.navbar{position:sticky;top:0;z-index:var(--z-index-sticky);background:var(--color-bg-card);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--color-border-subtle);height:var(--navbar-height);box-shadow:var(--shadow-md)}.navbar-container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--container-padding);height:100%;display:flex;align-items:center;justify-content:space-between;gap:var(--space-8)}.navbar-brand{display:flex;align-items:center}.brand-link{display:flex;align-items:center;gap:var(--space-2);font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary);text-decoration:none;transition:transform var(--transition-fast)}.brand-link:hover{transform:scale(1.05);color:var(--color-accent-primary)}.brand-icon{font-size:var(--font-size-2xl);animation:float 3s ease-in-out infinite}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-5px)}}.brand-text{background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.navbar-links{display:flex;align-items:center;gap:var(--space-6);flex:1;justify-content:center}.nav-link{color:var(--color-text-secondary);text-decoration:none;font-weight:var(--font-weight-medium);font-size:var(--font-size-sm);padding:var(--space-2) var(--space-4);border-radius:var(--radius-md);transition:all var(--transition-base);position:relative}.nav-link:after{content:"";position:absolute;bottom:0;left:50%;transform:translate(-50%);width:0;height:2px;background:var(--gradient-primary);transition:width var(--transition-base)}.nav-link:hover{color:var(--color-text-primary);background:var(--color-bg-tertiary)}.nav-link:hover:after{width:80%}.navbar-stats{min-width:160px}.stats-loading{display:flex;justify-content:center;padding:var(--space-2)}.github-stats{display:flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:#ffffff0d;border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);text-decoration:none;transition:all var(--transition-base)}.github-stats:hover{background:#ffffff14;border-color:var(--color-border-medium);transform:translateY(-1px)}.stat-item{display:flex;flex-direction:column;align-items:center;gap:2px}.stat-label{font-size:10px;font-weight:var(--font-weight-medium);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.5px}.stat-value{font-size:var(--font-size-sm);font-weight:var(--font-weight-bold);color:var(--color-text-primary)}.stat-divider{width:1px;height:24px;background:var(--color-border-subtle)}@media (max-width: 768px){.navbar-links{gap:var(--space-3)}.nav-link{font-size:var(--font-size-xs);padding:var(--space-1) var(--space-2)}.brand-text{display:none}.github-stats{gap:var(--space-2);padding:var(--space-1) var(--space-2)}}.filter-panel{background:var(--color-bg-card);border-radius:var(--radius-xl);padding:var(--space-6);margin-bottom:var(--space-6);box-shadow:var(--shadow-md)}.filter-container{display:grid;grid-template-columns:1fr auto auto;gap:var(--space-4);align-items:center}.search-box{position:relative;display:flex;align-items:center}.search-icon{position:absolute;left:var(--space-4);font-size:var(--font-size-lg);z-index:1;pointer-events:none}.search-input{width:100%;padding:var(--space-3) var(--space-4) var(--space-3) var(--space-12);font-size:var(--font-size-base);border:1px solid var(--color-border-medium);border-radius:var(--radius-lg);background:var(--color-bg-tertiary);color:var(--color-text-primary);transition:all var(--transition-base)}.search-input:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 3px #ff6b351a;background:var(--color-bg-secondary)}.search-input::placeholder{color:var(--color-text-muted)}.filter-select-wrapper{min-width:200px}.section-filter{width:100%;padding:var(--space-3) var(--space-4);font-size:var(--font-size-sm);border:1px solid var(--color-border-medium);border-radius:var(--radius-lg);background:var(--color-bg-tertiary);color:var(--color-text-primary);cursor:pointer;transition:all var(--transition-base)}.section-filter:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 3px #ff6b351a}.section-filter:hover{background:var(--color-bg-card-hover)}.results-count{padding:var(--space-3) var(--space-4);background:var(--gradient-primary);border-radius:var(--radius-lg);min-width:150px;text-align:center}.count-text{font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-inverse)}@media (max-width: 768px){.filter-container{grid-template-columns:1fr}.filter-select-wrapper,.results-count{min-width:unset}}.lightbox-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#000000f2;display:flex;align-items:center;justify-content:center;z-index:10000;opacity:0;transition:opacity .3s ease;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.lightbox-overlay.visible{opacity:1}.lightbox-container{position:relative;max-width:90vw;max-height:90vh;display:flex;flex-direction:column;align-items:center;animation:lightboxZoom .3s ease}@keyframes lightboxZoom{0%{transform:scale(.8);opacity:0}to{transform:scale(1);opacity:1}}.lightbox-image{max-width:100%;max-height:85vh;object-fit:contain;border-radius:var(--radius-lg);box-shadow:var(--shadow-2xl);opacity:0;transition:opacity .3s ease}.lightbox-image.loaded{opacity:1}.lightbox-close{position:absolute;top:-50px;right:0;background:#ffffff1a;border:2px solid rgba(255,255,255,.3);color:var(--color-text-primary);font-size:40px;width:50px;height:50px;border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all var(--transition-base);line-height:1;padding:0;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.lightbox-close:hover{background:#fff3;border-color:var(--color-accent-primary);transform:rotate(90deg);box-shadow:0 0 20px #ff6b354d}.lightbox-caption{margin-top:var(--space-4);color:var(--color-text-primary);font-size:var(--font-size-lg);font-weight:var(--font-weight-semibold);text-align:center;padding:var(--space-3) var(--space-6);background:#ffffff0d;border-radius:var(--radius-lg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.1)}.lightbox-image:before{content:"";position:absolute;top:50%;left:50%;width:40px;height:40px;margin:-20px 0 0 -20px;border:4px solid rgba(255,255,255,.2);border-top-color:var(--color-accent-primary);border-radius:50%;animation:spin .8s linear infinite}.lightbox-image.loaded:before{display:none}@media (max-width: 768px){.lightbox-container{max-width:95vw;max-height:95vh}.lightbox-close{top:-60px;width:45px;height:45px;font-size:35px}.lightbox-image{max-height:80vh}.lightbox-caption{font-size:var(--font-size-base);padding:var(--space-2) var(--space-4)}}.catalog-table-container{background:var(--color-bg-card);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-md);overflow-x:auto}.catalog-table{width:100%;border-collapse:collapse;min-width:900px}.catalog-table thead th{position:sticky;top:0;background:var(--color-bg-secondary);border-bottom:2px solid var(--color-border-medium);text-align:left;padding:var(--space-4);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-secondary);text-transform:uppercase;letter-spacing:.5px;z-index:10}.catalog-row{transition:all var(--transition-base);border-bottom:1px solid var(--color-border-subtle)}.catalog-row:hover{background:var(--color-bg-card-hover);box-shadow:0 2px 8px #0003}.catalog-row td{padding:var(--space-4);vertical-align:middle}.cell-title{font-weight:var(--font-weight-medium);color:var(--color-text-primary);max-width:300px}.cell-summary{color:var(--color-text-secondary);font-size:var(--font-size-sm);line-height:1.5;max-width:400px}.no-summary{color:var(--color-text-muted);font-style:italic;font-size:var(--font-size-xs)}.cell-section{min-width:150px}.section-badge{display:inline-block;padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);border-radius:var(--radius-full);color:var(--color-text-inverse);white-space:nowrap}.cell-link{min-width:100px}.download-link{display:inline-flex;align-items:center;gap:var(--space-2);padding:var(--space-2) var(--space-4);background:#e67e221a;color:#d35400;text-decoration:none;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-bold);transition:all .4s cubic-bezier(.175,.885,.32,1.275);border:1px solid transparent}.download-link:hover{transform:scale(1.05) translateY(-2px);background:#d35400;color:#fff;box-shadow:0 4px 12px #d354004d}.cell-image{text-align:center;min-width:90px}.pdf-preview{width:70px;height:94px;object-fit:cover;border-radius:var(--radius-md);border:2px solid var(--color-border-medium);background:var(--color-bg-tertiary);transition:all var(--transition-base)}.pdf-preview.clickable{cursor:zoom-in}.pdf-preview:hover{transform:scale(1.15);box-shadow:var(--shadow-xl);z-index:100;border-color:var(--color-accent-primary)}.image-placeholder{width:70px;height:94px;display:flex;align-items:center;justify-content:center;background:#ffffff0d;border:2px dashed var(--color-border-subtle);border-radius:var(--radius-md);font-size:32px;opacity:.5;margin:0 auto}.empty-state{text-align:center;padding:var(--space-20) var(--space-8);color:var(--color-text-muted)}.empty-icon{font-size:var(--font-size-5xl);display:block;margin-bottom:var(--space-4)}.empty-state h3{color:var(--color-text-secondary);margin-bottom:var(--space-2)}.empty-state p{font-size:var(--font-size-sm)}@media (max-width: 768px){.catalog-table{font-size:var(--font-size-sm);min-width:700px}.catalog-row td{padding:var(--space-2)}.pdf-preview,.image-placeholder{width:50px;height:67px}.cell-summary{max-width:250px;font-size:var(--font-size-xs)}.cell-title{max-width:200px}}.analytics-dashboard{animation:fadeIn .5s ease-in}.dashboard-header{text-align:center;margin-bottom:var(--space-8)}.dashboard-header h1{font-size:var(--font-size-4xl);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--space-2)}.dashboard-header p{color:var(--color-text-secondary);font-size:var(--font-size-lg)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:var(--space-6);margin-bottom:var(--space-8)}.stat-card{background:var(--color-bg-card);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:var(--space-6);display:flex;align-items:center;gap:var(--space-4);transition:all var(--transition-base);box-shadow:var(--shadow-md)}.stat-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-xl);border-color:var(--color-border-medium)}.stat-icon{font-size:var(--font-size-4xl);width:70px;height:70px;display:flex;align-items:center;justify-content:center;background:var(--gradient-primary);border-radius:var(--radius-lg);flex-shrink:0}.stat-content{flex:1}.stat-value{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--color-text-primary);line-height:1;margin-bottom:var(--space-1)}.stat-label{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.charts-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(400px,1fr));gap:var(--space-6)}.chart-card{background:var(--color-bg-card);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:var(--space-6);box-shadow:var(--shadow-md)}.chart-card h3{font-size:var(--font-size-xl);margin-bottom:var(--space-4);color:var(--color-text-primary)}.chart-card canvas{width:100%;height:auto}#popular-pdfs-list{display:flex;flex-direction:column;gap:var(--space-3)}.pdf-item{display:flex;align-items:center;gap:var(--space-3);padding:var(--space-3);background:var(--color-bg-tertiary);border-radius:var(--radius-md);transition:all var(--transition-base)}.pdf-item:hover{background:var(--color-bg-card-hover);transform:translate(5px)}.pdf-rank{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-accent-primary);min-width:40px;text-align:center}.pdf-info{flex:1}.pdf-title{font-weight:var(--font-weight-medium);color:var(--color-text-primary);margin-bottom:var(--space-1)}.pdf-stats{font-size:var(--font-size-sm);color:var(--color-text-muted)}.dashboard-loading,.dashboard-error{text-align:center;padding:var(--space-20)}.dashboard-loading p{margin-top:var(--space-4);color:var(--color-text-secondary)}.dashboard-error h3{color:var(--color-error);margin-bottom:var(--space-2)}.no-data{text-align:center;padding:var(--space-8);color:var(--color-text-muted)}@media (max-width: 768px){.stats-grid,.charts-grid{grid-template-columns:1fr}.stat-card{flex-direction:column;text-align:center}.chart-card canvas{max-height:200px}}:root{--color-bg-primary: #0a0a0b;--color-bg-secondary: #121214;--color-bg-tertiary: #1a1a1d;--color-bg-card: #0d0d0f;--color-bg-card-hover: #151518;--color-text-primary: #f5f5f7;--color-text-secondary: #b4b4b8;--color-text-muted: #717175;--color-text-inverse: #0a0a0b;--color-accent-primary: #ff6b35;--color-accent-secondary: #f7931e;--color-accent-tertiary: #4ecdc4;--color-accent-purple: #a855f7;--color-accent-blue: #3b82f6;--color-accent-green: #10b981;--color-success: #22c55e;--color-warning: #f59e0b;--color-error: #ef4444;--color-info: #3b82f6;--color-border-subtle: #1f1f23;--color-border-medium: #2a2a2e;--color-border-strong: #3a3a3e;--gradient-primary: linear-gradient(135deg, var(--color-accent-primary) 0%, var(--color-accent-secondary) 100%);--gradient-secondary: linear-gradient(135deg, var(--color-accent-tertiary) 0%, var(--color-accent-blue) 100%);--gradient-purple: linear-gradient(135deg, var(--color-accent-purple) 0%, var(--color-accent-blue) 100%);--gradient-bg: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .3);--shadow-md: 0 4px 6px rgba(0, 0, 0, .4);--shadow-lg: 0 10px 15px rgba(0, 0, 0, .5);--shadow-xl: 0 20px 25px rgba(0, 0, 0, .6);--shadow-glow: 0 0 20px rgba(255, 107, 53, .3);--shadow-glow-blue: 0 0 20px rgba(59, 130, 246, .3);--font-family-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", sans-serif;--font-family-mono: "JetBrains Mono", "Fira Code", monospace;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.875rem;--font-size-4xl: 2.25rem;--font-size-5xl: 3rem;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 600;--font-weight-bold: 700;--line-height-tight: 1.25;--line-height-normal: 1.5;--line-height-relaxed: 1.75;--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;--space-20: 5rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-2xl: 1.5rem;--radius-full: 9999px;--transition-fast: .15s cubic-bezier(.4, 0, .2, 1);--transition-base: .2s cubic-bezier(.4, 0, .2, 1);--transition-slow: .3s cubic-bezier(.4, 0, .2, 1);--z-index-dropdown: 1000;--z-index-sticky: 1020;--z-index-fixed: 1030;--z-index-modal-backdrop: 1040;--z-index-modal: 1050;--z-index-popover: 1060;--z-index-tooltip: 1070;--container-max-width: 1280px;--container-padding: var(--space-6);--navbar-height: 70px}@keyframes fadeIn{0%{opacity:0}to{opacity:1}}@keyframes slideInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes slideInDown{0%{opacity:0;transform:translateY(-20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}@keyframes shimmer{0%{background-position:-1000px 0}to{background-position:1000px 0}}@keyframes glow{0%,to{box-shadow:0 0 5px var(--color-accent-primary),0 0 10px var(--color-accent-primary)}50%{box-shadow:0 0 10px var(--color-accent-primary),0 0 20px var(--color-accent-primary),0 0 30px var(--color-accent-primary)}}.fade-in{animation:fadeIn var(--transition-base) ease-in}.slide-in-up{animation:slideInUp var(--transition-slow) ease-out}.slide-in-down{animation:slideInDown var(--transition-slow) ease-out}.pulse{animation:pulse 2s cubic-bezier(.4,0,.6,1) infinite}.glow{animation:glow 2s ease-in-out infinite}*{margin:0;padding:0;box-sizing:border-box}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family-base);font-size:var(--font-size-base);font-weight:var(--font-weight-normal);line-height:var(--line-height-normal);color:var(--color-text-primary);background:var(--gradient-bg);min-height:100vh}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-track{background:var(--color-bg-secondary)}::-webkit-scrollbar-thumb{background:var(--color-border-strong);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-text-muted)}::selection{background:var(--color-accent-primary);color:var(--color-text-inverse)}a{color:var(--color-accent-primary);text-decoration:none;transition:color var(--transition-fast)}a:hover{color:var(--color-accent-secondary)}h1,h2,h3,h4,h5,h6{font-weight:var(--font-weight-bold);line-height:var(--line-height-tight);margin-bottom:var(--space-4)}h1{font-size:var(--font-size-4xl)}h2{font-size:var(--font-size-3xl)}h3{font-size:var(--font-size-2xl)}h4{font-size:var(--font-size-xl)}h5{font-size:var(--font-size-lg)}h6{font-size:var(--font-size-base)}button{font-family:var(--font-family-base);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);padding:var(--space-3) var(--space-6);border:none;border-radius:var(--radius-lg);cursor:pointer;transition:all