/* ---------- tokens ---------- */
:root{
  /* dark band (header + hero + footer) */
  --navy-900:#060c1d;
  --navy-800:#0b1b3d;
  --navy-700:#102655;
  --blue-500:#1f4fb6;   /* the blue of the Gänseliesel badge */
  --blue-300:#7aa9ff;
  --sky-200:#b8d3ff;
  --ink-100:#eef3ff;
  --ink-300:#c3cfe8;
  --ink-400:#97a7c6;
  --line-dark:rgba(140,175,255,.16);
  --line-dark-strong:rgba(140,175,255,.3);

  /* light page below */
  --ink:#0d1b3a;
  --ink-soft:#44557a;
  --ink-faint:#6b7b9c;
  --surface:#ffffff;
  --surface-alt:#f4f7fc;
  --line:#e0e7f3;
  --line-strong:#c8d5ea;

  --radius:14px;
  --wrap:1120px;
  --sans:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Helvetica,Arial,sans-serif;
  --serif:"Spectral",Georgia,"Times New Roman",serif;
}

*,*::before,*::after{box-sizing:border-box}

html{scroll-behavior:smooth;scroll-padding-top:86px}

body{
  margin:0;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.65;
  color:var(--ink-soft);
  background:var(--surface);
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;display:block}
a{color:var(--blue-500);text-decoration:none}

h1,h2,h3{line-height:1.2;margin:0}
h1{font-family:var(--serif);font-size:clamp(2.4rem,5.2vw,3.6rem);font-weight:600;letter-spacing:-.02em;color:var(--ink-100)}
h2{font-family:var(--serif);font-size:clamp(1.8rem,3.2vw,2.35rem);font-weight:600;letter-spacing:-.01em;color:var(--ink)}
h3{font-size:1.1rem;font-weight:600;letter-spacing:-.005em;color:var(--ink)}

.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding-inline:24px}

.skip-link{
  position:absolute;left:-9999px;top:0;
  background:var(--blue-500);color:#fff;padding:10px 16px;border-radius:0 0 8px 0;z-index:100;
}
.skip-link:focus{left:0}

:focus-visible{outline:2px solid var(--blue-500);outline-offset:3px;border-radius:4px}

/* ---------- dark band ---------- */
.dark-top{
  position:relative;
  background:var(--navy-900);
  color:var(--ink-300);
}
.dark-top::before{
  content:"";
  position:absolute;inset:0;
  background:
    radial-gradient(900px 540px at 78% -10%, rgba(31,79,182,.45), transparent 62%),
    radial-gradient(760px 520px at 6% 30%, rgba(16,38,85,.8), transparent 60%);
  pointer-events:none;
}
.dark-top > *{position:relative}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(6,12,29,.86);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-dark);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding-block:12px;
}
.brand{display:flex;align-items:center;gap:12px;color:var(--ink-100)}
.brand-mark{
  width:40px;height:40px;border-radius:50%;object-fit:cover;
  border:1px solid var(--line-dark-strong);background:var(--navy-700);flex:none;
}
.brand-text{
  font-family:var(--serif);
  font-size:1.2rem;
  font-weight:600;
  letter-spacing:-.01em;
  line-height:1.15;
  white-space:nowrap;
}

.nav{display:flex;align-items:center;gap:6px}
.nav a{
  padding:9px 14px;border-radius:999px;
  font-size:.94rem;font-weight:500;color:var(--ink-300);
  transition:color .15s ease,background .15s ease;
}
.nav a:hover{color:var(--ink-100);background:rgba(122,169,255,.08)}

.nav a.pill{
  margin-left:8px;
  color:#06122e;
  background:var(--sky-200);
  border:1px solid var(--sky-200);
  font-weight:600;
  padding:9px 20px;
  box-shadow:0 6px 22px rgba(184,211,255,.18);
}
.nav a.pill:hover{background:#fff;border-color:#fff;color:#06122e}

