/* ═══════════════════════════════════════════════════════════════════════
   MOHAMED BOUGHADJI — "The Build"
   One continuous 3D environment (assets/scene.js) behind editorial chapters.
   Palette = the existing site's tokens, unchanged; only presentation is new.
   ═══════════════════════════════════════════════════════════════════════ */

/* ═══════════ TOKENS ═══════════ */
:root{
  /* existing brand palette (same names/values as the current site) */
  --ink:#08090B;
  --ink-lift:#0C1220;
  --navy:#0F172A;
  --surface:#10141C;
  --surface-2:#161C27;
  --text:#FFFFFF;
  --text-2:rgba(255,255,255,.62);
  --text-3:rgba(148,163,184,.7);
  --slate:#94A3B8;
  --line:rgba(255,255,255,.09);
  --line-2:rgba(255,255,255,.16);
  --blue:#2563EB;
  --blue-2:#3B82F6;
  --blue-wash:rgba(37,99,235,.10);
  --blue-line:rgba(37,99,235,.32);

  /* type */
  --f-display:"Inter Tight","Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --f-body:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;

  /* motion */
  --ease:cubic-bezier(.22,1,.36,1);
  --ease-io:cubic-bezier(.65,0,.35,1);

  /* layout */
  --maxw:1320px;
  --gutter:clamp(20px,4vw,56px);
  --nav-h:84px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--ink)}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  background:var(--ink);
  color:var(--text);
  font-family:var(--f-body);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  line-height:1.5;
  overflow-x:hidden;
}

a{color:inherit;text-decoration:none}
svg{display:block}
::selection{background:var(--blue);color:#fff}
:focus-visible{outline:2px solid var(--blue-2);outline-offset:3px;border-radius:2px}
.wrap{max-width:var(--maxw);margin:0 auto;padding-inline:var(--gutter)}

/* ═══════════ THE STAGE (fixed 3D environment) ═══════════ */
.stage{position:fixed;inset:0;z-index:0;pointer-events:none;background:var(--ink)}
.stage-canvas{position:absolute;inset:0;width:100%;height:100%;display:block;opacity:0;transition:opacity 1.6s var(--ease)}
.stage.ready .stage-canvas{opacity:1}
/* static stand-in when WebGL is unavailable (and under the canvas while it boots) */
.stage-fallback{position:absolute;inset:0;
  background:
    radial-gradient(60% 45% at 50% 30%,rgba(37,99,235,.16),transparent 70%),
    linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px) 0 0/72px 72px,
    linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px) 0 0/72px 72px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 10%,transparent 80%);
          mask-image:radial-gradient(ellipse 80% 70% at 50% 40%,#000 10%,transparent 80%)}
.stage.ready .stage-fallback{opacity:0;transition:opacity 1.6s var(--ease)}
@media(prefers-reduced-motion:reduce){.stage-canvas,.stage.ready .stage-fallback{transition:none}}
/* legibility shade: darkens the scene behind reading-heavy chapters (driven by --shade) */
.stage-shade{position:absolute;inset:0;background:var(--ink);opacity:var(--shade,0);transition:opacity .6s linear}
/* film grain — a single static texture, no animation cost */
.grain{position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E")}

main,.footer{position:relative;z-index:2}

/* ═══════════ REVEAL ANIMATION ═══════════ */
.reveal,.reveal-up{opacity:0;transition:opacity 1s var(--ease) var(--d,0s),transform 1s var(--ease) var(--d,0s),filter 1s var(--ease) var(--d,0s)}
.reveal{transform:translateY(14px)}
.reveal-up{transform:translateY(34px);filter:blur(6px)}
.reveal.in,.reveal-up.in{opacity:1;transform:none;filter:blur(0)}
html:not(.js) .reveal,html:not(.js) .reveal-up{opacity:1;transform:none;filter:none}
@media(prefers-reduced-motion:reduce){
  .reveal,.reveal-up{transition:none;opacity:1;transform:none;filter:none}
}

