:root {
  --max: 1280px;
  --black: #0a0a0a;
  --neutral-950: #0a0a0a;
  --neutral-900: #171717;
  --neutral-800: #262626;
  --neutral-700: #404040;
  --neutral-600: #525252;
  --neutral-500: #737373;
  --neutral-200: #e5e5e5;
  --neutral-100: #f5f5f5;
  --neutral-50: #fafafa;
  --white: #fff;
  --keyin-red: #e31e24;
  --keyin-red-dark: #c41a1f;
  --keyin-red-soft: rgba(227, 30, 36, 0.08);
  --keyin-orange: #f97316;
  --keyin-orange-dark: #ea580c;
  --keyin-orange-soft: rgba(249, 115, 22, 0.12);
  --gold-bg: #f5efe4;
  --silver-bg: #eef0f3;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 124px; }
body { font-family: var(--font); color: var(--neutral-900); background: var(--white); line-height: 1.6; -webkit-font-smoothing: antialiased; }
::selection { background: var(--keyin-red); color: var(--white); }
img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }

.container { max-width: var(--max); margin: 0 auto; padding: 0 1.5rem; }
@media (min-width: 1024px) { .container { padding: 0 2.5rem; } }

.eyebrow { font-size: 11px; letter-spacing: 0.35em; text-transform: uppercase; color: var(--neutral-500); }
.eyebrow-light { color: rgba(255,255,255,.6); }
.eyebrow-red { color: var(--keyin-red); letter-spacing: 0.4em; font-weight: 600; }
.eyebrow-fire { color: #fca5a5; }

.section-title {
  font-size: clamp(30px, 3.6vw, 52px);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.05;
  color: var(--neutral-950);
}

/* NAV */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  transition: background .3s, box-shadow .3s, backdrop-filter .3s, color .3s;
}
.header.scrolled {
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(12px);
  box-shadow: 0 1px 0 rgba(0,0,0,.06);
}
.nav-bar {
  height: 116px; display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 12px; background: transparent; }
.logo picture { display: flex; align-items: center; line-height: 0; }
.logo-img { height: 96px; width: auto; display: block; background: transparent; }
@media (min-width: 1024px) { .logo-img { height: 108px; } }
.logo-img--light { display: none; }
.header:not(.scrolled) .logo-img--dark { display: none; }
.header:not(.scrolled) .logo-img--light { display: block; }
.logo-badge {
  font-size: 11px; letter-spacing: 0.32em; font-weight: 700;
  color: var(--keyin-red); border-left: 2px solid var(--keyin-red);
  padding-left: 10px; text-transform: uppercase;
  transition: color .25s, border-color .25s;
}
.header:not(.scrolled) .logo-badge {
  color: var(--keyin-orange);
  border-color: var(--keyin-orange);
}
.logo--footer .logo-img { height: 54px; }
@media (min-width: 1024px) { .logo--footer .logo-img { height: 60px; } }
.logo--footer .logo-img--dark { display: none; }
.logo--footer .logo-img--light { display: block; }
.logo--footer .logo-badge { color: rgba(255,255,255,.85); border-color: var(--keyin-orange); }

.nav-links { display: none; gap: 1.25rem; align-items: center; }
@media (min-width: 1024px) { .nav-links { display: flex; } }
@media (min-width: 1280px) { .nav-links { gap: 1.75rem; } }
.nav-links a { font-size: 12px; letter-spacing: 0.02em; color: var(--neutral-700); transition: color .2s; white-space: nowrap; }
@media (min-width: 1280px) { .nav-links a { font-size: 13px; } }
.nav-links a:hover,
.nav-links a.active { color: var(--keyin-orange); }
.header:not(.scrolled) .nav-links a { color: rgba(255,255,255,.82); }
.header:not(.scrolled) .nav-links a:hover,
.header:not(.scrolled) .nav-links a.active { color: var(--keyin-orange); }

.btn-quote {
  display: none; background: var(--keyin-red); color: var(--white);
  border: none; border-radius: 999px; padding: 0 1.25rem; height: 36px;
  font-size: 12px; letter-spacing: 0.08em; font-weight: 600; cursor: pointer; transition: background .2s;
}
.btn-quote:hover { background: var(--keyin-red-dark); }
@media (min-width: 1024px) { .btn-quote { display: inline-flex; align-items: center; } }

.menu-toggle { display: flex; background: none; border: none; color: var(--neutral-900); cursor: pointer; padding: 4px; transition: color .2s; }
.header:not(.scrolled) .menu-toggle { color: #fff; }
@media (min-width: 1024px) { .menu-toggle { display: none; } }

.mobile-menu {
  display: none; position: fixed; top: 116px; left: 0; right: 0;
  background: var(--white); border-bottom: 1px solid var(--neutral-200);
  padding: 1rem 1.5rem 1.5rem; z-index: 99; flex-direction: column; gap: .25rem;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: .75rem 0; font-size: 15px; font-weight: 500;
  border-bottom: 1px solid var(--neutral-100); transition: color .2s;
}
.mobile-menu a:hover,
.mobile-menu a.active { color: var(--keyin-orange); }
.mobile-menu .btn-quote { display: flex; justify-content: center; margin-top: .75rem; width: 100%; }

/* HERO */
.hero {
  position: relative; min-height: 100svh; background: #000; overflow: hidden;
}
.hero-video {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.hero-gradient-bottom {
  position: absolute; inset-inline: 0; bottom: 0; height: 55%;
  background: linear-gradient(to top, #000, rgba(0,0,0,.7), transparent);
  pointer-events: none;
}
.hero-gradient-top {
  position: absolute; inset-inline: 0; top: 0; height: 7rem;
  background: linear-gradient(to bottom, rgba(0,0,0,.55), transparent);
  pointer-events: none;
}
.hero-content {
  position: relative; min-height: 100svh; display: flex; align-items: flex-end;
}
.hero-inner { width: 100%; padding-bottom: 4rem; }
@media (min-width: 1024px) { .hero-inner { padding-bottom: 5rem; } }

.hero-awards { display: flex; align-items: flex-end; gap: 1rem; flex-wrap: wrap; }
.hero-awards-logos { display: flex; align-items: flex-end; gap: 1rem; flex-shrink: 0; }
.hero-awards img { filter: drop-shadow(0 8px 18px rgba(0,0,0,.55)); }
.hero-awards .ces { height: 72px; width: auto; }
.hero-awards .if { height: 56px; width: auto; }
@media (min-width: 1024px) { .hero-awards .ces { height: 88px; } .hero-awards .if { height: 68px; } }

.hero-award-text {
  display: none; padding-bottom: 4px; padding-left: 12px; border-left: 1px solid rgba(255,255,255,.25);
}
@media (min-width: 900px) { .hero-award-text { display: block; } }
.hero-award-text .label { font-size: 10px; letter-spacing: 0.35em; text-transform: uppercase; color: rgba(255,255,255,.65); }
.hero-award-text .value { margin-top: 4px; font-size: 13px; color: rgba(255,255,255,.95); }

.hero-bottom {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.75rem;
}
@media (min-width: 768px) {
  .hero-bottom {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
    gap: 2rem;
  }
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: .75rem; }

.hero-badge {
  display: flex; align-items: center; gap: 12px;
  font-size: 11px; letter-spacing: 0.35em; text-transform: uppercase; color: rgba(255,255,255,.85);
  margin-bottom: 1.25rem;
}
.hero-badge::before { content: ''; width: 40px; height: 1px; background: rgba(255,255,255,.5); }

.hero-desc {
  max-width: 42rem; color: rgba(255,255,255,.9); font-size: 1.125rem; line-height: 1.65;
}
@media (min-width: 1024px) { .hero-desc { font-size: 1.25rem; } }

.btn-hero-primary, .btn-hero-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  border-radius: 999px; padding: 0 1.5rem; height: 48px; font-size: 14px; font-weight: 500;
  transition: all .2s;
}
.btn-hero-primary { background: var(--keyin-red); color: var(--white); }
.btn-hero-primary:hover { background: var(--keyin-red-dark); }
.btn-hero-secondary {
  background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.4);
  color: var(--white); backdrop-filter: blur(4px);
}
.btn-hero-secondary:hover { background: rgba(255,255,255,.2); }

