/* ==============================================================================
   DataRadian AI - Cloudflare Inspired Design System with DataRadian Logo Blues
   ============================================================================== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root {
  /* Cloudflare Neutral Foundation */
  --bg-main: #ffffff;
  --bg-subtle: #f8fafc;
  --bg-muted: #f1f5f9;
  --bg-card: #ffffff;
  --bg-card-hover: #ffffff;
  --bg-dark: #0b0f19;
  --bg-dark-card: #111827;
  
  --text-main: #0f172a;
  --text-secondary: #334155;
  --text-muted: #64748b;
  --text-dim: #94a3b8;
  --text-inverse: #ffffff;
  
  --border-subtle: #e2e8f0;
  --border-medium: #cbd5e1;
  --border-dark: rgba(255, 255, 255, 0.12);
  --border-accent: rgba(0, 176, 240, 0.35);
  
  /* DataRadian Logo Blues (Replacing Cloudflare Orange) */
  --cyan-primary: #00b0f0;         /* Primary brand cyan (like Cloudflare orange replacement) */
  --cyan-hover: #0098d0;
  --blue-primary: #4372c4;         /* Royal cobalt brand blue */
  --indigo-primary: #4372c4;       /* Royal cobalt alias */
  --blue-hover: #345da5;
  --aqua-bright: #15edf7;          /* Electric cyan highlight */
  --periwinkle: #8faadc;           /* Dotted accent periwinkle */
  --ice-blue: #e0f2fe;             /* Soft light blue tint */
  
  --emerald-primary: #10b981;
  --amber-primary: #f59e0b;
  --rose-primary: #ef4444;
  
  /* Gradients */
  --gradient-brand: linear-gradient(135deg, #00b0f0 0%, #4372c4 100%);
  --gradient-brand-subtle: linear-gradient(135deg, rgba(0, 176, 240, 0.08) 0%, rgba(67, 114, 196, 0.05) 100%);
  
  /* Fonts & Radius */
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --radius-full: 9999px;
  
  /* Cloudflare Elevation & Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-hover: 0 16px 32px -4px rgba(0, 176, 240, 0.15), 0 4px 8px -2px rgba(0, 0, 0, 0.04);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
}

body {
  overflow-x: hidden;
  width: 100%;
  min-height: 100vh;
  background-color: var(--bg-main);
  color: var(--text-main);
  -webkit-text-size-adjust: 100%;
}

img, svg, video {
  max-width: 100%;
  height: auto;
}

/* Containers */
.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

.container-narrow {
  max-width: 880px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.25;
}

.text-gradient {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  display: inline-block;
}

.text-cyan { color: var(--cyan-primary); }
.text-blue { color: var(--blue-primary); }
.text-muted { color: var(--text-muted); }
.text-dim { color: var(--text-dim); }

/* Buttons (Cloudflare Style with DataRadian Blues) */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 1px solid transparent;
}

.btn-primary {
  background-color: var(--cyan-primary);
  color: #ffffff;
  border-color: var(--cyan-primary);
  box-shadow: 0 1px 3px rgba(0, 176, 240, 0.3);
}

.btn-primary:hover {
  background-color: var(--cyan-hover);
  border-color: var(--cyan-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 176, 240, 0.4);
}

.btn-secondary {
  background-color: #ffffff;
  border-color: var(--border-medium);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  background-color: var(--bg-muted);
  border-color: var(--text-muted);
  color: #000;
  transform: translateY(-1px);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 13.5px;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 16px;
}

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: var(--radius-full);
  font-size: 12.5px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(0, 176, 240, 0.08);
  border: 1px solid rgba(0, 176, 240, 0.25);
  color: #0284c7;
}

.badge-emerald {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.25);
  color: #059669;
}

.badge-amber {
  background: rgba(245, 158, 11, 0.08);
  border-color: rgba(245, 158, 11, 0.25);
  color: #d97706;
}

.badge-indigo, .badge-blue {
  background: rgba(67, 114, 196, 0.08);
  border-color: rgba(67, 114, 196, 0.25);
  color: #4372c4;
}

