/* Trang danh mục công cụ — cùng tông trang chủ */

.cat-page {
  background: #f8f7ff;
}

/* Tránh đống trắng mobile: site.css từng reserve 1320px cho #catTools */
@media (max-width: 900px) {
  .cat-page #catTools {
    min-height: 0;
  }
}

.cat-page main {
  background: #f8f7ff;
}

.cat-page .ot-crumb-wrap {
  background: transparent;
  border-bottom: none;
}

/* ─── Hero ─── */
.cat-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: 1.75rem 0 0;
  background:
    radial-gradient(ellipse 90% 70% at 12% -20%, rgba(124, 58, 237, 0.12), transparent 55%),
    radial-gradient(ellipse 55% 50% at 96% 8%, rgba(6, 182, 212, 0.08), transparent 50%),
    #f8f7ff;
  border-bottom: none;
}

.cat-hero .container {
  position: relative;
  z-index: 1;
}

.cat-hero-orbs {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: 0;
}

.cat-orb {
  position: absolute;
  border-radius: 50%;
  pointer-events: none;
  will-change: transform;
}

.cat-orb--a {
  width: 280px;
  height: 280px;
  left: -90px;
  top: -110px;
  background:
    radial-gradient(circle at 32% 28%,
      rgba(255, 255, 255, 0.8) 0%,
      rgba(233, 213, 255, 0.45) 16%,
      rgba(167, 139, 250, 0.22) 40%,
      transparent 72%);
  animation: catOrbA 20s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite;
}

.cat-orb--b {
  width: 200px;
  height: 200px;
  right: -50px;
  top: -20px;
  background:
    radial-gradient(circle at 38% 30%,
      rgba(255, 255, 255, 0.55) 0%,
      rgba(165, 243, 252, 0.32) 18%,
      rgba(34, 211, 238, 0.14) 44%,
      transparent 74%);
  animation: catOrbB 24s cubic-bezier(0.45, 0.05, 0.55, 0.95) infinite;
}

@keyframes catOrbA {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(28px, 16px, 0) scale(1.05); }
}

@keyframes catOrbB {
  0%, 100% { transform: translate3d(0, 0, 0) scale(1); }
  50% { transform: translate3d(-22px, 20px, 0) scale(1.06); }
}

.cat-hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
  padding: 0.32rem 0.8rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(124, 58, 237, 0.14);
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.07);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
}

.cat-hero h1 {
  margin: 0 0 0.65rem;
  font-size: clamp(1.7rem, 3.4vw, 2.35rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.cat-hero-lead {
  margin: 0;
  max-width: 58ch;
  font-size: 1.02rem;
  line-height: 1.65;
  color: var(--text-muted);
}

.cat-hero-count {
  margin: 0.85rem 0 0;
  font-size: 0.84rem;
  font-weight: 650;
  color: var(--text-muted);
}

.cat-hero-count strong {
  color: var(--primary);
  font-weight: 800;
}

/* ─── Chips ─── */
.cat-page .category-filter,
.cat-hero .category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1.25rem 0 0;
}

.cat-page .chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.48rem 0.95rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(124, 58, 237, 0.12);
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
  color: var(--text);
  font-size: 0.84rem;
  font-weight: 650;
  text-decoration: none;
  transition:
    transform 0.22s cubic-bezier(0.22, 1, 0.36, 1),
    border-color 0.22s ease,
    box-shadow 0.22s ease,
    color 0.22s ease;
}

.cat-page .chip:hover {
  transform: translateY(-2px);
  border-color: rgba(124, 58, 237, 0.32);
  color: var(--primary);
  box-shadow: 0 8px 18px rgba(124, 58, 237, 0.1);
}

.cat-page .chip.chip--active,
.cat-page .chip--active {
  background: linear-gradient(135deg, #7c3aed, #6366f1) !important;
  color: #fff !important;
  border-color: transparent !important;
  box-shadow: 0 8px 18px rgba(124, 58, 237, 0.28);
}

/* ─── Tool grid ─── */
.cat-tools-section {
  padding: 1.35rem 0 2.75rem;
  background: #f8f7ff;
}

.cat-page .cat-tools-section .tool-grid {
  gap: 0.9rem;
}

.cat-page .cat-tools-section .tool-card {
  background: #fff;
  border: 1px solid rgba(124, 58, 237, 0.1);
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.045);
  transition:
    transform 0.28s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.28s ease,
    border-color 0.28s ease;
}

