:root {
    --green: #00FF88;
    --green-dim: #00cc6a;
    --amber: #F5A623;
    --bg: #060A07;
    --bg2: #0D1410;
    --bg3: #131a14;
    --text: #E8F0EA;
    --muted: #6B8070;
    --border: #1e2d21;
  }

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

  html {
    scroll-behavior: smooth;
  }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: 'Syne', sans-serif;
    overflow-x: hidden;
  }

  /* NOISE OVERLAY */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
    opacity: 0.4;
  }

  /* GRID BACKGROUND */
  .grid-bg {
    position: fixed;
    inset: 0;
    background-image:
      linear-gradient(rgba(0, 255, 136, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0, 255, 136, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
    z-index: 0;
  }

  /* NAV */
  nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1.2rem 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(6, 10, 7, 0.8);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }

  .nav-logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--green);
    letter-spacing: 0.05em;
  }

  .nav-logo span {
    color: var(--muted);
  }

  .nav-badge {
    background: rgba(0, 255, 136, 0.1);
    border: 1px solid rgba(0, 255, 136, 0.3);
    color: var(--green);
    font-size: 0.7rem;
    font-family: 'JetBrains Mono', monospace;
    padding: 0.3rem 0.8rem;
    border-radius: 2px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
  }

  .nav-badge::before {
    content: '● ';
    animation: pulse 1.5s infinite;
  }

  @keyframes pulse {

    0%,
    100% {
      opacity: 1;
    }

    50% {
      opacity: 0.2;
    }
  }

  /* HERO */
  .hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 8rem 2rem 4rem;
    text-align: center;
    z-index: 1;
    overflow: hidden;
  }

  .hero-glow {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(0, 255, 136, 0.08) 0%, transparent 70%);
    pointer-events: none;
  }

  .hero-tag {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--green);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.2s forwards;
  }

  .hero-tag::before {
    content: '> ';
  }

  .hero-title {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 800;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeUp 0.7s ease 0.4s forwards;
  }

  .hero-title .highlight {
    color: var(--green);
    position: relative;
  }

  .hero-title .sertao {
    color: var(--amber);
  }

  .hero-subtitle {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(0.85rem, 1.5vw, 1rem);
    color: var(--muted);
    max-width: 540px;
    line-height: 1.7;
    margin-bottom: 3rem;
    opacity: 0;
    animation: fadeUp 0.7s ease 0.6s forwards;
  }

  /* COUNTDOWN */
  .countdown-wrapper {
    opacity: 0;
    animation: fadeUp 0.7s ease 0.8s forwards;
    margin-bottom: 3rem;
  }

  .countdown-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1rem;
  }

  .countdown {
    display: flex;
    gap: 1rem;
    justify-content: center;
    align-items: flex-start;
  }

  .countdown-unit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
  }

  .countdown-number {
    font-family: 'JetBrains Mono', monospace;
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 700;
    color: var(--green);
    line-height: 1;
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 0.6rem 1.2rem;
    min-width: 90px;
    text-align: center;
    position: relative;
    transition: all 0.3s;
  }

  .countdown-number::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--green);
    opacity: 0.4;
  }

  .countdown-text {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.1em;
  }

  .countdown-sep {
    font-family: 'JetBrains Mono', monospace;
    font-size: 2.5rem;
    color: var(--green);
    opacity: 0.3;
    margin-top: 0.5rem;
    animation: blink 1s step-end infinite;
  }

  @keyframes blink {

    0%,
    100% {
      opacity: 0.3;
    }

    50% {
      opacity: 0;
    }
  }

  /* CTA */
  .cta-group {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeUp 0.7s ease 1s forwards;
  }

  .btn-primary {
    background: var(--green);
    color: #060A07;
    font-family: 'JetBrains Mono', monospace;
    font-weight: 700;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
    padding: 1rem 2.5rem;
    border: none;
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s;
    position: relative;
    overflow: hidden;
  }

  .btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: white;
    transform: translateX(-100%);
    transition: transform 0.3s;
    opacity: 0.15;
  }

