/*
 * ASCLab @ RPI — Complete Design System (v2)
 * Cormorant Garamond (display) · DM Sans (body/UI) · IBM Plex Mono (labels)
 * Palette: deep space / electric blue / ice cyan
 */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400;1,500&family=DM+Sans:wght@300;400;500;600&family=IBM+Plex+Mono:wght@400;500&display=swap');

/* ── Design tokens ────────────────────────────────────────────── */
:root {
  --black:      #060b14;
  --navy:       #0d1524;
  --navy-2:     #111d30;
  --blue:       #2B6FFF;
  --blue-dim:   #1a57e0;
  --blue-ghost: rgba(43,111,255,.12);
  --blue-line:  rgba(43,111,255,.22);
  --cyan:       #5CF0FF;
  --cyan-ghost: rgba(92,240,255,.10);
  --white:      #EEF2FF;
  --slate:      #aab8d8;
  --mist:       #7888aa;
  --divider:    rgba(136,153,204,.10);
  --divider-hi: rgba(136,153,204,.18);

  /* Type scale — bumped up */
  --f-display: clamp(3.4rem, 7.5vw, 7.5rem);
  --f-h1:      clamp(2.4rem, 5vw, 4rem);
  --f-h2:      clamp(1.7rem, 2.8vw, 2.4rem);
  --f-h3:      clamp(1.15rem, 1.6vw, 1.4rem);
  --f-body:    1.1rem;
  --f-small:   0.975rem;
  --f-xs:      0.9rem;
  --f-mono:    0.82rem;

  --gutter:  clamp(1.5rem, 6vw, 5.5rem);
  --section: clamp(5rem, 9vw, 9rem);
  --r-sm:  5px;
  --r-md: 10px;
  --r-lg: 18px;
  --r-xl: 28px;
  --ease: cubic-bezier(.22,1,.36,1);
  --ease-in: cubic-bezier(.55,0,1,.45);
}

/* ── Reset ────────────────────────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--black);color:var(--white);
  font-family:'DM Sans',system-ui,sans-serif;
  font-size:var(--f-body);font-weight:400;line-height:1.72;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
  overflow-x:hidden;
}
a{color:inherit;text-decoration:none}
img,video{display:block;max-width:100%}
ul,ol{list-style:none}
button,input,select,textarea{font:inherit;background:none;border:none;outline:none;color:inherit}
button{cursor:pointer}
:focus-visible{outline:2px solid var(--blue);outline-offset:3px;border-radius:3px}

