/* Layout: navy portrait hero (text left, portrait right, gold base line like the brand banners),
   then light content bands; each business keeps its own logo colours inside a neutral tile. */
:root {
  --navy: #0B2E6D;
  --navy-deep: #071F4C;
  --gold: #F5B800;
  --gold-ink: #7A5A00;
  --ink: #0B1733;
  --muted: #5B6472;
  --paper: #FFFFFF;
  --mist: #F5F7FA;
  --line: #DDE3EC;
  --on-navy: #FFFFFF;
  --on-navy-muted: #C4D0E6;

  --f-display: "Poppins", "Noto Sans Bengali", system-ui, sans-serif;
  --f-body: "Noto Sans Bengali", "Poppins", system-ui, sans-serif;
  --f-bn: "Noto Sans Bengali", "Hind Siliguri", "Nirmala UI", "Vrinda", sans-serif;

  --step--1: 0.875rem;
  --step-0: 1.0625rem;
  --step-1: 1.25rem;
  --step-2: 1.6rem;
  --step-3: clamp(1.9rem, 3.2vw, 2.5rem);
  --step-4: clamp(2.5rem, 6vw, 4.4rem);

  --wrap: 1180px;
  --radius: 14px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--f-body);
  font-size: var(--step-0);
  line-height: 1.7;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 4px; }

/* bilingual switch */
html[data-lang="en"] .bn { display: none !important; }
html:not([data-lang="en"]) .en { display: none !important; }

.wrap {
  max-width: var(--wrap);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) { .wrap { padding-left: max(32px, env(safe-area-inset-left, 0px)); padding-right: max(32px, env(safe-area-inset-right, 0px)); } }

.skip { position: absolute; left: -999px; top: 8px; background: var(--gold); color: var(--navy); padding: 8px 14px; z-index: 50; font-weight: 600; }
.skip:focus { left: 16px; }

/* ---------- header ---------- */
body::before { content: ""; position: fixed; inset: 0 0 auto; height: env(safe-area-inset-top, 0px); z-index: 10; background: var(--navy-deep); }
.site-header {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 20;
  background: var(--navy-deep);
  color: var(--on-navy);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.site-header .wrap { display: flex; align-items: center; gap: 24px; min-height: 68px; }
.wordmark {
  font-family: var(--f-display); font-weight: 800; font-size: 1.2rem; letter-spacing: .06em;
  text-decoration: none; color: var(--on-navy); white-space: nowrap;
}
.wordmark span { color: var(--gold); }
.nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.nav a {
  text-decoration: none; color: var(--on-navy-muted); font-size: .98rem; padding: 8px 12px; border-radius: 8px;
}
.nav a:hover { color: var(--on-navy); background: rgba(255,255,255,.06); }
.lang {
  display: inline-flex; border: 1px solid rgba(255,255,255,.22); border-radius: 999px; padding: 3px; gap: 2px; flex-shrink: 0;
}
.lang button {
  font: 600 .85rem/1 var(--f-body); color: var(--on-navy-muted); background: transparent; border: 0;
  padding: 7px 12px; border-radius: 999px; cursor: pointer;
}
.lang button[aria-pressed="true"] { background: var(--gold); color: var(--navy-deep); }
.menu-btn { display: none; margin-left: auto; background: transparent; border: 1px solid rgba(255,255,255,.22); color: var(--on-navy); border-radius: 8px; padding: 8px 12px; font: 600 .9rem var(--f-body); cursor: pointer; }
@media (max-width: 900px) {
  .menu-btn { display: inline-block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--navy-deep); flex-direction: column; align-items: stretch; padding: 8px max(16px, env(safe-area-inset-left, 0px)) 16px; border-bottom: 1px solid rgba(255,255,255,.1); }
  .nav.open { display: flex; }
  .nav a { padding: 12px; font-size: 1.05rem; }
  .site-header .wrap { gap: 12px; }
}

