/* CSS DESIGN SYSTEM: MINIMALIST DIGITAL GLITCH / CYBERPUNK PORTFOLIO */

/* 1. ROOT DEFINITIONS & CUSTOM THEMES */
:root {
  /* Dark Mode default variables */
  --bg-color: #000000;
  --text-color: #ffffff;

  --border-color: rgba(255, 255, 255, 0.15);
  --border-hover: rgba(255, 255, 255, 0.4);

  --terminal-bar-bg: #111111;
  --terminal-body-bg: #080808;

  /* Strictly monochrome base, neon accents exclusively for glitch/interactive effects */
  --accent-cyan: #00d2ff;
  --accent-purple: #bf5af2;
  --accent-magenta: #ff007f;

  --scanline-opacity: 0.04;
  --noise-opacity: 0.06;

  /* Fonts */
  --font-header: 'Share Tech Mono', monospace;
  --font-body: 'JetBrains Mono', monospace;

  /* Core transition durations */
  --theme-transition: background-color 0.4s ease, color 0.4s ease, border-color 0.4s ease;
}

body.light-mode {
  /* Light Mode variables */
  --bg-color: #ffffff;
  --text-color: #000000;

  --border-color: rgba(0, 0, 0, 0.15);
  --border-hover: rgba(0, 0, 0, 0.4);

  --terminal-bar-bg: #eaeaea;
  --terminal-body-bg: #fafafa;

  --scanline-opacity: 0.02;
  --noise-opacity: 0.03;
}

/* 2. BASE RESET & GENERAL STYLES */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--bg-color);
  color: var(--text-color);
  font-family: var(--font-body);
  line-height: 1.6;
  font-weight: 400;
  overflow-x: hidden;
  transition: var(--theme-transition);
}

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

/* Cyber CRT Filters & Overlays */
.scanlines {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(rgba(18, 16, 16, 0) 50%,
      rgba(0, 0, 0, 0.2) 50%);
  background-size: 100% 4px;
  z-index: 9999;
  pointer-events: none;
  opacity: var(--scanline-opacity);
}

.noise {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.75" numOctaves="1" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E') repeat;
  opacity: var(--noise-opacity);
  z-index: 9998;
  pointer-events: none;
}

/* Custom Highlight style */
.highlight {
  background-color: var(--text-color);
  color: var(--bg-color);
  padding: 0 4px;
  font-weight: 500;
}

/* 3. GLITCH MECHANICS & HOVERS */

/* Continuous Glitch Effect for Hero Name */
.glitch-text {
  position: relative;
  display: inline-block;
}

.glitch-text::before,
.glitch-text::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-color);
  overflow: hidden;
  color: var(--text-color);
  white-space: nowrap;
}

.glitch-text::before {
  left: 2px;
  text-shadow: -2px 0 var(--accent-cyan);
  clip-path: inset(50% 50% 50% 50%);
  opacity: 0;
  animation: glitch-anim-1 3s infinite linear;
}

.glitch-text::after {
  left: -2px;
  text-shadow: -2px 0 var(--accent-magenta), 0 2px var(--accent-purple);
  clip-path: inset(50% 50% 50% 50%);
  opacity: 0;
  animation: glitch-anim-2 3s infinite linear;
}

@keyframes glitch-anim-1 {

  0%,
  90% {
    clip-path: inset(50% 50% 50% 50%);
    opacity: 0;
  }

  91% {
    clip-path: inset(80% 0 10% 0);
    opacity: 1;
    text-shadow: -2px 0 var(--accent-cyan);
  }

  93% {
    clip-path: inset(10% 0 85% 0);
    opacity: 1;
    text-shadow: 2px 0 var(--accent-cyan);
  }

  95% {
    clip-path: inset(45% 0 45% 0);
    opacity: 1;
  }

  97% {
    clip-path: inset(90% 0 2% 0);
    opacity: 1;
  }

  99% {
    clip-path: inset(5% 0 90% 0);
    opacity: 1;
  }

  100% {
    clip-path: inset(50% 50% 50% 50%);
    opacity: 0;
  }
}

@keyframes glitch-anim-2 {

  0%,
  88% {
    clip-path: inset(50% 50% 50% 50%);
    opacity: 0;
  }

  89% {
    clip-path: inset(5% 0 90% 0);
    opacity: 1;
    text-shadow: -2px 0 var(--accent-magenta), 0 2px var(--accent-purple);
  }

  91% {
    clip-path: inset(85% 0 5% 0);
    opacity: 1;
    text-shadow: 2px 0 var(--accent-magenta), 0 -2px var(--accent-purple);
  }

  93% {
    clip-path: inset(20% 0 75% 0);
    opacity: 1;
  }

  95% {
    clip-path: inset(70% 0 25% 0);
    opacity: 1;
  }

  97% {
    clip-path: inset(40% 0 55% 0);
    opacity: 1;
  }

  99% {
    clip-path: inset(95% 0 2% 0);
    opacity: 1;
  }

  100% {
    clip-path: inset(50% 50% 50% 50%);
    opacity: 0;
  }
}

/* Glitch on Hover for Headers & Elements */
.glitch-text-hover {
  position: relative;
  display: inline-block;
  white-space: nowrap;
}

