/* Tower Pad: a NES puzzle-level daytime sky, one tall column, cream block sprites. Jersey 10 display, Press Start 2P
   labels, Red Hat Mono for every number. Surfaces: cream + 4 px #5A3418 outline + hard 6 px bottom shadow. Red only on
   the TOPPLED stamp. Everything moves on a 4 px grid with steps(); the tower moves only from chain data. */
:root {
  --sky: #A6DDF5; --sky-hi: #D9F1FA; --sky-lo: #6EC3EE;
  --cream: #F7EBC8; --cream-hi: #FFF6DC; --wood: #D9A862; --wood-dk: #B07A3C; --out: #5A3418;
  --ink: #24305E; --act: #F28C28; --act-hi: #F6A04A; --grass: #6DBE5A; --grass-dk: #3F8A3C; --gold: #FFC845; --red: #E0463A;
  --col: 560px;
  --disp: "Jersey 10", "Press Start 2P", monospace; --lab: "Press Start 2P", monospace; --mono: "Red Hat Mono", ui-monospace, monospace;
}
*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body { margin: 0; background: var(--sky); color: var(--ink); font: 15px/1.55 var(--mono); min-height: 100vh; overflow-x: hidden; }
img { image-rendering: pixelated; image-rendering: crisp-edges; }
a { color: inherit; }
a, button, [role=button], summary, label, .ca, .cbtn, [data-copy] { cursor: pointer; }
.num, .num * { font-family: var(--mono); font-variant-numeric: tabular-nums; }
.skip { position: absolute; left: 8px; top: -80px; z-index: 99; background: var(--cream-hi); padding: 12px 14px; min-height: 44px; border: 4px solid var(--out); font: 10px var(--lab); }
.skip:focus { top: 8px; }
:focus-visible { outline: 4px solid var(--act); outline-offset: 2px; }
.sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* ------------------------------------------------------------------ sky + clouds */
.sky { position: fixed; inset: 0; z-index: -1; background: var(--sky) url(/assets/art/sky.webp) 50% 0 / 512px 1024px repeat; pointer-events: none; }
.sky-band { position: absolute; inset: 0; background: var(--sky-lo); opacity: 0; transition: opacity .6s steps(4); }
body.dusk .sky-band { opacity: .55; }
.clouds { position: absolute; inset: 0; overflow: hidden; }
.cld { position: absolute; left: 0; display: block; background: center / 100% 100% no-repeat; image-rendering: pixelated; animation: drift linear infinite; animation-timing-function: steps(480); }
.cloud-1 { background-image: url(/assets/art/cloud-1.webp); } .cloud-2 { background-image: url(/assets/art/cloud-2.webp); } .cloud-3 { background-image: url(/assets/art/cloud-3.webp); } .cloud-4 { background-image: url(/assets/art/cloud-4.webp); }
.c1 { top: 9%; width: 208px; height: 112px; animation-duration: 96s; animation-delay: -20s; }
.c2 { top: 27%; width: 240px; height: 120px; animation-duration: 120s; animation-delay: -70s; }
.c3 { top: 46%; width: 208px; height: 96px; animation-duration: 84s; animation-delay: -44s; }
.c4 { top: 63%; width: 224px; height: 120px; animation-duration: 110s; animation-delay: -5s; }
.c5 { top: 80%; width: 156px; height: 84px; animation-duration: 72s; animation-delay: -58s; }
.c6 { top: 16%; width: 180px; height: 90px; animation-duration: 104s; animation-delay: -88s; }
@keyframes drift { from { transform: translateX(-280px); } to { transform: translateX(calc(100vw + 40px)); } }

