/* KNT — us (North America) theme, scheme-2: Apple-inspired visual system. */
:root {
  --bg: #ffffff;
  --bg-alt: #f5f5f7;
  --ink: #1d1d1f;
  --ink-2: #6e6e73;
  --ink-3: #86868b;
  --rule: #d2d2d7;
  --rule-soft: rgba(0, 0, 0, .08);
  --blue: #0066cc;
  --blue-btn: #0071e3;
  --blue-btn-h: #0077ed;
  --blue-dark: #2997ff;
  --green: #28a745;
  --red: #e30000;
  --dark: #000000;
  --on-dark: #f5f5f7;
  --on-dark-2: #a1a1a6;
  --grad-a: #0090ff;
  --grad-b: #a259ff;
  --sans: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", Arial, sans-serif;
  --r-card: 18px;
  --r-input: 12px;
  --r-pill: 980px;
  --nav-h: 48px;
  --ease: cubic-bezier(.28, .11, .32, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
body {
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.47059;
  font-weight: 400;
  letter-spacing: -.012em;
  color: var(--ink);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }
::selection { background: rgba(0, 113, 227, .22); }
:focus-visible { outline: 2px solid var(--blue-btn); outline-offset: 2px; border-radius: 4px; }

.skip {
  position: fixed; top: -60px; left: 16px; z-index: 200;
  background: var(--ink); color: #fff; font-size: 14px;
  padding: 10px 18px; border-radius: var(--r-input); transition: top .2s;
}
.skip:focus { top: 12px; }

.container { max-width: 1024px; margin: 0 auto; padding: 0 22px; }

/* ============ BUTTONS & LINKS ============ */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border-radius: var(--r-pill); font-size: 17px; line-height: 1.1765;
  padding: 12px 22px; transition: background .18s ease, transform .18s ease;
}
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--blue-btn); color: #fff; }
.btn-primary:hover { background: var(--blue-btn-h); }
.btn-lg { padding: 16px 32px; font-size: 19px; }
.btn-wide { width: 100%; }
.link-arrow { color: var(--blue); font-size: 17px; display: inline-flex; align-items: center; transition: color .15s; }
.link-arrow::after { content: "\203A"; margin-left: 3px; font-size: 1.2em; line-height: 1; font-weight: 400; }
.link-arrow:hover { text-decoration: underline; text-underline-offset: 3px; }
.link-arrow-s { font-size: 14px; }
.on-dark .link-arrow, .link-arrow.on-dark { color: var(--blue-dark); }

.grad,
.hl-em {
  background: linear-gradient(92deg, var(--grad-a), var(--grad-b));
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
}

/* ============ HEADER ============ */
.site-head {
  position: fixed; inset: 0 0 auto 0; z-index: 100; height: var(--nav-h);
  background: rgba(255, 255, 255, .72);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  transition: background .25s ease;
}
.site-head.scrolled { background: rgba(255, 255, 255, .88); }
.nav-inner {
  max-width: 1024px; height: 100%; margin: 0 auto; padding: 0 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand { font-size: 21px; font-weight: 600; letter-spacing: -.02em; }
.nav-links { display: none; align-items: center; gap: 0; }
.nav-links a {
  font-size: 12px; color: rgba(29, 29, 31, .8); padding: 8px 12px;
  white-space: nowrap; transition: color .15s;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active { color: var(--blue); }
.nav-actions { display: flex; align-items: center; gap: 6px; }
.lang-switch { display: flex; align-items: center; gap: 6px; font-size: 12px; }
.lang-switch a { font-size: 12px; color: var(--ink-2); padding: 6px 4px; letter-spacing: .02em; }
.lang-switch a:hover { color: var(--ink); }
.lang-switch a.active { color: var(--blue); font-weight: 600; }
.lang-sep { color: var(--rule); }
.region-switch { display: flex; align-items: center; gap: 6px; font-size: 12px; }
.region-switch a { font-size: 12px; color: var(--ink-2); padding: 6px 4px; letter-spacing: .02em; }
.region-switch a:hover { color: var(--ink); }
.region-switch a.active { color: var(--blue); font-weight: 600; }
.nav-cta { display: none; font-size: 12px; color: var(--blue); padding: 8px 12px; }
.nav-cta:hover { color: var(--blue-btn-h); }
.menu-btn { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 5px; width: 44px; height: 44px; margin-right: -12px; }
.menu-btn span { display: block; width: 18px; height: 1.6px; background: var(--ink); border-radius: 1px; transition: transform .28s var(--ease); }
.menu-btn.open span:first-child { transform: translateY(3.3px) rotate(45deg); }
.menu-btn.open span:last-child { transform: translateY(-3.3px) rotate(-45deg); }

