/* ============================================================
   中文 — Estudio de Chino
   Estilo: papiro, chino tradicional, limpio
   ============================================================ */

:root {
  --paper: #f3e3c0;
  --paper-deep: #e6d3a6;
  --paper-dark: #c9b386;
  --ink: #2a1d10;
  --ink-soft: #5a4528;
  --vermilion: #c1272d;
  --vermilion-dark: #8b0e14;
  --gold: #b8862a;
  --gold-light: #d8ad3f;
  --jade: #4a7a5a;
  --shadow: rgba(60, 35, 10, 0.18);

  --serif-cn: "Noto Serif SC", "Songti SC", "STSong", serif;
  --brush-cn: "Ma Shan Zheng", "Noto Serif SC", serif;
  --serif-latin: "Cormorant Garamond", "EB Garamond", Georgia, serif;
  --sans-latin: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  font-family: var(--sans-latin);
  color: var(--ink);
  background: var(--paper);
  background-image:
    radial-gradient(ellipse at 20% 10%, rgba(255, 245, 220, 0.7), transparent 60%),
    radial-gradient(ellipse at 80% 90%, rgba(180, 130, 70, 0.18), transparent 55%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='400' height='400'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.45  0 0 0 0 0.32  0 0 0 0 0.15  0 0 0 0.18 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  background-blend-mode: multiply, normal, multiply;
  background-attachment: fixed;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse at center, transparent 55%, rgba(80, 50, 15, 0.22) 100%);
  z-index: 1;
}

/* ----------- Tipografía ----------- */
.cn { font-family: var(--serif-cn); }
.cn-brush { font-family: var(--brush-cn); }
.latin-serif { font-family: var(--serif-latin); }

h1, h2, h3 { font-family: var(--serif-latin); font-weight: 600; color: var(--ink); margin: 0; }

/* ----------- Layout ----------- */
.page {
  position: relative;
  z-index: 2;
  max-width: 1100px;
  margin: 0 auto;
  padding: 2.5rem 1.5rem 4rem;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 0.9rem;
  text-decoration: none;
  color: var(--ink);
}
.brand .logo {
  font-family: var(--brush-cn);
  font-size: 2.2rem;
  color: var(--vermilion);
  line-height: 1;
  text-shadow: 0 1px 0 rgba(255, 240, 200, 0.6);
}
.brand .title { font-family: var(--serif-latin); font-size: 1.1rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-soft); }

/* ----------- Hero ----------- */
.hero {
  text-align: center;
  padding: 1.5rem 0 2.5rem;
  border-bottom: 1px solid var(--paper-dark);
  margin-bottom: 2.5rem;
  position: relative;
}
.hero .hanzi {
  font-family: var(--brush-cn);
  font-size: clamp(5rem, 14vw, 9rem);
  color: var(--vermilion);
  line-height: 1;
  letter-spacing: 0.05em;
  text-shadow: 2px 4px 0 rgba(180, 100, 30, 0.18);
}
.hero .subtitle {
  font-family: var(--serif-latin);
  font-style: italic;
  font-size: 1.3rem;
  color: var(--ink-soft);
  margin-top: 0.6rem;
  letter-spacing: 0.04em;
}
.hero::after {
  content: "";
  display: block;
  width: 80px;
  height: 6px;
  margin: 1.5rem auto 0;
  background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

/* ----------- Cards (home grid) ----------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.tool-card {
  position: relative;
  padding: 1.6rem 1.4rem 1.4rem;
  background: linear-gradient(180deg, rgba(255, 248, 225, 0.85), rgba(232, 210, 165, 0.7));
  border: 1px solid var(--paper-dark);
  border-radius: 4px;
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.6) inset,
    0 6px 18px var(--shadow);
  text-decoration: none;
  color: var(--ink);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
  display: flex;
  flex-direction: column;
  min-height: 220px;
}
.tool-card::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(184, 134, 42, 0.45);
  border-radius: 3px;
  pointer-events: none;
}
.tool-card:hover {
  transform: translateY(-3px);
  box-shadow:
    0 1px 0 rgba(255, 255, 255, 0.6) inset,
    0 12px 28px var(--shadow);
}
.tool-card .card-label {
  font-family: var(--serif-latin);
  font-size: 0.8rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.4rem;
}
.tool-card .card-title-cn {
  font-family: var(--brush-cn);
  color: var(--vermilion);
  font-size: 2.6rem;
  line-height: 1;
  margin-bottom: 0.5rem;
}
.tool-card .card-title {
  font-family: var(--serif-latin);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.tool-card .card-desc {
  color: var(--ink-soft);
  font-size: 0.95rem;
  line-height: 1.4;
  flex: 1;
}
.tool-card .card-preview {
  margin-top: 0.9rem;
  font-family: var(--serif-cn);
  font-size: 1.6rem;
  color: var(--ink);
  letter-spacing: 0.15em;
  word-spacing: 0.1em;
  opacity: 0.85;
}

