/* ==========================================================================
   Crony Workbench — workbench.css  v3.1.0
   Position fix: stage bar labels fully visible, session header rhythm,
   composer proportions, action bar overflow.
   ========================================================================== */

/* ── Workbench layout root ─────────────────────────────────────────────── */
.workbench-layout {
  display: flex;
  flex: 1;
  min-height: 0;
  overflow: hidden;
  position: relative;
  background: var(--bg-cream);
}

/* ============================================================
   Sessions panel
   ============================================================ */
.wb-sessions-panel {
  width: 230px;
  min-width: 200px;
  max-width: 260px;
  display: flex;
  flex-direction: column;
  border-right: 1px solid var(--divider);
  background: var(--bg-cream);
  overflow: hidden;
  flex-shrink: 0;
  transition: width var(--transition-smooth), min-width var(--transition-smooth);
}
/* compat */
.workbench-sessions-panel {
  width: 230px; min-width: 200px; max-width: 260px;
  display: flex; flex-direction: column;
  border-right: 1px solid var(--divider);
  background: var(--bg-cream);
  overflow: hidden; flex-shrink: 0;
}

.wb-sessions-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-4) var(--space-3);
  border-bottom: 1px solid var(--divider);
  flex-shrink: 0;
}
.workbench-sessions-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-4) var(--space-4) var(--space-3);
  border-bottom: 1px solid var(--divider); flex-shrink: 0;
}

.wb-sessions-title {
  font-size: 0.65rem;
  font-weight: 700;
  color: var(--text-kicker);
  text-transform: uppercase;
  letter-spacing: 0.10em;
}

.wb-sessions-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-2) var(--space-2);
  display: flex;
  flex-direction: column;
  gap: 1px;
  scrollbar-width: thin;
  scrollbar-color: var(--divider) transparent;
}
.wb-sessions-list::-webkit-scrollbar { width: 3px; }
.wb-sessions-list::-webkit-scrollbar-track { background: transparent; }
.wb-sessions-list::-webkit-scrollbar-thumb { background: var(--divider); border-radius: 4px; }

.workbench-sessions-list {
  flex: 1; overflow-y: auto; padding: var(--space-2);
  display: flex; flex-direction: column; gap: 1px;
}

/* ============================================================
   Main panel
   ============================================================ */
.workbench-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  overflow: hidden;
  background: var(--bg-cream);
}

/* ============================================================
   Session header — minimal, breathes
   ============================================================ */
.wb-session-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  /* Use padding-inline so height is a true fixed rail */
  padding: 0 var(--space-6);
  height: 52px;
  border-bottom: 1px solid var(--divider);
  background: var(--bg-cream);
  flex-shrink: 0;
  flex-wrap: nowrap;
  overflow: hidden;
}

#wb-session-name {
  font-size: 0.875rem !important;
  font-weight: 650 !important;
  color: var(--text-main) !important;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 260px;
  letter-spacing: -0.01em;
}

#wb-session-rename-btn {
  opacity: 0;
  transition: opacity var(--transition-fast), color var(--transition-fast);
}
.wb-session-header:hover #wb-session-rename-btn { opacity: 0.5; }
#wb-session-rename-btn:hover { opacity: 1 !important; color: var(--accent); }

/* ============================================================
   Stage bar
   ─ Height is 56px so labels (font-size 0.60rem ≈ 10px) at
     top: 16px below the dot sit fully inside the bar.
   ─ Track sits at top 20px (vertically centred in the dot zone).
   ─ Labels use top: 16px from the dot, not from bar-top.
   ============================================================ */
.wb-stage-bar {
  position: relative;
  display: flex;
  align-items: flex-start;       /* dots align to top zone, labels hang below */
  justify-content: space-between;
  height: 56px;                  /* ↑ was 44px — need room for labels below dots */
  padding: 16px var(--space-12) 0; /* 16px top so dot row is optically centred in upper half */
  flex-shrink: 0;
  background: var(--bg-cream);
  border-bottom: 1px solid var(--divider);
  overflow: visible;             /* allow label text to be positioned freely */
}

/* Track line — sits at 20px from bar top (centre of dot) */
.wb-stage-bar::before {
  content: '';
  position: absolute;
  left: var(--space-12);
  right: var(--space-12);
  top: 20px;                     /* was 17px */
  height: 1.5px;
  background: var(--divider);
  z-index: 0;
}

