@charset "UTF-8";
/* ============================================================
   STARTER THEME — PAGES SCSS
   Scope: Page, Blog, Article, Search
   ============================================================ */
/* ======================== ARTICLE CARD (article-loop)
   Figma: node 40009482:91753
   ============================================================ */
.article-card {
  display: block;
  border-radius: 8px;
  overflow: hidden;
  background: #fff;
  width: 100%; }

/* ── Image: padding-top ratio trick trong block element ── */
.article-card__media {
  display: block;
  position: relative;
  overflow: hidden;
  width: 100%;
  padding-top: 75%;
  height: 0;
  border-radius: 8px 8px 0 0; }

.article-card__img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease; }

.article-card:hover .article-card__img {
  transform: scale(1.04); }

/* Gradient overlay */
.article-card__overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.4) 0%, transparent 27.769%);
  pointer-events: none;
  border-radius: inherit; }

/* Brand tag — góc trên phải */
.article-card__brand {
  position: absolute;
  top: 10px;
  right: 10px;
  font-family: var(--font-body);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.5px;
  color: #fff;
  background: rgba(0, 0, 0, 0.35);
  padding: 3px 6px;
  border-radius: 2px;
  pointer-events: none;
  text-transform: uppercase; }

/* ── Content ── */
.article-card__body {
  padding: 12px 16px 16px 0; }

.article-card__content {
  display: flex;
  flex-direction: column;
  gap: 8px; }

/* ── Date badge ── */
.article-card__meta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  border-radius: 4px;
  overflow: hidden; }

.article-card__date-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  flex-shrink: 0; }

.article-card__date-icon svg {
  display: block; }

.article-card__date {
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 600;
  line-height: 13px;
  letter-spacing: -0.1px;
  color: #0a6174;
  white-space: nowrap; }

/* ── Excerpt / Title ── */
.article-card__excerpt {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 23px;
  letter-spacing: -0.1px;
  color: #0a0a0a;
  /* 2-line clamp */
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0; }

.article-card__excerpt a {
  color: inherit; }

.article-card__excerpt a:hover {
  color: #0a6174; }

.article-card__title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 500;
  line-height: 23px;
  letter-spacing: -0.1px;
  color: #0a0a0a;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden; }

.article-card__title a {
  color: inherit; }

.article-card__title a:hover {
  color: #0a6174; }

/* ======================== PAGE ======================== */
.page-content {
  padding: var(--section-padding-mobile) 0; }

@media (min-width: 992px) {
  .page-content {
    padding: var(--section-padding) 0; } }

.page-content__title {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 24px; }

@media (min-width: 992px) {
  .page-content__title {
    font-size: 36px; } }

/* ======================== BLOG ======================== */
.blog-page {
  padding: 0; }

.blog-page__title {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 32px; }

.blog-page__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px; }

@media (min-width: 576px) {
  .blog-page__grid {
    grid-template-columns: repeat(2, 1fr); } }

@media (min-width: 992px) {
  .blog-page__grid {
    grid-template-columns: repeat(3, 1fr); } }

/* ======================== ARTICLE ======================== */
.article-page {
  padding: var(--section-padding-mobile) 0; }

@media (min-width: 992px) {
  .article-page {
    padding: var(--section-padding) 0; } }

.article-detail {
  max-width: 800px;
  margin: 0 auto; }

.article-detail__title {
  font-size: 28px;
  font-weight: 700;
  margin: 0 0 12px; }

@media (min-width: 992px) {
  .article-detail__title {
    font-size: 36px; } }

.article-detail__meta {
  font-size: 13px;
  color: var(--color-text-sub);
  margin-bottom: 24px;
  display: flex;
  gap: 16px; }

.article-detail__img {
  margin-bottom: 24px;
  border-radius: var(--radius);
  overflow: hidden; }

.article-detail__img img {
  width: 100%; }

.article-detail__content {
  font-size: 16px;
  line-height: 1.7; }

/* ======================== 404 ======================== */
.page-404 {
  text-align: center;
  padding: 100px 0; }

