/* components.css
   Herbruikbare UI-componenten. Wordt per stap aangevuld:
   hero + knoppen + song-kaarten (stap 2) — accordeons, flashcards,
   quiz, beslisboom volgen in latere stappen. */

/* ---------- Thema-knop ---------- */

[data-theme-toggle] {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: none;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  padding: var(--space-2) var(--space-3);
  color: var(--color-text-muted);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
}

[data-theme-toggle] svg {
  flex-shrink: 0;
}

[data-theme-toggle]:hover {
  background-color: var(--color-bg-sunken);
  color: var(--color-text);
  border-color: var(--color-accent);
}

/* ---------- Knoppen ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: 999px;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  font-weight: 600;
  transition: background-color var(--transition-fast), border-color var(--transition-fast),
    transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn:active {
  transform: scale(0.97);
}

.btn-primary {
  background: var(--gradient-accent);
  color: #fff;
  box-shadow: var(--shadow-accent);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 22px rgba(180, 100, 31, 0.4);
}

.btn-secondary {
  background-color: var(--color-bg-elevated);
  border-color: var(--color-border);
  color: var(--color-text);
}

.btn-secondary:hover {
  border-color: var(--color-accent);
  color: var(--color-accent-strong);
  transform: translateY(-2px);
}

.btn-large {
  padding: var(--space-3) var(--space-5);
  font-size: 1.1rem;
}

.btn-danger {
  background-color: var(--color-bg-elevated);
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.btn-danger:hover {
  background-color: color-mix(in srgb, var(--color-danger) 12%, var(--color-bg-elevated));
  transform: translateY(-2px);
}

/* Bevestig-voor-je-drukt: eerste klik zet de knop in "gewapende" staat. */
.btn-danger[data-armed="true"] {
  background-color: var(--color-danger);
  color: #fff;
}

/* Pijltje in een knop schuift mee bij hover */
.btn__arrow {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--transition-fast);
}

.btn:hover .btn__arrow {
  transform: translateX(3px);
}

/* ---------- Hero (homepagina) ---------- */

.hero {
  position: relative;
  text-align: center;
  padding: var(--space-6) 0 var(--space-5);
}

/* Zachte gloed achter de hero — puur decoratief */
.hero::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  translate: -50% -30%;
  width: min(640px, 90%);
  height: 420px;
  background: radial-gradient(ellipse at center,
    color-mix(in srgb, var(--color-accent) 14%, transparent) 0%,
    transparent 70%);
  pointer-events: none;
  z-index: -1;
}

.hero > * {
  animation: rise-in 0.55s cubic-bezier(0.2, 0, 0.2, 1) backwards;
}

.hero > :nth-child(2) { animation-delay: 80ms; }
.hero > :nth-child(3) { animation-delay: 160ms; }

/* Landingspagina: sfeerfoto als volledige hero-achtergrond, met een donker
   vignet zodat titel/ondertekst in beide thema's leesbaar blijven —
   dezelfde behandeling als .auth-page--photo. */
.hero--photo {
  margin: 0 calc(-1 * var(--space-5));
  padding: var(--space-6) var(--space-5) var(--space-5);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  background-image:
    linear-gradient(180deg,
      rgba(10, 8, 6, 0.55) 0%,
      rgba(10, 8, 6, 0.72) 55%,
      var(--color-bg) 100%),
    url("../img/gitaarles.png");
  background-size: cover;
  background-position: center 25%;
  background-repeat: no-repeat;
}

.hero--photo::before {
  content: none;
}

.hero--photo .hero-eyebrow {
  background-color: rgba(21, 17, 12, 0.55);
  border-color: rgba(255, 255, 255, 0.25);
  color: #f3d9b8;
}

.hero--photo h1 {
  color: #fff;
}

.hero--photo .hero-sub {
  color: rgba(255, 255, 255, 0.92);
}

.hero--photo .hero-philosophy {
  color: rgba(255, 255, 255, 0.8);
}

@media (max-width: 768px) {
  .hero--photo {
    margin: 0 calc(-1 * var(--space-3));
    padding: var(--space-5) var(--space-3) var(--space-4);
  }
}
.hero > :nth-child(4) { animation-delay: 240ms; }
.hero > :nth-child(5) { animation-delay: 320ms; }

@keyframes rise-in {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background-color: var(--color-bg-elevated);
  color: var(--color-accent-strong);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--space-4);
}

.hero h1 {
  font-size: clamp(2.2rem, 1.5rem + 3vw, 3.1rem);
  max-width: 720px;
  margin: 0 auto var(--space-2);
}

.hero-sub {
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.3rem);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto var(--space-4);
}

.hero-philosophy {
  max-width: 640px;
  margin: 0 auto var(--space-5);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

/* ---------- Kaarten (generiek) ---------- */

.card {
  position: relative;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: var(--shadow-card);
  /* Entrance-animatie: werkt ook voor kaarten die via JS worden toegevoegd */
  animation: rise-in 0.45s cubic-bezier(0.2, 0, 0.2, 1) backwards;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    border-color var(--transition-fast);
}

/* Lichte stagger zodat een grid niet in één blok verschijnt */
.card:nth-child(2) { animation-delay: 60ms; }
.card:nth-child(3) { animation-delay: 120ms; }
.card:nth-child(4) { animation-delay: 180ms; }
.card:nth-child(5) { animation-delay: 240ms; }
.card:nth-child(6) { animation-delay: 300ms; }

