/* ===== SECTION 0 ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }

  :root {
    --azul-profundo: #152C54;
    --azul-deep: #0B1120;
    --azul-synapse: #3B82F6;
    --laranja: #FF5E00;
    --off-white: #F5F3F0;
    --branco: #FFFFFF;
    --font-title: 'Montserrat', sans-serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --paper: #F8F6F1;
    --paper-deep: #EFEAE0;
    --ink: #0B1426;
    --ink-soft: #4A5568;
    --ink-faded: #8B8378;
    --line: #D8D2C5;
    --verde: #22C55E;
  }

  html {
    scroll-behavior: smooth;
    overflow-x: hidden;
  }

  body {
    font-family: var(--font-body);
    background: var(--azul-profundo);
    color: var(--off-white);
    overflow-x: hidden;
    max-width: 100vw;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  /* ===== NAV ===== */
  .nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 20px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(21, 44, 84, 0.6);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(59, 130, 246, 0.08);
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
  }

  .nav-logo {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: 22px;
    letter-spacing: 2px;
    color: var(--branco);
    text-decoration: none;
  }

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

  .nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
    list-style: none;
  }

  .nav-links a {
    font-size: 14px;
    font-weight: 400;
    color: rgba(245, 243, 240, 0.8);
    text-decoration: none;
    transition: color 0.25s ease;
    letter-spacing: 0.3px;
  }

  .nav-links a:hover {
    color: var(--off-white);
  }

  .nav-cta {
    padding: 8px 20px;
    background: transparent;
    border: 1px solid rgba(255, 94, 0, 0.5);
    border-radius: 6px;
    color: var(--laranja) !important;
    font-weight: 500 !important;
    font-size: 13px !important;
    transition: all 0.25s ease !important;
    cursor: pointer;
  }

  .nav-cta:hover {
    background: var(--laranja) !important;
    color: var(--branco) !important;
    border-color: var(--laranja) !important;
  }

  /* ===== HAMBURGER MENU (mobile) ===== */
  .nav-hamburger {
    display: none;
    background: transparent;
    border: none;
    width: 44px;
    height: 44px;
    padding: 0;
    cursor: pointer;
    position: relative;
    z-index: 102;
  }
  .nav-hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--off-white);
    margin: 5px auto;
    transition: transform 0.3s ease, opacity 0.3s ease;
    border-radius: 2px;
  }
  .nav-hamburger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }
  .nav-hamburger.open span:nth-child(2) {
    opacity: 0;
  }
  .nav-hamburger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-mobile-drawer {
    display: none;
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: var(--azul-profundo);
    z-index: 101;
    padding: 100px 32px 48px;
    flex-direction: column;
    gap: 0;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
    text-decoration: none;
  }
  .nav-mobile-drawer.open {
    display: flex;
    opacity: 1;
    pointer-events: auto;
  }
  .nav-mobile-drawer a {
    padding: 24px 0;
    font-family: var(--font-title);
    font-size: 22px;
    font-weight: 700;
    color: var(--off-white);
    text-decoration: none;
    border-bottom: 1px solid rgba(59, 130, 246, 0.1);
    letter-spacing: -0.3px;
    transition: color 0.25s ease, padding-left 0.25s ease;
  }
  .nav-mobile-drawer a:hover {
    color: var(--laranja);
    padding-left: 8px;
  }
  .nav-mobile-drawer a.active {
    color: var(--laranja);
  }
  .nav-mobile-drawer-cta {
    margin-top: 32px;
    padding: 18px 32px !important;
    background: var(--laranja);
    color: var(--off-white) !important;
    border-radius: 10px;
    text-align: center;
    border: none !important;
    font-size: 16px !important;
  }

  @media (max-width: 768px) {
    .nav-hamburger {
      display: block;
      position: fixed;
      top: 14px;
      right: 24px;
      z-index: 103;
    }
    .nav-hamburger.open { right: 24px; top: 14px; }
    .nav-links { display: none !important; }
    .nav-cta { display: none !important; }
  }

  /* ===== HERO ===== */
  .hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 48px 80px;
    overflow: hidden;
  }

  /* Radial gradient background */
  .hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 80% 60% at 65% 50%, rgba(59, 130, 246, 0.08) 0%, transparent 70%),
      radial-gradient(ellipse 50% 80% at 30% 60%, rgba(255, 94, 0, 0.03) 0%, transparent 60%),
      linear-gradient(180deg, var(--azul-profundo) 0%, var(--azul-deep) 100%);
    z-index: 0;
  }

  /* Grain overlay */
  .hero::after {
    content: '';
    position: absolute;
    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='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    z-index: 1;
    pointer-events: none;
    opacity: 0.5;
  }

  /* Dot pattern */
  .hero-dots {
    position: absolute;
    top: 60px;
    right: 40px;
    width: 240px;
    height: 160px;
    background-image: radial-gradient(circle, rgba(255, 94, 0, 0.25) 1.2px, transparent 1.2px);
    background-size: 20px 20px;
    z-index: 2;
    opacity: 0.4;
  }

  /* Subtle grid lines */
  .hero-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    z-index: 1;
  }

  .hero-inner {
    position: relative;
    z-index: 3;
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
  }

  /* ===== HERO TEXT ===== */
  .hero-text {
    display: flex;
    flex-direction: column;
    gap: 28px;
  }

  .hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--azul-synapse);
    opacity: 0;
    transform: translateY(20px);
    animation: fadeUp 0.8s ease forwards 0.2s;
  }

  .hero-eyebrow::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--azul-synapse);
  }

  .hero-brand {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: clamp(48px, 6vw, 72px);
    letter-spacing: 4px;
    line-height: 1;
    color: var(--branco);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.35s;
  }

  .hero-brand span {
    color: var(--laranja);
  }

  .hero-tagline {
    font-family: var(--font-title);
    font-weight: 600;
    font-size: clamp(20px, 2.4vw, 28px);
    line-height: 1.35;
    color: var(--off-white);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.5s;
  }

  .hero-tagline em {
    color: var(--laranja);
    font-style: normal;
  }

  .hero-sub {
    font-size: clamp(15px, 1.2vw, 17px);
    line-height: 1.7;
    color: rgba(245, 243, 240, 0.85);
    max-width: 480px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.65s;
  }

  .hero-ctas {
    display: flex;
    align-items: center;
    gap: 24px;
    margin-top: 4px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeUp 0.8s ease forwards 0.8s;
  }

  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: var(--laranja);
    color: var(--branco);
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 500;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 0 30px rgba(255, 94, 0, 0.25), 0 4px 16px rgba(255, 94, 0, 0.2);
  }

  .btn-primary:hover {
    background: #E65400;
    box-shadow: 0 0 40px rgba(255, 94, 0, 0.35), 0 6px 24px rgba(255, 94, 0, 0.3);
    transform: translateY(-2px);
  }

  .btn-primary svg {
    width: 16px;
    height: 16px;
    transition: transform 0.25s ease;
  }

  .btn-primary:hover svg {
    transform: translateX(3px);
  }

  .btn-secondary {
    font-size: 14px;
    color: rgba(245, 243, 240, 0.85);
    text-decoration: none;
    font-weight: 400;
    transition: color 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .btn-secondary:hover {
    color: var(--off-white);
  }

  .btn-secondary svg {
    width: 14px;
    height: 14px;
    transition: transform 0.25s ease;
  }

  .btn-secondary:hover svg {
    transform: translateY(3px);
  }

  /* ===== HERO VISUAL ===== */
  .hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    animation: fadeUpScale 1s ease forwards 0.5s;
  }

  /* Glow behind the brain */
  .hero-glow {
    will-change: opacity, transform;
    position: absolute;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, rgba(255, 94, 0, 0.05) 40%, transparent 70%);
    filter: blur(40px);
    animation: glowPulse 4s ease-in-out infinite;
  }

  /* Brain placeholder - SVG neural network visualization */
  .brain-container {
    position: relative;
    width: 440px;
    height: 440px;
  }

  /* Orbital rings */
  .orbital {
    will-change: transform;
    position: absolute;
    border: 1px solid rgba(59, 130, 246, 0.12);
    border-radius: 50%;
    animation: orbit-spin 20s linear infinite;
  }

  .orbital-1 {
    width: 380px;
    height: 380px;
    top: 30px;
    left: 30px;
  }

  .orbital-2 {
    width: 320px;
    height: 320px;
    top: 60px;
    left: 60px;
    animation-duration: 25s;
    animation-direction: reverse;
    border-color: rgba(255, 94, 0, 0.08);
  }

  .orbital-3 {
    width: 260px;
    height: 260px;
    top: 90px;
    left: 90px;
    animation-duration: 18s;
    border-color: rgba(59, 130, 246, 0.06);
  }

  /* Floating synapse nodes */
  .synapse-node {
    will-change: transform;
    position: absolute;
    border-radius: 50%;
    animation: float 6s ease-in-out infinite;
  }

  .node-1 {
    width: 8px; height: 8px;
    background: var(--azul-synapse);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.6);
    top: 25%; left: 15%;
    animation-delay: 0s;
  }

  .node-2 {
    width: 6px; height: 6px;
    background: var(--laranja);
    box-shadow: 0 0 10px rgba(255, 94, 0, 0.5);
    top: 18%; right: 20%;
    animation-delay: 1s;
  }

  .node-3 {
    width: 10px; height: 10px;
    background: var(--azul-synapse);
    box-shadow: 0 0 16px rgba(59, 130, 246, 0.5);
    bottom: 30%; left: 10%;
    animation-delay: 2s;
  }

  .node-4 {
    width: 5px; height: 5px;
    background: var(--laranja);
    box-shadow: 0 0 8px rgba(255, 94, 0, 0.4);
    bottom: 20%; right: 15%;
    animation-delay: 0.5s;
  }