.nav-toggle{
  display:none;
  width:42px;height:38px;padding:9px 8px;
  background:transparent;border:1px solid var(--line-dark-strong);border-radius:10px;cursor:pointer;
}
.nav-toggle span{display:block;height:2px;background:var(--ink-100);border-radius:2px;margin:3px 0}

/* ---------- hero ---------- */
.hero{padding-block:clamp(42px,6vw,78px) clamp(48px,7vw,86px)}
.hero-inner{
  display:grid;
  grid-template-columns:minmax(0,1.25fr) minmax(0,.9fr);
  gap:clamp(28px,5vw,64px);
  align-items:center;
}
.hero h1{margin-bottom:1rem}
.lede{
  font-size:clamp(1.12rem,1.9vw,1.3rem);
  line-height:1.55;
  color:var(--ink-100);
  margin:0 0 1.1rem;
  max-width:36em;
}
.hero-topics{
  margin:0 0 1.9rem;
  max-width:46em;
  color:var(--ink-400);
  font-size:1rem;
  line-height:1.7;
  padding-left:18px;
  border-left:2px solid var(--line-dark-strong);
}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}

.hero-art{display:flex;justify-content:center}
.hero-art img{
  width:100%;max-width:360px;
  border-radius:50% / 46%;
  border:1px solid var(--line-dark-strong);
  box-shadow:0 30px 70px rgba(3,8,22,.6);
}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;
  padding:12px 26px;
  border-radius:999px;
  font-size:.95rem;font-weight:600;
  border:1px solid transparent;
  transition:transform .15s ease,background .15s ease,border-color .15s ease,color .15s ease;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--sky-200);color:#06122e;box-shadow:0 10px 30px rgba(184,211,255,.16)}
.btn-primary:hover{background:#fff;color:#06122e}
.btn-ghost{border-color:var(--line-dark-strong);color:var(--ink-100)}
.btn-ghost:hover{border-color:var(--blue-300);background:rgba(122,169,255,.1)}

/* ---------- light sections ---------- */
.section{padding-block:clamp(52px,6vw,82px);background:var(--surface)}
.section.alt{background:var(--surface-alt);border-block:1px solid var(--line)}
.subhead{margin-top:clamp(44px,5vw,64px)}

/* ---------- meetings ---------- */
.meeting-list{list-style:none;margin:1.8rem 0 0;padding:0;display:grid;gap:14px}
.meeting{
  display:flex;align-items:flex-start;gap:clamp(16px,2.4vw,26px);
  padding:22px clamp(18px,2.4vw,26px);
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius);
  transition:border-color .18s ease,box-shadow .18s ease,transform .18s ease;
}
.meeting:hover{
  border-color:var(--line-strong);
  box-shadow:0 10px 28px rgba(13,27,58,.07);
  transform:translateY(-2px);
}

.meeting-date{
  flex:none;width:74px;text-align:center;
  padding:10px 0 12px;
  border-radius:12px;
  background:var(--navy-800);
  line-height:1.1;
}
.meeting-date .dow{display:block;font-size:.68rem;letter-spacing:.14em;text-transform:uppercase;color:var(--blue-300)}
.meeting-date .day{display:block;font-family:var(--serif);font-size:1.75rem;font-weight:600;color:#fff;margin:4px 0 2px}
.meeting-date .mon{display:block;font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-400)}

.meeting-body h3{font-size:1.18rem;margin-bottom:.3rem}
.meeting-meta{margin:0;font-size:.92rem;color:var(--ink-faint)}

.past .meeting{background:var(--surface-alt);border-color:var(--line)}
.past .meeting-date{background:#33436b}

.location-note{
  margin:1.1rem 0 0;
  font-size:.95rem;
  color:var(--ink-faint);
}

