/* ==========================================================================
   Layout: container, header/navigation, footer, sections, grids
   ========================================================================== */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 20px; }
@media (min-width: 768px) { .container { padding-inline: 32px; } }

.section { padding-block: var(--s8); }
.section--tight { padding-block: var(--s7); }
.section--white { background: var(--c-surface); }
.section--tint { background: var(--c-bg-2); }
.section--dark { background: var(--c-primary); color: #DCEAF3; }
.section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }
.section--dark .muted { color: #A9C4D6; }
.section-head { display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between; gap: var(--s4) var(--s6); margin-bottom: var(--s6); }
.section-head h2 { margin: 0; max-width: 22ch; }
.section-head p { margin: 0; max-width: 56ch; color: var(--c-muted); }
.section--dark .section-head p { color: #A9C4D6; }

.grid { display: grid; gap: var(--s5); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(min(100%, 340px), 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 290px), 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fill, minmax(min(100%, 230px), 1fr)); }
.split { display: grid; gap: var(--s7); align-items: center; }
@media (min-width: 992px) { .split { grid-template-columns: 1fr 1fr; } .split--wide-left { grid-template-columns: 1.25fr 1fr; } }
.stack > * + * { margin-top: var(--s4); }
.row { display: flex; flex-wrap: wrap; gap: var(--s3); align-items: center; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 100; background: rgba(255,255,255,.96);
  backdrop-filter: saturate(1.4) blur(8px); border-bottom: 1px solid transparent; transition: box-shadow var(--t), border-color var(--t);
}
[data-theme="dark"] .site-header { background: rgba(10,27,40,.95); }
.site-header.is-scrolled { box-shadow: var(--sh-1); border-bottom-color: var(--c-border); }
.header-inner { display: flex; align-items: center; gap: var(--s4); height: var(--header-h); }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.brand img { height: 46px; width: auto; background: none; }
[data-theme="dark"] .brand img { background: #fff; border-radius: 6px; padding: 2px 4px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-text strong { color: var(--c-brand); font-size: 1.02rem; letter-spacing: .01em; }
.brand-text span { color: var(--c-muted); font-size: .7rem; }
@media (max-width: 420px) { .brand-text span { display: none; } }

.main-nav { margin-left: auto; }
.nav-list { list-style: none; margin: 0; padding: 0; display: flex; align-items: center; gap: 2px; }
.nav-link, .nav-toggle-sub {
  display: inline-flex; align-items: center; gap: 4px; padding: 8px 10px; border-radius: var(--r-sm);
  color: var(--c-ink); text-decoration: none; font-size: .9rem; font-weight: 500; background: none; border: 0; white-space: nowrap;
}
.nav-link:hover, .nav-toggle-sub:hover, .nav-item.open > .nav-toggle-sub { background: var(--c-bg-2); color: var(--c-primary); }
[data-theme="dark"] .nav-link:hover, [data-theme="dark"] .nav-toggle-sub:hover { color: #fff; }
.nav-link[aria-current="page"], .nav-item.is-current > .nav-toggle-sub { color: var(--c-brand); box-shadow: inset 0 -2px 0 var(--c-brand); border-radius: 0; }
.nav-toggle-sub svg { width: 14px; height: 14px; transition: transform var(--t); }
.nav-item { position: relative; }
.nav-item.open > .nav-toggle-sub svg { transform: rotate(180deg); }
.subnav {
  position: absolute; top: calc(100% + 8px); left: 0; min-width: 270px; background: var(--c-surface); border: 1px solid var(--c-border);
  border-radius: var(--r-md); box-shadow: var(--sh-3); padding: 8px; list-style: none; margin: 0; display: none;
}
.subnav--wide { min-width: 560px; display: none; grid-template-columns: 1fr 1fr; gap: 2px; }
.nav-item.open > .subnav { display: block; }
.nav-item.open > .subnav--wide { display: grid; }
.subnav a { display: flex; gap: 10px; align-items: flex-start; padding: 9px 10px; border-radius: var(--r-sm); color: var(--c-ink); text-decoration: none; font-size: .9rem; }
.subnav a:hover, .subnav a:focus-visible { background: var(--c-bg-2); }
.subnav a svg { width: 18px; height: 18px; color: var(--c-secondary); flex-shrink: 0; margin-top: 2px; }
.subnav a small { display: block; color: var(--c-muted); font-size: .76rem; line-height: 1.35; }
.header-actions { display: flex; align-items: center; gap: 6px; }
.icon-btn { display: inline-grid; place-items: center; width: 42px; height: 42px; border-radius: var(--r-sm); border: 1px solid var(--c-border); background: var(--c-surface); color: var(--c-ink); }
.icon-btn:hover { border-color: var(--c-secondary); color: var(--c-secondary); }
.icon-btn svg { width: 20px; height: 20px; }
.menu-btn { display: none; }

@media (max-width: 1279px) {
  .main-nav { display: none; }
  .menu-btn { display: inline-grid; }
  .header-actions { margin-left: auto; }
}
@media (max-width: 640px) { .header-actions .btn-cta-text { display: none; } }

