/* ============================================================================
   PELTYR — styles
   ========================================================================== */
:root{
  --ink:#0b0b0d;
  --ink-2:#101015;
  --orange:#f1551f;        /* brand orange (logo #F05222) */
  --orange-bright:#ff7a33;
  --ember:#ff5e2a;
  --blue:#2d7ff9;          /* cold / data accent */
  --text:#f2eee9;
  --muted:#9b958c;
  --muted-2:#75706a;
  --line:rgba(255,255,255,.10);
  --line-2:rgba(255,255,255,.06);
  --surface:rgba(255,255,255,.045);
  --surface-2:rgba(255,255,255,.07);
  --glass:rgba(12,11,14,.55);
  --radius:18px;
  --radius-sm:12px;
  --maxw:1440px;
  --font-display:"Space Grotesk",system-ui,sans-serif;
  --font-body:"Inter",system-ui,sans-serif;
  --ease:cubic-bezier(.22,.61,.36,1);
}

*,*::before,*::after{box-sizing:border-box}
/* make the [hidden] attribute always win, even over display:flex/grid rules */
[hidden]{display:none!important}
html{scroll-behavior:smooth}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
.lenis.lenis-stopped{overflow:hidden}

body{
  margin:0;
  font-family:var(--font-body);
  background:var(--ink);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--font-display);font-weight:600;line-height:1.04;letter-spacing:-.02em;margin:0}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}

.skip-link{position:fixed;left:-999px;top:0;z-index:1000;background:var(--orange);color:#fff;padding:.6rem 1rem;border-radius:0 0 8px 0}
.skip-link:focus{left:0}

/* ---------- background simulation ---------- */
#bg-canvas{position:fixed;inset:0;width:100vw;height:100vh;z-index:0;display:block}
.bg-overlay{
  position:fixed;inset:0;z-index:1;pointer-events:none;
  background:
    linear-gradient(rgba(8,8,10,.34), rgba(8,8,10,.34)),                                   /* global scrim for text contrast */
    linear-gradient(90deg, rgba(8,8,10,.64) 0%, rgba(8,8,10,.24) 30%, rgba(8,8,10,0) 56%),  /* darker left where the copy sits */
    radial-gradient(130% 95% at 82% 12%, rgba(8,8,10,0) 0%, rgba(8,8,10,.12) 50%, rgba(8,8,10,.55) 100%),
    linear-gradient(180deg, rgba(8,8,10,0) 58%, rgba(8,8,10,.5) 100%);
}
.bg-fallback{position:fixed;inset:0;z-index:0;display:block;
  background:
    radial-gradient(60% 50% at 75% 30%, rgba(241,85,31,.30), transparent 60%),
    radial-gradient(50% 45% at 20% 75%, rgba(45,127,249,.18), transparent 60%),
    var(--ink);
}
/* the gradient shows by default and is hidden only once WebGL is running */
html.webgl-ok .bg-fallback{display:none}

/* ---------- layout ---------- */
.wrap{width:min(var(--maxw),100% - 3rem);margin-inline:auto;position:relative;z-index:2}
.section{position:relative;z-index:2;padding:clamp(2.75rem,5vw,4.25rem) 0}
.section__head{max-width:760px;margin-bottom:clamp(1.5rem,3vw,2.3rem)}
.section__head h2{font-size:clamp(2rem,4.6vw,3.4rem)}
.eyebrow{font-family:var(--font-display);font-size:.78rem;font-weight:600;letter-spacing:.22em;text-transform:uppercase;color:var(--orange-bright);margin-bottom:1rem}
.lede{color:var(--muted);font-size:clamp(1.02rem,1.5vw,1.22rem);max-width:60ch}
.hl{color:var(--orange)}