  .node-5 {
    width: 7px; height: 7px;
    background: var(--azul-synapse);
    box-shadow: 0 0 12px rgba(59, 130, 246, 0.4);
    top: 50%; right: 8%;
    animation-delay: 3s;
  }

  .node-6 {
    width: 4px; height: 4px;
    background: var(--off-white);
    box-shadow: 0 0 6px rgba(245, 243, 240, 0.3);
    top: 40%; left: 25%;
    animation-delay: 1.5s;
  }

  /* Image placeholder text */
  .brain-video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-40%, -50%);
    width: 160%;
    height: auto;
    z-index: 5;
    pointer-events: none;
    background: transparent;
  }


  .brain-placeholder {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
    z-index: 5;
  }

  .brain-placeholder-border {
    width: 260px;
    height: 260px;
    border: 1.5px dashed rgba(59, 130, 246, 0.2);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
  }

  .brain-placeholder-text {
    font-size: 11px;
    color: rgba(245, 243, 240, 0.25);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    text-align: center;
    line-height: 1.6;
  }

  /* Scroll indicator */
  .scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    z-index: 3;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 1.2s;
  }

  .scroll-indicator span {
    font-size: 10px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: rgba(245, 243, 240, 0.25);
  }

  .scroll-line {
    width: 1px;
    height: 32px;
    background: linear-gradient(to bottom, rgba(59, 130, 246, 0.4), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
  }

  /* ===== TRUST BAR ===== */
  .trust-bar {
    position: absolute;
    bottom: 80px;
    left: 48px;
    right: 48px;
    z-index: 3;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 40px;
    opacity: 0;
    animation: fadeUp 0.8s ease forwards 1s;
  }

  .trust-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    color: rgba(245, 243, 240, 0.75);
  }

  .trust-item svg {
    width: 16px;
    height: 16px;
    opacity: 0.4;
    color: var(--azul-synapse);
  }

  .trust-divider {
    width: 1px;
    height: 16px;
    background: rgba(245, 243, 240, 0.1);
  }

  /* ===== ANIMATIONS ===== */
  @keyframes fadeUp {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }

  @keyframes fadeUpScale {
    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }

  @keyframes glowPulse {
    0%, 100% { opacity: 0.6; transform: scale(1); }
    50% { opacity: 1; transform: scale(1.05); }
  }

  @keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-12px); }
  }

  @keyframes orbit-spin {
    to { transform: rotate(360deg); }
  }

  @keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(1); }
    50% { opacity: 0.8; transform: scaleY(1.2); }
  }

  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
    }
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .hero { padding: 100px 32px 80px; }
    .hero-inner { gap: 40px; }
    .nav { padding: 16px 32px; }
    .brain-container { width: 360px; height: 360px; }
    .orbital-1 { width: 320px; height: 320px; top: 20px; left: 20px; }
    .orbital-2 { width: 270px; height: 270px; top: 45px; left: 45px; }
    .orbital-3 { width: 220px; height: 220px; top: 70px; left: 70px; }
  }

  @media (max-width: 768px) {
    .hero {
      padding: 100px 24px 120px;
      min-height: auto;
    }
    .hero-inner {
      grid-template-columns: 1fr;
      gap: 48px;
      text-align: center;
    }
    .hero-text { align-items: center; }
    .hero-eyebrow { justify-content: center; }
    .hero-sub { max-width: 100%; }
    .hero-ctas { justify-content: center; flex-wrap: wrap; margin-bottom: 80px; }
    .hero-visual { order: -1; }
    .brain-container { width: 280px; height: 280px; }
    .orbital-1 { width: 250px; height: 250px; top: 15px; left: 15px; }
    .orbital-2 { width: 210px; height: 210px; top: 35px; left: 35px; }
    .orbital-3 { width: 170px; height: 170px; top: 55px; left: 55px; }
    .brain-placeholder-border { width: 180px; height: 180px; }
    .nav-links { display: none; }
    .hero-dots { display: none; }
    .trust-bar { flex-wrap: wrap; gap: 16px; bottom: 40px; }
    .trust-divider { display: none; }
  }

/* ===== SECTION 1 ===== */
/* ===== PART 1: IDENTITY + ENGINE ===== */
  .identity {
    padding: 120px 48px 100px;
    background: var(--branco);
    position: relative;
  }



  .identity-inner {
    position: relative;
    max-width: 1120px;
    margin: 0 auto;
  }

  /* ===== TEXT BLOCK ===== */
  .id-text {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 56px;
    align-items: start;
    margin-bottom: 56px;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .id-text.visible { opacity: 1; transform: translateY(0); }

  .id-left {
    display: flex;
    flex-direction: column;
    gap: 20px;
  }

  .id-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--azul-synapse);
  }

  .id-eyebrow::before {
    content: '';
    width: 24px;
    height: 1px;
    background: var(--azul-synapse);
    opacity: 0.5;
  }

  .id-headline {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: clamp(34px, 4.2vw, 50px);
    line-height: 1.08;
    color: var(--azul-profundo);
  }

  .id-headline em {
    color: var(--laranja);
    font-style: normal;
  }

  .id-right {
    display: flex;
    flex-direction: column;
    gap: 20px;
    padding-top: 48px;
  }

  .id-desc {
    font-size: clamp(15px, 1.15vw, 17px);
    line-height: 1.75;
    color: #4A5568;
  }

  .id-desc strong {
    color: var(--azul-profundo);
    font-weight: 600;
  }

  /* Stats row */
  .id-stats {
    display: flex;
    gap: 28px;
    margin-top: 4px;
  }

  .id-stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }

  .id-stat-num {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: 22px;
    color: var(--azul-profundo);
  }

  .id-stat-num span { color: var(--laranja); }

  .id-stat-label {
    font-size: 11px;
    color: #8896A6;
  }

  /* ===== ENGINE DEMO ===== */
  .engine {
    contain: content;
    background: var(--azul-deep);
    border-radius: 20px;
    padding: 36px 32px 32px;
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.15s, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.15s;
  }

  .engine.visible { opacity: 1; transform: translateY(0); }

  .engine::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 50% 60% at 30% 20%, rgba(59, 130, 246, 0.06) 0%, transparent 70%),
      radial-gradient(ellipse 40% 50% at 80% 80%, rgba(255, 94, 0, 0.03) 0%, transparent 60%);
    pointer-events: none;
  }

  .engine-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
    background-size: 48px 48px;
    pointer-events: none;
  }

  .engine-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    position: relative;
    z-index: 2;
  }

  .engine-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--azul-synapse);
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .engine-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: #4ADE80;
    box-shadow: 0 0 8px rgba(74, 222, 128, 0.4);
    animation: pulse-dot 2s ease-in-out infinite;
  }

  .engine-cycle-btn {
    font-size: 13px;
    font-weight: 600;
    color: var(--laranja);
    background: rgba(255, 94, 0, 0.08);
    border: 1px solid rgba(255, 94, 0, 0.25);
    padding: 8px 20px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.25s ease, color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
    font-family: var(--font-body);
  }

  .engine-cycle-btn:hover {
    background: rgba(255, 94, 0, 0.15);
    color: var(--off-white);
    border-color: rgba(255, 94, 0, 0.4);
    box-shadow: 0 0 16px rgba(255, 94, 0, 0.15);
    transform: translateY(-1px);
  }

  /* Query bar */
  .engine-query {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 18px;
    background: rgba(59, 130, 246, 0.05);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 10px;
    margin-bottom: 24px;
    position: relative;
    z-index: 2;
  }

  .engine-query-icon {
    width: 16px;
    height: 16px;
    color: var(--azul-synapse);
    flex-shrink: 0;
  }

  .engine-query-text {
    font-size: 13px;
    color: var(--off-white);
    flex: 1;
    min-height: 18px;
  }

  .engine-query-cursor {
    width: 2px;
    height: 16px;
    background: var(--azul-synapse);
    animation: blink 1s step-end infinite;
    flex-shrink: 0;
    opacity: 0.6;
  }

  .engine-query-vertical {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    padding: 3px 8px;
    border-radius: 4px;
    flex-shrink: 0;
  }

  .vertical-finance { background: rgba(59, 130, 246, 0.1); color: #3B82F6; }
  .vertical-industry { background: rgba(255, 94, 0, 0.1); color: #FF5E00; }
  .vertical-aviation { background: rgba(74, 222, 128, 0.1); color: #4ADE80; }

  /* Pipeline */
  .engine-pipeline {
    display: flex;
    gap: 6px;
    align-items: stretch;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
  }

  .pipe-stage {
    will-change: background, border-color;
    flex: 1;
    padding: 18px 14px;
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: background 0.4s ease, border-color 0.4s ease;
  }

  .pipe-stage-idle {
    background: rgba(245, 243, 240, 0.02);
    border: 1px solid rgba(245, 243, 240, 0.04);
  }

  .pipe-stage-active {
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.15);
  }

  .pipe-stage-done {
    background: rgba(74, 222, 128, 0.04);
    border: 1px solid rgba(74, 222, 128, 0.1);
  }

  .pipe-stage-tribunal {
    background: rgba(255, 94, 0, 0.06);
    border: 1px solid rgba(255, 94, 0, 0.12);
  }

  .pipe-num {
    font-size: 8px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    font-weight: 600;
    color: rgba(245, 243, 240, 0.5);
  }

  .pipe-stage-done .pipe-num,
  .pipe-stage-active .pipe-num { color: var(--azul-synapse); }
  .pipe-stage-tribunal .pipe-num { color: var(--laranja); }

  .pipe-name {
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 13px;
    color: rgba(245, 243, 240, 0.5);
  }

  .pipe-stage-done .pipe-name,
  .pipe-stage-active .pipe-name { color: var(--off-white); }
  .pipe-stage-tribunal .pipe-name { color: var(--off-white); }

