/* ==========================================================================
   UGD FOUNDATION — production stylesheet
   Typography-led system · Green + Saffron
   ========================================================================== */

:root {
  --bg: #FAFAF6;
  --bg-alt: #FFFFFF;
  --bg-soft: #EDF6EE;
  --ink: #0B1F12;
  --ink-soft: #3A4A3F;
  --muted: #6B7B71;
  --rule: #E0E5DD;
  --primary: #00A859;
  --primary-deep: #007A41;
  --primary-tint: #D3EEDA;
  --accent: #FF6B1F;
  --accent-deep: #E15510;
  --accent-tint: #FFE3D2;
  --dark: #091B11;
}

* , *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Hind Siliguri', sans-serif;
  background: var(--bg);
  color: var(--ink);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; }

::selection { background: var(--accent); color: #fff; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--ink-soft); border-radius: 10px; }

.serif { font-family: 'Noto Serif Bengali', serif; font-weight: 900; letter-spacing: -.01em; }
.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: 11px; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--primary);
}
.eyebrow::before { content: ""; width: 24px; height: 1px; background: var(--primary); }

/* ==========================================================================
   NAV
   ========================================================================== */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 900;
  background: rgba(250, 250, 246, .86);
  backdrop-filter: blur(18px) saturate(140%);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid transparent;
  transition: border-color .25s, background .35s;
}
nav.stuck { border-bottom-color: var(--rule); }
.nav-inner {
  max-width: 1280px; margin: 0 auto;
  padding: 0 40px; height: 72px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex; align-items: center; gap: 14px;
  text-decoration: none; color: var(--ink);
}
.logo-mark {
  width: 44px; height: 44px; border-radius: 50%;
  overflow: hidden; flex-shrink: 0;
  background: transparent;
}
.logo-mark img { width: 100%; height: 100%; object-fit: cover; }
.logo-text .brand {
  font-weight: 700; font-size: 16px;
  letter-spacing: -.01em; line-height: 1;
}
.logo-text .sub {
  font-size: 10px; color: var(--muted);
  letter-spacing: .18em; text-transform: uppercase;
  margin-top: 4px;
}
.nav-links { display: flex; gap: 34px; list-style: none; }
.nav-links a {
  color: var(--ink-soft); text-decoration: none;
  font-size: 14px; font-weight: 500;
  position: relative; padding: 6px 0;
}
.nav-links a::after {
  content: ""; position: absolute;
  bottom: 0; left: 0; right: 100%;
  height: 2px; background: var(--accent);
  transition: right .25s;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a:hover::after { right: 0; }
.nav-cta {
  background: var(--ink); color: var(--bg);
  padding: 11px 22px; border-radius: 999px;
  font-size: 13px; font-weight: 700;
  letter-spacing: .01em; text-decoration: none;
  border: none; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: transform .2s, background .2s;
}
.nav-cta::before {
  content: ""; width: 8px; height: 8px;
  background: var(--accent); border-radius: 50%;
}
.nav-cta:hover { transform: translateY(-2px); background: var(--primary-deep); }
.hamburger {
  display: none; background: none; border: none;
  flex-direction: column; gap: 5px;
  cursor: pointer; padding: 6px;
}
.hamburger span {
  width: 22px; height: 2px;
  background: var(--ink); border-radius: 2px;
}

