/* ============================================================
   AGENT 2: VISUAL DESIGNER — Cybersecurity Portfolio CSS
   Design System: Matrix Green + Cyber Blue + Near-Black
   ============================================================ */

/* ── CSS Custom Properties (Design Tokens) ──────────────────── */
:root {
  --primary: #00FF41;
  --primary-dim: #00cc34;
  --primary-glow: rgba(0, 255, 65, 0.15);
  --primary-glow-strong: rgba(0, 255, 65, 0.35);
  --accent: #00D4FF;
  --accent-dim: #00a8cc;
  --accent-glow: rgba(0, 212, 255, 0.15);
  --danger: #FF0040;
  --warning: #FFD600;
  --bg: #0A0A0F;
  --bg-alt: #07070B;
  --surface: #0D1117;
  --surface-hover: #161B22;
  --surface-border: #1A2332;
  --text: #C9D1D9;
  --text-dim: #8B949E;
  --text-bright: #F0F6FC;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --nav-height: 60px;
  --section-padding: 100px 0;
  --border-radius: 8px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  cursor: crosshair;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Custom crosshair cursor */
body, a, button {
  cursor: crosshair;
}
a:hover, button:hover {
  cursor: crosshair;
}

/* Green focus rings for keyboard nav */
*:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 3px;
  border-radius: 2px;
}

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

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover {
  color: var(--accent);
}

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

ul, ol {
  list-style: none;
}

/* ── Scanline Texture Overlay (all sections) ─────────────────── */
.section::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 255, 65, 0.015) 2px,
    rgba(0, 255, 65, 0.015) 4px
  );
  pointer-events: none;
  z-index: 1;
}

/* ── Container ───────────────────────────────────────────────── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 2;
}

.section {
  position: relative;
  padding: var(--section-padding);
  overflow: hidden;
}

/* ── Section Titles ──────────────────────────────────────────── */
.section-title {
  font-family: var(--font-mono);
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 12px;
  text-transform: uppercase;
  letter-spacing: 2px;
  position: relative;
  display: inline-block;
}
.section-title::after {
  content: '';
  display: block;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin-top: 10px;
  border-radius: 2px;
}

.section-subtitle {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--text-dim);
  margin-bottom: 50px;
}

/* ── Glitch Effect (for headings) ────────────────────────────── */
.glitch-active {
  animation: glitch-anim 0.3s ease forwards;
}
@keyframes glitch-anim {
  0% { text-shadow: 2px 0 var(--danger), -2px 0 var(--accent); transform: translate(0); }
  20% { text-shadow: -3px 0 var(--danger), 3px 0 var(--accent); transform: translate(-2px, 1px); }
  40% { text-shadow: 3px 0 var(--danger), -3px 0 var(--accent); transform: translate(2px, -1px); }
  60% { text-shadow: -2px 0 var(--danger), 2px 0 var(--accent); transform: translate(-1px, 2px); }
  80% { text-shadow: 2px 0 var(--danger), -2px 0 var(--accent); transform: translate(1px, -1px); }
  100% { text-shadow: none; transform: translate(0); }
}

/* ── Highlight Text ──────────────────────────────────────────── */
.highlight {
  color: var(--primary);
  font-weight: 600;
}

/* ── Buttons ─────────────────────────────────────────────────── */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  border-radius: var(--border-radius);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(0,255,65,0.1), transparent);
  transition: left 0.5s;
}
.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: var(--primary);
  color: var(--bg);
  border: 2px solid var(--primary);
  box-shadow: 0 0 20px var(--primary-glow);
}
.btn-primary:hover {
  background: transparent;
  color: var(--primary);
  box-shadow: 0 0 30px var(--primary-glow-strong);
}

.btn-outline {
  background: transparent;
  color: var(--accent);
  border: 2px solid var(--accent);
}
.btn-outline:hover {
  background: var(--accent);
  color: var(--bg);
  box-shadow: 0 0 25px var(--accent-glow);
}

