/* ==========================================================================
   V-CHEK — Premium single-product landing page
   Design system + components + responsive + motion
   ========================================================================== */

/* ---------- Tokens ---------- */
:root {
  --primary: #071527;
  --primary-800: #0C2138;
  --primary-700: #123055;
  --secondary: #1466E0;
  --accent: #22D3EE;
  --accent-soft: #4DA3FF;

  --background: #ffffff;
  --surface: #F4F7FB;
  --surface-2: #EAF1F9;
  --text: #0A1626;
  --heading: #071527;
  --muted: #5B6B80;
  --border: #E2E9F2;

  --cta-grad: linear-gradient(135deg, #1466E0 0%, #1C8FE8 55%, #22B6E6 100%);
  --dark-grad: radial-gradient(120% 120% at 15% 0%, #123055 0%, #071527 55%, #050F1D 100%);

  --radius: 22px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --pill: 999px;

  --shadow-xs: 0 1px 2px rgba(7, 21, 39, .06);
  --shadow-sm: 0 6px 18px -8px rgba(7, 21, 39, .16);
  --shadow-md: 0 24px 48px -24px rgba(7, 21, 39, .30);
  --shadow-lg: 0 50px 90px -40px rgba(7, 21, 39, .40);

  --font: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --container: 1200px;
  --nav-h: 72px;

  --ease: cubic-bezier(.22, .68, .36, 1);
  --ease-out: cubic-bezier(.16, 1, .3, 1);
}

/* ---------- Reset / base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--background);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 { color: var(--heading); line-height: 1.12; letter-spacing: -.02em; margin: 0; }
p { margin: 0; }
ul, ol, dl { margin: 0; padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; border: 0; background: none; cursor: pointer; }

[hidden] { display: none !important; }

:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.skip-link {
  position: fixed;
  top: -60px;
  left: 16px;
  z-index: 200;
  padding: 12px 18px;
  background: var(--primary);
  color: #fff;
  border-radius: var(--radius-sm);
  font-weight: 700;
  transition: top .25s var(--ease);
}
.skip-link:focus { top: 14px; }

::selection { background: rgba(20, 102, 224, .18); }

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(20px, 5vw, 40px);
}
.container--narrow { max-width: 900px; }

.section { padding-block: clamp(64px, 9vw, 124px); position: relative; }
.section--surface {
  background: linear-gradient(180deg, var(--surface) 0%, #FBFDFE 100%);
}

.section__head { max-width: 760px; margin-bottom: clamp(36px, 5vw, 64px); }
.section__sub {
  margin-top: 18px;
  font-size: clamp(1rem, 1.4vw, 1.1rem);
  color: var(--muted);
  max-width: 60ch;
}

.h2 {
  font-size: clamp(1.85rem, 4vw, 3rem);
  font-weight: 800;
}
.lead {
  font-size: clamp(1.02rem, 1.5vw, 1.16rem);
  color: var(--text);
  line-height: 1.7;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 16px;
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
}
.eyebrow--light { color: var(--accent); }

.text-gradient {
  background: linear-gradient(100deg, #1466E0 0%, #1C8FE8 45%, #22D3EE 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.micro-note {
  margin-top: 28px;
  font-size: .86rem;
  color: var(--muted);
  text-align: center;
}

/* ---------- Buttons ---------- */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 52px;
  padding: 0 30px;
  border-radius: var(--pill);
  font-size: .93rem;
  font-weight: 700;
  letter-spacing: .04em;
  white-space: nowrap;
  overflow: hidden;
  isolation: isolate;
  transition: transform .35s var(--ease-out), box-shadow .35s var(--ease-out), background-color .3s, color .3s, border-color .3s;
  will-change: transform;
}
.btn svg { flex: none; }

.btn--sm { min-height: 44px; padding: 0 22px; font-size: .85rem; }
.btn--lg { min-height: 56px; padding: 0 34px; font-size: .97rem; }

.btn--primary {
  background: var(--cta-grad);
  color: #fff;
  box-shadow: 0 16px 32px -14px rgba(20, 102, 224, .7);
}
.btn--primary:hover { box-shadow: 0 22px 42px -14px rgba(20, 102, 224, .8); transform: translateY(-2px); }

.btn--ghost {
  background: rgba(255, 255, 255, .7);
  color: var(--primary);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
}
.btn--ghost:hover { border-color: #C6D5E6; background: #fff; transform: translateY(-2px); }

.btn--light { background: #fff; color: var(--primary); box-shadow: 0 18px 40px -18px rgba(0, 0, 0, .6); }
.btn--light:hover { transform: translateY(-2px); box-shadow: 0 26px 50px -18px rgba(0, 0, 0, .7); }

.btn--outline-light {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, .35);
  background: rgba(255, 255, 255, .05);
}
.btn--outline-light:hover { background: rgba(255, 255, 255, .12); border-color: rgba(255, 255, 255, .6); transform: translateY(-2px); }

/* shine sweep */
.btn::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(105deg, transparent 35%, rgba(255, 255, 255, .45) 50%, transparent 65%);
  transform: translateX(-130%);
  transition: transform .75s var(--ease-out);
}
.btn:hover::after { transform: translateX(130%); }

/* ---------- Progress + cursor glow ---------- */
.progress {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  z-index: 120;
  background: transparent;
  pointer-events: none;
}
.progress span {
  display: block;
  height: 100%;
  width: 0;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  box-shadow: 0 0 12px rgba(34, 211, 238, .7);
}

.cursor-glow {
  position: fixed;
  top: 0; left: 0;
  width: 380px;
  height: 380px;
  margin: -190px 0 0 -190px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(34, 211, 238, .14) 0%, rgba(20, 102, 224, .07) 45%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  opacity: 0;
  transition: opacity .4s;
}
.cursor-glow.is-on { opacity: 1; }

/* ---------- Navbar ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  transition: background-color .35s var(--ease), box-shadow .35s var(--ease), backdrop-filter .35s, border-color .35s;
  border-bottom: 1px solid transparent;
}
.nav.is-scrolled {
  background: rgba(255, 255, 255, .78);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom-color: rgba(226, 233, 242, .9);
  box-shadow: 0 8px 30px -20px rgba(7, 21, 39, .5);
}
.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: var(--nav-h);
}

.nav__logo { display: inline-flex; align-items: center; gap: 10px; }
.logo-mark { display: grid; place-items: center; }
.logo-type { display: flex; flex-direction: column; line-height: 1.05; }
.logo-type strong { font-size: 1.14rem; font-weight: 800; letter-spacing: .04em; color: var(--primary); }
.logo-type small { font-size: .6rem; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); font-weight: 600; }

.nav__links {
  display: flex;
  align-items: center;
  gap: clamp(14px, 2.4vw, 34px);
}
.nav__links > a:not(.btn) {
  position: relative;
  font-size: .93rem;
  font-weight: 600;
  color: var(--primary-800);
  padding: 8px 2px;
}
.nav__links > a:not(.btn)::after {
  content: "";
  position: absolute;
  left: 0; bottom: 2px;
  width: 100%;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s var(--ease-out);
}
.nav__links > a:not(.btn):hover::after,
.nav__links > a:not(.btn):focus-visible::after { transform: scaleX(1); }

.nav__toggle {
  display: none;
  width: 46px;
  height: 46px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: rgba(255, 255, 255, .8);
  place-items: center;
  padding: 0;
}
.nav__toggle span {
  display: block;
  width: 19px;
  height: 2px;
  margin: 3.4px auto;
  border-radius: 2px;
  background: var(--primary);
  transition: transform .3s var(--ease), opacity .2s;
}
.nav__toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(5.4px) rotate(45deg); }
.nav__toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav__toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-5.4px) rotate(-45deg); }

/* ---------- Hero ---------- */
.hero {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(32px, 6vw, 68px));
  padding-bottom: clamp(56px, 7vw, 96px);
  overflow: hidden;
  background:
    radial-gradient(90% 70% at 85% 10%, rgba(34, 211, 238, .12) 0%, transparent 60%),
    radial-gradient(70% 60% at 8% 90%, rgba(20, 102, 224, .10) 0%, transparent 65%),
    linear-gradient(180deg, #FFFFFF 0%, #F7FAFD 100%);
}
.hero__bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(11, 33, 61, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(11, 33, 61, .045) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(80% 70% at 50% 40%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(80% 70% at 50% 40%, #000 20%, transparent 75%);
  pointer-events: none;
}

.hero__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.04fr .96fr;
  grid-template-areas:
    "copy  media"
    "actions media";
  align-items: start;
  gap: clamp(20px, 3vw, 40px) clamp(28px, 5vw, 72px);
}
.hero__copy { grid-area: copy; }
.hero__actions { grid-area: actions; }
.hero__media { grid-area: media; align-self: center; }

.hero__title {
  font-size: clamp(2.35rem, 5.6vw, 4.35rem);
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1.05;
}
.hero__sub {
  margin-top: 22px;
  font-size: clamp(1.02rem, 1.5vw, 1.18rem);
  color: var(--muted);
  max-width: 46ch;
}

