:root {
  --bg-dark: #0b1220;
  --bg-dark-soft: #111d2d;
  --bg-light: #f5f7fa;
  --panel: #ffffff;
  --panel-alt: #ebf2f9;
  --primary: #1e88e5;
  --primary-dark: #165fb4;
  --secondary: #00bfa6;
  --text-dark: #172033;
  --text-mid: #53657b;
  --border: rgba(23, 32, 51, 0.08);
  --shadow: 0 18px 50px rgba(9, 18, 30, 0.12);
  --radius: 22px;
  --danger: #ef5a5a;
  --warning: #ffb648;
  --success: #29c28a;
  --info: #4ab7ff;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Inter", sans-serif;
  background: var(--bg-light);
  color: var(--text-dark);
  line-height: 1.6;
}

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

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

button,
input,
textarea {
  font: inherit;
}

.container {
  width: min(1200px, calc(100% - 32px));
  margin: 0 auto;
}

.section-dark {
  background: linear-gradient(180deg, var(--bg-dark) 0%, #0e1a2b 100%);
  color: #f3f7fb;
}

.section-light {
  background: var(--bg-light);
  color: var(--text-dark);
}

.section-light.alt-section {
  background: #edf3f9;
}

section {
  padding: 110px 0;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 48px;
}

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

.eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(30, 136, 229, 0.12);
  border: 1px solid rgba(30, 136, 229, 0.2);
  color: #b6d8ff;
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-weight: 700;
}

.eyebrow.accent {
  background: rgba(0, 191, 166, 0.1);
  border-color: rgba(0, 191, 166, 0.2);
  color: var(--primary-dark);
}

h1,
h2,
h3,
h4,
p {
  margin-top: 0;
}

h1 {
  font-size: clamp(2.6rem, 4vw, 4.6rem);
  line-height: 1.06;
  letter-spacing: -0.06em;
  margin: 18px 0 22px;
}

h2 {
  font-size: clamp(2rem, 3vw, 3rem);
  line-height: 1.12;
  letter-spacing: -0.045em;
  margin: 18px 0 18px;
}

h3 {
  font-size: 1.2rem;
  line-height: 1.35;
}

p {
  color: var(--text-mid);
}

.section-dark p,
.section-dark li,
.section-dark span,
.section-dark strong,
.section-dark small {
  color: #dfeaf7;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
  border: 1px solid transparent;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-small {
  min-height: 40px;
  padding: 0 16px;
  font-size: 0.73rem;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary), #2f9bf6);
  color: #fff;
  box-shadow: 0 12px 28px rgba(30, 136, 229, 0.28);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.btn-whatsapp {
  background: linear-gradient(135deg, #2cc96b, #18a75c);
  color: #fff;
  box-shadow: 0 12px 24px rgba(44, 201, 107, 0.24);
}

.btn-full {
  width: 100%;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(16px);
  background: rgba(11, 18, 32, 0.75);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 84px;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  color: #fff;
}

.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  box-shadow: 0 10px 24px rgba(30, 136, 229, 0.35);
}

.brand-text {
  font-size: 0.92rem;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.87rem;
  color: rgba(255, 255, 255, 0.86);
}

.main-nav a {
  position: relative;
  transition: color 0.2s ease;
}

.main-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -9px;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
}

.main-nav a:hover::after {
  transform: scaleX(1);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: transparent;
  border: 0;
  cursor: pointer;
  width: 40px;
  height: 40px;
  justify-content: center;
  padding: 0;
}

.menu-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: #fff;
  margin-inline: auto;
}

.hero {
  padding-top: 80px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 42px;
  align-items: center;
}

.hero-copy {
  padding: 40px 0;
}

.hero-subtitle {
  max-width: 620px;
  font-size: 1.12rem;
  color: #d9e6f4;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 30px;
}

.hero-proof {
  display: flex;
  gap: 22px;
  margin-top: 36px;
  flex-wrap: wrap;
}

.proof-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 150px;
}

.proof-item strong {
  font-size: 1.05rem;
}

.proof-item small {
  color: #9db7d3;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.dashboard-panel {
  width: min(100%, 560px);
  background: linear-gradient(180deg, rgba(17, 29, 45, 0.96), rgba(10, 16, 24, 0.96));
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  padding: 22px 18px 16px;
  box-shadow: var(--shadow);
  position: relative;
}

.panel-topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 4px 4px 16px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
}

.dot.red { background: #ff5f57; }
.dot.amber { background: #ffbd2f; }
.dot.green { background: #28c840; }

.app-title {
  margin-left: 10px;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.kpi-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.kpi-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 12px 14px;
}

