fix: apply designer agent improvements to tailwind.config.js

tailwind.config.js

@@ -19,8 +19,91 @@ module.exports = {
           700: '#1d4ed8',
           800: '#1e40af',
           900: '#1e3a8a',
+          950: '#172554',
           DEFAULT: '#3b82f6',
         },
+        surface: {
+          0:   '#ffffff',
+          50:  '#f8fafc',
+          100: '#f1f5f9',
+          200: '#e2e8f0',
+          300: '#cbd5e1',
+        },
+        ink: {
+          DEFAULT: '#0f172a',
+          muted:   '#64748b',
+          subtle:  '#94a3b8',
+          inverse: '#f8fafc',
+        },
+        success: {
+          50:  '#f0fdf4',
+          500: '#22c55e',
+          600: '#16a34a',
+          700: '#15803d',
+        },
+        warning: {
+          50:  '#fffbeb',
+          500: '#f59e0b',
+          600: '#d97706',
+        },
+        danger: {
+          50:  '#fef2f2',
+          500: '#ef4444',
+          600: '#dc2626',
+          700: '#b91c1c',
+        },
+      },
+      fontFamily: {
+        sans: ['Inter', 'ui-sans-serif', 'system-ui', 'sans-serif'],
+        mono: ['JetBrains Mono', 'ui-monospace', 'monospace'],
+      },
+      fontSize: {
+        '2xs': ['0.625rem', { lineHeight: '0.875rem' }],
+      },
+      borderRadius: {
+        '4xl': '2rem',
+      },
+      boxShadow: {
+        'soft-sm': '0 1px 2px 0 rgb(15 23 42 / 0.06)',
+        'soft':    '0 1px 3px 0 rgb(15 23 42 / 0.08), 0 1px 2px -1px rgb(15 23 42 / 0.08)',
+        'soft-md': '0 4px 6px -1px rgb(15 23 42 / 0.07), 0 2px 4px -2px rgb(15 23 42 / 0.07)',
+        'soft-lg': '0 10px 15px -3px rgb(15 23 42 / 0.07), 0 4px 6px -4px rgb(15 23 42 / 0.07)',
+        'soft-xl': '0 20px 25px -5px rgb(15 23 42 / 0.07), 0 8px 10px -6px rgb(15 23 42 / 0.07)',
+        'glow':    '0 0 0 3px rgb(59 130 246 / 0.15)',
+        'glow-brand': '0 0 0 3px rgb(59 130 246 / 0.25)',
+      },
+      animation: {
+        'fade-in':    'fadeIn 0.2s ease-out',
+        'slide-up':   'slideUp 0.25s ease-out',
+        'slide-down': 'slideDown 0.25s ease-out',
+        'scale-in':   'scaleIn 0.15s ease-out',
+        'spin-slow':  'spin 2s linear infinite',
+        'pulse-soft': 'pulseSoft 2s ease-in-out infinite',
+      },
+      keyframes: {
+        fadeIn: {
+          '0%':   { opacity: '0' },
+          '100%': { opacity: '1' },
+        },
+        slideUp: {
+          '0%':   { opacity: '0', transform: 'translateY(8px)' },
+          '100%': { opacity: '1', transform: 'translateY(0)' },
+        },
+        slideDown: {
+          '0%':   { opacity: '0', transform: 'translateY(-8px)' },
+          '100%': { opacity: '1', transform: 'translateY(0)' },
+        },
+        scaleIn: {
+          '0%':   { opacity: '0', transform: 'scale(0.95)' },
+          '100%': { opacity: '1', transform: 'scale(1)' },
+        },
+        pulseSoft: {
+          '0%, 100%': { opacity: '1' },
+          '50%':      { opacity: '0.6' },
+        },
+      },
+      transitionTimingFunction: {
+        'spring': 'cubic-bezier(0.175, 0.885, 0.32, 1.275)',
       },
     },
   },