:root{
    --ink:#F3F1EC;
    --ink-soft:#B9B6AE;
    --sky:#5FA8D3;
    --sky-bright:#8FC6E8;
    --sky-pale:rgba(95,168,211,.14);
    --aluminum:#3A3A38;
    --aluminum-dark:#57534C;
    --mist:#0D0D0C;
    --paper:#000000;
    --amber:#D2A24C;
    --white:#FFFFFF;
    --radius-sm:6px;
    --radius-md:14px;
    --shadow-soft: 0 10px 30px -10px rgba(210,162,76,.15);
    --shadow-lift: 0 20px 50px -14px rgba(210,162,76,.25);
    --glow-amber: 0 0 18px rgba(210,162,76,.55), 0 0 44px rgba(210,162,76,.18);
    --glow-sky: 0 0 16px rgba(95,168,211,.5), 0 0 40px rgba(95,168,211,.16);
    --surface:#141210;
    --surface-2:#1C1915;
  }

  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    font-family:'Tajawal', sans-serif;
    background:var(--paper);
    color:var(--ink);
    line-height:1.75;
    overflow-x:hidden;
  }
  h1,h2,h3,h4{font-family:'Cairo', sans-serif; color:var(--ink); line-height:1.35; text-shadow:0 0 22px rgba(210,162,76,.28);}
  a{color:inherit; text-decoration:none;}
  ul{list-style:none;}
  img,svg{display:block; max-width:100%;}
  .mono{font-family:'JetBrains Mono', monospace;}
  .container{max-width:1180px; margin:0 auto; padding:0 28px;}
  section{position:relative;}

  ::selection{background:var(--sky); color:var(--white);}

  @media (prefers-reduced-motion: reduce){
    *{animation-duration:.001ms !important; animation-iteration-count:1 !important; transition-duration:.001ms !important;}
  }

  /* ---------- Divider (mullion joint) ---------- */
  .joint-divider{
    display:flex; align-items:center; justify-content:center;
    gap:0; height:24px; position:relative;
  }
  .joint-divider::before,.joint-divider::after{
    content:""; flex:1; height:1px; background:var(--aluminum);
  }
  .joint-divider .joint-mark{
    width:9px; height:9px; margin:0 10px; position:relative; flex:none;
  }
  .joint-mark::before,.joint-mark::after{
    content:""; position:absolute; background:var(--aluminum-dark);
  }
  .joint-mark::before{width:100%; height:1px; top:50%; transform:translateY(-50%);}
  .joint-mark::after{height:100%; width:1px; left:50%; transform:translateX(-50%);}

  /* ---------- Header ---------- */
  header{
    position:fixed; top:0; right:0; left:0; z-index:100;
    background:rgba(0,0,0,.75); backdrop-filter:blur(10px);
    border-bottom:1px solid rgba(255,255,255,.08);
  }
  .nav-wrap{
    display:flex; align-items:center; justify-content:space-between;
    padding:16px 28px; max-width:1180px; margin:0 auto;
  }
  .logo{display:flex; align-items:center; gap:10px;}
  .logo-mark{width:38px; height:38px; object-fit:contain; filter:drop-shadow(0 0 10px rgba(210,162,76,.4));}
  .logo-text{font-family:'Cairo'; font-weight:800; font-size:1.15rem; letter-spacing:.2px;}
  .logo-text span{display:block; font-family:'Tajawal'; font-weight:400; font-size:.68rem; color:var(--sky); letter-spacing:1px;}
  nav ul{display:flex; gap:32px;}
  nav a{font-size:.95rem; font-weight:500; color:var(--ink-soft); position:relative; padding:4px 0;}
  nav a::after{content:""; position:absolute; bottom:-2px; right:0; width:0; height:2px; background:var(--sky); transition:width .25s ease;}
  nav a:hover::after{width:100%;}
  .nav-cta{
    background:var(--amber); color:#171207; padding:10px 22px; border-radius:100px;
    font-size:.9rem; font-weight:700; display:flex; align-items:center; gap:8px;
    transition:background .25s ease, transform .25s ease, box-shadow .25s ease;
    box-shadow:var(--glow-amber);
  }
  .nav-cta:hover{background:var(--sky-bright); box-shadow:var(--glow-sky); transform:translateY(-2px);}
  .menu-toggle{display:none; background:none; border:none; cursor:pointer; padding:6px;}
  .menu-toggle span{display:block; width:24px; height:2px; background:var(--ink); margin:5px 0; transition:.3s;}