/* ── Navigation ───────────────────────────────────────────────── */
.nav{
  position:fixed;inset:0 0 auto 0;z-index:900;
  display:flex;align-items:center;justify-content:space-between;
  height:62px;padding:0 var(--gutter);
  transition:background .5s var(--ease),border-color .5s,backdrop-filter .5s;
  border-bottom:1px solid transparent;
}
.nav.scrolled{
  background:rgba(6,11,20,.86);border-color:var(--divider);
  backdrop-filter:blur(20px) saturate(160%);
  -webkit-backdrop-filter:blur(20px) saturate(160%);
}
.nav-logo{
  display:flex;align-items:center;gap:9px;
  font-family:'Cormorant Garamond',Georgia,serif;
  font-size:1.3rem;font-weight:500;letter-spacing:.01em;
  color:var(--white);transition:opacity .2s;flex-shrink:0;
}
.nav-logo:hover{opacity:.8}
.logo-icon{width:28px;height:28px;flex-shrink:0}
.nav-links{display:flex;align-items:center;gap:0}
.nav-link{
  display:flex;align-items:center;gap:.2rem;height:62px;
  padding:0 .95rem;font-size:.9rem;font-weight:500;
  color:var(--slate);letter-spacing:.01em;transition:color .2s;
  position:relative;white-space:nowrap;
}
.nav-link:hover{color:var(--white)}
.nav-link.active{color:var(--white)}
.nav-link.active::after{
  content:'';position:absolute;bottom:0;left:.95rem;right:.95rem;
  height:1.5px;background:var(--blue);border-radius:1px;
}
.caret{width:10px;height:10px;flex-shrink:0;transition:transform .2s}
.nav-drop{position:relative}
.nav-drop:hover .caret{transform:rotate(180deg)}
.drop-menu{
  position:absolute;top:calc(100% + 4px);left:50%;
  transform:translateX(-50%) translateY(-4px);
  min-width:205px;background:rgba(13,21,36,.97);
  border:1px solid var(--divider-hi);border-radius:var(--r-md);
  padding:5px;opacity:0;pointer-events:none;
  transition:opacity .16s var(--ease),transform .16s var(--ease);
  backdrop-filter:blur(16px);
}
.nav-drop:hover .drop-menu{opacity:1;pointer-events:all;transform:translateX(-50%) translateY(0)}
.drop-menu a{
  display:block;padding:.5rem .75rem;font-size:.88rem;
  color:var(--slate);border-radius:6px;transition:background .14s,color .14s;
}
.drop-menu a:hover{background:var(--blue-ghost);color:var(--white)}
.nav-cta{
  background:var(--blue);color:var(--white) !important;
  border-radius:100px;padding:.42rem 1.1rem !important;
  height:auto !important;font-weight:500;margin-left:.4rem;
  transition:background .2s,transform .15s var(--ease),box-shadow .2s !important;
}
.nav-cta:hover{
  background:var(--blue-dim) !important;transform:translateY(-1px) !important;
  box-shadow:0 4px 18px rgba(43,111,255,.38) !important;
}
.nav-cta.active::after{display:none !important}
.nav-burger{display:none;flex-direction:column;gap:5px;padding:4px}
.nav-burger span{
  display:block;width:20px;height:1.5px;background:var(--slate);
  border-radius:1px;transition:all .28s var(--ease);transform-origin:center;
}
.nav-burger.open span:nth-child(1){transform:translateY(6.5px) rotate(45deg)}
.nav-burger.open span:nth-child(2){opacity:0;transform:scaleX(0)}
.nav-burger.open span:nth-child(3){transform:translateY(-6.5px) rotate(-45deg)}
.nav-drawer{
  display:none;position:fixed;inset:62px 0 0 0;
  background:rgba(6,11,20,.97);backdrop-filter:blur(24px);
  z-index:899;padding:1.5rem var(--gutter);flex-direction:column;overflow-y:auto;
}
.nav-drawer.open{display:flex}
.nav-drawer a{
  display:block;padding:.88rem 0;font-size:1rem;
  color:var(--slate);border-bottom:1px solid var(--divider);transition:color .2s;
}
.nav-drawer a:hover,.nav-drawer a.active{color:var(--white)}
.drawer-sub a{padding-left:1rem;font-size:.92rem;color:var(--mist)}

/* ── Hero ─────────────────────────────────────────────────────── */
.hero{
  position:relative;min-height:100svh;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding-bottom:10vh;overflow:visible;
  background:transparent;
}
.hero-veil{
  position:absolute;inset:0;pointer-events:none;
  z-index:1;
  background:
    linear-gradient(to top, var(--black) 0%, rgba(6,11,20,.65) 32%, rgba(6,11,20,.05) 62%),
    linear-gradient(to right, rgba(6,11,20,.72) 0%, rgba(6,11,20,.1) 55%);
}
.hero-body{position:relative;z-index:2;padding:0 var(--gutter);max-width:860px}
.hero-eyebrow{
  font-family:'IBM Plex Mono',monospace;font-size:var(--f-mono);
  font-weight:500;color:var(--blue);letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:1.3rem;display:flex;align-items:center;gap:.6rem;
  opacity:0;animation:fadeUp 1s .25s var(--ease) forwards;
}
.hero-eyebrow::before{content:'';width:24px;height:1px;background:var(--blue);flex-shrink:0}
.hero-title{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-size:var(--f-display);font-weight:300;line-height:1.02;
  letter-spacing:-.025em;margin-bottom:1.5rem;
  opacity:0;animation:fadeUp 1.1s .4s var(--ease) forwards;
}
.hero-title em{
  font-style:italic;font-weight:300;
  background:linear-gradient(100deg,var(--blue) 0%,var(--cyan) 100%);
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;
}
.hero-sub{
  font-size:clamp(1.05rem,1.4vw,1.2rem);font-weight:300;
  color:var(--slate);line-height:1.75;max-width:520px;margin-bottom:2.2rem;
  opacity:0;animation:fadeUp 1.1s .55s var(--ease) forwards;
}
.hero-actions{
  display:flex;gap:.85rem;flex-wrap:wrap;
  opacity:0;animation:fadeUp 1.1s .7s var(--ease) forwards;
}
.hero-scroll-hint{
  position:absolute;bottom:2rem;left:50%;transform:translateX(-50%);
  z-index:2;display:flex;flex-direction:column;align-items:center;gap:.45rem;
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;letter-spacing:.14em;
  text-transform:uppercase;color:var(--mist);
  opacity:0;animation:fadeIn 1s 1.3s ease forwards;
}
.scroll-line{
  width:1px;height:38px;
  background:linear-gradient(to bottom,var(--blue),transparent);
  animation:scrollPulse 2.2s ease-in-out infinite;
}
@keyframes scrollPulse{0%,100%{opacity:.25;transform:scaleY(1)}50%{opacity:1;transform:scaleY(.65)}}
.hero-hud{
  position:absolute;top:80px;right:var(--gutter);z-index:2;
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;
  color:rgba(43,111,255,.55);letter-spacing:.1em;line-height:1.9;
  text-align:right;text-transform:uppercase;
  opacity:0;animation:fadeIn 1.5s 1.6s ease forwards;
}
@media(max-width:700px){.hero-hud{display:none}}

