:root {
  --bg: #fdf6ee;
  --panel: #ffffff;
  --text: #2b2433;
  --muted: #74697f;
  --border: #eadfd3;
  --accent: #e8467a;
  --accent-hover: #d13368;
  --accent-soft: #ffe3ec;
  --field: #fffaf5;
  --warn: #b25a00;
  --shadow: 0 8px 30px rgba(60, 30, 50, 0.08);
  --cell: 18px;
  --emoji-font: "Apple Color Emoji", "Segoe UI Emoji", "Noto Color Emoji", "Twemoji Mozilla", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1b1720;
    --panel: #26212d;
    --text: #f3eef8;
    --muted: #a99fb4;
    --border: #3a3343;
    --accent: #ff6f97;
    --accent-hover: #ff8aab;
    --accent-soft: #4a2735;
    --field: #1f1b25;
    --warn: #ffb45c;
    --shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  }
}

* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.5;
}

.app {
  max-width: 980px;
  margin: 0 auto;
  padding: 32px 16px 64px;
}

.header {
  text-align: center;
  margin-bottom: 24px;
}

.header h1 {
  margin: 0;
  font-size: clamp(1.8rem, 5vw, 2.6rem);
}

.tagline {
  margin: 4px 0 0;
  color: var(--muted);
}

/* ---------- panels ---------- */

.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 20px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}

.panel h2 {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-size: 1.15rem;
}

.panel-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.step {
  display: inline-grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: #fff;
  font-size: 0.9rem;
  flex: none;
}

.optional {
  font-weight: 500;
  color: var(--muted);
  font-size: 0.8rem;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
  min-width: 0;
}

.label {
  font-weight: 600;
  font-size: 0.9rem;
}

.label small {
  font-weight: 500;
  color: var(--muted);
}

.hint {
  color: var(--muted);
  font-size: 0.88rem;
  margin: 8px 0 0;
}

.hint:empty {
  display: none;
}

.warn {
  color: var(--warn);
  font-weight: 600;
}

code,
kbd {
  font-size: 0.85em;
  background: var(--field);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0 4px;
}

/* ---------- inputs ---------- */

textarea,
input[type="text"],
select {
  width: 100%;
  font: inherit;
  color: var(--text);
  background: var(--field);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
}

textarea {
  display: block;
  resize: vertical;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.emoji-input {
  display: flex;
  gap: 8px;
}

.emoji-input input,
.char-row input {
  font-family: var(--emoji-font), system-ui, sans-serif;
  font-size: 1.25rem;
  padding: 6px 12px;
}

.inline {
  display: flex;
  align-items: center;
  gap: 8px;
}

.small-input {
  max-width: 90px;
  text-align: center;
  font-family: var(--emoji-font), system-ui, sans-serif;
}

input[type="range"] {
  flex: 1;
  min-width: 0;
  accent-color: var(--accent);
}

textarea:focus-visible,
input:focus-visible,
select:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ---------- buttons ---------- */

button {
  font: inherit;
  color: inherit;
  cursor: pointer;
}

.btn {
  font-weight: 600;
  color: #fff;
  background: var(--accent);
  border: none;
  border-radius: 10px;
  padding: 10px 18px;
}

.btn:hover {
  background: var(--accent-hover);
}

.btn.secondary {
  color: var(--text);
  background: var(--field);
  border: 1px solid var(--border);
}

.btn.secondary:hover {
  border-color: var(--accent);
}

.btn.small {
  padding: 4px 12px;
  font-size: 0.9rem;
}

.icon-btn,
.chip {
  flex: none;
  white-space: nowrap;
  background: var(--field);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 8px 12px;
}

.icon-btn:hover,
.chip:hover {
  border-color: var(--accent);
}

.icon-btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.chip[aria-pressed="true"] {
  background: var(--accent-soft);
  border-color: var(--accent);
  font-weight: 600;
}

.link-btn {
  background: none;
  border: none;
  color: var(--accent);
  font-weight: 600;
  padding: 4px 6px;
  border-radius: 6px;
  white-space: nowrap;
}

.link-btn:hover {
  text-decoration: underline;
}

.segmented {
  display: inline-flex;
  flex-wrap: wrap;
  background: var(--field);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 3px;
  gap: 3px;
}

.segmented button {
  flex: 1 1 auto;
  background: none;
  border: none;
  border-radius: 7px;
  padding: 6px 12px;
  font-size: 0.92rem;
  white-space: nowrap;
}

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

.segmented button[aria-checked="true"] {
  background: var(--accent);
  color: #fff;
  font-weight: 600;
}

/* ---------- text ideas & counter ---------- */

.counter {
  color: var(--muted);
  font-size: 0.85rem;
  font-variant-numeric: tabular-nums;
}

.counter.full {
  color: var(--warn);
  font-weight: 700;
}

.ideas {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 10px;
}

.ideas .chip {
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
}

/* ---------- presets & options ---------- */

.presets {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}

.preset {
  font-family: var(--emoji-font), system-ui, sans-serif;
  font-size: 1.05rem;
  background: var(--field);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 12px;
}

.preset:hover {
  border-color: var(--accent);
}

.options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0 20px;
}

.options .segmented {
  display: flex;
  flex-wrap: nowrap;
}

.options .segmented button {
  flex: 1 1 0;
  padding-inline: 8px;
}

.options .segmented.platforms {
  flex-wrap: wrap;
}

.options .segmented.platforms button {
  flex: 1 1 auto;
}

/* ---------- per-character list ---------- */

.char-list {
  display: grid;
  gap: 8px;
  margin-top: 12px;
}

.char-empty {
  color: var(--muted);
  margin: 0;
}

.char-row {
  display: grid;
  grid-template-columns: 44px minmax(140px, 1fr) auto auto auto;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--field);
}

