/* =========================================================
   FlairPure — Design Tokens
   ========================================================= */
:root{
  --ink:#0B0E11;
  --navy:#132C46;
  --navy-deep:#0A1B2C;
  --blue:#2F7FD1;
  --blue-light:#4E9BE8;
  --mist:#EEF3F8;
  --mist-2:#E1E9F1;
  --white:#FFFFFF;
  --steel:#5B6673;
  --line: rgba(11,14,17,0.09);
  --line-light: rgba(255,255,255,0.14);

  --font-display:'Space Grotesk', 'Inter', sans-serif;
  --font-body:'Inter', sans-serif;
  --font-mono:'IBM Plex Mono', monospace;

  --container: 1180px;
  --radius: 18px;
  --ease: cubic-bezier(.22,1,.36,1);
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
  overflow-x:hidden;
}
img, svg{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
ul,ol{margin:0; padding:0; list-style:none;}
h1,h2,h3,h4{font-family: var(--font-display); margin:0; line-height:1.05; font-weight:600;}
p{margin:0; line-height:1.6; color: var(--steel);}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; transition-duration:0.01ms !important;}
}

:focus-visible{
  outline: 2.5px solid var(--blue);
  outline-offset: 3px;
}

.text-blue{color:var(--blue);}
.text-white{color:var(--white);}
.text-light{color:rgba(255,255,255,0.72);}

.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--blue);
  margin: 0 0 14px;
}
.eyebrow--light{ color: var(--blue-light); }

/* =========================================================
   Buttons
   ========================================================= */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding: 14px 26px;
  border-radius: 999px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  cursor:pointer;
  transition: transform .35s var(--ease), background .3s ease, color .3s ease, border-color .3s ease;
}
.btn--primary{
  background: var(--ink);
  color: var(--white);
}
.btn--primary:hover{ transform: translateY(-2px); background: var(--blue); }
.btn--ghost{
  border-color: rgba(11,14,17,0.2);
  color: var(--ink);
  background: transparent;
}
.btn--ghost:hover{ border-color: var(--ink); transform: translateY(-2px); }
.btn--small{ padding: 10px 20px; font-size: 0.85rem; }
.btn--wide{ width:100%; padding: 16px 26px; }

/* =========================================================
   Nav
   ========================================================= */
.nav{
  position: fixed; top:0; left:0; right:0; z-index: 100;
  padding: 22px 0;
  transition: padding .4s var(--ease), background .4s var(--ease), box-shadow .4s var(--ease);
}
.nav.is-scrolled{
  padding: 12px 0;
  background: rgba(255,255,255,0.82);
  backdrop-filter: blur(14px) saturate(1.4);
  box-shadow: 0 1px 0 var(--line);
}
.nav__inner{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  display:flex; align-items:center; gap: 32px;
}
.nav__brand{
  display:flex; align-items:center; gap:10px;
  font-family: var(--font-display);
  font-size: 1.15rem;
  margin-right: auto;
}
.nav__logo{ height: 24px; width:auto; }
.nav__logo--footer{ height: 30px; }
.nav__links{
  display:flex; gap: 30px;
  font-size: 0.92rem;
  font-weight: 500;
}
.nav__links a{ opacity:0.78; transition: opacity .25s ease; }
.nav__links a:hover{ opacity:1; }
.nav__burger{ display:none; }

