/* style.css — responsive full-screen web layout for index.html */

/* ---------- variables ---------- */
:root{
  --bg-1:#071022;
  --bg-2:#081728;
  --card:rgba(255,255,255,0.03);
  --glass:rgba(255,255,255,0.04);
  --accent-start:#06b6d4;
  --accent-end:#7c3aed;
  --muted:#94a3b8;
  --text:#e6eef8;
  --glass-border:rgba(255,255,255,0.06);
  --radius:14px;
  --maxw:1400px; /* page width on desktop — তুমি বাড়াতে পারো */
}

/* reset & base */
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Noto Sans Bengali",Arial;
  color:var(--text);
  background:linear-gradient(180deg,var(--bg-1),var(--bg-2) 60%);
  -webkit-font-smoothing:antialiased;padding:0;
}

/* background video & overlay */
#bg-video{
  position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);
  min-width:100%;min-height:100%;width:auto;height:auto;
  z-index:0;object-fit:cover;filter:brightness(0.55) saturate(0.95);pointer-events:none;
}
.bg-overlay{
  position:fixed;inset:0;z-index:1;background:linear-gradient(180deg,rgba(7,10,16,0.35),rgba(4,8,18,0.55));pointer-events:none;
}

/* container */
.container{
  max-width:var(--maxw);
  margin-left:auto;margin-right:auto;
  padding-left:28px;padding-right:28px;position:relative;z-index:2;
}

/* header / navbar */
.site-header{position:sticky;top:0;z-index:10;background:linear-gradient(180deg,rgba(3,6,12,0.25),rgba(3,6,12,0.12));backdrop-filter:blur(6px);border-bottom:1px solid rgba(255,255,255,0.03)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:12px 0}
.brand{font-weight:800;color:var(--text);font-size:18px}
.nav-right{display:flex;align-items:center;gap:12px}
.tabs{display:flex;gap:8px;align-items:center}
.tab{padding:8px 12px;border-radius:8px;text-decoration:none;color:var(--muted);font-weight:700;transition:all .18s ease}
.tab:hover{color:#fff;transform:translateY(-3px)}
.tab.active{color:#fff}
.tab.active::after{content:"";display:block;height:3px;border-radius:6px;background:linear-gradient(90deg,var(--accent-start),var(--accent-end));margin-top:8px}

.typer{min-width:170px;padding:6px 10px;border-radius:10px;background:linear-gradient(135deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.04);display:flex;gap:8px;align-items:center;color:var(--muted);font-weight:700}
.typer .dot{width:10px;height:10px;border-radius:50%;background:linear-gradient(180deg,var(--accent-start),var(--accent-end))}
.cursor{display:inline-block;width:2px;height:18px;background:#FFD700;margin-left:4px;animation:blink 1s steps(2) infinite}
@keyframes blink{50%{opacity:0}}

/* main hero */
.wrap{padding:48px 0 80px 0}
.hero-card{
  background:linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border-radius:18px;padding:28px;border:1px solid var(--glass-border);box-shadow:0 12px 48px rgba(2,6,23,0.6);
}
.hero-grid{display:grid;grid-template-columns:1fr 360px;gap:28px;align-items:start}
@media(max-width:1100px){ .hero-grid{grid-template-columns:1fr 320px} }
@media(max-width:900px){ .hero-grid{grid-template-columns:1fr} .hero-right{order:-1} }

/* hero left */
.hero-left h1{margin:0 0 12px 0;font-size:36px;line-height:1.05;color:var(--text);font-weight:800;text-shadow:0 6px 22px rgba(0,0,0,0.6)}
.hero-lead{margin:0 0 16px 0;color:var(--muted);font-size:16px}

/* CTA */
.cta-row{display:flex;gap:12px;flex-wrap:wrap}
.btn{padding:10px 16px;border-radius:12px;border:0;cursor:pointer;font-weight:800;text-decoration:none;display:inline-block}
.btn-primary{background:linear-gradient(135deg,var(--accent-start),var(--accent-end));color:#06262a}
.btn-ghost{background:transparent;border:1px solid rgba(255,255,255,0.06);color:var(--text)}

/* hero stats */
.hero-stats{display:flex;gap:12px;margin-top:18px;flex-wrap:wrap}
.stat{background:rgba(255,255,255,0.02);padding:10px 12px;border-radius:12px;text-align:center;border:1px solid rgba(255,255,255,0.02)}
.stat strong{display:block;font-size:18px;color:var(--text)}

/* profile card (right) */
.profile-card{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));padding:14px;border-radius:12px;border:1px solid rgba(255,255,255,0.02)}
.profile-card .avatar{width:100%;height:220px;border-radius:10px;overflow:hidden;margin-bottom:12px}
.profile-card .avatar img{width:100%;height:100%;object-fit:cover}
.profile-card .name{font-weight:800;color:var(--text);font-size:18px}
.profile-card .role{color:var(--muted);margin-top:6px}
.meta{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}
.pill{background:var(--glass);padding:8px 10px;border-radius:999px;font-size:13px;color:var(--muted);border:1px solid rgba(255,255,255,0.02)}
.contact-quick{display:flex;gap:8px;margin-top:12px}
.contact-quick a{padding:8px 10px;border-radius:10px;background:linear-gradient(90deg,var(--accent-start),var(--accent-end));color:#06262a;font-weight:800;text-decoration:none}

/* projects grid */
.section-title{font-weight:800;color:var(--text);margin:18px 0}
.projects-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.project{background:linear-gradient(180deg,rgba(255,255,255,0.02),rgba(255,255,255,0.01));padding:14px;border-radius:12px;border:1px solid rgba(255,255,255,0.02);transition:transform .18s ease,box-shadow .18s ease}
.project:hover{transform:translateY(-6px);box-shadow:0 18px 40px rgba(2,6,23,0.5)}
.proj-thumb{height:120px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-weight:800;background:linear-gradient(135deg,var(--accent-start),var(--accent-end));color:#06262a;margin-bottom:10px}
.project h3{margin:0 0 8px 0;color:var(--text)}
.project .muted{color:var(--muted);font-size:14px}
.project-actions{margin-top:12px;display:flex;gap:8px}
.btn-sm{padding:8px 10px;border-radius:10px;font-weight:800}
.btn-view{background:linear-gradient(90deg,var(--accent-start),var(--accent-end));color:#06262a;text-decoration:none;border:0}
.btn-link{background:transparent;color:var(--muted);border:1px solid rgba(255,255,255,0.03);text-decoration:none;padding:8px 10px;border-radius:10px}

/* whatsapp float */
.whatsapp-float{position:fixed;bottom:22px;right:22px;width:60px;height:60px;border-radius:50%;background:#25D366;display:flex;align-items:center;justify-content:center;z-index:6;box-shadow:0 8px 30px rgba(0,0,0,0.4)}
.whatsapp-float img{width:36px;height:36px}

/* responsive adjustments */
@media(max-width:900px){
  .container{padding-left:18px;padding-right:18px}
  .hero-left h1{font-size:28px}
  .profile-card .avatar{height:180px}
  .hero-grid{gap:18px}
  .cta-row{gap:8px}
}
@media(max-width:520px){
  .hero-left h1{font-size:22px}
  .hero-lead{font-size:14px}
  .tab{padding:6px 8px}
  .typer{display:none}
  .profile-card .avatar{height:150px}
  .whatsapp-float{right:14px;bottom:14px;width:52px;height:52px}
}