:root {
  --c-primary: #025229;
  --c-primary-dark: #013D1E;
  --c-primary-light: #0B7C16;
  --c-accent: #D42333;
  --c-accent-dark: #B20312;
  --c-secondary: #0D81C9;
  --c-danger: #D42333;
  --c-bg: #FFFFFF;
  --c-bg-alt: #F4F4F4;
  --c-card: #FFFFFF;
  --c-border: #DDDDDD;
  --c-text: #1B1B1B;
  --c-text-muted: #4D4D4D;
  --c-text-inverse: #FFFFFF;
  --c-footer-bg: var(--c-primary-dark);


  /* Type */
  --font-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --fs-scale: 1;
  --fs-xs: calc(12px * var(--fs-scale));
  --fs-sm: calc(14px * var(--fs-scale));
  --fs-base: calc(16px * var(--fs-scale));
  --fs-md: calc(18px * var(--fs-scale));
  --fs-lg: calc(22px * var(--fs-scale));
  --fs-xl: calc(28px * var(--fs-scale));
  --fs-2xl: calc(36px * var(--fs-scale));

  /* Spacing scale */
  --sp-1: 4px;
  --sp-2: 8px;
  --sp-3: 12px;
  --sp-4: 16px;
  --sp-5: 24px;
  --sp-6: 32px;
  --sp-7: 48px;
  --sp-8: 64px;

  /* Misc */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-pill: 999px;
  --shadow-sm: 0 1px 3px rgba(43, 33, 24, 0.08);
  --shadow-md: 0 6px 20px rgba(43, 33, 24, 0.10);
  --shadow-lg: 0 12px 32px rgba(43, 33, 24, 0.14);
  --container-max: 1280px;
  --header-h: 64px;
}

.it-scope,
.it-scope *,
.it-scope *::before,
.it-scope *::after {
  box-sizing: border-box;
}

body {
  font-family: var(--font-base);
  font-size: var(--fs-base);
  line-height: 1.6;
  color: var(--c-text);
  background: var(--c-bg);
}

.it-scope a {
  color: inherit;
  text-decoration: none;
}

.it-scope ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.it-scope img {
  max-width: 100%;
  display: block;
  position: static !important;
  transform: none !important;
}

.it-scope button {
  font-family: inherit;
  cursor: pointer;
}

/* Thang tieu de mac dinh — co the bi ghi de boi bien --font-h1..h5 tu Admin > Giao dien */
.it-scope h1,
.it-scope h2,
.it-scope h3,
.it-scope h4,
.it-scope h5,
.it-scope h6 {
  line-height: 1.3;
  font-weight: 700;
  color: var(--c-text);
}

.it-scope h1 {
  font-family: var(--font-h1, var(--font-base)) !important;
  font-size: var(--font-h1-size, var(--fs-xl)) !important;
}

.it-scope h2 {
  font-family: var(--font-h2, var(--font-base)) !important;
  font-size: var(--font-h2-size, var(--fs-lg)) !important;
}

.it-scope h3 {
  font-family: var(--font-h3, var(--font-base)) !important;
  font-size: var(--font-h3-size, var(--fs-md)) !important;
}

.it-scope h4 {
  font-family: var(--font-h4, var(--font-base));
  font-size: var(--font-h4-size, var(--fs-base));
}

.it-scope h5 {
  font-family: var(--font-h5, var(--font-base));
  font-size: var(--font-h5-size, var(--fs-sm));
}

.it-scope p {
  line-height: 1.6;
}

.it-scope p,
.it-scope span,
.it-scope strong {
  font-family: var(--font-base) !important;
}

.it-container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--sp-1);
}

body {
  overflow-x: hidden;
}

.it-page {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--sp-0);
}

@media (min-width: 768px) {
  .it-page {
    padding: var(--sp-5) var(--sp-4);
  }
}

.it-visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  padding: 0;
  margin: -1px;
}

/* ---------------- Grid ---------------- */
.it-grid {
  display: grid;
  gap: var(--sp-4);
  grid-template-columns: repeat(2, 1fr);
  min-width: 0;
}

.it-grid>* {
  min-width: 0;
}

.it-price__now,
.it-price__old,
.it-product-card__code,
.it-product-card__name {
  min-width: 0;
  overflow-wrap: break-word;
}

@media (min-width: 640px) {
  .it-grid.it-grid-4 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .it-grid.it-grid-4 {
    grid-template-columns: repeat(4, 1fr);
  }

  .it-grid.it-grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 639px) {
  .it-grid.it-grid-3 {
    grid-template-columns: 1fr;
  }
}

.it-grid-cat {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

.it-grid-cat>* {
  flex: 0 0 calc((100% - (var(--cat-cols-mobile, 3) - 1) * var(--sp-4)) / var(--cat-cols-mobile, 3));
  max-width: calc((100% - (var(--cat-cols-mobile, 3) - 1) * var(--sp-4)) / var(--cat-cols-mobile, 3));
}

@media (min-width: 640px) {
  .it-grid-cat>* {
    flex-basis: calc((100% - 3 * var(--sp-4)) / 4);
    max-width: calc((100% - 3 * var(--sp-4)) / 4);
  }
}

@media (min-width: 1024px) {
  .it-grid-cat>* {
    flex-basis: calc((100% - (var(--cat-cols, 6) - 1) * var(--sp-4)) / var(--cat-cols, 6));
    max-width: calc((100% - (var(--cat-cols, 6) - 1) * var(--sp-4)) / var(--cat-cols, 6));
  }
}

.it-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-6);
}

.it-layout>* {
  min-width: 0;
}

@media (min-width: 992px) {
  .it-layout.has-sidebar {
    grid-template-columns: 1fr 300px;
    align-items: start;
  }
}

