/* Shared top nav + mobile tab bar for signed-in app surfaces (/me · /capture). */

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body.cosmos-app {
  --app-signal: var(--kind-observed, #7fedc7);
  --app-nav-offset: calc(68px + env(safe-area-inset-top, 0px));
  overflow-x: hidden;
}

body.cosmos-app nav.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: max(12px, env(safe-area-inset-top, 0px)) max(16px, env(safe-area-inset-right, 0px)) 12px max(16px, env(safe-area-inset-left, 0px));
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.72), rgba(0, 0, 0, 0.28) 72%, transparent);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}

body.cosmos-app nav.site-nav .word {
  flex: 0 1 auto;
  min-width: 0;
  max-width: 42%;
  font-family: var(--font-cosmos, var(--font-display, Georgia, serif));
  font-weight: 400;
  font-size: 17px;
  letter-spacing: -0.02em;
  color: var(--ink-1, #fff);
  text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}

body.cosmos-app nav.site-nav .right {
  min-width: 0;
  flex: 1 1 auto;
  max-width: 58%;
  display: flex;
  gap: 16px;
  align-items: center;
  justify-content: flex-end;
  overflow: visible;
  font-family: var(--font-mono, ui-monospace, Menlo, monospace);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: lowercase;
}

body.cosmos-app nav.site-nav .right a,
body.cosmos-app nav.site-nav .right a:link,
body.cosmos-app nav.site-nav .right a:visited {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.46);
  text-decoration: none;
  white-space: nowrap;
  transition: color 200ms cubic-bezier(0.16, 1, 0.3, 1);
  -webkit-text-fill-color: rgba(255, 255, 255, 0.46);
  -webkit-tap-highlight-color: transparent;
}

body.cosmos-app nav.site-nav .right a:hover {
  color: rgba(255, 255, 255, 0.92);
  -webkit-text-fill-color: rgba(255, 255, 255, 0.92);
}

body.cosmos-app nav.site-nav .right a.current,
body.cosmos-app nav.site-nav .right a.current:visited {
  color: var(--app-signal);
  -webkit-text-fill-color: var(--app-signal);
}

body.cosmos-app [data-nav-auth] {
  min-width: 0;
  max-width: 100%;
}

body.cosmos-app [data-nav-auth] .nav-auth-trigger {
  max-width: min(7rem, 32vw);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  flex-shrink: 1;
  -webkit-tap-highlight-color: transparent;
}

body.cosmos-app [data-nav-auth] .nav-auth-menu {
  max-width: min(280px, calc(100vw - 32px));
  z-index: 250;
}

@media (max-width: 720px) {
  body.cosmos-app [data-nav-auth][data-open="1"] .nav-auth-menu {
    position: fixed;
    top: calc(52px + env(safe-area-inset-top, 0px));
    right: max(12px, env(safe-area-inset-right, 0px));
    left: auto;
    min-width: min(260px, calc(100vw - 24px));
  }
}

/* Bottom tab bar (mobile) */
body.cosmos-app .app-tab-bar {
  position: fixed;
  top: auto;
  left: 0;
  right: 0;
  bottom: 0;
  height: auto;
  min-height: 0;
  z-index: 90;
  display: flex;
  justify-content: space-around;
  align-items: stretch;
  padding: 6px 8px calc(6px + env(safe-area-inset-bottom, 0px));
  background: rgba(0, 0, 0, 0.92);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(20px) saturate(140%);
}

body.cosmos-app .app-tab {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3px;
  min-height: 52px;
  padding: 4px 2px;
  color: rgba(255, 255, 255, 0.42);
  text-decoration: none;
  font-family: var(--font-mono, ui-monospace, Menlo, monospace);
  text-transform: lowercase;
  -webkit-tap-highlight-color: transparent;
}

body.cosmos-app .app-tab:visited {
  color: rgba(255, 255, 255, 0.42);
}

body.cosmos-app .app-tab.current,
body.cosmos-app .app-tab.current:visited {
  color: var(--app-signal);
}

body.cosmos-app .app-tab-icon svg {
  width: 24px;
  height: 24px;
}

body.cosmos-app .app-tab-label {
  font-size: 9px;
  letter-spacing: 0.1em;
}

@media (max-width: 720px) {
  body.cosmos-app {
    --app-nav-offset: calc(62px + env(safe-area-inset-top, 0px));
  }

  body.cosmos-app nav.site-nav {
    min-height: 52px;
    padding-top: max(8px, env(safe-area-inset-top, 0px));
    padding-bottom: 10px;
  }

  body.cosmos-app nav.site-nav .word {
    font-size: 16px;
  }

  /* Tab bar owns navigation — hide life/capture links, not account-menu items */
  body.cosmos-app-has-tabs nav.site-nav .right > a {
    display: none !important;
  }

  body.cosmos-app-has-tabs [data-nav-auth] .nav-auth-item {
    display: block;
  }

  body.cosmos-app-has-tabs main,
  body.cosmos-app-has-tabs main.me-life-main {
    padding-bottom: calc(88px + env(safe-area-inset-bottom, 0px)) !important;
  }

  body.cosmos-app-has-tabs .chat-viewport {
    padding-bottom: calc(64px + env(safe-area-inset-bottom, 0px));
  }

  body.cosmos-app-has-tabs [data-nav-auth] .nav-auth-trigger {
    max-width: 5.5rem;
    font-size: 9px;
    letter-spacing: 0.12em;
    text-transform: lowercase;
  }
}

body.cosmos-app-has-tabs .cfb-btn,
body.cosmos-app-has-tabs .cfb-card {
  display: none !important;
}

@media (min-width: 721px) {
  body.cosmos-app .app-tab-bar {
    display: none;
  }

  body.cosmos-app nav.site-nav .right,
  body.cosmos-app nav.site-nav .nav-right {
    display: flex !important;
  }

  body.cosmos-app nav.site-nav .right > a,
  body.cosmos-app nav.site-nav .nav-right > a {
    display: inline-flex !important;
  }
}