.rb-hero {
    position: relative;

    min-height: 480px;
    overflow: hidden;

    display: flex;
    align-items: flex-end;

    padding: clamp(28px, 5vw, 58px);

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            #252a32,
            #111318
        );

    border-radius: var(--rb-radius-xl);
}

.rb-hero.has-image {
    background-image:
        var(--rb-hero-image);

    background-position: center;
    background-size: cover;
}

.rb-hero__overlay {
    position: absolute;
    inset: 0;

    background:
        linear-gradient(
            90deg,
            rgba(8, 10, 13, 0.92) 0%,
            rgba(8, 10, 13, 0.68) 50%,
            rgba(8, 10, 13, 0.18) 100%
        );
}

.rb-hero__content {
    position: relative;
    z-index: 1;

    max-width: 720px;
}

.rb-hero__eyebrow {
    display: inline-block;

    margin-bottom: 14px;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;

    color: #ff514c;
}

.rb-hero h1 {
    max-width: 700px;

    margin: 0 0 18px;

    font-size: clamp(
        40px,
        5vw,
        72px
    );

    line-height: 0.98;
    letter-spacing: -0.055em;
}

.rb-hero p {
    max-width: 620px;

    margin: 0 0 28px;

    font-size: clamp(
        17px,
        2vw,
        21px
    );

    color: rgba(255, 255, 255, 0.82);
}

.rb-home-section {
    margin-top: 54px;
}

.rb-category-grid {
    display: grid;
    grid-template-columns: repeat(
        3,
        minmax(0, 1fr)
    );
    gap: 14px;
}

.rb-category-card {
    position: relative;

    min-height: 122px;

    display: flex;
    flex-direction: column;
    justify-content: space-between;

    padding: 20px;

    overflow: hidden;

    background: var(--rb-surface);
    border: 1px solid var(--rb-border);
    border-radius: var(--rb-radius-md);

    transition:
        transform 0.2s ease,
        border-color 0.2s ease,
        box-shadow 0.2s ease;
}

.rb-category-card:hover {
    transform: translateY(-2px);

    border-color: #c9ccd1;
    box-shadow: var(--rb-shadow);
}

.rb-category-card__number {
    font-size: 11px;
    font-weight: 900;

    color: var(--rb-primary);
}

.rb-category-card strong {
    padding-right: 32px;

    font-size: 20px;
    letter-spacing: -0.025em;
}

.rb-category-card__arrow {
    position: absolute;
    right: 18px;
    bottom: 18px;

    font-size: 22px;

    color: var(--rb-text-muted);
}

.rb-seller-cta {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 36px;

    margin-top: 60px;
    padding: clamp(28px, 5vw, 52px);

    color: #ffffff;

    background:
        linear-gradient(
            135deg,
            var(--rb-primary-dark),
            var(--rb-primary)
        );

    border-radius: var(--rb-radius-xl);
}

.rb-seller-cta__content {
    max-width: 720px;
}

.rb-seller-cta__content > span {
    font-size: 12px;
    font-weight: 900;
    letter-spacing: 0.1em;
    text-transform: uppercase;

    color: rgba(255, 255, 255, 0.7);
}

.rb-seller-cta h2 {
    margin: 8px 0 12px;

    font-size: clamp(
        28px,
        4vw,
        42px
    );

    line-height: 1.05;
    letter-spacing: -0.04em;
}

.rb-seller-cta p {
    margin: 0;

    color: rgba(255, 255, 255, 0.8);
}

.rb-article-grid {
    display: grid;
    grid-template-columns: repeat(
        3,
        minmax(0, 1fr)
    );
    gap: 18px;
}

.rb-article-card {
    overflow: hidden;

    background: var(--rb-surface);
    border: 1px solid var(--rb-border);
    border-radius: var(--rb-radius-md);
}

.rb-article-card__media {
    display: block;

    aspect-ratio: 16 / 9;

    overflow: hidden;

    background: var(--rb-dark);
}

.rb-article-card__media img {
    width: 100%;
    height: 100%;

    object-fit: cover;

    transition: transform 0.35s ease;
}

.rb-article-card:hover
.rb-article-card__media img {
    transform: scale(1.035);
}

.rb-article-card__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 100%;
    height: 100%;

    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;

    color: rgba(255, 255, 255, 0.4);
}

.rb-article-card__content {
    padding: 18px;
}

.rb-article-card__content > span {
    font-size: 11px;

    color: var(--rb-text-muted);
}

.rb-article-card h3 {
    margin: 7px 0 20px;

    font-size: 19px;
    line-height: 1.3;
}

.rb-article-card__read {
    font-size: 13px;
    font-weight: 700;

    color: var(--rb-primary);
}

@media (max-width: 900px) {
    .rb-category-grid {
        grid-template-columns: repeat(
            2,
            minmax(0, 1fr)
        );
    }

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

@media (max-width: 640px) {
    .rb-hero {
        min-height: 420px;

        border-radius: var(--rb-radius-lg);
    }

    .rb-hero__overlay {
        background:
            linear-gradient(
                0deg,
                rgba(8, 10, 13, 0.94),
                rgba(8, 10, 13, 0.42)
            );
    }

    .rb-home-section {
        margin-top: 42px;
    }

    .rb-category-grid {
        grid-template-columns: 1fr;
    }

    .rb-seller-cta {
        align-items: flex-start;
        flex-direction: column;
    }

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