:root{--bg:#f5f0e7;--paper:#fffaf2;--ink:#203633;--muted:#69736f;--green:#355f57;--green2:#294b45;--rose:#b47f72;--gold:#d8b993;--line:#ded5c7;--shadow:0 18px 50px rgba(42,59,54,.11)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.65;overflow-x:hidden}
a{color:inherit}img{max-width:100%;height:auto;display:block}
.container{width:min(1180px,calc(100% - 40px));margin:auto}
header{position:sticky;top:0;z-index:50;background:rgba(245,240,231,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(76,88,82,.12)}
.nav{height:78px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:12px;font-family:Georgia,serif;font-weight:700;font-size:20px}
.brand-mark{width:44px;height:44px;border-radius:50%;background:var(--green);color:#f5ead9;display:grid;place-items:center;font-family:Georgia,serif;font-size:28px;border:2px solid var(--gold)}
.navlinks{display:flex;gap:25px;font-size:14px;font-weight:700}.navlinks a{text-decoration:none}
.lang{display:flex;background:#ebe3d7;border:1px solid #d8cdbc;border-radius:999px;padding:4px}
.lang button{border:0;background:transparent;padding:8px 13px;border-radius:999px;font-weight:800;cursor:pointer;color:#55615e}
.lang button.active{background:var(--green);color:white}
.hero{padding:72px 0 48px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:64px;align-items:center}
.eyebrow{font-size:14px;letter-spacing:.17em;text-transform:uppercase;font-weight:900;color:var(--rose);margin-bottom:18px}
h1,h2,h3{font-family:Georgia,"Times New Roman",serif;line-height:1.08;margin:0}
h1{font-size:clamp(56px,7vw,96px);letter-spacing:-.04em}
.hero .lead{font-size:22px;color:#465552;max-width:700px;margin:24px 0}
.pills{display:flex;flex-wrap:wrap;gap:10px;margin:26px 0 32px}
.pill{padding:10px 14px;border:1px solid #cfc2b0;border-radius:999px;background:rgba(255,255,255,.45);font-size:13px;font-weight:800}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{padding:14px 20px;border-radius:13px;text-decoration:none;font-weight:900;border:1px solid #c9bca9;display:inline-flex;align-items:center;justify-content:center}
.btn.primary{background:var(--green);color:white;border-color:var(--green)}
.portrait-wrap{position:relative}
.portrait-card{background:#d9c8b1;border-radius:36px;overflow:hidden;box-shadow:var(--shadow);padding:12px}
.portrait-card img{width:100%;aspect-ratio:4/5;object-fit:cover;border-radius:27px}
.quote{position:absolute;left:-42px;bottom:34px;background:var(--paper);padding:18px 20px;border-radius:18px;box-shadow:var(--shadow);max-width:290px;font-family:Georgia,serif;font-size:18px;border:1px solid var(--line)}
section{padding:72px 0}.section-kicker{font-size:13px;text-transform:uppercase;letter-spacing:.16em;font-weight:900;color:var(--rose);margin-bottom:12px}
h2{font-size:clamp(38px,5vw,58px);margin-bottom:22px}h3{font-size:28px;margin-top:30px}
.about-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:start}
.card{background:var(--paper);border:1px solid var(--line);border-radius:28px;padding:30px;box-shadow:0 12px 35px rgba(48,61,56,.06)}
.fact-list{display:grid;gap:15px}.fact{display:grid;grid-template-columns:42px 1fr;gap:14px;padding-bottom:15px;border-bottom:1px solid var(--line)}.fact:last-child{border-bottom:0;padding-bottom:0}.num{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;background:#e9ded0;color:var(--green);font-weight:900}
.services{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:18px}.service{padding:16px 17px;background:#f0e8dd;border-radius:16px;font-weight:700}
.docs{background:var(--green2);color:white}.docs .section-kicker{color:#e3b6aa}.docs p{color:#d8e1de}
.cert-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:28px}
.cert{appearance:none;border:0;background:#fffaf2;border-radius:16px;padding:8px;cursor:pointer;text-align:left;box-shadow:0 10px 25px rgba(0,0,0,.13);transition:.2s}
.cert:hover{transform:translateY(-3px)}.cert img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px}
.cert span{display:block;color:#2e403c;font-size:12px;line-height:1.35;padding:9px 5px 4px;font-weight:800}
.article-shell{max-width:820px;margin:auto}.article-shell p{font-size:18px;color:#465350}.article-shell .lead{font-size:22px;color:#2e403c}
.article-shell a{color:var(--green);font-weight:900;text-decoration-thickness:2px;text-underline-offset:3px}
.profile-link{margin-top:38px;padding:20px 22px;border-left:4px solid var(--rose);background:#eee4d8;border-radius:0 16px 16px 0}
footer{padding:38px 0 48px;border-top:1px solid var(--line);font-size:14px;color:#66716e}
.footer-row{display:flex;justify-content:space-between;gap:20px;align-items:center;flex-wrap:wrap}
.lightbox{position:fixed;inset:0;background:rgba(18,25,23,.88);z-index:100;display:none;place-items:center;padding:24px}.lightbox.open{display:grid}.lightbox img{max-width:min(1200px,94vw);max-height:90vh;border-radius:14px;box-shadow:0 20px 80px rgba(0,0,0,.4)}.lightbox button{position:absolute;right:24px;top:20px;width:46px;height:46px;border-radius:50%;border:0;background:white;font-size:25px;cursor:pointer}
html[data-site-lang="uk"] [data-lang="ru"]{display:none!important}
html[data-site-lang="ru"] [data-lang="uk"]{display:none!important}
@media(max-width:960px){.navlinks{display:none}.hero-grid,.about-grid{grid-template-columns:1fr}.hero{padding-top:46px}.portrait-wrap{max-width:650px;margin:auto}.quote{left:14px}.cert-grid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:620px){.container{width:min(100% - 24px,1180px)}.nav{height:68px}.brand{font-size:17px}.brand-mark{width:38px;height:38px;font-size:24px}h1{font-size:54px}.hero .lead{font-size:18px}.hero-grid{gap:34px}.quote{position:static;margin-top:12px;max-width:none}.pills{display:grid;grid-template-columns:1fr 1fr}.pill:last-child{grid-column:1/-1}.cta-row{display:grid;grid-template-columns:1fr 1fr}.btn{padding:13px 10px;font-size:14px}section{padding:52px 0}.services{grid-template-columns:1fr}.cert-grid{grid-template-columns:repeat(2,1fr)}.cert span{font-size:11px}.article-shell p{font-size:17px}.article-shell .lead{font-size:19px}}

