/* Follow the Sign, in MAGA Lemmings' arcade look: red banner, cream cards,
 * deep-blue HUD with gold rules, Bangers + Press Start 2P + VT323 (all OFL,
 * self-hosted in ./fonts). Long text stays in a plain system font. */
@font-face { font-family: "Bangers"; src: url("./fonts/bangers.woff2") format("woff2"); font-display: swap; }
@font-face { font-family: "Press Start 2P"; src: url("./fonts/pressstart2p.woff2") format("woff2"); font-display: swap; }
@font-face { font-family: "VT323"; src: url("./fonts/vt323.woff2") format("woff2"); font-display: swap; }

:root {
  --red: #e31c3d;
  --red-dark: #b21e28;
  --blue-deep: #112e51;
  --blue-bright: #0071bc;
  --gold: #d4af37;
  --gold-light: #f4d03f;
  --white: #fff;
  --cream: #f5f0e6;
  --newspaper: #fdf5e6;
  --ink: #1a1a1a;
  --ink-soft: #4a463e;
  --gray: #d4d4d4;
  --panel: rgba(17, 46, 81, .95);
  --glow: rgba(212, 175, 55, .5);
  --display: "Bangers", Impact, "Arial Narrow", sans-serif;
  --pixel: "Press Start 2P", ui-monospace, monospace;
  --term: "VT323", ui-monospace, monospace;
  --text: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gut: 12px;              /* side gutter (safe areas are added on top) */
  --sh: 6px;                /* the cabinet's hard shadow; signs.js reads it */
  color-scheme: light;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body {
  min-height: 100vh;
  padding: 0 max(var(--gut), env(safe-area-inset-right)) 0 max(var(--gut), env(safe-area-inset-left));
  color: var(--ink);
  font: 16px/1.5 var(--text);
  background:
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, .03) 2px, rgba(0, 0, 0, .03) 4px),
    linear-gradient(135deg, var(--cream) 0%, var(--newspaper) 100%);
}
button { font: inherit; color: inherit; }
kbd { font: .5rem/1 var(--pixel); padding: 3px 4px; border: 1px solid currentColor; border-radius: 2px; opacity: .85; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
:focus-visible { outline: 3px solid var(--blue-bright); outline-offset: 2px; }

/* The game column. signs.js measures the window and sets --col, --cw, --ch
 * and --pw so the level is as large as it can be with every control on
 * screen; these fallbacks only matter for the instant before it runs. */
.column {
  width: var(--col, min(100%, 968px));
  margin: 0 auto;
  padding: 18px 0 24px;
  container-type: inline-size;
}
.vh-probe {   /* the smallest the visible window gets, so a browser bar sliding away doesn't resize the level */
  position: fixed; top: 0; left: 0; width: 0; visibility: hidden; pointer-events: none;
  height: calc(100vh - env(safe-area-inset-bottom));
  height: calc(100svh - env(safe-area-inset-bottom));
}

/* ── banner ─────────────────────────────────────────── */
.banner {
  position: relative;
  text-align: center;
  padding: .4rem 8.5rem .35rem;
  margin: 0 6px 14px 0;
  background: var(--red);
  border: 4px solid var(--ink);
  box-shadow: 6px 6px 0 var(--ink), inset 0 0 20px rgba(0, 0, 0, .3);
}
.banner::before {
  content: "★ ★ ★";
  content: "★ ★ ★" / "";
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  padding: 1px 20px; font-size: .8rem; line-height: 1.3; letter-spacing: 8px;
  background: var(--gold); color: var(--ink); border: 2px solid var(--ink);
}
.banner h1 {
  margin: 0;
  font: 400 clamp(1.6rem, 4.4cqi, 2.2rem)/1 var(--display);
  letter-spacing: 4px; text-transform: uppercase; color: var(--white);
  text-shadow: 3px 3px 0 var(--ink), -1px -1px 0 var(--ink), 1px -1px 0 var(--ink), -1px 1px 0 var(--ink);
}
.tagline { margin: .15rem 0 0; font: 1.08rem/1.05 var(--term); font-style: italic; color: var(--gold-light); }
.banner .btn.small { position: absolute; right: .8rem; top: 50%; transform: translateY(-50%); }
.banner :focus-visible { outline-color: var(--white); }

