/* ── Reset & Base ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --green: #00c853;
  --green-dark: #009624;
  --yellow: #ffd600;
  --red: #ff1744;
  --dark: #0a1a0a;
  --dark-mid: #0f260f;
  --light: #e8ffe8;
  --white: #ffffff;
}

body {
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  color: var(--light);
  background: var(--dark) url('images/sf-galaxy.jpg') center top / cover no-repeat fixed;
  line-height: 1.6;
}

a {
  color: var(--yellow);
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}

/* ── Hero ── */
.hero {
  position: relative;
  min-height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 3rem 2rem 2.5rem;
  background: radial-gradient(ellipse at 30% 50%, rgba(0, 200, 83, 0.25) 0%, transparent 60%),
              radial-gradient(ellipse at 70% 60%, rgba(255, 214, 0, 0.1) 0%, transparent 55%),
              url('images/sf-galaxy.jpg') center center / cover no-repeat;
  overflow: hidden;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="4" height="4"><rect width="1" height="1" fill="rgba(255,255,255,0.03)"/></svg>');
  pointer-events: none;
}

.hero-content {
  position: relative;
  max-width: 700px;
}

.hero-logo {
  max-width: 600px;
  width: 100%;
  height: auto;
  margin-bottom: 0.5rem;
  drop-shadow: 0 4px 20px rgba(0, 200, 83, 0.4);
  filter: drop-shadow(0 4px 20px rgba(0, 200, 83, 0.4));
}

.hero h1 {
  font-size: clamp(2.8rem, 8vw, 5.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--green), var(--yellow), var(--green));
  background-size: 200% 200%;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 6s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.tagline {
  font-size: clamp(1.2rem, 3vw, 1.8rem);
  font-weight: 300;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--yellow);
  margin-top: 0.5rem;
}

.dates {
  font-size: clamp(1rem, 2.5vw, 1.4rem);
  margin-top: 0.5rem;
  color: var(--light);
}

.highlight {
  margin-top: 0.75rem;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--white);
  background: linear-gradient(90deg, var(--green-dark), var(--green));
  display: inline-block;
  padding: 0.5rem 1.2rem;
  border-radius: 999px;
}

/* ── Hero Nav (quick links at top) ── */
.hero-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 1rem;
}

.hero-nav a {
  color: var(--white);
  background: rgba(0, 200, 83, 0.2);
  border: 1px solid rgba(0, 200, 83, 0.4);
  padding: 0.5rem 1.2rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: background 0.2s, border-color 0.2s;
}

.hero-nav a:hover {
  background: var(--green);
  border-color: var(--green);
  text-decoration: none;
  color: var(--dark);
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  padding: 0.85rem 2rem;
  border-radius: 999px;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  margin-top: 2rem;
}
.btn:hover {
  transform: translateY(-2px);
  text-decoration: none;
  box-shadow: 0 6px 20px rgba(0, 200, 83, 0.4);
}

.btn-primary {
  background: linear-gradient(135deg, var(--green), var(--yellow));
  color: var(--dark);
}

.btn-secondary {
  border: 2px solid var(--green);
  color: var(--yellow);
  background: transparent;
}
.btn-secondary:hover {
  background: var(--green);
  color: var(--dark);
}

/* ── Sticky Nav ── */
.sticky-nav {
  background: rgba(10, 26, 10, 0.92);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(0, 200, 83, 0.3);
}

.sticky-nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  gap: 2rem;
  padding: 0.9rem 1rem;
  flex-wrap: wrap;
}

.sticky-nav a {
  color: var(--light);
  font-weight: 500;
  font-size: 0.95rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.sticky-nav a:hover {
  color: var(--yellow);
  text-decoration: none;
}

/* ── Sections ── */
.section {
  padding: 5rem 1.5rem;
  background: rgba(10, 26, 10, 0.8);
}

.section-alt {
  background: rgba(15, 38, 15, 0.85);
}

.container {
  max-width: 800px;
  margin: 0 auto;
}

.section h2 {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  margin-bottom: 1.2rem;
  color: var(--white);
}

.section p {
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

/* ── Info Grid ── */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.info-card {
  background: rgba(0, 200, 83, 0.08);
  border: 1px solid rgba(0, 200, 83, 0.25);
  border-radius: 12px;
  padding: 1.5rem;
}

.info-card h3 {
  font-size: 1.2rem;
  color: var(--yellow);
  margin-bottom: 0.4rem;
}

.info-card p {
  font-size: 0.95rem;
  margin-bottom: 0.5rem;
}

/* ── Nominate Banner ── */
.nominate-banner {
  margin: 2rem auto;
  text-align: center;
  max-width: 500px;
}

.nominate-banner a {
  display: inline-block;
  transition: transform 0.2s, box-shadow 0.2s;
}

.nominate-banner a:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 25px rgba(0, 200, 83, 0.3);
}

