/* ========== Diccionario Yorùbá — estilos ========== */

/* ========== Tipografía Noto Sans (Optimizada para Tonos y Diacríticos Yorùbá) ========== */
@font-face {
  font-family: 'Noto Sans';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../vendor/noto-sans/noto-sans-combining.woff2') format('woff2');
  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+0300-0301, U+0303-0304, U+0308-0309, U+0323, U+0329, U+1EA0-1EF9, U+20AB;
}

@font-face {
  font-family: 'Noto Sans';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../vendor/noto-sans/noto-sans-latin-ext.woff2') format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C4, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: 'Noto Sans';
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
  src: url('../vendor/noto-sans/noto-sans-latin.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  --color-bg: #faf7f2;
  --color-surface: #ffffff;
  --color-primary: #7c4d2c;      /* tierra / madera */
  --color-primary-dark: #5d3a20;
  --color-accent: #c98f3f;       /* ámbar */
  --color-accent-soft: #fce8c8;
  --color-text: #2b2320;
  --color-muted: #7a6e66;
  --color-border: #e6ddd2;
  --color-yo: #2f6b4f;           /* verde para lo yorùbá */
  --color-ok: #2f7d46;
  --color-bad: #b3452e;
  --color-hover: #fdf9f4;
  --header-text: #ffffff;
  --header-text-dim: rgba(255, 255, 255, 0.75);
  --star: #d9a421;
  --radius: 10px;
  --shadow: 0 1px 4px rgba(60, 40, 20, 0.08);
  color-scheme: light;
}

[data-theme="dark"] {
  --color-bg: #191512;
  --color-surface: #251f1a;
  --color-primary: #a06a42;
  --color-primary-dark: #7c4d2c;
  --color-accent: #d9a55c;
  --color-accent-soft: #43301c;
  --color-text: #eee5da;
  --color-muted: #ac9d8f;
  --color-border: #40352c;
  --color-yo: #7cc49b;
  --color-ok: #6fbf8a;
  --color-bad: #e07a5f;
  --color-hover: #2d2620;
  --header-text: #ffffff;
  --header-text-dim: rgba(255, 255, 255, 0.75);
  --shadow: 0 1px 4px rgba(0, 0, 0, 0.35);
  color-scheme: dark;
}

* { box-sizing: border-box; }

[hidden] { display: none !important; }

body {
  margin: 0;
  font-family: "Noto Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Arial, sans-serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "kern" 1, "liga" 1, "calt" 1, "mark" 1, "mkmk" 1;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.55;
  transition: background 0.25s ease, color 0.25s ease;
}

.container { max-width: 760px; margin: 0 auto; padding: 0 16px; }

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--color-primary-dark); color: #fff;
  padding: 8px 14px; z-index: 100; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

/* ---------- Cabecera ---------- */
.site-header {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  color: var(--header-text);
  padding: 22px 0 18px;
}
.header-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.header-brand { display: flex; align-items: center; gap: 14px; }
.site-logo {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  box-shadow: 0 3px 10px rgba(0, 0, 0, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.22);
  flex-shrink: 0;
  display: block;
}
.site-title { margin: 0; font-size: 1.75rem; font-weight: 700; letter-spacing: 0.3px; }
.site-tagline { margin: 4px 0 0; font-size: 0.85rem; color: var(--header-text-dim); }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.lang-selector {
  display: inline-flex;
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.35);
  border-radius: 20px;
  padding: 2px;
}

.lang-btn {
  appearance: none;
  background: transparent;
  border: none;
  color: var(--header-text-dim);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
  line-height: 1.2;
}

.lang-btn:hover {
  color: #fff;
}

.lang-btn.active {
  background: rgba(255, 255, 255, 0.95);
  color: var(--color-primary-dark);
  box-shadow: 0 1px 4px rgba(0, 0, 0, 0.15);
}

.theme-toggle {
  appearance: none; border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.12); color: #fff;
  font-size: 1.05rem; border-radius: 50%;
  width: 40px; height: 40px; cursor: pointer; flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
}
.theme-toggle:hover { background: rgba(255, 255, 255, 0.25); }

