/* ==========================================================================
   NOVA X PRO — dark cinematic product landing page
   --------------------------------------------------------------------------
   01. Tokens
   02. Reset & base
   03. Layout helpers
   04. Header
   05. Masthead
   06. Feature infographic (cards + stage)
   07. Media placeholders
   08. Colors
   09. Detail strip
   10. Specs
   11. CTA
   12. Footer
   13. Buttons
   14. Motion / reveal
   15. Responsive
   ========================================================================== */

/* ============================== 01 TOKENS ============================== */
:root{
  --bg:            #080808;
  --bg-2:          #111111;
  --card:          rgba(25,25,25,.85);
  --text:          #ffffff;
  --text-2:        #a8a8a8;
  --accent:        #e84b70;
  --accent-dark:   #7a233a;
  --border:        #3a2028;
  --border-soft:   rgba(255,255,255,.08);

  --font: "Inter", "Manrope", "Montserrat", "Helvetica Neue", Helvetica, Arial, system-ui, sans-serif;

  --wrap: 1280px;
  --gutter: clamp(1.25rem, 4vw, 3rem);

  --r-lg: 24px;
  --r-md: 18px;
  --r-sm: 12px;

  --ease: cubic-bezier(.22,.68,.24,1);
  --dur: .55s;

  --shadow-card: 0 22px 60px -30px rgba(0,0,0,.95);
}

/* ============================ 02 RESET & BASE =========================== */
*,*::before,*::after{ box-sizing:border-box; }

html{
  scroll-behavior:smooth;
  -webkit-text-size-adjust:100%;
  /* Decorative glow layers bleed past the viewport on purpose.
     Clip here (not on a wrapper) so they never create a scrollbar,
     while card hover shadows stay unclipped. */
  overflow-x:hidden;
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-weight:400;
  line-height:1.55;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;             /* never allow horizontal scroll */
}

/* Ambient cinematic lighting + vignette behind everything */
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  pointer-events:none;
  background:
    radial-gradient(120% 78% at 50% -6%, rgba(232,75,112,.16) 0%, rgba(232,75,112,.05) 34%, transparent 62%),
    radial-gradient(70% 46% at 92% 34%, rgba(122,35,58,.16) 0%, transparent 60%),
    radial-gradient(60% 40% at 4% 62%, rgba(122,35,58,.10) 0%, transparent 62%),
    linear-gradient(180deg,#0a0a0a 0%, #080808 42%, #060606 100%);
}

/* Vignette */
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  pointer-events:none;
  background:radial-gradient(130% 100% at 50% 42%, transparent 46%, rgba(0,0,0,.72) 100%);
}

img,svg{ display:block; max-width:100%; }
img{ height:auto; }

h1,h2,h3,p,figure,ul{ margin:0; }
ul{ padding:0; list-style:none; }

a{ color:inherit; text-decoration:none; }

button{ font:inherit; color:inherit; background:none; border:0; cursor:pointer; }

:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:3px;
  border-radius:6px;
}

::selection{ background:var(--accent); color:#fff; }

/* ========================== 03 LAYOUT HELPERS =========================== */
.wrap{
  width:100%;
  max-width:var(--wrap);
  margin-inline:auto;
  padding-inline:var(--gutter);
}

.sr-only{
  position:absolute;
  width:1px; height:1px;
  padding:0; margin:-1px;
  overflow:hidden;
  clip:rect(0 0 0 0);
  clip-path:inset(50%);
  white-space:nowrap;
  border:0;
}

.skip-link{
  position:fixed;
  top:-100px; left:1rem;
  z-index:200;
  padding:.7rem 1.1rem;
  background:var(--accent);
  color:#fff;
  font-size:.8rem;
  font-weight:600;
  letter-spacing:.08em;
  border-radius:0 0 10px 10px;
  transition:top .25s var(--ease);
}
.skip-link:focus{ top:0; }

/* ============================== 04 HEADER =============================== */
.site-header{
  position:fixed;
  inset:0 0 auto 0;
  z-index:100;
  transition:background .35s var(--ease), border-color .35s var(--ease), backdrop-filter .35s var(--ease);
  border-bottom:1px solid transparent;
}
.site-header.is-scrolled{
  background:rgba(8,8,8,.72);
  backdrop-filter:blur(14px) saturate(140%);
  -webkit-backdrop-filter:blur(14px) saturate(140%);
  border-bottom-color:var(--border-soft);
}
.site-header__inner{
  max-width:var(--wrap);
  margin-inline:auto;
  padding:.95rem var(--gutter);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1.5rem;
}

