:root{--bg:#f4f5f9;--surface:#fff;--ink:#1a1d24;--ink-2:#4d5462;--line:#d9dce3;--brand:#123a8f;--brand-ink:#fff;--focus:#0f5fd0;--danger:#b3261e;--danger-bg:#fdeceb;--ok:#1d6b3c;--radius:14px;--shadow:0 10px 30px #0f172a14}@media (prefers-color-scheme:dark){:root{--bg:#0b0f1a;--surface:#151b2b;--ink:#eef1f8;--ink-2:#aab2c4;--line:#2c3547;--brand:#7ea4f5;--brand-ink:#0b0f1a;--focus:#9db9f9;--danger:#ffb4ab;--danger-bg:#3b201e;--ok:#8fd6a8;--shadow:0 10px 30px #00000059}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--ink);flex-direction:column;min-height:100dvh;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Noto Sans CJK SC,sans-serif;font-size:16px;line-height:1.5;display:flex}#app{flex-direction:column;flex:1;display:flex}.page-header{padding:14px 18px;padding-top:max(14px, env(safe-area-inset-top));justify-content:space-between;align-items:center;display:flex}.brand{letter-spacing:.2px;align-items:center;gap:9px;font-weight:700;display:flex}.brand .mark{border:2.5px solid var(--brand);border-radius:50%;justify-content:center;align-items:center;width:26px;height:26px;display:inline-flex}.brand .mark:after{content:"";background:var(--brand);border-radius:50%;width:9px;height:9px}.lang-toggle{gap:2px;display:inline-flex}.lang-toggle button{appearance:none;border:1px solid var(--line);color:var(--ink);cursor:pointer;background:0 0;border-radius:999px;min-height:36px;padding:6px 12px;font-size:13px}.lang-toggle button[aria-pressed=true]{background:var(--brand);border-color:var(--brand);color:var(--brand-ink);font-weight:600}.lang-toggle button:focus-visible{outline:2px solid var(--focus);outline-offset:2px}.page-main{flex:1;justify-content:center;align-items:flex-start;padding:24px 18px 40px;display:flex}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);width:100%;max-width:420px;box-shadow:var(--shadow);padding:26px 22px 24px}.card h1{letter-spacing:-.2px;margin:0 0 8px;font-size:22px}.card .sub{color:var(--ink-2);margin:0 0 22px;font-size:14.5px}.banner{border-radius:10px;justify-content:space-between;align-items:flex-start;gap:10px;margin:0 0 16px;padding:11px 13px;font-size:14px;display:flex}.banner.error{background:var(--danger-bg);color:var(--danger);border:1px solid #0000}.banner.ok{background:color-mix(in srgb, var(--ok) 12%, transparent);color:var(--ok)}.banner button{appearance:none;color:inherit;cursor:pointer;background:0 0;border:0;padding:2px 4px;font-size:16px;line-height:1}.banner button:focus-visible{outline:2px solid var(--focus);outline-offset:1px}.field{margin:0 0 14px}.field label{margin-bottom:6px;font-size:14px;font-weight:600;display:block}.field input{border:1.5px solid var(--line);background:var(--surface);width:100%;color:var(--ink);border-radius:10px;min-height:48px;padding:12px 14px;font-size:16px}.field input:focus-visible{outline:2px solid var(--focus);outline-offset:1px;border-color:#0000}.field .field-err{color:var(--danger);margin-top:6px;font-size:13px}.field .rule{color:var(--ink-2);margin-top:6px;font-size:13px}.field .rule.ok{color:var(--ok)}.btn{cursor:pointer;text-align:center;border:0;border-radius:999px;width:100%;min-height:48px;padding:12px 16px;font-size:16px;font-weight:600;text-decoration:none;display:block}.btn.primary{background:var(--brand);color:var(--brand-ink)}.btn.secondary{color:var(--ink);border:1.5px solid var(--line);background:0 0;margin-top:10px}.btn.linklike{color:var(--focus);background:0 0;border:0;width:auto;min-height:36px;margin:0;padding:4px 0;font-size:14.5px;font-weight:500;text-decoration:underline}.btn:disabled{opacity:.55;cursor:default}.btn:focus-visible,.btn:active{outline:2px solid var(--focus);outline-offset:2px}.code-input{letter-spacing:.35em;text-align:center;text-transform:uppercase;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:20px}.row-actions{flex-wrap:wrap;align-items:center;gap:14px;margin-top:10px;display:flex}.muted{color:var(--ink-2)}.small{font-size:13.5px}.privacy{color:var(--ink-2);text-align:center;margin-top:14px;font-size:12.5px}hint-after{margin-top:12px;display:block}.steps{color:var(--ink-2);margin-bottom:6px;font-size:13px}.turnstile-host{justify-content:center;align-items:center;min-height:65px;margin:0 0 14px;display:flex}.turnstile-host .ts-note{color:var(--ink-2);font-size:12.5px}.success-mark{background:color-mix(in srgb, var(--ok) 16%, transparent);width:54px;height:54px;color:var(--ok);border-radius:50%;justify-content:center;align-items:center;margin:4px auto 14px;font-size:26px;display:flex}.cta-hint{color:var(--ink-2);text-align:center;margin:8px 0 0;font-size:13px}.security-note{border-top:1px solid var(--line);color:var(--ink-2);margin-top:16px;padding-top:14px;font-size:13px}.page-footer{text-align:center;color:var(--ink-2);padding:18px;padding-bottom:max(18px, env(safe-area-inset-bottom));font-size:12px}@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important}}