.char-row.customized {
  border-color: var(--accent);
  background: var(--accent-soft);
}

.char-badge {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: var(--panel);
  border: 1px solid var(--border);
  font-weight: 800;
  font-size: 1.4rem;
}

.char-row input {
  background: var(--panel);
}

.row-depth {
  display: flex;
  align-items: center;
  gap: 8px;
}

.row-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--muted);
}

.char-row .segmented {
  background: var(--panel);
}

.char-row .segmented button {
  padding: 5px 10px;
  flex: none;
}

/* keep every row's depth control the same width so rows line up */
.char-row .segmented button[aria-checked="true"] {
  font-weight: inherit;
}

.char-reset {
  visibility: hidden;
}

.char-row.customized .char-reset {
  visibility: visible;
}

/* ---------- output ---------- */

.result-options {
  margin-bottom: 4px;
}

.output {
  overflow: auto;
  max-height: 75vh;
  padding: 16px;
  background: var(--field);
  border: 1px dashed var(--border);
  border-radius: 12px;
  min-height: 140px;
}

.art {
  display: inline-block;
  font-family: var(--emoji-font);
}

.art-row {
  display: flex;
  height: var(--cell);
}

.art-row span {
  flex: none;
  width: var(--cell);
  height: var(--cell);
  font-size: calc(var(--cell) * 0.82);
  line-height: var(--cell);
  text-align: center;
}

.art-row .blank {
  opacity: 0.55;
}

.empty {
  color: var(--muted);
  margin: 0;
}

.stats {
  color: var(--muted);
  font-size: 0.85rem;
  margin: 10px 0 0;
}

/* ---------- share ---------- */

.notice {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 16px;
  margin: 0 0 14px;
  padding: 12px 14px;
  border: 1px solid var(--warn);
  border-radius: 12px;
  color: var(--text);
  background: color-mix(in srgb, var(--warn) 12%, transparent);
  font-size: 0.92rem;
}

.notice span::before {
  content: "⚠️ ";
}

.share-actions .btn {
  padding: 12px 22px;
}

.secondary-actions {
  margin-top: 10px;
}

/* ---------- phone action bar ---------- */

.mobile-bar {
  display: none;
}

@media (max-width: 640px) {
  body {
    padding-bottom: 76px; /* room for the bar */
  }

  .mobile-bar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 15;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
    background: var(--panel);
    border-top: 1px solid var(--border);
    box-shadow: 0 -6px 20px rgba(0, 0, 0, 0.12);
  }

  body.typing .mobile-bar {
    display: none;
  }

  .mobile-status {
    flex: 1;
    min-width: 0;
    font-size: 0.85rem;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .mobile-bar .btn {
    flex: none;
    padding: 8px 14px;
  }
}

.tune {
  margin-top: 16px;
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

.tune summary {
  cursor: pointer;
  font-weight: 600;
  color: var(--accent);
}

.tune-steps {
  margin: 12px 0 0;
  padding-left: 22px;
  display: grid;
  gap: 10px;
}

.tune-steps .segmented {
  margin-top: 8px;
}

/* 21 fine steps: three even rows of 7 */
.segmented.spacing {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  max-width: 340px;
}

.segmented.spacing button {
  padding-inline: 4px;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* ---------- emoji picker ---------- */

.picker {
  position: absolute;
  z-index: 20;
  width: min(360px, calc(100vw - 32px));
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 14px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.2);
  padding: 10px;
}

.picker-head {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.picker-preview {
  flex: 1;
  min-width: 0;
  min-height: 1.6em;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  font-family: var(--emoji-font);
  font-size: 1.2rem;
}

.picker-preview:empty::before {
  content: "Nothing picked yet";
  font-family: system-ui, sans-serif;
  font-size: 0.85rem;
  color: var(--muted);
}

.picker-body {
  max-height: 260px;
  overflow-y: auto;
  padding-top: 6px;
}

.picker-group h3 {
  margin: 8px 2px 4px;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.picker-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 2px;
}

.picker-grid button {
  aspect-ratio: 1;
  background: none;
  border: none;
  border-radius: 8px;
  font-family: var(--emoji-font);
  font-size: 1.35rem;
  line-height: 1;
  padding: 0;
}

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

.picker-tip {
  margin: 8px 2px 0;
  font-size: 0.75rem;
  color: var(--muted);
}

/* ---------- toast ---------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: 24px;
  z-index: 30;
  transform: translate(-50%, 20px);
  background: var(--text);
  color: var(--bg);
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---------- small screens ---------- */

@media (max-width: 640px) {
  .panel {
    padding: 16px;
  }

  .char-row {
    grid-template-columns: 44px 1fr auto;
    grid-template-areas:
      "badge input pick"
      "depth depth reset";
  }

  .char-badge {
    grid-area: badge;
  }

  .char-row input {
    grid-area: input;
  }

  .char-row .icon-btn {
    grid-area: pick;
  }

  .char-row .row-depth {
    grid-area: depth;
    justify-self: start;
  }

  .char-reset {
    grid-area: reset;
  }

  .actions,
  .actions .btn {
    width: 100%;
  }

  /* above the phone action bar */
  .toast {
    bottom: calc(84px + env(safe-area-inset-bottom));
    max-width: calc(100vw - 32px);
    text-align: center;
  }
}