/* =========================================================
   Marc-Élie Adaime
   ========================================================= */

:root{
  --ink:#182338;            /* near-black, blue cast (body text) */
  --teal:#1d4e89;           /* blue (links, accents) */
  --teal-deep:#143a6b;      /* deep blue (hero, dark headings) */
  --teal-bright:#3d6fb0;    /* lighter blue */
  --amber:#1d4e89;          /* primary buttons = blue */
  --amber-deep:#3a4a63;     /* muted blue-grey small labels */
  --amber-soft:#bcd0e8;     /* soft blue (hover borders) */
  --paper:#ffffff;          /* main background */
  --panel:#eaf0f8;          /* pale blue (alt sections) */
  --sage:#e0e9f5;           /* soft blue (chips, mats, plates) */
  --line:#cdd9ea;           /* blue-tinted borders */
  --muted:#54617a;          /* muted blue-grey text */
  --white:#ffffff;

  --display:Georgia,"Times New Roman",Times,serif;
  --body:Georgia,"Times New Roman",Times,serif;
  --mono:-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;

  --maxw:1080px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}

body{
  margin:0;
  font-family:var(--body);
  color:var(--ink);
  background:var(--paper);
  line-height:1.62;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

img{max-width:100%;display:block}
a{color:var(--teal);text-decoration:underline;text-underline-offset:2px}
a:hover{color:var(--teal-deep)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.2rem,4vw,2.2rem)}

/* ---------- eyebrow ---------- */
.eyebrow{
  font-family:var(--mono);
  font-size:.74rem;
  letter-spacing:.12em;
  text-transform:uppercase;
  color:var(--muted);
  margin:0 0 .8rem;
}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:var(--white);
  border-bottom:1px solid var(--line);
}
.nav{
  max-width:var(--maxw);margin:0 auto;
  padding:.85rem clamp(1.2rem,4vw,2.2rem);
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
}
.brand{display:flex;flex-direction:column;line-height:1.15;text-decoration:none}
.brand b{font-family:var(--display);font-weight:700;font-size:1.15rem;color:var(--ink)}
.brand span{font-family:var(--mono);font-size:.62rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin-top:9px}
.nav-links{display:flex;gap:1.1rem;align-items:center;list-style:none;margin:0;padding:0}
.nav-links a{
  font-family:var(--mono);font-size:.86rem;font-weight:400;color:var(--ink);
  text-decoration:none;padding:.2rem 0;border-bottom:2px solid transparent;
}
.nav-links a:hover{color:var(--teal);border-bottom-color:var(--line)}
.nav-links a[aria-current="page"]{color:var(--teal);border-bottom-color:var(--teal)}
.nav-toggle{display:none;background:none;border:1px solid var(--line);border-radius:3px;padding:.45rem .55rem;cursor:pointer}
.nav-toggle span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0}

@media (max-width:760px){
  .nav-toggle{display:block}
  .nav-links{
    position:absolute;top:100%;left:0;right:0;
    flex-direction:column;align-items:stretch;gap:0;
    background:var(--white);border-bottom:1px solid var(--line);
    padding:.4rem clamp(1.2rem,4vw,2.2rem) .9rem;
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:.65rem 0;border-bottom:1px solid var(--line)}
}

/* ---------- hero ---------- */
.hero{position:relative;overflow:hidden;background:var(--teal-deep);color:#fff}
.hero-bg{
  position:absolute;inset:0;
  background:
    linear-gradient(180deg, rgba(20,58,107, .7), rgba(20,58,107,.68)),     
    url("Figures_webpage/IMG_20220718_154814%20Copy-b.jpg") center/cover;
}
.hero-inner{position:relative;max-width:var(--maxw);margin:0 auto;padding:clamp(2rem,4vw,3rem) clamp(1.2rem,4vw,2.2rem)}
.hero .eyebrow{color:#bcd0e8}
.hero h1{
  font-family:var(--display);font-weight:700;
  font-size:clamp(1.9rem,4vw,3rem);line-height:1.15;
  margin:.2rem 0 1rem;max-width:22ch;
}
.hero p{font-size:clamp(1.15rem,1.9vw,1.35rem);max-width:60ch;color:#e6ecf5;margin:0 0 1.4rem;line-height:1.6}
.hero .role{font-family:var(--mono);font-size:.9rem;letter-spacing:.03em;color:#b3c6df}
.btn-row{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.6rem}
.btn{
  display:inline-flex;align-items:center;gap:.4rem;
  font-family:var(--mono);font-weight:500;font-size:.88rem;
  padding:.6rem 1.15rem;border-radius:3px;
  border:1px solid transparent;text-decoration:none;
}
.btn-primary{background:#fff;color:var(--teal-deep);border-color:#fff}
.btn-primary:hover{background:#e6ecf5;color:var(--teal-deep)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{border-color:#fff;color:#fff}

.hero-portrait{
  width:160px !important;
  height:160px !important;
  max-width:160px !important;
  border-radius:50% !important;
  object-fit:cover;
  object-position:center center;
  display:block;
  margin:0 0 1.4rem;
  border:3px solid rgba(255,255,255,.9);
  box-shadow:0 4px 20px rgba(0,0,0,.25);
}