  .btn-primary:hover::before {
    transform: translateX(0);
  }

  .btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(0, 255, 136, 0.3);
  }

  .btn-secondary {
    background: transparent;
    color: var(--text);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    letter-spacing: 0.05em;
    padding: 1rem 2rem;
    border: 1px solid var(--border);
    cursor: pointer;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.2s;
  }

  .btn-secondary:hover {
    border-color: var(--green);
    color: var(--green);
  }

  /* SCROLL INDICATOR */
  .scroll-hint {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.4;
    animation: fadeIn 1s ease 2s forwards;
  }

  .scroll-hint span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .scroll-line {
    width: 1px;
    height: 50px;
    background: linear-gradient(to bottom, var(--green), transparent);
    animation: scrollLine 1.5s ease-in-out infinite;
  }

  @keyframes scrollLine {
    0% {
      transform: scaleY(0);
      transform-origin: top;
    }

    50% {
      transform: scaleY(1);
      transform-origin: top;
    }

    51% {
      transform: scaleY(1);
      transform-origin: bottom;
    }

    100% {
      transform: scaleY(0);
      transform-origin: bottom;
    }
  }

  /* SECTIONS */
  section {
    position: relative;
    z-index: 1;
    padding: 6rem 2rem;
    max-width: 1100px;
    margin: 0 auto;
  }

  .section-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--green);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.8rem;
  }

  .section-label::before {
    content: '//';
    color: var(--muted);
  }

  .section-label::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border);
  }

  .section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
    line-height: 1.1;
  }

  /* INFO CARDS */
  .info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    margin-top: 3rem;
  }

  .info-card {
    background: var(--bg2);
    padding: 2rem;
    transition: background 0.2s;
  }

  .info-card:hover {
    background: var(--bg3);
  }

  .info-card-icon {
    font-size: 1.5rem;
    margin-bottom: 1rem;
  }

  .info-card-label {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.4rem;
  }

  .info-card-value {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text);
  }

  .info-card-value .accent {
    color: var(--green);
  }

  /* SPEAKERS */
  .speakers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
  }

  .speaker-card {
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s, transform 0.3s;
  }

  .speaker-card:hover {
    border-color: rgba(0, 255, 136, 0.3);
    transform: translateY(-4px);
  }

  .speaker-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--green);
    opacity: 0;
    transition: opacity 0.3s;
  }

  .speaker-card:hover::before {
    opacity: 1;
  }

  .speaker-role {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.65rem;
    color: var(--green);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1rem;
  }

  .speaker-role::before {
    content: '// ';
    color: var(--muted);
  }

  .speaker-avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: var(--bg3);
    border: 2px solid var(--border);
    margin-bottom: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    overflow: hidden;
  }

  .speaker-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
  }

  .speaker-name {
    font-size: 1.4rem;
    font-weight: 800;
    margin-bottom: 0.3rem;
    letter-spacing: -0.01em;
  }

  .speaker-title {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--muted);
    margin-bottom: 1.2rem;
  }

  .speaker-talk {
    background: rgba(0, 255, 136, 0.05);
    border-left: 2px solid var(--green);
    padding: 0.8rem 1rem;
    font-size: 0.85rem;
    color: var(--text);
    line-height: 1.6;
  }

  /* AGENDA */
  .agenda-list {
    margin-top: 3rem;
    display: flex;
    flex-direction: column;
    border: 1px solid var(--border);
  }

  .agenda-item {
    display: grid;
    grid-template-columns: 130px 1fr;
    gap: 0;
    border-bottom: 1px solid var(--border);
    transition: background 0.2s;
  }

  .agenda-item:last-child {
    border-bottom: none;
  }

  .agenda-item:hover {
    background: var(--bg2);
  }

  .agenda-time {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--green);
    padding: 1.5rem;
    border-right: 1px solid var(--border);
    display: flex;
    align-items: center;
  }

  .agenda-content {
    padding: 1.5rem;
  }

  .agenda-title {
    font-weight: 700;
    font-size: 1rem;
    margin-bottom: 0.2rem;
  }

  .agenda-speaker {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--muted);
  }

  /* WHY ATTEND */
  .reasons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 3rem;
  }

