/* style.css */
  :root {
    --space-blue: #0b0e14;
    --neon-blue: #00d4ff;
    --electric-purple: #7b2cbf;
    --silver: #e0e0e0;
    --text-gray: #94a3b8;
    --card-bg: rgba(30, 41, 59, 0.7);
    --nav-width: 280px;
  }

  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Segoe UI", sans-serif;
    scroll-behavior: smooth;
  }
  body {
    background-color: var(--space-blue);
    color: var(--silver);
    line-height: 1.6;
    overflow-x: hidden;
  }
  a {
    text-decoration: none;
    color: inherit;
  }
  ul {
    list-style: none;
  }

  /* --- HEADER & NAV --- */
  header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    background: rgba(11, 14, 20, 0.95);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    backdrop-filter: blur(10px);
    height: 80px;
  }
  .logo-container {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1002;
  }
  .logo-text {
    font-size: 1.4rem;
    font-weight: bold;
    color: var(--neon-blue);
    letter-spacing: 2px;
  }
  .logo-img {
    height: 65px;
    width: 12rem;
    border-radius: 12px;
    object-fit: cover;
  }

  /* Desktop Nav */
  #navbar {
    display: flex;
    align-items: center;
  }
  #navbar ul {
    display: flex;
    gap: 30px;
  }
  #navbar a {
    color: var(--silver);
    font-weight: 500;
    transition: color 0.3s;
    text-transform: uppercase;
    font-size: 0.9rem;
  }
  #navbar a:hover {
    color: var(--neon-blue);
  }
  .desktop-cta {
    display: block;
  }
  .mobile-only-cta {
    display: none;
  }
  .mobile-menu-btn {
    display: none;
  }

  /* Mobile Nav Styles */
  @media (max-width: 768px) {
    .mobile-menu-btn {
      display: block;
      background: rgba(0, 212, 255, 0.1);
      border: 1px solid var(--neon-blue);
      color: var(--neon-blue) !important;
      font-size: 1.5rem;
      padding: 8px 12px;
      border-radius: 8px;
      cursor: pointer;
      z-index: 10005;
      position: relative;
      box-shadow: 0 0 10px rgba(0, 212, 255, 0.2);
      
    }
    .mobile-menu-btn i {
      color: var(--neon-blue) !important;
      display: block;
    }
    .mobile-menu-btn.open {
      background: var(--neon-blue);
      border-color: var(--neon-blue);
    }
    .mobile-menu-btn.open i {
      color: var(--space-blue) !important;
    }

    #navbar {
      position: fixed;
      top: 0;
      right: -100%;
      width: var(--nav-width);
      height: 100vh;
      background: rgba(11, 14, 20, 0.98);
      backdrop-filter: blur(15px);
      border-left: 1px solid rgba(0, 212, 255, 0.2);
      flex-direction: column;
      justify-content: center;
      align-items: center;
      padding-top: 80px;
      z-index: 10002;
      transition: right 0.4s cubic-bezier(0.77, 0, 0.175, 1);
      box-shadow: -5px 0 30px rgba(0, 0, 0, 0.5);
      display: flex;
    }
    #navbar ul {
      flex-direction: column;
      align-items: center;
      gap: 40px;
      width: 100%;
    }
    #navbar.active {
      right: 0;
    }

    .menu-overlay {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: rgba(0, 0, 0, 0.8);
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s;
      z-index: 10003;
      backdrop-filter: blur(3px);
    }
    .menu-overlay.active {
      opacity: 1;
      visibility: visible;
    }

    .desktop-cta {
      display: none;
    }
    .mobile-only-cta {
      display: block;
      margin-top: 40px;
      width: 80%;
      text-align: center;
    }
    header {
      padding: 15px 20px;
    }
  }

