.mb3d-material-panel { margin-top: 14px; border: 1px solid var(--mb-rule, #d2d7ce); min-width: 0; }
.mb3d-material-panel summary { padding: 13px 14px; cursor: pointer; font: 12px/1.5 Consolas, monospace; color: var(--mb-ink, #22352e); }
.mb3d-material-panel summary::marker { color: var(--mb-accent, #b84d2b); }
.mb3d-material-panel summary:focus-visible { outline: 2px solid var(--mb-accent, #b84d2b); outline-offset: 2px; }
.mb3d-material-summary-note { margin-left: 14px; font-size: 9px; letter-spacing: .04em; color: var(--mb-muted, #57655d); }
.mb3d-material-body { padding: 14px; border-top: 1px solid var(--mb-rule, #d2d7ce); font: 11px/1.5 Consolas, monospace; }
.mb3d-material-top { display: grid; grid-template-columns: 1fr 1fr; align-items: end; gap: 16px; }
.mb3d-material-field, .mb3d-material-current { display: flex; flex-direction: column; gap: 7px; min-width: 0; }
.mb3d-material-panel label, .mb3d-material-current > span { font: 11px/1.5 Consolas, monospace; }
.mb3d-material-current { padding-bottom: 7px; }
.mb3d-material-current > span { color: var(--mb-muted, #57655d); }
.mb3d-material-current strong { font: 11px/1.5 Consolas, monospace; color: var(--mb-accent, #b84d2b); overflow-wrap: anywhere; }
.mb3d-material-panel select, .mb3d-material-hex { min-width: 0; width: 100%; color: inherit; background: var(--mb-paper, #f6f5ef); border: 1px solid var(--mb-line, #b3beb4); border-radius: 0; font: 11px/1.5 Consolas, monospace; min-height: 38px; padding: 8px; }
.mb3d-material-panel select:focus-visible, .mb3d-material-swatch:focus-visible, .mb3d-material-panel input:focus-visible { outline: 2px solid var(--mb-accent, #b84d2b); outline-offset: 3px; }
.mb3d-material-panel select:disabled, .mb3d-material-swatch:disabled { opacity: .45; cursor: wait; }
.mb3d-material-presets { border: 0; padding: 0; margin: 18px 0; min-width: 0; }
.mb3d-material-presets legend { padding: 0; margin-bottom: 9px; font: 11px/1.5 Consolas, monospace; }
.mb3d-material-presets legend span { color: var(--mb-muted, #57655d); font-size: 10px; }
.mb3d-material-swatches { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 7px; }
.mb3d-material-swatch { display: grid; grid-template-columns: 28px minmax(0, 1fr); grid-template-rows: auto auto; align-content: center; align-items: center; gap: 0 8px; min-width: 0; min-height: 54px; text-align: left; padding: 7px; border: 1px solid var(--mb-line, #b3beb4); background: transparent; color: inherit; cursor: pointer; position: relative; }
.mb3d-material-swatch:hover:not(:disabled), .mb3d-material-swatch[aria-pressed="true"] { border-color: var(--mb-accent, #b84d2b); background: var(--mb-surface, #eeeee6); }
.mb3d-material-swatch[aria-pressed="true"] { box-shadow: inset 0 -2px 0 var(--mb-accent, #b84d2b); }
.mb3d-material-swatch-label { font: 10px/1.35 Consolas, monospace; }
.mb3d-material-sample { grid-row: 1 / 3; display: block; width: 28px; height: 30px; border: 1px solid rgba(20, 30, 25, .25); background: var(--sample-color, #9da4a1); }
.mb3d-material-sample[data-finish="paint"] { background-image: radial-gradient(rgba(255,255,255,.14) 1px, transparent 1px), linear-gradient(135deg, rgba(255,255,255,.3), transparent 60%); background-size: 3px 3px, auto; }
.mb3d-material-sample[data-finish="brushed-steel"] { background-image: repeating-linear-gradient(0deg, rgba(255,255,255,.25) 0 1px, rgba(30,40,35,.13) 1px 2px), linear-gradient(120deg, #7a8585, #edf0ed, #6c7b7b); }
.mb3d-material-sample[data-finish="matte-steel"] { background-image: radial-gradient(rgba(250,250,250,.22) .7px, transparent .7px), linear-gradient(130deg, rgba(255,255,255,.2), transparent); background-size: 3px 3px, auto; }
.mb3d-material-sample[data-finish="pla"] { background-image: repeating-linear-gradient(0deg, rgba(0,0,0,.17) 0 1px, rgba(255,255,255,.2) 1px 3px); }
