@import"https://fonts.googleapis.com/css2?family=Hind+Siliguri:wght@300;400;500;600;700&family=Poppins:wght@300;400;500;600;700;800&display=swap";:root{--font-bengali: "Hind Siliguri", sans-serif;--font-latin: "Poppins", sans-serif;--bg-gradient-start: #eef2f6;--bg-gradient-end: #dfe6ee;--bg-accent: #4f46e5;--bg-accent-hover: #4338ca;--bg-glow: rgba(79, 70, 229, .15);--text-main: #1e293b;--text-muted: #64748b;--glass-bg: rgba(255, 255, 255, .65);--glass-border: rgba(255, 255, 255, .4);--glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, .08);--card-glow-1: rgba(59, 130, 246, .15);--card-glow-2: rgba(168, 85, 247, .15);--card-glow-3: rgba(16, 185, 129, .15);--transition-speed: .3s}[data-theme=dark]{--bg-gradient-start: #0f172a;--bg-gradient-end: #020617;--bg-accent: #6366f1;--bg-accent-hover: #4f46e5;--bg-glow: rgba(99, 102, 241, .25);--text-main: #f1f5f9;--text-muted: #94a3b8;--glass-bg: rgba(15, 23, 42, .65);--glass-border: rgba(255, 255, 255, .08);--glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, .37);--card-glow-1: rgba(59, 130, 246, .25);--card-glow-2: rgba(168, 85, 247, .25);--card-glow-3: rgba(16, 185, 129, .25)}html,body{width:100%;max-width:100%;overflow-x:hidden}*{box-sizing:border-box}img{max-width:100%;height:auto}body{font-family:var(--font-bengali);color:var(--text-main);background:radial-gradient(circle at 10% 20%,var(--bg-gradient-start) 0%,var(--bg-gradient-end) 100%) no-repeat;background-attachment:fixed;min-height:100vh;margin:0;padding:0;transition:background var(--transition-speed) ease,color var(--transition-speed) ease;overflow-x:hidden}.latin-font,.number-font,.badge,.countdown-time,.nav-logo-sub{font-family:var(--font-latin)}.text-accent,.hover-text-accent:hover{color:var(--bg-accent)!important}.text-\[10px\]{font-size:10px!important}.text-muted{color:var(--text-muted)!important}.mx-auto{margin-left:auto!important;margin-right:auto!important}.max-w-4xl{max-width:56rem!important;width:100%!important}.max-w-lg{max-width:32rem!important;width:100%!important}.text-xs{font-size:.75rem!important}.leading-relaxed{line-height:1.625!important}.glass-panel{background:var(--glass-bg);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:1.25rem;transition:transform .3s ease,box-shadow .3s ease,background .3s ease,border-color .3s ease}.glass-panel:hover{transform:translateY(-4px);box-shadow:0 12px 40px #1f26871f}.bg-orbs-container{position:fixed;top:0;left:0;width:100vw;height:100vh;overflow:hidden;z-index:-10;pointer-events:none}.decor-orb{position:absolute;border-radius:50%;filter:blur(80px);z-index:-1;opacity:.5;animation:floatOrb 12s infinite alternate ease-in-out}.orb-indigo{width:350px;height:350px;background-color:#818cf8;top:15%;right:-5%}.orb-purple{width:400px;height:400px;background-color:#c084fc;bottom:10%;left:-8%;animation-delay:2s}.orb-emerald{width:300px;height:300px;background-color:#34d399;top:50%;right:15%;animation-delay:4s}@keyframes floatOrb{0%{transform:translateY(0) scale(1)}to{transform:translateY(30px) scale(1.1)}}.navbar-brand{font-family:var(--font-bengali);font-weight:700;letter-spacing:-.5px}.nav-link{font-weight:500;transition:color var(--transition-speed)}.theme-switch-btn{background:#ffffff1a;border:1px solid rgba(255,255,255,.2);width:40px;height:40px;border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--text-main);cursor:pointer;transition:all .3s}[data-theme=dark] .theme-switch-btn{background:#0003;border-color:#ffffff1a}.theme-switch-btn:hover{background:var(--bg-accent);color:#fff;transform:rotate(20deg)}.hero-title{font-size:3rem;font-weight:800;line-height:1.25;background:linear-gradient(135deg,var(--text-main) 30%,var(--bg-accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:1.5rem}.hero-subtitle{font-size:1.2rem;line-height:1.7;color:var(--text-muted);max-width:650px}.btn-custom-primary{background-color:var(--bg-accent);color:#fff;border:none;font-weight:600;padding:.85rem 