/* ========= FULL STYLESHEET (style.css) =========
    Font: Poppins (Google-Fonts) used as a Google-Sans-like elite font.
    Includes dark/light theme variables, responsive rules, animations, and UI styles.
*/

/* Import Poppins from Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700;800&display=swap');

:root{
  --bgA:#071025; --bgB:#08263a;
  --card: rgba(255,255,255,0.03);
  --muted:#9aa4b2;
  --accent:#7c3aed; --accent-2:#06b6d4;
  --green:#34d399;
  --white:#ffffff;
  --radius:12px;
  --maxw:1150px;
  --smooth: cubic-bezier(.18,.9,.32,1);

  /* textual colors for dark mode (defaults) */
  --text-main: #e6eef6;          /* main body text in dark */
  --muted-text: #9aa4b2;
  --title-name: #ffffff;          /* Harish name in dark */
  --link-color: var(--accent-2);
}

/* LIGHT THEME overrides */
:root.light {
  --bgA: #f7fafc;
  --bgB: #e6eef6;
  --card: rgba(2,6,23,0.04);
  --muted: #374151;
  --accent: #4f46e5;
  --accent-2: #06b6d4;
  --green: #10b981;
  --white: #0b2a3a;

  /* textual colors for light mode */
  --text-main: #0b2a3a;          /* main body text in light */
  --muted-text: #4b5563;
  --title-name: #000000;          /* Harish name in light */
  --link-color: var(--accent-2);
}

:root {
  --bg: #0a0a0a;
  --text: #f0f0f0;
}

.light {
  --bg: #ffffff;
  --text: #222222;
}

/* ====== Base & Font (Poppins as Google-Sans-like) ====== */
*{box-sizing:border-box}
html,body{height:100%;margin:0}
body{
  font-family: 'Poppins', 'Google Sans', system-ui, -apple-system, 'Segoe UI', Roboto, Arial;
  background:linear-gradient(120deg,var(--bgA),var(--bgB));
  color:var(--text-main); -webkit-font-smoothing:antialiased;
  line-height:1.45; scroll-behavior:smooth; overflow-x:hidden;
  transition:background .45s var(--smooth), color .45s var(--smooth);
  -webkit-backdrop-filter: blur(0.6px);
  -moz-osx-font-smoothing: grayscale;
}

/* animated background and blobs */
.bg-gradient{position:fixed;inset:0;z-index:-3;opacity:0.95;background:linear-gradient(120deg,var(--bgA),var(--bgB));animation:bgShift 18s linear infinite}
@keyframes bgShift{0%{filter:hue-rotate(0deg)}50%{filter:hue-rotate(6deg)}100%{filter:hue-rotate(0deg)}}
.bg-blobs{position:fixed;inset:0;z-index:-2;pointer-events:none}
.blob{filter:blur(60px);opacity:0.36}
.blob.b1{position:absolute;left:-140px;top:-120px;width:420px;height:420px;background:linear-gradient(135deg,var(--accent),var(--accent-2));border-radius:50%}
.blob.b2{position:absolute;right:-120px;bottom:-80px;width:320px;height:320px;background:linear-gradient(135deg,var(--accent-2),var(--accent));border-radius:50%}

/* header */
.site-header{position:relative;width:100%;padding:16px 0;transition:all .6s var(--smooth);border-bottom:1px solid rgba(0,0,0,0.10);box-shadow:0 6px 28px rgba(0,0,0,0.18);transform:translateY(-18px);opacity:0}
body.page-loaded .site-header{transform:none;opacity:1}

/* header inner */
.header-inner{max-width:var(--maxw);margin:0 auto;padding:0 16px;display:flex;align-items:center;justify-content:space-between;gap:12px;flex-wrap:wrap}
.brand-area{display:flex;flex-direction:column}
.logo{font-weight:900;font-size:2.1rem;color:var(--accent);text-decoration:none;letter-spacing: -0.4px}
.subtitle{font-size:0.95rem;color:var(--muted);margin-top:4px}
.subtitle.bolder{font-weight:700}