/* ── Buttons ──────────────────────────────────────────────────── */
.btn{
  display:inline-flex;align-items:center;gap:.45rem;
  padding:.8rem 1.8rem;border-radius:100px;font-size:.95rem;font-weight:500;
  letter-spacing:.01em;white-space:nowrap;
  transition:background .2s,color .2s,border-color .2s,transform .15s var(--ease),box-shadow .2s;
}
.btn:hover{transform:translateY(-2px)}
.btn-solid{background:var(--blue);color:var(--white)}
.btn-solid:hover{background:var(--blue-dim);box-shadow:0 6px 24px rgba(43,111,255,.38)}
.btn-ghost{background:transparent;color:var(--slate);border:1px solid var(--divider-hi)}
.btn-ghost:hover{border-color:rgba(136,153,204,.38);color:var(--white)}
.btn-text{background:transparent;color:var(--blue);padding-left:0;padding-right:0;font-size:.92rem}
.btn-text svg{transition:transform .2s var(--ease)}
.btn-text:hover svg{transform:translateX(4px)}
.btn-text:hover{transform:none}
.btn-sm{padding:.52rem 1.15rem;font-size:.88rem}

/* ── Sections ─────────────────────────────────────────────────── */
.section{padding:var(--section) var(--gutter)}
.section-alt{background:rgba(13,21,36,0.92)}
.section-mid{background:rgba(17,29,48,0.92)}
.section-label{
  font-family:'IBM Plex Mono',monospace;font-size:var(--f-mono);font-weight:500;
  color:var(--blue);letter-spacing:.14em;text-transform:uppercase;
  display:flex;align-items:center;gap:.55rem;margin-bottom:.75rem;
}
.section-label::before{content:'';width:18px;height:1px;background:var(--blue);flex-shrink:0}
.section-title{
  font-family:'Cormorant Garamond',Georgia,serif;font-size:var(--f-h1);
  font-weight:300;line-height:1.1;letter-spacing:-.025em;margin-bottom:.9rem;
}
.section-desc{
  font-size:1.05rem;font-weight:300;color:var(--slate);max-width:540px;line-height:1.75;
}
.section-hd{margin-bottom:clamp(2.5rem,4vw,4rem)}

/* ── Stats bar ────────────────────────────────────────────────── */
.stats-bar{
  background:var(--navy);border-top:1px solid var(--divider);
  border-bottom:1px solid var(--divider);padding:2.5rem var(--gutter);
  display:grid;grid-template-columns:repeat(auto-fit,minmax(110px,1fr));gap:2rem;
}
.stat{text-align:center}
.stat-num{
  font-family:'Cormorant Garamond',serif;
  font-size:clamp(2rem,3.5vw,3rem);font-weight:300;
  letter-spacing:-.04em;line-height:1;color:var(--white);margin-bottom:.35rem;
}
.stat-num sup{font-size:.5em;color:var(--blue);vertical-align:super}
.stat-label{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;
  color:var(--mist);letter-spacing:.08em;text-transform:uppercase;
}

