/* ==========================================================================
   IronBridge Services LLC — Enterprise Web Stylesheet
   Design System: High-Tech Enterprise NOC & Swiss Precision
   ========================================================================== */

:root {
  --bg-dark: #070d18;
  --bg-card: #0e1726;
  --bg-card-hover: #142034;
  --bg-glass: rgba(14, 23, 38, 0.88);
  --border-subtle: #1e293b;
  --border-glow: rgba(56, 189, 248, 0.35);
  
  --primary: #0284c7;
  --primary-light: #38bdf8;
  --primary-glow: rgba(56, 189, 248, 0.25);
  
  --accent-cyan: #06b6d4;
  --accent-emerald: #10b981;
  --accent-amber: #f59e0b;
  --accent-rose: #f43f5e;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
  
  --container-max: 1240px;
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 25px rgba(56, 189, 248, 0.2);
}

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

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

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

body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    radial-gradient(rgba(56, 189, 248, 0.05) 1px, transparent 1px),
    radial-gradient(rgba(14, 165, 233, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  background-position: 0 0, 20px 20px;
  pointer-events: none;
  z-index: -1;
}

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

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  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 0.3s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 88px;
  gap: 20px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 16px;
  text-decoration: none;
  color: var(--text-main);
  flex-shrink: 0;
  white-space: nowrap;
}

.brand-logo img {
  height: 58px;
  width: 58px;
  object-fit: contain;
  border-radius: 10px;
  border: 1px solid rgba(56, 189, 248, 0.4);
  background: #0a1220;
  padding: 3px;
  box-shadow: 0 4px 18px rgba(2, 132, 199, 0.3);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.brand-logo:hover img {
  transform: scale(1.03);
  box-shadow: 0 6px 22px rgba(56, 189, 248, 0.45);
}

.brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.brand-text h1 {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin: 0;
  padding: 0;
  background: linear-gradient(135deg, #ffffff 0%, #e2e8f0 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-text span {
  display: block;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--primary-light);
  font-weight: 700;
  margin-top: 3px;
  line-height: 1;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-shrink: 1;
}

.nav-link {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: color 0.2s ease;
  position: relative;
  white-space: nowrap;
}

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

.header-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.noc-status-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 9999px;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.35);
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--accent-emerald);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

.status-dot {
  width: 8px;
  height: 8px;
  background: var(--accent-emerald);
  border-radius: 50%;
  position: relative;
}

.status-dot::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 1.5px solid var(--accent-emerald);
  animation: pulse-ring 2s cubic-bezier(0.215, 0.61, 0.355, 1) infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.5); opacity: 1; }
  100% { transform: scale(1.6); opacity: 0; }
}

.lang-switcher {
  display: flex;
  background: #09111e;
  border: 1px solid var(--border-subtle);
  border-radius: 20px;
  padding: 3px;
}

.lang-btn {
  background: none;
  border: none;
  color: var(--text-dim);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 12px;
  border-radius: 16px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-btn.active {
  background: var(--primary);
  color: #ffffff;
  box-shadow: 0 2px 8px rgba(2, 132, 199, 0.4);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(2, 132, 199, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #0369a1 0%, #075985 100%);
  box-shadow: 0 6px 20px rgba(2, 132, 199, 0.5);
  transform: translateY(-1px);
}

.btn-secondary {
  background: rgba(30, 41, 59, 0.6);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
}

.btn-secondary:hover {
  background: rgba(51, 65, 85, 0.8);
  border-color: var(--primary-light);
  color: #ffffff;
}

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

/* Hero Section */
.hero-section {
  padding: 70px 0 50px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: 9999px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 2.9rem;
  line-height: 1.15;
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.text-gradient {
  background: linear-gradient(135deg, #38bdf8 0%, #818cf8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 30px;
  max-width: 580px;
}

.hero-cta-group {
  display: flex;
  gap: 16px;
  margin-bottom: 32px;
}

/* Timezone Comparison Widget */
.timezone-widget {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  box-shadow: var(--shadow-card);
}

.tz-box {
  display: flex;
  flex-direction: column;
}

.tz-header {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 4px;
}

.tz-flag {
  font-size: 1.1rem;
}

.tz-time {
  font-family: var(--font-mono);
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--text-main);
  letter-spacing: -0.02em;
}

.tz-status {
  font-size: 0.75rem;
  font-weight: 600;
}

.tz-status.night { color: #818cf8; }
.tz-status.day { color: var(--accent-emerald); }

.hero-visual-card {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card), var(--shadow-glow);
}

