/* Consistent sizing across the whole page */
*, *::before, *::after { box-sizing: border-box; }

/* =====================================================
   Variables
   ===================================================== */
:root{
  --red:#ff4b4b;
  --text:#111;
  --muted:#666;
  --bg:#fff;

  /* responsive page side padding (used by topbar/sections) */
  --page-pad: clamp(12px, 2vw, 22px);

  /* inner padding scales (used inside the white "cards") */
  --card-pad-sm: 12px 18px;                /* navbar pill */
  --card-pad-lg: clamp(28px, 4vw, 48px);   /* hero/about cards */

  /* shared content width (navbar + all sections) */
  --container-max: 1200px;
  --container-pad: var(--page-pad);
}

/* =====================================================
   Base
   ===================================================== */
body{
  margin:0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:#fff;
  color: var(--text);
}

/* =====================================================
   Layout utilities
   ===================================================== */
.container{
  /* Same width everywhere (navbar + sections), with consistent side padding */
  width: min(100% - (2 * var(--container-pad)), var(--container-max));
  margin-inline: auto;
}

/* =====================================================
   Topbar / Navbar
   ===================================================== */
.topbar{
  position: sticky;
  top: 0;
  z-index: 1000;
  padding: var(--page-pad);
  background: transparent;
}

.nav{
  background: var(--bg);
  border-radius: 999px;
  padding: var(--card-pad-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0 6px 18px rgba(0,0,0,.08);
  gap: 18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--text);
}

.logo-dot{
  width:34px;
  height:34px;
  border-radius: 50%;
  background: var(--red);
  display:inline-block;
}

.brand-text strong{
  letter-spacing:.5px;
  font-size: 16px;
  line-height: 1.0;
}

.brand-text small{
  color:var(--muted);
  letter-spacing:1.5px;
  font-size: 11px;
  line-height: 1.0;
}

.links{
  display:flex;
  align-items:center;
  gap: 26px;
  flex: 1;
  justify-content:center;
}

/* ----------- UPDATED: bigger clickable feel on desktop ----------- */
.link{
  text-decoration:none;
  color:var(--text);
  font-weight:600;
  font-size:14px;
  letter-spacing:.5px;
  opacity:.9;
  transition: color 0.3s ease, opacity 0.3s ease;

  display: inline-flex;
  align-items: center;
  padding: 8px 10px;
  border-radius: 12px;
  cursor: pointer;
}

.link:hover,
.link:focus-visible{
  opacity: 1;
  color: var(--red);
  background: transparent;
  outline: none;
}
/* --------------------------------------------------------------- */

.contact{
  text-decoration: none;
  color: var(--red);
  font-weight: 700;
  padding: 10px 16px;
  border-radius: 999px;
  border: 2px solid var(--red);
  background: transparent;
  transition:
    background-color 0.3s ease,
    color 0.3s ease,
    border-color 0.3s ease;
}

.contact:hover{
  background-color: var(--red);
  color: #fff;
  border-color: var(--red);
}

/* =====================================================
   Hero
   ===================================================== */
.hero{
  padding: var(--page-pad);
  padding-top: 16px;
  padding-bottom: 20px;
}

.hero-inner{
  background: #fff;
  border-radius: 32px;
  padding: var(--card-pad-lg);
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
  align-items: stretch;
  box-shadow: 0 10px 30px rgba(0,0,0,.06);
}

.hero-text h1{
  font-size: clamp(42px, 4vw, 72px);
  line-height: 1.05;
  margin: 0 0 30px;
}

.hero-text p{
  color: #555;
  font-size: 16px;
  margin-bottom: 30px;
}

.hero-buttons{
  display: flex;
  gap: 14px;
}

.btn{
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  font-size: 14px;
}

.btn.primary{
  background: var(--red);
  color: #fff;
}

.btn.outline{
  border: 2px solid var(--red);
  color: var(--red);
}

.hero-visuals{
  display: flex;
  align-self: stretch;
  align-items: stretch;
}

.hero-animation{
  flex: 1;
  align-self: stretch;
  display: flex;
  border-radius: 24px;
  overflow: hidden;
}

.hero-animation img{
  flex: 1;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

/* =====================================================
   Services
   ===================================================== */
.services{
  padding: var(--page-pad);
  padding-top: 0px;
  padding-bottom: 80px;
}

.services-inner{
  padding-inline: var(--card-pad-lg);
}

.services-inner h2{
  font-size: 36px;
  font-weight: 700;
  margin-bottom: 40px;
}

.services-content{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.services-content p{
  font-size: 18px;
  line-height: 1.6;
  color: #111;
  text-align: justify;
}

/* =====================================================
   Background – placeholder figures
   ===================================================== */
.background-figures{
  margin-top: 28px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(12px, 3vw, 40px);
}

.bg-figure{
  height: clamp(120px, 16vw, 180px);
  display: grid;
  place-items: center;
  background: transparent;
  border-radius: 16px;
  font-weight: 700;
  letter-spacing: 3px;
  color: rgba(0,0,0,.45);
}