.tool-card.placeholder {
  opacity: 0.55;
  border-style: dashed;
  cursor: default;
  pointer-events: none;
}
.tool-card.placeholder .card-title-cn { color: var(--ink-soft); }

/* ----------- App container ----------- */
.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}
.app-title { display: flex; flex-direction: column; }
.app-title .cn { font-family: var(--brush-cn); color: var(--vermilion); font-size: 2.2rem; line-height: 1; }
.app-title .es { font-family: var(--serif-latin); font-size: 1.05rem; color: var(--ink-soft); letter-spacing: 0.06em; margin-top: 0.25rem; }

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--serif-latin);
  font-size: 1rem;
  color: var(--ink-soft);
  text-decoration: none;
  border-bottom: 1px dotted var(--ink-soft);
  padding-bottom: 1px;
}
.back-link:hover { color: var(--vermilion); border-color: var(--vermilion); }

/* ----------- Tabs (mode selector) ----------- */
.mode-tabs {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
  margin-bottom: 1.5rem;
  border-bottom: 1px solid var(--paper-dark);
  padding-bottom: 0.6rem;
}
.mode-tab {
  appearance: none;
  background: transparent;
  border: 1px solid transparent;
  font-family: var(--serif-latin);
  font-size: 1rem;
  color: var(--ink-soft);
  padding: 0.55rem 1.1rem;
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s ease;
  letter-spacing: 0.03em;
}
.mode-tab:hover { background: rgba(184, 134, 42, 0.1); color: var(--ink); }
.mode-tab.active {
  background: linear-gradient(180deg, var(--vermilion), var(--vermilion-dark));
  color: #fff8e7;
  border-color: var(--vermilion-dark);
  box-shadow: 0 2px 6px rgba(140, 20, 25, 0.3);
}

/* ----------- Estudiar (grid of words) ----------- */
.word-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.1rem;
}
.word-card {
  background: linear-gradient(180deg, rgba(255, 248, 225, 0.88), rgba(232, 210, 165, 0.75));
  border: 1px solid var(--paper-dark);
  border-radius: 4px;
  padding: 1.1rem 0.8rem 0.9rem;
  text-align: center;
  cursor: pointer;
  box-shadow: 0 4px 12px var(--shadow);
  position: relative;
  transition: transform 0.15s ease;
}
.word-card::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px solid rgba(184, 134, 42, 0.4);
  border-radius: 3px;
  pointer-events: none;
}
.word-card:hover { transform: translateY(-2px); }
.word-card .hanzi {
  font-family: var(--serif-cn);
  font-weight: 600;
  font-size: 3.2rem;
  color: var(--ink);
  line-height: 1;
  margin-bottom: 0.4rem;
}
.word-card .pinyin {
  font-family: var(--serif-latin);
  font-style: italic;
  font-size: 1.1rem;
  color: var(--vermilion);
}
.word-card .meaning {
  font-family: var(--serif-latin);
  font-size: 1rem;
  color: var(--ink-soft);
  margin-top: 0.2rem;
}

/* ----------- Modal / Detail viewer ----------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(40, 25, 10, 0.65);
  backdrop-filter: blur(2px);
  z-index: 50;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-backdrop.open { display: flex; }