.hero-visual-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease;
}

.hero-visual-card:hover img {
  transform: scale(1.02);
}

.hero-overlay-tag {
  position: absolute;
  bottom: 16px;
  left: 16px;
  right: 16px;
  background: rgba(7, 13, 24, 0.88);
  backdrop-filter: blur(8px);
  border: 1px solid var(--border-glow);
  padding: 12px 16px;
  border-radius: var(--radius-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.tag-label {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.tag-val {
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--primary-light);
  font-family: var(--font-mono);
}

/* Metrics Strip */
.metrics-section {
  padding: 36px 0;
  background: #091220;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.metric-card {
  text-align: center;
  padding: 16px;
}

.metric-number {
  font-family: var(--font-mono);
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary-light);
  margin-bottom: 4px;
  letter-spacing: -0.03em;
}

.metric-label {
  font-size: 0.88rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* Sections Common */
.section {
  padding: 85px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--primary-light);
  margin-bottom: 12px;
  display: block;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-muted);
}

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

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 30px;
  transition: all 0.3s ease;
  display: flex;
  flex-direction: column;
}

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

.service-icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background: rgba(56, 189, 248, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-light);
  font-size: 1.5rem;
  margin-bottom: 20px;
  border: 1px solid rgba(56, 189, 248, 0.2);
}

.service-card h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.service-card p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-bottom: 20px;
  flex-grow: 1;
}

.service-features {
  list-style: none;
  margin-top: auto;
  border-top: 1px solid var(--border-subtle);
  padding-top: 16px;
}

.service-features li {
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 8px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.service-features li::before {
  content: '✓';
  color: var(--accent-emerald);
  font-weight: 700;
}

/* Live NOC Console Simulation */
.noc-sim-section {
  background: #060c16;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.noc-sim-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 40px;
  align-items: center;
}

.terminal-window {
  background: #040811;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  overflow: hidden;
  font-family: var(--font-mono);
}

.terminal-header {
  background: #0b1320;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid #1e293b;
}

.terminal-dots {
  display: flex;
  gap: 6px;
}

.t-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.t-dot.red { background: #ef4444; }
.t-dot.yellow { background: #f59e0b; }
.t-dot.green { background: #10b981; }

.terminal-title {
  font-size: 0.75rem;
  color: var(--text-dim);
  font-weight: 600;
}

.terminal-body {
  padding: 18px;
  font-size: 0.82rem;
  line-height: 1.7;
  height: 380px;
  overflow-y: auto;
}

.log-line {
  display: flex;
  gap: 10px;
  margin-bottom: 6px;
}

.log-time { color: var(--text-dim); }
.log-prio.p1 { color: #f43f5e; font-weight: 700; }
.log-prio.p2 { color: #fbbf24; font-weight: 700; }
.log-prio.ok { color: #34d399; font-weight: 700; }
.log-msg { color: var(--text-main); }

.noc-sim-text h3 {
  font-size: 1.8rem;
  margin-bottom: 16px;
}

.noc-sim-text p {
  color: var(--text-muted);
  margin-bottom: 24px;
}

/* Zone Architecture */
.zone-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  margin-top: 40px;
}

.zone-card {
  border-radius: var(--radius-md);
  padding: 36px;
  position: relative;
  overflow: hidden;
}

.zone-card.in-scope {
  background: linear-gradient(180deg, rgba(6, 78, 59, 0.22) 0%, rgba(14, 23, 38, 0.85) 100%);
  border: 1.5px solid rgba(16, 185, 129, 0.4);
}

.zone-card.out-scope {
  background: linear-gradient(180deg, rgba(153, 27, 27, 0.2) 0%, rgba(14, 23, 38, 0.85) 100%);
  border: 1.5px solid rgba(244, 63, 94, 0.35);
}

.zone-badge {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 12px;
  border-radius: 9999px;
  margin-bottom: 16px;
}

.in-scope .zone-badge {
  background: rgba(16, 185, 129, 0.2);
  color: var(--accent-emerald);
}

.out-scope .zone-badge {
  background: rgba(244, 63, 94, 0.2);
  color: var(--accent-rose);
}

.zone-card h3 {
  font-size: 1.45rem;
  margin-bottom: 16px;
}

.zone-list {
  list-style: none;
  margin: 20px 0;
}

.zone-list li {
  margin-bottom: 14px;
  font-size: 0.95rem;
  color: var(--text-muted);
  display: flex;
  gap: 12px;
}