/* ---------------- Buttons ---------------- */
.it-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 10px 20px;
  border-radius: var(--radius-pill);
  border: none;
  font-size: var(--fs-sm);
  font-weight: 600;
  line-height: 1.2;
  transition: transform .15s ease, box-shadow .15s ease, background-color .15s ease;
}

.it-btn-primary {
  background: var(--c-accent);
  color: #fff;
}

.it-btn-primary:hover {
  background: var(--c-accent-dark);
  color: #fff;
}

.it-btn-outline {
  background: transparent;
  border: 1.5px solid var(--c-primary);
  color: var(--c-primary);
}

.it-btn-outline:hover {
  background: var(--c-primary);
  color: var(--c-text-inverse);
}

.it-btn-sm {
  padding: 6px 14px;
  font-size: var(--fs-xs);
}

.it-btn-block {
  width: 100%;
}

/* ---------------- Header ---------------- */
.it-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-card);
  border-bottom: 1px solid var(--c-border);
}

.it-header__top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  min-height: var(--header-h);
}

.it-header__logo {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-weight: 800;
  font-size: var(--fs-lg);
  color: var(--c-primary);
}

.it-header__logo img.it-hide-mobile {
  height: var(--logo-h-desktop, 40px) !important;
  width: auto !important;
  position: static !important;
  transform: none !important;
}

.it-header__logo img.it-hide-desktop {
  height: var(--logo-h-mobile, 36px) !important;
  width: auto !important;
  position: static !important;
  transform: none !important;
}

.it-header__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.it-icon-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--icon-btn-size, 40px);
  height: var(--icon-btn-size, 40px);
  border-radius: 50%;
  background: var(--c-bg-alt);
  color: var(--c-primary);
}

.it-icon-btn .it-badge-count {
  position: absolute;
  top: -4px;
  right: -4px;
  background: var(--c-danger);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  min-width: 18px;
  height: 18px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0 4px;
}

.it-header__search {
  flex: 1;
  max-width: 480px;
  display: none;
}

@media (min-width: 992px) {
  .it-header__search {
    display: block;
  }
}

/* Thanh tim kiem rieng cho mobile/tablet - an tren desktop vi da co o tim kiem trong header */
.it-mobile-search {
  padding: var(--sp-2) 0;
  border-top: 1px solid var(--c-border);
  background: var(--c-card);
}

.it-mobile-search .it-search-form {
  width: 100%;
}

@media (min-width: 992px) {
  .it-mobile-search {
    display: none;
  }
}

.it-search-form {
  display: flex;
  border: 1.5px solid var(--c-border);
  border-radius: var(--radius-pill);
  overflow: hidden;
}

.it-search-form input {
  flex: 1;
  border: none;
  padding: 10px 16px;
  font-size: var(--fs-sm);
  outline: none;
}

.it-search-form button {
  border: none;
  background: var(--c-primary);
  color: #fff;
  padding: 0 18px;
}

.it-header__hotline {
  display: none;
  align-items: center;
  gap: var(--sp-2);
  color: var(--c-primary);
  font-weight: 700;
  white-space: nowrap;
}

@media (min-width: 1200px) {
  .it-header__hotline {
    display: flex;
  }
}

.it-header__hotline small {
  display: block;
  font-weight: 400;
  color: var(--c-text-muted);
  font-size: var(--fs-xs);
}

.it-menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: var(--icon-btn-size, 40px);
  height: var(--icon-btn-size, 40px);
  border: none;
  background: var(--c-bg-alt);
  border-radius: var(--radius-sm);
}

@media (min-width: 992px) {
  .it-menu-toggle {
    display: none;
  }
}

/* Desktop nav */
.it-nav {
  border-top: 1px solid var(--c-border);
  display: none;
}

@media (min-width: 992px) {
  .it-nav {
    display: block;
  }
}

.it-nav__list {
  display: flex;
  align-items: center;
  justify-content: center;
}

.it-nav__item {
  position: relative;
}

.it-nav__link {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: var(--sp-3) var(--sp-4);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-text);
}

.it-nav__item:hover>.it-nav__link,
.it-nav__link.is-active {
  color: var(--c-primary);
}

.it-nav__link--docs {
  color: var(--c-accent-dark) !important;
}

.it-nav__link--docs i {
  color: var(--c-accent);
}

.it-nav__item.has-children:hover .it-nav__dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.it-nav__dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 220px;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  padding: var(--sp-2);
  opacity: 0;
  visibility: hidden;
  transform: translateY(6px);
  transition: all .15s ease;
  z-index: 50;
}

.it-nav__dropdown a {
  display: block;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
}

.it-nav__dropdown a:hover {
  background: var(--c-bg-alt);
  color: var(--c-primary);
}

.it-nav__dropdown--products {
  left: 50%;
  transform: translate(-50%, 6px);
  display: flex;
  padding: 0;
  width: max-content;
  max-width: min(90vw, 640px);
}

.it-nav__item.has-children:hover .it-nav__dropdown--products {
  transform: translate(-50%, 0);
}

.it-nav__dd-catlist {
  display: flex;
  flex-direction: column;
  min-width: 220px;
  max-height: 60vh;
  overflow-y: auto;
  padding: var(--sp-2);
  border-right: 1px solid var(--c-border);
}

.it-nav__dd-cat {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
  padding: 8px 12px !important;
  border-radius: var(--radius-sm);
  font-weight: 600;
}

.it-nav__dd-cat:hover,
.it-nav__dd-cat.is-active {
  background: var(--c-bg-alt);
  color: var(--c-primary);
}

.it-nav__dd-subpanel {
  min-width: 220px;
  padding: var(--sp-2);
  max-height: 60vh;
  overflow-y: auto;
}