.glitch-text-hover:hover::before,
.glitch-text-hover:hover::after {
  content: attr(data-text);
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--bg-color);
  overflow: hidden;
  color: var(--text-color);
  white-space: nowrap;
}

.glitch-text-hover:hover::before {
  left: 3px;
  text-shadow: -2px 0 var(--accent-purple);
  animation: glitch-anim-1 0.8s infinite linear alternate-reverse;
}

.glitch-text-hover:hover::after {
  left: -3px;
  text-shadow: -2px 0 var(--accent-cyan), 0 2px var(--accent-magenta);
  animation: glitch-anim-2 0.8s infinite linear alternate-reverse;
}

/* Chromatic Aberration Text Split Hover */
.text-split-hover:hover {
  text-shadow:
    0.04em 0 0 var(--accent-magenta),
    -0.02em -0.04em 0 var(--accent-cyan),
    0.02em 0.04em 0 var(--accent-purple);
  animation: glitch-skew 0.3s infinite;
}

@keyframes glitch-skew {
  0% {
    transform: skew(0deg);
  }

  20% {
    transform: skew(-2deg);
  }

  40% {
    transform: skew(3deg);
  }

  60% {
    transform: skew(-1deg);
  }

  80% {
    transform: skew(2deg);
  }

  100% {
    transform: skew(0deg);
  }
}

/* 4. UTILITIES & CONTAINER SYSTEM */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 100px 0;
  border-bottom: 1px solid var(--border-color);
}

.section-title {
  font-family: var(--font-header);
  font-size: 2.5rem;
  letter-spacing: 2px;
  margin-bottom: 50px;
  text-transform: uppercase;
  border-bottom: 2px solid var(--text-color);
  display: inline-block;
  padding-bottom: 5px;
}

/* 5. STYLISH BUTTONS */
.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--font-header);
  font-size: 1.1rem;
  letter-spacing: 1px;
  border: 1px solid var(--text-color);
  background: transparent;
  color: var(--text-color);
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s ease;
  z-index: 1;
}

.btn-primary {
  background-color: var(--text-color);
  color: var(--bg-color);
}

.btn-secondary {
  background-color: transparent;
}

.btn-primary:hover {
  background: transparent;
  color: var(--text-color);
  box-shadow: 0 0 10px var(--accent-purple);
  border-color: var(--accent-purple);
}

.btn-secondary:hover {
  background: var(--text-color);
  color: var(--bg-color);
  box-shadow: 0 0 10px var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.btn::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: -100%;
  background: linear-gradient(90deg,
      transparent,
      rgba(255, 255, 255, 0.2),
      transparent);
  transition: all 0.6s ease;
  z-index: -1;
}

.btn:hover::after {
  left: 100%;
}

/* 6. NAVIGATION & HEADER */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  border-bottom: 1px solid var(--border-color);
  background-color: rgba(var(--bg-color), 0.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: var(--theme-transition);
}

.navbar-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1300px;
  margin: 0 auto;
  padding: 16px 24px;
}

.logo {
  font-family: var(--font-header);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 2px;
}

.nav-menu {
  display: flex;
  gap: 30px;
}


.nav-link {
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: color 0.2s ease;
  position: relative;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--text-color);
  transition: width 0.3s ease;
}

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

.nav-link:hover {
  text-shadow: 1px 0 var(--accent-cyan), -1px 0 var(--accent-magenta);
}

/* Theme Toggle button formatting */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  background: transparent;
  border: 1px solid var(--border-color);
  padding: 6px 12px;
  cursor: pointer;
  font-family: var(--font-header);
  font-size: 0.85rem;
  color: var(--text-color);
  transition: var(--theme-transition);
}

.theme-toggle:hover {
  border-color: var(--text-color);
  box-shadow: 0 0 8px var(--accent-magenta);
}

.toggle-track {
  width: 32px;
  height: 16px;
  background-color: var(--text-color);
  border-radius: 8px;
  position: relative;
  display: inline-block;
  transition: background-color 0.3s;
}

.toggle-thumb {
  width: 12px;
  height: 12px;
  background-color: var(--bg-color);
  border-radius: 50%;
  position: absolute;
  top: 2px;
  left: 2px;
  transition: transform 0.3s;
}

body.light-mode .toggle-thumb {
  transform: translateX(16px);
  background-color: var(--bg-color);
}

/* 7. HERO SECTION */
.hero-section {
  position: relative;
  height: 100vh;
  min-height: 600px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border-color);
  padding-top: 80px;
  background: radial-gradient(circle at center,
      rgba(255, 255, 255, 0.02) 0%,
      transparent 70%);
}

.terminal-decor {
  position: absolute;
  font-size: 0.8rem;
  color: var(--border-hover);
  padding: 10px;
}

