*,*::before,*::after{box-sizing:border-box}html{scroll-behavior:smooth}body{font-family:'Hind Siliguri','Noto Sans Bengali',system-ui,-apple-system,sans-serif;background-color:var(--bg-primary);color:var(--color-dark);font-size:1rem;line-height:1.85;overflow-x:clip}h1,h2,h3,h4,h5,h6{font-family:'Hind Siliguri','Noto Sans Bengali',system-ui,sans-serif;font-weight:700;color:var(--color-dark)}img{max-width:100%;height:auto;display:block}a{color:var(--color-accent)}.age-banner{background:#1e293b;color:var(--generated-muted);text-align:center;padding:0.5rem 1rem;font-size:0.87rem}.age-banner strong{color:#fbbf24}.breadcrumb-wrap{background:var(--color-white);border-bottom:1px solid var(--color-border);padding:0.65rem 0}.breadcrumb{margin-bottom:0;font-size:0.88rem}.breadcrumb-item a{color:var(--color-accent);text-decoration:none}.breadcrumb-item a:hover{text-decoration:underline}.breadcrumb-item.active{color:var(--color-main)}.page-hero{background:linear-gradient(135deg,#1e3a5f 0%,#1e40af 55%,#2563eb 100%);color:#eff6ff;padding:52px 0 44px;position:relative;overflow:hidden}.page-hero::before{content:'';position:absolute;top:-60px;right:-80px;width:340px;height:340px;background:radial-gradient(circle,rgba(96,165,250,0.15) 0%,transparent 70%);pointer-events:none}.page-hero h1{color:#eff6ff;font-size:clamp(1.35rem,3.2vw,2rem);line-height:1.45;margin-bottom:0.9rem}.page-hero .lead{color:#bfdbfe;font-size:1rem;max-width:640px;margin-bottom:1.2rem}.topic-badge{display:inline-block;background:rgba(96,165,250,0.22);color:#93c5fd;border-radius:6px;padding:0.2rem 0.8rem;font-size:0.88rem;font-weight:600;border:1px solid rgba(96,165,250,0.35);margin-bottom:0.8rem}.badge-18{display:inline-block;background:#fbbf24;color:#1e293b;border-radius:6px;padding:0.2rem 0.7rem;font-weight:700;font-size:0.88rem;margin-right:0.4rem}.section-pad{padding:52px 0}.section-bg-white{background:var(--color-white)}.section-bg-light{background:var(--bg-primary)}.section-bg-gray{background:var(--bg-secondary)}.section-title{font-size:clamp(1.18rem,2.6vw,1.65rem);color:var(--color-dark);margin-bottom:0.4rem}.divider-blue{width:44px;height:4px;background:var(--color-accent);border-radius:2px;margin:0.4rem 0 1.4rem}.divider-green{width:44px;height:4px;background:var(--color-green);border-radius:2px;margin:0.4rem 0 1.4rem}.divider-amber{width:44px;height:4px;background:var(--color-amber);border-radius:2px;margin:0.4rem 0 1.4rem}.info-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:1.5rem 1.6rem;box-shadow:var(--shadow-card);height:auto;margin-bottom:1.2rem}.info-card h3{font-size:1rem;color:var(--color-dark);margin-bottom:0.5rem;display:flex;align-items:center;gap:0.5rem;flex-wrap:wrap}.info-card p{font-size:0.92rem;color:#374151;margin-bottom:0.6rem;line-height:1.8}.info-card p:last-child{margin-bottom:0}.info-card ul{padding-left:1.2rem;margin-bottom:0}.info-card ul li{font-size:0.92rem;color:#374151;margin-bottom:0.4rem;line-height:1.8}.steps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1.1rem;margin-top:1rem}.step-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:1.4rem 1.3rem;box-shadow:var(--shadow-card);height:auto}.step-card .step-num{display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;background:var(--color-accent);color:var(--text-light);border-radius:50%;font-size:1rem;font-weight:700;margin-bottom:0.8rem;flex-shrink:0}.step-card h3{font-size:0.97rem;color:var(--color-dark);margin-bottom:0.4rem}.step-card p{font-size:0.88rem;color:var(--generated-muted);margin-bottom:0;line-height:1.75}.tip-list{list-style:none;padding:0;margin:0}.tip-list