:root{--primary-color: #6366f1;--primary-hover: #4f46e5;--secondary-color: #8b5cf6;--background: #fafafa;--surface: #ffffff;--text-primary: #1f2937;--text-secondary: #6b7280;--text-muted: #9ca3af;--border-color: #e5e7eb;--shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--radius-sm: 6px;--radius-md: 12px;--radius-lg: 16px;--transition: all .3s ease}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;background-color:var(--background);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.container{max-width:1200px;margin:0 auto;padding:0 24px}.header{background-color:var(--surface);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background-color:#ffffffe6}.header-content{display:flex;justify-content:space-between;align-items:center;height:64px}.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--text-primary);font-weight:700;font-size:1.5rem;transition:var(--transition)}.logo:hover{opacity:.8}.logo-icon{color:var(--primary-color);font-size:1.75rem}.logo-text{background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.nav{display:flex;align-items:center;gap:16px}.refresh-button,.back-button{padding:10px 20px;border-radius:var(--radius-md);font-size:.9rem;font-weight:500;cursor:pointer;transition:var(--transition);border:none}.refresh-button{background-color:var(--primary-color);color:#fff}.refresh-button:hover:not(:disabled){background-color:var(--primary-hover);transform:translateY(-1px)}.refresh-button:disabled{opacity:.6;cursor:not-allowed}.back-button{background-color:transparent;color:var(--text-secondary);border:1px solid var(--border-color)}.back-button:hover{background-color:var(--background);color:var(--text-primary)}.back-button.prominent{background-color:var(--primary-color);color:#fff;border:none;font-weight:600;padding:12px 24px;box-shadow:var(--shadow-md)}.back-button.prominent:hover{background-color:var(--primary-hover);transform:translateY(-1px);box-shadow:var(--shadow-lg)}.spacer{flex:1}.main{min-height:calc(100vh - 124px);padding:40px 0}.hero{text-align:center;padding:60px 0 50px;margin-bottom:20px}.hero-title{font-size:3.5rem;font-weight:800;margin-bottom:16px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.02em}.hero-subtitle{font-size:1.25rem;color:var(--text-secondary);margin-bottom:24px;font-weight:400}.update-info{display:flex;justify-content:center;gap:24px;flex-wrap:wrap;font-size:.875rem;color:var(--text-muted)}.last-updated,.next-update{display:flex;align-items:center;gap:6px}.last-updated:before{content:"✓";color:#10b981;font-weight:700}.next-update:before{content:"⏱"}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:80px 20px;color:var(--text-secondary)}.loading-spinner{width:48px;height:48px;border:3px solid var(--border-color);border-top-color:var(--primary-color);border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}@keyframes spin{to{transform:rotate(360deg)}}.error-state{text-align:center;padding:80px 20px;color:var(--text-secondary)}.error-state p{margin-bottom:20px;font-size:1.1rem}.retry-button{padding:12px 28px;background-color:var(--primary-color);color:#fff;border:none;border-radius:var(--radius-md);font-size:1rem;font-weight:500;cursor:pointer;transition:var(--transition)}.retry-button:hover{background-color:var(--primary-hover)}.news-section{padding:20px 0}.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(360px,1fr));gap:24px}.news-card{background-color:var(--surface);border-radius:var(--radius-lg);padding:28px;box-shadow:var(--shadow-sm);border:1px solid var(--border-color);cursor:pointer;transition:var(--transition);display:flex;flex-direction:column;height:100%}.news-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg);border-color:var(--primary-color)}.news-card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;flex-wrap:wrap;gap:8px}.news-source{font-size:.8rem;font-weight:600;color:var(--primary-color);text-transform:uppercase;letter-spacing:.05em}.news-date{font-size:.8rem;color:var(--text-muted)}.news-title{font-size:1.25rem;font-weight:700;color:var(--text-primary);line-height:1.4;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.news-summary{font-size:.95rem;color:var(--text-secondary);line-height:1.6;margin-bottom:20px;flex-grow:1;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}.news-card-footer{margin-top:auto}.read-more{font-size:.9rem;font-weight:600;color:var(--primary-color);transition:var(--transition)}.news-card:hover .read-more{color:var(--primary-hover)}.article-detail{max-width:800px;margin:0 auto;padding:40px 0}.article-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;flex-wrap:wrap;gap:12px}.article-source{font-size:.875rem;font-weight:600;color:var(--primary-color);text-transform:uppercase;letter-spacing:.05em}.article-date{font-size:.875rem;color:var(--text-muted)}.article-title{font-size:2.5rem;font-weight:800;color:var(--text-primary);line-height:1.2;margin-bottom:32px;letter-spacing:-.02em}.article-content{background-color:var(--surface);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-sm);border:1px solid var(--border-color);margin-bottom:32px}.article-summary{font-size:1.1rem;line-height:1.8;color:var(--text-primary)}.article-summary p{margin-bottom:16px}.article-summary a{color:var(--primary-color);text-decoration:none}.article-summary a:hover{text-decoration:underline}.article-actions{display:flex;justify-content:center;gap:16px;margin-top:40px;flex-wrap:wrap}.read-original-button{display:inline-flex;align-items:center;gap:8px;padding:16px 32px;background:linear-gradient(135deg,var(--primary-color),var(--secondary-color));color:#fff;text-decoration:none;border-radius:var(--radius-md);font-weight:600;font-size:1rem;transition:var(--transition);box-shadow:var(--shadow-md)}.read-original-button:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);opacity:.95}.footer{background-color:var(--surface);border-top:1px solid var(--border-color);padding:24px 0;text-align:center;color:var(--text-muted);font-size:.875rem}.contact-info{margin-top:8px;font-size:.8rem}.contact-info a{color:var(--primary-color);text-decoration:none;transition:var(--transition)}.contact-info a:hover{text-decoration:underline;color:var(--primary-hover)}@media (max-width: 768px){.container{padding:0 16px}.header-content{height:56px}.logo{font-size:1.25rem}.logo-icon{font-size:1.5rem}.hero{padding:40px 0 30px}.hero-title{font-size:2.5rem}.hero-subtitle{font-size:1.1rem}.update-info{flex-direction:column;gap:8px}.news-grid{grid-template-columns:1fr;gap:16px}.news-card{padding:20px}.news-title{font-size:1.1rem}.article-detail{padding:20px 0}.article-title{font-size:1.75rem}.article-content{padding:24px}.article-summary{font-size:1rem}.refresh-button,.back-button{padding:8px 16px;font-size:.85rem}}@media (max-width: 480px){.hero-title{font-size:2rem}.news-card-header,.article-header{flex-direction:column;align-items:flex-start}}@media (prefers-color-scheme: dark){:root{--background: #0f172a;--surface: #1e293b;--text-primary: #f1f5f9;--text-secondary: #94a3b8;--text-muted: #64748b;--border-color: #334155}.header{background-color:#1e293be6}}@media print{.header,.footer,.refresh-button,.back-button,.read-more,.article-actions{display:none}.article-content{box-shadow:none;border:none}}*{margin:0;padding:0;box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;background-color:#fafafa;color:#1f2937;line-height:1.6}#root{min-height:100vh}::selection{background-color:#6366f133;color:#1f2937}::-webkit-scrollbar{width:8px;height:8px}::-webkit-scrollbar-track{background:#f1f5f9}::-webkit-scrollbar-thumb{background:#cbd5e1;border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#94a3b8}*:focus-visible{outline:2px solid #6366f1;outline-offset:2px}button,a{transition:all .2s ease}button{-webkit-user-select:none;user-select:none}img{max-width:100%;height:auto}