/* ═══════════════════════════════════════════
   PORTFOLIO — STYLE.CSS
   Dark Futuristic | Glassmorphism | Neon Glow
═══════════════════════════════════════════ */

/* ── VARIABLES ───────────────────────────── */
:root {
  --bg-primary:    #0a0e1a;
  --bg-secondary:  #0f1629;
  --bg-card:       rgba(15, 23, 42, 0.7);

  --accent-1:      #00f0ff;   /* cyan - AI blue */
  --accent-2:      #7b2fff;   /* violet - neural */
  --accent-3:      #00ff88;   /* green - data */
  --accent-grad:   linear-gradient(135deg, var(--accent-1), var(--accent-2), #00ff88);
  --glow-grad:     radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.2), transparent 70%);
  --ai-glow:       0 0 30px rgba(0, 240, 255, 0.5), 0 0 60px rgba(123, 47, 255, 0.3);

  --text-primary:  #e0f4ff;
  --text-muted:    rgba(140, 180, 220, 0.6);

  --glass-bg:      rgba(10, 16, 30, 0.65);
  --glass-border:  rgba(0, 240, 255, 0.2);
  --glass-blur:    blur(20px);

  --font-display:  'Syne', sans-serif;
  --font-mono:     'JetBrains Mono', monospace;

  --radius-sm:     8px;
  --radius-md:     16px;
  --radius-lg:     24px;

  --transition:    0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --glow-cyan:     0 0 25px rgba(0, 240, 255, 0.4), 0 0 70px rgba(0, 240, 255, 0.15);
  --glow-violet:   0 0 25px rgba(123, 47, 255, 0.4), 0 0 70px rgba(123, 47, 255, 0.15);
}

/* Animated background gradient */
body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: 
    radial-gradient(circle at 20% 30%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(123, 47, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 50% 50%, rgba(0, 255, 136, 0.06) 0%, transparent 70%);
  animation: bgDrift 30s ease-in-out infinite;
  pointer-events: none;
  z-index: -1;
  opacity: 0.7;
  /* Circuit-like pattern overlay */
  background-image: 
    repeating-linear-gradient(90deg, transparent, transparent 50px, rgba(0, 240, 255, 0.03) 50px, rgba(0, 240, 255, 0.03) 51px),
    repeating-linear-gradient(0deg, transparent, transparent 50px, rgba(123, 47, 255, 0.03) 50px, rgba(123, 47, 255, 0.03) 51px),
    radial-gradient(circle at 20% 30%, rgba(0, 240, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(123, 47, 255, 0.1) 0%, transparent 50%);
}

@keyframes bgDrift {
  0%, 100% { transform: translate(0, 0) rotate(0deg); }
  33% { transform: translate(2%, 2%) rotate(2deg); }
  66% { transform: translate(-1%, 1%) rotate(-1deg); }
}

/* ── RESET ───────────────────────────────── */
*, *::before, *::after {
  margin: 0; padding: 0; box-sizing: border-box;
}
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-display);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  cursor: none;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: none; }

/* ── SCROLLBAR ───────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { 
  background: var(--bg-primary);
  border-left: 1px solid rgba(0, 212, 255, 0.05);
}
::-webkit-scrollbar-thumb { 
  background: linear-gradient(180deg, var(--accent-1), var(--accent-2));
  border-radius: 10px;
  transition: background 0.3s ease;
}
::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(180deg, #00e5ff, #8f4fff);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

/* ══════════════════════════════════════════
   PRELOADER
══════════════════════════════════════════ */
#preloader {
  position: fixed; inset: 0;
  background: var(--bg-primary);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  z-index: 9999;
  transition: opacity 0.7s ease, visibility 0.7s ease;
  overflow: hidden;
}

/* Animated grid background in preloader */
#preloader::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.05) 1px, transparent 1px);
  background-size: 40px 40px;
  animation: gridDrift 3s linear infinite;
  opacity: 0.3;
}

@keyframes preloaderGrid {
  0%   { background-position: 0 0; }
  100% { background-position: 40px 40px; }
}
#preloader.hidden { opacity: 0; visibility: hidden; }

.loader-ring {
  width: 70px; height: 70px;
  border: 2px solid rgba(0, 212, 255, 0.15);
  border-top-color: var(--accent-1);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin-bottom: 20px;
  position: relative;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.2);
}

/* Inner glowing ring */
.loader-ring::after {
  content: '';
  position: absolute;
  inset: 10px;
  border: 2px solid rgba(123, 47, 255, 0.3);
  border-radius: 50%;
  animation: spin 2s linear reverse infinite;
  box-shadow: 0 0 15px rgba(123, 47, 255, 0.4);
}
.loader-text {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--accent-1);
  letter-spacing: 4px;
  position: relative;
  text-shadow: 0 0 10px rgba(0, 212, 255, 0.6);
  animation: textGlow 2s ease-in-out infinite;
}

@keyframes textGlow {
  0%, 100% { text-shadow: 0 0 10px rgba(0, 212, 255, 0.6); opacity: 0.8; }
  50% { text-shadow: 0 0 20px rgba(0, 212, 255, 1), 0 0 30px rgba(0, 212, 255, 0.4); opacity: 1; }
}
.dots { animation: ellipsis 1.4s steps(4, end) infinite; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes ellipsis {
  0%  { content: ''; }   25% { content: '.'; }
  50% { content: '..'; } 75% { content: '...'; }
}

