.app-shell{flex-direction:column;min-height:100vh;display:flex}.top-nav{z-index:10;-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border-bottom:1px solid var(--border);background:#0d1117eb;justify-content:space-between;align-items:center;gap:12px;padding:12px 16px;display:flex;position:sticky;top:0}.top-nav .brand{color:var(--text);align-items:center;gap:8px;font-weight:700;text-decoration:none;display:flex}.top-nav .brand span{color:var(--orange)}.nav-links{flex-wrap:wrap;align-items:center;gap:8px;display:flex}.nav-links a,.nav-links button.linkish{color:var(--text-muted);cursor:pointer;background:0 0;border:none;border-radius:8px;padding:6px 10px;font-size:.95rem;text-decoration:none}.nav-links a.active,.nav-links a:hover,.nav-links button.linkish:hover{color:var(--orange);background:#ff98001a}.main-content{flex:1;width:100%;max-width:960px;margin:0 auto;padding:16px}.main-content.narrow{max-width:var(--max-width)}.card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);margin-bottom:16px;padding:16px}.btn{cursor:pointer;border:none;border-radius:10px;justify-content:center;align-items:center;gap:8px;padding:10px 16px;font-weight:600;transition:opacity .15s;display:inline-flex}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:linear-gradient(135deg, var(--orange), #ffc107);color:#1f2024}.btn-secondary{border:1px solid var(--border);color:var(--text);background:0 0}.btn-ghost{color:var(--blue);background:0 0;padding:6px 8px}.field{flex-direction:column;gap:6px;margin-bottom:14px;display:flex}.field label{color:var(--text-muted);font-size:.9rem}.field input,.field textarea{border:1px solid var(--border);background:var(--bg-secondary);color:var(--text);border-radius:10px;padding:12px}.field input:focus,.field textarea:focus{border-color:var(--orange);outline:2px solid #ff980073}.error{color:var(--red);font-size:.9rem}.muted{color:var(--text-muted);font-size:.9rem}.auth-page{background:radial-gradient(circle at top, #1e88e526, transparent 50%), var(--bg);justify-content:center;align-items:center;min-height:100vh;padding:24px 16px;display:flex}.auth-card{width:100%;max-width:420px}.auth-card h1{margin:0 0 8px;font-size:1.75rem}.auth-card .subtitle{color:var(--text-muted);margin:0 0 20px}.auth-links{flex-direction:column;gap:8px;margin-top:16px;font-size:.95rem;display:flex}.post-header{align-items:center;gap:12px;margin-bottom:12px;display:flex}.avatar{object-fit:cover;background:var(--bg-secondary);width:44px;height:44px;color:var(--orange);border:2px solid #0000;border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;font-weight:700;display:flex}.avatar.ring-green{border-color:var(--green)}.avatar.ring-blue{border-color:var(--blue)}.avatar.ring-purple{border-color:#9c27b0}.avatar.ring-gold{border-color:var(--orange)}.post-media{object-fit:cover;border-radius:10px;width:100%;max-height:520px;margin:8px 0 12px}.post-actions{border-top:1px solid var(--border);align-items:center;gap:16px;padding-top:8px;display:flex}.post-actions button{color:var(--text-muted);cursor:pointer;background:0 0;border:none;align-items:center;gap:6px;padding:4px 0;display:flex}.post-actions button.liked{color:var(--orange)}.fab{background:linear-gradient(135deg, var(--orange), #ffc107);color:#1f2024;cursor:pointer;z-index:20;border:none;border-radius:50%;width:56px;height:56px;font-size:1.75rem;position:fixed;bottom:24px;right:20px;box-shadow:0 8px 24px #ff980059}.comment-list{flex-direction:column;gap:12px;margin:16px 0;display:flex}.comment-item{background:var(--bg-secondary);border:1px solid var(--border);border-radius:10px;padding:12px}.comment-form{gap:8px;margin-top:12px;display:flex}.comment-form input{flex:1}.profile-header{text-align:center;padding:24px 16px}.profile-header .avatar.large{width:96px;height:96px;margin:0 auto 12px;font-size:2rem}.profile-grid{grid-template-columns:repeat(3,1fr);gap:4px;display:grid}.profile-grid img{aspect-ratio:1;object-fit:cover;background:var(--bg-secondary);border-radius:6px}.chat-list-item{border:1px solid var(--border);cursor:pointer;color:inherit;border-radius:10px;align-items:center;gap:12px;margin-bottom:8px;padding:12px;text-decoration:none;display:flex}.chat-list-item:hover{background:#ffffff0a}.chat-thread{height:calc(100vh - var(--nav-height) - 32px);flex-direction:column;max-height:720px;display:flex}.chat-messages{flex-direction:column;flex:1;gap:8px;padding:12px 0;display:flex;overflow-y:auto}.chat-bubble{word-break:break-word;border-radius:14px;max-width:80%;padding:10px 14px}.chat-bubble.sent{background:#ff980033;border:1px solid #ff980059;align-self:flex-end}.chat-bubble.received{background:var(--bg-secondary);border:1px solid var(--border);align-self:flex-start}.chat-composer{border-top:1px solid var(--border);gap:8px;padding-top:12px;display:flex}.chat-composer input{flex:1}.e2ee-badge{color:var(--green);align-items:center;gap:4px;margin-bottom:8px;font-size:.75rem;display:inline-flex}.search-results .result-row{border:1px solid var(--border);color:inherit;border-radius:10px;align-items:center;gap:12px;margin-bottom:8px;padding:12px;text-decoration:none;display:flex}.search-results .result-row:hover{background:#ffffff0a}@media (width>=768px){.main-content{padding:24px}.top-nav{padding:12px 24px}}:root{--bg:#0d1117;--bg-secondary:#161b22;--card:#ffffff0f;--text:#f5f5f5;--text-muted:#aaa;--border:#ffffff1f;--blue:#1e88e5;--orange:#ff9800;--green:#4caf50;--red:#f44336;--radius:12px;--max-width:680px;--nav-height:56px}*,:before,:after{box-sizing:border-box}html,body,#root{min-height:100%}body{background:var(--bg);color:var(--text);margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,textarea{font:inherit}img{max-width:100%;display:block}.sr-only{clip:rect(0, 0, 0, 0);border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}