/* ---------- sections ---------- */
main{display:block}
.section{padding:clamp(2.6rem,5.5vw,4.2rem) 0}
.section.alt{background:var(--panel)}
.section h2{
  font-family:var(--display);font-weight:700;
  font-size:clamp(1.5rem,3vw,2.1rem);line-height:1.2;margin:.2rem 0 1rem;
}
.lead{font-size:1.14rem;max-width:66ch;color:var(--ink);line-height:1.6}
.prose p{max-width:68ch;margin:0 0 1.05rem}
.prose p:last-child{margin-bottom:0}

/* simple rule */
.strata{height:0;border:0;border-top:1px solid var(--line);width:100%;max-width:var(--maxw);margin:0 auto}

/* ---------- grid cards ---------- */
.grid{display:grid;gap:1.6rem}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
@media (max-width:860px){.grid.cols-3{grid-template-columns:1fr 1fr}}
@media (max-width:620px){.grid.cols-2,.grid.cols-3{grid-template-columns:1fr}}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:4px;
  padding:1.4rem;
}
.card:hover{border-color:var(--teal-bright)}
.card .num{font-family:var(--mono);font-size:.72rem;color:var(--amber-deep);letter-spacing:.08em;text-transform:uppercase}
.card h3{font-family:var(--display);font-weight:700;font-size:1.22rem;margin:.45rem 0 .5rem;line-height:1.25}
.card p{margin:0;color:#2a3550;font-size:.98rem}
.card .fig{margin:0 0 1.1rem;background:transparent;border-radius:3px}
.card .fig img,.card .fig svg{display:block;width:100%;height:auto;border-radius:2px}
.card img{border-radius:3px}

/* ---------- figure / plate ---------- */
.plate{border:1px solid var(--line);border-radius:4px;overflow:hidden;background:var(--white)}
.plate .img{aspect-ratio:4/3;position:relative;background:var(--sage)}
.plate .img img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.plate figcaption{font-family:var(--mono);font-size:.74rem;letter-spacing:.02em;color:var(--muted)}
.plate figcaption b{color:var(--ink);font-weight:700}

/* ---------- timeline ---------- */
.timeline{list-style:none;margin:0;padding:0;border-left:2px solid var(--line)}
.timeline li{position:relative;padding:0 0 1.8rem 1.6rem}
.timeline li:last-child{padding-bottom:0}
.timeline li::before{content:"";position:absolute;left:-6px;top:.4rem;width:10px;height:10px;border-radius:50%;background:var(--teal);border:2px solid var(--paper)}
.timeline .when{font-family:var(--mono);font-size:.74rem;letter-spacing:.05em;color:var(--amber-deep);text-transform:uppercase}
.timeline h3{font-family:var(--display);font-weight:700;font-size:1.16rem;margin:.25rem 0 .1rem}
.timeline .where{color:var(--muted);font-size:.9rem;margin-bottom:.4rem}
.timeline p{margin:.3rem 0 0;max-width:64ch;font-size:.97rem}

/* ---------- publications ---------- */
.pub-group{margin-bottom:2.4rem}
.pub-group h2{margin-bottom:.4rem}
.pub{padding:1rem 0;border-bottom:1px solid var(--line);display:grid;grid-template-columns:64px 1fr;gap:1rem}
.pub:first-of-type{border-top:1px solid var(--line)}
.pub .yr{font-family:var(--mono);font-size:.82rem;color:var(--amber-deep);padding-top:.15rem}
.pub .ref{margin:0}
.pub .ref .title{font-weight:700}
.pub .ref .venue{font-style:italic;color:var(--teal)}
.pub .tag{display:inline-block;font-family:var(--mono);font-size:.66rem;letter-spacing:.05em;text-transform:uppercase;
  background:var(--sage);color:var(--teal-deep);padding:.12rem .5rem;border-radius:3px;margin-left:.4rem}
.pub .doi{font-size:.85rem;word-break:break-word}
@media (max-width:560px){.pub{grid-template-columns:1fr;gap:.3rem}}

/* ---------- chips ---------- */
.chips{display:flex;flex-wrap:wrap;gap:.5rem;margin:1.1rem 0 0;padding:0;list-style:none}
.chips li{font-family:var(--mono);font-size:.8rem;background:var(--white);border:1px solid var(--line);border-radius:3px;padding:.35rem .75rem;color:var(--ink)}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:2.4rem;align-items:start}
@media (max-width:760px){.contact-grid{grid-template-columns:1fr}}
.contact-list{list-style:none;margin:1.1rem 0 0;padding:0}
.contact-list li{display:flex;gap:.8rem;padding:.65rem 0;border-bottom:1px solid var(--line);font-size:.98rem}
.contact-list .k{display:flex;align-items:center;gap:.45rem;font-family:var(--mono);font-size:.72rem;letter-spacing:.05em;text-transform:uppercase;color:var(--teal);width:auto;min-width:132px;flex:none;padding-top:.15rem}
.contact-list .k svg{flex:none;width:16px;height:16px}

