:root{--bg-primary:#0a0e1a;--bg-secondary:#111827;--bg-card:rgba(17,24,39,0.8);--bg-card-hover:rgba(30,41,59,0.9);--text-primary:#f1f5f9;--text-secondary:#94a3b8;--text-muted:#64748b;--accent-blue:#3b82f6;--accent-purple:#8b5cf6;--accent-cyan:#06b6d4;--accent-pink:#ec4899;--gradient-primary:linear-gradient(135deg,#3b82f6,#8b5cf6);--gradient-secondary:linear-gradient(135deg,#06b6d4,#3b82f6);--border-color:rgba(59,130,246,0.2);--border-hover:rgba(59,130,246,0.5);--glow-blue:0 0 20px rgba(59,130,246,0.3);--glow-purple:0 0 20px rgba(139,92,246,0.3)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei',sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;min-height:100vh}body::before{content:'';position:fixed;top:0;left:0;width:100%;height:100%;background:radial-gradient(circle at 20% 50%,rgba(59,130,246,0.1) 0%,transparent 50%),radial-gradient(circle at 80% 20%,rgba(139,92,246,0.1) 0%,transparent 50%),radial-gradient(circle at 40% 80%,rgba(6,182,212,0.05) 0%,transparent 50%);pointer-events:none;z-index:0}a{color:inherit;text-decoration:none}ul{list-style:none}.navbar{position:sticky;top:0;z-index:100;background:rgba(10,14,26,0.9);backdrop-filter:blur(20px);border-bottom:1px solid var(--border-color)}.nav-container{max-width:1400px;margin:0 auto;padding:0 24px;height:64px;display:flex;align-items:center;gap:32px}.nav-logo{display:flex;align-items:center;gap:8px;flex-shrink:0}.logo-content{display:flex;flex-direction:column;line-height:1.1}.logo-icon{font-size:24px;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo-text{font-size:18px;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.logo-domain{font-size:11px;color:var(--text-muted);margin-top:2px}.nav-links{display:flex;gap:4px;flex-shrink:0}.nav-link{padding:8px 16px;border-radius:8px;font-size:14px;color:var(--text-secondary);transition:all 0.3s}.nav-link:hover,.nav-link.active{color:var(--text-primary);background:rgba(59,130,246,0.1)}.nav-search{flex:1;max-width:400px;position:relative}.search-input{width:100%;padding:10px 40px 10px 16px;background:rgba(17,24,39,0.6);border:1px solid var(--border-color);border-radius:10px;color:var(--text-primary);font-size:14px;outline:none;transition:all 0.3s}.search-input:focus{border-color:var(--accent-blue);box-shadow:var(--glow-blue)}.search-input::placeholder{color:var(--text-muted)}.search-btn{position:absolute;right:8px;top:50%;transform:translateY(-50%);background:none;border:none;cursor:pointer;font-size:16px;padding:4px}.nav-actions{display:flex;align-items:center;gap:12px;flex-shrink:0}.btn-submit{padding:8px 16px;background:rgba(59,130,246,0.1);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:14px;cursor:pointer;transition:all 0.3s}.btn-submit:hover{background:rgba(59,130,246,0.2);border-color:var(--border-hover)}.btn-login{padding:8px 16px;background:transparent;border:1px solid var(--border-color);border-radius:8px;color:var(--text-secondary);font-size:14px;cursor:pointer;transition:all 0.3s}.btn-login:hover{color:var(--text-primary);border-color:var(--border-hover)}.btn-register{padding:8px 20px;background:var(--gradient-primary);border:none;border-radius:8px;color:white;font-size:14px;font-weight:600;cursor:pointer;transition:all 0.3s}.btn-register:hover{transform:translateY(-1px);box-shadow:var(--glow-blue)}.main-content{position:relative;z-index:1;min-height:calc(100vh - 64px - 300px)}.loading-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:60vh;gap:16px}.spinner{width:48px;height:48px;border:3px solid var(--border-color);border-top-color:var(--accent-blue);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-container p{color:var(--text-muted);font-size:14px}.hero{text-align:center;padding:80px 24px 60px;position:relative}.hero-badge{display:inline-block;padding:6px 16px;background:rgba(59,130,246,0.1);border:1px solid var(--border-color);border-radius:20px;font-size:13px;color:var(--accent-cyan);margin-bottom:24px}.hero-title{font-size:56px;font-weight:800;line-height:1.2;margin-bottom:16px}.hero-title .gradient-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-subtitle{font-size:18px;color:var(--text-secondary);max-width:600px;margin:0 auto 40px}.hero-search{max-width:600px;margin:0 auto 48px;position:relative}.hero-search input{width:100%;padding:16px 120px 16px 24px;background:rgba(17,24,39,0.8);border:2px solid var(--border-color);border-radius:16px;color:var(--text-primary);font-size:16px;outline:none;transition:all 0.3s}.hero-search input:focus{border-color:var(--accent-blue);box-shadow:var(--glow-blue)}.hero-search button{position:absolute;right:8px;top:50%;transform:translateY(-50%);padding:10px 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p{font-size:14px;color:var(--text-muted)}.section-icon{width:40px;height:40px;background:var(--gradient-primary);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:20px}.section-more{color:var(--accent-blue);font-size:14px;cursor:pointer;transition:all 0.3s}.section-more:hover{color:var(--accent-cyan)}.tools-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}.tool-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:20px;cursor:pointer;transition:all 0.3s;position:relative;overflow:hidden}.tool-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--gradient-primary);opacity:0;transition:opacity 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img{width:100%;height:100%;object-fit:cover}.tool-info{flex:1;min-width:0}.tool-name{font-size:16px;font-weight:600;margin-bottom:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.tool-category{font-size:12px;color:var(--accent-cyan)}.tool-desc{font-size:13px;color:var(--text-secondary);line-height:1.5;margin-bottom:16px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.tool-footer{display:flex;justify-content:space-between;align-items:center}.tool-rating{display:flex;align-items:center;gap:4px;font-size:13px;color:#fbbf24}.tool-tags{display:flex;gap:6px}.tool-tag{padding:2px 8px;background:rgba(59,130,246,0.1);border-radius:4px;font-size:11px;color:var(--accent-blue)}.categories-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:16px}.category-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;padding:20px;cursor:pointer;transition:all 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var(--border-color);text-align:center;font-size:13px;color:var(--text-muted)}.filter-bar{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:24px;padding:16px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px}.filter-group{display:flex;align-items:center;gap:8px}.filter-label{font-size:13px;color:var(--text-muted)}.filter-select{padding:6px 12px;background:rgba(17,24,39,0.6);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:13px;outline:none;cursor:pointer}.filter-btn{padding:6px 14px;background:rgba(59,130,246,0.1);border:1px solid var(--border-color);border-radius:8px;color:var(--text-secondary);font-size:13px;cursor:pointer;transition:all 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var(--border-color);border-radius:20px}.detail-logo{width:96px;height:96px;border-radius:20px;background:var(--gradient-secondary);display:flex;align-items:center;justify-content:center;font-size:48px;flex-shrink:0;overflow:hidden}.detail-logo img{width:100%;height:100%;object-fit:cover}.detail-info{flex:1}.detail-title{font-size:28px;font-weight:700;margin-bottom:8px}.detail-category{display:inline-block;padding:4px 12px;background:rgba(6,182,212,0.1);border-radius:6px;font-size:13px;color:var(--accent-cyan);margin-bottom:12px}.detail-desc{font-size:15px;color:var(--text-secondary);line-height:1.7;margin-bottom:16px}.detail-meta{display:flex;gap:24px;margin-bottom:20px}.detail-meta-item{display:flex;align-items:center;gap:6px;font-size:14px;color:var(--text-secondary)}.detail-actions{display:flex;gap:12px}.btn-primary{padding:12px 32px;background:var(--gradient-primary);border:none;border-radius:12px;color:white;font-size:15px;font-weight:600;cursor:pointer;transition:all 