.card:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--color-accent) 45%, var(--color-border));
  box-shadow: var(--shadow-card-hover);
}

/* Een kaart die zelf een link is (bv. doorklikken naar een eigen pagina) — reset het standaard linkgedrag van de browser. */
a.card {
  color: inherit;
  text-decoration: none;
}

/* ---------- Song-grid & song-kaart ---------- */

.song-grid-section {
  padding: var(--space-5) 0 var(--space-6);
}

.song-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-4);
}

.song-grid[data-loading] {
  color: var(--color-text-muted);
  font-style: italic;
}

.song-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
}

.song-card__title {
  margin: 0;
  font-size: 1.15rem;
}

.song-card__link {
  color: var(--color-text);
  text-decoration: none;
}

/* Stretched-link patroon: de link dekt de volledige kaart af zonder een
   <button> erin te moeten nesten (zie songCard.js). */
.song-card__link::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
}

.song-card__artist {
  margin: var(--space-1) 0 var(--space-3);
}

.song-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- Badges ---------- */

.badge {
  display: inline-block;
  padding: 2px var(--space-2);
  border-radius: 999px;
  font-size: 0.75rem;
  background-color: var(--color-bg-sunken);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

/* ---------- Favorieten-knop ---------- */

.favorite-btn {
  position: relative;
  z-index: 2;
  background: none;
  border: none;
  font-size: 1.3rem;
  line-height: 1;
  color: var(--color-accent);
  cursor: pointer;
  padding: var(--space-1);
  transition: transform var(--transition-fast);
}

.favorite-btn:hover {
  transform: scale(1.15);
}

.favorite-btn--large {
  font-size: 2rem;
}

/* ---------- Song Explorer: hero ---------- */

.song-hero {
  padding: var(--space-5) 0 var(--space-4);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--space-4);
}

.song-hero__breadcrumb {
  margin: 0 0 var(--space-2);
}

.song-hero__breadcrumb a {
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

.song-hero__breadcrumb a:hover {
  color: var(--color-accent-strong);
}

.song-hero__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.song-hero h1 {
  margin-bottom: var(--space-1);
}

.song-hero__artist {
  margin: 0;
  font-size: 1.1rem;
}

.song-hero__meta {
  display: flex;
  gap: var(--space-2);
  margin-top: var(--space-3);
}

/* ---------- Backingtrack ---------- */

.backing-track {
  margin-top: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background-color: var(--color-bg-sunken);
  border-radius: var(--radius-md);
}

.backing-track__label {
  margin: 0 0 var(--space-1);
  font-size: 1rem;
}

.backing-track p {
  margin: 0 0 var(--space-2);
}

/* ---------- Media (video/audio) placeholders ---------- */

.media-slot video,
.media-slot audio {
  width: 100%;
  border-radius: var(--radius-md);
}

.youtube-embed {
  position: relative;
  width: 100%;
  padding-top: 56.25%; /* 16:9 */
  border-radius: var(--radius-md);
  overflow: hidden;
  background-color: var(--color-bg-sunken);
}

.youtube-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

.youtube-embed__link {
  display: inline-block;
  margin-top: var(--space-2);
  font-size: 0.9rem;
  color: var(--color-accent-strong);
  text-decoration: none;
}

.youtube-embed__link:hover {
  text-decoration: underline;
}

/* ---------- Toonladder-/gitaarhalsdiagram ---------- */

.fretboard-diagram {
  margin: var(--space-2) 0 var(--space-3);
  display: inline-block;
}

.fretboard-diagram__svg {
  width: 100%;
  max-width: 320px;
  height: auto;
}

.fretboard-diagram figcaption {
  margin-top: var(--space-1);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.fretboard__string {
  stroke: var(--color-text-muted);
}

.fretboard__fret {
  stroke: var(--color-border);
  stroke-width: 1.5;
}

.fretboard__nut {
  stroke: var(--color-text);
  stroke-width: 4;
}

.fretboard__stringlabel {
  font-size: 9px;
  fill: var(--color-text-muted);
}

.fretboard__fretlabel {
  font-size: 9px;
  fill: var(--color-text-muted);
}

.fretboard__dot {
  fill: var(--color-bg-elevated);
  stroke: var(--color-accent);
  stroke-width: 2;
}

.fretboard__dot--root {
  fill: var(--color-accent);
  stroke: var(--color-accent);
}

/* ---------- Paginaintro (Technieken, Theorie, ...) ---------- */

.page-intro {
  padding: var(--space-5) 0 var(--space-4);
}

/* ---------- Losse kaarten onder elkaar (bv. Tools) ---------- */

.card-stack {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-bottom: var(--space-6);
}

/* ---------- Chip-rij (bv. stijlvoorbeelden) ---------- */

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

/* ---------- Weergave-toggle (lijst / flashcards) ---------- */

.mode-toggle {
  display: inline-flex;
  gap: var(--space-1);
  margin-top: var(--space-3);
  padding: 4px;
  background-color: var(--color-bg-sunken);
  border-radius: var(--radius-md);
}

.mode-toggle__btn {
  border: none;
  background: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-sm);
  font-weight: 600;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.mode-toggle__btn.is-active {
  background-color: var(--color-bg-elevated);
  color: var(--color-text);
  box-shadow: var(--shadow-card);
}

