/* Journey Shell — floating FAB + expanded panel.
   Apple-restrained: hairline borders, single accent, single floating control. */

/* ─── Top navigation (clean product nav, no journey logic) ─────── */
.topnav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in oklab, var(--bg), transparent 14%);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--border-soft);
}
.topnav-inner {
  max-width: 1240px;
  margin-inline: auto;
  padding: 14px var(--container-gutter-desktop);
  display: flex;
  align-items: center;
  gap: 32px;
}
.topnav-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-sm);
  color: var(--fg);
  letter-spacing: -0.01em;
}
.topnav-brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px; height: 26px;
  border-radius: 7px;
  background: var(--fg);
  color: var(--bg);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
}
.topnav-brand-mark .topnav-mark-inner {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 12px;
  letter-spacing: -0.02em;
}
.topnav-links {
  display: flex;
  gap: 4px;
  flex: 1;
}
.topnav-links a {
  padding: 6px 12px;
  font-size: 13px;
  color: var(--fg-2);
  border-radius: 6px;
  font-weight: 500;
  transition: color var(--motion-fast) var(--ease-standard), background var(--motion-fast) var(--ease-standard);
}
.topnav-links a:hover { color: var(--fg); background: var(--surface); }
.topnav-links a[aria-current="page"],
.topnav-links a.active { color: var(--fg); background: var(--surface); }

/* ─── Group + megamenu (AI 工坊 / 实战擂台 / 前沿学院) ─────────────────────── */
.topnav-group { position: relative; }
.topnav-group > a {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 6px 12px;
  font-size: 13px;
  color: var(--fg-2);
  border-radius: 6px;
  font-weight: 500;
  transition: color var(--motion-fast) var(--ease-standard), background var(--motion-fast) var(--ease-standard);
}
.topnav-group > a:hover { color: var(--fg); background: var(--surface); }
.topnav-group.is-active > a { color: var(--fg); background: var(--surface); }
.topnav-group > a .caret {
  font-size: 9px;
  color: var(--meta);
  transition: transform var(--motion-fast) var(--ease-standard);
}
.topnav-group:hover > a .caret,
.topnav-group.is-hover > a .caret { transform: translateY(1px); }

.topnav-megamenu {
  position: absolute;
  top: calc(100% + 6px);
  left: -8px;
  min-width: 240px;
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 6px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08), 0 2px 6px rgba(0, 0, 0, 0.04);
  opacity: 0;
  pointer-events: none;
  transform: translateY(4px);
  transition: opacity var(--motion-fast) var(--ease-standard), transform var(--motion-fast) var(--ease-standard);
  z-index: 51;
}
/* Transparent bridge: fills the 6px gap so moving the mouse from the nav item
   into the dropdown never crosses a dead zone that drops :hover. */
.topnav-megamenu::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 0;
  right: 0;
  height: 8px;
}
.topnav-group:hover .topnav-megamenu,
.topnav-group.is-hover .topnav-megamenu,
.topnav-group:focus-within .topnav-megamenu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.topnav-megamenu a {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding: 8px 10px;
  font-size: 13px;
  color: var(--fg-2);
  border-radius: var(--radius-sm);
  font-weight: 500;
}
.topnav-megamenu a:hover { background: var(--surface); color: var(--fg); }
.topnav-megamenu a .sub-name { font-weight: 600; color: var(--fg); }
.topnav-megamenu a .sub-desc { font-size: 11px; color: var(--muted); font-weight: 400; }
.topnav-account,
.topnav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.topnav-search {
  background: var(--surface);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 7px 12px 7px 32px;
  font-size: 13px;
  color: var(--fg);
  width: 200px;
  font-family: var(--font-body);
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2386868b' stroke-width='2'><circle cx='11' cy='11' r='7'/><path d='m21 21-4.3-4.3'/></svg>");
  background-repeat: no-repeat;
  background-position: 10px center;
  transition: background var(--motion-fast) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard);
}
.topnav-search:focus { outline: none; background-color: var(--bg); border-color: var(--accent); box-shadow: var(--focus-ring); }
.topnav-avatar {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--surface);
  border: 1px solid var(--border-soft);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 12px;
  color: var(--fg);
  font-family: var(--font-display);
  cursor: pointer;
  transition: background var(--motion-fast) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard);
}
button.topnav-avatar { padding: 0; }
.topnav-avatar:hover { border-color: var(--meta); background: var(--bg); }
.topnav-avatar:focus-visible { outline: none; box-shadow: var(--focus-ring); }