/* ── Cards ────────────────────────────────────────────────────── */
.card{
  background:var(--navy-2);border:1px solid var(--divider);
  border-radius:var(--r-lg);padding:1.9rem;position:relative;overflow:hidden;
  transition:border-color .3s,transform .3s var(--ease),box-shadow .3s;
}
.card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:1px;
  background:linear-gradient(90deg,var(--blue),var(--cyan));
  opacity:0;transition:opacity .3s;
}
.card:hover{border-color:var(--divider-hi);transform:translateY(-4px);box-shadow:0 20px 56px rgba(0,0,0,.45)}
.card:hover::before{opacity:1}
.card-tag{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;font-weight:500;
  color:var(--blue);letter-spacing:.08em;text-transform:uppercase;
  margin-bottom:.65rem;display:block;
}
.card-title{
  font-family:'Cormorant Garamond',serif;font-size:1.18rem;font-weight:400;
  line-height:1.35;margin-bottom:.6rem;color:var(--white);
}
.card-body{font-size:.95rem;color:var(--slate);line-height:1.68}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:1.1rem}

/* ── People ───────────────────────────────────────────────────── */
.people-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(195px,1fr));gap:1rem}
.person-card{
  background:var(--navy-2);border:1px solid var(--divider);
  border-radius:var(--r-lg);padding:1.7rem 1.4rem;text-align:center;
  transition:border-color .3s,transform .28s var(--ease);
}
.person-card:hover{border-color:var(--divider-hi);transform:translateY(-3px)}
.person-avatar{
  width:80px;height:80px;border-radius:50%;margin:0 auto 1.1rem;
  display:grid;place-items:center;font-family:'Cormorant Garamond',serif;
  font-size:1.4rem;font-weight:400;letter-spacing:.02em;
  background:linear-gradient(135deg,var(--blue-dim) 0%,rgba(92,240,255,.35) 100%);
  border:1px solid var(--blue-line);overflow:hidden;color:var(--white);
}
.person-avatar img{width:100%;height:100%;object-fit:cover;border-radius:50%}
.person-name{
  font-family:'Cormorant Garamond',serif;font-size:1.08rem;font-weight:500;
  line-height:1.3;margin-bottom:.28rem;color:var(--white);
}
.person-role{
  font-family:'IBM Plex Mono',monospace;font-size:.66rem;
  color:var(--blue);letter-spacing:.06em;text-transform:uppercase;margin-bottom:.6rem;
}
.person-detail{font-size:.88rem;color:var(--slate);line-height:1.58}
.person-place{margin-top:.58rem;font-size:.82rem;color:var(--cyan);font-weight:500}

/* Director card */
.director-wrap{
  display:flex;gap:2.2rem;align-items:flex-start;
  background:linear-gradient(135deg,rgba(43,111,255,.07) 0%,rgba(92,240,255,.03) 100%);
  border:1px solid var(--blue-line);border-radius:var(--r-xl);
  padding:2.5rem;margin-bottom:3rem;
}
.director-wrap .person-avatar{width:96px;height:96px;font-size:1.7rem;flex-shrink:0;margin:0}
.dir-info h3{
  font-family:'Cormorant Garamond',serif;font-size:1.75rem;font-weight:400;
  letter-spacing:-.015em;margin-bottom:.15rem;
}
.dir-title{font-size:.92rem;color:var(--blue);margin-bottom:.9rem;font-weight:500}
.dir-bio{font-size:.97rem;color:var(--slate);line-height:1.78;max-width:600px}
.dir-links{display:flex;gap:.5rem;flex-wrap:wrap;margin-top:1.1rem}
.dir-links a{
  font-size:.82rem;color:var(--mist);border:1px solid var(--divider-hi);
  padding:.28rem .75rem;border-radius:100px;transition:color .2s,border-color .2s;
}
.dir-links a:hover{color:var(--blue);border-color:var(--blue-line)}

