/* ============================================================
   ArenafyGol — site institucional
   HTML/CSS/JS puro. Sem frameworks, sem fontes externas.
   Paleta baseada na identidade do app (preto + verde + dourado).
   ============================================================ */

:root {
  --bg:          #070B08;
  --bg-2:        #0C140E;
  --card:        #101A13;
  --card-2:      #16241A;
  --border:      #223026;
  --green:       #1FA24E;
  --green-deep:  #14532D;
  --green-soft:  #2ecc71;
  --gold:        #D4AF37;
  --text:        #EAF0EC;
  --muted:       #9BA89F;
  --white:       #FFFFFF;
  --radius:      16px;
  --radius-sm:   10px;
  --maxw:        1120px;
  --shadow:      0 10px 30px rgba(0, 0, 0, .45);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
          "Apple Color Emoji", "Segoe UI Emoji", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }

a { color: var(--green-soft); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--gold); }

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

/* ---------- Botões ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 24px;
  border-radius: 12px;
  font-weight: 700;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, background .2s ease, box-shadow .2s ease;
  white-space: nowrap;
}
.btn:active { transform: translateY(1px); }

.btn-primary {
  background: linear-gradient(135deg, var(--green) 0%, var(--green-deep) 100%);
  color: var(--white);
  box-shadow: 0 8px 24px rgba(31, 162, 78, .28);
}
.btn-primary:hover { color: var(--white); box-shadow: 0 10px 30px rgba(31, 162, 78, .42); }

.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { color: var(--white); border-color: var(--green); }

.btn[disabled], .btn.is-soon { opacity: .9; cursor: default; }
.btn.is-soon:active { transform: none; }

/* ---------- Header ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(7, 11, 8, .82);
  backdrop-filter: saturate(140%) blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: .3px;
  color: var(--white);
  font-size: 18px;
}
.brand img { width: 36px; height: 36px; border-radius: 8px; }
.brand span b { color: var(--green-soft); }

.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { color: var(--muted); font-weight: 600; font-size: 15px; }
.nav-links a:hover { color: var(--white); }

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 44px; height: 44px;
  color: var(--text);
  font-size: 20px;
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  text-align: center;
  padding: 88px 0 72px;
  background:
    radial-gradient(1200px 500px at 50% -10%, rgba(31,162,78,.18), transparent 60%),
    radial-gradient(700px 400px at 80% 10%, rgba(212,175,55,.08), transparent 60%);
}
.hero-logo {
  width: 160px; height: 160px;
  margin: 0 auto 22px;
  border-radius: 28px;
  box-shadow: var(--shadow);
}
.hero h1 {
  font-size: clamp(34px, 6vw, 56px);
  line-height: 1.05;
  font-weight: 800;
  letter-spacing: -.5px;
  color: var(--white);
}
.hero h1 .accent { color: var(--green-soft); }
.hero .slogan {
  margin-top: 14px;
  font-size: clamp(15px, 2.4vw, 20px);
  color: var(--gold);
  font-weight: 600;
  letter-spacing: .5px;
  text-transform: uppercase;
}
.hero .lead {
  max-width: 640px;
  margin: 20px auto 0;
  color: var(--muted);
  font-size: 17px;
}
.hero-cta {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 34px;
}
.badge-soon {
  display: inline-block;
  margin-top: 16px;
  font-size: 12.5px;
  color: var(--muted);
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}

/* ---------- Seções ---------- */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-2); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 46px; }
.section-head h2 {
  font-size: clamp(26px, 4vw, 36px);
  font-weight: 800;
  color: var(--white);
  letter-spacing: -.3px;
}
.section-head p { margin-top: 12px; color: var(--muted); font-size: 16px; }
.eyebrow {
  display: inline-block;
  color: var(--green-soft);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

/* ---------- Grid de recursos ---------- */
.features {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 24px;
  transition: transform .2s ease, border-color .2s ease, background .2s ease;
}
.feature:hover {
  transform: translateY(-4px);
  border-color: var(--green);
  background: var(--card-2);
}
.feature .ico {
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(31,162,78,.22), rgba(20,83,45,.22));
  border: 1px solid var(--border);
  font-size: 26px;
  margin-bottom: 16px;
}
.feature h3 { color: var(--white); font-size: 18px; margin-bottom: 8px; }
.feature p { color: var(--muted); font-size: 14.5px; }