/* ── buttons (MAGA Lemmings' menu buttons) ──────────── */
.btn {
  font: 400 1.4rem/1 var(--display); letter-spacing: 2px; text-transform: uppercase;
  padding: .6rem 1.5rem; cursor: pointer;
  background: var(--red); color: var(--white);
  border: 3px solid var(--ink); box-shadow: 4px 4px 0 var(--ink);
}
.btn.alt { background: var(--blue-deep); }
.btn.small { font-size: 1.05rem; letter-spacing: 1px; padding: .35rem .8rem .3rem; background: var(--gold); color: var(--ink); box-shadow: 3px 3px 0 var(--ink); }
.btn:active { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); }
.banner .btn.small:active { transform: translate(2px, calc(-50% + 2px)); }

/* ── level cards ────────────────────────────────────── */
.levels { display: flex; flex-wrap: wrap; gap: 6px 7px; margin: 0 6px 9px 0; }
.levels button {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .32rem .55rem .27rem; cursor: pointer;
  font: 400 .98rem/1 var(--display); letter-spacing: 1px; text-transform: uppercase;
  color: var(--ink); background: var(--newspaper);
  border: 3px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
}
.levels .n { font: .6rem/1 var(--pixel); color: var(--red-dark); }
.levels .done { color: var(--gold); font-size: .95rem; text-shadow: 1px 1px 0 var(--ink); }
.levels button[aria-current="true"] { background: var(--red); color: var(--white); }
.levels button[aria-current="true"] .n { color: var(--gold-light); }
.levels .rally { background: var(--blue-deep); color: var(--white); }
.levels .rally[aria-current="true"] { background: var(--gold); color: var(--ink); }
.levels button:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--ink); }

/* ── briefing card ──────────────────────────────────── */
.briefing {
  margin: 0 6px 10px 0; padding: .3rem .7rem .35rem;
  font-size: .92rem; line-height: 1.35; color: var(--ink-soft);
  background: var(--newspaper); border: 3px solid var(--ink); box-shadow: 3px 3px 0 var(--ink);
}
.briefing b {
  font: 400 1.15rem/1 var(--display); letter-spacing: 1px; text-transform: uppercase;
  color: var(--red); text-shadow: 1px 1px 0 var(--ink); margin-right: .45rem;
}

/* ── the cabinet: level + HUD ───────────────────────── */
.cabinet { margin-right: var(--sh); border: 4px solid var(--ink); background: var(--blue-deep); box-shadow: var(--sh) var(--sh) 0 var(--ink); }
.stage { position: relative; }
#stage {
  display: block; width: var(--cw, 100%); height: var(--ch, auto); aspect-ratio: 16 / 9;
  cursor: crosshair; touch-action: manipulation;
  background: linear-gradient(#87ceeb 0%, #e0f0ff 60%, #f5f0e6 100%);
}
/* landscape windows: the controls stand beside the level instead of under it */
[data-layout="side"] .cabinet { display: grid; grid-template-columns: var(--cw) var(--pw); grid-template-rows: var(--rowh, var(--ch)); }
[data-layout="side"] .stage { align-self: start; }
/* portrait phones: the level runs edge to edge */
[data-bleed] .cabinet { margin: 0 calc(-1 * var(--gut)); border-left: 0; border-right: 0; box-shadow: none; }
#stage:focus-visible { outline: 3px solid var(--ink); outline-offset: -3px; }
.stage:has(#stage:focus-visible)::before {
  content: ""; position: absolute; inset: 0; z-index: 4; pointer-events: none;
  box-shadow: inset 0 0 0 3px var(--ink), inset 0 0 0 6px var(--gold-light), inset 0 0 0 8px var(--ink);
}
.stage::after {   /* MAGA Lemmings' scanlines */
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0, 0, 0, .03) 2px, rgba(0, 0, 0, .03) 4px);
}
.plan-note {
  position: absolute; left: 50%; top: 10px; transform: translateX(-50%); z-index: 2;
  padding: .1rem .8rem .15rem; white-space: nowrap; pointer-events: none;
  font: 1.35rem/1.15 var(--term); color: var(--white);
  background: var(--panel); border: 2px solid var(--gold); border-radius: 4px; box-shadow: 3px 3px 0 var(--ink);
}
.plan-note b { font-weight: 400; color: var(--gold-light); }

