/* ============================================
   ERFAN KAZEMI — GTA 6 × APPLE PORTFOLIO
   Design System & Styles
   ============================================ */

/* --- Google Fonts --- */
@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500;700&display=swap');

/* --- CSS Custom Properties (Design Tokens) --- */
:root {
  /* Classy Tech Palette (Bright & IT Vibe) */
  --neon-pink: #0052cc;     /* Deep Blue */
  --neon-cyan: #0073e6;     /* Bright Blue */
  --neon-purple: #172b4d;   /* Navy / Dark Slate */
  --neon-orange: #008da6;   /* Teal */
  --neon-green: #00875a;    /* Emerald */

  /* Bright Classy Mode */
  --dark-bg: #f8fafc;       /* Very light grey */
  --dark-surface: #ffffff;  /* Pure white */
  --dark-elevated: #e2e8f0; /* Slight gray for elevation */
  --card-glass: rgba(255, 255, 255, 0.85);
  --card-glass-hover: rgba(255, 255, 255, 1);
  --card-border: rgba(15, 23, 42, 0.08);
  --card-border-hover: rgba(0, 82, 204, 0.2);

  /* Text - Inverted for light background */
  --text-primary: #0f172a;  /* Dark slate */
  --text-secondary: #334155;/* Medium slate */
  --text-muted: #64748b;    /* Light slate */
  --text-accent: var(--neon-cyan);

  /* Typography */
  --font-display: 'Oswald', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  /* Spacing */
  --section-padding: clamp(80px, 12vh, 140px);
  --container-max: 1200px;
  --container-padding: clamp(20px, 5vw, 60px);

  /* Transitions */
  --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
  --transition-fast: 0.2s var(--ease-out-expo);
  --transition-medium: 0.4s var(--ease-out-expo);
  --transition-slow: 0.8s var(--ease-out-expo);

  /* Glow - Subdued drop shadows for light theme */
  --glow-pink: 0 8px 24px rgba(0, 82, 204, 0.15);
  --glow-cyan: 0 8px 24px rgba(0, 115, 230, 0.15);
  --glow-purple: 0 8px 24px rgba(23, 43, 77, 0.15);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-size: 16px;
}

/* Scroll Progress Bar */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0%;
  background: linear-gradient(90deg, var(--neon-pink), var(--neon-cyan));
  z-index: 10001;
  transition: width 0.1s linear;
  box-shadow: 0 0 10px rgba(0, 82, 204, 0.5);
}

body {
  font-family: var(--font-body);
  background-color: var(--dark-bg);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
}

/* Selection */
::selection {
  background: rgba(255, 45, 120, 0.3);
  color: var(--text-primary);
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--dark-bg);
}

::-webkit-scrollbar-thumb {
  background: rgba(255, 45, 120, 0.3);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(255, 45, 120, 0.5);
}

/* --- Utility Classes --- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--container-padding);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Section Reveal Animation (Apple-style scroll-driven) --- */
.reveal {
  opacity: 0;
  will-change: transform, opacity, filter;
  transform-origin: center center;
  backface-visibility: hidden;
  -webkit-backface-visibility: hidden;
}

/* No longer using CSS transitions — JS drives transforms per-frame */
.reveal.visible {
  /* JS handles opacity and transforms directly */
}

.reveal-delay-1,
.reveal-delay-2,
.reveal-delay-3,
.reveal-delay-4,
.reveal-delay-5 {
  /* Delays are handled in JS stagger logic */
}

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background var(--transition-medium), backdrop-filter var(--transition-medium);
}

.nav.scrolled {
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px) saturate(1.8);
  -webkit-backdrop-filter: blur(20px) saturate(1.8);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-primary);
  text-decoration: none;
  position: relative;
}

.nav-logo span {
  color: var(--neon-pink);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 32px;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-body);
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: color var(--transition-fast);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background: var(--neon-pink);
  transition: width var(--transition-medium);
}

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

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

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: transform var(--transition-fast), opacity var(--transition-fast);
}

.nav-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  position: relative;
  background-color: transparent;
  overflow: hidden;
  padding: 120px var(--container-padding) 80px;
}

