@font-face{font-family:Samim;src:url("font/Samim.woff2") format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:Samim;src:url("font/Samim-Bold.woff2") format("woff2");font-weight:700;font-style:normal;font-display:swap}

:root{
  --font-fa:Samim,Tahoma,Arial,sans-serif;
  --font-latin:Inter,"Segoe UI",Arial,sans-serif;
  --bg:#07111f;--bg-deep:#040b14;--surface:#0c1929;--surface-2:#102136;--surface-3:#152a43;
  --text:#ecf5ff;--muted:#9cafc5;--line:rgba(151,180,211,.15);--line-strong:rgba(151,180,211,.27);
  --primary:#22d3ee;--primary-rgb:34,211,238;--secondary:#8b5cf6;--green:#45e2a5;--orange:#f59e0b;
  --shadow:0 24px 80px rgba(0,0,0,.28);--header:rgba(7,17,31,.78);
  --container:1180px;--radius:24px;--radius-sm:14px;--transition:220ms cubic-bezier(.2,.8,.2,1)
}

html[data-theme="light"]{
  --bg:#f4f8fc;--bg-deep:#e8f0f8;--surface:#fff;--surface-2:#edf4fa;--surface-3:#e1edf7;
  --text:#10243a;--muted:#566c84;--line:rgba(26,63,101,.12);--line-strong:rgba(26,63,101,.22);
  --shadow:0 24px 70px rgba(34,74,117,.12);--header:rgba(244,248,252,.83)
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:90px}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font-fa);font-size:16px;line-height:1.85;overflow-x:hidden;transition:background-color .35s,color .35s}
html[dir="ltr"] body{font-family:var(--font-latin);line-height:1.7}
body.menu-open{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{color:inherit}
img{display:block;max-width:100%}
svg{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}
::selection{background:rgba(var(--primary-rgb),.28);color:var(--text)}
:focus-visible{outline:2px solid var(--primary);outline-offset:4px}
.container{width:min(calc(100% - 40px),var(--container));margin-inline:auto;position:relative}
.section{padding:118px 0;position:relative}
.section-tinted{background:linear-gradient(180deg,transparent,rgba(var(--primary-rgb),.028) 15%,rgba(139,92,246,.035) 85%,transparent)}
.noise{position:fixed;inset:0;z-index:9999;opacity:.025;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E")}
.cursor-glow{position:fixed;z-index:-1;width:500px;height:500px;border-radius:50%;background:rgba(var(--primary-rgb),.045);filter:blur(30px);transform:translate(-50%,-50%);pointer-events:none;opacity:0;transition:opacity .4s}
body:hover .cursor-glow{opacity:1}
.skip-link{position:fixed;z-index:10000;top:12px;inset-inline-start:12px;padding:8px 14px;background:var(--primary);color:#03131b;border-radius:8px;transform:translateY(-150%)}
.skip-link:focus{transform:translateY(0)}

.site-header{position:fixed;z-index:1000;top:0;inset-inline:0;background:transparent;border-bottom:1px solid transparent;transition:var(--transition)}
.site-header.scrolled{background:var(--header);border-color:var(--line);backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px)}
.header-inner{height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;flex:none}
.brand-mark{display:grid;place-items:center;width:44px;height:44px;border:1px solid rgba(var(--primary-rgb),.32);border-radius:13px;background:linear-gradient(135deg,rgba(var(--primary-rgb),.18),rgba(139,92,246,.16));font:800 13px/1 var(--font-latin);letter-spacing:-.5px;color:var(--primary);box-shadow:inset 0 0 20px rgba(var(--primary-rgb),.08)}
.brand-copy{display:flex;flex-direction:column;line-height:1.4}
.brand-copy strong{font-size:15px}
.brand-copy small{font:500 10px/1.4 var(--font-latin);color:var(--muted);letter-spacing:.07em}
.desktop-nav{display:flex;align-items:center;gap:6px;margin-inline-start:auto}
.nav-link{position:relative;padding:10px 13px;color:var(--muted);font-size:14px;transition:var(--transition)}
.nav-link::after{content:"";position:absolute;inset-inline:13px;bottom:4px;height:2px;background:var(--primary);border-radius:2px;transform:scaleX(0);transition:var(--transition)}
.nav-link:hover,.nav-link.active{color:var(--text)}
.nav-link.active::after{transform:scaleX(1)}
.header-actions{display:flex;align-items:center;gap:8px}
.icon-button,.menu-toggle{height:42px;border:1px solid var(--line);background:rgba(128,155,183,.06);border-radius:12px;cursor:pointer;transition:var(--transition)}
.icon-button{min-width:42px;padding:0 11px;display:flex;align-items:center;justify-content:center;gap:7px}
.icon-button:hover,.menu-toggle:hover{border-color:rgba(var(--primary-rgb),.45);background:rgba(var(--primary-rgb),.08)}
.icon-button svg{width:18px;height:18px}
.language-button span{font:700 11px/1 var(--font-latin)}
