/* Columns page */

:root {
    --columns-orange: #fa8c16;
    --columns-orange-dark: #d46b08;
    --columns-accent: #1890ff;
    --columns-black: #1c1c1c;
    --columns-gray: #4a4a4a;
    --columns-muted: #6d6d6d;
    --columns-author: #ec6400;
}

.columns-hero-simple {
    position: relative;
    max-width: 960px;
    margin: 0 auto 72px;
    padding: 96px 24px 40px;
    text-align: center;
    overflow: hidden;
}


.columns-hero-simple__line {
    width: 36px;
    height: 4px;
    background: var(--columns-accent);
    margin: 0 auto 24px;
}

.columns-hero-simple__title {
    font-size: clamp(36px, 5vw, 64px);
    color: var(--columns-orange);
    font-weight: 700;
    margin-bottom: 24px;
}

.columns-hero-simple__lead {
    font-size: 20px;
    color: var(--columns-black);
    margin-top: 50px;
}

.columns-hero-simple__lead span {
    color: var(--columns-orange);
    font-weight: 700;
}

.columns-hero-simple__description {
    font-size: 16px;
    line-height: 1.9;
    color: var(--columns-gray);
    max-width: 820px;
    margin: 0 auto;
}

.columns-gallery {
    max-width: 1120px;
    margin: 0 auto 120px;
    padding: 0 24px;
}

.columns-gallery__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 48px;
}

.columns-card-link {
    text-decoration: none;
    color: inherit;
    display: block;
}

.columns-card-link:hover .columns-card {
    transform: translateY(-4px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.08);
}

.columns-card {
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.columns-card__thumb {
    width: 100%;
    height: 245px;
    overflow: hidden;
    background: #f5f5f5;
}

.columns-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.columns-card__title {
    font-size: 24px;
    font-weight: 700;
    line-height: 1.35;
    min-height: calc(1.35 * 24px * 3);
    color: var(--columns-black);
    margin: 0;
}

.columns-card__excerpt {
    font-size: 16px;
    color: var(--columns-muted);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    text-overflow: ellipsis;
}

.columns-card__author {
    text-align: right;
    font-size: 16px;
    color: var(--columns-author);
    font-weight: 600;
    line-height: 1.5;
}

.column-detail {
    max-width: 1450px;
    margin: 0 auto 120px;
    padding: 0 24px;
}

.column-detail__breadcrumb {
    margin-bottom: 32px;
    font-size: 14px;
}

.column-detail__breadcrumb a {
    color: var(--columns-orange);
    text-decoration: none;
    font-weight: 600;
}

.column-detail__breadcrumb span {
    color: var(--columns-muted);
}

.column-detail__content img {
    width: 100%;
}

.column-detail__intro {
   
    padding: 48px 32px;
    border-radius: 16px;
    margin-bottom: 40px;
    text-align: center;
}

.column-detail__intro {
    max-width: 1450px;
    margin: 0 auto;
    padding: 0 24px;
}

.column-detail__container {
    background: #fff7e6;
    padding: 20px;
}
.column-detail__hero {
    margin-bottom: 40px;
}

.column-detail__category {
    display: inline-block;
    padding: 6px 18px;
    border-radius: 999px;
    background: rgba(250, 140, 22, 0.1);
    color: var(--columns-orange-dark);
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 18px;
}

.column-detail__title {
    font-size: clamp(32px, 4vw, 48px);
    line-height: 1.3;
    color: var(--columns-black);
    margin: 0 0 24px;
}

.column-detail__meta {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 24px;
    color: var(--columns-muted);
    font-size: 15px;
}

.column-detail__thumbnail {
    width: 100%;
    height: 420px;
    overflow: hidden;
    border-radius: 12px;
}

.column-detail__thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.column-detail__description {
    margin: 24px 0;
    font-size: 16px;
    line-height: 1.7;
    color: var(--columns-gray);
}

.column-detail__content {
    font-size: 16px;
    line-height: 1.9;
    color: var(--columns-gray);
}

.column-detail__content h2,
.column-detail__content h3,
.column-detail__content h4 {
    margin-top: 32px;
    margin-bottom: 16px;
    color: var(--columns-black);
}

.column-detail__content p {
    margin-bottom: 16px;
}

.column-detail__author {
    margin-top: 32px;
    text-align: right;
    line-height: 1.5;
}

.column-detail__author-name,
.column-detail__author-office {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
    color: var(--columns-author);
}

.column-detail__cta {
    margin-top: 56px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.column-detail__cta a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    border-radius: 999px;
    text-decoration: none;
    font-weight: 700;
}

.column-detail__cta a.primary {
    background: var(--columns-orange);
    color: #fff;
}

.column-detail__cta a.secondary {
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: var(--columns-black);
}

.columns-empty {
    border: 1px dashed rgba(0, 0, 0, 0.2);
    border-radius: 12px;
    padding: 32px;
    text-align: center;
    background: #fff;
}

.columns-empty__link {
    display: inline-block;
    margin-top: 12px;
    color: var(--columns-orange-dark);
    text-decoration: none;
    font-weight: 600;
}

@media (max-width: 1024px) {
    .columns-hero-simple {
        padding: 72px 24px 32px;
    }

    .columns-hero-simple::after {
        width: 80%;
        right: -40px;
    }

    .columns-gallery__grid {
        gap: 32px;
    }

    .column-detail {
        padding: 0 16px;
    }

    .column-detail__thumbnail {
        height: 360px;
    }
}

@media (max-width: 640px) {
    .columns-hero-simple {
        padding: 56px 16px 24px;
    }

    .columns-hero-simple__description {
        text-align: left;
    }

    .columns-gallery {
        padding: 0 16px;
    }

    .columns-card__thumb {
        height: 220px;
    }

    .column-detail__meta {
        flex-direction: column;
    }

    .column-detail__thumbnail {
        height: 260px;
    }

    .column-detail__cta {
        flex-direction: column;
    }
}