/* packages/web/global.css */
:root {
  --bg-screen: #f5f4ed;
  --bg-surface: #fff;
  --text-main: #232533;
  --text-muted: #686d76;
  --border-ui: #3a3d4d;
  --color-tank-a: #ff4757;
  --color-tank-a-shade: #c41829;
  --color-tank-a-ink: #c41829;
  --color-tank-a-tint: #ffe7e9;
  --color-tank-b: #1e90ff;
  --color-tank-b-shade: #0e5fb8;
  --color-tank-b-ink: #0e5fb8;
  --color-tank-b-tint: #e4f0ff;
  --color-coin-gold: #ffa502;
  --color-coin-gold-shade: #d67000;
  --color-coin-gold-ink: #9a4d00;
  --color-coin-gold-tint: #fff0d4;
  --color-shield-cyan: #00d2d3;
  --color-shield-cyan-shade: #01a3a4;
  --color-shield-cyan-ink: #006b6c;
  --color-shield-cyan-tint: #d9f7f7;
  --color-leaf-green: #2ed573;
  --color-leaf-green-shade: #17a05d;
  --color-leaf-green-ink: #11773f;
  --color-leaf-green-tint: #ddf7e8;
  --color-field-empty: #efeeda;
  --color-field-brick: #e67e22;
  --color-field-steel: #747d8c;
  --color-field-water: #70a1ff;
  --bg: var(--bg-screen);
  --bg-soft: #f1efe6;
  --bg-deep: #e9e6d8;
  --panel: var(--bg-surface);
  --panel-2: #f8f7f1;
  --line: var(--border-ui);
  --line-soft: #d6d2c4;
  --text: var(--text-main);
  --text-sub: #5c616b;
  --text-faint: var(--text-muted);
  --text-on-color: #fff;
  --brand: var(--color-tank-a);
  --brand-strong: var(--color-tank-a-shade);
  --brand-ink: var(--color-tank-a-ink);
  --brand-soft: var(--color-tank-a-tint);
  --brand-text: var(--text-on-color);
  --accent: var(--color-tank-b);
  --accent-strong: var(--color-tank-b-shade);
  --accent-ink: var(--color-tank-b-ink);
  --accent-soft: var(--color-tank-b-tint);
  --focus: var(--color-tank-b);
  --player-a: var(--color-tank-a);
  --player-a-deep: var(--color-tank-a-shade);
  --player-a-ink: var(--color-tank-a-ink);
  --player-a-soft: var(--color-tank-a-tint);
  --player-b: var(--color-tank-b);
  --player-b-deep: var(--color-tank-b-shade);
  --player-b-ink: var(--color-tank-b-ink);
  --player-b-soft: var(--color-tank-b-tint);
  --ok: var(--color-leaf-green);
  --ok-strong: var(--color-leaf-green-shade);
  --ok-ink: var(--color-leaf-green-ink);
  --ok-soft: var(--color-leaf-green-tint);
  --warn: var(--color-coin-gold);
  --warn-strong: var(--color-coin-gold-shade);
  --warn-ink: var(--color-coin-gold-ink);
  --warn-soft: var(--color-coin-gold-tint);
  --danger: var(--color-tank-a);
  --danger-strong: var(--color-tank-a-shade);
  --danger-ink: var(--color-tank-a-ink);
  --danger-soft: var(--color-tank-a-tint);
  --shield: var(--color-shield-cyan);
  --shield-strong: var(--color-shield-cyan-shade);
  --shield-ink: var(--color-shield-cyan-ink);
  --shield-soft: var(--color-shield-cyan-tint);
  --blk-move: var(--color-tank-b);
  --blk-move-soft: var(--color-tank-b-tint);
  --blk-move-strong: var(--color-tank-b-shade);
  --blk-attack: var(--color-tank-a);
  --blk-attack-soft: var(--color-tank-a-tint);
  --blk-attack-strong: var(--color-tank-a-shade);
  --blk-control: var(--color-coin-gold);
  --blk-control-soft: var(--color-coin-gold-tint);
  --blk-control-strong: var(--color-coin-gold-shade);
  --blk-var: var(--color-shield-cyan);
  --blk-var-soft: var(--color-shield-cyan-tint);
  --blk-var-strong: var(--color-shield-cyan-shade);
  --blk-other: #9a9da6;
  --blk-other-soft: var(--panel-2);
  --blk-other-strong: #6e717b;
  --cell-empty: var(--color-field-empty);
  --cell-empty-2: #e8e7cf;
  --cell-brick: var(--color-field-brick);
  --cell-brick-hi: #f7ae66;
  --cell-brick-edge: #9e4b0e;
  --cell-brick-weak: #d06a15;
  --cell-steel: var(--color-field-steel);
  --cell-steel-hi: #aeb6c2;
  --cell-steel-edge: #4d5462;
  --cell-water: var(--color-field-water);
  --cell-water-hi: #bbd3ff;
  --grid-line: #dcdac0;
  --shrink-danger: #ff475747;
  --shrink-wall: #6e5a73;
  --tank-mark: #fff;
  --tank-edge: var(--border-ui);
  --missile: var(--color-coin-gold);
  --missile-edge: var(--border-ui);
  --missile-trail: #d6700073;
  --explosion: #ff7b22;
  --explosion-core: #ffd84d;
  --barrier-arc: #00d2d373;
  --barrier-edge: var(--color-shield-cyan-shade);
  --supply: var(--color-coin-gold);
  --supply-edge: var(--color-coin-gold-shade);
  --path-guide: #17a05de6;
  --lead-guide: #d81b60;
  --bounce-guide: var(--color-tank-a-ink);
  --chart-axis: #8c8f98;
  --chart-grid: #e6e3d6;
  --chart-hit: var(--color-leaf-green-shade);
  --chart-miss: var(--color-tank-a);
  --heat: var(--color-tank-a);
  --heat-low: #ff475729;
  --heat-high: #ff4757d9;
  --bw: 2.5px;
  --bw-sm: 2px;
  --radius-plate: 20px;
  --radius: 16px;
  --radius-sm: 10px;
  --shade-plate: #d3cebe;
  --shadow-plate: 0 4px 0 var(--shade-plate);
  --shadow-part: 0 3px 0 var(--shade-plate);
  --shadow-pop: 0 6px 0 var(--shade-plate);
  --shadow-inset: inset 0 3px 0 var(--bg-deep);
  --scrim: #23253394;
  --font: "Segoe UI", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "BIZ UDPGothic", "Yu Gothic UI", "Meiryo", sans-serif;
  --font-mono: "Cascadia Code", "Consolas", "BIZ UDGothic", "MS Gothic", monospace;
}

/* packages/web/app.css */
* {
  box-sizing: border-box;
}

[hidden] {
  display: none !important;
}

html, body {
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font);
  --buncss-light: initial;
  --buncss-dark: ;
  color-scheme: light;
  margin: 0;
  padding: 0;
  font-size: 16px;
  line-height: 1.6;
}

body {
  min-height: 100vh;
}

html, body {
  overflow-x: clip;
}

button, input, select, textarea {
  font-family: inherit;
}

canvas {
  display: block;
}

a {
  color: var(--accent-ink);
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

#app {
  max-width: 1560px;
  margin: 0 auto;
  padding: 0 16px 48px;
}

.topbar {
  display: flex;
  margin-inline-start: calc(50% - 50vw);
  margin-inline-end: calc(50% - 50vw);
  background: var(--panel);
  border-bottom: 3px solid var(--line);
  box-shadow: var(--shadow-plate);
  flex-wrap: wrap;
  align-items:  center;
  gap: 14px;
  margin-bottom: 4px;
  padding: 9px calc(50vw - 50% + 16px) 11px;
}

.topbar .logo {
  letter-spacing: .02em;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  font-size: 22px;
  font-weight: 900;
}

.topbar .logo .accent {
  color: var(--brand-ink);
}

.topbar nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.navbtn-icon {
  margin-right: 4px;
}

.navbtn-short {
  display: none;
}

.navbtn {
  display: inline-flex;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  box-shadow: 0 3px 0 var(--line);
  align-items:  center;
  min-height: 40px;
  padding: 5px 14px;
  transition: transform 50ms, box-shadow 50ms;
  font-size: 15px;
  font-weight: 800;
}

.navbtn:hover {
  background: var(--panel-2);
}

.navbtn:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(3px);
}

.navbtn.active {
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 var(--line);
  transform: translateY(3px);
}

@media (max-width: 640px) {
  .topbar {
    flex-wrap: nowrap;
  }

  .topbar .logo {
    font-size: 19px;
  }

  .topbar nav {
    position: fixed;
    z-index: 40;
    padding: 4px 4px calc(4px + env(safe-area-inset-bottom, 0px));
    background: var(--panel);
    border-top: 3px solid var(--line);
    box-shadow: 0 -4px 0 var(--shade-plate);
    flex-wrap: nowrap;
    justify-content: space-around;
    gap: 2px;
    inset: auto 0 0;
  }

  .navbtn {
    display: flex;
    box-shadow: none;
    white-space: nowrap;
    background: none;
    border: 0;
    flex-direction: column;
    flex: 1 1 0;
    justify-content: center;
    align-items:  center;
    gap: 1px;
    min-width: 0;
    min-height: 46px;
    padding: 5px 2px;
    font-size: 10px;
    font-weight: 800;
    line-height: 1.2;
  }

  .navbtn:hover {
    background: none;
  }

  .navbtn:active {
    transform: none;
  }

  .navbtn-icon {
    margin-right: 0;
    font-size: 19px;
    line-height: 1.1;
  }

  .navbtn-short {
    display: inline;
  }

  .navbtn-short + .navbtn-label {
    display: none;
  }

  .navbtn.active {
    box-shadow: inset 0 -4px 0 var(--accent);
    background: var(--accent-soft);
    border-radius: var(--radius-sm) var(--radius-sm) 4px 4px;
    border: 0;
    transform: none;
  }

  #app {
    padding-bottom: calc(62px + env(safe-area-inset-bottom, 0px));
  }
}

.card {
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-plate);
  box-shadow: var(--shadow-plate);
  padding: 18px;
}

.btn {
  --btn-face: var(--panel);
  --btn-edge: var(--line);
  --btn-shade: var(--line);
  --btn-ink: var(--text);
  --btn-lift: 4px;
  position: relative;
  display: inline-flex;
  border: var(--bw) solid var(--btn-edge);
  border-bottom-color: var(--btn-shade);
  background: var(--btn-face);
  color: var(--btn-ink);
  border-radius: var(--radius);
  text-decoration: none;
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  -webkit-tap-highlight-color: transparent;
  box-shadow: 0 var(--btn-lift) 0 var(--btn-shade);
  justify-content: center;
  align-items:  center;
  gap: 8px;
  min-height: 40px;
  padding: 7px 18px;
  transition: transform 50ms, box-shadow 50ms, filter .1s;
  font-size: 15px;
  font-weight: 800;
  line-height: 1.3;
}

.btn:hover {
  background-color: var(--panel-2);
}

.btn:active {
  transform: translateY(var(--btn-lift));
  box-shadow: 0 0 0 var(--btn-shade);
}

.btn:active:before {
  content: "";
  position: absolute;
  left: calc(-1 * var(--bw));
  right: calc(-1 * var(--bw));
  height: calc(var(--btn-lift)  + var(--bw)  + 2px);
  bottom: 100%;
}

.btn.primary {
  --btn-face: var(--brand);
  --btn-shade: var(--brand-strong);
  --btn-ink: var(--brand-text);
  text-shadow: 0 2px 0 var(--brand-strong);
  font-weight: 900;
}

.btn.primary:hover {
  background-color: var(--brand);
  filter: brightness(1.06);
}

.btn.danger {
  --btn-edge: var(--danger-strong);
  --btn-shade: var(--danger-strong);
  --btn-ink: var(--danger-ink);
}

.btn.ghost {
  --btn-face: transparent;
  --btn-lift: 0px;
}

.btn.ghost:hover {
  background-color: var(--panel);
}

.btn:disabled {
  --btn-face: var(--bg-soft);
  --btn-edge: var(--line-soft);
  --btn-shade: var(--line-soft);
  --btn-ink: var(--text-faint);
  box-shadow: none;
  text-shadow: none;
  filter: none;
  cursor: not-allowed;
  border-style: dashed;
  transform: none;
}

.btn:disabled:hover, .btn.primary:disabled:hover {
  background-color: var(--btn-face);
  filter: none;
}

.btn:disabled:active:before {
  content: none;
}

.btn.big {
  --btn-lift: 5px;
  min-height: 52px;
  padding: 11px 26px;
  font-size: 17px;
}

.btn.small {
  --btn-lift: 3px;
  border-width: var(--bw-sm);
  border-radius: 12px;
  min-height: 36px;
  padding: 4px 13px;
  font-size: 14px;
}

.tag {
  display: inline-block;
  border: var(--bw-sm) solid var(--line-soft);
  background: var(--panel-2);
  color: var(--text-sub);
  border-radius: 999px;
  padding: 1px 10px;
  font-size: 13px;
  font-weight: 800;
}

.tag.ok {
  background: var(--ok-soft);
  color: var(--ok-ink);
  border-color: var(--ok-strong);
}

.tag.warn {
  background: var(--warn-soft);
  color: var(--warn-ink);
  border-color: var(--warn-strong);
}

.tag.danger {
  background: var(--panel);
  color: var(--danger-ink);
  border-color: var(--danger-strong);
}

.tag.brand {
  background: var(--brand-soft);
  color: var(--brand-ink);
  border-color: var(--brand-strong);
}

.tag.a {
  background: var(--player-a-soft);
  color: var(--player-a-ink);
  border-color: var(--player-a);
}

.tag.b {
  background: var(--player-b-soft);
  color: var(--player-b-ink);
  border-color: var(--player-b);
}

.sub {
  color: var(--text-sub);
  font-size: 15px;
}

.faint {
  color: var(--text-faint);
  font-size: 13.5px;
}

h1 {
  margin: 18px 0 6px;
  font-size: 27px;
  font-weight: 900;
}

h2 {
  margin: 14px 0 8px;
  font-size: 21px;
  font-weight: 900;
}

h3 {
  margin: 10px 0 6px;
  font-size: 17px;
  font-weight: 800;
}

.is-nope {
  animation: toy-nope .32s ease-in-out;
}

@keyframes toy-nope {
  0%, 100% {
    translate: 0;
  }

  20% {
    translate: -5px;
  }

  40% {
    translate: 5px;
  }

  60% {
    translate: -3px;
  }

  80% {
    translate: 2px;
  }
}

.menu-body {
  display: flex;
  flex-direction: column;
  gap: clamp(16px, 2.2vh, 26px);
}

.menu-body > [data-status]:empty {
  display: none;
}

.hero {
  text-align: center;
  padding: clamp(12px, 2.6vh, 26px) 10px clamp(4px, .8vh, 10px);
}

.hero h1 {
  letter-spacing: -.02em;
  text-shadow: 0 3px 0 var(--shade-plate);
  margin: 0 0 6px;
  font-size: clamp(30px, 4.4vw, 46px);
  font-weight: 900;
}

.hero .accent {
  color: var(--brand);
  text-shadow: 0 3px 0 var(--brand-strong);
}

.hero .sub {
  max-width: 44em;
  margin: 0 auto;
  font-size: clamp(15px, 1.35vw, 17px);
}

.menu-deck {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(250px, .85fr);
  align-items: stretch;
  gap: clamp(12px, 1.4vw, 18px);
}