/* ---------- buttons ---------- */
.btn{
  --pad:.7rem 1.15rem;
  display:inline-flex;align-items:center;justify-content:center;gap:.5rem;
  font-family:var(--font-display);font-weight:600;font-size:.95rem;letter-spacing:.01em;
  padding:var(--pad);border-radius:999px;border:1px solid transparent;cursor:pointer;
  transition:transform .25s var(--ease),background .25s,border-color .25s,box-shadow .25s;
  background:none;color:var(--text);white-space:nowrap;
}
.btn--lg{--pad:.95rem 1.7rem;font-size:1.02rem}
.btn--block{width:100%}
.btn--primary{background:var(--orange);color:#fff;box-shadow:0 8px 30px -8px rgba(241,85,31,.6)}
.btn--primary:hover{background:var(--orange-bright);transform:translateY(-2px);box-shadow:0 14px 40px -10px rgba(255,122,51,.7)}
.btn--ghost{border-color:var(--line);color:var(--text);background:rgba(255,255,255,.03)}
.btn--ghost:hover{border-color:rgba(255,255,255,.4);background:rgba(255,255,255,.07);transform:translateY(-2px)}
:focus-visible{outline:2px solid var(--orange-bright);outline-offset:3px;border-radius:4px}

.link-arrow{font-family:var(--font-display);font-weight:600;color:var(--orange-bright);font-size:.95rem;display:inline-flex;gap:.3rem;transition:gap .25s var(--ease)}
.link-arrow:hover{gap:.65rem}

/* ---------- nav ---------- */
.nav{position:fixed;top:0;left:0;right:0;z-index:60;transition:background .3s,border-color .3s,backdrop-filter .3s;border-bottom:1px solid transparent}
.nav.is-stuck{background:rgba(9,9,11,.72);backdrop-filter:blur(14px);border-bottom-color:var(--line-2)}
.nav__inner{width:min(var(--maxw),100% - 3rem);margin-inline:auto;display:flex;align-items:center;gap:1.5rem;height:82px}
.nav__brand img{height:24px;width:auto}
.nav__links{display:flex;gap:1.9rem;margin-left:1.5rem;flex:1}
.nav__links a{font-size:1rem;color:var(--muted);transition:color .2s;font-weight:500}
.nav__links a:hover{color:var(--text)}
.nav__actions{display:flex;align-items:center;gap:.9rem}
.cart-toggle{position:relative;background:none;border:none;color:var(--text);cursor:pointer;display:grid;place-items:center;padding:.4rem;border-radius:10px;transition:background .2s}
.cart-toggle:hover{background:rgba(255,255,255,.07)}
.cart-toggle__count{position:absolute;top:-3px;right:-4px;background:var(--orange);color:#fff;font-family:var(--font-display);font-size:.68rem;font-weight:700;min-width:17px;height:17px;border-radius:9px;display:grid;place-items:center;padding:0 4px}
.nav__burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:.5rem}
.nav__burger span{width:24px;height:2px;background:var(--text);border-radius:2px;transition:transform .3s,opacity .3s}

/* ---------- hero ---------- */
.hero{position:relative;z-index:2;min-height:100svh;display:flex;flex-direction:column;justify-content:center;padding-top:82px}
.hero__inner{width:min(var(--maxw),100% - 3rem);margin-inline:auto}
.hero__title{font-size:clamp(2.6rem,7vw,5.6rem);font-weight:700;max-width:16ch;margin:.4rem 0 1.4rem;text-shadow:0 2px 40px rgba(0,0,0,.5)}
.hero__lede{font-size:clamp(1.05rem,1.8vw,1.4rem);color:#cfc9c2;max-width:46ch}
.hero__lede strong{color:#fff;font-weight:600}
.hero__cta{display:flex;gap:1rem;margin-top:2.2rem;flex-wrap:wrap}

.hud{position:absolute;right:max(1.5rem,calc((100vw - var(--maxw))/2 + 1.5rem));bottom:13vh;
  background:var(--glass);backdrop-filter:blur(12px);border:1px solid var(--line);border-radius:16px;
  padding:1.1rem 1.3rem;min-width:230px;box-shadow:0 20px 60px -20px rgba(0,0,0,.7)}
.hud__row{display:flex;align-items:center;gap:.55rem;color:var(--muted);font-size:.8rem;font-weight:500}
.hud__dot{width:8px;height:8px;border-radius:50%;background:var(--orange);box-shadow:0 0 0 0 rgba(241,85,31,.6);animation:pulse 2s infinite}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(241,85,31,.55)}70%{box-shadow:0 0 0 9px rgba(241,85,31,0)}100%{box-shadow:0 0 0 0 rgba(241,85,31,0)}}
.hud__value{font-family:var(--font-display);font-weight:700;font-size:2.4rem;line-height:1.1;margin-top:.5rem;display:flex;align-items:baseline;gap:.4rem}
.hud__unit{font-size:.95rem;color:var(--muted);font-weight:500}
.hud__sub{font-size:.8rem;color:var(--muted-2);margin-top:.15rem}

