/* Override: make section titles solid blue like card headings */
#projects .section-title,
#certs .section-title,
#internships .section-title,
#contact .section-title{
  background:none !important;
  -webkit-background-clip:initial !important; background-clip:initial !important;
  color:var(--sec) !important;
  animation:fadeUp .7s ease both !important; /* keep entry, drop shimmer */
}


/* Section title animations for Projects, Certifications, Internships, Contact */
@keyframes titleShimmer{0%{background-position:0% 0}100%{background-position:200% 0}}
@keyframes titleUnderline{from{width:0}to{width:72px}}
#projects .section-title,
#certs .section-title,
#internships .section-title,
#contact .section-title{
  position:relative;
  background:linear-gradient(90deg,var(--pri),var(--sec),var(--pri));
  background-size:200% 100%;
  -webkit-background-clip:text; background-clip:text; color:transparent;
  animation:titleShimmer 10s linear infinite, fadeUp .7s ease both;
}
/* Light mode: subtle brighten without changing colors */
[data-theme="light"] #projects .section-title,
[data-theme="light"] #certs .section-title,
[data-theme="light"] #internships .section-title,
[data-theme="light"] #contact .section-title{
  text-shadow:0 0 10px rgba(59,130,246,.45);
}
/* Decorative box behind the titles */
#projects .section-title,
#certs .section-title,
#internships .section-title,
#contact .section-title{display:inline-block; padding:8px 14px; border-radius:12px}
#projects .section-title::before,
#certs .section-title::before,
#internships .section-title::before,
#contact .section-title::before{
  content:""; position:absolute; inset:-6px -10px; border-radius:14px; background:var(--panel-bg); border:1px solid var(--card-border); box-shadow:0 12px 28px rgba(0,0,0,.25); z-index:-1;
}
#projects .section-title::after,
#certs .section-title::after,
#internships .section-title::after,
#contact .section-title::after{
  content:""; position:absolute; left:14px; bottom:-8px; height:3px; width:72px; border-radius:3px;
  background:linear-gradient(90deg,var(--pri),var(--sec));
  box-shadow:0 0 18px rgba(62,199,224,.35);
  animation:titleUnderline .7s ease .1s both;
}


/* Force nav background/light mode override */
[data-theme="light"] .nav{ background: #ffffff !important; border-color: rgba(0,0,0,.12) !important; box-shadow:0 8px 30px rgba(0,0,0,.12) }


/* Ensure navbar text/icons adapt in light mode */
[data-theme="light"] .nav .brand,
[data-theme="light"] .nav nav a,
[data-theme="light"] .nav .btn-ghost,
[data-theme="light"] .nav .btn-ghost .icon,
[data-theme="light"] .nav .btn-ghost .icon svg{ color: var(--text) !important; fill: currentColor }


/* Ensure buttons inside cards remain clickable above decorative layers */
.links{position:relative; z-index:1; pointer-events:auto}
.btn-chip{position:relative; z-index:1; cursor:pointer}


/* Mobile dropdown overrides placed after base styles to win the cascade */
@media (max-width: 768px){
  .nav nav{display:none !important; position:absolute; left:8px; right:8px; top:calc(100% + 8px); flex-direction:column; align-items:stretch; gap:8px; background:var(--panel-bg); border:1px solid var(--card-border); border-radius:14px; padding:10px; box-shadow:0 18px 40px rgba(0,0,0,.28); overflow:hidden}
  .nav.menu-open nav{display:flex !important; animation:menuIn .25s ease both}
}


/* Mobile nav dropdown */
#nav-toggle{display:none}
@keyframes menuIn{from{opacity:0; transform:translateY(-8px) scale(.98)} to{opacity:1; transform:none}}
@media (max-width: 768px){
  #nav-toggle{display:inline-flex}
  .nav{position:fixed; left:50%; transform:translateX(-50%); width:calc(100% - 20px); padding:8px 10px}
  .nav .nav-controls{gap:6px}
  .nav .nav-controls .btn{padding:6px 8px}
  .nav nav{position:absolute; left:8px; right:8px; top:calc(100% + 8px); display:none; flex-direction:column; align-items:stretch; gap:8px; background:var(--menu-bg); border:1px solid var(--card-border); border-radius:14px; padding:10px; box-shadow:0 22px 48px rgba(0,0,0,.35); overflow:hidden; backdrop-filter:blur(10px)}
  .nav.menu-open nav{display:flex; animation:menuIn .25s ease both}
  .nav nav a{display:block; padding:12px 14px; border-radius:10px; text-decoration:none; color:var(--text); background:transparent}
  .nav nav a:hover{background:transparent; box-shadow:0 0 0 1px var(--card-border) inset}
  .nav nav a:active{opacity:.95}
}


