/* ==========================================================================
   Inteligenxia - Design System & Stylesheet
   Tema: Deep Tech Health / BPO Comercial de Alta Conversão
   ========================================================================== */

:root {
  /* Color Palette */
  --bg-dark: #070B14;
  --bg-card-dark: #0F172A;
  --bg-card-surface: #131E35;
  --bg-light: #F8FAFC;
  --bg-card-light: #FFFFFF;
  
  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #F8FAFC;
  --text-light-muted: #94A3B8;

  --primary: #2563EB;
  --primary-hover: #1D4ED8;
  --primary-light: #EFF6FF;
  --primary-glow: rgba(37, 99, 235, 0.25);

  --accent-green: #10B981;
  --accent-green-light: #ECFDF5;
  --accent-green-glow: rgba(16, 185, 129, 0.25);

  --accent-red: #EF4444;
  --accent-red-light: #FEF2F2;

  --border-subtle: #E2E8F0;
  --border-dark-subtle: rgba(255, 255, 255, 0.1);

  /* Shadows & Radius */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.05);
  --shadow-glow: 0 0 35px var(--primary-glow);

  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Typography */
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Reset & Base */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-light);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

/* Containers */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Typography Utilities */
.text-center { text-align: center; }
.text-danger { color: var(--accent-red); }
.text-success { color: var(--accent-green); }
.text-primary { color: var(--primary); }
.mt-4 { margin-top: 1rem; }
.mt-6 { margin-top: 1.5rem; }
.w-full { width: 100%; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  font-size: 1rem;
  font-weight: 700;
  border-radius: var(--radius-md);
  text-decoration: none;
  cursor: pointer;
  transition: var(--transition-fast);
  border: none;
  font-family: inherit;
}

.btn-primary {
  background-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 14px var(--primary-glow);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.4);
}

.btn-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1D4ED8 100%);
  color: #ffffff;
  padding: 16px 32px;
  font-size: 1.05rem;
  box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-hero:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.45);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: #F1F5F9;
  border-color: #CBD5E1;
}

.btn-calc {
  background: linear-gradient(135deg, var(--accent-green) 0%, #059669 100%);
  color: #FFFFFF;
  padding: 16px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
  box-shadow: 0 6px 20px var(--accent-green-glow);
}

.btn-calc:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.4);
}

.btn-submit {
  background: linear-gradient(135deg, var(--primary) 0%, #1D4ED8 100%);
  color: #ffffff;
  width: 100%;
  padding: 18px;
  font-size: 1.1rem;
  border-radius: var(--radius-md);
  box-shadow: 0 8px 24px var(--primary-glow);
}

.btn-submit:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(37, 99, 235, 0.45);
}

.btn-whatsapp {
  background-color: #25D366;
  color: #FFFFFF;
  width: 100%;
  padding: 16px;
  border-radius: var(--radius-md);
  font-size: 1.1rem;
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background-color: #20BA5A;
  transform: translateY(-2px);
}

/* Badges */
.section-badge {
  display: inline-block;
  padding: 6px 14px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--primary);
  background-color: var(--primary-light);
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 800;
  line-height: 1.2;
  color: var(--text-main);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 680px;
  margin: 0 auto 3rem auto;
}

/* Header & Top Banner */
.top-banner {
  background-color: var(--bg-dark);
  color: var(--text-light);
  padding: 8px 0;
  font-size: 0.85rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.banner-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
}

.badge-pill {
  background-color: rgba(37, 99, 235, 0.25);
  color: #93C5FD;
  border: 1px solid rgba(59, 130, 246, 0.4);
  padding: 2px 10px;
  border-radius: var(--radius-full);
  font-weight: 700;
  font-size: 0.72rem;
  letter-spacing: 0.05em;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 16px 0;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
  transition: transform var(--transition-fast);
}

.logo-link:hover {
  transform: translateY(-1px);
}

.navbar-logo-img {
  height: 44px;
  width: auto;
  max-width: 220px;
  display: block;
  object-fit: contain;
}

.badge-x-icon {
  width: 18px;
  height: 18px;
  object-fit: contain;
  display: inline-block;
}