.it-nav__dd-sublist {
  display: none;
  flex-direction: column;
}

.it-nav__dd-sublist.is-active {
  display: flex;
}

.it-nav__dd-sublist a {
  padding: 8px 12px !important;
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
}

.it-nav__dd-sublist a:hover {
  background: var(--c-bg-alt);
  color: var(--c-primary);
}

.it-drawer-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(43, 33, 24, .45);
  opacity: 0;
  visibility: hidden;
  transition: opacity .2s ease;
  z-index: 199;
}

.it-drawer-backdrop.is-open {
  opacity: 1;
  visibility: visible;
}

.it-drawer {
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
  width: 84%;
  max-width: 340px;
  background: var(--c-card);
  z-index: 200;
  transform: translateX(-100%);
  transition: transform .25s ease;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
}

.it-drawer.is-open {
  transform: translateX(0);
}

.it-drawer__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-4);
  border-bottom: 1px solid var(--c-border);
}

.it-drawer__close {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: none;
  background: var(--c-bg-alt);
}

.it-drawer__list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px var(--sp-4);
  border-bottom: 1px solid var(--c-border);
  font-weight: 600;
  font-size: var(--fs-sm);
}

.it-drawer__sub {
  display: none;
  background: var(--c-bg-alt);
}

.it-drawer__sub.is-open {
  display: block;
}

.it-drawer__sub a {
  padding-left: var(--sp-6);
  font-weight: 400;
}

@media (min-width: 992px) {

  .it-drawer,
  .it-drawer-backdrop {
    display: none;
  }
}

.it-breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
  margin: var(--sp-4) 0;
}

.it-breadcrumb a {
  color: var(--c-text-muted);
}

.it-breadcrumb a:hover {
  color: var(--c-primary);
}

.it-breadcrumb .sep {
  opacity: .5;
}

.it-breadcrumb .current {
  color: var(--c-text);
  font-weight: 600;
}

.it-section-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: var(--sp-4);
}

.it-section-head h2 {
  margin: 0;
}

.it-section-head a {
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--c-primary);
  white-space: nowrap;
}

.it-cate-panel {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-4);
  margin-bottom: var(--sp-5);
}

@media (min-width: 768px) {
  .it-cate-panel {
    padding: var(--sp-5);
    margin-bottom: var(--sp-7);
  }
}

/* Tieu de khoi san pham dang "ruy bang" (nhan mau accent goc vat cheo + link danh muc con/xem tat ca nam cung hang ben phai) */
.it-cate-ribbon {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--sp-3);
  margin: calc(-1 * var(--sp-4)) calc(-1 * var(--sp-4)) var(--sp-4);
}

@media (min-width: 768px) {
  .it-cate-ribbon {
    margin: calc(-1 * var(--sp-5)) calc(-1 * var(--sp-5)) var(--sp-4);
  }
}

.it-cate-ribbon__tag {
  position: relative;
  display: inline-block;
  background: var(--c-footer-bg);
  color: #fff;
  font-weight: 800;
  text-transform: uppercase;
  padding: 12px 28px 12px var(--sp-4);
  font-size: var(--fs-sm);
  letter-spacing: .02em;
  clip-path: polygon(0 0, 100% 0, calc(100% - 16px) 100%, 0 100%);
  border-radius: var(--radius-lg) 0 0 0;
}

.it-cate-ribbon__links {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
  padding: 0 var(--sp-4);
}

@media (min-width: 768px) {
  .it-cate-ribbon__links {
    padding: 0 var(--sp-5);
  }
}

.it-cate-ribbon__links a {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  font-weight: 600;
  white-space: nowrap;
}

.it-cate-ribbon__links a:hover {
  color: var(--c-primary);
  text-decoration: underline;
}

.it-cat-card {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  overflow: hidden;
  border-radius: var(--radius-md);
  text-align: center;
  transition: box-shadow .15s ease, transform .15s ease;
}

.it-cat-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}

.it-cat-card__img {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  background: #fff;
  overflow: hidden;
}

.it-cat-card img {
  width: 100% !important;
  height: 100% !important;
  object-fit: contain !important;
  position: static !important;
  transform: none !important;
}

.it-cat-card__name {
  display: block;
  padding: var(--sp-2) var(--sp-2);
  font-size: var(--fs-xs) !important;
  font-weight: 700;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.it-product-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: box-shadow .15s ease, transform .15s ease;
}

.it-product-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.it-product-card__img {
  position: relative;
  aspect-ratio: 1 / 1;
  background: #fff;
  overflow: hidden;
}

.it-product-card__img img {
  width: 100% !important;
  height: 100% !important;
  object-fit: contain !important;
  transition: transform .3s ease;
  position: static !important;
  transform: none !important;
}

.it-product-card:hover .it-product-card__img img {
  transform: scale(1.05) !important;
}

.it-badge {
  position: absolute;
  top: 10px;
  left: 10px;
  background: var(--c-danger);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
}

.it-badge.is-new {
  background: var(--c-secondary);
  left: auto;
  right: 10px;
}

.it-product-card__body {
  padding: var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.it-product-card__name {
  font-size: var(--fs-base);
  font-weight: 600;
  line-height: 1.4;
  min-height: 2.8em;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.it-product-card__code {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
}

.it-price {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 4px 8px;
  margin-top: auto;
}

.it-price__now {
  color: var(--c-accent-dark);
  font-weight: 800;
  font-size: var(--fs-md);
}

.it-price__old {
  color: var(--c-text-muted);
  text-decoration: line-through;
  font-size: var(--fs-xs);
}

.it-real-photos {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
  max-width: 100%;
  margin: var(--sp-3) auto 0;
}