/* ══════════════════════════════════════════
   CUSTOM CURSOR
══════════════════════════════════════════ */
.cursor-dot, .cursor-ring {
  position: fixed; border-radius: 50%;
  pointer-events: none; z-index: 10000;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}
.cursor-dot {
  width: 6px; height: 6px;
  background: var(--accent-1);
  top: 0; left: 0;
}
.cursor-ring {
  width: 32px; height: 32px;
  border: 1.5px solid rgba(0, 212, 255, 0.5);
  top: 0; left: 0;
  transition: width 0.3s, height 0.3s, border-color 0.3s;
}
.cursor-ring.hover {
  width: 50px; height: 50px;
  border-color: var(--accent-1);
  background: rgba(0, 212, 255, 0.07);
}

/* ══════════════════════════════════════════
   NAVIGATION
══════════════════════════════════════════ */
#navbar {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 18px 5%;
  transition: var(--transition);
}
#navbar.scrolled {
  background: rgba(5, 10, 18, 0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 14px 5%;
}

.nav-logo {
  font-family: var(--font-mono);
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--text-primary);
}
.logo-bracket { color: var(--accent-1); }

.nav-links {
  display: flex; gap: 36px;
}
.nav-links a {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 1px;
  color: var(--text-muted);
  transition: color var(--transition);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute; bottom: -4px; left: 0;
  width: 0; height: 1px;
  background: var(--accent-1);
  transition: width var(--transition);
}
.nav-links a:hover, .nav-links a.active {
  color: var(--accent-1);
}
.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }

.hamburger {
  display: none; flex-direction: column;
  gap: 5px; cursor: none;
}
.hamburger span {
  display: block; width: 24px; height: 1.5px;
  background: var(--text-primary);
  transition: var(--transition);
}
.hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ══════════════════════════════════════════
   HERO
══════════════════════════════════════════ */
#hero {
  position: relative;
  min-height: 100vh;
  display: flex; align-items: center;
  overflow: hidden;
}

/* Animated glow overlay in hero */
#hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 30% 50%, rgba(0, 240, 255, 0.15) 0%, transparent 60%),
    radial-gradient(circle at 70% 50%, rgba(123, 47, 255, 0.12) 0%, transparent 60%),
    radial-gradient(circle at 50% 50%, rgba(0, 255, 136, 0.08) 0%, transparent 70%);
  animation: heroGlow 8s ease-in-out infinite;
  pointer-events: none;
  z-index: 1;
  opacity: 0.6;
  /* Data stream effect */
  background-image:
    linear-gradient(180deg, transparent 49%, rgba(0, 240, 255, 0.05) 50%, transparent 51%),
    radial-gradient(circle at 30% 50%, rgba(0, 240, 255, 0.15) 0%, transparent 60%),
    radial-gradient(circle at 70% 50%, rgba(123, 47, 255, 0.12) 0%, transparent 60%);
  background-size: 100% 4px, 100% 100%, 100% 100%;
  animation: heroGlow 8s ease-in-out infinite, dataStream 3s linear infinite;
}

@keyframes heroGlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.6; transform: scale(1.05); }
}

@keyframes dataStream {
  0% { background-position: 0 0, 0 0, 0 0; }
  100% { background-position: 0 0, 0 4px, 0 0; }
}

#three-canvas {
  position: absolute; inset: 0;
  z-index: 0;
}

.hero-grid-overlay {
  position: absolute; inset: 0; z-index: 1;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  animation: gridDrift 20s linear infinite;
}
@keyframes gridDrift {
  0%   { background-position: 0 0; }
  100% { background-position: 60px 60px; }
}

.hero-content {
  position: relative; z-index: 2;
  padding: 0 8%;
  max-width: 780px;
}

.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--accent-1); letter-spacing: 2px;
  padding: 6px 14px;
  border: 1px solid rgba(0, 212, 255, 0.25);
  border-radius: 100px;
  background: rgba(0, 212, 255, 0.06);
  margin-bottom: 28px;
  animation: fadeInUp 0.8s ease both;
}
.tag-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--accent-1);
  animation: pulse 2s ease infinite;
  position: relative;
}

/* Glow effect around tag dot */
.tag-dot::before {
  content: '';
  position: absolute;
  inset: -4px;
  background: var(--accent-1);
  border-radius: 50%;
  filter: blur(6px);
  opacity: 0.6;
  animation: pulseGlow 2s ease infinite;
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.2); }
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(0.7); }
}

/* Floating decorative orbs */
.orb-decorator {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, var(--accent-1), transparent 70%);
  filter: blur(20px);
  opacity: 0.3;
  animation: orbFloat 15s ease-in-out infinite;
  pointer-events: none;
  z-index: 0;
}

.orb-decorator:nth-child(1) {
  width: 300px;
  height: 300px;
  top: 10%;
  right: 10%;
  background: radial-gradient(circle at 30% 30%, var(--accent-2), transparent 70%);
  animation-delay: 0s;
}

