/* ==============================================================================
 * ROBOTICS & AI ENGINEER PORTFOLIO - DESIGN SYSTEM & STYLES
 * High-Tech, Clean, Responsive, Futuristic Dark Aesthetic
 * ============================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* --- CSS Custom Properties (Theme Tokens) --- */
:root {
  /* Colors */
  --bg-primary: #0B0F19;
  --bg-secondary: #0F172A;
  --bg-card: rgba(17, 24, 39, 0.75);
  --bg-card-hover: rgba(22, 32, 50, 0.9);
  --bg-surface: #111827;
  --bg-surface-elevated: #162032;
  --bg-glass: rgba(15, 23, 42, 0.65);

  /* Borders & Dividers */
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-light: rgba(255, 255, 255, 0.14);
  --border-accent: rgba(0, 240, 255, 0.25);
  --border-accent-strong: rgba(0, 240, 255, 0.6);

  /* Accents */
  --accent-cyan: #00F0FF;
  --accent-cyan-glow: rgba(0, 240, 255, 0.25);
  --accent-cyan-subtle: rgba(0, 240, 255, 0.08);
  --accent-blue: #3B82F6;
  --accent-blue-glow: rgba(59, 130, 246, 0.25);
  --accent-purple: #8B5CF6;
  --accent-purple-glow: rgba(139, 92, 246, 0.25);
  --accent-emerald: #10B981;
  --accent-emerald-glow: rgba(16, 185, 129, 0.3);
  --accent-amber: #F59E0B;

  /* Typography */
  --font-heading: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;

  /* Text Colors */
  --text-primary: #F8FAFC;
  --text-secondary: #94A3B8;
  --text-muted: #64748B;
  --text-accent: #00F0FF;

  /* Shadows & Glows */
  --glow-cyan-sm: 0 0 15px rgba(0, 240, 255, 0.2);
  --glow-cyan-md: 0 0 25px rgba(0, 240, 255, 0.3);
  --glow-cyan-lg: 0 0 45px rgba(0, 240, 255, 0.4);
  --shadow-card: 0 8px 30px rgba(0, 0, 0, 0.45);
  --shadow-elevated: 0 15px 40px rgba(0, 0, 0, 0.6);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 400ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Layout */
  --container-max: 1200px;
  --header-height: 72px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
}

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

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

body {
  font-family: var(--font-body);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Futuristic background grid */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    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: 48px 48px;
  pointer-events: none;
  z-index: 0;
}

/* Ambient radial glow highlights */
body::after {
  content: '';
  position: fixed;
  top: -20%;
  left: 30%;
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.06) 0%, rgba(59, 130, 246, 0.03) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  filter: blur(60px);
}

/* Background Interactive Canvas */
#neuro-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
  opacity: 0.85;
}

/* Typography Helpers */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

p {
  color: var(--text-secondary);
  font-size: 1rem;
}

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

a:hover {
  color: #fff;
}

.mono {
  font-family: var(--font-mono);
}

/* Layout Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
  position: relative;
  z-index: 2;
}

/* Section Common Styling */
section {
  padding: 6rem 0;
  position: relative;
  z-index: 2;
}

.section-header {
  margin-bottom: 3.5rem;
  text-align: center;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-cyan);
  background: var(--accent-cyan-subtle);
  border: 1px solid var(--border-accent);
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.section-tag::before {
  content: '//';
  opacity: 0.7;
}

.section-title {
  font-size: clamp(2rem, 3.5vw, 2.75rem);
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 50%, #94A3B8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-subtitle {
  max-width: 650px;
  margin: 0 auto;
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* ==============================================================================
 * HEADER & NAVIGATION
 * ============================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background: rgba(11, 15, 25, 0.85);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-subtle);
  z-index: 100;
  transition: background var(--transition-normal), border var(--transition-normal);
}

.site-header.scrolled {
  background: rgba(11, 15, 25, 0.95);
  border-bottom: 1px solid var(--border-light);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--text-primary);
  text-decoration: none;
}

