/* =====================================================================
   ERLDEV — Stylesheet principal
   Identidade "blueprint": grid milimetrado global, tags de canto cortado,
   marcas de registro (crop-marks) e anotações em mono, como uma prancheta
   técnica. Tokens de cor/tipografia ficam em variables.css.
   ===================================================================== */

/* ---------------------------------------------------------------------
   Base + grid de fundo (papel milimetrado / cianótipo)
   --------------------------------------------------------------------- */
body {
  background: var(--bg);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  transition: background var(--transition-base), color var(--transition-base);
  overflow-x: hidden;
  position: relative;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -2;
  pointer-events: none;
  opacity: var(--grid-opacity);
  background-image:
    repeating-linear-gradient(0deg, var(--border) 0 1px, transparent 1px var(--grid-minor)),
    repeating-linear-gradient(90deg, var(--border) 0 1px, transparent 1px var(--grid-minor)),
    repeating-linear-gradient(0deg, var(--border-strong) 0 1px, transparent 1px var(--grid-major)),
    repeating-linear-gradient(90deg, var(--border-strong) 0 1px, transparent 1px var(--grid-major));
  transition: opacity var(--transition-base);
}

body::after {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(ellipse 60% 45% at 82% -5%, var(--ink-soft), transparent 60%),
              radial-gradient(ellipse 50% 40% at 0% 100%, var(--accent-amber-soft), transparent 60%);
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  letter-spacing: -0.02em;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: 24px;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: 14px;
}

.eyebrow::before {
  content: "";
  width: 26px;
  height: 1.5px;
  background: var(--border-strong);
}

.section-head.center .eyebrow {
  justify-content: center;
}

.section {
  padding-block: clamp(64px, 10vw, 128px);
  position: relative;
}

.section-head {
  max-width: 640px;
  margin-bottom: clamp(40px, 6vw, 64px);
}

.section-head.center {
  margin-inline: auto;
  text-align: center;
}

.section-title {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
  font-weight: 600;
  margin-bottom: 16px;
}

.section-title .accent,
.hero-title .accent {
  color: var(--ink);
  text-shadow: 0 0 24px var(--ink-soft);
}

.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.65;
}

.text-center { text-align: center; }

/* Skip link para acessibilidade de teclado */
.skip-link {
  position: absolute;
  top: -48px;
  left: 16px;
  background: var(--ink);
  color: var(--text-on-brand);
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  z-index: 999;
  transition: top var(--transition-fast);
}
.skip-link:focus {
  top: 16px;
}

:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 3px;
  border-radius: 2px;
}

/* ---------------------------------------------------------------------
   Botões — tag técnica de canto cortado
   --------------------------------------------------------------------- */
.btn {
  --cut: 13px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 24px;
  clip-path: polygon(0 0, calc(100% - var(--cut)) 0, 100% var(--cut), 100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut)));
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: transform var(--transition-fast), box-shadow var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
  border: 1px solid transparent;
}

.btn .icon {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover .icon {
  transform: translateX(3px);
}

.btn-primary {
  background: var(--ink);
  color: var(--text-on-brand);
  border-color: var(--ink);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-blue);
}

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn-ghost:hover {
  background: var(--ink-soft);
  border-color: var(--ink);
  color: var(--ink);
  transform: translateY(-2px);
}

.btn-sm {
  --cut: 9px;
  padding: 9px 18px;
  font-size: 0.74rem;
}

.btn-block { width: 100%; }

/* ---------------------------------------------------------------------
   Header
   --------------------------------------------------------------------- */
.site-header {
  position: fixed;
  inset-inline: 0;
  top: 0;
  z-index: 100;
  padding-block: 16px;
  transition: padding var(--transition-base), background var(--transition-base), border-color var(--transition-base);
  border-bottom: 1px solid transparent;
}

.site-header.is-scrolled {
  padding-block: 10px;
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: -0.01em;
}

.brand img {
  height: 34px;
  width: 34px;
  object-fit: cover;
  border-radius: var(--radius-sm);
}

.brand-fallback-mark {
  display: inline-grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: var(--radius-sm);
  background: var(--brand-gradient);
  color: var(--text-on-brand);
  font-weight: 800;
  font-size: 1rem;
}

.nav-desktop {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-desktop a {
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--text-secondary);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.nav-desktop a:hover {
  color: var(--ink);
  background: var(--ink-soft);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.theme-toggle {
  display: inline-grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.theme-toggle:hover {
  color: var(--ink);
  border-color: var(--ink);
  transform: rotate(12deg);
}

