@font-face {
  font-family: "Tiro Bangla";
  src: url("../font/TiroBangla-Regular.ttf") format("truetype");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}

@font-face {
  font-family: "Tiro Bangla";
  src: url("../font/TiroBangla-Italic.ttf") format("truetype");
  font-style: italic;
  font-weight: 400;
  font-display: swap;
}

:root {
  --site-green: #0f5c46;
  --site-green-dark: #08392c;
  --site-red: #b8262f;
  --site-red-soft: #d95b63;
  --site-gold: #b38a2e;
  --site-ink: #13211d;
  --site-muted: #556761;
  --site-paper: #f5f0e4;
  --site-white: #fffdf8;
  --site-border: rgba(19, 33, 29, 0.12);
  --site-shadow: 0 20px 40px rgba(8, 57, 44, 0.08);
  --site-radius: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  color: var(--site-ink);
  background:
    radial-gradient(circle at top left, rgba(217, 91, 99, 0.08), transparent 32%),
    radial-gradient(circle at top right, rgba(15, 92, 70, 0.08), transparent 28%),
    linear-gradient(180deg, #f9f5ea 0%, #f7f0df 52%, #f8f5ee 100%);
  font-family: "Tiro Bangla", "Noto Sans Bengali", serif;
  line-height: 1.65;
}

a {
  color: inherit;
}

.site-shell {
  min-height: 100vh;
}

.site-navbar {
  background: rgba(255, 253, 248, 0.9);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(19, 33, 29, 0.08);
}

.site-brand {
  display: flex;
  gap: 0.85rem;
  align-items: center;
  min-width: 0;
  flex: 1;
  text-decoration: none;
}

.site-brand-logo,
.offcanvas-brand-logo {
  display: block;
  width: 3.1rem;
  height: 3.1rem;
  flex: 0 0 auto;
  object-fit: contain;
}

.site-brand-text {
  min-width: 0;
}

.site-brand-name,
.site-brand-text strong {
  display: block;
  font-size: 1rem;
  line-height: 1.1;
}

.site-brand-slogan,
.site-brand-text span {
  display: block;
  font-size: 0.82rem;
  color: var(--site-muted);
}

.navbar > .container {
  gap: 0.75rem;
  align-items: center;
}

.navbar-toggler {
  flex: 0 0 auto;
  border-color: rgba(19, 33, 29, 0.16);
}

.navbar-toggler:focus {
  box-shadow: 0 0 0 0.2rem rgba(15, 92, 70, 0.16);
}

.offcanvas-header {
  align-items: flex-start;
  gap: 1rem;
  padding: 1.25rem 1.25rem 1rem;
  border-bottom: 1px solid var(--site-border);
  background:
    linear-gradient(145deg, rgba(15, 92, 70, 0.1), rgba(184, 38, 47, 0.06)),
    rgba(255, 253, 248, 0.98);
}

.offcanvas-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
}

.offcanvas-brand-text {
  min-width: 0;
}

.offcanvas-title {
  margin-bottom: 0.2rem;
  font-family: "Tiro Bangla", "Noto Sans Bengali", serif;
  font-size: 1.4rem;
  line-height: 1.05;
}

.offcanvas-kicker,
.offcanvas-menu-label {
  color: var(--site-green);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.offcanvas-brand-slogan {
  color: var(--site-muted);
  font-size: 0.92rem;
}

.offcanvas-body {
  padding: 1rem 1.25rem 1.5rem;
}

.offcanvas-menu-label {
  margin-bottom: 0.85rem;
  padding-bottom: 0.65rem;
  border-bottom: 1px solid var(--site-border);
}

.offcanvas .navbar-nav {
  gap: 0.35rem;
}

.offcanvas .nav-item + .nav-item {
  margin-top: 0.15rem;
}

.offcanvas .nav-link {
  display: block;
  padding: 0.9rem 1rem;
  border-radius: 0;
  border: 1px solid transparent;
  font-size: 1.02rem;
  font-weight: 600;
  line-height: 1.2;
  background: rgba(255, 253, 248, 0.72);
  transition: background-color 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}

.offcanvas .nav-link.active,
.offcanvas .nav-link:hover,
.offcanvas .nav-link:focus {
  background: rgba(15, 92, 70, 0.08);
  border-color: rgba(15, 92, 70, 0.14);
  transform: translateX(2px);
}

.offcanvas .nav-link.active {
  color: var(--site-green);
  box-shadow: inset 3px 0 0 var(--site-green);
}

.site-navbar .offcanvas {
  height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-navbar .offcanvas-body {
  flex: 1 1 auto;
  overflow-y: auto;
}

@media (min-width: 1200px) {
  .site-navbar .container {
    flex-wrap: nowrap;
    align-items: center;
  }