  .pipe-detail {
    font-size: 10px;
    color: rgba(245, 243, 240, 0.35);
    line-height: 1.5;
  }

  .pipe-stage-done .pipe-detail { color: var(--off-white); }
  .pipe-stage-active .pipe-detail { color: var(--off-white); }
  .pipe-stage-tribunal .pipe-detail { color: var(--off-white); }

  .pipe-status {
    font-size: 8px;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-top: auto;
    padding-top: 8px;
    color: rgba(245, 243, 240, 0.25);
  }

  .pipe-stage-done .pipe-status { color: #4ADE80; }
  .pipe-stage-active .pipe-status { color: var(--azul-synapse); }
  .pipe-stage-tribunal .pipe-status { color: var(--laranja); }

  .pipe-arrow {
    display: flex;
    align-items: center;
    color: rgba(59, 130, 246, 0.15);
    font-size: 16px;
    flex-shrink: 0;
  }

  /* Output */
  .engine-output {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: rgba(255, 94, 0, 0.04);
    border: 1px solid rgba(255, 94, 0, 0.1);
    border-radius: 12px;
    position: relative;
    z-index: 2;
  }

  .output-bar {
    width: 3px;
    background: var(--laranja);
    border-radius: 2px;
    flex-shrink: 0;
  }

  .output-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .output-label {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--laranja);
  }

  .output-text {
    font-size: 13px;
    color: var(--off-white);
    line-height: 1.65;
  }

  .output-tags {
    display: flex;
    gap: 8px;
    margin-top: 4px;
    flex-wrap: wrap;
  }

  .output-tag {
    font-size: 9px;
    font-weight: 600;
    letter-spacing: 0.5px;
    padding: 3px 10px;
    border-radius: 5px;
  }

  .tag-trust { background: rgba(34, 197, 94, 0.1); color: #22C55E; }
  .tag-evid { background: rgba(59, 130, 246, 0.1); color: #3B82F6; }
  .tag-sources { background: rgba(74, 222, 128, 0.08); color: #4ADE80; }

  .output-score {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
  }

  .score-ring {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    border: 3px solid rgba(34, 197, 94, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
  }

  .score-ring-fill {
    position: absolute;
    inset: -3px;
    border-radius: 50%;
    border: 3px solid transparent;
    border-top-color: #22C55E;
    border-right-color: #22C55E;
    border-bottom-color: #22C55E;
    transform: rotate(-10deg);
  }

  .score-num {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: 20px;
    color: #22C55E;
  }

  .score-label {
    font-size: 8px;
    color: var(--off-white);
    text-transform: uppercase;
    letter-spacing: 1px;
  }

  /* ===== PART 2: TRIBUNAL ===== */







  .claim {
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid rgba(0, 0, 0, 0.06);
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .claim.visible { opacity: 1; transform: translateY(0); }














  /* ===== ANIMATIONS ===== */
  @keyframes blink { 50% { opacity: 0; } }
  @keyframes pulse-dot { 0%, 100% { opacity: 1; } 50% { opacity: 0.4; } }

  

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .identity { padding: 80px 32px 72px; }
    .id-text { gap: 40px; }
    .engine {
    contain: content; padding: 28px 24px 24px; }
  }

  @media (max-width: 768px) {
    .identity { padding: 64px 24px 56px; }
    .id-text {
      grid-template-columns: 1fr;
      gap: 20px;
      margin-bottom: 36px;
    }
    .id-right { padding-top: 0; }
    .id-stats { gap: 20px; flex-wrap: wrap; }
    .engine {
    contain: content; padding: 20px 16px; border-radius: 14px; }
    .engine-pipeline {
      flex-direction: column;
      gap: 8px;
    }
    .pipe-arrow { transform: rotate(90deg); justify-content: center; }
    .engine-output { flex-direction: column; }
    .output-score { flex-direction: row; gap: 12px; }
  }

/* ===== SECTION 2 ===== */
.fundamentos { padding: 0; background: var(--branco); }
  .fund-inner { max-width: 1180px; margin: 0 auto; }

  /* Header — blue bar */
  .fund-header-bar {
    background: var(--azul-profundo);
    padding: 80px 48px 64px;
    position: relative;
    overflow: hidden;
  }

  .fund-header-bar::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 60% 80% at 70% 30%, rgba(59, 130, 246, 0.08) 0%, transparent 70%),
      radial-gradient(ellipse 40% 60% at 20% 80%, rgba(255, 94, 0, 0.04) 0%, transparent 60%);
    pointer-events: none;
  }

  .fund-header-bar::after {
    content: '';
    position: absolute;
    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='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    opacity: 0.5;
    pointer-events: none;
  }

  .fund-header-inner {
    max-width: 1180px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .fund-header-inner.visible { opacity: 1; transform: translateY(0); }

  .fund-eyebrow {
    font-size: 12px; font-weight: 500; letter-spacing: 2.5px;
    text-transform: uppercase; color: var(--azul-synapse);
    margin-bottom: 16px; display: inline-flex; align-items: center; gap: 10px;
  }
  .fund-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--azul-synapse); opacity: 0.5; }

  .fund-headline {
    font-family: var(--font-title); font-weight: 800;
    font-size: clamp(30px, 3.5vw, 42px); color: var(--off-white); line-height: 1.12;
    margin-bottom: 20px;
  }
  .fund-headline em { color: var(--laranja); font-style: normal; }

  .fund-top-desc { font-size: 16px; line-height: 1.75; color: rgba(245, 243, 240, 0.7); max-width: 640px; }

  /* Content area below blue bar */
  .fund-content {
    padding: 0 48px 120px;
    max-width: 1180px;
    margin: 0 auto;
  }

  /* Tabs — liquid glass cards */
  .fund-tabs {
    display: flex; gap: 12px;
    margin-top: -36px;
    position: relative; z-index: 3;
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s;
    margin-bottom: 20px;
  }
  .fund-tabs.visible { opacity: 1; transform: translateY(0); }

  .fund-tab {
    flex: 1; padding: 22px 24px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    border-radius: 14px; cursor: pointer;
    font-family: var(--font-body); font-size: 14px; color: #5A6B7D;
    display: flex; flex-direction: column; gap: 4px; text-align: left;
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 12px rgba(21, 44, 84, 0.06), 0 1px 3px rgba(21, 44, 84, 0.04);
  }

  .fund-tab:hover {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(59, 130, 246, 0.2);
    box-shadow: 0 4px 20px rgba(21, 44, 84, 0.1), 0 2px 6px rgba(21, 44, 84, 0.06);
    transform: translateY(-2px);
  }

  .fund-tab.active {
    background: var(--branco);
    border-color: var(--laranja);
    box-shadow: 0 4px 24px rgba(255, 94, 0, 0.12), 0 2px 8px rgba(21, 44, 84, 0.06);
    color: var(--azul-profundo);
  }

  .tab-label { font-size: 10px; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase; color: #8896A6; }
  .fund-tab.active .tab-label { color: var(--laranja); }
  .tab-title { font-family: var(--font-title); font-weight: 700; font-size: 16px; }

  /* Panel container — FIXED HEIGHT */
  .fund-panel-wrap {
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.15s, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.15s;
  }
  .fund-panel-wrap.visible { opacity: 1; transform: translateY(0); }

  .fund-panel {
    display: none;
    grid-template-columns: 0.38fr 0.62fr;
    gap: 0;
    height: var(--panel-h, auto);
    border-radius: 20px;
    overflow: hidden;
    animation: panelIn 0.35s ease;
    border: 1px solid #E8E6E3;
  }
  .fund-panel.active { display: grid; }

  /* Accordion wrappers — transparent on desktop */
  .fund-panel-header { display: none; }
  .fund-panel-short { display: none; }
  .fund-panel-toggle { display: none; }
  .fund-panel-body, .fund-panel-body-inner { display: contents; }

  @keyframes panelIn {
    from { opacity: 0; } to { opacity: 1; }
  }

  /* Left text */
  .panel-text {
    padding: 44px 36px; background: var(--branco);
    display: flex; flex-direction: column; justify-content: center; gap: 18px;
    border-right: 1px solid #E8E6E3;
    border-radius: 20px 0 0 20px;
  }

  .panel-icon {
    width: 56px; height: 56px; margin-bottom: 8px;
  }

  .lovart-placeholder {
    width: 100%; aspect-ratio: 4/3; max-width: 240px;
    border: 1.5px dashed rgba(59, 130, 246, 0.2);
    border-radius: 12px; margin-bottom: 12px;
    display: flex; flex-direction: column;
    align-items: center; justify-content: center; gap: 6px;
    background: rgba(59, 130, 246, 0.02);
  }

  .lovart-placeholder-label {
    font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase;
    color: #8896A6; font-weight: 500;
  }

  .lovart-placeholder-desc {
    font-size: 11px; color: #A0ADB8; text-align: center; line-height: 1.4;
    max-width: 180px;
  }
  .panel-desc { font-size: 15px; line-height: 1.75; color: #4A5568; }
  .panel-quote {
    font-size: 15px; font-style: italic; color: var(--laranja);
    padding-left: 16px; border-left: 2px solid rgba(255, 94, 0, 0.3); line-height: 1.6;
  }

  /* Right diagram — dark */
  .panel-diagram {
    background: var(--off-white); padding: 32px 28px;
    position: relative; overflow: hidden;
    border-radius: 0 20px 20px 0;
  }

  /* ===== DIAGRAM 01: VALIDAÇÃO ADVERSARIAL (deck replica) ===== */
  .va-diagram { position: relative; }

  .va-columns {
    display: grid;
    grid-template-columns: 0.28fr 0.44fr 0.28fr;
    gap: 12px;
    align-items: start;
  }

