:root{
  --bg:#fbfbfd; --bg-rgb:251,251,253; --alt:#f5f5f7; --card:#fff; --text:#1d1d1f; --muted:#6e6e73; --line:rgba(0,0,0,.1);
  --accent:#0a5ca8; --accent-h:#00407a; --btn:#0a5ca8; --btn-h:#00407a; --radius:1.375rem; --nav-h:52px;
  --font:-apple-system,BlinkMacSystemFont,"SF Pro Display","SF Pro Text","Inter","Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
@media (prefers-color-scheme:dark){
  :root{--bg:#000; --bg-rgb:0,0,0; --alt:#111113; --card:#1c1c1e; --text:#f5f5f7; --muted:#a1a1a6; --line:rgba(255,255,255,.14); --accent:#3aa6f0; --accent-h:#6bbcf5; --btn:#0f6fc0; --btn-h:#1a7ccf}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:calc(var(--nav-h) + 12px);-webkit-text-size-adjust:100%}
body{margin:0;font:1.0625rem/1.5 var(--font);font-optical-sizing:auto;letter-spacing:0;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
img{max-width:100%;display:block}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:2px solid var(--accent);outline-offset:3px;border-radius:6px}
h1,h2,h3{margin:0;font-optical-sizing:auto}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:var(--card);padding:8px 14px;border-radius:10px;z-index:100}

/* ---- Navigation: translucent material, soft scroll edge instead of a hard divider ---- */
.nav{position:sticky;top:0;z-index:50;height:var(--nav-h);background:rgba(var(--bg-rgb),.72);backdrop-filter:saturate(180%) blur(20px);-webkit-backdrop-filter:saturate(180%) blur(20px)}
.nav::after{content:"";position:absolute;left:0;right:0;top:100%;height:20px;pointer-events:none;opacity:0;transition:opacity .3s ease;
  backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px);
  -webkit-mask-image:linear-gradient(#000,transparent);mask-image:linear-gradient(#000,transparent);
  background:linear-gradient(rgba(var(--bg-rgb),.55),transparent)}
.nav.scrolled::after{opacity:1}
.nav-inner{max-width:67.5rem;margin:0 auto;height:100%;padding:0 1.375rem;display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.brand{display:flex;align-items:center;gap:.5rem;color:var(--text);font-weight:600;letter-spacing:-.01em}
.brand:hover{text-decoration:none}
.brand .logo{height:30px;width:auto;display:block}
.links{display:flex;gap:1.25rem}
.links a{color:var(--text);opacity:.72;font-size:.8125rem;letter-spacing:.01em;padding:.75rem .35rem;transition:opacity .15s}
.links a:hover,.links a[aria-current="true"]{opacity:1;text-decoration:none}
.links a[aria-current="true"]{font-weight:500}
.tools{display:flex;align-items:center;gap:.5rem}
.lang{font:600 .75rem var(--font);letter-spacing:.02em;color:var(--text);background:transparent;border:1px solid var(--line);border-radius:999px;padding:.4rem .75rem;min-height:32px;cursor:pointer;transition:background .15s,transform .1s ease-out}
.lang:hover{background:var(--alt)}
.lang:active{transform:scale(.95)}
.menu-btn{display:none;position:relative;width:40px;height:40px;border:0;background:none;cursor:pointer;color:var(--text);transition:transform .1s ease-out}
.menu-btn:active{transform:scale(.92)}
.menu-btn span{position:absolute;left:11px;right:11px;height:1.5px;background:currentColor;border-radius:2px;transition:transform .35s cubic-bezier(.2,.8,.2,1),top .35s cubic-bezier(.2,.8,.2,1)}
.menu-btn span:nth-child(1){top:16px}
.menu-btn span:nth-child(2){top:23px}
.menu-btn[aria-expanded="true"] span:nth-child(1){top:19.5px;transform:rotate(45deg)}
.menu-btn[aria-expanded="true"] span:nth-child(2){top:19.5px;transform:rotate(-45deg)}