.logo-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, rgba(0, 240, 255, 0.15), rgba(59, 130, 246, 0.15));
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.95rem;
  box-shadow: var(--glow-cyan-sm);
}

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

.logo-name {
  font-size: 1rem;
  letter-spacing: -0.01em;
}

.logo-title {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 0.05em;
}

/* Status Indicator Beacon */
.status-beacon {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.25);
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-emerald);
}

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

.beacon-dot::after {
  content: '';
  position: absolute;
  top: -3px;
  left: -3px;
  right: -3px;
  bottom: -3px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.4);
  animation: beacon-pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes beacon-pulse {
  0% { transform: scale(1); opacity: 0.8; }
  50% { transform: scale(2.2); opacity: 0; }
  100% { transform: scale(1); opacity: 0; }
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
}

.nav-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color var(--transition-fast);
  position: relative;
  padding: 0.25rem 0;
}

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

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  border-radius: 2px;
}

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

.btn-nav {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border-light);
  color: var(--text-primary);
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

/* ==============================================================================
 * BUTTONS & CTA STYLES
 * ============================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.75rem 1.6rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-normal);
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, #00F0FF 0%, #0088FF 100%);
  color: #070B14;
  box-shadow: var(--glow-cyan-sm);
  font-weight: 700;
}

.btn-primary:hover {
  color: #000;
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-md);
}

.btn-secondary {
  background: rgba(17, 24, 39, 0.85);
  border: 1px solid var(--border-accent);
  color: var(--text-primary);
  backdrop-filter: blur(8px);
}

.btn-secondary:hover {
  background: rgba(0, 240, 255, 0.1);
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-sm);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-subtle);
}

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

.btn-icon {
  width: 18px;
  height: 18px;
  transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
  transform: translateX(3px);
}

/* ==============================================================================
 * HERO SECTION
 * ============================================================================== */
#hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--header-height) + 3rem);
  padding-bottom: 5rem;
  position: relative;
}

.hero-container {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
}

.hero-content {
  max-width: 860px;
  margin: 0 auto;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-badge-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.hero-pill {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  padding: 0.35rem 0.9rem;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  border-radius: var(--radius-full);
}

.hero-title {
  font-size: clamp(2.75rem, 5.5vw, 4.25rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.25rem;
  letter-spacing: -0.03em;
  text-align: center;
}

.hero-title .name-highlight {
  background: linear-gradient(135deg, #FFFFFF 0%, #00F0FF 80%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  position: relative;
  display: inline-block;
}

.hero-role {
  font-family: var(--font-heading);
  font-size: clamp(1.25rem, 2.2vw, 1.75rem);
  color: var(--text-secondary);
  font-weight: 500;
  margin-bottom: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.hero-role-accent {
  color: var(--accent-cyan);
  font-weight: 600;
}

.hero-description {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 2.25rem;
  max-width: 720px;
  text-align: center;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  flex-wrap: wrap;
  margin-bottom: 2rem;
}

/* Hero Socials - Strict Dimensions that Never Distort on Resize */
.hero-socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.85rem;
  flex-wrap: wrap;
  width: auto;
  max-width: 100%;
}

.social-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  max-width: 44px;
  min-height: 44px;
  max-height: 44px;
  flex: 0 0 44px;
  border-radius: var(--radius-sm);
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  box-sizing: border-box;
  padding: 0;
}

.social-btn:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-sm);
}

.social-btn svg {
  width: 20px !important;
  height: 20px !important;
  min-width: 20px !important;
  min-height: 20px !important;
  max-width: 20px !important;
  max-height: 20px !important;
  flex-shrink: 0;
  fill: currentColor;
}

/* ==============================================================================
 * ABOUT SECTION
 * ============================================================================== */
.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.about-card::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(0, 240, 255, 0.05) 0%, transparent 70%);
  pointer-events: none;
}

.about-bio {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

.about-pillars {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 2rem;
}

.pillar-item {
  background: rgba(11, 15, 25, 0.5);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: all var(--transition-fast);
}

