/* Connecting Solutions — design tokens
   ink: deep cool navy | paper: cool light slate | brass: muted gold (from Cobpex's own navy/gold mark)
*/
:root {
  --ink: #10192b;
  --ink-2: #1c2a42;
  --ink-3: #29395a;
  --paper: #e9eaee;
  --paper-2: #f4f4f6;
  --white: #ffffff;
  --brass: #b8863e;
  --brass-soft: #ddbe8a;
  --slate: #5b6472;
  --slate-light: #8b93a3;
  --line: rgba(16, 25, 43, 0.14);
  --line-light: rgba(255, 255, 255, 0.16);
  --status: #6d8b6b;

  --display: "Space Grotesk", "IBM Plex Sans", sans-serif;
  --body: "IBM Plex Sans", -apple-system, BlinkMacSystemFont, sans-serif;

  --max: 1120px;
  --pad: clamp(20px, 5vw, 64px);

  box-sizing: border-box;
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}

html { scroll-padding-top: env(safe-area-inset-top, 0px); }
*, *::before, *::after { box-sizing: inherit; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img, svg { max-width: 100%; }

a { color: inherit; }

.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: var(--pad);
  padding-right: var(--pad);
}

/* ---------- Header ---------- */
header.site {
  position: sticky;
  top: 0;
  top: env(safe-area-inset-top, 0px);
  z-index: 40;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
  gap: 20px;
}
.wordmark {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  text-decoration: none;
  color: var(--ink);
  white-space: nowrap;
}
.wordmark span { color: var(--brass); }

nav.primary {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 30px);
  flex-wrap: wrap;
}
nav.primary a {
  text-decoration: none;
  font-size: 0.92rem;
  color: var(--slate);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
  transition: color 0.15s ease, border-color 0.15s ease;
}
nav.primary a:hover,
nav.primary a[aria-current="page"] {
  color: var(--ink);
  border-color: var(--brass);
}

.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--line);
  border-radius: 3px;
  overflow: hidden;
  font-family: var(--display);
  font-size: 0.78rem;
  flex: none;
}
.lang-toggle button {
  background: transparent;
  border: none;
  padding: 6px 11px;
  cursor: pointer;
  color: var(--slate);
  font-family: inherit;
  font-size: inherit;
}
.lang-toggle button[aria-pressed="true"] {
  background: var(--ink);
  color: var(--paper-2);
}

/* ---------- Hero ---------- */
.hero {
  padding-top: clamp(48px, 8vw, 96px);
  padding-bottom: clamp(48px, 8vw, 88px);
  border-bottom: 1px solid var(--line);
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}
@media (max-width: 860px) {
  .hero-grid { grid-template-columns: 1fr; }
}
.eyebrow {
  font-family: var(--display);
  font-size: 0.82rem;
  color: var(--brass);
  margin: 0 0 14px;
  letter-spacing: 0.02em;
}
h1.hero-headline {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(2.1rem, 4.6vw, 3.2rem);
  line-height: 1.12;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
  max-width: 16ch;
}
.hero-sub {
  font-size: 1.05rem;
  color: var(--slate);
  max-width: 46ch;
  margin: 0 0 30px;
}
.btn {
  display: inline-block;
  font-family: var(--display);
  font-size: 0.92rem;
  text-decoration: none;
  padding: 12px 22px;
  border: 1px solid var(--ink);
  color: var(--ink);
  border-radius: 2px;
  transition: background 0.15s ease, color 0.15s ease;
}
.btn:hover { background: var(--ink); color: var(--paper-2); }
.btn.primary {
  background: var(--ink);
  color: var(--paper-2);
  border-color: var(--ink);
}
.btn.primary:hover { background: var(--brass); border-color: var(--brass); color: var(--ink); }

/* Hero diagram */
.diagram-holder { width: 100%; }
.diagram-holder svg { width: 100%; height: auto; display: block; }

/* ---------- Sections ---------- */
section { padding-top: clamp(48px, 7vw, 84px); padding-bottom: clamp(48px, 7vw, 84px); }
section + section { border-top: 1px solid var(--line); }
.section-head { max-width: 62ch; margin-bottom: clamp(28px, 4vw, 44px); }
h2.section-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: clamp(1.5rem, 2.6vw, 2rem);
  margin: 0 0 14px;
  letter-spacing: -0.01em;
}
.section-body { color: var(--slate); font-size: 1.02rem; max-width: 58ch; }
.section-body p { margin: 0 0 14px; }