.theme-toggle .icon { width: 18px; height: 18px; }
.theme-toggle .icon-moon { display: none; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }

.menu-toggle {
  display: none;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: var(--radius-full);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.menu-toggle .icon { width: 20px; height: 20px; }
.menu-toggle .icon-close { display: none; }

/* Menu mobile */
.nav-mobile {
  display: none;
  position: fixed;
  inset: 0;
  top: 0;
  background: var(--bg-elevated);
  z-index: 99;
  padding: 100px 24px 40px;
  flex-direction: column;
  gap: 6px;
  overflow-y: auto;
}

.nav-mobile a {
  padding: 16px 4px;
  font-size: 1.3rem;
  font-family: var(--font-display);
  border-bottom: 1px solid var(--border);
}

body.menu-open .nav-mobile {
  display: flex;
}

body.menu-open .menu-toggle .icon-menu { display: none; }
body.menu-open .menu-toggle .icon-close { display: block; }
body.menu-open { overflow: hidden; }

/* ---------------------------------------------------------------------
   Hero
   --------------------------------------------------------------------- */
.hero {
  position: relative;
  padding-block: clamp(140px, 20vw, 220px) clamp(80px, 12vw, 140px);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(ellipse 70% 55% at 78% 8%, var(--ink-soft), transparent 60%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: -1;
  background-image: radial-gradient(circle, var(--border-strong) 1px, transparent 1.5px);
  background-size: 26px 26px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, #000 40%, transparent 100%);
  opacity: 0.7;
}

#hero-canvas {
  position: absolute;
  inset: 0;
  z-index: -1;
  width: 100%;
  height: 100%;
  opacity: 0.8;
}

.hero-content {
  max-width: 780px;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.06;
  margin-bottom: 22px;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 620px;
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 48px;
}

/* Linha de cota — divisor decorativo estilo desenho técnico */
.dimension-line {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 620px;
  margin-bottom: 22px;
}

.dimension-line .d-line {
  flex: 1;
  height: 1px;
  background: var(--border-strong);
}

.dimension-line .d-tick {
  width: 1px;
  height: 10px;
  background: var(--border-strong);
  flex-shrink: 0;
}

.dimension-line .d-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

/* ---------------------------------------------------------------------
   Cards genéricos
   --------------------------------------------------------------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: transform var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.card:hover {
  transform: translateY(-4px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.glass {
  background: color-mix(in srgb, var(--surface) 78%, transparent);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* ---------------------------------------------------------------------
   Sobre
   --------------------------------------------------------------------- */
.about-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 64px;
  align-items: center;
}

/* ---------------------------------------------------------------------
   Produtos
   --------------------------------------------------------------------- */
.products-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  counter-reset: product-fig;
}

/* Se o número de cases for ímpar, o último ocupa a linha inteira em vez de
   ficar sozinho numa coluna — evita um buraco visual ao lado dele. */
.products-grid > .product-card:last-child:nth-child(odd) {
  grid-column: 1 / -1;
}

.products-grid > .product-card:last-child:nth-child(odd) .product-features-mini {
  grid-template-columns: repeat(2, 1fr);
  column-gap: 24px;
}

.product-card {
  position: relative;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 36px;
  overflow: hidden;
  transition: transform var(--transition-base), border-color var(--transition-base);
  --pc: var(--ink);
  counter-increment: product-fig;
}

.product-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 100% 0%, color-mix(in srgb, var(--pc) 16%, transparent), transparent 55%);
  opacity: 0.9;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.product-card::after {
  content: "FIG." counter(product-fig, decimal-leading-zero);
  position: absolute;
  top: 14px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  z-index: 1;
}

.product-card:hover {
  transform: translateY(-6px);
  border-color: color-mix(in srgb, var(--pc) 55%, var(--border));
}

.product-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  position: relative;
}

.product-icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: color-mix(in srgb, var(--pc) 14%, var(--surface));
  color: var(--pc);
  border: 1px solid color-mix(in srgb, var(--pc) 35%, var(--border));
  overflow: hidden;
}

.product-icon .icon { width: 28px; height: 28px; }

.product-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
}

.product-category {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--pc);
  padding: 5px 12px;
  border: 1px solid color-mix(in srgb, var(--pc) 40%, transparent);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
}

.product-card h3 {
  font-size: 1.5rem;
  margin-bottom: 6px;
  position: relative;
}

