:root {
  --ink: #18212b;
  --muted: #637083;
  --paper: #f6f4ef;
  --panel: #ffffff;
  --line: #d9dedb;
  --accent: #1d6f78;
  --accent-strong: #154e56;
  --warm: #b75d3a;
  --gold: #c59a42;
  --shadow: 0 18px 50px rgba(29, 48, 66, 0.12);
  --radius: 8px;
  font-family: "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background:
    linear-gradient(135deg, rgba(29, 111, 120, 0.1), transparent 30%),
    linear-gradient(315deg, rgba(197, 154, 66, 0.12), transparent 32%),
    var(--paper);
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(180px, 0.28fr) minmax(520px, 0.72fr);
  align-items: center;
  gap: 24px;
  padding: 14px clamp(18px, 5vw, 64px);
  background: rgba(246, 244, 239, 0.92);
  border-bottom: 1px solid rgba(24, 33, 43, 0.1);
  backdrop-filter: blur(16px);
}

.brand {
  font-weight: 800;
  color: var(--ink);
}

nav {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  color: var(--muted);
  font-size: 14px;
}

.quest-nav {
  gap: 8px;
}

.quest-nav a,
.top-tab {
  display: inline-flex;
  gap: 6px;
  align-items: center;
  padding: 8px 10px;
  border-radius: 6px;
  border: 1px solid transparent;
  font-weight: 800;
}

.top-tab {
  color: var(--accent-strong);
  background: #fff;
  border-color: rgba(21, 78, 86, 0.22);
  font: inherit;
  cursor: pointer;
}

.quest-nav a span {
  color: var(--accent);
  font-size: 12px;
  font-weight: 900;
}

.quest-nav a:hover,
.top-tab:hover,
.top-tab.active {
  color: #fff;
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

main {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
}

.hero {
  min-height: 86vh;
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(360px, 1.05fr);
  gap: 32px;
  align-items: center;
  padding: 66px 0 28px;
}

.compact-hero {
  min-height: 52vh;
  padding-top: 34px;
  padding-bottom: 18px;
}

.mode-switch {
  position: sticky;
  top: 58px;
  z-index: 9;
  display: grid;
  grid-template-columns: 160px repeat(2, minmax(0, 1fr));
  gap: 10px;
  align-items: stretch;
  margin: 8px 0 20px;
  padding: 12px;
  background: rgba(246, 244, 239, 0.96);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  backdrop-filter: blur(16px);
}

.switch-label {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 14px;
  color: var(--warm);
  background: #fff;
  border: 1px solid rgba(183, 93, 58, 0.26);
  border-radius: var(--radius);
  font-size: 18px;
  font-weight: 900;
}

.mode-card {
  display: grid;
  gap: 8px;
  min-height: 108px;
  padding: 18px 20px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.84);
  border: 2px solid rgba(24, 33, 43, 0.14);
  border-radius: var(--radius);
  box-shadow: none;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.mode-card.active {
  color: #fff;
  background: #173f46;
  border-color: #173f46;
  box-shadow: 0 14px 34px rgba(23, 63, 70, 0.24);
}

.mode-card span {
  color: var(--warm);
  font-size: 13px;
  font-weight: 900;
}

.mode-card b {
  font-size: 26px;
}

.mode-card em {
  color: var(--muted);
  font-style: normal;
  line-height: 1.6;
}

.mode-card.active span,
.mode-card.active em {
  color: rgba(255, 255, 255, 0.76);
}

.view-panel {
  display: none;
}

.view-panel.active {
  display: block;
}

.page-subnav {
  position: sticky;
  top: 78px;
  z-index: 8;
  display: flex;
  gap: 8px;
  padding: 10px 0;
  background: rgba(246, 244, 239, 0.92);
  border-bottom: 1px solid rgba(24, 33, 43, 0.08);
  backdrop-filter: blur(14px);
}

.page-subnav a {
  padding: 7px 10px;
  color: var(--muted);
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.1);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
}

.route-guide {
  padding: 18px;
  margin: -10px 0 24px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.route-guide .eyebrow {
  margin-bottom: 12px;
}

