/* ================================
   MENTORIAH SOLUTION - AUTHORITY MATRIX DESIGN
   Dark Elegante Minimalista Premium
   ================================ */

/* CSS Variables - Paleta Authority Matrix */
:root {
  /* Cores Principais */
  --deep-black: #0A0A0A;
  --executive-gray-dark: #1A1A1A;
  --executive-gray-medium: #2A2A2A;
  --precision-green: #00FF88;
  --absolute-white: #FFFFFF;
  --gray-light: #E0E0E0;
  --gray-medium: #B0B0B0;
  --luxury-gold: #D4AF37;
  
  /* Spacing Luxuoso */
  --luxury-spacing: 120px;
  --breathing-room: 60px;
  --section-spacing: 100px;
  
  /* Typography */
  --font-primary: 'Inter', sans-serif;
  --font-secondary: 'IBM Plex Sans', sans-serif;
  
  /* Border Radius */
  --border-radius: 12px;
  --border-radius-small: 8px;
  
  /* Shadows */
  --shadow-premium: 0 20px 40px rgba(0, 255, 136, 0.1);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 20px rgba(0, 255, 136, 0.3);
  
  /* Transitions */
  --transition-smooth: all 0.3s ease;
  --transition-slow: all 0.6s ease;
}

/* ================================
   RESET & BASE STYLES
   ================================ */

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

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

body {
  font-family: var(--font-primary);
  background-color: var(--deep-black);
  color: var(--absolute-white);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
}

/* ================================
   MATRIX BACKGROUND EFFECT
   ================================ */

.matrix-background {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.1;
  background: linear-gradient(135deg, var(--deep-black) 0%, var(--executive-gray-dark) 100%);
}

.matrix-background::before {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  background-image: 
    radial-gradient(circle at 20% 20%, var(--precision-green) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, var(--precision-green) 0%, transparent 50%),
    radial-gradient(circle at 40% 60%, var(--precision-green) 0%, transparent 50%);
  opacity: 0.05;
  animation: matrixFloat 20s ease-in-out infinite;
}

@keyframes matrixFloat {
  0%, 100% { transform: scale(1) rotate(0deg); }
  50% { transform: scale(1.1) rotate(1deg); }
}

/* ================================
   TYPOGRAPHY SYSTEM
   ================================ */

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-primary);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero-title {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.section-title {
  font-size: 3rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-subtitle,
.section-subtitle {
  font-size: 1.25rem;
  font-weight: 400;
  color: var(--gray-light);
  margin-bottom: 2rem;
}

/* ================================
   LAYOUT & CONTAINERS
   ================================ */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-spacing {
  padding: var(--section-spacing) 0;
}

/* ================================
   NAVIGATION
   ================================ */

nav {
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(42, 42, 42, 0.2);
  transition: var(--transition-smooth);
}

.logo-container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.logo-container h1 {
  color: var(--luxury-gold);
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 0;
  text-shadow: 0 0 10px rgba(212, 175, 55, 0.3);
}

.logo-container span {
  color: var(--gray-light);
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.nav-link {
  color: var(--gray-light);
  text-decoration: none;
  font-weight: 500;
  transition: var(--transition-smooth);
  position: relative;
}

.nav-link:hover {
  color: var(--precision-green);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--precision-green);
  transition: var(--transition-smooth);
}

.nav-link:hover::after {
  width: 100%;
}

.btn-whatsapp {
  background: var(--precision-green);
  color: var(--deep-black);
  padding: 0.75rem 1.5rem;
  border-radius: var(--border-radius-small);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition-smooth);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-whatsapp:hover {
  background: #00E074;
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}

/* ================================
   BUTTONS SYSTEM
   ================================ */

.btn-primary-outline {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  border: 2px solid var(--precision-green);
  color: var(--precision-green);
  text-decoration: none;
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  background: transparent;
  font-size: 1.1rem;
}

.btn-primary-outline:hover {
  background: var(--precision-green);
  color: var(--deep-black);
  transform: translateY(-3px);
  box-shadow: var(--shadow-glow);
}

.btn-primary-filled {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2rem;
  background: var(--precision-green);
  color: var(--deep-black);
  text-decoration: none;
  font-weight: 600;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  font-size: 1.1rem;
  box-shadow: var(--shadow-premium);
}

.btn-primary-filled:hover {
  background: #00E074;
  transform: translateY(-3px);
  box-shadow: 0 25px 50px rgba(0, 255, 136, 0.2);
}

