:root {
  --font-ui: "Inter", "Manrope", system-ui, sans-serif;
  --bg: #f6f1ea;
  --bg-soft: #efe8df;
  --surface: rgba(255, 252, 246, 0.78);
  --surface-strong: rgba(255, 252, 246, 0.92);
  --surface-dark: #111111;
  --ink: #11110f;
  --ink-soft: #59544d;
  --ink-muted: #857d72;
  --line: rgba(17, 17, 15, 0.08);
  --line-strong: rgba(17, 17, 15, 0.16);
  --accent: #7c7468;
  --accent-strong: #5f584e;
  --shadow-soft: 0 18px 40px rgba(17, 17, 15, 0.04);
  --shadow-panel: 0 28px 70px rgba(17, 17, 15, 0.08);
  --radius-sm: 14px;
  --radius-md: 24px;
  --radius-lg: 34px;
  --max-width: 1180px;
  --nav-height: 90px;
  --transition: 220ms ease;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Manrope", system-ui, sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at top right, rgba(124, 116, 104, 0.08), transparent 30%),
    linear-gradient(180deg, #fbf8f2 0%, var(--bg) 24%, #f8f4ee 100%);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

h1,
h2,
h3,
p {
  margin: 0;
}

p {
  text-wrap: pretty;
}

.skip-link {
  position: absolute;
  left: 1rem;
  top: -3rem;
  z-index: 999;
  padding: 0.8rem 1rem;
  border-radius: 999px;
  background: var(--surface-dark);
  color: var(--surface-strong);
  transition: top var(--transition);
}

.skip-link:focus {
  top: 1rem;
}

.container {
  width: min(calc(100% - 2.5rem), var(--max-width));
  margin: 0 auto;
}

.section {
  position: relative;
  padding: clamp(5.75rem, 9vw, 9.5rem) 0;
  scroll-margin-top: 8rem;
}

.section::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: var(--line);
}

.section:first-of-type::before {
  display: none;
}

.section-muted {
  background:
    linear-gradient(180deg, rgba(239, 232, 223, 0.65), rgba(239, 232, 223, 0.38));
}

.section-soft {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.42), rgba(255, 255, 255, 0.18));
}

.section-dark {
  background:
    radial-gradient(circle at top, rgba(255, 255, 255, 0.09), transparent 35%),
    #121212;
  color: var(--surface-strong);
}

.eyebrow {
  margin-bottom: 1rem;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}

.section-dark .eyebrow {
  color: rgba(255, 252, 246, 0.5);
}

.section-head {
  max-width: 48rem;
  margin-bottom: clamp(2.4rem, 4vw, 4rem);
}

.section-head h2 {
  max-width: 16ch;
  font-size: clamp(2.2rem, 4.6vw, 4.45rem);
  line-height: 0.94;
  letter-spacing: -0.07em;
}

body[data-locale="pt"] .section-head h2 {
  max-width: 18ch;
  font-size: clamp(2.05rem, 4.35vw, 4.1rem);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 0;
  transition:
    background var(--transition),
    border-color var(--transition);
}

.site-header.is-scrolled {
  backdrop-filter: blur(14px);
  background: rgba(246, 241, 234, 0.8);
  border-bottom: 1px solid rgba(17, 17, 15, 0.06);
}

.nav-shell {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.4rem;
  min-height: var(--nav-height);
  padding: 1.25rem 0;
}

.brand {
  position: relative;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  color: #0b0b0b;
}

.brand-lockup {
  display: inline-flex;
  align-items: center;
  gap: 0.95rem;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.55rem;
  height: 2.55rem;
  border-radius: 11px;
  background: #0b0b0b;
  color: #ffffff;
  font-family: var(--font-ui);
  font-size: 0.88rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  line-height: 1;
  text-transform: uppercase;
}

.brand-wordmark {
  font-family: var(--font-ui);
  font-size: 0.98rem;
  font-weight: 500;
  letter-spacing: -0.015em;
  color: #111111;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2.25rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.65rem;
}