.result {
  position: absolute; inset: 0; z-index: 3;
  display: grid; padding: 12px; overflow: auto;
  background: rgba(17, 46, 81, .8);
  -webkit-backdrop-filter: blur(3px); backdrop-filter: blur(3px);
}
.result .card {
  position: relative; width: min(30rem, 100%); margin: auto; text-align: center;
  padding: 1.5rem 1.4rem 1.35rem;
  background: linear-gradient(135deg, var(--newspaper) 0%, var(--cream) 100%);
  border: 6px solid var(--ink); box-shadow: 12px 12px 0 var(--ink);
}
.result .card::before { content: ""; position: absolute; inset: 7px; border: 2px dashed var(--red); pointer-events: none; }
.r-kicker { margin: 0; font: .7rem/1.4 var(--pixel); color: var(--blue-deep); }
.result h2 {
  margin: .4rem 0 .35rem;
  font: 400 2.6rem/1 var(--display); letter-spacing: 1px; text-transform: uppercase;
  color: var(--red); text-shadow: 3px 3px 0 var(--ink);
}
.result.won h2 { color: #178a35; }
.r-body { margin: 0; font: 1.4rem/1.15 var(--term); color: var(--ink); }
.r-body em { font-style: normal; color: var(--red); }
.result .row { display: flex; flex-wrap: wrap; justify-content: center; gap: .6rem; margin-top: 1rem; }
.result .btn { position: relative; }
/* the level's briefing, shown over the level when the page has scrolled past it */
.intro { cursor: pointer; }
.intro .card { width: min(34rem, 100%); cursor: auto; }
.intro .i-body { margin: 0; font-size: .95rem; line-height: 1.35; color: var(--ink-soft); }
.intro .i-need { margin: .45rem 0 0; font: 1.25rem/1.1 var(--term); color: var(--ink); }
.intro .i-need em { font-style: normal; color: var(--red); }

/* ── HUD: MAGA Lemmings' bottom bar ─────────────────── */
.hud {
  container: hud / inline-size;
  display: flex; flex-wrap: wrap; align-items: center; gap: 7px 14px;
  padding: 8px 10px 9px; color: var(--white);
  background: var(--panel); border-top: 3px solid var(--gold);
}
.hud::before { content: ""; order: 3; flex: 0 0 100%; height: 0; }   /* line break: signs + stats, then readout + controls */
.hud :focus-visible { outline-color: var(--gold-light); }

/* sign buttons are the role buttons: icon, short name, count pill */
.signs { order: 1; display: flex; flex-wrap: wrap; gap: 6px; }
.sign {
  position: relative; display: flex; flex-direction: column; align-items: center; gap: 2px;
  min-width: 4.1rem; padding: 4px 5px 4px; cursor: pointer;
  color: var(--white);
  background: linear-gradient(180deg, var(--blue-bright) 0%, var(--blue-deep) 100%);
  border: 2px solid var(--gold); border-radius: 4px;
}
.ico.px { fill: currentColor; shape-rendering: crispEdges; }
.ico.px .a { fill: var(--gold-light); }
.sign .ico { width: 22px; height: 22px; }
.sign b { font: 400 .92rem/1 var(--display); letter-spacing: .5px; text-transform: uppercase; white-space: nowrap; }
.sign .count {
  min-width: 1.6rem; padding: 2px 4px 1px; text-align: center;
  font: .55rem/1.2 var(--pixel); color: var(--white); background: var(--red); border-radius: 2px;
}
.sign .key {
  position: absolute; top: 2px; left: 3px;
  font: .45rem/1 var(--pixel); color: var(--gold-light); opacity: .9;
}
.sign[aria-checked="true"] { color: var(--ink); background: var(--gold); border-color: var(--white); box-shadow: 0 0 15px var(--glow); }
.sign[aria-checked="true"] .key { color: var(--ink); }
.sign[aria-checked="true"] .ico.px .a { fill: var(--red-dark); }
.sign.empty { opacity: .45; }

