/* ==========================================================================
   مؤسسة هدالين للمقاولات — Hadaleen Contracting
   Shared stylesheet (RTL + LTR via CSS logical properties)
   ========================================================================== */

:root{
  /* Brand palette sampled from the official logo */
  --brand-900:#1b2560;
  --brand-800:#283991;
  --brand-700:#2358a8;
  --brand-600:#1b6cb4;
  --brand-400:#4f9ad8;
  --brand-100:#e8eefb;

  --ink:#111a33;
  --body:#3d475f;
  --muted:#6b7590;
  --line:#e2e7f1;
  --bg:#ffffff;
  --bg-soft:#f5f8fd;
  --bg-deep:#0f1736;

  --radius:14px;
  --radius-lg:22px;
  --shadow-sm:0 1px 2px rgba(17,26,51,.06), 0 4px 14px rgba(17,26,51,.05);
  --shadow-md:0 10px 34px rgba(17,26,51,.10);
  --maxw:1180px;
  --pad:clamp(18px,4vw,28px);
  --font-ar:"Tajawal",system-ui,"Segoe UI",sans-serif;
  --font-en:"Barlow","Tajawal",system-ui,"Segoe UI",sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-block-start:88px;-webkit-text-size-adjust:100%}
body{
  margin:0;background:var(--bg);color:var(--body);
  font-family:var(--font-ar);font-size:17px;line-height:1.85;
  -webkit-font-smoothing:antialiased;overflow-x:hidden;
}
body[dir="ltr"]{font-family:var(--font-en);line-height:1.7}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-700);text-decoration:none}
a:hover{color:var(--brand-600)}
h1,h2,h3,h4{color:var(--ink);line-height:1.35;margin:0 0 .6em;font-weight:800;letter-spacing:-.01em}
p{margin:0 0 1em}
ul{margin:0;padding-inline-start:1.15em}
:focus-visible{outline:3px solid var(--brand-400);outline-offset:3px;border-radius:6px}

.wrap{width:min(100% - (var(--pad) * 2),var(--maxw));margin-inline:auto}
.section{padding-block:clamp(56px,8vw,96px)}
.section--soft{background:var(--bg-soft);border-block:1px solid var(--line)}
.center{text-align:center}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ---------- Section heading ---------- */
.eyebrow{
  display:inline-block;font-size:.78rem;font-weight:700;letter-spacing:.14em;
  text-transform:uppercase;color:var(--brand-700);background:var(--brand-100);
  padding:.4em 1em;border-radius:999px;margin-block-end:14px;
}
.section-title{font-size:clamp(1.55rem,3.2vw,2.3rem);margin-block-end:.35em}
.section-lead{max-width:62ch;color:var(--muted);margin-block-end:0}
.center .section-lead{margin-inline:auto}
.head{margin-block-end:clamp(32px,5vw,52px)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5em;font:inherit;font-weight:700;
  padding:.82em 1.6em;border-radius:999px;border:1.5px solid transparent;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease,background .18s ease,color .18s ease;
  white-space:nowrap;
}
.btn:hover{transform:translateY(-2px)}
.btn--primary{background:linear-gradient(135deg,var(--brand-800),var(--brand-600));color:#fff;box-shadow:0 8px 22px rgba(35,88,168,.30)}
.btn--primary:hover{color:#fff;box-shadow:0 12px 28px rgba(35,88,168,.38)}
.btn--ghost{border-color:rgba(255,255,255,.55);color:#fff}
.btn--ghost:hover{background:rgba(255,255,255,.12);color:#fff}
.btn--outline{border-color:var(--line);color:var(--brand-800);background:#fff}
.btn--outline:hover{border-color:var(--brand-600);color:var(--brand-700)}

