:root{
  --red:#e10600; --red2:#ff2a2a; --red-dark:#8a0000;
  --bg:#070707; --bg2:#0f0f10; --card:#141415; --line:#262628;
  --txt:#f3f3f3; --muted:#a6a6ab;
  --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Cairo',system-ui,sans-serif;background:var(--bg);color:var(--txt);line-height:1.8;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1200px,92%);margin-inline:auto}
.en{font-family:'Space Grotesk','Cairo',sans-serif;direction:ltr;unicode-bidi:isolate}
.red{color:var(--red2)}

/* background grid */
body::before{content:"";position:fixed;inset:0;z-index:-2;
  background-image:linear-gradient(rgba(225,6,0,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(225,6,0,.05) 1px,transparent 1px);
  background-size:48px 48px;mask-image:radial-gradient(circle at 50% 30%,#000 30%,transparent 80%)}
.glow{position:fixed;width:520px;height:520px;border-radius:50%;background:radial-gradient(circle,rgba(225,6,0,.28),transparent 65%);filter:blur(30px);z-index:-1;pointer-events:none}
.glow.g1{top:-150px;left:-150px}.glow.g2{bottom:-200px;right:-150px}

/* nav */
.nav{position:fixed;top:0;inset-inline:0;z-index:50;transition:.3s}
.nav.scrolled{background:rgba(7,7,7,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:74px}
.logo{font-weight:800;font-size:1.4rem;display:flex;align-items:center;gap:8px}
.logo span{display:grid;place-items:center;width:40px;height:40px;border-radius:12px;background:var(--red);font-family:'Space Grotesk';box-shadow:0 0 20px rgba(225,6,0,.6)}
.nav ul{list-style:none;display:flex;gap:26px}
.nav ul a{color:var(--muted);font-weight:600;transition:.2s;position:relative}
.nav ul a:hover,.nav ul a.active{color:#fff}
.nav ul a.active::after{content:"";position:absolute;bottom:-6px;inset-inline:0;height:2px;background:var(--red)}
.menu-btn{display:none;background:none;border:1px solid var(--line);color:#fff;width:44px;height:44px;border-radius:10px;font-size:1.2rem;cursor:pointer}

.btn{display:inline-flex;align-items:center;gap:10px;padding:13px 26px;border-radius:12px;font-weight:700;transition:.25s;border:2px solid transparent;cursor:pointer;font-family:inherit;font-size:1rem}
.btn-red{background:linear-gradient(135deg,var(--red),var(--red-dark));color:#fff;box-shadow:0 10px 30px -8px rgba(225,6,0,.7)}
.btn-red:hover{transform:translateY(-3px);box-shadow:0 16px 36px -8px rgba(225,6,0,.9)}
.btn-outline{border-color:var(--red);color:#fff}
.btn-outline:hover{background:var(--red)}

/* hero */
.hero{min-height:min(100vh,860px);display:flex;align-items:center;padding:110px 0 60px}
.hero .container{display:grid;grid-template-columns:1.15fr .85fr;gap:50px;align-items:center}
.badge{display:inline-flex;align-items:center;gap:8px;padding:6px 16px;border:1px solid rgba(225,6,0,.5);border-radius:99px;background:rgba(225,6,0,.08);color:#ffb3b3;font-size:.9rem;margin-bottom:18px}
.badge i{color:#35d07f;font-size:.6rem;animation:pulse 1.5s infinite}
@keyframes pulse{50%{opacity:.3}}
.hero h1{font-size:clamp(2.2rem,5vw,3.8rem);line-height:1.25;font-weight:900}
.hero h1 .en{display:block;font-size:.55em;color:var(--muted);font-weight:600;margin-top:6px}
.typed{font-size:clamp(1.2rem,2.4vw,1.7rem);font-weight:700;margin:18px 0;min-height:1.6em}
.typed .cursor{display:inline-block;width:3px;height:1.1em;background:var(--red2);vertical-align:middle;margin-inline-start:4px;animation:pulse 1s infinite}
.hero p.lead{color:var(--muted);max-width:580px;font-size:1.08rem}
.hero .actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0}
.socials{display:flex;gap:12px}
.socials a{width:46px;height:46px;display:grid;place-items:center;border-radius:12px;border:1px solid var(--line);background:var(--card);font-size:1.15rem;transition:.25s}
.socials a:hover{background:var(--red);border-color:var(--red);transform:translateY(-4px)}

