:root {
  --ink: #16211c;
  --muted: #66736d;
  --paper: #fffefa;
  --panel: #f5f4ed;
  --field: #ebece4;
  --line: #d4d8cf;
  --accent: #0f766e;
  --accent-dark: #0b4f4a;
  --amber: #b7791f;
  --red: #b42318;
  --steel: #344054;
  --blue: #245b8f;
  --shadow: 0 18px 48px rgba(22, 33, 28, 0.14);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background:
    linear-gradient(90deg, rgba(22, 33, 28, 0.05) 1px, transparent 1px),
    linear-gradient(0deg, rgba(22, 33, 28, 0.04) 1px, transparent 1px),
    #e9ebe5;
  background-size: 28px 28px;
  font-family: "Aptos", "Segoe UI", sans-serif;
}

button,
input {
  font: inherit;
}

button {
  cursor: pointer;
}

.shell {
  width: min(1460px, 100%);
  margin: 0 auto;
  padding: 24px;
}

.workspace {
  display: grid;
  grid-template-columns: 370px minmax(0, 1fr);
  min-height: calc(100vh - 48px);
  border: 1px solid rgba(22, 33, 28, 0.14);
  background: rgba(255, 254, 250, 0.88);
  box-shadow: var(--shadow);
}

.control-panel {
  display: flex;
  flex-direction: column;
  gap: 28px;
  padding: 28px;
  background: var(--panel);
  border-right: 1px solid var(--line);
}

.brand-block {
  display: grid;
  gap: 12px;
}

.eyebrow {
  margin: 0;
  color: var(--accent-dark);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 0;
  font-size: 42px;
  line-height: 1.02;
}

h2 {
  margin-bottom: 8px;
  font-size: 34px;
  line-height: 1.08;
}

h3 {
  margin-bottom: 0;
  font-size: 20px;
  line-height: 1.2;
}

h4 {
  margin: 0 0 10px;
  color: var(--steel);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.intro,
.empty-state p,
.snapshot-header p {
  color: var(--muted);
  line-height: 1.55;
}

.analyze-form {
  display: grid;
  gap: 16px;
}

.analyze-form label,
.mode-picker legend,
.samples p {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.input-row {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 86px;
  gap: 8px;
}

input[type="url"] {
  width: 100%;
  min-height: 46px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
  color: var(--ink);
  padding: 0 13px;
  outline: none;
}

input[type="url"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(15, 118, 110, 0.16);
}

.primary-button,
.secondary-button,
.samples button {
  min-height: 42px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  font-weight: 800;
}

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

.secondary-button {
  padding: 0 14px;
  background: var(--paper);
  color: var(--accent-dark);
}

.mode-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0;
  padding: 0;
  border: 0;
}

.mode-picker legend {
  width: 100%;
  margin-bottom: 2px;
}

.mode-picker label {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 34px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--field);
  color: var(--ink);
  text-transform: none;
}

.samples {
  display: grid;
  gap: 10px;
  margin-top: auto;
}

.samples button {
  background: transparent;
  color: var(--accent-dark);
  text-align: left;
  padding: 0 12px;
}

.report {
  min-width: 0;
  padding: 28px;
  overflow: auto;
}

.empty-state,
.loading-state,
.error-state {
  display: grid;
  align-content: center;
  justify-items: start;
  min-height: calc(100vh - 104px);
  max-width: 720px;
}

.empty-state .secondary-button {
  margin-top: 8px;
}

.error-state {
  color: var(--red);
  font-size: 18px;
  line-height: 1.5;
}

.loader {
  width: 38px;
  height: 38px;
  margin-bottom: 14px;
  border: 3px solid var(--line);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.hidden {
  display: none !important;
}

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

.snapshot-header,
.section-band,
.metric-card,
.audit-overview {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(255, 254, 250, 0.94);
}

.snapshot-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  padding: 22px;
}

.action-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  justify-content: flex-end;
}

.audit-overview {
  display: grid;
  grid-template-columns: 180px minmax(0, 1fr);
  gap: 18px;
  padding: 18px;
}

.score-tile {
  display: grid;
  align-content: center;
  min-height: 130px;
  padding: 18px;
  border-radius: 8px;
  background: #16211c;
  color: white;
}

.score-tile span {
  font-size: 54px;
  font-weight: 900;
  line-height: 1;
}

.score-tile p {
  margin: 6px 0 0;
  color: #dfe7e2;
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
}

.health-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.health-item {
  display: grid;
  align-content: center;
  min-height: 130px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--field);
}

.health-item strong,
.metric-card strong {
  display: block;
  margin-bottom: 5px;
  font-size: 28px;
}

.health-item span,
.metric-card span,
.swatch span,
.component-card span,
.token-row span,
.pill {
  color: var(--muted);
  font-size: 12px;
  line-height: 1.35;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
}

.metric-card {
  padding: 16px;
}

.metric-card span,
.health-item span {
  font-weight: 800;
  text-transform: uppercase;
}

.section-band {
  padding: 20px;
}

.section-heading {
  margin-bottom: 16px;
}

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

.color-groups {
  display: grid;
  gap: 16px;
}

.swatch-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.swatch {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr);
  gap: 10px;
  align-items: center;
  min-height: 60px;
  padding: 8px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--paper);
}

.swatch-chip {
  width: 44px;
  height: 44px;
  border: 1px solid rgba(22, 33, 28, 0.18);
  border-radius: 6px;
}

.swatch strong,
.component-card strong,
.token-row strong {
  display: block;
  overflow-wrap: anywhere;
}

.pill-list,
.token-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill,
.token-row {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 34px;
  padding: 7px 10px;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--field);
}

.component-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 12px;
}

.component-card {
  min-height: 128px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
}

.component-preview {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 112px;
  min-height: 36px;
  margin-bottom: 12px;
  padding: 0 14px;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: white;
  font-size: 13px;
  font-weight: 800;
}

.component-preview.input {
  justify-content: flex-start;
  border-color: var(--line);
  background: var(--field);
  color: var(--muted);
}

.component-preview.card {
  width: 120px;
  min-height: 50px;
  border-color: var(--line);
  background: linear-gradient(135deg, #fffefa, #e3e8df);
  color: var(--muted);
}

.warnings ul {
  margin: 0;
  padding-left: 20px;
}

.warnings li {
  margin-bottom: 8px;
  color: var(--steel);
  line-height: 1.5;
}

@media (max-width: 980px) {
  .shell {
    padding: 12px;
  }

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

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

  .audit-overview,
  .metric-grid,
  .two-column {
    grid-template-columns: 1fr;
  }

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

  .snapshot-header {
    flex-direction: column;
  }

  .action-row {
    justify-content: flex-start;
  }
}

@media (max-width: 560px) {
  .control-panel,
  .report {
    padding: 18px;
  }

  h1 {
    font-size: 34px;
  }

  h2 {
    font-size: 28px;
  }

  .input-row,
  .health-grid {
    grid-template-columns: 1fr;
  }

  .primary-button,
  .secondary-button {
    width: 100%;
  }
}