.language-switcher{position:relative}
.language-menu{position:absolute;top:52px;inset-inline-end:0;width:170px;padding:7px;background:var(--surface);border:1px solid var(--line-strong);border-radius:15px;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-8px);transition:var(--transition)}
.language-menu.open{opacity:1;visibility:visible;transform:none}
.language-menu button{width:100%;border:0;border-radius:9px;background:transparent;padding:8px 10px;display:flex;align-items:center;gap:11px;cursor:pointer;text-align:start;color:var(--muted);font-size:13px}
.language-menu button:hover,.language-menu button.active{background:rgba(var(--primary-rgb),.09);color:var(--text)}
.language-menu button span{font:700 10px/1 var(--font-latin);color:var(--primary);width:23px}
.moon-icon{display:none}
html[data-theme="light"] .sun-icon{display:none}
html[data-theme="light"] .moon-icon{display:block}
.menu-toggle{display:none;width:42px;padding:10px}
.menu-toggle span{display:block;width:20px;height:2px;margin:4px auto;border-radius:2px;background:currentColor;transition:var(--transition)}
.menu-toggle.active span:nth-child(1){transform:translateY(6px) rotate(45deg)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:translateY(-6px) rotate(-45deg)}
.mobile-nav{display:none}

.hero{min-height:100vh;padding:160px 0 0;position:relative;overflow:hidden;background:radial-gradient(circle at 55% 35%,rgba(var(--primary-rgb),.07),transparent 31%),radial-gradient(circle at 85% 25%,rgba(139,92,246,.08),transparent 25%)}
.hero-grid{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:56px 56px;mask-image:linear-gradient(to bottom,rgba(0,0,0,.55),transparent 80%);opacity:.32}
.hero-orb{position:absolute;border-radius:50%;filter:blur(2px);pointer-events:none}
.orb-one{width:260px;height:260px;top:14%;inset-inline-end:-110px;background:radial-gradient(circle,rgba(var(--primary-rgb),.14),transparent 67%)}
.orb-two{width:330px;height:330px;bottom:5%;inset-inline-start:-170px;background:radial-gradient(circle,rgba(139,92,246,.13),transparent 68%)}
.hero-layout{display:grid;grid-template-columns:minmax(0,1.12fr) minmax(360px,.88fr);gap:80px;align-items:center;min-height:590px}
.availability{display:inline-flex;align-items:center;gap:9px;padding:5px 12px;border:1px solid rgba(69,226,165,.23);background:rgba(69,226,165,.06);border-radius:100px;color:var(--green);font-size:12px;margin-bottom:25px}
.availability span{width:7px;height:7px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(69,226,165,.1);animation:pulse 2s infinite}
.availability b{font-weight:400}
@keyframes pulse{50%{box-shadow:0 0 0 8px rgba(69,226,165,0)}}
.eyebrow{margin:0 0 10px;color:var(--primary);font-size:13px;font-weight:700;letter-spacing:.06em}
html[dir="ltr"] .eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:12px}
.hero h1{margin:0;font-size:clamp(43px,4.8vw,68px);line-height:1.22;letter-spacing:-.045em;font-weight:800}
html[dir="rtl"] .hero h1{letter-spacing:-.055em}
.hero h1 span{display:block}
.gradient-text{background:linear-gradient(90deg,var(--primary),#66e4f6 38%,#ad8bff 75%,var(--secondary));-webkit-background-clip:text;background-clip:text;color:transparent;padding-bottom:.08em}
.hero-description{max-width:690px;color:var(--muted);font-size:18px;line-height:1.95;margin:24px 0 30px}
html[dir="ltr"] .hero-description{line-height:1.75}
.hero-cta{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.button{min-height:50px;border:1px solid transparent;border-radius:13px;padding:10px 19px;display:inline-flex;align-items:center;justify-content:center;gap:10px;font-weight:700;font-size:14px;cursor:pointer;transition:var(--transition)}
.button svg{width:19px;height:19px}
html[dir="rtl"] .button-primary svg{transform:rotate(180deg)}
.button-primary{background:linear-gradient(135deg,var(--primary),#73e8f8);color:#03131b;box-shadow:0 14px 36px rgba(var(--primary-rgb),.17)}
.button-primary:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(var(--primary-rgb),.27)}
.button-secondary{border-color:var(--line-strong);background:rgba(128,155,183,.055);color:var(--text)}
.button-secondary:hover{border-color:rgba(var(--primary-rgb),.45);background:rgba(var(--primary-rgb),.07);transform:translateY(-2px)}
.hero-socials{display:flex;align-items:center;gap:13px;margin-top:27px;color:var(--muted);font:600 12px/1 var(--font-latin);letter-spacing:.04em}
.hero-socials span{width:18px;height:1px;background:var(--line-strong)}
.hero-socials a:hover{color:var(--primary)}
