* { box-sizing: border-box; margin: 0; padding: 0; }
        body { font-family: 'Pretendard', 'Malgun Gothic', sans-serif; background-color: #f7f9fa; color: #333; line-height: 1.5; }
        a { text-decoration: none; color: inherit; }

        .navbar { background: #fff; border-bottom: 1px solid #eaeaea; padding: 15px 0; }
        .nav-container { max-width: 1000px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; padding: 0 20px; }
        .logo { font-size: 20px; font-weight: 800; color: #ff5722; display: flex; align-items: center; gap: 8px; }

        .container { max-width: 1000px; margin: 35px auto; padding: 0 20px; }

        .board-header { margin-bottom: 24px; }
        .board-title { font-size: 28px; font-weight: 800; color: #1e293b; display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
        .board-subtitle { font-size: 15px; color: #64748b; font-weight: 400; }

        .category-tabs { display: flex; align-items: center; gap: 12px; margin-bottom: 28px; flex-wrap: wrap; }
        .tab-item { padding: 9px 20px; border-radius: 25px; font-size: 14px; font-weight: 700; color: #64748b; background: transparent; transition: all 0.2s ease; display: inline-flex; align-items: center; gap: 6px; }
        .tab-item:hover { color: #1e293b; background-color: #f1f5f9; }
        .tab-item.active { background: #2b374e; color: #ffffff !important; box-shadow: 0 4px 12px rgba(43, 55, 78, 0.25); }

        .board-card { background: #fff; border-radius: 12px; border: 1px solid #eaeaea; overflow: hidden; box-shadow: 0 2px 8px rgba(0,0,0,0.02); }

        .board-table { width: 100%; border-collapse: collapse; text-align: left; font-size: 14px; }
        .board-table th { background: #f8f9fa; padding: 14px 16px; border-bottom: 1px solid #eaeaea; color: #555; font-weight: 700; }
        .board-table td { padding: 14px 16px; border-bottom: 1px solid #f0f0f0; vertical-align: middle; }
        .board-table tr:hover { background-color: #fdfdfd; }
        .board-table tr.fixed-row { background-color: #fff8f6; }

        .cat-badge { display: inline-block; padding: 3px 8px; border-radius: 4px; font-size: 11px; font-weight: 700; background: #edf2f7; color: #4a5568; margin-right: 6px; }
        .cat-badge.FIX { background: #ffebee; color: #c62828; }
        .cat-badge.NORMAL { background: #e3f2fd; color: #1565c0; }

        .subject-link { color: #2d3436; font-weight: 600; font-size: 15px; }
        .subject-link:hover { color: #ff5722; text-decoration: underline; }

        .comment-cnt { font-size: 13px; font-weight: 700; color: #ff5722; margin-left: 4px; }

        .top-bar { display: flex; justify-content: space-between; align-items: center; margin-bottom: 15px; }
        .btn-write { background: #ff5722; color: #fff; padding: 10px 20px; border-radius: 8px; font-weight: 700; font-size: 14px; }
        .btn-write:hover { background: #e64a19; }

        .pagination { display: flex; justify-content: center; gap: 5px; margin-top: 25px; }
        .page-link { padding: 8px 12px; border-radius: 6px; border: 1px solid #ddd; background: #fff; color: #555; font-size: 13px; font-weight: 600; }
        .page-link.active { background: #1e272e; color: #fff; border-color: #1e272e; }

        .search-box {
            display: flex;
            align-items: center;
            gap: 0;
            margin-bottom: 20px;
            background: #fff;
            border: 1.5px solid #e2e8f0;
            border-radius: 30px;
            padding: 4px 4px 4px 18px;
            box-shadow: 0 2px 8px rgba(0,0,0,0.04);
            transition: border-color 0.2s ease, box-shadow 0.2s ease;
        }
        .search-box:focus-within {
            border-color: #ff5722;
            box-shadow: 0 4px 14px rgba(255, 87, 34, 0.15);
        }
        .search-box input {
            flex: 1;
            border: none;
            outline: none;
            padding: 10px 6px;
            font-size: 14px;
            background: transparent;
        }
        .search-box input::placeholder { color: #94a3b8; }
        .search-box button {
            display: flex;
            align-items: center;
            gap: 6px;
            padding: 10px 20px;
            background: linear-gradient(135deg, #ff5722, #e64a19);
            color: #fff;
            border: none;
            border-radius: 26px;
            font-weight: 700;
            font-size: 14px;
            cursor: pointer;
            transition: opacity 0.2s ease, transform 0.15s ease;
        }
        .search-box button:hover { opacity: 0.9; transform: translateY(-1px); }
        .search-result-info { font-size: 14px; color: #64748b; margin-bottom: 12px; }
        .search-result-info b { color: #ff5722; }