/* v4.7.3 — tunable materials based on the approved 5.0.3 midpoint.
   Classic surfaces retain the original CSS. Only decorations are adjusted.
   Sheet reflections belong to its own background so they cannot scroll into a rim. */
:root[data-home-glass="warm"] .page > .card,
:root[data-sheet-glass="warm"] #sheet {
  --beta-alpha: 1;
  --beta-edge: 1;
  --beta-touch: 1;
  --beta-touch-lit: 0;
  --beta-blur: 18px;
  --beta-saturation: 132%;
  --beta-warm: 250, 231, 209;
  --beta-cool: 220, 222, 224;
  --beta-face: 248, 247, 244;
  --beta-face-end: 248, 247, 244;
  --beta-tone-a: 255, 255, 255;
  --beta-tone-b: 246, 244, 240;
  --beta-tone-c: 239, 237, 233;
  --beta-rim-light: .88;
  --beta-glow-strength: .18;
  --beta-reflection:
    radial-gradient(ellipse 72% 52% at 0% 0%, rgba(var(--beta-warm), calc(.22 * var(--beta-alpha))), transparent 80%),
    radial-gradient(ellipse 70% 62% at 100% 100%, rgba(var(--beta-cool), calc(.15 * var(--beta-alpha))), transparent 76%),
    linear-gradient(116deg, rgba(255, 255, 255, calc(.14 * var(--beta-edge))), transparent 29%, transparent 73%, rgba(252, 250, 247, calc(.07 * var(--beta-edge))));
  --beta-bed:
    radial-gradient(ellipse at 46% 45%, rgba(var(--beta-face), calc(.35 * var(--beta-alpha))), rgba(var(--beta-face-end), calc(.11 * var(--beta-alpha))) 73%, transparent 100%),
    linear-gradient(123deg, rgba(var(--beta-tone-a), calc(.29 * var(--beta-alpha))), rgba(var(--beta-tone-b), calc(.14 * var(--beta-alpha))) 42%, rgba(var(--beta-tone-c), calc(.21 * var(--beta-alpha))));
  background: var(--beta-bed);
  border-color: rgba(252, 249, 244, calc(.55 * var(--beta-edge)));
  box-shadow:
    0 22px 60px -15px rgba(23, 22, 22, .32),
    0 4px 12px -5px rgba(21, 20, 20, .18),
    inset 0 1px 0 rgba(255, 255, 255, calc(.90 * var(--beta-edge))),
    inset 1px 0 0 rgba(255, 255, 255, calc(.32 * var(--beta-edge))),
    inset 0 -1px 0 rgba(177, 173, 168, calc(.32 * var(--beta-edge))),
    inset 0 0 0 2px rgba(253, 250, 246, calc(.075 * var(--beta-edge)));
  -webkit-backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(1.13);
  backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(1.13);
}

/* The background uses the visible scrollport; no child can enlarge its scroll area. */
:root[data-sheet-glass="warm"] #sheet {
  --beta-blur: 26px;
  --beta-saturation: 124%;
  --beta-face: 253, 251, 248;
  --beta-face-end: 249, 247, 243;
  --beta-tone-a: 255, 254, 252;
  --beta-tone-b: 247, 244, 239;
  --beta-tone-c: 243, 241, 237;
  --beta-bed:
    radial-gradient(ellipse at 45% 44%, rgba(var(--beta-face), calc(.43 * var(--beta-alpha))), rgba(var(--beta-face-end), calc(.13 * var(--beta-alpha))) 80%, transparent),
    linear-gradient(123deg, rgba(var(--beta-tone-a), calc(.38 * var(--beta-alpha))), rgba(var(--beta-tone-b), calc(.23 * var(--beta-alpha))) 48%, rgba(var(--beta-tone-c), calc(.28 * var(--beta-alpha))));
  background:
    radial-gradient(circle 180px at var(--beta-touch-x, 50%) var(--beta-touch-y, 50%), rgba(255, 255, 255, calc(var(--beta-glow-strength) * var(--beta-touch) * var(--beta-touch-lit))) 0%, rgba(252, 249, 244, calc(.035 * var(--beta-touch) * var(--beta-touch-lit))) 43%, transparent 70%),
