:root{
  --navy:#071b3a;
  --navy2:#0c2b5b;
  --blue:#1877f2;
  --green:#16a34a;
  --gold:#d6a53a;
  --gold2:#ffcf6a;
  --ink:#0e1726;
  --muted:#667085;
  --paper:#f7fbff;
  --card:#ffffff;
  --line:rgba(7,27,58,.12);
  --shadow:0 24px 70px rgba(7,27,58,.18);
  --radius:28px;
  --ease:cubic-bezier(.2,.8,.2,1);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Noto Sans Bengali,Noto Sans,sans-serif;color:var(--ink);background:linear-gradient(180deg,#f6fbff 0%,#fff 38%,#eef6ff 100%);overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
svg{width:20px;height:20px;fill:currentColor}
.container{width:min(1180px,calc(100% - 36px));margin:auto}.section-pad{padding:92px 0}
.cursor-glow{position:fixed;width:360px;height:360px;border-radius:999px;background:radial-gradient(circle,rgba(214,165,58,.18),rgba(8,42,87,.08) 44%,transparent 70%);pointer-events:none;z-index:0;transform:translate(-50%,-50%);filter:blur(8px)}
.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:14px 26px;margin:0 auto;background:rgba(255,255,255,.78);backdrop-filter:blur(18px);border-bottom:1px solid var(--line)}
.brand{display:flex;gap:12px;align-items:center;min-width:max-content}.brand-avatar{width:54px;height:54px;border-radius:18px;display:block;padding:3px;background:linear-gradient(135deg,var(--navy),var(--gold));box-shadow:0 14px 34px rgba(7,27,58,.22);transform:translateZ(0)}.brand-avatar img{width:100%;height:100%;border-radius:15px;object-fit:cover}.brand strong{display:block;font-size:18px;letter-spacing:.2px}.brand small{display:block;color:var(--muted);font-size:12px}.nav-links{display:flex;align-items:center;gap:18px;font-weight:800}.nav-links a:not(.nav-social){color:#24324a}.nav-social,.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:13px 20px;border-radius:999px;font-weight:900;transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease)}.nav-social{padding:10px 14px;color:#fff;box-shadow:0 14px 34px rgba(7,27,58,.18);transform-style:preserve-3d}.nav-facebook{background:linear-gradient(135deg,#0f58c7,#1877f2)}.nav-whatsapp{background:linear-gradient(135deg,#0b8f3a,#25d366)}.nav-social:hover,.btn:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 26px 55px rgba(7,27,58,.27)}.menu-toggle{display:none;background:#fff;border:1px solid var(--line);border-radius:14px;width:46px;height:46px}.menu-toggle span{display:block;width:22px;height:2px;background:var(--navy);margin:5px auto;border-radius:8px}
.hero{position:relative;min-height:calc(100svh - 76px);display:flex;align-items:center;overflow:hidden}.hero-bg{position:absolute;inset:0;background:radial-gradient(circle at 18% 12%,rgba(214,165,58,.22),transparent 30%),radial-gradient(circle at 80% 20%,rgba(7,27,58,.16),transparent 36%);z-index:-1}.hero:before{content:"";position:absolute;right:-160px;top:70px;width:520px;height:520px;background:linear-gradient(135deg,rgba(214,165,58,.18),rgba(7,27,58,.12));border-radius:42% 58% 70% 30%;filter:blur(2px);animation:floatShape 9s ease-in-out infinite}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:70px;align-items:center}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--gold);font-weight:900;text-transform:uppercase;letter-spacing:.12em;font-size:13px}.hero h1{font-size:clamp(56px,8vw,112px);line-height:.9;margin:22px 0 14px;color:var(--navy);letter-spacing:-.06em;text-shadow:0 10px 24px rgba(7,27,58,.08)}.designation{font-size:clamp(21px,3vw,32px);font-weight:900;color:#162a4b;margin:0 0 20px}.lead{font-size:18px;line-height:1.85;color:#344054;max-width:680px}.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin:34px 0}.btn{position:relative;min-height:54px;border:1px solid rgba(255,255,255,.2);color:#fff;overflow:hidden;transform-style:preserve-3d}.btn:before{content:"";position:absolute;inset:0;background:linear-gradient(120deg,transparent,rgba(255,255,255,.24),transparent);transform:translateX(-130%);transition:transform .7s var(--ease)}.btn:hover:before{transform:translateX(130%)}.icon-btn{box-shadow:inset 0 -4px 0 rgba(0,0,0,.16),0 18px 38px rgba(7,27,58,.2)}.facebook-3d{background:linear-gradient(135deg,#084ca9,#1877f2 60%,#45a3ff)}.whatsapp-3d{background:linear-gradient(135deg,#087a35,#25d366 65%,#61f09a)}.call-3d{background:linear-gradient(135deg,var(--navy),#154985)}.icon-circle{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:rgba(255,255,255,.2);box-shadow:inset 0 2px 10px rgba(255,255,255,.18)}
