/* Colour Mixer — watercolour & acrylic planning tool */

:root {
  --font-sans: "DM Sans", system-ui, -apple-system, sans-serif;
  --font-display: "Fraunces", Georgia, serif;

  --bg: #f3efe8;
  --bg-elevated: #fffcf7;
  --ink: #1c1a17;
  --ink-muted: #5c564e;
  --line: rgba(28, 26, 23, 0.12);
  --accent: #2b4c9b;
  --accent-soft: rgba(43, 76, 155, 0.12);
  --danger: #9b1b30;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(28, 26, 23, 0.08);
  --header-h: auto;
  --stage-paper: #fffcf7;
  --stage-noise: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.06'/%3E%3C/svg%3E");
}

body[data-mode="gouache"] {
  --bg: #ebe8e2;
  --bg-elevated: #f7f5f0;
  --accent: #6b3a5c;
  --accent-soft: rgba(107, 58, 92, 0.12);
  --stage-paper: #f5f2ea;
}

body[data-mode="acrylic"] {
  --bg: #e8e4dc;
  --bg-elevated: #f4f1ea;
  --accent: #8a3b1e;
  --accent-soft: rgba(138, 59, 30, 0.12);
  --stage-paper: #e8dcc8;
}

body[data-mode="oil"] {
  --bg: #e6e0d4;
  --bg-elevated: #f3efe6;
  --accent: #5c3d1e;
  --accent-soft: rgba(92, 61, 30, 0.14);
  --stage-paper: #e0d4bc;
}

body[data-mode="ink"] {
  --bg: #e8eaed;
  --bg-elevated: #f6f7f9;
  --accent: #1a2e4a;
  --accent-soft: rgba(26, 46, 74, 0.12);
  --stage-paper: #fffcf7;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100dvh;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink);
  background:
    var(--stage-noise),
    radial-gradient(1200px 600px at 10% -10%, rgba(43, 76, 155, 0.08), transparent 55%),
    radial-gradient(900px 500px at 100% 0%, rgba(196, 92, 38, 0.07), transparent 50%),
    var(--bg);
  transition: background-color 0.25s ease, color 0.2s ease;
}

body[data-mode="gouache"] {
  background:
    var(--stage-noise),
    radial-gradient(1000px 500px at 0% 0%, rgba(107, 58, 92, 0.1), transparent 50%),
    radial-gradient(800px 400px at 100% 20%, rgba(196, 92, 38, 0.06), transparent 45%),
    var(--bg);
}

body[data-mode="acrylic"] {
  background:
    var(--stage-noise),
    radial-gradient(1000px 500px at 0% 0%, rgba(138, 59, 30, 0.1), transparent 50%),
    radial-gradient(800px 400px at 100% 20%, rgba(43, 76, 155, 0.06), transparent 45%),
    var(--bg);
}

body[data-mode="oil"] {
  background:
    var(--stage-noise),
    radial-gradient(1000px 500px at 10% 0%, rgba(92, 61, 30, 0.12), transparent 50%),
    radial-gradient(800px 400px at 100% 10%, rgba(180, 140, 60, 0.08), transparent 45%),
    var(--bg);
}

body[data-mode="ink"] {
  background:
    var(--stage-noise),
    radial-gradient(1000px 500px at 0% 0%, rgba(26, 46, 74, 0.1), transparent 50%),
    radial-gradient(800px 400px at 100% 20%, rgba(80, 80, 90, 0.06), transparent 45%),
    var(--bg);
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--ink);
  color: #fff;
  padding: 0.5rem 1rem;
  z-index: 100;
}

.skip-link:focus {
  left: 0.5rem;
  top: 0.5rem;
}

/* Header */
.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1rem;
  padding: 1rem 1rem 0.65rem;
  padding-left: max(1rem, env(safe-area-inset-left));
  padding-right: max(1rem, env(safe-area-inset-right));
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 480px) {
  .site-header {
    flex-direction: column;
    align-items: stretch;
  }

  .mode-toggle {
    width: 100%;
  }

  .mode-btn {
    flex: 1;
    text-align: center;
    min-height: 44px;
  }
}

.brand h1 {
  margin: 0;
  font-family: var(--font-display);
  font-size: clamp(1.6rem, 3vw, 2rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.tagline {
  margin: 0.15rem 0 0;
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.mode-toggle {
  display: inline-flex;
  flex-wrap: nowrap;
  gap: 2px;
  padding: 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: var(--shadow);
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.mode-toggle::-webkit-scrollbar {
  display: none;
}

.mode-btn {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font: inherit;
  font-weight: 600;
  font-size: 0.82rem;
  padding: 0.5rem 0.75rem;
  min-height: 44px;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
  white-space: nowrap;
  flex-shrink: 0;
}