/* ═══════════ PROGRESS BAR ═══════════ */
#prog{position:fixed;top:0;left:0;height:2px;width:100%;z-index:1001;
  background:linear-gradient(90deg,var(--blue),var(--blue-2));
  transform:scaleX(0);transform-origin:left;transition:transform .12s linear}

/* ═══════════ NAV ═══════════ */
.nav{position:fixed;top:0;left:0;right:0;z-index:1000;
  transition:background-color .6s var(--ease),border-color .6s var(--ease),transform .6s var(--ease)}
.nav.solid{background:color-mix(in srgb,var(--ink) 72%,transparent);backdrop-filter:blur(16px) saturate(1.2);
  -webkit-backdrop-filter:blur(16px) saturate(1.2);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;gap:24px;height:var(--nav-h);transition:height .6s var(--ease)}
.nav.solid .nav-in{height:66px}
.brand{font-family:var(--f-display);font-size:.86rem;font-weight:600;letter-spacing:.2em;white-space:nowrap;flex-shrink:0;
  position:relative;padding-block:6px}
.brand::after{content:"";position:absolute;left:0;bottom:0;width:18px;height:1px;background:var(--blue);
  transition:width .6s var(--ease)}
.brand:hover::after{width:100%}
.nav-links{display:flex;align-items:center;gap:4px;margin-inline-start:auto}
.nav-links a{position:relative;padding:10px 14px;font-size:.84rem;color:var(--text-2);transition:color .35s var(--ease)}
.nav-links a:hover,.nav-links a.here{color:var(--text)}
.nav-links a::after{content:"";position:absolute;inset-inline:14px;bottom:4px;height:1px;background:var(--blue-2);
  transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease)}
.nav-links a:hover::after,.nav-links a.here::after{transform:scaleX(1)}
.nav-cta{flex-shrink:0}
.nav-burger{display:none;flex-direction:column;justify-content:center;gap:6px;width:44px;height:44px;
  flex-shrink:0;border:1px solid var(--line-2);border-radius:2px;background:transparent;cursor:pointer;margin-inline-start:auto}
.nav-burger span{width:18px;height:1px;background:var(--text);margin:0 auto;transition:transform .45s var(--ease),opacity .35s var(--ease)}
.nav-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.nav-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

.mobile-backdrop{position:fixed;inset:0;z-index:998;background:rgba(3,4,6,.6);opacity:0;pointer-events:none;
  backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);transition:opacity .6s var(--ease)}
.mobile-backdrop.open{opacity:1;pointer-events:auto}
.mobile-menu{position:fixed;top:0;right:0;height:100dvh;width:min(88vw,420px);background:var(--ink-lift);
  border-left:1px solid var(--line);z-index:999;display:flex;flex-direction:column;justify-content:center;gap:0;
  padding:110px 36px 48px;counter-reset:mm;
  /* hidden with a clip mask (not moved off-screen), so it never widens the page on phones */
  clip-path:inset(0 0 0 100%);visibility:hidden;transition:clip-path .8s var(--ease),visibility 0s linear .8s}
.mobile-menu.open{clip-path:inset(0 0 0 0);visibility:visible;transition:clip-path .8s var(--ease),visibility 0s}
.mobile-menu > a{counter-increment:mm;display:flex;align-items:baseline;gap:16px;padding:18px 0;
  font-family:var(--f-display);font-size:clamp(1.7rem,7vw,2.2rem);font-weight:600;letter-spacing:-.02em;
  color:var(--text-2);border-bottom:1px solid var(--line);
  opacity:0;transform:translateX(24px);transition:color .35s var(--ease),opacity .6s var(--ease),transform .6s var(--ease)}
.mobile-menu > a::before{content:counter(mm,decimal-leading-zero);font-family:var(--f-mono);font-size:.72rem;
  font-weight:400;letter-spacing:.08em;color:var(--blue-2)}
.mobile-menu.open > a{opacity:1;transform:none}
.mobile-menu.open > a:nth-of-type(2){transition-delay:.05s}
.mobile-menu.open > a:nth-of-type(3){transition-delay:.1s}
.mobile-menu.open > a:nth-of-type(4){transition-delay:.15s}
.mobile-menu.open > a:nth-of-type(5){transition-delay:.2s}
.mobile-menu > a:hover{color:var(--text)}

