:root {
  --font-ui: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", "Heiti SC", "Segoe UI", sans-serif;
  --font-heading: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", "Source Han Sans SC", "Heiti SC", "Segoe UI", sans-serif;
  --refresh-bg-1: #eef4ff;
  --refresh-bg-2: #f4fbf5;
  --refresh-accent: #0f766e;
  --refresh-accent-soft: #ccfbf1;
  --refresh-surface: #ffffff;
  --refresh-shadow: 0 8px 24px rgba(15, 23, 42, 0.08);
}

body {
  font-family: var(--font-ui) !important;
  background:
    radial-gradient(1300px 600px at 100% -5%, #dbeafe 0%, rgba(219, 234, 254, 0) 55%),
    radial-gradient(900px 500px at -10% 0%, #dcfce7 0%, rgba(220, 252, 231, 0) 52%),
    linear-gradient(180deg, var(--refresh-bg-1) 0%, var(--refresh-bg-2) 100%) !important;
}

h1,
.card-title,
.page-header h1,
.page-header-text h1,
.user-header h1,
.modal-title {
  font-family: var(--font-heading);
}

.card,
.section-card,
.project-card,
.provider-card,
.chat-card,
.stream-card,
.control-card,
.summary-card,
.modal,
.confirm-box,
.editor-box,
.login-card {
  box-shadow: var(--refresh-shadow) !important;
  border-color: rgba(148, 163, 184, 0.35) !important;
}

.primary-nav,
.nav {
  backdrop-filter: blur(8px);
}

button,
.btn,
.btn-primary,
.btn-secondary,
.btn-danger-ghost,
.btn-modal-save,
.btn-modal-cancel,
.btn-save,
.btn-send,
.btn-control,
.btn-add-profile,
.btn-cancel-add,
.btn-open,
a.btn,
input,
select,
textarea {
  min-height: 40px;
}

.wrap > * {
  animation: ui-fade-up 260ms ease both;
}

.wrap > form > *,
.shell > *,
.workspace > * {
  animation: ui-fade-up 260ms ease both;
}

.wrap > *:nth-child(2) {
  animation-delay: 40ms;
}

.wrap > *:nth-child(3) {
  animation-delay: 80ms;
}

.wrap > *:nth-child(4) {
  animation-delay: 120ms;
}

.wrap > form > *:nth-child(1),
.workspace > *:nth-child(1),
.shell > *:nth-child(1) {
  animation-delay: 40ms;
}

.wrap > form > *:nth-child(2),
.workspace > *:nth-child(2),
.shell > *:nth-child(2) {
  animation-delay: 80ms;
}

.wrap > form > *:nth-child(3),
.workspace > *:nth-child(3),
.shell > *:nth-child(3) {
  animation-delay: 120ms;
}

.wrap > form > *:nth-child(4),
.workspace > *:nth-child(4),
.shell > *:nth-child(4) {
  animation-delay: 160ms;
}

@keyframes ui-fade-up {
  from {
    opacity: 0;
  }

  to {
    opacity: 1;
  }
}

.mobile-nav-toggle {
  display: none;
  border: none;
  background: transparent;
  color: #334155;
  border-radius: 0;
  padding: 0;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  cursor: pointer;
  height: auto;
  text-transform: none;
  line-height: 1.3;
}

.mobile-nav-toggle:hover {
  color: #111827;
  text-decoration: underline;
}

.mobile-nav-toggle:focus-visible {
  outline: none;
  text-decoration: underline;
}

.mobile-nav-toggle.is-open {
  color: #111827;
  text-decoration: underline;
}

@media (max-width: 860px) {
  .primary-nav,
  .nav {
    position: static !important;
    top: auto !important;
    display: flex !important;
    flex-wrap: nowrap;
    align-items: center;
    gap: 8px;
    padding: 7px 10px !important;
    overflow: hidden !important;
    white-space: nowrap !important;
    border-bottom: 1px solid rgba(148, 163, 184, 0.25);
    background: transparent !important;
    box-shadow: none !important;
  }

  .primary-nav.nav-expanded,
  .nav.nav-expanded {
    flex-wrap: wrap !important;
    overflow: visible !important;
    white-space: normal !important;
    align-items: flex-start;
  }

  .primary-nav .pnav-brand,
  .nav .pnav-brand {
    display: inline-flex;
    margin-right: 2px;
    flex-shrink: 0;
    width: 22px;
    overflow: hidden;
  }

  .primary-nav .pnav-brand img,
  .nav .pnav-brand img {
    filter: none !important;
    opacity: 0.95;
    height: 20px !important;
    width: auto !important;
    max-width: none !important;
  }

  .primary-nav a:not(.pnav-brand),
  .nav a:not(.alert-btn),
  .proj-back-link {
    display: inline-flex !important;
    align-items: center;
    border: none !important;
    padding: 0 !important;
    margin: 0 !important;
    background: transparent !important;
    color: #334155 !important;
    font-size: 0.8rem !important;
    line-height: 1.4;
    text-decoration: none;
    flex-shrink: 0;
  }