@media (min-width: 720px) {
  .mode-btn {
    font-size: 0.9rem;
    padding: 0.55rem 0.95rem;
  }
}

.mode-btn.is-active {
  background: var(--ink);
  color: #fff;
}

.mode-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* Layout */
.layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.85rem;
  padding: 0.65rem 1rem 2.5rem;
  padding-left: max(1rem, env(safe-area-inset-left));
  padding-right: max(1rem, env(safe-area-inset-right));
  padding-bottom: max(2.5rem, env(safe-area-inset-bottom));
  max-width: 1200px;
  margin: 0 auto;
}

@media (min-width: 900px) {
  .layout {
    grid-template-columns: 1fr 1.15fr;
    grid-template-areas:
      "palette mixer"
      "glaze mixer"
      "reference reference"
      "tools tools";
    align-items: start;
  }

  .palette-panel { grid-area: palette; }
  .mixer-panel { grid-area: mixer; }
  .glaze-panel { grid-area: glaze; }
  .reference-panel { grid-area: reference; }
  .tools-panel { grid-area: tools; }
}

.sister-link {
  margin: 0.4rem 0 0;
  font-size: 0.8rem;
  color: var(--ink-muted);
  max-width: 28rem;
  line-height: 1.4;
}

.sister-link a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.sister-link a:hover {
  text-decoration: underline;
}

/* Reference: wheel + value strip */
.ref-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-top: 0.5rem;
}

@media (min-width: 720px) {
  .ref-grid {
    grid-template-columns: minmax(240px, 300px) 1fr;
    align-items: start;
  }
}

.ref-subhead {
  margin: 0 0 0.5rem;
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
}

.wheel-stage {
  position: relative;
  width: min(100%, 280px);
  margin: 0 auto;
  aspect-ratio: 1;
}

#hue-wheel {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 50%;
  cursor: crosshair;
  box-shadow: 0 4px 20px rgba(28, 26, 23, 0.12);
  touch-action: none;
}

.wheel-readout {
  margin: 0.55rem 0 0.25rem;
  font-size: 0.88rem;
  font-weight: 600;
  text-align: center;
  min-height: 1.3em;
}

.wheel-suggestions {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-top: 0.5rem;
}

.wheel-sug {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(255, 255, 255, 0.55);
  font-size: 0.82rem;
  cursor: pointer;
  text-align: left;
  font: inherit;
  color: inherit;
  width: 100%;
}

.wheel-sug:hover {
  border-color: rgba(28, 26, 23, 0.25);
}

.wheel-sug .mini {
  width: 22px;
  height: 22px;
  border-radius: 6px;
  border: 1px solid var(--line);
  flex-shrink: 0;
}

.value-strip {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 0.35rem;
  margin-top: 0.5rem;
}

.value-step {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  min-width: 0;
}

.value-step .chip {
  aspect-ratio: 1;
  border-radius: 10px;
  border: 1px solid var(--line);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.35);
}

.value-step .lbl {
  font-size: 0.65rem;
  color: var(--ink-muted);
  text-align: center;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  line-height: 1.2;
}

.temp-chip {
  display: inline-flex;
  margin-top: 0.75rem;
  padding: 0.35rem 0.7rem;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 600;
  background: var(--accent-soft);
  color: var(--accent);
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 0.5rem;
  align-items: center;
  margin-top: 0.5rem;
}

.footer-links a {
  color: var(--accent);
  font-weight: 600;
  text-decoration: none;
}

.footer-links a:hover {
  text-decoration: underline;
}

/* Panels */
.panel {
  background: var(--bg-elevated);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1rem 1.1rem 1.15rem;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem 0.75rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

@media (max-width: 480px) {
  .palette-panel .panel-head {
    flex-direction: column;
    align-items: stretch;
  }

  .palette-panel .tabs {
    width: 100%;
  }
}

.panel-head h2,
.tool-card h3 {
  margin: 0;
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
}

.hint,
.micro {
  margin: 0.35rem 0 0;
  color: var(--ink-muted);
  font-size: 0.82rem;
  line-height: 1.45;
}

.empty-state {
  margin: 0.5rem 0;
  padding: 0.75rem;
  border: 1px dashed var(--line);
  border-radius: var(--radius-sm);
  color: var(--ink-muted);
  font-size: 0.9rem;
  text-align: center;
}

.hidden,
[hidden] {
  display: none !important;
}

/* Tabs */
.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.tab {
  appearance: none;
  border: 1px solid transparent;
  background: transparent;
  color: var(--ink-muted);
  font: inherit;
  font-size: 0.82rem;
  font-weight: 600;
  padding: 0.5rem 0.75rem;
  min-height: 40px;
  border-radius: 999px;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.tab.is-active {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: transparent;
}