/* About */
.about-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(28px, 5vw, 56px);
}
@media (max-width: 780px) { .about-grid { grid-template-columns: 1fr; } }
.about-facts {
  border-left: 2px solid var(--brass);
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.fact-label {
  font-family: var(--display);
  font-size: 0.78rem;
  color: var(--slate-light);
  text-transform: none;
  margin-bottom: 3px;
}
.fact-value { font-size: 0.98rem; color: var(--ink); }

/* Products — ledger-line panels, not card-kit */
.product {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: clamp(20px, 4vw, 40px);
  padding: 30px 0;
  border-top: 1px solid var(--line);
}
.product:first-of-type { border-top: none; }
@media (max-width: 700px) { .product { grid-template-columns: 1fr; gap: 12px; } }
.product-id {
  border-left: 3px solid var(--brass);
  padding-left: 16px;
}
.product-name {
  font-family: var(--display);
  font-weight: 600;
  font-size: 1.3rem;
  margin: 0 0 6px;
}
.product-region { font-size: 0.85rem; color: var(--slate-light); }
.product-status {
  display: inline-block;
  margin-top: 10px;
  font-family: var(--display);
  font-size: 0.72rem;
  color: var(--status);
  border: 1px solid var(--status);
  border-radius: 2px;
  padding: 3px 8px;
}
.product-body p { margin: 0 0 12px; color: var(--slate); }
.product-body ul { margin: 0 0 12px; padding-left: 18px; color: var(--slate); }
.product-body li { margin-bottom: 6px; }
.product-tagline { color: var(--ink); font-size: 1.02rem; margin: 0 0 12px !important; }

/* Contact */
.contact-block {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 20px 40px;
  justify-content: space-between;
}
.contact-email {
  font-family: var(--display);
  font-size: clamp(1.3rem, 3vw, 1.9rem);
  text-decoration: none;
  border-bottom: 1px solid var(--brass);
}

/* ---------- Footer ---------- */
footer.site {
  border-top: 1px solid var(--line);
  background: var(--ink);
  color: var(--paper-2);
}
.footer-inner {
  padding-top: 40px;
  padding-bottom: 40px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 20px;
  font-size: 0.88rem;
}
footer.site a { text-decoration: none; color: var(--paper-2); opacity: 0.75; }
footer.site a:hover { opacity: 1; color: var(--brass-soft); }
.footer-links { display: flex; gap: 22px; flex-wrap: wrap; }
.footer-domain { color: var(--brass-soft); opacity: 1; }

/* ---------- Legal pages ---------- */
.legal-header { padding-top: clamp(40px, 6vw, 72px); padding-bottom: 24px; border-bottom: 1px solid var(--line); }
.legal-updated { color: var(--slate-light); font-size: 0.88rem; margin-top: 8px; }
.legal-body { padding-top: clamp(32px, 5vw, 56px); padding-bottom: clamp(48px, 7vw, 84px); max-width: 68ch; }
.legal-body h2 {
  font-family: var(--display);
  font-size: 1.15rem;
  margin: 34px 0 12px;
}
.legal-body h2:first-child { margin-top: 0; }
.legal-body p { color: var(--slate); margin: 0 0 14px; }
.legal-body ul { color: var(--slate); padding-left: 20px; margin: 0 0 14px; }
.legal-body li { margin-bottom: 6px; }
.legal-note {
  margin-top: 40px;
  padding: 16px 18px;
  border-left: 3px solid var(--brass);
  background: var(--paper-2);
  font-size: 0.9rem;
  color: var(--slate);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Dark scheme support (kept close to the light design; paper/ink swap for legibility) */
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0d1420;
    --paper-2: #141d2c;
    --ink: #eceef2;
    --slate: #a7afbd;
    --slate-light: #6f7889;
    --line: rgba(236, 238, 242, 0.14);
  }
  :root:not([data-theme="light"]) header.site,
  :root:not([data-theme="light"]) .legal-note { background: var(--paper-2); }
  :root:not([data-theme="light"]) .btn:hover { color: var(--ink); }
}
:root[data-theme="dark"] {
  --paper: #0d1420;
  --paper-2: #141d2c;
  --ink: #eceef2;
  --slate: #a7afbd;
  --slate-light: #6f7889;
  --line: rgba(236, 238, 242, 0.14);
}
:root[data-theme="dark"] header.site,
:root[data-theme="dark"] .legal-note { background: var(--paper-2); }