:root {
  --color-primary: #0064c8;
  --color-primary-hover: #0066cc;
  --color-accent: #0099ff;
  --color-bg: #ffffff;
  --color-bg-alt: #f6f6f6;
  --color-header-bg: #ffffff;
  --color-footer-bg: #121212;
  --color-footer-band: #222222;
  --color-text: #000000;
  --color-text-2: #333333;
  --color-muted: #666666;
  --color-border: #dddddd;
  --color-link: #0064c8;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; font-family: 'Roboto', 'Helvetica Neue', Arial, sans-serif; color: var(--color-text); background: var(--color-bg); line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
h1, h2, h3, h4, h5 { font-family: 'Roboto', 'Helvetica Neue', Arial, sans-serif; font-weight: 700; line-height: 1.2; margin: 0 0 .5em; color: var(--color-text); }
h1 { font-size: 2.5rem; }
h2 { font-size: 1.9rem; }
h3 { font-size: 1.35rem; color: var(--color-primary); }
p { margin: 0 0 1em; color: var(--color-text-2); }
a { color: var(--color-link); text-decoration: none; }
a:hover { color: var(--color-primary-hover); text-decoration: underline; }

.container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }

/* Header — fixed layout: logo (left, fixed) · nav (center, flex:1) · CTA (right, fixed) */
.site-header { background: var(--color-header-bg); border-bottom: 1px solid var(--color-border); position: sticky; top: 0; z-index: 50; }
.site-header .inner { display: flex; align-items: center; gap: 48px; padding: 16px 0; }
.site-header .logo { flex: 0 0 auto; }
.site-header .logo img { height: 36px; display: block; }
.site-header nav { flex: 1 1 auto; min-width: 0; }
.site-header nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 28px; flex-wrap: wrap; }
.site-header nav a { color: var(--color-text); font-weight: 500; padding: 6px 0; border-bottom: 2px solid transparent; white-space: nowrap; font-size: .95rem; }
.site-header nav a:hover { color: var(--color-primary); border-bottom-color: var(--color-primary); text-decoration: none; }
.site-header .header-cta { flex: 0 0 auto; background: var(--color-primary); color: #fff; padding: 12px 22px; border-radius: 40px; font-weight: 600; white-space: nowrap; line-height: 1; font-size: .95rem; }
.site-header .header-cta:hover { background: var(--color-primary-hover); color: #fff; text-decoration: none; }
.site-header .menu-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; font-size: 1.5rem; color: var(--color-text); }

/* Hero */
.hero { background: #0064c8; color: #fff; padding: 90px 0 100px; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: 0; right: -10%; width: 70%; height: 100%; background: radial-gradient(ellipse at center, rgba(255,255,255,.10) 0%, transparent 60%); pointer-events: none; }
.hero::after { content: ''; position: absolute; bottom: -1px; left: 0; right: 0; height: 60px; background: linear-gradient(180deg, transparent, rgba(0,0,0,.08)); pointer-events: none; }
.hero .container { position: relative; z-index: 1; }
.hero .eyebrow { display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: .15em; text-transform: uppercase; color: rgba(255,255,255,.85); margin-bottom: 20px; padding: 6px 14px; border: 1px solid rgba(255,255,255,.3); }
.hero h1 { color: #fff; font-size: 3rem; max-width: 900px; margin: 0 0 18px; line-height: 1.1; }
.hero p { color: rgba(255,255,255,.92); font-size: 1.15rem; max-width: 720px; }
.hero .cta-row { margin-top: 32px; display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 30px; margin-top: 60px; padding-top: 36px; border-top: 1px solid rgba(255,255,255,.2); }
.hero-stat strong { display: block; font-size: 2.1rem; color: #fff; line-height: 1; margin-bottom: 6px; }
.hero-stat span { color: rgba(255,255,255,.78); font-size: .9rem; }
.btn-primary, .btn-secondary { display: inline-block; padding: 13px 26px; border-radius: 40px; font-weight: 600; transition: background .15s, color .15s, transform .15s; white-space: nowrap; cursor: pointer; border: 0; font-size: 1rem; }
.btn-primary { background: #fff; color: var(--color-primary); }
.btn-primary:hover { background: var(--color-bg-alt); text-decoration: none; transform: translateY(-1px); }
.btn-secondary { background: rgba(255,255,255,.12); color: #fff; border: 1px solid rgba(255,255,255,.5); }
.btn-secondary:hover { background: rgba(255,255,255,.22); color: #fff; text-decoration: none; }
.btn-solid { display: inline-block; padding: 13px 26px; border-radius: 40px; font-weight: 600; background: var(--color-primary); color: #fff; white-space: nowrap; transition: background .15s; }
.btn-solid:hover { background: var(--color-primary-hover); color: #fff; text-decoration: none; }
.btn-outline { display: inline-block; padding: 13px 26px; border-radius: 40px; font-weight: 600; color: var(--color-primary); border: 2px solid var(--color-primary); white-space: nowrap; background: transparent; transition: all .15s; }
.btn-outline:hover { background: var(--color-primary); color: #fff; text-decoration: none; }

