* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.5;
    color: #1e1e2a;
    background: #f9fafc;
}

a {
    text-decoration: none;
    color: inherit;
}

a:hover {
    text-decoration: underline;
}

ul,
ol {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    object-fit: cover;
}

.container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}

.site-header {
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.02);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid #e9ecf0;
    transition: background 0.3s, box-shadow 0.3s;
}

.site-header.scrolled {
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(8px);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    border-bottom-color: rgba(0, 0, 0, 0.05);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo a {
    font-size: 1.8rem;
    font-weight: 600;
    letter-spacing: -0.5px;
    text-decoration: none;
    color: #121212;
}

.logo span {
    color: #3466aa;
    font-weight: 400;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-list a {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.2s;
}

.nav-list a:hover,
.nav-list a.active {
    color: #3466aa;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: #1e1e2a;
    transition: 0.2s;
}

.hamburger[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.hamburger[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.hamburger[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.announcement-bar {
    background: #f0f3f8;
    border-bottom: 1px solid #dde2e9;
    padding: 10px 0;
    font-size: 0.95rem;
}

.announcement-bar p {
    display: flex;
    align-items: center;
    gap: 6px;
    flex-wrap: wrap;
}

.announcement-bar a {
    color: #1e4770;
    font-weight: 500;
    text-decoration: none;
    border-bottom: 1px dotted;
}

.breadcrumb {
    background: #ffffff;
    padding: 16px 0;
    border-bottom: 1px solid #edf2f7;
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    gap: 8px 12px;
}

.breadcrumb li {
    font-size: 0.9rem;
    color: #4a5a6e;
}

.breadcrumb li:not(:last-child)::after {
    content: "›";
    margin-left: 12px;
    color: #b0c0d0;
}

.breadcrumb a {
    color: #2d4b75;
    text-decoration: none;
    font-weight: 500;
}

.breadcrumb a:hover {
    text-decoration: underline;
}

.section {
    padding: 48px 0;
}

.section-title {
    font-size: 2rem;
    font-weight: 500;
    letter-spacing: -0.02em;
    margin-bottom: 32px;
    border-left: 6px solid #3466aa;
    padding-left: 18px;
    color: #0e1c2c;
}

.section-subtitle {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 28px;
    border-left: 6px solid #3466aa;
    padding-left: 20px;
    color: #132b40;
}

.card-grid {
    display: grid;
    gap: 30px;
}

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

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

.card {
    background: white;
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 5px 18px rgba(0, 0, 0, 0.02);
    transition: all 0.25s ease;
    border: 1px solid #edf0f5;
    display: flex;
    height: fit-content;
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 28px rgba(0, 0, 0, 0.04);
    border-color: #cdd9e9;
}

.card--vertical {
    flex-direction: column;
}

.card--horizontal {
    flex-direction: row;
}

.card--horizontal .card__img-wrapper {
    flex: 0 0 30%;
    aspect-ratio: 4/3;
}

.card--compact .card__img-wrapper {
    flex: 0 0 30%;
}

.card__img-wrapper {
    overflow: hidden;
    background: #eef2f6;
    aspect-ratio: 4/3;
}

.card__img-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

.card:hover img {
    transform: scale(1.03);
}

.card__content {
    padding: 18px 16px;
    flex: 1;
}

.card__tag {
    display: inline-block;
    background: #e6ecf5;
    padding: 4px 10px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.3px;
    color: #1e3c5a;
    margin-bottom: 10px;
}

.card__title {
    font-size: 1.4rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 8px;
    max-height: 2.8em;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card__title a {
    text-decoration: none;
    color: #121212;
}

.card__title a:hover {
    color: #2a5f9a;
}

.card__excerpt {
    color: #4a5565;
    font-size: 1rem;
    margin-bottom: 12px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.card__meta {
    font-size: 0.95rem;
    color: #6f7b8c;
}