li{display:flex;align-items:flex-start;gap:0.75rem;padding:0.65rem 0;border-bottom:1px solid var(--bg-secondary);font-size:0.93rem;color:#374151;line-height:1.8}.tip-list li:last-child{border-bottom:none}.tip-list li .t-icon{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.82rem;flex-shrink:0;margin-top:0.1rem}.tip-box{background:#eff6ff;border:1px solid #bfdbfe;border-radius:10px;padding:1rem 1.3rem;font-size:0.92rem;color:#1e40af;margin-top:0.8rem;line-height:1.75}.warn-box{background:var(--color-amber-light);border:1px solid #fde68a;border-radius:10px;padding:1rem 1.3rem;font-size:0.92rem;color:#78350f;margin-top:0.8rem;line-height:1.75}.green-box{background:var(--color-green-light);border:1px solid #6ee7b7;border-radius:10px;padding:1rem 1.3rem;font-size:0.92rem;color:#064e3b;margin-top:0.8rem;line-height:1.75}.login-notice{background:linear-gradient(135deg,#1e3a5f 0%,#1e40af 100%);border-radius:14px;padding:2rem 2.2rem;color:#eff6ff;height:auto}.login-notice h3{color:#93c5fd;font-size:1.08rem;margin-bottom:0.8rem}.login-notice p{color:#bfdbfe;font-size:0.93rem;margin-bottom:0.6rem;line-height:1.8}.login-notice p:last-child{margin-bottom:0}.login-notice ul{padding-left:1.2rem;margin-bottom:0.6rem}.login-notice ul li{color:#bfdbfe;font-size:0.92rem;margin-bottom:0.35rem;line-height:1.8}.faq-item{background:var(--color-white);border:1px solid var(--color-border);border-radius:10px;margin-bottom:0.8rem;height:auto}.faq-question{padding:1rem 1.3rem;font-weight:600;font-size:0.95rem;color:var(--color-dark);display:flex;align-items:flex-start;gap:0.7rem}.faq-question .fq-icon{color:var(--color-accent);font-size:1rem;flex-shrink:0;margin-top:0.15rem}.faq-answer{padding:0 1.3rem 1rem 2.7rem;font-size:0.92rem;color:#374151;line-height:1.8}.feature-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:1rem;margin-top:1rem}.feature-card{background:var(--color-white);border:1px solid var(--color-border);border-radius:var(--radius-card);padding:1.3rem 1.2rem;box-shadow:var(--shadow-card);height:auto;text-align:center}.feature-card .f-icon{width:48px;height:48px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;margin:0 auto 0.8rem}.feature-card h3{font-size:0.93rem;color:var(--color-dark);margin-bottom:0.35rem}.feature-card p{font-size:0.85rem;color:var(--generated-muted);margin-bottom:0;line-height:1.7}.btn-primary-custom{background:var(--color-accent);color:var(--text-light);border:none;border-radius:8px;padding:0.65rem 1.8rem;font-size:1rem;font-weight:600;font-family:'Hind Siliguri','Noto Sans Bengali',sans-serif;text-decoration:none;display:inline-block;transition:background 0.18s,box-shadow 0.18s}.btn-primary-custom:hover{background:#2563eb;color:var(--text-light);box-shadow:0 4px 16px rgba(59,130,246,0.3)}.btn-outline-custom{background:transparent;color:var(--color-accent);border:2px solid var(--color-accent);border-radius:8px;padding:0.6rem 1.5rem;font-size:1rem;font-weight:600;font-family:'Hind Siliguri','Noto Sans Bengali',sans-serif;text-decoration:none;display:inline-block;transition:background 0.18s,color 0.18s}.btn-outline-custom:hover{background:var(--color-accent);color:var(--text-light)}.btn-sm-custom{padding:0.4rem 1.1rem;font-size:0.9rem}@media (max-width:767px){.page-hero{padding:36px 0 28px}.section-pad{padding:36px 0}.login-notice{padding:1.4rem 1.2rem}.steps-grid{grid-template-columns:1fr 1fr}.feature-grid{grid-template-columns:1fr 1fr}}@media (max-width:480px){.steps-grid{grid-template-columns:1fr}.feature-grid{grid-template-columns:1fr}}