/* ===============================================================
   PROJECT SYSTEM — sélecteur topbar + sidebar droite partagée
   =============================================================== */

/* ---------- Sélecteur topbar ---------- */
.project-selector {
  position: relative;
  display: inline-flex;
  align-items: center;
  margin-right: 0.6rem;
}

.proj-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: var(--surface);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.7rem;
  border-radius: 8px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.85rem;
  transition: all 0.15s ease;
  max-width: 220px;
}
.proj-btn:hover { border-color: var(--accent); color: var(--accent); }
.proj-btn.open {
  border-color: var(--accent);
  background: var(--accent-soft);
  color: var(--accent);
}
.proj-icon { font-size: 0.95rem; line-height: 1; }
.proj-name {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 140px;
}
.proj-arrow {
  font-size: 0.7rem;
  margin-left: 0.15rem;
  opacity: 0.7;
}

.proj-menu {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  min-width: 260px;
  background: var(--bg-soft);
  border: 1px solid var(--border-strong);
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.5);
  padding: 0.5rem;
  z-index: 50;
}
.proj-menu[hidden] { display: none; }

.proj-menu-section {}
.proj-menu-title {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-faint);
  padding: 0.35rem 0.55rem 0.3rem;
}
.proj-list {
  list-style: none;
  margin: 0;
  padding: 0;
  max-height: 240px;
  overflow-y: auto;
}
.proj-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.45rem 0.55rem;
  border-radius: 7px;
  cursor: pointer;
  font-size: 0.86rem;
  color: var(--text);
  transition: background 0.12s ease;
}
.proj-item:hover { background: var(--surface-hover); }
.proj-item.current {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 500;
}
.proj-item-name {
  flex: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.proj-item-mark { color: var(--accent); font-weight: 600; }

.proj-menu-divider {
  height: 1px;
  background: var(--border);
  margin: 0.4rem 0;
}

.proj-menu-actions {
  display: flex;
  flex-direction: column;
  gap: 1px;
}
.proj-action {
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text);
  padding: 0.45rem 0.55rem;
  border-radius: 7px;
  cursor: pointer;
  font-size: 0.85rem;
  font-family: inherit;
  transition: background 0.12s ease;
}
.proj-action:hover { background: var(--surface-hover); }
.proj-action.danger { color: var(--danger); }
.proj-action.danger:hover { background: rgba(220, 53, 69, 0.12); }

/* ---------- Sidebar projet (droite) ---------- */
.project-sidebar {
  position: fixed;
  top: 65px;          /* sous la topbar */
  right: 0;
  bottom: 0;
  width: 280px;
  background: var(--bg-soft);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  z-index: 30;
  transition: transform 0.25s ease;
}
.project-sidebar.collapsed {
  transform: translateX(100%);
}
.project-sidebar.tab-hidden {
  transform: translateX(calc(100% + 20px)) !important;
  pointer-events: none !important;
  visibility: hidden;
}

/* Onglet vertical visible uniquement quand replié */
.proj-sb-tab {
  position: absolute;
  top: 50%;
  left: -36px;
  transform: translateY(-50%);
  width: 36px;
  background: var(--surface-2);
  border: 1px solid var(--border-strong);
  border-right: none;
  border-radius: 10px 0 0 10px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.55rem;
  padding: 1rem 0.4rem;
  box-shadow: -4px 0 16px rgba(0,0,0,0.45);
  transition: background 0.15s ease, border-color 0.15s ease;
  opacity: 0;
  pointer-events: none;
}
.proj-sb-tab:hover { background: var(--surface-hover); border-color: var(--accent); }
.project-sidebar.collapsed .proj-sb-tab {
  opacity: 1;
  pointer-events: auto;
}

.proj-sb-tab-icon { font-size: 1rem; line-height: 1; }
.proj-sb-tab-label {
  writing-mode: vertical-rl;
  text-orientation: mixed;
  transform: rotate(180deg);
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text);
  letter-spacing: 0.05em;
  white-space: nowrap;
}
.proj-sb-tab-count {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent);
  line-height: 1;
}

/* Bouton toggle classique — visible uniquement quand ouvert */
.proj-sb-toggle {
  position: absolute;
  top: 12px;
  left: -14px;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--bg-soft);
  border: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 0.75rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: -2px 0 8px rgba(0, 0, 0, 0.35);
  font-family: inherit;
  transition: all 0.15s ease;
}
.proj-sb-toggle:hover { border-color: var(--accent); color: var(--accent); }
.proj-sb-toggle-icon { line-height: 1; display: flex; align-items: center; justify-content: center; }
/* Caché quand replié — les 14px qui dépassent restent dans le viewport sinon */
.project-sidebar.collapsed .proj-sb-toggle {
  opacity: 0;
  pointer-events: none;
  visibility: hidden;
}

