8076;
    --cg-input-bg: #101612;
    --cg-bar: #3cb371;
    --cg-impact-high: #f0a8a0;
    --cg-impact-medium: #f0c36a;
    --cg-alert-bg: #3a1c1c;
    --cg-alert-text: #f6d4d0;
    --cg-card-shadow: 0 0 0 1px #111714;
    --cg-meter-track: rgba(231, 239, 233, 0.14);
    color-scheme: dark;
  }
}

html {
  font-family: Inter, Roboto, 'Helvetica Neue', 'Arial Nova', 'Nimbus Sans', Arial, sans-serif;
  font-weight: normal;
  background: var(--cg-bg);
  color: var(--cg-text);
}

body {
  background: var(--cg-bg);
  color: var(--cg-text);
}

h1.uk-heading-medium {
  font-size: 40px;
}

.uk-h1, .uk-h2, .uk-h3, .uk-h4, .uk-h5, .uk-h6, .uk-heading-2xlarge, .uk-heading-3xlarge, .uk-heading-large, .uk-heading-medium, .uk-heading-small, .uk-heading-xlarge, h1, h2, h3, h4, h5, h6 {
  font-family: Inter, Roboto, 'Helvetica Neue', 'Arial Nova', 'Nimbus Sans', Arial, sans-serif;
  font-weight: 700;
  color: var(--cg-text);
}

.uk-section-muted {
  background: var(--cg-header);
}

.uk-card-default {
  background: var(--cg-surface);
  border-radius: 5px;
  box-shadow: 0 0 10px rgb(0,0,0,0.1);
  color: var(--cg-text);
}

.uk-form-label,
.uk-legend,
.uk-description-list > dt,
.uk-button-text,
.uk-button-text:hover {
  color: var(--cg-text);
}

.uk-text-meta,
.uk-text-muted,
.uk-text-meta > a {
  color: var(--cg-muted) !important;
}

.uk-heading-divider,
.uk-list-divider > :nth-child(n+2) {
  border-color: var(--cg-line);
}

a {
  color: var(--cg-link);
  font-weight: bold;
  text-decoration: underline;
  transition: color 0.2s linear;
}

a:hover {
  color: var(--cg-link-hover);
  transition: color 0.2s linear;
}

.uk-input {
  background: var(--cg-input-bg);
  color: var(--cg-text);
  border-color: var(--cg-control-border);
}

.uk-input::placeholder {
  color: var(--cg-muted);
  opacity: 1;
}

.uk-input:focus {
  background: var(--cg-input-bg);
  color: var(--cg-text);
  border-color: var(--cg-brand);
}

.uk-input:disabled {
  background: var(--cg-header);
  color: var(--cg-muted);
  border-color: var(--cg-line);
}

.cg-url-row {
  display: flex;
  align-items: stretch;
  gap: 0.75rem;
}

.cg-url-row .uk-input {
  flex: 1 1 auto;
  width: auto;
  min-width: 0;
}

#submit-btn {
  flex: 0 0 auto;
  width: auto;
  margin: 0;
  padding: 0 1.1rem;
  font-size: 1rem;
  line-height: 1.2;
  white-space: nowrap;
}

#status-panel:not([hidden]) {
  margin-top: 1rem;
}

.cg-panel-spacer {
  display: none;
  height: 1.5rem;
}

#results-panel:not([hidden]) + .cg-panel-spacer:has(+ #history-panel:not([hidden])) {
  display: block;
}

.uk-radio {
  background-color: var(--cg-input-bg);
  border-color: var(--cg-control-border);
}

.uk-radio:checked,
.uk-radio:checked:focus {
  background-color: var(--cg-brand);
  border-color: transparent;
}

.uk-radio:disabled {
  background-color: var(--cg-header);
  border-color: var(--cg-line);
}

.uk-alert-danger {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  background: var(--cg-alert-bg);
  color: var(--cg-alert-text);
  font-weight: bold;
  padding: 0.5rem 1rem;
}

.cg-alert-icon {
  flex: 0 0 auto;
  width: 1.15rem;
  height: 1.15rem;
}

.cg-alert-copy {
  min-width: 0;
}

a.uk-button,
button.uk-button {
  border-radius: 3px;
  color: #fff;
}

.uk-button-default {
  background: var(--cg-input-bg);
  color: var(--cg-text);
  border-color: var(--cg-control-border);
}

