/* ===== Radek Tkaczyk · tkaczyk.id.au ===== */
:root{
  --bg:#05070f; --bg2:#080c1a; --panel:rgba(255,255,255,.035); --line:rgba(148,163,255,.14);
  --text:#e6ebff; --muted:#9aa4c7; --dim:#6b7599;
  --cyan:#22d3ee; --violet:#a78bfa; --pink:#f472b6; --amber:#fbbf24; --green:#34d399;
  --grad:linear-gradient(100deg,#22d3ee 0%,#818cf8 50%,#f472b6 100%);
  --r:18px; --wrap:1200px;
  --ff-h:"Space Grotesk",system-ui,sans-serif; --ff:"Inter",system-ui,-apple-system,Segoe UI,Roboto,sans-serif; --ff-m:"JetBrains Mono",ui-monospace,Menlo,monospace;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;background:var(--bg);color:var(--text);font:16px/1.65 var(--ff);-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;pointer-events:none;z-index:-1;
  background:radial-gradient(1200px 600px at 85% -10%,rgba(129,140,248,.10),transparent 60%),radial-gradient(900px 500px at -10% 30%,rgba(34,211,238,.07),transparent 60%)}
img{max-width:100%;display:block}
a{color:var(--cyan);text-decoration:none}
a:hover{color:#fff}
h1,h2,h3{font-family:var(--ff-h);line-height:1.1;letter-spacing:-.02em;margin:0 0 .5em}
h2{font-size:clamp(1.9rem,3.6vw,2.8rem)}
h3{font-size:1.25rem}
p{margin:0 0 1em}
.wrap{max-width:var(--wrap);margin:0 auto;padding:0 24px}
.mono{font-family:var(--ff-m);font-size:.82em;letter-spacing:.02em}
.dim{color:var(--dim)}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:#000;padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

/* buttons */
.btn{--h:48px;display:inline-flex;align-items:center;gap:.5em;height:var(--h);padding:0 22px;border-radius:999px;border:0;cursor:pointer;
  font:600 .95rem var(--ff);color:#041018;background:var(--grad);background-size:200% 100%;box-shadow:0 0 0 1px rgba(255,255,255,.08),0 8px 30px -8px rgba(34,211,238,.55);
  transition:background-position .5s,transform .2s,box-shadow .3s}
.btn:hover{color:#041018;background-position:100% 0;transform:translateY(-1px);box-shadow:0 0 0 1px rgba(255,255,255,.12),0 12px 40px -8px rgba(244,114,182,.55)}
.btn--ghost{background:transparent;color:var(--text);box-shadow:inset 0 0 0 1px var(--line)}
.btn--ghost:hover{color:#fff;background:rgba(255,255,255,.05);box-shadow:inset 0 0 0 1px rgba(34,211,238,.5)}
.btn--sm{--h:38px;padding:0 16px;font-size:.88rem}
.btn[disabled]{opacity:.6;cursor:progress}

/* nav */
.nav{position:fixed;inset:0 0 auto;z-index:50;transition:background .3s,border-color .3s;border-bottom:1px solid transparent}
.nav.is-scrolled{background:rgba(5,7,15,.72);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-color:var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;color:var(--text);font:600 1.05rem var(--ff-h);min-width:0}
.brand__name{white-space:nowrap}
.org{color:inherit;text-decoration:none;text-underline-offset:3px;transition:color .2s}
.org:hover,.org:focus-visible{color:#22d3ee;text-decoration:underline;text-decoration-thickness:1px}
.org__ic{display:inline-block;width:.62em;height:.62em;margin-left:.25em;vertical-align:.1em;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;opacity:.55;transition:opacity .2s,transform .2s}
.org__end{white-space:nowrap}
.org:hover .org__ic{opacity:1;transform:translate(1px,-1px)}
.nav__links{display:flex;align-items:center;gap:28px}
.nav__links a:not(.btn){color:var(--muted);font-size:.93rem;font-weight:500}
.nav__links a:not(.btn):hover{color:#fff}
.nav__toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;position:relative}
