:root {
  --u6r-navy: #071f4f;
  --u6r-green: #17785f;
  --u6r-coral: #cf4a44;
  --u6r-gold: #d9a441;
  --u6r-ink: #182235;
  --u6r-muted: #526176;
  --u6r-border: #d8e4e0;
  --u6r-soft: #f1f8f5;
  --u6r-shadow: 0 16px 38px rgba(7, 31, 79, 0.11);
}

* {
  box-sizing: border-box;
}

body.unit6-reading-page {
  overflow-x: hidden;
  background: #f4f7fb;
  color: var(--u6r-ink);
}

.u6r-hero {
  min-height: clamp(500px, 72vh, 700px);
  display: grid;
  align-items: end;
  width: 100%;
  padding: 5.5rem 1.25rem 2.2rem;
  color: #fff;
  background:
    linear-gradient(110deg, rgba(7, 31, 79, 0.98) 0%, rgba(7, 31, 79, 0.78) 43%, rgba(23, 120, 95, 0.18) 100%),
    url("../img/english-intermediate/unit-6/unit-6-reading-olivia-schedule-article-hero.webp") center / cover no-repeat;
}

.u6r-hero-content,
.u6r-shell {
  width: min(1180px, 100%);
  margin: 0 auto;
}

.u6r-hero .eyebrow {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 0.85rem;
  border-radius: 999px;
  padding: 0.45rem 0.8rem;
  background: rgba(255, 255, 255, 0.94);
  color: var(--u6r-navy);
  font-weight: 950;
  letter-spacing: 0;
  text-transform: uppercase;
}

.u6r-hero h1 {
  max-width: 820px;
  margin: 0 0 1rem;
  color: #fff;
  font-size: clamp(2.15rem, 5.7vw, 4.7rem);
  line-height: 1;
  letter-spacing: 0;
  text-shadow: 0 3px 22px rgba(0, 0, 0, 0.42);
}

.u6r-hero p:not(.eyebrow) {
  max-width: 720px;
  margin: 0;
  color: #f8fbff;
  font-size: clamp(1rem, 2vw, 1.18rem);
  line-height: 1.58;
}

.u6r-meta,
.u6r-actions,
.u6r-button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
}

.u6r-meta {
  margin: 1.2rem 0;
}

.u6r-meta span {
  border: 1px solid rgba(255, 255, 255, 0.34);
  border-radius: 999px;
  padding: 0.45rem 0.7rem;
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  font-weight: 850;
}

.u6r-shell {
  width: min(1180px, calc(100% - 2rem));
  padding: 2rem 0 4rem;
}

.u6r-panel {
  margin-bottom: 1.25rem;
  overflow: hidden;
  border: 1px solid var(--u6r-border);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--u6r-shadow);
}

.u6r-panel-head {
  padding: 1.2rem;
  border-bottom: 1px solid var(--u6r-border);
  background: linear-gradient(135deg, #fff, #eef8f5);
}

.u6r-panel-head h2 {
  margin: 0;
  color: var(--u6r-navy);
  font-size: clamp(1.45rem, 3vw, 2.1rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.u6r-panel-head p:not(.kicker) {
  max-width: 800px;
  margin: 0.45rem 0 0;
  color: var(--u6r-muted);
  line-height: 1.55;
}

.kicker {
  margin: 0 0 0.35rem;
  color: var(--u6r-coral);
  font-size: 0.77rem;
  font-weight: 950;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.u6r-panel-body {
  padding: clamp(1rem, 2.5vw, 1.55rem);
}

.article-card {
  max-width: 900px;
  margin: 0 auto;
  border: 1px solid rgba(7, 31, 79, 0.1);
  border-radius: 8px;
  padding: clamp(1.1rem, 3vw, 2rem);
  background: #fff;
}

.article-kicker {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.9rem;
  color: var(--u6r-muted);
  font-size: 0.85rem;
  font-weight: 850;
}

.article-kicker span {
  border-radius: 999px;
  padding: 0.3rem 0.55rem;
  background: #eef5ff;
  color: var(--u6r-navy);
}

.article-card h3 {
  margin: 0 0 0.45rem;
  color: var(--u6r-navy);
  font-size: clamp(1.8rem, 4vw, 3.1rem);
  line-height: 1.02;
  letter-spacing: 0;
}

.article-deck {
  margin: 0 0 1.2rem;
  border-left: 5px solid var(--u6r-gold);
  padding-left: 1rem;
  color: #2d3f59;
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  font-weight: 850;
  line-height: 1.55;
}

.article-card h4 {
  margin: 1.35rem 0 0.45rem;
  color: var(--u6r-green);
  font-size: 1.12rem;
}

.article-card p {
  margin: 0 0 1rem;
  color: #304158;
  font-size: 1.04rem;
  line-height: 1.82;
}

.pull-quote {
  margin: 1.2rem 0;
  border-radius: 8px;
  padding: 1rem;
  background: #eef8f7;
  color: var(--u6r-navy);
  font-size: 1.2rem;
  font-weight: 950;
  line-height: 1.45;
}

.quiz-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.q-card {
  border: 1px solid var(--u6r-border);
  border-radius: 8px;
  padding: 1rem;
  background: #fff;
  transition: border-color 150ms ease, background-color 150ms ease;
}

