:root {
  --navy: #061c61;
  --navy-deep: #020f3b;
  --cobalt: #123ed8;
  --aqua: #008ad1;
  --aqua-bright: #16baf3;
  --ice: #edf7ff;
  --mist: #f4f8ff;
  --silver: #a9b9cb;
  --ink: #0a1c35;
  --muted: #5b6c82;
  --line: #d6e5ef;
  --white: #ffffff;
  --shadow: 0 20px 65px rgba(5, 55, 118, .12);
  --radius-lg: 28px;
  --radius-md: 18px;
  --shell: min(1180px, calc(100% - 40px));
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--ink);
  background: var(--white);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { font: inherit; }
.page-shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; left: 16px; top: -80px; z-index: 1000; padding: 10px 16px; background: white; border-radius: 8px; color: var(--navy); }
.skip-link:focus { top: 16px; }

.research-bar {
  background: linear-gradient(90deg, #06195c, #123ed8 56%, #008ad1);
  color: #d9f7ff;
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 6px 20px;
  text-align: center;
  font-size: .78rem;
  font-weight: 750;
  letter-spacing: .12em;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  display: grid;
  grid-template-columns: 220px 1fr auto;
  align-items: center;
  min-height: 78px;
  padding: 10px max(20px, calc((100vw - 1180px) / 2));
  border-bottom: 1px solid rgba(214, 229, 239, .85);
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(16px);
}
.brand { display: inline-flex; align-items: center; gap: 9px; color: var(--navy); text-decoration: none; font-size: 1.35rem; letter-spacing: -.04em; }
.brand > span > span { color: #2e7ac6; }
.brand-mark { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 14px; background: linear-gradient(145deg, #0b2ea7, #159fe2); color: white; font-weight: 900; font-size: 1.45rem; box-shadow: 0 10px 24px rgba(18,62,216,.2); }
nav { display: flex; justify-content: center; gap: 32px; }
nav a, .footer-links a { text-decoration: none; font-size: .9rem; font-weight: 650; color: #33465f; }
nav a:hover, nav a:focus-visible, .footer-links a:hover, .footer-links a:focus-visible { color: var(--cobalt); }

.button {
  min-height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 22px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--cobalt), #07368f);
  box-shadow: 0 12px 30px rgba(7, 84, 200, .22);
  color: white;
  text-decoration: none;
  font-weight: 800;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-2px); box-shadow: 0 15px 36px rgba(7, 84, 200, .3); }
.button:focus-visible, button:focus-visible, a:focus-visible { outline: 3px solid rgba(8, 174, 202, .42); outline-offset: 3px; }
.button-small { min-height: 42px; padding: 9px 17px; font-size: .86rem; }
.button-wide { width: 100%; }
.button-aqua { background: linear-gradient(135deg, var(--aqua-bright), var(--cobalt)); }

.hero { position: relative; min-height: 690px; overflow: hidden; background: var(--ice); border-bottom: 8px solid #123ed8; }
.hero-image { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(255,255,255,.99) 0%, rgba(247,251,255,.94) 39%, rgba(237,247,255,.14) 68%, rgba(255,255,255,0) 100%); }
.hero-content { position: relative; z-index: 2; padding-top: 104px; }
.eyebrow { margin: 0 0 14px; color: var(--aqua); font-size: .78rem; font-weight: 850; letter-spacing: .17em; text-transform: uppercase; }
.eyebrow-light { color: #74e3f4; }
h1, h2, h3, p { margin-top: 0; }
h1, h2 { font-family: "Avenir Next", Inter, ui-sans-serif, system-ui, sans-serif; letter-spacing: -.045em; line-height: 1.03; }
h1 { max-width: 720px; margin-bottom: 24px; color: var(--navy); font-size: clamp(3.1rem, 5.6vw, 5.75rem); font-weight: 780; }
h2 { font-size: clamp(2.45rem, 4.4vw, 4.6rem); color: var(--navy); }
.hero-copy { max-width: 590px; margin-bottom: 30px; color: #3f536b; font-size: clamp(1.05rem, 1.4vw, 1.25rem); }
.hero-actions { display: flex; align-items: center; gap: 24px; }
.text-link { color: var(--navy); text-decoration: none; font-weight: 800; }
.text-link span { color: var(--aqua); font-size: 1.2em; }
.fact-row { display: flex; gap: 0; max-width: 650px; margin: 48px 0 0; padding: 0; list-style: none; }
.fact-row li { display: grid; gap: 0; min-width: 160px; padding: 0 24px; border-left: 1px solid var(--line); }
.fact-row li:first-child { padding-left: 0; border-left: 0; }
.fact-row strong { color: var(--navy); font-size: 1.55rem; letter-spacing: -.03em; }
.fact-row span { color: var(--muted); font-size: .8rem; }

