/* ==========================================================================
   ARROWHEAD AXION - MODERN ENTERPRISE DESIGN SYSTEM
   Dark/Light Mode, Glassmorphism, Micro-animations & High-tech Aesthetics
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  /* Dark Mode Palette (Default) */
  --bg-primary: #060911;
  --bg-secondary: #0a0f1d;
  --bg-card: rgba(13, 20, 36, 0.75);
  --bg-card-hover: rgba(18, 28, 51, 0.9);
  --bg-glass: rgba(10, 15, 29, 0.7);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-card: rgba(0, 210, 255, 0.15);
  --border-card-hover: rgba(0, 210, 255, 0.45);
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-highlight: #ffffff;
  
  /* Brand Accents */
  --accent-cyan: #00d2ff;
  --accent-blue: #2563eb;
  --accent-electric: #38bdf8;
  --accent-emerald: #10b981;
  --accent-purple: #8b5cf6;
  --accent-amber: #f59e0b;
  
  /* Gradients */
  --gradient-brand: linear-gradient(135deg, #00d2ff 0%, #2563eb 50%, #8b5cf6 100%);
  --gradient-glow: radial-gradient(circle at 50% 50%, rgba(0, 210, 255, 0.15), transparent 70%);
  --gradient-card: linear-gradient(180deg, rgba(16, 26, 48, 0.6) 0%, rgba(10, 16, 30, 0.8) 100%);
  --gradient-card-border: linear-gradient(135deg, rgba(0, 210, 255, 0.3), rgba(37, 99, 235, 0.1), transparent);
  
  /* Shadows & Glows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.5);
  --shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.6);
  --glow-cyan: 0 0 24px rgba(0, 210, 255, 0.25);
  --glow-blue: 0 0 30px rgba(37, 99, 235, 0.3);
  --glow-emerald: 0 0 24px rgba(16, 185, 129, 0.25);
  
  /* Typography */
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  
  /* Transitions */
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;
  
  --container-width: 1240px;
}

/* Light Theme Variables */
[data-theme="light"] {
  --bg-primary: #f8fafc;
  --bg-secondary: #f1f5f9;
  --bg-card: rgba(255, 255, 255, 0.85);
  --bg-card-hover: rgba(255, 255, 255, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.8);
  
  --border-subtle: rgba(15, 23, 42, 0.08);
  --border-card: rgba(2, 132, 199, 0.2);
  --border-card-hover: rgba(2, 132, 199, 0.4);
  
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-highlight: #0284c7;
  
  --accent-cyan: #0284c7;
  --accent-blue: #1d4ed8;
  --accent-electric: #0369a1;
  --accent-emerald: #059669;
  --accent-purple: #7c3aed;
  
  --gradient-brand: linear-gradient(135deg, #0284c7 0%, #1d4ed8 50%, #7c3aed 100%);
  --gradient-glow: radial-gradient(circle at 50% 50%, rgba(2, 132, 199, 0.08), transparent 70%);
  --gradient-card: linear-gradient(180deg, rgba(255, 255, 255, 0.9) 0%, rgba(248, 250, 252, 0.95) 100%);
  --gradient-card-border: linear-gradient(135deg, rgba(2, 132, 199, 0.3), rgba(29, 78, 216, 0.1), transparent);
  
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 16px 40px rgba(15, 23, 42, 0.12);
  --glow-cyan: 0 0 20px rgba(2, 132, 199, 0.15);
  --glow-blue: 0 0 25px rgba(29, 78, 216, 0.15);
}

/* ==========================================================================
   Base Styles & Reset
   ========================================================================== */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background-color var(--transition-normal), color var(--transition-normal);
  position: relative;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
}
::-webkit-scrollbar-track {
  background: var(--bg-primary);
}
::-webkit-scrollbar-thumb {
  background: rgba(0, 210, 255, 0.25);
  border-radius: var(--radius-full);
}
::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 210, 255, 0.5);
}

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.02em;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--transition-fast);
}

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

/* Container */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* Section Wrapper */
.section {
  padding: 6.5rem 0;
  position: relative;
  overflow: hidden;
}

