:root{
  --bg:#0b0f14;
  --panel:#0f1720;
  --muted:#98a0ab;
  --text:#e6eef6;
  --accent:#1abc9c;
  --glass: rgba(255,255,255,0.03);
  --radius:12px;
  --gap:1.25rem;
  --container:1100px;
}

/* Light theme variables (swapped) */
:root.light {
  --bg:#f6f8fa;
  --panel:#ffffff;
  --muted:#6b7280;
  --text:#0b1220;
  --accent:#0ea5a4;
  --glass: rgba(0,0,0,0.03);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;height:100%}
body{
  background:var(--bg);
  color:var(--text);
  font-family:Inter, system-ui, Arial, sans-serif;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  line-height:1.5;
  transition:background 0.35s, color 0.35s;
}

/* container */
.container{
  max-width:var(--container);
  margin:0 auto;
  padding:1rem 2rem;
}

/* header */
.site-header {
  position: sticky;
  top:0;
  z-index: 9999;
  padding: 1rem 2rem;
  background: transparent;
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}
.site-header.scrolled {
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}


.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.brand{
  font-weight:700;
  letter-spacing:0.2px;
  text-decoration:none;
  color:var(--text);
  font-size:1.7rem;
}
.nav{font-size: 1.25rem;}
.nav{display:flex;align-items:center;gap:1 rem}
.nav-list{display:flex;gap:1rem;list-style:none;margin:0;padding:0}
.nav-list a{color:var(--muted);text-decoration:none;padding:0.35rem 0.5rem;border-radius:8px;transition:all .18s}
.nav-list a:hover{color:var(--accent);background:var(--glass)}
.nav-toggle{display:none;background:none;border:none;color:var(--text);font-size: 2 rem;cursor:pointer}

/* hero */
.portrait-placeholder img {
  width: 175px;
  height: 245px;
  object-fit:contain ;
  border-radius: 13%;
  border: 5px solid var(--accent-color);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}
.hero{
  padding:7rem 0;
  min-height:50vh;
  display:flex;
  align-items:center;
}
.hero-grid{
  display:grid;
  grid-template-columns:1fr 360px;
  gap:2rem;
  align-items:center;
}
.hero-content h1{
  margin:0;
  font-size:2.6rem;
}
.hero-content .subtitle{font-weight:600;color:var(--accent);margin-top:.6rem;font-size:1.05rem}
.hero-content .lead{color:var(--muted);margin-top:.6rem}
.hero-ctas{margin-top:1.25rem;display:flex;gap:.8rem}
.btn{
  display:inline-block;padding:.6rem .85rem;border-radius:10px;text-decoration:none;border:1px solid rgba(255,255,255,0.04);
  background:transparent;color:var(--text);cursor:pointer;
}
.btn.primary{background:linear-gradient(90deg,var(--accent),color-mix(in srgb,var(--accent) 70%, transparent));box-shadow:0 6px 20px rgba(26,188,156,0.08);border:none;color:#041014;font-size:2rem,}
.btn.ghost{border:1px solid rgba(255,255,255,0.06)}
.btn-icon{background:transparent;border:none;color:var(--muted);font-size:1.5rem;cursor:pointer}

/* social row */
.social-row{margin-top:1rem;display:flex;gap:.75rem}
.social{color:var(--muted);text-decoration:none;font-size:.95rem;padding:.25rem .5rem;border-radius:8px}
.social:hover{color:var(--accent)}

/* portrait placeholder */
.portrait-placeholder{
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:16px;height:25px;width:220px;display:flex;align-items:center;justify-content:center;color:var(--muted);border:1 px solid rgba(255,255,255,0.03)
}

/* sections */
.section{padding:2.5rem 0}
.section h2{margin:0 0 1rem 0;font-size:1.6rem}
.muted{color:var(--muted);margin-bottom:.75rem;font-size: 1.2rem;}

/* about grid */
.about-grid{display:grid;grid-template-columns:1fr 320px;gap:1.25rem;align-items:center;font-size: 1.2rem;}
.about-photo img{width:100%;border-radius:12px;border:1px solid rgba(255,255,255,0.03)}

