/* Microbiome Times Forum Europe — shared styles */

@import url('https://fonts.googleapis.com/css2?family=Quicksand:wght@500;600;700&family=Nunito+Sans:wght@400;600;700&display=swap');

:root {
  --teal: #6FB3AC;
  --teal-dark: #4F9C96;
  --teal-light: #DCEEEC;
  --gray-900: #4A4A4A;
  --gray-700: #6B6B6B;
  --gray-500: #8A8A8A;
  --gray-200: #DADADA;
  --gray-100: #F4F4F4;
  --white: #FFFFFF;
  --max-width: 1120px;
  --radius: 6px;
  --font-heading: 'Quicksand', sans-serif;
  --font-body: 'Nunito Sans', sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--gray-900);
  line-height: 1.6;
  background: var(--white);
}
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--gray-900);
  line-height: 1.2;
  margin: 0 0 0.6em;
}
h1 { font-size: 2.4rem; }
h2 { font-size: 1.9rem; color: var(--teal); }
h3 { font-size: 1.3rem; }
p { margin: 0 0 1em; }
a { color: var(--teal-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }
ul { padding-left: 1.2em; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--white);
  border-bottom: 1px solid var(--gray-100);
}
.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 14px;
  padding-bottom: 14px;
}
.logo {
  display: flex;
  flex-direction: column;
  font-family: var(--font-heading);
  line-height: 1.05;
  text-decoration: none;
}
.logo:hover { text-decoration: none; }
.logo .wordmark {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--teal);
  display: flex;
  align-items: center;
  gap: 2px;
}
.logo .wordmark .dot {
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: 2px solid var(--gray-700);
  position: relative;
  margin: 0 1px;
}
.logo .sub {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  color: var(--gray-500);
  text-transform: uppercase;
  font-weight: 600;
}
.logo .tag {
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  color: var(--teal);
  text-transform: uppercase;
  font-weight: 600;
}

.nav-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--gray-700);
  margin: 5px 0;
}

.nav-overlay {
  position: fixed;
  inset: 0;
  background: var(--white);
  z-index: 200;
  display: none;
  flex-direction: column;
  align-items: center;
  overflow-y: auto;
  padding: 24px 24px 60px;
}
.nav-overlay.open { display: flex; }
.nav-overlay .nav-close {
  align-self: flex-end;
  background: none;
  border: 1px solid var(--gray-200);
  border-radius: 4px;
  font-size: 1.3rem;
  line-height: 1;
  padding: 8px 12px;
  cursor: pointer;
  color: var(--gray-500);
}
.nav-overlay nav {
  margin-top: 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
}
.nav-overlay nav a {
  font-family: var(--font-heading);
  font-size: 1.7rem;
  font-weight: 600;
  color: var(--gray-500);
}
.nav-overlay nav a:hover { color: var(--teal); text-decoration: none; }
.nav-overlay .btn { margin-top: 12px; }

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-heading);
  font-weight: 700;
  background: var(--teal);
  color: var(--white);
  padding: 16px 32px;
  border-radius: 2px;
  text-align: center;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}
.btn:hover { background: var(--teal-dark); text-decoration: none; color: var(--white); }
.btn-block { display: block; width: 100%; }
.btn-outline {
  background: transparent;
  border: 2px solid var(--teal);
  color: var(--teal-dark);
}
.btn-outline:hover { background: var(--teal); color: var(--white); }

/* Hero */
.hero {
  position: relative;
  color: var(--white);
  background: linear-gradient(180deg, rgba(20,40,45,.55), rgba(20,40,45,.8)), url('/assets/hero.jpg') center/cover no-repeat;
  padding: 90px 0 60px;
}
.hero .container { max-width: 760px; }
.hero h1 { color: var(--white); font-size: 2.6rem; margin-bottom: 0.5em; }
.hero .lede { font-style: italic; font-size: 1.15rem; color: var(--white); margin-bottom: 1.5em; }
.hero .date { font-weight: 700; font-size: 1.15rem; margin-bottom: 1.5em; }

.page-hero {
  background: var(--teal-light);
  padding: 70px 0 40px;
  text-align: center;
}
.page-hero h1 { color: var(--teal-dark); }

/* Sections */
section { padding: 60px 0; }
.section-alt { background: var(--gray-100); }
.section-teal { background: var(--teal); color: var(--white); }
.section-teal h2 { color: var(--white); }
.section-center { text-align: center; }

