*{box-sizing:border-box}body{margin:0;font-family:Arial,"Noto Sans KR",sans-serif;background:#f6f8fb;color:#172033}.topbar{height:64px;background:#fff;border-bottom:1px solid #e7eaf0;display:flex;align-items:center;justify-content:space-between;padding:0 5%;position:sticky;top:0;z-index:5}.brand{font-weight:800;color:#15233b;text-decoration:none;letter-spacing:.4px}.hub{color:#44516a;text-decoration:none;font-size:14px}.ad{max-width:1180px;margin:18px auto;background:#fff;border:1px dashed #cfd5df;color:#8a93a3;text-align:center;padding:18px;border-radius:10px}.layout{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:minmax(0,1fr) 270px;gap:24px;padding:0 18px}.hero{padding:38px 8px 18px}.hero h1{font-size:42px;margin:10px 0}.hero p{font-size:18px;color:#647087}.badge{display:inline-block;background:#edf5ff;color:#245da8;padding:7px 10px;border-radius:6px;font-size:13px}.tool-card,.info{background:#fff;border:1px solid #e5e9f0;border-radius:16px;padding:28px;box-shadow:0 8px 30px rgba(25,40,70,.06)}.dropzone{min-height:220px;border:2px dashed #b9c4d3;border-radius:14px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;text-align:center;padding:30px;cursor:pointer;background:#fbfcfe}.dropzone.drag{border-color:#245da8;background:#f1f6ff}.dropzone strong{font-size:19px}.dropzone span{font-size:13px;color:#7e8898}.options{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:20px 0}.options label{font-size:14px;font-weight:700}.options select{width:100%;margin-top:8px;padding:12px;border:1px solid #ccd3de;border-radius:8px;background:#fff}.file-info,.progress{margin:12px 0;color:#58657a;font-size:14px}.primary,.secondary{width:100%;border:0;border-radius:10px;padding:15px;font-size:16px;font-weight:800;cursor:pointer}.primary{background:#172b4d;color:#fff}.primary:disabled{opacity:.45;cursor:not-allowed}.secondary{margin-top:16px;background:#eaf1fb;color:#172b4d}.results{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px;margin-top:20px}.result{border:1px solid #e3e7ee;border-radius:10px;padding:10px}.result img{width:100%;height:160px;object-fit:contain;background:#f3f4f7}.result a{display:block;text-align:center;margin-top:8px;text-decoration:none;color:#1c5db6;font-weight:700;font-size:13px}.sidebar{padding-top:38px}.promo{display:flex;flex-direction:column;gap:6px;background:#fff;border:1px solid #e5e9f0;border-radius:14px;padding:20px;margin-bottom:14px;text-decoration:none;color:#172033}.promo span{font-size:13px;color:#68758b}.info{margin-top:22px;line-height:1.7}.info h2{font-size:20px;margin-top:8px}.bottom-ad{margin-top:28px}footer{text-align:center;padding:28px;color:#7d8796;font-size:13px}footer a{color:inherit}@media(max-width:820px){.layout{grid-template-columns:1fr}.sidebar{padding-top:0;display:grid;grid-template-columns:1fr 1fr 1fr;gap:10px}.promo{margin:0;padding:14px}.hero h1{font-size:34px}}@media(max-width:560px){.topbar{padding:0 18px}.layout{padding:0 12px}.hero{padding-top:26px}.hero h1{font-size:30px}.tool-card,.info{padding:18px}.options{grid-template-columns:1fr}.sidebar{grid-template-columns:1fr}.ad{margin:12px}.results{grid-template-columns:repeat(2,1fr)}}
.tabs{display:flex;gap:10px;margin:0 0 14px}
.tab{flex:1;padding:14px;border:1px solid #dfe4ec;background:#fff;border-radius:10px;font-size:15px;font-weight:800;cursor:pointer}
.tab.active{background:#172b4d;color:#fff}
.hidden{display:none}
.file-list{margin:16px 0}
.file-row{padding:10px 12px;border:1px solid #e5e9f0;border-radius:8px;margin-bottom:8px;background:#fbfcfe;font-size:14px}
@media(max-width:560px){.tabs{flex-direction:column}}

.coupang-stack{margin-top:14px;display:grid;gap:12px}
.coupang-banner{min-height:118px;background:#fff;border:1px solid #e5e9f0;border-radius:14px;padding:20px;display:flex;flex-direction:column;justify-content:center;gap:6px}
.coupang-banner b{font-size:15px}
.coupang-banner span{font-size:13px;color:#68758b}
.partner-note{margin:0;font-size:11px;line-height:1.5;color:#8a93a3}