:root {
  --navy: #071b45;
  --navy-2: #0d2f69;
  --blue: #174d9f;
  --gold: #d6a62d;
  --gold-dark: #9d7412;
  --red: #b82222;
  --ink: #17213a;
  --muted: #5b6475;
  --line: #d9e0eb;
  --paper: #ffffff;
  --soft: #f5f8fc;
  --soft-blue: #eef4ff;
  --shadow: 0 12px 34px rgba(7, 27, 69, .12);
  --radius: 18px;
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: #edf2f8;
  line-height: 1.5;
  overflow-x: hidden;
}
a { color: inherit; }
img { display: block; max-width: 100%; height: auto; }
button, input { font: inherit; }

.site-header {
  background: linear-gradient(135deg, #041334 0%, var(--navy) 58%, #123d7d 100%);
  border-bottom: 3px solid var(--gold);
  color: #fff;
  position: relative;
  z-index: 20;
}
.header-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 12px 20px;
  min-height: 88px;
  display: grid;
  grid-template-columns: minmax(250px, 1fr) auto minmax(260px, .8fr);
  gap: 18px;
  align-items: center;
}
.brand-block { display: flex; align-items: center; gap: 12px; min-width: 0; }
.brand-logo { width: 66px; height: 66px; object-fit: contain; flex: 0 0 auto; }
.brand-copy { min-width: 0; }
.brand-name { display: block; font-weight: 800; letter-spacing: .02em; font-size: 1.05rem; }
.brand-subtitle { display: block; color: #f0cd65; font-size: .86rem; margin-top: 2px; }
.primary-nav { display: flex; align-items: center; justify-content: center; gap: 8px; }
.primary-nav a {
  min-height: 44px;
  display: inline-flex;
  align-items: center;
  padding: 9px 13px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
}
.primary-nav a:hover, .primary-nav a:focus-visible { background: rgba(255,255,255,.12); outline: 2px solid #f0cd65; outline-offset: 2px; }
.search-box { display: flex; align-items: end; gap: 8px; justify-self: stretch; }
.search-field { flex: 1 1 auto; min-width: 0; }
.search-field label { display: block; font-size: .78rem; font-weight: 700; margin-bottom: 4px; color: #f4d46e; }
.search-field input {
  width: 100%;
  min-height: 44px;
  border: 1px solid rgba(255,255,255,.65);
  border-radius: 10px;
  padding: 9px 12px;
  background: #fff;
  color: #15203a;
}
.search-field input:focus-visible { outline: 3px solid #f0cd65; outline-offset: 2px; }
.nav-toggle { display: none; }

.page-shell {
  width: min(calc(100% - 32px), var(--max));
  margin: 22px auto 36px;
  background: var(--paper);
  border: 1px solid #dfe5ef;
  border-radius: 22px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.category-toolbar {
  display: flex;
  gap: 10px;
  padding: 15px 22px 10px;
  background: #fff;
}
.category-toolbar a {
  display: inline-flex;
  min-height: 44px;
  align-items: center;
  padding: 8px 15px;
  border: 1px solid #ccd5e2;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 700;
  background: #f9fbfe;
}
.category-toolbar a:hover, .category-toolbar a:focus-visible { border-color: var(--gold-dark); outline: 2px solid rgba(214,166,45,.35); outline-offset: 2px; }
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 7px;
  padding: 0 22px 14px;
  color: #5b6474;
  font-size: .92rem;
  border-bottom: 1px solid var(--line);
}
.breadcrumb a { text-decoration: none; color: #254d89; font-weight: 700; }

.category-intro {
  position: relative;
  display: grid;
  grid-template-columns: 108px 1fr;
  align-items: center;
  gap: 20px;
  padding: 28px 28px 26px;
  background: linear-gradient(115deg, #f9fbff 0%, #edf4ff 60%, #fffaf0 100%);
  border-bottom: 1px solid var(--line);
}
.category-icon {
  width: 104px;
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 50%;
  box-shadow: 0 8px 18px rgba(7,27,69,.18);
}
.category-intro h1 { margin: 0; color: var(--navy); font-size: clamp(2rem, 4vw, 3rem); line-height: 1.05; }
.category-kicker { color: var(--red); font-weight: 800; text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; margin: 0 0 6px; }
.category-intro p { max-width: 820px; margin: 10px 0 0; color: #39445a; font-size: 1.02rem; }

.content-pad { padding: 28px; }

.site-footer {
  background: #051638;
  color: #fff;
  border-top: 3px solid var(--gold);
}
.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 22px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
}
.footer-brand { display: flex; align-items: center; gap: 10px; }
.footer-logo { width: 52px; height: 52px; object-fit: contain; }
.footer-name { font-weight: 800; }
.footer-url { color: #f0cd65; font-size: .9rem; }
.footer-copy { color: #cbd5e7; font-size: .84rem; }