/* ─── Avatar dropdown ─────────────────────────────────────────── */
.topnav-avatar-wrap { position: relative; display: inline-flex; }
.topnav-avatar-menu {
  position: absolute;
  right: 0;
  top: calc(100% + 10px);
  min-width: 260px;
  background: var(--bg);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius-md);
  padding: 6px;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.12), 0 2px 8px rgba(0, 0, 0, 0.05);
  z-index: 52;
  opacity: 0;
  pointer-events: none;
  transform: translateY(-4px);
  transition: opacity var(--motion-fast) var(--ease-standard), transform var(--motion-fast) var(--ease-standard);
}
.topnav-avatar-menu.is-open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.avatar-menu-head {
  padding: 10px 12px 12px;
  border-bottom: 1px solid var(--border-soft);
  margin-bottom: 6px;
}
.avatar-menu-name {
  font-weight: 600;
  font-size: 13px;
  color: var(--fg);
  letter-spacing: -0.01em;
  font-family: var(--font-display);
}
.avatar-menu-job {
  font-size: 11px;
  color: var(--muted);
  margin-top: 3px;
}
.avatar-menu-job .avatar-menu-major { color: var(--fg-2); font-weight: 500; }
.topnav-avatar-menu a,
.topnav-avatar-menu button {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  padding: 8px 12px;
  font-size: 13px;
  color: var(--fg-2);
  background: none;
  border: 0;
  cursor: pointer;
  border-radius: var(--radius-sm);
  text-align: left;
  font-family: inherit;
  font-weight: 500;
  transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
}
.topnav-avatar-menu a:hover,
.topnav-avatar-menu button:hover { background: var(--surface); color: var(--fg); }
.topnav-avatar-menu .menu-meta {
  font-size: 11px;
  color: var(--meta);
  font-weight: 400;
}
@media (max-width: 720px) {
  .topnav-megamenu { left: 0; min-width: 200px; }
  .topnav-avatar-menu { right: 0; min-width: 220px; }
}
@media (max-width: 1023px) {
  .topnav-inner { gap: 16px; }
  .topnav-search { width: 140px; }
}
@media (max-width: 720px) {
  .topnav-inner { padding-inline: var(--container-gutter-phone); }
  .topnav-search { display: none; }
  .topnav-links a { padding: 6px 8px; font-size: 12px; }
}

/* ─── Floating Journey button (the FAB) ────────────────────────── */
.journey-fab {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 60;
  width: 56px; height: 56px;
  background: var(--bg);
  border: 0;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.10), 0 2px 6px rgba(0, 0, 0, 0.05);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  transition: transform var(--motion-base) var(--ease-standard), box-shadow var(--motion-base) var(--ease-standard);
}
.journey-fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.14), 0 4px 10px rgba(0, 0, 0, 0.06);
}
.journey-fab:focus-visible {
  outline: none;
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.10), var(--focus-ring);
}
.journey-fab:active { transform: translateY(0); }
.journey-fab-ring {
  position: absolute;
  inset: 0;
  width: 56px; height: 56px;
  transform: rotate(-90deg);
}
.journey-fab-ring .track { fill: none; stroke: var(--border); stroke-width: 2; }
.journey-fab-ring .bar {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linecap: round;
  stroke-dasharray: 150.796;
  stroke-dashoffset: 150.796;
  transition: stroke-dashoffset 900ms var(--ease-standard);
}
.journey-fab-mark {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  color: var(--fg);
  letter-spacing: -0.01em;
  position: relative;
  z-index: 1;
  font-variant-numeric: tabular-nums;
}
.journey-fab-tip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--fg);
  color: var(--bg);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-fast) var(--ease-standard);
}
.journey-fab:hover .journey-fab-tip { opacity: 1; }
.journey-fab-tip::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--fg);
}
@media (max-width: 720px) {
  .journey-fab { bottom: 16px; right: 16px; }
}