.menu-mission {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr);
  overflow: hidden;
  box-shadow: 0 6px 0 var(--shade-plate);
  border-width: 3px;
  gap: clamp(14px, 2vw, 26px);
  padding: clamp(20px, 2vw, 28px) clamp(16px, 1.8vw, 24px) clamp(16px, 1.8vw, 24px);
}

.menu-mission:before {
  content: "";
  position: absolute;
  background: var(--brand);
  border-bottom: var(--bw-sm) solid var(--line);
  height: 8px;
  inset: 0 0 auto;
}

.menu-mission-main {
  min-width: 0;
}

.menu-mission-label {
  letter-spacing: .06em;
  color: var(--brand-ink);
  margin: 0 0 2px;
  font-size: 14px;
  font-weight: 900;
}

.menu-mission-title {
  letter-spacing: -.01em;
  margin: 0 0 6px;
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 900;
  line-height: 1.3;
}

.menu-mission-lead {
  color: var(--text-sub);
  margin: 0 0 16px;
  font-size: 15.5px;
}

.menu-mission-title + .btn {
  margin-top: 10px;
}

.menu-mission-lead b {
  font-family: var(--font-mono);
  color: var(--text);
  font-size: 17px;
}

.menu-mission-boss {
  color: var(--text-sub);
  margin: 14px 0 0;
  font-size: 14px;
}

.menu-mission-boss b {
  color: var(--warn-ink);
}

.btn.huge {
  --btn-lift: 6px;
  border-radius: var(--radius);
  text-align: center;
  border-width: 3px;
  width: 100%;
  min-height: 60px;
  padding: 12px 18px;
  font-size: clamp(16px, 1.45vw, 20px);
  font-weight: 900;
}

.menu-gauge {
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  box-shadow: var(--shadow-inset);
  align-self: stretch;
  min-width: 0;
  padding: 14px;
}

.menu-gauge-head {
  display: flex;
  align-items: baseline;
  gap: 7px;
  margin: 0 0 8px;
}

.menu-gauge-head b {
  font-family: var(--font-mono);
  letter-spacing: -.03em;
  color: var(--text);
  font-size: 34px;
  font-weight: 900;
  line-height: 1;
}

.menu-gauge-head span {
  color: var(--text-sub);
  font-size: 14px;
}

.menu-pips {
  display: flex;
  list-style: none;
  flex-wrap: wrap;
  gap: 6px;
  margin: 12px 0 3px;
  padding: 0;
}

.menu-pip {
  display: flex;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: 0 3px 0 var(--line);
  font-family: var(--font-mono);
  color: var(--text);
  flex: 1 1 0;
  justify-content: center;
  align-items:  center;
  min-width: 30px;
  height: 32px;
  font-size: 14px;
  font-weight: 900;
}

.menu-pip.done {
  background: var(--ok);
  box-shadow: 0 3px 0 var(--ok-strong);
}

.menu-pip.current {
  background: var(--warn);
  box-shadow: 0 3px 0 var(--warn-strong);
}

.menu-pip.locked {
  border-style: dashed;
  border-color: var(--text-faint);
  box-shadow: none;
  color: var(--text-faint);
  background: none;
  font-size: 12px;
}

.menu-record {
  border-top: var(--bw-sm) dashed var(--line-soft);
  display: grid;
  gap: 5px;
  margin: 12px 0 0;
  padding-top: 10px;
}

.menu-record > div {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 10px;
}

.menu-record dt {
  color: var(--text-sub);
  font-size: 13.5px;
}

.menu-record dd {
  text-align: right;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
  margin: 0;
  font-size: 14px;
  font-weight: 900;
}

.menu-flow {
  display: grid;
  grid-template-rows: repeat(3, minmax(min-content, 1fr));
  list-style: none;
  align-content: stretch;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.flow-step {
  position: relative;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  background: var(--panel);
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-part);
  border-left-width: 7px;
  align-items:  start;
  gap: 12px;
  padding: 12px 14px;
}

.flow-step:not(:last-child):before {
  content: "";
  position: absolute;
  left: 22px;
  top: calc(100% + var(--bw-sm));
  background: var(--line);
  width: 4px;
  height: 12px;
}

.flow-step .flow-ico {
  font-size: 26px;
  line-height: 1.1;
}

.flow-body {
  display: grid;
  gap: 3px;
  min-width: 0;
}

.flow-body b {
  font-size: 15.5px;
  font-weight: 900;
}

.flow-count {
  background: var(--bg-soft);
  border: var(--bw-sm) solid var(--line);
  font-family: var(--font-mono);
  color: var(--text);
  border-radius: 999px;
  justify-self: start;
  margin-top: 4px;
  padding: 0 10px;
  font-size: 13.5px;
  font-weight: 900;
}

.flow-step.now {
  border-left-color: var(--warn);
  background: var(--warn-soft);
  box-shadow: 0 3px 0 var(--warn-strong);
}

.flow-step.now b:after {
  content: "いまここ";
  border: var(--bw-sm) solid var(--line);
  background: var(--warn);
  color: var(--text);
  vertical-align: 2px;
  white-space: nowrap;
  border-radius: 999px;
  margin-left: 8px;
  padding: 0 8px;
  font-size: 11.5px;
  font-weight: 900;
}

.flow-meter {
  background: var(--bg-deep);
  border: var(--bw-sm) solid var(--line);
  overflow: hidden;
  border-radius: 999px;
  width: 100%;
  height: 18px;
  padding: 2px;
}

.flow-meter-fill {
  border-radius: inherit;
  background: var(--ok);
  box-shadow: inset 0 -3px 0 var(--ok-strong);
  height: 100%;
}

.flow-cpu-row {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 7px;
}

.flow-cpu {
  background: var(--bg-soft);
  border: var(--bw-sm) solid var(--line);
  border-radius: 4px;
  width: 14px;
  height: 14px;
}

.flow-cpu.beaten {
  background: var(--ok);
}

.menu-status + .hero-panels {
  margin-top: 14px;
}

.hero-panels {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
}

.hero-panel {
  display: flex;
  flex-direction: column;
  padding: 14px;
}

.hero-panel-title {
  color: var(--text-sub);
  margin-bottom: 8px;
  font-size: 14.5px;
  font-weight: 900;
}

.hero-panel .kt-frame {
  overflow-y: auto;
  max-height: min(600px, 62vh);
}

.demo-wrap {
  position: relative;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: center;
}

.demo-canvas {
  aspect-ratio: 20 / 15;
  background: var(--bg-soft);
  box-shadow: 0 0 0 var(--bw) var(--line), 0 calc(var(--bw)  + 4px) 0 var(--bw) var(--shade-plate);
  border-radius: 12px;
  width: 100%;
}

.demo-play {
  position: absolute;
  width: -moz-fit-content;
  width: fit-content;
  height: -moz-fit-content;
  height: fit-content;
  margin: auto;
  inset: 0;
}

.menu-status {
  display: grid;
  gap: 10px;
}

.menu-status p {
  margin: 0;
}

.menu-status-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

@media (max-width: 1120px) {
  .menu-deck {
    grid-template-columns: minmax(0, 1fr);
  }

  .menu-flow {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    grid-template-rows: auto;
    align-content:  start;
  }

  .flow-step:not(:last-child):before {
    left: calc(100% + var(--bw-sm));
    width: 12px;
    height: 4px;
    top: 22px;
  }
}

@media (max-width: 760px) {
  .menu-mission, .menu-flow {
    grid-template-columns: minmax(0, 1fr);
  }

  .flow-step:not(:last-child):before {
    left: 22px;
    top: calc(100% + var(--bw-sm));
    width: 4px;
    height: 12px;
  }

  .hero-panels {
    grid-template-columns: minmax(0, 1fr);
  }
}

.about {
  display: grid;
  gap: clamp(18px, 2.2vh, 26px);
  margin: clamp(40px, 6vh, 72px) 0 0;
}

.about-sec {
  margin: 0;
  padding: clamp(18px, 2.2vw, 30px);
}

.about-sec {
  --sec-color: var(--brand);
  --sec-shade: var(--brand-strong);
}

.about-sec:nth-of-type(2) {
  --sec-color: var(--accent);
  --sec-shade: var(--accent-strong);
}

.about-sec:nth-of-type(3) {
  --sec-color: var(--warn);
  --sec-shade: var(--warn-strong);
}

.about-sec:nth-of-type(4) {
  --sec-color: var(--shield);
  --sec-shade: var(--shield-strong);
}

.about-sec h2 {
  display: flex;
  align-items:  center;
  gap: 12px;
  margin: 0 0 16px;
  font-size: clamp(19px, 1.9vw, 23px);
  font-weight: 900;
  line-height: 1.45;
}

.about-sec h2:before {
  content: "";
  border: var(--bw-sm) solid var(--line);
  background: var(--sec-color);
  box-shadow: 0 3px 0 var(--sec-shade);
  border-radius: 999px;
  flex: none;
  width: 10px;
  height: 28px;
}

.about-sec h3 {
  color: var(--text);
  margin: 0 0 4px;
  font-size: 16.5px;
}

.about-sec p {
  margin: 0 0 12px;
  font-size: 15.5px;
  line-height: 1.85;
}

.about-sec ul {
  margin: 0 0 10px;
  padding-left: 1.3em;
}

.about-sec li {
  margin-bottom: 8px;
  font-size: 15.5px;
  line-height: 1.8;
}

.about-cols {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(0, 1fr);
  align-items:  start;
  gap: clamp(18px, 2.4vw, 32px);
}

.about-roadmap .about-cols {
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.35fr);
}

.about-text > :last-child {
  margin-bottom: 0;
}

.about-text {
  max-width: 40em;
}

.about-figure {
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  box-shadow: var(--shadow-inset);
  padding: clamp(12px, 1.3vw, 16px);
}

.about-figure-title {
  letter-spacing: .04em;
  color: var(--text-sub);
  font-weight: 900;
  margin: 0 0 10px !important;
  font-size: 13.5px !important;
}

.about-links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 14px !important;
}

.about-links a {
  color: var(--accent-ink);
  text-underline-offset: 3px;
  font-size: 15px;
  font-weight: 800;
}

.about-steps {
  display: flex;
  align-items: stretch;
  gap: 8px;
}

.about-step {
  background: var(--panel);
  border: var(--bw-sm) solid var(--line);
  box-shadow: var(--shadow-part);
  text-align: center;
  border-radius: 12px;
  flex: 1 1 0;
  min-width: 0;
  padding: 11px 9px;
}

.about-step b {
  display: block;
  margin-bottom: 9px;
  font-size: 13.5px;
}

.about-step .faint {
  font-size: 12.5px;
}

.about-step-arrow {
  display: flex;
  color: var(--text-sub);
  align-items:  center;
  font-size: 18px;
  font-weight: 900;
}

.about-bar {
  background: var(--panel-2);
  border: var(--bw-sm) solid var(--line-soft);
  border-radius: 4px;
  height: 12px;
  margin: 0 auto 5px;
}

.about-bar.on {
  background: var(--blk-move-soft);
  border-color: var(--blk-move);
}

.about-bar.warn {
  background: var(--blk-control-soft);
  border-color: var(--blk-control);
}

.about-code {
  font-family: var(--font-mono);
  color: var(--text-sub);
  text-align: left;
  white-space: nowrap;
  overflow: hidden;
  font-size: 11.5px;
  line-height: 1.7;
}

.about-charts {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 10px;
}

.about-chart {
  background: var(--panel);
  border: var(--bw-sm) solid var(--line);
  border-radius: 12px;
  padding: 9px;
}

.about-chart-title {
  color: var(--text-sub);
  margin-bottom: 7px;
  font-size: 13px;
  font-weight: 800;
}

.about-chart svg {
  display: block;
  width: 100%;
  height: auto;
}

.about-chapters {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin: 0;
  padding: 0;
}

.about-chapters li {
  position: relative;
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr);
  background: var(--panel);
  border: var(--bw-sm) solid var(--line);
  box-shadow: var(--shadow-part);
  border-radius: 12px;
  align-content:  center;
  align-items:  center;
  gap: 3px 12px;
  margin: 0;
  padding: 9px 12px 9px 10px;
}

.about-chapters li:before {
  content: attr(data-chapter);
  grid-row: 1 / span 3;
  display: flex;
  font-family: var(--font-mono);
  color: var(--text);
  background: var(--warn);
  border: var(--bw-sm) solid var(--line);
  box-shadow: 0 3px 0 var(--warn-strong);
  border-radius: 50%;
  justify-content: center;
  align-items:  center;
  height: 40px;
  font-size: 20px;
  font-weight: 900;
}

.about-chapters li:last-child {
  box-shadow: 0 3px 0 var(--warn-strong);
  background: var(--warn-soft);
}

.about-chapters b {
  font-size: 15px;
  font-weight: 900;
  line-height: 1.45;
}

.about-chapters span {
  color: var(--text-sub);
  font-size: 13.5px;
  line-height: 1.5;
}

.about-chapters em {
  color: var(--accent-ink);
  font-size: 13px;
  font-style: normal;
  font-weight: 700;
  line-height: 1.5;
}

.about-badges {
  display: flex;
  list-style: none;
  flex-wrap: wrap;
  gap: 10px;
  margin: 0 0 18px !important;
  padding: 0 !important;
}

.about-badge {
  display: inline-flex;
  background: var(--ok-soft);
  border: var(--bw-sm) solid var(--line);
  color: var(--text);
  box-shadow: 0 3px 0 var(--ok-strong);
  border-radius: 999px;
  align-items:  center;
  gap: 6px;
  margin: 0;
  padding: 6px 14px;
  font-size: 14px;
  font-weight: 900;
  line-height: 1.4;
}

.about-tablet {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  margin: 0 auto;
}

.about-sec.about-adults {
  --sec-color: var(--line-soft);
  --sec-shade: var(--shade-plate);
  background: var(--panel-2);
  margin-top: clamp(8px, 1.4vh, 16px);
}

.about-adults h2 {
  color: var(--text-sub);
  font-size: 19px;
}

.about-adults p {
  color: var(--text-sub);
  font-size: 15px;
}

.about-adult-links {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 14px;
}

.about-adult-links a {
  display: grid;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 4px 0 var(--line);
  color: var(--text);
  text-decoration: none;
  gap: 4px;
  padding: 14px 16px;
  transition: transform 50ms, box-shadow 50ms;
}

.about-adult-links a:hover {
  background: var(--panel-2);
}

.about-adult-links a:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(4px);
}

.about-adult-links b {
  color: var(--accent-ink);
  font-size: 15.5px;
  font-weight: 900;
}

.about-adult-links span {
  color: var(--text-sub);
  font-size: 14px;
}

@media (max-width: 1040px) {
  .about-chapters {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 900px) {
  .about-cols, .about-roadmap .about-cols {
    grid-template-columns: minmax(0, 1fr);
    gap: 18px;
  }

  .about-text {
    max-width: none;
  }

  .about-adult-links {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 420px) {
  .about-charts {
    gap: 6px;
  }

  .about-chart {
    padding: 6px;
  }

  .about-figure {
    padding: 10px;
  }
}

.garage {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr) 330px;
  grid-template-areas: "list editor side";
  gap: 14px;
  margin-top: 14px;
}

.garage > [data-pane="list"] {
  grid-area: list;
}

.garage > [data-pane="editor"] {
  grid-area: editor;
}

.garage > [data-pane="side"] {
  grid-area: side;
}

@media (max-width: 1000px) {
  .garage {
    grid-template-columns: 1fr;
    grid-template-areas: "list" "editor" "side";
  }
}

