/* PSI Research Center — psiresearchcenter.com
   Stylesheet for index.html (trilingual EN/FR/DE one-page site). */

:root {
  --deep:#0A1520;--navy:#111E2E;--mid:#1A2E44;--blue:#1E3A5A;
  --accent:#2A6496;--accent-light:#4A90C4;--accent-glow:#6BAED6;
  --gold:#C5A55A;--gold-light:#DFC380;
  --cream:#F0EDE6;--offwhite:#F7F5F1;--white:#FFFFFF;
  --text:#0A1520;--text-muted:rgba(10,21,32,0.6);
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
:focus-visible{outline:2px solid var(--gold);outline-offset:2px;}
body{font-family:'DM Sans',sans-serif;font-weight:300;background:var(--offwhite);color:var(--text);overflow-x:hidden;}
body.menu-open{overflow:hidden;}

/* LANG */
.lang-switcher{
  position:fixed;top:20px;right:56px;z-index:300;
  display:flex;background:rgba(10,21,32,0.9);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  border:1px solid rgba(197,165,90,0.2);
}
.lang-btn{
  padding:7px 13px;font-size:0.62rem;font-weight:300;letter-spacing:0.18em;
  text-transform:uppercase;background:transparent;text-decoration:none;display:inline-block;
  border:none;cursor:pointer;transition:all 0.2s;font-family:'DM Sans',sans-serif;
  border-right:1px solid rgba(197,165,90,0.15);color:rgba(240,237,230,0.4);
}
.lang-btn:last-child{border-right:none;}
.lang-btn:hover,.lang-btn.active{color:var(--gold);background:rgba(197,165,90,0.08);}

/* MOBILE MENU (hamburger + slide-in panel; inert on desktop) */
.hamburger{display:none;}
.nav-panel{display:contents;}
.nav-overlay{display:none;}
.nav-lang{display:none;}

/* NAV */
nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  display:flex;align-items:center;justify-content:space-between;
  padding:20px 56px;
  background:rgba(247,245,241,0.94);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(10,21,32,0.08);
  transition:box-shadow 0.3s;
}
nav.scrolled{box-shadow:0 2px 24px rgba(10,21,32,0.1);}
.nav-logo{font-family:'Cormorant Garamond',serif;font-size:1.35rem;font-weight:400;letter-spacing:0.06em;color:var(--deep);text-decoration:none;display:flex;align-items:center;gap:10px;}
.nav-logo-psi{display:flex;align-items:center;justify-content:center;width:32px;height:32px;border:1.5px solid var(--accent);border-radius:50%;font-size:1rem;color:var(--accent);font-style:italic;line-height:1;}
.nav-links{display:flex;align-items:center;gap:36px;list-style:none;margin-right:160px;}
.nav-links a{font-size:0.72rem;font-weight:400;letter-spacing:0.1em;text-transform:uppercase;color:var(--text-muted);text-decoration:none;transition:color 0.2s;}
.nav-links a:hover{color:var(--deep);}
/* `a.nav-cta` (not `.nav-cta`): needs to out-rank `.nav-links a`'s color rule above,
   which a same-specificity `.nav-cta` class selector can't do — it was losing that
   fight and rendering "Contact" in near-invisible dark-on-dark text. */
a.nav-cta{padding:10px 24px;background:var(--deep);color:var(--cream);font-size:0.72rem;font-weight:400;letter-spacing:0.12em;text-transform:uppercase;text-decoration:none;transition:background 0.3s;}
a.nav-cta:hover{background:var(--blue);}