.page-404 h1 {
  font-size: 80px;
  font-weight: 800;
  color: var(--color-border);
  margin: 0; }

.page-404 p {
  font-size: 18px;
  color: var(--color-text-sub);
  margin: 12px 0 32px; }

/* ============================================================
   BLOG PAGE v2 — Figma node 40006105:60426
   Section 1: Featured slider (card lớn, overlay, title trắng)
   Section 2: Grid 3 cột + category tabs
   ============================================================ */
/* ── 1. Featured Section ── */
.blog-featured {
  background: linear-gradient(180deg, #3a8fa0 0%, #7bc4d2 45%, #fafafa 100%);
  padding: 0px 0 0; }

@media (max-width: 991px) {
  .blog-featured {
    padding: 0px 0 0; } }

@media (max-width: 767px) {
  .blog-featured {
    padding: 0px 0 0; } }

.blog-featured__head {
  margin-bottom: 32px; }

/* Breadcrumb override: màu trắng trên nền teal */
.blog-featured .breadcrumb a,
.blog-featured .breadcrumb span,
.blog-featured .breadcrumb li,
.blog-featured .breadcrumb__item,
.blog-featured .breadcrumb__sep {
  color: rgba(255, 255, 255, 0.85); }

.blog-featured .breadcrumb__item--active,
.blog-featured .breadcrumb__item:last-child {
  color: #fff;
  font-weight: 500; }

.blog-featured__title {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 500;
  line-height: 52px;
  letter-spacing: -1px;
  color: #fff;
  text-transform: uppercase;
  margin: 8px 0 0; }

@media (max-width: 767px) {
  .blog-featured__title {
    font-size: 24px;
    line-height: 34px;
    letter-spacing: -0.5px; } }

/* Outer wrap: position relative để nav arrows định vị 2 bên */
.blog-featured__slider-outer {
  position: relative;
  padding: 0; }

@media (max-width: 991px) {
  .blog-featured__slider-outer {
    padding: 0; } }

@media (max-width: 767px) {
  .blog-featured__slider-outer {
    padding: 0; } }

/* Slider wrapper: overflow hidden (arrows nằm ngoài nên không bị cắt) */
.blog-featured__slider-wrap {
  overflow: hidden; }

.blog-featured__slider {
  display: flex;
  gap: 12px;
  transition: transform 0.38s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: transform; }

/* ── Featured card: position relative, body absolute vào link ── */
.blog-feat-card {
  flex: 0 0 calc(50% - 6px);
  min-width: 0;
  border-radius: 12px;
  overflow: hidden;
  background: #111;
  /* Aspect ratio 4:3 dùng padding-top trên chính article */
  position: relative;
  padding-top: 0; }

@media (max-width: 767px) {
  .blog-feat-card {
    flex: 0 0 100%; } }

/* Link = wrapper ảnh, chiếm 100% chiều cao article, dùng padding-top tạo ratio */
.blog-feat-card__link {
  display: block;
  position: relative;
  width: 100%;
  padding-top: 75%;
  overflow: hidden;
  border-radius: 12px; }

.blog-feat-card__img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease; }

.blog-feat-card:hover .blog-feat-card__img {
  transform: scale(1.04); }

.blog-feat-card__img--placeholder {
  object-fit: contain;
  background: #1a1a1a;
  padding: 20%; }

/* Overlay: không cần (body gradient lo) */
.blog-feat-card__overlay {
  display: none; }

/* Body: absolute overlay vào .blog-feat-card__link (không phải article) */
.blog-feat-card__body {
  position: absolute;
  /* Tính từ bottom của link = bottom của article vì link = 75% height */
  bottom: 0;
  left: 0;
  right: 0;
  padding: 60px 24px 20px 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.88) 0%, rgba(0, 0, 0, 0.65) 50%, transparent 100%);
  pointer-events: none;
  border-radius: 0 0 12px 12px;
  z-index: 2; }