.route-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 10px;
}

.route-steps a {
  position: relative;
  display: grid;
  gap: 7px;
  min-height: 74px;
  padding: 13px 12px;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: 8px;
}

.route-steps a::after {
  content: "";
  position: absolute;
  top: 50%;
  right: -11px;
  width: 12px;
  height: 2px;
  background: rgba(29, 111, 120, 0.28);
}

.route-steps a:last-child::after {
  display: none;
}

.route-steps b {
  color: var(--warm);
  font-size: 13px;
}

.route-steps span {
  color: var(--ink);
  font-size: 17px;
  font-weight: 900;
}

.hero-copy h1,
.section-heading h2,
.contact h2 {
  margin: 0;
  line-height: 1.08;
  letter-spacing: 0;
}

.hero-copy h1 {
  max-width: 760px;
  font-size: clamp(42px, 6.4vw, 72px);
}

.hero-subhead {
  max-width: 700px;
  margin: 24px 0 0;
  color: #344454;
  font-size: clamp(18px, 2vw, 24px);
  line-height: 1.7;
}

.eyebrow,
.panel-kicker {
  margin: 0 0 12px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

.tag-row,
.action-row,
.category-row,
.toolbar,
.editor-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.tag {
  padding: 7px 10px;
  color: var(--accent-strong);
  background: rgba(29, 111, 120, 0.1);
  border: 1px solid rgba(29, 111, 120, 0.18);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
}

.tag-row {
  margin-top: 22px;
}

.action-row {
  margin-top: 26px;
}

.action-row.compact {
  margin-top: 18px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 10px 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-weight: 800;
  cursor: pointer;
}

.button.primary {
  color: #fff;
  background: var(--accent-strong);
}

.button.wide {
  width: 100%;
  margin-top: 14px;
}

.button.secondary {
  color: var(--accent-strong);
  background: #fff;
  border-color: rgba(21, 78, 86, 0.28);
}

.button.ghost {
  color: var(--muted);
  background: transparent;
  border-color: var(--line);
}

.hero-panel,
.hero-media,
.panel,
.analysis-card,
.feature-card,
.experience-card {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.hero-media {
  overflow: hidden;
  padding: 0;
}

.hero-media-main {
  min-height: 360px;
  display: flex;
  align-items: flex-end;
  padding: 18px;
  color: #fff;
  background:
    linear-gradient(180deg, rgba(16, 24, 32, 0.04), rgba(16, 24, 32, 0.62)),
    url("assets/screenshots/cet4rogue-battle.webp") center/cover;
}

.play-badge {
  padding: 8px 10px;
  color: #fff;
  background: rgba(16, 24, 32, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 800;
}

.play-badge::before {
  content: "▶";
  margin-right: 7px;
  color: var(--gold);
}

.hero-media-caption {
  padding: 18px 20px;
  background: #fff;
}

.hero-panel strong,
.hero-media-caption strong {
  display: block;
  font-size: 24px;
  line-height: 1.35;
}

.hero-panel p,
.hero-media-caption p,
.panel p,
.section-heading p,
.contact p,
.feature-card p,
.experience-card p,
.analysis-card p {
  color: var(--muted);
  line-height: 1.75;
}

.system-strip {
  display: grid;
  grid-template-columns: minmax(220px, 0.7fr) minmax(0, 1.3fr);
  gap: 18px;
  align-items: stretch;
  padding: 24px;
  margin: 0 0 28px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.system-intro h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.15;
}

.system-intro p,
.system-card p {
  color: var(--muted);
  line-height: 1.7;
}

.system-cards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.system-card {
  display: block;
  min-height: 170px;
  padding: 20px;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  position: relative;
}

.system-card:hover {
  border-color: rgba(29, 111, 120, 0.45);
  transform: translateY(-1px);
}

.system-card h3 {
  margin: 8px 0 10px;
  font-size: 24px;
}

.system-card::after {
  content: "进入";
  position: absolute;
  right: 16px;
  bottom: 14px;
  color: var(--accent);
  font-size: 13px;
  font-weight: 900;
}