.hero__buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 8px;
}
.hero__trust {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 18px;
  font-size: .87rem;
  font-weight: 600;
  color: var(--muted);
}
.hero__trust svg { color: var(--secondary); }

.hero__media {
  position: relative;
  display: grid;
  place-items: center;
  padding: clamp(16px, 3vw, 34px);
}
.hero__glow {
  position: absolute;
  width: min(115%, 560px);
  aspect-ratio: 1;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, rgba(34, 211, 238, .45) 0%, transparent 55%),
    radial-gradient(circle at 70% 70%, rgba(20, 102, 224, .38) 0%, transparent 60%);
  filter: blur(28px);
  animation: glowDrift 14s ease-in-out infinite alternate;
}
.hero__ring {
  position: absolute;
  width: min(88%, 440px);
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px dashed rgba(20, 102, 224, .3);
  animation: spinSlow 46s linear infinite;
}
.hero__img {
  position: relative;
  width: min(100%, 460px);
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: 32px;
  background: #fff;
  box-shadow: var(--shadow-lg), 0 0 0 1px rgba(226, 233, 242, .8);
  animation: heroFloat 7s ease-in-out infinite;
}
.js .hero__img { animation: heroIn .9s var(--ease-out) both, heroFloat 7s ease-in-out .9s infinite; }

/* floating feature cards */
.float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, .82);
  border: 1px solid rgba(255, 255, 255, .9);
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2;
}
.float-card__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background: linear-gradient(135deg, rgba(20, 102, 224, .14), rgba(34, 211, 238, .18));
  color: var(--secondary);
}
.float-card__label {
  display: flex;
  flex-direction: column;
  font-size: .84rem;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.2;
}
.float-card__label small {
  font-size: .68rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
}
.float-card--bp    { top: 8%;  left: -4%; animation: cardIn .7s var(--ease-out) .55s both, floatY 6s ease-in-out 1.3s infinite; }
.float-card--pulse { bottom: 20%; left: -8%; animation: cardIn .7s var(--ease-out) .75s both, floatY 6.6s ease-in-out 1.5s infinite; }
.float-card--spo2  { top: 26%; right: -6%; animation: cardIn .7s var(--ease-out) .95s both, floatY 7.2s ease-in-out 1.7s infinite; }

/* ---------- Trust strip ---------- */
.strip {
  background: var(--primary);
  color: #DCE7F5;
  padding-block: clamp(26px, 3.5vw, 40px);
}
.strip__list {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 2vw, 28px);
}
.strip__list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: .93rem;
  font-weight: 500;
}
.strip__list svg { color: var(--accent); flex: none; }
.strip__list strong { color: #fff; font-weight: 700; }
.strip__note {
  margin-top: 16px;
  font-size: .76rem;
  color: rgba(220, 231, 245, .55);
}

/* ---------- Intro ---------- */
.intro__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 60px);
  align-items: start;
}
.intro__body { display: grid; gap: 18px; color: var(--muted); }
.intro__body .lead { color: var(--text); }

.intro__facts {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(12px, 2vw, 22px);
  margin-top: clamp(18px, 3vw, 34px);
}
.intro__facts li {
  padding: clamp(18px, 2.4vw, 28px);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #fff 0%, #FBFDFF 100%);
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out), border-color .3s;
}
.intro__facts li:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: #D3E0EF;
}
.fact__value {
  display: block;
  font-size: clamp(1.5rem, 2.6vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -.03em;
  background: linear-gradient(120deg, #1466E0, #22B6E6);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.fact__label { display: block; margin-top: 6px; font-size: .85rem; color: var(--muted); font-weight: 600; }

/* ---------- Feature grid ---------- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 2vw, 24px);
}
.feature-card {
  position: relative;
  padding: clamp(24px, 3vw, 34px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out), border-color .3s;
}
.feature-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 3px;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s var(--ease-out);
}
.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-md);
  border-color: #D3E0EF;
}
.feature-card:hover::before { transform: scaleX(1); }

.feature-card__num {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: #B9C7D9;
}
.feature-card__icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 20px;
  border-radius: 17px;
  color: var(--secondary);
  background: linear-gradient(135deg, rgba(20, 102, 224, .12), rgba(34, 211, 238, .16));
  transition: transform .45s var(--ease-out);
}
.feature-card:hover .feature-card__icon { transform: translateY(-3px) scale(1.06); }
.feature-card h3 {
  font-size: 1.06rem;
  font-weight: 800;
  letter-spacing: .01em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.feature-card p { font-size: .95rem; color: var(--muted); }

/* ---------- Steps ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(18px, 3vw, 34px);
  counter-reset: step;
}
.step {
  position: relative;
  padding: clamp(24px, 3vw, 34px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-xs);
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out);
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.step__line {
  position: absolute;
  top: 56px;
  right: calc(clamp(18px, 3vw, 34px) * -1 - clamp(18px, 3vw, 34px) / 2);
  width: clamp(18px, 3vw, 34px);
  height: 2px;
  background: repeating-linear-gradient(90deg, var(--accent-soft) 0 8px, transparent 8px 16px);
  background-size: 200% 100%;
  animation: dashMove 1.4s linear infinite;
}
.step__line--last { display: none; }

.step__num {
  display: inline-block;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .16em;
  color: var(--secondary);
  margin-bottom: 14px;
}
.step__icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  margin-bottom: 18px;
  border-radius: 50%;
  color: #fff;
  background: var(--cta-grad);
  box-shadow: 0 14px 26px -12px rgba(20, 102, 224, .8);
}
.step h3 { font-size: 1.12rem; font-weight: 800; margin-bottom: 10px; }
.step p { font-size: .95rem; color: var(--muted); }

.how__visual {
  margin-top: clamp(30px, 4vw, 54px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.how__visual img { width: 100%; }

/* ---------- Showcase ---------- */
.showcase__grid {
  display: grid;
  grid-template-columns: 1.02fr .98fr;
  gap: clamp(30px, 5vw, 72px);
  align-items: center;
}

.showcase__frame {
  position: relative;
  border-radius: var(--radius);
  background: radial-gradient(70% 70% at 50% 40%, #FFFFFF 0%, #EEF4FA 100%);
  border: 1px solid var(--border);
  padding: clamp(24px, 4vw, 46px);
  box-shadow: var(--shadow-sm);
}
.showcase__frame img {
  width: 100%;
  aspect-ratio: 1;
  object-fit: contain;
  border-radius: var(--radius-md);
  transition: opacity .35s var(--ease);
}
.showcase__frame img.is-fading { opacity: 0; }

.callout {
  position: absolute;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .04em;
  color: var(--primary);
  background: rgba(255, 255, 255, .9);
  border: 1px solid var(--border);
  border-radius: var(--pill);
  box-shadow: var(--shadow-sm);
  backdrop-filter: blur(8px);
}
.callout i {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 4px rgba(34, 211, 238, .22);
}
.callout--1 { top: 7%; left: 4%; }
.callout--2 { top: 34%; right: 3%; }
.callout--3 { bottom: 26%; left: 2%; }
.callout--4 { bottom: 7%; right: 8%; }

.thumbs {
  display: flex;
  gap: 12px;
  margin-top: 18px;
  flex-wrap: wrap;
}
.thumb {
  width: 74px;
  height: 74px;
  padding: 6px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #fff;
  transition: border-color .25s, transform .3s var(--ease-out), box-shadow .3s;
}
.thumb img { width: 100%; height: 100%; object-fit: contain; }
.thumb:hover { transform: translateY(-3px); box-shadow: var(--shadow-sm); }
.thumb.is-active { border-color: var(--secondary); box-shadow: 0 0 0 3px rgba(20, 102, 224, .14); }

.showcase__copy .lead { margin-top: 18px; color: var(--muted); }
.checklist { display: grid; gap: 14px; margin: 26px 0 32px; }
.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .97rem;
  color: var(--muted);
}
.checklist strong { color: var(--text); }
.checklist svg {
  flex: none;
  margin-top: 3px;
  color: #fff;
  background: var(--cta-grad);
  border-radius: 50%;
  padding: 3px;
  width: 22px;
  height: 22px;
}

/* ---------- Dashboard ---------- */
.dash {
  position: relative;
  border-radius: calc(var(--radius) + 6px);
  background: var(--dark-grad);
  border: 1px solid rgba(255, 255, 255, .09);
  padding: clamp(22px, 3.4vw, 42px);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  color: #D7E3F3;
}
.dash::before {
  content: "";
  position: absolute;
  top: -40%; right: -10%;
  width: 60%; aspect-ratio: 1;
  background: radial-gradient(circle, rgba(34, 211, 238, .18) 0%, transparent 65%);
  pointer-events: none;
}
.dash__top {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: clamp(18px, 2.6vw, 30px);
}
.dash__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: .04em;
  color: #fff;
}
.dash__dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(34, 211, 238, .2);
  animation: pulseDot 2.4s ease-in-out infinite;
}
.dash__meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: .85rem;
  color: rgba(215, 227, 243, .7);
}
.dash__badge {
  padding: 5px 12px;
  border-radius: var(--pill);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  background: rgba(34, 211, 238, .12);
  border: 1px solid rgba(34, 211, 238, .32);
}

