/*
Theme Name: ZVOX
Theme URI: https://zvox.com.br/
Author: 369STUDIO
Author URI: https://369studio.com.br/
Description: Tema institucional one-page da ZVOX Tecnologia - soluções completas em telecomunicação. Sem dependências externas, sem build: PHP + HTML + CSS + JS puro.
Version: 1.3.3
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: zvox
Tags: one-page, dark, responsive, custom-menu, featured-images
*/

/* ===== 1. Design tokens ===== */
:root {
  --zvox-dark-blue: #051023;
  --zvox-steel-blue: #337cf8;
  --zvox-seagreen: #16c78c;
  --zvox-white: #ffffff;
  --zvox-soft-blue: #0f1b30;
  --zvox-elegance: #cfcfd0;
  --zvox-font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --zvox-container: 1200px;
}

/* ===== 2. Base ===== */
*,
*::before,
*::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background-color: var(--zvox-dark-blue);
  color: var(--zvox-white);
  font-family: var(--zvox-font);
  -webkit-font-smoothing: antialiased;
  line-height: 1.6;
  overflow-x: hidden;
}

::selection { background: var(--zvox-steel-blue); color: #fff; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: #0a1420; }
::-webkit-scrollbar-thumb { background: #1c3b70; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #337cf8; }

img { max-width: 100%; height: auto; }

a { color: inherit; }

/* Skip link (visually hidden until focused) + visible keyboard focus. */
.skip-link {
  position: absolute;
  left: 1rem;
  top: -100px;
  z-index: 100;
  padding: 0.625rem 1rem;
  border-radius: 8px;
  background: var(--zvox-steel-blue);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: top 0.2s ease;
}
.skip-link:focus { top: 1rem; }
:focus-visible {
  outline: 2px solid var(--zvox-seagreen);
  outline-offset: 2px;
}

.container-zvox {
  width: 100%;
  max-width: var(--zvox-container);
  margin-inline: auto;
  padding-inline: 1.25rem;
}

.text-gradient {
  background: linear-gradient(135deg, #337cf8, #16c78c);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
/* Título do hero: reveal por linha com máscara + gradiente animado. */
.hero-title .hero-line { display: block; overflow: hidden; }
.hero-title .hero-line > span { display: inline-block; transform: translateY(110%); animation: hero-line-up 1s cubic-bezier(0.16, 1, 0.3, 1) forwards; }
.hero-title .hero-line:nth-child(2) > span { animation-delay: 0.12s; }
.hero-title .hero-line:nth-child(3) > span { animation-delay: 0.24s; }
@keyframes hero-line-up { to { transform: none; } }
.hero-title .text-gradient { background-image: linear-gradient(115deg, #337cf8 0%, #16c78c 38%, #3fe0a8 50%, #16c78c 62%, #337cf8 100%); background-size: 220% auto; animation: hero-gradient 5s ease-in-out infinite alternate; }
@keyframes hero-gradient { from { background-position: 0% center; } to { background-position: 100% center; } }

.glass {
  background: rgba(15, 27, 48, 0.6);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  backdrop-filter: blur(16px) saturate(180%);
  border: 1px solid rgba(51, 124, 248, 0.12);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.btn-steel {
  display: inline-block;
  background: linear-gradient(135deg, #337cf8, #16c78c);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}
.btn-steel:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(51, 124, 248, 0.4);
  color: #fff;
}

.btn-ghost {
  display: inline-block;
  padding: 0.875rem 2rem;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #fff;
  font-weight: 600;
  text-decoration: none;
  transition: border-color 0.2s ease, background 0.2s ease;
}
.btn-ghost:hover {
  border-color: rgba(51, 124, 248, 0.6);
  background: rgba(15, 27, 48, 0.5);
}

.eyebrow {
  color: var(--zvox-seagreen);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-title {
  margin: 0.75rem 0 0;
  font-size: 1.875rem;
  line-height: 1.2;
  font-weight: 700;
}

