/* Lectura de líneas en clave de sol: mano-pentagrama y juegos. */
.staff-lesson { display: grid; gap: 1rem; margin: 1rem 0; }
.staff-lesson__intro { display: grid; gap: .35rem; }
.staff-lesson__intro .eyebrow, .staff-lesson__intro h4, .staff-lesson__intro p { margin: 0; }
.staff-lesson__names { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .4rem !important; }
.staff-lesson__names span { display: grid; min-width: 4.4rem; padding: .45rem .7rem; border-radius: 14px; background: var(--note); color: #fff; font-weight: 800; font-size: 1.15rem; text-align: center; }
.staff-lesson__names small { font-size: .7rem; font-weight: 600; opacity: .85; }
@media (max-width: 560px) {
  .staff-lesson__names { flex-wrap: nowrap; gap: .3rem; }
  .staff-lesson__names span { flex: 1 1 0; min-width: 0; padding: .4rem .2rem; border-radius: 10px; font-size: 1rem; }
  .staff-lesson__names small { font-size: .6rem; }
}

.staff-lesson__warning { padding: .9rem 1rem; border-left: 5px solid #e8a317; border-radius: 14px; background: rgba(232, 163, 23, .12); }
.staff-lesson__warning p { margin: .3rem 0 0; }

.staff-lesson__play { display: grid; gap: .8rem; padding: 1rem; border: 2px solid rgba(87, 41, 255, .22); border-radius: 22px; background: var(--surface-tint, #faf7ff); }
.staff-lesson__tabs { display: flex; flex-wrap: wrap; gap: .4rem; }
.staff-lesson__tabs button, .staff-lesson__levels button { border: 1px solid rgba(87, 41, 255, .3); border-radius: 999px; padding: .45rem .85rem; background: transparent; color: inherit; font: inherit; font-weight: 700; cursor: pointer; }
.staff-lesson__tabs button.is-active, .staff-lesson__levels button.is-active { background: #5729ff; border-color: #5729ff; color: #fff; }
.staff-lesson__levels { display: flex; flex-wrap: wrap; gap: .4rem; }
.staff-lesson__levels button { display: grid; border-radius: 14px; text-align: left; font-size: .9rem; }
.staff-lesson__levels small { font-weight: 500; opacity: .8; }
.staff-lesson__stage { display: grid; gap: .7rem; }
.staff-lesson__prompt { margin: 0; font-size: 1.05rem; }
.staff-lesson__target { display: inline-block; padding: 0 .5rem; border-radius: 10px; background: #5729ff; color: #fff; font-size: 1.3rem; }
.staff-lesson__score { margin: 0; font-size: .9rem; opacity: .8; }
.staff-lesson__feedback { min-height: 2.6rem; margin: 0; padding: .6rem .8rem; border-radius: 12px; background: rgba(87, 41, 255, .07); }
.staff-lesson__feedback[data-tone="ok"] { background: rgba(26, 150, 90, .14); }
.staff-lesson__feedback[data-tone="miss"] { background: rgba(214, 60, 60, .12); }
.staff-lesson__result-actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .6rem; }
.staff-lesson__hint { border: 0; background: none; color: #5729ff; font: inherit; font-weight: 700; cursor: pointer; padding: 0; }
.staff-lesson__answers { display: flex; flex-wrap: wrap; gap: .5rem; }
.staff-lesson__answers button { min-width: 4.5rem; font-size: 1.1rem; }
.staff-lesson__path { display: flex; flex-wrap: wrap; gap: .3rem; margin: 0; padding: 0; list-style: none; }
.staff-lesson__path li { padding: .25rem .6rem; border-radius: 999px; background: rgba(87, 41, 255, .08); font-weight: 700; }
.staff-lesson__path li.is-done { background: #1a965a; color: #fff; }