/* ---------- Barra de pestañas (pegajosa) ---------- */
.tabbar {
  position: sticky; top: 0; z-index: 20;
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.18);
}
.tabs { display: flex; gap: 4px; overflow-x: auto; }
.tab {
  appearance: none; border: none; background: transparent;
  color: var(--header-text-dim);
  font: inherit; font-weight: 600;
  padding: 11px 18px 12px; cursor: pointer;
  border-bottom: 3px solid transparent; white-space: nowrap;
}
.tab:hover { color: var(--header-text); }
.tab.active { color: var(--header-text); border-bottom-color: var(--color-accent); }
.tab:focus-visible { outline: 2px solid var(--color-accent); outline-offset: -2px; }
.tab i { display: none; } /* los iconos solo se ven en la barra inferior móvil */

/* ---------- Secciones ---------- */
main.container { padding-bottom: 48px; }
.section { display: none; padding-top: 24px; }
.section.active { display: block; }
.section-title { margin: 0 0 12px; font-size: 1.35rem; color: var(--color-primary); }
[data-theme="dark"] .section-title { color: var(--color-accent); }
.status { color: var(--color-muted); font-size: 0.9rem; margin: 10px 0 14px; }
.status:empty { margin: 6px 0; } /* sigue en el DOM: es la región aria-live del buscador */

/* ---------- Botones genéricos ---------- */
.btn {
  appearance: none; font: inherit; font-weight: 600;
  border-radius: var(--radius); padding: 9px 18px; cursor: pointer;
  border: 1px solid var(--color-border);
  background: var(--color-surface); color: var(--color-text);
}
.btn-primary { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); }
.btn-ghost { border-color: transparent; color: var(--color-primary); }
.btn-ghost:hover { background: var(--color-accent-soft); }
.btn:disabled { opacity: 0.55; cursor: default; }

.btn-icon {
  appearance: none; font: inherit; font-size: 1.05rem;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 0 14px; cursor: pointer;
  box-shadow: var(--shadow); flex-shrink: 0; color: var(--color-primary);
  display: inline-flex; align-items: center; justify-content: center;
}
[data-theme="dark"] .btn-icon { color: var(--color-accent); }
.btn-icon:hover { background: var(--color-hover); }

/* ---------- Controles del diccionario ---------- */
.dict-controls { display: flex; flex-direction: column; gap: 12px; }
.control-row { display: flex; gap: 10px; align-items: stretch; flex-wrap: wrap; }
.direction-toggle { display: flex; gap: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid var(--color-border); width: fit-content; }
.dir-btn {
  appearance: none; border: none; font: inherit; font-weight: 600;
  padding: 8px 16px; cursor: pointer;
  background: var(--color-surface); color: var(--color-muted);
}
.dir-btn.active { background: var(--color-primary); color: #fff; }
.dir-swap { border-left: 1px solid var(--color-border); font-size: 1.05rem; padding: 8px 12px; }
.dir-swap:hover { color: var(--color-primary); background: var(--color-hover); }

.search-row { display: flex; gap: 8px; }
.search-input {
  width: 100%;
  font: inherit;
  font-size: 1.05rem;
  padding: 12px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow);
}
.search-input:focus { outline: 2px solid var(--color-accent); outline-offset: -1px; }

/* ---------- Chips ---------- */
.chip {
  appearance: none; font: inherit; font-size: 0.85rem; font-weight: 600;
  border: 1px solid var(--color-border); border-radius: 20px;
  background: var(--color-surface); color: var(--color-muted);
  padding: 6px 14px; cursor: pointer;
}
.chip:hover { border-color: var(--color-accent); color: var(--color-text); }
.chip.active, .chip[aria-pressed="true"] {
  background: var(--color-accent-soft); border-color: var(--color-accent); color: var(--color-primary-dark);
}
[data-theme="dark"] .chip.active, [data-theme="dark"] .chip[aria-pressed="true"] { color: var(--color-accent); }
.chip-count { font-weight: 400; opacity: 0.8; }
.chip-row { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }

/* ---------- Barra de diacríticos ---------- */
.diacritics { display: flex; gap: 6px; flex-wrap: wrap; }
.diacritics button {
  appearance: none; font: inherit; font-size: 1rem; font-weight: 600;
  min-width: 38px; padding: 5px 8px;
  background: var(--color-surface); color: var(--color-primary);
  border: 1px solid var(--color-border); border-radius: 8px; cursor: pointer;
}
.diacritics button:hover { background: var(--color-accent-soft); border-color: var(--color-accent); }
.diacritics .dc-hint { align-self: center; font-size: 0.75rem; color: var(--color-muted); margin-left: 4px; }

