:root{--paper: #FAFAF9;--paper-raised: #FFFFFF;--paper-sunken: #F1F1EF;--ink: #17171A;--ink-soft: #3A3A40;--ink-muted: #8A8A92;--rule: #E5E5E3;--rule-soft: rgba(23, 23, 26, .06);--accent: #3E5C3A;--accent-soft: #6B8565;--copper: #B54B2E;--copper-soft: #D36B4A;--danger: #B13A2B;--success: #3E5C3A;--warning: #B8842A;--bg-primary: var(--paper);--bg-secondary: var(--paper);--bg-message-user: transparent;--bg-message-user-text: var(--ink);--bg-message-claude: transparent;--bg-message-claude-text: var(--ink);--bg-tool: var(--paper-sunken);--text-primary: var(--ink);--text-secondary: var(--ink-muted);--border: var(--rule);--radius: 2px;--radius-sm: 2px;--safe-bottom: env(safe-area-inset-bottom, 0px);--font-sans: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-mono: "JetBrains Mono", "SF Mono", Menlo, monospace;--font-display: var(--font-sans)}@media(prefers-color-scheme:dark){:root{--paper: #0E0E10;--paper-raised: #17171A;--paper-sunken: #08080A;--ink: #F2F2F4;--ink-soft: #C7C7CC;--ink-muted: #86868E;--rule: #26262A;--rule-soft: rgba(242, 242, 244, .08);--accent: #8AA37E;--accent-soft: #6B8565;--copper: #D97057;--copper-soft: #E88C72;--danger: #D9685A;--success: #8AA37E;--warning: 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h1{font-weight:600;font-size:44px;letter-spacing:-.025em;color:var(--ink);line-height:1}.login-page p{color:var(--ink-muted);font-size:12px;margin-top:6px;text-transform:uppercase;letter-spacing:.18em;font-weight:500}.login-button{margin-top:32px;padding:14px 36px;background:var(--ink);color:var(--paper);border:none;border-radius:0;font-family:var(--font-sans);font-size:12px;font-weight:500;text-transform:uppercase;letter-spacing:.2em;cursor:pointer;transition:transform .15s ease,background .15s}.login-button:hover{background:var(--copper);transform:translateY(-1px)}.login-button:active{transform:translateY(0)}.header{display:flex;align-items:baseline;padding:16px 20px 14px;background:var(--paper);border-bottom:1px solid var(--rule);gap:14px;padding-top:calc(16px + env(safe-area-inset-top,0px));position:relative}.header:after{content:"";position:absolute;left:20px;right:20px;bottom:-3px;height:1px;background:var(--rule);opacity:.5}.header 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.15s}.new-item-button:hover{background:var(--paper-raised)}.chat-screen{display:flex;flex-direction:column;height:100dvh;background:var(--paper);overflow:hidden}.messages{flex:1;overflow-y:auto;-webkit-overflow-scrolling:touch;overscroll-behavior:contain;padding:20px 20px 12px;display:flex;flex-direction:column;gap:24px}.message{max-width:100%;padding:22px 0 42px 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var(--danger);border-top-width:2px;color:var(--danger);font-size:13px;max-width:400px;text-align:center}