/* FDS extension: appearance-preview drawer, using the existing editor stage. */
.ss-fpa-style-dialog{box-sizing:border-box;width:min(460px,100vw);max-width:100vw;max-height:calc(100dvh - 32px);margin:16px 16px 16px auto;padding:24px;border:1px solid var(--fds-border);border-radius:var(--fds-radius-lg,12px);background:var(--fds-surface,#fff);color:var(--fds-text-primary);overflow:auto;box-shadow:var(--fds-shadow-lg,0 12px 40px #0002)}
.ss-fpa-style-dialog::backdrop{background:transparent}.ss-fpa-style-dialog header,.ss-fpa-style-dialog footer{display:flex;align-items:center;justify-content:space-between;gap:12px}.ss-fpa-style-dialog h2{font-size:20px;margin:0}.ss-fpa-style-fields{display:grid;gap:16px;margin:20px 0}.ss-fpa-style-fields label{display:grid;gap:8px}.ss-fpa-style-fields label:has(input[type=checkbox]){display:flex;align-items:flex-start}.ss-fpa-style-dialog select{width:100%}.ss-fpa-style-dialog button{min-height:44px}.ss-fpa-style-dialog footer{position:sticky;bottom:-24px;padding:16px 0;background:var(--fds-surface,#fff)}
.ss-fpa-material-uses{display:grid;gap:16px}.ss-fpa-material-use{display:grid;gap:8px;min-width:0}.ss-fpa-material-use .ss-material-choice{width:100%;min-width:0}
@media(max-width:768px){.ss-fpa-style-dialog{width:100%;margin:auto 0 0;max-height:65dvh;border-radius:16px 16px 0 0;padding:20px}.ss-fpa-style-dialog footer{bottom:-20px}}

/* FDS extension: single-component material workspace, with a live model. */
.ss-fpa-single-material[open]{display:flex;flex-direction:column;box-sizing:border-box;width:min(1220px,calc(100vw - 40px));max-width:calc(100vw - 40px);height:min(780px,calc(100dvh - 40px));max-height:calc(100dvh - 40px);margin:auto;padding:0;overflow:hidden;border-radius:var(--fds-radius-xl);background:var(--fds-bg-panel);box-shadow:var(--fds-shadow-3)}
.ss-fpa-single-material::backdrop{background:rgb(17 24 39 / .52)}
.ss-fpa-single-material *{box-sizing:border-box}
.ss-fpa-single-material > header{flex:none;padding:18px 24px;border-bottom:1px solid var(--fds-border)}
.ss-fpa-single-material > header h2{font-size:18px;line-height:1.35}.ss-fpa-single-material > header p{margin:3px 0 0;font-size:12px}
.ss-fpa-single-material button:not(.ss-fpa-material-card):not(.ss-fpa-style-card){border-radius:var(--fds-radius-pill)}
.ss-fpa-single-material > header button,.ss-fpa-single-material footer button{min-height:38px}
.ss-fpa-material-workspace{display:grid;grid-template-columns:minmax(0,1fr) minmax(300px,360px);min-height:0;flex:1}
.ss-fpa-material-library{display:flex;flex-direction:column;min-width:0;min-height:0;padding:20px 22px 0}
.ss-fpa-single-material > header .ss-fpa-material-search{width:min(320px,45%);min-width:0;border-radius:var(--fds-radius-pill)}
.ss-fpa-library-filters{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:14px;margin:0;flex:none;max-height:min(32dvh,220px);overflow-y:auto;overflow-x:hidden;overscroll-behavior:contain;scrollbar-width:thin;scrollbar-gutter:stable}
.ss-fpa-filter-group{min-width:0}.ss-fpa-filter-group>span,.ss-fpa-use-section>span{display:block;margin-bottom:8px;color:var(--fds-text-secondary);font-size:12px;font-weight:600}
.ss-fpa-filter-chips{display:flex;flex-wrap:wrap;gap:6px;padding-bottom:5px}