/* ============ MOBILE MENU ============ */
.mmenu {
  position: fixed; inset: 0; z-index: 90; background: rgba(255, 255, 255, .98);
  -webkit-backdrop-filter: blur(20px); backdrop-filter: blur(20px);
  display: flex; flex-direction: column;
  padding: calc(var(--nav-h) + 28px) 40px 44px;
  opacity: 0; visibility: hidden; transition: opacity .3s ease, visibility .3s;
  overflow-y: auto;
}
.mmenu.open { opacity: 1; visibility: visible; }
.mmenu-nav { display: flex; flex-direction: column; }
.mmenu-nav a {
  font-size: 28px; font-weight: 600; letter-spacing: -.015em; color: var(--ink);
  padding: 11px 0; border-bottom: 1px solid var(--rule-soft);
  opacity: 0; transform: translateY(14px);
  transition: opacity .5s var(--ease), transform .5s var(--ease);
}
.mmenu.open .mmenu-nav a { opacity: 1; transform: none; transition-delay: calc(.045s * var(--i)); }
.mmenu-nav a:active { color: var(--blue); }
.mmenu-foot { margin-top: auto; padding-top: 36px; display: flex; flex-direction: column; gap: 18px; }
.mmenu-mail { font-size: 15px; }

/* ============ HERO ============ */
.hero { padding: calc(var(--nav-h) + 72px) 22px 0; text-align: center; background: var(--bg); overflow: clip; }
.hero-eyebrow { font-size: 17px; font-weight: 600; color: var(--ink-2); margin-bottom: 8px; }
.hero h1 {
  font-size: clamp(44px, 8.5vw, 80px); font-weight: 600;
  letter-spacing: -.022em; line-height: 1.05; color: var(--ink);
}
.hero-sub {
  font-size: clamp(19px, 2.4vw, 24px); line-height: 1.35; font-weight: 400;
  color: var(--ink-2); max-width: 640px; margin: 20px auto 26px;
}
.hero-cta { display: flex; align-items: center; justify-content: center; gap: 30px; flex-wrap: wrap; }
.hero-cta .link-arrow { font-size: 19px; }
.hero-meta { margin-top: 26px; font-size: 13px; letter-spacing: .04em; color: var(--ink-3); }
.hero-fig { max-width: 380px; margin: 64px auto 0; position: relative; }
.hero-fig::before {
  content: ""; position: absolute; inset: -14% -22% -4%;
  background: radial-gradient(closest-side, rgba(0, 113, 227, .07), transparent 72%);
  pointer-events: none;
}
.hero-fig img { position: relative; width: 100%; height: auto; filter: drop-shadow(0 42px 56px rgba(0, 0, 0, .26)); }
.hero .fade-item { animation: fadeUp .9s var(--ease) both; }
.hero .fi-1 { animation-delay: .05s; } .hero .fi-2 { animation-delay: .13s; }
.hero .fi-3 { animation-delay: .21s; } .hero .fi-4 { animation-delay: .29s; }
.hero .fi-5 { animation-delay: .37s; }
.hero-fig.fade-item { animation-name: fadeScale; animation-delay: .34s; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(22px); } to { opacity: 1; transform: none; } }
@keyframes fadeScale { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: none; } }

/* ============ STATS BAND ============ */
.stats-band { background: var(--bg-alt); padding: 44px 0 48px; }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 28px 0; }
.stat { text-align: center; }
.stat-num { display: block; font-size: 38px; font-weight: 600; letter-spacing: -.02em; line-height: 1.1; color: var(--ink); font-variant-numeric: tabular-nums; }
.stat-label { display: block; margin-top: 4px; font-size: 13px; color: var(--ink-2); }