.scroll-cue{position:absolute;left:50%;bottom:2rem;transform:translateX(-50%);display:flex;flex-direction:column;align-items:center;gap:.35rem;color:var(--muted);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;font-family:var(--font-display)}
.scroll-cue svg{animation:bob 1.8s infinite}
@keyframes bob{0%,100%{transform:translateY(0)}50%{transform:translateY(5px)}}

/* ---------- stats ---------- */
.stats{position:relative;z-index:2;padding:clamp(2.5rem,5vw,3.5rem) 0;border-block:1px solid var(--line-2);background:rgba(8,8,10,.45);backdrop-filter:blur(3px)}
.stats__grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem}
.stat__num{font-family:var(--font-display);font-weight:700;font-size:clamp(2.4rem,4.5vw,3.6rem);color:#fff;line-height:1}
.stat p{color:var(--muted);font-size:.92rem;margin-top:.5rem;max-width:24ch}

/* ---------- problem ---------- */
.problem__grid{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(2rem,6vw,5rem);align-items:start}
.problem__head h2{font-size:clamp(2rem,4.5vw,3.3rem);margin:.2rem 0 1.2rem}
.neq{color:var(--orange);font-style:normal}
.problem__list li{padding:1.05rem 0;border-bottom:1px solid var(--line-2);color:var(--muted);font-size:1.05rem}
.problem__list li strong{color:var(--text);font-weight:600}
.problem__list li:first-child{border-top:1px solid var(--line-2)}

/* ---------- how ---------- */
.how__steps{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;counter-reset:s}
.how__step{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--radius);padding:1.6rem 1.4rem 1.8rem;position:relative;overflow:hidden;transition:transform .35s var(--ease),border-color .35s}
.how__step:hover{transform:translateY(-4px);border-color:rgba(241,85,31,.4)}
.how__step::after{content:"";position:absolute;inset:auto -40% -60% auto;width:120px;height:120px;background:radial-gradient(circle,rgba(241,85,31,.5),transparent 70%);opacity:0;transition:opacity .35s}
.how__step:hover::after{opacity:.5}
.how__no{font-family:var(--font-display);font-weight:700;font-size:.9rem;color:var(--orange);letter-spacing:.05em}
.how__step h3{font-size:1.4rem;margin:.7rem 0 .5rem}
.how__step p{color:var(--muted);font-size:.96rem}

/* ---------- product / exploded device ---------- */
.product{position:relative;z-index:2}
.product__sticky{position:sticky;top:0;height:100svh;display:grid;place-items:center;z-index:1}
.device-stage{position:relative;width:100%;height:100%}
#device-canvas{position:absolute;inset:0;width:100%;height:100%}
.product__scroll{position:relative;z-index:3;pointer-events:none;margin-top:-100svh}
.product__copy{min-height:78svh;display:flex;flex-direction:column;justify-content:center;max-width:440px;padding:2rem 0;
  margin-left:max(1.5rem,calc((100vw - var(--maxw))/2));opacity:0;transform:translateY(30px);transition:opacity .6s var(--ease),transform .6s var(--ease)}
.product__copy.is-active{opacity:1;transform:none}
.product__copy--intro{min-height:90svh}
.product__copy h2{font-size:clamp(2rem,4.5vw,3.2rem)}
.product__copy h3{font-size:clamp(1.4rem,2.4vw,1.9rem);margin-bottom:.5rem}
.product__copy p{color:var(--muted);font-size:1.05rem}
.product__tag{display:inline-flex;align-self:flex-start;font-family:var(--font-display);font-weight:600;font-size:.72rem;letter-spacing:.16em;text-transform:uppercase;color:var(--orange-bright);border:1px solid rgba(241,85,31,.4);background:rgba(241,85,31,.08);padding:.35rem .7rem;border-radius:999px;margin-bottom:1rem}
/* floating spec labels projected from 3D */
.part-label{position:absolute;z-index:4;transform:translate(-50%,-50%);pointer-events:none;font-family:var(--font-display);font-size:.78rem;font-weight:600;letter-spacing:.04em;color:#fff;background:rgba(12,11,14,.7);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:999px;padding:.3rem .7rem;white-space:nowrap;opacity:0;transition:opacity .4s}
.part-label::before{content:"";position:absolute;left:-5px;top:50%;width:9px;height:9px;border-radius:50%;background:var(--orange);transform:translateY(-50%);box-shadow:0 0 10px var(--orange)}
.part-label.show{opacity:1}

