/* ==========================================================================
   Widget styles — owned by Stream B (Tasks 6–10).
   Colours, radii, shadows and fonts come only from the shared tokens in
   serenity.css (docs/contracts.md §5) so high-contrast mode applies here too.
   Logical properties throughout, so RTL (ar, ur, fa) needs no extra rules.
   ========================================================================== */

/* ---- Token aliases (one place for fallbacks) ---------------------------- */
.serenity-widget {
  --w-bg: var(--sn-bg, #ffffff);
  --w-surface: var(--sn-surface, #ffffff);
  --w-surface-2: var(--sn-surface-2, #eef3f2);
  --w-text: var(--sn-text, #1f2a30);
  --w-muted: var(--sn-muted, #4a5a63);
  --w-border: var(--sn-border, #c3cfcd);
  --w-primary: var(--sn-primary, #0b5563);
  --w-primary-strong: var(--sn-primary-strong, #083f49);
  --w-on-primary: var(--sn-on-primary, #ffffff);
  --w-accent: var(--sn-accent, #8a4b0f);
  --w-danger: var(--sn-danger, #a4262c);
  --w-success: var(--sn-success, #1e6b3a);
  --w-focus: var(--sn-focus, #1d4ed8);
  --w-radius: var(--sn-radius, 0.5rem);
  --w-radius-lg: var(--sn-radius-lg, 1rem);
  --w-shadow: var(--sn-shadow, 0 0.5rem 1.5rem rgb(0 0 0 / 0.16));
  --w-gap: var(--sn-space-3, 0.75rem);
  --w-gap-lg: var(--sn-space-5, 1.5rem);
  --w-font-heading: var(--sn-font-heading, inherit);
  --w-target: 2.75rem; /* ≥ 44px at the smallest root size */

  color: var(--w-text);
  font-family: var(--sn-font-body, inherit);
  margin-block: var(--w-gap-lg);
}

/* Class display rules must never un-hide something the markup hides. */
.serenity-widget [hidden] {
  display: none !important;
}

.serenity-sr-only {
  position: absolute !important;
  inline-size: 1px;
  block-size: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

/* ---- Focus: always visible, never colour-only ---------------------------- */
.serenity-widget :is(a, button, input, select, textarea, iframe, [tabindex]):focus-visible {
  outline: 3px solid var(--w-focus);
  outline-offset: 2px;
}

/* ---- Buttons -------------------------------------------------------------- */
.serenity-widget .serenity-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  min-block-size: var(--w-target);
  min-inline-size: var(--w-target);
  padding-block: 0.5em;
  padding-inline: 1.25em;
  border: 2px solid var(--w-primary);
  border-radius: var(--w-radius);
  background: var(--w-primary);
  color: var(--w-on-primary);
  font: inherit;
  font-weight: 700;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
}

.serenity-widget .serenity-button:hover {
  background: var(--w-primary-strong);
  border-color: var(--w-primary-strong);
}

.serenity-widget .serenity-button:disabled {
  opacity: 0.65;
  cursor: progress;
}

/* ---- Form fields ---------------------------------------------------------- */
.serenity-widget fieldset {
  margin: 0;
  padding: 0;
  border: 0;
  min-inline-size: 0;
}

.serenity-widget legend {
  padding: 0;
  margin-block-end: var(--w-gap);
  font-family: var(--w-font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

.serenity-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.serenity-field > label {
  font-weight: 700;
}

.serenity-field__hint {
  margin: 0;
  color: var(--w-muted);
  font-size: 0.9rem;
}

.serenity-widget :is(input[type="text"], input[type="number"], select, textarea) {
  box-sizing: border-box;
  inline-size: 100%;
  min-block-size: var(--w-target);
  padding-block: 0.5em;
  padding-inline: 0.75em;
  /* --w-muted keeps the field edge at ≥ 3:1 against the page (WCAG 1.4.11). */
  border: 2px solid var(--w-muted);
  border-radius: var(--w-radius);
  background: var(--w-surface);
  color: var(--w-text);
  font: inherit;
}

