/* UI22 study layer: authenticated app only. */

body.app-auth {
  --brand-primary: #116466;
  --brand-primary-strong: #0b3f42;
  --brand-accent: #c77b16;
  --brand-accent-soft: #f0c36a;
  --bg: #f1f3f5;
  --bg-panel: #f7f8fa;
  --surface: #ffffff;
  --surface-muted: #eef2f4;
  --text: #182026;
  --text-soft: #41505c;
  --text-muted: #6b7884;
  --line: #d8dee4;
  --line-strong: #b8c2cc;
  --success: #087f5b;
  --warning: #b26a00;
  --danger: #b04444;
  --radius-xs: 6px;
  --radius-sm: 8px;
  --radius-md: 10px;
  --radius-lg: 12px;
  --shadow-xs: 0 1px 2px rgba(15, 23, 42, 0.06);
  --shadow-sm: 0 8px 18px rgba(15, 23, 42, 0.08);
  --shadow-md: 0 18px 36px rgba(15, 23, 42, 0.12);
  --focus: 0 0 0 3px rgba(17, 100, 102, 0.22);
  background: var(--bg);
  color: var(--text);
}

.app-auth .topbar {
  min-height: 58px;
  padding: 0.78rem 1.25rem;
  background: #20262d;
  border-bottom: 1px solid #313941;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.04), 0 10px 26px rgba(15, 23, 42, 0.16);
}

.app-auth .brand-logo img {
  height: 34px;
  filter: none;
}

.app-auth .brand span {
  color: #d5dde5;
  font-size: 0.84rem;
}

.app-auth .topbar-actions {
  gap: 0.45rem;
}

.app-auth .nav-toggle {
  border-color: #48525d;
  background: #252d35;
  color: #f2f6fa;
  border-radius: 999px;
  padding: 0.38rem 0.72rem;
}

.app-auth .nav-toggle:hover {
  background: #343d47;
  border-color: #56616d;
}

.app-auth .language-switcher select {
  min-height: 36px;
  border-color: #48525d;
  background: #252d35;
  color: #f2f6fa;
}

.app-auth .language-switcher select:hover {
  border-color: #65707c;
}

.app-auth .topbar-pill,
.app-auth .user-chip,
.app-auth .logout-link {
  border-radius: 999px;
}

.app-auth .user-chip {
  background: #2b333b;
  border-color: #3d4650;
  color: #edf2f7;
}

.app-auth .user-chip-link {
  text-decoration: none;
  min-width: 0;
}

.app-auth .user-chip-link span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.app-auth .user-chip-link:hover {
  background: #343d47;
  border-color: #56616d;
  color: #ffffff;
}

.app-auth .logout-link {
  border-color: #48525d;
  background: #252d35;
}

.app-auth .topbar-logout {
  background: #3a2729;
  border-color: #80565b;
}

.app-auth .app-shell {
  --sidebar-width: 248px;
  --sidebar-collapsed-width: 72px;
  --shell-height: calc(100dvh - 116px);
  background: #e9edf1;
}

.app-auth .app-shell.sidebar-collapsed {
  --sidebar-width: var(--sidebar-collapsed-width);
}

.app-auth .sidebar {
  background: #252c33;
  border-right: 1px solid #3a434d;
  color: #c9d3dc;
  padding: 1rem 0.78rem;
}

.app-auth .sidebar-group-title {
  color: #8796a4;
  letter-spacing: 0.06em;
}

.app-auth .sidebar-link {
  border-radius: 7px;
  color: #dce4ec;
  font-weight: 650;
  padding: 0.56rem 0.64rem;
}

.app-auth .sidebar-link:hover {
  background: #303943;
  border-color: #46515c;
  transform: none;
}

.app-auth .sidebar-link.active {
  background: #0f4f52;
  border-color: #1f7377;
  color: #ffffff;
  box-shadow: inset 3px 0 0 #f0b35c;
}

.app-auth .sidebar-icon {
  color: #bfcbd6;
}

.app-auth .workspace {
  padding: 1.45rem;
  background: #f3f5f7;
}

.app-auth .footer {
  margin-top: 0;
  background: #20262d;
  border-top: 1px solid #313941;
}