/* Sections */
section { padding: 70px 0; }
section h2 { text-align: center; margin-bottom: 12px; }
section .lead { text-align: center; color: var(--color-muted); margin-bottom: 50px; max-width: 720px; margin-left: auto; margin-right: auto; }

/* Category grid */
.cat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 24px; }
.cat-card { background: #fff; border: 1px solid var(--color-border); padding: 28px; transition: all .2s; display: block; color: inherit; }
.cat-card:hover { border-color: var(--color-primary); box-shadow: 0 8px 24px rgba(0,100,200,.10); text-decoration: none; transform: translateY(-2px); }
.cat-card h3 { color: var(--color-primary); margin-bottom: 8px; }
.cat-card .count { color: var(--color-muted); font-size: .9rem; margin-bottom: 12px; }
.cat-card .preview { color: var(--color-text-2); font-size: .92rem; }
.cat-card .arrow { color: var(--color-primary); margin-top: 16px; font-weight: 600; }

/* Why-card grid (Why Olympian section) */
.why-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 28px; }
.why-card { background: #fff; padding: 30px; border: 1px solid var(--color-border); }
.why-card h3 { margin-top: 0; color: var(--color-primary); }
.why-card p { margin: 0; }

/* Product grid */
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }
.product-card { background: #fff; border: 1px solid var(--color-border); padding: 0; transition: all .2s; display: block; color: inherit; overflow: hidden; }
.product-card:hover { border-color: var(--color-primary); box-shadow: 0 8px 24px rgba(0,100,200,.10); text-decoration: none; transform: translateY(-2px); }
.product-card .image { background: var(--color-bg-alt); height: 220px; display: flex; align-items: center; justify-content: center; padding: 16px; }
.product-card .image img { max-width: 100%; max-height: 100%; object-fit: contain; }
.product-card .image .placeholder { color: var(--color-muted); font-size: 3rem; opacity: .3; }
.product-card .body { padding: 22px; }
.product-card h3 { color: var(--color-text); margin-bottom: 6px; }
.product-card .desc { color: var(--color-muted); font-size: .92rem; min-height: 3em; }
.product-card .more { color: var(--color-primary); font-weight: 600; margin-top: 14px; display: inline-block; }

/* Breadcrumb */
.crumbs { color: var(--color-muted); margin-bottom: 18px; font-size: .92rem; }

/* Page intros */
.page-intro { padding: 50px 0 30px; }
.page-intro h1 { margin-bottom: 12px; }
.page-intro .intro-lead { color: var(--color-text-2); font-size: 1.1rem; max-width: 800px; }

/* Product page */
.product-page { padding: 50px 0; }
.product-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; margin-bottom: 50px; align-items: start; }
.product-hero .images img.main-img { width: 100%; max-height: 460px; object-fit: contain; background: var(--color-bg-alt); padding: 24px; border: 1px solid var(--color-border); }
.product-hero .thumbs { display: flex; gap: 8px; margin-top: 14px; flex-wrap: wrap; }
.product-hero .thumbs img { width: 70px; height: 70px; object-fit: contain; background: var(--color-bg-alt); padding: 6px; border: 1px solid var(--color-border); cursor: pointer; transition: border-color .15s; }
.product-hero .thumbs img:hover { border-color: var(--color-primary); }
.product-hero .meta h1 { margin: 6px 0 12px; }
.product-hero .meta .series { color: var(--color-primary); font-size: .85rem; font-weight: 600; text-transform: uppercase; letter-spacing: .08em; }
.product-hero .meta .short { color: var(--color-text-2); font-size: 1.1rem; margin: 18px 0 24px; }
.product-hero .actions { margin-top: 28px; display: flex; gap: 14px; flex-wrap: wrap; }
.spec-table { width: 100%; border-collapse: collapse; margin: 30px 0; background: #fff; }
.spec-table th { background: var(--color-bg-alt); text-align: left; padding: 12px 16px; font-weight: 600; border: 1px solid var(--color-border); width: 32%; vertical-align: top; }
.spec-table td { padding: 12px 16px; border: 1px solid var(--color-border); color: var(--color-text-2); }
.long-desc { background: var(--color-bg-alt); padding: 30px; margin: 30px 0; border-left: 4px solid var(--color-primary); }
.long-desc h2 { text-align: left; margin-top: 0; }

