/* ============================================
   CHIRP LOOP - Custom Stylesheet
   ============================================ */

/* CSS Variables for Theme */
:root {
  /* Colors */
  --color-bg-primary: #0a0a0a;
  --color-bg-secondary: #111111;
  --color-bg-tertiary: #000000;
  --color-bg-card: #1a1a1a;
  --color-bg-card-hover: #222222;
  
  --color-accent-primary: #ffffff;
  --color-accent-secondary: #cccccc;
  --color-accent-gradient: linear-gradient(135deg, #ffffff 0%, #cccccc 100%);
  
  --color-text-primary: #ffffff;
  --color-text-secondary: #cccccc;
  --color-text-muted: #888888;
  
  --color-border: #333333;
  --color-border-hover: #444444;
  
  /* Typography */
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'Fira Code', 'Monaco', 'Consolas', monospace;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-2xl: 4rem;
  --spacing-3xl: 6rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 50%;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
  
  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
  --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 30px rgba(255, 255, 255, 0.15);
  
  /* Container */
  --container-max: 1200px;
  --container-narrow: 800px;
}

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

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

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

body {
  font-family: var(--font-primary);
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-tertiary) 100%);
  background-attachment: fixed;
  color: var(--color-text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
}

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

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2rem);
}

h4 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
}

p {
  margin-bottom: var(--spacing-sm);
  color: var(--color-text-secondary);
}

a {
  color: var(--color-accent-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-text-primary);
}

ul, ol {
  list-style: none;
}

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

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

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.container-narrow {
  max-width: var(--container-narrow);
}

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

.text-accent {
  color: var(--color-accent-primary);
}

.text-gradient {
  background: var(--color-accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section {
  padding: var(--spacing-3xl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-2xl);
}

.section-header p {
  font-size: 1.125rem;
  max-width: 600px;
  margin: 0 auto;
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-xs);
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-accent-gradient);
  color: var(--color-bg-tertiary);
  box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 40px rgba(255, 255, 255, 0.25);
}

.btn-secondary {
  background: transparent;
  color: var(--color-text-primary);
  border: 2px solid var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-accent-primary);
  color: var(--color-accent-primary);
}

.btn-small {
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
}

.btn-large {
  padding: 1rem 2.5rem;
  font-size: 1.125rem;
}

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

.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-sm) 0;
  transition: all var(--transition-normal);
}

.header.scrolled {
  background: rgba(10, 10, 10, 0.98);
  box-shadow: var(--shadow-md);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
}

.logo-icon {
  font-size: 2rem;
  color: var(--color-accent-primary);
  transition: transform var(--transition-normal);
}

.logo:hover .logo-icon {
  transform: rotate(15deg) scale(1.1);
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1;
}

.logo-text span:first-child {
  font-size: 1.25rem;
  font-weight: 700;
}

.logo-text span:last-child {
  font-size: 0.625rem;
  font-weight: 400;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.nav {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav-links a {
  color: var(--color-text-secondary);
  font-weight: 500;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--color-text-primary);
  background: rgba(255, 255, 255, 0.1);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.mobile-menu-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-text-primary);
  transition: all var(--transition-fast);
}

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

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at 30% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 50%),
              radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 40%);
  animation: heroGlow 20s ease infinite;
  pointer-events: none;
}

@keyframes heroGlow {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(-5%, -5%); }
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 800px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
  padding: var(--spacing-xs) var(--spacing-md);
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.875rem;
  color: var(--color-accent-primary);
  margin-bottom: var(--spacing-lg);
}

.hero-badge::before {
  content: '✨';
}

.hero h1 {
  margin-bottom: var(--spacing-md);
}

.hero-subtitle {
  font-size: clamp(1.125rem, 2vw, 1.375rem);
  color: var(--color-text-secondary);
  margin-bottom: var(--spacing-xl);
  max-width: 600px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  margin-bottom: var(--spacing-lg);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
  margin-top: var(--spacing-lg);
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.hero-trust-item::before {
  content: '✓';
  color: var(--color-accent-primary);
  font-weight: 700;
}

