/* Theme "poster" (docs/UI.md M12, D63; mockups design/themes/poster-*.dc.html).
   Always light, no shadows, no rounded corners, rules instead of cards, Archivo. Every rule is under :root[data-theme="poster"]. */

:root[data-theme="poster"] {
  color-scheme: light;
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-2: #f1f1f1;
  --border: #0a0a0a;
  --fg: #0a0a0a;
  --muted: #555555;
  --accent: #0a0a0a;
  --on-accent: #ffffff;
  --accent-soft: #f1f1f1;
  --focus: #0a0a0a;
  --error: #b3261e;
  --on-error: #ffffff;
  --ok-bg: #ffffff;
  --ok-fg: #0a0a0a;
  --warn-bg: #f1f1f1;
  --warn-fg: #0a0a0a;
  --neutral-bg: #ffffff;
  --neutral-fg: #0a0a0a;
  --alert-card: #ff4f00;
  --logo-nail: #ffffff;
  --logo-ok: #2fb36b;
  --logo-alert: #e5484d;
  --shadow: none;
  --radius: 0;
  --radius-sm: 0;
  --poster-orange: #ff4f00;
  --poster-wide: 112%;
  --poster-narrow: 72%;
  --poster-mid: 85%;
}

:root[data-theme="poster"] body {
  font-family: 'Archivo', system-ui, -apple-system, "Segoe UI", Roboto, "Hiragino Sans", "Yu Gothic", "Noto Sans CJK SC", "Microsoft YaHei", sans-serif;
  background: #ffffff;
  color: #0a0a0a;
}
:root[data-theme="poster"] :focus-visible { outline: 3px solid #0a0a0a; outline-offset: 2px; box-shadow: 0 0 0 2px #ffffff; }
:root[data-theme="poster"] .btn--primary :focus-visible,
:root[data-theme="poster"] .actions__main:focus-visible { outline-color: var(--poster-orange); box-shadow: none; }

/* ---------- shared pieces ---------- */

:root[data-theme="poster"] .btn { border-radius: 0; font-weight: 800; font-stretch: var(--poster-mid); filter: none; }
:root[data-theme="poster"] .btn:hover:not(:disabled) { filter: none; background: #333333; }
:root[data-theme="poster"] .btn--secondary { background: #ffffff; color: #0a0a0a; border: 2px solid #0a0a0a; box-shadow: none; }
:root[data-theme="poster"] .btn--secondary:hover:not(:disabled) { background: #f1f1f1; }
:root[data-theme="poster"] .btn--primary.is-running { background: #0a0a0a; color: #ffffff; }
:root[data-theme="poster"] .btn--danger { background: var(--poster-orange); color: #0a0a0a; border: 2px solid #0a0a0a; }
:root[data-theme="poster"] .icon-btn { border-radius: 0; }
:root[data-theme="poster"] .icon-btn:hover { background: #f1f1f1; }
:root[data-theme="poster"] .icon-btn[aria-pressed="true"] { color: var(--poster-orange); }
:root[data-theme="poster"] .icon-btn.has-dot::after { border-radius: 0; box-shadow: 0 0 0 2px #ffffff; }
:root[data-theme="poster"] .select,
:root[data-theme="poster"] .textarea {
  border-radius: 0;
  border: 0;
  border-bottom: 2px solid #0a0a0a;
  background: transparent;
  font-weight: 700;
}
:root[data-theme="poster"] .link-btn { text-underline-offset: 3px; }

/* ---------- top bar ---------- */

:root[data-theme="poster"] .topbar { border-bottom: 4px solid #0a0a0a; padding-bottom: 8px; }
:root[data-theme="poster"] .brand__title { font-weight: 850; font-stretch: var(--poster-wide); letter-spacing: -0.01em; }
:root[data-theme="poster"] .brand__accent { color: inherit; }