.btn-cta-final {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem 3rem;
  background: linear-gradient(135deg, var(--precision-green) 0%, #00E074 100%);
  color: var(--deep-black);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.2rem;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  box-shadow: 0 20px 40px rgba(0, 255, 136, 0.3);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.btn-cta-final:hover {
  transform: translateY(-5px) scale(1.05);
  box-shadow: 0 30px 60px rgba(0, 255, 136, 0.4);
}

/* ================================
   HERO SECTION
   ================================ */

.hero-section {
  position: relative;
  z-index: 10;
  background: linear-gradient(135deg, var(--deep-black) 0%, var(--executive-gray-dark) 100%);
  padding-top: 120px;
}

.hero-section .text-precision-green {
  background: linear-gradient(135deg, var(--precision-green) 0%, #00E074 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-shadow: 0 0 30px rgba(0, 255, 136, 0.5);
}

/* ================================
   PROBLEM/SOLUTION CARDS
   ================================ */

.problem-card,
.solution-card {
  background: var(--executive-gray-dark);
  padding: 2.5rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--executive-gray-medium);
  transition: var(--transition-smooth);
}

.problem-card:hover,
.solution-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-card);
  border-color: var(--precision-green);
}

.problem-item,
.solution-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  font-size: 1.1rem;
  line-height: 1.5;
}

.problem-item i,
.solution-item i {
  margin-top: 0.25rem;
  font-size: 1.2rem;
}

/* ================================
   SUCCESS CASE CARD
   ================================ */

.success-card {
  background: linear-gradient(135deg, var(--executive-gray-dark) 0%, var(--executive-gray-medium) 100%);
  padding: 3rem;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  background-image: linear-gradient(var(--executive-gray-dark), var(--executive-gray-medium)),
                    linear-gradient(135deg, var(--precision-green), var(--luxury-gold));
  background-origin: border-box;
  background-clip: content-box, border-box;
  position: relative;
  overflow: hidden;
}

.success-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--precision-green), var(--luxury-gold));
  animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

.metrics-row {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 2rem;
  margin: 2rem 0;
}

.metric-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.metric-label {
  font-size: 0.9rem;
  color: var(--gray-medium);
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.metric-value {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--absolute-white);
}

.metric-arrow {
  font-size: 2rem;
  color: var(--precision-green);
  font-weight: bold;
}

.testimonial {
  font-size: 1.2rem;
  font-style: italic;
  line-height: 1.6;
  color: var(--gray-light);
  text-align: center;
  margin: 2rem 0;
  position: relative;
}

.testimonial::before {
  content: '"';
  font-size: 3rem;
  color: var(--precision-green);
  position: absolute;
  top: -1rem;
  left: -1rem;
}

.testimonial-author {
  display: block;
  text-align: center;
  font-weight: 600;
  color: var(--precision-green);
  font-size: 1.1rem;
  margin-top: 1rem;
}

/* ================================
   AUTOMATION INPUT
   ================================ */

.automation-input-container {
  max-width: 600px;
  margin: 0 auto;
}

.chat-input-wrapper {
  display: flex;
  background: var(--executive-gray-dark);
  border: 2px solid var(--executive-gray-medium);
  border-radius: var(--border-radius);
  padding: 0.5rem;
  transition: var(--transition-smooth);
}

.chat-input-wrapper:focus-within {
  border-color: var(--precision-green);
  box-shadow: var(--shadow-glow);
}

.chat-input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 1rem;
  color: var(--absolute-white);
  font-size: 1.1rem;
  outline: none;
}

.chat-input::placeholder {
  color: var(--gray-medium);
}

.chat-submit-btn {
  background: var(--precision-green);
  color: var(--deep-black);
  border: none;
  padding: 1rem 1.5rem;
  border-radius: var(--border-radius-small);
  cursor: pointer;
  transition: var(--transition-smooth);
  font-size: 1.1rem;
}

.chat-submit-btn:hover {
  background: #00E074;
  transform: scale(1.05);
}

.automation-response {
  margin-top: 1.5rem;
  padding: 1.5rem;
  background: var(--executive-gray-dark);
  border-radius: var(--border-radius);
  border-left: 4px solid var(--precision-green);
}

.automation-response.hidden {
  display: none;
}

/* ================================
   METHODOLOGY PILLARS
   ================================ */

.methodology-pillar {
  text-align: center;
  padding: 2rem;
  background: var(--executive-gray-dark);
  border-radius: var(--border-radius);
  border: 1px solid var(--executive-gray-medium);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.methodology-pillar::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0, 255, 136, 0.1), transparent);
  transition: var(--transition-slow);
}