.nav-links a {
  color: var(--ink-soft);
  font-family: var(--font-ui);
  font-size: 0.89rem;
  font-weight: 500;
  letter-spacing: -0.005em;
  padding: 0.1rem 0;
  transition:
    color var(--transition),
    opacity var(--transition);
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--ink);
  opacity: 0.68;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 1.35rem;
  margin-left: 0.25rem;
}

.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 0.08rem;
  padding: 0.14rem;
  border-radius: 999px;
  background: rgba(17, 17, 15, 0.045);
  border: 0;
  font-family: var(--font-ui);
}

.lang-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 2.15rem;
  min-height: 2rem;
  padding: 0.36rem 0.56rem !important;
  border-radius: 999px;
  font-size: 0.72rem !important;
  font-weight: 600 !important;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #666666;
  background: transparent;
  transition:
    background var(--transition),
    color var(--transition),
    opacity var(--transition);
}

.lang-link.is-active,
.lang-link[aria-current="page"] {
  background: #0b0b0b;
  color: #ffffff;
}

.lang-divider {
  display: none;
}

.nav-toggle {
  display: none;
  position: relative;
  z-index: 2;
  border: 0;
  background: transparent;
  padding: 0.35rem;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 1.2rem;
  height: 2px;
  margin: 0.26rem 0;
  background: #0b0b0b;
  transition: transform var(--transition), opacity var(--transition);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 3rem;
  padding: 0.8rem 1.28rem;
  border-radius: 10px;
  border: 0;
  font-family: var(--font-ui);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition:
    background var(--transition),
    color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    opacity var(--transition);
}

.button:hover,
.button:focus-visible {
  transform: none;
}

.button-primary {
  background: #0b0b0b;
  color: #ffffff;
  box-shadow: none;
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #1d1d1d;
}

.button-primary:active {
  background: #000000;
}

.button-inverse {
  border: 1px solid rgba(17, 17, 15, 0.12);
  background: transparent;
  color: var(--ink-soft);
}

.button-inverse:hover,
.button-inverse:focus-visible {
  background: rgba(17, 17, 15, 0.04);
  color: var(--ink);
}

.button-small {
  min-height: 2.85rem;
  padding-inline: 1.02rem;
  font-size: 0.86rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 3.35rem;
  padding: 0 0.15rem;
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--ink);
}

.text-link::after {
  content: "";
  width: 1.6rem;
  height: 1px;
  background: currentColor;
  transition: width var(--transition), opacity var(--transition);
}

.text-link:hover::after,
.text-link:focus-visible::after {
  width: 2.2rem;
}

.hero {
  padding-top: clamp(5rem, 10vw, 8rem);
  padding-bottom: clamp(6rem, 10vw, 9rem);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.06fr) minmax(320px, 0.94fr);
  gap: clamp(2.5rem, 5vw, 6rem);
  align-items: start;
}

.hero-copy h1 {
  max-width: 11ch;
  font-size: clamp(3.35rem, 9.3vw, 6.9rem);
  line-height: 0.88;
  letter-spacing: -0.09em;
}

body[data-locale="pt"] .hero-copy h1 {
  max-width: 13ch;
  font-size: clamp(3rem, 8.7vw, 6.3rem);
}

.hero-lead {
  max-width: 36rem;
  margin-top: 1.8rem;
  font-size: clamp(1.08rem, 1.85vw, 1.34rem);
  line-height: 1.72;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem 1.2rem;
  margin-top: 2.25rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1rem;
  margin-top: 2.1rem;
}

.hero-meta span {
  position: relative;
  padding-right: 1rem;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink-muted);
}

.hero-meta span:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 50%;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(124, 116, 104, 0.8);
  transform: translateY(-50%);
}

.hero-panel {
  position: relative;
  padding-top: clamp(3.3rem, 5vw, 4.7rem);
}

.panel-frame {
  position: relative;
  overflow: hidden;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  border: 1px solid rgba(17, 17, 15, 0.08);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.64), rgba(255, 255, 255, 0.34)),
    rgba(250, 246, 239, 0.9);
  box-shadow: var(--shadow-panel);
}