@media (max-width: 900px) {
  .header-inner { grid-template-columns: 1fr auto; }
  .brand-block { grid-column: 1; }
  .primary-nav { grid-column: 2; }
  .search-box { grid-column: 1 / -1; width: 100%; }
}

@media (max-width: 640px) {
  .header-inner { padding: 10px 14px; min-height: 76px; grid-template-columns: 1fr auto; gap: 10px; }
  .brand-logo { width: 56px; height: 56px; }
  .brand-name { font-size: .95rem; line-height: 1.18; }
  .brand-subtitle { font-size: .76rem; }
  .primary-nav { display: none; grid-column: 1 / -1; width: 100%; flex-direction: column; align-items: stretch; padding: 8px 0 2px; }
  .primary-nav.is-open { display: flex; }
  .primary-nav a { width: 100%; justify-content: center; background: rgba(255,255,255,.07); }
  .nav-toggle {
    display: inline-flex;
    grid-column: 2;
    min-width: 72px;
    min-height: 44px;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(255,255,255,.65);
    border-radius: 10px;
    background: rgba(255,255,255,.08);
    color: #fff;
    font-weight: 800;
  }
  .nav-toggle:focus-visible { outline: 3px solid #f0cd65; outline-offset: 2px; }
  .search-box { grid-column: 1 / -1; }
  .page-shell { width: 100%; margin: 0; border-radius: 0; border-left: 0; border-right: 0; }
  .category-toolbar { padding: 12px 14px 8px; }
  .category-toolbar a { flex: 1 1 0; justify-content: center; }
  .breadcrumb { padding: 0 14px 12px; font-size: .85rem; }
  .category-intro { grid-template-columns: 72px 1fr; gap: 12px; padding: 20px 14px; }
  .category-icon { width: 72px; }
  .category-intro h1 { font-size: clamp(1.75rem, 8vw, 2.35rem); }
  .category-intro p { grid-column: 1 / -1; font-size: .95rem; margin-top: 4px; }
  .content-pad { padding: 20px 14px; }
  .footer-inner { padding: 18px 14px; align-items: flex-start; }
}

@media (max-width: 390px) {
  .brand-subtitle { display: none; }
  .brand-logo { width: 50px; height: 50px; }
  .category-intro { grid-template-columns: 62px 1fr; }
  .category-icon { width: 62px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

/* Featured product */
.featured-product {
  display: grid;
  grid-template-columns: minmax(300px, 430px) minmax(0, 1fr);
  gap: 34px;
  align-items: start;
  padding: 24px;
  background: #fff;
  border: 1px solid #d7dfeb;
  border-radius: var(--radius);
  box-shadow: 0 10px 26px rgba(7,27,69,.08);
}
.section-eyebrow, .product-series {
  margin: 0 0 8px;
  color: var(--red);
  font-size: .78rem;
  font-weight: 850;
  letter-spacing: .09em;
  text-transform: uppercase;
}
.cover-link { display: block; border-radius: 14px; overflow: hidden; background: #0a1e46; box-shadow: 0 10px 26px rgba(7,27,69,.18); }
.cover-link img { width: 100%; aspect-ratio: 1; object-fit: contain; }
.cover-link:hover, .cover-link:focus-visible { outline: 4px solid rgba(214,166,45,.65); outline-offset: 3px; }
.featured-copy h2 { margin: 0; color: var(--navy); font-size: clamp(2rem, 3.6vw, 3.15rem); line-height: 1.05; }
.product-badges { display: flex; flex-wrap: wrap; gap: 8px; margin: 16px 0; }
.product-badges span { display: inline-flex; align-items: center; min-height: 34px; padding: 5px 10px; border-radius: 999px; background: #edf4ff; color: #173f7d; border: 1px solid #cbdaf1; font-size: .82rem; font-weight: 800; }
.product-lead { margin: 0; color: #354158; font-size: 1.04rem; }
.feature-list { margin: 16px 0 20px; padding-left: 1.2rem; color: #3c475b; }
.feature-list li { margin: 8px 0; }
.purchase-row { margin-top: 20px; }
.primary-cta, .sampler-cta {
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  border-radius: 11px;
  padding: 11px 17px;
  font-weight: 850;
  text-decoration: none;
  text-align: center;
}
.primary-cta { background: var(--navy); color: #fff; border: 2px solid var(--navy); }
.primary-cta:hover, .primary-cta:focus-visible { background: var(--navy-2); outline: 3px solid rgba(214,166,45,.45); outline-offset: 2px; }
.sampler-panel {
  margin-top: 22px;
  padding: 17px;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 16px;
  align-items: center;
  background: linear-gradient(120deg, #fff8e8 0%, #fff 70%);
  border: 1px solid #e5c66d;
  border-left: 5px solid var(--gold);
  border-radius: 14px;
}
.sampler-kicker { margin: 0; color: var(--navy); font-weight: 900; font-size: 1.16rem; }
.sampler-copy { margin: 4px 0 0; color: #50596a; font-size: .9rem; }
.sampler-cta { background: #fff; color: #8b1515; border: 2px solid var(--red); white-space: nowrap; }
.sampler-cta:hover, .sampler-cta:focus-visible { background: #fff2f2; outline: 3px solid rgba(184,34,34,.18); outline-offset: 2px; }
.download-icon { width: 23px; height: 23px; flex: 0 0 auto; }