  /* ---------- Hero ---------- */
  .hero{
    min-height:100vh; display:flex; align-items:center; position:relative;
    padding:120px 0 80px;
    background:
      radial-gradient(ellipse 60% 45% at 78% 18%, rgba(95,168,211,.16) 0%, transparent 65%),
      radial-gradient(ellipse 50% 40% at 15% 85%, rgba(210,162,76,.13) 0%, transparent 65%),
      linear-gradient(180deg, var(--paper) 0%, var(--mist) 100%);
    overflow:hidden;
  }
  .hero-glow{
    position:absolute; inset:0; z-index:0; pointer-events:none;
    background-image: radial-gradient(rgba(255,255,255,.12) 1px, transparent 1.4px);
    background-size:46px 46px;
    -webkit-mask-image: radial-gradient(ellipse 70% 55% at 72% 30%, rgba(0,0,0,.7), transparent 75%);
    mask-image: radial-gradient(ellipse 70% 55% at 72% 30%, rgba(0,0,0,.7), transparent 75%);
    animation:glow-pulse 8s ease-in-out infinite;
  }
  @keyframes glow-pulse{
    0%,100%{opacity:.55;}
    50%{opacity:1;}
  }
  .hero-inner{position:relative; z-index:2; display:grid; grid-template-columns:1.15fr .85fr; gap:50px; align-items:center;}
  .eyebrow{
    display:inline-flex; align-items:center; gap:8px; font-family:'JetBrains Mono';
    font-size:.72rem; letter-spacing:1.5px; color:var(--sky); background:var(--sky-pale);
    padding:7px 14px; border-radius:100px; margin-bottom:22px; font-weight:600;
  }
  .eyebrow::before{content:""; width:6px; height:6px; border-radius:50%; background:var(--amber);}
  .hero h1{font-size:clamp(2.3rem, 4.6vw, 3.6rem); font-weight:800; margin-bottom:22px;}
  .hero h1 em{font-style:normal; color:var(--sky); position:relative;}
  .hero p.lead{font-size:1.12rem; color:var(--ink-soft); max-width:520px; margin-bottom:34px;}
  .btn-row{display:flex; gap:16px; flex-wrap:wrap;}
  .btn{
    padding:15px 30px; border-radius:100px; font-weight:700; font-size:.98rem;
    display:inline-flex; align-items:center; gap:10px; transition:all .25s ease; border:1px solid transparent;
  }
  .btn-primary{background:var(--sky); color:#08131b; box-shadow:var(--glow-sky);}
  .btn-primary:hover{background:var(--amber); color:#171207; transform:translateY(-3px); box-shadow:var(--glow-amber);}
  .btn-ghost{border-color:var(--aluminum-dark); color:var(--ink);}
  .btn-ghost:hover{background:rgba(255,255,255,.06); border-color:var(--amber); color:var(--amber);}

  .hero-visual{position:relative; aspect-ratio:1/1;}
  .skylight-illustration{width:100%; height:100%; filter:drop-shadow(0 0 24px rgba(210,162,76,.35));}
  .sun-pulse{animation:sun-breathe 6s ease-in-out infinite; transform-origin:200px 220px;}
  @keyframes sun-breathe{
    0%,100%{opacity:.85; transform:scale(1);}
    50%{opacity:1; transform:scale(1.03);}
  }

