/* ============================================================
   LUMINOS NUCLEAR v6
   Fonts: Avenir (headings) + Helvetica Light (body) — system fonts
   Palette: #C74F01 orange / #0D1F38 navy / white
   ============================================================ */

:root {
  --orange:        #C74F01;
  --orange-deep:   #A84000;
  --orange-light:  #E8622A;
  --orange-tint:   #FDF3EE;

  --navy:          #0D1F38;
  --navy-mid:      #162B4A;

  --white:         #FFFFFF;
  --off-white:     #F8F9FB;
  --gray-50:       #F2F4F8;
  --gray-100:      #E6EAF2;
  --gray-200:      #CDD4E2;
  --gray-400:      #8A9BB5;
  --text:          #16243A;
  --text-muted:    #596880;
  --border:        #DFE5EF;

  --font-head: 'Avenir Next', 'Avenir', 'Gill Sans MT', Calibri, sans-serif;
  --font-body: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Consolas', monospace;

  --r-sharp:   2px;
  --r-sm:      6px;
  --r-md:      12px;
  --r-lg:      20px;
  --r-pill:    999px;

  --shadow-sm:     0 1px 3px rgba(13,31,56,0.07), 0 2px 8px rgba(13,31,56,0.05);
  --shadow-md:     0 4px 20px rgba(13,31,56,0.10);
  --shadow-lg:     0 12px 48px rgba(13,31,56,0.13);
  --shadow-orange: 0 6px 24px rgba(199,79,1,0.28);

  --max-w:   1020px;
  --nav-h:   64px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-weight: 300;
  font-size: 15px;
  color: var(--text);
  background: var(--white);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.container { max-width: var(--max-w); margin: 0 auto; padding: 0 1.75rem; }
.section     { padding: 68px 0; }
.section--dark  { background: var(--navy); color: var(--white); }
.section--tinted { background: var(--off-white); }
.section--orange { background: var(--orange); color: var(--white); }

/* ── Eyebrow label — used sparingly ── */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--orange);
  margin-bottom: 1rem;
}
.eyebrow::before {
  content: '';
  width: 24px; height: 2px;
  background: var(--orange);
  flex-shrink: 0;
}
.eyebrow--light { color: rgba(255,255,255,0.6); }
.eyebrow--light::before { background: rgba(255,255,255,0.4); }

/* ── Section headings ── */
.section-heading {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  font-weight: 700;
  line-height: 1.15;
  color: var(--navy);
  margin-bottom: 0.75rem;
}
.section-heading--light { color: var(--white); }
.section-lead {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 500px;
  margin-bottom: 2.25rem;
}
.section-lead--light { color: rgba(255,255,255,0.62); }

/* ── Buttons — two distinct radii on purpose ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 0.75rem 1.6rem;
  font-family: var(--font-body);
  font-size: 0.92rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.18s ease;
  white-space: nowrap;
}
/* Primary — sharp corners, bold */
.btn-primary {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
  border-radius: var(--r-sharp);
  box-shadow: 0 2px 10px rgba(199,79,1,0.3);
}
.btn-primary:hover {
  background: var(--orange-deep);
  border-color: var(--orange-deep);
  transform: translateY(-1px);
  box-shadow: var(--shadow-orange);
}
/* Secondary — rounded pill */
.btn-ghost {
  background: transparent;
  color: var(--navy);
  border-color: var(--gray-200);
  border-radius: var(--r-pill);
}
.btn-ghost:hover {
  border-color: var(--navy);
  background: var(--navy);
  color: var(--white);
}
.btn-ghost--light {
  color: rgba(255,255,255,0.85);
  border-color: rgba(255,255,255,0.3);
  border-radius: var(--r-pill);
}
.btn-ghost--light:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.7);
}
.btn-ghost--orange {
  color: var(--orange);
  border-color: var(--orange);
  border-radius: var(--r-pill);
}
.btn-ghost--orange:hover {
  background: var(--orange);
  color: var(--white);
}