.pillar-item:hover {
  border-color: var(--border-accent);
  transform: translateY(-2px);
}

.pillar-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
}

.pillar-title {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.pillar-desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

/* ==============================================================================
 * SKILL MATRIX SECTION
 * ============================================================================== */
.skill-filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.skill-tab-btn {
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-full);
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.skill-tab-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.skill-tab-btn.active {
  background: var(--accent-cyan);
  color: #070B14;
  border-color: var(--accent-cyan);
  box-shadow: var(--glow-cyan-sm);
}

/* Skill Categories Container */
.skills-container {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.skill-category-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(12px);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.skill-category-card:hover {
  border-color: var(--border-accent);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transform: translateY(-2px);
}

.skill-category-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.skill-cat-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.skill-cat-title {
  font-size: 1.35rem;
}

.skill-cat-desc {
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.skill-items-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

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

.skill-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.skill-name {
  font-size: 0.925rem;
  font-weight: 500;
  color: var(--text-primary);
}

.skill-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.08);
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(0, 240, 255, 0.2);
}

/* Proficiency meter track */
.skill-bar-track {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-full);
  overflow: hidden;
  position: relative;
}

.skill-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, #0088FF, #00F0FF);
  border-radius: var(--radius-full);
  transition: width 1s cubic-bezier(0.16, 1, 0.3, 1);
  position: relative;
}

.skill-bar-fill::after {
  content: '';
  position: absolute;
  top: 0;
  right: 0;
  width: 4px;
  height: 100%;
  background: #FFFFFF;
  box-shadow: 0 0 6px #FFFFFF;
}

/* ==============================================================================
 * PROJECTS SECTION
 * ============================================================================== */
.project-filters {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
  flex-wrap: wrap;
}

.proj-filter-btn {
  font-family: var(--font-heading);
  font-size: 0.875rem;
  font-weight: 600;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-full);
  background: rgba(17, 24, 39, 0.6);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.proj-filter-btn:hover {
  color: var(--text-primary);
  border-color: var(--border-light);
}

.proj-filter-btn.active {
  background: var(--accent-cyan);
  color: #070B14;
  border-color: var(--accent-cyan);
  box-shadow: var(--glow-cyan-sm);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

/* Project Card */
.project-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: all var(--transition-normal);
  backdrop-filter: blur(12px);
  position: relative;
}

.project-card:hover {
  border-color: var(--border-accent);
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5), 0 0 20px rgba(0, 240, 255, 0.1);
}

/* Blueprint / Visual Header */
.project-media-wrap {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, #09101E 0%, #111C2E 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-bottom: 1px solid var(--border-subtle);
}

/* Dynamic grid pattern background in project media */
.project-media-wrap::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(0, 240, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 240, 255, 0.08) 1px, transparent 1px);
  background-size: 24px 24px;
}

.project-blueprint-badge {
  position: relative;
  z-index: 2;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 0.5rem 1.25rem;
  background: rgba(11, 15, 25, 0.85);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  color: var(--accent-cyan);
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.2);
}

.project-media-img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  z-index: 1;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), filter 0.3s ease;
}

.project-card:hover .project-media-img {
  transform: scale(1.06);
  filter: brightness(1.1);
}

.project-media-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, rgba(7, 11, 20, 0.15) 0%, rgba(7, 11, 20, 0.85) 100%);
  z-index: 2;
  pointer-events: none;
}

.project-play-icon {
  position: absolute;
  z-index: 3;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(11, 15, 25, 0.75);
  border: 1px solid var(--accent-cyan);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.35);
  backdrop-filter: blur(4px);
  pointer-events: none;
}

.project-category-tag {
  position: absolute;
  top: 1rem;
  right: 1rem;
  z-index: 3;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-sm);
  background: rgba(11, 15, 25, 0.85);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}

.project-card-body {
  padding: 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.project-card-title {
  font-size: 1.25rem;
  margin-bottom: 0.6rem;
  color: var(--text-primary);
  line-height: 1.35;
}

.project-card-tagline {
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  line-height: 1.5;
  flex: 1;
}