.in-scope .zone-list li::before {
  content: '✓';
  color: var(--accent-emerald);
  font-weight: bold;
}

.out-scope .zone-list li::before {
  content: '✕';
  color: var(--accent-rose);
  font-weight: bold;
}

.rule-box {
  background: rgba(15, 23, 42, 0.92);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 14px 18px;
  margin-top: 20px;
  font-size: 0.88rem;
}

/* Infrastructure Grid */
.infra-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.infra-image-stack {
  position: relative;
}

.infra-image-stack img {
  width: 100%;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  box-shadow: var(--shadow-card);
}

.infra-badge-float {
  position: absolute;
  top: -15px;
  right: -15px;
  background: var(--primary);
  color: #ffffff;
  padding: 10px 18px;
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  font-weight: 700;
  box-shadow: 0 8px 20px rgba(2, 132, 199, 0.4);
}

/* Interactive ROI Calculator */
.calc-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 40px;
  box-shadow: var(--shadow-card);
}

.calc-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  align-items: start;
}

.calc-controls {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.slider-group {
  margin-bottom: 18px;
}

.slider-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 10px;
}

.slider-label {
  font-size: 0.95rem;
  font-weight: 700;
  color: #f8fafc;
}

.slider-subtext {
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.slider-val {
  color: var(--primary-light);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.15rem;
  white-space: nowrap;
  margin-left: 12px;
}

input[type=range] {
  width: 100%;
  height: 7px;
  border-radius: 4px;
  background: #1e293b;
  outline: none;
  -webkit-appearance: none;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--primary-light);
  cursor: pointer;
  box-shadow: 0 0 12px rgba(56, 189, 248, 0.7);
  transition: transform 0.15s ease;
}

input[type=range]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

/* Hardwired Cost Factors Banner */
.calc-factors-box {
  background: rgba(15, 23, 42, 0.85);
  border: 1px solid rgba(56, 189, 248, 0.2);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

.factor-header {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary-light);
  margin-bottom: 12px;
}

.factors-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.factor-pill {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 8px;
  padding: 10px 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.factor-pill.highlight {
  background: rgba(2, 132, 199, 0.15);
  border-color: rgba(56, 189, 248, 0.4);
}

.factor-tag {
  font-family: var(--font-mono);
  font-size: 1rem;
  font-weight: 800;
  color: #38bdf8;
}

.factor-pill.highlight .factor-tag {
  color: #f59e0b;
}

.factor-desc {
  font-size: 0.74rem;
  color: var(--text-muted);
  line-height: 1.3;
}

/* Summary Comparison Box */
.calc-summary-comparison {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 4px;
}

.calc-summary-item {
  border-radius: var(--radius-md);
  padding: 14px 18px;
  display: flex;
  flex-direction: column;
}

.calc-summary-item.inhouse {
  background: rgba(239, 68, 68, 0.08);
  border: 1px solid rgba(239, 68, 68, 0.3);
}

.calc-summary-item.ironbridge {
  background: rgba(2, 132, 199, 0.1);
  border: 1px solid rgba(2, 132, 199, 0.4);
}

.summary-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.calc-summary-item.inhouse .summary-label {
  color: #f87171;
}

.calc-summary-item.ironbridge .summary-label {
  color: #38bdf8;
}

.summary-amount {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 4px;
}

.summary-sub {
  font-size: 0.74rem;
  color: var(--text-muted);
}

/* Result Box on the Right */
.calc-result-box {
  background: linear-gradient(180deg, #091220 0%, #060b14 100%);
  border: 1.5px solid rgba(16, 185, 129, 0.4);
  border-radius: var(--radius-md);
  padding: 30px 24px;
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5), 0 0 25px rgba(16, 185, 129, 0.15);
}

.calc-saving-label {
  font-size: 0.84rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 6px;
  font-weight: 600;
}

.calc-saving-num {
  font-family: var(--font-mono);
  font-size: 2.8rem;
  font-weight: 900;
  color: #10b981;
  line-height: 1.1;
  margin-bottom: 6px;
  text-shadow: 0 0 20px rgba(16, 185, 129, 0.3);
}

.calc-saving-pct {
  display: inline-block;
  background: rgba(16, 185, 129, 0.15);
  color: #34d399;
  border: 1px solid rgba(16, 185, 129, 0.3);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 700;
  margin-bottom: 22px;
}

.calc-metric-cards {
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 20px;
  text-align: left;
}

.metric-mini-card {
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 10px 14px;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.mini-label {
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.mini-val {
  font-family: var(--font-mono);
  font-size: 1.05rem;
  font-weight: 700;
  color: #f1f5f9;
}