/* Footer */
.footer-band { background: var(--color-footer-band); color: #fff; padding: 36px 0; text-align: center; }
.footer-band h3 { color: #fff; margin-bottom: 8px; }
.footer-band a { color: #fff; text-decoration: underline; }
.site-footer { background: var(--color-footer-bg); color: #fff; padding: 50px 0 24px; }
.site-footer .grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 30px; }
.site-footer h4 { color: #fff; margin-bottom: 14px; font-size: 1rem; text-transform: uppercase; letter-spacing: .04em; }
.site-footer a { color: #ccc; }
.site-footer a:hover { color: #fff; }
.site-footer ul { list-style: none; padding: 0; margin: 0; }
.site-footer li { margin-bottom: 8px; }
.site-footer .bottom { border-top: 1px solid rgba(255,255,255,.1); padding-top: 20px; color: #888; font-size: .9rem; text-align: center; }

/* Compare pages */
.compare-hero { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; margin: 0 0 50px; }
.compare-card { display: block; color: inherit; background: #fff; border: 1px solid var(--color-border); overflow: hidden; transition: all .15s; }
.compare-card:hover { border-color: var(--color-primary); box-shadow: 0 8px 24px rgba(0,100,200,.10); text-decoration: none; transform: translateY(-2px); }
.compare-card .image { background: var(--color-bg-alt); height: 240px; display: flex; align-items: center; justify-content: center; padding: 20px; }
.compare-card .image img { max-width: 100%; max-height: 100%; object-fit: contain; }
.compare-card .body { padding: 24px; }
.compare-card .body h3 { color: var(--color-text); margin-bottom: 8px; }
.compare-card .body p { color: var(--color-muted); font-size: .92rem; min-height: 3em; }
.compare-card .more { color: var(--color-primary); font-weight: 600; }
.compare-table { width: 100%; border-collapse: collapse; margin: 0 0 50px; background: #fff; }
.compare-table thead th { background: var(--color-primary); color: #fff; text-align: left; padding: 14px 18px; font-weight: 600; border: 1px solid var(--color-primary); }
.compare-table tbody th { background: var(--color-bg-alt); text-align: left; padding: 12px 18px; font-weight: 600; border: 1px solid var(--color-border); width: 28%; vertical-align: top; }
.compare-table tbody td { padding: 12px 18px; border: 1px solid var(--color-border); color: var(--color-text-2); vertical-align: top; }

/* CTA block — used inside <div class="container"> wrappers */
.cta-block { background: var(--color-primary); color: #fff; padding: 50px; text-align: center; margin: 50px 0; }
.cta-block h2 { color: #fff; margin-top: 0; }
.cta-block p { color: rgba(255,255,255,.92); }
.cta-block .btn-primary { background: #fff; color: var(--color-primary); margin-top: 6px; }
.cta-block .btn-primary:hover { background: var(--color-bg-alt); }
.cta-block a:not(.btn-primary) { color: #fff; text-decoration: underline; }

@media (max-width: 1100px) {
  .site-header .inner { gap: 28px; }
  .site-header nav ul { gap: 20px; }
  .site-header nav a { font-size: .92rem; }
}

@media (max-width: 800px) {
  .compare-hero { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .site-header nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: #fff; border-bottom: 1px solid var(--color-border); padding: 20px 24px; box-shadow: 0 8px 24px rgba(0,0,0,.08); }
  .site-header nav.open { display: block; }
  .site-header nav ul { flex-direction: column; gap: 16px; }
  .site-header .menu-toggle { display: block; order: -1; }
  .site-header .inner { position: relative; gap: 16px; }
  .hero { padding: 60px 0 70px; }
  .hero h1 { font-size: 2.2rem; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .product-hero { grid-template-columns: 1fr; }
  .site-footer .grid { grid-template-columns: 1fr 1fr; }
  .cta-block { padding: 36px 24px; }
}

@media (max-width: 500px) {
  .site-header .logo img { height: 30px; }
  .site-header .header-cta { padding: 8px 14px; font-size: .9rem; }
  h1 { font-size: 1.9rem; }
  h2 { font-size: 1.5rem; }
  .hero h1 { font-size: 1.8rem; }
  .hero-stats { grid-template-columns: 1fr 1fr; gap: 18px; padding-top: 28px; margin-top: 40px; }
  .hero-stat strong { font-size: 1.6rem; }
  .site-footer .grid { grid-template-columns: 1fr; }
}