.proj-sb-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.1rem 0.7rem;
  border-bottom: 1px solid var(--border);
}
.proj-sb-title {
  font-size: 0.95rem;
  font-weight: 600;
  margin: 0;
  color: var(--text);
}
.proj-sb-count {
  background: var(--surface);
  border-radius: 10px;
  padding: 0.15rem 0.55rem;
  font-size: 0.75rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  border: 1px solid var(--border);
}

.proj-sb-body {
  flex: 1;
  overflow-y: auto;
  padding: 0.7rem 0.85rem 1rem;
}

.proj-sb-empty {
  text-align: center;
  padding: 2rem 0.5rem 1rem;
  color: var(--text-muted);
}
.proj-sb-empty-icon {
  font-size: 2rem;
  margin-bottom: 0.4rem;
  opacity: 0.7;
}
.proj-sb-empty-title {
  font-size: 0.9rem;
  color: var(--text);
  margin: 0 0 0.3rem;
  font-weight: 500;
}
.proj-sb-empty-hint {
  font-size: 0.8rem;
  line-height: 1.45;
  margin: 0;
  color: var(--text-faint);
}
.proj-sb-empty-hint strong { color: var(--accent); }
.proj-sb-empty-hint em { font-style: normal; color: var(--text); }

/* ---------- Mode ressource disponible ---------- */
.resource-mode-block {
  background: var(--bg-soft);
  border: 1px solid var(--accent);
  border-radius: 9px;
  padding: 0.75rem 1rem;
  margin-top: 0.5rem;
}
.resource-mode-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.6rem;
}
.resource-mode-title {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  letter-spacing: 0.03em;
}
.resource-mode-close {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-muted);
  width: 28px;
  height: 28px;
  border-radius: 6px;
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.12s ease;
}
.resource-mode-close:hover { border-color: var(--danger); color: var(--danger); }

.resource-row {
  display: grid;
  grid-template-columns: 1fr 110px auto auto 90px auto;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}
.resource-row-sep {
  color: var(--text-faint);
  font-size: 0.85rem;
  text-align: center;
}
.resource-row-nodes {
  padding: 0.5rem 0.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  width: 100%;
  box-sizing: border-box;
  text-align: center;
  transition: border-color 0.12s ease;
}
.resource-row-nodes:focus { outline: none; border-color: var(--accent); }

.node-x-badge {
  display: inline-block;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--accent);
  border-radius: 4px;
  padding: 0.05rem 0.4rem;
  font-size: 0.72rem;
  font-weight: 700;
  margin-left: 0.4rem;
  vertical-align: middle;
}
.machine-row-per-node {
  font-size: 0.72rem;
  color: var(--text-faint);
  margin-left: 0.3rem;
}

.node-count-banner {
  grid-column: 1 / -1;
  background: rgba(250, 149, 73, 0.1);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent);
}
.resource-row:last-child { margin-bottom: 0; }
.resource-row-name {
  font-size: 0.88rem;
  color: var(--text);
}
.resource-row-input {
  padding: 0.5rem 0.7rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 7px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: inherit;
  width: 100%;
  box-sizing: border-box;
  transition: border-color 0.12s ease;
}
.resource-row-input:focus { outline: none; border-color: var(--accent); }
.resource-row-input::placeholder { color: var(--text-faint); }
.resource-row-unit {
  font-size: 0.8rem;
  color: var(--text-faint);
  white-space: nowrap;
}

.resource-mode-trigger {
  margin-top: 0.5rem;
  text-align: left;
}
.resource-mode-trigger button {
  background: transparent;
  border: none;
  color: var(--accent);
  font-size: 0.82rem;
  font-family: inherit;
  cursor: pointer;
  padding: 0.2rem 0;
  opacity: 0.8;
  transition: opacity 0.12s ease;
}
.resource-mode-trigger button:hover { opacity: 1; }
.resource-mode-trigger.disabled { pointer-events: none; }
.resource-mode-trigger.disabled button { opacity: 0.3; text-decoration: line-through; cursor: not-allowed; }

.resource-max-badge {
  margin-top: 0.4rem;
  font-size: 0.82rem;
  color: var(--text-muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.35rem 0.75rem;
  display: inline-block;
}

/* ---------- Actions calculateur (Calculer + Ajouter projet) ---------- */
.calc-actions {
  display: flex;
  gap: 0.6rem;
  margin-top: 1rem;
  align-items: stretch;
}

.btn-calculate,
.btn-add-project {
  flex: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  background: var(--surface-2);
  color: var(--accent);
  border: 1px solid var(--accent);
  border-radius: 8px;
  padding: 0.5rem 1.1rem;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.btn-calculate:hover,
.btn-add-project:hover { background: var(--accent); color: var(--bg); }
/* Wrapper mode édition — encadre banner + card en orange */
#calcEditWrapper {
  border-radius: 12px;
  transition: box-shadow 0.2s ease, border-color 0.2s ease;
}
#calcEditWrapper.editing {
  border: 2px solid var(--accent);
  border-radius: 12px;
  padding: 0.75rem;
  background: rgba(250, 149, 73, 0.03);
}