/* ---------- status (a header, not a card) ---------- */

:root[data-theme="poster"] .status {
  border-radius: 0;
  box-shadow: none;
  background: #ffffff;
  color: #0a0a0a;
  outline: 0;
  padding: 0;
  gap: 0;
  align-items: stretch;
}
:root[data-theme="poster"] .status__icon { display: none; }
:root[data-theme="poster"] .status__text { align-items: end; }
:root[data-theme="poster"] .status__live { align-self: end; }
:root[data-theme="poster"] .status__title {
  font-weight: 900;
  font-stretch: var(--poster-narrow);
  line-height: 0.92;
  letter-spacing: -0.01em;
  overflow-wrap: break-word;
  hyphens: auto;
}
:root[data-theme="poster"] .status__hint { opacity: 1; font-stretch: 95%; }
:root[data-theme="poster"] .status--hint,
:root[data-theme="poster"] .status--paused,
:root[data-theme="poster"] .status--no-face { background: #f1f1f1; color: #0a0a0a; }
:root[data-theme="poster"] .status--alert { background: var(--poster-orange); color: #0a0a0a; animation: none; }
:root[data-theme="poster"] .ask__btn {
  border-radius: 0;
  border: 2px solid #0a0a0a;
  background: #0a0a0a;
  color: #ffffff;
}
:root[data-theme="poster"] .ask__btn:hover { background: #333333; }
:root[data-theme="poster"] .status--alert .ask__btn { background: #0a0a0a; color: #ffffff; }
:root[data-theme="poster"] .ask__timer { background: #0a0a0a; border-radius: 0; opacity: 0.5; }
:root[data-theme="poster"] .ask__link { text-underline-offset: 3px; }

:root[data-theme="poster"] .stats-tile {
  background: transparent;
  border: 0;
  border-left: 2px solid #0a0a0a;
  border-radius: 0;
  box-shadow: none;
  align-items: flex-start;
  justify-content: flex-end;
  padding: 0 0 0 12px;
  gap: 0;
  color: #0a0a0a;
}
:root[data-theme="poster"] .stats-tile:hover { background: transparent; }
:root[data-theme="poster"] .stats-tile:hover .stats-tile__count { color: var(--poster-orange); }
:root[data-theme="poster"] .stats-tile__icon { display: none; }
:root[data-theme="poster"] .stats-tile__label { color: #0a0a0a; font-weight: 700; }
:root[data-theme="poster"] .stats-tile__count { font-weight: 900; font-stretch: var(--poster-narrow); line-height: 0.85; letter-spacing: -0.02em; }

:root[data-theme="poster"] .message { color: #b3261e; }

/* ---------- preview, actions, background-window card ---------- */

:root[data-theme="poster"] .stage { border-radius: 0; box-shadow: none; background: #161616; }
:root[data-theme="poster"] .stage__empty { background: #161616; color: #ffffff; }
:root[data-theme="poster"] .pip-placeholder { border-radius: 0; border: 2px solid #0a0a0a; background: #ffffff; color: #0a0a0a; }

:root[data-theme="poster"] .actions__main {
  border-radius: 0;
  background: #0a0a0a;
  color: #ffffff;
  justify-content: space-between;
  padding: 0 18px;
  font-weight: 850;
  font-stretch: var(--poster-mid);
}
:root[data-theme="poster"] .actions__main:hover:not(:disabled) { background: var(--poster-orange); color: #0a0a0a; }
:root[data-theme="poster"] .actions__main:disabled { opacity: 1; background: #cfcfcf; color: #555555; }
:root[data-theme="poster"] .actions__main .btn__icon { order: 2; }

:root[data-theme="poster"] .pip-card {
  background: transparent;
  border: 0;
  border-top: 4px solid #0a0a0a;
  border-radius: 0;
  box-shadow: none;
  padding: 12px 0 0;
  min-height: 56px;
}
:root[data-theme="poster"] .pip-card:hover { background: transparent; }
:root[data-theme="poster"] .pip-card:hover .pip-card__action { color: var(--poster-orange); }
:root[data-theme="poster"] .pip-card.is-open { background: #0a0a0a; color: #ffffff; border-top-color: #0a0a0a; padding: 12px 12px 12px; }
:root[data-theme="poster"] .pip-card__icon { color: #0a0a0a; }
:root[data-theme="poster"] .pip-card__title { font-weight: 850; font-stretch: var(--poster-mid); font-size: 1.15rem; }
:root[data-theme="poster"] .pip-card__desc { color: #333333; }
:root[data-theme="poster"] .pip-card__action { color: #0a0a0a; font-weight: 800; }
:root[data-theme="poster"] .pip-card.is-open .pip-card__desc { color: #ffffff; }
:root[data-theme="poster"] .pip-note { background: transparent; color: #555555; padding-left: 0; padding-right: 0; }
:root[data-theme="poster"] .models__bar { border-radius: 0; background: #e3e3e3; }
:root[data-theme="poster"] .models__bar span { border-radius: 0; background: #0a0a0a; }
:root[data-theme="poster"] .debug-info { border-radius: 0; background: #f1f1f1; border: 1px solid #0a0a0a; }