.photo-wrap{position:relative;justify-self:center;width:min(400px,100%)}
.photo-wrap::before{content:"";position:absolute;inset:-14px;border-radius:30px;background:conic-gradient(from 0deg,var(--red),transparent 40%,var(--red2),transparent 80%,var(--red));animation:spin 8s linear infinite;z-index:-1;filter:blur(2px)}
@keyframes spin{to{transform:rotate(360deg)}}
.photo{border-radius:24px;overflow:hidden;background:#000;aspect-ratio:3/4;border:4px solid var(--bg)}
.photo img{width:100%;height:100%;object-fit:cover;object-position:top;filter:contrast(1.05)}
.float-card{position:absolute;background:rgba(20,20,21,.92);border:1px solid var(--line);backdrop-filter:blur(8px);padding:10px 16px;border-radius:14px;display:flex;align-items:center;gap:10px;font-weight:700;font-size:.9rem;box-shadow:0 10px 30px rgba(0,0,0,.5);animation:float 4s ease-in-out infinite}
.float-card i{color:var(--red2);font-size:1.3rem}
.float-card.f1{top:40px;right:-40px}
.float-card.f2{bottom:60px;left:-50px;animation-delay:2s}
@keyframes float{50%{transform:translateY(-12px)}}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:-10px}
.stat{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;text-align:center;position:relative;overflow:hidden}
.stat::after{content:"";position:absolute;top:0;inset-inline:0;height:3px;background:linear-gradient(90deg,transparent,var(--red),transparent)}
.stat b{display:block;font-size:2.4rem;font-family:'Space Grotesk';color:var(--red2);line-height:1.2}
.stat span{color:var(--muted)}

/* sections */
section{padding:100px 0}
.sec-head{text-align:center;margin-bottom:56px}
.sec-head small{color:var(--red2);font-weight:700;letter-spacing:2px;font-family:'Space Grotesk'}
.sec-head h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:900}
.sec-head h2::after{content:"";display:block;width:70px;height:4px;background:var(--red);margin:12px auto 0;border-radius:4px}
.sec-head p{color:var(--muted);max-width:640px;margin:12px auto 0}

.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.about-text p{color:#d6d6d6;margin-bottom:16px;font-size:1.05rem}
.info-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:20px}
.info-list div{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:12px 16px}
.info-list small{color:var(--muted);display:block}
.info-list strong{font-size:.98rem}
.cards{display:grid;gap:16px}
.feature{display:flex;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px;transition:.3s}
.feature:hover{border-color:var(--red);transform:translateX(-6px)}
.feature .ic{flex:0 0 54px;height:54px;border-radius:14px;display:grid;place-items:center;background:rgba(225,6,0,.12);color:var(--red2);font-size:1.4rem}
.feature h3{font-size:1.15rem}
.feature p{color:var(--muted);font-size:.95rem}

/* skills */
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.skill-box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px}
.skill-box h3{display:flex;align-items:center;gap:10px;margin-bottom:20px;font-size:1.2rem}
.skill-box h3 i{color:var(--red2)}
.bar{margin-bottom:16px}
.bar .lbl{display:flex;justify-content:space-between;font-size:.92rem;margin-bottom:6px}
.bar .lbl span:last-child{color:var(--muted);font-family:'Space Grotesk'}
.bar .track{height:8px;background:#222;border-radius:9px;overflow:hidden}
.bar .fill{height:100%;width:0;background:linear-gradient(90deg,var(--red-dark),var(--red2));border-radius:9px;transition:width 1.4s cubic-bezier(.2,.8,.2,1)}
.tags{display:flex;flex-wrap:wrap;gap:10px;margin-top:36px;justify-content:center}
.tags span{padding:8px 16px;border-radius:99px;border:1px solid var(--line);background:var(--bg2);font-family:'Space Grotesk';font-size:.92rem;transition:.2s}
.tags span:hover{border-color:var(--red);color:var(--red2)}

