.cssa-stitching-test{--blue:var(--cssa-brand-royal);--blue2:var(--cssa-brand-royal);--gold:var(--cssa-brand-gold);--line:var(--cssa-brand-blue-white);max-width:1600px;margin:0 auto;padding:clamp(18px,3vw,34px) clamp(12px,2vw,28px) calc(24px + env(safe-area-inset-bottom));color:var(--cssa-brand-primary);background:linear-gradient(180deg,var(--cssa-brand-blue-white-soft) 0,var(--cssa-brand-blue-white-soft) 48%,var(--cssa-color-white) 100%);overflow-x:clip}.cssa-fixture-warning{margin:0 0 18px;color:var(--cssa-warning);font-size:.76rem;font-weight:800;letter-spacing:.08em}.cssa-stitching-head{display:flex;justify-content:space-between;gap:20px;align-items:flex-start;margin-bottom:16px}.cssa-stitching-head h1{margin:0 0 4px;color:var(--blue);font-family:Georgia,serif;font-size:clamp(1.8rem,3vw,2.7rem)}.cssa-stitching-head p{margin:.25em 0}.cssa-mode-hint{font-weight:650;color:var(--cssa-brand-accent)}.cssa-stitching-total{display:grid;min-width:230px;padding:14px 18px;border:1px solid var(--line);border-radius:14px;background:var(--cssa-color-white);box-shadow:0 8px 26px color-mix(in srgb,var(--cssa-brand-royal) 8%,transparent)}.cssa-stitching-total strong{font-size:1.25rem}.cssa-stitching-total small[data-state=failed]{color:var(--cssa-error)}.cssa-wake-prompt{display:flex;align-items:center;gap:10px;margin:0 0 12px;padding:11px 14px;border:1px solid var(--cssa-warning-surface);border-radius:12px;background:var(--cssa-brand-warm-white)}.cssa-wake-prompt button{min-height:44px;border:1px solid var(--gold);border-radius:9px;background:var(--cssa-color-white);padding:8px 13px}.cssa-stitching-toolbar{position:sticky;top:0;z-index:12;display:flex;align-items:center;flex-wrap:wrap;gap:8px;padding:10px;border:1px solid var(--line);border-radius:14px 14px 0 0;background:color-mix(in srgb,var(--cssa-color-white) 97%,transparent);box-shadow:0 6px 18px color-mix(in srgb,var(--cssa-brand-royal) 8%,transparent);backdrop-filter:blur(10px)}.cssa-tool-group{display:flex;align-items:center;gap:5px;padding-right:8px;border-right:1px solid var(--cssa-brand-blue-white)}.cssa-tool-group:last-child{border:0}.cssa-stitching-toolbar button,.cssa-stitching-toolbar select,.cssa-more-sheet button,.cssa-more-sheet select{min-width:44px;min-height:44px;border:1px solid var(--cssa-border);border-radius:9px;background:var(--cssa-color-white);padding:8px 11px;font:inherit;color:var(--cssa-brand-primary)}.cssa-stitching-toolbar button{display:inline-flex;align-items:center;justify-content:center;gap:6px}.cssa-stitching-toolbar button:hover,.cssa-stitching-toolbar button:focus-visible,.cssa-stitching-toolbar button.active,.cssa-mobile-toolbar button.active,.cssa-more-sheet button.active{border-color:var(--blue);background:var(--blue);color:var(--cssa-color-white)}.cssa-stitching-toolbar button:disabled,.cssa-mobile-toolbar button:disabled,.cssa-more-sheet button:disabled{opacity:.42;cursor:not-allowed}.cssa-stitching-toolbar label,.cssa-more-sheet label{display:flex;align-items:center;gap:6px;font-weight:650}.cssa-stitching-toolbar label>span{font-size:.78rem;color:var(--cssa-brand-accent)}.cssa-stitching-layout{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,330px);height:min(72dvh,850px);min-height:560px;border:1px solid var(--line);border-top:0;border-radius:0 0 14px 