.garage[data-layout="kantan"] {
  grid-template-columns: minmax(0, 1fr) 330px;
  grid-template-areas: "list side" "editor side";
  row-gap: 10px;
}

@media (max-width: 1000px) {
  .garage[data-layout="kantan"] {
    grid-template-columns: 1fr;
    grid-template-areas: "list" "editor" "side";
  }
}

.botbar {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
}

.botbar-more {
  margin-top: 8px;
}

.botbar-more > summary {
  cursor: pointer;
  color: var(--text-sub);
  padding: 4px 0;
  font-size: 13.5px;
  font-weight: 700;
}

.botlist .item {
  display: flex;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: var(--bw-sm) solid transparent;
  justify-content: space-between;
  align-items:  center;
  gap: 6px;
  margin-bottom: 5px;
  padding: 8px 11px;
}

.botlist .item:hover {
  background: var(--panel-2);
  border-color: var(--line-soft);
}

.botlist .item.active {
  background: var(--accent-soft);
  border-color: var(--accent-strong);
  box-shadow: 0 3px 0 var(--accent-strong);
}

.botlist .item .name {
  overflow-wrap: anywhere;
  flex: 1;
  min-width: 0;
  font-size: 14.5px;
  font-weight: 700;
  line-height: 1.35;
}

.botlist .item .name .kind {
  margin-right: 2px;
  font-size: 12px;
}

.editor-wrap {
  position: relative;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  overflow: hidden;
}

.editor-gutter {
  position: absolute;
  background: var(--panel-2);
  color: var(--text-faint);
  font-family: var(--font-mono);
  text-align: right;
  overflow: hidden;
  user-select: none;
  border-right: var(--bw-sm) solid var(--line-soft);
  white-space: pre;
  width: 44px;
  padding: 12px 8px 12px 0;
  font-size: 14px;
  line-height: 1.55;
  top: 0;
  bottom: 0;
  left: 0;
}

.editor-area {
  display: block;
  resize: vertical;
  outline: none;
  color: var(--text);
  caret-color: var(--accent);
  font-family: var(--font-mono);
  white-space: pre;
  overflow-wrap: normal;
  overflow-x: auto;
  tab-size: 4;
  background: none;
  border: 0;
  width: 100%;
  min-height: 420px;
  padding: 12px 12px 12px 56px;
  font-size: 14px;
  line-height: 1.55;
}

.editor-area::selection {
  background: var(--accent-soft);
}

.text-input {
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  min-height: 40px;
  padding: 7px 12px;
  font-size: 15px;
}

.errorbox {
  border: var(--bw) solid var(--line);
  border-left: 10px solid var(--danger);
  background: var(--panel);
  border-radius: var(--radius-sm);
  box-shadow: 0 3px 0 var(--danger-strong);
  margin-top: 10px;
  padding: 10px 14px;
  font-size: 14px;
}

.errorbox .title {
  color: var(--danger-ink);
  font-weight: 900;
}

.errorbox ul {
  margin: 6px 0 0;
  padding-left: 20px;
}

.errorbox details {
  color: var(--text-sub);
  margin-top: 6px;
  font-size: 12.5px;
}

.okbox {
  border: var(--bw) solid var(--line);
  border-left: 10px solid var(--ok);
  background: var(--ok-soft);
  color: var(--ok-ink);
  border-radius: var(--radius-sm);
  box-shadow: 0 3px 0 var(--ok-strong);
  margin-top: 10px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 800;
}

.runlog {
  background: var(--bg-soft);
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-inset);
  font-family: var(--font-mono);
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 180px;
  padding: 8px 10px;
  font-size: 12.5px;
}

.runlog .err {
  color: var(--danger-ink);
}

.runlog .prn {
  color: var(--text-sub);
}

.meter {
  background: var(--bg-deep);
  border: var(--bw-sm) solid var(--line);
  overflow: hidden;
  border-radius: 999px;
  height: 20px;
  padding: 2px;
}

.meter > div {
  background: var(--ok);
  box-shadow: inset 0 -3px 0 var(--ok-strong);
  border-radius: 999px;
  height: 100%;
  transition: width .2s cubic-bezier(.34,1.56,.64,1);
}

.meter.warn > div {
  background: var(--warn);
  box-shadow: inset 0 -3px 0 var(--warn-strong);
}

.meter.danger > div {
  background: var(--danger);
  box-shadow: inset 0 -3px 0 var(--danger-strong);
}

.battle-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 14px;
  margin-top: 14px;
}

@media (max-width: 1000px) {
  .battle-layout {
    grid-template-columns: 1fr;
  }
}

.battle-card {
  --arena-h: clamp(200px, calc(100vh - 300px), 900px);
  --card-chrome: calc(24px + 4 * var(--bw));
  max-width: calc(var(--arena-h) * 4 / 3 + var(--card-chrome));
  margin-inline-start: auto;
  margin-inline-end: auto;
}

@supports (height: 100svh) {
  .battle-card {
    --arena-h: clamp(200px, calc(100svh - 300px), 900px);
  }
}

.battle-hud {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items:  center;
  gap: 8px;
  padding: 0 4px 10px;
}

.battle-hud-side {
  display: flex;
  align-items:  center;
  gap: 8px;
}

.battle-hud .tag, .play-hud .tag {
  padding: 2px 11px;
  font-size: 14px;
}

.arena-canvas-wrap {
  position: relative;
  background: var(--bg-soft);
  border: var(--bw) solid var(--line);
  overflow: hidden;
  container: arena / inline-size;
  border-radius: 14px;
}

.arena-canvas-wrap canvas {
  display: block;
  width: 100%;
  height: auto;
}

.result-overlay {
  position: absolute;
  display: flex;
  background: var(--scrim);
  text-align: center;
  overflow-y: auto;
  overscroll-behavior: contain;
  flex-direction: column;
  justify-content: flex-start;
  align-items:  center;
  gap: 10px;
  padding: 12px;
  inset: 0;
}

.result-overlay > :first-child {
  margin-top: auto;
}

.result-overlay > :last-child {
  margin-bottom: auto;
}

.result-card {
  display: flex;
  background: var(--panel);
  border: 3px solid var(--line);
  border-radius: var(--radius-plate);
  box-shadow: 0 6px 0 var(--line);
  flex-direction: column;
  align-items:  center;
  gap: 10px;
  width: min(560px, 100%);
  padding: 18px 20px 20px;
}

.result-overlay .big-label {
  font-size: 40px;
  font-weight: 900;
  line-height: 1.2;
}

.big-label.ok {
  color: var(--ok-ink);
}

.big-label.danger {
  color: var(--danger-ink);
}

.result-btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 6px;
}

@container arena (width <= 560px) {
  .arena-canvas-wrap:has( > .result-overlay:not([hidden])) > canvas {
    display: none;
  }

  .result-overlay {
    position: relative;
    inset: auto;
    aspect-ratio: 4 / 3;
    overflow: visible;
    gap: 6px;
    padding: 10px 8px;
    background: var(--bg-soft);
  }

  .result-card {
    gap: 6px;
    padding: 12px 10px 14px;
    border-width: var(--bw);
    box-shadow: var(--shadow-plate);
  }

  .result-overlay .big-label {
    font-size: 28px;
  }

  .result-overlay .sub {
    font-size: 13px;
  }

  .result-overlay .btn {
    font-size: 13.5px;
    padding: 6px 12px;
  }

  .result-overlay .btn.big {
    font-size: 15px;
    padding: 9px 18px;
    min-height: 46px;
  }
}

.playbar {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
  padding: 12px 2px 4px;
}

.seek-wrap {
  position: relative;
  display: flex;
  flex: 1;
  align-items:  center;
  min-width: 90px;
}

.playbar input[type="range"] {
  accent-color: var(--accent);
  flex: 1;
  width: 100%;
  min-width: 0;
}

.seek-marks {
  position: absolute;
  pointer-events: none;
  height: 12px;
  bottom: -10px;
  left: 8px;
  right: 8px;
}

.seek-mark {
  position: absolute;
  border: var(--bw-sm) solid var(--warn-strong);
  background: var(--warn);
  cursor: pointer;
  pointer-events: auto;
  border-radius: 3px;
  width: 12px;
  height: 12px;
  margin-left: -6px;
  padding: 0;
  top: 0;
}

.seek-mark:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.think-toggle {
  display: flex;
  cursor: pointer;
  align-items:  center;
  gap: 4px;
}

@media (max-width: 640px) {
  .battle-card.tracing [data-compact-hide], .tracebar .tb-long {
    display: none;
  }
}

.trace-toggle.on {
  --btn-face: var(--warn-soft);
  --btn-edge: var(--warn-strong);
  --btn-shade: var(--warn-strong);
  --btn-ink: var(--warn-ink);
}

.tracebar {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 10px 2px 2px;
}

.topbar-sound {
  margin-left: auto;
}

.sound-ctl {
  position: relative;
}

.sound-btn {
  justify-content: center;
  min-width: 48px;
  padding-inline-start: 8px;
  padding-inline-end: 8px;
  font-size: 22px;
  line-height: 1;
}

.sound-btn.on {
  --btn-face: var(--accent-soft);
  --btn-edge: var(--accent-strong);
  --btn-shade: var(--accent-strong);
  --btn-ink: var(--accent-ink);
}

.sound-panel {
  position: absolute;
  z-index: 30;
  display: grid;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-plate);
  text-align: left;
  gap: 12px;
  width: min(300px, 100vw - 40px);
  padding: 14px;
  bottom: calc(100% + 10px);
  right: 0;
}

.sound-panel[hidden] {
  display: none;
}

.sound-ctl.down .sound-panel {
  top: calc(100% + 10px);
  bottom: auto;
}

.sound-mute {
  justify-content: center;
  width: 100%;
  min-height: 44px;
  font-size: 16px;
}

.sound-row {
  display: grid;
  gap: 6px;
}

.sound-label {
  font-size: 14px;
  font-weight: 800;
}

.sound-line {
  display: flex;
  align-items:  center;
  gap: 6px;
}

.sound-steps {
  display: flex;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-deep);
  box-shadow: var(--shadow-inset);
  cursor: pointer;
  touch-action: none;
  flex: 1;
  gap: 3px;
  height: 36px;
  padding: 3px;
}

.sound-steps:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.sound-seg {
  background: var(--panel);
  border-radius: 4px;
  flex: 1;
}

.sound-seg.on {
  background: var(--accent);
  box-shadow: inset 0 -3px 0 var(--accent-strong);
}

.sound-steps.muted .sound-seg.on {
  background: var(--line-soft);
  box-shadow: none;
}

.sound-pm {
  justify-content: center;
  min-width: 36px;
  padding: 0;
  font-size: 18px;
}

.sound-more {
  display: grid;
  gap: 10px;
}

.sound-more > summary {
  cursor: pointer;
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 800;
}

.sound-na {
  font-size: 13.5px;
}

.sound-btn.hint {
  --btn-face: var(--warn-soft);
  --btn-edge: var(--warn-strong);
  --btn-shade: var(--warn-strong);
  animation: tag-hop 1.6s ease-in-out infinite;
}

.sound-tip {
  position: absolute;
  z-index: 31;
  display: grid;
  background: var(--panel);
  border: var(--bw) solid var(--warn-strong);
  border-radius: var(--radius);
  box-shadow: 0 4px 0 var(--warn-strong);
  text-align: left;
  gap: 8px;
  width: max-content;
  max-width: min(280px, 100vw - 32px);
  padding: 12px 14px;
  top: calc(100% + 12px);
  right: 0;
}

.sound-tip[hidden] {
  display: none;
}

.sound-tip:before {
  content: "";
  position: absolute;
  background: var(--panel);
  border-top: var(--bw) solid var(--warn-strong);
  border-left: var(--bw) solid var(--warn-strong);
  width: 14px;
  height: 14px;
  top: -9px;
  right: 16px;
  transform: rotate(45deg);
}

.sound-tip-title {
  margin: 0;
  font-size: 16px;
  font-weight: 900;
}

.sound-tip-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.sound-tip-note {
  color: var(--text-sub);
  margin: 0;
  font-size: 13.5px;
}

.battle-layout.tracing > [data-side] {
  display: none;
}

.trace-panel {
  overflow: auto;
  align-self:  start;
  max-height: 46svh;
  padding: 12px;
}

@media (min-width: 1001px) {
  .battle-layout.tracing {
    grid-template-columns: minmax(0, 1fr) 400px;
  }

  .trace-panel {
    position: sticky;
    max-height: calc(100svh - 24px);
    top: 12px;
  }
}

.trace-head {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  gap: 8px;
  margin-bottom: 8px;
}

.trace-head h3 {
  margin: 0;
  font-size: 17px;
}

.trace-count {
  display: inline-block;
  border: var(--bw-sm) solid var(--line);
  background: var(--panel-2);
  font-variant-numeric: tabular-nums;
  border-radius: 999px;
  margin-left: 4px;
  padding: 1px 8px;
  font-size: 13px;
}

.trace-alert {
  border: var(--bw-sm) solid var(--danger-strong);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--danger-ink);
  border-left-width: 8px;
  margin: 0 0 8px;
  padding: 8px 10px;
  font-size: 14px;
  font-weight: 800;
}

.trace-mark {
  display: inline-block;
  text-align: center;
  flex: none;
  width: 1.4em;
}

.trace-label {
  flex: 8em;
  min-width: 0;
}

.trace-note {
  color: var(--text-sub);
  font-size: 12.5px;
  font-weight: 700;
}

.trace-answer {
  border: var(--bw-sm) solid var(--line);
  background: var(--panel);
  border-radius: 999px;
  padding: 0 8px;
  font-size: 13px;
  font-weight: 900;
}

.trace-answer.yes {
  border-color: var(--ok-strong);
  color: var(--ok-ink);
  background: var(--ok-soft);
}

.trace-answer.no {
  color: var(--text-sub);
}

.trace-kantan .kt-frame-head {
  cursor: default;
}

.trace-kantan .kt-blk.tr-ran:not(.kt-if), .trace-kantan .kt-if.tr-ran > .kt-if-head {
  outline: 3px solid var(--warn-strong);
  outline-offset: -1px;
}

.trace-kantan .kt-blk.tr-skip, .trace-kantan .kt-blk.tr-never {
  box-shadow: none;
  border-style: dashed;
}

.trace-kantan .kt-blk.tr-never:not(.kt-if), .trace-kantan .kt-if.tr-never > .kt-if-head {
  background: var(--bg-soft);
}

.trace-foot {
  display: flex;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
  flex-wrap: wrap;
  align-items:  center;
  gap: 6px 10px;
  margin-top: 10px;
  padding: 8px 10px;
  font-size: 14px;
}

.trace-decided {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.trace-act {
  border: var(--bw-sm) solid var(--line);
  background: var(--panel);
  border-radius: 999px;
  padding: 1px 8px;
  font-weight: 800;
}

.trace-py {
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  overflow-x: auto;
  margin: 0;
  padding: 8px 0;
  font-size: 13px;
  line-height: 1.55;
}

.tr-line {
  display: flex;
  white-space: pre;
  align-items: baseline;
  gap: 6px;
  padding: 0 8px 0 4px;
}

.tr-line code {
  font-family: var(--font-mono);
}

.tr-no {
  text-align: right;
  color: var(--text-sub);
  font-family: var(--font-mono);
  flex: none;
  min-width: 2.2em;
}