/* ── Publications ─────────────────────────────────────────────── */
.pub-list{display:flex;flex-direction:column}
.pub-item{
  display:grid;grid-template-columns:52px 1fr;gap:0 1.3rem;
  padding:1.35rem 0;border-bottom:1px solid var(--divider);
  transition:background .18s;
}
.pub-item:last-child{border-bottom:none}
.pub-item:hover{
  background:rgba(43,111,255,.04);
  margin-inline:-.65rem;padding-inline:.65rem;border-radius:var(--r-sm);
}
.pub-id{
  font-family:'IBM Plex Mono',monospace;font-size:.74rem;font-weight:500;
  color:var(--blue);padding-top:.15rem;letter-spacing:.04em;
}
.pub-title{
  font-family:'Cormorant Garamond',serif;font-size:1.05rem;font-weight:400;
  line-height:1.45;margin-bottom:.3rem;color:var(--white);
}
.pub-title a:hover{color:var(--blue);transition:color .2s}
.pub-authors{font-size:.88rem;color:var(--mist);margin-bottom:.22rem}
.pub-venue{font-size:.88rem;color:var(--slate);font-style:italic}
.pub-badge{
  display:inline;font-family:'IBM Plex Mono',monospace;
  font-size:.67rem;font-style:normal;padding:.1rem .45rem;
  border-radius:100px;margin-left:.4rem;vertical-align:middle;
}
.badge-j{background:var(--blue-ghost);color:var(--blue)}
.badge-c{background:var(--cyan-ghost);color:var(--cyan)}
.badge-r{background:rgba(255,160,60,.1);color:#ffaa44}

/* ── Tabs ─────────────────────────────────────────────────────── */
.tabs{display:flex;border-bottom:1px solid var(--divider);margin-bottom:2.2rem;overflow-x:auto}
.tab-btn{
  padding:.7rem 1.4rem;font-size:.9rem;font-weight:500;color:var(--mist);
  border:none;border-bottom:2px solid transparent;margin-bottom:-1px;
  transition:color .18s,border-color .18s;white-space:nowrap;flex-shrink:0;
}
.tab-btn.active,.tab-btn:hover{color:var(--white)}
.tab-btn.active{border-bottom-color:var(--blue)}
.tab-pane{display:none}
.tab-pane.active{display:block}

/* ── Updates timeline ─────────────────────────────────────────── */
.timeline{position:relative;padding-left:1.4rem}
.timeline::before{
  content:'';position:absolute;left:3px;top:6px;bottom:6px;
  width:1px;background:linear-gradient(to bottom,var(--blue),rgba(43,111,255,.08));
}
.tl-item{position:relative;padding-bottom:1.4rem}
.tl-item:last-child{padding-bottom:0}
.tl-dot{
  position:absolute;left:-1.4rem;top:6px;
  width:8px;height:8px;border-radius:50%;
  background:var(--blue);box-shadow:0 0 0 3px rgba(43,111,255,.2);
}
.tl-dot.dim{background:var(--mist);box-shadow:none}
.tl-date{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;font-weight:500;
  color:var(--blue);letter-spacing:.08em;text-transform:uppercase;margin-bottom:.22rem;
}
.tl-date.dim{color:var(--mist)}
.tl-text{font-size:.95rem;color:var(--slate);line-height:1.64}
.tl-text a{color:var(--blue);border-bottom:1px solid rgba(43,111,255,.3);transition:border-color .2s}
.tl-text a:hover{border-color:var(--blue)}

/* ── Teaching ─────────────────────────────────────────────────── */
.course-card{
  background:var(--navy-2);border:1px solid var(--divider);
  border-radius:var(--r-lg);padding:1.9rem 2.1rem;margin-bottom:1rem;
  transition:border-color .3s;
}
.course-card:hover{border-color:var(--divider-hi)}
.course-code{
  font-family:'IBM Plex Mono',monospace;font-size:.75rem;font-weight:500;
  color:var(--blue);letter-spacing:.1em;text-transform:uppercase;margin-bottom:.42rem;
}
.course-name{
  font-family:'Cormorant Garamond',serif;font-size:1.42rem;font-weight:400;
  letter-spacing:-.015em;margin-bottom:.78rem;
}
.course-meta{
  display:flex;flex-wrap:wrap;gap:1rem;margin-bottom:.9rem;
  font-size:.9rem;color:var(--mist);
}
.course-meta span{display:flex;align-items:center;gap:.35rem}
.badge-pill{
  display:inline-block;font-family:'IBM Plex Mono',monospace;font-size:.68rem;
  font-weight:500;padding:.2rem .6rem;border-radius:100px;letter-spacing:.04em;
}
.bp-grad{background:var(--blue-ghost);color:var(--blue)}
.bp-ug{background:rgba(92,240,255,.08);color:var(--cyan)}
.course-topics{font-size:.95rem;color:var(--slate);line-height:1.72}