.ss-fpa-single-material .ss-fpa-filter-chip{flex:none;min-height:30px;padding:5px 11px;border:1px solid var(--fds-border);background:var(--fds-bg-panel);color:var(--fds-text-secondary);font:inherit;font-size:12px;max-width:100%;white-space:normal;overflow-wrap:anywhere;cursor:pointer}
.ss-fpa-filter-chip[aria-pressed=true]{border-color:var(--fds-text-primary);background:var(--fds-text-primary);color:var(--fds-white)}
.ss-fpa-library-count{margin:12px 0;font-size:12px;color:var(--fds-text-secondary)}
.ss-fpa-material-scroll{flex:1;min-height:0;overflow:auto;overscroll-behavior:contain;padding:0 2px 20px}
.ss-fpa-material-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(132px,1fr));gap:12px;align-content:start}
.ss-fpa-material-card{display:flex;flex-direction:column;gap:6px;min-width:0;padding:8px;border:1px solid var(--fds-border);border-radius:var(--fds-radius-md);background:var(--fds-bg-panel);color:var(--fds-text-primary);font:inherit;text-align:start;cursor:pointer}
.ss-fpa-material-card:hover{border-color:var(--fds-border-strong)}.ss-fpa-material-card[aria-pressed=true]{border-color:var(--fds-text-primary);box-shadow:0 0 0 1px var(--fds-text-primary)}
.ss-fpa-material-image{display:block;width:100%;height:76px;border-radius:var(--fds-radius-sm);background-size:cover;background-position:center;overflow:hidden}.ss-fpa-material-image img{width:100%;height:100%;object-fit:cover}.ss-fpa-material-image.is-follow{background:linear-gradient(135deg,var(--fds-bg-muted) 49%,var(--fds-border) 49%,var(--fds-border) 51%,var(--fds-bg-panel) 51%)}
.ss-fpa-material-card strong{font-size:12px;line-height:1.4;overflow-wrap:anywhere}.ss-fpa-material-meta{font-size:11px;line-height:1.4;color:var(--fds-text-secondary);overflow-wrap:anywhere}
.ss-fpa-material-inspector{display:flex;flex-direction:column;gap:12px;min-width:0;overflow:auto;padding:20px;background:var(--fds-gray-50);border-inline-start:1px solid var(--fds-border)}
.ss-fpa-model-heading{display:flex;justify-content:space-between;gap:8px;align-items:center;font-size:13px}.ss-fpa-active-use{padding:4px 10px;border-radius:var(--fds-radius-pill);background:var(--fds-white);font-size:12px}
.ss-fpa-material-model{position:relative;width:100%;height:250px;flex:none;overflow:hidden;border:1px solid var(--fds-border);border-radius:var(--fds-radius-lg);background:var(--fds-white);touch-action:none;cursor:grab}.ss-fpa-material-model.is-turning{cursor:grabbing}.ss-fpa-material-model canvas{display:block;width:100%;height:100%}
.ss-fpa-model-hint,.ss-fpa-use-section p{margin:0;color:var(--fds-text-secondary);font-size:12px;line-height:1.5}.ss-fpa-use-section{display:grid;gap:10px}.ss-fpa-use-section>span{margin:0}.ss-fpa-use-buttons{display:flex;flex-wrap:wrap;gap:6px}.ss-fpa-single-material .ss-fpa-use-buttons button{min-height:34px;padding:5px 12px}.ss-fpa-use-buttons [aria-pressed=true]{background:var(--fds-text-primary);border-color:var(--fds-text-primary);color:var(--fds-white)}
.ss-fpa-material-inspector>p[role=status]{font-size:11px;line-height:1.5;margin:0}.ss-fpa-single-footer{display:flex;align-items:center;justify-content:flex-end;gap:16px;flex:none;padding:14px 24px;border-top:1px solid var(--fds-border)}.ss-fpa-single-material .ss-fpa-single-footer footer{position:static;padding:0;gap:8px;background:transparent;flex:none}
.ss-fpa-single-material button:focus-visible,.ss-fpa-single-material input:focus-visible{outline:2px solid var(--fds-blue-600);outline-offset:2px}