.section {
  padding: 58px 0;
}

.tight-section {
  padding: 28px 0;
}

.section-heading {
  max-width: 850px;
  margin-bottom: 24px;
}

.section-heading.narrow {
  max-width: 760px;
}

.section-heading h2,
.contact h2 {
  font-size: clamp(30px, 4.2vw, 48px);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0;
}

.media-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
}

.media-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.media-card figcaption {
  padding: 12px 14px;
  color: #445364;
  font-size: 14px;
  line-height: 1.55;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin: 22px 0;
}

.panel {
  padding: 22px;
}

.panel h3,
.feature-card h3,
.experience-card h3,
.analysis-card h3 {
  margin: 0 0 10px;
  font-size: 20px;
}

.loop-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 10px;
  padding: 0;
  margin: 0;
  counter-reset: loop;
  list-style: none;
}

.loop-list li {
  min-height: 82px;
  padding: 14px;
  background: #f4fbfa;
  border: 1px solid rgba(29, 111, 120, 0.18);
  border-radius: var(--radius);
  font-weight: 800;
}

.loop-list li::before {
  counter-increment: loop;
  content: counter(loop);
  display: block;
  margin-bottom: 8px;
  color: var(--warm);
}

.card-grid,
.analysis-grid,
.design-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.project-duo {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 16px;
}

.project-card {
  padding: 24px;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.primary-project {
  border-top: 5px solid var(--accent);
}

.project-card h3 {
  margin: 10px 0 12px;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.18;
}

.project-card p {
  color: var(--muted);
  line-height: 1.75;
}

.mini-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 16px;
}

.mini-list span {
  padding: 7px 9px;
  color: var(--accent-strong);
  background: rgba(29, 111, 120, 0.09);
  border: 1px solid rgba(29, 111, 120, 0.16);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 800;
}

.feature-card,
.experience-card,
.analysis-card,
.design-card,
.chart-card,
.iteration-step {
  padding: 20px;
}

.design-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.design-card {
  min-height: 260px;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-top: 4px solid var(--warm);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.design-card h3 {
  margin: 9px 0 10px;
  font-size: 20px;
}

.design-card p {
  color: var(--muted);
  line-height: 1.75;
}

.feature-card {
  border-top: 4px solid var(--accent);
}

.feature-card h3::before {
  content: "◆";
  margin-right: 8px;
  color: var(--gold);
  font-size: 14px;
}

.experience-card {
  border-top: 4px solid var(--gold);
}

.table-wrap {
  overflow-x: auto;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.balance-chart {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 16px;
  margin: 22px 0 18px;
}

.chart-card,
.iteration-step {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.chart-card h3,
.iteration-step h3 {
  margin: 0 0 8px;
}

.chart-card p,
.iteration-step p {
  color: var(--muted);
  line-height: 1.7;
}

.bar-row {
  display: grid;
  grid-template-columns: 88px minmax(120px, 1fr) 96px;
  gap: 10px;
  align-items: center;
  margin-top: 14px;
}

.bar-label {
  color: #344454;
  font-size: 14px;
  font-weight: 900;
}

.bar-track {
  height: 12px;
  overflow: hidden;
  background: #e8efed;
  border-radius: 999px;
}

.bar-fill {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, var(--accent), var(--gold));
  border-radius: inherit;
}

.bar-row b {
  color: var(--warm);
  font-size: 13px;
}

.reward-tier {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 8px 12px;
  padding: 12px 0;
  border-top: 1px solid rgba(24, 33, 43, 0.1);
}

.reward-tier:first-child {
  border-top: 0;
}

.tier-rank {
  grid-row: span 2;
  width: 36px;
  height: 36px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  background: var(--accent-strong);
  border-radius: 50%;
  font-size: 13px;
  font-weight: 900;
}