.bg-figure-icon{
  display: block;
  height: 68%;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

/* =====================================================
   About
   ===================================================== */
.about{
  padding: var(--page-pad);
  padding-top: 120px;
  padding-bottom: 80px;
}

.about-inner{
  background: #fff;
  border-radius: 32px;
  box-shadow: 0 10px 30px rgba(0,0,0,.06);
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.7fr 0.7fr;
  gap: 0;
}

.about-text{
  padding: var(--card-pad-lg);
}

.about-text h2{
  font-size: 44px;
  margin: 0 0 18px;
}

.about-text p{
  font-size: 16px;
  line-height: 1.7;
  margin: 0 0 18px;
  color: #111;
  max-width: 62ch;
  text-align: justify;
}

.about-figure{
  margin: 0;
  position: relative;
  min-height: clamp(130px, 22vw, 180px); /* reduced height */
  display: flex;
  flex-direction: column;
}

.figure-placeholder{
  flex: 1;
  display: grid;
  place-items: center;
  font-weight: 800;
  letter-spacing: 3px;
  font-size: 22px;
  color: rgba(0,0,0,.5);
  background: linear-gradient(135deg, #d9d9d9, #f2f2f2);
}




/* CV link styling — force non-blue */
.cv-link,
.cv-link:link,
.cv-link:visited{
  display: inline-block;
  margin-top: 18px;
  padding: 10px 16px;
  border-radius: 999px;

  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.4px;

  color: var(--red);          /* force color */
  text-decoration: none;     /* remove underline */
  border: 2px solid var(--red);
  background: transparent;

  transition:
    background-color 0.3s ease,
    color 0.3s ease,
    transform 0.2s ease;
}

/* Hover + keyboard */
.cv-link:hover,
.cv-link:focus-visible{
  background-color: var(--red);
  color: #fff;
  outline: none;
  transform: translateY(-1px);
}

/* =====================================================
   Footer
   ===================================================== */
.site-footer{
  margin-top: 120px;
  padding-bottom: 40px;
  text-align: center;
  color: #9a9a9a;
  font-size: 0.9rem;
}

.footer-divider{
  width: 100%;
  height: 1px;
  background: #e0e0e0;
  margin-bottom: 40px;
}

.footer-text{
  margin-bottom: 24px;
}

.footer-social-box{
  display: inline-flex;
  gap: 24px;
  padding: 14px 28px;
  background: #f2f2f2;
  border-radius: 4px;
  position: relative;
  z-index: 10;
}

.footer-social-box a{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  pointer-events: auto;
  color: var(--red);
  font-size: 1.2rem;
  text-decoration: none;
}

.footer-social-box a:hover{
  opacity: 0.7;
}

.footer-social-box a i{
  pointer-events: none;
}

/* =====================================================
   Publications / Research page helpers
   ===================================================== */
.pub-link {
  color: inherit;
  font-size: 0.9em;
  text-decoration: underline;
}

.pub-link:hover {
  opacity: 0.7;
}

.hero-publications .hero-text {
  max-width: 100%;
}

.hero.hero-publications .hero-publications-box a {
  color: #000;
  text-decoration: underline;
}

.hero.hero-publications .hero-publications-box a:hover {
  opacity: 0.7;
}

.page-hero {
  padding: 5rem 0 3rem;
}

.page-hero-inner {
  display: flex;
  justify-content: center;
}

.page-hero-text {
  max-width: 800px;
  text-align: center;
}

.page-hero-text h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.page-hero-text p {
  font-size: 1.05rem;
  line-height: 1.6;
  opacity: 0.9;
}

/* Research: force single-column hero and full-width text inside the hero box */
.hero.hero-research .hero-inner {
  display: block !important;
}

.hero.hero-research .hero-text.hero-research-box {
  width: 100% !important;
  max-width: 100% !important;
  flex: none !important;
  text-align: center;
}

.hero.hero-research .hero-text.hero-research-box p {
  text-align: justify;
}

/* Research projects: reuse About layout with per-project spacing */
.project {
  margin-top: 0.75rem;
}

.project .about-text h2 {
  letter-spacing: 0.02em;
  font-size: 1.6rem;
}

.project-figure-placeholder {
  width: 100%;
  height: 100%;
  min-height: 260px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  border: 1px dashed rgba(0, 0, 0, 0.25);
  background: rgba(0, 0, 0, 0.04);
  font-weight: 700;
  letter-spacing: 0.08em;
}

.project-figure {
  overflow: hidden;
}

.about.project{
  padding-top: 10px;
  padding-bottom: 10px;
}

.about.project .project-card{
  display: flex !important;
  flex-direction: column;
  gap: 0;
  overflow: hidden;
}

.about.project .project-card .project-media{
  margin: 0;
  width: 100%;
  height: 360px;
}

.about.project .project-card .project-media img{
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
}

.about.project .project-card .project-body{
  padding: var(--card-pad-lg);
  width: 100%;
  max-width: none;
}

.about.project .project-card .project-body p{
  max-width: none;
}

#project1 .project-body p,
#project2 .project-body p,
#project3 .project-body p{
  text-align: justify;
}

