/* =========================================================
   sptech — design tokens
   Background : #0A0F1C (deep navy / night)
   Surface    : #101830
   Card       : #131C34
   Line       : #263155
   Gold       : #D4A94A  (primary accent)
   Teal       : #2FBFA6  (secondary accent — data/tech)
   Text       : #F3EEE2
   Text muted : #93A0BD
   Display    : Tajawal (Arabic headings)
   Body       : Almarai (Arabic body)
   Mono/data  : JetBrains Mono (labels, tags)
   ========================================================= */

:root{
  --bg:#0A0F1C;
  --bg-alt:#0D1428;
  --surface:#101830;
  --card:#131C34;
  --line:#26314F;
  --line-soft:#1C2743;
  --gold:#D4A94A;
  --gold-soft:#E8C77A;
  --teal:#2FBFA6;
  --text:#F3EEE2;
  --text-muted:#8E9AB8;
  --radius:14px;
  --wrap:1180px;
  --font-display:'Tajawal', 'Almarai', sans-serif;
  --font-body:'Almarai', 'Tajawal', sans-serif;
  --font-mono:'JetBrains Mono', ui-monospace, monospace;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  line-height:1.75;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.001ms !important; animation-iteration-count:1 !important; transition-duration:0.001ms !important;}
}

a{color:inherit; text-decoration:none;}
ul{list-style:none;}
img{max-width:100%; display:block;}
button{font:inherit; cursor:pointer;}
input,select,textarea{font:inherit;}

.wrap{
  max-width:var(--wrap);
  margin:0 auto;
  padding:0 28px;
}

.mono{font-family:var(--font-mono); letter-spacing:.02em;}
.small{font-size:.78rem;}

.accent-gold{color:var(--gold);}
.accent-teal{color:var(--teal);}

/* ---------- backdrop grid ---------- */
.grid-backdrop{
  position:fixed;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size:64px 64px;
  opacity:.35;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 90%);
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  backdrop-filter:blur(10px);
  background:rgba(10,15,28,.72);
  border-bottom:1px solid var(--line-soft);
}
.header-inner{
  display:flex;
  align-items:center;
  gap:24px;
  height:76px;
}
.logo{
  display:flex;
  align-items:center;
  gap:10px;
  font-family:var(--font-display);
  font-weight:900;
  font-size:1.3rem;
  margin-left:auto;
}
.logo-mark{
  font-family:var(--font-mono);
  color:var(--gold);
  border:1px solid var(--line);
  border-radius:8px;
  padding:2px 8px;
  font-size:.95rem;
}
.logo-text em{color:var(--gold); font-style:normal;}

.main-nav{
  display:flex;
  gap:28px;
  margin-inline-end:auto;
}
.main-nav a{
  color:var(--text-muted);
  font-size:.95rem;
  transition:color .2s ease;
  position:relative;
}
.main-nav a:hover{color:var(--text);}

.header-cta{white-space:nowrap;}

.nav-toggle{
  display:none;
  flex-direction:column;
  gap:5px;
  background:none;
  border:none;
}
.nav-toggle span{
  width:22px; height:2px; background:var(--text);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  padding:12px 24px;
  border-radius:10px;
  font-weight:700;
  font-size:.95rem;
  border:1px solid transparent;
  transition:transform .18s ease, background .18s ease, border-color .18s ease, color .18s ease;
}
.btn:active{transform:translateY(1px);}
.btn-primary{
  background:var(--gold);
  color:#161008;
}
.btn-primary:hover{background:var(--gold-soft);}
.btn-outline{
  border-color:var(--line);
  color:var(--text);
}
.btn-outline:hover{border-color:var(--teal); color:var(--teal);}
.btn-ghost{
  border:1px solid var(--line);
  color:var(--teal);
  padding:9px 16px;
  font-size:.85rem;
}
.btn-ghost:hover{border-color:var(--teal);}
.btn.full{width:100%;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  z-index:1;
  padding:88px 0 60px;
}
.hero-grid{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:40px;
  align-items:center;
}
.eyebrow{
  display:inline-block;
  color:var(--teal);
  font-size:.78rem;
  border:1px solid var(--line);
  padding:5px 12px;
  border-radius:100px;
  margin-bottom:22px;
}
h1{
  font-family:var(--font-display);
  font-weight:900;
  font-size:clamp(2rem, 4vw, 3.2rem);
  line-height:1.3;
  margin-bottom:22px;
}
h2{
  font-family:var(--font-display);
  font-weight:800;
  font-size:clamp(1.7rem, 3vw, 2.4rem);
  margin-bottom:10px;
}
h3{
  font-family:var(--font-display);
  font-weight:700;
  font-size:1.15rem;
  margin-bottom:10px;
}
.hero-sub{
  color:var(--text-muted);
  font-size:1.05rem;
  max-width:52ch;
  margin-bottom:32px;
}
.hero-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-bottom:30px;
}
.hero-tags{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
}
.tag{
  font-size:.72rem;
  color:var(--text-muted);
  border:1px dashed var(--line);
  padding:5px 10px;
  border-radius:8px;
}