/* ============================================
   SOCIAL PROOF BAR
   ============================================ */

.social-proof {
  padding: var(--spacing-xl) 0;
  background: rgba(0, 0, 0, 0.3);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.social-proof .container {
  text-align: center;
}

.social-proof-text {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

.social-proof-categories {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-lg);
}

.social-proof-category {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-secondary);
}

.social-proof-category::before {
  font-size: 1.25rem;
}

/* ============================================
   PROBLEMS SECTION
   ============================================ */

.problems {
  background: linear-gradient(180deg, var(--color-bg-tertiary) 0%, var(--color-bg-primary) 100%);
}

.problems-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-2xl);
}

.problem-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-normal);
}

.problem-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-glow);
}

.problem-icon {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-md);
}

.problem-card h4 {
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-xs);
}

.problem-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

.problems-solution {
  text-align: center;
  padding: var(--spacing-xl);
  background: var(--color-accent-gradient);
  border-radius: var(--radius-xl);
  color: var(--color-bg-tertiary);
}

.problems-solution h3 {
  color: var(--color-bg-tertiary);
  margin-bottom: var(--spacing-sm);
}

.problems-solution p {
  color: rgba(0, 0, 0, 0.7);
  margin: 0;
}

/* ============================================
   SERVICES SECTION
   ============================================ */

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-xl);
}

.service-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
}

.service-card:hover {
  background: var(--color-bg-card-hover);
  border-color: var(--color-accent-primary);
  transform: translateY(-4px);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin-bottom: var(--spacing-md);
}

.service-card h3 {
  margin-bottom: var(--spacing-sm);
}

.service-card p {
  margin-bottom: var(--spacing-md);
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
}

.service-list li {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.service-list li::before {
  content: '→';
  color: var(--color-accent-primary);
}

/* ============================================
   HOW IT WORKS SECTION
   ============================================ */

.how-it-works {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 50px;
  left: 15%;
  right: 15%;
  height: 2px;
  background: var(--color-border);
  z-index: 0;
}

.step-card {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--spacing-lg);
}

.step-number {
  width: 60px;
  height: 60px;
  background: var(--color-accent-gradient);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-bg-tertiary);
  margin: 0 auto var(--spacing-md);
  box-shadow: var(--shadow-glow);
}

.step-card h4 {
  margin-bottom: var(--spacing-sm);
}

.step-card p {
  font-size: 0.9375rem;
  margin: 0;
}

/* ============================================
   PRICING PREVIEW SECTION
   ============================================ */

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

.pricing-comparison {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  max-width: 800px;
  margin: 0 auto var(--spacing-2xl);
}

.pricing-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  text-align: center;
}

.pricing-card.featured {
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.02);
}

.pricing-card.featured::before {
  content: 'RECOMMENDED';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent-gradient);
  color: var(--color-bg-tertiary);
  padding: var(--spacing-xs) var(--spacing-md);
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
}

.pricing-label {
  color: var(--color-text-muted);
  text-transform: uppercase;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-sm);
}

.pricing-price {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-text-primary);
  margin-bottom: var(--spacing-sm);
}

.pricing-price span {
  font-size: 1rem;
  color: var(--color-text-muted);
}

.pricing-card p {
  margin-bottom: var(--spacing-md);
}

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

/* ============================================
   INDUSTRIES SECTION
   ============================================ */

.industries {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: var(--spacing-md);
}

.industry-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  text-align: center;
  transition: all var(--transition-normal);
}

.industry-card:hover {
  border-color: var(--color-accent-primary);
  transform: translateY(-2px);
}

.industry-icon {
  font-size: 2rem;
  margin-bottom: var(--spacing-sm);
}

.industry-card span {
  display: block;
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */

.testimonials {
  text-align: center;
}

.testimonials-placeholder {
  background: var(--color-bg-card);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl);
}

.testimonials-placeholder p {
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-md);
}

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

.faq {
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.faq-grid {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.faq-item {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--spacing-lg);
  background: none;
  border: none;
  color: var(--color-text-primary);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: var(--color-bg-card-hover);
}