.logo {
  text-decoration: none;
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--bg-dark);
}

.logo-accent { color: var(--bg-dark); }
.logo-ia { color: var(--primary); }

.nav-links {
  display: flex;
  gap: 28px;
}

.nav-links a {
  text-decoration: none;
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

.nav-links a:hover {
  color: var(--primary);
}

.nav-cta {
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* Hero Section */
.hero-section {
  padding: 80px 0 100px 0;
  background: radial-gradient(circle at 85% 20%, rgba(37, 99, 235, 0.07) 0%, transparent 60%),
              linear-gradient(180deg, #FFFFFF 0%, #F8FAFC 100%);
  position: relative;
  overflow: hidden;
}

.hero-container {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.tagline-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background-color: #EFF6FF;
  border: 1px solid #DBEAFE;
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--primary);
  box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.6);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0.6); }
  70% { box-shadow: 0 0 0 8px rgba(37, 99, 235, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 99, 235, 0); }
}

.tagline-text {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.hero-title {
  font-size: 3.25rem;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-main);
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.highlight-text {
  color: var(--primary);
  position: relative;
  display: inline-block;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.social-proof-micro {
  display: flex;
  align-items: center;
  gap: 14px;
}

.avatars-group {
  display: flex;
}

.avatar-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.75rem;
  color: #FFFFFF;
  border: 2px solid #FFFFFF;
  margin-left: -8px;
}

.avatar-circle:first-child { margin-left: 0; }
.av-1 { background-color: #2563EB; }
.av-2 { background-color: #10B981; }
.av-3 { background-color: #8B5CF6; }

.micro-text {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.4;
}

/* Hero Chat Preview Card */
.chat-preview-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 25px 50px -12px rgba(15, 23, 42, 0.12), 0 0 0 1px rgba(15, 23, 42, 0.03);
  overflow: hidden;
  transition: transform var(--transition-smooth);
}

.chat-preview-card:hover {
  transform: translateY(-4px);
}

.chat-card-header {
  padding: 16px 20px;
  background-color: #0F172A;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.online-indicator {
  display: flex;
  align-items: center;
  gap: 12px;
}

.chat-avatar-wrapper {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: #070B14;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: 0 0 10px rgba(239, 68, 68, 0.25);
  flex-shrink: 0;
}

.chat-avatar-img {
  width: 22px;
  height: 22px;
  object-fit: contain;
}

.chat-avatar-wrapper .dot-green {
  position: absolute;
  bottom: -2px;
  right: -2px;
  border: 2px solid #0F172A;
}

.dot-green {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #10B981;
  box-shadow: 0 0 8px #10B981;
}

.clinic-meta {
  display: flex;
  flex-direction: column;
}

.clinic-name {
  color: #FFFFFF;
  font-size: 0.9rem;
  font-weight: 700;
}

.clinic-status {
  color: #94A3B8;
  font-size: 0.72rem;
}

.speed-badge {
  background-color: rgba(16, 185, 129, 0.15);
  color: #34D399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.chat-card-body {
  padding: 24px 20px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  background-color: #F8FAFC;
}

.bubble {
  max-width: 85%;
  padding: 12px 16px;
  border-radius: 16px;
  font-size: 0.92rem;
  line-height: 1.45;
  position: relative;
}

.bubble-incoming {
  align-self: flex-start;
  background-color: #E2E8F0;
  color: #1E293B;
  border-bottom-left-radius: 4px;
}

.bubble-outgoing {
  align-self: flex-end;
  background-color: #FFFFFF;
  color: #0F172A;
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-sm);
  border-bottom-right-radius: 4px;
}

.bubble-highlight {
  border-left: 3px solid var(--primary);
  background-color: #F0F7FF;
}

.time-stamp {
  display: block;
  font-size: 0.68rem;
  color: #94A3B8;
  margin-top: 6px;
  text-align: right;
}

.chat-card-footer {
  padding: 14px 20px;
  background-color: #FFFFFF;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  gap: 12px;
}

.stat-pill {
  background-color: #F1F5F9;
  padding: 6px 12px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

/* Leak Section */
.leak-section {
  padding: 90px 0;
  background-color: #FFFFFF;
}