/* ── Loading Screen ──────────────────────────────────────────── */
#loader {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
#loader.hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}
#loader-matrix-canvas {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  opacity: 0.15;
}
#loader-content {
  position: relative;
  z-index: 2;
  text-align: center;
}
#loader-text {
  font-family: var(--font-mono);
  font-size: 1.4rem;
  color: var(--primary);
  margin-bottom: 24px;
  letter-spacing: 3px;
}
.loader-bracket {
  color: var(--text-dim);
}
#loader-bar {
  width: 300px;
  height: 4px;
  background: var(--surface-border);
  border-radius: 2px;
  overflow: hidden;
  margin: 0 auto;
}
#loader-bar-fill {
  width: 0%;
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  border-radius: 2px;
  transition: width 0.1s linear;
}

/* ── Matrix Rain Canvas ──────────────────────────────────────── */
#matrix-canvas {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  opacity: 0.08;
  z-index: 0;
  pointer-events: none;
}

/* ── Navigation ──────────────────────────────────────────────── */
#main-nav {
  position: fixed;
  top: 0; left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 255, 65, 0.08);
  z-index: 1000;
  transition: all var(--transition);
}
#main-nav.scrolled {
  background: rgba(10, 10, 15, 0.95);
  box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--primary) !important;
  letter-spacing: 1px;
}
.nav-logo-bracket {
  color: var(--accent);
}
.nav-logo-cursor {
  animation: blink 1s infinite step-end;
  color: var(--primary);
}
@keyframes blink {
  50% { opacity: 0; }
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 6px;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--text-dim);
  padding: 8px 14px;
  border-radius: 6px;
  transition: all var(--transition);
  letter-spacing: 0.5px;
  text-transform: uppercase;
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 50%;
  width: 0; height: 2px;
  background: var(--primary);
  transition: width var(--transition), left var(--transition);
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--primary);
}
.nav-links a.active::after,
.nav-links a:hover::after {
  width: 60%;
  left: 20%;
}

/* Mobile Nav Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 8px;
}
.nav-toggle-line {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: all var(--transition);
}
.nav-toggle.active .nav-toggle-line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.active .nav-toggle-line:nth-child(2) {
  opacity: 0;
}
.nav-toggle.active .nav-toggle-line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Sound Toggle */
.sound-toggle {
  background: none;
  border: 1px solid var(--surface-border);
  border-radius: 6px;
  color: var(--text-dim);
  padding: 6px 8px;
  transition: all var(--transition);
  display: flex;
  align-items: center;
}
.sound-toggle:hover {
  color: var(--primary);
  border-color: var(--primary);
}
.sound-toggle.active {
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: 0 0 10px var(--primary-glow);
}

/* ── HERO Section ────────────────────────────────────────────── */
.hero-section {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding-top: var(--nav-height);
  text-align: center;
  position: relative;
}

.hero-terminal {
  width: min(700px, 90vw);
  margin-bottom: 40px;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--surface-border);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), 0 0 40px var(--primary-glow);
  will-change: transform;
}

.terminal-header {
  background: var(--surface);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  border-bottom: 1px solid var(--surface-border);
}
.terminal-dots {
  display: flex;
  gap: 8px;
}
.dot {
  width: 12px; height: 12px;
  border-radius: 50%;
}
.dot-red { background: #FF5F57; }
.dot-yellow { background: #FFBD2E; }
.dot-green { background: #28C840; }
.terminal-title {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  flex: 1;
  text-align: center;
}

.terminal-body {
  background: rgba(13, 17, 23, 0.95);
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 1rem;
  line-height: 1.8;
  min-height: 120px;
}
.terminal-line {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.terminal-prompt {
  color: var(--primary);
  font-weight: 600;
  white-space: nowrap;
}
.terminal-command {
  color: var(--text-bright);
}
.terminal-cursor {
  color: var(--primary);
  animation: blink 0.8s infinite step-end;
  font-size: 1.1em;
}
.terminal-cursor-small {
  color: var(--primary);
  animation: blink 1s infinite step-end;
}

