:root{--m-ink:#0f1f35;--m-blue:#174c89;--m-muted:#596a7e;--m-line:#d8e1ec;--m-soft:#f4f7fa}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--m-ink);background:#fff;font:15px/1.55 Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}button,input{font:inherit}button{cursor:pointer}a{color:inherit}[hidden]{display:none!important}.merge-header{min-height:70px;padding:12px clamp(18px,4vw,72px);display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--m-ink);color:#fff}.merge-brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:13px;font-weight:800;line-height:1}.merge-brand span span{color:#d3aa5b}.merge-header nav{display:flex;align-items:center;gap:22px}.merge-header nav>a{font-size:13px;color:#edf3fa}.merge-header .sl-account-button{background:#fff}.merge-hero{padding:48px clamp(18px,5vw,92px) 64px;background:linear-gradient(135deg,#edf4fb,#fff 68%)}.merge-breadcrumb{display:flex;gap:8px;flex-wrap:wrap;color:var(--m-muted);font-size:12px}.merge-hero-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(380px,.8fr);gap:clamp(34px,6vw,90px);align-items:center;margin-top:38px}.merge-eyebrow{margin:0 0 8px;color:var(--m-blue);font-size:11px;font-weight:850;letter-spacing:.11em;text-transform:uppercase}.merge-copy h1{max-width:830px;margin:0;font-size:clamp(42px,5.7vw,76px);line-height:1;letter-spacing:-.055em}.merge-lead{max-width:760px;margin:22px 0;color:#46566a;font-size:clamp(18px,1.8vw,22px)}.merge-copy ul{display:flex;gap:9px;flex-wrap:wrap;margin:0;padding:0;list-style:none}.merge-copy li{padding:7px 10px;border:1px solid #ccd9e7;border-radius:999px;background:#fff;color:#485b71;font-size:11px}.merge-drop{min-height:390px;padding:36px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;border:2px dashed #8ba8c6;border-radius:18px;background:#fff;box-shadow:0 22px 55px rgba(15,31,53,.09)}.merge-drop.is-drag{border-color:var(--m-blue);background:#edf5fd}.merge-drop svg{width:58px;fill:none;stroke:var(--m-blue);stroke-width:1.45}.merge-drop h2{margin:18px 0 4px;font-size:26px}.merge-drop p{margin:0 0 20px;color:var(--m-muted)}.merge-drop small{margin-top:14px;color:var(--m-muted)}.merge-primary,.merge-secondary{min-height:46px;padding:10px 18px;border:1px solid var(--m-ink);border-radius:8px;background:var(--m-ink);color:#fff;font-weight:800}.merge-primary:disabled{cursor:not-allowed;opacity:.45}.merge-secondary{border-color:#bdcbd9;background:#fff;color:var(--m-ink)}.merge-workspace{padding:64px clamp(18px,5vw,92px);background:var(--m-soft)}.merge-workspace-head{display:flex;justify-content:space-between;align-items:end;gap:25px}.merge-workspace h2,.merge-steps h2,.merge-faq h2{margin:0;font-size:clamp(31px,3.8vw,48px);line-height:1.08;letter-spacing:-.045em}.merge-workspace-head p:last-child{max-width:720px;margin:12px 0 0;color:var(--m-muted)}.merge-status{display:flex;gap:8px;flex-wrap:wrap;margin:28px 0 14px}.merge-status>*{padding:6px 10px;border:1px solid #cbd7e3;border-radius:999px;background:#fff;font-size:12px}.merge-list{display:grid;gap:10px}.merge-file{display:grid;grid-template-columns:56px minmax(0,1fr) auto;gap:14px;align-items:center;padding:14px;border:1px solid var(--m-line);border-radius:10px;background:#fff;box-shadow:0 4px 16px rgba(15,31,53,.04)}.merge-file.is-dragging{opacity:.4}.merge-cover{width:56px;height:72px;display:grid;place-items:center;overflow:hidden;border:1px solid #ced8e3;border-radius:4px;background:#f2f5f8}.merge-cover canvas{max-width:100%;max-height:100%}.merge-file-copy{min-width:0}.merge-file-copy strong{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.merge-file-copy span{color:var(--m-muted);font-size:12px}.merge-file-actions{display:flex;gap:6px}.merge-file-actions button{min-height:36px;padding:6px 9px;border:1px solid #c8d4df;border-radius:6px;background:#fff;color:var(--m-blue);font-size:12px}.merge-file-actions .is-danger{color:#9b3028}.merge-actions{display:grid;grid-template-columns:auto 1fr auto;gap:20px;align-items:end;margin-top:20px}.merge-link{padding:10px 0;border:0;background:none;color:#9b3028;font-weight:750}.merge-actions>div{justify-self:center}.merge-actions label{display:block;margin-bottom:5px;color:var(--m-muted);font-size:12px}.merge-name{display:flex;align-items:center;border:1px solid #becbd8;border-radius:7px;background:#fff;overflow:hidden}.merge-name input{width:min(320px,42vw);min-height:44px;padding:8px 11px;border:0;outline:0}.merge-name span{padding-right:11px;color:var(--m-muted)}.merge-download{min-width:220px}.merge-progress{margin-top:18px}.merge-progress span{display:block;width:38%;height:5px;border-radius:10px;background:var(--m-blue);animation:mergeProgress 