/* ---------- quick settings: a list with rules ---------- */

:root[data-theme="poster"] .quick {
  background: transparent;
  border: 0;
  border-radius: 0;
  box-shadow: none;
  padding: 0;
  gap: 0;
}
:root[data-theme="poster"] .quick__heading { font-size: 0.875rem; font-weight: 600; color: #555555; }
:root[data-theme="poster"] .quick__toggle { font-weight: 600; min-height: 36px; }
:root[data-theme="poster"] .quick__body { gap: 0; border-bottom: 1px solid #0a0a0a; }
:root[data-theme="poster"] .quick .field {
  background: transparent;
  border: 0;
  border-top: 1px solid #0a0a0a;
  border-radius: 0;
  padding: 8px 0 10px;
  gap: 6px;
}
:root[data-theme="poster"] .quick .field__value { font-size: 1.3rem; font-weight: 800; font-stretch: var(--poster-mid); }
:root[data-theme="poster"] .quick input[type="range"],
:root[data-theme="poster"] .field input[type="range"] { accent-color: #0a0a0a; }
:root[data-theme="poster"] .quick .field .select { font-size: 1.05rem; font-weight: 800; }
:root[data-theme="poster"] .quick__more { color: #0a0a0a; font-weight: 600; text-underline-offset: 3px; min-height: 36px; }
:root[data-theme="poster"] .quick.in-drawer .quick__body { border-bottom: 0; }

/* Slider rows read as "label ........ value" over the slider, like the mockup (the value sits in the control row in the markup). */
:root[data-theme="poster"] .quick .field:has(input[type="range"]) { display: grid; grid-template-columns: auto minmax(0, 1fr) auto; align-items: baseline; column-gap: 12px; }
:root[data-theme="poster"] .quick .field:has(input[type="range"]) > .field__control { display: contents; }
:root[data-theme="poster"] .quick .field:has(input[type="range"]) > .field__label { grid-column: 1 / 3; grid-row: 1; }
:root[data-theme="poster"] .quick .field:has(input[type="range"]) .field__value { grid-column: 3; grid-row: 1; }
:root[data-theme="poster"] .quick .field:has(input[type="range"]) input[type="range"] { grid-column: 1 / -1; grid-row: 2; width: 100%; margin: 0; }
:root[data-theme="poster"] .quick .field:has(input[type="range"]) .icon-btn { grid-column: 1; grid-row: 2; margin: 0; align-self: center; }
:root[data-theme="poster"] .quick .field:has(input[type="range"]):has(.icon-btn) input[type="range"] { grid-column: 2 / -1; }

/* ---------- footer ---------- */

:root[data-theme="poster"] .footer { color: #555555; border-top: 1px solid #0a0a0a; padding-top: 8px; }

/* ---------- dialogs, drawer, tour: colours and type only ---------- */

:root[data-theme="poster"] .modal { border: 4px solid #0a0a0a; border-radius: 0; box-shadow: none; background: #ffffff; color: #0a0a0a; }
:root[data-theme="poster"] .modal::backdrop { background: rgba(10, 10, 10, 0.7); }
:root[data-theme="poster"] .modal__title,
:root[data-theme="poster"] .settings__heading,
:root[data-theme="poster"] .coach__title { font-weight: 850; font-stretch: var(--poster-mid); }
:root[data-theme="poster"] .modal__footer { border-top: 1px solid #0a0a0a; }
:root[data-theme="poster"] .field,
:root[data-theme="poster"] .recorder { border-radius: 0; background: #ffffff; border: 1px solid #0a0a0a; }
:root[data-theme="poster"] .sent,
:root[data-theme="poster"] .stats__item.is-focus { border-radius: 0; background: #f1f1f1; }
:root[data-theme="poster"] .stats__empty { border-radius: 0; background: #f1f1f1; color: #0a0a0a; }
:root[data-theme="poster"] .stats__big { font-weight: 900; font-stretch: var(--poster-narrow); }
:root[data-theme="poster"] .theme-swatch { border: 2px solid #0a0a0a; border-radius: 0; }
:root[data-theme="poster"] .coach__spot { border-radius: 0; box-shadow: 0 0 0 3px #ff4f00, 0 0 0 200vmax rgba(10, 10, 10, 0.72); }
:root[data-theme="poster"] .coach__bubble { border: 3px solid #0a0a0a; border-radius: 0; box-shadow: none; background: #ffffff; }
:root[data-theme="poster"] .coach__body { border-radius: 0; }
:root[data-theme="poster"] .coach__arrow { background: #ffffff; border-color: #0a0a0a; border-width: 0; }
:root[data-theme="poster"] .coach__bubble[data-side="bottom"] .coach__arrow { border-width: 3px 0 0 3px; }
:root[data-theme="poster"] .coach__bubble[data-side="top"] .coach__arrow { border-width: 0 3px 3px 0; }
:root[data-theme="poster"] .coach__bubble[data-side="right"] .coach__arrow { border-width: 0 0 3px 3px; }
:root[data-theme="poster"] .coach__bubble[data-side="left"] .coach__arrow { border-width: 3px 3px 0 0; }