/* ── Navigation — white, clean ── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  z-index: 1000;
  transition: box-shadow 0.25s;
}
.nav.scrolled { box-shadow: 0 2px 16px rgba(13,31,56,0.09); }
.nav__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo img { height: 32px; width: auto; }
.nav__links { display: flex; align-items: center; gap: 2px; }
.nav__link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: var(--r-pill);
  transition: all 0.15s;
}
.nav__link:hover, .nav__link.active {
  color: var(--navy);
  background: var(--gray-50);
}
.nav__dropdown { position: relative; }
.nav__dropdown-menu {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  padding: 6px;
  min-width: 220px;
  box-shadow: var(--shadow-lg);
}
.nav__dropdown:hover .nav__dropdown-menu { display: block; }
.nav__dropdown-item {
  display: block;
  padding: 8px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  border-radius: var(--r-sm);
  transition: all 0.12s;
}
.nav__dropdown-item:hover { background: var(--orange-tint); color: var(--orange); }
.nav__cta {
  font-size: 0.88rem;
  font-weight: 700;
  background: var(--orange);
  color: var(--white);
  padding: 8px 20px;
  border-radius: var(--r-sharp);
  margin-left: 12px;
  transition: all 0.18s;
  box-shadow: 0 2px 8px rgba(199,79,1,0.22);
}
.nav__cta:hover { background: var(--orange-deep); transform: translateY(-1px); }
.nav__hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.nav__hamburger span { display: block; width: 22px; height: 2px; background: var(--navy); transition: all 0.25s; border-radius: 2px; }
.nav__mobile {
  display: none;
  position: fixed;
  top: var(--nav-h); left: 0; right: 0; bottom: 0;
  background: var(--white);
  z-index: 999;
  padding: 2rem;
  border-top: 1px solid var(--border);
  overflow-y: auto;
}
.nav__mobile.open { display: block; }
.nav__mobile-link { display: block; font-size: 1.25rem; font-weight: 700; color: var(--navy); padding: 14px 0; border-bottom: 1px solid var(--border); }
.nav__mobile-link:hover { color: var(--orange); }
.nav__mobile-sub { display: block; font-size: 0.9rem; font-weight: 600; color: var(--text-muted); padding: 8px 16px; }
.nav__mobile-sub:hover { color: var(--orange); }

/* ═══════════════════════════════════
   HERO — editorial, asymmetric
═══════════════════════════════════ */
.hero {
  min-height: 100vh;
  background: var(--white);
  padding-top: var(--nav-h);
  display: flex;
  align-items: stretch;
  position: relative;
  overflow: hidden;
}
/* Large faint orange arc top-right */
.hero::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 700px; height: 700px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(199,79,1,0.06) 0%, transparent 65%);
  pointer-events: none;
}
.hero__inner {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 4rem 1.75rem 3.5rem;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 360px;
  gap: 3rem;
  align-items: center;
}
.hero__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--orange-tint);
  border-left: 3px solid var(--orange);
  color: var(--orange);
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  padding: 6px 12px;
  margin-bottom: 1.75rem;
  border-radius: 0 var(--r-sm) var(--r-sm) 0;
}
.hero__title {
  font-family: var(--font-head);
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  font-weight: 700;
  line-height: 1.1;
  color: var(--navy);
  margin-bottom: 1.1rem;
  letter-spacing: -0.02em;
}
.hero__title em { font-style: normal; color: var(--orange); }
.hero__desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
  max-width: 440px;
  margin-bottom: 1.75rem;
}
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; margin-bottom: 3rem; }
.hero__certifications {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.hero__cert-pill {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  background: var(--gray-50);
  border: 1px solid var(--border);
  padding: 4px 10px;
  border-radius: var(--r-pill);
}
.hero__cert-pill svg { width: 12px; height: 12px; color: var(--orange); }