.brand{ display:inline-flex; align-items:center; gap:.6rem; }
.brand__mark{
  width:11px; height:11px;
  border-radius:50%;
  background:radial-gradient(circle at 30% 30%, #ff8ea5, var(--accent) 55%, var(--accent-dark));
  box-shadow:0 0 14px rgba(232,75,112,.75);
}
.brand__word{
  font-size:.95rem;
  font-weight:800;
  letter-spacing:.34em;
  text-transform:uppercase;
}

.nav{ display:flex; align-items:center; gap:clamp(.9rem, 2vw, 2rem); }
.nav__link{
  position:relative;
  font-size:.72rem;
  font-weight:600;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:var(--text-2);
  transition:color .3s var(--ease);
}
.nav__link::after{
  content:"";
  position:absolute;
  left:0; bottom:-6px;
  width:100%; height:1px;
  background:var(--accent);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .35s var(--ease);
}
.nav__link:hover{ color:#fff; }
.nav__link:hover::after{ transform:scaleX(1); }
.nav__link--cta{
  color:#fff;
  padding:.5rem .95rem;
  border:1px solid var(--border);
  border-radius:999px;
  transition:border-color .3s var(--ease), background .3s var(--ease), box-shadow .3s var(--ease);
}
.nav__link--cta::after{ display:none; }
.nav__link--cta:hover{
  border-color:var(--accent);
  background:rgba(232,75,112,.1);
  box-shadow:0 0 22px -6px rgba(232,75,112,.6);
}

/* ============================= 05 MASTHEAD ============================== */
.masthead{
  padding:clamp(7.5rem, 15vh, 10.5rem) 0 clamp(1rem, 3vh, 2rem);
  text-align:center;
}

.eyebrow{
  display:flex;
  align-items:center;
  justify-content:center;
  gap:clamp(.7rem, 2vw, 1.2rem);
  font-size:clamp(.6rem, 1.5vw, .72rem);
  font-weight:600;
  letter-spacing:.44em;
  text-transform:uppercase;
  color:var(--text-2);
}
.eyebrow__rule{
  width:clamp(28px, 7vw, 76px);
  height:1px;
  background:linear-gradient(90deg, transparent, var(--border));
}
.eyebrow__rule:last-child{ background:linear-gradient(270deg, transparent, var(--border)); }

.masthead__title{
  margin-top:clamp(1rem, 2.4vw, 1.7rem);
  font-size:clamp(2.6rem, 12.6vw, 11rem);
  font-weight:800;
  line-height:.9;
  letter-spacing:-.045em;
  text-transform:uppercase;
}
.masthead__word{ color:#fff; }
.masthead__accent{
  color:var(--accent);
  text-shadow:0 0 60px rgba(232,75,112,.45);
}

.masthead__tag{
  margin-top:clamp(.9rem, 2vw, 1.35rem);
  font-size:clamp(.6rem, 1.6vw, .76rem);
  font-weight:500;
  letter-spacing:.36em;
  text-transform:uppercase;
  color:rgba(255,255,255,.62);
}

/* ==================== 06 FEATURE INFOGRAPHIC LAYOUT ===================== */
.features{ padding-bottom:clamp(4rem, 9vw, 7.5rem); }

.grid-hero{
  display:grid;
  gap:clamp(.85rem, 1.4vw, 1.15rem);
  column-gap:clamp(1.5rem, 3.6vw, 3.5rem);
  align-items:stretch;
}

.card:nth-of-type(1){ grid-area:c1; }
.card:nth-of-type(2){ grid-area:c2; }
.card:nth-of-type(3){ grid-area:c3; }
.card:nth-of-type(4){ grid-area:c4; }
.card:nth-of-type(5){ grid-area:c5; }
.card:nth-of-type(6){ grid-area:c6; }
.stage{ grid-area:stage; }

/* ---- CARD ---- */
.card{
  position:relative;
  isolation:isolate;
  display:flex;
  flex-direction:column;
  padding:clamp(1.15rem, 1.7vw, 1.5rem);
  border:1px solid var(--border);
  border-radius:var(--r-lg);
  background:var(--card);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  box-shadow:var(--shadow-card);
  overflow:hidden;
  transition:transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease), background .45s var(--ease);
}

