/* dottist — Dot-by-Letter color guide
   Theme: dark / antique-gold color-key design, mobile-first */

:root {
  --bg: #000000;
  --surface: #0c0c0e;
  --plate: #141418;
  --plate-border: #26262c;
  --gold: #c9992e;
  --gold-soft: #e0b552;
  --cream: #f0e6d2;
  --text: #f0e6d2;
  --muted: #9a9a9a;
  --faint: #6e6e6e;
  --divider: #2b2b2b;
  --swatch-border: #4d4d4d;
  --ring: #bfbfbf;
  --radius: 14px;
  --tap: 44px;
  --maxw: 680px;
  --pad: 20px;
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, system-ui,
    "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: var(--gold-soft); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad) 64px;
}

/* ---- top bar ---- */
.topbar {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 14px var(--pad) 10px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.topbar { padding-top: 16px; }
.topbar .brand { display: flex; align-items: center; gap: 8px; min-width: 0; }
.topbar .brand img { height: 42px; width: auto; display: block; }
@media (min-width: 640px) { .topbar .brand img { height: 64px; } }
@media (min-width: 960px) { .topbar .brand img { height: 76px; } }
.pagechip {
  flex: none;
  font-size: 13px;
  color: var(--faint);
  border: 1px solid var(--divider);
  border-radius: 999px;
  padding: 4px 10px;
  white-space: nowrap;
}

/* ---- header block ---- */
.head { padding-top: 6px; }
.head h1 {
  font-size: 26px;
  line-height: 1.2;
  margin: 8px 0 10px;
  font-weight: 600;
  letter-spacing: 0.2px;
}
.kicker {
  display: block;
  color: var(--gold);
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 3px;
  margin-bottom: 6px;
}
.instr {
  color: var(--muted);
  font-size: 14px;
  margin: 0 0 16px;
}
.divider {
  border: 0;
  border-top: 1px solid var(--divider);
  margin: 16px 0 20px;
}

/* ---- column headers ---- */
.colhead {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 4px 10px;
  color: var(--faint);
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
}
.colhead .c-name { flex: 1; }
.colhead .c-code { width: var(--tap); text-align: center; }

/* ---- color rows ---- */
.rows { display: flex; flex-direction: column; gap: 12px; }

.row {
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--plate);
  border: 1px solid var(--plate-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  width: 100%;
  text-align: left;
  color: inherit;
  font: inherit;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.row:active { transform: scale(0.995); }
.row:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }

.swatch {
  flex: none;
  width: 76px;
  height: 46px;
  border-radius: 10px;
  border: 1.5px solid var(--swatch-border);
}
.row .meta { flex: 1; min-width: 0; }
.row .name {
  font-size: 18px;
  color: var(--cream);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.row .hex {
  font-size: 12px;
  color: var(--faint);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}
.badge {
  flex: none;
  width: var(--tap);
  height: var(--tap);
  border-radius: 999px;
  border: 2px solid var(--ring);
  display: grid;
  place-items: center;
  font-weight: 700;
  font-size: 17px;
  color: #ffffff;
}

/* ---- CTA / buttons ---- */
.btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 52px;
  padding: 14px 20px;
  border-radius: var(--radius);
  background: var(--gold);
  color: #1a1206;
  font-weight: 700;
  font-size: 16px;
  border: 0;
  width: 100%;
  cursor: pointer;
}
.btn:hover { text-decoration: none; background: var(--gold-soft); }
.btn.ghost {
  background: transparent;
  color: var(--cream);
  border: 1px solid var(--plate-border);
}
.spacer-lg { height: 28px; }
.spacer-sm { height: 14px; }

/* ---- disclosure panel ---- */
details.panel {
  margin-top: 22px;
  border: 1px solid var(--plate-border);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
details.panel > summary {
  list-style: none;
  cursor: pointer;
  padding: 14px 16px;
  font-size: 14px;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
details.panel > summary::-webkit-details-marker { display: none; }
details.panel > summary::after { content: "＋"; color: var(--faint); }
details.panel[open] > summary::after { content: "－"; }
details.panel .body { padding: 0 16px 16px; }
details.panel .body img {
  width: 100%;
  border-radius: 10px;
  background: #fff;
  display: block;
}

/* ---- footer ---- */
.foot {
  max-width: var(--maxw);
  margin: 40px auto 0;
  padding: 22px var(--pad) 40px;
  border-top: 1px solid var(--divider);
  color: var(--faint);
  font-size: 13px;
  text-align: center;
}
.foot a { color: var(--muted); }