  /* stats */
  .stats{
    display:grid; grid-template-columns:repeat(4,1fr); gap:0;
    border-top:1px solid rgba(255,255,255,.08); border-bottom:1px solid rgba(255,255,255,.08);
    background:var(--surface);
  }
  .stat{
    text-align:center; padding:36px 12px; border-left:1px solid rgba(255,255,255,.08);
  }
  .stat:last-child{border-left:none;}
  .stat .num{font-family:'JetBrains Mono'; font-weight:600; font-size:2rem; color:var(--amber); text-shadow:var(--glow-amber);}
  .stat .label{font-size:.85rem; color:var(--ink-soft); margin-top:6px;}

  /* section heading */
  .section-pad{padding:100px 0;}
  .head-block{max-width:640px; margin-bottom:56px;}
  .head-block .eyebrow{background:transparent; padding:0; color:var(--sky);}
  .head-block h2{font-size:clamp(1.8rem,3vw,2.5rem); font-weight:800; margin:14px 0 16px;}
  .head-block p{color:var(--ink-soft); font-size:1.02rem;}

  /* services */
  .services{background:var(--mist);}
  .service-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:26px;}
  .service-card{
    background:var(--surface); border-radius:var(--radius-md); padding:34px 28px;
    border:1px solid rgba(255,255,255,.08); transition:transform .3s ease, box-shadow .3s ease, border-color .3s ease;
  }
  .service-card:hover{transform:translateY(-6px); box-shadow:var(--glow-sky); border-color:var(--sky);}
  .service-icon{width:52px; height:52px; color:var(--sky); margin-bottom:20px;}
  .service-card h3{font-size:1.15rem; margin-bottom:10px;}
  .service-card p{color:var(--ink-soft); font-size:.93rem;}
  .service-card .tag{
    display:inline-block; margin-top:16px; font-family:'JetBrains Mono'; font-size:.68rem;
    color:var(--amber); letter-spacing:1px; border:1px solid var(--amber); padding:4px 10px; border-radius:100px;
  }

  /* gallery / real media */
  .gallery-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:20px;}
  .media-tile{
    position:relative; border-radius:var(--radius-md); overflow:hidden; aspect-ratio:4/3;
    background:var(--surface); border:1px solid rgba(255,255,255,.08);
    transition:border-color .3s ease, box-shadow .3s ease;
  }
  .media-tile:hover{border-color:var(--amber); box-shadow:var(--glow-amber);}
  .media-tile img, .media-tile video{
    width:100%; height:100%; object-fit:cover; display:block;
    transition:transform .6s ease;
  }
  .media-tile:hover img, .media-tile:hover video{transform:scale(1.06);}
  .play-badge{
    position:absolute; inset-inline-start:14px; inset-block-end:14px; width:38px; height:38px;
    border-radius:50%; background:rgba(0,0,0,.55); backdrop-filter:blur(4px);
    display:flex; align-items:center; justify-content:center; color:var(--white); pointer-events:none;
  }
  .play-badge svg{width:16px; height:16px;}

  /* CTA banner */
  .cta-banner{
    background:linear-gradient(120deg, var(--sky) 0%, #24587e 100%);
    color:var(--white); border-radius:var(--radius-md); padding:56px 48px;
    display:flex; align-items:center; justify-content:space-between; gap:30px; flex-wrap:wrap;
    position:relative; overflow:hidden;
  }
  .cta-banner::before{
    content:""; position:absolute; inset:0;
    background-image:repeating-linear-gradient(90deg, rgba(255,255,255,.06) 0 1px, transparent 1px 60px),
      repeating-linear-gradient(0deg, rgba(255,255,255,.06) 0 1px, transparent 1px 60px);
  }
  .cta-banner h2{color:var(--white); font-size:1.7rem; position:relative; z-index:1;}
  .cta-banner p{color:rgba(255,255,255,.85); margin-top:8px; position:relative; z-index:1;}
  .cta-actions{display:flex; gap:14px; position:relative; z-index:1; flex-wrap:wrap;}
  .cta-actions .btn-primary{background:var(--white); color:var(--sky);}
  .cta-actions .btn-primary:hover{background:var(--amber); color:var(--ink);}
  .cta-actions .btn-ghost{border-color:rgba(255,255,255,.5); color:var(--white);}
  .cta-actions .btn-ghost:hover{background:rgba(255,255,255,.12); border-color:var(--white);}