/* ---------- hero ---------- */
.hero {
  background: var(--navy);
  color: var(--on-navy);
  position: relative;
  overflow: hidden;
  border-bottom: 6px solid var(--gold);
}
.hero .wrap {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); align-items: end; gap: 32px;
  padding-block: 0;
}
.hero-text { padding-block: 88px 96px; min-width: 0; }
.eyebrow {
  font-family: var(--f-display); font-weight: 600; font-size: .82rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--gold); margin: 0 0 14px;
}
.hero h1 {
  font-family: var(--f-display); font-weight: 800; font-size: var(--step-4); line-height: 1.02; letter-spacing: -.01em;
  margin: 0; text-wrap: balance;
}
.rule { width: 88px; height: 6px; background: var(--gold); margin: 22px 0 22px; border: 0; }
.tagline { font-family: var(--f-display); font-weight: 500; font-size: var(--step-1); margin: 0 0 18px; line-height: 1.4; }
.hero .lede { color: var(--on-navy-muted); max-width: 54ch; margin: 0 0 30px; font-size: 1.08rem; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px; text-decoration: none; font: 600 1rem/1 var(--f-body);
  padding: 15px 22px; border-radius: 10px; border: 2px solid transparent; cursor: pointer;
}
.btn-gold { background: var(--gold); color: var(--navy-deep); }
.btn-gold:hover { background: #FFC81F; }
.btn-ghost { border-color: rgba(255,255,255,.35); color: var(--on-navy); }
.btn-ghost:hover { border-color: var(--on-navy); }
.hero-photo { align-self: stretch; position: relative; min-width: 0; display: flex; align-items: flex-end; justify-content: center; }
.hero-photo img {
  width: 100%; max-width: 560px; aspect-ratio: 1 / 1; object-fit: cover; object-position: 50% 20%;
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 24%);
  mask-image: linear-gradient(to right, transparent 0%, #000 24%);
}
.facts { background: var(--navy-deep); color: var(--on-navy); }
.facts .wrap { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); padding-block: 0; }
.fact { padding: 22px 20px 22px 0; border-right: 1px solid rgba(255,255,255,.1); min-width: 0; }
.fact + .fact { padding-left: 24px; }
.fact:last-child { border-right: 0; }
.fact b { display: block; font-family: var(--f-display); font-weight: 700; font-size: 1.35rem; color: var(--gold); line-height: 1.3; font-variant-numeric: tabular-nums; }
.fact span { color: var(--on-navy-muted); font-size: .95rem; }

@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 0; }
  .hero-text { padding-block: 44px 8px; order: 2; }
  .hero-photo { order: 1; padding-top: 24px; }
  .hero-photo img { max-width: 380px; -webkit-mask-image: linear-gradient(to top, transparent 0%, #000 30%); mask-image: linear-gradient(to top, transparent 0%, #000 30%); }
  .hero-text { padding-bottom: 48px; }
  .cta-row .btn { flex: 1 1 200px; justify-content: center; }
  .facts .wrap { grid-template-columns: 1fr; }
  .fact, .fact + .fact { padding: 16px 0; border-right: 0; border-bottom: 1px solid rgba(255,255,255,.1); }
  .fact:last-child { border-bottom: 0; }
}

/* ---------- sections ---------- */
section { scroll-margin-top: 80px; }
.band { padding-block: 96px; }
.band.mist { background: var(--mist); }
@media (max-width: 720px) { .band { padding-block: 64px; } }
.sec-head { max-width: 760px; margin-bottom: 48px; }
.kicker { font-family: var(--f-display); font-weight: 600; font-size: .8rem; letter-spacing: .16em; text-transform: uppercase; color: var(--gold-ink); margin: 0 0 10px; display: flex; align-items: center; gap: 10px; }
.kicker::before { content: ""; width: 28px; height: 3px; background: var(--gold); }
h2 { font-family: var(--f-display); font-weight: 700; font-size: var(--step-3); line-height: 1.2; color: var(--navy); margin: 0 0 14px; text-wrap: balance; }
h3 { font-family: var(--f-display); font-weight: 700; font-size: var(--step-1); line-height: 1.3; color: var(--ink); margin: 0 0 6px; }
.sec-head p { color: var(--muted); margin: 0; }

/* about */
.about-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 56px; align-items: start; }
.about-photo { position: relative; }
.about-photo img { border-radius: var(--radius); width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: 50% 25%; }
.about-photo::after { content: ""; position: absolute; left: -10px; bottom: -10px; width: 45%; height: 45%; border-left: 6px solid var(--gold); border-bottom: 6px solid var(--gold); border-radius: 0 0 0 var(--radius); z-index: -1; }
.about-body { min-width: 0; }
.about-body > p { margin: 0 0 16px; max-width: 64ch; }
.strengths { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 16px; margin: 32px 0 40px; }
.strength { border-top: 3px solid var(--navy); padding-top: 14px; }
.strength h3 { font-size: 1.05rem; }
.strength p { margin: 0; color: var(--muted); font-size: .97rem; line-height: 1.6; }
.edu h3 { margin-bottom: 14px; }
.edu ol { list-style: none; margin: 0; padding: 0; border-left: 2px solid var(--line); }
.edu li { position: relative; padding: 0 0 18px 24px; }
.edu li::before { content: ""; position: absolute; left: -7px; top: 8px; width: 12px; height: 12px; border-radius: 50%; background: var(--paper); border: 3px solid var(--navy); }
.edu li:last-child { padding-bottom: 0; }
.edu li.now::before { border-color: var(--gold); background: var(--gold); }
.edu .yr { font-family: var(--f-display); font-weight: 600; color: var(--navy); font-variant-numeric: tabular-nums; margin-right: 10px; }
.edu .where { color: var(--muted); }
@media (max-width: 900px) {
  .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-photo { max-width: 420px; }
  .strengths { grid-template-columns: 1fr; }
}

