body{background:radial-gradient(ellipse at 20% 0%,rgba(59,130,246,0.08) 0%,transparent 50%),radial-gradient(ellipse at 80% 100%,rgba(250,204,21,0.05) 0%,transparent 50%),var(--theme-body-bg,#020617);background-attachment:fixed;min-height:100vh}
body,html{font-family:'Poppins','Noto Sans Bengali','Hind Siliguri','SolaimanLipi',system-ui,-apple-system,sans-serif}
:lang(bn),[lang="bn"],[lang="bn-BD"]{font-family:'Noto Sans Bengali','Hind Siliguri','SolaimanLipi','Poppins',sans-serif;line-height:1.75;letter-spacing:0.01em}
p:lang(bn),li:lang(bn),span:lang(bn){line-height:1.8}
section.hero-section,section.content-section{padding-top:72px;padding-bottom:72px;position:relative}
@media(min-width:768px){section.hero-section,section.content-section{padding-top:80px;padding-bottom:80px}}
section.hero-section::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(59,130,246,0.06) 0%,transparent 60%);pointer-events:none;z-index:0}
section.hero-section>*{position:relative;z-index:1}
main .feature-card,main .testimonial-card,main .author-box-card,.content-section .card,.content-section .feature-card,.content-section .testimonial-card{background:linear-gradient(145deg,rgba(31,45,61,0.7) 0%,rgba(26,34,53,0.5) 100%);border:1px solid rgba(59,130,246,0.18);border-radius:14px;padding:22px;box-shadow:0 2px 8px rgba(0,0,0,0.25),0 0 0 1px rgba(255,255,255,0.02) inset;transition:transform 0.3s ease,box-shadow 0.3s ease,border-color 0.3s ease;backdrop-filter:blur(6px)}
main .feature-card:hover,main .testimonial-card:hover,main .author-box-card:hover,.content-section .card:hover,.content-section .feature-card:hover,.content-section .testimonial-card:hover{transform:translateY(-4px);box-shadow:0 12px 28px rgba(0,0,0,0.4),0 0 0 1px rgba(59,130,246,0.25) inset,0 0 20px rgba(59,130,246,0.08);border-color:rgba(59,130,246,0.35)}
main .feature-card::before,main .testimonial-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;border-radius:14px 14px 0 0;background:linear-gradient(90deg,transparent,rgba(59,130,246,0.5),rgba(250,204,21,0.3),transparent);opacity:0;transition:opacity 0.3s ease}
main .feature-card:hover::before,main .testimonial-card:hover::before{opacity:1}
.gradient-text,.section-title.gradient-text{background:linear-gradient(135deg,#3b82f6 0%,#60a5fa 40%,#facc15 100%);-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;letter-spacing:0.015em}
.btn,.btn-primary,.btn-primary-custom,.btn-outline-primary,.site-btn,.btn-light,.btn-outline-light{border-radius:9px;transition:all 0.3s ease;font-weight:600;letter-spacing:0.02em}
.btn-primary,.btn-primary-custom,.site-btn.cta-register,.site-btn.cta-login{background:linear-gradient(135deg,#3b82f6 0%,#2563eb 100%);border:1px solid rgba(59,130,246,0.5);color:#fff;box-shadow:0 4px 14px rgba(59,130,246,0.25),0 0 0 1px rgba(96,165,250,0.15) inset}
.btn-primary:hover,.btn-primary-custom:hover,.site-btn.cta-register:hover,.site-btn.cta-login:hover{transform:scale(1.03);box-shadow:0 6px 20px rgba(59,130,246,0.4),0 0 16px rgba(59,130,246,0.2),0 0 0 1px rgba(96,165,250,0.25) inset;filter:brightness(1.08)}
.site-btn.cta-login,.btn-primary-green,.generated-login-bg{background:linear-gradient(135deg,#facc15 0%,#eab308 100%);border:1px solid rgba(250,204,21,0.5);color:#0f172a;box-shadow:0 4px 14px rgba(250,204,21,0.2)}
.site-btn.cta-login:hover,.btn-primary-green:hover,.generated-login-bg:hover{transform:scale(1.03);box-shadow:0 6px 20px rgba(250,204,21,0.35),0 0 16px rgba(250,204,21,0.15);filter:brightness(1.08)}
.btn-outline-primary,.btn-outline-light{background:rgba(59,130,246,0.05);border:1px solid rgba(59,130,246,0.4);color:#60a5fa}
.btn-outline-primary:hover,.btn-outline-light:hover{transform:scale(1.02);background:rgba(59,130,246,0.12);border-color:rgba(59,130,246,0.7);box-shadow:0 0 12px rgba(59,130,246,0.15)}
.navbar .nav-link{border-radius:8px;position:relative;transition:color 0.3s ease,background 0.3s ease,transform 0.3s ease}
.navbar .nav-link::after{content:"";position:absolute;bottom:4px;left:50%;width:0;height:2px;background:linear-gradient(90deg,#3b82f6,#facc15);border-radius:2px;transition:width 0.3s ease;transform:translateX(-50%)}
.navbar .nav-link:hover::after,.navbar .nav-link.active::after{width:50%}
.navbar{box-shadow:0 4px 20px rgba(0,0,0,0.3),0 1px 0 rgba(59,130,246,0.1) inset;border-bottom:1px solid rgba(59,130,246,0.12)}
.navbar-brand img{transition:transform 0.3s ease,filter 0.3s ease}
.navbar-brand:hover img{transform:scale(1.03);filter:drop-shadow(0 0 8px rgba(59,130,246,0.3))}