/* skills */
.skills-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.skill-card{background:var(--panel);padding:1rem;border-radius:12px;border:1px solid rgba(255,255,255,0.03)}
.skill-bar{background:rgba(255,255,255,0.03);height:10px;border-radius:999px;margin-top:.6rem}
.skill-bar span{display:block;height:100%;background:linear-gradient(90deg,var(--accent), color-mix(in srgb,var(--accent) 60%, #0000));border-radius:999px}

/* projects */
.projects-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1rem;margin-top:1rem}
.project-card{display:flex;background:var(--panel);border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,0.03)}
.project-thumb{width:240px;background:rgba(255,255,255,0.02);display:flex;align-items:center;justify-content:center}
.project-body{padding:1rem;display:flex;flex-direction:column;gap:.6rem}
.project-links a{color:var(--accent);text-decoration:none;margin-right:.6rem}

/* photography grid */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.8rem;
}

.photo-item {
  width: 100%;
  height: 180px;
  border-radius: 12px;
  overflow: hidden;
  position: relative;
  background: rgba(255,255,255,0.03); /* subtle bg so fade looks good */
  transition: background 0.35s ease;
  cursor: pointer;
}

/* IMAGE STYLE */
.photo-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: 
    transform 0.45s ease,
    filter 0.45s ease;
}
.photo-grid .photo-item:nth-child(3) img {
  object-position: center 37%;
}

/* 3D Lift-Up Hover */
.photo-item:hover {
  background: rgba(0,0,0,0.2); /* background fade */
  transform: translateY(-8px) scale(1.03);
  box-shadow:
    0 12px 25px rgba(0,0,0,0.4),
    0 0 10px rgba(255,204,102,0.25); /* GOLD tint glow */
  transition: all 0.4s ease;
}

/* Image Enhancement on Hover */
.photo-item:hover img {
  transform: scale(1.15);  /* zoom more */
  /* filter: brightness(1.2) contrast(1.15) saturate(1.1); */
}
/* ---------------- LIGHTBOX VIEWER ---------------- */

.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: 0.3s ease;
  z-index: 9999;
}

.lightbox.show {
  opacity: 1;
  visibility: visible;
}

.lightbox img {
  max-width: 90%;
  max-height: 85%;
  border-radius: 10px;
  box-shadow: 0 0 25px rgba(0,0,0,0.5);
  animation: zoomIn 0.35s ease;
}

/* click × close */
.lightbox-close {
  position: absolute;
  top: 22px;
  right: 32px;
  font-size: 42px;
  color: white;
  cursor: pointer;
  user-select: none;
  transition: 0.3s;
}

.lightbox-close:hover {
  transform: scale(1.2);
  color: #ffcc66;
}

/* Zoom animation */
@keyframes zoomIn {
  from {
    transform: scale(0.7);
    opacity: 0;
  }
  to {
    transform: scale(1);
    opacity: 1;
  }
}




/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 320px;gap:1rem;font-size:1.1rem}
.contact-form input, .contact-form textarea{font-size: 1.2rem;width:100%;padding:.8rem;border-radius:8px;border:1px solid rgba(255,255,255,0.04);background:transparent;color:var(--text)}
.form-row{display:flex;gap:.6rem}
.form-actions{display:flex;align-items:center;gap:.8rem;margin-top:.6rem;font-size: 1.2rem;}
.form-msg{color:var(--muted);font-size:.95rem}

/* footer */
.site-footer{padding:1.2rem 0;border-top:1px solid rgba(255,255,255,0.03);text-align:center;color:var(--muted)}

/* reveal animation helper */
.reveal{opacity:0;transform:translateY(12px);transition:opacity .6s ease,transform .6s ease}
.reveal.visible{opacity:1;transform:none}

/* responsive */
@media (max-width:1000px){
  .hero-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .projects-grid{grid-template-columns:1fr}
  .skills-grid{grid-template-columns:1fr}
  .photo-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:720px){
  .nav-list{display:none;position:absolute;right:1rem;top:64px;background:var(--panel);padding:1rem;border-radius:10px;border:1px solid rgba(255,255,255,0.03)}
  .nav-toggle{display:block}
  .portrait-placeholder{height:220px}
  .photo-grid{grid-template-columns:repeat(1,1fr)}
}

