:root{--bg-color:#0b0f19;--bg-glass:#14192899;--border-glass:#ffffff14;--text-primary:#f8fafc;--text-secondary:#94a3b8;--accent-primary:#3b82f6;--accent-glow:#3b82f680;--accent-secondary:#ec4899;--error:#ef4444;--success:#10b981;--glass-blur:blur(16px);--font-main:"Inter", system-ui, -apple-system, sans-serif}*{box-sizing:border-box;margin:0;padding:0}body{background-color:var(--bg-color);color:var(--text-primary);font-family:var(--font-main);-webkit-font-smoothing:antialiased;background-image:radial-gradient(circle at 15%,#3b82f626,#0000 25%),radial-gradient(circle at 85% 30%,#ec489926,#0000 25%);background-attachment:fixed;min-height:100vh}.glass-panel{background:var(--bg-glass);-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--border-glass);border-radius:16px;box-shadow:0 8px 32px #0000004d}.glass-input{border:1px solid var(--border-glass);color:var(--text-primary);background:#ffffff08;border-radius:8px;width:100%;padding:12px 16px;font-size:1rem;transition:all .3s}.glass-input:focus{border-color:var(--accent-primary);background:#ffffff0f;outline:none;box-shadow:0 0 0 3px #3b82f633}.glass-button{background:linear-gradient(135deg, var(--accent-primary), #2563eb);color:#fff;cursor:pointer;box-shadow:0 4px 12px var(--accent-glow);border:none;border-radius:8px;justify-content:center;align-items:center;gap:8px;padding:12px 24px;font-weight:600;transition:all .3s;display:inline-flex}.glass-button:hover{box-shadow:0 6px 16px var(--accent-glow);filter:brightness(1.1);transform:translateY(-2px)}.glass-button.secondary{border:1px solid var(--border-glass);box-shadow:none;background:#ffffff0d}.glass-button.secondary:hover{background:#ffffff1a}@keyframes slideUp{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}@keyframes pulse-glow{0%{box-shadow:0 0 #ec489966}70%{box-shadow:0 0 0 10px #ec489900}to{box-shadow:0 0 #ec489900}}.animate-slide-up{animation:.5s cubic-bezier(.16,1,.3,1) forwards slideUp}.container{max-width:1200px;margin:0 auto;padding:0 20px}h1,h2,h3,h4{color:#fff;letter-spacing:-.02em;font-weight:700}p{color:var(--text-secondary);line-height:1.6}a{color:var(--accent-primary);text-decoration:none;transition:color .2s}a:hover{color:#60a5fa}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:var(--bg-color)}::-webkit-scrollbar-thumb{background:var(--border-glass);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:#fff3}.app-layout{min-height:100vh;display:flex}.sidebar{border-right:1px solid var(--border-glass);-webkit-backdrop-filter:blur(20px);z-index:50;background:#0b0f19cc;flex-direction:column;gap:24px;width:250px;height:100vh;padding:32px 20px;display:flex;position:fixed}.sidebar-logo{background:linear-gradient(90deg,#3b82f6,#ec4899);-webkit-text-fill-color:transparent;-webkit-background-clip:text;margin-bottom:20px;padding-left:12px;font-size:1.8rem;font-weight:700}.nav-link{color:var(--text-primary);cursor:pointer;border-radius:12px;align-items:center;gap:16px;padding:12px;font-size:1.1rem;font-weight:500;text-decoration:none;transition:all .2s;display:flex}.nav-link:hover{background:#ffffff14}.nav-link svg{width:24px;height:24px}.main-content{flex-grow:1;justify-content:center;margin-left:250px;padding:40px 20px;display:flex}.feed-container{width:100%;max-width:470px}.stories-container{border-bottom:1px solid var(--border-glass);gap:16px;margin-bottom:24px;padding-bottom:24px;display:flex;overflow-x:auto}.stories-container::-webkit-scrollbar{display:none}.story-circle{cursor:pointer;flex-direction:column;align-items:center;gap:8px;display:flex}.story-avatar{background:linear-gradient(45deg,#f09433 0%,#e6683c 25%,#dc2743 50%,#cc2366 75%,#bc1888 100%);border-radius:50%;width:66px;height:66px;padding:3px}.story-avatar img{object-fit:cover;border:2px solid var(--bg-color);border-radius:50%;width:100%;height:100%}.story-username{color:var(--text-primary);white-space:nowrap;text-overflow:ellipsis;max-width:70px;font-size:.75rem;overflow:hidden}.post-card{background:0 0;margin-bottom:30px}.post-header{justify-content:space-between;align-items:center;padding:12px 4px;display:flex}.post-user-info{align-items:center;gap:10px;display:flex}.post-avatar{object-fit:cover;border:1px solid var(--border-glass);border-radius:50%;width:32px;height:32px}.post-username{font-size:.9rem;font-weight:600}.post-time{color:var(--text-secondary);font-size:.9rem}.post-media-container{border:1px solid var(--border-glass);background:#0003;border-radius:4px;width:100%;overflow:hidden}.post-media{object-fit:cover;width:100%;max-height:600px;display:block}.post-actions{gap:16px;padding:12px 4px 8px;display:flex}.post-action-btn{color:var(--text-primary);cursor:pointer;background:0 0;border:none;align-items:center;padding:0;display:flex}.post-action-btn:hover{color:var(--text-secondary)}.post-action-btn.liked svg{fill:var(--error);color:var(--error)}.post-likes{margin-bottom:8px;padding:0 4px;font-size:.9rem;font-weight:600}.post-caption{padding:0 4px;font-size:.9rem}