  .va-col-header {
    font-family: var(--font-mono);
    font-size: 11px; font-weight: 500; letter-spacing: 2px;
    text-transform: uppercase; text-align: center;
    padding-bottom: 12px; margin-bottom: 12px;
    border-bottom: 1px solid rgba(21, 44, 84, 0.1);
    color: var(--azul-profundo);
  }
  .va-col-header.hl-orange { color: var(--laranja); border-color: rgba(255, 94, 0, 0.2); }

  .va-claim-card {
    padding: 12px 14px; background: var(--branco);
    border: 1px solid rgba(59, 130, 246, 0.15); border-radius: 8px;
    margin-bottom: 8px; display: flex; gap: 10px; align-items: flex-start;
  }

  .va-claim-id {
    font-family: var(--font-mono); font-size: 12px; font-weight: 500;
    width: 28px; height: 28px; border-radius: 6px;
    display: flex; align-items: center; justify-content: center; flex-shrink: 0;
    background: rgba(59, 130, 246, 0.08); color: var(--azul-synapse);
  }

  .va-claim-text { font-size: 13px; color: var(--azul-profundo); line-height: 1.4; }

  /* Tribunal challenge cards */
  .va-challenge {
    padding: 14px 16px; background: var(--branco);
    border-radius: 10px; margin-bottom: 8px;
    border-left: 3px solid;
    display: flex; flex-direction: column; gap: 4px;
  }
  .va-challenge-fail { border-color: var(--laranja); }
  .va-challenge-pass { border-color: #22C55E; }

  .va-ch-top {
    display: flex; align-items: center; gap: 8px;
  }

  .va-ch-icon {
    width: 24px; height: 24px; border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-size: 12px; font-weight: 700; flex-shrink: 0;
  }
  .va-ch-icon-fail { background: rgba(255, 94, 0, 0.1); color: var(--laranja); }
  .va-ch-icon-pass { background: rgba(34, 197, 94, 0.1); color: #22C55E; }

  .va-ch-title { font-size: 14px; font-weight: 700; color: var(--azul-profundo); flex: 1; }

  .va-ch-badge {
    font-family: var(--font-mono); font-size: 10px; font-weight: 600;
    letter-spacing: 0.5px; text-transform: uppercase;
    padding: 2px 10px; border-radius: 4px; flex-shrink: 0;
  }
  .badge-desafio { background: rgba(255, 94, 0, 0.08); color: var(--laranja); }
  .badge-aprovado { background: rgba(34, 197, 94, 0.08); color: #22C55E; }

  .va-ch-desc { font-size: 12px; color: #5A6B7D; line-height: 1.5; padding-left: 32px; }

  /* Result column */
  .va-result-approved {
    padding: 16px; background: var(--branco);
    border: 2px solid rgba(59, 130, 246, 0.2); border-radius: 10px;
    margin-bottom: 10px; display: flex; gap: 12px; align-items: flex-start;
  }

  .va-result-score {
    font-family: var(--font-title); font-weight: 800; font-size: 32px;
    color: #22C55E; line-height: 1;
    padding: 6px 10px; background: rgba(34, 197, 94, 0.06); border-radius: 8px;
    flex-shrink: 0;
  }
  .va-result-score-label {
    font-size: 9px; color: #22C55E; text-transform: uppercase;
    letter-spacing: 1px; font-weight: 600;
  }

  .va-result-info { display: flex; flex-direction: column; gap: 2px; }
  .va-result-title { font-size: 14px; font-weight: 700; color: var(--azul-profundo); }
  .va-result-ref { font-size: 11px; color: #5A6B7D; }
  .va-result-check { color: #22C55E; font-size: 16px; margin-left: auto; flex-shrink: 0; }

  .va-rejected-item {
    padding: 10px 14px; background: var(--branco);
    border-radius: 8px; margin-bottom: 6px;
    display: flex; align-items: center; gap: 8px;
    border-left: 2px solid rgba(226, 75, 74, 0.3);
  }

  .va-rej-title { font-size: 12px; color: var(--azul-profundo); flex: 1; }
  .va-rej-reason { font-size: 10px; color: #E24B4A; }
  .va-rej-x { color: #E24B4A; font-size: 14px; font-weight: 700; flex-shrink: 0; }

  /* Bottom stats row */
  .va-bottom {
    display: flex; gap: 16px; margin-top: 16px;
    padding-top: 16px; border-top: 1px solid rgba(21, 44, 84, 0.08);
    align-items: center;
  }

  .va-stat { text-align: center; flex: 1; }
  .va-stat-num { font-family: var(--font-title); font-weight: 800; font-size: 36px; line-height: 1; }
  .va-stat-num.blue { color: var(--azul-synapse); }
  .va-stat-num.orange { color: var(--laranja); }
  .va-stat-num.green { color: #22C55E; }
  .va-stat-sub { font-size: 11px; color: #5A6B7D; margin-top: 4px; }

  .va-stat-note {
    flex: 1.2; padding: 12px 16px; background: var(--branco);
    border: 1px solid rgba(21, 44, 84, 0.08); border-radius: 8px;
    font-size: 12px; color: #5A6B7D; line-height: 1.5;
  }

  .va-footer {
    text-align: center; margin-top: 20px; font-size: 14px;
    color: var(--azul-profundo); line-height: 1.6;
  }
  .va-footer strong { color: var(--laranja); }

  /* ===== DIAGRAM 02: TRUST SCORE ===== */
  .ts-diagram {
    display: flex; flex-direction: column; align-items: center;
    gap: 28px; padding: 20px 0;
  }

  .ts-score-display {
    position: relative; display: flex; flex-direction: column;
    align-items: center; gap: 6px;
  }
  .ts-glow {
    position: absolute; width: 160px; height: 160px; border-radius: 50%;
    background: radial-gradient(circle, rgba(34, 197, 94, 0.1) 0%, transparent 70%);
    top: -20px; pointer-events: none; animation: ts-pulse 3s ease-in-out infinite;
  }
  .ts-big {
    font-family: var(--font-title); font-weight: 800;
    font-size: 96px; color: #22C55E; line-height: 1; letter-spacing: -3px;
    position: relative;
  }
  .ts-sublabel {
    font-family: var(--font-mono); font-size: 12px; letter-spacing: 3px;
    text-transform: uppercase; color: #8896A6;
  }

  .ts-factors { display: flex; gap: 16px; width: 100%; }
  .ts-factor {
    flex: 1; padding: 14px 12px; background: var(--branco);
    border: 1px solid rgba(21, 44, 84, 0.08); border-radius: 8px;
    display: flex; flex-direction: column; gap: 8px;
  }
  .ts-factor-name { font-size: 12px; color: #5A6B7D; }
  .ts-factor-bar { height: 4px; background: #E8E6E3; border-radius: 2px; overflow: hidden; }
  .ts-factor-fill { height: 100%; border-radius: 2px; background: var(--azul-synapse); }
  .ts-factor-val { font-family: var(--font-mono); font-size: 16px; font-weight: 500; color: var(--azul-profundo); }

  .ts-ranges { width: 100%; display: flex; flex-direction: column; gap: 8px; }
  .ts-range {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 16px; border-radius: 8px;
  }
  .ts-range-green { background: rgba(34, 197, 94, 0.06); border: 1px solid rgba(34, 197, 94, 0.15); }
  .ts-range-amber { background: rgba(239, 159, 39, 0.06); border: 1px solid rgba(239, 159, 39, 0.12); }
  .ts-range-red { background: rgba(226, 75, 74, 0.05); border: 1px solid rgba(226, 75, 74, 0.1); }

  .ts-range-dot { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
  .ts-range-green .ts-range-dot { background: #22C55E; }
  .ts-range-amber .ts-range-dot { background: #EF9F27; }
  .ts-range-red .ts-range-dot { background: #E24B4A; }

  .ts-range-score {
    font-family: var(--font-mono); font-weight: 500; font-size: 15px;
    width: 48px; flex-shrink: 0;
  }
  .ts-range-green .ts-range-score { color: #22C55E; }
  .ts-range-amber .ts-range-score { color: #EF9F27; }
  .ts-range-red .ts-range-score { color: #E24B4A; }

  .ts-range-text { font-size: 13px; color: #5A6B7D; }

  @keyframes ts-pulse { 0%, 100% { opacity: 0.4; } 50% { opacity: 0.8; } }

  /* ===== DIAGRAM 03: EVID (deck replica) ===== */
  .evid-diagram { position: relative; }

  .evid-response-label {
    font-family: var(--font-mono); font-size: 11px; font-weight: 500;
    letter-spacing: 2px; text-transform: uppercase;
    color: var(--laranja); text-align: center; margin-bottom: 10px;
  }

  .evid-response-box {
    padding: 20px; background: var(--branco);
    border: 2px solid rgba(59, 130, 246, 0.15); border-radius: 12px;
    position: relative; margin-bottom: 8px;
  }

  .evid-ts-badge {
    display: inline-flex; align-items: center; gap: 6px;
    font-family: var(--font-mono); font-size: 13px; font-weight: 600;
    padding: 4px 12px; background: rgba(34, 197, 94, 0.06);
    border: 1px solid rgba(34, 197, 94, 0.15); border-radius: 6px;
    color: #22C55E; margin-bottom: 8px;
  }
  .evid-ts-sub { font-size: 11px; font-weight: 400; color: #5A6B7D; margin-left: 4px; }

  .evid-text {
    font-size: 15px; color: var(--azul-profundo); line-height: 1.7;
  }
  .evid-hl {
    color: var(--laranja); font-weight: 600;
  }
  .evid-marker {
    font-family: var(--font-mono); font-size: 10px; font-weight: 600;
    color: var(--laranja); vertical-align: super; margin-left: 2px;
    background: rgba(255, 94, 0, 0.08); padding: 0 4px; border-radius: 3px;
  }

