/* ============================================================================
   Chronos Technology — Consulting layer
   Reusable components for the consultancy-first site:
   page-hero, breadcrumbs, trust-bar, service/industry/case/insights cards,
   method steps, form, language switcher overrides, and decorative visuals.
   Layers cleanly on top of styles.css.
   ============================================================================ */

/* ------- Italic emphasis with brand gradient (titles, headings) ------- */
.page-hero h1 em,
.section-head h2 em,
.cta-block h2 em,
.svc-card .svc-title em,
.case-card h3 em,
.insights-empty h3 em,
.prose h2 em,
.hero-title em {
  font-family: 'Instrument Serif', serif;
  font-style: italic;
  font-weight: 400;
  background: var(--grad-h);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  padding-right: 0.06em;
}

/* ------- Header nav: relax the pill on desktop, add .nav-actions group ------- */
@media (min-width: 901px) {
  nav.links {
    background: transparent;
    border: 0;
    backdrop-filter: none;
    padding: 0;
    font-size: 14px;
    gap: 24px;
    flex: 1;
  }
  nav.links > a { padding: 0; border-radius: 0; }
  nav.links > a:hover { background: transparent; color: var(--fg); }
  .nav-actions {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-left: auto;
    padding-left: 8px;
  }
}

/* Mobile drawer: actions group stacks at the bottom of the open burger menu */
@media (max-width: 900px) {
  /* Override light-mode pill background — drawer needs a solid backdrop */
  [data-theme="light"] nav.links,
  [data-theme="dark"] nav.links,
  nav.links {
    background: var(--bg);
  }
  .nav-actions {
    display: flex;
    flex-direction: column-reverse;
    align-items: stretch;
    margin-left: 0;
    padding: 24px 28px 32px;
    gap: 16px;
    border-top: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
    width: 100%;
    box-sizing: border-box;
    background: color-mix(in oklab, var(--fg) 2%, transparent);
  }
  .nav-actions .theme-toggle,
  .nav-actions .lang {
    align-self: center;
  }
  .nav-actions .nav-cta {
    width: 100%;
    justify-content: center;
    padding: 14px 16px;
    font-size: 15px;
    box-sizing: border-box;
  }
  /* The original mobile rule made nav.links a links and now we need to adapt:
     the original made <a> children full-width with bottom borders. Keep that
     for the main links, but reset border for the .nav-actions container */
  nav.links .nav-actions a { border-bottom: 0; padding: 0; }
}

/* ------- Language switcher — bigger, pill-style, more visible ------- */
.lang {
  display: flex;
  gap: 2px;
  padding: 4px;
  border: 1px solid color-mix(in oklab, var(--fg) 18%, transparent);
  border-radius: 999px;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  background: color-mix(in oklab, var(--fg) 3%, transparent);
}
.lang a,
.lang button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 32px;
  height: 26px;
  padding: 0 10px;
  border-radius: 999px;
  color: color-mix(in oklab, var(--fg) 65%, transparent);
  letter-spacing: 0.05em;
  text-decoration: none;
  font-weight: 500;
  transition: background .2s, color .2s;
  border: none;
  background: transparent;
  font-family: inherit;
  font-size: inherit;
  cursor: pointer;
}
.lang a:hover,
.lang button:hover { color: var(--fg); background: color-mix(in oklab, var(--fg) 6%, transparent); }
.lang a.active,
.lang button.active { background: var(--fg); color: var(--bg); }

/* ------- Breadcrumbs ------- */
.breadcrumbs {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 55%, transparent);
  margin: 0 0 24px 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  align-items: center;
}
.breadcrumbs a { color: inherit; text-decoration: none; border-bottom: 1px solid transparent; transition: border-color .2s; }
.breadcrumbs a:hover { border-color: currentColor; }
.breadcrumbs .sep { opacity: .5; }
.breadcrumbs .current { color: var(--fg); }