.product-subtitle {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 16px;
  position: relative;
}

.product-summary {
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 24px;
  position: relative;
}

.product-features-mini {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
  position: relative;
}

.product-features-mini li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.88rem;
  color: var(--text-secondary);
}

.product-features-mini .icon {
  width: 16px;
  height: 16px;
  color: var(--pc);
  flex-shrink: 0;
  margin-top: 3px;
}

.product-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: relative;
  gap: 16px;
  flex-wrap: wrap;
}

.product-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.86rem;
  color: var(--pc);
}

.product-link .icon { width: 16px; height: 16px; transition: transform var(--transition-fast); }
.product-link:hover .icon { transform: translateX(4px); }

.stack-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.stack-tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  padding: 4px 10px;
  background: var(--surface-2);
  color: var(--text-muted);
  border: 1px solid var(--border);
  clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 6px, 100% 100%, 0 100%);
}

.status-badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--pc, var(--ink));
  margin-bottom: 16px;
  position: relative;
}

.status-badge::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pc, var(--ink));
  box-shadow: 0 0 8px color-mix(in srgb, var(--pc, var(--ink)) 70%, transparent);
}

/* ---------------------------------------------------------------------
   Features / Tecnologia
   --------------------------------------------------------------------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  counter-reset: feat-fig;
}

.features-grid-4 {
  grid-template-columns: repeat(2, 1fr);
}

.feature-card {
  padding: 28px;
  position: relative;
  counter-increment: feat-fig;
}

.feature-card::after {
  content: "0" counter(feat-fig);
  position: absolute;
  top: 16px;
  right: 18px;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  color: var(--text-muted);
}

.feature-icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1.5px solid var(--border-strong);
  color: var(--ink);
  margin-bottom: 18px;
  transition: background var(--transition-base), border-color var(--transition-base), color var(--transition-base);
}

.feature-icon .icon { width: 24px; height: 24px; }

.card:hover .feature-icon {
  background: var(--ink-soft);
  border-color: var(--ink);
}

.feature-card h3 {
  font-size: 1.08rem;
  margin-bottom: 8px;
}

.feature-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.6;
}

/* ---------------------------------------------------------------------
   Stack tecnológica (badges)
   --------------------------------------------------------------------- */
.stack-showcase {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  justify-content: center;
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 12px 20px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-mono);
  font-size: 0.86rem;
  color: var(--text-secondary);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition: border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.tech-badge:hover {
  color: var(--ink);
  border-color: var(--ink);
  transform: translateY(-2px);
}

.tech-badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
}

/* ---------------------------------------------------------------------
   Depoimentos
   --------------------------------------------------------------------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  padding: 30px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}

.testimonial-card::before {
  content: "\201C";
  position: absolute;
  top: 6px;
  right: 18px;
  font-family: var(--font-display);
  font-size: 2.6rem;
  color: var(--border-strong);
  line-height: 1;
}

.testimonial-quote {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.98rem;
  position: relative;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--brand-gradient);
  display: grid;
  place-items: center;
  font-weight: 700;
  color: var(--text-on-brand);
  font-size: 0.9rem;
  flex-shrink: 0;
}

.author-name {
  font-weight: 600;
  font-size: 0.92rem;
}

.author-role {
  color: var(--text-muted);
  font-size: 0.82rem;
}

/* ---------------------------------------------------------------------
   CTA final + Contato
   --------------------------------------------------------------------- */
.cta-section {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: clamp(40px, 6vw, 72px);
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: "";
  position: absolute;
  inset: 0;
  background: var(--brand-gradient-soft);
  opacity: 0.7;
  z-index: 0;
}

.cta-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
}

.cta-text h2 {
  font-size: clamp(1.7rem, 3.5vw, 2.3rem);
  margin-bottom: 14px;
}

.cta-text p {
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.contact-info {
  display: grid;
  gap: 14px;
  margin-top: 28px;
}

.contact-info a {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.contact-info a:hover { color: var(--ink); }
.contact-info .icon { width: 18px; height: 18px; color: var(--ink); }

.form-group {
  margin-bottom: 18px;
}

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong);
  background: var(--bg-elevated);
  color: var(--text-primary);
  font-size: 0.95rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--ink);
  box-shadow: 0 0 0 3px var(--ink-soft);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-feedback {
  display: none;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 18px;
}