/* what the selected sign does */
.readout { order: 4; flex: 1 1 8rem; margin: 0; min-width: 0; font-size: .88rem; line-height: 1.3; color: var(--gray); }
.readout b { font: 400 1.05rem/1 var(--display); letter-spacing: .5px; text-transform: uppercase; color: var(--gold-light); margin-right: .4rem; }

.controls { order: 5; margin-left: auto; display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 6px; }
.ctl {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  min-height: 38px; padding: 5px 10px 4px; cursor: pointer;
  font: 400 1.05rem/1 var(--display); letter-spacing: 1px; text-transform: uppercase;
  color: var(--white); background: var(--blue-deep);
  border: 2px solid var(--gray); border-radius: 4px;
}
.ctl .ico { width: 14px; height: 14px; flex: none; fill: currentColor; }
.ctl kbd { margin-left: 2px; }
.ctl.go { background: var(--red); border-color: var(--white); min-width: 8.6rem; }
.ctl[aria-pressed="true"] { color: var(--ink); background: var(--gold); border-color: var(--white); box-shadow: 0 0 12px var(--glow); }
.ctl.nuke.armed { background: var(--red); border-color: var(--white); }

.stats { order: 2; margin-left: auto; display: flex; gap: 14px; justify-content: flex-end; }
.stat { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.stat-label { font: .6rem/1 var(--pixel); color: var(--gray); }
.stat b { font: 400 .85rem/1 var(--pixel); color: var(--gold-light); }
.stat.timer b { color: var(--white); background: var(--red-dark); padding: 3px 6px 2px; border-radius: 2px; }
.stat.timer.low b { background: var(--red); outline: 2px solid var(--gold-light); }

/* a narrower bar under the level: drop the key hints so it stays two lines */
@container hud (max-width: 810px) {
  .ctl kbd { display: none; }
  .ctl { padding: 5px 8px 4px; }
  .ctl.go { min-width: 6.4rem; }
  .sign { min-width: 3.9rem; }
  .sign b { font-size: .86rem; }
  .stats { gap: 9px; }
  .stat-label { font-size: .52rem; }
  .stat b { font-size: .78rem; }
}

/* ── the HUD as a side panel (landscape windows) ────── */
[data-layout="side"] .hud {
  flex-direction: column; flex-wrap: nowrap; align-items: stretch; gap: 12px;
  min-height: 0; padding: 12px; overflow-y: auto; overscroll-behavior: contain; scrollbar-width: thin;
  border-top: 0; border-left: 3px solid var(--gold);
}
[data-layout="side"] .hud::before { display: none; }
[data-layout="side"] .stats {
  order: 1; margin: 0; display: grid; grid-template-columns: repeat(5, auto); justify-content: space-between; gap: 9px 6px;
  padding-bottom: 10px; border-bottom: 2px solid rgba(212, 175, 55, .45);
}
[data-layout="side"] .stat-label { font-size: .55rem; }
[data-layout="side"] .stat b { font-size: .8rem; }
[data-layout="side"] .signs { order: 2; display: grid; grid-template-columns: repeat(auto-fill, minmax(4.4rem, 1fr)); gap: 6px; }
[data-layout="side"] .sign { min-width: 0; padding: 6px 3px 5px; }
[data-layout="side"] .sign b { font-size: .9rem; }
[data-layout="side"] .readout { order: 3; flex: none; }
[data-layout="side"] .readout b { display: block; margin: 0 0 3px; }
[data-layout="side"] .controls { order: 4; margin: auto 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
[data-layout="side"] .ctl { min-height: 44px; padding: 5px 6px 4px; }
[data-layout="side"] .ctl.go { min-width: 0; }
@container hud (max-width: 300px) {
  [data-layout="side"] .stats { grid-template-columns: repeat(3, 1fr); justify-items: center; }
  [data-layout="side"] .ctl kbd { display: none; }
}
/* a narrow panel (phones held sideways): icon-only signs, the selected one is named in the readout */
[data-panel="narrow"] .hud { gap: 8px; padding: 7px 7px 8px; }
[data-panel="narrow"] .stats { gap: 7px 4px; padding-bottom: 7px; }
[data-panel="narrow"] .stat { gap: 4px; }
[data-panel="narrow"] .stat-label { font-size: .45rem; }
[data-panel="narrow"] .stat b { font-size: .66rem; }
[data-panel="narrow"] .stat.timer b { padding: 2px 4px 1px; }
[data-panel="narrow"] .signs { grid-template-columns: repeat(auto-fill, minmax(44px, 1fr)); gap: 5px; }
[data-panel="narrow"] .sign { min-height: 46px; padding: 8px 2px 4px; gap: 3px; }
[data-panel="narrow"] .sign b { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[data-panel="narrow"] .readout { font-size: .8rem; line-height: 1.25; }
[data-panel="narrow"] .readout b { font-size: .95rem; }
[data-panel="narrow"] .controls { gap: 5px; }
[data-panel="narrow"] .ctl { min-height: 44px; padding: 4px 4px 3px; gap: 4px; font-size: .88rem; letter-spacing: .5px; line-height: 1.05; text-align: center; }
[data-panel="narrow"] .ctl .ico { width: 12px; height: 12px; }

