:root {
  --bg: #eef5fb;
  --panel: #ffffff;
  --panel-2: #e6f0fb;
  --soft: #0f2236;
  --muted: #31485f;
  --line: rgba(15, 34, 54, 0.18);
  --accent: #1686d9;
  --accent-2: #7ed7c6;
  --accent-3: #7fb2ff;
  --shadow: 0 18px 42px rgba(12, 45, 82, 0.12);
  --radius: 22px;
  --max: 1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}

body{
  margin:0;
  font-family: Inter, Arial, Helvetica, sans-serif;
  color:var(--soft);
  background:
    radial-gradient(circle at top right, rgba(22,134,217,.10), transparent 28%),
    radial-gradient(circle at left 20%, rgba(126,215,198,.08), transparent 26%),
    linear-gradient(180deg, #f9fcff 0%, #edf5fc 100%);
  line-height:1.65;
}

a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(var(--max), calc(100% - 2rem)); margin:0 auto}

header.site-header{
  position:sticky;
  top:0;
  z-index:30;
  backdrop-filter: blur(12px);
  background: rgba(255,255,255,0.98);
  border-bottom:1px solid var(--line);
}

.navbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:1rem 0;
}

.brand{display:flex; align-items:center; gap:.9rem; font-weight:700}
.brand img{width:48px; height:48px}

.brand-text{
  color:var(--soft);
}

.brand-text small{
  display:block;
  color:var(--muted);
  font-weight:600;
  letter-spacing:.06em;
  text-transform:uppercase;
  font-size:.72rem;
}

.nav-links{
  display:flex;
  gap:.35rem;
  flex-wrap:wrap;
  align-items:center;
}

.nav-links a{
  padding:.72rem .95rem;
  border-radius:999px;
  color:#28455f;
  font-size:.96rem;
  font-weight:600;
}

.nav-links a:hover,
.nav-links a.active{
  background:rgba(22,134,217,.16);
  color:#0b5f9c;
}

.hero{padding:4.5rem 0 3rem}

.hero-grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:2rem;
  align-items:center;
}

.eyebrow{
  display:inline-flex;
  gap:.5rem;
  align-items:center;
  padding:.45rem .8rem;
  border-radius:999px;
  background:rgba(22,134,217,.12);
  color:#0b68a8;
  border:1px solid rgba(22,134,217,.24);
  font-size:.88rem;
  font-weight:700;
}

.eyebrow:before{
  content:"";
  width:.55rem;
  height:.55rem;
  border-radius:50%;
  background:var(--accent-2);
  box-shadow:0 0 0 6px rgba(126,215,198,.20);
}

h1{
  font-size: clamp(2.3rem, 4.8vw, 4.5rem);
  line-height:1.04;
  margin:.9rem 0 1rem;
  color:var(--soft);
}

h2,h3{
  color:var(--soft);
}

.lead{
  font-size:1.08rem;
  color:var(--muted);
  max-width:65ch;
}

.hero-actions{
  display:flex;
  gap:.85rem;
  flex-wrap:wrap;
  margin-top:1.5rem;
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.55rem;
  padding:.95rem 1.25rem;
  border-radius:14px;
  font-weight:700;
  border:1px solid var(--line);
}

.btn-primary{
  background:linear-gradient(135deg, #1179c9, #4b97ff);
  color:#ffffff;
  border:none;
}

.btn-primary:hover{
  background:linear-gradient(135deg, #0d6cb6, #3d8cf7);
}

.btn-secondary{
  background:#ffffff;
  color:#12314f;
  border:1px solid rgba(15,34,54,.18);
}

.btn-secondary:hover{
  background:#f2f8ff;
}

.hero-card{
  background:linear-gradient(180deg, #ffffff, #eef6ff);
  border:1px solid rgba(15,34,54,.14);
  border-radius:28px;
  padding:1rem;
  box-shadow:var(--shadow);
}

.hero-card .stats{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:.8rem;
  margin-top:1rem;
}

.stat{
  background:#ffffff;
  border:1px solid rgba(15,34,54,.14);
  padding:1rem;
  border-radius:18px;
  text-align:center;
}

