*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --eg:#2E4060;--eg-dark:#1E2A3A;--eg-mid:#3A5280;--eg-soft:#4A6898;--eg-pale:#EBF0F8;--eg-lighter:#F4F7FC;
  --gold:#B06A4A;--gold-dark:#7A3A20;--gold-mid:#C87A58;--gold-light:#F0DDD5;--gold-pale:#FAF2EE;--gold-bright:#D4956A;
  --white:#FFFFFF;--off-white:#F8F5F0;--light:#F2EEE8;--border:#DDD5C8;--border-2:#EDE8E0;
  --text:#1A1410;--text-2:#3A2E24;--text-3:#8A7A6A;
  --serif:'Cormorant Garamond',Georgia,serif;--sans:'Plus Jakarta Sans',sans-serif;--bengali:'Noto Serif Bengali',serif;
  --radius:12px;--radius-lg:18px;
}
html{scroll-behavior:smooth}
body{font-family:var(--sans);background:var(--off-white);color:var(--text);overflow-x:hidden}
::-webkit-scrollbar{width:4px}::-webkit-scrollbar-track{background:var(--light)}::-webkit-scrollbar-thumb{background:var(--gold);border-radius:2px}

/* Announcement + navigation — same visual language as the home page */
.announce-bar{background:var(--eg-dark);padding:10px 24px;text-align:center;font-size:12px;font-weight:500;color:rgba(255,255,255,.8);letter-spacing:.05em;border-bottom:1px solid rgba(255,255,255,.07)}
.announce-bar strong,.announce-bar a{color:var(--gold-bright)}.announce-bar a{text-decoration:none;font-weight:600;border-bottom:1px solid rgba(212,149,106,.4)}
nav{position:sticky;top:0;z-index:900;background:var(--white);border-bottom:1px solid var(--border-2);display:flex;align-items:center;justify-content:space-between;padding:0 56px;height:84px;transition:box-shadow .3s}
nav.elevated{box-shadow:0 4px 32px rgba(30,42,58,.12)}
.nav-brand{display:flex;align-items:center;gap:12px;text-decoration:none;flex-shrink:0}.nav-logo{width:52px;height:52px;border-radius:50%;overflow:hidden;border:2px solid var(--border);background:var(--eg-pale);display:flex;align-items:center;justify-content:center}.nav-logo img{width:100%;height:100%;object-fit:cover}
.nav-name{font-family:var(--serif);font-size:21px;font-weight:700;color:var(--text);display:block;line-height:1.15}.nav-est{font-size:10px;color:var(--text-3);letter-spacing:.16em;text-transform:uppercase}.nav-links{display:flex;align-items:center;gap:2px}.nav-link{font-family:var(--serif);font-size:17px;font-weight:700;color:var(--text-2);text-decoration:none;padding:9px 15px;border-radius:8px;white-space:nowrap;transition:.2s;position:relative}.nav-link:hover{color:var(--eg);background:var(--eg-pale)}.nav-link.active{color:var(--eg)}.nav-link.active::after{content:'';position:absolute;bottom:3px;left:15px;right:15px;height:2px;background:var(--gold);border-radius:1px}.nav-cta{font-size:13px;font-weight:700;color:#fff;text-decoration:none;padding:10px 24px;border-radius:8px;background:var(--eg);margin-left:10px}.nav-cta:hover{background:var(--eg-dark)}
.menu-btn{display:none;background:transparent;border:1px solid var(--border);border-radius:8px;padding:9px 11px;font-size:20px;color:var(--eg);cursor:pointer}

.container{max-width:1200px;margin:0 auto;padding:0 56px}.eyebrow{font-size:11px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--gold-dark);display:flex;align-items:center;gap:10px;margin-bottom:14px}.eyebrow::before{content:'';display:block;width:26px;height:2.5px;background:var(--gold);border-radius:2px}.sh2{font-family:var(--serif);font-size:clamp(34px,4vw,54px);font-weight:700;line-height:1.08}.sh2 em{font-style:italic;color:var(--eg)}

/* No banner: a quiet page heading only */
.page-intro{background:var(--white);padding:68px 0 40px;border-bottom:1px solid var(--border-2)}
.page-intro h1{font-family:var(--serif);font-size:clamp(48px,6vw,78px);line-height:.98;font-weight:800;color:var(--text)}
.page-intro h1 em{color:var(--eg);font-style:italic}.page-intro p{margin-top:16px;max-width:720px;color:var(--text-2);font-size:16px;font-weight:300;line-height:1.8}

