/* ==========================================================================
   PlaxRaw — Design tokens
   Palette: quarry limestone bg, ink-teal dark, petrol accent (speed/trust),
   rust-copper CTA (industrial hazard-tag colour), mineral swatch tones
   pulled directly from the four real products.
   ========================================================================== */
:root{
  --bg: #EDEAE1;          /* quarry limestone */
  --bg-alt: #E3DFD3;      /* slightly deeper stone, section banding */
  --ink: #16232A;         /* near-black teal-charcoal */
  --ink-soft: #3B4B52;
  --line: rgba(22,35,42,.14);
  --line-strong: rgba(22,35,42,.28);
  --teal: #0E6B67;        /* petrol — speed & trust */
  --teal-deep: #0A4E4B;
  --rust: #BD5B24;        /* copper/rust — single CTA accent */
  --rust-deep: #98481B;
  --paper: #F7F5EF;
  --swatch-filler: #F5F3ED;
  --swatch-kaolin: #E7DCC0;
  --swatch-caco3:  #EAEAE6;
  --swatch-talc:   #D8D6CC;

  --font-display: "Almarai", "Tahoma", sans-serif;
  --font-body: "IBM Plex Sans Arabic", "Tahoma", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;

  --radius: 3px;
  --container: 1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:var(--font-body);
  direction:rtl;
  text-align:right;
  line-height:1.7;
  font-size:16px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
ul{margin:0; padding:0; list-style:none;}
h1,h2,h3,h4{
  font-family:var(--font-display);
  font-weight:800;
  margin:0 0 .5em;
  line-height:1.25;
  color:var(--ink);
}
p{margin:0 0 1em;}
.container{max-width:var(--container); margin:0 auto; padding:0 20px;}
section{padding:64px 0;}
@media(min-width:900px){ section{padding:96px 0;} }

.eyebrow{
  font-family:var(--font-mono);
  font-size:12.5px;
  letter-spacing:.06em;
  text-transform:uppercase;
  color:var(--teal-deep);
  display:flex;
  align-items:center;
  gap:8px;
  margin-bottom:14px;
}
.eyebrow::before{
  content:"";
  width:20px; height:2px;
  background:var(--rust);
  display:inline-block;
}

/* ---------- Header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(237,234,225,.92);
  backdrop-filter:blur(6px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:72px;
}
.logo{
  font-family:var(--font-display);
  font-weight:800;
  font-size:22px;
  display:flex; align-items:baseline; gap:2px;
}
.logo span{color:var(--teal);}
nav.main-nav{display:none;}
@media(min-width:960px){
  nav.main-nav{display:flex; gap:28px; font-size:15px; font-weight:700;}
  nav.main-nav a{position:relative; padding:6px 0;}
  nav.main-nav a::after{
    content:""; position:absolute; right:0; bottom:0; height:2px; width:0;
    background:var(--rust); transition:width .2s ease;
  }
  nav.main-nav a:hover::after, nav.main-nav a.active::after{width:100%;}
}
.header-cta{
  display:flex; align-items:center; gap:12px;
}
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  font-family:var(--font-body); font-weight:700; font-size:15px;
  padding:12px 22px; border-radius:var(--radius);
  border:1px solid transparent; cursor:pointer;
  transition:transform .15s ease, background .15s ease, border-color .15s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px);}
.btn-primary{background:var(--rust); color:#fff;}
.btn-primary:hover{background:var(--rust-deep);}
.btn-dark{background:var(--ink); color:#fff;}
.btn-dark:hover{background:#000;}
.btn-outline{background:transparent; color:var(--ink); border-color:var(--line-strong);}
.btn-outline:hover{border-color:var(--ink);}
.btn-sm{padding:9px 16px; font-size:13.5px;}
.nav-toggle{
  display:flex; flex-direction:column; gap:5px; background:none; border:none;
  cursor:pointer; padding:8px;
}
.nav-toggle span{width:24px; height:2px; background:var(--ink);}
@media(min-width:960px){ .nav-toggle{display:none;} }
.mobile-nav{
  display:none; flex-direction:column; gap:0; border-top:1px solid var(--line);
  background:var(--paper);
}
.mobile-nav.open{display:flex;}
.mobile-nav a{padding:16px 20px; border-bottom:1px solid var(--line); font-weight:700;}
@media(min-width:960px){ .mobile-nav{display:none !important;} }

