/* ========================================
   AUTOMATION STUDIO - STYLES
   Premium dark theme with neon accents
   ======================================== */

/* ========== CSS CUSTOM PROPERTIES ========== */
:root {
  /* Colors */
  --bg-base: #0a0a12;
  --bg-elevated: #12121c;
  --bg-surface: #1a1a28;
  --bg-glass: rgba(26, 26, 40, 0.6);
  
  --text-primary: #f0f0f5;
  --text-secondary: #a0a0b8;
  --text-muted: #6a6a80;
  
  --accent-blue: #00d4ff;
  --accent-green: #00ff9d;
  --accent-gradient: linear-gradient(135deg, var(--accent-blue), var(--accent-green));
  
  --border-default: rgba(255, 255, 255, 0.08);
  --border-hover: rgba(255, 255, 255, 0.15);
  
  --glow-blue: 0 0 30px rgba(0, 212, 255, 0.3);
  --glow-green: 0 0 30px rgba(0, 255, 157, 0.3);
  --glow-mixed: 0 0 40px rgba(0, 212, 255, 0.2), 0 0 60px rgba(0, 255, 157, 0.15);
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;
  
  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
  
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 2rem;
  --text-4xl: 2.5rem;
  --text-5xl: 3.5rem;
  --text-6xl: 4.5rem;
  
  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;
  
  /* Container */
  --container-max: 1200px;
  --container-narrow: 720px;
}

/* ========== RESET & BASE ========== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: none;
  cursor: pointer;
}

ul, ol {
  list-style: none;
}

/* ========== UTILITIES ========== */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

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

/* Animations */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  padding: 0.75rem 1.5rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

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

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 50px rgba(0, 212, 255, 0.4), 0 0 80px rgba(0, 255, 157, 0.25);
}

.btn-secondary {
  background: var(--bg-surface);
  color: var(--text-primary);
  border: 1px solid var(--border-default);
}

.btn-secondary:hover {
  background: var(--bg-elevated);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-default);
}

.btn-ghost:hover {
  color: var(--text-primary);
  border-color: var(--accent-blue);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: var(--text-base);
}

.btn-block {
  width: 100%;
}

.btn-loading {
  display: none;
}

.btn.loading .btn-text {
  visibility: hidden;
}

.btn.loading .btn-loading {
  display: block;
  position: absolute;
}

.spinner {
  animation: spin 1s linear infinite;
}

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

/* ========== HEADER ========== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: var(--space-md) 0;
  background: rgba(10, 10, 18, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: all var(--transition-base);
}

.header.scrolled {
  padding: var(--space-sm) 0;
  border-bottom-color: var(--border-default);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.logo-icon {
  display: flex;
}

.logo-text {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}

.nav {
  display: flex;
}

.nav-list {
  display: flex;
  gap: var(--space-lg);
}

.nav-link {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav-link:hover {
  color: var(--text-primary);
}

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

.header-cta {
  padding: 0.625rem 1.25rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-base);
}

/* Mobile Nav */
@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }
  
  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }
  
  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }
  
  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }
  
  .nav {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border-default);
    padding: var(--space-lg);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition-base);
  }
  
  .nav.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  
  .nav-list {
    flex-direction: column;
    gap: var(--space-md);
  }
  
  .header-cta {
    display: none;
  }
}

/* ========== HERO ========== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  padding: calc(80px + var(--space-3xl)) var(--space-md) var(--space-3xl);
  overflow: hidden;
}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0.6;
}

.hero-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 800px;
  height: 800px;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(0, 212, 255, 0.15) 0%, rgba(0, 255, 157, 0.08) 40%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 900px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 6vw, var(--text-6xl));
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: var(--space-lg);
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--space-xl);
}

.hero-ctas {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: var(--space-xl);
}

.hero-badges {
  display: flex;
  gap: var(--space-sm);
  justify-content: center;
  flex-wrap: wrap;
}

.badge {
  padding: 0.375rem 0.875rem;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--text-secondary);
  background: var(--bg-glass);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-full);
  backdrop-filter: blur(10px);
}

.scroll-indicator {
  position: absolute;
  bottom: var(--space-xl);
  left: 50%;
  transform: translateX(-50%);
  width: 24px;
  height: 40px;
  border: 2px solid var(--border-hover);
  border-radius: var(--radius-full);
  display: flex;
  justify-content: center;
  padding-top: 8px;
}

