:root{--color-primary: #FF6B6B;--color-primary-dark: #EE5253;--color-secondary: #48DBFB;--color-accent: #FECA57;--color-dark: #222f3e;--color-light: #f7f1e3;--color-text: #2d3436;--color-text-muted: #636e72;--color-bg: #ffffff;--color-surface: #f5f6fa;--color-success: #1dd1a1;--color-error: #ff6b6b;--spacing-xs: .5rem;--spacing-sm: 1rem;--spacing-md: 1.5rem;--spacing-lg: 2rem;--spacing-xl: 3rem;--font-family: "Inter", system-ui, Avenir, Helvetica, Arial, sans-serif;--font-size-base: 16px;--font-size-lg: 1.25rem;--font-size-xl: 1.5rem;--font-size-2xl: 2rem;--shadow-sm: 0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.24);--shadow-md: 0 4px 6px -1px rgba(0,0,0,.1), 0 2px 4px -1px rgba(0,0,0,.06);--shadow-lg: 0 10px 15px -3px rgba(0,0,0,.1), 0 4px 6px -2px rgba(0,0,0,.05);--radius-sm: 4px;--radius-md: 8px;--radius-lg: 16px;--radius-full: 9999px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family);background-color:var(--color-bg);color:var(--color-text);line-height:1.5;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{color:var(--color-dark);font-weight:700;line-height:1.2}button{cursor:pointer;border:none;font-family:inherit}a{text-decoration:none;color:inherit}ul{list-style:none}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-sm)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:.75rem 1.5rem;border-radius:var(--radius-md);font-weight:600;transition:transform .2s,box-shadow .2s}.btn:active{transform:scale(.98)}.btn-primary{background-color:var(--color-primary);color:#fff;box-shadow:0 4px 14px #ff6b6b63}.btn-primary:hover{background-color:var(--color-primary-dark);transform:translateY(-1px)}.grid{display:grid;gap:var(--spacing-md)}