/* ============================================================
   Page chrome — navbar (3 layouts), top-right cluster, footer,
   update banner. ANTROP §8.
   ============================================================ */

/* ===== Top-right control cluster §8.1.5 ===== */
.cluster {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.cluster__btn {
  position: relative;
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--icon-default);
  cursor: pointer;
  transition: background var(--motion-fast) var(--ease-standard),
              border-color var(--motion-fast) var(--ease-standard),
              color var(--motion-fast) var(--ease-standard);
}
.cluster__btn:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
  border-color: var(--border-subtle);
}
.cluster__btn[aria-pressed="true"],
.cluster__btn.is-open {
  background: var(--bg-pressed);
  color: var(--text-primary);
  border-color: var(--border-base);
}
.cluster__btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 2px var(--bg-primary), 0 0 0 4px var(--accent);
}
/* Cluster icon size — R176 EXACTLY 20×20 desktop */
.cluster__btn svg { width: 20px; height: 20px; }
.cluster__btn[data-spinning] svg { animation: spinner-rotate 0.8s var(--ease-linear) infinite; }

/* Notifications badge */
.cluster__badge {
  position: absolute;
  top: 6px;
  right: 6px;
  width: 8px;
  height: 8px;
  background: var(--state-danger);
  border: 2px solid var(--bg-primary);
  border-radius: 50%;
  pointer-events: none;
}
.cluster__badge.is-hidden { display: none; }

@media (max-width: 767px) {
  /* MR8 + R176: 44×44 hit area, 22×22 icons */
  .cluster__btn { width: 44px; height: 44px; }
  .cluster__btn svg { width: 22px; height: 22px; }
}

/* Theme icon morph */
.theme-icon-sun, .theme-icon-moon { transition: opacity var(--motion-fast) var(--ease-standard); }
html[data-theme="dark"]  .theme-icon-sun  { display: none; }
html[data-theme="dark"]  .theme-icon-moon { display: block; }
html[data-theme="light"] .theme-icon-sun  { display: block; }
html[data-theme="light"] .theme-icon-moon { display: none; }
/* Default if theme not set: dark behavior */
html:not([data-theme]) .theme-icon-sun  { display: none; }
html:not([data-theme]) .theme-icon-moon { display: block; }

/* ===== Update banner §31 ===== */
.update-banner {
  position: sticky;
  top: 0;
  z-index: var(--z-banner);
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  height: var(--banner-height);
  padding: 0 var(--space-4);
  background: var(--state-info);
  color: #0a1422;
  font: 500 var(--ts-body-sm) / 1 var(--font-ui);
}
.update-banner.is-visible { display: flex; }
.update-banner__btn {
  background: rgba(0, 0, 0, 0.18);
  color: inherit;
  padding: 4px 12px;
  border-radius: var(--radius-base);
  font: inherit;
  border: 0;
  cursor: pointer;
}
.update-banner__btn:hover { background: rgba(0, 0, 0, 0.28); }
.update-banner__close {
  background: transparent;
  border: 0;
  color: inherit;
  cursor: pointer;
  width: 24px; height: 24px;
  display: grid; place-items: center;
}
.update-banner__close svg { width: 14px; height: 14px; }

/* ===== Page shell layouts =========================================
   Three navbar layouts (R163/R164):
   1. header-top
   2. sidebar-left  ← BDDS default
   3. sidebar-collapsed (icon rail 64px)
   ================================================================= */

.app-shell {
  min-height: 100dvh;
  display: grid;
  grid-template:
    "navbar" auto
    "main"   1fr
    "footer" auto / 1fr;
}