.nav__toggle span{position:absolute;left:9px;right:9px;height:2px;background:var(--text);border-radius:2px;transition:.3s}
.nav__toggle span:first-child{top:15px}.nav__toggle span:last-child{top:23px}
.nav__toggle[aria-expanded="true"] span:first-child{top:19px;transform:rotate(45deg)}
.nav__toggle[aria-expanded="true"] span:last-child{top:19px;transform:rotate(-45deg)}

/* hero */
.hero{position:relative;min-height:100vh;min-height:100svh;display:flex;align-items:center;padding:110px 0 80px;overflow:hidden;isolation:isolate}
#sky{position:absolute;inset:0;width:100%;height:100%;z-index:-2}
.hero__glow{position:absolute;inset:auto -20% -40% -20%;height:70%;z-index:-1;
  background:radial-gradient(ellipse at 50% 100%,rgba(56,189,248,.18),transparent 60%);pointer-events:none}
.hero__inner{display:grid;grid-template-columns:1.25fr .9fr;gap:56px;align-items:center;width:100%}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font:500 .8rem var(--ff-m);color:var(--muted);text-transform:uppercase;letter-spacing:.12em;
  padding:6px 14px;border:1px solid var(--line);border-radius:999px;background:rgba(5,7,15,.5);backdrop-filter:blur(6px)}
.pulse{width:8px;height:8px;border-radius:50%;background:var(--green);box-shadow:0 0 0 0 rgba(52,211,153,.7);animation:pulse 2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 10px rgba(52,211,153,0)}100%{box-shadow:0 0 0 0 rgba(52,211,153,0)}}
.hero h1{font-size:clamp(3rem,8vw,6.2rem);margin:.25em 0 .2em;font-weight:700;letter-spacing:-.04em}
.hero__tag{font-size:clamp(1.15rem,2vw,1.45rem);color:#cfd6f5;max-width:36ch;line-height:1.45}
.hero__tag strong{color:#fff;font-weight:600}
.hero__sub{color:var(--muted);max-width:52ch}
.hero__cta{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0 36px}
.telemetry{list-style:none;padding:0;margin:0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px;max-width:640px}
.telemetry li{padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:rgba(8,12,26,.55);backdrop-filter:blur(8px)}
.telemetry .mono{display:block;color:var(--cyan);font-size:1rem;font-weight:500;margin-bottom:4px}
.telemetry em{font-style:normal;color:var(--muted);font-size:.8rem;line-height:1.4;display:block}
.hero__photo{position:relative;aspect-ratio:1;max-width:440px;justify-self:center;width:100%}
.hero__photo img{position:absolute;inset:14%;width:72%;height:72%;object-fit:cover;border-radius:50%;
  box-shadow:0 0 0 1px rgba(255,255,255,.12),0 0 0 8px rgba(34,211,238,.06),0 30px 80px -20px rgba(34,211,238,.45),0 0 120px -20px rgba(167,139,250,.5)}
.hero__photo picture{display:contents}
.hero__photo::after{content:"";position:absolute;inset:14%;border-radius:50%;pointer-events:none;
  box-shadow:inset 0 0 0 1px rgba(255,255,255,.08),inset 0 0 40px 6px rgba(5,7,15,.35);background:radial-gradient(circle at 50% 42%,transparent 58%,rgba(10,18,40,.28) 100%)}
.orbit{position:absolute;inset:0;border-radius:50%;border:1px solid rgba(148,163,255,.2);animation:spin 28s linear infinite}
.orbit--1{inset:6%;border-color:rgba(34,211,238,.35)}
.orbit--2{inset:-2%;transform:rotateX(70deg) rotateZ(20deg);animation:spin2 18s linear infinite;border-color:rgba(167,139,250,.35)}
.orbit--3{inset:2%;border-style:dashed;border-color:rgba(244,114,182,.22);animation-duration:60s;animation-direction:reverse}
.orbit i{position:absolute;top:-5px;left:50%;width:10px;height:10px;margin-left:-5px;border-radius:50%;background:#fff;box-shadow:0 0 12px 3px var(--cyan)}
