/* ============================================================
   EVONOX — design tokens
   Strict black & white palette, matching the mark exactly:
   ink black, paper white, and a scale of neutral greys for
   hierarchy. Emphasis is carried by weight, scale and
   black/white inversion — never by colour.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;500;600&family=Tajawal:wght@400;500;700;800&family=IBM+Plex+Sans+Arabic:wght@400;500;600&display=swap');

:root{
  --ink:        #0A0A0A;
  --paper:      #FFFFFF;
  --concrete:   #F1EFEA;
  --steel:      #6E6E6B;
  --steel-soft: #A9A7A1;
  --line:       rgba(10,10,10,.14);
  --line-on-ink: rgba(255,255,255,.16);

  --font-en-head: 'Space Grotesk', sans-serif;
  --font-en-body: 'Inter', sans-serif;
  --font-ar-head: 'Tajawal', sans-serif;
  --font-ar-body: 'IBM Plex Sans Arabic', sans-serif;

  --cut: 14px; /* diagonal seam offset used at section joins */
  --container: 1240px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--font-ar-body);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
html[lang="en"] body{ font-family:var(--font-en-body); }
h1,h2,h3,.head{
  font-family:var(--font-ar-head);
  font-weight:800;
  letter-spacing:-0.01em;
  margin:0;
}
html[lang="en"] h1, html[lang="en"] h2, html[lang="en"] h3, html[lang="en"] .head{
  font-family:var(--font-en-head);
  font-weight:700;
  letter-spacing:-0.02em;
}
p{ margin:0; }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
button{ font:inherit; cursor:pointer; }

@media (prefers-reduced-motion: reduce){
  *{ animation-duration:.001ms !important; transition-duration:.001ms !important; scroll-behavior:auto !important; }
}

/* ---------- layout helpers ---------- */
.wrap{ max-width:var(--container); margin:0 auto; padding:0 28px; }
.grain{ position:relative; }

/* diagonal seam — the recurring structural device, echoing the
   sliced letterforms of the mark. Used only at real section
   boundaries, never as decoration inside a section. */
.seam{
  height:var(--cut);
  width:100%;
  background:var(--paper);
}
.seam.on-ink{ background:var(--ink); }
.seam::before{
  content:"";
  display:block;
  width:100%; height:100%;
  background:inherit;
  clip-path:polygon(0 100%, 100% 0, 100% 100%);
}
.seam-flip::before{ clip-path:polygon(0 0, 100% 100%, 0 100%); }

/* ---------- header ---------- */
.site-header{
  position:sticky; top:0; z-index:50;
  background:rgba(255,255,255,.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  transition:background .35s ease, border-color .35s ease;
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:78px;
}
.brand-mark{ height:20px; }
.brand-mark img{ height:100%; width:auto; transition:opacity .2s ease; }

.nav{ display:flex; align-items:center; gap:36px; }
.nav-links{ display:flex; gap:32px; }
.nav-links a{
  font-size:15px; color:var(--ink); position:relative; padding:4px 0;
  transition:color .3s ease;
}
.nav-links a::after{
  content:""; position:absolute; inset-inline-start:0; bottom:0;
  width:0; height:1.5px; background:var(--ink);
  transition:width .25s ease, background .3s ease;
}
.nav-links a:hover::after{ width:100%; }

.lang-toggle{
  border:1px solid var(--ink); background:none; color:var(--ink);
  padding:8px 16px; font-size:13px; font-weight:600;
  transition:color .3s ease, border-color .3s ease, background .3s ease;
}
.lang-toggle:hover{ background:var(--ink); color:var(--paper); }

.nav-cta{
  background:var(--ink); color:var(--paper);
  padding:10px 20px; font-size:14px; font-weight:600;
  border:1px solid var(--ink);
}
.nav-cta:hover{ background:var(--paper); color:var(--ink); }

.menu-btn{
  display:none; flex-direction:column; gap:5px; background:none; border:none; padding:8px;
}
.menu-btn span{ width:22px; height:2px; background:var(--ink); display:block; transition:background .3s ease; }

/* ---------- hero ---------- */
.hero{
  background:var(--ink); color:var(--paper);
  padding:96px 0 76px;
  position:relative; overflow:hidden;
}
.hero .wrap{ position:relative; z-index:2; }
.hero-eyebrow-line{
  display:flex; align-items:center; gap:14px;
  margin-bottom:34px;
  color:var(--steel-soft); font-size:14px;
}
.hero-eyebrow-line .dash{
  width:38px; height:1px; background:var(--steel-soft);
}
.hero h1{
  font-size:clamp(26px, 3.8vw, 50px);
  line-height:1.15;
  max-width:15ch;
}
.hero h1 span{ color:var(--paper); }
.hero-sub{
  margin-top:28px;
  max-width:56ch;
  font-size:18px;
  color:#D8D7D3;
}
.hero-actions{
  margin-top:44px;
  display:flex; gap:16px; flex-wrap:wrap;
}
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:15px 26px; font-size:15px; font-weight:600;
  border:1px solid var(--paper);
}
.btn-solid{ background:var(--paper); border-color:var(--paper); color:var(--ink); }
.btn-solid:hover{ background:transparent; color:var(--paper); }
.btn-ghost{ color:var(--paper); }
.btn-ghost:hover{ background:rgba(255,255,255,.08); }

.hero-strip{
  margin-top:74px;
  border-top:1px solid var(--line-on-ink);
  padding-top:26px;
  display:inline-flex;
  gap:20px;
}
.hero-strip .item{ font-size:13.5px; color:var(--steel-soft); }
.hero-strip .item b{ color:var(--paper); font-size:15px; margin-bottom:4px; font-weight:600; }
html[lang="ar"] .hero-strip .item b[data-lang="ar"],
html[lang="en"] .hero-strip .item b[data-lang="en"]{ display:block; }

.hero-mark{
  position:absolute; inset-inline-end:-4%; top:50%; transform:translateY(-50%);
  width:46%; opacity:.9;
  filter:drop-shadow(0 0 40px rgba(255,255,255,.08));
}

/* animated event/AI-style generative background: drifting connected
   nodes with the brand mark pulsing faintly at the centre, evoking a
   live event floor plan / network of activity */
.hero-canvas{
  position:absolute; inset:0;
  width:100%; height:100%;
  z-index:1;
  opacity:.55;
  pointer-events:none;
}

@media (max-width:900px){
  .hero-mark{ display:none; }
  .hero-strip{ gap:16px; }
}

/* ---------- slogan banner ---------- */
.slogan{
  padding:88px 0 92px;
  text-align:center;
  border-bottom:1px solid var(--line);
}
.slogan .kicker-line{
  display:inline-flex; align-items:center; gap:12px;
  font-size:13.5px; font-weight:700; color:var(--steel);
  margin-bottom:22px;
}
.slogan .kicker-line .bar{ width:28px; height:1px; background:var(--steel-soft); }
.slogan h2{
  font-size:clamp(26px, 3.6vw, 46px);
  line-height:1.35;
  max-width:20ch;
  margin:0 auto;
}

/* ---------- section shell ---------- */
.section{ padding:96px 0; }
.section.on-concrete{ background:var(--concrete); }
.section-head{
  display:flex; justify-content:space-between; align-items:flex-end;
  gap:40px; margin-bottom:56px; flex-wrap:wrap;
}
.section-head .kicker{
  font-size:14px; color:var(--ink); font-weight:700; margin-bottom:14px;
  padding-inline-start:16px; position:relative;
}
.section-head .kicker::before{
  content:""; position:absolute; inset-inline-start:0; top:6px;
  width:8px; height:8px; background:var(--ink);
}
.section-head h2{ font-size:clamp(28px,3.4vw,42px); max-width:20ch; }
.section-head .desc{ max-width:38ch; color:var(--steel); font-size:15.5px; }