.modal {
  background: var(--paper);
  background-image:
    radial-gradient(ellipse at 30% 10%, rgba(255, 245, 220, 0.6), transparent 60%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='300' height='300'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.45  0 0 0 0 0.32  0 0 0 0 0.15  0 0 0 0.15 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  border: 1px solid var(--paper-dark);
  border-radius: 6px;
  padding: 1.5rem;
  max-width: 560px;
  width: 100%;
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}
.modal::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(184, 134, 42, 0.5);
  border-radius: 4px;
  pointer-events: none;
}
.modal-close {
  position: absolute;
  top: 0.6rem;
  right: 0.8rem;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--ink-soft);
  cursor: pointer;
  line-height: 1;
  z-index: 2;
}
.modal-close:hover { color: var(--vermilion); }

.detail-meta {
  text-align: center;
  margin-bottom: 0.8rem;
}
.detail-meta .pinyin {
  font-family: var(--serif-latin);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--vermilion);
}
.detail-meta .meaning {
  font-family: var(--serif-latin);
  font-size: 1.2rem;
  color: var(--ink-soft);
  margin-top: 0.2rem;
}

.writer-stage {
  display: flex;
  justify-content: center;
  margin: 0.5rem 0 1rem;
}
.writer-target {
  background: rgba(255, 248, 225, 0.4);
  border: 1px dashed var(--paper-dark);
  border-radius: 4px;
  touch-action: none;
  -webkit-user-select: none;
  user-select: none;
}

.detail-actions {
  display: flex;
  gap: 0.6rem;
  justify-content: center;
  flex-wrap: wrap;
}

.btn {
  appearance: none;
  font-family: var(--serif-latin);
  font-size: 1rem;
  padding: 0.55rem 1.2rem;
  border-radius: 3px;
  cursor: pointer;
  border: 1px solid var(--paper-dark);
  background: rgba(255, 248, 225, 0.6);
  color: var(--ink);
  transition: all 0.15s ease;
  letter-spacing: 0.03em;
}
.btn:hover { background: rgba(255, 248, 225, 0.9); }
.btn-primary {
  background: linear-gradient(180deg, var(--vermilion), var(--vermilion-dark));
  color: #fff8e7;
  border-color: var(--vermilion-dark);
}
.btn-primary:hover { background: linear-gradient(180deg, #d8323a, var(--vermilion-dark)); }
.btn-gold {
  background: linear-gradient(180deg, var(--gold-light), var(--gold));
  color: #2a1d10;
  border-color: var(--gold);
}

/* ----------- Flashcard mode ----------- */
.flashcard-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.3rem;
}
.flashcard {
  width: min(420px, 92vw);
  aspect-ratio: 4 / 5;
  perspective: 1500px;
  cursor: pointer;
}
.flashcard-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.flashcard.flipped .flashcard-inner { transform: rotateY(180deg); }

.flashcard-face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  background: linear-gradient(180deg, rgba(255, 248, 225, 0.95), rgba(232, 210, 165, 0.85));
  border: 1px solid var(--paper-dark);
  border-radius: 6px;
  box-shadow: 0 10px 28px var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  text-align: center;
}
.flashcard-face::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(184, 134, 42, 0.5);
  border-radius: 4px;
  pointer-events: none;
}
.flashcard-face.back { transform: rotateY(180deg); }
.flashcard .big-hanzi {
  font-family: var(--serif-cn);
  font-weight: 600;
  font-size: clamp(6rem, 22vw, 9rem);
  color: var(--ink);
  line-height: 1;
}
.flashcard .face-pinyin {
  font-family: var(--serif-latin);
  font-style: italic;
  font-size: 2rem;
  color: var(--vermilion);
  margin-bottom: 0.5rem;
}
.flashcard .face-meaning {
  font-family: var(--serif-latin);
  font-size: 1.5rem;
  color: var(--ink-soft);
}
.flashcard .face-hint {
  font-family: var(--serif-latin);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--ink-soft);
  margin-top: 1.2rem;
  opacity: 0.7;
}

.flashcard-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  justify-content: center;
}
.flashcard-progress {
  font-family: var(--serif-latin);
  color: var(--ink-soft);
  font-size: 1rem;
  min-width: 60px;
  text-align: center;
}