/* ---------- Palabra del día ---------- */
.wotd {
  background: linear-gradient(135deg, var(--color-accent-soft), var(--color-surface));
  border: 1px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 12px 18px; margin: 4px 0 16px;
  cursor: pointer; box-shadow: var(--shadow);
}
.wotd:hover { filter: brightness(0.98); }
.wotd .w-label { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.6px; color: var(--color-accent); }
.wotd .w-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-top: 4px; margin-bottom: 4px; }
.wotd .w-word { font-size: 1.35rem; font-weight: 700; color: var(--color-primary-dark); }
[data-theme="dark"] .wotd .w-word { color: var(--color-accent); }
.wotd .w-gloss { margin-top: 4px; color: var(--color-text); }
.wotd .w-gloss .alt-word { font-size: 1rem; }
.wotd .w-more { font-size: 0.8rem; color: var(--color-muted); margin-top: 4px; }

/* ---------- Badges gramaticales ---------- */
.badge-type {
  display: inline-flex;
  align-items: center;
  background: var(--color-accent-soft);
  color: var(--color-primary-dark);
  border: 1px solid rgba(199, 122, 60, 0.35);
  font-size: 0.73rem;
  font-weight: 600;
  padding: 2px 9px;
  border-radius: 20px;
  text-transform: lowercase;
  letter-spacing: 0.2px;
  white-space: nowrap;
  font-style: normal;
  line-height: 1.35;
}
[data-theme="dark"] .badge-type {
  background: rgba(224, 154, 88, 0.16);
  color: var(--color-accent);
  border-color: rgba(224, 154, 88, 0.35);
}

/* ---------- Resultados ---------- */
.results { list-style: none; margin: 0 0 16px; padding: 0; }
.results li {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 10px 14px;
  margin-bottom: 8px;
  cursor: pointer;
  box-shadow: var(--shadow);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}
.results li:hover { border-left-color: var(--color-primary); background: var(--color-hover); }
.results li.kb-active {
  border-left-color: var(--color-primary);
  background: var(--color-accent-soft);
  outline: 2px solid var(--color-accent); outline-offset: -2px;
}
.results .r-main { display: flex; flex-direction: column; min-width: 0; flex: 1; }
.results .r-word { font-weight: 600; }
.results .r-trans {
  font-size: 0.9rem; color: var(--color-muted);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.results .r-trans.is-yo { color: var(--color-yo); }
.results .badge-type { flex-shrink: 0; }
.results mark { background: var(--color-accent-soft); border-radius: 3px; padding: 0 1px; color: inherit; }
[data-theme="dark"] .results mark { background: var(--color-accent); color: #241a10; }
#results-more { display: block; margin: 0 auto 16px; }

/* ---------- Ficha de entrada ---------- */
.entry-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px 22px;
  margin-bottom: 24px;
}
.entry-card .e-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; border-bottom: 1px solid var(--color-border); padding-bottom: 12px; margin-bottom: 12px; }
.entry-card h3 { margin: 0; font-size: 1.5rem; color: var(--color-primary); }
[data-theme="dark"] .entry-card h3 { color: var(--color-accent); }
.badge-old {
  background: #efe2d8; color: #8a5a28;
  font-size: 0.72rem; font-weight: 700; text-transform: uppercase;
  padding: 2px 8px; border-radius: 20px;
}
[data-theme="dark"] .badge-old { background: #43301c; color: #d9a55c; }
.entry-card ol.alts { margin: 0; padding-left: 22px; }
.entry-card ol.alts li { margin-bottom: 6px; }
.entry-card .alt-word {
  color: var(--color-yo); font-weight: 600; font-size: 1.08rem;
  cursor: pointer; border-bottom: 1px dashed transparent;
}
.entry-card .alt-word:hover { border-bottom-color: var(--color-yo); }
.entry-card .alt-hint { color: var(--color-muted); font-size: 0.75rem; margin-left: 6px; }
.entry-close {
  float: right;
  appearance: none; border: 1px solid var(--color-border);
  background: var(--color-surface); border-radius: 6px;
  padding: 4px 10px; cursor: pointer; color: var(--color-muted);
}
.entry-close:hover { color: var(--color-text); }
.entry-close .fa-arrow-left { display: none; } /* en móvil se cambia por la flecha de volver */

