:root {
  color-scheme: dark;
  --ink: #d9ecee;
  --ink-strong: #f3fcfd;
  --ink-muted: #91aeb4;
  --canvas: #000408;
  --canvas-soft: #02090e;
  --panel: #03151e;
  --panel-strong: #061f2a;
  --panel-glass: rgb(3 21 30 / 0.88);
  --line: rgb(89 181 196 / 0.24);
  --line-strong: rgb(0 188 197 / 0.58);
  --cyan: #00bcc5;
  --cyan-light: #62edf1;
  --orange: #f3821d;
  --orange-light: #ffba69;
  --green: #4eb068;
  --violet: #b073da;
  --red: #d76565;
  --shadow-cyan: 0 0 42px rgb(0 188 197 / 0.16);
  --shadow-deep: 0 28px 80px rgb(0 0 0 / 0.45);
  --radius-sm: 0.55rem;
  --radius-md: 1rem;
  --radius-lg: 1.45rem;
  --content: 72rem;
  --reading-progress: 0%;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  background: var(--canvas);
  scroll-behavior: smooth;
  scroll-padding-top: 5.4rem;
}

body {
  min-width: 0;
  margin: 0;
  background:
    radial-gradient(
      circle at 50% -12rem,
      rgb(0 188 197 / 0.11),
      transparent 34rem
    ),
    linear-gradient(180deg, #01070b, var(--canvas) 24rem);
  color: var(--ink);
  font-family:
    Inter,
    ui-sans-serif,
    system-ui,
    -apple-system,
    BlinkMacSystemFont,
    "Segoe UI",
    sans-serif;
  font-size: 1rem;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background-image:
    linear-gradient(rgb(0 188 197 / 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgb(0 188 197 / 0.025) 1px, transparent 1px);
  background-size: 3rem 3rem;
  content: "";
  pointer-events: none;
  mask-image: linear-gradient(to bottom, black, transparent 80%);
}

img,
svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-underline-offset: 0.2em;
}

button,
input {
  color: inherit;
  font: inherit;
}

button,
summary,
a,
input {
  -webkit-tap-highlight-color: transparent;
}

:focus-visible {
  outline: 3px solid var(--orange-light);
  outline-offset: 4px;
}

::selection {
  background: rgb(0 188 197 / 0.35);
  color: var(--ink-strong);
}

.skip-link {
  position: fixed;
  z-index: 1000;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.8rem 1rem;
  border: 1px solid var(--cyan);
  border-radius: var(--radius-sm);
  background: #001016;
  color: var(--ink-strong);
  transform: translateY(-180%);
  transition: transform 160ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.reading-progress {
  position: fixed;
  z-index: 999;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: rgb(0 188 197 / 0.08);
  pointer-events: none;
}

.reading-progress span {
  display: block;
  width: var(--reading-progress);
  height: 100%;
  background: linear-gradient(
    90deg,
    var(--cyan),
    var(--cyan-light),
    var(--orange)
  );
  box-shadow: 0 0 12px var(--cyan);
}

.content-shell {
  width: min(calc(100% - 2rem), var(--content));
  min-width: 0;
  margin-inline: auto;
}

.section {
  position: relative;
  min-width: 0;
  padding-block: clamp(4.5rem, 9vw, 8rem);
  scroll-margin-top: 5.5rem;
}

.section--raised {
  border-block: 1px solid rgb(0 188 197 / 0.12);
  background:
    linear-gradient(120deg, rgb(0 188 197 / 0.025), transparent 35%),
    rgb(2 9 14 / 0.82);
}

.section-heading {
  min-width: 0;
  max-width: 42rem;
}

.section-heading--wide {
  max-width: 54rem;
}

.section-heading > :last-child,
.story-copy > :last-child,
.result-copy > :last-child {
  margin-bottom: 0;
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: var(--cyan-light);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  line-height: 1.3;
  text-transform: uppercase;
}

h1,
h2,
h3,
h4,
p {
  overflow-wrap: anywhere;
}

h1,
h2,
h3,
h4 {
  margin-block: 0 0.75em;
  color: var(--ink-strong);
  font-weight: 790;
  line-height: 1.08;
  text-wrap: balance;
}

h1 {
  max-width: 13ch;
  font-size: clamp(2.55rem, 7vw, 5.65rem);
  letter-spacing: -0.055em;
}

h2 {
  font-size: clamp(2rem, 5vw, 3.9rem);
  letter-spacing: -0.045em;
}

h3 {
  font-size: clamp(1.35rem, 2.7vw, 2.1rem);
  letter-spacing: -0.025em;
}

h4 {
  font-size: 1.08rem;
}

p {
  max-width: 66ch;
  margin-block: 0 1rem;
  color: var(--ink-muted);
}

strong {
  color: var(--ink-strong);
}

.site-header {
  position: relative;
  z-index: 40;
  border-bottom: 1px solid rgb(0 188 197 / 0.16);
  background: rgb(0 6 10 / 0.82);
  backdrop-filter: blur(18px);
}

.site-header__inner {
  display: flex;
  width: min(calc(100% - 2rem), var(--content));
  min-height: 4.6rem;
  margin-inline: auto;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  min-width: 0;
  min-height: 2.75rem;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
}

.brand img {
  flex: 0 0 auto;
  filter: drop-shadow(0 0 12px rgb(0 188 197 / 0.45));
}

.brand span {
  display: grid;
  min-width: 0;
}

.brand strong {
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  line-height: 1.2;
}

.brand small {
  color: var(--ink-muted);
  font-size: 0.74rem;
}

.alpha-chip,
.mode-label,
.type-chip,
.roadmap-card__label {
  display: inline-flex;
  align-items: center;
  border: 1px solid rgb(0 188 197 / 0.35);
  border-radius: 999px;
  background: rgb(0 188 197 / 0.09);
  color: var(--cyan-light);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.alpha-chip {
  min-height: 2rem;
  padding-inline: 0.8rem;
  white-space: nowrap;
}

.chapter-nav {
  position: sticky;
  z-index: 50;
  top: 0;
  border-bottom: 1px solid rgb(0 188 197 / 0.17);
  background: rgb(1 9 14 / 0.94);
  box-shadow: 0 10px 30px rgb(0 0 0 / 0.28);
  backdrop-filter: blur(18px);
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scrollbar-width: thin;
  scrollbar-color: rgb(0 188 197 / 0.35) transparent;
}