.nominate-banner img {
  max-width: 100%;
  height: auto;
  border-radius: 12px;
  border: 2px solid rgba(0, 200, 83, 0.4);
}

/* ── Perks List ── */
.perks-list {
  list-style: none;
  margin: 1rem 0 0.5rem;
}

.perks-list li {
  padding: 0.4rem 0;
  font-size: 1.05rem;
}

.perks-list li::before {
  content: "\2713\00a0";
  color: var(--green);
  font-weight: 700;
}

/* ── Footer ── */
.footer {
  text-align: center;
  padding: 2rem 1rem;
  font-size: 0.9rem;
  color: rgba(232, 255, 232, 0.5);
  border-top: 1px solid rgba(0, 200, 83, 0.2);
}

.footer a {
  color: rgba(232, 255, 232, 0.6);
}
.footer a:hover {
  color: var(--yellow);
}

/* Hero CTA button — tighter top margin than global .btn */
.hero .btn {
  margin-top: 1.2rem;
}

/* ── Guest Marquee ── */
.guest-marquee-wrapper {
  width: 100%;
  overflow: hidden;
  background: rgba(8, 20, 8, 0.92);
  border-top: 1px solid rgba(0, 200, 83, 0.18);
  border-bottom: 1px solid rgba(0, 200, 83, 0.18);
  padding: 0.85rem 0;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
  mask-image: linear-gradient(to right, transparent 0%, black 6%, black 94%, transparent 100%);
}

.guest-marquee-wrapper:hover .marquee-track {
  animation-play-state: paused;
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: marquee-scroll 60s linear infinite;
}

.marquee-inner {
  display: flex;
  gap: 0.75rem;
  padding-right: 0.75rem;
}

.marquee-card {
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
  background: linear-gradient(145deg, rgba(0, 200, 83, 0.07), rgba(15, 38, 15, 0.9));
  border: 1px solid rgba(0, 200, 83, 0.25);
}

.marquee-card img {
  height: 220px;
  width: auto;
  display: block;
}

.marquee-name {
  padding: 0.45rem 0.75rem 0.55rem;
  font-size: 0.85rem;
  font-weight: 600;
  color: #fff;
  text-align: center;
}

@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

@media (max-width: 600px) {
  .marquee-card img {
    height: 170px;
  }
}

/* ── Guest Teaser (Homepage) ── */
.guest-teaser-grid {
  display: flex;
  overflow-x: auto;
  gap: 1rem;
  scroll-snap-type: x mandatory;
  padding-bottom: 0.75rem;
  -webkit-overflow-scrolling: touch;
  margin: 2rem 0 1.5rem;
}

.guest-teaser-card {
  background: linear-gradient(145deg, rgba(0, 200, 83, 0.07), rgba(15, 38, 15, 0.9));
  border: 1px solid rgba(0, 200, 83, 0.25);
  border-radius: 12px;
  overflow: hidden;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  scroll-snap-align: start;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.guest-teaser-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 22px rgba(0, 200, 83, 0.38);
  border-color: rgba(0, 200, 83, 0.6);
}

.guest-teaser-card img {
  height: 280px;
  width: auto;
  display: block;
}

@media (max-width: 600px) {
  .guest-teaser-card img {
    height: 220px;
  }
}

.guest-teaser-name {
  padding: 0.6rem 0.75rem 0.75rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--white);
  text-align: center;
}

.guest-teaser-cta {
  text-align: center;
}

/* ── Sponsors ── */
.sponsors-tier {
  margin-bottom: 2.5rem;
  text-align: center;
}

.sponsor-tier-label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: rgba(255, 214, 0, 0.75);
  margin-bottom: 1rem;
  font-weight: 600;
}

.sponsor-logos {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 1.25rem;
}

.sponsor-card {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 12px;
  padding: 1rem 1.5rem;
  transition: filter 0.25s ease, box-shadow 0.25s ease;
  text-decoration: none;
}

.sponsor-card:hover {
  filter: brightness(1.18);
  box-shadow: 0 4px 22px rgba(0, 200, 83, 0.28);
  text-decoration: none;
}

.sponsor-card-presenting img {
  max-width: 450px;
  width: 100%;
  height: auto;
}

.sponsor-card-gold img {
  max-width: 250px;
  width: 100%;
  height: auto;
}

.sponsor-card-silver img {
  max-width: 160px;
  width: 100%;
  height: auto;
}

.sponsors-cta {
  text-align: center;
  margin-top: 2rem;
  font-size: 0.95rem;
  color: rgba(232, 255, 232, 0.7);
}

/* ── Mobile tweaks ── */
@media (max-width: 600px) {
  .sticky-nav ul {
    gap: 1rem;
  }
  .section {
    padding: 3.5rem 1.2rem;
  }
  .hero-nav {
    gap: 0.6rem;
  }
  .hero-nav a {
    padding: 0.4rem 0.9rem;
    font-size: 0.85rem;
  }
}