#hero-output {
  margin-top: 12px;
  color: var(--text);
  font-size: 0.9rem;
}
#hero-output .output-line {
  opacity: 0;
  animation: fadeLine 0.3s ease forwards;
}
@keyframes fadeLine {
  to { opacity: 1; }
}

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

.hero-name {
  font-family: var(--font-mono);
  font-size: clamp(2rem, 6vw, 4rem);
  font-weight: 900;
  color: var(--text-bright);
  letter-spacing: 4px;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 12px;
}

.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--primary);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.hero-tagline {
  font-size: 1rem;
  color: var(--text-dim);
  margin-bottom: 32px;
  letter-spacing: 1px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Hero Blog Link */
.hero-blog-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
  letter-spacing: 0.5px;
  text-decoration: none;
  border-bottom: 1px dashed rgba(0, 212, 255, 0.35);
  padding-bottom: 3px;
  transition: all var(--transition);
}
.hero-blog-link:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}
.hero-blog-slash {
  color: var(--accent);
  font-weight: 700;
}
.hero-blog-arrow {
  display: inline-block;
  transition: transform var(--transition);
}
.hero-blog-link:hover .hero-blog-arrow {
  transform: translateX(5px);
}

/* Scroll Indicator */
.scroll-indicator {
  position: absolute;
  bottom: 30px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  animation: scrollBounce 2s ease-in-out infinite;
}
.scroll-arrow {
  font-size: 1.5rem;
  color: var(--primary);
}
.scroll-text {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 2px;
}
@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ── ABOUT Section ───────────────────────────────────────────── */
.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 50px;
  align-items: start;
}
.about-text p {
  margin-bottom: 16px;
  font-size: 1.02rem;
  color: var(--text);
}
.about-education {
  font-family: var(--font-mono);
  font-size: 0.9rem !important;
  padding: 14px 18px;
  background: var(--surface);
  border-left: 3px solid var(--primary);
  border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.stat-card {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: var(--border-radius);
  padding: 28px 20px;
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.stat-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: transform var(--transition-slow);
  transform-origin: left;
}
.stat-card:hover::before {
  transform: scaleX(1);
}
.stat-card:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 30px rgba(0, 255, 65, 0.08);
  transform: translateY(-4px);
}

.stat-number {
  display: block;
  font-family: var(--font-mono);
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1.2;
  text-shadow: 0 0 20px var(--primary-glow);
}
.stat-label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 8px;
}

/* ── SKILLS Section (Category Cards) ─────────────────────────── */
.skills-categories {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  max-width: 960px;
  margin: 0 auto;
}

.skill-category {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  padding: 28px;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.skill-category::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-slow);
}
.skill-category:hover::before {
  transform: scaleX(1);
}
.skill-category:hover {
  border-color: rgba(0, 255, 65, 0.3);
  box-shadow: 0 8px 32px rgba(0, 255, 65, 0.06);
  transform: translateY(-3px);
}

.skill-cat-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
}
.skill-cat-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 3px;
  padding: 4px 14px;
  border: 1px solid rgba(0, 255, 65, 0.25);
  border-radius: 4px;
  background: rgba(0, 255, 65, 0.05);
  white-space: nowrap;
}
.skill-cat-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(0, 255, 65, 0.2), transparent);
}

.skill-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.skill-pill {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text);
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.025);
  border: 1px solid var(--surface-border);
  border-radius: 6px;
  transition: all var(--transition);
  cursor: default;
}
.skill-pill::before {
  content: '> ';
  color: var(--primary);
  font-weight: 700;
}
.skill-pill:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0, 255, 65, 0.06);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 255, 65, 0.08);
}

/* ── EXPERIENCE (Timeline) ───────────────────────────────────── */
.timeline {
  position: relative;
  max-width: 800px;
  margin: 40px auto 0;
}