.orbit--2 i{box-shadow:0 0 12px 3px var(--violet)}
.orbit--3 i{width:7px;height:7px;box-shadow:0 0 10px 3px var(--pink)}
@keyframes spin{to{transform:rotate(360deg)}}
@keyframes spin2{from{transform:rotate(-25deg) scaleY(.38) rotate(0)}to{transform:rotate(-25deg) scaleY(.38) rotate(360deg)}}
.scroll-cue{position:absolute;bottom:26px;left:50%;transform:translateX(-50%);width:24px;height:38px;border:1.5px solid var(--line);border-radius:14px}
.scroll-cue span{position:absolute;left:50%;top:7px;width:3px;height:7px;margin-left:-1.5px;border-radius:2px;background:var(--cyan);animation:cue 1.8s infinite}
@keyframes cue{0%{opacity:0;transform:translateY(0)}40%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

/* sections */
.section{padding:100px 0;position:relative}
.section--alt{background:linear-gradient(180deg,transparent,rgba(13,19,42,.55) 15%,rgba(13,19,42,.55) 85%,transparent)}
.kicker{font:500 .82rem var(--ff-m);color:var(--cyan);letter-spacing:.06em;margin-bottom:12px}
.lede{color:var(--muted);font-size:1.1rem;max-width:60ch;margin-bottom:48px}
.section__head{display:flex;justify-content:space-between;align-items:flex-end;gap:24px;flex-wrap:wrap;margin-bottom:36px}
.section__head h2{margin:0}

/* about */
.about{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;align-items:center}
.about__media{position:relative}
.about__media{max-width:420px}
.about__media picture{display:block}
.about__media img{border-radius:var(--r);aspect-ratio:4/5;height:auto;object-fit:cover;object-position:50% 0;width:100%;background:#fff;
  box-shadow:0 0 0 1px rgba(255,255,255,.1),0 0 0 6px rgba(34,211,238,.06),0 30px 80px -30px rgba(34,211,238,.45),0 0 90px -30px rgba(167,139,250,.45)}
.about__media::before{content:"";position:absolute;inset:-14px 14px 14px -14px;border:1px solid rgba(167,139,250,.35);border-radius:calc(var(--r) + 4px);z-index:-1}
.credit{font-size:.75rem;color:var(--dim);margin-top:10px}
.about__text p{color:#c5cdee}
.about__text strong{color:#fff}
.certs{margin:26px 0 6px}
.certs__label{font-size:.72rem;letter-spacing:.14em;text-transform:uppercase;color:var(--dim);margin:0 0 10px}
.certs__list{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.cert{font:600 .78rem var(--ff-m);letter-spacing:.06em;color:#e6ebff;padding:6px 12px;border-radius:999px;border:1px solid rgba(34,211,238,.35);
  background:linear-gradient(135deg,rgba(34,211,238,.1),rgba(167,139,250,.1));box-shadow:inset 0 0 0 1px rgba(255,255,255,.03);transition:border-color .2s,box-shadow .2s}
.cert[title]{cursor:help}
.cert:hover{border-color:var(--cyan);box-shadow:0 0 16px -4px rgba(34,211,238,.6)}
.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}
.timeline{list-style:none;padding:0;margin:24px 0 0;border-left:1px solid var(--line)}
.timeline li{display:flex;gap:16px;align-items:baseline;padding:8px 0 8px 20px;position:relative}
.timeline li::before{content:"";position:absolute;left:-5px;top:16px;width:9px;height:9px;border-radius:50%;background:var(--bg);border:2px solid var(--cyan)}
.timeline li:first-child::before{background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.timeline .mono{color:var(--dim);min-width:84px;flex:none;white-space:nowrap;font-size:.8rem}
.timeline .tl--edu::before{border-color:var(--violet)}