  .site-navbar .site-brand {
    flex: 0 0 auto;
    margin-right: 1.5rem;
  }

  .site-navbar .site-brand-text {
    min-width: auto;
  }

  .site-navbar .site-brand-name,
  .site-navbar .site-brand-slogan {
    white-space: nowrap;
  }

  .site-navbar .offcanvas {
    position: static;
    transform: none;
    visibility: visible !important;
    background: transparent;
    border: 0;
    width: auto !important;
    height: auto !important;
    max-width: none;
    flex-grow: 0;
  }

  .site-navbar .offcanvas-header {
    display: none;
  }

  .site-navbar .offcanvas-body {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 0;
    overflow: visible;
  }

  .site-navbar .offcanvas-menu-label {
    display: none;
  }

  .site-navbar .navbar-nav {
    flex-direction: row;
    align-items: center;
    gap: 0;
  }

  .site-navbar .nav-link {
    background: transparent;
    border: 0;
    border-radius: 0;
    box-shadow: none;
    transform: none;
    padding: 0.5rem 0.85rem;
  }

  .site-navbar .nav-item + .nav-item {
    margin-top: 0;
  }
}

.nav-link {
  color: var(--site-ink);
  font-weight: 500;
}

.nav-link.active,
.nav-link:focus,
.nav-link:hover {
  color: var(--site-green);
}

.hero-section {
  position: relative;
  overflow: hidden;
  padding: 7rem 0 5rem;
}

.hero-card,
.content-panel,
.stat-card,
.directory-card,
.document-card,
.notice-card,
.contact-card,
.gallery-card,
.leadership-card {
  background: rgba(255, 253, 248, 0.92);
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius);
  box-shadow: var(--site-shadow);
}

.hero-card {
  padding: 2.5rem;
  background:
    linear-gradient(135deg, rgba(15, 92, 70, 0.98), rgba(8, 57, 44, 0.95)),
    var(--site-green);
  color: var(--site-white);
}

.hero-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.6fr) minmax(14rem, 0.8fr);
  gap: 2rem;
  align-items: center;
}

.hero-content {
  min-width: 0;
}

.hero-brand-panel {
  display: grid;
  justify-items: center;
  gap: 1rem;
  padding: 1.5rem;
  text-align: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 0;
}

.hero-brand-logo {
  width: min(100%, 14rem);
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 18px 30px rgba(0, 0, 0, 0.22));
}

.hero-brand-caption {
  max-width: 15rem;
  margin: 0;
  color: rgba(255, 253, 248, 0.86);
  font-size: 0.98rem;
}

.hero-kicker {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.8rem;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 0;
  font-size: 0.88rem;
}

.hero-title,
.section-title,
.page-title,
.document-title {
  font-family: "Tiro Bangla", "Noto Sans Bengali", serif;
  letter-spacing: 0.01em;
}

.hero-title {
  font-size: clamp(2.4rem, 6vw, 4.5rem);
  line-height: 1.05;
  margin: 1rem 0;
}

.hero-slogan {
  color: #ffdca2;
  font-size: 1.15rem;
  margin-bottom: 1rem;
}

.hero-summary {
  max-width: 44rem;
  color: rgba(255, 253, 248, 0.9);
  font-size: 1.08rem;
}

em,
i {
  font-family: "Tiro Bangla", "Noto Sans Bengali", serif;
  font-style: italic;
}

.btn-site-primary {
  background: var(--site-red);
  color: var(--site-white);
  border: 1px solid transparent;
}

.btn-site-primary:hover,
.btn-site-primary:focus {
  background: #951e26;
  color: var(--site-white);
}

.btn-site-outline {
  border: 1px solid rgba(255, 255, 255, 0.45);
  color: var(--site-white);
}

.btn-site-outline:hover,
.btn-site-outline:focus {
  background: rgba(255, 255, 255, 0.08);
  color: var(--site-white);
}

.section-block {
  padding: 4.5rem 0;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  margin-bottom: 0.75rem;
}

.section-lead,
.page-lead {
  color: var(--site-muted);
  max-width: 52rem;
}

.highlight-card {
  height: 100%;
  padding: 1.5rem;
  background: rgba(255, 253, 248, 0.88);
  border: 1px solid var(--site-border);
  border-radius: 0;
  box-shadow: var(--site-shadow);
}

.highlight-card h3,
.directory-card h3,
.document-card h3,
.notice-card h3,
.leadership-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.fact-list {
  display: grid;
  gap: 1rem;
}

.fact-item {
  padding: 1.15rem 1.25rem;
  background: rgba(255, 253, 248, 0.82);
  border: 1px solid var(--site-border);
  border-radius: 0;
}