.timeline-item {
  display: flex;
  gap: 24px;
  margin-bottom: 32px;
  position: relative;
}

.timeline-connector {
  display: flex;
  flex-direction: column;
  align-items: center;
  flex-shrink: 0;
  width: 24px;
}
.timeline-dot {
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--primary);
  box-shadow: 0 0 12px var(--primary-glow-strong);
  flex-shrink: 0;
  z-index: 2;
  margin-top: 20px;
}
.timeline-line {
  width: 2px;
  flex: 1;
  background: linear-gradient(180deg, var(--primary), transparent);
  margin-top: 4px;
}

/* Terminal-styled cards */
.terminal-card {
  flex: 1;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  overflow: hidden;
  transition: all var(--transition);
}
.terminal-card:hover {
  border-color: var(--primary);
  box-shadow: 0 10px 40px rgba(0, 255, 65, 0.06);
  transform: translateX(4px);
}
.terminal-card.card-leadership {
  border-color: rgba(0, 212, 255, 0.2);
}
.terminal-card.card-leadership:hover {
  border-color: var(--accent);
  box-shadow: 0 10px 40px rgba(0, 212, 255, 0.06);
}

.terminal-card-body {
  padding: 20px 24px;
}

.exp-role {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 4px;
}
.exp-company {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--primary);
  margin-bottom: 4px;
}
.exp-date {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  margin-bottom: 12px;
}
.exp-details li {
  position: relative;
  padding-left: 18px;
  font-size: 0.9rem;
  color: var(--text);
  margin-bottom: 6px;
}
.exp-details li::before {
  content: '>';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-family: var(--font-mono);
  font-weight: 700;
}

/* ── PROJECTS (Flip Cards) ───────────────────────────────────── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}

.project-flip-card {
  perspective: 1000px;
  height: 340px;
}
.flip-card-inner {
  position: relative;
  width: 100%;
  height: 100%;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
  will-change: transform;
}
.project-flip-card:hover .flip-card-inner {
  transform: rotateY(180deg);
}

.flip-card-front, .flip-card-back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
  border-radius: 16px;
  overflow: hidden;
}

/* Glassmorphism front */
.flip-card-front {
  background: rgba(13, 17, 23, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(0, 255, 65, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 32px;
  text-align: center;
}
.flip-card-front::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: linear-gradient(135deg, rgba(0,255,65,0.03) 0%, transparent 50%, rgba(0,212,255,0.03) 100%);
  pointer-events: none;
}

.flip-card-back {
  background: var(--surface);
  border: 1px solid var(--primary);
  transform: rotateY(180deg);
  padding: 28px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  box-shadow: 0 0 30px var(--primary-glow);
}

.project-icon-code {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 900;
  color: var(--primary);
  letter-spacing: 3px;
  margin-bottom: 20px;
  padding: 14px 22px;
  border: 2px solid rgba(0, 255, 65, 0.3);
  border-radius: 10px;
  background: rgba(0, 255, 65, 0.05);
  text-shadow: 0 0 20px var(--primary-glow);
  box-shadow: 0 0 20px rgba(0, 255, 65, 0.08);
  position: relative;
}
.project-icon-code::before {
  content: '> ';
  color: var(--accent);
  font-size: 1rem;
}
.project-name {
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--text-bright);
  margin-bottom: 8px;
}
.project-brief {
  font-size: 0.9rem;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.flip-hint {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  opacity: 0.6;
  position: absolute;
  bottom: 20px;
}

.project-details {
  margin-bottom: 16px;
}
.project-details li {
  position: relative;
  padding-left: 16px;
  font-size: 0.88rem;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.4;
}
.project-details li::before {
  content: '►';
  position: absolute;
  left: 0;
  color: var(--primary);
  font-size: 0.7rem;
  top: 2px;
}