/* ═══════════ BUTTONS ═══════════ */
.btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;height:52px;padding:0 28px;
  font-family:var(--f-body);font-size:.86rem;font-weight:600;letter-spacing:.01em;border-radius:2px;
  border:1px solid transparent;overflow:hidden;isolation:isolate;
  transition:transform .5s var(--ease),background-color .4s var(--ease),border-color .4s var(--ease),box-shadow .5s var(--ease),color .4s var(--ease);
  cursor:pointer;white-space:nowrap}
.btn svg{width:16px;height:16px;transition:transform .5s var(--ease)}
.btn:hover svg{transform:translate(2px,-2px)}
.btn-primary{background:var(--blue);color:#fff;box-shadow:0 0 0 1px rgba(59,130,246,.35) inset}
.btn-primary::before{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.22) 50%,transparent 70%);
  transform:translateX(-120%);transition:transform .9s var(--ease)}
.btn-primary:hover{background:var(--blue-2);box-shadow:0 18px 40px -16px rgba(37,99,235,.7)}
.btn-primary:hover::before{transform:translateX(120%)}
.btn-ghost{background:rgba(8,9,11,.35);border-color:var(--line-2);color:var(--text);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px)}
.btn-ghost:hover{border-color:var(--blue-line);background:var(--blue-wash)}
.btn-sm{height:42px;padding:0 20px;font-size:.8rem}

/* ═══════════ TYPE SYSTEM ═══════════ */
.kicker{display:flex;align-items:center;gap:14px;font-family:var(--f-mono);font-size:.74rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--blue-2);margin:0 0 22px}
/* chapter index (decorative, generated — no text added to the document) */
main{counter-reset:chapter}
.chapter{counter-increment:chapter}
.chapter .kicker::before{content:counter(chapter,decimal-leading-zero);color:var(--text-3);letter-spacing:.1em}
.chapter .kicker::after{content:"";height:1px;width:48px;background:var(--blue-line)}
.h2{font-family:var(--f-display);font-size:clamp(2rem,4vw,3.2rem);font-weight:600;letter-spacing:-.03em;line-height:1.02;
  margin:0 0 28px;max-width:16ch;text-wrap:balance}
.h2-xl{font-size:clamp(2.5rem,6.2vw,5.6rem);letter-spacing:-.045em;line-height:.95}
.p{font-size:1.02rem;line-height:1.78;color:var(--text-2);margin:0 0 18px;max-width:60ch}
.p a{color:var(--text);border-bottom:1px solid var(--blue-line);transition:color .3s var(--ease),border-color .3s var(--ease)}
.p a:hover{color:var(--blue-2);border-color:var(--blue-2)}

/* ═══════════ SECTIONS ═══════════ */
.section{padding:clamp(120px,16vh,200px) 0;position:relative}