  /* Sources section */
  .evid-sources-label {
    font-family: var(--font-mono); font-size: 11px; font-weight: 500;
    letter-spacing: 2px; text-transform: uppercase;
    color: #5A6B7D; text-align: center; margin: 20px 0 12px;
  }

  .evid-sources-grid {
    display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px;
  }

  .evid-source-card {
    padding: 16px; background: var(--branco);
    border: 1px solid rgba(21, 44, 84, 0.08); border-radius: 10px;
    display: flex; flex-direction: column; gap: 10px;
  }

  .evid-src-top { display: flex; align-items: center; gap: 8px; }
  .evid-src-badge {
    font-family: var(--font-mono); font-size: 11px; font-weight: 600;
    padding: 3px 8px; border-radius: 5px;
    background: rgba(255, 94, 0, 0.08); color: var(--laranja);
  }
  .evid-src-name { font-size: 14px; font-weight: 700; color: var(--azul-profundo); }

  .evid-src-field { display: flex; flex-direction: column; gap: 2px; }
  .evid-src-field-label {
    font-family: var(--font-mono); font-size: 9px; font-weight: 500;
    letter-spacing: 1.5px; text-transform: uppercase; color: #8896A6;
  }
  .evid-src-field-val { font-size: 12px; color: var(--azul-profundo); line-height: 1.4; }

  .evid-src-status {
    display: flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 500;
  }
  .evid-src-status-dot { width: 6px; height: 6px; border-radius: 50%; }
  .status-green { color: #22C55E; }
  .status-green .evid-src-status-dot { background: #22C55E; }
  .status-blue { color: var(--azul-synapse); }
  .status-blue .evid-src-status-dot { background: var(--azul-synapse); }

  /* Compare row */
  .evid-compare {
    display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-top: 20px;
  }
  .evid-comp {
    padding: 16px; border-radius: 10px; font-size: 13px; line-height: 1.6;
  }
  .evid-comp-old {
    background: var(--branco); border: 1px solid rgba(21, 44, 84, 0.08);
    color: #8896A6;
  }
  .evid-comp-new {
    background: var(--branco); border: 1px solid rgba(255, 94, 0, 0.15);
    color: var(--azul-profundo);
  }
  .evid-comp-label {
    font-family: var(--font-mono); font-size: 10px; font-weight: 600;
    letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 6px;
  }
  .evid-comp-old .evid-comp-label { color: #8896A6; }
  .evid-comp-new .evid-comp-label { color: var(--laranja); }

  .evid-footer {
    text-align: center; margin-top: 20px; font-size: 14px; color: #5A6B7D;
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .fund-header-bar { padding: 64px 32px 56px; }
    .fund-content { padding: 0 32px 80px; }
    .panel-diagram { padding: 24px 20px; }
  }

  @media (max-width: 768px) {
    .fund-header-bar { padding: 48px 24px 64px; }
    .fund-content { padding: 0 24px 64px; margin-top: 12px; }
    .fund-tabs { display: none !important; }
    .fund-panel-wrap { display: block !important; opacity: 1 !important; transform: none !important; }

    /* === CARD BASE === */
    .fund-panel {
      display: block !important;
      height: auto !important;
      background: var(--paper);
      border: 1px solid var(--line);
      border-radius: 16px;
      margin-bottom: 14px;
      overflow: hidden;
      animation: none;
      position: relative;
      transition: background 0.55s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.55s ease;
    }

    /* === ESTADO ABERTO: INVERSÃO DARK === */
    .fund-panel.fund-open {
      background: var(--azul-profundo);
      border-color: var(--azul-profundo);
      padding-left: 0;
    }
    .fund-panel.fund-open::after {
      content: '';
      position: absolute;
      inset: 0;
      background-image:
        linear-gradient(rgba(59, 130, 246, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.06) 1px, transparent 1px);
      background-size: 48px 48px;
      pointer-events: none;
      z-index: 0;
    }
    .fund-panel.fund-open::before {
      content: '';
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 3px;
      background: var(--laranja);
      box-shadow: 0 0 24px rgba(255, 94, 0, 0.45);
      z-index: 2;
    }

    /* === HEADER === */
    .fund-panel-header {
      display: grid !important;
      grid-template-columns: auto 1fr auto;
      gap: 22px;
      align-items: center;
      cursor: pointer;
      user-select: none;
      padding: 26px;
      position: relative;
      z-index: 2;
    }

    /* === NÚMERO HERO === */
    .fund-panel-num {
      font-family: var(--font-title);
      font-weight: 800;
      font-size: 32px;
      line-height: 1;
      color: var(--azul-profundo);
      letter-spacing: -1.2px;
      width: 44px;
      text-align: center;
      opacity: 0.35;
      transition: opacity 0.5s ease, color 0.5s ease;
    }
    .fund-panel.fund-open .fund-panel-num {
      color: var(--laranja);
      opacity: 1;
    }

    /* === HEADER TEXT === */
    .fund-panel-header-text { min-width: 0; }
    .fund-panel-title {
      font-family: var(--font-title);
      font-weight: 700;
      font-size: 19px;
      line-height: 1.25;
      letter-spacing: -0.4px;
      color: var(--azul-profundo);
      transition: color 0.5s ease;
      margin: 0;
    }
    .fund-panel.fund-open .fund-panel-title {
      color: var(--off-white);
    }
    .fund-panel-short {
      display: block !important;
      font-size: 13px;
      line-height: 1.5;
      color: var(--ink-soft);
      margin-top: 6px;
      transition: opacity 0.3s ease, max-height 0.3s ease, margin-top 0.3s ease;
      max-height: 60px;
      overflow: hidden;
    }
    .fund-panel.fund-open .fund-panel-short {
      opacity: 0;
      max-height: 0;
      margin-top: 0;
    }

    /* === TOGGLE 44px === */
    .fund-panel-toggle {
      display: flex !important;
      width: 44px; height: 44px;
      border-radius: 50%;
      border: 1.5px solid rgba(11, 44, 84, 0.2);
      background: transparent;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      position: relative;
      transition: border-color 0.5s ease, background 0.5s ease, transform 0.5s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.5s ease;
      flex-shrink: 0;
      padding: 0;
    }
    .fund-panel-toggle span {
      position: absolute;
      background: var(--azul-profundo);
      transition: background 0.5s ease;
      border-radius: 1px;
    }
    .fund-panel-toggle span:nth-child(1) { width: 14px; height: 2px; }
    .fund-panel-toggle span:nth-child(2) { width: 2px; height: 14px; }
    .fund-panel.fund-open .fund-panel-toggle {
      background: var(--laranja);
      border-color: var(--laranja);
      transform: rotate(45deg);
      box-shadow: 0 0 24px rgba(255, 94, 0, 0.5);
    }
    .fund-panel.fund-open .fund-panel-toggle span { background: var(--off-white); }

    /* === BODY EXPANSÍVEL === */
    .fund-panel-body {
      display: grid !important;
      grid-template-rows: 0fr;
      transition: grid-template-rows 0.6s cubic-bezier(0.16, 1, 0.3, 1);
      position: relative;
      z-index: 2;
    }
    .fund-panel.fund-open .fund-panel-body { grid-template-rows: 1fr; }
    .fund-panel-body-inner {
      display: block !important;
      overflow: hidden;
    }
    .fund-panel.fund-open .fund-panel-body-inner { padding: 0 26px 28px; }

    /* === CONTEÚDO INTERNO: stacked + dark inversion === */
    .panel-text {
      border-radius: 0;
      border-right: none;
      border-bottom: none;
      border-top: none;
      background: transparent;
      padding: 0 0 20px;
    }
    .panel-diagram {
      border-radius: 12px;
      padding: 24px 20px;
      margin-top: 16px;
      background: transparent;
    }
    .va-columns { grid-template-columns: 1fr; }
    .evid-sources-grid { grid-template-columns: 1fr; }
    .evid-compare { grid-template-columns: 1fr; }
    .ts-factors { flex-direction: column; }

    /* === INVERSÃO DARK: conteúdo quando aberto === */
    .fund-panel.fund-open .panel-text {
      color: rgba(245, 243, 240, 0.85);
    }
    .fund-panel.fund-open .panel-text * {
      color: inherit;
    }
    .fund-panel.fund-open .panel-text strong,
    .fund-panel.fund-open .panel-text h3,
    .fund-panel.fund-open .panel-text h4 {
      color: var(--off-white);
    }
    .fund-panel.fund-open .panel-desc {
      color: rgba(245, 243, 240, 0.85);
    }
    .fund-panel.fund-open .panel-quote {
      color: var(--laranja);
    }
    /* Diagram: manter cores originais desktop, só borda azul */
    .fund-panel.fund-open .panel-diagram {
      background: var(--off-white);
      border: 1px solid rgba(59, 130, 246, 0.25);
      border-radius: 12px;
    }
  }

/* ===== SECTION 3 — APLICAÇÕES ===== */
  .aplicacoes {
    padding: 120px 48px;
    background: var(--branco);
    position: relative;
  }

  .app-inner {
    max-width: 1120px;
    margin: 0 auto;
  }

  .app-header {
    margin-bottom: 48px;
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .app-header.visible { opacity: 1; transform: translateY(0); }

  .app-eyebrow {
    font-size: 12px; font-weight: 500; letter-spacing: 2.5px;
    text-transform: uppercase; color: var(--azul-synapse);
    margin-bottom: 16px; display: inline-flex; align-items: center; gap: 10px;
  }
  .app-eyebrow::before { content: ''; width: 24px; height: 1px; background: var(--azul-synapse); opacity: 0.5; }

  .app-headline {
    font-family: var(--font-title); font-weight: 800;
    font-size: clamp(30px, 3.5vw, 42px); color: var(--azul-profundo); line-height: 1.12;
    margin-bottom: 16px;
  }
  .app-headline em { color: var(--laranja); font-style: normal; }

