/* ==========================================================================
   VICTOR JOSEPH - HIGH-TECH CLOUD & SYSOPS DESIGN SYSTEM
   Enterprise Dark Mode & Automation Console
   ========================================================================== */

:root {
  /* Colors */
  --bg-deep-space: #070d18;
  --bg-surface: #0e1726;
  --bg-card: #142036;
  --bg-card-hover: #1c2c48;
  --bg-terminal: #090e17;

  --cyan-primary: #00f2fe;
  --cyan-glow: #38bdf8;
  --cyan-dark: #0284c7;
  --cyan-trans: rgba(0, 242, 254, 0.15);

  --green-uptime: #10b981;
  --green-glow: rgba(16, 185, 129, 0.2);

  --text-pure: #ffffff;
  --text-main: #e2e8f0;
  --text-muted: #94a3b8;
  --text-code: #38bdf8;

  --border-subtle: #1e293b;
  --border-cyan: rgba(0, 242, 254, 0.3);

  /* Fonts */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Fira Code', 'Courier New', monospace;
  --font-display: 'Space Grotesk', sans-serif;

  /* Transitions & Shadows */
  --trans-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --trans-smooth: 0.35s cubic-bezier(0.4, 0, 0.2, 1);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;

  --shadow-cyan: 0 0 25px rgba(0, 242, 254, 0.2);
  --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.4);
}

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

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

body.tech-theme {
  background-color: var(--bg-deep-space);
  color: var(--text-main);
  font-family: var(--font-sans);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

p {
  margin-bottom: 1rem;
}

p:last-child {
  margin-bottom: 0;
}

.text-center {
  text-align: center;
}

.cyan-gradient {
  background: linear-gradient(135deg, var(--cyan-primary) 0%, #60a5fa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section {
  padding: 6rem 0;
}

/* Google Material Symbols */
.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
  line-height: 1;
}

.icon-sm {
  font-size: 1.15rem !important;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  text-decoration: none;
  cursor: pointer;
  transition: all var(--trans-smooth);
  border: 1px solid transparent;
}

.btn-sm {
  padding: 0.55rem 1.2rem;
  font-size: 0.85rem;
}

.btn-cyan {
  background: linear-gradient(135deg, var(--cyan-primary) 0%, var(--cyan-dark) 100%);
  color: #070d18;
  font-weight: 700;
  box-shadow: var(--shadow-cyan);
}

.btn-cyan:hover {
  background: linear-gradient(135deg, #ffffff 0%, var(--cyan-primary) 100%);
  transform: translateY(-2px);
  box-shadow: 0 0 35px rgba(0, 242, 254, 0.4);
}

.btn-outline-cyan {
  background: transparent;
  border-color: var(--cyan-primary);
  color: var(--cyan-primary);
}

.btn-outline-cyan:hover {
  background: var(--cyan-trans);
  transform: translateY(-2px);
}

.btn-block {
  width: 100%;
}

/* Tags & Section Headers */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--cyan-primary);
  margin-bottom: 0.75rem;
}

.section-tag.light {
  color: var(--cyan-glow);
}

.section-title {
  font-size: clamp(2rem, 3.8vw, 3.2rem);
  margin-bottom: 1rem;
}

.section-desc {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 650px;
  margin: 0 auto 3.5rem;
}

/* ==========================================================================
   TELEMETRY BAR & TOP STRIP
   ========================================================================== */

.telemetry-bar {
  background-color: #050911;
  border-bottom: 1px solid var(--border-subtle);
  padding: 0.45rem 0;
  font-size: 0.8rem;
  color: var(--text-muted);
}

.telemetry-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.telemetry-item {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
}

.pulse-indicator {
  width: 8px;
  height: 8px;
  background-color: var(--green-uptime);
  border-radius: 50%;
  box-shadow: 0 0 10px var(--green-uptime);
  animation: pulseGreen 1.8s infinite;
}

@keyframes pulseGreen {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1.15); box-shadow: 0 0 0 8px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

.telemetry-link {
  color: var(--cyan-primary);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--trans-fast);
}

.telemetry-link:hover {
  color: #ffffff;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(7, 13, 24, 0.94);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: all var(--trans-smooth);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

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

.logo-mark {
  width: 44px;
  height: 44px;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
}

.logo-glyph {
  font-size: 1.6rem !important;
}

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

.logo-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  letter-spacing: 0.04em;
  color: var(--text-pure);
}

.logo-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.12em;
  color: var(--cyan-primary);
  font-weight: 600;
}