/* Mission */
#mission{padding:86px 0 100px;background:var(--white)}
.mission-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:72px;align-items:start}.mission-note{font-family:var(--serif);font-size:25px;line-height:1.55;color:var(--text-2);font-style:italic;border-left:4px solid var(--gold);padding-left:24px}.mission-list{display:grid;gap:14px}.mission-card{display:grid;grid-template-columns:56px 1fr;gap:18px;align-items:start;padding:22px 24px;border:1.5px solid var(--border);border-radius:14px;background:var(--eg-lighter);transition:.25s}.mission-card:hover{transform:translateY(-3px);border-color:var(--gold);box-shadow:0 12px 32px rgba(176,106,74,.10)}.mission-num{width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--eg);color:#fff;font-family:var(--serif);font-size:22px;font-weight:700}.mission-card p{font-size:15px;line-height:1.75;color:var(--text-2);font-weight:400}

/* People */
.people-section{padding:100px 0;background:var(--light);border-top:1px solid var(--border-2)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:30px;margin-bottom:38px}.section-head p{max-width:520px;color:var(--text-3);font-size:14px;line-height:1.75}.people-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px}.person-card{background:var(--white);border:1.5px solid var(--border);border-radius:14px;overflow:hidden;transition:.25s;min-width:0}.person-card:hover{transform:translateY(-5px);box-shadow:0 16px 38px rgba(30,42,58,.12);border-color:var(--gold)}.person-photo{aspect-ratio:1/1;background:var(--eg-pale);overflow:hidden}.person-photo img{width:100%;height:100%;object-fit:cover;display:block}.person-copy{padding:16px 15px 18px}.person-name{font-family:var(--serif);font-size:20px;font-weight:700;line-height:1.1;color:var(--text)}.person-role{font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--gold-dark);font-weight:700;margin-top:7px;min-height:14px}
.ec-section{padding-top:78px}.ec-grid{grid-template-columns:repeat(4,1fr)}

/* Founders */
#founders{padding:100px 0;background:var(--white)}.founder-shell{margin-top:38px;background:var(--eg-dark);border-radius:20px;padding:38px;position:relative;overflow:hidden}.founder-shell::after{content:'কল্লোল';position:absolute;right:-15px;bottom:-50px;font-family:var(--bengali);font-size:180px;font-weight:700;color:rgba(255,255,255,.025)}.founder-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;position:relative;z-index:1}.founder-name{padding:12px 14px;border-radius:9px;background:rgba(255,255,255,.055);border:1px solid rgba(255,255,255,.07);color:rgba(255,255,255,.78);font-family:var(--serif);font-size:17px}

/* Presidents table */
#presidents{padding:100px 0;background:var(--off-white);border-top:1px solid var(--border-2)}.table-wrap{margin-top:38px;border:1.5px solid var(--border);border-radius:16px;overflow:auto;background:var(--white);box-shadow:0 18px 52px rgba(30,42,58,.07)}table{width:100%;border-collapse:collapse;min-width:900px}thead th{position:sticky;top:0;background:var(--eg);color:#fff;text-align:left;padding:15px 18px;font-size:11px;text-transform:uppercase;letter-spacing:.08em}tbody td{padding:14px 18px;border-bottom:1px solid var(--border-2);font-size:13px;color:var(--text-2);vertical-align:top;line-height:1.5}tbody tr:nth-child(even){background:var(--eg-lighter)}tbody tr:hover{background:var(--gold-pale)}tbody td:first-child{font-weight:700;color:var(--eg);white-space:nowrap}

/* History */
#history{padding:100px 0;background:var(--eg-dark);position:relative;overflow:hidden}.history-watermark{position:absolute;right:-40px;top:30px;font-family:var(--bengali);font-size:260px;color:rgba(255,255,255,.02);font-weight:700}.history-head{position:relative;z-index:1}.history-head .eyebrow{color:var(--gold-bright)}.history-head .eyebrow::before{background:var(--gold-bright)}.history-head .sh2{color:#fff}.history-head .sh2 em{color:var(--gold-bright)}.timeline{margin-top:48px;position:relative;z-index:1}.tl-item{display:grid;grid-template-columns:110px 24px 1fr;gap:20px;padding-bottom:34px}.tl-year{font-family:var(--serif);font-size:28px;font-weight:700;color:var(--gold-bright);text-align:right}.tl-axis{position:relative}.tl-axis::before{content:'';position:absolute;left:11px;top:14px;bottom:-34px;width:1px;background:rgba(255,255,255,.10)}.tl-item:last-child .tl-axis::before{display:none}.tl-dot{width:23px;height:23px;border-radius:50%;border:2px solid rgba(255,255,255,.20);display:flex;align-items:center;justify-content:center;background:var(--eg-dark)}.tl-dot::after{content:'';width:9px;height:9px;border-radius:50%;background:var(--gold)}.tl-copy{font-size:14px;line-height:1.85;color:rgba(255,255,255,.60);padding-top:1px}.tl-copy strong{color:#fff;font-weight:600}