/* ------- Page hero (sub-pages, smaller than home hero) ------- */
.page-hero {
  position: relative;
  padding: calc(var(--nav-h, 72px) + 64px) 0 80px;
  border-bottom: 1px solid color-mix(in oklab, var(--fg) 8%, transparent);
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(900px 380px at 85% 0%, color-mix(in oklab, var(--bv-cyan, #4FC3D9) 10%, transparent), transparent 60%),
    radial-gradient(700px 320px at 15% 100%, color-mix(in oklab, var(--bv-amber, #E8A33E) 8%, transparent), transparent 70%);
  pointer-events: none;
  z-index: 0;
}
.page-hero > .wrap { position: relative; z-index: 1; }
.page-hero .ph-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 65%, transparent);
  margin-bottom: 20px;
}
.page-hero .ph-eyebrow .dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--bv-cyan, #4FC3D9);
  box-shadow: 0 0 12px var(--bv-cyan, #4FC3D9);
}
.page-hero h1 {
  font-size: clamp(38px, 5.6vw, 68px);
  line-height: 1.05;
  letter-spacing: -0.02em;
  margin: 0 0 24px;
  max-width: 900px;
}
.page-hero .ph-sub {
  font-size: clamp(17px, 1.5vw, 21px);
  line-height: 1.55;
  max-width: 760px;
  color: color-mix(in oklab, var(--fg) 80%, transparent);
  margin: 0 0 32px;
}
.page-hero .ph-ctas { display: flex; gap: 14px; flex-wrap: wrap; }

/* ------- Trust bar ------- */
.trust-bar {
  border-top: 1px solid color-mix(in oklab, var(--fg) 8%, transparent);
  border-bottom: 1px solid color-mix(in oklab, var(--fg) 8%, transparent);
  padding: 32px 0;
  background: color-mix(in oklab, var(--fg) 2%, transparent);
}
.trust-bar .tb-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 32px; }
.trust-bar .tb-item { display: flex; flex-direction: column; gap: 6px; }
.trust-bar .tb-eyebrow {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--bv-cyan, #4FC3D9);
}
.trust-bar .tb-text { font-size: 15px; line-height: 1.45; color: var(--fg); }
@media (max-width: 900px) { .trust-bar .tb-grid { grid-template-columns: repeat(2, 1fr); gap: 24px; } }
@media (max-width: 560px) { .trust-bar .tb-grid { grid-template-columns: 1fr; } }

/* ------- Section heading block ------- */
.section-head { margin-bottom: 48px; max-width: 760px; }
.section-head .sh-eyebrow {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 60%, transparent);
  margin-bottom: 14px;
  display: inline-block;
}
.section-head h2 {
  font-size: clamp(28px, 3.4vw, 44px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
}
.section-head p { font-size: 17px; line-height: 1.55; color: color-mix(in oklab, var(--fg) 78%, transparent); margin: 0; }

/* ------- Card grids ------- */
.card-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }
.card-grid.cols-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 1100px) {
  .card-grid, .card-grid.cols-4, .card-grid.cols-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .card-grid, .card-grid.cols-2, .card-grid.cols-4, .card-grid.cols-5 { grid-template-columns: 1fr; }
}

/* ------- Service / Industry card ------- */
.svc-card {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px;
  border: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  border-radius: 14px;
  background: color-mix(in oklab, var(--fg) 2%, transparent);
  text-decoration: none;
  color: var(--fg);
  transition: border-color .25s, transform .25s, background .25s, box-shadow .25s;
  position: relative;
  overflow: hidden;
}
.svc-card::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-h);
  opacity: 0;
  transition: opacity .25s;
}
.svc-card:hover {
  border-color: color-mix(in oklab, var(--bv-cyan, #4FC3D9) 50%, transparent);
  transform: translateY(-2px);
  background: color-mix(in oklab, var(--fg) 4%, transparent);
  box-shadow: 0 12px 36px -12px color-mix(in oklab, var(--bv-cyan, #4FC3D9) 20%, transparent);
}
.svc-card:hover::after { opacity: 1; }
.svc-card .svc-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: color-mix(in oklab, var(--bv-cyan, #4FC3D9) 12%, transparent);
  border: 1px solid color-mix(in oklab, var(--bv-cyan, #4FC3D9) 25%, transparent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--bv-cyan, #4FC3D9);
  margin-bottom: 4px;
}
.svc-card .svc-icon svg { width: 22px; height: 22px; }
.svc-card .svc-num {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: .12em;
  color: color-mix(in oklab, var(--fg) 50%, transparent);
}
.svc-card .svc-title {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1.2;
  margin: 0;
}
.svc-card .svc-desc {
  font-size: 15px;
  line-height: 1.5;
  color: color-mix(in oklab, var(--fg) 75%, transparent);
  margin: 0;
}
.svc-card .svc-link {
  margin-top: auto;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--bv-cyan, #4FC3D9);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding-top: 4px;
}