.it-real-photos figure {
  margin: 0;
}

.it-real-photos img {
  width: 100% !important;
  height: auto !important;
  border-radius: var(--radius-md);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-sm);
  position: static !important;
  transform: none !important;
}

.it-real-photos figcaption {
  text-align: center;
  margin-top: var(--sp-2);
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
}

.it-article-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.it-article-card__img {
  aspect-ratio: 1328 / 720;
  overflow: hidden;
  background: var(--c-bg-alt);
}

.it-article-card__img img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  position: static !important;
  transform: none !important;
}

.it-article-card__body {
  padding: var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.it-article-card__cat {
  font-size: 11px;
  font-weight: 700;
  color: var(--c-secondary);
  text-transform: uppercase;
  letter-spacing: .03em;
}

.it-article-card__title {
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.it-article-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.it-article-card__meta {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
  margin-top: auto;
}

.it-doc-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  transition: box-shadow .15s ease, transform .15s ease;
}

.it-doc-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.it-doc-card__img {
  aspect-ratio: 1200/630;
  overflow: hidden;
  background: var(--c-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}

.it-doc-card__img img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  position: static !important;
  transform: none !important;
}

.it-doc-card__img i {
  font-size: 48px;
  color: var(--c-primary-light);
}

.it-doc-card__body {
  padding: var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.it-doc-card__cat {
  font-size: 11px;
  font-weight: 700;
  color: var(--c-secondary);
  text-transform: uppercase;
  letter-spacing: .03em;
}

.it-doc-card__title {
  font-size: var(--fs-base);
  font-weight: 700;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.it-doc-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  line-height: 1.5;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.it-doc-card__meta {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
  margin-top: auto;
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.it-doc-card__dl {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.it-doc-row {
  display: flex;
  gap: var(--sp-3);
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--c-border);
}

.it-doc-row:last-child {
  border-bottom: none;
}

.it-doc-row__thumb {
  flex: 0 0 128px;
  width: 128px;
  aspect-ratio: 1200/630;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--c-bg-alt);
  display: flex;
  align-items: center;
  justify-content: center;
}

.it-doc-row__thumb img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  position: static !important;
  transform: none !important;
}

.it-doc-row__thumb i {
  font-size: 30px;
  color: var(--c-primary-light);
}

.it-doc-row__body {
  flex: 1;
  min-width: 0;
}

.it-doc-row__title {
  font-size: var(--fs-base);
  font-weight: 700;
  margin: 0 0 4px;
}

.it-doc-row__desc {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0 0 4px;
}

.it-doc-row__meta {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
}

.it-hero {
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
}

.it-hero img {
  width: 100% !important;
  height: auto !important;
  aspect-ratio: 1600 / 520;
  object-fit: cover;
  display: block !important;
  position: static !important;
  transform: none !important;
}

.it-hero-dots {
  position: absolute;
  bottom: var(--sp-3);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 10px;
}

.it-hero-dots button {
  position: relative;
  width: 24px;
  height: 24px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
}

.it-hero-dots button::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .55);
  transition: width .2s, background .2s;
}

.it-hero-dots button.is-active::before {
  background: #fff;
  width: 20px;
  border-radius: 999px;
}

.it-side-box {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  margin-bottom: var(--sp-4);
}

.it-side-box h3 {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: .03em;
  color: var(--c-primary);
  margin: 0 0 var(--sp-3);
}

.it-side-list a {
  display: flex;
  gap: var(--sp-2);
  padding: var(--sp-2) 0;
  border-bottom: 1px dashed var(--c-border);
  font-size: var(--fs-sm);
}

.it-side-list li:last-child a {
  border-bottom: none;
}

.it-side-list img {
  width: 56px !important;
  height: 56px !important;
  object-fit: cover;
  border-radius: var(--radius-sm);
  flex-shrink: 0;
  position: static !important;
  transform: none !important;
}

.it-support__head {
  background: var(--c-primary);
  color: #fff;
  font-weight: 800;
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: .04em;
  padding: 10px 16px;
  text-align: center;
}

.it-support__list {
  padding: var(--sp-3) var(--sp-4);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.it-support__person {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.it-support__person+.it-support__person {
  padding-top: var(--sp-3);
  border-top: 1px dashed var(--c-border);
}

.it-support__avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--c-bg-alt);
}

.it-support__avatar--placeholder {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--c-bg-alt);
  color: var(--c-text-muted);
  font-size: 18px;
}

.it-support__role {
  font-size: 10px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--c-accent-dark);
  margin-bottom: 2px;
}

.it-support__name {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--c-text);
}

.it-support__phone {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--c-primary);
  margin-top: 2px;
}

.it-support__phone:hover {
  text-decoration: underline;
}

.it-filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  align-items: center;
  padding: var(--sp-3) 0;
  border-bottom: 1px solid var(--c-border);
  margin-bottom: var(--sp-4);
}

.it-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  border-radius: var(--radius-pill);
  border: 1px solid var(--c-border);
  font-size: var(--fs-xs);
  font-weight: 600;
  background: var(--c-card);
}

.it-chip.is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}

.it-pagination {
  display: flex;
  justify-content: center;
  gap: 6px;
  margin: var(--sp-6) 0;
}

.it-pagination a,
.it-pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--c-border);
  font-size: var(--fs-sm) !important;
  font-weight: 600;
}

.it-pagination li {
  list-style: none;
  margin: 0;
}

.it-pagination .active,
.it-pagination .is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}

.contact-footer {
  display: flex !important;
  position: fixed;
  right: 16px;
  bottom: 90px;
  left: auto;
  top: auto;
  width: auto;
  flex-direction: column;
  gap: 12px;
  z-index: 200;
  margin: 0;
  padding: 0;
  border: none;
  background: none;
  text-align: center;
}

