/* ============================================================
   MASAR — Design System
   Petroleum slate + Saudi green. Outfit / Plus Jakarta Sans.
   Arabic: IBM Plex Sans Arabic. Full RTL via logical props.
   ============================================================ */

:root{
  --ink:        #0E1418;
  --ink-2:      #15202A;
  --ink-3:      #1C2A36;
  --paper:      #F2F4F3;
  --paper-2:    #E8ECEA;
  --white:      #FAFCFB;
  --accent:     #0F8A6D;
  --accent-hi:  #19A983;
  --accent-dim: rgba(15,138,109,.12);
  --steel:      #8FA0A8;
  --steel-dark: #5A6B74;
  --line-l:     rgba(14,20,24,.10);
  --line-d:     rgba(250,252,251,.10);
  --shadow:     0 18px 50px -18px rgba(14,30,26,.28);
  --r:          14px;
  --font-d:     'Outfit', sans-serif;
  --font-b:     'Plus Jakarta Sans', sans-serif;
  --nav-h:      72px;
  --pad:        clamp(1.2rem, 4vw, 3.5rem);
}
html[dir="rtl"]{
  --font-d: 'IBM Plex Sans Arabic', sans-serif;
  --font-b: 'IBM Plex Sans Arabic', sans-serif;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{
  font-family:var(--font-b);
  background:var(--paper);
  color:var(--ink);
  font-size:clamp(1rem,1.15vw,1.1rem);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:var(--font-d);letter-spacing:-0.02em;line-height:1.08;font-weight:700}
html[dir="rtl"] h1,html[dir="rtl"] h2,html[dir="rtl"] h3,html[dir="rtl"] h4{letter-spacing:0;line-height:1.25}

.container{max-width:1280px;margin-inline:auto;padding-inline:var(--pad)}
.skip-link{position:absolute;inset-inline-start:-999px;top:0;background:var(--accent);color:#fff;padding:.6rem 1rem;z-index:200}
.skip-link:focus{inset-inline-start:0}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.55rem;
  font-family:var(--font-d);font-weight:600;font-size:.95rem;
  padding:.85rem 1.7rem;border-radius:999px;border:1.5px solid transparent;
  cursor:pointer;transition:background .25s,color .25s,border-color .25s,transform .25s;
  white-space:nowrap;
}
.btn-accent{background:var(--accent);color:#fff}
.btn-accent:hover{background:var(--accent-hi)}
.btn-ghost{border-color:var(--line-d);color:var(--white)}
.btn-ghost:hover{border-color:var(--accent-hi);color:var(--accent-hi)}
.btn-dark{background:var(--ink);color:var(--white)}
.btn-dark:hover{background:var(--ink-3)}
.btn-sm{padding:.6rem 1.25rem;font-size:.88rem}