/* soft accent wash, revealed on hover */
.card::before{
  content:"";
  position:absolute;
  inset:-1px;
  z-index:-1;
  border-radius:inherit;
  background:radial-gradient(120% 100% at 50% 0%, rgba(232,75,112,.16), transparent 62%);
  opacity:0;
  transition:opacity .45s var(--ease);
}
/* hairline top accent */
.card::after{
  content:"";
  position:absolute;
  top:0; left:22px;
  width:64px; height:1px;
  background:linear-gradient(90deg, var(--accent), transparent);
  opacity:.5;
  transition:width .5s var(--ease), opacity .45s var(--ease);
}

.card:hover{
  transform:translateY(-4px);
  border-color:rgba(232,75,112,.55);
  background:rgba(28,24,26,.9);
  box-shadow:0 26px 70px -30px rgba(0,0,0,1), 0 0 40px -14px rgba(232,75,112,.55);
}
.card:hover::before{ opacity:1; }
.card:hover::after{ width:120px; opacity:1; }

.card__head{
  display:flex;
  align-items:center;
  gap:.85rem;
  margin-bottom:clamp(.9rem, 1.4vw, 1.2rem);
}
.card__num{
  font-size:.82rem;
  font-weight:800;
  letter-spacing:.16em;
  color:var(--accent);
}
.card__icon{
  display:grid;
  place-items:center;
  width:38px; height:38px;
  margin-left:auto;
  color:var(--accent);
  border:1px solid rgba(232,75,112,.28);
  border-radius:11px;
  background:rgba(232,75,112,.07);
  transition:transform .45s var(--ease), box-shadow .45s var(--ease), background .45s var(--ease);
}
.card__icon svg{ width:20px; height:20px; }
.card:hover .card__icon{
  transform:translateY(-2px) rotate(-4deg);
  background:rgba(232,75,112,.14);
  box-shadow:0 0 24px -6px rgba(232,75,112,.7);
}

.card__title{
  font-size:clamp(1rem, 1.35vw, 1.18rem);
  font-weight:800;
  letter-spacing:.09em;
  line-height:1.25;
  text-transform:uppercase;
  color:#fff;
}
.card__desc{
  margin-top:.5rem;
  font-size:.83rem;
  font-weight:300;
  line-height:1.55;
  color:var(--text-2);
}
.card__list{
  margin-top:auto;
  padding-top:1.05rem;
  display:grid;
  gap:.5rem;
  font-size:.78rem;
  font-weight:400;
  color:rgba(255,255,255,.78);
}
.card__list li{
  position:relative;
  padding-left:1.05rem;
  line-height:1.45;
}
.card__list li::before{
  content:"";
  position:absolute;
  left:0; top:.62em;
  width:5px; height:5px;
  border-radius:50%;
  background:var(--accent);
  box-shadow:0 0 8px rgba(232,75,112,.9);
}

/* ---- STAGE ---- */
.stage{
  position:relative;
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  min-height:clamp(26rem, 62vh, 46rem);
  /* bottom padding reserves space for the floor reflection */
  padding:clamp(1rem, 3vw, 2.5rem) 0 clamp(6rem, 11vw, 9.5rem);
}

.stage__halo{
  position:absolute;
  z-index:-1;
  top:46%; left:50%;
  width:132%; height:76%;
  transform:translate(-50%,-50%);
  background:
    radial-gradient(ellipse at 50% 46%, rgba(232,75,112,.34) 0%, rgba(232,75,112,.12) 34%, rgba(122,35,58,.05) 55%, transparent 72%);
  filter:blur(28px);
  animation:haloPulse 7s var(--ease) infinite alternate;
}
.stage__beam{
  position:absolute;
  z-index:-1;
  top:-14%; left:50%;
  width:58%; height:78%;
  transform:translateX(-50%);
  background:linear-gradient(180deg, rgba(232,75,112,.22), rgba(232,75,112,.04) 46%, transparent 78%);
  filter:blur(46px);
  opacity:.7;
}

/* figure = product + platform + reflection, all anchored to the product base */
.stage__figure{
  position:relative;
  z-index:0;
  width:min(100%, 30rem);
  display:flex;
  justify-content:center;
}

