/* =============================================
   Prahar Defence Tech
   File: assets/css/main.css
   Version: v1.0.0
   Description: Unified stylesheet for all pages
   ============================================= */

:root {
  --bg-primary: #0B1220;
  --bg-secondary: #111827;
  --bg-panel: #1A2332;
  --accent-turquoise: #14B8A6;
  --accent-turquoise-dim: #0D9488;
  --accent-gold: #D4A017;
  --accent-gold-dim: #B08A0E;
  --text-primary: #F2E3B9; /* 30% Gold Tint */
  --text-secondary: #9CA3AF;
  --text-muted: #6B7280;
  --border-subtle: #1F2937;
  --border-strong: #374151;
  --danger: #EF4444;
  --success: #10B981;

  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'IBM Plex Sans', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', 'Courier New', monospace;

  --max-width: 1200px;
  --content-width: 900px;
  --gutter: 1.5rem;
  --radius-sm: 4px;
  --radius-md: 6px;
  --shadow-strong: 0 10px 40px -10px rgba(20, 184, 166, 0.25);

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-med: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 600ms cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.65;
  font-weight: 400;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

main {
  flex: 1;
}

a {
  color: var(--accent-turquoise);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-gold);
}

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

::selection {
  background-color: var(--accent-turquoise);
  color: var(--bg-primary);
}

/* =============================================
   Typography
   ============================================= */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--text-primary);
  letter-spacing: -0.015em;
}

h1 { font-size: clamp(2.25rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.625rem); }
h4 { font-size: 1.125rem; }

.display-xl {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.035em;
}

.eyebrow {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  color: var(--accent-turquoise);
  margin-bottom: 1rem;
}

.lead {
  font-size: 1.125rem;
  color: var(--text-secondary);
  max-width: 60ch;
  line-height: 1.7;
}

.mono {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
}

/* =============================================
   Layout Containers
   ============================================= */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.container-narrow {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
}

.section-tight {
  padding: clamp(2.5rem, 5vw, 4rem) 0;
}

/* =============================================
   Navigation
   ============================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 18, 32, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 1.1rem var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--text-primary);
}

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

.nav-brand-mark {
  width: 26px;
  height: 32px;
  color: var(--accent-turquoise);
}

.nav-brand-text {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  letter-spacing: 0.01em;
}

.nav-brand-sub {
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--accent-turquoise);
  margin-top: 2px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  color: var(--text-secondary);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.02em;
  position: relative;
  padding: 0.25rem 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -2px;
  width: 0;
  height: 1px;
  background-color: var(--accent-turquoise);
  transition: width var(--transition-med);
}

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

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

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  cursor: pointer;
  padding: 0.5rem;
}

/* =============================================
   Hero Section
   ============================================= */
.hero {
  position: relative;
  padding: clamp(5rem, 12vw, 10rem) 0 clamp(4rem, 8vw, 7rem);
  overflow: hidden;
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(20, 184, 166, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(20, 184, 166, 0.045) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 75%);
  pointer-events: none;
}

.hero-glow {
  position: absolute;
  top: -10%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 400px;
  background: radial-gradient(ellipse, rgba(20, 184, 166, 0.12) 0%, transparent 70%);
  pointer-events: none;
  filter: blur(40px);
}

.hero-content {
  position: relative;
  text-align: left;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 4rem;
  align-items: center;
  max-width: var(--max-width);
  margin: 0 auto;
}

.hero-text {
  position: relative;
  z-index: 2;
}

.hero-image {
  position: relative;
  z-index: 1;
  animation: fadeInRight 1.2s 0.4s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.hero-image img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-strong);
  border: 1px solid var(--border-subtle);
  filter: drop-shadow(0 0 20px rgba(20, 184, 166, 0.15));
}

@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 3rem;
  }
  .hero-text {
    max-width: 800px;
    margin: 0 auto;
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.3);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-turquoise);
  margin-bottom: 2rem;
  animation: fadeInUp 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent-turquoise);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent-turquoise);
  animation: pulse 2s ease-in-out infinite;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6.5vw, 5rem);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
  animation: fadeInUp 0.9s 0.1s cubic-bezier(0.4, 0, 0.2, 1) both;
}

.hero-title .accent {
  color: var(--accent-turquoise);
  font-style: italic;
}

.hero-subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  color: var(--text-secondary);
  max-width: 42rem;
  margin: 0 0 2.5rem;
  line-height: 1.7;
  animation: fadeInUp 1s 0.2s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@media (max-width: 992px) {
  .hero-subtitle {
    margin: 0 auto 2.5rem;
  }
}

