/* ==========================================================================
   PT. EDB Teknologi (edbtekno.com) - Modern Cyber-Tech Design System
   ========================================================================== */

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

:root {
  /* Color Palette */
  --bg-dark: #070b14;
  --bg-card: rgba(15, 23, 42, 0.75);
  --bg-card-hover: rgba(22, 36, 61, 0.85);
  --bg-surface: #0e172a;
  
  --primary-cyan: #00f2fe;
  --primary-blue: #4facfe;
  --accent-teal: #00d2ff;
  --accent-emerald: #10b981;
  --accent-purple: #7928ca;

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  --border-glass: rgba(255, 255, 255, 0.08);
  --border-cyan-glow: rgba(0, 242, 254, 0.3);
  --gradient-cyber: linear-gradient(135deg, var(--primary-cyan) 0%, var(--primary-blue) 100%);
  --gradient-glow: linear-gradient(135deg, rgba(0, 242, 254, 0.15) 0%, rgba(79, 172, 254, 0.05) 100%);
  --gradient-hero-title: linear-gradient(180deg, #ffffff 30%, #94a3b8 100%);

  --font-heading: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-glow: 0 0 25px rgba(0, 242, 254, 0.2);
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);

  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background-color: var(--bg-dark);
  color: var(--text-main);
  font-family: var(--font-body);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Cyber Grid Background Pattern */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    radial-gradient(circle at 50% 0%, rgba(0, 242, 254, 0.07) 0%, transparent 60%),
    linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 100% 100%, 40px 40px, 40px 40px;
  pointer-events: none;
  z-index: -1;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-main);
  line-height: 1.2;
}

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

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

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

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Section Common Layout */
.section {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px auto;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.25);
  border-radius: var(--radius-full);
  color: var(--primary-cyan);
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 16px;
}

.section-tag .dot {
  width: 6px;
  height: 6px;
  background-color: var(--primary-cyan);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--primary-cyan);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.section-subtitle {
  color: var(--text-muted);
  font-size: 1.1rem;
}

/* Glassmorphism Card Utility */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  transition: var(--transition-normal);
}

.glass-card:hover {
  border-color: var(--border-cyan-glow);
  box-shadow: var(--shadow-glow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
  outline: none;
}

.btn-primary {
  background: var(--gradient-cyber);
  color: #070b14;
  box-shadow: 0 4px 20px rgba(0, 242, 254, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(0, 242, 254, 0.5);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary-cyan);
  color: var(--primary-cyan);
}

.btn-sm {
  padding: 8px 18px;
  font-size: 0.85rem;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 20px 0;
  transition: var(--transition-normal);
}

.header.scrolled {
  padding: 12px 0;
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--gradient-cyber);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.4);
}

.logo-img {
  height: 44px;
  width: auto;
  object-fit: contain;
  background: #ffffff;
  padding: 4px 12px;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.3);
  transition: var(--transition-fast);
}

@media (max-width: 768px) {
  .logo-img {
    height: 36px;
    padding: 3px 8px;
  }
}

.logo-icon svg {
  width: 24px;
  height: 24px;
  fill: #070b14;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: var(--transition-fast);
  position: relative;
}

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

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

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

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

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  padding-top: 170px;
  padding-bottom: 90px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 18px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: var(--radius-full);
  margin-bottom: 24px;
}

.status-indicator {
  width: 10px;
  height: 10px;
  background-color: var(--accent-emerald);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulse-glow 2s infinite;
}

@keyframes pulse-glow {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.1); box-shadow: 0 0 0 10px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.status-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--accent-emerald);
}

.hero-title {
  font-size: 3.4rem;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 24px;
  line-height: 1.15;
}

.hero-description {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 36px;
  max-width: 620px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
}

.stat-item .stat-number {
  font-family: var(--font-heading);
  font-size: 1.8rem;
  font-weight: 800;
  color: var(--primary-cyan);
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Interactive Server Monitor Card in Hero */
.hero-visual {
  position: relative;
}

.server-monitor-card {
  padding: 28px;
  position: relative;
  overflow: hidden;
}

.monitor-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--border-glass);
}

.monitor-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 600;
}

.monitor-pulse {
  width: 8px;
  height: 8px;
  background: var(--primary-cyan);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--primary-cyan);
}

.server-nodes-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-bottom: 20px;
}

.node-box {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  padding: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.node-info .node-name {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-main);
}

.node-info .node-sub {
  font-size: 0.7rem;
  color: var(--text-dim);
}

.node-status-badge {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
}

.sla-guarantee-banner {
  background: var(--gradient-glow);
  border: 1px dashed var(--border-cyan-glow);
  border-radius: var(--radius-md);
  padding: 16px;
  text-align: center;
}