.hero-visual{display:flex;justify-content:center}
.portrait-frame{width:min(100%,430px);height:410px;position:relative}
.portrait-ring{position:absolute;width:370px;height:370px;inset-inline-start:30px;top:5px;border-radius:50%;border:1px solid rgba(var(--primary-rgb),.21);box-shadow:0 0 0 25px rgba(var(--primary-rgb),.025),0 0 0 65px rgba(139,92,246,.018)}
.portrait-ring::before,.portrait-ring::after{content:"";position:absolute;border-radius:50%;background:var(--primary);box-shadow:0 0 18px var(--primary)}
.portrait-ring::before{width:7px;height:7px;top:45px;inset-inline-start:40px}
.portrait-ring::after{width:5px;height:5px;bottom:30px;inset-inline-end:65px;background:var(--secondary);box-shadow:0 0 18px var(--secondary)}
.portrait-wrap{position:absolute;inset-inline-start:40px;top:28px;width:350px;height:310px;border-radius:175px 175px 32px 32px;overflow:hidden;border:1px solid rgba(var(--primary-rgb),.25);background:linear-gradient(145deg,rgba(var(--primary-rgb),.13),rgba(139,92,246,.11));box-shadow:var(--shadow)}
.portrait-wrap::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(5,14,26,.35),transparent 35%);pointer-events:none}
.portrait-wrap img{width:100%;height:auto;max-width:none;transform:scale(1.25);transform-origin:50% 0;filter:saturate(.84) contrast(1.04)}
.floating-card{position:absolute;z-index:2;border:1px solid var(--line-strong);background:rgba(12,25,41,.82);backdrop-filter:blur(14px);box-shadow:0 18px 45px rgba(0,0,0,.22);border-radius:14px;color:#dbeaff}
html[data-theme="light"] .floating-card{background:rgba(255,255,255,.86);color:#10243a}
.code-card{inset-inline-start:-15px;bottom:22px;width:215px;padding:12px 15px;animation:float 5s ease-in-out infinite}
.code-dots{display:flex;gap:4px;margin-bottom:8px}.code-dots i{width:5px;height:5px;border-radius:50%;background:#fb7185}.code-dots i:nth-child(2){background:#facc15}.code-dots i:nth-child(3){background:#4ade80}
.code-card code{font:500 12px/1.4 Consolas,monospace}.code-card code em{color:#c084fc;font-style:normal}.code-card code b{color:var(--primary);font-weight:500}
.ai-card{inset-inline-end:-5px;top:55px;padding:10px 13px;display:flex;align-items:center;gap:9px;font:700 12px/1 var(--font-latin);animation:float 5s 1s ease-in-out infinite}
.ai-card svg{width:21px;height:21px;fill:var(--primary);stroke:none}
@keyframes float{50%{transform:translateY(-9px)}}
.stats{margin-top:70px;display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid var(--line);border-inline-start:1px solid var(--line)}
.stat{min-height:128px;padding:25px 30px;border-inline-end:1px solid var(--line);display:grid;grid-template-columns:auto 1fr;align-content:center;position:relative}
.stat strong{font:800 34px/1 var(--font-latin);letter-spacing:-.04em}.stat>span{color:var(--primary);font:700 22px/1 var(--font-latin)}
.stat small{grid-column:1/-1;color:var(--muted);margin-top:10px;font-size:13px}

.section-heading{display:grid;grid-template-columns:auto 1fr;align-items:start;gap:18px;margin-bottom:55px}
.section-index{font:700 11px/1 var(--font-latin);color:var(--primary);padding-top:8px}
.section-heading h2{font-size:clamp(30px,3.3vw,47px);line-height:1.35;letter-spacing:-.035em;margin:0;max-width:760px}
.heading-with-action{grid-template-columns:auto 1fr auto;align-items:end}
.text-link{display:inline-flex;align-items:center;gap:8px;color:var(--muted);font-size:13px;padding-bottom:8px;border-bottom:1px solid var(--line-strong);transition:var(--transition)}
.text-link:hover{color:var(--primary);border-color:var(--primary)}
.text-link svg{width:17px;height:17px}
html[dir="rtl"] .text-link svg{transform:rotate(180deg)}
.about-layout{display:grid;grid-template-columns:1.05fr .95fr;gap:80px;align-items:start}
.about-copy .lead{font-size:20px;line-height:2;color:var(--text);margin-top:0}
html[dir="ltr"] .about-copy .lead{line-height:1.75}
.about-copy>p:not(.lead){color:var(--muted);margin:0 0 25px}
.about-meta{margin-top:35px;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(2,1fr);gap:0 30px}
.about-meta div{padding:18px 0;border-bottom:1px solid var(--line);display:flex;flex-direction:column;gap:3px}
.about-meta span{color:var(--muted);font-size:12px}.about-meta strong{font-size:14px}
.skills-panel{border:1px solid var(--line);border-radius:var(--radius);background:linear-gradient(145deg,rgba(128,155,183,.055),rgba(var(--primary-rgb),.025));padding:30px;box-shadow:inset 0 1px rgba(255,255,255,.03)}
