:root {
  --paper: #efe1c2;
  --paper-deep: #dfc99f;
  --paper-light: #f8f0dc;
  --ink: #17213b;
  --ink-soft: #4d4c51;
  --vermilion: #a82e2a;
  --vermilion-dark: #7f211f;
  --pink: #c86672;
  --indigo: #233f71;
  --green: #24684f;
  --gold: #b47d2b;
  --line: rgba(23, 33, 59, 0.24);
  --shadow: 0 20px 70px rgba(52, 36, 24, 0.16);
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --serif: "Songti SC", "STSong", "Noto Serif CJK SC", "Source Han Serif SC", Georgia, serif;
  --kai: "Kaiti SC", "STKaiti", KaiTi, var(--serif);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(rgba(255, 255, 255, 0.14), rgba(255, 255, 255, 0.14)),
    repeating-linear-gradient(0deg, transparent 0, transparent 3px, rgba(74, 46, 27, 0.018) 4px),
    var(--paper-light);
  font-family: var(--sans);
  line-height: 1.65;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image:
    radial-gradient(circle at 12% 18%, rgba(91, 57, 30, 0.08) 0 1px, transparent 1.5px),
    radial-gradient(circle at 82% 73%, rgba(91, 57, 30, 0.06) 0 1px, transparent 1.4px);
  background-size: 19px 23px, 31px 29px;
  mix-blend-mode: multiply;
  z-index: 20;
}

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

button,
select,
input {
  font: inherit;
}

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

a {
  color: inherit;
}

button:focus-visible,
a:focus-visible,
select:focus-visible,
input:focus-visible {
  outline: 3px solid rgba(168, 46, 42, 0.38);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  top: 8px;
  left: 8px;
  z-index: 100;
  transform: translateY(-150%);
  background: var(--ink);
  color: #fff;
  padding: 10px 14px;
  border-radius: 8px;
  text-decoration: none;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  align-items: center;
  gap: 24px;
  min-height: 70px;
  padding: 10px clamp(18px, 4vw, 64px);
  border-bottom: 1px solid rgba(23, 33, 59, 0.14);
  background: rgba(248, 240, 220, 0.92);
  backdrop-filter: blur(16px);
}

.nav-toggle {
  display: none;
  min-height: 44px;
  border: 1px solid rgba(21, 37, 74, 0.28);
  border-radius: 3px;
  padding: 8px 12px;
  color: var(--ink);
  background: transparent;
  font-weight: 700;
}

.chapter-play {
  min-height: 44px;
  margin-top: 12px;
  border: 0;
  border-bottom: 2px solid currentColor;
  padding: 8px 0 5px;
  color: var(--vermilion);
  background: transparent;
  font-weight: 750;
  cursor: pointer;
}

.about-copy blockquote {
  margin: 28px 0;
  border-left: 4px solid var(--vermilion);
  padding: 8px 0 8px 22px;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(20px, 2.4vw, 30px);
  line-height: 1.55;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--serif);
  font-weight: 700;
  text-decoration: none;
  letter-spacing: 0.08em;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border: 2px solid var(--vermilion);
  color: var(--vermilion);
  font-family: var(--kai);
  font-size: 13px;
  line-height: 1;
  transform: rotate(-3deg);
  background: rgba(255, 255, 255, 0.25);
}

.nav-links {
  justify-self: center;
  display: flex;
  align-items: center;
  gap: clamp(16px, 2.4vw, 34px);
}

.nav-links a,
.text-link {
  position: relative;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
}

.nav-links a::after,
.text-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -5px;
  height: 2px;
  background: var(--vermilion);
  transition: right 180ms ease;
}

.nav-links a:hover::after,
.nav-links a.is-active::after,
.text-link:hover::after {
  right: 0;
}

.hero-strip[role="button"] { cursor: zoom-in; }
.hero-strip[role="button"]:focus-visible { outline: 3px solid var(--vermilion); outline-offset: 4px; }

.button {
  appearance: none;
  border: 1px solid var(--vermilion-dark);
  border-radius: 4px;
  padding: 13px 20px;
  color: #fffaf0;
  background: var(--vermilion);
  box-shadow: 0 5px 0 var(--vermilion-dark);
  font-weight: 750;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, background 140ms ease;
}

.button:hover {
  transform: translateY(-1px);
  background: #b63833;
  box-shadow: 0 7px 0 var(--vermilion-dark);
}

.button:active {
  transform: translateY(4px);
  box-shadow: 0 1px 0 var(--vermilion-dark);
}

.button:disabled {
  cursor: not-allowed;
  opacity: 0.45;
  transform: none;
  box-shadow: 0 3px 0 rgba(127, 33, 31, 0.55);
}

.button-small {
  padding: 9px 14px;
  font-size: 13px;
  box-shadow: 0 3px 0 var(--vermilion-dark);
}

.hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(420px, 1.14fr);
  min-height: min(770px, calc(100vh - 70px));
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background:
    linear-gradient(90deg, rgba(248, 240, 220, 0.98) 0 43%, rgba(248, 240, 220, 0.25) 63%, transparent 100%),
    var(--paper-light);
}

.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 16px;
  opacity: 0.45;
  background: repeating-linear-gradient(90deg, var(--ink) 0 36px, transparent 36px 54px, var(--vermilion) 54px 90px, transparent 90px 108px);
}

.hero-copy {
  position: relative;
  z-index: 3;
  align-self: center;
  max-width: 720px;
  padding: 80px clamp(24px, 5.6vw, 96px) 104px;
}

.hero h1 {
  max-width: 9.5em;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(48px, 6.3vw, 96px);
  font-weight: 700;
  letter-spacing: -0.04em;
  line-height: 1.02;
}

.hero-lead {
  max-width: 48em;
  margin: 30px 0 0;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: clamp(17px, 1.55vw, 22px);
  line-height: 1.85;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-top: 34px;
}

.hero-note {
  margin: 23px 0 0;
  color: rgba(23, 33, 59, 0.63);
  font-size: 13px;
}

.hero-scroll {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(4, minmax(110px, 1fr));
  gap: 8px;
  min-width: 0;
  padding: 36px 24px 52px 0;
  transform: rotate(1.2deg) scale(1.04);
  transform-origin: center right;
}

.hero-strip {
  position: relative;
  min-width: 0;
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(23, 33, 59, 0.35);
  box-shadow: 0 20px 40px rgba(48, 32, 21, 0.16);
  background: var(--paper-deep);
}

.hero-strip:nth-child(2),
.hero-strip:nth-child(4) {
  transform: translateY(28px);
}

.hero-strip img {
  width: 100%;
  height: 100%;
  min-height: 600px;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.04);
}

.hero-strip-yokohama img { object-position: 54% center; }
.hero-strip-hokuriku img { object-position: 84% center; }
.hero-strip-ise img { object-position: 77% center; }
.hero-strip-transport img { object-position: 63% center; }

.hero-strip::after {
  content: "";
  position: absolute;
  inset: 0;
  border: 10px solid rgba(239, 225, 194, 0.3);
  pointer-events: none;
}

.hero-strip figcaption {
  position: absolute;
  right: 9px;
  bottom: 13px;
  writing-mode: vertical-rl;
  padding: 10px 7px;
  border: 1px solid rgba(255, 250, 240, 0.85);
  color: #fffaf0;
  background: rgba(23, 33, 59, 0.82);
  font-family: var(--kai);
  font-size: 14px;
  letter-spacing: 0.2em;
}

.game-section,
.rules-section,
.archive-section,
.about-section {
  padding: clamp(72px, 9vw, 132px) clamp(18px, 4vw, 64px);
}

.game-section {
  position: relative;
  background:
    linear-gradient(180deg, rgba(223, 201, 159, 0.58), rgba(248, 240, 220, 0.94) 28%, rgba(248, 240, 220, 0.94));
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 30px;
  max-width: 1500px;
  margin: 0 auto 38px;
}

.section-heading h2,
.about-copy h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(36px, 4.5vw, 68px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.section-heading p {
  margin: 12px 0 0;
  color: var(--ink-soft);
  font-size: 16px;
}

.chapter-key {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px 16px;
  max-width: 590px;
  color: var(--ink-soft);
  font-size: 13px;
}

.chapter-key span {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}

.key-swatch {
  display: inline-block;
  width: 13px;
  height: 13px;
  border: 1px solid rgba(23, 33, 59, 0.3);
}

.key-swatch.chapter-1 { background: var(--vermilion); }
.key-swatch.chapter-2 { background: var(--pink); }
.key-swatch.chapter-3 { background: var(--indigo); }
.key-swatch.chapter-4 { background: var(--green); }

.game-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 390px;
  gap: 26px;
  max-width: 1500px;
  margin: 0 auto;
  align-items: start;
}

.board-wrap {
  min-width: 0;
}

.board-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 46px;
  gap: 16px;
  margin-bottom: 12px;
}

.board-toolbar p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 14px;
  font-weight: 650;
}

.board-tools {
  display: flex;
  gap: 8px;
}

.icon-button,
.text-button,
.dialog-close,
.lightbox-close {
  appearance: none;
  border: 0;
  padding: 0;
  color: inherit;
  background: transparent;
  cursor: pointer;
}

.icon-button {
  border: 1px solid var(--line);
  padding: 7px 10px;
  color: var(--ink-soft);
  background: rgba(255, 255, 255, 0.32);
  font-size: 12px;
  font-weight: 700;
}

.icon-button[aria-pressed="true"] {
  border-color: var(--ink);
  color: var(--ink);
  background: rgba(23, 33, 59, 0.08);
}

