:root{
  --bg:#f7f9fc;
  --surface:#ffffff;
  --surface-2:#fbfcff;
  --text:#101828;
  --muted:#667085;
  --line:#e4e7ec;
  --blue:#1684ff;
  --blue-2:#0b6edc;
  --blue-soft:#eef6ff;
  --green:#079455;
  --danger:#b42318;
  --shadow:0 24px 70px rgba(16,24,40,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;color:var(--text);background:radial-gradient(circle at 50% -10%,rgba(22,132,255,.12),transparent 34rem),linear-gradient(180deg,#fbfdff 0,#f7f9fc 62%,#f6f8fb 100%);font-family:Inter,"Noto Sans JP","Noto Sans KR",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}
a{color:inherit}.wrap{width:min(calc(100% - 32px),1040px);margin:auto}header{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-size:17px;font-weight:850;letter-spacing:-.03em}.logo{width:36px;height:36px;border-radius:12px;display:grid;place-items:center;color:#fff;font-weight:900;background:linear-gradient(145deg,#208cff,#0f73e5);box-shadow:0 8px 22px rgba(22,132,255,.28)}.langs{display:flex;gap:4px;flex-wrap:wrap;justify-content:flex-end}.langs a{text-decoration:none;color:var(--muted);font-size:12.5px;font-weight:650;padding:7px 9px;border-radius:9px}.langs a:hover{background:#f1f4f8;color:var(--text)}.langs a[aria-current="page"]{background:var(--blue-soft);color:#0867c8}.hero{padding:84px 0 38px;text-align:center}.eyebrow{display:inline-flex;align-items:center;gap:7px;padding:7px 11px;border:1px solid #d9eaff;border-radius:999px;background:rgba(255,255,255,.8);backdrop-filter:blur(10px);color:#1268be;font-size:12.5px;font-weight:800;margin-bottom:19px}h1{margin:0 auto 16px;max-width:830px;font-size:clamp(38px,6vw,62px);line-height:1.03;letter-spacing:-.055em;font-weight:900}.lead{max-width:700px;margin:0 auto;color:var(--muted);font-size:16.5px;line-height:1.8}.tool{position:relative;max-width:800px;margin:34px auto 0;padding:18px;border:1px solid rgba(208,213,221,.9);border-radius:24px;background:rgba(255,255,255,.92);box-shadow:var(--shadow);text-align:left;backdrop-filter:blur(14px)}.tool:before{content:"";position:absolute;inset:-1px;border-radius:24px;padding:1px;background:linear-gradient(130deg,rgba(22,132,255,.45),rgba(255,255,255,.2),rgba(22,132,255,.12));-webkit-mask:linear-gradient(#fff 0 0) content-box,linear-gradient(#fff 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}.formrow{display:flex;gap:10px}.input{flex:1;min-width:0;height:56px;border:1px solid #d0d5dd;border-radius:14px;padding:0 17px;background:#fff;color:var(--text);font-size:15px;outline:0;transition:.18s ease}.input::placeholder{color:#98a2b3}.input:focus{border-color:#53a5ff;box-shadow:0 0 0 4px rgba(22,132,255,.10)}.btn{height:56px;border:0;border-radius:14px;padding:0 25px;white-space:nowrap;background:linear-gradient(180deg,#1e8cff,#1175e7);color:#fff;font-size:15px;font-weight:850;cursor:pointer;box-shadow:0 10px 22px rgba(22,132,255,.22);transition:.16s ease}.btn:hover{transform:translateY(-1px);box-shadow:0 13px 28px rgba(22,132,255,.28)}.btn:active{transform:translateY(0)}.btn:disabled{opacity:.58;cursor:wait;transform:none}.btn.error-state,.btn.error-state:disabled{background:linear-gradient(180deg,#f04438,#d92d20);box-shadow:0 10px 22px rgba(217,45,32,.22);opacity:1;color:#fff;cursor:not-allowed}.btn.error-state:hover{transform:none;box-shadow:0 10px 22px rgba(217,45,32,.22)}.trust{display:flex;gap:16px;flex-wrap:wrap;margin:14px 3px 0;color:var(--muted);font-size:12.5px}.trust span{display:inline-flex;align-items:center;gap:5px}.trust