/* =========================================================
   Hero
   ========================================================= */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex; align-items:center;
  overflow:hidden;
  background: linear-gradient(160deg, #F7FAFD 0%, #EAF1F8 46%, #DCE7F2 100%);
}
.hero__canvas{
  position:absolute; inset:0;
  width:100%; height:100%;
  z-index:1;
}
.hero__vignette{
  position:absolute; inset:0; z-index:2;
  background: radial-gradient(ellipse at 50% 30%, rgba(255,255,255,0) 0%, rgba(238,243,248,0.65) 78%);
  pointer-events:none;
}
.hero__content{
  position:relative; z-index:3;
  max-width: var(--container);
  margin: 0 auto;
  padding: 140px 28px 0;
  text-align:center;
  width:100%;
}
.hero h1{
  font-size: clamp(2.6rem, 6vw, 5rem);
  letter-spacing: -0.02em;
  max-width: 900px;
  margin: 0 auto;
}
.hero__lede{
  max-width: 560px;
  margin: 26px auto 0;
  font-size: 1.08rem;
  color: var(--steel);
}
.hero__cta{
  display:flex; gap:16px; justify-content:center;
  margin-top: 40px;
  flex-wrap: wrap;
}
.hero__scroll{
  position:absolute; bottom: 38px; left:50%; transform: translateX(-50%);
  z-index:3;
  display:flex; flex-direction:column; align-items:center; gap:10px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--steel);
}
.hero__scroll span{
  width:1px; height:34px;
  background: linear-gradient(var(--blue), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse{
  0%,100%{ opacity:0.3; } 50%{ opacity:1; }
}

/* reveal-on-scroll base */
[data-reveal]{
  opacity:0;
  transform: translateY(28px);
  transition: opacity .8s var(--ease), transform .8s var(--ease);
}
[data-reveal].is-visible{
  opacity:1;
  transform: translateY(0);
}
.hero [data-reveal]{ transition-delay: calc(var(--d, 0) * 90ms); }

/* =========================================================
   Trust Strip
   ========================================================= */
.strip{
  background: var(--ink);
  padding: 46px 0;
}
.strip__inner{
  max-width: var(--container);
  margin:0 auto;
  padding: 0 28px;
  display:flex; align-items:center; justify-content:space-between;
  flex-wrap:wrap; gap: 24px;
}
.strip__item{ display:flex; flex-direction:column; gap:4px; }
.strip__num{
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--white);
}
.strip__num small{ font-size: 0.9rem; color: var(--blue-light); font-weight:500; margin-left:4px; }
.strip__label{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing:0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.5);
}
.strip__div{ width:1px; height:36px; background: rgba(255,255,255,0.14); }
@media (max-width: 720px){ .strip__div{ display:none; } }

/* =========================================================
   Section shared
   ========================================================= */
section{ padding: 130px 0; }
.section-head{
  max-width: 640px;
  margin: 0 auto 80px;
  padding: 0 28px;
  text-align:center;
}
.section-head h2{
  font-size: clamp(1.9rem, 3.4vw, 2.7rem);
  letter-spacing: -0.01em;
}
.section-lede{ margin-top: 16px; font-size: 1.02rem; }

/* =========================================================
   Products
   ========================================================= */
.products{ padding-top: 100px; padding-bottom: 40px; }
.product{
  max-width: var(--container);
  margin: 0 auto 40px;
  padding: 70px 28px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 70px;
  align-items:center;
  border-radius: 32px;
}
.product__art{ position:relative; }
.device{
  width:100%; max-width: 420px; height:auto; margin:0 auto;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  filter: drop-shadow(0 30px 40px rgba(11,14,17,0.16));
}
.product--dark .device{ filter: drop-shadow(0 30px 50px rgba(0,0,0,0.5)); }
.product__copy h3{ font-size: clamp(1.9rem, 3vw, 2.5rem); margin-bottom: 18px; }
.product__copy p{ font-size: 1.02rem; max-width: 480px; }

.feature-list{ margin: 26px 0; display:flex; flex-direction:column; gap: 11px; }
.feature-list li{
  position:relative; padding-left: 26px;
  font-size: 0.96rem; color: var(--ink);
}
.feature-list li::before{
  content:''; position:absolute; left:0; top:7px;
  width:9px; height:9px; border-radius:2px;
  background: var(--blue);
  transform: rotate(45deg);
}
.feature-list--dark li{ color: rgba(255,255,255,0.88); }
.feature-list--dark li::before{ background: var(--blue-light); }

