/* ==========================================================================
   TABLAS DE KANA (/kana/): cabecera, pestañas, rejilla gojūon (básicos,
   dakuten y combinaciones), filas que suenan, marcas de tu mazo, detalle
   y la caza de kana contra el reloj.
   ========================================================================== */

.kana-hero { position: relative; overflow: hidden; border-bottom: var(--line) solid var(--ink); background: var(--teal-2); }
.kana-hero::before { content: ""; position: absolute; inset: -50%; background: repeating-conic-gradient(from 0deg at 75% 55%, rgba(255,253,247,.45) 0 6deg, transparent 6deg 14deg); }
.kana-hero::after { content: ""; position: absolute; inset: 0; background-image: var(--halftone); background-size: 7px 7px; opacity: .45; }
.kana-hero-in { position: relative; z-index: 1; display: grid; grid-template-columns: 1.2fr 1fr; gap: 20px; align-items: center; padding-block: clamp(30px, 5vw, 64px); }
.kana-hero h1 { margin: 12px 0 14px; font-size: clamp(36px, 6vw, 68px); }
.kh-accent { display: inline-block; color: var(--seal); transform: rotate(-3deg); }
.kh-txt .lead { margin-bottom: 20px; }
.kh-art { position: relative; height: clamp(200px, 26vw, 300px); }
.kh-big {
  position: absolute; display: grid; place-items: center; width: clamp(120px, 15vw, 170px); aspect-ratio: 1;
  background: var(--white); border: var(--line-thick) solid var(--ink); border-radius: 26px; box-shadow: var(--shadow-lg);
  font: 900 clamp(76px, 10vw, 112px)/1 var(--f-round);
}
.kh-big { cursor: pointer; transition: scale .22s ease-in; }
.kh-big.is-turn { scale: 0 1; } /* media vuelta: cambia de pareja */
/* la inclinación va en «rotate» para que no la pise la animación «floaty» (usa transform) */
.kh-h { left: 2%; top: 2%; rotate: -8deg; animation: floaty 4s ease-in-out infinite; }
.kh-k { left: 24%; top: 41%; rotate: 6deg; background: var(--orange-2); animation: floaty 4.6s ease-in-out .5s infinite; }
.kh-st { position: absolute; right: -4%; bottom: -10%; height: 100%; width: auto; pointer-events: none; }
@media (max-width: 760px) {
  .kana-hero-in { grid-template-columns: 1fr; }
  .kh-art { height: 170px; }
  .kh-big { width: 110px; font-size: 70px; }
  .kh-h { left: 0; top: 10px; }
  .kh-k { left: 25%; top: 40px; }
  .kh-st { right: 0; height: 170px; bottom: -14px; }
}

/* barra de pestañas */
.kana-bar { position: sticky; top: calc(var(--nav-h) + 8px); z-index: 20; display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin: 26px 0 8px; padding: 8px; background: color-mix(in srgb, var(--paper) 92%, transparent); backdrop-filter: blur(6px); border: 2px solid var(--ink); border-radius: 20px; }
.kana-tabs { display: flex; gap: 6px; }
.kt-tab {
  display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 6px 18px; border: 2px solid var(--ink); border-radius: 14px; background: var(--white);
  font: 800 15px/1 var(--f-display); letter-spacing: .08em; text-transform: uppercase; cursor: pointer; transition: transform .12s;
}
.kt-tab .jp { font-size: 22px; }
.kt-tab:hover { transform: translateY(-2px); }
.kt-tab[aria-selected="true"] { background: var(--ink); color: var(--paper); box-shadow: var(--shadow-sm); }
.kana-tools { display: flex; align-items: center; gap: 10px 14px; flex-wrap: wrap; }
.kana-quiz { display: inline-flex; align-items: center; gap: 8px; font: 700 14px/1.2 var(--f-display); cursor: pointer; padding-right: 6px; }
.kana-quiz small { color: var(--ink-soft); font-weight: 600; font-size: 12.5px; }
.kana-quiz input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.kana-quiz .sw { width: 46px; height: 26px; flex: none; border: 2px solid var(--ink); border-radius: 999px; background: var(--paper-2); position: relative; transition: background-color .2s; }
.kana-quiz .sw::after { content: ""; position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%; background: var(--white); border: 2px solid var(--ink); transition: transform .2s cubic-bezier(.3, 1.4, .5, 1); }
.kana-quiz input:checked + .sw { background: var(--seal); }
.kana-quiz input:checked + .sw::after { transform: translateX(20px); }
.kana-quiz input:focus-visible + .sw { outline: 3px solid var(--teal); outline-offset: 3px; }
@media (max-width: 520px) {
  .kana-quiz small { display: none; } .kt-tab { padding: 6px 12px; font-size: 13px; }
  .kana-tools { width: 100%; justify-content: space-between; }
}