1.1s infinite alternate}.merge-progress p{margin:7px 0 0;color:var(--m-muted);font-size:12px}@keyframes mergeProgress{to{transform:translateX(160%)}}.merge-steps{padding:78px clamp(18px,5vw,92px);display:grid;grid-template-columns:.75fr 1.25fr;gap:clamp(40px,8vw,110px)}.merge-steps ol{display:grid;gap:0;margin:0;padding:0;list-style:none}.merge-steps li{display:grid;grid-template-columns:48px 1fr;gap:16px;padding:22px 0;border-bottom:1px solid var(--m-line)}.merge-steps li>strong{font-size:28px;color:var(--m-blue)}.merge-steps h3{margin:0;font-size:20px}.merge-steps p{margin:5px 0 0;color:var(--m-muted)}.merge-benefits{padding:0 clamp(18px,5vw,92px) 78px;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.merge-benefits article{padding:24px;border:1px solid var(--m-line);border-radius:10px}.merge-benefits h2{margin:0 0 9px;font-size:20px}.merge-benefits p{margin:0;color:var(--m-muted)}.merge-faq{padding:76px clamp(18px,5vw,92px);background:var(--m-soft)}.merge-faq>h2{max-width:760px;margin-bottom:30px}.merge-faq details{max-width:980px;padding:17px 0;border-bottom:1px solid #cdd8e3}.merge-faq summary{cursor:pointer;font-size:17px;font-weight:800}.merge-faq details p{margin:10px 0 0;color:var(--m-muted)}.merge-footer{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:25px clamp(18px,5vw,92px);background:var(--m-ink);color:#dce6f0;font-size:12px}.merge-toast{position:fixed;left:50%;bottom:24px;z-index:30;max-width:min(560px,calc(100% - 24px));padding:11px 16px;border-radius:7px;background:var(--m-ink);color:#fff;box-shadow:0 10px 35px #0f1f3566;opacity:0;transform:translate(-50%,18px);pointer-events:none;transition:.2s}.merge-toast.is-visible{opacity:1;transform:translate(-50%,0)}.merge-toast.is-error{background:#8e2a23}@media(max-width:850px){.merge-hero-grid,.merge-steps{grid-template-columns:1fr}.merge-drop{min-height:300px}.merge-benefits{grid-template-columns:1fr}.merge-actions{grid-template-columns:1fr}.merge-actions>div{justify-self:stretch}.merge-name input{width:100%}.merge-download{width:100%}}@media(max-width:620px){.merge-header nav>a{display:none}.merge-copy h1{font-size:42px}.merge-hero{padding-top:32px}.merge-file{grid-template-columns:46px minmax(0,1fr)}.merge-cover{width:46px;height:60px}.merge-file-actions{grid-column:1/-1;justify-content:flex-end}.merge-file-actions button{flex:1}.merge-workspace-head{align-items:start;flex-direction:column}.merge-workspace-head .merge-secondary{width:100%}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
/* File grid: the numbered position is also the order used for export. */
.merge-list{grid-template-columns:repeat(auto-fill,minmax(min(100%,260px),1fr));gap:16px}
.merge-file{position:relative;grid-template-columns:36px 1fr;grid-template-rows:170px auto auto;gap:10px;align-items:start;min-width:0;padding:14px;transition:box-shadow .15s,border-color .15s,transform .15s}
.merge-file.is-dragging{opacity:.62;box-shadow:0 12px 28px #0f1f3533;transform:scale(.98)}
.merge-file{cursor:grab}.merge-file.is-dragging{cursor:grabbing}
.merge-file.is-drop-target{border-color:var(--m-blue);box-shadow:0 0 0 3px #174c8933}
.merge-grip{grid-column:1;grid-row:1;align-self:start;z-index:1;width:36px;height:36px;padding:0;border:1px solid #c8d4df;border-radius:6px;background:#fff;color:var(--m-blue);font-size:24px;line-height:1;cursor:grab;touch-action:none;user-select:none}
.merge-grip:active{cursor:grabbing}
.merge-cover{grid-column:2;grid-row:1;justify-self:center;width:min(100%,115px);height:160px}
.merge-cover canvas{max-width:100%;max-height:100%}
.merge-file-copy{grid-column:1/-1;grid-row:2}
.merge-file-actions{grid-column:1/-1;grid-row:3;width:100%}
.merge-file-actions button{flex:1;min-width:0}
.merge-add-tile{display:flex;min-height:280px;flex-direction:column;align-items:center;justify-content:center;gap:6px;padding:20px;border:2px dashed #91acc8;border-radius:10px;background:#fff;color:var(--m-blue);text-align:center}
.merge-add-tile:hover{background:#edf5fc;border-color:var(--m-blue)}
.merge-add-tile span{font-size:42px;line-height:1}.merge-add-tile small{font-size:12px;color:var(--m-muted)}
@media(max-width:620px){.merge-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.merge-file{grid-template-columns:28px minmax(0,1fr);grid-template-rows:118px auto auto;padding:10px;gap:8px}.merge-grip{width:30px;height:30px;font-size:20px}.merge-cover{height:118px;width:min(100%,85px)}.merge-file-actions{grid-column:1/-1}.merge-file-actions button{padding:5px 3px;font-size:11px}.merge-add-tile{min-height:235px;padding:10px}}