.panel-frame::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(17, 17, 15, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(17, 17, 15, 0.04) 1px, transparent 1px);
  background-size: 4rem 4rem;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.6), transparent 90%);
  pointer-events: none;
}

.panel-topline,
.panel-stats,
.system-map {
  position: relative;
  z-index: 1;
}

.panel-topline {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.panel-label,
.panel-badge,
.node-step,
.card-index,
.case-label,
.step-number {
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.panel-label {
  font-size: 0.72rem;
  font-weight: 800;
  color: var(--ink-muted);
}

.panel-badge {
  padding: 0.45rem 0.68rem;
  border: 1px solid rgba(17, 17, 15, 0.1);
  border-radius: 999px;
  font-size: 0.66rem;
  font-weight: 800;
  color: var(--accent-strong);
  background: rgba(255, 252, 246, 0.58);
}

.system-map {
  position: relative;
  min-height: 24rem;
}

.system-node {
  position: absolute;
  width: min(13.6rem, 44%);
  padding: 1.05rem 1rem 1.15rem;
  border: 1px solid rgba(17, 17, 15, 0.09);
  border-radius: 20px;
  background: rgba(255, 252, 246, 0.88);
}

.system-node strong {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.98rem;
  letter-spacing: -0.03em;
}

.system-node p {
  margin-top: 0.45rem;
  font-size: 0.9rem;
  line-height: 1.5;
  color: var(--ink-soft);
}

.node-step {
  font-size: 0.62rem;
  font-weight: 800;
  color: var(--accent);
}

.node-a {
  top: 0;
  left: 0;
}

.node-b {
  top: 3.1rem;
  right: 0;
}

.node-c {
  bottom: 3.8rem;
  left: 1.1rem;
}

.node-d {
  bottom: 0;
  right: 1.1rem;
}

.system-line {
  position: absolute;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(124, 116, 104, 0.22), rgba(124, 116, 104, 0.65));
  animation: line-pulse 9s ease-in-out infinite;
}

.line-one {
  top: 5.45rem;
  left: 10.5rem;
  width: 37%;
  height: 1px;
}

.line-two {
  top: 9.35rem;
  right: 7.2rem;
  width: 1px;
  height: 27%;
  animation-delay: 1.4s;
}

.line-three {
  bottom: 5.7rem;
  left: 12.15rem;
  width: 33%;
  height: 1px;
  animation-delay: 2.8s;
}

.panel-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-top: 2rem;
}

.panel-stats div {
  padding-top: 1rem;
  border-top: 1px solid rgba(17, 17, 15, 0.08);
}

.panel-stats span {
  display: block;
  font-size: 0.69rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.panel-stats strong {
  display: block;
  margin-top: 0.5rem;
  font-size: 0.93rem;
  line-height: 1.45;
  letter-spacing: -0.02em;
}

.problem-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  gap: clamp(2rem, 4vw, 5rem);
  align-items: start;
}

.problem-emphasis {
  max-width: 8.5ch;
  font-size: clamp(2.35rem, 4.6vw, 4.6rem);
  line-height: 0.94;
  letter-spacing: -0.07em;
}

.problem-lines {
  display: grid;
  gap: 0;
}

.problem-lines p {
  padding: 1.05rem 0;
  border-bottom: 1px solid rgba(17, 17, 15, 0.08);
}

.problem-lines p:first-child {
  border-top: 1px solid rgba(17, 17, 15, 0.08);
}

.problem-lines p,
.problem-close p {
  font-size: clamp(1.1rem, 2vw, 1.48rem);
  line-height: 1.45;
  color: var(--ink-soft);
}

.problem-close {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--line);
}

.problem-final {
  color: var(--ink);
  font-weight: 800;
}

.three-up,
.systems-grid,
.cases-grid {
  display: grid;
  gap: 1.2rem;
}

.three-up {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-card,
.system-card,
.case-card {
  position: relative;
  min-height: 100%;
  padding: 1.45rem;
  border: 1px solid rgba(17, 17, 15, 0.08);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.28));
  transition:
    border-color var(--transition),
    background var(--transition),
    transform var(--transition);
}