.section-lead { color: var(--zvox-elegance); margin-top: 1rem; }

/* ===== 3. Header / nav ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  background: transparent;
  transition: background 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: rgba(5, 16, 35, 0.85);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
  border-bottom-color: rgba(51, 124, 248, 0.15);
}
.site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 2rem;
}
.site-logo img { height: 3.6rem; width: auto; display: block; }
.nav-links { display: none; align-items: center; gap: 2rem; list-style: none; margin: 0; padding: 0; }
.nav-links a {
  color: var(--zvox-elegance);
  text-decoration: none;
  font-size: 1rem;
  font-weight: 500;
  transition: color 0.2s ease;
}
.nav-links a:hover { color: #fff; }
.nav-cta {
  font-size: 1rem;
  padding: 0.625rem 1.25rem;
  border-radius: 8px;
}
.menu-toggle {
  background: none;
  border: none;
  color: #fff;
  padding: 0.5rem;
  cursor: pointer;
  display: block;
}
.mobile-menu {
  display: none;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem 1.5rem 1.25rem;
  background: var(--zvox-dark-blue);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.mobile-menu.is-open { display: flex; }
.mobile-menu a:not(.btn-steel) {
  color: var(--zvox-elegance);
  text-decoration: none;
  padding: 0.5rem 0;
  font-size: 1rem;
}
.mobile-menu a:not(.btn-steel):hover { color: #fff; }
.mobile-menu .btn-steel { text-align: center; border-radius: 8px; padding: 0.625rem 1.25rem; font-size: 1rem; }

/* ===== 4. Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
  text-align: center;
  padding: 8rem 0 5rem;
}
.hero-video{position:fixed;inset:0;width:100%;height:100%;object-fit:cover;opacity:.45;pointer-events:none;z-index:-1}
.hero h1, .hero .subtitle { text-shadow: 0 2px 24px rgba(0, 0, 0, 0.65); }
.hero .container-zvox{position:relative;z-index:2}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.375rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(51, 124, 248, 0.3);
  background: rgba(15, 27, 48, 0.6);
  font-size: 0.875rem;
  color: var(--zvox-elegance);
  margin-bottom: 2rem;
}
.hero-badge .dot {
  width: 0.5rem; height: 0.5rem;
  border-radius: 50%;
  background: var(--zvox-seagreen);
  animation: pulse 1.6s ease-in-out infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.35; } }
.hero h1 {
  font-size: 2.25rem;
  line-height: 1.15;
  font-weight: 800;
  margin: 0 0 1.5rem;
}
.hero .subtitle {
  color: var(--zvox-elegance);
  font-size: 1rem;
  max-width: 42rem;
  margin: 0 auto 2.5rem;
}
.hero-actions { display: flex; flex-direction: column; gap: 1rem; align-items: center; }
.hero-actions .btn-steel { padding: 0.875rem 2rem; border-radius: 12px; }
.scroll-hint {
  position: absolute;
  bottom: 2rem; left: 50%;
  z-index: 2;
  transform: translateX(-50%);
  color: rgba(207, 207, 208, 0.6);
  animation: bounce 1.8s ease-in-out infinite;
}
@keyframes bounce { 0%, 100% { transform: translate(-50%, 0); } 50% { transform: translate(-50%, 8px); } }

/* ===== 5. Stats ===== */
.stats { padding: 4rem 0; border-block: 1px solid rgba(255, 255, 255, 0.05); }
.stats-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.5rem; text-align: center; }
.stat-value { font-size: 2.25rem; font-weight: 800; color: #fff; }
.stat-label { margin-top: 0.5rem; color: var(--zvox-elegance); font-size: 1rem; }

