:root{--color-bg-primary: #ffffff;--color-bg-secondary: #f8fafc;--color-bg-tertiary: #f1f5f9;--color-bg-elevated: #ffffff;--color-text-primary: #0f172a;--color-text-secondary: #475569;--color-text-muted: #94a3b8;--color-border: #e2e8f0;--color-border-light: #f1f5f9;--color-accent: #6366f1;--color-accent-hover: #4f46e5;--color-accent-light: rgba(99, 102, 241, .1);--gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-subtle: linear-gradient(135deg, #667eea20 0%, #764ba220 100%);--color-success: #10b981;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--color-code-bg: #f1f5f9;--color-code-border: #e2e8f0;--font-family-primary: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--font-family-mono: "JetBrains Mono", "Fira Code", "Consolas", monospace;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-8: 2rem;--space-10: 2.5rem;--space-12: 3rem;--space-16: 4rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1);--transition-fast: .15s ease;--transition-normal: .3s ease;--transition-slow: .5s ease;--container-max: 1280px;--sidebar-width: 320px}[data-theme=dark]{--color-bg-primary: #0f0f23;--color-bg-secondary: #1a1a2e;--color-bg-tertiary: #16213e;--color-bg-elevated: #1e1e38;--color-text-primary: #e2e8f0;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-border: #2d3748;--color-border-light: #1e293b;--color-accent-light: rgba(99, 102, 241, .15);--color-code-bg: #1a1a2e;--color-code-border: #2d2d4a;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .3);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .4);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .5);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .5)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;font-size:16px}body{font-family:var(--font-family-primary);font-size:1rem;line-height:1.5;color:var(--color-text-primary);background-color:var(--color-bg-primary);transition:background-color var(--transition-normal),color var(--transition-normal);min-height:100vh}a{text-decoration:none;color:inherit;transition:color var(--transition-fast)}button{font-family:inherit;cursor:pointer;border:none;background:none}input,textarea{font-family:inherit;font-size:inherit}img{max-width:100%;height:auto;display:block}ul,ol{list-style:none}.container{width:100%;max-width:var(--container-max);margin:0 auto;padding:0 var(--space-6)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:var(--space-2)}.gap-4{gap:var(--space-4)}.gap-6{gap:var(--space-6)}.gap-8{gap:var(--space-8)}.header{position:sticky;top:0;z-index:100;background-color:#ffffffe6;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border);transition:background-color var(--transition-normal)}[data-theme=dark] .header{background-color:#0f0f23e6}.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}.logo{display:flex;align-items:center;gap:var(--space-2);font-family:var(--font-family-mono);font-size:var(--space-5);font-weight:700}.logo-icon{display:flex;align-items:center;justify-content:center;width:40px;height:40px;background:var(--gradient-primary);border-radius:var(--radius-md);color:#fff;font-size:var(--space-4)}.logo-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav{display:flex;align-items:center;gap:var(--space-8)}.nav-list{display:flex;gap:var(--space-6)}.nav-link{position:relative;font-size:.875rem;font-weight:500;color:var(--color-text-secondary);padding:var(--space-2) 0;transition:color var(--transition-fast)}.nav-link:hover,.nav-link.active{color:var(--color-text-primary)}.nav-link:after{content:"";position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--gradient-primary);border-radius:1px;transition:width var(--transition-fast)}.nav-link:hover:after,.nav-link.active:after{width:100%}.header-actions{display:flex;align-items:center;gap:var(--space-4)}.theme-toggle{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:var(--radius-md);color:var(--color-text-secondary);background-color:var(--color-bg-secondary);border:1px solid var(--color-border);transition:all var(--transition-fast)}.theme-toggle:hover{color:var(--color-accent);border-color:var(--color-accent)}.hero{padding:var(--space-12) 0;background:var(--gradient-subtle)}.hero-content{display:flex;align-items:center;gap:var(--space-8)}.hero-text{flex:1}.hero-badge{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-1) var(--space-3);font-family:var(--font-family-mono);font-size:.75rem;font-weight:500;color:var(--color-accent);background-color:var(--color-accent-light);border-radius:9999px;margin-bottom:var(--space-4)}.hero-badge:before{content:"";width:6px;height:6px;background-color:var(--color-accent);border-radius:50%}.hero-title{font-size:2.25rem;font-weight:700;line-height:1.25;margin-bottom:var(--space-4)}.hero-title