/* language icons */
.lang-icons{display:flex;gap:6px;align-items:center;margin-left:6px}
.lang-icon{position:relative;width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:8px;color:var(--muted);font-size:0.98rem;border:1px solid rgba(255,255,255,0.04);box-shadow:0 8px 20px rgba(2,6,23,0.12);background:rgba(255,255,255,0.01);transition:transform .32s var(--smooth),box-shadow .32s, color .28s}
.lang-label{position:absolute;bottom:-30px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,0.7);color:#fff;padding:6px 8px;border-radius:6px;font-size:12px;opacity:0;pointer-events:none;transition:opacity .16s}
.lang-icon:hover{transform:translateY(-3px);color:var(--white);box-shadow:0 18px 42px rgba(2,6,23,0.20)}
.lang-icon:hover .lang-label{opacity:1}

/* mobile toggle */
.menu-toggle{display:none;background:transparent;border:1px solid rgba(255,255,255,0.03);padding:8px 10px;border-radius:8px;color:var(--muted);font-size:1.05rem}

/* nav */
.main-nav{display:flex;gap:10px;align-items:center}
.nav-link{color:var(--muted);text-decoration:none;padding:8px 12px;border-radius:10px;font-weight:700;transition:all .22s var(--smooth)}
.nav-link:hover{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:white;transform:translateY(-3px);box-shadow:0 12px 36px rgba(124,58,237,0.10)}
.resume-link{background:transparent;padding:8px 12px;border-radius:10px;color:var(--muted);font-weight:700}
.resume-link:hover{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:white}
.nav-link.contact-cta:hover{background:linear-gradient(90deg,var(--green),#10b981);color:white;box-shadow:0 12px 36px rgba(16,185,129,0.10)}

/* theme toggle */
.theme-toggle-wrap{display:inline-flex;align-items:center;justify-content:center;margin-left:12px}
.theme-toggle{background:transparent;border:none;cursor:pointer;padding:6px;display:inline-flex;align-items:center;justify-content:center}
.toggle-track{width:62px;height:32px;background:rgba(255,255,255,0.06);border-radius:999px;padding:4px;display:flex;align-items:center;position:relative;transition:background .28s var(--smooth)}
.toggle-thumb{width:24px;height:24px;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2));display:flex;align-items:center;justify-content:center;color:white;box-shadow:0 6px 18px rgba(0,0,0,0.3);transform:translateX(0);transition:transform .36s var(--smooth), background .28s}
.toggle-track[data-mode="light"] .toggle-thumb{transform:translateX(30px);background:linear-gradient(90deg,#f59e0b,#f97316)}
.toggle-thumb i{font-size:12px}

/* main layout */
.site-main{max-width:var(--maxw);margin:22px auto 60px;padding:0 16px;position:relative}
.section{margin:22px 0;padding:22px;border-radius:12px;background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));box-shadow:0 10px 30px rgba(0,0,0,0.20);transform:translateY(12px);opacity:0;transition:opacity .45s var(--smooth), transform .45s var(--smooth), filter .45s}
.section.in-view{opacity:1;transform:none;filter:blur(0)}
.section{scroll-margin-top:120px}
.section-inner{display:grid;grid-template-columns:1fr 380px;gap:18px;align-items:center}

/* HERO */
.hero-inner{grid-template-columns:1fr 340px}
.title{font-size:1.9rem;margin:0}
.accent{ /* forced name color for visibility across themes */
  color: var(--title-name);
  background: none !important;
  -webkit-background-clip: initial;
  transition: color .36s var(--smooth);
  font-weight:800;
}
.lead{color:var(--muted-text);margin-top:8px}
.hero-actions{margin-top:14px;display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;border-radius:10px;font-weight:800;text-decoration:none;color:var(--white);transition:transform .22s var(--smooth), box-shadow .22s var(--smooth), filter .22s}
.action-btn{background:linear-gradient(90deg,var(--accent),var(--accent-2));}
.action-btn:hover{transform:translateY(-4px)}
.hire-me{background:linear-gradient(90deg,var(--accent),var(--accent-2))}
.hire-me:hover{background:linear-gradient(90deg,var(--green),#10b981);transform:translateY(-4px)}
.hero-actions .btn{margin-bottom:0.2%}

/* social tiles */
.social-tiles{display:flex;gap:10px;margin-top:14px}
.social-tile{display:inline-flex;align-items:center;gap:10px;padding:8px 12px;border-radius:10px;background:transparent;color:var(--muted);text-decoration:none;border:1px solid rgba(255,255,255,0.05);box-shadow:0 8px 20px rgba(2,6,23,0.12);transition:transform .38s var(--smooth), box-shadow .38s var(--smooth), filter .38s var(--smooth)}
.social-tile i{font-size:1.2rem;color:var(--accent-2);transition:transform .38s var(--smooth)}
.social-tile .st-text{font-weight:700;transition:color .28s var(--smooth)}
.social-tile:hover{transform:translateY(-8px);box-shadow:0 28px 80px rgba(0,0,0,0.28);filter:blur(0.2px) saturate(1.05);color:var(--text-main)}
.social-tile:hover i{transform:translateX(-2px)}
.social-tile:hover .st-text{color:var(--text-main)}