/* ═══════════ HERO ═══════════ */
.hero{position:relative;min-height:100svh;display:flex;align-items:stretch;overflow:hidden}
.hero-in{position:relative;z-index:1;width:100%;display:flex;flex-direction:column;justify-content:space-between;
  padding-top:calc(var(--nav-h) + clamp(28px,7vh,90px));padding-bottom:clamp(48px,9vh,96px);min-height:100svh}
.eyebrow{display:flex;align-items:center;gap:14px;font-family:var(--f-mono);font-size:.74rem;font-weight:500;
  letter-spacing:.16em;text-transform:uppercase;color:var(--text-2);margin:0}
.eyebrow::before{content:"";width:9px;height:9px;border:1px solid var(--blue-2);transform:rotate(45deg);flex-shrink:0;
  box-shadow:0 0 16px rgba(59,130,246,.6)}
.display{font-family:var(--f-display);font-size:clamp(3.4rem,12.2vw,11.2rem);font-weight:600;letter-spacing:-.055em;
  line-height:.84;margin:auto 0 0;padding-top:4vh;text-shadow:0 30px 80px rgba(8,9,11,.6)}
.display .line{display:block;white-space:nowrap;overflow:hidden;padding-bottom:.06em;margin-bottom:-.06em;will-change:transform}
.display .line + .line{padding-inline-start:clamp(0px,12vw,13rem)}
/* the surname is drawn as an outline — the structure behind shows through it */
.display .line:last-child,.display .line:last-child .ch{color:rgba(255,255,255,.04);-webkit-text-stroke:1.2px rgba(255,255,255,.62)}
.display .ch{display:inline-block;transform:translateY(105%);animation:chIn 1.2s var(--ease) forwards;
  animation-delay:calc(var(--ci,0) * 42ms + .25s)}
@keyframes chIn{to{transform:translateY(0)}}
@media(prefers-reduced-motion:reduce){.display .ch{animation:none;transform:none}}
.hero-foot{display:flex;align-items:flex-end;justify-content:space-between;gap:32px;flex-wrap:wrap;margin-top:clamp(28px,5vh,56px)}
.hero-sub{font-family:var(--f-display);font-size:clamp(1.15rem,2vw,1.6rem);font-weight:500;letter-spacing:-.015em;
  color:var(--text);max-width:22ch;margin:0;line-height:1.25}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.scroll-hint{position:absolute;bottom:clamp(48px,9vh,96px);right:var(--gutter);z-index:1;display:none}
.scroll-hint span{display:block;width:1px;height:64px;background:linear-gradient(var(--blue-2),transparent);
  transform-origin:top;animation:scrollLine 2.2s var(--ease-io) infinite}
@keyframes scrollLine{0%{transform:scaleY(0);opacity:1}60%{transform:scaleY(1);opacity:1}100%{transform:scaleY(1);opacity:0}}
@media(prefers-reduced-motion:reduce){.scroll-hint span{animation:none;opacity:.5}}

/* ═══════════ CURSOR GLOW (desktop only, JS-gated) ═══════════ */
.cursor-glow{position:fixed;top:0;left:0;width:560px;height:560px;margin:-280px 0 0 -280px;
  background:radial-gradient(circle,rgba(37,99,235,.09) 0%,transparent 68%);
  pointer-events:none;z-index:1;opacity:0;transition:opacity .6s var(--ease);will-change:transform}
.cursor-glow.active{opacity:1}

/* ═══════════ ABOUT ═══════════ */
.about-grid{display:grid;grid-template-columns:minmax(0,1.5fr) minmax(0,1fr);gap:clamp(40px,7vw,120px);align-items:end}
.about-copy .h2{max-width:14ch}
.about-body{columns:1;max-width:62ch;margin-top:clamp(20px,4vh,48px)}
.about-card{position:relative;background:rgba(12,18,32,.55);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  border:1px solid var(--line);border-radius:2px;padding:10px 30px;overflow:hidden;
  transition:border-color .6s var(--ease),transform .6s var(--ease),box-shadow .6s var(--ease)}
.about-card::before{content:"";position:absolute;inset:0;opacity:0;pointer-events:none;
  background:radial-gradient(380px circle at var(--mx,50%) var(--my,0%),var(--blue-wash),transparent 65%);
  transition:opacity .6s var(--ease)}
.about-card::after{content:"";position:absolute;left:0;top:0;width:100%;height:1px;
  background:linear-gradient(90deg,var(--blue-2),transparent);transform:scaleX(0);transform-origin:left;transition:transform 1.4s var(--ease) .4s}
.about-card.in::after{transform:scaleX(1)}
.about-card:hover{border-color:var(--blue-line);box-shadow:0 30px 80px -40px rgba(37,99,235,.45)}
.about-card:hover::before{opacity:1}
.about-row{position:relative;display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr);align-items:baseline;gap:16px;padding:22px 0;
  border-bottom:1px solid var(--line);transition:padding-inline-start .5s var(--ease)}
.about-row:hover{padding-inline-start:6px}
.about-row:last-child{border-bottom:none}
.about-row span{font-family:var(--f-mono);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--text-3)}
.about-row b{font-family:var(--f-display);font-size:1.05rem;font-weight:500;letter-spacing:-.01em;text-align:right}

