/* Summaverick exam-coach widget — matches Anchor paper, not a chat-product skin. */

.sv-coach-toggle {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 9200;
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 48px;
  padding: 8px 14px 8px 8px;
  border: 1px solid var(--rule-strong, rgba(35, 73, 96, 0.22));
  border-radius: 999px;
  background: var(--paper, #fbfdff);
  color: var(--an-ink, #162238);
  box-shadow: 0 8px 24px rgba(21, 40, 60, 0.12);
  cursor: pointer;
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 13px;
  font-weight: 600;
}

.sv-coach-toggle:hover {
  border-color: var(--an-navy, #17324d);
}

.sv-coach-toggle:focus-visible {
  outline: 2px solid var(--blue, #245f78);
  outline-offset: 3px;
}

.sv-coach-toggle__mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--an-navy, #17324d);
  color: #fff;
  display: grid;
  place-items: center;
  font-family: var(--serif, Georgia, serif);
  font-weight: 700;
}

.sv-coach-panel {
  position: fixed;
  right: 18px;
  bottom: 78px;
  z-index: 9201;
  width: min(400px, calc(100vw - 24px));
  max-height: min(72vh, 640px);
  display: flex;
  flex-direction: column;
  background: var(--paper, #fbfdff);
  color: var(--an-ink, #162238);
  border: 1px solid var(--paper-edge, #e7eff4);
  border-radius: 14px;
  box-shadow: 0 18px 48px rgba(21, 40, 60, 0.18);
}

.sv-coach-panel[hidden] {
  display: none !important;
}

.sv-coach-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 16px 10px;
  border-bottom: 1px solid var(--rule, rgba(35, 73, 96, 0.11));
}

.sv-coach-kicker {
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--an-maroon, #8b1e2d);
  margin-bottom: 2px;
}

.sv-coach-head h2 {
  font-size: 18px;
  font-weight: 650;
  letter-spacing: -0.02em;
}

.sv-coach-head__tools {
  display: flex;
  gap: 6px;
}

.sv-coach-icon {
  border: 1px solid var(--input-line, rgba(0, 0, 0, 0.14));
  background: var(--input-bg, #fff);
  color: inherit;
  border-radius: 999px;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.sv-coach-intro,
.sv-coach-status {
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 13px;
  line-height: 1.5;
  color: var(--gray, #6e6e73);
  padding: 0 16px;
}

.sv-coach-intro {
  margin: 10px 0 8px;
}

.sv-coach-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding: 0 16px 10px;
}

.sv-coach-chip {
  border: 1px solid var(--rule-strong, rgba(35, 73, 96, 0.22));
  background: var(--white, #fff);
  color: var(--an-navy, #17324d);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.sv-coach-chip:hover,
.sv-coach-chip:focus-visible {
  border-color: var(--an-navy, #17324d);
}

.sv-coach-quizbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin: 0 16px 8px;
  padding: 8px 10px;
  background: var(--mark, rgba(255, 214, 92, 0.32));
  border: 1px solid var(--mark-edge, rgba(181, 129, 0, 0.38));
  border-radius: 8px;
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 12px;
}

.sv-coach-quizbar[hidden] {
  display: none !important;
}

.sv-coach-quizbar button {
  border: 0;
  background: transparent;
  color: var(--an-maroon, #8b1e2d);
  font-weight: 700;
  cursor: pointer;
}

.sv-coach-log {
  flex: 1;
  min-height: 140px;
  overflow-y: auto;
  padding: 8px 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.sv-coach-msg {
  max-width: 92%;
  padding: 8px 11px;
  border-radius: 10px;
  font-size: 14px;
  line-height: 1.45;
}

.sv-coach-msg p {
  margin: 0 0 0.55em;
}

.sv-coach-msg p:last-child {
  margin-bottom: 0;
}

.sv-coach-msg--user {
  align-self: flex-end;
  background: var(--an-navy, #17324d);
  color: #fff;
}

.sv-coach-msg--assistant {
  align-self: flex-start;
  background: var(--panel-muted, #f2f2f4);
  border: 1px solid var(--rule, rgba(35, 73, 96, 0.11));
}

.sv-coach-msg--quiet {
  align-self: center;
  max-width: none;
  background: transparent;
  color: var(--gray, #6e6e73);
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 12px;
  padding: 0;
}