  /* --- HERO CAROUSEL --- */
  .hero-carousel {
    position: relative;
    height: 100vh;
    width: 100%;
    overflow: hidden;
    margin-top: 0;
  }
  .carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
  }
  .slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    visibility: hidden;
  }
  .slide.active {
    opacity: 1;
    visibility: visible;
    z-index: 1;
  }
  .slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: -2;
    transform: scale(1.1);
    transition: transform 6s ease;
  }
  .slide.active .slide-bg {
    transform: scale(1);
  }
  .slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
      to bottom,
      rgba(11, 14, 20, 0.7),
      rgba(11, 14, 20, 0.4)
    );
    z-index: -1;
  }
  .slide-content {
    z-index: 2;
    padding: 20px;
    max-width: 800px;
    animation: fadeInUp 1s ease forwards;
  }
  .hero-badge {
    background: rgba(0, 212, 255, 0.1);
    color: var(--neon-blue);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 20px;
    border: 1px solid var(--neon-blue);
    display: inline-block;
    backdrop-filter: blur(5px);
  }
  .hero-carousel h1 {
    font-size: 4rem;
    line-height: 1.1;
    margin-bottom: 20px;
    color: white;
    text-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
  }
  .hero-carousel h1 span {
    color: var(--neon-blue);
    text-shadow: 0 0 20px rgba(0, 212, 255, 0.6);
  }
  .hero-carousel p {
    font-size: 1.2rem;
    color: #ddd;
    margin-bottom: 30px;
    max-width: 600px;
    margin: 0 auto 30px;
  }
  .hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
  }

  .btn-ticket {
    background: linear-gradient(45deg, var(--neon-blue), var(--electric-purple));
    color: white;
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: bold;
    border: none;
    cursor: pointer;
    transition:
      transform 0.3s,
      box-shadow 0.3s;
  }
  .btn-ticket:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 15px rgba(0, 212, 255, 0.5);
  }
  .btn-secondary {
    background: transparent;
    border: 2px solid var(--neon-blue);
    color: var(--neon-blue);
    padding: 12px 30px;
    border-radius: 30px;
    font-weight: bold;
    transition: all 0.3s;
  }
  .btn-secondary:hover {
    background: var(--neon-blue);
    color: var(--space-blue);
  }

  /* Carousel Controls */
  .carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
  }
  .carousel-btn:hover {
    background: var(--neon-blue);
    color: var(--space-blue);
    border-color: var(--neon-blue);
  }
  .prev {
    left: 20px;
  }
  .next {
    right: 20px;
  }
  .carousel-indicators {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
  }
  .indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    cursor: pointer;
    transition: all 0.3s;
    border: 2px solid transparent;
  }
  .indicator.active {
    background: var(--neon-blue);
    transform: scale(1.2);
    box-shadow: 0 0 10px var(--neon-blue);
  }

  /* Countdown Section */
  .countdown-section {
    padding: 60px 20px;
    background: var(--silver);
    background-image: url("./steps-bg.png");
    position: relative;
    text-align: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .countdown {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 20px;
  }
  .countdown-item {
    background: var(--card-bg);
    padding: 20px;
    border-radius: 10px;
    min-width: 100px;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  .countdown-number {
    font-size: 2.5rem;
    font-weight: bold;
    color: var(--neon-blue);
  }
  .countdown-label {
    font-size: 0.8rem;
    text-transform: uppercase;
    color: var(--text-gray);
  }

  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  /* General Sections */
  .section {
    padding: 80px 5%;
  }
  .section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: white;
  }
  .section-title span {
    color: var(--neon-blue);
  }
  .section-subtitle {
    text-align: center;
    color: var(--text-gray);
    margin-bottom: 50px;
    max-width: 700px;
    margin: 0 auto 50px;
  }

  /* Info Cards */
  .info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
  }
  .card {
    background: var(--card-bg);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.05);
    transition: transform 0.3s;
  }
  .card:hover {
    transform: translateY(-10px);
    border-color: var(--neon-blue);
  }
  .card-icon {
    font-size: 2.5rem;
    color: var(--neon-blue);
    margin-bottom: 20px;
  }
  .card h3 {
    color: white;
    margin-bottom: 15px;
  }
  .card p {
    color: var(--text-gray);
  }