/* Tech Badges */
.project-tech-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 1.5rem;
}

.tech-badge {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  padding: 0.2rem 0.55rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.tech-badge:hover {
  background: rgba(0, 240, 255, 0.1);
  color: var(--accent-cyan);
  border-color: var(--border-accent);
}

/* Card Actions */
.project-card-actions {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  border-top: 1px solid var(--border-subtle);
}

.btn-project-detail {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--accent-cyan);
  background: none;
  border: none;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0;
  transition: gap var(--transition-fast);
}

.btn-project-detail:hover {
  gap: 0.65rem;
  color: #FFFFFF;
}

.project-links {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.proj-link-icon {
  color: var(--text-muted);
  transition: color var(--transition-fast);
}

.proj-link-icon:hover {
  color: var(--accent-cyan);
}

/* Empty State */
.projects-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-card);
  border: 1px dashed var(--border-light);
  border-radius: var(--radius-lg);
}

.projects-empty-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--accent-cyan);
}

/* ==============================================================================
 * PROJECT DETAILS MODAL
 * ============================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(5, 8, 15, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-normal), visibility var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-card {
  background: #0F172A;
  border: 1px solid var(--border-accent);
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.75), var(--glow-cyan-sm);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 800px;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  transform: scale(0.95) translateY(20px);
  transition: transform var(--transition-smooth);
}

.modal-overlay.active .modal-card {
  transform: scale(1) translateY(0);
}

.modal-header {
  padding: 1.75rem 2rem;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
}

.modal-title-wrap {
  flex: 1;
}

.modal-category {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.modal-title {
  font-size: 1.65rem;
  margin-bottom: 0.5rem;
}

.modal-close-btn {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.15);
  color: #fff;
}

.modal-body {
  padding: 2rem;
}

/* Modal Media Presentation */
.modal-media-wrap {
  margin-bottom: 2rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-accent);
  background: #060911;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.modal-img-wrap {
  position: relative;
  width: 100%;
  max-height: 380px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #080D1A;
}

.modal-media-img {
  width: 100%;
  height: 100%;
  max-height: 380px;
  object-fit: cover;
  display: block;
}

.modal-media-badge {
  position: absolute;
  bottom: 1rem;
  left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  background: rgba(11, 15, 25, 0.85);
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  border-radius: var(--radius-sm);
  backdrop-filter: blur(8px);
}

.modal-video-wrap {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%; /* 16:9 Aspect Ratio */
  height: 0;
  background: #000;
}

.modal-video-wrap iframe,
.modal-video-wrap video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

.modal-desc-heading {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  font-family: var(--font-mono);
}

.modal-description {
  font-size: 1.05rem;
  line-height: 1.75;
  color: var(--text-primary);
  margin-bottom: 2rem;
}

.modal-highlights-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 2rem;
}

.modal-highlight-item {
  position: relative;
  padding-left: 1.5rem;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.modal-highlight-item::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-size: 1.1rem;
  line-height: 1.2;
}

.modal-footer {
  padding: 1.5rem 2rem;
  background: rgba(11, 15, 25, 0.5);
  border-top: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
}

/* ==============================================================================
 * EXPERIENCE & TIMELINE SECTION
 * ============================================================================== */
.timeline-container {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 2.5rem;
}

/* Vertical glowing pulse line */
.timeline-container::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 12px;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-cyan) 0%, rgba(59, 130, 246, 0.4) 60%, transparent 100%);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.3);
}

.timeline-item {
  position: relative;
  margin-bottom: 3.5rem;
}

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

/* Timeline node beacon */
.timeline-node {
  position: absolute;
  left: -2.5rem;
  top: 0.3rem;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--glow-cyan-sm);
  z-index: 3;
}

.timeline-node::after {
  content: '';
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-cyan);
}

.timeline-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2rem;
  backdrop-filter: blur(12px);
  transition: all var(--transition-fast);
}

.timeline-card:hover {
  border-color: var(--border-accent);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
  transform: translateY(-2px);
}

.timeline-meta-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.75rem;
  flex-wrap: wrap;
}