@media (max-width: 767px) {
  .blog-feat-card__body {
    padding: 48px 16px 16px 16px;
    gap: 8px; } }

.blog-feat-card__body a,
.blog-feat-card__body button {
  pointer-events: auto; }

/* Date badge */
.blog-feat-card__date-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #fff;
  border-radius: 2px;
  padding: 7px 16px 8px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  line-height: 13px;
  letter-spacing: -0.1px;
  color: #0a6174;
  text-transform: uppercase;
  white-space: nowrap;
  align-self: flex-start; }

.blog-feat-card__date-badge svg {
  flex-shrink: 0; }

@media (max-width: 767px) {
  .blog-feat-card__date-badge {
    font-size: 12px;
    padding: 5px 12px 6px; } }

/* Title */
.blog-feat-card__title {
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 400;
  line-height: 30px;
  letter-spacing: -0.2px;
  color: #fff;
  margin: 0;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden; }

@media (max-width: 767px) {
  .blog-feat-card__title {
    font-size: 16px;
    line-height: 24px;
    -webkit-line-clamp: 3; } }

.blog-feat-card__title a {
  color: inherit;
  text-decoration: none; }

.blog-feat-card__title a:hover {
  opacity: 0.85; }

/* Nav arrows */
.blog-feat-card__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 4;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: #0a0a0a;
  box-shadow: 0 4px 8px -2px rgba(16, 24, 40, 0.1), 0 2px 4px -2px rgba(16, 24, 40, 0.06);
  transition: background 0.15s, opacity 0.15s; }

.blog-feat-card__nav:hover {
  background: #f5f5f5; }

.blog-feat-card__nav.is-hidden {
  opacity: 0;
  pointer-events: none; }

.blog-feat-card__nav--prev {
  left: 0; }

.blog-feat-card__nav--next {
  right: 0; }

@media (max-width: 767px) {
  .blog-feat-card__nav {
    display: none; } }

/* ── 2. Grid Section ── */
.blog-grid-section {
  padding: 60px 0; }

@media (max-width: 767px) {
  .blog-grid-section {
    padding: 32px 0 40px; } }

/* Head: flex col gap-12px (Figma: heading tren, tabs duoi) */
.blog-grid-section__head {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 32px; }

@media (max-width: 767px) {
  .blog-grid-section__head {
    margin-bottom: 20px; } }

/* Title: Heading H3 — uppercase */
.blog-grid-section__title {
  font-family: var(--font-heading);
  font-size: 36px;
  font-weight: 500;
  line-height: 52px;
  letter-spacing: -1px;
  color: #0a0a0a;
  text-transform: uppercase;
  margin: 0; }

@media (max-width: 991px) {
  .blog-grid-section__title {
    font-size: 28px;
    line-height: 40px;
    letter-spacing: -0.7px; } }

@media (max-width: 767px) {
  .blog-grid-section__title {
    font-size: 22px;
    line-height: 32px; } }

/* ── Blog category tabs ── */
/* Figma: wrapper border #f5f5f5 solid 1px, border-radius 4px, flex row, gap 12px */
.blog-tabs {
  display: inline-flex;
  flex-wrap: wrap;
  gap: 12px;
  border: 1px solid #f5f5f5;
  border-radius: 4px;
  padding: 4px;
  background: #fff; }

@media (max-width: 767px) {
  .blog-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    width: 100%;
    padding: 4px; }
  .blog-tabs::-webkit-scrollbar {
    display: none; } }

/* Tab button — Figma: pill 100px border-radius, font-heading 600 14px uppercase */
.blog-tabs__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  padding: 10px 32px;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  line-height: 14px;
  letter-spacing: -0.1px;
  text-transform: uppercase;
  white-space: nowrap;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
  /* Inactive: nền xám nhạt, không viền */
  background: #f5f5f5;
  border: 1px solid transparent;
  color: #0a6174; }