/* caza de kana: la barra se convierte en el marcador */
.kana-bar.is-hunting { background: var(--ink); color: var(--paper); border-color: var(--ink); box-shadow: var(--shadow); }
.kana-bar.is-hunting .kana-tabs, .kana-bar.is-hunting .kana-tools { display: none; }
.hunt-hud { display: flex; align-items: center; gap: 10px 14px; width: 100%; padding: 2px 4px 2px 10px; font: 800 14px/1 var(--f-display); letter-spacing: .08em; text-transform: uppercase; }
.hunt-find { display: inline-flex; align-items: baseline; gap: 10px; margin-right: auto; }
.hunt-r { display: inline-block; min-width: 2.6em; padding: 6px 12px 5px; border-radius: 10px; background: var(--gold-2); color: var(--ink); font: 900 26px/1 var(--f-display); text-transform: none; letter-spacing: .02em; text-align: center; }
.hunt-r.is-bump { animation: popin .3s ease both; }
.hunt-say, .hunt-x { flex: none; width: 40px; height: 40px; display: grid; place-items: center; border: 2px solid var(--paper); border-radius: 50%; background: transparent; color: var(--paper); font: 800 18px/1 var(--f-display); cursor: pointer; }
.hunt-say:hover, .hunt-x:hover { background: rgba(255,253,247,.14); }
.hunt-n, .hunt-t { font-variant-numeric: tabular-nums; white-space: nowrap; }
.hunt-n b { font-size: 20px; color: var(--gold-2); }
.hunt-t { min-width: 4.4em; text-align: right; color: var(--teal-2); }
@media (max-width: 520px) { .hunt-hud { gap: 8px; padding-left: 6px; font-size: 12px; } .hunt-r { font-size: 22px; } .hunt-find { gap: 6px; } .hunt-say, .hunt-x { width: 36px; height: 36px; } .hunt-t { min-width: 3.8em; } }

/* paneles */
.kana-panel { animation: popin .35s ease both; }
.kp-head { margin-top: 26px; }
.kp-head h2 { margin-bottom: 8px; }
.kp-head h2 .jp { display: inline-block; white-space: nowrap; font-size: .62em; color: var(--seal); margin-left: 6px; text-transform: none; }
.kp-head p { max-width: 62ch; color: var(--ink-2); }
.kp-subrow { display: flex; align-items: center; justify-content: space-between; gap: 6px 12px; flex-wrap: wrap; max-width: 660px; margin: 28px 0 12px; }
.kp-sub { margin: 0; font-size: 19px; text-transform: uppercase; letter-spacing: .04em; }
.kp-ex { display: inline-grid; place-items: center; min-width: 1.7em; height: 1.7em; padding: 0 .25em; margin: 0 .1em; vertical-align: .05em; border: 2px solid var(--ink); border-radius: 8px; background: var(--white); font-size: .95em; text-transform: none; }
.kp-note { max-width: 62ch; font-size: 15.5px; color: var(--ink-2); }
.kp-note i { font-style: normal; font-weight: 700; color: var(--ink); }
.kp-note .jp, .kp-ex { white-space: nowrap; } /* きゃ es un solo golpe: nunca partido entre dos líneas */
.kp-note--small { margin-top: 18px; padding: 12px 14px; max-width: 660px; border: 2px dashed rgba(22,20,24,.25); border-radius: 14px; font-size: 15px; }