/* ------- Method steps ------- */
.method-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  position: relative;
}
.method-steps .ms-step {
  padding: 28px 24px;
  border: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  border-radius: 14px;
  position: relative;
  background: color-mix(in oklab, var(--fg) 2%, transparent);
}
.method-steps .ms-step:not(:last-child)::after {
  content: '→';
  position: absolute;
  right: -22px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--bv-cyan, #4FC3D9);
  font-size: 18px;
  font-weight: 300;
  z-index: 2;
}
.method-steps .ms-num {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  color: var(--bv-cyan, #4FC3D9);
  letter-spacing: .14em;
  margin-bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.method-steps .ms-num::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--bv-cyan, #4FC3D9);
  box-shadow: 0 0 8px var(--bv-cyan, #4FC3D9);
}
.method-steps .ms-title {
  font-size: 19px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 8px;
}
.method-steps .ms-body {
  font-size: 14px;
  line-height: 1.5;
  color: color-mix(in oklab, var(--fg) 72%, transparent);
  margin: 0;
}
@media (max-width: 1000px) {
  .method-steps { grid-template-columns: repeat(2, 1fr); }
  .method-steps .ms-step:not(:last-child)::after { display: none; }
}
@media (max-width: 560px) { .method-steps { grid-template-columns: 1fr; } }

/* ------- Case study card ------- */
.case-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  padding: 36px;
  border: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  border-radius: 18px;
  background: color-mix(in oklab, var(--fg) 2%, transparent);
  position: relative;
  overflow: hidden;
}
.case-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-h);
}
.case-card .case-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  padding: 6px 12px;
  border-radius: 999px;
  border: 1px solid color-mix(in oklab, var(--bv-green, #5CDB94) 50%, transparent);
  color: var(--bv-green, #5CDB94);
  align-self: flex-start;
}
.case-card .case-status .pulse {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--bv-green, #5CDB94);
  box-shadow: 0 0 8px var(--bv-green, #5CDB94);
  animation: rec-pulse 1.6s ease-in-out infinite;
}
.case-card .case-vertical {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 55%, transparent);
}
.case-card h3 {
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0;
  line-height: 1.25;
}
.case-card .case-summary {
  font-size: 16px;
  line-height: 1.55;
  color: color-mix(in oklab, var(--fg) 78%, transparent);
  margin: 0;
}
.case-card .case-kpis {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
  border-top: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  padding-top: 18px;
  margin-top: 6px;
}
.case-card .kpi { display: flex; flex-direction: column; gap: 4px; }
.case-card .kpi-num {
  font-size: 22px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--fg);
  background: var(--grad-h);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.case-card .kpi-label {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 55%, transparent);
}

.case-coming {
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 36px;
  border: 1px dashed color-mix(in oklab, var(--fg) 20%, transparent);
  border-radius: 18px;
  text-align: center;
  align-items: center;
  justify-content: center;
}
.case-coming h3 {
  font-size: 20px;
  font-weight: 500;
  margin: 0;
  color: color-mix(in oklab, var(--fg) 80%, transparent);
}
.case-coming p {
  font-size: 14px;
  line-height: 1.5;
  color: color-mix(in oklab, var(--fg) 65%, transparent);
  margin: 0;
  max-width: 420px;
}