.tl-tag{display:inline-flex;align-items:center;gap:4px;margin-left:6px;padding:1px 7px;border-radius:999px;font:500 .68rem var(--ff-m);letter-spacing:.04em;color:var(--violet);border:1px solid rgba(167,139,250,.4);background:rgba(167,139,250,.08);vertical-align:2px;white-space:nowrap}
.tl-tag svg{width:12px;height:12px;fill:none;stroke:currentColor;stroke-width:1.8;stroke-linejoin:round}
.timeline b{color:#fff;font-weight:600}

/* cards */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card--tall{grid-row:span 2}
.card{--c:var(--cyan);position:relative;padding:28px;border-radius:var(--r);background:var(--panel);border:1px solid var(--line);overflow:hidden;
  transition:transform .35s,border-color .35s,background .35s}
.card::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(140deg,var(--c),transparent 40%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.0;transition:opacity .35s}
.card::after{content:"";position:absolute;width:220px;height:220px;right:-80px;top:-80px;border-radius:50%;background:radial-gradient(var(--c),transparent 70%);opacity:.08;transition:opacity .35s}
.card:hover{transform:translateY(-4px);background:rgba(255,255,255,.05)}
.card:hover::before{opacity:1}.card:hover::after{opacity:.18}
.card svg{width:44px;height:44px;fill:none;stroke:var(--c);stroke-width:2;stroke-linecap:round;stroke-linejoin:round;margin-bottom:18px;filter:drop-shadow(0 0 8px var(--c))}
.card svg .f{fill:var(--c)}
.card p{color:var(--muted);font-size:.95rem}
.card ul{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px}
.card li{font:500 .74rem var(--ff-m);color:#cbd3f5;padding:4px 9px;border-radius:999px;background:rgba(255,255,255,.05);border:1px solid var(--line)}
.dc{margin:0 0 12px;padding:10px 12px;border-radius:12px;border:1px solid rgba(56,189,248,.18);background:rgba(56,189,248,.04);position:relative;z-index:1}
.dc__label{display:block;width:fit-content;font-size:.68rem;letter-spacing:.14em;color:var(--c);text-decoration:none;margin-bottom:8px;text-underline-offset:3px}
.dc__label:hover,.dc__label:focus-visible{text-decoration:underline}
.dc__chips{display:flex;flex-wrap:wrap;gap:6px 10px}
.dc__op+.dc__op{margin-top:10px;padding-top:10px;border-top:1px dashed rgba(56,189,248,.18)}
.dc__op--inline{display:flex;align-items:center;flex-wrap:wrap;gap:6px 10px}
.dc__op--inline .dc__label{margin-bottom:0}
.dc__city{display:inline-flex;gap:4px}
.dc__chip{font:600 .72rem var(--ff-m);color:#e2e8ff;padding:3px 8px;border-radius:999px;border:1px solid rgba(56,189,248,.45);background:linear-gradient(135deg,rgba(56,189,248,.14),rgba(129,140,248,.10));cursor:help;transition:box-shadow .2s,border-color .2s}
.dc__chip:hover{border-color:var(--c);box-shadow:0 0 10px rgba(56,189,248,.35)}
.plat{margin:0 0 12px;position:relative;z-index:1}
.card .plat__label{font-size:.68rem;letter-spacing:.14em;color:var(--muted);margin:0 0 8px}

/* news */
.filters{display:flex;gap:8px;flex-wrap:wrap}
.chip{font:500 .82rem var(--ff);color:var(--muted);background:transparent;border:1px solid var(--line);padding:7px 14px;border-radius:999px;cursor:pointer;transition:.2s}
.chip:hover{color:#fff;border-color:rgba(34,211,238,.5)}
.chip.is-active{color:#041018;background:var(--cyan);border-color:var(--cyan)}
.news{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.news-card{display:flex;flex-direction:column;padding:22px;border-radius:16px;background:var(--panel);border:1px solid var(--line);color:var(--text);
  transition:transform .3s,border-color .3s,background .3s;position:relative;animation:fadeUp .5s both}
