/* =========================================================
   Atlantic Jerseys — Design System & Site Styles
   ========================================================= */

/* ---------- Design tokens ---------- */
:root {
  --color-navy-900: #0b1f3a;
  --color-navy-800: #10284a;
  --color-navy-700: #16345e;
  --color-blue-600: #1d4ed8;
  --color-blue-700: #1741b3;
  --color-blue-100: #e6edff;
  --color-red-600: #c8102e;
  --color-red-700: #a30c25;
  --color-white: #ffffff;
  --color-gray-50: #f7f8fa;
  --color-gray-100: #eef1f5;
  --color-gray-200: #e2e6ec;
  --color-gray-300: #cbd2dc;
  --color-gray-500: #6b7684;
  --color-gray-700: #3c4552;
  --color-gray-900: #1a2029;

  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;

  --shadow-sm: 0 1px 2px rgba(11, 31, 58, 0.06), 0 1px 1px rgba(11, 31, 58, 0.04);
  --shadow-md: 0 8px 24px rgba(11, 31, 58, 0.1);
  --shadow-lg: 0 20px 48px rgba(11, 31, 58, 0.16);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-8: 3rem;
  --space-10: 4rem;
  --space-12: 6rem;

  --container-max: 1280px;
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
}

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  color: var(--color-gray-900);
  background: var(--color-white);
  line-height: 1.55;
  overflow-x: hidden;
}

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

a {
  color: var(--color-blue-700);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
h4 {
  line-height: 1.2;
  margin: 0 0 var(--space-4);
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--color-navy-900);
}

p {
  margin: 0 0 var(--space-4);
}

button {
  font-family: inherit;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  top: -48px;
  left: var(--space-4);
  background: var(--color-navy-900);
  color: var(--color-white);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-sm);
  z-index: 1000;
  transition: top var(--transition-fast);
}

.skip-link:focus {
  top: var(--space-4);
}

:focus-visible {
  outline: 3px solid var(--color-blue-600);
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- Layout ---------- */
.container {
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--space-4);
}

@media (min-width: 768px) {
  .container {
    padding-inline: var(--space-6);
  }
}

.section {
  padding-block: var(--space-10);
}

.section--tight {
  padding-block: var(--space-8);
}

.section--muted {
  background: var(--color-gray-50);
}

.section--navy {
  background: var(--color-navy-900);
  color: var(--color-white);
}

.section--navy h2,
.section--navy h3 {
  color: var(--color-white);
}

.section-header {
  max-width: 640px;
  margin-bottom: var(--space-8);
}

.section-header h2 {
  font-size: clamp(1.6rem, 1.3rem + 1.2vw, 2.25rem);
}

.section-header p {
  color: var(--color-gray-500);
  font-size: 1.0625rem;
}

.section--navy .section-header p {
  color: var(--color-gray-300);
}

.eyebrow {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-blue-600);
  margin-bottom: var(--space-3);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  font-weight: 700;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast),
    background-color var(--transition-fast), color var(--transition-fast);
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

@media (prefers-reduced-motion: reduce) {
  .btn:hover {
    transform: none;
  }
}

.btn-primary {
  background: var(--color-red-600);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
  background: var(--color-red-700);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: var(--color-white);
  color: var(--color-navy-900);
  border-color: var(--color-gray-200);
}

.btn-secondary:hover {
  border-color: var(--color-navy-900);
}

.btn-outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--color-white);
}

.btn-block {
  width: 100%;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--color-gray-200);
  transition: box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-3);
  gap: var(--space-4);
}

.site-logo {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-weight: 800;
  color: var(--color-navy-900);
  font-size: 1.125rem;
}

.site-logo:hover {
  text-decoration: none;
}

.site-logo__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.25rem;
  height: 2.25rem;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-blue-600), var(--color-navy-900));
  color: var(--color-white);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.primary-nav__list {
  display: flex;
  gap: var(--space-6);
}

.primary-nav__list a {
  color: var(--color-gray-700);
  font-weight: 600;
  font-size: 0.95rem;
  padding: var(--space-2) 0;
  position: relative;
}

.primary-nav__list a:hover {
  color: var(--color-navy-900);
  text-decoration: none;
}

.primary-nav__list a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--color-red-600);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-fast);
}

.primary-nav__list a:hover::after {
  transform: scaleX(1);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
  width: 2.5rem;
  height: 2.5rem;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  cursor: pointer;
}