.timeline-role {
  font-size: 1.35rem;
  color: var(--text-primary);
}

.timeline-period-badge {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
  background: var(--accent-cyan-subtle);
  border: 1px solid var(--border-accent);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-full);
}

.timeline-company {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.timeline-company-loc {
  color: var(--text-muted);
}

.timeline-desc {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
}

.timeline-bullets {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.timeline-bullet {
  position: relative;
  padding-left: 1.4rem;
  font-size: 0.925rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.timeline-bullet::before {
  content: '▸';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

/* Education Sub-section */
.education-section-wrap {
  margin-top: 5rem;
}

/* ==============================================================================
 * CONTACT SECTION
 * ============================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: flex-start;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(12px);
  position: relative;
  overflow: hidden;
}

.contact-info-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-cyan), var(--accent-blue));
}

.contact-card-title {
  font-size: 1.65rem;
  margin-bottom: 1rem;
}

.contact-card-desc {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  font-size: 1.05rem;
  line-height: 1.7;
}

.contact-details-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.contact-detail-item {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.contact-detail-icon {
  width: 42px;
  height: 42px;
  border-radius: var(--radius-sm);
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-detail-meta {
  display: flex;
  flex-direction: column;
}

.contact-detail-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.contact-detail-val {
  font-size: 0.95rem;
  color: var(--text-primary);
  font-weight: 500;
}

.copy-email-btn {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  background: none;
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  padding: 0.2rem 0.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  margin-left: 0.5rem;
  transition: all var(--transition-fast);
}

.copy-email-btn:hover {
  background: var(--accent-cyan);
  color: #070B14;
}

/* Contact Social Links - Controlled Width on Split Screen */
.contact-socials-list {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  width: 100%;
  max-width: 380px; /* Crucial: stops expanding endlessly when screen splits */
  box-sizing: border-box;
}

.contact-social-btn {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.85rem 1.15rem;
  background: rgba(11, 15, 25, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  text-decoration: none;
  transition: all var(--transition-fast);
  width: 100%;
  max-width: 380px;
  box-sizing: border-box;
}

.contact-social-btn:hover {
  border-color: var(--border-accent);
  background: rgba(0, 240, 255, 0.08);
  color: #FFFFFF;
  transform: translateY(-2px);
  box-shadow: var(--glow-cyan-sm);
}

.contact-social-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  min-width: 36px;
  max-width: 36px;
  min-height: 36px;
  max-height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(0, 240, 255, 0.1);
  border: 1px solid var(--border-accent);
  color: var(--accent-cyan);
  flex-shrink: 0;
}

.contact-social-icon svg {
  width: 18px !important;
  height: 18px !important;
  min-width: 18px !important;
  min-height: 18px !important;
  max-width: 18px !important;
  max-height: 18px !important;
  flex-shrink: 0;
  fill: currentColor;
}

.contact-social-text {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
}

.contact-social-name {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.25;
}

.contact-social-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  margin-top: 2px;
}

.contact-social-arrow {
  color: var(--text-muted);
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
  transition: transform var(--transition-fast), color var(--transition-fast);
}

.contact-social-arrow svg {
  width: 16px !important;
  height: 16px !important;
  flex-shrink: 0;
}

.contact-social-btn:hover .contact-social-arrow {
  color: var(--accent-cyan);
  transform: translate(2px, -2px);
}

/* Contact Form */
.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  backdrop-filter: blur(12px);
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-label {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-secondary);
}

.form-input, .form-textarea {
  background: rgba(11, 15, 25, 0.75);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1.15rem;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: all var(--transition-fast);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.25);
  background: rgba(11, 15, 25, 0.95);
}

.form-textarea {
  resize: vertical;
  min-height: 130px;
}

/* Form status feedback */
.form-feedback {
  padding: 0.85rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-family: var(--font-mono);
  margin-bottom: 1.25rem;
  display: none;
}

.form-feedback.success {
  display: block;
  background: rgba(16, 185, 129, 0.15);
  border: 1px solid var(--accent-emerald);
  color: var(--accent-emerald);
}