.promise-strip { display: flex; align-items: center; justify-content: center; gap: 34px; padding: 18px 24px; background: linear-gradient(90deg, #04144f, #123ed8 55%, #008ad1); color: white; }
.promise-strip p { margin: 0; font-size: .83rem; font-weight: 750; letter-spacing: .06em; text-transform: uppercase; }
.promise-strip span { width: 5px; height: 5px; border-radius: 50%; background: #78efff; }

.product-section { display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(370px, .92fr); gap: 80px; align-items: center; padding-block: 110px; }
.product-gallery { display: grid; grid-template-columns: 90px 1fr; gap: 18px; }
.gallery-main { min-height: 610px; display: grid; place-items: center; overflow: hidden; border: 1px solid #e1edf4; border-radius: var(--radius-lg); background: radial-gradient(circle at 50% 40%, #fff 0, #f4fbfe 72%, #ebf6fb 100%); box-shadow: var(--shadow); }
.gallery-main img { width: 100%; height: 610px; object-fit: contain; }
.gallery-thumbnails { display: flex; flex-direction: column; gap: 12px; order: -1; }
.thumb { width: 86px; aspect-ratio: 1; overflow: hidden; padding: 4px; border: 1px solid var(--line); border-radius: 15px; background: white; cursor: pointer; }
.thumb img { width: 100%; height: 100%; object-fit: cover; border-radius: 10px; }
.thumb.is-active { border: 2px solid var(--cobalt); box-shadow: 0 7px 22px rgba(7, 84, 200, .14); }
.product-copy h2 { margin-bottom: 10px; }
.product-subtitle { color: var(--cobalt); font-weight: 800; }
.product-description { margin: 24px 0; color: var(--muted); font-size: 1.08rem; }
.spec-pills { display: flex; flex-wrap: wrap; gap: 9px; margin-bottom: 30px; }
.spec-pills span { padding: 8px 12px; border: 1px solid #cde6ef; border-radius: 999px; background: #f3fbfd; color: #1a5772; font-size: .78rem; font-weight: 750; }
.quantity-picker { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 0 0 18px; padding: 0; border: 0; }
.quantity-picker legend { margin-bottom: 10px; color: #31445b; font-size: .87rem; font-weight: 800; }
.quantity-option { display: grid; place-items: center; padding: 12px 8px; border: 1px solid var(--line); border-radius: 14px; background: white; color: var(--navy); cursor: pointer; }
.quantity-option strong { font-size: 1.2rem; }
.quantity-option span { color: var(--muted); font-size: .75rem; }
.quantity-option.is-selected { border-color: var(--cobalt); background: #f1f7ff; box-shadow: inset 0 0 0 1px var(--cobalt); }
.integration-note { margin: 10px 0 24px; color: #7c8a9c; font-size: .75rem; }
.product-microcopy { padding: 18px 20px; border-left: 3px solid var(--aqua); border-radius: 0 12px 12px 0; background: var(--mist); }
.product-microcopy p { margin: 0; color: #4b5e74; font-size: .82rem; }
.product-microcopy p + p { margin-top: 6px; }