/* ─── Expanded Journey panel ───────────────────────────────────── */
.journey-panel-scrim {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.18);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard);
  z-index: 70;
}
.journey-panel-scrim.is-open {
  opacity: 1;
  pointer-events: auto;
}
.journey-panel {
  position: fixed;
  bottom: 100px;
  right: 28px;
  width: 460px;
  max-width: calc(100vw - 56px);
  max-height: calc(100vh - 140px);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.18), 0 4px 16px rgba(0, 0, 0, 0.06);
  z-index: 71;
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  transform-origin: bottom right;
  pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard), transform var(--motion-base) var(--ease-standard);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.journey-panel.is-open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
@media (max-width: 720px) {
  .journey-panel {
    right: 8px;
    left: 8px;
    width: auto;
    bottom: 80px;
  }
}

.journey-panel-head {
  padding: 18px 22px 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-soft);
}
.journey-panel-head h3 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  margin: 0;
  letter-spacing: -0.01em;
}
.journey-panel-context {
  font-size: 11px;
  color: var(--muted);
  margin-bottom: 4px;
  display: flex;
  gap: 6px;
  align-items: center;
  font-weight: 500;
}
.journey-panel-context .ctx-major { color: var(--fg); font-weight: 600; }
.journey-panel-context .ctx-sep { color: var(--meta); }
.journey-panel-context .ctx-job { color: var(--muted); }
.journey-panel-head .progress-num {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 13px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.005em;
}
.journey-panel-close {
  background: transparent;
  border: 0;
  font-size: 18px;
  color: var(--muted);
  cursor: pointer;
  width: 28px; height: 28px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: background var(--motion-fast) var(--ease-standard), color var(--motion-fast) var(--ease-standard);
  margin-left: 10px;
}
.journey-panel-close:hover { background: var(--surface); color: var(--fg); }
.journey-panel-close:focus-visible { outline: none; box-shadow: var(--focus-ring); }

.journey-panel-stages {
  padding: 18px 22px 4px;
  position: relative;
}
.journey-panel-stages-row {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 4px;
  position: relative;
}
.journey-panel-stages-row::before {
  content: "";
  position: absolute;
  top: 9px;
  left: 10%;
  right: 10%;
  height: 1px;
  background: var(--border);
  z-index: 0;
}
.journey-panel-stages-row::after {
  content: "";
  position: absolute;
  top: 9px;
  left: 10%;
  height: 1px;
  background: var(--accent);
  z-index: 0;
  width: var(--progress-width, 0%);
  transition: width 900ms var(--ease-standard);
}
.panel-stage {
  position: relative;
  z-index: 1;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-family: inherit;
}
.panel-stage-dot {
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--bg);
  border: 1.5px solid var(--border);
  box-shadow: 0 0 0 3px var(--bg);
  transition: all var(--motion-base) var(--ease-standard);
}
.panel-stage[data-state="done"] .panel-stage-dot {
  background: var(--accent);
  border-color: var(--accent);
}
.panel-stage[data-state="current"] .panel-stage-dot {
  width: 14px; height: 14px;
  background: var(--bg);
  border: 2px solid var(--accent);
  box-shadow: 0 0 0 3px var(--bg), 0 0 0 6px color-mix(in oklab, var(--accent), transparent 80%);
}
.panel-stage-label {
  font-size: 10px;
  color: var(--muted);
  font-weight: 500;
  letter-spacing: -0.005em;
  text-align: center;
  line-height: 1.3;
}
.panel-stage[data-state="current"] .panel-stage-label { color: var(--fg); font-weight: 600; }
.panel-stage[data-state="done"] .panel-stage-label { color: var(--fg-2); }
.panel-stage:hover .panel-stage-dot { transform: scale(1.15); }
.panel-stage:focus-visible { outline: none; }
.panel-stage:focus-visible .panel-stage-dot {
  box-shadow: 0 0 0 3px var(--bg), 0 0 0 6px color-mix(in oklab, var(--accent), transparent 50%);
}