/* estaciones del metro donde se enseña cada tabla */
.kp-stations { display: flex; gap: 8px; flex-wrap: wrap; margin: 0; }
.kp-st { display: inline-flex; align-items: center; gap: 8px; padding: 4px 14px 4px 5px; border: 2px solid var(--ink); border-radius: 999px; background: var(--white); text-decoration: none; font: 700 13px/1 var(--f-display); box-shadow: var(--shadow-sm); transition: transform .12s; }
.kp-st:hover { transform: translateY(-2px); }
.kp-st .st-sign { width: 32px; height: 36px; gap: 4px; border-width: 2.5px; border-radius: 7px; }
.kp-st .st-sign b { font-size: 11px; }
.kp-st .st-sign i { font-size: 13px; }
/* .st-sign (cartel de estación): en components.css */
.kh-board .st-sign { box-shadow: 0 0 0 2px var(--paper); }

/* tu mazo (tarjetas de /study/) */
.kp-mine { display: flex; align-items: center; flex-wrap: wrap; gap: 6px 10px; margin: 6px 0 0; font: 600 14.5px/1.4 var(--f-body); color: var(--ink-2); }
.kp-mine b { color: var(--ink); }
.km-item { display: inline-flex; align-items: center; gap: 6px; white-space: nowrap; } /* marca + número + palabra, juntos y con aire */
.kp-mine a { color: var(--seal); font-weight: 700; }
.km { flex: none; display: inline-grid; place-items: center; width: 18px; height: 18px; border-radius: 50%; }
.km--known { background: var(--teal); color: var(--white); font: 900 11px/1 var(--f-display); border: 1.5px solid var(--ink); }
.km--learning { width: 12px; height: 12px; background: var(--orange); border: 1.5px solid var(--ink); }

