:root{--bg: #0f1115;--panel: #171a21;--panel-2: #1e222b;--text: #e8eaed;--muted: #9aa0aa;--brand: #3f83d6;--brand-2: #6ba6e8;--border: #2a2f3a;--err: #ff6b6b;--ok: #46c98a}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,Arial,Apple SD Gothic Neo,Malgun Gothic,sans-serif;-webkit-font-smoothing:antialiased;line-height:1.5}a{color:inherit}.page{min-height:100%;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 22px;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:50;background:color-mix(in srgb,var(--bg) 86%,transparent);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}.brand{font-weight:700;font-size:19px;letter-spacing:-.2px;text-decoration:none;color:var(--text)}.brand 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.btn{flex:1}.guide-steps{display:flex;flex-direction:column;gap:6px;margin:14px 0 16px;padding:12px 14px;background:color-mix(in srgb,var(--brand) 6%,var(--panel));border:1px solid var(--border);border-radius:12px}.guide-step{display:flex;align-items:center;gap:10px;font-size:13.5px;color:var(--muted)}.guide-step.active{color:var(--text);font-weight:600}.guide-step.done{color:var(--muted)}.guide-dot{flex:none;width:20px;height:20px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;font-size:12px;font-weight:700;background:var(--panel-2);color:var(--muted);border:1px solid var(--border)}.guide-step.active .guide-dot{background:var(--brand);color:#fff;border-color:var(--brand)}.guide-step.done .guide-dot{background:transparent;color:var(--ok);border-color:var(--ok)}.prog-wrap{margin-top:18px}.prog-rail{height:8px;background:var(--panel-2);border-radius:999px;overflow:hidden}.prog-fill{height:100%;background:var(--brand);border-radius:999px;transition:width .15s ease}.prog-line{display:flex;justify-content:space-between;gap:10px;font-size:12.5px;color:var(--muted);margin-top:8px;flex-wrap:wrap}.done-card{margin-top:18px;background:var(--panel);border:1px solid var(--border);border-radius:12px;padding:18px;text-align:center}.done-ok{color:var(--ok);font-weight:700;margin-bottom:4px}.done-warn{color:var(--err);font-weight:700;margin-bottom:4px}.done-name{color:var(--muted);font-size:13.5px;margin-bottom:14px;word-break:break-all}.xfer-error{margin-top:16px;color:var(--err);font-size:13.5px;background:color-mix(in srgb,var(--err) 12%,transparent);border:1px solid color-mix(in srgb,var(--err) 40%,transparent);border-radius:10px;padding:12px 14px}.paywall-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.paywall{background:var(--panel);border:1px solid var(--border);border-radius:18px;padding:30px 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