.reward-tier h4 {
  margin: 0;
  font-size: 17px;
}

.reward-tier p {
  margin: 0;
}

.iteration-track {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 16px 0 22px;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 760px;
}

th,
td {
  padding: 15px 16px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
  line-height: 1.6;
}

th {
  color: var(--accent-strong);
  background: #edf7f6;
  font-size: 14px;
}

.category-row {
  margin-bottom: 16px;
}

.toolbar {
  margin: 18px 0;
}

.editor {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  padding: 18px;
  margin: 16px 0 22px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
}

.editor[hidden] {
  display: none;
}

label {
  display: grid;
  gap: 8px;
  color: #334150;
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  padding: 12px 13px;
  color: var(--ink);
  background: #fff;
  border: 1px solid #cbd4d5;
  border-radius: var(--radius);
  font: inherit;
}

textarea {
  resize: vertical;
}

.full,
.editor-actions,
.hint {
  grid-column: 1 / -1;
}

.hint {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.analysis-card,
.genre-card {
  display: grid;
  gap: 10px;
}

.analysis-card img {
  width: min(180px, 100%);
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 6px;
  border: 1px solid rgba(24, 33, 43, 0.1);
}

.meta {
  color: var(--warm);
  font-size: 13px;
  font-weight: 800;
}

.focus {
  color: #2f4858;
  font-weight: 800;
}

.genre-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 22px 0;
}

.literacy-board {
  display: grid;
  grid-template-columns: minmax(260px, 0.34fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
  margin: 24px 0;
}

.genre-index,
.genre-detail {
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.genre-index {
  padding: 18px;
  position: sticky;
  top: 128px;
  align-self: start;
}

#genre-tabs {
  display: grid;
  gap: 10px;
}

.genre-tab {
  width: 100%;
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 3px 10px;
  align-items: center;
  min-height: 76px;
  padding: 13px 12px;
  color: #334150;
  background: #fff;
  border: 2px solid rgba(24, 33, 43, 0.13);
  border-radius: 8px;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.genre-tab.active {
  color: #fff;
  background: var(--accent-strong);
  border-color: var(--accent-strong);
}

.genre-tab span {
  grid-row: span 2;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  color: var(--warm);
  background: rgba(183, 93, 58, 0.1);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 900;
}

.genre-tab b {
  min-width: 0;
  font-size: 16px;
  font-weight: 900;
}

.genre-tab em {
  min-width: 0;
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
  font-weight: 700;
  line-height: 1.35;
}

.genre-tab.active span {
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
}

.genre-tab.active em {
  color: rgba(255, 255, 255, 0.75);
}

.genre-detail {
  min-height: 640px;
  padding: clamp(20px, 3vw, 34px);
}

.genre-detail h3 {
  margin: 0 0 8px;
  font-size: clamp(28px, 4vw, 44px);
}

.genre-detail p {
  color: var(--muted);
  line-height: 1.75;
}

.genre-article-header {
  padding-bottom: 18px;
  margin-bottom: 20px;
  border-bottom: 1px solid rgba(24, 33, 43, 0.12);
}

.genre-subtitle {
  max-width: 760px;
  margin: 0;
  color: var(--warm) !important;
  font-size: 17px;
  font-weight: 900;
}

.inline-warning {
  color: #b7352d;
  font-weight: 900;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 4px;
  text-decoration-color: rgba(183, 53, 45, 0.55);
}

.literacy-block {
  padding: 18px 0;
  border-bottom: 1px solid rgba(24, 33, 43, 0.08);
}

.literacy-block:last-child {
  border-bottom: 0;
}

.literacy-block h4 {
  margin: 0 0 12px;
  color: var(--ink);
  font-size: 21px;
}

.literacy-block p {
  margin: 0 0 12px;
}

.spoken-block {
  padding: 18px;
  margin: 18px 0;
  background: rgba(183, 93, 58, 0.07);
  border: 1px solid rgba(183, 93, 58, 0.18);
  border-left: 4px solid var(--warm);
  border-radius: 8px;
}

.game-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 14px;
}

.game-chip {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 7px 10px;
  color: #163f46;
  background: rgba(29, 111, 120, 0.1);
  border: 1px solid rgba(29, 111, 120, 0.22);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 900;
}

