/* ===== GOOGLE FONTS ===== */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;600;700&family=Syne:wght@400;600;700;800&display=swap');

/* ===== CSS VARIABLES ===== */
:root {
  --bg: #0d0d0f;
  --bg2: #13131a;
  --bg3: #1a1a25;
  --card: #16161f;
  --border: #2a2a3d;
  --text: #e8e8f0;
  --muted: #6b6b85;
  --accent: #7c3aed;
  --accent2: #a855f7;
  --accent3: #06b6d4;
  --green: #10b981;
  --orange: #f59e0b;
  --glow: rgba(124,58,237,0.15);
  --font-mono: 'JetBrains Mono', monospace;
  --font-display: 'Syne', sans-serif;
  --transition: 0.25s cubic-bezier(0.4,0,0.2,1);
}
[data-theme="light"] {
  --bg: #f0f0f5;
  --bg2: #e8e8f2;
  --bg3: #dddde8;
  --card: #ffffff;
  --border: #c8c8dc;
  --text: #0d0d1a;
  --muted: #5a5a72;
  --glow: rgba(124,58,237,0.08);
}

/* ===== RESET ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-mono);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
  transition: background var(--transition), color var(--transition);
  min-height: 100vh;
}
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: var(--font-mono); }

/* ===== SCANLINE ===== */
body::before {
  content: '';
  position: fixed; inset: 0;
  background: repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(0,0,0,0.025) 2px, rgba(0,0,0,0.025) 4px);
  pointer-events: none; z-index: 9999;
}

/* ===== NAVBAR ===== */
#navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 2.5rem; height: 60px;
  background: rgba(13,13,15,0.92);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  transition: background var(--transition);
}
[data-theme="light"] #navbar { background: rgba(240,240,245,0.92); }

.nav-logo { 
  font-family: var(--font-display); font-size: 1.05rem; font-weight: 800; 
  color: var(--accent2);
  display: flex; align-items: center; gap: 0.4rem; }

.nav-logo::before { content: '>'; color: var(--accent3); 
                   font-family: var(--font-mono); font-size: 0.85rem; }

.nav-links { display: flex; align-items: center; gap: 0.15rem; }
.nav-link {
  font-size: 0.78rem; font-weight: 500; letter-spacing: 0.04em;
  padding: 0.4rem 0.85rem; border-radius: 4px;
  color: var(--muted);
  transition: color var(--transition), background var(--transition);
  -webkit-tap-highlight-color: transparent;
}
.nav-link:hover, .nav-link.active { color: var(--text); background: var(--bg3); }

.nav-right { display: flex; align-items: center; gap: 0.75rem; }
.theme-btn {
  width: 38px; height: 38px; border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  background: var(--bg3); border: 1px solid var(--border);
  font-size: 1.1rem; transition: all var(--transition);
  -webkit-tap-highlight-color: transparent;
}
.theme-btn:hover, .theme-btn:active { border-color: var(--accent); }

.hamburger {
  display: none; flex-direction: column; gap: 5px;
  padding: 8px; cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.hamburger span {
  display: block; width: 22px; height: 2px;
  background: var(--text); border-radius: 2px;
  transition: all var(--transition);
  pointer-events: none;
}

/* ===== MOBILE DROPDOWN NAV ===== */
#mobile-nav {
  display: none;
  position: fixed; top: 60px; left: 0; right: 0; z-index: 998;
  background: var(--bg2); border-bottom: 1px solid var(--border);
  flex-direction: column; padding: 0.75rem; gap: 0.2rem;
}
#mobile-nav.open { display: flex; }
.mobile-link {
  display: block;
  padding: 0.85rem 1rem; border-radius: 4px;
  font-size: 0.88rem; color: var(--muted);
  transition: all var(--transition);
  -webkit-tap-highlight-color: transparent;
}
.mobile-link:hover, .mobile-link.active { color: var(--text); background: var(--bg3); }

/* ===== PAGE WRAPPER ===== */
.page-wrapper { padding-top: 60px; min-height: 100vh; }

/* ===== SECTION COMMON ===== */
.section-container { max-width: 960px; margin: 0 auto; padding: 4rem 2rem; }
.section-header { margin-bottom: 3rem; }
.section-label {
  font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 0.75rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.section-label::before { content: '//'; color: var(--accent3); }
.section-title {
  font-family: var(--font-display); font-size: clamp(1.8rem, 4vw, 2.6rem);
  font-weight: 800; letter-spacing: -0.02em;
}
.section-title .accent { color: var(--accent2); }
.section-sub { margin-top: 0.4rem; color: var(--muted); font-size: 0.82rem; }

