:root{color-scheme:dark;--bg: var(--tg-theme-bg-color, #0f0f0f);--fg: var(--tg-theme-text-color, #f5f5f5);--hint: var(--tg-theme-hint-color, #888);--link: var(--tg-theme-link-color, #3b82f6);--button-bg: var(--tg-theme-button-color, #3b82f6);--button-fg: var(--tg-theme-button-text-color, #fff);--secondary-bg: var(--tg-theme-secondary-bg-color, #1a1a1a);--danger: #ef4444;--success: #22c55e}*{box-sizing:border-box}html,body{margin:0;padding:0;background:var(--bg);color:var(--fg);font:16px/1.4 -apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;min-height:100vh}#root{min-height:100vh;padding:env(safe-area-inset-top) env(safe-area-inset-right) env(safe-area-inset-bottom) env(safe-area-inset-left)}.screen{padding:20px 16px 24px;max-width:480px;margin:0 auto;display:flex;flex-direction:column;gap:16px;min-height:100vh}.title{font-size:20px;font-weight:600;margin:0}.subtitle{font-size:14px;color:var(--hint);margin:0}.card{background:var(--secondary-bg);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:10px}.row{display:flex;justify-content:space-between;gap:12px;font-size:15px}.row>.label{color:var(--hint)}.row>.value{font-weight:500;text-align:right;word-break:break-all}.row.value-strong>.value{font-size:17px}.button{appearance:none;border:none;border-radius:12px;padding:14px 16px;font-size:16px;font-weight:600;background:var(--button-bg);color:var(--button-fg);cursor:pointer;transition:opacity .12s;width:100%}.button:disabled{opacity:.5;cursor:default}.button.secondary{background:transparent;color:var(--fg);border:1px solid var(--hint)}.button.danger{background:var(--danger)}.input{appearance:none;width:100%;border:1px solid var(--hint);background:var(--bg);color:var(--fg);border-radius:12px;padding:14px 16px;font-size:16px;font:inherit}.input:disabled{opacity:.5}.spacer{flex:1}.error{color:var(--danger);font-size:14px;background:#ef44441a;padding:10px 12px;border-radius:8px}.muted{color:var(--hint);font-size:13px}