*,*::before,*::after{box-sizing:border-box}body{font-family:'Hind Siliguri','Noto Sans Bengali',sans-serif;background:var(--bg-light);color:var(--text-dark);margin:0;padding:0}.btn-register{background:linear-gradient(135deg,var(--secondary),var(--secondary-dark,var(--secondary)));color:var(--text-light) !important;border:none;border-radius:50px;padding:7px 20px;font-weight:700;font-size:0.87rem;text-decoration:none;transition:box-shadow 0.2s,transform 0.2s;display:inline-block}.btn-register:hover{box-shadow:0 4px 16px rgba(34,197,94,0.35);transform:translateY(-1px)}.btn-login{background:rgba(255,255,255,0.13);color:var(--bg-light) !important;border:1.5px solid #7dd3fc;border-radius:50px;padding:7px 20px;font-weight:700;font-size:0.87rem;text-decoration:none;transition:background 0.2s;display:inline-block}.btn-login:hover{background:rgba(255,255,255,0.22)}.breadcrumb-section{background:var(--text-light);border-bottom:2px solid var(--border-color);padding:10px 0}.breadcrumb{margin:0;background:none}.breadcrumb-item a{color:var(--primary);text-decoration:none;font-weight:600}.breadcrumb-item.active{color:var(--text-muted)}.breadcrumb-item + .breadcrumb-item::before{color:var(--border-color)}.page-hero{background:linear-gradient(135deg,var(--bg-dark) 0%,var(--primary-deeper,var(--primary)) 50%,var(--primary) 100%);padding:72px 0 64px;position:relative;overflow:hidden}.page-hero::before{content:'';position:absolute;top:-80px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(34,197,94,0.12) 0%,transparent 70%);border-radius:50%}.page-hero::after{content:'';position:absolute;bottom:-60px;left:-80px;width:320px;height:320px;background:radial-gradient(circle,color-mix(in srgb,var(--primary) 16%,transparent) 0%,transparent 70%);border-radius:50%}.hero-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(34,197,94,0.18);border:1.5px solid rgba(34,197,94,0.5);color:#86efac;border-radius:50px;padding:5px 16px;font-size:0.82rem;font-weight:700;margin-bottom:18px;letter-spacing:0.5px}.page-hero h1{color:var(--text-light);font-size:clamp(1.5rem,3vw,2.1rem);font-weight:800;line-height:1.4;text-shadow:0 2px 12px rgba(0,0,0,0.18)}.page-hero p{color:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);font-size:1.02rem;line-height:1.8}.hero-tag{background:rgba(255,255,255,0.12);border:1px solid rgba(255,255,255,0.22);color:var(--bg-light);border-radius:50px;padding:5px 14px;font-size:0.83rem;font-weight:600;display:inline-block}.wave-divider{position:absolute;bottom:0;left:0;right:0;height:48px;line-height:0}.wave-divider svg{display:block;width:100%;height:48px}.section-title{text-align:center;margin-bottom:44px}.section-title h2{color:var(--text-dark);font-weight:800;font-size:clamp(1.35rem,2.5vw,1.85rem);position:relative;display:inline-block;padding-bottom:14px}.section-title h2::after{content:'';position:absolute;bottom:0;left:50%;transform:translateX(-50%);width:64px;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary));border-radius:4px}.section-title p{color:var(--text-muted);font-size:1rem;margin-top:10px}.toc-section{background:var(--text-light);padding:48px 0;border-top:3px solid var(--border-color)}.toc-card{background:linear-gradient(135deg,color-mix(in srgb,var(--bg-light) 65%,#fff 35%),#f0fdf4);border:2px solid var(--border-color);border-radius:var(--radius);padding:28px 28px 20px}.toc-card h5{color:var(--text-dark);font-weight:800;margin-bottom:18px;display:flex;align-items:center;gap:10px}.toc-list{list-style:none;padding:0;margin:0;columns:2;column-gap:24px}.toc-list li{padding:5px 0;break-inside:avoid}.toc-list li a{color:var(--primary);text-decoration:none;font-weight:600;font-size:0.92rem;display:flex;align-items:center;gap:8px;transition:color 0.2s}.toc-list li a:hover{color:var(--primary-deeper)}.toc-list li a i{font-size:0.75rem;color:var(--secondary)}@media (max-width:576px){.toc-list{columns:1}}.terms-section{background:var(--text-light);padding:60px 0}.terms-block{margin-bottom:44px;scroll-margin-top:80px}.terms-block h2{color:var(--text-dark);font-weight:800;font-size:1.28rem;margin-bottom:14px;display:flex;align-items:center;gap:12px;padding-bottom:10px;border-bottom:2px solid var(--border-color)}.terms-block h2 .t-num{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:var(--text-light);border-radius:50%;width:36px;height:36px;display:flex;align-items:center;justify-content:center;font-size:0.88rem;font-weight:800;flex-shrink:0}.terms-block h3{color:var(--primary-dark);font-weight:700;font-size:1.05rem;margin:22px 0 10px}.terms-block p{color:var(--text-muted);line-height:1.88;font-size:0.95rem;margin-bottom:12px}.terms-list{list-style:none;padding:0;margin:0 0 14px}.terms-list li{display:flex;align-items:flex-start;gap:10px;padding:7px 0;border-bottom:1px solid color-mix(in srgb,var(--bg-light) 65%,#fff 35%);color:var(--text-muted);font-size:0.93rem;line-height:1.68}.terms-list li:last-child{border-bottom:none}.terms-list