@media (max-width: 900px) {
  .featured-product { grid-template-columns: minmax(260px, 360px) minmax(0, 1fr); gap: 24px; padding: 20px; }
  .sampler-panel { grid-template-columns: 1fr; }
  .sampler-cta { width: 100%; white-space: normal; }
}

@media (max-width: 700px) {
  .featured-product { grid-template-columns: 1fr; gap: 22px; padding: 16px; }
  .featured-cover-wrap { max-width: 480px; width: 100%; margin: 0 auto; }
  .featured-copy h2 { font-size: 2.25rem; }
  .primary-cta { width: 100%; }
  .sampler-panel { margin-top: 18px; padding: 14px; }
}

@media (max-width: 390px) {
  .featured-product { padding: 12px; border-radius: 14px; }
  .product-badges span { font-size: .76rem; }
  .feature-list { padding-left: 1.05rem; }
}

/* Supporting products */
.supporting-section { margin-top: 34px; }
.section-heading { max-width: 850px; margin-bottom: 18px; }
.section-heading h2 { margin: 0; color: var(--navy); font-size: clamp(1.65rem, 3vw, 2.25rem); line-height: 1.15; }
.section-heading > p:last-child { margin: 8px 0 0; color: #566174; }
.supporting-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 20px; align-items: stretch; }
.product-card { display: flex; flex-direction: column; min-width: 0; background: #fff; border: 1px solid #d7dfeb; border-radius: 16px; overflow: hidden; box-shadow: 0 8px 22px rgba(7,27,69,.08); }
.product-card .cover-link { border-radius: 0; box-shadow: none; }
.product-card-body { display: flex; flex-direction: column; flex: 1 1 auto; padding: 17px; }
.product-card h3 { margin: 0 0 10px; color: var(--navy); font-size: 1.35rem; line-height: 1.16; }
.product-card p:not(.product-series) { margin: 0; color: #475269; font-size: .95rem; }
.card-meta { margin: 16px 0; display: flex; flex-wrap: wrap; gap: 6px; }
.card-meta span { padding: 5px 8px; border-radius: 999px; background: var(--soft-blue); border: 1px solid #d2def0; color: #244a82; font-size: .75rem; font-weight: 800; }
.card-cta { margin-top: auto; min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 10px 14px; border-radius: 10px; background: #f4f7fb; color: var(--navy); border: 2px solid #b8c5d8; text-decoration: none; font-weight: 850; }
.card-cta:hover, .card-cta:focus-visible { border-color: var(--gold-dark); background: #fff9e8; outline: 3px solid rgba(214,166,45,.2); outline-offset: 2px; }

@media (max-width: 900px) {
  .supporting-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .product-card:last-child { grid-column: 1 / -1; max-width: 520px; width: 100%; justify-self: center; }
}

@media (max-width: 620px) {
  .supporting-section { margin-top: 26px; }
  .supporting-grid { grid-template-columns: 1fr; gap: 18px; }
  .product-card:last-child { grid-column: auto; max-width: none; }
  .product-card-body { padding: 15px; }
  .product-card h3 { font-size: 1.5rem; }
}

/* Recommended resource */
.recommended-section {
  margin-top: 34px;
  display: grid;
  grid-template-columns: 132px minmax(0, 1fr);
  gap: 22px;
  align-items: center;
  padding: 22px;
  border: 1px solid #d7dfeb;
  border-radius: var(--radius);
  background: linear-gradient(120deg, #f7faff 0%, #fff 58%, #fff8e8 100%);
  box-shadow: 0 8px 22px rgba(7,27,69,.07);
}
.recommended-icon-wrap { width: 116px; height: 116px; margin: auto; border-radius: 50%; overflow: hidden; box-shadow: 0 8px 18px rgba(7,27,69,.16); }
.recommended-icon-wrap img { width: 100%; height: 100%; object-fit: contain; }
.recommended-copy h2 { margin: 0; color: var(--navy); font-size: clamp(1.45rem, 2.6vw, 2rem); line-height: 1.15; }
.recommended-copy > p:not(.section-eyebrow) { margin: 9px 0 0; color: #465169; }
.recommended-meta { display: flex; flex-wrap: wrap; gap: 7px; margin: 14px 0; }
.recommended-meta span { padding: 5px 9px; border-radius: 999px; background: #fff; border: 1px solid #cfdaea; color: #254b83; font-size: .76rem; font-weight: 800; }
.recommended-cta { min-height: 46px; display: inline-flex; align-items: center; justify-content: center; padding: 10px 15px; border-radius: 10px; background: var(--navy); color: #fff; text-decoration: none; font-weight: 850; }
.recommended-cta:hover, .recommended-cta:focus-visible { background: var(--navy-2); outline: 3px solid rgba(214,166,45,.4); outline-offset: 2px; }