/* Tools dynamic hover */
.logo-grid li{position:relative; isolation:isolate}
.logo-grid li::after{content:""; position:absolute; inset:-1px; border-radius:12px; background:conic-gradient(from 0deg, var(--pri), var(--sec), var(--pri)); opacity:.0; transition:.35s opacity; z-index:-1}
.logo-grid li:hover::after{opacity:.25}


/* Mobile responsiveness improvements */
@media (max-width: 768px){
  .panel{max-width:720px; padding:16px 12px}
  .about-kpis{grid-template-columns:repeat(2,1fr)}
  .section{padding:100px 18px; scroll-margin-top:96px}
  .section .section-bg{top:12px; bottom:12px; width:calc(100% - 36px)}
  .logo-grid{width:100%; grid-template-columns:repeat(2, minmax(0,1fr)); gap:10px}
  .logo-grid li{padding:12px; width:100%}
  .logo-grid i{font-size:24px}
  .nav{top:10px; width:calc(100% - 28px); padding:8px 10px}
  .nav nav{gap:12px; overflow-x:auto; -webkit-overflow-scrolling:touch}
  .nav .brand .brand-text{font-size:14px}

  .section{padding:100px 18px; scroll-margin-top:96px}
  .section-title{font-size:28px; text-align:center}
  .container{max-width:100%;}

  .panel{padding:18px; margin:0 auto; text-align:center; overflow:hidden}

  .hero{grid-template-columns:1fr; padding-left:18px; padding-right:18px; text-align:center}
  .hero__content{justify-self:center}
  .hero__media{justify-self:center}
  .cta{justify-content:center}

  .cards{grid-template-columns:1fr;}
  .logo-grid{grid-template-columns:repeat(3,1fr);}
  .contact-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr}
  .timeline{padding-left:16px}
}
@media (max-width: 480px){
  .logo-grid{width:100%; grid-template-columns:1fr 1fr; gap:8px}
  .logo-grid li{padding:10px; width:100%}
  .logo-grid i{font-size:22px}
  .hero__content h1{font-size:36px}
}


/* About section layout */
.about-grid{display:grid; grid-template-columns:1.2fr .8fr; gap:22px; align-items:start}
@media (max-width: 960px){ .about-grid{grid-template-columns:1fr} }
.about-text, .about-kpis{max-width:100%}
.about-text p{line-height:1.9; margin:.7em 0; overflow-wrap:anywhere; word-break:break-word}
.panel p, .card p{overflow-wrap:anywhere; word-break:break-word}
.badges{display:flex; flex-wrap:wrap; gap:8px; list-style:none; padding:0; margin:10px 0 16px}
.badges li{padding:6px 10px; border-radius:999px; background:var(--card-bg); border:1px solid var(--card-border); color:var(--muted); font-weight:600}
.about-kpis{display:grid; grid-template-columns:repeat(auto-fit, minmax(120px,1fr)); gap:12px}
.kpi{background:var(--card-bg); border:1px solid var(--card-border); border-radius:12px; padding:14px; text-align:center}
.kpi .num{display:block; font-size:28px; font-weight:800; background:linear-gradient(90deg,var(--pri),var(--sec)); -webkit-background-clip:text; background-clip:text; color:transparent}
.kpi .label{display:block; color:var(--muted); font-size:.9em}


