:root{--bg-primary:#0a0a14;--bg-secondary:#12121f;--bg-card:#1a1a2e;--bg-card-hover:#22223a;--bg-elevated:#25253d;--bg-input:#16162a;--border-default:#2a2a4a;--border-light:#1e1e38;--border-focus:#3b82f6;--text-primary:#e8e8ed;--text-secondary:#a1a1b5;--text-muted:#6b6b82;--text-inverse:#0a0a14;--accent-blue:#3b82f6;--accent-blue-hover:#2563eb;--accent-blue-light:#3b82f626;--accent-green:#22c55e;--accent-green-light:#22c55e26;--accent-orange:#f97316;--accent-orange-light:#f9731626;--accent-red:#ef4444;--accent-red-light:#ef444426;--accent-purple:#a855f7;--accent-purple-light:#a855f726;--accent-yellow:#eab308;--accent-yellow-light:#eab30826;--gradient-accent:linear-gradient(135deg, #3b82f6, #8b5cf6);--gradient-card:linear-gradient(145deg, #1a1a2e 0%, #16162a 100%);--gradient-hero:linear-gradient(180deg, #1a1a2e 0%, #0a0a14 100%);--shadow-sm:0 1px 3px #0000004d;--shadow-md:0 4px 12px #0006;--shadow-lg:0 8px 30px #00000080;--shadow-glow:0 0 20px #3b82f633;--space-xs:4px;--space-sm:8px;--space-md:12px;--space-base:16px;--space-lg:24px;--space-xl:32px;--space-2xl:48px;--radius-sm:6px;--radius-md:10px;--radius-lg:16px;--radius-xl:20px;--radius-full:9999px;--sidebar-width:260px;--header-height:60px;--max-content-width:720px;--widget-width:320px;--transition-fast:.15s ease;--transition-base:.25s ease;--transition-slow:.4s cubic-bezier(.4, 0, .2, 1);--font-sans:"Noto Sans KR", -apple-system, BlinkMacSystemFont, system-ui, sans-serif}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-sans);background:var(--bg-primary);color:var(--text-primary);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;min-height:100vh;line-height:1.6;overflow-x:hidden}a{color:var(--accent-blue);transition:color var(--transition-fast);text-decoration:none}a:hover{color:var(--accent-blue-hover)}img{max-width:100%;height:auto}input,textarea,select,button{font-family:inherit;font-size:inherit}::selection{background:var(--accent-blue);color:#fff}::-webkit-scrollbar{width:6px}::-webkit-scrollbar-track{background:var(--bg-primary)}::-webkit-scrollbar-thumb{background:var(--border-default);border-radius:3px}::-webkit-scrollbar-thumb:hover{background:var(--text-muted)}.app-layout{min-height:100vh;display:flex}.main-content{margin-left:var(--sidebar-width);padding-top:var(--header-height);flex:1;min-height:100vh}.page-container{max-width:1200px;padding:var(--space-lg);gap:var(--space-lg);margin:0 auto;display:flex}.feed-column{max-width:var(--max-content-width);flex:1;min-width:0}.widget-column{width:var(--widget-width);flex-shrink:0}.header{top:0;left:var(--sidebar-width);height:var(--header-height);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border-light);padding:0 var(--space-lg);z-index:100;background:#0a0a14d9;justify-content:space-between;align-items:center;display:flex;position:fixed;right:0}.header-search{flex:1;max-width:440px;position:relative}.header-search input{background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-full);width:100%;color:var(--text-primary);transition:all var(--transition-base);outline:none;padding:10px 16px 10px 42px;font-size:14px}.header-search input:focus{border-color:var(--accent-blue);box-shadow:var(--shadow-glow)}.header-search input::placeholder{color:var(--text-muted)}.header-search-icon{color:var(--text-muted);font-size:16px;position:absolute;top:50%;left:14px;transform:translateY(-50%)}.header-actions{align-items:center;gap:var(--space-md);display:flex}.header-btn{border-radius:var(--radius-md);width:38px;height:38px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;justify-content:center;align-items:center;font-size:18px;display:flex}.header-btn:hover{background:var(--bg-elevated);color:var(--text-primary)}.header-avatar{border-radius:var(--radius-full);background:var(--gradient-accent);color:#fff;cursor:pointer;width:34px;height:34px;transition:transform var(--transition-fast);justify-content:center;align-items:center;font-size:14px;font-weight:600;display:flex}.header-avatar:hover{transform:scale(1.08)}.sidebar{width:var(--sidebar-width);background:var(--bg-secondary);border-right:1px solid var(--border-light);z-index:200;flex-direction:column;display:flex;position:fixed;top:0;bottom:0;left:0;overflow-y:auto}.sidebar-logo{align-items:center;gap:var(--space-md);padding:var(--space-base) var(--space-lg);height:var(--header-height);border-bottom:1px solid