.slide-links{display:flex;flex-wrap:wrap;gap:10px;margin:.95rem 0 0}
.slide-link{
  display:inline-flex;align-items:center;gap:8px;
  padding:7px 15px;border-radius:999px;
  border:1px solid var(--line-strong);
  background:var(--surface);
  font-size:.88rem;font-weight:500;color:var(--blue-500);
  transition:background .15s ease,border-color .15s ease,color .15s ease;
}
.slide-link:hover{background:var(--navy-800);border-color:var(--navy-800);color:#fff}
.slide-link svg{
  width:15px;height:15px;flex:none;
  fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round;
}

/* ---------- resources ---------- */
.card-grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:14px;
  margin-top:1.8rem;
}
.card{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 22px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--surface);
  color:var(--ink);
  font-size:1rem;font-weight:600;letter-spacing:-.005em;
  transition:transform .18s ease,border-color .18s ease,box-shadow .18s ease,color .18s ease;
}
.card:hover{
  transform:translateY(-3px);
  border-color:var(--line-strong);
  box-shadow:0 14px 32px rgba(13,27,58,.08);
  color:var(--blue-500);
}
.card .arrow{
  width:18px;height:18px;flex:none;
  fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round;
  color:var(--ink-faint);
  transition:color .18s ease,transform .18s ease;
}
.card:hover .arrow{color:var(--blue-500);transform:translate(2px,-2px)}

/* ---------- people ---------- */
.people{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(290px,1fr));
  gap:clamp(20px,3vw,34px);
  margin-top:2rem;
}
.person{
  padding:28px;
  border:1px solid var(--line);
  border-radius:var(--radius);
  background:var(--surface);
}
.portrait{
  position:relative;
  width:124px;height:124px;
  margin-bottom:1.1rem;
  border-radius:50%;
  overflow:hidden;
  background:var(--navy-800);
}
.portrait img{width:100%;height:100%;object-fit:cover}
.portrait .initials{
  position:absolute;inset:0;
  display:none;align-items:center;justify-content:center;
  font-family:var(--serif);font-size:2.2rem;font-weight:600;color:var(--sky-200);
}
.portrait.is-empty img{display:none}
.portrait.is-empty .initials{display:flex}
.person h3{font-size:1.25rem;margin-bottom:.45rem}
.person p{margin:0;font-size:.97rem;color:var(--ink-soft)}

/* ---------- footer ---------- */
.site-footer{background:var(--navy-900);color:var(--ink-400)}
.footer-inner{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  padding-block:28px;
  font-size:.9rem;
}
.footer-inner p{margin:0}
.footer-about p + p{margin-top:4px}
.footer-mail{color:var(--sky-200);font-weight:500}
.footer-mail:hover{color:#fff;text-decoration:underline}
.footer-nav{display:flex;gap:18px}
.footer-nav a{color:var(--ink-400)}
.footer-nav a:hover{color:var(--sky-200)}

/* ---------- responsive ---------- */
@media (max-width:900px){
  .hero-inner{grid-template-columns:1fr}
  .hero-art{order:-1;justify-content:flex-start}
  .hero-art img{max-width:250px}
}

@media (max-width:820px){
  .nav-toggle{display:block}
  .nav{
    display:none;
    position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:4px;
    padding:14px 24px 20px;
    background:rgba(6,12,29,.98);
    border-bottom:1px solid var(--line-dark);
  }
  .nav.open{display:flex}
  .nav a{padding:12px 14px}
  .nav a.pill{margin:6px 0 0;text-align:center}
  .header-inner{position:relative}
}

@media (max-width:560px){
  body{font-size:16px}
  .brand-text{font-size:1.05rem;white-space:normal}
  .meeting{flex-direction:column;gap:14px}
  .meeting-date{display:flex;width:auto;gap:8px;align-items:baseline;justify-content:flex-start;padding:7px 14px}
  .meeting-date .day{margin:0;font-size:1.3rem}
  .hero-topics{padding-left:14px}
  .footer-inner{flex-direction:column;align-items:flex-start}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *{transition:none!important}
}