/* =========================================================
   PAPERCRAFT SPACE DECK
   ========================================================= */
@font-face { font-family: "Fredoka"; src: url(../fonts/Fredoka-700.woff2) format("woff2"); font-weight: 300 700; font-display: block; }
@font-face { font-family: "Patrick Hand"; src: url(../fonts/PatrickHand-400.woff2) format("woff2"); font-display: block; }
@font-face { font-family: "Gaegu"; src: url(../fonts/Gaegu-700.woff2) format("woff2"); font-weight: 700; font-display: block; }

:root {
  --ink: #2b2340;
  --cream: #fff4dc;
  --kraft: #d8b27f;
  --yellow: #ffd23f;
  --orange: #ff8c42;
  --red: #ef5b5b;
  --pink: #ff8fb8;
  --teal: #37c9b8;
  --sky: #7cc8ff;
  --purple: #9a7cf4;
  --green: #7ed48a;
  --shadow: rgba(6, 8, 26, .5);
  --noise: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.13'/%3E%3C/svg%3E");
  --fibers: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='400' height='400'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.012 .09' numOctaves='2' seed='7'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23f)' opacity='.12'/%3E%3C/svg%3E");
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; overflow: hidden; background: #0b0f26; }
body { font-family: "Patrick Hand", "Comic Sans MS", system-ui, sans-serif; color: var(--ink); -webkit-font-smoothing: antialiased; }
b { font-family: "Fredoka", sans-serif; font-weight: 600; }

/* ---------- stage (1600 x 900, scaled to fit) ---------- */
#stage {
  position: absolute; left: 50%; top: 50%; width: 1600px; height: 900px;
  transform-origin: 50% 50%; overflow: hidden;
  background-color: var(--bg, #1c2458);
  background-image: var(--fibers), var(--noise), radial-gradient(ellipse at 50% 40%, transparent 55%, rgba(0,0,0,.35));
  transition: background-color .9s ease;
}
#stage[data-theme="title"]   { --bg: #1d2560; }
#stage[data-theme="galaxy"]  { --bg: #2b1f63; }
#stage[data-theme="solar"]   { --bg: #14306e; }
#stage[data-theme="objects"] { --bg: #123f55; }

/* big soft paper circles in the background */
#deco .blob { position: absolute; border-radius: 50%; background: rgba(255,255,255,.045); box-shadow: 10px 14px 0 rgba(0,0,0,.12); }

/* paper stars */
#sky { position: absolute; inset: 0; pointer-events: none; }
.pstar { position: absolute; filter: drop-shadow(2px 3px 0 rgba(0,0,0,.35)); animation: twinkle var(--tw, 3s) ease-in-out infinite alternate; animation-delay: var(--twd, 0s); }
.pdot { position: absolute; border-radius: 50%; background: #fff7d6; opacity: .75; box-shadow: 1px 2px 0 rgba(0,0,0,.3); }
@keyframes twinkle { from { scale: .75; rotate: -12deg; opacity: .65; } to { scale: 1.08; rotate: 10deg; opacity: 1; } }

/* ---------- slides & transitions ---------- */
.slide { position: absolute; inset: 0; visibility: hidden; }
.slide.active { visibility: visible; z-index: 2; }
.slide.leaving { visibility: visible; z-index: 1; animation: leave .5s cubic-bezier(.5,0,.9,.4) forwards; pointer-events: none; }
.slide.leaving.back { animation-name: leaveBack; }
@keyframes leave { to { transform: translate(-220px, 40px) rotate(-5deg); opacity: 0; } }
@keyframes leaveBack { to { transform: translate(220px, 40px) rotate(5deg); opacity: 0; } }

