/* ====== Arabia Power — Modern Refresh (Light Blue & Light Gray) ====== */
:root{
  --bg:#f3f6fb;            /* light gray-blue */
  --surface:#ffffff;
  --ink:#0f172a;           /* slate-900 */
  --muted:#667085;         /* gray-500/600 */
  --brand:#4da3ff;         /* light blue primary */
  --brand-2:#8ec5ff;       /* lighter accent */
  --brand-ink:#0a2a4a;     /* deep blue for contrast */
  --border:#e6ebf3;
  --glass:rgba(255,255,255,.65);
  --ring: rgba(77,163,255,.35);
  --shadow: 0 10px 30px rgba(15,23,42,.08), 0 2px 8px rgba(15,23,42,.06);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--ink);font:16px/1.65 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,"Helvetica Neue",Arial}
img{max-width:100%;height:auto}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1200px;margin:0 auto;padding:0 1.25rem}
.flex{display:flex;gap:.8rem;align-items:center}
.flex.between{justify-content:space-between}
.grid-2{display:grid;gap:1.25rem;grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{display:grid;gap:1.25rem;grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{display:grid;gap:1.25rem;grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:980px){.grid-4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:760px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}

.btn{display:inline-block;padding:.75rem 1rem;border-radius:999px;border:1px solid var(--border);background:var(--surface);box-shadow:var(--shadow);font-weight:700;transition:transform .15s ease, box-shadow .2s}
.btn:hover{transform:translateY(-1px);box-shadow:0 16px 40px rgba(15,23,42,.10), 0 4px 12px rgba(15,23,42,.08)}
.btn.primary{background:linear-gradient(180deg,var(--brand),#2b8cff);color:#fff;border-color:transparent}
.btn.ghost{background:transparent}
.btn.icon{display:inline-flex;gap:.5rem;align-items:center}

.tag{display:inline-flex;align-items:center;gap:.5rem;background:#e9f3ff;border:1px solid #d7e9ff;color:#0a2a4a;padding:.35rem .6rem;border-radius:999px;font-weight:600}

.card{background:var(--glass);backdrop-filter: blur(10px) saturate(140%);border:1px solid var(--border);border-radius:1.25rem;padding:1.1rem;box-shadow:var(--shadow)}

.section{padding:3rem 0}
.section.sm{padding:1.75rem 0}

.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.7);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.brand{display:flex;align-items:center;gap:.7rem;font-weight:900;color:var(--brand-ink)}
.brand img{filter:drop-shadow(0 4px 10px rgba(77,163,255,.25))}
.site-header .nav a{margin-left:1rem;font-weight:700;color:#0a2a4a;border-bottom:2px solid transparent;padding:.75rem .25rem}
.site-header .nav a:hover{border-color:var(--brand)}

.hero{position:relative;overflow:hidden;background:
  radial-gradient(900px 300px at 20% -10%, #e6f2ff, transparent),
  radial-gradient(800px 300px at 90% 10%, #eff7ff, transparent),
  linear-gradient(180deg,#fafdff, #f1f6fd);
  padding:4.5rem 0 3rem;border-bottom:1px solid var(--border)}
.hero .container{display:block;text-align: left;grid-template-columns:1.15fr .85fr;gap:1.25rem;align-items:center}
@media (max-width:980px){.hero .container{grid-template-columns:1fr}}
.badge{display:inline-flex;align-items:center;gap:.5rem;background:rgba(77,163,255,.1);color:#0a2a4a;border:1px solid #cfe6ff;padding:.35rem .6rem;border-radius:999px;font-weight:700}
.hero h1{font-size:clamp(2.2rem,5vw,3.4rem);line-height:1.15;margin:.75rem 0 .5rem;color:#0a2a4a;letter-spacing:-.02em}
.lead{font-size:1.125rem;color:var(--muted);margin-bottom:1rem}
.hero-visual{position:relative;aspect-ratio:4/3;border-radius:1.25rem;background:linear-gradient(120deg,#ffffff 0%,#f1f7ff 100%);border:1px solid var(--border);box-shadow:var(--shadow)}
.blob{position:absolute;inset:auto;filter:blur(24px);opacity:.6;transform:translateZ(0)}
.blob.b1{width:220px;height:220px;background:radial-gradient(circle at 30% 30%, #8ec5ff, transparent 60%);top:-20px;left:-20px}
.blob.b2{width:280px;height:280px;background:radial-gradient(circle at 70% 70%, #4da3ff, transparent 60%);right:-30px;bottom:-30px}

.strip{background:linear-gradient(180deg,#fff,#f6f9ff);border-top:1px solid var(--border);border-bottom:1px solid var(--border);padding:2rem 0}
.kpis{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1rem}
.kpis .k{background:var(--surface);border:1px solid var(--border);border-radius:1rem;padding:1.1rem;text-align:center;box-shadow:var(--shadow)}
.k .v{display:block;font-size:2rem;font-weight:900;color:#0a2a4a}
.k .l{color:var(--muted);font-weight:600}

.section h2{font-size:clamp(1.6rem,3.2vw,2rem);letter-spacing:-.01em;color:#0a2a4a;margin:0 0 .75rem}

.service-card{display:block;background:var(--surface);padding:1rem;border-radius:1rem;border:1px solid var(--border);box-shadow:var(--shadow);transition:transform .15s ease, box-shadow .2s}
.service-card:hover{transform:translateY(-3px);box-shadow:0 16px 40px rgba(15,23,42,.1),0 4px 12px rgba(15,23,42,.08)}
.service-card h3{margin:.2rem 0;display:flex;align-items:center;gap:.5rem}
.service-card svg{width:20px;height:20px;flex:0 0 auto}

.client-list,.client-grid{display:grid;gap:.6rem;margin:0;padding:0;list-style:none}
.client-list{grid-template-columns:repeat(3,minmax(0,1fr))}
.client-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.client-list li,.client-grid li{background:var(--surface);border:1px solid var(--border);padding:.7rem;border-radius:.75rem;box-shadow:var(--shadow);font-weight:700;color:#0a2a4a}
@media (max-width:980px){.client-list{grid-template-columns:repeat(2,1fr)}.client-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:560px){.client-list,.client-grid{grid-template-columns:1fr}}

.content{padding:2.25rem 0}
.content p{color:var(--muted)}
.content .checklist li{margin:.4rem 0}
.cols{columns:2}
@media (max-width:720px){.cols{columns:1}}

.contact-form input,.contact-form textarea{width:100%;padding:.75rem;border-radius:.8rem;border:1px solid var(--border);background:#fff;box-shadow:inset 0 1px 2px rgba(0,0,0,.03)}
.contact-form label{display:block;font-weight:700;color:#0a2a4a}
.contact-form input:focus,.contact-form textarea:focus{outline:none;box-shadow:0 0 0 4px var(--ring)}
.checkbox{font-weight:600;color:var(--muted)}

.contact-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1rem;margin-top:1rem}
@media (max-width:980px){.contact-cards{grid-template-columns:1fr}}

.site-footer{margin-top:3rem;border-top:1px solid var(--border);background:linear-gradient(180deg,#fff,#f3f8ff)}
.site-footer .copyright{padding:1rem 0;border-top:1px dashed var(--border);margin-top:1rem;text-align:center;color:var(--muted)}

/* ====== Entrance animations via IntersectionObserver ====== */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease, transform .6s ease}
.reveal.show{opacity:1;transform:none}