.kpi-card strong {
  display: block;
  font-size: 1.6rem;
  margin-top: 10px;
}

.kpi-label {
  color: #a9c2dc;
  font-size: 0.77rem;
}

.kpi-card small {
  display: inline-block;
  margin-top: 8px;
  font-size: 0.68rem;
}

.positive { color: var(--success); }
.warning { color: var(--warning); }
.neutral { color: #a9c2dc; }

.dashboard-content {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 12px;
  margin-bottom: 12px;
}

.chart-card,
.mini-panel,
.table-card {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 18px;
  padding: 16px;
}

.card-head,
.mini-header,
.table-head,
.table-row,
.mockup-header,
.mockup-kpis,
.mockup-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.card-head h3,
.mini-header h3 {
  margin: 0;
  font-size: 0.9rem;
}

.card-head span,
.mini-header .alert-badge {
  color: var(--secondary);
  font-weight: 700;
}

.bars {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 8px;
  height: 120px;
  margin-top: 18px;
}

.bars span {
  display: block;
  width: 100%;
  border-radius: 8px 8px 3px 3px;
  background: linear-gradient(180deg, rgba(0, 191, 166, 0.82), rgba(30, 136, 229, 0.8));
}

.mini-panel ul {
  list-style: none;
  padding: 0;
  margin: 16px 0 0;
  display: grid;
  gap: 10px;
  font-size: 0.77rem;
}

.mini-panel li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.status {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  display: inline-block;
}

.status.danger { background: var(--danger); }
.status.warning { background: var(--warning); }
.status.info { background: var(--info); }

.table-card {
  padding: 10px 16px 16px;
}

.table-head,
.table-row {
  font-size: 0.74rem;
  color: #d5e6fb;
  padding: 8px 0;
}

.table-head {
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #9bb4c9;
}

.table-row {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px 8px;
  border-radius: 999px;
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}

.pill.ok { background: rgba(41, 194, 138, 0.14); color: #7ae0ba; }
.pill.delayed { background: rgba(255, 182, 72, 0.14); color: #ffcf73; }
.pill.review { background: rgba(74, 183, 255, 0.14); color: #93d4ff; }

.problem-grid,
.feature-grid,
.steps-grid,
.module-grid,
.audience-grid,
.benefits-grid {
  display: grid;
  gap: 22px;
}

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

.problem-card,
.feature-card,
.step-card,
.module-card,
.audience-card,
.benefit-card {
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: 0 10px 30px rgba(18, 30, 47, 0.04);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.problem-card:hover,
.feature-card:hover,
.step-card:hover,
.module-card:hover,
.audience-card:hover,
.benefit-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 18px 42px rgba(18, 30, 47, 0.08);
}

.icon-box {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(30, 136, 229, 0.12), rgba(0, 191, 166, 0.12));
  color: var(--primary-dark);
  font-weight: 800;
  margin-bottom: 18px;
}

.problem-card h3,
.feature-card h3,
.step-card h3,
.module-card h3,
.audience-card h3 {
  margin-bottom: 10px;
}

.value-section {
  overflow: hidden;
}

.value-flow {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
  align-items: center;
  margin: 36px auto 26px;
  color: #dfeaf7;
  font-weight: 700;
  letter-spacing: 0.08em;
  font-size: 0.8rem;
}

.value-flow span {
  padding: 14px 18px;
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.value-flow .arrow {
  padding: 0 2px;
  background: transparent;
  border: 0;
  font-size: 1.3rem;
}

.value-copy {
  max-width: 820px;
  margin: 0 auto;
  text-align: center;
}

.value-copy p {
  font-size: 1.06rem;
  color: #dfeaf7;
}

.value-copy blockquote {
  margin: 22px auto 0;
  padding: 22px 26px;
  border-left: 4px solid var(--secondary);
  background: rgba(255, 255, 255, 0.03);
  border-radius: 0 18px 18px 0;
  max-width: 720px;
  font-size: 1.1rem;
  color: #fff;
}

.feature-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(30, 136, 229, 0.12), rgba(0, 191, 166, 0.12));
  margin-bottom: 20px;
  font-size: 1.5rem;
}

.steps-grid {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.step-card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.85), rgba(236, 242, 250, 0.9));
}

.step-number {
  display: inline-block;
  color: var(--primary);
  font-weight: 800;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
  font-size: 0.78rem;
}

.module-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.module-card {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
  color: #fff;
  padding: 24px 20px;
}

.module-card span {
  font-size: 1.7rem;
}

.module-card p {
  color: rgba(223, 234, 247, 0.8);
}

.ai-wrap {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: center;
}

.ai-lists {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.ai-lists ul {
  margin: 14px 0 0;
  padding-left: 18px;
  color: var(--text-mid);
}