/* ===== 6. About ===== */
.section-pad { padding: 6rem 0; }
.scroll-anchor { scroll-margin-top: 5rem; }
.about-grid { display: grid; gap: 3.5rem; align-items: center; }
.about-body { display: flex; flex-direction: column; gap: 1rem; color: var(--zvox-elegance); }
.about-body p { margin: 0; }
.about-cta { margin-top: 2rem; padding: 0.75rem 1.75rem; border-radius: 12px; align-self: flex-start; }
.about-card {
  border-radius: 1rem;
  padding: 2rem;
  position: relative;
  overflow: hidden;
}
.about-card .glow { position: absolute; width: 18rem; height: 18rem; border-radius: 50%; filter: blur(60px); pointer-events: none; }
.about-card .glow-blue { top: -5rem; right: -5rem; opacity: 0.3; background: radial-gradient(circle, #337cf8, transparent 60%); }
.about-card .glow-green { bottom: -5rem; left: -5rem; opacity: 0.2; background: radial-gradient(circle, #16c78c, transparent 60%); }
.about-card .inner { position: relative; }
.about-card img { height: 4rem; width: auto; margin-bottom: 1.5rem; }
.about-card .about-dna { display: block; width: calc(100% + 4rem); max-width: none; margin: -2rem -2rem 1.5rem; }
.about-card .about-dna img { display: block; width: 100%; height: auto; }
.about-card blockquote { margin: 0; font-size: 1.125rem; font-weight: 500; line-height: 1.6; color: #fff; }
.about-mini { margin-top: 1.5rem; display: grid; grid-template-columns: 1fr; gap: 1rem; font-size: 0.875rem; }
.about-mini .mini { background: var(--zvox-soft-blue); border-radius: 12px; padding: 1rem; border: 1px solid rgba(255, 255, 255, 0.05); }
.about-mini .num { font-size: 1.5rem; font-weight: 700; margin-bottom: 0.25rem; }
.about-mini .lbl { color: var(--zvox-elegance); font-size: 0.875rem; }

/* ===== 7. Services ===== */
.section-head { text-align: center; max-width: 42rem; margin: 0 auto 4rem; }
/* Cards size to their own content: opening one never stretches its row siblings. */
.services-grid { display: grid; gap: 1.5rem; align-items: start; }
/* All cards closed: equal-height row so the margin-top:auto toggles share a baseline.
   Any card open: back to start so siblings stay retracted. (:has = evergreen 2023+.) */
.services-grid:not(:has(.service-card.is-open)) { align-items: stretch; }
.service-card {
  border-radius: 1rem;
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  transition: border-color 0.3s ease, transform 0.3s ease;
}
.service-card:hover { border-color: rgba(51, 124, 248, 0.4); transform: translateY(-4px); }
.service-icon { margin-bottom: 1.25rem; display: flex; justify-content: center; color: var(--zvox-seagreen); }
.service-icon img { width: 58px; height: 58px; filter: drop-shadow(0 0 1px currentColor); }
.service-card h3 { font-size: 1.125rem; margin: 0 0 0.5rem; }
.service-card > p { font-size: 1rem; color: var(--zvox-elegance); line-height: 1.7; margin: 0; min-height: 0; }
.service-details { overflow: hidden; max-height: 0; opacity: 0; transition: max-height 0.35s ease, opacity 0.3s ease; }
.service-card.is-open .service-details { max-height: 2000px; opacity: 1; }
.service-detail-list { margin-top: 1.25rem; border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 1.25rem; display: flex; flex-direction: column; gap: 0.75rem; }
.service-detail-item {
  padding: 1rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  transition: border-color 0.2s ease;
}
.service-detail-item:hover { border-color: rgba(22, 199, 140, 0.3); }
.service-detail-check {
  flex-shrink: 0;
  width: 2rem; height: 2rem;
  border-radius: 8px;
  background: linear-gradient(135deg, #337cf8, #16c78c);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.service-detail-item h4 { margin: 0; font-size: 1rem; font-weight: 600; color: #fff; }
.service-detail-item p { margin: 0.25rem 0 0; font-size: 0.875rem; color: var(--zvox-elegance); line-height: 1.6; }
.service-tags { margin-top: 1.25rem; border-top: 1px solid rgba(255, 255, 255, 0.1); padding-top: 1.25rem; display: flex; flex-wrap: wrap; gap: 0.5rem; list-style: none; padding-left: 0; }
.service-tags li {
  font-size: 0.875rem;
  padding: 0.375rem 0.75rem;
  border-radius: 999px;
  background: rgba(51, 124, 248, 0.1);
  color: var(--zvox-seagreen);
  border: 1px solid rgba(22, 199, 140, 0.2);
}
.service-expert {
  margin-top: 1.25rem;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--zvox-seagreen);
  text-decoration: none;
  transition: color 0.2s ease;
}
.service-expert:hover { color: #fff; }
.service-card .service-details { margin-bottom: 1.5rem; }
.service-toggle {
  align-self: flex-end;
  margin-top: auto;
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 0.875rem;
  border-radius: 12px;
  border: 1px solid rgba(22, 199, 140, 0.35);
  background: transparent;
  color: var(--zvox-seagreen);
  cursor: pointer;
  transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.service-toggle:hover { background: rgba(22, 199, 140, 0.1); border-color: rgba(22, 199, 140, 0.6); color: #fff; }
.service-toggle:focus-visible {
  outline: 2px solid var(--zvox-seagreen);
  outline-offset: 2px;
}
/* CSS glyphs replacing the repeated decorative inline SVGs (checks, arrows, chevrons). */
.service-detail-check::before,
.feature-toggle .check::before {
  content: "\2713";
  font-size: 1rem;
  font-weight: 700;
  line-height: 1;
}
.service-expert::after { content: "\2192"; }
.process-arrow::before { content: "\2192"; font-size: 1.5rem; line-height: 1; }
.service-toggle::after,
.feature-toggle::after {
  content: "";
  width: 0.5rem; height: 0.5rem;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.25s ease;
  flex-shrink: 0;
}
.service-card.is-open .service-toggle::after { transform: rotate(225deg); }