/* ---------- simulation (how heat moves through a wall) ---------- */
.sim-frame{position:relative;width:min(1100px,100%);margin-inline:auto;aspect-ratio:16/10;overflow:hidden}
.sim-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0;display:block;background:transparent}

/* ---------- range ---------- */
.range__grid{display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:1fr;gap:1.2rem}
.rcard{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .35s var(--ease),border-color .35s}
.rcard:hover{transform:translateY(-5px);border-color:rgba(255,255,255,.22)}
.rcard--tall{grid-row:span 2}
.rcard__media{aspect-ratio:4/3;overflow:hidden;background:#1a1a20}
.rcard--tall .rcard__media{aspect-ratio:4/5}
.rcard__media img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.rcard:hover .rcard__media img{transform:scale(1.05)}
.rcard__body{padding:1.4rem 1.4rem 1.6rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.rcard__body h3{font-size:1.35rem}
.rcard__body p{color:var(--muted);font-size:.95rem;flex:1}
.rcard__body .link-arrow{margin-top:.4rem}
.rcard--halo .rcard__halo{aspect-ratio:4/3;background:linear-gradient(135deg,#15131a,#0c0b10);display:grid;place-items:center;position:relative;overflow:hidden}
.halo-ui{width:74%;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;padding:1rem}
.halo-ui__bars{display:flex;align-items:flex-end;gap:6px;height:60px}
.halo-ui__bars span{flex:1;background:linear-gradient(var(--orange),var(--ember));border-radius:3px;animation:bars 2.4s ease-in-out infinite}
.halo-ui__bars span:nth-child(1){height:40%;animation-delay:0s}
.halo-ui__bars span:nth-child(2){height:65%;animation-delay:.2s}
.halo-ui__bars span:nth-child(3){height:50%;animation-delay:.4s}
.halo-ui__bars span:nth-child(4){height:80%;animation-delay:.6s}
.halo-ui__bars span:nth-child(5){height:58%;animation-delay:.8s}
.halo-ui__bars span:nth-child(6){height:72%;animation-delay:1s}
@keyframes bars{0%,100%{transform:scaleY(.7)}50%{transform:scaleY(1)}}
.halo-ui__read{font-family:var(--font-display);margin-top:.7rem;color:var(--muted);font-size:.85rem}
.halo-ui__read b{color:#fff;font-size:1.2rem}

/* ---------- use cases ---------- */
.uc__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.2rem}
.uc{border:1px solid var(--line-2);border-radius:var(--radius);padding:1.8rem;background:linear-gradient(180deg,var(--surface),transparent);transition:transform .35s var(--ease),border-color .35s}
.uc:hover{transform:translateY(-4px);border-color:rgba(241,85,31,.4)}
.uc h3{font-size:1.35rem;margin-bottom:.6rem}
.uc p{color:var(--muted);font-size:.98rem}
.uc__who{margin-top:2.4rem;color:var(--muted);font-size:1rem;max-width:62ch}

/* ---------- specs ---------- */
.specs__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}
.spectable{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--radius);padding:1.6rem 1.7rem}
.spectable h3{font-size:1.25rem;margin-bottom:1rem;color:var(--orange-bright)}
.spectable dl{margin:0}
.spectable dl>div{display:flex;justify-content:space-between;gap:1rem;padding:.6rem 0;border-bottom:1px solid var(--line-2)}
.spectable dl>div:last-child{border-bottom:0}
.spectable dt{color:var(--muted);font-size:.92rem}
.spectable dd{margin:0;text-align:right;font-size:.92rem;font-weight:500;font-family:var(--font-display)}

