/* ============================================================
   ZYVA — Design System v1
   Paleta: violeta #6C4CF1 · ciano #22D3EE · noite #0B0E1A
   Fontes: Space Grotesk (títulos) · Inter (texto)
   ============================================================ */

:root {
  --violet: #6C4CF1;
  --violet-dark: #5638d6;
  --cyan: #22D3EE;
  --night: #0B0E1A;
  --night-2: #12162a;
  --bg: #F5F6FB;
  --white: #ffffff;
  --ink: #1E2235;
  --muted: #5B6478;
  --line: #e4e7f2;
  --green: #34D399;
  --wa: #25D366;
  --grad: linear-gradient(100deg, #6C4CF1 0%, #22D3EE 100%);
  --radius: 16px;
  --shadow: 0 8px 30px rgba(20, 24, 55, 0.08);
  --shadow-lg: 0 16px 50px rgba(20, 24, 55, 0.14);
  --font-head: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 90px; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  font-size: 16.5px;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 { font-family: var(--font-head); line-height: 1.15; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 600; }
p  { color: var(--muted); }
a  { color: var(--violet); text-decoration: none; }
img, svg { max-width: 100%; display: block; }
ul { list-style: none; }

.container { width: min(1140px, 92%); margin-inline: auto; }
.section { padding: 84px 0; }
.section-tight { padding: 56px 0; }

.kicker {
  display: inline-block;
  font-family: var(--font-head);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--violet);
  margin-bottom: 14px;
}
.on-dark .kicker { color: var(--cyan); }

.section-head { max-width: 640px; margin-bottom: 44px; }
.section-head p { margin-top: 12px; font-size: 1.05rem; }
.center { text-align: center; margin-inline: auto; }

.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1rem;
  padding: 14px 26px;
  border-radius: 12px;
  border: 0;
  cursor: pointer;
  transition: transform .18s ease, box-shadow .18s ease, background .18s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: var(--grad);
  color: #fff;
  box-shadow: 0 8px 24px rgba(108, 76, 241, 0.35);
}
.btn-primary:hover { box-shadow: 0 12px 32px rgba(108, 76, 241, 0.45); }
.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--line);
}
.on-dark .btn-ghost { color: #fff; border-color: rgba(255,255,255,0.25); }
.btn-ghost:hover { border-color: var(--violet); color: var(--violet); }
.on-dark .btn-ghost:hover { border-color: var(--cyan); color: var(--cyan); }
.btn-wa { background: var(--wa); color: #fff; box-shadow: 0 8px 24px rgba(37, 211, 102, 0.35); }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(11, 14, 26, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo svg { height: 30px; width: auto; }
.logo-word {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.45rem;
  color: #fff;
  letter-spacing: -0.02em;
}
.logo-word .dot { color: var(--cyan); }

.nav-links { display: flex; align-items: center; gap: 30px; }
.nav-links a {
  color: rgba(255,255,255,0.75);
  font-weight: 500;
  font-size: 0.97rem;
  transition: color .15s;
}
.nav-links a:hover, .nav-links a.active { color: #fff; }
.nav-cta { margin-left: 6px; padding: 10px 20px; font-size: 0.92rem; }

.nav-toggle {
  display: none;
  background: none;
  border: 0;
  cursor: pointer;
  width: 42px; height: 42px;
  position: relative;
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after {
  content: "";
  position: absolute;
  left: 8px;
  width: 26px; height: 2.5px;
  background: #fff;
  border-radius: 3px;
  transition: .25s;
}
.nav-toggle span { top: 20px; }
.nav-toggle span::before { top: -8px; left: 0; }
.nav-toggle span::after { top: 8px; left: 0; }

/* ---------- Hero (dark) ---------- */
.hero {
  background:
    radial-gradient(900px 420px at 85% -10%, rgba(108,76,241,0.35), transparent 60%),
    radial-gradient(700px 380px at -5% 110%, rgba(34,211,238,0.18), transparent 60%),
    var(--night);
  color: #fff;
  padding: 108px 0 96px;
  position: relative;
  overflow: hidden;
}
.hero h1 { color: #fff; max-width: 720px; }
.hero h1 em { font-style: normal; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero p.lead {
  color: rgba(255,255,255,0.75);
  font-size: 1.15rem;
  max-width: 600px;
  margin: 22px 0 34px;
}
.hero-ctas { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-z {
  position: absolute;
  right: -60px; bottom: -80px;
  width: 420px; opacity: 0.14;
  pointer-events: none;
}