0.3s}.btn-primary:hover{transform:translateY(-1px);box-shadow:var(--glow-blue)}.btn-secondary{padding:12px 24px;background:rgba(59,130,246,0.1);border:1px solid var(--border-color);border-radius:12px;color:var(--text-primary);font-size:15px;cursor:pointer;transition:all 0.3s}.btn-secondary:hover{background:rgba(59,130,246,0.2);border-color:var(--border-hover)}.detail-content{background:var(--bg-card);border:1px solid var(--border-color);border-radius:20px;padding:32px;margin-bottom:32px}.detail-content h3{font-size:20px;font-weight:600;margin-bottom:16px}.detail-content p{font-size:15px;color:var(--text-secondary);line-height:1.8;margin-bottom:16px}.auth-page{max-width:420px;margin:64px auto;padding:0 24px}.auth-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:20px;padding:40px}.auth-title{font-size:24px;font-weight:700;text-align:center;margin-bottom:8px}.auth-subtitle{font-size:14px;color:var(--text-muted);text-align:center;margin-bottom:32px}.form-group{margin-bottom:20px}.form-label{display:block;font-size:14px;color:var(--text-secondary);margin-bottom:8px}.form-input{width:100%;padding:12px 16px;background:rgba(17,24,39,0.6);border:1px solid var(--border-color);border-radius:10px;color:var(--text-primary);font-size:14px;outline:none;transition:all 0.3s}.form-input:focus{border-color:var(--accent-blue);box-shadow:var(--glow-blue)}.form-btn{width:100%;padding:14px;background:var(--gradient-primary);border:none;border-radius:10px;color:white;font-size:15px;font-weight:600;cursor:pointer;transition:all 0.3s;margin-top:8px}.form-btn:hover{transform:translateY(-1px);box-shadow:var(--glow-blue)}.auth-footer{text-align:center;margin-top:24px;font-size:14px;color:var(--text-muted)}.auth-footer a{color:var(--accent-blue)}@media (max-width:1024px){.nav-links{display:none}.footer-top{grid-template-columns:1fr 1fr}.friend-links{grid-template-columns:repeat(5,1fr)}.hero-title{font-size:40px}.stats{gap:32px}}@media (max-width:768px){.nav-container{gap:12px;padding:0 16px}.nav-search{display:none}.nav-actions .btn-submit{display:none}.hero{padding:48px 16px 40px}.hero-title{font-size:32px}.hero-subtitle{font-size:16px}.stats{flex-direction:column;gap:24px}.section{padding:32px 16px}.tools-grid{grid-template-columns:1fr}.categories-grid{grid-template-columns:repeat(2,1fr)}.articles-list{grid-template-columns:1fr}.footer-top{grid-template-columns:1fr 1fr;gap:24px}.footer-section:first-child{grid-column:1 / -1}.footer-section h4{font-size:15px;margin-bottom:12px}.footer-section a{font-size:13px;padding:4px 0}.friend-links{grid-template-columns:repeat(3,1fr)}.detail-header{flex-direction:column;padding:24px}.detail-logo{width:72px;height:72px;font-size:36px}.detail-title{font-size:22px}.detail-actions{flex-direction:column}.btn-primary,.btn-secondary{width:100%;text-align:center}.user-center,.admin-layout{flex-direction:column}.user-sidebar,.admin-sidebar{width:100%}.mobile-bottom-nav{display:flex !important}body{padding-bottom:70px}.footer{margin-bottom:0}}.mobile-bottom-nav{display:none;position:fixed;bottom:0;left:0;right:0;height:60px;background:rgba(15,20,35,0.98);backdrop-filter:blur(10px);border-top:1px solid var(--border-color);z-index:1000;padding:0 8px;padding-bottom:env(safe-area-inset-bottom)}.mobile-nav-item{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;text-decoration:none;color:var(--text-muted);transition:color 0.3s;padding:6px 0}.mobile-nav-item.active{color:var(--accent-blue)}.mobile-nav-icon{font-size:20px;line-height:1}.mobile-nav-label{font-size:11px;line-height:1}@media (max-width:768px){.nav-container{padding:0 12px}.nav-search{display:none !important}.nav-actions .btn-submit{display:none !important}.nav-links{display:none !important}.hero{padding:32px 16px 28px !important}.hero-search{flex-direction:column;gap:12px}.hero-search input{width:100%}.hero-search button{width:100%}.stats{flex-direction:row !important;gap:16px !important;flex-wrap:wrap}.stat-item{flex:1;min-width:80px}.stat-number{font-size:24px !important}.filter-bar{flex-direction:column;gap:8px}.filter-bar select,.filter-bar button{width:100%}.tools-grid{grid-template-columns:repeat(2,1fr) !important;gap:12px !important}.tool-card{padding:16px !important}.tool-logo{width:48px !important;height:48px !important;font-size:24px !important}.tool-name{font-size:14px !important}.tool-desc{font-size:12px !important;line-height:1.4 !important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.categories-grid{grid-template-columns:repeat(3,1fr) !important;gap:12px !important}.category-card{padding:16px 8px !important}.category-icon{font-size:28px !important}.category-name{font-size:13px !important}.category-count{font-size:11px !important}.articles-list{grid-template-columns:1fr !important;gap:16px !important}.article-card{padding:16px !important}.article-title{font-size:16px !important}.article-excerpt{font-size:13px !important}.detail-content{padding:20px 16px !important;font-size:14px !important;line-height:1.8 !important}.comment-item{padding:16px 0 !important}.auth-card{margin:24px 16px !important;padding:24px !important}.form-input,.form-textarea{font-size:14px !important}.section-header{flex-direction:column;align-items:flex-start;gap:12px}.section-more{align-self:flex-end}}.btn-sm{padding:6px 12px;font-size:12px;border-radius:6px;cursor:pointer;border:none;transition:all 0.3s}.comment-form{margin-bottom:24px}.comment-textarea{width:100%;padding:12px 16px;background:rgba(17,24,39,0.6);border:1px solid var(--border-color);border-radius:10px;color:var(--text-primary);font-size:14px;outline:none;resize:vertical;min-height:80px;transition:all 0.3s}.comment-textarea:focus{border-color:var(--accent-blue);box-shadow:var(--glow-blue)}.comments-list{display:flex;flex-direction:column;gap:20px}.comment-item{padding:16px;background:rgba(17,24,39,0.4);border-radius:12px;border:1px solid var(--border-color)}.comment-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.comment-avatar{width:40px;height:40px;border-radius:50%;background:var(--gradient-secondary);display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;color:white;flex-shrink:0;overflow:hidden}.comment-avatar img{width:100%;height:100%;object-fit:cover}.comment-avatar-default{background:var(--gradient-primary)}.comment-user-info{display:flex;flex-direction:column}.comment-username{font-weight:600;font-size:14px}.comment-time{font-size:12px;color:var(--text-muted)}.comment-content{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-bottom:12px}.comment-actions{display:flex;gap:16px}.comment-action-btn{background:none;border:none;color:var(--text-muted);font-size:13px;cursor:pointer;transition:color 0.3s}.comment-action-btn:hover{color:var(--accent-blue)}.comment-replies{margin-top:16px;margin-left:52px;display:flex;flex-direction:column;gap:12px}.reply-form-container{margin-top:12px;margin-left:52px}.reply-textarea{width:100%;padding:10px 12px;background:rgba(17,24,39,0.6);border:1px solid var(--border-color);border-radius:8px;color:var(--text-primary);font-size:13px;outline:none;resize:vertical;min-height:60px}.reply-actions{display:flex;justify-content:flex-end;gap:8px;margin-top:8px}.user-center{max-width:1200px;margin:0 auto;padding:32px 24px;display:flex;gap:24px}.user-sidebar{width:240px;flex-shrink:0}.user-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:24px;text-align:center;margin-bottom:16px}.user-avatar-large{width:80px;height:80px;border-radius:50%;background:var(--gradient-primary);display:flex;align-items:center;justify-content:center;font-size:32px;font-weight:700;color:white;margin:0 auto 12px;overflow:hidden}.user-avatar-large img{width:100%;height:100%;object-fit:cover}.user-card h3{font-size:18px;margin-bottom:4px}.vip-badge{display:inline-block;margin-top:8px;padding:4px 12px;background:linear-gradient(135deg,#fbbf24,#f59e0b);border-radius:20px;font-size:12px;color:#1a1a1a;font-weight:600}.user-nav{background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:8px;display:flex;flex-direction:column;gap:4px}.user-nav-item{padding:10px 