.pop { opacity: 0; }
.slide.leaving .pop { opacity: 1; }
.slide.active .pop { animation: drop .75s cubic-bezier(.34,1.56,.64,1) both; animation-delay: var(--d, 0s); }
.slide.active .pop.slidein { animation-name: slideIn; }
.slide.active .pop.grow { animation-name: grow; }
@keyframes drop {
  0% { opacity: 0; transform: translateY(-70px) scale(.8) rotate(-8deg); }
  55% { opacity: 1; }
  100% { opacity: 1; transform: none; }
}
@keyframes slideIn { 0% { opacity: 0; transform: translateX(120px) rotate(6deg); } 100% { opacity: 1; transform: none; } }
@keyframes grow { 0% { opacity: 0; transform: scale(0) rotate(-40deg); } 100% { opacity: 1; transform: none; } }

.abs { position: absolute; }

/* ---------- cut paper ---------- */
.paper { position: relative; isolation: isolate; }
.paper::before, .paper::after { content: ""; position: absolute; inset: 0; clip-path: var(--clip); }
.paper::before { z-index: -1; background: var(--noise), var(--pbg, var(--c, var(--cream))); }
.paper::after { z-index: -2; background: var(--shadow); transform: translate(var(--sx, 8px), var(--sy, 10px)); }
.paper.flat::after { display: none; }

.card { position: absolute; padding: 26px 34px; font-size: 29px; line-height: 1.28; }
.card h3 { margin: 0 0 10px; font: 700 34px/1.1 "Fredoka"; }

/* lined journal paper */
.lined { --pbg: repeating-linear-gradient(transparent 0 43px, #a9cdea 43px 45px) 0 var(--lineTop, 94px) / 100% 100% no-repeat,
                 linear-gradient(90deg, transparent 64px, #f39191 64px 67px, transparent 67px),
                 var(--cream);
         padding-left: 90px; line-height: 44px; }
.lined ul { margin: 0; padding: 0; list-style: none; }
.lined li { position: relative; margin: 0 0 0; }
.lined li::before { content: "★"; position: absolute; left: -32px; color: var(--c2, var(--orange)); font-size: 26px; }
.lined .holes { position: absolute; left: 22px; top: 0; bottom: 0; display: flex; flex-direction: column; justify-content: space-around; }
.lined .holes i { width: 22px; height: 22px; border-radius: 50%; background: var(--bg, #1c2458); box-shadow: inset 2px 3px 0 rgba(0,0,0,.35); }

/* banner header */
.banner { position: absolute; left: 56px; top: 34px; padding: 12px 40px 16px; font: 700 62px/1 "Fredoka"; color: var(--ink); white-space: nowrap; }
.banner small { font: 600 26px "Fredoka"; opacity: .7; margin-left: 14px; }

/* chip labels */
.chip { display: inline-block; font: 600 23px/1 "Fredoka"; padding: 7px 14px 8px; border-radius: 10px; background: var(--cc, var(--ink)); color: #fff; rotate: -2deg; box-shadow: 3px 4px 0 rgba(0,0,0,.25); white-space: nowrap; }

/* washi tape */
.tape { position: absolute; width: 140px; height: 38px; z-index: 5; opacity: .92;
  background: repeating-linear-gradient(45deg, rgba(255,255,255,.35) 0 7px, transparent 7px 14px), var(--tc, #ffb3cc);
  clip-path: polygon(0 8%, 4% 0, 8% 10%, 12% 0, 100% 0, 96% 12%, 100% 25%, 96% 40%, 100% 55%, 96% 70%, 100% 85%, 97% 100%, 0 100%, 4% 88%, 0 75%, 4% 60%, 0 45%, 4% 30%);
  box-shadow: 0 2px 0 rgba(0,0,0,.1); }

/* polaroid photo */
.polaroid { position: absolute; background: #fffdf6; padding: 16px 16px 0; box-shadow: 8px 11px 0 var(--shadow); }
.polaroid .ph { width: 100%; height: var(--ih); overflow: hidden; background: #000; }
.polaroid img { width: 100%; height: 100%; object-fit: cover; display: block; }
.polaroid .cap { font: 700 34px/1.05 "Gaegu"; text-align: center; padding: 10px 6px 4px; color: var(--ink); }
.polaroid .cred { font: 13px/1.2 system-ui, sans-serif; color: #7a7388; text-align: center; padding: 0 6px 10px; }