/* ── App card ─────────────────────────────────────────────────── */
.app-card{
  background:linear-gradient(135deg,rgba(43,111,255,.07) 0%,rgba(92,240,255,.03) 100%);
  border:1px solid var(--blue-line);border-radius:var(--r-xl);padding:2.5rem;
}
.app-version{
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;font-weight:500;
  color:var(--cyan);background:rgba(92,240,255,.1);border:1px solid rgba(92,240,255,.2);
  display:inline-block;padding:.22rem .75rem;border-radius:100px;
  letter-spacing:.06em;margin-bottom:.9rem;
}
.app-title{
  font-family:'Cormorant Garamond',serif;font-size:var(--f-h2);
  font-weight:300;letter-spacing:-.02em;margin-bottom:.75rem;
}
.app-desc{font-size:.98rem;color:var(--slate);line-height:1.78;max-width:640px;margin-bottom:1.6rem}
.cap-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:.75rem;margin-top:1.5rem}
.cap-item{
  display:flex;gap:.7rem;align-items:flex-start;
  font-size:.94rem;color:var(--slate);line-height:1.58;
  padding:.85rem 1rem;background:rgba(6,11,20,.5);
  border:1px solid var(--divider);border-radius:var(--r-sm);
}
.cap-n{
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;font-weight:500;
  color:var(--blue);flex-shrink:0;margin-top:.1rem;min-width:18px;
}
.input-list{display:flex;flex-direction:column;gap:.5rem;margin-top:.9rem}
.input-item{
  display:flex;gap:.7rem;align-items:flex-start;
  font-size:.94rem;color:var(--slate);line-height:1.58;
  padding:.75rem .95rem;background:rgba(6,11,20,.4);
  border:1px solid var(--divider);border-radius:var(--r-sm);
}
.copyright-box{
  margin-top:2rem;padding:1.3rem 1.6rem;
  background:rgba(6,11,20,.6);border:1px solid var(--divider);
  border-radius:var(--r-md);font-size:.88rem;color:var(--mist);line-height:1.68;
}

/* ── Contact ──────────────────────────────────────────────────── */
.contact-layout{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:start}
.contact-item{display:flex;gap:1rem;margin-bottom:1.25rem;align-items:flex-start}
.contact-icon{
  width:38px;height:38px;border-radius:var(--r-sm);background:var(--blue-ghost);
  display:grid;place-items:center;color:var(--blue);flex-shrink:0;
}
.contact-lbl{
  font-family:'IBM Plex Mono',monospace;font-size:.7rem;font-weight:500;
  text-transform:uppercase;letter-spacing:.08em;color:var(--mist);
  display:block;margin-bottom:.2rem;
}
.contact-val{font-size:.97rem;color:var(--slate);line-height:1.58}
.contact-val a{color:var(--blue);transition:opacity .2s}
.contact-val a:hover{opacity:.8}
.map-frame{border-radius:var(--r-lg);overflow:hidden;border:1px solid var(--divider);height:260px}
.map-frame iframe{width:100%;height:100%;border:none;filter:brightness(.68) contrast(1.18) saturate(.55) hue-rotate(178deg)}

/* ── Gallery ──────────────────────────────────────────────────── */
.gallery-scroll{
  display:flex;gap:.9rem;overflow-x:auto;padding-bottom:.6rem;
  scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:var(--mist) transparent;
}
.gallery-scroll::-webkit-scrollbar{height:2px}
.gallery-scroll::-webkit-scrollbar-thumb{background:var(--mist);border-radius:1px}
.gallery-card{
  flex-shrink:0;scroll-snap-align:start;width:270px;
  background:var(--navy-2);border:1px solid var(--divider);border-radius:var(--r-md);padding:1.3rem;
}
.gallery-card strong{
  display:block;font-family:'Cormorant Garamond',serif;
  font-size:1.02rem;font-weight:500;margin-bottom:.4rem;
}
.gallery-card p{font-size:.88rem;color:var(--mist);line-height:1.62}