/* Progress fill — same vertical position as track */
.wb-stage-fill {
  position: absolute;
  left: var(--space-12);
  top: 20px;                     /* was 17px */
  height: 1.5px;
  background: var(--accent);
  z-index: 1;
  border-radius: 2px;
  width: calc((100% - 2 * var(--space-12)) * var(--wb-stage-pct, 0) / 100);
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.wb-stage-node {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  min-width: 72px;
  cursor: default;
  user-select: none;
}

.wb-sn-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--divider);
  border: 2px solid var(--bg-cream);
  outline: 2px solid var(--divider);
  transition: background 0.3s ease, outline-color 0.3s ease, box-shadow 0.3s ease;
  flex-shrink: 0;
  /* Dot is at flow position inside the flex node; no negative margin */
}

.wb-sn-label {
  /* Positioned relative to the node, not absolute from bar-top.
     margin-top puts it just below the dot (8px dot + 2px outline = ~12px → 6px gap) */
  margin-top: 6px;
  white-space: nowrap;
  font-size: 0.60rem;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--text-kicker);
  transition: color 0.3s ease;
  line-height: 1;
  /* No absolute positioning — label is a natural flex child below the dot */
  position: static;
}

.wb-stage-node.wb-sn-pending .wb-sn-dot   { background: var(--divider); outline-color: var(--divider); }
.wb-stage-node.wb-sn-pending .wb-sn-label { color: var(--text-kicker); opacity: 0.5; }

.wb-stage-node.wb-sn-done .wb-sn-dot {
  background: var(--accent);
  outline-color: rgba(47,79,58,0.25);
}
.wb-stage-node.wb-sn-done .wb-sn-label { color: var(--accent); }

.wb-stage-node.wb-sn-current .wb-sn-dot {
  background: var(--accent);
  outline-color: rgba(47,79,58,0.18);
  animation: wb-stage-pulse 2s ease-in-out infinite;
}
.wb-stage-node.wb-sn-current .wb-sn-label {
  color: var(--accent);
  font-weight: 800;
}

@keyframes wb-stage-pulse {
  0%, 100% { box-shadow: 0 0 0 0   rgba(47,79,58,0.30); }
  50%       { box-shadow: 0 0 0 5px rgba(47,79,58,0.00); }
}

/* ============================================================
   Thread
   ============================================================ */
.wb-thread {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-6) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: var(--divider) transparent;
}
.wb-thread::-webkit-scrollbar { width: 3px; }
.wb-thread::-webkit-scrollbar-track { background: transparent; }
.wb-thread::-webkit-scrollbar-thumb { background: var(--divider); border-radius: 4px; }

/* Empty state — full-height centred elegance */
.wb-thread-placeholder {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  color: var(--text-kicker);
  padding: var(--space-10) var(--space-8);
  text-align: center;
  min-height: 240px;
}
.wb-thread-placeholder svg {
  opacity: 0.12;
  width: 40px;
  height: 40px;
}
.wb-thread-placeholder p {
  font-size: var(--text-sm);
  max-width: 26ch;
  line-height: 1.8;
  color: var(--text-kicker);
  margin: 0;
  font-weight: 400;
}
.wb-thread-placeholder::after {
  content: 'Press ↵ or click send to begin';
  font-size: 0.66rem;
  letter-spacing: 0.04em;
  color: var(--text-kicker);
  opacity: 0.4;
  margin-top: calc(-1 * var(--space-2));
}

/* ============================================================
   Message rows
   ============================================================ */
.message-row {
  display: flex;
  flex-direction: column;
  max-width: 72%;
  gap: 3px;
}
.message-row.user   { align-self: flex-end;  align-items: flex-end; }
.message-row.agent  { align-self: flex-start; align-items: flex-start; }
.message-row.system { align-self: center;     align-items: center; }

.message-bubble {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-xl);
  font-size: var(--text-sm);
  line-height: 1.70;
  word-break: break-word;
  animation: wb-msg-in 0.16s ease-out;
}
@keyframes wb-msg-in {
  from { opacity: 0; transform: translateY(5px); }
  to   { opacity: 1; transform: translateY(0); }
}

