/* =========================================================
   TRAINING TOOLKITS
   Phần mở rộng tối thiểu, kế thừa style.css + course-group.css
   ========================================================= */

.page-coursegroup .tt-page {
  --tt-navy: var(--brand-dark, #082d49);
  --tt-blue: var(--brand, #103d61);
  --tt-blue-soft: #174a73;
  --tt-gold: var(--gold, #d2a13c);
  --tt-gold-light: var(--gold-light, #efc861);
  --tt-ink: #0d2d4d;
  --tt-muted: #68798c;
  --tt-line: #d7e0e8;
  --tt-surface: #f5f7f9;
  --tt-cream: #f8edda;
  background: #f7f5f1;
  color: var(--tt-ink);
}

.page-coursegroup .tt-intro {
  position: relative;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, .99) 0%, rgba(255, 255, 255, .96) 54%, rgba(255, 255, 255, .82) 100%),
    url("../images/pictures_gallery/training-toolkits-interface-reference.png") center right / auto 100% no-repeat;
  border-bottom: 1px solid #e7e2d8;
}

.page-coursegroup .tt-intro::after {
  position: absolute;
  right: -110px;
  bottom: -150px;
  width: 390px;
  height: 390px;
  border: 1px solid rgba(210, 161, 60, .18);
  border-radius: 50%;
  content: "";
}

.page-coursegroup .tt-intro__inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(320px, .65fr);
  gap: 44px;
  align-items: center;
  padding-top: 34px;
  padding-bottom: 30px;
}

.page-coursegroup .tt-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
  align-items: center;
  margin: 0 0 18px;
  padding: 0;
  color: var(--tt-muted);
  font-size: 13px;
  list-style: none;
}

.page-coursegroup .tt-breadcrumb a {
  color: var(--tt-blue);
  text-decoration: none;
}

.page-coursegroup .tt-breadcrumb a:hover {
  color: var(--tt-gold);
}

.page-coursegroup .tt-eyebrow {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  margin: 0 0 7px;
  color: #8a5d19;
  font-size: 14px;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.page-coursegroup .tt-eyebrow::before {
  width: 5px;
  height: 44px;
  border-radius: 99px;
  background: var(--tt-gold);
  content: "";
}

.page-coursegroup .tt-intro h1 {
  margin: 0;
  color: var(--tt-navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(38px, 4vw, 60px);
  line-height: .98;
  letter-spacing: .02em;
  text-transform: uppercase;
}

.page-coursegroup .tt-intro__lead {
  max-width: 760px;
  margin: 14px 0 0;
  color: #304e6b;
  font-size: 18px;
  line-height: 1.65;
}

.page-coursegroup .tt-intro__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
}

.page-coursegroup .tt-stat {
  display: flex;
  min-height: 78px;
  flex-direction: column;
  justify-content: center;
  padding: 13px 12px;
  border: 1px solid rgba(210, 161, 60, .5);
  border-radius: 18px;
  background: rgba(248, 237, 218, .9);
  text-align: center;
}

.page-coursegroup .tt-stat strong {
  color: var(--tt-navy);
  font-size: 22px;
  line-height: 1;
}

.page-coursegroup .tt-stat span {
  margin-top: 6px;
  color: #825d26;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
}

.page-coursegroup .tt-journey {
  grid-column: 1 / -1;
  margin: -17px 0 0;
  color: var(--tt-muted);
  font-size: 13px;
  text-align: right;
}

.page-coursegroup .tt-catalog {
  padding: 30px 0 42px;
}

.page-coursegroup .tt-catalog__grid {
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}

.page-coursegroup .tt-sidebar {
  position: sticky;
  top: 112px;
  padding: 22px 18px 18px;
  border-radius: 14px;
  background: var(--tt-navy);
  box-shadow: 0 14px 30px rgba(4, 31, 55, .17);
  color: #fff;
}

.page-coursegroup .tt-sidebar__title {
  display: flex;
  gap: 12px;
  align-items: center;
  margin: 0 0 16px;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 23px;
  line-height: 1.15;
  text-transform: uppercase;
}

.page-coursegroup .tt-sidebar__title span {
  display: inline-grid;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  place-items: center;
  border-radius: 50%;
  background: var(--tt-gold);
  color: var(--tt-navy);
  font-family: Arial, sans-serif;
  font-size: 19px;
}