2rem;border-radius:.75rem;box-shadow:0 4px 15px var(--bg-glow);transition:all .3s}.btn-custom-primary:hover{background-color:var(--bg-accent-hover);color:#fff;transform:translateY(-2px);box-shadow:0 6px 20px var(--bg-glow)}.btn-custom-secondary{background:#ffffff1a;color:var(--text-main);border:1px solid var(--glass-border);font-weight:600;padding:.85rem 2rem;border-radius:.75rem;transition:all .3s;-webkit-backdrop-filter:blur(5px);backdrop-filter:blur(5px)}.btn-custom-secondary:hover{background:#fff3;color:var(--text-main);transform:translateY(-2px)}[data-theme=dark] .btn-custom-secondary{background:#0f172a66}[data-theme=dark] .btn-custom-secondary:hover{background:#0f172a99}.feature-icon-wrapper{display:inline-flex;align-items:center;justify-content:center;width:56px;height:56px;border-radius:12px;margin-bottom:1.25rem;color:var(--bg-accent);background-color:var(--bg-glow);font-size:1.5rem}.feature-title{font-size:1.25rem;font-weight:700;color:var(--text-main);margin-bottom:.75rem}.feature-desc{font-size:.95rem;line-height:1.6;color:var(--text-muted)}.countdown-container{display:flex;justify-content:center;gap:1.5rem;flex-wrap:wrap;margin-top:2rem}.countdown-box{background:var(--glass-bg);border:1px solid var(--glass-border);box-shadow:var(--glass-shadow);border-radius:1rem;min-width:90px;padding:1.25rem 1rem;text-align:center;transition:transform .3s ease}.countdown-box:hover{transform:scale(1.05)}.countdown-time{font-size:2.25rem;font-weight:800;color:var(--bg-accent);line-height:1}.countdown-label{font-size:.75rem;text-transform:uppercase;color:var(--text-muted);font-weight:700;letter-spacing:1px;margin-top:.5rem}.contact-block{text-decoration:none!important;color:inherit;display:flex;align-items:center;gap:1.25rem;padding:1.5rem;border-radius:1.25rem;transition:all .3s ease}.contact-block .contact-icon{width:50px;height:50px;border-radius:10px;display:flex;align-items:center;justify-content:center;background-color:var(--bg-glow);color:var(--bg-accent);font-size:1.25rem;transition:all .3s ease}.contact-block:hover .contact-icon{background-color:var(--bg-accent);color:#fff;transform:rotate(10deg)}.scroll-top-btn{position:fixed;bottom:2rem;right:2rem;width:48px;height:48px;border-radius:50%;background:var(--bg-accent);color:#fff;border:none;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 15px #00000026;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(15px);transition:all .3s cubic-bezier(.16,1,.3,1);z-index:1000}.scroll-top-btn.visible{opacity:1;visibility:visible;transform:translateY(0)}.scroll-top-btn:hover{background:var(--bg-accent-hover);transform:scale(1.1)}footer{border-top:1px solid var(--glass-border);background:var(--glass-bg);backdrop-filter:blur(10px);-webkit-backdrop-filter:blur(10px)}@media(max-width:991px){.hero-title{font-size:2.5rem}}@media(max-width:768px){.navbar,.header-card,.glass-panel{width:100%;max-width:100%}.row{margin-right:0!important;margin-left:0!important}.hero{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:16px}.hero-content,.hero-text,.hero-left,.hero-right{width:100%;max-width:100%;margin:0;padding:0;transform:none}h1{font-size:clamp(28px,7vw,40px);line-height:1.25;word-break:break-word}.hero-title{font-size:clamp(28px,7vw,40px)!important}h2,.display-6{font-size:clamp(22px,6vw,32px)!important;line-height:1.3!important}h3,.feature-title{font-size:clamp(18px,5vw,22px)!important}.glass-card,.feature-card,.countdown-card,.countdown-box{width:100%;max-width:100%}.countdown-container{gap:.75rem}.countdown-box{min-width:70px;padding:.85rem .5rem}.countdown-time{font-size:1.5rem}.blur,.glow,.gradient-circle,.decor-orb{transform:scale(.6)!important;opacity:.3!important}.orb-indigo{top:5%!important;right:0!important}.orb-purple{bottom:5%!important;left:0!important}.orb-emerald{display:none!important}}