:root {
  --bg: #101114;
  --panel: #1b1d22;
  --panel-2: #24272e;
  --text: #f8f8f8;
  --muted: #b7b7b7;
  --tile: #2a2b2e;
  --border: #3a3a3c;
  --correct: #538d4e;
  --present: #b59f3b;
  --absent: #3a3a3c;
  --key: #818384;
  --danger: #b84646;
  --accent: #7f7cff;
}

* {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  -webkit-user-select: none;
  user-select: none;
}

button, a, .key, .mode-card, .icon-btn, .primary, .secondary, .danger {
  -webkit-tap-highlight-color: transparent;
  -webkit-user-select: none;
  user-select: none;
  touch-action: manipulation;
}

button:focus,
button:focus-visible,
.key:focus,
.key:focus-visible,
.mode-card:focus,
.mode-card:focus-visible,
.icon-btn:focus,
.icon-btn:focus-visible,
.primary:focus,
.primary:focus-visible,
.secondary:focus,
.secondary:focus-visible,
.danger:focus,
.danger:focus-visible {
  outline: none;
  box-shadow: none;
}

html {
  height: 100%;
  overflow: hidden;
}

body {
  margin: 0;
  width: 100%;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  display: flex;
  justify-content: center;
  background:
    radial-gradient(circle at 20% 0%, rgba(127,124,255,.24), transparent 34%),
    radial-gradient(circle at 80% 20%, rgba(83,141,78,.18), transparent 30%),
    linear-gradient(180deg, #17191f, var(--bg));
  color: var(--text);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.app {
  width: min(100%, 560px);
  height: 100vh;
  height: 100dvh;
  min-height: 0;
  padding: clamp(8px, 1.8dvh, 16px) 14px clamp(8px, 1.8dvh, 16px);
  display: flex;
  flex-direction: column;
  gap: clamp(7px, 1.4dvh, 12px);
  overflow: hidden;
}

.topbar {
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  gap: 10px;
  border-bottom: 1px solid var(--border);
  padding-bottom: clamp(7px, 1.2dvh, 12px);
  flex: 0 0 auto;
}

h1 { margin: 0; text-align: center; font-size: clamp(1.2rem, 4.8vw, 1.85rem); letter-spacing: .02em; line-height: 1.05; }
h2 { margin-top: 0; }
.subtitle { margin: 3px 0 0; text-align: center; color: var(--muted); font-size: clamp(.76rem, 2.8vw, .9rem); }
.hidden { display: none !important; }

.icon-btn, .secondary, .danger, .primary {
  border: 0;
  border-radius: 999px;
  min-height: 40px;
  padding: 0 14px;
  font-weight: 800;
  cursor: pointer;
  color: var(--text);
}
.icon-btn { background: var(--panel); font-size: 1.1rem; border: 1px solid var(--border); }
.primary { background: var(--accent); color: white; }
.secondary { background: var(--panel); color: var(--text); border: 1px solid var(--border); }
.secondary.small { min-height: 34px; padding-inline: 12px; }
.danger { background: var(--danger); width: 100%; margin-top: 16px; }
button:disabled { opacity: .45; cursor: not-allowed; }

