/*
============================================================
D'REALDY — ARTICLE.CSS
Dùng chung cho news/article-1.html đến news/article-8.html
============================================================
*/

/* 1. Biến giao diện */

:root {
    --article-primary: var(--color-primary, #0a3a80);
    --article-primary-dark: var(--color-primary-dark, #062b61);
    --article-secondary: var(--color-secondary, #b28a58);
    --article-text: var(--color-text, #1d2939);
    --article-muted: var(--color-text-muted, #475467);
    --article-surface: #ffffff;
    --article-surface-soft: #f7f9fc;
    --article-border: rgba(10, 58, 128, 0.13);
    --article-shadow: 0 18px 48px rgba(16, 24, 40, 0.09);
    --article-shadow-hover: 0 24px 56px rgba(16, 24, 40, 0.14);
    --article-radius-sm: 12px;
    --article-radius-md: 20px;
    --article-radius-lg: 30px;
    --article-radius-pill: 999px;
    --article-wide: 1180px;
    --article-reading: 780px;
    --article-theme: var(--article-primary);
    --article-theme-dark: var(--article-primary-dark);
    --article-theme-soft: #eef4fc;
    --article-theme-rgb: 10, 58, 128;
}

/* 2. Cấu hình chung */

body.article-page {
    overflow-x: hidden;
    background: var(--article-surface);
    color: var(--article-text);
}

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

.article-page img {
    display: block;
    max-width: 100%;
    height: auto;
}

.article-page a {
    text-underline-offset: 0.18em;
}

.article-container {
    width: min(calc(100% - 48px), var(--article-wide));
    margin-inline: auto;
}

.article-section {
    padding-block: 88px;
}

.skip-link {
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1200;
    padding: 12px 18px;
    border-radius: var(--article-radius-pill);
    background: var(--article-primary);
    color: #ffffff;
    font-weight: 700;
    transform: translateY(-160%);
    transition: transform 180ms ease;
}

.skip-link:focus {
    transform: translateY(0);
}

/* 3. Màu theo chủ đề bài viết */

.article-theme-hair {
    --article-theme: #196a73;
    --article-theme-dark: #104d54;
    --article-theme-soft: #eaf7f6;
    --article-theme-rgb: 25, 106, 115;
}

.article-theme-ingredient {
    --article-theme: #527a3d;
    --article-theme-dark: #36572a;
    --article-theme-soft: #f0f6ea;
    --article-theme-rgb: 82, 122, 61;
}

.article-theme-skin {
    --article-theme: #a36e61;
    --article-theme-dark: #7a4e44;
    --article-theme-soft: #fbf1ee;
    --article-theme-rgb: 163, 110, 97;
}

.article-theme-beauty {
    --article-theme: #a14f76;
    --article-theme-dark: #783451;
    --article-theme-soft: #fbeef4;
    --article-theme-rgb: 161, 79, 118;
}

.article-theme-brand {
    --article-theme: #0a3a80;
    --article-theme-dark: #062b61;
    --article-theme-soft: #eef4fc;
    --article-theme-rgb: 10, 58, 128;
}

.article-theme-sustainability {
    --article-theme: #2f7a60;
    --article-theme-dark: #215844;
    --article-theme-soft: #eaf7f1;
    --article-theme-rgb: 47, 122, 96;
}

/* 4. Breadcrumb */

.article-breadcrumb {
    padding: calc(var(--header-height, 88px) + 26px) 0 22px;
    border-bottom: 1px solid var(--article-border);
    background: #ffffff;
}

.article-breadcrumb-list {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin: 0;
    padding: 0;
    list-style: none;
    color: var(--article-muted);
    font-size: 0.9rem;
}

.article-breadcrumb-item {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.article-breadcrumb-item:not(:last-child)::after {
    content: "/";
    color: var(--article-secondary);
}

.article-breadcrumb-item a {
    color: var(--article-muted);
    text-decoration: none;
}

.article-breadcrumb-item a:hover,
.article-breadcrumb-item a:focus-visible {
    color: var(--article-theme);
}