/* avatar hover */
.profile-card{display:flex;flex-direction:column;align-items:center;gap:12px;padding:6px}
.avatar-wrap{width:180px;height:180px;border-radius:999px;padding:6px;background:transparent;box-shadow:0 12px 34px rgba(0,0,0,0.12);border:1px solid rgba(255,255,255,0.03);transition:box-shadow .36s var(--smooth), transform .36s var(--smooth), filter .36s}
.avatar{width:100%;height:100%;object-fit:cover;border-radius:999px;display:block}
.avatar-wrap:hover{box-shadow:0 40px 90px rgba(0,0,0,0.36);transform:translateY(-6px);filter:blur(0.15px)}
.opp-tile{margin-top:10px;background:var(--card);padding:10px 14px;border-radius:12px;color:var(--text-main);box-shadow:0 12px 34px rgba(0,0,0,0.12);font-weight:700}

/* about */
.about-inner{grid-template-columns:1fr 320px}
.stats-grid{display:flex;flex-direction:column;gap:14px}
.stat{background:transparent;padding:12px;border-radius:12px;text-align:center;border:1px solid rgba(255,255,255,0.03);box-shadow:0 8px 26px rgba(2,6,23,0.12);transition:transform .28s var(--smooth),box-shadow .28s var(--smooth), filter .28s}
.stat:hover{transform:translateY(-6px);box-shadow:0 22px 60px rgba(2,6,23,0.20);filter:blur(0.08px)}
.num{font-weight:800;font-size:1.18rem}
.label{color:var(--muted-text)}

/* skills */
.center-fill{grid-template-columns:1fr}
.full-fill{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.skill-card{background:transparent;padding:16px;border-radius:12px;min-height:160px;display:flex;flex-direction:column;border:1px solid rgba(255,255,255,0.03);box-shadow:0 8px 26px rgba(2,6,23,0.10);transition:transform .28s var(--smooth),box-shadow .28s, filter .28s}
.skill-card:hover{transform:translateY(-6px);box-shadow:0 20px 60px rgba(2,6,23,0.20);filter:blur(0.06px)}
.skill-title{font-size:1.02rem;margin:0 0 8px 0}
.skill-list li{color:var(--muted-text);padding:6px 0}

/* progress */
.progress .bar{height:10px;background:rgba(255,255,255,0.03);border-radius:999px;margin:8px 0}
.progress .fill{height:100%;border-radius:999px;background:linear-gradient(90deg,var(--accent),var(--accent-2));width:var(--w);transition:width 1.1s cubic-bezier(.22,.9,.26,1)}

/* projects */
.projects-grid{display:grid;gap:18px;align-items:start}
.projects-grid.four-up{grid-template-columns:repeat(4,1fr)}
.center-grid{justify-items:center}
.project{width:100%;max-width:340px;border-radius:12px;overflow:hidden;display:flex;flex-direction:column;position:relative;border:1px solid rgba(255,255,255,0.03);box-shadow:0 8px 26px rgba(2,6,23,0.12);transition:transform .36s var(--smooth),box-shadow .36s var(--smooth), filter .36s}
.project:hover{transform:translateY(-10px);box-shadow:0 36px 120px rgba(0,0,0,0.34);filter:blur(0.02px)}
.project img{width:100%;height:160px;object-fit:cover;transition:transform .6s var(--smooth), filter .6s var(--smooth)}
.project:hover img{transform:scale(1.06);filter:blur(0.02px)}
.project-body{padding:14px;display:flex;flex-direction:column;gap:10px}
.meta{color:var(--muted-text);font-size:0.9rem}
.project-actions{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.btn.small{padding:8px 12px;border-radius:8px;font-weight:700}
.live-btn{background:transparent;color:var(--text-main);border:1px solid rgba(255,255,255,0.06);transition:all .28s var(--smooth)}
.live-btn:hover{background:linear-gradient(90deg,var(--green),#10b981);color:white;transform:translateY(-3px)}
.code-btn{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--muted-text);transition:all .28s var(--smooth)}
.code-btn:hover{background:white;color:#0b2a3a;transform:translateY(-3px)}

