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16px;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:background .2s ease}.filter-panel button:hover{background:#6d28d9}.news-columns{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:40px}.column{display:flex;flex-direction:column;gap:20px}.news-card{background:var(--card-bg-light);-webkit-backdrop-filter:blur(var(--card-blur));backdrop-filter:blur(var(--card-blur));padding:20px 24px;border-radius:16px;box-shadow:0 8px 24px #0000001a;transition:background .3s,box-shadow .3s;border:1px solid rgba(0,0,0,.05)}.newsfeed-page.dark .news-card{background:var(--card-bg-dark);border:1px solid rgba(255,255,255,.08)}.news-card-title{font-size:1.1rem;font-weight:700;margin-bottom:12px;transition:color .3s}.newsfeed-page.dark .news-card-title{color:#f1f1f1}.pagination{display:flex;justify-content:center;gap:20px;margin-top:30px}.pagination button{padding:10px 16px;border-radius:8px;border:none;font-weight:600;cursor:pointer;background:#444;color:#fff;transition:background .3s ease}.newsfeed-page.dark .pagination button{background:#1f1f1f;color:#fff}.pagination button:hover{background:#6d28d9}.pagination span{align-self:center;font-weight:500}.error-text{color:#f87171;text-align:center;font-weight:600;font-size:1.1rem;margin-top:40px}.back-button{padding:10px 16px;border-radius:8px;background:#e5e7eb;color:#111;font-weight:600;text-decoration:none;transition:background .2s ease;display:inline-block}.back-button:hover{background:#d1d5db}.newsfeed-page.dark .back-button{background:#1f1f1f;color:#fff}.newsfeed-page.dark .back-button:hover{background:#2e2e2e}.news-list{display:flex;flex-direction:column;gap:20px;margin-bottom:40px}@media (max-width: 768px){.news-columns{grid-template-columns:1fr}.menu-group{flex-direction:column;align-items:stretch}}.filter-menu{display:flex;flex-wrap:wrap;gap:14px;align-items:center;justify-content:space-between;padding:16px 24px;background:#fffc;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);border:1px solid rgba(0,0,0,.05);border-radius:16px;box-shadow:0 8px 24px #0000000d;margin-bottom:30px}.dark .filter-menu{background:#1e1e1e80;border:1px solid rgba(255,255,255,.08)}.menu-back{display:inline-block;background-color:#4f46e5;color:#fff;padding:10px 16px;border-radius:10px;font-weight:600;text-decoration:none;transition:background-color .2s ease,transform .2s ease;box-shadow:0 4px 12px #00000014}.menu-back:hover{background-color:#6d28d9;transform:translateY(-1px);text-decoration:none}.menu-group{display:flex;gap:12px;align-items:center}.menu-group label{display:flex;flex-direction:column;font-size:.85rem;font-weight:600;color:#333}.dark .menu-group label{color:#eee}.menu-group input{padding:8px 10px;border-radius:8px;border:1px solid #ccc;font-size:.9rem}.dark .menu-group input{background:#28282899;color:#fff;border:1px solid rgba(255,255,255,.1)}.menu-sort-button{background:#4f46e5;color:#fff;border:none;border-radius:8px;padding:10px 14px;cursor:pointer;font-weight:600;transition:background .2s ease}.menu-sort-button:hover{background:#6d28d9}.feed-info-box{background-color:var(--card-bg-light);-webkit-backdrop-filter:blur(var(--card-blur));backdrop-filter:blur(var(--card-blur));border-radius:18px;padding:24px;box-shadow:0 8px 32px #0000001a;margin-bottom:30px;border:1px solid rgba(0,0,0,.05)}.newsfeed-page.dark .feed-info-box{background-color:var(--card-bg-dark);border:1px solid rgba(255,255,255,.08);color:#fff}.feed-info-box .feed-title{margin-bottom:12px;font-size:1.5rem}.feed-info-box .tags{margin:10px 0;display:flex;flex-wrap:wrap;gap:8px}.feed-info-box .tag{background-color:#e0e7ff;color:#1e3a8a;padding:4px 10px;border-radius:12px;font-size:.8rem}.newsfeed-page.dark .feed-info-box .tag{background-color:#312e81;color:#fff}.action-btn{background-color:#4f46e5;color:#fff;padding:10px 16px;border:none;border-radius:8px;cursor:pointer;font-weight:600;transition:background-color .2s ease}.action-btn:hover{background-color:#6d28d9}.action-btn.danger{background-color:#ef4444}.action-btn.danger:hover{background-color:#dc2626}.navbar{position:sticky;top:0;z-index:100;width:100%;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);background-color:#fff9;border-bottom:1px solid rgba(0,0,0,.05);transition:background-color .3s ease}.navbar.dark{background-color:#14141499;border-bottom:1px solid rgba(255,255,255,.08);color:var(--text-dark)}.navbar-inner{max-width:1280px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;justify-content:space-between}.navbar-logo{font-size:1.5rem;font-weight:900;text-transform:uppercase;text-decoration:none;color:inherit;letter-spacing:-.5px}.accent{color:#6366f1}.navbar-menu{display:flex;gap:20px}.navbar-link{padding:6px 14px;background-color:#4f46e514;border-radius:20px;font-size:.9rem;font-weight:600;color:inherit;text-decoration:none;transition:background .2s ease,color .2s ease}.navbar-link:hover{background-color:#4f46e533;color:#4f46e5}.navbar-controls{display:flex;align-items:center;gap:14px}.theme-toggle{width:34px;height:34px;border-radius:50%;border:none;background:#0000000d;font-size:1.2rem;cursor:pointer;color:inherit;transition:background .2s ease,transform .2s ease}.theme-toggle:hover{background:#4f46e533;transform:scale(1.1)}.auth-buttons{display:flex;gap:10px}.auth-btn{padding:8px 16px;font-size:.85rem;font-weight:600;border-radius:8px;border:none;cursor:pointer;transition:all .3s ease}.auth-btn.light{background:#f3f3f3;color:#222;border:1px solid #ddd;box-shadow:0 1px 4px #0000000d}.auth-btn.light:hover{background:#e0e0e0;transform:translateY(-1px)}.auth-btn.dark{background:#222;color:#fff;border:1px solid #444;box-shadow:0 1px 4px #0003}.auth-btn.dark:hover{background:#4f46e5;color:#fff;transform:translateY(-1px)}.burger{display:none;flex-direction:column;cursor:pointer;gap:5px;z-index:999}.burger span{width:25px;height:3px;background-color:currentColor;transition:all .3s}.nav-links{display:none}.navbar-controls{display:flex;gap:.5rem;align-items:center}@media (max-width: 768px){.burger{display:flex;margin-right:1rem}.nav-links{display:none;position:absolute;top:60px;right:3rem;flex-direction:column;padding:1rem;border-radius:8px;box-shadow:0 0 10px #0003;background-color:#fff}.nav-links.active{display:flex}.navbar-controls{flex-direction:column;gap:1rem}}.desktop-only{display:flex;gap:3rem}.mobile-only{display:none;flex-direction:column;gap:1rem}@media (max-width: 768px){.desktop-only{display:none}.mobile-only{display:flex}}