/* Fancy navbar buttons */
.nav .btn-ghost{display:inline-flex; align-items:center; gap:8px; background:var(--card-bg); border:1px solid var(--card-border); box-shadow:0 8px 22px rgba(0,0,0,.15); transition:.25s transform,.25s box-shadow,.25s background,.25s color,.15s opacity}
.nav .btn-ghost .icon{display:inline-flex; width:18px; height:18px}
.nav .btn-ghost .icon svg{width:18px; height:18px; fill:currentColor; display:block}
.nav .btn-ghost .btn-label{font-weight:700; font-size:12px}
@media (max-width: 768px){ .nav .btn-ghost .btn-label{display:none} .nav .btn-ghost .icon{display:inline-flex} }
.nav .btn-ghost:hover{transform:translateY(-2px); box-shadow:0 16px 40px rgba(0,0,0,.25),0 0 0 1px rgba(0,0,0,0) inset; background:linear-gradient(135deg,var(--pri),var(--sec)); color:#041020}
.nav .btn-ghost:active{transform:translateY(1px) scale(.98); background:transparent; opacity:.85}
#theme-toggle[aria-pressed="true"] i{transform:rotate(180deg)}
#audio-toggle[aria-pressed="true"]{background:linear-gradient(135deg,var(--sec),var(--pri)); color:#041020}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(62,199,224,.0)}50%{box-shadow:0 0 0 8px rgba(62,199,224,.20)}}
#audio-toggle[aria-pressed="true"]{animation:pulse 2s ease-in-out infinite}

/* Nav link hover/active transparency */
.nav nav a{padding:8px 10px; border-radius:10px; transition:.2s background,.2s box-shadow,.2s transform,.2s color}
.nav nav a:hover{color:var(--text); background:transparent; box-shadow:0 0 0 1px var(--card-border) inset}
.nav nav a:active{transform:translateY(1px); opacity:.9}

/* Panel accent bar */
.panel{position:relative}
.panel::before{content:""; position:absolute; left:0; right:0; top:0; height:3px; border-top-left-radius:16px; border-top-right-radius:16px; background:linear-gradient(90deg,var(--pri),var(--sec))}

/* Light mode colorful background */
[data-theme="light"] body{
  background: radial-gradient(900px 600px at 10% -8%, rgba(59,130,246,.25), transparent),
              radial-gradient(700px 500px at 110% 12%, rgba(14,165,233,.18), transparent),
              linear-gradient(180deg, var(--bg-0), var(--bg-1));
}


/* Light-mode specific overrides for inputs/cards */
[data-theme="light"] .contact-form,
[data-theme="light"] .logo-grid li,
[data-theme="light"] .card{background:var(--card-bg); border-color:var(--card-border)}
[data-theme="light"] .contact-form input,
[data-theme="light"] .contact-form textarea{background:#ffffff; color:#0f172a; border:1px solid rgba(0,0,0,.1)}
[data-theme="light"] .nav .brand{color:#0f172a}


/* Hero entrance animations */
@keyframes fadeUp{from{opacity:0; transform:translateY(14px)} to{opacity:1; transform:none}}
.hero__content h1{animation:fadeUp .8s ease both}
.hero__content .typing{animation:glowPulse 3s ease-in-out infinite, fadeUp .9s ease .2s both}
.hero .cta{animation:fadeUp .9s ease .35s both}


/* Section panels */
.panel{background:var(--panel-bg); border:1px solid var(--card-border); border-radius:14px; padding:18px; box-shadow:0 20px 50px rgba(0,0,0,.25); backdrop-filter:blur(8px); width:100%; overflow:hidden}
.section-sub{color:var(--muted); margin:8px 0 16px}

/* Slightly larger project cards */
.card{padding:22px}

/* Larger tools visuals */
.logo-grid{gap:22px}
.logo-grid li{padding:22px}
.logo-grid i{font-size:34px}


/* Brand logo + nav tweaks */
.nav .brand{display:flex; align-items:center; gap:10px}
.nav .brand .brand-text{font-weight:800; letter-spacing:.6px}
.logo-ace{color:var(--pri); filter:drop-shadow(0 0 12px rgba(88,114,255,.35))}

/* Hero typography animations */
@keyframes shine{0%{background-position:0% 0}100%{background-position:200% 0}}
@keyframes glowPulse{0%,100%{text-shadow:0 0 0 rgba(62,199,224,0)}50%{text-shadow:0 0 18px rgba(62,199,224,.45)}}
.hero__content .accent{background:linear-gradient(90deg,var(--pri),var(--sec),var(--pri)); background-size:200% 100%; -webkit-background-clip:text; background-clip:text; color:transparent; animation:shine 10s linear infinite}
.hero__content .typing{animation:glowPulse 3s ease-in-out infinite}

/* Link chips in project cards */
.links{display:flex; gap:10px; flex-wrap:wrap; margin-top:12px}
.btn-chip{display:inline-flex; align-items:center; gap:8px; padding:8px 12px; border-radius:999px; background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.14); color:var(--text); text-decoration:none; font-weight:600; transition:.25s transform,.25s box-shadow,.25s background}
.btn-chip:hover{transform:translateY(-2px); box-shadow:0 10px 30px rgba(62,199,224,.25); background:rgba(255,255,255,.07)}

/* Contact layout improvements */
.contact-grid{display:grid; grid-template-columns:1.2fr .8fr; gap:20px; align-items:stretch}
.contact-cards{list-style:none; margin:0; padding:0; display:grid; gap:12px}
.contact-card{display:flex; align-items:center; gap:12px; padding:14px; border-radius:12px; background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08); color:var(--text); text-decoration:none; transition:.25s transform,.25s box-shadow}
.contact-card:hover{transform:translateY(-2px); box-shadow:0 10px 30px rgba(62,199,224,.25)}
.contact-card i{font-size:20px; color:var(--pri)}
.contact-card h5{margin:0; font-size:16px}
.contact-card span{color:var(--muted); font-size:.9em}

/* Timeline for internships */
.timeline{position:relative; margin:20px 0; padding-left:24px}
.tl-item{opacity:0; transform:translateY(10px); animation:tlFade .8s ease forwards}
.tl-item:nth-child(1){animation-delay:.05s}
.tl-item:nth-child(2){animation-delay:.15s}
.tl-item:nth-child(3){animation-delay:.25s}
@keyframes tlFade{to{opacity:1; transform:none}}
.tl-content{max-width:100%; overflow-wrap:anywhere}
.timeline::before{content:""; position:absolute; left:8px; top:0; bottom:0; width:2px; background:linear-gradient(var(--pri), var(--sec)); opacity:.35}
.tl-item{position:relative; margin:20px 0}
.tl-dot{position:absolute; left:1px; top:4px; width:16px; height:16px; border-radius:50%; background:var(--pri); box-shadow:0 0 0 4px rgba(62,199,224,.2)}
.tl-content{background:rgba(255,255,255,.04); border:1px solid rgba(255,255,255,.08); border-radius:12px; padding:14px 16px; margin-left:24px}

/* Responsive additions */
@media (max-width: 960px){
  .contact-grid{grid-template-columns:1fr}
}

/* Base Theme - Dark Mode */
:root{
  --bg-0:#0a0f1f; /* deep navy */
  --bg-1:#0f1730;
  --text:#e9f1ff;
  --muted:#a8b0c3;
  --pri:#3ec7e0;  /* teal */
  --sec:#5872ff;  /* indigo */
  --acc:#69f0ae;  /* mint */
  --glow:0 0 24px rgba(88,114,255,.45);
  --card-bg:rgba(255,255,255,.08);
  --card-border:rgba(255,255,255,.12);
  --panel-bg:rgba(255,255,255,.10);
  --section-bg-color: rgba(12,18,34,.66);
  --nav-bg:linear-gradient(180deg, rgba(10,15,31,.7), rgba(10,15,31,.35));
  --nav-bg-strong:linear-gradient(180deg, rgba(10,15,31,.92), rgba(10,15,31,.75));
  --content-w: 1000px;
  --menu-bg: rgba(10,15,31,.94);
}

/* Light Mode */
[data-theme="light"]{
  --bg-0:#f8fafc; /* light gray */
  --bg-1:#f1f5f9;
  --text:#1e293b;
  --muted:#64748b;
  --pri:#0ea5e9;  /* sky blue */
  --sec:#3b82f6;  /* blue */
  --acc:#10b981;  /* emerald */
  --glow:0 0 24px rgba(59,130,246,.25);
  --card-bg:rgba(255,255,255,.9);
  --card-border:rgba(0,0,0,.12);
  --panel-bg:rgba(255,255,255,.78);
  --nav-bg:linear-gradient(180deg, rgba(248,250,252,.9), rgba(248,250,252,.7));
  --menu-bg: rgba(255,255,255,.96);
  --section-bg-color: rgba(255,255,255,.82);
  --menu-bg: rgba(255,255,255,.96);
}
*{box-sizing:border-box}
html,body{height:100%}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif;
  color:var(--text);
  background: radial-gradient(900px 600px at 10% -8%, rgba(88,114,255,.15), transparent),
              radial-gradient(700px 500px at 110% 12%, rgba(62,199,224,.12), transparent),
              linear-gradient(180deg, var(--bg-0), var(--bg-1));
  overflow-x:hidden;
  transition:background .4s ease, color .4s ease;
}