/* ═══════════ WHAT I DO (pinned horizontal track on large screens) ═══════════ */
.cards-head{display:flex;flex-direction:column}
.cards-viewport{margin-top:clamp(36px,6vh,72px)}
.grid-cards{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:1px;background:var(--line);
  border:1px solid var(--line);counter-reset:card;max-width:var(--maxw);margin-inline:auto;
  width:calc(100% - var(--gutter) * 2)}
.card{counter-increment:card;position:relative;background:rgba(16,20,28,.82);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  padding:clamp(28px,3vw,44px);min-height:clamp(280px,34vh,380px);display:flex;flex-direction:column;overflow:hidden;
  transition:background-color .5s var(--ease),box-shadow .6s var(--ease);
  transform:perspective(900px) rotateX(var(--rx,0deg)) rotateY(var(--ry,0deg)) translateZ(0)}
.card::before{content:"";position:absolute;inset:0;opacity:0;pointer-events:none;z-index:0;
  background:radial-gradient(320px circle at var(--mx,50%) var(--my,50%),rgba(37,99,235,.14),transparent 68%);
  transition:opacity .5s var(--ease)}
.card::after{content:counter(card,decimal-leading-zero);position:absolute;top:clamp(28px,3vw,44px);right:clamp(28px,3vw,44px);
  font-family:var(--f-mono);font-size:.74rem;letter-spacing:.1em;color:var(--text-3);z-index:1}
.card:hover{background:rgba(22,28,39,.9);box-shadow:0 40px 90px -40px rgba(0,0,0,.7)}
.card:hover::before{opacity:1}
.card>*{position:relative;z-index:1}
.card-ico{display:inline-flex;width:48px;height:48px;align-items:center;justify-content:center;
  border:1px solid var(--blue-line);border-radius:2px;color:var(--blue-2);margin-bottom:auto;
  transition:transform .6s var(--ease),background-color .6s var(--ease),box-shadow .6s var(--ease)}
.card-ico svg{width:22px;height:22px}
.card:hover .card-ico{transform:translateY(-3px);background:var(--blue-wash);box-shadow:0 0 30px -6px rgba(59,130,246,.55)}
.card h3{font-family:var(--f-display);font-size:clamp(1.35rem,1.9vw,1.75rem);font-weight:600;letter-spacing:-.025em;
  line-height:1.1;margin:48px 0 12px}
.card p{font-size:.95rem;color:var(--text-3);line-height:1.65;margin:0;max-width:34ch}
@media(prefers-reduced-motion:reduce){.card{transform:none !important}}

/* large screens: the six cards become one continuous horizontal pass (pinned by script) */
@media (min-width:1024px){
  .has-track .cards-pin{height:100svh;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
  .has-track .cards-head .h2{margin-bottom:0}
  .has-track .cards-viewport{margin-top:clamp(28px,5vh,56px);padding-inline-start:max(var(--gutter),calc((100vw - var(--maxw)) / 2 + var(--gutter)))}
  .has-track .grid-cards{display:flex;width:max-content;max-width:none;margin:0;background:none;border:none;gap:18px;will-change:transform}
  .has-track .card{width:clamp(340px,30vw,440px);flex-shrink:0;border:1px solid var(--line);min-height:clamp(340px,46vh,460px)}
  .has-track .card:last-child{margin-inline-end:var(--gutter)}
  .has-track #what-i-do{padding-block:0}
}

