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table{border-collapse:collapse;width:100%;margin:12px 0}.markdown-body th,.markdown-body td{border:1px solid var(--border);text-align:left;padding:8px 12px}.markdown-body th{background:var(--surface);font-weight:600}.typing-dots{gap:5px;padding:4px 0;display:flex}.typing-dots span{background:var(--text-tertiary);border-radius:50%;width:8px;height:8px;animation:1.4s ease-in-out infinite typingPulse}.typing-dots span:nth-child(2){animation-delay:.2s}.typing-dots span:nth-child(3){animation-delay:.4s}@keyframes typingPulse{0%,60%,to{opacity:.4;transform:translateY(0)}30%{opacity:1;transform:translateY(-6px)}}.input-area{flex-shrink:0;padding:0 20px 16px}.input-container{max-width:800px;margin:0 auto}.file-preview-area{padding:8px 0}.file-preview-item{display:inline-block;position:relative}.file-preview-item img{object-fit:contain;border:1px solid var(--border);background:var(--bg-secondary);border-radius:12px;width:auto;max-width:120px;height:80px}.remove-file-btn{background:var(--danger);color:#fff;cursor:pointer;border:none;border-radius:50%;justify-content:center;align-items:center;width:22px;height:22px;font-size:.65rem;display:flex;position:absolute;top:-6px;right:-6px}.input-wrapper{background:var(--surface);border:1px solid var(--border);border-radius:16px;align-items:flex-end;gap:8px;padding:8px 8px 8px 4px;transition:border-color .2s,box-shadow .2s;display:flex}.input-wrapper:focus-within{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-subtle)}.attach-btn{color:var(--text-tertiary);cursor:pointer;background:0 0;border:none;border-radius:10px;flex-shrink:0;padding:8px 10px;font-size:1.05rem;transition:all .15s}.attach-btn:hover{color:var(--text-primary);background:var(--surface-hover)}.chat-input{color:var(--text-primary);resize:none;background:0 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.2s}.send-btn:hover:not(:disabled){filter:brightness(1.1)}.send-btn:disabled{opacity:.3;cursor:not-allowed}.input-footer{text-align:center;color:var(--text-tertiary);padding-top:8px;font-size:.75rem}.settings-page{background:var(--bg-primary);min-height:100vh;color:var(--text-primary)}.settings-topbar{z-index:10;background:var(--bg-primary);border-bottom:1px solid var(--border);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);position:sticky;top:0}.settings-topbar-inner{align-items:center;gap:14px;max-width:720px;margin:0 auto;padding:14px 20px;display:flex}.settings-back-btn{background:var(--surface);border:1px solid var(--border);width:38px;height:38px;color:var(--text-secondary);cursor:pointer;border-radius:10px;justify-content:center;align-items:center;text-decoration:none;transition:all .15s;display:flex}.settings-back-btn:hover{background:var(--surface-hover);color:var(--text-primary)}.settings-topbar-inner h1{margin:0;font-size:1.15rem;font-weight:700}.settings-body{max-width:720px;margin:0 auto;padding:28px 20px 60px}.settings-profile-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;align-items:center;gap:18px;margin-bottom:36px;padding:24px;display:flex}.settings-profile-avatar{background:var(--accent-gradient);color:#fff;border-radius:20px;flex-shrink:0;justify-content:center;align-items:center;width:64px;height:64px;font-size:1.5rem;font-weight:700;display:flex}.settings-profile-info h2{margin-bottom:2px;font-size:1.3rem;font-weight:700}.settings-profile-info p{color:var(--text-secondary);font-size:.9rem}.settings-section{margin-bottom:32px}.settings-section-title{text-transform:uppercase;letter-spacing:1.2px;color:var(--text-tertiary);margin-bottom:12px;padding-left:4px;font-size:.78rem;font-weight:700}.settings-section-title.danger{color:var(--danger)}.settings-card{background:var(--surface);border:1px solid 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