:root {
  --green: #39ff14;
  --green-dark: #137900;
  --black: #070707;
  --charcoal: #111214;
  --soft-black: #1b1d20;
  --white: #ffffff;
  --silver: #d9d9d9;
  --muted: #a9adb4;
  --max-width: 1120px;
  --radius: 22px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 76px;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--white);
  background: radial-gradient(circle at top left, rgba(57, 255, 20, 0.12), transparent 34%), var(--black);
  line-height: 1.6;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(7, 7, 7, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.nav-bar {
  width: min(100% - 32px, var(--max-width));
  margin: 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  width: 56px;
  height: 56px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--white);
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}

.nav-links a {
  color: var(--silver);
  text-decoration: none;
  padding: 10px 14px;
  border-radius: 999px;
  font-weight: 700;
}

.nav-links .nav-cta {
  color: var(--black);
  background: var(--green);
}

/* Hover only on devices that really hover, so touch screens don't keep links highlighted */
@media (hover: hover) {
  .nav-links a:hover {
    color: var(--black);
    background: var(--green);
  }
}

.nav-links a:focus-visible,
.menu-toggle:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 2px;
}

.menu-toggle {
  display: none;
  color: var(--white);
  background: transparent;
  border: 1px solid rgba(255,255,255,0.25);
  border-radius: 10px;
  font-size: 1.35rem;
  padding: 6px 12px;
}

.section-pad {
  width: min(100% - 32px, var(--max-width));
  margin: 0 auto;
  padding: 78px 0;
}

.hero {
  padding-top: 48px;
  padding-bottom: 48px;
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  align-items: center;
  gap: 46px;
}

.eyebrow {
  color: var(--green);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.8rem;
  font-weight: 800;
  margin: 0 0 12px;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(3.4rem, 9vw, 7.8rem);
  line-height: 0.9;
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: -0.06em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  line-height: 1.04;
  letter-spacing: -0.04em;
  margin-bottom: 16px;
}

h3 {
  margin-bottom: 8px;
}

.hero-copy {
  color: var(--silver);
  font-size: 1.2rem;
  max-width: 560px;
}

.hero-actions,
.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 20px;
  border-radius: 999px;
  font-weight: 800;
  text-decoration: none;
  border: 1px solid transparent;
}

.button.primary {
  background: var(--green);
  color: var(--black);
}

.button.secondary {
  color: var(--white);
  border-color: rgba(255,255,255,0.22);
  background: rgba(255,255,255,0.06);
}

.hero-logo-card {
  background: linear-gradient(135deg, rgba(255,255,255,0.09), rgba(255,255,255,0.02));
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 28px 80px rgba(0,0,0,0.5);
}

.section-heading {
  max-width: 780px;
  margin-bottom: 34px;
}

.section-heading.compact {
  max-width: 720px;
}

.section-heading p,
.about-copy p,
.card p,
.timeline p,
.achievement-list,
.contact-card p {
  color: var(--silver);
}

.about-grid {
  display: grid;
  grid-template-columns: 0.82fr 1.18fr;
  gap: 40px;
  align-items: start;
}

.portrait-frame {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid rgba(57,255,20,0.35);
  box-shadow: 0 20px 70px rgba(0,0,0,0.45);
}

.about-copy {
  background: linear-gradient(145deg, rgba(255,255,255,0.08), rgba(255,255,255,0.03));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
  padding: 32px;
}

.timeline {
  display: grid;
  gap: 16px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 24px;
  background: var(--soft-black);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
}

.achievement-list {
  margin: 0;
  padding-left: 1.1rem;
  display: grid;
  gap: 6px;
}

.calendar-table-wrap {
  overflow-x: auto;
}

.calendar-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--soft-black);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 18px;
  color: var(--silver);
}

.calendar-table th,
.calendar-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.calendar-table th:first-child,
.calendar-table td:first-child {
  text-align: center;
}

.calendar-table th {
  color: var(--green);
  text-transform: uppercase;
  font-size: 0.85rem;
}

.calendar-table tbody tr:last-child td {
  border-bottom: 0;
}

.year {
  color: var(--green);
  font-weight: 900;
  text-transform: uppercase;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.card,
.contact-card {
  background: var(--soft-black);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius);
}

.card {
  padding: 26px;
}

.date {
  color: var(--green) !important;
  font-weight: 900;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
}

.sponsor-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  padding: 24px;
  text-align: center;
  border-radius: var(--radius);
  border: 1px solid rgba(255,255,255,0.08);
  background: linear-gradient(135deg, rgba(255,255,255,0.06), rgba(57,255,20,0.05));
  text-decoration: none;
  transition: border-color 0.2s, background 0.2s;
}

a.sponsor-tile:hover {
  border-color: rgba(57,255,20,0.45);
  background: linear-gradient(135deg, rgba(57,255,20,0.1), rgba(255,255,255,0.04));
}

.sponsor-logo-box {
  width: 100%;
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  background: var(--white);
  border-radius: 14px;
}

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

.sponsor-name {
  color: var(--white);
  font-size: 0.95rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.sponsor-desc {
  color: var(--silver);
  font-size: 0.92rem;
  line-height: 1.5;
}

.contact-card {
  text-align: center;
  padding: clamp(32px, 5vw, 58px);
  background: linear-gradient(135deg, rgba(57,255,20,0.16), rgba(255,255,255,0.04));
}

.contact-links {
  justify-content: center;
}

.small-note {
  font-size: 0.9rem;
  margin-top: 22px;
}

.site-footer {
  text-align: center;
  color: var(--muted);
  padding: 30px 16px;
  border-top: 1px solid rgba(255,255,255,0.08);
}

.footer-credit {
  font-size: 0.85rem;
  margin-top: 8px;
  color: var(--muted);
}

.footer-credit a {
  color: var(--green);
  text-decoration: none;
  font-weight: 700;
}

.footer-credit a:hover {
  text-decoration: underline;
}

@media (max-width: 860px) {
  .menu-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    left: 16px;
    right: 16px;
    top: 76px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 14px;
    background: var(--charcoal);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: 18px;
  }

  .nav-links.open {
    display: flex;
  }

  .hero,
  .about-grid,
  .cards {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 32px;
    padding-bottom: 32px;
  }

  .timeline-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

.sponsor-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 18px;
}

.sponsor-grid > .sponsor-tile {
  flex: 0 1 calc((100% - 36px) / 3);
}

@media (max-width: 860px) {
  .sponsor-grid > .sponsor-tile {
    flex-basis: calc((100% - 18px) / 2);
  }
}

@media (max-width: 560px) {
  .sponsor-grid > .sponsor-tile {
    flex-basis: 100%;
  }
}