/* HERO */
.hero{display:grid;grid-template-columns:1fr 1fr;min-height:100vh;padding-top:80px;}
.hero-left{
  background:var(--deep);padding:80px 64px;
  display:flex;flex-direction:column;justify-content:center;
  position:relative;overflow:hidden;
}
.hero-left::before{
  content:'Ψ';position:absolute;bottom:-80px;right:-40px;
  font-family:'Cormorant Garamond',serif;font-size:22rem;font-style:italic;
  color:rgba(255,255,255,0.025);pointer-events:none;line-height:1;
}
.hero-left::after{
  content:'';position:absolute;top:0;left:0;right:0;bottom:0;
  background:radial-gradient(ellipse at 20% 30%, rgba(42,100,150,0.2) 0%, transparent 60%);
  pointer-events:none;
}
.hero-tag{font-size:0.65rem;font-weight:400;letter-spacing:0.3em;text-transform:uppercase;color:var(--gold);margin-bottom:24px;display:flex;align-items:center;gap:12px;opacity:0;animation:fadeUp 0.5s 0.05s forwards;position:relative;z-index:1;}
.hero-tag::before{content:'';width:28px;height:1px;background:var(--gold);flex-shrink:0;}
.hero-title{font-family:'Cormorant Garamond',serif;font-size:clamp(2.5rem,4vw,4.2rem);font-weight:300;line-height:1.05;color:var(--cream);margin-bottom:28px;opacity:0;animation:fadeUp 0.5s 0.15s forwards;position:relative;z-index:1;}
.hero-title em{color:var(--gold);font-style:italic;}
.hero-subtitle{font-family:'Cormorant Garamond',serif;font-size:1.05rem;font-style:italic;color:rgba(240,237,230,0.6);line-height:1.75;margin-bottom:48px;max-width:420px;opacity:0;animation:fadeUp 0.5s 0.25s forwards;position:relative;z-index:1;}
.hero-ctas{display:flex;gap:16px;flex-wrap:wrap;opacity:0;animation:fadeUp 0.5s 0.35s forwards;position:relative;z-index:1;}
.btn-primary{padding:14px 32px;background:var(--gold);color:var(--deep);font-size:0.72rem;font-weight:400;letter-spacing:0.15em;text-transform:uppercase;text-decoration:none;transition:all 0.3s;}
.btn-primary:hover{background:var(--gold-light);}
.btn-ghost{padding:14px 32px;border:1px solid rgba(240,237,230,0.3);color:var(--cream);font-size:0.72rem;font-weight:400;letter-spacing:0.15em;text-transform:uppercase;text-decoration:none;transition:all 0.3s;}
.btn-ghost:hover{border-color:var(--gold);color:var(--gold);}
.btn-sm{font-size:0.65rem;}
.btn-ghost-light{border-color:rgba(10,21,32,0.2);color:var(--text);}
.hero-right{background:var(--navy);position:relative;overflow:hidden;display:flex;align-items:center;justify-content:center;}
.hero-right::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at 60% 40%,rgba(42,100,150,0.15) 0%,transparent 60%);}
.hero-right-inner{padding:64px 48px;display:flex;flex-direction:column;gap:16px;max-width:480px;position:relative;z-index:2;width:100%;}
.research-preview{background:rgba(255,255,255,0.03);border:1px solid rgba(255,255,255,0.07);padding:22px 26px;transition:all 0.3s;cursor:pointer;opacity:0;animation:fadeLeft 0.45s forwards;}
.research-preview:nth-child(1){animation-delay:0.15s;}
.research-preview:nth-child(2){animation-delay:0.25s;}
.research-preview:nth-child(3){animation-delay:0.35s;}
.research-preview:nth-child(4){animation-delay:0.45s;}
.research-preview:nth-child(5){animation-delay:0.55s;}
.research-preview:hover{background:rgba(255,255,255,0.06);border-color:rgba(197,165,90,0.3);transform:translateX(6px);}
.rp-tag{font-size:0.58rem;font-weight:400;letter-spacing:0.25em;text-transform:uppercase;color:var(--gold);margin-bottom:5px;}
.rp-title{font-family:'Cormorant Garamond',serif;font-size:0.98rem;font-weight:400;color:var(--cream);line-height:1.25;}

/* ORNAMENT */
.ornament-divider{display:flex;align-items:center;justify-content:center;padding:56px 56px;background:var(--offwhite);gap:24px;}
.ornament-line{flex:1;height:1px;background:rgba(10,21,32,0.12);}
.ornament-symbol{font-family:'Cormorant Garamond',serif;font-size:1.3rem;font-style:italic;color:var(--accent);letter-spacing:0.2em;text-align:center;}