/* ------------------------------------------------------------------ surfaces + buttons */
.plank { background: var(--cream); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 20px; position: relative; }
.pk { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 40px; padding: 10px 14px; border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out);
  font: 10px/1 var(--lab); text-transform: uppercase; text-decoration: none; letter-spacing: .02em; white-space: nowrap; user-select: none; transition: transform .1s steps(2), box-shadow .1s steps(2), background-color .1s steps(2); }
.pk.act { background: var(--act); color: var(--cream-hi); }
.pk.act:hover { background: var(--act-hi); }
.pk.cream { background: var(--cream-hi); color: var(--ink); }
.pk.cream:hover { background: #fff; }
.pk:active, .pk.busy { transform: translateY(6px); box-shadow: 0 0 0 var(--out); }
.pk.big { min-height: 48px; padding: 14px 18px; font-size: 11px; }
.pk.sq { padding-left: 12px; padding-right: 12px; }
.pk[disabled] { opacity: .55; cursor: not-allowed; }
.xg { display: block; }
.lab, .cap { font: 10px/1.3 var(--lab); text-transform: uppercase; letter-spacing: .02em; }
.cap { margin: 0 0 14px; font-size: 11px; }
.fine { font-size: 12px; opacity: .85; margin: 12px 0 0; }
.ca { display: inline-flex; align-items: center; gap: 10px; background: var(--cream-hi); border: 4px solid var(--out); padding: 4px 4px 4px 12px; max-width: 100%; }
.ca b { font: 10px var(--lab); }
.ca .num { font-size: 14px; font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.cbtn { font: 9px var(--lab); background: var(--wood); color: var(--ink); border: 0; border-left: 4px solid var(--out); padding: 10px 10px; min-height: 32px; }
.cbtn:hover { background: var(--act); color: var(--cream-hi); }
.ca.copied .cbtn, .cachip.copied { background: var(--grass); color: var(--cream-hi); }
.ca.ca-off .cbtn { opacity: .5; cursor: default; }
.st { font: 72px/0.9 var(--disp); color: var(--cream-hi); text-shadow: 6px 6px 0 var(--out); margin: 0; letter-spacing: .01em; }
.st.ink { color: var(--ink); text-shadow: none; }
.shead { text-align: center; margin: 0 auto 36px; max-width: var(--col); padding: 0 16px; }
.sl { margin: 14px auto 0; max-width: 460px; font-size: 15px; font-weight: 700; background: var(--cream-hi); border: 4px solid var(--out); padding: 10px 14px; display: inline-block; }
.kv { margin: 0; display: grid; gap: 6px; }
.kv div { display: flex; justify-content: space-between; gap: 12px; align-items: baseline; }
.kv dt { font: 9px var(--lab); }
.kv dd { margin: 0; font-weight: 700; }
.gold { color: var(--ink); background: var(--gold); padding: 0 6px; }
.gold-d { color: var(--ink); }
.invite { text-align: center; max-width: 420px; margin: 0 auto; }
.invite p { margin: 8px 0 16px; }

/* ------------------------------------------------------------------ header + footer */
.top { position: sticky; top: 0; z-index: 30; display: flex; align-items: center; gap: 10px; padding: 12px 20px; background: var(--sky-hi); border-bottom: 4px solid var(--out); }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; min-height: 44px; flex: none; }
.brand img { image-rendering: auto; }
.wm { font: 34px/0.8 var(--disp); color: var(--ink); letter-spacing: .02em; }
.wm i { font: 9px var(--lab); font-style: normal; margin-left: 6px; vertical-align: 6px; background: var(--act); color: var(--cream-hi); padding: 3px 4px; border: 2px solid var(--out); }
.tnav { display: flex; gap: 4px; margin-left: 14px; }
.tnav a { font: 10px var(--lab); text-decoration: none; padding: 10px 8px; border: 4px solid transparent; }
.tnav a:hover { background: var(--cream-hi); border-color: var(--out); }
.tnav a[aria-current=page] { background: var(--cream); border-color: var(--out); box-shadow: 0 4px 0 var(--out); }
.sp { flex: 1; }
.topca .num { font-size: 13px; }
.mbtn { display: none; flex: none; overflow: hidden; font-size: 0; line-height: 0; width: 44px; height: 44px; border: 4px solid var(--out); background: var(--cream-hi); padding: 8px 7px; flex-direction: column; justify-content: space-between; }
.mbtn i { display: block; height: 4px; background: var(--out); }
.foot { display: flex; flex-wrap: wrap; align-items: center; gap: 16px 24px; padding: 22px 24px 26px; background: var(--cream); border-top: 4px solid var(--out); position: relative; z-index: 2; }
.foot nav { display: flex; flex-wrap: wrap; gap: 4px 16px; flex: 1; }
.foot nav a { font: 9px var(--lab); text-decoration: none; padding: 8px 0; min-height: 34px; display: inline-flex; align-items: center; }
.foot nav a:hover { text-decoration: underline; text-underline-offset: 4px; }
.foot .fine { margin: 0; font: 9px var(--lab); }
.foot .fine a { font: 700 13px var(--mono); }
.wm.sm, .brand.sm .wm { font-size: 26px; }