.section-header {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 3.5rem;
}

.section-header.text-left {
  text-align: left;
  margin-left: 0;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(0, 210, 255, 0.08);
  border: 1px solid rgba(0, 210, 255, 0.25);
  color: var(--accent-cyan);
  backdrop-filter: blur(8px);
  margin-bottom: 1.25rem;
}

.badge.pulse-dot::before {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 10px var(--accent-cyan);
  animation: pulse-dot 1.8s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.9); opacity: 0.8; }
  50% { transform: scale(1.4); opacity: 1; box-shadow: 0 0 14px var(--accent-cyan); }
  100% { transform: scale(0.9); opacity: 0.8; }
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--transition-normal);
}

.header.scrolled {
  background: rgba(6, 9, 17, 0.92);
  border-bottom: 1px solid var(--border-card);
  box-shadow: var(--shadow-md);
}

[data-theme="light"] .header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 78px;
}

.logo-wrapper {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  text-decoration: none;
}

.brand-logo-img {
  height: 48px;
  width: auto;
  max-width: 55px;
  object-fit: contain;
  transition: transform var(--transition-fast), filter var(--transition-fast);
  filter: drop-shadow(0 2px 10px rgba(0, 102, 255, 0.3));
}

.logo-wrapper:hover .brand-logo-img {
  transform: scale(1.08);
  filter: drop-shadow(0 4px 14px rgba(0, 210, 255, 0.45));
}

.logo-symbol {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, rgba(0, 210, 255, 0.2), rgba(37, 99, 235, 0.2));
  border: 1px solid rgba(0, 210, 255, 0.4);
  border-radius: var(--radius-md);
  box-shadow: var(--glow-cyan);
  position: relative;
  overflow: hidden;
}

.logo-symbol::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
  transform: rotate(30deg);
  animation: logo-shimmer 4s infinite linear;
}

@keyframes logo-shimmer {
  0% { transform: translateX(-100%) rotate(30deg); }
  20%, 100% { transform: translateX(100%) rotate(30deg); }
}

.logo-text-group {
  display: flex;
  flex-direction: column;
}

.logo-title {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  line-height: 1.1;
}

.logo-title span {
  color: var(--accent-cyan);
}

.logo-subtitle {
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  font-weight: 600;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  list-style: none;
}

.nav-link {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
  padding: 0.35rem 0;
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-cyan);
}

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

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

.nav-badge-link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  background: rgba(139, 92, 246, 0.15);
  border: 1px solid rgba(139, 92, 246, 0.3);
  color: #c4b5fd;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 600;
}

.nav-badge-link:hover {
  background: rgba(139, 92, 246, 0.25);
  border-color: rgba(139, 92, 246, 0.5);
  color: #fff;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.control-btn {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.control-btn:hover {
  background: rgba(0, 210, 255, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
}

.lang-btn {
  font-size: 0.8125rem;
  font-weight: 700;
  padding: 0 0.6rem;
  width: auto;
  min-width: 44px;
}

.mobile-menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.5rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.75rem 1.6rem;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient-brand);
  color: #ffffff;
  box-shadow: 0 4px 18px rgba(0, 210, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(0, 210, 255, 0.45);
  color: #ffffff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
}

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

.btn-outline:hover {
  background: rgba(0, 210, 255, 0.12);
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan);
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 0.95rem 2.2rem;
  font-size: 1.05rem;
  border-radius: var(--radius-lg);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  min-height: 94vh;
  display: flex;
  align-items: center;
  padding-top: 130px;
  padding-bottom: 5rem;
  overflow: hidden;
}

.hero-bg-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  overflow: hidden;
}

.hero-bg-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
  filter: contrast(1.1) brightness(0.7);
  transform: scale(1.02);
  transition: transform 10s ease;
}

[data-theme="light"] .hero-bg-image {
  opacity: 0.12;
  filter: contrast(1.1) brightness(1.2);
}

.hero-overlay-gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, 
    rgba(6, 9, 17, 0.82) 0%, 
    rgba(6, 9, 17, 0.65) 50%, 
    var(--bg-primary) 100%);
}