/* PRODUCTS SHOWCASE */
.showcase { padding: 6rem 0; }
@media (min-width: 1024px) { .showcase { padding: 8rem 0; } }
.showcase-header { text-align: center; }

.showcase-grid {
  margin-top: 4rem; display: grid; grid-template-columns: 1fr;
  border: 1px solid var(--neutral-200); border-radius: 1.5rem; overflow: hidden;
  background: var(--neutral-200); gap: 1px;
}
@media (min-width: 768px) { .showcase-grid { grid-template-columns: 1fr 1fr; } }

.showcase-grid {
  margin-top: 4rem; display: grid; grid-template-columns: 1fr;
  border: 1px solid var(--neutral-200); border-radius: 1.5rem; overflow: hidden;
  background: var(--neutral-200); gap: 1px; align-items: stretch;
}
@media (min-width: 768px) { .showcase-grid { grid-template-columns: 1fr 1fr; } }

.showcase-card {
  background: var(--white); padding: 2rem 1.5rem 2.5rem; text-align: center;
  display: flex; flex-direction: column; align-items: center;
  transition: background .2s;
  border: none; font: inherit; color: inherit; cursor: pointer; width: 100%;
  min-height: 100%;
}
a.showcase-card { text-decoration: none; }

.showcase-card--pop {
  position: relative; overflow: hidden;
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 55%, #fff4ee 100%);
}
.showcase-card--pop:hover {
  background: linear-gradient(165deg, #fff4ee 0%, #ffffff 55%, #fff0e8 100%);
}
.showcase-pop-bg {
  pointer-events: none; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 60% 50% at 20% 15%, rgba(249, 115, 22, 0.12), transparent 70%),
    radial-gradient(ellipse 50% 45% at 85% 80%, rgba(227, 30, 36, 0.08), transparent 70%);
}

.showcase-visual {
  position: relative; z-index: 1;
  width: 100%; height: 320px;
  display: flex; align-items: flex-end; justify-content: center;
}
@media (min-width: 1024px) { .showcase-visual { height: 360px; } }

.showcase-frame {
  position: relative; width: min(100%, 300px); height: 100%;
  border-radius: 1.25rem; overflow: hidden;
  display: flex; align-items: flex-end; justify-content: center;
}
.showcase-frame.gold { background: linear-gradient(145deg, #faf3e8, #f0e4d4); }
.showcase-frame.silver { background: linear-gradient(145deg, #f2f4f7, #e8ebf0); }
.showcase-frame--pop {
  box-shadow:
    0 20px 50px rgba(227, 30, 36, 0.1),
    0 6px 18px rgba(249, 115, 22, 0.08);
  border: 1px solid rgba(249, 115, 22, 0.22);
}
.showcase-frame--pop::after {
  content: '+'; position: absolute; right: .85rem; bottom: .85rem;
  font-size: 1.5rem; font-weight: 300; line-height: 1;
  color: var(--keyin-orange); opacity: 0.35; pointer-events: none;
}
.showcase-frame img {
  width: 100%; height: 100%; object-fit: contain; object-position: center bottom;
  padding: 1rem 1.25rem 0.75rem;
}
.showcase-frame-label {
  position: absolute; top: .85rem; left: .85rem;
  font-size: 8px; letter-spacing: 0.24em; text-transform: uppercase; font-weight: 700;
  color: var(--white);
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  padding: 0.3rem 0.6rem; border-radius: 999px;
  box-shadow: 0 4px 14px rgba(227, 30, 36, 0.25);
}
.showcase-link--pop {
  border-color: var(--keyin-orange); color: var(--keyin-orange);
}

/* LX showcase modal */
.showcase-modal {
  position: fixed; inset: 0; z-index: 200;
  display: none; align-items: center; justify-content: center;
  padding: 1rem;
  opacity: 0; visibility: hidden;
  transition: opacity .25s, visibility .25s;
}
.showcase-modal.open {
  display: flex;
  opacity: 1; visibility: visible;
}
.showcase-modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(10, 10, 10, 0.55);
  backdrop-filter: blur(4px);
}
.showcase-modal-panel {
  position: relative; z-index: 1;
  width: min(960px, 100%);
  max-height: min(90vh, 720px);
  overflow: auto;
  border-radius: 1.25rem;
  padding: 1.5rem;
}
@media (min-width: 768px) { .showcase-modal-panel { padding: 2rem; } }
.showcase-modal-panel--pop {
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 45%, #fff4ee 100%);
  border: 1px solid rgba(249, 115, 22, 0.22);
  box-shadow: 0 32px 80px rgba(227, 30, 36, 0.18);
}
.showcase-modal-pop-bg {
  pointer-events: none; position: absolute; inset: 0; border-radius: inherit;
  background:
    radial-gradient(ellipse 55% 45% at 10% 20%, rgba(249, 115, 22, 0.14), transparent 70%),
    radial-gradient(ellipse 45% 40% at 90% 75%, rgba(227, 30, 36, 0.1), transparent 70%);
}
.showcase-modal-close {
  position: absolute; top: 1rem; right: 1rem; z-index: 2;
  width: 40px; height: 40px; border-radius: 50%;
  border: 1px solid rgba(249, 115, 22, 0.2);
  background: rgba(255,255,255,.9); color: var(--neutral-700);
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer; transition: background .2s, color .2s;
}
.showcase-modal-close:hover { background: var(--white); color: var(--keyin-red); }
.showcase-modal-grid {
  position: relative; z-index: 1;
  display: grid; gap: 1.5rem; align-items: center;
}
@media (min-width: 768px) {
  .showcase-modal-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
}
.showcase-modal-frame {
  position: relative; border-radius: 1rem; overflow: hidden;
  background: linear-gradient(145deg, #f2f4f7, #e8ebf0);
  border: 1px solid rgba(249, 115, 22, 0.18);
  min-height: 260px; max-height: min(50vh, 380px);
  display: flex; align-items: center; justify-content: center;
}
.showcase-modal-frame img {
  width: 100%; height: auto; max-height: min(48vh, 360px);
  object-fit: contain; padding: 1rem;
}
.showcase-modal-thumbs {
  margin-top: .75rem; display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
}
.showcase-modal-thumbs--scroll {
  display: flex; gap: 8px; overflow-x: auto; padding-bottom: 4px;
  scroll-snap-type: x proximity; -webkit-overflow-scrolling: touch;
}
.showcase-modal-thumbs--scroll::-webkit-scrollbar { height: 4px; }
.showcase-modal-thumbs--scroll::-webkit-scrollbar-thumb {
  background: rgba(249, 115, 22, 0.35); border-radius: 4px;
}
.showcase-modal-thumbs--scroll .showcase-modal-thumb {
  flex: 0 0 72px; scroll-snap-align: start;
}
.showcase-modal-thumb {
  aspect-ratio: 4/3; border-radius: 10px; overflow: hidden;
  border: 2px solid transparent; padding: 0; cursor: pointer;
  background: var(--silver-bg); transition: border-color .2s, box-shadow .2s;
}
.showcase-modal-thumb.active {
  border-color: var(--keyin-orange);
  box-shadow: 0 0 0 3px var(--keyin-orange-soft);
}
.showcase-modal-thumb img {
  width: 100%; height: 100%; object-fit: contain; padding: 4px;
}
.showcase-modal-title {
  margin-top: .75rem;
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.1;
}
.showcase-modal-desc {
  margin-top: .75rem; font-size: 14px; color: var(--neutral-600); line-height: 1.65;
}
.showcase-modal-points {
  margin-top: 1.25rem; list-style: none;
  display: flex; flex-direction: column; gap: .5rem;
}
.showcase-modal-points li {
  font-size: 13px; color: var(--neutral-800); line-height: 1.45;
  padding: .45rem .65rem; border-radius: 8px;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.07), transparent);
}
.showcase-modal-points li::before {
  content: ''; display: inline-block; width: 6px; height: 6px;
  border-radius: 50%; margin-right: 8px; vertical-align: middle;
  background: linear-gradient(135deg, var(--keyin-red), var(--keyin-orange));
}
.showcase-modal-cta {
  margin-top: 1.5rem;
  display: inline-flex; align-items: center; gap: 8px;
  padding: 0 1.35rem; height: 44px; border-radius: 999px;
  font-size: 13px; font-weight: 600; color: var(--white); text-decoration: none;
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  box-shadow: 0 8px 24px rgba(227, 30, 36, 0.28);
  transition: transform .2s, box-shadow .2s;
}
.showcase-modal-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(227, 30, 36, 0.35);
}