/* Header & Nav (Cloudflare Crisp White Nav) */
.header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  backdrop-filter: blur(16px);
  background: rgba(255, 255, 255, 0.95);
  border-bottom: 1px solid var(--border-subtle);
  transition: all 0.25s ease;
}

.header.scrolled {
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.site-logo-img {
  height: 38px;
  width: auto;
  display: block;
  object-fit: contain;
}

.footer-logo-img {
  height: 34px;
  width: auto;
  display: block;
  margin-bottom: 16px;
  object-fit: contain;
  filter: brightness(1.3);
}

.logo-tag {
  font-size: 10px;
  font-weight: 800;
  padding: 2px 7px;
  border-radius: 4px;
  background: rgba(0, 176, 240, 0.1);
  border: 1px solid rgba(0, 176, 240, 0.3);
  color: var(--cyan-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item {
  position: relative;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14.5px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--cyan-primary);
  background: rgba(0, 176, 240, 0.06);
}

.dropdown-arrow {
  transition: transform 0.2s ease;
  opacity: 0.7;
}

.has-dropdown:hover .dropdown-arrow {
  transform: rotate(180deg);
  opacity: 1;
}

/* Cloudflare-Style Floating Dropdown Menus */
.dropdown-menu {
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 320px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 36px -4px rgba(15, 23, 42, 0.12), 0 0 0 1px rgba(0, 0, 0, 0.02);
  padding: 12px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all 0.22s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1000;
  pointer-events: none;
}

.dropdown-menu-wide {
  min-width: 580px;
  left: -120px;
  padding: 18px;
}

.has-dropdown:hover .dropdown-menu,
.has-dropdown:focus-within .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.dropdown-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.dropdown-section-title {
  font-size: 11px;
  font-weight: 700;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px 8px 10px;
  border-bottom: 1px solid rgba(226, 232, 240, 0.6);
  margin-bottom: 6px;
}

.dropdown-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px;
  border-radius: var(--radius-sm);
  text-decoration: none;
  transition: background 0.15s ease;
}

.dropdown-item:hover {
  background: var(--bg-subtle);
}

.dropdown-item:hover .dropdown-title {
  color: var(--cyan-primary);
}

.dropdown-icon {
  width: 38px;
  height: 38px;
  border-radius: 9px;
  background: rgba(0, 176, 240, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  border: 1px solid rgba(0, 176, 240, 0.18);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
}

.dropdown-icon svg {
  width: 20px;
  height: 20px;
  display: block;
}

.dropdown-icon.icon-cyan {
  background: rgba(0, 176, 240, 0.08);
  border-color: rgba(0, 176, 240, 0.2);
}

.dropdown-icon.icon-cobalt {
  background: rgba(67, 114, 196, 0.08);
  border-color: rgba(67, 114, 196, 0.2);
}

.dropdown-icon.icon-emerald {
  background: rgba(16, 185, 129, 0.08);
  border-color: rgba(16, 185, 129, 0.2);
}

.dropdown-icon.icon-indigo {
  background: rgba(99, 102, 241, 0.08);
  border-color: rgba(99, 102, 241, 0.2);
}

.dropdown-item:hover .dropdown-icon {
  transform: translateY(-1px) scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 176, 240, 0.18);
  border-color: var(--cyan-primary);
}

.feature-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

.feature-icon svg {
  width: 24px;
  height: 24px;
  display: block;
}

.feature-icon.icon-cyan {
  background: rgba(0, 176, 240, 0.1);
  border: 1px solid rgba(0, 176, 240, 0.2);
  color: var(--cyan-primary);
}

.feature-icon.icon-cobalt {
  background: rgba(67, 114, 196, 0.1);
  border: 1px solid rgba(67, 114, 196, 0.2);
  color: var(--indigo-primary);
}

.feature-icon.icon-emerald {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
  color: var(--emerald-primary);
}

.feature-icon.icon-amber {
  background: rgba(245, 158, 11, 0.1);
  border: 1px solid rgba(245, 158, 11, 0.2);
  color: var(--amber-primary);
}