/* ---------- Nav ---------- */
.site-nav{
  position:fixed;inset-inline:0;top:0;z-index:100;height:var(--nav-h);
  transition:background .35s,backdrop-filter .35s,box-shadow .35s;
  color:var(--white);
}
.site-nav.solid{
  background:rgba(14,20,24,.82);
  backdrop-filter:blur(18px);
  box-shadow:0 1px 0 var(--line-d);
}
body.light-page .site-nav{color:var(--ink)}
body.light-page .site-nav.solid{background:rgba(242,244,243,.85);box-shadow:0 1px 0 var(--line-l)}
.nav-inner{max-width:1380px;margin-inline:auto;height:100%;display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding-inline:var(--pad)}
.nav-brand{display:flex;align-items:center;gap:.65rem;font-family:var(--font-d);font-weight:700;font-size:1.08rem}
.brand-mark{display:grid;place-items:center}
.nav-links{display:flex;gap:1.6rem;font-size:.93rem;font-weight:500}
.nav-links a{opacity:.78;position:relative;padding-block:.3rem;transition:opacity .2s}
.nav-links a:hover{opacity:1}
.nav-links a.on{opacity:1}
.nav-links a.on::after{content:'';position:absolute;inset-inline:0;bottom:-2px;height:2px;background:var(--accent-hi);border-radius:2px}
.nav-actions{display:flex;align-items:center;gap:.9rem}
.lang-switch{font-family:var(--font-d);font-weight:600;font-size:.85rem;letter-spacing:.06em;border:1.5px solid currentColor;border-radius:999px;padding:.45rem 1rem;opacity:.85;transition:opacity .2s,background .2s}
.lang-switch:hover{opacity:1;background:rgba(127,127,127,.12)}
.nav-burger{display:none;background:none;border:0;cursor:pointer;width:40px;height:40px;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav-burger span{display:block;width:22px;height:2px;background:currentColor;transition:transform .3s,opacity .3s}
.nav-burger.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0}
.nav-burger.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  position:relative;min-height:100dvh;display:grid;align-items:end;
  color:var(--white);background:var(--ink);overflow:hidden;
}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img,.hero-media video{width:100%;height:100%;object-fit:cover;opacity:.5}
.hero::after{
  content:'';position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top,rgba(14,20,24,.96) 8%,rgba(14,20,24,.45) 55%,rgba(14,20,24,.35));
}
.hero-content{
  position:relative;z-index:2;max-width:1280px;width:100%;
  margin-inline:auto;padding:0 var(--pad) clamp(4rem,9vh,7rem);
}
.hero-eyebrow{
  font-family:var(--font-d);font-size:.85rem;font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent-hi);margin-bottom:1.2rem;
  display:flex;align-items:center;gap:.8rem;
}
html[dir="rtl"] .hero-eyebrow{letter-spacing:0}
.hero-eyebrow::before{content:'';width:42px;height:2px;background:var(--accent-hi)}
.hero h1{
  font-size:clamp(2.5rem,5.6vw,4.6rem);font-weight:700;max-width:18ch;
  margin-bottom:1.4rem;
}
.hero-sub{max-width:58ch;color:var(--steel);font-size:clamp(1rem,1.3vw,1.18rem);margin-bottom:2.2rem}
.hero-cta-row{display:flex;flex-wrap:wrap;gap:1rem}
.hero-scroll{position:absolute;bottom:2rem;inset-inline-end:var(--pad);z-index:2;color:var(--steel);font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;writing-mode:vertical-rl;display:flex;align-items:center;gap:.6rem;opacity:.7}
html[dir="rtl"] .hero-scroll{letter-spacing:0}

/* ---------- Flowline signature ---------- */
.flowline{
  position:absolute;top:0;bottom:0;inset-inline-start:calc(var(--pad) / 2);
  width:4px;z-index:3;pointer-events:none;
}
@media(max-width:900px){.flowline{display:none}}
.flowline svg{height:100%;width:100%;overflow:visible}
.flow-track{stroke:rgba(127,150,145,.18);stroke-width:3;fill:none}
.flow-fill{stroke:var(--accent-hi);stroke-width:3;fill:none;stroke-linecap:round}
.flow-dash{animation:dashmove 1.6s linear infinite}
@keyframes dashmove{to{stroke-dashoffset:-14}}

/* ---------- Sections ---------- */
.section{padding-block:clamp(4rem,9vw,7.5rem);position:relative}
.section-dark{background:var(--ink);color:var(--white)}
.section-dark .muted{color:var(--steel)}
.section-tint{background:var(--paper-2)}
.muted{color:var(--steel-dark)}
.sec-head{margin-bottom:clamp(2.2rem,5vw,3.6rem);max-width:720px}
.sec-eyebrow{
  font-family:var(--font-d);font-size:.8rem;font-weight:700;letter-spacing:.16em;
  text-transform:uppercase;color:var(--accent);margin-bottom:.8rem;display:block;
}
html[dir="rtl"] .sec-eyebrow{letter-spacing:0}
.sec-head h2{font-size:clamp(1.9rem,3.6vw,3rem);margin-bottom:.9rem}
.sec-head p{font-size:1.05rem}

