:root{--bg: #0a0c0f;--panel: #101318;--panel-hi: #161b22;--line: #262c35;--line-lit: #566274;--ink: #e8edf2;--ink-2: #8b96a5;--ink-3: #7d8898;--cy: #38d4e6;--cy-dim: rgba(56, 212, 230, .13);--warn: #e6b038;--mono: ui-monospace, "SFMono-Regular", "Cascadia Code", "Roboto Mono", "Noto Sans Mono", Consolas, monospace;--sans: "Pretendard Variable", Pretendard, -apple-system, BlinkMacSystemFont, "Apple SD Gothic Neo", "Noto Sans KR", "Segoe UI", Roboto, sans-serif}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%;font-family:var(--sans);background:var(--bg);color:var(--ink);word-break:keep-all;overflow-wrap:break-word;-webkit-font-smoothing:antialiased}button{font-family:inherit}.badge-concept{position:fixed;top:max(10px,env(safe-area-inset-top));left:50%;transform:translate(-50%);z-index:1000;background:#0a0c0fd1;border:1px solid var(--line-lit);color:var(--ink-2);font-family:var(--mono);font-size:11px;letter-spacing:.16em;padding:6px 14px;border-radius:0;pointer-events:auto;user-select:none}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:56px;padding:0 22px;border:1px solid var(--line);border-radius:0;background:var(--panel);color:var(--ink);font-size:16px;font-weight:700;letter-spacing:.01em;cursor:pointer;text-decoration:none;transition:background .12s}.btn:active{background:var(--cy-dim);transition:none}.btn:focus-visible{outline:2px solid var(--cy);outline-offset:-2px}.btn.primary{background:linear-gradient(180deg,#38d4e61f,#38d4e60a);border-color:var(--cy);color:var(--cy)}.btn.primary:active{background:#38d4e638}.btn.active{background:var(--cy-dim);border-color:var(--cy);color:var(--cy)}.btn.big{min-height:96px;font-size:19px;width:100%;flex-direction:column;gap:5px;line-height:1.3;text-align:center}.btn.big small{font-weight:400;font-size:12.5px;color:var(--ink-2);letter-spacing:.02em}.btn.primary.big small{color:#38d4e6bf}.btn.warn{background:#e6b0381a;border-color:var(--warn);color:var(--warn)}.btn[disabled]{opacity:.4;pointer-events:none}.toast{position:fixed;bottom:130px;left:50%;transform:translate(-50%);background:#0a0c0ff0;color:var(--ink);border:1px solid var(--line-lit);border-top:2px solid var(--cy);padding:14px 20px;border-radius:0;font-size:15px;z-index:2000;max-width:90vw;text-align:center;opacity:0;transition:opacity .25s;pointer-events:none}.toast.show{opacity:1}.panel{background:#0d1015eb;border:1px solid var(--line);border-radius:0;padding:16px}h1{font-size:22px;font-weight:800;letter-spacing:.02em}.desc{color:var(--ink-2);font-size:14px;line-height:1.6}.launcher{min-height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:18px;padding:28px 20px 40px}.launcher h1{font-size:24px;letter-spacing:.04em;text-align:center}.launcher .sub{color:var(--ink-2);font-size:14px;margin-bottom:8px;text-align:center}.launcher .btn-col{display:flex;flex-direction:column;gap:12px;width:min(520px,92vw)}.status-row{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap;justify-content:center}.chip{font-family:var(--mono);font-size:11px;letter-spacing:.1em;padding:8px 14px;border-radius:0;background:var(--panel);border:1px solid var(--line);color:var(--ink-2)}.chip.ok{border-color:var(--line);color:var(--cy)}.chip.bad{border-color:var(--line);color:var(--warn)}.progress-wrap{width:min(520px,92vw);display:none}.progress-bar{height:8px;border-radius:0;background:var(--panel);border:1px solid var(--line);overflow:hidden}.progress-bar>div{height:100%;width:0%;background:var(--cy);transition:width .2s}.progress-label{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--ink-2);margin-top:6px;text-align:center}