/* ---------- Layout: header-top ---------- */
body[data-nav-layout="header-top"] .app-shell .navbar { grid-area: navbar; }
body[data-nav-layout="header-top"] .navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--space-5);
  background: var(--bg-navbar);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-base);
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
}
body[data-nav-layout="header-top"] .nav-list {
  display: flex; gap: 2px; align-items: center;
}
body[data-nav-layout="header-top"] .nav-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font: 500 var(--ts-body-sm) / 1 var(--font-ui);
  color: var(--text-secondary);
  border-radius: var(--radius-base);
  transition: color var(--motion-fast) var(--ease-standard),
              background var(--motion-fast) var(--ease-standard);
}
body[data-nav-layout="header-top"] .nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
body[data-nav-layout="header-top"] .nav-item.is-active {
  color: var(--text-primary);
  background: var(--bg-pressed);
}
body[data-nav-layout="header-top"] .nav-item__label-mobile { display: none; }
body[data-nav-layout="header-top"] .sidebar { display: none; }

/* ---------- Layout: sidebar-left ---------- */
body[data-nav-layout="sidebar-left"] .app-shell {
  grid-template:
    "sidebar navbar" auto
    "sidebar main"   1fr
    "sidebar footer" auto
    / var(--sidebar-width-expanded) 1fr;
}
body[data-nav-layout="sidebar-left"] .sidebar {
  grid-area: sidebar;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border-base);
  display: flex;
  flex-direction: column;
  min-height: 100dvh;
  position: sticky;
  top: 0;
  height: 100dvh;
}
body[data-nav-layout="sidebar-left"] .navbar {
  grid-area: navbar;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  height: var(--header-height);
  padding: 0 var(--space-5);
  background: var(--bg-navbar);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-base);
  position: sticky; top: 0; z-index: var(--z-sticky);
}
body[data-nav-layout="sidebar-left"] .navbar__logo,
body[data-nav-layout="sidebar-left"] .navbar__nav { display: none; }

/* ---------- Layout: sidebar-collapsed ---------- */
body[data-nav-layout="sidebar-collapsed"] .app-shell {
  grid-template:
    "sidebar navbar" auto
    "sidebar main"   1fr
    "sidebar footer" auto
    / var(--sidebar-width-collapsed) 1fr;
}
body[data-nav-layout="sidebar-collapsed"] .sidebar {
  grid-area: sidebar;
  background: var(--bg-rail);
  border-right: 1px solid var(--border-base);
  display: flex;
  flex-direction: column;
  align-items: center;
  min-height: 100dvh;
  position: sticky;
  top: 0;
  height: 100dvh;
}
body[data-nav-layout="sidebar-collapsed"] .nav-item__label,
body[data-nav-layout="sidebar-collapsed"] .sidebar__brand-label { display: none; }
body[data-nav-layout="sidebar-collapsed"] .navbar {
  grid-area: navbar;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--space-5);
  background: var(--bg-navbar);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-base);
  position: sticky; top: 0; z-index: var(--z-sticky);
}
body[data-nav-layout="sidebar-collapsed"] .navbar__logo { display: none; }

/* ---------- Sidebar inner ---------- */
.sidebar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5);
  text-decoration: none;
  border-bottom: 1px solid var(--border-subtle);
  height: var(--header-height);
}
body[data-nav-layout="sidebar-collapsed"] .sidebar__brand {
  justify-content: center;
  padding: 0;
  width: var(--sidebar-width-collapsed);
}
.sidebar__logo {
  width: 28px; height: 28px;
  border-radius: var(--radius-base);
  background: var(--text-primary);
  color: var(--text-inverse);
  display: grid; place-items: center;
  font: 700 var(--ts-body-sm) / 1 var(--font-display);
  letter-spacing: -0.5px;
  flex-shrink: 0;
}
.sidebar__brand-label {
  font: 700 var(--ts-h5) / 1 var(--font-display);
  color: var(--text-primary);
  letter-spacing: -0.3px;
}

.sidebar__nav {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-3);
  gap: 2px;
  overflow-y: auto;
}
body[data-nav-layout="sidebar-collapsed"] .sidebar__nav {
  align-items: center;
  padding: var(--space-3) 0;
}