.skills-title{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:25px}.skills-title span{font-size:18px;font-weight:700}.skills-title small{color:var(--muted);font-size:11px}
.skill-cloud{display:flex;flex-wrap:wrap;gap:9px}
.skill-pill{padding:8px 13px;border:1px solid var(--line);border-radius:9px;background:var(--surface);font:600 12px/1.4 var(--font-latin);color:var(--muted);transition:var(--transition)}
.skill-pill.featured{color:var(--primary);border-color:rgba(var(--primary-rgb),.25);background:rgba(var(--primary-rgb),.055)}
.skill-pill:hover{transform:translateY(-2px);color:var(--text);border-color:var(--line-strong)}
.expertise-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.expertise-card{position:relative;min-height:295px;padding:28px;border:1px solid var(--line);border-radius:20px;background:var(--surface);overflow:hidden;transition:var(--transition)}
.expertise-card::after{content:"";position:absolute;width:120px;height:120px;inset-inline-end:-70px;bottom:-70px;border-radius:50%;background:var(--accent,var(--primary));filter:blur(35px);opacity:.08;transition:var(--transition)}
.expertise-card:hover{transform:translateY(-7px);border-color:rgba(var(--primary-rgb),.29);box-shadow:0 20px 50px rgba(0,0,0,.11)}
.expertise-card:hover::after{opacity:.18}
.expertise-icon{width:48px;height:48px;border-radius:13px;display:grid;place-items:center;background:rgba(var(--primary-rgb),.08);color:var(--primary);margin-bottom:40px}
.expertise-icon svg{width:25px;height:25px}
.expertise-card h3{margin:0 0 10px;font-size:18px}.expertise-card p{margin:0;color:var(--muted);font-size:13px;line-height:1.85}

.filter-row{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin:-22px 0 30px}
.filter-button{border:1px solid var(--line);background:transparent;color:var(--muted);border-radius:100px;padding:7px 14px;cursor:pointer;font-size:12px;transition:var(--transition)}
.filter-button:hover,.filter-button.active{color:#03131b;background:var(--primary);border-color:var(--primary)}
.projects-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.project-card{position:relative;display:flex;flex-direction:column;min-height:395px;padding:28px;border:1px solid var(--line);border-radius:22px;background:linear-gradient(145deg,var(--surface),rgba(128,155,183,.035));overflow:hidden;transition:var(--transition)}
.project-card.hidden{display:none}
.project-card::before{content:"";position:absolute;inset:0 0 auto;height:2px;background:linear-gradient(90deg,transparent,var(--card-accent,var(--primary)),transparent);opacity:.65}
.project-card::after{content:"";position:absolute;width:200px;height:200px;inset-inline-end:-130px;top:-130px;background:var(--card-accent,var(--primary));border-radius:50%;filter:blur(50px);opacity:.055}
.project-card:hover{transform:translateY(-7px);border-color:rgba(var(--primary-rgb),.28);box-shadow:0 24px 60px rgba(0,0,0,.14)}
.project-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:48px}
.project-number{font:800 31px/1 var(--font-latin);color:rgba(152,176,202,.2)}
.project-category{font-size:10px;color:var(--primary);border:1px solid rgba(var(--primary-rgb),.22);border-radius:100px;padding:4px 9px;text-transform:uppercase;letter-spacing:.05em}
.project-card h3{margin:0 0 12px;font-size:19px;line-height:1.5}.project-card p{margin:0 0 24px;color:var(--muted);font-size:13px;line-height:1.9}
.project-outcome{padding:10px 12px;margin-top:auto;margin-bottom:20px;border-inline-start:2px solid var(--green);background:rgba(69,226,165,.045);font-size:11px;color:var(--muted)}
.project-stack{display:flex;flex-wrap:wrap;gap:6px}.project-stack span{font:600 10px/1.4 var(--font-latin);padding:4px 7px;background:var(--surface-2);border-radius:5px;color:var(--muted)}

.publication-toolbar{display:flex;justify-content:space-between;align-items:center;gap:20px;margin-top:-20px;margin-bottom:25px}
.search-box{width:min(100%,440px);height:48px;border:1px solid var(--line);border-radius:13px;background:var(--surface);display:flex;align-items:center;padding:0 15px;gap:10px;transition:var(--transition)}
.search-box:focus-within{border-color:rgba(var(--primary-rgb),.48);box-shadow:0 0 0 4px rgba(var(--primary-rgb),.06)}
.search-box svg{width:18px;height:18px;color:var(--muted);flex:none}.search-box input{border:0;outline:0;background:transparent;color:var(--text);width:100%;font-size:13px}.search-box input::placeholder{color:var(--muted)}
.publication-toolbar>span{color:var(--muted);font-size:12px}
.publications-list{border-top:1px solid var(--line)}