/* Page hero (páginas internas) */
.page-hero {
  background:
    radial-gradient(700px 300px at 90% -20%, rgba(108,76,241,0.35), transparent 60%),
    var(--night);
  color: #fff;
  padding: 76px 0 64px;
}
.page-hero h1 { color: #fff; }
.page-hero p { color: rgba(255,255,255,0.72); max-width: 640px; margin-top: 16px; font-size: 1.1rem; }

/* ---------- Barra de confiança ---------- */
.trust {
  background: var(--night-2);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 26px 0;
  color: #fff;
}
.trust-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.trust-item { display: flex; align-items: center; gap: 12px; font-size: 0.95rem; color: rgba(255,255,255,0.85); }
.trust-item svg { flex: none; width: 22px; height: 22px; stroke: var(--cyan); }

/* ---------- Cards de serviço ---------- */
.grid { display: grid; gap: 24px; }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }

.card {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px 26px;
  box-shadow: var(--shadow);
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); }
.card .icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: rgba(108,76,241,0.1);
  display: grid; place-items: center;
  margin-bottom: 18px;
}
.card .icon svg { width: 24px; height: 24px; stroke: var(--violet); }
.card h3 { margin-bottom: 10px; }
.card p { font-size: 0.95rem; }
.card a.more { display: inline-block; margin-top: 14px; font-weight: 600; font-size: 0.92rem; }

/* ---------- Passos ---------- */
.steps { counter-reset: step; }
.step {
  position: relative;
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 30px 26px 26px;
  box-shadow: var(--shadow);
}
.step .num {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 2.4rem;
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-bottom: 8px;
}
.step h3 { margin-bottom: 8px; }
.step p { font-size: 0.95rem; }

/* ---------- Serviço detalhado ---------- */
.service-block {
  background: var(--white);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 40px;
  margin-bottom: 30px;
  scroll-margin-top: 100px;
}
.service-block h2 { display: flex; align-items: center; gap: 14px; margin-bottom: 6px; }
.service-block h2 svg { width: 30px; height: 30px; stroke: var(--violet); flex: none; }
.service-block .promise { font-size: 1.08rem; color: var(--ink); font-weight: 500; margin-bottom: 22px; }
.service-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 8px 40px; }
.service-cols h4 {
  font-size: 0.8rem; text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--violet); margin: 14px 0 8px;
}
.service-cols ul { padding-left: 2px; }
.service-cols li {
  position: relative;
  padding-left: 26px;
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 0.96rem;
}
.service-cols li::before {
  content: "";
  position: absolute; left: 0; top: 7px;
  width: 14px; height: 14px;
  background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2334D399' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M20 6 9 17l-5-5'/%3E%3C/svg%3E") no-repeat center / contain;
}

/* ---------- Cases ---------- */
.case-card { display: flex; flex-direction: column; }
.case-tag {
  align-self: flex-start;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--violet);
  background: rgba(108,76,241,0.1);
  padding: 5px 12px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.case-cover {
  border-radius: 12px;
  height: 170px;
  margin-bottom: 18px;
  background: var(--grad);
  display: grid; place-items: center;
  font-family: var(--font-head);
  font-weight: 700;
  color: rgba(255,255,255,0.9);
  font-size: 1.4rem;
}
.case-cover.alt { background: linear-gradient(120deg, #0B0E1A, #35307a); }
.case-cover.alt2 { background: linear-gradient(120deg, #0e7490, #22D3EE); }

/* ---------- Sobre ---------- */
.values-grid .card h3 { display: flex; gap: 10px; align-items: center; }
.about-name {
  background: var(--white);
  border-left: 4px solid var(--violet);
  border-radius: 0 var(--radius) var(--radius) 0;
  box-shadow: var(--shadow);
  padding: 30px 34px;
  margin-top: 36px;
}
.about-name h3 { margin-bottom: 8px; }