.chapter-nav__track {
  display: flex;
  width: max-content;
  min-width: min(100%, var(--content));
  min-height: 3.45rem;
  margin-inline: auto;
  align-items: stretch;
  justify-content: center;
  gap: 0.15rem;
  padding-inline: 1rem;
}

.chapter-nav a {
  position: relative;
  display: inline-flex;
  min-height: 2.75rem;
  padding-inline: 0.86rem;
  align-items: center;
  color: var(--ink-muted);
  font-size: 0.8rem;
  font-weight: 750;
  text-decoration: none;
  white-space: nowrap;
}

.chapter-nav a::after {
  position: absolute;
  right: 0.65rem;
  bottom: 0;
  left: 0.65rem;
  height: 2px;
  background: transparent;
  content: "";
  transform: scaleX(0.25);
  transition:
    background 160ms ease,
    transform 160ms ease;
}

.chapter-nav a:hover,
.chapter-nav a[aria-current="location"] {
  color: var(--ink-strong);
}

.chapter-nav a[aria-current="location"]::after {
  background: linear-gradient(90deg, var(--cyan), var(--orange));
  transform: scaleX(1);
}

.hero {
  isolation: isolate;
  min-height: min(57rem, calc(100svh - 3rem));
  padding-top: clamp(4rem, 9vw, 7rem);
  overflow: clip;
  background:
    linear-gradient(
      90deg,
      rgb(0 4 8 / 0.97) 0%,
      rgb(0 4 8 / 0.78) 50%,
      rgb(0 4 8 / 0.58) 100%
    ),
    url("assets/backgrounds/circuit-concourse.webp") center / cover no-repeat;
}

.hero::before,
.hero::after {
  position: absolute;
  z-index: -1;
  content: "";
  pointer-events: none;
}

.hero::before {
  inset: 1rem;
  border: 1px solid rgb(0 188 197 / 0.25);
  clip-path: polygon(
    0 1.5rem,
    1.5rem 0,
    calc(100% - 1.5rem) 0,
    100% 1.5rem,
    100% calc(100% - 1.5rem),
    calc(100% - 1.5rem) 100%,
    1.5rem 100%,
    0 calc(100% - 1.5rem)
  );
}

.hero::after {
  inset: auto 0 0;
  height: 18rem;
  background: linear-gradient(to bottom, transparent, var(--canvas));
}

.hero__glow {
  position: absolute;
  z-index: -1;
  top: 12%;
  right: 8%;
  width: min(52vw, 38rem);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle, rgb(0 188 197 / 0.22), transparent 66%);
  filter: blur(10px);
}

.hero__grid {
  display: grid;
  min-width: 0;
  align-items: center;
  gap: clamp(2.5rem, 7vw, 7rem);
  grid-template-columns: minmax(0, 1.12fr) minmax(18rem, 0.88fr);
}

.hero__copy,
.commander-portrait {
  min-width: 0;
}

.hero__lead {
  max-width: 54ch;
  color: #c6dadd;
  font-size: clamp(1.08rem, 2vw, 1.32rem);
  line-height: 1.65;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-block: 1.75rem 1rem;
}

.button {
  display: inline-flex;
  min-height: 3rem;
  padding: 0.78rem 1.15rem;
  border: 1px solid var(--line-strong);
  border-radius: var(--radius-sm);
  align-items: center;
  justify-content: center;
  color: var(--ink-strong);
  font-size: 0.86rem;
  font-weight: 800;
  line-height: 1.2;
  text-align: center;
  text-decoration: none;
  transition:
    border-color 150ms ease,
    background 150ms ease,
    transform 150ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button--primary {
  border-color: var(--orange);
  background: linear-gradient(135deg, #ff9b36, var(--orange));
  box-shadow: 0 12px 34px rgb(243 130 29 / 0.2);
  color: #160900;
}

.button--quiet {
  background: rgb(0 188 197 / 0.08);
}

.button--quiet:hover {
  background: rgb(0 188 197 / 0.14);
}

.hero__note {
  max-width: 62ch;
  padding-left: 1rem;
  border-left: 2px solid var(--cyan);
  color: var(--ink-muted);
  font-size: 0.9rem;
}

.commander-portrait {
  position: relative;
  display: grid;
  aspect-ratio: 1;
  place-items: center;
}

.commander-portrait::before,
.commander-portrait::after,
.commander-portrait__orbit {
  position: absolute;
  border-radius: 50%;
  content: "";
  pointer-events: none;
}

.commander-portrait::before {
  inset: 4%;
  border: 1px solid var(--line-strong);
  box-shadow:
    inset 0 0 36px rgb(0 188 197 / 0.2),
    0 0 46px rgb(0 188 197 / 0.17);
}

.commander-portrait::after {
  inset: 12%;
  border: 1px solid rgb(243 130 29 / 0.45);
}

.commander-portrait__orbit {
  inset: 0;
  border: 2px dashed rgb(0 188 197 / 0.22);
  animation: orbit 40s linear infinite;
}

.commander-portrait > img {
  position: relative;
  z-index: 1;
  width: 78%;
  filter: drop-shadow(0 26px 35px rgb(0 0 0 / 0.52));
}

.commander-portrait__label {
  position: absolute;
  z-index: 3;
  right: 10%;
  bottom: 3%;
  left: 10%;
  display: grid;
  padding: 0.8rem 1rem;
  border: 1px solid rgb(0 188 197 / 0.38);
  border-radius: var(--radius-sm);
  background: rgb(0 9 14 / 0.86);
  box-shadow: var(--shadow-deep);
  text-align: center;
  backdrop-filter: blur(12px);
}

.commander-portrait__label span {
  color: var(--cyan-light);
  font-size: 0.67rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.commander-portrait__label strong {
  font-size: 0.9rem;
}

@keyframes orbit {
  to {
    transform: rotate(360deg);
  }
}

.quick-facts {
  position: relative;
  z-index: 2;
  display: grid;
  margin-top: clamp(3rem, 7vw, 6rem);
  border: 1px solid rgb(0 188 197 / 0.24);
  background: rgb(0 8 12 / 0.78);
  box-shadow: var(--shadow-deep);
  grid-template-columns: repeat(5, minmax(0, 1fr));
  backdrop-filter: blur(16px);
}