.e-actions { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 14px; }
.e-actions button {
  appearance: none; font: inherit; font-size: 0.85rem;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: 8px; padding: 5px 12px; cursor: pointer; color: var(--color-muted);
}
.e-actions button:hover { color: var(--color-text); border-color: var(--color-accent); }

.entry-loading { display: flex; align-items: center; gap: 10px; color: var(--color-muted); margin: 0; }
.spinner.small {
  width: 18px; height: 18px; border-width: 3px;
}

/* Secciones de contexto y colocaciones en la ficha */
.entry-section {
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}
.entry-subheading {
  margin: 0 0 12px;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 8px;
}
[data-theme="dark"] .entry-subheading { color: var(--color-accent); }

.context-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.context-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-yo);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  position: relative;
}
.context-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-muted);
  letter-spacing: 0.5px;
  margin-bottom: 4px;
}
.context-yo {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-text);
  line-height: 1.4;
  margin-bottom: 3px;
}
.context-es {
  font-size: 0.9rem;
  color: var(--color-muted);
  line-height: 1.4;
}

.collocation-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.collocation-chip {
  appearance: none;
  font: inherit;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  padding: 6px 14px;
  font-size: 0.88rem;
  cursor: pointer;
  color: var(--color-text);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all var(--transition);
}
.collocation-chip:hover {
  background: var(--color-hover);
  border-color: var(--color-accent);
  transform: translateY(-1px);
}
.collocation-chip .col-term {
  color: var(--color-yo);
  font-weight: 600;
}
.collocation-chip .col-trans {
  color: var(--color-muted);
  font-size: 0.8rem;
}

/* ---------- Tablas ---------- */
.table {
  width: 100%;
  border-collapse: collapse;
  background: var(--color-surface);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.table th, .table td { padding: 9px 14px; text-align: left; border-bottom: 1px solid var(--color-border); }
.table th { background: var(--color-primary); color: #fff; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.4px; }
.table tr:last-child td { border-bottom: none; }
.table td.td-yor { color: var(--color-yo); font-weight: 600; }
.table tbody tr:hover { background: var(--color-hover); }
#numbers-filter { margin-bottom: 14px; }
.letter-cell { font-size: 1.2rem; font-weight: 700; }
.pron-letter { cursor: pointer; color: var(--color-primary); text-decoration: underline dotted; text-underline-offset: 3px; }
[data-theme="dark"] .pron-letter { color: var(--color-accent); }
.pron-letter:hover { color: var(--color-yo); }

/* ---------- Nota informativa ---------- */
.note-card {
  background: var(--color-accent-soft);
  border-left: 4px solid var(--color-accent);
  border-radius: var(--radius);
  padding: 12px 18px;
  margin: 0 0 16px;
  font-size: 0.92rem;
}
.note-card p { margin: 0 0 8px; }
.note-card p:last-child { margin-bottom: 0; }
.note-card .note-tip { color: var(--color-muted); font-size: 0.82rem; }
.note-card em { color: var(--color-yo); font-weight: 600; font-style: normal; }

/* ---------- Práctica ---------- */
.practice-controls {
  display: flex; gap: 14px; flex-wrap: wrap; align-items: flex-end;
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: var(--radius); padding: 14px 16px; margin-bottom: 18px;
  box-shadow: var(--shadow);
}
.pc-field { display: flex; flex-direction: column; gap: 5px; }
.pc-field .pc-label, .pc-field > span { font-size: 0.78rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.4px; color: var(--color-muted); }
.pc-field select {
  font: inherit; padding: 8px 12px;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  background: var(--color-bg); color: var(--color-text);
}
.segmented { display: flex; border: 1px solid var(--color-border); border-radius: var(--radius); overflow: hidden; }
.segmented button {
  appearance: none; border: none; font: inherit; font-weight: 600; font-size: 0.9rem;
  padding: 8px 14px; cursor: pointer;
  background: var(--color-surface); color: var(--color-muted);
}
.segmented button.active { background: var(--color-primary); color: #fff; }

.pc-progress { display: flex; align-items: center; gap: 12px; margin-bottom: 16px; }
.pc-bar { flex: 1; height: 8px; background: var(--color-border); border-radius: 8px; overflow: hidden; }
#pc-bar-fill { height: 100%; width: 0; background: linear-gradient(90deg, var(--color-accent), var(--color-primary)); transition: width 0.3s ease; }
#pc-progress-text { font-size: 0.85rem; color: var(--color-muted); white-space: nowrap; }

