/* ==========================================================================
   STAGE AUTOMATION (WEB MIDI API HARDWARE CONTROL)
   ========================================================================== */

.modal-stage-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(10, 10, 15, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  box-sizing: border-box;
}

.modal-stage-card {
  background: var(--bg-surface-raised, #161722);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 20px;
  width: 100%;
  max-width: 820px;
  max-height: 92vh;
  overflow-y: auto;
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6), 0 0 30px rgba(245, 158, 11, 0.1);
  display: flex;
  flex-direction: column;
  color: var(--text-primary, #f0f0f5);
  animation: stagePop 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes stagePop {
  0% { transform: scale(0.96) translateY(12px); opacity: 0; }
  100% { transform: scale(1) translateY(0); opacity: 1; }
}

.stage-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 28px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.stage-badge {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: #f59e0b;
  background: rgba(245, 158, 11, 0.14);
  border: 1px solid rgba(245, 158, 11, 0.3);
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 8px;
}

.stage-title {
  margin: 0 0 4px;
  font-size: 1.4rem;
  font-weight: 700;
}

.stage-subtitle {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-secondary, #94a3b8);
}

.btn-close-stage {
  background: rgba(255, 255, 255, 0.06);
  border: none;
  color: var(--text-secondary, #94a3b8);
  font-size: 1.1rem;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s ease;
}

.btn-close-stage:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.stage-body {
  padding: 24px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.stage-section-card {
  background: rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  padding: 18px 20px;
}

.midi-select-row {
  display: flex;
  gap: 12px;
  margin-top: 10px;
}

.midi-device-select {
  flex: 1;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 10px;
  padding: 8px 12px;
  color: #fff;
  font-size: 0.88rem;
}

.btn-stage-toggle {
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 800;
  font-size: 0.82rem;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #94a3b8;
  cursor: pointer;
  transition: all 0.15s ease;
}

.btn-stage-toggle.active {
  background: #f59e0b;
  color: #000;
  border-color: #f59e0b;
  box-shadow: 0 0 12px rgba(245, 158, 11, 0.4);
}

.stage-add-form {
  display: grid;
  grid-template-columns: 0.7fr 1.2fr 0.8fr 1.5fr auto;
  gap: 10px;
  align-items: end;
  margin-top: 10px;
}

@media (max-width: 700px) {
  .stage-add-form {
    grid-template-columns: 1fr 1fr;
  }
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form-group label {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--text-secondary, #94a3b8);
}

.form-input-short,
.form-input-text,
.form-select {
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 8px;
  padding: 6px 10px;
  color: #fff;
  font-size: 0.82rem;
}

.btn-stage-action {
  padding: 8px 16px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 0.85rem;
  cursor: pointer;
}

.btn-stage-action.primary {
  background: #f59e0b;
  color: #000;
  border: none;
}

.stage-mappings-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-size: 0.85rem;
}

.stage-mappings-table th,
.stage-mappings-table td {
  padding: 8px 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.cmd-type-tag {
  font-size: 0.7rem;
  font-weight: 900;
  padding: 2px 6px;
  border-radius: 4px;
}

.cmd-type-tag.PC {
  background: rgba(56, 189, 248, 0.2);
  color: #38bdf8;
}

.cmd-type-tag.CC {
  background: rgba(168, 85, 247, 0.2);
  color: #a855f7;
}

.btn-test-cmd,
.btn-del-cmd {
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #fff;
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 0.75rem;
  cursor: pointer;
  margin-right: 4px;
}

.btn-del-cmd {
  color: #f87171;
}