.stat strong{
  display:block;
  font-size:1.3rem;
  color:#0b68a8;
}

.stat span{
  color:var(--muted);
}

.section{padding:2.5rem 0}

.section h2{
  font-size: clamp(1.6rem, 3vw, 2.5rem);
  margin:0 0 .75rem;
}

.section-intro{
  color:var(--muted);
  max-width:75ch;
}

.section-subtitle{
  margin:1.1rem 0 .5rem;
  font-size:1.12rem;
}

.impact-list{
  margin:.4rem 0 1rem 1.1rem;
  padding:0;
  color:var(--soft);
}

.impact-list li{
  margin:.35rem 0;
  padding-left:.15rem;
}

.funding-note{
  margin-top:1rem;
  padding:1rem 1.1rem;
  border-radius:14px;
  border:1px solid rgba(15,34,54,.14);
  background:linear-gradient(180deg, #ffffff, #f3f8ff);
}

.funding-note h3{
  margin:.1rem 0 .45rem;
  font-size:1rem;
}

.funding-note p{
  margin:0;
  color:var(--muted);
}

.grid-2{display:grid; grid-template-columns:1fr 1fr; gap:1.5rem}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:1.2rem}

.card{
  background:linear-gradient(180deg, #ffffff, #f4f9ff);
  border:1px solid rgba(15,34,54,.16);
  border-radius:var(--radius);
  padding:1.25rem;
  box-shadow:var(--shadow);
}

.card h3{
  margin:.2rem 0 .55rem;
  font-size:1.18rem;
}

.card p{
  margin:0;
  color:var(--muted);
}

.icon-chip{
  width:58px;
  height:58px;
  border-radius:18px;
  display:grid;
  place-items:center;
  background:linear-gradient(145deg, rgba(22,134,217,.16), rgba(127,178,255,.20));
  border:1px solid rgba(15,34,54,.10);
  margin-bottom:.9rem;
}

.feature-list{
  display:grid;
  gap:1rem;
  margin-top:1.2rem;
}

.feature-row{
  display:grid;
  grid-template-columns:auto 1fr;
  gap:1rem;
  align-items:start;
  padding:1rem;
  border-radius:18px;
  background:#ffffff;
  border:1px solid rgba(15,34,54,.14);
}

.feature-row b{
  display:block;
  margin-bottom:.25rem;
  color:var(--soft);
}

.highlight{
  background:linear-gradient(135deg, rgba(22,134,217,.10), rgba(126,215,198,.10));
  border:1px solid rgba(22,134,217,.22);
}

.kpi-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1rem;
  margin-top:1.2rem;
}

.kpi{
  padding:1.2rem;
  border-radius:20px;
  background:#ffffff;
  border:1px solid rgba(15,34,54,.14);
}

.kpi h3{
  font-size:2rem;
  margin:0 0 .35rem;
  color:#0d76bd;
}

.kpi p{
  color:var(--muted);
}

.page-banner{padding:3rem 0 1.4rem}

.page-banner-grid{
  display:grid;
  grid-template-columns:1fr .9fr;
  gap:1.6rem;
  align-items:center;
}

.research-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:1rem;
  margin-top:1.4rem;
}

.research-item{
  padding:1.1rem;
  border-radius:20px;
  background:#ffffff;
  border:1px solid rgba(15,34,54,.16);
}

.research-item span{
  font-size:.82rem;
  color:#0d76bd;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-weight:700;
}

.research-item h3{
  margin:.35rem 0 .55rem;
  font-size:1.08rem;
}

.research-item p{
  color:var(--muted);
}

.people{
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:1rem;
  margin-top:1.25rem;
}

.person{
  padding:1rem;
  border-radius:22px;
  background:#ffffff;
  border:1px solid rgba(15,34,54,.16);
  text-align:center;
}

