:root {
  --bg: #07111f;
  --bg-soft: #0f1b2d;
  --card: #ffffff;
  --card-soft: #f5f7fb;
  --text: #142033;
  --text-light: #f2f6ff;
  --muted: #6d7990;
  --border: #dbe3f0;
  --primary: #2e6bff;
  --secondary: #7b61ff;
  --accent: #00b8a9;
  --shadow: 0 20px 40px rgba(16, 32, 67, 0.12);
  --radius: 20px;
  --max-width: 1200px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: #ffffff;
}

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

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

ul {
  padding-left: 1.2rem;
}

ol {
  padding-left: 1.2rem;
}

.container {
  width: min(92%, var(--max-width));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 999;
  background: rgba(7, 17, 31, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 78px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-light);
}

.logo h1 {
  font-size: 1rem;
  line-height: 1.1;
}

.logo p {
  font-size: 0.85rem;
  color: #b9c5dd;
}

.logo-mark {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
  font-size: 1.1rem;
  font-weight: 800;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 20px;
}

.nav-links a {
  color: #dbe6ff;
  font-size: 0.95rem;
  font-weight: 500;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 18px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.25s ease;
  border: 1px solid transparent;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
}

.btn-secondary {
  background: rgba(123, 97, 255, 0.12);
  color: var(--text-light);
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.btn-outline {
  background: transparent;
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.hero {
  position: relative;
  background:
    linear-gradient(135deg, rgba(7, 17, 31, 0.92), rgba(15, 27, 45, 0.88)),
    url("https://images.unsplash.com/photo-1515169067868-5387ec356754?auto=format&fit=crop&w=1600&q=80")
      center/cover no-repeat;
  color: white;
  padding: 90px 0 70px;
  overflow: hidden;
}

.overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at top right, rgba(123, 97, 255, 0.22), transparent 30%);
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.eyebrow,
.section-tag,
.mini-title {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

.hero h2 {
  font-size: clamp(2.3rem, 5vw, 4.5rem);
  line-height: 1.05;
  margin-bottom: 18px;
}

.hero-subtext {
  font-size: 1.1rem;
  color: #dbe6ff;
  max-width: 650px;
}

.event-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin: 30px 0;
}

.meta-card {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  padding: 18px;
  border-radius: 18px;
}

.meta-label {
  display: block;
  font-size: 0.8rem;
  color: #b7c7e7;
  margin-bottom: 4px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.hero-panel {
  display: grid;
  gap: 20px;
}

.countdown-card,
.image-stack img,
.feature-card,
.resource-card,
.tool-card,
.profile-card,
.faq-card,
.pitch-box,
.comm-box,
.cta-box,
.table-wrap {
  box-shadow: var(--shadow);
}

.countdown-card {
  background: rgba(255, 255, 255, 0.95);
  color: var(--text);
  padding: 24px;
  border-radius: var(--radius);
}

.countdown {
  display: flex;
  gap: 16px;
  margin: 18px 0 12px;
}

.countdown div {
  background: var(--card-soft);
  padding: 14px 18px;
  border-radius: 16px;
  text-align: center;
  min-width: 88px;
}

.countdown span {
  font-size: 1.8rem;
  font-weight: 800;
  display: block;
  color: var(--primary);
}

.countdown small {
  color: var(--muted);
  font-size: 0.85rem;
}

.countdown-note {
  color: var(--muted);
}

.image-stack {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.image-stack img {
  border-radius: 22px;
  height: 250px;
  object-fit: cover;
}

.section {
  padding: 82px 0;
}

.section-dark {
  background: var(--bg);
  color: white;
}

.section-light {
  background: #f7f9fc;
}

.section-header {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 42px;
}

.section-header h3,
.two-col h3 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.15;
  margin-bottom: 12px;
}

.section-header p,
.two-col p {
  color: var(--muted);
}

.section-dark .section-header p,
.section-dark p,
.section-dark li {
  color: #d6e0f5;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 34px;
  align-items: start;
}

.feature-grid,
.cards-grid,
.tool-grid,
.profile-grid,
.faq-grid {
  display: grid;
  gap: 22px;
}

.feature-grid {
  grid-template-columns: repeat(2, 1fr);
}

.cards-grid {
  grid-template-columns: repeat(4, 1fr);
}

.tool-grid {
  grid-template-columns: repeat(4, 1fr);
}

.profile-grid {
  grid-template-columns: repeat(4, 1fr);
}

.faq-grid {
  grid-template-columns: repeat(2, 1fr);
}

.feature-card,
.resource-card,
.tool-card,
.profile-card,
.faq-card,
.pitch-box,
.comm-box {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
}

.feature-card h4,
.resource-card h4,
.tool-card h4,
.profile-card h4,
.faq-card h4,
.pitch-box h4,
.comm-box h4 {
  margin-bottom: 10px;
  font-size: 1.1rem;
}

.resource-card a {
  display: inline-block;
  margin-top: 12px;
  font-weight: 700;
}

.timeline {
  display: grid;
  gap: 20px;
}

.timeline-item {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  align-items: start;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 22px;
  padding: 24px;
}

.timeline-day {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--accent);
}

.timeline-content h4 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.table-wrap {
  overflow-x: auto;
  border-radius: 24px;
  background: white;
}

table {
  width: 100%;
  border-collapse: collapse;
}

thead {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: white;
}

th,
td {
  padding: 18px 20px;
  text-align: left;
  border-bottom: 1px solid var(--border);
}

tbody tr:hover {
  background: #f8fbff;
}

.tool-card ul,
.clean-list {
  list-style: none;
  padding-left: 0;
}

.tool-card li,
.clean-list li {
  margin-bottom: 10px;
}

.pitch-list li {
  margin-bottom: 10px;
  font-weight: 600;
}

.pitch-box {
  background: linear-gradient(135deg, #11233d, #1a2f56);
  color: white;
  border: none;
}

.profile-card {
  text-align: center;
}

.profile-card img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 18px;
  margin-bottom: 16px;
}

.cta-section {
  padding: 0 0 82px;
}

.cta-box {
  background: linear-gradient(135deg, #0d1f37, #17315c);
  color: white;
  border-radius: 28px;
  padding: 38px;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

.footer {
  background: #050c17;
  color: #d6e0f5;
  padding: 28px 0;
}

.footer-wrap {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: center;
}

@media (max-width: 1100px) {
  .cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .tool-grid,
  .profile-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .hero-grid,
  .two-col {
    grid-template-columns: 1fr;
  }

  .event-meta {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 860px) {
  .nav {
    flex-wrap: wrap;
    justify-content: center;
    padding: 14px 0;
  }

  .nav-links {
    flex-wrap: wrap;
    justify-content: center;
  }

  .feature-grid,
  .faq-grid,
  .cards-grid,
  .tool-grid,
  .profile-grid {
    grid-template-columns: 1fr;
  }

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

  .cta-box,
  .footer-wrap {
    flex-direction: column;
    align-items: flex-start;
  }

  .image-stack {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 70px;
  }
}

@media (max-width: 560px) {
  .hero h2 {
    font-size: 2.3rem;
  }

  .countdown {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-actions {
    flex-direction: column;
  }
}