/* ---------- Picture-in-Picture window: same layout, poster colours and type ---------- */

:root[data-theme="poster"] .pip-root .status { border-radius: 0; padding: 8px 10px; gap: 8px; align-items: center; border-bottom: 3px solid #0a0a0a; }
:root[data-theme="poster"] .pip-root .status__title { font-size: clamp(1.1rem, 6.4vw, 1.5rem); line-height: 1; }
:root[data-theme="poster"] .pip-root .status__title.is-asking { font-size: 1rem; }
:root[data-theme="poster"] .pip-root .status__text { align-items: center; }
:root[data-theme="poster"] .pip-root .status__live { align-self: center; }
:root[data-theme="poster"] .pip-root .stage { border-radius: 0; }

/* ---------- wide screens: poster layout ---------- */

@media (min-width: 1024px) {
  :root[data-theme="poster"] .app { max-width: 1280px; padding: 14px 40px; }
  :root[data-theme="poster"] .brand__logo { width: 44px; height: 44px; }
  :root[data-theme="poster"] .brand__title { font-size: 1.9rem; }
  :root[data-theme="poster"] .topbar { padding-bottom: 14px; }
  :root[data-theme="poster"] .main {
    grid-template-columns: repeat(12, minmax(0, 1fr));
    grid-template-rows: auto;
    column-gap: 24px;
    row-gap: 0;
    align-items: start;
    padding-top: 0;
  }
  :root[data-theme="poster"] .main > * { grid-column: 1 / -1; margin-bottom: 0; }

  /* The row is a grid of its own parts: status over 9 columns, the day's count over 3. */
  :root[data-theme="poster"] .main > .status-row { display: contents; }
  :root[data-theme="poster"] .main > .status-row > .status {
    grid-column: 1 / span 9;
    grid-row: 1;
    padding: 12px 20px 14px;
    border-bottom: 1px solid #0a0a0a;
    min-height: 0;
  }
  :root[data-theme="poster"] .main > .status-row > .stats-tile {
    grid-column: 10 / -1;
    grid-row: 1;
    padding: 12px 0 14px 20px;
    border-bottom: 1px solid #0a0a0a;
    align-self: stretch;
  }
  :root[data-theme="poster"] .status__title { font-size: clamp(2.4rem, 3.9vw, 3.6rem); }
  :root[data-theme="poster"] .status__hint { font-size: 1.3rem; margin-top: 12px; line-height: 1.3; }
  :root[data-theme="poster"] .ask { margin-top: 14px; }
  :root[data-theme="poster"] .ask__btn { min-height: 44px; padding: 0 20px; font-size: 1rem; }
  :root[data-theme="poster"] .ask__link { min-height: 44px; font-size: 1rem; }
  :root[data-theme="poster"] .ask__timer { left: 20px; right: 20px; bottom: 4px; }
  :root[data-theme="poster"] .stats-tile__label { font-size: 0.9rem; }
  :root[data-theme="poster"] .stats-tile__count { font-size: clamp(4rem, 8vw, 7rem); }