.avatar{
  width:90px;
  height:90px;
  border-radius:50%;
  margin:0 auto .9rem;
  background:linear-gradient(135deg, rgba(126,215,198,.42), rgba(22,134,217,.24));
  display:grid;
  place-items:center;
  font-weight:800;
  font-size:1.4rem;
  color:#0b5f9c;
  border:1px solid rgba(15,34,54,.10);
}

.person small{
  display:block;
  color:var(--muted);
}

.section-heading.compact{margin-bottom:1.1rem}
.people-photo-grid{grid-template-columns:repeat(auto-fit,minmax(210px,1fr))}

.team-card-photo{
  padding:1.2rem 1rem 1.1rem;
  transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.team-card-photo:hover{
  transform:translateY(-4px);
  border-color:rgba(22,134,217,.35);
  box-shadow:0 18px 36px rgba(12,45,82,.14);
}

.avatar-photo{
  width:164px;
  height:164px;
  object-fit:cover;
  background:#f4f9ff;
  padding:0;
  border:2px solid rgba(15,34,54,.10);
  box-shadow:0 8px 22px rgba(12,45,82,.10);
}

.person-role{
  margin:.2rem 0 .15rem;
  color:#16324a;
  font-weight:700;
  font-size:.98rem;
}

.person code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Monaco,Consolas,Liberation Mono,monospace;
  font-size:.88em;
  background:rgba(22,134,217,.10);
  padding:.12rem .32rem;
  border-radius:6px;
}

.timeline{
  display:grid;
  gap:1rem;
  margin-top:1.25rem;
}

.event-link{
  display:block;
}

.event{
  display:grid;
  grid-template-columns:110px 1fr;
  gap:1rem;
  padding:1rem;
  border-radius:20px;
  background:#ffffff;
  border:1px solid rgba(15,34,54,.16);
  transition:border-color .2s ease, box-shadow .2s ease, transform .2s ease;
}

.event.featured-event{
  position:relative;
  overflow:hidden;
  background:
    linear-gradient(135deg, rgba(255,255,255,0.95), rgba(230,240,251,0.85)),
    radial-gradient(circle at top right, rgba(126,215,198,.18), transparent 45%);
  border:1px solid rgba(22,134,217,.28);
  box-shadow:0 18px 42px rgba(12,45,82,.10);
}

.event.featured-event:after{
  content:"";
  position:absolute;
  right:-40px;
  top:-40px;
  width:160px;
  height:160px;
  background:radial-gradient(circle, rgba(22,134,217,.25), transparent 65%);
  opacity:.7;
}

.event-link:hover .event{
  border-color:rgba(22,134,217,.32);
  box-shadow:0 14px 30px rgba(12,45,82,.10);
  transform:translateY(-2px);
}

.event-date{
  border-radius:16px;
  background:linear-gradient(135deg, rgba(22,134,217,.18), rgba(127,178,255,.18));
  border:1px solid rgba(15,34,54,.10);
  display:grid;
  place-items:center;
  padding:1rem;
  text-align:center;
  color:var(--soft);
}

.event-date strong{
  display:block;
  font-size:1.6rem;
  color:#0b5f9c;
}

.event-badge{
  display:inline-flex;
  align-items:center;
  gap:.4rem;
  padding:.3rem .7rem;
  border-radius:999px;
  background:rgba(22,134,217,.12);
  color:#0b68a8;
  font-size:.78rem;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.08em;
}

.event-title{
  margin:.55rem 0 .5rem;
  font-size:1.2rem;
  line-height:1.35;
}

.event-meta{
  display:flex;
  flex-wrap:wrap;
  gap:.5rem .75rem;
  color:var(--muted);
  font-weight:600;
  font-size:.95rem;
}

.event-meta span{
  padding:.25rem .6rem;
  background:rgba(255,255,255,.7);
  border-radius:10px;
  border:1px solid rgba(15,34,54,.10);
}

.event-cta{
  margin:.7rem 0 0;
  color:#0b5f9c;
  font-weight:700;
  text-transform:uppercase;
  letter-spacing:.06em;
  font-size:.85rem;
}

.publication-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:1rem;
  margin-top:1.2rem;
}

