:root {
  --page-card: rgba(255, 255, 255, 0.06);
  --page-card-border: rgba(255, 255, 255, 0.12);
  --page-text: rgba(255, 255, 255, 0.92);
  --page-muted: rgba(255, 255, 255, 0.68);
  --page-accent: #6d5efc;
}

.page-shell {
  color: var(--page-text);
  padding: 28px 16px 64px;
  margin-top: 1rem;
}

.tools-section {
  margin-top: 0 !important;
}

.page-hero {
    position: relative;
    min-height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-image: url('/frontend/assets/image/pic_2.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    margin: 0 auto 26px;
    width: 90%;
    border-radius: 18px;
}

.page-hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(169deg, rgb(4 5 22 / 46%) 0%, rgb(4 5 22 / 63%) 100%);
  z-index: 1;
  border-radius: 18px;
}

.page-hero__inner {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 2;
    text-align: center;
    padding: 32px 22px;
    max-width: 1180px;
    margin: 0 auto;
}

.page-breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 14px;
}

.page-breadcrumb__link {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: none;
  transition: color 0.2s ease;
}

.page-breadcrumb__link:hover {
  color: rgba(255, 255, 255, 0.95);
}

.page-breadcrumb__sep {
  color: rgba(255, 255, 255, 0.4);
}

.page-breadcrumb__current {
  color: rgba(255, 255, 255, 0.95);
  font-weight: 500;
}

.page-hero__title {
  margin: 0;
  font-size: clamp(36px, 5vw, 56px);
  line-height: 1.1;
  font-weight: 700;
  color: #ffffff;
}

.tools-search-section {
  max-width: 1180px;
  margin: -24px auto 32px;
  padding: 0 16px;
}

.tools-search {
  display: grid;
  gap: 8px;
  max-width: 520px;
}

.tools-search__label {
  font-size: 13px;
  color: var(--page-muted);
}

.tools-search__input {
  width: 100%;
  padding: 12px 14px;
  border-radius: 14px;
  border: 1px solid var(--page-card-border);
  background: rgba(0, 0, 0, 0.25);
  color: var(--page-text);
  outline: none;
}

.tools-search__input::placeholder {
  color: rgba(255, 255, 255, 0.5);
}

.page-section {
  /* max-width: 1180px; */
  margin: 0 auto;
  padding-top: 18px;
}

.page-section__header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.page-section__title {
  margin: 0;
  font-size: 22px;
}

.page-section__desc {
  margin: 0;
  color: var(--page-muted);
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 14px;
}

.card {
  grid-column: span 12;
  border: 1px solid var(--page-card-border);
  background: var(--page-card);
  border-radius: 16px;
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.card__icon {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--page-card-border);
  background: rgba(0, 0, 0, 0.18);
  color: rgba(255, 255, 255, 0.86);
  overflow: hidden;
}

.card__icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.card__title {
  margin: 0;
  font-size: 18px;
}

.card__meta {
  margin: -6px 0 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 13px;
}

.card__desc {
  margin: 0;
  color: var(--page-muted);
  line-height: 1.55;
}

.card__tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.tag {
  font-size: 12px;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid var(--page-card-border);
  color: rgba(255, 255, 255, 0.82);
  background: rgba(0, 0, 0, 0.18);
}

.card__actions {
  display: flex;
  gap: 10px;
  margin-top: 6px;
}

.page-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--page-card-border);
  color: var(--page-text);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
  transition: transform 120ms ease, background 120ms ease, border-color 120ms ease;
  text-decoration: none;
}

.page-btn:hover {
  transform: translateY(-1px);
  background: rgba(255, 255, 255, 0.06);
}

.page-btn--primary {
  background: linear-gradient(135deg, var(--page-accent), #3aa0ff);
  border-color: rgba(255, 255, 255, 0.2);
}

.page-btn--ghost {
  background: rgba(0, 0, 0, 0.18);
}

.page-btn--sm {
  padding: 9px 12px;
  border-radius: 10px;
  font-size: 14px;
}

.page-btn[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

.page-empty {
  padding: 18px;
  border-radius: 16px;
  border: 1px solid var(--page-card-border);
  background: rgba(0, 0, 0, 0.18);
  color: var(--page-muted);
}

.page-empty__title {
  margin: 0 0 8px;
  color: var(--page-text);
}

.page-empty__desc {
  margin: 0;
}

.page-empty--hidden {
  display: none;
}

@media (min-width: 720px) {
  .page-shell {
    padding: 0 24px 72px;
  }

  .page-hero {
    min-height: 480px;
  }

  .page-hero__inner {
    padding: 48px 32px;
  }

  .tools-search-section {
    margin: -32px auto 40px;
    padding: 0 24px;
  }

  .card {
    grid-column: span 6;
  }
}

@media (min-width: 1024px) {
  .card {
    grid-column: span 4;
  }
}

@media (max-width: 1024px) {
  .page-hero {
    width: 100%;
  }

  .tools-grid {
    grid-template-columns: repeat(2, 1fr) !important;
  }

  .page-hero__title {
    font-size: 56px;
  }
}

@media (max-width: 768px) {
  .page-hero {
    min-height: 370px;
  }
}

@media (max-width: 480px) {
  .page-hero {
    min-height: 270px;
  }

  .tools-grid {
    grid-template-columns: repeat(1, 1fr) !important;
  }
}