.language-switcher{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-md);background:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-secondary);font-size:.875rem;font-weight:500;transition:all var(--transition-fast)}.language-switcher:hover{background:var(--color-border);color:var(--color-text);border-color:var(--color-border-light)}.globe-icon{width:16px;height:16px}.lang-code{min-width:20px;text-align:center}.header{position:fixed;top:0;left:0;right:0;z-index:100;background:#0f172acc;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--color-border)}.header-container{display:flex;align-items:center;justify-content:space-between;height:72px}.logo{display:flex;align-items:center;gap:var(--spacing-sm)}.logo-icon{width:36px;height:36px}.logo-text{font-size:1.25rem;font-weight:700}.nav{display:flex;gap:var(--spacing-xl)}.nav-link{font-size:.9375rem;color:var(--color-text-secondary);transition:color var(--transition-fast)}.nav-link:hover{color:var(--color-text)}.header-actions,.user-menu{display:flex;align-items:center;gap:var(--spacing-md)}.user-avatar{width:36px;height:36px;border-radius:var(--radius-full);object-fit:cover}.user-name{font-size:.9375rem;color:var(--color-text)}.btn-sm{padding:var(--spacing-sm) var(--spacing-md);font-size:.875rem}.hamburger{display:none;flex-direction:column;gap:5px;padding:8px;background:none;border:none;cursor:pointer;z-index:101}.hamburger-line{display:block;width:22px;height:2px;background:var(--color-text);border-radius:2px;transition:transform .3s,opacity 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var(--spacing-md)}.subtitle-original{font-size:.875rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-xs)}.subtitle-translated{font-size:1.125rem;color:var(--color-text);font-weight:500}@media (max-width: 1024px){.hero-container{grid-template-columns:1fr;text-align:center}.hero-description{margin-left:auto;margin-right:auto}.hero-actions,.hero-stats{justify-content:center}.hero-visual{max-width:500px;margin:0 auto}}@media (max-width: 640px){.hero-title{font-size:2.5rem}.hero-actions{flex-direction:column}.hero-stats{flex-wrap:wrap;gap:var(--spacing-lg)}.stat-divider{display:none}}.features{background:var(--color-bg)}.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-xl)}.feature-card{text-align:center}.feature-icon{width:56px;height:56px;margin:0 auto var(--spacing-lg);padding:var(--spacing-md);background:var(--gradient-primary);border-radius:var(--radius-lg);color:#fff}.feature-icon svg{width:100%;height:100%}.feature-title{font-size:1.25rem;font-weight:600;margin-bottom:var(--spacing-md)}.feature-description{font-size:.9375rem;color:var(--color-text-secondary);line-height:1.6}@media (max-width: 1024px){.features-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.features-grid{grid-template-columns:1fr}}.how-it-works{background:var(--color-bg-secondary)}.steps-container{position:relative;padding-top:var(--spacing-xl)}.steps-line{position:absolute;top:80px;left:10%;right:10%;height:2px;background:var(--color-border)}.steps-line:before{content:"";position:absolute;left:0;top:0;width:50%;height:100%;background:var(--gradient-primary)}.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-xl);position:relative}.step-card{text-align:center;padding:var(--spacing-xl)}.step-number{width:60px;height:60px;margin:0 auto var(--spacing-lg);display:flex;align-items:center;justify-content:center;background:var(--color-bg);border:2px solid var(--color-primary);border-radius:var(--radius-full);font-size:1.25rem;font-weight:700;color:var(--color-primary-light);position:relative;z-index:1}.step-card:hover .step-number{background:var(--gradient-primary);color:#fff;border-color:transparent;transform:scale(1.1);transition:all var(--transition-base)}.step-title{font-size:1.25rem;font-weight:600;margin-bottom:var(--spacing-md)}.step-description{font-size:.9375rem;color:var(--color-text-secondary);line-height:1.6}@media (max-width: 1024px){.steps-grid{grid-template-columns:repeat(2,1fr)}.steps-line{display:none}}@media (max-width: 640px){.steps-grid{grid-template-columns:1fr}}.tasks{padding:4rem 0;background:var(--bg-secondary);min-height:calc(100vh - 200px)}.tasks-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.5rem}.tasks-header .section-title{margin-bottom:0}.tasks-header-right{display:flex;align-items:center;gap:.75rem}.sync-indicator{font-size:.75rem;color:var(--primary);animation:pulse-opacity 1.5s ease-in-out infinite}@keyframes pulse-opacity{0%,to{opacity:.4}50%{opacity:1}}.login-hint{text-align:center;color:var(--text-secondary);padding:3rem}.task-filters{display:flex;gap:.5rem;margin-bottom:1.5rem;flex-wrap:wrap}.filter-btn{padding:.4rem 1rem;border-radius:9999px;border:1px solid var(--border-color);background:var(--bg-primary);color:var(--text-secondary);font-size:.8rem;cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:.4rem}.filter-btn:hover{border-color:var(--primary);color:var(--text-primary)}.filter-btn.filter-active{background:var(--primary);border-color:var(--primary);color:#fff}.filter-count{background:#fff3;padding:0 .4rem;border-radius:9999px;font-size:.7rem;min-width:1.2rem;text-align:center}.filter-btn:not(.filter-active) .filter-count{background:var(--bg-secondary)}.empty-state{text-align:center;color:var(--text-secondary);padding:3rem;background:var(--bg-primary);border-radius:12px;border:1px solid var(--border-color)}.error-message{background:#ef44441a;border:1px solid rgba(239,68,68,.3);color:#ef4444;padding:1rem;border-radius:8px;margin-bottom:1rem}.task-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:1.5rem}.task-card{background:var(--bg-primary);border:1px solid var(--border-color);border-radius:12px;overflow:hidden;transition:transform .2s,box-shadow .2s}.task-card-clickable{cursor:pointer}.task-card-clickable:hover{transform:translateY(-2px);box-shadow:0 8px 25px #00000026}.task-card-clickable h3,.task-card-clickable p,.task-card-clickable span{text-decoration:none}.task-thumbnail-wrapper{width:100%;aspect-ratio:16 / 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.75rem;border-radius:9999px;text-transform:uppercase}.status-completed{background:#22c55e26;color:#22c55e}.status-processing{background:#eab30826;color:#eab308}.status-pending{background:#3b82f626;color:#3b82f6}.status-failed{background:#ef444426;color:#ef4444}.task-progress{font-size:.875rem;font-weight:600;color:var(--primary)}.task-title{font-size:1.1rem;font-weight:600;margin-bottom:.5rem;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.task-description{font-size:.8rem;color:var(--text-secondary);margin:0 0 .75rem;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.task-meta{display:flex;justify-content:space-between;font-size:.875rem;color:var(--text-secondary)}.task-lang{font-weight:500}.task-error-row{margin-top:.5rem;display:flex;align-items:center;gap:.5rem}.task-error{font-size:.8rem;color:#ef4444;background:#ef44441a;padding:.5rem;border-radius:6px;flex:1}.task-retry-btn{font-size:.75rem;padding:.3rem .75rem;border-radius:6px;border:1px solid rgba(239,68,68,.4);background:#ef44441a;color:#ef4444;cursor:pointer;white-space:nowrap;transition:all .2s}.task-retry-btn:hover{background:#ef444433;border-color:#ef4444}.task-pagination{display:flex;justify-content:center;align-items:center;gap:1rem;margin-top:2rem}.pagination-btn{padding:.5rem 1.25rem;border-radius:8px;border:1px solid var(--border-color);background:var(--bg-primary);color:var(--text-secondary);cursor:pointer;font-size:.875rem;transition:all .2s}.pagination-btn:hover:not(:disabled){border-color:var(--primary);color:var(--text-primary)}.pagination-btn:disabled{opacity:.4;cursor:not-allowed}.pagination-info{font-size:.875rem;color:var(--text-secondary)}.task-skeleton{pointer-events:none}.skeleton-shimmer{background:linear-gradient(90deg,var(--bg-secondary) 25%,rgba(255,255,255,.05) 50%,var(--bg-secondary) 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:4px}.skeleton-line{border-radius:4px}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.btn-sm{font-size:.875rem;padding:.5rem 1rem}@media (max-width: 768px){.tasks-header{flex-direction:column;gap:1rem;align-items:flex-start}.task-grid{grid-template-columns:1fr}.task-filters{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch}.filter-btn{flex-shrink:0}}.download{background:var(--color-bg)}.download-card{background:var(--gradient-hero);border:1px solid 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var(--spacing-2xl);line-height:1.7}.download-buttons{display:flex;justify-content:center;gap:var(--spacing-md);margin-bottom:var(--spacing-xl)}.download-note{font-size:.875rem;color:var(--color-text-muted)}.download-features{display:flex;justify-content:center;gap:var(--spacing-2xl);margin-top:var(--spacing-2xl);padding-top:var(--spacing-2xl);border-top:1px solid var(--color-border)}.feature-item{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-text-secondary);font-size:.9375rem}.feature-item svg{width:20px;height:20px;color:var(--color-success)}@media (max-width: 640px){.download-card{padding:var(--spacing-2xl) var(--spacing-lg)}.download-buttons{flex-direction:column;align-items:center}.download-features{flex-direction:column;gap:var(--spacing-md);align-items:center}}.footer{background:var(--color-bg-secondary);border-top:1px solid var(--color-border);padding:var(--spacing-3xl) 0 var(--spacing-xl)}.footer-content{display:grid;grid-template-columns:1.5fr 2fr;gap:var(--spacing-3xl);margin-bottom:var(--spacing-3xl)}.footer-brand{max-width:300px}.footer-logo{display:flex;align-items:center;gap:var(--spacing-sm);font-size:1.25rem;font-weight:700;margin-bottom:var(--spacing-md)}.footer-logo .logo-icon{width:32px;height:32px}.footer-description{font-size:.9375rem;color:var(--color-text-secondary);line-height:1.6}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--spacing-xl)}.footer-heading{font-size:.875rem;font-weight:600;text-transform:uppercase;letter-spacing:.05em;color:var(--color-text);margin-bottom:var(--spacing-lg)}.footer-column ul{list-style:none}.footer-column li{margin-bottom:var(--spacing-sm)}.footer-column a{font-size:.9375rem;color:var(--color-text-secondary);transition:color var(--transition-fast)}.footer-column a:hover{color:var(--color-text)}.