@media (max-width: 1024px) {
  .terminal-decor {
    display: none;
  }
}

.terminal-decor.top-left {
  top: 90px;
  left: 24px;
}

.terminal-decor.top-right {
  top: 90px;
  right: 24px;
}

.hero-container {
  width: 90%;
  max-width: 900px;
  border: 1px solid var(--text-color);
  background-color: var(--terminal-body-bg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: var(--theme-transition);
}

.hero-terminal-header {
  background-color: var(--terminal-bar-bg);
  border-bottom: 1px solid var(--text-color);
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: var(--theme-transition);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  background-color: var(--text-color);
  opacity: 0.3;
}

.terminal-title {
  margin-left: 10px;
  font-family: var(--font-body);
  font-size: 0.85rem;
  opacity: 0.7;
}

.hero-terminal-body {
  padding: 40px;
  position: relative;
}

.hero-name {
  font-family: var(--font-header);
  font-size: clamp(1rem, 5.2vw, 2.8rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 10px;
  white-space: nowrap;
}

.hero-subtitle {
  font-family: var(--font-header);
  font-size: 1.8rem;
  font-weight: 400;
  letter-spacing: 2px;
  margin-bottom: 24px;
  color: var(--text-color);
  opacity: 0.8;
  display: inline-block;
}

.terminal-divider {
  border: none;
  border-top: 1px dashed var(--border-color);
  margin-bottom: 24px;
}

.terminal-output-block {
  font-family: var(--font-body);
  font-size: 1rem;
  margin-bottom: 35px;
}

.output-line {
  margin-bottom: 10px;
}

.output-line .prompt {
  color: var(--accent-magenta);
}

.output-line .command {
  font-weight: 500;
}

.output-content {
  padding-left: 20px;
  opacity: 0.9;
  border-left: 2px solid var(--border-color);
  margin-bottom: 15px;
}

.typing-cursor {
  animation: flash 1s steps(2, start) infinite;
}

@keyframes flash {
  to {
    visibility: hidden;
  }
}

.hero-buttons {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
}

/* 8. ABOUT ME SECTION */
.about-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 40px;
  align-items: start;
}

.about-text-panel p {
  margin-bottom: 20px;
}

.dossier-panel {
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  transition: var(--theme-transition);
}

.dossier-header {
  background-color: var(--terminal-bar-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 8px 16px;
  font-family: var(--font-header);
  font-size: 0.9rem;
  letter-spacing: 1px;
  display: flex;
  justify-content: space-between;
  transition: var(--theme-transition);
}

.dossier-body {
  padding: 24px;
  position: relative;
}

.dossier-list {
  list-style: none;
}

.dossier-list li {
  margin-bottom: 12px;
  font-size: 0.9rem;
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dotted var(--border-color);
  padding-bottom: 6px;
}

.dossier-list .label {
  opacity: 0.6;
}

.dossier-list .value {
  font-weight: 500;
  text-align: right;
}

.scanner-effect {
  position: relative;
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
}

.scanner-effect::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg,
      transparent,
      rgba(255, 0, 127, 0.15),
      transparent);
  animation: scan-horizontal 2.5s infinite linear;
}

@keyframes scan-horizontal {
  0% {
    transform: translateX(-100%);
  }

  100% {
    transform: translateX(100%);
  }
}

.dossier-footer {
  margin-top: 24px;
  font-size: 0.75rem;
  opacity: 0.4;
  text-align: center;
}

/* 9. TECHNICAL SKILLS - DIGITAL TERMINALS */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

@media (max-width: 1100px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
  }
}

@media (max-width: 600px) {
  .skills-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .skills-terminal .terminal-log,
  .skills-terminal .skill-terminal-line {
    display: none;
  }
}

.skills-terminal {
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  transition: var(--theme-transition);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.skills-terminal:hover {
  border-color: var(--text-color);
  box-shadow: 0 0 12px var(--accent-purple);
}

.terminal-bar {
  background-color: var(--terminal-bar-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 8px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--theme-transition);
}

.window-controls {
  display: flex;
  gap: 6px;
}

.window-controls .control {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--text-color);
  opacity: 0.3;
}

.terminal-filename {
  font-size: 0.8rem;
  opacity: 0.7;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  min-width: 0;
}

.skills-terminal .terminal-body {
  padding: 20px;
}

.terminal-log {
  font-size: 0.75rem;
  opacity: 0.5;
  margin-bottom: 15px;
  border-bottom: 1px dashed var(--border-color);
  padding-bottom: 8px;
}

.log-time {
  color: var(--accent-cyan);
}

.skill-terminal-line {
  font-size: 0.95rem;
  color: var(--accent-cyan);
  margin-bottom: 12px;
  font-family: var(--font-body);
}

.skill-terminal-list {
  list-style: none;
  font-family: var(--font-body);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.skill-terminal-list li {
  font-size: 0.9rem;
  padding-left: 20px;
  position: relative;
  transition: transform 0.2s ease;
  color: var(--text-color);
}

