/* Mat Studio — shared playground UI. Theme tokens per direction. */
.ms {
  --ms-bg: #ebe6de;
  --ms-ink: #16203a;
  --ms-ink-2: #5a5f73;
  --ms-glass: rgba(255, 253, 250, 0.72);
  --ms-glass-b: rgba(255, 255, 255, 0.85);
  --ms-line: rgba(22, 32, 58, 0.12);
  --ms-chip: rgba(22, 32, 58, 0.06);
  --ms-on: #16203a;
  --ms-on-ink: #f6f1ea;
  --ms-accent: #ce0f3d;
  --ms-shadow: 0 30px 70px -36px rgba(60, 40, 20, 0.45);
  --ms-font: inherit;
  --ms-mono: ui-monospace, "SF Mono", Menlo, monospace;
  position: relative;
  height: 100vh;
  height: 100svh;
  min-height: 720px;
  overflow: hidden;
  background: var(--ms-bg);
  color: var(--ms-ink);
  isolation: isolate;
}
.ms--dark {
  --ms-bg: #0f1526;
  --ms-ink: #eef1f7;
  --ms-ink-2: #9aa6bd;
  --ms-glass: rgba(14, 20, 38, 0.66);
  --ms-glass-b: rgba(255, 255, 255, 0.12);
  --ms-line: rgba(220, 230, 255, 0.12);
  --ms-chip: rgba(255, 255, 255, 0.06);
  --ms-on: #eef1f7;
  --ms-on-ink: #0b1220;
  --ms-shadow: 0 30px 80px -30px rgba(0, 0, 0, 0.8);
}
.ms[data-light="night"]:not(.ms--dark) { --ms-glass: rgba(255, 253, 250, 0.82); }
.ms-canvas { position: absolute; top: 0; right: 0; bottom: 0; left: 0; inset: 0; width: 100%; height: 100%; display: block; cursor: grab; touch-action: none; }
.ms-canvas:active { cursor: grabbing; }
.ms button { font: inherit; color: inherit; cursor: pointer; }
.ms h4 { margin: 18px 0 10px; font: 600 0.72rem/1 var(--ms-font); letter-spacing: 0.14em; text-transform: uppercase; color: var(--ms-ink-2); display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.ms h4:first-child { margin-top: 4px; }
.ms h4 small { letter-spacing: 0; text-transform: none; font-weight: 500; }
.ms h4 output { font: 500 0.92rem/1 var(--ms-mono); color: var(--ms-ink); letter-spacing: 0; text-transform: none; }

.ms-top { position: absolute; z-index: 3; left: 24px; right: 24px; top: calc(86px + env(safe-area-inset-top, 0px)); display: flex; justify-content: space-between; align-items: flex-start; pointer-events: none; }
.ms-top > * { pointer-events: auto; }
.ms-title { display: grid; gap: 4px; }
.ms-kicker { font: 600 0.72rem/1 var(--ms-font); letter-spacing: 0.16em; text-transform: uppercase; color: var(--ms-accent); margin: 0; }
.ms-title strong { font: inherit; font-size: clamp(1.4rem, 1rem + 1.2vw, 2.1rem); font-family: var(--ms-display, inherit); font-weight: var(--ms-display-w, 600); letter-spacing: -0.01em; line-height: 1.05; }
.ms-top-r { display: flex; align-items: center; gap: 10px; }
.ms-ref { font: 500 0.78rem/1 var(--ms-mono); padding: 9px 12px; border-radius: 999px; background: var(--ms-glass); border: 1px solid var(--ms-glass-b); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); }
.ms-icon { width: 38px; height: 38px; border-radius: 50%; border: 1px solid var(--ms-glass-b); background: var(--ms-glass); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); display: grid; place-items: center; font-size: 1.1rem; line-height: 1; transition: transform .4s cubic-bezier(.22, 1, .36, 1), background .3s; }
.ms-icon:hover { transform: scale(1.06); }
.ms-icon svg { width: 16px; height: 16px; fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; }

