/* Studio interface informed by Design Pulse, October 15, 2026.
   Scope is the tool chrome; no overrides alter the campaign canvas. */
body{background:#f5f2ea;color:#202b25;font-size:16px}header{border-color:#c8ccbf;padding:18px 4vw;font-size:13px}header a{font-size:13px}header>span{margin-left:auto;font:10px 'Red Hat Mono',monospace}main{padding-top:25px}h1{font-size:clamp(30px,4vw,48px);line-height:1.05;letter-spacing:-.055em}.intro{font-size:16px;line-height:1.45;margin-top:12px;margin-bottom:24px;max-width:65ch}.controls{gap:9px}.controls button{border-radius:10px;border-color:#9ea995;padding:10px 12px;min-height:38px}.controls button[aria-pressed=true],.controls .content-button{background:#25372c!important;color:#fff!important}.resize-shell{box-shadow:none}.customizer{background:#f5f2ea;border-radius:2px;border-color:#b6bfac}.customizer summary{background:transparent}.customizer summary span{border-radius:2px;background:#e3e7dc;color:#344330}.customizer .section-controls select,.customizer .section-controls input[type=text]{border-radius:2px;background:#fcfbf6}.customizer .section-controls input[type=range]{accent-color:#304b36}.customizer .editor-footer button{border-radius:8px}.customizer .control-section{border-color:#cbd0c3}.customizer #save-status{color:#56624f}#content-dialog,#export-dialog{border-radius:2px;box-shadow:none;background:#f5f2ea}.content-top,.content-actions{background:#f5f2ea}.content-fields input,.content-fields textarea{border-radius:2px}.content-top button,.content-actions button,#restore-logo,.export-top button,.export-actions button{border-radius:10px}.export-preview{background:#e4e6dc}.export-top h2{font-size:24px}.note{font-size:11px}.custom-hint{color:#52614d}.spec summary{font-size:18px}.spec p{font-size:14px}@media(max-width:600px){header{padding:16px}header>span{max-width:17ch;text-align:right}h1{font-size:32px}.intro{font-size:15px}.controls{gap:8px}.controls button{font-size:12px}.controls label{margin-top:3px}}

/* Layout editor opens from the main toolbar. */
#customizer:not([open]){display:none}#customizer>summary{display:none}#customizer[open] .customizer-inner{padding-top:14px}#edit-layout[aria-expanded="true"]{background:#25372c;color:#fff}