/* Bottom navigation */
.bottom-menu { margin-top: 30px; border-top: 1px solid var(--line); padding-top: 24px; }
.bottom-navigation { display: grid; grid-template-columns: 1fr minmax(240px, .9fr) 1fr; gap: 18px; align-items: center; }
.bottom-actions { display: flex; gap: 9px; }
.bottom-actions--sections { justify-content: flex-end; }
.bottom-button {
  min-height: 48px;
  min-width: 48px;
  padding: 8px 11px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  border-radius: 10px;
  border: 1px solid #c7d1df;
  background: #f7f9fc;
  color: var(--navy);
  text-decoration: none;
  font-weight: 800;
}
.bottom-button svg { width: 21px; height: 21px; flex: 0 0 auto; }
.bottom-button:hover, .bottom-button:focus-visible { border-color: var(--gold-dark); background: #fff9e8; outline: 2px solid rgba(214,166,45,.25); outline-offset: 2px; }
.bottom-button:disabled { opacity: .42; cursor: not-allowed; }
.page-position { display: grid; grid-template-columns: 1fr 44px auto 44px 1fr; gap: 8px; align-items: center; justify-items: center; }
.page-line { width: 100%; height: 1px; background: #cbd4e1; }
.page-chevron { width: 44px; height: 44px; border-radius: 50%; border: 1px solid #c7d1df; background: #f7f9fc; color: var(--navy); font-size: 1.7rem; line-height: 1; }
.page-chevron:disabled { opacity: .4; }
.page-count { white-space: nowrap; font-weight: 850; color: #39445a; font-size: .9rem; }
.more-products-cta {
  margin-top: 18px;
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 17px;
  border-radius: 14px;
  border: 1px solid #d8c06e;
  background: linear-gradient(110deg, #fff9e8, #fff);
  color: var(--navy);
  text-decoration: none;
}
.more-products-cta:hover, .more-products-cta:focus-visible { outline: 3px solid rgba(214,166,45,.3); outline-offset: 2px; }
.more-products-mark { width: 42px; height: 42px; flex: 0 0 auto; display: inline-flex; align-items: center; justify-content: center; border-radius: 50%; background: var(--navy); color: #f0cd65; font-size: 1.5rem; font-weight: 900; }
.more-products-cta strong { display: block; text-transform: uppercase; letter-spacing: .04em; font-size: .92rem; }
.more-products-cta small { display: block; margin-top: 2px; color: #5c6575; font-size: .85rem; }
.search-status { margin: 14px 0 0; min-height: 1.4em; color: #6a3440; font-weight: 700; font-size: .9rem; }
.search-hidden { display: none !important; }

@media (max-width: 900px) {
  .bottom-navigation { grid-template-columns: 1fr; }
  .bottom-actions, .bottom-actions--sections { justify-content: center; }
  .page-position { width: min(100%, 440px); justify-self: center; }
}

@media (max-width: 620px) {
  .recommended-section { grid-template-columns: 82px 1fr; gap: 14px; padding: 16px; }
  .recommended-icon-wrap { width: 78px; height: 78px; }
  .recommended-copy > p:not(.section-eyebrow), .recommended-meta, .recommended-cta { grid-column: 1 / -1; }
  .recommended-cta { width: 100%; }
  .bottom-menu { margin-top: 24px; padding-top: 18px; }
  .bottom-actions { display: grid; grid-template-columns: 1fr 1fr; width: 100%; }
  .bottom-button { width: 100%; }
  .page-position { grid-template-columns: 1fr 44px auto 44px 1fr; gap: 5px; }
  .more-products-cta { align-items: flex-start; }
}

@media (max-width: 390px) {
  .recommended-section { grid-template-columns: 68px 1fr; padding: 13px; }
  .recommended-icon-wrap { width: 64px; height: 64px; }
  .bottom-button span { font-size: .78rem; }
  .more-products-cta { padding: 12px; }
}