/* ===== BUTTONS ===== */
.btn {
  font-family: var(--font-mono); font-size: 0.82rem; font-weight: 600;
  padding: 0.75rem 1.5rem; border-radius: 4px;
  transition: all var(--transition);
  display: inline-flex; align-items: center; gap: 0.5rem;
  cursor: pointer; text-decoration: none;
  -webkit-tap-highlight-color: transparent;
}
.btn-primary {
  background: var(--accent); color: #fff; border: 1px solid var(--accent);
  box-shadow: 0 0 18px rgba(124,58,237,0.3);
}
.btn-primary:hover, .btn-primary:active {
  background: var(--accent2); border-color: var(--accent2);
  box-shadow: 0 0 28px rgba(168,85,247,0.4);
}
.btn-outline {
  background: transparent; color: var(--text); border: 1px solid var(--border);
}
.btn-outline:hover, .btn-outline:active { border-color: var(--accent2); color: var(--accent2); }

/* ===== SKILL PILLS (home preview) ===== */
.skill-pills { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.skill-pill {
  font-size: 0.75rem; padding: 0.38rem 0.8rem;
  border: 1px solid var(--border); border-radius: 3px;
  color: var(--muted); background: var(--card);
  transition: all var(--transition); cursor: default;
  -webkit-tap-highlight-color: transparent;
}
.skill-pill:hover {
  border-color: var(--accent2); color: var(--accent2);
  background: rgba(168,85,247,0.08);
  box-shadow: 0 3px 12px rgba(168,85,247,0.15);
}

/* ===== SKILL CATEGORIES ===== */
.skills-categories { display: flex; flex-direction: column; gap: 2.5rem; }
.skill-category h3 {
  font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--accent3); margin-bottom: 1rem;
  display: flex; align-items: center; gap: 0.6rem;
}
.skill-category h3::before { content: '▸'; }
.skills-grid { display: flex; flex-wrap: wrap; gap: 0.7rem; }
.skill-card {
  display: flex; align-items: center; gap: 0.55rem;
  padding: 0.6rem 1rem;
  background: var(--card); border: 1px solid var(--border); border-radius: 5px;
  font-size: 0.8rem; color: var(--text);
  transition: all var(--transition); cursor: default;
  -webkit-tap-highlight-color: transparent;
}
.skill-card:hover {
  border-color: var(--accent2); transform: translateY(-3px);
  box-shadow: 0 6px 20px rgba(124,58,237,0.18);
  background: rgba(168,85,247,0.05);
}

/* ===== PROJECT CARDS ===== */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px,1fr)); gap: 1.4rem; }
.project-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 8px;
  padding: 1.5rem; cursor: pointer;
  transition: all var(--transition); position: relative; overflow: hidden;
  -webkit-tap-highlight-color: transparent;
  text-decoration: none; display: block; color: var(--text);
}
.project-card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2), var(--accent3));
  transform: scaleX(0); transform-origin: left; transition: transform var(--transition);
}
.project-card:hover, .project-card:active {
  border-color: var(--accent);
  box-shadow: 0 16px 45px rgba(124,58,237,0.15);
  transform: translateY(-4px);
}
.project-card:hover::after, .project-card:active::after { transform: scaleX(1); }
.project-num { font-size: 0.68rem; color: var(--accent3); letter-spacing: 0.1em; margin-bottom: 0.7rem; font-weight: 600; }
.project-title { font-family: var(--font-display); font-size: 1.05rem; font-weight: 700; margin-bottom: 0.55rem; }
.project-desc { font-size: 0.79rem; color: var(--muted); line-height: 1.65; margin-bottom: 1.1rem; }
.project-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; }
.tag {
  font-size: 0.67rem; padding: 0.18rem 0.55rem;
  background: var(--bg3); border: 1px solid var(--border); border-radius: 3px; color: var(--muted);
}
.project-arrow {
  position: absolute; bottom: 1.1rem; right: 1.1rem;
  color: var(--muted); font-size: 1rem; transition: all var(--transition);
}
.project-card:hover .project-arrow, .project-card:active .project-arrow {
  color: var(--accent2); transform: translate(3px, -3px);
}