.serenity-widget [aria-invalid="true"] {
  border-color: var(--w-danger);
}

.serenity-inline {
  display: flex;
  flex-wrap: wrap;
  gap: var(--w-gap);
}

.serenity-widget .serenity-inline > input {
  flex: 1 1 12rem;
  inline-size: auto;
}

.serenity-check {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  min-block-size: var(--w-target);
}

.serenity-check input {
  flex: none;
  inline-size: 1.5rem;
  block-size: 1.5rem;
  margin: 0;
  accent-color: var(--w-primary);
}

.serenity-note {
  margin: 0;
  padding-block: 0.75rem;
  padding-inline: 1rem;
  border-inline-start: 4px solid var(--w-accent);
  border-radius: var(--w-radius);
  background: var(--w-surface-2);
}

/* ---- Embedded forms & schedulers (Jotform, Cal.com, VideoAsk) ------------- */
.serenity-frame__iframe {
  display: block;
  box-sizing: border-box;
  inline-size: 100%;
  block-size: var(--serenity-frame-height, 900px);
  border: 1px solid var(--w-border);
  border-radius: var(--w-radius-lg);
  background: var(--w-surface);
}

/* Stacked form fields make embeds taller on phones. */
@media (max-width: 40rem) {
  .serenity-frame__iframe {
    block-size: calc(var(--serenity-frame-height, 900px) * 1.3);
  }
}

.serenity-frame__fallback {
  margin-block: 0.75rem 0;
}

.serenity-frame__fallback a,
.serenity-livescan__doj a {
  display: inline-flex;
  align-items: center;
  min-block-size: var(--w-target);
  color: var(--w-primary);
  font-weight: 700;
}

/* ---- Tour viewer ---------------------------------------------------------- */
.serenity-tour__tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block-end: var(--w-gap);
}

.serenity-tour__tab {
  min-block-size: var(--w-target);
  min-inline-size: var(--w-target);
  padding-block: 0.5em;
  padding-inline: 1em;
  border: 2px solid var(--w-primary);
  border-radius: 999px;
  background: var(--w-surface);
  color: var(--w-primary);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.serenity-tour__tab[aria-selected="true"] {
  background: var(--w-primary);
  color: var(--w-on-primary);
}

.serenity-tour__stage {
  display: grid;
  place-items: center;
  aspect-ratio: 16 / 9;
  max-inline-size: 100%;
  overflow: hidden;
  border-radius: var(--w-radius-lg);
  background: var(--w-surface-2);
}

.serenity-tour__frame {
  inline-size: 100%;
  block-size: 100%;
  border: 0;
}

.serenity-tour__status {
  margin: 0;
  padding: var(--w-gap-lg);
  max-inline-size: var(--sn-measure, 40rem);
  color: var(--w-muted);
  text-align: center;
}

.serenity-tour__badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-block: var(--w-gap) 0;
  padding: 0;
  list-style: none;
}

.serenity-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5em;
  padding-block: 0.4em;
  padding-inline: 0.9em;
  border: 1px solid var(--w-border);
  border-radius: 999px;
  background: var(--w-surface);
  font-weight: 700;
}

.serenity-badge::before {
  content: "";
  inline-size: 0.55em;
  block-size: 0.55em;
  border-radius: 50%;
  background: var(--w-primary);
}

/* ---- Margin calculator ---------------------------------------------------- */
.serenity-calc {
  display: grid;
  gap: var(--w-gap-lg);
}

.serenity-calc__inputs {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 14rem), 1fr));
  gap: var(--w-gap);
  align-items: start;
}

/* Label / input / hint share row tracks across a line of fields, so inputs
   line up even when one label wraps or one field has a hint. */
.serenity-calc__inputs > .serenity-field {
  display: grid;
  grid-row: span 3;
  grid-template-rows: subgrid;
  row-gap: 0.35rem;
}

.serenity-calc__inputs > legend {
  grid-column: 1 / -1;
}

.serenity-calc__results {
  padding: var(--w-gap-lg);
  border: 1px solid var(--w-border);
  border-radius: var(--w-radius-lg);
  background: var(--w-surface);
}

