:root {
  --bg: #f5f3ef;
  --paper: #f8f6f2;
  --surface: rgba(255, 255, 255, 0.86);
  --surface-solid: #ffffff;
  --ink: #111111;
  --muted: #68615a;
  --line: rgba(17, 17, 17, 0.1);
  --line-strong: rgba(17, 17, 17, 0.16);
  --accent: #8f1116;
  --max: 1380px;
  --pad: clamp(20px, 3vw, 44px);
  --header-h: 82px;
  --radius: 24px;
  --shadow-soft: 0 20px 50px rgba(0, 0, 0, 0.08);
  --shadow-card: 0 22px 58px rgba(0, 0, 0, 0.11);
  --shadow-hover: 0 20px 50px rgba(0, 0, 0, 0.1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  font-family: Georgia, "Times New Roman", serif;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  width: 100%;
  height: auto;
}

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

button {
  font: inherit;
}

.page-shell {
  width: min(calc(100% - 40px), var(--max));
  margin: 0 auto;
}

.section-kicker {
  display: inline-block;
  margin-bottom: 18px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(17, 17, 17, 0.52);
}

/* HEADER */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 0 var(--pad);
  background: rgba(248, 246, 242, 0.82);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(17, 17, 17, 0.08);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}

.brand img {
  width: auto;
  height: 40px;
}

.brand-name {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
  white-space: nowrap;
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  font-family: Arial, Helvetica, sans-serif;
}

.site-nav a {
  position: relative;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #222;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -8px;
  width: 100%;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 250ms ease;
}

.site-nav a:hover::after,
.site-nav a[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  padding: 0;
  border: 1px solid rgba(17, 17, 17, 0.12);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.7);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
}

.nav-toggle span {
  width: 18px;
  height: 1.5px;
  background: #111;
  display: block;
}

/* PAGE */

.jersey-index-page {
  padding-bottom: 40px;
}

.index-hero,
.jump-nav-section,
.season-directory-section,
.support-links-section {
  padding: clamp(56px, 7vw, 96px) 0;
}

/* HERO */

.index-hero {
  padding-top: clamp(56px, 7vw, 88px);
  padding-bottom: 20px;
  border-bottom: 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) 300px;
  gap: 28px;
  align-items: start;
}

.hero-main h1 {
  margin: 0 0 14px;
  font-size: clamp(38px, 5vw, 58px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  font-weight: 500;
}

.hero-intro {
  max-width: 760px;
  margin: 0;
  font-size: 18px;
  line-height: 1.62;
  color: rgba(17, 17, 17, 0.8);
}

.auth-toggle {
  margin-top: 18px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.06);
  overflow: hidden;
}

.auth-toggle summary {
  list-style: none;
  cursor: pointer;
  padding: 18px 20px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(17, 17, 17, 0.78);
  position: relative;
}

.auth-toggle summary::-webkit-details-marker {
  display: none;
}

.auth-toggle summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 18px;
  letter-spacing: 0;
  color: rgba(17, 17, 17, 0.55);
}

.auth-toggle[open] summary::after {
  content: "–";
}

.auth-panel {
  padding: 0 20px 20px;
  border-top: 1px solid var(--line);
}

.auth-panel p {
  margin: 14px 0 0;
  font-size: 15px;
  line-height: 1.66;
  color: rgba(17, 17, 17, 0.8);
}

.hero-stats {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.stat-card {
  border: 1px solid var(--line);
  border-radius: 20px;
  background: #ffffff;
  padding: 22px 22px 20px;
  box-shadow: 0 14px 36px rgba(0, 0, 0, 0.06);
}

.stat-label {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(17, 17, 17, 0.5);
}

.stat-value {
  margin-top: 10px;
  font-size: clamp(34px, 4vw, 44px);
  line-height: 1.2;
  letter-spacing: -0.04em;
}

.stat-note {
  margin-top: 10px;
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(17, 17, 17, 0.54);
}

/* JUMP SECTION */

.jump-nav-section {
  padding-top: 8px;
  padding-bottom: 10px;
}

.section-divider {
  height: 1px;
  background: linear-gradient(
    to right,
    transparent,
    rgba(17, 17, 17, 0.14),
    transparent
  );
  margin: 0 0 28px;
}

.section-head {
  margin-bottom: 14px;
}

.section-head h2 {
  margin: 0;
  font-size: clamp(24px, 3vw, 34px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  font-weight: 500;
}

.jump-strip {
  display: flex;
  gap: 10px;
  overflow-x: auto;
  padding: 2px 2px 0;
  scrollbar-width: none;
}

.jump-strip::-webkit-scrollbar {
  display: none;
}

.jump-link {
  flex: 0 0 auto;
  padding: 11px 14px;
  border: 1px solid rgba(17, 17, 17, 0.1);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.62);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(17, 17, 17, 0.55);
  transition:
    border-color 220ms ease,
    background 220ms ease,
    color 220ms ease;
}