span::before{content:"✓";display:grid;place-items:center;width:17px;height:17px;border-radius:50%;background:#ecfdf3;color:var(--green);font-size:11px;font-weight:900}.status{display:none;margin-top:14px;padding:13px 14px;border-radius:12px;font-size:13.5px;line-height:1.55}.status.show{display:block}.status.error{background:#fff3f2;color:var(--danger);border:1px solid #fecdca}.status.loading{background:#eff8ff;color:#175cd3;border:1px solid #b2ddff}.result{display:none;margin-top:16px;grid-template-columns:180px 1fr;gap:20px;align-items:center;background:linear-gradient(180deg,#fbfdff,#fff);border:1px solid #dbeafe;border-radius:16px;padding:16px}.result.show{display:grid}.thumb{width:180px;aspect-ratio:16/9;border-radius:13px;background:#edf1f7;object-fit:cover;border:1px solid #eaecf0}.result h3{margin:5px 0 7px;font-size:18px;letter-spacing:-.02em}.result-top{display:flex;align-items:center;gap:7px;color:#067647;font-size:12px;font-weight:850}.ready-dot{width:8px;height:8px;border-radius:50%;background:#12b76a;box-shadow:0 0 0 4px #ecfdf3}.result-meta{display:flex;flex-wrap:wrap;gap:7px;margin:0 0 13px}.result-meta span{font-size:11.5px;color:#475467;background:#f2f4f7;border-radius:999px;padding:5px 8px}.result p{margin:0 0 12px;color:var(--muted);font-size:13px;line-height:1.55}.download{display:inline-flex;align-items:center;text-decoration:none;background:#101828;color:#fff;font-size:13.5px;font-weight:850;padding:12px 17px;border-radius:11px;box-shadow:0 8px 20px rgba(16,24,40,.16)}.note{margin-top:12px;color:#98a2b3;font-size:11.5px;line-height:1.55}.sections{padding:30px 0 78px}.section-label{text-align:center;color:#1268be;font-size:12px;font-weight:850;letter-spacing:.08em;text-transform:uppercase;margin-bottom:10px}.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.card{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:18px;padding:23px;box-shadow:0 8px 28px rgba(16,24,40,.035)}.card .num{width:32px;height:32px;border-radius:10px;background:var(--blue-soft);color:#1268be;display:grid;place-items:center;font-size:13px;font-weight:900;margin-bottom:13px}.card h2,.card h3{margin:0 0 8px;font-size:16px;letter-spacing:-.02em}.card p{margin:0;color:var(--muted);line-height:1.72;font-size:13.5px}.content{margin-top:16px;background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:18px;padding:30px}.content h2{font-size:23px;letter-spacing:-.03em;margin:0 0 13px}.content h3{font-size:16px;margin:24px 0 7px}.content p,.content li{color:var(--muted);line-height:1.82;font-size:14px}.faq{margin-top:28px}.faq>h2{font-size:22px;letter-spacing:-.03em;margin:0 0 12px}details{background:rgba(255,255,255,.92);border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:9px 0}summary{cursor:pointer;font-size:14px;font-weight:800}details p{color:var(--muted);line-height:1.72;margin:12px 0 2px;font-size:13.5px}footer{border-top:1px solid var(--line);padding:27px 0 40px;color:var(--muted);font-size:12.5px}.foot{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap}.foot a{color:var(--muted);text-decoration:none;margin-right:13px}.foot a:hover{color:var(--text)}@media(max-width:720px){.wrap{width:min(calc(100% - 24px),1040px)}header{min-height:0;padding:15px 0;align-items:flex-start;gap:12px}.langs{max-width:215px}.hero{padding:54px 0 26px}h1{font-size:clamp(36px,11vw,48px)}.lead{font-size:15px}.tool{padding:14px;border-radius:20px}.formrow{flex-direction:column}.btn{width:100%}.grid3{grid-template-columns:1fr}.result.show{grid-template-columns:1fr}.thumb{width:100%}.brand{font-size:14px;max-width:170px;line-height:1.15}.content{padding:23px}}