:root {
  --page: #f5f1e8;
  --surface: #fffdf8;
  --surface-strong: #f0eadc;
  --line: #d8d2c4;
  --ink: #193226;
  --ink-soft: #53675d;
  --field: #1d5c35;
  --field-soft: #2f7a4d;
  --accent: #c8652b;
  --shadow: 0 16px 40px rgba(25, 50, 38, 0.08);
  --radius: 22px;
  --radius-small: 14px;
}

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

html {
  color-scheme: light;
}

body {
  margin: 0;
  background:
    radial-gradient(circle at top, rgba(47, 122, 77, 0.12), transparent 28rem),
    linear-gradient(180deg, #f8f4eb 0%, var(--page) 100%);
  color: var(--ink);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  line-height: 1.6;
}

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

a {
  color: inherit;
}

a:hover {
  text-decoration-thickness: 2px;
}

button,
a {
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    background-color 160ms ease,
    color 160ms ease,
    box-shadow 160ms ease;
}

button:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(200, 101, 43, 0.35);
  outline-offset: 3px;
}

.site-shell {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.25rem 0 4rem;
}

.site-header,
.site-footer {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
}

.site-header {
  padding: 0.75rem 0 2rem;
}

.site-brand {
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.35rem, 3vw, 1.8rem);
  font-weight: 700;
  text-decoration: none;
}

.site-tagline,
.site-footer {
  color: var(--ink-soft);
}

.site-main {
  display: grid;
  gap: 2rem;
}

.hero,
.detail-hero,
.meta-card,
.tactic-card,
.step-card,
.position-card,
.pager__link,
.browser,
.detail-section {
  border: 1px solid rgba(216, 210, 196, 0.9);
  background: rgba(255, 253, 248, 0.9);
  backdrop-filter: blur(8px);
  box-shadow: var(--shadow);
}

.hero,
.browser,
.detail-section {
  border-radius: calc(var(--radius) + 2px);
}

.hero {
  display: grid;
  grid-template-columns: 1.5fr minmax(16rem, 24rem);
  gap: 1.5rem;
  padding: clamp(1.5rem, 4vw, 3rem);
}

.hero__content h1,
.detail-hero h1,
.section-heading h2,
.meta-card h2,
.step-card h3,
.position-card h3,
.hero__panel h2 {
  margin: 0;
  font-family: Georgia, "Times New Roman", serif;
  line-height: 1.12;
}

.hero__content h1,
.detail-hero h1 {
  font-size: clamp(2.2rem, 5vw, 4rem);
  max-width: 12ch;
}

.eyebrow,
.step-card__index,
.tactic-card__category,
.breadcrumb {
  margin: 0 0 0.75rem;
  color: var(--field);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero__lead,
.detail-hero__summary {
  font-size: 1.1rem;
  max-width: 55ch;
  color: var(--ink-soft);
}

.hero__panel {
  padding: 1.5rem;
  border-radius: var(--radius);
  background: linear-gradient(180deg, rgba(29, 92, 53, 0.08), rgba(29, 92, 53, 0.02));
}

.hero__list {
  margin: 1rem 0 0;
  padding-left: 1.1rem;
}

.browser,
.detail-section {
  padding: 1.5rem;
}

.section-heading {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.section-heading p:last-child,
.section-note,
.filter-status {
  margin: 0;
  color: var(--ink-soft);
}

.category-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.category-filter__button {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #fbf8f1;
  color: var(--ink);
  font: inherit;
  cursor: pointer;
}

.category-filter__button span {
  display: inline-flex;
  min-width: 1.8rem;
  justify-content: center;
  padding: 0.1rem 0.45rem;
  border-radius: 999px;
  background: rgba(29, 92, 53, 0.08);
  font-size: 0.85rem;
}

.category-filter__button:hover,
.category-filter__button.is-active {
  border-color: rgba(29, 92, 53, 0.35);
  background: rgba(29, 92, 53, 0.1);
  transform: translateY(-1px);
}

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

.tactic-card,
.position-card,
.meta-card,
.step-card,
.pager__link {
  border-radius: var(--radius-small);
}

.tactic-card {
  padding: 1.35rem;
}

.tactic-card__link {
  text-decoration: none;
}

.tactic-card__link:hover {
  color: var(--field);
}

.tactic-card__summary {
  color: var(--ink-soft);
  margin-bottom: 1rem;
}

.tactic-card__meta,
.meta-list {
  display: grid;
  gap: 0.85rem;
  margin: 0;
}

.tactic-card__meta div,
.meta-list div {
  display: grid;
  gap: 0.15rem;
}

.tactic-card__meta dt,
.meta-list dt {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.tactic-card__meta dd,
.meta-list dd {
  margin: 0;
  font-weight: 600;
}

