@import url("https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;700&family=IBM+Plex+Mono:wght@400;600&display=swap");

:root {
  --bg-a: #0a1f36;
  --bg-b: #0f4c5c;
  --bg-c: #ed7d3a;
  --ink: #13202e;
  --ink-soft: #425364;
  --card: #f5f1e8;
  --line: #d7cdb8;
  --accent: #0f4c5c;
  --accent-strong: #0a2f47;
  --ok: #0d8f62;
  --err: #b7402f;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Space Grotesk", "Avenir Next", "Segoe UI", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(1000px 520px at 5% 0%, color-mix(in srgb, var(--bg-c) 45%, transparent), transparent 60%),
    linear-gradient(135deg, var(--bg-a), var(--bg-b));
}

.shell {
  width: min(1100px, 92vw);
  margin: 2.2rem auto 3rem;
}

.hero {
  color: #f8f5f0;
  margin-bottom: 1.2rem;
  animation: rise 520ms ease-out;
}

.kicker {
  display: inline-block;
  margin: 0;
  padding: 0.25rem 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 999px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  font-size: 0.7rem;
}

.hero h1 {
  margin: 0.7rem 0 0.45rem;
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 0.95;
}

.hero p {
  margin: 0;
  color: rgba(248, 245, 240, 0.9);
  max-width: 62ch;
}

.panel {
  background: color-mix(in srgb, var(--card) 92%, white);
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: clamp(1rem, 3vw, 1.6rem);
  box-shadow: 0 22px 52px rgba(3, 14, 25, 0.22);
  animation: rise 700ms ease-out;
}

h2 {
  margin: 1.35rem 0 0.8rem;
  font-size: 1.05rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-soft);
}

.grid {
  display: grid;
  gap: 0.85rem;
}

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

.grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.stack {
  display: grid;
  gap: 0.9rem;
}

.choice-line {
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  gap: 0.8rem;
  align-items: center;
}

.choice-row {
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0.55rem;
  color: var(--ink);
  font-weight: 600;
}

.choice-row input[type="radio"] {
  width: 1rem;
  height: 1rem;
}

.hint {
  margin: -0.2rem 0 0;
  color: var(--ink-soft);
  font-size: 0.86rem;
}

.toggle-inline {
  flex-direction: row;
  align-items: center;
  gap: 0.55rem;
  color: var(--ink);
  font-weight: 500;
}

.toggle-inline input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
}

.smoothing-block {
  border: 1px solid color-mix(in srgb, var(--line) 75%, #94a2ae);
  border-radius: 12px;
  padding: 0.72rem;
  display: grid;
  gap: 0.45rem;
}

.inline-title {
  margin: 0;
  font-size: 0.86rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.34rem;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

input,
select,
button {
  font: inherit;
}

input,
select {
  border: 1px solid color-mix(in srgb, var(--line) 80%, #82909d);
  border-radius: 11px;
  padding: 0.62rem 0.72rem;
  background: #fff;
  color: var(--ink);
}

input:focus,
select:focus {
  outline: 2px solid color-mix(in srgb, var(--accent) 45%, transparent);
  outline-offset: 1px;
}

.toggle {
  flex-direction: row;
  align-items: center;
  gap: 0.55rem;
  margin-top: 1.9rem;
  color: var(--ink);
  font-weight: 500;
}

.toggle input[type="checkbox"] {
  width: 1.1rem;
  height: 1.1rem;
}

.actions {
  margin-top: 1.4rem;
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.preview-wrap {
  margin-top: 0.5rem;
  display: grid;
  gap: 0.45rem;
}

.preview-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.7rem;
  flex-wrap: wrap;
}

.preview-controls {
  display: flex;
  gap: 0.45rem;
  flex-wrap: wrap;
}

.preview-canvas {
  width: 100%;
  height: min(66vh, 600px);
  min-height: 340px;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid color-mix(in srgb, var(--line) 70%, #94a2ae);
  background: #8fa3bf;
}

.preview-canvas canvas {
  display: block;
  width: 100% !important;
  height: 100% !important;
}

.preview-meta {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.preview-help {
  margin: 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.quality-report {
  margin-top: 0.55rem;
  padding: 0.9rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--line) 72%, #94a2ae);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.78), rgba(255, 255, 255, 0.92)),
    radial-gradient(320px 140px at 100% 0%, rgba(15, 76, 92, 0.1), transparent 70%);
}

.quality-report.is-empty {
  opacity: 0.86;
}

.quality-report-header h3 {
  margin: 0;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--ink-soft);
}

.quality-report-header {
  display: flex;
  justify-content: space-between;
  gap: 0.9rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.quality-report-state {
  display: grid;
  justify-items: end;
  gap: 0.24rem;
}

.quality-report-summary {
  margin: 0.22rem 0 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.quality-report-count {
  margin: 0;
  font-size: 0.76rem;
  color: var(--ink-soft);
}

.quality-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 72px;
  padding: 0.34rem 0.56rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--line) 75%, #94a2ae);
  background: rgba(255, 255, 255, 0.86);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.quality-badge.ok {
  border-color: color-mix(in srgb, var(--ok) 55%, white);
  color: var(--ok);
}

.quality-badge.warn {
  border-color: color-mix(in srgb, #d7a437 58%, white);
  color: #8f5d05;
}

