:root {
    --navy: #0D1B3E;
    --navy-mid: #142454;
    --cyan: #00C2E8;
    --cyan-light: #33D4F5;
    --cyan-dim: rgba(0,194,232,0.12);
    --teal: #00B4B4;
    --white: #FFFFFF;
    --off-white: #F0F6FF;
    --gray: #8899BB;
    --gray-light: #C8D6EE;
    --border: rgba(0,194,232,0.18);
    --card-bg: rgba(20,36,84,0.6);
  }

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

  html { scroll-behavior: smooth; }

  body {
    font-family: 'Inter', sans-serif;
    background: var(--navy);
    color: var(--white);
    overflow-x: hidden;
    line-height: 1.6;
  }

  /* ── NAV ── */
  nav {
    position: fixed; top: 0; left: 0; right: 0; z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 0 5%;
    height: 90px;
    background: rgba(13,27,62,0.92);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }

  .nav-logo img { height: 76px; display: block; }

  .nav-links {
    display: flex; gap: 32px; list-style: none;
  }
  .nav-links a {
    color: var(--gray-light); text-decoration: none; font-size: 0.88rem;
    font-weight: 500; letter-spacing: 0.02em;
    transition: color 0.2s;
  }
  .nav-links a:hover { color: var(--cyan); }

  .nav-cta {
    background: var(--cyan); color: var(--navy);
    padding: 9px 22px; border-radius: 6px;
    font-weight: 700; font-size: 0.85rem; text-decoration: none;
    transition: background 0.2s, transform 0.15s;
    white-space: nowrap;
  }
  .nav-cta:hover { background: var(--cyan-light); transform: translateY(-1px); }

  .nav-mobile-btn {
    display: none; background: none; border: none; cursor: pointer;
    flex-direction: column; gap: 5px; padding: 4px;
  }
  .nav-mobile-btn span {
    display: block; width: 24px; height: 2px;
    background: var(--white); border-radius: 2px; transition: 0.3s;
  }

  /* ── HERO ── */
  #hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 140px 5% 80px;
    position: relative;
    overflow: hidden;
  }

  .hero-bg {
    position: absolute; inset: 0; z-index: 0;
    background:
      radial-gradient(ellipse 60% 70% at 70% 50%, rgba(0,194,232,0.08) 0%, transparent 70%),
      radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,180,180,0.06) 0%, transparent 60%);
  }

  /* Grid lines */
  .hero-grid {
    position: absolute; inset: 0; z-index: 0;
    background-image:
      linear-gradient(rgba(0,194,232,0.04) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0,194,232,0.04) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 80% 80% at 60% 40%, black 0%, transparent 100%);
  }

  .hero-content { position: relative; z-index: 1; max-width: 780px; }

  .hero-eyebrow {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--cyan-dim); border: 1px solid var(--border);
    border-radius: 100px; padding: 6px 16px;
    font-size: 0.78rem; font-weight: 600; color: var(--cyan);
    letter-spacing: 0.08em; text-transform: uppercase;
    margin-bottom: 24px;
  }
  .hero-eyebrow::before {
    content: ''; width: 6px; height: 6px;
    background: var(--cyan); border-radius: 50%;
    animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.8); }
  }

  h1 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 20px;
  }
  h1 em {
    font-style: normal;
    background: linear-gradient(135deg, var(--cyan), var(--teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .hero-sub {
    font-size: 1.05rem; color: var(--gray-light);
    max-width: 600px; margin: 0 auto 14px; line-height: 1.7;
  }
  .hero-tension {
    font-size: 0.92rem; color: var(--gray);
    max-width: 560px; margin: 0 auto 36px;
    line-height: 1.65;
    border-left: 2px solid var(--cyan);
    padding-left: 14px;
    text-align: left;
  }

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

  .btn-primary {
    background: linear-gradient(135deg, var(--cyan), var(--teal));
    color: var(--navy); padding: 14px 28px; border-radius: 8px;
    font-weight: 800; font-size: 0.95rem; text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
    box-shadow: 0 4px 20px rgba(0,194,232,0.3);
    display: inline-block;
  }
  .btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,194,232,0.4); }

  .btn-secondary {
    border: 1px solid var(--border); color: var(--cyan);
    padding: 14px 28px; border-radius: 8px;
    font-weight: 600; font-size: 0.95rem; text-decoration: none;
    background: var(--cyan-dim);
    transition: background 0.2s, border-color 0.2s;
    display: inline-block;
  }
  .btn-secondary:hover { background: rgba(0,194,232,0.2); border-color: var(--cyan); }