.orb-decorator:nth-child(2) {
  width: 200px;
  height: 200px;
  bottom: 20%;
  left: 5%;
  background: radial-gradient(circle at 30% 30%, var(--accent-1), transparent 70%);
  animation-delay: -5s;
}

.orb-decorator:nth-child(3) {
  width: 150px;
  height: 150px;
  top: 50%;
  right: 20%;
  background: radial-gradient(circle at 30% 30%, var(--accent-3), transparent 70%);
  animation-delay: -10s;
}

@keyframes orbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(20px, -30px) scale(1.05); }
  50% { transform: translate(-10px, 20px) scale(0.95); }
  75% { transform: translate(15px, 15px) scale(1.02); }
}

.hero-name {
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.1s both;
}
.name-line { display: block; }
.name-line.accent {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-title {
  font-family: var(--font-mono);
  font-size: clamp(1rem, 2.5vw, 1.3rem);
  color: var(--text-muted);
  margin-bottom: 20px;
  animation: fadeInUp 0.8s ease 0.2s both;
}
#typed-text { color: var(--accent-1); }
.cursor-blink {
  color: var(--accent-1);
  animation: blink 1s step-end infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-desc {
  font-size: 1.1rem; color: var(--text-muted);
  line-height: 1.8; margin-bottom: 40px;
  max-width: 520px;
  animation: fadeInUp 0.8s ease 0.3s both;
}
.hero-desc em { font-style: normal; color: var(--accent-1); }

.hero-btns {
  display: flex; gap: 16px; flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-scroll-hint {
  position: absolute; bottom: 40px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column;
  align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.65rem;
  color: var(--text-muted); letter-spacing: 3px;
  animation: fadeInUp 1s ease 1s both;
}
.scroll-line {
  width: 1px; height: 40px;
  background: linear-gradient(to bottom, transparent, var(--accent-1));
  animation: scrollBounce 2s ease infinite;
  position: relative;
  overflow: hidden;
}

/* Glowing particle flowing down scroll line */
.scroll-line::after {
  content: '';
  position: absolute;
  top: -10px;
  left: 0;
  width: 100%;
  height: 10px;
  background: linear-gradient(to bottom, transparent, var(--accent-1));
  animation: scrollFlow 2s ease-in-out infinite;
}

@keyframes scrollFlow {
  0% { top: -10px; opacity: 0; }
  50% { opacity: 1; }
  100% { top: 40px; opacity: 0; }
}
@keyframes scrollBounce {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50%       { transform: scaleY(0.5); opacity: 0.4; }
}

/* ══════════════════════════════════════════
   BUTTONS
══════════════════════════════════════════ */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px; border-radius: var(--radius-sm);
  font-family: var(--font-display); font-size: 0.9rem; font-weight: 600;
  letter-spacing: 0.5px;
  transition: var(--transition);
  border: none; position: relative; overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; inset: 0;
  background: rgba(255,255,255,0.08);
  transform: translateX(-100%);
  transition: transform 0.3s ease;
}
.btn:hover::before { transform: translateX(0); }

.btn-primary {
  background: var(--accent-grad);
  color: #fff;
  box-shadow: var(--glow-cyan);
  position: relative;
  overflow: hidden;
}

/* Button shine effect */
.btn-primary::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(255, 255, 255, 0.3) 50%,
    transparent 70%
  );
  transform: translateX(-100%) translateY(-100%) rotate(45deg);
  transition: transform 0.6s ease;
}

.btn-primary:hover::after {
  transform: translateX(100%) translateY(100%) rotate(45deg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 30px rgba(0, 212, 255, 0.5), 0 0 80px rgba(0, 212, 255, 0.2);
}
.btn-primary i { transition: transform var(--transition); }
.btn-primary:hover i { transform: translateX(4px); }

.btn-ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid rgba(255,255,255,0.15);
}
.btn-ghost:hover {
  border-color: var(--accent-1);
  color: var(--accent-1);
  transform: translateY(-2px);
}
.btn.full-width { width: 100%; justify-content: center; }
.mt-2 { margin-top: 24px; }

/* ══════════════════════════════════════════
   SECTION LAYOUT
══════════════════════════════════════════ */
.section {
  padding: 120px 0;
  position: relative;
}

/* Sparkle effects on sections */
.section::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: 
    radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.2), transparent),
    radial-gradient(2px 2px at 60% 70%, rgba(0, 212, 255, 0.2), transparent),
    radial-gradient(1px 1px at 50% 50%, rgba(123, 47, 255, 0.3), transparent),
    radial-gradient(1px 1px at 80% 10%, rgba(255, 47, 120, 0.2), transparent),
    radial-gradient(2px 2px at 30% 80%, rgba(0, 212, 255, 0.2), transparent),
    radial-gradient(1px 1px at 90% 40%, rgba(123, 47, 255, 0.2), transparent);
  background-size: 200px 200px;
  background-position: 0 0, 40px 60px, 80px 20px, 120px 80px, 160px 40px, 200px 100px;
  animation: sparkleAnim 10s linear infinite;
  pointer-events: none;
  opacity: 0.4;
}

