:root {
  --bg-color: #0F172A; /* Deep charcoal/black */
  --bg-color-elevated: rgba(30, 41, 59, 0.5); /* Glassmorphism base */
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  
  --primary-gradient: linear-gradient(to right, #8B5CF6, #6D28D9);
  --primary-color: #8B5CF6;
  --primary-glow: rgba(139, 92, 246, 0.3);
  
  --accent-green: #22C55E;
  
  --border-color: rgba(255, 255, 255, 0.1);
  --radius: 12px;
  
  --font-family: 'Plus Jakarta Sans', sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: 1.5rem;
}

p {
  color: var(--text-muted);
  font-size: 1.125rem;
  margin-bottom: 1.5rem;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

ul {
  list-style: none;
}

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

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-pad {
  padding: 100px 0;
}

/* UI Elements: Glassmorphism */
.glass-panel {
  background: var(--bg-color-elevated);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
  gap: 8px;
}

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

.btn-primary {
  background: var(--primary-gradient);
  color: #fff;
  border: none;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
  box-shadow: 0 6px 25px rgba(139, 92, 246, 0.5);
  filter: brightness(1.1);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-color);
}

.btn-outline:hover {
  border-color: var(--text-main);
  background: rgba(255, 255, 255, 0.05);
}

.btn-outline-small {
  background: transparent;
  border: 1px solid var(--border-color);
  padding: 10px 20px;
  border-radius: 8px;
  font-weight: 600;
}
.btn-outline-small:hover {
  background: rgba(255,255,255,0.05);
  border-color: var(--text-main);
}

.btn-large {
  padding: 18px 36px;
  font-size: 1.125rem;
}

.btn-whatsapp {
  background: var(--accent-green);
  color: #000;
  border: none;
}

.btn-whatsapp:hover {
  background: #1ea951;
  box-shadow: 0 4px 20px rgba(34, 197, 94, 0.4);
}
.whatsapp-icon {
    width: 20px;
    height: 20px;
}

.full-width {
  width: 100%;
}

/* Navigation */
.navbar {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  padding: 24px 0;
  z-index: 100;
}
.nav-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.nav-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}
.nav-btn {
  padding: 10px 16px;
  font-size: 0.875rem;
}
.logo {
  font-size: 2.25rem;
  font-weight: 900;
  color: transparent;
  -webkit-text-stroke: 2px #FFFFFF;
  letter-spacing: -0.02em;
  font-family: 'Arial Black', 'Plus Jakarta Sans', sans-serif;
}
.logo-s {
  color: var(--primary-color);
  -webkit-text-stroke: 0;
}

/* Section 1: Hero Area */
.hero {
  padding: 160px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.tagline {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: inline-block;
  padding: 6px 12px;
  background: rgba(139, 92, 246, 0.1);
  border-radius: 20px;
  border: 1px solid rgba(139, 92, 246, 0.2);
}

.subheadline {
  font-size: 1.25rem;
  margin-bottom: 32px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 24px;
}

.justify-center {
  justify-content: center;
}

.trust-badges {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Dashboard Mockup */
.hero-visual {
  position: relative;
}

.glow-effect {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 400px;
  height: 400px;
  background: var(--primary-glow);
  filter: blur(80px);
  border-radius: 50%;
  z-index: -1;
}

.mockup-card {
  padding: 20px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
}

.mockup-header {
  display: flex;
  gap: 8px;
  margin-bottom: 20px;
}

.mockup-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--border-color);
}
.mockup-dot:nth-child(1) { background: #ef4444; }
.mockup-dot:nth-child(2) { background: #f59e0b; }
.mockup-dot:nth-child(3) { background: #10b981; }

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

.metric-box {
  background: rgba(255, 255, 255, 0.03);
  padding: 16px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.metric-label {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.metric-value {
  display: block;
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 8px;
}

.metric-trend {
  font-size: 0.75rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 4px;
}
.metric-trend.up { color: var(--accent-green); }
.metric-trend.down { color: var(--accent-green); }

.chart-container {
  height: 150px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  padding: 16px;
  display: flex;
  align-items: flex-end;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.bar-chart {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  width: 100%;
  height: 100%;
}

