/* Fuse Brand Guidelines, March 2026. Product naming and marks follow the
   current website direction. Keep this layer last in the stylesheet order. */
:root {
  --ink: #02132b;
  --navy: #203355;
  --body: #3c608f;
  --blue-mid: #6b88b4;
  --muted: #8ca8cd;
  --blue-soft: #b9c8db;
  --pale: #d5dde7;
  --light: #ebebf3;
  --line: #b9c8db;
  --orange: #ed673c;
  --orange-light: #f3903f;
  --orange-deep: #c54d26;
  --orange-dark: #a11e16;
  --font-heading: 'M PLUS 1', Arial, sans-serif;
  --font-body: Roboto, Arial, sans-serif;
}

/* Large editorial headings use M PLUS 1; smaller headings and UI use Roboto. */
body { font-size: 1.125rem; line-height: 1.6; color: var(--body); }
h1, h2 { font-family: var(--font-heading); font-weight: 400; line-height: 1.2; letter-spacing: -.01em; }
.hero h1, .simple-hero h1, .admin-hero h1, .clinical-audience-hero h1 {
  font-size: clamp(2.625rem, 4.5vw, 4rem); line-height: 1.2; letter-spacing: -.01em;
}
.flagship-hero h1 { font-size: clamp(3.25rem, 5vw, 5rem); }
.flagship-hero h1 span { color: var(--orange-light); }
h2, .section-heading h2, .platform-section h2, .documentation-copy h2,
.origin-layout h2, .original-testimonials h2, .detail-copy h2, .role-content h2,
.cta h2 { font-size: 3rem; line-height: 1.2; letter-spacing: -.01em; }
h3 { font-size: 2rem; line-height: 1.2; letter-spacing: -.01em; }
h4, .feature h3, .detail-benefits h3, .news-card h3, .news-page-grid .news-card h3,
.person-card h3, .consulting-steps h3, .platform-connections h3 {
  font-family: var(--font-body); font-size: 1.5rem; font-weight: 600; line-height: 1.2; letter-spacing: 0;
}
.detail-benefits h3 { font-size: 1.125rem; }
.section-intro, .hero-description, .simple-hero .hero-description,
.documentation-copy .section-intro, .detail-copy .section-intro,
.origin-layout>div>p:not(.eyebrow) { font-size: 1.125rem; line-height: 1.6; }
.news-card p, .detail-benefits p, .person-card p { font-size: 1rem; line-height: 1.6; }
.eyebrow { font-family: var(--font-body); font-size: 1rem; font-weight: 700; line-height: 1.4; letter-spacing: .2em; }
.detail-copy .eyebrow, .inline-cta .eyebrow, .platform-connections .eyebrow { font-size: .875rem; }
.hero .eyebrow, .dark .eyebrow, .navy .eyebrow, .story-banner .eyebrow,
.role-theme-card .eyebrow { color: var(--orange-light); }
/* Darker approved orange/blue shades keep small text readable on pale surfaces. */
.section:not(.dark):not(.navy):not(.cta):not(.story-banner) .eyebrow { color: var(--orange-dark); }
.section.original-partnerships .eyebrow, #interoperability .eyebrow,
.section:not(.dark):not(.navy):not(.cta):not(.story-banner) .platform-connections .eyebrow { color: var(--ink); }
.section.original-testimonials .eyebrow { color: var(--body); }
.product-category, .customer-title { color: var(--orange-dark); }
.customer-title, .news-card .news-meta, .documentation-stat>p>small { font-size: .75rem; }
.customer-quote blockquote { font-family: var(--font-body); font-size: 1.5rem; line-height: 1.4; letter-spacing: 0; }