.skill-terminal-list li::before {
  content: '├─';
  position: absolute;
  left: 0;
  color: var(--border-hover);
}

.skill-terminal-list li:last-child::before {
  content: '└─';
}

.skill-terminal-list li:hover {
  transform: translateX(6px);
  color: var(--accent-magenta);
  text-shadow: 0 0 5px rgba(255, 0, 127, 0.4);
}

/* 10. EXPERIENCE - TIMELINE */
.timeline-container {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
  padding: 20px 0;
}

.timeline-line {
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--border-color);
}

.timeline-item {
  position: relative;
  margin-bottom: 40px;
  padding-left: 70px;
}

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

.timeline-badge-node {
  position: absolute;
  left: 20px;
  top: 20px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background-color: var(--bg-color);
  border: 4px solid var(--text-color);
  z-index: 2;
  transition: all 0.3s ease;
}

.timeline-item:hover .timeline-badge-node {
  border-color: var(--accent-magenta);
  box-shadow: 0 0 10px var(--accent-magenta);
}

.timeline-content-card {
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  padding: 30px;
  transition: var(--theme-transition);
}

.timeline-item:hover .timeline-content-card {
  border-color: var(--text-color);
}

.experience-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  gap: 20px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.experience-title-block h3 {
  font-family: var(--font-header);
  font-size: 1.5rem;
  line-height: 1.2;
}

.company-name {
  font-size: 0.95rem;
  opacity: 0.7;
  font-weight: 400;
  margin-top: 4px;
}

.experience-date {
  font-family: var(--font-header);
  font-size: 1rem;
  color: var(--accent-magenta);
}

.highlight-banner {
  background-color: rgba(var(--text-color), 0.05);
  border-left: 3px solid var(--text-color);
  padding: 8px 16px;
  margin-bottom: 20px;
  font-size: 0.9rem;
}

.banner-title {
  font-family: var(--font-header);
  color: var(--accent-cyan);
  display: block;
}

.experience-bullets {
  list-style: none;
}

.experience-bullets li {
  margin-bottom: 12px;
  font-size: 0.9rem;
  padding-left: 20px;
  position: relative;
}

.terminal-node-dot {
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

/* 11. PROJECTS SHOWCASE */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 30px;
}

.project-card {
  position: relative;
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  padding: 30px;
  cursor: pointer;
  transition: var(--theme-transition);
}

.project-card::before {
  content: '';
  position: absolute;
  top: -1px;
  left: -1px;
  right: -1px;
  bottom: -1px;
  border: 1px solid transparent;
  pointer-events: none;
  transition: all 0.3s ease;
}

.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--text-color);
}

.project-card:hover::before {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 210, 255, 0.3);
}

.project-card-header {
  display: flex;
  justify-content: space-between;
  font-size: 0.75rem;
  opacity: 0.6;
  margin-bottom: 15px;
}

.project-tag {
  letter-spacing: 1px;
}

.project-year {
  font-family: var(--font-header);
}

.project-title {
  font-family: var(--font-header);
  font-size: 1.6rem;
  margin-bottom: 12px;
  transition: color 0.3s ease;
}

.project-card:hover .project-title {
  color: var(--accent-cyan);
}

.project-desc-short {
  font-size: 0.9rem;
  opacity: 0.8;
  margin-bottom: 20px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-tech-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.project-tech-pills span {
  font-size: 0.75rem;
  padding: 2px 8px;
  border: 1px solid var(--border-color);
  background-color: rgba(var(--text-color), 0.03);
}

.project-card-footer {
  border-top: 1px dashed var(--border-color);
  padding-top: 15px;
  text-align: right;
}

.btn-link-effect {
  font-family: var(--font-header);
  font-size: 0.9rem;
  letter-spacing: 1px;
  color: var(--accent-cyan);
}

.project-card:hover .btn-link-effect {
  color: var(--accent-magenta);
  text-shadow: 0 0 5px var(--accent-magenta);
}

/* 12. EDUCATION & CURRICULUM VITAE SECTION */
.education-container {
  max-width: 900px;
  margin: 0 auto;
}

.education-terminal {
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  transition: var(--theme-transition);
  display: flex;
  flex-direction: column;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.education-terminal:hover {
  border-color: var(--text-color);
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.15);
}

.education-terminal .terminal-body {
  padding: 36px 40px;
  display: flex;
  flex-direction: column;
}

@media (max-width: 768px) {
  .education-terminal .terminal-body {
    padding: 24px 20px;
  }
}

.edu-degree-header {
  margin-bottom: 20px;
}

.edu-badge-tag {
  font-family: var(--font-header);
  font-size: 0.78rem;
  color: var(--accent-cyan);
  letter-spacing: 1.5px;
  margin-bottom: 8px;
}