/* ==========================================================================
   HERO
   ========================================================================== */
.hero {
  padding: 130px 40px 60px;
  max-width: 1280px; margin: 0 auto;
  position: relative;
}
.hero-top {
  display: grid; grid-template-columns: auto 1fr; gap: 24px;
  align-items: end; margin-bottom: 40px;
}
.hero-top .meta {
  display: flex; flex-direction: column; gap: 12px;
  text-align: right; font-size: 12px; color: var(--muted);
  letter-spacing: .14em; text-transform: uppercase; font-weight: 600;
}
.hero-top .meta strong { color: var(--ink); font-weight: 700; letter-spacing: .05em; }
.hero h1 {
  font-family: 'Noto Serif Bengali', serif;
  font-weight: 900;
  font-size: clamp(2.8rem, 9vw, 8.2rem);
  line-height: .95; letter-spacing: -.025em;
  color: var(--ink);
}
.hero h1 .accent {
  color: var(--accent);
  position: relative; display: inline-block;
}
.hero h1 .accent::after {
  content: ""; position: absolute;
  left: -2%; right: -2%; bottom: 8%;
  height: .14em; background: var(--accent);
  opacity: .22; border-radius: 6px; z-index: -1;
}
.hero h1 .punct { color: var(--primary); }
.hero-body {
  display: grid; grid-template-columns: 1.1fr .9fr;
  gap: 80px; margin-top: 36px; align-items: start;
}
.hero-lede {
  font-size: clamp(1.05rem, 1.4vw, 1.18rem);
  color: var(--ink-soft); line-height: 1.7;
  max-width: 520px;
}
.hero-lede strong { color: var(--ink); font-weight: 700; }
.hero-side {
  border-left: 1px solid var(--rule);
  padding-left: 36px;
  display: flex; flex-direction: column; gap: 18px;
}
.hero-side .label {
  font-size: 11px; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted);
}
.hero-side .quote {
  font-family: 'Noto Serif Bengali', serif; font-weight: 600;
  font-size: 1.4rem; line-height: 1.45; color: var(--ink);
}
.hero-side .quote::before {
  content: "\201C"; color: var(--accent);
  font-size: 1.4em; line-height: 0;
  margin-right: 4px; vertical-align: -.18em;
}
.hero-cta {
  display: flex; gap: 14px; flex-wrap: wrap;
  margin-top: 36px; align-items: center;
}
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 16px 28px; border-radius: 999px;
  font-family: 'Hind Siliguri', sans-serif;
  font-weight: 700; font-size: 15px;
  text-decoration: none; border: none; cursor: pointer;
  transition: transform .2s, box-shadow .2s, background .2s;
}
.btn-primary { background: var(--ink); color: var(--bg); }
.btn-primary:hover {
  transform: translateY(-2px);
  background: var(--primary-deep);
  box-shadow: 0 10px 30px -8px var(--primary);
}
.btn-primary .dot {
  width: 8px; height: 8px;
  background: var(--accent); border-radius: 50%;
}
.btn-ghost {
  background: transparent; color: var(--ink);
  border: 1.5px solid var(--ink);
}
.btn-ghost:hover { background: var(--ink); color: var(--bg); }

.hero-stats {
  margin-top: 60px; padding-top: 32px;
  border-top: 1px solid var(--rule);
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0;
}
.hstat {
  padding: 0 28px;
  border-right: 1px solid var(--rule);
}
.hstat:first-child { padding-left: 0; }
.hstat:last-child { border-right: none; padding-right: 0; }
.hstat .num {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: clamp(2rem, 3.4vw, 3rem); line-height: 1;
  color: var(--ink); letter-spacing: -.02em;
  display: block; margin-bottom: 10px;
}
.hstat .num em { color: var(--accent); font-style: normal; }
.hstat .en {
  font-size: 10px; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--primary); display: block; margin-bottom: 6px;
}
.hstat .l { font-size: 13px; color: var(--ink-soft); font-weight: 500; }

/* ==========================================================================
   SECTIONS
   ========================================================================== */
.section { padding: 72px 40px; max-width: 1280px; margin: 0 auto; position: relative; }
.section.alt { background: var(--bg-alt); max-width: none; padding-left: 0; padding-right: 0; margin: 0; }
.section.alt > .inner { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.section.dark { background: var(--dark); color: var(--bg); max-width: none; padding-left: 0; padding-right: 0; }
.section.dark > .inner { max-width: 1280px; margin: 0 auto; padding: 0 40px; }

.sec-head {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  margin-bottom: 48px; align-items: end;
}
.sec-head .right { padding-bottom: 8px; }
.sec-h {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: clamp(2rem, 4.4vw, 3.8rem); line-height: 1;
  color: var(--ink); letter-spacing: -.022em; margin-top: 18px;
}
.section.dark .sec-h { color: var(--bg); }
.sec-sub {
  font-size: 1rem; color: var(--ink-soft);
  line-height: 1.7; max-width: 460px;
}
.section.dark .sec-sub { color: rgba(250, 250, 246, .65); }
.section.dark .eyebrow { color: var(--accent); }
.section.dark .eyebrow::before { background: var(--accent); }

.numtag {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: .85rem; letter-spacing: .05em; color: var(--muted);
}
.numtag em { color: var(--ink); font-style: normal; }