/* ---------- Trust bar ---------- */
.trust-bar{
  background:var(--ink-2);color:var(--white);
  border-block:1px solid var(--line-d);
}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2rem;padding-block:2.8rem}
.trust-item{border-inline-start:2px solid var(--accent);padding-inline-start:1.2rem}
.trust-num{font-family:var(--font-d);font-size:clamp(2rem,3.4vw,2.9rem);font-weight:700;line-height:1;color:var(--white)}
.trust-num sup{font-size:.5em;color:var(--accent-hi)}
.trust-label{font-size:.88rem;color:var(--steel);margin-top:.45rem}

/* ---------- About split ---------- */
.about-split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.about-img{position:relative;border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow)}
.about-img img{aspect-ratio:4/3.2;object-fit:cover;width:100%}
.about-badge{
  position:absolute;bottom:1.2rem;inset-inline-start:1.2rem;
  background:rgba(14,20,24,.85);backdrop-filter:blur(12px);color:var(--white);
  border:1px solid var(--line-d);border-radius:12px;padding:.9rem 1.3rem;
  font-family:var(--font-d);font-size:.9rem;
}
.about-badge strong{color:var(--accent-hi);font-size:1.3rem;display:block}
.timeline{margin-top:2.4rem;border-inline-start:2px solid var(--line-l);display:grid;gap:1.5rem;padding-inline-start:1.6rem}
.section-dark .timeline{border-color:var(--line-d)}
.tl-item{position:relative}
.tl-item::before{content:'';position:absolute;inset-inline-start:calc(-1.6rem - 7px);top:.4rem;width:12px;height:12px;border-radius:50%;background:var(--accent);box-shadow:0 0 0 4px var(--accent-dim)}
.tl-year{font-family:var(--font-d);font-weight:700;color:var(--accent);font-size:.95rem}
.tl-item p{font-size:.96rem;margin-top:.2rem}

/* ---------- Product ecosystem (bento) ---------- */
.eco-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:1.1rem}
.eco-card{
  grid-column:span 2;position:relative;border-radius:var(--r);overflow:hidden;
  background:var(--ink-2);color:var(--white);min-height:280px;display:flex;align-items:flex-end;
  border:1px solid var(--line-d);isolation:isolate;
}
.eco-card:nth-child(1),.eco-card:nth-child(2){grid-column:span 3;min-height:340px}
.eco-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45;transition:transform .7s cubic-bezier(.2,.7,.2,1),opacity .4s;z-index:-1}
.eco-card:hover img{transform:scale(1.06);opacity:.6}
.eco-card::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(14,20,24,.92) 12%,transparent 60%);z-index:-1}
.eco-body{padding:1.4rem 1.5rem;width:100%}
.eco-body h3{font-size:1.25rem;margin-bottom:.35rem}
.eco-body p{font-size:.88rem;color:var(--steel);max-height:0;opacity:0;overflow:hidden;transition:max-height .45s,opacity .35s}
.eco-card:hover .eco-body p{max-height:90px;opacity:1}
.eco-arrow{
  position:absolute;top:1.1rem;inset-inline-end:1.1rem;width:38px;height:38px;border-radius:50%;
  border:1.5px solid var(--line-d);display:grid;place-items:center;
  transition:background .3s,border-color .3s,transform .3s;font-size:1rem;
}
.eco-card:hover .eco-arrow{background:var(--accent);border-color:var(--accent);transform:rotate(-45deg)}
html[dir="rtl"] .eco-card:hover .eco-arrow{transform:rotate(225deg)}

