:root {
  color-scheme: light;
  --page: #f5f7fb;
  --surface: #ffffff;
  --surface-soft: #f8f9fc;
  --ink: #121829;
  --muted: #626b7d;
  --line: #dfe4ed;
  --line-strong: #cbd3e0;
  --accent: #5b5ce2;
  --accent-dark: #4446c7;
  --accent-soft: #ededff;
  --success: #16794c;
  --danger: #b42318;
  --picked: #5b5ce2;
  --picked-contrast: #ffffff;
  --shadow: 0 22px 60px rgba(29, 38, 65, 0.1);
  --radius-lg: 24px;
  --radius-md: 16px;
  --system-font: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html {
  background: var(--page);
  scroll-behavior: smooth;
}

body {
  min-width: 320px;
  margin: 0;
  color: var(--ink);
  background:
    radial-gradient(circle at 16% -4%, rgba(103, 105, 230, 0.11), transparent 27rem),
    radial-gradient(circle at 90% 20%, rgba(31, 177, 161, 0.08), transparent 24rem),
    var(--page);
  font-family: var(--system-font);
  -webkit-font-smoothing: antialiased;
}

button,
input {
  font: inherit;
}

button {
  -webkit-tap-highlight-color: transparent;
}

button:focus-visible,
a:focus-visible,
canvas:focus-visible {
  outline: 3px solid rgba(91, 92, 226, 0.35);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 100;
  padding: 10px 14px;
  color: #fff;
  background: var(--ink);
  border-radius: 9px;
  transform: translateY(-160%);
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header,
main,
.site-footer {
  width: min(1180px, calc(100% - 40px));
  margin-inline: auto;
}

.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  gap: 11px;
  align-items: center;
  color: var(--ink);
  font-size: 17px;
  font-weight: 750;
  letter-spacing: -0.02em;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  grid-template-columns: repeat(2, 8px);
  gap: 2px;
  padding: 5px;
  background: var(--ink);
  border-radius: 9px;
}

.brand-mark span {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

.brand-mark span:nth-child(1) { background: #f96d61; }
.brand-mark span:nth-child(2) { background: #f7c859; }
.brand-mark span:nth-child(3) { background: #54d5b6; }
.brand-mark span:nth-child(4) { background: #7577ee; }

.local-badge {
  display: inline-flex;
  gap: 7px;
  align-items: center;
  padding: 8px 11px;
  color: #3f4960;
  background: rgba(255, 255, 255, 0.68);
  border: 1px solid rgba(203, 211, 224, 0.8);
  border-radius: 999px;
  font-size: 12px;
  font-weight: 700;
  backdrop-filter: blur(10px);
}

.local-badge svg {
  width: 15px;
  fill: var(--success);
}

.hero {
  max-width: 780px;
  margin: 62px auto 36px;
  text-align: center;
}

.eyebrow {
  margin: 0 0 13px;
  color: var(--accent-dark);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

h1 {
  margin: 0;
  font-size: clamp(42px, 7vw, 72px);
  line-height: 0.98;
  letter-spacing: -0.065em;
}

.hero-copy {
  max-width: 650px;
  margin: 23px auto 0;
  color: var(--muted);
  font-size: clamp(17px, 2vw, 20px);
  line-height: 1.55;
}

.privacy-line {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  margin: 20px 0 0;
  color: var(--success);
  font-size: 13px;
  font-weight: 700;
}

.privacy-line svg {
  width: 17px;
  fill: currentColor;
}

.picker {
  margin-top: 28px;
}

.upload-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 374px;
  padding: 58px 28px 32px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.83);
  border: 1.5px dashed var(--line-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  text-align: center;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
  backdrop-filter: blur(12px);
}

.upload-panel::before {
  position: absolute;
  inset: 10px;
  pointer-events: none;
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 17px;
  content: "";
}

.upload-panel.is-dragging {
  background: #f1f1ff;
  border-color: var(--accent);
  transform: translateY(-2px);
}

.upload-icon {
  display: grid;
  width: 64px;
  height: 64px;
  margin-bottom: 18px;
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 18px;
  place-items: center;
}

.upload-icon svg {
  width: 31px;
  fill: currentColor;
}

.upload-panel h2 {
  margin: 0;
  font-size: 24px;
  letter-spacing: -0.035em;
}

.upload-panel > p {
  margin: 8px 0 0;
  color: var(--muted);
}

.upload-actions {
  position: relative;
  z-index: 1;
  display: flex;
  gap: 10px;
  margin-top: 23px;
}

.button {
  display: inline-flex;
  gap: 8px;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 12px;
  font-weight: 750;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
}

.button-primary {
  color: #fff;
  background: var(--accent);
  border: 1px solid var(--accent);
  box-shadow: 0 8px 18px rgba(91, 92, 226, 0.23);
}