/* businesses */
.biz-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.biz {
  background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  display: flex; flex-direction: column; overflow: hidden; min-width: 0;
}
.biz-logo { background: var(--tile, #fff); border-bottom: 1px solid var(--line); display: grid; place-items: center; padding: 28px; height: 200px; }
.biz-logo img { max-height: 144px; width: auto; max-width: 100%; object-fit: contain; }
.biz-body { padding: 24px 24px 26px; display: flex; flex-direction: column; gap: 10px; flex: 1; }
.role { font-family: var(--f-display); font-size: .78rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--gold-ink); }
.biz h3 { font-size: 1.45rem; color: var(--navy); margin: 0; letter-spacing: .01em; }
.cat { color: var(--muted); font-size: .95rem; margin: 0; }
.biz p.desc { margin: 0; font-size: 1rem; line-height: 1.65; }
.quote-line { font-weight: 600; color: var(--navy); margin: 0; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; margin: 4px 0 0; padding: 0; list-style: none; }
.tags li { font-size: .82rem; background: var(--mist); border: 1px solid var(--line); border-radius: 999px; padding: 3px 10px; }
.biz-foot { margin-top: auto; padding-top: 14px; border-top: 1px dashed var(--line); font-size: .92rem; color: var(--muted); display: flex; align-items: center; gap: 8px; }
.biz-foot .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--gold); flex-shrink: 0; }
.ventures {
  margin-top: 24px; border: 1px dashed #B9C3D3; border-radius: var(--radius); padding: 24px 28px;
  display: flex; gap: 20px; align-items: center; justify-content: space-between; flex-wrap: wrap; background: var(--paper);
}
.ventures h3 { margin: 0 0 4px; color: var(--navy); }
.ventures p { margin: 0; color: var(--muted); max-width: 70ch; }
@media (max-width: 980px) { .biz-grid { grid-template-columns: 1fr; max-width: 560px; } }

/* leadership */
.lead-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 0 48px; }
.lead-list li { padding: 22px 0; border-bottom: 1px solid var(--line); display: grid; grid-template-columns: 44px minmax(0,1fr); gap: 16px; align-items: start; }
.lead-list .ic { width: 44px; height: 44px; border-radius: 10px; background: var(--navy); display: grid; place-items: center; }
.lead-list .ic svg { width: 22px; height: 22px; stroke: var(--gold); fill: none; stroke-width: 1.8; }
.lead-list h3 { font-size: 1.05rem; margin: 0 0 2px; }
.lead-list p { margin: 0; color: var(--muted); font-size: .97rem; line-height: 1.55; }
@media (max-width: 760px) { .lead-list { grid-template-columns: 1fr; } }

/* vision */
.vision { background: var(--navy); color: var(--on-navy); }
.vision h2 { color: var(--on-navy); }
.vision .kicker { color: var(--gold); }
.vision-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 56px; align-items: start; }
.mission { font-family: var(--f-body); font-size: clamp(1.35rem, 2.4vw, 1.8rem); line-height: 1.55; font-weight: 500; margin: 0 0 28px; border-left: 6px solid var(--gold); padding-left: 24px; }
.vision-grid p.sub { color: var(--on-navy-muted); margin: 0 0 14px; max-width: 60ch; }
.philo { display: inline-flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-top: 12px; font-family: var(--f-display); font-weight: 600; }
.philo span { background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); border-radius: 8px; padding: 8px 14px; }
.philo .arrow { background: none; border: 0; color: var(--gold); padding: 0; font-size: 1.3rem; }
.goal { border: 1px solid rgba(255,255,255,.18); border-radius: var(--radius); padding: 28px; background: var(--navy-deep); }
.goal .lbl { font-family: var(--f-display); font-size: .78rem; letter-spacing: .14em; text-transform: uppercase; color: var(--gold); font-weight: 600; }
.goal .num { font-family: var(--f-display); font-weight: 800; font-size: clamp(2.6rem, 5vw, 3.6rem); line-height: 1.1; margin: 8px 0 4px; font-variant-numeric: tabular-nums; }
.goal p { margin: 0; color: var(--on-navy-muted); }
.goal .year { display: inline-block; margin-top: 16px; border-top: 3px solid var(--gold); padding-top: 8px; font-family: var(--f-display); font-weight: 700; }
@media (max-width: 900px) { .vision-grid { grid-template-columns: 1fr; gap: 36px; } }