@keyframes sparkleAnim {
  0% { opacity: 0.3; transform: translateY(0); }
  50% { opacity: 0.5; }
  100% { opacity: 0.3; transform: translateY(-20px); }
}
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 5%;
}

.section-label {
  display: flex; align-items: center; gap: 16px;
  margin-bottom: 20px;
}
.label-num {
  font-family: var(--font-mono); font-size: 0.75rem;
  color: var(--accent-1); letter-spacing: 2px;
  opacity: 0.6;
}
.label-text {
  font-family: var(--font-mono); font-size: 0.75rem;
  letter-spacing: 3px; text-transform: uppercase;
  color: var(--text-muted);
}
.label-text::before {
  content: '//';
  color: var(--accent-1);
  margin-right: 8px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800; line-height: 1.15;
  margin-bottom: 16px;
  position: relative;
  display: inline-block;
}
.section-title.centered { text-align: center; }

/* Glow effect on section titles */
.section-title .glow-text {
  position: relative;
}

.section-title .glow-text::after {
  content: attr(data-text);
  position: absolute;
  left: 0;
  top: 0;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: blur(10px);
  opacity: 0.5;
  animation: titlePulse 3s ease-in-out infinite;
}

@keyframes titlePulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.6; }
}
.section-sub {
  color: var(--text-muted); font-size: 1.05rem;
  margin-bottom: 60px;
}
.section-sub.centered { text-align: center; }

.glow-text {
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
  display: inline-block;
}

/* Enhanced glow text with shadow */
.glow-text::before {
  content: attr(data-text);
  position: absolute;
  left: 0;
  top: 0;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  filter: blur(15px);
  opacity: 0.4;
  z-index: -1;
}

/* ══════════════════════════════════════════
   GLASS CARD
══════════════════════════════════════════ */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-blur);
  -webkit-backdrop-filter: var(--glass-blur);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

/* Subtle inner glow animation */
.glass-card::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(0, 212, 255, 0.03), transparent 70%);
  animation: cardGlow 6s ease-in-out infinite;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition);
}

.glass-card:hover::before {
  opacity: 1;
}

@keyframes cardGlow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(5%, 5%) scale(1.02); }
}

.glass-card:hover {
  border-color: rgba(0, 212, 255, 0.25);
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.4), var(--glow-cyan);
  transform: translateY(-4px);
}

/* ══════════════════════════════════════════
   ABOUT
══════════════════════════════════════════ */
.about-grid {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 60px; align-items: center;
  position: relative;
}

/* Neural network decoration in about section */
.about-section-decor {
  position: absolute;
  font-family: var(--font-mono);
  font-size: 8rem;
  font-weight: 800;
  color: var(--accent-1);
  opacity: 0.04;
  pointer-events: none;
  user-select: none;
  animation: codeFloat 20s ease-in-out infinite;
}

.about-section-decor.code-open {
  top: -20px;
  left: -50px;
  content: '</>';
}

.about-section-decor.code-close {
  bottom: -40px;
  right: 20px;
  content: '{}';
  animation-delay: -10s;
}

/* AI brain/circuit pattern */
.about-section::before {
  content: '';
  position: absolute;
  top: 10%;
  right: 5%;
  width: 300px;
  height: 300px;
  background-image: 
    radial-gradient(circle at center, rgba(0, 240, 255, 0.1) 0%, transparent 70%),
    repeating-radial-gradient(circle, rgba(0, 240, 255, 0.05) 0px, transparent 2px),
    repeating-linear-gradient(45deg, rgba(123, 47, 255, 0.03) 0px, transparent 2px);
  border-radius: 50%;
  animation: neuralPulse 10s ease-in-out infinite;
  pointer-events: none;
  filter: blur(1px);
}

@keyframes neuralPulse {
  0%, 100% { transform: scale(1) rotate(0deg); opacity: 0.3; }
  50% { transform: scale(1.1) rotate(5deg); opacity: 0.5; }
}

@keyframes codeFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0.04; }
  50% { transform: translateY(-15px) rotate(2deg); opacity: 0.07; }
}

.about-card {
  padding: 40px; text-align: center;
}
.about-avatar {
  position: relative;
  width: 140px; height: 140px;
  margin: 0 auto 36px;
}

/* Orbiting particles around avatar */
.about-avatar::before,
.about-avatar::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  border: 1px dashed rgba(0, 212, 255, 0.2);
  animation: avatarOrbit 10s linear infinite;
}

.about-avatar::after {
  width: 120%;
  height: 120%;
  top: -10%;
  left: -10%;
  border-style: dotted;
  border-color: rgba(123, 47, 255, 0.15);
  animation-direction: reverse;
  animation-duration: 15s;
}

@keyframes avatarOrbit {
  to { transform: rotate(360deg); }
}
.avatar-ring {
  position: absolute; inset: -10px;
  border-radius: 50%;
  border: 1px solid rgba(0, 212, 255, 0.3);
  animation: rotateRing 8s linear infinite;
}
.avatar-ring::before {
  content: '';
  position: absolute; top: -3px; left: 50%;
  transform: translateX(-50%);
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--accent-1);
}
@keyframes rotateRing { to { transform: rotate(360deg); } }