.tr-line.tr-ran {
  background: var(--warn-soft);
  box-shadow: inset 4px 0 0 var(--warn-strong);
}

.tr-line.tr-skip code, .tr-line.tr-never code {
  color: var(--text-sub);
}

.trace-vars {
  margin-top: 10px;
  font-size: 14px;
}

.trace-vars dl {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 4px 12px;
  margin: 6px 0 0;
}

.trace-vars dl > div {
  display: flex;
  gap: 6px;
  min-width: 0;
}

.trace-vars dt {
  font-weight: 800;
  font-family: var(--font-mono);
}

.trace-vars dd {
  font-family: var(--font-mono);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  margin: 0;
}

.hpbar {
  display: inline-flex;
  border: var(--bw-sm) solid var(--line);
  background: var(--bg-deep);
  border-radius: 999px;
  gap: 3px;
  padding: 3px;
}

.hpbar .seg {
  background: var(--panel);
  border-radius: 999px;
  width: 26px;
  height: 14px;
}

.hpbar.a .seg.on {
  background: var(--player-a);
  box-shadow: inset 0 -3px 0 var(--player-a-deep);
}

.hpbar.b .seg.on {
  background: var(--player-b);
  box-shadow: inset 0 -3px 0 var(--player-b-deep);
}

.hud-clock, .play-clock {
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  box-shadow: var(--shadow-inset);
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  padding: 1px 12px;
  font-size: 20px;
  font-weight: 900;
}

.hud-clock.late, .play-clock.late {
  color: var(--warn-ink);
  background: var(--warn-soft);
  border-color: var(--warn-strong);
}

.sidepanel .row {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  padding: 4px 0;
  font-size: 14px;
}

.sidepanel .row b {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.play-layout {
  --arena-h: clamp(240px, calc(100vh - 262px), 780px);
  display: grid;
  grid-template-columns: minmax(0, calc(var(--arena-h) * 4 / 3)) 300px;
  justify-content: center;
  align-items: stretch;
  gap: 18px;
}

@supports (height: 100svh) {
  .play-layout {
    --arena-h: clamp(240px, calc(100svh - 262px), 780px);
  }
}

.play-field {
  min-width: 0;
}

.play-hud {
  display: flex;
  align-items:  center;
  gap: 8px;
  margin-bottom: 10px;
}

.play-hud .tag {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 11em;
}

.play-clock {
  margin: 0 auto;
}

.play-canvas {
  box-shadow: var(--shadow-plate);
}

.play-side {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.play-opp, .play-status, .play-keys {
  border-top: var(--bw-sm) dashed var(--line-soft);
  padding-top: 14px;
}

.play-opp-name {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  gap: 8px;
}

.play-opp-name .tag {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.play-stars {
  color: var(--warn-strong);
  letter-spacing: 1px;
  white-space: nowrap;
  font-size: 17px;
}

.play-opp-habit {
  color: var(--text-sub);
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.7;
}

.play-opp-habit b {
  color: var(--warn-ink);
  margin-right: 4px;
}

.play-keys {
  margin-top: auto;
}

.play-label {
  display: block;
  letter-spacing: .08em;
  color: var(--text-sub);
  margin-bottom: 6px;
  font-size: 12.5px;
  font-weight: 900;
}

.play-start {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.play-start select, .play-start .btn.primary {
  width: 100%;
}

.play-status .row {
  display: flex;
  justify-content: space-between;
  align-items:  center;
  gap: 10px;
  padding: 4px 0;
  font-size: 14px;
}

.play-status .meter {
  flex: 1;
  max-width: 150px;
}

.play-status b {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

.play-layout > h1 {
  grid-column: 1 / -1;
  margin: 0;
}

.keylist {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr;
  align-items:  center;
  gap: 9px 8px;
  margin: 0;
  font-size: 13px;
}

.keylist dt {
  display: flex;
  gap: 4px;
}

.keylist dd {
  color: var(--text-sub);
  margin: 0;
}

.play-touchnote {
  display: none;
  color: var(--text-sub);
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
}

.play-pad {
  --cell: clamp(44px, calc((100vw - 110px) / 6.4), 60px);
  display: none;
  scroll-margin-bottom: calc(80px + env(safe-area-inset-bottom, 0px));
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-plate);
  background: var(--panel);
  box-shadow: var(--shadow-plate);
  touch-action: none;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  justify-content: space-between;
  align-items:  center;
  gap: 12px;
  margin-top: 14px;
  padding: 12px 14px 16px;
}

.pad-dpad {
  display: grid;
  grid-template-columns: repeat(3, var(--cell));
  grid-template-rows: repeat(3, var(--cell));
  gap: 5px;
}

.pad-btn {
  --pad-face: var(--panel);
  --pad-shade: var(--line);
  --pad-ink: var(--text);
  touch-action: none;
  border: var(--bw) solid var(--line);
  border-bottom-color: var(--pad-shade);
  background: var(--pad-face);
  box-shadow: 0 5px 0 var(--pad-shade);
  color: var(--pad-ink);
  cursor: pointer;
  border-radius: 14px;
  transition: transform 40ms, box-shadow 40ms;
  font-size: 22px;
  font-weight: 900;
  line-height: 1;
}

.pad-btn small {
  display: block;
  margin-top: 3px;
  font-size: 11.5px;
  font-weight: 900;
}

.pad-btn.on {
  box-shadow: 0 0 0 var(--pad-shade);
  transform: translateY(5px);
}

.pad-btn.up {
  grid-column: 2;
  grid-row: 1;
}

.pad-btn.left {
  grid-column: 1;
  grid-row: 2;
}

.pad-btn.right {
  grid-column: 3;
  grid-row: 2;
}

.pad-btn.down {
  grid-column: 2;
  grid-row: 3;
}

.pad-dpad .pad-btn.on {
  --pad-face: var(--accent-soft);
  --pad-ink: var(--accent-ink);
}

.pad-actions {
  display: flex;
  align-items:  center;
  gap: 12px;
}

.pad-btn.fire {
  --pad-face: var(--brand);
  --pad-shade: var(--brand-strong);
  --pad-ink: var(--brand-text);
  width: calc(var(--cell) * 1.6);
  height: calc(var(--cell) * 1.6);
  text-shadow: 0 2px 0 var(--brand-strong);
  border-radius: 50%;
  font-size: 28px;
}

.pad-btn.barrier {
  --pad-face: var(--shield);
  --pad-shade: var(--shield-strong);
  width: calc(var(--cell) * 1.2);
  height: calc(var(--cell) * 1.2);
  border-radius: 50%;
  font-size: 22px;
}

@media (hover: none), (pointer: coarse) {
  .play-pad {
    display: flex;
  }

  .play-keys {
    display: none;
  }

  .play-touchnote {
    display: block;
  }
}

@media (max-width: 1000px) {
  .play-layout {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .play-side {
    order: -1;
    gap: 12px;
  }

  .play-layout > h1 {
    order: -2;
  }

  .play-start {
    flex-flow: wrap;
    align-items:  center;
  }

  .play-start .play-label {
    margin: 0;
  }

  .play-start select {
    flex: 160px;
    width: auto;
  }

  .play-start .btn.primary {
    flex: 140px;
    width: auto;
  }

  .play-field {
    max-width: calc(var(--arena-h) * 4 / 3);
    width: 100%;
    margin-inline-start: auto;
    margin-inline-end: auto;
  }
}

@media (max-width: 640px) {
  .play-opp, .play-status {
    display: none;
  }

  .play-touchnote {
    font-size: 12.5px;
  }

  .play-hud {
    gap: 5px;
  }

  .play-hud .tag {
    max-width: 6.5em;
    padding-inline-start: 6px;
    padding-inline-end: 6px;
    font-size: 13px;
  }

  .play-hud .hpbar {
    gap: 2px;
    padding: 2px;
  }

  .play-hud .hpbar .seg {
    width: 14px;
    height: 12px;
  }

  .play-clock {
    padding: 1px 8px;
    font-size: 16px;
  }

  .play-pad {
    gap: 8px;
    padding: 10px 10px 14px;
  }
}

@media (hover: none) and (orientation: landscape), (pointer: coarse) and (orientation: landscape) {
  .play-layout {
    --arena-h: clamp(180px, calc(100vh - 70px), 780px);
    grid-template-columns: minmax(0, 1fr);
    gap: 10px;
  }

  .play-layout > h1 {
    order: -2;
    font-size: 20px;
  }

  .play-side {
    flex-direction: row;
    order: -1;
    align-items:  center;
    gap: 10px;
    padding: 10px 12px;
  }

  .play-start {
    flex-flow: row;
    flex: auto;
    align-items:  center;
  }

  .play-start .play-label {
    white-space: nowrap;
    margin: 0;
  }

  .play-start select {
    flex: 180px;
    width: auto;
    min-width: 0;
  }

  .play-start .btn.primary {
    flex: none;
    width: auto;
  }

  .play-opp, .play-status, .play-keys, .play-touchnote {
    display: none;
  }

  .play-field {
    display: grid;
    grid-template-columns: auto minmax(0, calc(var(--arena-h) * 4 / 3)) auto;
    grid-template-areas: ".    hud   ." ".    err   ." "dpad field act";
    justify-content: center;
    align-items:  center;
    column-gap: 18px;
    width: 100%;
    max-width: none;
    scroll-margin-top: 6px;
  }

  .play-hud {
    grid-area: hud;
    gap: 5px;
    margin-bottom: 6px;
  }

  .play-hud .tag {
    max-width: 7em;
    padding-inline-start: 6px;
    padding-inline-end: 6px;
    font-size: 13px;
  }

  .play-hud .tag.a {
    flex-shrink: 0;
  }

  .play-hud .hpbar {
    gap: 2px;
    padding: 2px;
  }

  .play-hud .hpbar .seg {
    width: 14px;
    height: 12px;
  }

  .play-clock {
    padding: 1px 8px;
    font-size: 16px;
  }

  .play-field > [data-err] {
    grid-area: err;
  }

  .play-canvas {
    grid-area: field;
  }

  .play-pad {
    display: contents;
    --cell: clamp(44px, calc((100vh - 150px) / 3.4), 64px);
  }

  .pad-dpad {
    grid-area: dpad;
  }

  .pad-actions {
    grid-area: act;
    flex-direction: column;
    gap: 18px;
  }
}

@supports (height: 100svh) {
  @media (hover: none) and (orientation: landscape), (pointer: coarse) and (orientation: landscape) {
    .play-layout {
      --arena-h: clamp(180px, calc(100svh - 70px), 780px);
    }

    .play-pad {
      --cell: clamp(44px, calc((100svh - 150px) / 3.4), 64px);
    }
  }
}

.stage-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(215px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.stage-card {
  --card-shade: var(--shade-plate);
  position: relative;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 5px 0 var(--card-shade);
  cursor: pointer;
  padding: 14px 16px;
  transition: transform 60ms, box-shadow 60ms;
}

.stage-card:hover {
  box-shadow: 0 7px 0 var(--card-shade);
  transform: translateY(-2px);
}

.stage-card:active {
  box-shadow: 0 0 0 var(--card-shade);
  transform: translateY(5px);
}

.stage-card.cleared {
  --card-shade: var(--ok-strong);
}

.stage-card.locked {
  background: var(--bg-soft);
  border-style: dashed;
  border-color: var(--text-faint);
  color: var(--text-sub);
  box-shadow: none;
}

.stage-card.locked:hover, .stage-card.locked:active {
  box-shadow: none;
  transform: none;
}

.stage-card .num {
  color: var(--text-sub);
  letter-spacing: 1px;
  font-size: 14px;
  font-weight: 900;
}

.stage-card .title {
  margin: 2px 0;
  font-size: 16.5px;
  font-weight: 900;
}

.quest-layout {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 4fr);
  gap: 14px;
  margin-top: 12px;
}

@media (max-width: 1000px) {
  .quest-layout {
    grid-template-columns: 1fr;
  }
}

.quest-layout.one-col {
  grid-template-columns: minmax(0, 1fr);
}

.quest-brief {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.quest-brief > :empty {
  display: none;
}

.ws-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 10px;
}

.ws-tab {
  border: var(--bw-sm) solid var(--line);
  background: var(--panel);
  color: var(--text);
  border-radius: var(--radius-sm);
  cursor: pointer;
  box-shadow: 0 3px 0 var(--line);
  min-height: 36px;
  padding: 4px 14px;
  transition: transform 50ms, box-shadow 50ms;
  font-size: 14px;
  font-weight: 800;
}

.ws-tab:hover {
  background: var(--panel-2);
}

.ws-tab:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(3px);
}

.ws-tab.active {
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-color: var(--accent-strong);
  box-shadow: 0 0 0 var(--line);
  transform: translateY(3px);
}

.ws-wide-toggle {
  margin-left: auto;
}

.ws-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
  margin-left: auto;
}

.ws-wide-toggle + .ws-toolbar {
  margin-left: 0;
}

.ws-toolbar select.btn {
  max-width: 16em;
}

#view.ws-expanded .garage {
  grid-template-columns: minmax(0, 1fr);
  grid-template-areas: "editor";
}

#view.ws-expanded .garage > [data-pane="list"], #view.ws-expanded .garage > [data-pane="side"] {
  display: none;
}

#view.ws-expanded .quest-layout {
  grid-template-columns: minmax(0, 1fr);
}

.ws-notice {
  border: var(--bw-sm) solid var(--line-soft);
  border-radius: var(--radius-sm);
  margin-bottom: 8px;
  padding: 8px 12px;
  font-size: 13.5px;
  line-height: 1.6;
}

.ws-notice.warn {
  background: var(--warn-soft);
  color: var(--text);
  border-color: var(--warn-strong);
}

.ws-notice.info {
  background: var(--panel-2);
  color: var(--text-sub);
}

.workspace {
  container-type: inline-size;
  --ws-h: clamp(300px, calc(100vh - 330px), 1040px);
}

@supports (height: 100dvh) {
  .workspace {
    --ws-h: clamp(300px, calc(100dvh - 330px), 1040px);
  }
}

.ws-panes.mode-split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  align-items: stretch;
  gap: 10px;
}

.ws-panes.mode-blocks .blocks-canvas, .ws-panes.mode-split .blocks-canvas {
  height: var(--ws-h);
  min-height: 0;
  max-height: none;
}

.ws-panes.mode-blocks .blocks-root, .ws-panes.mode-split .blocks-root {
  align-items: stretch;
}

.ws-panes.mode-blocks .blocks-palette, .ws-panes.mode-split .blocks-palette {
  contain: size;
  height: auto;
  max-height: none;
}

.ws-panes.mode-python .editor-area {
  min-height: var(--ws-h);
}

.ws-panes.mode-split .editor-wrap {
  display: flex;
  flex-direction: column;
}

.ws-panes.mode-split .editor-area {
  min-height: var(--ws-h);
  flex: auto;
}

@container (width <= 840px) {
  .ws-panes.mode-split {
    grid-template-columns: minmax(0, 1fr);
  }

  .ws-panes.mode-split .blocks-canvas {
    height: calc(var(--ws-h) * .55);
  }

  .ws-panes.mode-split .editor-area {
    min-height: calc(var(--ws-h) * .55);
  }
}

.ws-pane {
  min-width: 0;
}

.ws-dncl {
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  height: var(--ws-h);
  overflow: auto;
  font-family: var(--font-mono);
  color: var(--text);
  white-space: pre;
  margin: 0;
  padding: 14px;
  font-size: 14px;
  line-height: 1.8;
}

.blocks-root {
  display: grid;
  grid-template-columns: 190px minmax(0, 1fr);
  align-items:  start;
  gap: 10px;
}