.article-breadcrumb-item[aria-current="page"] {
    color: var(--article-theme-dark);
    font-weight: 700;
}

/* 5. Hero */

.article-hero {
    position: relative;
    isolation: isolate;
    overflow: hidden;
    padding: 72px 0 88px;
    background:
        radial-gradient(circle at 12% 16%, rgba(var(--article-theme-rgb), 0.15), transparent 28%),
        radial-gradient(circle at 88% 10%, rgba(178, 138, 88, 0.14), transparent 26%),
        linear-gradient(180deg, #ffffff 0%, var(--article-theme-soft) 100%);
}

.article-hero::after {
    position: absolute;
    right: -120px;
    bottom: -180px;
    z-index: -1;
    width: 440px;
    height: 440px;
    border: 1px solid rgba(var(--article-theme-rgb), 0.14);
    border-radius: 50%;
    content: "";
}

.article-hero-inner {
    width: min(calc(100% - 48px), 980px);
    margin-inline: auto;
    text-align: center;
}

.article-category {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 8px 16px;
    border: 1px solid rgba(var(--article-theme-rgb), 0.22);
    border-radius: var(--article-radius-pill);
    background: rgba(255, 255, 255, 0.78);
    color: var(--article-theme-dark);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.09em;
    text-transform: uppercase;
}

.article-title {
    max-width: 960px;
    margin: 24px auto 0;
    color: var(--article-theme-dark);
    font-size: clamp(2.4rem, 5.3vw, 4.9rem);
    line-height: 1.06;
    letter-spacing: -0.045em;
    text-wrap: balance;
}

.article-lead {
    max-width: 760px;
    margin: 28px auto 0;
    color: var(--article-muted);
    font-size: clamp(1.08rem, 1.7vw, 1.3rem);
    line-height: 1.75;
    text-wrap: pretty;
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 12px 20px;
    margin-top: 32px;
    color: var(--article-muted);
    font-size: 0.92rem;
}

.article-meta-item {
    display: inline-flex;
    align-items: center;
}

.article-meta-item:not(:last-of-type)::after {
    width: 4px;
    height: 4px;
    margin-left: 20px;
    border-radius: 50%;
    background: var(--article-secondary);
    content: "";
}

.article-author-mini {
    display: inline-flex;
    align-items: center;
    gap: 9px;
    color: var(--article-theme-dark);
    font-weight: 700;
}

.article-author-avatar,
.article-author-avatar-large,
.article-author-box-avatar {
    display: inline-grid;
    flex: 0 0 auto;
    place-items: center;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--article-theme), var(--article-theme-dark));
    color: #ffffff;
    font-weight: 800;
}

.article-author-avatar {
    width: 30px;
    height: 30px;
    font-size: 0.78rem;
}

/* 6. Ảnh đại diện */

.article-featured-media {
    width: min(calc(100% - 48px), var(--article-wide));
    margin: -38px auto 0;
}

.article-featured-image {
    overflow: hidden;
    min-height: 520px;
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--article-radius-lg);
    background:
        linear-gradient(135deg, rgba(var(--article-theme-rgb), 0.12), rgba(178, 138, 88, 0.2)),
        var(--article-theme-soft);
    box-shadow: var(--article-shadow);
}

.article-image-placeholder,
.article-figure-placeholder,
.related-article-placeholder {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    background:
        radial-gradient(circle at 20% 20%, rgba(255, 255, 255, 0.86), transparent 25%),
        linear-gradient(135deg, rgba(var(--article-theme-rgb), 0.18), rgba(178, 138, 88, 0.2));
    color: var(--article-theme-dark);
    text-align: center;
}

.article-image-placeholder {
    min-height: 520px;
    padding: 48px;
}

.article-image-placeholder > div {
    display: grid;
    gap: 12px;
}

.article-image-placeholder span {
    font-size: 0.84rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.article-image-placeholder strong {
    font-size: clamp(2.2rem, 5vw, 4.6rem);
    line-height: 1.05;
}

.article-image-placeholder small {
    color: var(--article-muted);
    font-size: 0.95rem;
}