.avatar-core {
  width: 100%; height: 100%;
  border-radius: 50%;
  background: linear-gradient(135deg, #0a1830, #0d2040);
  border: 2px solid rgba(0, 212, 255, 0.2);
  display: flex; align-items: center; justify-content: center;
  font-size: 2.5rem; color: var(--accent-1);
}
.avatar-particles span {
  position: absolute;
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--accent-2);
  animation: floatParticle 3s ease infinite;
  box-shadow: 0 0 8px rgba(123, 47, 255, 0.6);
}
.avatar-particles span:nth-child(1) { top: 0;   left: 20%; animation-delay: 0s; }
.avatar-particles span:nth-child(2) { top: 20%; right: -5px; animation-delay: 0.75s; }
.avatar-particles span:nth-child(3) { bottom: 0; left: 30%; animation-delay: 1.5s; }
.avatar-particles span:nth-child(4) { top: 40%; left: -5px; animation-delay: 2.25s; }
@keyframes floatParticle {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.8; }
  50%       { transform: translateY(-8px) scale(1.5); opacity: 0.3; }
}

.about-stats {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 12px; border-top: 1px solid var(--glass-border);
  padding-top: 28px;
}
.stat-item {
  display: flex; flex-direction: column; align-items: center;
}
.stat-num {
  font-size: 2rem; font-weight: 800;
  background: var(--accent-grad);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-item > span:nth-child(2) {
  color: var(--accent-1); font-size: 1.2rem; font-weight: 700;
  margin-top: -4px;
}
.stat-label {
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--text-muted); letter-spacing: 1px;
  margin-top: 4px;
}

.about-text h2 { margin-bottom: 20px; }
.about-text p {
  color: var(--text-muted); line-height: 1.85;
  margin-bottom: 16px; font-size: 1.02rem;
}
.about-pills {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 24px;
}
.pill {
  font-family: var(--font-mono); font-size: 0.72rem;
  padding: 5px 14px; border-radius: 100px;
  background: rgba(0, 212, 255, 0.08);
  border: 1px solid rgba(0, 212, 255, 0.2);
  color: var(--accent-1);
  letter-spacing: 0.5px;
  transition: var(--transition);
}
.pill:hover {
  background: rgba(0, 212, 255, 0.15);
  box-shadow: var(--glow-cyan);
}

/* ══════════════════════════════════════════
   SKILLS
══════════════════════════════════════════ */
#skills { 
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

/* Hexagonal circuit pattern in skills section */
#skills::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    repeating-linear-gradient(60deg, rgba(0, 240, 255, 0.02) 0px, rgba(0, 240, 255, 0.02) 1px, transparent 1px, transparent 30px),
    repeating-linear-gradient(-60deg, rgba(123, 47, 255, 0.02) 0px, rgba(123, 47, 255, 0.02) 1px, transparent 1px, transparent 30px),
    repeating-linear-gradient(0deg, rgba(0, 255, 136, 0.02) 0px, rgba(0, 255, 136, 0.02) 1px, transparent 1px, transparent 30px);
  background-size: 60px 35px;
  animation: circuitFlow 15s linear infinite;
  opacity: 0.5;
  pointer-events: none;
}

/* Floating data particles */
#skills::after {
  content: '';
  position: absolute;
  top: -100px;
  left: 20%;
  width: 2px;
  height: 2px;
  background: var(--accent-1);
  border-radius: 50%;
  box-shadow: 
    0 0 15px rgba(0, 240, 255, 1),
    300px 200px 0 -1px rgba(123, 47, 255, 0.8),
    150px 400px 0 -1px rgba(0, 255, 136, 0.7),
    500px 100px 0 -1px rgba(0, 240, 255, 0.9),
    400px 500px 0 -1px rgba(123, 47, 255, 0.7);
  animation: dataFall 25s linear infinite;
  opacity: 0.8;
}

@keyframes circuitFlow {
  0% { background-position: 0 0, 0 0, 0 0; }
  100% { background-position: 60px 35px, -60px 35px, 0 30px; }
}

@keyframes dataFall {
  0% { transform: translateY(0) translateX(0); opacity: 0; }
  10% { opacity: 0.8; }
  90% { opacity: 0.8; }
  100% { transform: translateY(150vh) translateX(100px); opacity: 0; }
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 20px;
}

.skill-card {
  padding: 22px 24px;
  display: flex; align-items: center; gap: 20px;
  transition: var(--transition);
}

/* Enhanced skill card hover effect */
.skill-card:hover .skill-icon {
  transform: scale(1.15) rotate(5deg);
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.4);
}

.skill-card:hover .skill-fill {
  box-shadow: 0 0 15px rgba(0, 212, 255, 0.6), 0 0 30px rgba(123, 47, 255, 0.3);
}
.skill-icon {
  width: 52px; height: 52px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem; flex-shrink: 0;
  transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.3s ease;
  position: relative;
}

/* Icon glow ring on hover */
.skill-icon::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 12px;
  background: inherit;
  filter: blur(8px);
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: -1;
}