.edu-degree-title {
  font-family: var(--font-header);
  font-size: clamp(1.4rem, 3.5vw, 1.95rem);
  line-height: 1.25;
  margin-bottom: 12px;
  color: var(--text-color);
  cursor: pointer;
  display: inline-block;
  transition: color 0.2s ease;
}

.edu-degree-title:hover {
  color: var(--accent-cyan);
}

.edu-institution-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.edu-institution-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 1rem;
  flex-wrap: wrap;
}

.edu-institution {
  font-weight: 600;
  color: var(--text-color);
}

.edu-campus-separator {
  color: var(--accent-magenta);
}

.edu-campus {
  opacity: 0.8;
}

.edu-timeline-pill {
  font-family: var(--font-header);
  font-size: 0.92rem;
  color: var(--accent-magenta);
  font-weight: 600;
  background-color: rgba(255, 0, 127, 0.06);
  border: 1px solid rgba(255, 0, 127, 0.25);
  padding: 4px 10px;
  display: inline-block;
}

.edu-summary-box {
  background-color: rgba(var(--text-color), 0.02);
  border-left: 3px solid var(--accent-magenta);
  padding: 18px 22px;
  margin: 16px 0 26px 0;
}

.edu-summary-text {
  font-size: 0.95rem;
  line-height: 1.7;
  opacity: 0.9;
}

.cv-download-card {
  border: 1px solid var(--border-color);
  background-color: rgba(var(--text-color), 0.02);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.cv-download-card:hover {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 14px rgba(0, 210, 255, 0.14);
}

.cv-file-header {
  display: flex;
  align-items: center;
  gap: 16px;
  min-width: 250px;
}

.cv-icon-wrapper {
  width: 46px;
  height: 46px;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  background-color: rgba(var(--text-color), 0.02);
  flex-shrink: 0;
  transition: all 0.3s ease;
}

.cv-download-card:hover .cv-icon-wrapper {
  border-color: var(--accent-magenta);
  color: var(--accent-magenta);
  box-shadow: 0 0 8px var(--accent-magenta);
}

.cv-icon {
  width: 22px;
  height: 22px;
}

.cv-file-meta {
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 0;
}

.cv-filename {
  font-family: var(--font-header);
  font-size: 0.92rem;
  font-weight: 700;
  word-break: break-all;
  color: var(--text-color);
}

.cv-filesize {
  font-size: 0.72rem;
  opacity: 0.6;
  font-family: var(--font-header);
  letter-spacing: 0.5px;
}

.cv-download-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.cv-btn {
  font-size: 0.9rem;
  padding: 10px 18px;
  gap: 8px;
}

.btn-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* 13. CERTIFICATES SHOWCASE */
.certificates-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
}

.cert-card {
  position: relative;
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  padding: 16px;
  cursor: pointer;
  text-align: left;
  transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease, background-color 0.4s ease;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.cert-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.2), 0 0 35px rgba(191, 90, 242, 0.15), inset 0 0 15px rgba(0, 210, 255, 0.04);
}

/* Corner cyber accents */
.cert-corner {
  position: absolute;
  width: 8px;
  height: 8px;
  pointer-events: none;
  transition: border-color 0.3s ease, transform 0.3s ease;
  z-index: 4;
}

.cert-corner-tl {
  top: -1px;
  left: -1px;
  border-top: 2px solid var(--accent-cyan);
  border-left: 2px solid var(--accent-cyan);
}

.cert-corner-br {
  bottom: -1px;
  right: -1px;
  border-bottom: 2px solid var(--accent-magenta);
  border-right: 2px solid var(--accent-magenta);
}

.cert-card:hover .cert-corner {
  transform: scale(1.25);
}

/* Card Header & Badge Container */
.cert-card-header {
  position: relative;
  height: 140px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  background: radial-gradient(circle at center, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.005) 70%);
  border: 1px solid rgba(255, 255, 255, 0.08);
  overflow: hidden;
  transition: border-color 0.3s ease, background 0.3s ease;
}

body.light-mode .cert-card-header {
  background: radial-gradient(circle at center, rgba(0, 0, 0, 0.04) 0%, rgba(0, 0, 0, 0.01) 70%);
  border-color: rgba(0, 0, 0, 0.08);
}

.cert-card:hover .cert-card-header {
  border-color: rgba(0, 210, 255, 0.4);
  background: radial-gradient(circle at center, rgba(0, 210, 255, 0.08) 0%, rgba(191, 90, 242, 0.03) 80%);
}

/* Meta Bar at top of header */
.cert-card-meta {
  position: absolute;
  top: 8px;
  left: 10px;
  right: 10px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.68rem;
  font-family: var(--font-header);
  color: var(--text-color);
  opacity: 0.6;
  letter-spacing: 0.5px;
  z-index: 3;
  pointer-events: none;
}

.cert-code {
  color: var(--accent-cyan);
  font-weight: bold;
}

/* Badge Glitch Wrap */
.cert-badge-wrapper {
  width: 82px;
  height: 82px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-glitch-img-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cert-img-badge {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: grayscale(100%) opacity(0.8);
  transition: filter 0.3s ease, transform 0.3s ease;
  position: relative;
  z-index: 1;
}