.nav-toggle__bar {
  width: 18px;
  height: 2px;
  background: var(--color-navy-900);
  border-radius: 1px;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  transform: translateY(6px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  opacity: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(4) {
  transform: translateY(-6px) rotate(-45deg);
}

@media (max-width: 767px) {
  .nav-toggle {
    display: flex;
  }

  .primary-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-200);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-base);
  }

  .primary-nav.is-open {
    max-height: 24rem;
  }

  .primary-nav__list {
    flex-direction: column;
    gap: 0;
    padding: var(--space-2) var(--space-4) var(--space-4);
  }

  .primary-nav__list a {
    display: block;
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--color-gray-100);
  }
}

/* ---------- Disclosure banner ---------- */
.disclosure-banner {
  background: var(--color-blue-100);
  color: var(--color-navy-900);
  font-size: 0.875rem;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  margin-bottom: var(--space-6);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  background: linear-gradient(160deg, var(--color-navy-900), var(--color-navy-700) 65%, var(--color-blue-700));
  color: var(--color-white);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  gap: var(--space-8);
  padding-block: var(--space-10);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero__inner {
    grid-template-columns: 1.1fr 0.9fr;
    padding-block: var(--space-12);
  }
}

.hero__eyebrow {
  color: #a9c1ff;
}

.hero h1 {
  color: var(--color-white);
  font-size: clamp(2.1rem, 1.6rem + 2.3vw, 3.5rem);
  margin-bottom: var(--space-4);
}

.hero p.hero__lede {
  color: var(--color-gray-200);
  font-size: 1.125rem;
  max-width: 46ch;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.hero__media {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.hero__media img {
  width: 100%;
  aspect-ratio: 3 / 2;
  object-fit: cover;
}

/* ---------- Sport / category cards ---------- */
.category-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: repeat(2, 1fr);
}

@media (min-width: 640px) {
  .category-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .category-grid {
    grid-template-columns: repeat(5, 1fr);
  }
}

.category-card {
  position: relative;
  display: block;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.category-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.category-card:hover img {
  transform: scale(1.06);
}

.category-card__label {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--space-4) var(--space-3);
  background: linear-gradient(0deg, rgba(11, 31, 58, 0.92), rgba(11, 31, 58, 0));
  color: var(--color-white);
  font-weight: 700;
}

/* ---------- Product grid & cards ---------- */
.product-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: repeat(1, 1fr);
}

@media (min-width: 640px) {
  .product-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1280px) {
  .product-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.product-card {
  display: flex;
  flex-direction: column;
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.product-card__media {
  position: relative;
  aspect-ratio: 1 / 1;
  background: var(--color-gray-50);
  overflow: hidden;
}

.product-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.product-card:hover .product-card__media img {
  transform: scale(1.05);
}

.product-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  background: var(--color-red-600);
  color: var(--color-white);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
}

.product-card__body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  flex: 1;
}

.product-card__meta {
  display: flex;
  gap: var(--space-2);
  font-size: 0.75rem;
  color: var(--color-gray-500);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.product-card__title {
  font-size: 1.0625rem;
  margin: 0;
  color: var(--color-navy-900);
}

.product-card__desc {
  color: var(--color-gray-500);
  font-size: 0.9rem;
  margin: 0;
  flex: 1;
}

.product-card__actions {
  margin-top: var(--space-2);
}

/* ---------- Filters (jerseys hub) ---------- */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--color-gray-50);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  margin-bottom: var(--space-8);
}

.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-gray-700);
}

.filter-group select {
  font-family: inherit;
  font-size: 0.9rem;
  padding: 0.5rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--color-gray-300);
  background: var(--color-white);
  min-width: 10rem;
}

.filter-results-count {
  align-self: flex-end;
  margin-left: auto;
  font-size: 0.875rem;
  color: var(--color-gray-500);
}

.empty-state {
  text-align: center;
  padding: var(--space-10) var(--space-4);
  color: var(--color-gray-500);
}

/* ---------- Audience / style cards ---------- */
.info-card-grid {
  display: grid;
  gap: var(--space-5);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .info-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .info-card-grid--4 {
    grid-template-columns: repeat(4, 1fr);
  }
  .info-card-grid--3 {
    grid-template-columns: repeat(3, 1fr);
  }
}

.info-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.info-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.info-card h3 {
  font-size: 1.125rem;
}