/* rejilla gojūon */
.kchart { display: grid; gap: 6px; max-width: 660px; padding: clamp(10px, 2vw, 18px); background: var(--white); border: var(--line) solid var(--ink); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); background-image: var(--halftone); background-size: 8px 8px; }
.kc-row { display: grid; grid-template-columns: 26px repeat(5, minmax(0, 1fr)); gap: 6px; align-items: stretch; }
.kc-row > span[role="cell"] { display: grid; }
.kc-head { margin-bottom: -2px; }
.kc-colh { text-align: center; font: 800 12px/1 var(--f-display); letter-spacing: .1em; color: var(--ink-soft); text-transform: uppercase; }
.kc-label { display: grid; place-items: center; font: 800 13px/1 var(--f-display); color: var(--seal); text-transform: uppercase; }
/* letra de fila = botón que lee la fila entera */
.kr-play {
  position: relative; display: grid; place-items: center; width: 100%; min-height: 44px; height: 100%; padding: 0;
  border: 0; border-radius: 10px; background: none; color: inherit; font: inherit; cursor: pointer;
}
.kr-play i { position: absolute; inset: 0; display: grid; place-items: center; font-size: 12px; font-style: normal; opacity: 0; transition: opacity .15s; }
.kr-play span { transition: opacity .15s; }
.kr-play:hover, .kr-play:focus-visible, .kr-play.is-playing { background: var(--gold-2); color: var(--ink); }
.kr-play:hover span, .kr-play:focus-visible span, .kr-play.is-playing span { opacity: 0; }
.kr-play:hover i, .kr-play:focus-visible i, .kr-play.is-playing i, .kr-play.is-dot i { opacity: 1; }
.kr-play.is-dot i { color: var(--ink-soft); }
.kr-play.is-dot:hover i, .kr-play.is-dot.is-playing i { color: var(--ink); }
.kr-play.is-playing { animation: wobble .5s ease-in-out infinite; }
.kc {
  position: relative; display: grid; justify-items: center; align-content: center; gap: 8px; min-height: 72px; padding: 6px 3px 8px;
  background: var(--paper); border: 2px solid var(--ink); border-radius: 14px; cursor: pointer;
  transition: transform .12s, background-color .2s, box-shadow .12s;
}
.kc:hover { transform: translateY(-3px) rotate(-2deg); background: var(--cream); box-shadow: var(--shadow-sm); }
.kc:active { transform: scale(.94); }
.kc--empty { min-height: 72px; border: 2px dashed rgba(22,20,24,.12); border-radius: 14px; }
.kc-k { font: 900 clamp(28px, 6.2vw, 38px)/1.05 var(--f-round); }
/* rōmaji bajo el kana: separado del trazo y legible */
.kc-r { font: 700 13px/1 var(--f-display); color: var(--ink-soft); letter-spacing: .04em; }
.kc.is-ping { animation: ping .45s cubic-bezier(.3, 1.4, .5, 1); background: var(--gold-2); }
.kh-big.is-ping { animation: ping .45s cubic-bezier(.3, 1.4, .5, 1); }
@keyframes ping { 40% { transform: scale(1.12) rotate(3deg); } }
/* marcas de tu mazo */
.kc.is-known::after, .kc.is-learning::after { content: ""; position: absolute; top: 4px; right: 4px; border: 1.5px solid var(--ink); border-radius: 50%; }
.kc.is-known::after { content: "✓"; width: 14px; height: 14px; display: grid; place-items: center; background: var(--teal); color: var(--white); font: 900 8.5px/1 var(--f-display); }
.kc.is-learning::after { width: 9px; height: 9px; background: var(--orange); }
/* caza: acierto, fallo y pista */
.kc.is-hit { animation: ping .45s cubic-bezier(.3, 1.4, .5, 1); background: #bfeee6; }
.kc.is-miss { animation: shake .4s; background: #fbd9d6; }
.kc.is-hint { animation: pulse 1s ease-in-out infinite; background: var(--gold-2); box-shadow: 0 0 0 3px var(--gold); }
.is-hunting .kchart--basic { box-shadow: 7px 7px 0 var(--seal); }
.is-hunting .kp-col:not(:first-child) { opacity: .35; pointer-events: none; transition: opacity .3s; }
.kchart { scroll-margin-top: calc(var(--nav-h) + 96px); }
#panel-k .kc { background: #f2fbf9; }
.is-quiz .kc:not(.is-shown) .kc-r { visibility: hidden; }
.is-quiz .kc.is-shown { background: var(--cream); }
/* combinaciones: tres columnas (ya · yu · yo) */
.kchart--yoon { max-width: 420px; }
.kchart--yoon .kc-row { grid-template-columns: 30px repeat(3, minmax(0, 1fr)); }
.kchart--yoon .kc-k { letter-spacing: -.04em; }
@media (max-width: 400px) {
  .kc-row { grid-template-columns: 18px repeat(5, minmax(0, 1fr)); gap: 4px; } .kchart { gap: 4px; padding: 8px; } .kc { min-height: 64px; gap: 7px; padding: 5px 2px 7px; border-radius: 11px; } .kc--empty { min-height: 64px; }
  /* la marca de tu mazo sale a la esquina: en celdas estrechas pisaba el kana */
  .kc.is-known::after, .kc.is-learning::after { top: -4px; right: -4px; }
  .kchart--yoon .kc-row { grid-template-columns: 26px repeat(3, minmax(0, 1fr)); }
  .kr-play { min-height: 36px; }
}

/* cómo aprender */
.kana-how { margin-top: clamp(50px, 8vw, 90px); }
.kh-steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 240px), 1fr)); gap: 14px; }
.kh-steps article { position: relative; padding: 24px 18px 16px; background: var(--white); border: var(--line) solid var(--ink); border-radius: 20px; box-shadow: var(--shadow); }
.kh-steps b { position: absolute; top: -16px; left: 16px; width: 36px; height: 36px; display: grid; place-items: center; border-radius: 50%; background: var(--seal); color: var(--white); border: 2px solid var(--ink); font: 900 18px/1 var(--f-display); }
.kh-steps h3 { font-size: 19px; margin-bottom: 6px; }
.kh-steps p { margin: 0; font-size: 15.5px; color: var(--ink-2); }
.kh-cta { margin-top: 24px; }

