/* --- RESET & VARIABLES --- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #00f2ea;
  --secondary: #7000ff;
  --accent: #ff0055;
  --bg-deep: #050816;
  --bg-card: rgba(20, 25, 60, 0.6);
  --glass-border: rgba(255, 255, 255, 0.1);
  --text: #f0f0f0;
  --text-dim: #94a3b8;
  --font-head: "Outfit", sans-serif;
  --font-body: "Inter", sans-serif;
}

body {
  font-family: var(--font-body);
  background: var(--bg-deep);
  color: var(--text);
  overflow-x: hidden;
  line-height: 1.6;
  min-height: 100vh;
}

/* --- BACKGROUND & STARFIELD --- */
#space-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  background: radial-gradient(
    circle at 50% 40%,
    #0c1238 0%,
    #060a1c 45%,
    #02030c 100%
  );
}

/* --- NAVIGATION --- */
nav {
  position: fixed;
  top: 0;
  width: 100%;
  background: rgba(5, 8, 22, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  border-bottom: 1px solid var(--glass-border);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

.logo {
  font-family: var(--font-head);
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -1px;
  background: linear-gradient(135deg, #fff, var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  cursor: pointer;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  color: var(--text-dim);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color 0.3s ease;
  position: relative;
}

.nav-links a:hover,
.nav-links a.active-link {
  color: var(--primary);
}

.nav-links a::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  transition: width 0.3s ease;
}

.nav-links a:hover::after,
.nav-links a.active-link::after {
  width: 100%;
}

/* --- LAYOUT & SECTIONS --- */
main {
  padding-top: 80px;
  min-height: 100vh;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 2rem;
}

/* Tab System Logic */
section {
  display: none;
  animation: fadeIn 0.6s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

section.active {
  display: block;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- HERO SECTION --- */
.hero {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  min-height: 70vh;
  gap: 1.5rem;
}

.hero .eyebrow {
  color: var(--primary);
  letter-spacing: 2px;
  text-transform: uppercase;
  font-size: 0.9rem;
  font-weight: 700;
}

.hero h1 {
  font-family: var(--font-head);
  font-size: 4.2rem;
  line-height: 1.1;
  font-weight: 800;
  background: linear-gradient(
    135deg,
    #ffffff 0%,
    var(--primary) 50%,
    var(--secondary) 100%
  );
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 1rem;
  letter-spacing: -2px;
}

.hero p {
  font-size: 1.3rem;
  color: var(--text-dim);
  max-width: 620px;
  margin-bottom: 1rem;
}

/* --- PILLAR CARDS --- */
.pillars {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  width: 100%;
  max-width: 800px;
  margin-top: 1rem;
}

.pillar {
  text-align: left;
  border-radius: 16px;
  padding: 2rem;
  cursor: pointer;
  transition: all 0.3s ease;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
}

.pillar:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.05);
}

.pillar.comp:hover {
  border-color: var(--primary);
  box-shadow: 0 12px 40px rgba(0, 242, 234, 0.15);
}

.pillar.out:hover {
  border-color: var(--accent);
  box-shadow: 0 12px 40px rgba(255, 0, 85, 0.15);
}

/* Non-clickable pillar: no pointer, no hover affordance. */
.pillar.static {
  cursor: default;
}

.pillar.static:hover {
  transform: none;
  background: rgba(255, 255, 255, 0.02);
  border-color: var(--glass-border);
  box-shadow: none;
}

.pillar.static p {
  margin-bottom: 0;
}

.pillar h3 {
  font-family: var(--font-head);
  color: #fff;
  font-size: 1.5rem;
  margin: 0 0 0.5rem;
}

.pillar p {
  color: var(--text-dim);
  font-size: 1rem;
  margin: 0 0 1rem;
}

.pillar .enter {
  font-size: 0.9rem;
  font-weight: 600;
}

.pillar.comp .enter {
  color: var(--primary);
}

.pillar.out .enter {
  color: var(--accent);
}

/* --- PRIZES --- */
.prize-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.prize-card {
  border-radius: 12px;
  padding: 1.5rem;
  border: 1px solid var(--glass-border);
  background: rgba(255, 255, 255, 0.02);
}

.prize-card.first {
  border-color: rgba(255, 209, 102, 0.35);
  background: rgba(255, 209, 102, 0.05);
}

.prize-card.draw {
  border-color: rgba(0, 242, 234, 0.25);
  background: rgba(0, 242, 234, 0.04);
}

.prize-amount {
  font-family: var(--font-head);
  font-size: 2.4rem;
  font-weight: 800;
  line-height: 1.1;
}

.prize-card.first .prize-amount {
  color: #ffd166;
  text-shadow: 0 0 24px rgba(255, 209, 102, 0.35);
}

.prize-card.draw .prize-amount {
  color: var(--primary);
  text-shadow: 0 0 24px rgba(0, 242, 234, 0.3);
}

.prize-tag {
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-dim);
  margin: 0.25rem 0 0.6rem;
}