14px;overflow:hidden;background:var(--cssa-color-white);box-shadow:0 16px 36px color-mix(in srgb,var(--cssa-brand-royal) 10%,transparent)}@supports not (height:1dvh){.cssa-stitching-layout{height:min(72vh,850px)}}.cssa-stitching-viewport{position:relative;min-width:0;min-height:560px;overflow:hidden;background:var(--cssa-color-white)}.cssa-stitching-viewport canvas{display:block;touch-action:none;cursor:grab;user-select:none}.cssa-stitching-viewport canvas[data-mode=mark]{cursor:crosshair}.cssa-stitching-viewport canvas[data-mode=erase]{cursor:cell}.cssa-stitching-viewport canvas[data-dragging=true]{cursor:grabbing}.cssa-coordinate{position:absolute;left:12px;bottom:12px;z-index:3;padding:5px 9px;border:1px solid var(--line);border-radius:8px;background:color-mix(in srgb,var(--cssa-color-white) 92%,transparent);color:var(--cssa-brand-royal);font:650 .78rem system-ui}.cssa-stitching-panel{overflow:auto;padding:14px;background:var(--cssa-brand-blue-white-soft);border-left:1px solid var(--line)}.cssa-sheet-head{display:flex;align-items:center;justify-content:space-between}.cssa-sheet-head h2{font-size:1rem;margin:0 0 10px}.cssa-sheet-head button{display:none;width:44px;height:44px;border:0;background:transparent;font-size:1.4rem}.cssa-sheet-handle{display:none}.cssa-highlight-summary{display:grid;gap:4px;padding:12px;border-radius:10px;background:var(--cssa-brand-blue-white-soft);border-left:4px solid var(--gold)}.cssa-highlight-summary span{font-size:.85rem}.cssa-clear-highlight{width:100%;min-height:44px;margin:8px 0;border:1px solid var(--cssa-border);border-radius:8px;background:var(--cssa-color-white)}.cssa-palette-list{display:grid;gap:6px}.cssa-palette-row{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:8px;align-items:center;width:100%;min-height:58px;padding:7px;border:1px solid var(--line);border-radius:10px;background:var(--cssa-color-white);text-align:left;color:inherit}.cssa-palette-row.active{outline:3px solid var(--blue);border-color:var(--blue)}.cssa-palette-row:focus-visible,.cssa-stitching-test button:focus-visible,.cssa-stitching-test select:focus-visible,.cssa-stitching-test input:focus-visible{outline:3px solid var(--cssa-brand-gold);outline-offset:2px}.cssa-palette-row small{display:block;color:var(--cssa-brand-accent)}.cssa-palette-swatch{display:grid;place-items:center;width:38px;height:38px;border:2px solid var(--cssa-color-white);border-radius:7px;background:var(--swatch);box-shadow:0 0 0 1px var(--cssa-border-strong);color:var(--cssa-text);font-weight:800;text-shadow:0 0 2px var(--cssa-color-white)}.cssa-palette-count{text-align:right}.cssa-palette-count strong{white-space:nowrap}.cssa-mobile-toolbar,.cssa-more-sheet,.cssa-help-dialog{display:none}.cssa-help-dialog:not([hidden]){position:fixed;inset:0;z-index:10050;display:grid;place-items:center;padding:20px;background:color-mix(in srgb,var(--cssa-brand-primary) 52%,transparent)}.cssa-help-dialog>div{position:relative;width:min(440px,100%);padding:26px;border-radius:18px;background:var(--cssa-color-white);box-shadow:0 22px 70px color-mix(in srgb,var(--cssa-text) 25%,transparent)}.cssa-help-dialog>div>button:first-child{position:absolute;right:10px;top:10px;width:44px;height:44px;border:0;background:transparent;font-size:1.4rem}.cssa-help-dialog>div>button:last-child{min-height:44px;border:0;border-radius:9px;background:var(--blue);padding:10px 20px;color:var(--cssa-color-white)}.cssa-help-dialog li{margin:12px 0}.cssa-more-sheet[hidden],.cssa-wake-prompt[hidden],.cssa-help-dialog[hidden]{display:none!important}