/* ---------- Blog ---------- */
.post-card { display: flex; flex-direction: column; height: 100%; }
.post-cat {
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--cyan); background: rgba(34,211,238,0.12);
  align-self: flex-start; padding: 5px 12px; border-radius: 100px; margin-bottom: 14px;
}
.post-card h3 { font-size: 1.12rem; margin-bottom: 10px; }
.post-card p { font-size: 0.93rem; flex: 1; }
.post-card .soon { margin-top: 16px; font-size: 0.85rem; font-weight: 600; color: var(--muted); }
.post-card a.more { margin-top: 16px; font-weight: 600; font-size: 0.92rem; }

/* Artigo */
.article { max-width: 760px; margin-inline: auto; }
.article h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); margin-bottom: 10px; }
.article .meta { font-size: 0.9rem; color: var(--muted); margin-bottom: 34px; }
.article h2 { font-size: 1.5rem; margin: 38px 0 14px; }
.article p { margin-bottom: 18px; font-size: 1.03rem; }
.article ul, .article ol { margin: 0 0 18px 22px; color: var(--muted); }
.article ul { list-style: disc; }
.article ol { list-style: decimal; }
.article li { margin-bottom: 8px; }
.article strong { color: var(--ink); }

/* ---------- Contato ---------- */
.contact-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: start; }
.form-card { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 36px; }
.field { margin-bottom: 18px; }
.field label { display: block; font-weight: 600; font-size: 0.9rem; margin-bottom: 6px; }
.field input, .field select, .field textarea {
  width: 100%;
  font-family: var(--font-body);
  font-size: 0.97rem;
  padding: 13px 14px;
  border: 1.5px solid var(--line);
  border-radius: 10px;
  background: #fbfbfe;
  color: var(--ink);
  transition: border-color .15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--violet);
}
.field .hint { font-size: 0.8rem; color: var(--muted); margin-top: 5px; }
.consent { display: flex; gap: 10px; align-items: flex-start; font-size: 0.85rem; color: var(--muted); margin-bottom: 22px; }
.consent input { margin-top: 4px; }

.contact-aside .card { margin-bottom: 20px; }
.contact-aside h3 { margin-bottom: 6px; }
.contact-aside p { font-size: 0.95rem; }

/* ---------- CTA final ---------- */
.cta-final {
  background:
    radial-gradient(700px 300px at 50% -40%, rgba(108,76,241,0.5), transparent 65%),
    var(--night);
  color: #fff;
  text-align: center;
  padding: 90px 0;
}
.cta-final h2 { color: #fff; font-size: clamp(1.8rem, 4vw, 2.6rem); max-width: 620px; margin: 0 auto 14px; }
.cta-final p { color: rgba(255,255,255,0.72); max-width: 520px; margin: 0 auto 34px; }

/* ---------- Footer ---------- */
.site-footer {
  background: var(--night);
  color: rgba(255,255,255,0.65);
  padding: 60px 0 32px;
  border-top: 1px solid rgba(255,255,255,0.06);
  font-size: 0.93rem;
}
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 44px; }
.site-footer h4 { color: #fff; font-size: 0.95rem; margin-bottom: 16px; }
.site-footer li { margin-bottom: 9px; }
.site-footer a { color: rgba(255,255,255,0.65); transition: color .15s; }
.site-footer a:hover { color: var(--cyan); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 0.85rem;
}

/* ---------- WhatsApp flutuante ---------- */
.wa-float {
  position: fixed;
  right: 22px; bottom: 22px;
  z-index: 60;
  width: 58px; height: 58px;
  border-radius: 50%;
  background: var(--wa);
  display: grid; place-items: center;
  box-shadow: 0 10px 28px rgba(37, 211, 102, 0.45);
  transition: transform .18s;
}
.wa-float:hover { transform: scale(1.08); }
.wa-float svg { width: 30px; height: 30px; fill: #fff; }

/* ---------- Animações de entrada ---------- */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .6s ease, transform .6s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Responsivo ---------- */
@media (max-width: 1000px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .trust-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .service-cols { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .section { padding: 60px 0; }
  .grid-4, .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .hero { padding: 76px 0 64px; }
  .nav-links {
    position: fixed;
    inset: 72px 0 auto 0;
    background: var(--night);
    flex-direction: column;
    align-items: flex-start;
    padding: 26px 6vw 34px;
    gap: 22px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
    transform: translateY(-130%);
    transition: transform .28s ease;
  }
  .nav-links.open { transform: none; }
  .nav-toggle { display: block; }
  .service-block { padding: 28px 22px; }
  .form-card { padding: 26px 20px; }
}