/* connect + contact */
.connect-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 56px; align-items: start; }
.links { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.link-card { display: flex; align-items: center; gap: 14px; padding: 16px 18px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; background: var(--paper); }
.link-card:hover { border-color: var(--navy); }
.link-card .ic { width: 40px; height: 40px; border-radius: 10px; background: var(--navy); display: grid; place-items: center; flex-shrink: 0; }
.link-card .ic svg { width: 20px; height: 20px; fill: var(--on-navy); }
.link-card b { display: block; font-family: var(--f-display); font-weight: 600; color: var(--ink); font-size: 1rem; }
.link-card small { color: var(--muted); font-size: .9rem; overflow-wrap: anywhere; }
.link-card.pending { border-style: dashed; color: var(--muted); }
.link-card.pending .ic { background: var(--mist); border: 1px solid var(--line); }
.link-card.pending .ic svg { fill: var(--muted); }
form.contact { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; display: grid; gap: 16px; }
.field { display: grid; gap: 6px; }
.field label { font-weight: 600; font-size: .95rem; }
.field input, .field textarea {
  font: inherit; font-size: 1rem; color: var(--ink); background: var(--paper); border: 1px solid #C6CFDC; border-radius: 10px; padding: 12px 14px; width: 100%;
}
.field input:focus, .field textarea:focus { outline: 2px solid var(--navy); outline-offset: 0; border-color: var(--navy); }
.field textarea { min-height: 130px; resize: vertical; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.hp { position: absolute; left: -5000px; }
.form-note { font-size: .92rem; color: var(--muted); margin: 0; }
.form-status { margin: 0; font-weight: 600; }
.form-status.ok { color: #1D6B3A; }
.form-status.err { color: #A3261B; }
.contact .btn-gold { justify-self: start; }
@media (max-width: 900px) { .connect-grid { grid-template-columns: 1fr; gap: 40px; } }
@media (max-width: 520px) { .row2 { grid-template-columns: 1fr; } form.contact { padding: 20px; } }

/* footer */
.site-footer { background: var(--navy-deep); color: var(--on-navy-muted); padding-block: 40px; border-top: 6px solid var(--gold); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 16px 32px; align-items: center; justify-content: space-between; }
.site-footer .wordmark { font-size: 1.05rem; }
.site-footer p { margin: 0; font-size: .92rem; }

/* ---------- shared page pieces (multi-page) ---------- */
.nav a[aria-current="page"] { color: var(--on-navy); box-shadow: inset 0 -2px 0 var(--gold); border-radius: 0; }
@media (max-width: 1120px) {
  .menu-btn { display: inline-block; }
  .nav { display: none; position: absolute; left: 0; right: 0; top: 100%; background: var(--navy-deep); flex-direction: column; align-items: stretch; padding: 8px max(16px, env(safe-area-inset-left, 0px)) 16px; border-bottom: 1px solid rgba(255,255,255,.1); }
  .nav.open { display: flex; }
  .nav a { padding: 12px; font-size: 1.05rem; }
  .nav a[aria-current="page"] { box-shadow: inset 3px 0 0 var(--gold); }
  .site-header .wrap { gap: 12px; }
}

.page-head { background: var(--navy); color: var(--on-navy); border-bottom: 6px solid var(--gold); }
.page-head .wrap { padding-block: 64px 56px; }
.page-head .eyebrow { margin-bottom: 10px; }
.page-head h1 { font-family: var(--f-display); font-weight: 800; font-size: clamp(2rem, 4.6vw, 3.2rem); line-height: 1.12; margin: 0 0 12px; text-wrap: balance; }
.page-head p.lead { color: var(--on-navy-muted); margin: 0; max-width: 62ch; font-size: 1.08rem; }
.crumbs { font-size: .9rem; color: var(--on-navy-muted); margin: 0 0 18px; display: flex; flex-wrap: wrap; gap: 6px; }
.crumbs a { color: var(--on-navy-muted); text-decoration: none; border-bottom: 1px solid rgba(255,255,255,.25); }
.crumbs a:hover { color: var(--on-navy); }

.more-link { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--navy); text-decoration: none; border-bottom: 2px solid var(--gold); padding-bottom: 2px; }
.more-link:hover { color: var(--ink); }
.sec-row { display: flex; align-items: end; justify-content: space-between; gap: 16px 32px; flex-wrap: wrap; margin-bottom: 40px; }
.sec-row .sec-head { margin-bottom: 0; }

/* business card links */
.biz-actions { margin-top: auto; padding-top: 16px; border-top: 1px dashed var(--line); display: flex; flex-wrap: wrap; gap: 10px 16px; align-items: center; }
.biz-actions .more-link { font-size: .98rem; }
.ext { font-size: .92rem; color: var(--muted); text-decoration: none; border-bottom: 1px solid var(--line); }
.ext:hover { color: var(--navy); border-color: var(--navy); }
.biz h3 a { text-decoration: none; }
.biz h3 a:hover { text-decoration: underline; text-decoration-color: var(--gold); text-underline-offset: 4px; }