.desktop-nav .nav-list {
  display: flex;
  list-style: none;
  gap: 2rem;
}

.nav-link {
  text-decoration: none;
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color var(--trans-fast);
  position: relative;
  padding: 0.25rem 0;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: var(--cyan-primary);
  box-shadow: 0 0 8px var(--cyan-primary);
  transition: width var(--trans-smooth);
}

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

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

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

.mobile-toggle .close-icon {
  display: none;
}

.mobile-toggle.active .menu-icon {
  display: none;
}

.mobile-toggle.active .close-icon {
  display: inline-block;
}

.mobile-drawer {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background-color: var(--bg-surface);
  border-bottom: 1px solid var(--border-subtle);
  padding: 1.75rem 1.5rem;
  box-shadow: var(--shadow-card);
}

.mobile-drawer.open {
  display: block;
  animation: slideDown 0.3s ease forwards;
}

.mobile-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.mobile-nav-link {
  text-decoration: none;
  color: var(--text-pure);
  font-size: 1.05rem;
  font-weight: 600;
  display: block;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav-cta {
  margin-top: 1rem;
}

.mobile-drawer-footer {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
  font-size: 0.85rem;
  color: var(--text-muted);
}

.mobile-drawer-footer p {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

/* ==========================================================================
   HERO SECTION: COMMAND CENTER & INTERACTIVE TERMINAL
   ========================================================================== */

.hero-section {
  position: relative;
  padding: 5rem 0 6rem;
  background: radial-gradient(circle at 80% 20%, rgba(0, 242, 254, 0.12) 0%, transparent 50%),
              radial-gradient(circle at 10% 80%, rgba(16, 185, 129, 0.08) 0%, transparent 40%),
              var(--bg-deep-space);
  overflow: hidden;
}

.hero-grid-pattern {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(30, 41, 59, 0.15) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(30, 41, 59, 0.15) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.45rem 1.15rem;
  background: var(--cyan-trans);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-full);
  color: var(--cyan-primary);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  margin-bottom: 1.5rem;
}

.status-dot {
  width: 7px;
  height: 7px;
  background-color: var(--cyan-primary);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--cyan-primary);
}

.hero-headline {
  font-size: clamp(2.3rem, 4.2vw, 3.8rem);
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-summary {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-bottom: 2rem;
  max-width: 580px;
}

.hero-summary strong {
  color: var(--text-pure);
}

.hero-cta-cluster {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 3rem;
}

.metrics-dashboard {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
}

.metric-card {
  background: rgba(14, 23, 38, 0.6);
  padding: 1.25rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
}

.metric-value {
  font-family: var(--font-mono);
  font-size: 2rem;
  font-weight: 700;
  color: var(--cyan-primary);
  display: block;
  line-height: 1;
  margin-bottom: 0.35rem;
}

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

/* Terminal Component */
.terminal-window {
  background-color: var(--bg-terminal);
  border: 1px solid var(--border-cyan);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-cyan), var(--shadow-card);
  overflow: hidden;
  font-family: var(--font-mono);
}

.terminal-header {
  background-color: #0b131f;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border-subtle);
}

.terminal-dots {
  display: flex;
  gap: 0.4rem;
}

.dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
}

.dot.red { background-color: #ef4444; }
.dot.yellow { background-color: #f59e0b; }
.dot.green { background-color: #10b981; }

.terminal-title {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.terminal-badge {
  font-size: 0.65rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  background-color: var(--green-uptime);
  color: #050911;
  border-radius: var(--radius-full);
}

.terminal-body {
  padding: 1.5rem;
  min-height: 280px;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.85rem;
  line-height: 1.6;
}

.t-line {
  word-break: break-all;
}

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

.t-cmd {
  color: #ffffff;
}

.t-cyan {
  color: var(--cyan-primary);
}

.t-green {
  color: var(--green-uptime);
}

.cursor-blink {
  animation: blink 1s infinite;
  color: var(--cyan-primary);
  font-weight: 700;
}

@keyframes blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0; }
}

.terminal-footer {
  background-color: #0b131f;
  padding: 0.65rem 1.25rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.terminal-footer span {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

/* ==========================================================================
   TECHNICAL ARSENAL & COMPETENCIES
   ========================================================================== */

.stack-section {
  background-color: var(--bg-surface);
}

.competency-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.75rem;
}

.comp-card {
  background: var(--bg-card);
  padding: 2.25rem 1.75rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  transition: all var(--trans-smooth);
}

.comp-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--cyan-primary);
  transform: translateY(-5px);
  box-shadow: 0 10px 25px rgba(0, 242, 254, 0.15);
}

