/* Endury — the browser runtime's own UI: the settings panel/form
   (settings_panel.js), the boot screen (boot_screen.js), the front door
   (front_door.js) and the runtime banner (runtime_banner.js). */

/* Page frame: the banner sits in flow above the app, so the app shrinks
   by its height instead of hiding under it. */

body { display: flex; flex-direction: column; }
body > .cb-app { flex: 1 1 auto; min-height: 0; height: auto; }

/* Runtime banner */

.cb-banner {
  flex: none;
  display: flex;
  align-items: center;
  gap: var(--cb-sp-3);
  padding: calc(var(--cb-sp-2) + env(safe-area-inset-top, 0px)) var(--cb-sp-4) var(--cb-sp-2);
  background: var(--cb-surface-3);
  border-bottom: 2px solid var(--cb-border-strong);
  color: var(--cb-text);
  font-size: var(--cb-fs-body);
}

.cb-banner[hidden] { display: none; }
.cb-banner--warn { border-bottom-color: var(--cb-warn); }
/* A conflict is a genuine problem: another device's save beat this one. */
.cb-banner--alert { border-bottom-color: var(--cb-alert); }
.cb-banner__text { flex: 1; min-width: 0; line-height: 1.4; }

.cb-banner__btn {
  flex: none;
  font: inherit;
  font-size: var(--cb-fs-meta);
  font-weight: 600;
  padding: var(--cb-sp-1) var(--cb-sp-2-5);
  border-radius: var(--cb-r-pill);
  border: 1px solid var(--cb-border);
  background: var(--cb-surface-2);
  color: var(--cb-accent);
  cursor: pointer;
}

/* Boot screen — above the page, below modals (the start-fresh confirm) */

.cb-boot {
  position: fixed;
  inset: 0;
  z-index: 45;
  display: flex;
  overflow-y: auto;
  padding: calc(var(--cb-sp-4) + env(safe-area-inset-top, 0px)) var(--cb-sp-4)
    calc(var(--cb-sp-4) + env(safe-area-inset-bottom, 0px));
  background: linear-gradient(160deg, var(--cb-bg-grad-top), var(--cb-bg-grad-bot));
}

/* margin:auto, not align-items:center — a tall settings form then scrolls
   instead of losing its top edge. */
.cb-boot__card {
  margin: auto;
  width: 420px;
  max-width: 100%;
  display: flex;
  flex-direction: column;
  gap: var(--cb-sp-4);
}

.cb-boot__brand {
  display: flex;
  align-items: center;
  gap: var(--cb-sp-2-5);
  font-size: var(--cb-fs-title);
  font-weight: 600;
}

/* The README, at the brand row's far end. */
.cb-boot__how {
  margin-left: auto;
  font-size: var(--cb-fs-body);
  font-weight: 400;
  color: var(--cb-accent);
  text-underline-offset: 3px;
}

.cb-boot__logo {
  width: 34px;
  height: 34px;
  flex: none;
  border-radius: var(--cb-r-tile);
  border: 1px solid var(--cb-accent);
  color: var(--cb-accent);
  display: flex;
  align-items: center;
  justify-content: center;
}

.cb-boot__body { display: flex; flex-direction: column; gap: var(--cb-sp-3); }

.cb-boot__status {
  display: flex;
  align-items: center;
  gap: var(--cb-sp-2-5);
  color: var(--cb-text-muted);
}

.cb-boot__spinner {
  width: 16px;
  height: 16px;
  flex: none;
  border-radius: 50%;
  border: 2px solid var(--cb-border-strong);
  border-top-color: var(--cb-accent);
  animation: cb-boot-spin .9s linear infinite;
}

@keyframes cb-boot-spin { to { transform: rotate(360deg); } }

.cb-boot__note { font-size: var(--cb-fs-meta); color: var(--cb-text-muted); line-height: 1.5; }
.cb-boot__intro { line-height: 1.5; }
.cb-boot__error { line-height: 1.5; overflow-wrap: anywhere; }
.cb-boot__details { font-size: var(--cb-fs-meta); color: var(--cb-text-muted); }
.cb-boot__details summary { cursor: pointer; }
.cb-boot__report {
  margin: var(--cb-sp-2) 0;
  max-height: 40vh;
  overflow: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  user-select: text;
}

.cb-boot__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: var(--cb-sp-2);
}

