/* ========================================================================== 
   Public learning-tools explainer
   The page is intentionally independent of JavaScript and uses the site's
   existing typography, icon and container foundations.
   ========================================================================== */

.ppl-tools-page {
  --tools-navy: #13294b;
  --tools-blue: #2457c5;
  --tools-orange: #ff8a3d;
  --tools-ink: #172033;
  --tools-muted: #5b6679;
  --tools-line: #dce3ee;
  --tools-soft: #f4f7fb;
  color: var(--tools-ink);
  background: #fff;
}

.ppl-tools-hero {
  padding: clamp(4.5rem, 9vw, 7.5rem) 0;
  overflow: hidden;
  background:
    radial-gradient(circle at 82% 20%, rgba(255, 138, 61, 0.2), transparent 26rem),
    linear-gradient(135deg, #0f2444 0%, #173868 58%, #255bc2 100%);
  color: #fff;
}

.ppl-tools-hero__grid,
.ppl-tools-audio,
.ppl-tools-loop {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  gap: clamp(2rem, 6vw, 5.5rem);
  align-items: center;
}

.ppl-tools-kicker {
  display: inline-block;
  margin-bottom: 0.9rem;
  color: var(--tools-orange);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.15em;
}

.ppl-tools-hero h1 {
  max-width: 760px;
  margin: 0;
  color: #fff;
  font-size: clamp(2.6rem, 6vw, 5.2rem);
  font-weight: 800;
  line-height: 0.98;
  letter-spacing: -0.045em;
}

.ppl-tools-hero__lead {
  max-width: 760px;
  margin: 1.5rem 0 0;
  color: rgba(255, 255, 255, 0.86);
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.75;
}

.ppl-tools-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.ppl-tools-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  min-height: 3.2rem;
  padding: 0.85rem 1.35rem;
  border: 1px solid transparent;
  border-radius: 0.8rem;
  font-weight: 800;
  text-decoration: none;
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.ppl-tools-button:hover {
  transform: translateY(-2px);
}

.ppl-tools-button--primary {
  background: var(--tools-orange);
  color: #172033;
  box-shadow: 0 0.8rem 2rem rgba(0, 0, 0, 0.16);
}

.ppl-tools-button--primary:hover {
  color: #172033;
  background: #ff9d5d;
}

.ppl-tools-button--secondary {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.ppl-tools-button--secondary:hover {
  color: #fff;
  background: rgba(255, 255, 255, 0.16);
}

.ppl-tools-hero__workflow {
  display: grid;
  gap: 0.85rem;
  padding: 1.25rem;
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 1.4rem;
  background: rgba(255, 255, 255, 0.09);
  box-shadow: 0 2rem 5rem rgba(0, 0, 0, 0.2);
  backdrop-filter: blur(12px);
}

.ppl-tools-hero__workflow span {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem;
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.08);
  color: rgba(255, 255, 255, 0.92);
  font-weight: 700;
}

.ppl-tools-hero__workflow b {
  display: grid;
  width: 2rem;
  height: 2rem;
  flex: 0 0 2rem;
  place-items: center;
  border-radius: 50%;
  background: var(--tools-orange);
  color: #172033;
}

.ppl-tools-section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.ppl-tools-section--tint {
  background: var(--tools-soft);
}

.ppl-tools-section h2,
.ppl-tools-cta h2 {
  margin: 0 0 1rem;
  color: var(--tools-navy);
  font-size: clamp(2rem, 4vw, 3.4rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.ppl-tools-section p {
  color: var(--tools-muted);
  line-height: 1.78;
}

.ppl-tools-section__lead {
  color: var(--tools-ink) !important;
  font-size: 1.18rem;
  font-weight: 600;
}

.ppl-tools-text-link,
.ppl-tools-card a {
  color: var(--tools-blue);
  font-weight: 800;
  text-decoration: none;
}

.ppl-tools-text-link:hover,
.ppl-tools-card a:hover {
  color: #173b8f;
  text-decoration: underline;
}

.ppl-tools-dialogue {
  position: relative;
  display: grid;
  gap: 1rem;
  padding: clamp(1.1rem, 3vw, 2rem);
  border: 1px solid var(--tools-line);
  border-radius: 1.4rem;
  background: #fff;
  box-shadow: 0 1.4rem 4rem rgba(21, 43, 79, 0.12);
}

.ppl-tools-dialogue__row {
  max-width: 90%;
  padding: 1rem;
  border-radius: 1rem;
}