.ms-panel { position: absolute; z-index: 3; background: var(--ms-glass); border: 1px solid var(--ms-glass-b); -webkit-backdrop-filter: blur(22px) saturate(1.5); backdrop-filter: blur(22px) saturate(1.5); -webkit-backdrop-filter: blur(22px) saturate(1.5); border-radius: 22px; box-shadow: var(--ms-shadow); }
.ms-left { left: 24px; top: calc(170px + env(safe-area-inset-top, 0px)); bottom: 104px; width: 344px; display: grid; grid-template-columns: 64px minmax(0, 1fr); overflow: hidden; }
.ms-tabs { display: grid; align-content: start; gap: 4px; padding: 10px 6px; border-right: 1px solid var(--ms-line); }
.ms-tabs button { border: 0; background: transparent; border-radius: 14px; padding: 10px 2px 8px; display: grid; justify-items: center; gap: 5px; font-size: 0.66rem; font-weight: 600; letter-spacing: 0.02em; color: var(--ms-ink-2); transition: background .3s, color .3s; }
.ms-tabs svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.ms-tabs button[aria-selected="true"] { background: var(--ms-on); color: var(--ms-on-ink); }
.ms-body { overflow-y: auto; padding: 14px 16px 20px; overscroll-behavior: contain; scrollbar-width: thin; }
.ms-body [data-pane][hidden] { display: none; }
.ms-body [data-pane] { animation: msIn .45s cubic-bezier(.22, 1, .36, 1); }
@keyframes msIn { from { opacity: 0; transform: translateY(8px); } }

.ms-seg { display: flex; gap: 3px; padding: 3px; border-radius: 14px; background: var(--ms-chip); }
.ms-seg button { flex: 1; border: 0; background: transparent; border-radius: 11px; padding: 9px 8px; font-size: 0.84rem; font-weight: 600; display: grid; gap: 2px; line-height: 1.15; transition: background .3s, box-shadow .3s, color .3s; white-space: nowrap; }
.ms-seg button small { font-weight: 400; font-size: 0.7rem; color: var(--ms-ink-2); }
.ms-seg button[aria-pressed="true"] { background: var(--ms-on); color: var(--ms-on-ink); }
.ms-seg button[aria-pressed="true"] small { color: inherit; opacity: 0.7; }
.ms-wrap { flex-wrap: wrap; }
.ms-wrap button { flex: 1 1 45%; }
.ms-cards { display: grid; gap: 6px; }
.ms-cards button { text-align: left; border: 1px solid var(--ms-line); background: transparent; border-radius: 14px; padding: 11px 13px; display: flex; justify-content: space-between; align-items: center; gap: 10px; transition: border-color .3s, background .3s; }
.ms-cards button b { font-weight: 700; font-size: 0.95rem; }
.ms-cards button small { color: var(--ms-ink-2); font-size: 0.76rem; }
.ms-cards button[aria-pressed="true"] { background: var(--ms-on); color: var(--ms-on-ink); border-color: var(--ms-on); }
.ms-cards button[aria-pressed="true"] small { color: inherit; opacity: 0.7; }
.ms-range { width: 100%; accent-color: var(--ms-accent); }
.ms-ticks { display: flex; justify-content: space-between; font: 500 0.66rem/1 var(--ms-mono); color: var(--ms-ink-2); margin-top: 4px; }
.ms-sws { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 8px; transition: opacity .3s; }
.ms-sws.is-off { opacity: 0.35; }
.ms-sw { aspect-ratio: 1; border: 0; border-radius: 50%; background: var(--c); box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .14), inset 0 -6px 10px rgba(0, 0, 0, .12); transition: transform .35s cubic-bezier(.22, 1, .36, 1), box-shadow .3s; padding: 0; }
.ms-sw:hover { transform: scale(1.1); }
.ms-sw[aria-pressed="true"] { box-shadow: 0 0 0 2px var(--ms-bg), 0 0 0 4px var(--ms-on); }
.ms-custom { aspect-ratio: 1; border-radius: 50%; border: 1px dashed var(--ms-ink-2); display: grid; place-items: center; position: relative; cursor: pointer; font-weight: 600; color: var(--ms-ink-2); }
.ms-custom input { position: absolute; top: 0; right: 0; bottom: 0; left: 0; inset: 0; opacity: 0; cursor: pointer; width: 100%; height: 100%; }
.ms-row { justify-content: space-between; }
.ms-switch { display: inline-flex; gap: 6px; align-items: center; letter-spacing: 0; text-transform: none; font-size: 0.82rem; color: var(--ms-ink); cursor: pointer; }
.ms-switch input, .ms-checks input { accent-color: var(--ms-accent); width: 17px; height: 17px; }
.ms-note { font-size: 0.78rem; color: var(--ms-ink-2); margin: 14px 0 0; line-height: 1.45; }
.ms-tiles { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px; }
.ms-tiles button { border: 1px solid var(--ms-line); background: transparent; border-radius: 14px; padding: 6px 6px 8px; display: grid; gap: 6px; text-align: left; font-size: 0.82rem; font-weight: 600; transition: border-color .3s, box-shadow .3s; }
.ms-tiles i { display: block; height: 52px; border-radius: 9px; background-size: cover; background-position: 20% center; box-shadow: inset 0 0 0 1px rgba(0, 0, 0, .08); }
.ms-tiles button[aria-pressed="true"] { border-color: var(--ms-on); box-shadow: 0 0 0 1.5px var(--ms-on); }
.ms-tiles span { padding-left: 4px; }
.ms-text { width: 100%; border: 1px solid var(--ms-line); border-radius: 12px; padding: 11px 13px; font: inherit; font-size: 1rem; background: var(--ms-chip); color: var(--ms-ink); }
.ms-text:focus { outline: 2px solid var(--ms-accent); outline-offset: 1px; }
.ms-upload { display: flex; gap: 12px; align-items: center; padding: 12px; border-radius: 14px; border: 1.5px dashed var(--ms-line); cursor: pointer; position: relative; transition: border-color .3s, background .3s; }
.ms-upload:hover { border-color: var(--ms-accent); background: var(--ms-chip); }
.ms-upload input { position: absolute; top: 0; right: 0; bottom: 0; left: 0; inset: 0; opacity: 0; cursor: pointer; }
.ms-up-ic { width: 36px; height: 36px; border-radius: 10px; background: var(--ms-accent); color: #fff; display: grid; place-items: center; font-weight: 700; }
.ms-up-t { display: grid; font-weight: 600; font-size: 0.9rem; }
.ms-up-t small { font-weight: 400; font-size: 0.74rem; color: var(--ms-ink-2); }
.ms-logo-row { display: flex; align-items: center; gap: 10px; margin-top: 8px; font-size: 0.82rem; }
.ms-logo-row[hidden] { display: none; }
.ms-logo-img { width: 42px; height: 42px; object-fit: contain; border-radius: 8px; background: repeating-conic-gradient(#ddd 0 25%, #fff 0 50%) 0 0 / 10px 10px; }
.ms-logo-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ms-link { border: 0; background: none; text-decoration: underline; font-size: 0.82rem; }
.ms-checks { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; font-size: 0.88rem; font-weight: 500; }
.ms-checks label { display: flex; gap: 8px; align-items: center; cursor: pointer; }

