/* ==========================================================================
   Sidebar — desktop app navigation shell
   ========================================================================== */

/* Shell.
   Brand/product identity is header-owned and excluded from this family. */
.ds-sidebar {
  width: 300px;
  min-height: 640px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-right: 1px solid var(--border-01);
  background: var(--surface-01, rgba(255,255,255,0.024));
}

/* Navigation stack */
.ds-sidebar__nav {
  display: grid;
  gap: 4px;
  padding: var(--space-3) 0 0;
}

/* Group component */
.ds-sidebar-group {
  display: grid;
  gap: 0;
}

/* Group trigger.
   Consumes CT-AF-01 for the indicator; does not own indicator internals. */
.ds-sidebar-group__trigger {
  width: 100%;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: 10px var(--space-4);
  border: 0;
  border-left: 3px solid rgba(136,167,183,0.18);
  background: rgba(136,167,183,0.06);
  color: var(--text-primary);
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.ds-sidebar-group__trigger:hover,
.ds-sidebar-group__trigger:focus-visible,
.ds-sidebar-group__trigger.is-hover {
  background: rgba(255,255,255,0.04);
  outline: none;
}

.ds-sidebar-group__trigger.is-open {
  background: linear-gradient(90deg, rgba(136,167,183,0.12), rgba(136,167,183,0.03));
  border-left-color: rgba(136,167,183,0.34);
}

/* TY-01 eyebrow-kicker */
.ds-sidebar-group__title {
  min-width: 0;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.25;
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

/* Group items region */
.ds-sidebar-group__items {
  display: grid;
  padding: var(--space-1, 4px) 0 var(--space-2);
}

.ds-sidebar-group__items[hidden] {
  display: none;
}

/* Nav item */
.ds-sidebar-nav-item {
  position: relative;
  min-height: 38px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px var(--space-4);
  border-left: 3px solid transparent;
  color: var(--text-muted);
  font-family: var(--font);
  font-size: 13px;
  line-height: 1.3;
}

.ds-sidebar-nav-item.is-clickable {
  cursor: pointer;
}

.rebuild-sidebar-project {
  padding: 0 0.2rem 1rem;
  color: var(--rebuild-muted);
  font-size: 0.86rem;
  line-height: 1.45;
}

.rebuild-sidebar-project strong {
  display: block;
  color: var(--rebuild-ink);
}

.ds-sidebar-nav-item:hover,
.ds-sidebar-nav-item.is-hover {
  color: var(--text-primary);
  background: rgba(255,255,255,0.03);
}

.ds-sidebar-nav-item.is-active {
  color: var(--text-primary);
  border-left-color: var(--tab-active-underline);
  background: linear-gradient(90deg, rgba(255,192,0,0.14), rgba(255,192,0,0.04));
}

.ds-sidebar-nav-item.is-locked,
.ds-sidebar-nav-item.is-gated {
  color: #8a8f94;
}

.ds-sidebar-nav-item.is-blocked {
  color: var(--text-primary);
}

/* TY-07 compact-control-label */
.ds-sidebar-nav-item__label {
  min-width: 0;
  flex: 1 1 auto;
  color: inherit;
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
}

.ds-sidebar-nav-item__status {
  min-width: 36px;
  display: inline-flex;
  justify-content: flex-end;
  align-items: center;
  gap: 6px;
  flex: 0 0 auto;
}

.ds-sidebar-status-dots {
  display: inline-flex;
  gap: 6px;
  align-items: center;
}

.ds-sidebar-status-dot {
  width: 7px;
  height: 7px;
  border-radius: var(--radius-pill);
  background: rgba(255,255,255,0.18);
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.06);
}

.ds-sidebar-status-dot--progress {
  background: var(--tab-active-underline);
  box-shadow: 0 0 0 1px rgba(255,192,0,0.18);
}

.ds-sidebar-status-dot--complete {
  background: var(--success-note-accent);
  box-shadow: 0 0 0 1px rgba(0,163,136,0.18);
}

.ds-sidebar-lock-indicator,
.ds-sidebar-blocked-indicator {
  width: 16px;
  height: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.ds-sidebar-lock-indicator {
  color: #8a8f94;
}

.ds-sidebar-blocked-indicator {
  color: var(--error-note-accent);
}

.ds-sidebar-lock-indicator svg,
.ds-sidebar-blocked-indicator svg {
  width: 15px;
  height: 15px;
  display: block;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ds-sidebar__progress-zone {
  margin-top: auto;
  padding: var(--space-4) var(--space-4) var(--space-4);
  border-top: 1px solid var(--border-01);
}