.journey-panel-current {
  padding: 16px 22px 0;
  border-top: 1px solid var(--border-soft);
  margin-top: 14px;
}
.journey-panel-current-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 4px;
}
.journey-panel-current-head .eyebrow {
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--meta);
  text-transform: uppercase;
  font-weight: 500;
}
.journey-panel-current-head .stage-count {
  font-size: 11px;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}
.journey-panel-current h4 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 17px;
  margin: 2px 0 4px;
  letter-spacing: -0.01em;
}
.journey-panel-current p {
  font-size: 12px;
  color: var(--muted);
  line-height: 1.45;
  margin: 0 0 12px;
}

.journey-panel-tasks {
  flex: 1;
  overflow-y: auto;
  padding: 0 22px 20px;
  max-height: 280px;
}
.mentor-fab {
  position: fixed;
  bottom: 96px;
  right: 28px;
  z-index: 60;
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--fg);
  color: var(--bg);
  text-decoration: none;
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.10), 0 2px 6px rgba(0, 0, 0, 0.05);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--motion-base) var(--ease-standard), box-shadow var(--motion-base) var(--ease-standard);
}
.mentor-fab:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.14), 0 4px 10px rgba(0, 0, 0, 0.06);
}
.mentor-fab:focus-visible {
  outline: none;
  box-shadow: 0 6px 22px rgba(0, 0, 0, 0.10), var(--focus-ring);
}
.mentor-fab:active { transform: translateY(0); }
.mentor-fab-badge {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.mentor-fab-tip {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--fg);
  color: var(--bg);
  padding: 6px 10px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
  white-space: nowrap;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--motion-fast) var(--ease-standard);
}
.mentor-fab:hover .mentor-fab-tip { opacity: 1; }
.mentor-fab-tip::after {
  content: "";
  position: absolute;
  left: 100%;
  top: 50%;
  transform: translateY(-50%);
  border: 5px solid transparent;
  border-left-color: var(--fg);
}
@media (max-width: 720px) {
  .mentor-fab { bottom: 84px; right: 16px; }
}