/* ------------------------------------------------------------------ the tower */
.tw { position: relative; display: flex; flex-direction: column; align-items: center; width: calc(50px * var(--k)); margin: 0 auto; }
.tw-lean { position: relative; width: calc(50px * var(--k)); margin-bottom: calc(var(--k) * -2px); transform-origin: 50% 100%; transition: transform .36s steps(3); z-index: 1; }
.tw-stack { position: relative; width: 100%; }
.blk { position: absolute; left: 0; width: calc(50px * var(--k)); height: calc(22px * var(--k)); transform: translateX(var(--dx, 0px)); transition: transform .36s steps(3), opacity .3s steps(3); }
.blk img { display: block; width: 100%; height: 100%; pointer-events: none; }
.blk.out { transform: translateX(calc(var(--k) * 30px)); filter: saturate(.55) brightness(.86); }
.blk.new { animation: land .4s steps(4) both; }
.blk.out.new { animation: slideout .32s steps(4) both; }
@keyframes land { from { transform: translate(var(--dx, 0px), calc(var(--k) * -28px)); opacity: 0; } }
@keyframes slideout { from { transform: translateX(0); filter: none; } }
.blk.drop { animation: fall 1.2s cubic-bezier(.55, 0, 1, .45) forwards; }
.blk.lay { transform: var(--end); opacity: 1; transition: none; }
@keyframes fall { 0% { transform: translateX(var(--dx, 0px)); } 100% { transform: var(--end); opacity: 1; } }
.tw-base { display: block; flex: none; width: calc(181px * var(--k)); height: calc(46px * var(--k)); position: relative; z-index: 0; }
.dust { position: absolute; left: 50%; bottom: calc(var(--k) * 40px); z-index: 3; pointer-events: none; }
.dust i { position: absolute; width: calc(var(--k) * 2px); height: calc(var(--k) * 2px); background: var(--cream-hi); border: 2px solid var(--out); animation: dust .8s steps(4) forwards; }
@keyframes dust { from { transform: translate(0, 0); opacity: 1; } to { transform: translate(var(--x), var(--y)); opacity: 0; } }
.blab { position: absolute; top: 50%; transform: translateY(-50%); left: calc(100% + 14px); display: flex; flex-direction: column; gap: 2px; background: var(--cream-hi); border: 4px solid var(--out); padding: 4px 8px; white-space: nowrap; line-height: 1.15; }
.blab.s { left: auto; right: calc(100% + 14px); }
.blab b { font-size: 15px; }
.blab i { font-style: normal; font-size: 12px; }
.blk.out .blab { opacity: 1; }

/* ------------------------------------------------------------------ side HUD */
.hud { position: fixed; top: 50%; z-index: 20; width: 168px; transform: translateY(-40%); display: none; flex-direction: column; gap: 6px; background: var(--cream); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 16px 14px; }
.hud-l { left: calc(50% - var(--col) / 2 - 168px - 56px); }
.hud-r { right: calc(50% - var(--col) / 2 - 168px - 56px); }
.hl { font: 9px/1.3 var(--lab); }
.hl b { font: 700 13px var(--mono); }
.hv { font-size: 26px; font-weight: 700; line-height: 1.1; margin-bottom: 8px; }
.hv.sm { font-size: 18px; margin-bottom: 0; }
.hv.gold { align-self: flex-start; }
.hu { font: 9px var(--lab); margin: -8px 0 8px; }
.hs { font: 9px var(--lab); padding-top: 8px; border-top: 4px solid var(--out); }
.plumb { display: flex; flex-direction: column-reverse; gap: 4px; width: 44px; margin: 4px 0 10px; }
.plumb i { display: block; height: 14px; background: var(--cream-hi); border: 3px solid var(--out); }
.plumb i.on { background: var(--wood); }
.plumb i.hot { background: var(--act); }
.cells { display: grid; grid-template-columns: repeat(10, 1fr); gap: 3px; margin: 2px 0 10px; }
.cells i { display: block; height: 10px; background: var(--cream-hi); border: 2px solid var(--out); }
.cells i.on { background: var(--wood); }
.cells.big { grid-template-columns: repeat(20, 1fr); gap: 4px; }
.cells.big i { height: 16px; border-width: 3px; }