.clarity-section { display: grid; grid-template-columns: 1fr 1fr; min-height: 780px; background: linear-gradient(145deg, #020d32, #061c61 70%, #0a3191); color: #dcecff; }
.clarity-media { min-height: 700px; overflow: hidden; }
.clarity-media img { width: 100%; height: 100%; object-fit: cover; }
.clarity-copy { align-self: center; max-width: 610px; padding: 80px clamp(36px, 6vw, 100px); }
.clarity-copy h2 { color: white; }
.clarity-copy > p:not(.eyebrow):not(.verify-note) { color: #b8cae0; font-size: 1.06rem; }
.spec-list { margin: 36px 0; border-top: 1px solid rgba(255,255,255,.18); }
.spec-list div { display: grid; grid-template-columns: 150px 1fr; gap: 24px; padding: 15px 0; border-bottom: 1px solid rgba(255,255,255,.16); }
.spec-list dt { color: #7cdaea; font-size: .78rem; font-weight: 850; letter-spacing: .08em; text-transform: uppercase; }
.spec-list dd { margin: 0; color: white; }
.verify-note { padding: 16px 18px; border: 1px solid rgba(116, 227, 244, .28); border-radius: 14px; background: rgba(116, 227, 244, .08); color: #c9d9e9; font-size: .8rem; }

.bench-section { display: grid; grid-template-columns: .85fr 1.15fr; gap: 74px; align-items: center; padding-block: 115px; }
.bench-copy h2 { max-width: 550px; }
.bench-copy > p:not(.eyebrow) { color: var(--muted); }
.check-list { margin: 28px 0 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 11px 0 11px 34px; border-bottom: 1px solid var(--line); color: #334a62; }
.check-list li::before { content: "✓"; position: absolute; left: 0; top: 10px; display: grid; place-items: center; width: 22px; height: 22px; border-radius: 50%; background: #dcf7fb; color: #028da8; font-weight: 900; }
.bench-media { overflow: hidden; border-radius: var(--radius-lg); box-shadow: var(--shadow); }
.bench-media img { width: 100%; min-height: 520px; object-fit: cover; }

.handling-section { padding-block: 110px; background: linear-gradient(180deg, #f5fbfe, #eaf7fc); }
.handling-section h2 { max-width: 780px; }
.step-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 45px; }
.step-grid article { min-height: 265px; padding: 28px; border: 1px solid #d5eaf2; border-radius: var(--radius-md); background: rgba(255,255,255,.82); box-shadow: 0 15px 35px rgba(6, 39, 96, .06); }
.step-grid article > span { color: var(--aqua); font-size: .75rem; font-weight: 900; letter-spacing: .14em; }
.step-grid h3 { margin: 30px 0 10px; color: var(--navy); font-size: 1.4rem; }
.step-grid p { color: var(--muted); font-size: .9rem; }
.handling-disclaimer { max-width: 870px; margin: 28px auto 0; text-align: center; color: #6a7b8f; font-size: .78rem; }

.faq-section { display: grid; grid-template-columns: .8fr 1.2fr; gap: 80px; padding-block: 115px; }
.faq-intro p:not(.eyebrow) { color: var(--muted); }
.accordion { border-top: 1px solid var(--line); }
.faq-item { border-bottom: 1px solid var(--line); }
.faq-item h3 { margin: 0; }
.faq-item button { width: 100%; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 22px 0; border: 0; background: none; color: var(--navy); text-align: left; font-weight: 800; cursor: pointer; }
.faq-item button span { color: var(--aqua); font-size: 1.4rem; font-weight: 400; }
.faq-answer { padding: 0 40px 20px 0; color: var(--muted); }
.faq-answer p { margin: 0; }

.final-cta { position: relative; min-height: 580px; overflow: hidden; }
.final-cta > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center; }
.final-cta-overlay { position: absolute; inset: 0; background: linear-gradient(90deg, rgba(2, 21, 48, .96) 0%, rgba(2, 21, 48, .82) 40%, rgba(2, 21, 48, .08) 70%); }
.final-cta-content { position: relative; z-index: 2; padding-top: 105px; color: white; }
.final-cta h2 { max-width: 670px; margin-bottom: 18px; color: white; }
.final-cta p:not(.eyebrow) { max-width: 560px; color: #c6d7e8; font-size: 1.08rem; }

footer { padding: 72px 0 28px; background: #f5f9fc; }
.footer-main { display: grid; grid-template-columns: 1.5fr .7fr 1fr; gap: 70px; padding-bottom: 48px; }
.footer-brand { margin-bottom: 8px; color: var(--navy); font-size: 2rem; letter-spacing: -.04em; }
.footer-brand span { color: #2e7ac6; }
.footer-main > div:first-child > p:last-child { color: var(--muted); }
.footer-links { display: flex; flex-direction: column; align-items: flex-start; gap: 10px; }
.legal { display: flex; justify-content: space-between; gap: 40px; padding-top: 22px; border-top: 1px solid var(--line); color: #6e7d8f; font-size: .72rem; }
.legal p:first-child { max-width: 820px; }