.comp-icon-box {
  width: 52px;
  height: 52px;
  background-color: var(--cyan-trans);
  color: var(--cyan-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.comp-title {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.comp-desc {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tag-cloud span {
  background: rgba(0, 242, 254, 0.08);
  border: 1px solid rgba(0, 242, 254, 0.2);
  color: var(--cyan-glow);
  font-family: var(--font-mono);
  font-size: 0.725rem;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-sm);
}

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */

.projects-container {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.project-box {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  transition: all var(--trans-smooth);
}

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

.project-header {
  background: var(--bg-surface);
  padding: 2rem 2.5rem;
  border-bottom: 1px solid var(--border-subtle);
}

.proj-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--cyan-primary);
  margin-bottom: 0.5rem;
}

.project-heading {
  font-size: 1.6rem;
  margin-bottom: 0.25rem;
}

.project-org {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.project-body {
  padding: 2.5rem;
}

.proj-narrative {
  font-size: 1.05rem;
  color: var(--text-main);
  line-height: 1.7;
  margin-bottom: 2rem;
}

.proj-impact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  background-color: var(--bg-deep-space);
  padding: 1.75rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  margin-bottom: 2rem;
}

.impact-stat {
  display: flex;
  flex-direction: column;
}

.stat-fig {
  font-family: var(--font-mono);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--green-uptime);
  margin-bottom: 0.25rem;
}

.stat-desc {
  font-size: 0.825rem;
  color: var(--text-muted);
}

.tech-stack-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.65rem;
  font-size: 0.85rem;
}

.tech-label {
  color: var(--text-muted);
  font-weight: 600;
}

.tech-pill {
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  color: #ffffff;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.78rem;
}

/* ==========================================================================
   TIMELINE / ENTERPRISE EXPERIENCE
   ========================================================================== */

.experience-section {
  background-color: var(--bg-surface);
}

.timeline-wrapper {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 2rem;
}

.timeline-wrapper::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 28px;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan-primary) 0%, var(--border-subtle) 100%);
}

.timeline-item {
  position: relative;
  display: flex;
  gap: 2rem;
  margin-bottom: 3rem;
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background-color: var(--bg-card);
  border: 2px solid var(--cyan-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--cyan-primary);
  flex-shrink: 0;
  z-index: 2;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.25);
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 2.25rem;
  flex-grow: 1;
  transition: all var(--trans-smooth);
}

.timeline-card:hover {
  border-color: var(--border-cyan);
  transform: translateX(4px);
}

.role-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.75rem;
}

.role-tenure {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  color: var(--cyan-primary);
}

.role-badge {
  font-size: 0.75rem;
  font-weight: 700;
  background: rgba(56, 189, 248, 0.15);
  color: var(--cyan-glow);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.role-title {
  font-size: 1.35rem;
  margin-bottom: 0.25rem;
}

.company-name {
  font-size: 1rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-bottom: 1.25rem;
}

.role-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.role-bullets li {
  position: relative;
  padding-left: 1.25rem;
  font-size: 0.925rem;
  color: var(--text-main);
  line-height: 1.6;
}

.role-bullets li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--cyan-primary);
}

/* ==========================================================================
   RESEARCH & CERTIFICATIONS
   ========================================================================== */

.research-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
}

.research-card {
  background: var(--bg-card);
  padding: 2.75rem 2.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
}

.card-top-icon {
  width: 50px;
  height: 50px;
  background-color: var(--cyan-trans);
  color: var(--cyan-primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
}

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

.pub-title {
  font-size: 1.45rem;
  margin-bottom: 0.5rem;
}

.pub-authors {
  font-size: 0.925rem;
  color: var(--cyan-primary);
  margin-bottom: 0.25rem;
}

.pub-journal {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.pub-desc {
  font-size: 0.925rem;
  color: var(--text-main);
  line-height: 1.65;
  margin-bottom: 1.75rem;
  flex-grow: 1;
}

.pub-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.8rem;
  background-color: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.4rem 0.85rem;
  border-radius: var(--radius-full);
  color: #ffffff;
}

.cert-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 1rem;
}

.cert-list li {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.cert-check {
  color: var(--cyan-primary);
  font-size: 1.4rem;
  flex-shrink: 0;
  margin-top: 0.15rem;
}

.cert-list strong {
  display: block;
  font-size: 1rem;
  color: #ffffff;
  margin-bottom: 0.15rem;
}

.cert-list p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   CONTACT SECTION
   ========================================================================== */

.contact-section {
  background: radial-gradient(circle at 10% 10%, rgba(0, 242, 254, 0.15) 0%, transparent 60%),
              var(--bg-deep-space);
}