/* Live Perplexity citations under an answer. */
.sv-coach-sources {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--rule, rgba(35, 73, 96, 0.11));
  font-family: var(--sans, system-ui, sans-serif);
}

.sv-coach-sources__title {
  margin: 0 0 4px;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray, #6e6e73);
}

.sv-coach-sources ol {
  margin: 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 3px;
}

.sv-coach-sources a {
  display: flex;
  gap: 6px;
  align-items: baseline;
  color: var(--blue, #245f78);
  text-decoration: none;
  font-size: 12px;
  line-height: 1.35;
}

.sv-coach-sources a:hover {
  text-decoration: underline;
}

.sv-coach-src__n {
  flex: 0 0 auto;
  color: var(--gray, #6e6e73);
  font-variant-numeric: tabular-nums;
  font-weight: 700;
}

/* Perplexity related-question follow-ups. */
.sv-coach-related {
  align-self: flex-start;
  max-width: 100%;
}

.sv-coach-related__title {
  margin: 0 0 4px;
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray, #6e6e73);
}

.sv-coach-related .sv-coach-chip {
  margin: 0 4px 4px 0;
  text-align: left;
}

.sv-coach-form {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 8px;
  padding: 10px 16px 8px;
  border-top: 1px solid var(--rule, rgba(35, 73, 96, 0.11));
}

.sv-coach-form textarea {
  width: 100%;
  min-height: 44px;
  resize: vertical;
  border: 1px solid var(--input-line, rgba(0, 0, 0, 0.14));
  border-radius: 8px;
  padding: 8px 10px;
  background: var(--input-bg, #fff);
  font-family: var(--sans, system-ui, sans-serif);
}

.sv-coach-form button[type="submit"] {
  align-self: end;
  min-height: 40px;
  padding: 8px 14px;
  border: 0;
  border-radius: 8px;
  background: var(--an-navy, #17324d);
  color: #fff;
  font-weight: 650;
  cursor: pointer;
}

.sv-coach-form button[type="submit"]:disabled {
  opacity: 0.55;
  cursor: wait;
}

.sv-coach-status {
  min-height: 1.4em;
  padding-bottom: 12px;
}

@media (max-width: 640px) {
  .sv-coach-toggle__label {
    display: none;
  }

  .sv-coach-toggle {
    padding: 8px;
    right: 12px;
    bottom: 12px;
  }

  .sv-coach-panel {
    right: 8px;
    left: 8px;
    bottom: 68px;
    width: auto;
    max-height: 78vh;
  }
}

@media (prefers-reduced-motion: reduce) {
  .sv-coach-toggle,
  .sv-coach-panel,
  .sv-coach-chip {
    transition: none;
  }
}

:root[data-theme="dark"] .sv-coach-toggle__mark {
  background: var(--an-navy, #a9c7e4);
  color: #151a22;
}

:root[data-theme="dark"] .sv-coach-msg--user {
  background: var(--an-navy, #a9c7e4);
  color: #151a22;
}

/* ── Structured exam artefacts ─────────────────────────────────────────── */

/* Metadata header line above a chip reply. */
.sv-coach-metahead {
  margin: 0 0 6px;
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--an-maroon, #8b1e2d);
}

/* Mode toggle pressed state (Exam). */
.sv-coach-icon[aria-pressed="true"] {
  background: var(--an-navy, #17324d);
  color: #fff;
  border-color: var(--an-navy, #17324d);
}

/* Prelims / quiz MCQ. */
.sv-coach-mcq {
  margin-top: 8px;
  font-family: var(--sans, system-ui, sans-serif);
}

.sv-coach-mcq__stem {
  margin: 0 0 6px;
  font-size: 13.5px;
  font-weight: 600;
  line-height: 1.4;
}

.sv-coach-mcq__opts {
  display: grid;
  gap: 4px;
  margin-bottom: 8px;
}

.sv-coach-mcq__opt {
  display: flex;
  gap: 8px;
  align-items: baseline;
  padding: 6px 8px;
  border: 1px solid var(--rule, rgba(35, 73, 96, 0.14));
  border-radius: 8px;
  font-size: 13px;
  cursor: pointer;
}

