:root{--color-primary: #1a1a2e;--color-accent: #e94560;--color-accent-soft: #ff6b6b;--color-bg: #f8f9fa;--color-surface: #ffffff;--color-text: #1a1a2e;--color-text-muted: #6c757d;--color-border: #e9ecef;--color-success: #28a745;--color-warning: #ffc107;--radius-sm: 6px;--radius-md: 12px;--radius-lg: 20px;--shadow-sm: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1);--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--nav-height: 60px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font-sans);background:var(--color-bg);color:var(--color-text);line-height:1.5;min-height:100dvh;padding-bottom:env(safe-area-inset-bottom)}a{color:inherit;text-decoration:none}button{font-family:inherit;cursor:pointer;border:none;background:none}img{max-width:100%;display:block}.container{width:100%;max-width:640px;margin:0 auto;padding:0 16px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.skeleton{background:linear-gradient(90deg,#e9ecef 25%,#f8f9fa,#e9ecef 75%);background-size:200% 100%;animation:shimmer 1.4s infinite;border-radius:var(--radius-sm)}