var(--transition-base);background:var(--gradient-primary);color:var(--color-text-inverse)}button:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg)}button:active{transform:translateY(0)}button:disabled{opacity:.5;cursor:not-allowed;transform:none}input,select,textarea{font-family:var(--font-family-base);font-size:var(--font-size-base);padding:var(--space-3) var(--space-4);border:1px solid var(--color-border-medium);border-radius:var(--radius-md);background:var(--color-bg-tertiary);color:var(--color-text-primary);transition:all var(--transition-base)}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-accent-primary);box-shadow:0 0 0 3px #ff6b351a}input::placeholder,textarea::placeholder{color:var(--color-text-muted)}.card{background:var(--color-bg-card);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:var(--space-6);transition:all var(--transition-base);box-shadow:var(--shadow-md)}.card:hover{border-color:var(--color-border-medium);box-shadow:var(--shadow-lg);transform:translateY(-2px)}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--container-padding)}.spinner{display:inline-block;width:20px;height:20px;border:3px solid var(--color-border-medium);border-top-color:var(--color-accent-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.badge{display:inline-flex;align-items:center;padding:var(--space-1) var(--space-3);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold);border-radius:var(--radius-full);background:var(--gradient-primary);color:var(--color-text-inverse)}.skeleton{background:linear-gradient(90deg,var(--color-bg-tertiary) 0%,var(--color-border-medium) 50%,var(--color-bg-tertiary) 100%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-md)}table{width:100%;border-collapse:collapse}thead th{position:sticky;top:0;background:var(--color-bg-secondary);border-bottom:1px solid var(--color-border-medium);text-align:left;padding:var(--space-4);font-size:var(--font-size-sm);font-weight:var(--font-weight-semibold);color:var(--color-text-secondary);z-index:10}tbody td{border-bottom:1px solid var(--color-border-subtle);padding:var(--space-4);font-size:var(--font-size-sm)}tbody tr{transition:background-color var(--transition-fast)}tbody tr:hover{background:var(--color-bg-card-hover)}.text-center{text-align:center}.text-right{text-align:right}.mt-4{margin-top:var(--space-4)}.mb-4{margin-bottom:var(--space-4)}.p-4{padding:var(--space-4)}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-4{gap:var(--space-4)}.hidden{display:none}.page-content{padding:var(--space-8) var(--container-padding);animation:fadeIn .4s ease-in}.page-header{text-align:center;margin-bottom:var(--space-8)}.page-header h1{font-size:var(--font-size-4xl);background:var(--gradient-primary);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:var(--space-2)}.page-header p{color:var(--color-text-secondary);font-size:var(--font-size-lg)}.loading-state,.error-state{text-align:center;padding:var(--space-20) var(--space-8)}.loading-state p,.error-state p{margin-top:var(--space-4);color:var(--color-text-secondary)}.error-icon{font-size:var(--font-size-5xl);display:block;margin-bottom:var(--space-4)}.category-header{font-size:var(--font-size-2xl);color:var(--color-text-primary);padding:var(--space-4);border-left:4px solid var(--color-accent-primary);background:var(--color-bg-tertiary);border-radius:var(--radius-md)}.about-page{max-width:900px;margin:0 auto}.about-content{padding:var(--space-8)}.about-content section{margin-bottom:var(--space-8)}.about-content section:last-child{margin-bottom:0}.about-content h2{font-size:var(--font-size-2xl);margin-bottom:var(--space-4);color:var(--color-accent-primary)}.about-content p{line-height:var(--line-height-relaxed);color:var(--color-text-secondary);margin-bottom:var(--space-4)}.about-content ul{list-style:none;padding-left:0}.about-content li{padding:var(--space-2) 0;padding-left:var(--space-6);position:relative;color:var(--color-text-secondary)}.about-content li:before{content:"▸";position:absolute;left:0;color:var(--color-accent-primary);font-weight:700}