.ppl-tools-dialogue__row span {
  display: block;
  margin-bottom: 0.35rem;
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ppl-tools-dialogue__row p {
  margin: 0;
  color: inherit;
  line-height: 1.55;
}

.ppl-tools-dialogue__row--teacher {
  background: #eaf1ff;
  color: #173b78;
}

.ppl-tools-dialogue__row--learner {
  justify-self: end;
  background: #fff0e6;
  color: #743819;
}

.ppl-tools-dialogue small {
  color: var(--tools-muted);
  line-height: 1.5;
}

.ppl-tools-heading {
  max-width: 760px;
  margin-bottom: 2.2rem;
}

.ppl-tools-heading p {
  margin: 0;
  font-size: 1.05rem;
}

.ppl-tools-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.ppl-tools-card {
  display: flex;
  min-height: 100%;
  flex-direction: column;
  padding: 1.5rem;
  border: 1px solid var(--tools-line);
  border-radius: 1.1rem;
  background: #fff;
  box-shadow: 0 0.65rem 1.8rem rgba(20, 45, 84, 0.06);
}

.ppl-tools-card > i {
  display: grid;
  width: 3rem;
  height: 3rem;
  margin-bottom: 1.1rem;
  place-items: center;
  border-radius: 0.8rem;
  background: #e9f0ff;
  color: var(--tools-blue);
  font-size: 1.2rem;
}

.ppl-tools-card:nth-child(3n + 2) > i {
  background: #fff0e6;
  color: #c45a19;
}

.ppl-tools-card h3 {
  margin: 0 0 0.7rem;
  color: var(--tools-navy);
  font-size: 1.18rem;
  font-weight: 800;
}

.ppl-tools-card p {
  margin: 0 0 1.2rem;
  flex: 1;
  line-height: 1.68;
}

.ppl-tools-loop {
  align-items: start;
}

.ppl-tools-loop ol {
  display: grid;
  gap: 0.75rem;
  margin: 0;
  padding-left: 1.4rem;
}

.ppl-tools-loop li {
  padding-left: 0.35rem;
  color: var(--tools-muted);
  line-height: 1.7;
}

.ppl-tools-loop b {
  color: var(--tools-navy);
}

.ppl-tools-section--faq {
  border-top: 1px solid var(--tools-line);
}

.ppl-tools-faq {
  max-width: 900px;
}

.ppl-tools-faq details {
  border-bottom: 1px solid var(--tools-line);
}

.ppl-tools-faq summary {
  cursor: pointer;
  padding: 1.25rem 2.5rem 1.25rem 0;
  color: var(--tools-navy);
  font-size: 1.05rem;
  font-weight: 800;
}

.ppl-tools-faq details p {
  max-width: 780px;
  margin: 0;
  padding: 0 0 1.25rem;
}

.ppl-tools-cta {
  padding: clamp(3.5rem, 7vw, 5.5rem) 0;
  text-align: center;
  background: #102440;
  color: #fff;
}

.ppl-tools-cta h2 {
  color: #fff;
}

.ppl-tools-cta p {
  max-width: 650px;
  margin: 0 auto;
  color: rgba(255, 255, 255, 0.74);
}

.ppl-tools-actions--center {
  justify-content: center;
}

/* Preserve contrast when the global theme switches to dark mode. */
html[data-theme="dark"] .ppl-tools-page,
html[data-theme="dark"] .ppl-tools-section {
  --tools-ink: #eef4ff;
  --tools-muted: #b9c5d8;
  --tools-line: #33445e;
  --tools-soft: #101a2a;
  background: #0c1421;
}

html[data-theme="dark"] .ppl-tools-card,
html[data-theme="dark"] .ppl-tools-dialogue {
  background: #17243a;
}

html[data-theme="dark"] .ppl-tools-section h2,
html[data-theme="dark"] .ppl-tools-card h3,
html[data-theme="dark"] .ppl-tools-loop b,
html[data-theme="dark"] .ppl-tools-faq summary {
  color: #f4f7ff;
}

@media (max-width: 900px) {
  .ppl-tools-hero__grid,
  .ppl-tools-audio,
  .ppl-tools-loop {
    grid-template-columns: 1fr;
  }

  .ppl-tools-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 580px) {
  .ppl-tools-grid {
    grid-template-columns: 1fr;
  }

  .ppl-tools-actions,
  .ppl-tools-button {
    width: 100%;
  }

  .ppl-tools-hero h1 {
    font-size: clamp(2.35rem, 13vw, 3.3rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ppl-tools-button {
    transition: none;
  }
}