/* Mobile drawer */
.drawer { position: fixed; inset: 0; z-index: 200; display: none; }
.drawer.open { display: block; }
.drawer-backdrop { position: absolute; inset: 0; background: rgba(8,28,44,.5); animation: fade var(--t) var(--ease); }
.drawer-panel {
  position: absolute; right: 0; top: 0; bottom: 0; width: min(92vw, 400px); background: var(--c-surface); overflow-y: auto;
  padding: 18px 18px 32px; box-shadow: var(--sh-3); animation: slideIn 240ms var(--ease);
}
.drawer-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.drawer-primary { display: grid; gap: 8px; margin: 12px 0 18px; }
.drawer nav ul { list-style: none; padding: 0; margin: 0; }
.drawer nav > ul > li { border-bottom: 1px solid var(--c-border); }
.drawer nav a, .drawer nav summary { display: flex; justify-content: space-between; align-items: center; padding: 13px 4px; color: var(--c-ink); text-decoration: none; font-weight: 500; cursor: pointer; list-style: none; }
.drawer nav summary::-webkit-details-marker { display: none; }
.drawer nav details ul a { padding: 9px 12px; font-weight: 400; font-size: .94rem; color: var(--c-ink-2); }
.drawer nav a[aria-current="page"] { color: var(--c-brand); }
@keyframes slideIn { from { transform: translateX(24px); opacity: 0; } to { transform: none; opacity: 1; } }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

/* ---------- Page hero (inner pages) ---------- */
.page-hero { background: var(--c-surface); border-bottom: 1px solid var(--c-border); padding-block: var(--s6) var(--s7); }
.page-hero h1 { font-size: clamp(1.9rem, 1.3rem + 2.2vw, 2.9rem); max-width: 22ch; margin-bottom: var(--s3); }
.page-hero .lead { margin-bottom: 0; }
.page-hero--image { position: relative; color: #fff; background: var(--c-primary); overflow: hidden; border: 0; }
.page-hero--image img.page-hero-bg { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; opacity: .28; background: none; }
.page-hero--image::after { content: ""; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(8,44,70,.96) 0%, rgba(8,44,70,.78) 55%, rgba(8,44,70,.35) 100%); }
.page-hero--image .container { position: relative; z-index: 1; }
.page-hero--image h1 { color: #fff; }
.page-hero--image .lead { color: #D2E4EF; }
.page-hero--image .breadcrumbs a, .page-hero--image .breadcrumbs { color: #B8D2E2; }
.page-hero-actions { margin-top: var(--s5); display: flex; flex-wrap: wrap; gap: var(--s3); }

.breadcrumbs { font-size: var(--fs-sm); color: var(--c-muted); margin-bottom: var(--s4); }
.breadcrumbs ol { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 6px; }
.breadcrumbs li:not(:last-child)::after { content: "/"; margin-left: 6px; opacity: .6; }
.breadcrumbs a { color: inherit; }

/* ---------- Footer ---------- */
.site-footer { background: var(--c-primary-700); color: #B7CEDC; font-size: .92rem; }
.footer-cta { background: var(--c-primary); padding-block: var(--s7); }
.footer-cta-inner { display: grid; gap: var(--s5); align-items: center; }
@media (min-width: 900px) { .footer-cta-inner { grid-template-columns: 1.4fr 1fr; } }
.footer-cta h2 { color: #fff; margin-bottom: var(--s2); font-size: clamp(1.5rem, 1.1rem + 1.4vw, 2.1rem); }
.footer-cta p { margin: 0; color: #B7CEDC; max-width: 60ch; }
.footer-cta .row { justify-content: flex-start; }
@media (min-width: 900px) { .footer-cta .row { justify-content: flex-end; } }
.footer-main { padding-block: var(--s8) var(--s6); display: grid; gap: var(--s6); grid-template-columns: 1fr; }
@media (min-width: 640px) { .footer-main { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .footer-main { grid-template-columns: 1.5fr repeat(4, 1fr); } }
.footer-brand img { height: 60px; width: auto; background: #fff; border-radius: 8px; padding: 5px 7px; margin-bottom: var(--s4); }
.site-footer h3 { color: #fff; font-size: .95rem; margin-bottom: var(--s3); letter-spacing: 0; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.site-footer a { color: #D5E5EF; text-decoration: none; }
.site-footer a:hover { color: #fff; text-decoration: underline; }
.footer-contact address { font-style: normal; line-height: 1.6; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding-block: var(--s5); display: flex; flex-wrap: wrap; gap: var(--s3); justify-content: space-between; font-size: .82rem; }
.footer-bottom ul { display: flex; flex-wrap: wrap; gap: var(--s4); }

/* Header fit (tested 390–1920px) */
.site-header .header-inner { max-width: 1440px; }
@media (min-width: 1280px) { .nav-link, .nav-toggle-sub { padding-inline: 9px; } }
@media (max-width: 1339px) { .main-nav { display: none; } .menu-btn { display: inline-grid; } .header-actions { margin-left: auto; } }
@media (min-width: 1340px) { .main-nav { display: block; } .menu-btn { display: none; } }
@media (min-width: 1340px) and (max-width: 1599px) { .brand-text span { display: none; } }
@media (max-width: 520px) { .header-actions [data-theme-toggle], .header-actions .btn-cta { display: none; } .header-inner { gap: 10px; } .brand img { height: 40px; } }

/* v1.1 header fit: the full menu (with Solutions) needs ≥1500px; below that the drawer is used */
@media (max-width: 1499px) { .main-nav { display: none; } .menu-btn { display: inline-grid; } .header-actions { margin-left: auto; } }
@media (min-width: 1500px) { .main-nav { display: block; } .menu-btn { display: none; } }
@media (min-width: 1500px) and (max-width: 1719px) { .brand-text span { display: none; } .nav-link, .nav-toggle-sub { padding-inline: 8px; } }
@media (max-width: 359px) { .brand-text strong { font-size: .92rem; } .brand img { height: 34px; } .icon-btn { width: 40px; height: 40px; } .container { padding-inline: 14px; } }