:root {
  --thumbnail-ink: #172033;
  --thumbnail-muted: #64748b;
  --thumbnail-line: #dbe3ef;
  --thumbnail-soft: #f5f8fc;
  --thumbnail-blue: #1d63d8;
  --thumbnail-blue-dark: #174da3;
  --thumbnail-red: #e53935;
}

.thumbnail-page {
  box-sizing: border-box;
  color: var(--thumbnail-ink);
  margin: 0 auto;
  max-width: 1240px;
  padding: 32px 20px 64px;
}

.thumbnail-page *,
.thumbnail-page *::before,
.thumbnail-page *::after {
  box-sizing: border-box;
}

.thumbnail-layout {
  display: grid;
  gap: 28px;
  grid-template-columns: minmax(0, 1fr) 300px;
}

.thumbnail-main {
  margin: 0;
  min-width: 0;
  width: 100%;
}

.thumbnail-tool__hero {
  background: linear-gradient(135deg, #fff 0%, #f4f8ff 100%);
  border: 1px solid var(--thumbnail-line);
  border-radius: 22px;
  box-shadow: 0 18px 55px rgba(27, 49, 85, 0.08);
  padding: 34px;
}

.thumbnail-tool__eyebrow,
.thumbnail-section-heading__eyebrow,
.thumbnail-video-summary__label {
  color: var(--thumbnail-blue);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  margin: 0 0 8px;
  text-transform: uppercase;
}

.thumbnail-tool__hero h1 {
  font-size: clamp(2rem, 4vw, 3.15rem);
  font-weight: 850;
  letter-spacing: -0.04em;
  line-height: 1.08;
  margin: 0;
  overflow-wrap: anywhere;
}

.thumbnail-tool__lead {
  color: var(--thumbnail-muted);
  font-size: 1.04rem;
  line-height: 1.75;
  margin: 16px 0 24px;
  max-width: 760px;
}

.thumbnail-search {
  align-items: stretch;
  display: flex;
  gap: 10px;
}

.thumbnail-search__input {
  background: #fff;
  border: 2px solid #cdd8e8;
  border-radius: 12px;
  color: var(--thumbnail-ink);
  flex: 1;
  font-size: 1rem;
  min-height: 54px;
  min-width: 0;
  padding: 0 16px;
}

.thumbnail-search__input:focus {
  border-color: var(--thumbnail-blue);
  box-shadow: 0 0 0 4px rgba(29, 99, 216, 0.13);
  outline: 0;
}

.thumbnail-search__button,
.thumbnail-result-card__download {
  background: var(--thumbnail-blue);
  border: 0;
  border-radius: 12px;
  color: #fff;
  font-weight: 800;
}

.thumbnail-search__button {
  min-width: 122px;
  padding: 0 22px;
}

.thumbnail-search__button:hover,
.thumbnail-result-card__download:hover {
  background: var(--thumbnail-blue-dark);
  color: #fff;
}

.thumbnail-tool__formats {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.thumbnail-tool__formats span {
  background: #eaf1fc;
  border-radius: 999px;
  color: #31547f;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 10px;
}

.thumbnail-ad-slot {
  margin: 22px auto;
  min-height: 120px;
  overflow: hidden;
  text-align: center;
  width: 100%;
}

.thumbnail-ad-slot--sidebar {
  margin-top: 0;
  min-height: 250px;
}

.thumbnail-content,
.thumbnail-results,
.thumbnail-video-summary,
.thumbnail-alert {
  margin-top: 24px;
}

.thumbnail-content__section {
  border-bottom: 1px solid var(--thumbnail-line);
  padding: 28px 4px;
}

.thumbnail-content__section:last-child {
  border-bottom: 0;
}

.thumbnail-content__section h2,
.thumbnail-section-heading h2,
.thumbnail-recent h2,
.thumbnail-related h2 {
  font-weight: 820;
  letter-spacing: -0.025em;
}

.thumbnail-content__section p,
.thumbnail-content__section li {
  color: #46566c;
  line-height: 1.8;
}

.thumbnail-content__section code {
  overflow-wrap: anywhere;
}

.thumbnail-content__note {
  background: #eef5ff;
  border-left: 4px solid var(--thumbnail-blue);
  border-radius: 4px 12px 12px 4px;
  margin-top: 18px;
  padding: 14px 16px;
}

.thumbnail-steps {
  display: grid;
  gap: 20px;
  grid-template-columns: minmax(0, 1fr);
}

.thumbnail-step {
  background: #fff;
  border: 1px solid var(--thumbnail-line);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(31, 50, 81, 0.06);
  display: grid;
  gap: 14px 16px;
  grid-template-columns: auto minmax(0, 1fr);
  padding: 20px;
}

.thumbnail-step strong {
  align-items: center;
  background: var(--thumbnail-blue);
  border-radius: 999px;
  color: #fff;
  display: flex;
  font-size: 0.84rem;
  height: 34px;
  justify-content: center;
  min-width: 42px;
  padding: 0 10px;
}

.thumbnail-step p {
  align-self: center;
  font-size: 1rem;
  margin: 0;
}

.thumbnail-step__image,
.thumbnail-content__image {
  border: 1px solid var(--thumbnail-line);
  border-radius: 10px;
  display: block;
  height: auto;
  max-width: 100%;
}

.thumbnail-step__image {
  grid-column: 1 / -1;
  margin: 2px auto 0;
  width: 100%;
}

.thumbnail-content__image {
  margin: 18px auto;
}

.thumbnail-video-summary {
  align-items: center;
  background: #fff;
  border: 1px solid var(--thumbnail-line);
  border-radius: 16px;
  display: flex;
  gap: 16px;
  padding: 16px;
}