.board-shell {
  position: relative;
  padding: clamp(10px, 1.5vw, 20px);
  border: 1px solid rgba(23, 33, 59, 0.42);
  background:
    linear-gradient(90deg, rgba(23, 33, 59, 0.04) 1px, transparent 1px),
    linear-gradient(rgba(23, 33, 59, 0.04) 1px, transparent 1px),
    var(--paper);
  background-size: 18px 18px;
  box-shadow: var(--shadow);
}

.board-shell::before,
.board-shell::after {
  content: "";
  position: absolute;
  pointer-events: none;
}

.board-shell::before {
  inset: 7px;
  border: 2px solid var(--ink);
}

.board-shell::after {
  inset: 13px;
  border: 1px solid rgba(168, 46, 42, 0.5);
}

.board {
  --cols: 6;
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(var(--cols), minmax(0, 1fr));
  gap: clamp(3px, 0.5vw, 7px);
  padding: clamp(8px, 1.2vw, 15px);
}

.cell {
  position: relative;
  appearance: none;
  min-width: 0;
  aspect-ratio: 1.16 / 1;
  overflow: hidden;
  border: 1px solid rgba(23, 33, 59, 0.38);
  border-radius: 0;
  padding: 10px 8px 8px;
  text-align: left;
  color: var(--ink);
  background-color: var(--paper-light);
  background-image:
    linear-gradient(180deg, rgba(248, 240, 220, 0.04) 0%, rgba(248, 240, 220, 0.12) 48%, rgba(248, 240, 220, 0.94) 76%, rgba(248, 240, 220, 0.98) 100%),
    var(--cell-image);
  background-position: center, var(--cell-x) var(--cell-y);
  background-repeat: no-repeat;
  background-size: 100% 100%, 300% 300%;
  box-shadow: inset 7px 0 0 var(--chapter-color);
  cursor: pointer;
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.cell:hover {
  z-index: 3;
  transform: translateY(-2px);
  border-color: var(--ink);
  box-shadow: 0 8px 18px rgba(50, 33, 20, 0.14);
}

.cell::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 7px;
  background: var(--chapter-color);
}

.cell::after {
  content: "";
  position: absolute;
  top: 6px;
  right: 6px;
  width: 7px;
  height: 7px;
  border: 1px solid var(--chapter-color);
  transform: rotate(45deg);
}

.cell.chapter-1 { --chapter-color: var(--vermilion); }
.cell.chapter-2 { --chapter-color: var(--pink); }
.cell.chapter-3 { --chapter-color: var(--indigo); }
.cell.chapter-4 { --chapter-color: var(--green); }

.cell.is-special {
  border-style: double;
}

.cell.is-selected {
  z-index: 3;
  border: 2px solid var(--vermilion-dark);
  box-shadow: 0 0 0 3px rgba(168, 46, 42, 0.16);
  transform: translateY(-3px) scale(1.025);
}

.cell.has-current-player {
  box-shadow: inset 7px 0 0 var(--chapter-color), inset 0 0 0 3px rgba(255, 250, 240, 0.9);
}

.cell.is-selected.has-current-player {
  box-shadow: 0 0 0 3px rgba(168, 46, 42, 0.18), inset 7px 0 0 var(--chapter-color), inset 0 0 0 3px rgba(255, 250, 240, 0.9);
}

.cell-number {
  position: relative;
  z-index: 1;
  display: inline-block;
  margin-left: 4px;
  padding: 2px 4px;
  color: rgba(23, 33, 59, 0.58);
  background: rgba(248, 240, 220, 0.86);
  font-family: var(--serif);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
}

.board.hide-numbers .cell-number {
  opacity: 0;
}

.cell-title {
  position: absolute;
  z-index: 1;
  right: 39px;
  bottom: 9px;
  left: 11px;
  display: -webkit-box;
  overflow: hidden;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(11px, 1vw, 15px);
  font-weight: 700;
  line-height: 1.24;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  text-shadow: 0 1px 0 rgba(255, 250, 240, 0.9);
}

.cell-symbol {
  position: absolute;
  right: 7px;
  bottom: 7px;
  display: grid;
  place-items: center;
  width: 25px;
  height: 25px;
  border: 1px solid var(--chapter-color);
  color: var(--chapter-color);
  background: rgba(248, 240, 220, 0.86);
  font-family: var(--kai);
  font-size: 13px;
  font-weight: 700;
  transform: rotate(-3deg);
}

.cell-tokens {
  position: absolute;
  left: 10px;
  bottom: 8px;
  display: flex;
  align-items: center;
  gap: 3px;
  max-width: calc(100% - 44px);
}

.player-token {
  display: grid;
  place-items: center;
  width: 23px;
  height: 23px;
  border: 2px solid rgba(255, 250, 240, 0.95);
  border-radius: 50%;
  color: #fff;
  box-shadow: 0 2px 7px rgba(23, 33, 59, 0.28);
  font-size: 10px;
  font-weight: 800;
  line-height: 1;
}

