:root {
  --serif: "Young Serif", Georgia, serif;
  --sans: "Rethink Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, Menlo, monospace;
  --page: #f6efe6; --page-ink: #2b2230; --card: #fffaf2; --card-ink: #2b2230; --card-soft: #6f6272; --accent: #ff7a5f;
  color-scheme: light;
}
:root[data-theme="dark"] { --page: #120f16; --page-ink: #efe7f2; --card: #231d29; --card-ink: #f3ecf5; --card-soft: #b3a6b8; --accent: #ff9a7f; color-scheme: dark; }

/* room colors: wall, lower wall, floor, floor lines, sky through windows */
.room[data-r="0"] { --wall: #a9d3f5; --wall2: #8fc2ec; --floor: #c98e5a; --floor2: #a86f41; --sky: #ffe2c4; --far: #f3cda9; --roof: #e0695d; }
.room[data-r="1"] { --wall: #dff2ea; --wall2: #c2e6d6; --floor: #5d6b7d; --floor2: #4b5667; --sky: #cfe8ff; }
.room[data-r="2"] { --wall: #e6ecf7; --wall2: #cfd9ee; --floor: #c09062; --floor2: #a0744a; --sky: #a9d7ff; }
.room[data-r="3"] { --wall: #f4e3b5; --wall2: #e8cd8c; --floor: #bdb7ac; --floor2: #a39d92; --sky: #bfe3ff; }
.room[data-r="4"] { --wall: #e7defd; --wall2: #d4c7f7; --floor: #a9785a; --floor2: #8d5f43; --sky: #ffb38a; }
.room[data-r="5"] { --wall: #1a3470; --wall2: #22418a; --floor: #16295a; --floor2: #10204a; --sky: #3b3f8a; }
.room[data-r="6"] { --wall: #1c0f3a; --wall2: #24134d; --floor: #2b1760; --floor2: #1d0f45; --sky: #1a1036; }
.room[data-r="7"] { --wall: #5a3346; --wall2: #4a283a; --floor: #3a2230; --floor2: #2c1824; --sky: #16183a; }
.room[data-r="8"] { --wall: #0f1838; --wall2: #0b1230; --floor: #252c46; --floor2: #1b2138; --sky: #0f1838; }
:root[data-theme="dark"] .room[data-r="0"] { --wall: #5d7fa1; --wall2: #4e6f91; --floor: #7a5334; --floor2: #5f3f26; --sky: #f2b98f; --far: #c9936c; --roof: #a8483f; }
:root[data-theme="dark"] .room[data-r="1"] { --wall: #294a3e; --wall2: #213d33; --floor: #333b47; --floor2: #262d37; }
:root[data-theme="dark"] .room[data-r="2"] { --wall: #2c3548; --wall2: #242c3d; --floor: #6b4f36; --floor2: #543d29; }
:root[data-theme="dark"] .room[data-r="3"] { --wall: #5a4a26; --wall2: #4b3d1e; --floor: #5d5952; --floor2: #4b4842; }
:root[data-theme="dark"] .room[data-r="4"] { --wall: #3a3060; --wall2: #302750; --floor: #5c3f2e; --floor2: #4a3224; }
:root[data-theme="dark"] .room[data-r="5"] { --wall: #0f1f45; --wall2: #142858; --floor: #0c1836; --floor2: #08112a; }
:root[data-theme="dark"] .room[data-r="6"] { --wall: #0b0616; --wall2: #120a24; --floor: #1a0e3a; --floor2: #12092a; }
:root[data-theme="dark"] .room[data-r="7"] { --wall: #33202c; --wall2: #2a1924; --floor: #22131c; --floor2: #190d14; }

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
:root[data-motion="off"] { scroll-behavior: auto; }
body { margin: 0; background: var(--page); color: var(--page-ink); font: 400 1.04rem/1.6 var(--sans); -webkit-font-smoothing: antialiased; overflow-x: hidden; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 3px; border-radius: 6px; }
.skip { position: absolute; left: -9999px; top: 8px; z-index: 60; background: #fff; color: #000; padding: 8px 12px; }
.skip:focus { left: 16px; }
h1, h2, p { margin: 0; }
[hidden] { display: none !important; }