  .app-sub { font-size: 16px; line-height: 1.75; color: #4A5568; max-width: 600px; }

  /* Sidebar layout */
  .app-layout {
    display: grid;
    grid-template-columns: 240px 1fr;
    gap: 0;
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid #E8E6E3;
    opacity: 0; transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s;
    min-height: 520px;
  }
  .app-layout.visible { opacity: 1; transform: translateY(0); }

  .app-sidebar {
    background: var(--azul-profundo);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .app-sb-label {
    font-family: var(--font-title); font-size: 12px; font-weight: 700;
    letter-spacing: 2px; text-transform: uppercase;
    color: var(--off-white);
    padding: 8px 14px 12px;
  }

  .app-sb-item {
    padding: 14px 16px;
    border-radius: 10px;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    font-weight: 500;
    color: rgba(245, 243, 240, 0.6);
    background: none;
    border: 1px solid transparent;
    font-family: var(--font-body);
    text-align: left;
    transition: background 0.25s ease, color 0.25s ease, border-color 0.25s ease;
  }

  .app-sb-item:hover {
    background: rgba(245, 243, 240, 0.05);
    color: var(--off-white);
  }

  .app-sb-item.active {
    background: rgba(255, 94, 0, 0.08);
    color: var(--off-white);
    border-color: rgba(255, 94, 0, 0.2);
  }

  .app-sb-icon { width: 18px; height: 18px; color: var(--laranja); flex-shrink: 0; }

  .app-sb-badge {
    font-family: var(--font-mono); font-size: 9px; font-weight: 600;
    letter-spacing: 0.5px; padding: 2px 8px; border-radius: 4px;
    margin-left: auto;
    background: rgba(74, 222, 128, 0.1); color: #4ADE80;
  }

  /* Content area */
  .app-content {
    padding: 32px;
    background: var(--branco);
    position: relative;
    min-height: 480px;
  }

  .app-v-panel {
    opacity: 0; transform: translateY(8px);
    transition: opacity 0.35s ease, transform 0.35s ease;
    position: absolute; top: 32px; left: 32px; right: 32px;
    pointer-events: none; visibility: hidden;
  }
  .app-v-panel.active {
    opacity: 1; transform: translateY(0);
    position: relative; top: auto; left: auto; right: auto;
    pointer-events: auto; visibility: visible;
  }

  /* Panel header with stat */
  .app-v-top {
    display: flex; justify-content: space-between; align-items: start;
    margin-bottom: 24px; padding-bottom: 20px;
    border-bottom: 1px solid #E8E6E3;
  }

  .app-v-title {
    font-family: var(--font-title); font-weight: 800;
    font-size: 22px; color: var(--azul-profundo); margin-bottom: 6px;
  }

  .app-v-desc { font-size: 14px; color: #4A5568; line-height: 1.65; max-width: 420px; }

  .app-v-stat { text-align: right; flex-shrink: 0; padding-left: 24px; }
  .app-v-stat-num {
    font-family: var(--font-title); font-weight: 800;
    font-size: 28px; color: var(--laranja); line-height: 1;
  }
  .app-v-stat-label {
    font-family: var(--font-mono); font-size: 9px; font-weight: 500;
    color: #8896A6; text-transform: uppercase; letter-spacing: 1px; margin-top: 4px;
  }

  /* Use case cards */
  .app-v-grid {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
  }

  .app-v-card {
    padding: 22px 20px;
    background: var(--off-white);
    border-radius: 12px;
    border: 1px solid transparent;
    display: flex; gap: 14px; align-items: flex-start;
    transition: background 0.25s ease, border-color 0.25s ease, transform 0.25s ease, box-shadow 0.25s ease;
  }

  .app-v-card:hover {
    background: var(--branco);
    border-color: rgba(59, 130, 246, 0.12);
    box-shadow: 0 4px 20px rgba(21, 44, 84, 0.06);
    transform: translateY(-2px);
  }

  .app-v-card-icon {
    width: 36px; height: 36px; border-radius: 8px;
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; background: var(--azul-profundo);
  }
  .app-v-card-icon svg { width: 18px; height: 18px; color: var(--laranja); }

  .app-v-card-title {
    font-family: var(--font-title); font-weight: 700;
    font-size: 14px; color: var(--azul-profundo); margin-bottom: 4px;
  }
  .app-v-card-desc { font-size: 12px; line-height: 1.55; color: #5A6B7D; }
  .app-v-card-tag {
    font-family: var(--font-mono); font-size: 10px; font-weight: 500;
    color: var(--azul-synapse); letter-spacing: 0.3px; margin-top: 6px;
    display: inline-block;
  }

  /* Footer */
  .app-footer {
    margin-top: 48px; text-align: center;
    padding-top: 40px; border-top: 1px solid #E8E6E3;
    opacity: 0; transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }
  .app-footer.visible { opacity: 1; transform: translateY(0); }

  .app-footer-text {
    font-family: var(--font-title); font-weight: 700;
    font-size: clamp(18px, 2vw, 24px); color: var(--azul-profundo);
  }
  .app-footer-text em { color: var(--laranja); font-style: normal; }
  .app-footer-sub { font-size: 14px; color: #5A6B7D; margin-top: 8px; }

  @media (max-width: 1024px) {
    .aplicacoes { padding: 80px 32px; }
    .app-content { padding: 24px; }
    .app-v-panel { top: 24px; left: 24px; right: 24px; }
  }

  @media (max-width: 768px) {
    .aplicacoes { padding: 64px 24px; }
    .app-layout { grid-template-columns: 1fr; min-height: auto; }
    .app-sidebar { flex-direction: row; overflow-x: auto; padding: 12px; gap: 6px; }
    .app-sb-label { display: none; }
    .app-sb-item { white-space: nowrap; padding: 10px 14px; font-size: 13px; }
    .app-content { padding: 20px; }
    .app-v-panel { top: 20px; left: 20px; right: 20px; }
    .app-v-grid { grid-template-columns: 1fr; }
    .app-v-top { flex-direction: column; gap: 12px; }
    .app-v-stat { text-align: left; padding-left: 0; }
  }


/* ===== SECTION 4 ===== */
/* ===== SECTION ===== */
  .comparativo {
    padding: 120px 48px;
    background: var(--azul-deep);
    position: relative;
    overflow: hidden;
  }

  .comparativo::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 50% 60% at 25% 30%, rgba(59, 130, 246, 0.04) 0%, transparent 70%),
      radial-gradient(ellipse 40% 50% at 75% 70%, rgba(255, 94, 0, 0.03) 0%, transparent 60%);
    pointer-events: none;
  }

  .comparativo::after {
    content: '';
    position: absolute;
    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='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    opacity: 0.5;
    pointer-events: none;
  }

  .comp-inner {
    max-width: 1080px;
    margin: 0 auto;
    position: relative;
    z-index: 2;
  }

  /* Header */
  .comp-header {
    text-align: center;
    margin-bottom: 64px;
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .comp-header.visible { opacity: 1; transform: translateY(0); }

  .comp-eyebrow {
    font-size: 12px; font-weight: 500; letter-spacing: 2.5px;
    text-transform: uppercase; color: var(--azul-synapse);
    margin-bottom: 16px;
  }

  .comp-headline {
    font-family: var(--font-title); font-weight: 800;
    font-size: clamp(28px, 3.5vw, 40px); color: var(--off-white); line-height: 1.15;
    margin-bottom: 16px;
  }

  .comp-headline em { color: var(--laranja); font-style: normal; }

  .comp-sub {
    font-size: 16px; color: var(--off-white); max-width: 520px; margin: 0 auto;
  }

  /* ===== COMPARISON TABLE ===== */
  .comp-table {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.1s;
  }

  .comp-table.visible { opacity: 1; transform: translateY(0); }

  /* Column headers */
  .comp-columns {
    display: grid;
    grid-template-columns: 0.28fr 0.36fr 0.36fr;
    gap: 0;
    margin-bottom: 16px;
    padding-bottom: 16px;
    border-bottom: 1px solid rgba(245, 243, 240, 0.08);
  }

  .comp-col-label {
    padding: 12px 20px;
  }

  .comp-col-dim { color: var(--off-white); }

  .comp-col-old {
    font-family: var(--font-title); font-size: 18px; font-weight: 700;
    color: var(--off-white);
    text-align: center;
    display: flex; align-items: center; justify-content: center;
    opacity: 0.5;
  }

  .comp-col-new {
    font-family: var(--font-title); font-size: 18px; font-weight: 700;
    color: var(--laranja);
    text-align: center;
    position: relative;
    display: flex; align-items: center; justify-content: center;
    gap: 8px;
  }

  .comp-col-new::before {
    content: '';
    width: 8px; height: 8px;
    background: var(--laranja);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(255, 94, 0, 0.4);
  }

  /* Rows */
  .comp-rows {
    display: flex;
    flex-direction: column;
    gap: 6px;
  }

  .comp-row {
    display: grid;
    grid-template-columns: 0.28fr 0.36fr 0.36fr;
    gap: 0;
    border-radius: 12px;
    overflow: hidden;
    opacity: 0;
    transform: translateY(16px);
    transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .comp-row.visible { opacity: 1; transform: translateY(0); }

  /* Dimension label */
  .comp-dim {
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 2px;
    background: rgba(245, 243, 240, 0.03);
    border-right: 1px solid rgba(245, 243, 240, 0.04);
  }

  .comp-dim-title {
    font-family: var(--font-title); font-weight: 700;
    font-size: 14px; color: var(--azul-synapse);
  }

  /* Old side — faded */
  .comp-old {
    padding: 20px 24px;
    background: rgba(245, 243, 240, 0.02);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    position: relative;
  }

  .comp-old-title {
    font-size: 14px; font-weight: 500;
    color: var(--off-white);
  }