.button-primary:hover {
  background: var(--accent-dark);
  box-shadow: 0 10px 22px rgba(91, 92, 226, 0.29);
}

.button svg {
  width: 18px;
  fill: currentColor;
}

.button-secondary {
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--line-strong);
}

.upload-panel .paste-hint {
  margin-top: 22px;
  font-size: 12px;
}

kbd {
  min-width: 22px;
  padding: 2px 5px;
  color: #4f586b;
  background: #f1f3f7;
  border: 1px solid #d9dee7;
  border-bottom-width: 2px;
  border-radius: 5px;
  font-family: var(--system-font);
  font-size: 10px;
  font-weight: 750;
}

.upload-panel .format-hint {
  margin-top: 14px;
  color: #858da0;
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.upload-panel .input-status {
  min-height: 20px;
  margin-top: 14px;
  color: var(--danger);
  font-size: 13px;
  font-weight: 650;
}

.workspace {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
  gap: 18px;
  align-items: start;
}

.workspace[hidden],
.upload-panel[hidden] {
  display: none;
}

.canvas-card,
.result-card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.canvas-card {
  min-width: 0;
  overflow: hidden;
}

.canvas-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  padding: 14px 18px 13px 21px;
  border-bottom: 1px solid var(--line);
}

.toolbar-label,
.result-kicker {
  margin: 0;
  color: var(--ink);
  font-size: 13px;
  font-weight: 800;
}

.image-meta {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.text-button {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  min-height: 38px;
  padding: 0 10px;
  color: var(--accent-dark);
  background: transparent;
  border: 0;
  border-radius: 9px;
  font-size: 12px;
  font-weight: 750;
  cursor: pointer;
}

.text-button:hover {
  background: var(--accent-soft);
}

.text-button svg {
  width: 16px;
  fill: currentColor;
}

.canvas-frame {
  position: relative;
  display: grid;
  aspect-ratio: 3 / 2;
  min-height: 280px;
  overflow: hidden;
  background-color: #e9ecf2;
  background-image:
    linear-gradient(45deg, #dfe3eb 25%, transparent 25%),
    linear-gradient(-45deg, #dfe3eb 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, #dfe3eb 75%),
    linear-gradient(-45deg, transparent 75%, #dfe3eb 75%);
  background-position: 0 0, 0 8px, 8px -8px, -8px 0;
  background-size: 16px 16px;
  place-items: stretch;
}

#display-canvas {
  display: block;
  width: 100%;
  height: 100%;
  cursor: crosshair;
  touch-action: none;
}

.canvas-loading {
  position: absolute;
  inset: 0;
  display: flex;
  gap: 10px;
  align-items: center;
  justify-content: center;
  color: #353d50;
  background: rgba(245, 247, 251, 0.84);
  font-size: 13px;
  font-weight: 700;
  backdrop-filter: blur(3px);
}

.canvas-loading[hidden] {
  display: none;
}

.spinner {
  width: 18px;
  height: 18px;
  border: 2px solid #c7ccef;
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 700ms linear infinite;
}

@keyframes spin {
  to { transform: rotate(1turn); }
}

.pixel-readout {
  display: flex;
  gap: 20px;
  align-items: center;
  min-height: 46px;
  padding: 10px 20px;
  color: #4f586a;
  background: #fafbfc;
  border-top: 1px solid var(--line);
  font-size: 12px;
}

.readout-label {
  margin-right: 5px;
  color: #8a92a3;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.pixel-readout output {
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

.result-card {
  padding: 22px;
}

.result-heading-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line);
}

.result-kicker {
  color: var(--accent-dark);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.result-card h2 {
  margin: 5px 0 0;
  font-size: 20px;
  letter-spacing: -0.035em;
}

.selected-swatch {
  width: 44px;
  height: 44px;
  background: var(--picked);
  border: 5px solid #fff;
  border-radius: 13px;
  box-shadow: 0 0 0 1px var(--line-strong), 0 5px 14px rgba(19, 24, 41, 0.13);
}

.empty-result {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 250px;
  padding: 30px 22px;
  color: var(--muted);
  text-align: center;
}

.empty-result[hidden],
.color-results[hidden] {
  display: none;
}

.empty-result p {
  max-width: 205px;
  margin: 17px 0 0;
  font-size: 13px;
  line-height: 1.55;
}

.target-icon {
  position: relative;
  width: 58px;
  height: 58px;
  border: 1px dashed #a9b0bf;
  border-radius: 50%;
}

.target-icon::before,
.target-icon::after {
  position: absolute;
  background: #a9b0bf;
  content: "";
}

.target-icon::before { top: 28px; left: 12px; width: 34px; height: 1px; }
.target-icon::after { top: 12px; left: 28px; width: 1px; height: 34px; }