.sidebar__section-label {
  font: 500 var(--ts-tag) / 1 var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dimmed);
  padding: var(--space-3) 12px var(--space-2);
}
body[data-nav-layout="sidebar-collapsed"] .sidebar__section-label { display: none; }

.nav-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 9px 12px;
  font: 500 var(--ts-body-sm) / 1 var(--font-ui);
  color: var(--text-secondary);
  border-radius: var(--radius-base);
  cursor: pointer;
  transition: background var(--motion-fast) var(--ease-standard),
              color var(--motion-fast) var(--ease-standard);
  text-decoration: none;
  position: relative;
}
.nav-item__icon { width: 18px; height: 18px; flex-shrink: 0; color: var(--icon-muted); }
.nav-item:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.nav-item:hover .nav-item__icon { color: var(--text-primary); }
.nav-item.is-active {
  background: var(--bg-pressed);
  color: var(--text-primary);
}
.nav-item.is-active .nav-item__icon { color: var(--text-primary); }
.nav-item.is-active::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px; bottom: 8px;
  width: 2px;
  background: var(--accent);
  border-radius: 2px;
}

/* Tooltip on collapsed rail */
body[data-nav-layout="sidebar-collapsed"] .nav-item {
  width: 44px; height: 44px;
  justify-content: center;
  padding: 0;
}
body[data-nav-layout="sidebar-collapsed"] .nav-item.is-active::before { display: none; }
body[data-nav-layout="sidebar-collapsed"] .nav-item .nav-item__label { display: none; }
body[data-nav-layout="sidebar-collapsed"] .nav-item::after {
  content: attr(data-label);
  position: absolute;
  left: calc(100% + 12px);
  top: 50%;
  transform: translateY(-50%);
  background: var(--bg-popover);
  color: var(--text-primary);
  padding: 6px 10px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-base);
  box-shadow: var(--shadow-elev);
  font-size: var(--ts-caption);
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--motion-fast) var(--ease-standard);
  z-index: var(--z-popover);
}
body[data-nav-layout="sidebar-collapsed"] .nav-item:hover::after { opacity: 1; }

.sidebar__footer {
  border-top: 1px solid var(--border-subtle);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

/* ============================================================
   Sidebar wizard — process step rail rendered inside the
   left sidebar on /process/<id>/upload | /review | /result.
   Animates in on page load; steps stagger in.
   ============================================================ */
.sidebar-wizard {
  flex: 1;
  display: flex;
  flex-direction: column;
  padding: var(--space-4);
  gap: var(--space-3);
  overflow-y: auto;
  animation: sidebar-wizard-in var(--motion-page) var(--ease-emphasized);
}
@keyframes sidebar-wizard-in {
  from { opacity: 0; transform: translateX(-8px); }
  to   { opacity: 1; transform: translateX(0); }
}

.sidebar-wizard__back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 500 var(--ts-caption) / 1 var(--font-ui);
  color: var(--text-muted);
  text-decoration: none;
  padding: 6px 8px;
  border-radius: var(--radius-base);
  align-self: flex-start;
  transition: background var(--motion-fast) var(--ease-standard),
              color var(--motion-fast) var(--ease-standard),
              transform var(--motion-fast) var(--ease-standard);
}
.sidebar-wizard__back:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.sidebar-wizard__back:hover svg {
  transform: translateX(-2px);
  transition: transform var(--motion-fast) var(--ease-standard);
}
.sidebar-wizard__back svg {
  transition: transform var(--motion-fast) var(--ease-standard);
}

.sidebar-wizard__title {
  font: 600 var(--ts-body) / 1.3 var(--font-ui);
  color: var(--text-primary);
  word-break: break-word;
  margin-top: 2px;
  animation: sidebar-wizard-fade var(--motion-slow) var(--ease-emphasized) 80ms backwards;
}
.sidebar-wizard__id {
  font: 400 var(--ts-caption) / 1 var(--font-mono);
  color: var(--text-dimmed);
  animation: sidebar-wizard-fade var(--motion-slow) var(--ease-emphasized) 120ms backwards;
}
@keyframes sidebar-wizard-fade {
  from { opacity: 0; transform: translateY(4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.sidebar-wizard__steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: var(--space-3);
}