/* detalle (modal) */
.kd { position: relative; padding: 22px; }
.kd-x { position: absolute; top: 10px; right: 12px; width: 38px; height: 38px; border: 2px solid var(--ink); border-radius: 50%; background: var(--white); font: 800 22px/1 var(--f-display); cursor: pointer; }
.kd-main { display: flex; gap: 20px; align-items: center; }
.kd-glyph {
  flex: none; width: 150px; height: 150px; display: grid; place-items: center; padding: 0;
  font: 900 112px/1 var(--f-round); background: var(--paper); border: var(--line-thick) solid var(--ink); border-radius: 26px; box-shadow: var(--shadow);
  text-shadow: 5px 5px 0 var(--orange-2); cursor: pointer; animation: popin .3s ease both;
}
.kd-glyph.is-pair { font-size: 70px; letter-spacing: -.06em; }
.kd-glyph.is-ping { animation: ping .45s cubic-bezier(.3, 1.4, .5, 1); }
.kd-station { display: flex; align-items: center; gap: 12px; margin-top: 14px; padding: 10px 12px; border: 2px solid var(--ink); border-radius: 14px; background: var(--paper); text-decoration: none; transition: transform .12s; }
.kd-station:hover { transform: translateY(-2px); }
.kd-station > span:nth-child(2) { display: grid; gap: 2px; font: 800 14px/1.2 var(--f-display); }
.kd-station small { font: 600 13px/1.25 var(--f-body); color: var(--ink-soft); }
.kd-mine { margin-left: auto; flex: none; padding: 4px 9px; border: 2px solid var(--ink); border-radius: 999px; background: var(--orange-2); font: 800 11px/1 var(--f-display); letter-spacing: .08em; text-transform: uppercase; }
.kd-mine.is-known { background: var(--teal); color: var(--white); }
.kd-info { display: grid; gap: 6px; justify-items: start; }
.kd-r { font: 900 56px/1 var(--f-display); color: var(--seal); }
.kd-alt { color: var(--ink-soft); font-size: 13.5px; }
.kd-twin { font: 700 15px/1.2 var(--f-display); }
.kd-twin .jp { font-size: 24px; margin-left: 4px; }
.kd-mnemo, .kd-words { margin: 18px 0 0; padding: 12px 14px; border: 2px solid var(--ink); border-radius: 14px; background: var(--cream); }
.kd-mnemo small, .kd-words small { display: block; font: 800 11px/1 var(--f-display); letter-spacing: .14em; text-transform: uppercase; color: var(--teal); margin-bottom: 6px; }
.kd-words { background: var(--white); display: grid; gap: 4px; }
.kd-word { display: flex; gap: 8px; align-items: baseline; border: 0; background: none; padding: 4px 0; cursor: pointer; text-align: left; font-size: 15px; }
.kd-word .jp { flex: none; font-weight: 900; font-size: 20px; white-space: nowrap; } /* «かんじ» no se parte en dos líneas */
.kd-word:hover .jp { color: var(--seal); }
.kd-nav { display: flex; align-items: center; justify-content: space-between; margin-top: 18px; font: 700 14px/1 var(--f-display); color: var(--ink-soft); }
@media (max-width: 460px) { .kd-main { flex-direction: column; align-items: flex-start; } .kd-glyph { width: 120px; height: 120px; font-size: 88px; } .kd-glyph.is-pair { font-size: 56px; } }

/* resultado de la caza */
.hunt-res { position: relative; text-align: center; padding-top: 30px; }
.hunt-hanko { font-family: var(--f-jp); filter: none; margin-bottom: 10px; animation: slam .55s cubic-bezier(.3, 1.4, .5, 1) both; }
.hunt-res h3 { margin-bottom: 4px; text-transform: uppercase; }
.hunt-time { margin: 0; font: 900 clamp(46px, 10vw, 64px)/1 var(--f-display); font-variant-numeric: tabular-nums; color: var(--seal); }
.hunt-sum { color: var(--ink-2); margin: 10px 0 18px; }
.hunt-row { justify-content: center; }