.learning-list {
  display: grid;
  gap: 10px;
  padding: 0;
  margin: 0;
  list-style: none;
}

.learning-list li {
  padding: 12px 14px;
  color: #344251;
  background: rgba(246, 244, 239, 0.78);
  border: 1px solid rgba(24, 33, 43, 0.09);
  border-radius: 7px;
  line-height: 1.65;
}

.visual-note,
.transfer-note {
  padding-right: 16px;
  padding-left: 16px;
  background: rgba(29, 111, 120, 0.05);
  border-radius: 8px;
}

.analysis-row {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  padding: 14px 0;
  border-top: 1px solid rgba(24, 33, 43, 0.1);
}

.analysis-row p {
  margin: 0;
}

.analysis-label {
  color: var(--warm);
  font-weight: 900;
}

.personal-insight {
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr);
  gap: 12px;
  padding: 16px;
  margin: 14px 0;
  background: #fff7e7;
  border: 1px solid rgba(197, 154, 66, 0.32);
  border-radius: var(--radius);
}

.personal-insight p {
  margin: 0;
  color: #3f4d55;
}

.case-heading {
  margin-top: 34px;
}

.progress-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.progress-card {
  min-height: 170px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.progress-state {
  display: inline-flex;
  padding: 5px 8px;
  margin-bottom: 12px;
  color: var(--accent-strong);
  background: rgba(29, 111, 120, 0.1);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.progress-card h3 {
  margin: 0 0 10px;
}

.progress-card p {
  color: var(--muted);
  line-height: 1.7;
}

.genre-card {
  padding: 20px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-left: 4px solid var(--warm);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.genre-card h3 {
  margin: 0 0 6px;
  font-size: 20px;
}

.genre-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.achievement-wall {
  margin: 36px 0 20px;
  padding: 26px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.achievement-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.achievement-card {
  min-height: 132px;
  padding: 18px;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.1);
  border-radius: 8px;
}

.achievement-card h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.achievement-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.65;
}

.contact {
  display: grid;
  grid-template-columns: 1fr minmax(260px, 0.55fr);
  gap: 20px;
  align-items: start;
  padding: 34px;
  margin: 56px 0;
  color: #fff;
  background: #173f46;
  border-radius: var(--radius);
}

.contact .eyebrow,
.contact p {
  color: rgba(255, 255, 255, 0.75);
}

.contact-links {
  display: grid;
  gap: 10px;
}

.contact-links a {
  padding: 13px 14px;
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius);
}

.modding,
.compact-note {
  padding: 32px;
  background:
    linear-gradient(135deg, rgba(197, 154, 66, 0.16), transparent 38%),
    rgba(255, 255, 255, 0.74);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
}

.compact-note {
  padding: 24px;
}

footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 24px clamp(18px, 5vw, 64px);
  color: var(--muted);
  border-top: 1px solid rgba(24, 33, 43, 0.1);
}

.main-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(170px, 1fr));
  gap: 14px;
  width: 100%;
  padding: 10px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(21, 78, 86, 0.18);
  border-radius: 10px;
  box-shadow: 0 10px 28px rgba(24, 33, 43, 0.12);
}

.main-tab {
  min-height: 68px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 18px;
  color: var(--accent-strong);
  background: #f8fbfa;
  border: 2px solid rgba(21, 78, 86, 0.34);
  border-radius: 8px;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.8);
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease, border-color 160ms ease;
}

.main-tab:hover {
  transform: translateY(-1px);
  border-color: var(--accent-strong);
  box-shadow: 0 10px 22px rgba(21, 78, 86, 0.15);
}

.main-tab span {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  color: #fff;
  background: var(--warm);
  border-radius: 7px;
  font-size: 14px;
  letter-spacing: 0;
}

.main-tab.active {
  color: #fff;
  background: var(--accent-strong);
  border-color: var(--accent-strong);
  box-shadow: 0 14px 30px rgba(21, 78, 86, 0.28);
}