.bar {
  width: 12%;
  background: var(--primary-gradient);
  border-radius: 4px 4px 0 0;
  transition: height 1s ease;
}

/* Section 2: Logo Ticker */
.ticker-section {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  background: rgba(255,255,255,0.01);
  overflow: hidden;
}

.ticker-title {
  text-align: center;
  font-size: 0.875rem;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.ticker-wrapper {
  display: flex;
  width: 100vw;
  position: relative;
  left: 50%;
  transform: translateX(-50%);
}

.ticker-track {
  display: flex;
  gap: 60px;
  padding: 0 30px;
  animation: scroll 30s linear infinite;
  min-width: 200%;
}

.logo-item {
  color: rgba(255, 255, 255, 0.4);
  font-size: 1.5rem;
  font-weight: 700;
  white-space: nowrap;
}

@keyframes scroll {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

/* Section 3: Service Overview */
.section-title {
  max-width: 800px;
  margin: 0 auto 40px;
}

.pricing-card {
  max-width: 600px;
  margin: 0 auto;
  padding: 40px;
  text-align: left;
  position: relative;
  overflow: hidden;
}

.pricing-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 4px;
  background: var(--primary-gradient);
}

.card-desc {
  font-size: 1rem;
  margin-bottom: 24px;
}

.price-amount {
  font-size: 3rem;
  font-weight: 800;
  color: var(--text-main);
  margin-bottom: 4px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.per-month {
  font-size: 1.25rem;
  color: var(--text-muted);
  font-weight: 500;
}

.price-note {
  font-size: 0.875rem;
  margin-bottom: 32px;
}

.checklist {
  margin-bottom: 32px;
}

.checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-weight: 500;
}

.check-icon {
  color: var(--accent-green);
  font-weight: bold;
}

/* Section 4: Benefits */
.grid-2x2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.benefit-card {
  padding: 32px;
  transition: transform 0.3s ease;
}

.benefit-card:hover {
  transform: translateY(-5px);
  border-color: rgba(139, 92, 246, 0.3);
}

.icon-box {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(139, 92, 246, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

/* Section 5: The 4-Pillar Framework */
.framework-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  margin-bottom: 80px;
}

.framework-row.reverse {
  direction: rtl;
}

.framework-row.reverse > * {
  direction: ltr;
}

.pillar-number {
  font-size: 4rem;
  font-weight: 800;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255, 255, 255, 0.1);
  margin-bottom: 16px;
  line-height: 1;
}

.diagram-box {
  padding: 40px;
  height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

/* Framework Visuals CSS Art */
.node {
  padding: 12px 24px;
  background: var(--primary-gradient);
  border-radius: 8px;
  font-weight: bold;
  position: relative;
  z-index: 2;
}
.node.mini {
  background: rgba(255,255,255,0.1);
  font-size: 0.875rem;
}
.line {
  position: absolute;
  width: 2px;
  height: 50px;
  background: var(--primary-color);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 1;
}
.node-split {
  display: flex;
  gap: 20px;
  position: absolute;
  top: 65%;
}

.target-circle {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  border: 4px dashed rgba(139, 92, 246, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: spin 20s linear infinite;
}
.target-inner {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  border: 4px solid rgba(139, 92, 246, 0.8);
  display: flex;
  align-items: center;
  justify-content: center;
}
.target-bullseye {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--primary-gradient);
}

@keyframes spin { 100% { transform: rotate(360deg); } }

.ab-test {
  display: flex;
  align-items: center;
  gap: 20px;
  font-size: 2rem;
  font-weight: bold;
}
.variant {
  width: 80px; height: 80px;
  display: flex; align-items: center; justify-content: center;
  background: rgba(255,255,255,0.05);
  border-radius: 12px;
  border: 2px solid var(--border-color);
}
.variant.active {
  border-color: var(--accent-green);
  background: rgba(34, 197, 94, 0.1);
}
.vs { color: var(--text-muted); font-size: 1rem; }

.growth-chart { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;}
.growth-chart svg { width: 80%; height: auto;}

/* Section 6: Comparison Table */
.comp-table-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px;
}

.comp-col {
  padding: 40px;
  height: 100%;
}

.comp-col.highlight {
  position: relative;
  background: rgba(139, 92, 246, 0.05);
  border-color: rgba(139, 92, 246, 0.3);
  transform: scale(1.02);
  z-index: 2;
}