@container (width <= 840px) {
  .blocks-root {
    grid-template-columns: 150px minmax(0, 1fr);
    gap: 8px;
  }

  .blocks-toolbar .sub {
    display: none;
  }
}

.ws-panes.mode-split .blocks-root {
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 8px;
}

.ws-panes.mode-split .blocks-toolbar .sub {
  display: none;
}

@container (width <= 560px) {
  .blocks-root, .ws-panes.mode-split .blocks-root {
    grid-template-columns: minmax(0, 1fr);
  }

  .ws-panes.mode-blocks .blocks-palette, .ws-panes.mode-split .blocks-palette {
    height: auto;
    max-height: 200px;
    contain: none;
  }
}

.blocks-palette {
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  overflow-y: auto;
  max-height: 620px;
  padding: 8px;
}

.pal-level {
  display: flex;
  gap: 5px;
  margin-bottom: 10px;
}

.pal-lv {
  border: var(--bw-sm) solid var(--line);
  background: var(--panel);
  color: var(--text-sub);
  cursor: pointer;
  white-space: nowrap;
  box-shadow: 0 2px 0 var(--line);
  border-radius: 8px;
  flex: 1;
  padding: 3px 4px;
  font-size: 12.5px;
  font-weight: 800;
}

.pal-lv.active {
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-color: var(--accent-strong);
  box-shadow: none;
  transform: translateY(2px);
}

.pal-group {
  margin-bottom: 12px;
}

.pal-title {
  border: var(--bw-sm) solid var(--line);
  display: inline-block;
  border-radius: 999px;
  margin-bottom: 6px;
  padding: 1px 9px;
  font-size: 12.5px;
  font-weight: 900;
}

.pal-note {
  color: var(--text-sub);
  margin: 0 0 8px;
  font-size: 11.5px;
  line-height: 1.5;
}

.pal-item {
  display: block;
  text-align: left;
  border: var(--bw-sm) solid var(--line);
  background: var(--panel);
  color: var(--text);
  cursor: grab;
  box-shadow: 0 2px 0 var(--shade-plate);
  border-left-width: 7px;
  border-radius: 8px;
  width: 100%;
  min-height: 36px;
  margin-bottom: 6px;
  padding: 7px 9px;
  font-size: 13px;
  font-weight: 700;
  line-height: 1.4;
}

.pal-item:hover {
  filter: brightness(.97);
}

.pal-item:active {
  cursor: grabbing;
}

.blocks-main {
  min-width: 0;
}

.blocks-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
  margin-bottom: 10px;
}

.blocks-canvas {
  background: var(--bg-soft);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-inset);
  overflow: auto;
  min-height: 300px;
  max-height: 620px;
  padding: 12px;
}

.blocks-empty {
  color: var(--text-sub);
  text-align: center;
  padding: 40px 10px;
  font-size: 14px;
}

.blk-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-height: 28px;
  padding-left: 2px;
}

.blk {
  border: var(--bw-sm) solid var(--line);
  border-left: 7px solid var(--line);
  background: var(--panel);
  cursor: pointer;
  box-shadow: 0 2px 0 var(--shade-plate);
  border-radius: 8px;
  padding: 6px 10px;
}

.blk.selected {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.blk-head {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 6px;
  font-size: 13.5px;
}

.blk-body {
  border-left: var(--bw-sm) dashed var(--line-soft);
  margin: 6px 0 0 10px;
  padding-left: 10px;
}

.blk-sub {
  color: var(--text-sub);
  margin: 6px 0 2px;
  font-size: 12.5px;
  font-weight: 800;
}

.blk-label {
  color: var(--text-sub);
  font-size: 13px;
}

.blk-op {
  color: var(--accent-ink);
  font-family: var(--font-mono);
  font-weight: 800;
}

.blk-trailing {
  color: var(--text-faint);
  margin-left: auto;
  font-size: 12px;
}

.blk-grip {
  color: var(--text-sub);
  cursor: grab;
  touch-action: none;
  user-select: none;
  border-radius: 4px;
  padding: 2px 3px;
  font-size: 15px;
  line-height: 1;
}

.blk-grip:hover {
  color: var(--accent-ink);
  background: var(--accent-soft);
}

.blk-grip:active {
  cursor: grabbing;
}

.blk-expr, .blk-text, .blk-select, .blk-pick, .blk-num, .blk-strv {
  background: var(--panel);
  border: var(--bw-sm) solid var(--line);
  color: var(--text);
  font-family: var(--font-mono);
  border-radius: 6px;
  flex-shrink: 1;
  min-width: 3ch;
  max-width: 100%;
  padding: 2px 6px;
  font-size: 12.5px;
}

.blk-expr:focus, .blk-text:focus, .blk-strv:focus, .blk-num:focus {
  outline: 3px solid var(--focus);
  outline-offset: 1px;
}

.blk-expr.bad {
  border-color: var(--danger-strong);
  color: var(--danger-ink);
  background: var(--danger-soft);
}

.blk-select, .blk-pick {
  font-family: var(--font);
  cursor: pointer;
}

.blk-slot {
  display: inline-flex;
  align-items:  center;
  gap: 3px;
  min-width: 0;
}

.blk-pick {
  background: var(--panel-2);
  color: var(--text);
  max-width: 22ch;
  font-weight: 700;
}

.blk-num {
  text-align: right;
  width: 9ch;
  min-width: 6ch;
}

.blk-strv {
  min-width: 5ch;
}

.blk-cond-row {
  display: inline-flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 4px;
  min-width: 0;
}

.blk-cond {
  display: inline-flex;
  border: var(--bw-sm) solid var(--blk-control-strong);
  background: var(--blk-control-soft);
  border-radius: 12px;
  flex-wrap: wrap;
  align-items:  center;
  gap: 4px;
  min-width: 0;
  padding: 3px 6px;
}

.blk-cond .blk-cond {
  background: none;
  border: 0;
  padding: 0;
}

.blk-mini {
  border: var(--bw-sm) dashed var(--line-soft);
  background: var(--panel);
  color: var(--text-sub);
  cursor: pointer;
  white-space: nowrap;
  border-radius: 999px;
  padding: 0 7px;
  font-size: 11px;
  font-weight: 700;
}

.blk-mini:hover {
  color: var(--accent-ink);
  border-color: var(--accent-strong);
}

.blk-add {
  border: var(--bw-sm) dashed var(--line-soft);
  color: var(--text-sub);
  cursor: pointer;
  background: none;
  border-radius: 8px;
  align-self:  flex-start;
  padding: 2px 12px;
  font-size: 12px;
  font-weight: 700;
}

.blk-add:hover {
  color: var(--accent-ink);
  border-color: var(--accent-strong);
  background: var(--panel);
}

.blk-add.ghost {
  margin-top: 4px;
}

.blk-raw {
  font-family: var(--font-mono);
  white-space: pre-wrap;
  color: var(--text);
  background: var(--panel);
  border: var(--bw-sm) dashed var(--danger-strong);
  overflow-x: auto;
  border-radius: 6px;
  width: 100%;
  margin: 4px 0 0;
  padding: 6px 8px;
  font-size: 12px;
}

.blk-ghost {
  position: fixed;
  z-index: 60;
  pointer-events: none;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-left: 8px solid var(--accent);
  color: var(--text);
  box-shadow: var(--shadow-pop);
  border-radius: 8px;
  padding: 6px 12px;
  font-size: 13px;
  font-weight: 800;
  rotate: -2deg;
}

.blk-dropline {
  position: fixed;
  z-index: 59;
  pointer-events: none;
  background: var(--accent);
  border: var(--bw-sm) solid var(--line);
  border-radius: 999px;
  height: 6px;
}

.blocks-root.dragging, .blocks-root.dragging .blk {
  cursor: grabbing;
}

.blk.blk-dragging {
  opacity: .4;
}

.b-move {
  border-left-color: var(--blk-move);
}

.pal-item.b-move, .pal-title.b-move {
  border-left-color: var(--blk-move);
  background: var(--blk-move-soft);
}

.b-attack {
  border-left-color: var(--blk-attack);
}

.pal-item.b-attack, .pal-title.b-attack {
  border-left-color: var(--blk-attack);
  background: var(--blk-attack-soft);
}

.b-control {
  border-left-color: var(--blk-control);
}

.pal-item.b-control, .pal-title.b-control {
  border-left-color: var(--blk-control);
  background: var(--blk-control-soft);
}

.b-var {
  border-left-color: var(--blk-var);
}

.pal-item.b-var, .pal-title.b-var {
  border-left-color: var(--blk-var);
  background: var(--blk-var-soft);
}

.b-other {
  border-left-color: var(--blk-other);
}

.pal-item.b-other, .pal-title.b-other {
  border-left-color: var(--blk-other);
  background: var(--blk-other-soft);
}

.b-comment {
  border-left-color: var(--ok);
  background: var(--ok-soft);
}

.b-raw {
  border-left-color: var(--danger);
  background: var(--danger-soft);
}

.blk.unused {
  background: var(--bg-soft);
  box-shadow: none;
  border-style: dashed;
}

.blk-unused {
  display: inline-flex;
  color: var(--warn-ink);
  align-items:  center;
  gap: 6px;
  margin-left: auto;
  font-size: 12px;
  font-weight: 800;
}

.blk-return {
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
}

.kt-root {
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  align-items: stretch;
  gap: 12px;
}

@container (width <= 840px) {
  .kt-root {
    grid-template-columns: 180px minmax(0, 1fr);
    gap: 8px;
  }

  .kt-card-hint {
    display: none;
  }
}

@container (width <= 560px) {
  .kt-root {
    grid-template-columns: minmax(0, 1fr);
  }

  .kt-root .kt-palette {
    contain: none;
    max-height: 240px;
    margin-bottom: 0;
  }
}

.kt-palette {
  position: relative;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  overflow-y: auto;
  contain: size;
  margin-bottom: 26px;
  padding: 10px;
}

.kt-level {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items:  center;
  gap: 4px 8px;
}

.kt-level-name {
  color: var(--accent-ink);
  font-size: 14px;
  font-weight: 900;
}

.kt-pal-note {
  color: var(--text-sub);
  margin: 2px 0 10px;
  font-size: 12.5px;
  line-height: 1.5;
}

.kt-level + .kt-pal-group {
  margin-top: 10px;
}

.kt-pal-group {
  margin-bottom: 12px;
}

.kt-pal-title {
  display: inline-block;
  border: var(--bw-sm) solid var(--line);
  border-radius: 999px;
  margin-bottom: 6px;
  padding: 0 10px;
  font-size: 13px;
  font-weight: 900;
}

.kt-card {
  --kt-shade: var(--shade-plate);
  position: relative;
  display: flex;
  text-align: left;
  touch-action: pan-y;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  cursor: grab;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  box-shadow: 0 3px 0 var(--kt-shade);
  flex-direction: column;
  gap: 2px;
  width: 100%;
  min-height: 48px;
  margin-bottom: 8px;
  padding: 8px 10px 8px 38px;
  font-size: 15px;
  font-weight: 800;
}

.kt-card:hover {
  filter: brightness(.97);
}

.kt-card-main {
  display: flex;
  align-items:  center;
  gap: 8px;
}

.kt-card-hint {
  color: var(--text-sub);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.4;
}

.kt-ico {
  font-size: 20px;
  line-height: 1;
}

.kt-card.locked {
  cursor: help;
  border-style: dashed;
  border-color: var(--text-faint);
  color: var(--text-sub);
  box-shadow: none;
  background: none;
}

.kt-card.locked:hover {
  filter: none;
  border-color: var(--line);
}

.kt-card.locked > .kt-grip {
  background: var(--bg-deep);
  border-right-style: dashed;
  border-right-color: var(--text-faint);
  cursor: help;
  touch-action: pan-y;
}

.kt-card.locked > .kt-grip:after {
  color: var(--text-faint);
}

.kt-pal-more {
  color: var(--text-sub);
  margin: 0 0 10px;
  font-size: 12.5px;
  line-height: 1.5;
}

.kt-lockinfo {
  border: var(--bw-sm) solid var(--warn-strong);
  border-radius: var(--radius-sm);
  background: var(--warn-soft);
  color: var(--text);
  margin: 0 0 10px;
  padding: 8px 10px;
  font-size: 13px;
  line-height: 1.6;
}

.kt-lockinfo .btn {
  margin-top: 6px;
}

.kt-mini.dim {
  border-color: var(--line-soft);
  color: var(--text-faint);
}

.kt-trash {
  display: none;
  position: absolute;
  border: 3px dashed var(--danger-strong);
  border-radius: calc(var(--radius)  - var(--bw));
  background: var(--panel);
  color: var(--danger-ink);
  justify-content: center;
  align-items:  center;
  font-size: 18px;
  font-weight: 900;
  inset: 0;
}

.kt-root.dragging .kt-palette {
  overflow: hidden;
}

.kt-root.dragging .kt-trash {
  display: flex;
}

.kt-root.kt-over-trash .kt-trash {
  background: var(--danger-soft);
}

.kt-main {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.kt-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
  margin-bottom: 10px;
}

.kt-toolbar .btn.small {
  min-height: 40px;
}

.kt-stepup {
  --btn-edge: var(--accent-strong);
  --btn-shade: var(--accent-strong);
  --btn-ink: var(--accent-ink);
  margin-left: auto;
}

.kt-canvas {
  height: var(--ws-h);
  overflow: auto;
  background: var(--bg-soft);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-inset);
  padding: 12px;
}

.kt-frame {
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-plate);
  overflow: hidden;
}

.kt-frame-head {
  display: flex;
  background: var(--panel-2);
  border-bottom: var(--bw-sm) solid var(--line);
  cursor: pointer;
  align-items:  center;
  gap: 8px;
  min-height: 48px;
  padding: 8px 14px;
  font-weight: 900;
}

.kt-frame-sub {
  color: var(--text-sub);
  font-size: 13px;
  font-weight: 500;
}

.kt-frame-default {
  color: var(--text-sub);
  background: var(--panel-2);
  border-bottom: var(--bw-sm) dashed var(--line-soft);
  padding: 5px 14px;
  font-size: 13px;
}

.kt-frame > .kt-list {
  padding: 12px 14px 14px 16px;
}

.kt-frame-foot {
  display: flex;
  color: var(--text-sub);
  background: var(--panel-2);
  border-top: var(--bw-sm) solid var(--line);
  cursor: pointer;
  align-items:  center;
  min-height: 44px;
  padding: 8px 14px;
  font-size: 14px;
  font-weight: 700;
}

.kt-frame-head:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.kt-frame-foot:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.kt-if-head:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.kt-if-else:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.kt-if-foot:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.kt-blk:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.kt-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-height: 44px;
}

.kt-blk {
  --kt-shade: var(--shade-plate);
  position: relative;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: 0 3px 0 var(--kt-shade);
  cursor: pointer;
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;
  min-height: 48px;
  padding-left: 28px;
}

.kt-grip {
  position: absolute;
  border-radius: calc(var(--radius-sm)  - var(--bw-sm)) 0 0 calc(var(--radius-sm)  - var(--bw-sm));
  border-right: var(--bw-sm) solid var(--line);
  background: var(--line);
  cursor: grab;
  touch-action: none;
  width: 28px;
  top: 0;
  bottom: 0;
  left: 0;
}

.kt-grip:after {
  content: "⋮⋮";
  position: absolute;
  display: flex;
  color: var(--panel);
  letter-spacing: -2px;
  justify-content: center;
  align-items:  center;
  font-size: 13px;
  font-weight: 900;
  inset: 0;
}