.form-feedback.is-visible { display: block; }

.form-feedback.success {
  background: rgba(61, 220, 132, 0.12);
  border: 1px solid rgba(61, 220, 132, 0.35);
  color: #3ddc84;
}

.form-feedback.error {
  background: rgba(255, 90, 78, 0.12);
  border: 1px solid rgba(255, 90, 78, 0.35);
  color: var(--accent-red);
}

/* ---------------------------------------------------------------------
   Rodapé
   --------------------------------------------------------------------- */
.site-footer {
  border-top: 1px solid var(--border);
  padding-block: 56px 28px;
  margin-top: clamp(60px, 8vw, 100px);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
  margin-top: 14px;
  max-width: 320px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.footer-col ul {
  display: grid;
  gap: 11px;
}

.footer-col a {
  color: var(--text-secondary);
  font-size: 0.92rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover { color: var(--ink); }

.footer-socials {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.footer-socials a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px;
  border: 1px solid var(--border);
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.footer-socials a:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.footer-socials .icon { width: 16px; height: 16px; }

/* Carimbo de prancheta — título / escala / folha / revisão / data */
.title-block {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1fr 1.4fr;
  border: 1px solid var(--border);
  margin-bottom: 24px;
}

.title-block-cell {
  padding: 10px 16px;
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 4px;
  justify-content: center;
}

.title-block-cell:last-child { border-right: none; }

.title-block-cell span {
  font-family: var(--font-mono);
  font-size: 0.64rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.title-block-cell strong {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-primary);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 28px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.8rem;
}

/* ---------------------------------------------------------------------
   Botão flutuante do WhatsApp
   --------------------------------------------------------------------- */
.whatsapp-float {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 90;
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  clip-path: polygon(0 0, calc(100% - 14px) 0, 100% 14px, 100% 100%, 14px 100%, 0 calc(100% - 14px));
  background: var(--brand-gradient);
  color: var(--text-on-brand);
  box-shadow: 0 10px 30px -6px rgba(95, 212, 255, 0.4);
  transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.05);
  box-shadow: 0 16px 40px -8px rgba(95, 212, 255, 0.55);
}

.whatsapp-float .icon {
  width: 24px;
  height: 24px;
}

/* ---------------------------------------------------------------------
   Animações de entrada (scroll reveal)
   --------------------------------------------------------------------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ---------------------------------------------------------------------
   Página interna de produto
   --------------------------------------------------------------------- */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.breadcrumb a { color: var(--text-secondary); }
.breadcrumb a:hover { color: var(--ink); }

.product-hero {
  padding-block: clamp(120px, 16vw, 170px) clamp(56px, 8vw, 90px);
  position: relative;
  --pc: var(--ink);
}

.product-hero-bg {
  position: absolute;
  inset: 0;
  z-index: -1;
  background: radial-gradient(circle at 15% 0%, color-mix(in srgb, var(--pc) 16%, transparent), transparent 55%), var(--bg);
}

.product-hero-top {
  display: flex;
  align-items: center;
  gap: 18px;
  margin-bottom: 24px;
}

.product-hero .product-icon {
  width: 64px;
  height: 64px;
  border-radius: 18px;
}

.product-hero .product-icon .icon { width: 32px; height: 32px; }

.product-hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  margin-bottom: 14px;
}

.product-hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.product-hero-desc {
  max-width: 720px;
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1.02rem;
  margin-block: 24px 32px;
}

.audience-box {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 20px;
  border-radius: var(--radius-md);
  border: 1px solid color-mix(in srgb, var(--pc) 35%, var(--border));
  background: color-mix(in srgb, var(--pc) 7%, var(--surface));
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.audience-box strong { color: var(--text-primary); }

.diff-list {
  display: grid;
  gap: 14px;
}

.diff-list li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  padding: 16px 20px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 0.92rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.diff-list .icon {
  width: 18px;
  height: 18px;
  color: var(--pc, var(--ink));
  flex-shrink: 0;
  margin-top: 2px;
}

.product-nav-other {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  padding: 24px 28px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  background: var(--surface);
}

/* ---------------------------------------------------------------------
   Badge pill (hero e seções) — tag técnica
   --------------------------------------------------------------------- */
.badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 9px 18px;
  border: 1px solid var(--border-strong);
  background: color-mix(in srgb, var(--surface) 80%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  clip-path: polygon(0 0, calc(100% - 12px) 0, 100% 12px, 100% 100%, 0 100%);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.badge-pill .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink);
  box-shadow: 0 0 8px var(--ink-soft);
  flex-shrink: 0;
  animation: dot-pulse 2.4s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

