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42%,color-mix(in srgb,var(--model-accent) 55%,transparent) 0%,transparent 70%);filter:blur(46px);opacity:.55;transition:background .8s ease;animation:glow-breathe 7s ease-in-out infinite}@keyframes glow-breathe{0%,to{opacity:.42}50%{opacity:.62}}.switch-card{position:relative;z-index:1;width:100%;max-width:420px;background:color-mix(in srgb,var(--surface) 82%,transparent);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);border:1px solid var(--divider);border-radius:var(--radius-lg);padding:18px;box-shadow:0 30px 80px #00000080}.switch-head{display:flex;align-items:center;gap:8px;font-family:var(--font-display);font-size:14px;font-weight:600;color:var(--text-primary);padding-bottom:14px;border-bottom:1px solid var(--divider)}.switch-dot{width:8px;height:8px;border-radius:50%;background:var(--model-accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--model-accent) 22%,transparent);transition:background .6s ease,box-shadow .6s ease}.switch-thread{padding:16px 2px;display:flex;flex-direction:column;gap:10px}.switch-msg{align-self:flex-end;max-width:80%;background:var(--user-bubble);border-radius:var(--radius-md);border-bottom-right-radius:6px;padding:10px 13px;font-size:13.5px;color:var(--text-primary)}.switch-reply{align-self:flex-start;display:flex;align-items:center;gap:10px;font-size:13px;color:var(--text-secondary)}.switch-reply-model{color:var(--model-accent);font-weight:600;transition:color .6s ease}.switch-typing{display:inline-flex;gap:4px;align-items:center}.switch-typing i{width:5px;height:5px;border-radius:50%;background:var(--text-secondary);animation:dot 1.4s infinite ease-in-out both}.switch-typing i:nth-child(2){animation-delay:.2s}.switch-typing i:nth-child(3){animation-delay:.4s}.switch-typing-off i{animation:none;opacity:.6}@keyframes 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1080px){.lp-hero{grid-template-columns:1fr;gap:44px;min-height:0;padding-top:24px}.lp-hero-visual{justify-content:flex-start}.lp-features{grid-template-columns:repeat(2,1fr);row-gap:32px}.lp-feature{padding:4px 28px;border-left:none}.lp-feature:nth-child(odd){padding-left:0}.lp-feature:nth-child(2n){padding-right:0;border-left:1px solid var(--divider)}.lp-feature:nth-child(n+3){padding-top:32px;border-top:1px solid var(--divider)}}@media (max-width: 720px){.lp{padding:0 22px}}@media (max-width: 560px){.lp-features{grid-template-columns:1fr;row-gap:28px}.lp-feature{padding:0;border-left:none}.lp-feature:nth-child(2n){border-left:none}.lp-feature:nth-child(n+2){padding-top:28px;border-top:1px solid var(--divider)}.switch-card{max-width:100%}}@media (prefers-reduced-motion: reduce){.reveal{opacity:1;transform:none;transition:none}.lp-rotator-word{animation:none}.switch-typing 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ease}.btn-primary:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 14px 32px -10px #7d7bffbf}.btn-primary:disabled{opacity:.5;cursor:default}.auth-error{font-size:13px;color:var(--error);text-align:center}.auth-notice{font-size:13px;color:var(--success);text-align:center}.auth-switch{margin-top:18px}.link{background:none;border:none;color:var(--text-secondary);font-size:13px;padding:4px;transition:color .15s ease}.link:hover{color:var(--accent)}.msg-row{display:flex;width:100%;margin:10px 0}.msg-user{justify-content:flex-end}.msg-assistant{justify-content:flex-start}.bubble{max-width:78%;padding:11px 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ease}.ms-item:hover{background:var(--surface-variant)}.ms-item-active{background:var(--accent-soft);color:var(--text-primary);box-shadow:inset 2px 0 0 var(--accent)}.ms-item-locked{color:var(--text-secondary);cursor:default}.ms-item-locked:hover{background:none}.ms-badges{display:inline-flex;gap:5px}.ms-badge{font-size:10px;color:var(--text-secondary);border:1px solid var(--subtle-border);border-radius:6px;padding:1px 5px}.ms-empty{padding:14px;text-align:center;color:var(--text-secondary);font-size:13px}.acct-foot{display:flex;align-items:stretch;gap:8px;border-top:1px solid var(--divider);padding-top:12px;margin-top:8px}.acct-profile{flex:1;min-width:0;display:flex;align-items:center;gap:10px;padding:8px;background:none;border:1px solid transparent;border-radius:var(--radius-md);text-align:left;transition:background .14s ease,border-color .14s ease}.acct-profile:hover{background:var(--surface-variant);border-color:var(--subtle-border)}.acct-avatar{flex-shrink:0;width:34px;height:34px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--accent-grad);color:var(--on-accent);font-family:var(--font-display);font-weight:600;font-size:15px}.acct-id{display:flex;flex-direction:column;min-width:0}.acct-email{font-size:13px;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.acct-plan{font-family:var(--mono);font-size:11px;color:var(--text-secondary);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.acct-shop{flex-shrink:0;width:40px;border-radius:var(--radius-md);background:var(--surface-variant);border:1px solid var(--subtle-border);color:var(--accent);font-size:15px;transition:background .14s ease,border-color .14s ease,transform .14s ease}.acct-shop:hover{border-color:color-mix(in srgb,var(--accent) 50%,transparent);background:var(--accent-soft);transform:translateY(-1px)}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;display:flex;align-items:center;justify-content:center;padding:24px;background:#04040799;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);animation:modal-fade .16s ease}.modal-card{width:100%;max-width:400px;max-height:calc(100vh - 48px);overflow-y:auto;background:var(--surface);border:1px solid var(--divider);border-radius:var(--radius-lg);padding:20px;box-shadow:0 40px 100px #0009;animation:modal-rise .2s cubic-bezier(.22,1,.36,1)}.modal-card-wide{max-width:560px}@keyframes modal-fade{0%{opacity:0}}@keyframes modal-rise{0%{opacity:0;transform:translateY(12px)}}.modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px}.modal-title{font-family:var(--font-display);font-size:18px;font-weight:600;letter-spacing:-.3px}.modal-close{background:none;border:none;color:var(--text-secondary);font-size:14px;padding:4px 6px;border-radius:var(--radius-sm);transition:color .14s ease,background .14s ease}.modal-close:hover{color:var(--text-primary);background:var(--surface-variant)}.pf-head{display:flex;align-items:center;gap:14px;padding-bottom:18px;margin-bottom:16px;border-bottom:1px solid var(--divider)}.pf-avatar{flex-shrink:0;width:52px;height:52px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--accent-grad);color:var(--on-accent);font-family:var(--font-display);font-weight:700;font-size:22px}.pf-head-id{display:flex;flex-direction:column;gap:6px;min-width:0}.pf-head-email{font-size:15px;font-weight:500;color:var(--text-primary);overflow:hidden;text-overflow:ellipsis}.pf-badge{align-self:flex-start;font-size:11px;padding:3px 9px;border-radius:999px;border:1px solid transparent}.pf-badge-ok{color:var(--success);border-color:color-mix(in srgb,var(--success) 40%,transparent);background:color-mix(in srgb,var(--success) 12%,transparent)}.pf-badge-warn{color:var(--secondary);border-color:var(--subtle-border);background:var(--surface-variant)}.pf-rows{display:flex;flex-direction:column}.pf-row{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 0;border-bottom:1px solid var(--subtle-border)}.pf-label{font-size:13px;color:var(--text-secondary)}.pf-value{font-size:13px;color:var(--text-primary);text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.pf-quota{margin-top:16px}.pf-quota-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:8px}.pf-bar{height:6px;border-radius:999px;background:var(--surface-variant);overflow:hidden}.pf-bar-fill{height:100%;border-radius:999px;background:var(--accent-grad);transition:width .3s ease}.pf-quota-note{margin-top:8px;font-size:12px;color:var(--error)}.pf-verify{margin-top:18px;padding:14px;border:1px solid var(--subtle-border);border-radius:var(--radius-md);background:var(--input-background);display:flex;flex-direction:column;gap:10px}.pf-verify-text{margin:0;font-size:13px;color:var(--text-secondary)}.pf-field{width:100%;padding:11px 13px;background:var(--surface);border:1px solid 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.15s ease,border-color .15s ease}.pf-logout:hover{color:var(--error);border-color:color-mix(in srgb,var(--error) 45%,transparent)}.shop-empty{display:flex;flex-direction:column;align-items:center;text-align:center;padding:18px 8px 10px;gap:6px}.shop-icon{font-size:30px;color:var(--accent);margin-bottom:4px}.shop-title{margin:0;font-family:var(--font-display);font-size:18px;font-weight:600}.shop-text{margin:0;max-width:260px;font-size:13px;line-height:1.55;color:var(--text-secondary)}.chat-layout{display:flex;height:100%}.sidebar{width:268px;flex-shrink:0;display:flex;flex-direction:column;background:var(--surface);border-right:1px solid var(--divider);padding:14px 12px}.sidebar-top{display:flex;gap:8px;align-items:center}.sidebar-top .new-chat{flex:1;width:auto}.sidebar-gear{flex-shrink:0;width:38px;height:38px;background:var(--surface-variant);border:1px solid 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40%,transparent)}.sh-topup-on{border-color:var(--accent);background:var(--accent-soft)}.sh-topup-amt{font-family:var(--font-display);font-size:17px;font-weight:600;color:var(--text-primary)}.sh-topup-usd{font-family:var(--mono);font-size:12px;color:var(--text-secondary)}:root{--deep-background: #08080b;--surface: #101014;--surface-variant: #17171d;--user-bubble: #1c1c22;--assistant-bubble: transparent;--primary: #f4f4f6;--secondary: #9a9aa6;--text-primary: #ececf1;--text-secondary: #6d6d78;--input-background: #131318;--divider: #26262e;--send-button: #26262e;--subtle-border: #232329;--welcome-card: #17171d;--error: #e05f5f;--success: #4caf7d;--accent: #7d7bff;--accent-2: #4ea8ff;--accent-soft: rgba(125, 123, 255, .14);--accent-grad: linear-gradient(135deg, #8b7bff 0%, #4ea8ff 100%);--on-accent: #0a0a12;--model-accent: var(--accent);--hue-claude: #d97757;--hue-gpt: #10a37f;--hue-gemini: #4e86f7;--hue-deepseek: #6366f1;--hue-grok: #c9ccd1;--radius-sm: 10px;--radius-md: 14px;--radius-lg: 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78%)}#root{position:relative;z-index:1}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer}input,textarea{font-family:inherit}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--subtle-border);border-radius:8px}::-webkit-scrollbar-thumb:hover{background:var(--divider)}::-webkit-scrollbar-track{background:transparent}:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}.full-center{height:100%;display:flex;align-items:center;justify-content:center}.muted{color:var(--text-secondary);font-size:14px}