.staff-hand { width: 100%; max-width: 520px; height: auto; justify-self: center; }
.staff-hand { border-radius: 16px; background: #f4f2ee; }
.staff-hand__finger { cursor: pointer; outline: none; }
.staff-hand__finger rect { fill: transparent; stroke: transparent; stroke-width: 6; transition: fill .2s; }
.staff-hand__finger:hover rect, .staff-hand__finger:focus-visible rect { fill: rgba(87, 41, 255, .1); stroke: rgba(87, 41, 255, .5); }
.staff-hand__finger.is-selected rect { fill: rgba(87, 41, 255, .18); stroke: #5729ff; }
.staff-hand__finger.is-correct rect { fill: rgba(26, 150, 90, .28); stroke: #1a965a; }
.staff-hand__finger.is-wrong rect { fill: rgba(214, 60, 60, .25); stroke: #d63c3c; }
.staff-hand__cover circle { fill: #5b5f6b; stroke: #fff; stroke-width: 6; }
.staff-hand__cover text { fill: #fff; font-size: 64px; font-weight: 800; }

.staff-read { width: 100%; max-width: 420px; height: auto; justify-self: center; }
.staff-read line { stroke: currentColor; stroke-width: 2; }
.staff-read__clef { fill: currentColor; font-size: 112px; }
.staff-read__note { fill: currentColor; }

/* Entrenador de lectura compás por compás (paso de meta). */
.reading-trainer { display: grid; gap: .8rem; margin: 1.2rem 0; padding: 1rem; border: 2px solid rgba(87, 41, 255, .22); border-radius: 22px; background: radial-gradient(circle at 95% 0%, rgba(255, 207, 238, .55), transparent 30%), var(--surface-tint, #faf7ff); }
.reading-trainer__head { display: grid; gap: .3rem; }
.reading-trainer__head .eyebrow, .reading-trainer__head h4, .reading-trainer__head p { margin: 0; }
.reading-trainer__stages { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .4rem; }
.reading-trainer__stages button { display: grid; gap: .1rem; padding: .5rem .3rem; border: 1px solid rgba(87, 41, 255, .3); border-radius: 14px; background: transparent; color: inherit; font: inherit; font-weight: 700; font-size: .9rem; cursor: pointer; text-align: center; }
.reading-trainer__stages button small { font-weight: 500; font-size: .72rem; opacity: .8; }
.reading-trainer__stages button.is-active { background: #5729ff; border-color: #5729ff; color: #fff; }
.reading-trainer__stars { color: #e8a317; letter-spacing: .05em; }
.reading-trainer__stages button.is-active .reading-trainer__stars { color: #ffd65a; }
.reading-trainer__board { display: grid; gap: .7rem; }
.reading-trainer__status { display: flex; justify-content: space-between; font-size: .95rem; }
.reading-trainer__progress { height: 8px; border-radius: 99px; background: rgba(87, 41, 255, .12); overflow: hidden; }
.reading-trainer__progress span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #5729ff, #c2187a); transition: width .3s; }
.reading-trainer__staff { width: 100%; max-width: 560px; justify-self: center; height: auto; }
.reading-trainer__staff line { stroke: currentColor; stroke-width: 2; }
.reading-trainer__clef { fill: currentColor; font-size: 112px; }
.reading-trainer__note ellipse { fill: currentColor; transition: fill .2s; }
.reading-trainer__note.is-current ellipse { fill: #5729ff; }
.reading-trainer__note.is-ok ellipse { fill: #1a965a; }
.reading-trainer__note.is-miss ellipse { fill: #d63c3c; }
.reading-trainer__focus { fill: rgba(87, 41, 255, .1); stroke: rgba(87, 41, 255, .45); stroke-width: 2; }
.reading-trainer__label { fill: currentColor; font-size: 15px; font-weight: 700; }
.reading-trainer__answers { display: grid; grid-template-columns: repeat(auto-fit, minmax(64px, 1fr)); gap: .5rem; }
.reading-trainer__answers button { padding: .8rem .3rem; border: 0; border-radius: 16px; background: #5729ff; color: #fff; font: inherit; font-size: 1.2rem; font-weight: 800; cursor: pointer; transition: transform .1s; }
.reading-trainer__answers button:active { transform: scale(.95); }
.reading-trainer__tools { display: flex; flex-wrap: wrap; gap: .4rem; }
.reading-trainer__tools button { padding: .4rem .75rem; border: 1px solid rgba(87, 41, 255, .3); border-radius: 999px; background: transparent; color: inherit; font: inherit; font-size: .9rem; cursor: pointer; }
.reading-trainer__feedback { min-height: 2.4rem; margin: 0; padding: .55rem .8rem; border-radius: 12px; background: rgba(87, 41, 255, .07); }
.reading-trainer__feedback:empty { visibility: hidden; }
.reading-trainer__feedback[data-tone="ok"] { background: rgba(26, 150, 90, .14); }
.reading-trainer__feedback[data-tone="miss"] { background: rgba(214, 60, 60, .12); }
.reading-trainer__result { display: grid; gap: .4rem; justify-items: center; padding: 1rem; text-align: center; }
.reading-trainer__result h4, .reading-trainer__result p { margin: 0; }
.reading-trainer__big-stars { font-size: 2.6rem; color: #e8a317; letter-spacing: .1em; }
.reading-trainer__actions { display: flex; flex-wrap: wrap; gap: .5rem; justify-content: center; margin-top: .4rem; }
@media (max-width: 560px) {
  .reading-trainer { padding: .8rem; }
  .reading-trainer__stages { gap: .25rem; }
  .reading-trainer__stages button { padding: .4rem .1rem; font-size: .75rem; }
  .reading-trainer__stages button small { display: none; }
}