.methodology-pillar:hover::before {
  left: 100%;
}

.methodology-pillar:hover {
  transform: translateY(-10px);
  border-color: var(--precision-green);
  box-shadow: var(--shadow-premium);
}

.pillar-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--precision-green), #00E074);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: var(--deep-black);
  box-shadow: var(--shadow-glow);
}

.pillar-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--absolute-white);
}

.pillar-description {
  color: var(--gray-light);
  line-height: 1.6;
}

/* ================================
   METRICS GRID
   ================================ */

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.metric-card {
  text-align: center;
  padding: 2rem;
  background: var(--executive-gray-dark);
  border-radius: var(--border-radius);
  border: 1px solid var(--executive-gray-medium);
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.metric-card:hover {
  transform: translateY(-5px);
  border-color: var(--precision-green);
  box-shadow: var(--shadow-premium);
}

.metric-number {
  display: block;
  font-size: 3rem;
  font-weight: 800;
  color: var(--precision-green);
  line-height: 1;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 20px rgba(0, 255, 136, 0.5);
}

.metric-label {
  font-size: 1rem;
  color: var(--gray-light);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* ================================
   METHODOLOGY INTERACTIVE
   ================================ */

.methodology-interactive {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 3rem;
  align-items: start;
}

.methodology-menu {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  position: sticky;
  top: 120px;
}

.methodology-tab {
  background: var(--executive-gray-dark);
  border: 1px solid var(--executive-gray-medium);
  color: var(--gray-light);
  padding: 1.5rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: var(--transition-smooth);
  text-align: left;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 1rem;
  font-weight: 500;
}

.methodology-tab:hover {
  border-color: var(--precision-green);
  color: var(--absolute-white);
}

.methodology-tab.active {
  background: var(--precision-green);
  color: var(--deep-black);
  border-color: var(--precision-green);
  box-shadow: var(--shadow-glow);
}

.methodology-tab i {
  font-size: 1.2rem;
}

.methodology-content {
  background: var(--executive-gray-dark);
  border-radius: var(--border-radius);
  padding: 3rem;
  border: 1px solid var(--executive-gray-medium);
  min-height: 400px;
}

.methodology-panel {
  display: none;
}

.methodology-panel.active {
  display: block;
  animation: fadeInUp 0.5s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.methodology-panel h3 {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--precision-green);
}

.methodology-panel p {
  font-size: 1.1rem;
  color: var(--gray-light);
  line-height: 1.6;
  margin-bottom: 2rem;
}

.process-steps {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.step {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: var(--executive-gray-medium);
  border-radius: var(--border-radius-small);
  transition: var(--transition-smooth);
}

.step:hover {
  background: var(--executive-gray-dark);
  border-left: 4px solid var(--precision-green);
}

.step-number {
  width: 40px;
  height: 40px;
  background: var(--precision-green);
  color: var(--deep-black);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.step-text {
  color: var(--gray-light);
  font-weight: 500;
}

/* ================================
   AGENTS MANDALA
   ================================ */

.agents-mandala {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.agent-card {
  background: var(--executive-gray-dark);
  border: 1px solid var(--executive-gray-medium);
  border-radius: var(--border-radius);
  padding: 2rem;
  text-align: center;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  cursor: pointer;
}

.agent-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, var(--precision-green), transparent);
  opacity: 0;
  transition: var(--transition-smooth);
}

.agent-card:hover::before {
  opacity: 0.05;
}

.agent-card:hover {
  transform: translateY(-10px) scale(1.02);
  border-color: var(--precision-green);
  box-shadow: var(--shadow-premium);
}

.agent-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--precision-green), #00E074);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-size: 2rem;
  color: var(--deep-black);
  transition: var(--transition-smooth);
  box-shadow: var(--shadow-glow);
}

.agent-card:hover .agent-icon {
  transform: scale(1.1) rotate(5deg);
}

.agent-title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--absolute-white);
}

.agent-details {
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: all 0.5s ease;
}

.agent-card:hover .agent-details {
  opacity: 1;
  max-height: 300px;
  margin-top: 1rem;
}

.agent-details ul {
  list-style: none;
  text-align: left;
}

.agent-details li {
  padding: 0.5rem 0;
  color: var(--gray-light);
  position: relative;
  padding-left: 1.5rem;
}

.agent-details li::before {
  content: '▶';
  position: absolute;
  left: 0;
  color: var(--precision-green);
  font-size: 0.8rem;
}

