*,*::before,*::after{box-sizing:border-box}body{font-family:'Hind Siliguri','Noto Sans Bengali',system-ui,-apple-system,sans-serif;background:var(--bg-light);color:var(--text-dark);margin:0;padding:0;overflow-x:clip}.breadcrumb-wrap{background:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);padding:0.65rem 0;border-bottom:1px solid #7dd3fc}.breadcrumb{margin:0;font-size:0.85rem}.breadcrumb-item a{color:var(--primary-dark);text-decoration:none;font-weight:500}.breadcrumb-item a:hover{text-decoration:underline}.breadcrumb-item.active{color:var(--text-muted)}.breadcrumb-item + .breadcrumb-item::before{color:var(--primary-dark)}.hero-section{background:linear-gradient(135deg,var(--bg-dark) 0%,var(--primary-deeper,var(--primary)) 45%,var(--primary) 100%);padding:4rem 0 3rem;position:relative;overflow:hidden}.hero-section::before{content:'';position:absolute;inset:0;background:url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");pointer-events:none}.hero-wave{position:absolute;bottom:0;left:0;right:0;height:48px;background:var(--bg-light);clip-path:ellipse(55% 100% at 50% 100%)}.hero-section h1{color:var(--text-light);font-weight:700;line-height:1.35}.hero-section .lead{color:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);font-size:1.05rem;line-height:1.7}.btn-hero-primary{display:inline-block;background:var(--secondary);color:var(--text-light);font-weight:600;font-size:1rem;padding:0.7rem 1.8rem;border-radius:8px;text-decoration:none;transition:background 0.2s,transform 0.15s;border:none}.btn-hero-primary:hover{background:var(--secondary-dark);color:var(--text-light);transform:translateY(-1px)}.btn-hero-secondary{display:inline-block;background:transparent;color:var(--text-light);font-weight:600;font-size:1rem;padding:0.68rem 1.8rem;border-radius:8px;text-decoration:none;border:2px solid rgba(255,255,255,0.6);transition:background 0.2s,border-color 0.2s}.btn-hero-secondary:hover{background:rgba(255,255,255,0.12);border-color:var(--text-light);color:var(--text-light)}.divider-wave{border:none;height:3px;background:linear-gradient(90deg,#7dd3fc,var(--secondary),var(--primary));margin:0}.section-light{background:var(--bg-light);padding:4rem 0}.section-white{background:var(--bg-white);padding:4rem 0}.section-ocean{background:linear-gradient(135deg,var(--bg-dark) 0%,var(--primary-deeper,var(--primary)) 100%);padding:4rem 0}.section-deep{background:var(--bg-deep);padding:4rem 0}.section-title{font-size:1.7rem;font-weight:700;color:var(--text-dark);line-height:1.35;margin-bottom:0.5rem}.section-ocean .section-title,.section-deep .section-title{color:var(--text-light)}.section-subtitle{color:var(--text-muted);font-size:1rem;margin-top:0.5rem}.section-ocean .section-subtitle{color:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%)}.section-deep .section-subtitle{color:#7dd3fc}.title-underline{width:56px;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:2px;margin-bottom:1.5rem}.title-underline-left{margin-left:0}.img-block{width:100%;height:auto;border-radius:var(--card-radius);box-shadow:var(--shadow-md);display:block;object-fit:cover}.feature-card{background:var(--text-light);border-radius:var(--card-radius);padding:1.6rem 1.4rem;box-shadow:var(--shadow-sm);border:1px solid color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);height:auto;transition:box-shadow 0.2s,transform 0.2s}.feature-card:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.feature-card h3{font-size:1.05rem;font-weight:600;color:var(--text-dark);margin:0.8rem 0 0.5rem}.feature-card p{font-size:0.9rem;color:var(--text-muted);margin:0;line-height:1.65}.icon-wrap{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;flex-shrink:0}.icon-blue{background:#dbeafe;color:#1d4ed8}.icon-green{background:#dcfce7;color:var(--secondary-dark,var(--secondary))}.icon-teal{background:#ccfbf1;color:#0d9488}.icon-sky{background:var(--bg-light);color:var(--primary-dark,var(--primary))}.icon-indigo{background:#e0e7ff;color:#4338ca}.icon-amber{background:#fef3c7;color:#d97706}.info-panel{background:color-mix(in