.zalo-float-btn,
.call-float-btn {
  width: 56px;
  height: 56px;
  min-width: 56px;
  max-width: 56px;
  min-height: 56px;
  max-height: 56px;
  aspect-ratio: 1/1;
  flex: 0 0 56px;
  box-sizing: border-box;
  border-radius: 50%;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  text-decoration: none;
  font-weight: bold;
  color: #ffffff;
  position: relative;
  overflow: hidden;
  white-space: nowrap;
  line-height: 1;
  padding: 0;
}

.zalo-float-btn {
  background: #0068ff;
  border: 3px solid #dd0000;
  font-size: 13px;
  letter-spacing: .5px;
  -webkit-animation: pulse-zalo 1.5s infinite;
  animation: pulse-zalo 1.5s infinite;
}

.call-float-btn {
  background: #28a745;
  border: none;
  font-size: 22px;
  -webkit-animation: pulse-call 1.5s infinite;
  animation: pulse-call 1.5s infinite;
}

.zalo-float-btn:focus,
.zalo-float-btn:hover,
.call-float-btn:focus,
.call-float-btn:hover {
  color: #ffffff;
  text-decoration: none;
}

.call-float-btn i {
  font-size: 22px;
}

@-webkit-keyframes pulse-zalo {
  0% {
    -webkit-box-shadow: 0 0 0 0 rgba(0, 104, 255, .6);
    box-shadow: 0 0 0 0 rgba(0, 104, 255, .6);
  }

  70% {
    -webkit-box-shadow: 0 0 0 12px rgba(0, 104, 255, 0);
    box-shadow: 0 0 0 12px rgba(0, 104, 255, 0);
  }

  100% {
    -webkit-box-shadow: 0 0 0 0 rgba(0, 104, 255, 0);
    box-shadow: 0 0 0 0 rgba(0, 104, 255, 0);
  }
}

@keyframes pulse-zalo {
  0% {
    box-shadow: 0 0 0 0 rgba(0, 104, 255, .6);
  }

  70% {
    box-shadow: 0 0 0 12px rgba(0, 104, 255, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(0, 104, 255, 0);
  }
}

@-webkit-keyframes pulse-call {
  0% {
    -webkit-box-shadow: 0 0 0 0 rgba(40, 167, 69, .6);
    box-shadow: 0 0 0 0 rgba(40, 167, 69, .6);
  }

  70% {
    -webkit-box-shadow: 0 0 0 12px rgba(40, 167, 69, 0);
    box-shadow: 0 0 0 12px rgba(40, 167, 69, 0);
  }

  100% {
    -webkit-box-shadow: 0 0 0 0 rgba(40, 167, 69, 0);
    box-shadow: 0 0 0 0 rgba(40, 167, 69, 0);
  }
}

@keyframes pulse-call {
  0% {
    box-shadow: 0 0 0 0 rgba(40, 167, 69, .6);
  }

  70% {
    box-shadow: 0 0 0 12px rgba(40, 167, 69, 0);
  }

  100% {
    box-shadow: 0 0 0 0 rgba(40, 167, 69, 0);
  }
}

@media (min-width: 1024px) {
  .contact-footer {
    display: none !important;
  }
}

.it-footer {
  background: var(--c-footer-bg);
  color: var(--c-text-inverse);
  margin-top: var(--sp-6);
}

.it-footer__top {
  padding: var(--sp-4) 0;
  display: grid;
  gap: var(--sp-5);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .it-footer__top {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1100px) {
  .it-footer__top {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }
}

.it-footer h4 {
  font-size: var(--fs-sm);
  text-transform: uppercase;
  letter-spacing: .04em;
  margin: 0 0 var(--sp-3);
  padding-bottom: var(--sp-2);
  color: #fff;
  border-bottom: 1px solid rgba(255, 255, 255, .5);
}

.it-footer p,
.it-footer a,
.it-footer li,
.it-footer span {
  color: #fff !important;
  font-size: var(--fs-sm) !important;
  line-height: 1.6;
}

.it-footer p {
  margin: 0 0 var(--sp-2);
}

.it-footer ul {
  margin: 0;
}

.it-footer li {
  margin-bottom: var(--sp-2);
}

.it-footer a:hover {
  color: #fff;
  opacity: .8;
}

.it-footer__logo {
  font-size: var(--fs-lg);
  font-weight: 800;
  color: #fff;
  margin-bottom: var(--sp-3);
  display: block;
}

.it-footer__social {
  display: flex;
  gap: var(--sp-2);
  margin-top: var(--sp-3);
}

.it-footer__social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, .15);
  display: flex;
  align-items: center;
  justify-content: center;
}

.it-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, .2);
  padding: var(--sp-4) 0;
  text-align: center;
  font-size: var(--fs-xs);
  color: #fff;
}

.it-footer__bottom,
.it-footer__bottom * {
  color: #fff !important;
}

.it-slider {
  position: relative;
}

.it-slider__track {
  display: flex;
  width: 100%;
  gap: var(--sp-4);
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
  padding-bottom: 2px;
  scrollbar-width: none;
}

.it-slider__track::-webkit-scrollbar {
  display: none;
}

.it-slider__track>* {
  flex: 0 0 auto;
  width: calc(50% - var(--sp-2));
  scroll-snap-align: start;
  min-width: 0;
}

@media (min-width: 640px) {
  .it-slider__track>* {
    width: calc(33.333% - var(--sp-3));
  }
}

@media (min-width: 1024px) {
  .it-slider__track>* {
    width: calc(25% - var(--sp-3));
  }
}