var(--border-light);text-decoration:none;display:flex}.sidebar-logo-icon{background:var(--gradient-accent);border-radius:var(--radius-md);justify-content:center;align-items:center;width:36px;height:36px;font-size:20px;display:flex}.sidebar-logo-text{color:var(--text-primary);letter-spacing:-.3px;font-size:17px;font-weight:700}.sidebar-nav{padding:var(--space-md) 0;flex:1;overflow-y:auto}.sidebar-category{margin-bottom:var(--space-xs)}.sidebar-category-label{align-items:center;gap:var(--space-sm);padding:var(--space-sm) var(--space-lg);color:var(--text-muted);text-transform:uppercase;letter-spacing:.8px;cursor:pointer;-webkit-user-select:none;user-select:none;transition:color var(--transition-fast);font-size:11px;font-weight:700;display:flex}.sidebar-category-label:hover{color:var(--text-secondary)}.sidebar-item{align-items:center;gap:var(--space-md);padding:8px var(--space-lg) 8px 28px;color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);border-left:3px solid #0000;font-size:14px;font-weight:400;text-decoration:none;display:flex}.sidebar-item:hover{background:var(--bg-card);color:var(--text-primary)}.sidebar-item.active{background:var(--accent-blue-light);color:var(--accent-blue);border-left-color:var(--accent-blue);font-weight:500}.sidebar-item-icon{text-align:center;flex-shrink:0;width:22px;font-size:16px}.sidebar-item-name{white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.sidebar-write-btn{margin:var(--space-base) var(--space-lg);background:var(--gradient-accent);color:#fff;border-radius:var(--radius-md);cursor:pointer;justify-content:center;align-items:center;gap:var(--space-sm);transition:all var(--transition-base);border:none;padding:12px;font-size:15px;font-weight:600;text-decoration:none;display:flex}.sidebar-write-btn:hover{box-shadow:var(--shadow-glow);color:#fff;transform:translateY(-1px)}.post-card{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:var(--space-lg);transition:all var(--transition-base);cursor:pointer;position:relative;overflow:hidden}.post-card:before{content:"";background:var(--gradient-accent);opacity:0;height:2px;transition:opacity var(--transition-base);position:absolute;top:0;left:0;right:0}.post-card:hover{border-color:var(--border-default);background:var(--bg-card-hover);box-shadow:var(--shadow-md);transform:translateY(-2px)}.post-card:hover:before{opacity:1}.post-card+.post-card{margin-top:var(--space-md)}.post-card-header{margin-bottom:var(--space-md);justify-content:space-between;align-items:center;display:flex}.post-card-board{color:#93c5fd;border-radius:var(--radius-full);background:#3b82f633;align-items:center;gap:4px;padding:3px 10px;font-size:11px;font-weight:600;display:inline-flex}.post-card-time{color:var(--text-muted);font-size:12px}.post-card-title{color:var(--text-primary);margin-bottom:var(--space-sm);-webkit-line-clamp:2;-webkit-box-orient:vertical;font-size:14px;font-weight:600;line-height:1.4;display:-webkit-box;overflow:hidden}.post-card-preview{color:var(--text-secondary);-webkit-line-clamp:2;margin-bottom:var(--space-md);-webkit-box-orient:vertical;font-size:13px;line-height:1.5;display:-webkit-box;overflow:hidden}.post-card-footer{align-items:center;gap:var(--space-base);color:var(--text-muted);font-size:12px;display:flex}.post-card-stat{align-items:center;gap:4px;display:flex}.post-card-stat.likes{color:var(--accent-red)}.post-card-stat.comments{color:var(--accent-blue)}.post-card-author{color:var(--text-muted);margin-left:auto;font-size:12px}.post-card-pinned{top:var(--space-md);right:var(--space-md);background:var(--accent-orange-light);color:var(--accent-orange);border-radius:var(--radius-sm);padding:2px 8px;font-size:11px;font-weight:600;position:absolute}.post-detail-header{padding:var(--space-xl) var(--space-xl) var(--space-lg);border-bottom:1px solid var(--border-light)}.post-detail-board-tag{background:var(--accent-blue-light);color:var(--accent-blue);border-radius:var(--radius-full);margin-bottom:var(--space-md);align-items:center;gap:6px;padding:4px 14px;font-size:13px;font-weight:600;display:inline-flex}.post-detail-title{margin-bottom:var(--space-md);font-size:22px;font-weight:700;line-height:1.3}.post-detail-meta{align-items:center;gap:var(--space-base);color:var(--text-muted);font-size:13px;display:flex}.post-detail-meta-avatar{border-radius:var(--radius-full);background:var(--gradient-accent);color:#fff;justify-content:center;align-items:center;width:28px;height:28px;font-size:12px;font-weight:600;display:flex}.post-detail-body{padding:var(--space-xl);color:var(--text-primary);word-break:break-word;font-size:15px;line-height:1.8}.post-detail-body