/* Hero content pinned for dissolve effect */
.hero-content {
  will-change: transform, opacity, filter;
  transform-origin: center center;
  backface-visibility: hidden;
}

/* Global Animated Background */
.site-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background-color: var(--dark-bg);
  overflow: hidden;
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 45, 120, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 45, 120, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridMove 20s linear infinite;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
}

@keyframes gridMove {
  0% { transform: translate(0, 0); }
  100% { transform: translate(60px, 60px); }
}

/* Scanline Overlay */
.hero-scanlines {
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    rgba(0, 0, 0, 0.03) 0px,
    rgba(0, 0, 0, 0.03) 1px,
    transparent 1px,
    transparent 3px
  );
  pointer-events: none;
  z-index: 1;
}

/* Gradient orbs */
.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: orbFloat 12s ease-in-out infinite;
}

.hero-orb--pink {
  width: 400px;
  height: 400px;
  background: var(--neon-pink);
  top: 10%;
  right: -5%;
  animation-delay: 0s;
}

.hero-orb--cyan {
  width: 350px;
  height: 350px;
  background: var(--neon-cyan);
  bottom: 10%;
  left: -5%;
  animation-delay: -4s;
}

.hero-orb--purple {
  width: 300px;
  height: 300px;
  background: var(--neon-purple);
  top: 40%;
  left: 30%;
  animation-delay: -8s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(30px, -20px) scale(1.05); }
  66% { transform: translate(-20px, 20px) scale(0.95); }
}

/* Hero Content */
.hero-content {
  position: relative;
  z-index: 2;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255, 45, 120, 0.08);
  border: 1px solid rgba(255, 45, 120, 0.2);
  border-radius: 100px;
  padding: 8px 20px;
  margin-bottom: 32px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-pink);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.hero-badge .dot {
  width: 6px;
  height: 6px;
  background: var(--neon-pink);
  border-radius: 50%;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-name {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 700;
  letter-spacing: 6px;
  text-transform: uppercase;
  line-height: 1;
  margin-bottom: 24px;
  position: relative;
}

.hero-name .first {
  display: block;
  color: var(--text-primary);
  animation: glitchText 4s ease-in-out infinite;
}

.hero-name .last {
  display: block;
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple), var(--neon-cyan));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: drop-shadow(0 0 30px rgba(255, 45, 120, 0.3));
}

@keyframes glitchText {
  0%, 93%, 100% { transform: translate(0); }
  94% { transform: translate(-2px, 1px); }
  95% { transform: translate(2px, -1px); }
  96% { transform: translate(-1px, -1px); }
  97% { transform: translate(1px, 2px); }
}

.hero-tagline {
  font-family: var(--font-body);
  font-size: clamp(1rem, 2vw, 1.25rem);
  font-weight: 300;
  color: var(--text-secondary);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 48px;
}

.hero-tagline span {
  color: var(--neon-cyan);
  font-weight: 500;
}

/* Hero CTA Buttons */
.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 64px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.5px;
  transition: all var(--transition-medium);
  cursor: pointer;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
  color: white;
  box-shadow: 0 4px 20px rgba(255, 45, 120, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-pink);
}

.btn-secondary {
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  color: var(--text-primary);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: var(--card-glass-hover);
  border-color: var(--neon-cyan);
  box-shadow: var(--glow-cyan);
  transform: translateY(-2px);
}

/* Scroll Indicator */
.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 2;
}

.hero-scroll span {
  font-size: 0.6875rem;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--neon-pink), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; transform: scaleY(0.5); }
  50% { opacity: 1; transform: scaleY(1); }
}

/* ============================================
   SECTION HEADERS (Apple Style)
   ============================================ */
.section {
  padding: var(--section-padding) 0;
  position: relative;
  min-height: 100vh;
  background-color: transparent;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.section-title {
  will-change: transform, opacity, filter;
  transform-origin: center center;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--neon-pink);
  letter-spacing: 4px;
  text-transform: uppercase;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  width: 24px;
  height: 1px;
  background: var(--neon-pink);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 16px;
  will-change: transform, opacity, filter;
  transform-origin: center left;
}

