.igsplit-page { color: #172033; }
.igsplit-heading { margin-bottom: 28px; }
.igsplit-eyebrow { margin: 0 0 8px; color: #087d70; font-size: .78rem; font-weight: 900; }
.igsplit-heading h1 { margin: 0 0 12px; color: #111827; font-size: 2.15rem; line-height: 1.25; letter-spacing: 0; }
.igsplit-heading > p:last-child { max-width: 800px; margin: 0; color: #5c697d; font-size: .92rem; line-height: 1.75; }
.igsplit-tool { border: 1px solid #d8e1eb; border-radius: 8px; background: #fff; overflow: hidden; }
.igsplit-upload { padding: 22px; border-bottom: 1px solid #e1e7ee; background: #f8fafc; }
.igsplit-upload-head { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 14px; }
.igsplit-upload-head h2, .igsplit-panel h2, .igsplit-results h2 { margin: 0 0 5px; color: #1d2a3d; font-size: 1.1rem; letter-spacing: 0; }
.igsplit-upload-head p, .igsplit-panel-head p, .igsplit-results-head p { margin: 0; color: #718096; font-size: .77rem; line-height: 1.6; }
.igsplit-file-button { display: inline-flex; align-items: center; justify-content: center; min-height: 44px; padding: 0 18px; border-radius: 7px; background: #087d70; color: #fff; font-size: .8rem; font-weight: 900; cursor: pointer; white-space: nowrap; }
#igsplit-file { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); }
.igsplit-dropzone { display: grid; place-items: center; min-height: 132px; padding: 22px; border: 1px dashed #acbacb; border-radius: 8px; background: #fff; text-align: center; cursor: pointer; transition: border-color .2s, background .2s; }
.igsplit-dropzone.is-dragover { border-color: #087d70; background: #eff9f6; }
.igsplit-dropzone strong { display: block; margin-bottom: 6px; color: #2b3a4f; font-size: .92rem; }
.igsplit-dropzone span { color: #718096; font-size: .76rem; line-height: 1.65; }
.igsplit-file-info { display: flex; justify-content: space-between; gap: 12px; margin-top: 11px; color: #637187; font-size: .74rem; }
.igsplit-file-info[hidden], .igsplit-field[hidden], .igsplit-empty[hidden], .igsplit-stage canvas[hidden] { display: none !important; }
.igsplit-file-info strong { overflow: hidden; color: #314157; text-overflow: ellipsis; white-space: nowrap; }
.igsplit-workspace { display: grid; grid-template-columns: minmax(245px, .72fr) minmax(0, 1.4fr); align-items: start; }
.igsplit-panel { min-width: 0; padding: 22px; }
.igsplit-settings { border-right: 1px solid #e1e7ee; }
.igsplit-panel-head { margin-bottom: 18px; }
.igsplit-mode { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-bottom: 20px; padding: 5px; border: 1px solid #d9e2ec; border-radius: 8px; background: #f4f7fa; }
.igsplit-mode label { position: relative; margin: 0; cursor: pointer; }
.igsplit-mode input { position: absolute !important; width: 1px !important; height: 1px !important; opacity: 0 !important; }
.igsplit-mode span { display: grid; place-items: center; min-height: 42px; padding: 6px 9px; border-radius: 6px; color: #526176; font-size: .76rem; font-weight: 900; text-align: center; }
.igsplit-mode input:checked + span { background: #fff; color: #087d70; box-shadow: 0 1px 4px rgba(28, 45, 65, .12); }
.igsplit-mode input:focus-visible + span { outline: 2px solid rgba(8, 125, 112, .35); outline-offset: 1px; }
.igsplit-fields { display: grid; gap: 15px; }
.igsplit-field { display: grid; gap: 7px; min-width: 0; }
.igsplit-field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.igsplit-field label, .igsplit-field-title { color: #2d3b50; font-size: .76rem; font-weight: 900; }
.igsplit-field select, .igsplit-field input[type="number"] { width: 100%; height: 44px; margin: 0; }
.igsplit-range-head { display: flex; justify-content: space-between; gap: 12px; align-items: center; }
.igsplit-range-head output { color: #087d70; font-size: .74rem; font-weight: 900; }
.igsplit-field input[type="range"] { width: 100%; margin: 0; accent-color: #087d70; }
.igsplit-helper { margin: 0; color: #8390a2; font-size: .69rem; line-height: 1.55; }
.igsplit-format-note { padding: 11px 12px; border: 1px solid #dce5ed; border-radius: 7px; background: #f8fafc; color: #5e6d81; font-size: .7rem; line-height: 1.6; }
.igsplit-preview-panel { background: #fff; }
.igsplit-preview-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 14px; margin-bottom: 14px; }
.igsplit-preview-meta { flex: 0 0 auto; padding: 6px 9px; border-radius: 6px; background: #e7f5f1; color: #087d70; font-size: .7rem; font-weight: 900; }
.igsplit-stage { position: relative; display: grid; place-items: center; min-height: 430px; overflow: hidden; border: 1px solid #d9e2eb; border-radius: 8px; background: #eef2f6; }
.igsplit-stage canvas { display: block; max-width: 100%; max-height: 650px; width: auto; height: auto; cursor: grab; touch-action: none; }