img{border-radius:var(--radius-md);margin:var(--space-base) 0}.post-detail-actions{align-items:center;gap:var(--space-md);padding:var(--space-base) var(--space-xl);border-top:1px solid var(--border-light);border-bottom:1px solid var(--border-light);display:flex}.action-btn{border:1px solid var(--border-default);border-radius:var(--radius-full);color:var(--text-secondary);cursor:pointer;transition:all var(--transition-fast);background:0 0;align-items:center;gap:6px;padding:8px 16px;font-size:14px;display:flex}.action-btn.active{background:var(--accent-red-light);border-color:var(--accent-red);color:var(--accent-red)}.badge-new-small{background-color:var(--accent-red);color:#fff;vertical-align:middle;border-radius:4px;justify-content:center;align-items:center;margin-left:6px;padding:1px 4px;font-size:9px;font-weight:800;display:inline-flex}.comment-input-box textarea{padding:var(--space-md);background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-md);color:var(--text-primary);resize:vertical;min-height:60px;transition:border-color var(--transition-fast);outline:none;flex:1;font-size:14px}.comment-input-box textarea:focus{border-color:var(--accent-blue)}.comment-item{padding:var(--space-base) 0;border-bottom:1px solid var(--border-light)}.widget{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);margin-bottom:var(--space-lg);overflow:hidden}.widget-header{padding:var(--space-base) var(--space-lg);border-bottom:1px solid var(--border-light);justify-content:space-between;align-items:center;display:flex}.widget-title{color:var(--text-primary);align-items:center;gap:var(--space-sm);font-size:15px;font-weight:700;display:flex}.widget-more{color:var(--text-muted);cursor:pointer;transition:color 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auto}.write-form{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);padding:var(--space-xl)}.write-form-title{margin-bottom:var(--space-xl);font-size:20px;font-weight:700}.form-input{background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-md);width:100%;color:var(--text-primary);transition:border-color var(--transition-fast);outline:none;padding:12px 16px;font-size:15px}.form-input:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px var(--accent-blue-light)}.form-select{background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-md);width:100%;color:var(--text-primary);cursor:pointer;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b6b82' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-position:right 14px center;background-repeat:no-repeat;outline:none;padding:12px 16px;font-size:15px}.form-select:focus{border-color:var(--accent-blue)}.form-textarea{background:var(--bg-input);border:1px solid var(--border-default);border-radius:var(--radius-md);width:100%;color:var(--text-primary);resize:vertical;min-height:300px;transition:border-color var(--transition-fast);outline:none;padding:16px;font-size:15px;line-height:1.7}.form-textarea:focus{border-color:var(--accent-blue);box-shadow:0 0 0 3px var(--accent-blue-light)}.form-checkbox{align-items:center;gap:var(--space-sm);color:var(--text-secondary);cursor:pointer;font-size:14px;display:flex}.form-checkbox input[type=checkbox]{width:18px;height:18px;accent-color:var(--accent-blue);cursor:pointer}.form-actions{gap:var(--space-md);margin-top:var(--space-xl);justify-content:flex-end;display:flex}.btn{justify-content:center;align-items:center;gap:var(--space-sm);border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-base);border:none;padding:10px 20px;font-size:14px;font-weight:600;text-decoration:none;display:inline-flex}.btn-primary{background:var(--gradient-accent);color:#fff}.btn-primary:hover{box-shadow:var(--shadow-glow);color:#fff;transform:translateY(-1px)}.btn-secondary{background:var(--bg-elevated);color:var(--text-secondary);border:1px solid var(--border-default)}.btn-secondary:hover{background:var(--bg-card-hover);color:var(--text-primary)}.btn-danger{background:var(--accent-red);color:#fff}.btn-danger:hover{background:#dc2626}.btn-ghost{color:var(--text-secondary);background:0 0}.btn-ghost:hover{background:var(--bg-elevated);color:var(--text-primary)}.btn-sm{padding:6px 14px;font-size:13px}.btn-lg{padding:14px 