/* Match the Date Calculator's full-width bands, glass fields and warm LED edges. */
.grey-site .css-tool {
    margin: 0;
    padding: 0;
    min-height: calc(100vh - 86px);
    color: var(--frame-ink);
    letter-spacing: 0;
    background-color: #dedede;
    background-image: linear-gradient(132deg, rgba(255,255,255,.36), rgba(208,208,208,.2)), var(--material-mineral, none);
    background-repeat: no-repeat, repeat;
    background-size: 100% 100%, 640px 640px;
    background-blend-mode: normal, soft-light;
}
.css-tool *, .css-tool *::before, .css-tool *::after { box-sizing: border-box; }
.css-tool [hidden] { display: none !important; }
.css-tool-header, .css-section-title, .css-icon-group { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.css-tool-header { align-items: flex-end; padding: 42px 54px 30px; border-bottom: 1px solid var(--frame-line); }
.grey-site .css-tool h1 { font-size: 2.35rem; font-weight: 500; line-height: 1.05; letter-spacing: 0; margin: 8px 0 0; overflow-wrap: anywhere; }
.grey-site .css-tool h2 { font-size: 1rem; font-weight: 600; line-height: 1.4; margin: 0; letter-spacing: 0; }
.css-tool-header .section-index { margin: 0; }
.css-tool .section-index a { color: inherit; text-decoration: none; }
.css-tool .section-index a:hover { color: var(--frame-ember-text); }
.css-tabs { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); border-bottom: 1px solid var(--frame-line); background: rgba(228,228,228,.56); }
/* The ID keeps the site's generic black command-button treatment off this tool. */
#css-generator button { color: var(--frame-ink); background: transparent; border-color: var(--frame-line); box-shadow: none; backdrop-filter: none; filter: none; }
#css-generator button:hover { transform: none; }
#css-generator .css-tabs button { min-width: 0; min-height: 54px; padding: 12px 20px; border: 0; border-bottom: 3px solid transparent; border-radius: 0; color: var(--frame-muted); font: 600 .875rem/1.4 var(--font-ui); }
#css-generator .css-tabs button + button { border-left: 1px solid var(--frame-line); }
#css-generator .css-tabs button:hover { background: rgba(255,255,255,.48); color: var(--frame-ink); }
#css-generator .css-tabs button[aria-selected="true"] { color: var(--frame-ink); border-bottom-color: var(--frame-ember); background: rgba(255,255,255,.7); }
.css-workspace { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(320px,1fr); border-bottom: 1px solid var(--frame-line); }
.css-workspace > *, .css-control-grid > *, .css-preview-settings > * { min-width: 0; }
.css-preview-column, .css-controls {
    padding: 32px 36px;
    background-color: rgba(242,242,242,.54);
    background-image: var(--material-led-edge, none), linear-gradient(137deg, rgba(255,255,255,.66), rgba(244,244,244,.28) 48%, rgba(202,202,202,.18)), var(--material-reflection, none);
    background-repeat: repeat-x, no-repeat, repeat;
    background-position: left top, left top, center;
    background-size: 512px 9px, 100% 100%, 720px 720px;
    background-blend-mode: normal, normal, soft-light;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.94);
}
.css-controls { border-left: 1px solid var(--frame-line); }
.css-section-title { margin-bottom: 16px; min-height: 42px; }
.css-section-title > span { color: var(--frame-muted); font: 500 .65rem/1.4 var(--font-code); }
.css-tool .css-icon-group { gap: 8px; }
#css-generator .css-icon {
    width: 42px; height: 42px; min-width: 42px; min-height: 42px; display: inline-flex; align-items: center; justify-content: center; padding: 0;
    border: 1px solid rgba(73,73,73,.34); border-radius: 4px; background: rgba(255,255,255,.7); color: var(--frame-ink);