.cert-img-glitch {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: contain;
  opacity: 0;
  pointer-events: none;
  z-index: 2;
}

.cert-glitch-cyan {
  filter: drop-shadow(-3px 0 var(--accent-cyan)) contrast(1.6) brightness(1.2);
}

.cert-glitch-magenta {
  filter: drop-shadow(3px 0 var(--accent-magenta)) contrast(1.6) brightness(1.2);
}

/* Hover Glitching Animation on Badge (Slower, High-Tech Cadence) */
.cert-card:hover .cert-img-badge {
  filter: grayscale(0%) opacity(1) contrast(1.1) drop-shadow(0 0 8px rgba(0, 210, 255, 0.3));
  transform: scale(1.08);
  animation: cert-badge-jitter 1.6s infinite steps(2);
}

.cert-card:hover .cert-glitch-cyan {
  opacity: 0.85;
  animation: cert-glitch-slice-1 1.6s infinite steps(2, start);
}

.cert-card:hover .cert-glitch-magenta {
  opacity: 0.85;
  animation: cert-glitch-slice-2 1.6s infinite steps(2, end);
}

/* Slower Glitch Keyframes with periodic burst intervals */
@keyframes cert-badge-jitter {
  0%, 100% { transform: scale(1.08) translate(0, 0); }
  6% { transform: scale(1.08) translate(-1.5px, 1px); }
  12% { transform: scale(1.08) translate(1px, -1px); }
  18% { transform: scale(1.08) translate(-0.5px, 0.5px); }
  24%, 60% { transform: scale(1.08) translate(0, 0); }
  66% { transform: scale(1.08) translate(1.5px, -1px); }
  72% { transform: scale(1.08) translate(-1px, 0.5px); }
  78%, 94% { transform: scale(1.08) translate(0, 0); }
}

@keyframes cert-glitch-slice-1 {
  0%, 100% {
    clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    opacity: 0;
    transform: translate(0, 0);
  }
  4% {
    clip-path: polygon(0 0, 100% 0, 100% 30%, 0 30%);
    opacity: 0.9;
    transform: translate(-5px, -1px) skewX(-2deg);
  }
  10% {
    clip-path: polygon(0 60%, 100% 60%, 100% 85%, 0 85%);
    opacity: 0.85;
    transform: translate(4px, 1px) skewX(2deg);
  }
  16% {
    clip-path: polygon(0 15%, 100% 15%, 100% 45%, 0 45%);
    opacity: 0.9;
    transform: translate(-3px, 2px);
  }
  22%, 58% {
    clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    opacity: 0;
    transform: translate(0, 0);
  }
  64% {
    clip-path: polygon(0 75%, 100% 75%, 100% 100%, 0 100%);
    opacity: 0.85;
    transform: translate(5px, -1px) skewX(-1deg);
  }
  70% {
    clip-path: polygon(0 35%, 100% 35%, 100% 65%, 0 65%);
    opacity: 0.9;
    transform: translate(-4px, 1px);
  }
  76%, 94% {
    clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    opacity: 0;
    transform: translate(0, 0);
  }
}

@keyframes cert-glitch-slice-2 {
  0%, 100% {
    clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    opacity: 0;
    transform: translate(0, 0);
  }
  6% {
    clip-path: polygon(0 40%, 100% 40%, 100% 70%, 0 70%);
    opacity: 0.9;
    transform: translate(5px, 1px) skewX(2deg);
  }
  12% {
    clip-path: polygon(0 10%, 100% 10%, 100% 35%, 0 35%);
    opacity: 0.85;
    transform: translate(-4px, -1px);
  }
  18% {
    clip-path: polygon(0 75%, 100% 75%, 100% 95%, 0 95%);
    opacity: 0.9;
    transform: translate(3px, -2px) skewX(-2deg);
  }
  24%, 62% {
    clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    opacity: 0;
    transform: translate(0, 0);
  }
  68% {
    clip-path: polygon(0 25%, 100% 25%, 100% 55%, 0 55%);
    opacity: 0.85;
    transform: translate(-5px, 1.5px);
  }
  74% {
    clip-path: polygon(0 55%, 100% 55%, 100% 80%, 0 80%);
    opacity: 0.9;
    transform: translate(4px, 0);
  }
  80%, 94% {
    clip-path: polygon(0 0, 0 0, 0 0, 0 0);
    opacity: 0;
    transform: translate(0, 0);
  }
}

/* Digital CRT / Glitch Scanline Overlay for Header */
.cert-header-glitch-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 210, 255, 0.08) 2px,
    rgba(0, 210, 255, 0.08) 4px
  );
  mix-blend-mode: overlay;
  transition: opacity 0.3s ease;
  z-index: 2;
}

.cert-card:hover .cert-header-glitch-overlay {
  opacity: 1;
  animation: cert-scanline-flicker 1.2s infinite steps(2);
}