/* Bandeau mode édition dans le calculateur */
.calc-edit-banner {
  background: var(--accent-soft);
  border-radius: 6px;
  padding: 0.5rem 1rem;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.btn-edit-cancel {
  background: var(--surface);
  border: 1px solid var(--border-strong);
  color: var(--text-muted);
  border-radius: 8px;
  padding: 0.5rem 1rem;
  font-family: inherit;
  font-size: 0.88rem;
  cursor: pointer;
  transition: all 0.12s ease;
}
.btn-edit-cancel:hover { border-color: var(--danger); color: var(--danger); }

.btn-edit-validate {
  background: #2a9d5c;
  border: 1px solid #2a9d5c;
  color: #fff;
  border-radius: 8px;
  padding: 0.5rem 1.1rem;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s ease;
}
.btn-edit-validate:hover { background: #218f4e; border-color: #218f4e; }

.btn-add-project.added {
  background: #2a9d5c;
  color: #fff;
  pointer-events: none;
}

/* ---------- Cards d'usine ---------- */
.proj-group {
  margin-bottom: 0.6rem;
}

.proj-group-connector {
  display: flex;
  align-items: center;
  padding: 0 0 0 18px;
  height: 18px;
  position: relative;
}
.proj-group-connector::before {
  content: '';
  position: absolute;
  left: 22px;
  top: 0;
  bottom: 0;
  width: 2px;
  border-left: 2px dashed var(--accent);
  opacity: 0.4;
}
.proj-group-connector-label {
  font-size: 0.65rem;
  color: var(--text-faint);
  padding-left: 10px;
  letter-spacing: 0.04em;
}

.proj-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
  position: relative;
  min-width: 0;
  box-sizing: border-box;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.proj-card:hover { border-color: var(--accent); }

.proj-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 0.4rem;
  margin-bottom: 0.35rem;
}
.proj-card-title-row {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  flex: 1;
  min-width: 0;
}

.proj-card-machine-icon {
  width: 24px;
  height: 24px;
  object-fit: contain;
  flex-shrink: 0;
  opacity: 0.85;
}
.proj-card-machine-icon-fallback {
  font-size: 1rem;
  flex-shrink: 0;
  opacity: 0.5;
}

.proj-card-name {
  margin: 0;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.proj-card-rename-input {
  background: var(--bg);
  border: 1px solid var(--accent);
  border-radius: 4px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 500;
  padding: 0.1rem 0.35rem;
  width: 100%;
  outline: none;
}

.proj-card-head-right {
  display: flex;
  align-items: center;
  gap: 0.25rem;
  flex-shrink: 0;
}

.proj-card-state {
  font-size: 0.8rem;
  line-height: 1;
}
.proj-card-state.unplaced { color: var(--accent); }
.proj-card-state.placed   { color: #4ad77a; }

.proj-card-menu-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.1rem 0.3rem;
  border-radius: 4px;
  font-family: inherit;
  transition: background 0.12s ease;
}
.proj-card-menu-btn:hover { background: var(--surface-hover); color: var(--text); }

.proj-card-pencil {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 0.85rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.15rem 0.3rem;
  border-radius: 4px;
  font-family: inherit;
  opacity: 0.5;
  transition: opacity 0.12s, background 0.12s;
}
.proj-card-pencil:hover { opacity: 1; background: var(--surface-hover); }

.proj-card-delete {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  font-family: inherit;
  opacity: 0.4;
  transition: opacity 0.12s, color 0.12s, background 0.12s;
}
.proj-card-delete:hover { opacity: 1; color: #ef4444; background: rgba(239,68,68,0.08); }

/* Zone résumé — fait partie du clic global sur le card */
.proj-card-summary {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin-bottom: 0.5rem;
  padding: 0.1rem 0;
}

.proj-card-meta {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.proj-card-stats {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
  margin-bottom: 0.3rem;
}
.proj-card-rate {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--accent);
}
.proj-card-output-item {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-style: italic;
}
.proj-card-machine-count {
  font-size: 0.72rem;
  color: var(--text-muted);
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.proj-card-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.35rem;
  margin-bottom: 0.4rem;
}
.proj-card-kind {
  font-size: 0.7rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  color: var(--text-muted);
}
.proj-card-linked {
  font-size: 0.7rem;
  color: var(--text-faint);
}
.proj-card-linked span {
  color: var(--accent);
  opacity: 0.8;
}