/* ---------- Header ---------- */
.topbar{background:var(--brand-900);color:#c9d4f0;font-size:.85rem}
.topbar .wrap{display:flex;flex-wrap:wrap;gap:8px 26px;align-items:center;justify-content:space-between;padding-block:9px}
.topbar a{color:#e8eefb}
.topbar a:hover{color:#fff}
.topbar-items{display:flex;flex-wrap:wrap;gap:8px 22px;align-items:center}
.topbar-items span,.topbar-items a{display:inline-flex;align-items:center;gap:.45em}
.topbar svg{width:15px;height:15px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;opacity:.8}

.site-header{position:sticky;inset-block-start:0;z-index:60;background:rgba(255,255,255,.92);backdrop-filter:blur(12px);border-block-end:1px solid var(--line)}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.nav{display:flex;align-items:center;gap:18px;padding-block:12px}
.brand{display:flex;align-items:center;gap:12px;flex-shrink:0}
.brand img{height:42px;width:auto}
.nav-links{display:flex;align-items:center;gap:4px;margin-inline-start:auto;list-style:none;padding:0;margin-block:0}
.nav-links a{
  display:block;padding:.5em .85em;border-radius:10px;color:var(--ink);
  font-weight:600;font-size:.98rem;transition:background .16s,color .16s;
}
.nav-links a:hover,.nav-links a.is-active{background:var(--brand-100);color:var(--brand-800)}
.nav-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.lang-switch{
  display:inline-flex;align-items:center;gap:.4em;border:1.5px solid var(--line);
  border-radius:999px;padding:.45em 1em;font-weight:700;font-size:.9rem;color:var(--brand-800);background:#fff;
}
.lang-switch:hover{border-color:var(--brand-600)}
.nav-toggle{display:none;background:#fff;border:1.5px solid var(--line);border-radius:12px;padding:9px 11px;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);border-radius:2px}
.nav-toggle span + span{margin-block-start:5px}

/* ---------- Hero ---------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background:
    radial-gradient(1100px 520px at 85% -10%,rgba(79,154,216,.42),transparent 60%),
    linear-gradient(135deg,#0f1736 0%,var(--brand-900) 45%,var(--brand-800) 100%);
}
.hero::after{
  content:"";position:absolute;inset:0;pointer-events:none;opacity:.30;
  background-image:linear-gradient(rgba(255,255,255,.10) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.10) 1px,transparent 1px);
  background-size:64px 64px;
  -webkit-mask-image:radial-gradient(circle at 50% 30%,#000,transparent 78%);
  mask-image:radial-gradient(circle at 50% 30%,#000,transparent 78%);
  z-index:2;
}
/* فيديو الخلفية: يُحمَّل بجافاسكربت على الشاشات الواسعة فقط، وإلا بقي الـ poster */
.hero-video{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  z-index:0;opacity:.55;
}
.hero-scrim{
  position:absolute;inset:0;z-index:1;pointer-events:none;
  background:linear-gradient(to bottom,
    rgba(10,16,42,.88) 0%,
    rgba(17,26,68,.76) 45%,
    rgba(10,16,42,.92) 100%);
}
.hero .wrap{position:relative;z-index:3;padding-block:clamp(64px,10vw,116px)}
.hero-inner{max-width:880px}
.hero-badge{
  display:inline-flex;align-items:center;gap:.55em;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.22);border-radius:999px;padding:.5em 1.15em;
  font-size:.88rem;font-weight:600;color:#dbe6fb;margin-block-end:22px;
}
.hero h1{color:#fff;font-size:clamp(2rem,5.2vw,3.35rem);line-height:1.25;margin-block-end:.4em}
.hero h1 em{
  font-style:normal;
  /* تدرّج متماثل حتى يعمل باتجاهي RTL و LTR دون أن يبدو مقطوعاً */
  background:linear-gradient(90deg,#8ec2ef,#ffffff 50%,#8ec2ef);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
/* سطر التخصصات في الواجهة العربية: مستوى ثانٍ أصغر تحت الجملة الرئيسية */
.hero h1 br + em{display:block;font-size:.58em;line-height:1.55;margin-block-start:.45em;font-weight:700}
.hero p{font-size:clamp(1.02rem,1.9vw,1.2rem);color:#c6d3ee;max-width:58ch}
.hero-cta{display:flex;flex-wrap:wrap;gap:12px;margin-block-start:30px}