.quick-facts article {
  position: relative;
  min-width: 0;
  padding: 1.25rem;
}

.quick-facts article + article {
  border-left: 1px solid rgb(0 188 197 / 0.18);
}

.quick-facts span {
  color: var(--orange-light);
  font-size: 0.68rem;
  font-weight: 900;
}

.quick-facts strong {
  display: block;
  margin-top: 0.3rem;
  font-size: 1rem;
}

.quick-facts p {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  line-height: 1.45;
}

.split-layout {
  display: grid;
  min-width: 0;
  align-items: center;
  gap: clamp(2rem, 7vw, 6rem);
  grid-template-columns: minmax(0, 0.72fr) minmax(22rem, 1.28fr);
}

.lane-diagram {
  position: relative;
  display: grid;
  min-width: 0;
  padding: clamp(1.25rem, 4vw, 2rem);
  border: 1px solid var(--line-strong);
  background:
    linear-gradient(135deg, rgb(0 188 197 / 0.07), transparent 45%), #020d13;
  box-shadow: var(--shadow-cyan);
  clip-path: polygon(
    1.25rem 0,
    calc(100% - 1.25rem) 0,
    100% 1.25rem,
    100% calc(100% - 1.25rem),
    calc(100% - 1.25rem) 100%,
    1.25rem 100%,
    0 calc(100% - 1.25rem),
    0 1.25rem
  );
  gap: 0.85rem;
}

.lane-diagram__commander {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 0.7rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid rgb(0 188 197 / 0.24);
  background: rgb(0 5 8 / 0.75);
}

.lane-diagram__commander--enemy {
  border-color: rgb(243 130 29 / 0.4);
}

.lane-diagram__commander span {
  color: var(--ink-muted);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.lane-diagram__commander strong {
  font-size: 0.84rem;
}

.lane-diagram__lanes {
  display: grid;
  min-height: 12rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.lane-diagram__lanes span {
  position: relative;
  display: grid;
  min-width: 0;
  border-inline: 1px solid rgb(0 188 197 / 0.5);
  background: linear-gradient(
    180deg,
    rgb(243 130 29 / 0.07),
    rgb(0 188 197 / 0.09)
  );
  place-content: space-between center;
}

.lane-diagram__lanes span::after {
  position: absolute;
  inset: 0 45%;
  background: linear-gradient(to bottom, var(--orange), var(--cyan));
  content: "";
  opacity: 0.22;
}

.lane-diagram__lanes i {
  z-index: 1;
  width: 1.35rem;
  height: 1.35rem;
  margin: 0.8rem;
  border: 1px solid currentcolor;
  border-radius: 50%;
  background: #031119;
  color: var(--cyan);
}

.lane-diagram__lanes i:first-child {
  color: var(--orange);
}

.lane-diagram__lanes b {
  z-index: 1;
  padding: 0.2rem;
  background: #020b10;
  color: var(--ink-muted);
  font-size: 0.7rem;
  font-style: normal;
  text-transform: uppercase;
}

.core-rules {
  display: grid;
  margin-top: clamp(3rem, 6vw, 5rem);
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.8rem;
}

.core-rules article,
.mode-grid article,
.comparison-cards article,
.card-type,
.choice-card,
.roadmap-card {
  min-width: 0;
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgb(6 31 42 / 0.85), rgb(2 12 18 / 0.9));
  box-shadow: 0 18px 45px rgb(0 0 0 / 0.22);
}

.core-rules article {
  padding: 1.25rem;
}

.core-rules img,
.mode-grid img,
.comparison-cards img {
  margin-bottom: 0.9rem;
  filter: drop-shadow(0 0 12px rgb(0 188 197 / 0.25));
}

.core-rules h3 {
  margin-bottom: 0.45rem;
  font-size: 1.03rem;
}

.core-rules p,
.mode-grid p,
.comparison-cards p {
  margin: 0;
  font-size: 0.87rem;
}

.route-card {
  display: grid;
  margin-top: clamp(3rem, 7vw, 6rem);
  padding: clamp(1.3rem, 4vw, 2.25rem);
  border: 1px solid rgb(243 130 29 / 0.36);
  background:
    linear-gradient(90deg, rgb(243 130 29 / 0.06), transparent 28%),
    var(--panel-glass);
  box-shadow: var(--shadow-deep);
  grid-template-columns: minmax(12rem, 0.55fr) minmax(0, 1.45fr);
  gap: 2rem;
}

.route-card h3 {
  margin: 0;
}

.route-card__note {
  grid-column: 1 / -1;
  margin: -0.7rem 0 0;
  color: var(--ink-muted);
  font-size: 0.78rem;
}

.route-steps {
  display: grid;
  min-width: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.55rem;
}

.route-steps li {
  display: flex;
  min-width: 0;
  min-height: 3.2rem;
  padding: 0.6rem;
  border: 1px solid rgb(0 188 197 / 0.18);
  background: rgb(0 7 11 / 0.56);
  align-items: center;
  gap: 0.6rem;
}

.route-steps span,
.arena-key > li > span,
.turn-sequence > ol > li > span,
.troubleshooting ol > li > span {
  display: inline-grid;
  flex: 0 0 auto;
  width: 1.85rem;
  height: 1.85rem;
  border: 1px solid var(--cyan);
  border-radius: 50%;
  background: rgb(0 188 197 / 0.1);
  color: var(--cyan-light);
  font-size: 0.72rem;
  font-weight: 900;
  place-items: center;
}

.route-steps strong {
  font-size: 0.76rem;
  line-height: 1.25;
}

.story-grid {
  display: grid;
  min-width: 0;
  margin-top: clamp(3rem, 7vw, 6rem);
  align-items: center;
  grid-template-columns: minmax(0, 1.12fr) minmax(18rem, 0.88fr);
  gap: clamp(2rem, 7vw, 6rem);
}

.story-grid--media-left {
  grid-template-columns: minmax(18rem, 0.88fr) minmax(0, 1.12fr);
}