/* Melodías de 4 notas: reutiliza el estilo del repertorio de 3 notas. */
.four-note-repertoire__notes { display: flex; flex-wrap: wrap; align-items: center; gap: .35rem; margin: .4rem 0; }
.four-note-repertoire .three-note-repertoire__choices small { display: block; }

/* Entrenador de patrones (combinación del día, 1 minuto, ✓). */
.pattern-trainer { display: grid; gap: 1rem; margin: 1.2rem 0; padding: 1rem; border: 2px solid rgba(87, 41, 255, .25); border-radius: 22px; background: radial-gradient(circle at 100% 0%, rgba(255, 207, 238, .55), transparent 35%), var(--surface-tint, #faf7ff); }
.pattern-trainer__head { display: grid; gap: .35rem; }
.pattern-trainer__head .eyebrow, .pattern-trainer__head h4, .pattern-trainer__head p { margin: 0; }
.pattern-trainer__head h4 { font-size: 1.3rem; }
.pattern-trainer__bar { height: 10px; border-radius: 99px; background: rgba(87, 41, 255, .12); overflow: hidden; }
.pattern-trainer__bar span { display: block; height: 100%; border-radius: inherit; background: linear-gradient(90deg, #1a965a, #5729ff); }
.pattern-trainer__stage { display: grid; gap: .8rem; padding: 1rem; border-radius: 18px; background: var(--color-surface, #fff); box-shadow: 0 6px 24px rgba(60, 30, 120, .08); }
.pattern-trainer__say { margin: 0; font-size: 1.05rem; }
.pattern-trainer__keys { display: flex; justify-content: center; gap: .35rem; }
.pattern-trainer__key { display: grid; align-content: end; justify-items: center; width: clamp(48px, 15vw, 72px); height: clamp(110px, 26vw, 150px); padding-bottom: .6rem; border: 2px solid #c9c2dc; border-radius: 0 0 14px 14px; background: #fff; color: #2b1a55; transition: background .1s, transform .1s; }
.pattern-trainer__key b { display: grid; place-items: center; width: 2rem; height: 2rem; border-radius: 50%; background: rgba(87, 41, 255, .12); font-size: 1.1rem; }
.pattern-trainer__key small { margin-top: .3rem; font-weight: 700; }
.pattern-trainer__key.is-active { background: #5729ff; border-color: #5729ff; color: #fff; transform: translateY(4px); }
.pattern-trainer__key.is-active b { background: #fff; color: #5729ff; }
.pattern-trainer__map { margin: 0; text-align: center; font-size: .9rem; opacity: .8; }
.pattern-trainer__seq { display: flex; flex-wrap: wrap; justify-content: center; gap: .25rem; font-size: 1.4rem; font-weight: 800; letter-spacing: .02em; }
.pattern-trainer__seq span { display: grid; place-items: center; min-width: 1.9rem; height: 2.2rem; border-radius: 8px; opacity: .45; transition: opacity .1s, background .1s; }
.pattern-trainer__seq span.is-start { margin-left: .5rem; }
.pattern-trainer__seq span.is-now { opacity: 1; background: #5729ff; color: #fff; transform: scale(1.15); }