.player-token.is-current {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

.active-cell {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.3);
}

.active-cell-image {
  position: relative;
  appearance: none;
  width: 100%;
  min-height: 0;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: 0;
  border-bottom: 1px solid var(--line);
  background-color: var(--paper);
  background-image: var(--detail-image);
  background-position: var(--detail-x) var(--detail-y);
  background-repeat: no-repeat;
  background-size: 300% auto;
  cursor: zoom-in;
}

.active-cell-image::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 35%;
  background: linear-gradient(transparent, rgba(21, 37, 74, 0.42));
  pointer-events: none;
}

.active-cell-zoom {
  position: absolute;
  right: 12px;
  bottom: 10px;
  z-index: 1;
  padding: 6px 9px;
  border: 1px solid rgba(255, 250, 240, 0.72);
  color: #fffaf0;
  background: rgba(21, 37, 74, 0.72);
  font-size: 11px;
  font-weight: 750;
  letter-spacing: 0.06em;
}

.active-cell-copy {
  align-self: center;
  padding: 18px 18px 17px;
}

.active-cell-chapter,
.archive-number {
  margin: 0 0 8px;
  color: var(--vermilion);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.active-cell h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 23px;
  line-height: 1.15;
}

.active-cell-description {
  color: var(--ink-soft);
}

.active-cell-copy > p:not(.active-cell-chapter) {
  margin: 8px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.55;
}

.active-cell-effect {
  font-size: 13px;
  font-weight: 700;
}

.active-cell-close {
  display: none;
}

.control-panel {
  position: sticky;
  top: 90px;
  max-height: calc(100dvh - 110px);
  overflow: auto;
  border: 1px solid rgba(23, 33, 59, 0.35);
  background: rgba(248, 240, 220, 0.94);
  box-shadow: 0 16px 45px rgba(49, 34, 22, 0.12);
}

.turn-block,
.dice-zone,
.players-block,
.log-block {
  padding: 22px;
}

.turn-block,
.dice-zone,
.players-block {
  border-bottom: 1px solid var(--line);
}

.turn-label {
  margin: 0 0 13px;
  color: var(--vermilion);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.current-player {
  display: flex;
  align-items: center;
  gap: 13px;
}

.current-token {
  display: grid;
  flex: 0 0 auto;
  place-items: center;
  width: 46px;
  height: 46px;
  border: 3px solid rgba(255, 250, 240, 0.9);
  border-radius: 50%;
  color: #fff;
  background: var(--ink);
  box-shadow: 0 2px 0 rgba(23, 33, 59, 0.3), 0 5px 14px rgba(23, 33, 59, 0.18);
  font-family: var(--serif);
  font-weight: 800;
}

.current-name,
.current-position {
  margin: 0;
}

.current-name {
  font-family: var(--serif);
  font-size: 20px;
  font-weight: 800;
}

.current-position {
  color: var(--ink-soft);
  font-size: 12px;
}

.dice-zone {
  text-align: center;
}

.die {
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  margin: 0 auto 10px;
  border: 2px solid var(--ink);
  color: var(--ink);
  background: #fffaf0;
  box-shadow: 7px 7px 0 rgba(23, 33, 59, 0.18);
  font-family: Georgia, serif;
  font-size: 62px;
  line-height: 1;
  transform: rotate(-2deg);
}

.die.is-rolling {
  animation: dice-roll 500ms cubic-bezier(.3, .7, .2, 1);
}

@keyframes dice-roll {
  0% { transform: rotate(-2deg) scale(1); }
  25% { transform: rotate(18deg) scale(0.92); }
  55% { transform: rotate(-16deg) scale(1.08); }
  80% { transform: rotate(9deg) scale(0.98); }
  100% { transform: rotate(-2deg) scale(1); }
}

.dice-result {
  min-height: 24px;
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-size: 13px;
}

.button-roll {
  width: 100%;
}

.keyboard-hint {
  margin: 14px 0 0;
  color: rgba(23, 33, 59, 0.55);
  font-size: 11px;
}

.panel-title-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.panel-title-row h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: 17px;
}

.text-button {
  color: var(--vermilion);
  font-size: 12px;
  font-weight: 750;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.player-list,
.game-log,
.quick-rules {
  margin: 0;
  padding: 0;
  list-style: none;
}

.player-list {
  display: grid;
  gap: 8px;
}

.player-row {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 9px;
  padding: 7px 8px;
  border-left: 3px solid transparent;
}

.player-row.is-current {
  border-left-color: var(--vermilion);
  background: rgba(168, 46, 42, 0.06);
}

.player-dot {
  width: 13px;
  height: 13px;
  border-radius: 50%;
}

.player-name {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
  font-weight: 700;
}

.player-place {
  color: var(--ink-soft);
  font-size: 11px;
}

.log-block {
  max-height: 270px;
}

.game-log {
  display: grid;
  gap: 9px;
  max-height: 185px;
  overflow: auto;
  padding-right: 4px;
}