/* SECTION COMMONS */
.section-label{font-size:0.62rem;font-weight:400;letter-spacing:0.3em;text-transform:uppercase;color:var(--accent);margin-bottom:12px;display:flex;align-items:center;gap:12px;}
.section-label::before{content:'';width:28px;height:1px;background:var(--gold);flex-shrink:0;}
.section-title{font-family:'Cormorant Garamond',serif;font-size:clamp(1.8rem,3vw,2.7rem);font-weight:300;color:var(--deep);line-height:1.15;margin-bottom:28px;}
.section-title em{color:var(--accent);font-style:italic;}
.section-body{font-size:0.88rem;font-weight:300;line-height:1.9;color:var(--text-muted);margin-bottom:18px;}
.gold-divider{width:60px;height:1px;background:var(--gold);margin:28px 0;}
.reveal{opacity:0;transform:translateY(32px);transition:opacity 0.45s ease,transform 0.45s ease;}
.reveal.visible{opacity:1;transform:none;}

/* INTRO / MISSION */
.mission{padding:100px 56px;background:var(--offwhite);display:grid;grid-template-columns:1fr 2fr;gap:80px;align-items:start;}
.mission-label{font-size:0.62rem;font-weight:400;letter-spacing:0.3em;text-transform:uppercase;color:var(--accent);display:flex;flex-direction:column;gap:12px;padding-top:8px;}
.mission-label::before{content:'';width:28px;height:1px;background:var(--gold);}
.mission-quote{font-family:'Cormorant Garamond',serif;font-size:1.45rem;font-style:italic;font-weight:300;line-height:1.55;color:var(--deep);border-left:2px solid var(--gold);padding-left:24px;margin:32px 0;max-width:580px;}

/* RESEARCH AXES */
.research-axes{padding:100px 56px;background:var(--cream);}
.axes-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:rgba(10,21,32,0.1);border:1px solid rgba(10,21,32,0.08);margin-top:56px;}
.axis-card{background:var(--offwhite);padding:40px 32px;position:relative;overflow:hidden;transition:background 0.4s;cursor:default;}
.axis-card::after{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform 0.4s;}
.axis-card:hover{background:var(--white);}
.axis-card:hover::after{transform:scaleX(1);}
.axis-num{font-family:'Cormorant Garamond',serif;font-size:3rem;font-weight:300;color:rgba(42,100,150,0.15);line-height:1;margin-bottom:16px;transition:color 0.4s;}
.axis-card:hover .axis-num{color:rgba(42,100,150,0.4);}
.axis-tag{font-size:0.6rem;font-weight:400;letter-spacing:0.2em;text-transform:uppercase;color:var(--gold);margin-bottom:10px;}
.axis-title{font-family:'Cormorant Garamond',serif;font-size:1.15rem;font-weight:400;color:var(--deep);margin-bottom:12px;line-height:1.25;}
.axis-desc{font-size:0.82rem;font-weight:300;line-height:1.85;color:var(--text-muted);}