/* ===== PROJECT MODAL ===== */
#modal-overlay {
  display: none; position: fixed; inset: 0; z-index: 2000;
  background: rgba(0,0,0,0.78); backdrop-filter: blur(8px);
  align-items: center; justify-content: center; padding: 1.2rem;
  -webkit-tap-highlight-color: transparent;
}
#modal-overlay.open { display: flex; }
.modal {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 10px;
  max-width: 660px; width: 100%; max-height: 88vh; overflow-y: auto;
  box-shadow: 0 30px 80px rgba(0,0,0,0.5);
  animation: modalIn 0.28s ease;
}
@keyframes modalIn {
  from { opacity: 0; transform: scale(0.95) translateY(16px); }
  to   { opacity: 1; transform: scale(1) translateY(0); }
}
.modal-header {
  padding: 1.4rem 1.6rem; border-bottom: 1px solid var(--border);
  display: flex; align-items: flex-start; justify-content: space-between; gap: 1rem;
  position: sticky; top: 0; background: var(--bg2); z-index: 1;
}
.modal-header h2 { font-family: var(--font-display); font-size: 1.3rem; font-weight: 800; }
.modal-close {
  width: 32px; height: 32px; border-radius: 4px;
  display: flex; align-items: center; justify-content: center;
  color: var(--muted); background: var(--bg3); border: 1px solid var(--border);
  font-size: 1rem; flex-shrink: 0; transition: all var(--transition); cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.modal-close:hover, .modal-close:active { color: var(--text); border-color: var(--accent); }
.modal-body { padding: 1.6rem; }
.modal-section { margin-bottom: 1.4rem; }
.modal-section h4 {
  font-size: 0.7rem; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--accent3); margin-bottom: 0.65rem;
  display: flex; align-items: center; gap: 0.45rem;
}
.modal-section h4::before { content: '▸'; }
.modal-section p, .modal-section li { font-size: 0.83rem; color: var(--muted); line-height: 1.75; }
.modal-section ul { display: flex; flex-direction: column; gap: 0.3rem; }
.modal-section li::before { content: '→ '; color: var(--accent2); }
.modal-tags { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.modal-tag {
  font-size: 0.73rem; padding: 0.28rem 0.7rem;
  background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.3);
  border-radius: 3px; color: var(--accent2);
}

/* ===== EXPERIENCE ===== */
.exp-timeline { display: flex; flex-direction: column; gap: 1.8rem; }
.exp-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 8px;
  padding: 1.8rem; transition: all var(--transition); position: relative; overflow: hidden;
}
.exp-card::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
}
.exp-card:hover { border-color: var(--accent); box-shadow: 0 10px 35px rgba(124,58,237,0.1); }
.exp-company { font-family: var(--font-display); font-size: 1.15rem; font-weight: 700; margin-bottom: 0.25rem; }
.exp-date { font-size: 0.73rem; color: var(--muted); margin-bottom: 0.45rem; letter-spacing: 0.04em; }
.exp-role { font-size: 0.88rem; color: var(--accent2); font-weight: 600; margin-bottom: 1rem; }
.exp-points { display: flex; flex-direction: column; gap: 0.45rem; }
.exp-point {
  font-size: 0.81rem; color: var(--muted); line-height: 1.7;
  padding-left: 1.1rem; position: relative;
}
.exp-point::before { content: '▸'; position: absolute; left: 0; color: var(--accent3); font-size: 0.68rem; top: 3px; }

/* ===== CONTACT ===== */
.contact-center {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  min-height: calc(100vh - 120px); text-align: center; padding: 3rem 1.5rem;
}
.contact-title {
  font-family: var(--font-display); font-size: clamp(2rem, 6vw, 3rem);
  font-weight: 800; letter-spacing: -0.02em; margin-bottom: 0.65rem;
}
.contact-sub { font-size: 0.88rem; color: var(--muted); margin-bottom: 2.5rem; }
.contact-btns { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; }
.contact-btn {
  display: flex; align-items: center; gap: 0.65rem;
  padding: 0.9rem 1.8rem; border-radius: 6px; font-size: 0.85rem; font-weight: 600;
  border: 1px solid var(--border); background: var(--card); color: var(--text);
  transition: all var(--transition); cursor: pointer; text-decoration: none;
  font-family: var(--font-mono);
  -webkit-tap-highlight-color: transparent;
}
.contact-btn:hover, .contact-btn:active { transform: translateY(-3px); }
.contact-btn.email:hover, .contact-btn.email:active { border-color: #ef4444; color: #ef4444; box-shadow: 0 8px 25px rgba(239,68,68,0.18); }
.contact-btn.github:hover, .contact-btn.github:active { border-color: var(--text); box-shadow: 0 8px 25px rgba(255,255,255,0.08); }
.contact-btn.linkedin:hover, .contact-btn.linkedin:active { border-color: #0ea5e9; color: #0ea5e9; box-shadow: 0 8px 25px rgba(14,165,233,0.18); }
.contact-btn-icon { font-size: 1.25rem; }