.hero-ctas {
  display: flex;
  gap: 1rem;
  justify-content: flex-start;
  flex-wrap: wrap;
  animation: fadeInUp 1.1s 0.3s cubic-bezier(0.4, 0, 0.2, 1) both;
}

@media (max-width: 992px) {
  .hero-ctas {
    justify-content: center;
  }
}

/* =============================================
   Buttons
   ============================================= */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 500;
  letter-spacing: 0.01em;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-med);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent-turquoise);
  color: var(--bg-primary);
  border-color: var(--accent-turquoise);
}

.btn-primary:hover {
  background: var(--accent-gold);
  border-color: var(--accent-gold);
  color: var(--bg-primary);
  transform: translateY(-1px);
  box-shadow: 0 8px 24px -8px rgba(20, 184, 166, 0.5);
}

.btn-secondary {
  background: transparent;
  color: var(--text-primary);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  border-color: var(--accent-turquoise);
  color: var(--accent-turquoise);
  transform: translateY(-1px);
}

.btn-ghost {
  background: transparent;
  color: var(--accent-turquoise);
  padding: 0.5rem 0;
  border: none;
}

.btn-ghost:hover {
  color: var(--accent-gold);
}

.btn-arrow {
  transition: transform var(--transition-fast);
}

.btn:hover .btn-arrow {
  transform: translateX(4px);
}

/* =============================================
   Section Headers
   ============================================= */
.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 4rem;
}

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

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  line-height: 1.7;
}

/* =============================================
   Grid Layouts
   ============================================= */
.grid {
  display: grid;
  gap: 1.5rem;
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

/* =============================================
   Cards
   ============================================= */
.card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all var(--transition-med);
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-turquoise), transparent);
  transform: translateX(-100%);
  transition: transform var(--transition-slow);
}

.card:hover {
  border-color: var(--border-strong);
  transform: translateY(-2px);
}

.card:hover::before {
  transform: translateX(100%);
}

.card-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-turquoise);
  letter-spacing: 0.15em;
  margin-bottom: 1rem;
}

.card h3 {
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
}

.card-icon {
  width: 48px;
  height: 48px;
  color: var(--accent-turquoise);
  margin-bottom: 1.25rem;
}

.card p {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
}

/* =============================================
   Founder Cards
   ============================================= */
.founder-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: all var(--transition-med);
  position: relative;
  overflow: hidden;
}

.founder-card:hover {
  border-color: var(--accent-turquoise);
  transform: translateY(-2px);
}

.founder-avatar {
  width: 88px;
  height: 88px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--bg-secondary), var(--border-subtle));
  border: 2px solid var(--accent-turquoise);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: var(--accent-turquoise);
  margin-bottom: 1.25rem;
}

.founder-name {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.founder-role {
  font-size: 0.875rem;
  color: var(--accent-turquoise);
  margin-bottom: 1.5rem;
  font-weight: 500;
}

.founder-bio {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.founder-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--border-subtle);
}

.founder-tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 0.25rem 0.625rem;
  background: rgba(20, 184, 166, 0.08);
  border: 1px solid rgba(20, 184, 166, 0.25);
  border-radius: 999px;
  color: var(--accent-turquoise);
  letter-spacing: 0.03em;
}

/* =============================================
   Capability Pillars (Home)
   ============================================= */
.pillar {
  padding: 2rem;
  border-left: 2px solid var(--accent-turquoise);
  background: var(--bg-panel);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  transition: all var(--transition-med);
}

.pillar:hover {
  background: var(--bg-secondary);
  border-left-color: var(--accent-gold);
}

.pillar-number {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-turquoise);
  letter-spacing: 0.2em;
}

.pillar h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  margin: 0.5rem 0 1rem;
}

.pillar p {
  color: var(--text-secondary);
  line-height: 1.7;
}

/* =============================================
   Product Page
   ============================================= */
.product-block {
  padding: 4rem 0;
  border-top: 1px solid var(--border-subtle);
}

.product-block:first-of-type {
  border-top: none;
}

.product-layout {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: 2.5rem;
  align-items: start;
}

.product-visual {
  width: 100%;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-subtle);
  background: var(--bg-panel);
}

.product-visual img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform var(--transition-slow);
}

.product-block:hover .product-visual img {
  transform: scale(1.05);
}

@media (max-width: 1100px) {
  .product-layout {
    grid-template-columns: 1fr 1fr;
  }
  .product-visual {
    grid-column: span 2;
    order: -1;
  }
}

@media (max-width: 768px) {
  .product-layout {
    grid-template-columns: 1fr;
  }
  .product-visual {
    grid-column: span 1;
  }
}

.product-info .eyebrow {
  color: var(--accent-gold);
}

.product-specs {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2rem;
}

.spec-row {
  display: flex;
  justify-content: space-between;
  padding: 0.9rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.spec-row:last-child { border-bottom: none; }