.section-subtitle {
  font-size: 1.0625rem;
  font-weight: 400;
  color: var(--text-secondary);
  max-width: 600px;
  line-height: 1.7;
}

/* ============================================
   ABOUT SECTION (Terminal Style)
   ============================================ */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
  align-items: center; /* Fixed positioning to center nicely */
}

.terminal {
  background: #0f172a; /* Solid dark for standard terminal feel */
  border: 1px solid rgba(0, 0, 0, 0.1);
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.terminal-header {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 20px;
  background: rgba(255, 255, 255, 0.05); /* Slight highlight on dark bg */
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.terminal-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.terminal-dot--red { background: #FF5F57; }
.terminal-dot--yellow { background: #FEBC2E; }
.terminal-dot--green { background: #28C840; }

.terminal-title {
  margin-left: 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.terminal-body {
  padding: 24px;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.8;
  color: var(--neon-green);
  min-height: 280px;
}

.terminal-line {
  margin-bottom: 4px;
  opacity: 0;
  animation: typeLine 0.3s ease forwards;
}

.terminal-line.visible {
  opacity: 1;
}

.terminal-prompt {
  color: var(--neon-cyan);
}

.terminal-comment {
  color: var(--text-muted);
}

.terminal-string {
  color: var(--neon-pink);
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 16px;
  background: var(--neon-green);
  animation: blink 1s step-end infinite;
  vertical-align: text-bottom;
}

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

@keyframes typeLine {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

/* About Info Cards */
.about-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.info-card {
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  padding: 24px;
  transition: all var(--transition-medium);
  backdrop-filter: blur(10px);
}

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

.info-card-icon {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.info-card-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.info-card-value {
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
}

.info-card-sub {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* ============================================
   CERTIFICATIONS SECTION
   ============================================ */
.cert-gallery {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 40px;
  margin-top: 60px;
  perspective: 1000px;
}

.cert-photo {
  position: relative;
  background: white;
  padding: 16px 16px 80px 16px;
  border-radius: 4px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.1), 0 5px 15px rgba(0,0,0,0.05);
  transition: transform 0.4s var(--ease-out-expo), z-index 0s;
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cert-photo-inner {
  cursor: pointer;
  display: block;
}

.cert-photo img {
  max-width: 320px;
  max-height: 250px;
  object-fit: cover;
  border: 1px solid rgba(0,0,0,0.05);
  display: block;
}

.cert-photo-caption {
  font-family: var(--font-display);
  text-align: center;
  margin-top: 16px;
  font-size: 1.1rem;
  color: #333;
  position: absolute;
  bottom: 42px;
  width: calc(100% - 32px);
}

.cert-verify-btn {
  position: absolute;
  bottom: 10px;
  left: 50%;
  transform: translateX(-50%);
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 14px;
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-cyan));
  color: white;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-decoration: none;
  border-radius: 100px;
  white-space: nowrap;
  transition: all var(--transition-fast);
  box-shadow: 0 2px 8px rgba(0, 82, 204, 0.25);
  z-index: 5;
}

.cert-verify-btn:hover {
  transform: translateX(-50%) translateY(-1px);
  box-shadow: 0 4px 16px rgba(0, 82, 204, 0.4);
  filter: brightness(1.1);
}

.cert-verify-btn svg {
  flex-shrink: 0;
}

.cert-photo:hover {
  transform: translateY(-20px) scale(1.05) rotate(0deg) !important;
  z-index: 20;
  box-shadow: 0 25px 50px rgba(0,0,0,0.15), 0 15px 25px rgba(0,82,204,0.15);
}

.cert-status--active {
  background: rgba(57, 255, 20, 0.1);
  color: var(--neon-green);
  border: 1px solid rgba(57, 255, 20, 0.2);
}

.cert-status--progress {
  background: rgba(176, 38, 255, 0.1);
  color: var(--neon-purple);
  border: 1px solid rgba(176, 38, 255, 0.2);
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 48px;
}

.skill-category {
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 32px;
  transition: background var(--transition-medium), border-color var(--transition-medium), box-shadow var(--transition-medium);
  backdrop-filter: blur(10px);
  will-change: transform, opacity;
  transform-origin: center center;
}