.quick-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin-top:24px}.stat{padding:18px;border-radius:22px;background:rgba(255,255,255,.76);border:1px solid var(--line);box-shadow:0 12px 40px rgba(7,27,58,.08)}.stat b{display:block;color:var(--navy);font-size:18px}.stat span{color:var(--muted);font-size:14px}.hero-visual{position:relative;perspective:1100px}.portrait-card{position:relative;border-radius:40px;overflow:hidden;background:#fff;padding:14px;box-shadow:var(--shadow);transform-style:preserve-3d}.portrait-card img{border-radius:32px;aspect-ratio:1/1;object-fit:cover}.portrait-card:after{content:"";position:absolute;inset:14px;border-radius:32px;background:linear-gradient(180deg,transparent 50%,rgba(7,27,58,.68));pointer-events:none}.portrait-info{position:absolute;left:36px;right:36px;bottom:36px;color:#fff;z-index:2}.portrait-info strong{display:block;font-size:25px}.portrait-info span{color:#dce8ff}.floating-card{position:absolute;background:#fff;border:1px solid var(--line);border-radius:20px;padding:16px 22px;font-weight:900;color:var(--navy);box-shadow:0 18px 46px rgba(7,27,58,.16)}.card-a{left:-32px;top:16%;animation:floatCard 5s ease-in-out infinite}.card-b{right:-28px;bottom:18%;animation:floatCard 6s ease-in-out infinite reverse}
.split-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:58px;align-items:start}.section-title h2,.contact h2{font-size:clamp(36px,5vw,64px);line-height:1;margin:16px 0;color:var(--navy);letter-spacing:-.04em}.section-title p,.contact p{font-size:17px;line-height:1.8;color:var(--muted)}.center{text-align:center;max-width:760px;margin:0 auto 36px}.bio-cards{display:grid;gap:18px}.info-card,.mission-card,.contact-card{background:rgba(255,255,255,.86);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:0 20px 60px rgba(7,27,58,.08);transform-style:preserve-3d}.info-card .icon{width:54px;height:54px;border-radius:18px;display:grid;place-items:center;background:linear-gradient(135deg,var(--navy),#0f3c7d);color:#fff;font-weight:900;margin-bottom:18px}.info-card h3,.mission-card h3{margin:0 0 12px;color:var(--navy);font-size:25px}.info-card p,.mission-card p{line-height:1.88;color:#344054;margin:0}.cover-band{position:relative;min-height:510px;overflow:hidden}.cover-band img{width:100%;height:560px;object-fit:cover;filter:saturate(1.05) contrast(1.02)}.cover-band:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(7,27,58,.86),rgba(7,27,58,.30),rgba(7,27,58,.06));z-index:1}.cover-overlay{position:absolute;z-index:2;left:max(40px,calc((100% - 1180px)/2));bottom:62px;color:#fff;max-width:700px}.cover-overlay span{font-weight:900;color:var(--gold2);letter-spacing:.12em;text-transform:uppercase}.cover-overlay h2{font-size:clamp(34px,6vw,72px);line-height:1.05;margin:14px 0 0;letter-spacing:-.05em}.mission-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.mission-card small{display:inline-block;color:var(--gold);font-weight:900;letter-spacing:.08em;text-transform:uppercase;margin-bottom:18px}.gallery-grid{display:grid;grid-template-columns:1.4fr .8fr;grid-auto-rows:260px;gap:18px}.gallery-item{position:relative;overflow:hidden;border-radius:30px;background:#ddd;box-shadow:0 22px 55px rgba(7,27,58,.12);border:1px solid rgba(255,255,255,.5);cursor:zoom-in}.gallery-item.large{grid-row:span 2}.gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform .8s var(--ease),filter .8s