.faq-icon {
  font-size: 1.25rem;
  color: var(--color-accent-primary);
  transition: transform var(--transition-normal);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer-content {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
  color: var(--color-text-secondary);
}

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

.cta {
  text-align: center;
}

.cta-box {
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl);
  position: relative;
  overflow: hidden;
}

.cta-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(circle at 50% 50%, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.cta-box h2 {
  position: relative;
  z-index: 1;
}

.cta-box p {
  position: relative;
  z-index: 1;
  max-width: 600px;
  margin: 0 auto var(--spacing-lg);
}

.cta-buttons {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--spacing-md);
}

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

.footer {
  background: var(--color-bg-tertiary);
  border-top: 1px solid var(--color-border);
  padding: var(--spacing-2xl) 0 var(--spacing-lg);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-brand {
  max-width: 300px;
}

.footer-brand .logo {
  margin-bottom: var(--spacing-md);
}

.footer-brand p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin: 0;
}

.footer-column h4 {
  color: var(--color-text-primary);
  font-size: 0.875rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--spacing-md);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-md);
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--color-border);
}

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

.footer-legal {
  display: flex;
  gap: var(--spacing-md);
}

.footer-legal a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

.footer-legal a:hover {
  color: var(--color-accent-primary);
}

/* ============================================
   PAGE-SPECIFIC STYLES
   ============================================ */

/* About Page */
.page-header {
  padding: calc(80px + var(--spacing-3xl)) 0 var(--spacing-2xl);
  text-align: center;
  background: linear-gradient(180deg, var(--color-bg-primary) 0%, var(--color-bg-secondary) 100%);
}

.page-header h1 {
  margin-bottom: var(--spacing-sm);
}

.page-header p {
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto;
}

.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-section {
  margin-bottom: var(--spacing-2xl);
}

.about-section h2 {
  margin-bottom: var(--spacing-md);
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
}

.value-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
}

.value-card h4 {
  margin-bottom: var(--spacing-xs);
}

.value-card p {
  margin: 0;
  font-size: 0.9375rem;
}

/* Services Page */
.services-detailed {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-2xl);
}

.service-detail {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  align-items: center;
}

.service-detail:nth-child(even) {
  direction: rtl;
}

.service-detail:nth-child(even) > * {
  direction: ltr;
}

.service-detail-content h3 {
  margin-bottom: var(--spacing-md);
}

.service-detail-content p {
  margin-bottom: var(--spacing-md);
}

.service-detail-image {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  min-height: 300px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-detail-image .placeholder-icon {
  font-size: 4rem;
  opacity: 0.5;
}

/* Pricing Page */

/* Pricing Toggle */
.pricing-toggle-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: var(--spacing-2xl);
}

.pricing-toggle {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.pricing-toggle-label {
  color: var(--color-text-secondary);
  font-weight: 500;
  font-size: 1rem;
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

.pricing-toggle-label.active {
  color: var(--color-text-primary);
}

.pricing-toggle-badge {
  background: var(--color-accent-gradient);
  color: var(--color-bg-tertiary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pricing-toggle-switch {
  width: 56px;
  height: 28px;
  background: var(--color-bg-card);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  position: relative;
  transition: all var(--transition-normal);
}

.pricing-toggle-switch:hover {
  border-color: var(--color-accent-primary);
}

.pricing-toggle-switch.active {
  background: rgba(255, 255, 255, 0.2);
  border-color: var(--color-accent-primary);
}

.pricing-toggle-slider {
  position: absolute;
  top: 2px;
  left: 2px;
  width: 20px;
  height: 20px;
  background: var(--color-text-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition-normal);
}

.pricing-toggle-switch.active .pricing-toggle-slider {
  left: calc(100% - 22px);
  background: var(--color-accent-primary);
}

.pricing-toggle-note {
  margin-top: var(--spacing-sm);
  font-size: 0.875rem;
  color: var(--color-text-muted);
}

/* Pricing Tiers */
.pricing-tiers {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-lg);
  max-width: 1200px;
  margin: 0 auto;
}