/* EPR SECTION */
.epr{padding:100px 56px;background:var(--deep);display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start;}
.epr-label{font-size:0.62rem;letter-spacing:0.3em;text-transform:uppercase;color:var(--gold);margin-bottom:12px;display:flex;align-items:center;gap:12px;}
.epr-label::before{content:'';width:28px;height:1px;background:var(--gold);}
.epr-title{font-family:'Cormorant Garamond',serif;font-size:clamp(1.8rem,3vw,2.5rem);font-weight:300;color:var(--cream);line-height:1.15;margin-bottom:24px;}
.epr-title em{color:var(--gold);font-style:italic;}
.epr-body{font-size:0.87rem;font-weight:300;line-height:1.9;color:rgba(240,237,230,0.65);margin-bottom:18px;}
.epr-label--spaced{margin-bottom:20px;}
.epr-label--section{margin:28px 0 16px;}
.theories-list{display:flex;flex-direction:column;gap:0;}
.theory-item{padding:20px 24px;border:1px solid rgba(255,255,255,0.06);border-bottom:none;background:rgba(255,255,255,0.02);transition:background 0.3s;}
.theory-item:last-child{border-bottom:1px solid rgba(255,255,255,0.06);}
.theory-item:hover{background:rgba(255,255,255,0.05);}
.theory-tag{font-size:0.58rem;letter-spacing:0.22em;text-transform:uppercase;color:var(--gold);margin-bottom:5px;}
.theory-name{font-family:'Cormorant Garamond',serif;font-size:1rem;font-weight:400;color:var(--cream);line-height:1.3;}
.apparatus-grid{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:rgba(255,255,255,0.05);margin-top:32px;}
.apparatus-item{background:var(--navy);padding:24px 20px;border:1px solid rgba(255,255,255,0.04);}
.ap-num{font-family:'Cormorant Garamond',serif;font-size:2rem;font-weight:300;color:var(--gold);line-height:1;margin-bottom:8px;}
.ap-name{font-size:0.78rem;font-weight:300;color:rgba(240,237,230,0.6);line-height:1.5;}

/* EPR ARTICLE SUBPAGE (epr-paradox.html) — single-column hero + reading column,
   reusing .epr-label/.epr-title/.epr-body, .section-label/.section-body and
   .mission-quote rather than introducing new type or color rules. */
.epr-hero{padding:100px 56px 72px;background:var(--deep);}
.epr-hero-inner{max-width:760px;}
.epr-back{display:inline-flex;align-items:center;gap:8px;font-size:0.68rem;letter-spacing:0.12em;text-transform:uppercase;color:rgba(240,237,230,0.55);text-decoration:none;margin-bottom:32px;transition:color 0.2s;}
.epr-back:hover{color:var(--gold);}
.article{padding:88px 56px 100px;background:var(--offwhite);display:flex;justify-content:center;}
.article-inner{max-width:720px;width:100%;}
.article-section{margin-top:48px;}
.article-subhead{font-family:'Cormorant Garamond',serif;font-size:1.5rem;font-weight:300;color:var(--deep);line-height:1.25;margin:8px 0 20px;}
.article-figure{margin:40px 0;}
.article-figure img{width:100%;height:auto;display:block;border:1px solid rgba(10,21,32,0.08);}
.article-figcaption{font-size:0.75rem;color:var(--text-muted);font-style:italic;line-height:1.6;margin-top:12px;}

/* BIOMAGNETISM */
.biomag{padding:100px 56px;background:var(--offwhite);display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start;}
.biomag-visual{background:var(--navy);padding:48px 40px;position:relative;overflow:hidden;}
.biomag-visual::before{content:'⊕';position:absolute;bottom:-30px;right:-20px;font-size:14rem;color:rgba(42,100,150,0.08);line-height:1;font-family:monospace;}
.bv-title{font-family:'Cormorant Garamond',serif;font-size:1.5rem;font-weight:300;color:var(--cream);margin-bottom:24px;position:relative;z-index:1;}
.bv-indicators{display:flex;flex-direction:column;gap:0;position:relative;z-index:1;}
.bv-item{padding:14px 0;border-bottom:1px solid rgba(255,255,255,0.07);display:flex;align-items:center;gap:14px;}
.bv-dot{width:5px;height:5px;border-radius:50%;background:var(--accent-light);flex-shrink:0;}
.bv-label{font-size:0.8rem;font-weight:300;color:rgba(240,237,230,0.65);}