@keyframes rec-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ------- Insights empty state ------- */
.insights-empty {
  text-align: center;
  padding: 80px 24px;
  border: 1px dashed color-mix(in oklab, var(--fg) 18%, transparent);
  border-radius: 18px;
  background: color-mix(in oklab, var(--fg) 2%, transparent);
}
.insights-empty .ie-eyebrow {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bv-amber, #E8A33E);
  margin-bottom: 16px;
}
.insights-empty h3 { font-size: 28px; font-weight: 500; margin: 0 0 12px; letter-spacing: -0.02em; }
.insights-empty p { font-size: 16px; line-height: 1.6; color: color-mix(in oklab, var(--fg) 72%, transparent); max-width: 480px; margin: 0 auto; }

/* ------- CTA block ------- */
.cta-block {
  text-align: center;
  padding: 80px 24px;
  border: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  border-radius: 22px;
  background:
    radial-gradient(600px 200px at 50% 0%, color-mix(in oklab, var(--bv-cyan, #4FC3D9) 8%, transparent), transparent 70%),
    color-mix(in oklab, var(--fg) 2%, transparent);
  position: relative;
  overflow: hidden;
}
.cta-block::before {
  content: '';
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 60%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--bv-cyan, #4FC3D9), transparent);
}
.cta-block .cta-eyebrow {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--bv-cyan, #4FC3D9);
  margin-bottom: 18px;
  display: inline-block;
}
.cta-block h2 {
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 0 16px;
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}
.cta-block p {
  font-size: 17px;
  line-height: 1.55;
  color: color-mix(in oklab, var(--fg) 78%, transparent);
  max-width: 600px;
  margin: 0 auto 28px;
}
.cta-block .cta-actions { display: inline-flex; gap: 14px; flex-wrap: wrap; justify-content: center; }

/* ------- Long-form prose ------- */
.prose { max-width: 760px; }
.prose h2 {
  font-size: clamp(24px, 2.6vw, 32px);
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 56px 0 16px;
  line-height: 1.2;
}
.prose h2:first-child { margin-top: 0; }
.prose h3 {
  font-size: 20px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 32px 0 10px;
}
.prose p {
  font-size: 17px;
  line-height: 1.65;
  color: color-mix(in oklab, var(--fg) 84%, transparent);
  margin: 0 0 18px;
}
.prose ul, .prose ol {
  font-size: 17px;
  line-height: 1.65;
  color: color-mix(in oklab, var(--fg) 84%, transparent);
  padding-left: 24px;
  margin: 0 0 18px;
}
.prose li { margin-bottom: 8px; }
.prose strong { color: var(--fg); font-weight: 600; }
.prose a { color: var(--bv-cyan, #4FC3D9); text-decoration: underline; text-underline-offset: 3px; }

/* ------- Benefits grid (home) ------- */
.benefits {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
}
.benefits .benefit {
  padding: 24px;
  border: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  border-radius: 12px;
  position: relative;
}
.benefits .benefit::before {
  content: '';
  position: absolute;
  top: 24px; left: 24px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--bv-cyan, #4FC3D9);
  box-shadow: 0 0 10px var(--bv-cyan, #4FC3D9);
}
.benefits .benefit h4 {
  font-size: 17px;
  font-weight: 500;
  margin: 22px 0 8px;
  letter-spacing: -0.01em;
}
.benefits .benefit p {
  font-size: 14px;
  line-height: 1.5;
  color: color-mix(in oklab, var(--fg) 72%, transparent);
  margin: 0;
}
@media (max-width: 1100px) { .benefits { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .benefits { grid-template-columns: 1fr; } }

/* ------- Reveal animation ------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity .8s ease, transform .8s ease;
}
[data-reveal].revealed {
  opacity: 1;
  transform: none;
}