.feature-icon.icon-purple {
  background: rgba(139, 92, 246, 0.1);
  border: 1px solid rgba(139, 92, 246, 0.2);
  color: #8b5cf6;
}

.dropdown-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 2px;
  transition: color 0.15s ease;
}

.dropdown-desc {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.45;
}

.dropdown-footer {
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12.5px;
  color: var(--text-secondary);
  padding-left: 10px;
  padding-right: 10px;
}

.dropdown-footer a {
  color: var(--cyan-primary);
  font-weight: 600;
  text-decoration: none;
}

.dropdown-footer a:hover {
  text-decoration: underline;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 24px;
  cursor: pointer;
}

/* Sections */
.section {
  padding: 90px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 56px auto;
}

.section-title {
  font-size: 38px;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-top: 14px;
  margin-bottom: 16px;
  color: var(--text-main);
}

.section-desc {
  font-size: 17.5px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Hero Section (Cloudflare Style with Blue Accents) */
.hero {
  padding: 90px 0 80px 0;
  text-align: center;
  position: relative;
  background: 
    radial-gradient(ellipse 70% 50% at 50% -10%, rgba(0, 176, 240, 0.09), transparent),
    radial-gradient(ellipse 60% 40% at 90% 30%, rgba(67, 114, 196, 0.06), transparent),
    var(--bg-main);
  border-bottom: 1px solid var(--border-subtle);
}

.hero-title {
  font-size: 56px;
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1.14;
  margin: 20px 0;
  color: var(--text-main);
}

.hero-subtitle {
  font-size: 20px;
  color: var(--text-secondary);
  max-width: 800px;
  margin: 0 auto 36px auto;
  line-height: 1.6;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 50px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  max-width: 1040px;
  margin: 0 auto;
  padding: 26px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.stat-item {
  text-align: center;
  padding: 0 14px;
  border-right: 1px solid var(--border-subtle);
}

.stat-item:last-child {
  border-right: none;
}

.stat-number {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--blue-primary);
  margin-bottom: 4px;
}

.stat-label {
  font-size: 13.5px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* Cards (Cloudflare Crisp White Cards with Blue Hover Borders) */
.card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
  position: relative;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.card:hover {
  border-color: var(--cyan-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

/* Brand Grid & Customers (Clear White Brand Cards) */
.client-section {
  padding: 80px 0;
  background-color: var(--bg-subtle);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.brand-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
  margin-top: 36px;
}

.brand-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}

.brand-card:hover {
  border-color: var(--cyan-primary);
  transform: translateY(-3px);
  box-shadow: 0 12px 24px -4px rgba(0, 176, 240, 0.15);
}

.brand-logo-wrap {
  height: 46px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  margin-bottom: 12px;
}

.brand-card img, .brand-card svg {
  max-width: 100%;
  max-height: 42px;
  object-fit: contain;
  transition: transform 0.2s ease;
}

.brand-card:hover img, .brand-card:hover svg {
  transform: scale(1.06);
}

.brand-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 3px;
}

.brand-domain {
  font-size: 12px;
  color: var(--cyan-primary);
  font-weight: 600;
  line-height: 1.3;
}

/* Testimonials (Cloudflare Case Study Style) */
.testimonials-section {
  padding: 90px 0;
  position: relative;
  background-color: #ffffff;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
  margin-top: 36px;
}

.testimonial-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.testimonial-card:hover {
  border-color: var(--cyan-primary);
  transform: translateY(-3px);
  box-shadow: var(--shadow-hover);
}

.testimonial-quote-icon {
  font-size: 36px;
  line-height: 1;
  color: var(--cyan-primary);
  margin-bottom: 14px;
}

.testimonial-text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  border-top: 1px solid var(--border-subtle);
}

.author-name {
  font-size: 15.5px;
  font-weight: 700;
  color: var(--text-main);
  display: flex;
  align-items: center;
  gap: 8px;
}

.author-title {
  font-size: 13px;
  color: var(--cyan-primary);
  font-weight: 600;
  margin-top: 2px;
}

.author-company {
  font-size: 12.5px;
  color: var(--text-muted);
  margin-top: 2px;
}