.it-slider__arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--c-card);
  border: 1px solid var(--c-border);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 5;
  color: var(--c-primary);
}

.it-slider__arrow.is-prev {
  left: -14px;
}

.it-slider__arrow.is-next {
  right: -14px;
}

@media (max-width: 767px) {
  .it-slider__arrow {
    display: none;
  }
}

.it-readmore {
  position: relative;
  max-height: 220px;
  overflow: hidden;
  transition: max-height .35s ease;
}

.it-readmore.is-expanded {
  max-height: none;
}

.it-readmore::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 70px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0), var(--c-card));
  pointer-events: none;
}

.it-readmore.is-expanded::after {
  display: none;
}

.it-readmore-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin: var(--sp-3) auto 0;
  width: fit-content;
  font-weight: 700;
  font-size: var(--fs-sm);
  color: var(--c-primary);
  background: none;
  border: none;
  padding: 6px 16px;
  cursor: pointer;
}

.it-readmore-toggle i {
  transition: transform .2s ease;
}

.it-readmore-toggle.is-expanded i {
  transform: rotate(180deg);
}

.it-collapse {
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  margin-bottom: var(--sp-3);
  background: var(--c-card);
}

.it-collapse__body {
  padding: 0 var(--sp-4) var(--sp-4);
}

.it-collapse summary {
  cursor: pointer;
  list-style: none;
  padding: var(--sp-3) var(--sp-4);
  font-weight: 700;
  font-size: var(--fs-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.it-collapse summary::-webkit-details-marker {
  display: none;
}

.it-collapse summary::after {
  content: "\f107";
  font-family: FontAwesome;
  font-weight: 400;
  color: var(--c-text-muted);
  transition: transform .2s ease;
}

.it-collapse[open] summary::after {
  transform: rotate(180deg);
}

.box-result.alert-success {
  background: rgba(47, 125, 50, .12);
  color: var(--c-secondary) !important;
  font-weight: 600;
}

.box-result.alert-danger {
  background: rgba(198, 40, 40, .1);
  color: var(--c-danger) !important;
  font-weight: 600;
}

.it-prose h2 {
  font-size: var(--fs-lg);
  margin: var(--sp-5) 0 var(--sp-2);
}

.it-prose h3 {
  font-size: var(--fs-md);
  margin: var(--sp-4) 0 var(--sp-2);
}

.it-prose p {
  margin: 0 0 var(--sp-3);
}

.it-prose img {
  max-width: 100% !important;
  width: auto !important;
  height: auto !important;
  border-radius: var(--radius-md);
  margin: var(--sp-2) 0;
  position: static !important;
  transform: none !important;
}

.it-prose ul,
.it-prose ol {
  margin: 0 0 var(--sp-3);
  padding-left: 1.3em;
}

.it-prose ul {
  list-style: disc;
}

.it-prose ol {
  list-style: decimal;
}

.it-prose a {
  color: var(--c-primary);
  text-decoration: underline;
}

.it-prose hr {
  border: none;
  border-top: 1px solid var(--c-border);
  margin: var(--sp-5) 0;
}

.it-prose table {
  width: 100%;
  min-width: 480px;
  border-collapse: collapse;
  margin: 0 0 var(--sp-3);
  font-size: var(--fs-sm);
}

.it-prose table td,
.it-prose table th {
  border: 1px solid var(--c-border);
  padding: 8px 12px;
  text-align: center;
}

.it-prose table tr:first-child td,
.it-prose table th {
  background: var(--c-bg-alt);
  font-weight: 700;
}

.it-toc {
  background: var(--c-bg-alt);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--sp-4);
  margin: 0 0 var(--sp-5);
}

.it-toc__title {
  text-align: center;
  font-weight: 700;
  font-size: var(--fs-md);
  color: var(--c-text);
  margin-bottom: var(--sp-3);
}

.it-toc__list {
  margin: 0;
  padding-left: 22px;
  list-style: decimal;
}

.it-toc__list>li {
  margin-bottom: var(--sp-2);
  font-weight: 600;
}

.it-toc__list a {
  color: var(--c-primary);
  text-decoration: none;
}

.it-toc__list a:hover {
  text-decoration: underline;
}

.it-toc__list ul {
  list-style: disc;
  margin: var(--sp-2) 0 0;
  padding-left: 20px;
  font-weight: 400;
}

.it-toc__list ul li {
  margin-bottom: 6px;
  font-size: var(--fs-sm);
}

.it-mt-0 {
  margin-top: 0;
}

.it-mb-0 {
  margin-bottom: 0;
}

.it-hide-mobile {
  display: none !important;
}

@media (min-width: 768px) {
  .it-hide-mobile {
    display: initial !important;
  }

  .it-hide-desktop {
    display: none !important;
  }
}


/* ===== Kho tai lieu: the 1200x630 dong bo voi danh muc bai viet ===== */
.it-doc-intro {
  color: var(--c-text-muted);
  font-size: var(--fs-sm);
  line-height: 1.7;
  margin: 0 0 var(--sp-4);
  max-width: 820px;
}

.it-doc-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 var(--sp-5);
}

.it-doc-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 14px;
  border: 1px solid var(--c-border);
  border-radius: 999px;
  background: var(--c-card);
  color: var(--c-text);
  font-size: var(--fs-sm);
  font-weight: 600;
  transition: all .2s;
}

.it-doc-chip small {
  font-size: 11px;
  font-weight: 700;
  color: var(--c-text-muted);
  background: var(--c-bg-alt);
  border-radius: 999px;
  padding: 1px 7px;
}

.it-doc-chip:hover {
  border-color: var(--c-primary);
  color: var(--c-primary);
}

.it-doc-chip.is-active {
  background: var(--c-primary);
  border-color: var(--c-primary);
  color: #fff;
}