.glow-effect-subtle {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  background: var(--primary-glow);
  filter: blur(100px);
  z-index: -1;
  border-radius: var(--radius);
}

.comp-title {
  font-size: 2rem;
  margin-bottom: 32px;
  text-align: center;
}

.comp-list li {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  font-size: 1.125rem;
}

.x-icon {
  color: #EF4444; /* Red for negative */
  font-weight: bold;
  font-size: 1.5rem;
}

.check-icon-large {
  color: var(--accent-green);
  font-weight: bold;
  font-size: 1.5rem;
}

/* Section 7: How It Works */
.timeline {
  max-width: 800px;
  margin: 0 auto;
  position: relative;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  left: 24px;
  width: 2px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 0;
}

.timeline-line {
  position: absolute;
  top: 0; bottom: 0; left: 24px; width: 2px;
  background: var(--primary-gradient);
  z-index: 1;
  max-height: 0;
  transition: max-height 1s ease;
}

.timeline-item {
  display: flex;
  gap: 32px;
  margin-bottom: 40px;
  position: relative;
  z-index: 2;
}

.timeline-point {
  width: 50px;
  height: 50px;
  flex-shrink: 0;
  border-radius: 50%;
  background: var(--bg-color);
  border: 2px solid var(--primary-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.25rem;
  box-shadow: 0 0 20px var(--primary-glow);
}

.timeline-content {
  flex-grow: 1;
  padding: 32px;
}

/* Section 8: Wall of Love (Masonry) */
.masonry-grid {
  column-count: 2;
  column-gap: 24px;
}

.review-card {
  break-inside: avoid;
  margin-bottom: 24px;
  padding: 32px;
}

.stars {
  color: #FBBF24;
  font-size: 1.25rem;
  margin-bottom: 16px;
  letter-spacing: 2px;
}

.review-text {
  font-size: 1.125rem;
  color: var(--text-main);
  font-style: italic;
  margin-bottom: 24px;
}

.reviewer {
  display: flex;
  align-items: center;
  gap: 16px;
}

.avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: 1.25rem;
}

.reviewer-info strong {
  display: block;
  font-size: 1rem;
}

.reviewer-info span {
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Section 9: Final CTA */
.cta-banner {
  padding: 80px 40px;
  position: relative;
  overflow: hidden;
  border-color: rgba(139, 92, 246, 0.4);
}

.glow-effect-large {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100%;
  height: 200%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.15) 0%, rgba(15, 23, 42, 0) 70%);
  z-index: -1;
  pointer-events: none;
}

.cta-banner h2 {
  max-width: 800px;
  margin: 0 auto 24px;
}
.cta-banner p {
  font-size: 1.25rem;
  margin-bottom: 40px;
}

.footer {
  padding: 40px 0;
  border-top: 1px solid var(--border-color);
  margin-top: 80px;
}

/* Responsive Design */
@media (max-width: 992px) {
  .hero-grid { grid-template-columns: 1fr; text-align: center; }
  .hero-ctas { justify-content: center; }
  .trust-badges { text-align: center; }
  .hero-visual { max-width: 600px; margin: 40px auto 0; }
  .framework-row { grid-template-columns: 1fr; gap: 40px; }
  .framework-row.reverse { direction: ltr; }
  .framework-visual { order: -1; }
  .comp-table-wrapper { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .grid-2x2 { grid-template-columns: 1fr; }
  .masonry-grid { column-count: 1; }
  .timeline::before { left: 19px; }
  .timeline-line { left: 19px; }
  .timeline-point { width: 40px; height: 40px; font-size: 1rem; }
  .nav-content { 
    flex-wrap: nowrap; 
    justify-content: space-between; 
    gap: 8px; 
  }
  .nav-actions {
    gap: 6px;
  }
  .nav-btn {
    padding: 8px 10px; 
    font-size: 0.7rem;
    white-space: nowrap;
  }
  .logo { 
    font-size: 1.25rem; 
    -webkit-text-stroke: 1px #FFFFFF;
  }
  .hero { padding-top: 140px; }
}

/* Animations & Interactivity */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }