:root {
  --bg: #1b2b3a;
  --bg-soft: #2d3f54;
  --panel: #edf3f9;
  --panel-dark: #dfe8f1;
  --card: #ffffff;
  --text: #1a2634;
  --text-soft: #4a5d74;
  --border: rgba(24, 39, 56, 0.12);
  --brand: #2f5a88;
  --brand-dark: #1d426c;
  --accent: #9eb3c8;
  --shadow: 0 25px 55px rgba(17, 31, 48, 0.18);
  --radius: 20px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Open Sans", Arial, sans-serif;
  color: var(--text);
  background: #f4f5f7;
  line-height: 1.6;
}

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

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

p {
  margin: 0 0 1rem;
}

h1, h2, h3, h4 {
  margin: 0 0 0.9rem;
  font-family: "Montserrat", Arial, sans-serif;
  line-height: 1.15;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.narrow {
  max-width: 760px;
}

.section {
  padding: 5rem 0;
}

.section-tag,
.eyebrow {
  display: inline-block;
  margin-bottom: 1rem;
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--brand);
  font-weight: 700;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(15, 23, 38, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 78px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: #fff;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--brand), var(--accent));
  font-family: "Montserrat", Arial, sans-serif;
  font-weight: 800;
}

.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-text strong {
  font-size: 0.9rem;
  letter-spacing: 0.04em;
}

.brand-text small {
  font-size: 0.72rem;
  color: rgba(255, 255, 255, 0.75);
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
}

.main-nav a {
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.main-nav a.active {
  color: #fff;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0.8rem 1.4rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-solid {
  background: linear-gradient(135deg, var(--brand), var(--brand-dark));
  color: #fff;
  box-shadow: 0 14px 28px rgba(29, 66, 108, 0.24);
}

.button-ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.35);
}

.hero {
  background: radial-gradient(circle at top left, rgba(158, 179, 200, 0.18), transparent 26%), var(--bg);
  color: #fff;
  padding: 6rem 0 4.5rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: center;
}

.hero-copy h1 {
  font-size: clamp(2.7rem, 5vw, 4.5rem);
  margin-bottom: 1.2rem;
  letter-spacing: -0.04em;
}

.lede {
  max-width: 620px;
  font-size: 1.08rem;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 2rem;
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-metrics {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  color: rgba(255, 255, 255, 0.8);
}

.hero-metrics li {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.hero-metrics strong {
  font-size: 1.1rem;
  color: #fff;
}

.hero-panel {
  position: relative;
  min-height: 460px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06), rgba(255, 255, 255, 0.02));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  padding: 1.25rem;
  box-shadow: var(--shadow);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 25px;
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(158, 179, 200, 0.22), rgba(31, 65, 102, 0.16));
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.panel-card {
  position: relative;
  z-index: 1;
  width: min(360px, 100%);
  background: rgba(9, 18, 30, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 20px;
  padding: 1.4rem 1.2rem;
  backdrop-filter: blur(8px);
}

.panel-card-top {
  transform: translate(-24px, -38px);
}

.panel-card-bottom {
  transform: translate(42px, 18px);
}

.chip {
  display: inline-flex;
  align-items: center;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: rgba(158, 179, 200, 0.18);
  color: #dfeaf6;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.panel-card h2 {
  margin-top: 1rem;
  font-size: clamp(1.6rem, 2vw, 2.2rem);
  color: #fff;
}

.stat-label {
  display: block;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255, 255, 255, 0.65);
  margin-bottom: 0.5rem;
}

.panel-card-bottom strong {
  font-size: 1.05rem;
  color: #fff;
}

.intro {
  background: #f5f6f7;
}

.section-heading {
  margin-bottom: 2rem;
}

.section-heading h2,
.intro h2,
.support h2 {
  font-size: clamp(2rem, 3vw, 3rem);
}

.card-grid {
  display: grid;
  gap: 1.5rem;
}

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

.info-card,
.event-card,
.support-box {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: 0 18px 40px rgba(17, 25, 39, 0.05);
}

.info-card {
  padding: 2rem 1.5rem;
}

.icon {
  display: grid;
  place-items: center;
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: rgba(47, 90, 136, 0.12);
  font-size: 2rem;
  margin-bottom: 1rem;
}

.alt {
  background: #edf1f5;
}

.event-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.5rem;
}

.event-card {
  padding: 1.6rem;
}

.event-date {
  display: inline-flex;
  padding: 0.4rem 0.7rem;
  border-radius: 999px;
  background: rgba(47, 90, 136, 0.12);
  color: var(--brand-dark);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.support {
  background: linear-gradient(180deg, #f3f7fb 0%, #e8edf3 100%);
}

.support-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 2rem;
  align-items: start;
}

.check-list {
  list-style: none;
  margin: 1.5rem 0 0;
  padding: 0;
  display: grid;
  gap: 0.85rem;
}

.check-list li,
.support-box li,
.footer-links li {
  position: relative;
  padding-left: 1.5rem;
}

.check-list li::before,
.support-box li::before,
.footer-links li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--brand);
  font-size: 1.3rem;
  line-height: 1;
}

.support-box {
  padding: 2rem 1.5rem;
}

.support-box h3 {
  font-size: 1.5rem;
}

.support-box ul {
  list-style: none;
  margin: 0 0 1.5rem;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.site-footer {
  background: var(--bg);
  color: rgba(255, 255, 255, 0.8);
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr;
  gap: 2rem;
}

.footer-brand {
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 0.65rem;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 2rem;
  padding: 1.2rem 0 2rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .support-grid,
  .footer-grid,
  .three-up,
  .event-grid {
    grid-template-columns: 1fr;
  }

  .main-nav {
    display: none;
  }

  .hero {
    padding-top: 4rem;
  }

  .hero-panel {
    min-height: 340px;
  }
}

@media (max-width: 520px) {
  .nav-wrap {
    min-height: 72px;
  }

  .brand-text strong {
    font-size: 0.8rem;
  }

  .button {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .site-header .button {
    display: none;
  }
}