@media (prefers-reduced-motion: reduce) {
  .badge-pill .dot { animation: none; }
}

.hero-tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 8px;
}

.tech-badge-sm {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 14px;
  border: 1px solid var(--border);
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - 7px) 0, 100% 7px, 100% 100%, 0 100%);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  color: var(--text-secondary);
}

.tech-badge-sm .icon { width: 14px; height: 14px; }

/* ---------------------------------------------------------------------
   Sobre — card de stats flutuante
   --------------------------------------------------------------------- */
.about-visual {
  position: relative;
  min-height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-stats-card {
  position: relative;
  width: 100%;
  max-width: 420px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: var(--surface);
  padding: 32px;
  overflow: hidden;
}

.about-stats-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 100% 0%, var(--ink-soft), transparent 55%),
    radial-gradient(circle at 0% 100%, var(--accent-amber-soft), transparent 55%);
  pointer-events: none;
}

.about-tag-row {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 28px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}

.about-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--border);
  background: var(--surface-2);
  clip-path: polygon(0 0, calc(100% - 8px) 0, 100% 8px, 100% 100%, 0 100%);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-secondary);
}

.about-tag .icon { width: 15px; height: 15px; color: var(--ink); }

.about-stats-row {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
}

.about-stat-value {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--ink);
}

.about-stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.about-checklist {
  display: grid;
  gap: 14px;
  margin-top: 24px;
}

.about-checklist li {
  display: flex;
  gap: 12px;
  align-items: flex-start;
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.about-checklist .icon {
  width: 18px;
  height: 18px;
  color: var(--ink);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ---------------------------------------------------------------------
   Serviços — ícone sólido + tag
   --------------------------------------------------------------------- */
.feature-icon-solid {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: transparent;
  border: 1.5px solid var(--ink);
  color: var(--ink);
  margin-bottom: 18px;
  transition: background var(--transition-base), color var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base);
}

.feature-icon-solid .icon { width: 24px; height: 24px; }

.feature-card:hover .feature-icon-solid {
  background: var(--ink);
  color: var(--text-on-brand);
  box-shadow: var(--glow-blue);
}

.feature-tag {
  display: block;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.76rem;
  letter-spacing: 0.02em;
  color: var(--ink);
}

/* ---------------------------------------------------------------------
   Etapas do processo (Como funciona) — log estilo terminal, com
   entrega concreta em cada etapa
   --------------------------------------------------------------------- */
.process-log {
  display: flex;
  flex-direction: column;
  max-width: 740px;
  margin-inline: auto;
}

.process-entry {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 22px;
  padding-bottom: 40px;
}

.process-entry:last-child {
  padding-bottom: 0;
}

.process-entry-marker {
  position: relative;
  display: flex;
  justify-content: center;
}

.process-entry-marker span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--surface);
  border: 1.5px solid var(--border-strong);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 0.8rem;
  color: var(--ink);
  position: relative;
  z-index: 1;
  flex-shrink: 0;
}

.process-entry:not(:last-child) .process-entry-marker::after {
  content: "";
  position: absolute;
  top: 40px;
  bottom: -40px;
  left: 50%;
  width: 0;
  transform: translateX(-50%);
  border-left: 1px dashed var(--border-strong);
}

.process-entry-body {
  padding-top: 6px;
}

.process-entry-tag {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.process-entry-body h3 {
  font-size: 1.08rem;
  margin-bottom: 10px;
}

.process-entry-body > p:not(.process-entry-tag):not(.process-entry-deliverable) {
  color: var(--text-secondary);
  font-size: 0.94rem;
  line-height: 1.6;
  margin-bottom: 14px;
}

.process-entry-deliverable {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font-size: 0.85rem;
  line-height: 1.5;
  color: var(--text-primary);
  background: var(--ink-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
}

.process-entry-deliverable .icon {
  width: 15px;
  height: 15px;
  color: var(--ink);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ---------------------------------------------------------------------
   Diferente de tudo que você já viu
   --------------------------------------------------------------------- */
.why-us-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 56px;
  align-items: center;
  margin-top: clamp(56px, 8vw, 96px);
}

.why-us-text p {
  color: var(--text-secondary);
  line-height: 1.65;
  margin-block: 18px 28px;
}

.why-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.why-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 24px;
}

.why-card .feature-icon {
  width: 40px;
  height: 40px;
  margin-bottom: 0;
  flex-shrink: 0;
}