.pattern-trainer__timer { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 1rem; }
.pattern-trainer__clock { position: relative; width: 120px; height: 120px; }
.pattern-trainer__ring { width: 100%; height: 100%; }
.pattern-trainer__ring-bg { fill: none; stroke: rgba(87, 41, 255, .12); stroke-width: 10; }
.pattern-trainer__ring-fg { fill: none; stroke: #5729ff; stroke-width: 10; stroke-linecap: round; transition: stroke-dasharray .25s linear; }
.pattern-trainer__time { position: absolute; inset: 0; display: grid; place-items: center; font-size: 1.6rem; font-weight: 800; }
.pattern-trainer__controls { display: grid; gap: .5rem; justify-items: start; }
.pattern-trainer__tempos { display: flex; flex-wrap: wrap; gap: .3rem; }
.pattern-trainer__tempos button { padding: .35rem .7rem; border: 1px solid rgba(87, 41, 255, .3); border-radius: 999px; background: transparent; color: inherit; font: inherit; font-size: .88rem; cursor: pointer; }
.pattern-trainer__tempos button.is-active { background: #5729ff; border-color: #5729ff; color: #fff; }
.pattern-trainer__sound { font-size: .9rem; }
.pattern-trainer__cheer { margin: 0; padding: .6rem .8rem; border-radius: 12px; background: rgba(87, 41, 255, .08); text-align: center; font-weight: 600; }
.pattern-trainer__list { display: grid; gap: .5rem; }
.pattern-trainer__list-title, .pattern-trainer__note { margin: 0; }
.pattern-trainer__list-title { font-weight: 800; }
.pattern-trainer__note { font-size: .85rem; opacity: .75; }
.pattern-trainer__chips { display: flex; flex-wrap: wrap; gap: .35rem; }
.pattern-trainer__chip { padding: .35rem .65rem; border: 1px solid rgba(87, 41, 255, .3); border-radius: 999px; background: var(--color-surface, #fff); color: inherit; font: inherit; font-weight: 700; font-size: .9rem; cursor: pointer; }
.pattern-trainer__chip.is-done { background: rgba(26, 150, 90, .14); border-color: #1a965a; color: #136b41; }
.pattern-trainer__chip.is-today { background: #5729ff; border-color: #5729ff; color: #fff; }
.pattern-trainer__chip.is-locked, .pattern-trainer__chip:disabled { opacity: .5; cursor: not-allowed; }
@media (max-width: 560px) { .pattern-trainer { padding: .75rem; } .pattern-trainer__stage { padding: .75rem; } .pattern-trainer__seq { font-size: 1.15rem; } }

/* Panel del equipo: avance del entrenador de patrones. */
.admin-patterns { display: grid; gap: .4rem; margin: .6rem 0; }
.admin-patterns__item summary { cursor: pointer; }
.admin-patterns__chips { display: flex; flex-wrap: wrap; gap: .3rem; margin: .4rem 0 0; }
.admin-patterns__chips span { padding: .15rem .5rem; border-radius: 999px; background: rgba(87, 41, 255, .08); font-size: .82rem; font-weight: 700; }
.admin-patterns__chips span.is-done { background: rgba(26, 150, 90, .15); color: #136b41; }