.skill-category:hover {
  background: var(--card-glass-hover);
  border-color: var(--card-border-hover);
  transform: translateY(-2px);
}

.skill-category-icon {
  font-size: 1.5rem;
  margin-bottom: 16px;
}

.skill-category-name {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--text-primary);
  margin-bottom: 20px;
}

.skill-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.skill-tag {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 8px;
  padding: 6px 14px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}

.skill-tag:hover {
  background: rgba(0, 240, 255, 0.08);
  border-color: rgba(0, 240, 255, 0.2);
  color: var(--neon-cyan);
}

/* ============================================
   EXPERIENCE SECTION (GTA Mission Timeline)
   ============================================ */
.timeline {
  margin-top: 48px;
  position: relative;
  padding-left: 40px;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(to bottom, var(--neon-pink), var(--neon-purple), var(--neon-cyan), transparent);
}

.timeline-item {
  position: relative;
  margin-bottom: 48px;
  will-change: transform, opacity;
}

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

.timeline-dot {
  position: absolute;
  left: -33px;
  top: 8px;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--dark-bg);
  border: 2px solid var(--neon-pink);
  box-shadow: 0 0 12px rgba(255, 45, 120, 0.4);
  z-index: 1;
}

.timeline-item:nth-child(2) .timeline-dot {
  border-color: var(--neon-purple);
  box-shadow: 0 0 12px rgba(176, 38, 255, 0.4);
}

.timeline-item:nth-child(3) .timeline-dot {
  border-color: var(--neon-cyan);
  box-shadow: 0 0 12px rgba(0, 240, 255, 0.4);
}

.mission-card {
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 32px;
  transition: all var(--transition-medium);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.mission-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
}

.timeline-item:nth-child(1) .mission-card::before {
  background: linear-gradient(90deg, var(--neon-pink), transparent);
}
.timeline-item:nth-child(2) .mission-card::before {
  background: linear-gradient(90deg, var(--neon-purple), transparent);
}
.timeline-item:nth-child(3) .mission-card::before {
  background: linear-gradient(90deg, var(--neon-cyan), transparent);
}

.mission-card:hover {
  background: var(--card-glass-hover);
  border-color: var(--card-border-hover);
  transform: translateX(4px);
}

.mission-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--neon-pink);
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.mission-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.mission-company {
  font-size: 1rem;
  font-weight: 500;
  color: var(--neon-cyan);
  margin-bottom: 4px;
}

.mission-date {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.mission-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.mission-list {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.75;
  margin-bottom: 16px;
  padding-left: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mission-list li {
  padding-left: 16px;
  position: relative;
}

.mission-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--neon-cyan);
  font-size: 0.75rem;
  top: 2px;
  font-family: var(--font-mono);
}

.mission-rewards {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.reward-badge {
  background: rgba(255, 45, 120, 0.06);
  border: 1px solid rgba(255, 45, 120, 0.15);
  border-radius: 8px;
  padding: 4px 12px;
  font-size: 0.6875rem;
  font-weight: 500;
  color: var(--neon-pink);
  letter-spacing: 0.5px;
}

/* ============================================
   FEATURED PROJECT (RentalHunt Capstone)
   ============================================ */
.featured-project {
  margin-top: 48px;
  margin-bottom: 48px;
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  overflow: hidden;
  backdrop-filter: blur(10px);
  position: relative;
  will-change: transform, opacity;
  transform-origin: center center;
}

.featured-project::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--neon-pink), var(--neon-purple), var(--neon-cyan));
  z-index: 1;
}

.featured-badge {
  position: absolute;
  top: 16px;
  left: 16px;
  z-index: 2;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 45, 120, 0.15);
  border: 1px solid rgba(255, 45, 120, 0.3);
  border-radius: 8px;
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 600;
  color: var(--neon-pink);
  letter-spacing: 2px;
  text-transform: uppercase;
}

.featured-layout {
  display: flex;
  flex-direction: column;
}

.featured-media {
  width: 100%;
  aspect-ratio: 16 / 9;
  position: relative;
  overflow: hidden;
  background: var(--dark-bg);
  border-bottom: 1px solid var(--card-border);
}

.featured-video {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  background: var(--dark-bg);
}