/* Hero right side — stats as a visual block */
.hero__aside {
  display: flex;
  flex-direction: column;
  gap: 0;
}
/* Stacked numbered stats — left border accent, no card box */
.hero__stat {
  padding: 1.4rem 1.6rem;
  border-left: 3px solid var(--border);
  transition: border-color 0.2s;
  cursor: default;
}
.hero__stat:hover { border-left-color: var(--orange); }
.hero__stat-num {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 3px;
}
.hero__stat-num em {
  font-style: normal;
  font-size: 1.1rem;
  color: var(--orange);
  font-weight: 700;
}
.hero__stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 500;
  line-height: 1.4;
}
.hero__aside-footer {
  margin-top: 1.5rem;
  background: var(--navy);
  border-radius: var(--r-md);
  padding: 1.4rem 1.6rem;
}
.hero__aside-footer-tag {
  font-family: var(--font-mono);
  font-size: 0.63rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(199,79,1,0.75);
  margin-bottom: 6px;
}
.hero__aside-footer h4 {
  font-family: var(--font-head);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 4px;
}
.hero__aside-footer p { font-size: 0.78rem; color: rgba(255,255,255,0.45); line-height: 1.5; }
.hero__aside-footer a { font-size: 0.78rem; font-weight: 700; color: var(--orange-light); margin-top: 8px; display: inline-block; }

/* ── Trust strip ── */
.trust-strip {
  background: var(--navy);
  padding: 14px 0;
  border-top: 3px solid var(--orange);
}
.trust-strip__inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 8px;
}
.trust-strip__item {
  display: flex;
  align-items: center;
  gap: 7px;
  font-size: 0.78rem;
  font-weight: 600;
  color: rgba(255,255,255,0.5);
  letter-spacing: 0.02em;
}
.trust-strip__item svg { width: 14px; height: 14px; color: var(--orange-light); flex-shrink: 0; }
.trust-strip__sep { color: rgba(255,255,255,0.15); font-size: 1.2rem; line-height: 1; }

/* ═══════════════════════════════════
   APPLICATIONS — editorial asymmetric
═══════════════════════════════════ */
.apps-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1.5px;
  background: var(--gray-100);
  border-radius: var(--r-md);
  overflow: hidden;
}
.app-cell {
  background: var(--white);
  padding: 2.2rem;
  transition: background 0.2s;
  position: relative;
}
.app-cell:hover { background: var(--orange-tint); }
.app-cell--featured {
  grid-row: span 2;
  background: var(--navy);
  color: var(--white);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 340px;
}
.app-cell--featured:hover { background: var(--navy-mid); }
.app-cell--featured .app-icon svg { color: rgba(199,79,1,0.8); }
.app-icon {
  width: 44px; height: 44px;
  background: var(--orange-tint);
  display: flex; align-items: center; justify-content: center;
  border-radius: var(--r-sm);
  margin-bottom: 1.1rem;
}
.app-cell--featured .app-icon { background: rgba(199,79,1,0.15); }
.app-icon svg { width: 22px; height: 22px; color: var(--orange); }
.app-cell h3 {
  font-family: var(--font-head);
  font-size: 0.98rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.4rem;
}
.app-cell p { font-size: 0.83rem; color: var(--text-muted); line-height: 1.6; }
/* Featured cell — overrides must come AFTER base rules */
.app-cell--featured h3 { color: var(--white) !important; }
.app-cell--featured p { color: rgba(255,255,255,0.6) !important; }