/* business detail */
.bd-head .wrap { display: grid; grid-template-columns: 200px minmax(0,1fr); gap: 36px; align-items: center; }
.bd-logo { width: 200px; height: 200px; border-radius: var(--radius); background: var(--tile, #fff); display: grid; place-items: center; padding: 20px; border: 1px solid rgba(255,255,255,.2); }
.bd-logo img { max-height: 100%; width: auto; object-fit: contain; }
.bd-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: 56px; align-items: start; }
.bd-grid .prose p { margin: 0 0 16px; max-width: 64ch; }
.svc { list-style: none; margin: 8px 0 0; padding: 0; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px 24px; }
.svc li { position: relative; padding-left: 22px; }
.svc li::before { content: ""; position: absolute; left: 0; top: .68em; width: 10px; height: 10px; background: var(--gold); border-radius: 2px; transform: rotate(45deg); }
.side-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 24px; background: var(--paper); display: grid; gap: 18px; }
.side-card h3 { font-size: 1rem; margin: 0 0 4px; color: var(--navy); }
.side-card p { margin: 0; color: var(--muted); font-size: .97rem; line-height: 1.6; }
.btn-line { display: flex; align-items: center; gap: 10px; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line); text-decoration: none; font-weight: 600; color: var(--ink); }
.btn-line:hover { border-color: var(--navy); }
.btn-line svg { width: 18px; height: 18px; fill: var(--navy); flex-shrink: 0; }
.btn-line.pending { border-style: dashed; color: var(--muted); font-weight: 500; }
.btn-line.pending svg { fill: var(--muted); }
.stack { display: grid; gap: 10px; }
.notice { border-left: 4px solid var(--gold); background: var(--mist); padding: 14px 18px; border-radius: 0 10px 10px 0; color: var(--ink); font-size: .97rem; }
.siblings { display: flex; flex-wrap: wrap; gap: 12px; }
.sib { display: flex; align-items: center; gap: 12px; padding: 10px 16px 10px 10px; border: 1px solid var(--line); border-radius: 12px; text-decoration: none; background: var(--paper); }
.sib:hover { border-color: var(--navy); }
.sib span.t { width: 44px; height: 44px; border-radius: 8px; background: var(--tile, #fff); display: grid; place-items: center; border: 1px solid var(--line); overflow: hidden; }
.sib img { max-width: 36px; max-height: 36px; }
.sib b { font-family: var(--f-display); color: var(--navy); }
@media (max-width: 860px) {
  .bd-head .wrap { grid-template-columns: 1fr; gap: 24px; }
  .bd-logo { width: 140px; height: 140px; }
  .bd-grid { grid-template-columns: 1fr; gap: 36px; }
  .svc { grid-template-columns: 1fr; }
}

/* activities */
.areas { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.area { border-top: 3px solid var(--navy); padding-top: 16px; }
.area p { margin: 0; color: var(--muted); }
.empty {
  border: 1px dashed #B9C3D3; border-radius: var(--radius); padding: 32px; text-align: center; color: var(--muted); background: var(--paper);
}
.empty b { display: block; color: var(--ink); font-family: var(--f-display); font-size: 1.1rem; margin-bottom: 6px; }
@media (max-width: 860px) { .areas { grid-template-columns: 1fr; } }

/* gallery */
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.chip { font: 600 .92rem/1 var(--f-body); padding: 10px 16px; border-radius: 999px; border: 1px solid var(--line); background: var(--paper); color: var(--ink); cursor: pointer; }
.chip[aria-pressed="true"] { background: var(--navy); color: var(--on-navy); border-color: var(--navy); }
.chip .n { opacity: .6; font-variant-numeric: tabular-nums; margin-left: 4px; }
.g-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 16px; }
.g-item { margin: 0; }
.g-item button { display: block; width: 100%; padding: 0; border: 0; background: var(--mist); border-radius: 12px; overflow: hidden; cursor: zoom-in; aspect-ratio: 1 / 1; }
.g-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.g-item button:hover img { transform: scale(1.03); }
@media (prefers-reduced-motion: reduce) { .g-item img { transition: none; } }
.g-item figcaption { font-size: .9rem; color: var(--muted); padding-top: 8px; }
dialog.lightbox { border: 0; padding: 0; background: transparent; max-width: min(1100px, 94vw); max-height: 92vh; }
dialog.lightbox::backdrop { background: rgba(4, 14, 36, .88); }
dialog.lightbox img { max-height: 82vh; width: auto; margin: 0 auto; border-radius: 8px; }
dialog.lightbox p { color: #fff; text-align: center; margin: 10px 0 0; }
dialog.lightbox .close { position: absolute; top: 8px; right: 8px; background: var(--gold); color: var(--navy-deep); border: 0; border-radius: 999px; width: 40px; height: 40px; font-size: 1.3rem; cursor: pointer; }

/* articles */
.a-list { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }
.a-card { border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; background: var(--paper); display: flex; flex-direction: column; gap: 10px; }
.a-meta { font-size: .85rem; color: var(--muted); display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.a-meta .cat { color: var(--gold-ink); font-weight: 600; text-transform: uppercase; letter-spacing: .08em; font-size: .78rem; }
.a-card h3 { font-size: 1.25rem; margin: 0; }
.a-card h3 a { text-decoration: none; color: var(--navy); }
.a-card h3 a:hover { text-decoration: underline; text-decoration-color: var(--gold); text-underline-offset: 4px; }
.a-card p { margin: 0; color: var(--muted); }
.a-card .more-link { margin-top: auto; align-self: flex-start; }
.topics { display: flex; flex-wrap: wrap; gap: 8px; list-style: none; padding: 0; margin: 0 0 36px; }
.topics li { font-size: .88rem; border: 1px solid var(--line); border-radius: 999px; padding: 5px 12px; color: var(--muted); background: var(--paper); }
.article { max-width: 720px; }
.article p { margin: 0 0 18px; font-size: 1.12rem; line-height: 1.85; }
.article h2 { font-size: 1.45rem; margin: 32px 0 12px; }
.article blockquote { margin: 28px 0; padding: 18px 22px; border-left: 6px solid var(--gold); background: var(--mist); font-family: var(--f-display); font-weight: 600; font-size: 1.2rem; color: var(--navy); }
.sig { margin-top: 32px; padding-top: 18px; border-top: 1px solid var(--line); font-family: var(--f-display); font-weight: 600; color: var(--navy); }

