/*==============================================================
  Custom site styles (no BootstrapMade template CSS)
  Author: Abhijit Challapalli
==============================================================*/
:root{
  --bg: #0b1220;
  --bg-2:#111a2f;
  --text:#0f172a;
  --muted:#64748b;
  --card:#ffffff;
  --accent:#7c3aed;
  --accent-2:#22c55e;
  --border: rgba(15,23,42,.12);
  --shadow: 0 12px 30px rgba(15,23,42,.12);
}

html{scroll-behavior:smooth;}
body{
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: #f5f7fb;
}

/* Sidebar */
#header{
  position: fixed;
  inset: 0 auto 0 0;
  width: 280px;
  background: linear-gradient(180deg, var(--bg), var(--bg-2));
  color: #e2e8f0;
  overflow-y: auto;
  z-index: 1030;
  transform: translateX(0);
  transition: transform .25s ease;
  box-shadow: 8px 0 24px rgba(2,6,23,.25);
}

#header .profile{
  padding: 24px 18px 10px;
  text-align: center;
}
#header .profile img{
  width: 118px;
  height: 118px;
  object-fit: cover;
  border-radius: 999px;
  border: 3px solid rgba(226,232,240,.35);
  box-shadow: 0 10px 24px rgba(2,6,23,.35);
}
#header .profile h1{
  font-size: 18px;
  margin: 14px 0 6px;
}
#header .profile h1 a{
  color:#fff;
  text-decoration:none;
}
#header .social-links a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  margin: 0 6px;
  color:#e2e8f0;
  background: rgba(226,232,240,.10);
  border: 1px solid rgba(226,232,240,.14);
}
#header .social-links a:hover{
  background: rgba(124,58,237,.22);
  border-color: rgba(124,58,237,.55);
  color:#fff;
}

/* Nav menu */
.nav-menu{
  padding: 10px 14px 24px;
}
.nav-menu a{
  display:flex;
  align-items:center;
  gap: 12px;
  padding: 10px 14px;
  border-radius: 14px;
  color: rgba(226,232,240,.85);
  text-decoration:none;
  border: 1px solid transparent;
}
.nav-menu a i{font-size: 18px;}
.nav-menu a:hover{
  background: rgba(226,232,240,.08);
  border-color: rgba(226,232,240,.10);
}
.nav-menu a.active{
  background: rgba(124,58,237,.22);
  border-color: rgba(124,58,237,.55);
  color:#fff;
}

.mobile-nav-toggle{
  position: fixed;
  top: 14px;
  right: 14px;
  z-index: 1100;
  width: 44px;
  height: 44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius: 14px;
  background: rgba(255,255,255,.9);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  cursor: pointer;
}

/* Main content */
#main{
  margin-left: 280px;
}
@media (max-width: 1199.98px){
  #header{ transform: translateX(-100%); }
  body.nav-open #header{ transform: translateX(0); }
  #main{ margin-left: 0; }
  body.nav-open::before{
    content:" ";
    position: fixed;
    inset: 0;
    background: rgba(2,6,23,.55);
    z-index: 1025;
  }
}

/* Hero */
:root{
  --hero-img-opacity: 0.25; /* 0..1 (increase to see more image) */
  --hero-img-filter: saturate(1.05) contrast(1.05);
}

#hero{
  min-height: 100vh;
  display:flex;
  align-items:center;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(1200px 600px at 20% 20%, rgba(124,58,237,.25), transparent 60%),
    radial-gradient(900px 520px at 70% 30%, rgba(34,197,94,.18), transparent 60%),
    linear-gradient(180deg, #ffffff, #f5f7fb);
}

/* background image layer */
#hero::before{
  content:"";
  position:absolute;
  inset:0;
  background: url("../img/Abhi_bg.jpg") top center / cover no-repeat;
  opacity: var(--hero-img-opacity);
  filter: var(--hero-img-filter);
  pointer-events:none;
  z-index:0;
}