.article-featured-caption,
.article-figure figcaption {
    max-width: 820px;
    margin: 14px auto 0;
    color: var(--article-muted);
    font-size: 0.88rem;
    line-height: 1.65;
    text-align: center;
}

/* 7. Bố cục nội dung */

.article-body-section {
    padding: 82px 0 96px;
}

.article-layout {
    display: grid;
    grid-template-columns: minmax(0, var(--article-reading)) minmax(250px, 300px);
    gap: 72px;
    align-items: start;
    width: min(calc(100% - 48px), var(--article-wide));
    margin-inline: auto;
}

.article-main {
    min-width: 0;
}

.article-content {
    color: var(--article-text);
    font-size: 1.06rem;
    line-height: 1.85;
}

.article-content > *:first-child {
    margin-top: 0;
}

.article-content p {
    margin: 0 0 1.55em;
}

.article-content h2 {
    margin: 2.1em 0 0.72em;
    scroll-margin-top: calc(var(--header-height-scrolled, 72px) + 28px);
    color: var(--article-theme-dark);
    font-size: clamp(1.7rem, 3vw, 2.35rem);
    line-height: 1.25;
    letter-spacing: -0.025em;
    text-wrap: balance;
}

.article-content h3 {
    margin: 1.55em 0 0.55em;
    color: var(--article-theme-dark);
    font-size: 1.24rem;
    line-height: 1.4;
}

.article-content a {
    color: var(--article-theme);
    font-weight: 650;
}

.article-content a:hover,
.article-content a:focus-visible {
    color: var(--article-theme-dark);
}

.article-intro {
    margin-bottom: 42px;
    padding: 26px 28px;
    border-left: 4px solid var(--article-theme);
    border-radius: 0 var(--article-radius-sm) var(--article-radius-sm) 0;
    background: var(--article-theme-soft);
    color: var(--article-theme-dark);
    font-size: 1.16rem;
    font-weight: 550;
    line-height: 1.8;
}

.article-intro p:last-child {
    margin-bottom: 0;
}

.article-list {
    display: grid;
    gap: 12px;
    margin: 0 0 28px;
    padding: 0;
    list-style: none;
}

.article-list li {
    position: relative;
    padding-left: 28px;
}

.article-list li::before {
    position: absolute;
    top: 0.78em;
    left: 4px;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--article-theme);
    content: "";
    transform: translateY(-50%);
}

/* 8. Thành phần trong bài */

.article-quote {
    position: relative;
    margin: 42px 0;
    padding: 36px 38px 32px;
    border: 0;
    border-radius: var(--article-radius-md);
    background: var(--article-theme-dark);
    color: #ffffff;
    box-shadow: var(--article-shadow);
}

.article-quote::before {
    position: absolute;
    top: 12px;
    left: 24px;
    color: rgba(255, 255, 255, 0.2);
    content: "“";
    font-family: Georgia, serif;
    font-size: 5rem;
    line-height: 1;
}

.article-quote p {
    position: relative;
    margin-bottom: 14px;
    font-family: Georgia, "Times New Roman", serif;
    font-size: clamp(1.18rem, 2vw, 1.48rem);
    font-style: italic;
    line-height: 1.7;
}

.article-quote cite {
    color: rgba(255, 255, 255, 0.74);
    font-size: 0.86rem;
    font-style: normal;
    font-weight: 700;
}

.article-highlight-box,
.article-info-box,
.article-note,
.article-tip {
    margin: 34px 0;
    padding: 26px 28px;
    border: 1px solid rgba(var(--article-theme-rgb), 0.18);
    border-radius: var(--article-radius-md);
    background: var(--article-theme-soft);
}

.article-highlight-box {
    border-top: 4px solid var(--article-theme);
}

.article-info-box {
    background: #f5f8fc;
}

.article-note {
    border-color: rgba(178, 138, 88, 0.3);
    background: #fbf7f1;
}

.article-tip {
    border-style: dashed;
    background: #ffffff;
}

.article-box-title {
    margin: 0 0 12px !important;
    color: var(--article-theme-dark);
    font-size: 1.12rem !important;
    line-height: 1.4 !important;
}