.linkedin-badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: #0a66c2;
  background: #f0f7ff;
  border: 1px solid #cce4ff;
  padding: 4px 9px;
  border-radius: var(--radius-full);
  text-decoration: none;
  font-weight: 600;
  transition: all 0.2s ease;
}

.linkedin-badge:hover {
  background: #0a66c2;
  color: #ffffff;
}

/* Paradigm Shift Comparison Cards */
.comparison-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  transition: all 0.25s ease;
  box-shadow: var(--shadow-sm);
}

.comparison-agency {
  border-top: 4px solid var(--rose-primary);
}

.comparison-saas {
  border-top: 4px solid var(--amber-primary);
}

.comparison-dataradian {
  border: 2px solid var(--cyan-primary) !important;
  background: linear-gradient(180deg, rgba(0, 176, 240, 0.05) 0%, #ffffff 100%) !important;
  box-shadow: 0 12px 36px -4px rgba(0, 176, 240, 0.22) !important;
  position: relative;
}

.comparison-winner-ribbon {
  position: absolute;
  top: -13px;
  right: 20px;
  background: var(--gradient-brand);
  color: #ffffff;
  font-size: 10.5px;
  font-weight: 800;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  box-shadow: 0 4px 12px rgba(0, 176, 240, 0.35);
}

/* Pipeline Step Selectors */
.pipeline-step-card {
  border-radius: var(--radius-md);
  padding: 14px 10px;
  cursor: pointer;
  text-align: center;
  border: 1px solid var(--border-subtle);
  background: #ffffff;
  transition: all 0.2s ease;
  user-select: none;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.pipeline-step-card div:last-child {
  line-height: 1.25;
}

.pipeline-step-card:hover {
  border-color: var(--cyan-primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 176, 240, 0.12);
}

.pipeline-step-card.highlight {
  border-color: var(--cyan-primary) !important;
  background: linear-gradient(180deg, #f0f9ff 0%, #ffffff 100%) !important;
  box-shadow: 0 4px 14px rgba(0, 176, 240, 0.22) !important;
  transform: translateY(-2px);
}

/* Capabilities Feature Cards (Solving Real-World Problems) */
.capability-feature-card {
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 28px 24px;
}

.capability-feature-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}

.capability-feature-header .feature-icon {
  margin-bottom: 0;
}

.capability-feature-header h3 {
  font-size: 19px;
  margin-bottom: 0;
  line-height: 1.3;
}

/* Feature Grid & Pillars */
.pillars-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.pillar-number {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 700;
  color: var(--cyan-primary);
  background: rgba(0, 176, 240, 0.08);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  display: inline-block;
  margin-bottom: 14px;
}

.pillar-title {
  font-size: 19px;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 10px;
}

.pillar-desc {
  font-size: 14.5px;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* 2x2 Opportunity Map */
.matrix-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 14px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.matrix-quadrant {
  border-radius: var(--radius-md);
  padding: 24px;
  transition: all 0.25s ease;
  cursor: pointer;
  border: 1px solid var(--border-subtle);
  background: #ffffff;
}

.matrix-quadrant.highlight {
  border-color: var(--cyan-primary);
  background: #f0f9ff;
  box-shadow: 0 4px 12px rgba(0, 176, 240, 0.12);
}

.matrix-quadrant:hover {
  transform: translateY(-2px);
  border-color: var(--cyan-primary);
}

.matrix-tag {
  font-size: 11.5px;
  font-weight: 700;
  padding: 3px 9px;
  border-radius: var(--radius-full);
  margin-bottom: 10px;
  display: inline-block;
}

.matrix-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 18px;
  font-size: 13.5px;
  font-weight: 700;
  border-radius: var(--radius-sm);
  background: var(--cyan-primary);
  color: #ffffff !important;
  text-decoration: none;
  border: 1px solid var(--cyan-primary);
  box-shadow: 0 2px 8px rgba(0, 176, 240, 0.25);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  white-space: nowrap;
  flex-shrink: 0;
}

