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rgba(56,139,253,.2)}.message{display:flex;max-width:85%;animation:messageSlideIn var(--transition-normal) ease-out}@keyframes messageSlideIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.message.user{align-self:flex-end}.message.assistant{align-self:flex-start}.message-content{padding:.5rem .75rem;border-radius:var(--radius-lg);line-height:1.3;word-wrap:break-word;position:relative}.message.user .message-content{background:var(--accent-emphasis);color:#fff;border-bottom-right-radius:var(--radius-sm);white-space:pre-wrap;box-shadow:var(--shadow-md)}.message.assistant .message-content{background:var(--bg-secondary);color:var(--text-secondary);border-bottom-left-radius:var(--radius-sm);border:1px solid var(--border-muted)}.message-content.loading{color:var(--text-tertiary);display:flex;align-items:center;gap:.5rem}.message-content.loading:after{content:"";width:4px;height:4px;background:var(--accent);border-radius:50%;animation:loadingPulse 1.4s infinite ease-in-out both}@keyframes loadingPulse{0%,80%,to{transform:scale(.6);opacity:.4}40%{transform:scale(1);opacity:1}}.input-area{padding:.5rem .75rem .75rem;background:var(--bg-primary)}.loading-screen{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh;gap:1rem;color:var(--text-tertiary);background:var(--bg-primary)}.loading-screen:before{content:"";width:40px;height:40px;border:2px solid var(--border-default);border-top-color:var(--accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.auth-callback{display:flex;flex-direction:column;justify-content:center;align-items:center;height:100vh;gap:1rem;color:var(--text-tertiary);background:var(--bg-primary)}