.article-highlight-box p:last-child,
.article-info-box p:last-child,
.article-note p:last-child,
.article-tip p:last-child {
    margin-bottom: 0;
}

.article-steps {
    display: grid;
    gap: 18px;
    margin: 34px 0;
}

.article-step {
    position: relative;
    padding: 24px 26px;
    border: 1px solid var(--article-border);
    border-radius: var(--article-radius-md);
    background: #ffffff;
    box-shadow: 0 8px 24px rgba(16, 24, 40, 0.05);
}

.article-step::before {
    position: absolute;
    top: 0;
    left: 26px;
    width: 58px;
    height: 3px;
    border-radius: 0 0 3px 3px;
    background: var(--article-theme);
    content: "";
}

.article-step h3 {
    margin-top: 0;
}

.article-step p:last-child {
    margin-bottom: 0;
}

.article-figure {
    margin: 42px 0;
}

.article-figure-placeholder {
    min-height: 360px;
    padding: 36px;
    border-radius: var(--article-radius-md);
}

.article-image-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    margin: 42px 0;
}

.article-image-grid .article-figure {
    margin: 0;
}

.article-image-grid .article-figure-placeholder {
    min-height: 270px;
}

/* 9. Sidebar, mục lục và chia sẻ */

.article-sidebar {
    position: sticky;
    top: calc(var(--header-height-scrolled, 72px) + 24px);
    display: grid;
    gap: 20px;
}

.article-toc {
    min-width: 0;
}

.article-toc-card,
.article-share-card,
.article-author-card {
    padding: 24px;
    border: 1px solid var(--article-border);
    border-radius: var(--article-radius-md);
    background: #ffffff;
    box-shadow: 0 10px 30px rgba(16, 24, 40, 0.06);
}

.article-toc-title,
.article-share-title,
.article-tags-title,
.article-author-label {
    margin: 0 0 16px;
    color: var(--article-theme-dark);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.article-toc-list,
.article-share-list,
.article-share-actions {
    display: grid;
    gap: 5px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.article-toc-list a {
    display: block;
    padding: 9px 11px;
    border-left: 2px solid transparent;
    color: var(--article-muted);
    font-size: 0.9rem;
    line-height: 1.45;
    text-decoration: none;
}

.article-toc-list a:hover,
.article-toc-list a:focus-visible {
    border-left-color: var(--article-theme);
    background: var(--article-theme-soft);
    color: var(--article-theme-dark);
}

.article-share-button,
.article-share-link {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 9px 14px;
    border: 1px solid var(--article-border);
    border-radius: var(--article-radius-pill);
    background: #ffffff;
    color: var(--article-theme-dark);
    font: inherit;
    font-size: 0.86rem;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
    transition:
        color 180ms ease,
        background 180ms ease,
        border-color 180ms ease,
        transform 180ms ease;
}

.article-share-button:hover,
.article-share-button:focus-visible,
.article-share-link:hover,
.article-share-link:focus-visible {
    border-color: var(--article-theme);
    background: var(--article-theme);
    color: #ffffff;
    transform: translateY(-2px);
}

.article-author-card {
    display: grid;
    gap: 13px;
}

.article-author-avatar-large {
    width: 52px;
    height: 52px;
}

.article-author-card p {
    margin: 0;
    color: var(--article-muted);
    font-size: 0.88rem;
    line-height: 1.65;
}

/* 10. Tags, tác giả và chia sẻ cuối bài */

.article-tags,
.article-share {
    margin-top: 38px;
    padding-top: 28px;
    border-top: 1px solid var(--article-border);
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.article-tags-title {
    width: 100%;
    margin-bottom: 2px;
}

.article-tag {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 7px 13px;
    border: 1px solid var(--article-border);
    border-radius: var(--article-radius-pill);
    background: #ffffff;
    color: var(--article-muted);
    font-size: 0.82rem;
    font-weight: 650;
    text-decoration: none;
}

.article-tag:hover,
.article-tag:focus-visible {
    border-color: var(--article-theme);
    background: var(--article-theme-soft);
    color: var(--article-theme-dark);
}