/* Scroll to Top Button */
.scroll-top-btn {
  position: fixed !important;
  bottom: 25px;
  right: 25px;
  width: 55px;
  height: 55px;
  border-radius: 50%;
  background: #1abc9c;
  color: white;
  font-size: 1.6rem;
  border: none;
  cursor: pointer;

  display: flex;
  align-items: center;
  justify-content: center;

  box-shadow: 0 0 15px rgba(255,0,0,0.7), 0 0 30px rgba(255,0,0,0.5);
  transition: opacity 0.3s ease, transform 0.3s ease;

  opacity: 0;
  visibility: hidden;
  z-index: 9999;
}

/* visible when scrolling */
.scroll-top-btn.show {
  opacity: 1;
  visibility: visible;
}

/* Hover: slight lift + glow increase */
.scroll-top-btn:hover {
  transform: translateY(-8px);
  box-shadow: 0 0 20px rgba(255,0,0,1), 0 0 45px rgba(255,0,0,0.8);
}

/* 🚀 Rocket launch animation */
.scroll-top-btn.launch {
  animation: rocketLaunch 0.9s cubic-bezier(0.1, 0.7, 0.3, 1.1) forwards;
}

/* Keyframes for rocket movement */
@keyframes rocketLaunch {
  0% {
    opacity: 1;
    transform: translateY(0) scale(1);
    box-shadow: 0 0 20px rgba(255,0,0,1), 0 0 45px rgba(255,0,0,0.7);
  }

  40% {
    transform: translateY(-120px) scale(1.05);
  }

  70% {
    transform: translateY(-260px) scale(0.95);
    opacity: 0.8;
  }

  100% {
    transform: translateY(-450px) scale(0.5);
    opacity: 0;
  }
}
.typed-wrapper {
  display: inline-block;
  height: 24px;       
  line-height: 24px;
  overflow: hidden;
  white-space: nowrap;
}

/* background */
#particles {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  pointer-events: none;
}



/* ---------- Ripple + Glow + Spark styles for .resume-btn ---------- */

.resume-btn {
  position: relative;
  overflow: visible; /* allow sparks outside */
  z-index: 1;
  -webkit-tap-highlight-color: transparent;
  will-change: transform;
}

/* existing glow-burst pseudo (keeps previous behavior) */
.resume-btn::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 10px;
  background: radial-gradient(circle, rgba(255,204,102,0.9) 0%, rgba(255,204,102,0) 70%);
  transform: translate(-50%, -50%) scale(0);
  opacity: 0;
  border-radius: 50%;
  pointer-events: none;
}

/* Ripple pseudo (under the button) */
.resume-btn::before {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  transform: translate(-50%, -50%) scale(0);
  background: rgba(255,204,102,0.14);
  opacity: 0;
  pointer-events: none;
  box-shadow: 0 0 30px rgba(255,204,102,0.12);
}

/* classes toggled by JS */
.resume-btn.clicked::after {
  animation: glowBurst 0.6s ease-out forwards;
}

/* ripple animation */
.resume-btn.ripple::before {
  animation: rippleGrow 0.55s cubic-bezier(.2,.9,.2,1) forwards;
}

/* small press animation to give feedback */
.resume-btn.press {
  animation: pressAnim 280ms cubic-bezier(.2,.9,.2,1);
}

/* spark element styles */
.resume-btn .spark {
  position: absolute;
  left: 50%;
  top: 50%;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(120deg, #fff7e6 0%, #ffcc66 50%, #ffb84d 100%);
  pointer-events: none;
  transform: translate(-50%, -50%) translate(0,0) scale(1);
  opacity: 1;
  filter: blur(0.6px);
  will-change: transform, opacity;
  z-index: 0;
  animation: sparkAnim 700ms cubic-bezier(.2,.9,.2,1) forwards;
}

/* keyframes */
@keyframes glowBurst {
  0% {
    opacity: 0.95;
    transform: translate(-50%, -50%) scale(0);
  }
  60% {
    opacity: 0.6;
    transform: translate(-50%, -50%) scale(10);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(14);
  }
}