/* ===== FOOTER ===== */
footer {
  border-top: 1px solid var(--border);
  padding: 1.4rem 2rem;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 0.75rem;
}
.footer-name { font-family: var(--font-display); font-size: 0.95rem; font-weight: 700; }
.footer-name span { color: var(--accent2); }
.footer-note { font-size: 0.7rem; color: var(--muted); letter-spacing: 0.04em; }

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(14px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes pulse { 0%,100% { opacity:1; } 50% { opacity:0.3; } }
@keyframes blink  { 0%,100% { opacity:1; } 50% { opacity:0; } }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ===== RESPONSIVE ===== */
@media (max-width: 768px) {
  #navbar { padding: 0 1.1rem; }
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .section-container { padding: 2.5rem 1.2rem; }
  .projects-grid { grid-template-columns: 1fr; }
  footer { flex-direction: column; align-items: flex-start; padding: 1.2rem 1.2rem; }
  .contact-btns { flex-direction: column; align-items: stretch; }
  .contact-btn { justify-content: center; }
}
@media (max-width: 480px) {
  .hero-btns { flex-direction: column; }
  .btn { justify-content: center; text-align: center; }
}

#agent-wrapper {
  position: fixed;
  bottom: 40px;
  right: 40px;
  width: 100px;
  height: 100px;
  z-index: 9999;
  perspective: 800px; /* Required for 3D effect */
}

.agent-head {
  position: relative;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  transition: transform 0.1s ease-out;
  animation: hover 4s ease-in-out infinite;
}

@keyframes hover {
  0%, 100% { top: 0; }
  50% { top: -8px; }
}

.helmet {
  position: absolute;
  top: 15px;
  left: 10px;
  width: 80px;
  height: 70px;
  background: linear-gradient(135deg, #4facfe 0%, #667eea 100%);
  border-radius: 35% 35% 45% 45%;
  box-shadow: 
    inset -4px -4px 10px rgba(0,0,0,0.3),
    inset 4px 4px 10px rgba(255,255,255,0.4),
    0 10px 20px rgba(0,0,0,0.5);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 2;
}

/* Added transition for parallax */
.face-screen {
  width: 56px;
  height: 46px;
  background: radial-gradient(circle at 50% 50%, #1a1b4b 0%, #08081a 100%);
  border-radius: 25% 25% 35% 35%;
  box-shadow: inset 0 4px 8px rgba(0,0,0,0.8);
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  transition: transform 0.1s ease-out; 
}

.eye {
  width: 8px;
  height: 16px;
  border-radius: 3px;
  background: repeating-linear-gradient(to bottom, #00f2fe, #00f2fe 2px, #0098a0 2px, #0098a0 3px);
  box-shadow: 0 0 8px #00f2fe, 0 0 15px rgba(0, 242, 254, 0.6);
}

/* Added transition for parallax */
.goggles-container {
  position: absolute;
  top: -18px;
  display: flex;
  gap: 4px;
  z-index: 3;
  transition: transform 0.1s ease-out;
}

.goggle {
  width: 32px;
  height: 24px;
  background: #3b28cc;
  border: 5px solid #2871fa;
  border-radius: 10px;
  box-shadow: inset 0 0 8px rgba(0,0,0,0.6), 0 4px 6px rgba(0,0,0,0.3), inset 2px 2px 4px rgba(255,255,255,0.4);
}

.ear {
  position: absolute;
  top: 35px;
  width: 16px;
  height: 28px;
  background: linear-gradient(to bottom, #4facfe, #667eea);
  border-radius: 8px;
  z-index: 1;
  box-shadow: inset 0 0 5px rgba(0,0,0,0.3);
}
.left-ear { left: 2px; border-top-right-radius: 0; border-bottom-right-radius: 0; }
.right-ear { right: 2px; border-top-left-radius: 0; border-bottom-left-radius: 0; }