/* ------- Hero visual (right side, modern mesh + floating panels) ------- */
.hero-visual {
  position: relative;
  width: 100%;
  max-width: 540px;
  aspect-ratio: 520 / 560;
  margin-left: auto;
  color: var(--fg);
}
.hero-visual svg { width: 100%; height: 100%; display: block; overflow: visible; }
.hero-visual .hv-card { transform-box: fill-box; transform-origin: center; }
.hero-visual .hv-float-1 { animation: hv-float 7s ease-in-out infinite; }
.hero-visual .hv-float-2 { animation: hv-float 9s ease-in-out infinite -2s; }
.hero-visual .hv-float-3 { animation: hv-float 8s ease-in-out infinite -4s; }
@keyframes hv-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.hero-visual .hv-pulse-badge { animation: hv-fade 4s ease-in-out infinite; }
@keyframes hv-fade {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.85; }
}
.hero-visual .hv-ping {
  transform-origin: center;
  animation: hv-ping 2s ease-out infinite;
}
@keyframes hv-ping {
  0% { transform: scale(1); opacity: 0.6; }
  100% { transform: scale(2.4); opacity: 0; }
}
@media (max-width: 900px) { .hero-visual { display: none; } }
@media (prefers-reduced-motion: reduce) {
  .hero-visual .hv-float-1,
  .hero-visual .hv-float-2,
  .hero-visual .hv-float-3,
  .hero-visual .hv-pulse-badge,
  .hero-visual .hv-ping { animation: none; }
}

/* ------- Hero layout adjustment for visual side ------- */
.hero .hero-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
}
@media (max-width: 900px) { .hero .hero-layout { grid-template-columns: 1fr; } }

/* ------- FAQ accordion (home + general use) ------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 880px;
  margin: 0 auto;
}
.faq-item {
  border: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  border-radius: 14px;
  background: color-mix(in oklab, var(--fg) 2%, transparent);
  overflow: hidden;
  transition: border-color .2s, background .2s;
}
.faq-item[open] {
  border-color: color-mix(in oklab, var(--bv-cyan, #4FC3D9) 50%, transparent);
  background: color-mix(in oklab, var(--bv-cyan, #4FC3D9) 4%, transparent);
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  padding: 22px 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--fg);
  transition: color .2s;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--bv-cyan, #4FC3D9); }
.faq-item .faq-icon {
  position: relative;
  width: 16px;
  height: 16px;
  flex-shrink: 0;
  transition: transform .25s;
}
.faq-item .faq-icon::before,
.faq-item .faq-icon::after {
  content: '';
  position: absolute;
  background: currentColor;
  transition: opacity .25s;
}
.faq-item .faq-icon::before {
  top: 7px; left: 0;
  width: 16px; height: 2px;
}
.faq-item .faq-icon::after {
  top: 0; left: 7px;
  width: 2px; height: 16px;
}
.faq-item[open] .faq-icon::after { opacity: 0; }
.faq-item[open] .faq-icon { color: var(--bv-cyan, #4FC3D9); }
.faq-answer {
  padding: 0 28px 26px 28px;
  font-size: 16px;
  line-height: 1.65;
  color: color-mix(in oklab, var(--fg) 80%, transparent);
}