.app-auth .btn,
.app-auth .btn-primary,
.app-auth button,
.app-auth input,
.app-auth select,
.app-auth textarea {
  border-radius: 6px;
}

.app-auth .btn,
.app-auth button:not(.assistant-toggle):not(.assistant-close):not(.assistant-mic-button) {
  box-shadow: none;
}

.app-auth .btn-primary {
  background: #116466;
  border-color: #0b5557;
  box-shadow: none;
}

.app-auth .btn-primary:hover {
  background: #0d5557;
}

.app-auth .btn {
  background: #f7f9fa;
  border-color: #c7d0d8;
  color: #173f42;
}

.app-auth .btn:hover {
  background: #eef3f4;
  border-color: #9eb0ba;
  transform: none;
}

.app-auth .project-header-actions {
  align-items: center;
  gap: 0.55rem;
}

.app-auth .project-header-actions form {
  margin: 0;
}

.app-auth .project-header-actions .project-action-btn {
  min-height: 40px;
  padding: 0.54rem 0.9rem;
  border-color: #0b5557;
  background: #116466;
  color: #ffffff;
  font-weight: 750;
  box-shadow: none;
}

.app-auth .project-header-actions .project-action-btn:hover {
  border-color: #09484a;
  background: #0d5557;
  color: #ffffff;
  transform: none;
}

.app-auth input,
.app-auth select,
.app-auth textarea {
  background: #ffffff;
  border-color: #b9c4ce;
}

.app-auth input:hover,
.app-auth select:hover,
.app-auth textarea:hover {
  border-color: #8ba0ad;
}

.app-auth .card,
.app-auth .form-grid,
.app-auth .form-compact,
.app-auth .form-section,
.app-auth .dashboard-hero,
.app-auth .dashboard-section,
.app-auth .pattern-card,
.app-auth .pattern-figure {
  border-color: var(--line);
  border-radius: 8px;
  box-shadow: var(--shadow-xs);
}

.app-auth .dashboard-hero,
.app-auth .dashboard-section {
  padding: 1.35rem;
}

.app-auth .metric-card {
  background: #24313a;
  border: 1px solid #35424d;
  border-radius: 8px;
  box-shadow: none;
}

.app-auth .table {
  border: 1px solid var(--line);
  border-radius: 8px;
  overflow: hidden;
}

.app-auth .table th {
  background: #eef2f4;
  color: #4c5a66;
  letter-spacing: 0.04em;
}

.app-auth .table td {
  color: #24313a;
}

.app-auth .flash li {
  border-radius: 6px;
  border: 1px solid transparent;
}

.app-auth .flash li.success {
  background: #e6f4ef;
  border-color: #a9d7c6;
}

.app-auth .flash li.info {
  background: #e8f1f5;
  border-color: #b8cfda;
}

.app-auth .flash li.danger {
  background: #f8e9e9;
  border-color: #ddb9b9;
}

.account-page {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
  max-width: 1180px;
  margin: 0 auto;
}

.account-hero {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.35rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background:
    linear-gradient(135deg, rgba(17, 100, 102, 0.96), rgba(32, 38, 45, 0.98)),
    #20262d;
  color: #f8fafc;
  box-shadow: var(--shadow-sm);
}

.account-kicker {
  margin: 0 0 0.35rem;
  color: #bde7e8;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.account-hero h1 {
  margin: 0;
  font-size: clamp(1.55rem, 3vw, 2.25rem);
  line-height: 1.08;
}

.account-hero p {
  margin: 0.55rem 0 0;
  max-width: 650px;
  color: #d7e4e8;
}

.account-identity {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  min-width: 260px;
  padding: 0.75rem;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.08);
}

.account-avatar {
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex: 0 0 auto;
  border-radius: 50%;
  background: #f0b35c;
  color: #20262d;
  font-weight: 900;
  font-size: 1.15rem;
}

.account-identity strong,
.account-identity span {
  display: block;
  max-width: 220px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.account-identity span {
  color: #c5d2da;
  font-size: 0.88rem;
}