.pc-stage { min-height: 200px; }

/* Tarjeta volteable */
.flashcard-scene { perspective: 900px; margin-bottom: 14px; }
.flashcard {
  position: relative; width: 100%; min-height: 230px;
  transform-style: preserve-3d; transition: transform 0.45s ease;
  cursor: pointer;
}
.flashcard.flipped { transform: rotateY(180deg); }
.flashcard:focus-visible { outline: 3px solid var(--color-accent); outline-offset: 4px; border-radius: 14px; }
.flashcard-face {
  position: absolute; inset: 0;
  backface-visibility: hidden;
  background: var(--color-surface);
  border: 1px solid var(--color-border); border-radius: 14px;
  box-shadow: var(--shadow);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; padding: 24px; text-align: center;
}
.flashcard-face.back { transform: rotateY(180deg); }
.flashcard-face .fc-hint { position: absolute; bottom: 12px; font-size: 0.75rem; color: var(--color-muted); }
.fc-word { font-size: 1.8rem; font-weight: 700; color: var(--color-primary); }
[data-theme="dark"] .fc-word { color: var(--color-accent); }
.fc-type-badge { font-size: 0.8rem; padding: 3px 12px; margin-bottom: 4px; }
.q-type { margin-bottom: 8px; }
.fc-answer { font-size: 1.3rem; color: var(--color-yo); font-weight: 600; }
.fc-answer ol { margin: 6px 0 0; padding-left: 22px; text-align: left; }
.flashcard.locked { cursor: default; }

.fc-grade { display: flex; gap: 12px; justify-content: center; }
.fc-grade .btn { padding: 10px 22px; }
.btn-no { border-color: var(--color-bad); color: var(--color-bad); }
.btn-no:hover { background: var(--color-bad); color: #fff; }
.btn-yes { border-color: var(--color-ok); color: var(--color-ok); }
.btn-yes:hover { background: var(--color-ok); color: #fff; }

/* Test */
.quiz-question {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: 14px; box-shadow: var(--shadow);
  padding: 22px; text-align: center; margin-bottom: 14px;
}
.quiz-question .q-word { font-size: 1.6rem; font-weight: 700; color: var(--color-primary); }
[data-theme="dark"] .quiz-question .q-word { color: var(--color-accent); }
.quiz-question .q-type { color: var(--color-muted); font-style: italic; font-size: 0.85rem; }
.quiz-options { display: grid; gap: 10px; }
.quiz-opt {
  appearance: none; font: inherit; font-size: 1.05rem; text-align: left;
  background: var(--color-surface); color: var(--color-yo); font-weight: 600;
  border: 1px solid var(--color-border); border-radius: var(--radius);
  padding: 12px 18px; cursor: pointer; box-shadow: var(--shadow);
}
.quiz-opt:hover:not(:disabled) { border-color: var(--color-accent); }
.quiz-opt.correct { border-color: var(--color-ok); background: var(--color-ok); color: #fff; }
.quiz-opt.wrong { border-color: var(--color-bad); background: var(--color-bad); color: #fff; }
.quiz-opt:disabled { cursor: default; }
.quiz-opt.dim { opacity: 0.55; }

/* Fin de ronda */
.pc-end {
  background: var(--color-surface); border: 1px solid var(--color-border);
  border-radius: 14px; box-shadow: var(--shadow);
  padding: 30px 24px; text-align: center;
}
.pc-end .end-score { font-size: 2.4rem; font-weight: 700; color: var(--color-primary); margin: 6px 0; }
[data-theme="dark"] .pc-end .end-score { color: var(--color-accent); }
.pc-end .end-detail { color: var(--color-muted); margin-bottom: 18px; }
.pc-end .end-actions { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.pc-empty {
  background: var(--color-surface); border: 1px dashed var(--color-border);
  border-radius: var(--radius); padding: 22px; text-align: center; color: var(--color-muted);
}

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 22px; left: 50%; transform: translateX(-50%);
  background: var(--color-text); color: var(--color-bg);
  font-size: 0.9rem; font-weight: 600;
  padding: 10px 20px; border-radius: 24px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.25);
  z-index: 60; animation: toast-in 0.2s ease;
}
@keyframes toast-in { from { opacity: 0; transform: translate(-50%, 8px); } to { opacity: 1; transform: translate(-50%, 0); } }