.q-card h3 {
  margin: 0 0 0.65rem;
  color: var(--u6r-navy);
  font-size: 1rem;
  line-height: 1.35;
}

.q-skill {
  display: inline-flex;
  width: fit-content;
  margin: 0 0 0.6rem;
  border-radius: 999px;
  padding: 0.28rem 0.5rem;
  background: #eef5ff;
  color: var(--u6r-navy);
  font-size: 0.75rem;
  font-weight: 900;
}

.q-card label {
  display: flex;
  gap: 0.5rem;
  align-items: flex-start;
  margin: 0.45rem 0;
  border: 1px solid rgba(7, 31, 79, 0.12);
  border-radius: 8px;
  padding: 0.6rem 0.65rem;
  color: #334155;
  font-weight: 750;
  cursor: pointer;
}

.q-card.is-correct {
  border-color: #86efac;
  background: #f0fdf4;
}

.q-card.is-review {
  border-color: #fecaca;
  background: #fff8f8;
}

.q-card.is-review h3::after {
  content: " - review";
  color: #b91c1c;
  font-size: 0.85rem;
}

.q-feedback {
  display: none;
  margin-top: 0.7rem;
  border-radius: 8px;
  padding: 0.65rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 850;
  line-height: 1.45;
}

.q-feedback.is-correct,
.q-feedback.is-review {
  display: block;
}

.q-feedback.is-correct {
  border: 1px solid #86efac;
  background: #dcfce7;
  color: #065f46;
}

.q-feedback.is-review {
  border: 1px solid #fecaca;
  background: #fff1f2;
  color: #7f1d1d;
}

.u6r-button,
.btn.u6r-anchor {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.72rem 1rem;
  font: inherit;
  font-weight: 950;
  line-height: 1.15;
  text-decoration: none;
  cursor: pointer;
}

.u6r-button.primary {
  background: var(--u6r-coral);
  color: #fff;
}

.u6r-button.navy {
  background: var(--u6r-navy);
  color: #fff;
}

.u6r-button.soft {
  border-color: var(--u6r-border);
  background: #eef5ff;
  color: var(--u6r-navy);
}

.u6r-button:disabled {
  cursor: not-allowed;
  opacity: 0.52;
}

.activity-feedback {
  min-height: 46px;
  margin-top: 0.75rem;
  border: 1px solid var(--u6r-border);
  border-radius: 8px;
  padding: 0.75rem 0.85rem;
  background: #f8fbfd;
  color: #38506b;
  font-weight: 850;
  line-height: 1.45;
}

.activity-feedback.success {
  border-color: #86efac;
  background: #ecfdf5;
  color: #065f46;
}

.activity-feedback.error {
  border-color: #fecaca;
  background: #fff1f2;
  color: #7f1d1d;
}

.activity-feedback:empty {
  display: none;
}

.delivery-panel {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 1rem;
  align-items: center;
  margin-top: 1rem;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  padding: 1rem;
  background: linear-gradient(145deg, #eff6ff, #fff8e8);
}

.delivery-panel h3 {
  margin: 0 0 0.35rem;
  color: var(--u6r-navy);
}

.delivery-panel p {
  margin: 0;
  color: #29445f;
  line-height: 1.55;
}

@media (max-width: 980px) {
  .quiz-grid,
  .delivery-panel {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 680px) {
  .unit6-reading-page .navbar {
    flex-direction: column;
    align-items: center;
    gap: 0.55rem;
    width: 100%;
    max-width: 100vw;
    padding: 8px 10px;
    overflow: hidden;
  }

  .unit6-reading-page .brand img {
    height: 38px;
  }

  .unit6-reading-page .nav-links {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    width: 100%;
    max-width: 100% !important;
    gap: 6px !important;
    padding: 2px 0;
    overflow-x: hidden !important;
  }

  .unit6-reading-page .nav-links li {
    min-width: 0 !important;
  }

  .unit6-reading-page .nav-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 34px;
    padding: 0 8px;
    font-size: 0.76rem;
    line-height: 1.15;
    text-align: center;
    white-space: normal !important;
  }

  .unit6-reading-page .global-course-switcher {
    position: static;
    display: flex;
    justify-content: center;
    width: 100%;
    max-width: 100%;
    margin: 0.35rem 0 0.2rem;
    padding: 0 12px;
  }

  .unit6-reading-page .global-course-switcher nav {
    right: auto;
    left: 50%;
    top: calc(100% + 0.5rem);
    bottom: auto;
    width: min(260px, calc(100vw - 24px));
    transform: translateX(-50%);
  }

  .unit6-reading-page .jaralingua-auth {
    display: none !important;
  }

  .u6r-hero {
    min-height: auto;
    padding: 5.25rem 1rem 1.35rem;
  }

  .u6r-shell {
    width: min(100% - 1rem, 1180px);
    padding-top: 1rem;
  }

  .u6r-panel-head,
  .u6r-panel-body {
    padding: 0.9rem;
  }

  .article-card {
    padding: 1rem;
  }

  .u6r-actions,
  .u6r-button-row {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
  }

  .u6r-actions .btn,
  .u6r-button {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}