.toast { position: fixed; right: 22px; bottom: 22px; z-index: 500; max-width: 360px; padding: 15px 18px; border-radius: 13px; background: var(--navy-deep); box-shadow: 0 16px 45px rgba(0,0,0,.24); color: white; font-size: .86rem; opacity: 0; transform: translateY(15px); pointer-events: none; transition: .25s ease; }
.toast.is-visible { opacity: 1; transform: translateY(0); }

@media (max-width: 960px) {
  .site-header { grid-template-columns: 1fr auto; }
  .site-header nav { display: none; }
  .hero { min-height: 760px; }
  .hero-image { object-position: 69% center; }
  .hero-overlay { background: linear-gradient(90deg, rgba(255,255,255,.98), rgba(255,255,255,.9) 56%, rgba(255,255,255,.22)); }
  .product-section, .bench-section, .faq-section { grid-template-columns: 1fr; gap: 55px; }
  .product-section { max-width: 800px; }
  .clarity-section { grid-template-columns: 1fr; }
  .clarity-media { min-height: 620px; }
  .clarity-copy { max-width: none; }
  .step-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  :root { --shell: min(100% - 28px, 1180px); }
  .research-bar { font-size: .67rem; letter-spacing: .08em; }
  .site-header { min-height: 68px; padding-inline: 14px; }
  .brand { gap: 6px; font-size: 1.08rem; }
  .brand img { width: 40px; height: 40px; }
  .site-header .button { padding: 8px 13px; font-size: .74rem; }
  .hero { min-height: 760px; }
  .hero-image { object-position: 72% 100%; opacity: .72; }
  .hero-overlay { background: linear-gradient(180deg, rgba(255,255,255,.99) 0%, rgba(255,255,255,.93) 54%, rgba(255,255,255,.42) 78%, rgba(255,255,255,.12)); }
  .hero-content { padding-top: 64px; }
  h1 { font-size: clamp(2.75rem, 13vw, 4.25rem); }
  h2 { font-size: clamp(2.2rem, 10vw, 3.4rem); }
  .hero-actions { align-items: flex-start; flex-direction: column; gap: 15px; }
  .fact-row { margin-top: 38px; }
  .fact-row li { min-width: 0; flex: 1; padding: 0 10px; }
  .fact-row strong { font-size: 1.2rem; }
  .fact-row span { font-size: .66rem; }
  .promise-strip { flex-wrap: wrap; gap: 8px 15px; padding: 15px; }
  .promise-strip p { font-size: .67rem; }
  .product-section, .bench-section, .faq-section { padding-block: 78px; }
  .product-gallery { grid-template-columns: 1fr; }
  .gallery-main, .gallery-main img { min-height: 0; height: 440px; }
  .gallery-thumbnails { order: initial; flex-direction: row; }
  .thumb { width: 72px; }
  .quantity-picker { grid-template-columns: repeat(3, 1fr); }
  .clarity-media { min-height: 540px; }
  .clarity-copy { padding: 64px 22px; }
  .spec-list div { grid-template-columns: 110px 1fr; gap: 14px; }
  .bench-media img { min-height: 350px; }
  .step-grid { grid-template-columns: 1fr; }
  .step-grid article { min-height: auto; }
  .handling-section { padding-block: 78px; }
  .final-cta { min-height: 620px; }
  .final-cta > img { object-position: 69% center; }
  .final-cta-overlay { background: linear-gradient(180deg, rgba(2,21,48,.98), rgba(2,21,48,.83) 58%, rgba(2,21,48,.18)); }
  .final-cta-content { padding-top: 70px; }
  .footer-main { grid-template-columns: 1fr; gap: 30px; }
  .legal { flex-direction: column; gap: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}