/* ===== Tokens (ajuste aqui as cores da marca) ===== */
:root {
  --bg: #0e1116;
  --bg-alt: #151a21;
  --surface: #1c222b;
  --border: #2a313c;
  --text: #e8ecf1;
  --muted: #9aa4b2;
  --primary: #ff6a2b;
  --primary-hover: #ff8450;
  --accent: #4dd4ac;
  --radius: 14px;
  --shadow: 0 20px 50px rgba(0, 0, 0, .35);
  --max: 1160px;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; }
a { color: inherit; }
h1, h2, h3 { line-height: 1.2; margin: 0 0 .6em; }
p { margin: 0 0 1em; }

.container { width: 100%; max-width: var(--max); margin: 0 auto; padding: 0 20px; }
.container--narrow { max-width: 780px; }
section { padding: 96px 0; }

.eyebrow {
  display: inline-block;
  font-size: .8rem; font-weight: 600; letter-spacing: .12em; text-transform: uppercase;
  color: var(--accent); margin-bottom: 14px;
}
.section-title { font-size: clamp(1.7rem, 3.2vw, 2.4rem); font-weight: 800; max-width: 760px; }

/* ===== Botões ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 15px 26px; border-radius: 10px; border: 1px solid transparent;
  font-family: inherit; font-weight: 600; font-size: 1rem; line-height: 1; text-decoration: none; cursor: pointer;
  transition: background .2s, transform .2s, border-color .2s;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { background: var(--primary); color: #fff; }
.btn--primary:hover { background: var(--primary-hover); }
.btn--ghost { border-color: var(--border); color: var(--text); }
.btn--ghost:hover { border-color: var(--muted); }
.btn--light { background: #fff; color: #111; }
.btn--sm { padding: 10px 16px; font-size: .9rem; }
.btn--block { width: 100%; }
.btn:disabled { opacity: .6; cursor: wait; transform: none; }

/* ===== Nav ===== */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 17, 22, .85); backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 68px; }
.nav__links { display: flex; gap: 28px; }
.nav__links a { color: var(--muted); text-decoration: none; font-size: .95rem; }
.nav__links a:hover { color: var(--text); }
.logo { font-weight: 800; font-size: 1.5rem; text-decoration: none; letter-spacing: -.03em; }
.logo span { color: var(--primary); }

/* ===== Hero ===== */
.hero {
  padding: 88px 0 104px;
  background:
    radial-gradient(800px 400px at 85% 10%, rgba(255, 106, 43, .18), transparent 60%),
    radial-gradient(600px 400px at 0% 100%, rgba(77, 212, 172, .10), transparent 60%);
}
.hero__grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); font-weight: 800; letter-spacing: -.02em; }
.hero h1 em { font-style: normal; color: var(--primary); }
.lead { font-size: 1.15rem; color: var(--muted); max-width: 580px; }
.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin: 30px 0 26px; }
.hero__checks { list-style: none; padding: 0; margin: 0; display: flex; flex-wrap: wrap; gap: 10px 24px; color: var(--muted); font-size: .95rem; }
.hero__checks li::before { content: "✓"; color: var(--accent); font-weight: 700; margin-right: 8px; }

.flow {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px; box-shadow: var(--shadow);
}
.flow__node {
  background: var(--bg-alt); border: 1px solid var(--border); border-radius: 10px;
  padding: 14px 16px; font-weight: 500; font-size: .95rem;
}
.flow__node--ai { border-color: var(--primary); box-shadow: 0 0 0 4px rgba(255, 106, 43, .12); }
.flow__node--done { border-color: var(--accent); }
.flow__line { width: 2px; height: 22px; margin: 0 auto; background: linear-gradient(var(--border), var(--primary)); }

/* ===== Grids & cards ===== */
.grid { display: grid; gap: 22px; margin-top: 40px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }

.pains { background: var(--bg-alt); }
.pain { padding: 26px; border-left: 3px solid var(--primary); background: var(--surface); border-radius: 0 var(--radius) var(--radius) 0; }
.pain h3 { font-size: 1.15rem; }
.pain p { color: var(--muted); margin: 0; }