/* ============ SECTIONS ============ */
.sec { padding: 88px 0; }
.sec-head { text-align: center; max-width: 780px; margin: 0 auto 56px; }
.sec-head h2 {
  font-size: clamp(32px, 5.5vw, 54px); font-weight: 600;
  letter-spacing: -.02em; line-height: 1.08; color: var(--ink);
}
.sec-sub { margin-top: 16px; font-size: clamp(17px, 2vw, 21px); line-height: 1.4; color: var(--ink-2); }
.sec-alt { background: var(--bg-alt); }
.sec-dark { background: var(--dark); color: var(--on-dark); }
.sec-dark .sec-head h2 { color: var(--on-dark); }
.sec-dark .sec-sub { color: var(--on-dark-2); }

/* ============ TILES ============ */
.tile-grid { display: grid; gap: 16px; }
.grid-2 { grid-template-columns: 1fr; }
.tile {
  background: #fff; border-radius: var(--r-card); padding: 44px 32px;
  transition: transform .3s var(--ease), box-shadow .3s var(--ease);
}
.tile:hover { transform: translateY(-3px); box-shadow: 0 12px 32px rgba(0, 0, 0, .07); }
.tile-icon { width: 42px; height: 42px; color: var(--blue); margin-bottom: 18px; }
.tile-icon svg { width: 100%; height: 100%; }
.tile h3 { font-size: 21px; font-weight: 600; letter-spacing: -.012em; margin-bottom: 9px; }
.tile p { font-size: 15px; line-height: 1.5; color: var(--ink-2); }
.tile .note { font-size: 13px; color: var(--ink-3); margin-top: 14px; }
.tile-gray { background: var(--bg-alt); }
.tile-gray:hover { box-shadow: 0 12px 32px rgba(0, 0, 0, .06); }
.tile-dark { background: transparent; border: 1px solid rgba(255, 255, 255, .16); }
.tile-dark:hover { transform: none; box-shadow: none; border-color: rgba(255, 255, 255, .28); }
.tile-dark h3 { color: var(--on-dark); }
.tile-dark p { color: var(--on-dark-2); }
.tile-dark .tile-icon { color: var(--blue-dark); }
.chip-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.chip {
  font-size: 11px; font-weight: 600; letter-spacing: .05em; color: var(--blue);
  background: rgba(0, 102, 204, .08); border-radius: var(--r-pill); padding: 5px 12px;
}
.pill-badge {
  display: inline-block; font-size: 11px; font-weight: 600; letter-spacing: .06em;
  color: var(--blue); border: 1px solid rgba(0, 102, 204, .35);
  border-radius: var(--r-pill); padding: 4px 12px; margin-top: 16px;
}
.ops-addr { display: flex; gap: 10px; margin-top: 16px; font-size: 14px; line-height: 1.5; color: var(--ink-2); }
.ops-addr svg { flex: none; width: 17px; height: 17px; margin-top: 3px; color: var(--blue); }
.ops-coords { display: block; margin-top: 12px; font-size: 12px; letter-spacing: .03em; color: var(--ink-3); }

/* ============ PRODUCTS ============ */
/* apple-style horizontal carousel when 3+ products */
.prod-carousel { }
.car-viewport {
  overflow-x: auto; scroll-behavior: smooth;
  scrollbar-width: none; -ms-overflow-style: none;
}
.car-viewport::-webkit-scrollbar { display: none; }
.car-track { display: flex; gap: 16px; scroll-snap-type: x mandatory; }
.car-track > .prod-card { flex: 0 0 calc(50% - 8px); min-width: 0; scroll-snap-align: start; }
/* control row below the cards, right-aligned — apple.com style */
.car-nav { display: flex; justify-content: flex-end; align-items: center; gap: 12px; margin-top: 20px; }
.car-btn {
  width: 32px; height: 32px; display: grid; place-items: center;
  background: var(--bg); color: var(--ink); border: 1px solid var(--rule); border-radius: 50%;
  transition: opacity .2s, border-color .18s, color .18s;
}
.car-btn:hover { border-color: var(--ink-2); }
.car-btn:disabled { opacity: .32; cursor: default; }
.car-btn:disabled:hover { border-color: var(--rule); }
.car-btn svg { width: 12px; height: 12px; display: block; }
.car-btn .chev-left { transform: rotate(90deg); }
.car-btn .chev-right { transform: rotate(-90deg); }