/* ---- Mobile sheet: emerges from the nav, returns to it ---- */
.scrim{position:fixed;inset:0;z-index:30;background:rgba(0,0,0,.4);opacity:0;pointer-events:none}
.sheet{display:none;position:fixed;left:0;right:0;top:0;z-index:40;padding:calc(var(--nav-h) + .5rem) 1.375rem 0;
  background:rgba(var(--bg-rgb),.82);
  backdrop-filter:blur(calc(var(--p,0) * 28px)) saturate(180%);-webkit-backdrop-filter:blur(calc(var(--p,0) * 28px)) saturate(180%);
  border-radius:0 0 1.5rem 1.5rem;box-shadow:0 24px 60px rgba(0,0,0,.28);
  transform:translate3d(0,-110%,0);transform-origin:top right;touch-action:none;will-change:transform}
.sheet nav{display:flex;flex-direction:column}
.sheet nav a{color:var(--text);font-size:1.75rem;font-weight:600;line-height:1.2;letter-spacing:-.012em;padding:.9rem 0;border-top:1px solid var(--line);transition:opacity .15s,transform .1s ease-out}
.sheet nav a:first-child{border-top:0}
.sheet nav a:active{transform:scale(.98);opacity:.7}
.sheet nav a[aria-current="true"]{color:var(--accent)}
.sheet nav a:hover{text-decoration:none}
.grab{width:2.25rem;height:5px;border-radius:3px;background:var(--line);margin:.75rem auto 1rem}

/* ---- Hero ---- */
.hero{text-align:center;padding:4.5rem 1.375rem 0}
.eyebrow{font-size:.875rem;font-weight:600;line-height:1.3;letter-spacing:.01em;color:var(--muted);margin:0 0 .75rem}
.hero h1{font-size:clamp(2.75rem,8vw,5.5rem);line-height:1.04;font-weight:700;letter-spacing:-.035em}
.lead{max-width:40rem;margin:1.375rem auto 0;font-size:clamp(1.1875rem,2.4vw,1.5rem);line-height:1.35;letter-spacing:-.008em;color:var(--muted)}
.cta{display:flex;gap:1.375rem;justify-content:center;align-items:center;margin:2rem 0 3.5rem;flex-wrap:wrap}
.btn{display:inline-block;font:500 1.0625rem var(--font);padding:.75rem 1.5rem;border-radius:999px;border:0;cursor:pointer;transition:background .2s,transform .1s ease-out}
.btn:active{transform:scale(.97)}
.btn.primary{background:var(--btn);color:#fff}
.btn.primary:hover{background:var(--btn-h);text-decoration:none}
.btn.link{padding:.75rem 0;color:var(--accent);background:none}
.hero-img{margin:0 auto;max-width:73.75rem;border-radius:1.75rem 1.75rem 0 0;overflow:hidden;background:linear-gradient(160deg,#9fd0f0,#e4f1fb);aspect-ratio:16/8}
.hero-img img{width:100%;height:100%;object-fit:cover}

/* ---- Sections ---- */
.section{padding:7.5rem 1.375rem}
.section.alt{background:var(--alt)}
.wrap{max-width:67.5rem;margin:0 auto}
.wrap.narrow{max-width:47.5rem}
h2{font-size:clamp(2.125rem,5vw,3.5rem);line-height:1.08;font-weight:700;letter-spacing:-.025em}
h3{letter-spacing:-.012em;line-height:1.2}
.center{text-align:center;margin-bottom:3.5rem}
.sub{max-width:38.75rem;margin:1.125rem auto 0;color:var(--muted);font-size:1.1875rem;line-height:1.45;letter-spacing:-.005em}
.split{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.split p{color:var(--muted);font-size:1.1875rem;line-height:1.45;letter-spacing:-.005em}
.split h2{margin-bottom:1.25rem}
.photo{margin:0;border-radius:var(--radius);overflow:hidden;aspect-ratio:4/5;background:linear-gradient(160deg,#c9d9e6,#eef3f7)}
.photo img{width:100%;height:100%;object-fit:cover}
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem;margin:2.25rem 0 0}
.stats dt{font-size:2.5rem;line-height:1.1;font-weight:700;letter-spacing:-.03em;color:var(--text)}
.stats dd{margin:.25rem 0 0;font-size:.875rem;line-height:1.35;letter-spacing:.01em;color:var(--muted)}

