/* ==========================================================================
   ZGEN Marketing — Site styles
   Navy-dominant institucional. Mint pontual.
   ========================================================================== */

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: clip; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--zg-font-sans);
  color: var(--zg-fg-1);
  background: #fff;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--zg-mint-500); color: var(--zg-navy-900); }

/* --------------------------------- Utilities ----------------------------- */
.container { max-width: 1240px; margin: 0 auto; padding: 0 clamp(24px, 5vw, 72px); }
.container-sm { max-width: 920px; margin: 0 auto; padding: 0 clamp(24px, 5vw, 72px); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 12px; font-weight: 700;
  letter-spacing: .18em; text-transform: uppercase;
  color: var(--zg-fg-2);
}
.eyebrow::before {
  content: ""; width: 24px; height: 2px;
  background: var(--zg-mint-500);
}
.eyebrow.on-dark { color: var(--zg-mint-500); }
.eyebrow.on-dark::before { background: var(--zg-mint-500); }

.display-xl {
  font: 800 clamp(48px, 7vw, 96px)/0.98 var(--zg-font-display);
  letter-spacing: -.025em;
  text-wrap: balance;
  margin: 0;
}
.display-lg {
  font: 800 clamp(36px, 4.8vw, 64px)/1.05 var(--zg-font-display);
  letter-spacing: -.02em;
  text-wrap: balance;
  margin: 0;
}
.display-md {
  font: 700 clamp(28px, 3.2vw, 44px)/1.1 var(--zg-font-display);
  letter-spacing: -.015em;
  text-wrap: balance;
  margin: 0;
}
.lede {
  font: 500 clamp(17px, 1.4vw, 20px)/1.55 var(--zg-font-sans);
  color: var(--zg-fg-2);
  max-width: 60ch;
  margin: 0;
}
.lede.on-dark { color: var(--zg-navy-200); }

.grad-text {
  background: linear-gradient(120deg, var(--zg-mint-500) 0%, var(--zg-mint-300) 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}

/* --------------------------------- Button ------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font: 700 14px var(--zg-font-sans);
  letter-spacing: .02em;
  padding: 15px 26px;
  border-radius: 999px;
  border: 0; cursor: pointer;
  transition: transform 140ms var(--zg-ease),
              box-shadow 240ms var(--zg-ease-out),
              background 240ms var(--zg-ease-out),
              color 240ms var(--zg-ease-out);
  text-decoration: none;
  white-space: nowrap;
}
.btn .arrow { transition: transform 240ms var(--zg-ease-out); }
.btn:hover .arrow { transform: translateX(4px); }
.btn--primary { background: var(--zg-mint-500); color: var(--zg-navy-900); }
.btn--primary:hover { background: var(--zg-mint-400); box-shadow: 0 14px 40px rgba(0,232,190,0.35); transform: translateY(-1px); }
.btn--primary:active { transform: scale(.98); }
.btn--ghost { background: transparent; color: var(--zg-navy-600); border: 1.5px solid var(--zg-navy-200); }
.btn--ghost:hover { border-color: var(--zg-navy-600); background: var(--zg-navy-050); }
.btn--ghost-dark { background: transparent; color: #fff; border: 1.5px solid rgba(255,255,255,.2); }
.btn--ghost-dark:hover { background: rgba(255,255,255,.06); border-color: rgba(255,255,255,.4); }

/* --------------------------------- Header ------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 60;
  background: rgba(255,255,255,.78);
  backdrop-filter: saturate(1.3) blur(18px);
  -webkit-backdrop-filter: saturate(1.3) blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color 240ms, background 240ms;
}
.site-header.is-scrolled { border-bottom-color: var(--zg-navy-100); background: rgba(255,255,255,.94); }
.site-header__row {
  display: flex; align-items: center; gap: 36px;
  padding: 16px 0;
}
.site-header__logo { display: flex; align-items: center; }
.site-header__logo img { height: 44px; width: auto; display: block; }
.site-header__nav { flex: 1; display: flex; gap: 26px; }
.site-header__nav a {
  font: 600 14px var(--zg-font-sans);
  color: var(--zg-navy-600);
  padding: 8px 0;
  position: relative;
  transition: color 240ms;
}
.site-header__nav a::after {
  content: ""; position: absolute; left: 0; right: 100%; bottom: 2px; height: 2px;
  background: var(--zg-mint-500);
  transition: right 240ms var(--zg-ease-out);
}
.site-header__nav a:hover::after, .site-header__nav a.is-active::after { right: 0; }
.site-header__nav a.is-active { color: var(--zg-navy-900); }
.site-header__cta { display: flex; gap: 10px; align-items: center; }
.site-header__burger {
  display: none; background: transparent; border: 0; padding: 8px;
  color: var(--zg-navy-600); cursor: pointer;
}
.site-header__burger svg { width: 22px; height: 22px; }
@media (max-width: 900px) {
  .site-header__row { gap: 14px; }
  .site-header__nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: #fff;
    flex-direction: column;
    padding: 6px 24px 14px;
    border-bottom: 1px solid var(--zg-navy-100);
    box-shadow: 0 24px 40px rgba(16,18,27,.14);
    display: none; gap: 0;
  }
  .site-header__nav.is-open { display: flex; }
  .site-header__nav a {
    padding: 16px 2px; font-size: 16px;
    border-bottom: 1px solid var(--zg-navy-100);
  }
  .site-header__nav a:last-child { border-bottom: 0; }
  .site-header__nav a::after { display: none; }
  .site-header__burger { display: block; order: 2; margin-left: auto; }
  .site-header__cta { order: 3; }
  .site-header__cta .btn--ghost { display: none; }
  .site-header__cta .btn--primary { padding: 12px 18px; font-size: 13px; }
  .site-header__logo img { height: 38px; }
}