.kt-line {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 6px 8px;
  min-height: 44px;
  padding: 4px 10px;
  font-size: 16px;
  font-weight: 800;
}

.kt-move {
  --kt-shade: var(--blk-move-strong);
}

.kt-attack {
  --kt-shade: var(--blk-attack-strong);
}

.kt-control {
  --kt-shade: var(--blk-control-strong);
}

.kt-blk.kt-move, .kt-card.kt-move {
  background: var(--blk-move-soft);
}

.kt-blk.kt-attack, .kt-card.kt-attack {
  background: var(--blk-attack-soft);
}

.kt-card.kt-control {
  background: var(--blk-control-soft);
}

.kt-move > .kt-grip {
  background: var(--blk-move);
}

.kt-attack > .kt-grip {
  background: var(--blk-attack);
}

.kt-control > .kt-grip, .kt-if-head > .kt-grip {
  background: var(--blk-control);
}

.kt-move > .kt-grip:after, .kt-attack > .kt-grip:after, .kt-control > .kt-grip:after, .kt-if-head > .kt-grip:after {
  color: var(--line);
}

.kt-pal-title.kt-move {
  background: var(--blk-move-soft);
}

.kt-pal-title.kt-attack {
  background: var(--blk-attack-soft);
}

.kt-pal-title.kt-control {
  background: var(--blk-control-soft);
}

@container (width <= 840px) {
  .kt-card {
    padding-left: 32px;
  }

  .kt-card > .kt-grip {
    width: 24px;
  }
}

.kt-blk.kt-if {
  background: var(--panel);
  padding-left: 0;
}

.kt-if-head {
  position: relative;
  border-radius: calc(var(--radius-sm)  - var(--bw-sm)) calc(var(--radius-sm)  - var(--bw-sm)) 0 0;
  background: var(--blk-control-soft);
  cursor: pointer;
  padding-left: 28px;
}

.kt-if-head > .kt-grip {
  border-radius: calc(var(--radius-sm)  - var(--bw-sm)) 0 0 0;
}

.kt-if-body {
  border-left: 26px solid var(--blk-control);
  background: var(--panel);
  box-shadow: inset var(--bw-sm) var(--bw-sm) 0 var(--line);
  padding: 8px;
}

.kt-if-else {
  display: flex;
  border-left: 26px solid var(--blk-control);
  background: var(--blk-control-soft);
  box-shadow: inset var(--bw-sm) var(--bw-sm) 0 var(--line);
  cursor: pointer;
  align-items:  center;
  gap: 8px;
  min-height: 40px;
  padding: 2px 12px;
  font-weight: 900;
}

.kt-if-foot {
  display: flex;
  border-left: 26px solid var(--blk-control);
  border-radius: 0 0 calc(var(--radius-sm)  - var(--bw-sm)) calc(var(--radius-sm)  - var(--bw-sm));
  background: var(--blk-control-soft);
  box-shadow: inset var(--bw-sm) var(--bw-sm) 0 var(--line);
  cursor: pointer;
  align-items:  center;
  gap: 8px;
  min-height: 40px;
  padding: 2px 12px;
}

.kt-foot-text {
  color: var(--text-sub);
  font-size: 13px;
  font-weight: 700;
}

.kt-chip {
  --chip-shade: var(--line);
  border: var(--bw-sm) solid var(--line);
  background: var(--panel);
  box-shadow: 0 3px 0 var(--chip-shade);
  color: var(--text);
  cursor: pointer;
  border-radius: 999px;
  min-height: 40px;
  padding: 3px 14px;
  transition: transform 50ms, box-shadow 50ms;
  font-size: 15px;
  font-weight: 800;
}

.kt-chip:hover {
  background: var(--panel-2);
}

.kt-chip:active {
  box-shadow: 0 0 0 var(--chip-shade);
  transform: translateY(3px);
}

.kt-chip:after {
  content: " ▾";
  color: var(--text-sub);
}

.kt-chip.kt-sensor {
  --chip-shade: var(--blk-control-strong);
  border-color: var(--line);
}

.kt-and {
  color: var(--warn-ink);
  font-weight: 900;
}

.kt-mini {
  border: var(--bw-sm) dashed var(--line);
  background: var(--panel);
  color: var(--text-sub);
  cursor: pointer;
  border-radius: 999px;
  min-height: 36px;
  padding: 2px 12px;
  font-size: 13px;
  font-weight: 800;
}

.kt-mini:hover {
  color: var(--accent-ink);
  border-color: var(--accent-strong);
}

.kt-mini.locked, .kt-mini.locked:hover {
  color: var(--text-faint);
  border-color: var(--text-faint);
  cursor: help;
  background: none;
}

.kt-mini.on {
  border-style: solid;
  border-color: var(--line);
  background: var(--warn);
  color: var(--text);
  box-shadow: 0 2px 0 var(--warn-strong);
}

.kt-blk.selected {
  outline: 3px solid var(--focus);
  outline-offset: 2px;
}

.kt-tools {
  display: inline-flex;
  gap: 6px;
  margin-left: auto;
}

.kt-tool {
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  cursor: pointer;
  box-shadow: 0 3px 0 var(--line);
  min-width: 44px;
  min-height: 40px;
  transition: transform 50ms, box-shadow 50ms;
  font-size: 16px;
  font-weight: 900;
}

.kt-tool:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(3px);
}

.kt-tool.danger {
  border-color: var(--danger-strong);
  color: var(--danger-ink);
  box-shadow: 0 3px 0 var(--danger-strong);
}

.kt-blk.overridden {
  border-style: dashed;
}

.kt-blk.overridden:not(.kt-if), .kt-if.overridden > .kt-if-head {
  background: var(--bg-soft);
}

.kt-over {
  color: var(--warn-ink);
  font-size: 12.5px;
  font-weight: 700;
}

.kt-cursor {
  display: flex;
  border: var(--bw) dashed var(--accent-strong);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent-ink);
  animation: kt-blink 1.4s ease-in-out infinite;
  align-items:  center;
  min-height: 40px;
  padding: 0 12px;
  font-weight: 900;
}

@keyframes kt-blink {
  50% {
    opacity: .55;
  }
}

.kt-root.dragging .kt-cursor {
  display: none;
}

.kt-fill {
  border: var(--bw-sm) dashed var(--line-soft);
  border-radius: var(--radius-sm);
  color: var(--text-sub);
  text-align: left;
  cursor: pointer;
  background: none;
  min-height: 44px;
  padding: 0 12px;
  font-size: 14px;
  font-weight: 700;
}

.kt-list:has( > .kt-drop) > .kt-fill {
  display: none;
}

.kt-drop {
  display: flex;
  border: var(--bw) dashed var(--accent-strong);
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  color: var(--accent-ink);
  pointer-events: none;
  align-items:  center;
  min-height: 48px;
  padding: 0 12px;
  font-weight: 900;
}

.kt-blk.kt-dragging {
  opacity: .35;
}

.kt-ghost {
  position: fixed;
  z-index: 60;
  pointer-events: none;
  border: var(--bw) solid var(--line);
  border-left: 10px solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  box-shadow: var(--shadow-pop);
  min-height: 48px;
  padding: 10px 16px;
  font-size: 16px;
  font-weight: 900;
  rotate: -3deg;
}

.kt-ghost.kt-move {
  border-left-color: var(--blk-move);
  background: var(--blk-move-soft);
}

.kt-ghost.kt-attack {
  border-left-color: var(--blk-attack);
  background: var(--blk-attack-soft);
}

.kt-ghost.kt-control {
  border-left-color: var(--blk-control);
  background: var(--blk-control-soft);
}

.kt-note {
  color: var(--warn-ink);
  min-height: 22px;
  margin-top: 4px;
  font-size: 13.5px;
  font-weight: 700;
}

.kt-python {
  margin-top: 6px;
}

.kt-python-head {
  color: var(--text-sub);
  margin-bottom: 4px;
  font-size: 13px;
}

.kt-py {
  overflow: auto;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  white-space: pre;
  max-height: 320px;
  margin: 0;
  padding: 10px 0;
  font-size: 13px;
  line-height: 1.6;
}

.kt-py-line {
  display: block;
  padding: 0 12px;
}

.kt-py-line.hl {
  background: var(--accent-soft);
  box-shadow: inset 5px 0 0 var(--accent);
}

.kt-py-no {
  display: inline-block;
  text-align: right;
  color: var(--text-faint);
  user-select: none;
  width: 2.2em;
  margin-right: 12px;
}

.kt-chooser {
  overflow-y: auto;
  background: var(--panel);
  border: 3px solid var(--line);
  border-radius: var(--radius-plate);
  box-shadow: var(--shadow-pop);
  width: min(760px, 100%);
  max-height: 85vh;
  padding: 18px;
}

.kt-chooser-title {
  margin-bottom: 12px;
  font-size: 18px;
  font-weight: 900;
}

.kt-tiles {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}

.kt-tile {
  display: flex;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  text-align: center;
  cursor: pointer;
  box-shadow: 0 4px 0 var(--line);
  flex-direction: column;
  align-items:  center;
  gap: 4px;
  min-height: 96px;
  padding: 10px 8px;
  transition: transform 50ms, box-shadow 50ms;
}

.kt-tile:hover {
  background: var(--panel-2);
}

.kt-tile:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(4px);
}

.kt-tile.current {
  border-color: var(--accent-strong);
  background: var(--accent-soft);
  box-shadow: 0 4px 0 var(--accent-strong);
}

.kt-tile-ico {
  font-size: 30px;
  line-height: 1.1;
}

.kt-tile-label {
  font-size: 15px;
  font-weight: 900;
}

.kt-tile-hint {
  color: var(--text-sub);
  font-size: 12px;
  line-height: 1.4;
}

.kt-preview .kt-blk {
  cursor: default;
  min-height: 0;
  padding-left: 0;
}

.kt-preview .kt-blk:not(.kt-if) {
  border-left-width: 8px;
}

.kt-preview .kt-blk.kt-move {
  border-left-color: var(--blk-move);
}

.kt-preview .kt-blk.kt-attack {
  border-left-color: var(--blk-attack);
}

.kt-preview .kt-if-head {
  box-shadow: inset 26px 0 0 var(--blk-control), inset 28px 0 0 var(--line);
}

.kt-preview .kt-line {
  min-height: 36px;
  font-size: 14px;
}

.kt-preview .kt-frame-head, .kt-preview .kt-frame-foot {
  cursor: default;
  min-height: 36px;
}

.kt-badge, .blk-badge {
  display: inline-flex;
  border: var(--bw-sm) solid var(--line);
  background: var(--warn);
  color: var(--text);
  border-radius: 999px;
  justify-content: center;
  align-items:  center;
  min-width: 24px;
  height: 24px;
  margin-right: 4px;
  font-size: 13px;
  font-weight: 900;
}

.ws-stage-label {
  display: inline-flex;
  border: var(--bw-sm) solid var(--accent-strong);
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-radius: 999px;
  align-items:  center;
  min-height: 36px;
  padding: 3px 14px;
  font-size: 14px;
  font-weight: 900;
}

.ws-back-kantan {
  border-style: dashed;
}

.stepup-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 12px;
  margin: 10px 0;
}

@media (max-width: 760px) {
  .stepup-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

.stepup-col h3 {
  margin: 0 0 6px;
  font-size: 15px;
}

.stepup-col .blocks-root {
  display: block;
}

.stepup-col .blocks-palette, .stepup-col .blocks-toolbar {
  display: none;
}

.stepup-col .blocks-canvas {
  height: auto;
  min-height: 0;
  max-height: 46vh;
}

.stepup-col .kt-frame {
  overflow-y: auto;
  max-height: 46vh;
}

.modal.wide {
  max-width: 1040px;
}

.intro-choices {
  display: grid;
  gap: 12px;
  margin: 12px 0 10px;
}

.intro-choice {
  display: flex;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  box-shadow: 0 4px 0 var(--line);
  flex-direction: column;
  align-items:  flex-start;
  gap: 2px;
  min-height: 56px;
  padding: 10px 14px;
  transition: transform 50ms, box-shadow 50ms;
}

.intro-choice:hover {
  background: var(--panel-2);
}

.intro-choice:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(4px);
}

.intro-choice.picked {
  border-color: var(--accent-strong);
  background: var(--accent-soft);
  box-shadow: 0 4px 0 var(--accent-strong);
}

.intro-choice b {
  font-size: 16px;
  font-weight: 900;
}

.intro-choice span {
  color: var(--text-sub);
  font-size: 13px;
}

.modal.welcome {
  max-width: 780px;
}

.welcome-title {
  text-align: center;
  margin: 0 0 14px;
}

.welcome-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  list-style: none;
  gap: 12px;
  margin: 0;
  padding: 0;
}

.welcome-step {
  display: flex;
  flex-direction: column;
  gap: 8px;
  min-width: 0;
}

.welcome-step p {
  margin: 0;
  font-size: 14.5px;
  font-weight: 800;
  line-height: 1.5;
}

.welcome-step p b {
  color: var(--accent-ink);
}

.welcome-you {
  color: var(--player-a-ink);
  font-weight: 900;
}

.welcome-foe {
  color: var(--player-b-ink);
  font-weight: 900;
}

.welcome-pic {
  display: flex;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--panel-2);
  overflow: hidden;
  justify-content: center;
  align-items:  center;
  height: 150px;
  padding: 8px;
}

.welcome-pic-art {
  padding: 0;
}

.welcome-pic-art canvas {
  display: block;
  object-fit: cover;
  width: 100%;
  height: 100%;
}

.welcome-pic-blocks {
  align-items: stretch;
}

.welcome-pic-blocks .kt-frame {
  box-shadow: none;
  width: 100%;
}

.welcome-pic-blocks .kt-frame-foot {
  display: none;
}

.welcome-pic-blocks .kt-frame-head {
  min-height: 30px;
  padding: 4px 10px;
  font-size: 13px;
}

.welcome-pic-blocks .kt-list {
  gap: 6px;
  min-height: 0;
  padding: 8px;
}

.welcome-pic-blocks .kt-line {
  min-height: 30px;
  font-size: 13.5px;
}

.welcome-core {
  text-align: center;
  margin: 16px 0 14px;
  font-size: 17px;
  font-weight: 800;
}

.welcome-core b {
  color: var(--accent-ink);
}

.welcome-more {
  display: block;
  color: var(--accent-ink);
  font: inherit;
  text-decoration: underline;
  cursor: pointer;
  background: none;
  border: 0;
  min-height: 36px;
  margin: 10px auto 0;
  padding: 4px 8px;
  font-size: 14px;
  font-weight: 700;
}

.welcome-choices-q {
  margin: 10px 0 0;
  font-weight: 900;
}

.welcome-save {
  color: var(--text-sub);
  text-align: center;
  margin: 12px 0 0;
  font-size: 12.5px;
}

@media (max-width: 640px) {
  .welcome-steps {
    grid-template-columns: minmax(0, 1fr);
  }

  .welcome-pic {
    height: 120px;
  }
}

.coach {
  --tail-x: 32px;
  position: fixed;
  z-index: 40;
  border: 3px solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: 0 5px 0 var(--warn-strong);
  max-width: min(320px, 100vw - 24px);
  padding: 10px 12px;
}

.coach[hidden] {
  display: none;
}

.coach:before, .coach:after {
  content: "";
  position: absolute;
  left: var(--tail-x);
  pointer-events: none;
  border: solid #0000;
}