/* ═══════════════════════════════════
   PRODUCTS — featured + list layout
═══════════════════════════════════ */
.products-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}
.product-featured {
  grid-row: span 2;
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: box-shadow 0.22s;
}
.product-featured:hover { box-shadow: var(--shadow-md); }
.product-featured__img {
  height: 280px;
  overflow: hidden;
  background: var(--gray-50);
}
.product-featured__img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s; }
.product-featured:hover .product-featured__img img { transform: scale(1.03); }
.product-featured__body { padding: 2rem; flex: 1; display: flex; flex-direction: column; }
.product-featured__name {
  font-family: var(--font-head);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.5rem;
  transition: color 0.15s;
}
a:hover .product-featured__name,
a:hover .product-row__name { color: var(--orange); }
.product-featured__desc { font-size: 0.9rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 1.25rem; flex: 1; }
.product-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 1.25rem; }
.tag {
  font-family: var(--font-mono);
  font-size: 0.67rem;
  letter-spacing: 0.04em;
  padding: 3px 9px;
  border-radius: var(--r-sharp);
  background: var(--orange-tint);
  color: var(--orange);
  border: 1px solid rgba(199,79,1,0.15);
}
.product-featured__links { display: flex; gap: 1rem; align-items: center; }
.product-link { font-size: 0.86rem; font-weight: 700; color: var(--orange); transition: color 0.15s; }
.product-link:hover { color: var(--orange-deep); }
.product-link--muted { color: var(--text-muted); font-weight: 600; }
.product-link--muted:hover { color: var(--navy); }

.product-row {
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  overflow: hidden;
  display: grid;
  grid-template-columns: 130px 1fr;
  transition: box-shadow 0.22s, border-color 0.22s;
}
.product-row:hover { box-shadow: var(--shadow-sm); border-color: rgba(199,79,1,0.2); }
.product-row__img {
  background: var(--gray-50);
  overflow: hidden;
}
.product-row__img img { width: 100%; height: 100%; object-fit: cover; }
.product-row__body { padding: 1.25rem; display: flex; flex-direction: column; justify-content: center; }
.product-row__name { font-family: var(--font-head); font-size: 1rem; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.product-row__desc { font-size: 0.82rem; color: var(--text-muted); line-height: 1.55; margin-bottom: 10px; }

/* ═══════════════════════════════════
   TESTING
═══════════════════════════════════ */
.test-numbers {
  display: flex;
  gap: 0;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--r-md);
  overflow: hidden;
  margin-bottom: 2rem;
}
.test-num {
  flex: 1;
  padding: 2rem 1.5rem;
  text-align: center;
  border-right: 1px solid rgba(255,255,255,0.07);
}
.test-num:last-child { border-right: none; }
.test-num__val {
  font-family: var(--font-head);
  font-size: 2.6rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}
.test-num__val span { font-size: 1.2rem; color: var(--orange-light); }
.test-num__lbl { font-size: 0.8rem; color: rgba(255,255,255,0.45); line-height: 1.4; }
.cert-row { display: flex; gap: 10px; flex-wrap: wrap; }
/* test-stat: used on testing.html — distinct boxes that sit on dark navy */
.test-stat {
  padding: 1.75rem 1.5rem;
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--r-md);
  flex: 1;
  min-width: 140px;
  transition: background 0.2s, border-color 0.2s;
}
.test-stat:hover { background: rgba(199,79,1,0.1); border-color: rgba(199,79,1,0.25); }
.test-stat__num {
  font-family: var(--font-head);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--white);
  line-height: 1;
  margin-bottom: 5px;
  display: flex;
  align-items: baseline;
  gap: 3px;
}
.test-stat__unit { font-size: 0.95rem; color: var(--orange-light); font-weight: 600; }
.test-stat__label { font-size: 0.78rem; color: rgba(255,255,255,0.45); line-height: 1.45; }
.cert-chip {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.09);
  border-radius: var(--r-pill);
  padding: 8px 16px;
  font-size: 0.8rem;
  font-weight: 700;
  color: rgba(255,255,255,0.65);
  transition: all 0.18s;
}
.cert-chip:hover { background: rgba(199,79,1,0.15); border-color: rgba(199,79,1,0.3); color: var(--white); }
.cert-chip svg { width: 16px; height: 16px; color: var(--orange-light); }