/* ---------- Hero ---------- */
.hero{
  background:var(--ink);
  color:#fff;
  padding:56px 0 64px;
  position:relative;
  overflow:hidden;
}
@media(min-width:900px){ .hero{padding:90px 0 100px;} }
.hero-grid{
  display:grid; gap:40px;
}
@media(min-width:960px){
  .hero-grid{grid-template-columns:1.1fr .9fr; align-items:center; gap:40px;}
}
.hero h1{
  color:#fff;
  font-size:clamp(30px,5vw,50px);
  letter-spacing:-.01em;
}
.hero .lead{
  color:rgba(255,255,255,.72);
  font-size:18px;
  max-width:52ch;
  margin-bottom:28px;
}
.hero-actions{display:flex; flex-wrap:wrap; gap:14px;}
.hero-stats{
  display:grid; grid-template-columns:repeat(3,1fr);
  gap:1px; background:rgba(255,255,255,.14);
  margin-top:44px; border-radius:var(--radius); overflow:hidden;
}
.hero-stats div{
  background:var(--ink); padding:18px 14px;
}
.hero-stats b{
  display:block; font-family:var(--font-mono); font-size:22px; color:var(--teal);
}
@media(min-width:600px){ .hero-stats b{font-size:26px;} }
.hero-stats span{font-size:12.5px; color:rgba(255,255,255,.6);}

/* ---------- Radar (signature element) ---------- */
.radar-card{
  background:rgba(255,255,255,.04);
  border:1px solid rgba(255,255,255,.16);
  border-radius:var(--radius);
  padding:22px;
}
.radar-card h3{color:#fff; font-size:16px; margin-bottom:4px;}
.radar-card .radar-sub{color:rgba(255,255,255,.55); font-size:13px; margin-bottom:16px;}
.radar-svg{width:100%; height:auto;}
.radar-pin{cursor:pointer;}
.radar-pin circle.pulse{
  animation:pulse 2.2s ease-out infinite;
  transform-origin:center;
}
@keyframes pulse{
  0%{opacity:.55; transform:scale(.4);}
  70%{opacity:0;}
  100%{opacity:0;}
}
.radar-tooltip{
  font-family:var(--font-mono); font-size:11px; fill:#fff;
}
.radar-legend{
  display:flex; flex-wrap:wrap; gap:14px; margin-top:14px;
  font-size:12.5px; color:rgba(255,255,255,.7);
}
.radar-legend span{display:flex; align-items:center; gap:6px;}
.dot{width:8px; height:8px; border-radius:50%; display:inline-block;}

/* ---------- Section headers ---------- */
.section-head{max-width:640px; margin-bottom:40px;}
.section-head.center{margin-inline:auto; text-align:center;}
.section-head p{color:var(--ink-soft); font-size:16.5px;}

/* ---------- Products grid ---------- */
.products-grid{
  display:grid; gap:22px; grid-template-columns:1fr;
}
@media(min-width:700px){ .products-grid{grid-template-columns:repeat(2,1fr);} }
@media(min-width:1080px){ .products-grid{grid-template-columns:repeat(4,1fr);} }
.product-card{
  background:var(--paper);
  border:1px solid var(--line);
  border-radius:var(--radius);
  overflow:hidden;
  display:flex; flex-direction:column;
  transition:border-color .15s ease, transform .15s ease;
}
.product-card:hover{border-color:var(--line-strong); transform:translateY(-3px);}
.swatch{
  height:120px; position:relative;
  display:flex; align-items:flex-end; padding:12px 14px;
}
.swatch::after{
  content:""; position:absolute; inset:0;
  background-image:radial-gradient(circle at 30% 30%, rgba(0,0,0,.05), transparent 60%),
    radial-gradient(circle at 75% 70%, rgba(0,0,0,.06), transparent 55%);
}
.swatch-tag{
  position:relative; z-index:1;
  font-family:var(--font-mono); font-size:11px;
  background:var(--ink); color:#fff; padding:3px 8px; border-radius:2px;
}
.swatch.filler{background:var(--swatch-filler);}
.swatch.kaolin{background:var(--swatch-kaolin);}
.swatch.caco3{background:var(--swatch-caco3);}
.swatch.talc{background:var(--swatch-talc);}
.product-card .pc-body{padding:18px 18px 22px; flex:1; display:flex; flex-direction:column;}
.product-card h3{font-size:18px; margin-bottom:6px;}
.product-card p{font-size:14.5px; color:var(--ink-soft); margin-bottom:16px; flex:1;}
.avail{
  display:inline-flex; align-items:center; gap:6px;
  font-family:var(--font-mono); font-size:12px;
  margin-bottom:14px;
}
.avail .dot{background:var(--teal);}
.avail.eta .dot{background:var(--rust);}
.product-card .pc-link{
  font-weight:700; font-size:14px; color:var(--teal-deep);
  display:flex; align-items:center; gap:6px;
}