    var(--beta-reflection), var(--beta-bed);
  background-attachment: scroll;
  border-top-color: rgba(255, 255, 255, calc(.88 * var(--beta-edge)));
  border-left-color: rgba(255, 250, 240, calc(.58 * var(--beta-edge)));
  border-bottom-color: rgba(253, 249, 242, calc(.58 * var(--beta-edge)));
  -webkit-backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(1.19);
  backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(1.19);
}
:root[data-sheet-glass="warm"] #sheet::before,
:root[data-sheet-glass="warm"] #sheet::after { content: none; display: none; }

:root[data-beta-wallpaper="light"][data-home-glass="warm"] .page > .card,
:root[data-beta-wallpaper="light"][data-sheet-glass="warm"] #sheet {
  --beta-warm: 250, 232, 213;
  --beta-cool: 222, 221, 226;
}

/* The home card can keep its illustration of thickness, outside the content flow. */
:root[data-home-glass="warm"] .page > .card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: var(--beta-reflection);
}
@supports ((mask-composite: exclude) or (-webkit-mask-composite: xor)) {
  :root[data-home-glass="warm"] .page > .card::after {
    content: "";
    position: absolute;
    inset: 0;
    padding: 1.5px;
    border-radius: inherit;
    pointer-events: none;
    background: linear-gradient(130deg,
      rgba(255, 255, 255, calc(var(--beta-rim-light) * var(--beta-edge))) 0%,
      rgba(255, 250, 240, calc(.58 * var(--beta-edge))) 13%,
      rgba(255, 255, 255, calc(.09 * var(--beta-edge))) 32%,
      rgba(218, 214, 207, calc(.19 * var(--beta-edge))) 51%,
      rgba(253, 249, 242, calc(.58 * var(--beta-edge))) 74%,
      rgba(255, 255, 255, calc(.12 * var(--beta-edge))) 89%,
      rgba(255, 255, 255, calc(.62 * var(--beta-edge))) 100%);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
  }
}
:root[data-home-glass="warm"] .page > .card > .beta-glass-sheen {
  display: block;
  position: absolute;
  inset: 2px;
  overflow: hidden;
  border-radius: inherit;
  pointer-events: none;
  user-select: none;
  z-index: 0;
}
.beta-glass-sheen > .beta-glass-point {
  position: absolute;
  left: 0;
  top: 0;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  pointer-events: none;
  background: radial-gradient(circle, rgba(255, 255, 255, calc(var(--beta-glow-strength) * var(--beta-touch))) 0%, rgba(252, 249, 244, calc(.035 * var(--beta-touch))) 43%, transparent 70%);
  opacity: 0;
  transition: opacity 230ms ease;
}
.beta-glass-sheen > .beta-glass-point.is-lit { opacity: 1; }
:root[data-sheet-glass="warm"] #sheet > :not(.beta-glass-sheen) {
  position: relative;
  z-index: 1;
}
/* 壁纸面板右上角的【随机】开关是 .wp-panel 里的 absolute 子元素：面板一旦跟着上一条
   变成定位父级，开关就会从弹窗右上角掉进面板内部（往左 32px、往下若干）。面板本身
   不参与这层装饰（弹窗的接触光是画在 #sheet 自己的背景上），保持 static，
   让【随机】的定位父级回到 #sheet。 */
:root[data-sheet-glass="warm"] #sheet > .wp-panel { position: static; }

/* Preserve the inherited dark palette and its different saturation midpoint. */
:root[data-theme="dark"][data-home-glass="warm"] .page > .card,
:root[data-theme="dark"][data-sheet-glass="warm"] #sheet {
  --beta-saturation: 124%;
  --beta-face: 28, 28, 29;