.colophon { margin: 16px 0 0; font-size: .85rem; color: var(--ink-soft); }
.colophon a { color: var(--blue-deep); }
.turn-tip { display: none; margin: 12px 0 0; font: 1.15rem/1.2 var(--term); text-align: center; color: var(--blue-deep); }
@media (orientation: portrait) and (pointer: coarse) {
  [data-bleed] .turn-tip { display: block; }
}

/* ── How to play ────────────────────────────────────── */
.howto {
  width: min(44rem, 94vw); max-height: 90vh; padding: 9px; overflow: auto;
  color: var(--ink); background: linear-gradient(135deg, var(--newspaper) 0%, var(--cream) 100%);
  border: 6px solid var(--ink); box-shadow: 12px 12px 0 var(--ink);
}
.howto::backdrop { background: rgba(17, 46, 81, .9); -webkit-backdrop-filter: blur(4px); backdrop-filter: blur(4px); }
.card-in { border: 2px dashed var(--red); padding: 1.1rem 1.4rem 1.3rem; }
.howto h2 {
  margin: 0 0 .5rem; text-align: center;
  font: 400 2.7rem/1 var(--display); letter-spacing: 2px; text-transform: uppercase;
  color: var(--red); text-shadow: 3px 3px 0 var(--ink);
}
.howto h2:focus { outline: none; }
.howto h3 {
  margin: 1.15rem 0 .35rem;
  font: 400 1.4rem/1.1 var(--display); letter-spacing: 1px; text-transform: uppercase; color: var(--blue-deep);
}
.howto p, .howto li { margin: .3rem 0; }
.howto ul { padding-left: 1.2rem; }
.howto .lead { font-size: 1.05rem; }
.howto .example { border-left: 4px solid var(--gold); padding-left: .8rem; }
.sign-list { margin: .5rem 0; display: grid; gap: .45rem; }
.sign-list div { display: grid; grid-template-columns: 12.5rem 1fr; gap: .8rem; align-items: center; }
.sign-list dt {
  display: flex; align-items: center; gap: 7px; padding: 4px 8px 3px 5px;
  font: 400 1.02rem/1 var(--display); letter-spacing: .5px; text-transform: uppercase; color: var(--white);
  background: linear-gradient(180deg, var(--blue-bright) 0%, var(--blue-deep) 100%);
  border: 2px solid var(--gold); border-radius: 4px;
}
.sign-list dt .ico { width: 24px; height: 24px; flex: none; }
.sign-list dd { margin: 0; }
.howto form { text-align: center; margin-top: 1.3rem; }