/* en pantallas anchas, básicas y con dakuten lado a lado */
.kp-grid { display: grid; gap: 0 clamp(20px, 3vw, 40px); }
.kp-col { min-width: 0; }
@media (min-width: 1040px) { .kp-grid { grid-template-columns: 1.15fr 1fr; align-items: start; } .kp-wide { grid-column: 1 / -1; } }
/* combinaciones traspuestas en pantallas anchas: las 11 filas pasan a ser columnas y caben en una franja */
@media (min-width: 900px) {
  .kchart--yoon { max-width: none; grid-template-rows: repeat(4, auto); grid-template-columns: 34px; grid-auto-flow: column; grid-auto-columns: minmax(0, 1fr); container-type: inline-size; }
  /* きゃ en una sola línea: el tamaño sigue al ancho de la columna (11 columnas en ~900 px no caben a 38 px) */
  .kchart--yoon .kc-k { white-space: nowrap; font-size: 28px; font-size: clamp(20px, calc(4.5cqi - 11px), 38px); }
  .kchart--yoon .kc-row { display: contents; }
  .kchart--yoon .kc-colh { display: grid; place-items: center; }
  .kchart--yoon .kr-play { min-height: 30px; }
  .kp-wide .kp-subrow, .kp-wide .kp-note--small { max-width: none; }
}
@media (max-width: 420px) { .kp-sub { font-size: 16.5px; } }

/* dibujo de la mnemotecnia (el mismo del mazo de Anki) */
.kd-art { margin: 16px 0 0; display: grid; place-items: center; padding: 10px; border: 2px solid var(--ink); border-radius: 14px; background: var(--white); }
.kd-art img { width: min(100%, 260px); height: auto; aspect-ratio: 1; object-fit: contain; }
.kd-ex { display: block; margin-top: 8px; font-weight: 700; }
.kd-ex .jp { font-size: 1.15em; color: var(--seal); margin: 0 2px; }
.kd-twin-alert small { color: var(--seal); }

/* hojas para imprimir (PDF generados por _fuentes/scripts/hojas_kana.py) */
.kana-print { margin-top: 56px; scroll-margin-top: calc(var(--nav-h) + 20px); }
.kpr-head h2 { margin-bottom: 8px; }
.kpr-head p { max-width: 62ch; color: var(--ink-2); }
.kpr-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 420px), 1fr)); gap: 18px; margin-top: 18px; }
.kpr-card { display: grid; grid-template-columns: 128px minmax(0, 1fr); gap: 14px; align-items: start; padding: 14px; background: var(--white); border: var(--line) solid var(--ink); border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.kpr-thumb { display: block; border: 2px solid var(--ink); border-radius: 8px; overflow: hidden; background: #fff; transition: transform .12s; }
.kpr-thumb:hover { transform: translateY(-2px) rotate(-1.5deg); }
.kpr-thumb img { display: block; width: 100%; height: auto; }
.kpr-txt h3 { margin: 2px 0 6px; font-size: 17px; text-transform: uppercase; letter-spacing: .03em; }
.kpr-txt p { margin: 0; font-size: 14px; line-height: 1.4; color: var(--ink-2); }
.kpr-txt .kpr-meta { margin-top: 6px; font: 700 12px/1.2 var(--f-display); letter-spacing: .08em; text-transform: uppercase; color: var(--ink-soft); }
.kpr-dl { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.kpr-dl .btn { white-space: nowrap; }
.kpr-credit { margin-top: 14px; font-size: 12.5px; color: var(--ink-soft); }
.kpr-credit a { color: var(--seal); }
@media (max-width: 420px) { .kpr-card { grid-template-columns: 88px minmax(0, 1fr); gap: 12px; padding: 12px; } }

/* cabecera: los juegos y el test, como enlaces pequeños bajo los dos botones */
.kana-test-link { margin: 14px 0 0; font-size: 15px; line-height: 1.6; }
.kana-test-link a { color: var(--seal); font-weight: 700; }
#kana-bar { scroll-margin-top: calc(var(--nav-h) + 16px); }