.tab:focus-visible {
  outline: 2px solid var(--accent);
}

/* Brands */
.brands-panel {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.brands-panel .brand-select-label {
  margin-top: 0;
}

#brand-select {
  width: 100%;
  min-height: 44px;
  font-size: 0.92rem;
}

.brand-meta {
  margin: 0.15rem 0 0.5rem;
  font-size: 0.8rem;
  color: var(--ink-muted);
  line-height: 1.4;
}

.swatch-btn .label .pigment {
  display: block;
  font-weight: 500;
  color: var(--ink-muted);
  font-size: 0.62rem;
  margin-top: 0.1rem;
}

/* Palette */
.palette-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(76px, 1fr));
  gap: 0.5rem;
}

@media (max-width: 380px) {
  .palette-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.swatch-btn {
  appearance: none;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0;
  background: var(--bg);
  cursor: pointer;
  overflow: hidden;
  text-align: left;
  transition: transform 0.12s, box-shadow 0.12s;
  min-height: 92px;
  display: flex;
  flex-direction: column;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.swatch-btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(28, 26, 23, 0.1);
}

.swatch-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.swatch-btn .chip {
  flex: 1;
  min-height: 42px;
}

.swatch-btn .label {
  display: block;
  padding: 0.35rem 0.4rem 0.45rem;
  font-size: 0.68rem;
  line-height: 1.25;
  color: var(--ink);
  font-weight: 600;
}

.custom-palette .field-label {
  margin-top: 0.5rem;
}

.row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.65rem;
}

/* Fields */
.field-label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--ink-muted);
  margin-top: 0.65rem;
}

.field-label:first-child {
  margin-top: 0;
}

input[type="text"],
input[type="color"],
select {
  font: inherit;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 0.5rem 0.65rem;
}

input[type="color"] {
  height: 42px;
  padding: 0.25rem;
  cursor: pointer;
}

input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
}

.value-readout {
  margin-left: auto;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.field-label {
  flex-direction: row;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
}

.field-label input[type="range"],
.field-label + input[type="range"] {
  width: 100%;
}

.control-block > input[type="range"] {
  display: block;
  width: 100%;
  margin: 0.25rem 0 0.5rem;
}

/* Buttons */
.btn {
  appearance: none;
  border: 1px solid transparent;
  border-radius: 999px;
  font: inherit;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 0.55rem 0.95rem;
  min-height: 40px;
  cursor: pointer;
  transition: background 0.15s, border-color 0.15s, opacity 0.15s;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

@media (max-width: 480px) {
  .row-actions {
    flex-direction: column;
  }

  .row-actions .btn {
    width: 100%;
    justify-content: center;
  }

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

  .glaze-preview-wrap {
    grid-template-columns: 1fr;
  }

  .glaze-preview {
    width: 100%;
    height: 88px;
  }

  .tools-grid {
    grid-template-columns: 1fr !important;
  }

  .mix-slot {
    grid-template-columns: 40px 1fr auto;
    gap: 0.45rem;
  }

  .recipe {
    word-break: break-word;
  }

  input[type="range"] {
    min-height: 28px;
  }
}

.btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-primary {
  background: var(--ink);
  color: #fff;
}

.btn-primary:hover:not(:disabled) {
  background: #000;
}

.btn-secondary {
  background: var(--accent-soft);
  color: var(--accent);
  border-color: transparent;
}

.btn-secondary:hover:not(:disabled) {
  filter: brightness(0.97);
}

.btn-ghost {
  background: transparent;
  color: var(--ink-muted);
  border-color: var(--line);
}

.btn-ghost:hover:not(:disabled) {
  color: var(--ink);
  border-color: rgba(28, 26, 23, 0.25);
}

.btn-sm {
  font-size: 0.78rem;
  padding: 0.35rem 0.7rem;
}

.btn-danger-text {
  color: var(--danger);
}

/* Mix slots */
.mix-slots {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.mix-slot {
  display: grid;
  grid-template-columns: 44px 1fr auto;
  gap: 0.65rem;
  align-items: center;
  padding: 0.55rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.55);
}

.mix-slot .slot-chip {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  border: 1px solid var(--line);
}

.mix-slot .slot-meta {
  min-width: 0;
}

.mix-slot .slot-name {
  font-weight: 600;
  font-size: 0.9rem;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.mix-slot .slot-parts {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.mix-slot .slot-parts input[type="range"] {
  flex: 1;
}

.mix-slot .parts-val {
  font-variant-numeric: tabular-nums;
  font-size: 0.8rem;
  color: var(--ink-muted);
  min-width: 3.2rem;
  text-align: right;
}

.mix-slot .remove-slot {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--ink-muted);
  font-size: 1.2rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem;
  border-radius: 6px;
}