.thumbnail-video-summary__image {
  border-radius: 10px;
  height: 72px;
  object-fit: cover;
  width: 96px;
}

.thumbnail-video-summary__copy {
  min-width: 0;
}

.thumbnail-video-summary h2 {
  font-size: 1.08rem;
  margin: 0 0 6px;
  overflow-wrap: anywhere;
}

.thumbnail-video-summary code {
  color: var(--thumbnail-muted);
}

.thumbnail-section-heading {
  align-items: end;
  display: flex;
  gap: 20px;
  justify-content: space-between;
  margin-bottom: 16px;
}

.thumbnail-section-heading h2 {
  font-size: 1.55rem;
  margin: 0;
}

.thumbnail-section-heading > p {
  color: var(--thumbnail-muted);
  font-size: 0.88rem;
  line-height: 1.55;
  margin: 0;
  max-width: 340px;
}

.thumbnail-result-grid {
  display: grid;
  gap: 18px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.thumbnail-result-card {
  background: #fff;
  border: 1px solid var(--thumbnail-line);
  border-radius: 16px;
  box-shadow: 0 10px 30px rgba(31, 50, 81, 0.06);
  overflow: hidden;
}

.thumbnail-result-card__preview {
  align-items: center;
  aspect-ratio: 16 / 9;
  background: #e9eef5;
  display: flex;
  justify-content: center;
  overflow: hidden;
}

.thumbnail-result-card__preview img {
  height: 100%;
  object-fit: contain;
  width: 100%;
}

.thumbnail-result-card__body {
  padding: 16px;
}

.thumbnail-result-card__heading {
  align-items: center;
  display: flex;
  gap: 12px;
  justify-content: space-between;
}

.thumbnail-result-card__heading h3 {
  font-size: 1.02rem;
  margin: 0;
}

.thumbnail-result-card__size {
  background: #edf3fb;
  border-radius: 999px;
  color: #385777;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 5px 9px;
  white-space: nowrap;
}

.thumbnail-result-card__format {
  color: var(--thumbnail-muted);
  font-size: 0.78rem;
  margin: 8px 0 14px;
}

.thumbnail-result-card__download {
  min-height: 44px;
  width: 100%;
}

.thumbnail-alert {
  background: #fff3f2;
  border: 1px solid #ffc9c5;
  border-radius: 14px;
  color: #8d2722;
  padding: 18px;
}

.thumbnail-alert p {
  margin: 8px 0 0;
}

.thumbnail-sidebar {
  min-width: 0;
}

.thumbnail-recent,
.thumbnail-related {
  background: #fff;
  border: 1px solid var(--thumbnail-line);
  border-radius: 16px;
  margin-bottom: 18px;
  padding: 16px;
}

.thumbnail-recent__heading {
  align-items: center;
  display: flex;
  justify-content: space-between;
}

.thumbnail-recent h2,
.thumbnail-related h2 {
  font-size: 1rem;
  margin: 0;
}

.thumbnail-recent__clear {
  background: transparent;
  border: 0;
  color: var(--thumbnail-blue);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 4px;
}

.thumbnail-recent__privacy {
  color: var(--thumbnail-muted);
  font-size: 0.76rem;
  margin: 7px 0 12px;
}

.thumbnail-recent__item {
  align-items: center;
  border-top: 1px solid #edf1f6;
  color: var(--thumbnail-ink);
  display: grid;
  gap: 10px;
  grid-template-columns: 72px minmax(0, 1fr);
  padding: 10px 0;
  text-decoration: none;
}

.thumbnail-recent__item:hover {
  color: var(--thumbnail-blue);
}

.thumbnail-recent__item img {
  border-radius: 7px;
  height: 54px;
  object-fit: cover;
  width: 72px;
}

.thumbnail-recent__item span {
  display: -webkit-box;
  font-size: 0.83rem;
  font-weight: 700;
  line-height: 1.4;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
}

.thumbnail-related__link {
  align-items: center;
  color: var(--thumbnail-ink);
  display: flex;
  font-size: 0.87rem;
  font-weight: 700;
  gap: 10px;
  margin-top: 14px;
  text-decoration: none;
}

.thumbnail-related__icon {
  align-items: center;
  background: #feeceb;
  border-radius: 8px;
  color: var(--thumbnail-red);
  display: flex;
  font-size: 0.72rem;
  height: 34px;
  justify-content: center;
  width: 34px;
}

.thumbnail-results__empty {
  background: var(--thumbnail-soft);
  border-radius: 12px;
  color: var(--thumbnail-muted);
  margin-top: 20px;
  padding: 18px;
  text-align: center;
}

@media (max-width: 991.98px) {
  .thumbnail-layout {
    grid-template-columns: minmax(0, 1fr);
  }

  .thumbnail-sidebar {
    display: flex;
    flex-direction: column;
  }

  .thumbnail-ad-slot--sidebar {
    order: 2;
  }

  .thumbnail-recent,
  .thumbnail-related {
    order: 1;
  }
}

@media (max-width: 640px) {
  .thumbnail-page {
    padding: 16px 12px 44px;
  }

  .thumbnail-tool__hero {
    border-radius: 16px;
    padding: 22px 16px;
    width: 100%;
  }

  .thumbnail-search {
    flex-direction: column;
  }

  .thumbnail-search__button {
    min-height: 50px;
    width: 100%;
  }

  .thumbnail-steps,
  .thumbnail-result-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .thumbnail-section-heading {
    align-items: start;
    flex-direction: column;
    gap: 8px;
  }

  .thumbnail-video-summary {
    align-items: start;
  }

  .thumbnail-video-summary__image {
    height: 54px;
    width: 72px;
  }

  .thumbnail-ad-slot {
    min-height: 100px;
  }
}