.stage__platform{
  position:absolute;
  z-index:0;
  top:100%; left:50%;
  width:88%;
  aspect-ratio:4 / 1;
  transform:translate(-50%,-54%);
  border-radius:50%;
  background:
    radial-gradient(ellipse at 50% 14%, rgba(255,255,255,.14) 0%, rgba(255,255,255,.02) 44%, transparent 74%),
    radial-gradient(ellipse at 50% 42%, rgba(232,75,112,.28) 0%, transparent 70%);
  filter:blur(6px);
  pointer-events:none;
}

/* ---- REFLECTION (mirrored copy of the product, anchored at its base) ---- */
.stage__reflection{
  position:absolute;
  z-index:1;
  top:100%; left:50%;
  width:100%;
  height:clamp(5rem, 13vw, 11rem);
  transform:translateX(-50%);
  overflow:hidden;
  pointer-events:none;
  opacity:.34;
  /* strongest right under the product, fading out downward */
  -webkit-mask-image:linear-gradient(to bottom, rgba(0,0,0,.85) 0%, rgba(0,0,0,.35) 45%, rgba(0,0,0,0) 85%);
  mask-image:linear-gradient(to bottom, rgba(0,0,0,.85) 0%, rgba(0,0,0,.35) 45%, rgba(0,0,0,0) 85%);
}
.stage__reflection img{
  position:absolute;
  bottom:100%;                 /* base sits exactly on the product's bottom edge */
  left:0;
  width:100%;
  height:auto;
  object-fit:contain;
  opacity:0;
  transform:scaleY(-1);
  transform-origin:bottom;
  filter:blur(1.5px) saturate(125%);
  transition:opacity .7s var(--ease);
}
.stage__reflection.is-loaded img{ opacity:1; }
.stage__reflection.is-empty{ display:none; }

/* ====================== 07 MEDIA / IMAGE PLACEHOLDER ==================== */
.media{
  position:relative;
  margin:0;
  display:flex;
  flex-direction:column;
}

.media__img{
  width:100%;
  height:100%;
  object-fit:contain;          /* never distort the product */
  opacity:0;
  transition:opacity .7s var(--ease);
}
.media.is-loaded .media__img{ opacity:1; }
.media.is-loaded .media__ph{ display:none; }

/* placeholder frame */
.media__ph{
  position:absolute;
  inset:0;
  z-index:2;
  display:flex;
  align-items:center;
  justify-content:center;
  text-align:center;
  padding:1rem;
  font-size:clamp(.6rem, 1.2vw, .72rem);
  font-weight:600;
  letter-spacing:.26em;
  text-transform:uppercase;
  color:rgba(232,75,112,.9);
  border:1px dashed rgba(232,75,112,.4);
  border-radius:inherit;
  background:
    repeating-linear-gradient(135deg, rgba(232,75,112,.05) 0 12px, transparent 12px 24px),
    rgba(255,255,255,.015);
}

/* main product */
.media--product{
  position:relative;
  z-index:2;
  width:100%;
  aspect-ratio:4 / 5;
  border-radius:var(--r-md);
  animation:float 7s var(--ease) infinite alternate;
  transition:transform .7s var(--ease), filter .7s var(--ease);
  filter:drop-shadow(0 44px 60px rgba(0,0,0,.85));
  will-change:transform;
}
.stage:hover .media--product{
  transform:scale(1.045);
  filter:drop-shadow(0 50px 70px rgba(0,0,0,.9)) drop-shadow(0 0 44px rgba(232,75,112,.32));
}

/* color thumbnails */
.swatch__media{
  aspect-ratio:1 / 1;
  border-radius:var(--r-md);
  overflow:hidden;
}
.swatch__media .media__ph{
  font-size:.56rem;
  letter-spacing:.2em;
}

/* detail images */
.media--detail{
  position:relative;
  aspect-ratio:16 / 11;
  border-radius:var(--r-lg);
  border:1px solid var(--border-soft);
  background:linear-gradient(160deg, #121212, #0a0a0a);
  overflow:hidden;
  box-shadow:var(--shadow-card);
}
.media--detail .media__ph{
  font-size:.62rem;
  color:rgba(232,75,112,.85);
}
.media--detail figcaption{
  display:flex;
  align-items:center;
  gap:.7rem;
  padding:.85rem 1.05rem;
  border-top:1px solid var(--border-soft);
  font-size:.66rem;
  font-weight:700;
  letter-spacing:.2em;
  text-transform:uppercase;
  color:rgba(255,255,255,.62);
}
.media--detail figcaption span{ color:var(--accent); }

