:root{--bg-gradient-start:#ffeef8;--bg-gradient-mid:#e6f3ff;--bg-gradient-end:#ffe4f7;--text-primary:#694d6d;--text-secondary:#a088a3;--text-muted:#baa6bc;--card-bg:#ffffffeb;--card-border:#ffb6e04d;--card-shadow:0 12px 32px #db84c02e, 0 4px 12px #db84c01f;--bg-primary:var(--card-bg);--bg-secondary:#ffffffdb;--bg-tertiary:#fffffff5;--border-primary:#ffb6e059;--accent-pink:#ffb3d9;--accent-purple:#dab3ff;--accent-blue:#b3d9ff;--accent-mint:#b3ffd9;--accent-yellow:#fff5b3;--btn-primary-bg:linear-gradient(135deg, #ff9fd5, #b8a6ff);--btn-primary-hover:linear-gradient(135deg, #ff8bc9, #a896ff);--btn-secondary-bg:linear-gradient(135deg, #b3e5ff, #d9b3ff);--btn-danger:#f99;--btn-success:#9f9;--bubble-user:linear-gradient(135deg, #ffe6f2, #ffd6ec);--bubble-assistant:linear-gradient(135deg, #e6f9ff, #d6f0ff);--glow-pink:0 0 20px #ffb3d999;--glow-purple:0 0 20px #dab3ff99;--fs-xxl:clamp(1.75rem, 5vw, 2.5rem);--fs-xl:clamp(1.25rem, 4vw, 1.5rem);--fs-lg:clamp(1.1rem, 3vw, 1.25rem);--fs-base:clamp(1rem, 2.5vw, 1.125rem);--fs-sm:clamp(.875rem, 2vw, 1rem);--fs-xs:clamp(.75rem, 1.8vw, .875rem);--spacing-xs:.375rem;--spacing-sm:.5rem;--spacing-md:.75rem;--spacing-lg:1rem;--spacing-xl:1.25rem;--spacing-xxl:2rem;--radius-sm:12px;--radius-md:20px;--radius-lg:28px;--radius-full:9999px;--transition-fast:.15s ease-out;--transition-base:.3s ease-out;--transition-slow:.5s ease-out}*{box-sizing:border-box;margin:0;padding:0}html{-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:16px;overflow-x:hidden}body{background:linear-gradient(135deg, var(--bg-gradient-start), var(--bg-gradient-mid), var(--bg-gradient-end));min-height:100vh;color:var(--text-primary);background-attachment:fixed;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,Noto Sans,Apple Color Emoji,Segoe UI Emoji,Segoe UI Symbol,Noto Color 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#00000014}.bubble-avatar img{object-fit:cover;width:100%;height:100%}.bubble{padding:calc(var(--preview-spacing-md) / 2) calc(var(--preview-spacing-xl) / 2);border-radius:calc(var(--preview-radius-lg) / 2);word-wrap:break-word;overflow-wrap:break-word;max-width:85%;color:var(--bubble-text-color,inherit);animation:.3s ease-out fadeInBubble;position:relative}.bubble.full{width:100%;max-width:100%}@keyframes fadeInBubble{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.bubble.user{background:var(--bubble-user);color:var(--bubble-user-text,inherit);border-top-left-radius:calc(var(--preview-spacing-xs) * 2 / 3);border-top-right-radius:calc(var(--preview-radius-lg) / 2);align-self:flex-end;max-width:100%}.bubble.assistant{background:var(--bubble-assistant);color:var(--bubble-assistant-text,inherit);border-top-left-radius:calc(var(--preview-spacing-xs) * 2 / 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.4);opacity:.85;color:var(--bubble-label-color,var(--text-primary));align-self:flex-start;width:100%;font-weight:700}.preview-card.user-icon-title-right .bubble-row.user.icon-right .bubble-column{align-items:flex-end}.preview-card.user-icon-title-right .bubble-row.user.icon-right .bubble-label{text-align:right;align-self:flex-end;width:auto}.preview-card.user-icon-title-right .bubble-row.user.icon-right .bubble{border-top-left-radius:calc(var(--preview-radius-lg) / 2);border-top-right-radius:calc(var(--preview-spacing-xs) * 2 / 3)}.bubble-column{align-items:stretch;gap:var(--bubble-column-gap,calc(var(--preview-spacing-xs) * .6));flex-direction:column;min-width:0;display:flex}.text{font-size:var(--fs-base);line-height:var(--preview-line-height,1.7);color:inherit}.bubble .text>.md-root>*{margin-top:calc(1.5em * var(--preview-block-padding-scale,1));margin-bottom:calc(1.5em * var(--preview-block-padding-scale,1))}.bubble .text>.md-root>:first-child{margin-top:0}.bubble 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