.dash__grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: clamp(12px, 1.8vw, 20px);
}
.dash-card {
  background: rgba(255, 255, 255, .055);
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: var(--radius-md);
  padding: clamp(16px, 2.2vw, 24px);
  backdrop-filter: blur(8px);
}
.dash-card header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-bottom: 14px;
}
.dash-card h3 { font-size: .88rem; font-weight: 700; letter-spacing: .08em; text-transform: uppercase; color: rgba(215, 227, 243, .82); }
.tag {
  font-size: .63rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: rgba(215, 227, 243, .62);
  border: 1px solid rgba(255, 255, 255, .16);
  padding: 3px 8px;
  border-radius: var(--pill);
}
.dash-card__value {
  display: flex;
  align-items: baseline;
  gap: 6px;
  color: #fff;
  flex-wrap: wrap;
}
.dash-card__value strong { font-size: clamp(2rem, 4vw, 2.9rem); font-weight: 800; letter-spacing: -.03em; }
.dash-card__value span { font-size: 1.6rem; color: rgba(255, 255, 255, .4); font-weight: 300; }
.dash-card__value em {
  font-style: normal;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-left: 4px;
}
.dash-card__value--sm strong { font-size: clamp(1.7rem, 3vw, 2.3rem); }

.chart { margin-top: 16px; }
.chart__svg { width: 100%; height: clamp(110px, 15vw, 150px); }
.chart__grid line { stroke: rgba(255, 255, 255, .08); stroke-width: 1; }
.chart__line {
  stroke-dasharray: 1400;
  stroke-dashoffset: 1400;
}
.dash.is-in .chart__line { animation: drawLine 1.8s var(--ease-out) .25s forwards; }
.chart__area { opacity: 0; }
.dash.is-in .chart__area { animation: fadeIn 1.1s ease 1s forwards; }
.chart__dot { fill: var(--accent); opacity: 0; }
.dash.is-in .chart__dot { animation: fadeIn .5s ease 1.7s forwards, pulseDot 2.2s ease-in-out 2.2s infinite; }

.chart__axis {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: .7rem;
  letter-spacing: .06em;
  color: rgba(215, 227, 243, .55);
}

.spark { margin-top: 14px; }
.spark svg { width: 100%; height: 56px; }

.gauge {
  margin-top: 20px;
  height: 8px;
  border-radius: var(--pill);
  background: rgba(255, 255, 255, .1);
  overflow: hidden;
}
.gauge span {
  display: block;
  height: 100%;
  width: var(--v);
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent-soft), var(--accent));
}

.dash__log {
  position: relative;
  margin-top: clamp(14px, 2vw, 20px);
  border-top: 1px solid rgba(255, 255, 255, .1);
  padding-top: clamp(12px, 1.8vw, 18px);
  display: grid;
  gap: 8px;
}
.dash__log-row {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: 10px;
  padding: 11px 16px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .04);
  font-size: .87rem;
}
.dash__log-row span { color: rgba(215, 227, 243, .62); }
.dash__log-row b { font-weight: 700; color: #fff; text-align: right; }
.dash__note {
  position: relative;
  margin-top: 16px;
  font-size: .78rem;
  color: rgba(215, 227, 243, .55);
  text-align: center;
}

/* ---------- Everyday / lifestyle ---------- */
.life-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(14px, 2vw, 22px);
}
.life-card {
  padding: clamp(22px, 2.8vw, 32px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform .45s var(--ease-out), box-shadow .45s var(--ease-out);
}
.life-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.life-card__icon {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  margin-bottom: 18px;
  border-radius: 15px;
  color: var(--secondary);
  background: linear-gradient(135deg, rgba(20, 102, 224, .12), rgba(34, 211, 238, .16));
}
.life-card h3 { font-size: 1.06rem; font-weight: 800; margin-bottom: 8px; }
.life-card p { font-size: .93rem; color: var(--muted); }

/* ---------- Comparison ---------- */
.compare {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: clamp(14px, 2.5vw, 30px);
  align-items: stretch;
}
.compare__col {
  border-radius: var(--radius);
  padding: clamp(26px, 3.4vw, 40px);
  border: 1px solid var(--border);
}
.compare__col--muted { background: var(--surface); color: var(--muted); }
.compare__col--muted h3 { color: var(--muted); }
.compare__col--brand {
  background: var(--dark-grad);
  border-color: rgba(255, 255, 255, .1);
  color: #D7E3F3;
  box-shadow: var(--shadow-lg);
}
.compare__col--brand h3 { color: #fff; }

.compare__label {
  display: inline-block;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #93A3B7;
  margin-bottom: 12px;
}
.compare__label--accent { color: var(--accent); }
.compare__col h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); font-weight: 800; margin-bottom: 22px; }
.compare__col ul { display: grid; gap: 15px; }
.compare__col li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .97rem;
}
.dot {
  flex: none;
  width: 9px; height: 9px;
  border-radius: 50%;
  margin-top: 8px;
}
.dot--muted { background: #B4C1D1; }
.dot--accent { background: var(--accent); box-shadow: 0 0 0 4px rgba(34, 211, 238, .2); }

.compare__vs {
  display: grid;
  place-items: center;
}
.compare__vs span {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 50%;
  background: #fff;
  border: 1px solid var(--border);
  font-size: .82rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: var(--muted);
  box-shadow: var(--shadow-sm);
}

.compare__visual {
  margin-top: clamp(28px, 4vw, 48px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.compare__visual img { width: 100%; }

/* ---------- Trust ---------- */
.trust__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(14px, 2vw, 22px);
}
.trust-card {
  padding: clamp(22px, 2.8vw, 30px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: transform .4s var(--ease-out), box-shadow .4s var(--ease-out);
}
.trust-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.trust-card svg { color: var(--secondary); margin-bottom: 14px; }
.trust-card h3 { font-size: 1rem; font-weight: 800; margin-bottom: 8px; }
.trust-card p { font-size: .92rem; color: var(--muted); }

.validation {
  display: grid;
  grid-template-columns: 1.05fr .95fr;
  gap: clamp(24px, 4vw, 52px);
  align-items: center;
  margin-top: clamp(30px, 4vw, 54px);
  padding: clamp(22px, 3vw, 38px);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.validation__media {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--surface);
}
.validation__copy h3 {
  font-size: clamp(1.3rem, 2.4vw, 1.85rem);
  font-weight: 800;
  margin-bottom: 14px;
}
.validation__copy p { color: var(--muted); margin-bottom: 14px; font-size: .97rem; }
.validation__copy strong { color: var(--text); }
.validation__copy .micro-note { text-align: left; font-size: .82rem; }

/* ---------- Accordion ---------- */
.accordion {
  border-top: 1px solid var(--border);
}
.acc-item { border-bottom: 1px solid var(--border); }
.acc-item h3 { margin: 0; }
.acc-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px 4px;
  text-align: left;
  font-size: clamp(1rem, 1.6vw, 1.12rem);
  font-weight: 700;
  color: var(--heading);
  transition: color .25s;
}
.acc-btn:hover { color: var(--secondary); }
.acc-icon {
  position: relative;
  flex: none;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: #fff;
  transition: background-color .3s, border-color .3s, transform .4s var(--ease-out);
}
.acc-icon::before, .acc-icon::after {
  content: "";
  position: absolute;
  top: 50%; left: 50%;
  width: 13px;
  height: 2px;
  border-radius: 2px;
  background: var(--primary);
  transform: translate(-50%, -50%);
  transition: transform .35s var(--ease-out), background-color .3s;
}
.acc-icon::after { transform: translate(-50%, -50%) rotate(90deg); }
.acc-btn[aria-expanded="true"] .acc-icon {
  background: var(--cta-grad);
  border-color: transparent;
  transform: rotate(180deg);
}
.acc-btn[aria-expanded="true"] .acc-icon::before,
.acc-btn[aria-expanded="true"] .acc-icon::after { background: #fff; }
.acc-btn[aria-expanded="true"] .acc-icon::after { transform: translate(-50%, -50%) rotate(0deg); }

.acc-panel {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows .45s var(--ease-out);
}
.acc-item.is-open .acc-panel { grid-template-rows: 1fr; }
.acc-panel__inner {
  overflow: hidden;
  min-height: 0;
}
.acc-panel__inner > * { margin-bottom: 18px; }
.acc-panel__inner > *:last-child { margin-bottom: 26px; }
.acc-panel p { color: var(--muted); font-size: .97rem; max-width: 72ch; }
.acc-actions { padding-top: 4px; }

