/* cards.css — 창의활동·유틸리티 공통 카드 시스템 (페이지 hero·탭·그리드·카드) */
/* ── 창의활동 전용 스타일 ── */
        .page-hero {
            padding: 5.5rem 0 1.5rem;
            background: linear-gradient(180deg, var(--color-surface-soft) 0%, var(--color-canvas) 100%);
            text-align: center;
        }

        .page-title {
            font-size: 2rem;
            margin-bottom: 0.5rem;
            color: var(--color-text);
        }

        .page-hero .lead {
            font-size: 0.95rem;
            line-height: 1.55;
        }
        .page-hero .badge {
            font-size: 0.78rem;
        }

        @media (max-width: 600px) {
            .page-hero { padding: 5rem 0 1rem; }
            .page-title { font-size: 1.5rem; }
            .page-hero .lead br { display: none; }
        }

        /* ── 카테고리 탭 ── */
        .cat-tabs {
            display: flex;
            border-bottom: 2px solid var(--color-hairline);
            margin-bottom: 2rem;
            overflow-x: auto;
            scrollbar-width: none;
            -ms-overflow-style: none;
        }
        .cat-tabs::-webkit-scrollbar { display: none; }

        .cat-tab {
            flex-shrink: 0;
            display: flex;
            align-items: center;
            gap: 0.375rem;
            padding: 0.75rem 1.25rem;
            font-size: 0.9375rem;
            font-weight: 600;
            color: var(--color-text-muted);
            background: none;
            border: none;
            border-bottom: 2px solid transparent;
            margin-bottom: -2px;
            cursor: pointer;
            transition: color 0.15s, border-color 0.15s;
            white-space: nowrap;
            font-family: var(--font-main);
        }
        .cat-tab:hover { color: var(--color-text); }
        .cat-tab.active {
            color: var(--color-primary);
            border-bottom-color: var(--color-primary);
        }

        /* ── 게임 카드 그리드 — 5/4/3/2/1열 반응형 ── */
        .activities-grid {
            display: grid;
            grid-template-columns: repeat(5, 1fr);
            gap: 1.5rem;
            padding: 0 0 8rem;
        }

        .activity-card {
            background: var(--color-canvas);
            border-radius: var(--radius-lg);
            border: 1px solid var(--color-hairline);
            overflow: hidden;
            text-decoration: none;
            color: var(--color-text);
            transition: transform 0.2s ease, box-shadow 0.2s ease;
            display: flex;
            flex-direction: column;
        }
        .activity-card:hover {
            transform: translateY(-4px);
            box-shadow: var(--elevation-2);
        }

        .activity-icon-area {
            aspect-ratio: 4 / 3;
            background: var(--color-surface-soft);
            display: flex;
            align-items: center;
            justify-content: center;
            border-bottom: 1px solid var(--color-hairline);
            position: relative;
            overflow: hidden;
        }

        .activity-icon {
            width: 50%;
            height: 50%;
            object-fit: contain;
            transition: transform 0.25s ease;
        }
        .activity-card:hover .activity-icon { transform: scale(1.08); }

        .icon-fallback { font-size: 3.5rem; }

        .activity-content {
            padding: 1.125rem;
            flex-grow: 1;
            display: flex;
            flex-direction: column;
        }

        .activity-title {
            font-size: 1rem;
            font-weight: 700;
            margin-bottom: 0.5rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
            color: var(--color-text);
        }

        .activity-desc {
            color: var(--color-text-muted);
            font-size: 0.875rem;
            line-height: 1.5;
            margin-bottom: 0.875rem;
        }

        .activity-tags {
            margin-top: auto;
            display: flex;
            gap: 0.375rem;
            flex-wrap: wrap;
        }

        .tag {
            font-size: 0.75rem;
            padding: 0.2rem 0.625rem;
            border-radius: var(--radius-pill);
            background: var(--color-surface-soft);
            color: var(--color-text-muted);
            font-weight: 600;
        }
        .tag.new {
            background: var(--color-secondary-soft);
            color: #166534;
        }

        .play-btn-circle {
            flex-shrink: 0;
            width: 32px;
            height: 32px;
            border-radius: var(--radius-circle);
            background: var(--color-primary-soft);
            color: var(--color-primary);
            display: flex;
            align-items: center;
            justify-content: center;
            transition: background 0.2s, color 0.2s;
        }
        .activity-card:hover .play-btn-circle {
            background: var(--color-primary);
            color: white;
        }

        /* ── 반응형 ── */
        @media (max-width: 1440px) {
            .activities-grid { grid-template-columns: repeat(4, 1fr); }
        }
        @media (max-width: 1024px) {
            .activities-grid { grid-template-columns: repeat(3, 1fr); }
        }
        @media (max-width: 600px) {
            .activities-grid { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
            .activity-desc { display: none; }
            .activity-tags { display: none; }
        }
        @media (max-width: 360px) {
            .activities-grid { grid-template-columns: 1fr; }
        }