.header{background-color:var(--bg-primary);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:0 2px 8px var(--shadow)}.header-content{display:flex;justify-content:space-between;align-items:center;padding:16px 0;gap:24px}.logo h1{font-size:1.5rem;margin:0;color:var(--text-primary);transition:color .2s}.logo:hover h1{color:var(--primary)}.nav{display:flex;gap:32px;align-items:center}.nav-link{font-weight:500;color:var(--text-secondary);position:relative;padding:8px 0}.nav-link:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background-color:var(--primary);transition:width .2s}.nav-link:hover{color:var(--primary)}.nav-link:hover:after{width:100%}.admin-link{color:var(--secondary);font-size:.875rem}@media(max-width:768px){.header-content{flex-direction:column;align-items:flex-start;padding:12px 0}.nav{gap:16px;flex-wrap:wrap}.nav-link{font-size:.875rem}}.footer{background-color:var(--bg-primary);border-top:1px solid var(--border);margin-top:auto;padding:32px 0;text-align:center}.footer p{margin:4px 0;color:var(--text-secondary);font-size:.875rem}.footer-tagline{color:var(--text-muted);font-size:.8125rem}.vote-buttons{display:flex;gap:24px;padding-top:16px;border-top:1px solid var(--border);align-items:center}.vote-group{display:flex;align-items:center;gap:12px}.vote-label{font-weight:500;color:var(--text-secondary);font-size:.875rem}.vote-controls{display:flex;align-items:center;gap:8px;background-color:var(--bg-tertiary);padding:4px 8px;border-radius:8px}.vote-btn{width:32px;height:32px;border-radius:6px;background-color:var(--bg-secondary);color:var(--text-secondary);font-size:1.25rem;font-weight:600;display:flex;align-items:center;justify-content:center;transition:all .2s}.vote-btn:hover:not(:disabled){transform:scale(1.1)}.vote-btn:disabled{cursor:not-allowed;opacity:.5}.vote-btn.vote-positive:hover:not(:disabled){background-color:var(--success);color:#fff}.vote-btn.vote-negative:hover:not(:disabled){background-color:var(--error);color:#fff}.vote-btn.vote-positive.active{background-color:var(--success);color:#fff}.vote-btn.vote-negative.active{background-color:var(--error);color:#fff}.vote-count{min-width:32px;text-align:center;font-weight:600;color:var(--text-primary)}@media(max-width:768px){.vote-buttons{flex-direction:column;gap:12px;align-items:stretch}.vote-group{justify-content:space-between}}.article-card{background-color:var(--bg-primary);border-radius:12px;overflow:hidden;box-shadow:0 2px 8px var(--shadow);transition:transform .2s,box-shadow .2s;margin-bottom:24px;cursor:pointer}.article-card:hover{transform:translateY(-2px);box-shadow:0 4px 16px var(--shadow)}.article-image{width:100%;height:240px;overflow:hidden;background-color:var(--bg-tertiary)}.article-image img{width:100%;height:100%;object-fit:cover}.article-content{padding:24px}.article-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:12px}.article-meta{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.article-author{font-weight:600;color:var(--text-primary);font-size:1rem}.article-date{color:var(--text-muted);font-size:.875rem}.article-score{font-weight:500;color:var(--text-secondary);font-size:.875rem}.score-value{color:var(--primary);font-weight:600;font-size:1rem}.article-title{color:var(--text-primary);font-size:1.5rem;font-weight:700;margin-bottom:16px;line-height:1.3}.article-text{color:var(--text-primary);line-height:1.6;margin-bottom:16px;word-wrap:break-word}.article-text p{margin-bottom:12px}.article-secret{margin-top:16px;padding:12px;background-color:var(--bg-tertiary);border-radius:8px;font-size:.875rem}.article-secret code{font-family:Courier New,monospace;background-color:var(--bg-secondary);padding:2px 6px;border-radius:4px;font-weight:600;color:var(--primary)}@media(max-width:768px){.article-image{height:200px}.article-content{padding:16px}.article-header{flex-direction:column;align-items:flex-start}}.home-page{min-height:calc(100vh - 200px)}.hero{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;padding:48px 0;text-align:center}.hero h1{font-size:2.25rem;margin-bottom:16px;text-shadow:0 2px 4px rgba(0,0,0,.2)}.hero-description{font-size:1rem;max-width:800px;margin:0 auto 