:root{--brand-blue: #4A90E2;--brand-pink: #FF6B9D;--brand-dark: #2C3E50;--text-primary: #2C3E50;--text-secondary: #7F8C8D;--text-tertiary: #BDC3C7;--bg-white: #FFFFFF;--bg-gray: #F8F9FA;--bg-dark: #2C3E50;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--radius-pill: 9999px;--shadow-subtle: 0 2px 8px rgba(0, 0, 0, .08);--shadow-brand: 0 4px 16px rgba(74, 144, 226, .2);--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 16px;--spacing-lg: 24px;--spacing-xl: 32px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html,body{height:100%}body{line-height:1.5;-webkit-font-smoothing:antialiased}img,picture,video,canvas,svg{display:block;max-width:100%}input,button,textarea,select{font:inherit}p,h1,h2,h3,h4,h5,h6{overflow-wrap:break-word}button{cursor:pointer;border:none;background:none}a{text-decoration:none;color:inherit}ul,ol{list-style:none}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;color:var(--text-primary);background-color:var(--bg-gray)}#app{min-height:100vh}.container{max-width:1200px;margin:0 auto;padding:0 var(--spacing-lg)}.btn{padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-md);font-weight:500;transition:all .2s}.btn-primary{background:var(--brand-blue);color:#fff}.btn-primary:hover{opacity:.9}.card{background:var(--bg-white);border-radius:var(--radius-lg);box-shadow:var(--shadow-subtle);padding:var(--spacing-lg)}@media (max-width: 768px){h1{font-size:20px!important}h2{font-size:16px!important}.card{padding:var(--spacing-md);border-radius:var(--radius-md)}select,input[type=text],input[type=date],input[type=number],input[type=password],textarea{min-height:44px;font-size:16px!important}button{min-height:44px}}