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70%);width:500px;height:500px;position:absolute;bottom:-150px;left:-150px}.auth-card{background:var(--glass-bg);width:100%;max-width:420px;-webkit-backdrop-filter:var(--glass-blur);border:1px solid var(--glass-border);border-radius:var(--border-radius-xl);z-index:1;box-shadow:var(--shadow-lg);padding:40px;animation:.5s fadeIn;position:relative}.message-bubble{word-break:break-word;border-radius:18px;max-width:70%;padding:10px 14px;font-size:14px;line-height:1.5}.message-bubble.sent{background:var(--gradient-brand);color:#fff;border-bottom-right-radius:4px;align-self:flex-end}.message-bubble.received{background:var(--bg-card);color:var(--text-primary);border:1px solid var(--border-color);border-bottom-left-radius:4px;align-self:flex-start}.divider{background:var(--border-color);width:100%;height:1px}:focus-visible{outline:2px solid var(--p2t-primary);outline-offset:2px;border-radius:4px}*,:before,:after{transition:background-color .2s,border-color .2s,color .1s}@property 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