/* roadmap */
.road { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 0; position: relative; }
.road li { padding: 28px 20px 0 0; position: relative; border-top: 3px solid rgba(255,255,255,.18); }
.road li::before { content: ""; position: absolute; top: -10px; left: 0; width: 16px; height: 16px; border-radius: 50%; background: var(--navy); border: 3px solid var(--gold); }
.road li.done { border-top-color: var(--gold); }
.road li.done::before { background: var(--gold); }
.road li.goal::before { width: 22px; height: 22px; top: -13px; background: var(--gold); box-shadow: 0 0 0 5px rgba(245,184,0,.25); }
.road .when { font-family: var(--f-display); font-weight: 700; color: var(--gold); font-size: 1.1rem; display: block; margin-bottom: 4px; font-variant-numeric: tabular-nums; }
.road p { margin: 0; color: var(--on-navy-muted); font-size: .98rem; line-height: 1.55; }
@media (max-width: 860px) {
  .road { grid-template-columns: 1fr; gap: 0; border-left: 3px solid rgba(255,255,255,.18); margin-left: 8px; }
  .road li { border-top: 0; padding: 0 0 26px 26px; }
  .road li::before { left: -10px; top: 4px; }
  .road li.goal::before { left: -13px; top: 2px; }
}

/* links page */
.link-groups { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 40px 48px; }
.link-groups h2 { font-size: 1.3rem; margin-bottom: 16px; }
@media (max-width: 860px) { .link-groups { grid-template-columns: 1fr; } }

/* contact info */
.info-list { list-style: none; margin: 0 0 8px; padding: 0; display: grid; gap: 14px; }
.info-list li { display: grid; gap: 2px; }
.info-list b { font-family: var(--f-display); color: var(--navy); font-size: .95rem; }
.info-list span { color: var(--muted); font-size: .97rem; }

/* home: article teaser + cta band */
.cta-band { background: var(--navy-deep); color: var(--on-navy); }
.cta-band .wrap { padding-block: 56px; display: flex; flex-wrap: wrap; gap: 20px 40px; align-items: center; justify-content: space-between; }
.cta-band h2 { color: var(--on-navy); margin: 0; }
.cta-band p { color: var(--on-navy-muted); margin: 6px 0 0; }
.vision .more-link { color: var(--on-navy); }

/* ---------- Bengali readability ----------
   Letter-spacing and uppercase break Bengali conjuncts, and small sizes blur its matras.
   Every Bengali span gets the Bengali face, normal tracking and a size bump where labels are small. */
.bn, [lang="bn"] { font-family: var(--f-bn); letter-spacing: 0 !important; text-transform: none !important; }
html[data-lang="bn"] body { font-size: 1.1rem; line-height: 1.85; }
html[data-lang="bn"] h1, html[data-lang="bn"] h2, html[data-lang="bn"] h3 { line-height: 1.4; }
html[data-lang="bn"] .hero h1 { line-height: 1.05; }
.eyebrow .bn, .kicker .bn, .role .bn, .a-meta .cat .bn, .goal .lbl .bn, .page-head .eyebrow .bn { font-size: 1.22em; font-weight: 600; }
.biz .cat .bn, .lead-list p .bn, .strength p .bn, .side-card p .bn, .info-list span .bn, .link-card small .bn, .fact span .bn, .g-item figcaption .bn { font-size: 1.05rem; }
html[data-lang="bn"] .hero .lede, html[data-lang="bn"] .page-head p.lead { font-size: 1.15rem; line-height: 1.85; }
html[data-lang="bn"] .nav a, html[data-lang="bn"] .btn, html[data-lang="bn"] .chip { font-size: 1.02rem; }
html[data-lang="bn"] .crumbs { font-size: .98rem; }
html[data-lang="bn"] .lead-list h3, html[data-lang="bn"] .strength h3 { font-size: 1.12rem; }
html[data-lang="bn"] .tagline { line-height: 1.6; }
html[data-lang="bn"] .road p, html[data-lang="bn"] .area p { font-size: 1.05rem; }
.article p { font-family: var(--f-bn); font-size: 1.18rem; line-height: 1.95; }