/* ---------- Industries zig-zag strip ---------- */
.ind-strip{display:flex;gap:1.1rem;overflow-x:auto;padding-bottom:1rem;scroll-snap-type:x mandatory;scrollbar-width:thin}
.ind-card{
  flex:0 0 minmax(280px,1fr);flex-basis:300px;scroll-snap-align:start;
  border-radius:var(--r);overflow:hidden;position:relative;min-height:380px;
  display:flex;align-items:flex-end;color:var(--white);
}
.ind-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.ind-card:hover img{transform:scale(1.05)}
.ind-card::after{content:'';position:absolute;inset:0;background:linear-gradient(to top,rgba(14,20,24,.94) 10%,rgba(14,20,24,.18) 60%)}
.ind-body{position:relative;z-index:1;padding:1.5rem}
.ind-body h3{font-size:1.3rem;margin-bottom:.4rem}
.ind-body p{font-size:.88rem;color:#C8D2D6}

/* ---------- Why us — ledger rows, not cards ---------- */
.why-list{display:grid;gap:0;border-top:1px solid var(--line-d)}
.why-row{
  display:grid;grid-template-columns:64px 1fr 1.4fr;gap:1.6rem;align-items:baseline;
  padding-block:1.7rem;border-bottom:1px solid var(--line-d);transition:background .3s;
}
.why-row:hover{background:rgba(25,169,131,.05)}
.why-num{font-family:var(--font-d);font-weight:300;font-size:1.7rem;color:var(--accent-hi)}
.why-row h3{font-size:1.25rem}
.why-row p{color:var(--steel);font-size:.97rem}

/* ---------- Projects map ---------- */
.proj-wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,3.5rem);align-items:center}
.sa-map{position:relative;width:100%}
.sa-map svg{width:100%;height:auto;display:block}
.map-pin{cursor:pointer}
.map-pin circle.ring{fill:none;stroke:var(--accent-hi);stroke-width:1.5;opacity:.7;transform-origin:center;animation:pinpulse 2.4s ease-out infinite}
.map-pin circle.dot{fill:var(--accent-hi);transition:r .2s}
.map-pin.on circle.dot{fill:#fff}
@keyframes pinpulse{0%{transform:scale(.4);opacity:.9}100%{transform:scale(2.4);opacity:0}}
.proj-panel{background:var(--ink-2);border:1px solid var(--line-d);border-radius:var(--r);overflow:hidden}
.proj-panel img{aspect-ratio:16/8.5;width:100%;object-fit:cover}
.proj-panel-body{padding:1.5rem 1.6rem}
.proj-city{font-family:var(--font-d);font-size:.8rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-hi)}
html[dir="rtl"] .proj-city{letter-spacing:0}
.proj-panel h3{font-size:1.35rem;margin:.4rem 0 .6rem}
.proj-panel p{color:var(--steel);font-size:.95rem}
.proj-scope{margin-top:1rem;padding-top:1rem;border-top:1px dashed var(--line-d);font-size:.88rem;color:#BCC8CC;font-family:var(--font-d)}

/* ---------- Certs ---------- */
.cert-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
.cert-card{
  background:var(--white);border:1px solid var(--line-l);border-radius:var(--r);
  overflow:hidden;transition:transform .35s,box-shadow .35s;
}
.cert-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.cert-card img{aspect-ratio:3/2.1;object-fit:cover;width:100%}
.cert-body{padding:1.1rem 1.2rem}
.cert-body h3{font-size:1.02rem;margin-bottom:.3rem}
.cert-body p{font-size:.85rem;color:var(--steel-dark)}

/* ---------- Testimonials ---------- */
.testi-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.5rem}
.testi{border-top:3px solid var(--accent);padding-top:1.4rem}
.testi blockquote{font-size:1.02rem;line-height:1.7;margin-bottom:1.2rem}
.testi blockquote::before{content:'“';font-family:var(--font-d);font-size:2.6rem;color:var(--accent);line-height:0;display:block;margin-bottom:.8rem}
html[dir="rtl"] .testi blockquote::before{content:'”'}
.testi-name{font-family:var(--font-d);font-weight:700;font-size:.95rem}
.testi-role{font-size:.83rem;color:var(--steel-dark)}