.blog-tabs__btn:hover:not(.is-active) {
  background: #e9f3f5; }

/* Active: teal filled, padding-y 8px (2px tighter) */
.blog-tabs__btn.is-active {
  background: #0a6174;
  border-color: #0a6174;
  color: #fff;
  padding-top: 8px;
  padding-bottom: 8px; }

@media (max-width: 767px) {
  .blog-tabs__btn {
    padding: 8px 20px;
    font-size: 13px;
    min-height: 36px; }
  .blog-tabs__btn.is-active {
    padding: 6px 20px; } }

/* ── Blog grid: CSS grid chuẩn 3 cột ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px; }

.blog-grid--cols-2 {
  grid-template-columns: repeat(2, 1fr); }

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

.blog-grid--cols-4 {
  grid-template-columns: repeat(4, 1fr); }

@media (max-width: 991px) {
  .blog-grid,
  .blog-grid--cols-3,
  .blog-grid--cols-4 {
    grid-template-columns: repeat(2, 1fr); } }

@media (max-width: 575px) {
  .blog-grid,
  .blog-grid--cols-2,
  .blog-grid--cols-3,
  .blog-grid--cols-4 {
    grid-template-columns: 1fr; } }

.blog-grid .article-card {
  border-radius: 8px;
  background: #fff;
  overflow: hidden;
  width: 100%; }

/* Article card image: 4:3 ratio */
.blog-grid .article-card__media {
  display: block;
  position: relative;
  padding-top: 75%;
  overflow: hidden;
  border-radius: 8px 8px 0 0; }

.blog-grid .article-card__img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease; }

.blog-grid .article-card:hover .article-card__img {
  transform: scale(1.04); }

/* Article card body */
.blog-grid .article-card__body {
  padding: 12px 8px 16px 0; }

/* Date badge */
.blog-grid .article-card__meta {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-bottom: 8px; }

.blog-grid .article-card__date {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 600;
  line-height: 13px;
  letter-spacing: -0.1px;
  color: #0a6174;
  white-space: nowrap; }

/* Excerpt */
.blog-grid .article-card__excerpt {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 23px;
  letter-spacing: -0.1px;
  color: #0a0a0a;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin: 0; }

.blog-grid .article-card__excerpt a {
  color: inherit;
  text-decoration: none; }

.blog-grid .article-card__excerpt a:hover {
  color: #0a6174; }

/* ── Load more ── */
.blog-load-more {
  display: flex;
  justify-content: center;
  padding-top: 40px; }

.blog-more-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 10px 48px;
  background: transparent;
  color: #0a0a0a;
  border: 1px solid #0a0a0a;
  border-radius: 100px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  line-height: 14px;
  letter-spacing: -0.1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap; }

.blog-more-btn:hover {
  background: #0a0a0a;
  color: #fff; }

.blog-more-btn:disabled {
  opacity: 0.6;
  cursor: wait; }

/* Tab panels */
.blog-tab-panel {
  display: none; }

.blog-tab-panel.is-active {
  display: block; }

.blog-tab-empty {
  color: #737373;
  font-size: 14px;
  padding: 32px 0;
  text-align: center;
  grid-column: 1 / -1;
  width: 100%; }

/* ============================================================
   ARTICLE PAGE (Chi tiet bai viet)
   Figma: node 40006105:60537
   Layout: single col, max-width 955px centered, gap 32px
   ============================================================ */
.art-page {
  padding: 0px; }

@media (max-width: 991px) {
  .art-page {
    padding: 0px; } }

@media (max-width: 767px) {
  .art-page {
    padding: 0px; } }

/* Limit content width to 955px, centered */
.art-page .container > .art-header,
.art-page .container > .art-hero,
.art-page .container > .art-content-wrap {
  max-width: 955px;
  margin-left: auto;
  margin-right: auto; }

/* Desktop có TOC: thu hẹp header + banner + content cùng nhau → chừa chỗ cho sidebar trái */
@media (min-width: 1280px) {
  .art-page.has-toc .container > .art-header,
  .art-page.has-toc .container > .art-hero,
  .art-page.has-toc .art-content-wrap {
    max-width: 880px; } }