.leak-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.leak-card {
  background-color: #F8FAFC;
  border: 1px solid var(--border-subtle);
  padding: 32px 24px;
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}

.leak-card:hover {
  transform: translateY(-4px);
  background-color: #FFFFFF;
  box-shadow: var(--shadow-lg);
  border-color: #CBD5E1;
}

.leak-icon-box {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.bg-red-soft { background-color: #FEE2E2; }
.bg-amber-soft { background-color: #FEF3C7; }
.bg-blue-soft { background-color: #DBEAFE; }
.bg-purple-soft { background-color: #EDE9FE; }

.leak-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 12px;
}

.leak-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* Calculator Section */
.calculator-section {
  padding: 90px 0;
  background-color: #F1F5F9;
}

.calc-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.calc-title {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--text-main);
  line-height: 1.2;
  margin-bottom: 20px;
}

.calc-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 28px;
}

.calc-highlights {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calc-hl-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 600;
  color: var(--text-main);
}

.hl-check {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background-color: #D1FAE5;
  color: #059669;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.85rem;
}

.calc-box {
  background-color: #FFFFFF;
  padding: 36px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-subtle);
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 28px;
}

.input-group label {
  display: block;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-main);
  margin-bottom: 8px;
}

.input-range-wrap {
  display: flex;
  align-items: center;
  gap: 16px;
}

.input-range-wrap input[type="range"] {
  flex: 1;
  accent-color: var(--primary);
  height: 6px;
  background-color: #E2E8F0;
  border-radius: 3px;
}

.range-val {
  min-width: 80px;
  text-align: right;
  font-weight: 700;
  color: var(--primary);
  font-size: 0.95rem;
}

.input-number-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.currency-prefix {
  position: absolute;
  left: 16px;
  font-weight: 700;
  color: var(--text-muted);
}

.input-number-wrap input {
  width: 100%;
  padding: 12px 16px 12px 42px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-main);
  outline: none;
  font-family: inherit;
}

.input-number-wrap input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.calc-results {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 24px;
}

.result-card {
  padding: 20px;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
}

.current-result {
  background-color: #F8FAFC;
  border: 1px solid var(--border-subtle);
}

.new-result {
  background-color: #ECFDF5;
  border: 1px solid #A7F3D0;
}

.res-label {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  margin-bottom: 6px;
}

.res-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
}

.res-sub {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* Process Section */
.process-section {
  padding: 90px 0;
  background-color: #FFFFFF;
}

.timeline-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.timeline-card {
  background-color: #F8FAFC;
  border: 1px solid var(--border-subtle);
  padding: 24px;
  border-radius: var(--radius-lg);
  position: relative;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-fast);
}

.timeline-card:hover {
  transform: translateY(-4px);
  border-color: #CBD5E1;
}

.step-num {
  font-size: 2.2rem;
  font-weight: 800;
  color: #CBD5E1;
  line-height: 1;
  margin-bottom: 12px;
}

.step-tag {
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 8px;
}

.timeline-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.timeline-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.highlight-step {
  border: 2px solid #10B981;
  background-color: #F0FDF4;
}

/* Demo Video Section */
.demo-section {
  padding: 90px 0;
  background-color: #0B1120;
  color: #FFFFFF;
}

.demo-section .section-title {
  color: #FFFFFF;
}

.demo-section .section-desc {
  color: #94A3B8;
}

.demo-section .section-badge {
  background-color: rgba(37, 99, 235, 0.2);
  color: #60A5FA;
}

.video-container-mockup {
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.browser-mockup-header {
  background-color: #1E293B;
  padding: 12px 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.mock-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.mock-dot.red { background-color: #EF4444; }
.mock-dot.yellow { background-color: #F59E0B; }
.mock-dot.green { background-color: #10B981; }

.mock-title {
  font-size: 0.8rem;
  color: #94A3B8;
  margin-left: 12px;
  font-weight: 600;
}

.demo-video-wrapper {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background-color: #0B0F19;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.demo-video-player {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  background-color: #0B0F19;
}

.video-cta-container {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.video-cta-subtext {
  font-size: 0.88rem;
  color: #94A3B8;
  margin: 0;
}