.mini-val.accent {
  color: #38bdf8;
}

.btn-toggle-details {
  width: 100%;
  background: rgba(30, 41, 59, 0.6);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #f8fafc;
  padding: 12px 18px;
  border-radius: 8px;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  transition: all 0.2s ease;
}

.btn-toggle-details:hover {
  background: rgba(2, 132, 199, 0.25);
  border-color: #38bdf8;
  color: #fff;
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

/* Expandable Breakdown Table Panel */
.calc-details-breakdown {
  margin-top: 32px;
  padding-top: 28px;
  border-top: 1px solid var(--border-subtle);
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

.breakdown-header {
  margin-bottom: 18px;
}

.breakdown-header h4 {
  font-size: 1.15rem;
  color: #f8fafc;
  margin-bottom: 4px;
}

.breakdown-subtitle {
  font-size: 0.82rem;
  color: var(--text-muted);
}

.table-responsive {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.breakdown-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.86rem;
  text-align: left;
}

.breakdown-table th {
  background: #0b1525;
  color: #cbd5e1;
  font-weight: 700;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.breakdown-table td {
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: #e2e8f0;
}

.breakdown-table tbody tr:hover {
  background: rgba(255, 255, 255, 0.02);
}

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

.num-col {
  font-family: var(--font-mono);
  font-weight: 600;
  text-align: right;
  white-space: nowrap;
}

.num-col.muted {
  color: var(--text-muted);
  font-family: var(--font-sans);
  font-size: 0.82rem;
}

.num-col.positive {
  color: #34d399;
  font-size: 0.82rem;
}

.table-total-row {
  background: rgba(15, 23, 42, 0.8) !important;
  font-weight: 700;
  border-top: 1.5px solid rgba(255, 255, 255, 0.15);
}

.table-total-row td {
  padding: 14px 16px;
}

.highlight-red {
  color: #f87171 !important;
  font-size: 1.05rem;
}

.highlight-blue {
  color: #38bdf8 !important;
  font-size: 1.05rem;
}

.highlight-green {
  color: #34d399 !important;
  font-size: 1.05rem;
}

.table-capex-row {
  background: rgba(30, 41, 59, 0.4);
  font-size: 0.82rem;
}

@media (max-width: 992px) {
  .calc-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
  .factors-grid {
    grid-template-columns: 1fr;
  }
  .calc-summary-comparison {
    grid-template-columns: 1fr;
  }
}

/* Contact & Quote Form */
.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 44px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 36px;
}

.contact-detail {
  display: flex;
  gap: 16px;
  margin-top: 24px;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(56, 189, 248, 0.1);
  color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 36px;
}

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

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

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 6px;
}

input, select, textarea {
  width: 100%;
  background: #091220;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  transition: border-color 0.2s;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(56, 189, 248, 0.15);
}

.sop-hint-badge {
  margin-top: 10px;
  font-size: 0.83rem;
  line-height: 1.45;
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  transition: all 0.3s ease;
}

.sop-hint-badge.sop-full {
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #34d399;
}

.sop-hint-badge.sop-partial {
  background: rgba(245, 158, 11, 0.08);
  border: 1px solid rgba(245, 158, 11, 0.3);
  color: #fbbf24;
}

.sop-hint-badge.sop-none {
  background: rgba(56, 189, 248, 0.08);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: #38bdf8;
}

/* Footer */
.site-footer {
  background: #040810;
  border-top: 1px solid var(--border-subtle);
  padding: 60px 0 30px;
  color: var(--text-dim);
  font-size: 0.9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  color: var(--text-main);
  font-size: 0.95rem;
  margin-bottom: 16px;
}

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

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

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

.footer-bottom {
  border-top: 1px solid rgba(30, 41, 59, 0.5);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
}

/* Careers & Expat Section */
.careers-benefits-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin-bottom: 40px;
}

.benefit-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

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

.benefit-icon {
  font-size: 2rem;
  margin-bottom: 14px;
}

.benefit-card h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-main);
}

.benefit-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}

.requirements-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-bottom: 48px;
}

.req-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  position: relative;
}

.req-card.boi-block {
  border-top: 3px solid var(--accent-amber);
}

.req-card.skills-block {
  border-top: 3px solid var(--primary-light);
}

.req-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 5px 12px;
  border-radius: 9999px;
  margin-bottom: 16px;
  width: fit-content;
}