/* SOUND MEDICINE */
.sound{padding:100px 56px;background:var(--cream);display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center;}
.sound-visual{background:var(--deep);padding:48px;display:flex;flex-direction:column;align-items:center;text-align:center;overflow:hidden;position:relative;}
.sound-visual::before{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:280px;height:280px;border:1px solid rgba(197,165,90,0.1);border-radius:50%;}
.sound-visual::after{content:'';position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:180px;height:180px;border:1px solid rgba(197,165,90,0.06);border-radius:50%;}
.sound-hz{font-family:'Cormorant Garamond',serif;font-size:4rem;font-weight:300;color:rgba(197,165,90,0.25);line-height:1;margin-bottom:12px;position:relative;z-index:1;}
.sound-note{font-size:0.65rem;letter-spacing:0.3em;text-transform:uppercase;color:var(--gold);margin-bottom:32px;position:relative;z-index:1;}
.freq-items{display:flex;flex-direction:column;gap:10px;width:100%;position:relative;z-index:1;}
.freq-item{padding:12px 18px;border:1px solid rgba(255,255,255,0.08);display:flex;justify-content:space-between;align-items:center;transition:border-color 0.3s;}
.freq-item:hover{border-color:rgba(197,165,90,0.3);}
.freq-name{font-size:0.75rem;font-weight:300;color:rgba(240,237,230,0.7);}
.freq-val{font-family:'Cormorant Garamond',serif;font-size:0.9rem;color:var(--gold);}

/* PUBLICATIONS */
.publications{padding:100px 56px;background:var(--deep);}
.pub-title-row{display:flex;justify-content:space-between;align-items:flex-end;margin-bottom:48px;}
.pubs-list{display:flex;flex-direction:column;gap:0;}
.pub-item{padding:24px 0;border-bottom:1px solid rgba(255,255,255,0.07);display:grid;grid-template-columns:auto 1fr auto;gap:24px;align-items:start;transition:padding-left 0.3s;}
.pub-item:hover{padding-left:12px;}
.pub-num{font-family:'Cormorant Garamond',serif;font-size:1.8rem;font-weight:300;color:rgba(197,165,90,0.3);line-height:1.1;flex-shrink:0;}
.pub-authors{font-size:0.72rem;letter-spacing:0.05em;color:rgba(240,237,230,0.4);margin-bottom:5px;}
.pub-cite{font-family:'Cormorant Garamond',serif;font-size:1rem;font-weight:400;color:var(--cream);line-height:1.4;margin-bottom:6px;}
.pub-journal{font-size:0.75rem;color:rgba(240,237,230,0.5);font-style:italic;}
.pub-link{font-size:0.62rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--gold);text-decoration:none;border-bottom:1px solid rgba(197,165,90,0.3);padding-bottom:2px;flex-shrink:0;align-self:center;white-space:nowrap;transition:border-color 0.2s;}
.pub-link:hover{border-color:var(--gold);}

/* UCP */
.ucp{padding:100px 56px;background:var(--offwhite);display:grid;grid-template-columns:2fr 1fr;gap:80px;align-items:start;}
.ucp-stats{display:grid;grid-template-columns:1fr 1fr;gap:2px;background:rgba(10,21,32,0.08);}
.ucp-stat{background:var(--cream);padding:32px 28px;border:1px solid rgba(10,21,32,0.06);}
.stat-num{font-family:'Cormorant Garamond',serif;font-size:2.5rem;font-weight:300;color:var(--accent);line-height:1;margin-bottom:8px;}
.stat-label{font-size:0.75rem;font-weight:300;color:var(--text-muted);line-height:1.5;}

/* CONTACT */
.contact{padding:100px 56px;background:var(--cream);display:grid;grid-template-columns:1fr 1fr;gap:80px;}
.contact-box{background:var(--deep);padding:48px;display:flex;flex-direction:column;gap:20px;}
.contact-box h3{font-family:'Cormorant Garamond',serif;font-size:1.8rem;font-weight:300;color:var(--cream);line-height:1.2;}
.contact-box h3 em{color:var(--gold);font-style:italic;}
.cb-email{font-family:'Cormorant Garamond',serif;font-size:1.1rem;font-weight:300;color:var(--cream);text-decoration:none;border-bottom:1px solid rgba(197,165,90,0.3);padding-bottom:2px;display:inline-block;transition:color 0.2s,border-color 0.2s;margin-top:8px;width:fit-content;}
.cb-email:hover{color:var(--gold);border-color:var(--gold);}
.ext-links{margin-top:8px;display:flex;flex-direction:column;gap:10px;}
.ext-link{padding:12px 20px;border:1px solid rgba(197,165,90,0.2);color:rgba(240,237,230,0.7);font-size:0.72rem;letter-spacing:0.12em;text-transform:uppercase;text-decoration:none;transition:all 0.3s;display:flex;justify-content:space-between;align-items:center;}
.ext-link:hover{border-color:var(--gold);color:var(--gold);}
.ext-link::after{content:'→';}