/* ---------- FAQ ---------- */
.faq-list{max-width:820px}
.faq-item{border-bottom:1px solid var(--line-l)}
.faq-q{
  width:100%;background:none;border:0;cursor:pointer;text-align:start;
  font-family:var(--font-d);font-weight:600;font-size:1.08rem;color:inherit;
  padding:1.3rem 0;display:flex;justify-content:space-between;align-items:center;gap:1rem;
}
.faq-q .fi{flex:0 0 auto;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--line-l);display:grid;place-items:center;font-size:1rem;transition:transform .3s,background .3s,color .3s}
.faq-item.open .fi{background:var(--accent);border-color:var(--accent);color:#fff;transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .4s ease}
.faq-a p{padding-bottom:1.3rem;color:var(--steel-dark);max-width:65ch}

/* ---------- CTA band ---------- */
.cta-band{
  background:linear-gradient(120deg,var(--ink) 30%,var(--ink-3));
  color:var(--white);border-radius:calc(var(--r) + 6px);
  padding:clamp(2.5rem,6vw,4.5rem);display:grid;grid-template-columns:1.3fr 1fr;
  gap:2rem;align-items:center;position:relative;overflow:hidden;
}
.cta-band::before{
  content:'';position:absolute;width:420px;height:420px;border-radius:50%;
  background:radial-gradient(circle,rgba(25,169,131,.22),transparent 65%);
  top:-160px;inset-inline-end:-120px;pointer-events:none;
  animation:blob 9s ease-in-out infinite alternate;
}
@keyframes blob{to{transform:translate(-40px,50px) scale(1.15)}}
.cta-band h2{font-size:clamp(1.7rem,3vw,2.5rem);margin-bottom:.8rem}
.cta-band p{color:var(--steel)}
.cta-actions{display:flex;flex-wrap:wrap;gap:1rem;justify-content:flex-end}

/* ---------- Forms ---------- */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.1rem}
.form-grid .full{grid-column:1/-1}
.field label{display:block;font-family:var(--font-d);font-weight:600;font-size:.85rem;margin-bottom:.4rem}
.field input,.field select,.field textarea{
  width:100%;max-width:100%;padding:.85rem 1rem;border:1.5px solid var(--line-l);border-radius:10px;
  background:var(--white);font:inherit;font-size:.95rem;color:var(--ink);
  transition:border-color .25s,box-shadow .25s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-dim);
}
.field textarea{min-height:140px;resize:vertical}
.form-msg{padding:1rem 1.2rem;border-radius:10px;margin-bottom:1.4rem;font-size:.95rem}
.form-msg.ok{background:var(--accent-dim);color:var(--accent);border:1px solid rgba(15,138,109,.3)}
.form-msg.err{background:rgba(200,60,60,.08);color:#B03A3A;border:1px solid rgba(200,60,60,.25)}

/* ---------- Product catalog ---------- */
.cat-filterbar{display:flex;flex-wrap:wrap;gap:.8rem;margin-bottom:2.2rem;align-items:center}
.cat-filterbar input[type=search]{
  flex:1 1 280px;padding:.85rem 1.1rem;border:1.5px solid var(--line-l);
  border-radius:999px;font:inherit;font-size:.95rem;background:var(--white);
}
.cat-filterbar input[type=search]:focus{outline:none;border-color:var(--accent)}
.chip{
  font-family:var(--font-d);font-weight:600;font-size:.85rem;padding:.5rem 1.1rem;
  border-radius:999px;border:1.5px solid var(--line-l);background:var(--white);
  cursor:pointer;transition:all .2s;color:var(--steel-dark);
}
.chip.on,.chip:hover{background:var(--ink);color:var(--white);border-color:var(--ink)}
.prod-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.prod-card{
  background:var(--white);border:1px solid var(--line-l);border-radius:var(--r);
  overflow:hidden;transition:transform .35s,box-shadow .35s;display:flex;flex-direction:column;
}
.prod-card:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.prod-card img{aspect-ratio:4/2.9;object-fit:cover;width:100%}
.prod-body{padding:1.3rem 1.4rem;display:flex;flex-direction:column;gap:.5rem;flex:1}
.prod-cat{font-size:.76rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--accent)}
html[dir="rtl"] .prod-cat{letter-spacing:0}
.prod-body h3{font-size:1.12rem}
.prod-body p{font-size:.88rem;color:var(--steel-dark);flex:1}
.prod-meta{display:flex;gap:1rem;font-size:.8rem;color:var(--steel-dark);font-family:var(--font-d);border-top:1px dashed var(--line-l);padding-top:.8rem}