.spec { display: grid; gap: 2px; }
.spec > div {
  display: grid;
  grid-template-columns: minmax(140px, 220px) 1fr;
  gap: 16px;
  padding: 13px 16px;
  border-radius: 12px;
  background: var(--surface);
}
.spec > div:nth-child(even) { background: #FAFCFE; }
.spec dt { font-weight: 700; font-size: .89rem; color: var(--primary-800); }
.spec dd { margin: 0; font-size: .93rem; color: var(--muted); }

/* ---------- Disclaimer ---------- */
.disclaimer {
  display: flex;
  gap: 14px;
  align-items: flex-start;
  margin-top: clamp(30px, 4vw, 46px);
  padding: 20px 22px;
  border: 1px solid #D6E4F4;
  background: linear-gradient(135deg, rgba(20, 102, 224, .06), rgba(34, 211, 238, .07));
  border-radius: var(--radius-md);
}
.disclaimer svg { flex: none; color: var(--secondary); margin-top: 3px; }
.disclaimer p { font-size: .9rem; color: var(--muted); }
.disclaimer strong { color: var(--primary); }

/* ---------- Final CTA ---------- */
.final {
  position: relative;
  overflow: hidden;
  background: var(--dark-grad);
  padding-block: clamp(76px, 11vw, 150px);
  text-align: center;
  color: #C9D8EC;
}
.final__glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  pointer-events: none;
}
.final__glow--1 {
  width: 480px; height: 480px;
  top: -160px; left: -120px;
  background: rgba(20, 102, 224, .5);
  animation: glowDrift 12s ease-in-out infinite alternate;
}
.final__glow--2 {
  width: 520px; height: 520px;
  bottom: -200px; right: -140px;
  background: rgba(34, 211, 238, .35);
  animation: glowDrift 15s ease-in-out infinite alternate-reverse;
}
.final__inner { position: relative; z-index: 1; }
.final__title {
  font-size: clamp(2.1rem, 5vw, 3.9rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -.035em;
}
.final__sub {
  margin: 20px auto 0;
  max-width: 54ch;
  font-size: clamp(1rem, 1.5vw, 1.14rem);
  color: rgba(201, 216, 236, .85);
}
.final__buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}
.final__trust {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 24px;
  font-size: .86rem;
  color: rgba(201, 216, 236, .7);
}
.final__trust svg { color: var(--accent); }

/* ---------- Footer ---------- */
.footer {
  background: #050F1D;
  color: #9DB0C8;
  padding-top: clamp(50px, 7vw, 80px);
  padding-bottom: calc(32px + env(safe-area-inset-bottom, 0px));
  font-size: .93rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr repeat(3, 1fr);
  gap: clamp(26px, 4vw, 48px);
  padding-bottom: clamp(30px, 4vw, 46px);
  border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.nav__logo--footer .logo-type strong { color: #fff; }
.footer__brand p { margin: 16px 0 20px; max-width: 32ch; color: #8FA3BC; }

.footer__col { display: flex; flex-direction: column; gap: 12px; align-items: flex-start; }
.footer__col h3 {
  font-size: .76rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: #6D84A1;
  margin-bottom: 6px;
}
.footer__col a { color: #C4D2E4; font-weight: 500; transition: color .25s; }
.footer__col a:hover { color: var(--accent); }
.footer__muted { color: #6D84A1; font-size: .85rem; line-height: 1.6; }

.footer__disclaimer {
  margin-top: clamp(26px, 3.5vw, 40px);
  font-size: .8rem;
  line-height: 1.7;
  color: #7D92AE;
  max-width: 100ch;
}
.footer__disclaimer strong { color: #A9BCD3; }
.footer__bottom {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 26px;
  font-size: .85rem;
  color: #7D92AE;
}

/* ---------- Sticky mobile buy bar ---------- */
.buybar {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 95;
  display: none;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom, 0px));
  background: rgba(255, 255, 255, .92);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-top: 1px solid var(--border);
  box-shadow: 0 -12px 30px -18px rgba(7, 21, 39, .5);
  transform: translateY(110%);
  transition: transform .4s var(--ease-out);
}
.buybar.is-visible { transform: translateY(0); }
.buybar__info { display: flex; flex-direction: column; line-height: 1.2; }
.buybar__info strong { font-size: .98rem; font-weight: 800; color: var(--primary); letter-spacing: .03em; }
.buybar__info span { font-size: .72rem; color: var(--muted); font-weight: 600; }

/* ---------- Back to top ---------- */
.totop {
  position: fixed;
  right: 18px;
  bottom: 22px;
  z-index: 94;
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(14px);
  transition: opacity .35s, transform .35s var(--ease-out), visibility .35s, background-color .3s;
}
.totop.is-visible { opacity: 1; visibility: visible; transform: translateY(0); }
.totop:hover { background: var(--secondary); }

/* ---------- Exit popup ---------- */
.exit {
  position: fixed;
  inset: 0;
  z-index: 150;
  display: grid;
  place-items: center;
  padding: 24px;
}
.exit__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(5, 15, 29, .62);
  backdrop-filter: blur(6px);
  animation: fadeIn .3s ease both;
}
.exit__panel {
  position: relative;
  width: min(100%, 460px);
  padding: clamp(30px, 4vw, 44px);
  text-align: center;
  background: #fff;
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow-lg);
  animation: popIn .5s var(--ease-out) both;
}
.exit__close {
  position: absolute;
  top: 14px; right: 14px;
  width: 40px; height: 40px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: var(--surface);
  color: var(--muted);
  transition: background-color .25s, color .25s;
}
.exit__close:hover { background: var(--surface-2); color: var(--primary); }
.exit__tag {
  display: inline-block;
  font-size: .74rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 14px;
}
.exit__panel h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; margin-bottom: 12px; }
.exit__panel p { color: var(--muted); font-size: .96rem; margin-bottom: 24px; }
.exit__dismiss {
  display: block;
  margin: 16px auto 0;
  font-size: .86rem;
  font-weight: 600;
  color: var(--muted);
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ==========================================================================
   Animations
   ========================================================================== */
@keyframes heroIn {
  from { opacity: 0; transform: scale(.96); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes heroFloat {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-14px); }
}
@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%      { transform: translateY(-11px); }
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(16px) scale(.96); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}
@keyframes glowDrift {
  0%   { transform: translate3d(0, 0, 0) scale(1); }
  100% { transform: translate3d(28px, -26px, 0) scale(1.08); }
}
@keyframes spinSlow { to { transform: rotate(360deg); } }
@keyframes dashMove { to { background-position: -32px 0; } }
@keyframes pulseDot {
  0%, 100% { box-shadow: 0 0 0 5px rgba(34, 211, 238, .2); }
  50%      { box-shadow: 0 0 0 9px rgba(34, 211, 238, .06); }
}
@keyframes drawLine { to { stroke-dashoffset: 0; } }
@keyframes fadeIn { to { opacity: 1; } }
@keyframes popIn {
  from { opacity: 0; transform: translateY(22px) scale(.97); }
  to   { opacity: 1; transform: translateY(0) scale(1); }
}

/* scroll reveal */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity .75s var(--ease-out), transform .75s var(--ease-out);
  transition-delay: calc(var(--d, 0) * 90ms);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }
[data-reveal-delay="1"] { --d: 1; }
[data-reveal-delay="2"] { --d: 2; }
[data-reveal-delay="3"] { --d: 3; }
[data-reveal-delay="4"] { --d: 4; }

/* hero copy entrance (plays on load) */
.js .hero__copy .eyebrow,
.js .hero__title,
.js .hero__sub,
.js .hero__actions {
  animation: fadeUp .85s var(--ease-out) both;
}
.js .hero__copy .eyebrow { animation-delay: .05s; }
.js .hero__title { animation-delay: .16s; }
.js .hero__sub { animation-delay: .3s; }
.js .hero__actions { animation-delay: .44s; }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(26px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ==========================================================================
   Eye-catch enhancement layer (additive)
   ========================================================================== */

/* animated gradient text */
.text-gradient,
.fact__value {
  background-size: 230% 100%;
  animation: gradientShift 8s ease-in-out infinite;
}
@keyframes gradientShift {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}

/* hero aurora blobs */
.hero::before,
.hero::after {
  content: "";
  position: absolute;
  z-index: 0;
  border-radius: 50%;
  filter: blur(84px);
  pointer-events: none;
}
.hero::before {
  width: 540px; height: 540px;
  top: -200px; right: -140px;
  background: radial-gradient(circle, rgba(34, 211, 238, .42) 0%, transparent 66%);
  animation: glowDrift 16s ease-in-out infinite alternate;
}
.hero::after {
  width: 480px; height: 480px;
  bottom: -220px; left: -160px;
  background: radial-gradient(circle, rgba(20, 102, 224, .34) 0%, transparent 66%);
  animation: glowDrift 20s ease-in-out infinite alternate-reverse;
}
.hero__grid { z-index: 1; }