.feature-card:hover,
.system-card:hover,
.case-card:hover {
  transform: translateY(-2px);
  border-color: rgba(17, 17, 15, 0.16);
  background: rgba(255, 252, 246, 0.92);
}

.feature-card::before,
.system-card::before,
.case-card::before {
  content: "";
  position: absolute;
  left: 1.45rem;
  right: 1.45rem;
  top: 0;
  height: 1px;
  background: rgba(17, 17, 15, 0.1);
}

.feature-card h3,
.system-card h3,
.case-card h3,
.offer-card h3,
.process-step h3,
.about-copy h2 {
  font-size: clamp(1.16rem, 1.7vw, 1.58rem);
  line-height: 1.12;
  letter-spacing: -0.05em;
}

.section-head h2,
.feature-card h3,
.system-card h3,
.case-card h3,
.offer-card h3,
.process-step h3,
.about-copy h2 {
  display: -webkit-box;
  overflow: hidden;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

.hero-copy h1,
.final-cta h2 {
  overflow: visible;
  text-wrap: balance;
}

.feature-card p,
.system-card p,
.case-card p,
.offer-card p,
.about-copy p,
.signal-item {
  margin-top: 0.92rem;
  font-size: 0.98rem;
  line-height: 1.72;
  color: var(--ink-soft);
}

.card-index,
.case-label {
  display: inline-block;
  margin-bottom: 1.15rem;
  font-size: 0.66rem;
  font-weight: 800;
  color: var(--accent);
}

.feature-card {
  min-height: 12.75rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.signal-list {
  max-width: 56rem;
  margin-left: auto;
  counter-reset: signals;
}

.signal-item {
  counter-increment: signals;
  position: relative;
  padding: 1.35rem 0 1.35rem 4.4rem;
  border: 0;
  border-bottom: 1px solid rgba(17, 17, 15, 0.08);
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  font-size: 1.06rem;
  transition: color var(--transition), border-color var(--transition);
}

.signal-item:first-child {
  border-top: 1px solid rgba(17, 17, 15, 0.08);
}

.signal-item:hover {
  transform: none;
  background: transparent;
  border-color: rgba(17, 17, 15, 0.14);
  color: var(--ink);
}

.signal-item::before {
  content: counter(signals, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 1.42rem;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.16em;
  color: var(--accent);
}

.systems-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.process-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1.25rem;
}

.process-grid::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 1.3rem;
  height: 1px;
  background: rgba(17, 17, 15, 0.08);
}

.process-step {
  position: relative;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}

.step-number {
  position: relative;
  z-index: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 999px;
  border: 1px solid rgba(17, 17, 15, 0.14);
  background: var(--surface-strong);
  box-shadow: 0 0 0 10px rgba(239, 232, 223, 0.95);
  font-size: 0.7rem;
  font-weight: 800;
  color: var(--accent-strong);
}

.process-step h3 {
  margin-top: 1.6rem;
}

.process-step p {
  margin-top: 0.7rem;
  color: var(--ink-soft);
  line-height: 1.62;
}

.cases-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-card {
  min-height: 18rem;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.offer-card {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: end;
  padding: clamp(1.8rem, 4vw, 2.8rem);
  border: 1px solid rgba(255, 252, 246, 0.08);
  border-radius: 30px;
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.08), transparent 30%),
    #111111;
  box-shadow: var(--shadow-panel);
}

.offer-card h3,
.offer-card p,
.offer-card li {
  color: rgba(255, 252, 246, 0.92);
}

.offer-card .card-index {
  color: rgba(255, 252, 246, 0.52);
}

.offer-timing {
  margin-top: 1rem;
  font-weight: 800;
}

.offer-list {
  display: grid;
  gap: 0.8rem;
  margin-top: 1rem;
}

.offer-list li {
  position: relative;
  padding-left: 1.3rem;
  color: rgba(255, 252, 246, 0.74);
  line-height: 1.65;
}

.offer-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7rem;
  width: 0.4rem;
  height: 0.4rem;
  border-radius: 50%;
  background: rgba(255, 252, 246, 0.75);
}