.form-feedback.error {
  display: block;
  background: rgba(239, 68, 68, 0.15);
  border: 1px solid #EF4444;
  color: #F87171;
}

/* ==============================================================================
 * FOOTER
 * ============================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: #070A12;
  padding: 3rem 0;
  position: relative;
  z-index: 2;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

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

.footer-telemetry {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-cyan);
}

/* Back to Top Button */
.back-to-top {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--bg-surface-elevated);
  border: 1px solid var(--border-light);
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.back-to-top:hover {
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
  transform: translateY(-3px);
  box-shadow: var(--glow-cyan-sm);
}

/* Toast Notification */
.toast-notice {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: #111827;
  border: 1px solid var(--accent-cyan);
  box-shadow: var(--glow-cyan-md);
  color: #fff;
  padding: 0.85rem 1.4rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  z-index: 2000;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  transform: translateY(100px);
  opacity: 0;
  transition: all var(--transition-normal);
  pointer-events: none;
}

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

/* ==============================================================================
 * ADMIN CONTROL SUITE STYLES
 * ============================================================================== */
.btn-admin-trigger {
  border-color: rgba(0, 240, 255, 0.4);
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  padding: 0.65rem 1.15rem;
  transition: all var(--transition-fast);
}

.btn-admin-trigger:hover {
  background: rgba(0, 240, 255, 0.12);
  border-color: var(--accent-cyan);
  color: #fff;
  box-shadow: 0 0 15px rgba(0, 240, 255, 0.3);
  transform: translateY(-2px);
}

/* Admin Modals */
.admin-modal-card {
  max-width: 960px;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #0A0F1D;
  border: 1px solid rgba(0, 240, 255, 0.35);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.85), 0 0 30px rgba(0, 240, 255, 0.15);
}

.sub-modal-overlay {
  z-index: 1200;
  background: rgba(4, 7, 14, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  pointer-events: none;
}

.sub-modal-overlay.active {
  opacity: 1 !important;
  visibility: visible !important;
  pointer-events: auto !important;
}

/* Authentication Box */
.admin-auth-card {
  padding: 3rem 2.5rem;
  max-width: 480px;
  margin: 0 auto;
  text-align: center;
}

.admin-auth-icon {
  font-size: 2.8rem;
  margin-bottom: 1rem;
  display: inline-block;
  filter: drop-shadow(0 0 12px rgba(0, 240, 255, 0.5));
}

.admin-auth-title {
  font-size: 1.65rem;
  margin-bottom: 0.5rem;
  color: #fff;
}

.admin-auth-sub {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.5;
}

/* Admin Dashboard Layout */
.admin-modal-body {
  padding: 1.75rem 2rem 2rem;
  max-height: calc(92vh - 160px);
  overflow-y: auto;
}

/* Tab Bar */
.admin-tab-bar {
  display: flex;
  background: rgba(15, 23, 42, 0.95);
  border-bottom: 1px solid var(--border-subtle);
  padding: 0 1.5rem;
  gap: 0.5rem;
  overflow-x: auto;
}

.admin-tab-btn {
  font-family: var(--font-mono);
  font-size: 0.825rem;
  font-weight: 600;
  color: var(--text-muted);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  padding: 0.85rem 1.25rem;
  cursor: pointer;
  transition: all var(--transition-fast);
  white-space: nowrap;
}

.admin-tab-btn:hover {
  color: var(--text-primary);
}

.admin-tab-btn.active {
  color: var(--accent-cyan);
  border-bottom-color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.05);
}

/* Panel Header Controls */
.admin-panel-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-subtle);
  flex-wrap: wrap;
}

.btn-admin-action {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.35rem 0.65rem;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  cursor: pointer;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.btn-admin-action:hover {
  background: rgba(0, 240, 255, 0.12);
  border-color: var(--border-accent);
  color: #fff;
}