/* ===== 7b. Nested L2 sub-accordion (Operadora pilot, rolled out to Datacenter + Segurança) ===== */
/* Scoped under the three detailed cards so the pill cards are unaffected. */
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-list {
  margin-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 0.5rem;
  display: flex;
  flex-direction: column;
}
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-item:last-child { border-bottom: 0; }
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.625rem;
  min-height: 44px;
  padding: 0.75rem 0.25rem;
  background: transparent;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
  transition: color 0.2s ease;
}
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-toggle::before {
  content: "\2713";
  flex-shrink: 0;
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1;
  color: var(--zvox-seagreen);
}
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-toggle::after {
  content: "";
  width: 0.5rem; height: 0.5rem;
  margin-left: auto;
  flex-shrink: 0;
  border-right: 2px solid currentColor;
  border-bottom: 2px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.25s ease;
}
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-toggle:hover { color: var(--zvox-seagreen); }
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-toggle:focus-visible {
  outline: 2px solid var(--zvox-seagreen);
  outline-offset: 2px;
  border-radius: 4px;
}
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-item.is-open .service-sub-toggle::after { transform: rotate(225deg); }
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-body {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.25s ease, opacity 0.2s ease;
}
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-item.is-open .service-sub-body { max-height: 500px; opacity: 1; }
:is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-body p {
  margin: 0;
  padding: 0 0.25rem 0.875rem 1.4375rem;
  font-size: 0.875rem;
  color: var(--zvox-elegance);
  line-height: 1.6;
}
@media (prefers-reduced-motion: reduce) {
  :is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-toggle::after,
  :is(#service-details-operadora, #service-details-datacenter, #service-details-seguranca) .service-sub-body { transition: none; }
}

/* ===== 7c. Static sub-list rows (Consultoria / PABX / 3CX) — same row look, non-interactive ===== */
:is(#service-details-consultoria, #service-details-pabx, #service-details-3cx) .service-sub-list {
  margin-top: 1.25rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 0.5rem;
  display: flex;
  flex-direction: column;
}
:is(#service-details-consultoria, #service-details-pabx, #service-details-3cx) .service-sub-item {
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
:is(#service-details-consultoria, #service-details-pabx, #service-details-3cx) .service-sub-item:last-child { border-bottom: 0; }
:is(#service-details-consultoria, #service-details-pabx, #service-details-3cx) .service-sub-static-label {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  min-height: 44px;
  padding: 0.75rem 0.25rem;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #fff;
}
:is(#service-details-consultoria, #service-details-pabx, #service-details-3cx) .service-sub-static-label::before {
  content: "\2713";
  flex-shrink: 0;
  font-size: 0.8125rem;
  font-weight: 700;
  line-height: 1;
  color: var(--zvox-seagreen);
}

