:root{--bg-main: #f8fafc;--bg-card: #ffffff;--bg-card-subtle: #f1f5f9;--border-light: #e2e8f0;--border-focus: #3b82f6;--accent-primary: #3b82f6;--accent-primary-hover: #2563eb;--accent-gradient: linear-gradient(135deg, #3b82f6 0%, #6366f1 100%);--accent-cyan: #0891b2;--accent-emerald: #059669;--accent-amber: #d97706;--accent-rose: #e11d48;--accent-purple: #7c3aed;--text-main: #0f172a;--text-secondary: #334155;--text-muted: #64748b;--text-dim: #94a3b8;--font-display: "Outfit", -apple-system, BlinkMacSystemFont, sans-serif;--font-sans: "Plus Jakarta Sans", "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;--radius-sm: 8px;--radius-md: 14px;--radius-lg: 20px;--radius-full: 9999px;--shadow-sm: 0 1px 3px rgba(0, 0, 0, .05);--shadow-md: 0 4px 20px -2px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 30px -4px rgba(0, 0, 0, .08);--safe-bottom: env(safe-area-inset-bottom, 16px);--safe-top: env(safe-area-inset-top, 0px)}*{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}body{background-color:var(--bg-main);color:var(--text-main);font-family:var(--font-sans);line-height:1.6;min-height:100vh;min-height:-webkit-fill-available;position:relative;overflow-x:hidden}.ambient-glow-1{position:fixed;top:-120px;left:-100px;width:380px;height:380px;background:radial-gradient(circle,rgba(59,130,246,.07),transparent 70%);filter:blur(80px);pointer-events:none;z-index:0}.ambient-glow-2{position:fixed;bottom:-60px;right:-80px;width:400px;height:400px;background:radial-gradient(circle,rgba(99,102,241,.05),transparent 70%);filter:blur(90px);pointer-events:none;z-index:0}.app-container{position:relative;z-index:1;max-width:600px;margin:0 auto}.app-container.fullscreen-chat{height:100vh;height:100dvh;display:flex;flex-direction:column;overflow:hidden}.app-container.scrollable-view{min-height:100vh;display:flex;flex-direction:column;padding-bottom:calc(var(--safe-bottom) + 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