  .comp-old-desc {
    font-size: 12px;
    color: var(--off-white);
    line-height: 1.5;
  }

  /* Divider — orange glow line */
  .comp-old::after {
    content: '';
    position: absolute;
    right: 0;
    top: 12px;
    bottom: 12px;
    width: 2px;
    background: var(--laranja);
    opacity: 0.2;
    box-shadow: 0 0 8px rgba(255, 94, 0, 0.3), 0 0 20px rgba(255, 94, 0, 0.1);
    border-radius: 1px;
  }

  /* New side — bright */
  .comp-new {
    padding: 20px 24px;
    background: rgba(255, 94, 0, 0.04);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 4px;
    border-left: 2px solid rgba(255, 94, 0, 0.15);
  }

  .comp-new-title {
    font-size: 14px; font-weight: 600;
    color: var(--off-white);
  }

  .comp-new-desc {
    font-size: 12px;
    color: var(--off-white);
    line-height: 1.5;
  }

  /* Row hover */
  .comp-row:hover .comp-new {
    background: rgba(255, 94, 0, 0.07);
  }

  .comp-row:hover .comp-old::after {
    opacity: 0.4;
    box-shadow: 0 0 12px rgba(255, 94, 0, 0.4), 0 0 30px rgba(255, 94, 0, 0.15);
  }

  /* ===== FOOTER ===== */
  .comp-footer {
    text-align: center;
    margin-top: 56px;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .comp-footer.visible { opacity: 1; transform: translateY(0); }

  .comp-footer-text {
    font-size: 18px; color: var(--off-white); line-height: 1.6;
  }

  .comp-footer-text strong {
    color: var(--off-white); font-weight: 600;
  }

  .comp-footer-text em {
    color: var(--laranja); font-style: normal; font-weight: 700;
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .comparativo { padding: 80px 32px; }
  }

  @media (max-width: 768px) {
    .comparativo { padding: 64px 24px; }
    .comp-columns { display: none; }
    .comp-row {
      grid-template-columns: 1fr;
      gap: 0;
    }
    .comp-dim {
      padding: 16px 20px 8px;
      border-right: none;
      border-bottom: 1px solid rgba(245, 243, 240, 0.04);
    }
    .comp-old {
      padding: 12px 20px;
    }
    .comp-old::after { display: none; }
    .comp-old::before {
      content: 'IAs tradicionais';
      font-family: var(--font-mono); font-size: 9px; font-weight: 500;
      letter-spacing: 1.5px; text-transform: uppercase;
      color: var(--off-white); margin-bottom: 4px;
      display: block;
    }
    .comp-new {
      padding: 12px 20px 16px;
      border-left: none;
      border-top: 2px solid rgba(255, 94, 0, 0.15);
    }
    .comp-new::before {
      content: 'Synapse';
      font-family: var(--font-mono); font-size: 9px; font-weight: 500;
      letter-spacing: 1.5px; text-transform: uppercase;
      color: var(--laranja); margin-bottom: 4px;
      display: block;
    }
  }

/* ===== SECTION 5 ===== */
/* ===== SECTION ===== */
  .cta-section {
    position: relative;
    padding: 140px 48px 120px;
    background: var(--azul-profundo);
    overflow: hidden;
    text-align: center;
  }

  /* Background layers */
  .cta-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 60% 70% at 50% 40%, rgba(255, 94, 0, 0.06) 0%, transparent 60%),
      radial-gradient(ellipse 80% 60% at 30% 80%, rgba(59, 130, 246, 0.04) 0%, transparent 60%),
      radial-gradient(ellipse 50% 50% at 80% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 60%);
    pointer-events: none;
  }

  .cta-section::after {
    content: '';
    position: absolute;
    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='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    opacity: 0.5;
    pointer-events: none;
  }

  /* Grid pattern */
  .cta-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(59, 130, 246, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(59, 130, 246, 0.03) 1px, transparent 1px);
    background-size: 80px 80px;
    pointer-events: none;
  }

  /* Dot pattern top-right */
  .cta-dots {
    position: absolute;
    top: 40px;
    right: 48px;
    width: 160px;
    height: 100px;
    background-image: radial-gradient(circle, rgba(255, 94, 0, 0.2) 1.2px, transparent 1.2px);
    background-size: 20px 20px;
    opacity: 0.4;
    pointer-events: none;
  }

  .cta-inner {
    position: relative;
    z-index: 2;
    max-width: 720px;
    margin: 0 auto;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .cta-inner.visible { opacity: 1; transform: translateY(0); }

  /* Logo mark */
  .cta-logo {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: 18px;
    letter-spacing: 3px;
    color: var(--off-white);
    opacity: 0.5;
    margin-bottom: 40px;
  }

  .cta-logo span { color: var(--laranja); opacity: 1; }

  /* Headline */
  .cta-headline {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: clamp(30px, 4vw, 48px);
    color: var(--off-white);
    line-height: 1.15;
    margin-bottom: 20px;
  }

  .cta-headline em {
    color: var(--laranja);
    font-style: normal;
  }

  /* Subtext */
  .cta-sub {
    font-size: 17px;
    line-height: 1.7;
    color: var(--off-white);
    margin-bottom: 48px;
    max-width: 520px;
    margin-left: auto;
    margin-right: auto;
  }

  /* Buttons */
  .cta-buttons {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    margin-bottom: 56px;
  }

  .btn-cta {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 40px;
    background: var(--laranja);
    color: var(--branco);
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 600;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.3s ease, border-color 0.3s ease, color 0.3s ease, transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow:
      0 0 40px rgba(255, 94, 0, 0.3),
      0 6px 24px rgba(255, 94, 0, 0.25);
  }

  .btn-cta:hover {
    background: #E65400;
    transform: translateY(-3px);
    box-shadow:
      0 0 60px rgba(255, 94, 0, 0.4),
      0 10px 40px rgba(255, 94, 0, 0.3);
  }

  .btn-cta svg {
    width: 18px; height: 18px;
    transition: transform 0.25s ease;
  }

  .btn-cta:hover svg {
    transform: translateX(4px);
  }

  .btn-secondary {
    font-size: 15px;
    color: var(--off-white);
    text-decoration: none;
    transition: color 0.25s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
  }

  .btn-secondary:hover { color: var(--off-white); }

  .btn-secondary svg {
    width: 15px; height: 15px;
    transition: transform 0.25s ease;
  }

  .btn-secondary:hover svg {
    transform: translateX(3px);
  }

  /* Divider */
  .cta-divider {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--laranja), transparent);
    margin: 0 auto 40px;
    opacity: 0.4;
  }

  /* Trust signals */
  .cta-trust {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
  }

  .cta-trust-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: rgba(245, 243, 240, 0.85);
  }

  .cta-trust-icon {
    width: 16px; height: 16px;
    color: var(--azul-synapse);
    opacity: 0.6;
  }

  .cta-trust-divider {
    width: 1px;
    height: 16px;
    background: rgba(245, 243, 240, 0.1);
  }

  /* Footer bar */
  .cta-footer {
    position: relative;
    z-index: 2;
    padding: 24px 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-top: 1px solid rgba(59, 130, 246, 0.08);
    background: var(--azul-profundo);
  }

  .cta-footer-logo {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: 16px;
    letter-spacing: 2px;
    color: var(--off-white);
    text-decoration: none;
    opacity: 0.6;
  }

  .cta-footer-logo span { color: var(--laranja); }

  .cta-footer-links {
    display: flex;
    gap: 24px;
    list-style: none;
  }

  .cta-footer-links a {
    font-size: 13px;
    color: rgba(245, 243, 240, 0.8);
    text-decoration: none;
    transition: color 0.25s ease;
  }

  .cta-footer-links a:hover { color: var(--off-white); }

  .cta-footer-copy {
    font-size: 12px;
    color: rgba(245, 243, 240, 0.9);
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .cta-section { padding: 100px 32px 80px; }
    .cta-footer { padding: 20px 32px; }
  }

  @media (max-width: 768px) {
    .cta-section { padding: 80px 24px 64px; }
    .cta-buttons { flex-direction: column; gap: 16px; }
    .cta-dots { display: none; }
    .cta-trust { gap: 16px; }
    .cta-trust-divider { display: none; }
    .cta-footer {
      flex-direction: column; gap: 16px;
      text-align: center; padding: 20px 24px;
    }
    .cta-footer-links {
      flex-wrap: wrap;
      justify-content: center;
      gap: 12px 20px;
      padding: 0 16px;
    }
    .cta-footer-links a { font-size: 13px; }
  }

  /* ===== HOME SECTION · COMO TRABALHAMOS ===== */
  .home-how {
    background: var(--paper-deep);
    padding: 140px 48px;
    position: relative;
    overflow: hidden;
  }

  .home-how::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(30, 58, 138, 0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(30, 58, 138, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    pointer-events: none;
  }

  .home-how-inner {
    position: relative;
    max-width: 1280px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 96px;
    align-items: start;
  }

  /* LEFT: copy block */
  .home-how-copy {
    padding-top: 12px;
  }

  .home-how-eyebrow {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--laranja);
    font-weight: 700;
    margin-bottom: 32px;
    display: inline-flex;
    align-items: center;
    gap: 14px;
  }

  .home-how-eyebrow::before {
    content: '';
    width: 32px;
    height: 1px;
    background: var(--laranja);
  }

  .home-how-title {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: clamp(40px, 5.2vw, 72px);
    line-height: 0.98;
    letter-spacing: -2.5px;
    color: var(--ink);
    margin-bottom: 36px;
    max-width: 720px;
  }

  .home-how-title em {
    font-style: normal;
    color: var(--laranja);
  }

  .home-how-sub {
    font-size: 18px;
    line-height: 1.65;
    color: var(--ink-soft);
    max-width: 580px;
    margin-bottom: 48px;
  }

