/* Playground and its small companion. Shared portfolio styles stay in styles.css. */
.topbar__meta { display: flex; align-items: center; gap: 20px; }
.topbar__mobile-play { display: none; }
.topbar.is-over-hero .topbar__mobile-play { color: #fff; }
.topbar__nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-underline-offset: 7px; }

/* Fixed at the lower right on every screen size; hidden only in project detail. */
.play-entry-home { position: fixed; z-index: 190; bottom: max(24px, env(safe-area-inset-bottom)); right: max(2px, env(safe-area-inset-right)); width: 60px; padding: 0; }
.play-entry { position: relative; display: inline-flex; align-items: center; width: 60px; min-height: 44px; flex-direction: column; gap: 0; color: var(--ink); }
.play-entry__figure { display: block; width: 60px; height: 64px; flex: 0 0 auto; }
.play-entry__short { display: flex; justify-content: space-between; }
.play-entry__full { display: none; }
.play-entry__label { width: 38px; padding: 1px 0; transform: translateX(-.5px); background: transparent; text-shadow: 0 0 2px rgba(255, 255, 255, .9), 0 0 5px rgba(255, 255, 255, .65); font-size: 12px; font-weight: 600; letter-spacing: 0; line-height: 1.25; }
.play-entry__hint { display: block; position: absolute; top: 50%; right: calc(100% + 10px); width: 190px; padding: 11px 14px; background: var(--paper); border: 1px solid var(--line-soft); border-radius: 8px; color: var(--ink); text-align: left; font-size: 12px; font-weight: 500; line-height: 1.5; opacity: 0; transform: translate(4px, -50%); transition: opacity .2s, transform .2s; pointer-events: none; }
.play-entry__hint::after { content: ""; position: absolute; right: -5px; top: calc(50% - 5px); width: 8px; height: 8px; background: var(--paper); border-top: 1px solid var(--line-soft); border-right: 1px solid var(--line-soft); transform: rotate(45deg); }
.play-entry:hover .play-entry__hint, .play-entry:focus-visible .play-entry__hint { opacity: 1; transform: translate(0, -50%); }
.play-entry__figure { position: relative; isolation: isolate; }
.play-entry__figure::before { content: ""; position: absolute; z-index: 0; inset: 0 -5px 9px; border-radius: 50%; background: radial-gradient(ellipse, rgba(193, 211, 238, .52), rgba(193, 211, 238, 0) 70%); filter: blur(5px); opacity: 0; transform: scale(.8); transition: opacity .35s ease, transform .35s var(--t1); pointer-events: none; }
.play-entry__figure::after { content: ""; position: absolute; z-index: 0; left: 25%; bottom: 5px; width: 50%; height: 5px; border-radius: 50%; background: rgba(20, 20, 20, .18); filter: blur(2px); opacity: 0; transform: scaleX(.65); transition: opacity .35s ease, transform .35s var(--t1); pointer-events: none; }
.play-entry:focus-visible .play-entry__figure::before { opacity: 1; transform: scale(1.12); }
.play-entry:focus-visible .play-entry__figure::after { opacity: 1; transform: scaleX(1); }
.play-creature { position: relative; z-index: 1; display: block; width: 100%; height: 100%; overflow: visible; }
/* One continuous character silhouette casts the glow behind the artwork. */
.play-creature__silhouette { filter: drop-shadow(0 0 2px rgba(255, 255, 255, .72)) drop-shadow(0 0 5px rgba(194, 215, 244, .38)); transition: filter .3s ease; }
[data-play-creature]:focus-visible .play-creature__silhouette { filter: drop-shadow(0 0 3px rgba(255, 255, 255, .9)) drop-shadow(0 0 8px rgba(194, 215, 244, .58)); }
.play-creature__body { transform-origin: 32px 55px; transition: transform .3s var(--t1); }
.play-creature__pupils { transform: translate(var(--look-x, 0px), var(--look-y, 0px)); transition: transform .12s ease-out; }
[data-play-creature]:focus-visible .play-creature__body { transform: translateY(-6px); }
.play-entry:active .play-creature__body { transform: scale(1.05, .92); }
.play-entry:focus-visible, .pg-back:focus-visible,
.topbar__mobile-play:focus-visible, .topbar__nav a[href="playground.html"]:focus-visible {
  outline: 2px solid currentColor; outline-offset: 5px; border-radius: 3px;
}
body.is-locked .play-entry-home { visibility: hidden; pointer-events: none; }