.matrix-action-btn:hover {
  background: var(--cyan-hover);
  border-color: var(--cyan-hover);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(0, 176, 240, 0.4);
  color: #ffffff !important;
}

.matrix-action-btn svg {
  transition: transform 0.2s ease;
}

.matrix-action-btn:hover svg {
  transform: translateX(3px);
}

/* Calculator Domains Practice Areas */
.calc-domains-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 28px;
}

.calc-domain-card {
  min-width: 0;
  padding: 20px 18px;
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all 0.2s ease;
  user-select: none;
}

.calc-domain-card:hover {
  transform: translateY(-2px);
  border-color: var(--cyan-primary);
  box-shadow: 0 4px 14px rgba(0, 176, 240, 0.12);
}

.calc-domain-card.active {
  border-color: var(--cyan-primary) !important;
  background: linear-gradient(180deg, #f0f9ff 0%, #ffffff 100%) !important;
  box-shadow: 0 4px 16px rgba(0, 176, 240, 0.18) !important;
}

/* Calculator Box */
.calculator-box {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 36px;
  align-items: start;
  box-shadow: var(--shadow-lg);
}

.slider-group {
  margin-bottom: 22px;
}

.slider-label {
  display: flex;
  justify-content: space-between;
  font-size: 14.5px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 8px;
}

.slider-input {
  width: 100%;
  height: 7px;
  border-radius: 4px;
  background: #e2e8f0;
  outline: none;
  -webkit-appearance: none;
  cursor: pointer;
}

.slider-input::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--cyan-primary);
  cursor: pointer;
  box-shadow: 0 0 8px rgba(0, 176, 240, 0.5);
  transition: transform 0.15s ease;
}

.slider-input::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

.roi-card {
  background: linear-gradient(135deg, rgba(0, 176, 240, 0.06) 0%, rgba(67, 114, 196, 0.08) 100%);
  border: 1px solid rgba(0, 176, 240, 0.3);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
}

.roi-value {
  font-size: 46px;
  font-weight: 900;
  color: var(--blue-primary);
  letter-spacing: -0.03em;
  margin: 8px 0;
}

/* Forms */
.form-group {
  margin-bottom: 18px;
}

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 6px;
}

.form-control {
  width: 100%;
  padding: 12px 16px;
  background: #ffffff;
  border: 1px solid var(--border-medium);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-size: 14.5px;
  font-family: inherit;
  transition: all 0.2s ease;
}

.form-control:focus {
  outline: none;
  border-color: var(--cyan-primary);
  box-shadow: 0 0 0 3px rgba(0, 176, 240, 0.15);
}

.form-control optgroup {
  font-weight: 700;
  color: var(--text-main);
  background: var(--bg-subtle);
  padding: 4px;
}

.form-control option {
  font-weight: 400;
  color: var(--text-main);
  background: #ffffff;
  padding: 6px;
}

.dropzone {
  border: 2px dashed var(--border-medium);
  border-radius: var(--radius-md);
  padding: 32px 20px;
  text-align: center;
  background: var(--bg-subtle);
  cursor: pointer;
  transition: all 0.2s ease;
}

.dropzone:hover {
  border-color: var(--cyan-primary);
  background: #f0f9ff;
}

/* Footer (Cloudflare Dark Enterprise Footer) */
.footer {
  background-color: var(--bg-dark);
  color: #ffffff;
  padding: 70px 0 36px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.footer h5, .footer a {
  color: #ffffff;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col-title {
  color: #ffffff;
  font-size: 14.5px;
  font-weight: 700;
  margin-bottom: 16px;
  letter-spacing: 0.02em;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 9px;
}

.footer-links a {
  color: #94a3b8;
  text-decoration: none;
  font-size: 13.5px;
  transition: color 0.15s ease;
}

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

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
  color: #94a3b8;
}

/* ==============================================================================
   Responsive Layout Utilities & Grid System
   ============================================================================== */
.grid-responsive-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.grid-responsive-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-responsive-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.pipeline-steps-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 12px;
  margin-bottom: 30px;
}

.matrix-layout-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 32px;
  align-items: stretch;
}

.roi-stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 20px;
  text-align: left;
}

