*{box-sizing:border-box}html,body{max-width:100%;overflow-x:clip}body{margin:0;font-family:'Hind Siliguri','Noto Sans Bengali',system-ui,-apple-system,sans-serif;color:var(--text);background:linear-gradient(180deg,#f8fffb 0%,#ecfdf5 42%,var(--text-light) 100%);line-height:1.75}a{transition:.2s ease}.hero{position:relative;padding:7rem 0 4.5rem;background:radial-gradient(circle at 15% 20%,rgba(34,197,94,.26),transparent 30%),radial-gradient(circle at 85% 15%,rgba(16,185,129,.20),transparent 28%),linear-gradient(135deg,var(--night),var(--dark));color:#f8fffb;overflow:hidden}.hero:after{content:"";position:absolute;inset:auto -10% -40% -10%;height:180px;background:#f8fffb;transform:rotate(-3deg)}.hero .container{position:relative;z-index:2}.eyebrow{display:inline-flex;align-items:center;gap:.45rem;padding:.35rem .8rem;border:1px solid rgba(34,197,94,.55);background:rgba(34,197,94,.14);color:#bbf7d0;border-radius:999px;font-weight:700;margin-bottom:1rem}h1{font-size:clamp(2.1rem,5vw,4.2rem);line-height:1.18;font-weight:800;letter-spacing:-.02em}h2{font-weight:800;color:#064e3b;letter-spacing:-.01em;margin-bottom:1rem}.hero p{color:#dcfce7;font-size:1.15rem;max-width:760px}.btn-green{background:linear-gradient(135deg,var(--primary),var(--secondary));color:#052e16;border:0;font-weight:800;border-radius:999px;padding:.85rem 1.35rem;box-shadow:0 12px 24px rgba(34,197,94,.28)}.btn-green:hover,.btn-green:focus{background:#86efac;color:#022c22}.btn-outline-lightgreen{color:#ecfdf5;border:1px solid rgba(187,247,208,.8);border-radius:999px;padding:.82rem 1.25rem;font-weight:800}.btn-outline-lightgreen:hover,.btn-outline-lightgreen:focus{background:#ecfdf5;color:#064e3b}section{padding:4.5rem 0}.section-intro{max-width:820px;margin:0 auto 2.1rem;color:var(--muted);font-size:1.05rem}.feature-card,.info-card,.step-card,.safety-card{background:var(--card);border:1px solid var(--line);border-radius:1.25rem;padding:1.45rem;box-shadow:var(--shadow);height:100%}.feature-card .icon,.step-no{width:48px;height:48px;display:inline-flex;align-items:center;justify-content:center;border-radius:1rem;background:linear-gradient(135deg,var(--primary),var(--secondary));color:#052e16;font-size:1.45rem;font-weight:800;margin-bottom:1rem}.img-block{display:block;width:100%;max-width:920px;height:auto;margin:2rem auto;border-radius:1.35rem;box-shadow:0 22px 55px rgba(2,44,34,.18);border:1px solid rgba(16,185,129,.25)}.dark-band{background:linear-gradient(135deg,#022c22,#064e3b);color:#ecfdf5}.dark-band h2{color:var(--text-light)}.dark-band .section-intro,.dark-band p{color:#d1fae5}.dark-card{background:rgba(255,255,255,.08);border:1px solid rgba(187,247,208,.24);border-radius:1.25rem;padding:1.35rem;height:100%}.local-box{background:linear-gradient(180deg,var(--text-light),#ecfdf5);border:1px solid var(--line);border-radius:1.5rem;padding:2rem;box-shadow:var(--shadow)}.table{--bs-table-bg:var(--text-light);--bs-table-color:#0f172a;border-radius:1rem;overflow:hidden;border:1px solid var(--line)}.table thead th{background:#064e3b;color:#ecfdf5;border-color:rgba(255,255,255,.18)}.notice{background:#dcfce7;border-left:6px solid var(--primary);color:#064e3b;border-radius:1rem;padding:1.25rem;font-weight:600}.accordion-button{font-weight:800;color:#064e3b}.accordion-button:not(.collapsed){background:#dcfce7;color:#052e16;box-shadow:none}@media (max-width:991px){.hero{padding-top:6rem}}