/* services */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.service{background:linear-gradient(180deg,var(--card),#0c0c0d);border:1px solid var(--line);border-radius:var(--radius);padding:30px;position:relative;overflow:hidden;transition:.3s}
.service::before{content:"";position:absolute;inset:auto -40% -60% auto;width:200px;height:200px;background:radial-gradient(circle,rgba(225,6,0,.35),transparent 70%);opacity:0;transition:.3s}
.service:hover{transform:translateY(-8px);border-color:var(--red)}
.service:hover::before{opacity:1}
.service i{font-size:2rem;color:var(--red2);margin-bottom:16px}
.service h3{margin-bottom:8px}
.service p{color:var(--muted);font-size:.95rem}

/* projects */
.filters{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-bottom:34px}
.filters button{background:var(--card);border:1px solid var(--line);color:var(--txt);padding:9px 20px;border-radius:99px;font-family:inherit;font-weight:700;cursor:pointer;transition:.2s}
.filters button.active,.filters button:hover{background:var(--red);border-color:var(--red)}
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.project{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:24px;display:flex;flex-direction:column;transition:.3s}
.project:hover{border-color:var(--red);transform:translateY(-6px);box-shadow:0 20px 40px -20px rgba(225,6,0,.6)}
.project .top{display:flex;justify-content:space-between;align-items:center;margin-bottom:14px}
.project .top i.fa-folder-open{font-size:1.8rem;color:var(--red2)}
.project .type{font-size:.75rem;padding:3px 10px;border-radius:99px;background:rgba(225,6,0,.12);color:#ffb3b3;border:1px solid rgba(225,6,0,.3)}
.project h3{font-family:'Space Grotesk';font-size:1.1rem;direction:ltr;text-align:right;word-break:break-word}
.project p{color:var(--muted);font-size:.93rem;flex:1;margin:8px 0 16px}
.project .meta{display:flex;justify-content:space-between;align-items:center;border-top:1px solid var(--line);padding-top:14px;font-size:.88rem;color:var(--muted)}
.project .meta .lang{display:flex;align-items:center;gap:6px;font-family:'Space Grotesk'}
.project .meta .dot{width:10px;height:10px;border-radius:50%;background:var(--red)}
.project .links{display:flex;gap:12px}
.project .links a{font-size:1.05rem;transition:.2s}
.project .links a:hover{color:var(--red2)}
.gh-note{text-align:center;margin-top:30px;color:var(--muted);font-size:.9rem}

/* certificates */
.certs-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.cert{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;cursor:pointer;transition:.3s}
.cert:hover{border-color:var(--red);transform:translateY(-6px)}
.cert .img{aspect-ratio:4/3;background:#fff;overflow:hidden}
.cert .img img{width:100%;height:100%;object-fit:cover;transition:.4s}
.cert:hover .img img{transform:scale(1.06)}
.cert .body{padding:16px}
.cert .issuer{font-size:.8rem;color:var(--red2);font-weight:700;font-family:'Space Grotesk'}
.cert h3{font-size:.98rem;line-height:1.5;margin:4px 0}
.cert small{color:var(--muted)}

.lightbox{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:100;display:none;place-items:center;padding:20px}
.lightbox.open{display:grid}
.lightbox img{max-height:86vh;max-width:min(1000px,94vw);border-radius:12px;border:2px solid var(--red)}
.lightbox button{position:absolute;top:20px;left:20px;width:48px;height:48px;border-radius:50%;border:none;background:var(--red);color:#fff;font-size:1.3rem;cursor:pointer}