/* ---------- services : asymmetric rows, not cards ---------- */
.services-list{ border-top:1px solid var(--line); }
.service-row{
  display:grid;
  grid-template-columns:0.9fr 1.6fr 1fr;
  gap:32px;
  padding:38px 0;
  border-bottom:1px solid var(--line);
  align-items:start;
}
.service-row .idx{
  font-family:var(--font-en-head);
  font-size:14px; color:var(--steel-soft); padding-top:4px;
  display:flex; flex-direction:column; align-items:flex-start; gap:16px;
}
/* each service now gets its own small "living" visual: a softly
   rotating processing-ring behind a breathing icon, with the company
   mark set faintly in the corner — a live, generative feel for every
   example, built from the same monochrome system as the rest of the site */
.service-icon{
  position:relative;
  width:64px; height:64px; flex:none;
  display:flex; align-items:center; justify-content:center;
  border-radius:18px;
  background:linear-gradient(135deg, var(--concrete), #fff);
  border:1px solid var(--line);
  overflow:hidden;
  isolation:isolate;
  transition:background .35s ease, border-color .35s ease;
}
.service-icon::before{
  content:"";
  position:absolute; inset:-45%;
  background:conic-gradient(from 0deg, transparent 0deg, rgba(10,10,10,.16) 46deg, transparent 100deg, transparent 360deg);
  animation:serviceSpin 7s linear infinite;
  z-index:0;
}
.service-icon::after{
  content:"";
  position:absolute; bottom:6px; inset-inline-end:6px;
  width:15px; height:15px;
  background-image:url('assets/logo_black.png');
  background-size:contain; background-repeat:no-repeat; background-position:center;
  opacity:.24;
  z-index:1;
  transition:opacity .3s ease, filter .3s ease;
}
.service-icon svg{
  position:relative; z-index:2; color:var(--ink);
  animation:serviceBreathe 3.2s ease-in-out infinite;
  transition:color .3s ease;
}
.service-row:hover .service-icon{ background:linear-gradient(135deg, var(--ink), #1b1b18); border-color:var(--ink); }
.service-row:hover .service-icon::before{
  animation-duration:1.8s;
  background:conic-gradient(from 0deg, transparent 0deg, rgba(255,255,255,.32) 46deg, transparent 100deg, transparent 360deg);
}
.service-row:hover .service-icon::after{ opacity:.4; filter:invert(1); }
.service-row:hover .service-icon svg{ color:var(--paper); }

@keyframes serviceSpin{ to{ transform:rotate(360deg); } }
@keyframes serviceBreathe{ 0%,100%{ transform:scale(1); } 50%{ transform:scale(1.12); } }

@media (prefers-reduced-motion: reduce){
  .service-icon::before{ animation:none; }
  .service-icon svg{ animation:none; }
}
.service-row h3{ font-size:23px; }
.service-row .desc{ color:var(--steel); font-size:15.5px; max-width:52ch; }
.service-row .tags{ display:flex; flex-wrap:wrap; gap:8px; align-content:flex-start; }
.service-row .tags span{
  border:1px solid var(--line); padding:6px 12px; font-size:12.5px; color:var(--steel);
}
.service-row:hover{ background:linear-gradient(90deg, rgba(10,10,10,.035), transparent); }

@media (max-width:820px){
  .service-row{ grid-template-columns:1fr; gap:14px; }
}

/* ---------- process : legitimate numbered sequence ---------- */
.process{
  display:grid; grid-template-columns:repeat(4,1fr); gap:0;
  border:1px solid var(--line);
}
.process .step{
  padding:36px 28px;
  border-inline-end:1px solid var(--line);
}
.process .step:last-child{ border-inline-end:none; }
.process .num{
  font-family:var(--font-en-head); font-size:34px; color:var(--ink); font-weight:700;
}
.process h3{ font-size:18px; margin-top:18px; }
.process p{ font-size:14.5px; color:var(--steel); margin-top:10px; }

@media (max-width:820px){
  .process{ grid-template-columns:1fr; }
  .process .step{ border-inline-end:none; border-bottom:1px solid var(--line); }
  .process .step:last-child{ border-bottom:none; }
}