.skill-card:hover .skill-icon::after {
  opacity: 0.6;
}
.skill-icon.html   { background: rgba(227,76,38,.15); color: #e34c26; }
.skill-icon.css    { background: rgba(21,114,182,.15); color: #1572b6; }
.skill-icon.js     { background: rgba(247,223,30,.12); color: #f7df1e; }
.skill-icon.threejs{ background: rgba(0,212,255,.12);  color: var(--accent-1); }
.skill-icon.react  { background: rgba(97,218,251,.12); color: #61dafb; }
.skill-icon.node   { background: rgba(104,160,99,.15); color: #68a063; }
.skill-icon.mysql  { background: rgba(0,117,143,.15);  color: #00758f; }
.skill-icon.git    { background: rgba(240,80,51,.15);  color: #f05033; }

.skill-info { flex: 1; }
.skill-header {
  display: flex; justify-content: space-between;
  margin-bottom: 10px;
}
.skill-name { font-weight: 600; font-size: 0.92rem; }
.skill-pct {
  font-family: var(--font-mono); font-size: 0.78rem;
  color: var(--accent-1);
}
.skill-bar {
  height: 4px; background: rgba(255,255,255,0.07);
  border-radius: 100px; overflow: hidden;
}
.skill-fill {
  height: 100%; width: 0;
  background: var(--accent-grad);
  border-radius: 100px;
  transition: width 1.2s cubic-bezier(0.23, 1, 0.32, 1);
  box-shadow: 0 0 8px rgba(0, 212, 255, 0.5);
}

/* ══════════════════════════════════════════
   PROJECTS
══════════════════════════════════════════ */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}

.project-card {
  overflow: hidden; position: relative;
}
.project-card.featured {
  border-color: rgba(123, 47, 255, 0.3);
}
.featured-badge {
  position: absolute; top: 16px; right: 16px; z-index: 2;
  font-family: var(--font-mono); font-size: 0.7rem;
  padding: 4px 12px; border-radius: 100px;
  background: rgba(123,47,255,0.2);
  border: 1px solid rgba(123,47,255,0.4);
  color: #b08aff;
}

.project-thumbnail {
  position: relative; height: 200px; overflow: hidden;
}

/* Animated gradient border on projects */
.project-card::after {
  content: '';
  position: absolute;
  inset: -2px;
  background: linear-gradient(45deg, var(--accent-1), var(--accent-2), var(--accent-3), var(--accent-1));
  background-size: 300% 300%;
  border-radius: var(--radius-md);
  z-index: -1;
  opacity: 0;
  animation: gradientRotate 4s ease infinite;
  transition: opacity var(--transition);
}

.project-card:hover::after {
  opacity: 0.5;
}

@keyframes gradientRotate {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}
.proj-bg {
  width: 100%; height: 100%;
  display: flex; align-items: center; justify-content: center;
  position: relative;
}
.proj-bg-1 {
  background: linear-gradient(135deg, #0a1a35, #0d2a50);
}
.proj-bg-2 {
  background: linear-gradient(135deg, #150a30, #240d50);
}
.proj-bg-3 {
  background: linear-gradient(135deg, #0d2020, #0a2a30);
}
.proj-bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle at 50% 50%, rgba(0,212,255,0.1) 0%, transparent 70%);
  animation: projPulse 5s ease-in-out infinite;
}

@keyframes projPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.05); }
}
.proj-icon {
  font-size: 3.5rem; opacity: 0.4;
  color: var(--accent-1);
  transition: var(--transition);
}
.project-card:hover .proj-icon {
  opacity: 0.7; transform: scale(1.1);
}

.project-overlay {
  position: absolute; inset: 0;
  background: rgba(5, 10, 18, 0.85);
  display: flex; align-items: center; justify-content: center; gap: 14px;
  opacity: 0;
  transition: opacity var(--transition);
  backdrop-filter: blur(4px);
}
.project-card:hover .project-overlay { opacity: 1; }

.overlay-btn {
  display: inline-flex; align-items: center; gap: 7px;
  padding: 9px 18px; border-radius: var(--radius-sm);
  font-size: 0.82rem; font-weight: 600;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  transition: var(--transition);
}
.overlay-btn:hover {
  background: rgba(0,212,255,0.15);
  border-color: var(--accent-1);
  color: var(--accent-1);
}
.overlay-btn-live {
  background: rgba(0,212,255,0.12);
  border-color: rgba(0,212,255,0.3);
  color: var(--accent-1);
}

.project-body { padding: 24px; }
.project-type {
  font-family: var(--font-mono); font-size: 0.7rem;
  color: var(--accent-1); letter-spacing: 2px;
  text-transform: uppercase; margin-bottom: 10px;
}
.project-title {
  font-size: 1.15rem; font-weight: 700;
  margin-bottom: 10px; line-height: 1.3;
}
.project-desc {
  color: var(--text-muted); font-size: 0.88rem;
  line-height: 1.75; margin-bottom: 18px;
}
.tech-stack { display: flex; flex-wrap: wrap; gap: 8px; }
.tech-tag {
  font-family: var(--font-mono); font-size: 0.68rem;
  padding: 3px 10px; border-radius: 4px;
  background: rgba(0,212,255,0.07);
  border: 1px solid rgba(0,212,255,0.15);
  color: var(--accent-1);
}

