:root {
  --primary-color: #0b8f5a;
  --secondary-color: #0a6d45;
  --accent-color: #f0be2d;
  --background-color: #f7f8f4;
  --surface-color: #ffffff;
  --text-color: #131a16;
  --text-muted: #4f5f56;
  --border-color: #d7e3db;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--text-color);
  background: var(--background-color);
  line-height: 1.6;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.section {
  padding: 5rem 0;
  scroll-margin-top: 6rem;
}

.section-alt {
  background: linear-gradient(180deg, var(--surface-color), var(--background-color));
}

.section-header {
  margin-bottom: 2rem;
  max-width: 700px;
}

.eyebrow {
  margin: 0 0 0.5rem;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--secondary-color);
}

h1,
h2,
h3 {
  margin: 0 0 0.75rem;
  line-height: 1.2;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.4rem);
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
}

p {
  margin: 0 0 1rem;
  color: var(--text-muted);
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  width: auto;
  height: auto;
  z-index: 2000;
  background: var(--primary-color);
  color: var(--surface-color);
  padding: 0.5rem 0.75rem;
  border-radius: 0.5rem;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: color-mix(in srgb, var(--surface-color) 85%, transparent);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border-color);
}

.nav-wrapper {
  min-height: 5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  color: var(--text-color);
}

.brand-logo,
.footer-logo {
  width: 52px;
  height: 52px;
  object-fit: contain;
  border-radius: 50%;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
}

.brand-text {
  font-size: 1.05rem;
  letter-spacing: 0.04em;
}

.site-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.site-nav a {
  font-weight: 600;
  color: var(--text-muted);
  transition: color 0.25s ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--primary-color);
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-color);
  border-radius: 0.75rem;
  background: var(--surface-color);
  cursor: pointer;
  padding: 0.6rem;
  gap: 0.3rem;
  flex-direction: column;
  justify-content: center;
}

.menu-toggle span {
  width: 100%;
  height: 2px;
  background: var(--text-color);
  border-radius: 2px;
}

.hero {
  position: relative;
  overflow: hidden;
  padding-top: 6rem;
  padding-bottom: 6rem;
  background: linear-gradient(
    130deg,
    color-mix(in srgb, var(--primary-color) 14%, var(--surface-color)),
    color-mix(in srgb, var(--accent-color) 10%, var(--background-color))
  );
}

.hero-pattern {
  position: absolute;
  inset: 0;
  background-image: radial-gradient(
      circle at 20% 20%,
      color-mix(in srgb, var(--secondary-color) 20%, transparent) 0,
      transparent 35%
    ),
    radial-gradient(
      circle at 80% 30%,
      color-mix(in srgb, var(--accent-color) 18%, transparent) 0,
      transparent 38%
    );
  opacity: 0.7;
  pointer-events: none;
}

.hero-content {
  position: relative;
  display: grid;
  grid-template-columns: 1.35fr 0.85fr;
  gap: 2rem;
  align-items: center;
}

.hero-copy {
  max-width: 760px;
}

.hero-subtitle {
  font-size: 1.1rem;
  max-width: 650px;
}

.hero-logo-panel {
  justify-self: end;
  width: min(100%, 360px);
  aspect-ratio: 1 / 1;
  background: color-mix(in srgb, var(--surface-color) 90%, transparent);
  border: 1px solid var(--border-color);
  border-radius: 1.25rem;
  box-shadow: 0 16px 35px color-mix(in srgb, var(--text-color) 8%, transparent);
  display: grid;
  place-items: center;
  padding: 1rem;
}

.hero-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 0.8rem;
  padding: 0.75rem 1.25rem;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background-color 0.25s ease,
    color 0.25s ease, border-color 0.25s ease;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: linear-gradient(140deg, var(--primary-color), var(--secondary-color));
  color: var(--surface-color);
  box-shadow: 0 10px 24px color-mix(in srgb, var(--primary-color) 30%, transparent);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 14px 30px color-mix(in srgb, var(--primary-color) 38%, transparent);
}

.btn-outline {
  border-color: var(--border-color);
  color: var(--primary-color);
  background: var(--surface-color);
}

.btn-outline:hover,
.btn-outline:focus-visible {
  border-color: var(--primary-color);
  background: color-mix(in srgb, var(--primary-color) 8%, var(--surface-color));
}

.about-stack {
  display: grid;
  gap: 1.5rem;
}

.about-content {
  padding: 1.5rem;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: 0 12px 35px color-mix(in srgb, var(--text-color) 7%, transparent);
}