.serenity-calc__empty {
  margin: 0;
  color: var(--w-muted);
}

.serenity-calc__list {
  display: grid;
  margin: 0;
}

.serenity-calc__row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 0.25rem 1rem;
  padding-block: 0.75rem;
  border-block-end: 1px solid var(--w-border);
}

.serenity-calc__row:last-child {
  border-block-end: 0;
}

.serenity-calc__row dd {
  margin: 0;
  font-size: 1.25rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.serenity-calc__row--highlight {
  padding-inline: 0.75rem;
  border-inline-start: 4px solid var(--w-primary);
  border-radius: var(--w-radius);
  background: var(--w-surface-2);
}

.serenity-calc__row--highlight dd {
  color: var(--w-primary-strong);
  font-size: 1.5rem;
}

.serenity-calc__disclaimer {
  margin: 0;
  color: var(--w-muted);
  font-size: 0.9rem;
}

/* ---- Bed ticker ----------------------------------------------------------- */
.serenity-beds__selects {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
  gap: var(--w-gap);
}

.serenity-beds__checks {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.5rem;
  margin-block-start: var(--w-gap);
}

.serenity-beds__summary {
  margin-block-start: var(--w-gap-lg);
}

.serenity-beds__status {
  margin: 0;
  color: var(--w-muted);
}

.serenity-beds__totals {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 11rem), 1fr));
  gap: var(--w-gap);
  margin: 0;
}

.serenity-stat {
  padding: 1rem;
  border: 1px solid var(--w-border);
  border-radius: var(--w-radius-lg);
  background: var(--w-surface);
}

.serenity-stat dt {
  color: var(--w-muted);
  font-weight: 700;
}

.serenity-stat dd {
  margin: 0.25rem 0 0;
  color: var(--w-primary-strong);
  font-family: var(--w-font-heading);
  font-size: clamp(2rem, 1.5rem + 2vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
}

.serenity-table-wrap {
  margin-block-start: var(--w-gap-lg);
  overflow-x: auto;
}

.serenity-beds__table {
  inline-size: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
}

.serenity-beds__table caption {
  margin-block-end: 0.5rem;
  font-weight: 700;
  text-align: start;
}

.serenity-beds__table :is(th, td) {
  padding-block: 0.6rem;
  padding-inline: 0.75rem;
  border-block-end: 1px solid var(--w-border);
  text-align: end;
}

.serenity-beds__table :is(thead th, tbody th) {
  text-align: start;
}

.serenity-beds__table thead th:not(:first-child) {
  text-align: end;
}

.serenity-beds__table thead th {
  border-block-end-width: 2px;
  border-block-end-color: var(--w-muted);
}

.serenity-beds__updated {
  margin-block: 0.75rem 0;
  color: var(--w-muted);
  font-size: 0.9rem;
}

/* ---- Live Scan locator ---------------------------------------------------- */
.serenity-livescan__form {
  margin-block-start: var(--w-gap-lg);
}

.serenity-livescan__status {
  margin-block: var(--w-gap);
  font-weight: 700;
}

.serenity-livescan__results {
  display: grid;
  gap: var(--w-gap-lg);
}

@media (min-width: 56rem) {
  .serenity-livescan__results {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1.2fr);
    align-items: start;
  }
}

.serenity-livescan__list {
  display: grid;
  gap: var(--w-gap);
  margin: 0;
  padding-inline-start: 1.75rem;
}

.serenity-livescan__item::marker {
  color: var(--w-primary);
  font-weight: 700;
}

.serenity-livescan__item p {
  margin: 0;
}

.serenity-livescan__name {
  font-weight: 700;
}

.serenity-livescan__distance {
  color: var(--w-muted);
}

.serenity-livescan__links {
  display: flex;
  flex-wrap: wrap;
  gap: 0 1.25rem;
}

.serenity-livescan__links a {
  display: inline-flex;
  align-items: center;
  min-block-size: var(--w-target);
  color: var(--w-primary);
  font-weight: 700;
}

.serenity-livescan__map {
  min-block-size: 22rem;
  border: 1px solid var(--w-border);
  border-radius: var(--w-radius-lg);
  overflow: hidden;
  background: var(--w-surface-2);
}