.pricing-tier {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  position: relative;
  display: flex;
  flex-direction: column;
}

.pricing-tier.featured {
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-glow);
  transform: scale(1.02);
  z-index: 1;
}

.pricing-tier-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--color-accent-gradient);
  color: var(--color-bg-tertiary);
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.pricing-tier-header {
  text-align: center;
  padding-bottom: var(--spacing-lg);
  border-bottom: 1px solid var(--color-border);
  margin-bottom: var(--spacing-lg);
}

.pricing-tier h3 {
  margin-bottom: var(--spacing-xs);
}

.pricing-tier .price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--color-accent-primary);
}

.pricing-tier .price-currency {
  font-size: 1.5rem;
  font-weight: 600;
  margin-right: 0.125rem;
}

.pricing-tier .price-amount {
  font-size: 2.5rem;
  font-weight: 700;
}

.pricing-tier .price-amount.enterprise {
  font-size: 1.75rem;
}

.pricing-tier .price-period {
  font-size: 1rem;
  color: var(--color-text-muted);
  font-weight: 400;
  margin-left: 0.125rem;
}

.pricing-tier .price-note {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: var(--spacing-xs);
}

.pricing-tier .price-annual-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  display: none;
}

.pricing-tier .price-annual-note.show {
  display: block;
}

.pricing-tier-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
  flex-grow: 1;
}

.pricing-tier-features li {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  color: var(--color-text-secondary);
  font-size: 0.9375rem;
}

.pricing-tier-features li::before {
  content: '✓';
  color: var(--color-accent-primary);
  font-weight: 700;
  flex-shrink: 0;
}

.pricing-tier .btn {
  margin-top: auto;
}

/* Add-Ons Section */
.addons {
  background: linear-gradient(180deg, var(--color-bg-secondary) 0%, var(--color-bg-primary) 100%);
}

.addons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-xl);
  max-width: 800px;
  margin: 0 auto;
}

.addon-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  display: flex;
  gap: var(--spacing-lg);
  transition: all var(--transition-normal);
}

.addon-card:hover {
  border-color: var(--color-accent-primary);
  box-shadow: var(--shadow-glow);
}

.addon-icon {
  font-size: 3rem;
  flex-shrink: 0;
}

.addon-content h3 {
  margin-bottom: var(--spacing-sm);
}

.addon-content p {
  font-size: 0.9375rem;
  margin-bottom: var(--spacing-md);
}

.addon-features {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-md);
}

.addon-features li {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
  color: var(--color-text-secondary);
  font-size: 0.875rem;
}

.addon-features li::before {
  content: '→';
  color: var(--color-accent-primary);
}

.addon-pricing {
  display: flex;
  align-items: baseline;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.addon-price {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-accent-primary);
}

.addon-price span {
  font-size: 1rem;
  font-weight: 400;
  color: var(--color-text-muted);
}

.addon-note {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.addons-note {
  text-align: center;
  margin-top: var(--spacing-xl);
  color: var(--color-text-muted);
}

.addons-note a {
  color: var(--color-accent-primary);
  font-weight: 500;
}

/* Contact Page */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.contact-item-icon {
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-item-content h4 {
  margin-bottom: var(--spacing-xs);
}

.contact-item-content p {
  margin: 0;
  font-size: 0.9375rem;
}

.contact-form {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text-secondary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  background: var(--color-bg-primary);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-text-primary);
  font-family: inherit;
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-accent-primary);
}

.form-group textarea {
  min-height: 150px;
  resize: vertical;
}

.form-submit {
  margin-top: var(--spacing-lg);
}

/* ============================================
   RESPONSIVE STYLES
   ============================================ */

@media (max-width: 1024px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer-brand {
    grid-column: 1 / -1;
    max-width: none;
  }
  
  .service-detail {
    grid-template-columns: 1fr;
  }
  
  .service-detail:nth-child(even) {
    direction: ltr;
  }
  
  .contact-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 15px;
  }
  
  .nav-links,
  .nav-cta .btn-secondary {
    display: none;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav.mobile-open .nav-links {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md);
  }
  