.message-row.user .message-bubble {
  background: var(--text-main);
  color: var(--bg-cream);
  border-radius: var(--radius-xl) var(--radius-xl) var(--radius-sm) var(--radius-xl);
}
.message-row.agent .message-bubble {
  background: var(--color-surface, #fff);
  color: var(--text-main);
  border: 1px solid var(--divider);
  border-radius: var(--radius-xl) var(--radius-xl) var(--radius-xl) var(--radius-sm);
  box-shadow: var(--shadow-sm);
}
.message-row.system .message-bubble {
  background: rgba(155,28,28,.05);
  color: var(--color-error, #9b1c1c);
  font-size: var(--text-xs);
  border: 1px solid rgba(155,28,28,.12);
  border-radius: var(--radius-lg);
}

.message-bubble pre {
  background: var(--text-main);
  color: var(--bg-cream);
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  overflow-x: auto;
  font-size: 0.75rem;
  line-height: 1.55;
  margin: var(--space-3) 0 0;
  scrollbar-width: thin;
  scrollbar-color: rgba(255,255,255,0.12) transparent;
}
.message-bubble code { font-family: var(--font-mono); font-size: 0.82em; }
.message-row.agent .message-bubble code:not(pre code) {
  background: var(--nav-pill-bg);
  padding: 1px 6px;
  border-radius: 4px;
  border: 1px solid var(--divider);
  font-size: 0.81em;
}

.message-meta {
  font-size: 0.60rem;
  letter-spacing: 0.02em;
  color: var(--text-kicker);
  padding: 0 var(--space-1);
  opacity: 0.7;
}

/* ============================================================
   Inline device-ask widget
   ============================================================ */
.wb-device-ask {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-top: var(--space-3);
  padding-top: var(--space-3);
  border-top: 1px solid var(--divider);
  flex-wrap: wrap;
}
.wb-device-ask-select,
.wb-device-ask-input {
  flex: 1; min-width: 140px; max-width: 260px; height: 32px;
  padding: 0 var(--space-3);
  border: 1.5px solid var(--divider); border-radius: var(--radius-lg);
  background: var(--bg-cream); color: var(--text-main); font-size: var(--text-xs);
  font-family: inherit; transition: border-color var(--transition-fast); outline: none;
}
.wb-device-ask-select:focus, .wb-device-ask-input:focus { border-color: var(--accent); }
.wb-device-ask-confirm {
  height: 32px; padding: 0 var(--space-4);
  font-size: var(--text-xs); font-weight: 600;
  border-radius: var(--radius-lg); border: none;
  background: var(--btn-primary-bg); color: var(--btn-primary-text);
  cursor: pointer; white-space: nowrap; flex-shrink: 0;
  transition: opacity var(--transition-fast);
}
.wb-device-ask-confirm:disabled { opacity: 0.4; cursor: default; }
.wb-device-ask-confirm:not(:disabled):hover { opacity: 0.85; }

/* ============================================================
   Reasoning steps
   ============================================================ */
.wb-steps-wrap { display: flex; flex-direction: column; gap: 0; margin-bottom: 2px; }
.wb-steps-toggle {
  display: inline-flex; align-items: center; gap: 5px;
  background: none; border: none; cursor: pointer;
  font-size: 0.70rem; color: var(--text-kicker);
  padding: 2px 0; border-radius: var(--radius-sm);
  transition: color var(--transition-fast); text-align: left;
}
.wb-steps-toggle:hover { color: var(--text-body); }
.wb-steps-summary { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 420px; }
.wb-steps-list {
  list-style: none; padding: 6px 0 4px 16px; margin: 0 0 0 5px;
  display: flex; flex-direction: column; gap: 3px;
  border-left: 2px solid var(--divider);
}
.wb-step-item { display: flex; align-items: baseline; gap: 6px; font-size: 0.70rem; color: var(--text-kicker); flex-wrap: wrap; }
.wb-step-check    { color: var(--accent); flex-shrink: 0; }
.wb-step-label    { font-weight: 600; color: var(--text-body); flex-shrink: 0; }
.wb-step-detail   { color: var(--text-kicker); font-size: 0.68rem; }
.wb-step-duration { margin-left: auto; font-family: var(--font-mono); font-size: 0.66rem; color: var(--text-kicker); flex-shrink: 0; padding-left: var(--space-3); }