.coach:before {
  border-width: 14px;
  margin-left: -14px;
}

.coach:after {
  border-width: 10px;
  margin-left: -10px;
}

.coach[data-side="below"]:before {
  border-bottom-color: var(--line);
  bottom: 100%;
}

.coach[data-side="below"]:after {
  border-bottom-color: var(--panel);
  bottom: 100%;
}

.coach[data-side="above"]:before {
  border-top-color: var(--line);
  top: 100%;
}

.coach[data-side="above"]:after {
  border-top-color: var(--panel);
  top: 100%;
}

.coach[data-side="below"] {
  transform-origin: var(--tail-x) top;
}

.coach[data-side="above"] {
  transform-origin: var(--tail-x) bottom;
}

.coach.is-pop {
  animation: coach-pop .45s cubic-bezier(.3, 1.6, .5, 1) both, coach-bob-down 1.4s ease-in-out .45s infinite;
}

.coach.is-pop[data-side="below"] {
  animation: coach-pop .45s cubic-bezier(.3, 1.6, .5, 1) both, coach-bob-up 1.4s ease-in-out .45s infinite;
}

@keyframes coach-pop {
  0% {
    scale: .4;
    opacity: 0;
  }

  50% {
    opacity: 1;
  }

  100% {
    scale: 1;
    opacity: 1;
  }
}

@keyframes coach-bob-up {
  50% {
    translate: 0 -6px;
  }
}

@keyframes coach-bob-down {
  50% {
    translate: 0 6px;
  }
}

.coach-text {
  margin: 0 0 8px;
  font-size: 15px;
  font-weight: 900;
  line-height: 1.5;
}

.coach-no {
  display: inline-block;
  border: var(--bw-sm) solid var(--accent-strong);
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-radius: 999px;
  margin-right: 8px;
  padding: 0 8px;
  font-size: 12px;
}

.coach-btns {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.coach-target, .kt-blk.coach-target {
  outline: 4px dashed var(--warn-strong);
  outline-offset: 2px;
  animation: coach-pulse 1.2s ease-in-out infinite;
}

@keyframes coach-pulse {
  50% {
    outline-offset: 5px;
  }
}

.coach-ring {
  position: fixed;
  z-index: 39;
  pointer-events: none;
  border-radius: var(--radius-sm);
  outline: 4px solid var(--warn);
  animation: coach-ring 1.4s ease-out infinite;
}

.coach-ring[hidden] {
  display: none;
}

@keyframes coach-ring {
  0% {
    outline-offset: 4px;
    opacity: 1;
  }

  75%, 100% {
    outline-offset: 22px;
    opacity: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .coach-target, .coach.is-pop, .coach.is-pop[data-side="below"] {
    animation: none;
  }

  .coach-ring {
    display: none;
  }
}

.word-tip {
  position: relative;
  display: inline-block;
  vertical-align: middle;
  margin: 0 2px;
  font-size: 13px;
  font-weight: 700;
}

.word-tip > summary {
  display: inline-flex;
  border: var(--bw-sm) solid var(--line);
  background: var(--panel);
  box-shadow: 0 2px 0 var(--line);
  list-style: none;
  cursor: pointer;
  border-radius: 999px;
  justify-content: center;
  align-items:  center;
  width: 32px;
  height: 32px;
  font-size: 13px;
}

.word-tip > summary::-webkit-details-marker {
  display: none;
}

.word-tip[open] > summary {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(2px);
}

.word-tip .word-card {
  position: absolute;
  z-index: 30;
  display: block;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  box-shadow: 0 4px 0 var(--line);
  color: var(--text);
  text-align: left;
  white-space: normal;
  width: max-content;
  max-width: min(260px, 80vw);
  padding: 8px 10px;
  font-size: 13.5px;
  font-weight: 700;
  line-height: 1.6;
  top: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
}

.word-tip.end .word-card {
  left: auto;
  right: -4px;
  transform: none;
}

.kt-palette .word-tip .word-card {
  max-width: 180px;
}

.word-tip .word-card b {
  display: block;
  color: var(--text);
  margin-bottom: 2px;
  font-size: 14px;
  font-weight: 900;
}

.word-more {
  display: block;
  color: var(--text-sub);
  margin-top: 4px;
  font-weight: 600;
}

.wordbook {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 10px;
  margin: 10px 0 0;
}

.wordbook-item {
  border: var(--bw-sm) solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: var(--panel-2);
  padding: 8px 10px;
}

.wordbook dt {
  font-weight: 900;
}

.wordbook dd {
  margin: 4px 0 0;
  font-size: 14px;
}

.page-lead {
  margin: -4px 0 12px;
}

.adv-summary {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 12px;
  margin: 12px 0 6px;
}

.adv-chapter {
  margin-top: 30px;
}

.adv-ch-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px;
}

.adv-ch-head h2 {
  margin: 0;
  font-size: 21px;
}

.adv-ch-no {
  border: var(--bw-sm) solid var(--line);
  background: var(--warn);
  box-shadow: 0 3px 0 var(--warn-strong);
  color: var(--text);
  border-radius: 999px;
  padding: 1px 12px;
  font-size: 14px;
  font-weight: 900;
}

.adv-ch-parts {
  color: var(--text-sub);
  margin: 8px 0 0;
  font-size: 13.5px;
  line-height: 1.6;
}

details.adv-ch-parts > summary {
  cursor: pointer;
  width: -moz-fit-content;
  width: fit-content;
}

details.adv-ch-parts[open] > summary {
  margin-bottom: 2px;
}

.adv-grid {
  grid-template-columns: repeat(auto-fill, minmax(190px, 1fr));
  margin-top: 12px;
}

.stage-card.adv {
  overflow: hidden;
  padding-left: 22px;
}

.stage-card.adv:before {
  content: "";
  position: absolute;
  background: var(--line-soft);
  border-right: var(--bw-sm) solid var(--line);
  width: 8px;
  top: 0;
  bottom: 0;
  left: 0;
}

.stage-card.adv.battle:before {
  background: var(--player-b);
}

.stage-card.adv.boss {
  --card-shade: var(--warn-strong);
  padding-top: 20px;
}

.stage-card.adv.boss:before {
  border-right: 0;
  border-bottom: var(--bw-sm) solid var(--line);
  background: repeating-linear-gradient(-45deg, var(--warn) 0 10px, var(--line) 10px 20px);
  width: auto;
  height: 10px;
  bottom: auto;
  right: 0;
}

.stage-card.adv.next {
  --card-shade: var(--warn-strong);
  background: var(--warn-soft);
}

.stage-card.adv.next:not(.boss):before {
  background: var(--warn);
}

.stage-card.adv.next .tag.warn {
  display: inline-block;
  background: var(--warn);
  color: var(--text);
  border-color: var(--line);
  animation: tag-hop 1.6s ease-in-out infinite;
}

@keyframes tag-hop {
  0%, 60%, 100% {
    translate: 0;
  }

  70% {
    translate: 0 -4px;
  }

  80% {
    translate: 0;
  }

  88% {
    translate: 0 -2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .stage-card.adv.next .tag.warn {
    animation: none;
  }
}

.stage-card.adv.cleared:not(.next) {
  --card-shade: var(--ok-strong);
}

.adv-marks {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 6px;
}

.adv-challenges {
  border: var(--bw-sm) dashed var(--line);
  border-radius: var(--radius);
  margin-top: 14px;
  padding: 10px 12px;
}

.adv-chal-head {
  color: var(--text-sub);
  margin-bottom: 8px;
  font-size: 13.5px;
  font-weight: 900;
}

.adv-chal-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.adv-chal {
  display: inline-flex;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  box-shadow: 0 3px 0 var(--line);
  flex-wrap: wrap;
  align-items:  center;
  gap: 6px;
  min-height: 40px;
  padding: 5px 12px;
  transition: transform 50ms, box-shadow 50ms;
  font-size: 13.5px;
  font-weight: 700;
}

.adv-chal:hover {
  background: var(--panel-2);
}

.adv-chal:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(3px);
}

.adv-chal.cleared {
  background: var(--ok-soft);
  box-shadow: 0 3px 0 var(--ok-strong);
}

.adv-chal-note {
  color: var(--text-sub);
  font-size: 13.5px;
}

.stage-head {
  display: flex;
  border-bottom: var(--bw-sm) dashed var(--line-soft);
  flex-wrap: wrap;
  justify-content: space-between;
  align-items:  flex-end;
  gap: 10px 16px;
  margin-top: 12px;
  padding-bottom: 14px;
}

.stage-eyebrow {
  display: flex;
  color: var(--text-sub);
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
  font-size: 13.5px;
  font-weight: 800;
}

.stage-title h1 {
  margin: 4px 0 0;
  line-height: 1.25;
}

.stage-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.stage-nav .btn {
  text-decoration: none;
}

.stage-brief {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 320px);
  align-items: stretch;
  gap: 18px;
}

.stage-lead {
  max-width: 40em;
  font-size: 20px;
  font-weight: 900;
  line-height: 1.5;
}

.stage-body {
  max-width: 46em;
  margin-top: 6px;
  font-size: 17px;
  line-height: 1.8;
}

.stage-hint {
  margin-top: 10px;
  font-size: 16px;
}

.stage-hint summary {
  cursor: pointer;
  color: var(--warn-ink);
  font-weight: 800;
}

.stage-hint p {
  margin: 6px 0 0;
  line-height: 1.7;
}

.stage-rules summary {
  color: var(--accent-ink);
}

.stage-rules ul {
  margin: 6px 0 0;
  padding-left: 1.3em;
  line-height: 1.7;
}

.stage-rules li + li {
  margin-top: 2px;
}

.stage-brief .hintline {
  padding: 8px 11px;
  font-size: 15px;
  line-height: 1.6;
}

.stage-brief-row {
  display: flex;
  flex-wrap: wrap;
  align-items:  flex-start;
  gap: 14px 18px;
  margin-top: 12px;
}

.stage-brief-row > .start-view {
  flex: 520px;
  min-width: 0;
  max-width: 680px;
}

.start-view-brief {
  display: grid;
  grid-template-columns: minmax(0, 360px) minmax(170px, 1fr);
  grid-template-areas: "head head" "canvas info";
  align-items:  start;
  column-gap: 14px;
}

.start-view-brief > .start-view-head {
  grid-area: head;
}

.start-view-brief > .start-view-canvas {
  grid-area: canvas;
}

.start-view-brief > .start-view-info {
  grid-area: info;
}

.start-view-brief .start-view-caption {
  margin-top: 0;
}

.start-view-brief .start-view-who + .start-view-who {
  margin-top: 6px;
}

@media (max-width: 720px) {
  .start-view-brief {
    grid-template-columns: minmax(0, 1fr);
    grid-template-areas: "head" "canvas" "info";
  }

  .start-view-brief .start-view-caption {
    margin-top: 6px;
  }
}

.stage-parts {
  flex: 240px;
  min-width: 0;
  max-width: 420px;
}

.stage-parts-head {
  color: var(--accent-ink);
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 900;
}

.stage-part {
  display: flex;
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  border-left-width: 10px;
  flex-direction: column;
  gap: 2px;
  margin-bottom: 8px;
  padding: 8px 12px 8px 20px;
}

.stage-part.kt-move {
  background: var(--blk-move-soft);
  border-left-color: var(--blk-move);
}

.stage-part.kt-attack {
  background: var(--blk-attack-soft);
  border-left-color: var(--blk-attack);
}

.stage-part.kt-control {
  background: var(--blk-control-soft);
  border-left-color: var(--blk-control);
}

.stage-part-label {
  font-size: 16px;
  font-weight: 800;
}

.stage-part-hint {
  color: var(--text-sub);
  font-size: 14px;
  line-height: 1.5;
}

.stage-part.stage-api {
  background: var(--panel-2);
  border-left-color: var(--accent);
}

.stage-part.stage-api .stage-part-label {
  font-family: var(--font-mono);
  overflow-wrap: anywhere;
  font-size: 15px;
}

.stage-goal-parts {
  color: var(--text-sub);
  font-size: 14px;
}

.start-view-head {
  color: var(--accent-ink);
  margin-bottom: 6px;
  font-size: 14px;
  font-weight: 900;
}

.start-view-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.start-view-tab {
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--panel);
  color: var(--text);
  font: inherit;
  cursor: pointer;
  box-shadow: 0 3px 0 var(--line);
  min-height: 36px;
  padding: 4px 10px;
  font-size: 14px;
  font-weight: 800;
}

.start-view-tab:hover {
  background: var(--panel-2);
}

.start-view-tab:active {
  box-shadow: 0 0 0 var(--line);
  transform: translateY(3px);
}

.start-view-tab[aria-pressed="true"] {
  background: var(--accent-soft);
  color: var(--accent-ink);
  border-color: var(--accent-strong);
  box-shadow: 0 3px 0 var(--accent-strong);
}

.start-view-canvas {
  display: block;
  aspect-ratio: 4 / 3;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-deep);
  width: 100%;
  height: auto;
}

.start-view-caption {
  margin-top: 6px;
  font-size: 15px;
  line-height: 1.6;
}

.start-view-who + .start-view-who {
  margin-top: 2px;
}

.start-view-who .tag {
  margin-right: 4px;
}

.start-view-who .nowrap {
  white-space: nowrap;
}

.stage-brief-goal {
  display: flex;
  border-radius: var(--radius);
  border: var(--bw) solid var(--line);
  background: var(--warn-soft);
  flex-direction: column;
  gap: 8px;
  padding: 14px;
}

.stage-goal-label {
  color: var(--warn-ink);
  letter-spacing: .04em;
  font-size: 14px;
  font-weight: 900;
}

.stage-goal-text {
  font-size: 18px;
  font-weight: 900;
  line-height: 1.5;
}

.stage-chips {
  display: flex;
  list-style: none;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.stage-chips li {
  border: var(--bw-sm) solid var(--warn-strong);
  border-radius: var(--radius-sm);
  background: var(--panel);
  padding: 3px 10px;
  font-size: 15px;
  font-weight: 800;
}

.stage-brief-goal .btn {
  text-align: center;
  justify-content: center;
  width: 100%;
}

.stage-brief-goal .btn.big {
  margin-top: 4px;
}

.stage-brief-goal {
  align-self:  start;
}

@media (max-width: 720px) {
  .stage-brief {
    grid-template-columns: minmax(0, 1fr);
  }
}

.stage-editor .ws-panes {
  --ws-chrome: 64px;
  --ws-h: max(320px, calc(100vh - var(--ws-chrome)  - var(--runbar-h)));
}

.stage-editor .ws-panes.mode-kantan {
  --ws-chrome: 144px;
}

.stage-editor .ws-panes.mode-blocks {
  --ws-chrome: 112px;
}

.stage-editor .ws-panes.mode-split {
  --ws-chrome: 156px;
}

@supports (height: 100svh) {
  .stage-editor .ws-panes {
    --ws-h: max(320px, calc(100svh - var(--ws-chrome)  - var(--runbar-h)));
  }
}

.stage-editor {
  --runbar-h: 92px;
}

.runbar {
  position: sticky;
  z-index: 15;
  display: flex;
  pointer-events: none;
  justify-content: center;
  padding: 8px 0 10px;
  bottom: 0;
}

.runbar-inner {
  pointer-events: auto;
  visibility: hidden;
  display: flex;
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-plate);
  box-shadow: var(--shadow-pop);
  flex-wrap: wrap;
  justify-content: center;
  align-items:  center;
  gap: 10px;
  padding: 8px 12px;
}