  :root[data-theme="poster"] .main > .message { grid-row: 2; padding-top: 12px; }
  :root[data-theme="poster"] .main > .models { grid-row: 3; margin: 12px 0 0; }
  :root[data-theme="poster"] .main > .stage,
  :root[data-theme="poster"] .main > .pip-placeholder { grid-column: 1 / span 8; grid-row: 4 / 6; margin-top: 16px; align-self: stretch; }
  :root[data-theme="poster"] .main > .actions { grid-column: 9 / -1; grid-row: 4; margin-top: 16px; }
  :root[data-theme="poster"] .actions__main { min-height: 60px; font-size: 1.7rem; }
  :root[data-theme="poster"] .main > .quick { grid-column: 9 / -1; grid-row: 5; margin-top: 6px; }
  :root[data-theme="poster"] .main::after { grid-column: 9 / -1; margin-top: 6px; }
  :root[data-theme="poster"] .main > .pip-section { grid-row: 6; margin-top: 12px; }
  :root[data-theme="poster"] .pip-card { flex-wrap: nowrap; gap: 24px; }
  :root[data-theme="poster"] .pip-card__text { flex-direction: row; align-items: center; gap: 24px; }
  :root[data-theme="poster"] .pip-card__title { white-space: nowrap; font-size: 1.4rem; }
  :root[data-theme="poster"] .pip-card__desc { flex: 1 1 auto; font-size: 1rem; }
  :root[data-theme="poster"] .main > .debug-info { grid-row: 7; margin: 12px 0 0; }
  :root[data-theme="poster"] .footer { margin-top: 8px; display: flex; justify-content: flex-start; align-items: center; gap: 4px 20px; font-size: 0.8rem; text-align: left; }
  :root[data-theme="poster"] .footer p { margin: 0 auto 0 0; }
  :root[data-theme="poster"] .footer .link-btn { padding: 4px 0; }
}

/* ---------- narrow screens: status strip, preview, Start, note, footer; no page scrolling (D34) ---------- */

@media (max-width: 1023.98px) {
  :root[data-theme="poster"] .app { padding-left: 0; padding-right: 0; gap: 0; }
  :root[data-theme="poster"] .topbar { padding: 0 8px 4px 16px; border-bottom-width: 3px; min-height: 48px; }
  :root[data-theme="poster"] .brand__logo { width: 36px; height: 36px; }
  :root[data-theme="poster"] .main { gap: 0; }
  :root[data-theme="poster"] .main > .status-row { gap: 0; grid-template-columns: minmax(0, 1fr) auto; align-items: stretch; }
  :root[data-theme="poster"] .main .status { padding: 12px 12px 12px 16px; min-height: 0; }
  :root[data-theme="poster"] .main .status__title { font-size: clamp(1.6rem, 8.2vw, 2.4rem); }
  :root[data-theme="poster"] .main .status__hint { margin-top: 6px; font-size: 0.95rem; font-weight: 600; line-height: 1.25; }
  :root[data-theme="poster"] .main .ask { margin-top: 6px; }
  :root[data-theme="poster"] .main .ask__btn { min-height: 32px; font-size: 0.9rem; }
  :root[data-theme="poster"] .main .ask__link { min-height: 32px; font-size: 0.9rem; }
  :root[data-theme="poster"] .main .ask__timer { left: 16px; right: 12px; bottom: 3px; }
  :root[data-theme="poster"] .stats-tile { min-width: 64px; padding: 12px 14px 12px 12px; justify-content: center; border-left-width: 2px; }
  :root[data-theme="poster"] .stats-tile__label { font-size: 0.8rem; }
  :root[data-theme="poster"] .stats-tile__count { font-size: 3.2rem; }
  :root[data-theme="poster"] .message { padding: 6px 16px 0; }
  :root[data-theme="poster"] .main > .stage,
  :root[data-theme="poster"] .main > .pip-placeholder { min-height: 120px; }
  :root[data-theme="poster"] .main > .actions { padding: 12px 16px 0; }
  :root[data-theme="poster"] .actions__main { min-height: 64px; font-size: 1.6rem; }
  :root[data-theme="poster"] .main > .pip-section { padding: 8px 16px 0; }
  :root[data-theme="poster"] .pip-card { min-height: 44px; padding: 8px 0 0; border-top-width: 3px; }
  :root[data-theme="poster"] .pip-card.is-open { padding: 8px 12px; }
  :root[data-theme="poster"] .pip-note { font-size: 0.82rem; padding: 0; }
  :root[data-theme="poster"] .models { padding: 6px 16px 0; }
  :root[data-theme="poster"] .footer { margin: 6px 16px 0; padding-top: 4px; justify-content: flex-start; gap: 4px 16px; }
  :root[data-theme="poster"] .main > .debug-info { margin: 0 16px; }
}