#wb-reasoning-toggle {
  display: inline-flex; align-items: center; gap: 4px;
  height: 26px; padding: 0 10px;
  border-radius: var(--radius-full);
  font-size: 0.68rem; font-weight: 600;
  border: 1px solid var(--divider);
  background: transparent; color: var(--text-kicker);
  cursor: pointer; white-space: nowrap; flex-shrink: 0; margin-left: auto;
  transition: background var(--transition-fast), color var(--transition-fast), border-color var(--transition-fast);
  letter-spacing: 0.02em;
}
#wb-reasoning-toggle:hover { background: var(--nav-pill-bg); color: var(--text-body); border-color: var(--nav-pill-border); }
#wb-reasoning-toggle[aria-pressed="true"] {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary-dim);
  color: var(--accent);
}

/* ============================================================
   Typing indicator
   ============================================================ */
.typing-dot {
  display: inline-block; width: 4px; height: 4px;
  border-radius: 50%; background: var(--text-kicker);
  animation: wb-typing-blink 1.2s infinite;
}
.typing-dot:nth-child(2) { animation-delay: 0.2s; }
.typing-dot:nth-child(3) { animation-delay: 0.4s; }
@keyframes wb-typing-blink {
  0%, 80%, 100% { opacity: 0.2; transform: scale(0.85); }
  40%           { opacity: 1;   transform: scale(1.1); }
}

/* ============================================================
   Composer
   ============================================================ */
.wb-composer {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--divider);
  background: var(--bg-cream);
  flex-shrink: 0;
  padding-bottom: env(safe-area-inset-bottom, 0);
}

/* Action bar */
.wb-action-bar {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0 var(--space-6);
  min-height: 42px;         /* min-height instead of fixed so it never clips */
  height: auto;
  border-bottom: 1px solid var(--divider);
  flex-wrap: nowrap;
  overflow-x: auto;         /* scroll instead of clip on narrow viewports */
  overflow-y: hidden;
  background: var(--bg-cream);
  flex-shrink: 0;
  scrollbar-width: none;    /* invisible scrollbar */
}
.wb-action-bar::-webkit-scrollbar { display: none; }

/* Device selector */
#wb-device-select {
  height: 28px !important;
  font-size: 0.72rem !important;
  font-weight: 500;
  padding: 0 var(--space-3) !important;
  max-width: 170px;
  flex-shrink: 0;
  border: 1px solid var(--divider);
  border-radius: var(--radius-full);
  background: var(--bg-cream);
  color: var(--text-body);
  cursor: pointer;
  transition: border-color var(--transition-fast);
}
#wb-device-select:focus { outline: none; border-color: var(--accent); }
#wb-device-select:hover { border-color: var(--nav-pill-border); }

/* Vertical rule before step rail */
#wb-step-rail::before {
  content: '';
  display: inline-block;
  width: 1px;
  height: 14px;
  background: var(--divider);
  margin-right: var(--space-2);
  flex-shrink: 0;
  align-self: center;
}

/* Input row */
.wb-input-row {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5) var(--space-4);
}

/* Textarea */
.wb-input {
  flex: 1; resize: none;
  border-radius: var(--radius-xl);
  border: 1.5px solid var(--divider);
  padding: 10px var(--space-4);
  font-size: var(--text-sm); font-family: inherit;
  background: var(--color-surface, #fff);
  color: var(--text-main);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  line-height: 1.60; min-height: 46px; max-height: 160px;
  scrollbar-width: thin; scrollbar-color: var(--divider) transparent;
  box-shadow: var(--shadow-sm);
}
.wb-input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(47,79,58,0.08), var(--shadow-sm);
  background: var(--color-surface, #fff);
}
.wb-input:disabled { opacity: 0.40; cursor: not-allowed; }
.wb-input::placeholder { color: var(--text-kicker); font-size: 0.84rem; }

.wb-input-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  flex-shrink: 0;
  padding-bottom: 1px;
}