.about-grid {
  display: grid;
  grid-template-columns: minmax(220px, 0.56fr) minmax(0, 1fr);
  gap: clamp(2rem, 5vw, 5.5rem);
  align-items: center;
}

.portrait-orbit {
  position: relative;
  display: grid;
  place-items: center;
  width: min(23rem, 100%);
  aspect-ratio: 1;
  margin: 0 auto;
}

.portrait-orbit::before {
  content: "";
  position: absolute;
  inset: 9%;
  border: 1px solid rgba(17, 17, 15, 0.08);
  border-radius: 50%;
}

.portrait-orbit::after {
  content: "";
  position: absolute;
  inset: 2%;
  border: 1px solid rgba(124, 116, 104, 0.18);
  border-radius: 50%;
}

.portrait-frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: rgba(255, 252, 246, 0.64);
  box-shadow: var(--shadow-panel);
}

.portrait-frame-circle {
  width: 68%;
  aspect-ratio: 1;
  border-radius: 50%;
  border: 1px solid rgba(17, 17, 15, 0.08);
  background: rgba(255, 252, 246, 0.82);
}

.portrait-frame-circle img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 12%;
  transform: scale(1.2);
}

.portrait-frame::after {
  content: "";
  position: absolute;
  inset: auto 1.35rem 1.35rem auto;
  width: 3.1rem;
  height: 3.1rem;
  border: 1px solid rgba(255, 252, 246, 0.36);
  border-radius: 999px;
  background: rgba(17, 17, 15, 0.16);
  backdrop-filter: blur(10px);
}

.about-copy {
  max-width: 36rem;
  padding-left: clamp(0rem, 3vw, 1.2rem);
}

.about-copy h2 {
  margin-bottom: 1.5rem;
}

.about-body {
  display: grid;
  gap: 1.15rem;
}

.about-body p {
  margin-top: 0;
  font-size: 1.03rem;
  line-height: 1.85;
}

.about-emphasis {
  margin-bottom: 0;
  font-size: 1.03rem;
  line-height: 1.85;
  letter-spacing: -0.01em;
  color: var(--ink);
  font-weight: 800;
}

.about-spacer {
  margin-top: 0;
}

.about-links {
  display: flex;
  gap: 0.8rem;
  margin-top: 1.5rem;
}

.about-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.9rem;
  height: 2.9rem;
  border: 1px solid rgba(17, 17, 15, 0.1);
  border-radius: 50%;
  background: rgba(255, 252, 246, 0.82);
  color: var(--ink);
  transition:
    transform var(--transition),
    border-color var(--transition),
    background var(--transition);
}

.about-link:hover,
.about-link:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(17, 17, 15, 0.18);
  background: rgba(255, 252, 246, 0.98);
}

.about-link svg {
  width: 1.1rem;
  height: 1.1rem;
  fill: currentColor;
}

.final-cta {
  max-width: 46rem;
  text-align: center;
}

.final-cta h2 {
  max-width: none;
  margin-inline: auto;
  font-size: clamp(2.65rem, 5.4vw, 5.1rem);
  line-height: 0.94;
  letter-spacing: -0.085em;
}

.final-cta h2 span {
  display: block;
}

.final-cta .button {
  min-width: 13.6rem;
  margin-top: 2.35rem;
}

.site-footer {
  padding: 2rem 0 2.8rem;
  background: #111111;
  color: rgba(255, 252, 246, 0.8);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 1.5rem;
  align-items: start;
}

.footer-brand {
  font-size: 1.04rem;
  font-weight: 800;
  letter-spacing: -0.05em;
  color: var(--surface-strong);
}

.footer-role,
.footer-copy,
.footer-grid a {
  margin-top: 0.5rem;
  color: rgba(255, 252, 246, 0.62);
  line-height: 1.65;
}

.footer-heading {
  font-size: 0.76rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255, 252, 246, 0.42);
}

.footer-grid a:hover,
.footer-grid a:focus-visible {
  color: var(--surface-strong);
}

.footer-copy {
  grid-column: 1 / -1;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 252, 246, 0.12);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition:
    opacity 680ms ease,
    transform 680ms ease;
}