.author {
    font-weight: 500;
    color: #2c3e50;
}

.card--overlay .card__content {
    background: linear-gradient(0deg, rgba(0, 0, 0, 0.02) 0%, white 80%);
}

.special-coverage {
    background: #f4f7fc;
}

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

.special-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid #e2e8f0;
    transition: 0.2s;
    display: flex;
    flex-direction: column;
}

.special-card--wide {
    grid-column: span 1;
}

.special-card__img {
    aspect-ratio: 4/3;
    overflow: hidden;
}

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

.special-card__content {
    padding: 24px 20px;
}

.special-tag {
    background: #1e2e4a;
    color: white;
    padding: 4px 12px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 600;
    display: inline-block;
    margin-bottom: 12px;
}

.special-card h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
}

.special-card p {
    color: #4f5a68;
}

.category-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 32px;
}

.category-pill a {
    display: inline-block;
    background: white;
    border: 1px solid #cdd9e9;
    padding: 8px 22px;
    border-radius: 40px;
    font-weight: 500;
    text-decoration: none;
    color: #1e2e4a;
    transition: 0.2s;
}

.category-pill a:hover {
    background: #1e2e4a;
    color: white;
    border-color: #1e2e4a;
}

.filter-placeholder {
    margin-top: 12px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.static-select {
    padding: 8px 24px 8px 12px;
    border-radius: 30px;
    border: 1px solid #bdc9d9;
    background: white;
    font-size: 0.95rem;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23333' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 8px center;
    background-size: 16px;
}

.minilist {
    background: white;
    border-radius: 28px;
    padding: 28px;
    border: 1px solid #e6ecf3;
}

.minilist-item {
    padding: 14px 0;
    border-bottom: 1px solid #eef2f7;
    display: flex;
    gap: 20px;
    align-items: baseline;
}

.minilist-item:last-child {
    border-bottom: none;
}

.minilist-cat {
    font-size: 0.8rem;
    font-weight: 600;
    background: #dce5f0;
    padding: 2px 12px;
    border-radius: 30px;
    color: #1f3a60;
    white-space: nowrap;
}

.minilist-item h4 {
    font-weight: 500;
    font-size: 1.15rem;
}

.minilist-item a {
    text-decoration: none;
    color: #111;
}

.minilist-item a:hover {
    color: #2a5f9a;
}

.category-main {
    display: grid;
    grid-template-columns: 70% 28%;
    gap: 40px;
    padding: 40px 24px;
}

@media (max-width: 900px) {
    .category-main {
        grid-template-columns: 100%;
    }
}

.main-content {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.main-content .card {
    width: 100%;
}

.sidebar {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.sidebar-card {
    background: white;
    border-radius: 24px;
    padding: 24px 20px;
    border: 1px solid #e9eef3;
    box-shadow: 0 6px 14px rgba(0, 0, 0, 0.02);
}

.sidebar-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 20px;
    border-left: 4px solid #3466aa;
    padding-left: 16px;
}

.author-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.author-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 16px;
    border: 3px solid white;
    box-shadow: 0 6px 12px rgba(0, 30, 60, 0.1);
}

.author-name {
    font-size: 1.3rem;
    font-weight: 600;
    color: #1c2e42;
    margin-bottom: 6px;
}

.author-role {
    font-size: 0.9rem;
    color: #5d6f84;
    margin-bottom: 14px;
    background: #eef3fa;
    padding: 4px 16px;
    border-radius: 40px;
    display: inline-block;
}

.author-bio {
    font-size: 0.95rem;
    color: #3e5068;
    line-height: 1.5;
    margin-bottom: 16px;
}

.author-social {
    display: flex;
    gap: 14px;
    justify-content: center;
}

.author-social a {
    color: #4b6c8f;
    font-size: 1.2rem;
    text-decoration: none;
}

.link-list {
    list-style: none;
}

.link-list li {
    margin-bottom: 14px;
    border-bottom: 1px dashed #dee6ef;
    padding-bottom: 10px;
}