/* ---------- Stats ---------- */
.stats{
  position:relative;z-index:3;margin-block-start:-46px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);padding:clamp(22px,3.5vw,34px);
  display:flex;flex-wrap:wrap;justify-content:center;gap:22px 8px;
}
.stat{flex:1 1 150px;text-align:center;padding-inline:8px}
.stat b{display:block;font-size:clamp(1.7rem,3.4vw,2.35rem);font-weight:800;color:var(--brand-800);line-height:1.1}
.stat span{display:block;font-size:.92rem;color:var(--muted);margin-block-start:6px}

/* ---------- Generic card grid ---------- */
.grid{display:grid;gap:22px}
.grid--3{grid-template-columns:repeat(auto-fit,minmax(288px,1fr))}

.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:clamp(22px,3vw,30px);box-shadow:var(--shadow-sm);
  transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow-md);border-color:#cfdcf5}
.card h3{font-size:1.16rem;margin-block-end:.45em}
.card p:last-child{margin-block-end:0}

/* ---------- Service cards with illustration ---------- */
.card--svc{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card-media{position:relative;aspect-ratio:16/9;background:#0d142f;overflow:hidden}
.card-media svg,.card-media img{position:absolute;inset:0;width:100%;height:100%;display:block}
.card-media img{object-fit:cover;object-position:center}
.card-media::after{
  content:"";position:absolute;inset-inline:0;inset-block-end:0;height:46%;pointer-events:none;
  background:linear-gradient(to bottom,rgba(13,20,47,0),rgba(13,20,47,.55));
}
.card-body{padding:clamp(22px,3vw,28px);display:flex;flex-direction:column;flex:1}
.card-body > p{color:var(--muted);font-size:.98rem}
.card-body .check{margin-block-start:auto;padding-block-start:4px}
.card-body .check li{font-size:.95rem;line-height:1.7}
.card-body .check li::before{inset-block-start:.55em;width:8px;height:8px}
@supports not (aspect-ratio: 16 / 9){
  .card-media{height:0;padding-block-end:56.25%}
}

/* ---------- About / pillars ---------- */
.split{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(30px,5vw,60px);align-items:start}
.pillar{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm)}
.pillar + .pillar{margin-block-start:16px}
.pillar h3{display:flex;align-items:center;gap:.55em;font-size:1.06rem;margin-block-end:.4em}
.pillar h3 svg{width:20px;height:20px;stroke:var(--brand-600);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;flex-shrink:0}
.pillar p:last-child,.pillar ul:last-child{margin-block-end:0}
.check{list-style:none;padding:0;margin:0}
.check li{position:relative;padding-inline-start:1.75em;margin-block-end:.55em}
.check li::before{
  content:"";position:absolute;inset-inline-start:0;inset-block-start:.62em;
  width:9px;height:9px;border-radius:3px;background:linear-gradient(135deg,var(--brand-800),var(--brand-600));
}
.check li:last-child{margin-block-end:0}

/* ---------- Approach steps ---------- */
.steps{counter-reset:step;display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(268px,1fr))}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 24px 24px;box-shadow:var(--shadow-sm)}
.step::before{
  counter-increment:step;content:counter(step,decimal-leading-zero);
  font-family:var(--font-en);font-weight:800;font-size:.95rem;color:var(--brand-600);
  background:var(--brand-100);border-radius:9px;padding:.25em .6em;display:inline-block;margin-block-end:12px;
}
.step h3{font-size:1.05rem}
.step p{margin-block-end:0;font-size:.97rem;color:var(--muted)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:clamp(26px,4vw,48px);align-items:start}
.info-list{list-style:none;padding:0;margin:0}
.info-list li{display:flex;gap:14px;padding-block:15px;border-block-end:1px solid var(--line)}
.info-list li:last-child{border-block-end:0}
.info-list svg{width:21px;height:21px;flex-shrink:0;margin-block-start:5px;stroke:var(--brand-600);fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.info-list b{display:block;color:var(--ink);font-size:.93rem;font-weight:700}
.info-list span,.info-list a{font-size:1rem;color:var(--body)}
.info-list .ltr{direction:ltr;display:inline-block;unicode-bidi:embed}