/* Explicación de patrones: anticipa el entrenador del paso "Tu meta". */
.pattern-preview { display: grid; gap: .45rem; margin: 1rem 0; padding: 1rem 1.1rem; border-left: 6px solid var(--color-accent, #ce0071); border-radius: 16px; background: var(--color-surface-soft, #f5f2fc); }
.pattern-preview .eyebrow, .pattern-preview h4, .pattern-preview p, .pattern-preview ol { margin: 0; }
.pattern-preview ol { display: grid; gap: .25rem; padding-left: 1.2rem; }
.pattern-preview__status { font-weight: 600; }

/* Evaluación: requisito del entrenador de patrones. */
.eval-patterns { display: flex; gap: .8rem; margin: 1rem 0; padding: 1rem; border-left: 6px solid var(--color-accent, #ce0071); border-radius: 16px; background: var(--color-surface-soft, #f5f2fc); }
.eval-patterns > span { font-size: 1.6rem; }
.eval-patterns p, .eval-patterns ul { margin: .3rem 0 0; }
.eval-patterns ul { padding-left: 1.1rem; }
.eval-patterns .link-button { padding: 0; border: 0; background: none; color: var(--color-secondary, #5729ff); font: inherit; font-weight: 700; text-decoration: underline; cursor: pointer; }

/* Canciones personales: se trabajan en Mis obras. */
.personal-songs-cta { display: grid; gap: .7rem; justify-items: start; margin: 1rem 0; padding: 1rem 1.1rem; border-left: 6px solid var(--color-accent, #ce0071); border-radius: 16px; background: var(--color-surface-soft, #f5f2fc); }
.personal-songs-cta p { margin: 0; }

/* Asesoría semanal (Mi ruta). */
.advisory { display: flex; gap: 1rem; align-items: flex-start; border-left: 6px solid var(--color-primary-strong, #0c41c4); }
.advisory--scheduled { border-left-color: var(--color-accent, #ce0071); }
.advisory--done { border-left-color: var(--color-success, #157347); }
.advisory__icon { font-size: 2rem; line-height: 1; }
.advisory__body { display: grid; gap: .45rem; flex: 1; min-width: 0; }
.advisory__body h2, .advisory__body p { margin: 0; }
.advisory__body h2 { font-size: 1.2rem; }
.advisory__form { display: grid; gap: .45rem; margin-top: .3rem; }
.advisory__label { font-weight: 700; margin-top: .3rem !important; }
.advisory__label small { font-weight: 400; opacity: .7; }
.advisory__chips { display: flex; flex-wrap: wrap; gap: .35rem; }
.advisory__chip { padding: .4rem .8rem; border: 1px solid rgba(87, 41, 255, .3); border-radius: 999px; background: var(--color-surface, #fff); color: inherit; font: inherit; cursor: pointer; }
.advisory__chip.is-active { background: var(--color-secondary, #5729ff); border-color: var(--color-secondary, #5729ff); color: #fff; }
.advisory__note { width: 100%; padding: .6rem .8rem; border: 1px solid var(--color-border, #e6e8e8); border-radius: 12px; font: inherit; background: var(--color-surface, #fff); color: inherit; }
.advisory__actions { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: .3rem; }

/* Panel del equipo: asesorías. */
.admin-advisories__list { display: grid; gap: .6rem; margin: .6rem 0 0; padding: 0; list-style: none; }
.admin-advisories__item { display: flex; flex-wrap: wrap; justify-content: space-between; gap: .6rem; padding: .8rem; border: 1px solid var(--color-border, #e6e8e8); border-radius: 14px; }
.admin-advisories__item p { margin: .25rem 0 0; }
.admin-advisories__actions { display: flex; flex-wrap: wrap; align-items: center; gap: .4rem; }
.admin-advisories__actions input { padding: .45rem .6rem; border: 1px solid var(--color-border, #e6e8e8); border-radius: 10px; font: inherit; }