/* ============================================================
   Send button
   ============================================================ */
#wb-send-btn {
  flex-shrink: 0; width: 40px; height: 40px; padding: 0; min-width: 40px;
  border-radius: var(--radius-full);
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    min-width 0.22s ease,
    padding 0.22s ease,
    opacity var(--transition-fast),
    box-shadow var(--transition-fast);
  box-shadow: var(--shadow-sm);
}
#wb-send-btn:not(:disabled):hover {
  opacity: 0.88;
  box-shadow: var(--shadow-md);
}
#wb-send-btn:disabled {
  opacity: 0.28;
  cursor: not-allowed;
  box-shadow: none;
}
#wb-send-btn[data-generating] {
  min-width: 108px; width: auto;
  border-radius: var(--radius-full);
  padding-left: var(--space-4); padding-right: var(--space-4);
  pointer-events: none; cursor: default; opacity: 1;
  background: var(--nav-pill-bg); color: var(--text-kicker);
  border: 1px solid var(--divider);
  box-shadow: none;
  animation: wb-btn-pulse 1.5s ease-in-out infinite;
}
@keyframes wb-btn-pulse {
  0%, 100% { opacity: 0.65; }
  50%       { opacity: 1; }
}

/* ============================================================
   Step badges
   ============================================================ */
.wb-step {
  display: inline-flex; align-items: center;
  font-size: 0.68rem; font-weight: 600;
  padding: 3px 10px;
  border-radius: var(--radius-full);
  border: 1px solid var(--divider);
  white-space: nowrap; letter-spacing: 0.02em;
  transition:
    background var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast);
}
.wb-step.step-done    { background: var(--tag-bg);         color: var(--tag-text);         border-color: var(--tag-border); }
.wb-step.step-current { background: var(--btn-primary-bg); color: var(--btn-primary-text); border-color: var(--btn-primary-bg); }
.wb-step.step-pending { background: transparent;           color: var(--text-kicker);       border-color: var(--divider); }

/* ============================================================
   Contextual action buttons
   ============================================================ */
#wb-generate-plan-btn,
#wb-run-review-btn,
#wb-open-code-review-btn {
  display: none; align-items: center; gap: 4px;
  height: 26px; padding: 0 11px;
  border-radius: var(--radius-full);
  font-size: 0.68rem; font-weight: 600;
  cursor: pointer; white-space: nowrap; flex-shrink: 0; letter-spacing: 0.02em;
  border: 1px solid var(--color-primary-dim, rgba(47,79,58,0.15));
  background: var(--color-primary-highlight, rgba(47,79,58,0.08));
  color: var(--accent);
  transition: opacity var(--transition-fast), box-shadow var(--transition-fast);
}
#wb-generate-plan-btn:hover, #wb-run-review-btn:hover {
  opacity: 0.82;
  box-shadow: 0 1px 4px rgba(47,79,58,0.12);
}
#wb-open-code-review-btn {
  border-color: rgba(47,79,58,0.20);
  background: rgba(47,79,58,0.06);
  color: var(--accent);
}
#wb-open-code-review-btn:hover { opacity: 0.8; }

/* ============================================================
   Plan panel — side drawer
   ============================================================ */
.wb-plan-panel {
  display: none; flex-direction: column;
  width: 300px; min-width: 260px; max-width: 360px;
  flex-shrink: 0;
  border-left: 1px solid var(--divider);
  background: var(--bg-cream);
  overflow: hidden;
  box-shadow: -4px 0 20px rgba(0,0,0,0.04);
}
.wb-plan-panel.open { display: flex; }

.wb-plan-panel-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 var(--space-5);
  height: 44px;
  border-bottom: 1px solid var(--divider);
  font-size: 0.62rem; font-weight: 700;
  color: var(--text-kicker);
  text-transform: uppercase; letter-spacing: 0.08em;
  flex-shrink: 0;
}

.wb-plan-panel-body {
  flex: 1; overflow-y: auto;
  padding: var(--space-5);
  font-size: var(--text-xs); color: var(--text-body); line-height: 1.75;
  scrollbar-width: thin; scrollbar-color: var(--divider) transparent;
}

.wb-plan-sheet-handle {
  display: none; justify-content: center; align-items: center;
  padding: 10px 0 4px; flex-shrink: 0; cursor: grab;
}
.wb-plan-sheet-handle::before {
  content: ''; width: 32px; height: 3px;
  border-radius: 2px; background: var(--divider);
}

#wb-view-plan-btn { display: none; }

.wb-plan-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,0.30); z-index: 300;
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
}
.wb-plan-overlay.visible { display: block; }

/* ============================================================
   Responsive — tablet  (769–1024)
   ============================================================ */
@media (max-width: 1024px) and (min-width: 769px) {
  .wb-sessions-panel { width: 200px; min-width: 180px; }
  .wb-thread { padding: var(--space-5) var(--space-6); }
  .wb-input-row { padding: var(--space-3) var(--space-4) var(--space-3); }
  .wb-action-bar { padding: 0 var(--space-4); }
  .message-row { max-width: 80%; }