.game-log li {
  position: relative;
  padding-left: 15px;
  color: var(--ink-soft);
  font-size: 12px;
  line-height: 1.5;
}

.game-log li::before {
  content: "";
  position: absolute;
  top: 0.64em;
  left: 0;
  width: 5px;
  height: 5px;
  background: var(--vermilion);
  transform: rotate(45deg);
}

.rules-section {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--ink);
  color: #f8f0dc;
}

.rules-section .section-heading p {
  color: rgba(248, 240, 220, 0.68);
}

.rules-flow {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: 1500px;
  margin: 0 auto;
  border-top: 1px solid rgba(248, 240, 220, 0.28);
  border-bottom: 1px solid rgba(248, 240, 220, 0.28);
}

.rule-step {
  min-height: 255px;
  padding: 30px 26px 36px;
  border-right: 1px solid rgba(248, 240, 220, 0.2);
}

.rule-step:last-child {
  border-right: 0;
}

.rule-number {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(248, 240, 220, 0.55);
  color: #f3cf91;
  font-family: var(--kai);
  font-size: 20px;
  transform: rotate(-3deg);
}

.rule-step h3 {
  margin: 30px 0 10px;
  font-family: var(--serif);
  font-size: 24px;
}

.rule-step p {
  margin: 0;
  color: rgba(248, 240, 220, 0.7);
}

.event-legend {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
  max-width: 1500px;
  margin: 38px auto 0;
}

.event-legend > div {
  min-width: 0;
}

.event-symbol {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 12px;
  border: 1px solid currentColor;
  font-family: var(--kai);
  transform: rotate(-3deg);
}

.event-forward { color: #e49f6d; }
.event-back { color: #c69dc6; }
.event-skip { color: #7db6c8; }
.event-extra { color: #f3cf91; }
.event-all { color: #9acb9e; }
.event-chance { color: #f0b7a7; }

.event-legend strong {
  display: block;
  font-family: var(--serif);
  font-size: 16px;
}

.event-legend p {
  margin: 6px 0 0;
  color: rgba(248, 240, 220, 0.63);
  font-size: 12px;
}

.rules-note {
  max-width: 1500px;
  margin: 40px auto 0;
  padding: 20px 0 0;
  border-top: 1px solid rgba(248, 240, 220, 0.18);
  color: rgba(248, 240, 220, 0.7);
  font-size: 13px;
}

.rules-note p {
  max-width: 880px;
  margin: 0;
}

.archive-section {
  background:
    linear-gradient(90deg, rgba(23, 33, 59, 0.03) 1px, transparent 1px),
    var(--paper-light);
  background-size: 80px 80px;
}

.archive-entry {
  --entry-color: var(--vermilion);
  display: grid;
  grid-template-columns: minmax(0, 1.16fr) minmax(320px, 0.84fr);
  gap: clamp(34px, 6vw, 100px);
  align-items: center;
  max-width: 1500px;
  margin: 0 auto;
  padding: clamp(50px, 7vw, 100px) 0;
  border-top: 1px solid var(--line);
}

.archive-entry-reverse .archive-image {
  order: 2;
}

.archive-entry-reverse .archive-copy {
  order: 1;
}

.archive-entry-pink { --entry-color: #b84f61; }
.archive-entry-blue { --entry-color: var(--indigo); }
.archive-entry-green { --entry-color: var(--green); }

.archive-image {
  position: relative;
  appearance: none;
  width: 100%;
  overflow: hidden;
  border: 1px solid rgba(23, 33, 59, 0.36);
  padding: 0;
  background: var(--paper-deep);
  box-shadow: 18px 22px 0 rgba(23, 33, 59, 0.07), 0 22px 55px rgba(47, 31, 20, 0.14);
  cursor: zoom-in;
}

.archive-image::before {
  content: "";
  position: absolute;
  z-index: 2;
  inset: 9px;
  border: 1px solid rgba(248, 240, 220, 0.68);
  pointer-events: none;
}

.archive-image img {
  width: 100%;
  aspect-ratio: 1.43 / 1;
  object-fit: cover;
  transition: transform 320ms ease;
}

.archive-image:hover img {
  transform: scale(1.025);
}

.archive-image span {
  position: absolute;
  z-index: 3;
  right: 14px;
  bottom: 14px;
  padding: 7px 10px;
  color: #fffaf0;
  background: rgba(23, 33, 59, 0.82);
  font-size: 11px;
  font-weight: 700;
}

.archive-copy {
  max-width: 610px;
}

.archive-number {
  color: var(--entry-color);
}

.archive-copy h3 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(34px, 4vw, 60px);
  line-height: 1.13;
}

.archive-meta {
  margin: 14px 0 22px;
  color: var(--entry-color);
  font-size: 13px;
  font-weight: 750;
}

.archive-copy > p:not(.archive-number):not(.archive-meta) {
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.9;
}