.project-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 10px;
  background: rgba(0, 255, 65, 0.08);
  border: 1px solid rgba(0, 255, 65, 0.2);
  border-radius: 4px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* GitHub link on project back */
.project-github-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--accent);
  border: 1px solid rgba(0, 212, 255, 0.3);
  padding: 6px 14px;
  border-radius: 6px;
  text-decoration: none;
  transition: all var(--transition);
  width: fit-content;
}
.project-github-link:hover {
  background: rgba(0, 212, 255, 0.1);
  border-color: var(--accent);
  box-shadow: 0 0 16px rgba(0, 212, 255, 0.2);
  color: var(--accent);
}
.tag {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 4px 10px;
  background: rgba(0, 255, 65, 0.08);
  border: 1px solid rgba(0, 255, 65, 0.2);
  border-radius: 4px;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* ── CTF Achievements (Leaderboard) ──────────────────────────── */
.ctf-leaderboard {
  overflow-x: auto;
  border-radius: 12px;
  border: 1px solid var(--surface-border);
  background: var(--surface);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.leaderboard-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
}
.leaderboard-table thead {
  background: rgba(0, 255, 65, 0.05);
  border-bottom: 2px solid var(--primary);
}
.leaderboard-table th {
  padding: 16px 20px;
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  letter-spacing: 2px;
  text-align: left;
}
.leaderboard-table td {
  padding: 14px 20px;
  font-size: 0.9rem;
  color: var(--text);
  border-bottom: 1px solid rgba(26, 35, 50, 0.5);
}
.leaderboard-table tbody tr {
  transition: all var(--transition);
}
.leaderboard-table tbody tr:hover {
  background: rgba(0, 255, 65, 0.03);
}

.rank-badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 0.8rem;
  font-weight: 700;
  white-space: nowrap;
}
.rank-1 {
  background: rgba(255, 215, 0, 0.12);
  color: #FFD700;
  border: 1px solid rgba(255, 215, 0, 0.25);
  text-shadow: 0 0 10px rgba(255, 215, 0, 0.3);
}
.rank-2 {
  background: rgba(192, 192, 192, 0.12);
  color: #C0C0C0;
  border: 1px solid rgba(192, 192, 192, 0.25);
}
.rank-3 {
  background: rgba(205, 127, 50, 0.12);
  color: #CD7F32;
  border: 1px solid rgba(205, 127, 50, 0.25);
}
.rank-elite {
  background: rgba(0, 212, 255, 0.1);
  color: var(--accent);
  border: 1px solid rgba(0, 212, 255, 0.25);
  text-shadow: 0 0 8px rgba(0, 212, 255, 0.3);
}
.rank-qual {
  background: rgba(0, 255, 65, 0.08);
  color: var(--primary);
  border: 1px solid rgba(0, 255, 65, 0.2);
}

/* ── CERTIFICATIONS (Horizontal Scroll) ──────────────────────── */
.certs-scroll-container {
  overflow-x: auto;
  padding-bottom: 16px;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) var(--surface);
}
.certs-scroll-container::-webkit-scrollbar {
  height: 6px;
}
.certs-scroll-container::-webkit-scrollbar-track {
  background: var(--surface);
  border-radius: 3px;
}
.certs-scroll-container::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 3px;
}

.certs-scroll-track {
  display: flex;
  gap: 20px;
  padding: 8px 0;
  min-width: max-content;
}

.cert-card {
  min-width: 280px;
  max-width: 320px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  border-radius: 12px;
  padding: 28px 24px;
  text-align: center;
  transition: all var(--transition);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
}
.cert-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  transform: scaleX(0);
  transition: transform var(--transition-slow);
  transform-origin: left;
}
.cert-card:hover {
  border-color: var(--primary);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(0, 255, 65, 0.08);
}
.cert-card:hover::after {
  transform: scaleX(1);
}