/* ---------- Techniek-lijstitem ---------- */

.technique-item summary {
  gap: var(--space-3);
}

.technique-item__title {
  flex: 1;
}

.technique-item__teaser {
  color: var(--color-text-muted);
  font-style: italic;
}

#techniques-list {
  padding-bottom: var(--space-4);
}

/* ---------- Flashcards ---------- */

.flashcard-deck {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) 0 var(--space-6);
}

/* [hidden] alleen als attribuutselector heeft dezelfde specificiteit als
   een klasse — zonder deze regel wint de "display: flex" hierboven van
   de ingebouwde browserstijl voor [hidden], en blijft de deck zichtbaar. */
.flashcard-deck[hidden] {
  display: none;
}

#flashcard-container {
  display: flex;
  justify-content: center;
  width: 100%;
}

.flashcard {
  width: 100%;
  max-width: 420px;
  height: 240px;
  perspective: 1200px;
  cursor: pointer;
}

.flashcard__inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.5s;
  transform-style: preserve-3d;
}

.flashcard.is-flipped .flashcard__inner {
  transform: rotateY(180deg);
}

.flashcard__face {
  position: absolute;
  inset: 0;
  backface-visibility: hidden;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-elevated);
  box-shadow: var(--shadow-card);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-4);
  text-align: center;
}

.flashcard__face--back {
  transform: rotateY(180deg);
  background-color: var(--color-bg-sunken);
}

.flashcard__icon {
  font-size: 2.5rem;
}

.flashcard__face h3 {
  margin: 0;
}

.flashcard__hint {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.flashcard-controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.flashcard-controls__counter {
  color: var(--color-text-muted);
  font-variant-numeric: tabular-nums;
}

/* ---------- Kleine icoonknop (bv. video-trigger in een summary) ---------- */

.icon-btn {
  position: relative;
  z-index: 2;
  background: none;
  border: none;
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  padding: var(--space-1);
  color: var(--color-text-muted);
  transition: color var(--transition-fast), transform var(--transition-fast);
}

.icon-btn:hover {
  color: var(--color-accent-strong);
  transform: scale(1.1);
}

/* ---------- Modal / popup ---------- */

.modal-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(10, 9, 8, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  z-index: 100;
}

.modal-overlay[hidden] {
  display: none;
}

body.modal-open {
  overflow: hidden;
}

.modal {
  position: relative;
  width: 100%;
  max-width: 600px;
  max-height: 90vh;
  overflow-y: auto;
  background-color: var(--color-bg-elevated);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

/* Brede variant, bv. voor tablatuur. */
.modal--wide {
  max-width: min(94vw, 900px);
}

.tab-modal__title {
  margin: 0;
  padding-right: var(--space-6);
}

.tab-modal__subtitle {
  margin: var(--space-1) 0 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.tab-modal__toolbar {
  margin-top: var(--space-3);
}

.tab-modal__body {
  margin-top: var(--space-3);
  overflow-x: auto;
}

.tab-modal__status {
  color: var(--color-text-muted);
}

/* alphaTab-afspeelcursor: kleurt mee met het accent van de site. */
.at-cursor-bar {
  background: color-mix(in srgb, var(--color-accent) 15%, transparent);
}

.at-cursor-beat {
  background: var(--color-accent);
  width: 3px;
}

.at-highlight * {
  fill: var(--color-accent);
  stroke: var(--color-accent);
}

.modal__close {
  position: absolute;
  top: var(--space-2);
  right: var(--space-2);
  background: none;
  border: none;
  font-size: 1.2rem;
  cursor: pointer;
  color: var(--color-text-muted);
  padding: var(--space-1);
}

.modal__close:hover {
  color: var(--color-text);
}

.modal__content h2 {
  margin: 0 var(--space-5) var(--space-3) 0;
}

/* ---------- Improvisatie: keuzerijen + resultaat ---------- */

.improv-picker {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding-bottom: var(--space-4);
}

.stepper__step h2 {
  font-size: 1rem;
  margin-bottom: var(--space-2);
}

.choice-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.choice-btn {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-elevated);
  color: var(--color-text);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  cursor: pointer;
  font-weight: 600;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.choice-btn:hover {
  border-color: var(--color-accent);
}

.choice-btn.is-active {
  background: var(--gradient-accent);
  border-color: transparent;
  color: #fff;
  box-shadow: var(--shadow-accent);
}

.improv-result {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-6);
}

.improv-result h3 {
  margin-top: var(--space-3);
  margin-bottom: var(--space-1);
}

.improv-result h3:first-of-type {
  margin-top: 0;
}

.improv-examples {
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin-top: var(--space-2);
  margin-bottom: 0;
}

/* ---------- Theorie: reharmonisatie-voorbeelden ---------- */

.theory-item summary {
  gap: var(--space-3);
}

.reharm-example {
  background-color: var(--color-bg-sunken);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  margin-top: var(--space-3);
}

/* Los diagram-voorbeeld bij Theorie-fundamenten (geen voor/na-vergelijking). */
.theory-diagram {
  margin-top: var(--space-3);
}

.reharm-example__label {
  font-weight: 600;
  margin: 0 0 var(--space-2);
}

.reharm-example__row {
  display: flex;
  align-items: flex-end;
  gap: var(--space-3);
  margin-bottom: var(--space-2);
}

.reharm-example__tag {
  flex-shrink: 0;
  width: 44px;
  padding: 2px 0;
  text-align: center;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 700;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  align-self: center;
}