.flashcard-options {
  margin-top: 0.5rem;
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
  font-family: var(--serif-latin);
  font-size: 0.9rem;
  color: var(--ink-soft);
}
.flashcard-options label {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  cursor: pointer;
}

/* ----------- Quiz mode ----------- */
.quiz-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.3rem;
}
.quiz-prompt {
  text-align: center;
  padding: 1.2rem 1rem 1.4rem;
  background: linear-gradient(180deg, rgba(255, 248, 225, 0.9), rgba(232, 210, 165, 0.75));
  border: 1px solid var(--paper-dark);
  border-radius: 6px;
  width: min(480px, 92vw);
  box-shadow: 0 8px 22px var(--shadow);
  position: relative;
}
.quiz-prompt::before {
  content: "";
  position: absolute;
  inset: 6px;
  border: 1px solid rgba(184, 134, 42, 0.45);
  border-radius: 4px;
  pointer-events: none;
}
.quiz-prompt .question-label {
  font-family: var(--serif-latin);
  font-style: italic;
  color: var(--gold);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  margin-bottom: 0.6rem;
}
.quiz-prompt .question-value {
  font-family: var(--serif-cn);
  font-weight: 600;
  font-size: clamp(3.5rem, 13vw, 6rem);
  color: var(--ink);
  line-height: 1.05;
}
.quiz-prompt .question-value.text {
  font-family: var(--serif-latin);
  font-size: 2rem;
  font-style: italic;
  color: var(--vermilion);
}

.quiz-options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 0.7rem;
  width: min(480px, 92vw);
}
.quiz-option {
  background: rgba(255, 248, 225, 0.6);
  border: 1px solid var(--paper-dark);
  border-radius: 4px;
  padding: 0.9rem 0.6rem;
  font-family: var(--serif-latin);
  font-size: 1.1rem;
  color: var(--ink);
  cursor: pointer;
  transition: all 0.15s ease;
  text-align: center;
}
.quiz-option .hanzi {
  font-family: var(--serif-cn);
  font-weight: 600;
  font-size: 2.2rem;
  line-height: 1;
  display: block;
}
.quiz-option:hover { background: rgba(255, 248, 225, 0.95); transform: translateY(-1px); }
.quiz-option.correct { background: rgba(74, 122, 90, 0.25); border-color: var(--jade); color: var(--jade); }
.quiz-option.wrong { background: rgba(193, 39, 45, 0.18); border-color: var(--vermilion); color: var(--vermilion-dark); }
.quiz-option.disabled { pointer-events: none; }

.quiz-score {
  font-family: var(--serif-latin);
  color: var(--ink-soft);
  font-size: 1rem;
  letter-spacing: 0.04em;
}

/* ----------- Trazar (practice) ----------- */
.trace-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}
.trace-info {
  text-align: center;
}
.trace-info .pinyin { font-family: var(--serif-latin); font-style: italic; font-size: 1.4rem; color: var(--vermilion); }
.trace-info .meaning { font-family: var(--serif-latin); font-size: 1.1rem; color: var(--ink-soft); margin-top: 0.15rem; }

.trace-canvas-wrap {
  background: rgba(255, 248, 225, 0.55);
  border: 1px solid var(--paper-dark);
  border-radius: 6px;
  padding: 0.7rem;
  box-shadow: 0 8px 22px var(--shadow);
  position: relative;
  touch-action: none;
}
.trace-canvas-wrap::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px dashed rgba(184, 134, 42, 0.5);
  border-radius: 4px;
  pointer-events: none;
}
.trace-canvas-wrap svg {
  display: block;
  touch-action: none;
}
.trace-controls {
  display: flex;
  gap: 0.6rem;
  flex-wrap: wrap;
  justify-content: center;
}
.trace-feedback {
  font-family: var(--serif-latin);
  font-size: 1rem;
  color: var(--ink-soft);
  text-align: center;
  min-height: 1.5rem;
}
.trace-feedback.good { color: var(--jade); }
.trace-feedback.bad { color: var(--vermilion); }