/* schema svg */
.hero-visual{display:flex; justify-content:center;}
.schema-svg{width:100%; max-width:460px; height:auto;}
.schema-svg .node rect{
  fill:var(--card);
  stroke:var(--line);
  stroke-width:1.4;
}
.node-core rect{stroke:var(--gold); fill:#171225;}
.node-title{
  font-family:var(--font-mono);
  font-size:17px;
  font-weight:700;
  fill:var(--gold);
  text-anchor:middle;
}
.node-title-sm{
  font-family:var(--font-mono);
  font-size:12.5px;
  font-weight:600;
  fill:var(--text);
  text-anchor:middle;
}
.node-label{
  font-size:9.5px;
  fill:var(--text-muted);
  text-anchor:middle;
  letter-spacing:.04em;
}
.pulse{
  fill:var(--teal);
  animation:pulse 2.4s ease-in-out infinite;
}
@keyframes pulse{
  0%,100%{opacity:.35; r:3;}
  50%{opacity:1; r:5.5;}
}
.link{
  stroke-dasharray:5 5;
  animation:dash 6s linear infinite;
}
@keyframes dash{
  to{stroke-dashoffset:-100;}
}

/* ---------- trust bar ---------- */
.trust-bar{
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
  background:var(--bg-alt);
  padding:16px 0;
  overflow:hidden;
}
.trust-inner{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  justify-content:center;
  color:var(--text-muted);
  font-size:.78rem;
}
.trust-inner .dot{color:var(--gold);}

/* ---------- sections ---------- */
.section{
  position:relative;
  z-index:1;
  padding:88px 0;
}
.section-alt{background:var(--bg-alt);}
.section-head{
  max-width:640px;
  margin-bottom:48px;
}
.section-sub{
  color:var(--text-muted);
  font-size:1rem;
}

/* ---------- services ---------- */
.services-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:22px;
}
.service-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
  position:relative;
  transition:border-color .2s ease, transform .2s ease;
}
.service-card:hover{
  border-color:var(--teal);
  transform:translateY(-3px);
}
.card-tag{
  display:inline-block;
  font-size:.7rem;
  color:var(--teal);
  border:1px solid var(--line);
  border-radius:6px;
  padding:3px 9px;
  margin-bottom:16px;
}
.service-card p{color:var(--text-muted); margin-bottom:16px;}
.card-list li{
  position:relative;
  padding-inline-start:18px;
  color:var(--text-muted);
  font-size:.92rem;
  margin-bottom:8px;
}
.card-list li::before{
  content:"";
  position:absolute;
  right:0;
  top:9px;
  width:6px; height:6px;
  border-radius:2px;
  background:var(--gold);
}

/* ---------- process ---------- */
.process-list{
  display:flex;
  flex-direction:column;
  gap:0;
  border-inline-start:1px dashed var(--line);
  padding-inline-start:36px;
}
.process-step{
  display:flex;
  gap:22px;
  align-items:flex-start;
  padding-bottom:40px;
  position:relative;
}
.process-step:last-child{padding-bottom:0;}
.process-step::before{
  content:"";
  position:absolute;
  right:-42.5px;
  top:4px;
  width:11px; height:11px;
  border-radius:50%;
  background:var(--bg-alt);
  border:2px solid var(--gold);
}
.step-id{
  color:var(--gold);
  font-size:.85rem;
  min-width:80px;
  padding-top:2px;
}
.process-step h3{margin-bottom:6px;}
.process-step p{color:var(--text-muted); max-width:56ch;}