.publication-item{display:grid;grid-template-columns:70px 1fr auto;gap:24px;align-items:center;padding:24px 10px;border-bottom:1px solid var(--line);transition:var(--transition)}
.publication-item:hover{background:rgba(var(--primary-rgb),.025);padding-inline:18px}
.publication-year{font:700 12px/1 var(--font-latin);color:var(--primary)}
.publication-content h3{font-size:15px;line-height:1.75;margin:0 0 5px;font-weight:700}.publication-content p{font-size:11px;color:var(--muted);margin:0}
.new-badge{display:inline-flex;vertical-align:middle;margin-inline-start:8px;padding:2px 7px;border:1px solid rgba(69,226,165,.28);border-radius:100px;background:rgba(69,226,165,.07);color:var(--green);font-size:9px;font-weight:700}
.publication-link{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--line);border-radius:10px;color:var(--muted);transition:var(--transition)}
.publication-link:hover{color:var(--primary);border-color:rgba(var(--primary-rgb),.4);transform:translateY(-2px)}
.publication-link svg{width:17px;height:17px}
.load-more{margin:28px auto 0}
.load-more.hidden{display:none}
.empty-state{text-align:center;color:var(--muted);padding:60px 15px;border-bottom:1px solid var(--line)}

.timeline{position:relative;max-width:980px;margin-inline:auto}
.timeline::before{content:"";position:absolute;inset-block:12px;inset-inline-start:164px;width:1px;background:linear-gradient(var(--primary),var(--line),transparent)}
.timeline-item{display:grid;grid-template-columns:135px 1fr;gap:60px;position:relative;padding-bottom:55px}
.timeline-period{font:700 11px/1.6 var(--font-latin);color:var(--primary);padding-top:5px;text-align:end}
.timeline-dot{position:absolute;inset-inline-start:158px;top:5px;width:13px;height:13px;border:3px solid var(--bg);border-radius:50%;background:var(--primary);box-shadow:0 0 0 1px var(--primary),0 0 20px rgba(var(--primary-rgb),.4)}
.timeline-card{padding:0 0 25px}.timeline-card h3{font-size:20px;margin:0 0 3px}.timeline-company{display:block;color:var(--muted);font-size:13px;margin-bottom:14px}.timeline-card p{color:var(--muted);font-size:13px;line-height:1.9;margin:0;max-width:700px}
.education-block{margin-top:40px;border:1px solid var(--line);border-radius:var(--radius);padding:35px;display:grid;grid-template-columns:repeat(3,1fr);gap:35px;background:linear-gradient(135deg,rgba(var(--primary-rgb),.035),rgba(139,92,246,.035))}
.education-intro{grid-column:1/-1}.education-intro h3{font-size:22px;line-height:1.5;margin:0}.degree{display:flex;flex-direction:column;border-inline-start:1px solid var(--line);padding-inline-start:30px}.degree:nth-child(2){border:0;padding-inline-start:0}.degree span{font:700 11px/1.4 var(--font-latin);color:var(--primary);margin-bottom:10px}.degree strong{font-size:14px;line-height:1.7}.degree small{color:var(--muted);margin-top:8px;font-size:11px}

.contact-section{overflow:hidden;padding:120px 0;background:var(--bg-deep);border-top:1px solid var(--line)}
.contact-orb{position:absolute;width:600px;height:600px;inset-inline-start:-280px;top:-200px;background:radial-gradient(circle,rgba(var(--primary-rgb),.1),transparent 67%);border-radius:50%}
.contact-layout{display:grid;grid-template-columns:.84fr 1.16fr;gap:65px;align-items:start}
.contact-copy h2{font-size:clamp(34px,4.5vw,59px);line-height:1.35;letter-spacing:-.04em;margin:0 0 20px;max-width:760px}.contact-copy>p:not(.eyebrow){color:var(--muted);max-width:650px;margin-bottom:30px}
.response-note{display:inline-flex;align-items:center;gap:9px;color:var(--muted);font-size:11px;margin-bottom:30px}.response-note span{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 5px rgba(69,226,165,.08)}.response-note strong{font-weight:400}
.contact-cards{display:flex;flex-direction:column;gap:10px}.contact-card{min-height:74px;display:flex;align-items:center;gap:15px;border:1px solid var(--line);border-radius:15px;padding:11px 13px;background:rgba(128,155,183,.04);transition:var(--transition)}
a.contact-card:hover{border-color:rgba(var(--primary-rgb),.35);background:rgba(var(--primary-rgb),.05);transform:translateX(var(--contact-shift,4px))}
html[dir="rtl"] a.contact-card{--contact-shift:-4px}
.contact-icon{width:45px;height:45px;display:grid;place-items:center;border-radius:12px;background:rgba(var(--primary-rgb),.08);color:var(--primary);flex:none}.contact-icon svg{width:21px;height:21px}.contact-card>span:last-child{display:flex;flex-direction:column;min-width:0}.contact-card small{color:var(--muted);font-size:11px}.contact-card strong{font-size:13px;overflow-wrap:anywhere}