.featured-media-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0,0,0,0.2), transparent);
  pointer-events: none;
}

.featured-body {
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-type {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--neon-cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.featured-name {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.featured-subtitle {
  font-size: 0.875rem;
  color: var(--neon-purple);
  font-weight: 500;
  margin-bottom: 16px;
}

.featured-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.featured-contributions {
  margin-bottom: 20px;
}

.featured-contributions-title {
  font-size: 0.6875rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.featured-contributions-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.featured-contributions-list li {
  font-size: 0.8125rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
}

.featured-contributions-list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--neon-pink);
}

.featured-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.featured-gallery {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.featured-gallery-item {
  width: 80px;
  height: 56px;
  border-radius: 8px;
  border: 1px solid var(--card-border);
  overflow: hidden;
  cursor: pointer;
  transition: all var(--transition-fast);
  position: relative;
}

.featured-gallery-item:hover {
  border-color: var(--neon-cyan);
  box-shadow: var(--glow-cyan);
  transform: scale(1.05);
}

.featured-gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-gallery-item .gallery-label {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.5);
  font-size: 0.5rem;
  font-family: var(--font-mono);
  color: var(--neon-cyan);
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.featured-gallery-item:hover .gallery-label {
  opacity: 1;
}

.featured-links {
  display: flex;
  gap: 12px;
}

/* Lightbox Modal */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 10000;
  background: rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  justify-content: center;
  align-items: center;
  padding: 40px;
  cursor: pointer;
}

.lightbox.active {
  display: flex;
}

.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(0, 0, 0, 0.5);
  cursor: default;
}

.lightbox-content img,
.lightbox-content video {
  max-width: 100%;
  max-height: 85vh;
  display: block;
}

.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: white;
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-fast);
}

.lightbox-close:hover {
  background: rgba(255, 45, 120, 0.2);
  border-color: var(--neon-pink);
}

.lightbox-caption {
  text-align: center;
  margin-top: 16px;
  font-size: 0.875rem;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}

@media (max-width: 1024px) {
  .featured-layout {
    grid-template-columns: 1fr;
  }
  .featured-media {
    aspect-ratio: 16 / 9;
  }
}

@media (max-width: 768px) {
  .featured-body {
    padding: 24px;
  }
  .featured-name {
    font-size: 1.375rem;
  }
  .featured-gallery-item {
    width: 60px;
    height: 42px;
  }
}

/* ============================================
   PROJECTS SECTION (Wanted Board)
   ============================================ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.project-card {
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  overflow: hidden;
  transition: background var(--transition-medium), border-color var(--transition-medium), box-shadow var(--transition-medium);
  backdrop-filter: blur(10px);
  position: relative;
  display: flex;
  flex-direction: column;
  will-change: transform, opacity;
  transform-origin: center center;
}

.project-card:hover {
  background: var(--card-glass-hover);
  border-color: var(--card-border-hover);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.project-image {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-bottom: 1px solid var(--card-border);
  position: relative;
  background: linear-gradient(135deg, var(--dark-elevated), var(--dark-surface));
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.project-image-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.project-image-placeholder::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(255, 45, 120, 0.05),
    rgba(176, 38, 255, 0.05),
    rgba(0, 240, 255, 0.05)
  );
}

.project-image-placeholder .project-icon-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  padding: 20px;
  width: 100%;
  height: 100%;
  position: relative;
  z-index: 1;
}

.project-icon-grid .icon-line {
  height: 3px;
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.06);
}

.project-body {
  padding: 28px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-type {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--neon-cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.project-name {
  font-family: var(--font-display);
  font-size: 1.375rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.project-desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 20px;
  flex: 1;
}

.project-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
}

.stack-tag {
  background: rgba(0, 240, 255, 0.06);
  border: 1px solid rgba(0, 240, 255, 0.12);
  border-radius: 6px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--neon-cyan);
}

.project-links {
  display: flex;
  gap: 12px;
}

.project-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.8125rem;
  font-weight: 500;
  text-decoration: none;
  transition: all var(--transition-fast);
}

.project-link--github {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-secondary);
}

.project-link--github:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--text-secondary);
  color: var(--text-primary);
}