/* FOOTER */
footer{background:var(--deep);padding:60px 56px 36px;border-top:1px solid rgba(255,255,255,0.06);}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr;gap:60px;margin-bottom:60px;}
.footer-logo-text{font-family:'Cormorant Garamond',serif;font-size:1.5rem;font-weight:300;color:var(--cream);margin-bottom:8px;}
.footer-psi-badge{display:inline-flex;align-items:center;gap:8px;font-size:0.62rem;letter-spacing:0.2em;text-transform:uppercase;color:var(--gold);margin-bottom:20px;}
.footer-desc{font-size:0.8rem;font-weight:300;line-height:1.85;color:rgba(240,237,230,0.45);max-width:280px;}
.footer-disclaimer{font-size:0.68rem;font-weight:300;line-height:1.75;color:rgba(240,237,230,0.32);max-width:340px;margin-top:16px;}
.footer-col-title{font-size:0.62rem;letter-spacing:0.25em;text-transform:uppercase;color:var(--gold);margin-bottom:20px;}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:10px;}
.footer-links a{font-size:0.8rem;font-weight:300;color:rgba(240,237,230,0.5);text-decoration:none;transition:color 0.2s;}
.footer-links a:hover{color:var(--cream);}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.06);padding-top:24px;display:flex;justify-content:space-between;align-items:center;font-size:0.7rem;font-weight:300;color:rgba(240,237,230,0.3);}
.footer-bottom a{color:rgba(240,237,230,0.4);text-decoration:none;}
.footer-bottom a:hover{color:var(--gold);}

/* ANIMATIONS */
@keyframes fadeUp{from{opacity:0;transform:translateY(24px);}to{opacity:1;transform:translateY(0);}}
@keyframes fadeIn{from{opacity:0;}to{opacity:1;}}
@keyframes fadeLeft{from{opacity:0;transform:translateX(20px);}to{opacity:1;transform:translateX(0);}}

@media(max-width:1100px){.axes-grid{grid-template-columns:1fr 1fr;}}
@media(max-width:900px){
  /* backdrop-filter on an ancestor makes it the containing block for fixed-position
     descendants (like transform does) — .nav-panel lives inside <nav>, so without this
     override its position:fixed would resolve against nav's own ~70px-tall box instead
     of the viewport, and the slide-in panel would render squashed with no visible content. */
  /* nav creates its own stacking context (position:fixed + z-index); .nav-panel's
     z-index:260 only ranks within that context, so without raising nav's own
     z-index above .nav-overlay (250) the overlay paints over the whole nav
     subtree — including the open panel — blurring/dimming its text. */
  nav{padding:16px 20px;z-index:265;-webkit-backdrop-filter:none;backdrop-filter:none;}

  /* hamburger toggle, top-right */
  .hamburger{
    display:flex;flex-direction:column;justify-content:center;align-items:center;gap:5px;
    position:fixed;top:16px;right:20px;z-index:300;width:44px;height:44px;padding:0;
    background:rgba(247,245,241,0.94);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);
    border:1px solid rgba(10,21,32,0.08);cursor:pointer;
  }
  .hamburger span{display:block;width:20px;height:1px;background:var(--deep);transition:transform 0.3s,opacity 0.3s;}
  .hamburger.open span:nth-child(1){transform:translateY(6px) rotate(45deg);}
  .hamburger.open span:nth-child(2){opacity:0;}
  .hamburger.open span:nth-child(3){transform:translateY(-6px) rotate(-45deg);}