.mb3d-material-sample[data-finish="rubber"] { background-image: radial-gradient(rgba(255,255,255,.2) .6px, transparent .6px); background-size: 3px 3px; }
.mb3d-material-sample[data-finish="copper"] { background-image: linear-gradient(120deg, rgba(75,31,16,.5), rgba(255,212,162,.65), rgba(75,31,16,.35)); }
.mb3d-material-recommended { font: 8px/1.5 Consolas, monospace; color: var(--mb-accent, #b84d2b); }
.mb3d-material-recommended[hidden] { display: none; }
.mb3d-material-adjustments { display: grid; grid-template-columns: 1fr 1fr; gap: 15px 18px; }
.mb3d-material-color-field { min-width: 0; }
.mb3d-material-color-row { display: flex; align-items: center; gap: 7px; margin-top: 6px; }
.mb3d-material-panel input[type="color"] { display: block; width: 43px; height: 38px; flex: 0 0 43px; margin: 0; padding: 3px; border: 1px solid var(--mb-line, #b3beb4); border-radius: 0; background: var(--mb-paper, #f6f5ef); cursor: pointer; }
.mb3d-material-hex { max-width: 130px; text-transform: uppercase; }
.mb3d-material-hex[aria-invalid="true"] { border-color: var(--mb-accent, #b84d2b); outline: 1px solid var(--mb-accent, #b84d2b); }
.mb3d-material-hint { display: block; font: 9px/1.6 Consolas, monospace; color: var(--mb-muted, #57655d); margin-top: 3px; }
.mb3d-material-slider { min-width: 0; }
.mb3d-material-slider label { display: flex; align-items: baseline; justify-content: space-between; gap: 6px; }
.mb3d-material-slider output { color: var(--mb-muted, #57655d); font-size: 10px; white-space: nowrap; }
.mb3d-material-panel .mb3d-material-slider input[type="range"] { width: 100%; display: block; margin-top: 8px; }
.mb3d-material-range-ends { display: flex; justify-content: space-between; font: 9px/1.5 Consolas, monospace; color: var(--mb-muted, #57655d); gap: 8px; }
.mb3d-material-actions { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 17px; }
.mb3d-material-actions .mb3d-button { font-size: 10px; padding: 7px 8px; }
.mb3d-material-file-row { border-top: 1px solid var(--mb-rule, #d2d7ce); margin-top: 16px; padding-top: 12px; min-width: 0; }
.mb3d-material-file-row label { display: flex; flex-wrap: wrap; align-items: baseline; justify-content: space-between; gap: 4px 12px; margin-bottom: 8px; }
.mb3d-material-file-row label span { color: var(--mb-muted, #57655d); font-size: 9px; }
.mb3d-material-panel input[type="file"] { width: 100%; max-width: 100%; min-width: 0; font: 10px/1.5 Consolas, monospace; color: var(--mb-muted, #57655d); }
.mb3d-material-panel input[type="file"]::file-selector-button { border: 1px solid var(--mb-line, #b3beb4); background: var(--mb-surface, #eeeee6); color: var(--mb-ink, #22352e); padding: 8px 10px; margin-right: 9px; min-height: 36px; border-radius: 0; cursor: pointer; font: inherit; }
.mb3d-material-panel .mb3d-material-status { margin: 9px 0 0 !important; min-height: 0; font: 10px/1.6 Consolas, monospace; color: var(--mb-muted, #57655d) !important; overflow-wrap: anywhere; }
.mb3d-material-panel .mb3d-material-status:empty { display: none; }
.mb3d-material-panel .mb3d-material-status[data-error="true"] { color: var(--mb-accent, #b84d2b) !important; }
@media (max-width: 650px) {
  .mb3d-material-summary-note { display: none; }
  .mb3d-material-body { padding: 12px 10px; }
  .mb3d-material-top { grid-template-columns: 1fr; gap: 8px; }
  .mb3d-material-current { flex-direction: row; align-items: baseline; gap: 8px; padding: 0; }
  .mb3d-material-swatches { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .mb3d-material-adjustments { gap: 14px 12px; }
  .mb3d-material-panel select, .mb3d-material-hex { min-height: 42px; }
  .mb3d-material-panel input[type="color"] { height: 42px; }
  .mb3d-material-actions .mb3d-button { min-height: 42px; }
  .mb3d-material-presets legend span { display: block; }
}
@media (max-width: 350px) {
  .mb3d-material-adjustments { grid-template-columns: 1fr; }
}