/* ============================================================
   K-tronik Redesign — shared subpage styles
   Loaded after colors_and_type.css on every subpage.
   ============================================================ */
:root { --max: 1320px; --gutter: 32px; }
* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--kt-black); color: var(--kt-fg-1); overflow-x: hidden; }
a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }
::selection { background: var(--kt-lime); color: #000; }

/* ============ NAV ============ */
header.nav {
  position: sticky; top: 0; z-index: 80;
  background: rgba(0,0,0,0.78); backdrop-filter: blur(18px);
  border-bottom: 1px solid var(--kt-iron);
}
.nav-inner { max-width: var(--max); margin: 0 auto; padding: 14px var(--gutter); display: flex; align-items: center; gap: 28px; }
.nav-logo { height: 26px; }
.nav-links { display: flex; gap: 4px; margin-left: auto; align-items: center; }
.nav-link { font-family: var(--kt-font-mono); font-size: 13px; letter-spacing: 0.04em;
  padding: 8px 14px; border-radius: 4px; color: var(--kt-fg-2); cursor: pointer;
  transition: color 200ms, background 200ms; }
.nav-link:hover, .nav-link.active { color: var(--kt-lime); }
.nav-cta { font-family: var(--kt-font-mono); font-size: 12px; letter-spacing: 0.12em;
  text-transform: uppercase; font-weight: 600;
  background: var(--kt-lime); color: #000; padding: 10px 18px; border-radius: 4px; margin-left: 12px;
  transition: transform 200ms, box-shadow 200ms; }
.nav-cta:hover { box-shadow: var(--kt-glow-lime); transform: translateY(-1px); }
.lang { font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-fg-3); letter-spacing: 0.16em;
  text-transform: uppercase; padding-left: 16px; border-left: 1px solid var(--kt-iron); margin-left: 8px; }
.lang span.active { color: var(--kt-lime); }
.lang span { padding: 0 4px; }

/* ============ BREADCRUMB / PAGE HEAD ============ */
.page-head {
  position: relative;
  padding: 80px 0 56px;
  border-bottom: 1px solid var(--kt-iron);
  background:
    radial-gradient(ellipse at 80% 30%, rgba(202,253,44,0.08) 0%, transparent 50%),
    var(--kt-black);
  overflow: hidden;
}
.page-head-grid {
  position: absolute; inset: 0; pointer-events: none;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(circle at 70% 50%, black, transparent 80%);
  -webkit-mask-image: radial-gradient(circle at 70% 50%, black, transparent 80%);
}
.page-head-inner { position: relative; z-index: 1; max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter); }
.crumbs { display: flex; align-items: center; gap: 10px; font-family: var(--kt-font-mono);
  font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--kt-fg-3); margin-bottom: 32px; }
.crumbs a { color: var(--kt-fg-3); transition: color 200ms; }
.crumbs a:hover { color: var(--kt-lime); }
.crumbs .sep { color: var(--kt-iron); }
.crumbs .here { color: var(--kt-lime); }
.page-eyebrow { display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--kt-font-mono); font-size: 12px; font-weight: 500;
  letter-spacing: 0.22em; text-transform: uppercase; color: var(--kt-lime);
  padding: 6px 12px; border: 1px solid rgba(202,253,44,0.4); border-radius: 9999px;
  background: rgba(202,253,44,0.06); }
.page-eyebrow .dot { width: 8px; height: 8px; border-radius: 9999px; background: var(--kt-lime);
  box-shadow: 0 0 10px var(--kt-lime); }
.page-title { margin: 24px 0 18px; font-family: var(--kt-font-mono); font-weight: 700;
  font-size: clamp(48px, 7vw, 96px); line-height: 0.98; letter-spacing: -0.03em; }
.page-title .bracket { color: var(--kt-fg-3); font-weight: 400; }
.page-title em { font-style: normal; color: var(--kt-lime); }
.page-lead { max-width: 720px; margin: 0; font-family: var(--kt-font-sans);
  font-size: clamp(17px, 1.4vw, 21px); line-height: 1.55; color: var(--kt-fg-2); }