.page-coursegroup .tt-topic-list {
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.page-coursegroup .tt-topic-button {
  display: grid;
  width: 100%;
  grid-template-columns: 30px minmax(0, 1fr) auto;
  gap: 9px;
  align-items: center;
  min-height: 43px;
  padding: 9px 11px;
  border: 0;
  border-radius: 7px;
  background: #123f68;
  color: #fff;
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: transform .2s ease, background-color .2s ease, color .2s ease;
}

.page-coursegroup .tt-topic-button:hover {
  transform: translateX(3px);
  background: #1a507e;
}

.page-coursegroup .tt-topic-button.is-active {
  background: var(--tt-gold);
  color: var(--tt-navy);
}

.page-coursegroup .tt-topic-button__number {
  color: var(--tt-gold-light);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 16px;
  font-weight: 800;
}

.page-coursegroup .tt-topic-button.is-active .tt-topic-button__number {
  color: var(--tt-navy);
}

.page-coursegroup .tt-topic-button__label {
  font-size: 14px;
  font-weight: 750;
  line-height: 1.25;
}

.page-coursegroup .tt-topic-button__count {
  min-width: 28px;
  padding: 3px 5px;
  border-radius: 20px;
  background: rgba(255, 255, 255, .12);
  font-size: 11px;
  font-weight: 800;
  text-align: center;
}

.page-coursegroup .tt-sidebar__hint {
  margin: 15px 0 0;
  color: #b8cada;
  font-size: 11px;
  line-height: 1.45;
  text-align: center;
}

.page-coursegroup .tt-content {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.page-coursegroup .tt-panel {
  padding: 25px 30px;
  border: 1px solid var(--tt-line);
  border-radius: 13px;
  background: #fff;
  box-shadow: 0 10px 23px rgba(15, 45, 74, .09);
}

.page-coursegroup .tt-panel__head {
  display: flex;
  gap: 20px;
  align-items: end;
  justify-content: space-between;
  margin-bottom: 16px;
}

.page-coursegroup .tt-panel__overline {
  display: block;
  margin-bottom: 5px;
  color: #92651e;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: .06em;
  text-transform: uppercase;
}

.page-coursegroup .tt-panel h2 {
  margin: 0;
  color: var(--tt-navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(27px, 3vw, 37px);
  line-height: 1.1;
}

.page-coursegroup .tt-panel__description {
  margin: 6px 0 0;
  color: var(--tt-muted);
  font-size: 14px;
}

.page-coursegroup .tt-count-badge {
  flex: 0 0 auto;
  min-width: 130px;
  padding: 10px 16px;
  border-radius: 30px;
  background: var(--tt-cream);
  color: #8c6426;
  font-size: 12px;
  font-weight: 800;
  text-align: center;
  text-transform: uppercase;
}

.page-coursegroup .tt-search {
  position: relative;
  margin-bottom: 14px;
}

.page-coursegroup .tt-search input {
  width: 100%;
  height: 44px;
  padding: 0 42px 0 14px;
  border: 1px solid var(--tt-line);
  border-radius: 7px;
  background: var(--tt-surface);
  color: var(--tt-ink);
  font: inherit;
}

.page-coursegroup .tt-search input:focus {
  border-color: var(--tt-gold);
  box-shadow: 0 0 0 3px rgba(210, 161, 60, .18);
  outline: 0;
}

.page-coursegroup .tt-search::after {
  position: absolute;
  top: 50%;
  right: 15px;
  color: #7a8a9a;
  content: "⌕";
  font-size: 22px;
  transform: translateY(-53%);
}

.page-coursegroup .tt-course-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 9px 16px;
  max-height: 338px;
  padding-right: 5px;
  overflow-y: auto;
  scrollbar-color: #b9c6d0 transparent;
  scrollbar-width: thin;
}

.page-coursegroup .tt-course-button {
  display: grid;
  width: 100%;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 48px;
  padding: 9px 12px;
  border: 1px solid var(--tt-line);
  border-radius: 7px;
  background: var(--tt-surface);
  color: var(--tt-ink);
  font: inherit;
  text-align: left;
  cursor: pointer;
  transition: border-color .2s ease, background-color .2s ease, color .2s ease;
}

.page-coursegroup .tt-course-button::before {
  display: grid;
  width: 27px;
  height: 27px;
  place-items: center;
  border-radius: 50%;
  background: var(--tt-cream);
  color: #8c6426;
  content: "✓";
  font-size: 13px;
  font-weight: 900;
}