@media (hover: hover) and (pointer: fine) {
  [data-play-creature]:hover .play-creature__silhouette { filter: drop-shadow(0 0 3px rgba(255, 255, 255, .9)) drop-shadow(0 0 8px rgba(194, 215, 244, .58)); }
  .play-entry:hover .play-entry__figure::before { opacity: 1; transform: scale(1.12); }
  .play-entry:hover .play-entry__figure::after { opacity: 1; transform: scaleX(1); }
  [data-play-creature]:hover .play-creature__body { transform: translateY(-6px); }
  .play-entry:active .play-creature__body { transform: scale(1.05, .92); }
}
/* Playground's darker room; the companion keeps its original black artwork. */
.pg-theme-dark { --paper: #222429; --paper-2: #2a2c31; --ink: #f2f0eb; --ink-soft: #ccced2; --ink-mute: #a3a6ad; --line: #f2f0eb; --line-soft: rgba(242,240,235,.14); }
.pg-theme-dark .pg-toy__frame { box-shadow: 1px 2px 0 #cfcfca, 0 12px 24px -10px rgba(0,0,0,.3); }
.pg-theme-dark .pg-shelf__guide { color: #141414; }

/* Playground typography and navigation. */
.playground-page { min-height: 100svh; display: flex; flex-direction: column; }
.pg-main { width: 100%; flex: 1; padding: clamp(125px, 17vh, 185px) var(--pad) clamp(56px, 9vh, 100px); }
.pg-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 32px; }
.pg-heading h1 { margin: 0; font-size: clamp(44px, 8.5vw, 132px); font-weight: 800; line-height: .94; letter-spacing: -.04em; text-transform: uppercase; }
.pg-intro { margin: 20px 0 0; color: var(--ink-soft); font-size: clamp(16px, 1.5vw, 21px); line-height: 1.5; }
.pg-back { display: inline-flex; min-height: 44px; align-items: center; margin-top: 22px; font-size: 13px; font-weight: 600; text-decoration: underline; text-underline-offset: 5px; }
.playground-page .foot { border-top: 1px solid var(--line-soft); }
@media (max-width: 860px) {
  .topbar__mobile-play { display: inline-flex; align-items: center; min-height: 32px; font-family: var(--mono); font-size: 12px; font-weight: 600; }
  .pg-heading { align-items: flex-start; flex-direction: column; gap: 20px; }
}
@media (max-width: 560px) {
  .topbar__meta .meta-clock { display: none; }
  .pg-main { padding-top: 116px; }
}
@media (prefers-reduced-motion: reduce) {
  .play-creature__body, .play-creature__pupils,
  .play-creature__eyes, .play-entry__hint { animation: none !important; transition: none !important; transform: none !important; }
  .play-entry__hint { transform: translate(0, -50%) !important; }
}

/* Optical spacing for diagonal letter pairs in the two large titles. */
.kern-ma { margin-inline-start: .015em; }
.kern-ak { margin-inline-start: .025em; }
.kern-la { margin-inline-start: .03em; }
.kern-ay { margin-inline-start: 0; }
.kern-yg { margin-inline-start: .012em; }