.contact-box-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.25fr;
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-subtle);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.contact-sidebar {
  background: #091220;
  padding: 3.5rem 3rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  border-right: 1px solid var(--border-subtle);
}

.contact-head {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.contact-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 2.5rem;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.detail-row {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
}

.detail-row .material-symbols-outlined {
  color: var(--cyan-primary);
  font-size: 1.4rem;
  flex-shrink: 0;
}

.detail-row strong {
  display: block;
  font-size: 0.95rem;
  color: #ffffff;
  margin-bottom: 0.15rem;
}

.detail-row p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.contact-form-side {
  padding: 3.5rem 3rem;
}

.form-title {
  font-size: 1.5rem;
  margin-bottom: 1.75rem;
}

.tech-inquiry-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-cols {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.form-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-item label {
  font-size: 0.85rem;
  font-weight: 600;
  color: #ffffff;
}

.req {
  color: var(--cyan-primary);
}

.field-wrap {
  position: relative;
  display: flex;
  align-items: center;
}

.field-wrap .material-symbols-outlined {
  position: absolute;
  left: 1rem;
  color: var(--text-muted);
  font-size: 1.25rem;
  pointer-events: none;
}

.field-wrap.textarea-wrap .material-symbols-outlined {
  top: 1rem;
}

.field-wrap input,
.field-wrap select,
.field-wrap textarea {
  width: 100%;
  padding: 0.85rem 1rem 0.85rem 2.85rem;
  background-color: var(--bg-deep-space);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: var(--font-sans);
  font-size: 0.925rem;
  outline: none;
  transition: all var(--trans-fast);
}

.field-wrap input:focus,
.field-wrap select:focus,
.field-wrap textarea:focus {
  border-color: var(--cyan-primary);
  box-shadow: 0 0 0 3px rgba(0, 242, 254, 0.15);
}

.field-wrap textarea {
  resize: vertical;
}

.err-hint {
  display: none;
  font-size: 0.78rem;
  color: #ef4444;
  margin-top: 0.2rem;
}

.form-item.has-error .err-hint {
  display: block;
}

.form-item.has-error input,
.form-item.has-error select {
  border-color: #ef4444;
}

.security-stamp {
  font-size: 0.78rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.5rem;
}

/* ==========================================================================
   TOAST POPUP
   ========================================================================== */

.sys-toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--bg-card);
  color: #ffffff;
  border: 1px solid var(--cyan-primary);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  box-shadow: var(--shadow-cyan), var(--shadow-card);
  z-index: 1000;
  transform: translateY(120%);
  opacity: 0;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  max-width: 420px;
}

.sys-toast.show {
  transform: translateY(0);
  opacity: 1;
}

.sys-toast .toast-icon {
  font-size: 2rem;
  color: var(--green-uptime);
}

.toast-content h5 {
  font-size: 1rem;
  margin-bottom: 0.15rem;
}

.toast-content p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer {
  background-color: #050911;
  padding: 5rem 0 2rem;
  border-top: 1px solid var(--border-subtle);
}

.footer-layout {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 3.5rem;
  margin-bottom: 3.5rem;
}

.footer-desc {
  font-size: 0.925rem;
  color: var(--text-muted);
  margin-top: 1rem;
  line-height: 1.7;
}

.footer-badges {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
  flex-wrap: wrap;
}

.f-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--cyan-glow);
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
}

.footer-links-col h4 {
  font-size: 1.1rem;
  margin-bottom: 1.25rem;
  color: #ffffff;
}

.footer-links-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.footer-links-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--trans-fast);
}

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

.footer-links-col p {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 0.65rem;
}

.footer-links-col strong {
  color: #ffffff;
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.footer-terms a {
  color: var(--text-muted);
  text-decoration: none;
}

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

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

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

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

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

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

@media (max-width: 768px) {
  .hide-mobile {
    display: none !important;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-toggle {
    display: block;
  }

  .hero-section {
    padding: 3.5rem 0 4rem;
  }

  .hero-headline {
    font-size: 2.25rem;
  }

  .metrics-dashboard {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

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

  .proj-impact-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .timeline-wrapper {
    padding-left: 0.5rem;
  }

  .timeline-wrapper::before {
    left: 20px;
  }

  .timeline-marker {
    width: 44px;
    height: 44px;
  }

  .timeline-card {
    padding: 1.5rem;
  }

  .form-cols {
    grid-template-columns: 1fr;
  }

  .contact-sidebar, .contact-form-side {
    padding: 2.25rem 1.5rem;
  }

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

  .sys-toast {
    left: 1rem;
    right: 1rem;
    bottom: 1rem;
    max-width: none;
  }
}