/* ===== Modern UI layer ===== */
.scroll-progress{
  position:fixed;left:0;top:0;height:3px;width:0;z-index:200;
  background:linear-gradient(90deg,var(--rose),var(--gold),var(--green));
  box-shadow:0 0 18px rgba(180,127,114,.45)
}
.ambient{
  position:fixed;border-radius:50%;filter:blur(80px);pointer-events:none;z-index:-1;opacity:.3;
  animation:floatAmbient 14s ease-in-out infinite alternate
}
.ambient-a{width:360px;height:360px;background:#d6ad9f;left:-120px;top:120px}
.ambient-b{width:420px;height:420px;background:#b7cfc5;right:-150px;top:35vh;animation-delay:-5s}
.ambient-c{width:300px;height:300px;background:#e1c7a3;left:35%;bottom:-130px;animation-delay:-9s}
@keyframes floatAmbient{to{transform:translate3d(35px,-25px,0) scale(1.08)}}

.cursor-glow{
  position:fixed;width:220px;height:220px;border-radius:50%;
  background:radial-gradient(circle,rgba(214,173,159,.16),rgba(214,173,159,0) 68%);
  pointer-events:none;z-index:0;transform:translate(-50%,-50%);opacity:0;transition:opacity .25s
}
body:hover .cursor-glow{opacity:1}

header{
  transition:box-shadow .25s ease,background .25s ease
}
header.scrolled{
  box-shadow:0 8px 28px rgba(31,54,50,.08);
  background:rgba(245,240,231,.96)
}

.hero{position:relative;isolation:isolate}
.hero:before{
  content:"";position:absolute;inset:20px 3vw 0 auto;width:42vw;max-width:620px;height:74%;
  border:1px solid rgba(180,127,114,.16);border-radius:48% 52% 45% 55% / 55% 42% 58% 45%;
  transform:rotate(-7deg);z-index:-1
}
.portrait-card{
  transform-style:preserve-3d;
  transition:transform .25s ease,box-shadow .25s ease
}
.portrait-card:after{
  content:"";position:absolute;inset:0;border-radius:36px;
  background:linear-gradient(120deg,transparent 20%,rgba(255,255,255,.16) 50%,transparent 72%);
  transform:translateX(-120%);transition:transform .9s ease;pointer-events:none
}
.portrait-card:hover:after{transform:translateX(120%)}
.portrait-wrap{perspective:1000px}
.quote{
  border:1px solid rgba(255,255,255,.7);
  backdrop-filter:blur(12px)
}

.signal-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:20px;max-width:720px
}
.signal-card{
  position:relative;padding:14px 14px 15px;border-radius:17px;
  background:rgba(255,250,242,.58);border:1px solid rgba(206,191,170,.7);
  backdrop-filter:blur(12px);transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease
}
.signal-card:hover{transform:translateY(-4px);box-shadow:0 14px 35px rgba(49,72,65,.09);border-color:#bfa88b}
.signal-card strong,.signal-card small{display:block}
.signal-card strong{font-size:13px}
.signal-card small{font-size:11px;color:#69736f;margin-top:3px}
.signal-icon{display:inline-grid;place-items:center;width:26px;height:26px;border-radius:50%;background:var(--green);color:white;margin-bottom:9px;font-size:12px}