/* ==========================================================================
   ABOUT
   ========================================================================== */
.about-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 80px; }
.about-card {
  background: var(--bg-soft); border-radius: 24px; padding: 48px;
  display: flex; flex-direction: column; gap: 24px;
  justify-content: space-between; min-height: 480px;
  position: relative; overflow: hidden;
}
.about-card::before {
  content: ""; position: absolute;
  top: -40px; right: -40px;
  width: 200px; height: 200px; border-radius: 50%;
  background: var(--primary); opacity: .08;
}
.about-card .big-year {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: clamp(4rem, 9vw, 7.5rem); line-height: .85;
  color: var(--ink); letter-spacing: -.04em;
  position: relative; z-index: 1;
}
.about-card .big-year em { color: var(--primary); font-style: normal; }
.about-card .stamp {
  font-size: 12px; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted);
}
.about-card .quote {
  font-family: 'Noto Serif Bengali', serif; font-weight: 600;
  font-size: 1.5rem; line-height: 1.45;
  color: var(--ink); position: relative; z-index: 1;
}
.about-card .quote::before {
  content: "\201C"; color: var(--accent);
  font-size: 2em; line-height: 0;
  vertical-align: -.25em; margin-right: 6px;
}
.about-card .sig {
  display: flex; align-items: center; gap: 14px;
  padding-top: 18px; border-top: 1px solid var(--rule);
  font-size: 13px; color: var(--ink-soft);
}
.about-card .sig strong { color: var(--ink); font-weight: 700; }
.about-text p {
  color: var(--ink-soft); font-size: 1.05rem;
  line-height: 1.85; margin-bottom: 18px;
}
.about-text p:first-of-type::first-letter {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: 3.6em; line-height: .85; float: left;
  margin: 6px 12px 0 -2px; color: var(--accent);
}
.values {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  margin-top: 34px; background: var(--rule);
  border: 1px solid var(--rule); border-radius: 18px; overflow: hidden;
}
.value {
  background: var(--bg-alt); padding: 24px;
  display: flex; flex-direction: column; gap: 8px;
  transition: background .2s;
}
.value:hover { background: var(--bg-soft); }
.value .v-num {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: 1.4rem; color: var(--primary); line-height: 1;
}
.value .v-t { font-weight: 700; font-size: 15px; color: var(--ink); }
.value .v-d { font-size: 13px; color: var(--muted); line-height: 1.6; }

/* ==========================================================================
   PROGRAMS
   ========================================================================== */
.prog-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px;
  background: var(--rule); border: 1px solid var(--rule);
  border-radius: 24px; overflow: hidden;
}
.prog {
  background: var(--bg-alt); padding: 36px 32px;
  display: flex; flex-direction: column; gap: 18px;
  position: relative; transition: background .3s;
}
.prog:hover { background: var(--bg-soft); }
.prog-top {
  display: flex; justify-content: space-between;
  align-items: baseline; gap: 12px;
}
.prog-tag {
  font-size: 10px; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent);
}
.prog h3 {
  font-family: 'Noto Serif Bengali', serif; font-weight: 700;
  font-size: 1.5rem; line-height: 1.2;
  color: var(--ink); letter-spacing: -.01em;
  min-height: 2.4em;
}
.prog p { font-size: .95rem; color: var(--ink-soft); line-height: 1.7; flex: 1; }
.prog-foot {
  display: flex; justify-content: space-between;
  align-items: center; gap: 16px;
  margin-top: 4px; font-size: 13px;
}
.prog-foot .target { color: var(--muted); font-weight: 500; }
.prog-foot .pct {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  color: var(--ink); font-size: 1.1rem;
}
.prog-bar { height: 3px; background: var(--rule); border-radius: 3px; overflow: hidden; }
.prog-fill {
  height: 100%; background: var(--primary);
  border-radius: 3px; transition: width .8s ease;
  position: relative;
}
.prog-fill::after {
  content: ""; position: absolute;
  top: 0; right: 0; width: 8px; height: 100%;
  background: var(--accent);
}