.link-list li:last-child {
    border-bottom: none;
}

.link-list a {
    text-decoration: none;
    color: #1e2f40;
    font-weight: 500;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.link-list a:hover {
    color: #2a5f9a;
}

.link-list .meta {
    font-size: 0.8rem;
    color: #7d8da0;
}

.category-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.category-list a {
    background: #edf2f8;
    color: #1e3a5f;
    padding: 6px 16px;
    border-radius: 30px;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: 0.2s;
}

.category-list a:hover {
    background: #1e3a5f;
    color: white;
}

.pagination {
    margin-top: 48px;
    display: flex;
    justify-content: center;
    gap: 10px;
    flex-wrap: wrap;
}

.page-link {
    padding: 10px 18px;
    border: 1px solid #d0dceb;
    border-radius: 40px;
    text-decoration: none;
    color: #1f3a60;
    background: white;
    font-weight: 500;
    transition: 0.15s;
}

.page-link:hover:not(.disabled):not(.active) {
    background: #e7eef9;
    border-color: #9fb3cc;
}

.page-link.active {
    background: #1f3a60;
    color: white;
    border-color: #1f3a60;
}

.page-link.disabled {
    opacity: 0.4;
    pointer-events: none;
}

.article-header-detail {
    margin-bottom: 32px;
}

.article-header-detail h1 {
    font-size: 2.8rem;
    font-weight: 700;
    letter-spacing: -0.01em;
    line-height: 1.2;
    color: #0b1a2a;
    margin-bottom: 16px;
}

@media (max-width: 640px) {
    .article-header-detail h1 {
        font-size: 1.4rem;
    }
}

.article-subhead {
    font-size: 1.3rem;
    color: #3e5470;
    font-weight: 400;
    margin-bottom: 20px;
    border-left: 4px solid #3466aa;
    padding-left: 20px;
}

.article-meta-top {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px 30px;
    margin-bottom: 28px;
    padding-bottom: 20px;
    border-bottom: 1px solid #e4eaf2;
}

.author-mini {
    display: flex;
    align-items: center;
    gap: 12px;
}

.author-mini img {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
}

.author-mini .name {
    font-weight: 600;
    color: #1c3a5c;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    color: #617388;
    font-size: 0.95rem;
}

.meta-item i {
    font-style: normal;
    font-weight: 500;
}

.article-body {
    font-size: 0.985rem;
    letter-spacing: 0.2px;
    color: #171717;
    line-height: 1.75;
}

.article-body img {
    margin: 0 auto;
}

.article-body p {
    font-size: 0.985rem;
    letter-spacing: 0.2px;
    color: #171717;
    line-height: 1.7;
    margin-bottom: 1.8em;
}

.article-body h2 {
    font-size: 1.8rem;
    margin: 1.5em 0 0.8em;
    font-weight: 600;
}

.article-body blockquote {
    margin: 2em 0;
    padding: 1.5em 2em;
    background: #f1f6fd;
    border-left: 6px solid #2a5f9a;
    font-style: italic;
    color: #1f3a5e;
    border-radius: 12px;
}

.article-body img {
    width: 100%;
    height: auto;
    border-radius: 24px;
    margin: 1.5em 0;
}

.article-body figcaption {
    font-size: 0.85rem;
    color: #6a7e9c;
    margin-top: -1em;
    margin-bottom: 2em;
}

.article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 32px 0 24px;
}

.article-tags a {
    background: #eaf0f8;
    padding: 6px 18px;
    border-radius: 40px;
    color: #1c3a5c;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: 0.2s;
}

.article-tags a:hover {
    background: #1c3a5c;
    color: white;
}

.author-card-detailed {
    background: #f8fbfe;
    border-radius: 28px;
    padding: 32px;
    margin: 40px 0 32px;
    display: flex;
    gap: 28px;
    align-items: center;
    border: 1px solid #dde5f0;
}