.top { position: fixed; z-index: 40; top: 0; left: 0; right: 0; display: flex; justify-content: space-between; align-items: center; padding: calc(14px + env(safe-area-inset-top, 0px)) clamp(16px, 3vw, 40px) 12px; pointer-events: none; }
.top > * { pointer-events: auto; }
.logo { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; }
.logo-mark { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: var(--card); color: var(--card-ink); font: 400 19px/1 var(--serif); box-shadow: 0 4px 0 rgba(0,0,0,.12); }
.logo-name { font: 700 14px/1 var(--sans); padding: 9px 12px; border-radius: 999px; background: var(--card); color: var(--card-ink); box-shadow: 0 4px 0 rgba(0,0,0,.1); }
.top-right { display: flex; gap: 6px; align-items: center; }
.top-link, .pill { font: 600 13px/1 var(--sans); color: var(--card-ink); background: var(--card); border: 0; border-radius: 999px; padding: 10px 13px; text-decoration: none; cursor: pointer; box-shadow: 0 4px 0 rgba(0,0,0,.1); white-space: nowrap; }
.pill[aria-pressed="false"] { opacity: .75; }

/* the walk */
.walk { position: relative; height: calc(9 * 115vh); height: calc(9 * 115svh); }
.view { position: sticky; top: 0; height: 100vh; height: 100svh; overflow: hidden; }
.track { position: absolute; inset: 0 auto 0 0; display: flex; will-change: transform; }
.room { position: relative; flex: none; width: 100vw; height: 100%; overflow: hidden; background: var(--wall); }
.art { position: absolute; inset: 0; }
.art > svg { width: 100%; height: 100%; display: block; }
.pug { position: absolute; left: 0; top: 0; width: 270px; height: 176px; transform-origin: 0 0; pointer-events: none; z-index: 3; }
.pug svg { width: 100%; height: 100%; overflow: visible; display: block; }

.placard { position: absolute; z-index: 2; right: 6vw; top: 17vh; width: min(460px, 36vw); background: var(--card); color: var(--card-ink); padding: 26px 28px 28px; border-radius: 22px; box-shadow: 0 10px 0 rgba(0,0,0,.08), 0 24px 50px rgba(0,0,0,.12); transform: rotate(-1.2deg); }
.placard::before { content: ""; position: absolute; top: -9px; left: 50%; width: 18px; height: 18px; margin-left: -9px; border-radius: 50%; background: var(--accent); box-shadow: 0 3px 0 rgba(0,0,0,.18); }
.room:nth-child(even) .placard { transform: rotate(1deg); }
.time { font: 500 12px/1.3 var(--mono); color: var(--card-soft); margin-bottom: 10px; }
.placard h1 { font: 400 clamp(2.8rem, 5.6vw, 5rem)/.95 var(--serif); letter-spacing: -.02em; }
.placard h2 { font: 400 clamp(2rem, 3.4vw, 3rem)/1.02 var(--serif); letter-spacing: -.015em; text-wrap: balance; }
.placard p + p, .placard h2 + p, .placard h1 + p { margin-top: 14px; }
.placard .lede { font-size: 1.2rem; line-height: 1.45; }
.aside { color: var(--card-soft); }
.hint { font: 500 13px/1.4 var(--mono); color: var(--accent); }
.tag { display: inline-block; font: 700 12px/1 var(--sans); padding: 5px 9px; border-radius: 999px; background: var(--accent); color: #fff; vertical-align: 2px; }
.mono { font: 400 12px/1.4 var(--mono); color: var(--card-soft); }
.mono b { color: var(--accent); font-weight: 500; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.btn { font: 700 14px/1 var(--sans); color: #fff; background: var(--card-ink); border: 0; border-radius: 999px; padding: 12px 16px; text-decoration: none; cursor: pointer; box-shadow: 0 4px 0 rgba(0,0,0,.18); }
:root[data-theme="dark"] .btn { color: var(--card); }
.btn.ghost { background: none; color: var(--card-ink); box-shadow: inset 0 0 0 2px var(--card-ink); }
.btn:active { transform: translateY(2px); box-shadow: 0 2px 0 rgba(0,0,0,.18); }
.pad { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; margin-top: 16px; }
.key { width: 40px; height: 40px; border-radius: 12px; border: 0; background: color-mix(in srgb, var(--card-ink) 10%, var(--card)); color: var(--card-ink); font-size: 14px; cursor: pointer; box-shadow: 0 3px 0 rgba(0,0,0,.14); }
.eras { list-style: none; padding: 0; margin: 14px 0 0; display: flex; flex-wrap: wrap; gap: 6px; }
.eras a { display: inline-block; font: 600 13px/1 var(--sans); text-decoration: none; padding: 8px 11px; border-radius: 999px; box-shadow: inset 0 0 0 1.5px color-mix(in srgb, var(--card-ink) 30%, transparent); }
.eras a:hover { box-shadow: inset 0 0 0 2px var(--accent); }
.placard-roof { top: 13vh; }
.contact { list-style: none; padding: 0; margin: 18px 0 0; display: grid; gap: 8px; }
.contact li { display: flex; flex-wrap: wrap; align-items: center; gap: 8px 12px; font-weight: 600; }
.contact span { font: 400 12px/1 var(--mono); color: var(--card-soft); min-width: 62px; }
.copy-btn { font: 700 12px/1 var(--sans); color: #fff; background: var(--accent); border: 0; border-radius: 999px; padding: 7px 10px; cursor: pointer; }
.foot { padding: 28px 16px 90px; text-align: center; font: 400 13px/1.6 var(--sans); color: color-mix(in srgb, var(--page-ink) 70%, transparent); }