    box-shadow: inset 0 1px 0 rgba(255,255,255,.9), -4px -3px 14px rgba(255,225,170,.24), 5px 7px 14px rgba(35,35,35,.1);
    cursor: pointer;
}
#css-generator .css-icon:hover { border-color: var(--frame-ember); color: var(--frame-ember); background: #fff; }
.css-tool .css-icon i { font-size: 20px; pointer-events: none; }
#css-generator button:disabled { opacity: .4; cursor: not-allowed; }
#css-generator :is(button, input, select, textarea):focus-visible { outline: 2px solid var(--frame-ember); outline-offset: 3px; }
.css-preview-stage { height: 300px; position: relative; display: grid; place-items: center; overflow: hidden; border: 1px solid rgba(73,73,73,.34); border-radius: 4px; background: repeating-conic-gradient(#e5e5e5 0% 25%, #fff 0% 50%) 0 0 / 20px 20px; }
.css-preview-object { width: 100%; height: 100%; }
.css-preview-stage[data-mode="box"] .css-preview-object { width: 150px; height: 110px; max-width: 65%; max-height: 65%; }
.css-preview-stage[data-mode="text"] .css-preview-object { width: auto; height: auto; max-width: calc(100% - 44px); text-align: center; line-height: 1.35; overflow-wrap: anywhere; white-space: pre-wrap; }
.css-control-grid, .css-preview-settings { display: grid; grid-template-columns: repeat(2,minmax(0,1fr)); gap: 14px; }
.css-preview-settings { margin-top: 24px; }
.css-tool label { display: block; font: 500 .65rem/1.5 var(--font-code); text-transform: uppercase; color: var(--frame-muted); margin: 0 0 16px; }
.css-tool label > span:first-child { display: block; margin-bottom: 7px; }
.css-tool label small { color: var(--frame-muted); font-weight: 400; }
#css-generator :where(input:not([type="range"]):not([type="checkbox"]):not([type="color"]), select, textarea) {
    min-width: 0; width: 100%; min-height: 46px; margin: 0; padding: 10px 12px; border: 1px solid rgba(73,73,73,.34); border-radius: 4px;
    color: var(--frame-ink); background-color: rgba(255,255,255,.68);
    background-image: linear-gradient(135deg, rgba(255,255,255,.66), rgba(230,230,230,.28)), var(--material-reflection, none);
    background-repeat: no-repeat, repeat; background-size: 100% 100%, 720px 720px; background-blend-mode: normal, soft-light;
    box-shadow: inset 0 1px 0 rgba(255,255,255,.88), -3px -3px 12px rgba(255,231,184,.2), 5px 7px 14px rgba(35,35,35,.09);
    font: 500 .72rem/1.5 var(--font-code); letter-spacing: 0;
}
.css-number-pair { display: grid; grid-template-columns: minmax(0,1fr) 68px; gap: 10px; align-items: center; }
#css-generator input[type="range"] { width: 100%; min-width: 0; accent-color: var(--frame-ember); margin: 0; padding: 0; height: 22px; border: 0; box-shadow: none; background: transparent; }
.css-colour-pair { display: grid; grid-template-columns: 46px minmax(0,1fr); gap: 8px; }
#css-generator input[type="color"] { width: 46px; height: 46px; min-height: 46px; padding: 4px; border: 1px solid rgba(73,73,73,.34); border-radius: 4px; background: rgba(255,255,255,.8); box-shadow: inset 0 1px 0 #fff; cursor: pointer; }
.css-tool .css-check { display: flex; align-items: center; gap: 10px; min-height: 46px; margin-bottom: 16px; }
#css-generator input[type="checkbox"] { appearance: auto; width: 17px; height: 17px; min-height: 0; margin: 0; padding: 0; flex: 0 0 17px; border-radius: 0; accent-color: var(--frame-ember); box-shadow: none; }
.css-stop-track { height: 32px; margin: 12px 9px 20px; position: relative; border: 1px solid #999; cursor: crosshair; touch-action: none; }
#css-generator .css-stop-marker { position: absolute; top: 22px; width: 18px; height: 24px; min-height: 0; padding: 0; transform: translateX(-50%); border: 2px solid #fff; border-radius: 3px; box-shadow: 0 1px 3px rgba(35,35,35,.5); cursor: ew-resize; touch-action: none; }