/* ── hover lift, only for people who don't mind motion ─ */
@media (hover: hover) and (prefers-reduced-motion: no-preference) {
  .btn, .levels button, .sign, .ctl { transition: transform .1s ease, box-shadow .1s ease, background-color .1s ease; }
  .btn:hover { transform: translate(-2px, -2px); box-shadow: 6px 6px 0 var(--ink); }
  .btn:active { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--ink); }
  .banner .btn.small:hover { transform: translate(-2px, calc(-50% - 2px)); box-shadow: 5px 5px 0 var(--ink); }
  .levels button:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--ink); }
  .sign:hover { transform: translateY(-2px); box-shadow: 0 4px 8px rgba(0, 0, 0, .4), 0 0 10px var(--glow); }
  .ctl:not(.go):not([aria-pressed="true"]):hover { background: var(--blue-bright); border-color: var(--white); }
  .ctl.go:hover { background: #f23a57; }
  .ctl.nuke:hover { background: var(--red); border-color: var(--white); }
  .ctl.nuke.armed { animation: nuke-pulse .6s ease infinite; }
  .stat.timer.low b { animation: blink 1s steps(2, jump-none) infinite; }
}
@media (hover: none) and (prefers-reduced-motion: no-preference) {
  .ctl.nuke.armed { animation: nuke-pulse .6s ease infinite; }
}
@keyframes nuke-pulse { 0%, 100% { transform: scale(1); } 50% { transform: scale(1.06); } }
@keyframes blink { 0% { background: var(--red); } 100% { background: var(--red-dark); } }

/* ── short laptop screens: tighter cards above the level ── */
@media (min-width: 721px) and (max-height: 940px) {
  .column { padding-top: 16px; }
  .banner { padding: .26rem 8.5rem .22rem; margin-bottom: 10px; }
  .banner h1 { font-size: clamp(1.45rem, 4cqi, 1.8rem); }
  .tagline { font-size: .95rem; margin-top: 0; }
  .banner .btn.small { font-size: .98rem; padding: .28rem .7rem .24rem; }
  .levels { margin-bottom: 8px; }
  .levels button { padding: .26rem .5rem .22rem; font-size: .92rem; }
  .briefing { padding: .22rem .6rem .28rem; margin-bottom: 8px; font-size: .88rem; line-height: 1.3; }
  .briefing b { font-size: 1.05rem; }
}

/* ── phones ─────────────────────────────────────────── */
@media (max-width: 720px) {
  :root { --gut: 8px; --sh: 4px; }
  .column { padding-top: 16px; }
  .banner {
    display: grid; grid-template-columns: 1fr auto; align-items: center; gap: .3rem .6rem; text-align: left;
    padding: .5rem .55rem .4rem .7rem; margin-right: 4px; box-shadow: 4px 4px 0 var(--ink), inset 0 0 20px rgba(0, 0, 0, .3);
  }
  .banner h1 { letter-spacing: 2px; font-size: 1.55rem; }
  .tagline { grid-column: 1 / -1; margin: 0; font-size: .98rem; }
  .banner .btn.small { position: static; transform: none; grid-column: 2; grid-row: 1; font-size: .95rem; padding: .32rem .6rem .26rem; }
  .banner .btn.small:active { transform: translate(2px, 2px); }
  .banner .btn.small:hover { transform: translate(-2px, -2px); }
  .levels { flex-wrap: nowrap; overflow-x: auto; margin-right: 0; padding: 2px 4px 6px 0; scrollbar-width: thin; }
  .levels button { flex: none; }
  .briefing { font-size: .9rem; margin-right: 4px; }
  .briefing b { font-size: 1.15rem; }
  .plan-note { font-size: 1.05rem; top: 6px; }
  [data-layout="stack"] .hud { padding: 8px 7px 9px; }
  [data-layout="stack"] .hud::before { display: none; }
  [data-layout="stack"] .stats { order: 0; flex: 1 1 100%; margin: 0; justify-content: space-between; gap: 6px; }
  [data-layout="stack"] .signs { flex: 1 1 100%; }
  [data-layout="stack"] .readout { flex-basis: 100%; font-size: .85rem; }
  [data-layout="stack"] .controls { flex: 1 1 100%; margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 7px; }
  [data-layout="stack"] .stat-label { font-size: .5rem; }
  [data-layout="stack"] .stat b { font-size: .72rem; }
  [data-layout="stack"] .sign { flex: 1 1 0; min-width: 3.9rem; max-width: 7rem; padding: 6px 4px 5px; }
  [data-layout="stack"] .sign b { font-size: .85rem; }
  [data-layout="stack"] .ctl { min-height: 44px; }
  [data-layout="stack"] .ctl.go { min-width: 0; }
  .ctl kbd { display: none; }
  .howto { padding: 6px; border-width: 4px; box-shadow: 6px 6px 0 var(--ink); }
  .card-in { padding: .9rem .9rem 1rem; }
  .howto h2 { font-size: 2.1rem; }
  .sign-list div { grid-template-columns: 1fr; gap: .25rem; }
  .sign-list dt { justify-self: start; }
}