  .home-how-sub strong {
    color: var(--ink);
    font-weight: 600;
  }

  .home-how-cta {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    font-family: var(--font-title);
    font-size: 16px;
    font-weight: 700;
    color: var(--laranja);
    padding: 14px 0;
    border-bottom: 1.5px solid var(--laranja);
    transition: gap 0.3s ease, color 0.25s ease;
  }

  .home-how-cta:hover {
    gap: 20px;
    color: #FF7220;
  }

  .home-how-cta svg {
    width: 18px;
    height: 18px;
    transition: transform 0.3s ease;
  }

  .home-how-cta:hover svg {
    transform: translateX(4px);
  }

  /* RIGHT: mini phase rail */
  .home-how-rail {
    position: relative;
    padding-left: 64px;
  }

  .home-how-rail::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 20px;
    bottom: 20px;
    width: 1px;
    background: linear-gradient(180deg,
      rgba(255, 94, 0, 0.35) 0%,
      rgba(11, 20, 38, 0.15) 25%,
      rgba(11, 20, 38, 0.15) 75%,
      rgba(255, 94, 0, 0.35) 100%);
  }

  .mini-phase {
    position: relative;
    padding-bottom: 40px;
  }

  .mini-phase:last-child {
    padding-bottom: 0;
  }

  .mini-phase-dot {
    position: absolute;
    left: -64px;
    top: 4px;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--paper-deep);
    border: 1.5px solid rgba(11, 20, 38, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    color: var(--ink);
    letter-spacing: 0.5px;
    z-index: 2;
    transition: border-color 0.3s ease, background 0.3s ease;
  }

  .mini-phase:hover .mini-phase-dot {
    border-color: var(--laranja);
    background: rgba(255, 94, 0, 0.06);
  }

  .mini-phase-title {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: 18px;
    line-height: 1.25;
    letter-spacing: -0.4px;
    color: var(--ink);
    margin-bottom: 6px;
  }

  .mini-phase-title em {
    font-style: normal;
    color: var(--laranja);
  }

  .mini-phase-desc {
    font-size: 14px;
    line-height: 1.55;
    color: var(--ink-soft);
    max-width: 360px;
  }

  /* Highlight fase 02 as the parallel one */
  .mini-phase-parallel-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 4px 10px;
    background: rgba(59, 130, 246, 0.08);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 4px;
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 1.2px;
    text-transform: uppercase;
    color: var(--azul-synapse);
    font-weight: 700;
  }

  .mini-phase-parallel-badge::before {
    content: '';
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--azul-synapse);
    animation: pulse-blue 2.5s ease-in-out infinite;
  }

  @keyframes pulse-blue {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .home-how { padding: 100px 32px; }
    .home-how-inner {
      grid-template-columns: 1fr;
      gap: 64px;
    }
    .home-how-title { font-size: 48px; letter-spacing: -1.5px; }
    .home-how-rail { padding-left: 56px; }
    .mini-phase-dot { left: -56px; }
  }

  @media (max-width: 768px) {
    .home-how { padding: 80px 24px; }
    .home-how-inner { gap: 48px; }
    .home-how-title { font-size: 36px; letter-spacing: -1.2px; }
    .home-how-sub { font-size: 16px; }
    .home-how-rail { padding-left: 48px; }
    .mini-phase-dot { left: -48px; width: 32px; height: 32px; font-size: 10px; }
    .home-how-rail::before { left: 16px; }
    .mini-phase { padding-bottom: 32px; }
    .mini-phase-title { font-size: 16px; }
  }
  /* ===== HOME SECTION · FAQ ===== */
  .home-faq {
    background: var(--paper-deep);
    padding: 140px 48px;
    position: relative;
    overflow: hidden;
  }

  .home-faq::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(30, 58, 138, 0.035) 1px, transparent 1px),
      linear-gradient(90deg, rgba(30, 58, 138, 0.035) 1px, transparent 1px);
    background-size: 64px 64px;
    pointer-events: none;
  }

  .home-faq-inner {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.7fr 1.3fr;
    gap: 96px;
    align-items: start;
  }

  /* LEFT: header */
  .home-faq-header {
    position: sticky;
    top: 120px;
    padding-top: 8px;
  }

  .home-faq-eyebrow {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--laranja);
    font-weight: 700;
    margin-bottom: 32px;
    display: inline-flex;
    align-items: center;
    gap: 14px;
  }

  .home-faq-eyebrow::before {
    content: '';
    width: 32px;
    height: 1px;
    background: var(--laranja);
  }

  .home-faq-title {
    font-family: var(--font-title);
    font-weight: 800;
    font-size: clamp(40px, 5vw, 68px);
    line-height: 0.98;
    letter-spacing: -2.5px;
    color: var(--ink);
    margin-bottom: 32px;
  }

  .home-faq-title em {
    font-style: normal;
    color: var(--laranja);
  }

  .home-faq-sub {
    font-size: 17px;
    line-height: 1.65;
    color: var(--ink-soft);
    max-width: 360px;
    margin-bottom: 40px;
  }

  .home-faq-contact {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 14px 0;
    font-family: var(--font-mono);
    font-size: 12px;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--ink);
    font-weight: 700;
    border-bottom: 1.5px solid var(--ink);
    transition: gap 0.3s ease, color 0.25s ease, border-color 0.25s ease;
  }

  .home-faq-contact:hover {
    gap: 18px;
    color: var(--laranja);
    border-bottom-color: var(--laranja);
  }

  .home-faq-contact svg {
    width: 14px;
    height: 14px;
    transition: transform 0.3s ease;
  }

  .home-faq-contact:hover svg { transform: translateX(3px); }

  /* RIGHT: accordion */
  .home-faq-list {
    border-top: 1px solid var(--line);
  }

  .faq-item {
    border-bottom: 1px solid var(--line);
    transition: background 0.3s ease;
  }

  .faq-item.open {
    background: rgba(255, 94, 0, 0.025);
  }

  .faq-question {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 28px;
    align-items: center;
    padding: 32px 4px 32px 0;
    cursor: pointer;
    position: relative;
    transition: padding-left 0.3s ease;
    user-select: none;
  }

  .faq-item.open .faq-question {
    padding-left: 28px;
  }

  .faq-item.open::before {
    content: '';
    position: absolute;
    left: 0;
    top: 20px;
    bottom: 20px;
    width: 3px;
    background: var(--laranja);
    border-radius: 0 2px 2px 0;
  }

  .faq-item {
    position: relative;
  }

  .faq-num {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 1.5px;
    color: var(--ink-faded);
    font-weight: 600;
    padding-top: 4px;
    transition: color 0.3s ease;
  }

  .faq-item.open .faq-num,
  .faq-item:hover .faq-num {
    color: var(--laranja);
  }

  .faq-text {
    font-family: var(--font-title);
    font-weight: 700;
    font-size: 21px;
    line-height: 1.35;
    letter-spacing: -0.5px;
    color: var(--ink);
    transition: color 0.3s ease;
  }

  .faq-item:hover .faq-text {
    color: var(--laranja);
  }

  .faq-item.open .faq-text {
    color: var(--ink);
  }

  .faq-toggle {
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: transparent;
    border: 1.5px solid var(--line);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: border-color 0.3s ease, background 0.3s ease, transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
  }

  .faq-item.open .faq-toggle {
    border-color: var(--laranja);
    background: var(--laranja);
    transform: rotate(45deg);
  }

  .faq-item:hover .faq-toggle {
    border-color: var(--laranja);
  }

  .faq-toggle::before,
  .faq-toggle::after {
    content: '';
    position: absolute;
    background: var(--ink);
    transition: background 0.3s ease;
  }

  .faq-toggle::before {
    width: 16px;
    height: 2px;
  }

  .faq-toggle::after {
    width: 2px;
    height: 16px;
  }

  .faq-item.open .faq-toggle::before,
  .faq-item.open .faq-toggle::after {
    background: var(--off-white);
  }

  .faq-answer {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  }

  .faq-item.open .faq-answer {
    grid-template-rows: 1fr;
  }

  .faq-answer-inner {
    overflow: hidden;
  }

  .faq-item.open .faq-answer-inner {
    padding: 0 72px 40px 42px;
  }

  .faq-answer-content {
    font-size: 16px;
    line-height: 1.7;
    color: var(--ink-soft);
    max-width: 720px;
    opacity: 0;
    transform: translateY(-8px);
    transition: opacity 0.4s ease 0.15s, transform 0.4s ease 0.15s;
  }

  .faq-item.open .faq-answer-content {
    opacity: 1;
    transform: translateY(0);
  }

  .faq-answer-content strong {
    color: var(--ink);
    font-weight: 600;
  }

  /* ===== RESPONSIVE ===== */
  @media (max-width: 1024px) {
    .home-faq { padding: 100px 32px; }
    .home-faq-inner {
      grid-template-columns: 1fr;
      gap: 64px;
    }
    .home-faq-header {
      position: static;
    }
    .home-faq-title { font-size: 48px; letter-spacing: -1.5px; }
    .home-faq-sub { max-width: none; }
  }

  @media (max-width: 768px) {
    .home-faq { padding: 80px 24px; }
    .home-faq-inner { gap: 48px; }
    .home-faq-title { font-size: 36px; letter-spacing: -1.2px; }
    .home-faq-sub { font-size: 16px; }
    .faq-question {
      grid-template-columns: auto 1fr auto;
      gap: 16px;
      padding: 24px 4px 24px 0;
    }
    .faq-item.open .faq-question { padding-left: 20px; }
    .faq-text { font-size: 17px; }
    .faq-toggle { width: 36px; height: 36px; }
    .faq-toggle::before { width: 13px; }
    .faq-toggle::after { height: 13px; }
    .faq-item.open .faq-answer-inner {
      padding: 0 20px 32px 40px;
    }
    .faq-answer-content { font-size: 15px; }
  }