/* ---- Cards ---- */
.cards{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
#portfolio .center{margin-bottom:0}
.card{background:var(--alt);border-radius:var(--radius);padding:2.25rem 1.875rem 2.5rem;transition:transform .4s cubic-bezier(.2,.8,.2,1)}
.card h3{font-size:1.5rem;font-weight:600;margin:1.25rem 0 .625rem}
.card p{margin:0;color:var(--muted)}
.ico{width:3.25rem;height:3.25rem;border-radius:.875rem;background:var(--btn);display:grid;place-items:center}
.ico svg{width:1.625rem;height:1.625rem;fill:none;stroke:#fff;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}

/* ---- Gallery ---- */
.gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
.tile{margin:0;position:relative;border-radius:var(--radius);overflow:hidden;min-height:21rem;background:linear-gradient(160deg,#b8d4ea,#e8f1f8)}
.tile.big{grid-row:span 2;min-height:43.75rem}
.tile img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .9s cubic-bezier(.2,.8,.2,1)}
.tile:hover img{transform:scale(1.04)}
/* vibrancy: heavier weight + a touch of tracking over a changing background */
.tile figcaption{position:absolute;left:0;right:0;bottom:0;padding:4.5rem 1.5rem 1.375rem;color:#fff;background:linear-gradient(transparent,rgba(0,0,0,.68));display:flex;flex-direction:column;gap:.125rem;text-shadow:0 1px 8px rgba(0,0,0,.25)}
.tile figcaption b{font-size:1.25rem;font-weight:650;letter-spacing:.005em}
.tile figcaption span{font-size:.875rem;font-weight:500;letter-spacing:.012em;opacity:.92}

/* ---- Contact ---- */
.contact-grid{display:grid;grid-template-columns:minmax(0,38rem);justify-content:center;gap:1.25rem}
.contact-card{background:var(--alt);border-radius:var(--radius);padding:2.25rem 2rem}
.contact-card h3{font-size:1.5rem;margin-bottom:1.25rem}
.plain{list-style:none;margin:0;padding:0}
.plain li{padding:.875rem 0;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:.125rem}
.plain li:first-child{border-top:0;padding-top:0}
.plain span{font-size:.8125rem;letter-spacing:.01em;color:var(--muted)}
.plain b{font-weight:500}
form label{display:block;margin-bottom:.875rem}
form label>span{display:block;font-size:.8125rem;letter-spacing:.01em;color:var(--muted);margin-bottom:.375rem}
input,select,textarea{width:100%;font:1.0625rem var(--font);color:var(--text);background:var(--card);border:1px solid var(--line);border-radius:.75rem;padding:.75rem .875rem;outline:none;transition:border-color .2s,box-shadow .2s}
input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 22%,transparent)}
[aria-invalid="true"]{border-color:#d93025!important}
[aria-invalid="true"]:focus{box-shadow:0 0 0 4px rgba(217,48,37,.2)}
.err{display:block;margin-top:.375rem;font-size:.8125rem;line-height:1.35;color:#d93025;min-height:0}
@media (prefers-color-scheme:dark){.err{color:#ff6b61}}
label.check{display:flex;flex-wrap:wrap;gap:.625rem;align-items:flex-start}
label.check input{width:1.125rem;height:1.125rem;margin-top:.2rem;flex:none}
label.check>span{flex:1;margin:0;font-size:.8125rem;line-height:1.4}
label.check .err{flex-basis:100%}
.note{margin:.875rem 0 0;font-size:.875rem;color:var(--muted);min-height:1.4em}
.note.ok{color:var(--accent)}