/* Comparison Section */
.comparison-section {
  padding: 90px 0;
  background-color: #FFFFFF;
}

.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}

.comp-col {
  padding: 36px;
  border-radius: var(--radius-xl);
  display: flex;
  flex-direction: column;
}

.comp-before {
  background-color: #F8FAFC;
  border: 1px solid var(--border-subtle);
  opacity: 0.85;
}

.comp-after {
  background-color: #FFFFFF;
  border: 2px solid var(--primary);
  box-shadow: var(--shadow-xl);
  position: relative;
}

.comp-badge-recommended {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--primary);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 6px 14px;
  border-bottom-left-radius: var(--radius-md);
  letter-spacing: 0.05em;
}

.comp-header {
  margin-bottom: 24px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border-subtle);
}

.comp-tag {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 6px;
}

.comp-tag.danger { color: var(--accent-red); }
.comp-tag.success { color: var(--primary); }

.comp-header h3 {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--text-main);
}

.comp-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.comp-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  line-height: 1.45;
}

.icon-x {
  color: var(--accent-red);
  font-weight: 900;
  font-size: 1.1rem;
}

.icon-check {
  color: var(--primary);
  font-weight: 900;
  font-size: 1.1rem;
}

/* Ally Section */
.ally-section {
  padding: 90px 0;
  background-color: #F8FAFC;
}

.ally-container {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.ally-title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-main);
  margin-bottom: 18px;
}

.ally-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
}

.ally-box {
  display: flex;
  gap: 16px;
  background-color: #FFFFFF;
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  margin-top: 24px;
}

.ally-box-icon {
  font-size: 2rem;
}

.ally-box-text strong {
  display: block;
  font-size: 1rem;
  color: var(--text-main);
  margin-bottom: 4px;
}

.ally-box-text p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.45;
}

.card-quote {
  background: #FFFFFF;
  padding: 32px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-subtle);
}

.stars {
  color: #F59E0B;
  font-size: 1.2rem;
  margin-bottom: 12px;
}

.card-quote p {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text-main);
  line-height: 1.5;
  margin-bottom: 20px;
}

.quote-author strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-main);
}

.quote-author span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* FAQ Accordion */
.faq-section {
  padding: 90px 0;
  background-color: #FFFFFF;
}

.faq-container {
  max-width: 800px;
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.accordion-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.accordion-item:hover {
  border-color: #CBD5E1;
}

.accordion-header {
  width: 100%;
  padding: 20px 24px;
  background-color: #FFFFFF;
  border: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: inherit;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
  text-align: left;
  cursor: pointer;
}

.acc-icon {
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--primary);
  transition: transform var(--transition-fast);
}

.accordion-item.active .acc-icon {
  transform: rotate(45deg);
}

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
  background-color: #F8FAFC;
}

.accordion-body p {
  padding: 0 24px 20px 24px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Form Section */
.form-section {
  padding: 90px 0;
  background: linear-gradient(180deg, #F1F5F9 0%, #E2E8F0 100%);
}

.form-wrapper {
  max-width: 600px;
  margin: 0 auto;
  background-color: #FFFFFF;
  padding: 48px;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--border-subtle);
}

.form-title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
}

.form-desc {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.lead-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-group input,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  font-size: 1rem;
  color: var(--text-main);
  font-family: inherit;
  outline: none;
  background-color: #F8FAFC;
  transition: all var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus {
  background-color: #FFFFFF;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px var(--primary-glow);
}

.form-guarantee {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 8px;
}

/* Success Modal */
.modal-success {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(15, 23, 42, 0.7);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  padding: 24px;
}

.modal-success.hidden {
  display: none;
}

.modal-card {
  background-color: #FFFFFF;
  padding: 40px;
  border-radius: var(--radius-xl);
  max-width: 480px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-xl);
  animation: popIn 0.3s ease;
}

@keyframes popIn {
  from { transform: scale(0.9); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.success-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: #D1FAE5;
  color: #059669;
  font-size: 2rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
}

.modal-card h3 {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 12px;
}

.modal-card p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

.redirect-info {
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 24px !important;
}