24px;line-height:1.6;opacity:.95}.hero-cta{margin-top:24px}.btn{display:inline-block;padding:12px 32px;border-radius:8px;font-weight:600;text-align:center;transition:all .2s;text-decoration:none}.btn-primary{background-color:#fff;color:#667eea}.btn-primary:hover{transform:translateY(-2px);box-shadow:0 4px 12px #00000026}.btn-large{padding:16px 48px;font-size:1.125rem}.articles-section{padding:64px 0}.articles-section h2{margin-bottom:32px;text-align:center}.articles-grid{display:grid;gap:24px}.share-section{padding:64px 0;background-color:var(--bg-tertiary)}.share-card{max-width:600px;margin:0 auto;text-align:center;background-color:var(--bg-primary);padding:48px 32px;border-radius:12px;box-shadow:0 4px 16px var(--shadow)}.share-card h2{margin-bottom:16px}.share-description{color:var(--text-secondary);margin-bottom:32px}@media(max-width:768px){.hero{padding:32px 0}.hero h1{font-size:1.75rem}.hero-description{font-size:.9375rem}.articles-section,.share-section{padding:32px 0}.share-card{padding:32px 24px}}.rich-text-editor{border:1px solid var(--border);border-radius:8px;overflow:hidden;background-color:var(--bg-primary)}.editor-toolbar{display:flex;gap:4px;padding:8px;background-color:var(--bg-tertiary);border-bottom:1px solid var(--border);flex-wrap:wrap}.editor-toolbar button{padding:6px 12px;background-color:var(--bg-primary);border:1px solid var(--border);border-radius:4px;color:var(--text-primary);font-size:.875rem;transition:all .2s}.editor-toolbar button:hover{background-color:var(--bg-secondary)}.editor-toolbar button.active{background-color:var(--primary);color:#fff;border-color:var(--primary)}.editor-content{padding:16px;min-height:200px;max-height:400px;overflow-y:auto}.editor-content .ProseMirror{outline:none;min-height:200px}.editor-content .ProseMirror p{margin-bottom:12px}.editor-content .ProseMirror h2{font-size:1.5rem;margin-top:16px;margin-bottom:12px}.editor-content .ProseMirror ul,.editor-content .ProseMirror ol{padding-left:24px;margin-bottom:12px}.editor-content .ProseMirror li{margin-bottom:4px}.submit-page{padding:48px 0;min-height:calc(100vh - 200px)}.submit-card{max-width:800px;margin:0 auto;background-color:var(--bg-primary);padding:48px;border-radius:12px;box-shadow:0 4px 16px var(--shadow)}.submit-card h1{margin-bottom:12px}.submit-intro{color:var(--text-secondary);margin-bottom:32px}.submit-form{display:flex;flex-direction:column;gap:24px}.form-group{display:flex;flex-direction:column;gap:8px}.form-group label{font-weight:600;color:var(--text-primary)}.form-group input[type=text],.form-group input[type=email]{padding:12px 16px;border:1px solid var(--border);border-radius:8px;font-size:1rem;transition:border-color .2s}.form-group input:focus{outline:none;border-color:var(--primary)}.form-group input[type=file]{padding:8px 0}.form-help{font-size:.875rem;color:var(--text-muted);margin:0}.image-preview{margin-top:12px;max-width:400px;border-radius:8px;overflow:hidden}.image-preview img{width:100%;height:auto;display:block}.error-message{padding:12px 16px;background-color:#fee;color:var(--error);border-radius:8px;border:1px solid var(--error)}.success-card{max-width:600px;margin:0 auto;background-color:var(--bg-primary);padding:48px;border-radius:12px;box-shadow:0 4px 16px var(--shadow);text-align:center}.success-icon{width:80px;height:80px;margin:0 auto 24px;background-color:var(--success);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:3rem;font-weight:700}.success-card h2{color:var(--success);margin-bottom:16px}.success-message{color:var(--text-secondary);margin-bottom:32px}.secret-key-display{background-color:var(--bg-tertiary);padding:24px;border-radius:8px;margin-bottom:32px}.secret-key-display h3{margin-bottom:16px;font-size:1.25rem}.key-box{background-color:var(--bg-primary);padding:16px;border-radius:8px;font-family:Courier New,monospace;font-size:1.5rem;font-weight:700;color:var(--primary);letter-spacing:2px;margin-bottom:16px;border:2px dashed var(--border)}.key-warning{text-align:left;font-size:.875rem;color:var(--text-secondary);line-height:1.6}@media(max-width:768px){.submit-card,.success-card{padding:24px}.key-box{font-size:1.125rem;letter-spacing:1px}}.top10-page{padding:48px 