@keyframes cert-scanline-flicker {
  0%, 100% { opacity: 0.3; transform: translateY(0); }
  10% { opacity: 0.8; transform: translateY(2px); }
  20% { opacity: 0.4; transform: translateY(-1px); }
  30%, 65% { opacity: 0.2; transform: translateY(0); }
  75% { opacity: 0.7; transform: translateY(1px); }
  85% { opacity: 0.3; transform: translateY(0); }
}

/* Card Body */
.cert-card-body {
  padding: 6px 2px 10px 2px;
  flex-grow: 1;
}

.cert-issuer {
  font-size: 0.72rem;
  opacity: 0.6;
  text-transform: uppercase;
  letter-spacing: 1px;
  display: block;
  margin-bottom: 4px;
  color: var(--accent-cyan);
  transition: color 0.3s ease;
}

.cert-name {
  font-family: var(--font-header);
  font-size: 1.15rem;
  line-height: 1.25;
  color: var(--text-color);
  transition: color 0.3s ease;
  min-height: 2.5em;
}

.cert-card:hover .cert-name {
  color: var(--text-color);
}

/* Card Footer */
.cert-card-footer {
  border-top: 1px dashed var(--border-color);
  padding-top: 10px;
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.72rem;
  font-family: var(--font-header);
  opacity: 0.65;
  transition: opacity 0.3s ease, border-color 0.3s ease;
}

.cert-card:hover .cert-card-footer {
  opacity: 1;
  border-color: rgba(0, 210, 255, 0.4);
}

.cert-hash {
  letter-spacing: 0.5px;
  color: var(--text-color);
}

.cert-action {
  color: var(--accent-cyan);
  transition: color 0.2s ease, text-shadow 0.2s ease;
}

.cert-card:hover .cert-action {
  color: var(--accent-magenta);
  text-shadow: 0 0 6px var(--accent-magenta);
}

/* 13. CONTACT & CONNECT FOOTER */
.contact-terminal {
  max-width: 700px;
  margin: 0 auto;
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  transition: var(--theme-transition);
}

.contact-terminal:hover {
  border-color: var(--text-color);
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.15);
}

.socials-terminal .terminal-body,
.contact-terminal .terminal-body {
  padding: 30px;
}

.contact-terminal-intro {
  font-size: 0.85rem;
  opacity: 0.5;
  margin-bottom: 25px;
  border-bottom: 1px dotted var(--border-color);
  padding-bottom: 12px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

@media (max-width: 850px) {
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}

.socials-terminal {
  border: 1px solid var(--border-color);
  background-color: var(--terminal-body-bg);
  transition: var(--theme-transition);
  min-width: 0;
}

.socials-terminal:hover {
  border-color: var(--text-color);
  box-shadow: 0 0 15px rgba(191, 90, 242, 0.15);
}

.socials-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 10px;
}

.social-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px;
  border: 1px solid transparent;
  transition: all 0.3s ease;
  cursor: pointer;
  min-width: 0;
}

.social-item:hover {
  border: 1px solid var(--border-color);
  background-color: rgba(var(--text-color), 0.02);
}

.social-icon-wrapper {
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  transition: all 0.3s ease;
  background-color: rgba(var(--text-color), 0.01);
}

.social-icon {
  width: 20px;
  height: 20px;
}

.social-item:hover .social-icon-wrapper {
  color: var(--accent-magenta);
  border-color: var(--accent-magenta);
  box-shadow: 0 0 8px var(--accent-magenta);
  transform: scale(1.05);
}

.social-details {
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.social-label {
  font-family: var(--font-header);
  font-size: 0.8rem;
  letter-spacing: 1px;
  opacity: 0.5;
}

.social-value {
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.3s ease;
  word-break: break-all;
}

.social-item:hover .social-value {
  color: var(--accent-cyan);
  text-shadow: 0 0 5px rgba(0, 210, 255, 0.3);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-family: var(--font-header);
  font-size: 0.95rem;
  color: var(--accent-cyan);
}

.terminal-input {
  background-color: rgba(var(--text-color), 0.02);
  border: 1px solid var(--border-color);
  padding: 12px;
  color: var(--text-color);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color 0.3s, box-shadow 0.3s;
}

.terminal-input:focus {
  outline: none;
  border-color: var(--text-color);
  box-shadow: 0 0 8px var(--accent-magenta);
}

.contact-form .form-actions {
  margin-top: 10px;
}

.footer {
  border-top: 1px solid var(--border-color);
  background-color: var(--bg-color);
  padding: 40px 0;
  font-size: 0.8rem;
  transition: var(--theme-transition);
}

.footer-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1300px;
  margin: 0 auto;
  padding: 0 24px;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-meta {
  display: flex;
  gap: 20px;
  opacity: 0.5;
  flex-wrap: wrap;
}

.footer-copyright {
  opacity: 0.4;
}

/* 14. MODAL DIALOG POPUPS */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.85);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  backdrop-filter: blur(5px);
}