  /* ── HERO FORM ── */
  .hero-form-wrap {
    position: relative; z-index: 1;
    background: var(--card-bg);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    backdrop-filter: blur(10px);
  }

  .form-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1.1rem; font-weight: 700;
    margin-bottom: 6px;
  }
  .form-sub { font-size: 0.82rem; color: var(--gray); margin-bottom: 22px; }

  .form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
  .form-full { grid-column: 1 / -1; }

  label { display: block; font-size: 0.75rem; color: var(--gray); margin-bottom: 4px; font-weight: 500; }

  input, select, textarea {
    width: 100%; background: rgba(13,27,62,0.8);
    border: 1px solid rgba(0,194,232,0.2);
    border-radius: 7px; padding: 10px 12px;
    color: var(--white); font-size: 0.88rem;
    font-family: 'Inter', sans-serif;
    transition: border-color 0.2s;
    outline: none;
  }
  input:focus, select:focus, textarea:focus { border-color: var(--cyan); }
  select option { background: var(--navy-mid); }
  textarea { resize: none; height: 80px; }

  .form-btn {
    width: 100%; background: linear-gradient(135deg, var(--cyan), var(--teal));
    color: var(--navy); border: none; border-radius: 8px;
    padding: 13px; font-weight: 800; font-size: 0.95rem;
    cursor: pointer; margin-top: 14px;
    transition: transform 0.2s, box-shadow 0.2s;
    font-family: 'Inter', sans-serif;
  }
  .form-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 24px rgba(0,194,232,0.35); }

  /* ── SECTION BASE ── */
  section { padding: 90px 5%; }

  .section-label {
    display: inline-block;
    font-size: 0.72rem; font-weight: 700; letter-spacing: 0.12em;
    text-transform: uppercase; color: var(--cyan);
    margin-bottom: 12px;
  }

  h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.7rem, 3vw, 2.4rem);
    font-weight: 700; line-height: 1.15;
    letter-spacing: -0.02em;
    margin-bottom: 16px;
  }
  h2 em {
    font-style: normal;
    background: linear-gradient(135deg, var(--cyan), var(--teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .section-lead {
    color: var(--gray-light); font-size: 1rem;
    max-width: 600px; line-height: 1.7;
  }

  /* ── DIVIDER ── */
  .divider {
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--border), transparent);
    margin: 0 5%;
  }

  /* ── PROBLEM ── */
  #problema {
    background: linear-gradient(180deg, var(--navy) 0%, var(--navy-mid) 100%);
  }

  .problema-grid {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 48px; align-items: start; margin-top: 48px;
  }

  .pain-list, .desire-list {
    display: flex; flex-direction: column; gap: 12px;
  }

  .pain-item {
    display: flex; align-items: center; gap: 12px;
    background: rgba(255,60,60,0.06); border: 1px solid rgba(255,60,60,0.15);
    border-radius: 10px; padding: 14px 16px;
  }
  .pain-icon { display: flex; align-items: center; flex-shrink: 0; }
  .pain-text { font-size: 0.9rem; color: var(--gray-light); }

  .desire-item {
    display: flex; align-items: center; gap: 12px;
    background: rgba(0,194,232,0.06); border: 1px solid var(--border);
    border-radius: 10px; padding: 14px 16px;
  }
  .desire-icon { display: flex; align-items: center; flex-shrink: 0; }
  .desire-text { font-size: 0.9rem; color: var(--gray-light); }

  .block-title {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem; font-weight: 700; margin-bottom: 16px;
    display: flex; align-items: center; gap: 10px;
  }
  .block-title::before {
    content: ''; display: block;
    width: 18px; height: 3px; border-radius: 2px; flex-shrink: 0;
  }
  .block-title.red { color: #FF6B6B; }
  .block-title.red::before { background: #FF6B6B; }
  .block-title.cyan { color: var(--cyan); }
  .block-title.cyan::before { background: var(--cyan); }

  /* ── METODOLOGIA ── */
  #metodologia { background: var(--navy); }

  .steps-wrap {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 20px; margin-top: 48px;
  }

  .step-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 14px; padding: 28px 22px;
    position: relative; overflow: hidden;
    transition: border-color 0.3s, transform 0.3s;
  }
  .step-card:hover { border-color: var(--cyan); transform: translateY(-4px); }
  .step-card::before {
    content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--cyan), var(--teal));
    opacity: 0; transition: opacity 0.3s;
  }
  .step-card:hover::before { opacity: 1; }