/* Canvas particles underlay */
#bg-canvas{position:fixed; inset:0; z-index:-1}

/* Navigation */
.header-space{height:64px}
.nav{
  position:fixed; top:16px; left:50%; transform:translateX(-50%); z-index:1000;
  width:min(1200px, calc(100% - 48px));
  display:flex; align-items:center; justify-content:space-between;
  padding:10px 16px; backdrop-filter:saturate(140%) blur(8px);
  background:var(--nav-bg-strong);
  border:1px solid var(--card-border);
  border-radius:16px;
  box-shadow:0 10px 30px rgba(0,0,0,.25);
}
.nav nav{display:flex; align-items:center; gap:24px; justify-content:center; margin:0 16px; flex:1}
.nav .nav-controls{display:flex; align-items:center; gap:10px}
.nav .brand{color:var(--text); text-decoration:none; font-weight:800; letter-spacing:.5px; padding:6px 10px; border:1px solid var(--card-border); border-radius:8px; box-shadow:var(--glow)}
[data-theme="light"] .nav .brand{color:var(--text)}
.nav nav a{color:var(--text); opacity:.85; margin:0 10px; text-decoration:none; position:relative}
.nav nav a:hover{color:var(--text); opacity:1}
.nav .btn{margin-left:12px}

/* Buttons */
.btn{cursor:pointer; border:none; border-radius:10px; padding:10px 14px; font-weight:600; transition:.25s transform, .25s filter, .25s box-shadow; text-decoration:none}
.btn:focus{outline:2px solid rgba(62,199,224,.5); outline-offset:2px}
.btn-primary{background:linear-gradient(135deg,var(--sec),var(--pri)); color:#041020; box-shadow:0 10px 30px rgba(88,114,255,.35)}
.btn-primary:hover{transform:translateY(-2px)}
.btn-secondary{background:transparent; border:1px solid rgba(255,255,255,.18); color:var(--text)}
.btn-secondary:hover{box-shadow:0 0 0 3px rgba(62,199,224,.2) inset}
.btn-outline{background:transparent; border:1px solid rgba(255,255,255,.18); color:var(--text)}
.btn-ghost{background:transparent; border:1px solid rgba(255,255,255,.12); color:var(--text)}
.btn-link{color:var(--pri); text-decoration:none}
.btn-link:hover{text-decoration:underline}

/* Sections */
.section{padding:140px 28px; position:relative; scroll-margin-top:120px}
 .container{max-width:1200px; margin:0 auto}
.section-title{font-size:34px; margin:0 0 26px; text-shadow:0 0 24px rgba(62,199,224,.25)}

/* Hero */
.hero{display:grid; grid-template-columns:1.05fr .95fr; gap:24px; align-items:center; min-height:100vh; padding-left:120px; padding-right:20px}
.hero__content h1{font-size:56px; line-height:1.1; margin:.2em 0}
.hero__content h1 .accent{background: linear-gradient(90deg,var(--pri),var(--sec)); -webkit-background-clip:text; background-clip:text; color:transparent}
.hero__content .typing{min-height:1.6em; color:var(--muted)}
.cta{display:flex; gap:12px; margin-top:18px}
.avatar-glow{width:320px; height:320px; border-radius:50%; padding:6px; background:linear-gradient(135deg,var(--pri),var(--sec)); box-shadow:0 30px 60px rgba(88,114,255,.35); animation:float 6s ease-in-out infinite}
.avatar-glow img{width:100%; height:100%; object-fit:cover; border-radius:50%; border:6px solid #0b1226}
.hero__bg{position:absolute; inset:0; z-index:-1; opacity:.35}