  /* footer */
  footer{background:var(--paper); color:rgba(255,255,255,.7); padding:70px 0 26px; border-top:1px solid rgba(255,255,255,.08);}
  .footer-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:40px;}
  .footer-logo{display:flex; align-items:center; gap:10px; margin-bottom:16px;}
  .footer-logo .logo-text{color:var(--white);}
  footer p.desc{font-size:.9rem; color:rgba(255,255,255,.55); max-width:280px;}
  footer h5{color:var(--white); font-family:'Cairo'; font-size:.95rem; margin-bottom:18px;}
  footer ul li{margin-bottom:11px;}
  footer ul a{font-size:.88rem; color:rgba(255,255,255,.65); transition:color .2s;}
  footer ul a:hover{color:var(--sky-bright);}
  footer ul.plain-list li{font-size:.88rem; color:rgba(255,255,255,.65);}
  .social-row{display:flex; gap:12px; margin-top:20px;}
  .social-row a{
    width:40px; height:40px; border-radius:50%; background:rgba(255,255,255,.08);
    display:flex; align-items:center; justify-content:center; color:var(--white);
    transition:background .25s ease, transform .25s ease;
  }
  .social-row a:hover{background:var(--sky); transform:translateY(-3px);}
  .social-row svg{width:18px; height:18px;}
  .footer-bottom{
    border-top:1px solid rgba(255,255,255,.12); padding-top:24px;
    display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:12px;
    font-size:.8rem; color:rgba(255,255,255,.45);
  }

  /* floating whatsapp */
  .float-btn{
    position:fixed; bottom:26px; left:26px; z-index:90; width:58px; height:58px; border-radius:50%;
    background:#25D366; display:flex; align-items:center; justify-content:center; box-shadow:var(--shadow-lift);
    animation:pulse 2.6s ease-in-out infinite;
  }
  .float-btn svg{width:28px; height:28px; color:var(--white);}
  @keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(37,211,102,.45), var(--shadow-lift);} 50%{box-shadow:0 0 0 10px rgba(37,211,102,0), var(--shadow-lift);}}

  /* reveal on scroll */
  .reveal{opacity:0; transform:translateY(24px); transition:opacity .7s ease, transform .7s ease;}
  .reveal.in{opacity:1; transform:none;}

  @media (max-width:960px){
    .hero-inner{grid-template-columns:1fr;}
    .hero-visual{order:-1; max-width:340px; margin:0 auto;}
    .stats{grid-template-columns:repeat(2,1fr);}
    .stat:nth-child(2){border-left:none;}
    .service-grid, .gallery-grid{grid-template-columns:repeat(2,1fr);}
    .footer-grid{grid-template-columns:1fr 1fr;}
  }
  @media (max-width:680px){
    nav ul{position:fixed; top:74px; right:0; left:0; background:var(--paper); flex-direction:column;
      padding:20px 28px; gap:18px; border-bottom:1px solid rgba(255,255,255,.1); transform:translateY(-130%);
      transition:transform .3s ease;}
    nav ul.open{transform:translateY(0);}
    .menu-toggle{display:block;}
    .nav-cta{display:none;}
    .service-grid, .gallery-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .cta-banner{padding:40px 26px; flex-direction:column; align-items:flex-start;}
    .stats{grid-template-columns:repeat(2,1fr);}
  }