/* ═══════════ ZAXENT ═══════════ */
#zaxent{min-height:100svh;display:flex;align-items:center;overflow:clip}
#zaxent .wrap{width:100%}
.zaxent-panel{position:relative;padding:0;background:none;border:none}
.zaxent-left{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);column-gap:clamp(32px,6vw,96px);align-items:end}
.zaxent-left .kicker{grid-column:1/-1}
.zaxent-word{grid-column:1/-1;font-family:var(--f-display);font-size:clamp(5rem,22vw,22rem);font-weight:700;letter-spacing:-.06em;
  line-height:.8;margin:0 0 clamp(28px,5vh,64px) -.04em;color:var(--blue);
  text-shadow:0 0 120px rgba(37,99,235,.35)}
.zaxent-word span{color:var(--text)}
/* the official ZAXENT logo (exact artwork, background made transparent); the heading text stays for readers and search */
.zaxent-word:has(.zaxent-logo){line-height:0;text-shadow:none;margin-left:0}
.zaxent-logo{display:block;width:clamp(240px,34vw,540px);height:auto;
  filter:drop-shadow(0 0 60px rgba(37,99,235,.28))}
.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}
.zaxent-tagline{font-family:var(--f-display);font-size:clamp(1.3rem,2.4vw,2.1rem);font-weight:500;letter-spacing:-.025em;
  line-height:1.15;color:var(--text);margin:0 0 24px;max-width:18ch;align-self:start}
.zaxent-left .p{grid-column:2;margin-bottom:28px}
.zaxent-left .btn{grid-column:2;justify-self:start}

/* ═══════════ CONTENT ═══════════ */
.content-wrap .p{max-width:52ch}
.tag-cloud{display:flex;flex-wrap:wrap;gap:12px;margin:clamp(24px,4vh,40px) 0 clamp(36px,6vh,56px);max-width:980px}
.tag{padding:14px 24px;font-family:var(--f-display);font-size:clamp(1rem,1.6vw,1.3rem);font-weight:500;letter-spacing:-.01em;
  color:var(--text-2);border:1px solid var(--line-2);border-radius:99px;background:rgba(8,9,11,.4);
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  transition:border-color .45s var(--ease),color .45s var(--ease),background-color .45s var(--ease),transform .45s var(--ease),box-shadow .45s var(--ease)}
.tag:hover{border-color:var(--blue-line);color:var(--text);background:var(--blue-wash);transform:translateY(-3px);
  box-shadow:0 14px 30px -16px rgba(37,99,235,.6)}

/* ═══════════ SOCIAL ═══════════ */
.social-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1px;margin-top:clamp(36px,6vh,64px);
  background:var(--line);border:1px solid var(--line)}
.social-btn{position:relative;display:flex;align-items:center;gap:18px;padding:clamp(26px,3vw,40px);
  background:rgba(12,18,32,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);overflow:hidden;
  transition:background-color .5s var(--ease)}
.social-btn::before{content:"";position:absolute;inset:0;opacity:0;pointer-events:none;
  background:radial-gradient(260px circle at var(--mx,50%) var(--my,50%),rgba(37,99,235,.16),transparent 70%);
  transition:opacity .5s var(--ease)}
.social-btn:hover{background:rgba(22,28,39,.9)}
.social-btn:hover::before{opacity:1}
.social-btn>svg{width:26px;height:26px;color:var(--blue-2);flex-shrink:0;position:relative;z-index:1;transition:transform .5s var(--ease)}
.social-btn:hover>svg{transform:scale(1.12)}
.social-btn span{position:relative;z-index:1}
.social-btn b{display:block;font-family:var(--f-display);font-size:clamp(1.25rem,1.8vw,1.6rem);font-weight:600;letter-spacing:-.02em}
.social-btn small{display:block;font-family:var(--f-mono);font-size:.74rem;letter-spacing:.06em;color:var(--text-3);margin-top:4px}
.social-btn .go{margin-inline-start:auto;width:18px;height:18px;color:var(--text-3);position:relative;z-index:1;
  transition:transform .5s var(--ease),color .5s var(--ease)}
.social-btn:hover .go{transform:translate(3px,-3px);color:var(--blue-2)}