.cert-badge {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: auto;
  min-height: 100px;
  background: transparent;
  border: none;
  overflow: visible;
}
.cert-badge img {
  width: 90px;
  height: 90px;
  object-fit: contain;
  object-position: center;
  filter: drop-shadow(0 4px 12px rgba(0, 255, 65, 0.15));
}
.cert-name {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-bright);
  margin-bottom: 8px;
  line-height: 1.4;
}
.cert-issuer {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--primary);
}

/* ── CONTACT Section ─────────────────────────────────────────── */
.contact-terminal {
  max-width: 700px;
  margin: 0 auto;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--surface-border);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.4);
}

.contact-body {
  padding: 32px !important;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.contact-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
  padding: 20px 16px;
  border-radius: var(--border-radius);
  background: rgba(0, 255, 65, 0.02);
  border: 1px solid var(--surface-border);
  transition: all var(--transition);
  text-decoration: none;
}
.contact-item:hover {
  border-color: var(--primary);
  background: rgba(0, 255, 65, 0.05);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 255, 65, 0.06);
}

.contact-icon {
  font-size: 1.5rem;
}
.contact-label {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 1.5px;
}
.contact-value {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--text);
  word-break: break-word;
}

/* ── Footer ──────────────────────────────────────────────────── */
#footer {
  padding: 40px 0;
  text-align: center;
  border-top: 1px solid var(--surface-border);
  background: var(--bg-alt);
}
.footer-text {
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.footer-prompt {
  color: var(--primary);
  font-weight: 700;
}
.footer-sub {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--text-dim);
  opacity: 0.6;
}

/* ── Easter Egg (Access Granted) Overlay ─────────────────────── */
.hackme-overlay {
  position: fixed;
  top: 0; left: 0;
  width: 100vw; height: 100vh;
  background: rgba(0, 0, 0, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s ease;
}
.hackme-overlay.active {
  opacity: 1;
  visibility: visible;
}
.hackme-terminal {
  width: min(600px, 90vw);
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--primary);
  box-shadow: 0 0 60px var(--primary-glow-strong), 0 0 120px var(--primary-glow);
  animation: hackPulse 2s ease-in-out infinite;
}
@keyframes hackPulse {
  0%, 100% { box-shadow: 0 0 60px var(--primary-glow-strong), 0 0 120px var(--primary-glow); }
  50% { box-shadow: 0 0 80px var(--primary-glow-strong), 0 0 160px var(--primary-glow); }
}
.hackme-body {
  background: var(--bg);
  padding: 32px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: var(--primary);
  line-height: 1.8;
  min-height: 200px;
}

/* ── Cursor Trail (6 dots) ───────────────────────────────────── */
.cursor-dot {
  position: fixed;
  width: 6px; height: 6px;
  background: var(--primary);
  border-radius: 50%;
  pointer-events: none;
  z-index: 9998;
  opacity: 0;
  transition: opacity 0.15s;
  box-shadow: 0 0 6px var(--primary);
  will-change: transform, opacity;
}

/* ── Reveal-up Animation Class ───────────────────────────────── */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-up.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* ── Career Gallery ──────────────────────────────────────────── */

/* Filter Buttons */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-bottom: 28px;
}
.filter-btn {
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-dim);
  padding: 10px 20px;
  border-radius: 30px;
  font-family: var(--font-mono);
  font-size: 0.82rem;
  cursor: crosshair;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
  overflow: hidden;
}
.filter-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--primary-glow), transparent);
  opacity: 0;
  transition: opacity var(--transition);
}
.filter-btn:hover {
  border-color: var(--primary-dim);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: 0 4px 20px var(--primary-glow);
}
.filter-btn:hover::before {
  opacity: 1;
}
.filter-btn.active {
  background: linear-gradient(135deg, rgba(0,255,65,0.12), rgba(0,212,255,0.08));
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 20px var(--primary-glow), inset 0 0 20px var(--primary-glow);
}
.filter-icon {
  font-size: 1rem;
  position: relative;
  z-index: 1;
}