  .step-number {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.5rem; font-weight: 800;
    color: var(--cyan-dim);
    line-height: 1;
    margin-bottom: 14px;
    -webkit-text-stroke: 1px rgba(0,194,232,0.3);
    color: transparent;
  }
  .step-name {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 1rem; font-weight: 700; margin-bottom: 10px;
  }
  .step-desc { font-size: 0.85rem; color: var(--gray); line-height: 1.6; }

  .step-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
  .step-tag {
    font-size: 0.72rem; font-weight: 600;
    background: var(--cyan-dim); color: var(--cyan);
    border-radius: 4px; padding: 3px 8px;
  }

  /* ── DIFERENCIAIS ── */
  #diferenciais {
    background: linear-gradient(180deg, var(--navy-mid) 0%, var(--navy) 100%);
  }

  .diff-layout {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 60px; align-items: center; margin-top: 48px;
  }

  .diff-headline {
    font-family: 'Space Grotesk', sans-serif;
    font-size: clamp(1.5rem, 2.5vw, 2rem);
    font-weight: 700; line-height: 1.2;
    margin-bottom: 24px;
  }
  .diff-headline span { color: var(--cyan); }

  .diff-list { display: flex; flex-direction: column; gap: 14px; }

  .diff-item {
    display: flex; align-items: flex-start; gap: 14px;
    padding: 16px; border-radius: 10px;
    background: rgba(0,194,232,0.05); border: 1px solid transparent;
    transition: border-color 0.2s, background 0.2s;
  }
  .diff-item:hover { border-color: var(--border); background: rgba(0,194,232,0.09); }

  .diff-check {
    width: 22px; height: 22px; border-radius: 50%;
    background: linear-gradient(135deg, var(--cyan), var(--teal));
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0; font-size: 0.7rem; color: var(--navy); font-weight: 900;
  }
  .diff-text strong {
    display: block; font-size: 0.92rem; font-weight: 700; margin-bottom: 2px;
  }
  .diff-text span { font-size: 0.83rem; color: var(--gray); }

  /* Visual side */
  .diff-visual {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .metric-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 12px; padding: 22px 18px;
    text-align: center; transition: transform 0.3s;
  }
  .metric-card:hover { transform: translateY(-3px); }
  .metric-card .num {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2rem; font-weight: 800;
    background: linear-gradient(135deg, var(--cyan), var(--teal));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
  }
  .metric-card .lbl { font-size: 0.78rem; color: var(--gray); margin-top: 6px; }
  .metric-card.wide { grid-column: 1 / -1; }

  /* ── DEPOIMENTOS ── */
  #depoimentos { background: var(--navy); }

  .dep-grid {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 20px; margin-top: 48px;
  }

  .dep-card {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 14px; padding: 28px;
    display: flex; flex-direction: column; gap: 16px;
  }

  .dep-stars { color: var(--cyan); font-size: 0.9rem; letter-spacing: 2px; }
  .dep-quote {
    font-size: 0.92rem; color: var(--gray-light);
    line-height: 1.7; flex: 1;
    font-style: italic;
  }
  .dep-quote::before { content: '"'; color: var(--cyan); font-size: 1.4rem; }

  .dep-author { display: flex; align-items: center; gap: 12px; }
  .dep-avatar {
    width: 38px; height: 38px; border-radius: 50%;
    background: linear-gradient(135deg, var(--cyan), var(--teal));
    display: flex; align-items: center; justify-content: center;
    font-weight: 800; font-size: 0.9rem; color: var(--navy);
    flex-shrink: 0;
  }
  .dep-name { font-size: 0.88rem; font-weight: 700; }
  .dep-role { font-size: 0.78rem; color: var(--gray); }

  /* ── FAQ ── */
  #faq {
    background: linear-gradient(180deg, var(--navy-mid) 0%, var(--navy) 100%);
    max-width: 820px; margin: 0 auto;
    padding: 90px 5%;
  }
  #faq.full { max-width: unset; }

  .faq-list { margin-top: 40px; display: flex; flex-direction: column; gap: 10px; }

  .faq-item {
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 10px; overflow: hidden;
  }

  .faq-q {
    width: 100%; background: none; border: none; color: var(--white);
    padding: 18px 20px; text-align: left; cursor: pointer;
    font-size: 0.92rem; font-weight: 600; font-family: 'Inter', sans-serif;
    display: flex; justify-content: space-between; align-items: center;
    gap: 12px; transition: color 0.2s;
  }
  .faq-q:hover { color: var(--cyan); }
  .faq-icon {
    flex-shrink: 0; font-size: 1.2rem; color: var(--cyan);
    transition: transform 0.3s;
  }
  .faq-item.open .faq-icon { transform: rotate(45deg); }