/* ===== 8. Coverage + process ===== */
.coverage-grid { display: grid; gap: 3rem; align-items: center; margin-bottom: 6rem; }
.coverage-stat { display: flex; align-items: center; gap: 2rem; }
.coverage-number { font-size: 4.5rem; line-height: 1; font-weight: 800; }
.coverage-word { font-size: 1.25rem; font-weight: 700; }
.coverage-sub { color: var(--zvox-elegance); font-size: 1rem; margin-top: 0.25rem; }
.coverage-body { color: var(--zvox-elegance); line-height: 1.7; }
.process-grid { display: grid; gap: 2rem; }
.process-card { border-radius: 1rem; padding: 2rem; position: relative; transition: border-color 0.3s ease; }
.process-card:hover { border-color: rgba(51, 124, 248, 0.4); }
.process-step { font-size: 3rem; font-weight: 800; opacity: 0.3; }
.process-card h3 { margin: 1rem 0 0; font-size: 1.125rem; }
.process-card p { margin: 0.5rem 0 0; font-size: 1rem; color: var(--zvox-elegance); line-height: 1.7; }
.process-arrow { display: none; }

/* ===== 9. ZVOX Chat ===== */
.chat-section { position: relative; overflow: hidden; }
.chat-glow { position: absolute; top: 0; right: 0; width: 24rem; height: 24rem; border-radius: 50%; filter: blur(80px); opacity: 0.2; background: radial-gradient(circle, #337cf8, transparent 60%); pointer-events: none; }
.chat-intro { max-width: 48rem; margin: 0 auto; text-align: center; position: relative; }
.chat-intro .lead { color: var(--zvox-elegance); line-height: 1.7; margin-bottom: 2rem; }
.channels-title { font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: 1.25rem; }
.channels { display: flex; flex-wrap: wrap; justify-content: center; gap: 1rem; margin-bottom: 1rem; }
.channel { display: flex; flex-direction: column; align-items: center; gap: 0.625rem; width: 6rem; }
.channel-tile {
  width: 4rem; height: 4rem;
  border-radius: 1rem;
  background: linear-gradient(135deg, #337cf8, #16c78c);
  display: flex; align-items: center; justify-content: center;
  color: #fff;
  box-shadow: 0 8px 24px rgba(51, 124, 248, 0.2);
}
.channel-tile svg { width: 2rem; height: 2rem; }
.channel span:last-child { font-size: 0.875rem; font-weight: 600; text-align: center; line-height: 1.3; }
.chat-features { max-width: 56rem; margin: 3rem auto 0; }
.chat-features-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.5rem; }
.chat-features-head h3 { margin: 0; font-size: 1.25rem; }
.chat-count { font-size: 0.875rem; font-weight: 500; color: var(--zvox-seagreen); background: rgba(15, 53, 45, 0.2); padding: 0.25rem 0.75rem; border-radius: 999px; }
.feature-group { border-radius: 1rem; border: 1px solid rgba(255, 255, 255, 0.1); background: rgba(255, 255, 255, 0.03); overflow: hidden; }
.feature-group + .feature-group { margin-top: 1rem; }
.feature-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1.25rem 1.5rem;
  background: none;
  border: none;
  color: #fff;
  text-align: left;
  cursor: pointer;
  transition: background 0.2s ease;
}
.feature-toggle:hover { background: rgba(255, 255, 255, 0.04); }
.feature-toggle .check {
  flex-shrink: 0;
  width: 2.25rem; height: 2.25rem;
  border-radius: 12px;
  background: linear-gradient(135deg, #337cf8, #16c78c);
  display: flex; align-items: center; justify-content: center;
}
.feature-toggle .grow { flex: 1; }
.feature-toggle .t { display: block; font-size: 1rem; font-weight: 700; }
.feature-toggle .c { display: block; font-size: 0.875rem; color: rgba(207, 207, 208, 0.7); margin-top: 0.125rem; }
.feature-toggle::after { border-color: var(--zvox-seagreen); }
.feature-group.is-open .feature-toggle::after { transform: rotate(225deg); }
.feature-body { overflow: hidden; max-height: 0; opacity: 0; transition: max-height 0.35s ease, opacity 0.3s ease; }
.feature-group.is-open .feature-body { max-height: 3000px; opacity: 1; }
.feature-list {
  list-style: none;
  margin: 0;
  padding: 0.25rem 1.5rem 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: grid;
  gap: 0.625rem 1.5rem;
}
.feature-list li { display: flex; align-items: flex-start; gap: 0.625rem; font-size: 1rem; color: rgba(207, 207, 208, 0.9); padding-top: 0.625rem; }
.feature-list li::before {
  content: "";
  margin-top: 0.4375rem;
  width: 0.375rem; height: 0.375rem;
  border-radius: 50%;
  background: var(--zvox-seagreen);
  flex-shrink: 0;
}
.chat-cta { text-align: center; margin-top: 2rem; }
.chat-cta .btn-steel { padding: 0.75rem 1.75rem; border-radius: 12px; }