/* ---------- shop ---------- */
.shop__grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.3rem;max-width:1040px;margin-inline:auto}
.pcard{background:var(--surface);border:1px solid var(--line-2);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .35s var(--ease),border-color .35s}
.pcard:hover{transform:translateY(-5px)}
.pcard--featured{border-color:rgba(241,85,31,.5);box-shadow:0 30px 80px -40px rgba(241,85,31,.5)}
.pcard__media{position:relative;aspect-ratio:16/10;background:#16151b;overflow:hidden}
.pcard--featured .pcard__media{aspect-ratio:16/9}
.pcard__media img{width:100%;height:100%;object-fit:cover}
.pcard__media--blank{display:grid;place-items:center;background:radial-gradient(circle at 60% 35%,rgba(241,85,31,.25),transparent 60%),#16151b}
.pcard__glyph{font-family:var(--font-display);font-weight:700;font-size:3rem;color:rgba(255,255,255,.14)}
.pcard__badge{position:absolute;top:12px;left:12px;background:var(--orange);color:#fff;font-family:var(--font-display);font-size:.72rem;font-weight:600;letter-spacing:.04em;padding:.3rem .65rem;border-radius:999px}
.pcard__body{padding:1.4rem 1.5rem 1.6rem;display:flex;flex-direction:column;gap:.55rem;flex:1}
.pcard__body h3{font-size:1.35rem}
.pcard--featured .pcard__body h3{font-size:1.8rem}
.pcard__tagline{color:var(--muted);font-size:.96rem}
.pcard__price{font-family:var(--font-display);font-weight:700;font-size:1.5rem;color:#fff;margin-top:.2rem}
.pcard__price small{font-size:.85rem;color:var(--muted);font-weight:500}
.pcard__price--soon{color:var(--orange-bright)}
.pcard__includes{display:flex;flex-direction:column;gap:.4rem;margin:.4rem 0 .2rem}
.pcard__includes li{color:var(--muted);font-size:.9rem;padding-left:1.3rem;position:relative}
.pcard__includes li::before{content:"";position:absolute;left:0;top:.55em;width:7px;height:7px;border-radius:50%;background:var(--orange)}
.pcard__note{font-size:.82rem;color:var(--muted-2)}
.pcard__foot{margin-top:auto;display:flex;flex-direction:column;gap:.6rem;padding-top:.8rem}
.qty{display:flex;align-items:center;gap:.4rem;border:1px solid var(--line);border-radius:999px;padding:.2rem;width:fit-content}
.qty button{width:30px;height:30px;border-radius:50%;border:none;background:rgba(255,255,255,.06);color:var(--text);font-size:1.1rem;cursor:pointer;display:grid;place-items:center;transition:background .2s}
.qty button:hover{background:rgba(255,255,255,.16)}
.qty span{min-width:2ch;text-align:center;font-family:var(--font-display);font-weight:600}
.pcard__actions{display:flex;gap:.5rem;flex-wrap:wrap}
.pcard__actions .btn{flex:1}

/* ---------- validation ---------- */
.validation{background:rgba(8,8,10,.5);backdrop-filter:blur(3px);border-block:1px solid var(--line-2)}
.validation__inner h2{font-size:clamp(1.8rem,3.6vw,2.8rem);max-width:20ch;margin:.4rem 0 2.4rem}
.validation__row{display:grid;grid-template-columns:repeat(4,1fr);gap:1.5rem}
.vitem{border-left:2px solid var(--orange);padding-left:1rem}
.vitem strong{display:block;font-family:var(--font-display);font-size:1.3rem}
.vitem span{color:var(--muted);font-size:.9rem}

/* ---------- contact ---------- */
.contact__inner{max-width:720px;margin-inline:auto;text-align:center}
.contact__inner h2{font-size:clamp(2rem,4.5vw,3.4rem);margin:.3rem 0 1rem}
.contact__inner .lede{margin-inline:auto}
.contact__actions{display:flex;gap:1rem;margin-top:1.8rem;flex-wrap:wrap;justify-content:center}
.contact__loc{color:var(--muted);font-size:.9rem;margin-top:1.4rem}
.contact__card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem}
.contact__line{display:flex;justify-content:space-between;gap:1rem;padding:.85rem 0;border-bottom:1px solid var(--line-2)}
.contact__line:last-child{border-bottom:0}
.contact__line span{color:var(--muted);font-size:.9rem}
.contact__line b{font-family:var(--font-display);font-weight:600}