.reharm-example__tag--after {
  background-color: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-accent-contrast);
}

.reharm-example__note {
  margin: var(--space-2) 0 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  font-style: italic;
}

/* ---------- Quiz ---------- */

.quiz-section {
  padding-bottom: var(--space-6);
}

#quiz-container {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  max-width: 560px;
}

.quiz-progress {
  margin: 0 0 var(--space-1);
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.quiz-question {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.quiz-option {
  text-align: left;
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg);
  color: var(--color-text);
  cursor: pointer;
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.quiz-option:hover {
  border-color: var(--color-accent);
}

.quiz-option--correct {
  border-color: var(--color-success);
  background-color: color-mix(in srgb, var(--color-success) 15%, var(--color-bg));
}

.quiz-option--incorrect {
  border-color: var(--color-danger);
  background-color: color-mix(in srgb, var(--color-danger) 15%, var(--color-bg));
}

.quiz-explanation {
  margin-top: var(--space-3);
  padding: var(--space-2) var(--space-3);
  background-color: var(--color-bg-sunken);
  border-radius: var(--radius-md);
  color: var(--color-text-muted);
}

#quiz-next {
  margin-top: var(--space-3);
}

.quiz-result {
  text-align: center;
}

.quiz-result__score {
  font-family: var(--font-serif);
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0 0 var(--space-2);
}

/* ---------- Dashboard ---------- */

.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.dashboard-card h2 {
  font-size: 1.1rem;
  margin-bottom: var(--space-3);
}

.dashboard-empty {
  color: var(--color-text-muted);
  font-style: italic;
  margin: 0;
}

.streak-display {
  display: flex;
  align-items: baseline;
  gap: var(--space-3);
}

.streak-display__count {
  font-family: var(--font-serif);
  font-size: 2.75rem;
  font-weight: 700;
  color: var(--color-accent-strong);
}

.streak-display__label {
  color: var(--color-text-muted);
}

.progress-row {
  margin-bottom: var(--space-3);
}

.progress-row:last-child {
  margin-bottom: 0;
}

.progress-row__label {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  margin-bottom: 4px;
  color: var(--color-text-muted);
}

.progress-bar {
  height: 8px;
  background-color: var(--color-bg-sunken);
  border-radius: 999px;
  overflow: hidden;
}

.progress-bar__fill {
  height: 100%;
  background: var(--gradient-accent);
  border-radius: 999px;
  transition: width 0.6s cubic-bezier(0.2, 0, 0.2, 1);
}

.dashboard-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.dashboard-list__item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
}

.dashboard-list__item a:link,
.dashboard-list__item a:visited {
  color: var(--color-text);
  text-decoration: none;
}

.dashboard-list__item a:hover {
  color: var(--color-accent-strong);
  text-decoration: underline;
}

.dashboard-goals {
  margin-bottom: var(--space-6);
}

.goal-suggestions {
  margin-top: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.goal-suggestion-group h3 {
  font-size: 0.95rem;
  margin-bottom: var(--space-1);
}

.media-placeholder {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-4);
  text-align: center;
  color: var(--color-text-muted);
}

.media-placeholder__icon {
  font-size: 1.75rem;
  display: block;
  margin-bottom: var(--space-1);
}

.media-placeholder p {
  margin: 0;
}

.media-placeholder__path {
  font-size: 0.8rem;
  margin-top: var(--space-1) !important;
}

.media-placeholder__path code {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  padding: 1px 6px;
}

/* ---------- Akkoorddiagrammen ---------- */

.chord-diagram-row {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: var(--space-4);
}

.chord-diagram {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  margin: 0;
}

.chord-diagram__svg {
  width: 68px;
  height: 82px;
}

.chord-diagram figcaption {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text-muted);
}

.chord-diagram__line {
  stroke: var(--color-border);
  stroke-width: 1;
}

.chord-diagram__nut {
  stroke: var(--color-text);
  stroke-width: 3;
}

.chord-diagram__dot {
  fill: var(--color-accent);
}

.chord-diagram__finger {
  fill: var(--color-accent-contrast);
  font-size: 8px;
  font-weight: 700;
}

.chord-diagram__open {
  fill: none;
  stroke: var(--color-text-muted);
  stroke-width: 1.5;
}

.chord-diagram__mark {
  fill: var(--color-text-muted);
  font-size: 10px;
  font-weight: 700;
}

.chord-diagram__basefret {
  fill: var(--color-text-muted);
  font-size: 8px;
}

.chord-diagram__barre {
  stroke: var(--color-accent);
  stroke-width: 11;
  stroke-linecap: round;
  opacity: 0.55;
}

/* ---------- Song Explorer: accordeon-secties ---------- */

.song-sections {
  padding-bottom: var(--space-6);
}

.accordion-item {
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  overflow: hidden;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.accordion-item[open] {
  border-color: color-mix(in srgb, var(--color-accent) 40%, var(--color-border));
  box-shadow: var(--shadow-card);
}

.accordion-item summary {
  list-style: none;
  cursor: pointer;
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.accordion-item summary::-webkit-details-marker {
  display: none;
}

.accordion-item summary::after {
  content: "+";
  font-size: 1.4rem;
  color: var(--color-text-muted);
}