span{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.hero-description{font-size:1.125rem;color:var(--color-text-secondary);line-height:1.75;margin-bottom:var(--space-6);max-width:540px}.hero-stats{display:flex;gap:var(--space-8)}.stat-item{text-align:center}.stat-value{font-family:var(--font-family-mono);font-size:1.5rem;font-weight:700;color:var(--color-text-primary)}.stat-label{font-size:.875rem;color:var(--color-text-muted);margin-top:var(--space-1)}.main{padding:var(--space-12) 0}.main-layout{display:grid;grid-template-columns:1fr var(--sidebar-width);gap:var(--space-8)}.articles-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:var(--space-6)}.section-title{font-size:1.25rem;font-weight:600;display:flex;align-items:center;gap:var(--space-2)}.section-title:before{content:"";width:4px;height:20px;background:var(--gradient-primary);border-radius:2px}.filter-tabs{display:flex;gap:var(--space-2)}.filter-tab{padding:var(--space-2) var(--space-4);font-size:.875rem;font-weight:500;color:var(--color-text-secondary);background-color:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:all var(--transition-fast)}.filter-tab:hover,.filter-tab.active{color:#fff;background:var(--gradient-primary);border-color:transparent}.articles-list{display:flex;flex-direction:column;gap:var(--space-6)}.article-card{display:flex;gap:var(--space-6);padding:var(--space-6);background-color:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-xl);transition:all var(--transition-normal);cursor:pointer}.article-card:hover{border-color:var(--color-accent);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.article-thumbnail{flex-shrink:0;width:200px;height:140px;background:var(--gradient-subtle);border-radius:var(--radius-lg);overflow:hidden;display:flex;align-items:center;justify-content:center;color:var(--color-accent);font-size:3rem}.article-thumbnail img{width:100%;height:100%;object-fit:cover;transition:transform var(--transition-normal)}.article-card:hover .article-thumbnail img{transform:scale(1.05)}.article-content{flex:1;display:flex;flex-direction:column}.article-meta{display:flex;align-items:center;gap:var(--space-4);margin-bottom:var(--space-3)}.article-category{font-size:.75rem;font-weight:500;color:var(--color-accent);padding:var(--space-1) var(--space-2);background-color:var(--color-accent-light);border-radius:var(--radius-sm)}.article-date{font-family:var(--font-family-mono);font-size:.75rem;color:var(--color-text-muted)}.article-title{font-size:1.125rem;font-weight:600;line-height:1.25;margin-bottom:var(--space-2);color:var(--color-text-primary);transition:color var(--transition-fast)}.article-card:hover .article-title{color:var(--color-accent)}.article-excerpt{font-size:.875rem;color:var(--color-text-secondary);line-height:1.75;margin-bottom:var(--space-4);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.article-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto}.article-tags{display:flex;gap:var(--space-2)}.tag{font-family:var(--font-family-mono);font-size:.75rem;color:var(--color-text-muted);padding:var(--space-1) var(--space-2);background-color:var(--color-bg-tertiary);border-radius:var(--radius-sm);transition:all var(--transition-fast)}.tag:hover{color:var(--color-accent);background-color:var(--color-accent-light)}.article-read-more{display:flex;align-items:center;gap:var(--space-1);font-size:.875rem;font-weight:500;color:var(--color-accent);transition:gap var(--transition-fast)}.article-card:hover .article-read-more{gap:var(--space-2)}.pagination{display:flex;align-items:center;justify-content:center;gap:var(--space-2);margin-top:var(--space-8)}.pagination-btn{display:flex;align-items:center;justify-content:center;min-width:40px;height:40px;padding:0 var(--space-3);font-family:var(--font-family-mono);font-size:.875rem;font-weight:500;color:var(--color-text-secondary);background-color:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);transition:all var(--transition-fast)}.pagination-btn:hover:not(:disabled){color:var(--color-accent);border-color:var(--color-accent)}.pagination-btn.active{color:#fff;background:var(--gradient-primary);border-color:transparent}.pagination-btn:disabled{opacity:.5;cursor:not-allowed}.sidebar{display:flex;flex-direction:column;gap:var(--space-6)}.sidebar-card{padding:var(--space-6);background-color:var(--color-bg-primary);border:1px