/* ------------------------------------------------------------------ hero */
main { position: relative; z-index: 1; }
.hero { max-width: var(--col); margin: 0 auto; padding: 28px 16px 0; text-align: center; min-height: calc(100svh - 72px); display: flex; flex-direction: column; align-items: center; }
.hero > .heroplank, .hero > .hero3 { align-self: stretch; }
.name { margin: 0; position: relative; display: inline-block; line-height: .78; }
.name .nm { display: block; font: 150px/.78 var(--disp); color: var(--cream-hi); text-shadow: 8px 8px 0 var(--out); letter-spacing: .01em; }
.name .pd { position: absolute; right: -6px; bottom: -14px; font: 12px var(--lab); background: var(--act); color: var(--cream-hi); padding: 6px 8px; border: 4px solid var(--out); box-shadow: 0 4px 0 var(--out); }
.heroplank { margin: 26px auto 0; padding: 14px 16px 16px; display: flex; flex-direction: column; align-items: center; gap: 12px; }
.heroplank .row2 { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; align-items: center; }
.one { margin: 0; font-size: 17px; font-weight: 700; line-height: 1.4; max-width: 440px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; }
.hero3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 22px 0 0; }
.hero3 > div { background: var(--cream-hi); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 10px 6px; display: flex; flex-direction: column; align-items: center; gap: 4px; }
.hero3 span, .hero3 i { font: 8px var(--lab); font-style: normal; }
.hero3 b { font-size: 22px; line-height: 1.1; }
.scene { position: relative; }
.heroscene { margin: 14px -16px 0; padding-top: 10px; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; overflow-x: clip; flex: 1 0 auto; align-self: stretch; }
.towerwrap { min-height: 200px; display: flex; align-items: flex-end; justify-content: center; width: 100%; }
.demo { position: absolute; top: 0; left: 50%; transform: translateX(-50%); font: 10px var(--lab); background: var(--cream-hi); border: 4px solid var(--out); padding: 6px 10px; z-index: 4; }
.stamp { position: absolute; left: 50%; top: 38%; z-index: 5; transform: translate(-50%, -50%) rotate(-8deg); font: 92px/.8 var(--disp); color: var(--red); border: 8px solid var(--red); padding: 10px 18px 6px; background: var(--cream-hi); pointer-events: none; }
.stamp.in { animation: slam .32s steps(3) both; }
@keyframes slam { from { transform: translate(-50%, -50%) rotate(-8deg) scale(1.7); opacity: 0; } }
.stand { position: absolute; left: 50%; bottom: 12px; transform: translateX(-50%); z-index: 5; display: flex; align-items: center; gap: 10px; background: var(--cream-hi); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 8px 12px; white-space: nowrap; }
.stand b { font-size: 16px; }
.stand i { font: 8px var(--lab); font-style: normal; }
.cointag.off { visibility: hidden; }
.cointag { display: inline-flex; align-items: center; gap: 12px; margin: 22px auto 0; background: var(--cream-hi); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 10px 14px; text-decoration: none; font: 9px var(--lab); }
.cointag b { font: 28px/0.8 var(--disp); }
.cointag .num { font-weight: 700; font-size: 14px; }
.cointag i { font-style: normal; background: var(--act); color: var(--cream-hi); padding: 6px 8px; border: 3px solid var(--out); }
.cointag:hover i { background: var(--act-hi); }
.cointag:active { transform: translateY(6px); box-shadow: none; }

/* ------------------------------------------------------------------ climb */
.climb { padding: 120px 0 0; overflow-x: clip; }
.climbwrap { position: relative; max-width: calc(var(--col) + 112px); margin: 0 auto; display: grid; grid-template-columns: 56px 1fr 56px; }
.rail { position: sticky; top: 30vh; align-self: start; height: 40vh; display: flex; flex-direction: column; align-items: center; gap: 8px; }
.rail-in { width: 16px; flex: 1; background: var(--cream-hi); border: 4px solid var(--out); position: relative; overflow: hidden; }
.rail-fill { position: absolute; inset: 0; background: var(--act); transform-origin: 50% 0; transform: scaleY(0); }
.rail-n { font-size: 20px; font-weight: 700; background: var(--cream-hi); border: 4px solid var(--out); padding: 0 6px; min-width: 40px; text-align: center; }
.rail-l { font: 7px/1.3 var(--lab); text-align: center; }
.climbtower { display: flex; justify-content: center; padding: 30px 0 0; }


/* ------------------------------------------------------------------ falls */
.falls { padding: 150px 16px 0; max-width: calc(var(--col) + 32px); margin: 0 auto; }
.three { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 0 0 30px; }
.fstate { margin: 0; display: flex; flex-direction: column; align-items: center; }
.mini { width: 100%; height: 360px; overflow: hidden; display: flex; align-items: flex-end; justify-content: center; border-bottom: 4px solid var(--out); }
.fstate figcaption { width: 100%; background: var(--cream-hi); border: 4px solid var(--out); border-top: 0; box-shadow: 0 6px 0 var(--out); padding: 10px 8px; display: flex; flex-direction: column; gap: 4px; font-size: 13px; text-align: center; }
.fstate figcaption .num { font-weight: 700; }
.rules { display: grid; gap: 14px; }
.rrow { display: grid; grid-template-columns: 110px 1fr; gap: 14px; align-items: baseline; }
.rrow p { margin: 0; font-size: 14px; }
.rrow .num { font-weight: 700; }