.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; transition: border-color .2s, transform .2s;
}
.card:hover { border-color: var(--primary); transform: translateY(-3px); }
.card__icon { font-size: 1.8rem; margin-bottom: 14px; }
.card h3 { font-size: 1.3rem; }
.card p { color: var(--muted); margin: 0; }

/* ===== Steps ===== */
.steps { background: var(--bg-alt); }
.steps__list { list-style: none; padding: 0; margin: 40px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.steps__list li { position: relative; padding-top: 18px; border-top: 2px solid var(--border); }
.steps__num { display: block; font-weight: 800; font-size: 2rem; color: var(--primary); margin-bottom: 8px; }
.steps__list p { color: var(--muted); margin: 0; }

/* ===== Contato / Form ===== */
.contact__grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: 56px; align-items: start; }
.contact__copy p { color: var(--muted); font-size: 1.05rem; }
.contact__bullets { list-style: none; padding: 0; margin: 24px 0 0; }
.contact__bullets li { padding: 8px 0; }
.contact__bullets li::before { content: "→"; color: var(--primary); margin-right: 10px; font-weight: 700; }

.form {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 32px; box-shadow: var(--shadow);
}
.form__row { margin-bottom: 16px; }
.form__row--split { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form label { display: block; font-size: .88rem; font-weight: 500; margin-bottom: 6px; }
.form input, .form select, .form textarea {
  width: 100%; padding: 12px 14px; border-radius: 9px;
  border: 1px solid var(--border); background: var(--bg-alt); color: var(--text);
  font: inherit; font-size: .95rem; transition: border-color .2s, box-shadow .2s;
}
.form textarea { resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus {
  outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(255, 106, 43, .18);
}
.form .is-invalid { border-color: #ff5d5d; }
.form__error { display: block; min-height: 0; color: #ff7b7b; font-size: .8rem; margin-top: 4px; }
.form__error:empty { display: none; }
.form__consent { display: flex !important; gap: 10px; align-items: flex-start; font-size: .85rem !important; color: var(--muted); margin: 6px 0 4px; cursor: pointer; }
.form__consent input { width: auto; margin-top: 3px; accent-color: var(--primary); }
.form .btn { margin-top: 16px; }
.form__status { margin: 14px 0 0; font-size: .95rem; text-align: center; }
.form__status--ok { color: var(--accent); }
.form__status--err { color: #ff7b7b; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; opacity: 0; }

/* ===== FAQ ===== */
.faq { background: var(--bg-alt); }
.faq details { border-bottom: 1px solid var(--border); padding: 20px 0; }
.faq summary { cursor: pointer; font-weight: 600; font-size: 1.08rem; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--primary); font-size: 1.4rem; line-height: 1; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--muted); margin: 12px 0 0; }

/* ===== CTA final & footer ===== */
.final-cta { padding: 80px 0; background: linear-gradient(120deg, var(--primary), #ff9150); color: #fff; }
.final-cta__inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.final-cta h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0; max-width: 640px; }

.footer { padding: 32px 0; border-top: 1px solid var(--border); }
.footer__inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; flex-wrap: wrap; }
.footer p { margin: 0; color: var(--muted); font-size: .9rem; }

/* ===== Responsivo ===== */
@media (max-width: 960px) {
  .hero__grid, .contact__grid { grid-template-columns: 1fr; }
  .hero__visual { max-width: 460px; }
  .grid--3 { grid-template-columns: 1fr; }
  .steps__list { grid-template-columns: repeat(2, 1fr); }
  .nav__links { display: none; }
}
@media (max-width: 640px) {
  section { padding: 68px 0; }
  .container { padding: 0 16px; }
  .grid--2, .steps__list, .form__row--split { grid-template-columns: 1fr; }
  .form { padding: 22px; }
  .nav .btn--sm { padding: 9px 12px; font-size: .8rem; }
  .hero__cta .btn { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}