/* ── Header ── */
.art-header {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-bottom: 32px; }

@media (max-width: 767px) {
  .art-header {
    gap: 16px;
    margin-bottom: 20px; } }

/* Meta row: tag + date + author — flex wrap trên mobile */
.art-header__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap; }

@media (max-width: 575px) {
  .art-header__meta {
    gap: 8px; } }

/* Tag badge */
.art-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #0a6174;
  color: #fff;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  line-height: 13px;
  letter-spacing: -0.1px;
  text-transform: uppercase;
  padding: 8px 10px;
  border-radius: 2px;
  white-space: nowrap; }

@media (max-width: 575px) {
  .art-tag {
    font-size: 12px;
    padding: 6px 8px; } }

/* Meta items: date + author */
.art-meta-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 600;
  line-height: 13px;
  letter-spacing: -0.1px;
  text-transform: uppercase;
  color: #0a0a0a;
  white-space: nowrap; }

.art-meta-item svg {
  flex-shrink: 0; }

@media (max-width: 575px) {
  .art-meta-item {
    font-size: 12px; } }

/* Title: Heading H4 */
.art-header__title {
  font-family: var(--font-heading);
  font-size: 30px;
  font-weight: 500;
  line-height: 36px;
  letter-spacing: -0.7px;
  color: #0a0a0a;
  margin: 0; }

@media (max-width: 991px) {
  .art-header__title {
    font-size: 26px;
    line-height: 34px;
    letter-spacing: -0.5px; } }

@media (max-width: 767px) {
  .art-header__title {
    font-size: 22px;
    line-height: 30px;
    letter-spacing: -0.3px; } }

/* ── Hero image ── */
.art-hero {
  margin-bottom: 32px;
  border-radius: 8px;
  overflow: hidden; }

.art-hero__img {
  display: block;
  width: 100%;
  height: auto;
  border-radius: 8px; }

@media (max-width: 767px) {
  .art-hero {
    margin-bottom: 20px;
    border-radius: 6px; } }

/* ── Content body ── */
.art-body {
  margin-bottom: 48px; }

@media (max-width: 767px) {
  .art-body {
    margin-bottom: 32px; } }

.art-body__content {
  font-family: var(--font-body);
  font-size: 16px;
  font-weight: 400;
  line-height: 26px;
  letter-spacing: -0.1px;
  color: #374151; }

@media (max-width: 767px) {
  .art-body__content {
    font-size: 15px;
    line-height: 24px; } }

/* Rich text styles */
.art-body__content h1,
.art-body__content h2,
.art-body__content h3,
.art-body__content h4 {
  font-family: var(--font-heading);
  font-weight: 500;
  color: #0a0a0a;
  margin: 32px 0 16px;
  line-height: 1.3; }

.art-body__content h2 {
  font-size: 24px;
  letter-spacing: -0.5px; }

.art-body__content h3 {
  font-size: 20px;
  letter-spacing: -0.3px; }

.art-body__content h4 {
  font-size: 18px; }

@media (max-width: 767px) {
  .art-body__content h2 {
    font-size: 20px;
    margin: 24px 0 12px; }
  .art-body__content h3 {
    font-size: 18px;
    margin: 20px 0 10px; }
  .art-body__content h4 {
    font-size: 16px;
    margin: 16px 0 8px; } }

.art-body__content p {
  margin: 0 0 20px; }

.art-body__content p:last-child {
  margin-bottom: 0; }

.art-body__content ul,
.art-body__content ol {
  padding-left: 24px;
  margin: 0 0 20px; }

.art-body__content ul {
  list-style: disc; }

.art-body__content ol {
  list-style: decimal; }

.art-body__content li {
  margin-bottom: 8px; }

.art-body__content img {
  max-width: 100%;
  height: auto;
  border-radius: 8px;
  display: block;
  margin: 24px auto; }

