.post-index-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:24px;flex-wrap:wrap;gap:12px}.post-index-title{font-size:1.5rem;font-weight:700;color:#1a1a2e;border-bottom:3px solid #e94560;padding-bottom:8px;margin:0}.btn-new-thread{background:linear-gradient(135deg,#e94560,#c73550);color:#fff;border:none;border-radius:8px;padding:10px 24px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s}.btn-new-thread:hover{transform:translateY(-1px);box-shadow:0 4px 12px #e945604d}.flash-message{background:#fff0f3;border:1px solid #fcd;color:#e94560;border-radius:8px;padding:12px 20px;font-weight:500}.search-area{background:#f8f9fb;border-radius:12px;padding:20px;margin-bottom:24px;border:1px solid #e8e8f0}.category-filter{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin-bottom:16px}fieldset{border:none;padding:0;margin:0}.radio-inline__input{clip:rect(1px,1px,1px,1px);position:absolute!important}.radio-inline__label{display:inline-block;padding:6px 16px;border-radius:20px;border:1px solid #d0d0dd;background:#fff;font-size:.8rem;font-weight:500;color:#555;cursor:pointer;transition:all .2s;margin:0}.radio-inline__label:hover{border-color:#0f3460;color:#0f3460}.radio-inline__input:checked+.radio-inline__label{background:#0f3460;color:#fff;border-color:#0f3460}.radio-inline__input:focus+.radio-inline__label{box-shadow:0 0 0 3px #0f346033}.search-box{display:flex;gap:8px}.search-input{flex:1;border:1px solid #d0d0dd;border-radius:8px;padding:10px 14px;font-size:.9rem;transition:border-color .2s}.search-input:focus{border-color:#0f3460;box-shadow:0 0 0 3px #0f34601a;outline:none}.btn-search{background:linear-gradient(135deg,#1a1a2e,#0f3460);color:#fff;border:none;border-radius:8px;padding:10px 28px;font-weight:600;font-size:.9rem;cursor:pointer;transition:all .2s;white-space:nowrap}.btn-search:hover{box-shadow:0 4px 12px #0f34604d}.post-list{display:flex;flex-direction:column;gap:12px}.post-card{background:#fff;border-radius:10px;border:1px solid #e8e8f0;padding:16px 20px;cursor:pointer;transition:all .2s}.post-card:hover{border-color:#0f3460;box-shadow:0 4px 16px #00000014;transform:translateY(-1px)}.post-card-header{display:flex;align-items:center;gap:10px;margin-bottom:8px;flex-wrap:wrap}.post-category-tag{background:linear-gradient(135deg,#0f3460,#16213e);color:#fff;font-size:.7rem;font-weight:600;padding:3px 10px;border-radius:12px;white-space:nowrap}.post-meta{font-size:.75rem;color:#999}.post-comment-count{font-size:.75rem;color:#e94560;font-weight:600}.post-card-title{font-size:1rem;font-weight:600;color:#1a1a2e;line-height:1.5}@media screen and (max-width:768px){.post-index-header{flex-direction:column;align-items:stretch;text-align:center}.post-index-title{font-size:1.2rem}.btn-new-thread{width:100%}.search-area{padding:16px}.search-box{flex-direction:column}.btn-search{width:100%}.post-card{padding:14px 16px}.post-card-title{font-size:.9rem}}