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding-top:var(--spacing-xl);border-top:1px solid var(--color-border)}.copyright{font-size:.875rem;color:var(--color-text-muted)}.social-links{display:flex;gap:var(--spacing-md)}.social-links a{display:flex;align-items:center;justify-content:center;width:36px;height:36px;border-radius:var(--radius-md);background:var(--color-bg-tertiary);color:var(--color-text-secondary);transition:all var(--transition-fast)}.social-links a:hover{background:var(--color-primary);color:#fff}.social-links svg{width:18px;height:18px}@media (max-width: 768px){.footer-content{grid-template-columns:1fr}.footer-links{grid-template-columns:repeat(2,1fr)}.footer-bottom{flex-direction:column;gap:var(--spacing-md);text-align:center}}@media (max-width: 480px){.footer-links{grid-template-columns:1fr}}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);background:var(--color-bg)}.login-card{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);width:100%;max-width:400px;animation:slideUp .3s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.login-header{text-align:center;padding:var(--spacing-2xl) var(--spacing-2xl) var(--spacing-lg)}.login-icon{width:56px;height:56px;margin:0 auto var(--spacing-lg)}.login-icon svg{width:100%;height:100%}.login-title{font-size:1.5rem;font-weight:700;margin-bottom:var(--spacing-sm)}.login-subtitle{font-size:.9375rem;color:var(--color-text-secondary)}.login-body{padding:0 var(--spacing-2xl) var(--spacing-2xl)}.login-footer{padding:var(--spacing-lg) var(--spacing-2xl);border-top:1px solid var(--color-border);text-align:center}.login-footer p{font-size:.8125rem;color:var(--color-text-muted)}.login-footer a{color:var(--color-primary-light);margin:0 var(--spacing-xs)}.login-footer a:hover{text-decoration:underline}.auth-callback{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:var(--spacing-lg);background:var(--color-bg)}.auth-callback-card{text-align:center;display:flex;flex-direction:column;align-items:center;gap:var(--spacing-lg)}.auth-callback-card p{font-size:1.125rem;color:var(--color-text-secondary)}.auth-callback-card h2{font-size:1.25rem;color:var(--color-text)}.auth-callback-spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.auth-callback-error-icon{width:48px;height:48px;color:#ef4444}.auth-callback-error-icon svg{width:100%;height:100%}:root{--color-primary: #6366f1;--color-primary-dark: #4f46e5;--color-primary-light: #818cf8;--color-secondary: #10b981;--color-secondary-dark: #059669;--color-bg: #0f172a;--color-bg-secondary: #1e293b;--color-bg-tertiary: #334155;--color-text: #f8fafc;--color-text-secondary: #94a3b8;--color-text-muted: #64748b;--color-border: #334155;--color-border-light: #475569;--color-success: #22c55e;--color-warning: #f59e0b;--color-error: #ef4444;--gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);--gradient-hero: linear-gradient(180deg, #0f172a 0%, #1e1b4b 100%);--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-md: 0 4px 6px -1px rgb(0 0 0 / .1), 0 2px 4px -2px rgb(0 0 0 / .1);--shadow-lg: 0 10px 15px -3px rgb(0 0 0 / .1), 0 4px 6px -4px rgb(0 0 0 / .1);--shadow-xl: 0 20px 25px -5px rgb(0 0 0 / .1), 0 8px 10px -6px rgb(0 0 0 / .1);--shadow-glow: 0 0 40px rgba(99, 102, 241, .3);--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--spacing-3xl: 4rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--radius-full: 9999px;--font-sans: "Inter", "Noto Sans SC", -apple-system, BlinkMacSystemFont, 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var(--spacing-xl);font-size:1rem;font-weight:500;border-radius:var(--radius-lg);transition:all var(--transition-base)}.btn-primary{background:var(--gradient-primary);color:#fff;box-shadow:var(--shadow-md)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-glow)}.btn-secondary{background:var(--color-bg-tertiary);color:var(--color-text);border:1px solid var(--color-border)}.btn-secondary:hover{background:var(--color-border);border-color:var(--color-border-light)}.btn-outline{background:transparent;color:var(--color-primary-light);border:1px solid var(--color-primary)}.btn-outline:hover{background:var(--color-primary);color:#fff}.section{padding:var(--spacing-3xl) 0}.section-title{font-size:2.5rem;font-weight:700;text-align:center;margin-bottom:var(--spacing-lg)}.section-subtitle{font-size:1.125rem;color:var(--color-text-secondary);text-align:center;max-width:600px;margin:0 auto var(--spacing-3xl)}.card{background:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-xl);padding:var(--spacing-xl);transition:all var(--transition-base)}.card:hover{border-color:var(--color-border-light);transform:translateY(-4px);box-shadow:var(--shadow-xl)}@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-10px)}}.animate-fade-in-up{animation:fadeInUp .6s ease forwards}.animate-float{animation:float 3s ease-in-out infinite}