.info-card p {
  color: var(--color-gray-500);
  font-size: 0.95rem;
  margin-bottom: var(--space-3);
}

/* ---------- Article / guide cards ---------- */
.article-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .article-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .article-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.article-card {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  background: var(--color-white);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.article-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  text-decoration: none;
}

.article-card__category {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-blue-600);
  margin-bottom: var(--space-2);
}

.article-card h3 {
  font-size: 1.0625rem;
  color: var(--color-navy-900);
}

.article-card p {
  color: var(--color-gray-500);
  font-size: 0.9rem;
  flex: 1;
}

.article-card__link {
  font-weight: 700;
  font-size: 0.9rem;
}

/* ---------- Trust / methodology section ---------- */
.trust-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
}

@media (min-width: 768px) {
  .trust-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.trust-step {
  display: flex;
  gap: var(--space-4);
}

.trust-step__number {
  flex-shrink: 0;
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 50%;
  background: var(--color-blue-100);
  color: var(--color-blue-700);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
}

.trust-step h3 {
  font-size: 1.0625rem;
  margin-bottom: var(--space-2);
}

.trust-step p {
  color: var(--color-gray-500);
  font-size: 0.9rem;
  margin: 0;
}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs {
  font-size: 0.85rem;
  color: var(--color-gray-500);
  padding-block: var(--space-4);
}

.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.breadcrumbs li:not(:last-child)::after {
  content: "/";
  margin-left: 0.4rem;
  color: var(--color-gray-300);
}

.breadcrumbs a {
  color: var(--color-gray-500);
}

.breadcrumbs [aria-current="page"] {
  color: var(--color-navy-900);
  font-weight: 600;
}

/* ---------- Article page ---------- */
.article-header {
  max-width: 760px;
}

.article-header h1 {
  font-size: clamp(1.8rem, 1.5rem + 1.5vw, 2.75rem);
}

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  color: var(--color-gray-500);
  font-size: 0.875rem;
  margin-bottom: var(--space-6);
}

.article-body {
  max-width: 760px;
}

.article-body h2 {
  font-size: 1.5rem;
  margin-top: var(--space-8);
}

.article-body h3 {
  font-size: 1.15rem;
  margin-top: var(--space-6);
}

.article-body ul,
.article-body ol {
  margin: 0 0 var(--space-4);
  padding-left: 1.25rem;
}

.article-body li {
  margin-bottom: var(--space-2);
}

.article-body ul {
  list-style: disc;
}

.article-body ol {
  list-style: decimal;
}

.article-callout {
  background: var(--color-gray-50);
  border-left: 4px solid var(--color-blue-600);
  border-radius: var(--radius-sm);
  padding: var(--space-4) var(--space-5);
  margin: var(--space-6) 0;
}

.related-articles {
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-gray-200);
}

/* ---------- Forms-free contact card ---------- */
.contact-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-md);
  padding: var(--space-6);
  max-width: 32rem;
  box-shadow: var(--shadow-sm);
}

/* ---------- Reveal on scroll ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 500ms ease, transform 500ms ease;
}

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

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

/* ---------- Footer ---------- */
.site-footer {
  background: var(--color-navy-900);
  color: var(--color-gray-300);
  padding-block: var(--space-10) var(--space-6);
}

.site-footer .disclosure-banner {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
}

.site-footer__grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  padding-block: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
  .site-footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }
}

.site-footer__brand .site-logo {
  color: var(--color-white);
}

.site-footer__brand p {
  color: var(--color-gray-300);
  font-size: 0.9rem;
  margin-top: var(--space-3);
}

.site-footer__col h2 {
  color: var(--color-white);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: var(--space-3);
}

.site-footer__col ul li {
  margin-bottom: var(--space-2);
}

.site-footer__col a {
  color: var(--color-gray-300);
  font-size: 0.9rem;
}

.site-footer__col a:hover {
  color: var(--color-white);
}

.site-footer__bottom {
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8rem;
  color: var(--color-gray-500);
}

.site-footer__disclaimer {
  max-width: 70ch;
}

/* ---------- 404 ---------- */
.error-page {
  text-align: center;
  padding-block: var(--space-12);
}

.error-page h1 {
  font-size: clamp(3rem, 2rem + 5vw, 6rem);
  color: var(--color-blue-600);
}

/* ---------- Utility ---------- */
.text-center {
  text-align: center;
}

.mt-0 {
  margin-top: 0;
}