/* contact */
.contact-inner{display:grid;grid-template-columns:1fr 420px;gap:18px;align-items:flex-start}
.contact-left{display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.contact-icon-wrap{width:72px;height:72px;border-radius:14px;background:transparent;display:flex;align-items:center;justify-content:center;border:1px solid rgba(255,255,255,0.03);box-shadow:0 8px 26px rgba(2,6,23,0.12)}
.contact-main-icon{font-size:2.2rem;color:var(--accent-2)}
.mail-button{display:inline-block;margin-top:8px;padding:10px 14px;border-radius:10px;background:transparent;color:var(--muted-text);border:1px solid rgba(255,255,255,0.03);font-weight:700;transition:background .18s}
.mail-button:hover{background:linear-gradient(90deg,var(--accent),var(--accent-2));color:white}

/* form */
.contact-form{display:flex;flex-direction:column;gap:10px}
.contact-form input,.contact-form textarea{padding:12px;border-radius:8px;border:none;background:rgba(255,255,255,0.03);color:var(--text-main)}
.submit-btn{background:white;color:#0b2a3a;padding:12px 16px;border-radius:10px;border:none;font-weight:800;transition:all .22s var(--smooth)}
.submit-btn:hover{background:linear-gradient(90deg,var(--green),#10b981);color:white;transform:translateY(-3px)}

/* hidden & animations */
.hidden{display:none !important}
.hidden-form{display:none}
.contact-section.show-form .hidden-form{display:flex;flex-direction:column;gap:10px;animation:formIn .28s var(--smooth) forwards}
@keyframes formIn{from{opacity:0;transform:translateY(8px);filter:blur(1px)}to{opacity:1;transform:none;filter:blur(0)}}

/* footer */
.site-footer{margin-top:26px;padding:14px;text-align:center;color:var(--muted-text)}

/* responsive */
@media (max-width:1100px){ .projects-grid.four-up{grid-template-columns:repeat(2,1fr)} .section-inner{grid-template-columns:1fr} .about-inner{grid-template-columns:1fr} .full-fill{grid-template-columns:repeat(2,1fr)} .contact-inner{grid-template-columns:1fr} .center-grid .project{max-width:420px} }
@media (max-width:720px){
  .lang-icons{display:none}
  .menu-toggle{display:inline-block}
  .main-nav{position:fixed;top:72px;right:12px;background:linear-gradient(180deg, rgba(8,10,15,0.95), rgba(8,10,20,0.98));backdrop-filter:blur(8px);padding:12px;border-radius:12px;box-shadow:0 20px 60px rgba(0,0,0,0.6);flex-direction:column;gap:10px;display:none;z-index:1200}
  .main-nav.open{display:flex}
  .main-nav a{padding:12px 16px;font-size:1.05rem}
  .section-inner{grid-template-columns:1fr}
  .hero-inner{grid-template-columns:1fr}
  .avatar-wrap{width:160px;height:160px}
  .projects-grid.four-up{grid-template-columns:1fr}
  .full-fill{grid-template-columns:1fr}
  .profile-card{margin-top:8px}
  .site-main{padding:0 12px}
  .social-tiles{gap:8px}
  .social-tile{width:auto}
  .contact-inner{grid-template-columns:1fr}
  .contact-form-wrap{width:100%}
  .submit-btn{width:100%}
  .project{max-width:100%}

  /* keep the theme toggle visible on small screens (move to header-right area) */
  .theme-toggle-wrap{order:1000}
}
@media (max-width:420px){
  .logo{font-size:1.8rem}
  .subtitle{font-size:0.9rem}
  .hero-actions .btn{padding:12px; font-size:0.95rem}
  .avatar-wrap{width:140px;height:140px}
  .contact-icon-wrap{width:62px;height:62px}
}

/* accessibility */
a:focus,input:focus,button:focus,textarea:focus{outline:3px solid rgba(124,58,237,0.18);outline-offset:2px}
@media (prefers-reduced-motion: reduce){ *{transition:none!important;animation:none!important} }
/* Smooth mobile layout, keep desktop unchanged */
@media (max-width: 768px) {
  body {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
  }

  section,
  header,
  footer {
    max-width: 100%;
    width: 100%;
  }

  .section {
    padding-left: 1rem;
    padding-right: 1rem;
  }
}