/* Cards */
.cards{display:grid; grid-template-columns:repeat(auto-fit, minmax(260px,1fr)); gap:22px}
.card{position:relative; background:var(--card-bg); border:1px solid var(--card-border); border-radius:16px; padding:20px; box-shadow:0 10px 20px rgba(0,0,0,.25); transform:translateY(6px); transition:.35s transform, .35s box-shadow}
.card::before{content:""; position:absolute; inset:0; border-radius:16px; padding:1px; background:conic-gradient(from 180deg at 50% 50%, var(--pri), var(--sec), var(--pri)); -webkit-mask:linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; opacity:.0; transition:.35s opacity; pointer-events:none}
.card:hover::before{opacity:.35}
.card:hover{transform:translateY(0); box-shadow:0 24px 50px rgba(88,114,255,.25)}
.card.clickable{cursor:pointer}
.card h4{margin:0 0 10px; background:linear-gradient(90deg,var(--pri),var(--sec)); -webkit-background-clip:text; background-clip:text; color:transparent}
.card p{line-height:1.75}
.card .meta{color:var(--muted); font-size:.9em; margin-top:8px}

/* Tools grid */
.logo-grid{list-style:none; padding:0; margin:0; display:grid; grid-template-columns:repeat(auto-fit, minmax(120px,1fr)); gap:18px}
.logo-grid li{display:flex; flex-direction:column; align-items:center; justify-content:center; padding:18px; border-radius:12px; background:var(--card-bg); border:1px solid var(--card-border); box-shadow:0 0 0 0 rgba(88,114,255,.15); transition:.3s transform,.3s box-shadow}
.logo-grid li:hover{transform:translateY(-3px); box-shadow:0 10px 30px rgba(62,199,224,.25)}
.logo-grid i{font-size:28px; margin-bottom:8px; color:var(--pri)}
.logo-grid span{color:var(--muted); font-size:.9em}

/* Contact */
.contact-form{display:grid; grid-template-columns:1fr 1fr; gap:16px; background:var(--panel-bg); border:1px solid var(--card-border); padding:18px; border-radius:12px}
.contact-form label{display:flex; flex-direction:column; gap:6px}
.contact-form label:nth-child(3){grid-column:1/-1}
.contact-form input, .contact-form textarea{background:#0b1226; color:var(--text); border:1px solid rgba(255,255,255,.12); border-radius:8px; padding:10px}
#form-status{margin-left:8px; color:var(--acc)}
.socials{list-style:none; padding:0; display:flex; gap:14px; margin-top:16px}
.social{color:var(--muted); text-decoration:none}
.social:hover{color:var(--text)}

/* Footer */
.footer{padding:20px; border-top:1px solid rgba(255,255,255,.06); background:rgba(255,255,255,.02)}
.footer p{margin:0; text-align:center; color:var(--muted)}

/* Back to top button */
.to-top{position:fixed; right:22px; bottom:22px; min-width:52px; height:52px; padding:0 14px; border-radius:999px; border:1px solid rgba(255,255,255,.18); display:flex; align-items:center; gap:8px; background:linear-gradient(135deg,var(--sec),var(--pri)); color:#041020; box-shadow:0 12px 30px rgba(88,114,255,.35); transform:translateY(20px); opacity:0; pointer-events:none; transition:.25s transform,.25s opacity}
.to-top .icon{display:inline-flex; width:20px; height:20px}
.to-top .icon svg{width:20px; height:20px; fill:currentColor; display:block}
.to-top .label{font-weight:700; font-size:12px}
.to-top.show{opacity:1; transform:none; pointer-events:auto; animation:floatUp2 .4s ease both}
@keyframes floatUp2{from{opacity:0; transform:translateY(10px)} to{opacity:1; transform:none}}
.to-top:hover{transform:translateY(-3px) scale(1.06)}
.to-top.scrolling .icon{animation:arrowUp 800ms ease-in-out infinite}
@keyframes arrowUp{0%{transform:translateY(0)}50%{transform:translateY(-4px)}100%{transform:translateY(0)}}
@media (max-width: 480px){ .to-top .label{display:none} }

/* Background FX helpers */
.section .section-bg{position:absolute; top:16px; bottom:16px; left:50%; transform:translateX(-50%); width:min(calc(var(--content-w) - 40px), calc(100% - 120px)); z-index:-1; opacity:1; border-radius:16px; background-color:var(--section-bg-color); border:1px solid var(--card-border); box-shadow:0 20px 60px rgba(0,0,0,.28)}
.fx-grid{background-image: linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px); background-size: 40px 40px}
/* Soft separators to match reduced section padding */
.section::before{content:""; position:absolute; left:0; right:0; top:-30px; height:30px; background:linear-gradient(180deg, rgba(0,0,0,.25), rgba(0,0,0,0)); opacity:.2; pointer-events:none}
[data-theme="light"] .section::before{background:linear-gradient(180deg, rgba(0,0,0,.08), rgba(0,0,0,0));}