.news-card:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.45);background:rgba(34,211,238,.04);color:var(--text)}
.news-card__meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:12px;font:500 .74rem var(--ff-m);color:var(--dim)}
.news-card__src{color:var(--cyan)}
.news-card h3{font-size:1.06rem;line-height:1.3;margin-bottom:8px}
.news-card p{color:var(--muted);font-size:.88rem;margin:0 0 14px;flex:1}
.news-card__go{font:500 .78rem var(--ff-m);color:var(--violet)}
.news-card__foot{display:flex;align-items:center;justify-content:space-between;gap:10px}
.ivs{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
@media (max-width:1200px){.ivs{grid-template-columns:repeat(2,1fr)}}
.iv{display:flex;flex-direction:column;border-radius:16px;overflow:hidden;background:var(--panel);border:1px solid var(--line);color:var(--text);transition:transform .25s,border-color .25s,background .25s}
.iv:hover{transform:translateY(-3px);border-color:rgba(34,211,238,.45);background:rgba(34,211,238,.04);color:var(--text)}
.iv__thumb{position:relative;aspect-ratio:16/9;background:#0b1020;overflow:hidden}
.iv__thumb picture{display:block;width:100%;height:100%}
.iv__thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.iv:hover .iv__thumb img{transform:scale(1.04)}
.iv__thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(5,7,15,.55))}
.iv__play{position:absolute;left:50%;top:50%;width:62px;height:62px;margin:-31px 0 0 -31px;border-radius:50%;background:rgba(5,7,15,.62);border:1px solid rgba(255,255,255,.35);backdrop-filter:blur(4px);z-index:1;transition:background .25s,transform .25s}
.iv__play::before{content:"";position:absolute;left:25px;top:20px;border-style:solid;border-width:11px 0 11px 17px;border-color:transparent transparent transparent #fff}
.iv:hover .iv__play{background:var(--cyan);transform:scale(1.06)}
.iv:hover .iv__play::before{border-left-color:#041018}
.iv__dur{position:absolute;right:10px;bottom:10px;z-index:1;font-size:.72rem;padding:2px 7px;border-radius:6px;background:rgba(5,7,15,.8);color:#e6ebff}
.iv__body{display:flex;flex-direction:column;flex:1;padding:18px 20px 20px}
.iv h3{font-size:1.06rem;line-height:1.3;margin-bottom:8px}
.iv p{color:var(--muted);font-size:.88rem;margin:0 0 14px;flex:1}
.iv--wide{grid-column:span 2;flex-direction:row}
.iv--wide .iv__thumb{flex:0 0 54%;aspect-ratio:auto;min-height:100%}
.iv--wide .iv__thumb picture{position:absolute;inset:0}
.iv--wide .iv__body{justify-content:center;padding:24px 26px}
.iv--wide h3{font-size:1.2rem}
.tag-unverified{font:600 .62rem var(--ff-m);text-transform:uppercase;letter-spacing:.08em;color:var(--amber);border:1px solid rgba(251,191,36,.45);padding:2px 7px;border-radius:999px;white-space:nowrap}
.topic-dot{width:7px;height:7px;border-radius:50%;display:inline-block}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* conferences */
.conf{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.talks{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.talk{display:grid;grid-template-columns:auto 1fr;gap:16px;padding:16px 18px;border-radius:14px;border:1px solid var(--line);background:var(--panel);transition:.25s}
.talk:hover{border-color:rgba(167,139,250,.5)}
.talk__date{font:500 .72rem var(--ff-m);color:var(--violet);text-align:center;min-width:56px;padding-top:2px;line-height:1.3}
.talk__date b{display:block;font:600 1.2rem var(--ff-h);color:#fff}