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

.modal-window {
  width: 90%;
  max-width: 650px;
  border: 1px solid var(--text-color);
  background-color: var(--bg-color);
  box-shadow: 0 0 25px rgba(255, 0, 127, 0.2);
  transform: scale(0.9);
  transition: transform 0.3s cubic-bezier(0.1, 0.8, 0.3, 1.1);
  display: flex;
  flex-direction: column;
}

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

.modal-bar {
  background-color: var(--terminal-bar-bg);
  border-bottom: 1px solid var(--border-color);
  padding: 10px 16px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--theme-transition);
}

.modal-control-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  border: none;
  cursor: pointer;
  outline: none;
}

.modal-control-dot.red {
  background-color: var(--accent-magenta);
}

.modal-filename {
  font-size: 0.85rem;
  font-weight: 500;
  opacity: 0.8;
}

.modal-close-btn {
  background: transparent;
  border: none;
  color: var(--text-color);
  font-size: 1.5rem;
  cursor: pointer;
  line-height: 1;
}

.modal-body {
  padding: 30px;
  overflow-y: auto;
  max-height: 80vh;
}

/* Modal Internal Layout Styles */
.modal-project-title {
  font-family: var(--font-header);
  font-size: 2rem;
  margin-bottom: 10px;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 10px;
}

.modal-meta-row {
  display: flex;
  gap: 20px;
  font-size: 0.8rem;
  opacity: 0.6;
  margin-bottom: 20px;
}

.modal-desc {
  font-size: 0.95rem;
  margin-bottom: 24px;
}

.modal-tech-header {
  font-family: var(--font-header);
  font-size: 1.1rem;
  margin-bottom: 10px;
  color: var(--accent-cyan);
}

.modal-tech-list {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.modal-tech-list span {
  font-size: 0.8rem;
  padding: 4px 10px;
  border: 1px solid var(--border-color);
  background-color: rgba(var(--text-color), 0.04);
}

.modal-cert-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
  text-align: center;
}

.modal-large-cert-image {
  width: 100%;
  max-width: 480px;
  border: 1px solid var(--border-color);
  background-color: rgba(var(--text-color), 0.01);
  padding: 10px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.modal-cert-img {
  width: 100%;
  height: auto;
  max-height: 350px;
  object-fit: contain;
  filter: grayscale(100%);
  transition: filter 0.3s ease;
}

.modal-cert-img:hover {
  filter: grayscale(0%);
}

.modal-cert-title {
  font-family: var(--font-header);
  font-size: 1.8rem;
  margin-bottom: 5px;
}

.modal-cert-issuer {
  font-size: 0.9rem;
  opacity: 0.6;
  margin-bottom: 20px;
}

/* 15. RESPONSIVE BREAKPOINTS */
@media (max-width: 900px) {
  .about-grid {
    grid-template-columns: 1fr;
    gap: 25px;
  }

  .hero-name {
    white-space: normal;
    font-size: clamp(1.4rem, 6vw, 2.2rem);
    line-height: 1.2;
  }

  .glitch-text::before,
  .glitch-text::after {
    white-space: normal;
  }

  .hero-subtitle {
    font-size: 1.4rem;
  }
}

@media (max-width: 768px) {
  .section-padding {
    padding: 45px 0;
  }

  .section-title {
    font-size: 1.8rem;
    margin-bottom: 25px;
  }

  .container {
    padding: 0 16px;
  }

  .navbar-container {
    padding: 12px 16px;
  }

  .nav-menu {
    display: none;
  }

  .hero-terminal-body {
    padding: 20px;
  }

  .experience-header {
    flex-direction: column;
    gap: 8px;
  }

  .experience-date {
    align-self: flex-start;
    font-size: 0.8rem;
  }

  .timeline-container {
    margin-left: 0;
  }

  .timeline-line {
    left: 12px;
  }

  .timeline-badge-node {
    left: 4px;
    width: 16px;
    height: 16px;
  }

  .timeline-item {
    padding-left: 32px;
  }

  .timeline-content-card {
    padding: 16px;
  }

  .project-card {
    padding: 20px;
  }

  .cert-card {
    padding: 16px;
  }

  .socials-terminal .terminal-body,
  .contact-terminal .terminal-body {
    padding: 20px;
  }

  .footer-container {
    flex-direction: column;
    align-items: flex-start;
    gap: 15px;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 1.5rem;
  }

  .dossier-list li {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 8px 0;
  }

  .dossier-list .value {
    text-align: left;
    display: inline-block;
  }

  .project-card {
    padding: 16px;
  }

  .project-title {
    font-size: 1.15rem;
  }

  .skills-terminal .terminal-body {
    padding: 10px;
  }

  .skill-terminal-list li {
    font-size: 0.75rem;
  }

  .socials-terminal .terminal-body,
  .contact-terminal .terminal-body {
    padding: 16px;
  }

  .contact-grid {
    gap: 20px;
  }
}