/* ------------------------------------------------------------------ pot */
.pot { padding: 150px 16px 0; max-width: calc(var(--col) + 32px); margin: 0 auto; }
.potscene { display: grid; grid-template-columns: auto 1fr; gap: 22px; align-items: center; }
.potart { width: 222px; height: 210px; }
.potread { background: var(--ink); color: var(--cream-hi); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 18px; }
.potread .lab { color: var(--cream-hi); }
.odo { font-size: 58px; font-weight: 700; line-height: 1; color: var(--gold); display: inline-flex; margin: 8px 0 2px; }
.dg { display: inline-block; height: 1em; overflow: hidden; }
.ds { display: flex; flex-direction: column; transition: transform .5s steps(5); }
.ds i { display: block; height: 1em; font-style: normal; }
.dc { display: inline-block; }
.potread .hu { display: inline-block; margin: 0 0 12px 8px; color: var(--cream-hi); }
.potread .cells i { background: var(--ink); border-color: var(--cream-hi); }
.potread .cells i.on { background: var(--gold); }
.pline { display: flex; align-items: baseline; gap: 10px; margin: 10px 0 0; flex-wrap: wrap; }
.pline .num { font-size: 22px; font-weight: 700; }
.pline .gold-d { color: var(--gold); }
.potgrid { display: grid; gap: 22px; margin: 30px 0 0; }
.rounds, .wall { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }
.rounds li, .wall li { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; background: var(--cream-hi); border: 3px solid var(--out); padding: 8px 10px; font-size: 14px; }
.rounds li.none, .wall li.none { justify-content: center; font-weight: 700; }
.rn { font-weight: 700; min-width: 38px; }
.ob { font: 9px var(--lab); padding: 5px 6px; border: 3px solid var(--out); background: var(--grass); color: var(--cream-hi); }
.o1 .ob { background: var(--wood); color: var(--ink); }
.o2 .ob { background: var(--wood-dk); color: var(--cream-hi); }
.o3 .ob { background: var(--sky-hi); color: var(--ink); border-style: dashed; }
.ow { flex: 1; min-width: 160px; }
.lk { font: 9px var(--lab); text-decoration: none; padding: 10px 6px; min-height: 34px; min-width: 34px; justify-content: center; display: inline-flex; align-items: center; }
.lk:hover { text-decoration: underline; text-underline-offset: 3px; }
.wall .w { font-weight: 700; padding: 8px 2px; min-height: 34px; display: inline-flex; align-items: center; }
.wall .sold { flex: 1; }
.ban { font: 8px var(--lab); padding: 4px 6px; border: 3px solid var(--out); background: var(--cream); }

/* ------------------------------------------------------------------ every tower */
.skyline { padding: 150px 16px 0; max-width: calc(var(--col) + 32px); margin: 0 auto; }
.skyrow { display: grid; grid-template-columns: repeat(auto-fill, minmax(168px, 1fr)); gap: 18px; }
.skyrow > .invite { grid-column: 1 / -1; }
.skyt { display: flex; flex-direction: column; }
.skypic { display: flex; align-items: flex-end; justify-content: center; height: 300px; overflow: hidden; border-bottom: 8px solid var(--grass-dk); background: linear-gradient(transparent calc(100% - 16px), var(--grass) 0); text-decoration: none; }
.skypic .tw { width: auto; }
.skypic .tw-lean { margin-bottom: 14px; }
.skyl { padding: 12px; margin-top: 0; border-top: 0; display: flex; flex-direction: column; gap: 8px; }
.skyl .sym { font: 32px/0.8 var(--disp); text-decoration: none; padding: 6px 0; min-height: 34px; display: inline-flex; align-items: center; }
.skyl .sym:hover { color: var(--act); }
.carow { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.carow .lab { font-size: 8px; }
.cachip { display: inline-flex; gap: 6px; align-items: center; background: var(--cream-hi); border: 3px solid var(--out); padding: 4px 6px; min-height: 34px; font: 700 12px var(--mono); color: var(--ink); }
.cachip .cl { font: 7px var(--lab); }
.carow .lk { font-size: 8px; }

/* ------------------------------------------------------------------ summit */
.summit { position: relative; margin-top: 150px; padding-bottom: 60px; }
.summitscene { position: relative; overflow: hidden; }
.summitart { display: block; width: 100%; height: auto; aspect-ratio: 1920 / 704; min-height: 380px; max-height: 640px; object-fit: cover; object-position: 50% 100%; }
.summittower { position: absolute; left: 50%; bottom: 23%; transform: translateX(-50%); }
.summitcap { position: absolute; left: 50%; top: 8%; transform: translateX(-50%); font: 9px var(--lab); background: var(--cream-hi); border: 4px solid var(--out); padding: 8px 10px; white-space: nowrap; }
.summitcap .num { font: 700 14px var(--mono); }
.endplank { max-width: var(--col); margin: -90px auto 0; display: flex; flex-direction: column; align-items: center; gap: 18px; text-align: center; z-index: 2; }
.endplank .st { font-size: 60px; }