.page-coursegroup .tt-course-button::after {
  color: #936117;
  content: "›";
  font-size: 23px;
  line-height: 1;
}

.page-coursegroup .tt-course-button span {
  font-size: 14px;
  font-weight: 750;
  line-height: 1.3;
}

.page-coursegroup .tt-course-button:hover,
.page-coursegroup .tt-course-button.is-active {
  border-color: var(--tt-navy);
  background: var(--tt-navy);
  color: #fff;
}

.page-coursegroup .tt-course-button.is-active::before {
  background: var(--tt-gold);
  color: var(--tt-navy);
}

.page-coursegroup .tt-course-button.is-filtered {
  display: none;
}

.page-coursegroup .tt-empty {
  display: none;
  grid-column: 1 / -1;
  margin: 10px 0;
  color: var(--tt-muted);
  text-align: center;
}

.page-coursegroup .tt-empty.is-visible {
  display: block;
}

.page-coursegroup .tt-toolkit-summary {
  color: var(--tt-muted);
  font-size: 13px;
  white-space: nowrap;
}

.page-coursegroup .tt-toolkit-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 11px 16px;
}

.page-coursegroup .tt-toolkit-card {
  display: grid;
  grid-template-columns: 28px 38px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 82px;
  padding: 12px 14px;
  border: 1px solid var(--tt-line);
  border-radius: 8px;
  background: var(--tt-surface);
}

.page-coursegroup .tt-toolkit-card--universal {
  border-color: rgba(210, 161, 60, .7);
  background: #fff9ee;
}

.page-coursegroup .tt-toolkit-card__number {
  align-self: start;
  padding-top: 2px;
  color: #a67823;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 14px;
  font-weight: 800;
}

.page-coursegroup .tt-toolkit-card__icon {
  display: grid;
  width: 34px;
  height: 38px;
  place-items: center;
  border: 1px solid currentColor;
  border-radius: 4px;
  background: #edf4f9;
  color: var(--tt-blue);
  font-size: 12px;
  font-weight: 900;
}

.page-coursegroup .tt-toolkit-card__icon[data-type="XLSX"] {
  background: #eaf5ed;
  color: #267342;
}

.page-coursegroup .tt-toolkit-card__icon[data-type="FORM"] {
  background: #f6f0e4;
  color: #936117;
}

.page-coursegroup .tt-toolkit-card h3 {
  margin: 0;
  color: var(--tt-ink);
  font-size: 15px;
  line-height: 1.25;
}

.page-coursegroup .tt-toolkit-card p {
  margin: 3px 0 0;
  color: var(--tt-muted);
  font-size: 11px;
  line-height: 1.35;
}

.page-coursegroup .tt-method {
  display: inline-block;
  margin-top: 5px;
  color: #8a5d19;
  font-size: 10px;
  font-weight: 750;
  line-height: 1.3;
  text-decoration: none;
  display: none;
}

.page-coursegroup .tt-method:hover {
  color: var(--tt-navy);
  text-decoration: underline;
}

.page-coursegroup .tt-data-error {
  grid-column: 1 / -1;
  margin: 0;
  padding: 20px;
  border: 1px solid #e0b6b6;
  border-radius: 8px;
  background: #fff4f4;
  color: #7c2424;
}

.page-coursegroup .tt-file-type {
  min-width: 58px;
  padding: 6px 8px;
  border-radius: 20px;
  background: #f4e7ce;
  color: #91631c;
  font-size: 10px;
  font-weight: 900;
  text-align: center;
}

.page-coursegroup .tt-file-type[data-type="XLSX"] {
  background: #e4f1e8;
  color: #287142;
}

.page-coursegroup .tt-file-type[data-type="FORM"] {
  background: #e9eef4;
  color: #3d5870;
}

.page-coursegroup .tt-guide {
  padding: 44px 0;
  background: #fff;
}

.page-coursegroup .tt-section-heading {
  max-width: 720px;
  margin: 0 auto 26px;
  text-align: center;
}

.page-coursegroup .tt-section-heading h2 {
  margin: 0 0 9px;
  color: var(--tt-navy);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(28px, 3vw, 38px);
}

.page-coursegroup .tt-section-heading p {
  margin: 0;
  color: var(--tt-muted);
  line-height: 1.65;
}