.sv-coach-mcq__opt.is-correct {
  border-color: #1f7a4d;
  background: rgba(31, 122, 77, 0.12);
}

.sv-coach-mcq__opt.is-wrong {
  border-color: var(--an-maroon, #8b1e2d);
  background: rgba(139, 30, 45, 0.1);
}

.sv-coach-explain {
  margin-top: 6px;
  font-size: 12.5px;
  line-height: 1.5;
  color: var(--gray, #4a4a4f);
}

/* Mains POV skeleton. */
.sv-coach-pov { font-family: var(--sans, system-ui, sans-serif); }

.sv-coach-pov__head {
  display: flex;
  gap: 6px;
  margin: 0 0 6px;
}

.sv-coach-pov__gs,
.sv-coach-pov__dir {
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.sv-coach-pov__gs { background: var(--an-navy, #17324d); color: #fff; }
.sv-coach-pov__dir { background: var(--mark, rgba(255, 214, 92, 0.4)); color: var(--an-ink, #162238); }

.sv-coach-pov__q { margin: 0 0 6px; font-weight: 600; font-size: 14px; line-height: 1.4; }
.sv-coach-pov__demand { margin: 0 0 8px; font-size: 13px; }

.sv-coach-pov__label,
.sv-coach-answer__lbl,
.sv-coach-evalout__lbl {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gray, #6e6e73);
}

.sv-coach-pov__dims { margin: 4px 0 0; padding-left: 18px; font-size: 13px; line-height: 1.5; }

/* Model answer with IBC sections. */
.sv-coach-answer { font-size: 13.5px; line-height: 1.5; }
.sv-coach-answer__sec { margin-bottom: 8px; }
.sv-coach-answer__sec p { margin: 2px 0 0; }
.sv-coach-answer__lbl { display: block; margin-bottom: 2px; }

.sv-coach-wc {
  margin: 6px 0 0;
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 11px;
  font-weight: 600;
  color: var(--gray, #6e6e73);
}

mark.sv-va {
  background: var(--mark, rgba(255, 214, 92, 0.4));
  color: inherit;
  padding: 0 2px;
  border-radius: 3px;
}

/* Rubric badges. */
.sv-coach-rubric {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 6px;
  font-family: var(--sans, system-ui, sans-serif);
}

.sv-coach-rubric__b {
  padding: 3px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 600;
}

.sv-coach-rubric__b.is-ok { background: rgba(31, 122, 77, 0.14); color: #1f7a4d; }
.sv-coach-rubric__b.is-no { background: rgba(139, 30, 45, 0.12); color: var(--an-maroon, #8b1e2d); }

.sv-coach-rubric__btn { margin-top: 8px; }

/* Mains prompt + writing timer + evaluator. */
.sv-coach-mainsq { font-family: var(--sans, system-ui, sans-serif); }
.sv-coach-mainsq__q { margin: 0 0 6px; font-size: 14px; font-weight: 600; line-height: 1.4; }

.sv-coach-mainsq__meta {
  display: flex;
  justify-content: space-between;
  gap: 8px;
  margin: 0 0 8px;
  font-size: 12px;
  color: var(--gray, #6e6e73);
}

.sv-coach-timer {
  font-variant-numeric: tabular-nums;
  font-weight: 700;
  color: var(--an-maroon, #8b1e2d);
}

.sv-coach-timer.is-up { color: #fff; background: var(--an-maroon, #8b1e2d); padding: 0 6px; border-radius: 4px; }

.sv-coach-eval { margin-top: 8px; }

.sv-coach-eval__ta {
  width: 100%;
  border: 1px solid var(--input-line, rgba(0, 0, 0, 0.14));
  border-radius: 8px;
  padding: 8px 10px;
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 13px;
  resize: vertical;
  margin-bottom: 6px;
}

.sv-coach-evalout { font-family: var(--sans, system-ui, sans-serif); font-size: 13px; }
.sv-coach-evalout ul { margin: 4px 0 0; padding-left: 18px; line-height: 1.5; }

.sv-coach-quizmark {
  margin: 0 0 6px;
  font-family: var(--sans, system-ui, sans-serif);
  font-size: 12px;
  font-style: italic;
  color: var(--gray, #6e6e73);
}

.sv-coach-next { margin-top: 8px; }