.spec-grid{
  display:grid; grid-template-columns: repeat(3, 1fr);
  gap: 18px 24px;
  margin: 30px 0 8px;
  padding-top: 26px;
  border-top: 1px solid var(--line);
}
.spec-grid dt{
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--steel);
  margin-bottom: 4px;
}
.spec-grid dd{ margin:0; font-weight:600; font-size:0.94rem; }
.spec-grid--dark{ border-top-color: var(--line-light); }
.spec-grid--dark dt{ color: rgba(255,255,255,0.45); }
.spec-grid--dark dd{ color: var(--white); }

.link-cta{
  display:inline-flex; align-items:center; gap:6px;
  margin-top: 30px; font-weight:600; font-size:0.95rem;
  color: var(--ink);
  border-bottom: 1.5px solid var(--ink);
  padding-bottom: 3px;
  transition: gap .3s ease, opacity .3s ease;
}
.link-cta:hover{ gap: 12px; }
.link-cta--light{ color: var(--white); border-color: var(--white); }

.product--reverse{ grid-template-columns: 1fr 1fr; }
.product--reverse .product__art{ order:2; }
.product--reverse .product__copy{ order:1; }
.product--dark{
  background: linear-gradient(155deg, var(--navy) 0%, var(--navy-deep) 100%);
  border-radius: 32px;
}

@media (max-width: 900px){
  .product, .product--reverse{ grid-template-columns: 1fr; gap: 40px; padding: 50px 24px; }
  .product--reverse .product__art{ order:1; }
  .product--reverse .product__copy{ order:2; }
  .spec-grid{ grid-template-columns: repeat(2,1fr); }
}

/* =========================================================
   Technology (8 stages)
   ========================================================= */
.tech{ background: var(--mist); }
.tech__list{
  max-width: 760px;
  margin: 0 auto;
  padding: 0 28px;
  position:relative;
  display:flex;
}
.tech__track{
  position:absolute; left: 28px; top: 6px; bottom: 6px;
  width:2px;
  background: var(--line);
}
.tech__track-fill{
  position:absolute; top:0; left:0; width:100%; height:0%;
  background: var(--blue);
  transition: height .1s linear;
}
.tech__items{ width:100%; display:flex; flex-direction:column; gap: 44px; }
.tech__item{
  display:flex; gap: 28px;
  padding-left: 44px;
}
.tech__index{
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--blue);
  background: var(--white);
  border: 1.5px solid var(--line);
  width: 40px; height:40px;
  border-radius: 50%;
  display:flex; align-items:center; justify-content:center;
  flex-shrink:0;
  position:relative; left: -44px; margin-right: -40px;
}
.tech__item h4{ font-size: 1.15rem; margin-bottom: 6px; }
.tech__item p{ font-size: 0.96rem; max-width: 520px; }

/* =========================================================
   Coverage / use cases
   ========================================================= */
.coverage__grid{
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 28px;
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--line);
  border-radius: 28px;
  overflow:hidden;
}
.coverage__card{
  background: var(--white);
  padding: 44px 34px;
  transition: background .4s ease, transform .4s ease;
}
.coverage__card:hover{ background: var(--mist); }
.coverage__card svg{ width:34px; height:34px; margin-bottom: 22px; }
.coverage__card h4{ font-size: 1.08rem; margin-bottom: 8px; }
.coverage__card p{ font-size: 0.92rem; }
@media (max-width: 760px){
  .coverage__grid{ grid-template-columns: 1fr; }
}

/* =========================================================
   Wholesale / B2B
   ========================================================= */
.wholesale{
  background: linear-gradient(155deg, var(--navy) 0%, var(--navy-deep) 100%);
  color: var(--white);
}
.wholesale__inner{
  max-width: var(--container);
  margin:0 auto;
  padding: 0 28px;
  display:grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 70px;
  align-items:start;
}
.wholesale h2{ font-size: clamp(1.9rem, 3.4vw, 2.6rem); margin: 6px 0 22px; letter-spacing:-0.01em; }
.wholesale__points{ margin-top: 30px; display:flex; flex-direction:column; gap: 16px; }
.wholesale__points li{
  font-size: 0.98rem;
  color: rgba(255,255,255,0.82);
  padding-left: 22px;
  position:relative;
}
.wholesale__points li::before{
  content:''; position:absolute; left:0; top:8px;
  width:8px; height:8px; border-radius:50%;
  background: var(--blue-light);
}
.wholesale__points strong{ color: var(--white); }
.wholesale__stats{
  display:flex; flex-direction:column; gap: 22px;
}
.wholesale__stat{
  border: 1px solid var(--line-light);
  border-radius: 20px;
  padding: 28px;
  background: rgba(255,255,255,0.03);
}
.wholesale__stat span{
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--blue-light);
  display:block;
}
.wholesale__stat p{ margin-top:6px; color: rgba(255,255,255,0.65); font-size:0.9rem; }
@media (max-width: 860px){
  .wholesale__inner{ grid-template-columns: 1fr; }
}