@keyframes rippleGrow {
  0% {
    opacity: 0.6;
    transform: translate(-50%, -50%) scale(0.3);
  }
  50% {
    opacity: 0.35;
    transform: translate(-50%, -50%) scale(1.8);
  }
  100% {
    opacity: 0;
    transform: translate(-50%, -50%) scale(2.8);
  }
}

@keyframes pressAnim {
  0% { transform: scale(1); }
  40% { transform: scale(0.94); }
  100% { transform: scale(1); }
}

/* spark flight - the transform uses CSS variables set inline by JS */
@keyframes sparkAnim {
  0% {
    transform: translate(-50%, -50%) translate(0px, 0px) scale(1);
    opacity: 1;
    filter: blur(0.6px);
  }
  80% {
    opacity: 1;
  }
  100% {
    transform: translate(-50%, -50%) translate(var(--tx), var(--ty)) scale(0.4);
    opacity: 0;
    filter: blur(1.6px);
  }
}

:root.light canvas#particles {
  filter: brightness(0.6) contrast(1.4);
}
/* ---------------- Achievements Section ---------------- */

.achievements-grid {
  margin-top: 1.5rem;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.2rem;
}

.achievement-card {
  background: var(--panel);
  padding: 1rem;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.05);
  text-align: center;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
  cursor: pointer;
}

.achievement-card img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 0.8rem;
  transition: transform 0.35s ease;
}

.achievement-card:hover img {
  transform: scale(1.07);
}

.achievement-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.25), 
              0 0 12px rgba(255,204,102,0.25);
}

/* Responsive */
@media (max-width: 900px) {
  .achievements-grid {
    grid-template-columns: repeat(1, 1fr);
  }
}
/* Horizontal scroll wrapper */
.achievements-scroll {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding: 1rem 0;
  scroll-behavior: smooth;
}

.achievements-scroll::-webkit-scrollbar {
  height: 10px;
}

.achievements-scroll::-webkit-scrollbar-track {
  background: rgba(255,255,255,0.05);
  border-radius: 10px;
}

.achievements-scroll::-webkit-scrollbar-thumb {
  background: var(--accent);
  border-radius: 10px;
}

/* Card styles */
.achievement-card {
  min-width: 260px;
  background: var(--panel);
  border-radius: 12px;
  padding: 0.8rem;
  border: 1px solid rgba(255,255,255,0.05);
  cursor: pointer;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-align: center;
}

.achievement-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 10px;
  transition: transform 0.35s ease;
}

.achievement-card:hover {
  transform: translateY(-8px) scale(1.03);
  box-shadow:
    0 10px 25px rgba(0,0,0,0.25),
    0 0 12px rgba(255,204,102,0.25);
}

.achievement-card:hover img {
  transform: scale(1.07);
}
/* Certificate Modal (fullscreen preview) */
.cert-modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.85);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transition: 0.3s ease;
  z-index: 9999;
}

.cert-modal.show {
  visibility: visible;
  opacity: 1;
}

.cert-modal img {
  max-width: 90%;
  max-height: 85%;
  border-radius: 12px;
  box-shadow: 0 0 25px rgba(0,0,0,0.4);
  animation: certZoom 0.35s ease;
}

@keyframes certZoom {
  from { transform: scale(0.7); opacity: 0; }
  to { transform: scale(1); opacity: 1; }
}

.cert-close {
  position: absolute;
  top: 25px;
  right: 35px;
  font-size: 42px;
  color: #fff;
  cursor: pointer;
  transition: 0.3s;
}

.cert-close:hover {
  color: #ffcc66;
  transform: scale(1.2);
}

.project-card{
  transition:all .3s ease;
}

.project-card:hover{
  transform:translateY(-10px);
  box-shadow:0 15px 40px rgba(0,255,255,.15);
}

.tech-stack{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin:15px 0;
}

.tech-stack span{
  padding:6px 12px;
  border-radius:20px;
  background:rgba(0,255,255,.1);
  border:1px solid rgba(0,255,255,.2);
  font-size:.8rem;
}

.empty-tag{
  display:inline-block;
  width:60px; /* adjust as needed */
}