/* Front door (front_door.js): landing, connect flow, ready screen */

.cb-door { display: flex; flex-direction: column; gap: var(--cb-sp-3); }

.cb-door__title {
  margin: 0;
  font-size: var(--cb-fs-hero);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -.01em;
  color: var(--cb-text-strong);
}

.cb-door__lede { margin: 0; line-height: 1.5; color: var(--cb-text-muted); }
.cb-door__lede a { color: var(--cb-accent); }

.cb-door__doors { display: flex; flex-direction: column; gap: var(--cb-sp-2-5); margin-top: var(--cb-sp-1); }
.cb-door__door { display: flex; flex-direction: column; gap: var(--cb-sp-1); }

.cb-door__btn { width: 100%; padding: var(--cb-sp-3) var(--cb-sp-3-5); }

.cb-door__note { font-size: var(--cb-fs-meta); color: var(--cb-text-muted); line-height: 1.4; text-align: center; }

.cb-door__facts {
  margin: var(--cb-sp-1) 0 0;
  padding: var(--cb-sp-3) 0 0;
  border-top: 1px solid var(--cb-border-faint);
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--cb-sp-1);
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
  line-height: 1.4;
}

.cb-door__facts li { display: flex; gap: var(--cb-sp-2); }
.cb-door__facts li::before {
  content: "";
  flex: none;
  width: 5px;
  height: 5px;
  margin-top: 5px;
  border-radius: 50%;
  background: var(--cb-good);
}

.cb-door__progress {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--cb-fs-label);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--cb-text-muted);
}

.cb-door__bars { display: flex; gap: var(--cb-sp-1); }
.cb-door__bars i {
  width: 22px;
  height: 4px;
  border-radius: var(--cb-r-bar);
  background: var(--cb-border-strong);
}
.cb-door__bars i.is-done { background: var(--cb-accent); }

.cb-door__steps {
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: cb-door-step;
  display: flex;
  flex-direction: column;
  gap: var(--cb-sp-3);
}

.cb-door__steps li {
  counter-increment: cb-door-step;
  position: relative;
  padding-left: 34px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--cb-sp-2);
  line-height: 1.5;
}

.cb-door__steps li::before {
  content: counter(cb-door-step);
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  border: 1px solid var(--cb-accent);
  color: var(--cb-accent);
  font-size: var(--cb-fs-meta);
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cb-door__ext { text-decoration: none; display: inline-block; }

.cb-door__row { display: flex; align-items: center; justify-content: space-between; gap: var(--cb-sp-2); }
.cb-door__row--center { justify-content: center; }

.cb-door__link,
.cb-door__quiet {
  font: inherit;
  font-size: var(--cb-fs-body);
  background: none;
  border: 0;
  padding: var(--cb-sp-1) 0;
  cursor: pointer;
}

.cb-door__link { color: var(--cb-accent); text-decoration: underline; text-underline-offset: 3px; }
.cb-door__quiet { color: var(--cb-text-muted); }

.cb-door__form { display: flex; flex-direction: column; gap: var(--cb-sp-3); margin: 0; }
.cb-door__form .cb-settings__status:empty { display: none; }

.cb-door__box {
  padding: var(--cb-sp-3);
  border-radius: var(--cb-r-card);
  border: 1px solid var(--cb-border);
  background: var(--cb-surface-2);
  font-size: var(--cb-fs-meta);
  line-height: 1.5;
  color: var(--cb-text-muted);
}

.cb-door__box-title { font-size: var(--cb-fs-body); font-weight: 600; color: var(--cb-text); margin-bottom: var(--cb-sp-1); }

.cb-door__checks { display: flex; flex-direction: column; gap: var(--cb-sp-3-5); }

.cb-check { display: flex; gap: var(--cb-sp-2-5); }

.cb-check__icon {
  flex: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cb-accent-ink);
  background: var(--cb-good);
}

.cb-check[data-state="warn"] .cb-check__icon { background: var(--cb-warn); }

.cb-check__text { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: var(--cb-sp-0-5); }
.cb-check__title { font-size: var(--cb-fs-body); font-weight: 600; color: var(--cb-text); line-height: 1.4; }
.cb-check__detail { font-size: var(--cb-fs-meta); color: var(--cb-text-muted); line-height: 1.5; }
.cb-check__actions { display: flex; flex-wrap: wrap; gap: var(--cb-sp-2); margin-top: var(--cb-sp-1-5); }
.cb-check__actions .cb-confirm__btn { font-size: var(--cb-fs-meta); padding: var(--cb-sp-1-5) var(--cb-sp-2-5); }