.igsplit-stage canvas.is-dragging { cursor: grabbing; }
.igsplit-empty { max-width: 330px; padding: 28px; text-align: center; color: #758398; }
.igsplit-empty strong { display: block; margin-bottom: 7px; color: #344258; }
.igsplit-empty p { margin: 0; font-size: .76rem; line-height: 1.7; }
.igsplit-order-help { margin: 12px 0 0; color: #68768a; font-size: .72rem; line-height: 1.65; }
.igsplit-actions { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 8px; margin-top: 15px; }
.igsplit-actions button, .igsplit-results-actions button, .igsplit-download { min-height: 45px; margin: 0; }
.igsplit-primary { background: #087d70 !important; color: #fff !important; }
.igsplit-secondary { background: #e9eef4 !important; color: #33445a !important; }
.igsplit-status { min-height: 22px; margin: 10px 0 0; color: #637187; font-size: .74rem; line-height: 1.6; }
.igsplit-status.is-error { color: #c2413b; }
.igsplit-results { padding: 22px; border-top: 1px solid #e1e7ee; }
.igsplit-results[hidden] { display: none; }
.igsplit-results-head { display: flex; justify-content: space-between; align-items: center; gap: 14px; margin-bottom: 16px; }
.igsplit-results-actions { display: flex; gap: 7px; }
.igsplit-result-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
.igsplit-result { min-width: 0; border: 1px solid #dbe3ec; border-radius: 8px; background: #fff; overflow: hidden; }
.igsplit-result-preview { position: relative; display: grid; place-items: center; aspect-ratio: 4 / 3; overflow: hidden; background: #edf1f5; }
.igsplit-result-preview img { display: block; width: 100%; height: 100%; object-fit: contain; }
.igsplit-result-order { position: absolute; top: 8px; left: 8px; display: grid; place-items: center; min-width: 28px; height: 28px; padding: 0 7px; border-radius: 6px; background: rgba(17, 24, 39, .86); color: #fff; font-size: .7rem; font-weight: 900; }
.igsplit-result-copy { padding: 12px; }
.igsplit-result-copy strong { display: block; color: #26354a; font-size: .78rem; }
.igsplit-result-copy span { display: block; margin: 3px 0 10px; color: #7a8799; font-size: .68rem; }
.igsplit-download { display: inline-flex; width: 100%; justify-content: center; align-items: center; padding: 0 12px; border-radius: 7px; background: #eef3f7; color: #2f4056; font-size: .73rem; font-weight: 900; text-decoration: none; }
.igsplit-guide { margin-top: 42px; padding-top: 30px; border-top: 1px solid #dde4ec; }
.igsplit-guide > header h2 { margin: 0 0 10px; color: #172033; font-size: 1.45rem; letter-spacing: 0; }
.igsplit-guide > header p { max-width: 800px; margin: 0; color: #5d6b7f; font-size: .88rem; line-height: 1.75; }
.igsplit-specs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; margin: 20px 0 8px; }
.igsplit-spec { padding: 16px; border: 1px solid #dae3ec; border-radius: 8px; background: #f8fafc; }
.igsplit-spec strong { display: block; color: #087d70; font-size: .85rem; }
.igsplit-spec span { display: block; margin-top: 5px; color: #5f6e82; font-size: .75rem; line-height: 1.55; }
.igsplit-guide-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 26px; }
.igsplit-guide-grid section { padding: 22px 0; border-bottom: 1px solid #e2e7ee; }
.igsplit-guide-grid h3 { margin: 0 0 8px; color: #213047; font-size: .96rem; letter-spacing: 0; }
.igsplit-guide-grid p, .igsplit-guide-grid li { color: #5f6d80; font-size: .82rem; line-height: 1.78; }
.igsplit-guide-grid p { margin: 0; }
.igsplit-guide-grid ol { margin: 0; padding-left: 21px; }
.igsplit-official { margin-top: 20px; padding: 16px 17px; border: 1px solid #cfe4df; border-radius: 8px; background: #f1f8f6; color: #526477; font-size: .78rem; line-height: 1.7; }
.igsplit-official a { color: #087d70; font-weight: 900; }
@media screen and (max-width: 980px) {
  .igsplit-workspace { grid-template-columns: 1fr; }
  .igsplit-settings { border-right: 0; border-bottom: 1px solid #e1e7ee; }
  .igsplit-stage { min-height: 350px; }
}
@media screen and (max-width: 650px) {
  .igsplit-heading h1 { font-size: 1.65rem; word-break: keep-all; }
  .igsplit-upload, .igsplit-panel, .igsplit-results { padding: 16px; }
  .igsplit-upload-head, .igsplit-results-head { display: grid; }
  .igsplit-file-button { width: 100%; }
  .igsplit-field-row, .igsplit-guide-grid, .igsplit-specs { grid-template-columns: 1fr; }
  .igsplit-stage { min-height: 280px; }
  .igsplit-result-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .igsplit-results-actions { display: grid; grid-template-columns: 1fr 1fr; }
  .igsplit-actions { grid-template-columns: 1fr; }
}
@media screen and (max-width: 420px) {
  .igsplit-result-grid { grid-template-columns: 1fr; }
}