li i{color:var(--secondary);font-size:0.9rem;margin-top:3px;flex-shrink:0}.feature-section{background:var(--bg-light);padding:64px 0;border-top:3px solid var(--border-color)}.feature-card{background:var(--text-light);border:2px solid var(--border-color);border-radius:var(--radius);padding:30px 24px;height:100%;transition:transform 0.22s,box-shadow 0.22s;position:relative;overflow:hidden}.feature-card::before{content:'';position:absolute;top:0;left:0;right:0;height:4px;background:linear-gradient(90deg,var(--primary),var(--secondary))}.feature-card:hover{transform:translateY(-6px);box-shadow:var(--card-shadow)}.feature-icon{width:58px;height:58px;background:linear-gradient(135deg,var(--bg-light),#dcfce7);border:2px solid var(--border-color);border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.4rem;color:var(--primary);margin-bottom:16px}.feature-card h5{color:var(--text-dark);font-weight:700;margin-bottom:10px;font-size:1.02rem}.feature-card p{color:var(--text-muted);font-size:0.91rem;line-height:1.75;margin:0}.tip-box{background:linear-gradient(135deg,#f0fdf4,#dcfce7);border:1.5px solid #86efac;border-left:5px solid var(--secondary);border-radius:12px;padding:18px 20px;margin:18px 0}.tip-box h6{color:#166534;font-weight:700;margin-bottom:8px;font-size:0.95rem}.tip-box p{color:#166534;font-size:0.9rem;margin:0;line-height:1.72}.warn-box{background:linear-gradient(135deg,#fff7ed,#ffedd5);border:1.5px solid #fdba74;border-left:5px solid #f97316;border-radius:12px;padding:18px 20px;margin:18px 0}.warn-box h6{color:#7c2d12;font-weight:700;margin-bottom:8px;font-size:0.95rem}.warn-box p{color:#9a3412;font-size:0.9rem;margin:0;line-height:1.72}.info-box{background:linear-gradient(135deg,var(--bg-light),color-mix(in srgb,var(--bg-light) 65%,#fff 35%));border:1.5px solid var(--border-color);border-left:5px solid var(--primary);border-radius:12px;padding:18px 20px;margin:18px 0}.info-box h6{color:var(--text-dark);font-weight:700;margin-bottom:8px;font-size:0.95rem}.info-box p{color:var(--text-muted);font-size:0.9rem;margin:0;line-height:1.72}.sidebar-card{background:var(--text-light);border:2px solid var(--border-color);border-radius:var(--radius);padding:24px 20px;margin-bottom:24px;position:sticky;top:80px}.sidebar-card h6{color:var(--text-dark);font-weight:700;margin-bottom:14px;font-size:0.95rem}.sidebar-nav a{display:flex;align-items:center;gap:8px;color:var(--text-muted);text-decoration:none;font-size:0.88rem;font-weight:500;padding:7px 10px;border-radius:8px;transition:background 0.18s,color 0.18s}.sidebar-nav a:hover{background:var(--bg-light);color:var(--primary)}.sidebar-nav a i{color:var(--primary);font-size:0.8rem}.stat-card{background:linear-gradient(135deg,var(--bg-light),#f0fdf4);border:2px solid var(--border-color);border-radius:var(--radius);padding:26px 18px;text-align:center;transition:transform 0.2s,box-shadow 0.2s}.stat-card:hover{transform:translateY(-4px);box-shadow:var(--card-shadow)}.stat-number{font-size:2.1rem;font-weight:800;background:linear-gradient(135deg,var(--primary),var(--secondary));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;display:block}.stat-label{color:var(--text-muted);font-size:0.86rem;font-weight:600;margin-top:6px}.cta-section{background:linear-gradient(135deg,var(--bg-dark) 0%,var(--primary-deeper,var(--primary)) 50%,var(--primary) 100%);padding:76px 0;position:relative;overflow:hidden}.cta-section::before{content:'';position:absolute;top:-80px;right:-100px;width:400px;height:400px;background:radial-gradient(circle,rgba(34,197,94,0.14) 0%,transparent 70%);border-radius:50%}.cta-section h2{color:var(--text-light);font-weight:800;font-size:clamp(1.45rem,2.5vw,2rem);margin-bottom:14px}.cta-section p{color:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);font-size:1.02rem;line-height:1.78}.btn-cta-primary{background:linear-gradient(135deg,var(--secondary),var(--secondary-dark,var(--secondary)));color:var(--text-light);border:none;border-radius:50px;padding:14px 36px;font-weight:700;font-size:1rem;text-decoration:none;display:inline-block;transition:box-shadow 0.2s,transform 0.2s;box-shadow:0 4px 18px rgba(34,197,94,0.3)}.btn-cta-primary:hover{box-shadow:0 8px 28px rgba(34,197,94,0.45);transform:translateY(-2px);color:var(--text-light)}.btn-cta-outline{background:transparent;color:var(--text-light);border:2px solid rgba(255,255,255,0.5);border-radius:50px;padding:13px 36px;font-weight:700;font-size:1rem;text-decoration:none;display:inline-block;transition:background 0.2s,border-color 0.2s}.btn-cta-outline:hover{background:rgba(255,255,255,0.12);border-color:var(--text-light);color:var(--text-light)}.updated-badge{display:inline-flex;align-items:center;gap:6px;background:rgba(255,255,255,0.1);border:1px solid rgba(255,255,255,0.25);color:color-mix(in srgb,var(--bg-light) 75%,var(--primary) 25%);border-radius:50px;padding:5px 14px;font-size:0.82rem;font-weight:600}