.serenity-livescan__doj {
  margin-block: var(--w-gap) 0;
}

/* ---- Credential verification -------------------------------------------- */
/* The one flourish: the verified result reads like a certificate
   (double-ruled border + seal), because it is the proof people screenshot. */
.serenity-verify__result {
  margin-block-start: var(--w-gap-lg);
}

.serenity-verify__message {
  margin: 0;
  padding-block: 0.75rem;
  padding-inline: 1rem;
  border-radius: var(--w-radius);
  background: var(--w-surface-2);
}

.serenity-verify__message--error {
  border-inline-start: 4px solid var(--w-danger);
}

.serenity-verify__card {
  padding: clamp(1.25rem, 1rem + 2vw, 2rem);
  border: 2px solid var(--w-success);
  border-radius: var(--w-radius-lg);
  background: var(--w-surface);
  box-shadow:
    inset 0 0 0 5px var(--w-surface),
    inset 0 0 0 6px var(--w-success);
}

.serenity-verify__badge {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 0 0 var(--w-gap-lg);
  color: var(--w-success);
  font-family: var(--w-font-heading);
  font-size: 1.25rem;
  font-weight: 700;
}

.serenity-verify__badge svg {
  flex: none;
  inline-size: 2.5rem;
  block-size: 2.5rem;
  padding: 0.45rem;
  box-sizing: border-box;
  border-radius: 50%;
  background: var(--w-success);
  color: var(--w-surface);
  box-shadow: 0 0 0 3px var(--w-surface), 0 0 0 5px var(--w-success);
}

.serenity-verify__details {
  display: grid;
  gap: 0;
  margin: 0;
}

.serenity-verify__details > div {
  display: grid;
  gap: 0.15rem 1.5rem;
  padding-block: 0.65rem;
  border-block-end: 1px solid var(--w-border);
}

.serenity-verify__details > div:last-child {
  border-block-end: 0;
}

@media (min-width: 40rem) {
  .serenity-verify__details > div {
    grid-template-columns: minmax(10rem, 16rem) 1fr;
  }
}

.serenity-verify__details dt {
  color: var(--w-muted);
  font-weight: 700;
}

.serenity-verify__details dd {
  margin: 0;
}

.serenity-verify__details dd[data-field="name"] {
  font-family: var(--w-font-heading);
  font-size: 1.375rem;
  font-weight: 700;
}

.serenity-verify__details ul {
  margin: 0;
  padding-inline-start: 1.25rem;
}

/* ---- Chat assistant ------------------------------------------------------- */
.serenity-widget--chat {
  position: fixed;
  inset-block-end: max(1rem, env(safe-area-inset-bottom));
  inset-inline-end: 1rem;
  z-index: 9990;
  display: flex;
  flex-direction: column-reverse; /* panel sits above the launcher */
  align-items: flex-end;
  gap: 0.75rem;
  margin: 0;
}

/* Tutor LMS lesson and exam pages pin a Next / Submit bar (about 4rem) to the
   bottom edge: sit above it so the chat button never covers Next. */
body.single-tutor_quiz .serenity-widget--chat,
body.single-lesson .serenity-widget--chat {
  inset-block-end: max(6rem, env(safe-area-inset-bottom));
}

.serenity-chat__launcher {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  min-block-size: 3.25rem;
  min-inline-size: var(--w-target);
  padding-inline: 1.25rem;
  border: 2px solid var(--w-on-primary);
  border-radius: 999px;
  background: var(--w-primary);
  color: var(--w-on-primary);
  box-shadow: var(--w-shadow);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.serenity-chat__launcher:hover {
  background: var(--w-primary-strong);
}

/* Phones: a round icon button, so it doesn't cover the text it floats over.
   The label stays in the accessibility tree as the button's name. */
@media (max-width: 40rem) {
  .serenity-chat__launcher {
    justify-content: center;
    inline-size: 3.5rem;
    block-size: 3.5rem;
    min-inline-size: 0;
    padding-inline: 0;
  }