/* ── Sponsors ─────────────────────────────────────────────────── */
.sponsor-row{display:flex;flex-wrap:wrap;gap:.7rem;margin-top:1.75rem}
.sponsor-chip{
  display:flex;align-items:center;gap:.55rem;
  padding:.65rem 1.3rem;background:var(--navy-2);border:1px solid var(--divider);
  border-radius:100px;font-size:.9rem;font-weight:500;color:var(--slate);
  transition:border-color .2s,color .2s;
}
.sponsor-chip:hover{border-color:var(--divider-hi);color:var(--white)}

/* ── Page hero ────────────────────────────────────────────────── */
.page-hero{
  padding:8.5rem var(--gutter) 3.5rem;
  background:linear-gradient(180deg,rgba(43,111,255,.04) 0%,transparent 100%);
  border-bottom:1px solid var(--divider);
}
.breadcrumb{
  font-family:'IBM Plex Mono',monospace;font-size:.74rem;color:var(--mist);
  letter-spacing:.06em;margin-bottom:1.1rem;display:flex;align-items:center;gap:.45rem;
}
.breadcrumb a{color:var(--blue)}
.page-hero h1{
  font-family:'Cormorant Garamond',serif;font-size:var(--f-h1);
  font-weight:300;letter-spacing:-.025em;line-height:1.1;margin-bottom:.7rem;
}
.page-hero p{font-size:1.05rem;color:var(--slate);max-width:560px;line-height:1.72}

/* ── Group heads ──────────────────────────────────────────────── */
.group-head{
  font-family:'IBM Plex Mono',monospace;font-size:.72rem;font-weight:500;
  text-transform:uppercase;letter-spacing:.12em;color:var(--mist);
  padding-bottom:.68rem;border-bottom:1px solid var(--divider);margin:2.5rem 0 1.35rem;
}
.group-head:first-of-type{margin-top:0}

/* ── Notice ───────────────────────────────────────────────────── */
.notice{
  background:var(--blue-ghost);border:1px solid var(--blue-line);
  border-radius:var(--r-md);padding:1.15rem 1.5rem;
  font-size:.97rem;color:var(--slate);line-height:1.68;
}
.notice strong{color:var(--white)}

/* ── Footer ───────────────────────────────────────────────────── */
footer{
  background:var(--black);border-top:1px solid var(--divider);
  padding:2.8rem var(--gutter);
  display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1.5rem;
}
.footer-brand{font-family:'Cormorant Garamond',serif;font-size:1.05rem;color:var(--slate)}
.footer-brand span{color:var(--blue)}
.footer-links{display:flex;gap:1.5rem;flex-wrap:wrap}
.footer-links a{font-size:.88rem;color:var(--mist);transition:color .2s}
.footer-links a:hover{color:var(--white)}
.footer-copy{
  font-size:.78rem;color:var(--mist);width:100%;text-align:center;
  border-top:1px solid var(--divider);padding-top:1.1rem;margin-top:.4rem;
}

/* ── Reveal animations ────────────────────────────────────────── */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}
.d4{transition-delay:.4s}.d5{transition-delay:.5s}

/* ── Tag pills ────────────────────────────────────────────────── */
.tag{
  display:inline-block;font-family:'IBM Plex Mono',monospace;
  font-size:.68rem;font-weight:500;padding:.18rem .55rem;
  border-radius:4px;letter-spacing:.04em;
}
.tag-b{background:var(--blue-ghost);color:var(--blue)}
.tag-c{background:var(--cyan-ghost);color:var(--cyan)}
.divider{border:none;border-top:1px solid var(--divider);margin:2.5rem 0}

@keyframes fadeUp{from{opacity:0;transform:translateY(22px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeIn{from{opacity:0}to{opacity:1}}

/* ── Responsive ───────────────────────────────────────────────── */
@media(max-width:900px){
  .nav-links{display:none}
  .nav-burger{display:flex}
  .contact-layout{grid-template-columns:1fr;gap:2rem}
  .director-wrap{flex-direction:column;text-align:center}
  .director-wrap .person-avatar{margin:0 auto}
  .dir-links{justify-content:center}
}
@media(max-width:640px){
  .people-grid{grid-template-columns:repeat(2,1fr)}
  .pub-item{grid-template-columns:42px 1fr;gap:0 .9rem}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .hero-title{letter-spacing:-.02em}
}
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
}