.project-link--live {
  background: rgba(255, 45, 120, 0.08);
  border: 1px solid rgba(255, 45, 120, 0.15);
  color: var(--neon-pink);
}

.project-link--live:hover {
  background: rgba(255, 45, 120, 0.15);
  border-color: var(--neon-pink);
  box-shadow: var(--glow-pink);
}

/* Private badge */
.project-private {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(176, 38, 255, 0.15);
  border: 1px solid rgba(176, 38, 255, 0.3);
  border-radius: 6px;
  padding: 4px 10px;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--neon-purple);
  letter-spacing: 1px;
  text-transform: uppercase;
  z-index: 2;
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact-section {
  background: linear-gradient(180deg, var(--dark-bg) 0%, rgba(255, 45, 120, 0.03) 50%, var(--dark-bg) 100%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 48px;
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.contact-link {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 16px;
  text-decoration: none;
  color: var(--text-primary);
  transition: background var(--transition-medium), border-color var(--transition-medium), box-shadow var(--transition-medium);
  backdrop-filter: blur(10px);
  will-change: transform, opacity;
}

.contact-link:hover {
  background: var(--card-glass-hover);
  border-color: var(--card-border-hover);
  transform: translateX(8px);
}

.contact-link-icon {
  width: 48px;
  height: 48px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-link-icon--linkedin { background: rgba(0, 119, 181, 0.15); color: #0077B5; }
.contact-link-icon--github { background: rgba(255, 255, 255, 0.08); color: var(--text-primary); }
.contact-link-icon--email { background: rgba(255, 45, 120, 0.1); color: var(--neon-pink); }

.contact-link-text {
  flex: 1;
}

.contact-link-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 2px;
}

.contact-link-value {
  font-size: 0.9375rem;
  font-weight: 500;
}

.contact-link-arrow {
  color: var(--text-muted);
  font-size: 1.25rem;
  transition: transform var(--transition-fast);
}

.contact-link:hover .contact-link-arrow {
  transform: translateX(4px);
  color: var(--neon-pink);
}

/* Contact Form */
.contact-form {
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 20px;
  padding: 36px;
  backdrop-filter: blur(10px);
  will-change: transform, opacity;
  transform-origin: center center;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 0.875rem;
  color: var(--text-primary);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
}

.form-input:focus,
.form-textarea:focus {
  border-color: var(--neon-pink);
  box-shadow: 0 0 0 3px rgba(255, 45, 120, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--text-muted);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

.form-submit {
  width: 100%;
  padding: 16px;
  background: linear-gradient(135deg, var(--neon-pink), var(--neon-purple));
  color: white;
  border: none;
  border-radius: 12px;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all var(--transition-medium);
  box-shadow: 0 4px 20px rgba(255, 45, 120, 0.2);
}

.form-submit:hover {
  transform: translateY(-2px);
  box-shadow: var(--glow-pink);
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
  padding: 32px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  text-align: center;
}

.footer-text {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.footer-text span {
  color: var(--neon-pink);
}

/* ============================================
   FLOATING PARTICLES (CSS-only)
   ============================================ */
.particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.particle {
  position: absolute;
  width: 2px;
  height: 2px;
  background: var(--neon-pink);
  border-radius: 50%;
  opacity: 0;
  animation: floatParticle linear infinite;
}

.particle:nth-child(1) { left: 10%; animation-duration: 12s; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-duration: 15s; animation-delay: -2s; background: var(--neon-cyan); }
.particle:nth-child(3) { left: 30%; animation-duration: 10s; animation-delay: -4s; }
.particle:nth-child(4) { left: 45%; animation-duration: 18s; animation-delay: -6s; background: var(--neon-purple); }
.particle:nth-child(5) { left: 55%; animation-duration: 14s; animation-delay: -3s; background: var(--neon-cyan); }
.particle:nth-child(6) { left: 65%; animation-duration: 11s; animation-delay: -7s; }
.particle:nth-child(7) { left: 75%; animation-duration: 16s; animation-delay: -1s; background: var(--neon-purple); }
.particle:nth-child(8) { left: 85%; animation-duration: 13s; animation-delay: -5s; background: var(--neon-cyan); }
.particle:nth-child(9) { left: 5%; animation-duration: 17s; animation-delay: -8s; }
.particle:nth-child(10) { left: 90%; animation-duration: 19s; animation-delay: -9s; background: var(--neon-purple); }