@media(max-width:1023px){.cssa-stitching-toolbar{display:grid;grid-template-columns:1fr 1fr}.cssa-tool-group{border:0;padding:0;flex-wrap:wrap}.cssa-view-tools,.cssa-layer-tools{justify-content:flex-start}.cssa-stitching-layout{grid-template-columns:1fr;height:min(68dvh,720px);min-height:520px}.cssa-stitching-viewport{min-height:520px}.cssa-stitching-panel{position:fixed;z-index:10020;top:max(20px,env(safe-area-inset-top));right:0;bottom:0;width:min(360px,88vw);max-height:none;border:0;border-radius:18px 0 0 0;box-shadow:-18px 0 54px color-mix(in srgb,var(--cssa-brand-primary) 22%,transparent);transform:translateX(105%);transition:transform .22s ease}.cssa-stitching-panel.open{transform:translateX(0)}.cssa-sheet-head button,.cssa-sheet-handle{display:block}.cssa-sheet-handle{width:46px;height:5px;margin:0 auto 10px;border-radius:9px;background:var(--cssa-border)}}
@media(max-width:767px){.cssa-stitching-test{padding:16px 8px calc(8px + env(safe-area-inset-bottom))}.cssa-fixture-warning{margin-left:6px;margin-bottom:12px;font-size:.68rem}.cssa-stitching-head{display:block;padding:0 6px}.cssa-stitching-head h1{font-size:1.75rem}.cssa-stitching-total{min-width:0;margin:12px 0}.cssa-wake-prompt{align-items:stretch;flex-wrap:wrap}.cssa-wake-prompt span{flex:1 0 100%}.cssa-stitching-toolbar{display:none}.cssa-stitching-layout{height:calc(100dvh - 285px);min-height:420px;border-top:1px solid var(--line);border-radius:14px}@supports not (height:1dvh){.cssa-stitching-layout{height:calc(100vh - 285px)}}.cssa-stitching-viewport{min-height:420px}.cssa-coordinate{bottom:10px}.cssa-mobile-toolbar{position:sticky;bottom:0;z-index:30;display:grid;grid-template-columns:repeat(5,1fr);gap:3px;margin-top:8px;padding:7px max(4px,env(safe-area-inset-left)) calc(7px + env(safe-area-inset-bottom));border:1px solid var(--line);border-radius:14px 14px 0 0;background:color-mix(in srgb,var(--cssa-color-white) 98%,transparent);box-shadow:0 -8px 26px color-mix(in srgb,var(--cssa-brand-royal) 14%,transparent)}.cssa-mobile-toolbar button{display:grid;place-items:center;gap:2px;min-width:0;min-height:52px;border:1px solid transparent;border-radius:9px;background:transparent;color:var(--cssa-brand-royal);font:inherit;font-size:.73rem}.cssa-mobile-toolbar button span:first-child{font-size:1.05rem}.cssa-stitching-panel{top:auto;left:0;width:100%;max-height:72dvh;border-radius:20px 20px 0 0;transform:translateY(105%)}.cssa-stitching-panel.open{transform:translateY(0)}.cssa-more-sheet:not([hidden]){position:fixed;left:0;right:0;bottom:0;z-index:10030;display:grid;gap:12px;max-height:78dvh;overflow:auto;padding:12px 16px calc(18px + env(safe-area-inset-bottom));border-radius:20px 20px 0 0;background:var(--cssa-color-white);box-shadow:0 -18px 54px color-mix(in srgb,var(--cssa-brand-primary) 25%,transparent)}.cssa-more-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.cssa-more-grid button{display:grid;place-items:center;min-height:58px}.cssa-more-sheet label{justify-content:space-between;min-height:44px}.cssa-more-sheet select{max-width:62%}.cssa-more-sheet>button[data-action=wake-toggle]{min-height:48px}.cssa-sheet-head button{display:block}.cssa-palette-row{grid-template-columns:42px minmax(0,1fr)}.cssa-palette-count{grid-column:2;text-align:left}.cssa-palette-count small{display:inline;margin-left:5px}}
