:root{color-scheme:dark;--bg: #060d12;--surface-1: #0c1a21;--surface-2: #12262f;--border: #1e3a45;--text: #eaf6f8;--text-2: #8fb0ba;--accent: #22d3f5;--accent-strong-from: #8bebff;--accent-strong-to: #22d3f5;--accent-strong: linear-gradient(135deg, var(--accent-strong-from), var(--accent-strong-to));--accent-strong-text: #031318;--fuel: #ef7d32;--fuel-text: #f59a5c;--success: #3ddc97;--danger: #f0616d;--danger-text: #ff8a94;--energy: #ffd23f;--font-sans: "Geist", system-ui, -apple-system, "Segoe UI", sans-serif;--font-mono: "Geist Mono", ui-monospace, "SF Mono", Menlo, monospace}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;min-height:100%}body{background:var(--bg);color:var(--text);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;line-height:1.4}h1,h2,h3,p{margin:0}a{color:var(--accent)}button,input,select{font:inherit}button{cursor:pointer}.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap}:focus-visible{outline:2px solid var(--accent-strong-from);outline-offset:3px}.screen{min-height:100dvh;width:100%;max-width:520px;margin:0 auto;position:relative}.card{border-radius:24px;padding:20px;background:linear-gradient(160deg,var(--surface-2) 0%,var(--surface-1) 100%);border:1px solid var(--border);box-shadow:inset 0 1px #ffffff12}.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;width:100%;padding:0 24px;border:0;border-radius:999px;font-size:16px;font-weight:700;text-decoration:none;transition:transform .12s ease,opacity .12s ease}.btn:active{transform:scale(.98)}.btn[disabled],.btn[aria-disabled=true]{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--accent-strong);color:var(--accent-strong-text);box-shadow:0 6px 20px #22d3f54d}.btn-secondary{background:var(--surface-1);color:var(--text);border:1px solid var(--border);font-weight:600}.btn-link{min-height:44px;border:0;background:transparent;color:var(--accent);font-size:15px;font-weight:600;padding:0 12px;text-decoration:none;display:inline-flex;align-items:center;justify-content:center}.pill{min-height:44px;padding:0 18px;border-radius:999px;font-size:14px;font-weight:600;border:1px solid var(--border);background:var(--surface-1);color:#cfe3e8}.pill[aria-pressed=true]{border-color:var(--accent);background:var(--accent);color:var(--accent-strong-text)}.field{display:flex;flex-direction:column;gap:6px;font-size:13px;font-weight:600;color:var(--text-2)}.field input,.field select{height:52px;border:1px solid var(--border);border-radius:14px;padding:0 14px;background:var(--surface-1);color:var(--text);font-size:16px}.field input.mono{font-weight:600;font-size:18px}.field input::placeholder{color:#6f8f99}.field input[aria-invalid=true]{border-color:var(--danger)}.field .hint{font-weight:500;font-size:13px;color:var(--text-2)}.field .error{font-weight:500;font-size:13px;color:var(--danger-text)}.alert{display:flex;gap:10px;align-items:flex-start;padding:12px 14px;border-radius:16px;font-size:14px;background:#ef7d321a;border:1px solid rgba(239,125,50,.4);color:var(--fuel-text)}@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}