/* ---------- footer ---------- */
.footer{position:relative;z-index:2;border-top:1px solid var(--line-2);padding:3.5rem 0;background:rgba(8,8,10,.6);backdrop-filter:blur(4px)}
.footer__inner{display:flex;flex-direction:column;gap:1.2rem;align-items:flex-start}
.footer__logo{height:24px}
.footer__tag{color:var(--muted);max-width:44ch}
.footer__links{display:flex;gap:1.4rem;flex-wrap:wrap}
.footer__links a{color:var(--muted);font-size:.92rem;transition:color .2s}
.footer__links a:hover{color:var(--text)}
.footer__legal{color:var(--muted-2);font-size:.85rem}

/* ---------- cart drawer ---------- */
.drawer{position:fixed;inset:0;z-index:90;visibility:hidden}
.drawer.open{visibility:visible}
.drawer__scrim{position:absolute;inset:0;background:rgba(0,0,0,.6);opacity:0;transition:opacity .35s}
.drawer.open .drawer__scrim{opacity:1}
.drawer__panel{position:absolute;top:0;right:0;height:100%;width:min(420px,100%);background:var(--ink-2);border-left:1px solid var(--line);display:flex;flex-direction:column;transform:translateX(100%);transition:transform .4s var(--ease)}
.drawer.open .drawer__panel{transform:none}
.drawer__head{display:flex;justify-content:space-between;align-items:center;padding:1.4rem 1.5rem;border-bottom:1px solid var(--line-2)}
.drawer__head h3{font-size:1.3rem}
.drawer__close{background:none;border:none;color:var(--muted);font-size:1.8rem;line-height:1;cursor:pointer;transition:color .2s}
.drawer__close:hover{color:var(--text)}
.drawer__items{flex:1;overflow-y:auto;padding:1rem 1.5rem;display:flex;flex-direction:column;gap:1rem}
.citem{display:grid;grid-template-columns:54px 1fr auto;gap:.9rem;align-items:center}
.citem__thumb{width:54px;height:54px;border-radius:10px;object-fit:cover;background:#222;display:grid;place-items:center;font-family:var(--font-display);font-weight:700;color:rgba(255,255,255,.3)}
.citem__name{font-weight:600;font-size:.95rem;font-family:var(--font-display)}
.citem__meta{color:var(--muted);font-size:.82rem}
.citem__right{text-align:right;display:flex;flex-direction:column;align-items:flex-end;gap:.3rem}
.citem__price{font-family:var(--font-display);font-weight:600}
.citem__qty{display:flex;align-items:center;gap:.45rem}
.citem__qty button{width:24px;height:24px;border-radius:6px;border:1px solid var(--line);background:none;color:var(--text);cursor:pointer}
.citem__remove{background:none;border:none;color:var(--muted-2);font-size:.78rem;cursor:pointer;text-decoration:underline}
.citem__remove:hover{color:var(--orange)}
.drawer__empty{flex:1;display:flex;flex-direction:column;gap:1rem;align-items:center;justify-content:center;color:var(--muted);text-align:center;padding:2rem}
.drawer__foot{padding:1.3rem 1.5rem;border-top:1px solid var(--line-2);display:flex;flex-direction:column;gap:.8rem}
.drawer__total{display:flex;justify-content:space-between;align-items:baseline;font-size:1rem}
.drawer__total b{font-family:var(--font-display);font-size:1.5rem}
.drawer__note{color:var(--muted-2);font-size:.8rem;line-height:1.45}