.fact-item strong,
.stat-card .display-6 {
  color: var(--site-green);
}

.page-hero {
  padding: 5rem 0 2rem;
}

.page-hero-band {
  padding: 2rem;
  background: linear-gradient(135deg, rgba(15, 92, 70, 0.11), rgba(184, 38, 47, 0.08));
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius);
}

.page-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
}

.affiliate-note {
  display: inline-flex;
  gap: 0.45rem;
  align-items: center;
  padding: 0.45rem 0.85rem;
  border-radius: 0;
  font-size: 0.9rem;
  background: rgba(179, 138, 46, 0.12);
  color: #6a4f14;
}

.content-panel {
  padding: 1.75rem;
}

.content-panel + .content-panel {
  margin-top: 1.5rem;
}

.anchor-nav {
  position: sticky;
  top: 5rem;
}

.anchor-nav a {
  display: block;
  padding: 0.7rem 1rem;
  margin-bottom: 0.55rem;
  text-decoration: none;
  border-radius: 0;
  background: rgba(255, 253, 248, 0.8);
  border: 1px solid var(--site-border);
  color: var(--site-ink);
}

.anchor-nav a.active,
.anchor-nav a:hover,
.anchor-nav a:focus {
  background: rgba(15, 92, 70, 0.1);
  color: var(--site-green);
}

.document-section {
  scroll-margin-top: 6rem;
}

.document-section h2 {
  padding-bottom: 0.6rem;
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--site-border);
}

.directory-card,
.document-card,
.notice-card,
.leadership-card,
.stat-card,
.contact-card,
.gallery-card {
  padding: 1.4rem;
  height: 100%;
}

.directory-meta,
.notice-meta,
.footer-meta {
  color: var(--site-muted);
  font-size: 0.95rem;
}

.role-pill,
.tag-pill {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.65rem;
  border-radius: 0;
  background: rgba(15, 92, 70, 0.1);
  color: var(--site-green);
  font-size: 0.85rem;
}

.notice-card.featured {
  border-left: 4px solid var(--site-red);
}

.hierarchy-tree {
  display: grid;
  gap: 1rem;
}

.hierarchy-node {
  padding: 1rem 1.25rem;
  border-radius: 0;
  border: 1px solid var(--site-border);
  background: rgba(255, 253, 248, 0.85);
}

.btn,
.rounded-pill,
.navbar-toggler {
  border-radius: 0 !important;
}

.site-footer {
  margin-top: 4rem;
  padding: 3rem 0;
  background: #102520;
  color: rgba(255, 253, 248, 0.88);
}

.site-footer a {
  color: rgba(255, 253, 248, 0.88);
  text-decoration: none;
}

.site-footer a:hover,
.site-footer a:focus {
  color: #ffdca2;
}

.footer-divider {
  margin: 1.5rem 0;
  height: 1px;
  background: rgba(255, 255, 255, 0.12);
}

.back-to-top {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 1040;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
}

.back-to-top.is-visible {
  opacity: 1;
  pointer-events: auto;
}

@media (max-width: 991.98px) {
  .site-navbar .container {
    flex-wrap: nowrap;
    align-items: center;
  }

  .hero-section {
    padding-top: 6rem;
  }

  .hero-card {
    padding: 2rem;
  }

  .hero-layout {
    grid-template-columns: 1fr;
  }

  .hero-brand-panel {
    width: min(100%, 24rem);
    margin: 0 auto;
    order: -1;
  }

  .anchor-nav {
    position: static;
    margin-bottom: 1.5rem;
  }

  .site-brand {
    gap: 0.65rem;
    margin-right: auto;
  }

  .site-brand-logo {
    width: 2.7rem;
    height: 2.7rem;
  }

  .site-brand-name {
    font-size: 0.94rem;
  }

  .site-brand-slogan {
    font-size: 0.76rem;
  }
}

@media (max-width: 575.98px) {
  .offcanvas-header {
    padding: 1.1rem 1rem 0.95rem;
  }

  .offcanvas-body {
    padding: 0.9rem 1rem 1.25rem;
  }

  .offcanvas-title {
    font-size: 1.25rem;
  }

  .offcanvas-brand-slogan {
    font-size: 0.84rem;
  }

  .site-brand-logo {
    width: 2.45rem;
    height: 2.45rem;
  }

  .site-brand-name {
    font-size: 0.86rem;
    line-height: 1.05;
  }

  .site-brand-slogan {
    display: none;
  }

  .hero-card {
    padding: 1.5rem;
  }

  .hero-brand-panel {
    padding: 1.1rem;
    border-radius: 0;
  }

  .hero-brand-logo {
    width: min(100%, 10.5rem);
  }

  .offcanvas {
    max-width: min(88vw, 21rem);
  }
}