@media(max-width:380px){.cssa-stitching-layout{height:calc(100dvh - 300px)}.cssa-stitching-head h1{font-size:1.55rem}.cssa-mobile-toolbar button{font-size:.67rem}}
@media(orientation:landscape) and (max-height:560px) and (max-width:1023px){.cssa-stitching-head{display:none}.cssa-fixture-warning{margin-bottom:8px}.cssa-stitching-layout{height:calc(100dvh - 125px);min-height:300px}.cssa-stitching-viewport{min-height:300px}.cssa-mobile-toolbar{position:fixed;left:8px;right:8px;bottom:0}}
.cssa-tablet-threads{display:none!important}.cssa-layer-tools [data-wake-status]{max-width:300px;color:var(--cssa-brand-accent);font-size:.72rem;line-height:1.35}@media(min-width:768px) and (max-width:1023px){.cssa-tablet-threads{display:inline-flex!important}}
.cssa-stitching-back{display:inline-flex;margin:0 0 8px;color:var(--blue);font-weight:750;text-decoration:none}.cssa-stitching-back:hover,.cssa-stitching-back:focus-visible{text-decoration:underline}.cssa-palette-symbol{display:block;width:36px;height:36px}.cssa-highlight-summary strong{display:flex;align-items:center;gap:8px}.cssa-marking-scope{font-weight:800;color:var(--cssa-brand-royal)}.cssa-highlight-symbol{display:grid;place-items:center;width:30px;height:30px;border-radius:5px;background:var(--cssa-color-white);box-shadow:0 0 0 1px color-mix(in srgb,var(--cssa-brand-royal) 22%,transparent)}.cssa-highlight-symbol canvas{display:block;width:30px;height:30px}

body.cssa-stitching-help-open{overflow:hidden!important}.cssa-help-dialog:not([hidden]){position:fixed!important;inset:0!important;z-index:2147483000!important;display:grid!important;place-items:center;padding:clamp(10px,3vw,24px);overflow:hidden;background:color-mix(in srgb,var(--cssa-brand-primary) 62%,transparent)}.cssa-help-dialog>div{position:relative;max-height:calc(100dvh - 20px);overflow:auto;overscroll-behavior:contain;width:min(560px,100%);padding:26px;border-radius:18px;background:var(--cssa-color-white);box-shadow:0 22px 70px color-mix(in srgb,var(--cssa-text) 35%,transparent)}.cssa-help-dialog>div>button:first-child{position:sticky;z-index:2;float:right;top:0;width:44px;height:44px;margin:-10px -10px 0 8px;border:0;border-radius:50%;background:var(--cssa-color-white);font-size:1.4rem;box-shadow:0 1px 6px color-mix(in srgb,var(--cssa-brand-primary) 12%,transparent)}.cssa-help-confirm{min-height:44px;border:0;border-radius:9px;background:var(--cssa-brand-royal);padding:10px 20px;color:var(--cssa-color-white)}

/* Interactive Stitching V1.1 final UX polish. */
.cssa-stitching-test{padding-top:clamp(28px,3vw,38px)}
.cssa-stitching-toolbar{top:var(--wp-admin--admin-bar--height,0px)}
.admin-bar .cssa-stitching-toolbar{top:32px}
.cssa-help-dialog>div{width:min(680px,100%);max-height:min(760px,calc(100dvh - 40px));overflow:auto;padding:28px;font-size:16px;color:var(--cssa-brand-primary)}
.cssa-help-dialog h2{margin:0 48px 14px 0;color:var(--blue);font:700 clamp(1.55rem,3vw,2rem)/1.2 Georgia,serif}