/* ---------- Feature list (لماذا نحن) ---------- */
.feature-grid{
  display:grid; gap:1px; background:var(--line);
  border:1px solid var(--line);
  grid-template-columns:1fr;
}
@media(min-width:700px){ .feature-grid{grid-template-columns:repeat(2,1fr);} }
@media(min-width:1080px){ .feature-grid{grid-template-columns:repeat(4,1fr);} }
.feature{
  background:var(--paper); padding:26px 22px;
}
.feature .num{
  font-family:var(--font-mono); color:var(--teal); font-size:13px; margin-bottom:10px; display:block;
}
.feature h4{font-size:16px; margin-bottom:8px;}
.feature p{font-size:14px; color:var(--ink-soft); margin:0;}

/* ---------- Two column band ---------- */
.split{
  display:grid; gap:36px;
}
@media(min-width:900px){ .split{grid-template-columns:1fr 1fr; align-items:center; gap:56px;} }
.band-dark{background:var(--ink); color:#fff;}
.band-dark .eyebrow{color:var(--teal);}
.band-dark h2{color:#fff;}
.band-dark p{color:rgba(255,255,255,.72);}
.band-alt{background:var(--bg-alt);}

/* ---------- Calculator ---------- */
.calc-wrap{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius);
  padding:26px 20px;
}
@media(min-width:700px){ .calc-wrap{padding:36px;} }
.calc-steps{
  display:flex; gap:8px; margin-bottom:28px; flex-wrap:wrap;
  font-family:var(--font-mono); font-size:12.5px;
}
.calc-steps .step{
  padding:7px 14px; border:1px solid var(--line-strong); border-radius:20px; color:var(--ink-soft);
}
.calc-steps .step.active{background:var(--teal); border-color:var(--teal); color:#fff;}
.calc-panel{display:none;}
.calc-panel.active{display:block; animation:fade .25s ease;}
@keyframes fade{from{opacity:0; transform:translateY(6px);} to{opacity:1; transform:none;}}
.option-grid{display:grid; gap:12px; grid-template-columns:repeat(2,1fr); margin-bottom:24px;}
@media(min-width:600px){ .option-grid{grid-template-columns:repeat(4,1fr);} }
.option-card{
  border:1px solid var(--line-strong); border-radius:var(--radius);
  padding:16px 10px; text-align:center; cursor:pointer; background:var(--bg);
  font-weight:700; font-size:14.5px;
  transition:border-color .15s ease, background .15s ease;
}
.option-card:hover{border-color:var(--teal);}
.option-card.selected{border-color:var(--teal); background:rgba(14,107,103,.08); color:var(--teal-deep);}
.field{margin-bottom:18px;}
.field label{display:block; font-weight:700; font-size:14px; margin-bottom:8px;}
.field input, .field select{
  width:100%; padding:13px 14px; border:1px solid var(--line-strong);
  border-radius:var(--radius); font-family:var(--font-body); font-size:15px;
  background:#fff; color:var(--ink);
}
.field input:focus, .field select:focus{outline:2px solid var(--teal); outline-offset:1px;}
.calc-nav{display:flex; justify-content:space-between; margin-top:8px; gap:12px;}
.result-box{
  background:var(--ink); color:#fff; border-radius:var(--radius); padding:26px 22px; margin-top:8px;
}
.result-box .big{font-family:var(--font-mono); font-size:34px; color:var(--teal); display:block; margin:6px 0;}
.result-box .warn{
  margin-top:16px; padding:12px 14px; background:rgba(189,91,36,.16);
  border-inline-start:3px solid var(--rust); font-size:13.5px; border-radius:2px;
}
.result-box .note{font-size:12.5px; color:rgba(255,255,255,.55); margin-top:14px;}