.runbar.shown .runbar-inner {
  visibility: visible;
}

.runbar-note {
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 700;
}

.runbar-series {
  display: flex;
  gap: 6px;
}

@media (max-width: 640px) {
  .runbar {
    bottom: calc(62px + env(safe-area-inset-bottom, 0px));
  }
}

.stage-editor {
  position: relative;
}

.stage-editor-main {
  min-width: 0;
}

.stage-side {
  display: none;
  border: var(--bw) solid var(--line);
  border-radius: var(--radius);
  background: var(--panel);
  box-shadow: var(--shadow-pop);
  padding: 12px;
}

.stage-side .start-view-caption {
  font-size: 14px;
}

.stage-side-close {
  justify-content: center;
  width: 100%;
  margin-top: 8px;
}

.stage-side.open {
  display: block;
  position: absolute;
  z-index: 20;
  width: min(360px, 100% - 16px);
  top: 8px;
  right: 8px;
}

@media (min-width: 1180px) {
  .stage-editor {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 290px;
    align-items:  start;
    gap: 14px;
  }

  .stage-side, .stage-side.open {
    display: block;
    position: sticky;
    box-shadow: var(--shadow-plate);
    width: auto;
    top: 12px;
  }

  .stage-side-close, .stage-side-toggle, .stage-brief .start-view-brief {
    display: none;
  }
}

.adv-ace {
  font-size: 14.5px;
}

.adv-series + .adv-series {
  margin-top: 10px;
}

.adv-series.ok {
  box-shadow: 0 4px 0 var(--ok-strong);
}

.adv-series-head {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 12px;
}

.big-marks {
  letter-spacing: 2px;
  font-size: 26px;
  font-weight: 900;
}

.adv-series-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.menu-card.main {
  box-shadow: 0 6px 0 var(--shade-plate);
  border-width: 3px;
}

.ace-toggle {
  min-width: 36px;
  padding-left: 4px;
  padding-right: 4px;
  font-size: 16px;
}

.ace-toggle.on {
  color: var(--warn-strong);
}

.series-big {
  margin-bottom: 6px;
  font-size: 16px;
}

.side-map select {
  width: 100%;
}

.cpu-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(215px, 1fr));
  gap: 14px;
  margin-top: 14px;
}

.cpu-meta {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 4px 8px;
  margin-top: 6px;
}

.cpu-grid .stage-card .num {
  color: var(--warn-strong);
  letter-spacing: 2px;
  font-size: 17px;
}

.cpu-grid .stage-card .num .tag {
  letter-spacing: 0;
  vertical-align: 2px;
}

.hintline {
  border: var(--bw-sm) solid var(--warn-strong);
  border-radius: var(--radius-sm);
  background: var(--warn-soft);
  color: var(--text);
  margin-top: 8px;
  padding: 6px 9px;
  font-size: 12.5px;
  line-height: 1.5;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 14px;
  margin-top: 12px;
}

.chart-card canvas {
  width: 100%;
  height: auto;
}

.analysis-modes {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0;
}

.analysis-target {
  border-left: 10px solid var(--player-a);
  margin-bottom: 12px;
  padding: 2px 0 2px 12px;
}

.analysis-target-name {
  overflow-wrap: anywhere;
  font-size: 19px;
  font-weight: 900;
  line-height: 1.4;
}

.analysis-target-name > span:first-child {
  color: var(--player-a-ink);
}

.analysis-target-name .tag {
  vertical-align: 2px;
  font-size: 13px;
}

.analysis-pick {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px 10px;
  font-weight: 900;
}

.analysis-pick select {
  max-width: 100%;
}

.version-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(min(100%, 270px), 1fr));
  gap: 10px;
  margin-top: 12px;
}

.version-card {
  --card-shade: var(--shade-plate);
  display: grid;
  text-align: left;
  font: inherit;
  color: var(--text);
  background: var(--panel);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: 0 4px 0 var(--card-shade);
  cursor: pointer;
  align-content:  start;
  gap: 2px;
  padding: 8px 12px;
  transition: transform 60ms, box-shadow 60ms;
}

.version-card:hover {
  background: var(--panel-2);
}

.version-card:active {
  box-shadow: 0 0 0 var(--card-shade);
  transform: translateY(4px);
}

.version-card.on {
  --card-shade: var(--accent-strong);
  background: var(--accent-soft);
  border-color: var(--accent-strong);
}

.version-card-name {
  font-weight: 900;
}

.version-card-stat {
  color: var(--text-sub);
  font-variant-numeric: tabular-nums;
  font-size: 13px;
}

.statcards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 10px;
}

.statcard {
  background: var(--panel);
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-part);
  text-align: center;
  padding: 9px 12px 10px;
}

.statcard .value {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: 24px;
  font-weight: 900;
}

.statcard .label {
  color: var(--text-sub);
  font-size: 12.5px;
}

.diagnosis {
  border: var(--bw-sm) solid var(--line);
  border-left: 10px solid var(--warn);
  background: var(--warn-soft);
  border-radius: var(--radius-sm);
  margin: 10px 0;
  padding: 10px 14px;
}

.diagnosis .q {
  font-weight: 900;
}

.diagnosis-more > summary {
  cursor: pointer;
  color: var(--text-sub);
  width: -moz-fit-content;
  width: fit-content;
  font-weight: 700;
}

textarea.hypothesis {
  background: var(--panel);
  color: var(--text);
  border: var(--bw) solid var(--line);
  border-radius: var(--radius-sm);
  resize: vertical;
  width: 100%;
  min-height: 70px;
  padding: 10px;
  font-family: inherit;
  font-size: 14px;
}

.help-more > summary {
  cursor: pointer;
  font-size: 18px;
  font-weight: 900;
}

.help-more[open] > summary {
  margin-bottom: 4px;
}

.help-sec {
  padding-top: 14px;
}

.help-sec + .help-sec {
  border-top: var(--bw-sm) dashed var(--line-soft);
  margin-top: 14px;
}

.help-sec > h3 {
  margin-top: 0;
}

.help table {
  border-collapse: collapse;
  width: 100%;
  margin: 8px 0;
  font-size: 14px;
}

.help th, .help td {
  border: var(--bw-sm) solid var(--line-soft);
  text-align: left;
  vertical-align: top;
  padding: 6px 10px;
}

.help th {
  background: var(--panel-2);
  border-bottom: 3px solid var(--line);
}

@media (max-width: 640px) {
  .help table, .help tbody, .help tr, .help th, .help td {
    display: block;
    width: auto;
  }

  .help tr:has( > th + th) {
    display: none;
  }

  .help tr {
    border: var(--bw-sm) solid var(--line);
    border-radius: var(--radius-sm);
    overflow: hidden;
    margin-bottom: 10px;
  }

  .help th, .help td {
    border: 0;
  }

  .help td:first-child, .help th:first-child {
    background: var(--panel-2);
    font-weight: 700;
  }

  .help code {
    overflow-wrap: anywhere;
  }
}

.help code {
  font-family: var(--font-mono);
  background: var(--bg-soft);
  color: var(--accent-ink);
  border-radius: 5px;
  padding: 1px 6px;
  font-size: 13px;
}

.help pre {
  background: var(--bg-soft);
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-inset);
  overflow-x: auto;
  font-family: var(--font-mono);
  padding: 12px;
  font-size: 13px;
  line-height: 1.5;
}

.modal-back {
  position: fixed;
  background: var(--scrim);
  display: flex;
  z-index: 50;
  overflow-y: auto;
  overscroll-behavior: contain;
  justify-content: center;
  align-items:  flex-start;
  padding: 16px;
  inset: 0;
}

.modal {
  background: var(--panel);
  border: 3px solid var(--line);
  border-radius: var(--radius-plate);
  box-shadow: 0 8px 0 var(--line);
  overflow-y: auto;
  overscroll-behavior: contain;
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 40px);
  margin: auto;
  padding: 22px;
}

@supports (height: 100dvh) {
  .modal {
    max-height: calc(100dvh - 40px);
  }
}

.intro-list {
  line-height: 2;
}

@media (max-width: 560px) {
  .modal {
    padding: 16px;
  }

  .intro-list {
    padding-left: 1.2em;
    line-height: 1.7;
  }
}

.progress {
  background: var(--bg-deep);
  border: var(--bw-sm) solid var(--line);
  overflow: hidden;
  border-radius: 999px;
  height: 20px;
  padding: 2px;
}

.progress > div {
  background: var(--accent);
  box-shadow: inset 0 -3px 0 var(--accent-strong);
  border-radius: 999px;
  height: 100%;
  transition: width .15s;
}

kbd {
  display: inline-block;
  text-align: center;
  background: var(--panel);
  border: var(--bw-sm) solid var(--line);
  font-family: var(--font-mono);
  border-bottom-width: 4px;
  border-radius: 6px;
  min-width: 1.8em;
  padding: 0 7px;
  font-size: 13px;
  font-weight: 800;
}

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

.doc-link {
  color: var(--accent-ink);
  text-decoration: underline;
  text-underline-offset: 2px;
  font-size: 12.5px;
  font-weight: 700;
}

.doc-link:hover {
  text-decoration-thickness: 2px;
}

.kt-why, .blk-why {
  white-space: nowrap;
  margin-left: 6px;
}

.help-rescue .doc-link {
  font-size: 15px;
}

.site-foot {
  padding: 18px 12px calc(18px + env(safe-area-inset-bottom, 0px));
  border-top: var(--bw-sm) dashed var(--line-soft);
  text-align: center;
  margin-top: 44px;
}

.site-foot-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px 18px;
}

.site-foot-links a {
  color: var(--text-sub);
  text-decoration: none;
  white-space: nowrap;
  font-size: 13.5px;
  font-weight: 700;
}

.site-foot-links a:hover {
  color: var(--accent-ink);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-foot-copy {
  display: block;
  color: var(--text-faint);
  margin-top: 12px;
  font-size: 12.5px;
}

.sound-lab {
  display: grid;
  gap: 14px;
  padding: 16px;
}

.lab-stack {
  display: grid;
  gap: 14px;
}

.sound-lab h1 {
  margin: 0;
  font-size: 24px;
}

.lab-card {
  display: grid;
  gap: 10px;
  padding: 14px;
}

.lab-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items:  center;
  gap: 8px;
}

.lab-bar h2 {
  margin: 0;
  font-size: 18px;
}

.lab-ids, .lab-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.lab-ids .btn.on, .lab-actions .btn.on {
  --btn-face: var(--accent-soft);
  --btn-edge: var(--accent-strong);
  --btn-shade: var(--accent-strong);
  --btn-ink: var(--accent-ink);
}

.lab-knobs {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 8px 16px;
}

.lab-knob {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 96px;
  font-family: var(--font-mono);
  align-items:  center;
  gap: 2px 8px;
  font-size: 13.5px;
}

.lab-knob > span {
  grid-column: 1 / -1;
}

.lab-knob input[type="range"] {
  accent-color: var(--accent);
}

.lab-knob input[type="number"] {
  width: 96px;
}

.lab-levels {
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 13.5px;
}

.lab-levels th, .lab-levels td {
  border-bottom: var(--bw-sm) solid var(--line-soft);
  text-align: right;
  padding: 3px 12px;
}

.lab-levels th:first-child, .lab-levels td:first-child {
  text-align: left;
}

.lab-summary {
  position: sticky;
  z-index: 20;
  gap: 6px;
  top: 8px;
}

.lab-summary .lab-code {
  max-height: 50vh;
}

.lab-changed {
  color: var(--warn-ink);
  margin: 0;
  font-weight: 800;
}

.lab-code-box > summary {
  cursor: pointer;
  color: var(--text-sub);
  font-size: 14px;
  font-weight: 800;
}

.lab-code {
  border: var(--bw-sm) solid var(--line);
  border-radius: var(--radius-sm);
  background: var(--bg-soft);
  font-family: var(--font-mono);
  resize: vertical;
  width: 100%;
  margin-top: 8px;
  padding: 8px 10px;
  font-size: 12.5px;
  line-height: 1.5;
}

.lab-knob.changed {
  background: var(--warn-soft);
  border-radius: var(--radius-sm);
  box-shadow: 0 0 0 4px var(--warn-soft);
}

.lab-was {
  color: var(--warn-ink);
  font-weight: 800;
}

.lab-ids .btn.changed {
  --btn-edge: var(--warn-strong);
  --btn-shade: var(--warn-strong);
}

.league-open {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 10px;
  margin-bottom: 14px;
}

.league-result, .league-host {
  margin-bottom: 14px;
}

.league-host > summary {
  cursor: pointer;
  display: flex;
  align-items:  center;
  min-height: 36px;
  font-size: 17px;
}

.league-host[open] > summary {
  margin-bottom: 8px;
}

.league-scroll {
  overflow-x: auto;
  margin: 10px 0;
}

.league-table {
  border-collapse: collapse;
  width: 100%;
  font-size: 14.5px;
}

.league-table th, .league-table td {
  border-bottom: var(--bw-sm) solid var(--line-soft);
  text-align: center;
  white-space: nowrap;
  padding: 6px 8px;
}

.league-table th {
  background: var(--panel-2);
  border-bottom: 3px solid var(--line);
  font-size: 13px;
}

.league-table td.bot {
  text-align: left;
  white-space: normal;
  min-width: 8em;
  font-weight: 700;
}

.league-table td.rank {
  font-weight: 900;
}

.league-table tr.me td {
  background: var(--warn-soft);
}

.league-table tr.focus td {
  background: var(--accent-soft);
}

.no-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(48px, 1fr));
  gap: 8px;
  margin: 10px 0;
}

.no-btn {
  justify-content: center;
  min-width: 0;
  min-height: 44px;
  font-size: 16px;
  font-weight: 900;
}

.no-btn.on {
  --btn-face: var(--accent-soft);
  --btn-edge: var(--focus);
  --btn-shade: var(--focus);
  --btn-ink: var(--accent-ink);
}

.league-self .no-grid {
  max-width: 640px;
}

.league-matches {
  border-top: var(--bw-sm) dashed var(--line-soft);
  margin-top: 12px;
  padding-top: 10px;
}

.league-matches h3 {
  margin: 0 0 6px;
}

.league-matches ul {
  list-style: none;
  display: grid;
  gap: 6px;
  margin: 0;
  padding: 0;
}

.league-matches li {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
}

.league-matches .opp {
  flex: 1;
  min-width: 140px;
  font-weight: 700;
}

.league-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 10px;
}

.league-drop {
  display: flex;
  border: var(--bw) dashed var(--line);
  border-radius: var(--radius);
  background: var(--bg-soft);
  flex-wrap: wrap;
  align-items:  center;
  gap: 10px;
  padding: 14px;
}

.league-drop.over {
  background: var(--accent-soft);
  border-color: var(--focus);
}

.league-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 10px 0;
}

.league-errors {
  list-style: none;
  display: grid;
  justify-items: start;
  gap: 4px;
  padding: 0;
}

.league-form {
  display: grid;
  gap: 10px;
  margin: 12px 0;
}

.league-form label {
  display: flex;
  flex-wrap: wrap;
  align-items:  center;
  gap: 8px;
  font-weight: 700;
}

.league-form .text-input {
  flex: 1;
  min-width: 200px;
}

.league-check input {
  width: 20px;
  height: 20px;
}

.league-run {
  display: grid;
  justify-items: start;
  gap: 8px;
  margin-top: 8px;
}

.league-run .meter {
  width: 100%;
  max-width: 480px;
}