/* ===== 10. Contact ===== */
.contact-grid { display: grid; gap: 3rem; }
.info-card { display: flex; align-items: flex-start; gap: 1rem; border-radius: 12px; padding: 1.25rem; }
.info-card svg { color: var(--zvox-seagreen); margin-top: 0.25rem; flex-shrink: 0; }
.info-card .t { font-size: 1rem; font-weight: 600; color: #fff; margin-bottom: 0.25rem; }
.info-card .d { color: var(--zvox-elegance); font-size: 1rem; }
.info-card + .info-card, .social-card { margin-top: 1.5rem; }
.social-card { border-radius: 12px; padding: 1.25rem; }
.social-row { display: flex; gap: 0.75rem; margin-top: 0.75rem; }
.social-row a {
  width: 2.5rem; height: 2.5rem;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex; align-items: center; justify-content: center;
  color: var(--zvox-elegance);
  transition: color 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}
.social-row a:hover { color: #fff; border-color: rgba(51, 124, 248, 0.5); background: var(--zvox-soft-blue); }
.contact-form { border-radius: 1rem; padding: 2rem; }
.contact-form .row2 { display: grid; gap: 1rem; }
.contact-form input,
.contact-form select {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: 8px;
  background: var(--zvox-dark-blue);
  border: 1px solid rgba(255, 255, 255, 0.1);
  color: #fff;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.2s ease;
}
.contact-form input::placeholder { color: rgba(207, 207, 208, 0.6); }
.contact-form input:focus,
.contact-form select:focus { outline: none; border-color: rgba(51, 124, 248, 0.6); }
.contact-form select { color: var(--zvox-elegance); margin-top: 1rem; }
.contact-form select option { color: #fff; background: var(--zvox-dark-blue); }
.contact-form .mt { margin-top: 1rem; }
.contact-form button[type="submit"] { width: 100%; margin-top: 1.5rem; padding: 0.875rem; border-radius: 12px; font-size: 1rem; }
.form-note { margin-top: 1rem; font-size: 0.875rem; color: rgba(207, 207, 208, 0.6); text-align: center; }
.form-success {
  display: none;
  margin-top: 1rem;
  padding: 0.875rem 1rem;
  border-radius: 8px;
  background: rgba(22, 199, 140, 0.12);
  border: 1px solid rgba(22, 199, 140, 0.4);
  color: var(--zvox-seagreen);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
}
.form-success.is-visible { display: block; }

/* ===== 11. Footer ===== */
.site-footer { border-top: 1px solid rgba(51, 124, 248, 0.15); background: rgba(5, 16, 35, 0.6); -webkit-backdrop-filter: blur(16px) saturate(180%); backdrop-filter: blur(16px) saturate(180%); }
.footer-grid { display: grid; gap: 2.5rem; padding: 3.5rem 0 0; }
.footer-brand img { height: 2.5rem; width: auto; margin-bottom: 1rem; }
.footer-brand p { color: var(--zvox-elegance); font-size: 1rem; line-height: 1.7; max-width: 24rem; margin: 0; }
.footer-h { font-size: 1rem; font-weight: 600; color: #fff; margin: 0 0 1rem; }
.footer-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-list a { color: var(--zvox-elegance); text-decoration: none; font-size: 1rem; transition: color 0.2s ease; }
.footer-list a:hover { color: #fff; }
.footer-bottom {
  margin-top: 3rem;
  padding-block: 1.5rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.875rem;
  color: rgba(207, 207, 208, 0.6);
}
.footer-credit { margin-top: 1rem; padding-top: 1rem; border-top: 1px solid rgba(255, 255, 255, 0.05); display: flex; justify-content: center; font-size: 0.875rem; color: rgba(207, 207, 208, 0.6); }
.footer-credit a { color: var(--zvox-seagreen); font-weight: 600; text-decoration: none; transition: color 0.2s ease; }
.footer-credit a:hover { color: #fff; }

