/* Approved 2026-11-03: option 02, cool white + signal orange. Independent of experimental stylesheets. */
/* Independent aluminium study — functional orange, neutral metal, no green. */
:root{--ink:#181a1c;--muted:#4e5052;--desktop:#d9dcdf;--chrome:#d8dadd;--signal:#ff7026}
body{background-color:var(--desktop);background-image:radial-gradient(#b6bbc0 .5px,transparent .6px)}
.menubar{background:#e4e5e6;color:var(--ink)}.enquiry span{background:var(--signal);color:var(--ink)}
.titlebar{background:repeating-linear-gradient(to bottom,#d7d9dc 0 3px,#92979c 3px 4px)}.window-name,.title-tools,.window-dot{background:#d7d9dc}.window-dot{outline-color:#d7d9dc}.hero-window>.titlebar .window-dot,.gallery>.titlebar .window-dot,.quote-form-section>.titlebar .window-dot{background:var(--signal)}
.primary,.button{background:var(--signal);color:var(--ink)}.primary:hover,.button:hover{background:#ff894f}.viewer-dock{background:#e4e5e6}.statusbar{background:var(--chrome)}
.view-options button[aria-pressed=true],.filters button[aria-pressed=true],.filter.active,.thumbnails button[aria-pressed=true]{background:#ffe3d2;color:var(--ink);border-color:var(--ink)}
.settings-actions button[aria-pressed=true]{background:var(--signal);color:var(--ink)}.settings-body input{accent-color:#b54110}.form-notice{border-left:3px solid var(--signal);padding-left:12px}
/* Bright porcelain-white instrument panel, not the former dark graphite study. */
:root{--desktop:#f2f4f6;--chrome:#e3e6e9;--signal:#ff6926}
body{background-color:var(--desktop);background-image:radial-gradient(#ccd1d6 .5px,transparent .6px)}
.menubar{background:#fff}.viewer-dock{background:#f0f2f4}.titlebar{background:repeating-linear-gradient(to bottom,#e5e8eb 0 3px,#a5abb1 3px 4px)}.window-name,.title-tools,.window-dot{background:#e5e8eb}.window-dot{outline-color:#e5e8eb}
.window{box-shadow:5px 5px 0 #262a2e}.route-page .window{box-shadow:4px 4px 0 #262a2e}
.view-options button[aria-pressed=true],.filters button[aria-pressed=true],.filter.active,.thumbnails button[aria-pressed=true]{background:#ffddc9}