  --beta-face-end: 28, 28, 29;
  --beta-tone-a: 65, 63, 62;
  --beta-tone-b: 27, 27, 29;
  --beta-tone-c: 48, 47, 49;
  --beta-rim-light: .50;
  --beta-glow-strength: .105;
  --beta-reflection:
    radial-gradient(ellipse 72% 52% at 0% 0%, rgba(var(--beta-warm), calc(.075 * var(--beta-alpha))), transparent 80%),
    radial-gradient(ellipse 70% 62% at 100% 100%, rgba(var(--beta-cool), calc(.08 * var(--beta-alpha))), transparent 76%),
    linear-gradient(116deg, rgba(252, 248, 243, calc(.045 * var(--beta-edge))), transparent 32%, transparent 73%, rgba(235, 232, 230, calc(.025 * var(--beta-edge))));
  --beta-bed:
    radial-gradient(ellipse at 45% 44%, rgba(var(--beta-face), calc(.26 * var(--beta-alpha))), rgba(var(--beta-face-end), calc(.08 * var(--beta-alpha))) 76%, transparent),
    linear-gradient(123deg, rgba(var(--beta-tone-a), calc(.35 * var(--beta-alpha))), rgba(var(--beta-tone-b), calc(.30 * var(--beta-alpha))) 45%, rgba(var(--beta-tone-c), calc(.36 * var(--beta-alpha))));
  border-color: rgba(243, 239, 234, calc(.23 * var(--beta-edge)));
  box-shadow:
    0 24px 66px -14px rgba(5, 5, 6, .55),
    0 4px 14px -5px rgba(0, 0, 0, .30),
    inset 0 1px 0 rgba(251, 247, 241, calc(.35 * var(--beta-edge))),
    inset 1px 0 0 rgba(244, 240, 235, calc(.13 * var(--beta-edge))),
    inset 0 -1px 0 rgba(174, 170, 166, calc(.15 * var(--beta-edge))),
    inset 0 0 0 2px rgba(241, 237, 232, calc(.028 * var(--beta-edge)));
  -webkit-backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(.88);
  backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(.88);
}
:root[data-theme="dark"][data-sheet-glass="warm"] #sheet {
  --beta-saturation: 122%;
  --beta-face: 26, 26, 28;
  --beta-face-end: 26, 26, 28;
  --beta-tone-a: 64, 61, 60;
  --beta-tone-b: 26, 26, 29;
  --beta-tone-c: 46, 44, 47;
  --beta-bed:
    radial-gradient(ellipse at 45% 44%, rgba(var(--beta-face), calc(.37 * var(--beta-alpha))), rgba(var(--beta-face-end), calc(.12 * var(--beta-alpha))) 80%, transparent),
    linear-gradient(123deg, rgba(var(--beta-tone-a), calc(.39 * var(--beta-alpha))), rgba(var(--beta-tone-b), calc(.39 * var(--beta-alpha))) 45%, rgba(var(--beta-tone-c), calc(.41 * var(--beta-alpha))));
  -webkit-backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(.91);
  backdrop-filter: blur(var(--beta-blur)) saturate(var(--beta-saturation)) brightness(.91);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  :root[data-home-glass="warm"] .page > .card, :root[data-sheet-glass="warm"] #sheet { background: rgba(241, 239, 235, .96); }
  :root[data-theme="dark"][data-home-glass="warm"] .page > .card,
  :root[data-theme="dark"][data-sheet-glass="warm"] #sheet { background: rgba(35, 34, 36, .97); }
}
@media (prefers-reduced-motion: reduce) {
  .beta-glass-sheen { display: none !important; }
}
@media (prefers-reduced-transparency: reduce) {
  :root[data-home-glass="warm"] .page > .card, :root[data-sheet-glass="warm"] #sheet { background: rgba(244, 242, 238, .96); }
  :root[data-theme="dark"][data-home-glass="warm"] .page > .card,
  :root[data-theme="dark"][data-sheet-glass="warm"] #sheet { background: rgba(35, 34, 36, .97); }
}