/**
 * style.css — charte graphique alignée sur PentaJazz
 * (fond crème, bordeaux profond, rose poudré, accents verts/dorés)
 */

:root {
  color-scheme: light;
  font-family: "Segoe UI", "Trebuchet MS", Verdana, sans-serif;

  --color-bg: #f3ebe0;
  --color-bg-panel: #ffffff;
  --color-bg-panel-alt: #f7f2ea;
  --color-primary: #7a2a1e;      /* bordeaux : titres, labels, accents */
  --color-primary-dark: #5e1f16;
  --color-accent-rose: #e4c9c2;  /* bandeaux, zones mises en avant */
  --color-accent-rose-light: #f2e2dd;
  --color-text: #2a2320;
  --color-text-muted: #6b615a;
  --color-border: #d9cdbf;
  --color-green: #2e7d32;
  --color-gold: #f5c518;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  padding: 2rem;
  background: var(--color-bg);
  color: var(--color-text);
}

.app {
  max-width: 720px;
  margin: 0 auto;
}

/* ---------- Header ---------- */

.app__header {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  position: relative;
  margin-bottom: 1.5rem;
}

.app__logo {
  width: 100px;
  height: 100px;
  border-radius: 12px;
  background: var(--color-primary);
  color: #f3ebe0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  text-align: center;
  flex-shrink: 0;
  overflow: hidden;
}

.app__logo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.app__title-block {
  text-align: left;
}

.app__title-block h1 {
  margin: 0;
  color: var(--color-primary);
  font-size: 2.8rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.app__subtitle {
  margin: 0.1rem 0 0;
  color: var(--color-text-muted);
  font-size: 1rem;
}

.btn {
  font: inherit;
  cursor: pointer;
  border-radius: 6px;
  padding: 0.5rem 1rem;
  font-weight: 600;
}

.btn--outline {
  background: var(--color-bg-panel);
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

#help-button {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
}

.btn--outline:hover {
  background: var(--color-accent-rose-light);
}

/* ---------- Staff / controls ---------- */

.app__section-title {
  color: var(--color-primary);
  font-weight: 700;
  font-size: 1.2rem;
  text-align: center;
  margin: 1.5rem 0 0.75rem;
}

.app__staff {
  padding: 1.25rem;
  border: 1px solid var(--color-border);
  border-radius: 10px;
  background: var(--color-bg-panel);
}

.staff-drawer__controls {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.staff-drawer__controls label {
  color: var(--color-primary);
  font-weight: 700;
}

.staff-drawer__controls select {
  font: inherit;
  margin-left: 0.4rem;
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: #fff;
  color: var(--color-text);
}

.staff-drawer__note {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-style: italic;
  text-align: center;
  margin-top: 0.75rem;
}

/* ---------- Type toggle (dièses / bémols) ---------- */

.staff-type-toggle {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.btn--toggle {
  background: #fff;
  border: 2px solid var(--color-border);
  color: var(--color-text-muted);
}

.btn--toggle-active {
  border-color: var(--color-primary);
  color: #fff;
  background: var(--color-primary);
}

/* ---------- Portée SVG ---------- */

.staff-svg {
  display: block;
  width: 100%;
  height: auto;
  margin: 0 auto;
}

.staff-svg__line {
  stroke: var(--color-text);
  stroke-width: 1.5;
}

.staff-svg__clef {
  font-size: 92px;
  fill: var(--color-text);
  font-family: "Bravura", "Leland", "Noto Music", "Segoe UI Symbol", serif;
}

.staff-svg__slot {
  cursor: pointer;
}

.staff-svg__hitzone {
  fill: transparent;
  stroke: transparent;
}

.staff-svg__slot:hover .staff-svg__hitzone,
.staff-svg__slot:focus .staff-svg__hitzone {
  fill: var(--color-accent-rose-light);
  stroke: var(--color-accent-rose);
}

.staff-svg__hitzone--removable:hover,
.staff-svg__hitzone--removable:focus {
  fill: #f3d9d9;
  stroke: #c98d8d;
}

.staff-svg__accidental {
  font-size: 26px;
  fill: var(--color-primary);
  text-anchor: middle;
  dominant-baseline: middle;
  font-weight: 700;
  pointer-events: none;
}

.staff-svg__ghost {
  fill: var(--color-border);
  pointer-events: none;
}

.staff-svg__slot:focus {
  outline: none;
}

/* ---------- Rangée mnémotechnique ---------- */

.staff-mnemonic {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-top: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px dashed var(--color-border);
}

.staff-mnemonic__item {
  font-weight: 600;
  color: var(--color-border);
  font-size: 0.95rem;
}

.staff-mnemonic__item--active {
  color: var(--color-primary);
}

/* ---------- Modale d'aide ---------- */

.help-modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(30, 20, 15, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 1.5rem;
}

.help-modal {
  position: relative;
  background: var(--color-bg-panel-alt);
  max-width: 640px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  border-radius: 10px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.help-modal__content {
  padding: 2rem;
}

.help-modal h2 {
  color: var(--color-primary);
  font-size: 1.5rem;
  margin-top: 0;
}

.help-modal h3 {
  color: var(--color-primary);
  font-size: 1.1rem;
  margin-bottom: 0.4rem;
}

.help-modal p,
.help-modal li {
  color: var(--color-text);
  line-height: 1.5;
}

.help-modal ul {
  padding-left: 1.2rem;
}

.help-modal code {
  background: var(--color-accent-rose-light);
  padding: 0.1rem 0.4rem;
  border-radius: 4px;
  font-size: 0.9em;
}

.help-modal__notice {
  background: #faf1d6;
  border: 1px solid #e8d79a;
  border-radius: 8px;
  padding: 1rem 1.25rem;
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
  color: #5c4a1e;
}

.help-modal__link {
  color: var(--color-primary);
  font-weight: 700;
}

.help-modal__support {
  display: block;
  margin-top: 1.5rem;
  padding: 0.9rem 1rem;
  background: var(--color-accent-rose-light);
  border: 1px solid var(--color-accent-rose);
  border-radius: 8px;
  text-align: center;
  text-decoration: none;
  color: var(--color-text);
  font-size: 0.9rem;
  cursor: pointer;
}

.help-modal__support:hover {
  background: var(--color-accent-rose);
}

.help-modal__close-btn {
  margin-top: 1rem;
  background: var(--color-primary);
  color: #fff;
  border: none;
  font-weight: 700;
}

.help-modal__close-btn:hover {
  background: var(--color-primary-dark);
}

/* ---------- Results ---------- */

.app__result {
  margin-top: 1.5rem;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.app__result-row {
  padding: 0.9rem 1.25rem;
  background: var(--color-bg-panel);
}

.app__result-row:nth-child(odd) {
  background: var(--color-accent-rose-light);
}

.app__result-row strong {
  color: var(--color-primary);
}

.app__note {
  padding: 0.9rem 1.25rem;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  background: var(--color-bg-panel-alt);
}

.app__support {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

.app__support a {
  color: var(--color-primary);
  font-weight: 700;
  text-decoration: underline;
}