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#A5B1C8;--text-3: #64748B;--primary: #5B8DEF;--primary-2: #818CF8;--primary-soft: rgba(91, 141, 239, .14);--ring: rgba(91, 141, 239, .32);--ok: #34D399;--danger: #F87171;--border: rgba(148, 163, 184, .14);--border-strong: rgba(148, 163, 184, .24);--bubble-user-grad: linear-gradient(135deg, #2563EB, #6366F1);--shadow-sm: 0 1px 2px rgba(0, 0, 0, .35);--shadow: 0 12px 34px rgba(0, 0, 0, .4);--shadow-lg: 0 24px 70px rgba(0, 0, 0, .55)}[data-theme=dark] body{color-scheme:dark}[data-theme=dark] .msg-pre{background:#0b122099}[data-theme=dark] .topbar{background:color-mix(in srgb,var(--bg) 80%,transparent)}[data-theme=dark] .pop-ico.blue{color:#7da9f5;background:#5b8def29}[data-theme=dark] .pop-ico.teal{color:#5eead4;background:#2dd4bf24}[data-theme=dark] .pop-ico.violet{color:#c4b5fd;background:#8b5cf629}[data-theme=dark] .brand-mark,[data-theme=dark] .avatar-ai,[data-theme=dark] .btn-send{box-shadow:0 8px 22px #2563eb66}[data-theme=dark] .main:before{background:radial-gradient(600px 300px at 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env(safe-area-inset-bottom))}.composer{border-radius:20px}.popover{left:0;width:min(258px,calc(100vw - 44px))}.preview-chip{max-width:200px}.msg-row{margin-top:12px}.msg-action{margin-left:38px}.jump-btn{right:14px;bottom:92px}.toasts{bottom:calc(92px + env(safe-area-inset-bottom))}}@media (min-width: 1080px) and (max-width: 1240px){.drawer{width:280px}}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.chat{scroll-behavior:auto}}