/* ---------- Product detail ---------- */
.pd-grid{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,4vw,4rem)}
.pd-img{border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);position:sticky;top:calc(var(--nav-h) + 1.5rem)}
.spec-table{width:100%;border-collapse:collapse;margin-block:1.4rem}
.spec-table td{padding:.8rem .4rem;border-bottom:1px solid var(--line-l);font-size:.95rem}
.spec-table td:first-child{font-family:var(--font-d);font-weight:600;width:42%}

/* ---------- Footer ---------- */
.site-footer{background:var(--ink);color:var(--white);padding-top:clamp(3rem,6vw,5rem)}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:2.5rem;padding-bottom:3rem}
.f-col h4{font-size:1rem;margin-bottom:1.1rem;color:var(--accent-hi)}
.f-col a{display:block;font-size:.92rem;color:var(--steel);padding-block:.3rem;transition:color .2s}
.f-col a:hover{color:var(--white)}
.f-brand p{color:var(--steel);font-size:.93rem;margin-top:1rem;max-width:36ch}
.f-certbar{margin-top:1.2rem;font-family:var(--font-d);font-size:.8rem;letter-spacing:.08em;color:var(--accent-hi);border:1px solid var(--line-d);border-radius:8px;padding:.55rem .9rem;display:inline-block}
html[dir="rtl"] .f-certbar{letter-spacing:0}
.f-addr{color:var(--steel);font-size:.9rem;margin-top:.5rem}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;gap:1rem;border-top:1px solid var(--line-d);padding-block:1.4rem;font-size:.85rem;color:var(--steel)}

/* ---------- Floaters ---------- */
.float-wa{
  position:fixed;bottom:1.4rem;inset-inline-end:1.4rem;z-index:90;
  width:56px;height:56px;border-radius:50%;background:#25D366;color:#fff;
  display:grid;place-items:center;box-shadow:0 10px 30px -8px rgba(37,211,102,.55);
  transition:transform .25s;
}
.float-wa:hover{transform:scale(1.08)}
.sticky-rfq{display:none}
@media(max-width:760px){
  .sticky-rfq{
    display:block;position:fixed;bottom:0;inset-inline:0;z-index:89;
    background:var(--accent);color:#fff;text-align:center;
    font-family:var(--font-d);font-weight:700;padding:1rem;font-size:1rem;
  }
  .float-wa{bottom:4.6rem}
  body{padding-bottom:3.4rem}
}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{
  background:var(--ink);color:var(--white);
  padding:calc(var(--nav-h) + clamp(3rem,7vw,5.5rem)) 0 clamp(2.5rem,5vw,4rem);
}
.page-hero h1{font-size:clamp(2.1rem,4.4vw,3.6rem);max-width:20ch}
.page-hero p{color:var(--steel);max-width:60ch;margin-top:1rem;font-size:1.05rem}
.crumbs{font-size:.83rem;color:var(--steel);margin-bottom:1.2rem;font-family:var(--font-d)}
.crumbs a{color:var(--accent-hi)}

/* ---------- Reveal base ---------- */
.reveal{opacity:0}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1!important;transform:none!important}
  *{animation:none!important;transition:none!important}
}