.uk-button-default:hover,
.uk-button-default:focus {
  background: var(--cg-input-bg);
  color: var(--cg-text);
  border-color: var(--cg-brand);
}

.cg-brand {
  color: var(--cg-brand);
}

.cg-header {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 0.75rem;
}

.cg-header-copy {
  text-align: center;
}

.cg-theme-toggle {
  align-self: center;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin: 0;
  padding: 0.4rem 0.75rem;
  border: 2px solid var(--cg-control-border);
  border-radius: 999px;
  background: var(--cg-surface);
  color: var(--cg-text);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
}

.cg-theme-toggle::before {
  content: "";
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: var(--cg-muted);
}

.cg-theme-toggle[aria-pressed="true"] {
  border-color: var(--cg-brand);
}

.cg-theme-toggle[aria-pressed="true"]::before {
  background: var(--cg-brand);
}

@media (min-width: 720px) {
  .cg-header {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }

  .cg-header-copy {
    text-align: left;
  }

  .cg-theme-toggle {
    align-self: center;
  }
}

.cg-hero {
  padding: 2rem 1rem;
}

.cg-grade {
  display: inline-grid;
  place-items: center;
  width: 5.5rem;
  height: 5.5rem;
  border-radius: 50%;
  font-size: 2rem;
  font-weight: 800;
  color: #fff;
  margin: 0 auto;
}

.cg-grade--aplus { background: var(--cg-grade-a-plus); }
.cg-grade--a { background: var(--cg-grade-a); }
.cg-grade--b { background: var(--cg-grade-b); color: var(--cg-grade-ink); }
.cg-grade--c { background: var(--cg-grade-c); color: var(--cg-grade-ink); }
.cg-grade--d { background: var(--cg-grade-d); }
.cg-grade--e { background: var(--cg-grade-e); }
.cg-grade--f { background: var(--cg-grade-f); }

.cg-score {
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.1;
}

.cg-metric-value {
  font-size: 1.35rem;
  font-weight: 700;
  line-height: 1;
  margin-top: 0.25rem;
}

.cg-results {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  padding-top: 1rem;
}

.cg-results-head {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
  text-align: center;
}

.cg-results-url {
  margin: 0;
  color: var(--cg-muted);
}

.cg-results-url strong {
  font-weight: 700;
  color: var(--cg-text);
}

.cg-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
  align-items: stretch;
}

.cg-metrics > * {
  display: flex;
}

.cg-metric-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 100%;
  flex: 1 1 auto;
  min-height: 11rem;
  box-sizing: border-box;
}

.cg-metric-sub:empty {
  
}

@media (min-width: 960px) {
  .cg-metrics {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

.cg-resource-row {
  display: grid;
  grid-template-columns: 160px auto 160px;
  gap: 0.75rem;
  align-items: center;
}

.cg-score-row {
  grid-template-columns: minmax(9rem, max-content) 1fr auto;
}


.cg-resource-row .cg-resource-label {
  text-transform: capitalize;
  font-weight: 400;
  width: 160px;
}


.cg-score-row .cg-resource-label {
  text-transform: none;
}

.cg-meter {
  width: 100%;
  height: 0.5rem;
  border: 0;
  border-radius: 4px;
  overflow: hidden;
  appearance: none;
  background: var(--cg-meter-track);
}

.cg-meter::-webkit-progress-bar {
  background: var(--cg-meter-track);
  border-radius: 4px;
}

.cg-meter::-webkit-progress-value {
  background: var(--cg-bar);
  border-radius: 4px;
}

.cg-meter::-moz-progress-bar {
  background: var(--cg-bar);
  border-radius: 4px;
}

.cg-resource-meta {
  font-family: monospace;
  font-size: 0.875rem;
  color: var(--cg-muted);
  white-space: nowrap;
  .cg-resource-count {
    display: inline-block;
    float: right;
    width: 80px;
  }
}

.cg-label-muted {
  background: #5d6b64;
  color: #fff;
}

.cg-rec-head {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.35rem 0.75rem;
}