.why-card .feature-icon .icon { width: 20px; height: 20px; }

.why-card h3 {
  font-size: 0.98rem;
  margin-bottom: 6px;
}

.why-card p {
  color: var(--text-secondary);
  font-size: 0.86rem;
  line-height: 1.55;
}

/* ---------------------------------------------------------------------
   Nuvem de chips de tecnologia
   --------------------------------------------------------------------- */
.tech-tile-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px;
}

.tech-tile {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 10px 20px 10px 12px;
  border: 1px solid var(--border);
  background: var(--surface);
  clip-path: polygon(0 0, calc(100% - 10px) 0, 100% 10px, 100% 100%, 0 100%);
  transition: transform var(--transition-fast), border-color var(--transition-fast), background var(--transition-fast);
  --tile-color: var(--ink);
}

.tech-tile:hover {
  transform: translateY(-3px);
  border-color: color-mix(in srgb, var(--tile-color) 55%, var(--border));
  background: color-mix(in srgb, var(--tile-color) 8%, var(--surface));
}

.tech-tile-icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--tile-color) 16%, var(--surface));
  color: var(--tile-color);
  flex-shrink: 0;
}

.tech-tile-icon .icon { width: 17px; height: 17px; }

.tech-tile-label {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 0.84rem;
  color: var(--text-secondary);
}

/* ---------------------------------------------------------------------
   Carimbo de aprovação (rodapé) e responsivo
   --------------------------------------------------------------------- */
@media (max-width: 960px) {
  .nav-desktop { display: none; }
  .menu-toggle { display: grid; }

  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { order: -1; }
  .products-grid { grid-template-columns: 1fr; }
  .products-grid > .product-card:last-child:nth-child(odd) .product-features-mini { grid-template-columns: 1fr; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .features-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .testimonials-grid { grid-template-columns: 1fr; }
  .cta-inner { grid-template-columns: 1fr; gap: 36px; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .why-us-grid { grid-template-columns: 1fr; gap: 40px; }
  .title-block { grid-template-columns: 1fr 1fr 1fr; }
  .title-block-cell:nth-child(3) { border-right: none; }
}

@media (max-width: 640px) {
  .container { padding-inline: 18px; }
  .features-grid { grid-template-columns: 1fr; }
  .features-grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .form-row { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
  .hero-actions { flex-direction: column; }
  .whatsapp-float { right: 16px; bottom: 16px; width: 50px; height: 50px; }
  .whatsapp-float .icon { width: 21px; height: 21px; }
  .process-entry { grid-template-columns: 36px 1fr; gap: 16px; }
  .process-entry-marker span { width: 34px; height: 34px; font-size: 0.74rem; }
  .process-entry:not(:last-child) .process-entry-marker::after { top: 34px; bottom: -32px; }
  .why-cards-grid { grid-template-columns: 1fr; }
  .about-stats-card { padding: 24px; }
  .title-block { grid-template-columns: 1fr 1fr; }
  .title-block-cell:nth-child(3) { border-right: 1px solid var(--border); }
  .title-block-cell:nth-child(2n) { border-right: none; }
}

/* ---------------------------------------------------------------------
   Marcas de registro (crop-marks) — cantos de prancheta técnica,
   aplicado a painéis de destaque (product-card, about-stats-card,
   cta-section)
   --------------------------------------------------------------------- */
.crop-marks {
  background-image:
    linear-gradient(var(--border-strong) 1.5px, transparent 1.5px),
    linear-gradient(90deg, var(--border-strong) 1.5px, transparent 1.5px),
    linear-gradient(var(--border-strong) 1.5px, transparent 1.5px),
    linear-gradient(90deg, var(--border-strong) 1.5px, transparent 1.5px),
    linear-gradient(var(--border-strong) 1.5px, transparent 1.5px),
    linear-gradient(90deg, var(--border-strong) 1.5px, transparent 1.5px),
    linear-gradient(var(--border-strong) 1.5px, transparent 1.5px),
    linear-gradient(90deg, var(--border-strong) 1.5px, transparent 1.5px);
  background-repeat: no-repeat;
  background-size: 1.5px 16px, 16px 1.5px, 1.5px 16px, 16px 1.5px, 1.5px 16px, 16px 1.5px, 1.5px 16px, 16px 1.5px;
  background-position: 0 0, 0 0, 100% 0, 100% 0, 0 100%, 0 100%, 100% 100%, 100% 100%;
}