.ms-right { right: 24px; bottom: 104px; width: 300px; padding: 18px 18px 16px; display: grid; gap: 10px; }
.ms-spec { margin: 0; display: grid; }
.ms-spec div { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--ms-line); font-size: 0.84rem; }
.ms-spec dt { color: var(--ms-ink-2); flex: none; }
.ms-spec dd { margin: 0; text-align: right; font-weight: 600; min-width: 0; overflow-wrap: anywhere; }
.ms-actions { display: grid; grid-template-columns: 1fr auto; gap: 8px; margin-top: 6px; }
.ms-btn { border: 0; border-radius: 999px; padding: 13px 14px; white-space: nowrap; background: var(--ms-accent); color: #fff !important; font-weight: 700; font-size: 0.92rem; box-shadow: 0 12px 26px -12px rgba(206, 15, 61, .8); transition: transform .4s cubic-bezier(.22, 1, .36, 1); }
.ms-btn:hover { transform: translateY(-2px); }
.ms-ghost { background: var(--ms-chip); color: var(--ms-ink) !important; box-shadow: none; border: 1px solid var(--ms-line); }

.ms-dock { position: absolute; z-index: 3; left: 50%; bottom: 24px; translate: -50% 0; display: flex; align-items: center; gap: 10px; padding: 7px; border-radius: 20px; background: var(--ms-glass); border: 1px solid var(--ms-glass-b); -webkit-backdrop-filter: blur(22px) saturate(1.5); backdrop-filter: blur(22px) saturate(1.5); -webkit-backdrop-filter: blur(22px) saturate(1.5); box-shadow: var(--ms-shadow); max-width: calc(100% - 48px); }
.ms-dock .ms-seg button { padding: 8px 11px; font-size: 0.8rem; flex: none; }
.ms-roll { display: flex; align-items: center; gap: 8px; font: 600 0.7rem/1 var(--ms-font); letter-spacing: 0.12em; text-transform: uppercase; color: var(--ms-ink-2); padding: 0 6px; }
.ms-roll input { width: 120px; }
.ms-zoom { display: flex; gap: 4px; }
.ms-zoom .ms-icon { width: 34px; height: 34px; }
.ms-hint { position: absolute; z-index: 2; left: 50%; bottom: 86px; translate: -50% 0; margin: 0; font: 500 0.72rem/1 var(--ms-mono); color: var(--ms-ink-2); letter-spacing: 0.04em; white-space: nowrap; pointer-events: none; opacity: 0.85; }
.ms-explore, .ms-close { display: none; }