.story-copy {
  min-width: 0;
}

.step-marker {
  display: grid;
  width: 2.85rem;
  height: 2.85rem;
  margin-bottom: 1.2rem;
  border: 1px solid var(--orange);
  background: rgb(243 130 29 / 0.1);
  box-shadow: 0 0 22px rgb(243 130 29 / 0.13);
  color: var(--orange-light);
  font-size: 1.1rem;
  font-weight: 900;
  place-items: center;
  clip-path: polygon(
    20% 0,
    80% 0,
    100% 20%,
    100% 80%,
    80% 100%,
    20% 100%,
    0 80%,
    0 20%
  );
}

.divider-line {
  height: 1px;
  margin-top: clamp(4rem, 8vw, 7rem);
  background: linear-gradient(
    90deg,
    transparent,
    rgb(0 188 197 / 0.34),
    transparent
  );
}

.media-frame {
  position: relative;
  min-width: 0;
  margin: 0;
  padding: 0.65rem;
  border: 1px solid rgb(0 188 197 / 0.43);
  background:
    linear-gradient(
      135deg,
      rgb(0 188 197 / 0.11),
      transparent 18% 82%,
      rgb(243 130 29 / 0.1)
    ),
    #020b10;
  box-shadow: var(--shadow-deep), var(--shadow-cyan);
  clip-path: polygon(
    1.05rem 0,
    calc(100% - 1.05rem) 0,
    100% 1.05rem,
    100% calc(100% - 1.05rem),
    calc(100% - 1.05rem) 100%,
    1.05rem 100%,
    0 calc(100% - 1.05rem),
    0 1.05rem
  );
}

.media-frame--phone {
  width: min(100%, 25rem);
  margin-inline: auto;
}

.media-frame--arena {
  width: min(100%, 35rem);
}

.media-frame--sequence {
  width: 100%;
}

.media-zoom {
  position: relative;
  display: block;
  width: 100%;
  min-width: 0;
  padding: 0;
  border: 0;
  overflow: clip;
  background: #000;
  cursor: zoom-in;
  text-align: left;
  text-decoration: none;
}

.media-zoom img {
  width: 100%;
  height: auto;
}

.media-zoom > span {
  position: absolute;
  z-index: 10;
  right: 0.65rem;
  bottom: 0.65rem;
  display: inline-flex;
  min-height: 2.75rem;
  padding: 0.55rem 0.75rem;
  border: 1px solid rgb(0 188 197 / 0.6);
  border-radius: 999px;
  background: rgb(0 8 12 / 0.88);
  align-items: center;
  color: var(--ink-strong);
  font-size: 0.7rem;
  font-weight: 800;
  backdrop-filter: blur(10px);
}

.media-zoom:hover > span {
  border-color: var(--orange);
}

.media-frame figcaption {
  padding: 0.8rem 0.45rem 0.25rem;
  color: var(--ink-muted);
  font-size: 0.78rem;
  line-height: 1.5;
}

.check-list {
  display: grid;
  margin: 1.4rem 0;
  padding: 0;
  list-style: none;
  gap: 0.75rem;
}

.check-list li {
  position: relative;
  min-width: 0;
  padding-left: 1.65rem;
  color: var(--ink-muted);
  overflow-wrap: anywhere;
}

.check-list li::before {
  position: absolute;
  top: 0.55em;
  left: 0.15rem;
  width: 0.6rem;
  height: 0.6rem;
  border: 1px solid var(--cyan);
  background: rgb(0 188 197 / 0.12);
  box-shadow: 0 0 9px rgb(0 188 197 / 0.32);
  content: "";
  transform: rotate(45deg);
}

.plain-note {
  margin-top: 1.5rem;
  padding: 1rem 1.1rem;
  border: 1px solid rgb(0 188 197 / 0.28);
  border-left: 3px solid var(--cyan);
  background: rgb(0 188 197 / 0.055);
}

.plain-note--orange {
  border-color: rgb(243 130 29 / 0.28);
  border-left-color: var(--orange);
  background: rgb(243 130 29 / 0.055);
}

.plain-note--violet {
  border-color: rgb(176 115 218 / 0.35);
  border-left-color: var(--violet);
  background: rgb(176 115 218 / 0.06);
}

.plain-note strong {
  display: block;
  margin-bottom: 0.2rem;
}

.plain-note p {
  margin: 0;
  font-size: 0.88rem;
}

.comparison-cards {
  display: grid;
  margin-block: 1.5rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.75rem;
}

.comparison-cards article {
  padding: 1.1rem;
}

.comparison-cards h4 {
  margin-bottom: 0.35rem;
}

.action-list {
  display: grid;
  margin: 1.4rem 0;
  padding: 0;
  list-style: none;
  gap: 0.8rem;
}

.action-list li {
  display: grid;
  min-width: 0;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  gap: 0.75rem;
}

.action-list > li > span {
  padding-top: 0.08rem;
  color: var(--orange-light);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.06em;
}

.action-list strong {
  display: block;
  font-size: 0.94rem;
}

.action-list p {
  margin: 0.15rem 0 0;
  font-size: 0.84rem;
  line-height: 1.45;
}

.action-list--compact {
  gap: 0.65rem;
}

.number-rules {
  display: grid;
  margin-block: 1.5rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.55rem;
}

.number-rules div {
  min-width: 0;
  padding: 0.8rem;
  border: 1px solid rgb(0 188 197 / 0.2);
  background: rgb(0 188 197 / 0.04);
}

.number-rules dt {
  color: var(--cyan-light);
  font-size: 1.65rem;
  font-weight: 900;
  line-height: 1;
}

.number-rules dd {
  margin: 0.35rem 0 0;
  color: var(--ink-muted);
  font-size: 0.72rem;
  line-height: 1.35;
}

.modes-panel {
  margin-top: clamp(4rem, 9vw, 8rem);
  padding: clamp(1.3rem, 4vw, 2.4rem);
  border: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgb(0 188 197 / 0.05), transparent 34%),
    var(--panel-glass);
}

.mode-grid {
  display: grid;
  margin-top: 2rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.mode-grid article {
  padding: 1.25rem;
}

.mode-label {
  min-height: 1.8rem;
  margin-bottom: 1rem;
  padding-inline: 0.65rem;
}

.mode-grid h4 {
  margin-bottom: 0.5rem;
  font-size: 1.2rem;
}

.mode-footnote {
  margin: 1.2rem 0 0;
  font-size: 0.82rem;
}

.card-type-grid {
  display: grid;
  margin-top: clamp(2.5rem, 6vw, 4rem);
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.9rem;
}