  /* Stage bar: maintain correct proportions on tablet */
  .wb-stage-bar { padding: 16px var(--space-8) 0; }
  .wb-stage-bar::before,
  .wb-stage-fill { left: var(--space-8); right: var(--space-8); top: 20px; }
}

/* ============================================================
   Responsive — mobile  (≤768)
   ============================================================ */
@media (max-width: 768px) {
  .wb-sessions-panel {
    position: absolute; left: 0; top: 0; bottom: 0; z-index: 200;
    width: 270px; max-width: 80vw;
    transform: translateX(-100%);
    transition: transform 0.26s cubic-bezier(0.4,0,0.2,1);
    box-shadow: 3px 0 20px rgba(0,0,0,0.10);
  }
  .wb-sessions-panel.open { transform: translateX(0); }

  .wb-session-header { padding: 0 var(--space-4); height: 48px; }
  .wb-thread     { padding: var(--space-4) var(--space-4); gap: var(--space-3); }
  .wb-action-bar { padding: 0 var(--space-3); gap: var(--space-1); min-height: 40px; }
  .wb-input-row  { padding: var(--space-2) var(--space-3) var(--space-3); }
  .message-row   { max-width: 88%; }
  .wb-steps-summary { max-width: 180px; }
  .wb-device-ask { flex-direction: column; align-items: stretch; }
  .wb-device-ask-select, .wb-device-ask-input { max-width: 100%; }

  /* Stage bar — mobile: tighter height, labels still visible */
  .wb-stage-bar  { height: 46px; padding: 12px var(--space-6) 0; }
  .wb-stage-bar::before { left: var(--space-6); right: var(--space-6); top: 16px; }
  .wb-stage-fill { left: var(--space-6); top: 16px; }
  .wb-sn-dot     { width: 7px; height: 7px; }
  .wb-sn-label   { font-size: 0.56rem; margin-top: 5px; }
  .wb-stage-node { min-width: 52px; }

  /* Plan: full-width bottom sheet */
  .wb-plan-panel {
    position: fixed; left: 0; right: 0; bottom: 0;
    width: 100%; max-width: 100%; min-width: 0;
    height: 65vh; max-height: 80vh;
    border-left: none; border-top: 1px solid var(--divider);
    border-radius: 20px 20px 0 0;
    box-shadow: 0 -6px 40px rgba(0,0,0,0.14);
    z-index: 310;
    display: flex; transform: translateY(100%);
    transition: transform 0.28s cubic-bezier(0.4,0,0.2,1);
  }
  .wb-plan-panel.open { transform: translateY(0); }
  .wb-plan-sheet-handle { display: flex; }

  #wb-view-plan-btn {
    display: inline-flex; align-items: center; gap: 4px;
    height: 28px; padding: 0 var(--space-3);
    border-radius: var(--radius-full);
    font-size: 0.68rem; font-weight: 600;
    background: var(--color-primary-highlight);
    color: var(--accent);
    border: 1px solid var(--color-primary-dim);
    cursor: pointer; white-space: nowrap; flex-shrink: 0;
  }
  #wb-view-plan-btn:active { opacity: 0.72; }
  #wb-step-rail { overflow-x: auto; flex-wrap: nowrap; }
  #wb-send-btn  { width: 38px; height: 38px; min-width: 38px; }
  #wb-device-select { max-width: 120px !important; }
}

/* ============================================================
   Small mobile  (≤480)
   ============================================================ */
@media (max-width: 480px) {
  .wb-step.step-pending, .wb-step.step-done { display: none; }
  .wb-step.step-current { display: inline-flex; }
  /* On very small screens, hide labels entirely — just the dots tell the story */
  .wb-sn-label  { display: none; }
  .wb-stage-bar { height: 22px; padding: 7px var(--space-6) 0; }
  .wb-stage-bar::before { top: 11px; }
  .wb-stage-fill { top: 11px; }
  .message-row  { max-width: 95%; }
  .wb-input-row { gap: var(--space-1); }
  #wb-step-rail::before { display: none; }
  .wb-action-bar { gap: var(--space-1); }
  #wb-session-name { max-width: 180px; }
}