[data-theme="light"] .hero-overlay-gradient {
  background: linear-gradient(180deg, 
    rgba(248, 250, 252, 0.85) 0%, 
    rgba(248, 250, 252, 0.7) 50%, 
    var(--bg-primary) 100%);
}

.hero-glow-blob {
  position: absolute;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0, 210, 255, 0.18) 0%, transparent 70%);
  filter: blur(80px);
  pointer-events: none;
  animation: blob-float 10s infinite alternate ease-in-out;
}

.hero-glow-blob-1 {
  top: -100px;
  right: -100px;
}

.hero-glow-blob-2 {
  bottom: 0;
  left: -150px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.2) 0%, transparent 70%);
}

@keyframes blob-float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(40px, 30px) scale(1.1); }
}

.hero-content {
  position: relative;
  z-index: 1;
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: clamp(2.3rem, 5.2vw, 4.1rem);
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 1.5rem;
  letter-spacing: -0.03em;
}

.hero-subtitle {
  font-size: clamp(1.05rem, 2vw, 1.3rem);
  line-height: 1.6;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 2.5rem;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 3.5rem;
}

.hero-stats-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  padding: 1.75rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-lg);
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  position: relative;
}

.hero-stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: -0.75rem;
  top: 15%;
  height: 70%;
  width: 1px;
  background: var(--border-subtle);
}

.hero-stat-number {
  font-family: var(--font-heading);
  font-size: 2.1rem;
  font-weight: 800;
  line-height: 1.1;
  color: var(--accent-cyan);
}

.hero-stat-label {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 0.35rem;
  font-weight: 500;
}

/* ==========================================================================
   Interactive TPM Savings Calculator
   ========================================================================== */
.calc-container {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  position: relative;
}

.calc-container::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-brand);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0;
}

.calc-inputs-pane {
  padding: 3rem;
  border-right: 1px solid var(--border-subtle);
}

.calc-results-pane {
  padding: 3rem;
  background: linear-gradient(135deg, rgba(0, 210, 255, 0.05) 0%, rgba(37, 99, 235, 0.08) 100%);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-field-group {
  margin-bottom: 2rem;
}

.calc-field-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 0.85rem;
}

.calc-field-val-pill {
  padding: 0.2rem 0.65rem;
  border-radius: var(--radius-full);
  background: rgba(0, 210, 255, 0.12);
  border: 1px solid rgba(0, 210, 255, 0.3);
  color: var(--accent-cyan);
  font-size: 0.8125rem;
  font-weight: 700;
}

.calc-equipment-tabs {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.calc-tab-btn {
  padding: 0.85rem 0.5rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-secondary);
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  transition: all var(--transition-fast);
}

.calc-tab-btn svg {
  width: 22px;
  height: 22px;
  stroke: currentColor;
}

.calc-tab-btn:hover {
  background: rgba(0, 210, 255, 0.08);
  border-color: rgba(0, 210, 255, 0.3);
  color: var(--text-primary);
}

.calc-tab-btn.active {
  background: rgba(0, 210, 255, 0.15);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  box-shadow: var(--glow-cyan);
}

/* Custom Range Slider */
.calc-slider-wrapper {
  position: relative;
  margin: 1.5rem 0 0.5rem;
}

.calc-range-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 8px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.1);
  outline: none;
  transition: background var(--transition-fast);
}

.calc-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--accent-cyan);
  cursor: pointer;
  box-shadow: 0 0 12px var(--accent-cyan);
  transition: transform var(--transition-fast);
}

.calc-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-slider-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

.calc-sla-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.75rem;
}

.sla-option-card {
  padding: 0.95rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  background: rgba(255, 255, 255, 0.03);
  cursor: pointer;
  transition: all var(--transition-fast);
  text-align: center;
}

.sla-option-card:hover {
  border-color: rgba(0, 210, 255, 0.3);
}

.sla-option-card.active {
  background: rgba(0, 210, 255, 0.12);
  border-color: var(--accent-cyan);
}

.sla-name {
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.2rem;
}

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

/* Results Display */
.calc-results-header {
  border-bottom: 1px solid var(--border-subtle);
  padding-bottom: 1.5rem;
  margin-bottom: 1.75rem;
}

.calc-results-title {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.calc-results-sub {
  font-size: 0.8125rem;
  color: var(--text-secondary);
}