.card-type {
  position: relative;
  padding: 0.8rem 1.2rem 1.3rem;
}

.card-type--unit {
  border-color: rgb(0 188 197 / 0.38);
}

.card-type--tactic {
  border-color: rgb(243 130 29 / 0.38);
}

.card-type--module {
  border-color: rgb(176 115 218 / 0.38);
}

.card-art-frame {
  display: grid;
  aspect-ratio: 1.3 / 1;
  margin: -0.2rem -0.6rem 1rem;
  overflow: clip;
  background:
    radial-gradient(circle at 50% 50%, rgb(0 188 197 / 0.13), transparent 62%),
    #00070a;
  place-items: center;
}

.card-art-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.type-chip {
  min-height: 1.7rem;
  margin-bottom: 0.8rem;
  padding-inline: 0.65rem;
}

.card-type--tactic .type-chip {
  border-color: rgb(243 130 29 / 0.4);
  background: rgb(243 130 29 / 0.08);
  color: var(--orange-light);
}

.card-type--module .type-chip {
  border-color: rgb(176 115 218 / 0.4);
  background: rgb(176 115 218 / 0.08);
  color: #d7a8f8;
}

.card-type h3 {
  font-size: 1.35rem;
}

.card-type p,
.card-type li {
  font-size: 0.87rem;
}

.card-type ul {
  display: grid;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
  gap: 0.55rem;
}

.card-type li {
  display: flex;
  min-width: 0;
  align-items: center;
  gap: 0.45rem;
  color: var(--ink-muted);
  overflow-wrap: anywhere;
}

.card-type li img {
  flex: 0 0 auto;
}

.terminology-note,
.action-tip {
  display: grid;
  margin-top: 1rem;
  padding: 1.15rem;
  border: 1px solid rgb(243 130 29 / 0.3);
  background: rgb(243 130 29 / 0.045);
  align-items: center;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 1rem;
}

.terminology-note h3,
.action-tip h3 {
  margin-bottom: 0.25rem;
  font-size: 1.15rem;
}

.terminology-note p,
.action-tip p {
  margin: 0;
  font-size: 0.87rem;
}

.opening-hand {
  display: grid;
  margin-top: clamp(4rem, 9vw, 8rem);
  align-items: center;
  grid-template-columns: minmax(0, 1.12fr) minmax(18rem, 0.88fr);
  gap: clamp(2rem, 7vw, 6rem);
  scroll-margin-top: 5.5rem;
}

.opening-hand__copy {
  min-width: 0;
}

.rule-detail {
  min-width: 0;
  border: 1px solid var(--line);
  background: rgb(2 14 20 / 0.72);
}

.rule-detail summary {
  min-width: 0;
  min-height: 3.25rem;
  padding: 0.85rem 2.7rem 0.85rem 1rem;
  color: var(--ink-strong);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.rule-detail p {
  margin: 0;
  padding: 0 1rem 1rem;
  font-size: 0.85rem;
}

.arena-guide {
  display: grid;
  margin-top: clamp(3rem, 7vw, 5rem);
  align-items: start;
  grid-template-columns: minmax(20rem, 0.98fr) minmax(0, 1.02fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.annotated-shot {
  isolation: isolate;
}

.pin {
  position: absolute;
  z-index: 5;
  display: grid;
  width: 2rem;
  height: 2rem;
  border: 2px solid #001015;
  border-radius: 50%;
  background: var(--orange);
  box-shadow:
    0 0 0 2px var(--orange-light),
    0 4px 14px rgb(0 0 0 / 0.6);
  color: #130700;
  font-size: 0.72rem;
  font-style: normal;
  font-weight: 900;
  place-items: center;
}

.pin--1 {
  top: 5%;
  left: 8%;
}
.pin--2 {
  top: 10%;
  left: 48%;
}
.pin--3 {
  top: 22%;
  left: 76%;
}
.pin--4 {
  top: 52%;
  left: 14%;
}
.pin--5 {
  top: 47%;
  left: 52%;
}
.pin--6 {
  top: 72%;
  left: 47%;
}
.pin--7 {
  top: 91%;
  left: 32%;
}
.pin--8 {
  top: 58%;
  right: 4%;
}

.arena-key {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
  gap: 0.6rem;
}

.arena-key li {
  display: grid;
  min-width: 0;
  padding: 0.8rem;
  border-bottom: 1px solid rgb(0 188 197 / 0.15);
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.8rem;
}

.arena-key strong {
  display: block;
  font-size: 0.92rem;
}

.arena-key p {
  margin: 0.12rem 0 0;
  font-size: 0.8rem;
  line-height: 1.45;
}

.turn-sequence,
.state-panel,
.target-sequence,
.end-condition-grid,
.checklist-panel,
.glossary {
  margin-top: clamp(4rem, 9vw, 8rem);
}

.turn-sequence > ol {
  display: grid;
  margin: 2rem 0 0;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.7rem;
}

.turn-sequence > ol > li {
  display: grid;
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--line);
  background: rgb(3 21 30 / 0.7);
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
}

.turn-sequence strong {
  display: block;
  font-size: 0.9rem;
}

.turn-sequence p {
  margin: 0.15rem 0 0;
  font-size: 0.78rem;
  line-height: 1.45;
}

.state-panel {
  padding: clamp(1.3rem, 4vw, 2.3rem);
  border: 1px solid var(--line);
  background: var(--panel-glass);
}

.state-grid {
  display: grid;
  margin-top: 1.8rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.75rem;
}

.state-grid article {
  min-width: 0;
  padding: 1rem;
  border: 1px solid rgb(255 255 255 / 0.07);
  background: rgb(0 7 11 / 0.6);
}

.state-badge {
  display: inline-flex;
  min-height: 1.8rem;
  padding-inline: 0.7rem;
  border: 1px solid currentcolor;
  border-radius: 999px;
  align-items: center;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.state-badge--booting {
  color: var(--orange-light);
  background: rgb(243 130 29 / 0.08);
}
.state-badge--ready {
  color: #70da8a;
  background: rgb(78 176 104 / 0.08);
}
.state-badge--exhausted {
  color: #72d9de;
  background: rgb(0 188 197 / 0.08);
}