/* ---------- Pie ---------- */
.site-footer { border-top: 1px solid var(--color-border); padding: 18px 0; margin-top: 24px; }
.site-footer p { margin: 0; color: var(--color-muted); font-size: 0.85rem; text-align: center; }
.site-footer .fine { font-size: 0.78rem; margin-top: 4px; }
.site-footer .footer-legal { font-size: 0.8rem; margin-top: 6px; line-height: 1.45; }
.site-footer .footer-sep { margin: 0 6px; opacity: 0.5; }

/* ---------- Carga ---------- */
.loading-overlay {
  position: fixed; inset: 0;
  background: var(--color-bg); opacity: 0.94;
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 14px; z-index: 50; color: var(--color-primary); font-weight: 600;
}
.loading-overlay[hidden] { display: none; }
.spinner {
  width: 42px; height: 42px;
  border: 4px solid var(--color-border);
  border-top-color: var(--color-primary);
  border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* Móvil. El corte de 560px está duplicado en isCompactLayout() (app.js): mantenerlos iguales */
@media (max-width: 560px) {
  /* Cabecera en una sola línea: en una PWA instalada la marca ya está en el icono */
  .site-header { padding: calc(10px + env(safe-area-inset-top)) 0 10px; }
  .header-brand { gap: 10px; min-width: 0; }
  .header-brand > div { min-width: 0; }
  .site-logo { width: 32px; height: 32px; border-radius: 8px; }
  .site-title { font-size: 1.1rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
  .site-tagline { display: none; }
  .header-actions { gap: 8px; }
  .lang-btn { min-width: 38px; min-height: 34px; padding: 4px 8px; }
  .theme-toggle { width: 40px; height: 40px; }

  /* Secciones en una barra inferior fija, al alcance del pulgar */
  .tabbar {
    position: fixed; top: auto; bottom: 0; left: 0; right: 0;
    padding-bottom: env(safe-area-inset-bottom);
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.18);
  }
  .tabbar .container { padding: 0; }
  .tabs { gap: 0; overflow: visible; }
  .tab {
    flex: 1 1 0; min-width: 0;
    display: flex; flex-direction: column; align-items: center; gap: 3px;
    padding: 8px 2px 7px; font-size: 0.72rem;
    border-bottom: 0; border-top: 3px solid transparent;
  }
  .tab i { display: block; font-size: 1.15rem; }
  .tab span { max-width: 100%; overflow: hidden; text-overflow: ellipsis; }
  .tab.active { border-top-color: var(--color-accent); }
  body { padding-bottom: calc(62px + env(safe-area-inset-bottom)); }
  .toast { bottom: calc(78px + env(safe-area-inset-bottom)); }

  /* Buscador fijo arriba al recorrer los resultados. display: contents saca sus filas de
   * .dict-controls para que el sticky se mida contra toda la sección y no solo ese div */
  .dict-controls { display: contents; }
  .control-row { margin-bottom: 4px; }
  .search-row {
    position: sticky; top: 0; z-index: 15;
    margin: 0 -16px; padding: 8px 16px;
    background: var(--color-bg);
  }
  .diacritics { margin-top: 4px; }
  .direction-toggle { flex: 1; }
  .dir-btn { flex: 1; padding: 10px 6px; font-size: 0.82rem; }
  .dir-swap { flex: 0 0 auto; }

  /* Ficha a pantalla completa: sustituye a la lista y se vuelve con ← o con «Atrás» */
  .entry-open #dict-status,
  .entry-open #wotd,
  .entry-open #results,
  .entry-open #pagination-wrap,
  .entry-open .diacritics { display: none !important; } /* solo sirve para escribir */
  .entry-card { padding: 12px 16px 18px; margin-top: 8px; }
  .entry-close {
    float: none; display: inline-flex; align-items: center; justify-content: center;
    min-width: 44px; min-height: 40px; margin: 0 0 8px -6px;
    border-color: transparent; font-size: 1.1rem;
  }
  .entry-close .fa-xmark { display: none; }
  .entry-close .fa-arrow-left { display: inline; }
  .e-actions button { padding: 8px 14px; }