.about-content p {
  color: var(--text-color);
}

.group-photo-panel {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 0.6rem;
  box-shadow: 0 12px 30px color-mix(in srgb, var(--text-color) 6%, transparent);
}

.group-photo {
  width: 100%;
  aspect-ratio: 21 / 6;
  object-fit: cover;
  border-radius: 0.8rem;
  border: 1px solid var(--border-color);
  display: block;
}

.cards-grid {
  display: grid;
  gap: 1.25rem;
}

.upcoming-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.past-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.card {
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  padding: 1.25rem;
  box-shadow: 0 12px 30px color-mix(in srgb, var(--text-color) 6%, transparent);
}

.event-card .meta {
  margin: 0.25rem 0;
  color: var(--text-color);
}

.past-image {
  min-height: 140px;
  border-radius: 0.75rem;
  border: 1px dashed var(--border-color);
  display: grid;
  place-items: center;
  margin-bottom: 0.9rem;
  background: color-mix(in srgb, var(--secondary-color) 6%, var(--surface-color));
  color: var(--text-muted);
  font-weight: 700;
}

.join-panel {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 2rem;
  align-items: center;
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  background: var(--surface-color);
  box-shadow: 0 12px 34px color-mix(in srgb, var(--text-color) 8%, transparent);
}

.join-benefits {
  margin: 1.2rem 0 0;
  padding-left: 1.2rem;
}

.join-benefits li {
  margin-bottom: 0.45rem;
  color: var(--text-color);
}

.join-actions {
  padding: 1.2rem;
  border: 1px solid var(--border-color);
  border-radius: 0.9rem;
  background: color-mix(in srgb, var(--primary-color) 4%, var(--surface-color));
  display: grid;
  gap: 0.8rem;
}

.join-note {
  margin: 0;
  font-size: 0.92rem;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 1.4rem;
}

.contact-form {
  display: grid;
  gap: 0.7rem;
  padding: 1.25rem;
  background: var(--surface-color);
  border: 1px solid var(--border-color);
  border-radius: 1rem;
  box-shadow: 0 12px 34px color-mix(in srgb, var(--text-color) 6%, transparent);
}

.contact-form label {
  font-weight: 700;
  color: var(--text-color);
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--border-color);
  border-radius: 0.7rem;
  padding: 0.75rem 0.85rem;
  font: inherit;
  color: var(--text-color);
  background: var(--surface-color);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: var(--secondary-color);
  box-shadow: 0 0 0 4px color-mix(in srgb, var(--secondary-color) 20%, transparent);
}

.form-status {
  min-height: 1.2rem;
  margin: 0.25rem 0 0;
  font-weight: 600;
}

.contact-info h3 {
  margin-top: 0;
}

.contact-info p {
  color: var(--text-color);
}

.site-footer {
  background: color-mix(in srgb, var(--primary-color) 8%, var(--surface-color));
  border-top: 1px solid var(--border-color);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 1.5rem;
  padding: 2.5rem 0;
}

.footer-brand {
  display: grid;
  gap: 0.9rem;
  align-content: start;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.45rem;
}

.footer-links a {
  color: var(--text-muted);
}

.footer-links a:hover,
.footer-links a:focus-visible {
  color: var(--primary-color);
}

.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding: 1rem 0;
}

.footer-bottom p {
  margin: 0;
  font-size: 0.95rem;
}

@media (max-width: 1080px) {
  .hero-content {
    grid-template-columns: 1fr;
  }

  .hero-logo-panel {
    justify-self: start;
    width: min(100%, 280px);
  }

  .upcoming-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .past-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .join-panel,
  .contact-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  .section {
    padding: 4rem 0;
  }

  .menu-toggle {
    display: inline-flex;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 4%;
    width: min(320px, 92%);
    background: var(--surface-color);
    border: 1px solid var(--border-color);
    border-radius: 0.9rem;
    padding: 0.75rem;
    box-shadow: 0 14px 30px color-mix(in srgb, var(--text-color) 12%, transparent);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .site-nav ul {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.2rem;
  }

  .site-nav a {
    display: block;
    width: 100%;
    padding: 0.55rem 0.5rem;
    border-radius: 0.45rem;
  }

  .site-nav a:hover,
  .site-nav a:focus-visible {
    background: color-mix(in srgb, var(--primary-color) 9%, var(--surface-color));
  }

  .site-nav.is-open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .hero {
    padding-top: 5.2rem;
    padding-bottom: 5rem;
  }

  .upcoming-grid,
  .past-grid {
    grid-template-columns: 1fr;
  }

  .group-photo {
    aspect-ratio: 16 / 6;
  }

  .brand-logo,
  .footer-logo {
    width: 46px;
    height: 46px;
  }
}