.showcase-name {
  margin-top: 1.75rem; font-size: 22px; font-weight: 600;
  position: relative; z-index: 1;
}
@media (min-width: 1024px) { .showcase-name { font-size: 26px; } }
.showcase-sub { margin-top: 6px; font-size: 13px; color: var(--neutral-500); position: relative; z-index: 1; }
.showcase-link {
  margin-top: 1rem; display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 500; border-bottom: 1px solid var(--neutral-900); padding-bottom: 2px;
  transition: color .2s, border-color .2s; position: relative; z-index: 1;
}
.showcase-link:hover { color: var(--keyin-orange); border-color: var(--keyin-orange); }

/* HIGHLIGHTS */
.highlights {
  padding: 5rem 0;
  background: linear-gradient(180deg, var(--white) 0%, #fff7f2 100%);
}
@media (min-width: 1024px) { .highlights { padding: 6rem 0; } }

.highlights-popup {
  position: relative;
  border-radius: 1.5rem;
  overflow: hidden;
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 48%, #fff4ee 100%);
  border: 1px solid rgba(249, 115, 22, 0.22);
  box-shadow:
    0 28px 70px rgba(227, 30, 36, 0.1),
    0 10px 28px rgba(249, 115, 22, 0.08);
}
.highlights-pop-bg {
  pointer-events: none;
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 45% at 8% 12%, rgba(249, 115, 22, 0.14), transparent 68%),
    radial-gradient(ellipse 42% 38% at 92% 88%, rgba(227, 30, 36, 0.1), transparent 70%);
}
.highlights-popup-accent {
  position: absolute; left: 0; top: 1.5rem; bottom: 1.5rem; width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--keyin-red), var(--keyin-orange));
}
.highlights-popup-inner {
  position: relative; z-index: 1;
  padding: 2rem 1.5rem 1.5rem 1.75rem;
}
@media (min-width: 1024px) {
  .highlights-popup-inner { padding: 2.75rem 2.5rem 2rem 2.75rem; }
}
.highlights-popup::after {
  content: '+';
  position: absolute; right: 1.25rem; bottom: 1.25rem;
  font-size: 2rem; font-weight: 300; line-height: 1;
  color: var(--keyin-orange); opacity: 0.22; pointer-events: none;
}

.highlights-header {
  display: flex; flex-direction: column; gap: 1.25rem; margin-bottom: 2rem;
}
@media (min-width: 1024px) {
  .highlights-header {
    flex-direction: row; align-items: flex-end; justify-content: space-between;
    margin-bottom: 2.25rem;
  }
}
.highlights-title {
  margin-top: .75rem;
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.08;
}
.highlights-lead {
  max-width: 28rem; font-size: 15px;
  color: var(--neutral-600); line-height: 1.7;
}

.highlight-grid {
  display: grid; grid-template-columns: 1fr; gap: 1px;
  background: rgba(249, 115, 22, 0.15);
  border: 1px solid rgba(249, 115, 22, 0.18);
  border-radius: 1rem; overflow: hidden;
}
@media (min-width: 768px) { .highlight-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .highlight-grid { grid-template-columns: repeat(4, 1fr); } }

.highlight-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(6px);
  padding: 1.75rem 1.5rem;
  transition: background .2s, transform .2s;
}
@media (min-width: 1024px) { .highlight-card { padding: 2rem 1.75rem; } }
.highlight-card:hover {
  background: rgba(255, 255, 255, 0.98);
  transform: translateY(-2px);
}
.highlight-icon {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--keyin-red), var(--keyin-orange));
  color: var(--white);
  display: grid; place-items: center; margin-bottom: 1.25rem;
  box-shadow: 0 6px 18px rgba(227, 30, 36, 0.25);
  transition: transform .2s, box-shadow .2s;
}
.highlight-card:hover .highlight-icon {
  transform: scale(1.05);
  box-shadow: 0 8px 22px rgba(227, 30, 36, 0.32);
}
.highlight-card h3 {
  font-size: 18px; font-weight: 700; margin-bottom: .6rem;
  color: var(--neutral-900);
}
@media (min-width: 1024px) { .highlight-card h3 { font-size: 20px; } }
.highlight-card p { font-size: 14px; color: var(--neutral-600); line-height: 1.65; }

/* PRODUCT SECTION */
.product-section { padding: 4rem 0; position: relative; }
@media (min-width: 1024px) { .product-section { padding: 5rem 0; } }

.product-section--pop {
  overflow: visible;
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 45%, #fff4ee 100%);
}
.product-section--pop-alt {
  background: linear-gradient(165deg, #f8fafc 0%, #ffffff 50%, #fff7f2 100%);
}
.product-pop-bg {
  pointer-events: none;
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 45% at 8% 20%, rgba(249, 115, 22, 0.14), transparent 70%),
    radial-gradient(ellipse 45% 40% at 92% 75%, rgba(227, 30, 36, 0.1), transparent 70%);
}
.product-section--pop .container { position: relative; z-index: 1; }

.product-grid {
  display: grid; gap: 2rem; align-items: start;
}
@media (min-width: 1024px) {
  .product-grid {
    grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
    gap: 2.5rem;
    align-items: start;
  }
}
.product-grid.reverse .product-visual { order: 2; }
.product-grid.reverse .product-copy { order: 1; }

.product-visual {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.product-frame {
  position: relative; border-radius: 1.25rem; overflow: hidden;
}
.product-section--pop .product-frame {
  aspect-ratio: auto;
  min-height: 0;
  max-height: min(42vh, 380px);
  display: flex;
  align-items: center;
  justify-content: center;
}
@media (min-width: 1024px) {
  .product-section--pop .product-frame { max-height: min(48vh, 420px); }
}
.product-frame.gold { background: linear-gradient(145deg, #faf3e8, #f0e4d4); }
.product-frame.silver { background: linear-gradient(145deg, #f2f4f7, #e8ebf0); }
.product-frame--pop {
  box-shadow:
    0 20px 50px rgba(227, 30, 36, 0.1),
    0 6px 18px rgba(249, 115, 22, 0.07);
  border: 1px solid rgba(249, 115, 22, 0.2);
}
.product-frame--pop::after {
  content: '+';
  position: absolute;
  right: 1rem;
  bottom: 1rem;
  font-size: 1.75rem;
  font-weight: 300;
  line-height: 1;
  color: var(--keyin-orange);
  opacity: 0.3;
  pointer-events: none;
}
.product-frame img {
  display: block;
  width: 100%;
  height: auto;
  max-height: min(38vh, 340px);
  object-fit: contain;
  padding: 1rem 1.25rem;
}
@media (min-width: 1024px) {
  .product-section--pop .product-frame img { max-height: min(44vh, 380px); padding: 1.25rem 1.5rem; }
}
.product-frame-label {
  position: absolute; top: 1rem; left: 1rem;
  font-size: 9px; letter-spacing: 0.26em; text-transform: uppercase; font-weight: 700;
  color: var(--white);
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  padding: 0.35rem 0.65rem;
  border-radius: 999px;
  box-shadow: 0 4px 14px rgba(227, 30, 36, 0.25);
}