/* ── short landscape screens (phones held sideways): one-line banner ── */
@media (max-height: 520px) and (min-width: 560px) {
  :root { --sh: 4px; }
  .column { padding-top: 15px; }
  .banner {
    display: flex; align-items: baseline; justify-content: flex-start; gap: .8rem; text-align: left;
    padding: .3rem .5rem .25rem .8rem; margin: 0 4px 8px 0; box-shadow: 4px 4px 0 var(--ink), inset 0 0 20px rgba(0, 0, 0, .3);
  }
  .banner::before { left: auto; right: 9rem; transform: none; }
  .banner h1 { font-size: 1.45rem; letter-spacing: 2px; }
  .tagline { margin: 0; font-size: .95rem; }
  .banner .btn.small { position: static; transform: none; margin-left: auto; align-self: center; font-size: .92rem; padding: .26rem .6rem .22rem; }
  .banner .btn.small:active { transform: translate(2px, 2px); }
  .banner .btn.small:hover { transform: translate(-2px, -2px); }
  .levels { flex-wrap: nowrap; overflow-x: auto; margin: 0 0 6px; padding: 2px 4px 6px 0; scrollbar-width: thin; }
  .levels button { flex: none; padding: .26rem .5rem .22rem; font-size: .9rem; }
  .briefing { padding: .2rem .6rem .25rem; margin: 0 4px 8px 0; font-size: .86rem; line-height: 1.3; }
  .briefing b { font-size: 1.02rem; }
  .ctl kbd { display: none; }
  .howto { max-height: 94vh; padding: 6px; border-width: 4px; box-shadow: 6px 6px 0 var(--ink); }
  .card-in { padding: .8rem 1rem .9rem; }
  .howto h2 { font-size: 2rem; }
}

/* ── a small level (under about 430px tall): compact cards over it ── */
[data-small] .plan-note { font-size: 1.05rem; top: 6px; }
[data-small] .result { padding: 6px; }
[data-small] .result .card { padding: .8rem .8rem .75rem; border-width: 4px; box-shadow: 6px 6px 0 var(--ink); }
[data-small] .result .card::before { inset: 4px; }
[data-small] .r-kicker { font-size: .5rem; }
[data-small] .result h2 { font-size: 1.6rem; margin: .25rem 0; text-shadow: 2px 2px 0 var(--ink); }
[data-small] .r-body { font-size: 1.1rem; }
[data-small] .intro .i-body { font-size: .85rem; line-height: 1.3; }
[data-small] .intro .i-need { font-size: 1.1rem; margin-top: .3rem; }
[data-small] .result .row { margin-top: .5rem; gap: .4rem; }
[data-small] .result .btn { font-size: 1.05rem; padding: .4rem .8rem; box-shadow: 3px 3px 0 var(--ink); }

@media (prefers-reduced-motion: reduce) { *, *::before, *::after { transition: none !important; animation: none !important; } }

/* Double-tap zoom: touch-action is intersected across every ancestor, so
   manipulation on the root stops double-tap zoom page-wide (readouts, gaps
   between controls, sheet backdrops) while pinch zoom still works. */
html, body { touch-action: manipulation; }