#css-generator .css-stop-marker[aria-pressed="true"] { outline: 2px solid var(--frame-ember); z-index: 1; }
.css-layer-list { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 20px; }
.css-layer { display: inline-flex; align-items: center; border: 1px solid rgba(73,73,73,.3); border-radius: 4px; overflow: hidden; background: rgba(255,255,255,.65); }
#css-generator .css-layer button { display: inline-flex; gap: 6px; align-items: center; padding: 7px; min-height: 32px; border: 0; border-radius: 0; font: 500 .72rem/1.4 var(--font-ui); }
.css-layer:has(button[aria-pressed="true"]) { outline: 2px solid var(--frame-ember); outline-offset: -1px; }
.css-layer .css-small-swatch { width: 12px; height: 12px; border: 1px solid rgba(90,90,90,.5); flex: none; }
.css-code-section { margin-top: 24px; }
#css-generator textarea[data-css-output] { font: 12px/1.6 var(--font-code); background-color: #fafafa; color: #262626; resize: vertical; min-height: 175px; padding: 16px; white-space: pre-wrap; overflow-wrap: anywhere; }
.css-status { min-height: 22px; margin: 10px 0 0; font: 500 .65rem/1.6 var(--font-code); color: var(--frame-muted); }
.css-preset-section { padding: 26px 36px 50px; }
.css-preset-grid { display: grid; grid-template-columns: repeat(6,minmax(0,1fr)); gap: 14px; }
#css-generator .css-preset { display: block; padding: 0; min-height: 0; width: 100%; border: 1px solid rgba(73,73,73,.26); border-top-color: rgba(255,246,211,.9); border-radius: 6px; overflow: hidden; background: rgba(255,255,255,.7); color: var(--frame-ink); box-shadow: inset 0 1px 0 #fff, 4px 6px 12px rgba(35,35,35,.07); text-align: left; font: inherit; cursor: pointer; }
#css-generator .css-preset:hover { border-color: #999; box-shadow: -3px -3px 12px rgba(255,231,184,.25), 5px 7px 14px rgba(35,35,35,.1); }
#css-generator .css-preset[aria-pressed="true"] { outline: 2px solid var(--frame-ember); outline-offset: 2px; }
.css-preset-art { height: 96px; display: grid; place-items: center; overflow: hidden; }
.css-preset-art > span { display: block; }
.css-preset-name { display: block; padding: 10px; font-size: 12px; line-height: 1.4; }
#css-generator .pe-7s-refresh::before { content: "\e61c"; }
#css-generator .pe-7s-repeat::before { content: "\e61b"; }
#css-generator .pe-7s-plus::before { content: "\e623"; }
#css-generator .pe-7s-download::before { content: "\e65c"; }
@media (max-width: 1000px) {
    .css-preset-grid { grid-template-columns: repeat(4,minmax(0,1fr)); }
    .css-workspace { grid-template-columns: repeat(2,minmax(0,1fr)); }
    .css-preview-column, .css-controls { padding: 28px 24px; }
}
@media (max-width: 760px) {
    .grey-site .css-tool { min-height: 0; }
    .css-tool-header { align-items: flex-start; padding: 34px 28px 26px; }
    .grey-site .css-tool h1 { font-size: 1.9rem; }
    .css-workspace { grid-template-columns: minmax(0,1fr); }
    .css-controls { border-left: 0; border-top: 1px solid var(--frame-line); }
    .css-preview-stage { height: 260px; }
    .css-preset-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
}
@media (max-width: 520px) {
    .css-tool-header, .css-preview-column, .css-controls, .css-preset-section { padding-right: 20px; padding-left: 20px; }
    .css-preset-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
    #css-generator .css-tabs button { padding: 12px 5px; font-size: .75rem; }
    .css-control-grid { gap: 10px; }
    .css-number-pair { grid-template-columns: minmax(0,1fr) 60px; gap: 5px; }
    .css-tool-header { gap: 8px; }
}