/* Scroll reveal */
.reveal{opacity:0; transform:translateY(18px); transition:opacity .7s ease, transform .7s ease}
.reveal.in-view{opacity:1; transform:none}

/* Animations */
@keyframes float{0%{transform:translateY(0)}50%{transform:translateY(-8px)}100%{transform:translateY(0)}}

/* Responsive */
@media (max-width: 960px){
  .hero{grid-template-columns:1fr; text-align:center; min-height:92vh; padding-left:28px; padding-right:28px}
  .hero__content h1{font-size:42px}
  .cta{justify-content:center}
  .avatar-glow{margin:0 auto; width:260px; height:260px}
  .cards{grid-template-columns:repeat(2,1fr)}
  .logo-grid{grid-template-columns:repeat(4,1fr)}
}
@media (max-width: 640px){
  .cards{grid-template-columns:1fr}
  .logo-grid{grid-template-columns:repeat(3,1fr)}
  .contact-form{grid-template-columns:1fr}
}
/* --- NEW STYLES FOR VISUAL UPGRADE --- */

/* 1. UPDATED ABOUT SECTION (Profile + Skills) */
.about-wrapper {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 40px;
  align-items: center;
}

.about-profile-img {
  width: 100%;
  border-radius: 20px;
  border: 1px solid var(--card-border);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
  filter: grayscale(20%);
  transition: .3s all;
}

.about-profile-img:hover {
  filter: grayscale(0%);
  transform: scale(1.02);
}

.skill-bars {
  margin-top: 25px;
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.skill-item label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 5px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text);
}

.progress-track {
  width: 100%;
  height: 10px;
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--pri), var(--sec));
  width: 0; /* JS will animate this */
  border-radius: 10px;
  transition: width 1.5s cubic-bezier(0.22, 1, 0.36, 1);
}

/* 2. UPDATED PROJECT CARDS (Image Top / Text Bottom) */
.project-card {
  padding: 0 !important; /* Override default card padding */
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.project-thumb {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-bottom: 1px solid var(--card-border);
}

/* Placeholder for when you don't have images yet */
.project-thumb-placeholder {
  width: 100%;
  height: 180px;
  background: linear-gradient(135deg, rgba(62,199,224,0.1), rgba(88,114,255,0.1));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 40px;
  color: var(--pri);
  border-bottom: 1px solid var(--card-border);
}

.project-content {
  padding: 22px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

/* 3. FEATURED WALKTHROUGHS (Video Style) */
.walkthrough-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
  gap: 25px;
}

.video-card {
  position: relative;
  padding: 0 !important;
  overflow: hidden;
  group: pointer;
}

.video-thumb-container {
  position: relative;
  width: 100%;
  aspect-ratio: 16/9;
  background: #000;
  overflow: hidden;
}

.video-thumb-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.8;
  transition: .3s opacity;
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60px;
  height: 60px;
  background: rgba(255,255,255,0.2);
  backdrop-filter: blur(5px);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.5);
  transition: .3s all;
}

.video-card:hover .play-button {
  background: var(--pri);
  border-color: var(--pri);
  transform: translate(-50%, -50%) scale(1.1);
}

.video-details {
  padding: 18px;
}

/* 4. RECOGNITIONS (Badges) */
.badge-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
}

.badge-card {
  text-align: center;
  padding: 30px !important;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 15px;
  transition: .3s transform;
}

.badge-img {
  width: 120px;
  height: 120px;
  object-fit: contain;
  filter: drop-shadow(0 0 15px rgba(62,199,224,0.3));
  transition: .3s filter;
}

.badge-card:hover .badge-img {
  filter: drop-shadow(0 0 25px rgba(62,199,224,0.6));
  transform: scale(1.05);
}

/* RESPONSIVE TWEAKS */
@media (max-width: 960px) {
  .about-wrapper { grid-template-columns: 1fr; text-align: center; }
  .about-profile-img { max-width: 300px; margin: 0 auto; }
  .walkthrough-grid { grid-template-columns: 1fr; }
}

/* --- HERO V2 STYLES (Reference Style) --- */

.hero-v2 {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 100px 20px 40px; /* Top padding for navbar */
  overflow: visible;
}