/* ============ FOOTER (shared) ============ */
footer { padding: 80px 0 32px; border-top: 1px solid var(--kt-iron); }
.ft-inner { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 48px; }
.ft-brand { display: flex; flex-direction: column; gap: 16px; }
.ft-brand img { height: 24px; width: auto; max-width: none; object-fit: contain; align-self: flex-start; flex-shrink: 0; }
.ft-brand p { font-family: var(--kt-font-sans); font-size: 13px; color: var(--kt-fg-3);
  line-height: 1.55; max-width: 280px; margin: 0; }
.ft-col h4 { margin: 0 0 16px; font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-lime);
  letter-spacing: 0.2em; text-transform: uppercase; font-weight: 600;
  padding-bottom: 12px; border-bottom: 1px solid var(--kt-iron); }
.ft-col a { display: block; font-family: var(--kt-font-sans); font-size: 13px;
  color: var(--kt-fg-2); padding: 4px 0; transition: color 200ms; }
.ft-col a:hover { color: var(--kt-lime); }
.ft-bottom { max-width: var(--max); margin: 64px auto 0; padding: 24px var(--gutter) 0;
  border-top: 1px solid var(--kt-iron); display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 16px; }
.ft-bottom .copy { font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-fg-3); letter-spacing: 0.04em; }
.ft-bottom .micro { display: flex; gap: 24px; }
.ft-bottom .micro a { font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-fg-3); letter-spacing: 0.06em; }

/* ============ BUTTONS ============ */
.btn-primary { display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--kt-font-mono); font-size: 13px; font-weight: 600;
  letter-spacing: 0.1em; text-transform: uppercase;
  background: var(--kt-lime); color: #000; padding: 16px 26px; border-radius: 4px; cursor: pointer;
  transition: transform 200ms, box-shadow 200ms; }
.btn-primary:hover { box-shadow: var(--kt-glow-lime); transform: translateY(-2px); }
.btn-primary .arrow { transition: transform 200ms; }
.btn-primary:hover .arrow { transform: translateX(4px); }
.btn-ghost { display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--kt-font-mono); font-size: 13px; font-weight: 500; letter-spacing: 0.06em;
  color: var(--kt-fg-2); padding: 16px 18px; border-radius: 4px;
  border: 1px solid var(--kt-iron); transition: all 200ms; }
.btn-ghost:hover { color: var(--kt-lime); border-color: var(--kt-lime); }

/* ============ PRODUCT (vertical detail) ============ */
.feature-section { padding: 96px 0; border-bottom: 1px solid var(--kt-iron); }
.feature-section:nth-child(even) { background: var(--kt-ink); }
.feature-inner { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.feature-inner.reverse { direction: rtl; }
.feature-inner.reverse > * { direction: ltr; }
.feature-eyebrow { font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-lime);
  letter-spacing: 0.22em; text-transform: uppercase; font-weight: 500;
  display: inline-flex; align-items: center; gap: 10px; }
.feature-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--kt-lime); }
.feature-title { margin: 16px 0 18px; font-family: var(--kt-font-mono); font-weight: 700;
  font-size: clamp(28px, 3.4vw, 44px); line-height: 1.1; letter-spacing: -0.02em; }
.feature-title em { font-style: normal; color: var(--kt-lime); }
.feature-body { margin: 0 0 24px; font-family: var(--kt-font-sans); font-size: 16px;
  line-height: 1.6; color: var(--kt-fg-2); max-width: 560px; }
.feature-list { list-style: none; padding: 0; margin: 0;
  display: flex; flex-direction: column; gap: 12px; }
.feature-list li { display: flex; gap: 14px; align-items: flex-start;
  font-family: var(--kt-font-sans); font-size: 15px; color: var(--kt-fg-1); line-height: 1.5; }
.feature-list .ic { width: 22px; height: 22px; flex-shrink: 0;
  border: 1px solid var(--kt-lime); border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: var(--kt-lime); font-family: var(--kt-font-mono); font-size: 13px; font-weight: 700;
  background: rgba(202,253,44,0.1); }

/* generic feature visual frame */
.feature-vis { aspect-ratio: 4/3; background: var(--kt-coal); border: 1px solid var(--kt-iron);
  border-radius: 6px; box-shadow: 0 32px 80px rgba(0,0,0,0.5),
    0 0 0 1px rgba(202,253,44,0.1), 0 0 80px rgba(202,253,44,0.06);
  overflow: hidden; display: flex; flex-direction: column; }
.feature-vis-chrome { height: 36px; background: var(--kt-graphite); border-bottom: 1px solid var(--kt-iron);
  display: flex; align-items: center; gap: 6px; padding: 0 14px; }
.feature-vis-chrome .dots { display: flex; gap: 6px; }
.feature-vis-chrome .dots span { width: 9px; height: 9px; border-radius: 9999px; background: var(--kt-iron); }
.feature-vis-chrome .url { flex: 1; height: 22px; margin: 0 16px;
  background: var(--kt-coal); border: 1px solid var(--kt-iron); border-radius: 3px;
  display: flex; align-items: center; padding: 0 10px;
  font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-fg-3); }
.feature-vis-chrome .url .lock { color: var(--kt-success); margin-right: 6px; }
.feature-vis-body { flex: 1; padding: 20px; display: flex; flex-direction: column; gap: 12px; min-height: 0; }