/* ---------- Responsive ---------- */
@media(max-width:1080px){
  .eco-grid{grid-template-columns:repeat(2,1fr)}
  .eco-card,.eco-card:nth-child(1),.eco-card:nth-child(2){grid-column:span 1}
  .cert-grid{grid-template-columns:repeat(2,1fr)}
  .prod-grid{grid-template-columns:repeat(2,1fr)}
  .testi-grid{grid-template-columns:1fr;gap:2.4rem}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:900px){
  .nav-links{
    position:fixed;top:var(--nav-h);inset-inline:0;bottom:0;
    background:rgba(14,20,24,.97);backdrop-filter:blur(20px);
    flex-direction:column;padding:2.5rem var(--pad);gap:1.6rem;font-size:1.15rem;
    transform:translateY(-110%);transition:transform .4s cubic-bezier(.2,.8,.2,1),visibility .4s,opacity .4s;
    color:var(--white);
    visibility:hidden;opacity:0;pointer-events:none;z-index:90;
  }
  .nav-links.open{transform:translateY(0);visibility:visible;opacity:1;pointer-events:auto}
  .nav-burger{display:flex}
  .nav-actions .btn{display:none}
  .about-split,.proj-wrap,.pd-grid,.cta-band{grid-template-columns:1fr}
  .cta-actions{justify-content:flex-start}
  .why-row{grid-template-columns:48px 1fr;grid-template-rows:auto auto}
  .why-row p{grid-column:2}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .pd-img{position:static}
}
@media(max-width:620px){
  .prod-grid,.cert-grid,.form-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .hero h1{font-size:clamp(2.1rem,9vw,2.8rem)}
  .ind-card{flex-basis:82vw}
}

/* ============ Contact page ============ */
.contact-grid{display:grid;grid-template-columns:1.4fr .9fr;gap:3rem;align-items:start}
.contact-side{display:flex;flex-direction:column;gap:1.4rem}
.c-block{background:var(--paper-2,#F4F4F2);border:1px solid var(--line-l);border-radius:16px;padding:1.6rem}
.c-block h3{font-size:1.1rem;margin-bottom:.9rem}
.c-block p{margin:.35rem 0;color:var(--muted,#5C6068)}
.c-block a{color:inherit}
.c-block .btn{margin-top:1rem}
.c-map{border-radius:16px;overflow:hidden;border:1px solid var(--line-l);min-height:260px}
.c-map iframe{display:block;width:100%;height:300px;border:0}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}

/* ============ Quote / downloads ============ */
.quote-wrap{max-width:760px}
.dl-card{display:flex;gap:2rem;align-items:center;background:var(--ink,#101418);color:#fff;border-radius:20px;padding:2.4rem;flex-wrap:wrap}
.dl-card h2{font-size:1.6rem;margin-bottom:.6rem}
.dl-card p{color:var(--steel,#9AA3AD);max-width:46ch}
.dl-icon{flex:0 0 auto;width:74px;height:74px;border-radius:18px;background:var(--accent);display:grid;place-items:center;font-size:1.9rem}
.legal-body{max-width:74ch;color:var(--muted,#5C6068);line-height:1.85}
.legal-body p{margin-bottom:1.1rem}

/* ============ Hero Carousel ============ */
.hero-carousel{min-height:100dvh;position:relative;overflow:hidden;background:var(--ink)}
.hc-slide{position:absolute;inset:0;opacity:0;transition:opacity .9s ease;pointer-events:none}
.hc-slide.active{opacity:1;pointer-events:auto;position:relative;min-height:100dvh;display:grid;align-items:end}
.hc-slide .hero-media{position:absolute;inset:0;z-index:0}
.hc-slide .hero-media img{width:100%;height:100%;object-fit:cover;opacity:.5}
.hc-slide::after{content:'';position:absolute;inset:0;z-index:1;
  background:linear-gradient(to top,rgba(14,20,24,.96) 8%,rgba(14,20,24,.45) 55%,rgba(14,20,24,.35))}
.hc-slide .hero-content{position:relative;z-index:2;max-width:1280px;width:100%;
  margin-inline:auto;padding:0 var(--pad) clamp(4rem,9vh,7rem)}

