:root {
  --bg-primary: #0c0e12;
  --bg-secondary: #11141a;
  --bg-card: #161a22;
  --color-primary: #6ea8ff;
  --color-primary-strong: #4d8eef;
  --color-whatsapp: #67c58d;
  --text-primary: #f3f5f8;
  --text-muted: #9aa3b2;
  --text-dim: #6d7583;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --font: "Manrope", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.55;
}
img { max-width: 100%; }
a { color: inherit; text-decoration: none; }
h1, h2, h3 { letter-spacing: -0.03em; margin: 0 0 0.6rem; font-weight: 700; }
h1 { font-size: clamp(2.2rem, 5vw, 4.2rem); line-height: 1.08; }
h2 { font-size: clamp(1.6rem, 3vw, 2.6rem); }
h2 span, h1 span { color: var(--color-primary); }
p { margin: 0 0 1rem; }

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px),
    radial-gradient(circle at top, rgba(110,168,255,0.08), transparent 42%),
    var(--bg-primary);
  background-size: 56px 56px, 56px 56px, auto, auto;
}

.container { width: min(1180px, calc(100% - 32px)); margin: 0 auto; }
.narrow { width: min(760px, calc(100% - 32px)); }
.section { padding: 84px 0; }
.section-head { margin-bottom: 28px; }
.section-head.center, .center { text-align: center; }
.kicker {
  display: inline-block;
  color: var(--color-primary);
  text-transform: uppercase;
  letter-spacing: 0.16em;
  font-size: 0.74rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.lede { color: var(--text-muted); font-size: 1.05rem; max-width: 620px; }
.center .lede { margin-inline: auto; }
.muted { color: var(--text-muted); }
.text-link { color: var(--text-muted); font-size: 0.95rem; }
.text-link:hover { color: white; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border-radius: 999px;
  padding: 12px 20px;
  border: 1px solid transparent;
  font-weight: 700;
  transition: 0.2s ease;
  cursor: pointer;
}
.btn-primary {
  background: var(--color-primary-strong);
  color: white;
}
.btn-primary:hover { filter: brightness(1.08); }
.btn-ghost, .btn-whatsapp {
  border-color: var(--border);
  background: transparent;
}
.btn-whatsapp { color: var(--color-whatsapp); border-color: rgba(103,197,141,0.35); }
.btn-whatsapp:hover { background: rgba(103,197,141,0.08); }

.nav {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(16px);
  background: rgba(12,14,18,0.86);
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  width: min(1180px, calc(100% - 32px));
  margin: 0 auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.logo { display: flex; align-items: center; gap: 10px; }
.logo-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid var(--border);
  background: #0b1220;
}
.logo-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 28%;
  display: block;
}
.logo-text { display: grid; line-height: 1.15; }
.logo-text strong { font-size: 0.95rem; }
.logo-text small { color: var(--text-dim); font-size: 0.72rem; }
.site-footer .logo-avatar {
  width: 56px;
  height: 56px;
}
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-main, .nav-actions { display: flex; align-items: center; gap: 18px; }
.nav-main a, .nav-text-link { color: var(--text-muted); font-weight: 600; font-size: 0.94rem; }
.nav-main a.is-active, .nav-main a:hover { color: white; }
.nav-toggle { display: none; background: none; border: 0; width: 42px; height: 42px; }
.nav-toggle span { display: block; height: 2px; background: white; margin: 5px 0; }

.site-footer {
  border-top: 1px solid var(--border);
  padding: 64px 0 24px;
  background: #0a0c10;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.8fr 0.9fr 1fr;
  gap: 32px;
}
.site-footer h3 {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
}
.site-footer a, .site-footer p { display: block; color: var(--text-dim); margin-bottom: 8px; }
.site-footer a:hover { color: white; }
.contact-mini {
  display: block;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 14px;
  margin-bottom: 10px;
  background: var(--bg-card);
}
.contact-mini span { display: block; color: white; }
.footer-bottom {
  width: min(1180px, calc(100% - 32px));
  margin: 36px auto 0;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  color: var(--text-dim);
}
.socials { display: flex; gap: 8px; margin-top: 12px; }
.socials a {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: grid;
  place-items: center;
  color: var(--text-muted);
}

.toast-stack { position: fixed; top: 88px; right: 16px; z-index: 40; display: grid; gap: 10px; }
.toast {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 12px 16px;
}
.page-hero { padding: 64px 0 12px; }
.feature-grid, .brand-grid, .plan-grid, .contact-grid { display: grid; gap: 18px; }
.feature-grid { grid-template-columns: repeat(3, 1fr); }
.check-list { list-style: none; padding: 0; }
.check-list li { margin-bottom: 10px; color: var(--text-muted); }
.device-row, .chip-row, .brand-row, .hero-pills { display: flex; flex-wrap: wrap; gap: 10px; }
.device-row span, .chip, .brand-chip, .hero-pills li {
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 10px 16px;
  background: var(--bg-card);
}
.chip.is-active { border-color: var(--color-primary); color: white; }
.accordion details { border-bottom: 1px solid var(--border); padding: 16px 0; }
.accordion summary { cursor: pointer; font-weight: 600; list-style: none; }
.accordion summary::-webkit-details-marker { display: none; }
.accordion p { color: var(--text-muted); margin: 10px 0 0; }
.glass-card, .plan-card, .brand-card, .form-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}
.field-input, select, textarea, input[type="search"], input[type="text"], input[type="email"] {
  width: 100%;
  margin-top: 8px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #101318;
  color: white;
  padding: 12px 14px;
  font: inherit;
}
.form-card label { display: block; margin-bottom: 16px; color: var(--text-muted); }
.errorlist { color: #f0a8b0; padding-left: 16px; }
.is-hidden { display: none !important; }

@media (max-width: 980px) {
  .footer-grid, .feature-grid { grid-template-columns: 1fr 1fr; }
  .nav-toggle { display: block; }
  .nav-links {
    display: none;
    position: absolute;
    inset: 76px 16px auto;
    flex-direction: column;
    align-items: stretch;
    padding: 18px;
    border-radius: 18px;
    background: var(--bg-card);
    border: 1px solid var(--border);
  }
  .nav.is-open .nav-links { display: flex; }
  .nav-main, .nav-actions { flex-direction: column; align-items: flex-start; }
}
@media (max-width: 700px) {
  .footer-grid, .feature-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}