/* ================================
   PACKAGES GRID
   ================================ */

.packages-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.package-card {
  background: var(--executive-gray-dark);
  border: 1px solid var(--executive-gray-medium);
  border-radius: var(--border-radius);
  overflow: hidden;
  transition: var(--transition-smooth);
  position: relative;
}

.package-card.featured {
  border-color: var(--precision-green);
  box-shadow: var(--shadow-premium);
  transform: scale(1.05);
}

.package-card:hover {
  transform: translateY(-10px);
  border-color: var(--precision-green);
  box-shadow: var(--shadow-premium);
}

.package-card.featured:hover {
  transform: translateY(-10px) scale(1.05);
}

.package-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--precision-green);
  color: var(--deep-black);
  padding: 0.5rem 1rem;
  border-radius: var(--border-radius-small);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.package-header {
  padding: 2rem;
  text-align: center;
  border-bottom: 1px solid var(--executive-gray-medium);
}

.package-name {
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--precision-green);
}

.package-duration {
  color: var(--gray-light);
  font-size: 1.1rem;
  font-weight: 500;
}

.package-content {
  padding: 2rem;
}

.package-features {
  list-style: none;
}

.package-features li {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 0.75rem 0;
  color: var(--gray-light);
  border-bottom: 1px solid var(--executive-gray-medium);
}

.package-features li:last-child {
  border-bottom: none;
}

.package-features i {
  color: var(--precision-green);
  font-size: 1.1rem;
}

.package-footer {
  padding: 2rem;
}

.btn-package {
  display: block;
  width: 100%;
  text-align: center;
  padding: 1rem;
  background: transparent;
  border: 2px solid var(--precision-green);
  color: var(--precision-green);
  text-decoration: none;
  font-weight: 600;
  font-size: 1.1rem;
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
}

.btn-package:hover {
  background: var(--precision-green);
  color: var(--deep-black);
}

.package-card.featured .btn-package {
  background: var(--precision-green);
  color: var(--deep-black);
}

.package-card.featured .btn-package:hover {
  background: #00E074;
  transform: scale(1.05);
}

/* ================================
   TIMELINE
   ================================ */

.timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--precision-green);
  transform: translateX(-50%);
}

.timeline-item {
  display: flex;
  align-items: center;
  margin-bottom: 3rem;
  position: relative;
}

.timeline-item:nth-child(odd) {
  flex-direction: row;
}

.timeline-item:nth-child(even) {
  flex-direction: row-reverse;
}

.timeline-marker {
  width: 80px;
  height: 80px;
  background: var(--precision-green);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  z-index: 10;
  box-shadow: var(--shadow-glow);
}

.timeline-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--deep-black);
}

.timeline-content {
  flex: 1;
  background: var(--executive-gray-dark);
  padding: 2rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--executive-gray-medium);
  margin: 0 2rem;
  position: relative;
  transition: var(--transition-smooth);
}

.timeline-content:hover {
  border-color: var(--precision-green);
  box-shadow: var(--shadow-premium);
}

.timeline-content::before {
  content: '';
  position: absolute;
  top: 50%;
  width: 0;
  height: 0;
  border-style: solid;
  transform: translateY(-50%);
}

.timeline-item:nth-child(odd) .timeline-content::before {
  right: -15px;
  border-width: 15px 0 15px 15px;
  border-color: transparent transparent transparent var(--executive-gray-medium);
}

.timeline-item:nth-child(even) .timeline-content::before {
  left: -15px;
  border-width: 15px 15px 15px 0;
  border-color: transparent var(--executive-gray-medium) transparent transparent;
}

.timeline-title {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--precision-green);
}

.timeline-description {
  color: var(--gray-light);
  line-height: 1.6;
}

/* ================================
   FAQ SECTION
   ================================ */

.faq-container {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: var(--executive-gray-dark);
  border: 1px solid var(--executive-gray-medium);
  border-radius: var(--border-radius);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: var(--transition-smooth);
}

.faq-item:hover {
  border-color: var(--precision-green);
}

.faq-question {
  width: 100%;
  background: transparent;
  border: none;
  padding: 1.5rem;
  text-align: left;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--absolute-white);
  font-size: 1.1rem;
  font-weight: 600;
  transition: var(--transition-smooth);
}

.faq-question:hover {
  color: var(--precision-green);
}

.faq-icon {
  font-size: 1.2rem;
  color: var(--precision-green);
  transition: var(--transition-smooth);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s ease;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-answer p {
  padding: 0 1.5rem 1.5rem;
  color: var(--gray-light);
  line-height: 1.6;
}