/* ------------------------------------------------------------------ inner pages */
.page { max-width: 980px; margin: 0 auto; padding: 40px 16px 90px; min-height: calc(100svh - 160px); }
.page.narrow { max-width: var(--col); }
.ttl { font: 96px/0.85 var(--disp); color: var(--cream-hi); text-shadow: 6px 6px 0 var(--out); margin: 0 0 18px; }
.lead { font-size: 16px; font-weight: 700; background: var(--cream-hi); border: 4px solid var(--out); padding: 12px 14px; display: inline-block; max-width: 640px; margin: 0 0 28px; }
.grid2 { display: grid; grid-template-columns: 1.2fr 1fr; gap: 22px; align-items: start; }
.grid2.tight { grid-template-columns: 1fr 1fr; gap: 12px; }
.field { display: flex; flex-direction: column; gap: 6px; margin: 0 0 14px; }
.field label, .field .lab { font: 9px var(--lab); }
.field small { font-size: 12px; }
.inp { font: 700 15px var(--mono); color: var(--ink); background: var(--cream-hi); border: 4px solid var(--out); box-shadow: inset 0 4px 0 rgba(90, 52, 24, .18); padding: 10px 12px; min-height: 44px; width: 100%; border-radius: 0; }
textarea.inp { min-height: 90px; resize: vertical; font-weight: 400; }
.inp:focus { outline: 4px solid var(--act); outline-offset: 0; }
.drop { display: flex; align-items: center; gap: 12px; min-height: 64px; padding: 10px 12px; background: var(--cream-hi); border: 4px dashed var(--out); font: 9px/1.5 var(--lab); }
.drop img { width: 56px; height: 56px; object-fit: cover; border: 3px solid var(--out); image-rendering: auto; }
.stepper { display: grid; grid-template-columns: 48px 1fr 48px; }
.stp { font: 16px var(--lab); background: var(--wood); border: 4px solid var(--out); color: var(--ink); min-height: 44px; }
.stp:hover { background: var(--act); color: var(--cream-hi); }
.stepper .inp { border-left: 0; border-right: 0; text-align: center; }
.receipt .kv { gap: 10px; }
.receipt .kv div { border-bottom: 3px dashed var(--wood); padding-bottom: 8px; }
.receipt .go { margin: 20px 0 0; }
.receipt .go .pk { width: 100%; }
.peg { display: inline-flex; border: 4px solid var(--out); background: var(--wood); padding: 3px; gap: 3px; }
.peg button { font: 9px var(--lab); border: 0; background: transparent; padding: 9px 10px; min-height: 36px; color: var(--ink); }
.peg button[aria-pressed=true] { background: var(--cream-hi); box-shadow: 0 3px 0 var(--out); }
.tbl { width: 100%; border-collapse: collapse; background: var(--cream-hi); border: 4px solid var(--out); }
.tbl th { font: 8px var(--lab); text-align: left; padding: 10px 10px; border-bottom: 4px solid var(--out); background: var(--cream); white-space: nowrap; }
.tbl td { padding: 10px; border-bottom: 3px solid var(--cream); font-size: 14px; vertical-align: middle; }
.tbl td.num, .tbl th.r { text-align: right; }
.tbl a { font-weight: 700; }
.tblwrap { overflow-x: auto; }
.killer { font: 64px/0.95 var(--disp); color: var(--cream-hi); text-shadow: 5px 5px 0 var(--out); margin: 0 0 30px; max-width: 900px; }
.killer .num { font: 700 52px/1 var(--mono); color: var(--ink); background: var(--gold); padding: 0 8px; text-shadow: none; border: 4px solid var(--out); }
.statgrid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin: 0 0 30px; }
.statgrid > div { background: var(--cream-hi); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 14px; display: flex; flex-direction: column; gap: 6px; }
.statgrid b { font-size: 26px; }
.statgrid span { font: 8px var(--lab); }
.doc h2 { font: 54px/0.9 var(--disp); color: var(--cream-hi); text-shadow: 4px 4px 0 var(--out); margin: 46px 0 14px; }
.doc .plank p, .doc .plank li { font-size: 15px; }
.doc .plank ul, .doc .plank ol { padding-left: 20px; margin: 0; display: grid; gap: 8px; }
.doc code { font: 700 13px var(--mono); background: var(--cream-hi); border: 2px solid var(--out); padding: 0 4px; word-break: break-all; }
.mine-empty { text-align: center; }
.mrow { display: grid; grid-template-columns: 1fr auto; gap: 12px; align-items: center; background: var(--cream-hi); border: 3px solid var(--out); padding: 10px 12px; margin: 0 0 8px; }
.mrow .sym { font: 30px/0.8 var(--disp); text-decoration: none; display: inline-flex; min-height: 34px; align-items: center; }
.err404 { min-height: 70vh; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px; text-align: center; padding: 40px 16px; }
.err404 img { width: min(600px, 100%); height: auto; border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); }