.archive-game-note {
  margin-top: 25px;
  padding: 16px 18px;
  border-left: 4px solid var(--entry-color);
  background: rgba(255, 255, 255, 0.3);
  font-family: var(--sans) !important;
  font-size: 13px !important;
}

.about-section {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 0.65fr);
  gap: clamp(40px, 8vw, 130px);
  align-items: start;
  border-top: 1px solid var(--line);
  background: var(--paper-deep);
}

.about-copy,
.source-block {
  max-width: 780px;
}

.about-copy p {
  margin: 26px 0 0;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 18px;
  line-height: 1.95;
}

.source-block {
  padding-top: 12px;
}

.source-block h3 {
  margin: 0 0 16px;
  font-family: var(--serif);
  font-size: 24px;
}

.source-block ul {
  margin: 0;
  padding-left: 20px;
}

.source-block li + li {
  margin-top: 9px;
}

.source-block a {
  color: var(--vermilion-dark);
  font-weight: 700;
  text-underline-offset: 3px;
}

.source-block p {
  margin: 22px 0 0;
  color: var(--ink-soft);
  font-size: 12px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 24px clamp(18px, 4vw, 64px);
  color: rgba(248, 240, 220, 0.72);
  background: var(--ink);
  font-size: 12px;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: #f8f0dc;
  text-decoration: none;
}

dialog {
  max-width: calc(100vw - 28px);
  border: 1px solid var(--ink);
  color: var(--ink);
  background: var(--paper-light);
  box-shadow: 0 30px 100px rgba(23, 33, 59, 0.34);
}

dialog::backdrop {
  background: rgba(11, 16, 31, 0.72);
  backdrop-filter: blur(4px);
}

.setup-dialog,
.rules-dialog {
  width: min(560px, calc(100vw - 28px));
  padding: 0;
}

.dialog-header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 20px;
  padding: 24px 26px 20px;
  border-bottom: 1px solid var(--line);
}

.dialog-header h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 32px;
}

.dialog-header p {
  margin: 6px 0 0;
  color: var(--ink-soft);
  font-size: 13px;
}

.dialog-close,
.lightbox-close {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  color: var(--ink);
  background: rgba(255, 255, 255, 0.34);
  font-size: 24px;
  line-height: 1;
}

.setup-form {
  display: grid;
  gap: 14px;
  padding: 24px 26px 28px;
}

.setup-form label {
  font-size: 13px;
  font-weight: 750;
}

.setup-form select,
.setup-form input {
  width: 100%;
  min-height: 44px;
  border: 1px solid rgba(23, 33, 59, 0.35);
  border-radius: 0;
  padding: 10px 12px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.45);
}

.name-fields {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin: 4px 0 8px;
}

.name-field {
  display: grid;
  gap: 6px;
}

.name-field label {
  display: flex;
  align-items: center;
  gap: 8px;
}

.name-color {
  display: inline-block;
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.continue-button {
  justify-self: center;
}

.quick-rules {
  display: grid;
  gap: 12px;
  padding: 24px 26px;
  counter-reset: quick;
}

.quick-rules li {
  counter-increment: quick;
  position: relative;
  padding: 13px 14px 13px 46px;
  border-bottom: 1px solid var(--line);
  color: var(--ink-soft);
}

.quick-rules li::before {
  content: counter(quick);
  position: absolute;
  top: 11px;
  left: 8px;
  display: grid;
  place-items: center;
  width: 26px;
  height: 26px;
  border: 1px solid var(--vermilion);
  color: var(--vermilion);
  font-family: var(--serif);
}

.rules-dialog > .button {
  width: calc(100% - 52px);
  margin: 0 26px 28px;
}

.lightbox-dialog {
  width: min(1280px, calc(100vw - 28px));
  padding: 14px;
  background: #171717;
}

.lightbox-close {
  position: absolute;
  top: 18px;
  right: 18px;
  z-index: 4;
  border-color: rgba(255, 255, 255, 0.5);
  color: #fff;
  background: rgba(0, 0, 0, 0.65);
}

.lightbox-dialog figure {
  margin: 0;
}

.lightbox-dialog img {
  width: 100%;
  max-height: calc(100vh - 120px);
  object-fit: contain;
}

.lightbox-dialog figcaption {
  padding: 12px 6px 2px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
  text-align: center;
}

.scene-dialog {
  width: min(980px, calc(100vw - 28px));
  max-height: calc(100dvh - 28px);
  padding: 0;
  overflow: hidden;
  background: var(--paper-light);
}

.scene-dialog[open] {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 330px;
}

.scene-artwork {
  width: 100%;
  aspect-ratio: 1;
  align-self: center;
  background-color: var(--paper);
  background-image: var(--scene-image);
  background-position: var(--scene-x) var(--scene-y);
  background-repeat: no-repeat;
  background-size: 300% 300%;
}

