/* =================================================================
   SHARED CHROME — Nav + Footer + DarkTail
   Used on every Limify page. Depends on the project's CSS variables
   (--font-*, --ink-*, --brand, --radius-*) defined in the host page.
   ================================================================= */

/* === SCROLLBAR — minimalista, on-brand === */
html {
  scrollbar-width: thin;
  scrollbar-color: rgba(74, 111, 245, 0.45) transparent;
  scrollbar-gutter: stable;
}
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
  background: transparent;
}
::-webkit-scrollbar-track {
  background: transparent;
}
::-webkit-scrollbar-thumb {
  background: rgba(74, 111, 245, 0.40);
  border: 2px solid transparent;
  background-clip: content-box;
  border-radius: 100px;
  transition: background-color 200ms ease;
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(31, 70, 224, 0.80);
  background-clip: content-box;
}
::-webkit-scrollbar-thumb:active {
  background: #1F46E0;
  background-clip: content-box;
}
::-webkit-scrollbar-corner {
  background: transparent;
}

/* === NAV === */
.nav {
  position: fixed;
  top: 16px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  width: calc(100% - 32px);
  max-width: 1100px;
  background: rgba(10, 14, 28, 0.6);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 14px;
  padding: 10px 14px 10px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background 300ms, color 300ms, border-color 300ms;
}
.nav.is-light {
  background: rgba(255, 255, 255, 0.7);
  border-color: rgba(15, 21, 48, 0.08);
  color: var(--ink-1);
}
.nav-logo {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 18px;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
  color: inherit;
  text-decoration: none;
}
.nav-logo-mark {
  width: 28px;
  height: 28px;
  display: block;
  object-fit: contain;
}
.nav-links {
  display: flex;
  gap: 4px;
  font-size: 14px;
}
.nav-links a,
.nav-links .nav-link-button {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  padding: 8px 12px;
  border-radius: 8px;
  transition: background 150ms, color 150ms;
  background: transparent;
  border: 0;
  font: inherit;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.nav-links a:hover,
.nav-links .nav-link-button:hover { background: rgba(255,255,255,0.06); color: #fff; }
.nav.is-light .nav-links a,
.nav.is-light .nav-links .nav-link-button { color: var(--ink-5); }
.nav.is-light .nav-links a:hover,
.nav.is-light .nav-links .nav-link-button:hover { background: rgba(0,0,0,0.04); color: var(--ink-1); }
.nav-chevron {
  display: inline-block;
  transition: transform 200ms ease;
  font-size: 9px;
  opacity: 0.7;
}
.nav-submenu-wrap.is-open .nav-chevron { transform: rotate(180deg); }

/* === Submenu (dropdown) Funcionalidades === */
.nav-submenu-wrap { position: relative; }
.nav-submenu {
  display: none;
  flex-direction: column;
  gap: 2px;
}
.nav-submenu-wrap.is-open .nav-submenu { display: flex; }
.nav-submenu-title {
  display: block;
  padding: 4px 12px 6px;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
}
.nav.is-light .nav-submenu-title { color: var(--ink-6); }
.nav-submenu-item {
  display: flex !important;
  flex-direction: column;
  gap: 2px;
  padding: 10px 12px !important;
}
.nav-submenu-item-title {
  font-size: 14px;
  font-weight: 500;
  color: rgba(255,255,255,0.92);
  letter-spacing: -0.005em;
}
.nav.is-light .nav-submenu-item-title { color: var(--ink-1); }
.nav-submenu-item-sub {
  font-size: 12px;
  color: rgba(255,255,255,0.55);
}
.nav.is-light .nav-submenu-item-sub { color: var(--ink-5); }

@media (min-width: 761px) {
  /* Desktop: dropdown floats abaixo do botão */
  .nav-submenu {
    position: absolute;
    top: calc(100% + 10px);
    left: -8px;
    background: rgba(10, 14, 28, 0.96);
    backdrop-filter: blur(28px) saturate(140%);
    -webkit-backdrop-filter: blur(28px) saturate(140%);
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 14px;
    padding: 10px 8px 12px;
    min-width: 280px;
    box-shadow: 0 24px 48px -12px rgba(0,0,0,0.5), 0 1px 0 rgba(255,255,255,0.04) inset;
    z-index: 110;
  }
  .nav.is-light .nav-submenu {
    background: rgba(255, 255, 255, 0.98);
    border-color: rgba(15, 21, 48, 0.10);
    box-shadow: 0 24px 48px -12px rgba(15, 21, 48, 0.18);
  }
  .nav-submenu-item:hover {
    background: rgba(255,255,255,0.06);
  }
  .nav.is-light .nav-submenu-item:hover {
    background: rgba(15,21,48,0.04);
  }
}
.nav-cta { display: flex; gap: 8px; }
.nav-cta .btn { padding: 8px 14px; font-size: 13px; }
.nav.is-light .nav-cta .btn-secondary {
  color: var(--ink-1);
  background: rgba(15,21,48,0.04);
  border: 1px solid rgba(15,21,48,0.08);
}
.nav.is-light .nav-cta .btn-secondary:hover {
  background: rgba(15,21,48,0.07);
}
/* ============ LANG SWITCHER ============ */
.mono { font-family: var(--font-mono, ui-monospace, "SF Mono", Menlo, Consolas, monospace); letter-spacing: 0.02em; }

.lang-switch { position: relative; margin-right: 6px; }

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 10px 6px 8px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: 999px;
  color: rgba(255, 255, 255, 0.72);
  font: inherit;
  cursor: pointer;
  transition: color 200ms cubic-bezier(0.22, 1, 0.36, 1),
              border-color 200ms cubic-bezier(0.22, 1, 0.36, 1),
              background 200ms cubic-bezier(0.22, 1, 0.36, 1);
}
.lang-btn:hover { color: #FFFFFF; border-color: rgba(255, 255, 255, 0.14); background: rgba(255, 255, 255, 0.04); }
.lang-switch.is-open .lang-btn { color: #FFFFFF; border-color: rgba(255, 255, 255, 0.14); background: rgba(255, 255, 255, 0.04); }

/* Variante light (.nav.is-light) */
.nav.is-light .lang-btn { border-color: rgba(15, 21, 48, 0.10); color: var(--ink-3); }
.nav.is-light .lang-btn:hover,
.nav.is-light .lang-switch.is-open .lang-btn { color: var(--ink-1); border-color: rgba(15, 21, 48, 0.16); background: rgba(15, 21, 48, 0.04); }

.lang-flag {
  display: inline-grid;
  place-items: center;
  width: 18px;
  height: 18px;
  border-radius: 999px;
  overflow: hidden;
  flex-shrink: 0;
}
.lang-code {
  font-size: 11px;
  letter-spacing: 0.06em;
  font-weight: 500;
}
.lang-chev {
  transition: transform 200ms cubic-bezier(0.22, 1, 0.36, 1);
  color: rgba(255, 255, 255, 0.45);
}
.nav.is-light .lang-chev { color: var(--ink-6); }
.lang-switch.is-open .lang-chev { transform: rotate(180deg); }

.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  min-width: 200px;
  margin: 0;
  padding: 6px;
  background: #0A0A0A;
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 12px;
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.6),
    0 0 0 1px rgba(255, 255, 255, 0.03) inset;
  list-style: none;
  z-index: 200;
}
.nav.is-light .lang-menu {
  background: #FFFFFF;
  border-color: rgba(15, 21, 48, 0.10);
  box-shadow: 0 20px 60px rgba(15, 21, 48, 0.18);
}
.lang-menu li { margin: 0; }

.lang-opt {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 10px;
  background: transparent;
  border: 0;
  border-radius: 8px;
  color: rgba(255, 255, 255, 0.72);
  text-align: left;
  cursor: pointer;
  font: inherit;
  transition: background 150ms, color 150ms;
}
.lang-opt:hover { background: rgba(255, 255, 255, 0.04); color: #FFFFFF; }
.lang-opt.is-active { color: #FFFFFF; background: rgba(255, 255, 255, 0.04); }
.nav.is-light .lang-opt { color: var(--ink-3); }
.nav.is-light .lang-opt:hover { background: rgba(15, 21, 48, 0.04); color: var(--ink-1); }
.nav.is-light .lang-opt.is-active { color: var(--ink-1); background: rgba(15, 21, 48, 0.04); }

.lang-opt-label { flex: 1; font-size: 14px; }
.lang-opt-short { font-size: 11px; opacity: 0.55; letter-spacing: 0.04em; }

/* Variante drawer (mobile) — ocupa largura total */
.lang-switch.is-drawer { width: 100%; margin: 0; }
.lang-switch.is-drawer .lang-btn { width: 100%; justify-content: space-between; padding: 12px 16px; }
.lang-switch.is-drawer .lang-menu { left: 0; right: 0; }

/* No mobile, lang-switch SO aparece dentro do drawer aberto.
   Quando fechado: escondido. Hamburger fica solto na direita. */
@media (max-width: 760px) {
  .lang-switch { display: none; }
  .nav.is-open .lang-switch {
    display: flex;
    width: 100%;
    order: 99;
    margin-right: 0;
  }
  .nav.is-open .lang-switch .lang-btn {
    width: 100%;
    justify-content: space-between;
    padding: 12px 16px;
  }
  .nav.is-open .lang-menu {
    position: static;
    margin-top: 6px;
    width: 100%;
  }
}

/* === NAV TOGGLE (hamburger) — apenas mobile === */
.nav-toggle {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  background: rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  cursor: pointer;
  padding: 0;
  align-items: center;
  justify-content: center;
  transition: background 180ms, border-color 180ms;
}
.nav.is-light .nav-toggle {
  border-color: rgba(15, 21, 48, 0.10);
  background: rgba(15, 21, 48, 0.03);
}
.nav-toggle:hover { background: rgba(255, 255, 255, 0.08); }
.nav.is-light .nav-toggle:hover { background: rgba(15, 21, 48, 0.06); }
.nav-toggle-bars {
  position: relative;
  width: 18px;
  height: 12px;
}
.nav-toggle-bars::before,
.nav-toggle-bars::after,
.nav-toggle-bars > span {
  content: "";
  position: absolute;
  left: 0;
  width: 18px;
  height: 1.6px;
  background: rgba(255, 255, 255, 0.85);
  border-radius: 2px;
  transition: transform 220ms ease, opacity 180ms ease, top 220ms ease;
}
.nav-toggle-bars::before { top: 0; }
.nav-toggle-bars > span { top: 5px; }
.nav-toggle-bars::after { top: 10px; }
.nav.is-light .nav-toggle-bars::before,
.nav.is-light .nav-toggle-bars::after,
.nav.is-light .nav-toggle-bars > span { background: var(--ink-1); }
.nav.is-open .nav-toggle-bars::before {
  top: 5px;
  transform: rotate(45deg);
}
.nav.is-open .nav-toggle-bars::after {
  top: 5px;
  transform: rotate(-45deg);
}
.nav.is-open .nav-toggle-bars > span { opacity: 0; }

@media (max-width: 760px) {
  .nav {
    flex-wrap: wrap;
    padding: 10px 12px 10px 16px;
  }
  .nav-toggle { display: inline-flex; }
  /* Esconde links + CTA por padrão no mobile */
  .nav-links,
  .nav-cta { display: none; }

  /* Quando .is-open, links + CTA viram drawer vertical */
  .nav.is-open {
    background: rgba(10, 14, 28, 0.92);
    backdrop-filter: blur(28px) saturate(140%);
    -webkit-backdrop-filter: blur(28px) saturate(140%);
  }
  .nav.is-light.is-open {
    background: rgba(255, 255, 255, 0.96);
  }
  .nav.is-open .nav-links,
  .nav.is-open .nav-cta {
    display: flex;
    flex-direction: column;
    width: 100%;
    gap: 4px;
    padding-top: 10px;
    margin-top: 8px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
  }
  .nav.is-light.is-open .nav-links,
  .nav.is-light.is-open .nav-cta {
    border-top-color: rgba(15, 21, 48, 0.08);
  }
  .nav.is-open .nav-links a {
    padding: 12px 14px;
    font-size: 15px;
    border-radius: 10px;
  }
  .nav.is-open .nav-cta {
    gap: 8px;
    padding-top: 6px;
    margin-top: 0;
    border-top: none;
  }
  .nav.is-open .nav-cta .btn {
    width: 100%;
    justify-content: center;
    padding: 12px 16px;
    font-size: 14px;
  }
}

/* === DARK TAIL — single elevated card holding CTA + footer === */
.dark-tail {
  background: #F7F7F7;
  padding: 80px 24px 0;
  position: relative;
}
.dt-card {
  position: relative;
  max-width: 1320px;
  margin: 0 auto;
  border-radius: 40px 40px 0 0;
  overflow: hidden;
  isolation: isolate;
  background:
    radial-gradient(ellipse 60% 80% at 50% 0%, rgba(31, 70, 224, 0.30), transparent 65%),
    linear-gradient(180deg, #05070F 0%, #070A18 30%, #0B1226 70%, #0F1A40 100%);
  border: 1px solid rgba(255,255,255,0.06);
  border-bottom: none;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.06) inset,
    0 -40px 80px -30px rgba(31,70,224,0.25),
    0 -80px 160px -60px rgba(74,111,245,0.18),
    0 24px 60px -20px rgba(0,0,0,0.35);
}
.dt-glow { position: absolute; inset: 0; pointer-events: none; z-index: 0; }
.dt-glow-a {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 1200px;
  height: 800px;
  background: radial-gradient(ellipse 60% 50% at 50% 50%, rgba(74, 111, 245, 0.45), transparent 70%);
  filter: blur(60px);
}
.dt-glow-b, .dt-glow-c { display: none; }
.dt-grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  -webkit-mask-image: radial-gradient(ellipse 70% 80% at 50% 30%, black 30%, transparent 80%);
  mask-image: radial-gradient(ellipse 70% 80% at 50% 30%, black 30%, transparent 80%);
}
.dt-noise {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.05;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  mix-blend-mode: overlay;
}
.dt-cta {
  position: relative;
  z-index: 2;
  padding: 80px 56px 80px;
  max-width: 880px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.dt-cta .fc-lead { margin-left: auto; margin-right: auto; max-width: 56ch; }
.dt-cta-actions {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}
.dt-divider {
  position: relative;
  z-index: 2;
  height: 1px;
  margin: 0 56px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.12), transparent);
}
.dt-card .footer {
  position: relative;
  z-index: 2;
  background: transparent !important;
  border-top: none !important;
  padding: 64px 0 40px;
}

.fc-content { max-width: 720px; margin: 0 auto; }
.fc-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 7px 16px 6px;
  border-radius: 999px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.10);
  color: rgba(255,255,255,0.85);
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.fc-eyebrow-dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #7A99FF;
  box-shadow: 0 0 10px #7A99FF;
  animation: fcdotpulse 1.8s ease-in-out infinite;
}
@keyframes fcdotpulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.55; transform: scale(0.8); }
}
.fc-title {
  font-family: var(--font-display);
  font-size: clamp(40px, 4.4vw, 64px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 600;
  color: #FFFFFF;
  margin-top: 24px;
  text-wrap: balance;
}
.fc-title-grad {
  background: linear-gradient(180deg, #FFFFFF 0%, #7A99FF 85%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  color: transparent;
}
.fc-lead {
  margin-top: 28px;
  font-size: 17px;
  line-height: 1.6;
  color: rgba(255,255,255,0.65);
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}
.fc-cta {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px 14px 26px;
  border-radius: 999px;
  background: linear-gradient(180deg, #5279FF, #1F46E0);
  color: #FFFFFF;
  text-decoration: none;
  font-size: 15.5px;
  font-weight: 500;
  letter-spacing: -0.005em;
  box-shadow:
    0 1px 0 rgba(255,255,255,0.25) inset,
    0 0 0 1px rgba(255,255,255,0.10) inset,
    0 18px 40px -12px rgba(31,70,224,0.55);
  transition: transform 0.18s ease, box-shadow 0.25s ease;
}
.fc-cta:hover {
  transform: translateY(-1px);
  box-shadow:
    0 1px 0 rgba(255,255,255,0.28) inset,
    0 0 0 1px rgba(255,255,255,0.12) inset,
    0 22px 50px -12px rgba(31,70,224,0.65),
    0 0 0 6px rgba(74,111,245,0.18);
}
.fc-cta-arrow {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px; height: 22px;
  border-radius: 999px;
  background: rgba(255,255,255,0.15);
  transition: transform 0.18s ease;
}
.fc-cta:hover .fc-cta-arrow { transform: translateX(2px); }
.fc-microcopy {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: rgba(255,255,255,0.45);
}

/* === FOOTER (lives inside .dt-card) === */
.dt-card .container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}
.footer {
  padding: 80px 0 40px;
  background: transparent;
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}
.footer-logo {
  display: block;
  height: 28px;
  width: auto;
}
.footer-tag {
  font-size: 14px;
  color: rgba(255,255,255,0.55);
  max-width: 36ch;
}
.footer-addr {
  font-family: var(--font-mono);
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.45);
  margin-bottom: 4px;
}
.footer-col a {
  color: rgba(255,255,255,0.72);
  text-decoration: none;
  font-size: 14px;
  transition: color 150ms;
}
.footer-col a:hover { color: #7A99FF; }
.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: rgba(255,255,255,0.40);
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 1000px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .dt-cta { padding: 64px 32px; }
}
@media (max-width: 720px) {
  .dark-tail { padding: 56px 14px 0; }
  .dt-card { border-radius: 28px 28px 0 0; }
  .dt-cta { padding: 56px 22px; }
  .dt-divider { margin: 0 24px; }
  .dt-card .footer { padding: 48px 0 32px; }
  .fc-title { font-size: clamp(36px, 8vw, 48px); }
  .fc-lead { font-size: 15.5px; }
}