.pager { position: fixed; z-index: 40; left: clamp(16px, 3vw, 40px); bottom: calc(18px + env(safe-area-inset-bottom, 0px)); display: flex; align-items: center; gap: 10px; padding: 8px 16px 8px 10px; border-radius: 999px; background: var(--card); color: var(--card-ink); box-shadow: 0 5px 0 rgba(0,0,0,.12); }
.pager ol { display: flex; gap: 2px; list-style: none; margin: 0; padding: 0; }
.pager a { display: block; width: 20px; height: 20px; position: relative; }
.pager a::after { content: ""; position: absolute; inset: 5px; border-radius: 50%; background: var(--dot); transition: transform .3s cubic-bezier(.3,1.6,.5,1); }
.pager a[aria-current="true"]::after { transform: scale(1.6); box-shadow: 0 0 0 2px var(--card), 0 0 0 3.5px var(--card-ink); }
.pager-name { font: 700 13px/1 var(--sans); min-width: 88px; }

/* illustration life */
:root[data-motion="on"] .art .led { animation: blink 1.6s steps(1) infinite; animation-delay: var(--d, 0s); }
:root[data-motion="on"] .art .led-slow { animation-duration: 2.6s; }
@keyframes blink { 0%, 70% { opacity: 1; } 71%, 100% { opacity: .25; } }
:root[data-motion="on"] .art .puff { animation: puff 3s ease-out infinite; animation-delay: var(--d, 0s); transform-box: fill-box; transform-origin: center; }
@keyframes puff { 0% { transform: translate(0, 20px) scale(.4); opacity: 0; } 30% { opacity: .9; } 100% { transform: translate(18px, -60px) scale(1.5); opacity: 0; } }
:root[data-motion="on"] .art .spin { animation: spin 14s linear infinite; }
:root[data-motion="on"] .art .spin-rev { animation: spin 9s linear infinite reverse; }
@keyframes spin { to { transform: rotate(360deg); } }
:root[data-motion="on"] .art .bob { animation: bob 2.4s ease-in-out infinite alternate; }
@keyframes bob { from { transform: translateY(-3px) rotate(-1deg); } to { transform: translateY(4px) rotate(1.2deg); } }
:root[data-motion="on"] .art .waves { animation: waves 3s linear infinite; }
@keyframes waves { to { transform: translateX(-60px); } }
:root[data-motion="on"] .art .tool { animation: swing 3.2s ease-in-out infinite alternate; animation-delay: var(--d, 0s); }
@keyframes swing { from { transform: rotate(-4deg); } to { transform: rotate(4deg); } }
:root[data-motion="on"] .art .caret { animation: blink 1s steps(1) infinite; }
:root[data-motion="on"] .art .steam { animation: steam 2.6s ease-in-out infinite; }
@keyframes steam { 0% { opacity: 0; transform: translateY(6px); } 40% { opacity: 1; } 100% { opacity: 0; transform: translateY(-10px); } }
:root[data-motion="on"] .art .twinkle { animation: twinkle 3s ease-in-out infinite alternate; animation-delay: var(--d, 0s); }
@keyframes twinkle { from { opacity: .25; } to { opacity: 1; } }
:root[data-motion="on"] .art .belt-item { animation: belt 6s linear infinite; animation-delay: var(--d, 0s); }
@keyframes belt { from { transform: translateX(0); } to { transform: translateX(640px); } }
:root[data-motion="on"] .art .drift { animation: drift 40s linear infinite alternate; }
@keyframes drift { to { transform: translateX(120px); } }
.art .star-link circle.hit { fill: transparent; }
.art .star-link:hover .glow, .art .star-link:focus-visible .glow { opacity: .9; }
.art .room-link rect { transition: fill .2s; }
.art .room-link:hover rect { fill: #ff7a5f; }
.art .flag { transition: transform .4s cubic-bezier(.3,1.6,.5,1); transform-box: fill-box; transform-origin: 0% 100%; }
.art .mailbox.up .flag { transform: rotate(-90deg); }
.art .mailbox { cursor: pointer; }
.shake { animation: shake .45s linear; }
@keyframes shake { 0%, 100% { transform: translateX(0); } 20% { transform: translateX(-4px) rotate(-3deg); } 40% { transform: translateX(4px) rotate(3deg); } 60% { transform: translateX(-3px); } 80% { transform: translateX(3px); } }