.thumb-grid { margin-top: 0.75rem; display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.thumb-grid--3 { grid-template-columns: repeat(3, 1fr); max-width: 100%; }
.thumb-grid--4 { grid-template-columns: repeat(4, 1fr); max-width: 100%; }
.thumb-grid--2 { grid-template-columns: repeat(2, 1fr); max-width: 180px; }
.thumb-grid--scroll {
  display: flex; gap: 6px; overflow-x: auto; max-width: 100%;
  padding-bottom: 4px; scrollbar-width: thin;
}
.thumb-grid--scroll::-webkit-scrollbar { height: 4px; }
.thumb-grid--scroll::-webkit-scrollbar-thumb {
  background: rgba(249, 115, 22, 0.35); border-radius: 4px;
}
.thumb-grid--scroll .thumb {
  flex: 0 0 52px; width: 52px; aspect-ratio: 1;
}
.thumb {
  aspect-ratio: 1; border-radius: 10px; overflow: hidden;
  border: 2px solid transparent; cursor: pointer; padding: 0;
  background: var(--gold-bg); transition: border-color .2s, transform .2s, box-shadow .2s;
}
.thumb.silver-bg { background: var(--silver-bg); }
.thumb:hover { transform: translateY(-2px); border-color: rgba(249, 115, 22, 0.45); }
.thumb.active {
  border-color: var(--keyin-orange);
  box-shadow: 0 0 0 3px var(--keyin-orange-soft);
}
.thumb img { width: 100%; height: 100%; object-fit: contain; padding: 3px; }

.product-copy-card {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-radius: 1.25rem;
  padding: 1.5rem 1.25rem 1.5rem 1.5rem;
  border: 1px solid rgba(249, 115, 22, 0.18);
  box-shadow: 0 16px 40px rgba(227, 30, 36, 0.06);
  position: relative;
  min-width: 0;
}
@media (min-width: 1024px) { .product-copy-card { padding: 1.75rem 1.5rem 1.75rem 1.85rem; } }
.product-copy-card::before {
  content: '';
  position: absolute;
  left: 0; top: 1.25rem; bottom: 1.25rem; width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--keyin-red), var(--keyin-orange));
}

.eyebrow-pop {
  display: inline-block;
  margin-bottom: 0.15rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  font-size: 9px;
  letter-spacing: 0.26em;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--white);
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  box-shadow: 0 4px 16px rgba(227, 30, 36, 0.22);
}

.product-tagline {
  margin-top: 0.65rem;
  font-size: clamp(24px, 2.8vw, 40px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.08;
}
.product-tagline-accent {
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.product-sub { margin-top: 0.5rem; font-size: 14px; color: var(--neutral-600); font-weight: 500; }
.product-desc {
  margin-top: 0.65rem; font-size: 14px; color: var(--neutral-700);
  line-height: 1.6; max-width: 36rem;
}
@media (min-width: 1024px) {
  .product-section--pop .product-desc {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
}

.product-section--pop .tabs {
  margin-top: 1.25rem;
  display: inline-flex;
  flex-wrap: wrap;
  background: var(--neutral-100);
  border-radius: 999px;
  padding: 4px;
  border: 1px solid rgba(249, 115, 22, 0.12);
}
.product-section--pop .tab {
  border: none; background: transparent; border-radius: 999px;
  padding: 7px 14px; font-size: 11px; cursor: pointer; color: var(--neutral-600);
  transition: all .2s; font-weight: 500;
}
.product-section--pop .tab:hover { color: var(--keyin-orange); }
.product-section--pop .tab.active {
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  color: var(--white);
  font-weight: 600;
  box-shadow: 0 4px 14px rgba(227, 30, 36, 0.28);
}

.tab-panel { margin-top: 1rem; display: none; }
.tab-panel.active { display: block; }
.product-section--pop .feature-list {
  list-style: none; display: flex; flex-direction: column; gap: 0.4rem;
}
@media (min-width: 1024px) {
  .product-section--pop .feature-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem 0.75rem;
  }
}
.product-section--pop .feature-list li {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 13px; color: var(--neutral-800); line-height: 1.45;
  padding: 0.45rem 0.6rem;
  border-radius: 8px;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.06), transparent);
}
.product-section--pop .feature-list li::before {
  content: '';
  width: 6px; height: 6px; border-radius: 50%; margin-top: 6px; flex-shrink: 0;
  background: linear-gradient(135deg, var(--keyin-red), var(--keyin-orange));
}

.product-section--pop .spec-table {
  display: grid;
  gap: 0;
}
@media (min-width: 1024px) {
  .product-section--pop .spec-table {
    grid-template-columns: 1fr 1fr;
    column-gap: 1.5rem;
  }
  .product-section--pop .spec-table .spec-row:nth-child(odd):last-child {
    grid-column: 1 / -1;
  }
}

.product-section--pop .spec-row span:last-child { color: var(--keyin-red); font-weight: 600; }

.product-section--pop .product-cta {
  margin-top: 1.25rem;
  display: inline-flex; align-items: center; gap: 8px;
  align-self: flex-start;
  padding-left: 1.35rem; padding-right: 1.35rem; height: 44px;
  border-radius: 999px;
  font-size: 13px; font-weight: 600;
  color: var(--white);
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  box-shadow: 0 8px 24px rgba(227, 30, 36, 0.28);
  transition: transform .2s, box-shadow .2s;
}
.product-section--pop .product-cta span { border: none; padding: 0; }
.product-section--pop .product-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(227, 30, 36, 0.35);
}

.tabs { margin-top: 2rem; display: inline-flex; background: var(--neutral-100); border-radius: 999px; padding: 4px; }
.tab {
  border: none; background: transparent; border-radius: 999px;
  padding: 8px 20px; font-size: 12.5px; cursor: pointer; color: var(--neutral-600);
  transition: all .2s;
}
.tab:hover { color: var(--keyin-orange); }
.tab.active { background: var(--white); box-shadow: 0 1px 3px rgba(0,0,0,.08); color: var(--keyin-orange); font-weight: 600; }

.feature-list { list-style: none; display: flex; flex-direction: column; gap: .75rem; }
.feature-list li {
  display: flex; gap: 12px; font-size: 14.5px; color: var(--neutral-800); line-height: 1.55;
}
.feature-list li::before { content: '·'; color: var(--neutral-400); font-weight: 700; }

.spec-table { width: 100%; }
.spec-row {
  display: flex; justify-content: space-between; gap: 1.5rem;
  padding: .75rem 0; border-bottom: 1px solid var(--neutral-100); font-size: 14px;
}
.spec-row span:first-child { color: var(--neutral-500); }
.spec-row span:last-child { text-align: right; font-weight: 500; }

.product-cta {
  margin-top: 2.5rem; display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500;
}
.product-cta span { border-bottom: 1px solid var(--neutral-900); padding-bottom: 2px; transition: color .2s, border-color .2s; }
.product-cta:hover span { border-color: var(--keyin-orange); color: var(--keyin-orange); }

/* CES AWARD (inside L series) */
.product-ces {
  margin-top: 3rem;
  padding: 1.75rem 1.5rem;
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(249, 115, 22, 0.2);
  box-shadow: 0 16px 40px rgba(227, 30, 36, 0.06);
  position: relative;
  overflow: hidden;
}
@media (min-width: 1024px) { .product-ces { margin-top: 4rem; padding: 2.25rem 2rem; } }
.product-ces::before {
  content: '';
  position: absolute; left: 0; top: 1.25rem; bottom: 1.25rem; width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--keyin-red), var(--keyin-orange));
}

.product-ces-grid {
  display: grid; gap: 2rem; align-items: center;
  padding-left: .5rem;
}
@media (min-width: 1024px) {
  .product-ces-grid { grid-template-columns: 1fr 1fr; gap: 2.5rem; padding-left: .75rem; }
}

.ces-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--neutral-100); border: 1px solid var(--neutral-200);
  border-radius: 999px; padding: 0 12px; height: 32px;
  font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase; color: var(--neutral-700);
}
.ces-badge--pop {
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  border: none; color: var(--white); font-weight: 700;
  box-shadow: 0 4px 14px rgba(227, 30, 36, 0.22);
}
.ces-badge--pop svg { stroke: currentColor; }

