/* ── SETTINGS BUTTON ── */
#settings-btn {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  width: 42px;
  height: 42px;
  background: var(--bg);
  border: 2px solid var(--main-color);
  color: var(--main-color);
  font-size: 1.3rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}
#settings-btn:hover { background: var(--main-color); color: #000; }
body.screen-timer #settings-btn { display: none; }

/* ── MODAL OVERLAY ── */
#modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
  z-index: 100;
}
#modal-overlay.open { opacity: 1; pointer-events: all; }

/* ── MODAL PANEL ── */
#modal {
  background: var(--surface);
  border: 1px solid var(--border);
  padding: 2rem;
  width: min(660px, 95vw);
  /* hauteur fixe pour que les onglets ne fassent pas bouger la modale */
  height: min(640px, 90vh);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  overflow: hidden;
}

#modal-body {
  flex: 1;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  min-height: 0;
  padding-right: 0.5rem;
  scrollbar-gutter: stable;
}
#modal-body::-webkit-scrollbar       { width: 4px; }
#modal-body::-webkit-scrollbar-track { background: transparent; }
#modal-body::-webkit-scrollbar-thumb { background: var(--border); border-radius: 2px; }

#modal h2 {
  color: var(--main-color);
  letter-spacing: 0.2em;
  font-size: 1.2rem;
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.8rem;
  flex-shrink: 0;
}

#modal h3 {
  color: var(--text-dim);
  font-size: 0.7rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  border-bottom: 1px solid #1a1a1a;
  padding-bottom: 0.4rem;
  margin-bottom: 0.2rem;
}

/* ── FORM FIELDS ── */
.field-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}
.field-group label {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ── ROUND ROWS ── */
#rounds-config {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.round-header,
.round-row {
  display: grid;
  grid-template-columns: 90px 1fr 1fr 80px;
  gap: 0.6rem;
  align-items: center;
}
.round-label {
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.15em;
  white-space: nowrap;
}
.col-header {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  color: #333;
  text-transform: uppercase;
  text-align: center;
}

/* ── TABS ── */
.tabs {
  display: flex;
  border-bottom: 1px solid #1a1a1a;
  margin-bottom: 1rem;
  flex-shrink: 0;
}
.tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-dim);
  font-family: inherit;
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.5rem 1.2rem;
  cursor: pointer;
  margin-bottom: -1px;
  transition: color 0.2s, border-color 0.2s;
}
.tab:hover  { color: var(--text); }
.tab.active { color: var(--main-color); border-bottom-color: var(--main-color); }

.tab-panel { display: flex; flex-direction: column; gap: 0.8rem; }

/* ── COLOR PICKERS ── */
.color-grid { display: flex; flex-direction: column; gap: 0.6rem; }
.color-row {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}
.color-row label {
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: uppercase;
  flex: 1;
}
.color-hex-input {
  width: 80px;
  font-family: monospace;
  font-size: 0.8rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  flex-shrink: 0;
  text-align: center;
}
input[type="color"] {
  width: 36px;
  height: 28px;
  border: 1px solid #2a2a2a;
  background: #0a0a0a;
  cursor: pointer;
  padding: 2px;
  flex-shrink: 0;
}
input[type="color"]:focus { outline: 1px solid var(--secondary-color); }

/* ── MODAL FOOTER ── */
.modal-actions {
  display: flex;
  gap: 1rem;
  justify-content: flex-end;
  flex-wrap: wrap;
  padding-top: 0.5rem;
  border-top: 1px solid var(--border);
  flex-shrink: 0;
}
.modal-io { display: flex; gap: 0.8rem; flex-wrap: wrap; }

.io-hint {
  font-size: 0.75rem;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  margin-top: 0.4rem;
}