/* A composed floating gallery: fixed positions, slow independent drift. */
.pg-gallery { margin-top: clamp(54px, 8vh, 90px); }
.pg-shelf { position: relative; padding: 20px 20px 24px; }
.pg-shelf__toys { position: relative; z-index: 2; display: grid; grid-template-columns: repeat(12, minmax(0, 1fr)); column-gap: clamp(12px, 1.7vw, 26px); align-items: start; }
.pg-toy { --lean: -2deg; --art-paper: #e5e9df; position: relative; display: flex; flex-direction: column; align-items: center; width: 100%; min-width: 0; padding: 0; border: 0; background: none; color: var(--ink); font: inherit; text-align: left; cursor: pointer; touch-action: manipulation; animation: pg-float 10s ease-in-out infinite; }
.pg-toy--expression { grid-column: 1 / span 3; margin-top: 62px; animation-delay: -2s; }
.pg-toy--gesture, .pg-toy--kaya { grid-column: 5 / span 3; --lean: 1.5deg; --art-paper: #e1e6ee; animation-duration: 11.5s; animation-delay: -5s; }
.pg-toy--kaya { --art-paper: #e5ebd9; }
.pg-shelf__toys--pair .pg-toy--let-go { grid-column: 2 / span 4; margin-top: 62px; }
.pg-shelf__toys--pair .pg-toy--kaya { grid-column: 8 / span 4; }
.pg-toy--let-go { grid-column: 10 / span 3; margin-top: 112px; --lean: -1deg; --art-paper: #eae4e0; animation-duration: 12.5s; animation-delay: -8s; }
.pg-toy.is-active, .pg-toy:focus-visible { animation-play-state: paused; }
@keyframes pg-float { 0%, 100% { transform: translateY(5px); } 50% { transform: translateY(-5px); } }
.pg-toy__frame { --frame-padding: clamp(4px, calc(.9vw - 2px), 8px); position: relative; display: block; width: min(108%, 270px); aspect-ratio: 4 / 3; padding: var(--frame-padding); background: #fdfdfc; border: 1px solid #d8d8d4; border-radius: 2px; box-shadow: 1px 2px 0 #dededb, 0 8px 20px -10px rgba(20,20,20,.16); transform: rotate(var(--lean)); transform-origin: center; transition: transform .55s ease-in-out, box-shadow .55s ease-in-out; }
.pg-toy__art { position: absolute; inset: var(--frame-padding); display: block; width: auto; height: auto; background: var(--art-paper); box-shadow: inset 0 1px 3px rgba(20,20,20,.08); }
.pg-toy__art svg { display: block; width: 100%; height: 100%; }
.pg-toy__art img { display: block; width: 100%; height: 100%; object-fit: cover; }
.pg-toy__title { display: block; width: min(108%, 270px); padding-top: 20px; color: var(--ink-soft); font-size: 14px; font-weight: 550; line-height: 1.4; text-transform: uppercase; }
.pg-toy__arrow { font-size: .85em; white-space: nowrap; }
.pg-toy--let-go .pg-toy__title { text-wrap: balance; }
.pg-toy.is-active .pg-toy__frame, .pg-toy:focus-visible .pg-toy__frame { transform: translateY(-6px) rotate(0); box-shadow: 1px 2px 0 #dededb, 0 12px 24px -12px rgba(20,20,20,.2); }
.pg-toy:focus-visible { outline: none; }
.pg-toy:focus-visible .pg-toy__frame { outline: 2px solid var(--ink); outline-offset: 5px; }
.toy-face, .toy-hand, .toy-head { transition: transform .5s ease-in-out; transform-origin: 120px 155px; }
.toy-hand { transform: translateX(10px); }
.pg-toy.is-active .toy-face { transform: translateY(-3px); }
.pg-toy.is-active .toy-hand { transform: translateX(10px) rotate(-7deg); }
.pg-toy.is-active .toy-head { transform: rotate(6deg); }
.pg-shelf__guide { position: absolute; z-index: 3; top: 0; left: 0; width: 58px; height: 62px; transform: translate(var(--guide-x, 0px), var(--guide-y, 180px)); transition: transform 1.15s cubic-bezier(.45, 0, .2, 1); pointer-events: none; }
.pg-shelf__guide .play-creature { animation: pg-float 9s ease-in-out -3s infinite; }
.pg-shelf__guide .play-creature__silhouette { filter: drop-shadow(0 0 2.3px rgba(255, 255, 255, .78)) drop-shadow(0 0 6px rgba(194, 215, 244, .42)); }
.pg-shelf__guide .play-creature__body { transition: transform .6s ease-in-out; }
.pg-shelf.is-guiding .play-creature__body { transform: translateY(-3px); }
.pg-gallery > .pg-back { display: flex; width: fit-content; margin: 34px auto 0; }
@media (max-width: 680px) {
  .pg-gallery { margin-top: 38px; }
  .pg-shelf { padding: 16px 2px 12px; }
  .pg-shelf__toys { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px 34px; }
  .pg-toy--expression { grid-column: 1; margin-top: 32px; }
  .pg-toy--gesture, .pg-toy--kaya { grid-column: 2; }
  .pg-toy--let-go { grid-column: 1 / -1; justify-self: center; width: calc((100% - 34px) / 2); margin-top: 4px; }
  .pg-shelf__toys--pair .pg-toy--let-go { grid-column: 1; width: 100%; margin-top: 32px; }
  .pg-shelf__toys--pair .pg-toy--kaya { grid-column: 2; }
  .pg-toy__frame { --frame-padding: 3px; }
  .pg-toy__title { padding-top: 16px; font-size: 12px; }
  .pg-shelf__guide { width: 38px; height: 42px; }
  .pg-gallery > .pg-back { margin-top: 24px; }
}
@media (max-width: 380px) {
  .pg-heading h1 { font-size: 40px; }
  .pg-shelf__toys { column-gap: 28px; }
  .pg-toy--let-go { width: calc((100% - 28px) / 2); }
}
@media (prefers-reduced-motion: reduce) {
  .pg-toy, .pg-shelf__guide .play-creature { animation: none; }
  .pg-shelf__guide, .pg-toy__frame, .toy-face, .toy-hand, .toy-head { transition: none !important; }
  .pg-toy.is-active .pg-toy__frame, .pg-toy:focus-visible .pg-toy__frame { transform: rotate(var(--lean)); }
}

/* Three deliberately spaced experiments. */
.pg-shelf__toys--trio .pg-toy--let-go { grid-column:1 / span 3; margin-top:48px; }
.pg-shelf__toys--trio .pg-toy--kaya { grid-column:5 / span 3; margin-top:0; }
.pg-shelf__toys--trio .pg-toy--pet { grid-column:10 / span 3; margin-top:80px; --lean:-1.5deg; --art-paper:#faf9f6; animation-delay:-4s; }
.pg-toy--pet .pg-toy__art img { object-fit:contain; padding:4px; }
@media(max-width:680px) {
 .pg-shelf__toys--trio .pg-toy--let-go { grid-column:1; width:100%; margin-top:24px; }
 .pg-shelf__toys--trio .pg-toy--kaya { grid-column:2; }
 .pg-shelf__toys--trio .pg-toy--pet { grid-column:1 / -1; width:calc((100% - 34px)/2); justify-self:center; margin-top:0; }
}