/* coin page */
.coinhead { text-align: center; }
.coinhead .ttl { margin-bottom: 8px; }
.coinhead .sub { font: 10px var(--lab); }
.coinbar { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin: 18px 0 0; }
.coinpic { width: 64px; height: 64px; border: 4px solid var(--out); object-fit: cover; image-rendering: auto; background: var(--cream-hi); }

/* tooltips + toasts */
.tip { position: fixed; z-index: 60; max-width: 260px; background: var(--cream-hi); color: var(--ink); border: 4px solid var(--out); padding: 8px 10px; font: 700 13px var(--mono); pointer-events: none; }
.tip::before { content: ""; position: absolute; left: 50%; top: -12px; margin-left: -6px; border: 6px solid transparent; border-bottom-color: var(--out); }
.tstack { position: fixed; right: 16px; bottom: 16px; z-index: 70; display: grid; gap: 10px; max-width: min(420px, calc(100vw - 32px)); }
.toast { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; background: var(--cream-hi); border: 4px solid var(--out); box-shadow: 0 6px 0 var(--out); padding: 12px 14px; font-weight: 700; font-size: 14px; }
.toast.ok { background: #E5F5D8; }
.toast.err { background: var(--cream); border-style: double; border-width: 6px; }
.toast a { font: 9px var(--lab); }
.toast .tt { flex: 1; min-width: 180px; }
.toast .tx { border: 0; background: none; font: 20px var(--lab); color: var(--ink); min-width: 32px; min-height: 32px; }

/* ------------------------------------------------------------------ breakpoints */
@media (min-width: 1180px) {
  .hud { display: flex; }
  .home .hero3 { display: none; }
}
@media (max-width: 1179px) {
  .home .hud-r { display: flex; position: fixed; top: auto; bottom: 0; left: 0; right: 0; width: auto; transform: none; flex-direction: row; flex-wrap: nowrap; align-items: center; gap: 10px; padding: 8px 14px; box-shadow: none; border-width: 4px 0 0; overflow: hidden; }
  .home .hud-r .cells, .home .hud-r .k-pay, .home .hud-r [data-h-pay], .home .hud-r .hu { display: none; }
  .home .hud-r .hv { font-size: 18px; margin: 0; }
  .home .hud-r .hl b { font-size: 14px; }
  .home { padding-bottom: 54px; }
}
@media (max-width: 1100px) {
  .topca { display: none; }
}
@media (max-width: 860px) {
  .tnav { position: fixed; top: 72px; left: 0; right: 0; flex-direction: column; margin: 0; padding: 12px 16px 18px; background: var(--sky-hi); border-bottom: 4px solid var(--out); transform: translateY(-140%); visibility: hidden; transition: transform .2s steps(3); z-index: 29; }
  body.menu-open .tnav { transform: none; visibility: visible; }
  .tnav a { font-size: 12px; padding: 14px 10px; }
  .mbtn { display: flex; }
  .grid2, .grid2.tight { grid-template-columns: 1fr; }
  .statgrid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 760px) {
  .top { padding: 10px 12px; gap: 8px; }
  .wm { font-size: 28px; }
  .wm i { display: none; }
  .pbtn .bl { font-size: 9px; }
  .pk { padding: 10px 10px; }
  .wbtn { padding: 10px 8px; }
  .wbtn .bl, .pbtn .bl { font-size: 9px; }
  .tnav { top: 68px; }
  .name .nm { font-size: 34vw; text-shadow: 6px 6px 0 var(--out); }
  .name .pd { font-size: 10px; bottom: -12px; }
  .one { font-size: 15px; }
  .heroplank { padding: 14px; }
  .st { font-size: 56px; }
  .endplank .st { font-size: 44px; }
  .hero3 b { font-size: 18px; }
  .climb, .falls, .pot, .skyline { padding-top: 100px; }
  .climbwrap { grid-template-columns: 34px 1fr 34px; }
  .rail-n { font-size: 15px; min-width: 30px; }
  .rail-l { display: none; }
  .blab { left: calc(100% + 8px); padding: 2px 5px; border-width: 3px; }
  .blab.s { right: calc(100% + 8px); }
  .blab b { font-size: 12px; }
  .blab i { font-size: 10px; }
  .three { gap: 6px; }
  .mini { height: 300px; }
  .fstate figcaption { font-size: 11px; padding: 8px 4px; }
  .rrow { grid-template-columns: 1fr; gap: 4px; }
  .potscene { grid-template-columns: 1fr; justify-items: center; }
  .potart { width: 148px; height: 140px; }
  .potread { width: 100%; }
  .odo { font-size: 44px; }
  .stamp { font-size: 64px; border-width: 6px; }
  .ttl { font-size: 68px; }
  .killer { font-size: 44px; }
  .killer .num { font-size: 36px; }
  .summit { margin-top: 100px; }
  .endplank { margin: -30px 16px 0; }
}
@media (max-width: 380px) {
  .pbtn { display: none; }
  .hero3 { gap: 6px; }
  .hero3 b { font-size: 16px; }
  .cta .pk.big { padding: 12px 12px; font-size: 10px; }
  .statgrid { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 1ms !important; animation-iteration-count: 1 !important; transition-duration: 1ms !important; }
  .cld { animation: none; }
}
.blk.lay img { width: calc(52px * var(--k)); height: calc(28px * var(--k)); }

