:root{--bg-main:#f8fafc;--bg-card:#ffffff;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#475569;--primary-color:#3b82f6;--primary-hover:#2563eb;--accent-color:#ec4899;--border-color:#e2e8f0;--header-height:54px;}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent;}html{background-color:var(--bg-main);font-size:16px;-webkit-text-size-adjust:100%;}body{font-family:'Pretendard',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,sans-serif;background-color:var(--bg-main);color:var(--text-primary);line-height:1.5;padding-top:0;padding-bottom:30px;min-height:100vh;min-height:100dvh;overflow-x:hidden;}a{color:inherit;text-decoration:none;}.m-header{position:relative;width:100%;height:var(--header-height);background:#ffffff;border-bottom:1px solid var(--border-color);display:flex;align-items:center;justify-content:space-between;padding:0 14px;z-index:100;box-shadow:0 1px 3px rgba(0,0,0,0.04);}.m-logo{display:flex;align-items:center;gap:8px;font-weight:900;font-size:1.1rem;}.m-logo img{height:28px;width:auto;}.m-header-actions{display:flex;align-items:center;gap:8px;}.m-btn-login{background:var(--primary-color);color:#ffffff;font-weight:700;font-size:0.78rem;padding:5px 12px;border-radius:20px;border:none;cursor:pointer;}.m-user-avatar{width:30px;height:30px;border-radius:50%;object-fit:cover;border:1px solid var(--border-color);}.m-top-nav{position:sticky;top:0;left:0;right:0;z-index:999;background:rgba(255,255,255,0.98);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);border-bottom:1.5px solid var(--border-color);box-shadow:0 3px 10px rgba(0,0,0,0.05);}.m-top-nav-container{display:flex;align-items:center;justify-content:space-between;overflow-x:auto;white-space:nowrap;scrollbar-width:none;-webkit-overflow-scrolling:touch;padding:0 4px;}.m-top-nav-container::-webkit-scrollbar{display:none;}.m-top-nav-item{display:inline-flex;align-items:center;justify-content:center;gap:4px;padding:11px 12px;font-size:0.82rem;font-weight:700;color:var(--text-secondary);text-decoration:none;border-bottom:2.5px solid transparent;flex-shrink:0;transition:all 0.2s ease;}.m-top-nav-item svg{width:17px;height:17px;stroke:var(--text-muted);transition:stroke 0.2s ease;}.m-top-nav-item.active{color:var(--primary-color);font-weight:900;border-bottom-color:var(--primary-color);background:rgba(59,130,246,0.06);}.m-top-nav-item.active svg{stroke:var(--primary-color);}.m-nav-util-btn{color:#8b5cf6;}.m-nav-util-btn.active{color:#8b5cf6;border-bottom-color:#8b5cf6;background:rgba(139,92,246,0.06);}.m-nav-util-btn svg{stroke:#8b5cf6;}.m-bottom-nav{display:none !important;}.m-container{padding:14px;max-width:100%;}.m-hero-card{background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 60%,#311042 100%);color:#ffffff;border-radius:16px;padding:20px 16px;margin-bottom:16px;box-shadow:0 8px 20px rgba(15,23,42,0.15);}.m-hero-badge{background:linear-gradient(90deg,#6366f1,#a855f7);color:#ffffff;font-size:0.68rem;font-weight:800;padding:4px 10px;border-radius:12px;display:inline-block;margin-bottom:10px;}.m-hero-title{font-size:1.2rem;font-weight:900;line-height:1.35;margin-bottom:8px;background:linear-gradient(180deg,#ffffff 0%,#cbd5e1 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;}.m-hero-desc{font-size:0.82rem;color:#94a3b8;line-height:1.5;margin-bottom:14px;}.m-hero-quick-btns{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px;-webkit-overflow-scrolling:touch;}.m-quick-btn{padding:8px 14px;border-radius:10px;font-size:0.78rem;font-weight:800;color:#ffffff;white-space:nowrap;display:flex;align-items:center;gap:4px;}.m-cat-nav-wrapper{position:sticky;top:45px;z-index:900;background:#ffffff;border-bottom:1px solid var(--border-color);display:flex;align-items:center;margin:-14px -14px 14px -14px;padding:8px 10px;box-shadow:0 2px 6px rgba(0,0,0,0.04);}.m-cat-scroll{display:flex;gap:6px;overflow-x:auto;white-space:nowrap;padding:2px 2px;-webkit-overflow-scrolling:touch;scroll-behavior:smooth;flex:1;scrollbar-width:none;}.m-cat-scroll::-webkit-scrollbar{display:none;}.m-cat-chip{padding:6px 14px;border-radius:20px;background:#f1f5f9;border:1px solid var(--border-color);font-size:0.8rem;font-weight:600;color:var(--text-secondary);flex-shrink:0;transition:all 0.2s ease;}.m-cat-chip.active{background:var(--primary-color);color:#ffffff;border-color:var(--primary-color);font-weight:800;box-shadow:0 2px 6px rgba(59,130,246,0.3);}.m-cat-expand-btn{background:none;border:none;padding:6px 