/* timeline */
.timeline{position:relative;max-width:820px;margin:auto}
.timeline::before{content:"";position:absolute;top:0;bottom:0;right:20px;width:2px;background:linear-gradient(var(--red),transparent)}
.tl-item{position:relative;padding-right:64px;margin-bottom:30px}
.tl-item::before{content:"";position:absolute;right:12px;top:8px;width:18px;height:18px;border-radius:50%;background:var(--bg);border:4px solid var(--red);box-shadow:0 0 14px var(--red)}
.tl-item .box{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 24px}
.tl-item .date{color:var(--red2);font-family:'Space Grotesk';font-weight:700;font-size:.9rem}
.tl-item h3{font-size:1.1rem}
.tl-item p{color:var(--muted);font-size:.95rem}

/* contact */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:30px}
.contact-cards{display:grid;gap:16px}
.c-card{display:flex;align-items:center;gap:16px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;transition:.25s}
.c-card:hover{border-color:var(--red);transform:translateX(-6px)}
.c-card .ic{width:54px;height:54px;border-radius:14px;display:grid;place-items:center;background:var(--red);font-size:1.3rem;flex:0 0 54px}
.c-card small{color:var(--muted);display:block}
.c-card strong{font-size:1.05rem}
form.contact{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:30px;display:grid;gap:16px}
form.contact h3{font-size:1.3rem}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
form.contact input,form.contact textarea,form.contact select{width:100%;background:var(--bg2);border:1px solid var(--line);border-radius:12px;padding:13px 16px;color:#fff;font-family:inherit;font-size:1rem;outline:none;transition:.2s}
form.contact input:focus,form.contact textarea:focus,form.contact select:focus{border-color:var(--red)}
form.contact textarea{min-height:130px;resize:vertical}
form.contact small{color:var(--muted)}

footer{border-top:1px solid var(--line);padding:30px 0;text-align:center;color:var(--muted)}
footer .socials{justify-content:center;margin-bottom:14px}

.wa-float{position:fixed;bottom:22px;left:22px;width:58px;height:58px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;font-size:1.8rem;z-index:60;box-shadow:0 10px 25px rgba(0,0,0,.5);animation:float 3s ease-in-out infinite}
.to-top{position:fixed;bottom:22px;right:22px;width:48px;height:48px;border-radius:12px;background:var(--red);color:#fff;border:none;display:grid;place-items:center;z-index:60;cursor:pointer;opacity:0;pointer-events:none;transition:.3s}
.to-top.show{opacity:1;pointer-events:auto}

.reveal{opacity:0;transform:translateY(40px);transition:.8s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
@media print{.reveal{opacity:1;transform:none}}

@media(max-width:1000px){
  .skills-grid,.services-grid,.projects-grid{grid-template-columns:1fr 1fr}
  .certs-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:860px){
  .menu-btn{display:block}
  .nav ul{position:fixed;top:74px;inset-inline:0;flex-direction:column;gap:0;background:rgba(7,7,7,.97);border-bottom:1px solid var(--line);max-height:0;overflow:hidden;transition:.35s}
  .nav ul.open{max-height:500px}
  .nav ul li a{display:block;padding:14px 6%}
  .nav .btn-red.hire{display:none}
  .hero .container,.about-grid,.contact-grid{grid-template-columns:1fr}
  .hero{text-align:center;padding-top:100px}
  .hero p.lead{margin:auto}
  .hero .actions,.socials{justify-content:center}
  .photo-wrap{order:-1;width:min(300px,80%)}
  .float-card.f1{right:-20px}.float-card.f2{left:-20px}
  .stats{grid-template-columns:1fr 1fr}
}
@media(max-width:600px){
  section{padding:70px 0}
  .skills-grid,.services-grid,.projects-grid,.row2,.info-list{grid-template-columns:1fr}
  .certs-grid{grid-template-columns:1fr 1fr;gap:12px}
  .cert .body{padding:10px}.cert h3{font-size:.85rem}
  .float-card{font-size:.75rem;padding:7px 11px}
}