solid var(--color-border);border-radius:var(--radius-xl)}.sidebar-card-title{font-size:1rem;font-weight:600;margin-bottom:var(--space-4);display:flex;align-items:center;gap:var(--space-2)}.sidebar-card-title svg{color:var(--color-accent)}.profile-card{text-align:center}.profile-avatar{width:80px;height:80px;margin:0 auto var(--space-4);background:var(--gradient-primary);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.5rem;color:#fff;font-weight:700}.profile-name{font-size:1.125rem;font-weight:600;margin-bottom:var(--space-1)}.profile-role{font-family:var(--font-family-mono);font-size:.75rem;color:var(--color-accent);margin-bottom:var(--space-4)}.profile-bio{font-size:.875rem;color:var(--color-text-secondary);line-height:1.75}.profile-stats{display:flex;justify-content:center;gap:var(--space-6);margin-top:var(--space-4);padding-top:var(--space-4);border-top:1px solid var(--color-border)}.profile-stat{text-align:center}.profile-stat-value{font-family:var(--font-family-mono);font-size:1.125rem;font-weight:700}.profile-stat-label{font-size:.75rem;color:var(--color-text-muted)}.profile-social{display:flex;justify-content:center;gap:var(--space-3);margin-top:var(--space-4)}.social-link{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-md);color:var(--color-text-muted);background-color:var(--color-bg-tertiary);transition:all var(--transition-fast)}.social-link:hover{color:#fff;background:var(--gradient-primary)}.popular-list{display:flex;flex-direction:column;gap:var(--space-4)}.popular-item{display:flex;gap:var(--space-3);padding:var(--space-3);border-radius:var(--radius-md);transition:background-color var(--transition-fast);cursor:pointer}.popular-item:hover{background-color:var(--color-bg-tertiary)}.popular-number{flex-shrink:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center;font-family:var(--font-family-mono);font-size:.75rem;font-weight:700;color:var(--color-accent);background-color:var(--color-accent-light);border-radius:var(--radius-sm)}.popular-content{flex:1}.popular-title{font-size:.875rem;font-weight:500;line-height:1.25;margin-bottom:var(--space-1);transition:color var(--transition-fast)}.popular-item:hover .popular-title{color:var(--color-accent)}.popular-meta{font-size:.75rem;color:var(--color-text-muted)}.tag-cloud{display:flex;flex-wrap:wrap;gap:var(--space-2)}.tag-cloud .tag{padding:var(--space-2) var(--space-3);font-size:.875rem;cursor:pointer}.footer{background-color:var(--color-bg-secondary);border-top:1px solid var(--color-border);padding:var(--space-12) 0 var(--space-8)}.footer-content{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-8);margin-bottom:var(--space-8)}.footer-brand{max-width:320px}.footer-brand .logo{margin-bottom:var(--space-4)}.footer-description{font-size:.875rem;color:var(--color-text-secondary);line-height:1.75}.footer-title{font-size:.875rem;font-weight:600;margin-bottom:var(--space-4);color:var(--color-text-primary)}.footer-links{display:flex;flex-direction:column;gap:var(--space-3)}.footer-link{font-size:.875rem;color:var(--color-text-secondary);transition:color var(--transition-fast)}.footer-link:hover{color:var(--color-accent)}.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:var(--space-8);border-top:1px solid var(--color-border)}.footer-copyright{font-size:.875rem;color:var(--color-text-muted)}.footer-copyright span{font-family:var(--font-family-mono);color:var(--color-accent)}@media (max-width: 1024px){.main-layout{grid-template-columns:1fr}.sidebar{display:grid;grid-template-columns:repeat(2,1fr)}.hero-content{flex-direction:column;text-align:center}.hero-description{margin:0 auto var(--space-6)}.hero-stats{justify-content:center}.footer-content{grid-template-columns:1fr 1fr}}@media (max-width: 768px){.nav-list{display:none}.article-card{flex-direction:column}.article-thumbnail{width:100%;height:180px}.filter-tabs{flex-wrap:wrap}.sidebar{grid-template-columns:1fr}.footer-content{grid-template-columns:1fr;text-align:center}.footer-brand{max-width:100%}.footer-bottom{flex-direction:column;gap:var(--space-4)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.article-card{animation:fadeIn .4s ease forwards}.article-card:nth-child(1){animation-delay:0s}.article-card:nth-child(2){animation-delay:.1s}.article-card:nth-child(3){animation-delay:.2s}.article-card:nth-child(4){animation-delay:.3s}