.prod-grid { display: grid; gap: 16px; }
.prod-card {
  background: var(--bg-alt); border-radius: var(--r-card);
  padding: 48px 32px 36px; text-align: center; display: flex; flex-direction: column;
  container-type: inline-size;
}
.prod-tag { font-size: 12px; font-weight: 600; letter-spacing: .08em; text-transform: uppercase; color: var(--blue); }
.prod-card h3 { font-size: clamp(28px, 3.4vw, 34px); font-weight: 600; letter-spacing: -.016em; margin: 8px 0 9px; }
/* container-query font scaling keeps long names (K600) on one line so both cards align */
@supports (font-size: 1cqw) {
  .prod-card h3 { font-size: clamp(24px, 5.6cqw, 34px); }
}
.prod-desc { font-size: 17px; line-height: 1.45; color: var(--ink-2); max-width: 400px; margin: 0 auto; min-height: calc(3 * 1.45em); }
.prod-status { margin-top: 12px; font-size: 12px; letter-spacing: .04em; color: var(--ink-3); display: flex; align-items: center; justify-content: center; gap: 6px; }
.dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); display: inline-block; }
.dot.live { box-shadow: 0 0 0 3px rgba(40, 167, 69, .18); }
/* flex-grow lets the stage absorb copy-height differences so links/specs align across cards */
.prod-stage { flex: 1 0 auto; height: 220px; display: flex; align-items: center; justify-content: center; margin: 22px 0 6px; }
.prod-stage img { height: 100%; width: auto; max-width: 100%; object-fit: contain; filter: drop-shadow(0 22px 34px rgba(0, 0, 0, .18)); }
.prod-links { display: flex; align-items: center; justify-content: center; gap: 26px; margin: 12px 0 4px; flex-wrap: wrap; }
.specs-wrap { margin-top: 22px; text-align: left; }
.specs-btn {
  display: flex; width: 100%; align-items: center; justify-content: space-between;
  padding: 15px 2px; font-size: 15px; font-weight: 600; color: var(--ink);
  border-top: 1px solid var(--rule-soft); border-bottom: 1px solid var(--rule-soft);
}
.specs-btn .chev { width: 15px; height: 15px; color: var(--ink-3); transition: transform .3s var(--ease); }
.specs-btn[aria-expanded="true"] .chev { transform: rotate(180deg); }
.specs-panel { display: grid; grid-template-rows: 0fr; transition: grid-template-rows .38s var(--ease); }
.specs-panel.open { grid-template-rows: 1fr; }
.specs-panel > div { overflow: hidden; }
.spec-sheet { padding-top: 4px; }
.spec-row { display: flex; justify-content: space-between; gap: 18px; padding: 11px 2px; border-bottom: 1px solid var(--rule-soft); font-size: 13px; line-height: 1.45; }
.spec-row:last-child { border-bottom: none; }
.spec-row dt { color: var(--ink-2); flex: none; }
.spec-row dd { text-align: right; color: var(--ink); font-weight: 500; }
.kit-note { text-align: center; max-width: 620px; margin: 40px auto 0; font-size: 15px; line-height: 1.5; color: var(--ink-2); display: flex; align-items: flex-start; justify-content: center; gap: 8px; }
.kit-note .dot { margin-top: 7px; flex: none; }

/* ============ MISSION ============ */
.mission-statement {
  text-align: center; max-width: 880px; margin: 0 auto 44px;
  font-size: clamp(28px, 4.6vw, 48px); font-weight: 600; letter-spacing: -.02em; line-height: 1.12;
}
.mission-cols { display: grid; gap: 24px; max-width: 880px; margin: 0 auto 48px; }
.mission-cols p { font-size: 17px; line-height: 1.55; color: var(--ink-2); }

/* ============ CTA BAND ============ */
.cta-band { text-align: center; }
.cta-band h2 { font-size: clamp(32px, 5.5vw, 54px); font-weight: 600; letter-spacing: -.02em; line-height: 1.08; }
.cta-band .cta-sub { margin: 18px auto 30px; max-width: 600px; font-size: 19px; line-height: 1.4; color: var(--on-dark-2); }
.cta-alt { margin-top: 22px; font-size: 14px; color: var(--on-dark-2); }
.cta-alt a { color: var(--blue-dark); }
.cta-alt a:hover { text-decoration: underline; text-underline-offset: 3px; }