/* ---------- Cards (about / blog / etc) ---------- */
.card{
  background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); padding:24px;
}
.blog-grid{display:grid; gap:24px; grid-template-columns:1fr;}
@media(min-width:700px){ .blog-grid{grid-template-columns:repeat(2,1fr);} }
@media(min-width:1080px){ .blog-grid{grid-template-columns:repeat(3,1fr);} }
.blog-card{background:var(--paper); border:1px solid var(--line); border-radius:var(--radius); overflow:hidden; display:flex; flex-direction:column;}
.blog-card .bc-thumb{
  height:120px; background:linear-gradient(135deg, var(--teal-deep), var(--ink));
  display:flex; align-items:center; padding:16px; color:rgba(255,255,255,.85);
  font-family:var(--font-mono); font-size:12px;
}
.blog-card .bc-body{padding:18px; flex:1; display:flex; flex-direction:column;}
.blog-card h3{font-size:17px; margin-bottom:8px;}
.blog-card p{font-size:14px; color:var(--ink-soft); flex:1;}
.blog-card .date{font-family:var(--font-mono); font-size:11.5px; color:var(--teal-deep); margin-bottom:8px;}

/* ---------- Table ---------- */
table.data-table{width:100%; border-collapse:collapse; font-size:14.5px; margin:20px 0;}
table.data-table th, table.data-table td{
  border:1px solid var(--line); padding:10px 12px; text-align:right;
}
table.data-table th{background:var(--bg-alt); font-family:var(--font-mono); font-size:12.5px;}
table.data-table tr:nth-child(even) td{background:rgba(0,0,0,.015);}

/* ---------- Glossary ---------- */
.glossary-item{border-bottom:1px solid var(--line); padding:18px 0;}
.glossary-item dt{font-weight:800; font-size:16px; margin-bottom:6px; font-family:var(--font-display);}
.glossary-item dd{margin:0; color:var(--ink-soft); font-size:14.5px;}

/* ---------- Forms ---------- */
form .field-row{display:grid; gap:16px;}
@media(min-width:600px){ form .field-row.two{grid-template-columns:1fr 1fr;} }
.form-note{font-size:13px; color:var(--ink-soft); margin-top:10px;}
.tabs{display:flex; gap:1px; background:var(--line-strong); border:1px solid var(--line-strong); border-radius:var(--radius); overflow:hidden; margin-bottom:28px; max-width:420px;}
.tab{flex:1; text-align:center; padding:12px; background:var(--paper); font-weight:700; cursor:pointer; font-size:14.5px;}
.tab.active{background:var(--ink); color:#fff;}
.tab-panel{display:none;}
.tab-panel.active{display:block;}

/* ---------- Testimonial / story ---------- */
.story{
  border-inline-start:3px solid var(--rust); padding-inline-start:22px; margin:20px 0;
}
.story p{font-size:16px; font-style:normal;}
.story cite{font-size:13px; color:var(--ink-soft); font-style:normal; display:block; margin-top:6px;}

/* ---------- WhatsApp floating button ---------- */
.wa-float{
  position:fixed; bottom:22px; left:22px; z-index:60;
  width:56px; height:56px; border-radius:50%;
  background:#1EAE5C; color:#fff; display:flex; align-items:center; justify-content:center;
  box-shadow:0 6px 18px rgba(0,0,0,.25); border:none; cursor:pointer;
}
.wa-float svg{width:28px; height:28px;}

/* ---------- Footer ---------- */
footer.site-footer{background:var(--ink); color:rgba(255,255,255,.75); padding:56px 0 24px; margin-top:40px;}
.footer-grid{display:grid; gap:32px; grid-template-columns:1fr;}
@media(min-width:800px){ .footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr;} }
.footer-grid h4{color:#fff; font-size:15px; margin-bottom:14px;}
.footer-grid ul li{margin-bottom:9px; font-size:14px;}
.footer-grid ul li a:hover{color:var(--teal);}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.12); margin-top:40px; padding-top:20px;
  display:flex; flex-wrap:wrap; justify-content:space-between; gap:10px;
  font-size:13px; color:rgba(255,255,255,.5);
}
.logo-foot{font-family:var(--font-display); font-weight:800; font-size:20px; color:#fff; margin-bottom:12px;}
.logo-foot span{color:var(--teal);}

/* ---------- Page header (inner pages) ---------- */
.page-hero{background:var(--ink); color:#fff; padding:48px 0;}
.page-hero h1{color:#fff; font-size:clamp(26px,4vw,38px);}
.page-hero p{color:rgba(255,255,255,.68); max-width:60ch; font-size:15.5px;}
.breadcrumb{font-family:var(--font-mono); font-size:12px; color:rgba(255,255,255,.5); margin-bottom:14px;}
.breadcrumb a{color:rgba(255,255,255,.75);}

/* ---------- Utility ---------- */
.mt-0{margin-top:0;}
.text-center{text-align:center;}
.small{font-size:13px; color:var(--ink-soft);}
.divider{border:none; border-top:1px solid var(--line); margin:40px 0;}