/* Footer */
.footer {
  background-color: var(--bg-dark);
  color: var(--text-light-muted);
  padding: 48px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-brand .logo-accent { color: #FFFFFF; }
.footer-brand p {
  font-size: 0.85rem;
  margin-top: 8px;
  max-width: 380px;
}

.footer-copy {
  font-size: 0.82rem;
}

.navbar-logo-img {
  height: 52px;
  width: auto;
  max-width: 240px;
  display: block;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.navbar-logo-img:hover {
  transform: scale(1.02);
}

.footer-logo-img {
  height: 44px;
  width: auto;
  max-width: 220px;
  display: block;
  object-fit: contain;
  margin-bottom: 12px;
}

/* Case Study Section */
.case-study-section {
  padding: 90px 0;
  background-color: #FFFFFF;
}

.case-study-card {
  background: #FFFFFF;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-subtle);
  box-shadow: 0 20px 40px -15px rgba(15, 23, 42, 0.08);
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 48px;
  padding: 48px;
  align-items: center;
}

.video-frame-container {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 35px -10px rgba(0, 0, 0, 0.2);
  background-color: #0F172A;
  border: 1px solid var(--border-subtle);
}

.case-video-player {
  width: 100%;
  height: auto;
  max-height: 540px;
  display: block;
  border-radius: var(--radius-lg);
}

.case-badge-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: #ECFDF5;
  border: 1px solid #A7F3D0;
  color: #059669;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.06em;
  margin-bottom: 16px;
}

.live-badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #10B981;
  box-shadow: 0 0 6px #10B981;
}

.case-study-title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.25;
  color: var(--text-main);
  margin-bottom: 16px;
}

.case-study-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin-bottom: 24px;
}

.case-points {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 32px;
}

.case-point-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.point-icon {
  font-size: 1.25rem;
  background-color: #F1F5F9;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.case-point-item strong {
  display: block;
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 2px;
}

.case-point-item p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.4;
}

.case-author-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 20px;
  border-top: 1px solid var(--border-subtle);
  flex-wrap: wrap;
  gap: 16px;
}

.author-meta strong {
  display: block;
  font-size: 1.05rem;
  color: var(--text-main);
}

.author-meta span {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.btn-sm {
  padding: 10px 20px;
  font-size: 0.9rem;
}

/* ==========================================================================
   Responsive Media Queries & Mobile Optimization
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-container {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-title { font-size: 2.75rem; }
  .leak-grid { grid-template-columns: repeat(2, 1fr); }
  .timeline-grid { grid-template-columns: repeat(2, 1fr); }
  .calc-wrapper { grid-template-columns: 1fr; gap: 36px; }
  .case-study-card { grid-template-columns: 1fr; padding: 36px; gap: 32px; }
  .ally-container { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .navbar {
    padding: 10px 0;
  }
  .nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
  }
  .nav-links { display: none; }
  
  .navbar-logo-img {
    height: 42px;
    max-width: 180px;
  }
  
  .nav-cta {
    padding: 8px 14px;
    font-size: 0.82rem;
    border-radius: 8px;
  }

  .top-banner {
    padding: 6px 0;
  }
  .banner-inner {
    flex-direction: column;
    gap: 4px;
    text-align: center;
  }
  .banner-text {
    font-size: 0.75rem;
  }

  /* Section Spacings on Mobile */
  .hero-section {
    padding: 36px 0 60px 0;
  }
  .leak-section,
  .calculator-section,
  .process-section,
  .demo-section,
  .case-study-section,
  .comparison-section,
  .ally-section,
  .faq-section,
  .form-section {
    padding: 56px 0;
  }

  .hero-title {
    font-size: 2.05rem;
    line-height: 1.22;
    margin-bottom: 18px;
  }
  .hero-subtitle {
    font-size: 1.05rem;
    line-height: 1.55;
    margin-bottom: 24px;
  }
  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }
  .hero-actions .btn {
    width: 100%;
    padding: 14px 20px;
    font-size: 0.98rem;
  }

  /* Chat Preview Card on Mobile */
  .chat-preview-card {
    border-radius: var(--radius-lg);
  }
  .chat-card-body {
    padding: 16px 12px;
    gap: 10px;
  }
  .bubble {
    font-size: 0.85rem;
    padding: 10px 12px;
    max-width: 90%;
  }
  .chat-card-footer {
    padding: 10px 12px;
    flex-wrap: wrap;
    gap: 8px;
  }
  .stat-pill {
    font-size: 0.72rem;
    padding: 4px 8px;
  }

  /* Leak Grid on Mobile */
  .leak-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .leak-card {
    padding: 24px 20px;
  }

  /* Calculator on Mobile */
  .calc-title {
    font-size: 1.75rem;
    line-height: 1.25;
  }
  .calc-box {
    padding: 24px 18px;
    border-radius: var(--radius-lg);
  }
  .calc-results {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .res-num {
    font-size: 1.5rem;
  }

  /* Case Study on Mobile */
  .case-study-card {
    padding: 24px 16px;
    gap: 24px;
    border-radius: var(--radius-lg);
  }
  .case-study-title {
    font-size: 1.55rem;
    line-height: 1.3;
  }
  .case-author-box {
    flex-direction: column;
    align-items: stretch;
  }
  .case-author-box .btn {
    width: 100%;
  }

  /* Process on Mobile */
  .timeline-grid {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .timeline-card {
    padding: 20px 16px;
  }

  /* Comparison on Mobile */
  .comparison-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }
  .comp-col {
    padding: 24px 18px;
  }

  /* Ally on Mobile */
  .ally-title {
    font-size: 1.75rem;
  }

  /* Form on Mobile */
  .form-wrapper {
    padding: 28px 18px;
    border-radius: var(--radius-lg);
  }
  .form-title {
    font-size: 1.65rem;
    line-height: 1.25;
  }
  .form-group input,
  .form-group select {
    font-size: 16px; /* Evita zoom automático no iOS Safari */
    padding: 12px 14px;
  }

  .footer-content {
    flex-direction: column;
    gap: 24px;
    text-align: center;
  }
}

/* Floating WhatsApp Widget */
.floating-wa-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 999;
  background: rgba(15, 23, 42, 0.94);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-full);
  padding: 8px 16px 8px 8px;
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25), 0 0 20px rgba(37, 211, 102, 0.2);
  transition: all var(--transition-smooth);
}

.floating-wa-btn:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.35), 0 0 25px rgba(37, 211, 102, 0.35);
  border-color: rgba(37, 211, 102, 0.5);
}

.floating-wa-avatar {
  position: relative;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: #070B14;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255, 255, 255, 0.15);
  flex-shrink: 0;
}

.floating-wa-x {
  width: 24px;
  height: 24px;
  object-fit: contain;
}

.floating-wa-dot {
  position: absolute;
  top: 0;
  right: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: #10B981;
  border: 2px solid #0F172A;
  box-shadow: 0 0 6px #10B981;
}

.floating-wa-content {
  display: flex;
  flex-direction: column;
}

.floating-wa-badge {
  font-size: 0.68rem;
  font-weight: 700;
  color: #10B981;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.floating-wa-text {
  font-size: 0.85rem;
  font-weight: 700;
  color: #FFFFFF;
}

.floating-wa-icon {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 10px rgba(37, 211, 102, 0.5);
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .floating-wa-content {
    display: none !important;
  }
  .floating-wa-btn {
    bottom: 16px;
    right: 16px;
    padding: 0;
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: transparent;
    border: none;
    box-shadow: none;
  }
  .floating-wa-avatar {
    position: absolute;
    top: -4px;
    left: -4px;
    width: 22px;
    height: 22px;
    z-index: 2;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.4);
  }
  .floating-wa-x {
    width: 14px;
    height: 14px;
  }
  .floating-wa-dot {
    display: none;
  }
  .floating-wa-icon {
    width: 54px;
    height: 54px;
  }
  .floating-wa-icon svg {
    width: 26px;
    height: 26px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }
  .hero-title {
    font-size: 1.85rem;
  }
  .section-title {
    font-size: 1.75rem;
  }
  .navbar-logo-img {
    height: 38px;
    max-width: 170px;
  }
  .nav-cta {
    padding: 8px 14px;
    font-size: 0.82rem;
  }
}