.product-ces-title {
  margin-top: 1rem;
  font-size: clamp(22px, 2.6vw, 32px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.12;
}
.product-ces-desc {
  margin-top: .85rem; font-size: 14px;
  color: var(--neutral-600); line-height: 1.7; max-width: 36rem;
}

.ces-stats {
  margin-top: 1.75rem; display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1rem; max-width: 28rem;
}
.ces-stats--pop {
  padding: 1rem; border-radius: 12px;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.06), transparent);
  border: 1px solid rgba(249, 115, 22, 0.12);
}
.ces-stat { text-align: center; }
.ces-stat:nth-child(2) { border-inline: 1px solid rgba(249, 115, 22, 0.15); }
.ces-stat .num {
  font-size: 1.75rem; font-weight: 700; line-height: 1;
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.ces-stat .num sup { font-size: .65em; }
.ces-stat .lbl {
  margin-top: 6px; font-size: 10px; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--neutral-500);
}

.product-ces-visual {
  position: relative; border-radius: 1rem; overflow: hidden;
  background: linear-gradient(145deg, #faf3e8, #f0e4d4);
  border: 1px solid rgba(249, 115, 22, 0.18);
  max-height: min(48vh, 380px);
  display: flex; align-items: center; justify-content: center;
}
.product-ces-visual img {
  width: 100%; height: auto; max-height: min(46vh, 360px);
  object-fit: contain; padding: .75rem;
}
.ces-visual-badge {
  position: absolute; top: 1rem; left: 1rem;
  background: rgba(255,255,255,.95); backdrop-filter: blur(4px);
  border-radius: 999px; padding: 0 12px; height: 32px;
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
}
.ces-visual-badge--pop {
  font-weight: 700; color: var(--white);
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  box-shadow: 0 4px 14px rgba(227, 30, 36, 0.25);
}

/* LX KEY FEATURES AT A GLANCE */
.lx-glance {
  margin-top: 0;
  max-width: 672px;
  margin-left: auto;
  margin-right: auto;
  padding: 1.5rem 1.25rem;
  border-radius: 1.25rem;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(249, 115, 22, 0.2);
  box-shadow: 0 16px 40px rgba(227, 30, 36, 0.06);
  position: relative;
  overflow: hidden;
}
@media (min-width: 1024px) { .lx-glance { padding: 1.5rem 1.25rem; } }
.lx-glance::before {
  content: '';
  position: absolute; left: 0; top: 1.25rem; bottom: 1.25rem; width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--keyin-red), var(--keyin-orange));
}
.lx-glance-header { padding-left: .5rem; }
.lx-glance-title {
  margin-top: .75rem;
  font-size: clamp(20px, 2.4vw, 28px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.1;
}
.lx-glance-overview {
  margin-top: 1.25rem; padding-left: 0;
  border-radius: .85rem; overflow: hidden;
  border: 1px solid rgba(249, 115, 22, 0.15);
  background: var(--neutral-50);
}
.lx-glance-overview img {
  width: 100%; height: auto; display: block;
}
.lx-glance-list {
  margin-top: 1.5rem; padding-left: .5rem;
  list-style: none; display: flex; flex-direction: column; gap: .65rem;
}
@media (min-width: 1024px) {
  .lx-glance-list { display: grid; grid-template-columns: 1fr 1fr; gap: .65rem 1rem; }
}
.lx-glance-list li {
  display: flex; gap: .75rem; align-items: flex-start;
  padding: .65rem .75rem; border-radius: 10px;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.06), transparent);
  font-size: 13px; color: var(--neutral-800); line-height: 1.5;
}
.lx-glance-num {
  flex-shrink: 0;
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 28px; height: 22px; padding: 0 6px;
  border-radius: 6px;
  font-size: 10px; font-weight: 700; letter-spacing: 0.04em;
  color: var(--white);
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
}
.lx-point-card {
  margin-top: 1.25rem; margin-left: 0;
  padding: 1rem;
  border-radius: .85rem;
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 55%, #fff4ee 100%);
  border: 1px solid rgba(249, 115, 22, 0.18);
}
.lx-point-label {
  display: inline-block;
  padding: .35rem .85rem; border-radius: 999px;
  font-size: 11px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--white);
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  box-shadow: 0 4px 14px rgba(227, 30, 36, 0.22);
}
.lx-point-title {
  margin-top: .85rem;
  font-size: clamp(16px, 1.9vw, 20px);
  font-weight: 700; line-height: 1.3; color: var(--neutral-900);
}
.lx-point-visual {
  margin-top: 1rem; border-radius: .75rem; overflow: hidden;
  border: 1px solid rgba(249, 115, 22, 0.12);
  background: var(--white);
}
.lx-point-visual img {
  width: 100%; height: auto; display: block;
}
.lx-point-visual--bonus {
  margin-top: 1.5rem; margin-left: 0;
  border-radius: .85rem; overflow: hidden;
  border: 1px solid rgba(249, 115, 22, 0.12);
  background: var(--white);
}
.lx-point-visual--bonus img {
  width: 100%; height: auto; display: block;
}
.lx-point-callout {
  margin-top: 1rem; padding: .75rem 1rem;
  border-radius: 8px;
  font-size: 13px; font-weight: 600; line-height: 1.5;
  color: var(--neutral-900);
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.12), rgba(249, 115, 22, 0.04));
  border-left: 3px solid var(--keyin-orange);
}

/* SMART OPEN */
.smart-open-section {
  background: #faf6f2;
  padding: 6rem 0;
}
@media (min-width: 1024px) { .smart-open-section { padding: 8rem 0; } }

.smart-open-section .blinklock-title em { color: var(--keyin-orange); }
.smart-open-section .blinklock-badge svg { color: var(--keyin-orange); }
.smart-open-section .blinklock-point::before { background: var(--keyin-orange); }

.smart-open-media-stack {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.smart-open-media-item {
  border-radius: 1.25rem;
  overflow: hidden;
  background: #111;
  box-shadow: 0 32px 80px rgba(0, 0, 0, 0.14);
}
.smart-open-media-item img {
  width: 100%;
  height: auto;
  display: block;
}
.smart-open-media-label {
  padding: 0.85rem 1rem;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.88);
  letter-spacing: 0.02em;
  background: #111;
}

/* SMART FEATURES (pop popup) */
.features-section {
  padding: 5rem 0;
  background: linear-gradient(180deg, var(--white) 0%, #fff7f2 100%);
}
@media (min-width: 1024px) { .features-section { padding: 6rem 0; } }

.features-popup {
  position: relative;
  border-radius: 1.5rem;
  overflow: hidden;
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 48%, #fff4ee 100%);
  border: 1px solid rgba(249, 115, 22, 0.22);
  box-shadow:
    0 28px 70px rgba(227, 30, 36, 0.1),
    0 10px 28px rgba(249, 115, 22, 0.08);
}
.features-pop-bg {
  pointer-events: none;
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 45% at 92% 12%, rgba(249, 115, 22, 0.14), transparent 68%),
    radial-gradient(ellipse 42% 38% at 8% 88%, rgba(227, 30, 36, 0.1), transparent 70%);
}
.features-popup-accent {
  position: absolute; left: 0; top: 1.5rem; bottom: 1.5rem; width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--keyin-red), var(--keyin-orange));
}
.features-popup-inner {
  position: relative; z-index: 1;
  padding: 2rem 1.5rem 1.75rem 1.75rem;
}
@media (min-width: 1024px) {
  .features-popup-inner { padding: 2.75rem 2.5rem 2.25rem 2.75rem; }
}
.features-popup::after {
  content: '+';
  position: absolute; right: 1.25rem; bottom: 1.25rem;
  font-size: 2rem; font-weight: 300; line-height: 1;
  color: var(--keyin-orange); opacity: 0.22; pointer-events: none;
}