0;min-height:calc(100vh - 200px)}.top10-header{text-align:center;margin-bottom:48px}.top10-header h1{margin-bottom:16px}.top10-description{color:var(--text-secondary);font-size:1.125rem;max-width:700px;margin:0 auto}.top10-list{display:flex;flex-direction:column;gap:24px}.top10-item{position:relative;display:flex;gap:16px;align-items:flex-start}.rank-badge{flex-shrink:0;width:48px;height:48px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:1.125rem;box-shadow:0 2px 8px var(--shadow)}.article-wrapper{flex:1}.top10-item:nth-child(1) .rank-badge{background:linear-gradient(135deg,gold,#ffed4e);color:#333;width:56px;height:56px;font-size:1.5rem}.top10-item:nth-child(2) .rank-badge{background:linear-gradient(135deg,silver,#e8e8e8);color:#333;width:52px;height:52px;font-size:1.25rem}.top10-item:nth-child(3) .rank-badge{background:linear-gradient(135deg,#cd7f32,#e6a157);color:#fff;width:50px;height:50px;font-size:1.125rem}.loading,.no-articles{text-align:center;padding:48px 24px;color:var(--text-secondary)}.pagination{display:flex;justify-content:center;align-items:center;gap:16px;margin-top:48px;flex-wrap:wrap}.pagination-btn{padding:10px 20px;border:2px solid var(--primary);background-color:transparent;color:var(--primary);border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s}.pagination-btn:hover:not(:disabled){background-color:var(--primary);color:#fff}.pagination-btn:disabled{opacity:.4;cursor:not-allowed}.pagination-numbers{display:flex;gap:8px;flex-wrap:wrap}.pagination-number{padding:8px 14px;border:2px solid var(--bg-secondary);background-color:var(--bg-primary);color:var(--text-primary);border-radius:8px;font-weight:600;cursor:pointer;transition:all .2s;min-width:40px}.pagination-number:hover{border-color:var(--primary);color:var(--primary)}.pagination-number.active{background-color:var(--primary);color:#fff;border-color:var(--primary)}@media(max-width:768px){.top10-page{padding:32px 0}.top10-header{margin-bottom:32px}.top10-item{gap:12px}.rank-badge{width:40px;height:40px;font-size:1rem}.top10-item:nth-child(1) .rank-badge{width:48px;height:48px;font-size:1.25rem}.top10-item:nth-child(2) .rank-badge{width:44px;height:44px;font-size:1.125rem}.top10-item:nth-child(3) .rank-badge{width:42px;height:42px;font-size:1rem}}.about-page{padding:48px 0;min-height:calc(100vh - 200px)}.about-content{max-width:800px;margin:0 auto;background-color:var(--bg-primary);padding:48px;border-radius:12px;box-shadow:0 4px 16px var(--shadow)}.about-content h1{text-align:center;margin-bottom:48px;color:var(--text-primary)}.about-section{margin-bottom:40px}.about-section:last-child{margin-bottom:0}.about-section h2{color:var(--primary);margin-bottom:16px;font-size:1.5rem}.about-section p{color:var(--text-primary);line-height:1.7;margin-bottom:16px}.about-section p:last-child{margin-bottom:0}.about-section ul{list-style:none;padding:0;margin:0}.about-section li{padding:12px 0 12px 28px;position:relative;color:var(--text-primary);line-height:1.6}.about-section li:before{content:"→";position:absolute;left:0;color:var(--primary);font-weight:700}@media(max-width:768px){.about-page{padding:32px 0}.about-content{padding:32px 24px}.about-content h1{font-size:2rem;margin-bottom:32px}.about-section h2{font-size:1.25rem}}.contact-page{padding:48px 0;min-height:calc(100vh - 200px)}.contact-content{max-width:800px;margin:0 auto;background-color:var(--bg-primary);padding:48px;border-radius:12px;box-shadow:0 4px 16px var(--shadow)}.contact-content h1{text-align:center;margin-bottom:48px;color:var(--text-primary)}.contact-section{margin-bottom:40px}.contact-section:last-child{margin-bottom:0}.contact-section h2{color:var(--primary);margin-bottom:16px;font-size:1.5rem}.contact-section p{color:var(--text-primary);line-height:1.7;margin-bottom:16px}.contact-section p:last-child{margin-bottom:0}.contact-email{text-align:center;padding:24px;background-color:var(--bg-tertiary);border-radius:8px;margin:24px 0}.contact-email a{font-size:1.25rem;font-weight:600;color:var(--primary)}.info-box{background-color:var(--bg-tertiary);padding:20px;border-radius:8px;margin-top:16px;border-left:4px solid