/* product spotlight behind the hero device */
.hero__media::before {
  content: "";
  position: absolute;
  z-index: 0;
  width: min(94%, 470px);
  aspect-ratio: 1;
  border-radius: 40px;
  background:
    radial-gradient(120% 120% at 28% 18%, rgba(34, 211, 238, .30) 0%, transparent 58%),
    linear-gradient(150deg, rgba(20, 102, 224, .18) 0%, rgba(34, 211, 238, .10) 100%);
  border: 1px solid rgba(255, 255, 255, .55);
  box-shadow: 0 46px 90px -46px rgba(20, 102, 224, .65);
  animation: glowDrift 18s ease-in-out infinite alternate;
}
.hero__img { z-index: 1; }

/* glowing, gently pulsing hero CTA */
.hero__buttons .btn--primary,
.buybar .btn--primary {
  background-size: 200% 200%;
  animation: ctaShift 8s ease infinite, ctaPulse 3.6s ease-in-out infinite;
}
@keyframes ctaShift {
  0%, 100% { background-position: 0% 50%; }
  50%      { background-position: 100% 50%; }
}
@keyframes ctaPulse {
  0%, 100% { box-shadow: 0 16px 34px -14px rgba(20, 102, 224, .75); }
  50%      { box-shadow: 0 20px 48px -12px rgba(34, 211, 238, .8); }
}

/* colorful card hover glow */
.feature-card:hover,
.step:hover,
.trust-card:hover,
.intro__facts li:hover {
  box-shadow: 0 30px 64px -34px rgba(20, 102, 224, .55), 0 0 0 1px rgba(34, 211, 238, .22);
}

/* shimmering trust strip */
.strip {
  position: relative;
  background: linear-gradient(120deg, #071527 0%, #0D2542 48%, #071527 100%);
}
.strip::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent), var(--secondary), transparent);
  background-size: 200% 100%;
  animation: gradientShift 6s linear infinite;
}

/* ==========================================================================
   Major motion layer
   ========================================================================== */

/* --- dramatic scroll reveals (with direction variants) --- */
.js [data-reveal] {
  opacity: 0;
  transform: translateY(36px) scale(.978);
  filter: blur(3px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out), filter .7s var(--ease-out);
  transition-delay: calc(var(--d, 0) * 90ms);
}
.js [data-reveal].is-in { opacity: 1; transform: none; filter: blur(0); }

.js [data-reveal="left"]  { transform: translateX(-72px); }
.js [data-reveal="right"] { transform: translateX(72px); }
.js [data-reveal="zoom"]  { transform: scale(.8); }
.js [data-reveal="left"].is-in,
.js [data-reveal="right"].is-in,
.js [data-reveal="zoom"].is-in { opacity: 1; transform: none; filter: blur(0); }

/* --- 3D product entrance in the hero --- */
.js .hero__img {
  animation: productIn 1.15s var(--ease-out) both, heroFloat 7s ease-in-out 1.15s infinite;
}
@keyframes productIn {
  from { opacity: 0; transform: perspective(1200px) rotateY(-28deg) rotateX(9deg) scale(.7); }
  to   { opacity: 1; transform: perspective(1200px) rotateY(0deg) rotateX(0deg) scale(1); }
}

/* --- interactive 3D tilt --- */
.tilt { transform-style: preserve-3d; }
.tilt.is-tilting { transition: transform .09s linear; }

/* --- infinite marquee trust strip --- */
.strip__marquee {
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 7%, #000 93%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 7%, #000 93%, transparent 100%);
}
.strip__track {
  display: flex;
  width: max-content;
  animation: marquee 28s linear infinite;
}
.strip__marquee:hover .strip__track { animation-play-state: paused; }
.strip__track .strip__list {
  flex: none;
  width: min(1120px, 86vw);
  margin-right: clamp(24px, 4vw, 56px);
  grid-template-columns: repeat(4, 1fr);
}
@keyframes marquee { to { transform: translateX(-50%); } }

@media (max-width: 768px) {
  .strip__track { animation: none; }
  .strip__marquee {
    overflow: visible;
    -webkit-mask-image: none;
    mask-image: none;
  }
  .strip__track .strip__list[aria-hidden="true"] { display: none; }
  .strip__track .strip__list {
    width: auto;
    margin-right: 0;
    grid-template-columns: 1fr;
  }
}

/* --- floating icons / soft pulse accents --- */
.life-card__icon { animation: floatY 6.5s ease-in-out infinite; }
.trust-card svg { animation: floatY 7.5s ease-in-out infinite; }

/* ==========================================================================
   Responsive
   ========================================================================== */

/* large desktop */
@media (min-width: 1440px) {
  .hero__img { width: 480px; }
}

@media (max-width: 1100px) {
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .life-grid { grid-template-columns: repeat(2, 1fr); }
  .strip__list { grid-template-columns: repeat(2, 1fr); gap: 16px; }
  .dash__grid { grid-template-columns: 1fr 1fr; }
  .dash-card--main { grid-column: 1 / -1; }
}

@media (max-width: 960px) {
  .hero__grid {
    grid-template-columns: 1fr;
    grid-template-areas:
      "copy"
      "media"
      "actions";
    text-align: left;
  }
  .hero__media { padding: clamp(28px, 7vw, 50px) 0; }
  .hero__img { width: min(100%, 420px); }
  .hero__buttons { justify-content: flex-start; }

  .intro__grid { grid-template-columns: 1fr; }
  .intro__facts { grid-template-columns: repeat(2, 1fr); }

  .showcase__grid { grid-template-columns: 1fr; }
  .showcase__copy { order: -1; }

  .steps { grid-template-columns: 1fr; }
  .step__line { display: none; }

  .compare { grid-template-columns: 1fr; }
  .compare__vs span { transform: rotate(90deg); }

  .validation { grid-template-columns: 1fr; }

  .trust__grid { grid-template-columns: repeat(2, 1fr); }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .nav__toggle { display: grid; }

  .nav__links {
    position: fixed;
    inset: var(--nav-h) 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 4px;
    padding: 18px 20px calc(24px + env(safe-area-inset-bottom, 0px));
    background: rgba(255, 255, 255, .97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    transform: translateY(-130%);
    opacity: 0;
    visibility: hidden;
    transition: transform .42s var(--ease-out), opacity .3s, visibility .42s;
  }
  .nav__links.is-open {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  .nav__links > a:not(.btn) {
    padding: 14px 6px;
    font-size: 1.03rem;
    border-bottom: 1px solid #EFF4F9;
  }
  .nav__links > a:not(.btn)::after { display: none; }
  .nav__cta { margin-top: 14px; width: 100%; }
}

@media (max-width: 768px) {
  :root { --nav-h: 64px; }

  .buybar { display: flex; }
  .totop { bottom: 88px; }
  body { padding-bottom: 76px; }

  .logo-type small { display: none; }

  .dash__grid { grid-template-columns: 1fr; }
  .dash__log-row {
    grid-template-columns: 1fr 1fr;
    row-gap: 4px;
  }
  .dash__log-row span { grid-column: 1 / -1; font-size: .8rem; }

  .feature-grid { grid-template-columns: 1fr; }
  .trust__grid { grid-template-columns: 1fr; }

  .spec > div { grid-template-columns: 1fr; gap: 4px; }

  .callout { font-size: .7rem; padding: 6px 11px; }
  .callout--1 { top: 3%; left: 2%; }
  .callout--2 { top: 30%; right: 1%; }
  .callout--3 { bottom: 22%; left: 1%; }
  .callout--4 { bottom: 3%; right: 4%; }
}

@media (max-width: 640px) {
  .strip__list { grid-template-columns: 1fr; }
  .life-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .intro__facts { grid-template-columns: repeat(2, 1fr); }

  .hero__buttons { flex-direction: column; align-items: stretch; }
  .hero__buttons .btn { width: 100%; }

  .final__buttons { flex-direction: column; align-items: stretch; }
  .final__buttons .btn { width: 100%; }

  .float-card { padding: 9px 12px; border-radius: 14px; }
  .float-card__icon { width: 30px; height: 30px; }
  .float-card__label { font-size: .76rem; }
  .float-card--bp    { top: 4%;  left: 0; }
  .float-card--pulse { bottom: 14%; left: 0; }
  .float-card--spo2  { top: 22%; right: 0; }

  .thumb { width: 62px; height: 62px; }

  .spec > div { padding: 12px 14px; }
  .acc-btn { padding: 19px 2px; }

  .footer__bottom { flex-direction: column; }
}

@media (max-width: 400px) {
  .container { padding-inline: 18px; }
  .hero__title { font-size: clamp(2.05rem, 10vw, 2.5rem); }
  .intro__facts { grid-template-columns: 1fr; }
  .btn { padding-inline: 22px; }
  .float-card--pulse { display: none; }
}

/* very small: 320px */
@media (max-width: 340px) {
  .float-card--spo2 { display: none; }
  .buybar__info span { display: none; }
}

/* large screens get cursor glow only */
@media (hover: none), (pointer: coarse) {
  .cursor-glow { display: none; }
}