.scene-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 48px 34px 34px;
  border-left: 1px solid var(--line);
}

.scene-meta {
  margin: 0 0 12px;
  color: var(--vermilion);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
}

.scene-copy h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
}

.scene-copy > p:not(.scene-meta) {
  margin: 18px 0 0;
  color: var(--ink-soft);
  line-height: 1.7;
}

.scene-effect {
  padding-top: 16px;
  border-top: 1px solid var(--line);
  font-weight: 750;
}

.scene-help {
  font-size: 11px;
  opacity: 0.7;
}

.scene-close,
.scene-nav {
  position: absolute;
  z-index: 5;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 250, 240, 0.65);
  color: #fffaf0;
  background: rgba(21, 37, 74, 0.78);
  cursor: pointer;
}

.scene-close {
  top: 14px;
  right: 14px;
  width: 42px;
  height: 42px;
  font-size: 26px;
}

.scene-nav {
  top: 50%;
  width: 48px;
  height: 68px;
  transform: translateY(-50%);
  font-size: 38px;
}

.scene-prev { left: 14px; }
.scene-next { right: 344px; }

.lightbox-nav {
  position: absolute;
  top: 50%;
  z-index: 3;
  width: 48px;
  height: 64px;
  transform: translateY(-50%);
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: white;
  background: rgba(0, 0, 0, 0.62);
  font-size: 38px;
  cursor: pointer;
}

.lightbox-prev { left: 18px; }
.lightbox-next { right: 18px; }

.chapter-pulse {
  animation: chapter-pulse 900ms ease-out;
}

@keyframes chapter-pulse {
  0% { box-shadow: 0 0 0 0 rgba(167, 42, 38, 0.65); }
  100% { box-shadow: 0 0 0 22px rgba(167, 42, 38, 0); }
}

.winner-dialog {
  width: min(470px, calc(100vw - 28px));
  padding: 42px 34px 34px;
  text-align: center;
}

.winner-stamp {
  display: grid;
  place-items: center;
  width: 88px;
  height: 88px;
  margin: 0 auto 23px;
  border: 4px double var(--vermilion);
  color: var(--vermilion);
  font-family: var(--kai);
  font-size: 30px;
  font-weight: 800;
  transform: rotate(-5deg);
}

.winner-dialog h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 38px;
}

.winner-dialog p {
  margin: 14px 0 24px;
  color: var(--ink-soft);
}

.winner-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 22px;
}

.toast {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 100;
  max-width: min(360px, calc(100vw - 44px));
  padding: 12px 16px;
  color: #fffaf0;
  background: var(--ink);
  box-shadow: 0 12px 30px rgba(23, 33, 59, 0.25);
  font-size: 13px;
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1180px) {
  .hero {
    grid-template-columns: minmax(0, 0.9fr) minmax(370px, 1.1fr);
  }

  .hero-copy {
    padding-left: clamp(24px, 4vw, 56px);
    padding-right: 30px;
  }

  .game-layout {
    grid-template-columns: minmax(0, 1fr) 300px;
  }

  .cell-title {
    font-size: 11px;
  }

  .event-legend {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    row-gap: 30px;
  }
}

@media (max-width: 930px) {
  .site-header {
    grid-template-columns: 1fr auto auto;
  }

  .nav-links {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .nav-links.is-open {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: rgba(248, 240, 220, 0.98);
    box-shadow: 0 12px 28px rgba(21, 37, 74, 0.12);
  }

  .nav-links.is-open a {
    min-height: 48px;
    display: grid;
    place-items: center;
  }

  .hero {
    display: block;
    min-height: auto;
    background: var(--paper-light);
  }

  .hero-copy {
    max-width: none;
    padding: 70px 24px 56px;
  }

  .hero h1 {
    max-width: 10.8em;
  }

  .hero-scroll {
    min-height: 520px;
    padding: 0 16px 60px;
    transform: none;
  }

  .hero-strip img {
    min-height: 500px;
  }

  .game-layout {
    grid-template-columns: 1fr;
  }

  .control-panel {
    position: static;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .active-cell {
    position: fixed;
    right: 16px;
    bottom: 16px;
    left: 16px;
    z-index: 80;
    display: none;
    grid-template-columns: minmax(130px, 0.6fr) minmax(0, 1.4fr);
    max-width: 720px;
    max-height: min(360px, calc(100dvh - 32px));
    margin: 0 auto;
    overflow: auto;
    border: 1px solid rgba(23, 33, 59, 0.5);
    background: var(--paper-light);
    box-shadow: 0 20px 60px rgba(23, 33, 59, 0.28);
  }

  .active-cell-image {
    min-height: 260px;
    aspect-ratio: auto;
    border-right: 1px solid var(--line);
    border-bottom: 0;
  }