.contact-form{position:relative;padding:34px;border:1px solid var(--line-strong);border-radius:28px;background:linear-gradient(145deg,rgba(16,33,54,.93),rgba(8,20,34,.96));box-shadow:0 35px 90px rgba(0,0,0,.25),inset 0 1px rgba(255,255,255,.045);overflow:hidden}
html[data-theme="light"] .contact-form{background:linear-gradient(145deg,rgba(255,255,255,.98),rgba(239,246,252,.98));box-shadow:0 35px 90px rgba(34,74,117,.14)}
.form-accent{position:absolute;inset:0 0 auto;height:2px;background:linear-gradient(90deg,transparent,var(--primary),var(--secondary),transparent)}
.form-accent::after{content:"";position:absolute;width:260px;height:160px;top:-100px;inset-inline-end:-70px;background:rgba(var(--primary-rgb),.12);border-radius:50%;filter:blur(50px)}
.form-heading{display:flex;align-items:center;gap:15px;margin-bottom:28px;position:relative}.form-heading h3{margin:0 0 4px;font-size:21px}.form-heading p{margin:0;color:var(--muted);font-size:12px}.form-icon{width:50px;height:50px;display:grid;place-items:center;flex:none;border:1px solid rgba(var(--primary-rgb),.25);border-radius:15px;background:rgba(var(--primary-rgb),.08);color:var(--primary)}.form-icon svg{width:24px;height:24px}
.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px}.form-field{display:flex;flex-direction:column;gap:7px;min-width:0}.form-field-full{grid-column:1/-1}.form-field>span{font-size:11px;font-weight:700;color:var(--text)}.form-field em{font-style:normal;font-weight:400;color:var(--muted);font-size:9px;margin-inline-start:5px}
.form-field input,.form-field select,.form-field textarea{width:100%;border:1px solid var(--line);border-radius:12px;background:rgba(4,11,20,.42);color:var(--text);padding:11px 13px;outline:0;transition:var(--transition);font-size:13px}
html[data-theme="light"] .form-field input,html[data-theme="light"] .form-field select,html[data-theme="light"] .form-field textarea{background:rgba(255,255,255,.72)}
.form-field input,.form-field select{height:48px}.form-field textarea{resize:vertical;min-height:132px;line-height:1.8}.form-field select{cursor:pointer}.form-field select option{background:var(--surface);color:var(--text)}
.form-field input::placeholder,.form-field textarea::placeholder{color:var(--muted);opacity:.7}.form-field input:hover,.form-field select:hover,.form-field textarea:hover{border-color:var(--line-strong)}.form-field input:focus,.form-field select:focus,.form-field textarea:focus{border-color:rgba(var(--primary-rgb),.6);box-shadow:0 0 0 4px rgba(var(--primary-rgb),.07);background:rgba(var(--primary-rgb),.025)}
.field-error{display:none;color:#fb7185;font-size:9px;line-height:1.4}.contact-form.was-validated .form-field input:invalid,.contact-form.was-validated .form-field select:invalid,.contact-form.was-validated .form-field textarea:invalid{border-color:rgba(251,113,133,.68)}.contact-form.was-validated .form-field input:invalid~.field-error,.contact-form.was-validated .form-field select:invalid~.field-error,.contact-form.was-validated .form-field textarea:invalid~.field-error{display:block}
.captcha-box{margin-top:18px;padding:14px 15px;border:1px solid var(--line);border-radius:14px;background:linear-gradient(135deg,rgba(var(--primary-rgb),.045),rgba(139,92,246,.035));display:grid;grid-template-columns:1fr auto;align-items:center;gap:12px 18px;transition:var(--transition)}
.captcha-box.invalid{border-color:rgba(251,113,133,.68);box-shadow:0 0 0 4px rgba(251,113,133,.05)}.captcha-copy{display:flex;align-items:center;gap:10px}.captcha-copy>span:last-child{display:flex;flex-direction:column}.captcha-copy strong{font-size:11px}.captcha-copy small{font-size:9px;color:var(--muted)}.captcha-shield{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:rgba(69,226,165,.08);color:var(--green);flex:none}.captcha-shield svg{width:18px;height:18px}
.captcha-control{display:flex;align-items:center;gap:7px;direction:ltr}.captcha-control code{min-width:64px;color:var(--primary);font:700 15px/1 var(--font-latin);letter-spacing:.03em;text-align:center}.captcha-control input{width:58px;height:39px;border:1px solid var(--line-strong);border-radius:9px;background:rgba(4,11,20,.42);color:var(--text);text-align:center;font:700 14px/1 var(--font-latin);outline:0}.captcha-control input:focus{border-color:var(--primary);box-shadow:0 0 0 3px rgba(var(--primary-rgb),.07)}html[data-theme="light"] .captcha-control input{background:rgba(255,255,255,.75)}.captcha-control button{width:39px;height:39px;border:1px solid var(--line);border-radius:9px;background:transparent;color:var(--muted);display:grid;place-items:center;cursor:pointer;transition:var(--transition)}.captcha-control button:hover{color:var(--primary);border-color:rgba(var(--primary-rgb),.4);transform:rotate(20deg)}.captcha-control button svg{width:17px;height:17px}.captcha-error{display:none;grid-column:1/-1;color:#fb7185;font-size:9px}.captcha-box.invalid .captcha-error{display:block}