@media(max-width:768px){.ss-fpa-single-material[open]{width:calc(100vw - 16px);max-width:calc(100vw - 16px);height:calc(100dvh - 16px);max-height:calc(100dvh - 16px);margin:auto;border-radius:var(--fds-radius-lg)}.ss-fpa-single-material>header{padding:12px 16px}.ss-fpa-material-workspace{display:flex;flex-direction:column;overflow:auto}.ss-fpa-material-inspector{order:-1;overflow:visible;padding:14px 16px;border:0;border-bottom:1px solid var(--fds-border)}.ss-fpa-material-model{height:180px}.ss-fpa-material-library{flex:none;overflow:visible;padding:16px}.ss-fpa-material-scroll{flex:none;overflow:visible;padding-bottom:0}.ss-fpa-material-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.ss-fpa-single-footer{padding:10px 16px max(10px,env(safe-area-inset-bottom));flex-wrap:wrap}.ss-fpa-single-footer p{flex:1 1 100%}.ss-fpa-single-material .ss-fpa-single-footer footer{margin-inline-start:auto}.ss-fpa-single-material button:not(.ss-fpa-material-card){min-height:44px}}

/* Variant style cards show the four coordinated material uses together. */
.ss-fpa-style-library .ss-fpa-library-count{margin-top:0}
.ss-fpa-style-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px;align-content:start}
.ss-fpa-style-card{display:flex;flex-direction:column;align-items:stretch;gap:14px;min-width:0;padding:16px;border:1px solid var(--fds-border);border-radius:var(--fds-radius-lg);background:var(--fds-bg-panel);color:var(--fds-text-primary);text-align:start;font:inherit;cursor:pointer}
.ss-fpa-style-card>strong{font-size:14px;line-height:1.4;overflow-wrap:anywhere}
.ss-fpa-style-card:hover{border-color:var(--fds-border-strong)}
.ss-fpa-style-card[aria-pressed=true]{border-color:var(--fds-text-primary);box-shadow:0 0 0 1px var(--fds-text-primary)}
.ss-fpa-style-samples{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.ss-fpa-style-sample{display:flex;flex-direction:column;gap:5px;min-width:0;font-size:12px;line-height:1.4}
.ss-fpa-style-sample small{color:var(--fds-text-secondary);font-size:11px;overflow-wrap:anywhere}
.ss-fpa-style-swatch{display:block;height:64px;border-radius:var(--fds-radius-sm);background-position:center;background-size:cover;border:1px solid var(--fds-border);overflow:hidden}.ss-fpa-style-swatch img{display:block;width:100%;height:100%;object-fit:cover}
.ss-fpa-style-swatch.is-default{background:linear-gradient(135deg,var(--fds-bg-muted) 49%,var(--fds-border) 49%,var(--fds-border) 51%,var(--fds-bg-panel) 51%)}
.ss-fpa-style-model-host{min-width:0}.ss-fpa-selected-style{font-size:14px;overflow-wrap:anywhere}
.ss-fpa-style-reset{display:flex;align-items:flex-start;gap:8px;font-size:13px;line-height:1.5;cursor:pointer}.ss-fpa-style-reset input{margin-top:3px;flex:none}
.ss-fpa-variant-style .ss-fpa-material-inspector>p{margin:0;font-size:12px;line-height:1.6}
.ss-fpa-variant-style .ss-fpa-material-inspector select{border-radius:var(--fds-radius-pill)}
@media(max-width:768px){.ss-fpa-style-grid{grid-template-columns:minmax(0,1fr)}.ss-fpa-style-samples{grid-template-columns:repeat(4,minmax(0,1fr))}}

/* FDS extension: a failed sample remains discoverable and can be retried by selecting its card. */
.ss-fpa-material-retry { display: grid; place-items: center; height: 100%; padding: 8px; font-size: 12px; color: var(--fds-text-secondary); background: var(--fds-bg-muted); }