/* ══════════════════════════════════════════
   EXPERIENCE / TIMELINE
══════════════════════════════════════════ */
#experience { 
  background: var(--bg-secondary);
  position: relative;
  overflow: hidden;
}

/* Neural network grid in experience section */
#experience::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 50% 50%, rgba(0, 240, 255, 0.03) 1px, transparent 1px),
    linear-gradient(rgba(123, 47, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(123, 47, 255, 0.02) 1px, transparent 1px);
  background-size: 3px 3px, 100px 100px, 100px 100px;
  animation: neuralGrid 20s linear infinite;
  pointer-events: none;
  opacity: 0.4;
}

@keyframes neuralGrid {
  0% { transform: scale(1); opacity: 0.3; }
  50% { transform: scale(1.05); opacity: 0.5; }
  100% { transform: scale(1); opacity: 0.3; }
}

.timeline {
  position: relative;
  margin-top: 60px;
}
.timeline::before {
  content: '';
  position: absolute; top: 0; bottom: 0; left: 50%;
  transform: translateX(-50%);
  width: 3px;
  background: linear-gradient(to bottom, 
    transparent 0%, 
    var(--accent-1) 10%,
    var(--accent-2) 30%, 
    var(--accent-3) 50%,
    var(--accent-2) 70%,
    var(--accent-1) 90%, 
    transparent 100%);
  box-shadow: 
    0 0 20px rgba(0, 240, 255, 0.6),
    0 0 40px rgba(123, 47, 255, 0.4),
    0 0 60px rgba(0, 255, 136, 0.3);
  animation: timelinePulse 4s ease-in-out infinite;
}

@keyframes timelinePulse {
  0%, 100% { 
    opacity: 0.7; 
    box-shadow: 0 0 20px rgba(0, 240, 255, 0.6);
  }
  50% { 
    opacity: 1; 
    box-shadow: 
      0 0 30px rgba(0, 240, 255, 0.8),
      0 0 60px rgba(123, 47, 255, 0.5),
      0 0 90px rgba(0, 255, 136, 0.3);
  }
}

.timeline-item {
  position: relative;
  width: 50%; margin-bottom: 48px;
}
.timeline-item[data-side="left"] {
  padding-right: 60px; left: 0; text-align: right;
}
.timeline-item[data-side="right"] {
  padding-left: 60px; left: 50%;
}

.timeline-dot {
  position: absolute; top: 24px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--bg-primary);
  border: 2px solid var(--accent-1);
  z-index: 2;
  transition: var(--transition);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
  animation: dotPulse 2s ease-in-out infinite;
}

.timeline-dot.achievement { 
  background: var(--accent-2); 
  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(123, 47, 255, 0.15);
}

@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1); }
  50% { box-shadow: 0 0 0 6px rgba(0, 212, 255, 0.2), 0 0 10px rgba(0, 212, 255, 0.4); }
}
.timeline-item[data-side="left"]  .timeline-dot { right: -7px; }
.timeline-item[data-side="right"] .timeline-dot { left: -7px; }

.timeline-card {
  padding: 24px 28px;
}
.timeline-card:hover .timeline-dot {
  box-shadow: 0 0 0 4px rgba(0,212,255,0.15);
}
.achievement-card {
  border-color: rgba(123,47,255,0.3);
}

.tl-date {
  font-family: var(--font-mono); font-size: 0.72rem;
  color: var(--accent-1); letter-spacing: 1px;
  margin-bottom: 8px;
}
.timeline-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.tl-company {
  font-family: var(--font-mono); font-size: 0.8rem;
  color: var(--text-muted); margin-bottom: 12px;
}
.tl-company i { margin-right: 6px; }
.timeline-card p {
  font-size: 0.87rem; color: var(--text-muted); line-height: 1.75;
  margin-bottom: 14px;
}
.tl-tags { display: flex; flex-wrap: wrap; gap: 7px; }
.timeline-item[data-side="left"] .tl-tags { justify-content: flex-end; }
.tl-tags span {
  font-family: var(--font-mono); font-size: 0.65rem;
  padding: 3px 9px; border-radius: 4px;
  background: rgba(0,212,255,0.07);
  border: 1px solid rgba(0,212,255,0.12);
  color: var(--text-muted);
}

/* ══════════════════════════════════════════
   CONTACT
══════════════════════════════════════════ */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.4fr;
  gap: 40px; align-items: start;
}

.contact-info { display: flex; flex-direction: column; gap: 16px; }

/* Floating tech icons in contact section */
.contact-section::before {
  content: '';
  position: absolute;
  top: 20%;
  right: 10%;
  width: 60px;
  height: 60px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%2300d4ff' stroke-width='1' stroke-opacity='0.08'%3E%3Cpath d='M12 2L2 7l10 5 10-5-10-5zM2 17l10 5 10-5M2 12l10 5 10-5'/%3E%3C/svg%3E");
  background-size: contain;
  animation: iconFloat 8s ease-in-out infinite;
  pointer-events: none;
}

.contact-section::after {
  content: '';
  position: absolute;
  bottom: 30%;
  left: 5%;
  width: 50px;
  height: 50px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237b2fff' stroke-width='1' stroke-opacity='0.08'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cpath d='M12 6v6l4 2'/%3E%3C/svg%3E");
  background-size: contain;
  animation: iconFloat 10s ease-in-out infinite reverse;
  pointer-events: none;
}