/* Location */
#location{padding:86px 0;background:var(--white)}.location-card{display:flex;align-items:center;justify-content:space-between;gap:30px;border:1.5px solid var(--border);background:var(--gold-pale);border-radius:16px;padding:30px 34px}.location-title{font-family:var(--serif);font-size:30px;font-weight:700}.location-copy{font-size:14px;color:var(--text-2);margin-top:4px}.location-link{display:inline-flex;align-items:center;gap:8px;background:var(--eg);color:#fff;text-decoration:none;padding:12px 22px;border-radius:8px;font-size:13px;font-weight:700;white-space:nowrap}

footer{background:var(--eg-dark);padding:0 0 32px}.footer-stripe{height:3px;background:linear-gradient(90deg,var(--eg-dark),var(--eg-mid),var(--gold-bright),var(--gold),var(--eg-mid),var(--eg-dark));margin-bottom:56px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:48px;margin-bottom:42px}.footer-logo{display:flex;align-items:center;gap:12px}.footer-logo-img{width:44px;height:44px;border-radius:50%;overflow:hidden;border:2px solid rgba(255,255,255,.14)}.footer-logo-img img{width:100%;height:100%;object-fit:cover}.footer-brandname{font-family:var(--serif);font-size:20px;font-weight:700;color:#fff}.footer-est{font-size:10px;letter-spacing:.16em;text-transform:uppercase;color:rgba(255,255,255,.28)}.footer-tagline{font-size:13px;font-weight:300;color:rgba(255,255,255,.42);line-height:1.8;max-width:310px;margin-top:14px}.footer-col-title{font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:rgba(255,255,255,.26);margin-bottom:18px}.footer-link{display:block;margin-bottom:11px;font-size:13px;color:rgba(255,255,255,.52);text-decoration:none}.footer-link:hover{color:var(--gold-bright)}.footer-bottom{border-top:1px solid rgba(255,255,255,.07);padding-top:24px;display:flex;justify-content:space-between;align-items:center;color:rgba(255,255,255,.24);font-size:12px}

.reveal{opacity:0;transform:translateY(28px);transition:opacity .7s ease,transform .7s ease}.reveal.visible{opacity:1;transform:translateY(0)}

@media(max-width:1080px){nav{padding:0 28px}.nav-links{display:none;position:absolute;top:84px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);padding:16px 24px;flex-direction:column;align-items:stretch;box-shadow:0 14px 30px rgba(30,42,58,.12)}.nav-links.open{display:flex}.nav-link,.nav-cta{margin:0;text-align:center}.menu-btn{display:block}.people-grid{grid-template-columns:repeat(3,1fr)}.ec-grid{grid-template-columns:repeat(3,1fr)}.mission-grid{grid-template-columns:1fr;gap:34px}.founder-grid{grid-template-columns:repeat(3,1fr)}}

.history-diagram-wrap{margin:50px auto 0;position:relative;z-index:1;max-width:900px;background:#fff;border:1px solid rgba(255,255,255,.16);border-radius:18px;padding:22px;box-shadow:0 22px 60px rgba(0,0,0,.24)}
.history-diagram-wrap img{display:block;width:100%;height:auto;border-radius:10px;object-fit:contain}
.history-diagram-caption{font-family:var(--serif);font-size:17px;font-style:italic;color:rgba(255,255,255,.62);text-align:center;margin-top:16px;letter-spacing:.01em}

@media(max-width:700px){.container{padding:0 22px}.announce-bar{font-size:10px;padding:8px 12px}nav{height:72px;padding:0 18px}.nav-logo{width:44px;height:44px}.nav-name{font-size:17px}.nav-est{font-size:8px}.nav-links{top:72px}.page-intro{padding:44px 0 28px}#mission,.people-section,#founders,#presidents,#history{padding:72px 0}.people-grid,.ec-grid{grid-template-columns:repeat(2,1fr)}.founder-grid{grid-template-columns:repeat(2,1fr)}.founder-shell{padding:24px}.section-head{display:block}.section-head p{margin-top:12px}.tl-item{grid-template-columns:62px 20px 1fr;gap:12px}.tl-year{font-size:20px}.tl-axis::before{left:9px}.tl-dot{width:19px;height:19px}.location-card{display:block}.location-link{margin-top:20px}.footer-grid{grid-template-columns:1fr}.footer-bottom{display:block;line-height:1.8}}