.page-coursegroup .tt-guide__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.page-coursegroup .tt-step {
  position: relative;
  padding: 23px 20px;
  border: 1px solid var(--tt-line);
  border-radius: 10px;
  background: #fff;
}

.page-coursegroup .tt-step__number {
  display: grid;
  width: 42px;
  height: 42px;
  margin-bottom: 15px;
  place-items: center;
  border-radius: 50%;
  background: var(--tt-navy);
  color: var(--tt-gold-light);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 20px;
}

.page-coursegroup .tt-step h3 {
  margin: 0 0 7px;
  color: var(--tt-ink);
  font-size: 16px;
}

.page-coursegroup .tt-step p {
  margin: 0;
  color: var(--tt-muted);
  font-size: 13px;
  line-height: 1.55;
}

.page-coursegroup .tt-cta {
  padding: 32px 0 46px;
  background: #fff;
}

.page-coursegroup .tt-cta__inner {
  display: flex;
  gap: 30px;
  align-items: center;
  justify-content: space-between;
  padding: 28px 34px;
  border: 1px solid rgba(210, 161, 60, .38);
  border-radius: 14px;
  background:
    linear-gradient(115deg, rgba(8, 45, 73, .98), rgba(16, 61, 97, .93)),
    url("../images/pictures_gallery/training-toolkits-interface-reference.png") center / cover;
  color: #fff;
}

.page-coursegroup .tt-cta__inner h2 {
  margin: 0 0 6px;
  color: #fff;
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(25px, 3vw, 34px);
}

.page-coursegroup .tt-cta__inner p {
  max-width: 750px;
  margin: 0;
  color: #dbe8f1;
  line-height: 1.6;
}

.page-coursegroup .tt-cta__button {
  display: inline-flex;
  min-height: 46px;
  flex: 0 0 auto;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  border-radius: 5px;
  background: var(--tt-gold);
  color: var(--tt-navy);
  font-size: 13px;
  font-weight: 900;
  text-decoration: none;
  text-transform: uppercase;
}

.page-coursegroup .tt-cta__button:hover {
  background: var(--tt-gold-light);
}

.page-coursegroup .tt-topic-button:focus-visible,
.page-coursegroup .tt-course-button:focus-visible,
.page-coursegroup .tt-cta__button:focus-visible {
  outline: 3px solid var(--tt-gold-light);
  outline-offset: 3px;
}

@media (max-width: 1100px) {
  .page-coursegroup .tt-intro__inner {
    grid-template-columns: 1fr;
    gap: 22px;
  }

  .page-coursegroup .tt-journey {
    grid-column: auto;
    margin: 0;
    text-align: left;
  }

  .page-coursegroup .tt-catalog__grid {
    grid-template-columns: 280px minmax(0, 1fr);
  }

  .page-coursegroup .tt-course-grid,
  .page-coursegroup .tt-toolkit-grid {
    grid-template-columns: 1fr;
  }

  .page-coursegroup .tt-guide__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 820px) {
  .page-coursegroup .tt-intro__inner {
    padding-top: 25px;
  }

  .page-coursegroup .tt-catalog__grid {
    grid-template-columns: 1fr;
  }

  .page-coursegroup .tt-sidebar {
    position: static;
  }

  .page-coursegroup .tt-topic-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .page-coursegroup .tt-panel {
    padding: 22px 20px;
  }

  .page-coursegroup .tt-cta__inner {
    align-items: flex-start;
    flex-direction: column;
  }
}

@media (max-width: 560px) {
  .page-coursegroup .tt-intro__stats,
  .page-coursegroup .tt-topic-list,
  .page-coursegroup .tt-guide__grid {
    grid-template-columns: 1fr;
  }

  .page-coursegroup .tt-stat {
    min-height: 64px;
  }

  .page-coursegroup .tt-panel__head {
    align-items: flex-start;
    flex-direction: column;
  }

  .page-coursegroup .tt-count-badge {
    min-width: 0;
  }

  .page-coursegroup .tt-toolkit-summary {
    white-space: normal;
  }

  .page-coursegroup .tt-toolkit-card {
    grid-template-columns: 25px 35px minmax(0, 1fr);
  }

  .page-coursegroup .tt-file-type {
    grid-column: 3;
    justify-self: start;
  }
}

@media (prefers-reduced-motion: reduce) {
  .page-coursegroup .tt-topic-button,
  .page-coursegroup .tt-course-button {
    scroll-behavior: auto;
    transition: none;
  }
}