/* Settings form (panel and the front door's key step) */

.cb-settings { display: flex; flex-direction: column; gap: var(--cb-sp-3); }

.cb-settings__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cb-settings__title { font-size: var(--cb-fs-title); font-weight: 600; }

.cb-settings__close {
  width: 30px;
  height: 30px;
  border-radius: var(--cb-r-tile);
  border: 1px solid var(--cb-border);
  background: var(--cb-surface-3);
  color: var(--cb-text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.cb-settings__hint {
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
  line-height: 1.5;
}

.cb-settings__hint a { color: var(--cb-accent); }

.cb-settings__group { display: flex; flex-direction: column; gap: var(--cb-sp-2-5); }

.cb-settings__legend {
  font-size: var(--cb-fs-label);
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--cb-text-muted);
}

.cb-settings__field {
  display: flex;
  flex-direction: column;
  gap: var(--cb-sp-1);
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
}

.cb-settings__input {
  width: 100%;
  font: inherit;
  font-size: var(--cb-fs-input);
  color: var(--cb-text);
  background: var(--cb-surface-2);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-r-tile);
  padding: var(--cb-sp-2) var(--cb-sp-2-5);
  outline: none;
}

.cb-settings__input:focus-visible { border-color: var(--cb-accent); }

.cb-settings__connect { align-self: flex-start; }

.cb-settings__advanced > summary {
  cursor: pointer;
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
  margin-bottom: var(--cb-sp-2-5);
}

.cb-settings__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cb-sp-2);
}

.cb-settings__status { font-size: var(--cb-fs-meta); color: var(--cb-text-muted); }

/* Theme: Dark · Light · Auto, applied on tap. */
.cb-settings__theme {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--cb-sp-2);
}

.cb-settings__seg {
  display: flex;
  gap: var(--cb-sp-0-5);
  background: var(--cb-bg);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-r-tile);
  padding: var(--cb-sp-0-5);
}

.cb-settings__seg button {
  padding: var(--cb-sp-1-5) var(--cb-sp-3);
  border-radius: var(--cb-r-chip);
  border: none;
  background: transparent;
  color: var(--cb-text-muted);
  font: inherit;
  font-size: var(--cb-fs-body);
  font-weight: 600;
  cursor: pointer;
}

.cb-settings__seg button[aria-pressed="true"] { background: var(--cb-accent); color: var(--cb-accent-ink); }

/* The chat consent: a plain checkbox beside its full text. */
.cb-settings__consent {
  display: flex;
  align-items: flex-start;
  gap: var(--cb-sp-2);
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
  line-height: 1.5;
  cursor: pointer;
}

.cb-settings__consent input { flex: none; margin: 3px 0 0; accent-color: var(--cb-accent); }

/* Privacy · Legal notice · Source, and "Forget my keys" at the far end. */
.cb-settings__links,
.cb-door__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--cb-sp-1) var(--cb-sp-2);
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
}

.cb-door__legal { justify-content: center; }
.cb-settings__links a,
.cb-door__legal a { color: var(--cb-text-muted); }
.cb-settings__links .cb-door__link { margin-left: auto; }

/* Header entry on mobile: a labelled button in the Planning Inputs drawer's
   head (the app bar row itself has no slack). */
.cb-settings-entry {
  margin: 0 var(--cb-sp-2) 0 auto;
  display: flex;
  align-items: center;
  gap: var(--cb-sp-1);
  font: inherit;
  font-size: var(--cb-fs-meta);
  font-weight: 600;
  color: var(--cb-accent);
  background: var(--cb-surface-2);
  border: 1px solid var(--cb-border);
  border-radius: var(--cb-r-pill);
  padding: var(--cb-sp-1) var(--cb-sp-2-5);
  cursor: pointer;
}

/* Landing: the privacy fold-out under the facts */
.cb-door__privacy > summary {
  cursor: pointer;
  font-size: var(--cb-fs-meta);
  color: var(--cb-text-muted);
}
.cb-door__privacy[open] > summary { margin-bottom: var(--cb-sp-2); }