@keyframes floatParticle {
  0% {
    transform: translateY(100vh) scale(0);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.6;
  }
  100% {
    transform: translateY(-100px) scale(1);
    opacity: 0;
  }
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */
@media (max-width: 1024px) {
  .about-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .projects-grid {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: 1.25rem;
    letter-spacing: 3px;
  }

  .nav-toggle {
    display: flex;
    z-index: 1001;
  }

  .hero-name {
    letter-spacing: 3px;
  }

  .hero-tagline {
    font-size: 0.875rem;
    letter-spacing: 1px;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .timeline {
    padding-left: 30px;
  }

  .timeline-dot {
    left: -23px;
  }

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

  .certs-track {
    gap: 16px;
  }

  .cert-card {
    min-width: 260px;
    max-width: 280px;
    padding: 24px;
  }

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

@media (max-width: 480px) {
  .hero-badge {
    font-size: 0.625rem;
    padding: 6px 14px;
  }

  .section-title {
    font-size: 1.75rem;
  }

  .mission-card {
    padding: 20px;
  }

  .project-body {
    padding: 20px;
  }

  .contact-form {
    padding: 24px;
  }
}

/* ============================================
   PRINT STYLES
   ============================================ */
@media print {
  body {
    background: white;
    color: black;
  }
  .nav, .hero-grid, .hero-scanlines, .hero-orb, .particles, .hero-scroll {
    display: none;
  }
}

/* ============================================
   TERMINAL KEYWORD (ADDED)
   ============================================ */
.terminal-keyword {
  color: #00d4ff;
  font-weight: 600;
}

/* ============================================
   ABOUT — BIO NARRATIVE SECTION
   ============================================ */
.about-bio {
  margin-top: 64px;
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 40px;
  align-items: start;
}

.bio-section {
  will-change: transform, opacity, filter;
}

.bio-quote {
  will-change: transform, opacity;
  transform-origin: right center;
}

/* Bio Card (3-column narrative) */
.bio-card {
  background: var(--card-glass);
  border: 1px solid var(--card-border);
  border-radius: 24px;
  padding: 48px;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  display: flex;
  flex-direction: column;
  gap: 36px;
  transition: border-color var(--transition-medium);
}

.bio-card:hover {
  border-color: var(--card-border-hover);
}

.bio-section {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.bio-heading {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--neon-cyan);
  display: flex;
  align-items: center;
  gap: 10px;
}

.bio-accent {
  color: var(--neon-pink);
  font-size: 1rem;
}

.bio-text {
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.85;
  max-width: 72ch;
}

/* Philosophy Quote Card */
.bio-quote {
  background: linear-gradient(135deg, rgba(0, 82, 204, 0.06), rgba(0, 115, 230, 0.04));
  border: 1px solid rgba(0, 115, 230, 0.15);
  border-radius: 24px;
  padding: 40px 36px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.bio-quote::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--neon-cyan), transparent);
}

.bio-quote-icon {
  font-size: 2rem;
  line-height: 1;
}

.bio-quote-text {
  font-family: var(--font-body);
  font-size: 1rem;
  font-style: italic;
  font-weight: 400;
  color: var(--text-primary);
  line-height: 1.8;
  border: none;
  padding: 0;
  margin: 0;
  quotes: none;
}

.bio-quote-author {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-cyan);
  letter-spacing: 2px;
  text-transform: uppercase;
  font-weight: 600;
}

/* Responsive bio layout */
@media (max-width: 1024px) {
  .about-bio {
    grid-template-columns: 1fr;
  }

  .bio-card {
    padding: 36px;
  }
}

@media (max-width: 640px) {
  .about-bio {
    margin-top: 40px;
  }

  .bio-card {
    padding: 28px 24px;
    gap: 28px;
  }

  .bio-quote {
    padding: 28px 24px;
  }

  .bio-text {
    font-size: 0.875rem;
  }
}