@media (prefers-reduced-motion: reduce) {
  .ds-sidebar-nav-item,
  .ds-sidebar-group__trigger {
    transition: none;
  }
}

/* ==========================================================================
   Sidebar — mobile drawer, trigger, scrim
   ========================================================================== */

.ds-sidebar--mobile {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: var(--sidebar-drawer-z, 620);
  width: min(320px, 86vw);
  min-height: 100vh;
  transform: translateX(-104%);
  transition: transform 240ms ease;
  box-shadow: 20px 0 48px rgba(0,0,0,0.42);
}

.ds-sidebar--mobile.is-open {
  transform: translateX(0);
}

.ds-sidebar--mobile.is-closed {
  transform: translateX(-104%);
}

.ds-sidebar-mobile-trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid rgba(255,255,255,0.20);
  border-radius: var(--radius-pill);
  background: rgba(18,18,18,0.94);
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 13px;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  box-shadow: 0 10px 28px rgba(0,0,0,0.32);
}

.ds-sidebar-mobile-trigger__icon {
  width: 15px;
  height: 15px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
}

.ds-sidebar-mobile-trigger__icon svg {
  width: 15px;
  height: 15px;
  display: block;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.ds-sidebar-mobile-trigger__label {
  color: inherit;
}

.ds-sidebar-scrim {
  position: fixed;
  inset: 0;
  z-index: var(--sidebar-scrim-z, 615);
  background: rgba(0,0,0,0.48);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms ease;
}

.ds-sidebar-scrim.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.ds-sidebar-scrim.is-hidden {
  opacity: 0;
  pointer-events: none;
}

/* ==========================================================================
   Sidebar — unlock animation
   ========================================================================== */

.ds-sidebar-nav-item.is-unlocking,
.ds-sidebar-nav-item.is-unlocking-reduced {
  overflow: hidden;
}

.ds-sidebar-nav-item.is-unlocking::before,
.ds-sidebar-nav-item.is-unlocking-reduced::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.ds-sidebar-nav-item.is-unlocking::before {
  background: linear-gradient(
    90deg,
    rgba(111,122,132,0),
    rgba(111,122,132,0.18),
    rgba(0,163,136,0.12),
    rgba(111,122,132,0)
  );
  transform: translateX(-112%);
  animation: dsSidebarUnlockWash 620ms ease forwards;
  animation-delay: var(--sidebar-unlock-delay, 0ms);
}

.ds-sidebar-nav-item.is-unlocking .ds-sidebar-nav-item__label {
  animation: dsSidebarUnlockLabelPulse 420ms ease;
  animation-delay: calc(var(--sidebar-unlock-delay, 0ms) + 120ms);
}

.ds-sidebar-nav-item.is-unlocking .ds-sidebar-nav-item__status {
  animation: dsSidebarUnlockStatusReveal 360ms ease;
  animation-delay: calc(var(--sidebar-unlock-delay, 0ms) + 210ms);
}

.ds-sidebar-nav-item.is-unlocking-reduced {
  color: var(--text-primary);
  background: linear-gradient(90deg, rgba(111,122,132,0.12), rgba(111,122,132,0.03));
}

@keyframes dsSidebarUnlockWash {
  0% {
    transform: translateX(-112%);
    opacity: 0;
  }
  15% {
    opacity: 1;
  }
  100% {
    transform: translateX(112%);
    opacity: 0;
  }
}

@keyframes dsSidebarUnlockLabelPulse {
  0%, 100% {
    color: inherit;
    transform: scale(1);
  }
  40% {
    color: #d6e1e6;
    transform: scale(1.02);
  }
}

@keyframes dsSidebarUnlockStatusReveal {
  0% {
    opacity: 0;
    transform: translateX(4px) scale(0.94);
  }
  100% {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ds-sidebar--mobile,
  .ds-sidebar-scrim,
  .ds-sidebar-nav-item.is-unlocking::before,
  .ds-sidebar-nav-item.is-unlocking .ds-sidebar-nav-item__label,
  .ds-sidebar-nav-item.is-unlocking .ds-sidebar-nav-item__status {
    animation: none;
    transition: none;
  }

  .ds-sidebar-nav-item.is-unlocking::before {
    display: none;
  }

  .ds-sidebar-nav-item.is-unlocking {
    color: var(--text-primary);
    background: linear-gradient(90deg, rgba(111,122,132,0.12), rgba(111,122,132,0.03));
  }
}