form.contact{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(22px,3.5vw,32px);box-shadow:var(--shadow-sm)}
.field{margin-block-end:16px}
.field label{display:block;font-weight:700;font-size:.92rem;color:var(--ink);margin-block-end:7px}
.field input,.field textarea,.field select{
  width:100%;font:inherit;font-size:1rem;color:var(--ink);background:#fcfdff;
  border:1.5px solid var(--line);border-radius:11px;padding:.75em .95em;transition:border-color .16s,box-shadow .16s;
}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--brand-600);box-shadow:0 0 0 4px rgba(27,108,180,.12)}
.form-note{font-size:.85rem;color:var(--muted);margin-block:14px 0}

/* ---------- Footer ---------- */
.site-footer{background:var(--bg-deep);color:#9fb0d4;padding-block:clamp(44px,6vw,64px) 0;font-size:.95rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:clamp(26px,4vw,48px)}
.site-footer h4{color:#fff;font-size:1rem;margin-block-end:1em}
.site-footer a{color:#9fb0d4}
.site-footer a:hover{color:#fff}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer ul li{margin-block-end:.6em}
.footer-logo{height:40px;width:auto;margin-block-end:16px}
.footer-bottom{
  margin-block-start:clamp(30px,4vw,44px);border-block-start:1px solid rgba(255,255,255,.12);
  padding-block:20px;display:flex;flex-wrap:wrap;gap:10px 24px;justify-content:space-between;font-size:.88rem;
}
.footer-bottom > *{flex:0 0 auto}

/* ---------- Floating WhatsApp ---------- */
.fab{
  position:fixed;inset-block-end:22px;inset-inline-end:22px;z-index:70;
  width:54px;height:54px;border-radius:50%;display:grid;place-items:center;
  background:#25D366;color:#fff;box-shadow:0 8px 24px rgba(37,211,102,.4);transition:transform .2s;
}
.fab:hover{transform:scale(1.08);color:#fff}
.fab svg{width:27px;height:27px;fill:currentColor}

/* ---------- Reveal on scroll ---------- */
html.js .reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
html.js .reveal.is-in{opacity:1;transform:none}

/* ---------- Responsive ---------- */
@media (max-width:900px){
  .split,.contact-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1040px){
  .nav-toggle{display:block;margin-inline-start:auto}
  .nav-links{
    display:none;position:absolute;inset-inline:0;inset-block-start:100%;
    flex-direction:column;align-items:stretch;gap:2px;background:#fff;
    border-block-end:1px solid var(--line);box-shadow:var(--shadow-md);padding:12px var(--pad) 18px;margin:0;
  }
  .nav-links.is-open{display:flex}
  .nav-links a{padding:.7em .6em}
  .nav{position:relative;flex-wrap:wrap}
  .nav-actions{order:2}
  .topbar-items--secondary{display:none}
}
@media (max-width:560px){
  body{font-size:16px}
  .footer-grid{grid-template-columns:1fr}
  .stats{margin-block-start:-30px;gap:20px 8px}
  .stat{flex:1 1 120px}
  .hero-cta .btn{flex:1 1 100%;justify-content:center}
}

@media (prefers-reduced-motion:reduce){
  *{animation-duration:.01ms !important;transition-duration:.01ms !important}
  html{scroll-behavior:auto}
  html.js .reveal{opacity:1;transform:none}
}

@media print{
  .site-header,.topbar,.fab,.hero-cta,form.contact,.nav-toggle{display:none !important}
  body{font-size:12pt}
  .hero{background:#fff;color:#000}
  .hero h1,.hero p{color:#000}
  .card,.pillar,.step{break-inside:avoid;box-shadow:none}
}