  /* Agenda */
  .agenda-tabs {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 40px;
    flex-wrap: wrap;
    
  }
  .tab-btn {
    background: transparent;
    border: 1px solid var(--text-gray);
    color: var(--text-gray);
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s;
    font-size: 1rem;
  }
  .tab-btn.active,
  .tab-btn:hover {
    background: var(--neon-blue);
    color: var(--space-blue);
    border-color: var(--neon-blue);
    font-weight: bold;
  }
  .agenda-content {
    display: none;
    max-width: 800px;
    margin: 0 auto;
  }
  .agenda-content.active {
    display: block;
    animation: fadeIn 0.5s;
  }
  .agenda-item {
    display: flex;
    gap: 20px;
    padding: 20px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.3s;
  }
  .agenda-item:hover {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 10px;
  }
  .agenda-time {
    font-weight: bold;
    color: var(--neon-blue);
    min-width: 130px;
  }
  .agenda-info h4 {
    color: white;
    margin-bottom: 5px;
  }
  .agenda-info p {
    color: var(--text-gray);
    font-size: 0.95rem;
  }
  .agenda-speaker {
    display: block;
    margin-top: 8px;
    font-size: 0.9rem;
    color: var(--electric-purple);
    font-style: italic;
  }

  /* Speakers */
  .speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    padding: 20px 0;
  }
  .speaker-card {
    background: linear-gradient(
      145deg,
      rgba(30, 41, 59, 0.6),
      rgba(15, 23, 42, 0.8)
    );
    border-radius: 20px;
    padding: 30px 20px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.05);
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
  }
  .speaker-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--neon-blue), var(--electric-purple));
    opacity: 0;
    transition: opacity 0.4s;
  }
  .speaker-card:hover {
    transform: translateY(-10px);
    border-color: rgba(0, 212, 255, 0.3);
    box-shadow: 0 10px 30px -10px rgba(0, 212, 255, 0.2);
  }
  .speaker-card:hover::before {
    opacity: 1;
  }
  .speaker-img-wrapper {
    position: relative;
    width: 120px;
    height: 120px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.03);
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid rgba(255, 255, 255, 0.1);
    z-index: 2;
  }
  .speaker-img-wrapper i {
    font-size: 3.5rem;
    color: var(--text-gray);
    transition: color 0.3s;
  }
  .speaker-card:hover .speaker-img-wrapper i {
    color: var(--neon-blue);
  }
  .speaker-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background: radial-gradient(
      circle,
      rgba(0, 212, 255, 0.2) 0%,
      transparent 70%
    );
    opacity: 0;
    transition: opacity 0.4s;
    z-index: -1;
  }
  .speaker-card:hover .speaker-glow {
    opacity: 1;
  }
  .speaker-name {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 8px;
    font-weight: 700;
  }
  .speaker-role {
    color: var(--neon-blue);
    font-size: 0.9rem;
    margin-bottom: 15px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  .speaker-socials {
    display: flex;
    justify-content: center;
    gap: 15px;
  }
  .speaker-socials a {
    color: var(--text-gray);
    font-size: 1.2rem;
    transition: all 0.3s;
    width: 35px;
    height: 35px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .speaker-socials a:hover {
    color: var(--space-blue);
    background: var(--neon-blue);
    transform: scale(1.1);
  }