.talk h3{font-size:1rem;margin:0 0 4px;line-height:1.3}
.talk h3 a{color:#fff}.talk h3 a:hover{color:var(--cyan)}
.talk p{margin:0;color:var(--dim);font-size:.82rem}
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;position:sticky;top:90px}
.shot{position:relative;aspect-ratio:4/3;border-radius:14px;overflow:hidden;border:1px solid var(--line);background:#0b1020;cursor:zoom-in;padding:0;color:inherit;font:inherit;text-align:left}
.shot picture{display:block;width:100%;height:100%}
.shot img{width:100%;height:100%;object-fit:cover;object-position:var(--fp,50% 50%);transition:transform .6s}
.shot:hover img{transform:scale(1.05)}
.shot__cap{position:absolute;inset:auto 0 0;padding:28px 12px 10px;background:linear-gradient(transparent,rgba(5,7,15,.9));font-size:.78rem;color:#dfe5ff}
.shot__cap b{display:block;font:600 .85rem var(--ff-h)}
.shot--ph{cursor:default;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center;padding:16px;
  border:1.5px dashed rgba(148,163,255,.28);background:repeating-linear-gradient(135deg,rgba(255,255,255,.015) 0 10px,transparent 10px 20px)}
.shot--ph svg{width:34px;height:34px;stroke:var(--dim);fill:none;stroke-width:1.6}
.shot--ph b{font:600 .85rem var(--ff-h);color:#cbd3f5}
.shot--ph span{font-size:.75rem;color:var(--dim)}

/* lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:rgba(3,5,12,.92);backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:40px}
.lightbox[hidden]{display:none}
.lightbox figure{margin:0;max-width:min(1100px,92vw);text-align:center}
.lightbox img{max-height:78vh;margin:0 auto;border-radius:12px;box-shadow:0 30px 100px rgba(0,0,0,.6)}
.lightbox figcaption{color:var(--muted);margin-top:14px;font-size:.9rem}
.lightbox figcaption b{color:#e6ebff}
.lightbox figcaption a{color:var(--cyan,#22d3ee);white-space:nowrap;margin-left:6px}
.lightbox button{position:absolute;background:rgba(255,255,255,.06);border:1px solid var(--line);color:#fff;width:48px;height:48px;border-radius:50%;font-size:1.6rem;cursor:pointer;line-height:1}
.lightbox button:hover{background:rgba(34,211,238,.2)}
.lightbox__close{top:20px;right:20px}
.lightbox--video figure{width:min(1100px,92vw)}
.lightbox--video video{display:block;width:100%;height:auto;max-height:78vh;background:#000;border-radius:12px;box-shadow:0 30px 100px rgba(0,0,0,.6)}
.lightbox__prev{left:20px;top:50%;transform:translateY(-50%)}
.lightbox__next{right:20px;top:50%;transform:translateY(-50%)}

/* contact */
.contact-section{background:radial-gradient(800px 400px at 80% 50%,rgba(129,140,248,.08),transparent 70%)}
.contact{display:grid;grid-template-columns:.85fr 1.15fr;gap:64px;align-items:start}
.contact__intro p{color:var(--muted);font-size:1.05rem}
.contact__meta{list-style:none;padding:0;margin:28px 0 0;display:grid;gap:10px;color:#cbd3f5}
.contact__meta .mono{display:inline-block;min-width:44px;color:var(--cyan)}
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px;padding:32px;border-radius:22px;background:rgba(10,15,32,.7);border:1px solid var(--line);
  box-shadow:0 40px 100px -40px rgba(34,211,238,.25)}
.field{display:flex;flex-direction:column;gap:7px}
.field--full{grid-column:1/-1}
.field label{font:500 .8rem var(--ff-m);color:var(--muted);letter-spacing:.03em}
.field input,.field textarea{font:inherit;color:var(--text);background:rgba(255,255,255,.035);border:1px solid var(--line);border-radius:12px;padding:12px 14px;transition:border-color .2s,box-shadow .2s;resize:vertical}