/* circle photo cut out with scissors */
.cutout { position: absolute; border-radius: 50%; border: 16px solid #fffdf6; box-shadow: 10px 13px 0 var(--shadow); overflow: hidden; background: #000; }
.cutout img { width: 100%; height: 100%; object-fit: cover; display: block; }
.slow-spin { animation: wobble 7s ease-in-out infinite alternate; }
@keyframes wobble { from { rotate: -3deg; } to { rotate: 3deg; } }

.credit { position: absolute; font: 14px/1.2 system-ui, sans-serif; color: rgba(255,255,255,.65); }

/* sticker starburst */
.burst { position: absolute; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; font: 700 26px/1.08 "Fredoka"; color: var(--ink); --c: var(--yellow); }

/* letter tiles */
.tiles { position: absolute; display: flex; gap: 10px; white-space: nowrap; }
.tile { display: inline-flex; align-items: center; justify-content: center; min-width: .8em; padding: .08em .16em .12em; font: 700 1em/1 "Fredoka"; color: var(--ink); --sx: 6px; --sy: 8px; }
.tile.gap { min-width: .35em; padding: 0; }
.tile.gap::before, .tile.gap::after { display: none; }

/* round badges */
.badge { position: absolute; width: 230px; height: 230px; display: flex; flex-direction: column; align-items: center; justify-content: center; text-align: center; padding: 20px; }
.badge .big { font: 700 38px/1 "Fredoka"; }
.badge .sm { font: 25px/1.1 "Patrick Hand"; margin-top: 6px; }

/* bob / float */
.bob { animation: bob var(--bt, 4s) ease-in-out infinite; animation-delay: var(--bd, 0s); }
@keyframes bob { 0%, 100% { translate: 0 0; } 50% { translate: 0 -16px; } }
.spin { animation: spin var(--st, 60s) linear infinite; }
.spin.rev { animation-direction: reverse; }
@keyframes spin { to { rotate: 360deg; } }
.breathe { animation: breathe 5s ease-in-out infinite; }
@keyframes breathe { 50% { scale: 1.05; rotate: 4deg; } }

/* hanging mobile */
.hanger { position: absolute; top: -10px; transform-origin: 50% 0; animation: swing var(--sw, 3.4s) ease-in-out infinite alternate; animation-delay: var(--swd, 0s); display: flex; flex-direction: column; align-items: center; }
.hanger .string { width: 3px; height: var(--len, 160px); background: rgba(255,255,255,.55); }
@keyframes swing { from { rotate: -5deg; } to { rotate: 5deg; } }

/* ---------- paper planets ---------- */
.pp { position: relative; width: var(--s); height: var(--s); flex: none; }
.pp .body { position: absolute; inset: 0; border-radius: 50%; z-index: 1;
  background: var(--noise), var(--pbg);
  box-shadow: inset calc(var(--s) * -.13) calc(var(--s) * -.06) 0 rgba(0,0,0,.2), calc(var(--s) * .035) calc(var(--s) * .05) 0 var(--shadow); }
.pp .ring { position: absolute; left: -48%; right: -48%; top: 37%; height: 26%; border-radius: 50%;
  border: calc(var(--s) * .075) solid var(--rc, #f0d7a4); rotate: -14deg; }
.pp .ring.back { z-index: 0; box-shadow: calc(var(--s) * .03) calc(var(--s) * .04) 0 var(--shadow); }
.pp .ring.front { z-index: 2; clip-path: inset(50% 0 0 0); }
.pp .rays { position: absolute; inset: -24%; z-index: 0; border-radius: 50%;
  background: repeating-conic-gradient(var(--orange) 0 9deg, transparent 9deg 18deg);
  -webkit-mask: radial-gradient(circle, #000 69%, transparent 70%); mask: radial-gradient(circle, #000 69%, transparent 70%);
  animation: spin 40s linear infinite; }
.pp .rays.two { inset: -14%; background: repeating-conic-gradient(var(--yellow) 0 6deg, transparent 6deg 18deg); animation-direction: reverse; animation-duration: 30s; }