.accordion-item[open] summary::after {
  content: "–";
}

.accordion-item summary:hover {
  background-color: var(--color-bg-sunken);
}

.accordion-panel {
  padding: 0 var(--space-4) var(--space-4);
}

.accordion-panel h3 {
  font-size: 1rem;
  margin-top: var(--space-3);
  margin-bottom: var(--space-1);
}

.accordion-panel h3:first-child {
  margin-top: 0;
}

.chord-chip {
  background-color: var(--color-bg-sunken);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: var(--space-1) var(--space-3);
  font-weight: 600;
}

.function-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: var(--space-2);
}

.function-table th,
.function-table td {
  text-align: left;
  padding: var(--space-1) var(--space-2);
  border-bottom: 1px solid var(--color-border);
}

.idea {
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-border);
}

.idea:last-child {
  border-bottom: none;
}

.style-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-3);
}

.style-card {
  background-color: var(--color-bg-sunken);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.style-card h3 {
  margin-top: 0;
}

/* ---------- Callout (leeg / niet gevonden / binnenkort) ---------- */

.callout {
  background-color: var(--color-bg-sunken);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  text-align: center;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  margin: var(--space-4) 0;
}

/* ---------- Niveau-badges (technieken, leerpad) ---------- */

.badge--level {
  font-weight: 600;
  border: none;
}

.badge--level-beginner {
  background-color: color-mix(in srgb, var(--color-success) 20%, var(--color-bg-sunken));
  color: var(--color-success);
}

.badge--level-gemiddeld {
  background-color: color-mix(in srgb, var(--color-warning) 20%, var(--color-bg-sunken));
  color: var(--color-warning);
}

.badge--level-gevorderd {
  background-color: color-mix(in srgb, var(--color-danger) 20%, var(--color-bg-sunken));
  color: var(--color-danger);
}

/* ---------- Leerpad ---------- */

.leerpad-level__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-bottom: var(--space-1);
}

.leerpad-level__header h2 {
  margin: 0;
}

.leerpad-steps {
  list-style: none;
  margin: var(--space-4) 0 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  counter-reset: leerpad-step;
}

.leerpad-step {
  counter-increment: leerpad-step;
}

.leerpad-step__link {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-sunken);
  text-decoration: none;
  color: var(--color-text);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.leerpad-step__link:hover {
  border-color: var(--color-accent);
}

.leerpad-step--done .leerpad-step__link {
  background-color: color-mix(in srgb, var(--color-success) 10%, var(--color-bg-sunken));
}

.leerpad-step__check {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  font-size: 1rem;
}

.leerpad-step--done .leerpad-step__check {
  background-color: var(--color-success);
  border-color: var(--color-success);
  color: var(--color-accent-contrast);
}

.leerpad-step__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.leerpad-step__title {
  font-weight: 600;
}

.leerpad-step__why {
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

/* ---------- Tools: metronoom ---------- */

.metronome {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  max-width: 360px;
}

.metronome__bpm-display {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  font-weight: 600;
}

.metronome input[type="range"] {
  width: 100%;
}

.metronome__controls {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.metronome__beat {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background-color: var(--color-bg-sunken);
  border: 1px solid var(--color-border);
}

.metronome__beat.is-flashing {
  animation: metronome-flash 0.15s ease-out;
}

@keyframes metronome-flash {
  from {
    background-color: var(--color-accent);
    transform: scale(1.3);
  }
  to {
    background-color: var(--color-bg-sunken);
    transform: scale(1);
  }
}

/* ---------- Tools: gitaarstemmer ---------- */

.tuner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) 0;
  max-width: 360px;
}

.tuner__tuning-select {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  width: 100%;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}

.tuner__tuning-select select {
  padding: var(--space-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-elevated);
  color: var(--color-text);
}

.tuner__strings {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: center;
}

.tuner__string-btn {
  min-width: 44px;
  padding: var(--space-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: none;
  color: var(--color-text);
  font-weight: 600;
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.tuner__string-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.tuner__meter {
  width: 100%;
  text-align: center;
}

.tuner__needle-svg {
  width: 100%;
  max-width: 220px;
}

.tuner__meter-arc {
  fill: none;
  stroke: var(--color-border);
  stroke-width: 2;
}

.tuner__needle {
  stroke: var(--color-accent);
  stroke-width: 3;
  stroke-linecap: round;
  transform-origin: 100px 100px;
  transition: transform 0.1s linear;
}

.tuner__reading {
  font-weight: 600;
  color: var(--color-text-muted);
}

.tuner__reading--in-tune {
  color: var(--color-success);
}

.is-in-tune-pulse {
  animation: metronome-flash 0.3s ease-out;
}

.tuner__hint {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
}

/* ---------- Tools: fretboard-notentrainer ---------- */

.fret-trainer__score {
  font-weight: 600;
  color: var(--color-text-muted);
}

.fret-trainer__options.quiz-options {
  flex-direction: row;
  flex-wrap: wrap;
  max-width: 360px;
}

.fret-trainer__options .quiz-option {
  min-width: 64px;
  text-align: center;
  font-weight: 600;
}

/* ---------- Sidebar: sectielabels ---------- */

.sidebar__section {
  padding: var(--space-3) var(--space-3) var(--space-1);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .sidebar__section {
    display: none;
  }
}

/* ---------- Inline iconen (icons.js) ---------- */

.icon {
  flex-shrink: 0;
  vertical-align: -3px;
}

/* Icoon vóór een kop, in accentkleur */
.h-icon {
  margin-right: var(--space-2);
  color: var(--color-accent);
  vertical-align: -3px;
}

/* ---------- In-kaart temposchuif ---------- */

.library-card__tempo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  white-space: nowrap;
}

.library-card__tempo input[type="range"] {
  width: 110px;
  accent-color: var(--color-accent);
}

/* ---------- Bibliotheekpagina's: toolbar + grid + kaarten ---------- */

.library-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.library-toolbar .choice-row {
  flex: 1;
  min-width: 200px;
}

.library-toolbar__hint {
  margin: 0;
  font-size: 0.9rem;
  font-style: italic;
}

.library-key {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 600;
  white-space: nowrap;
}

.library-key select {
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-elevated);
  color: var(--color-text);
}

.library-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: var(--space-4);
  padding-bottom: var(--space-6);
}

.library-grid[data-loading],
.caged-grid[data-loading] {
  color: var(--color-text-muted);
  font-style: italic;
}

.library-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  scroll-margin-top: 90px;
}

.library-card.is-playing {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 22%, transparent), var(--shadow-card);
}

.library-card__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-2);
}

.library-card__head h3 {
  margin: 0;
}

.library-card__numerals {
  margin: 0;
  font-weight: 600;
  color: var(--color-accent-strong);
  letter-spacing: 0.02em;
}

.library-card__desc {
  margin: 0;
}

.library-card__use {
  margin: 0;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.library-card__use .icon {
  color: var(--color-accent);
}

.library-card__examples {
  margin: 0;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--color-text-muted);
}

.library-card__diagram {
  align-self: center;
}

.library-card__controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2);
  margin-top: auto;
  padding-top: var(--space-2);
}

.library-card__link {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-decoration: none;
}

.library-card__link:hover {
  color: var(--color-accent-strong);
  text-decoration: underline;
}

.btn-play {
  padding: var(--space-1) var(--space-3);
  font-size: 0.95rem;
}

/* Metronoom-meetik-toggle op de Ritmes-kaarten */
.btn-click {
  padding: var(--space-1) var(--space-3);
  font-size: 0.95rem;
}

.btn-click.is-active {
  background: var(--gradient-accent);
  border-color: transparent;
  color: #fff;
}

/* ---------- Akkoord-chips in schema's ---------- */

.chord-chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-1);
}

.chord-chip--small {
  padding: 2px var(--space-2);
  font-size: 0.85rem;
}

.chord-chip--root {
  border-color: var(--color-accent);
  color: var(--color-accent-strong);
}

.chord-chip.is-sounding {
  background: var(--gradient-accent);
  border-color: transparent;
  color: #fff;
}

/* ---------- Ritmepatronen ---------- */

.rhythm-legend {
  margin-bottom: var(--space-4);
}

.rhythm-legend__list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: var(--space-2);
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

.rhythm-legend__list li {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.rhythm-steps {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin: var(--space-1) 0;
}

.rhythm-step {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 30px;
  height: 34px;
  padding: 0 4px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-sunken);
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--color-text-muted);
  transition: background-color var(--transition-fast), color var(--transition-fast),
    transform var(--transition-fast);
}

/* Eerste stap van elke tel: iets duidelijker rand als visuele maatstreep */
.rhythm-step--beat {
  border-color: color-mix(in srgb, var(--color-text-muted) 45%, var(--color-border));
  margin-left: 6px;
}

.rhythm-step--beat:first-child {
  margin-left: 0;
}

.rhythm-step--legend {
  min-width: 26px;
  height: 26px;
  font-size: 0.8rem;
}

.rhythm-step.is-hit {
  background: var(--gradient-accent);
  border-color: transparent;
  color: #fff;
  transform: scale(1.12);
}

/* ---------- CAGED ---------- */

.caged-explain {
  margin-bottom: var(--space-4);
}

.caged-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(330px, 1fr));
  gap: var(--space-4);
  padding-bottom: var(--space-4);
}

.caged-card__diagrams {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

.caged-pitfalls {
  margin-top: var(--space-4);
  margin-bottom: var(--space-6);
}

.caged-pitfalls ul {
  margin: 0;
  padding-left: 1.2em;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* ---------- Account-blok in de sidebar ---------- */

.sidebar__account-block {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.sidebar__auth-btn {
  width: 100%;
  font-size: 0.9rem;
  padding: var(--space-2) var(--space-3);
}

.sidebar__account {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  transition: background-color var(--transition-fast);
}

.sidebar__account:hover {
  background-color: var(--color-bg-sunken);
}

.sidebar__account-avatar {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: var(--gradient-accent);
  color: #fff;
  font-weight: 700;
  font-size: 0.9rem;
}

.sidebar__account-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-weight: 600;
}

.sidebar__account-logout {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  padding: var(--space-1) var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: none;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.sidebar__account-logout:hover {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

@media (max-width: 768px) {
  .sidebar__account-block {
    flex-direction: row;
    margin-left: auto;
  }

  .sidebar__auth-btn:first-child {
    display: none;
  }

  .sidebar__account-name,
  .sidebar__account-logout span {
    display: none;
  }
}

/* ---------- Landingspagina (index.html) voor gasten ---------- */

/* [hidden] heeft dezelfde specificiteit als een klasseselector — zonder
   deze regels winnen de "display: flex/grid"-declaraties hierboven en
   in layout.css van de ingebouwde browserstijl voor [hidden], en blijven
   deze elementen zichtbaar ondanks het hidden-attribuut. Alle elementen
   die home.js conditioneel toont/verbergt ([data-requires-auth] /
   [data-guest-only]) staan hier expliciet. */
.sidebar[hidden],
.topbar[hidden],
.landing-topbar[hidden],
.landing-auth[hidden],
.hero-actions[hidden],
.song-grid-section[hidden],
.auth-form[hidden] {
  display: none;
}

/* Compacte topbar met enkel logo + themaknop — vervangt de normale
   topbar/sidebar zolang er geen sessie is, zodat een gast toch merkt dat
   dit GuitarPlayer is en het thema kan wisselen. */
.landing-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--color-border);
}

.landing-topbar__theme-toggle {
  flex-shrink: 0;
  width: auto;
  white-space: nowrap;
  padding: var(--space-1) var(--space-2);
  font-size: 0.8rem;
}

.landing-topbar__theme-toggle svg {
  width: 14px;
  height: 14px;
}

/* Op smalle schermen enkel het icoon, geen "Licht/Donker thema"-tekst. */
@media (max-width: 480px) {
  .landing-topbar__theme-toggle span {
    display: none;
  }

  .landing-topbar__theme-toggle {
    padding: var(--space-2);
  }
}

.landing-topbar__logo {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-weight: 700;
}

/* Wrapper rond hero + inlogblok: onder elkaar (mobiel, default) of naast
   elkaar (>= 900px, zie media query onderaan dit blok). Bij een
   ingelogde gebruiker bevat deze wrapper enkel de hero (het inlogblok is
   [hidden]), dus dan blijft het gewoon een gecentreerde kolom. */
.landing-hero {
  display: flex;
  flex-direction: column;
}

.landing-auth {
  max-width: 460px;
  margin: 0 auto var(--space-6);
  padding: 0 var(--space-3);
}

@media (min-width: 900px) {
  .landing-hero {
    flex-direction: row;
    align-items: stretch;
    gap: var(--space-6);
    margin: 0 calc(-1 * var(--space-5));
    padding: 0 var(--space-5);
  }

  /* De foto-achtergrond schuift mee de volle kolomhoogte in i.p.v. als
     losse banner bovenaan te blijven staan. flex-grow:1 (i.p.v. een vaste
     55%-basis) zorgt dat de hero de volledige breedte inneemt wanneer het
     inlogblok er niet is (ingelogde gebruiker) — met .landing-auth erbij
     verdeelt hun onderlinge flex-basis (55/45%) de ruimte alsnog netjes. */
  .landing-hero .hero--photo {
    flex: 1 1 55%;
    min-width: 0;
    margin: 0;
    padding: var(--space-6) var(--space-5);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: left;
  }

  .landing-hero:has(.landing-auth[hidden]) .hero--photo {
    flex-basis: 100%;
    max-width: 960px;
    margin: 0 auto;
  }

  .landing-hero .hero-eyebrow,
  .landing-hero .hero__actions {
    margin-left: 0;
    margin-right: 0;
  }

  .landing-hero .hero h1,
  .landing-hero .hero-sub,
  .landing-hero .hero-philosophy {
    margin-left: 0;
    margin-right: 0;
    max-width: none;
  }

  .landing-hero .landing-auth {
    flex: 1 1 45%;
    max-width: 420px;
    margin: auto 0;
    padding: 0;
  }
}

.landing-auth__tabs {
  display: flex;
  gap: 4px;
  margin-bottom: var(--space-4);
  padding: 4px;
  background-color: var(--color-bg-sunken);
  border-radius: var(--radius-md);
}

.landing-auth__tab {
  flex: 1;
  padding: var(--space-2) var(--space-3);
  border: none;
  border-radius: var(--radius-sm);
  background: none;
  color: var(--color-text-muted);
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--transition-fast), color var(--transition-fast), box-shadow var(--transition-fast);
}

.landing-auth__tab.is-active {
  background-color: var(--color-bg-elevated);
  color: var(--color-text);
  box-shadow: var(--shadow-card);
}

.landing-auth__form .btn {
  width: 100%;
  justify-content: center;
}

.landing-auth__form .auth-page__footer {
  margin-top: var(--space-2);
  margin-bottom: 0;
}

/* ---------- Auth-pagina's (inloggen, registreren, wachtwoord) ---------- */

.auth-page {
  max-width: 460px;
  margin: 0 auto;
  padding: var(--space-6) 0;
}

.danger-zone {
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid var(--color-border);
}

.danger-zone h2 {
  font-size: 1.1rem;
  margin-bottom: var(--space-2);
}

.danger-zone__desc {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: var(--space-3);
}

/* Inlogscherm met sfeerfoto: de foto vult de kop van de pagina, met een
   donker vignet zodat titel en ondertitel in beide thema's leesbaar
   blijven; de vorm zelf staat er als een "zwevende" kaart overheen. */
.auth-page--photo {
  max-width: 560px;
  padding-top: 0;
}

.auth-page--photo .auth-page__photo {
  position: relative;
  margin: 0 calc(-1 * var(--space-4)) var(--space-5);
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 16 / 9;
  background-image: url("../img/gitaarles.png");
  background-size: cover;
  background-position: center 30%;
  box-shadow: var(--shadow-card-hover);
}

.auth-page--photo .auth-page__photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg,
    rgba(10, 8, 6, 0.15) 0%,
    rgba(10, 8, 6, 0.55) 70%,
    rgba(10, 8, 6, 0.82) 100%);
}