/* ----------- Footer / Misc ----------- */
.footer {
  text-align: center;
  margin-top: 4rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--paper-dark);
  font-family: var(--serif-latin);
  font-style: italic;
  font-size: 0.9rem;
  color: var(--ink-soft);
  opacity: 0.7;
}
.seal {
  display: inline-block;
  width: 38px;
  height: 38px;
  line-height: 38px;
  text-align: center;
  background: var(--vermilion);
  color: #fff8e7;
  font-family: var(--brush-cn);
  font-size: 1.4rem;
  border-radius: 4px;
  margin-right: 0.6rem;
  vertical-align: middle;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.2) inset, 0 2px 4px rgba(140, 20, 25, 0.4);
}

/* ----------- Responsive ----------- */
@media (max-width: 640px) {
  .page { padding: 1.5rem 1rem 3rem; }
  .hero { padding: 1rem 0 2rem; margin-bottom: 1.8rem; }
  .word-grid { grid-template-columns: repeat(auto-fill, minmax(140px, 1fr)); gap: 0.7rem; }
  .word-card .hanzi { font-size: 2.8rem; }
  .mode-tabs { gap: 0.3rem; }
  .mode-tab { padding: 0.45rem 0.8rem; font-size: 0.95rem; }
  .topbar { margin-bottom: 1.5rem; }
}

/* ----------- Stylus / touch tweaks (Galaxy S25 Ultra) ----------- */
@media (pointer: fine), (any-pointer: fine) {
  .trace-canvas-wrap svg path { cursor: crosshair; }
}
canvas, svg { -webkit-tap-highlight-color: transparent; }

/* ----------- Brush feel para trazos del usuario (Hanzi Writer) ----------- */
.writer-target svg polyline,
.trace-canvas-wrap svg polyline,
.lienzo-overlay svg polyline {
  stroke-linecap: round;
  stroke-linejoin: round;
  filter:
    drop-shadow(0 0 0.6px rgba(40, 25, 10, 0.55))
    drop-shadow(0 1px 0.7px rgba(140, 30, 30, 0.18));
}

/* ----------- Modo Lienzo (dibujo libre + reveal) ----------- */
.lienzo-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}
.lienzo-info {
  text-align: center;
}
.lienzo-info .prompt-label {
  font-family: var(--serif-latin);
  font-style: italic;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-size: 0.85rem;
  color: var(--gold);
  margin-bottom: 0.2rem;
}
.lienzo-info .lienzo-pinyin {
  font-family: var(--serif-latin);
  font-style: italic;
  font-size: 1.6rem;
  color: var(--vermilion);
  line-height: 1.1;
}
.lienzo-info .lienzo-meaning {
  font-family: var(--serif-latin);
  font-size: 1.15rem;
  color: var(--ink-soft);
}
.lienzo-canvas-wrap {
  position: relative;
  background: rgba(255, 248, 225, 0.55);
  border: 1px solid var(--paper-dark);
  border-radius: 6px;
  padding: 0.7rem;
  box-shadow: 0 8px 22px var(--shadow);
  touch-action: none;
  width: min(420px, 92vw);
  box-sizing: border-box;
}
.lienzo-canvas-wrap::before {
  content: "";
  position: absolute;
  inset: 5px;
  border: 1px dashed rgba(184, 134, 42, 0.45);
  border-radius: 4px;
  pointer-events: none;
  z-index: 1;
}
/* Sizing por JS: el JS mide el wrap y aplica width/height al inner y al canvas
   directamente. Esto evita los gotchas de aspect-ratio + height:100% en algunos
   navegadores móviles (Samsung Internet en particular). */
.lienzo-canvas-inner {
  position: relative;
  width: 100%;
  min-height: 200px; /* fallback visible si el JS aún no midió */
  background: #fbf2d9;
  border-radius: 4px;
}
.lienzo-canvas {
  display: block;
  width: 100%;
  height: 100%;
  background: #fbf2d9;
  border-radius: 4px;
  touch-action: none;
  cursor: crosshair;
  -webkit-user-select: none;
  user-select: none;
}
.lienzo-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.lienzo-overlay.visible { opacity: 0.55; }
.lienzo-overlay svg { mix-blend-mode: multiply; }
.lienzo-feedback {
  font-family: var(--serif-latin);
  font-size: 0.95rem;
  color: var(--ink-soft);
  text-align: center;
  min-height: 1.4rem;
}
.lienzo-controls {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}