var(--primary)}.info-box strong{display:block;margin-bottom:12px;color:var(--text-primary)}.info-box ul{list-style:none;padding:0;margin:0}.info-box li{padding:6px 0 6px 24px;position:relative;color:var(--text-primary)}.info-box li:before{content:"•";position:absolute;left:8px;color:var(--primary);font-weight:700}.simple-list{list-style:none;padding:0;margin:16px 0}.simple-list li{padding:8px 0 8px 24px;position:relative;color:var(--text-primary)}.simple-list li:before{content:"→";position:absolute;left:0;color:var(--primary);font-weight:700}@media(max-width:768px){.contact-page{padding:32px 0}.contact-content{padding:32px 24px}.contact-content h1{font-size:2rem;margin-bottom:32px}.contact-section h2{font-size:1.25rem}.contact-email a{font-size:1.125rem}}.admin-login-page{padding:80px 0;min-height:calc(100vh - 200px);display:flex;align-items:center}.login-card{max-width:450px;margin:0 auto;background-color:var(--bg-primary);padding:48px;border-radius:12px;box-shadow:0 4px 16px var(--shadow)}.login-card h1{text-align:center;margin-bottom:32px;color:var(--text-primary)}.login-form{display:flex;flex-direction:column;gap:20px}.login-note{text-align:center;margin-top:24px;color:var(--text-muted);font-size:.875rem;line-height:1.5}@media(max-width:768px){.admin-login-page{padding:48px 0}.login-card{padding:32px 24px}}.admin-dashboard{padding:32px 0;min-height:calc(100vh - 200px)}.dashboard-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:32px}.dashboard-header h1{margin:0}.btn-secondary{background-color:var(--secondary);color:#fff;padding:10px 24px;border-radius:6px}.btn-secondary:hover{background-color:#475569}.filter-tabs{display:flex;gap:8px;margin-bottom:32px;background-color:var(--bg-primary);padding:8px;border-radius:8px;box-shadow:0 2px 8px var(--shadow);flex-wrap:wrap}.filter-tabs button{padding:10px 20px;background-color:transparent;color:var(--text-secondary);border-radius:6px;font-weight:500;transition:all .2s}.filter-tabs button:hover{background-color:var(--bg-tertiary);color:var(--text-primary)}.filter-tabs button.active{background-color:var(--primary);color:#fff}.articles-list{display:flex;flex-direction:column;gap:16px}.admin-article-card{background-color:var(--bg-primary);border-radius:8px;padding:20px;box-shadow:0 2px 8px var(--shadow)}.article-main{display:flex;gap:20px;margin-bottom:16px}.article-info{flex:1}.article-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:8px}.status-badge{padding:4px 12px;border-radius:4px;font-size:.75rem;font-weight:600;text-transform:uppercase}.status-pending{background-color:#fef3c7;color:#92400e}.status-approved{background-color:#d1fae5;color:#065f46}.status-rejected{background-color:#fee2e2;color:#991b1b}.article-key{font-family:Courier New,monospace;font-size:.875rem;color:var(--text-muted);background-color:var(--bg-tertiary);padding:4px 8px;border-radius:4px}.article-title-preview{font-size:1.125rem;font-weight:600;color:var(--text-primary);margin:8px 0;line-height:1.4}.article-info h3{margin-bottom:8px;font-size:1.125rem}.article-preview{color:var(--text-secondary);line-height:1.5;margin-bottom:12px;font-size:.875rem}.article-meta-info{display:flex;gap:16px;font-size:.8125rem;color:var(--text-muted)}.article-thumb{width:120px;height:120px;flex-shrink:0;border-radius:8px;overflow:hidden;background-color:var(--bg-tertiary)}.article-thumb img{width:100%;height:100%;object-fit:cover}.article-actions{display:flex;gap:8px;flex-wrap:wrap}.article-actions .btn{padding:8px 16px;font-size:.875rem;border-radius:6px}.btn-success{background-color:var(--success);color:#fff}.btn-success:hover{background-color:#059669}.btn-danger{background-color:var(--error);color:#fff}.btn-danger:hover{background-color:#dc2626}.btn-info{background-color:var(--primary);color:#fff}.btn-info:hover{background-color:var(--primary-hover)}.modal-overlay{position:fixed;inset:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:24px}.modal-content{background-color:var(--bg-primary);border-radius:12px;padding:32px;max-width:800px;width:100%;max-height:90vh;overflow-y:auto}.modal-content