16px;border-radius:8px;font-size:14px;color:var(--text-secondary);transition:all 0.3s}.user-nav-item:hover,.user-nav-item.active{background:rgba(59,130,246,0.1);color:var(--text-primary)}.user-content{flex:1;background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:32px;min-height:500px}.profile-form{max-width:500px}.ratings-list,.submissions-list{display:flex;flex-direction:column;gap:12px}.rating-item,.submission-item{display:flex;align-items:center;gap:12px;padding:16px;background:rgba(17,24,39,0.4);border-radius:12px;cursor:pointer;transition:all 0.3s}.rating-item:hover,.submission-item:hover{background:rgba(59,130,246,0.1)}.status-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:12px}.status-pending{background:rgba(251,191,36,0.2);color:#fbbf24}.status-approved{background:rgba(34,197,94,0.2);color:#22c55e}.status-rejected{background:rgba(239,68,68,0.2);color:#ef4444}.status-active{background:rgba(34,197,94,0.2);color:#22c55e}.status-disabled{background:rgba(239,68,68,0.2);color:#ef4444}.admin-layout{max-width:1400px;margin:0 auto;padding:32px 24px;display:flex;gap:24px}.admin-sidebar{width:220px;flex-shrink:0;background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:8px}.admin-nav{display:flex;flex-direction:column;gap:4px}.admin-nav-item{padding:10px 16px;border-radius:8px;font-size:14px;color:var(--text-secondary);transition:all 0.3s}.admin-nav-item:hover,.admin-nav-item.active{background:rgba(59,130,246,0.1);color:var(--text-primary)}.admin-content{flex:1;background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:32px;min-height:600px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(180px,1fr));gap:16px}.stat-card{background:rgba(17,24,39,0.6);border:1px solid var(--border-color);border-radius:12px;padding:20px;text-align:center}.stat-card-icon{font-size:32px;margin-bottom:8px}.stat-card-number{font-size:28px;font-weight:700;background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.stat-card-label{font-size:13px;color:var(--text-muted);margin-top:4px}.admin-table-container{overflow-x:auto}.admin-table{width:100%;border-collapse:collapse;font-size:14px}.admin-table th,.admin-table td{padding:12px 16px;text-align:left;border-bottom:1px solid var(--border-color)}.admin-table th{background:rgba(59,130,246,0.1);color:var(--text-primary);font-weight:600}.admin-table tr:hover{background:rgba(59,130,246,0.05)}.admin-table a{color:var(--accent-blue)}.settings-tabs{display:flex;gap:8px;border-bottom:1px solid var(--border-color);padding-bottom:0}.settings-tab{padding:10px 20px;background:none;border:none;color:var(--text-secondary);font-size:14px;cursor:pointer;border-bottom:2px solid transparent;transition:all 0.3s}.settings-tab:hover,.settings-tab.active{color:var(--accent-blue);border-bottom-color:var(--accent-blue)}.settings-form{margin-top:24px}.treehole-form{margin-bottom:24px}.treehole-list{display:flex;flex-direction:column;gap:16px}.treehole-item{padding:20px;background:var(--bg-card);border:1px solid var(--border-color);border-radius:12px;transition:all 0.3s}.treehole-item:hover{border-color:var(--border-hover)}.treehole-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}.treehole-avatar{width:36px;height:36px;border-radius:50%;background:var(--gradient-secondary);display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:600;color:white}.treehole-content{font-size:14px;color:var(--text-secondary);line-height:1.6;margin-bottom:12px}.treehole-actions{display:flex;gap:16px;font-size:13px;color:var(--text-muted)}.submit-form{background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;padding:32px}.tabs{display:flex;gap:8px;margin-bottom:24px}.tab-btn{flex:1;padding:10px;background:rgba(17,24,39,0.6);border:1px solid var(--border-color);border-radius:8px;color:var(--text-secondary);font-size:14px;cursor:pointer;transition:all 0.3s}.tab-btn:hover,.tab-btn.active{background:rgba(59,130,246,0.2);border-color:var(--accent-blue);color:var(--text-primary)}