srgb,var(--bg-light) 65%,#fff 35%);border:1px solid color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);border-radius:var(--card-radius);padding:1.4rem 1.3rem;height:auto}.info-panel h4{font-size:1rem;font-weight:600;color:var(--primary-dark);margin-bottom:0.6rem}.info-panel p{font-size:0.9rem;color:var(--text-muted);margin:0;line-height:1.65}.step-item{display:flex;gap:1rem;margin-bottom:1.4rem;align-items:flex-start}.step-number{width:38px;height:38px;background:linear-gradient(135deg,var(--primary),var(--secondary));color:var(--text-light);border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:0.95rem;flex-shrink:0}.step-content h4{font-size:1rem;font-weight:600;color:var(--text-dark);margin-bottom:0.3rem}.step-content p{font-size:0.9rem;color:var(--text-muted);margin:0;line-height:1.65}.check-list{list-style:none;padding:0;margin:0}.check-list li{display:flex;gap:0.8rem;align-items:flex-start;margin-bottom:1rem;font-size:0.92rem;color:var(--text-muted);line-height:1.65}.ci{width:26px;height:26px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:0.8rem;flex-shrink:0;margin-top:1px}.stat-card{background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.2);border-radius:var(--card-radius);padding:1.5rem 1rem;text-align:center;height:auto}.stat-num{font-size:2rem;font-weight:700;color:#7dd3fc;line-height:1.2}.stat-label{font-size:0.85rem;color:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);margin-top:0.3rem}.rg-card{background:rgba(255,255,255,0.08);border:1px solid rgba(125,211,252,0.3);border-radius:var(--card-radius);padding:1.5rem 1.2rem;text-align:center;height:auto}.rg-icon{font-size:2rem;margin-bottom:0.7rem}.rg-card h4{font-size:1rem;font-weight:600;color:#7dd3fc;margin-bottom:0.5rem}.rg-card p{font-size:0.88rem;color:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);margin:0;line-height:1.65}.faq-item{background:var(--text-light);border:1px solid color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);border-radius:var(--card-radius);margin-bottom:0.8rem;overflow:visible}.faq-question{display:flex;justify-content:space-between;align-items:center;padding:1rem 1.2rem;font-weight:600;font-size:0.95rem;color:var(--text-dark);cursor:default;gap:0.5rem}.faq-answer{padding:0 1.2rem 1rem;font-size:0.9rem;color:var(--text-muted);line-height:1.7;border-top:1px solid var(--bg-light)}.network-table{width:100%;border-collapse:collapse;font-size:0.9rem}.network-table th{background:var(--primary);color:var(--text-light);padding:0.75rem 1rem;text-align:left;font-weight:600}.network-table td{padding:0.7rem 1rem;border-bottom:1px solid var(--bg-light);color:var(--text-muted);vertical-align:top}.network-table tr:nth-child(even) td{background:color-mix(in srgb,var(--bg-light) 65%,#fff 35%)}.network-table tr:last-child td{border-bottom:none}.highlight-box{background:color-mix(in srgb,var(--bg-light) 65%,#fff 35%);border:1px solid color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);border-left:4px solid var(--primary);border-radius:var(--card-radius);padding:1.3rem 1.2rem;height:auto}.highlight-box h4{font-size:1rem;font-weight:600;color:var(--primary-dark);margin-bottom:0.5rem}.highlight-box p{font-size:0.9rem;color:var(--text-muted);margin:0;line-height:1.65}.age-badge-dark{display:inline-flex;align-items:center;gap:0.35rem;background:color-mix(in srgb,var(--primary) 20%,transparent);color:#7dd3fc;border:1px solid rgba(125,211,252,0.3);border-radius:20px;padding:0.25rem 0.8rem;font-size:0.8rem}@media (max-width:991px){.hero-section{padding:3rem 0 2.5rem}.section-title{font-size:1.45rem}}@media (max-width:767px){.hero-section{padding:2.5rem 0 2rem}.section-light,.section-white,.section-ocean,.section-deep{padding:2.5rem 0}.section-title{font-size:1.3rem}.stat-num{font-size:1.6rem}}