.btn-admin-action.delete-proj-btn:hover,
.btn-admin-action.delete-skill-btn:hover,
.btn-admin-action.delete-cat-btn:hover {
  background: rgba(239, 68, 68, 0.15);
  border-color: rgba(239, 68, 68, 0.4);
  color: #F87171;
}

/* Projects CRUD list */
.admin-items-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.admin-item-card {
  background: rgba(15, 23, 42, 0.75);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  transition: all var(--transition-fast);
}

.admin-item-card:hover {
  border-color: var(--border-accent);
  background: rgba(15, 23, 42, 0.95);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.admin-item-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.admin-item-title {
  font-size: 1.1rem;
  color: var(--text-primary);
  margin-top: 0.2rem;
}

.admin-item-sub {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.45;
}

.admin-item-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-shrink: 0;
}

/* Skills CRUD list */
.admin-category-box {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.25rem;
}

.admin-category-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid var(--border-subtle);
}

.admin-category-header h4 {
  font-size: 1rem;
  color: var(--accent-cyan);
  font-family: var(--font-mono);
  letter-spacing: 0.04em;
}

.admin-skills-sublist {
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.admin-skill-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(11, 15, 25, 0.8);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  padding: 0.65rem 1rem;
  transition: all var(--transition-fast);
}

.admin-skill-row:hover {
  border-color: var(--border-subtle);
  background: rgba(11, 15, 25, 1);
}

.admin-skill-info {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: 0.9rem;
  color: var(--text-primary);
}

.admin-skill-row-actions {
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* Form Grid */
.admin-form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.admin-form-grid .form-group:nth-child(3),
.admin-form-grid .form-group:nth-child(4) {
  grid-column: 1 / -1;
}

/* Code Preview */
.admin-code-preview {
  background: #060911;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  line-height: 1.5;
  color: #38BDF8;
  max-height: 320px;
  overflow-y: auto;
  white-space: pre-wrap;
  word-break: break-all;
  margin-bottom: 1.5rem;
  box-shadow: inset 0 2px 8px rgba(0, 0, 0, 0.5);
}

.admin-export-actions {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.admin-empty-note {
  text-align: center;
  padding: 3rem 1.5rem;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 0.9rem;
  border: 1px dashed var(--border-light);
  border-radius: var(--radius-md);
  background: rgba(11, 15, 25, 0.4);
}

/* Admin Media Preview & Project Thumbnails */
.admin-media-preview-box {
  display: flex;
  align-items: center;
  gap: 1rem;
  background: rgba(15, 23, 42, 0.7);
  border: 1px solid var(--border-accent);
  border-radius: var(--radius-sm);
  padding: 0.65rem 0.85rem;
}

.admin-preview-thumb {
  width: 72px;
  height: 48px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
  background: #060911;
  flex-shrink: 0;
}

.admin-preview-details {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 0.5rem;
}

.admin-proj-thumb {
  width: 48px;
  height: 36px;
  object-fit: cover;
  border-radius: 4px;
  border: 1px solid var(--border-subtle);
  background: #060911;
  flex-shrink: 0;
}

@media (max-width: 768px) {
  .admin-form-grid {
    grid-template-columns: 1fr;
  }
  .admin-tab-bar {
    padding: 0 0.5rem;
  }
  .admin-tab-btn {
    padding: 0.75rem 0.85rem;
    font-size: 0.75rem;
  }
}

/* ==============================================================================
 * RESPONSIVENESS & MEDIA QUERIES
 * ============================================================================== */
@media (max-width: 1024px) {
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .skills-container {
    grid-template-columns: 1fr;
  }

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

  .about-pillars {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .mobile-toggle {
    display: flex;
  }

  .nav-menu {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 100%;
    background: rgba(11, 15, 25, 0.98);
    backdrop-filter: blur(16px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--border-light);
    transform: translateY(-120%);
    transition: transform var(--transition-smooth);
    z-index: 99;
  }

  .nav-menu.open {
    transform: translateY(0);
  }

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

  .footer-content {
    flex-direction: column;
    text-align: center;
  }

  section {
    padding: 4rem 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  #neuro-canvas {
    display: none;
  }
}