/* ==========================================================================
   Reduced motion
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; filter: none; }
  .hero__img, .float-card { animation: none !important; opacity: 1 !important; transform: none !important; }
  .chart__line { stroke-dashoffset: 0 !important; }
  .chart__area, .chart__dot { opacity: 1 !important; }
  .cursor-glow { display: none; }
  .strip__track { animation: none !important; }
  .strip__track .strip__list[aria-hidden="true"] { display: none; }
  .strip__track .strip__list { width: auto; margin-right: 0; }
  [data-parallax] { transform: none !important; }
}

/* ==========================================================================
   Dark theme
   ========================================================================== */
:root {
  --background: #05080F;
  --surface: #0B1220;
  --surface-2: #121C2E;
  --primary: #04070D;
  --primary-800: #0B1424;
  --primary-700: #122036;
  --text: #C3CFE1;
  --heading: #F3F7FD;
  --muted: #8B9CB6;
  --border: #1D2941;
  --cta-grad: linear-gradient(135deg, #1E6FE8 0%, #1B8FE8 55%, #22C6EC 100%);
}

body { background: var(--background); }

/* --- hero --- */
.hero {
  background:
    radial-gradient(90% 70% at 85% 8%, rgba(34, 211, 238, .16) 0%, transparent 60%),
    radial-gradient(70% 60% at 6% 92%, rgba(20, 102, 224, .20) 0%, transparent 65%),
    linear-gradient(180deg, #07101F 0%, #05080F 100%);
}
.hero__bg {
  background-image:
    linear-gradient(rgba(255, 255, 255, .05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .05) 1px, transparent 1px);
}
.hero__media::before {
  background:
    radial-gradient(120% 120% at 28% 18%, rgba(34, 211, 238, .20) 0%, transparent 58%),
    linear-gradient(150deg, rgba(20, 102, 224, .20) 0%, rgba(34, 211, 238, .08) 100%);
  border: 1px solid rgba(255, 255, 255, .1);
  box-shadow: 0 46px 90px -46px rgba(0, 0, 0, .9);
}
.float-card {
  background: rgba(10, 17, 30, .82);
  border-color: rgba(255, 255, 255, .1);
}
.float-card__label { color: var(--heading); }

/* --- surfaces / sections --- */
.section--surface {
  background: linear-gradient(180deg, #0B1220 0%, #05080F 100%);
}

/* --- navbar --- */
.nav.is-scrolled {
  background: rgba(5, 9, 17, .74);
  border-bottom-color: rgba(255, 255, 255, .08);
  box-shadow: 0 10px 34px -22px rgba(0, 0, 0, .9);
}
.logo-type strong { color: var(--heading); }
.logo-type small { color: var(--muted); }
.nav__links > a:not(.btn) { color: var(--text); }
.nav__toggle {
  border-color: var(--border);
  background: rgba(255, 255, 255, .05);
}
.nav__toggle span { background: var(--heading); }

/* --- buttons --- */
.btn--ghost {
  background: rgba(255, 255, 255, .05);
  color: var(--heading);
  border-color: var(--border);
}
.btn--ghost:hover {
  background: rgba(255, 255, 255, .1);
  border-color: rgba(255, 255, 255, .22);
}

/* --- cards --- */
.feature-card,
.step,
.trust-card,
.life-card {
  background: #0E1728;
  border-color: var(--border);
}
.feature-card__num { color: rgba(255, 255, 255, .28); }
.intro__facts li {
  background: linear-gradient(180deg, #0E1728 0%, #0B1220 100%);
  border-color: var(--border);
}
.intro__facts li:hover { border-color: #2A3A5C; }

/* --- media tiles keep the white product look --- */

/* --- showcase / how / validation --- */
.showcase__frame { border-color: var(--border); }
.how__visual { border-color: var(--border); }
.validation {
  background: linear-gradient(180deg, #0E1728 0%, #0B1220 100%);
  border-color: var(--border);
}
.validation__media { background: #fff; }
.compare__visual { border-color: var(--border); }
.compare__col--muted { background: #0B1220; border-color: var(--border); }
.compare__vs span {
  background: #0E1728;
  border-color: var(--border);
  color: var(--muted);
}
.callout {
  background: rgba(9, 15, 26, .85);
  color: var(--heading);
  border-color: rgba(255, 255, 255, .12);
}

/* --- accordion / specs / disclaimer --- */
.acc-btn { color: var(--heading); }
.acc-icon { background: #0E1728; border-color: var(--border); }
.acc-icon::before,
.acc-icon::after { background: var(--heading); }
.spec > div { background: #0B1220; }
.spec > div:nth-child(even) { background: #0E1728; }
.spec dt { color: var(--text); }
.disclaimer {
  background: linear-gradient(135deg, rgba(20, 102, 224, .14), rgba(34, 211, 238, .08));
  border-color: rgba(34, 211, 238, .24);
}
.disclaimer strong { color: var(--heading); }

/* --- sticky bar / back-to-top / exit --- */
.buybar {
  background: rgba(5, 9, 17, .92);
  border-top-color: var(--border);
}
.buybar__info strong { color: var(--heading); }
.totop { background: #16233B; }
.totop:hover { background: var(--secondary); }
.exit__panel {
  background: #0E1728;
  border: 1px solid var(--border);
}
.exit__panel h2 { color: var(--heading); }
.exit__close { background: #0B1220; color: var(--muted); }
.exit__close:hover { background: #121C2E; color: var(--heading); }

/* --- misc --- */
.skip-link { background: var(--secondary); }
::selection { background: rgba(34, 211, 238, .28); }
.eyebrow { color: #63A8FF; }
.eyebrow--light { color: var(--accent); }
.strip {
  background: linear-gradient(120deg, #0B1730 0%, #102a4d 48%, #0B1730 100%);
}
.step__num { color: #63A8FF; }

/* mobile nav panel + hero buttons */
@media (max-width: 860px) {
  .nav__links {
    background: rgba(7, 11, 20, .98);
    border-bottom-color: var(--border);
  }
  .nav__links > a:not(.btn) { border-bottom-color: rgba(255, 255, 255, .07); }
}

/* ==========================================================================
   Premium finish
   ========================================================================== */

/* hero: cut-out product floating on a halo with a contact shadow */
.hero__media::before {
  width: min(92%, 500px);
  aspect-ratio: 1;
  border-radius: 50%;
  background: radial-gradient(circle at 50% 44%, rgba(34, 211, 238, .30) 0%, rgba(20, 102, 224, .20) 42%, transparent 70%);
  border: 0;
  box-shadow: none;
  filter: blur(14px);
}
.hero__media::after {
  content: "";
  position: absolute;
  z-index: 0;
  bottom: 9%;
  width: min(64%, 320px);
  height: 38px;
  border-radius: 50%;
  background: radial-gradient(ellipse at center, rgba(0, 0, 0, .6) 0%, transparent 70%);
  filter: blur(10px);
}
.hero__img {
  background: transparent;
  box-shadow: none;
  border-radius: 0;
  filter: drop-shadow(0 44px 54px rgba(0, 0, 0, .6)) drop-shadow(0 6px 28px rgba(34, 211, 238, .28));
}
@media (min-width: 961px) {
  .hero__img { width: min(96%, 468px); }
}

/* showcase: studio-grade light stage */
.showcase__frame {
  background:
    radial-gradient(70% 70% at 50% 34%, #FFFFFF 0%, #EAF1F9 60%, #D9E5F2 100%);
  border: 1px solid rgba(255, 255, 255, .65);
  box-shadow: 0 60px 100px -55px rgba(0, 0, 0, .95), inset 0 1px 0 rgba(255, 255, 255, .95);
}
.showcase__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(180deg, rgba(255, 255, 255, .35), transparent 30%);
  pointer-events: none;
}
.showcase__frame img { position: relative; z-index: 1; }
.showcase__frame img.is-cutout {
  filter: drop-shadow(0 32px 38px rgba(11, 33, 61, .30));
}

/* photo tiles get a premium lift */
.how__visual,
.compare__visual,
.validation__media {
  box-shadow: 0 40px 80px -50px rgba(0, 0, 0, .9);
}

/* cards: subtle inner light for depth */
.feature-card,
.step,
.trust-card,
.life-card,
.intro__facts li {
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05), 0 26px 50px -40px rgba(0, 0, 0, .8);
}

/* refined dashboard glow */
.dash {
  box-shadow: 0 60px 120px -60px rgba(20, 102, 224, .65), var(--shadow-lg);
}

/* ==========================================================================
   Buy section + order modal
   ========================================================================== */
.buy__head { text-align: center; margin-inline: auto; }

.buy-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: center;
  padding: clamp(22px, 3vw, 42px);
  border-radius: calc(var(--radius) + 6px);
  background: linear-gradient(180deg, #0E1728 0%, #0B1220 100%);
  border: 1px solid var(--border);
  box-shadow: 0 60px 110px -60px rgba(20, 102, 224, .5), var(--shadow-lg);
}
.buy-card__media {
  position: relative;
  display: grid;
  place-items: center;
  aspect-ratio: 1;
  padding: 0;
  border-radius: var(--radius);
  overflow: hidden;
  background: #FFFFFF;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .9);
}
.buy-card__media img { width: 100%; height: 100%; object-fit: contain; }