.article-share .article-share-actions {
    display: flex;
    flex-wrap: wrap;
}

.article-author-box {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 20px;
    align-items: center;
    margin-top: 42px;
    padding: 28px;
    border: 1px solid var(--article-border);
    border-radius: var(--article-radius-md);
    background: var(--article-surface-soft);
}

.article-author-box-avatar {
    width: 68px;
    height: 68px;
    font-size: 1.25rem;
}

.article-author-box-content h2,
.article-author-box-content h3 {
    margin: 0 0 8px;
    color: var(--article-theme-dark);
    font-size: 1.18rem;
}

.article-author-box-content p {
    margin: 0;
    color: var(--article-muted);
    font-size: 0.93rem;
    line-height: 1.65;
}

/* 11. Bài viết liên quan */

.related-articles {
    padding: 88px 0;
    background: var(--article-surface-soft);
}

.related-articles-header {
    width: min(calc(100% - 48px), var(--article-wide));
    margin: 0 auto 34px;
}

.related-articles-eyebrow {
    margin: 0 0 10px;
    color: var(--article-theme);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.related-articles-title {
    margin: 0;
    color: var(--article-primary-dark);
    font-size: clamp(1.85rem, 3vw, 2.7rem);
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.related-articles-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
    width: min(calc(100% - 48px), var(--article-wide));
    margin-inline: auto;
}

.related-article-card {
    overflow: hidden;
    border: 1px solid var(--article-border);
    border-radius: var(--article-radius-md);
    background: #ffffff;
    box-shadow: 0 10px 28px rgba(16, 24, 40, 0.06);
    transition:
        transform 220ms ease,
        box-shadow 220ms ease,
        border-color 220ms ease;
}

.related-article-card:hover {
    border-color: rgba(var(--article-theme-rgb), 0.35);
    box-shadow: var(--article-shadow-hover);
    transform: translateY(-6px);
}

.related-article-link {
    display: flex;
    flex-direction: column;
    height: 100%;
    color: inherit;
    text-decoration: none;
}

.related-article-media {
    min-height: 205px;
    overflow: hidden;
    background: var(--article-theme-soft);
}

.related-article-placeholder {
    min-height: 205px;
    padding: 24px;
    font-size: 1.2rem;
    font-weight: 800;
}

.related-article-content {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 23px;
}

.related-article-meta {
    margin: 0 0 9px;
    color: var(--article-theme);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.related-article-content h3 {
    margin: 0;
    color: var(--article-primary-dark);
    font-size: 1.12rem;
    line-height: 1.42;
}

.related-article-read-more {
    margin-top: auto;
    padding-top: 20px;
    color: var(--article-theme);
    font-size: 0.86rem;
    font-weight: 750;
}

/* 12. Điều hướng bài trước và bài sau */

.article-navigation {
    padding: 70px 0;
    border-top: 1px solid var(--article-border);
    background: #ffffff;
}

.article-navigation-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
    width: min(calc(100% - 48px), var(--article-wide));
    margin-inline: auto;
}

.article-navigation-link {
    display: flex;
    align-items: center;
    gap: 18px;
    min-height: 126px;
    padding: 24px 26px;
    border: 1px solid var(--article-border);
    border-radius: var(--article-radius-md);
    color: inherit;
    text-decoration: none;
    transition:
        border-color 200ms ease,
        box-shadow 200ms ease,
        transform 200ms ease;
}

.article-navigation-link:last-child {
    justify-content: flex-end;
    text-align: right;
}

.article-navigation-link:hover,
.article-navigation-link:focus-visible {
    border-color: var(--article-theme);
    box-shadow: var(--article-shadow);
    transform: translateY(-3px);
}

.article-navigation-arrow {
    flex: 0 0 auto;
    color: var(--article-theme);
    font-size: 1.65rem;
    line-height: 1;
}

.article-navigation-label {
    display: block;
    margin-bottom: 7px;
    color: var(--article-muted);
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.article-navigation-title {
    display: block;
    color: var(--article-primary-dark);
    font-size: 1rem;
    font-weight: 750;
    line-height: 1.45;
}