/* Bengali: darker secondary text, medium weight for small lines, clear digits */
:root { --muted-bn: #3F4857; }
html[data-lang="bn"] .bn { font-weight: 500; }
html[data-lang="bn"] h1 .bn, html[data-lang="bn"] h2 .bn, html[data-lang="bn"] h3 .bn, html[data-lang="bn"] b .bn, html[data-lang="bn"] .btn .bn, html[data-lang="bn"] .quote-line .bn { font-weight: 700; }
html[data-lang="bn"] .cat, html[data-lang="bn"] .sec-head p, html[data-lang="bn"] .strength p, html[data-lang="bn"] .lead-list p,
html[data-lang="bn"] .info-list span, html[data-lang="bn"] .side-card p, html[data-lang="bn"] .a-card p, html[data-lang="bn"] .area p,
html[data-lang="bn"] .link-card small, html[data-lang="bn"] .edu .where, html[data-lang="bn"] .a-meta { color: var(--muted-bn); }
.info-list span, .side-card p { font-size: 1.05rem; line-height: 1.75; }
.bn { font-feature-settings: "kern" 1; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }

/* Bengali everywhere: text shown in both languages, article headings, small labels */
.bnt { font-family: var(--f-bn); letter-spacing: 0 !important; text-transform: none !important; font-weight: 500; }
b .bnt, h1 .bnt, h2 .bnt, h3 .bnt { font-weight: 700; }
.article h2, .article h3, .article blockquote { font-family: var(--f-bn); }
.article p { font-weight: 500; color: #1B2436; }
html[data-lang="bn"] .page-head p.lead .bnt, html[data-lang="bn"] .page-head p.lead .bn { font-weight: 500; }
.lang button[lang="bn"] { font-family: var(--f-bn); font-size: .98rem; padding: 6px 12px; }
html[data-lang="bn"] .a-meta, html[data-lang="bn"] .a-meta time .bn { font-size: 1rem; }
html[data-lang="bn"] .topics li { font-size: 1rem; }
html[data-lang="bn"] .site-footer p { font-size: 1rem; }
html[data-lang="bn"] .sib small, html[data-lang="bn"] .sib small .bn { font-size: 1rem; }
html[data-lang="bn"] .biz-actions .more-link, html[data-lang="bn"] .ext { font-size: 1rem; }

/* organisation logos */
.lead-list li { grid-template-columns: 64px minmax(0,1fr); align-items: center; }
.lead-list .ic.logo { width: 64px; height: 64px; border-radius: 12px; background: #fff; border: 1px solid var(--line); padding: 6px; }
.lead-list .ic.logo img { width: 100%; height: 100%; object-fit: contain; }
.edu li { display: flex; flex-wrap: wrap; align-items: center; gap: 4px 10px; }
.edu .edu-logo { width: 34px; height: 34px; object-fit: contain; background: #fff; border-radius: 6px; border: 1px solid var(--line); padding: 2px; }
.edu .yr { margin-right: 0; }
.lbl-sep { display: none; }