.sidebar-wizard__step {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  gap: var(--space-3);
  padding: 8px 4px;
  text-decoration: none;
  color: var(--text-secondary);
  position: relative;
  border-radius: var(--radius-base);
  transition: background var(--motion-fast) var(--ease-standard),
              color var(--motion-fast) var(--ease-standard);
  /* Stagger animation per step */
  animation: sidebar-wizard-step-in var(--motion-slow) var(--ease-emphasized) backwards;
  animation-delay: calc(160ms + var(--step-index, 0) * 60ms);
}
.sidebar-wizard__step[href]:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}
.sidebar-wizard__step[aria-disabled="true"] {
  cursor: default;
  opacity: 0.7;
}
@keyframes sidebar-wizard-step-in {
  from { opacity: 0; transform: translateX(-6px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* Connector line between consecutive steps */
.sidebar-wizard__step + .sidebar-wizard__step::before {
  content: "";
  position: absolute;
  left: 17px;
  top: -10px;
  width: 2px;
  height: 20px;
  background: var(--border-base);
  transition: background var(--motion-base) var(--ease-standard);
}
.sidebar-wizard__step.is-done + .sidebar-wizard__step::before { background: var(--state-success); }

.sidebar-wizard__pip {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1.5px solid var(--border-base);
  background: var(--bg-card);
  font: 600 var(--ts-body-sm) / 1 var(--font-ui);
  color: var(--text-dimmed);
  flex-shrink: 0;
  transition:
    background var(--motion-base) var(--ease-emphasized),
    border-color var(--motion-base) var(--ease-emphasized),
    color var(--motion-base) var(--ease-emphasized),
    box-shadow var(--motion-base) var(--ease-emphasized),
    transform var(--motion-base) var(--ease-emphasized);
}
.sidebar-wizard__pip svg { width: 14px; height: 14px; }

.sidebar-wizard__step.is-done .sidebar-wizard__pip {
  background: var(--state-success);
  border-color: var(--state-success);
  color: #0a1a0e;
}
.sidebar-wizard__step.is-active .sidebar-wizard__pip {
  border-color: var(--accent);
  color: var(--text-primary);
  background: var(--bg-card);
  box-shadow: 0 0 0 4px var(--accent-soft);
  /* Gentle pulse on the active step */
  animation: sidebar-wizard-pulse 2.4s var(--ease-standard) infinite;
}
.sidebar-wizard__step.is-error .sidebar-wizard__pip {
  background: var(--state-danger);
  border-color: var(--state-danger);
  color: #1a0a0e;
}
@keyframes sidebar-wizard-pulse {
  0%, 100% { box-shadow: 0 0 0 4px var(--accent-soft); }
  50%      { box-shadow: 0 0 0 6px var(--accent-soft); }
}

.sidebar-wizard__step-body { min-width: 0; }
.sidebar-wizard__step-label {
  font: 500 var(--ts-body-sm) / 1.3 var(--font-ui);
  color: var(--text-secondary);
  transition: color var(--motion-fast) var(--ease-standard);
}
.sidebar-wizard__step.is-active .sidebar-wizard__step-label { color: var(--text-primary); }
.sidebar-wizard__step.is-done .sidebar-wizard__step-label { color: var(--text-muted); }
.sidebar-wizard__step-sub {
  font: 400 var(--ts-caption) / 1.2 var(--font-ui);
  color: var(--text-dimmed);
  margin-top: 2px;
}

.sidebar-wizard__divider {
  height: 1px;
  background: var(--border-subtle);
  margin: var(--space-2) -4px;
}