.cg-rec-title {
  font-weight: 600;
}

.cg-rec-why,
.cg-rec-detail {
  margin: 0.35rem 0 0;
  color: var(--cg-muted);
  font-size: 0.925rem;
}

.cg-rec-why {
  padding-right: 150px;
}

.cg-impact {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.cg-help-cta {
  margin-top: 1.5rem;
  background: #00d581;
  color: #1c2421;
  border-radius: 5px;
}

.cg-help-cta h2,
.cg-help-cta p {
  color: #1c2421;
}

.cg-help-cta h2 {
  margin: 0 0 0.5rem;
}

.cg-help-cta p {
  margin: 0 0 1rem;
}

.cg-help-cta-btn,
.cg-help-cta-btn:hover,
.cg-help-cta-btn:focus {
  background: #1c2421;
  color: #fff;
  border-color: transparent;
  text-decoration: none;
}

.cg-help-cta-btn:hover,
.cg-help-cta-btn:focus {
  background: #0e1412;
}

.cg-help-cta-btn:focus {
  outline: 3px solid #1c2421;
  outline-offset: 2px;
}

.cg-impact--high { color: var(--cg-impact-high); }
.cg-impact--medium { color: var(--cg-impact-medium); }
.cg-impact--low { color: var(--cg-muted); }

.cg-metric-card .uk-label-success {
  background: var(--cg-grade-a-plus);
  color: #fff;
}

.cg-metric-card .uk-label-warning {
  background: #7a4e00;
  color: #fff;
}

.cg-loading {
  padding: 2rem 1rem;
}

.uk-button-primary {
  background: var(--cg-brand);
  color: #fff;
}

.uk-button-primary:hover,
.uk-button-primary:focus {
  background: var(--cg-brand-hover);
  color: #fff;
}

.uk-button-primary:disabled,
.uk-button-default:disabled,
.uk-button-text:disabled {
  background-color: transparent;
  color: var(--cg-muted);
  border-color: var(--cg-line);
}

.uk-input:focus,
.uk-radio:focus,
.uk-button:focus,
.cg-theme-toggle:focus,
.cg-history-btn:focus,
.cg-skip:focus {
  outline: 3px solid var(--cg-brand);
  outline-offset: 2px;
}

.cg-skip {
  position: absolute;
  left: 0.75rem;
  top: 0.75rem;
  transform: translateY(-200%);
  background: var(--cg-surface);
  color: var(--cg-text);
  padding: 0.4rem 0.7rem;
  z-index: 2;
}

.cg-skip:focus {
  transform: none;
}

.cg-spinner {
  width: 2rem;
  height: 2rem;
  margin: 1rem auto 0;
  border: 3px solid rgba(127, 127, 127, 0.35);
  border-top-color: var(--cg-brand);
  border-radius: 50%;
  animation: cg-spin 0.8s linear infinite;
}

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

.cg-share-row {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.cg-share-row .uk-input {
  flex: 1;
}

.cg-history-btn {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  width: 100%;
  padding: 0.35rem 0;
  border: 0;
  background: transparent;
  color: inherit;
  text-align: left;
  cursor: pointer;
}

.cg-history-text {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.cg-history-url {
  overflow-wrap: anywhere;
}

.cg-history-grade {
  display: inline-grid;
  place-items: center;
  flex: 0 0 auto;
  min-width: 2.4rem;
  height: 2.4rem;
  padding: 0;
  border-radius: 999px;
  color: #fff;
  font-weight: 800;
  font-size: 0.95rem;
}

.cg-history-grade.cg-grade--b,
.cg-history-grade.cg-grade--c {
  color: var(--cg-grade-ink);
}

.cg-privacy {
  max-width: 40rem;
  margin-left: auto;
  margin-right: auto;
}

.cg-choices {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.25rem;
}

@media (prefers-reduced-motion: reduce) {
  .cg-spinner {
    animation: none;
  }
}

@media (max-width: 640px) {
  .cg-resource-row {
    grid-template-columns: 1fr;
    gap: 0.35rem;
  }
  .cg-resource-meta {
    white-space: normal;
  }
}


.cg-host-detail {
  display: none;
}

.cg-metric .uk-label-success {
  margin-top: .5rem;
}

#grade-form {
  legend, label {
    display: block;
    padding-bottom: 0.5rem;
  }
}