h2{margin-bottom:24px}.modal-actions{display:flex;gap:12px;margin-top:24px;justify-content:flex-end}@media(max-width:768px){.dashboard-header{flex-direction:column;align-items:flex-start;gap:16px}.article-main{flex-direction:column}.article-thumb{width:100%;height:200px}.article-actions{flex-direction:column}.article-actions .btn{width:100%}.modal-content{padding:24px}}.article-detail-page{padding:48px 0;min-height:100vh}.back-button{background:none;border:none;color:var(--primary);font-size:1rem;cursor:pointer;margin-bottom:24px;padding:8px 16px;border-radius:8px;transition:background-color .2s}.back-button:hover{background-color:var(--bg-secondary)}.article-detail{background-color:var(--bg-primary);border-radius:12px;overflow:hidden;box-shadow:0 2px 8px var(--shadow);max-width:900px;margin:0 auto}.article-detail-image{width:100%;margin:32px 0;display:flex;justify-content:center;align-items:center;background-color:var(--bg-tertiary);border-radius:8px;overflow:hidden}.article-detail-image img{width:100%;height:auto;object-fit:contain;max-height:600px}.article-detail-content{padding:40px}.article-detail-header{margin-bottom:32px}.article-detail-title{font-size:2.5rem;font-weight:700;color:var(--text-primary);margin-bottom:16px;line-height:1.2}.article-detail-meta{display:flex;gap:16px;align-items:center;flex-wrap:wrap;padding-bottom:16px;border-bottom:2px solid var(--bg-secondary)}.article-detail-meta .article-author{font-weight:600;color:var(--text-primary);font-size:1.125rem}.article-detail-meta .article-date{color:var(--text-muted);font-size:1rem}.article-detail-meta .article-score{color:var(--primary);font-weight:600;font-size:1rem}.article-detail-text{color:var(--text-primary);line-height:1.8;font-size:1.125rem;margin-bottom:32px}.article-detail-text p{margin-bottom:16px}.article-detail-text h2{font-size:1.75rem;margin:32px 0 16px;color:var(--text-primary)}.article-detail-text h3{font-size:1.5rem;margin:24px 0 12px;color:var(--text-primary)}.article-detail-text ul,.article-detail-text ol{margin:16px 0;padding-left:24px}.article-detail-text li{margin-bottom:8px}.article-detail-actions{margin:32px 0;padding:24px 0;border-top:2px solid var(--bg-secondary);border-bottom:2px solid var(--bg-secondary)}.article-share{margin-top:32px}.article-share h3{font-size:1.25rem;color:var(--text-primary);margin-bottom:16px}.share-buttons{display:flex;gap:12px;flex-wrap:wrap}.share-btn{padding:10px 20px;border:none;border-radius:8px;font-weight:600;font-size:.875rem;cursor:pointer;transition:transform .2s,opacity .2s;color:#fff}.share-btn:hover{transform:translateY(-2px);opacity:.9}.share-facebook{background-color:#1877f2}.share-twitter{background-color:#000}.share-linkedin{background-color:#0a66c2}.share-copy{background-color:#6b7280}@media(max-width:768px){.article-detail-page{padding:24px 0}.article-detail-image{margin:24px 0}.article-detail-image img{max-height:400px}.article-detail-content{padding:24px}.article-detail-title{font-size:1.875rem}.article-detail-text{font-size:1rem}.article-detail-meta{flex-direction:column;align-items:flex-start;gap:8px}.share-buttons{justify-content:stretch}.share-btn{flex:1;min-width:calc(50% - 6px)}}*{margin:0;padding:0;box-sizing:border-box}:root{--primary: #2563eb;--primary-hover: #1d4ed8;--secondary: #64748b;--success: #10b981;--error: #ef4444;--warning: #f59e0b;--bg-primary: #ffffff;--bg-secondary: #f8fafc;--bg-tertiary: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-muted: #94a3b8;--border: #e2e8f0;--shadow: rgba(0, 0, 0, .1)}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:var(--bg-secondary);color:var(--text-primary);line-height:1.6}#root{min-height:100vh}h1,h2,h3,h4,h5,h6{line-height:1.2;font-weight:600}h1{font-size:2.5rem;margin-bottom:1rem}h2{font-size:2rem;margin-bottom:.875rem}h3{font-size:1.5rem;margin-bottom:.75rem}p{margin-bottom:1rem;line-height:1.5}a{color:var(--primary);text-decoration:none;transition:color .2s}a:hover{color:var(--primary-hover)}button{font-family:inherit;cursor:pointer;border:none;outline:none;transition:all .2s}input,textarea{font-family:inherit}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 24px}@media(max-width:768px){.container{padding:0 16px}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}}