.author-card-detailed img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid white;
    box-shadow: 0 6px 12px rgba(0, 30, 60, 0.1);
}

.author-card-detailed h4 {
    font-size: 1.4rem;
    margin-bottom: 6px;
}

.author-card-detailed .role {
    color: #4b6f92;
    font-weight: 500;
    margin-bottom: 12px;
}

.author-card-detailed .bio {
    color: #33475f;
    line-height: 1.6;
}

@media (max-width: 640px) {
    .author-card-detailed {
        flex-direction: column;
        text-align: center;
    }
}

.share-bar {
    margin: 32px 0;
    padding: 20px 0;
    border-top: 1px dashed #cdd9e9;
    border-bottom: 1px dashed #cdd9e9;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.share-btn {
    background: white;
    border: 1px solid #b6c5d9;
    border-radius: 40px;
    width: 44px;
    height: 44px;
    font-size: 1.4rem;
    font-weight: 500;
    cursor: pointer;
    transition: 0.2s;
}

.share-btn:hover {
    background: #1e2e4a;
    color: white;
    border-color: #1e2e4a;
}

.comment-section {
    margin: 48px 0 32px;
}

.comment-list {
    margin: 24px 0;
}

.comment-item {
    background: #f5f9ff;
    border-radius: 20px;
    padding: 18px;
    margin-bottom: 16px;
}

.comment-author {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 8px;
}

.comment-author img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

.comment-author strong {
    color: #1f3a60;
}

.comment-date {
    font-size: 0.8rem;
    color: #7a8ca3;
    margin-left: auto;
}

.comment-text {
    color: #2e405b;
    line-height: 1.6;
    font-size: 0.95rem;
}

.comment-form-static {
    background: white;
    border-radius: 24px;
    padding: 24px;
    border: 1px solid #d8e2ef;
}

.comment-form-static textarea {
    width: 100%;
    padding: 16px;
    border-radius: 20px;
    border: 1px solid #cbdae9;
    font-family: inherit;
    resize: vertical;
    background: #fbfdff;
    margin-bottom: 16px;
}

.comment-form-static button {
    background: #e4ecf7;
    border: none;
    padding: 12px 28px;
    border-radius: 40px;
    font-weight: 600;
    color: #1d3c62;
    cursor: default;
    opacity: 0.8;
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 24px;
}

.related-card {
    background: white;
    border-radius: 18px;
    overflow: hidden;
    border: 1px solid #e2eaf2;
    transition: 0.2s;
}

.related-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 22px rgba(0, 0, 0, 0.04);
}

.related-card img {
    width: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
}

.related-card .content {
    padding: 14px;
}

.related-card .title {
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 6px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.related-card .title a {
    text-decoration: none;
    color: #121212;
}

.related-card .meta {
    font-size: 0.8rem;
    color: #657c9a;
}

@media (max-width: 900px) {
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .related-grid {
        grid-template-columns: 1fr;
    }
}

.author-profile {
    background: #ffffff;
    border-radius: 32px;
    padding: 40px;
    margin: 40px 0 32px;
    border: 1px solid #e9eff6;
    box-shadow: 0 8px 18px rgba(0, 20, 40, 0.02);
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.author-profile__avatar {
    flex-shrink: 0;
    width: 180px;
    height: 180px;
    border-radius: 50%;
    overflow: hidden;
    border: 4px solid white;
    box-shadow: 0 12px 22px rgba(0, 30, 60, 0.15);
}

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

.author-profile__info {
    flex: 1;
}

.author-profile__name {
    font-size: 2.4rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: #0f263c;
    margin-bottom: 8px;
    line-height: 1.2;
}

.author-profile__role {
    font-size: 1.2rem;
    color: #3466aa;
    font-weight: 500;
    margin-bottom: 20px;
    background: #e9f0fa;
    display: inline-block;
    padding: 6px 22px;
    border-radius: 40px;
}