/* ---- Legal ---- */
.legal h2{margin-bottom:1.75rem}
.facts{margin:0 0 2rem;background:var(--card);border-radius:var(--radius);padding:.5rem 1.75rem}
.facts div{display:grid;grid-template-columns:15rem 1fr;gap:1rem;padding:.875rem 0;border-top:1px solid var(--line)}
.facts div:first-child{border-top:0}
.facts dt{color:var(--muted);font-size:.9375rem}
.facts dd{margin:0;font-size:.9375rem}
details{background:var(--card);border-radius:1rem;padding:1rem 1.375rem;margin-bottom:.625rem}
summary{cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;min-height:1.5rem}
summary::after{content:"+";color:var(--muted);font-weight:400;font-size:1.375rem;line-height:1}
details[open] summary::after{content:"–"}
summary::-webkit-details-marker{display:none}
details p{color:var(--muted);font-size:.9375rem;margin:.75rem 0 0}
.policy{margin-top:.5rem}
.policy h4{margin:1.125rem 0 0;font-size:.9375rem;font-weight:600;letter-spacing:-.005em;color:var(--text)}
.policy h4:first-child{margin-top:.5rem}
.policy h4+p{margin-top:.25rem}

/* ---- Footer ---- */
.footer{padding:1.75rem 1.375rem 2.5rem;color:var(--muted);font-size:.75rem;letter-spacing:.01em;border-top:1px solid var(--line)}
.footer p{margin:0 0 .375rem}
.foot-logo{display:block;margin:0 0 1.25rem}
.foot-logo img{width:10.5rem;height:auto}

/* ---- Reveal ---- */
.reveal{opacity:0;transform:translateY(1.5rem);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}

/* ---- Hover only where hover exists ---- */
@media (hover:hover){.section:not(.alt) .card:hover{transform:translateY(-4px)}}

/* ---- Responsive ---- */
@media (max-width:860px){
  .links{display:none}
  .menu-btn{display:block}
  .sheet{display:block}
  .section{padding:5rem 1.375rem}
  .split,.contact-grid,.cards,.gallery{grid-template-columns:1fr}
  .split{gap:2.25rem}
  .tile.big{grid-row:auto;min-height:26rem}
  .facts div{grid-template-columns:1fr;gap:.125rem}
  .hero-img{aspect-ratio:4/3;border-radius:1.25rem 1.25rem 0 0}
}

/* ---- Accessibility: reduced motion, transparency, contrast ---- */
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  /* gentler equivalent, not no feedback: cross-fade only, no travel, no overshoot */
  .reveal{transform:none;transition:opacity .4s ease}
  .card,.tile img{transition:none}
  .tile:hover img{transform:none}
  .menu-btn span{transition:none}
  .sheet{transform:none!important;opacity:0;visibility:hidden;transition:opacity .2s ease,visibility 0s linear .2s}
  .sheet.open{opacity:1;visibility:visible;transition:opacity .2s ease}
  .scrim{transition:opacity .2s ease}
}
@media (prefers-reduced-transparency:reduce){
  .nav,.sheet{background:var(--bg);backdrop-filter:none;-webkit-backdrop-filter:none}
  .nav::after{display:none}
  .scrim{background:rgba(0,0,0,.6)}
}
@media (prefers-contrast:more){
  :root{--line:rgba(128,128,128,.7);--muted:#4a4a4f}
  .nav,.sheet{background:var(--bg)}
  .nav{border-bottom:1px solid var(--text)}
  .card,.contact-card,details,.facts{border:1px solid var(--text)}
  .tile figcaption{background:rgba(0,0,0,.85)}
}
@media (prefers-contrast:more) and (prefers-color-scheme:dark){:root{--muted:#d0d0d5}}