.scroll-indicator-dot {
  width: 4px;
  height: 8px;
  background: var(--accent-blue);
  border-radius: var(--radius-full);
  animation: scrollDot 1.5s ease-in-out infinite;
}

@keyframes scrollDot {
  0%, 100% { opacity: 1; transform: translateY(0); }
  50% { opacity: 0.3; transform: translateY(10px); }
}

/* ========== SECTIONS ========== */
.section {
  padding: var(--space-4xl) 0;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-3xl);
}

.section-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-blue);
  margin-bottom: var(--space-md);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  font-weight: 700;
  margin-bottom: var(--space-md);
}

.section-description {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ========== PROBLEMS / SOLUTIONS ========== */
.problems-solutions {
  background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-elevated) 100%);
}

.ps-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: var(--space-xl);
  align-items: start;
}

@media (max-width: 768px) {
  .ps-grid {
    grid-template-columns: 1fr;
  }
  
  .ps-divider {
    flex-direction: row !important;
  }
  
  .ps-divider-line {
    width: 60px !important;
    height: 2px !important;
  }
}

.ps-column {
  padding: var(--space-xl);
  background: var(--bg-glass);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
}

.ps-heading {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-lg);
}

.ps-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
}

.ps-icon-problem {
  background: rgba(255, 100, 100, 0.15);
  color: #ff6464;
}

.ps-icon-solution {
  background: rgba(0, 255, 157, 0.15);
  color: var(--accent-green);
}

.ps-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.ps-list li {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  color: var(--text-secondary);
  line-height: 1.5;
}

.ps-bullet {
  flex-shrink: 0;
  font-weight: 600;
}

.ps-problems .ps-bullet {
  color: #ff6464;
}

.ps-solutions .ps-bullet {
  color: var(--accent-green);
}

.ps-divider {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding-top: var(--space-3xl);
}

.ps-divider-line {
  width: 2px;
  height: 60px;
  background: var(--border-default);
}

.ps-divider-icon {
  font-size: var(--text-xl);
  color: var(--accent-blue);
}

/* ========== SERVICES ========== */
.services {
  background: var(--bg-elevated);
}

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

.service-card {
  padding: var(--space-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}

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

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  margin-bottom: var(--space-md);
}

.service-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
  margin-bottom: var(--space-sm);
}

.service-desc {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.6;
}

/* ========== CASE STUDIES ========== */
.case-studies {
  background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-base) 100%);
}

.cases-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--space-lg);
}

.case-card {
  padding: var(--space-xl);
  background: var(--bg-glass);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  transition: all var(--transition-base);
}

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

.case-metric {
  margin-bottom: var(--space-md);
}

.case-number {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1.1;
}

.case-label {
  font-size: var(--text-sm);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.case-desc {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.case-tag {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--accent-blue);
  background: rgba(0, 212, 255, 0.1);
  border-radius: var(--radius-full);
}

.cases-disclaimer {
  text-align: center;
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-top: var(--space-xl);
  font-style: italic;
}

/* ========== PROCESS / TIMELINE ========== */
.process {
  background: var(--bg-base);
}

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

.timeline-track {
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--border-default);
}

.timeline-progress {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 0;
  background: var(--accent-gradient);
  transition: height 0.1s linear;
}

.timeline-steps {
  display: flex;
  flex-direction: column;
  gap: var(--space-xl);
}

.timeline-step {
  display: flex;
  gap: var(--space-lg);
  position: relative;
}

.step-marker {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-surface);
  border: 2px solid var(--border-default);
  border-radius: 50%;
  transition: all var(--transition-base);
  z-index: 1;
}

.timeline-step.active .step-marker {
  border-color: var(--accent-blue);
  box-shadow: var(--glow-blue);
}

.step-number {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--text-muted);
  transition: color var(--transition-base);
}

.timeline-step.active .step-number {
  color: var(--accent-blue);
}

.step-content {
  flex: 1;
  padding-top: var(--space-xs);
}

.step-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 600;
  margin-bottom: var(--space-xs);
}

