:root{--vt-c-white: #ffffff;--vt-c-white-soft: #f8f8f8;--vt-c-white-mute: #f2f2f2;--vt-c-black: #181818;--vt-c-black-soft: #222222;--vt-c-black-mute: #282828;--vt-c-indigo: #2c3e50;--vt-c-divider-light-1: rgba(60, 60, 60, .29);--vt-c-divider-light-2: rgba(60, 60, 60, .12);--vt-c-divider-dark-1: rgba(84, 84, 84, .65);--vt-c-divider-dark-2: rgba(84, 84, 84, .48);--vt-c-text-light-1: var(--vt-c-indigo);--vt-c-text-light-2: rgba(60, 60, 60, .66);--vt-c-text-dark-1: var(--vt-c-white);--vt-c-text-dark-2: rgba(235, 235, 235, .64)}:root{--color-background: var(--vt-c-white);--color-background-soft: var(--vt-c-white-soft);--color-background-mute: var(--vt-c-white-mute);--color-border: var(--vt-c-divider-light-2);--color-border-hover: var(--vt-c-divider-light-1);--color-heading: var(--vt-c-text-light-1);--color-text: var(--vt-c-text-light-1);--section-gap: 160px}@media (prefers-color-scheme: dark){:root{--color-background: var(--vt-c-black);--color-background-soft: var(--vt-c-black-soft);--color-background-mute: var(--vt-c-black-mute);--color-border: var(--vt-c-divider-dark-2);--color-border-hover: var(--vt-c-divider-dark-1);--color-heading: var(--vt-c-text-dark-1);--color-text: var(--vt-c-text-dark-2)}}*,*:before,*:after{box-sizing:border-box;margin:0;font-weight:400}body{min-height:100vh;color:var(--color-text);background:var(--color-background);transition:color .5s,background-color .5s;line-height:1.6;font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica Neue,sans-serif;font-size:15px;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#app{margin:0;padding:0;font-weight:400}@media (min-width: 1024px){body{display:flex;justify-content:center;align-items:flex-start;padding:2rem 0}#app{display:block;width:100%;padding:0 1.5rem}}.app[data-v-63a6cf20]{margin:0 auto;max-width:720px;padding:2rem 1.5rem;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}h1[data-v-63a6cf20]{font-size:1.8rem;margin-bottom:1.5rem;text-align:center}.card[data-v-63a6cf20]{background:#fff;border-radius:12px;box-shadow:0 8px 20px #0f172a14;margin-bottom:1.5rem;padding:1.5rem}.card h2[data-v-63a6cf20]{font-size:1.1rem;margin-bottom:1rem}.coins-grid[data-v-63a6cf20]{display:grid;gap:1rem;grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.coin-field[data-v-63a6cf20]{display:flex;flex-direction:column;font-size:.95rem;gap:.4rem}.coin-field input[data-v-63a6cf20]{border:1px solid #d4d4d8;border-radius:8px;font-size:1rem;padding:.5rem .75rem}.amount-input[data-v-63a6cf20]{align-items:center;display:flex;gap:.75rem}.amount-input input[data-v-63a6cf20]{border:1px solid #d4d4d8;border-radius:8px;flex:1;font-size:1rem;padding:.6rem .8rem}.amount-input button[data-v-63a6cf20]{background:#4ade80;border:none;border-radius:8px;color:#065f46;cursor:pointer;font-size:1rem;font-weight:600;padding:.6rem 1.2rem;transition:background .2s ease}.amount-input button[data-v-63a6cf20]:hover{background:#22c55e}.hint[data-v-63a6cf20]{color:#4b5563;font-size:.9rem;margin-top:.75rem}.message[data-v-63a6cf20]{border-radius:10px;margin-top:1rem;padding:1rem 1.25rem}.message.error[data-v-63a6cf20]{background:#fee2e2;color:#b91c1c}.message.success[data-v-63a6cf20]{background:#dcfce7;color:#166534}.message ul[data-v-63a6cf20]{margin-top:.75rem;padding-left:1.25rem}