.features-header {
  display: flex; flex-direction: column; gap: 1.25rem; margin-bottom: 2rem;
}
@media (min-width: 1024px) {
  .features-header {
    flex-direction: row; align-items: flex-end; justify-content: space-between;
    margin-bottom: 2.25rem;
  }
}
.features-title {
  margin-top: .75rem;
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.08;
}
.features-lead {
  max-width: 28rem; font-size: 15px;
  color: var(--neutral-600); line-height: 1.7;
}

.feature-grid {
  display: grid; gap: 1px;
  background: rgba(249, 115, 22, 0.15);
  border: 1px solid rgba(249, 115, 22, 0.18);
  border-radius: 1rem; overflow: hidden;
}
@media (min-width: 640px) { .feature-grid { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1024px) { .feature-grid { grid-template-columns: repeat(3, 1fr); } }

.feature-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(6px);
  padding: 1.75rem 1.5rem;
  transition: background .2s, transform .2s;
}
@media (min-width: 1024px) { .feature-card { padding: 2rem 1.75rem; } }
.feature-card:hover {
  background: rgba(255, 255, 255, 0.98);
  transform: translateY(-2px);
}
.feature-card-icon {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--keyin-red), var(--keyin-orange));
  color: var(--white);
  display: grid; place-items: center;
  box-shadow: 0 6px 18px rgba(227, 30, 36, 0.25);
  transition: transform .2s, box-shadow .2s;
}
.feature-card:hover .feature-card-icon {
  transform: scale(1.05);
  box-shadow: 0 8px 22px rgba(227, 30, 36, 0.32);
}
.feature-card h3 {
  font-size: 17px; font-weight: 700; margin: 1rem 0 .5rem;
  color: var(--neutral-900);
}
@media (min-width: 1024px) { .feature-card h3 { font-size: 18px; } }
.feature-card p { font-size: 13px; color: var(--neutral-600); line-height: 1.65; }

.ecosystem {
  margin-top: 2.5rem; padding-top: 2rem;
  border-top: 1px solid rgba(249, 115, 22, 0.15);
  display: grid; gap: 2rem; align-items: start;
}
@media (min-width: 1024px) {
  .ecosystem { grid-template-columns: 5fr 7fr; gap: 2.5rem; margin-top: 3rem; }
}
.ecosystem-title {
  margin-top: .75rem;
  font-size: clamp(24px, 2.8vw, 36px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.1;
}
.ecosystem-lead {
  margin-top: .85rem; font-size: 14px;
  color: var(--neutral-600); line-height: 1.7;
}

.module-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.module-card {
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(249, 115, 22, 0.15);
  border-radius: 12px; padding: 1.15rem;
  transition: border-color .2s, box-shadow .2s;
}
.module-card:hover {
  border-color: rgba(249, 115, 22, 0.35);
  box-shadow: 0 6px 18px rgba(227, 30, 36, 0.06);
}
.module-card h4 { font-size: 18px; font-weight: 700; color: var(--neutral-900); }
.module-card p { margin-top: 4px; font-size: 12px; color: var(--neutral-600); line-height: 1.5; }
.module-card--highlight {
  border-color: rgba(249, 115, 22, 0.4);
  background: linear-gradient(135deg, rgba(249, 115, 22, 0.1), rgba(255, 255, 255, 0.95));
}
.module-card--highlight h4 {
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* BLINKLOCK */
.blinklock-section {
  background: #eef3ef;
  padding: 6rem 0;
  overflow: hidden;
}
@media (min-width: 1024px) { .blinklock-section { padding: 8rem 0; } }

.blinklock-grid {
  display: grid; gap: 3rem; align-items: center;
}
@media (min-width: 1024px) { .blinklock-grid { grid-template-columns: 5fr 7fr; gap: 4rem; } }

.blinklock-badge {
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(255,255,255,.75); border: 1px solid rgba(0,0,0,.08);
  border-radius: 999px; padding: 0 14px; height: 36px;
  font-size: 11px; letter-spacing: 0.32em; text-transform: uppercase;
  color: var(--neutral-700); font-weight: 600;
}
.blinklock-badge svg { color: var(--keyin-red); }

.blinklock-title {
  margin-top: 1.25rem;
  font-size: clamp(34px, 4vw, 58px);
  font-weight: 600; letter-spacing: -0.03em; line-height: 1.02;
  color: var(--neutral-950);
}
.blinklock-title em {
  font-style: normal;
  color: var(--keyin-red);
}

.blinklock-copy p {
  margin-top: 1.25rem; color: var(--neutral-600); line-height: 1.75; max-width: 34rem;
}
.blinklock-stats {
  margin-top: 2rem; display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 1rem; max-width: 28rem;
}
.blinklock-stat {
  background: rgba(255,255,255,.7); border: 1px solid rgba(0,0,0,.06);
  border-radius: 14px; padding: 1rem .75rem; text-align: center;
}
.blinklock-stat .num { font-size: 1.75rem; font-weight: 700; color: var(--neutral-950); line-height: 1; }
.blinklock-stat .lbl {
  margin-top: 6px; font-size: 10px; letter-spacing: 0.12em;
  text-transform: uppercase; color: var(--neutral-500);
}
.blinklock-points {
  margin-top: 2rem; display: flex; flex-direction: column; gap: .85rem;
}
.blinklock-point {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: 14.5px; color: var(--neutral-700); line-height: 1.55;
}
.blinklock-point::before {
  content: ''; width: 6px; height: 6px; border-radius: 50%;
  background: var(--keyin-red); margin-top: 8px; flex-shrink: 0;
}

.media-wrap {
  position: relative; border-radius: 1.25rem; overflow: hidden;
  background: #111; aspect-ratio: 16/10;
  box-shadow: 0 32px 80px rgba(0,0,0,.14);
}
.media-wrap video { width: 100%; height: 100%; object-fit: cover; }
.media-wrap img.media-still { width: 100%; height: 100%; object-fit: cover; display: block; }
.media-overlay {
  position: absolute; inset: 0; display: grid; place-items: center;
  background: rgba(0,0,0,.22); cursor: pointer; border: none;
}
.media-overlay.hidden { display: none; }
.play-btn {
  width: 64px; height: 64px; border-radius: 50%; background: var(--white);
  display: grid; place-items: center; box-shadow: 0 8px 32px rgba(0,0,0,.3);
  transition: transform .2s;
}
.media-overlay:hover .play-btn { transform: scale(1.06); }
.media-caption {
  position: absolute; bottom: 1rem; left: 1rem; right: 1rem;
  font-size: 12px; color: rgba(255,255,255,.88); letter-spacing: 0.02em;
}

/* FIRE SAFETY */
.fire-section {
  background: #0b0b0c; color: var(--white); padding: 6rem 0; overflow: hidden;
}
@media (min-width: 1024px) { .fire-section { padding: 8rem 0; } }
.fire-grid {
  display: grid; gap: 3rem; align-items: center;
}
@media (min-width: 1024px) { .fire-grid { grid-template-columns: 5fr 7fr; } }
.fire-copy p { margin-top: 1.25rem; color: rgba(255,255,255,.75); line-height: 1.7; }
.fire-points { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; }
.fire-point { display: flex; gap: 12px; align-items: flex-start; }
.fire-point-icon {
  width: 36px; height: 36px; border-radius: 8px; background: var(--keyin-red-soft);
  display: grid; place-items: center; flex-shrink: 0; color: var(--keyin-red);
}
.fire-point h4 { font-size: 14px; font-weight: 600; }
.fire-point p { font-size: 14px; color: rgba(255,255,255,.65); margin-top: 2px; }

.fire-image-wrap {
  border-radius: 1rem; overflow: hidden;
  box-shadow: 0 32px 80px rgba(0,0,0,.45);
  border: 1px solid rgba(255,255,255,.08);
}
.fire-image-wrap img { width: 100%; display: block; }

/* DEVELOPERS (pop popup) */
.developers-section {
  padding: 5rem 0;
  background: linear-gradient(180deg, var(--white) 0%, #fff7f2 100%);
}
@media (min-width: 1024px) { .developers-section { padding: 6rem 0; } }