/* ---------- Público / dois perfis ---------- */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.panel {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 28px;
}
.panel h3 { color: var(--white); font-size: 20px; margin-bottom: 6px; }
.panel .tag { color: var(--green-soft); font-weight: 700; font-size: 13px; letter-spacing: 1px; text-transform: uppercase; }
.panel ul { list-style: none; margin-top: 16px; }
.panel li { position: relative; padding-left: 26px; margin-bottom: 10px; color: var(--muted); font-size: 15px; }
.panel li::before {
  content: "✓";
  position: absolute; left: 0; top: 0;
  color: var(--green-soft); font-weight: 800;
}

/* ---------- CTA faixa ---------- */
.cta-band {
  text-align: center;
  background:
    radial-gradient(600px 300px at 50% 0%, rgba(31,162,78,.16), transparent 60%),
    var(--card);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 52px 24px;
  margin: 0 auto;
}
.cta-band h2 { color: var(--white); font-size: clamp(24px, 4vw, 34px); font-weight: 800; }
.cta-band p { color: var(--muted); margin-top: 10px; }
.cta-band .hero-cta { margin-top: 26px; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border);
  background: var(--bg-2);
  padding: 48px 0 30px;
  margin-top: 12px;
}
.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  flex-wrap: wrap;
}
.footer-brand { max-width: 320px; }
.footer-brand .brand { margin-bottom: 12px; }
.footer-brand p { color: var(--muted); font-size: 14px; }
.footer-col h4 { color: var(--white); font-size: 14px; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 14px; }
.footer-col a { display: block; color: var(--muted); font-weight: 500; margin-bottom: 10px; font-size: 14.5px; }
.footer-col a:hover { color: var(--green-soft); }
.footer-bottom {
  margin-top: 38px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 13px;
}

/* ---------- Páginas legais ---------- */
.legal {
  padding: 56px 0 72px;
  background:
    radial-gradient(900px 360px at 50% -10%, rgba(31,162,78,.10), transparent 60%);
}
.legal .container { max-width: 820px; }
.legal-head { margin-bottom: 34px; padding-bottom: 24px; border-bottom: 1px solid var(--border); }
.legal-head h1 { color: var(--white); font-size: clamp(28px, 5vw, 40px); font-weight: 800; }
.legal-head .updated { color: var(--muted); margin-top: 10px; font-size: 14px; }
.legal-body { font-size: 15.5px; color: #cdd6cf; }
.legal-body h2 {
  color: var(--white);
  font-size: 21px;
  margin: 34px 0 12px;
  padding-top: 8px;
}
.legal-body h3 { color: var(--white); font-size: 17px; margin: 22px 0 8px; }
.legal-body p { margin-bottom: 14px; }
.legal-body ul, .legal-body ol { margin: 0 0 16px 22px; }
.legal-body li { margin-bottom: 8px; }
.legal-body strong { color: var(--text); }
.legal-body .box {
  background: var(--card);
  border: 1px solid var(--border);
  border-left: 3px solid var(--green);
  border-radius: var(--radius-sm);
  padding: 16px 18px;
  margin: 18px 0;
  color: var(--muted);
  font-size: 14.5px;
}
.toc {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 30px;
}
.toc strong { color: var(--white); display: block; margin-bottom: 10px; }
.toc ol { margin-left: 20px; }
.toc a { color: var(--muted); }
.toc a:hover { color: var(--green-soft); }

/* ---------- Contato ---------- */
.contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 8px; }
.contact-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  text-align: center;
}
.contact-card .ico {
  width: 56px; height: 56px; margin: 0 auto 16px;
  display: grid; place-items: center; border-radius: 16px;
  background: linear-gradient(135deg, rgba(31,162,78,.22), rgba(20,83,45,.22));
  border: 1px solid var(--border); font-size: 26px;
}
.contact-card h3 { color: var(--white); font-size: 17px; margin-bottom: 6px; }
.contact-card p { color: var(--muted); font-size: 14.5px; }
.contact-card a { font-weight: 700; }

/* ---------- Utilidades ---------- */
.center { text-align: center; }
.mt-24 { margin-top: 24px; }

/* ---------- Responsivo ---------- */
@media (max-width: 900px) {
  .features { grid-template-columns: repeat(2, 1fr); }
  .contact-grid { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .nav-links {
    position: absolute;
    top: 68px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--bg-2);
    border-bottom: 1px solid var(--border);
    padding: 8px 20px 16px;
    display: none;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 4px; border-bottom: 1px solid var(--border); }
  .nav-links .btn { margin-top: 10px; }
  .nav-toggle { display: inline-flex; align-items: center; justify-content: center; }
  .split { grid-template-columns: 1fr; }
}
@media (max-width: 520px) {
  .features { grid-template-columns: 1fr; }
  .hero { padding: 60px 0 52px; }
  .section { padding: 56px 0; }
}