.it-doc-chip.is-active small {
  background: rgba(255, 255, 255, .2);
  color: #fff;
}

.it-doc-card {
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: 100%;
  color: var(--c-text);
  transition: box-shadow .2s, transform .2s;
}

.it-doc-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  color: var(--c-text);
}

.it-doc-card__img {
  position: relative;
  aspect-ratio: 1200 / 630;
  overflow: hidden;
  background: var(--c-bg-alt);
}

.it-doc-card__img img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  position: static !important;
  transform: none !important;
  transition: transform .4s;
}

.it-doc-card:hover .it-doc-card__img img {
  transform: scale(1.04) !important;
}

.it-doc-card__ph {
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: var(--sp-4);
  text-align: center;
  color: #fff;
  background: linear-gradient(135deg, var(--c-primary) 0%, var(--c-primary-light) 55%, var(--c-accent) 130%);
}

.it-doc-card__ph i {
  font-size: 40px;
  opacity: .9;
}

.it-doc-card__ph span {
  font-size: var(--fs-sm);
  font-weight: 700;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 90%;
}

.it-doc-card__ph--lg i {
  font-size: 72px;
}

.it-doc-card__ph--lg span {
  font-size: var(--fs-lg, 1.25rem);
}

.it-doc-card__badge {
  position: absolute;
  top: 10px;
  left: 10px;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(0, 0, 0, .62);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .03em;
}

.it-doc-card__body {
  padding: var(--sp-3);
  display: flex;
  flex-direction: column;
  gap: 8px;
  flex: 1;
}

.it-doc-card__cat {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  color: var(--c-secondary);
  text-transform: uppercase;
  letter-spacing: .04em;
}

.it-doc-card__title {
  font-size: var(--fs-md);
  font-weight: 700;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.it-doc-card:hover .it-doc-card__title {
  color: var(--c-primary);
}

.it-doc-card__excerpt {
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  line-height: 1.55;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.it-doc-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: auto;
  padding-top: 8px;
  border-top: 1px dashed var(--c-border);
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
}

.it-doc-card__meta i {
  margin-right: 3px;
}

.it-doc-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: var(--sp-7) var(--sp-4);
  color: var(--c-text-muted);
  background: var(--c-bg-alt);
  border-radius: var(--radius-md);
  text-align: center;
}

.it-doc-empty i {
  font-size: 40px;
  opacity: .5;
}

.it-doc-tree,
.it-doc-tree ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.it-doc-tree>li+li {
  border-top: 1px solid var(--c-border);
}

.it-doc-tree a {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
  padding: 9px 0;
  color: var(--c-text);
  font-size: var(--fs-sm);
  font-weight: 600;
}

.it-doc-tree ul a {
  padding: 6px 0 6px 22px;
  font-weight: 400;
  color: var(--c-text-muted);
}

.it-doc-tree a:hover,
.it-doc-tree a.is-active {
  color: var(--c-primary);
}

.it-doc-tree em {
  font-style: normal;
  font-size: 11px;
  font-weight: 700;
  color: var(--c-text-muted);
  background: var(--c-bg-alt);
  border-radius: 999px;
  padding: 1px 8px;
}

.it-doc-tree a.is-active em {
  background: var(--c-primary);
  color: #fff;
}

.it-doc-detail__title {
  margin: 6px 0 10px;
  line-height: 1.3;
}

.it-doc-detail__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: var(--fs-sm);
  color: var(--c-text-muted);
  margin-bottom: var(--sp-4);
}

.it-doc-detail__meta i {
  margin-right: 4px;
  color: var(--c-primary);
}

.it-doc-detail__cover {
  aspect-ratio: 1200 / 630;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--c-bg-alt);
  box-shadow: var(--shadow-md);
}

.it-doc-detail__cover img {
  width: 100% !important;
  height: 100% !important;
  object-fit: cover;
  position: static !important;
}

.it-doc-detail__lead {
  font-size: var(--fs-md);
  line-height: 1.75;
  color: var(--c-text);
  margin: var(--sp-5) 0 var(--sp-4);
}

.it-doc-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding: var(--sp-4);
  border: 1px solid var(--c-border);
  border-left: 4px solid var(--c-primary);
  border-radius: var(--radius-md);
  background: var(--c-bg-alt);
  margin-top: var(--sp-4);
}

.it-doc-actions__file {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex: 1 1 260px;
}

.it-doc-actions__file>i {
  font-size: 38px;
  color: var(--c-danger, #d32f2f);
  flex-shrink: 0;
}

.it-doc-actions__file strong {
  display: block;
  font-size: var(--fs-sm);
  line-height: 1.4;
}

.it-doc-actions__file small {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
}

.it-doc-actions__btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

@media (max-width: 639px) {

  .it-doc-actions__btns,
  .it-doc-actions__btns .it-btn {
    width: 100%;
  }
}

.it-doc-card__badge i,
.it-doc-card__badge .fa {
  font-size: 12px !important;
  width: auto !important;
  height: auto !important;
  line-height: 1 !important;
  color: #fff !important;
  position: static !important;
  opacity: 1 !important;
}

.it-doc-card__ph i,
.it-doc-card__ph .fa {
  color: #fff !important;
  opacity: .9;
  position: static !important;
  width: auto !important;
  height: auto !important;
  line-height: 1 !important;
}

.it-doc-actions__file>i.fa {
  line-height: 1 !important;
  width: auto !important;
  height: auto !important;
  position: static !important;
}

/* ===== Danh gia & binh luan (san pham, bai viet, tai lieu) ===== */
.it-reviews {
  margin-top: var(--sp-7);
  scroll-margin-top: 90px;
}