/* ---------- process : value pillars ---------- */
.pillars-head{
  margin:70px 0 30px;
  text-align:center;
}
.pillars-head span{ font-size:14px; font-weight:700; color:var(--steel); }
.pillars{
  display:grid; grid-template-columns:repeat(4,1fr); gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.pillar{
  background:var(--paper);
  padding:44px 26px;
  text-align:center;
  opacity:0; transform:translateY(16px);
  transition:opacity .6s cubic-bezier(.22,.9,.3,1), transform .6s cubic-bezier(.22,.9,.3,1),
             background .3s ease;
}
.pillar.in-view{ opacity:1; transform:none; }
.pillar:nth-child(1){ transition-delay:0s; }
.pillar:nth-child(2){ transition-delay:.08s; }
.pillar:nth-child(3){ transition-delay:.16s; }
.pillar:nth-child(4){ transition-delay:.24s; }
.pillar .ic{
  width:46px; height:46px; margin:0 auto 20px;
  display:flex; align-items:center; justify-content:center;
  border:1px solid var(--ink); border-radius:50%;
  transition:background .3s ease;
}
.pillar .ic svg{ width:22px; height:22px; stroke:var(--ink); stroke-width:1.6; transition:stroke .3s ease; }
.pillar:hover{ background:var(--ink); }
.pillar:hover .ic{ background:var(--paper); }
.pillar:hover h3, .pillar:hover p{ color:var(--paper); }
.pillar h3{ font-size:17px; transition:color .3s ease; }
.pillar p{ margin-top:8px; font-size:13.5px; color:var(--steel); transition:color .3s ease; }

@media (max-width:820px){
  .pillars{ grid-template-columns:repeat(2,1fr); }
}
@media (max-width:480px){
  .pillars{ grid-template-columns:1fr; }
}

/* ---------- stats strip on ink ---------- */
.stats{ background:var(--ink); color:var(--paper); padding:80px 0; }
.stats-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:40px;
}
.stat .n{
  font-family:var(--font-en-head); font-weight:700;
  font-size:clamp(34px,4vw,54px); color:var(--paper); line-height:1;
}
.stat .l{ margin-top:14px; font-size:14.5px; color:var(--steel-soft); max-width:22ch; }

@media (max-width:820px){
  .stats-grid{ grid-template-columns:repeat(2,1fr); }
}

/* ---------- CTA ---------- */
.cta{
  background:var(--paper); color:var(--ink);
  padding:88px 0;
  border-top:2px solid var(--ink);
  border-bottom:2px solid var(--ink);
}
.cta .wrap{
  display:flex; justify-content:space-between; align-items:center; gap:40px; flex-wrap:wrap;
}
.cta h2{ font-size:clamp(28px,3.6vw,44px); max-width:16ch; }
.cta .btn{ border-color:var(--ink); }
.cta .btn-solid{ background:var(--ink); color:var(--paper); border-color:var(--ink); }
.cta .btn-solid:hover{ background:var(--paper); color:var(--ink); }

/* ---------- contact ---------- */
.contact{ padding:96px 0; }
.contact-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:64px;
}
.contact-info .item{ margin-bottom:28px; }
.contact-info .item .l{ font-size:13px; color:var(--steel); margin-bottom:6px; }
.contact-info .item .v{ font-size:17px; font-weight:600; }
.contact-info .item .v.link:hover{ color:var(--steel); }
.wa-inline{
  display:inline-flex; align-items:center; gap:8px;
  margin-top:10px; font-size:14px; font-weight:600;
  border:1px solid var(--ink); padding:9px 16px;
}
.wa-inline:hover{ background:var(--ink); color:var(--paper); }
.wa-inline svg{ width:16px; height:16px; }

.form{ display:flex; flex-direction:column; gap:16px; }
.form input, .form textarea, .form select{
  border:1px solid var(--line); background:none;
  padding:14px 16px; font-size:15px; font-family:inherit; color:var(--ink);
  width:100%;
}
.form input:focus, .form textarea:focus, .form select:focus{
  outline:2px solid var(--ink); outline-offset:2px;
}
.form textarea{ resize:vertical; min-height:110px; }
.form .submit{
  background:var(--ink); color:var(--paper); border:1px solid var(--ink);
  padding:15px 24px; font-weight:600; align-self:flex-start;
}
.form .submit:hover{ background:var(--paper); border-color:var(--ink); color:var(--ink); }