.sla-text {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-cyan);
}

/* ==========================================================================
   Interactive Hardware Savings Calculator Section
   ========================================================================== */
.calculator-box {
  padding: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.input-group {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.input-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.95rem;
  font-weight: 600;
}

.input-value {
  color: var(--primary-cyan);
  font-family: var(--font-heading);
  font-weight: 700;
}

.range-slider {
  width: 100%;
  height: 8px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  outline: none;
  -webkit-appearance: none;
}

.range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--primary-cyan);
  box-shadow: 0 0 10px var(--primary-cyan);
  cursor: pointer;
  transition: var(--transition-fast);
}

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

.option-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.option-btn {
  padding: 10px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  text-align: center;
  transition: var(--transition-fast);
}

.option-btn.active, .option-btn:hover {
  border-color: var(--primary-cyan);
  color: var(--primary-cyan);
  background: rgba(0, 242, 254, 0.1);
}

.calc-result-box {
  background: rgba(7, 11, 20, 0.6);
  border: 1px solid var(--border-cyan-glow);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 20px;
  align-items: center;
}

.savings-badge {
  background: rgba(0, 242, 254, 0.15);
  color: var(--primary-cyan);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: var(--radius-full);
  text-transform: uppercase;
}

.savings-amount {
  font-family: var(--font-heading);
  font-size: 2.8rem;
  font-weight: 800;
  color: var(--accent-emerald);
  line-height: 1;
}

.savings-subtext {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.calc-breakdown {
  width: 100%;
  display: flex;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--border-glass);
  font-size: 0.85rem;
}

/* ==========================================================================
   Services Grid Section
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.service-card {
  padding: 32px;
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative;
  overflow: hidden;
}

.service-icon-wrapper {
  width: 56px;
  height: 56px;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: var(--transition-normal);
}

.service-card:hover .service-icon-wrapper {
  background: var(--gradient-cyber);
  box-shadow: 0 0 20px rgba(0, 242, 254, 0.4);
}

.service-card:hover .service-icon-wrapper svg {
  stroke: #070b14;
}

.service-icon-wrapper svg {
  width: 28px;
  height: 28px;
  stroke: var(--primary-cyan);
  stroke-width: 2;
  fill: none;
  transition: var(--transition-normal);
}

.service-title {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.service-description {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 24px;
  flex-grow: 1;
}

.service-features-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
  padding-top: 16px;
  border-top: 1px solid var(--border-glass);
}

.service-features-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.85rem;
  color: var(--text-main);
}

.service-features-list li svg {
  width: 16px;
  height: 16px;
  stroke: var(--accent-emerald);
  flex-shrink: 0;
}

.service-card-action {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--primary-cyan);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ==========================================================================
   Interactive Solution Finder Wizard Section
   ========================================================================== */
.wizard-container {
  padding: 40px;
}

.wizard-steps-nav {
  display: flex;
  justify-content: space-between;
  margin-bottom: 40px;
  position: relative;
}

.wizard-steps-nav::before {
  content: '';
  position: absolute;
  top: 18px;
  left: 10%;
  width: 80%;
  height: 2px;
  background: rgba(255, 255, 255, 0.1);
  z-index: 1;
}

.step-indicator {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.step-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--bg-dark);
  border: 2px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: var(--transition-normal);
}

.step-indicator.active .step-circle {
  border-color: var(--primary-cyan);
  background: var(--primary-cyan);
  color: #070b14;
  box-shadow: 0 0 15px var(--primary-cyan);
}

.step-indicator.completed .step-circle {
  border-color: var(--accent-emerald);
  background: var(--accent-emerald);
  color: #070b14;
}

.step-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
}

.step-indicator.active .step-label {
  color: var(--primary-cyan);
}

.wizard-content-step {
  display: none;
}

.wizard-content-step.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

.wizard-question-title {
  font-size: 1.4rem;
  margin-bottom: 20px;
  text-align: center;
}

.wizard-choices-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-bottom: 32px;
}

.wizard-choice-card {
  padding: 24px;
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  background: rgba(255, 255, 255, 0.02);
  cursor: pointer;
  transition: var(--transition-normal);
  text-align: center;
}

.wizard-choice-card:hover, .wizard-choice-card.selected {
  border-color: var(--primary-cyan);
  background: rgba(0, 242, 254, 0.08);
  transform: translateY(-3px);
}

.wizard-choice-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}

.wizard-choice-title {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.wizard-choice-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.wizard-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Solution Recommendation Summary */
.solution-result-box {
  background: var(--gradient-glow);
  border: 1px solid var(--border-cyan-glow);
  border-radius: var(--radius-md);
  padding: 32px;
  text-align: center;
}

.result-badge {
  display: inline-block;
  padding: 4px 14px;
  background: rgba(16, 185, 129, 0.2);
  border-radius: var(--radius-full);
  color: var(--accent-emerald);
  font-weight: 700;
  font-size: 0.8rem;
  margin-bottom: 16px;
}

/* ==========================================================================
   Why EDBTekno / Keunggulan
   ========================================================================== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.feature-box {
  padding: 28px;
  border-radius: var(--radius-md);
  text-align: center;
}

.feature-icon-circle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid var(--border-cyan-glow);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  color: var(--primary-cyan);
}

.feature-title {
  font-size: 1.15rem;
  margin-bottom: 10px;
}

.feature-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Partners & Multivendor Marquee
   ========================================================================== */
.partners-marquee {
  display: flex;
  align-items: center;
  justify-content: space-around;
  gap: 20px;
  flex-wrap: wrap;
  padding: 30px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-lg);
}

.partner-badge {
  padding: 12px 24px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-weight: 700;
  color: var(--text-muted);
  font-size: 1.1rem;
  letter-spacing: 1px;
  transition: var(--transition-fast);
}

.partner-badge:hover {
  color: var(--primary-cyan);
  border-color: var(--primary-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.2);
}

/* ==========================================================================
   Contact & Consultation Form Modal
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 40px;
  align-items: start;
}

.contact-info-card {
  padding: 40px;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.info-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0, 242, 254, 0.1);
  color: var(--primary-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-content h4 {
  font-size: 1rem;
  margin-bottom: 4px;
}

.info-content p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;

}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(7, 11, 20, 0.7);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  color: var(--text-main);
  font-family: var(--font-body);
  font-size: 0.95rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  border-color: var(--primary-cyan);
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.25);
}

/* Modal Overlay & Card */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(7, 11, 20, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: var(--transition-normal);
}

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

.modal-card {
  max-width: 500px;
  width: 90%;
  padding: 40px;
  text-align: center;
  transform: scale(0.9);
  transition: var(--transition-normal);
}

.modal-overlay.active .modal-card {
  transform: scale(1);
}

.modal-icon-success {
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px auto;
  font-size: 2.2rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #04070d;
  border-top: 1px solid var(--border-glass);
  padding: 60px 0 30px 0;
}

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

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 16px;
  max-width: 320px;
}

.footer-column h4 {
  font-size: 1rem;
  margin-bottom: 20px;
  color: var(--text-main);
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.88rem;
  transition: var(--transition-fast);
}

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

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid var(--border-glass);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--text-dim);
  font-size: 0.85rem;
}

/* ==========================================================================
   Responsive Media Queries (Mobile & Tablet Optimization)
   ========================================================================== */

@media (max-width: 992px) {
  .hero-grid, .calculator-box, .contact-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header {
    padding: 14px 0;
  }

  .nav-menu {
    position: fixed;
    top: 65px;
    left: 0;
    width: 100%;
    background: rgba(7, 11, 20, 0.98);
    backdrop-filter: blur(25px);
    -webkit-backdrop-filter: blur(25px);
    flex-direction: column;
    padding: 24px 20px;
    gap: 20px;
    border-bottom: 1px solid var(--border-cyan-glow);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.8);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-15px);
    transition: all 0.3s ease;
    z-index: 999;
  }

  .nav-menu.mobile-open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .mobile-toggle {
    display: block;
    padding: 6px 12px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-sm);
  }

  .hero {
    padding-top: 130px;
    padding-bottom: 60px;
  }

  .hero-title {
    font-size: 2.1rem;
    line-height: 1.25;
  }

  .hero-description {
    font-size: 1rem;
    margin-bottom: 28px;
  }

  .hero-cta {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .wizard-choices-grid {
    grid-template-columns: 1fr;
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 16px;
  }

  .section {
    padding: 60px 0;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .section-subtitle {
    font-size: 0.95rem;
  }

  .hero-title {
    font-size: 1.85rem;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
    text-align: center;
  }

  .calculator-box {
    padding: 24px 16px;
  }

  .option-grid {
    grid-template-columns: 1fr;
  }

  .savings-amount {
    font-size: 1.65rem;
    word-break: break-word;
  }

  .calc-breakdown {
    flex-direction: column;
    gap: 12px;
    text-align: center;
  }

  .wizard-container {
    padding: 24px 14px;
  }

  .wizard-steps-nav::before {
    display: none;
  }

  .step-label {
    font-size: 0.75rem;
  }

  .step-circle {
    width: 32px;
    height: 32px;
    font-size: 0.8rem;
  }

  .server-nodes-grid {
    grid-template-columns: 1fr;
  }

  .partners-marquee {
    gap: 10px;
    padding: 16px;
  }

  .partner-badge {
    padding: 8px 14px;
    font-size: 0.85rem;
  }

  .contact-info-card, .modal-card {
    padding: 24px 16px;
  }
}