.pp-sun     { --pbg: radial-gradient(circle at 35% 35%, #ffe680 0 18%, transparent 19%), radial-gradient(circle at 65% 62%, #ffb52e 0 8%, transparent 9%), radial-gradient(circle at 40% 70%, #ffb52e 0 5%, transparent 6%), #ffcc2e; }
.pp-mercury { --pbg: radial-gradient(circle at 30% 30%, #8d8d99 0 9%, transparent 9.5%), radial-gradient(circle at 64% 55%, #8d8d99 0 12%, transparent 12.5%), radial-gradient(circle at 44% 76%, #8d8d99 0 6%, transparent 6.5%), radial-gradient(circle at 74% 24%, #8d8d99 0 5%, transparent 5.5%), #bdbcc6; }
.pp-venus   { --pbg: radial-gradient(ellipse 60% 18% at 40% 30%, #f7d79a 0 98%, transparent), radial-gradient(ellipse 55% 14% at 60% 62%, #e7a55a 0 98%, transparent), radial-gradient(ellipse 40% 10% at 35% 80%, #f7d79a 0 98%, transparent), #efbe72; }
.pp-earth   { --pbg: radial-gradient(ellipse 22% 30% at 32% 36%, #6cc46c 0 97%, transparent), radial-gradient(ellipse 16% 24% at 62% 64%, #6cc46c 0 97%, transparent), radial-gradient(ellipse 14% 10% at 70% 30%, #6cc46c 0 97%, transparent), radial-gradient(ellipse 34% 7% at 50% 52%, #ffffffcc 0 97%, transparent), radial-gradient(ellipse 30% 8% at 50% 6%, #fff 0 97%, transparent), #3d8ee6; }
.pp-moon    { --pbg: radial-gradient(circle at 32% 34%, #b9b9bf 0 12%, transparent 12.5%), radial-gradient(circle at 62% 60%, #b9b9bf 0 9%, transparent 9.5%), radial-gradient(circle at 48% 78%, #b9b9bf 0 6%, transparent 6.5%), radial-gradient(circle at 72% 30%, #b9b9bf 0 7%, transparent 7.5%), #e3e2e6; }
.pp-mars    { --pbg: radial-gradient(ellipse 28% 9% at 50% 5%, #fff 0 97%, transparent), radial-gradient(ellipse 30% 14% at 40% 50%, #b8472a 0 97%, transparent), radial-gradient(ellipse 18% 12% at 66% 72%, #b8472a 0 97%, transparent), radial-gradient(circle at 28% 70%, #c9552f 0 7%, transparent 7.5%), #e2693c; }
.pp-jupiter { --pbg: radial-gradient(ellipse 13% 8% at 66% 64%, #d4553a 0 96%, transparent), linear-gradient(#e8c79b 0 14%, #c48956 14% 22%, #f4e0bf 22% 34%, #b57146 34% 42%, #efd2a6 42% 55%, #c48956 55% 60%, #f4e0bf 60% 72%, #b57146 72% 79%, #e8c79b 79%); }
.pp-saturn  { --pbg: linear-gradient(#f0d9a8 0 18%, #d9b77a 18% 30%, #f5e5c0 30% 46%, #d4ad6c 46% 56%, #f0d9a8 56% 72%, #c9a263 72% 80%, #f0d9a8 80%); }
.pp-uranus  { --pbg: linear-gradient(transparent 44%, rgba(255,255,255,.25) 44% 52%, transparent 52%), #8fdde6; --rc: #d6f6fa; }
.pp-uranus .ring { rotate: 82deg; left: -18%; right: -18%; top: 42%; height: 16%; border-width: calc(var(--s) * .035); }
.pp-neptune { --pbg: radial-gradient(ellipse 16% 9% at 38% 40%, #22408f 0 96%, transparent), radial-gradient(ellipse 24% 4% at 55% 62%, #cfe3ff 0 96%, transparent), #3b6fe0; }
.pp-asteroid .body { border-radius: 46% 54% 42% 58% / 55% 44% 56% 45%; }
.pp-asteroid { --pbg: radial-gradient(circle at 35% 40%, #7d6f64 0 11%, transparent 11.5%), radial-gradient(circle at 66% 62%, #7d6f64 0 8%, transparent 8.5%), #a8978a; }