.method-ribbon{padding:0 0 10px}
.ribbon-inner{
  border-top:1px solid rgba(53,95,87,.14);border-bottom:1px solid rgba(53,95,87,.14);
  padding:16px 0;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:22px;overflow:hidden
}
.ribbon-label{font-size:12px;text-transform:uppercase;letter-spacing:.13em;font-weight:900;color:var(--rose);white-space:nowrap}
.marquee{overflow:hidden;mask-image:linear-gradient(90deg,transparent,#000 8%,#000 92%,transparent)}
.marquee-track{
  display:flex;align-items:center;gap:18px;width:max-content;white-space:nowrap;
  animation:marquee 24s linear infinite;font-size:12px;font-weight:900;letter-spacing:.14em;color:#66736f
}
.marquee-track i{font-style:normal;color:var(--gold)}
@keyframes marquee{to{transform:translateX(-50%)}}

.reveal{opacity:0;transform:translateY(24px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:none}

.card,.service,.cert,.focus-item{
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease
}
.card:hover{transform:translateY(-4px);box-shadow:0 22px 55px rgba(48,61,56,.1)}
.service{
  position:relative;overflow:hidden;border:1px solid transparent
}
.service:before{
  content:"";position:absolute;left:0;top:0;width:4px;height:100%;background:linear-gradient(var(--rose),var(--gold));
  transform:scaleY(0);transform-origin:bottom;transition:transform .25s ease
}
.service:hover{transform:translateX(4px);background:#f6efe6;border-color:#dfd2c2}
.service:hover:before{transform:scaleY(1)}

.focus-panel{padding-top:30px}
.focus-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:54px;align-items:start}
.focus-stack{display:grid;gap:12px}
.focus-item{
  background:rgba(255,250,242,.72);border:1px solid var(--line);border-radius:18px;padding:0 18px;backdrop-filter:blur(10px)
}
.focus-item[open]{box-shadow:0 16px 38px rgba(47,65,59,.07);border-color:#cbb8a1}
.focus-item summary{
  list-style:none;cursor:pointer;padding:18px 0;font-weight:900;display:flex;align-items:center;justify-content:space-between;gap:20px
}
.focus-item summary::-webkit-details-marker{display:none}
.focus-item summary b{font-size:22px;color:var(--rose);transition:transform .25s ease}
.focus-item[open] summary b{transform:rotate(45deg)}
.focus-item p{margin:0 0 18px;color:#5b6965}

.quick-nav{
  position:fixed;right:18px;top:50%;transform:translateY(-50%);z-index:60;
  display:grid;gap:8px;padding:8px;border-radius:18px;
  background:rgba(255,250,242,.72);border:1px solid rgba(210,198,180,.75);backdrop-filter:blur(16px);
  box-shadow:0 12px 32px rgba(42,59,54,.08)
}
.quick-nav a{
  width:34px;height:34px;border-radius:11px;display:grid;place-items:center;text-decoration:none;
  font-size:11px;font-weight:900;color:#71807b;transition:.2s
}
.quick-nav a:hover,.quick-nav a.active{background:var(--green);color:white;transform:scale(1.05)}

.article-shell h3{position:relative;padding-left:20px}
.article-shell h3:before{
  content:"";position:absolute;left:0;top:.25em;width:4px;height:1.15em;border-radius:9px;background:linear-gradient(var(--rose),var(--gold))
}
.profile-link{
  position:relative;overflow:hidden
}
.profile-link:after{
  content:"";position:absolute;right:-35px;bottom:-55px;width:140px;height:140px;border:1px solid rgba(180,127,114,.25);border-radius:50%
}

.cert{position:relative;overflow:hidden}
.cert:after{
  content:"↗";position:absolute;right:13px;top:12px;width:28px;height:28px;border-radius:50%;
  background:rgba(32,54,51,.82);color:white;display:grid;place-items:center;
  opacity:0;transform:translateY(6px);transition:.2s
}
.cert:hover:after{opacity:1;transform:none}

@media(max-width:1100px){.quick-nav{display:none}}
@media(max-width:960px){
  .focus-grid{grid-template-columns:1fr}
  .signal-grid{grid-template-columns:repeat(3,1fr)}
  .hero:before{width:68vw}
}
@media(max-width:620px){
  .cursor-glow{display:none}
  .signal-grid{grid-template-columns:1fr}
  .ribbon-inner{grid-template-columns:1fr;gap:8px}
  .method-ribbon{padding-top:0}
  .marquee-track{animation-duration:18s}
  .hero:before{display:none}
  .focus-grid{gap:24px}
}

/* Respect reduced motion */
@media(prefers-reduced-motion:reduce){
  *,*:before,*:after{scroll-behavior:auto!important;animation:none!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}