  /* Números: cada fila en dos líneas (número + español, y el yorùbá a todo el ancho).
   * En tres columnas las palabras yorùbá largas no caben y ensanchan la página */
  #numbers-table thead { display: none; }
  #numbers-table tr {
    display: grid; grid-template-columns: auto 1fr; column-gap: 12px; row-gap: 2px;
    padding: 10px 14px; border-bottom: 1px solid var(--color-border);
  }
  #numbers-table tr:last-child { border-bottom: none; }
  #numbers-table td { padding: 0; border: 0; }
  #numbers-table td:first-child { font-weight: 700; font-variant-numeric: tabular-nums; }
  #numbers-table td:nth-child(2) { color: var(--color-muted); }
  #numbers-table td.td-yor { grid-column: 1 / -1; }

  /* Práctica */
  .practice-controls { gap: 10px; }
  .segmented button { padding: 10px 14px; }
  #pc-start { width: 100%; padding: 12px 18px; }
  .pc-progress { scroll-margin-top: 12px; }
  .fc-word { font-size: 1.4rem; }
}

/* Teléfonos estrechos (360–400px): sin el logo, el título cabe entero en los dos idiomas */
@media (max-width: 400px) {
  .site-logo { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .flashcard { transition: none; }
  #pc-bar-fill { transition: none; }
  .toast { animation: none; }
}

/* ---------- Búsquedas recientes y mejoras UI ---------- */
.recents-box {
  background: var(--color-surface);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  margin-bottom: 12px;
  list-style: none;
}
.recents-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
  color: var(--color-muted);
}
.recents-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.btn-text-clear {
  appearance: none;
  background: transparent;
  border: none;
  color: var(--color-muted);
  cursor: pointer;
  font-size: 0.8rem;
  text-decoration: underline;
  padding: 0;
}
.btn-text-clear:hover {
  color: var(--color-primary);
}
.share-btn {
  appearance: none;
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text);
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 500;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.share-btn:hover {
  background: var(--color-surface);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

/* ---------- Sección Acerca de ---------- */
.about-hero {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 22px 24px;
  margin-bottom: 20px;
  box-shadow: var(--shadow);
}
.about-hero p {
  margin: 0 0 16px;
  color: var(--color-text);
  line-height: 1.6;
  font-size: 0.98rem;
}
.about-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 12px;
  margin-top: 14px;
}
.about-stat-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  text-align: center;
  transition: transform 0.2s ease, border-color 0.2s ease;
}
.about-stat-item:hover {
  border-color: var(--color-primary);
}
.about-stat-val {
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--color-primary);
  display: block;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
[data-theme="dark"] .about-stat-val {
  color: var(--color-accent);
}
.about-stat-lbl {
  font-size: 0.78rem;
  color: var(--color-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
  margin-top: 6px;
  display: block;
}
.about-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}
@media (min-width: 580px) {
  .about-cards {
    grid-template-columns: repeat(2, 1fr);
  }
}
.about-feature {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 18px 20px;
  box-shadow: var(--shadow);
}
.about-feature-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.02rem;
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 8px;
}
[data-theme="dark"] .about-feature-title {
  color: var(--color-accent);
}
.about-feature-title i {
  color: var(--color-accent);
  font-size: 1.1rem;
}
.about-feature p {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text);
  line-height: 1.55;
}
.about-feature-legal {
  border-left: 3px solid var(--color-primary);
}
@media (min-width: 580px) {
  .about-feature-legal {
    grid-column: 1 / -1;
  }
}
[data-theme="dark"] .about-feature-legal {
  border-left-color: var(--color-accent);
}

/* ---------- Paginación de resultados ---------- */
.pagination-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin: 18px 0 24px;
}
.pagination {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
}
.page-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  font-size: 0.88rem;
  font-weight: 600;
  border-radius: var(--radius);
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  cursor: pointer;
  transition: all 0.15s ease;
}
.page-btn:hover:not(:disabled) {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-hover);
}
.page-btn:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}
.page-numbers {
  display: flex;
  align-items: center;
  gap: 4px;
  flex-wrap: wrap;
}
.page-num {
  appearance: none;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: 8px;
  min-width: 36px;
  height: 36px;
  padding: 0 8px;
  font: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--color-text);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.15s ease;
}
.page-num:hover:not(:disabled) {
  border-color: var(--color-primary);
  background: var(--color-hover);
  color: var(--color-primary);
}
.page-num.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  cursor: default;
}
[data-theme="dark"] .page-num.active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-primary-dark);
}
.page-ellipsis {
  padding: 0 4px;
  color: var(--color-muted);
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 24px;
}
.page-info {
  font-size: 0.85rem;
  color: var(--color-muted);
  text-align: center;
}