.developers-popup {
  position: relative;
  border-radius: 1.5rem;
  overflow: hidden;
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 48%, #fff4ee 100%);
  border: 1px solid rgba(249, 115, 22, 0.22);
  box-shadow:
    0 28px 70px rgba(227, 30, 36, 0.1),
    0 10px 28px rgba(249, 115, 22, 0.08);
}
.developers-pop-bg {
  pointer-events: none;
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 50% 45% at 12% 18%, rgba(249, 115, 22, 0.14), transparent 68%),
    radial-gradient(ellipse 42% 38% at 88% 82%, rgba(227, 30, 36, 0.1), transparent 70%);
}
.developers-popup-accent {
  position: absolute; left: 0; top: 1.5rem; bottom: 1.5rem; width: 4px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--keyin-red), var(--keyin-orange));
}
.developers-popup-inner {
  position: relative; z-index: 1;
  padding: 2rem 1.5rem 1.75rem 1.75rem;
}
@media (min-width: 1024px) {
  .developers-popup-inner { padding: 2.75rem 2.5rem 2.25rem 2.75rem; }
}
.developers-popup::after {
  content: '+';
  position: absolute; right: 1.25rem; bottom: 1.25rem;
  font-size: 2rem; font-weight: 300; line-height: 1;
  color: var(--keyin-orange); opacity: 0.22; pointer-events: none;
}

.dev-header { max-width: 44rem; margin-bottom: 2rem; }
.dev-title {
  margin-top: .75rem;
  font-size: clamp(28px, 3.2vw, 44px);
  font-weight: 700; letter-spacing: -0.03em; line-height: 1.08;
  color: var(--neutral-900);
}
.dev-lead {
  margin-top: 1rem; font-size: 15px;
  color: var(--neutral-600); line-height: 1.75;
}

.dev-grid {
  display: grid; gap: 1px;
  background: rgba(249, 115, 22, 0.15);
  border: 1px solid rgba(249, 115, 22, 0.18);
  border-radius: 1rem; overflow: hidden;
}
@media (min-width: 768px) { .dev-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .dev-grid { grid-template-columns: repeat(4, 1fr); } }

.dev-card {
  background: rgba(255, 255, 255, 0.88);
  backdrop-filter: blur(6px);
  padding: 1.75rem 1.5rem;
  transition: background .2s, transform .2s;
}
.dev-card:hover {
  background: rgba(255, 255, 255, 0.98);
  transform: translateY(-2px);
}
.dev-card-icon {
  width: 44px; height: 44px; border-radius: 50%;
  background: linear-gradient(135deg, var(--keyin-red), var(--keyin-orange));
  display: grid; place-items: center; color: var(--white);
  margin-bottom: 1rem;
  box-shadow: 0 6px 18px rgba(227, 30, 36, 0.25);
}
.dev-card h3 { font-size: 16px; font-weight: 700; margin-bottom: .5rem; color: var(--neutral-900); }
.dev-card p { font-size: 13px; color: var(--neutral-600); line-height: 1.65; }

.dev-bottom {
  margin-top: 2rem;
  display: flex; flex-direction: column; gap: 1.25rem;
  padding: 1.5rem 1.25rem;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid rgba(249, 115, 22, 0.18);
  border-radius: 1rem;
}
@media (min-width: 768px) {
  .dev-bottom { flex-direction: row; align-items: center; justify-content: space-between; padding: 1.75rem 2rem; }
}
.dev-bottom-copy h3 { font-size: 1.2rem; font-weight: 700; color: var(--neutral-900); }
.dev-bottom-copy p {
  margin-top: .5rem; font-size: 14px; color: var(--neutral-600);
  max-width: 36rem; line-height: 1.65;
}
.dev-cta {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  color: var(--white); border: none; text-decoration: none;
  border-radius: 999px; padding: 0 1.5rem; height: 46px;
  font-size: 13px; font-weight: 600;
  white-space: nowrap; transition: transform .2s, box-shadow .2s;
  box-shadow: 0 8px 24px rgba(227, 30, 36, 0.28);
}
.dev-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(227, 30, 36, 0.35);
}

/* CONTACT */
.contact-section { padding: 6rem 0; background: var(--neutral-50); }
@media (min-width: 1024px) { .contact-section { padding: 8rem 0; } }
.contact-grid { display: grid; gap: 3rem; }
@media (min-width: 1024px) { .contact-grid { grid-template-columns: 5fr 7fr; gap: 3rem; } }

.contact-copy p { margin-top: 1.25rem; color: var(--neutral-600); line-height: 1.7; max-width: 28rem; }
.pricing-note {
  margin-top: 1.5rem; padding: 1rem 1.25rem; background: var(--white);
  border: 1px solid var(--neutral-200); border-radius: 12px;
  font-size: 14px; color: var(--neutral-700); line-height: 1.6;
}

.contact-cards { margin-top: 2rem; display: flex; flex-direction: column; gap: 1rem; }
.contact-card {
  display: flex; gap: 12px; align-items: flex-start;
}
.contact-card-icon {
  width: 40px; height: 40px; border-radius: 10px; background: var(--white);
  border: 1px solid var(--neutral-200); display: grid; place-items: center; flex-shrink: 0;
  color: var(--neutral-600);
}
.contact-card strong { display: block; font-size: 13px; font-weight: 600; }
.contact-card span { font-size: 14px; color: var(--neutral-600); }
.contact-card a { color: var(--keyin-orange); text-decoration: none; font-weight: 500; }
.contact-card a:hover { text-decoration: underline; }

.contact-form {
  background: var(--white); border-radius: 1rem; padding: 2rem;
  box-shadow: 0 24px 60px rgba(0,0,0,.08);
}
.form-row { display: grid; gap: 1rem; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 1rem; }
.form-group label {
  font-size: 11px; font-weight: 600; letter-spacing: 0.06em;
  text-transform: uppercase; color: var(--neutral-600);
}
.form-group input, .form-group select, .form-group textarea {
  border: 1.5px solid var(--neutral-200); border-radius: 10px;
  padding: .7rem .9rem; font-size: 14px; outline: none; transition: border .2s, box-shadow .2s;
  background: var(--white); width: 100%;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--keyin-red); box-shadow: 0 0 0 3px var(--keyin-red-soft);
}
.form-group textarea { min-height: 100px; resize: vertical; }
.form-submit {
  width: 100%; background: var(--keyin-red); color: var(--white);
  border: none; border-radius: 10px; padding: .9rem; font-weight: 600; font-size: 15px;
  cursor: pointer; transition: background .2s;
}
.form-submit:hover { background: var(--keyin-red-dark); }
.form-note { margin-top: 12px; font-size: 12px; color: var(--neutral-500); text-align: center; }

.form-success { display: none; text-align: center; padding: 3rem 1rem; }
.form-success.show { display: block; }
.form-success h3 { font-size: 1.5rem; font-weight: 600; margin-bottom: .75rem; }
.form-success p { color: var(--neutral-600); line-height: 1.7; max-width: 28rem; margin: 0 auto; }
.form-success button {
  margin-top: 1.5rem; background: none; border: none; color: var(--neutral-900);
  font-weight: 600; cursor: pointer; text-decoration: underline;
}
.contact-form.hidden { display: none; }

/* FOOTER */
.footer {
  background: var(--neutral-950); color: var(--white); padding: 4rem 0 1.5rem;
}
.footer-grid {
  display: grid; gap: 2rem;
}
@media (min-width: 768px) { .footer-grid { grid-template-columns: 2fr 1fr 1fr 1fr; } }
.footer-brand p { margin-top: 1.25rem; font-size: 14.5px; color: rgba(255,255,255,.65); line-height: 1.7; max-width: 20rem; }
.footer-made { margin-top: 1.5rem; display: flex; align-items: center; gap: 12px; font-size: 12px; color: rgba(255,255,255,.6); }

.footer-col h4 {
  font-size: 11px; letter-spacing: 0.3em; text-transform: uppercase;
  color: rgba(255,255,255,.5); margin-bottom: 1rem;
}
.footer-col a, .footer-col p {
  display: block; font-size: 14px; color: rgba(255,255,255,.75);
  padding: .25rem 0; transition: color .2s;
}
.footer-col a:hover { color: var(--keyin-orange); }