/* the pug */
.pug .cos { opacity: 0; transition: opacity .3s; }
.pug-still[data-pug="8"] .pug-head { transform: rotate(-14deg); transform-origin: 190px 80px; }
[data-pug="1"] .cos-hardhat, [data-pug="2"] .cos-headlamp, [data-pug="3"] .cos-goggles, [data-pug="4"] .cos-grad, [data-pug="5"] .cos-laurel, [data-pug="5"] .cos-toga, [data-pug="6"] .cos-headphones, [data-pug="7"] .cos-3d { opacity: 1; }
.pug-still .cos { opacity: 0; }
.pug-still .pug-blink, .pug-still .pug-tongue { opacity: 0; }
.pug .pug-blink { opacity: 0; }
:root[data-motion="on"] .pug .pug-blink { animation: pugblink 5.5s infinite; }
@keyframes pugblink { 0%, 95%, 100% { opacity: 0; } 96%, 98% { opacity: 1; } }
:root[data-motion="on"] .pug .pug-tail { animation: wag .6s ease-in-out infinite alternate; }
@keyframes wag { from { transform: rotate(-8deg); } to { transform: rotate(10deg); } }
.pug .pug-tongue { opacity: 0; transition: opacity .3s; }
.pug.walking .pug-tongue { opacity: 1; }
.pug.hop svg { animation: hop .5s cubic-bezier(.3,1.6,.5,1); }
@keyframes hop { 0%, 100% { transform: translateY(0); } 40% { transform: translateY(-26px); } }

/* motion off: rooms stack vertically, each with its own still pug */
:root[data-motion="off"] .walk { height: auto; }
:root[data-motion="off"] .view { position: static; height: auto; overflow: visible; }
:root[data-motion="off"] .track { position: static; display: block; transform: none !important; }
:root[data-motion="off"] .room { width: 100%; height: auto; min-height: 0; aspect-ratio: auto; display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); align-items: center; gap: 24px; padding: 90px clamp(16px, 4vw, 48px) 40px; }
:root[data-motion="off"] .art { position: relative; inset: auto; aspect-ratio: 16 / 10; border-radius: 22px; overflow: hidden; }
:root[data-motion="off"] .placard { position: relative; inset: auto; width: auto; transform: none; }
:root[data-motion="off"] #pug { display: none; }
:root[data-motion="off"] .pager { display: none; }

@media (max-width: 860px) {
  .placard { left: 16px; right: 16px; top: calc(70px + env(safe-area-inset-top, 0px)); width: auto; padding: 18px 18px 20px; border-radius: 18px; }
  .placard-roof { top: calc(64px + env(safe-area-inset-top, 0px)); }
  .placard h1 { font-size: clamp(2.3rem, 11vw, 3rem); }
  .placard h2 { font-size: clamp(1.6rem, 7.4vw, 2.1rem); }
  .placard .lede { font-size: 1.05rem; }
  .placard p { font-size: .96rem; line-height: 1.5; }
  .placard p + p, .placard h2 + p, .placard h1 + p { margin-top: 10px; }
  .logo-name, .top-link { display: none; }
  .pager { left: 50%; transform: translateX(-50%); padding: 7px 10px; }
  .pager-name { display: none; }
  .eras { display: none; }
  .key { width: 36px; height: 36px; }
  :root[data-motion="off"] .room { grid-template-columns: 1fr; padding-top: 72px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }