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.primary:active:not(:disabled){background:var(--ink-active);transform:translateY(0)}.dialog-actions .primary:disabled{opacity:.4}@media(max-width:1200px){.chat-columns{grid-template-columns:minmax(0,1fr)}.context-panel{background:var(--surface-soft);border-left:0;border-bottom:1px solid var(--line);order:-1;overflow:visible}.context-content{min-height:0;padding:10px 12px}.context-module>header,.context-note,.tool-list .section-label{display:none}.tool-list{scrollbar-width:none;gap:8px;padding:2px 0 6px;display:flex;overflow-x:auto}.tool-list::-webkit-scrollbar{display:none}.tool-list button{border:1px solid var(--line);border-bottom:1px solid var(--line);white-space:nowrap;background:#fff;border-radius:999px;flex:none;justify-content:center;align-items:center;min-height:0;padding:9px 14px}.tool-list button small,.tool-list button svg{display:none}.tool-list button strong{font-size:13px}}@media(max-width:1600px){.app-topbar{grid-template-rows:auto auto;grid-template-columns:minmax(0,1fr) auto;height:auto;padding:8px 12px 0}.topbar-brand{grid-area:1/1;gap:8px;padding:2px 0}.topbar-brand span{display:none}.topbar-brand strong{font-size:14px}.brand-mark{flex:0 0 30px;width:30px;height:30px}.topbar-actions{grid-area:1/2;gap:4px}.topbar-tabs{scrollbar-width:none;grid-area:2/1/auto/-1;width:100%;margin-top:4px;overflow-x:auto}.topbar-tabs::-webkit-scrollbar{display:none}.topbar-tab{white-space:nowrap;flex:1;justify-content:center;min-width:0;padding:10px 4px;font-size:13px}.topbar-tab.active:after{left:10px;right:10px}.topbar-action-button{justify-content:center;width:34px;height:34px;padding:0}.topbar-action-button span{display:none}.topbar-action-button.login{width:auto;height:36px;padding:0 15px}.topbar-action-button.login span{display:inline}.topbar-account .account span{display:none}.home-hero{padding:56px 24px 88px}.home-prism{opacity:.24;filter:none;top:0;right:0;bottom:0;left:0;transform:none}.home-story{padding:72px 32px 110px}.home-story-inner{grid-template-columns:1fr;gap:40px}.home-story-copy{max-width:640px;position:relative;top:auto}.capability-list article{top:calc(36px + var(--stack-index) * 12px);min-height:0;margin-bottom:12vh;padding:26px 24px 24px}.home-how{padding:72px 32px 60px}.home-how>.home-how-inner>header{display:block}.home-how>.home-how-inner>header p{margin-top:12px}.conversation-flow{grid-template-columns:1fr}.conversation-flow li,.conversation-flow li+li{border-left:0;padding:20px 0}.welcome-state{justify-content:flex-start;padding:32px 20px 48px}.welcome-features{grid-template-columns:1fr;padding:18px 20px}.message-thread{padding:28px 16px 36px}.composer-area{padding:10px 14px 12px}.history-dropdown{width:min(300px,100vw - 24px)}}@media(max-width:700px){.topbar-tab{flex:none;justify-content:flex-start;padding:10px}.topbar-actions{gap:4px}.topbar-action-button{width:32px;height:32px}}@media(max-width:600px){.topbar-tab{gap:5px;font-size:12.5px}.topbar-tab svg{display:none}.topbar-actions{gap:3px}.message-thread{gap:18px;padding:20px 14px 28px}.welcome-state{padding:28px 16px 40px}.composer-area{padding:10px 12px calc(12px + env(safe-area-inset-bottom))}.composer-box textarea{font-size:16px}.app-watermark{display:none}.home-hero{padding:48px 20px 72px}.home-hero h1{font-size:40px}.home-slogan{margin-top:13px;font-size:16px}.home-summary{margin:13px 0 30px;font-size:14px}.start-chat-button{width:min(100%,280px)}.home-story{padding:56px 20px 88px}.capability-list h3{font-size:19px}.capability-list ul{grid-template-columns:1fr}.home-how{padding:56px 20px 48px}.home-boundary{margin-top:40px}.welcome-example{padding:11px 16px;font-size:12.5px}.message-content{max-width:88%}.hotline-grid,.dialog-actions{grid-template-columns:1fr}.dialog-surface{padding:22px}}@media(prefers-reduced-motion:reduce){*,:before,:after{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-ease{syntax:"*";inherits:false}