/* ============================= 08 COLORS ================================ */
.colors{
  padding:clamp(3.5rem, 8vw, 6.5rem) 0;
  border-top:1px solid var(--border-soft);
}

.section-head{ text-align:center; margin-bottom:clamp(2rem, 4.5vw, 3.25rem); }
.section-label{
  font-size:.62rem;
  font-weight:600;
  letter-spacing:.4em;
  text-transform:uppercase;
  color:var(--accent);
}
.section-title{
  margin-top:.7rem;
  font-size:clamp(1.5rem, 4vw, 2.6rem);
  font-weight:800;
  letter-spacing:.14em;
  line-height:1.05;
  text-transform:uppercase;
}

.swatches{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:clamp(.8rem, 1.8vw, 1.5rem);
}

.swatch{
  position:relative;
  display:flex;
  flex-direction:column;
  gap:.85rem;
  padding:clamp(.7rem, 1.2vw, 1rem);
  text-align:left;
  border:1px solid var(--border-soft);
  border-radius:var(--r-lg);
  background:var(--card);
  transition:transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.swatch:hover{
  transform:translateY(-5px);
  border-color:rgba(232,75,112,.5);
  box-shadow:0 24px 60px -30px #000, 0 0 34px -14px rgba(232,75,112,.6);
}
.swatch.is-active{
  border-color:var(--accent);
  box-shadow:0 0 0 1px rgba(232,75,112,.3), 0 22px 60px -32px rgba(232,75,112,.7);
}
.swatch__media{ background:radial-gradient(circle at 50% 60%, #151515, #0b0b0b); }

.swatch__name{
  font-size:.7rem;
  font-weight:700;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:rgba(255,255,255,.82);
  transition:color .35s var(--ease);
}
.swatch:hover .swatch__name,
.swatch.is-active .swatch__name{ color:#fff; }

.swatch__dot{
  width:12px; height:12px;
  border-radius:50%;
  background:var(--sw,#333);
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.22), 0 0 12px -2px var(--sw,#333);
}

/* ========================== 09 DETAIL STRIP ============================ */
.details{
  padding:clamp(1rem, 3vw, 2rem) 0 clamp(3.5rem, 8vw, 6rem);
}
.details__grid{
  display:grid;
  grid-template-columns:repeat(2, minmax(0,1fr));
  gap:clamp(1rem, 2.4vw, 2rem);
}

/* ============================= 10 SPECS ================================ */
.specs{
  padding:clamp(3.5rem, 8vw, 6.5rem) 0;
  border-top:1px solid var(--border-soft);
}
.specs__list{
  display:grid;
  grid-template-columns:repeat(4, minmax(0,1fr));
  gap:clamp(1rem, 2.2vw, 1.75rem);
}
.spec{
  position:relative;
  padding:clamp(1.2rem, 2vw, 1.75rem) clamp(1rem, 1.6vw, 1.35rem);
  border:1px solid var(--border-soft);
  border-radius:var(--r-lg);
  background:linear-gradient(180deg, rgba(25,25,25,.85), rgba(14,14,14,.6));
  transition:transform .45s var(--ease), border-color .45s var(--ease), box-shadow .45s var(--ease);
}
.spec:hover{
  transform:translateY(-4px);
  border-color:var(--border);
  box-shadow:0 22px 54px -32px #000, 0 0 30px -14px rgba(232,75,112,.5);
}
.spec__icon{
  display:grid;
  place-items:center;
  width:48px; height:48px;
  margin-bottom:1.1rem;
  color:#fff;
  border:1px solid var(--border);
  border-radius:14px;
  background:rgba(232,75,112,.06);
  transition:color .4s var(--ease), box-shadow .4s var(--ease);
}
.spec__icon svg{ width:24px; height:24px; }
.spec:hover .spec__icon{
  color:var(--accent);
  box-shadow:0 0 26px -8px rgba(232,75,112,.8);
}
.spec__meta{
  display:block;
  font-size:.6rem;
  font-weight:600;
  letter-spacing:.32em;
  text-transform:uppercase;
  color:var(--accent);
}
.spec__value{
  display:block;
  margin-top:.5rem;
  font-size:clamp(.92rem, 1.25vw, 1.05rem);
  font-weight:700;
  letter-spacing:.02em;
  line-height:1.35;
  color:#fff;
}