.calc-savings-hero-box {
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  text-align: center;
  margin-bottom: 1.75rem;
  box-shadow: var(--glow-emerald);
}

.calc-savings-badge {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-emerald);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.calc-savings-amount {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 900;
  line-height: 1.1;
  color: #10b981;
}

.calc-savings-pct {
  font-size: 0.9375rem;
  color: #34d399;
  font-weight: 600;
  margin-top: 0.35rem;
}

.calc-comparison-bars {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.comp-bar-item {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.comp-bar-meta {
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
}

.comp-bar-track {
  height: 10px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-full);
  overflow: hidden;
}

.comp-bar-fill-oem {
  height: 100%;
  width: 100%;
  background: #ef4444;
  border-radius: var(--radius-full);
}

.comp-bar-fill-axion {
  height: 100%;
  width: 45%;
  background: linear-gradient(90deg, #00d2ff, #10b981);
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

.calc-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.calc-bullets li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.calc-bullets li svg {
  color: var(--accent-emerald);
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

/* ==========================================================================
   Solutions & Services Cards (Pillars)
   ========================================================================== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.solution-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem 2rem;
  backdrop-filter: blur(16px);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.solution-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--gradient-card-border);
  opacity: 0;
  transition: opacity var(--transition-normal);
  pointer-events: none;
}

.solution-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-card-hover);
  box-shadow: var(--shadow-lg), var(--glow-cyan);
}

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

.card-icon-container {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: rgba(0, 210, 255, 0.1);
  border: 1px solid rgba(0, 210, 255, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.75rem;
  color: var(--accent-cyan);
  transition: all var(--transition-fast);
}

.solution-card:hover .card-icon-container {
  transform: scale(1.1);
  background: rgba(0, 210, 255, 0.2);
  box-shadow: var(--glow-cyan);
}

.solution-card-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-cyan);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.solution-card-title {
  font-size: 1.45rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.25;
}

.solution-card-desc {
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.solution-feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
  border-top: 1px solid var(--border-subtle);
  padding-top: 1.25rem;
}

.solution-feature-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.solution-feature-list li svg {
  color: var(--accent-cyan);
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* ==========================================================================
   Multi-Vendor Brand Matrix
   ========================================================================== */
.brand-filter-bar {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.filter-chip {
  padding: 0.6rem 1.4rem;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-subtle);
  background: var(--bg-card);
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-chip:hover {
  border-color: var(--accent-cyan);
  color: var(--text-primary);
}

.filter-chip.active {
  background: var(--gradient-brand);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 16px rgba(0, 210, 255, 0.35);
}

.brands-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.brand-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem 1.5rem;
  text-align: center;
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
}

.brand-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-card-hover);
  box-shadow: var(--shadow-md), var(--glow-cyan);
}

.brand-name {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.35rem;
}

.brand-category {
  font-size: 0.75rem;
  color: var(--accent-cyan);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.brand-families {
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin-bottom: 1rem;
}

.brand-status-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.75rem;
  color: var(--accent-emerald);
  font-weight: 600;
  background: rgba(16, 185, 129, 0.1);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.brand-status-tag::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-emerald);
}

/* ==========================================================================
   Interactive Comparison Table: Axion TPM vs OEM
   ========================================================================== */
.comparison-table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  backdrop-filter: blur(20px);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.comp-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.comp-table th, .comp-table td {
  padding: 1.25rem 1.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.comp-table th {
  background: rgba(255, 255, 255, 0.02);
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
}

.comp-table th.col-highlight {
  background: rgba(0, 210, 255, 0.12);
  color: var(--accent-cyan);
  border-top: 3px solid var(--accent-cyan);
}

.comp-table td.col-highlight {
  background: rgba(0, 210, 255, 0.04);
  font-weight: 600;
  color: var(--text-highlight);
}

.comp-table tr:last-child td {
  border-bottom: none;
}

.check-icon {
  color: var(--accent-emerald);
  font-size: 1.25rem;
  font-weight: bold;
}