.prize-card p {
  margin: 0;
  font-size: 0.95rem;
}

/* --- COUNTDOWN --- */
.countdown {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.countdown-item {
  background: rgba(0, 242, 234, 0.05);
  border: 1px solid rgba(0, 242, 234, 0.1);
  backdrop-filter: blur(5px);
  border-radius: 12px;
  padding: 1.5rem;
  min-width: 100px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.countdown-item .number {
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 700;
  color: #fff;
  text-shadow: 0 0 20px rgba(0, 242, 234, 0.3);
}

.countdown-item .label {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--primary);
  margin-top: 5px;
}

.window-info {
  margin-bottom: 1.5rem;
}

.window-info .fine-print {
  color: var(--text-dim);
  font-size: 0.9rem;
}

/* --- BUTTONS & SOCIAL --- */
.btn {
  padding: 1rem 2.5rem;
  background: linear-gradient(90deg, var(--secondary), var(--accent));
  border: none;
  border-radius: 8px;
  color: white;
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all 0.3s ease;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(112, 0, 255, 0.3);
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(112, 0, 255, 0.5);
}

.social-links {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
  flex-wrap: wrap;
  justify-content: center;
}

.social-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.6rem 1.2rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--glass-border);
  border-radius: 50px;
  color: var(--text);
  text-decoration: none;
  transition: all 0.3s;
  font-size: 0.9rem;
}

.social-link:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary);
  color: var(--primary);
}

.social-link svg {
  width: 18px;
  height: 18px;
}

/* --- CARDS & CONTENT --- */
.card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 16px;
  padding: 2.5rem;
  margin-bottom: 2rem;
  backdrop-filter: blur(10px);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

h2 {
  font-family: var(--font-head);
  color: white;
  font-size: 2rem;
  margin-bottom: 1.5rem;
  border-left: 4px solid var(--primary);
  padding-left: 1rem;
}

h3 {
  color: var(--primary);
  font-size: 1.2rem;
  margin: 2rem 0 0.5rem;
}

.card p,
.card li {
  color: var(--text-dim);
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

.card ul {
  margin-left: 1.5rem;
}

.card li {
  margin-bottom: 0.5rem;
}

.card .contact-note {
  margin-bottom: 0;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.divider {
  border-color: var(--glass-border);
  margin: 2rem 0;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
}

/* --- GRIDS (Contributors & Archive) --- */
.grid-layout {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.mini-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  padding: 1.5rem;
  border-radius: 12px;
  transition: all 0.3s ease;
}

.mini-card:hover {
  border-color: var(--secondary);
  transform: translateY(-5px);
  background: rgba(255, 255, 255, 0.05);
}

.mini-card h3 {
  margin-top: 0;
  color: #fff;
}

.mini-card .role {
  color: var(--primary);
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.mini-card .affiliation {
  font-size: 0.9rem;
  color: var(--text-dim);
}

.highlight {
  color: var(--primary);
}

/* --- OUTREACH GALLERY --- */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.event-card {
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--glass-border);
  border-radius: 14px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.event-card:hover {
  transform: translateY(-6px);
  border-color: var(--accent);
  background: rgba(255, 255, 255, 0.05);
}

.event-photo {
  height: 170px;
  width: 100%;
  object-fit: cover;
  display: block;
  background: linear-gradient(135deg, #1a1f4d, #2a1a4d);
}

.event-photo-fallback {
  height: 170px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-size: 2.5rem;
  font-weight: 800;
  color: rgba(255, 255, 255, 0.18);
  background: linear-gradient(135deg, #1a1f4d, #2a1a4d);
}

.event-body {
  padding: 1.25rem 1.5rem 1.5rem;
}

.event-body h3 {
  margin: 0 0 0.4rem;
  color: #fff;
  font-size: 1.15rem;
}

.event-body p {
  color: var(--text-dim);
  font-size: 0.95rem;
  margin: 0;
}

.impact-row {
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

.impact-stat {
  flex: 1;
  min-width: 130px;
  background: rgba(255, 0, 85, 0.05);
  border: 1px solid rgba(255, 0, 85, 0.15);
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
}

.impact-stat .num {
  font-family: var(--font-head);
  font-size: 2.2rem;
  font-weight: 700;
  color: #fff;
}

.impact-stat .cap {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--accent);
}

/* --- PDF VIEWER --- */
.pdf-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  overflow: hidden;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: #000;
}

.pdf-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* --- MOBILE MENU --- */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 6px;
  cursor: pointer;
  z-index: 1001;
}

.mobile-toggle span {
  width: 25px;
  height: 2px;
  background: white;
  transition: 0.3s;
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: 0;
    height: 100vh;
    width: 70%;
    background: #0a0e27;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: -10px 0 30px rgba(0, 0, 0, 0.5);
  }

  .nav-links.active {
    transform: translateX(0);
  }

  .hero h1 {
    font-size: 2.8rem;
  }
  .countdown {
    grid-template-columns: repeat(2, 1fr);
  }
  .pillars {
    grid-template-columns: 1fr;
  }
}