/* ---------- modal ---------- */
.modal{position:fixed;inset:0;z-index:100;visibility:hidden}
.modal.open{visibility:visible}
.modal__scrim{position:absolute;inset:0;background:rgba(0,0,0,.7);opacity:0;transition:opacity .3s}
.modal.open .modal__scrim{opacity:1}
.modal__panel{position:absolute;top:50%;left:50%;transform:translate(-50%,-46%);width:min(480px,100% - 2rem);max-height:90vh;overflow-y:auto;background:var(--ink-2);border:1px solid var(--line);border-radius:var(--radius);padding:2rem;opacity:0;transition:opacity .3s,transform .3s var(--ease)}
.modal.open .modal__panel{transform:translate(-50%,-50%);opacity:1}
.modal__close{position:absolute;top:1rem;right:1.1rem;background:none;border:none;color:var(--muted);font-size:1.8rem;cursor:pointer}
.modal__lede{color:var(--muted);font-size:.95rem;margin:.5rem 0 1.4rem}
.oform{display:flex;flex-direction:column;gap:.9rem}
.oform label{display:flex;flex-direction:column;gap:.35rem;font-size:.85rem;color:var(--muted);font-weight:500}
.oform input,.oform textarea{font-family:var(--font-body);background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:10px;padding:.7rem .85rem;color:var(--text);font-size:.95rem;resize:vertical}
.oform input:focus,.oform textarea:focus{outline:none;border-color:var(--orange)}
.oform__summary{background:rgba(255,255,255,.04);border:1px solid var(--line-2);border-radius:10px;padding:.8rem 1rem;font-size:.85rem;color:var(--muted);display:flex;flex-direction:column;gap:.3rem}
.oform__summary b{color:var(--text)}
.oform__hint{font-size:.78rem;color:var(--muted-2)}
.oform__hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.othanks{text-align:center;padding:1rem .25rem .25rem}
.othanks__tick{width:54px;height:54px;border-radius:50%;background:var(--orange);color:#fff;display:grid;place-items:center;font-size:1.5rem;margin:0 auto 1.1rem;box-shadow:0 12px 34px -10px rgba(241,85,31,.65)}
.othanks h3{font-size:1.5rem;margin-bottom:.5rem}
.othanks .btn{margin-top:1.3rem}

/* ---------- toast ---------- */
.toast{position:fixed;bottom:1.5rem;left:50%;transform:translate(-50%,1.5rem);background:var(--orange);color:#fff;font-family:var(--font-display);font-weight:600;font-size:.92rem;padding:.8rem 1.3rem;border-radius:999px;z-index:120;opacity:0;pointer-events:none;transition:opacity .3s,transform .3s var(--ease);box-shadow:0 12px 40px -10px rgba(241,85,31,.6)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- reveal ---------- */
/* hidden state only applies once JS adds .anim-ready, so a JS failure never hides content */
html.anim-ready .reveal{opacity:0;transform:translateY(26px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
html.anim-ready .reveal.in{opacity:1;transform:none}

/* ---------- responsive ---------- */
@media(max-width:1000px){
  .nav__links{display:none}
  .nav__burger{display:flex}
  .nav.menu-open .nav__links{display:flex;position:absolute;top:82px;left:0;right:0;flex-direction:column;background:rgba(9,9,11,.96);backdrop-filter:blur(14px);padding:1.5rem;gap:1.2rem;border-bottom:1px solid var(--line);margin-left:0}
  .nav.menu-open .nav__burger span:first-child{transform:translateY(3.5px) rotate(45deg)}
  .nav.menu-open .nav__burger span:last-child{transform:translateY(-3.5px) rotate(-45deg)}
  .problem__grid{grid-template-columns:1fr}
  .how__steps{grid-template-columns:repeat(2,1fr)}
  .range__grid{grid-template-columns:repeat(2,1fr)}
  .rcard--tall{grid-row:span 1}
  .specs__grid{grid-template-columns:1fr}
  .shop__grid{grid-template-columns:repeat(2,1fr)}
  .pcard--featured{grid-column:auto;grid-row:auto}
  .uc__grid{grid-template-columns:1fr}
  .contact__inner{grid-template-columns:1fr}
  .validation__row{grid-template-columns:repeat(2,1fr)}
  .stats__grid{grid-template-columns:repeat(2,1fr);gap:1.6rem}
  .product__copy{margin-inline:1.5rem;max-width:none}
  .hud{display:none}
}
@media(max-width:560px){
  .wrap{width:100% - 2rem;width:calc(100% - 2rem)}
  .range__grid,.shop__grid{grid-template-columns:1fr}
  .pcard--featured{grid-column:auto}
  .stats__grid{grid-template-columns:1fr 1fr}
  .how__steps{grid-template-columns:1fr}
  .validation__row{grid-template-columns:1fr}
  .nav__cta{display:none}
  .hero__cta{flex-direction:column;align-items:stretch}
  .hero__cta .btn{width:100%}
}

/* ---------- reduced motion ---------- */
@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  html.anim-ready .reveal{opacity:1;transform:none;transition:none}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important}
  .product__sticky{position:relative;height:auto;min-height:60svh}
  .product__scroll{margin-top:0}
  .product__copy{opacity:1;transform:none;min-height:auto;padding:1.5rem 0}
}