/* ═══════════ CONTACT ═══════════ */
#contact{min-height:100svh;display:flex;align-items:center}
#contact .wrap{width:100%}
.contact-wrap{text-align:center}
.contact-wrap .kicker{justify-content:center}
.contact-title{font-size:clamp(4rem,15vw,15rem);letter-spacing:-.06em;line-height:.85;max-width:none;margin:0 auto clamp(28px,5vh,48px)}
.contact-wrap .p{margin-inline:auto}
.contact-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-top:16px}
.contact-direct{margin-top:32px;font-size:.92rem}

/* ═══════════ FOOTER ═══════════ */
.footer{border-top:1px solid var(--line);padding-top:64px;background:linear-gradient(transparent,rgba(8,9,11,.85) 40%)}
.footer-in{display:flex;justify-content:space-between;align-items:center;gap:32px;flex-wrap:wrap;padding-bottom:40px}
.footer-name{font-family:var(--f-display);font-size:clamp(1.4rem,3vw,2.2rem);font-weight:600;letter-spacing:-.03em;margin:0}
.footer-line{font-size:.87rem;color:var(--text-3);margin:0 0 4px}
.footer-line a{color:var(--text-2);border-bottom:1px solid var(--line-2)}
.footer-line a:hover{color:var(--blue-2)}
.footer-social{display:flex;gap:10px;flex-wrap:wrap}
.footer-social a{display:flex;align-items:center;justify-content:center;width:46px;height:46px;
  border:1px solid var(--line-2);border-radius:2px;color:var(--text-2);transition:color .4s var(--ease),border-color .4s var(--ease),background-color .4s var(--ease)}
.footer-social a:hover{color:var(--blue-2);border-color:var(--blue-line);background:var(--blue-wash)}
.footer-social svg{width:18px;height:18px}
.footer-bot{border-top:1px solid var(--line);padding-block:24px}
.footer-bot p{margin:0;font-family:var(--f-mono);font-size:.74rem;letter-spacing:.06em;color:var(--text-3)}

/* ═══════════ RESPONSIVE ═══════════ */
@media(min-width:901px){.scroll-hint{display:block}}
@media(max-width:1180px){
  .zaxent-left{grid-template-columns:minmax(0,1fr)}
  .zaxent-left .p,.zaxent-left .btn{grid-column:1}
}
@media(max-width:1023px){
  .grid-cards{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:900px){
  :root{--nav-h:72px}
  .nav-links{display:none}
  .nav-cta{display:none}
  .nav-burger{display:flex}
  .about-grid{grid-template-columns:1fr;gap:48px;align-items:start}
  .display .line + .line{padding-inline-start:10vw}
}
@media(max-width:700px){
  .section{padding:clamp(96px,14vh,140px) 0}
  .grid-cards{grid-template-columns:1fr}
  .card{min-height:0}
  .card h3{margin-top:36px}
  .display{font-size:clamp(2.8rem,15.6vw,6rem);letter-spacing:-.05em}
  .display .line + .line{padding-inline-start:0}
  .hero-foot{flex-direction:column;align-items:flex-start}
  .about-row{grid-template-columns:1fr;gap:6px}
  .about-row b{text-align:left}
  .about-card{padding:6px 22px}
  .zaxent-word{font-size:clamp(3.2rem,21vw,8rem)}
  .contact-title{font-size:clamp(3.4rem,19vw,6rem)}
  .tag{padding:11px 18px}
}
@media(max-width:430px){
  .btn{width:100%}
  .hero-cta{flex-direction:column;width:100%}
  .contact-actions{flex-direction:column;width:100%}
  .footer-in{flex-direction:column;align-items:flex-start}
}