.account-summary-grid,
.account-grid {
  display: grid;
  gap: 1rem;
}

.account-summary-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.account-grid {
  grid-template-columns: minmax(0, 1.35fr) minmax(340px, 0.65fr);
  align-items: start;
}

.account-summary-card,
.account-card {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: var(--shadow-xs);
}

.account-summary-card {
  padding: 1rem;
}

.account-summary-card span,
.account-summary-card small {
  display: block;
  color: var(--text-muted);
}

.account-summary-card span {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.account-summary-card strong {
  display: block;
  margin-top: 0.25rem;
  color: var(--text);
  font-size: 1rem;
  overflow-wrap: anywhere;
}

.account-summary-card small {
  margin-top: 0.2rem;
  font-size: 0.86rem;
}

.account-card {
  padding: 1.1rem;
}

.account-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  padding-bottom: 0.85rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--line);
}

.account-card h2 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--text);
}

.account-card p {
  margin: 0.3rem 0 0;
  color: var(--text-muted);
}

.account-form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.account-form-grid .form-field-span {
  grid-column: 1 / -1;
}

.account-form-stack {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.account-form .form-field input {
  width: 100%;
  min-height: 42px;
}

.account-form .password-field {
  align-items: stretch;
}

.account-form .password-toggle {
  min-width: 44px;
  min-height: 42px;
  padding: 0;
}

.account-actions {
  display: flex;
  justify-content: flex-end;
  gap: 0.6rem;
  margin-top: 1rem;
}

@media (max-width: 1080px) {
  .app-auth .workspace {
    padding: 1rem;
  }

  .account-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 900px) {
  .app-auth .topbar {
    position: sticky;
    top: 0;
    z-index: 1200;
    gap: 0.75rem;
    flex-wrap: wrap;
    padding: 0.68rem 0.85rem;
  }

  .app-auth .brand {
    min-width: 0;
  }

  .app-auth .brand span {
    display: none;
  }

  .app-auth .topbar-actions {
    flex: 1 1 auto;
    justify-content: flex-end;
    min-width: 0;
  }

  .app-auth .language-switcher select {
    max-width: 118px;
  }

  .app-auth .user-chip {
    max-width: 42vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .app-auth .app-shell {
    background: #f3f5f7;
  }

  .app-auth .app-shell.sidebar-collapsed {
    grid-template-rows: auto;
  }

  .app-auth .sidebar {
    align-items: stretch;
    padding: 0.55rem;
    border-right: 0;
    border-bottom: 1px solid #3a434d;
  }

  .app-auth .app-shell.sidebar-collapsed .sidebar {
    display: none;
  }

  .app-auth .sidebar-nav {
    scrollbar-width: thin;
  }

  .app-auth .sidebar-link {
    min-height: 40px;
    padding: 0.5rem 0.68rem;
  }

  .app-auth .workspace {
    padding: 0.85rem;
  }

  .account-hero {
    align-items: stretch;
    flex-direction: column;
  }

  .account-identity {
    min-width: 0;
  }

  .account-summary-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .app-auth .topbar-actions .help-link span,
  .app-auth .topbar-actions .topbar-logout span {
    display: none;
  }

  .app-auth .topbar-pill,
  .app-auth .logout-link,
  .app-auth .user-chip {
    min-height: 38px;
    padding: 0.38rem 0.62rem;
  }

  .app-auth .language-switcher select {
    min-height: 38px;
    width: 88px;
    max-width: 88px;
    padding-left: 0.55rem;
    padding-right: 1.4rem;
  }

  .app-auth .sidebar-label {
    font-size: 0.86rem;
  }

  .app-auth .dashboard-hero,
  .app-auth .dashboard-section,
  .app-auth .form-grid,
  .app-auth .form-section {
    padding: 0.9rem;
  }

  .app-auth .table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }

  .account-page {
    gap: 0.85rem;
  }

  .account-hero,
  .account-card,
  .account-summary-card {
    padding: 0.9rem;
  }

  .account-form-grid {
    grid-template-columns: 1fr;
  }

  .account-form-grid .form-field-span {
    grid-column: auto;
  }

  .account-actions,
  .account-actions .btn-primary {
    width: 100%;
  }

  .account-actions {
    justify-content: stretch;
  }
}