/* ── 导师悬浮对话框 ── */
.mentor-dialog-scrim {
  position: fixed; inset: 0;
  background: rgba(0, 0, 0, 0.18);
  opacity: 0; pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard);
  z-index: 80;
}
.mentor-dialog-scrim.is-open { opacity: 1; pointer-events: auto; }
.mentor-dialog {
  position: fixed;
  bottom: 28px; right: 28px;
  width: 396px;
  max-width: calc(100vw - 40px);
  height: 560px;
  max-height: calc(100vh - 80px);
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  box-shadow: 0 24px 64px rgba(0, 0, 0, 0.20), 0 4px 16px rgba(0, 0, 0, 0.06);
  z-index: 81;
  opacity: 0;
  transform: translateY(12px) scale(0.98);
  transform-origin: bottom right;
  pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard), transform var(--motion-base) var(--ease-standard);
  display: flex; flex-direction: column; overflow: hidden;
}
.mentor-dialog.is-open { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.mentor-dialog-head {
  display: flex; align-items: center; gap: 10px;
  padding: 14px 16px; border-bottom: 1px solid var(--border-soft);
}
.mentor-dialog-avatar {
  width: 34px; height: 34px; flex-shrink: 0;
  border-radius: 50%; background: var(--fg); color: var(--bg);
  display: grid; place-items: center;
  font-family: var(--font-display); font-weight: 700; font-size: 13px;
}
.mentor-dialog-id { flex: 1; min-width: 0; }
.mentor-dialog-id h3 { margin: 0; font-family: var(--font-display); font-size: 15px; font-weight: 600; }
.mentor-dialog-id p { margin: 1px 0 0; font-size: 11px; color: var(--muted); }
.mentor-dialog-clear {
  background: none; border: 0; cursor: pointer;
  font-size: 12px; color: var(--muted); font-family: inherit; padding: 4px 6px;
}
.mentor-dialog-clear:hover { color: var(--fg); }
.mentor-dialog-close {
  background: none; border: 0; cursor: pointer;
  font-size: 22px; line-height: 1; color: var(--muted); padding: 0 4px;
}
.mentor-dialog-close:hover { color: var(--fg); }
.mentor-dialog-body {
  flex: 1; min-height: 0; overflow-y: auto;
  padding: 16px; display: flex; flex-direction: column; gap: 12px;
  background: var(--surface-warm, var(--surface));
}
.mentor-msg { display: flex; }
.mentor-msg.me { justify-content: flex-end; }
.mentor-msg.mentor { justify-content: flex-start; }
.mentor-bubble {
  max-width: 80%;
  padding: 10px 13px; border-radius: 14px;
  font-size: 13.5px; line-height: 1.55;
  word-break: break-word;
}
.mentor-msg.mentor .mentor-bubble {
  background: var(--bg); border: 1px solid var(--border-soft);
  color: var(--fg); border-bottom-left-radius: 4px;
}
.mentor-msg.me .mentor-bubble {
  background: var(--accent); color: var(--accent-on, #fff);
  border-bottom-right-radius: 4px;
}
.mentor-msg.mentor .mentor-bubble.is-typing { color: var(--muted); }
.mentor-dialog-input {
  display: flex; align-items: flex-end; gap: 8px;
  padding: 12px; border-top: 1px solid var(--border-soft); background: var(--bg);
}
.mentor-dialog-input textarea {
  flex: 1; resize: none;
  border: 1px solid var(--border); border-radius: 12px;
  padding: 9px 12px; font-family: inherit; font-size: 13.5px; line-height: 1.5;
  max-height: 120px; background: var(--bg); color: var(--fg);
}
.mentor-dialog-input textarea:focus-visible { outline: none; border-color: var(--accent); box-shadow: var(--focus-ring); }
.mentor-dialog-send {
  width: 36px; height: 36px; flex-shrink: 0;
  border: 0; border-radius: 50%; cursor: pointer;
  background: var(--accent); color: var(--accent-on, #fff);
  font-size: 16px; display: grid; place-items: center;
  transition: opacity var(--motion-fast) var(--ease-standard);
}
.mentor-dialog-send:disabled { opacity: 0.5; cursor: default; }
@media (max-width: 720px) {
  .mentor-dialog {
    bottom: 0; right: 0; left: 0;
    width: 100%; max-width: 100%;
    height: 76vh; max-height: 76vh;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  }
}
.panel-task {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--border-soft);
  cursor: pointer;
}
.panel-task:first-child { border-top: 0; }
.panel-task-check {
  flex-shrink: 0;
  width: 18px; height: 18px;
  border-radius: 50%;
  border: 1.5px solid var(--border);
  background: var(--bg);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--motion-base) var(--ease-standard);
  margin-top: 1px;
}
.panel-task-check svg { opacity: 0; transition: opacity var(--motion-base) var(--ease-standard); }
.panel-task[data-done="true"] .panel-task-check {
  background: var(--accent);
  border-color: var(--accent);
}
.panel-task[data-done="true"] .panel-task-check svg { opacity: 1; }
.panel-task-text {
  font-size: 13px;
  line-height: 1.45;
  color: var(--fg);
  flex: 1;
}
.panel-task[data-done="true"] .panel-task-text {
  color: var(--muted);
  text-decoration: line-through;
  text-decoration-color: var(--meta);
}
.panel-task-text small {
  display: block;
  color: var(--muted);
  font-size: 11px;
  margin-top: 1px;
}

.journey-panel-foot {
  padding: 12px 22px 16px;
  border-top: 1px solid var(--border-soft);
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--surface-warm);
}
.journey-panel-foot .next-label {
  font-size: 11px;
  color: var(--muted);
}
.journey-panel-foot .next-label strong {
  color: var(--fg);
  font-weight: 600;
  margin-left: 4px;
}
.journey-panel-foot .kbd-hint {
  font-size: 10px;
  color: var(--meta);
  font-family: var(--font-mono);
}