.capabilities-banner-grid {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.capability-mini-card {
  background: #ffffff;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 22px 18px;
  box-shadow: var(--shadow-sm);
  transition: all 0.2s ease;
  display: flex;
  flex-direction: column;
}

.capability-mini-card:hover {
  border-color: var(--cyan-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.quote-highlight-card {
  margin-top: 30px;
  padding: 26px 32px;
  background: var(--bg-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

@keyframes mobileMenuFade {
  from {
    opacity: 0;
    transform: translateY(-6px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==============================================================================
   Responsive Breakpoints
   ============================================================================== */

/* 1. Large Tablets / Small Laptops (<= 1024px) */
@media (max-width: 1024px) {
  .brand-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .pillars-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .hero-stats {
    grid-template-columns: repeat(2, 1fr);
  }
  .stat-item:nth-child(2) {
    border-right: none;
  }
  .calculator-box {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* 2. Tablets & Mobile Landscape (<= 960px) */
@media (max-width: 960px) {
  .header {
    position: sticky;
    top: 0;
  }
  .nav-container {
    height: 64px;
  }
  .site-logo-img {
    height: 32px;
  }
  .mobile-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-sm);
    font-size: 20px;
    cursor: pointer;
    color: var(--text-main);
  }
  .nav-actions .btn {
    padding: 7px 12px;
    font-size: 13px;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 64px;
    left: 0;
    width: 100%;
    max-height: calc(100vh - 64px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: #ffffff;
    padding: 16px 20px 32px 20px;
    border-bottom: 1px solid var(--border-subtle);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
    gap: 6px;
    align-items: stretch;
    z-index: 1000;
  }
  .nav-links.mobile-open {
    display: flex;
  }
  .nav-item {
    width: 100%;
  }
  .nav-link {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 11px 14px;
    font-size: 15px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    background: transparent;
  }
  .nav-link:active, .nav-link.active {
    background: rgba(0, 176, 240, 0.08);
  }

  /* Mobile Dropdown Accordion */
  .dropdown-menu {
    position: static;
    display: none;
    opacity: 1;
    visibility: visible;
    transform: none;
    pointer-events: auto;
    box-shadow: none;
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    background: var(--bg-subtle);
    padding: 8px;
    margin: 4px 0 10px 0;
    width: 100%;
    min-width: 0;
  }
  .dropdown-menu-wide {
    min-width: 0;
    left: 0;
    padding: 8px;
  }
  .dropdown-grid {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .dropdown-section-title {
    font-size: 11px;
    padding: 8px 10px 4px 10px;
  }
  .dropdown-item {
    padding: 10px;
    gap: 10px;
  }
  .dropdown-desc {
    display: block;
    font-size: 12px;
    line-height: 1.4;
  }
  .dropdown-footer {
    display: flex;
    flex-direction: column;
    gap: 6px;
    padding: 10px;
    text-align: left;
    background: #ffffff;
    border-radius: var(--radius-sm);
  }
  .nav-item.has-dropdown.dropdown-open .dropdown-menu {
    display: block;
    animation: mobileMenuFade 0.2s ease;
  }
  .nav-item.has-dropdown.dropdown-open .dropdown-arrow {
    transform: rotate(180deg);
  }

  /* Tablet Grids */
  .hero-title {
    font-size: 38px;
  }
  .section-title {
    font-size: 28px;
  }
  .grid-responsive-4,
  .capabilities-banner-grid {
    grid-template-columns: repeat(2, 1fr);
    padding: 24px;
    gap: 20px;
  }
  .grid-responsive-3 {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
  .pipeline-steps-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }
  .matrix-layout-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .matrix-container {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }
  .brand-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calculator-box {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 28px;
  }
  .calc-domains-grid {
    grid-template-columns: 1fr;
    gap: 14px;
    margin-bottom: 24px;
  }
  .calc-domain-card {
    padding: 16px 18px;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
}

/* 3. Standard Mobile Phones (<= 768px) */
@media (max-width: 768px) {
  /* Section Spacing */
  .section {
    padding: 50px 0;
  }
  .client-section {
    padding: 42px 0;
  }
  .hero {
    padding: 40px 0 36px 0;
  }
  .container, .container-narrow {
    padding: 0 16px;
  }