/* ============ CONTACT ============ */
.contact-grid { display: grid; gap: 40px; }
.lead-form .form-title { font-size: 21px; font-weight: 600; letter-spacing: -.012em; margin-bottom: 22px; }
.seg { display: flex; background: var(--bg-alt); border-radius: var(--r-pill); padding: 3px; margin-bottom: 24px; }
.seg-btn {
  flex: 1; min-height: 36px; padding: 7px 4px; border-radius: var(--r-pill);
  font-size: 13px; font-weight: 500; color: var(--ink-2);
  transition: color .2s, background .2s, box-shadow .2s;
}
.seg-btn.active { background: #fff; color: var(--ink); font-weight: 600; box-shadow: 0 1px 4px rgba(0, 0, 0, .14); }
.frow { display: grid; gap: 16px; }
.field { margin-bottom: 4px; }
.field label { display: block; font-size: 14px; font-weight: 600; margin-bottom: 7px; }
.field input, .field textarea {
  width: 100%; background: #fff; border: 1px solid var(--rule); border-radius: var(--r-input);
  padding: 13px 16px; font-size: 17px; font-family: inherit; color: var(--ink);
  letter-spacing: -.012em; transition: border-color .16s, box-shadow .16s;
}
.field textarea { min-height: 120px; resize: vertical; }
.field input::placeholder, .field textarea::placeholder { color: var(--ink-3); }
.field input:focus, .field textarea:focus { outline: none; border-color: var(--blue-btn); box-shadow: 0 0 0 4px rgba(0, 113, 227, .16); }
.field input[aria-invalid="true"], .field textarea[aria-invalid="true"] { border-color: var(--red); }
.field input[aria-invalid="true"]:focus, .field textarea[aria-invalid="true"]:focus { box-shadow: 0 0 0 4px rgba(227, 0, 0, .12); }
.ferr { min-height: 20px; font-size: 12px; line-height: 1.4; color: var(--red); margin-top: 5px; }
.hp-field { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }
.privacy-note { font-size: 12px; line-height: 1.5; color: var(--ink-3); margin: 20px 0 22px; }
.privacy-note a { color: var(--blue); }
.privacy-note a:hover { text-decoration: underline; }
.form-status { min-height: 22px; margin-top: 12px; font-size: 13px; color: var(--red); text-align: center; }
.spinner { width: 18px; height: 18px; border: 2px solid rgba(255, 255, 255, .35); border-top-color: #fff; border-radius: 50%; animation: spin .7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.form-success {
  background: var(--bg-alt); border-radius: var(--r-card);
  padding: 56px 32px; text-align: center;
}
.fs-icon { width: 64px; height: 64px; margin: 0 auto 22px; color: var(--green); }
.fs-icon svg { width: 100%; height: 100%; }
.fs-icon .fs-ring { stroke-dasharray: 170; stroke-dashoffset: 170; }
.fs-icon .fs-mark { stroke-dasharray: 40; stroke-dashoffset: 40; }
.form-success:not([hidden]) .fs-ring { animation: draw .55s var(--ease) .05s forwards; }
.form-success:not([hidden]) .fs-mark { animation: draw .35s var(--ease) .5s forwards; }
@keyframes draw { to { stroke-dashoffset: 0; } }
.fs-title { font-size: 28px; font-weight: 600; letter-spacing: -.016em; }
.fs-ref { margin: 10px 0 16px; font-size: 14px; color: var(--ink-2); letter-spacing: .03em; font-variant-numeric: tabular-nums; }
.fs-note { max-width: 420px; margin: 0 auto 26px; font-size: 15px; line-height: 1.5; color: var(--ink-2); }