/* ═══════════════════════════════════
   PROJECT FEATURE
═══════════════════════════════════ */
.project-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-radius: var(--r-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}
.project-card__img {
  min-height: 360px;
  background: var(--gray-100);
  overflow: hidden;
}
.project-card__img img { width: 100%; height: 100%; object-fit: cover; }
.project-card__body {
  background: var(--navy);
  padding: 3rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.project-card__overline {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(199,79,1,0.75);
  margin-bottom: 10px;
}
.project-card__body h3 {
  font-family: var(--font-head);
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.2;
}
.project-card__body p { font-size: 0.88rem; color: rgba(255,255,255,0.58); line-height: 1.65; margin-bottom: 1.5rem; }
.project-stats { display: flex; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 1.75rem; }
.project-stat__num { font-family: var(--font-head); font-size: 1.6rem; font-weight: 800; color: var(--orange-light); line-height: 1; }
.project-stat__lbl { font-size: 0.7rem; font-family: var(--font-mono); letter-spacing: 0.08em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-top: 2px; }

/* ═══════════════════════════════════
   ABOUT
═══════════════════════════════════ */
.about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 5rem; align-items: center; }
.about-content h2 {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 2.6vw, 2.1rem);
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 0.9rem;
  line-height: 1.18;
}
.about-content p { color: var(--text-muted); line-height: 1.65; margin-bottom: 0.85rem; font-size: 0.93rem; }
.about-points { margin-top: 1.75rem; display: flex; flex-direction: column; gap: 0; }
.about-point {
  display: flex;
  gap: 1rem;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--border);
}
.about-point:last-child { border-bottom: none; }
.about-point__icon {
  width: 36px; height: 36px;
  background: var(--orange-tint);
  border-radius: var(--r-sm);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 2px;
}
.about-point__icon svg { width: 17px; height: 17px; color: var(--orange); }
.about-point h4 { font-family: var(--font-head); font-size: 0.98rem; font-weight: 700; color: var(--navy); margin-bottom: 2px; }
.about-point p { font-size: 0.84rem; color: var(--text-muted); margin: 0; }

.about-numbers {
  background: var(--navy);
  border-radius: var(--r-lg);
  padding: 2.5rem;
}
.about-numbers__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0; }
.about-num {
  padding: 1.6rem;
  border-bottom: 1px solid rgba(255,255,255,0.06);
  border-right: 1px solid rgba(255,255,255,0.06);
}
.about-num:nth-child(even) { border-right: none; }
.about-num:nth-child(3), .about-num:nth-child(4) { border-bottom: none; }
.about-num__val {
  font-family: var(--font-head);
  font-size: 2.1rem;
  font-weight: 800;
  color: var(--white);
  line-height: 1;
  margin-bottom: 4px;
}
.about-num__val span { color: var(--orange-light); font-size: 1rem; }
.about-num__lbl { font-family: var(--font-mono); font-size: 0.62rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); line-height: 1.4; }

/* ═══════════════════════════════════
   CTA BANNER
═══════════════════════════════════ */
.cta-band {
  background: var(--orange);
  padding: 52px 0;
  position: relative;
  overflow: hidden;
}
.cta-band::after {
  content: '';
  position: absolute;
  right: -100px; top: -100px;
  width: 400px; height: 400px;
  background: rgba(255,255,255,0.06);
  border-radius: 50%;
  pointer-events: none;
}
.cta-band__inner {
  position: relative; z-index: 1;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}
.cta-band h2 {
  font-family: var(--font-head);
  font-size: clamp(1.75rem, 3vw, 2.4rem);
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.cta-band p { color: rgba(255,255,255,0.78); font-size: 1rem; }
.cta-band__actions { display: flex; gap: 12px; flex-shrink: 0; flex-wrap: wrap; }