/* ------- BiVelio video frame (browser-chrome style) ------- */
.bv-video {
  border: 1px solid color-mix(in oklab, var(--fg) 12%, transparent);
  border-radius: 14px;
  overflow: hidden;
  background: color-mix(in oklab, var(--fg) 3%, transparent);
  position: relative;
  max-width: 960px;
  margin: 0 auto;
  box-shadow: 0 30px 80px -30px color-mix(in oklab, var(--bv-cyan, #4FC3D9) 25%, transparent);
}
.bv-video-chrome {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 12px 16px;
  border-bottom: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  background: color-mix(in oklab, var(--fg) 5%, transparent);
  position: relative;
}
.bv-video-chrome .dots { display: flex; gap: 6px; }
.bv-video-chrome .dots i {
  width: 10px; height: 10px; border-radius: 50%;
  background: color-mix(in oklab, var(--fg) 18%, transparent);
  display: block;
}
.bv-video-chrome .dots i:nth-child(1) { background: color-mix(in oklab, #FF5F56 70%, var(--fg) 30%); }
.bv-video-chrome .dots i:nth-child(2) { background: color-mix(in oklab, #FFBD2E 70%, var(--fg) 30%); }
.bv-video-chrome .dots i:nth-child(3) { background: color-mix(in oklab, #27C93F 70%, var(--fg) 30%); }
.bv-video-chrome .addr {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 12px;
  color: color-mix(in oklab, var(--fg) 60%, transparent);
  flex: 1;
  text-align: center;
  letter-spacing: 0.02em;
}
.bv-video-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 10px;
  letter-spacing: .12em;
  color: var(--bv-amber, #E8A33E);
  padding: 4px 10px;
  border: 1px solid color-mix(in oklab, var(--bv-amber, #E8A33E) 40%, transparent);
  border-radius: 999px;
  background: color-mix(in oklab, var(--bv-amber, #E8A33E) 8%, transparent);
}
.bv-video-tag .rec {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--bv-amber, #E8A33E);
  box-shadow: 0 0 8px var(--bv-amber, #E8A33E);
  animation: rec-pulse 1.6s ease-in-out infinite;
}
.bv-video-frame { background: #000; }
.bv-video-frame video {
  display: block;
  width: 100%;
  height: auto;
  max-height: 70vh;
}

/* ------- Contact form — restored richer styling ------- */
.contact-layout {
  display: grid;
  grid-template-columns: 0.9fr 1.3fr;
  gap: 48px;
  align-items: start;
}
@media (max-width: 900px) { .contact-layout { grid-template-columns: 1fr; gap: 32px; } }

.contact-side h2 {
  font-size: 26px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.contact-side h3 {
  font-size: 13px;
  font-family: var(--font-mono, ui-monospace, monospace);
  letter-spacing: .12em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 60%, transparent);
  margin: 28px 0 6px;
}
.contact-side p { font-size: 15px; line-height: 1.5; margin: 0; color: color-mix(in oklab, var(--fg) 80%, transparent); }
.contact-side a { color: var(--bv-cyan, #4FC3D9); }

.build-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
  padding: 36px;
  border: 1px solid color-mix(in oklab, var(--fg) 10%, transparent);
  border-radius: 16px;
  background: color-mix(in oklab, var(--fg) 2%, transparent);
  position: relative;
  overflow: hidden;
}
.build-form::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-h);
}
.bf-honeypot { position: absolute; left: -9999px; top: -9999px; visibility: hidden; }
.bf-field { display: flex; flex-direction: column; gap: 6px; }
.bf-field label {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: color-mix(in oklab, var(--fg) 60%, transparent);
}
.bf-field input,
.bf-field textarea {
  background: color-mix(in oklab, var(--fg) 4%, transparent);
  border: 1px solid color-mix(in oklab, var(--fg) 12%, transparent);
  color: var(--fg);
  font-family: inherit;
  font-size: 15px;
  line-height: 1.5;
  padding: 11px 14px;
  border-radius: 8px;
  transition: border-color .2s, background .2s;
  width: 100%;
  box-sizing: border-box;
}
.bf-field input:focus,
.bf-field textarea:focus {
  outline: none;
  border-color: var(--bv-cyan, #4FC3D9);
  background: color-mix(in oklab, var(--fg) 6%, transparent);
}
.bf-field textarea { resize: vertical; min-height: 96px; font-family: inherit; }

#bf-submit {
  align-self: flex-start;
  margin-top: 6px;
}

.bf-status { margin: 0; font-size: 14px; min-height: 20px; }
.bf-status.ok { color: var(--bv-green, #5CDB94); }
.bf-status.err { color: var(--bv-amber, #E8A33E); }

.bf-trust {
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 11px;
  letter-spacing: .04em;
  line-height: 1.55;
  color: color-mix(in oklab, var(--fg) 55%, transparent);
  margin: 0;
  padding-top: 12px;
  border-top: 1px dashed color-mix(in oklab, var(--fg) 12%, transparent);
}