.ai-lists li + li {
  margin-top: 8px;
}

.brain-card {
  background: linear-gradient(160deg, #0f1e31, #172c44);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 28px;
  padding: 28px 24px;
  box-shadow: var(--shadow);
}

.brain-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 24px;
  color: #dfeaf7;
}

.badge {
  background: rgba(0, 191, 166, 0.12);
  border: 1px solid rgba(0, 191, 166, 0.2);
  color: #7ae0ba;
  border-radius: 999px;
  padding: 7px 10px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.brain-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.07);
  color: #fff;
  font-weight: 600;
  font-size: 0.8rem;
}

.kpi-showcase {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 18px;
  margin-top: 16px;
}

.kpi-metric {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 18px;
  padding: 22px 18px;
  text-align: center;
}

.kpi-metric strong {
  display: block;
  font-size: clamp(1.4rem, 2vw, 2.2rem);
  color: #fff;
}

.kpi-metric span {
  display: inline-block;
  margin-top: 10px;
  font-size: 0.8rem;
  color: #dfeaf7;
}

.chart-panel {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 26px;
  padding: 24px;
  margin-top: 28px;
}

.chart-info {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 18px;
  margin-bottom: 26px;
}

.chart-info > span {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.72rem;
  color: #add5ff;
}

.chart-info h3 {
  margin: 0;
  color: #fff;
}

.line-chart {
  display: grid;
  grid-template-columns: repeat(10, minmax(0, 1fr));
  align-items: end;
  gap: 12px;
  height: 220px;
  padding-top: 16px;
}

.line-chart span {
  display: block;
  height: var(--h);
  border-radius: 16px 16px 0 0;
  background: linear-gradient(180deg, rgba(30, 136, 229, 0.9), rgba(0, 191, 166, 0.85));
}

.audience-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

.audience-icon {
  width: 64px;
  height: 64px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(30, 136, 229, 0.1), rgba(0, 191, 166, 0.12));
  border-radius: 18px;
  font-size: 2rem;
  margin-bottom: 18px;
}

.software-mockup {
  display: grid;
  grid-template-columns: 180px 1fr;
  background: #f9fbfe;
  border-radius: 30px;
  border: 1px solid rgba(20, 30, 40, 0.08);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.sidebar {
  background: linear-gradient(180deg, #111d2d, #0d1628);
  padding: 22px 18px;
  color: #fff;
}

.brand-mini {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  font-weight: 800;
  margin: 0 auto 26px;
}

.sidebar ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}

.sidebar li {
  padding: 10px 12px;
  border-radius: 10px;
  color: rgba(223, 234, 247, 0.75);
  font-size: 0.82rem;
}

.sidebar li.active {
  background: rgba(30, 136, 229, 0.12);
  color: #fff;
  border: 1px solid rgba(30, 136, 229, 0.18);
}

.mockup-main {
  padding: 24px;
}

.mockup-header {
  margin-bottom: 18px;
}

.mockup-header small {
  display: block;
  color: var(--text-mid);
  margin-bottom: 5px;
}

.mockup-header h3 {
  margin: 0;
}

.mockup-header button {
  border: 1px solid rgba(23, 32, 51, 0.12);
  background: #fff;
  color: var(--text-dark);
  border-radius: 10px;
  padding: 10px 12px;
  font-weight: 600;
}

.mockup-kpis {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 18px;
}

.mini-card {
  background: #edf4fb;
  border-radius: 14px;
  padding: 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mini-card span {
  color: var(--text-mid);
  font-size: 0.75rem;
}

.mini-card strong {
  font-size: 1.4rem;
  color: var(--text-dark);
}

.mockup-body {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  align-items: start;
}

.mockup-chart {
  background: linear-gradient(180deg, rgba(30, 136, 229, 0.05), rgba(0, 191, 166, 0.05));
  border-radius: 18px;
  padding: 16px;
  height: 220px;
}

.chart-bars {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 10px;
  height: 100%;
}

.chart-bars span {
  display: block;
  width: 100%;
  background: linear-gradient(180deg, var(--primary), var(--secondary));
  border-radius: 12px 12px 0 0;
}

.mockup-list {
  background: #f9fbfe;
  border-radius: 18px;
  padding: 18px 14px;
  border: 1px solid rgba(23, 32, 51, 0.08);
}

.mockup-list h4 {
  margin: 0 0 14px;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid rgba(23, 32, 51, 0.07);
  color: var(--text-dark);
  font-size: 0.8rem;
}