.article-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    color: var(--article-theme);
    font-weight: 700;
    text-decoration: none;
}

/* 13. CTA */

.article-cta {
    padding: 0 24px 96px;
}

.article-cta-card,
.article-cta-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 42px;
    align-items: center;
    width: min(100%, var(--article-wide));
    margin-inline: auto;
    padding: 48px 52px;
    border-radius: var(--article-radius-lg);
    background:
        radial-gradient(circle at 88% 20%, rgba(255, 255, 255, 0.14), transparent 27%),
        linear-gradient(135deg, var(--article-primary-dark), var(--article-primary));
    color: #ffffff;
    box-shadow: var(--article-shadow);
}

.article-cta .article-container {
    width: min(100%, var(--article-wide));
}

.article-cta-inner {
    width: 100%;
}

.article-cta-eyebrow {
    margin: 0 0 10px;
    color: var(--article-secondary-light, #d8c09f);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.article-cta-title {
    max-width: 680px;
    margin: 0;
    color: #ffffff;
    font-size: clamp(1.75rem, 3.3vw, 2.8rem);
    line-height: 1.2;
    letter-spacing: -0.03em;
}

.article-cta-description {
    max-width: 680px;
    margin: 16px 0 0;
    color: rgba(255, 255, 255, 0.78);
    line-height: 1.7;
}

.article-cta-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: flex-end;
}

.article-cta .btn {
    white-space: nowrap;
}

.article-cta .btn-primary {
    border-color: #ffffff;
    background: #ffffff;
    color: var(--article-primary-dark);
}

.article-cta .btn-primary:hover,
.article-cta .btn-primary:focus-visible {
    border-color: var(--article-secondary-light, #d8c09f);
    background: var(--article-secondary-light, #d8c09f);
}

.article-cta .btn-outline,
.article-cta .btn-secondary {
    border-color: rgba(255, 255, 255, 0.55);
    background: transparent;
    color: #ffffff;
}

.article-cta .btn-outline:hover,
.article-cta .btn-outline:focus-visible,
.article-cta .btn-secondary:hover,
.article-cta .btn-secondary:focus-visible {
    border-color: #ffffff;
    background: rgba(255, 255, 255, 0.12);
    color: #ffffff;
}

/* 14. Trạng thái focus và chuyển động */

.article-page a:focus-visible,
.article-page button:focus-visible {
    outline: 3px solid rgba(var(--article-theme-rgb), 0.34);
    outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
    .article-page *,
    .article-page *::before,
    .article-page *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}

/* 15. Máy tính bảng */

@media (max-width: 1024px) {
    .article-section {
        padding-block: 72px;
    }

    .article-layout {
        grid-template-columns: minmax(0, 1fr) 260px;
        gap: 42px;
    }

    .article-featured-image,
    .article-image-placeholder {
        min-height: 430px;
    }

    .related-articles-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .related-article-card:last-child:nth-child(odd) {
        grid-column: 1 / -1;
        max-width: calc(50% - 12px);
    }

    .article-cta-card,
    .article-cta-inner {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .article-cta-actions {
        justify-content: flex-start;
    }
}

/* 16. Điện thoại ngang và máy tính bảng nhỏ */

@media (max-width: 768px) {
    .article-container,
    .article-hero-inner,
    .article-featured-media,
    .article-layout,
    .related-articles-header,
    .related-articles-grid,
    .article-navigation-grid {
        width: min(calc(100% - 32px), var(--article-wide));
    }

    .article-breadcrumb {
        padding-top: calc(var(--header-height, 80px) + 18px);
    }

    .article-hero {
        padding: 54px 0 70px;
    }

    .article-title {
        font-size: clamp(2.15rem, 9vw, 3.5rem);
    }

    .article-featured-media {
        margin-top: -28px;
    }

    .article-featured-image,
    .article-image-placeholder {
        min-height: 360px;
        border-radius: 22px;
    }