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

.three-up .feature-card:nth-child(2),
.systems-grid .system-card:nth-child(2),
.cases-grid .case-card:nth-child(2) {
  transition-delay: 70ms;
}

.three-up .feature-card:nth-child(3),
.systems-grid .system-card:nth-child(3),
.cases-grid .case-card:nth-child(3) {
  transition-delay: 140ms;
}

.systems-grid .system-card:nth-child(4),
.process-grid .process-step:nth-child(4) {
  transition-delay: 210ms;
}

.systems-grid .system-card:nth-child(5),
.process-grid .process-step:nth-child(5) {
  transition-delay: 280ms;
}

@keyframes line-pulse {
  0%,
  100% {
    opacity: 0.28;
  }

  50% {
    opacity: 0.82;
  }
}

@media (max-width: 1080px) {
  .hero-grid,
  .problem-layout,
  .about-grid,
  .offer-card {
    grid-template-columns: 1fr;
  }

  .hero-panel {
    padding-top: 0;
  }

  .three-up,
  .cases-grid,
  .process-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .systems-grid,
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .process-grid::before {
    display: none;
  }

  .hero-copy h1 {
    max-width: 10ch;
  }
}

@media (max-width: 820px) {
  :root {
    --nav-height: 82px;
  }

  .site-header {
    padding-top: 0;
  }

  .nav-toggle {
    display: inline-block;
  }

  .nav-menu {
    position: absolute;
    top: calc(100% + 0.2rem);
    left: 0;
    right: 0;
    display: grid;
    gap: 1rem;
    padding: 1rem 0 1.2rem;
    border-top: 1px solid rgba(17, 17, 15, 0.08);
    background: rgba(250, 246, 239, 0.98);
    box-shadow: none;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition:
      opacity var(--transition),
      visibility var(--transition),
      transform var(--transition);
  }

  .nav-shell {
    position: relative;
    min-height: auto;
    padding: 1rem 0;
  }

  .nav-shell.menu-open .nav-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-shell.menu-open .nav-toggle span:first-child {
    transform: translateY(6px) rotate(45deg);
  }

  .nav-shell.menu-open .nav-toggle span:last-child {
    transform: translateY(-6px) rotate(-45deg);
  }

  .nav-links {
    display: grid;
    gap: 0.85rem;
  }

  .nav-links a {
    width: 100%;
    padding: 0;
  }

  .nav-actions {
    display: grid;
    gap: 0.9rem;
    margin-left: 0;
  }

  .lang-switch {
    width: fit-content;
  }

  .button-small {
    width: 100%;
  }

  .panel-stats,
  .three-up,
  .cases-grid,
  .process-grid,
  .systems-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .signal-list {
    margin-left: 0;
  }

  .system-map {
    min-height: 27.5rem;
  }

  .step-number {
    box-shadow: 0 0 0 8px rgba(239, 232, 223, 0.95);
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 1.4rem), var(--max-width));
  }

  .section {
    padding: 4.75rem 0;
  }

  .nav-shell {
    padding: 0.95rem 1rem;
  }

  .hero-actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-actions .button {
    width: 100%;
  }

  .feature-card {
    min-height: auto;
  }

  .hero-copy h1 {
    max-width: 9ch;
    font-size: clamp(2.55rem, 10.5vw, 3.85rem);
    line-height: 0.9;
  }

  body[data-locale="pt"] .hero-copy h1 {
    max-width: 10ch;
    font-size: clamp(2.35rem, 9.8vw, 3.45rem);
  }

  .text-link {
    min-height: auto;
  }

  .section-head h2 {
    max-width: 100%;
  }

  .signal-item {
    padding-left: 3.5rem;
  }

  .offer-card .button {
    width: 100%;
  }

  .final-cta h2 {
    font-size: clamp(1.95rem, 8vw, 2.7rem);
    line-height: 0.97;
    letter-spacing: -0.07em;
  }