.field input::placeholder,.field textarea::placeholder{color:var(--dim)}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--cyan);box-shadow:0 0 0 4px rgba(34,211,238,.12)}
.field.is-invalid input,.field.is-invalid textarea{border-color:#fb7185}
.hp{position:absolute!important;left:-10000px;width:1px;height:1px;overflow:hidden}
.turnstile{min-height:65px}
.form__foot{display:flex;align-items:center;gap:18px;flex-wrap:wrap}
.form__status{margin:0;font-size:.92rem;flex:1;min-width:200px}
.form__status.is-ok{color:var(--green)}.form__status.is-err{color:#fb7185}.form__status.is-info{color:var(--amber)}
.form.is-sent{position:relative}
.sent{grid-column:1/-1;text-align:center;padding:40px 10px}
.sent svg{width:64px;height:64px;margin:0 auto 16px;stroke:var(--green);fill:none;stroke-width:2;filter:drop-shadow(0 0 12px rgba(52,211,153,.6))}
.sent svg path{stroke-dasharray:60;stroke-dashoffset:60;animation:draw .8s .2s forwards}
@keyframes draw{to{stroke-dashoffset:0}}
.spinner{width:16px;height:16px;border-radius:50%;border:2px solid rgba(4,16,24,.3);border-top-color:#041018;animation:spin .8s linear infinite}

/* footer */
.footer{border-top:1px solid var(--line);padding:28px 0;font-size:.88rem;color:var(--muted)}
.footer__inner{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;align-items:center}
.footer p{margin:0}
.ok{color:var(--green)}

/* reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s ease,transform .8s ease}
.reveal.is-in{opacity:1;transform:none}

/* responsive */
@media (max-width:1024px){
  .cards,.news{grid-template-columns:repeat(2,1fr)}
  .card--tall{grid-row:auto}
  .conf{grid-template-columns:1fr}
  .gallery{position:static;grid-template-columns:repeat(4,1fr)}
}
@media (max-width:860px){
  .nav__toggle{display:block}
  .nav__links{position:fixed;top:68px;left:0;right:0;flex-direction:column;align-items:stretch;gap:0;padding:12px 24px 24px;background:rgba(5,7,15,.96);
    backdrop-filter:blur(14px);border-bottom:1px solid var(--line);transform:translateY(-8px);opacity:0;pointer-events:none;transition:.25s}
  .nav__links.is-open{transform:none;opacity:1;pointer-events:auto}
  .nav__links a:not(.btn){padding:14px 0;border-bottom:1px solid var(--line);font-size:1rem}
  .nav__links .btn{margin-top:16px;justify-content:center}
  .hero{padding-top:96px}
  .hero__inner{grid-template-columns:1fr;gap:36px}
  .hero__photo{order:-1;max-width:280px}
  .hero__text{text-align:left}
  .about,.contact{grid-template-columns:1fr;gap:44px}
  .about__media{max-width:420px}
  .section{padding:72px 0}
  .about__media::before{inset:-10px 10px 10px -6px}
  .scroll-cue{display:none}
}
@media (max-width:600px){
  .brand{font-size:.95rem;gap:8px}
  .certs__list{gap:6px}.cert{padding:5px 9px;font-size:.7rem;letter-spacing:.03em}
  .wrap{padding:0 18px}
  .cards,.news,.ivs{grid-template-columns:1fr}
  .iv--wide{grid-column:auto;flex-direction:column}
  .iv--wide .iv__thumb{flex:none;aspect-ratio:16/9;min-height:0}
  .telemetry{grid-template-columns:1fr}
  .telemetry li{display:flex;gap:14px;align-items:center}
  .telemetry .mono{margin:0;min-width:104px;white-space:nowrap}
  .gallery{grid-template-columns:1fr 1fr}
  .form{grid-template-columns:1fr;padding:22px}
  .section__head{align-items:flex-start}
  .lightbox{padding:12px}
  .lightbox__prev{left:6px}.lightbox__next{right:6px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}