/* ── Info button ── */
.info-btn {
  width: 40px; height: 40px;
  border-radius: 9px;
  border: 1px solid var(--border-hi);
  background: var(--surface2);
  color: var(--text2);
  cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; font-weight: 700; font-family: var(--font);
  transition: background .15s, border-color .15s, color .15s;
  flex-shrink: 0;
}
.info-btn:hover { background: var(--surface3); color: var(--text); border-color: var(--accent); }

/* ── Modal overlay ── */
.modal-overlay {
  position: fixed; inset: 0;
  background: hsla(0,0%,0%,.55);
  display: flex; align-items: center; justify-content: center;
  z-index: 2000;
  opacity: 0; pointer-events: none;
  transition: opacity .2s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--surface);
  border: 1.5px solid var(--border-hi);
  border-radius: 12px;
  width: min(780px, 92vw);
  max-height: 85vh;
  display: flex; flex-direction: column;
  box-shadow: var(--shadow);
  transform: translateY(12px);
  transition: transform .2s;
}
.modal-overlay.open .modal { transform: translateY(0); }

.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 1.4rem 0.9rem;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.modal-title { font-size: 1rem; font-weight: 700; color: var(--text); letter-spacing: .03em; }
.modal-close {
  width: 28px; height: 28px; border-radius: 6px;
  border: none; background: transparent; cursor: pointer;
  color: var(--text3); font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  transition: background .15s, color .15s;
}
.modal-close:hover { background: var(--surface3); color: var(--text); }

.modal-body {
  overflow-y: auto;
  padding: 1.2rem 1.4rem 1.4rem;
  display: flex; flex-direction: column; gap: 1.4rem;
}
.modal-body::-webkit-scrollbar { width: 5px; }
.modal-body::-webkit-scrollbar-thumb { background: var(--border-hi); border-radius: 3px; }

/* ── Modal content ── */
.info-section { display: flex; flex-direction: column; gap: 0.5rem; }
.info-section-title {
  font-size: 0.62rem; font-weight: 700; letter-spacing: .1em;
  text-transform: uppercase; color: var(--accent);
  padding-bottom: 0.3rem; border-bottom: 1px solid var(--border);
}
.info-row { display: flex; gap: 0.7rem; padding: 0.3rem 0; }
.info-row + .info-row { border-top: 1px solid var(--border); }
.info-key {
  flex-shrink: 0; min-width: 140px;
  font-size: 0.72rem; font-weight: 600; color: var(--text);
  font-family: monospace; padding-top: 1px;
}
.info-val { font-size: 0.72rem; color: var(--text2); line-height: 1.55; }
.info-val code {
  background: var(--surface3); border-radius: 3px;
  padding: 0 4px; font-size: 0.7rem; color: var(--accent);
}
.info-desc { font-size: 0.76rem; color: var(--text2); line-height: 1.6; }