/* =========================================================
   Contact
   ========================================================= */
.contact__inner{
  max-width: var(--container);
  margin:0 auto;
  padding: 0 28px;
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 80px;
}
.contact__intro h2{ font-size: clamp(1.9rem,3.4vw,2.6rem); margin-bottom: 18px; }
.contact__detail{ margin-top: 30px; }
.contact__detail span{
  display:block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--steel);
  margin-bottom: 4px;
}
.contact__detail a, .contact__detail p{ font-size: 1.05rem; font-weight:600; color: var(--ink); margin:0; }

.contact__form{
  background: var(--mist);
  border-radius: 28px;
  padding: 44px;
  display:flex; flex-direction:column; gap: 20px;
}
.form-row{ display:flex; flex-direction:column; gap:8px; }
.form-row--split{ display:grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.form-row label{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--steel);
}
.form-row input, .form-row select, .form-row textarea{
  font-family: var(--font-body);
  font-size: 0.98rem;
  padding: 13px 16px;
  border-radius: 12px;
  border: 1.5px solid var(--line);
  background: var(--white);
  color: var(--ink);
  transition: border-color .25s ease, box-shadow .25s ease;
  width:100%;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  border-color: var(--blue);
  box-shadow: 0 0 0 4px rgba(47,127,209,0.12);
  outline:none;
}
.form-row textarea{ resize: vertical; min-height: 96px; }
.hp-field{ position:absolute; left:-9999px; opacity:0; height:0; width:0; }
.form-status{
  font-size: 0.9rem; min-height: 1.2em;
  font-weight: 600;
}
.form-status.is-success{ color: #1E8E4E; }
.form-status.is-error{ color: #C0392B; }

@media (max-width: 900px){
  .contact__inner{ grid-template-columns: 1fr; gap: 40px; }
  .form-row--split{ grid-template-columns: 1fr; }
  .contact__form{ padding: 30px; }
}

/* =========================================================
   Footer
   ========================================================= */
.footer{ background: var(--ink); color: var(--white); padding: 80px 0 0; }
.footer__inner{
  max-width: var(--container);
  margin:0 auto;
  padding: 0 28px 60px;
  display:flex; justify-content:space-between; gap: 40px;
  flex-wrap:wrap;
}
.nav__brand--footer{ font-size: 1.3rem; }
.footer__cols{ display:flex; gap: 64px; flex-wrap:wrap; }
.footer__cols h5{
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: rgba(255,255,255,0.45);
  margin: 0 0 16px;
}
.footer__cols a, .footer__cols span{
  display:block;
  font-size: 0.94rem;
  color: rgba(255,255,255,0.78);
  margin-bottom: 10px;
}
.footer__cols a:hover{ color: var(--blue-light); }
.footer__legal{
  border-top: 1px solid var(--line-light);
  padding: 24px 28px;
  text-align:center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}

/* =========================================================
   Mobile nav
   ========================================================= */
@media (max-width: 860px){
  .nav__links{ display:none; }
  .nav__burger{
    display:flex; flex-direction:column; gap:5px;
    width: 28px; background:none; border:none; cursor:pointer; padding:6px;
  }
  .nav__burger span{ width:100%; height:2px; background: var(--ink); border-radius:2px; }
  .btn--small{ display:none; }
}