.consent-field{display:flex;align-items:flex-start;gap:9px;margin:20px 0 18px;cursor:pointer;color:var(--muted)}.consent-field input{position:absolute;opacity:0;pointer-events:none}.consent-field>span{width:19px;height:19px;border:1px solid var(--line-strong);border-radius:6px;display:grid;place-items:center;flex:none;margin-top:2px;transition:var(--transition)}.consent-field svg{width:13px;height:13px;opacity:0;transform:scale(.5);transition:var(--transition)}.consent-field b{font-size:10px;font-weight:400;line-height:1.8}.consent-field input:checked+span{background:var(--primary);border-color:var(--primary);color:#03131b}.consent-field input:checked+span svg{opacity:1;transform:none}.consent-field input:focus-visible+span{outline:2px solid var(--primary);outline-offset:3px}.contact-form.was-validated .consent-field input:invalid+span{border-color:#fb7185}
.honeypot{position:absolute!important;inset-inline-start:-9999px!important;width:1px!important;height:1px!important;opacity:0!important;pointer-events:none!important}
.form-submit{width:100%;border:0}.form-submit .submit-arrow{width:19px;height:19px}.submit-spinner{display:none;width:18px;height:18px;border:2px solid rgba(3,19,27,.32);border-top-color:#03131b;border-radius:50%;animation:spin .7s linear infinite}.form-submit.loading{pointer-events:none;opacity:.8}.form-submit.loading .submit-arrow{display:none}.form-submit.loading .submit-spinner{display:block}@keyframes spin{to{transform:rotate(360deg)}}
.form-status{display:none;margin:15px 0 0;padding:10px 12px;border-radius:10px;font-size:11px;text-align:center}.form-status.success,.form-status.error{display:block}.form-status.success{color:var(--green);background:rgba(69,226,165,.07);border:1px solid rgba(69,226,165,.18)}.form-status.error{color:#fb7185;background:rgba(251,113,133,.07);border:1px solid rgba(251,113,133,.18)}
.form-privacy{display:flex;align-items:center;justify-content:center;gap:6px;color:var(--muted);font-size:9px;margin:15px 0 0}.form-privacy svg{width:13px;height:13px}.contact-form.sent .form-heading{animation:sentPulse .55s ease}@keyframes sentPulse{50%{transform:scale(1.015)}}
.site-footer{background:var(--bg-deep);border-top:1px solid var(--line);padding:35px 0}
.footer-inner{display:grid;grid-template-columns:1fr auto auto;gap:30px;align-items:center}.footer-inner>div:first-child{display:flex;flex-direction:column}.footer-inner strong{font:700 14px/1.5 var(--font-latin)}.footer-inner span{color:var(--muted);font-size:11px}.footer-socials{display:flex;gap:18px;font:600 11px/1 var(--font-latin);color:var(--muted)}.footer-socials a:hover{color:var(--primary)}.footer-inner p{font-size:10px;color:var(--muted);margin:0}
.back-to-top{position:fixed;z-index:900;inset-inline-end:24px;bottom:24px;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);background:var(--surface);color:var(--text);display:grid;place-items:center;cursor:pointer;box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(10px);transition:var(--transition)}
.back-to-top.visible{opacity:1;visibility:visible;transform:none}.back-to-top:hover{color:var(--primary);border-color:var(--primary)}.back-to-top svg{width:18px;height:18px}
.noscript{position:fixed;z-index:10000;bottom:0;inset-inline:0;background:#ef4444;color:#fff;padding:10px;text-align:center;margin:0}
.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}.reveal-delay{transition-delay:.14s}.reveal.visible{opacity:1;transform:none}

@media (max-width:1050px){
  .desktop-nav{display:none}.menu-toggle{display:block}
  .mobile-nav{display:flex;position:fixed;z-index:999;top:82px;inset-inline:20px;max-height:0;overflow:hidden;opacity:0;visibility:hidden;flex-direction:column;padding:0 10px;background:var(--surface);border:1px solid var(--line-strong);border-radius:18px;box-shadow:var(--shadow);transition:var(--transition)}
  .mobile-nav.open{max-height:430px;opacity:1;visibility:visible;padding-block:10px}.mobile-nav a{padding:11px 13px;border-bottom:1px solid var(--line);color:var(--muted)}.mobile-nav a:last-child{border:0}.mobile-nav a:hover{color:var(--primary)}