var(--ease)}.gallery-item:hover img{transform:scale(1.08);filter:saturate(1.1)}.gallery-item span{position:absolute;left:18px;right:18px;bottom:18px;padding:13px 16px;border-radius:16px;background:rgba(7,27,58,.82);color:#fff;font-weight:900;backdrop-filter:blur(12px)}.contact-card{display:flex;align-items:center;justify-content:space-between;gap:26px;background:linear-gradient(135deg,#fff,#f0f7ff)}.contact-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:flex-end}.footer{padding:32px 0;background:var(--navy);color:#d8e6ff}.footer-grid{display:flex;justify-content:space-between;gap:18px;align-items:center}.footer a{margin-left:18px;color:#fff;font-weight:800}.floating-wa{position:fixed;right:22px;bottom:22px;z-index:80;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;color:#fff;background:linear-gradient(135deg,#087a35,#25d366);box-shadow:0 18px 48px rgba(22,163,74,.42),inset 0 -5px 0 rgba(0,0,0,.18)}.floating-wa svg{width:32px;height:32px}.lightbox{position:fixed;inset:0;z-index:100;background:rgba(2,8,23,.88);display:grid;place-items:center;padding:24px;opacity:0;pointer-events:none;transition:.28s var(--ease)}.lightbox.open{opacity:1;pointer-events:auto}.lightbox img{max-height:88svh;max-width:min(1080px,94vw);border-radius:24px;box-shadow:0 30px 80px rgba(0,0,0,.45)}.lightbox-close{position:fixed;right:20px;top:20px;width:48px;height:48px;border:0;border-radius:50%;font-size:34px;line-height:1;background:#fff;color:#0f172a;cursor:pointer}.reveal{opacity:0;transform:translateY(34px);transition:opacity .85s var(--ease),transform .85s var(--ease)}.reveal.visible{opacity:1;transform:translateY(0)}.delay-1{transition-delay:.16s}.delay-2{transition-delay:.28s}.tilt-card{will-change:transform;transition:transform .25s var(--ease),box-shadow .35s var(--ease)}@keyframes floatShape{0%,100%{transform:translateY(0) rotate(0deg)}50%{transform:translateY(26px) rotate(8deg)}}@keyframes floatCard{0%,100%{transform:translateY(0)}50%{transform:translateY(-16px)}}
@media (max-width:1020px){.nav-links{gap:10px}.nav-social{font-size:0;padding:10px}.nav-social svg{width:22px;height:22px}}
@media (max-width:920px){.menu-toggle{display:block}.nav-links{position:fixed;top:76px;left:18px;right:18px;display:grid;gap:8px;padding:18px;background:rgba(255,255,255,.96);border:1px solid var(--line);border-radius:24px;box-shadow:var(--shadow);transform:translateY(-14px);opacity:0;pointer-events:none;transition:.35s var(--ease)}.nav-links.open{transform:translateY(0);opacity:1;pointer-events:auto}.nav-links a{padding:12px}.nav-social{font-size:16px}.hero-grid,.split-grid{grid-template-columns:1fr;gap:36px}.hero{padding-top:30px}.quick-stats,.mission-grid{grid-template-columns:1fr}.gallery-grid{grid-template-columns:1fr;grid-auto-rows:240px}.contact-card,.footer-grid{display:grid}.contact-actions{justify-content:flex-start}.section-pad{padding:68px 0}.card-a{left:4px}.card-b{right:4px}.cover-band img{height:460px}.cursor-glow{display:none}}
@media (max-width:560px){.container{width:min(100% - 24px,1180px)}.topbar{padding:11px 14px}.brand-avatar{width:44px;height:44px;border-radius:14px}.brand-avatar img{border-radius:12px}.brand strong{font-size:16px}.hero h1{font-size:54px}.designation{font-size:21px}.lead{font-size:16px}.hero-actions .btn,.contact-actions .btn{width:100%}.quick-stats{gap:10px}.portrait-card{border-radius:28px;padding:10px}.portrait-card img,.portrait-card:after{border-radius:22px;inset:10px}.portrait-info{left:26px;right:26px;bottom:26px}.floating-card{display:none}.info-card,.mission-card,.contact-card{padding:24px;border-radius:24px}.cover-overlay{left:24px;right:24px;bottom:36px}.cover-overlay h2{font-size:36px}.gallery-grid{grid-auto-rows:220px}.footer a{margin-left:0;margin-right:16px}.floating-wa{right:16px;bottom:16px;width:56px;height:56px}.floating-wa svg{width:28px;height:28px}}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}