  .serenity-chat__launcher-label {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    margin: -1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
}

.serenity-chat__panel {
  display: flex;
  flex-direction: column;
  inline-size: min(25rem, calc(100vw - 2rem));
  block-size: min(38rem, calc(100vh - 7rem));
  block-size: min(38rem, calc(100dvh - 7rem));
  overflow: hidden;
  border: 1px solid var(--w-border);
  border-radius: var(--w-radius-lg);
  background: var(--w-surface);
  box-shadow: var(--w-shadow);
}

.serenity-chat__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding-block: 0.5rem;
  padding-inline: 1rem 0.5rem;
  background: var(--w-primary);
  color: var(--w-on-primary);
}

.serenity-chat__title {
  margin: 0;
  color: inherit;
  font-family: var(--w-font-heading);
  font-size: 1.125rem;
}

.serenity-chat__close {
  display: inline-grid;
  place-items: center;
  inline-size: var(--w-target);
  block-size: var(--w-target);
  border: 0;
  border-radius: var(--w-radius);
  background: transparent;
  color: inherit;
  cursor: pointer;
}

.serenity-widget .serenity-chat__close:focus-visible {
  outline-color: var(--w-on-primary);
}

.serenity-chat__log {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  padding: 1rem;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.serenity-chat__msg {
  max-inline-size: 88%;
  margin: 0;
  padding-block: 0.6em;
  padding-inline: 0.9em;
  border-radius: var(--w-radius-lg);
  white-space: pre-wrap;
  overflow-wrap: anywhere;
}

.serenity-chat__msg--assistant {
  align-self: flex-start;
  border-end-start-radius: 0.25rem;
  background: var(--w-surface-2);
  color: var(--w-text);
}

.serenity-chat__msg--user {
  align-self: flex-end;
  border-end-end-radius: 0.25rem;
  background: var(--w-primary);
  color: var(--w-on-primary);
}

.serenity-chat__action {
  align-self: flex-start;
  margin: 0;
}

.serenity-chat__typing {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  padding-inline: 1rem;
  color: var(--w-muted);
  font-size: 0.9rem;
}

.serenity-chat__dots {
  display: inline-flex;
  gap: 0.2rem;
}

.serenity-chat__dots span {
  inline-size: 0.4rem;
  block-size: 0.4rem;
  border-radius: 50%;
  background: currentColor;
}

.serenity-chat__privacy {
  margin: 0;
  padding-block: 0.6rem;
  padding-inline: 1rem;
  border-block-start: 1px solid var(--w-border);
  color: var(--w-muted);
  font-size: 0.9rem;
}

.serenity-chat__privacy a {
  color: var(--w-primary);
  font-weight: 700;
}

.serenity-chat__form {
  display: grid;
  gap: 0.35rem;
  padding: 0.75rem 1rem 1rem;
  border-block-start: 1px solid var(--w-border);
}

.serenity-chat__label {
  font-weight: 700;
}

.serenity-chat__compose {
  display: flex;
  align-items: flex-end;
  gap: 0.5rem;
}

.serenity-chat__compose textarea {
  flex: 1;
  max-block-size: 8rem;
  resize: none;
}

.serenity-chat__feedback {
  margin: 0;
  color: var(--w-danger);
  font-size: 0.9rem;
}

/* ---- Motion, forced colours, print ---------------------------------------- */
@media (prefers-reduced-motion: no-preference) {
  .serenity-chat__dots span {
    animation: serenity-typing 1.2s infinite ease-in-out;
  }

  .serenity-chat__dots span:nth-child(2) {
    animation-delay: 0.15s;
  }

  .serenity-chat__dots span:nth-child(3) {
    animation-delay: 0.3s;
  }
}

@keyframes serenity-typing {
  0%, 80%, 100% { opacity: 0.3; }
  40% { opacity: 1; }
}

@media (forced-colors: active) {
  .serenity-tour__tab[aria-selected="true"] {
    outline: 3px solid CanvasText;
  }
}

@media print {
  .serenity-widget--chat,
  .serenity-frame__iframe,
  .serenity-livescan__map {
    display: none !important;
  }
}