/* make sure content stays above */
#hero .hero-container{
  position: relative;
  z-index: 1;
}


#hero h1{
  font-size: clamp(2.1rem, 4vw, 3.2rem);
  letter-spacing: -0.02em;
}
#hero p{
  font-size: 1.1rem;
  color: var(--muted);
}
#hero .typewriter{
  color: var(--accent);
  font-weight: 700;
}

/* Sections */
section{
  padding: 72px 0;
}
.section-bg{
  background: #eef2ff;
}
.section-title{
  margin-bottom: 28px;
}
.section-title h2{
  font-size: 28px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
}
.section-title p{
  color: var(--muted);
}

/* Cards-ish containers */
.about .content,
.resume .resume-item,
.portfolio .portfolio-wrap,
.contact .info,
.contact .php-email-form{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
}


/* Reveal animations (lightweight, no vendor libs) */
.reveal{
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .7s ease, transform .7s ease;
  transition-delay: var(--delay, 0ms);
  will-change: opacity, transform;
}
.reveal[data-reveal="left"]{ transform: translateX(-18px); }
.reveal[data-reveal="right"]{ transform: translateX(18px); }
.reveal[data-reveal="up"]{ transform: translateY(18px); }
.reveal[data-reveal="down"]{ transform: translateY(-18px); }

.reveal.is-visible{
  opacity: 1;
  transform: none;
}

@media (prefers-reduced-motion: reduce){
  .reveal{
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}



/* Portfolio */
#portfolio-flters{
  list-style:none;
  padding: 0;
  margin: 0 0 18px;
  display:flex;
  flex-wrap:wrap;
  gap: 10px;
}
#portfolio-flters li{
  cursor:pointer;
  padding: 8px 12px;
  border-radius: 999px;
  background: rgba(255,255,255,.8);
  border: 1px solid var(--border);
  color: var(--muted);
  font-weight: 600;
  user-select:none;
}
#portfolio-flters li.filter-active{
  color: #fff;
  background: var(--accent);
  border-color: rgba(124,58,237,.45);
}
.portfolio .portfolio-wrap{
  position: relative;
  overflow:hidden;
}
.portfolio .portfolio-wrap img{
  width: 100%;
  height: 240px;
  object-fit: cover;
  display: block;
}

@media (max-width: 768px){
  .portfolio .portfolio-wrap img{ height: 220px; }
}
@media (max-width: 576px){
  .portfolio .portfolio-wrap img{ height: 200px; }
}

.portfolio .portfolio-wrap:hover img{
  transform: scale(1.03);
}
.portfolio .portfolio-links{
  z-index: 2;
  position:absolute;
  inset: auto 12px 12px auto;
  display:flex;
  gap: 10px;
}
.portfolio .portfolio-links a{
  width: 42px;
  height: 42px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  border-radius: 14px;
  background: rgba(255,255,255,.92);
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: 0 10px 22px rgba(2,6,23,.10);
}
.portfolio .portfolio-links a:hover{
  border-color: rgba(124,58,237,.45);
  color: var(--accent);
}


/* Skills */
.skills .row{
  row-gap: 14px;
}
.skills .col-half{
  width: 50%;
  padding-left: 12px;
  padding-right: 12px;
}
@media (max-width: 991px){
  .skills .col-half{ width: 100%; }
}
.skills .skill-row{
  display:flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
}
.skills .skill-text{
  font-weight: 700;
}
.skills .skill-details{
  font-weight: 600;
  color: var(--muted);
  font-size: .92rem;
}
.skills .skill-dots{
  white-space: nowrap;
  letter-spacing: .18em;
  color: rgba(15,23,42,.75);
  font-weight: 800;
}
.skills .skill-dots .filled{ color: var(--accent); }

.skill-subtext{
  display:block;         /* puts it on the next line */
  margin-top: 6px;
  font-size: 12px;
  color: var(--muted);
  line-height: 1.35;
}