/* ---------- galaxy art ---------- */
.gal { position: absolute; }
.gal svg { width: 100%; height: 100%; overflow: visible; }
.gal .layer { filter: drop-shadow(5px 7px 0 rgba(0,0,0,.35)); }

/* ---------- title slide ---------- */
.rocket-fly { position: absolute; left: 0; top: 0; width: 90px; offset-path: var(--path); offset-rotate: auto 90deg; animation: fly var(--ft, 11s) linear infinite; animation-delay: var(--fd, 0s); z-index: 1; }
@keyframes fly { from { offset-distance: 0%; } to { offset-distance: 100%; } }
.flame { transform-origin: 60px 170px; animation: flicker .18s ease-in-out infinite alternate; }
@keyframes flicker { from { transform: scaleY(.8); } to { transform: scaleY(1.15); } }

/* ---------- section slide ---------- */
.rosette { position: absolute; width: 250px; height: 250px; display: flex; flex-direction: column; align-items: center; justify-content: center; font: 700 30px/1 "Fredoka"; color: var(--ink); }
.rosette .n { font-size: 110px; line-height: .9; }
.checklist li::before { content: "✔"; }

/* orbits art */
.orbitring { position: absolute; border: 3px dashed rgba(255,255,255,.35); border-radius: 50%; }
.orbitarm { position: absolute; inset: 0; animation: spin var(--T) linear infinite; }
.orbitarm > .pp { position: absolute; left: 50%; top: 0; translate: -50% -50%; }

/* comet art */
.comet { position: absolute; }
.comet .tail { position: absolute; right: 50%; top: 50%; height: var(--h); width: var(--w); translate: 0 -50%; clip-path: polygon(0 45%, 100% 0, 100% 100%, 0 55%); background: var(--noise), var(--c); }
.cometfly { animation: cometfly 7s ease-in-out infinite alternate; }
@keyframes cometfly { from { translate: -40px 20px; } to { translate: 40px -20px; } }

/* ---------- planet slides ---------- */
.posrow { position: absolute; display: flex; align-items: center; gap: 0; }
.posrow .sunhalf { width: 90px; height: 180px; border-radius: 0 90px 90px 0; background: var(--noise), #ffc62e; box-shadow: 6px 8px 0 var(--shadow); margin-right: 16px; }
.posrow .slot { width: 84px; display: flex; flex-direction: column; align-items: center; gap: 6px; font: 600 16px "Fredoka"; color: var(--ink); opacity: .55; }
.posrow .slot.me { opacity: 1; }
.posrow .slot.me .pp { animation: hop 1.2s ease-in-out infinite; }
.posrow .slot.me span { background: var(--red); color: #fff; padding: 2px 8px; border-radius: 6px; }
@keyframes hop { 50% { translate: 0 -14px; } }
.sizecmp { position: absolute; display: flex; align-items: flex-end; gap: 30px; }
.sizecmp .lbl { font: 600 20px "Fredoka"; text-align: center; margin-top: 8px; }

.thermo { position: absolute; width: 56px; }
.thermo .tube { position: relative; width: 38px; height: 210px; margin: 0 auto; border-radius: 19px 19px 0 0; background: #fff; box-shadow: 4px 5px 0 rgba(0,0,0,.25); overflow: hidden; }
.thermo .fill { position: absolute; left: 9px; right: 9px; bottom: 0; height: 0; background: var(--red); border-radius: 10px 10px 0 0; transition: height 1.4s cubic-bezier(.3,1.3,.5,1) .6s; }
.slide.active .thermo .fill { height: var(--t); }
.thermo .bulb { width: 56px; height: 56px; margin-top: -8px; border-radius: 50%; background: var(--red); box-shadow: 4px 5px 0 rgba(0,0,0,.25), inset 0 0 0 9px #fff; position: relative; }
.thermo .mark { position: absolute; left: 44px; font: 600 15px "Fredoka"; white-space: nowrap; }
.thermo .mark::before { content: ""; display: inline-block; width: 14px; height: 3px; background: var(--ink); vertical-align: middle; margin-right: 4px; }