/* The approved darkest/lightest blues define the page's section rhythm. */
.platform-light, .section.original-testimonials { background: var(--light); }
.section.dark, .footer { background: var(--ink); color: var(--muted); }
.section.navy, .role-theme-card { background: var(--navy); color: var(--muted); }
.site-header { background: #02132bf2; }
.section-nav { background: #203355f5; }
.hero-description { color: var(--blue-soft); }
.section.original-mission, .section.original-signal, .story-banner p { color: var(--muted); }
.footer-brand p, .footer-grid>div>a:not(.brand):not(.social-link), .footer-bottom { color: var(--muted); }
.footer-grid h3, .footer-grid>div>a:not(.brand):not(.social-link) { font-size: .875rem; }
.documentation-product, .role-tabs, .role-proof { background: var(--pale); border-color: var(--blue-soft); }
.reference-visual { background: var(--pale); border-color: var(--pale); }
.reference-visual figcaption { background: var(--pale); color: var(--body); }
.reference-hero, .role-content>.reference-visual { background: var(--navy); border-color: var(--navy); }
.reference-hero figcaption, .role-content>.reference-visual figcaption { background: var(--navy); color: var(--blue-soft); }
.role-tabs button { color: var(--body); }
.role-tabs button[aria-selected=true] { color: var(--ink); }

/* Approved orange/blue gradients are reserved for hero/promotional areas.
   Reuse Fuse's own radiology contour texture, white at 15% opacity. */
.hero, .flagship-hero {
  background: radial-gradient(ellipse at 105% 105%, #ed673c99, transparent 48%),
              radial-gradient(ellipse at 70% 5%, #3c608f99, transparent 65%), var(--ink);
}
.hero:before, .flagship-hero:before, .simple-hero:before, .admin-hero:before,
.product-hero:before {
  background: url('/assets/brand-contours.webp') center / cover no-repeat;
  opacity: .15; filter: brightness(0) invert(1);
}
.story-banner { background: var(--navy)!important; }
.cta { background: var(--orange); color: var(--ink); }
.cta h2, .cta .eyebrow, .cta p:not(.eyebrow) { color: var(--ink); }
.hero-layerfield:before { background: radial-gradient(ellipse at 69% 67%, #ed673c33, transparent 51%), radial-gradient(ellipse at 30% 31%, #6b88b433, transparent 55%); }
.hero-orbit { display: none; }
.product-mark-visual { background: var(--navy); }

/* Bright orange actions with dark, high-contrast text; no arrow decorations. */
.button { background: var(--orange); color: var(--ink); font-size: 1rem; }
.button:hover { background: var(--orange-light); color: var(--ink); }
.button.blue { background: var(--body); color: #fff; }
.button.blue:hover { background: var(--navy); color: #fff; }
.button.white { color: var(--ink); background: #fff; }
.button.white:hover { background: var(--light); color: var(--ink); }
#main-nav>a[aria-current]:after { background: var(--orange-light); }
:focus-visible { outline-color: var(--orange-dark); }
.hero :focus-visible, .site-header :focus-visible, .footer :focus-visible,
.navy :focus-visible, .dark :focus-visible { outline-color: var(--orange-light); }
.text-link, .diagram-link, .section-nav nav>a, .news-card .text-link,
.product-card .text-link, .testimonial-controls button { font-size: .875rem; }