.main-tab.active span {
  color: var(--accent-strong);
  background: #f4ca71;
}

.project-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.22fr) minmax(320px, 0.78fr);
  gap: 20px;
  align-items: stretch;
  padding: 30px 0 22px;
}

.project-hero.slim-hero {
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 1.1fr);
}

.video-panel,
.project-summary,
.evidence-section,
.mod-placeholder,
.compact-points article,
.method-list article {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.video-panel {
  padding: 14px;
}

.video-title-block {
  display: grid;
  gap: 5px;
  margin: 2px 2px 12px;
}

.video-title-block h2 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.05;
}

.video-frame {
  position: relative;
  overflow: hidden;
  border-radius: 7px;
  background: #11252a;
}

.video-panel video {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #11252a;
  border-radius: 7px;
}

.video-play-mark {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 78px;
  height: 78px;
  transform: translate(-50%, -50%);
  pointer-events: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.28);
}

.video-play-mark::after {
  content: "";
  position: absolute;
  left: 32px;
  top: 23px;
  width: 0;
  height: 0;
  border-top: 16px solid transparent;
  border-bottom: 16px solid transparent;
  border-left: 24px solid var(--accent-strong);
}

.video-frame:hover .video-play-mark {
  opacity: 0.35;
}

.video-panel p,
.mod-placeholder figcaption,
.evidence-shot figcaption,
.section-note {
  color: var(--muted);
  line-height: 1.65;
}

.video-panel p {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-bottom: 0;
}

.video-fullscreen-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  padding: 6px 12px;
  color: #fff;
  background: var(--accent-strong);
  border: 0;
  border-radius: 7px;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
}

.project-summary {
  padding: 24px;
}

.project-summary h1 {
  margin: 0;
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.08;
}

.lead {
  color: #344454;
  font-size: 18px;
  line-height: 1.8;
}

.proof-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 18px 0 20px;
}

.proof-list span,
.tag-row span {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 4px 10px;
  color: var(--accent-strong);
  background: #e8f7f5;
  border: 1px solid rgba(29, 111, 120, 0.16);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 900;
}

.evidence-section {
  padding: 24px;
  margin: 20px 0;
}

.monster-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.monster-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
}

.monster-card img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #e6f6f4;
}

.monster-card h3 {
  margin: 14px 16px 8px;
  font-size: 20px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 0 16px 10px;
}

.monster-card p {
  margin: 0 16px 18px;
  color: var(--muted);
  line-height: 1.7;
}

.boss-card {
  grid-column: span 2;
}

.image-text-grid,
.method-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.95fr);
  gap: 18px;
  align-items: stretch;
}

.image-text-grid.reverse {
  grid-template-columns: minmax(320px, 0.95fr) minmax(0, 1.05fr);
}

.shot-stack {
  display: grid;
  gap: 14px;
}

.evidence-shot {
  margin: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
}

.evidence-shot img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.full-shot img,
.compact-evidence .evidence-shot img,
.shot-stack .evidence-shot img {
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
  background: #edf7f6;
}

.evidence-shot figcaption {
  padding: 12px 14px;
}

.compact-points,
.method-list {
  display: grid;
  gap: 12px;
}

.compact-points article,
.method-list article {
  padding: 16px;
  color: #344454;
  line-height: 1.75;
  box-shadow: none;
}

.wide-points {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0 0 40px;
}

.flow-strip {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
}

.flow-strip span {
  min-height: 66px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px;
  color: var(--accent-strong);
  background: #f4fbfa;
  border: 1px solid rgba(29, 111, 120, 0.18);
  border-radius: 8px;
  font-weight: 900;
  text-align: center;
}

.mod-placeholder {
  margin: 0;
  overflow: hidden;
}

.mod-placeholder img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.mod-placeholder figcaption {
  padding: 12px 14px;
}

.doc-links-section {
  padding: 24px;
  margin: 32px 0 56px;
  background: rgba(255, 255, 255, 0.86);
  border-left: 4px solid var(--accent);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.top-doc-links {
  margin-top: 20px;
  margin-bottom: 20px;
}