/* ---------- CV ---------- */
.cv-section{margin-bottom:2.2rem}
.cv-section h2{font-family:var(--display);font-weight:700;font-size:1.4rem;border-bottom:1px solid var(--line);padding-bottom:.3rem;margin-bottom:1rem}
.cv-row{display:grid;grid-template-columns:150px 1fr;gap:1rem;padding:.55rem 0;border-bottom:1px solid var(--line)}
.cv-row .l{font-family:var(--mono);font-size:.78rem;color:var(--amber-deep);letter-spacing:.03em}
.cv-row b{font-weight:700}
.cv-row .sub{color:var(--muted);font-size:.9rem}
@media (max-width:560px){.cv-row{grid-template-columns:1fr;gap:.15rem}}

/* ---------- footer ---------- */
.site-footer{background:var(--panel);color:var(--muted);padding:2.2rem 0;border-top:1px solid var(--line)}
.foot{max-width:var(--maxw);margin:0 auto;padding:0 clamp(1.2rem,4vw,2.2rem);display:flex;flex-wrap:wrap;justify-content:space-between;gap:1rem;align-items:center}
.foot .brand b{color:var(--ink);font-family:var(--display)}
.foot .brand span{color:var(--muted)}
.foot a{color:var(--teal)}
.foot .fmono{font-family:var(--mono);font-size:.78rem;letter-spacing:.03em;color:var(--muted)}

/* ---------- reveal disabled (static) ---------- */
.js .reveal{opacity:1;transform:none}

:focus-visible{outline:2px solid var(--teal);outline-offset:2px}

/* ---------- Mobile adjustments ---------- */
@media (max-width:760px){
  /* About section: stack on mobile */
  .about-grid{grid-template-columns:1fr !important;}
  .about-grid .prose{max-width:100% !important;}
  .about-core{width:100% !important;}
  .about-core img{max-width:100% !important;width:100% !important;}
  .about-core figcaption{max-width:100% !important;}
  /* Threads figure rows: force single column, full width */
  .threads-grid{grid-template-columns:1fr !important;}
  /* Cancel the desktop margin bleed and caption-width hacks */
  .bleed-right{margin-right:0 !important;}
  .bleed-left{margin-left:0 !important;}
  .cap-wide{width:100% !important;}
  /* Make every threads figure full-width and its caption normal */
  .threads-grid .plate{margin:0 !important;width:100% !important;}
  .threads-grid .plate img{width:100% !important;max-width:100% !important;}
  .threads-grid .plate figcaption{width:100% !important;max-width:100% !important;}
}
/* Research page header background */
.hero-research .hero-bg{
  background:
    linear-gradient(180deg, rgba(17,50,68,.80), rgba(17,50,68,.75)),
    url("Figures_webpage/34EDEE50-22E7-4DC9-A96A-1D87A14C8290.jpg") center top/cover;
}
/* Contact page: reset right-column shift on mobile, center photos */
@media (max-width:760px){
  .contact-grid > .reveal:last-child{
    margin-left:0 !important;
    margin-top:0 !important;
    align-items:center !important;
  }
  .contact-grid > .reveal:last-child figure{
    margin-left:auto !important;
    margin-right:auto !important;
  }
  .contact-grid > .reveal:last-child img{
    margin-left:auto !important;
    margin-right:auto !important;
  }
}
/* Mobile header spacing */
@media (max-width:760px){
  /* Brand subtitle: more space between wrapped lines */
  .brand span{line-height:1.5;}
  /* Dropdown menu: space items, no dividers, no tap highlight */
  .nav-links{gap:.9rem !important;}
  .nav-links a{
    padding:.6rem 0 !important;
    border-bottom:none !important;
    -webkit-tap-highlight-color:transparent !important;
  }
}

/* Research page: field photo column beside the timeline */
.field-photos{
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  height:100%;
  padding:1rem 0;
}
.field-photos img{
  width:100%;
  max-width:200px;
  height:auto;
  border-radius:6px;
  display:block;
}
.field-photos img:last-child{
  max-width:320px;
}
/* Alternate the photos left/right within the column */
.field-photos img:nth-child(odd){margin-left:auto}
.field-photos img:nth-child(even){margin-right:auto}

/* Mobile: stack timeline above, photos below in a 2-col grid */
@media (max-width:760px){
  .training-grid{grid-template-columns:1fr !important;gap:1.8rem !important;}
  .field-photos{
    flex-direction:row !important;
    flex-wrap:wrap !important;
    justify-content:center !important;
    gap:1rem !important;
  }
  .field-photos img{
    width:calc(50% - .5rem) !important;
    max-width:none !important;
    margin:0 !important;
  }
}
/* Publications header figure: stack on mobile */
@media (max-width:760px){
  .pub-header-grid{grid-template-columns:1fr !important;}
  .pub-header-fig{margin-top:0 !important;}
  .pub-header-fig img{margin-left:0 !important;max-width:100% !important;}
  .pub-header-fig figcaption{margin-left:0 !important;max-width:100% !important;}
}