.spec-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.spec-value {
  font-size: 0.9375rem;
  color: var(--text-primary);
  font-weight: 500;
  text-align: right;
}

/* =============================================
   Architecture Stack (Products page)
   ============================================= */
.arch-stack {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  max-width: 540px;
  margin: 0 auto;
}

.arch-layer {
  padding: 1.25rem 1.5rem;
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  border-left: 3px solid var(--accent-turquoise);
  transition: all var(--transition-med);
}

.arch-layer:hover {
  border-left-color: var(--accent-gold);
  background: var(--bg-secondary);
  transform: translateX(4px);
}

.arch-layer.highlighted {
  border-left-color: var(--accent-gold);
  background: rgba(212, 160, 23, 0.05);
}

.arch-layer-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-turquoise);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 0.25rem;
}

.arch-layer.highlighted .arch-layer-title {
  color: var(--accent-gold);
}

.arch-layer-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* =============================================
   Timeline (News page + Careers)
   ============================================= */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 1px;
  background: var(--border-subtle);
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -2.35rem;
  top: 0.5rem;
  width: 10px;
  height: 10px;
  background: var(--accent-turquoise);
  border-radius: 50%;
  box-shadow: 0 0 0 4px var(--bg-primary);
}

.timeline-date {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-turquoise);
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.timeline-title {
  font-size: 1.125rem;
  font-family: var(--font-display);
  margin-bottom: 0.5rem;
}

.timeline-body {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.7;
}

/* =============================================
   Role Card (Careers)
   ============================================= */
.role-card {
  background: var(--bg-panel);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  transition: all var(--transition-med);
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 1.5rem;
  align-items: center;
}

.role-card:hover {
  border-color: var(--accent-turquoise);
}

.role-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.role-meta {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.role-meta-item {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

.role-desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
}

.role-status {
  padding: 0.3rem 0.8rem;
  background: rgba(212, 160, 23, 0.1);
  border: 1px solid rgba(212, 160, 23, 0.3);
  color: var(--accent-gold);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 999px;
  white-space: nowrap;
}

/* =============================================
   Contact Page
   ============================================= */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-info {
  padding: 2rem 0;
}

.contact-row {
  display: flex;
  gap: 1rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.contact-row:last-child { border-bottom: none; }

.contact-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  min-width: 100px;
}

.contact-value {
  color: var(--text-primary);
  font-size: 0.9375rem;
}

.contact-value a {
  color: var(--accent-turquoise);
}

/* =============================================
   CTA Section
   ============================================= */
.cta-section {
  text-align: center;
  padding: 5rem 0;
  background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
}

.cta-section h2 {
  margin-bottom: 1rem;
}

.cta-section p {
  color: var(--text-secondary);
  font-size: 1.0625rem;
  max-width: 560px;
  margin: 0 auto 2rem;
}

/* =============================================
   Footer
   ============================================= */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-subtle);
  padding: 3rem 0 2rem;
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--gutter);
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
}

.footer-brand-block .nav-brand-text {
  font-size: 1.15rem;
}

.footer-tagline {
  color: var(--text-secondary);
  font-size: 0.875rem;
  margin-top: 0.75rem;
  line-height: 1.6;
  max-width: 320px;
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-turquoise);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 0.5rem;
}

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

.footer-col a:hover {
  color: var(--accent-turquoise);
}

.footer-bottom {
  max-width: var(--max-width);
  margin: 2.5rem auto 0;
  padding: 1.5rem var(--gutter) 0;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* =============================================
   Animations
   ============================================= */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.3); }
}

@keyframes scanline {
  0%, 100% { transform: translateY(-100%); opacity: 0; }
  50% { opacity: 1; }
  100% { transform: translateY(100%); opacity: 0; }
}

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 900px) {
  .product-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

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

@media (max-width: 720px) {
  .nav-toggle {
    display: block;
  }

  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-subtle);
    padding: 1rem var(--gutter);
    gap: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height var(--transition-med);
  }

  .nav-links.open {
    max-height: 400px;
  }

  .nav-link {
    padding: 0.9rem 0;
    border-bottom: 1px solid var(--border-subtle);
  }

  .nav-link:last-child { border-bottom: none; }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
    max-width: 320px;
    margin: 0 auto;
  }

  .role-card {
    grid-template-columns: 1fr;
  }

  .role-status {
    justify-self: start;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* =============================================
   Animations
   ============================================= */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInRight {
  from { opacity: 0; transform: translateX(30px); }
  to { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
  0% { transform: scale(1); opacity: 1; }
  50% { transform: scale(1.5); opacity: 0.5; }
  100% { transform: scale(1); opacity: 1; }
}