  /* Sponsors */
  .sponsor-tier {
    margin-bottom: 60px;
    text-align: center;
  }
  .tier-title {
    font-size: 1.4rem;
    margin-bottom: 30px;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 20px;
    border-radius: 30px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    text-transform: uppercase;
    letter-spacing: 1px;
  }
  .gold-text {
    color: #ffd700;
    border-color: rgba(255, 215, 0, 0.3);
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.1);
  }
  .silver-text {
    color: #c0c0c0;
    border-color: rgba(192, 192, 192, 0.3);
  }
  .bronze-text {
    color: #cd7f32;
    border-color: rgba(205, 127, 50, 0.3);
  }
  .sponsors-row {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
  }
  .sponsor-box {
    background: rgba(255, 255, 255, 0.02);
    border-radius: 15px;
    padding: 25px 40px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 15px;
    min-width: 180px;
    transition: all 0.3s ease;
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
  }
  .sponsor-box span {
    font-weight: 700;
    font-size: 1.1rem;
    letter-spacing: 1px;
    z-index: 2;
  }
  .sponsor-icon {
    font-size: 2.5rem;
    margin-bottom: 5px;
    z-index: 2;
    opacity: 0.8;
  }
  .sponsor-box.gold {
    border-color: rgba(255, 215, 0, 0.2);
    background: linear-gradient(145deg, rgba(255, 215, 0, 0.05), transparent);
  }
  .sponsor-box.gold:hover {
    transform: scale(1.05);
    border-color: #ffd700;
    box-shadow: 0 0 25px rgba(255, 215, 0, 0.2);
  }
  .sponsor-box.gold span,
  .sponsor-box.gold .sponsor-icon {
    color: #ffd700;
  }
  .sponsor-box.silver {
    border-color: rgba(192, 192, 192, 0.2);
    background: linear-gradient(145deg, rgba(192, 192, 192, 0.05), transparent);
  }
  .sponsor-box.silver:hover {
    transform: scale(1.05);
    border-color: #c0c0c0;
    box-shadow: 0 0 25px rgba(192, 192, 192, 0.2);
  }
  .sponsor-box.silver span,
  .sponsor-box.silver .sponsor-icon {
    color: #c0c0c0;
  }
  .sponsor-box.bronze {
    border-color: rgba(205, 127, 50, 0.2);
    background: linear-gradient(145deg, rgba(205, 127, 50, 0.05), transparent);
    padding: 20px 30px;
    min-width: 140px;
  }
  .sponsor-box.bronze:hover {
    transform: scale(1.05);
    border-color: #cd7f32;
    box-shadow: 0 0 20px rgba(205, 127, 50, 0.2);
  }
  .sponsor-box.bronze span {
    color: #cd7f32;
    font-size: 1rem;
  }

  /* Map */
  .map-container {
    background: var(--card-bg);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
  }
  .map-wrapper iframe {
    width: 100%;
    height: 400px;
    filter: invert(90%) hue-rotate(180deg) contrast(0.9);
    display: block;
  }
  .map-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    padding: 30px;
  }
  .map-info-item {
    display: flex;
    gap: 15px;
    align-items: flex-start;
  }
  .map-info-icon {
    color: var(--neon-blue);
    font-size: 1.2rem;
    margin-top: 5px;
  }
  .map-info-text h4 {
    color: white;
    margin-bottom: 5px;
  }
  .map-info-text p {
    color: var(--text-gray);
    font-size: 0.9rem;
  }

  /* Newsletter */
  .newsletter {
    background: linear-gradient(
      135deg,
      rgba(0, 212, 255, 0.05),
      rgba(123, 44, 191, 0.05)
    );
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  }
  .newsletter-form {
    display: flex;
    justify-content: center;
    gap: 10px;
    max-width: 600px;
    margin: 0 auto 20px;
    flex-wrap: wrap;
  }
  .newsletter-input {
    padding: 15px;
    border-radius: 5px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    background: rgba(0, 0, 0, 0.3);
    color: white;
    flex: 1;
    min-width: 200px;
  }
  .newsletter-input:focus {
    outline: 1px solid var(--neon-blue);
  }
  .newsletter-btn {
    padding: 15px 30px;
    background: var(--neon-blue);
    border: none;
    border-radius: 5px;
    color: var(--space-blue);
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s;
  }
  .newsletter-btn:hover {
    background: #00b8dd;
  }
  .newsletter-note {
    font-size: 0.85rem;
    color: var(--text-gray);
  }