@media (max-width: 767px) {
  .art-body__content img {
    margin: 16px auto;
    border-radius: 6px; } }

.art-body__content a {
  color: #0a6174;
  text-decoration: underline;
  text-underline-offset: 2px; }

.art-body__content a:hover {
  opacity: 0.8; }

.art-body__content strong,
.art-body__content b {
  font-weight: 600;
  color: #0a0a0a; }

.art-body__content blockquote {
  border-left: 3px solid #0a6174;
  padding: 12px 20px;
  margin: 24px 0;
  background: #f0fafa;
  border-radius: 0 4px 4px 0;
  font-style: italic;
  color: #0a6174; }

@media (max-width: 767px) {
  .art-body__content blockquote {
    padding: 10px 16px;
    margin: 16px 0; } }

/* ── Section head ── */
.art-section-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px; }

@media (max-width: 767px) {
  .art-section-head {
    margin-bottom: 16px; } }

.art-section-head__title {
  font-family: var(--font-heading);
  font-size: 30px;
  font-weight: 500;
  line-height: 36px;
  letter-spacing: -0.7px;
  color: #0a0a0a;
  text-transform: uppercase;
  margin: 0; }

@media (max-width: 991px) {
  .art-section-head__title {
    font-size: 24px;
    line-height: 32px; } }

@media (max-width: 767px) {
  .art-section-head__title {
    font-size: 20px;
    line-height: 28px; } }

/* Nút "Xem tất cả" — Figma: hyperlink teal, font-heading 600 16px, icon arrow-right */
.art-viewall {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 600;
  line-height: 16px;
  letter-spacing: -0.1px;
  color: #0a6174;
  text-decoration: none;
  white-space: nowrap;
  flex-shrink: 0;
  transition: opacity 0.2s; }

.art-viewall:hover {
  opacity: 0.75;
  color: #0a6174; }

.art-viewall svg {
  flex-shrink: 0; }

/* ── Related products slider ── */
.art-related-products {
  padding: 0 0 0; }

@media (max-width: 767px) {
  .art-related-products {
    padding: 0 0 0; } }

.art-products-track-wrap {
  position: relative; }

.art-products-track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
  /* Freemode: KHÔNG snap, để trình duyệt xử lý momentum scroll tự nhiên */
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain; }

.art-products-track::-webkit-scrollbar {
  display: none; }

.art-products-track__item {
  flex: 0 0 calc(25% - 9px);
  min-width: 240px; }

@media (max-width: 991px) {
  .art-products-track__item {
    flex: 0 0 calc(50% - 6px);
    min-width: 0; } }

@media (max-width: 767px) {
  .art-products-track {
    gap: 8px; }
  .art-products-track__item {
    flex: 0 0 160px;
    min-width: 160px; } }

/* ── Related articles slider ── */
.art-related-articles {
  padding: 48px 0; }

@media (max-width: 767px) {
  .art-related-articles {
    padding: 32px 0; } }

.art-articles-track-wrap {
  position: relative; }

.art-articles-track {
  display: flex;
  gap: 12px;
  overflow-x: auto;
  scrollbar-width: none;
  /* Freemode: KHÔNG snap, để trình duyệt xử lý momentum scroll tự nhiên */
  -webkit-overflow-scrolling: touch;
  overscroll-behavior-x: contain; }

.art-articles-track::-webkit-scrollbar {
  display: none; }

.art-articles-track__item {
  flex: 0 0 calc(25% - 9px);
  min-width: 280px; }

@media (max-width: 991px) {
  .art-articles-track__item {
    flex: 0 0 calc(50% - 6px);
    min-width: 0; } }

@media (max-width: 575px) {
  .art-articles-track {
    gap: 8px; }
  .art-articles-track__item {
    flex: 0 0 85vw; } }

