.world-page {
    min-height: 100vh;
    background:
        radial-gradient(ellipse 80% 50% at 10% -10%, rgba(184, 107, 53, 0.12), transparent 55%),
        radial-gradient(ellipse 60% 40% at 100% 0%, rgba(11, 17, 22, 0.06), transparent 50%),
        var(--paper, #f7f4ef);
}

.world-header {
    position: sticky;
    top: 0;
    z-index: 40;
    backdrop-filter: blur(12px);
    background: rgba(247, 244, 239, 0.88);
    border-bottom: 1px solid rgba(11, 17, 22, 0.08);
}

.world-nav {
    display: flex;
    align-items: center;
    gap: 18px;
    padding: 14px 0;
    flex-wrap: wrap;
}

.world-nav nav {
    display: flex;
    gap: 14px;
    flex: 1;
    flex-wrap: wrap;
}

.world-nav nav a {
    color: var(--ink-soft, #3d464e);
    font-size: 13px;
    font-weight: 600;
}

.world-nav nav a.is-active,
.world-nav nav a:hover {
    color: var(--copper-deep, #8a4a22);
}

.world-nav .back-home {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 700;
    color: var(--ink);
}

.world-hero {
    padding: 42px 0 18px;
}

.world-title {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: 24px;
    margin-bottom: 28px;
}

.world-title h1 {
    margin: 8px 0 10px;
    font-family: Literata, Georgia, serif;
    font-size: clamp(1.8rem, 3vw, 2.6rem);
    line-height: 1.15;
    color: var(--ink);
}

.world-title p {
    margin: 0;
    max-width: 42ch;
    color: var(--ink-soft, #3d464e);
    font-size: 15px;
    line-height: 1.55;
}

.world-hero-meta {
    display: grid;
    gap: 6px;
    text-align: right;
    color: var(--mist);
    font-size: 12px;
    font-weight: 600;
}

.world-hero-meta span {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: 6px;
}

.world-filters {
    display: grid;
    gap: 18px;
    padding: 20px 0 8px;
}

.filter-block {
    display: grid;
    gap: 10px;
}

.filter-label {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--mist);
}

.filter-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.filter-chip {
    appearance: none;
    border: 1px solid rgba(11, 17, 22, 0.12);
    background: rgba(255, 255, 255, 0.7);
    color: var(--ink);
    font: inherit;
    font-size: 13px;
    font-weight: 600;
    padding: 8px 12px;
    border-radius: 4px;
    cursor: pointer;
    transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}

.filter-chip small {
    margin-left: 6px;
    color: var(--mist);
    font-weight: 700;
}

.filter-chip:hover {
    border-color: rgba(184, 107, 53, 0.45);
}

.filter-chip.is-active {
    background: var(--ink, #0b1116);
    border-color: var(--ink, #0b1116);
    color: #fff;
}

.filter-chip.is-active small {
    color: rgba(255, 255, 255, 0.7);
}

.world-feed {
    padding: 12px 0 64px;
}

.world-feed-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
}

.world-feed-heading h2 {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 800;
}

.filter-reset {
    appearance: none;
    border: 0;
    background: transparent;
    color: var(--copper-deep);
    font: inherit;
    font-size: 13px;
    font-weight: 700;
    cursor: pointer;
    text-decoration: underline;
    text-underline-offset: 3px;
}

.world-feed-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.world-news-card .world-news-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}

.world-tag {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: 11px;
    font-weight: 700;
    color: var(--copper-deep);
    background: rgba(184, 107, 53, 0.1);
    padding: 3px 8px;
    border-radius: 3px;
}

.world-footer {
    border-top: 1px solid rgba(11, 17, 22, 0.08);
    padding: 22px 0 36px;
}

.world-footer .container {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
    color: var(--mist);
    font-size: 12px;
}

.world-footer a {
    color: var(--ink);
    font-weight: 700;
}

@media (max-width: 980px) {
    .world-feed-grid {
        grid-template-columns: 1fr 1fr;
    }

    .world-title {
        flex-direction: column;
        align-items: flex-start;
    }

    .world-hero-meta {
        text-align: left;
    }

    .world-hero-meta span {
        justify-content: flex-start;
    }
}

@media (max-width: 640px) {
    .world-nav nav {
        display: none;
    }

    .world-feed-grid {
        grid-template-columns: 1fr;
    }

    .world-hero h1 {
        font-size: clamp(28px, 8vw, 40px);
    }

    .world-filters {
        flex-wrap: wrap;
        gap: 8px;
    }
}