.step-desc {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

@media (max-width: 600px) {
  .timeline-track {
    left: 19px;
  }
  
  .step-marker {
    width: 40px;
    height: 40px;
  }
}

/* ========== STACK ========== */
.stack {
  background: var(--bg-elevated);
}

.stack-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--space-md);
}

.stack-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}

.stack-item:hover {
  border-color: var(--accent-green);
  box-shadow: var(--glow-green);
  transform: translateY(-4px);
}

.stack-icon {
  font-size: var(--text-2xl);
}

.stack-name {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--text-secondary);
}

/* ========== PRICING ========== */
.pricing {
  background: linear-gradient(180deg, var(--bg-elevated) 0%, var(--bg-base) 100%);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--space-lg);
  align-items: start;
}

.pricing-card {
  padding: var(--space-xl);
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
}

.pricing-card:hover {
  border-color: var(--border-hover);
}

.pricing-card-featured {
  border-color: var(--accent-blue);
  box-shadow: var(--glow-mixed);
}

.pricing-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 0.375rem 1rem;
  font-size: var(--text-xs);
  font-weight: 600;
  background: var(--accent-gradient);
  color: var(--bg-base);
  border-radius: var(--radius-full);
}

.pricing-header {
  margin-bottom: var(--space-lg);
}

.pricing-tier {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 700;
  margin-bottom: var(--space-xs);
}

.pricing-desc {
  color: var(--text-secondary);
  font-size: var(--text-sm);
}

.pricing-price {
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border-default);
}

.pricing-from {
  display: block;
  font-size: var(--text-sm);
  color: var(--text-muted);
  margin-bottom: var(--space-xs);
}

.pricing-amount {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.pricing-features li::before {
  content: '✓';
  color: var(--accent-green);
  font-weight: 600;
}

/* ========== FAQ ========== */
.faq {
  background: var(--bg-base);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.faq-item {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-base);
}

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

.faq-item.active {
  border-color: var(--accent-blue);
}

.faq-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-lg);
  text-align: left;
}

.faq-question {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
}

.faq-icon {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--transition-base);
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--accent-blue);
}

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

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

.faq-answer p {
  padding: 0 var(--space-lg) var(--space-lg);
  color: var(--text-secondary);
  font-size: var(--text-sm);
  line-height: 1.7;
}

/* ========== CONTACT ========== */
.contact {
  background: linear-gradient(180deg, var(--bg-base) 0%, var(--bg-elevated) 100%);
}

.contact-form {
  background: var(--bg-surface);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 500;
  margin-bottom: var(--space-xs);
}

.required {
  color: var(--accent-blue);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.875rem 1rem;
  font-family: inherit;
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--bg-elevated);
  border: 1px solid var(--border-default);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-input.error,
.form-textarea.error {
  border-color: #ff6464;
}

.form-error {
  display: block;
  font-size: var(--text-xs);
  color: #ff6464;
  margin-top: var(--space-xs);
  min-height: 1.2em;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-success {
  display: none;
  text-align: center;
  padding: var(--space-xl);
}

.form-success.active {
  display: block;
}

.form-success svg {
  margin: 0 auto var(--space-md);
}

.form-success h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

.form-success p {
  color: var(--text-secondary);
}

.contact-form.submitted > *:not(.form-success) {
  display: none;
}

.contact-alt {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  margin-top: var(--space-xl);
  color: var(--text-muted);
}

/* ========== FOOTER ========== */
.footer {
  padding: var(--space-3xl) 0 var(--space-xl);
  background: var(--bg-elevated);
  border-top: 1px solid var(--border-default);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-lg);
  text-align: center;
}

.footer-brand .logo {
  margin-bottom: var(--space-sm);
}

.footer-tagline {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

.footer-links {
  display: flex;
  gap: var(--space-lg);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links a {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  transition: color var(--transition-fast);
}

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

.footer-copy {
  color: var(--text-muted);
  font-size: var(--text-sm);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .section {
    padding: var(--space-3xl) 0;
  }
  
  .section-header {
    margin-bottom: var(--space-2xl);
  }
  
  .hero {
    min-height: auto;
    padding: calc(80px + var(--space-2xl)) var(--space-md) var(--space-2xl);
  }
  
  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }
  
  .hero-ctas .btn {
    width: 100%;
  }
  
  .pricing-grid {
    grid-template-columns: 1fr;
  }
}