.it-reviews .fa-star {
  color: #e4e5e9;
}

.it-reviews .fa-star.is-on {
  color: #f5a623;
}

.it-reviews__summary {
  display: grid;
  grid-template-columns: 170px 1fr auto;
  gap: var(--sp-5);
  align-items: center;
  padding: var(--sp-4) var(--sp-5);
  background: var(--c-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
}

.it-reviews__score {
  text-align: center;
}

.it-reviews__score strong {
  display: block;
  font-size: 44px;
  line-height: 1;
  color: var(--c-text);
}

.it-reviews__score span {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
}

.it-reviews__stars {
  display: inline-flex;
  gap: 2px;
  margin: 6px 0 4px;
  font-size: 15px;
}

.it-reviews__bars {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.it-reviews__bar {
  display: grid;
  grid-template-columns: 38px 1fr 32px;
  gap: 8px;
  align-items: center;
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
}

.it-reviews__bar .fa-star {
  color: #f5a623;
  font-size: 11px;
}

.it-reviews__bar div {
  height: 8px;
  background: var(--c-bg-alt);
  border-radius: 999px;
  overflow: hidden;
}

.it-reviews__bar div i {
  display: block;
  height: 100%;
  background: #f5a623;
  border-radius: 999px;
}

.it-reviews__bar em {
  font-style: normal;
  text-align: right;
}

.it-reviews__list {
  margin-top: var(--sp-4);
  display: flex;
  flex-direction: column;
}

.it-review {
  display: flex;
  gap: 14px;
  padding: var(--sp-4) 0;
  border-bottom: 1px solid var(--c-border);
}

.it-review:last-child {
  border-bottom: none;
}

.it-review__avatar {
  flex: 0 0 42px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--c-primary);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.it-review__body {
  flex: 1;
  min-width: 0;
}

.it-review__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 4px 10px;
}

.it-review__head .it-reviews__stars {
  margin: 0;
  font-size: 13px;
}

.it-review__head time {
  font-size: var(--fs-xs);
  color: var(--c-text-muted);
  margin-left: auto;
}

.it-review__body>p {
  margin: 6px 0 0;
  line-height: 1.7;
  font-size: var(--fs-sm);
  word-wrap: break-word;
}

.it-review__reply {
  margin-top: 10px;
  padding: 10px 14px;
  background: var(--c-bg-alt);
  border-left: 3px solid var(--c-primary);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: var(--fs-sm);
}

.it-review__reply b {
  color: var(--c-primary);
  font-size: var(--fs-xs);
}

.it-review__reply p {
  margin: 4px 0 0;
  line-height: 1.65;
}

.it-reviews__empty {
  margin: var(--sp-4) 0 0;
  padding: var(--sp-4);
  text-align: center;
  color: var(--c-text-muted);
  background: var(--c-bg-alt);
  border-radius: var(--radius-md);
}

.it-reviews__form {
  margin-top: var(--sp-5);
  padding: var(--sp-4) var(--sp-5);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  background: var(--c-card);
  scroll-margin-top: 90px;
}

.it-reviews__form h3 {
  margin: 0 0 var(--sp-3);
  font-size: var(--fs-md);
}

.it-reviews__pick {
  display: flex;
  gap: 4px;
  margin-bottom: var(--sp-3);
}

.it-reviews__pick button {
  border: 0;
  background: none;
  padding: 2px;
  cursor: pointer;
  font-size: 26px;
  line-height: 1;
}

.it-reviews__pick button .fa-star {
  color: #e4e5e9;
  transition: color .15s, transform .15s;
}

.it-reviews__pick button.is-on .fa-star,
.it-reviews__pick button.is-hover .fa-star {
  color: #f5a623;
}

.it-reviews__pick button:hover .fa-star {
  transform: scale(1.15);
}

.it-reviews__row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-2);
}

.it-reviews__form input[type=text],
.it-reviews__form input[type=tel],
.it-reviews__form textarea {
  width: 100%;
  padding: 10px 12px;
  border: 1px solid var(--c-border);
  border-radius: var(--radius-sm);
  margin-bottom: var(--sp-2);
  font: inherit;
  font-size: var(--fs-sm);
  background: #fff;
}

.it-reviews__form textarea {
  resize: vertical;
}

.it-reviews__hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.it-reviews__err {
  color: var(--c-danger);
  font-size: var(--fs-xs);
  margin: -6px 0 var(--sp-2);
}

.it-reviews__noti {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  margin: 0 0 var(--sp-3);
  font-size: var(--fs-sm);
}

.it-reviews__noti.is-ok {
  background: #e8f6ee;
  color: #146c3a;
}

.it-reviews__noti.is-err {
  background: #fdecec;
  color: #b42318;
}

@media (max-width: 767px) {
  .it-reviews__summary {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--sp-3);
  }

  .it-reviews__row {
    grid-template-columns: 1fr;
  }

  .it-review__head time {
    margin-left: 0;
    width: 100%;
  }
}

.it-reviews__captcha {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: var(--sp-3);
}

.it-reviews__captcha img {
  width: 80px;
  height: 25px;
  border-radius: 4px;
  background: #222;
  flex-shrink: 0;
}

.it-reviews__captcha button {
  border: 1px solid var(--c-border);
  background: var(--c-card);
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  color: var(--c-text-muted);
  flex-shrink: 0;
}

.it-reviews__captcha button:hover {
  color: var(--c-primary);
  border-color: var(--c-primary);
}

.it-reviews__form .it-reviews__captcha input[type=text] {
  margin: 0;
  max-width: 200px;
}

.it-footer__note {
  margin: -4px 0 12px;
  font-size: var(--fs-sm);
  line-height: 1.6;
  opacity: .85;
}