/* ── L-shaped updates layout ──────────────────────────────────── */
.updates-subhead {
  font-family: 'Cormorant Garamond', serif;
  font-size: 1.2rem; font-weight: 500;
  margin-bottom: 1.4rem; color: var(--white);
}
.updates-lshape {
  position: relative;
}
/* Events float — right side, ~40% wide */
.events-float {
  float: right;
  width: 42%;
  margin: 0 0 2rem 2.5rem;
}
/* News flows around the float */
.news-flow {
  /* naturally wraps around the float */
}
/* Clear float at end */
.updates-lshape::after {
  content: ''; display: table; clear: both;
}

/* ── Event carousel ───────────────────────────────────────────── */
.carousel-wrap {
  background: #0d1524;
  border: 1px solid var(--divider);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.carousel-track {
  display: flex;
  transition: transform 0.45s cubic-bezier(.22,1,.36,1);
}
.carousel-slide {
  flex-shrink: 0;
  width: 100%;
}
.carousel-slide img {
  width: 100%;
  height: auto;
  max-height: 400px;
  object-fit: contain;
  display: block;
  background: #0d1524;
}
.carousel-placeholder {
  width: 100%;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--navy-2) 0%, var(--void-2, #111d30) 100%);
}
.carousel-cap {
  padding: 0.9rem 1.1rem 1rem;
  font-size: 0.9rem;
  color: var(--white);
  line-height: 1.5;
  font-weight: 500;
}
.carousel-cap span {
  display: block;
  margin-top: 0.2rem;
  font-size: 0.82rem;
  color: var(--mist);
  font-weight: 400;
}
.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  padding: 0.75rem 1rem;
  border-top: 1px solid var(--divider);
}
.carousel-btn {
  width: 30px; height: 30px;
  border-radius: 50%;
  background: var(--blue-ghost);
  border: 1px solid var(--blue-line);
  display: grid; place-items: center;
  color: var(--blue);
  transition: background 0.2s, transform 0.15s;
  flex-shrink: 0;
}
.carousel-btn:hover {
  background: var(--blue);
  color: var(--white);
  transform: scale(1.1);
}
.carousel-dots {
  display: flex; gap: 5px; align-items: center;
}
.carousel-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--divider-hi);
  transition: background 0.2s, transform 0.2s;
  cursor: pointer;
}
.carousel-dot.active {
  background: var(--blue);
  transform: scale(1.3);
}

@media (max-width: 860px) {
  .events-float {
    float: none;
    width: 100%;
    margin: 0 0 2.5rem 0;
  }
}

/* ── Footer logo ──────────────────────────────────────────────── */
.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.footer-logo { height: 34px; width: auto; opacity: 0.65; }

/* ── Logo placement in page hero ─────────────────────────────── */
.page-hero-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  opacity: 0.5;
}
.page-hero-logo img { height: 42px; width: auto; }

/* ── Logo-white specific display ─────────────────────────────── */
.nav-logo img[src*="logo-white"] {
  width: 40px !important;
  height: 40px !important;
  border-radius: 4px;
  object-fit: cover;
  object-position: center;
}
.footer-logo[src*="logo-white"] {
  height: 48px !important;
  width: 48px !important;
  border-radius: 4px;
  object-fit: cover;
  object-position: center;
}
.hero-logo-img {
  height: 56px;
  width: 56px;
  border-radius: 6px;
  object-fit: cover;
  object-position: center;
}

/* Logo blend with dark background */
.nav-logo img[src*="logo-white"],
.footer-logo[src*="logo-white"],
.hero-logo-img[src*="logo-white"] {
  mix-blend-mode: screen;
}

/* Sections sit on top of the fixed animation canvas */
.section { background: rgba(6,11,20,0.88); }
.section-alt { background: rgba(13,21,36,0.92); }
.card { background: rgba(17,29,48,0.85); }
.course-card { background: rgba(17,29,48,0.85); }
.person-card { background: rgba(17,29,48,0.85); }
.phd-card { background: rgba(17,29,48,0.85); }
.director-wrap { background: linear-gradient(135deg,rgba(43,111,255,.09) 0%,rgba(92,240,255,.04) 100%); }
.page-hero { background: rgba(6,11,20,0.75); }
.stats-bar { background: rgba(13,21,36,0.92); }
footer { background: rgba(6,11,20,0.95); }
.nav.scrolled { background: rgba(6,11,20,0.90) !important; }