/* ---- home ---- */
.hero { padding: 30px 0 8px; }
.hero .slogan {
  font-size: clamp(24px, 6.6vw, 36px);
  line-height: 1.22;
  font-weight: 600;
  letter-spacing: 0.2px;
  color: var(--cream);
  margin: 0 0 12px;
}
.hero .sub { color: var(--muted); font-size: 15px; margin: 0 0 22px; max-width: 46ch; }
.hero-art { margin: 22px 0 4px; display: flex; justify-content: center; }
.beadsvg { width: min(240px, 66vw); height: auto; overflow: visible; }
.bead {
  transform-box: fill-box;
  transform-origin: center;
  animation: bead-float calc(5.5s + var(--i) * 0.7s) ease-in-out infinite;
  animation-delay: calc(var(--i) * -1.3s);
}
@keyframes bead-float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-9px) rotate(3deg); }
}
@media (min-width: 760px) {
  .hero {
    display: grid;
    grid-template-columns: 1fr clamp(220px, 32%, 300px);
    gap: 30px;
    align-items: center;
    padding: 44px 0 16px;
  }
  .hero-art { margin: 0; }
  .beadsvg { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  .bead { animation: none; }
}

.section-title {
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  font-weight: 700;
  margin: 30px 0 14px;
}

.cards { display: flex; flex-direction: column; gap: 14px; }
.card {
  display: flex;
  gap: 14px;
  align-items: center;
  background: var(--plate);
  border: 1px solid var(--plate-border);
  border-radius: var(--radius);
  padding: 12px;
  color: inherit;
}
.card:hover { text-decoration: none; border-color: var(--swatch-border); }
.card img {
  flex: none;
  width: 72px;
  height: 72px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
}
.card .t { font-size: 17px; color: var(--cream); }
.card .s { font-size: 13px; color: var(--muted); }
.card .chev { margin-left: auto; color: var(--faint); font-size: 20px; }

/* ---- free coloring pages ---- */
.freeintro { color: var(--muted); font-size: 14px; margin: -6px 0 16px; }
.freegrid { display: flex; flex-direction: column; gap: 14px; }
.freecard {
  display: flex;
  flex-direction: column;
  background: var(--plate);
  border: 1px solid var(--plate-border);
  border-radius: var(--radius);
  padding: 12px;
}
.freecard img {
  width: 100%;
  height: 150px;
  object-fit: contain;
  background: #fff;
  border-radius: 10px;
  margin-bottom: 10px;
}
.fc-body { min-width: 0; display: flex; flex-direction: column; gap: 3px; }
.fc-body .t { font-size: 17px; color: var(--cream); }
.fc-body .s { font-size: 13px; color: var(--muted); }
.fc-actions { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }
.btn.sm {
  width: auto;
  min-height: 42px;
  padding: 9px 16px;
  font-size: 14px;
  display: inline-flex;
  flex: 1 1 auto;
}
@media (min-width: 620px) {
  .freegrid { display: grid; grid-template-columns: repeat(3, 1fr); }
}

/* ---- palette grid ---- */
.note {
  background: var(--surface);
  border: 1px solid var(--plate-border);
  border-radius: var(--radius);
  padding: 14px 16px;
  color: var(--muted);
  font-size: 14px;
  margin-bottom: 18px;
}
.note b { color: var(--cream); font-weight: 600; }

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.tile {
  border-radius: var(--radius);
  border: 1px solid var(--plate-border);
  overflow: hidden;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  text-align: left;
  padding: 0;
  font: inherit;
  -webkit-tap-highlight-color: transparent;
}
.tile:active { transform: scale(0.99); }
.tile:focus-visible { outline: 2px solid var(--gold); outline-offset: 2px; }
.tile .fill {
  min-height: 92px;
  display: flex;
  align-items: flex-start;
  padding: 10px 12px;
  font-size: 30px;
  font-weight: 800;
  line-height: 1;
}
.tile .cap {
  background: var(--plate);
  padding: 9px 12px 10px;
  color: var(--cream);
  border-top: 1px solid var(--plate-border);
}
.tile .cap .n { font-size: 13px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tile .cap .h {
  font-size: 11px;
  color: var(--faint);
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

/* ---- toast ---- */
.toast {
  position: fixed;
  left: 50%;
  bottom: 26px;
  transform: translateX(-50%) translateY(20px);
  background: var(--cream);
  color: #1a1206;
  padding: 10px 18px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.18s, transform 0.18s;
  z-index: 50;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---- FAQ ---- */
.faq { display: flex; flex-direction: column; gap: 10px; }
.faq details {
  border: 1px solid var(--plate-border);
  border-radius: var(--radius);
  background: var(--plate);
  padding: 4px 4px;
}
.faq summary {
  cursor: pointer;
  padding: 12px 14px;
  font-size: 15px;
  color: var(--cream);
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }
.faq details[open] summary { color: var(--gold); }
.faq p { margin: 0 14px 14px; color: var(--muted); font-size: 14px; }

.prose p { color: var(--muted); font-size: 15px; }
.prose h2 { font-size: 17px; color: var(--cream); margin: 26px 0 8px; }

@media (min-width: 560px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .head h1 { font-size: 30px; }
}
@media (min-width: 680px) {
  .grid { grid-template-columns: repeat(4, 1fr); }
}

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