.menu-view {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: clamp(12px, 2.4dvh, 18px);
  margin-top: 0;
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}
.menu-hero {
  text-align: center;
  padding: clamp(4px, 1dvh, 10px) 8px clamp(2px, .7dvh, 6px);
}
.menu-hero h2 {
  margin: 4px 0 7px;
  font-size: clamp(2.45rem, 10vw, 4.4rem);
  line-height: .88;
  letter-spacing: -.06em;
  background: linear-gradient(110deg, #ffffff, #d9d8ff 45%, #a9ffca);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 20px 70px rgba(127,124,255,.26);
}
.menu-hero p:not(.eyebrow) {
  width: min(100%, 430px);
  margin: 0 auto;
  color: var(--muted);
  font-weight: 650;
  line-height: 1.35;
}
.eyebrow { color: var(--accent) !important; font-weight: 900; text-transform: uppercase; letter-spacing: .16em; font-size: .74rem; margin: 0; }
.dictionary-info {
  align-self: center;
  max-width: 100%;
  padding: 8px 12px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.08);
  border-radius: 999px;
  color: var(--muted);
  font-weight: 800;
  font-size: .86rem;
  text-align: center;
}
.mode-grid { display: grid; grid-template-columns: 1fr; gap: clamp(10px, 2dvh, 14px); }
.mode-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas:
    "icon title"
    "icon text"
    "icon action";
  column-gap: 14px;
  row-gap: 4px;
  width: 100%;
  text-align: left;
  padding: clamp(16px, 2.6dvh, 22px);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: 24px;
  background:
    radial-gradient(circle at 0% 0%, rgba(255,255,255,.13), transparent 34%),
    linear-gradient(145deg, rgba(255,255,255,.08), rgba(255,255,255,.03));
  color: var(--text);
  cursor: pointer;
  overflow: hidden;
  box-shadow: 0 18px 45px rgba(0,0,0,.24);
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}
.mode-card::after {
  content: "";
  position: absolute;
  inset: auto -20% -55% 35%;
  height: 120px;
  background: radial-gradient(circle, rgba(127,124,255,.24), transparent 66%);
  pointer-events: none;
}
.mode-card:hover { transform: translateY(-2px); border-color: rgba(127,124,255,.65); }
.mode-card:active { transform: scale(.985); }
.mode-icon {
  grid-area: icon;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  background: rgba(255,255,255,.1);
  font-size: 1.55rem;
  font-weight: 950;
  box-shadow: inset 0 0 0 1px rgba(255,255,255,.08);
}
.mode-title { grid-area: title; display: block; font-size: 1.26rem; font-weight: 950; line-height: 1.05; }
.mode-card small { grid-area: text; color: var(--muted); font-size: .92rem; line-height: 1.3; }
.mode-card b {
  grid-area: action;
  width: fit-content;
  margin-top: 7px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.1);
  color: white;
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.daily-card { border-color: rgba(181,159,59,.28); }
.daily-card .mode-icon { background: rgba(181,159,59,.2); }
.random-card { border-color: rgba(83,141,78,.28); }
.random-card .mode-icon { background: rgba(83,141,78,.22); }
.game-view {
  display: flex;
  flex-direction: column;
  gap: clamp(6px, 1.2dvh, 10px);
  flex: 1 1 auto;
  min-height: 0;
  overflow: hidden;
}
/* El juego recibe el foco para poder escribir directamente, pero ocultamos el borde blanco del navegador. */
.game-view:focus,
.game-view:focus-visible,
.board:focus,
.board:focus-visible {
  outline: none;
}

.game-toolbar { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex: 0 0 auto; }
.timer-box {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
}
.timer-box span { color: var(--muted); font-size: .8rem; font-weight: 800; text-transform: uppercase; letter-spacing: .06em; }
.timer-box strong { font-variant-numeric: tabular-nums; font-size: 1rem; }

.message {
  min-height: clamp(24px, 4dvh, 32px);
  flex: 0 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-weight: 700;
  color: #fff;
}
.message.show span {
  background: #f8f8f8;
  color: #111;
  padding: 7px 12px;
  border-radius: 999px;
  box-shadow: 0 8px 30px rgba(0,0,0,.25);
}

.board {
  --board-size: min(90vw, 340px, 43dvh);
  display: grid;
  grid-template-rows: repeat(6, 1fr);
  gap: clamp(5px, 1dvh, 8px);
  width: var(--board-size);
  margin: 0 auto;
  flex: 0 1 auto;
}
.row { display: grid; grid-template-columns: repeat(5, 1fr); gap: clamp(5px, 1dvh, 8px); }
.tile {
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  border: 2px solid var(--border);
  background: transparent;
  color: var(--text);
  font-weight: 900;
  font-size: clamp(1.35rem, 7vw, 2.1rem);
  text-transform: uppercase;
  border-radius: 8px;
  transition: transform .18s ease, background .18s ease, border-color .18s ease;
}
.tile.filled { border-color: #5a5d63; transform: scale(1.03); }
.tile.correct { background: var(--correct); border-color: var(--correct); }
.tile.present { background: var(--present); border-color: var(--present); }
.tile.absent { background: var(--absent); border-color: var(--absent); }

.keyboard { margin-top: auto; display: flex; flex-direction: column; gap: clamp(5px, 1dvh, 8px); user-select: none; flex: 0 0 auto; }
.key-row { display: flex; justify-content: center; gap: clamp(3px, .85vw, 6px); }
.key {
  min-width: 0;
  flex: 1;
  height: clamp(38px, 6.8dvh, 48px);
  max-width: 44px;
  border: 0;
  border-radius: 7px;
  background: var(--key);
  color: var(--text);
  font-weight: 900;
  text-transform: uppercase;
  cursor: pointer;
}
.key.wide { max-width: 68px; flex: 1.45; font-size: .78rem; }
.key.correct { background: var(--correct); }
.key.present { background: var(--present); }
.key.absent { background: var(--absent); }
.key:active { transform: scale(.96); }
.key, .key * { -webkit-tap-highlight-color: transparent; }

.modal {
  width: min(92vw, 460px);
  max-height: min(88vh, 88dvh);
  overflow: auto;
  overscroll-behavior: contain;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #191a1d;
  color: var(--text);
  padding: 24px;
  box-shadow: 0 22px 80px rgba(0,0,0,.55);
}
.modal::backdrop { background: rgba(0,0,0,.72); }
.close { float: right; border: 0; background: transparent; color: var(--text); font-size: 1.8rem; cursor: pointer; }
.legend { display: flex; align-items: center; gap: 10px; margin: 12px 0; }
.legend .tile { width: 42px; font-size: 1.2rem; flex: none; }