/* ===== Hover highlight on every link + more gold (25 Oct) ===== */
:root { --gold-soft: rgba(245, 184, 0, .14); --gold-line: #E5B23A; }
a, .btn, .chip, .lang button, .g-item button, .link-card, .biz, .a-card, .sib, .btn-line {
  transition: color .18s ease, background-color .18s ease, border-color .18s ease, box-shadow .2s ease, transform .2s ease;
}
/* header */
.site-header { border-bottom: 3px solid var(--gold); }
.wordmark:hover, .wordmark:focus-visible { color: var(--gold); }
.nav a:hover, .nav a:focus-visible { color: var(--gold); background: var(--gold-soft); }
.nav a[aria-current="page"] { color: var(--gold); }
.lang button:hover { color: var(--on-navy); background: var(--gold-soft); }
.lang button[aria-pressed="true"]:hover { background: #FFC81F; }
/* buttons */
.btn-gold { box-shadow: 0 4px 14px rgba(245, 184, 0, .28); }
.btn-gold:hover, .btn-gold:focus-visible { background: #FFC81F; box-shadow: 0 8px 22px rgba(245, 184, 0, .45); transform: translateY(-2px); }
.btn-ghost:hover, .btn-ghost:focus-visible { border-color: var(--gold); color: var(--gold); background: var(--gold-soft); transform: translateY(-2px); }
/* text links */
.more-link:hover, .more-link:focus-visible { color: var(--gold-ink); background: var(--gold-soft); border-bottom-width: 3px; padding-inline: 4px; border-radius: 4px 4px 0 0; }
.ext:hover, .ext:focus-visible { color: var(--gold-ink); border-color: var(--gold); background: var(--gold-soft); }
.crumbs a:hover, .crumbs a:focus-visible { color: var(--gold); border-color: var(--gold); }
.biz h3 a:hover, .a-card h3 a:hover { color: var(--gold-ink); text-decoration-color: var(--gold); }
.site-footer .ext { color: #E9C866; border-color: rgba(233, 200, 102, .35); }
.site-footer .ext:hover { color: var(--gold); background: rgba(245, 184, 0, .12); border-color: var(--gold); }
.site-footer .wordmark { color: var(--gold); }
/* cards that are (or hold) links */
.link-card .ic svg { fill: var(--gold); }
a.link-card:hover, a.link-card:focus-visible { border-color: var(--gold); box-shadow: 0 10px 24px rgba(11, 46, 109, .12); transform: translateY(-3px); background: #FFFDF5; }
a.link-card:hover .ic { background: var(--gold); }
a.link-card:hover .ic svg { fill: var(--navy-deep); }
.biz { border-top: 4px solid var(--gold); }
.biz:hover, .biz:focus-within { border-color: var(--gold); box-shadow: 0 14px 30px rgba(11, 46, 109, .14); transform: translateY(-4px); }
.biz-logo { border-bottom: 3px solid var(--gold-line); }
.a-card { border-top: 4px solid var(--gold); }
.a-card:hover, .a-card:focus-within { box-shadow: 0 12px 26px rgba(11, 46, 109, .12); transform: translateY(-3px); border-color: var(--gold); }
.sib:hover, .sib:focus-visible { border-color: var(--gold); background: #FFFDF5; box-shadow: 0 8px 20px rgba(11, 46, 109, .1); transform: translateY(-2px); }
a.btn-line:hover, a.btn-line:focus-visible { border-color: var(--gold); background: var(--gold-soft); transform: translateX(3px); }
a.btn-line:hover svg { fill: var(--gold-ink); }
.chip:hover { border-color: var(--gold); background: var(--gold-soft); }
.g-item button:hover, .g-item button:focus-visible { box-shadow: 0 0 0 3px var(--gold); }
.ventures { border-color: var(--gold-line); }
/* more gold accents */
.sec-head h2::after, .page-head h1::after { content: ""; display: block; width: 64px; height: 5px; background: var(--gold); border-radius: 3px; margin-top: 16px; }
.strength, .area { border-top-color: var(--gold); }
.side-card { border-top: 4px solid var(--gold); }
.lead-list .ic.logo { border: 2px solid var(--gold-line); }
.lead-list li:hover .ic.logo { box-shadow: 0 0 0 4px var(--gold-soft); }
.edu li::before { border-color: var(--gold); }
.edu .yr { color: var(--gold-ink); }
.band.mist { background: linear-gradient(180deg, #FFF6DC 0%, var(--mist) 260px); }
.hero-photo::before { content: ""; position: absolute; inset: 10% 0 0 18%; background: radial-gradient(closest-side, rgba(245, 184, 0, .28), transparent 70%); pointer-events: none; }
.hero-photo picture { position: relative; }
.goal { border-color: var(--gold); box-shadow: inset 0 0 0 1px rgba(245, 184, 0, .25); }
.cta-band { border-top: 4px solid var(--gold); }
@media (prefers-reduced-motion: reduce) {
  a, .btn, .biz, .a-card, .sib, .link-card, .btn-line { transition: none; }
  .biz:hover, .a-card:hover, a.link-card:hover, .sib:hover, .btn-gold:hover, .btn-ghost:hover, a.btn-line:hover { transform: none; }
}

/* ===== Footer: spaced links with logos/icons ===== */
.site-footer { padding-block: 56px 24px; }
.site-footer .foot-grid { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr) minmax(0, 1.3fr); gap: 36px 48px; align-items: start; justify-content: initial; }
.foot-brand p { margin-top: 10px; color: var(--on-navy-muted); max-width: 32ch; }
.foot-h { font-family: var(--f-display); font-size: .95rem; font-weight: 700; color: var(--gold); margin: 0 0 14px; letter-spacing: .04em; }
.foot-h::after { display: none; }
.foot-biz { display: grid; gap: 10px; }
.f-biz { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; color: #F2F5FB; font-weight: 600; padding: 6px 12px 6px 6px; border-radius: 10px; border: 1px solid rgba(255,255,255,.1); width: fit-content; }
.f-logo { width: 38px; height: 38px; border-radius: 8px; background: var(--tile, #fff); display: grid; place-items: center; overflow: hidden; flex-shrink: 0; }
.f-logo img { max-width: 32px; max-height: 32px; object-fit: contain; }
.f-biz:hover, .f-biz:focus-visible { border-color: var(--gold); background: rgba(245,184,0,.12); color: var(--gold); transform: translateX(3px); }
.foot-soc { display: flex; flex-wrap: wrap; gap: 10px 12px; }
.f-soc { display: inline-flex; align-items: center; gap: 8px; text-decoration: none; color: #F2F5FB; font-size: .95rem; font-weight: 600; padding: 8px 14px 8px 10px; border-radius: 999px; border: 1px solid rgba(255,255,255,.16); }
.f-soc svg { width: 18px; height: 18px; fill: var(--gold); flex-shrink: 0; }
.f-soc:hover, .f-soc:focus-visible { background: var(--gold); border-color: var(--gold); color: var(--navy-deep); transform: translateY(-2px); }
.f-soc:hover svg, .f-soc:focus-visible svg { fill: var(--navy-deep); }
.foot-bottom { margin-top: 36px; padding-top: 18px; border-top: 1px solid rgba(255,255,255,.1); }
.foot-bottom p { margin: 0; font-size: .9rem; color: var(--on-navy-muted); }
@media (max-width: 900px) { .site-footer .foot-grid { grid-template-columns: 1fr; gap: 28px; } }
@media (prefers-reduced-motion: reduce) { .f-biz:hover, .f-soc:hover { transform: none; } }