.mix-slot .remove-slot:hover {
  color: var(--danger);
  background: rgba(155, 27, 48, 0.08);
}

/* Result */
.result-block {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-top: 1rem;
}

@media (min-width: 520px) {
  .result-block {
    grid-template-columns: 160px 1fr;
    align-items: stretch;
  }
}

.swatch-stage {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid var(--line);
  min-height: 140px;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.4);
}

.swatch-ground {
  position: absolute;
  inset: 0;
  background: var(--stage-paper);
  background-image: var(--stage-noise);
}

.swatch-result {
  position: absolute;
  inset: 12%;
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.12);
  transition: background-color 0.12s ease, opacity 0.12s ease;
}

.hex-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
}

.hex-row code,
#glaze-hex,
#sample-hex {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.rgb-line,
.recipe {
  margin: 0.35rem 0 0;
  color: var(--ink-muted);
  font-size: 0.88rem;
}

.recipe {
  color: var(--ink);
  font-size: 0.9rem;
  line-height: 1.45;
}

.compare-strip {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.65rem;
  margin-top: 1rem;
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.compare-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--ink-muted);
  font-weight: 600;
}

.compare-swatch {
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--line);
}

/* Glaze */
.glaze-layers {
  list-style: none;
  margin: 0.75rem 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.glaze-layer {
  display: grid;
  grid-template-columns: 36px 1fr auto;
  gap: 0.55rem;
  align-items: center;
  padding: 0.5rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.5);
}

.glaze-layer .layer-chip {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  border: 1px solid var(--line);
}

.glaze-layer .layer-name {
  font-weight: 600;
  font-size: 0.85rem;
}

.glaze-layer .layer-controls {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.glaze-layer .layer-controls input[type="range"] {
  flex: 1;
}

.glaze-preview-wrap {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 0.75rem;
  align-items: center;
  margin-top: 0.5rem;
}

.glaze-preview {
  width: 100px;
  height: 100px;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.glaze-preview-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

/* Tools */
.tools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

@media (min-width: 720px) {
  .tools-grid {
    grid-template-columns: 1.2fr 0.9fr 0.9fr;
  }
}

.tool-card {
  padding: 0.85rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.4);
}

.tool-card h3 {
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.file-btn {
  display: inline-flex;
  margin-top: 0.55rem;
  cursor: pointer;
}

#photo-canvas {
  display: block;
  width: 100%;
  max-width: 360px;
  height: auto;
  margin-top: 0.65rem;
  border-radius: 10px;
  border: 1px solid var(--line);
  cursor: crosshair;
  background: #ddd;
}

.sample-row {
  display: flex;
  gap: 0.75rem;
  align-items: center;
  margin-top: 0.55rem;
}

.sample-swatch {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: #eee;
}

.match-suggestions {
  margin-top: 0.65rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.match-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.82rem;
  padding: 0.4rem;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.6);
  border: 1px solid var(--line);
}

.match-row .mini {
  width: 22px;
  height: 22px;
  border-radius: 5px;
  border: 1px solid var(--line);
  flex-shrink: 0;
}

.tip-card {
  margin-top: 0.4rem;
  padding: 0.75rem;
  border-radius: 10px;
  background: var(--accent-soft);
  border: 1px solid transparent;
  min-height: 5.5rem;
}

.tip-card p {
  margin: 0;
  font-size: 0.9rem;
  line-height: 1.45;
}

.history-list {
  list-style: none;
  margin: 0.5rem 0;
  padding: 0;
  max-height: 220px;
  overflow: auto;
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.history-item {
  display: grid;
  grid-template-columns: 28px 1fr auto;
  gap: 0.45rem;
  align-items: center;
  padding: 0.35rem;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.55);
  cursor: pointer;
  text-align: left;
  font: inherit;
  width: 100%;
  color: inherit;
}

.history-item:hover {
  border-color: rgba(28, 26, 23, 0.25);
}

.history-item .h-chip {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  border: 1px solid var(--line);
}

.history-item .h-text {
  font-size: 0.78rem;
  line-height: 1.3;
  color: var(--ink-muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* Footer */
.site-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1rem 2rem;
  padding-left: max(1rem, env(safe-area-inset-left));
  padding-right: max(1rem, env(safe-area-inset-right));
  color: var(--ink-muted);
  font-size: 0.8rem;
}

/* Prevent iOS input zoom without breaking desktop */
@media (max-width: 480px) {
  select,
  input[type="text"],
  input[type="color"] {
    font-size: 16px;
  }
}

.site-footer a {
  color: var(--accent);
}

.footer-host {
  margin-top: 0.25rem;
  opacity: 0.75;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  background: var(--ink);
  color: #fff;
  padding: 0.55rem 1rem;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 600;
  z-index: 50;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition: none !important;
  }
}