8px;color:var(--text-secondary);cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;}.m-cat-drawer{display:none;position:absolute;top:100%;left:0;right:0;background:#ffffff;border-bottom:1.5px solid var(--border-color);padding:14px;box-shadow:0 10px 20px rgba(0,0,0,0.1);z-index:950;}.m-cat-drawer.open{display:block;}.m-cat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;}.m-metrics-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-bottom:20px;}.m-metric-card{background:#ffffff;border:1px solid var(--border-color);border-radius:12px;padding:12px 10px;text-align:center;}.m-metric-label{font-size:0.72rem;color:var(--text-muted);font-weight:700;margin-bottom:4px;}.m-metric-val{font-size:1.2rem;font-weight:900;}.m-card-list,.m-art-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px;}.m-post-card{background:#ffffff;border:1px solid var(--border-color);border-radius:12px;overflow:hidden;box-shadow:0 2px 6px rgba(0,0,0,0.03);display:flex;flex-direction:column;height:250px;transition:transform 0.15s ease,box-shadow 0.15s ease;}.m-post-card:active{transform:scale(0.98);}.m-card-thumb{width:100%;height:115px;object-fit:cover;display:block;background:#e2e8f0;flex-shrink:0;}.m-card-body{padding:10px;display:flex;flex-direction:column;flex:1;justify-content:space-between;overflow:hidden;}.m-card-tag{font-size:0.62rem;font-weight:800;color:var(--primary-color);text-transform:uppercase;margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}.m-card-title{font-size:0.82rem;font-weight:800;color:var(--text-primary);margin-bottom:4px;line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;text-overflow:ellipsis;max-height:2.6em;}.m-card-desc{font-size:0.72rem;color:var(--text-secondary);line-height:1.3;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:4px;}.m-card-meta{display:flex;align-items:center;justify-content:space-between;font-size:0.68rem;color:var(--text-muted);margin-top:auto;padding-top:4px;border-top:1px solid #f1f5f9;}.m-card-meta span{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;}.m-comm-hero{background:linear-gradient(135deg,#0f172a 0%,#1e1b4b 50%,#311042 100%);color:#ffffff;padding:18px 14px;border-radius:16px;margin-bottom:14px;}.m-comm-list{display:flex;flex-direction:column;gap:12px;}.m-comm-card{background:#ffffff;border:1px solid var(--border-color);border-radius:14px;padding:14px;margin-bottom:0;cursor:pointer;transition:transform 0.15s ease,box-shadow 0.15s ease;}.m-comm-card:active{transform:scale(0.99);background:#f8fafc;}.m-comm-badge{display:inline-block;padding:3px 8px;border-radius:6px;font-size:0.7rem;font-weight:800;margin-bottom:6px;}.modal-overlay,.m-modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(15,23,42,0.65);backdrop-filter:blur(5px);-webkit-backdrop-filter:blur(5px);z-index:10000;display:none;align-items:center;justify-content:center;padding:12px;box-sizing:border-box;}.modal-overlay.active,.m-modal-overlay.active{display:flex !important;}.modal-card{background:#ffffff;width:95%;max-width:600px;max-height:88vh;overflow-y:auto;border-radius:20px;padding:24px 20px;box-shadow:0 20px 40px rgba(0,0,0,0.25);position:relative;box-sizing:border-box;}.modal-close{position:absolute;top:16px;right:16px;width:32px;height:32px;border-radius:50%;background:#f1f5f9;color:#475569;display:flex;align-items:center;justify-content:center;cursor:pointer;z-index:100;font-size:1.3rem;font-weight:700;border:none;transition:all 0.2s ease;}.modal-close:hover{background:#e2e8f0;color:#0f172a;}.form-group{margin-bottom:16px;}.form-label{font-size:0.82rem;font-weight:800;color:#334155;margin-bottom:6px;display:block;}.form-input{width:100%;padding:10px 12px;border:1.5px solid #cbd5e1;border-radius:10px;font-size:0.88rem;outline:none;box-sizing:border-box;font-family:inherit;background:#ffffff;color:#0f172a;}.form-input:focus{border-color:var(--primary-color);box-shadow:0 0 0 3px rgba(59,130,246,0.15);}.btn-code-tab{background:#ffffff;color:#64748b;border:none;transition:all 0.2s ease;}.btn-code-tab.active{background:#4f46e5;color:#ffffff;box-shadow:0 2px 6px rgba(79,70,229,0.25);}.m-modal-sheet{background:#ffffff;width:100%;max-height:88vh;border-top-left-radius:20px;border-top-right-radius:20px;padding:20px 16px;overflow-y:auto;position:relative;box-shadow:0 -10px 25px rgba(0,0,0,0.2);}.m-modal-close{position:absolute;top:14px;right:16px;font-size:1.5rem;background:none;border:none;color:var(--text-muted);cursor:pointer;}