.hero-container {
  max-width: 1200px;
  width: 100%;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr; /* Text slightly wider */
  align-items: center;
  gap: 40px;
}

/* Typography Left Side */
.hero-greeting {
  display: block;
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 3px;
  color: var(--pri); /* Your Teal Color */
  margin-bottom: 10px;
  text-transform: uppercase;
}

.hero-name {
  font-size: clamp(4rem, 8vw, 6.5rem); /* Responsive Huge Text */
  font-weight: 800;
  line-height: 1;
  margin: 0 0 15px 0;
  color: #fff;
}

.hero-name .text-highlight {
  color: var(--pri); /* Matches your theme (Teal) instead of Yellow */
}

/* Subtext / Typing */
.hero-roles {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--muted);
  font-family: 'JetBrains Mono', monospace;
  margin-bottom: 20px;
  min-height: 1.5em;
}

.hero-description {
  font-size: 1.1rem;
  color: var(--text);
  max-width: 500px;
  line-height: 1.6;
  margin-bottom: 35px;
  opacity: 0.85;
}

/* Pill Buttons (Like Reference) */
.hero-buttons {
  display: flex;
  gap: 15px;
  flex-wrap: wrap;
}

.btn-pill-primary {
  background: var(--pri);
  color: #000;
  border-radius: 50px;
  padding: 14px 32px;
  font-weight: 700;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: .3s all;
  box-shadow: 0 10px 25px rgba(62,199,224,0.3);
}

.btn-pill-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(62,199,224,0.5);
}

.btn-pill-outline {
  background: transparent;
  color: var(--text);
  border: 1px solid rgba(255,255,255,0.3);
  border-radius: 50px;
  padding: 14px 32px;
  font-weight: 700;
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: .3s all;
}

.btn-pill-outline:hover {
  border-color: var(--pri);
  color: var(--pri);
}

/* --- IMAGE & ANIMATION --- */

.hero-image-container {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: flex-end;
  height: 500px; /* Adjust based on image height */
}

/* The subtle blob glow behind */
.hero-blob {
  position: absolute;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(62,199,224,0.25) 0%, rgba(0,0,0,0) 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
  border-radius: 50%;
}

.hero-character-img {
  max-height: 100%;
  width: auto;
  max-width: 100%;
  /* This drop shadow creates the "cutout" pop effect */
  filter: drop-shadow(0 0 20px rgba(0,0,0,0.5));
  
  /* The Animation */
  animation: characterFloat 6s ease-in-out infinite;
}

@keyframes characterFloat {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-15px) rotate(1deg); }
}

/* Mobile Responsiveness */
@media (max-width: 960px) {
  .hero-container {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .hero-image-container {
    order: -1; /* Image on top for mobile */
    height: 350px;
  }
  
  .hero-buttons {
    justify-content: center;
  }
  
  .hero-description {
    margin: 0 auto 30px;
  }
  
  .hero-name {
    font-size: 3.5rem;
  }
}

/* --- PROJECT FILTER STYLES --- */

.project-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 30px;
  margin-bottom: 40px;
  padding-bottom: 10px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.filter-btn {
  background: transparent;
  border: none;
  font-family: inherit;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  padding: 8px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  position: relative;
  transition: all 0.3s ease;
}

.filter-btn i {
  font-size: 1.2rem;
}

.filter-btn:hover {
  color: var(--text);
}

/* The Active State (The white underline) */
.filter-btn.active {
  color: var(--text);
}

.filter-btn.active::after {
  content: '';
  position: absolute;
  bottom: -11px; /* Aligns with the border-bottom of container */
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--pri); /* Your Teal Color */
  border-radius: 3px 3px 0 0;
  box-shadow: 0 -2px 10px rgba(62,199,224,0.5);
  animation: slideWidth 0.3s ease;
}

@keyframes slideWidth {
  from { width: 0; left: 50%; }
  to { width: 100%; left: 0; }
}

/* Filter Animation Logic */
.project-card {
  transition: transform 0.4s ease, opacity 0.4s ease;
}

.project-card.hide {
  display: none; /* Hides element completely */
}

/* Responsive */
@media (max-width: 600px) {
  .project-filters {
    gap: 10px;
    justify-content: flex-start;
    overflow-x: auto;
    white-space: nowrap;
    padding-bottom: 15px;
  }
  .filter-btn.active::after {
    bottom: 0;
  }
}