/* ---------- Build card (groupe englobant) ---------- */
.proj-build {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.65rem 0.8rem;
  margin-bottom: 0.6rem;
  position: relative;
  min-width: 0;
  box-sizing: border-box;
  cursor: pointer;
  transition: border-color 0.15s ease;
}
.proj-build:hover { border-color: var(--accent); }
.proj-build.editing {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}
.proj-build.dimmed { opacity: 0.4; pointer-events: none; }

.proj-build-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.5rem;
}
.proj-build-title {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  min-width: 0;
  flex: 1;
}
.proj-build-name {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  cursor: pointer;
}

.proj-build-rows {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  margin-bottom: 0.45rem;
  padding: 0.4rem 0.5rem;
  background: var(--bg);
  border-radius: 6px;
  border: 1px solid var(--border);
}
.proj-factory-row {
  display: grid;
  grid-template-columns: 70px 1fr;
  gap: 0.3rem 0.5rem;
  align-items: start;
  font-size: 0.75rem;
}
.proj-factory-kind {
  font-size: 0.68rem;
  font-weight: 600;
  color: var(--text-faint);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding-top: 0.1rem;
}
.proj-factory-info {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-wrap: wrap;
}
.proj-factory-rate {
  font-weight: 700;
  color: var(--accent);
  font-size: 0.88rem;
}
.proj-factory-item {
  color: var(--text-muted);
  font-size: 0.72rem;
}
.proj-factory-machines {
  grid-column: 2;
  color: var(--text-faint);
  font-size: 0.7rem;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

/* ---------- Cards — mode édition ---------- */
.proj-card.editing {
  border-color: var(--accent);
  box-shadow: 0 0 0 2px var(--accent-soft);
}
.proj-card.dimmed {
  opacity: 0.4;
  pointer-events: none;
}

/* Barre sticky mode édition */
.proj-edit-bar {
  padding: 0.75rem 0.9rem;
  border-top: 1px solid var(--border);
  background: var(--bg-soft);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.proj-edit-bar-label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
}
.proj-edit-bar-actions {
  display: flex;
  gap: 0.5rem;
}
.proj-edit-btn {
  flex: 1;
  border-radius: 7px;
  padding: 0.45rem 0.6rem;
  font-family: inherit;
  font-size: 0.82rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid var(--border);
  transition: all 0.12s ease;
}
.proj-edit-btn.cancel {
  background: var(--surface);
  color: var(--text-muted);
}
.proj-edit-btn.cancel:hover { border-color: var(--border-strong); color: var(--text); }
.proj-edit-btn.validate {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--bg);
  font-weight: 600;
}
.proj-edit-btn.validate:hover { background: var(--accent-strong); border-color: var(--accent-strong); }

.proj-card-actions {
  display: flex;
  gap: 0.4rem;
  margin-top: 0.35rem;
  min-width: 0;
}
.proj-card-btn {
  flex: 1;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-muted);
  border-radius: 6px;
  padding: 0.3rem 0.5rem;
  font-family: inherit;
  font-size: 0.75rem;
  cursor: pointer;
  transition: all 0.12s ease;
  text-align: center;
}
.proj-card-btn:hover { border-color: var(--border-strong); color: var(--text); }
.proj-card-btn.primary {
  background: var(--accent-soft);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 500;
}
.proj-card-btn.primary:hover { background: var(--accent); color: var(--bg); }

/* Menu ⋯ flottant (monté sur document.body en position:fixed) */
.proj-card-menu-float {
  position: fixed;
  background: var(--bg-soft);
  border: 1px solid var(--border-strong);
  border-radius: 8px;
  box-shadow: 0 8px 24px rgba(0,0,0,0.5);
  z-index: 500;
  min-width: 160px;
  padding: 0.3rem;
}
.proj-card-menu-item {
  display: block;
  width: 100%;
  text-align: left;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: inherit;
  font-size: 0.84rem;
  padding: 0.4rem 0.65rem;
  border-radius: 5px;
  cursor: pointer;
  transition: background 0.1s ease;
}
.proj-card-menu-item:hover { background: var(--surface-hover); }
.proj-card-menu-item.danger { color: var(--danger); }
.proj-card-menu-item.danger:hover { background: rgba(220,53,69,0.12); }
.proj-card-menu-divider {
  height: 1px;
  background: var(--border);
  margin: 0.25rem 0;
}

/* ---------- Adaptation des layouts existants ---------- */
/* Push le contenu vers la gauche pour laisser de la place au panneau */
/* La sidebar est un overlay pur — elle ne touche jamais au layout du contenu */

/* Mobile : sidebar overlay au lieu de pousser */
@media (max-width: 900px) {
  body.has-project-sidebar { padding-right: 0; }
  .project-sidebar {
    width: 85vw;
    max-width: 320px;
    box-shadow: -8px 0 32px rgba(0, 0, 0, 0.5);
  }
  .project-sidebar.collapsed { transform: translateX(calc(100% - 28px)); }
}