  .primary-nav.nav-expanded a:not(.pnav-brand),
  .nav.nav-expanded a:not(.alert-btn),
  .primary-nav.nav-expanded .proj-back-link,
  .nav.nav-expanded .proj-back-link {
    display: inline-flex !important;
  }

  .primary-nav a:not(.pnav-brand).active,
  .nav a:not(.alert-btn).active {
    color: #111827 !important;
    text-decoration: underline;
  }

  .proj-sep {
    display: none !important;
  }

  .proj-crumb {
    display: inline-block !important;
    width: auto;
    max-width: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    vertical-align: middle;
    padding: 0 !important;
    margin: 0;
    color: #64748b !important;
    font-size: 0.75rem !important;
    flex-shrink: 0;
  }

  .primary-nav .nav-right,
  .nav .nav-right {
    width: auto;
    margin-left: auto !important;
    justify-content: flex-start;
    display: inline-flex;
    align-items: center;
    flex-wrap: nowrap;
    flex-shrink: 0;
    padding-top: 0;
    gap: 6px;
  }

  .primary-nav.nav-expanded .nav-right,
  .nav.nav-expanded .nav-right {
    margin-left: 0 !important;
    width: 100%;
  }

  .primary-nav .nav-right button,
  .nav .nav-right button,
  .primary-nav .nav-right .btn,
  .nav .nav-right .btn {
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    min-height: 0 !important;
    height: auto !important;
    color: #334155 !important;
    font-size: 0.8rem !important;
    font-weight: 700 !important;
  }

  .primary-nav .nav-right button:hover,
  .nav .nav-right button:hover,
  .primary-nav .nav-right .btn:hover,
  .nav .nav-right .btn:hover {
    text-decoration: underline;
  }

  .primary-nav .nav-right select,
  .nav .nav-right select {
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    min-height: 0 !important;
    height: auto !important;
    color: #334155 !important;
    font-size: 0.8rem !important;
    font-weight: 700 !important;
    width: auto !important;
    max-width: none;
    text-decoration: none;
    cursor: pointer;
  }

  #langSelect {
    appearance: none !important;
    -webkit-appearance: none !important;
    -moz-appearance: none !important;
    font-size: 0.8rem !important;
    font-weight: 700 !important;
    border: none !important;
    background: transparent !important;
    padding: 0 !important;
    height: auto !important;
    min-width: 0 !important;
    max-width: none;
    color: #334155 !important;
    text-decoration: none;
    cursor: pointer;
  }

  #langSelect:hover,
  #langSelect:focus-visible,
  .primary-nav .nav-right select:hover,
  .nav .nav-right select:hover,
  .primary-nav .nav-right select:focus-visible,
  .nav .nav-right select:focus-visible {
    color: #111827 !important;
    text-decoration: underline;
    outline: none !important;
  }

  #langSelect:focus {
    outline: none !important;
    text-decoration: underline;
  }

  #navStatus,
  .status-dot {
    display: none !important;
  }

  .wrap,
  .card,
  .hero,
  .metrics-grid,
  .profile-runtime-card,
  .mc {
    min-width: 0 !important;
    max-width: 100% !important;
  }

  .wrap {
    overflow-x: hidden;
  }

  .hero-pills {
    width: 100%;
    overflow: hidden;
  }

  .hero-pill {
    max-width: 100%;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .alert-btn {
    border: none !important;
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
    width: auto !important;
    min-width: 0 !important;
    height: auto !important;
    padding: 0 !important;
    transform: none !important;
    color: #475569 !important;
  }

  .alert-btn .count {
    position: static !important;
    min-width: 0 !important;
    height: auto !important;
    background: transparent !important;
    color: #334155 !important;
    padding: 0 !important;
    margin-left: 4px;
    font-size: 0.72rem !important;
  }

  .mobile-nav-toggle {
    display: none !important;
    margin-left: auto;
    flex-shrink: 0;
  }

  .primary-nav.nav-overflow .mobile-nav-toggle,
  .nav.nav-overflow .mobile-nav-toggle {
    display: inline-flex !important;
    align-items: center;
  }

  .primary-nav.nav-expanded .mobile-nav-toggle,
  .nav.nav-expanded .mobile-nav-toggle {
    margin-left: 0;
  }

  .wrap {
    padding-top: 14px !important;
  }

  .page-header,
  .section-head,
  .control-head,
  .control-row,
  .stream-header {
    gap: 10px;
  }

  .btn,
  .btn-primary,
  .btn-secondary,
  .btn-danger-ghost,
  .btn-modal-cancel,
  .btn-modal-save,
  .btn-save,
  .btn-send,
  .btn-control,
  .btn-open {
    min-height: 38px;
    padding-left: 12px !important;
    padding-right: 12px !important;
  }

  .table-card,
  .kb-list,
  #logOutput,
  .picker,
  .perm-grid {
    border-radius: 12px;
  }
}

@media (max-width: 480px) {
  .mobile-nav-toggle {
    font-size: 0.75rem;
  }

  .project-card,
  .provider-card,
  .chat-card,
  .role-item,
  .kb-entry,
  .mc,
  .card,
  .section-card,
  .stream-card,
  .control-card,
  .summary-card {
    border-radius: 12px !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .wrap > * {
    animation: none !important;
  }
}