/* ═══════════════════════════════════
   CONTACT
═══════════════════════════════════ */
.contact-layout { display: grid; grid-template-columns: 1fr 1.5fr; gap: 4rem; align-items: start; }
.contact-info h3 { font-family: var(--font-head); font-size: 1.4rem; font-weight: 700; color: var(--navy); margin-bottom: 0.875rem; }
.contact-info > p { color: var(--text-muted); line-height: 1.78; margin-bottom: 1.5rem; font-size: 0.95rem; }
.contact-item { display: flex; align-items: flex-start; gap: 12px; margin-bottom: 1.1rem; }
.contact-item__icon { width: 36px; height: 36px; background: var(--orange-tint); border-radius: var(--r-sm); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.contact-item__icon svg { width: 16px; height: 16px; color: var(--orange); }
.contact-item__lbl { font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; color: var(--navy); margin-bottom: 2px; }
.contact-item__val { font-size: 0.88rem; color: var(--text-muted); line-height: 1.5; }
.contact-form-wrap { background: var(--white); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 2.5rem; box-shadow: var(--shadow-sm); }
.form-group { margin-bottom: 1.25rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
.form-label { display: block; font-size: 0.8rem; font-weight: 700; color: var(--navy); margin-bottom: 6px; }
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 10px 13px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--text);
  background: var(--off-white);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  outline: none;
  transition: border-color 0.18s, box-shadow 0.18s;
  -webkit-appearance: none;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(199,79,1,0.1);
  background: var(--white);
}
.form-textarea { min-height: 130px; resize: vertical; }
.form-select { background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%238A9BB5' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E"); background-repeat: no-repeat; background-position: right 14px center; padding-right: 36px; cursor: pointer; }
.form-submit { width: 100%; padding: 12px; font-family: var(--font-body); font-size: 0.95rem; font-weight: 700; background: var(--orange); color: var(--white); border: none; border-radius: var(--r-sharp); cursor: pointer; transition: all 0.18s; box-shadow: 0 2px 10px rgba(199,79,1,0.25); }
.form-submit:hover { background: var(--orange-deep); transform: translateY(-1px); box-shadow: var(--shadow-orange); }

/* ═══════════════════════════════════
   FOOTER
═══════════════════════════════════ */
.footer { background: var(--navy); padding: 64px 0 0; }
.footer__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 3rem; border-bottom: 1px solid rgba(255,255,255,0.07); }
.footer__brand p { font-size: 0.84rem; color: rgba(255,255,255,0.4); line-height: 1.65; max-width: 250px; }
.footer__logo-img { display: block; filter: brightness(0) invert(1); opacity: 0.85; }
.footer__col h4 { font-family: var(--font-head); font-size: 0.72rem; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 1rem; }
.footer__col a { display: block; font-size: 0.86rem; color: rgba(255,255,255,0.55); padding: 4px 0; transition: color 0.15s; }
.footer__col a:hover { color: var(--white); }
.footer__bottom { display: flex; align-items: center; justify-content: space-between; padding: 1.25rem 0; flex-wrap: wrap; gap: 1rem; }
.footer__copy { font-size: 0.78rem; color: rgba(255,255,255,0.22); }
.footer__copy a { color: rgba(255,255,255,0.38); }
.footer__copy a:hover { color: var(--white); }

/* ═══════════════════════════════════
   PAGE HERO (inner pages)
═══════════════════════════════════ */
.page-hero {
  background: var(--off-white);
  padding: calc(var(--nav-h) + 52px) 0 52px;
  border-bottom: 1px solid var(--border);
  position: relative;
}
.page-hero::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--orange);
}
.page-hero__title {
  font-family: var(--font-head);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 0.875rem;
  line-height: 1.1;
}
.page-hero__sub {
  font-size: 1rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.78;
}