.doc-link-list {
  display: grid;
  gap: 12px;
}

.doc-link-list p {
  margin: 0;
  color: var(--muted);
  font-size: 17px;
  line-height: 1.7;
}

.doc-link-list a {
  color: #1266d6;
  font-weight: 900;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.doc-link-list a[aria-disabled="true"] {
  color: var(--muted);
  cursor: default;
}

.mod-showcase {
  padding: 34px 0 58px;
}

.mod-showcase h1 {
  margin: 0;
  font-size: clamp(38px, 6vw, 68px);
  line-height: 1.05;
}

.mod-hero-shot,
.mod-run-shot {
  margin: 0;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.mod-hero-shot {
  margin: 24px 0;
}

.mod-hero-shot img,
.mod-run-shot img {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 8;
  object-fit: cover;
}

.mod-run-shot img {
  aspect-ratio: 16 / 10;
}

.mod-hero-shot figcaption,
.mod-run-shot figcaption {
  padding: 12px 14px;
  color: var(--muted);
  line-height: 1.6;
}

.mod-evidence-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0;
}

.mod-evidence-grid article {
  padding: 20px;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.mod-evidence-grid span {
  color: var(--warm);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.mod-evidence-grid h3 {
  margin: 8px 0 10px;
  font-size: 22px;
}

.mod-evidence-grid p,
.mod-case-study p,
.mod-table-proof p {
  color: var(--muted);
  line-height: 1.75;
}

.mod-case-study {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.8fr);
  gap: 18px;
  align-items: stretch;
  padding: 24px;
  margin: 28px 0;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.mod-case-study h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 44px);
}

.mod-card-breakdown {
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
  margin: 28px 0;
}

.mod-card-notes {
  padding: 24px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.mod-card-notes h2 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 44px);
}

.mod-card-notes p {
  color: var(--muted);
  line-height: 1.75;
}

.mod-card-notes b {
  color: var(--ink);
}

.mod-table-proof {
  padding: 24px;
  background: rgba(255, 255, 255, 0.86);
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.table-wrap {
  overflow-x: auto;
}

.table-wrap table {
  width: 100%;
  min-width: 760px;
  border-collapse: collapse;
  background: #fff;
  border: 1px solid rgba(24, 33, 43, 0.12);
  border-radius: 8px;
}

.table-wrap th,
.table-wrap td {
  padding: 14px 16px;
  border-bottom: 1px solid rgba(24, 33, 43, 0.1);
  text-align: left;
  line-height: 1.55;
}

.table-wrap th {
  color: #fff;
  background: var(--accent-strong);
  font-weight: 900;
}

.table-wrap tr:last-child td {
  border-bottom: 0;
}

@media (max-width: 860px) {
  .site-header,
  footer {
    align-items: flex-start;
    grid-template-columns: 1fr;
  }

  .hero,
  .split,
  .contact,
  .system-strip,
  .literacy-board,
  .project-duo,
  .mode-switch {
    grid-template-columns: 1fr;
  }

  .media-grid,
  .card-grid,
  .analysis-grid,
  .genre-grid,
  .progress-grid,
  .design-grid,
  .balance-chart,
  .iteration-track,
  .achievement-grid {
    grid-template-columns: 1fr;
  }

  .loop-list,
  .system-cards,
  .route-steps,
  .editor {
    grid-template-columns: 1fr;
  }

  .mode-switch {
    position: static;
    grid-template-columns: 1fr;
  }

  .main-tabs,
  .project-hero,
  .project-hero.slim-hero,
  .monster-grid,
  .image-text-grid,
  .image-text-grid.reverse,
  .method-grid,
  .mod-evidence-grid,
  .mod-case-study,
  .mod-card-breakdown,
  .wide-points,
  .flow-strip {
    grid-template-columns: 1fr;
  }

  .page-subnav {
    position: static;
  }

  .genre-index {
    position: static;
  }

  .route-steps a::after {
    display: none;
  }

  .hero {
    min-height: auto;
    padding-top: 46px;
  }
}