@keyframes iconFloat {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}
.info-item {
  display: flex; align-items: center; gap: 18px;
  padding: 18px 22px;
}
.info-icon {
  width: 44px; height: 44px; border-radius: 10px;
  background: rgba(0,212,255,0.1);
  border: 1px solid rgba(0,212,255,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--accent-1); font-size: 1rem; flex-shrink: 0;
}
.info-label {
  display: block;
  font-family: var(--font-mono); font-size: 0.68rem;
  color: var(--text-muted); letter-spacing: 1px;
  text-transform: uppercase; margin-bottom: 3px;
}
.info-value {
  font-size: 0.9rem; font-weight: 600;
  color: var(--text-primary);
  transition: color var(--transition);
}
a.info-value:hover { color: var(--accent-1); }

.social-links {
  display: flex; gap: 12px; margin-top: 8px;
}
.social-btn {
  width: 44px; height: 44px; border-radius: 10px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; color: var(--text-muted);
  transition: var(--transition);
}
.social-btn:hover {
  border-color: var(--accent-1);
  color: var(--accent-1);
  box-shadow: var(--glow-cyan);
  transform: translateY(-3px);
}

/* Contact Form */
.contact-form { padding: 36px; }
.form-group {
  position: relative; margin-bottom: 24px;
}
.form-group label {
  display: block;
  font-family: var(--font-mono); font-size: 0.72rem;
  letter-spacing: 1px; text-transform: uppercase;
  color: var(--text-muted); margin-bottom: 8px;
}
.form-group input,
.form-group textarea {
  width: 100%;
  background: rgba(0,212,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: var(--text-primary);
  font-family: var(--font-display); font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
  resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--accent-1);
  background: rgba(0,212,255,0.06);
  box-shadow: 0 0 0 3px rgba(0,212,255,0.08);
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(180,210,255,0.3);
}

.form-status {
  margin-top: 14px; padding: 10px 14px;
  border-radius: var(--radius-sm); font-size: 0.85rem;
  display: none;
}
.form-status.success {
  display: block;
  background: rgba(0,212,100,0.12);
  border: 1px solid rgba(0,212,100,0.3);
  color: #00d464;
}
.form-status.error {
  display: block;
  background: rgba(255,47,120,0.1);
  border: 1px solid rgba(255,47,120,0.3);
  color: var(--accent-3);
}

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
footer {
  padding: 40px;
  border-top: 1px solid var(--glass-border);
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* Subtle shimmer effect in footer */
footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent-1), transparent);
  animation: footerShimmer 3s ease-in-out infinite;
}

@keyframes footerShimmer {
  0% { left: -100%; }
  50% { left: 100%; }
  100% { left: 100%; }
}
.footer-logo {
  font-family: var(--font-mono); font-size: 1.1rem;
  font-weight: 700; margin-bottom: 12px;
}
footer p {
  color: var(--text-muted); font-size: 0.85rem;
  margin-bottom: 6px;
}
.heart { color: var(--accent-3); }
.footer-copy { font-family: var(--font-mono); font-size: 0.72rem; opacity: 0.5; }

/* ══════════════════════════════════════════
   SCROLL ANIMATIONS (reveal on scroll)
══════════════════════════════════════════ */
.reveal {
  opacity: 0; transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1; transform: translateY(0);
}
.reveal-left {
  opacity: 0; transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right {
  opacity: 0; transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left.visible, .reveal-right.visible {
  opacity: 1; transform: translateX(0);
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ══════════════════════════════════════════
   MOBILE MENU
══════════════════════════════════════════ */
.mobile-menu {
  display: none;
  position: fixed; top: 0; right: 0;
  width: 280px; height: 100vh;
  background: rgba(5, 10, 18, 0.97);
  backdrop-filter: blur(20px);
  z-index: 999; padding: 80px 36px;
  flex-direction: column; gap: 28px;
  border-left: 1px solid var(--glass-border);
  transform: translateX(100%);
  transition: transform var(--transition);
}
.mobile-menu.open {
  display: flex; transform: translateX(0);
}
.mobile-menu a {
  font-family: var(--font-mono); font-size: 1.1rem;
  color: var(--text-muted);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--glass-border);
  transition: color var(--transition);
}
.mobile-menu a:hover { color: var(--accent-1); }

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-visual { max-width: 400px; margin: 0 auto; }
  .contact-grid { grid-template-columns: 1fr; }
  .timeline::before { left: 20px; }
  .timeline-item { width: 100%; left: 0 !important; padding: 0 0 0 55px !important; text-align: left !important; }
  .timeline-item .timeline-dot { left: 13px !important; right: auto !important; }
  .timeline-item .tl-tags { justify-content: flex-start !important; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .section { padding: 80px 0; }
  .hero-content { padding: 0 6%; }
  .hero-btns { flex-direction: column; align-items: flex-start; }
  .projects-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .section-title { font-size: 1.8rem; }
  .about-stats { grid-template-columns: repeat(3, 1fr); gap: 8px; }
  .skills-grid { grid-template-columns: 1fr; }
}