.cssa-help-safety{margin:0 0 16px;padding:12px 14px;border-left:4px solid var(--cssa-brand-accent);border-radius:8px;background:var(--cssa-brand-blue-white-soft);color:var(--cssa-brand-royal);font-weight:750}
.cssa-help-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.cssa-help-item{display:grid;grid-template-columns:42px 1fr;gap:10px;align-items:start;min-width:0;padding:12px;border:1px solid var(--line);border-radius:12px;background:var(--cssa-brand-blue-white-soft)}
.cssa-help-item>span{display:grid;place-items:center;width:40px;height:40px;border-radius:10px;background:var(--cssa-brand-blue-white-soft);color:var(--blue);font-size:1.25rem}
.cssa-help-item h3{margin:0 0 3px;color:var(--cssa-brand-royal);font-size:1rem}.cssa-help-item p{margin:0;color:var(--cssa-brand-accent);line-height:1.4}
.cssa-help-footer{margin:16px 0 14px;font-weight:750;color:var(--cssa-brand-royal)}.cssa-help-confirm{min-width:112px}
@media(max-width:1399px) and (min-width:768px){.cssa-stitching-toolbar{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}.cssa-tool-group{min-width:0;border:0;padding:0;flex-wrap:wrap}.cssa-view-tools,.cssa-layer-tools{justify-content:flex-start}}
@media(max-width:782px){.admin-bar .cssa-stitching-toolbar{top:46px}}
@media(max-width:767px){.cssa-stitching-test{padding-top:28px}.cssa-mobile-toolbar{grid-template-columns:repeat(6,minmax(0,1fr))}.cssa-mobile-toolbar button{min-height:54px;padding-inline:2px}.cssa-help-dialog:not([hidden]){align-items:end;padding:10px max(8px,env(safe-area-inset-right)) max(10px,env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left))}.cssa-help-dialog>div{width:100%;max-height:calc(100dvh - max(20px,env(safe-area-inset-top)));padding:22px 16px;border-radius:18px}.cssa-help-list{grid-template-columns:1fr;gap:8px}.cssa-help-item{padding:9px}.cssa-help-confirm{width:100%;min-height:48px}}
@media(max-width:380px){.cssa-mobile-toolbar button{font-size:.61rem}.cssa-mobile-toolbar button span:first-child{font-size:1rem}.cssa-help-dialog>div{font-size:15px}.cssa-help-item{grid-template-columns:38px 1fr}.cssa-help-item>span{width:36px;height:36px}}
@media(max-width:767px){.cssa-mobile-toolbar{grid-template-columns:repeat(6,1fr)}}
@media(min-width:768px) and (max-width:1023px){.cssa-stitching-panel{top:calc(var(--cssa-header-clearance,90px) + 12px)}}
@media(max-width:767px){.cssa-fixture-warning{width:auto;margin:0 6px 18px;white-space:normal;overflow-wrap:anywhere;text-align:left;transform:none}}
.cssa-fixture-warning{margin-top:12px}
@media(max-width:767px){.cssa-stitching-test{padding-bottom:calc(86px + env(safe-area-inset-bottom))}.cssa-fixture-warning{margin-top:18px}.cssa-mobile-toolbar{position:fixed;left:max(8px,env(safe-area-inset-left));right:max(8px,env(safe-area-inset-right));bottom:0;margin:0}}
@media(max-width:1399px){.cssa-stitching-test{padding-top:48px}}
.cssa-save-conflict{display:grid;gap:8px;margin-top:10px;padding-top:10px;border-top:1px solid var(--cssa-border)}.cssa-save-conflict[hidden]{display:none}.cssa-save-conflict p{margin:0;font-size:.82rem;line-height:1.35}.cssa-save-conflict button{min-height:42px;border:1px solid var(--cssa-brand-royal);border-radius:9px;background:var(--cssa-color-white);padding:7px 10px;color:var(--cssa-brand-royal);font:inherit;font-weight:750}.cssa-save-conflict button:first-of-type{background:var(--cssa-brand-royal);color:var(--cssa-color-white)}