:root{--green:#14532d;--green2:#166534;--soft:#f0fdf4;--gold:#f59e0b;--dark:#0f172a;--muted:#64748b;--line:#e2e8f0;--white:#fff;--shadow:0 24px 70px rgba(15,23,42,.12)}*{box-sizing:border-box}body{margin:0;font-family:Inter,Arial,'Noto Sans Bengali',sans-serif;background:#fbfff8;color:var(--dark)}a{color:inherit}.container{width:min(1180px,92%);margin:auto}.topbar{position:sticky;top:0;z-index:20;background:rgba(255,255,255,.86);backdrop-filter:blur(16px);border-bottom:1px solid rgba(226,232,240,.8)}.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:18px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;font-size:22px;color:var(--green)}.brand span{width:45px;height:45px;border-radius:16px;background:linear-gradient(135deg,var(--green),#22c55e);display:grid;place-items:center;color:#fff;box-shadow:0 12px 28px rgba(22,101,52,.25)}nav{display:flex;gap:6px;align-items:center;flex-wrap:wrap}nav 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