.buy-card__name { font-size: clamp(1.25rem, 2.2vw, 1.7rem); font-weight: 800; letter-spacing: -.02em; }
.buy-card__sub { color: var(--muted); margin-top: 8px; font-size: .98rem; }
.buy-card__price { display: flex; align-items: baseline; gap: 12px; margin-top: 20px; flex-wrap: wrap; }
.buy-card__now { font-size: clamp(1.8rem, 3.4vw, 2.5rem); font-weight: 800; color: var(--heading); letter-spacing: -.02em; }
.buy-card__mrp { color: var(--muted); text-decoration: line-through; font-weight: 600; }
.buy-card__save {
  font-size: .78rem; font-weight: 800; letter-spacing: .06em;
  color: #052012;
  background: linear-gradient(135deg, #22D3EE, #4DA3FF);
  padding: 4px 10px; border-radius: var(--pill);
}
.buy-card__tax { color: var(--muted); font-size: .85rem; margin-top: 6px; }

.buy-card__points { display: grid; gap: 12px; margin: 22px 0 26px; }
.buy-card__points li { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: .95rem; }
.buy-card__points svg {
  flex: none; color: #fff;
  background: var(--cta-grad);
  border-radius: 50%; padding: 3px; width: 22px; height: 22px;
}

.buy-card__actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.buy-card__delivery { color: var(--muted); font-size: .85rem; }

/* order modal */
.buy-modal { position: fixed; inset: 0; z-index: 160; display: grid; place-items: center; padding: 20px; }
.buy-modal__backdrop {
  position: absolute; inset: 0;
  background: rgba(3, 7, 14, .72);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  animation: fadeIn .3s ease both;
}
.buy-modal__panel {
  position: relative;
  width: min(100%, 560px);
  max-height: calc(100vh - 40px);
  overflow: auto;
  padding: clamp(24px, 3.5vw, 38px);
  background: #0E1728;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  box-shadow: var(--shadow-lg);
  animation: popIn .45s var(--ease-out) both;
}
.buy-modal__close {
  position: absolute; top: 16px; right: 16px;
  width: 40px; height: 40px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: #0B1220; color: var(--muted);
  transition: background-color .25s, color .25s;
}
.buy-modal__close:hover { background: #121C2E; color: var(--heading); }

.buy-modal__head { display: flex; gap: 16px; align-items: center; margin-bottom: 22px; }
.buy-modal__thumb {
  flex: none; width: 84px; height: 84px;
  border-radius: 16px;
  display: grid; place-items: center;
  overflow: hidden;
  background: radial-gradient(70% 70% at 50% 40%, #fff, #E4EDF7);
}
.buy-modal__thumb img { width: 82%; filter: drop-shadow(0 8px 12px rgba(11, 33, 61, .25)); }
.buy-modal__tag { font-size: .72rem; font-weight: 800; letter-spacing: .16em; text-transform: uppercase; color: #63A8FF; }
.buy-modal__head h2 { font-size: clamp(1.25rem, 2.6vw, 1.6rem); margin: 4px 0 6px; }
.buy-modal__price { color: var(--text); }
.buy-modal__price strong { font-size: 1.25rem; color: var(--heading); }
.buy-modal__price s { color: var(--muted); margin-left: 4px; }
.buy-modal__price em {
  font-style: normal; font-size: .72rem; font-weight: 800;
  color: #052012; background: linear-gradient(135deg, #22D3EE, #4DA3FF);
  padding: 3px 8px; border-radius: var(--pill); margin-left: 6px;
}

.buy-form { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.buy-field { display: flex; flex-direction: column; gap: 6px; font-size: .82rem; color: var(--muted); font-weight: 600; }
.buy-field--full { grid-column: 1 / -1; }
.buy-field input,
.buy-field textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #0B1220;
  color: var(--heading);
  font: inherit;
  resize: vertical;
}
.buy-field input::placeholder,
.buy-field textarea::placeholder { color: #5E6F8A; }
.buy-field input:focus,
.buy-field textarea:focus {
  outline: none;
  border-color: var(--secondary);
  box-shadow: 0 0 0 3px rgba(20, 102, 224, .25);
}
.buy-qty { display: flex; flex-direction: column; gap: 6px; font-size: .82rem; color: var(--muted); font-weight: 600; }
.qty {
  display: inline-flex; align-items: center;
  width: fit-content;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #0B1220;
  overflow: hidden;
}
.qty__btn { width: 44px; height: 46px; display: grid; place-items: center; color: var(--heading); font-size: 1.15rem; }
.qty__btn:hover { color: var(--secondary); }
.qty__input {
  width: 50px; height: 46px;
  text-align: center;
  border: 0;
  background: transparent;
  color: var(--heading);
  font: inherit; font-weight: 700;
}
.qty__input:focus { outline: none; }

.buy-form__error { grid-column: 1 / -1; margin: 0; color: #FF8F8F; font-size: .85rem; font-weight: 600; }
.buy-form__submit { grid-column: 1 / -1; width: 100%; margin-top: 4px; }
.buy-form__note { grid-column: 1 / -1; margin: 0; color: var(--muted); font-size: .78rem; line-height: 1.6; }

.buy-success { text-align: center; padding: 10px 0 4px; }
.buy-success__icon {
  width: 66px; height: 66px; margin: 0 auto 16px;
  border-radius: 50%;
  display: grid; place-items: center;
  color: #fff;
  background: var(--cta-grad);
  box-shadow: 0 16px 30px -12px rgba(20, 102, 224, .8);
}
.buy-success h3 { font-size: 1.3rem; margin-bottom: 8px; }
.buy-success p { color: var(--muted); font-size: .95rem; margin-bottom: 20px; }

@media (max-width: 860px) {
  .buy-card { grid-template-columns: 1fr; }
  .buy-form { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Sub-pages: page hero + contact
   ========================================================================== */
.page-hero {
  position: relative;
  padding-top: calc(var(--nav-h) + clamp(48px, 8vw, 96px));
  padding-bottom: clamp(26px, 4vw, 48px);
  text-align: center;
  background:
    radial-gradient(80% 70% at 50% 0%, rgba(34, 211, 238, .16) 0%, transparent 62%),
    linear-gradient(180deg, #07101F 0%, #05080F 100%);
  overflow: hidden;
}
.page-hero .eyebrow { justify-content: center; }
.page-hero__title {
  font-size: clamp(2.1rem, 5vw, 3.6rem);
  font-weight: 800;
  letter-spacing: -.035em;
  line-height: 1.05;
}
.page-hero__sub {
  margin: 18px auto 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.14rem);
}
.page-hero__actions { display: flex; justify-content: center; gap: 14px; flex-wrap: wrap; margin-top: 30px; }

.section--page { padding-top: clamp(44px, 6vw, 76px); }

/* breadcrumb */
.crumbs { font-size: .82rem; color: var(--muted); margin-bottom: 14px; }
.crumbs a { color: var(--muted); }
.crumbs a:hover { color: var(--accent); }
.crumbs span { margin: 0 8px; opacity: .6; }

/* contact */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
}
.contact-card {
  padding: clamp(24px, 3vw, 38px);
  border-radius: calc(var(--radius) + 4px);
  background: linear-gradient(180deg, #0E1728 0%, #0B1220 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-md);
}
.contact-info { display: grid; gap: 20px; }
.contact-info__item { display: flex; gap: 14px; align-items: flex-start; }
.contact-info__icon {
  flex: none;
  width: 44px; height: 44px;
  border-radius: 13px;
  display: grid; place-items: center;
  color: #fff;
  background: var(--cta-grad);
  box-shadow: 0 12px 24px -12px rgba(20, 102, 224, .8);
}
.contact-info__item h3 { font-size: 1rem; margin-bottom: 3px; }
.contact-info__item p { color: var(--muted); font-size: .93rem; }
.contact-info__item a { color: #63A8FF; }
.contact-info__item a:hover { color: var(--accent); }

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; }
}

/* ==========================================================================
   Premium media stage — lighter, framed imagery + motion
   Sits after every media rule so it wins the cascade cleanly.
   ========================================================================== */

/* Frame the wide illustration tiles so the artwork no longer dominates */
.how__visual,
.compare__visual {
  position: relative;
  width: 100%;
  max-width: 920px;
  margin-inline: auto;
  border-radius: calc(var(--radius) + 6px);
  overflow: hidden;
  background:
    radial-gradient(120% 100% at 50% 0%, rgba(34, 211, 238, .10) 0%, transparent 60%),
    linear-gradient(160deg, #0E1A2E 0%, #0A1321 100%);
  border: 1px solid var(--border);
  box-shadow: 0 44px 90px -55px rgba(0, 0, 0, .9);
  transition: transform .5s var(--ease-out), box-shadow .5s var(--ease-out), border-color .4s;
}