.contact-info { background: var(--bg-alt); border-radius: var(--r-card); padding: 36px 30px; align-self: start; }
.ci-title { font-size: 19px; font-weight: 600; letter-spacing: -.012em; margin-bottom: 6px; }
.ci-row { display: flex; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--rule-soft); }
.ci-row:last-of-type { border-bottom: none; }
.ci-row svg { flex: none; width: 19px; height: 19px; margin-top: 2px; color: var(--blue); }
.ci-label { display: block; font-size: 12px; color: var(--ink-3); margin-bottom: 2px; }
.ci-value { font-size: 15px; font-weight: 500; color: var(--ink); }
a.ci-value:hover { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
.ci-note { display: flex; align-items: center; gap: 8px; margin-top: 18px; padding-top: 18px; border-top: 1px solid var(--rule-soft); font-size: 13px; color: var(--ink-2); }
.ci-note .dot { flex: none; }

/* ============ FOOTER ============ */
.site-footer { background: var(--bg-alt); border-top: 1px solid var(--rule-soft); padding: 48px 0 40px; font-size: 12px; color: var(--ink-2); }
.footer-grid { display: grid; gap: 32px; }
.footer-brand .brand { font-size: 21px; font-weight: 600; color: var(--ink); }
.footer-brand p { margin-top: 12px; max-width: 300px; line-height: 1.5; color: var(--ink-2); }
.footer-col h3 { font-size: 12px; font-weight: 600; color: var(--ink); margin-bottom: 10px; }
.footer-col a { display: block; padding: 4px 0; color: #424245; }
.footer-col a:hover { color: var(--ink); text-decoration: underline; text-underline-offset: 3px; }
.footer-bottom {
  margin-top: 36px; padding-top: 22px; border-top: 1px solid rgba(0, 0, 0, .1);
  display: flex; flex-wrap: wrap; align-items: center; gap: 10px 24px; justify-content: space-between;
}
.footer-legal { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.footer-legal a { color: #424245; }
.footer-legal a:hover { color: var(--ink); text-decoration: underline; }
.legal-sep { color: var(--rule); }
.to-top-link { color: #424245; display: inline-flex; align-items: center; gap: 4px; }
.to-top-link:hover { color: var(--ink); text-decoration: underline; }

/* ============ REVEAL ============ */
.rv { opacity: 0; transform: translateY(26px); transition: opacity .75s var(--ease), transform .75s var(--ease); transition-delay: var(--d, 0s); }
.rv.in { opacity: 1; transform: none; }

/* ============ RESPONSIVE ============ */
@media (max-width: 733px) {
  /* product cards: scale down type, padding and stage for phones */
  .prod-card { padding: 34px 20px 28px; }
  .prod-card h3 { font-size: clamp(22px, 6.6cqw, 27px); }
  .prod-desc { font-size: 15px; min-height: calc(4 * 1.45em); }
  .prod-stage { height: 240px; margin: 16px 0 4px; }
  .prod-links { gap: 18px; }
  .specs-btn { padding: 13px 2px; font-size: 14px; }

  /* carousel: one card per view on phones */
  .car-track > .prod-card { flex-basis: 100%; }
  .car-nav { margin-top: 16px; }
}
@media (min-width: 734px) {
  .nav-links { display: flex; }
  .nav-cta { display: block; }
  .menu-btn { display: none; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .stat:not(:first-child) { border-left: 1px solid rgba(0, 0, 0, .09); }
  .grid-2 { grid-template-columns: 1fr 1fr; }
  .sec { padding: 110px 0; }
  .tile { padding: 44px 40px; }
  .mission-cols { grid-template-columns: 1fr 1fr; gap: 40px; }
  .frow.cols-2 { grid-template-columns: 1fr 1fr; }
  .hero { padding-top: calc(var(--nav-h) + 96px); }
  .hero-fig { max-width: 440px; }
}
@media (min-width: 1068px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .tile-grid { gap: 18px; }
  .prod-stage { height: 250px; }
  .contact-grid { grid-template-columns: 1.25fr .75fr; gap: 56px; }
  .footer-grid { grid-template-columns: 1.6fr 1fr 1fr 1fr; gap: 40px; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero .fade-item, .hero-fig.fade-item { animation: none; opacity: 1; }
  .rv { transition: none; opacity: 1; transform: none; }
  .tile, .btn, .specs-btn .chev, .specs-panel, .mmenu, .mmenu-nav a, .seg-btn { transition: none; }
  .form-success:not([hidden]) .fs-ring, .form-success:not([hidden]) .fs-mark { animation: none; stroke-dashoffset: 0; }
  .spinner { animation-duration: 1.4s; }
}