.sidebar-wizard__group {
  display: flex;
  flex-direction: column;
  gap: 4px;
  animation: sidebar-wizard-fade var(--motion-slow) var(--ease-emphasized) 420ms backwards;
}
.sidebar-wizard__group-label {
  font: 600 var(--ts-tag) / 1 var(--font-ui);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--text-dimmed);
}
.sidebar-wizard__group-value {
  font: 500 var(--ts-body-sm) / 1.3 var(--font-ui);
  color: var(--text-primary);
}

.sidebar-wizard__entities {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sidebar-wizard__entity {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
  font: 500 var(--ts-body-sm) / 1.3 var(--font-ui);
  color: var(--text-secondary);
  padding: 4px 0;
  animation: sidebar-wizard-fade var(--motion-slow) var(--ease-emphasized) backwards;
  animation-delay: calc(480ms + var(--entity-index, 0) * 50ms);
}
.sidebar-wizard__entity-name { font-weight: 500; }
.sidebar-wizard__entity-status {
  font: 500 var(--ts-tag) / 1 var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-dimmed);
}
.sidebar-wizard__entity-status--ok { color: var(--state-success); }

/* Hide wizard content in collapsed-rail mode (only icons fit). */
body[data-nav-layout="sidebar-collapsed"] .sidebar-wizard {
  display: none;
}
/* When mobile drawer is open in collapsed mode, allow the wizard to render. */
body.nav-open[data-nav-layout="sidebar-collapsed"] .sidebar-wizard {
  display: flex;
}

/* In header-top layout, sidebar is hidden — wizard never shows there.
   Provide an in-content fallback (kept simple — header-top is rare). */
body[data-nav-layout="sidebar-collapsed"] .sidebar__footer {
  align-items: center;
  padding: var(--space-3) 0;
}

.sidebar__user {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 8px 10px;
  border-radius: var(--radius-base);
  text-decoration: none;
  color: var(--text-secondary);
  background: transparent;
  border: 0;
  cursor: pointer;
  width: 100%;
  text-align: left;
}
.sidebar__user:hover { background: var(--bg-hover); color: var(--text-primary); }
.sidebar__avatar {
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--text-inverse);
  display: grid; place-items: center;
  font: 600 var(--ts-caption) / 1 var(--font-ui);
  flex-shrink: 0;
}
.sidebar__user-meta { flex: 1; min-width: 0; }
.sidebar__user-name {
  font: 600 var(--ts-body-sm) / 1.3 var(--font-ui);
  color: var(--text-primary);
  overflow: hidden; text-overflow: ellipsis; white-space: nowrap;
}
.sidebar__user-role {
  font: 400 var(--ts-caption) / 1.3 var(--font-ui);
  color: var(--text-muted);
}
body[data-nav-layout="sidebar-collapsed"] .sidebar__user-meta { display: none; }
body[data-nav-layout="sidebar-collapsed"] .sidebar__user { padding: 0; justify-content: center; }