  /* Typography */
  .hero-title {
    font-size: 30px;
    line-height: 1.22;
  }
  .hero-subtitle {
    font-size: 15.5px;
    line-height: 1.55;
    margin-bottom: 22px;
  }
  .section-title {
    font-size: 24px;
    line-height: 1.25;
  }
  .section-desc {
    font-size: 14.5px;
    line-height: 1.55;
  }

  /* Grids Breakdown */
  .grid-responsive-4,
  .grid-responsive-3,
  .grid-responsive-2,
  .form-grid-2 {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }

  /* Section 1: Capabilities Mini Cards Banner (2x2 on tablet/mobile) */
  .capabilities-banner-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 12px !important;
    margin-top: 24px !important;
    padding: 0 !important;
    background: transparent !important;
    border: none !important;
  }
  .capability-mini-card {
    padding: 16px 14px !important;
  }

  /* Section 2: Comparison Cards */
  .comparison-card {
    padding: 24px 18px !important;
  }
  .comparison-winner-ribbon {
    top: -12px;
    right: 14px;
    font-size: 10px;
    padding: 3px 10px;
  }

  /* Section 3: 6-Pillars Engine Step Selector & Preview */
  .pipeline-steps-grid {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 8px !important;
    margin-bottom: 20px !important;
  }
  .pipeline-step-card {
    padding: 12px 6px !important;
    border-radius: var(--radius-sm) !important;
  }
  .pipeline-step-card div:first-child {
    font-size: 10px !important;
  }
  .pipeline-step-card div:last-child {
    font-size: 13px !important;
    font-weight: 700 !important;
  }
  #pipeline-preview-content {
    padding: 20px 16px !important;
  }
  #pipeline-preview-content h4 {
    font-size: 16.5px !important;
  }
  #pipeline-preview-content pre {
    padding: 12px !important;
    font-size: 11.5px !important;
    line-height: 1.45 !important;
  }
  .pillars-grid {
    grid-template-columns: 1fr !important;
    gap: 14px;
  }
  .pillars-grid .card {
    padding: 18px 16px !important;
  }
  .pillar-title {
    font-size: 17px !important;
    margin-bottom: 6px !important;
  }
  .pillar-desc {
    font-size: 13.5px !important;
  }

  /* Section 4: 2x2 Opportunity Map (True 2x2 Compact Touch Controller on Mobile) */
  .matrix-layout-grid {
    grid-template-columns: 1fr !important;
    gap: 16px !important;
  }
  .matrix-container {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    grid-template-rows: auto auto !important;
    padding: 10px !important;
    gap: 8px !important;
    background: var(--bg-muted) !important;
    border-radius: var(--radius-lg) !important;
  }
  .matrix-quadrant {
    padding: 12px 10px !important;
    min-height: 85px !important;
    display: flex !important;
    flex-direction: column !important;
    justify-content: center !important;
    border-radius: var(--radius-sm) !important;
  }
  .matrix-tag {
    font-size: 9px !important;
    padding: 2px 6px !important;
    margin-bottom: 5px !important;
    display: inline-block !important;
    width: fit-content !important;
  }
  .matrix-quadrant h4 {
    font-size: 13px !important;
    margin-bottom: 0 !important;
    line-height: 1.25 !important;
  }
  .matrix-quadrant p {
    display: none !important; /* Hide long paragraph inside 2x2 buttons so they form a clean matrix touchpad */
  }

  /* Section 5: Forward-Deployed AI Capability Cards */
  .capability-feature-card {
    padding: 20px 16px !important;
  }
  .capability-feature-header {
    gap: 12px !important;
    margin-bottom: 12px !important;
  }
  .capability-feature-header .feature-icon {
    width: 40px !important;
    height: 40px !important;
    border-radius: 10px !important;
  }
  .capability-feature-header h3 {
    font-size: 17.5px !important;
  }