.state-grid h4 {
  margin: 0.9rem 0 0.35rem;
}

.state-grid p {
  margin: 0;
  font-size: 0.82rem;
}

.target-grid {
  display: grid;
  margin-top: 2rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.85rem;
}

.target-grid figcaption {
  min-height: 4.7rem;
}

.action-tip {
  margin-top: 1rem;
  border-color: rgb(0 188 197 / 0.35);
  background: rgb(0 188 197 / 0.05);
  grid-template-columns: auto minmax(0, 1fr);
}

.action-tip img {
  filter: drop-shadow(0 0 16px rgb(0 188 197 / 0.35));
}

.rules-grid {
  display: grid;
  margin-top: clamp(3rem, 7vw, 5rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.result-grid {
  display: grid;
  margin-top: clamp(3rem, 7vw, 5rem);
  align-items: center;
  grid-template-columns: minmax(17rem, 0.72fr) minmax(0, 1.28fr);
  gap: clamp(2rem, 6vw, 5rem);
}

.result-copy {
  display: grid;
  min-width: 0;
  gap: 0.7rem;
}

.result-copy--outcome {
  align-content: center;
}

.choice-card {
  padding: 1rem;
  border-color: rgb(255 255 255 / 0.11);
}

.choice-card--cyan {
  border-color: rgb(0 188 197 / 0.36);
}

.choice-card--orange {
  border-color: rgb(243 130 29 / 0.42);
}

.choice-card span {
  color: var(--ink-strong);
  font-size: 0.88rem;
  font-weight: 850;
}

.choice-card p {
  margin: 0.2rem 0 0;
  font-size: 0.8rem;
}

.end-condition-grid {
  display: grid;
  align-items: start;
  grid-template-columns: minmax(12rem, 0.48fr) minmax(0, 1.52fr);
  gap: 2rem;
}

.end-condition-grid > div:last-child {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.65rem;
}

.end-condition-grid article {
  display: grid;
  min-width: 0;
  padding: 1rem;
  border: 1px solid var(--line);
  background: rgb(3 21 30 / 0.65);
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.8rem;
}

.end-condition-grid article img {
  grid-row: 1 / 3;
}

.end-condition-grid article p {
  margin: 0;
  font-size: 0.78rem;
}

.checklist-panel {
  display: grid;
  padding: clamp(1.3rem, 4vw, 2.4rem);
  border: 1px solid rgb(78 176 104 / 0.35);
  background:
    linear-gradient(135deg, rgb(78 176 104 / 0.08), transparent 40%),
    var(--panel-glass);
  grid-template-columns: minmax(12rem, 0.62fr) minmax(0, 1.38fr);
  gap: 2rem;
}

.checklist {
  display: grid;
  min-width: 0;
  gap: 0.55rem;
}

.checklist label {
  display: grid;
  min-width: 0;
  min-height: 3rem;
  padding: 0.7rem 0.85rem;
  border: 1px solid rgb(78 176 104 / 0.18);
  background: rgb(0 7 11 / 0.56);
  cursor: pointer;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.65rem;
}

.checklist input {
  width: 1.15rem;
  height: 1.15rem;
  margin: 0;
  accent-color: var(--green);
}

.checklist input:checked + span {
  color: var(--ink-muted);
  text-decoration: line-through;
}

.text-button {
  width: max-content;
  min-height: 2.75rem;
  padding: 0.4rem 0;
  border: 0;
  background: transparent;
  color: var(--cyan-light);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: underline;
  text-underline-offset: 0.25em;
}

.roadmap-grid {
  display: grid;
  margin-top: clamp(2.5rem, 6vw, 4rem);
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

.roadmap-card {
  padding: clamp(1.3rem, 4vw, 2rem);
}

.roadmap-card--now {
  border-color: rgb(78 176 104 / 0.35);
}

.roadmap-card--next {
  border-color: rgb(176 115 218 / 0.38);
}

.roadmap-card__label {
  min-height: 1.9rem;
  margin-bottom: 1rem;
  padding-inline: 0.7rem;
}

.roadmap-card--now .roadmap-card__label {
  border-color: rgb(78 176 104 / 0.4);
  background: rgb(78 176 104 / 0.08);
  color: #7fe298;
}

.roadmap-card--next .roadmap-card__label {
  border-color: rgb(176 115 218 / 0.4);
  background: rgb(176 115 218 / 0.08);
  color: #d8acf5;
}

.roadmap-card > ul:not(.check-list) {
  display: grid;
  margin: 1.2rem 0 0;
  padding: 0;
  list-style: none;
  gap: 1rem;
}

.roadmap-card > ul:not(.check-list) li {
  display: grid;
}

.roadmap-card > ul:not(.check-list) span {
  margin-top: 0.18rem;
  color: var(--ink-muted);
  font-size: 0.86rem;
}

.possibility-strip {
  display: grid;
  margin-top: 0.9rem;
  padding: clamp(1.3rem, 4vw, 2rem);
  border: 1px dashed rgb(176 115 218 / 0.35);
  background: rgb(176 115 218 / 0.035);
  grid-template-columns: minmax(13rem, 0.55fr) minmax(0, 1.45fr);
  gap: 1.5rem;
}

.possibility-strip ul {
  display: flex;
  min-width: 0;
  margin: 0;
  padding: 0;
  flex-wrap: wrap;
  align-content: start;
  list-style: none;
  gap: 0.55rem;
}

.possibility-strip li {
  padding: 0.5rem 0.65rem;
  border: 1px solid rgb(176 115 218 / 0.2);
  background: rgb(0 7 11 / 0.5);
  color: #cfc1d9;
  font-size: 0.78rem;
}

.possibility-strip > p {
  grid-column: 1 / -1;
  margin: 0;
  font-size: 0.77rem;
}

.help-grid {
  display: grid;
  margin-top: clamp(2.5rem, 6vw, 4rem);
  align-items: start;
  grid-template-columns: minmax(0, 1.25fr) minmax(17rem, 0.75fr);
  gap: 1rem;
}

.faq-panel,
.troubleshooting,
.glossary {
  min-width: 0;
  padding: clamp(1.15rem, 3vw, 1.8rem);
  border: 1px solid var(--line);
  background: var(--panel-glass);
}

.faq-panel > details {
  border-top: 1px solid rgb(0 188 197 / 0.16);
}

.faq-panel > details:last-child {
  border-bottom: 1px solid rgb(0 188 197 / 0.16);
}