/* ── Horizontal Scroll Gallery Strip ─────────────────────────── */
.gallery-masonry {
  display: flex;
  gap: 14px;
  overflow-x: auto;
  padding-bottom: 18px;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: var(--primary) var(--surface);
}
.gallery-masonry::-webkit-scrollbar {
  height: 5px;
}
.gallery-masonry::-webkit-scrollbar-track {
  background: var(--surface);
  border-radius: 3px;
}
.gallery-masonry::-webkit-scrollbar-thumb {
  background: var(--primary);
  border-radius: 3px;
}

.gallery-item {
  flex: 0 0 260px;
  height: 220px;
  scroll-snap-align: start;
  position: relative;
  border-radius: var(--border-radius);
  overflow: hidden;
  cursor: pointer;
  border: 1px solid var(--surface-border);
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  animation: galleryFadeIn 0.6s ease forwards;
  opacity: 0;
}
/* Force uniform size — override tall/wide variants */
.gallery-item.tall,
.gallery-item.wide {
  flex: 0 0 260px;
  height: 220px;
}
.gallery-item:nth-child(1)  { animation-delay: 0.05s; }
.gallery-item:nth-child(2)  { animation-delay: 0.1s; }
.gallery-item:nth-child(3)  { animation-delay: 0.15s; }
.gallery-item:nth-child(4)  { animation-delay: 0.2s; }
.gallery-item:nth-child(5)  { animation-delay: 0.25s; }
.gallery-item:nth-child(6)  { animation-delay: 0.3s; }
.gallery-item:nth-child(7)  { animation-delay: 0.35s; }
.gallery-item:nth-child(8)  { animation-delay: 0.4s; }
.gallery-item:nth-child(n+9) { animation-delay: 0.45s; }

@keyframes galleryFadeIn {
  from { opacity: 0; transform: scale(0.95) translateY(20px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}

.gallery-item.hidden {
  display: none;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1), filter 0.4s ease;
  filter: saturate(0.7) brightness(0.85);
}

.gallery-item:hover {
  border-color: var(--primary);
  box-shadow: 0 8px 40px rgba(0,255,65,0.15), 0 0 1px var(--primary);
  z-index: 2;
}
.gallery-item:hover img {
  transform: scale(1.08);
  filter: saturate(1) brightness(1);
}

/* Overlay on hover */
.gallery-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 40px 16px 16px;
  background: linear-gradient(transparent, rgba(0,0,0,0.85) 50%);
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
}
.gallery-tag {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--bg);
  background: var(--primary);
  padding: 3px 10px;
  border-radius: 20px;
  display: inline-block;
  width: fit-content;
  font-weight: 600;
  letter-spacing: 0.5px;
}
.gallery-caption {
  font-size: 0.82rem;
  color: var(--text-bright);
  font-weight: 500;
  line-height: 1.4;
}

/* Matrix scanline on gallery images */
.gallery-scanline {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  opacity: 0;
  transition: opacity 0.3s;
  box-shadow: 0 0 10px var(--primary), 0 0 30px var(--primary-glow);
  animation: scanlineMove 3s linear infinite;
  pointer-events: none;
}
.gallery-item:hover .gallery-scanline {
  opacity: 0.6;
}
@keyframes scanlineMove {
  0%   { top: 0; }
  100% { top: 100%; }
}