/* Keep the stronger card composition, using solid brand surfaces and accents. */
.platform-diagram .clinical-product { background: var(--navy); border-color: var(--body); color: var(--muted); }
.platform-diagram .clinical-product:after {
  inset: 0; width: auto; height: auto; border: 0; border-radius: 0; box-shadow: none;
  background: url('/assets/brand-contours.webp') center / cover no-repeat;
  filter: brightness(0) invert(1); opacity: .05;
}
.platform-diagram .product-heading h3 { font-family: var(--font-heading); font-size: 2rem; line-height: 1.2; }
.platform-diagram .product-heading p, .platform-diagram .clinical-product .diagram-note { color: var(--blue-soft); font-size: .875rem; }
.platform-diagram .lane-label { font-size: .875rem; color: var(--body); }
.platform-diagram .lane-label>span { color: var(--orange-dark); }
.dark .platform-diagram .lane-label, .navy .platform-diagram .lane-label { color: var(--blue-soft); }
.dark .platform-diagram .lane-label>span, .navy .platform-diagram .lane-label>span { color: var(--orange-light); }
.platform-diagram .role-chip strong { font-size: .8125rem; }
.platform-diagram .role-chip>span { font-size: .75rem; color: var(--blue-soft); }
.platform-diagram .clinical-product .role-chip { border-color: #b9c8db55; padding: 14px 4px; }
.platform-diagram .clinical-product .role-chip:hover { border-color: var(--orange-light); }
.platform-diagram .clinical-product .diagram-link { text-decoration-color: var(--orange-light); }
.platform-diagram .mini-product { background: #fff; border-color: var(--pale); }
.platform-diagram .mini-product:before { background: var(--orange); }
.platform-diagram .mini-product:hover { border-color: var(--orange); }
.platform-diagram .mini-product h4 { font-size: 1.125rem; letter-spacing: 0; }
.platform-diagram .mini-product .mini-category { color: var(--body); font-size: .875rem; }
.platform-diagram .mini-product .mini-benefit { color: var(--body); font-size: 1rem; }
.platform-diagram .mini-explore { color: var(--orange-dark); font-size: .8125rem; }
.platform-diagram .product-icon, .platform-diagram .mini-product .product-icon { width: 64px; height: 64px; }
.platform-connections { background: var(--pale); border-color: var(--blue-soft); }
.platform-connections h3 { color: var(--navy); }
.platform-connections .diagram-link { font-size: .875rem; }

@media(max-width: 1150px) {
  .platform-diagram .mini-product h4 { font-size: 1.5rem; }
}
@media(max-width: 900px) {
  #main-nav { background: var(--navy); }
}
@media(max-width: 600px) {
  body { font-size: 1rem; }
  .hero h1, .simple-hero h1, .admin-hero h1, .clinical-audience-hero h1 { font-size: 2.625rem; }
  .flagship-hero h1 { font-size: 3rem; }
  h2, .section-heading h2, .platform-section h2, .documentation-copy h2,
  .origin-layout h2, .original-testimonials h2, .detail-copy h2, .role-content h2,
  .cta h2 { font-size: 2rem; }
  .eyebrow, .detail-copy .eyebrow, .platform-connections .eyebrow { font-size: .75rem; letter-spacing: .16em; }
  .hero-description, .simple-hero .hero-description, .section-intro,
  .documentation-copy .section-intro, .detail-copy .section-intro,
  .origin-layout>div>p:not(.eyebrow) { font-size: 1rem; }
  .button, .hero .button, .origin-layout .button { font-size: .875rem; }
  .platform-diagram .product-heading h3 { font-size: 1.75rem; }
  .platform-diagram .product-heading { gap: 12px; }
  .platform-diagram .product-heading .product-icon { width: 48px; height: 48px; }
  .platform-diagram .clinical-product .role-chips { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .platform-diagram .clinical-product .role-chip { padding: 14px 7px; }
  .platform-diagram .role-chip strong { font-size: .875rem; }
  .platform-diagram .mini-product { grid-template-columns: 64px 1fr; gap: 0 16px; }
  .platform-diagram .mini-product h4 { font-size: 1.25rem; }
  .platform-diagram .mini-explore { font-size: .875rem; }
  .platform-connections h3 { font-size: 1.5rem; }
  .customer-quote blockquote { font-size: 1.125rem; line-height: 1.6; }
  .customer-title { font-size: .75rem; }
  .news-card h3, .news-page-grid .news-card h3 { font-size: 1.5rem; }
  .person-card h3 { font-size: 1.125rem; }
  .hero-composition .showcase-tabs { flex-wrap: wrap; }
  .hero-composition .showcase-tabs button { font-size: .875rem; }
}