* {
  box-sizing: border-box;
}

body {
  margin: 0;
  overflow-x: hidden;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.app-shell-v2 {
  width: 100%;
  min-height: 100dvh;
  display: grid;
  grid-template-columns: 240px minmax(0, 1fr);
}

.app-shell-v2.side-nav-collapsed {
  grid-template-columns: 88px minmax(0, 1fr);
}

.side-nav {
  position: sticky;
  top: 0;
  height: 100dvh;
  min-height: 100dvh;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: 12px;
  padding: 16px 14px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.96);
  border-right: 1px solid var(--line);
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(20, 184, 166, 0.32) transparent;
  transition: width 180ms ease, padding 180ms ease;
}

.brand-block {
  display: grid;
  gap: 3px;
  padding: 8px 10px 12px;
  border-bottom: 1px solid var(--line);
}

.side-nav-collapsed .brand-block {
  justify-items: center;
  padding-inline: 0;
}

.brand-title {
  min-width: 0;
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.brand-block strong {
  font-size: 20px;
}

.side-nav-collapsed .brand-block strong,
.side-nav-collapsed .brand-block .version-chip,
.side-nav-collapsed .brand-block > span:not(.sidebar-logo) {
  display: none;
}

.brand-block span {
  color: var(--muted);
  font-size: 13px;
}

.sidebar-logo {
  width: 36px;
  height: 36px;
  display: inline-grid;
  place-items: center;
  border-radius: 8px;
  color: #ffffff !important;
  background: linear-gradient(135deg, #2563eb, #14b8a6);
  font-weight: 900;
}

.nav-stack {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.side-nav-scroll {
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: rgba(20, 184, 166, 0.3) transparent;
}

.nav-stack-secondary {
  margin-top: 0;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.side-nav-footer {
  min-width: 0;
  display: grid;
  gap: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--line);
}

.side-nav-collapse {
  width: 100%;
  min-height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 0 12px;
  border: 1px solid var(--primary);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--surface);
  font-weight: 800;
}

.collapse-icon {
  font-size: 22px;
  line-height: 1;
}

.side-nav-collapsed .side-nav-collapse {
  width: 48px;
  margin-inline: auto;
  padding: 0;
}

.side-nav-collapsed .collapse-label {
  display: none;
}

.workspace-v2 {
  width: 100%;
  min-width: 0;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 64px;
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
}

.topbar-title {
  min-width: 0;
  display: grid;
  gap: 1px;
}

.mobile-menu-button,
.mobile-nav-backdrop {
  display: none;
}

.mobile-menu-button {
  display: none !important;
}

.topbar span {
  color: var(--muted);
  font-size: 13px;
}

.topbar .version-chip {
  vertical-align: middle;
}

.topbar-actions {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.version-chip {
  min-height: 22px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 7px;
  border: 1px solid rgba(37, 99, 235, 0.18);
  border-radius: 999px;
  color: var(--primary);
  background: var(--primary-soft);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.side-nav .version-chip {
  color: var(--primary);
  border-color: rgba(37, 99, 235, 0.18);
  background: var(--primary-soft);
}

.identity-chip {
  max-width: 42vw;
  min-height: 36px;
  display: inline-flex;
  align-items: center;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  gap: 8px;
  color: var(--ink);
  background: var(--surface);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.identity-chip b {
  width: 30px;
  height: 30px;
  display: inline-grid;
  place-items: center;
  border-radius: 999px;
  color: #ffffff;
  background: var(--accent);
  font-size: 13px;
}

.identity-chip span {
  color: var(--muted);
}

.main-v2 {
  width: min(1480px, calc(100vw - 240px - 44px));
  max-width: 1480px;
  margin: 0 auto;
  padding: 22px;
}

.side-nav-collapsed .main-v2 {
  width: min(1480px, calc(100vw - 88px - 44px));
}

.screen {
  display: grid;
  gap: 18px;
}

.screen-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.screen-head h1,
.screen h1,
.screen h2 {
  margin: 0;
  letter-spacing: 0;
}

.screen-head h1 {
  font-size: 24px;
}

.screen-head p {
  margin: 3px 0 0;
  color: var(--muted);
}

.section-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.section-row h2 {
  font-size: 18px;
}

@media (max-width: 1023px) {
  .app-shell-v2 {
    display: block;
  }

  .mobile-menu-button {
    display: inline-grid !important;
  }

  .side-nav {
    position: fixed;
    inset: 0 auto 0 0;
    z-index: 60;
    width: min(300px, 82vw);
    display: grid;
    transform: translateX(-105%);
    transition: transform 180ms ease;
    box-shadow: 22px 0 40px rgba(16, 24, 40, 0.2);
  }

  .side-nav-collapsed .side-nav {
    width: min(300px, 82vw);
  }

  .side-nav-collapsed .brand-block {
    justify-items: stretch;
    padding: 8px 10px 12px;
  }

  .side-nav-collapsed .brand-block strong,
  .side-nav-collapsed .brand-block .version-chip,
  .side-nav-collapsed .brand-block > span:not(.sidebar-logo),
  .side-nav-collapsed .collapse-label {
    display: inline-flex;
  }

  .side-nav-collapsed .brand-block strong {
    display: inline;
  }

  .side-nav-collapsed .side-nav-collapse {
    width: 100%;
    padding: 0 12px;
  }

  .mobile-nav-open .side-nav {
    transform: translateX(0);
  }

  .mobile-nav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 55;
    display: none;
    min-height: 100dvh;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: rgba(16, 24, 40, 0.52);
  }

  .mobile-nav-open .mobile-nav-backdrop {
    display: block;
  }
}

@media (max-width: 767px) {
  body {
    overflow-x: hidden;
  }

  .topbar {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr) auto;
    min-height: 58px;
    padding: 9px 14px;
  }

  .topbar strong {
    font-size: 16px;
  }

  .topbar span {
    font-size: 12px;
  }

  .identity-chip {
    max-width: 38vw;
    min-height: 32px;
    padding: 0 10px;
    font-size: 13px;
  }

  .topbar > .secondary,
  .topbar .version-chip,
  .identity-chip span {
    display: none;
  }

  .identity-chip {
    width: 44px;
    min-width: 44px;
    min-height: 44px;
    justify-content: center;
    padding: 0;
    border-radius: 999px;
    background: var(--surface-soft);
  }

  .main-v2 {
    width: 100%;
    max-width: none;
    padding: 14px;
  }

  .screen {
    gap: 14px;
  }

  .screen-head {
    align-items: flex-start;
  }

  .screen-head h1 {
    font-size: 21px;
  }
}