  /* Section 6: Value Calculator (ROI Simulator) */
  .calc-domains-grid {
    grid-template-columns: 1fr !important;
    gap: 12px !important;
    margin-bottom: 20px !important;
  }
  .calc-domain-card {
    padding: 14px 16px !important;
  }
  .calc-domain-card h4 {
    font-size: 15.5px !important;
    margin: 4px 0 !important;
  }
  .calc-domain-card p {
    font-size: 13px !important;
    line-height: 1.45 !important;
  }
  .calculator-box {
    grid-template-columns: 1fr !important;
    padding: 20px 16px !important;
    gap: 24px !important;
    border-radius: var(--radius-lg) !important;
  }
  .slider-group {
    margin-bottom: 18px !important;
  }
  .slider-label {
    font-size: 13.5px !important;
  }
  .slider-label span:last-child {
    font-size: 15.5px !important;
  }
  .slider-input {
    height: 8px !important;
    margin: 8px 0 !important;
  }
  .slider-input::-webkit-slider-thumb {
    width: 24px !important;
    height: 24px !important;
  }
  .roi-card {
    padding: 20px 16px !important;
    border-radius: var(--radius-md) !important;
  }
  .roi-value {
    font-size: 36px !important;
    line-height: 1.15 !important;
    margin: 6px 0 14px 0 !important;
  }
  .roi-stats-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }

  /* Testimonials & Cards */
  .testimonials-grid {
    grid-template-columns: 1fr !important;
    gap: 16px;
  }
  .quote-highlight-card {
    padding: 20px 16px !important;
  }
  .quote-highlight-card > div:first-child {
    min-width: 0 !important;
    width: 100%;
  }
  .card {
    padding: 20px 16px !important;
  }

  /* Brand Grid */
  .brand-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-top: 20px;
  }
  .brand-card {
    padding: 14px 10px;
  }
  .brand-logo-wrap {
    height: 36px;
    margin-bottom: 6px;
  }
  .brand-name {
    font-size: 12.5px;
  }
  .brand-domain {
    font-size: 10.5px;
  }

  /* Stats Bar: 2x2 */
  .hero-stats {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: 10px;
    margin-top: 30px;
    padding: 14px;
    border-radius: var(--radius-lg);
  }
  .stat-item {
    border-right: none !important;
    border-bottom: none !important;
    padding: 8px 6px;
  }
  .stat-number {
    font-size: 24px;
  }
  .stat-label {
    font-size: 11.5px;
  }

  /* Footer */
  .footer-grid {
    grid-template-columns: 1fr !important;
    gap: 24px;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
    align-items: center;
  }
}

/* 4. Small Smartphones (<= 540px) */
@media (max-width: 540px) {
  .hero-title {
    font-size: 26px;
  }
  .hero-cta-group {
    flex-direction: column;
    width: 100%;
    gap: 10px;
  }
  .hero-cta-group .btn {
    width: 100%;
    justify-content: center;
  }
  .capabilities-banner-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
  }
  .pipeline-steps-grid {
    grid-template-columns: repeat(3, 1fr) !important;
    gap: 6px !important;
  }
  .pipeline-step-card {
    padding: 10px 4px !important;
  }
  .pipeline-step-card div:first-child {
    font-size: 9.5px !important;
  }
  .pipeline-step-card div:last-child {
    font-size: 12px !important;
  }
  .calc-domains-grid {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
    margin-bottom: 16px !important;
  }
  .calc-domain-card {
    padding: 12px 14px !important;
  }
  .calc-domain-card h4 {
    font-size: 14.5px !important;
  }
  .calc-domain-card p {
    font-size: 12px !important;
    line-height: 1.4 !important;
  }
  .roi-value {
    font-size: 32px !important;
  }
  .dropzone {
    padding: 20px 12px !important;
  }
  .nav-actions .btn {
    padding: 6px 10px;
    font-size: 11px;
    white-space: nowrap;
  }
  .logo {
    gap: 8px;
  }
  .site-logo-img {
    height: 26px;
  }
  .brand-card img, .brand-card svg {
    max-height: 30px;
  }
  .matrix-action-btn {
    width: 100%;
    justify-content: center;
  }
}