.community-container{display:flex;flex-direction:column;gap:24px}.sponsor-banner{background:linear-gradient(135deg,var(--primary) 0%,var(--primary-hover) 100%);border-radius:12px;padding:32px 40px;color:#fff;display:flex;justify-content:space-between;align-items:center;box-shadow:0 10px 15px -3px #0f28471a;position:relative;overflow:hidden}.sponsor-banner:after{content:"";position:absolute;top:-50%;right:-10%;width:300px;height:300px;background:radial-gradient(circle,rgba(14,165,233,.2) 0%,transparent 70%);border-radius:50%;pointer-events:none}.sponsor-content h2{margin:0 0 8px;font-size:1.5rem;font-weight:800;letter-spacing:-.5px}.sponsor-content p{margin:0;font-size:1rem;color:#cbd5e1}.btn-sponsor{background-color:var(--accent);color:#fff;border:none;padding:10px 24px;border-radius:6px;font-size:.95rem;font-weight:700;cursor:pointer;transition:background .2s;z-index:1}.btn-sponsor:hover{background-color:#0284c7}.board-area{background-color:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:0 4px 6px -1px #00000005;display:flex;flex-direction:column;overflow:hidden;min-height:500px}.board-tabs{display:flex;border-bottom:1px solid var(--border);background-color:#f8fafc;padding:0 24px;gap:32px;overflow-x:auto}.board-tabs::-webkit-scrollbar{height:0}.nav-item{color:var(--text-muted);text-decoration:none;font-size:1rem;font-weight:600;padding:20px 0;border-bottom:3px solid transparent;cursor:pointer;transition:all .2s ease;white-space:nowrap}.nav-item:hover{color:var(--text-main)}.nav-item.active{color:var(--primary);border-bottom-color:var(--primary);font-weight:800}.board-controls{padding:24px;display:flex;justify-content:space-between;align-items:center}.board-title-group h3{margin:0 0 4px;font-size:1.25rem;color:var(--text-main);font-weight:800}.board-title-group p{margin:0;font-size:.9rem;color:var(--text-muted)}.action-group{display:flex;gap:12px}.search-box{display:flex;align-items:center;background:var(--bg-color);border:1px solid var(--border);border-radius:6px;padding:0 12px;width:250px;transition:border-color .2s}.search-box:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px #0ea5e91a}.search-box input{border:none;background:transparent;padding:10px 8px;width:100%;font-size:.9rem;color:var(--text-main)}.search-box input:focus{outline:none}.search-box i{color:var(--text-muted);font-size:.9rem;font-style:normal;font-weight:700}.btn-write{background-color:var(--accent);color:#fff;border:none;padding:10px 20px;border-radius:6px;font-weight:700;cursor:pointer;transition:background .2s}.btn-write:hover{background-color:#0284c7}.board-table{width:100%;border-collapse:collapse;text-align:left}.board-table th{background-color:#f1f5f9;color:var(--text-muted);font-size:.85rem;font-weight:700;padding:14px 24px;border-top:1px solid var(--border);border-bottom:1px solid var(--border);text-transform:uppercase;letter-spacing:.5px}.board-table td{padding:18px 24px;border-bottom:1px solid var(--border);color:var(--text-main);font-size:.95rem;transition:background .2s}.board-table tbody tr:hover td{background-color:#f8fafc;cursor:pointer}.board-table tbody tr:last-child td{border-bottom:none}.board-table tr.notice td{background-color:#0ea5e908}.board-table tr.notice td:first-child{color:var(--accent);font-weight:800}.col-id{width:60px;color:var(--text-muted)!important;font-size:.85rem!important}.col-title{font-weight:600}.col-author{width:120px}.col-date{width:100px;color:var(--text-muted)!important;font-size:.85rem!important}.col-views{width:80px;text-align:right;color:var(--text-muted)!important;font-size:.85rem!important}.attendance-area{display:none;flex-direction:column;padding:0 24px 24px}.attendance-form{display:flex;gap:12px;background-color:#f8fafc;border:1px solid var(--border);border-radius:8px;padding:16px;margin-bottom:24px}.attendance-input{flex:1;padding:12px 16px;border:1px solid var(--border);border-radius:6px;font-size:1rem;color:var(--text-main);background:var(--surface);transition:all .2s}.attendance-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #0ea5e91a}.btn-attendance{background-color:var(--primary);color:#fff;border:none;padding:0 32px;border-radius:6px;font-weight:800;font-size:1rem;cursor:pointer;transition:background .2s;white-space:nowrap}.btn-attendance:hover{background-color:var(--primary-hover)}.attendance-list{display:flex;flex-direction:column;gap:16px}.attendance-item{display:flex;gap:16px;padding-bottom:16px;border-bottom:1px solid var(--border)}.attendance-item:last-child{border-bottom:none;padding-bottom:0}.attendance-avatar{width:44px;height:44px;border-radius:50%;background:linear-gradient(135deg,var(--accent) 0%,var(--primary) 100%);color:#fff;display:flex;justify-content:center;align-items:center;font-weight:800;font-size:1.1rem;flex-shrink:0}.attendance-content{flex:1;display:flex;flex-direction:column;justify-content:center;gap:4px}.attendance-header{display:flex;align-items:center;gap:8px}.att-name{font-weight:700;color:var(--text-main);font-size:.95rem}.att-time{font-size:.8rem;color:var(--text-muted)}.att-text{font-size:1rem;color:var(--text-main);margin:0;line-height:1.4}.modal-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:#0f284799;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px);display:flex;justify-content:center;align-items:center;z-index:1000;opacity:0;pointer-events:none;transition:opacity .2s ease}.modal-overlay.show{opacity:1;pointer-events:auto}.modal-content{background:var(--surface);width:100%;max-width:800px;border-radius:12px;box-shadow:0 20px 25px -5px #0000001a;transform:translateY(20px);transition:transform .3s ease;display:flex;flex-direction:column;max-height:90vh;overflow:hidden}.modal-overlay.show .modal-content{transform:translateY(0)}.modal-header{padding:24px;border-bottom:1px solid var(--border);display:flex;justify-content:space-between;align-items:center;flex-shrink:0}.modal-header h2{margin:0;font-size:1.4rem;font-weight:800;color:var(--primary)}.btn-close{background:transparent;border:none;font-size:1.5rem;color:var(--text-muted);cursor:pointer;padding:0;display:flex;align-items:center;justify-content:center}.btn-close:hover{color:var(--error)}#form-write-board{display:flex;flex-direction:column;overflow:hidden;flex:1}.modal-body{padding:24px;overflow-y:auto;display:flex;flex-direction:column;gap:20px}.form-group{display:flex;flex-direction:column;gap:8px;margin-bottom:0}.form-group label{font-size:.95rem;font-weight:700;color:var(--text-main);margin:0}.form-control{width:100%;padding:12px 14px;background-color:var(--surface);border:1px solid var(--border);border-radius:6px;color:var(--text-main);font-size:1rem;font-family:inherit;box-sizing:border-box;transition:all .2s ease}.form-control::placeholder{color:#94a3b8}.form-control:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #0ea5e926}.select-control{-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:40px}.editor-toolbar{display:flex;gap:8px;padding:8px;background:#f8fafc;border:1px solid var(--border);border-bottom:none;border-radius:6px 6px 0 0}.editor-btn{background:transparent;border:none;color:var(--text-muted);padding:6px 10px;border-radius:4px;cursor:pointer;transition:all .2s;font-family:inherit}.editor-btn:hover{background:#e2e8f0;color:var(--primary)}#board_content{border-radius:0 0 6px 6px;border-top:none}.modal-footer{padding:20px 24px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:12px;background:var(--bg-color);border-radius:0 0 12px 12px;flex-shrink:0}.modal-footer .btn{width:auto;padding:10px 24px;border-radius:6px;font-size:.95rem;font-weight:700;cursor:pointer;transition:all .2s ease}.modal-footer .btn-outline{background-color:var(--surface);border:1px solid var(--border);color:var(--text-main)}.modal-footer .btn-outline:hover{background-color:var(--border)}.modal-footer .btn-primary{background-color:var(--primary);border:1px solid var(--primary);color:#fff}.modal-footer .btn-primary:hover{background-color:var(--primary-hover);border-color:var(--primary-hover)}