    .article-image-placeholder {
        padding: 28px;
    }

    .article-body-section {
        padding: 64px 0 76px;
    }

    .article-layout {
        grid-template-columns: 1fr;
    }

    .article-sidebar {
        position: static;
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .article-toc-card {
        grid-column: 1 / -1;
    }

    .article-content {
        font-size: 1rem;
    }

    .article-image-grid {
        grid-template-columns: 1fr;
    }

    .article-author-box {
        align-items: start;
    }

    .related-articles,
    .article-navigation {
        padding-block: 68px;
    }

    .article-navigation-grid {
        grid-template-columns: 1fr;
    }

    .article-navigation-link:last-child {
        justify-content: flex-start;
        text-align: left;
    }

    .article-navigation-link:last-child .article-navigation-arrow {
        order: -1;
    }

    .article-cta {
        padding: 0 16px 76px;
    }

    .article-cta-card,
    .article-cta-inner {
        padding: 38px 32px;
        border-radius: 24px;
    }
}

/* 17. Điện thoại */

@media (max-width: 540px) {
    .article-section {
        padding-block: 58px;
    }

    .article-breadcrumb-list {
        font-size: 0.82rem;
    }

    .article-hero {
        padding: 44px 0 60px;
    }

    .article-title {
        margin-top: 20px;
        font-size: clamp(2rem, 10.5vw, 2.8rem);
        letter-spacing: -0.035em;
    }

    .article-lead {
        margin-top: 22px;
        font-size: 1rem;
        line-height: 1.68;
    }

    .article-meta {
        flex-direction: column;
        gap: 9px;
    }

    .article-meta-item:not(:last-of-type)::after {
        display: none;
    }

    .article-featured-image,
    .article-image-placeholder {
        min-height: 290px;
    }

    .article-image-placeholder strong {
        font-size: 2.05rem;
    }

    .article-body-section {
        padding-top: 54px;
    }

    .article-intro,
    .article-highlight-box,
    .article-info-box,
    .article-note,
    .article-tip,
    .article-step {
        padding: 22px 20px;
    }

    .article-intro {
        font-size: 1.04rem;
    }

    .article-quote {
        padding: 34px 24px 27px;
    }

    .article-quote::before {
        left: 14px;
    }

    .article-sidebar {
        grid-template-columns: 1fr;
    }

    .article-toc-card {
        grid-column: auto;
    }

    .article-author-box {
        grid-template-columns: 1fr;
    }

    .article-author-box-avatar {
        width: 58px;
        height: 58px;
    }

    .related-articles-grid {
        grid-template-columns: 1fr;
    }

    .related-article-card:last-child:nth-child(odd) {
        grid-column: auto;
        max-width: none;
    }

    .article-navigation-link {
        min-height: 112px;
        padding: 20px;
    }

    .article-cta-card,
    .article-cta-inner {
        padding: 32px 22px;
    }

    .article-cta-actions,
    .article-cta .btn {
        width: 100%;
    }

    .article-cta .btn {
        justify-content: center;
    }
}

/* 18. In bài viết */

@media print {
    .article-page [data-site-header],
    .article-page [data-site-search],
    .article-breadcrumb,
    .article-sidebar,
    .article-share,
    .related-articles,
    .article-navigation,
    .article-cta,
    .skip-link,
    .site-footer {
        display: none !important;
    }

    .article-page {
        color: #000000;
        background: #ffffff;
    }

    .article-hero {
        padding: 24px 0;
        background: #ffffff;
    }

    .article-title {
        color: #000000;
        font-size: 30pt;
    }

    .article-featured-media {
        margin-top: 18px;
    }

    .article-featured-image,
    .article-image-placeholder {
        min-height: 260px;
        box-shadow: none;
    }

    .article-layout {
        display: block;
        width: 100%;
    }

    .article-body-section {
        padding: 30px 0;
    }

    .article-content {
        color: #000000;
        font-size: 11pt;
    }

    .article-content h2,
    .article-content h3 {
        break-after: avoid;
        color: #000000;
    }

    .article-quote,
    .article-highlight-box,
    .article-info-box,
    .article-note,
    .article-tip,
    .article-step {
        break-inside: avoid;
        box-shadow: none;
    }
}