.quality-badge.error {
  border-color: color-mix(in srgb, var(--err) 58%, white);
  color: var(--err);
}

.quality-grid {
  margin-top: 0.8rem;
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.metric-card {
  min-height: 88px;
  padding: 0.78rem 0.84rem;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--line) 78%, #94a2ae);
  background: rgba(255, 255, 255, 0.82);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.55);
}

.metric-label,
.metric-note,
.metric-value {
  margin: 0;
}

.metric-label {
  font-size: 0.76rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.metric-value {
  margin-top: 0.36rem;
  font-size: 1.14rem;
  font-weight: 700;
  color: var(--ink);
}

.metric-value.ok {
  color: var(--ok);
}

.metric-value.err {
  color: var(--err);
}

.metric-note {
  margin-top: 0.24rem;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  color: var(--ink-soft);
}

.quality-flags {
  margin: 0.9rem 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 0.55rem;
}

.quality-flag {
  padding: 0.72rem 0.8rem;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--line) 75%, #94a2ae);
  background: rgba(255, 255, 255, 0.88);
  font-size: 0.84rem;
  color: var(--ink);
}

.quality-flag strong {
  display: inline-block;
  margin-right: 0.45rem;
}

.quality-flag.warn strong {
  color: #8f5d05;
}

.quality-flag.error strong {
  color: var(--err);
}

.quality-flag-empty {
  color: var(--ink-soft);
}

.quality-actions {
  margin-top: 0.9rem;
  padding-top: 0.85rem;
  border-top: 1px solid color-mix(in srgb, var(--line) 75%, #94a2ae);
}

.quality-actions-header h4 {
  margin: 0;
  font-size: 0.84rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.quality-actions-summary {
  margin: 0.22rem 0 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.quality-actions-list {
  margin-top: 0.72rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.quality-action-chip,
.quality-action-empty {
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--line) 75%, #94a2ae);
  background: rgba(255, 255, 255, 0.9);
  color: var(--ink);
}

.quality-action-chip {
  padding: 0.58rem 0.82rem;
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
}

.quality-action-chip:hover {
  border-color: color-mix(in srgb, var(--accent) 45%, #94a2ae);
  transform: translateY(-1px);
}

.quality-action-empty {
  margin: 0;
  padding: 0.6rem 0.82rem;
  font-size: 0.8rem;
  color: var(--ink-soft);
}

.suggested-comparison {
  margin-top: 0.95rem;
  padding-top: 0.9rem;
  border-top: 1px solid color-mix(in srgb, var(--line) 75%, #94a2ae);
}

.suggested-comparison.is-empty {
  opacity: 0.9;
}

.suggested-comparison-header {
  display: flex;
  justify-content: space-between;
  gap: 0.8rem;
  align-items: flex-start;
  flex-wrap: wrap;
}

.suggested-comparison-header h4 {
  margin: 0;
  font-size: 0.84rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.suggested-comparison-summary {
  margin: 0.24rem 0 0;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.suggested-comparison-grid {
  margin-top: 0.78rem;
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.comparison-card {
  padding: 0.84rem;
  border-radius: 14px;
  border: 1px solid color-mix(in srgb, var(--line) 76%, #94a2ae);
  background: rgba(255, 255, 255, 0.84);
}

.comparison-label,
.comparison-headline {
  margin: 0;
}

.comparison-label {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.comparison-headline {
  margin-top: 0.34rem;
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--ink);
}

.comparison-list {
  margin: 0.66rem 0 0;
  padding-left: 1rem;
  display: grid;
  gap: 0.34rem;
}

.comparison-item {
  font-size: 0.82rem;
  color: var(--ink);
}

.comparison-item-empty {
  color: var(--ink-soft);
}

button {
  background: linear-gradient(140deg, var(--accent), var(--accent-strong));
  color: #f9f6f0;
  border: none;
  border-radius: 12px;
  padding: 0.75rem 1.15rem;
  font-weight: 700;
  cursor: pointer;
}

button.secondary {
  background: #e7edf3;
  color: var(--accent-strong);
  border: 1px solid color-mix(in srgb, var(--line) 70%, #82909d);
}

button.tiny {
  padding: 0.4rem 0.62rem;
  border-radius: 10px;
  font-size: 0.82rem;
  font-weight: 700;
}

.toggle-inline.compact {
  gap: 0.45rem;
  font-size: 0.84rem;
}

.toggle-inline.compact input[type="checkbox"] {
  width: 1rem;
  height: 1rem;
}

button[disabled] {
  opacity: 0.65;
  cursor: wait;
}

.status {
  margin: 0;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  color: var(--ink-soft);
}

.status.ok {
  color: var(--ok);
}

.status.err {
  color: var(--err);
}

.status.warn {
  color: #8f5d05;
}

@keyframes rise {
  from {
    transform: translateY(7px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

@media (max-width: 900px) {
  .grid.two,
  .grid.three {
    grid-template-columns: 1fr;
  }

  .choice-line {
    grid-template-columns: 1fr;
  }

  .toggle {
    margin-top: 0;
  }

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

  .preview-canvas {
    min-height: 300px;
    height: 50vh;
  }

  .preview-toolbar {
    align-items: flex-start;
  }

  .quality-report-state {
    justify-items: start;
  }

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

  .suggested-comparison-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 560px) {
  .quality-grid {
    grid-template-columns: 1fr;
  }
}