/* ================================
   CTA FINAL SECTION
   ================================ */

.diagnostic-benefits ul {
  max-width: 400px;
  margin: 0 auto;
}

.diagnostic-benefits li {
  font-size: 1.1rem;
  padding: 0.75rem 0;
  display: flex;
  align-items: center;
  gap: 1rem;
}

.metric-guarantee {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  max-width: 300px;
  margin: 0 auto;
}

.guarantee-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  background: var(--executive-gray-dark);
  border-radius: var(--border-radius);
  border: 1px solid var(--executive-gray-medium);
  transition: var(--transition-smooth);
}

.guarantee-item:hover {
  border-color: var(--precision-green);
  transform: translateY(-5px);
}

.guarantee-item i {
  font-size: 2rem;
  color: var(--precision-green);
  margin-bottom: 0.5rem;
}

.guarantee-item span {
  font-weight: 600;
  color: var(--absolute-white);
}

/* ================================
   FOOTER
   ================================ */

footer {
  border-top: 1px solid rgba(42, 42, 42, 0.2);
  background: var(--deep-black);
}

.social-links {
  display: flex;
  gap: 1rem;
}

.social-link {
  width: 50px;
  height: 50px;
  background: var(--executive-gray-dark);
  border: 1px solid var(--executive-gray-medium);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--precision-green);
  text-decoration: none;
  font-size: 1.5rem;
  transition: var(--transition-smooth);
}

.social-link:hover {
  background: var(--precision-green);
  color: var(--deep-black);
  transform: scale(1.1);
  box-shadow: var(--shadow-glow);
}

/* ================================
   RESPONSIVE DESIGN (Mobile-First)
   ================================ */

/* Small devices (landscape phones, up to 576px) */
@media (max-width: 576px) {
  :root {
    --section-spacing: 60px;
    --luxury-spacing: 60px;
  }
  
  .hero-title {
    font-size: 2.5rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .methodology-interactive {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .methodology-menu {
    position: static;
    flex-direction: column;
  }
  
  .timeline::before {
    left: 2rem;
  }
  
  .timeline-item {
    flex-direction: row !important;
    padding-left: 4rem;
  }
  
  .timeline-marker {
    position: absolute;
    left: 0;
  }
  
  .timeline-content {
    margin: 0;
    margin-left: 2rem;
  }
  
  .timeline-content::before {
    left: -15px !important;
    border-width: 15px 15px 15px 0 !important;
    border-color: transparent var(--executive-gray-medium) transparent transparent !important;
  }
  
  .agents-mandala {
    grid-template-columns: 1fr;
  }
  
  .packages-grid {
    grid-template-columns: 1fr;
  }
  
  .package-card.featured {
    transform: none;
  }
  
  .package-card.featured:hover {
    transform: translateY(-10px);
  }
}

/* Medium devices (tablets, 768px and up) */
@media (min-width: 768px) {
  .hero-title {
    font-size: 5rem;
  }
  
  .section-title {
    font-size: 3.5rem;
  }
  
  .agents-mandala {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Large devices (desktops, 992px and up) */
@media (min-width: 992px) {
  .hero-title {
    font-size: 6rem;
  }
  
  .agents-mandala {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* Extra large devices (large desktops, 1200px and up) */
@media (min-width: 1200px) {
  .hero-title {
    font-size: 7rem;
  }
}

/* ================================
   ACCESSIBILITY IMPROVEMENTS
   ================================ */

/* High contrast mode support */
@media (prefers-contrast: high) {
  :root {
    --precision-green: #00FF00;
    --gray-light: #FFFFFF;
    --gray-medium: #CCCCCC;
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Focus styles for keyboard navigation */
*:focus {
  outline: 2px solid var(--precision-green);
  outline-offset: 2px;
}

button:focus,
a:focus,
input:focus {
  outline: 2px solid var(--precision-green);
  outline-offset: 2px;
}

/* ================================
   UTILITY CLASSES
   ================================ */

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

.hidden { display: none; }
.visible { display: block; }

.bg-deep-black { background-color: var(--deep-black); }
.bg-executive-gray-dark { background-color: var(--executive-gray-dark); }
.bg-executive-gray-medium { background-color: var(--executive-gray-medium); }

.text-precision-green { color: var(--precision-green); }
.text-luxury-gold { color: var(--luxury-gold); }
.text-gray-light { color: var(--gray-light); }
.text-gray-medium { color: var(--gray-medium); }
.text-white { color: var(--absolute-white); }

/* Performance optimizations */
.gpu-accelerated {
  transform: translateZ(0);
  will-change: transform;
}

/* Smooth scrolling for anchor links */
html {
  scroll-behavior: smooth;
}