/* --------------------------------- Footer ------------------------------- */
.site-footer {
  background: var(--zg-navy-900);
  color: #fff;
  position: relative;
  overflow: hidden;
}
.site-footer::before {
  content: ""; position: absolute; inset: 0;
  background:
    radial-gradient(circle at 85% 120%, rgba(0,232,190,0.18), transparent 55%),
    repeating-linear-gradient(135deg, transparent 0 64px, rgba(255,255,255,.02) 64px 65px);
  pointer-events: none;
}
.site-footer__inner {
  position: relative;
  padding: clamp(56px, 8vw, 96px) 0 40px;
  display: grid; grid-template-columns: 1.3fr 2fr; gap: 64px;
}
.site-footer__brand { max-width: 340px; }
.site-footer__brand .logo {
  display: flex; align-items: center;
}
.site-footer__brand .logo img { height: 52px; width: auto; display: block; }
.site-footer__brand p { color: var(--zg-navy-300); font-size: 14px; line-height: 1.6; margin-top: 22px; }
.site-footer__cols { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.site-footer__cols h5 {
  font: 700 12px var(--zg-font-sans);
  letter-spacing: .18em; text-transform: uppercase;
  margin: 0 0 16px; color: var(--zg-mint-500);
}
.site-footer__cols a {
  display: block; padding: 5px 0;
  color: var(--zg-navy-200); font-size: 14px;
  transition: color 240ms, transform 240ms;
}
.site-footer__cols a:hover { color: var(--zg-mint-500); transform: translateX(3px); }
.site-footer__social { display: flex; gap: 10px; margin-top: 18px; }
.site-footer__social a {
  width: 38px; height: 38px; border-radius: 999px;
  background: rgba(255,255,255,.06);
  display: inline-flex; align-items: center; justify-content: center;
  transition: background 240ms, transform 240ms;
}
.site-footer__social a:hover { background: var(--zg-mint-500); color: var(--zg-navy-900); transform: translateY(-2px); }
.site-footer__social svg { width: 16px; height: 16px; }
.site-footer__bar {
  position: relative;
  border-top: 1px solid rgba(255,255,255,.08);
  padding: 22px 0;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 12px; color: var(--zg-navy-400);
  flex-wrap: wrap; gap: 8px;
}
@media (max-width: 820px) {
  .site-footer__inner { grid-template-columns: 1fr; gap: 40px; }
  .site-footer__cols { grid-template-columns: repeat(2, 1fr); }
}

/* --------------------------- Animations --------------------------------- */
[data-reveal] {
  opacity: 0; transform: translateY(24px);
  transition: opacity 700ms var(--zg-ease-out), transform 700ms var(--zg-ease-out);
  transition-delay: var(--reveal-delay, 0ms);
}
[data-reveal].is-in { opacity: 1; transform: none; }

[data-reveal="scale"] { transform: translateY(16px) scale(.97); }
[data-reveal="scale"].is-in { transform: none; }

[data-reveal="left"] { transform: translateX(-24px); }
[data-reveal="left"].is-in { transform: none; }

[data-reveal="right"] { transform: translateX(24px); }
[data-reveal="right"].is-in { transform: none; }

@keyframes zg-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes zg-pulse {
  0%, 100% { opacity: .5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.08); }
}
@keyframes zg-breathe {
  0%, 100% { opacity: .3; }
  50% { opacity: .55; }
}
@keyframes zg-shimmer {
  0% { background-position: -200% 0; }
  100% { background-position: 200% 0; }
}
@keyframes zg-ticker {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}
@keyframes zg-dash {
  to { stroke-dashoffset: 0; }
}

/* Page section spacing */
.section { padding: clamp(72px, 10vw, 140px) 0; }
.section.tight { padding: clamp(56px, 7vw, 96px) 0; }

/* Dark section */
.section--dark { background: var(--zg-navy-900); color: #fff; position: relative; overflow: hidden; }
.section--dark .lede { color: var(--zg-navy-200); }
.section--dark::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 20% 0%, rgba(0,232,190,0.12), transparent 55%);
  pointer-events: none;
}
.section--mint-tint { background: var(--zg-navy-050); }

/* Underline accent used in hero-like titles */
.underline-mint {
  position: relative; white-space: nowrap;
}
.underline-mint::after {
  content: ""; position: absolute; left: -2%; right: -2%; bottom: -6px;
  height: 10px;
  background: var(--zg-mint-500);
  border-radius: 4px;
  z-index: -1;
  opacity: .9;
}

/* Thin separator line */
.zg-divider {
  height: 1px; border: 0;
  background: linear-gradient(90deg, transparent, var(--zg-navy-200), transparent);
  margin: 0;
}
.section--dark .zg-divider { background: linear-gradient(90deg, transparent, rgba(255,255,255,.14), transparent); }

/* ------------------------------- Cursor gradient --------------------------- */
.bg-lines {
  position: absolute; inset: 0;
  background: repeating-linear-gradient(135deg, transparent 0 56px, rgba(0,232,190,.06) 56px 57px);
  pointer-events: none;
}
.bg-glow {
  position: absolute; width: 800px; height: 800px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,232,190,.22), transparent 60%);
  pointer-events: none;
  filter: blur(10px);
}