#project1 .project-media{ height: 300px; }
#project2 .project-media{ height: 360px; }
#project3 .project-media{ height: 240px; }

section.about.project .about-inner.project-card{
  display: flex !important;
  flex-direction: column !important;
  grid-template-columns: none !important;
}

section.about.project .about-inner.project-card > figure{
  width: 100%;
  margin: 0;
  height: clamp(260px, 35vw, 420px);
}

section.about.project .about-inner.project-card > figure img{
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
}

section.about.project .about-inner.project-card > .project-text-wide{
  width: 100%;
  max-width: none;
  padding: var(--card-pad-lg);
}

section.about.project .about-inner.project-card > .project-text-wide p{
  max-width: none;
}

.project-media{
  width: 100%;
  aspect-ratio: 3 / 4;
}

#project4 .project-media{
  max-width: 450px;
  height: 450px;
  margin-left: auto;
}

#project4 .project-media img{
  width: 100%;
  height: 100%;
  object-fit: contain;
}

#project4 .about-text p{
  font-size: 14px;
  line-height: 1.7;
  margin: 0 0 18px;
  overflow-wrap: anywhere;
  word-break: normal;
}

.project-links{
  margin-top: 0.6rem;
  font-size: 0.9rem;
}

.project-links-pubs{
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
}

.project-links a{
  color: #000;
  text-decoration: underline;
  font-weight: 500;
}

.project-links a i{
  margin-right: 0.25rem;
}

.project-links a:hover{
  opacity: 0.75;
}

.project-note a{
  color: #000;
  text-decoration: underline;
}

.project-note a:visited{
  color: #000;
}

.project-note a:hover{
  opacity: 0.7;
}

/* =====================================================
   Responsive
   ===================================================== */
@media (max-width: 900px){
  .hero-inner{
    grid-template-columns: 1fr;
    padding: var(--card-pad-lg);
  }

  .hero-visuals{
    height: 320px;
  }

  .services-content{
    grid-template-columns: 1fr;
    gap: 28px;
  }

  .services-inner h2{
    font-size: 32px;
  }

  .about-inner{
    grid-template-columns: 1fr;
  }

  .about-text{
    padding: var(--card-pad-lg);
  }

  .about-figure{
    min-height: 180px;
  }
}

@media (max-width: 768px){
  #project4 .about-text{
    min-width: 0;
  }

  .background-figures{
    grid-template-columns: 1fr;
    gap: 28px;
    margin-top: 22px;
  }

  .bg-figure{
    height: auto;
    min-height: 0;
    padding-block: 4px;
  }

  .bg-figure-icon{
    width: 40vw;
    max-width: 100%;
    height: auto;
  }
}

@media print {
  body {
    background: #fff;
  }

  .topbar {
    position: static;
    padding: 0;
  }

  .nav {
    box-shadow: none;
  }

  section {
    page-break-inside: avoid;
  }

  .hero,
  .services,
  .about {
    padding: 0;
  }

  .hero-animation {
    display: none;
  }
}

.closing-quote {
  margin: 4rem 1rem 2rem;
  text-align: center;
}

.quote-line {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.quote-greek,
.quote-english {
  font-size: 1.1rem;
  font-style: italic;
  letter-spacing: 0.02em;
  color: var(--red);
}

.quote-dot {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--red);
  line-height: 1;
}

.quote-author {
  margin-top: 0.6rem;
  font-size: 0.9rem;
  color: #777;
}

/* =====================================================
   Mobile navbar (hamburger)
   ===================================================== */
.menu-toggle{
  display:none;
  background: transparent;
  border: 0;
  cursor: pointer;
  font-size: 22px;
  line-height: 1;
  color: var(--text);
  padding: 10px 12px;
  border-radius: 999px;
}

.menu-toggle:focus-visible{
  outline: 2px solid var(--red);
  outline-offset: 3px;
}

@media (max-width: 768px){
  .nav{
    border-radius: 22px;
    padding: 12px 14px;
    flex-wrap: wrap;
    gap: 10px;
  }

  .brand{ order: 1; }

  .menu-toggle{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: auto;
    order: 2;
  }

  .contact{
    order: 3;
    margin-left: auto;
    padding: 8px 12px;
  }

  /* ----------- UPDATED: vertical menu + big clickable rows ----------- */
  .links{
    order: 4;
    flex: 0 0 100%;
    display: none;
    flex-direction: column;   /* vertical list */
    align-items: stretch;     /* full width */
    gap: 8px;
    padding: 14px 6px 6px;
    margin-top: 6px;
  }

  .links.is-open{
    display: flex;
  }
.links .link{
  width: 100%;
  display: block;
  padding: 12px 14px;
  border-radius: 14px;
  font-size: 18px;      /* smaller */
  font-weight: 600;     /* cleaner */
  letter-spacing: 0.5px;
  text-align: left;
  opacity: 1;
}

  .links .link:hover,
  .links .link:focus-visible{
    background: transparent;
    color: var(--red);
  }
  /* ------------------------------------------------------------------ */
}