  .hero-layout{grid-template-columns:1fr 390px;gap:35px}.portrait-frame{transform:scale(.9)}
  .expertise-grid{grid-template-columns:repeat(2,1fr)}.expertise-card{min-height:250px}.expertise-icon{margin-bottom:28px}
  .projects-grid{grid-template-columns:repeat(2,1fr)}
  .about-layout{gap:45px}.contact-layout{gap:35px}.contact-form{padding:28px}.education-block{grid-template-columns:1fr 1fr}.education-intro{grid-column:1/-1}.degree:nth-child(2){border:0;padding-inline-start:0}
}

@media (max-width:780px){
  .container{width:min(calc(100% - 30px),var(--container))}.section{padding:85px 0}.header-inner{height:70px}.mobile-nav{top:70px}
  .brand-copy{display:none}.hero{padding-top:115px;min-height:auto}.hero-layout{grid-template-columns:1fr;min-height:auto}.hero-copy{text-align:center}.availability{margin-inline:auto}.hero-description{margin-inline:auto}.hero-cta,.hero-socials{justify-content:center}
  .hero-visual{margin-top:20px}.portrait-frame{transform:none;width:380px;height:390px}.portrait-ring{width:340px;height:340px;inset-inline-start:20px}.portrait-wrap{width:310px;height:280px;inset-inline-start:35px}.ai-card{inset-inline-end:0}.code-card{inset-inline-start:0}
  .stats{grid-template-columns:repeat(2,1fr);margin-top:55px}.stat{border-bottom:1px solid var(--line)}
  .section-heading,.heading-with-action{grid-template-columns:auto 1fr;margin-bottom:42px}.heading-with-action .text-link{grid-column:2;margin-top:3px;justify-self:start}
  .about-layout,.contact-layout{grid-template-columns:1fr;gap:45px}.about-meta{gap:0 18px}
  .projects-grid{grid-template-columns:1fr}.project-card{min-height:360px}
  .publication-item{grid-template-columns:55px 1fr auto;gap:13px}.publication-content h3{font-size:14px}
  .timeline::before{inset-inline-start:7px}.timeline-item{grid-template-columns:1fr;gap:8px;padding-inline-start:35px}.timeline-period{text-align:start}.timeline-dot{inset-inline-start:1px}.timeline-card h3{font-size:18px}
  .education-block{grid-template-columns:1fr;padding:25px}.education-intro{grid-column:auto}.degree,.degree:nth-child(2){padding-inline-start:0;border:0;border-top:1px solid var(--line);padding-top:20px}
  .contact-section{padding:90px 0}.footer-inner{grid-template-columns:1fr;text-align:center;justify-items:center}.footer-socials{order:2}.footer-inner p{order:3}
}

@media (max-width:520px){
  .header-actions{gap:5px}.icon-button{min-width:39px;height:39px}.language-button{padding:0 9px}.menu-toggle{width:39px;height:39px}
  .hero h1{font-size:36px}.hero-description{font-size:15px}.hero-cta .button{width:100%}.portrait-frame{width:320px;height:350px}.portrait-ring{width:290px;height:290px;inset-inline-start:15px}.portrait-wrap{width:270px;height:245px;inset-inline-start:25px}.code-card{width:188px}.ai-card{top:45px}.stats{width:100%;margin-top:50px}.stat{padding:20px 16px;min-height:110px}.stat strong{font-size:28px}
  .section-heading h2{font-size:29px}.section-index{display:none}.section-heading,.heading-with-action{grid-template-columns:1fr}.heading-with-action .text-link{grid-column:1}
  .about-copy .lead{font-size:17px}.about-meta{grid-template-columns:1fr}.skills-panel{padding:22px}.skills-title{align-items:start;flex-direction:column}.expertise-grid{grid-template-columns:1fr}.expertise-card{min-height:auto}.expertise-icon{margin-bottom:22px}
  .filter-row{overflow-x:auto;flex-wrap:nowrap;padding-bottom:5px}.filter-button{flex:none}.project-card{padding:22px}.project-top{margin-bottom:35px}
  .publication-toolbar{align-items:stretch;flex-direction:column}.search-box{width:100%}.publication-toolbar>span{text-align:end}.publication-item{grid-template-columns:1fr auto;padding:20px 4px}.publication-year{grid-column:1}.publication-content{grid-column:1;grid-row:2}.publication-link{grid-column:2;grid-row:1/3;align-self:center}
  .contact-copy h2{font-size:32px}.contact-card{padding:11px}.contact-icon{width:40px;height:40px}.contact-form{padding:21px;border-radius:21px}.form-grid{grid-template-columns:1fr}.form-field-full{grid-column:1}.form-heading{align-items:flex-start}.form-icon{width:43px;height:43px}.form-heading h3{font-size:18px}.captcha-box{grid-template-columns:1fr}.captcha-control{justify-content:space-between}.captcha-error{grid-column:1}
}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}.reveal{opacity:1;transform:none}.cursor-glow{display:none}}