  .reason-card {
    padding: 1.5rem;
    background: var(--bg2);
    border: 1px solid var(--border);
    position: relative;
  }

  .reason-num {
    font-family: 'JetBrains Mono', monospace;
    font-size: 3rem;
    font-weight: 700;
    color: rgba(0, 255, 136, 0.08);
    position: absolute;
    top: 0.5rem;
    right: 1rem;
    line-height: 1;
  }

  .reason-icon {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
  }

  .reason-title {
    font-weight: 700;
    font-size: 0.95rem;
    margin-bottom: 0.4rem;
  }

  .reason-desc {
    font-size: 0.82rem;
    color: var(--muted);
    line-height: 1.6;
  }

  /* PARTNERS */
  .partners-row {
    display: flex;
    flex-wrap: wrap;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    margin-top: 3rem;
  }

  .partner-cell {
    flex: 1;
    min-width: 160px;
    background: var(--bg2);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 1rem;
  }

  .partner-type {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.6rem;
    color: var(--muted);
    letter-spacing: 0.2em;
    text-transform: uppercase;
  }

  .partner-logo {
    height: 45px;
    width: auto;
    max-width: 100%;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.7);
    transition: all 0.3s ease;
  }

  .logo-trae {
    height: 100px;
  }

  .logo-sebrae {
    height: 60px;
  }

  .logo-fiepe {
    height: 50px;
  }

  .partner-cell:hover .partner-logo {
    filter: grayscale(0%) opacity(1);
    transform: scale(1.05);
  }

  .partner-name {
    font-size: 1rem;
    font-weight: 700;
    text-align: center;
  }

  /* FINAL CTA */
  .final-cta {
    position: relative;
    z-index: 1;
    padding: 6rem 2rem;
    text-align: center;
    border-top: 1px solid var(--border);
    overflow: hidden;
  }

  .final-cta-glow {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(0, 255, 136, 0.06) 0%, transparent 70%);
    pointer-events: none;
  }

  .final-cta h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    line-height: 1.05;
  }

  .final-cta p {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 2.5rem;
  }

  /* FOOTER */
  footer {
    position: relative;
    z-index: 1;
    padding: 2rem;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: gap;
  }

  footer span {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    color: var(--muted);
  }

  /* TERMINAL LINE */
  .terminal-line {
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    color: var(--muted);
    margin-top: 3rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .terminal-line::before {
    content: '$';
    color: var(--green);
  }

  .cursor {
    display: inline-block;
    width: 8px;
    height: 1em;
    background: var(--green);
    animation: blink 1s step-end infinite;
    margin-left: 2px;
  }

  /* ANIMATIONS */
  @keyframes fadeUp {
    from {
      opacity: 0;
      transform: translateY(20px);
    }

    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes fadeIn {
    to {
      opacity: 0.4;
    }
  }

  .fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }

  .fade-in.visible {
    opacity: 1;
    transform: translateY(0);
  }

  /* FREE BADGE */
  .free-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(245, 166, 35, 0.1);
    border: 1px solid rgba(245, 166, 35, 0.3);
    color: var(--amber);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.4rem 1rem;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.1s forwards;
  }

  /* DIVIDER */
  .divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 0;
  }

  /* SPOTS */
  .spots-bar {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-top: 1.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    color: var(--muted);
  }

  .spots-track {
    flex: 1;
    height: 4px;
    background: var(--border);
    border-radius: 0;
    overflow: hidden;
    max-width: 200px;
  }

  .spots-fill {
    height: 100%;
    background: var(--green);
    width: var(--spots-width, 64%);
    animation: fillIn 1.5s ease 1.5s both;
  }

  @keyframes fillIn {
    from {
      width: 0;
    }

    to {
      width: var(--spots-width, 64%);
    }
  }

  @media (max-width: 600px) {
    .countdown {
      gap: 0.5rem;
    }

    .countdown-number {
      font-size: 1.8rem;
      min-width: 60px;
      padding: 0.4rem 0.7rem;
    }

    .agenda-item {
      grid-template-columns: 100px 1fr;
    }

    footer {
      flex-direction: column;
      gap: 0.8rem;
      text-align: center;
    }
  }