footer{border-top:1px solid rgba(59,130,246,0.15);background:linear-gradient(180deg,rgba(2,6,23,0.95) 0%,rgba(12,20,38,0.98) 100%)}
footer .footer-links a,footer a{transition:color 0.3s ease,transform 0.3s ease,text-shadow 0.3s ease;padding:2px 0}
footer .footer-links a:hover,footer a:hover{color:#3b82f6;text-shadow:0 0 8px rgba(59,130,246,0.3)}
.has-floating-cta .site-btn.cta-register,.has-floating-cta .site-btn.cta-login{box-shadow:0 6px 18px rgba(0,0,0,0.3),0 0 0 1px rgba(255,255,255,0.08) inset}
.has-floating-cta .site-btn.cta-register{box-shadow:0 6px 18px rgba(34,197,94,0.2),0 0 0 1px rgba(255,255,255,0.08) inset}
.has-floating-cta .site-btn.cta-register:hover{box-shadow:0 8px 24px rgba(34,197,94,0.35),0 0 16px rgba(34,197,94,0.15)}
.author-box .author-box-card{background:linear-gradient(145deg,rgba(31,45,61,0.8) 0%,rgba(26,34,53,0.6) 100%);border:1px solid rgba(59,130,246,0.2);border-radius:16px;box-shadow:0 4px 16px rgba(0,0,0,0.3),0 0 0 1px rgba(250,204,21,0.05) inset}
.author-box .author-box-card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,0.4),0 0 20px rgba(59,130,246,0.1),0 0 0 1px rgba(250,204,21,0.1) inset}
.bd-hot-links .feature-card,.bd-hot-links .card{border-radius:12px;transition:transform 0.3s ease,box-shadow 0.3s ease,border-color 0.3s ease}
.bd-hot-links .feature-card:hover,.bd-hot-links .card:hover{transform:translateY(-3px);box-shadow:0 10px 24px rgba(0,0,0,0.35),0 0 16px rgba(250,204,21,0.06);border-color:rgba(250,204,21,0.25)}
input[type="text"],input[type="email"],input[type="password"],input[type="search"],input[type="tel"],input[type="url"],textarea,select{border-radius:8px;background:rgba(15,23,42,0.5);border:1px solid rgba(59,130,246,0.2);color:#e2e8f0;padding:10px 14px;transition:border-color 0.3s ease,box-shadow 0.3s ease,background 0.3s ease;font-family:inherit}
input[type="text"]:focus,input[type="email"]:focus,input[type="password"]:focus,input[type="search"]:focus,input[type="tel"]:focus,input[type="url"]:focus,textarea:focus,select:focus{outline:none;border-color:rgba(59,130,246,0.6);box-shadow:0 0 0 3px rgba(59,130,246,0.12);background:rgba(15,23,42,0.7)}
input[type="text"]::placeholder,input[type="email"]::placeholder,input[type="password"]::placeholder,textarea::placeholder{color:rgba(226,232,240,0.45)}
img{transition:transform 0.35s ease,filter 0.35s ease}
.feature-card img:hover,.testimonial-card img:hover,.card img:hover{transform:scale(1.02)}
::-webkit-scrollbar{width:8px;height:8px}
::-webkit-scrollbar-track{background:rgba(2,6,23,0.8)}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,#3b82f6 0%,#1e40af 100%);border-radius:8px;border:1px solid rgba(2,6,23,0.5)}
::-webkit-scrollbar-thumb:hover{background:linear-gradient(180deg,#60a5fa 0%,#3b82f6 100%)}
::-moz-scrollbar{width:8px;height:8px}
::-moz-scrollbar-track{background:rgba(2,6,23,0.8)}
::-moz-scrollbar-thumb{background:linear-gradient(180deg,#3b82f6 0%,#1e40af 100%);border-radius:8px}
*{scrollbar-width:thin;scrollbar-color:#3b82f6 rgba(2,6,23,0.8)}
::selection{background:rgba(59,130,246,0.3);color:#facc15}
::-moz-selection{background:rgba(59,130,246,0.3);color:#facc15}
.hero-section h1,.hero-section h2,.hero-section h3{text-shadow:0 2px 12px rgba(0,0,0,0.3)}
.content-section h2.section-title{letter-spacing:0.02em}
.feature-card h3,.feature-card h4,.testimonial-card h3,.testimonial-card h4{color:#f1f5f9;letter-spacing:0.01em}
.testimonial-card .text-warning,.testimonial-card .text-gold,.gold-text{color:#facc15;text-shadow:0 0 12px rgba(250,204,21,0.2)}
a{transition:color 0.3s ease,text-shadow 0.3s ease}
.btn:focus-visible,.nav-link:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,a:focus-visible{outline:2px solid rgba(59,130,246,0.5);outline-offset:2px}
.btn:active,.btn-primary:active,.site-btn:active{transform:scale(0.98)}
@media(min-width:992px){.navbar .nav-link{padding:0.5rem 0.9rem}}
@media(max-width:767.98px){section.hero-section,section.content-section{padding-top:56px;padding-bottom:56px}main .feature-card,main .testimonial-card{padding:18px;border-radius:12px}.btn,.btn-primary,.site-btn{padding:10px 20px}.gradient-text{letter-spacing:0.01em}}
hr,.dropdown-divider{border-color:rgba(59,130,246,0.12);opacity:1}
.badge{border-radius:6px;font-weight:600;letter-spacing:0.02em}
.table{color:#e2e8f0}
.table thead th{color:#facc15;border-color:rgba(59,130,246,0.15)}
.table td,.table th{border-color:rgba(59,130,246,0.1)}
.list-group-item{background:rgba(15,23,42,0.4);border-color:rgba(59,130,246,0.12);color:#e2e8f0}
.accordion-button{color:#e2e8f0}
.accordion-item{background:rgba(15,23,42,0.4);border-color:rgba(59,130,246,0.12)}