/* Grid helpers */
.grid {
  display: grid;
  gap: 32px;
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-5 { grid-template-columns: repeat(5, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4, .grid-5 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .grid-2, .grid-3, .grid-4, .grid-5 { grid-template-columns: 1fr; }
}

/* People cards (advisory board / speakers) */
.person {
  text-align: center;
}
.person .avatar {
  width: 120px;
  height: 120px;
  border-radius: 50%;
  border: 3px solid var(--teal);
  background: var(--gray-200);
  margin: 0 auto 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.avatar img {
  width: 62%;
  height: 62%;
  object-fit: contain;
  display: block;
}
.person .name { font-weight: 700; color: var(--gray-900); margin-bottom: 2px; }
.person .role { color: var(--gray-500); font-size: 0.92rem; }

.speaker-grid { grid-template-columns: repeat(4, 1fr); }
.speaker { text-align: center; }
.speaker .avatar {
  width: 84px; height: 84px; margin-bottom: 10px;
}
.speaker .name { font-weight: 700; font-size: 0.95rem; }
.speaker .role { color: var(--gray-500); font-size: 0.82rem; }

/* Sponsor / logo wall */
.logo-wall {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .logo-wall { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .logo-wall { grid-template-columns: repeat(2, 1fr); } }
.logo-tile {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 18px 12px;
  text-align: center;
  font-family: var(--font-heading);
  font-weight: 600;
  color: var(--gray-700);
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 78px;
}

/* Stats */
.stats {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 20px;
  text-align: center;
}
@media (max-width: 900px) { .stats { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 560px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stat .num {
  font-family: var(--font-heading);
  font-size: 2.2rem;
  font-weight: 700;
  color: var(--teal);
}
.stat .label {
  color: var(--gray-500);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

/* Testimonial */
.testimonial {
  background: var(--white);
  border-left: 4px solid var(--teal);
  padding: 20px 28px;
  font-style: italic;
  color: var(--gray-700);
  margin-bottom: 24px;
}
.testimonial cite {
  display: block;
  margin-top: 10px;
  font-style: normal;
  font-weight: 700;
  color: var(--gray-900);
  font-size: 0.9rem;
}

/* Feature carousel-style blocks */
.feature-block {
  background: var(--teal);
  color: var(--white);
  border-radius: var(--radius);
  padding: 36px;
}
.feature-block h3 { color: var(--white); }

/* Cards (product portfolio, exhibit reasons) */
.card {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 28px;
}
.card h3 { color: var(--teal-dark); }

/* Org / attendee list */
.org-list {
  columns: 3;
  column-gap: 32px;
  font-size: 0.92rem;
  color: var(--gray-700);
}
.org-list li { break-inside: avoid; margin-bottom: 6px; }
@media (max-width: 900px) { .org-list { columns: 2; } }
@media (max-width: 560px) { .org-list { columns: 1; } }

/* Forms */
form.contact-form {
  display: grid;
  gap: 16px;
  max-width: 560px;
}
form.contact-form label {
  display: block;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--gray-900);
  font-size: 0.92rem;
}
form.contact-form input,
form.contact-form select,
form.contact-form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 1rem;
}
form.contact-form textarea { min-height: 120px; }

/* Pricing */
.pricing {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}
@media (max-width: 700px) { .pricing { grid-template-columns: 1fr; } }
.price-card {
  border: 2px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 32px;
  text-align: center;
}
.price-card.highlight { border-color: var(--teal); }
.price-card .amount { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: var(--teal-dark); margin: 12px 0; }

/* Footer */
.site-footer {
  background: var(--gray-100);
  padding: 60px 0 30px;
  text-align: center;
}
.site-footer .footer-logo {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 2.4rem;
  color: var(--teal);
}
.site-footer .footer-logo .sub {
  display: block;
  font-size: 1.1rem;
  color: var(--gray-500);
  font-weight: 600;
  letter-spacing: 0.05em;
}
.site-footer .footer-links {
  margin-top: 30px;
  display: flex;
  gap: 24px;
  justify-content: center;
  font-size: 0.9rem;
  color: var(--gray-700);
}
.site-footer .footer-meta {
  margin-top: 24px;
  font-size: 0.8rem;
  color: var(--gray-500);
}

.badge {
  display: inline-block;
  background: var(--teal);
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  border-radius: 3px;
  margin-bottom: 12px;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 800px) { .two-col { grid-template-columns: 1fr; } }