/* ===== 12. Reveal on scroll (progressive enhancement) ===== */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 1s cubic-bezier(0.16, 1, 0.3, 1), transform 1s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.is-visible { opacity: 1; transform: none; }
/* Stagger de 80ms nos grids (menos é mais com o fundo em movimento). */
.services-grid > :nth-child(2), .stats-grid > :nth-child(2), .process-grid > :nth-child(2) { transition-delay: 80ms; }
.services-grid > :nth-child(3), .stats-grid > :nth-child(3), .process-grid > :nth-child(3) { transition-delay: 160ms; }
.services-grid > :nth-child(4), .stats-grid > :nth-child(4) { transition-delay: 240ms; }
.services-grid > :nth-child(5) { transition-delay: 320ms; }
.services-grid > :nth-child(6) { transition-delay: 400ms; }
/* Micro-interações: underline que cresce da esquerda para a direita. */
.nav-links a { background-image: linear-gradient(currentColor, currentColor); background-size: 0% 2px; background-repeat: no-repeat; background-position: left calc(100% - 2px); padding-bottom: 4px; transition: background-size 0.4s cubic-bezier(0.16, 1, 0.3, 1), color 0.3s ease; }
.nav-links a:hover { background-size: 100% 2px; }
/* Luz verde que segue o mouse (efeito spotlight sutil). */
.mouse-light { position: fixed; top: 0; left: 0; width: 420px; height: 420px; margin: -210px 0 0 -210px; border-radius: 50%; pointer-events: none; z-index: 60; opacity: 0; transition: opacity 0.5s ease; background: radial-gradient(circle, rgba(22, 199, 140, 0.13) 0%, rgba(22, 199, 140, 0.05) 40%, transparent 70%); will-change: transform; }
.mouse-light.is-on { opacity: 1; }
@media (hover: none), (prefers-reduced-motion: reduce) {
  .mouse-light { display: none; }
}
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  html { scroll-behavior: auto; }
  .scroll-hint { animation: none; }
  .hero-badge .dot { animation: none; }
  .hero-title .hero-line > span { animation: none; transform: none; }
  .hero-title .text-gradient { animation: none; }
}

/* ===== 13. Breakpoints (responsive) ===== */
@media (min-width: 640px) {
  .hero-actions { flex-direction: row; justify-content: center; }
  .about-mini { grid-template-columns: repeat(2, 1fr); }
  .contact-form .row2 { grid-template-columns: repeat(2, 1fr); }
  .feature-list { grid-template-columns: repeat(2, 1fr); }
  .hero-badge { font-size: 1rem; }
}

@media (min-width: 768px) {
  .nav-links { display: flex; }
  .menu-toggle { display: none; }
  .mobile-menu.is-open { display: none; }
  .hero h1 { font-size: 3.75rem; }
  .hero .subtitle { font-size: 1.25rem; }
  .stats-grid { grid-template-columns: repeat(4, 1fr); }
  .stat-value { font-size: 3rem; }
  .stat-label { font-size: 1rem; }
  .about-grid { grid-template-columns: repeat(2, 1fr); }
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .service-card > p { min-height: 6.8em; }
  .coverage-grid { grid-template-columns: repeat(2, 1fr); }
  .coverage-number { font-size: 6rem; }
  .section-title { font-size: 2.25rem; }
  .footer-grid { grid-template-columns: 2fr 1fr 1fr; }
  .footer-bottom { flex-direction: row; justify-content: space-between; }
  .process-arrow {
    display: block;
    position: absolute;
    top: 50%; right: -1.25rem;
    transform: translateY(-50%);
    color: rgba(51, 124, 248, 0.5);
  }
}

@media (min-width: 1024px) {
  .services-grid { grid-template-columns: repeat(3, 1fr); }
  .process-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-grid { grid-template-columns: repeat(2, 1fr); }
  .hero h1 { font-size: 4.5rem; }
}