.cross-icon {
  color: #ef4444;
  font-size: 1.25rem;
  font-weight: bold;
}

/* ==========================================================================
   ALLPRO-AXION Ecosystem Bridge Banner
   ========================================================================== */
.ecosystem-banner {
  background: linear-gradient(135deg, rgba(20, 28, 54, 0.8) 0%, rgba(13, 17, 36, 0.95) 100%);
  border: 1px solid rgba(139, 92, 246, 0.3);
  border-radius: var(--radius-xl);
  padding: 3.5rem;
  position: relative;
  overflow: hidden;
  box-shadow: 0 0 50px rgba(139, 92, 246, 0.15);
}

.ecosystem-banner::after {
  content: '';
  position: absolute;
  right: -80px;
  top: -80px;
  width: 320px;
  height: 320px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139, 92, 246, 0.25) 0%, transparent 70%);
  filter: blur(50px);
}

.ecosystem-grid {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: center;
  gap: 3rem;
  position: relative;
  z-index: 1;
}

.ecosystem-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 1rem;
}

.ecosystem-text {
  font-size: 1.05rem;
  color: #cbd5e1;
  line-height: 1.6;
  margin-bottom: 2rem;
}

.ecosystem-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 2rem;
}

.eco-feat-item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 0.9375rem;
  color: #f1f5f9;
  font-weight: 500;
}

.eco-feat-item svg {
  color: #a78bfa;
  flex-shrink: 0;
}

/* ==========================================================================
   Contact Section (Direct Corporate Channels)
   ========================================================================== */
.contact-card-centered {
  max-width: 820px;
  margin: 0 auto;
}

.contact-email-box {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 4rem 3rem;
  backdrop-filter: blur(20px);
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}

.contact-email-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-brand);
}

.email-pills-wrapper {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
  margin-top: 1.5rem;
}

.email-contact-pill {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 1.35rem 2.2rem;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-subtle);
  transition: all var(--transition-fast);
  min-width: 280px;
  text-decoration: none;
}

.email-contact-pill:hover {
  background: rgba(0, 210, 255, 0.08);
  border-color: var(--accent-cyan);
  transform: translateY(-4px);
  box-shadow: var(--glow-cyan);
}

.email-tag {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--accent-cyan);
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.email-address {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 5rem 0 2.5rem;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-brand-bio {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-top: 1.25rem;
  max-width: 340px;
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

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

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

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.8125rem;
  color: var(--text-muted);
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-badges {
  display: flex;
  gap: 1.5rem;
  align-items: center;
}

.cert-pill {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
}

/* Modal Feedback */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-dialog {
  background: var(--bg-card);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-xl);
  padding: 3rem;
  max-width: 520px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg), var(--glow-cyan);
  transform: translateY(20px);
  transition: transform var(--transition-normal);
}

.modal-overlay.active .modal-dialog {
  transform: translateY(0);
}

.modal-icon {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid rgba(16, 185, 129, 0.4);
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .brands-grid {
    grid-template-columns: repeat(3, 1fr);
  }
  .calc-grid {
    grid-template-columns: 1fr;
  }
  .calc-inputs-pane {
    border-right: none;
    border-bottom: 1px solid var(--border-subtle);
  }
  .ecosystem-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 70px;
  }
  .mobile-menu-toggle {
    display: block;
  }
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    width: 100%;
    background: var(--bg-primary);
    border-bottom: 1px solid var(--border-card);
    flex-direction: column;
    padding: 2rem 1.5rem;
    gap: 1.25rem;
    transform: translateY(-150%);
    transition: transform var(--transition-normal);
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.open {
    transform: translateY(0);
  }
  .hero-stats-bar {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }
  .hero-stat-item:nth-child(2)::after {
    display: none;
  }
  .solutions-grid {
    grid-template-columns: 1fr;
  }
  .brands-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-equipment-tabs {
    grid-template-columns: repeat(2, 1fr);
  }
  .calc-sla-options {
    grid-template-columns: 1fr;
  }
  .form-row {
    grid-template-columns: 1fr;
  }
  .footer-top-grid {
    grid-template-columns: 1fr;
  }
  .calc-inputs-pane, .calc-results-pane, .contact-form-card, .contact-info-card, .ecosystem-banner {
    padding: 2rem 1.5rem;
  }
}