/* --------------- INDEX PAGE --------------- */

:root {
  --bg: #fafbff;
  --panel: #ffffff;
  --panel-2: #0f172a;
  --text: #0f172a;
  --muted: #64748b;
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --accent: #0f172a;
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.08), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 20px 40px -12px rgba(0, 0, 0, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
  margin: 0;
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: var(--text);
  line-height: 1.6;
}

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  color: var(--primary-hover);
}

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

.container {
  width: min(1100px, 92vw);
  margin: 0 auto;
}

/* Hero */
.hero {
  position: relative;
  padding: 40px 0 80px;
  overflow: hidden;
  background: radial-gradient(3000px 400px at 0% 0%, rgba(90,167,255,.25), transparent)
}

.hero-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 24px;
}

.hero-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-logo img {
  width: 75px;
  height: auto;
  opacity: 0.9;
  transition: opacity 0.2s ease;
}

.hero-logo-right {
  transform: rotate(10deg);
}

.hero-logo:hover img {
  opacity: 1;
}

.hero-logo-right a {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-logo-right img {

  object-fit: contain;
}

.hero-content {
  position: relative;
  z-index: 1;
  flex: 1;
  min-width: 0;
  text-align: center;
}

.hero .badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  background: rgba(37, 99, 235, 0.08);
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 20px;
  animation: fadeInUp 0.6s ease-out;
}

.hero h1 {
  font-size: clamp(36px, 6vw, 64px);
  font-weight: 800;
  margin: 0;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1.1;
  animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero .tagline {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: var(--muted);
  max-width: 560px;
  margin: 24px auto 0;
  line-height: 1.6;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero .event-details {
  font-size: 1.1rem;
  color: var(--muted);
  max-width: 600px;
  margin: 10px auto 0;
  line-height: 1.6;
  animation: fadeInUp 0.6s ease-out 0.2s both;
}

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

@media (max-width: 900px) {
  .hero-logo {
    display: none;
  }
}

.front-image {
  display: flex;
  justify-content: center;
  margin-top: 48px;
  animation: fadeInUp 0.6s ease-out 0.3s both;
}

.front-image img {
  width: min(900px, 90%);
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(0, 0, 0, 0.06);
}

/* CTA Banner */
.cta-banner {
  width: 100%;
  padding: 36px 24px;
  background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 50%, #2563eb 100%);
  position: relative;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  opacity: 0.6;
}

.cta-banner-inner {
  max-width: 1000px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 16px 24px;
}

.cta-banner-label {
  font-size: 1.2rem;
  font-weight: 700;
  color: #fff;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-right: 4px;
}

.cta-banner .btn-group {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.cta-banner .btn-primary {
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.3);
  color: #fff;
  transition: all 0.2s ease;
}

.cta-banner .btn-primary:hover {
  background: rgba(255, 255, 255, 0.22);
  border-color: rgba(255, 255, 255, 0.5);
  transform: translateY(-2px);
}

@media (max-width: 640px) {
  .cta-banner-inner {
    flex-direction: column;
  }
  .cta-banner-label {
    margin-right: 0;
    margin-bottom: 4px;
  }
}

/* Sections */
.section {
  padding: 64px 0;
}

.section h2 {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 700;
  color: var(--accent);
  text-align: center;
  margin: 0 0 24px;
  letter-spacing: -0.02em;
}

.section p {
  color: var(--muted);
  max-width: 720px;
  margin: 0 auto;
  text-align: center;
  font-size: 1.05rem;
  line-height: 1.7;
}

.section p + p {
  margin-top: 16px;
}

/* Countdown */
.countdown-section {
  background: linear-gradient(135deg, #1e40af 0%, #1d4ed8 50%, #2563eb 100%);
  color: #fff;
  padding: 56px 24px;
  border-radius: var(--radius-lg);
  margin: 48px auto;
  max-width: 800px;
  box-shadow: var(--shadow-lg);
}

.countdown-section h2 {
  color: #fff;
  margin-bottom: 32px;
  font-size: 1.5rem;
}

.countdown-grid {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 24px;
}

.countdown-unit {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 20px 28px;
  min-width: 100px;
  text-align: center;
  backdrop-filter: blur(8px);
}

.countdown-unit .value {
  display: block;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  color: #fff;
  letter-spacing: -0.02em;
}

.countdown-unit .label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.7);
  margin-top: 8px;
}

.countdown-date {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.95rem;
  text-align: center;
}

@media (max-width: 768px) {
  .countdown-section {
    padding: 40px 20px;
  }
  .countdown-unit .value {
    font-size: 1.5rem;
  }
}

/* Footer */
footer {
  margin-top: 64px;
  padding: 32px 24px;
  color: var(--muted);
  text-align: center;
  font-size: 0.9rem;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
}