/* arrows */
.hc-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:10;
  width:48px;height:48px;border-radius:50%;border:2px solid rgba(255,255,255,.25);
  background:rgba(14,20,24,.55);color:#fff;font-size:1.2rem;cursor:pointer;
  display:grid;place-items:center;transition:.2s;backdrop-filter:blur(6px)}
.hc-arrow:hover{background:var(--accent);border-color:var(--accent)}
.hc-prev{inset-inline-start:1.5rem}
.hc-next{inset-inline-end:1.5rem}
[dir=rtl] .hc-prev{inset-inline-start:auto;inset-inline-end:1.5rem}
[dir=rtl] .hc-next{inset-inline-end:auto;inset-inline-start:1.5rem}

/* dots */
.hc-dots{position:absolute;bottom:5.5rem;inset-inline-start:50%;transform:translateX(-50%);
  z-index:10;display:flex;gap:.6rem}
.hc-dot{width:8px;height:8px;border-radius:99px;border:none;background:rgba(255,255,255,.35);
  cursor:pointer;transition:.35s;padding:0}
.hc-dot.on{width:28px;background:var(--accent-hi)}

/* progress bar */
.hc-progress{position:absolute;bottom:0;inset-inline-start:0;width:100%;height:3px;
  background:rgba(255,255,255,.12);z-index:10}
.hc-bar{height:100%;width:0%;background:var(--accent-hi);transition:width linear}

/* entrance animation for slide content */
.hc-slide.active .hero-eyebrow{animation:hcFade .65s .15s both}
.hc-slide.active h1{animation:hcFade .65s .28s both}
.hc-slide.active .hero-sub{animation:hcFade .65s .42s both}
.hc-slide.active .hero-cta-row{animation:hcFade .65s .55s both}
@keyframes hcFade{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:none}}

@media(max-width:620px){.hc-arrow{display:none}}

/* ============ Product Page Banner Carousel ============ */
.pb-wrap{background:var(--paper,#F4F4F2);padding:0 0 2.4rem}
.light-page .pb-wrap{padding-top:2.4rem}
.pbcar{position:relative;overflow:hidden;border-radius:18px;
  aspect-ratio:16/5;background:var(--ink,#101418);box-shadow:0 18px 50px rgba(16,20,24,.14)}
.pbcar-track{display:flex;height:100%;transition:transform .55s cubic-bezier(.25,.8,.25,1);will-change:transform}
.pbcar-slide{min-width:100%;height:100%;flex-shrink:0;position:relative}
.pbcar-slide a{display:block;height:100%}
.pbcar-slide img{width:100%;height:100%;object-fit:cover;display:block}

/* arrows */
.pbcar-arrow{position:absolute;top:50%;transform:translateY(-50%);z-index:4;
  width:42px;height:42px;border-radius:50%;border:2px solid rgba(255,255,255,.3);
  background:rgba(16,20,24,.45);color:#fff;font-size:1.1rem;cursor:pointer;
  display:grid;place-items:center;transition:.2s;backdrop-filter:blur(6px)}
.pbcar-arrow:hover{background:var(--accent);border-color:var(--accent)}
.pb-prev{inset-inline-start:1rem}
.pb-next{inset-inline-end:1rem}
[dir=rtl] .pb-prev{inset-inline-start:auto;inset-inline-end:1rem}
[dir=rtl] .pb-next{inset-inline-end:auto;inset-inline-start:1rem}

/* dots */
.pbcar-dots{position:absolute;bottom:1rem;inset-inline-start:50%;transform:translateX(-50%);
  z-index:4;display:flex;gap:.55rem}
.pbcar-dots .dot{width:8px;height:8px;border-radius:99px;border:none;
  background:rgba(255,255,255,.45);cursor:pointer;transition:.35s;padding:0}
.pbcar-dots .dot.active{width:26px;background:var(--accent-hi,#19A983)}

@media(prefers-reduced-motion:reduce){.pbcar-track{transition:none}}
@media(max-width:760px){.pbcar{aspect-ratio:16/7}.pbcar-arrow{display:none}}
@media(max-width:480px){.pbcar{aspect-ratio:4/3}}