.result-modal { text-align: center; }
.result-modal h2 { font-size: 2rem; margin-bottom: 6px; }
.result-modal p { color: var(--muted); margin-top: 0; }
.result-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; margin: 18px 0; }
.result-stats div, .stat {
  background: var(--panel);
  border: 1px solid rgba(255,255,255,.07);
  border-radius: 14px;
  padding: 12px;
  text-align: center;
}
.result-stats span, .stat span { display: block; color: var(--muted); font-size: .75rem; text-transform: uppercase; font-weight: 850; letter-spacing: .05em; }
.result-stats strong, .stat strong { display: block; font-size: 1.35rem; font-variant-numeric: tabular-nums; }
.modal-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.stats-content { display: flex; flex-direction: column; gap: 18px; }
.stats-section h3 { margin: 0 0 10px; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 10px; }
.distribution { background: var(--panel); border-radius: 14px; padding: 12px; margin-top: 10px; }
.distribution p { margin: 5px 0; color: var(--muted); font-variant-numeric: tabular-nums; }

@keyframes shake {
  10%, 90% { transform: translateX(-1px); }
  20%, 80% { transform: translateX(2px); }
  30%, 50%, 70% { transform: translateX(-4px); }
  40%, 60% { transform: translateX(4px); }
}
.row.shake { animation: shake .35s; }

@media (min-width: 700px) {
  .app { width: min(100%, 520px); }
  .board { --board-size: min(330px, 42dvh); }
  .key { height: min(46px, 6.2dvh); }
  .menu-hero h2 { font-size: clamp(2.6rem, 8vw, 4rem); }
}

@media (max-width: 520px) {
  .app { padding-inline: 10px; }
  .topbar { grid-template-columns: 38px 1fr 38px; gap: 7px; }
  .icon-btn, .secondary, .danger, .primary { min-height: 36px; padding-inline: 12px; }
  .secondary.small { min-height: 32px; }
  .dictionary-info { padding: 7px 10px; font-size: .78rem; }
  .mode-icon { width: 42px; height: 42px; border-radius: 14px; font-size: 1.3rem; }
  .mode-title { font-size: 1.12rem; }
  .mode-card small { font-size: .84rem; }
  .board { --board-size: min(92vw, 310px, 39dvh); }
  .tile { border-radius: 7px; border-width: 2px; }
  .key { height: clamp(37px, 6.2dvh, 44px); font-size: .82rem; border-radius: 6px; }
  .key.wide { max-width: 58px; font-size: .68rem; }
  .result-stats { gap: 6px; }
  .result-stats div, .stat { padding: 9px 7px; }
}

@media (max-width: 380px), (max-height: 700px) {
  .app { padding: 7px 8px; gap: 6px; }
  .subtitle { display: none; }
  .topbar { padding-bottom: 6px; }
  .menu-hero p:not(.eyebrow) { font-size: .88rem; }
  .menu-hero h2 { font-size: clamp(2rem, 10vw, 3.1rem); }
  .mode-card { border-radius: 16px; }
  .timer-box { padding: 5px 10px; }
  .message.show span { padding: 5px 10px; font-size: .88rem; }
  .board { --board-size: min(91vw, 285px, 37.5dvh); }
  .key { height: clamp(34px, 5.8dvh, 41px); }
  .result-stats { grid-template-columns: 1fr; }
}

@media (max-height: 620px) {
  .menu-hero { padding: 0 6px; }
  .menu-hero h2 { margin-bottom: 5px; }
  .dictionary-info { display: none; }
  .mode-grid { gap: 8px; }
  .board { --board-size: min(86vw, 260px, 35dvh); }
}

.result-layer {
  position: fixed;
  inset: 0;
  z-index: 50;
  display: grid;
  place-items: center;
  padding: 14px;
  background: rgba(0,0,0,.72);
}
.result-layer.hidden { display: none !important; }
.result-layer .result-modal {
  width: min(92vw, 460px);
  margin: 0;
}
body.result-open { overflow: hidden; }

@supports (padding: max(0px)) {
  .app {
    padding-left: max(10px, env(safe-area-inset-left));
    padding-right: max(10px, env(safe-area-inset-right));
    padding-top: max(clamp(8px, 1.8dvh, 16px), env(safe-area-inset-top));
    padding-bottom: max(clamp(8px, 1.8dvh, 16px), env(safe-area-inset-bottom));
  }
}

/* Escritura editable por casillas en la fila activa */
.tile.editable {
  cursor: pointer;
}

.tile.editable.selected {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(127, 124, 255, .18), inset 0 0 0 1px rgba(255,255,255,.12);
}

.tile.editable.selected.filled {
  transform: scale(1.045);
}