  /* slide-in panel: section links + language switcher.
     Slid via `right` (layout), not `transform` — a translateX() on a fractional
     width (min(84vw,340px)) leaves the panel on a sub-pixel-offset GPU layer in
     Chrome, which renders its text blurry even once the panel is fully open. */
  .nav-panel{
    --panel-w:min(84vw,340px);
    display:flex;flex-direction:column;gap:0;
    position:fixed;top:0;bottom:0;width:var(--panel-w);
    right:calc(-1 * var(--panel-w) - 1px);
    background:var(--deep);padding:100px 32px 40px;overflow-x:hidden;overflow-y:auto;
    transition:right 0.45s cubic-bezier(0.4,0,0.2,1);
    z-index:260;box-shadow:-8px 0 40px rgba(0,0,0,0.25);
  }
  .nav-panel.open{right:0;}
  .nav-panel::before{
    content:'Ψ';position:absolute;bottom:-40px;right:-30px;
    font-family:'Cormorant Garamond',serif;font-size:14rem;font-style:italic;
    color:rgba(255,255,255,0.03);pointer-events:none;line-height:1;
  }
  .nav-links{display:flex;flex-direction:column;gap:0;margin-right:0;position:relative;z-index:1;}
  .nav-links li{border-bottom:1px solid rgba(255,255,255,0.08);}
  .nav-links a{
    display:flex;align-items:center;gap:14px;padding:18px 0;
    font-size:0.92rem;letter-spacing:0.04em;color:rgba(240,237,230,0.85);
  }
  .nav-links a:hover,.nav-links a:focus-visible{color:var(--cream);}
  .nav-links .nav-cta{background:none;color:var(--gold);}

  /* language row, pinned to the bottom of the panel — a dedicated block rather
     than a restyled copy of the desktop pill, so it reads as a clear part of
     the menu instead of an afterthought. */
  .lang-switcher{display:none;}
  .nav-lang{
    display:flex;flex-direction:column;gap:14px;
    margin-top:auto;padding-top:24px;border-top:1px solid rgba(255,255,255,0.08);
    position:relative;z-index:1;
  }
  .nav-lang-label{font-size:0.6rem;font-weight:400;letter-spacing:0.28em;text-transform:uppercase;color:rgba(240,237,230,0.4);}
  .nav-lang-options{display:flex;gap:8px;}
  .nav-lang-btn{
    flex:1;text-align:center;padding:12px 0;font-size:0.78rem;font-weight:400;letter-spacing:0.1em;
    text-transform:uppercase;text-decoration:none;color:rgba(240,237,230,0.55);
    border:1px solid rgba(255,255,255,0.14);transition:all 0.2s;
  }
  .nav-lang-btn:hover,.nav-lang-btn.active{color:var(--gold);border-color:rgba(197,165,90,0.4);background:rgba(197,165,90,0.08);}

  /* dimmed backdrop behind the panel */
  .nav-overlay{
    display:block;position:fixed;inset:0;z-index:250;
    background:rgba(10,21,32,0.55);-webkit-backdrop-filter:blur(3px);backdrop-filter:blur(3px);
    opacity:0;pointer-events:none;transition:opacity 0.35s;
  }
  .nav-overlay.open{opacity:1;pointer-events:auto;}

  .hero{grid-template-columns:1fr;}.hero-right{display:none;}
  .hero-left{padding:60px 24px;}
  .mission,.epr,.biomag,.sound,.ucp,.contact{grid-template-columns:1fr;gap:40px;padding:60px 20px;}
  .research-axes,.publications{padding:60px 20px;}
  .epr-hero{padding:60px 20px 40px;}
  .article{padding:48px 20px 60px;}
  .axes-grid{grid-template-columns:1fr;}
  .apparatus-grid{grid-template-columns:1fr 1fr;}
  .ucp-stats{grid-template-columns:1fr 1fr;}
  .footer-top{grid-template-columns:1fr;gap:32px;}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center;}
  .pub-item{grid-template-columns:auto 1fr;}
  .pub-link{display:none;}
  .ornament-divider{padding:40px 20px;}
}

@media(prefers-reduced-motion:reduce){
  .nav-panel,.nav-overlay,.hamburger span{transition:none;}
}