/* ============================== 11 CTA ================================= */
.cta{
  padding:clamp(4.5rem, 11vw, 8.5rem) 0;
  text-align:center;
}
.cta__inner{ max-width:60rem; }
.rule{
  height:1px;
  margin-bottom:clamp(2rem, 5vw, 3.25rem);
  background:linear-gradient(90deg, transparent, var(--border) 22%, var(--accent) 50%, var(--border) 78%, transparent);
  opacity:.8;
}
.cta__statement{
  font-size:clamp(1.15rem, 3.6vw, 2.5rem);
  font-weight:800;
  letter-spacing:.2em;
  line-height:1.2;
  text-transform:uppercase;
  text-wrap:balance;
}
.cta__sub{
  margin-top:1.1rem;
  font-size:clamp(.85rem, 1.5vw, 1rem);
  font-weight:300;
  color:var(--text-2);
}
.cta__actions{
  margin-top:clamp(1.75rem, 4vw, 2.5rem);
  display:flex;
  flex-wrap:wrap;
  gap:.9rem;
  justify-content:center;
}

/* ============================ 12 FOOTER ================================ */
.site-footer{
  background:#050505;
  border-top:1px solid var(--border-soft);
  padding:clamp(2.5rem, 5vw, 3.5rem) 0 1.75rem;
}
.site-footer__top{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1.5rem 2rem;
  flex-wrap:wrap;
  padding-bottom:1.75rem;
  border-bottom:1px solid rgba(255,255,255,.06);
}
.brand--footer .brand__word{ font-size:1.05rem; }

.footer-nav{ display:flex; flex-wrap:wrap; gap:clamp(1rem, 2.4vw, 2rem); }
.footer-nav a{
  font-size:.7rem;
  font-weight:600;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--text-2);
  transition:color .3s var(--ease);
}
.footer-nav a:hover{ color:var(--accent); }

.site-footer__bottom{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  flex-wrap:wrap;
  padding-top:1.4rem;
  font-size:.68rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:rgba(255,255,255,.42);
}
.site-footer__legal{ display:flex; align-items:center; gap:.8rem; }
.site-footer__legal a{ transition:color .3s var(--ease); }
.site-footer__legal a:hover{ color:var(--accent); }

/* ============================= 13 BUTTONS ============================== */
.btn{
  position:relative;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  padding:1rem 2.1rem;
  font-size:.72rem;
  font-weight:700;
  letter-spacing:.22em;
  text-transform:uppercase;
  color:#fff;
  border:1px solid var(--accent);
  border-radius:999px;
  overflow:hidden;
  background:transparent;
  transition:color .4s var(--ease), box-shadow .4s var(--ease), transform .4s var(--ease);
}
.btn::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(120deg, var(--accent), var(--accent-dark));
  transform:translateY(101%);
  transition:transform .45s var(--ease);
  z-index:-1;
}
.btn::after{
  content:"";
  position:absolute;
  top:0; left:-120%;
  width:60%; height:100%;
  background:linear-gradient(90deg, transparent, rgba(255,255,255,.35), transparent);
  transform:skewX(-20deg);
  transition:left .6s var(--ease);
}
.btn:hover{
  transform:translateY(-2px);
  box-shadow:0 16px 44px -18px rgba(232,75,112,.9);
}
.btn:hover::before{ transform:translateY(0); }
.btn:hover::after{ left:130%; }

.btn--ghost{
  border-color:var(--border);
  color:var(--text-2);
}
.btn--ghost::before{ background:linear-gradient(120deg, #1b1b1b, #101010); }
.btn--ghost:hover{ color:#fff; border-color:rgba(232,75,112,.6); box-shadow:0 16px 40px -22px rgba(232,75,112,.7); }