.cat-page .cat-tools-section a.tool-card:hover {
  transform: translateY(-3px);
  border-color: rgba(124, 58, 237, 0.28);
  box-shadow: 0 14px 28px rgba(124, 58, 237, 0.1);
}

.cat-page .cat-tools-section .tool-card-icon {
  background: rgba(124, 58, 237, 0.08);
  border-color: rgba(124, 58, 237, 0.1);
}

/* ─── SEO blocks ─── */
.cat-seo {
  padding: 0.5rem 0 3.25rem;
  background: #f8f7ff;
  border-top: none;
}

.cat-seo-wrap {
  display: grid;
  gap: 1rem;
}

.cat-seo-block {
  padding: 1.3rem 1.4rem;
  background: #fff;
  border: 1px solid rgba(124, 58, 237, 0.1);
  border-radius: 16px;
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.045);
}

.cat-seo-block h2 {
  margin: 0 0 0.65rem;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.cat-seo-block p {
  margin: 0 0 0.5rem;
  color: var(--text-muted);
  line-height: 1.65;
  font-size: 0.92rem;
}

.cat-seo-block p:last-child {
  margin-bottom: 0;
}

@media (min-width: 768px) {
  .cat-seo-wrap {
    grid-template-columns: 1fr 1fr;
  }
}

/* ─── Hub (Tất cả công cụ) ─── */
.cat-hub .page-hero {
  padding: 2.25rem 0 1.5rem;
  background:
    radial-gradient(ellipse 90% 70% at 12% -20%, rgba(124, 58, 237, 0.12), transparent 55%),
    #f8f7ff;
  text-align: left;
}

.cat-hub .page-hero::after {
  display: none;
}

.cat-hub .page-hero p {
  margin: 0;
  max-width: 58ch;
}

.cat-hub .section-eyebrow {
  display: inline-flex;
  align-items: center;
  margin-bottom: 0.75rem;
  padding: 0.32rem 0.8rem;
  border-radius: 999px;
  background: #fff;
  border: 1px solid rgba(124, 58, 237, 0.14);
  box-shadow: 0 4px 14px rgba(124, 58, 237, 0.07);
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
}

.cat-hub .section {
  background: #f8f7ff;
  padding-top: 1.35rem;
}

.cat-hub .page-hero .category-filter {
  margin: 1.25rem 0 0;
}

.cat-hub .tool-category-head h2 {
  font-size: 1.05rem;
  font-weight: 800;
}

.cat-hub .tool-card {
  background: #fff;
  border: 1px solid rgba(124, 58, 237, 0.1);
  box-shadow: 0 6px 20px rgba(15, 23, 42, 0.045);
}

/* ─── Dark ─── */
[data-theme="dark"] .cat-page,
.cat-page[data-theme="dark"] {
  background: var(--bg);
}

[data-theme="dark"] .cat-page main,
[data-theme="dark"] .cat-hero,
[data-theme="dark"] .cat-tools-section,
[data-theme="dark"] .cat-seo,
[data-theme="dark"] .cat-hub .page-hero,
[data-theme="dark"] .cat-hub .section {
  background: var(--bg);
}

[data-theme="dark"] .cat-hero-eyebrow,
[data-theme="dark"] .cat-page .chip,
[data-theme="dark"] .cat-hub .section-eyebrow {
  background: var(--surface);
  border-color: var(--border);
  color: var(--text);
}

[data-theme="dark"] .cat-page .cat-tools-section .tool-card,
[data-theme="dark"] .cat-seo-block,
[data-theme="dark"] .cat-hub .tool-card {
  background: var(--surface);
  border-color: var(--border);
  box-shadow: var(--shadow);
}

[data-theme="dark"] .cat-orb--a {
  background:
    radial-gradient(circle at 32% 28%,
      rgba(255, 255, 255, 0.16) 0%,
      rgba(167, 139, 250, 0.28) 28%,
      transparent 72%);
}

[data-theme="dark"] .cat-orb--b {
  background:
    radial-gradient(circle at 38% 30%,
      rgba(255, 255, 255, 0.1) 0%,
      rgba(34, 211, 238, 0.16) 30%,
      transparent 74%);
}