/* ---------- work samples ---------- */
.work-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:22px;
}
.work-card h3{margin-top:16px; font-size:1rem;}
.work-card .mono{color:var(--text-muted);}
.browser-frame{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:12px;
  overflow:hidden;
}
.browser-dots{
  display:flex;
  gap:6px;
  padding:10px 12px;
  border-bottom:1px solid var(--line);
}
.browser-dots span{
  width:8px; height:8px; border-radius:50%;
  background:var(--line);
}
.browser-body{padding:20px; min-height:150px;}
.b-line{height:9px; border-radius:4px; background:var(--line); margin-bottom:10px;}
.b-line.w60{width:60%;}
.b-line.w40{width:40%;}
.b-line.w70{width:70%;}
.b-line.accent{background:var(--gold); opacity:.8;}
.b-blocks{display:flex; gap:10px; margin-top:14px;}
.b-block{flex:1; height:44px; border-radius:8px; background:var(--line-soft); border:1px solid var(--line);}
.b-circle{width:46px; height:46px; border-radius:50%; background:var(--teal); opacity:.85; margin-bottom:14px;}
.b-grid-3{display:flex; gap:8px; margin-top:14px;}
.b-grid-3 span{flex:1; height:38px; border-radius:6px; background:var(--line-soft); border:1px solid var(--line);}
.b-sidebar{
  position:relative;
  display:inline-block;
  width:30%; height:110px;
  background:var(--line-soft);
  border-radius:6px;
  margin-inline-end:12px;
  vertical-align:top;
}
.b-chart{
  display:inline-block;
  width:64%; height:110px;
  border-radius:6px;
  background:linear-gradient(180deg, transparent, var(--line-soft));
  border:1px solid var(--line);
  position:relative;
}
.b-chart::after{
  content:"";
  position:absolute; inset:14px 10px 10px 10px;
  background:
    linear-gradient(100deg, transparent 60%, rgba(47,191,166,.35) 60%, rgba(47,191,166,.35) 64%, transparent 64%),
    linear-gradient(100deg, transparent 30%, rgba(212,169,74,.35) 30%, rgba(212,169,74,.35) 34%, transparent 34%);
  background-size:100% 100%;
}

/* ---------- about ---------- */
.about-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:50px;
  align-items:center;
}
.about-text{color:var(--text-muted); margin-bottom:16px; max-width:56ch;}
.about-stats{
  display:grid;
  gap:18px;
}
.stat{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:20px 24px;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.stat-num{color:var(--gold); font-size:1.3rem; font-weight:700;}
.stat-label{color:var(--text-muted); font-size:.9rem;}

/* ---------- contact ---------- */
.contact-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:56px;
  align-items:start;
}
.contact-list{
  margin-top:30px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.contact-item{
  display:flex;
  justify-content:space-between;
  align-items:center;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:10px;
  padding:16px 18px;
  transition:border-color .2s ease;
}
a.contact-item:hover{border-color:var(--teal);}
.contact-label{color:var(--text-muted); font-size:.72rem;}
.contact-value{font-weight:700;}

.contact-form{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:30px;
  display:flex;
  flex-direction:column;
  gap:16px;
}
.form-row{display:flex; flex-direction:column; gap:8px;}
.form-row label{font-size:.85rem; color:var(--text-muted);}
.form-row input, .form-row select, .form-row textarea{
  background:var(--bg-alt);
  border:1px solid var(--line);
  border-radius:8px;
  padding:12px 14px;
  color:var(--text);
  outline:none;
  transition:border-color .2s ease;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus{
  border-color:var(--teal);
}
.form-note{color:var(--text-muted); font-size:.78rem; text-align:center;}

/* ---------- footer ---------- */
.site-footer{
  border-top:1px solid var(--line-soft);
  padding:40px 0;
  position:relative;
  z-index:1;
}
.footer-inner{
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
  text-align:center;
}
.footer-logo{display:flex; align-items:center; gap:8px; font-family:var(--font-display); font-weight:900;}
.footer-inner .mono{color:var(--text-muted);}
.copyright{color:var(--text-muted); font-size:.8rem;}

/* ---------- whatsapp float ---------- */
.wa-float{
  position:fixed;
  bottom:24px;
  left:24px;
  z-index:60;
  width:56px; height:56px;
  background:#25D366;
  color:#fff;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 8px 24px rgba(0,0,0,.4);
  transition:transform .2s ease;
}
.wa-float:hover{transform:scale(1.08);}

/* focus visibility */
a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{
  outline:2px solid var(--teal);
  outline-offset:2px;
}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero-grid{grid-template-columns:1fr; text-align:center;}
  .hero-sub{margin-inline:auto;}
  .hero-actions, .hero-tags{justify-content:center;}
  .services-grid{grid-template-columns:1fr;}
  .work-grid{grid-template-columns:1fr;}
  .about-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .main-nav{
    position:fixed;
    inset-inline-start:0;
    top:76px;
    width:100%;
    background:var(--bg);
    border-bottom:1px solid var(--line-soft);
    flex-direction:column;
    padding:20px 28px;
    gap:18px;
    transform:translateY(-130%);
    transition:transform .25s ease;
  }
  .main-nav.open{transform:translateY(0);}
  .nav-toggle{display:flex;}
  .header-cta{display:none;}
  .logo{margin-left:0; margin-inline-end:auto;}
}

@media (max-width:520px){
  .wrap{padding:0 18px;}
  .process-list{padding-inline-start:26px;}
  .process-step::before{right:-32.5px;}
}