.faq-panel summary {
  min-height: 3.45rem;
  padding: 0.85rem 2rem 0.85rem 0;
  color: var(--ink-strong);
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 800;
  overflow-wrap: anywhere;
}

.faq-panel details p {
  margin: 0;
  padding: 0 1rem 1rem 0;
  font-size: 0.84rem;
}

.troubleshooting {
  border-color: rgb(243 130 29 / 0.26);
  background:
    linear-gradient(145deg, rgb(243 130 29 / 0.06), transparent 45%),
    var(--panel-glass);
}

.troubleshooting > img {
  margin-bottom: 1rem;
  filter: drop-shadow(0 0 16px rgb(243 130 29 / 0.2));
}

.troubleshooting ol {
  display: grid;
  margin: 1.4rem 0 0;
  padding: 0;
  list-style: none;
  gap: 0.85rem;
}

.troubleshooting li {
  display: grid;
  min-width: 0;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 0.7rem;
}

.troubleshooting strong {
  display: block;
  font-size: 0.88rem;
}

.troubleshooting li p {
  margin: 0.1rem 0 0;
  font-size: 0.78rem;
}

.support-route {
  margin: 1.35rem 0 0;
  padding-top: 1rem;
  border-top: 1px solid rgb(243 130 29 / 0.22);
  color: var(--ink-muted);
  font-size: 0.82rem;
}

.support-route a {
  color: var(--orange-light);
  font-weight: 900;
  text-underline-offset: 0.2em;
}

.glossary__header {
  display: flex;
  min-width: 0;
  align-items: end;
  justify-content: space-between;
  gap: 1.5rem;
}

.search-field {
  display: grid;
  width: min(100%, 22rem);
  min-width: 0;
  gap: 0.35rem;
  color: var(--ink-muted);
  font-size: 0.74rem;
  font-weight: 800;
}

.search-field input {
  width: 100%;
  min-width: 0;
  min-height: 3rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid rgb(0 188 197 / 0.35);
  border-radius: var(--radius-sm);
  background: #00080c;
  color: var(--ink-strong);
}

.search-field input::placeholder {
  color: #65838a;
}

.filter-status {
  min-height: 1.5rem;
  margin: 0.8rem 0 0;
  font-size: 0.74rem;
}

.glossary-grid {
  display: grid;
  margin: 0.6rem 0 0;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.6rem;
}

.glossary-grid > div {
  min-width: 0;
  padding: 0.85rem;
  border: 1px solid rgb(0 188 197 / 0.15);
  background: rgb(0 7 11 / 0.52);
}

.glossary-grid > div[hidden] {
  display: none;
}

.glossary-grid dt {
  color: var(--cyan-light);
  font-size: 0.84rem;
  font-weight: 850;
}

.glossary-grid dd {
  margin: 0.25rem 0 0;
  color: var(--ink-muted);
  font-size: 0.76rem;
  line-height: 1.45;
  overflow-wrap: anywhere;
}

.glossary-empty {
  margin: 1rem 0 0;
  padding: 1rem;
  border: 1px dashed rgb(243 130 29 / 0.38);
  text-align: center;
}

.final-cta {
  padding-block: clamp(3.5rem, 8vw, 6rem);
  background:
    linear-gradient(
      90deg,
      rgb(0 188 197 / 0.09),
      transparent 45%,
      rgb(243 130 29 / 0.07)
    ),
    url("assets/backgrounds/circuit-preparation-bay.webp") center 38% / cover
      no-repeat;
}

.final-cta::before {
  position: absolute;
  inset: 0;
  background: rgb(0 5 8 / 0.78);
  content: "";
}

.final-cta__inner {
  position: relative;
  display: grid;
  min-width: 0;
  padding: clamp(1.3rem, 4vw, 2.2rem);
  border: 1px solid var(--line-strong);
  background: rgb(0 8 12 / 0.85);
  box-shadow: var(--shadow-deep), var(--shadow-cyan);
  align-items: center;
  grid-template-columns: auto minmax(0, 1fr) auto;
  gap: 1.5rem;
}

.final-cta__inner h2 {
  margin-bottom: 0.4rem;
  font-size: clamp(1.6rem, 4vw, 2.7rem);
}

.final-cta__inner p:last-child {
  margin: 0;
}

.site-footer {
  border-top: 1px solid rgb(0 188 197 / 0.2);
  background: #000408;
}

.site-footer .content-shell {
  display: grid;
  min-width: 0;
  padding-block: 2.2rem;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 2rem;
}

.site-footer strong {
  font-size: 0.92rem;
}

.site-footer p {
  margin: 0.2rem 0 0;
  font-size: 0.75rem;
}

.back-to-top {
  position: fixed;
  z-index: 80;
  right: 1rem;
  bottom: 1rem;
  display: grid;
  width: 3rem;
  height: 3rem;
  border: 1px solid var(--line-strong);
  border-radius: 50%;
  background: rgb(0 10 15 / 0.92);
  box-shadow: 0 14px 30px rgb(0 0 0 / 0.4);
  color: var(--cyan-light);
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transform: translateY(0.8rem);
  transition:
    opacity 150ms ease,
    transform 150ms ease;
  place-items: center;
}

.back-to-top[data-visible="true"] {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}

.back-to-top span {
  font-size: 1.2rem;
}

.dialog-open {
  overflow: hidden;
}

.image-dialog {
  position: fixed;
  z-index: 200;
  inset: 0;
  display: grid;
  padding: 1rem;
  background: rgb(0 3 5 / 0.88);
  color: var(--ink);
  backdrop-filter: blur(7px);
  place-items: center;
}

.image-dialog[hidden] {
  display: none;
}

.image-dialog__panel {
  width: min(calc(100% - 2rem), 54rem);
  max-height: min(92dvh, 58rem);
  margin: auto;
  border: 1px solid var(--line-strong);
  background: #020b10;
  box-shadow:
    0 30px 100px rgb(0 0 0 / 0.72),
    var(--shadow-cyan);
  overflow: hidden;
}