  .faq-a {
    display: none; padding: 0 20px 18px;
    font-size: 0.88rem; color: var(--gray-light); line-height: 1.7;
  }
  .faq-item.open .faq-a { display: block; }

  /* ── CONTATO ── */
  #contato { background: var(--navy); }

  .contato-wrap {
    max-width: 700px; margin: 0 auto;
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 20px; padding: 48px;
  }
  .contato-wrap h2 { text-align: center; margin-bottom: 8px; }
  .contato-lead { text-align: center; color: var(--gray); font-size: 0.92rem; margin-bottom: 32px; }

  .contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
  .contact-full { grid-column: 1 / -1; }

  /* ── FOOTER ── */
  footer {
    background: var(--navy-mid);
    border-top: 1px solid var(--border);
    padding: 60px 5% 30px;
  }

  .footer-top {
    display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px; margin-bottom: 48px;
  }

  .footer-brand p {
    color: var(--gray); font-size: 0.85rem;
    line-height: 1.7; margin-top: 14px; max-width: 260px;
  }
  .footer-brand img { height: 68px; }

  .footer-col h4 {
    font-size: 0.78rem; font-weight: 700;
    text-transform: uppercase; letter-spacing: 0.1em;
    color: var(--cyan); margin-bottom: 16px;
  }
  .footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 9px; }
  .footer-col a {
    color: var(--gray); text-decoration: none; font-size: 0.85rem;
    transition: color 0.2s;
  }
  .footer-col a:hover { color: var(--white); }

  .social-links { display: flex; gap: 12px; margin-top: 16px; }
  .social-link {
    width: 36px; height: 36px; border-radius: 8px;
    background: var(--cyan-dim); border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    color: var(--cyan); text-decoration: none; font-size: 0.9rem;
    transition: background 0.2s, transform 0.2s;
  }
  .social-link:hover { background: rgba(0,194,232,0.2); transform: translateY(-2px); }

  .footer-bottom {
    border-top: 1px solid var(--border); padding-top: 24px;
    display: flex; justify-content: space-between; align-items: center;
    font-size: 0.8rem; color: var(--gray);
  }

  /* ── PLATFORMS ── */
  .platforms-strip {
    background: rgba(0,194,232,0.05); border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    padding: 20px 5%;
    display: flex; align-items: center; gap: 24px; justify-content: center;
    flex-wrap: wrap;
  }
  .platforms-label { font-size: 0.78rem; color: var(--gray); font-weight: 600; text-transform: uppercase; letter-spacing: 0.08em; }
  .platform-pill {
    display: inline-flex; align-items: center; gap: 8px;
    background: var(--card-bg); border: 1px solid var(--border);
    border-radius: 8px; padding: 8px 16px;
    text-decoration: none; color: var(--gray-light);
    font-size: 0.85rem; font-weight: 600;
    transition: border-color 0.2s, color 0.2s;
  }
  .platform-pill:hover { border-color: var(--cyan); color: var(--cyan); }
  .platform-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--cyan); }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    #hero { padding-top: 90px; }
    .hero-content { text-align: center; }
    .hero-sub, .hero-tension { max-width: 100%; }
    .hero-actions { justify-content: center; }
    .problema-grid, .diff-layout { grid-template-columns: 1fr; }
    .steps-wrap { grid-template-columns: 1fr 1fr; }
    .dep-grid { grid-template-columns: 1fr; }
    .footer-top { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .nav-links, .nav-cta { display: none; }
    .nav-mobile-btn { display: flex; }
  }
  @media (max-width: 600px) {
    .steps-wrap { grid-template-columns: 1fr; }
    .contato-wrap { padding: 28px 20px; }
    .footer-top { grid-template-columns: 1fr; }
    .diff-visual { grid-template-columns: 1fr 1fr; }
  }

  /* ── WHATSAPP FLOAT ── */
  .wa-float {
    position: fixed; bottom: 28px; right: 28px; z-index: 99;
    width: 54px; height: 54px; border-radius: 50%;
    background: #25D366;
    display: flex; align-items: center; justify-content: center;
    text-decoration: none; color: white;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: transform 0.2s, box-shadow 0.2s;
    font-size: 1.5rem;
  }
  .wa-float:hover { transform: scale(1.1); box-shadow: 0 6px 28px rgba(37,211,102,0.5); }

  /* scroll animations */
  .fade-up {
    opacity: 0; transform: translateY(28px);
    transition: opacity 0.6s ease, transform 0.6s ease;
  }
  .fade-up.visible { opacity: 1; transform: translateY(0); }