.app-shell {
  min-height: 100vh;
}

.app-sidebar {
  position: fixed;
  z-index: 30;
  inset: 0 auto 0 0;
  display: flex;
  width: var(--sidebar-width);
  flex-direction: column;
  padding: var(--space-6);
  background: #171825;
  color: #fff;
}

.app-brand,
.public-brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  color: inherit;
  font-size: var(--text-lg);
  font-weight: 800;
  letter-spacing: -0.03em;
}

.app-nav {
  display: grid;
  gap: var(--space-2);
  margin-top: var(--space-10);
}

.app-nav__label {
  margin: 0 0 var(--space-2) var(--space-3);
  color: #7f8295;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.app-nav__link {
  display: flex;
  min-height: 46px;
  align-items: center;
  gap: var(--space-3);
  padding: 0.7rem 0.8rem;
  color: #aeb1c2;
  border-radius: var(--radius-control);
  font-size: var(--text-sm);
  font-weight: 600;
  transition: color var(--transition-fast), background var(--transition-fast);
}

.app-nav__link:hover,
.app-nav__link[aria-current="page"] {
  color: #fff;
  background: rgba(255, 255, 255, 0.09);
}

.app-nav__link[aria-current="page"] {
  box-shadow: inset 3px 0 var(--color-accent);
}

.app-nav__link svg {
  width: 21px;
  height: 21px;
}

.app-sidebar__footer {
  display: grid;
  gap: var(--space-1);
  margin-top: auto;
}

.app-sidebar__footer .app-nav__link {
  min-height: 40px;
  padding-block: var(--space-2);
  font-size: var(--text-xs);
}

.app-main {
  min-height: 100vh;
  margin-left: var(--sidebar-width);
}

.app-topbar {
  position: sticky;
  z-index: 20;
  top: 0;
  display: flex;
  min-height: 72px;
  align-items: center;
  gap: var(--space-4);
  padding: 0 var(--space-8);
  background: rgba(247, 248, 252, 0.88);
  border-bottom: 1px solid rgba(228, 230, 239, 0.85);
  backdrop-filter: blur(16px);
}

.app-topbar__menu {
  display: none;
}

.app-topbar__title {
  margin: 0 auto 0 0;
  font-size: var(--text-sm);
  font-weight: 700;
}

.connection-pill,
.creator-chip {
  display: inline-flex;
  min-height: 38px;
  align-items: center;
  gap: var(--space-2);
  padding: 0.4rem 0.7rem;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: var(--text-xs);
  font-weight: 700;
}

.connection-pill__dot {
  width: 8px;
  height: 8px;
  background: var(--color-warning);
  border-radius: 50%;
  box-shadow: 0 0 0 4px var(--color-warning-soft);
}

.connection-pill[data-state="connected"] .connection-pill__dot {
  background: var(--color-success);
  box-shadow: 0 0 0 4px var(--color-success-soft);
}

.creator-chip img {
  width: 28px;
  height: 28px;
  object-fit: cover;
  border-radius: 50%;
}

.app-content {
  width: min(100%, var(--content-max));
  margin: 0 auto;
  padding: var(--space-8);
}

.mobile-bottom-nav {
  display: none;
}

.page-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-6);
  margin-bottom: var(--space-8);
}

.page-heading h1 {
  margin-bottom: var(--space-2);
}

.page-heading p:last-child {
  max-width: 660px;
  margin-bottom: 0;
  color: var(--color-text-soft);
}

.public-header,
.public-footer {
  background: var(--color-surface);
}

.public-header {
  border-bottom: 1px solid var(--color-border);
}

.public-nav,
.public-footer__inner {
  display: flex;
  width: min(100% - 2rem, 1180px);
  margin: 0 auto;
  align-items: center;
  justify-content: space-between;
}

.public-nav {
  min-height: 72px;
}

.public-nav nav,
.public-footer nav {
  display: flex;
  gap: var(--space-6);
}

.public-nav nav a,
.public-footer nav a {
  color: var(--color-text-soft);
  font-size: var(--text-sm);
  font-weight: 600;
}

.public-footer {
  padding: var(--space-12) 0;
  border-top: 1px solid var(--color-border);
}

.public-footer__inner {
  align-items: flex-start;
}

.public-footer__inner p {
  margin: var(--space-3) 0 0;
  color: var(--color-text-soft);
  font-size: var(--text-sm);
}

@media (max-width: 900px) {
  .app-sidebar {
    width: min(82vw, 300px);
    transform: translateX(-102%);
    transition: transform var(--transition-base);
  }

  .app-menu-open .app-sidebar {
    transform: translateX(0);
  }

  .app-main {
    margin-left: 0;
    padding-bottom: 78px;
  }

  .app-topbar {
    min-height: 64px;
    padding: 0 var(--space-4);
  }

  .app-topbar__menu {
    display: inline-flex;
  }

  .creator-chip {
    display: none;
  }

  .mobile-bottom-nav {
    position: fixed;
    z-index: 25;
    right: var(--space-3);
    bottom: var(--space-3);
    left: var(--space-3);
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    padding: var(--space-2);
    background: rgba(23, 24, 37, 0.96);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 18px;
    box-shadow: var(--shadow-elevated);
    backdrop-filter: blur(16px);
  }

  .mobile-bottom-nav .app-nav__link {
    min-height: 50px;
    flex-direction: column;
    gap: 2px;
    padding: var(--space-1);
    font-size: 0.62rem;
  }

  .mobile-bottom-nav .app-nav__link[aria-current="page"] {
    box-shadow: none;
  }

  .mobile-bottom-nav .app-nav__link svg {
    width: 19px;
    height: 19px;
  }
}

@media (max-width: 640px) {
  .app-content {
    padding: var(--space-5) var(--space-4);
  }

  .page-heading {
    flex-direction: column;
    margin-bottom: var(--space-6);
  }

  .page-heading .button {
    width: 100%;
  }

  .connection-pill {
    max-width: 155px;
  }

  .connection-pill span:last-child {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .public-nav nav a:not(:last-child) {
    display: none;
  }

  .public-footer__inner,
  .public-footer nav {
    flex-direction: column;
  }
}