/* ── Nav arrows — Figma: teal filled, 36px, shadow MD, nằm ngoài track ── */
.art-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 3;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  /* Figma: bg teal, border none */
  background: #0a6174;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  color: #fff;
  /* Figma Shadow/MD */
  box-shadow: 0 4px 8px -2px rgba(16, 24, 40, 0.1), 0 2px 4px -2px rgba(16, 24, 40, 0.06);
  transition: background 0.15s, opacity 0.2s;
  padding: 6px; }

.art-nav:hover {
  background: #085566; }

.art-nav.is-hidden {
  opacity: 0;
  pointer-events: none; }

/* Nằm ngoài track — offset âm */
.art-nav--prev {
  left: -20px; }

.art-nav--next {
  right: -20px; }

@media (max-width: 1199px) {
  .art-nav--prev {
    left: -10px; }
  .art-nav--next {
    right: -10px; } }

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

/* ============================================================
   ARTICLE TOC (Table of Contents) — Sidebar trái sticky
   TOC nằm margin trái content, scroll theo khi cuộn trang
   Chỉ hiện trên màn hình ≥1280px
   ============================================================ */
/* Wrapper: nội dung căn giữa, TOC absolute bên trái */
.art-content-wrap {
  position: relative;
  max-width: 955px;
  margin: 0 auto; }

/* Anchor scroll offset — tránh bị header che */
.art-body__content h2,
.art-body__content h3 {
  scroll-margin-top: 135px; }

/* TOC: ẩn mặc định */
.art-toc {
  display: none; }

@media (min-width: 1280px) {
  .art-page.has-toc,
  .art-page.has-toc .container,
  .art-content-wrap.has-toc {
    overflow: visible; }
  /* Cột TOC: full chiều cao content wrap, nằm NGOÀI cột 880px */
  .art-content-wrap.has-toc .art-toc {
    display: block;
    position: absolute;
    top: 0;
    bottom: 0;
    right: calc(100% + 48px);
    width: 220px;
    height: auto; } }

/* Inner box — JS điều khiển fixed khi scroll; CSS fallback sticky */
.art-toc__inner {
  max-height: calc(100vh - var(--header-height, 70px) - 48px);
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: #d4d4d4 transparent;
  background: #fafafa;
  border: 1px solid #eee;
  border-radius: 8px;
  padding: 16px; }

@media (min-width: 1280px) {
  .art-toc__inner {
    position: sticky;
    top: calc(var(--header-height, 70px) + 24px); }
  .art-toc__inner.is-fixed {
    position: fixed; }
  .art-toc__inner.is-pinned-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 220px; } }

.art-toc__inner::-webkit-scrollbar {
  width: 4px; }

.art-toc__inner::-webkit-scrollbar-thumb {
  background: #d4d4d4;
  border-radius: 4px; }

/* Heading "MỤC LỤC" */
.art-toc__heading {
  font-family: var(--font-heading);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: #a3a3a3;
  margin: 0 0 12px;
  padding-bottom: 10px;
  border-bottom: 1px solid #eee; }

/* Nav container */
.art-toc__nav {
  display: flex;
  flex-direction: column;
  gap: 2px; }

/* Link — H2 */
.art-toc__link {
  display: block;
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 400;
  line-height: 1.5;
  color: #404040;
  text-decoration: none;
  padding: 6px 0 6px 10px;
  border-left: 2px solid transparent;
  border-radius: 0 2px 2px 0;
  transition: color 0.15s, border-color 0.15s, background 0.15s;
  white-space: normal;
  word-break: break-word; }

.art-toc__link:hover {
  color: #0a6174;
  border-left-color: #0a6174;
  background: rgba(10, 97, 116, 0.04); }

.art-toc__link.is-active {
  color: #0a6174;
  font-weight: 600;
  border-left-color: #0a6174;
  background: rgba(10, 97, 116, 0.06); }

/* Sub link — H3 */
.art-toc__link--sub {
  padding-left: 20px;
  font-size: 12px;
  color: #737373; }

.art-toc__link--sub:hover,
.art-toc__link--sub.is-active {
  color: #0a6174; }