  .control-panel {
    max-height: none;
    overflow: visible;
  }

  .active-cell.is-open {
    display: grid;
  }

  .active-cell-close {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 2;
    display: grid;
    place-items: center;
    width: 38px;
    height: 38px;
    border: 1px solid rgba(23, 33, 59, 0.3);
    color: var(--ink);
    background: rgba(248, 240, 220, 0.92);
    font-size: 22px;
    cursor: pointer;
  }

  .turn-block,
  .dice-zone,
  .players-block,
  .log-block {
    border-bottom: 1px solid var(--line);
  }

  .dice-zone,
  .log-block {
    border-left: 1px solid var(--line);
  }

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

  .rule-step:nth-child(2) {
    border-right: 0;
  }

  .rule-step:nth-child(-n+2) {
    border-bottom: 1px solid rgba(248, 240, 220, 0.2);
  }

  .archive-entry,
  .archive-entry-reverse {
    grid-template-columns: 1fr;
  }

  .archive-entry-reverse .archive-image,
  .archive-entry-reverse .archive-copy {
    order: initial;
  }

  .about-section {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .site-header {
    min-height: 62px;
    padding: 8px 14px;
  }

  .brand-mark {
    width: 35px;
    height: 35px;
  }

  .button-small {
    padding: 8px 10px;
  }

  .brand > span:last-child {
    display: none;
  }

  .nav-links.is-open {
    grid-template-columns: repeat(2, 1fr);
  }

  .lightbox-nav {
    top: auto;
    bottom: 12px;
    width: 52px;
    height: 48px;
    transform: none;
  }

  .hero-copy {
    padding: 54px 18px 46px;
  }

  .hero h1 {
    font-size: clamp(42px, 14vw, 64px);
  }

  .hero-lead {
    font-size: 16px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
  }

  .hero-scroll {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    min-height: 620px;
    gap: 6px;
  }

  .hero-strip:nth-child(2),
  .hero-strip:nth-child(4) {
    transform: none;
  }

  .hero-strip img {
    min-height: 300px;
  }

  .game-section,
  .rules-section,
  .archive-section,
  .about-section {
    padding: 64px 14px;
  }

  .section-heading {
    align-items: start;
    flex-direction: column;
    margin-bottom: 26px;
  }

  .chapter-key {
    justify-content: flex-start;
  }

  .board-shell {
    padding: 7px;
  }

  .board-shell::before {
    inset: 4px;
  }

  .board-shell::after {
    inset: 8px;
  }

  .board {
    --cols: 4;
    gap: 3px;
    padding: 7px;
  }

  .cell {
    aspect-ratio: 1 / 1;
    padding: 7px 4px 5px;
  }

  .cell::before {
    width: 4px;
  }

  .cell::after {
    top: 4px;
    right: 4px;
    width: 5px;
    height: 5px;
  }

  .cell-number {
    margin-left: 2px;
    font-size: 9px;
  }

  .cell-title {
    right: 27px;
    bottom: 6px;
    left: 7px;
    margin: 0;
    font-size: 9px;
    -webkit-line-clamp: 2;
  }

  .cell-symbol {
    right: 4px;
    bottom: 4px;
    width: 19px;
    height: 19px;
    font-size: 10px;
  }

  .cell-tokens {
    left: 5px;
    bottom: 4px;
    gap: 1px;
    max-width: calc(100% - 28px);
  }

  .player-token {
    width: 17px;
    height: 17px;
    border-width: 1px;
    font-size: 8px;
  }

  .active-cell {
    right: 8px;
    bottom: 8px;
    left: 8px;
    grid-template-columns: 104px minmax(0, 1fr);
    max-height: min(300px, calc(100dvh - 16px));
  }

  .active-cell-image {
    min-height: 190px;
  }

  .active-cell-copy {
    padding: 16px 42px 15px 14px;
  }

  .active-cell h3 {
    font-size: 20px;
  }

  .scene-dialog {
    overflow: auto;
  }

  .scene-dialog[open] {
    grid-template-columns: 1fr;
  }

  .scene-copy {
    padding: 24px 20px 26px;
    border-top: 1px solid var(--line);
    border-left: 0;
  }

  .scene-copy h2 {
    font-size: 32px;
  }

  .scene-nav {
    top: min(50vw, 280px);
    width: 44px;
    height: 58px;
  }

  .scene-next { right: 12px; }
  .scene-prev { left: 12px; }

  .control-panel {
    grid-template-columns: 1fr;
  }

  .dice-zone,
  .log-block {
    border-left: 0;
  }

  .rules-flow {
    grid-template-columns: 1fr;
  }

  .rule-step,
  .rule-step:nth-child(2) {
    min-height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(248, 240, 220, 0.2);
  }

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

  .archive-entry {
    padding: 52px 0;
  }

  .archive-copy > p:not(.archive-number):not(.archive-meta) {
    font-size: 16px;
  }

  .name-fields {
    grid-template-columns: 1fr;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
  }

  .winner-actions {
    align-items: stretch;
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.001ms !important;
  }
}