.miniorbit { position: relative; flex: none; width: 150px; height: 150px; border: 3px dashed rgba(43,35,64,.35); border-radius: 50%; }
.miniorbit .sun { position: absolute; left: 50%; top: 50%; width: 44px; height: 44px; translate: -50% -50%; border-radius: 50%; background: #ffc62e; box-shadow: 0 0 0 6px rgba(255,198,46,.35); }
.miniorbit .orbitarm > .pp { top: -2px; }

.moons { display: flex; flex-wrap: wrap; gap: 8px; margin: 6px 0 4px; }
.moons i { width: 22px; height: 22px; border-radius: 50%; background: var(--noise), #e3e2e6; box-shadow: inset -4px -2px 0 rgba(0,0,0,.18), 2px 3px 0 rgba(0,0,0,.25); }
.moons.none { font: 700 64px/1 "Fredoka"; opacity: .35; }

/* ---------- object trading card ---------- */
.tcard { padding: 22px 30px 22px 30px; }
.trow { display: grid; grid-template-columns: 188px 1fr; align-items: center; gap: 16px; padding: 5px 0; border-bottom: 2px dashed rgba(43,35,64,.18); font-size: 28px; line-height: 1.12; min-height: 90px; }
.trow:last-child { border-bottom: 0; }
.trow .chip { justify-self: start; font-size: 21px; }
.collage { position: absolute; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding: 22px; background: #fffdf6; box-shadow: 8px 11px 0 var(--shadow); }
.collage .c { aspect-ratio: 1; border-radius: 50%; overflow: hidden; background: #000; box-shadow: 3px 4px 0 rgba(0,0,0,.25); }
.collage .c img { width: 100%; height: 100%; object-fit: cover; }
.collage .n { font: 600 18px "Fredoka"; text-align: center; margin-top: 4px; }

/* ---------- chrome: progress, notes, help ---------- */
#progress { position: absolute; left: 60px; right: 150px; bottom: 16px; height: 4px; border-top: 4px dotted rgba(255,255,255,.28); z-index: 50; pointer-events: none; }
#progress .rk { position: absolute; top: -22px; width: 38px; translate: -50% 0; rotate: 90deg; transition: left .6s cubic-bezier(.3,1.4,.5,1); }
#counter { position: absolute; right: 26px; bottom: 6px; z-index: 50; font: 600 20px "Fredoka"; color: rgba(255,255,255,.7); }

#notes { position: fixed; left: 50%; bottom: 14px; translate: -50% 0; width: min(1100px, 94vw); z-index: 100;
  background: var(--noise), #fff4dc; color: var(--ink); font: 24px/1.35 "Patrick Hand"; padding: 16px 26px 18px; border-radius: 6px;
  box-shadow: 6px 8px 0 rgba(0,0,0,.45); rotate: -.6deg; display: none; }
#notes.show { display: block; }
#notes .t { font: 600 16px "Fredoka"; text-transform: uppercase; letter-spacing: .08em; color: var(--red); margin-bottom: 4px; }

#help { position: fixed; top: 16px; left: 50%; translate: -50% 0; z-index: 100; background: var(--noise), #ffd23f; color: var(--ink);
  font: 600 18px "Fredoka"; padding: 10px 20px; border-radius: 6px; box-shadow: 5px 6px 0 rgba(0,0,0,.4); transition: opacity .6s, translate .6s; }
#help.hide { opacity: 0; translate: -50% -30px; pointer-events: none; }
#help kbd { font: inherit; background: #fff; padding: 1px 7px; border-radius: 4px; box-shadow: 1px 2px 0 rgba(0,0,0,.3); }

@media (prefers-reduced-motion: reduce) {
  .bob, .spin, .breathe, .hanger, .pstar, .rocket-fly, .cometfly, .slow-spin, .orbitarm, .rays, .flame, .posrow .slot.me .pp { animation: none !important; }
}