/* ─── Secondary page nav (per-page tabs/category) ───────────────── */
.page-nav {
  border-bottom: 1px solid var(--border-soft);
  background: var(--bg);
}
.page-nav-inner {
  max-width: 1240px;
  margin-inline: auto;
  padding: 0 var(--container-gutter-desktop);
  display: flex;
  gap: 4px;
  overflow-x: auto;
  scrollbar-width: none;
}
.page-nav-inner::-webkit-scrollbar { display: none; }
.page-nav a {
  flex-shrink: 0;
  padding: 14px 12px;
  font-size: 13px;
  color: var(--muted);
  border-bottom: 2px solid transparent;
  font-weight: 500;
  transition: color var(--motion-fast) var(--ease-standard), border-color var(--motion-fast) var(--ease-standard);
}
.page-nav a:hover { color: var(--fg); }
.page-nav a[aria-current="page"] {
  color: var(--fg);
  border-bottom-color: var(--fg);
}

/* ── 全局方向 chip（顶 nav） ───────────────────────────── */
.topnav-wc-chip {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 980px; padding: 5px 13px 5px 10px;
  font-family: inherit; cursor: pointer; max-width: 210px;
  transition: border-color var(--motion-fast) var(--ease-standard), background var(--motion-fast) var(--ease-standard);
}
.topnav-wc-chip:hover { border-color: var(--accent); background: var(--bg); }
.topnav-wc-chip .wc-chip-key {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--meta);
  border-right: 1px solid var(--border); padding-right: 8px;
}
.topnav-wc-chip .wc-chip-dir {
  font-size: 13px; font-weight: 600; color: var(--fg);
  white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
}
.topnav-wc-chip.is-empty { border-style: dashed; }
.topnav-wc-chip.is-empty .wc-chip-dir { color: var(--meta); font-weight: 500; }

/* ── 工作内容只读弹窗 ───────────────────────────── */
.wc-view-scrim {
  position: fixed; inset: 0; z-index: 72;
  background: rgba(0,0,0,0.32); backdrop-filter: blur(3px);
  opacity: 0; pointer-events: none;
  transition: opacity var(--motion-base) var(--ease-standard);
}
.wc-view-scrim.is-open { opacity: 1; pointer-events: auto; }
.wc-view {
  position: fixed; z-index: 73; top: 50%; left: 50%;
  transform: translate(-50%, -48%) scale(0.97);
  width: min(440px, calc(100vw - 40px));
  background: var(--bg); border-radius: var(--radius-lg);
  box-shadow: 0 24px 80px rgba(0,0,0,0.22);
  opacity: 0; pointer-events: none; overflow: hidden;
  transition: opacity var(--motion-base) var(--ease-standard), transform var(--motion-base) var(--ease-standard);
}
.wc-view.is-open { opacity: 1; pointer-events: auto; transform: translate(-50%, -50%) scale(1); }
.wc-view-head {
  display: flex; align-items: flex-start; justify-content: space-between;
  padding: 20px 22px 14px; border-bottom: 1px solid var(--border-soft);
}
.wc-view-eyebrow {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 5px;
}
.wc-view-head h3 { margin: 0; font-family: var(--font-display); font-size: 19px; font-weight: 600; }
.wc-view-close { background: none; border: 0; cursor: pointer; font-size: 22px; line-height: 1; color: var(--muted); padding: 0 2px; }
.wc-view-close:hover { color: var(--fg); }
.wc-view-body { padding: 18px 22px; }
.wc-view-empty { color: var(--muted); font-size: 14px; line-height: 1.6; }
.wc-view-item { display: flex; gap: 14px; align-items: flex-start; }
.wc-view-item-no {
  font-family: var(--font-mono); font-size: 12px; color: var(--meta);
  border: 1px solid var(--border); border-radius: 8px; padding: 4px 7px; flex-shrink: 0;
}
.wc-view-item-main { flex: 1; min-width: 0; }
.wc-view-item-name { font-family: var(--font-display); font-size: 17px; font-weight: 600; line-height: 1.35; }
.wc-view-item-detail { font-size: 13px; color: var(--muted); line-height: 1.55; margin-top: 6px; }
.wc-view-foot {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 22px; border-top: 1px solid var(--border-soft); background: var(--surface);
}
.wc-view-hint { font-size: 12px; color: var(--meta); }
.wc-view-cta { font-size: 13px; font-weight: 600; color: var(--accent); white-space: nowrap; }
.wc-view-cta:hover { color: var(--accent-active); }

@media (max-width: 760px) {
  .topnav-wc-chip { max-width: 132px; }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}