/* ============ FACTS STRIP ============ */
.facts { padding: 64px 0; background: var(--kt-ink); border-bottom: 1px solid var(--kt-iron); }
.facts-inner { max-width: var(--max); margin: 0 auto; padding: 0 var(--gutter);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.fact { padding: 20px 28px; border-left: 1px solid var(--kt-iron); display: flex; flex-direction: column; gap: 6px; }
.fact:first-child { border-left: none; padding-left: 0; }
.fact-k { font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-fg-3); letter-spacing: 0.18em; text-transform: uppercase; }
.fact-v { font-family: var(--kt-font-mono); font-size: 28px; font-weight: 700; color: var(--kt-lime); line-height: 1; letter-spacing: -0.02em; }
.fact-v.small { font-size: 16px; color: var(--kt-fg-1); }

/* ============ LEGAL PAGES ============ */
.legal-wrap { max-width: 920px; margin: 0 auto; padding: 80px var(--gutter) 120px; }
.legal-wrap .toc {
  background: var(--kt-coal); border: 1px solid var(--kt-iron); border-radius: 4px;
  padding: 24px 28px; margin-bottom: 56px;
}
.legal-wrap .toc-title { font-family: var(--kt-font-mono); font-size: 11px;
  color: var(--kt-lime); letter-spacing: 0.18em; text-transform: uppercase; margin-bottom: 14px; }
.legal-wrap .toc ol { margin: 0; padding: 0 0 0 20px; columns: 2; column-gap: 32px; }
.legal-wrap .toc li { font-family: var(--kt-font-sans); font-size: 14px; color: var(--kt-fg-2);
  margin-bottom: 6px; break-inside: avoid; }
.legal-wrap .toc a { color: var(--kt-fg-2); transition: color 200ms; }
.legal-wrap .toc a:hover { color: var(--kt-lime); }
.legal-wrap h2 { font-family: var(--kt-font-mono); font-weight: 700;
  font-size: clamp(22px, 2.4vw, 30px); line-height: 1.15; letter-spacing: -0.01em;
  margin: 56px 0 16px; color: var(--kt-fg-1); padding-top: 24px; border-top: 1px solid var(--kt-iron); }
.legal-wrap h2:first-of-type { border-top: none; padding-top: 0; }
.legal-wrap h2 .num { font-family: var(--kt-font-mono); color: var(--kt-lime);
  font-size: 0.7em; letter-spacing: 0.1em; margin-right: 14px; }
.legal-wrap h3 { font-family: var(--kt-font-sans); font-weight: 600; font-size: 17px;
  color: var(--kt-fg-1); margin: 28px 0 10px; }
.legal-wrap p, .legal-wrap li { font-family: var(--kt-font-sans); font-size: 15px;
  line-height: 1.7; color: var(--kt-fg-2); }
.legal-wrap p { margin: 0 0 16px; }
.legal-wrap ul, .legal-wrap ol { padding-left: 22px; margin: 0 0 18px; }
.legal-wrap ul li, .legal-wrap ol li { margin-bottom: 8px; }
.legal-wrap a { color: var(--kt-lime); text-decoration: underline; text-decoration-color: rgba(202,253,44,0.3); text-underline-offset: 3px; }
.legal-wrap a:hover { text-decoration-color: var(--kt-lime); }
.legal-wrap address { font-family: var(--kt-font-mono); font-style: normal; font-size: 14px;
  color: var(--kt-fg-1); padding: 16px 20px; background: var(--kt-coal);
  border: 1px solid var(--kt-iron); border-radius: 4px; display: inline-block; line-height: 1.7; }
.legal-wrap .updated { font-family: var(--kt-font-mono); font-size: 11px; color: var(--kt-fg-3);
  letter-spacing: 0.16em; text-transform: uppercase; margin-bottom: 32px; }
.legal-wrap .legal-intro { font-family: var(--kt-font-sans); font-size: 17px; line-height: 1.55;
  color: var(--kt-fg-2); border-left: 2px solid var(--kt-lime); padding-left: 20px; margin: 0 0 48px; }

@media (max-width: 1100px) {
  .feature-inner { grid-template-columns: 1fr !important; gap: 32px !important; }
  .feature-inner.reverse { direction: ltr; }
  .ft-inner { grid-template-columns: 1fr 1fr; }
  .facts-inner { grid-template-columns: 1fr 1fr; }
  .fact { border-left: none; border-top: 1px solid var(--kt-iron); padding: 20px 0 !important; }
  .fact:first-child, .fact:nth-child(2) { border-top: none; }
  .legal-wrap .toc ol { columns: 1; }
}