.auth-page--photo .auth-page__photo-text {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: var(--space-4) var(--space-5);
  color: #fdf9f3;
}

.auth-page--photo .auth-page__photo-text h1 {
  margin: 0 0 4px;
  color: #fff;
  text-align: left;
}

.auth-page--photo .auth-page__photo-text p {
  margin: 0;
  color: rgba(253, 249, 243, 0.88);
  text-align: left;
}

@media (max-width: 600px) {
  .auth-page--photo .auth-page__photo {
    margin: 0 calc(-1 * var(--space-3)) var(--space-4);
    aspect-ratio: 4 / 3;
  }
}

.auth-page h1 {
  text-align: center;
}

.auth-page__sub {
  text-align: center;
  margin-bottom: var(--space-5);
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  background-color: var(--color-bg-elevated);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  box-shadow: var(--shadow-card);
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.form-field label {
  font-weight: 600;
  font-size: 0.9rem;
}

.form-field input,
.form-field select,
.form-field textarea {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg);
  color: var(--color-text);
  font-size: 1rem;
  font-family: inherit;
  resize: vertical;
}

.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-accent) 22%, transparent);
}

.form-field__hint {
  margin: 0;
  font-size: 0.8rem;
  color: var(--color-text-muted);
}

.auth-form__error {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background-color: color-mix(in srgb, var(--color-danger) 15%, var(--color-bg));
  border: 1px solid var(--color-danger);
  color: var(--color-danger);
  font-size: 0.9rem;
}

.auth-form__error[hidden] {
  display: none;
}

.auth-form__success {
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background-color: color-mix(in srgb, var(--color-success) 15%, var(--color-bg));
  border: 1px solid var(--color-success);
  color: var(--color-success);
  font-size: 0.9rem;
}

.auth-form__success[hidden] {
  display: none;
}

.auth-form .btn {
  width: 100%;
  justify-content: center;
}

.auth-page__footer {
  text-align: center;
  margin-top: var(--space-4);
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.auth-page__footer a {
  color: var(--color-accent-strong);
  text-decoration: none;
}

.auth-page__footer a:hover {
  text-decoration: underline;
}

/* ---------- Reharmonisatie-werkplaats ---------- */

.reharm-input {
  width: 100%;
  font-family: var(--font-sans);
  font-size: 1.05rem;
  letter-spacing: 0.02em;
  padding: var(--space-3);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-sunken);
  color: var(--color-text);
  resize: vertical;
}

.reharm-input:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.reharm-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  margin-top: var(--space-3);
}

/* Techniek-kaarten (stap 2) */

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-3);
  margin-top: var(--space-3);
}

.tech-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  background-color: var(--color-bg-sunken);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.tech-card.is-checked {
  border-color: var(--color-accent);
  background-color: var(--color-accent-soft);
}

.tech-card__head {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  cursor: pointer;
}

.tech-card__head input {
  margin-top: 4px;
  accent-color: var(--color-accent);
}

.tech-card__head strong {
  display: block;
  font-size: 0.95rem;
}

.tech-card__head small {
  display: block;
  color: var(--color-text-muted);
  font-size: 0.82rem;
  margin-top: 2px;
}

.tech-card__details {
  margin-top: var(--space-2);
}

.tech-card__details summary {
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-accent-strong);
}

.tech-card__details p {
  font-size: 0.88rem;
  margin: var(--space-2) 0 0;
}

.tech-card__tip {
  color: var(--color-text-muted);
}

.tech-card__example {
  background-color: var(--color-bg-elevated);
  border-radius: var(--radius-sm);
  padding: var(--space-2);
  line-height: 1.9;
}

.tech-card__details .library-card__link {
  display: inline-block;
  margin-top: var(--space-2);
}

/* Resultaat (stap 3) */

.reharm-keyline {
  color: var(--color-text-muted);
  font-size: 0.92rem;
}

.reharm-version {
  margin-top: var(--space-3);
  padding: var(--space-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background-color: var(--color-bg-sunken);
}

.reharm-version__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.reharm-barline {
  width: 1px;
  align-self: stretch;
  background-color: var(--color-border);
  margin: 0 2px;
}

.chord-chip--changed {
  border-color: var(--color-accent);
  background-color: var(--color-accent-soft);
  color: var(--color-accent-strong);
  font-weight: 600;
}

.reharm-ref {
  font-size: 0.65em;
  margin-left: 2px;
  color: var(--color-accent-strong);
}

.reharm-subhead {
  margin: var(--space-4) 0 var(--space-2);
  font-size: 1.02rem;
}

.reharm-changes {
  margin: 0;
  padding-left: 1.4em;
  display: grid;
  gap: var(--space-2);
}

.reharm-changes li {
  font-size: 0.92rem;
  line-height: 1.55;
}

.reharm-changes .badge {
  margin-right: var(--space-2);
}

.reharm-note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
  margin: 0 0 var(--space-2);
}

.reharm-diagrams {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  align-items: flex-end;
}

.reharm-error {
  color: var(--color-danger);
  background-color: color-mix(in srgb, var(--color-danger) 10%, var(--color-bg));
  border: 1px solid var(--color-danger);
  border-radius: var(--radius-md);
  padding: var(--space-3);
}

.reharm-empty {
  color: var(--color-text-muted);
  font-style: italic;
}