  .about-copy {
    padding-left: 0;
  }

  .portrait-orbit {
    width: min(22rem, 100%);
  }

  .portrait-frame::after {
    width: 2.8rem;
    height: 2.8rem;
  }

  .system-map {
    min-height: 30rem;
  }

  .system-node {
    width: calc(100% - 1.6rem);
  }

  .node-a,
  .node-b,
  .node-c,
  .node-d {
    left: 0.8rem;
    right: auto;
  }

  .node-a {
    top: 0;
  }

  .node-b {
    top: 6.2rem;
  }

  .node-c {
    top: 12.4rem;
    bottom: auto;
  }

  .node-d {
    top: 18.6rem;
    bottom: auto;
  }

  .line-one,
  .line-three {
    left: 50%;
    width: 1px;
    height: 2rem;
    transform: translateX(-50%);
  }

  .line-one {
    top: 4.8rem;
  }

  .line-two {
    display: none;
  }

  .line-three {
    top: 17.2rem;
  }
}

/* ─── FAQ ──────────────────────────────────────── */

.faq-list {
  max-width: 52rem;
}

.faq-item {
  padding: 1.6rem 0;
  border-bottom: 1px solid rgba(17, 17, 15, 0.08);
}

.faq-item:first-child {
  border-top: 1px solid rgba(17, 17, 15, 0.08);
}

.faq-question {
  font-size: clamp(1rem, 1.6vw, 1.14rem);
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--ink);
  margin-bottom: 0.75rem;
}

.faq-answer {
  font-size: 0.97rem;
  line-height: 1.74;
  color: var(--ink-soft);
  margin: 0;
}

/* ─── Comparison grid ──────────────────────────── */

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.comparison-col {
  padding: clamp(1.5rem, 3vw, 2rem);
  border-radius: 24px;
}

.comparison-col--cloud {
  border: 1px solid rgba(17, 17, 15, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.45), rgba(255, 255, 255, 0.18));
}

.comparison-col--local {
  border: 1px solid rgba(17, 17, 15, 0.14);
  background:
    radial-gradient(circle at top right, rgba(255, 255, 255, 0.06), transparent 30%),
    #111111;
  color: rgba(255, 252, 246, 0.92);
}

.comparison-col-label {
  display: inline-block;
  margin-bottom: 1.25rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.comparison-col--cloud .comparison-col-label {
  color: var(--accent);
}

.comparison-col--local .comparison-col-label {
  color: rgba(255, 252, 246, 0.45);
}

.comparison-list {
  display: grid;
  gap: 0.85rem;
}

.comparison-list li {
  position: relative;
  padding-left: 1.3rem;
  font-size: 0.97rem;
  line-height: 1.65;
}

.comparison-col--cloud .comparison-list li {
  color: var(--ink-soft);
}

.comparison-col--local .comparison-list li {
  color: rgba(255, 252, 246, 0.8);
}

.comparison-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.6rem;
  width: 0.38rem;
  height: 0.38rem;
  border-radius: 50%;
}

.comparison-col--cloud .comparison-list li::before {
  background: rgba(17, 17, 15, 0.22);
}

.comparison-col--local .comparison-list li::before {
  background: rgba(255, 252, 246, 0.55);
}

/* ─── Inline CTA ───────────────────────────────── */

.inline-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.1rem;
  margin-top: clamp(2rem, 4vw, 3.5rem);
  padding: clamp(1.8rem, 3.5vw, 2.6rem);
  border: 1px solid rgba(17, 17, 15, 0.08);
  border-radius: 24px;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.52), rgba(255, 255, 255, 0.22));
  text-align: center;
}

.inline-cta p {
  font-size: clamp(1.05rem, 1.85vw, 1.28rem);
  font-weight: 700;
  letter-spacing: -0.035em;
  color: var(--ink);
  margin: 0;
}

/* ─── Final CTA sub-text ───────────────────────── */

.final-cta-sub {
  margin-top: 1.1rem;
  font-size: 1rem;
  line-height: 1.65;
  color: rgba(255, 252, 246, 0.55);
}

/* ─── Responsive overrides ─────────────────────── */

@media (max-width: 820px) {
  .comparison-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .inline-cta .button {
    width: 100%;
  }
}

/* ─── Reduced motion ───────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}