/* ═══════════════════════════════════
   PRODUCT DETAIL (products.html)
═══════════════════════════════════ */
.product-detail { padding: 64px 0; }
.product-detail + .product-detail { border-top: 1px solid var(--border); }
.product-detail__grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.product-detail__grid--rev { direction: rtl; }
.product-detail__grid--rev > * { direction: ltr; }
.product-gallery { border-radius: var(--r-lg); overflow: hidden; background: var(--gray-50); min-height: 300px; border: 1px solid var(--border); display: flex; align-items: center; justify-content: center; }
.product-gallery img { width: 100%; height: 100%; object-fit: cover; }
.product-info h2 { font-family: var(--font-head); font-size: clamp(1.7rem, 2.8vw, 2.3rem); font-weight: 800; color: var(--navy); margin-bottom: 6px; line-height: 1.1; }
.product-info > p { color: var(--text-muted); line-height: 1.8; margin-bottom: 1.4rem; font-size: 0.93rem; }
.spec-table { width: 100%; border-collapse: collapse; margin-bottom: 1.75rem; border-radius: var(--r-sm); overflow: hidden; border: 1px solid var(--border); }
.spec-table tr:nth-child(even) { background: var(--off-white); }
.spec-table td { padding: 9px 14px; font-size: 0.86rem; border-bottom: 1px solid var(--border); }
.spec-table tr:last-child td { border-bottom: none; }
.spec-table td:first-child { color: var(--text-muted); width: 46%; }
.spec-table td:last-child { font-weight: 700; color: var(--navy); font-family: var(--font-mono); font-size: 0.8rem; }
.product-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ═══════════════════════════════════
   TIMELINE (testing.html)
═══════════════════════════════════ */
.timeline { padding: 2rem 0; }
.tl-item { display: grid; grid-template-columns: 56px 1fr; gap: 1.75rem; padding-bottom: 2.25rem; position: relative; }
.tl-item::before { content: ''; position: absolute; left: 27px; top: 44px; bottom: 0; width: 2px; background: var(--border); }
.tl-item:last-child::before { display: none; }
.tl-dot { width: 40px; height: 40px; background: var(--orange); border-radius: 50%; display: flex; align-items: center; justify-content: center; flex-shrink: 0; position: relative; z-index: 1; box-shadow: 0 3px 10px rgba(199,79,1,0.3); margin-top: 4px; }
.tl-dot svg { width: 18px; height: 18px; color: var(--white); }
.tl-date { font-family: var(--font-mono); font-size: 0.67rem; letter-spacing: 0.08em; text-transform: uppercase; color: var(--orange); margin-bottom: 4px; }
.tl-content h3 { font-family: var(--font-head); font-size: 1.1rem; font-weight: 700; color: var(--navy); margin-bottom: 5px; }
.tl-content p { font-size: 0.88rem; color: var(--text-muted); line-height: 1.7; }

/* ═══════════════════════════════════
   ANIMATIONS
═══════════════════════════════════ */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
.fu { animation: fadeUp 0.5s ease forwards; }
.fu-1 { animation-delay: 0.1s; opacity: 0; }
.fu-2 { animation-delay: 0.2s; opacity: 0; }
.fu-3 { animation-delay: 0.3s; opacity: 0; }
.fu-4 { animation-delay: 0.4s; opacity: 0; }

/* ═══════════════════════════════════
   RESPONSIVE
═══════════════════════════════════ */
@media (max-width: 1024px) {
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .apps-grid { grid-template-columns: 1fr 1fr; }
  .app-cell--featured { grid-row: span 1; }
}
@media (max-width: 768px) {
  :root { --nav-h: 62px; }
  .section { padding: 48px 0; }
  .container { padding: 0 1.1rem; }
  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .hero__inner { grid-template-columns: 1fr; padding: 3rem 1.25rem; }
  .hero__aside { display: none; }
  .apps-grid { grid-template-columns: 1fr; }
  .products-layout { grid-template-columns: 1fr; }
  .product-featured { grid-row: span 1; }
  .project-card { grid-template-columns: 1fr; }
  .about-layout { grid-template-columns: 1fr; gap: 2.5rem; }
  .contact-layout { grid-template-columns: 1fr; }
  .product-detail__grid { grid-template-columns: 1fr; }
  .product-detail__grid--rev { direction: ltr; }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .cta-band__inner { flex-direction: column; text-align: center; }
  .test-numbers { flex-wrap: wrap; }
  .test-num { min-width: 45%; }
  .trust-strip__sep { display: none; }
}
@media (max-width: 480px) {
  .hero__title { font-size: 2.2rem; }
  .hero__actions { flex-direction: column; }
  .project-stats { gap: 1rem; }
}