28px;font-size:16px}.btn-block{width:100%}.auth-page{background:var(--bg-primary);min-height:100vh;padding:var(--space-lg);justify-content:center;align-items:center;display:flex}.auth-card{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-xl);width:100%;max-width:420px;padding:var(--space-2xl);box-shadow:var(--shadow-lg)}.auth-logo{text-align:center;margin-bottom:var(--space-xl)}.auth-logo-icon{background:var(--gradient-accent);border-radius:var(--radius-lg);width:56px;height:56px;margin:0 auto var(--space-md);justify-content:center;align-items:center;font-size:28px;display:flex}.auth-logo h1{font-size:22px;font-weight:700}.auth-logo p{color:var(--text-muted);margin-top:var(--space-xs);font-size:14px}.auth-divider{align-items:center;gap:var(--space-md);margin:var(--space-lg) 0;color:var(--text-muted);font-size:13px;display:flex}.auth-divider:before,.auth-divider:after{content:"";background:var(--border-default);flex:1;height:1px}.auth-google-btn{color:#333;border:1px solid var(--border-default);border-radius:var(--radius-md);justify-content:center;align-items:center;gap:var(--space-md);cursor:pointer;width:100%;transition:all 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var(--border-light);border-radius:var(--radius-lg);padding:var(--space-lg);transition:transform var(--transition-fast)}.admin-stat-card:hover{transform:translateY(-2px)}.admin-stat-label{color:var(--text-muted);margin-bottom:var(--space-sm);font-size:13px}.admin-stat-value{background:var(--gradient-accent);-webkit-text-fill-color:transparent;-webkit-background-clip:text;background-clip:text;font-size:28px;font-weight:800}.admin-table{border-collapse:collapse;background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius-lg);width:100%;overflow:hidden}.admin-table th{padding:var(--space-md) var(--space-base);text-align:left;color:var(--text-muted);background:var(--bg-elevated);border-bottom:1px solid var(--border-default);font-size:13px;font-weight:600}.admin-table td{padding:var(--space-md) var(--space-base);border-bottom:1px solid var(--border-light);font-size:14px}.admin-table tr:hover td{background:var(--bg-card-hover)}.admin-tabs{gap:var(--space-xs);margin-bottom:var(--space-xl);border-bottom:1px solid var(--border-light);display:flex}.admin-tab{padding:var(--space-md) var(--space-lg);color:var(--text-muted);cursor:pointer;transition:all var(--transition-fast);background:0 0;border:none;border-bottom:2px solid #0000;font-size:14px;font-weight:500}.admin-tab:hover{color:var(--text-primary)}.admin-tab.active{color:var(--accent-blue);border-bottom-color:var(--accent-blue)}.badge{border-radius:var(--radius-full);align-items:center;padding:3px 10px;font-size:12px;font-weight:600;display:inline-flex}.badge-anonymous{background:var(--accent-purple-light);color:var(--accent-purple)}.badge-active{background:var(--accent-green-light);color:var(--accent-green)}.badge-hidden{background:var(--accent-orange-light);color:var(--accent-orange)}.badge-deleted{background:var(--accent-red-light);color:var(--accent-red)}.badge-hot{background:var(--accent-orange-light);color:var(--accent-orange)}.empty-state{text-align:center;padding:var(--space-2xl);color:var(--text-muted)}.empty-state-icon{margin-bottom:var(--space-base);opacity:.5;font-size:48px}.empty-state-text{margin-bottom:var(--space-lg);font-size:16px}.loading-spinner{padding:var(--space-2xl);justify-content:center;align-items:center;display:flex}.loading-spinner:after{content:"";border:3px solid var(--border-default);border-top-color:var(--accent-blue);border-radius:50%;width:32px;height:32px;animation:.8s linear infinite spin}@keyframes spin{to{transform:rotate(360deg)}}.toast{padding:var(--space-md) var(--space-lg);background:var(--bg-elevated);border:1px solid var(--border-default);border-radius:var(--radius-md);color:var(--text-primary);box-shadow:var(--shadow-lg);z-index:9999;font-size:14px;animation:.3s slideUp;position:fixed;bottom:24px;right:24px}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}.mobile-nav-toggle{background:var(--gradient-accent);border-radius:var(--radius-full);color:#fff;cursor:pointer;z-index:999;width:52px;height:52px;box-shadow:var(--shadow-lg);border:none;justify-content:center;align-items:center;font-size:22px;display:none;position:fixed;bottom:20px;right:20px}.mobile-overlay{z-index:150;background:#0009;display:none;position:fixed;inset:0}.header-mobile-menu-btn{display:none!important}.mobile-recent-boards{display:none}@media 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