.req-badge.boi {
  background: rgba(245, 158, 11, 0.15);
  color: var(--accent-amber);
  border: 1px solid rgba(245, 158, 11, 0.35);
}

.req-badge.skills {
  background: rgba(56, 189, 248, 0.15);
  color: var(--primary-light);
  border: 1px solid rgba(56, 189, 248, 0.35);
}

.req-card h3 {
  font-size: 1.35rem;
  font-weight: 700;
  margin-bottom: 20px;
  color: var(--text-main);
}

.req-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 20px;
}

.req-item {
  display: flex;
  gap: 12px;
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--text-muted);
}

.req-item strong {
  color: var(--text-main);
}

.req-item-icon {
  color: var(--primary-light);
  font-size: 1.1rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.req-alert-box {
  margin-top: auto;
  padding: 14px 18px;
  border-radius: var(--radius-sm);
  background: rgba(245, 158, 11, 0.08);
  border-left: 3px solid var(--accent-amber);
  font-size: 0.85rem;
  color: #fcd34d;
  line-height: 1.5;
}

.career-form-container {
  background: linear-gradient(180deg, rgba(14, 23, 38, 0.95) 0%, rgba(7, 13, 24, 0.98) 100%);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 15px 40px -15px rgba(0, 0, 0, 0.7);
}

.career-form-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 32px;
}

.career-form-header h3 {
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--text-main);
}

.career-form-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
}

.checkbox-group-label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 8px;
  font-weight: 600;
}

.checkbox-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 18px;
}

.checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  background: #09111e;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 0.85rem;
  color: var(--text-main);
  cursor: pointer;
  transition: border-color 0.2s;
}

.checkbox-item:hover {
  border-color: var(--primary-light);
}

.checkbox-item input[type="checkbox"] {
  accent-color: var(--primary);
  width: 16px;
  height: 16px;
}

.commitment-box {
  background: rgba(56, 189, 248, 0.06);
  border: 1px solid rgba(56, 189, 248, 0.25);
  border-radius: var(--radius-sm);
  padding: 14px 16px;
  margin-bottom: 24px;
}

.commitment-box label {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-main);
  cursor: pointer;
  line-height: 1.45;
}

.commitment-box input[type="checkbox"] {
  accent-color: var(--primary);
  width: 18px;
  height: 18px;
  margin-top: 2px;
  flex-shrink: 0;
}

/* Responsive */
@media (max-width: 1240px) {
  .main-nav {
    gap: 14px;
  }
  .nav-link {
    font-size: 0.86rem;
  }
  .brand-text h1 {
    font-size: 1.2rem;
  }
  .noc-status-pill {
    padding: 5px 10px;
    font-size: 0.72rem;
  }
}

@media (max-width: 1080px) {
  .main-nav {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .brand-logo img {
    height: 50px;
    width: 50px;
  }
}

@media (max-width: 992px) {
  .hero-grid, .noc-sim-grid, .infra-grid, .calc-grid, .contact-grid, .requirements-grid {
    grid-template-columns: 1fr;
  }
  .services-grid, .metrics-grid, .careers-benefits-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .checkbox-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .zone-grid {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  .hero-title {
    font-size: 2.3rem;
  }
}

@media (max-width: 640px) {
  .services-grid, .metrics-grid, .footer-grid, .form-row, .careers-benefits-grid, .checkbox-grid {
    grid-template-columns: 1fr;
  }
  .career-form-container {
    padding: 24px 16px;
  }
  .hero-title {
    font-size: 1.95rem;
  }
  .hero-cta-group {
    flex-direction: column;
  }
}

/* Floating WhatsApp Quick-Call Button */
.whatsapp-float {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: #25D366;
  color: #ffffff;
  padding: 12px 18px;
  border-radius: 50px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45), 0 0 0 1px rgba(255, 255, 255, 0.2);
  z-index: 1000;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background-color 0.2s ease;
  backdrop-filter: blur(4px);
}

.whatsapp-float:hover {
  transform: translateY(-3px) scale(1.02);
  background: #22bf5b;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.65), 0 0 0 2px rgba(255, 255, 255, 0.4);
  color: #ffffff;
}

.whatsapp-float-icon {
  font-size: 1.25rem;
  line-height: 1;
}

.whatsapp-float-text {
  letter-spacing: 0.01em;
  white-space: nowrap;
}

@media (max-width: 640px) {
  .whatsapp-float {
    bottom: 18px;
    right: 18px;
    padding: 10px 14px;
    font-size: 0.82rem;
  }
  .whatsapp-float-icon {
    font-size: 1.1rem;
  }
}