.primary-color {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 142px;
  margin: 18px 0 14px;
  padding: 20px;
  color: var(--picked-contrast);
  background-color: var(--picked);
  background-image:
    linear-gradient(45deg, rgba(255,255,255,.07) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(0,0,0,.05) 25%, transparent 25%);
  background-size: 28px 28px;
  border-radius: 16px;
  transition: background-color 120ms linear;
}

.primary-color-label {
  margin-bottom: 5px;
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.primary-color strong {
  font-size: 29px;
  letter-spacing: -0.04em;
}

.value-list {
  border: 1px solid var(--line);
  border-radius: 14px;
}

.value-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 63px;
  padding: 10px 10px 10px 14px;
}

.value-row + .value-row {
  border-top: 1px solid var(--line);
}

.value-label {
  display: block;
  margin-bottom: 5px;
  color: #8a92a3;
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.1em;
}

.value-row output {
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  font-weight: 750;
}

.copy-button {
  display: inline-flex;
  gap: 5px;
  align-items: center;
  min-height: 35px;
  padding: 0 9px;
  color: #515a6d;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: 9px;
  font-size: 11px;
  font-weight: 750;
  cursor: pointer;
}

.copy-button:hover {
  color: var(--accent-dark);
  background: var(--accent-soft);
  border-color: #c9c9f8;
}

.copy-button svg {
  width: 14px;
  fill: currentColor;
}

.copy-status {
  min-height: 18px;
  margin: 10px 0 0;
  color: var(--success);
  font-size: 11px;
  font-weight: 700;
  text-align: right;
}

.result-tip {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  margin-top: 9px;
  padding-top: 15px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}

.result-tip svg {
  flex: 0 0 auto;
  width: 16px;
  fill: #8a92a3;
}

.result-tip p {
  margin: 0;
  font-size: 11px;
  line-height: 1.5;
}

.trust-strip {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin: 42px 0 60px;
  overflow: hidden;
  background: var(--line);
  border: 1px solid var(--line);
  border-radius: 18px;
}

.trust-strip > div {
  position: relative;
  padding: 24px 25px;
  background: rgba(255, 255, 255, 0.72);
}

.trust-number {
  position: absolute;
  top: 21px;
  right: 22px;
  color: var(--muted);
  font-size: 10px;
  font-weight: 800;
}

.trust-strip strong {
  display: block;
  font-size: 13px;
}

.trust-strip p {
  margin: 6px 0 0;
  color: var(--muted);
  font-size: 12px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  padding: 22px 0 30px;
  color: #7e8799;
  border-top: 1px solid var(--line);
  font-size: 11px;
}

.site-footer span:first-child {
  color: var(--ink);
  font-weight: 800;
}

.drop-overlay {
  position: fixed;
  z-index: 90;
  inset: 0;
  display: none;
  padding: 24px;
  background: rgba(28, 30, 57, 0.72);
  backdrop-filter: blur(8px);
  place-items: center;
}

.drop-overlay.is-visible {
  display: grid;
}

.drop-overlay > div {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  justify-content: center;
  width: min(520px, 90vw);
  min-height: 280px;
  color: #fff;
  border: 2px dashed rgba(255,255,255,.7);
  border-radius: 28px;
}

.drop-overlay span {
  display: grid;
  width: 58px;
  height: 58px;
  color: var(--ink);
  background: #fff;
  border-radius: 50%;
  font-size: 29px;
  place-items: center;
}

.drop-overlay strong {
  font-size: 22px;
}

@media (max-width: 840px) {
  .hero { margin-top: 45px; }
  .workspace { grid-template-columns: 1fr; }
  .result-card { display: grid; grid-template-columns: 1fr 1fr; gap: 0 22px; }
  .result-heading-row { grid-column: 1 / -1; }
  .result-tip { align-self: end; }
}

@media (max-width: 620px) {
  .site-header,
  main,
  .site-footer { width: min(100% - 24px, 1180px); }
  .site-header { min-height: 64px; }
  .local-badge { padding: 7px 9px; font-size: 10px; }
  .hero { margin: 36px auto 28px; }
  h1 { font-size: clamp(40px, 13vw, 57px); }
  .hero-copy { font-size: 16px; }
  .privacy-line { align-items: flex-start; font-size: 12px; text-align: left; }
  .upload-panel { min-height: 350px; padding: 45px 18px 27px; border-radius: 19px; }
  .upload-actions { flex-direction: column; width: min(100%, 230px); }
  .button { width: 100%; }
  .canvas-card,
  .result-card { border-radius: 18px; }
  .canvas-toolbar { min-height: 62px; padding: 11px 12px 10px 15px; }
  .canvas-frame { min-height: 230px; }
  .pixel-readout { align-items: flex-start; flex-direction: column; gap: 5px; }
  .result-card { display: block; padding: 18px; }
  .trust-strip { grid-template-columns: 1fr; }
  .site-footer { gap: 8px; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition: none !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}