/* ═══════════ LANGUAGES (FR primary · EN · AR) ═══════════ */
.lang-switch{display:flex;align-items:center;gap:2px;padding:3px;border:1px solid var(--line-2);border-radius:2px;flex-shrink:0}
.lang-switch a{font-family:var(--f-mono);font-size:.68rem;font-weight:500;letter-spacing:.12em;line-height:1;padding:7px 8px;
  color:var(--text-3);border-radius:1px;transition:color .35s var(--ease),background-color .35s var(--ease),box-shadow .35s var(--ease)}
.lang-switch a:hover{color:var(--text)}
.lang-switch a[aria-current="true"]{color:var(--text);background:var(--blue-wash);box-shadow:inset 0 0 0 1px var(--blue-line)}
.lang-switch--menu{align-self:flex-start;margin-bottom:24px}
.lang-switch--menu a{font-size:.78rem;padding:10px 12px}
@media(max-width:1180px) and (min-width:901px){
  .nav-in{gap:16px}
  .nav-links a{padding:10px 9px}
  .lang-switch--bar a{padding:7px 6px}
}
@media(max-width:900px){.lang-switch--bar{display:none}}

/* right-to-left (Arabic): mirror what is directional */
[dir="rtl"] #prog{transform-origin:right}
[dir="rtl"] .brand::after{left:auto;right:0}
[dir="rtl"] .nav-links a::after{transform-origin:right}
[dir="rtl"] .mobile-menu{right:auto;left:0;border-left:none;border-right:1px solid var(--line);clip-path:inset(0 100% 0 0)}
[dir="rtl"] .mobile-menu.open{clip-path:inset(0 0 0 0)}
[dir="rtl"] .lang-switch--menu{align-self:flex-start}
[dir="rtl"] .scroll-hint{right:auto;left:var(--gutter)}
[dir="rtl"] .card::after{right:auto;left:clamp(28px,3vw,44px)}
[dir="rtl"] .about-row b{text-align:left}
[dir="rtl"] .about-card::after{transform-origin:right;background:linear-gradient(270deg,var(--blue-2),transparent)}
[dir="rtl"] .btn svg,[dir="rtl"] .social-btn .go{transform:scaleX(-1)}
[dir="rtl"] .btn:hover svg{transform:scaleX(-1) translate(2px,-2px)}
[dir="rtl"] .social-btn:hover .go{transform:scaleX(-1) translate(3px,-3px)}
/* the name stays in its Latin form and reads left-to-right; its composition is mirrored */
[dir="rtl"] .display .line{direction:ltr;text-align:right}
[dir="rtl"] .display .line + .line{padding-inline-start:0;padding-right:clamp(0px,12vw,13rem)}
@media(max-width:700px){[dir="rtl"] .display .line + .line{padding-right:0}}

/* Arabic typography: Latin glyphs keep the existing faces, Arabic glyphs use IBM Plex Sans Arabic;
   no letter-spacing on Arabic text (it breaks the joined script) and more generous line heights */
html[lang="ar"]{
  --f-display:"Inter Tight","IBM Plex Sans Arabic",-apple-system,"Segoe UI",sans-serif;
  --f-body:"Inter","IBM Plex Sans Arabic",-apple-system,"Segoe UI",sans-serif;
  --f-mono:"JetBrains Mono","IBM Plex Sans Arabic",ui-monospace,monospace}
html[lang="ar"] :is(.h2,.hero-sub,.zaxent-tagline,.card h3,.card p,.tag,.about-row b,.social-btn b,.p,.btn,.nav-links a,.mobile-menu > a,.footer-name){letter-spacing:0}
html[lang="ar"] :is(.kicker,.eyebrow,.about-row span,.social-btn small,.footer-bot p){letter-spacing:0;text-transform:none;font-size:.86rem}
html[lang="ar"] .h2{line-height:1.3}
html[lang="ar"] .h2-xl{line-height:1.22}
html[lang="ar"] .contact-title{line-height:1.2}
html[lang="ar"] .hero-sub,html[lang="ar"] .zaxent-tagline{line-height:1.45}
html[lang="ar"] .p{line-height:1.95}
html[lang="ar"] .card h3{line-height:1.35}