/* Mi ruta: lo que falta para pasar de experiencia. */
.next-checklist { display: grid; gap: .5rem; border-left: 6px solid var(--color-secondary, #5729ff); }
.next-checklist h2, .next-checklist .eyebrow { margin: 0; }
.next-checklist__list { display: grid; gap: .5rem; margin: .3rem 0 0; padding: 0; list-style: none; }
.next-checklist__list li { display: flex; align-items: center; gap: .7rem; padding: .6rem .7rem; border: 1px solid var(--color-border, #e6e8e8); border-radius: 14px; }
.next-checklist__list li > div { display: grid; flex: 1; min-width: 0; }
.next-checklist__list small { color: var(--color-text-soft, #5e6470); }
.next-checklist__mark { display: grid; place-items: center; flex: 0 0 1.6rem; height: 1.6rem; border: 2px solid var(--color-secondary, #5729ff); border-radius: 50%; color: #fff; font-weight: 800; }
.next-checklist__list li.is-done { opacity: .7; }
.next-checklist__list li.is-done .next-checklist__mark { background: var(--color-success, #157347); border-color: var(--color-success, #157347); }
.checklist__go { flex: 0 0 auto; }
@media (max-width: 560px) { .next-checklist__list li { flex-wrap: wrap; } .checklist__go { width: 100%; } }

/* Panel: estudiantes que necesitan un empujón. */
.admin-stuck__list { display: grid; gap: .7rem; margin: .6rem 0 0; padding: 0; list-style: none; }
.admin-stuck__item { display: grid; gap: .5rem; padding: .8rem; border: 1px solid var(--color-border, #e6e8e8); border-radius: 14px; }
.admin-stuck__item p { margin: 0; }
.admin-stuck__item textarea { width: 100%; padding: .6rem .8rem; border: 1px solid var(--color-border, #e6e8e8); border-radius: 12px; font: inherit; background: var(--color-surface, #fff); color: inherit; }
.admin-stuck__actions { display: flex; flex-wrap: wrap; gap: .4rem; }

/* Modo repaso de experiencias anteriores. */
.review-banner { display: flex; flex-wrap: wrap; align-items: center; gap: .8rem; margin-bottom: 1rem; padding: .8rem 1rem; border-radius: 16px; border-left: 6px solid var(--color-primary-strong, #0c41c4); background: var(--color-surface-soft, #f5f2fc); }
.review-banner > span { font-size: 1.6rem; }
.review-banner > div { display: grid; flex: 1; min-width: 200px; }
.review-banner small { color: var(--color-text-soft, #5e6470); }
.review-shelf { display: grid; gap: .5rem; }
.review-shelf h2, .review-shelf p { margin: 0; }
.review-shelf__list { display: flex; flex-wrap: wrap; gap: .5rem; }
.review-shelf__item { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 0 .8rem; min-width: 200px; padding: .7rem .9rem; border: 1px solid var(--color-border, #e6e8e8); border-radius: 14px; background: var(--color-surface, #fff); color: inherit; font: inherit; text-align: left; cursor: pointer; }
.review-shelf__item small { grid-column: 1; color: var(--color-text-soft, #5e6470); }
.review-shelf__item span { grid-column: 2; grid-row: 1 / span 2; color: var(--color-secondary, #5729ff); font-weight: 800; }

/* Líneas y espacios: pentagrama grande que se toca (Experiencia VI). */
.staff-board { background: #fff; border: 1px solid rgba(104, 13, 191, .14); max-width: 620px; }
.staff-board line { stroke: #2c2450; stroke-width: 2.5; }
.staff-board__clef { fill: #2c2450; font-size: 150px; font-family: "Noto Music", "Segoe UI Symbol", serif; }
.staff-board__band rect { fill: transparent; }
.staff-board__band text { fill: #680dbf; font-size: 15px; font-weight: 800; pointer-events: none; }
.staff-board__band--space text { fill: #ce0071; }
.staff-lesson__hands { display: grid; grid-template-columns: repeat(2, minmax(0, 220px)); gap: .6rem; }
.staff-lesson__hands img { width: 100%; aspect-ratio: 1086 / 900; object-fit: cover; object-position: 50% 45%; border-radius: 14px; background: #f4f2ee; }