@media (max-width:820px){
  .contact-grid{ grid-template-columns:1fr; }
}

/* ---------- footer ---------- */
footer{ background:var(--ink); color:var(--steel-soft); padding:56px 0 30px; }
.footer-top{
  display:flex; justify-content:space-between; align-items:center; gap:24px;
  padding-bottom:36px; border-bottom:1px solid var(--line-on-ink);
  flex-wrap:wrap;
}
.footer-nav{ display:flex; gap:28px; flex-wrap:wrap; }
.footer-nav a{ font-size:14px; color:var(--steel-soft); }
.footer-nav a:hover{ color:var(--paper); }
.footer-contact{
  display:flex; gap:24px; flex-wrap:wrap;
  font-size:13.5px;
  margin-top:28px;
}
.footer-contact a{ color:var(--steel-soft); }
.footer-contact a:hover{ color:var(--paper); }
.footer-bottom{
  padding-top:24px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  font-size:13px;
}

/* ---------- lang visibility ---------- */
[data-lang]{ display:none; }
html[lang="ar"] [data-lang="ar"]{ display:revert; }
html[lang="en"] [data-lang="en"]{ display:revert; }
html[lang="ar"] span[data-lang="ar"],
html[lang="en"] span[data-lang="en"]{ display:inline; }

/* ---------- reveal (single orchestrated hero sequence) ---------- */
.reveal{ opacity:0; transform:translateY(14px); }
.hero.play .reveal{
  animation:riseIn .7s cubic-bezier(.22,.9,.3,1) forwards;
}
.hero.play .reveal:nth-child(1){ animation-delay:.05s; }
.hero.play .reveal:nth-child(2){ animation-delay:.15s; }
.hero.play .reveal:nth-child(3){ animation-delay:.25s; }
.hero.play .reveal:nth-child(4){ animation-delay:.35s; }
@keyframes riseIn{ to{ opacity:1; transform:none; } }

/* ---------- mobile nav ---------- */
@media (max-width:900px){
  .nav-links{ display:none; }
  .menu-btn{ display:flex; }
  .nav{ gap:10px; }
}

/* the logo is a wide wordmark (~10:1) — on narrow phones it must
   never be squeezed by flex or crowded out by the quote button */
.brand-mark{ flex:none; }

@media (max-width:480px){
  .wrap{ padding:0 18px; }
  .brand-mark{ height:16px; }
  .lang-toggle{ padding:7px 12px; font-size:12px; }
  .nav-cta{ display:none; }
}

.nav-cta-mobile{
  margin-top:10px; padding:13px 16px; text-align:center;
  border:1px solid var(--ink); font-weight:600; background:var(--ink); color:var(--paper);
}
@media (min-width:481px){
  .nav-cta-mobile{ display:none !important; }
}
html[lang="ar"] .nav-cta-mobile[data-lang="ar"],
html[lang="en"] .nav-cta-mobile[data-lang="en"]{ display:block; }

::selection{ background:var(--ink); color:var(--paper); }

:focus-visible{ outline:2px solid var(--ink); outline-offset:2px; }

/* ---------- floating WhatsApp button ---------- */
.wa-float{
  position:fixed; bottom:24px; inset-inline-end:24px; z-index:60;
  width:56px; height:56px; border-radius:50%;
  background:var(--ink); border:1px solid var(--ink);
  display:flex; align-items:center; justify-content:center;
  box-shadow:0 8px 24px rgba(10,10,10,.25);
  transition:transform .25s ease, background .25s ease;
}
.wa-float svg{ width:26px; height:26px; fill:var(--paper); }
.wa-float:hover{ transform:translateY(-3px); background:var(--paper); border-color:var(--ink); }
.wa-float:hover svg{ fill:var(--ink); }

@media (max-width:640px){
  .wa-float{ width:52px; height:52px; bottom:18px; inset-inline-end:18px; }
}