.image-dialog__header {
  position: sticky;
  z-index: 3;
  top: 0;
  display: flex;
  min-height: 4rem;
  padding: 0.7rem 0.8rem 0.7rem 1rem;
  border-bottom: 1px solid rgb(0 188 197 / 0.24);
  background: rgb(1 11 16 / 0.96);
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.image-dialog__header h2 {
  margin: 0;
  font-size: 1rem;
}

.image-dialog__header button {
  min-width: 4.2rem;
  min-height: 2.75rem;
  padding-inline: 0.85rem;
  border: 1px solid rgb(243 130 29 / 0.5);
  border-radius: var(--radius-sm);
  background: rgb(243 130 29 / 0.08);
  color: var(--orange-light);
  cursor: pointer;
  font-size: 0.78rem;
  font-weight: 850;
}

.image-dialog__body {
  overflow: auto;
  overscroll-behavior: contain;
  max-height: calc(92dvh - 4rem);
  padding: 1rem;
}

.image-dialog__body img {
  width: min(100%, 40rem);
  margin-inline: auto;
  border: 1px solid rgb(0 188 197 / 0.22);
}

.image-dialog__body p {
  margin: 0.8rem auto 0;
  font-size: 0.82rem;
  text-align: center;
}

@media (max-width: 64rem) {
  .quick-facts {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .quick-facts article + article {
    border-left: 0;
  }

  .quick-facts article:not(:nth-child(3n + 1)) {
    border-left: 1px solid rgb(0 188 197 / 0.18);
  }

  .quick-facts article:nth-child(n + 4) {
    border-top: 1px solid rgb(0 188 197 / 0.18);
  }

  .core-rules {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .glossary-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 48rem) {
  .content-shell {
    width: min(calc(100% - 1.4rem), var(--content));
  }

  .section {
    padding-block: clamp(3.8rem, 14vw, 5.5rem);
  }

  .site-header__inner {
    width: calc(100% - 1.4rem);
  }

  .chapter-nav__track {
    justify-content: start;
    padding-inline: 0.7rem;
  }

  .hero {
    min-height: auto;
    padding-top: 3.8rem;
  }

  .hero__grid,
  .split-layout,
  .story-grid,
  .story-grid--media-left,
  .opening-hand,
  .arena-guide,
  .result-grid,
  .help-grid,
  .roadmap-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .hero__copy {
    order: 1;
  }

  .commander-portrait {
    order: 0;
    width: min(100%, 22rem);
    margin-inline: auto;
  }

  .hero h1 {
    font-size: clamp(2.45rem, 13vw, 4.2rem);
  }

  .quick-facts {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .quick-facts article:not(:nth-child(3n + 1)) {
    border-left: 0;
  }

  .quick-facts article:nth-child(even) {
    border-left: 1px solid rgb(0 188 197 / 0.18);
  }

  .quick-facts article:nth-child(n + 3) {
    border-top: 1px solid rgb(0 188 197 / 0.18);
  }

  .quick-facts article:last-child {
    grid-column: 1 / -1;
  }

  .lane-diagram {
    width: 100%;
  }

  .route-card,
  .checklist-panel,
  .possibility-strip,
  .end-condition-grid,
  .final-cta__inner,
  .site-footer .content-shell {
    grid-template-columns: minmax(0, 1fr);
  }

  .route-steps,
  .turn-sequence > ol {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .story-grid--media-left > .media-frame {
    order: 2;
  }

  .story-grid--media-left > .story-copy {
    order: 1;
  }

  .card-type-grid,
  .mode-grid,
  .target-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .card-type {
    display: grid;
    grid-template-columns: minmax(8rem, 0.55fr) minmax(0, 1.45fr);
    column-gap: 1rem;
  }

  .card-art-frame {
    grid-row: 1 / 6;
    aspect-ratio: 0.8 / 1;
    margin: -0.2rem 0 0;
  }

  .card-type .type-chip,
  .card-type h3,
  .card-type p,
  .card-type ul {
    grid-column: 2;
  }

  .card-type ul {
    align-self: end;
  }

  .media-frame--arena {
    margin-inline: auto;
  }

  .arena-key {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

  .target-grid {
    width: min(100%, 28rem);
    margin-inline: auto;
  }

  .target-grid figcaption {
    min-height: auto;
  }

  .end-condition-grid > div:last-child {
    grid-template-columns: minmax(0, 1fr);
  }

  .glossary__header {
    display: grid;
    align-items: start;
  }

  .search-field {
    width: 100%;
  }

  .final-cta__inner > img {
    width: 4.5rem;
  }

  .final-cta__inner .button {
    width: 100%;
  }
}

@media (max-width: 36rem) {
  .alpha-chip {
    display: none;
  }

  .hero::before {
    inset: 0.45rem;
  }

  .hero__actions {
    display: grid;
  }

  .button {
    width: 100%;
  }

  .quick-facts article {
    padding: 1rem;
  }

  .lane-diagram {
    padding: 0.8rem;
  }

  .lane-diagram__commander {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .lane-diagram__commander strong {
    grid-column: 2;
  }

  .lane-diagram__lanes {
    min-height: 10rem;
  }

  .core-rules,
  .route-steps,
  .turn-sequence > ol,
  .comparison-cards,
  .number-rules,
  .arena-key,
  .rules-grid,
  .glossary-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .route-steps li {
    min-height: 3rem;
  }

  .card-type {
    display: block;
  }

  .card-art-frame {
    aspect-ratio: 1.3 / 1;
    margin: -0.2rem -0.6rem 1rem;
  }

  .card-type .type-chip,
  .card-type h3,
  .card-type p,
  .card-type ul {
    grid-column: auto;
  }

  .terminology-note,
  .action-tip {
    grid-template-columns: minmax(0, 1fr);
  }

  .terminology-note img,
  .action-tip img {
    width: 3.25rem;
  }

  .pin {
    width: 1.55rem;
    height: 1.55rem;
    font-size: 0.6rem;
  }

  .end-condition-grid article {
    grid-template-columns: auto minmax(0, 1fr);
  }

  .roadmap-card {
    padding: 1.1rem;
  }

  .site-footer .content-shell {
    gap: 1rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

@media (prefers-contrast: more) {
  :root {
    --ink-muted: #bfd2d6;
    --line: rgb(98 237 241 / 0.46);
  }

  .section--raised,
  .core-rules article,
  .mode-grid article,
  .card-type,
  .roadmap-card {
    background: #001017;
  }
}