.dot-1 { background: var(--primary); }
.dot-2 { background: var(--secondary); }
.dot-3 { background: var(--warning); }
.dot-4 { background: var(--danger); }

.benefits-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.benefit-card {
  background: rgba(255, 255, 255, 0.03);
  border-color: rgba(255, 255, 255, 0.08);
  color: #fff;
  text-align: center;
  font-weight: 700;
  padding: 20px 18px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.72fr 1.28fr;
  gap: 28px;
  align-items: center;
}

.contact-copy p {
  font-size: 1.05rem;
}

.contact-meta {
  margin: 26px 0 22px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.contact-meta span {
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.74rem;
  color: var(--text-mid);
}

.contact-meta strong {
  font-size: 1.6rem;
  color: var(--text-dark);
}

.contact-btn {
  width: fit-content;
}

.contact-form {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 26px;
  padding: 26px;
  box-shadow: 0 15px 35px rgba(21, 27, 38, 0.06);
}

.field-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}

.contact-form label {
  display: block;
  margin-bottom: 18px;
}

.contact-form label span {
  display: block;
  margin-bottom: 8px;
  font-size: 0.8rem;
  color: var(--text-mid);
  font-weight: 600;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid rgba(23, 32, 51, 0.12);
  border-radius: 12px;
  background: var(--bg-light);
  padding: 14px 14px;
  color: var(--text-dark);
}

.contact-form input:focus,
.contact-form textarea:focus {
  outline: 2px solid rgba(30, 136, 229, 0.18);
  border-color: rgba(30, 136, 229, 0.35);
}

.final-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 28px;
}

.final-inner p {
  color: #dfeaf7;
  max-width: 640px;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.site-footer {
  background: #081420;
  color: #dfeaf7;
  padding: 50px 0 18px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 0.7fr 0.9fr;
  gap: 30px;
  align-items: start;
}

.footer-brand {
  margin-bottom: 14px;
}

.footer-nav {
  display: flex;
  flex-direction: column;
  gap: 12px;
  color: rgba(223, 234, 247, 0.8);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-contact span {
  color: rgba(223, 234, 247, 0.7);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.72rem;
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  align-items: center;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  margin-top: 28px;
  padding-top: 18px;
  font-size: 0.82rem;
  color: rgba(223, 234, 247, 0.75);
}

.floating-whatsapp {
  position: fixed;
  right: 26px;
  bottom: 26px;
  z-index: 999;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, #2cc96b, #18a75c);
  color: #fff;
  padding: 12px 14px 12px 10px;
  border-radius: 999px;
  box-shadow: 0 16px 28px rgba(44, 201, 107, 0.28);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.floating-whatsapp:hover {
  transform: translateY(-2px);
}

.wa-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  font-size: 0.7rem;
  font-weight: 800;
}

.wa-label {
  font-weight: 700;
  font-size: 0.74rem;
  white-space: nowrap;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

@media (max-width: 1100px) {
  .feature-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

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

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

@media (max-width: 900px) {
  .hero-grid,
  .ai-wrap,
  .contact-grid,
  .final-inner,
  .footer-grid {
    grid-template-columns: 1fr;
    display: grid;
  }

  .main-nav,
  .nav-actions {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .site-header.open .main-nav,
  .site-header.open .nav-actions {
    display: flex;
    position: absolute;
    left: 16px;
    right: 16px;
    top: 84px;
    background: rgba(11, 18, 32, 0.97);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 18px;
    padding: 18px 16px;
    box-shadow: var(--shadow);
    flex-direction: column;
    align-items: flex-start;
  }

  .site-header.open .main-nav {
    gap: 16px;
    margin-bottom: 12px;
  }

  .site-header.open .nav-actions {
    gap: 10px;
    position: absolute;
    left: 16px;
    right: 16px;
    top: 314px;
  }

  .site-header.open .nav-actions .btn {
    width: 100%;
  }

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

  .chart-panel,
  .software-mockup,
  .mockup-body {
    display: block;
  }

  .sidebar {
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  }

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

@media (max-width: 640px) {
  section {
    padding: 88px 0;
  }

  .hero {
    padding-top: 50px;
  }

  .hero-actions,
  .cta-actions {
    display: grid;
    grid-template-columns: 1fr;
  }

  .problem-grid,
  .feature-grid,
  .steps-grid,
  .module-grid,
  .audience-grid,
  .benefits-grid,
  .kpi-showcase,
  .field-row {
    grid-template-columns: 1fr;
  }

  .kpi-row,
  .dashboard-content {
    grid-template-columns: 1fr;
  }

  .floating-whatsapp {
    right: 14px;
    bottom: 14px;
    padding-right: 12px;
  }

  .wa-label {
    display: none;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}