/* hover lift with accent ring */
.how__visual:hover,
.compare__visual:hover {
  transform: translateY(-6px);
  border-color: rgba(34, 211, 238, .38);
  box-shadow: 0 64px 120px -55px rgba(20, 102, 224, .6);
}

/* keep reveal transitions and add ring/shadow to the same element */
.js .how__visual,
.js .compare__visual {
  transition:
    opacity .7s var(--ease-out),
    transform .55s var(--ease-out),
    filter .7s var(--ease-out),
    box-shadow .55s var(--ease-out),
    border-color .45s;
  transition-delay: calc(var(--d, 0) * 90ms);
}

/* slow cinematic zoom on the artwork */
.how__visual img,
.compare__visual img,
.validation__media img {
  display: block;
  width: 100%;
  height: auto;
  transform: scale(var(--zoom, 1));
  transition: transform 1s var(--ease-out), opacity .9s var(--ease-out);
}
.how__visual:hover img,
.compare__visual:hover img,
.validation:hover .validation__media img { --zoom: 1.035; }

/* light sweep across the frame */
.how__visual::after,
.compare__visual::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 38%, rgba(255, 255, 255, .18) 50%, transparent 62%);
  transform: translateX(-130%);
  transition: transform .95s var(--ease-out);
}
.how__visual:hover::after,
.compare__visual:hover::after { transform: translateX(130%); }

/* the artwork gently settles into its frame as it scrolls in */
.js .how__visual img,
.js .compare__visual img,
.js .validation__media img {
  opacity: .001;
  --zoom: 1.06;
}
.js .how__visual.media-in img,
.js .compare__visual.media-in img,
.js .validation__media.media-in img {
  opacity: 1;
  --zoom: 1;
}
.js .how__visual.media-in:hover img,
.js .compare__visual.media-in:hover img { --zoom: 1.035; }

@media (prefers-reduced-motion: reduce) {
  .js .how__visual img,
  .js .compare__visual img,
  .js .validation__media img { opacity: 1; --zoom: 1; }
  .how__visual::after,
  .compare__visual::after { display: none; }
}

/* ==========================================================================
   Premium showcase gallery — "Designed to go anywhere"
   Mirrors the product-page gallery treatment.
   ========================================================================== */
@media (min-width: 961px) {
  .showcase__grid { grid-template-columns: minmax(0, 1.12fr) minmax(0, .88fr); }
}
@media (max-width: 960px) {
  .showcase__grid { grid-template-columns: minmax(0, 1fr); }
}
.showcase__media,
.showcase__copy { min-width: 0; }

.showcase__media { position: relative; }
/* ambient glow behind the stage */
.showcase__media::before {
  content: "";
  position: absolute;
  z-index: 0;
  inset: -10% -8% auto -8%;
  height: 72%;
  border-radius: 50%;
  background: radial-gradient(60% 60% at 50% 45%, rgba(34, 211, 238, .22), transparent 70%);
  filter: blur(36px);
  pointer-events: none;
}

.showcase__frame {
  position: relative;
  z-index: 1;
  aspect-ratio: 3 / 2;
  display: grid;
  place-items: center;
  padding: 0;
  border-radius: calc(var(--radius) + 10px);
  overflow: hidden;
  cursor: zoom-in;
  border: 1px solid transparent;
  background:
    linear-gradient(#0E1728, #0E1728) padding-box,
    linear-gradient(135deg, rgba(34, 211, 238, .7), rgba(255, 255, 255, .06) 45%, rgba(79, 163, 255, .7)) border-box;
  box-shadow:
    0 70px 60px -55px rgba(34, 211, 238, .45),
    0 50px 100px -52px rgba(0, 0, 0, .95),
    inset 0 1px 0 rgba(255, 255, 255, .9);
}
/* top sheen */
.showcase__frame::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, .4), transparent 26%);
}
/* light sweep on hover */
.showcase__frame::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, .5) 50%, transparent 60%);
  transform: translateX(-130%);
  transition: transform .9s var(--ease-out);
}
.showcase__frame:hover::before { transform: translateX(130%); }

.showcase__frame img {
  position: absolute;
  inset: 0;
  z-index: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  transition: transform .6s var(--ease-out), opacity .35s var(--ease);
}
.showcase__frame:hover img { transform: scale(1.03); }
.showcase__frame img.is-fading { opacity: 0; transform: scale(.97); }
.showcase__frame img.is-cutout { filter: none; }

/* stage counter badge */
.stage-counter {
  position: absolute;
  top: 14px;
  left: 14px;
  z-index: 4;
  padding: 5px 11px;
  border-radius: var(--pill);
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .1em;
  color: var(--primary);
  background: rgba(255, 255, 255, .85);
  border: 1px solid rgba(255, 255, 255, .95);
  box-shadow: 0 10px 22px -14px rgba(0, 0, 0, .6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* thumbnails in a glass tray */
.thumbs {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(68px, 1fr));
  gap: 10px;
  margin-top: 18px;
  padding: 10px;
  border-radius: 20px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .07);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .05);
}
.thumb {
  width: auto;
  height: auto;
  aspect-ratio: 1;
  padding: 0;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: #0E1728;
  overflow: hidden;
  transition: transform .3s var(--ease-out), border-color .25s, box-shadow .3s;
}
.thumb:hover { transform: translateY(-3px); border-color: #C6D5E6; }
.thumb.is-active {
  transform: translateY(-2px);
  border-color: transparent;
  box-shadow: 0 0 0 2px var(--accent), 0 0 22px -2px rgba(34, 211, 238, .55), 0 16px 30px -18px rgba(34, 211, 238, .85);
}
.thumb img { width: 100%; height: 100%; object-fit: cover; border-radius: 0; }

@media (prefers-reduced-motion: reduce) {
  .showcase__frame img,
  .showcase__frame::before,
  .thumb { transition: none; }
  .showcase__frame:hover img { transform: none; }
  .showcase__frame::before { display: none; }
}

/* ==========================================================================
   Hero animated device (transparent WebP, portrait 2:3)
   ========================================================================== */
.hero__img {
  width: auto;
  height: clamp(340px, 44vw, 540px);
  aspect-ratio: 2 / 3;
  object-fit: contain;
  background: transparent;
}
@media (max-width: 960px) {
  .hero__img { height: clamp(320px, 62vw, 470px); }
}

/* ==========================================================================
   Hero — the "perfect" device animation
   ========================================================================== */
@keyframes deviceIn {
  0%   { opacity: 0; transform: perspective(1200px) translateY(30px) rotateX(10deg) rotateY(-15deg) scale(.85); }
  55%  { opacity: 1; }
  100% { opacity: 1; transform: perspective(1200px) translateY(0) rotateX(0) rotateY(0) scale(1); }
}
@keyframes deviceFloat {
  0%, 100% { transform: translateY(0) rotate(-.4deg) scale(1); }
  50%      { transform: translateY(-16px) rotate(.6deg) scale(1.015); }
}
@keyframes haloPulse {
  0%, 100% { transform: scale(1);    opacity: .8; }
  50%      { transform: scale(1.09); opacity: 1; }
}
@keyframes glowBreathe {
  0%, 100% { opacity: .72; }
  50%      { opacity: 1; }
}
@keyframes ringPulse {
  0%, 100% { opacity: .4; }
  50%      { opacity: .9; }
}
@keyframes shadowPulse {
  0%, 100% { opacity: .8; transform: scaleX(1); }
  50%      { opacity: 1;  transform: scaleX(.92); }
}

/* device: smooth 3D entrance, then a gentle breathing float */
.js .hero__img {
  transform-origin: 50% 90%;
  animation: deviceIn 1.05s var(--ease-out) both, deviceFloat 8s ease-in-out 1.05s infinite;
  will-change: transform;
}
/* halo behind the device breathes outward */
.hero__media::before { animation: haloPulse 6.5s ease-in-out infinite; }
/* ambient glow + rotating ring gently pulse */
.hero__glow { animation: glowDrift 16s ease-in-out infinite alternate, glowBreathe 5.5s ease-in-out infinite; }
.hero__ring { animation: spinSlow 52s linear infinite, ringPulse 6.5s ease-in-out infinite; }
/* contact shadow breathes in sync */
.hero__media::after { animation: shadowPulse 6.5s ease-in-out infinite; }

/* floating stat cards — staggered entrance, then a desynced bob */
.float-card--bp    { animation: cardIn .7s var(--ease-out) .5s  both, floatY 6s   ease-in-out 1.2s infinite; }
.float-card--pulse { animation: cardIn .7s var(--ease-out) .72s both, floatY 6.8s ease-in-out 1.4s infinite; }
.float-card--spo2  { animation: cardIn .7s var(--ease-out) .94s both, floatY 7.4s ease-in-out 1.6s infinite; }

@media (prefers-reduced-motion: reduce) {
  .js .hero__img { animation: none; opacity: 1; transform: none; }
  .hero__media::before,
  .hero__media::after,
  .hero__glow,
  .hero__ring { animation: none; }
}