/* Facts */
.facts .count-box{
  padding: 20px 18px;
  height: 100%;
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow);
  display:flex;
  align-items:flex-start;
  gap: 12px;
}
.facts .count-box i{
  font-size: 28px;
  line-height: 1;
  color: var(--accent);
  margin-top: 2px;
}
.facts .count-box .counter{
  font-size: 32px;
  font-weight: 900;
  letter-spacing: -0.02em;
  display:block;
  margin-bottom: 4px;
}
.facts .count-box p{
  margin: 0;
  color: var(--muted);
}
.facts .count-box strong{
  color: var(--text);
}

/* Resume */
.resume .resume-item{
  padding: 22px 22px;
}
.resume .resume-item + .resume-item{
  margin-top: 18px;
}

/* Contact spacing */
.contact .info,
.contact .php-email-form{
  padding: 22px 22px;
}


/* Contact */
.contact .info{
  padding: 18px;
}
.contact .php-email-form{
  padding: 18px;
}
.contact .php-email-form button[type="submit"]{
  border: 0;
  background: var(--accent);
  color:#fff;
  padding: 10px 16px;
  border-radius: 14px;
  font-weight:700;
}
.contact .php-email-form button[type="submit"]:hover{
  background: #6d28d9;
}

/* Back to top */
.back-to-top{
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: 46px;
  height: 46px;
  border-radius: 16px;
  display:flex;
  align-items:center;
  justify-content:center;
  background: var(--accent);
  color:#fff;
  box-shadow: var(--shadow);
  opacity:0;
  visibility:hidden;
  transition: opacity .2s ease, visibility .2s ease, transform .2s ease;
  z-index: 1100;
}
.back-to-top.active{
  opacity:1;
  visibility:visible;
}
.back-to-top:hover{
  transform: translateY(-2px);
}

@media (hover: none){
  .portfolio .portfolio-links{
    opacity: 1;
  }
}

/* =========================
   Footer
========================= */
#footer{
  margin-top: 20px;
  border-top: 1px solid var(--line, rgba(15,23,42,.12));
  background:
    radial-gradient(900px 380px at 15% 30%, rgba(124,58,237,.10), transparent 60%),
    radial-gradient(700px 320px at 85% 20%, rgba(34,197,94,.08), transparent 60%),
    linear-gradient(180deg, rgba(245,247,251,.9), rgba(255,255,255,.95));
}

#footer .footer-inner{
  padding: 15px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 5px;
  flex-wrap: wrap;
}

#footer .footer-brand{
  display: grid;
  gap: 2px;
}

#footer .footer-brand .name{
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--text, #0f172a);
}

#footer .footer-brand .meta{
  font-size: 0.92rem;
  color: var(--muted, rgba(15,23,42,.65));
}

#footer .footer-links{
  display: flex;
  align-items: center;
  gap: 5px;
  flex-wrap: wrap;
}

#footer .footer-links a{
  display: inline-flex;
  align-items: center;
  gap: 15px;
  padding: 5px 5px;
  border-radius: 8px;
  border: 1px solid var(--line, rgba(15,23,42,.12));
  background: rgba(255,255,255,.7);
  color: var(--text, #0f172a);
  text-decoration: none;
  font-size: 0.95rem;
  transition: transform .15s ease, border-color .15s ease, background .15s ease;
}

#footer .footer-links a:hover{
  transform: translateY(-1px);
  border-color: rgba(124,58,237,.35);
  background: rgba(255,255,255,.95);
}

#footer .footer-links a i{
  font-size: 1.05rem;
  color: var(--accent, #7c3aed);
}

#footer .footer-legal{
  width: 100%;
  margin-top: 4px;
  font-size: 0.85rem;
  color: var(--muted, rgba(15,23,42,.65));
}

@media (max-width: 576px){
  #footer .footer-inner{
    padding: 22px 0;
  }
  #footer .footer-links a{
    padding: 10px 10px;
  }
}