.pub-card{
  padding:1rem;
  border-radius:20px;
  background:#ffffff;
  border:1px solid rgba(15,34,54,.16);
}

.pub-card small{
  color:#0d76bd;
  text-transform:uppercase;
  letter-spacing:.08em;
  font-weight:700;
}

.pub-card p{
  color:var(--muted);
}

.cta{padding:3rem 0 4rem}

.cta-box{
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:1.5rem;
  align-items:center;
  padding:1.5rem;
  border-radius:28px;
  border:1px solid rgba(15,34,54,.16);
  background:linear-gradient(135deg, rgba(22,134,217,.10), rgba(126,215,198,.10));
  box-shadow:var(--shadow);
}

.footer{
  padding:1.5rem 0 2.5rem;
  color:var(--muted);
  border-top:1px solid rgba(15,34,54,.14);
  margin-top:2rem;
}

.footer-grid{
  display:flex;
  justify-content:space-between;
  gap:1rem;
  flex-wrap:wrap;
}

.tag-list{
  display:flex;
  gap:.55rem;
  flex-wrap:wrap;
  margin-top:1rem;
}

.tag{
  padding:.45rem .75rem;
  border-radius:999px;
  border:1px solid rgba(15,34,54,.14);
  background:#ffffff;
  color:#28455f;
  font-size:.9rem;
  font-weight:600;
}

.illustration-frame{
  padding:1rem;
  border-radius:28px;
  background:linear-gradient(180deg, #ffffff, #edf5ff);
  border:1px solid rgba(15,34,54,.16);
  box-shadow:var(--shadow);
}

.illustration-frame img{
  width:100%;
  border-radius:18px;
}

/* event detail pages */
.event-detail-page .back-link{
  display:inline-block;
  margin-bottom:1.2rem;
  color:#0b68a8;
  font-weight:700;
  text-decoration:none;
}

.event-detail-page .back-link:hover{
  text-decoration:underline;
}

.event-detail-page .register-banner{
  margin:1.5rem 0 2rem;
  background:linear-gradient(135deg, #1179c9 0%, #1f8fe2 58%, #6aaef7 100%);
  color:#fff;
  border:0;
  border-radius:22px;
  padding:28px;
  box-shadow:0 18px 34px rgba(12,45,82,.18);
}

.event-detail-page .register-banner h2,
.event-detail-page .register-banner p,
.event-detail-page .register-banner a{
  color:#fff;
}

.event-detail-page .register-grid{
  display:grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap:24px;
  align-items:center;
}

.event-detail-page .register-actions{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-top:1rem;
}

.event-detail-page .btn-light{
  display:inline-block;
  background:#ffffff;
  color:#0b68a8 !important;
  padding:12px 18px;
  border-radius:999px;
  font-weight:700;
  text-decoration:none;
  box-shadow:0 8px 18px rgba(255,255,255,0.16);
}

.event-detail-page .btn-outline-light{
  display:inline-block;
  border:2px solid rgba(255,255,255,0.88);
  color:#ffffff !important;
  padding:10px 16px;
  border-radius:999px;
  text-decoration:none;
  font-weight:700;
}

.event-detail-page .qr-box{
  background:rgba(255,255,255,0.16);
  border:1px dashed rgba(255,255,255,0.84);
  border-radius:18px;
  padding:18px;
  text-align:center;
}

.event-detail-page .qr-box img{
  width:150px;
  height:150px;
  background:#fff;
  border-radius:14px;
  padding:10px;
  display:block;
  margin:0 auto 10px;
}

.event-detail-page .registration-link{
  font-weight:700;
  word-break:break-word;
}

.event-detail-page .event-meta{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap:14px;
  margin-top:1rem;
}

.event-detail-page .meta-box{
  background:#ffffff;
  border:1px solid rgba(15,34,54,.16);
  border-radius:14px;
  padding:14px 16px;
  box-shadow:0 8px 22px rgba(12,45,82,.06);
  color:#0f2236;
  font-weight:500;
}