/* ======================= 14 MOTION / REVEAL ============================ */
@keyframes float{
  from{ transform:translateY(0); }
  to  { transform:translateY(-14px); }
}
@keyframes haloPulse{
  from{ opacity:.72; transform:translate(-50%,-50%) scale(1); }
  to  { opacity:1;   transform:translate(-50%,-50%) scale(1.06); }
}

/* Safe default: everything visible if JS is unavailable (html.no-js) */
.js .reveal{
  opacity:0;
  transition:opacity .8s var(--ease), transform .8s var(--ease);
  transition-delay:var(--d, 0s);
  will-change:opacity, transform;
}
.js .reveal--left{  transform:translateX(-28px); }
.js .reveal--right{ transform:translateX(28px); }
.js .reveal--pop{   transform:scale(.965); }
.js .reveal.is-in{
  opacity:1;
  transform:none;
}

@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 .reveal{ opacity:1 !important; transform:none !important; }
  .media--product{ transform:none !important; }
}

/* =========================== 15 RESPONSIVE ============================= */

/* ---- Wide desktop: extra breathing room ---- */
@media (min-width:1500px){
  :root{ --wrap:1420px; }
}

/* ---- Desktop: cards left & right of the centred product ---- */
@media (min-width:1024px){
  .grid-hero{
    grid-template-columns:minmax(0,1fr) minmax(340px, 34rem) minmax(0,1fr);
    grid-template-areas:
      "c1 stage c4"
      "c2 stage c5"
      "c3 stage c6";
  }
  .card{ min-height:clamp(11rem, 15.5vh, 13.5rem); }
}

/* ---- Tablet: two columns, product banded in the middle ---- */
@media (min-width:721px) and (max-width:1023px){
  .grid-hero{
    grid-template-columns:repeat(2, minmax(0,1fr));
    grid-template-areas:
      "c1 c2"
      "stage stage"
      "c3 c4"
      "c5 c6";
  }
  .card{ min-height:0; }
  .stage{ min-height:clamp(24rem, 56vw, 34rem); }
  .stage__figure{ width:min(78%, 24rem); }
  .specs__list{ grid-template-columns:repeat(2, minmax(0,1fr)); }
}

/* ---- Nav collapses to the CTA button on anything narrower than desktop ----
   Five links need ~490px; below that they would run off the right edge. */
@media (max-width:1023px){
  .nav__link:not(.nav__link--cta){ display:none; }
}

/* ---- Mobile: single column, product first ---- */
@media (max-width:720px){
  .grid-hero{
    grid-template-columns:minmax(0,1fr);
    grid-template-areas:
      "stage"
      "c1" "c2" "c3" "c4" "c5" "c6";
    column-gap:0;
  }
  .stage{
    min-height:0;
    padding:clamp(1rem, 6vw, 2rem) 0 3.5rem;
    margin-bottom:.5rem;
  }
  .stage__figure{ width:min(84%, 20rem); }
  .stage__halo{ width:190%; height:70%; }

  .masthead{ padding-top:6.25rem; }
  .eyebrow{ letter-spacing:.3em; }
  .eyebrow__rule{ width:24px; }

  .swatches{ grid-template-columns:repeat(2, minmax(0,1fr)); }
  .details__grid{ grid-template-columns:minmax(0,1fr); }
  .specs__list{ grid-template-columns:minmax(0,1fr); }

  .btn{ width:100%; max-width:22rem; }

  .site-footer__top,
  .site-footer__bottom{ flex-direction:column; align-items:flex-start; }
  .footer-nav{ gap:.9rem 1.4rem; }
}

/* ---- Very small screens ---- */
@media (max-width:480px){
  /* Keep "NOVA X PRO" on a single line — retune size + tracking to fit 320px */
  .masthead__title{
    font-size:clamp(2.3rem, 12.1vw, 2.95rem);
    letter-spacing:-.035em;
  }
  .eyebrow{ font-size:.55rem; letter-spacing:.26em; }
  .masthead__tag{ font-size:.56rem; letter-spacing:.24em; }
  .cta__statement{ letter-spacing:.12em; }
}

@media (max-width:400px){
  .swatches{ grid-template-columns:minmax(0,1fr); }
  .stage__figure{ width:min(88%, 19rem); }
}

/* ---- Print ---- */
@media print{
  body::before, body::after{ display:none; }
  body{ background:#fff; color:#000; }
  .site-header, .stage__halo, .stage__beam, .stage__reflection{ display:none; }
}