.footer-bottom {
  margin-top: 3.5rem; padding-top: 1.5rem; border-top: 1px solid rgba(255,255,255,.1);
  display: flex; flex-direction: column; gap: .5rem; font-size: 12px; color: rgba(255,255,255,.5);
}
@media (min-width: 640px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; }
}

/* UTILS */
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); border: 0; }

/* PRODUCT DETAIL PAGES */
.detail-page { padding-top: 80px; }
.detail-page .nav-bar { height: 80px; }
.detail-page .logo-img { height: 54px; }
@media (min-width: 1024px) { .detail-page .logo-img { height: 62px; } }
.detail-page .header .logo-img--dark { display: block; }
.detail-page .mobile-menu { top: 80px; }
.detail-breadcrumb {
  padding: .5rem 0 0;
  font-size: 12px; color: var(--neutral-500);
}
.detail-breadcrumb a { color: var(--neutral-600); transition: color .2s; }
.detail-breadcrumb a:hover { color: var(--keyin-orange); }
.detail-breadcrumb span { margin: 0 .4rem; }
.detail-hero {
  padding: .75rem 0 2rem;
  background: linear-gradient(165deg, #fff9f6 0%, #ffffff 45%, #fff4ee 100%);
}
.detail-hero--alt {
  background: linear-gradient(165deg, #f8fafc 0%, #ffffff 50%, #fff7f2 100%);
}
.detail-hero .product-grid {
  align-items: start;
}
@media (min-width: 1024px) {
  .detail-hero .product-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 1.75rem;
    align-items: stretch;
  }
}
.detail-hero .product-copy-card {
  height: auto;
  padding: 1rem 1rem 1rem 1.15rem;
}
@media (min-width: 1024px) {
  .detail-hero .product-copy-card {
    padding: 1.1rem 1.15rem 1.1rem 1.35rem;
    display: flex;
    flex-direction: column;
  }
}
.detail-hero .eyebrow-pop {
  padding: 0.28rem 0.6rem;
  font-size: 8px;
  letter-spacing: 0.22em;
}
.detail-hero .product-tagline {
  margin-top: 0.4rem;
  font-size: clamp(18px, 2vw, 26px);
  line-height: 1.06;
}
.detail-hero .product-sub {
  margin-top: 0.35rem;
  font-size: 12px;
  line-height: 1.4;
}
.detail-hero .product-desc {
  margin-top: 0.4rem;
  font-size: 12px;
  line-height: 1.45;
  max-width: none;
}
@media (min-width: 1024px) {
  .detail-hero .product-desc {
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
}
.detail-hero .tabs {
  margin-top: 0.65rem;
  padding: 3px;
  border: 1px solid rgba(249, 115, 22, 0.12);
}
.detail-hero .tab {
  padding: 5px 11px;
  font-size: 10px;
  font-weight: 500;
}
.detail-hero .tab.active {
  background: linear-gradient(90deg, var(--keyin-red), var(--keyin-orange));
  color: var(--white);
  box-shadow: 0 3px 10px rgba(227, 30, 36, 0.22);
}
.detail-hero .tab-panel { margin-top: 0.55rem; }
.detail-hero .feature-list {
  gap: 0.25rem;
}
@media (min-width: 1024px) {
  .detail-hero .feature-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.2rem 0.65rem;
  }
}
.detail-hero .feature-list li {
  gap: 6px;
  font-size: 11px;
  line-height: 1.35;
  padding: 0.28rem 0.45rem;
  border-radius: 6px;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.06), transparent);
}
.detail-hero .feature-list li::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  margin-top: 5px;
  flex-shrink: 0;
  background: linear-gradient(135deg, var(--keyin-red), var(--keyin-orange));
}
.detail-hero .spec-row {
  padding: 0.45rem 0;
  font-size: 11.5px;
}
.detail-hero .detail-actions {
  margin-top: 0.65rem;
  gap: 0.5rem;
}
.detail-hero .product-cta {
  font-size: 12px;
}
.detail-hero .product-cta--secondary {
  font-size: 11px;
  padding: 0.5rem 0.85rem;
}
.detail-hero .product-visual {
  display: flex;
  flex-direction: column;
  gap: .6rem;
  width: 100%;
}
@media (min-width: 1024px) {
  .detail-hero .product-visual {
    min-height: 100%;
  }
}
.detail-hero .product-frame {
  flex: none;
  width: 100%;
  aspect-ratio: 5 / 6;
  max-height: min(72vh, 520px);
  min-height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}
@media (min-width: 1024px) {
  .detail-hero .product-frame {
    flex: 1 1 auto;
    aspect-ratio: auto;
    min-height: 0;
    max-height: none;
  }
}
.detail-hero .product-frame img {
  width: 100%;
  height: 100%;
  max-width: 100%;
  max-height: 100%;
  object-fit: contain;
  padding: .85rem 1rem;
}
@media (min-width: 1024px) {
  .detail-hero .product-frame img {
    padding: 0.85rem 1rem;
  }
}
.detail-hero .thumb-grid {
  flex-shrink: 0;
  margin-top: 0;
  width: 100%;
}
.detail-hero .thumb-grid--scroll .thumb {
  flex: 0 0 52px;
}
.detail-spec-bar {
  margin-top: 1.25rem;
  display: grid; gap: .4rem;
  padding: .75rem 1rem;
  border-radius: 1rem;
  background: rgba(255,255,255,.85);
  border: 1px solid rgba(249, 115, 22, 0.15);
}
@media (min-width: 768px) {
  .detail-spec-bar { grid-template-columns: repeat(3, 1fr); gap: .75rem 1rem; }
}
@media (min-width: 1024px) {
  .detail-spec-bar { grid-template-columns: repeat(5, 1fr); }
}
.detail-spec-item {
  font-size: 11px; color: var(--neutral-600); line-height: 1.4;
}
.detail-spec-item strong {
  display: block; margin-bottom: 1px;
  font-size: 9px; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--neutral-500); font-weight: 600;
}
.detail-spec-item span { color: var(--neutral-900); font-weight: 600; }
.detail-actions {
  margin-top: 1.5rem;
  display: flex; flex-wrap: wrap; gap: .75rem; align-items: center;
}
.product-cta--secondary {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13px; font-weight: 600; color: var(--neutral-700);
  padding: .65rem 1.1rem; border-radius: 999px;
  border: 1px solid var(--neutral-200);
  transition: border-color .2s, color .2s;
}
.product-cta--secondary:hover { border-color: var(--keyin-orange); color: var(--keyin-orange); }
.detail-rich {
  padding: 3rem 0 4rem;
  background: var(--white);
}
.detail-rich-title {
  margin-bottom: 1.5rem;
  font-size: clamp(22px, 2.6vw, 30px);
  font-weight: 700; letter-spacing: -0.03em;
}
.detail-rich-stack {
  display: flex; flex-direction: column; gap: 1rem;
  max-width: 672px; margin: 0 auto;
}
.detail-rich-stack img {
  width: 100%; height: auto; border-radius: .75rem;
  border: 1px solid rgba(249, 115, 22, 0.1);
}
.detail-cta-band {
  padding: 3rem 0;
  background: linear-gradient(90deg, rgba(249, 115, 22, 0.08), rgba(227, 30, 36, 0.06));
  text-align: center;
}
.detail-cta-band h2 {
  font-size: clamp(22px, 3vw, 32px);
  font-weight: 700; letter-spacing: -0.03em;
}
.detail-cta-band p {
  margin-top: .75rem; color: var(--neutral-600); font-size: 15px;
}
.detail-cta-band .product-cta { margin-top: 1.25rem; justify-content: center; }
.product-section--compact { padding: 3rem 0; }
.product-section--compact .thumb-grid--scroll { max-width: 100%; }
.reveal {
  opacity: 1;
  transform: none;
  transition: opacity .6s, transform .6s;
}
.js .reveal:not(.visible) {
  opacity: 0;
  transform: translateY(24px);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}