  /* Pricing */
  .cta-section {
    text-align: center;
    background: radial-gradient(
      circle at center,
      #1a1f2e 0%,
      var(--space-blue) 100%
    );
  }
  .pricing-grid {
    display: flex;
    justify-content: center;
    gap: 30px;
    flex-wrap: wrap;
    margin-top: 50px;
  }
  .price-card {
    padding: 30px;
    border-radius: 15px;
    min-width: 250px;
    text-align: center;
    position: relative;
    transition: transform 0.3s;
  }
  .price-card:hover {
    transform: translateY(-5px);
  }
  .price-card.standard {
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.3);
  }
  .price-card.popular {
    background: linear-gradient(
      135deg,
      rgba(0, 212, 255, 0.2),
      rgba(123, 44, 191, 0.2)
    );
    border: 2px solid var(--neon-blue);
    transform: scale(1.05);
    z-index: 2;
  }
  .price-card.popular:hover {
    transform: scale(1.08);
  }
  .price-card.vip {
    background: rgba(123, 44, 191, 0.1);
    border: 1px solid rgba(123, 44, 191, 0.3);
  }
  .badge-popular {
    background: var(--neon-blue);
    color: var(--space-blue);
    padding: 5px 15px;
    border-radius: 20px;
    display: inline-block;
    font-size: 0.8rem;
    font-weight: bold;
    margin-bottom: 10px;
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
  }
  .price-title {
    font-size: 1.5rem;
    margin-bottom: 10px;
  }
  .price-val {
    font-size: 2.5rem;
    font-weight: bold;
    margin: 15px 0;
    color: white;
  }
  .price-desc {
    color: var(--text-gray);
    font-size: 0.9rem;
  }

  /* Footer */
  footer {
    background: #05070a;
    padding: 60px 5% 30px;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
  }
  .footer-logo {
    font-size: 2rem;
    font-weight: bold;
    color: var(--neon-blue);
    margin-bottom: 20px;
    display: inline-block;
  }
  .social-links {
    margin: 20px 0;
    display: flex;
    justify-content: center;
    gap: 25px;
  }
  .social-links a {
    font-size: 1.5rem;
    color: var(--text-gray);
    transition:
      color 0.3s,
      transform 0.3s;
  }
  .social-links a:hover {
    color: var(--neon-blue);
    transform: scale(1.2);
  }
  .footer-links {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    font-size: 0.9rem;
    color: var(--text-gray);
  }
  .footer-links a:hover {
    color: var(--neon-blue);
  }
  .copyright {
    font-size: 0.8rem;
    color: #555;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    padding-top: 20px;
    margin-top: 20px;
  }

  /* Responsive Adjustments */
  @media (max-width: 768px) {
    .hero-carousel h1 {
      font-size: 2.5rem;
    }
    .carousel-btn {
      width: 40px;
      height: 40px;
      font-size: 1rem;
    }
    .prev {
      left: 10px;
    }
    .next {
      right: 10px;
    }
    .countdown-item {
      min-width: 70px;
      padding: 10px;
    }
    .countdown-number {
      font-size: 1.8rem;
    }
    .speakers-grid {
      grid-template-columns: 1fr;
      max-width: 400px;
      margin: 0 auto;
    }
    .sponsor-box {
      min-width: 140px;
      padding: 20px;
    }
    .tier-title {
      font-size: 1.1rem;
      padding: 6px 15px;
    }
    .agenda-item {
      flex-direction: column;
      gap: 5px;
    }
    .agenda-time {
      margin-bottom: 5px;
    }
    .price-card.popular {
      transform: scale(1);
    }
    .price-card.popular:hover {
      transform: translateY(-5px);
    }
  }