*{box-sizing:border-box}html,body{width:100%;margin:0}body{font-family:'Hind Siliguri','Noto Sans Bengali',system-ui,-apple-system,sans-serif;background:var(--bg);color:var(--text);line-height:1.75;overflow-x:clip}img{max-width:100%;height:auto}a{color:var(--accent);text-decoration:none}a:hover{color:#60a5fa}.breadcrumb-wrap{background:#0f172a;border-bottom:1px solid var(--border);padding:1rem 0}.breadcrumb{margin:0}.breadcrumb-item,.breadcrumb-item.active{color:var(--muted)}.breadcrumb-item + .breadcrumb-item::before{color:var(--muted-2)}.hero{padding:5.5rem 0 4.5rem;background:radial-gradient(circle at 18% 12%,rgba(59,130,246,0.25),transparent 34%),radial-gradient(circle at 82% 18%,rgba(59,130,246,0.13),transparent 30%),linear-gradient(180deg,#111827 0%,#0f172a 100%)}.section{padding:4.6rem 0;border-top:1px solid rgba(148,163,184,0.08)}.section-light{background:#f8fafc;color:#111827}.section-light p,.section-light li{color:#334155}h1,h2,h3{font-weight:700;letter-spacing:-0.01em}h1{font-size:clamp(2.05rem,5vw,4rem);line-height:1.15;margin-bottom:1.2rem}h2{font-size:clamp(1.6rem,3vw,2.35rem);margin-bottom:1rem}.lead{color:var(--muted);font-size:1.12rem}.section-light .lead{color:#334155}.eyebrow,.pill{display:inline-flex;align-items:center;gap:.45rem;color:#bfdbfe;background:var(--accent-soft);border:1px solid rgba(59,130,246,0.35);border-radius:999px;padding:.35rem .8rem;font-size:.95rem;margin-bottom:1rem}.section-light .pill{color:#1d4ed8;background:#dbeafe;border-color:#bfdbfe}.soft-panel,.feature-card,.note-card,.step-card{background:var(--panel);border:1px solid var(--border);border-radius:1.3rem;box-shadow:var(--shadow);padding:1.5rem;height:auto}.section-light .soft-panel,.section-light .feature-card,.section-light .note-card,.section-light .step-card{background:var(--text-light);border:1px solid #e2e8f0;box-shadow:0 14px 35px rgba(15,23,42,0.08)}.btn-primary-min{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;background:var(--accent);color:var(--text-light);border:1px solid var(--accent);border-radius:999px;padding:.82rem 1.3rem;font-weight:700}.btn-primary-min:hover{background:#2563eb;color:var(--text-light)}.btn-outline-min{display:inline-flex;align-items:center;justify-content:center;gap:.45rem;color:var(--text);border:1px solid rgba(255,255,255,0.34);border-radius:999px;padding:.82rem 1.3rem;font-weight:700;background:transparent}.btn-outline-min:hover{color:var(--text-light);border-color:var(--accent);background:var(--accent-soft)}.icon-badge{width:46px;min-width:46px;aspect-ratio:1 / 1;border-radius:1rem;display:inline-flex;align-items:center;justify-content:center;background:var(--accent-soft);color:#93c5fd;font-size:1.35rem;margin-bottom:1rem}.section-light .icon-badge{color:#2563eb}.image-frame{margin:2rem auto 0;text-align:center}.image-frame img{border-radius:1.2rem;box-shadow:var(--shadow);border:1px solid var(--border)}.section-light .image-frame img{border-color:#e2e8f0}.number{width:38px;min-width:38px;aspect-ratio:1 / 1;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;background:var(--accent);color:var(--text-light);font-weight:700;margin-bottom:.8rem}@media (max-width:991.98px){.hero{padding-top:4rem}}