/* ------------------------------------------------------------------ how it works: the hoist film, own player */
.how { padding: 150px 16px 0; max-width: 980px; margin: 0 auto; }
.player { position: relative; background: var(--wood); border: 4px solid var(--out); box-shadow: inset 0 -6px 0 var(--wood-dk), 0 8px 0 var(--out); padding: 14px; }
.vp-scr { position: relative; background: var(--ink); border: 4px solid var(--out); aspect-ratio: 16 / 9; }
.vp-scr video { display: block; width: 100%; height: 100%; object-fit: contain; background: var(--ink); cursor: pointer; }
.vp-big { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); gap: 12px; font-family: var(--lab); }
.vp-big:active { transform: translate(-50%, calc(-50% + 6px)); }
.vp-tri { display: inline-block; width: 0; height: 0; border-left: 14px solid currentColor; border-top: 9px solid transparent; border-bottom: 9px solid transparent; }
.vp-pp.on .vp-tri { width: 14px; height: 16px; border: 0; border-left: 5px solid currentColor; border-right: 5px solid currentColor; }
.vp-bar { display: flex; align-items: center; gap: 10px; margin-top: 14px; }
.vp-bar .pk { font: 10px var(--lab); min-height: 44px; }
.vp-pp { width: 52px; }
.vp-tl { position: relative; flex: 1; height: 36px; background: var(--cream); border: 4px solid var(--out); cursor: pointer; touch-action: none; }
.vp-fill { position: absolute; left: 0; top: 0; bottom: 0; max-width: 100%; background: var(--act); }
.vp-k { position: absolute; top: -10px; width: 16px; height: 48px; margin-left: -8px; background: var(--cream-hi); border: 4px solid var(--out); }
.player.drag .vp-k { background: var(--gold); }
.vp-t { min-width: 120px; text-align: center; background: var(--cream-hi); border: 4px solid var(--out); color: var(--ink); padding: 8px; font-size: 15px; font-weight: 700; }
.vp-vol { display: flex; align-items: stretch; cursor: pointer; }
.vp-vol button { position: relative; width: 16px; height: 44px; padding: 0; background: transparent; border: 0; cursor: pointer; }
.vp-vol button::before { content: ""; position: absolute; left: 2px; right: 2px; bottom: 4px; background: var(--cream); border: 3px solid var(--out); }
.vp-vol button:nth-child(1)::before { height: 14px; } .vp-vol button:nth-child(2)::before { height: 20px; } .vp-vol button:nth-child(3)::before { height: 26px; } .vp-vol button:nth-child(4)::before { height: 32px; }
.vp-vol button.on::before { background: var(--act); }
.player:fullscreen { display: flex; flex-direction: column; justify-content: center; padding: 18px; background: var(--ink); }
.player:fullscreen .vp-scr { max-height: calc(100vh - 90px); margin: 0 auto; width: min(100%, calc((100vh - 90px) * 16 / 9)); }
@media (max-width: 640px) { .how { padding-top: 100px; } .vp-vol, .vp-m { display: none; } .vp-t { min-width: 0; font-size: 12px; } .player { padding: 8px; } .vp-bar { gap: 6px; } }
.hud { transition: opacity .25s steps(3); }
body.film .hud { opacity: 0; pointer-events: none; }