  .nav.mobile-open .nav-cta {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: calc(100% + 200px);
    left: 0;
    right: 0;
    background: var(--color-bg-primary);
    border-bottom: 1px solid var(--color-border);
    padding: var(--spacing-md);
  }
  
  .hero {
    min-height: auto;
    padding: calc(80px + var(--spacing-xl)) 0 var(--spacing-xl);
  }
  
  .hero-cta {
    flex-direction: column;
  }
  
  .hero-cta .btn {
    width: 100%;
  }
  
  .hero-trust {
    flex-direction: column;
    align-items: flex-start;
  }
  
  .steps-grid::before {
    display: none;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  .pricing-comparison {
    grid-template-columns: 1fr;
  }
  
  .pricing-card.featured {
    transform: none;
  }
}

@media (max-width: 480px) {
  html {
    font-size: 14px;
  }
  
  .container {
    padding: 0 var(--spacing-sm);
  }
  
  .section {
    padding: var(--spacing-2xl) 0;
  }
  
  .industries-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Pricing Page Responsive */
@media (max-width: 1100px) {
  .pricing-tiers {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .pricing-tier.featured {
    transform: none;
  }
}

@media (max-width: 768px) {
  .pricing-tiers {
    grid-template-columns: 1fr;
    max-width: 400px;
  }
  
  .pricing-tier.featured {
    order: -1;
  }
  
  .addon-card {
    flex-direction: column;
    text-align: center;
  }
  
  .addon-features {
    align-items: center;
  }
  
  .addon-pricing {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .pricing-toggle {
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
  }
  
  .pricing-toggle-label {
    font-size: 0.875rem;
  }
  
  .pricing-tier {
    padding: var(--spacing-lg);
  }
  
  .pricing-tier .price {
    font-size: 2rem;
  }
  
  .pricing-tier .price-amount {
    font-size: 2rem;
  }
  
  .pricing-tier-features li {
    font-size: 0.875rem;
  }
  
  .addons-grid {
    grid-template-columns: 1fr;
  }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

.fade-in-up {
  animation: fadeInUp 0.6s ease forwards;
}

/* Staggered animations for grid items */
.services-grid .service-card,
.problems-grid .problem-card,
.industries-grid .industry-card,
.steps-grid .step-card {
  opacity: 0;
}

.services-grid .service-card,
.problems-grid .problem-card,
.industries-grid .industry-card {
  animation: fadeInUp 0.5s ease forwards;
}

.services-grid .service-card:nth-child(1),
.problems-grid .problem-card:nth-child(1) { animation-delay: 0.1s; }
.services-grid .service-card:nth-child(2),
.problems-grid .problem-card:nth-child(2) { animation-delay: 0.2s; }
.services-grid .service-card:nth-child(3),
.problems-grid .problem-card:nth-child(3) { animation-delay: 0.3s; }
.services-grid .service-card:nth-child(4),
.problems-grid .problem-card:nth-child(4) { animation-delay: 0.4s; }

.industries-grid .industry-card:nth-child(1) { animation-delay: 0.05s; }
.industries-grid .industry-card:nth-child(2) { animation-delay: 0.1s; }
.industries-grid .industry-card:nth-child(3) { animation-delay: 0.15s; }
.industries-grid .industry-card:nth-child(4) { animation-delay: 0.2s; }
.industries-grid .industry-card:nth-child(5) { animation-delay: 0.25s; }
.industries-grid .industry-card:nth-child(6) { animation-delay: 0.3s; }
.industries-grid .industry-card:nth-child(7) { animation-delay: 0.35s; }
.industries-grid .industry-card:nth-child(8) { animation-delay: 0.4s; }

.steps-grid .step-card:nth-child(1) { animation: fadeInUp 0.5s ease 0.2s forwards; }
.steps-grid .step-card:nth-child(2) { animation: fadeInUp 0.5s ease 0.4s forwards; }
.steps-grid .step-card:nth-child(3) { animation: fadeInUp 0.5s ease 0.6s forwards; }