/* Immersive full screen */
html.ms-lock, html.ms-lock body { overflow: hidden !important; }
.ms.is-immersive { position: fixed; top: 0; right: 0; bottom: 0; left: 0; inset: 0; z-index: 400; height: 100%; min-height: 0; }
.ms.is-immersive .ms-top { top: calc(20px + env(safe-area-inset-top, 0px)); }
.ms.is-immersive .ms-left { top: calc(100px + env(safe-area-inset-top, 0px)); }
.ms.is-immersive .ms-close { display: inline-flex; position: absolute; z-index: 5; right: 24px; top: calc(76px + env(safe-area-inset-top, 0px)); border: 1px solid var(--ms-glass-b); background: var(--ms-glass); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border-radius: 999px; padding: 9px 14px; font-weight: 600; font-size: 0.85rem; }
.ms.is-immersive .ms-hint::after { content: " · Esc to close"; }

@media (max-width: 1180px) {
  .ms-right { width: 260px; }
  .ms-roll input { width: 80px; }
  .ms-lights button { padding: 8px 8px; }
}
@media (max-width: 980px) {
  .ms { height: auto; min-height: 0; display: grid; grid-template-rows: minmax(420px, 62svh) auto auto; overflow: visible; }
  .ms-canvas { position: relative; inset: auto; height: 100%; grid-row: 1; touch-action: pan-y; }
  .ms-top { top: 18px; left: 16px; right: 16px; }
  .ms-title strong { font-size: 1.3rem; }
  .ms-left, .ms-right, .ms-dock { position: relative; inset: auto; left: auto; right: auto; top: auto; bottom: auto; translate: none; width: auto; margin: 12px 16px 0; }
  .ms-dock { grid-row: 2; flex-wrap: wrap; justify-content: center; max-width: none; margin-top: -64px; z-index: 4; }
  .ms-left { grid-row: 3; grid-template-columns: minmax(0, 1fr); grid-template-rows: auto auto; max-height: none; }
  .ms-tabs { grid-auto-flow: column; grid-auto-columns: 1fr; border-right: 0; border-bottom: 1px solid var(--ms-line); }
  .ms-body { max-height: none; overflow: visible; }
  .ms-right { grid-row: 4; margin-bottom: 16px; }
  .ms-hint { display: none; }
  .ms-explore { display: inline-flex; position: absolute; z-index: 3; grid-row: 1; right: 16px; top: calc(62svh - 116px); border: 1px solid var(--ms-glass-b); background: var(--ms-glass); -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px); border-radius: 999px; padding: 10px 14px; font-weight: 700; font-size: 0.85rem; }
  .ms-roll input { width: 110px; }
  .ms-lights { order: 5; }
  .ms.is-immersive { display: block; }
  .ms.is-immersive .ms-canvas { position: absolute; top: 0; right: 0; bottom: 0; left: 0; inset: 0; touch-action: none; }
  .ms.is-immersive .ms-left, .ms.is-immersive .ms-right, .ms.is-immersive .ms-explore { display: none; }
  .ms.is-immersive .ms-dock { position: absolute; left: 12px; right: 12px; bottom: calc(14px + env(safe-area-inset-bottom, 0px)); margin: 0; }
  .ms.is-immersive .ms-close { top: calc(18px + env(safe-area-inset-top, 0px)); right: 16px; }
  .ms.is-immersive .ms-top { top: calc(70px + env(safe-area-inset-top, 0px)); }
}
@media (max-width: 560px) {
  .ms-dock .ms-seg button { padding: 7px 8px; font-size: 0.74rem; }
  .ms-sws { grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 6px; }
  .ms-tabs button span { font-size: 0.6rem; }
  .ms-ref { display: none; }
}

/* Title and hint follow the lighting set, not the page theme. */
.ms:not([data-light="night"]) .ms-top, .ms:not([data-light="night"]) .ms-hint { color: #16203a; }
.ms[data-light="night"] .ms-top, .ms[data-light="night"] .ms-hint { color: #eef1f7; }
.ms[data-light="night"] .ms-hint { opacity: .7; }