.jump-link:hover {
  border-color: rgba(17, 17, 17, 0.18);
  background: rgba(255, 255, 255, 0.92);
  color: #111;
}

/* SEASON GRID */

.season-directory-section {
  padding: 0 0 72px;
}

.season-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 22px;
  margin-top: 32px;
}

.season-card {
  display: flex;
  flex-direction: column;
  min-height: auto;
  border: 1px solid rgba(17, 17, 17, 0.11);
  border-radius: 26px;
  overflow: hidden;
  background: rgba(255, 255, 255, 0.88);
  box-shadow: var(--shadow-card);
  transition:
    transform 260ms ease,
    box-shadow 260ms ease,
    border-color 260ms ease;
  outline: none;
}

.season-card:hover {
  transform: translateY(-6px);
  border-color: rgba(17, 17, 17, 0.18);
  box-shadow: 0 28px 64px rgba(0, 0, 0, 0.13);
}

.season-card-image {
  aspect-ratio: 0.88 / 1;
  overflow: hidden;
  background: rgba(17, 17, 17, 0.05);
}

.season-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 500ms ease;
}

.season-card:hover .season-card-image img {
  transform: scale(1.03);
}

.season-card-body {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 20px 18px 22px;
  background: #ffffff;
  border-top: 1px solid rgba(17, 17, 17, 0.08);
}

.season-card-year {
  font-size: 30px;
  line-height: 1;
  font-weight: 500;
  letter-spacing: -0.03em;
}

.season-card-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.season-card-status,
.season-card-pop {
  font-family: Arial, Helvetica, sans-serif;
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.season-card-status {
  opacity: 0.5;
  letter-spacing: 0.12em;
  color: rgba(17, 17, 17, 0.54);
}

.season-card-status.is-complete {
  color: #1f5b2f;
}

.season-card-pop {
  color: #111;
}

.season-card.is-empty {
  background: rgba(255, 255, 255, 0.68);
}

.season-card.is-empty .season-card-image img {
  opacity: 0.44;
}

.season-card:focus:not(:focus-visible) {
  outline: none;
  box-shadow: none;
}

.season-card:focus-visible {
  outline: 2px solid rgba(143, 17, 22, 0.28);
  outline-offset: 3px;
}

/* SUPPORT LINKS */

.support-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.support-link-card {
  display: grid;
  place-items: center;
  min-height: 54px;
  padding: 18px 20px;
  border: 1px solid rgba(17, 17, 17, 0.1);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.84);
  box-shadow: var(--shadow-soft);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(17, 17, 17, 0.72);
  text-align: center;
  transition:
    border-color 220ms ease,
    background 220ms ease,
    color 220ms ease,
    transform 220ms ease;
}

.support-link-card:hover {
  transform: translateY(-2px);
  border-color: rgba(17, 17, 17, 0.16);
  background: rgba(255, 255, 255, 0.92);
  color: #111;
}

/* FOOTER */

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px var(--pad) 30px;
  border-top: 1px solid rgba(17, 17, 17, 0.08);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}

.social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid rgba(17, 17, 17, 0.18);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.85);
  transition:
    background 220ms ease,
    color 220ms ease,
    transform 220ms ease;
}

.social-icon:hover {
  background: #111;
  color: #fff;
  transform: translateY(-1px);
}

/* RESPONSIVE */

@media (max-width: 1180px) {
  .season-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .hero-stats {
    max-width: 320px;
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 74px;
  }

  .brand-text {
    display: none;
  }

  .nav-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    right: 20px;
    left: 20px;
    display: grid;
    gap: 0;
    padding: 10px 0;
    border: 1px solid rgba(17, 17, 17, 0.08);
    border-radius: 22px;
    background: rgba(248, 246, 242, 0.96);
    backdrop-filter: blur(16px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition:
      opacity 250ms ease,
      transform 250ms ease;
  }

  .site-nav a {
    padding: 14px 18px;
  }

  body.nav-open .site-nav {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

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

  .support-links {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 700px) {
  .page-shell {
    width: min(calc(100% - 28px), var(--max));
  }

  .index-hero {
    padding: 44px 0 20px;
  }

  .jump-nav-section {
    padding: 0 0 8px;
  }

  .season-directory-section {
    padding: 0 0 44px;
  }

  .support-links-section {
    padding: 44px 0;
  }

  .hero-main h1 {
    font-size: clamp(40px, 12vw, 62px);
  }

  .hero-intro {
    font-size: 17px;
    line-height: 1.6;
  }

  .section-head h2 {
    font-size: 34px;
  }

  .season-grid {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .season-card {
    border-radius: 18px;
  }

  .season-card-body {
    padding: 12px 14px 14px;
    gap: 6px;
  }

  .season-card-title {
    font-size: 16px;
  }

  .season-card-year {
    font-size: 26px;
  }

  .season-card-meta {
    font-size: 12px;
  }

  .site-footer {
    padding-left: 14px;
    padding-right: 14px;
  }
}

.season-card:focus,
.season-card:focus-visible {
  outline: none !important;
  box-shadow: none !important;
}