/* Gallery Scroll Hint */
.gallery-scroll-hint {
  text-align: center;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--text-dim);
}
.counter-prompt {
  color: var(--primary);
  font-weight: 700;
}
#visible-count {
  color: var(--primary);
  font-weight: 700;
}
.scroll-hint-text {
  color: var(--accent);
  font-size: 0.78rem;
  opacity: 0.75;
  animation: hintPulse 2.5s ease-in-out infinite;
}
@keyframes hintPulse {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* ── Lightbox ────────────────────────────────────────────────── */
.lightbox-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.95);
  z-index: 10001;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
  backdrop-filter: blur(20px);
}
.lightbox-overlay.active {
  opacity: 1;
  pointer-events: all;
}
.lightbox-content {
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 16px;
}
.lightbox-image {
  max-width: 90vw;
  max-height: 78vh;
  object-fit: contain;
  border-radius: var(--border-radius);
  border: 2px solid var(--surface-border);
  box-shadow: 0 0 60px rgba(0,255,65,0.1);
  transform: scale(0.9);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.lightbox-overlay.active .lightbox-image {
  transform: scale(1);
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 30px;
  background: none;
  border: 2px solid var(--surface-border);
  color: var(--text);
  font-size: 2rem;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  cursor: crosshair;
  transition: all var(--transition);
  z-index: 10;
}
.lightbox-close:hover {
  border-color: var(--primary);
  color: var(--primary);
  box-shadow: 0 0 20px var(--primary-glow);
  transform: rotate(90deg);
}
.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(0,0,0,0.5);
  border: 1px solid var(--surface-border);
  color: var(--text);
  font-size: 2.5rem;
  width: 50px;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--border-radius);
  cursor: crosshair;
  transition: all var(--transition);
  z-index: 10;
}
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-nav:hover {
  border-color: var(--primary);
  color: var(--primary);
  background: rgba(0,255,65,0.08);
  box-shadow: 0 0 20px var(--primary-glow);
}
.lightbox-info {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}
.lightbox-caption-text {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text);
  max-width: 600px;
}
.lightbox-index {
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--primary-dim);
}

/* ── Mobile Responsive ───────────────────────────────────────── */
@media (max-width: 768px) {
  :root {
    --section-padding: 70px 0;
  }

  .nav-toggle {
    display: flex;
  }
  .nav-links {
    position: absolute;
    top: var(--nav-height);
    left: 0;
    width: 100%;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 16px 24px;
    gap: 4px;
    border-bottom: 1px solid var(--surface-border);
    transform: translateY(-110%);
    opacity: 0;
    transition: all var(--transition);
    pointer-events: none;
  }
  .nav-links.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav-links a {
    width: 100%;
    text-align: left;
    padding: 12px 16px;
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

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

  .hero-name {
    letter-spacing: 2px;
  }

  .timeline-item {
    gap: 16px;
  }

  .flip-hint {
    display: none;
  }
  /* Touch: tap to flip */
  .project-flip-card.tapped .flip-card-inner {
    transform: rotateY(180deg);
  }

  .cursor-dot {
    display: none;
  }

  /* Gallery responsive — uniform card size */
  .gallery-item,
  .gallery-item.tall,
  .gallery-item.wide {
    flex: 0 0 200px;
    height: 200px;
  }
  .filter-btn {
    padding: 8px 14px;
    font-size: 0.75rem;
  }
  .gallery-overlay {
    transform: translateY(0);
    padding: 24px 12px 12px;
    background: linear-gradient(transparent 0%, rgba(0,0,0,0.8) 40%);
  }
  .gallery-tag {
    font-size: 0.65rem;
  }
  .gallery-caption {
    font-size: 0.72rem;
  }

  /* Lightbox responsive */
  .lightbox-nav {
    width: 36px;
    height: 50px;
    font-size: 1.8rem;
  }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
  .lightbox-close {
    top: 12px;
    right: 12px;
    width: 36px;
    height: 36px;
    font-size: 1.5rem;
  }
}

@media (max-width: 480px) {
  .about-stats {
    grid-template-columns: 1fr;
  }
  .stat-card {
    padding: 20px 16px;
  }
  .certs-scroll-track {
    gap: 12px;
  }
  .cert-card {
    min-width: 240px;
    padding: 20px 16px;
  }

  /* Gallery mobile — uniform card size */
  .gallery-item,
  .gallery-item.tall,
  .gallery-item.wide {
    flex: 0 0 170px;
    height: 170px;
  }
  .gallery-filters {
    gap: 6px;
  }
  .filter-btn {
    padding: 6px 12px;
    font-size: 0.7rem;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
}