.empty-state {
  margin: 0;
  padding: 1rem;
  border-radius: var(--radius-small);
  background: rgba(29, 92, 53, 0.05);
}

.breadcrumb {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.breadcrumb a {
  text-decoration: none;
}

.detail-hero,
.detail-meta {
  margin-bottom: 1.5rem;
}

.detail-hero {
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border-radius: calc(var(--radius) + 2px);
}

.detail-meta {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.meta-card {
  padding: 1.35rem;
}

.meta-card p:last-child {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.step-list {
  display: grid;
  gap: 1rem;
}

.step-card {
  padding: 1.2rem;
}

.step-card__header p:last-child {
  margin-bottom: 0;
  color: var(--ink-soft);
}

.step-card__body {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(18rem, 0.9fr);
  gap: 1rem;
  align-items: start;
}

.diagram-shell {
  padding: 1rem;
  border-radius: var(--radius-small);
  background: linear-gradient(180deg, rgba(29, 92, 53, 0.08), rgba(29, 92, 53, 0.02));
}

.movement-list {
  margin: 0;
  padding-left: 1rem;
}

.movement-list li + li {
  margin-top: 0.65rem;
}

.position-card {
  padding: 1.2rem;
}

.position-card h3 {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 0.75rem;
  font-size: 1.05rem;
}

.position-card h3 span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.6rem;
  padding: 0.3rem 0.55rem;
  border-radius: 999px;
  background: rgba(29, 92, 53, 0.12);
  color: var(--field);
  font-size: 0.82rem;
}

.pager {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.pager__link {
  display: grid;
  gap: 0.25rem;
  padding: 1rem 1.1rem;
  text-decoration: none;
}

.pager__link:hover {
  transform: translateY(-2px);
  border-color: rgba(29, 92, 53, 0.35);
}

.pager__link span {
  color: var(--ink-soft);
  font-size: 0.9rem;
}

.pager__link.is-muted {
  opacity: 0.65;
}

.field-diagram {
  width: 100%;
  height: auto;
  overflow: visible;
}

.field-surface {
  fill: #eff4e9;
}

.field-outfield {
  fill: rgba(29, 92, 53, 0.16);
  stroke: rgba(29, 92, 53, 0.7);
  stroke-width: 1.6;
}

.field-foul-line,
.field-arrow {
  stroke: var(--accent);
  stroke-linecap: round;
}

.field-foul-line {
  stroke-width: 1.2;
  opacity: 0.6;
}

.field-arrow {
  stroke-width: 1.35;
}

.field-infield {
  fill: rgba(200, 168, 119, 0.26);
  stroke: rgba(118, 85, 45, 0.28);
  stroke-width: 1;
}

.field-base,
.field-home {
  fill: #fffdf8;
  stroke: rgba(25, 50, 38, 0.35);
  stroke-width: 0.7;
}

.field-player {
  fill: #fffdf8;
  stroke: rgba(25, 50, 38, 0.35);
  stroke-width: 0.8;
}

.field-player.is-active {
  fill: var(--field);
  stroke: var(--field);
}

.field-player-label {
  fill: var(--ink);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  font-size: 3.2px;
  font-weight: 700;
  text-anchor: middle;
  dominant-baseline: middle;
}

.field-position .is-active + .field-player-label {
  fill: #fffdf8;
}

.field-target {
  fill: var(--accent);
}

.field-target-label {
  fill: var(--ink);
  font-family: "Trebuchet MS", "Segoe UI", sans-serif;
  font-size: 3px;
  font-weight: 700;
}

@media (max-width: 960px) {
  .hero,
  .detail-meta,
  .step-card__body,
  .tactic-grid,
  .position-grid,
  .pager {
    grid-template-columns: 1fr;
  }

  .site-header,
  .section-heading {
    align-items: start;
    flex-direction: column;
  }
}

@media (max-width: 720px) {
  .site-shell {
    width: min(100% - 1rem, 1100px);
  }

  .hero,
  .browser,
  .detail-hero,
  .detail-section,
  .meta-card,
  .tactic-card,
  .position-card,
  .step-card {
    padding: 1rem;
  }

  .hero__content h1,
  .detail-hero h1 {
    max-width: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}