:root{--color-primary: #76FF03;--color-bg: #000;--color-surface: #111;--color-text: #fff;--color-text-secondary: #aaa;--radius: 8px;--max-width: 480px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{background-color:var(--color-bg);color:var(--color-text);font-family:system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;line-height:1.5;min-height:100dvh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;font-size:inherit;cursor:pointer;border:none;outline:none}input,select,textarea{font-family:inherit;font-size:inherit}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:12px 24px;border-radius:var(--radius);font-weight:600;font-size:1rem;transition:background-color .2s,opacity .2s}.btn-primary{background-color:var(--color-primary);color:#000}.btn-primary:hover{background-color:#8aff2a}.btn-primary:disabled{opacity:.4;cursor:not-allowed}.btn-secondary{background-color:var(--color-surface);color:var(--color-text);border:1px solid #333}.btn-secondary:hover{background-color:#1a1a1a}.btn-small{padding:6px 14px;font-size:.85rem}.input{width:100%;padding:12px 16px;background-color:var(--color-surface);color:var(--color-text);border:1px solid #333;border-radius:var(--radius);font-size:1rem;transition:border-color .2s}.input:focus{border-color:var(--color-primary);outline:none}.input::placeholder{color:var(--color-text-secondary)}.select{width:100%;padding:12px 16px;background-color:var(--color-surface);color:var(--color-text);border:1px solid #333;border-radius:var(--radius);font-size:1rem;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23aaa' d='M6 8L1 3h10z'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 16px center}.select:focus{border-color:var(--color-primary);outline:none}.container{width:100%;max-width:var(--max-width);margin:0 auto;padding:0 16px}.page{min-height:100dvh;display:flex;flex-direction:column}.card{background-color:var(--color-surface);border:1px solid #222;border-radius:var(--radius);padding:16px}.text-center{text-align:center}.text-secondary{color:var(--color-text-secondary)}.mt-1{margin-top:8px}.mt-2{margin-top:16px}.mt-3{margin-top:24px}.mt-4{margin-top:32px}.mb-1{margin-bottom:8px}.mb-2{margin-bottom:16px}.gap-1{gap:8px}.gap-2{gap:16px}