:root{--bg:#0a0a0a;--bg-card:#141414;--bg-elevated:#1c1c1c;--bg-input:#1e1e1e;--border:#2a2a2a;--border-subtle:#1f1f1f;--text-primary:#f5f5f5;--text-secondary:#a0a0a0;--text-muted:#555;--accent:#ff5c5c;--accent-hover:#ff3a3a;--accent-dim:#ff5c5c26;--online:#22c55e;--danger:#ef4444;--radius-sm:8px;--radius-md:12px;--radius-lg:20px;--radius-full:9999px;--nav-height:60px;--max-width:480px}*,:before,:after{box-sizing:border-box;margin:0;padding:0}html,body{background:var(--bg);height:100%;color:var(--text-primary);-webkit-font-smoothing:antialiased;overscroll-behavior:none;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-size:15px;line-height:1.5}#__next{height:100%;max-width:var(--max-width);flex-direction:column;margin:0 auto;display:flex;position:relative}h1{font-size:1.5rem;font-weight:700}h2{font-size:1.25rem;font-weight:600}h3{font-size:1rem;font-weight:600}.btn{border-radius:var(--radius-full);cursor:pointer;white-space:nowrap;border:none;justify-content:center;align-items:center;gap:6px;padding:12px 20px;font-size:.95rem;font-weight:600;text-decoration:none;transition:opacity .15s,transform .1s;display:inline-flex}.btn:active{transform:scale(.97)}.btn:disabled{opacity:.4;pointer-events:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-hover)}.btn-ghost{background:var(--bg-elevated);color:var(--text-primary)}.btn-ghost:hover{background:var(--border)}.btn-danger{background:var(--danger);color:#fff}.btn-sm{padding:8px 14px;font-size:.85rem}.btn-full{width:100%}.input{background:var(--bg-input);border:1px solid var(--border);border-radius:var(--radius-md);width:100%;color:var(--text-primary);outline:none;padding:12px 14px;font-size:.95rem;transition:border-color .15s}.input:focus{border-color:var(--accent)}.input::placeholder{color:var(--text-muted)}textarea.input{resize:vertical;min-height:80px}.card{background:var(--bg-card);border:1px solid var(--border-subtle);border-radius:var(--radius-lg);overflow:hidden}.avatar{border-radius:var(--radius-full);object-fit:cover;background:var(--bg-elevated);flex-shrink:0}.avatar-sm{width:36px;height:36px}.avatar-md{width:48px;height:48px}.avatar-lg{width:72px;height:72px}.avatar-xl{width:96px;height:96px}.online-dot{background:var(--online);border:2px solid var(--bg);border-radius:50%;width:10px;height:10px}.bottom-nav{width:100%;max-width:var(--max-width);height:var(--nav-height);background:var(--bg-card);border-top:1px solid var(--border-subtle);z-index:100;justify-content:space-around;align-items:center;display:flex;position:fixed;bottom:0;left:50%;transform:translate(-50%)}.nav-item{color:var(--text-muted);cursor:pointer;flex-direction:column;align-items:center;gap:3px;padding:8px 16px;font-size:.7rem;text-decoration:none;transition:color .15s;display:flex}.nav-item.active{color:var(--accent)}.page{padding-bottom:calc(var(--nav-height) + 16px);flex:1;overflow-y:auto}.page-header{z-index:50;background:var(--bg);border-bottom:1px solid var(--border-subtle);align-items:center;gap:12px;padding:14px 16px;display:flex;position:sticky;top:0}.tag{border-radius:var(--radius-full);background:var(--accent-dim);color:var(--accent);align-items:center;padding:4px 10px;font-size:.78rem;font-weight:500;display:inline-flex}.skeleton{background:linear-gradient(90deg, var(--bg-elevated) 25%, var(--border) 50%, var(--bg-elevated) 75%);border-radius:var(--radius-md);background-size:200% 100%;animation:1.4s infinite shimmer}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}.flex{display:flex}.flex-col{flex-direction:column;display:flex}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.p-4{padding:16px}.text-muted{color:var(--text-secondary)}.text-sm{font-size:.85rem}.text-xs{font-size:.75rem}.truncate{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.w-full{width:100%}