.event-detail-page .meta-label{
  display:block;
  font-size:0.78rem;
  letter-spacing:0.08em;
  text-transform:uppercase;
  color:#28455f;
  font-weight:700;
  margin-bottom:0.35rem;
}

.event-detail-page .schedule-table{
  width:100%;
  border-collapse:collapse;
  margin-top:1rem;
  background:#ffffff;
  border-radius:16px;
  overflow:hidden;
  box-shadow:0 10px 24px rgba(12,45,82,.08);
}

.event-detail-page .schedule-table th,
.event-detail-page .schedule-table td{
  padding:14px 16px;
  text-align:left;
  border-bottom:1px solid rgba(15,34,54,.12);
  vertical-align:top;
  color:#233c54;
}

.event-detail-page .schedule-table th{
  background:#eaf3fd;
  color:#0f2236;
  font-size:0.92rem;
  font-weight:700;
}

.event-detail-page .schedule-table tr:last-child td{
  border-bottom:none;
}

.event-detail-page .note-box{
  margin-top:1rem;
  padding:16px 18px;
  border-left:4px solid #1686d9;
  background:#f3f8fe;
  border-radius:12px;
  color:#233c54;
}

.event-detail-page .note-box strong{
  color:#0f2236;
}

.event-detail-page .speaker-grid{
  display:flex;
  flex-direction:column;
  gap:24px;
}

.event-detail-page .speaker-card.with-photo{
  display:grid;
  grid-template-columns: 170px 1fr;
  gap:24px;
  align-items:start;
  padding:24px;
  border-radius:20px;
  background:#ffffff;
  border:1px solid rgba(15,34,54,.16);
  box-shadow:0 10px 24px rgba(12,45,82,.08);
}

.event-detail-page .speaker-photo{
  width:170px;
  height:200px;
  border-radius:10px;
  object-fit:cover;
  border:1px solid rgba(15,34,54,.12);
  background:#f8fbff;
  box-shadow:0 8px 18px rgba(12,45,82,.08);
}

.event-detail-page .speaker-content h3{
  margin:0 0 .35rem 0;
  color:#0f2236;
}

.event-detail-page .speaker-content p{
  margin:.3rem 0;
  line-height:1.7;
  color:#31485f;
}

.event-detail-page .speaker-content p strong{
  color:#0b68a8;
}

  display:flex;
  flex-direction:column;
  gap:1.25rem;
  width:100%;
}

  width:100%;
  min-height:auto;
  padding:1.5rem 1.6rem;
}

  margin-bottom:.45rem;
}

  margin:.2rem 0;
}

@media (max-width: 980px){
  .hero-grid,
  .page-banner-grid,
  .cta-box,
  .grid-2,
  .grid-3,
  .publication-grid,
  .people,
  .research-grid,
  .kpi-grid{
    grid-template-columns:1fr;
  }

  .people{
    grid-template-columns:repeat(2,1fr);
  }

  .event-detail-page .register-grid,
  .event-detail-page .event-meta{
    grid-template-columns:1fr;
  }
}

@media (max-width: 700px){
  .navbar{
    flex-direction:column;
    align-items:flex-start;
  }

  .nav-links{
    display:flex;
    width:100%;
    justify-content:space-between;
    gap:.45rem;
  }

  .nav-links a{
    flex:1 1 auto;
    text-align:center;
    padding:.6rem .7rem;
    font-size:.9rem;
  }

  .people{grid-template-columns:1fr}
  .event{grid-template-columns:1fr}
  .hero{padding-top:3rem}
  .brand-text span{display:block; font-size:.95rem}
  .event-title{font-size:1.05rem}
  .impact-list{margin-left:1rem}

  .event-meta{
    flex-direction:column;
    align-items:flex-start;
  }

  .event-meta span{width:100%}

  .event-detail-page .schedule-table{
    display:block;
    overflow-x:auto;
    -webkit-overflow-scrolling:touch;
    min-width:520px;
  }

  .event-detail-page .speaker-card.with-photo{
    grid-template-columns:1fr;
  }

  .event-detail-page .speaker-photo{
    width:160px;
    height:190px;
  }
}