.author-profile__bio {
    font-size: 1.05rem;
    line-height: 1.7;
    color: #253c58;
    margin-bottom: 24px;
    max-width: 800px;
}

.author-profile__contact {
    display: flex;
    gap: 18px;
    align-items: center;
    flex-wrap: wrap;
}

.author-profile__contact a {
    background: #ecf2f9;
    border-radius: 40px;
    padding: 10px 24px;
    text-decoration: none;
    color: #1f3c62;
    font-weight: 500;
    transition: 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.author-profile__contact a:hover {
    background: #1f3c62;
    color: white;
}

.author-profile__contact .social-link {
    background: transparent;
    padding: 0;
    font-size: 1.8rem;
    line-height: 1;
    color: #3b5f8a;
}

.author-profile__contact .social-link:hover {
    background: transparent;
    color: #0f2c4a;
}

@media (max-width: 800px) {
    .author-profile {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 30px 20px;
    }

    .author-profile__avatar {
        width: 140px;
        height: 140px;
    }

    .author-profile__name {
        font-size: 2rem;
    }

    .author-profile__bio {
        text-align: left;
    }
}

.author-articles {
    margin: 48px 0 40px;
}

.author-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 28px;
}

.author-grid .card {
    height: 100%;
}

@media (max-width: 900px) {
    .author-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .author-grid {
        grid-template-columns: 1fr;
    }
}

.back-link {
    margin: 16px 0 0;
}

.back-link a {
    color: #3466aa;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.back-link a:hover {
    text-decoration: underline;
}

.site-footer {
    background: #ffffff;
    border-top: 1px solid #e0e6ed;
    padding: 48px 0 28px;
    margin-top: 40px;
}

.site-footer p {
    text-align: center;
    margin: 0;
}

.site-footer a {
    color: #1e1e2a;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
}

.footer-col h3,
.footer-col h4 {
    margin-bottom: 20px;
    font-weight: 600;
}

.footer-brand h3 {
    font-size: 1.6rem;
    color: #121212;
}

.footer-col ul {
    list-style: none;
}

.footer-col li {
    margin-bottom: 12px;
}

.footer-col a {
    text-decoration: none;
    color: #4a5565;
}

.footer-col a:hover {
    color: #1e3c5a;
}

.back-top {
    text-align: center;
    margin-top: 32px;
}

.back-top button {
    background: #eef2f6;
    border: none;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    font-size: 1.6rem;
    cursor: pointer;
    color: #2d3f5e;
    transition: 0.2s;
}

.back-top button:hover {
    background: #2d3f5e;
    color: white;
}

#backToTop {
    opacity: 0.7;
    transition: opacity 0.3s;
}

#backToTop.show {
    opacity: 1;
}

/* ===== RESPONSIVE GLOBAL ===== */
@media (max-width: 900px) {
    .card-grid--rich {
        grid-template-columns: repeat(2, 1fr);
    }

    .special-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
    }
}

@media (max-width: 640px) {
    .article-meta-top {
        gap: 0.5rem;
    }

    .author-mini .name,
    .meta-item {
        font-size: 0.75rem;
    }

    .nav-list {
        display: none;
    }

    .site-header {
        position: relative;
    }

    .header-container {
        height: 54px;
    }

    .hamburger {
        display: flex;
    }

    .main-nav.open {
        display: block;
        position: absolute;
        top: 54px;
        left: 0;
        width: 100%;
        background: white;
        padding: 20px;
        border-bottom: 1px solid #ddd;
        box-shadow: 0 10px 20px rgba(0, 0, 0, 0.05);
    }

    .main-nav.open .nav-list {
        display: flex;
        flex-direction: column;
        gap: 1rem;
    }

    .card--horizontal {
        flex-direction: column;
    }

    .card__img-wrapper {
        width: 100%;
    }

    .card-grid--rich {
        grid-template-columns: 1fr;
    }

    .card-grid-2 {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }
}