/* ---------- Mobile: collapse sidebar to drawer ---------- */
@media (max-width: 1023px) {
  body[data-nav-layout="sidebar-left"] .app-shell,
  body[data-nav-layout="sidebar-collapsed"] .app-shell {
    grid-template:
      "navbar" auto
      "main"   1fr
      "footer" auto / 1fr;
  }
  body[data-nav-layout="sidebar-left"] .sidebar,
  body[data-nav-layout="sidebar-collapsed"] .sidebar {
    position: fixed;
    top: 0; left: 0; bottom: 0;
    width: 280px;
    transform: translateX(-100%);
    transition: transform var(--motion-slow) var(--ease-emphasized);
    z-index: var(--z-modal);
    height: 100dvh;
  }
  body.nav-open[data-nav-layout="sidebar-left"] .sidebar,
  body.nav-open[data-nav-layout="sidebar-collapsed"] .sidebar {
    transform: translateX(0);
    width: var(--sidebar-width-expanded);
  }
  body[data-nav-layout="sidebar-left"] .navbar,
  body[data-nav-layout="sidebar-collapsed"] .navbar {
    justify-content: space-between;
  }
  body[data-nav-layout="sidebar-left"] .navbar__logo,
  body[data-nav-layout="sidebar-collapsed"] .navbar__logo {
    display: flex;
  }
  /* Show full labels even in collapsed when drawer opens on mobile */
  body.nav-open[data-nav-layout="sidebar-collapsed"] .nav-item {
    width: 100%; justify-content: flex-start; padding: 9px 12px;
  }
  body.nav-open[data-nav-layout="sidebar-collapsed"] .nav-item .nav-item__label,
  body.nav-open[data-nav-layout="sidebar-collapsed"] .sidebar__brand-label,
  body.nav-open[data-nav-layout="sidebar-collapsed"] .sidebar__user-meta { display: block; }
  body.nav-open[data-nav-layout="sidebar-collapsed"] .nav-item::after { display: none; }
  body.nav-open[data-nav-layout="sidebar-collapsed"] .nav-item.is-active::before { display: block; }

  .nav-toggle { display: inline-flex !important; }
}

@media (min-width: 1024px) {
  .nav-toggle { display: none !important; }
}

.nav-backdrop {
  position: fixed; inset: 0;
  background: var(--overlay);
  backdrop-filter: blur(2px);
  z-index: calc(var(--z-modal) - 1);
  display: none;
}
body.nav-open .nav-backdrop { display: block; }

/* ---------- Navbar shared bits ---------- */
.navbar {
  grid-area: navbar;
  flex-shrink: 0;
}
.navbar__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--text-primary);
}
.navbar__logo .sidebar__logo { width: 28px; height: 28px; }
.navbar__logo .sidebar__brand-label { display: inline-block; }
.navbar__nav { display: none; }

body[data-nav-layout="header-top"] .navbar__logo { display: flex; }
body[data-nav-layout="header-top"] .navbar__nav { display: flex; }

.navbar__right {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-left: auto;
}

.nav-toggle {
  display: none;
  width: 36px; height: 36px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  color: var(--icon-default);
  cursor: pointer;
}
.nav-toggle:hover { background: var(--bg-hover); }
.nav-toggle svg { width: 20px; height: 20px; }
@media (max-width: 767px) { .nav-toggle { width: 44px; height: 44px; } .nav-toggle svg { width: 22px; height: 22px; } }

/* ---------- Main + footer ---------- */
main {
  grid-area: main;
  padding: var(--space-6) 0 var(--space-9);
}

.footer {
  grid-area: footer;
  border-top: 1px solid var(--border-base);
  padding: var(--space-5) 0;
  background: var(--bg-secondary);
  color: var(--text-muted);
  font-size: var(--ts-caption);
}
.footer__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* ---------- Page header (used inside main) ---------- */
.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.page-header__title {
  font: 700 var(--ts-h2) / 1.2 var(--font-display);
  color: var(--text-heading);
  letter-spacing: -0.4px;
  margin-bottom: 4px;
}
.page-header__subtitle {
  color: var(--text-muted);
  font-size: var(--ts-body-sm);
}
.page-header__actions {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

/* ---------- Notifications popover ---------- */
.notif-popover {
  position: fixed;
  top: calc(var(--header-height) + 4px);
  right: var(--space-5);
  width: 360px;
  max-width: calc(100vw - 2 * var(--space-4));
  background: var(--bg-popover);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-elev);
  z-index: var(--z-popover);
  display: none;
  overflow: hidden;
}
.notif-popover.is-open { display: block; }
.notif-popover__header {
  display: flex; justify-content: space-between; align-items: center;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-subtle);
}
.notif-popover__title { font: 600 var(--ts-body) / 1 var(--font-ui); color: var(--text-primary); }
.notif-popover__body { padding: var(--space-3); max-height: 320px; overflow-y: auto; }