/* ==========================================================================
   IMPACT
   ========================================================================== */
.impact-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 0;
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
}
.impact-card {
  padding: 48px 28px;
  border-right: 1px solid var(--rule);
  display: flex; flex-direction: column; gap: 14px;
}
.impact-card:last-child { border-right: none; }
.impact-card .ic-num {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: .8rem; letter-spacing: .15em;
  color: var(--muted);
}
.impact-card .ic-target {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: clamp(2rem, 3vw, 2.6rem); line-height: 1;
  color: var(--ink); letter-spacing: -.02em;
}
.impact-card .ic-target em {
  color: var(--accent); font-style: normal;
  font-size: .55em; display: block; margin-top: 8px;
  letter-spacing: .18em; font-weight: 700; text-transform: uppercase;
}
.impact-card .ic-l { font-size: 14px; color: var(--ink-soft); line-height: 1.5; }

/* ==========================================================================
   GALLERY
   ========================================================================== */
.gallery-wrap {
  background: var(--dark); color: var(--bg);
  padding: 72px 0; margin: 0;
}
.gallery-wrap .inner { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.gallery-wrap .sec-h { color: var(--bg); }
.gallery-wrap .sec-sub { color: rgba(250, 250, 246, .65); }
.gallery-wrap .eyebrow { color: var(--accent); }
.gallery-wrap .eyebrow::before { background: var(--accent); }
.gal-grid {
  display: grid; grid-template-columns: repeat(5, 1fr); gap: 14px;
}
.gal-item {
  position: relative; aspect-ratio: 1 / 1;
  border-radius: 14px; overflow: hidden;
  background: rgba(255, 255, 255, .04);
}
.gal-item img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.gal-item:hover img { transform: scale(1.05); }
.gal-item .gal-cap {
  position: absolute; bottom: 14px; left: 18px; right: 18px;
  color: #fff; font-size: 13px; font-weight: 600;
  text-shadow: 0 2px 8px rgba(0, 0, 0, .6);
  pointer-events: none; z-index: 2;
  display: flex; justify-content: space-between;
  align-items: end; gap: 12px;
}
.gal-item .gal-cap::before {
  content: ""; position: absolute;
  inset: -60px -18px -14px; z-index: -1;
  background: linear-gradient(to top, rgba(0, 0, 0, .55), transparent);
}
.gal-item .gal-cap .num {
  font-family: 'Noto Serif Bengali', serif;
  font-size: 11px; letter-spacing: .15em;
  opacity: .8; font-weight: 700;
}

/* ==========================================================================
   DONATE
   ========================================================================== */
.donate-wrap { background: var(--bg-soft); padding: 72px 0; margin-top: 0; }
.donate-wrap .inner { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.dtabs {
  display: flex; gap: 0;
  border: 1px solid var(--rule); background: var(--bg-alt);
  border-radius: 999px; padding: 6px;
  margin: 0 auto 48px; width: fit-content;
  max-width: 100%;
}
.dtab {
  padding: 13px 28px; border-radius: 999px;
  border: none; background: none;
  font-family: 'Hind Siliguri', sans-serif;
  font-size: 14px; font-weight: 600;
  color: var(--ink-soft); cursor: pointer;
  transition: all .25s; letter-spacing: .01em;
}
.dtab.on { background: var(--ink); color: var(--bg); }
.dtab .dt-sub {
  font-size: 10px; opacity: .6;
  display: block; letter-spacing: .12em;
  text-transform: uppercase; font-weight: 700; margin-top: 2px;
}
.dtab.on .dt-sub { opacity: .55; }
.pane { display: none; animation: fadeIn .4s ease both; }
.pane.on { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } }

/* bkash */
.bk-card {
  background: var(--bg-alt); border: 1px solid var(--rule);
  border-radius: 24px; padding: 0; overflow: hidden;
  display: grid; grid-template-columns: 1fr 1.3fr;
  max-width: 980px; margin: 0 auto;
}
.bk-left {
  padding: 48px 40px;
  background: var(--bg-soft);
  border-right: 1px solid var(--rule);
  display: flex; flex-direction: column;
  justify-content: space-between; gap: 28px;
  position: relative;
}
.bk-left::before {
  content: ""; position: absolute;
  top: 24px; right: 24px;
  width: 42px; height: 42px;
  border: 2px solid var(--accent);
  border-radius: 50%; opacity: .25;
}
.bk-mode {
  font-size: 11px; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--accent);
}
.bk-num {
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  line-height: 1.1; letter-spacing: -.01em;
  color: var(--ink); word-spacing: .05em;
  text-decoration: none; display: inline-block;
}
.bk-recipient {
  font-size: 12px; color: var(--muted);
  font-weight: 600; letter-spacing: .1em;
  text-transform: uppercase; margin-top: 8px;
}
.bk-recipient strong { color: var(--ink); font-weight: 700; }
.copy-btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--ink); color: var(--bg);
  border: none; padding: 13px 22px; border-radius: 999px;
  font-size: 13px; font-weight: 700;
  letter-spacing: .02em; cursor: pointer;
  align-self: flex-start; transition: all .2s;
  font-family: 'Hind Siliguri', sans-serif;
}
.copy-btn:hover { transform: translateY(-2px); background: var(--primary-deep); }
.copy-btn i { font-size: 12px; }
.bk-right { padding: 48px 40px; }
.bk-right h4 {
  font-family: 'Noto Serif Bengali', serif; font-weight: 700;
  color: var(--ink); font-size: 1.2rem; margin-bottom: 20px;
}
.steps { list-style: none; display: flex; flex-direction: column; gap: 0; }
.steps li {
  display: flex; gap: 18px;
  padding: 14px 0; border-bottom: 1px solid var(--rule);
  align-items: flex-start;
}
.steps li:last-child { border: none; }
.step-n {
  flex-shrink: 0;
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: 1.1rem; color: var(--accent); min-width: 28px;
}
.step-t { font-size: 14px; line-height: 1.6; color: var(--ink-soft); }
.step-t strong { color: var(--ink); font-weight: 700; }
.wa-bar {
  display: flex; align-items: center; gap: 14px;
  background: var(--ink); color: #fff;
  border-radius: 14px; padding: 18px 24px;
  margin-top: 22px; text-decoration: none;
  transition: transform .2s;
}
.wa-bar:hover { transform: translateY(-2px); }
.wa-bar i.fa-whatsapp { font-size: 22px; color: #25D366; }
.wa-bar .wa-t { font-size: 14px; font-weight: 700; flex: 1; }
.wa-bar .wa-s {
  font-size: 12px; opacity: .65; font-weight: 500;
  display: block; margin-top: 2px; letter-spacing: .04em;
}
.wa-bar i.fa-arrow-right { opacity: .5; font-size: 13px; }

/* bank */
.bank-card {
  background: var(--bg-alt); border: 1px solid var(--rule);
  border-radius: 24px; padding: 48px;
  max-width: 980px; margin: 0 auto;
}
.bank-hd {
  display: flex; align-items: center; gap: 20px;
  margin-bottom: 36px; padding-bottom: 24px;
  border-bottom: 1px solid var(--rule);
}
.bank-logo {
  width: 54px; height: 54px; border-radius: 12px;
  background: var(--ink); color: var(--bg);
  display: grid; place-items: center;
  font-family: 'Noto Serif Bengali', serif; font-weight: 900;
  font-size: 11px; letter-spacing: .05em;
}
.bank-hd h3 {
  font-family: 'Noto Serif Bengali', serif; font-weight: 700;
  color: var(--ink); font-size: 1.4rem; margin-bottom: 2px;
}
.bank-hd p { font-size: 13px; color: var(--muted); font-weight: 500; }
.bank-fields {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--rule); border: 1px solid var(--rule);
  border-radius: 14px; overflow: hidden;
}
.bf { background: var(--bg-alt); padding: 20px 24px; }
.bf .l {
  font-size: 10px; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--muted); margin-bottom: 6px;
}
.bf .v {
  font-family: 'Noto Serif Bengali', serif; font-weight: 700;
  color: var(--ink); font-size: 1.15rem; letter-spacing: -.005em;
}
.bf .v.mono { font-family: 'Hind Siliguri', sans-serif; font-weight: 600; letter-spacing: .04em; }
.bank-note {
  margin-top: 24px; padding: 18px 22px;
  background: var(--accent-tint); border-radius: 14px;
  font-size: 13px; color: var(--ink-soft); line-height: 1.6;
}
.bank-note strong { color: var(--ink); display: block; margin-bottom: 4px; font-weight: 700; }
.bank-note a {
  color: var(--primary-deep);
  text-decoration: underline; text-underline-offset: 3px;
  font-weight: 600;
}

/* international */
.intl-card {
  background: var(--bg-alt); border: 1px solid var(--rule);
  border-radius: 24px; padding: 48px;
  max-width: 980px; margin: 0 auto;
}
.intl-card h3 {
  font-family: 'Noto Serif Bengali', serif; font-weight: 700;
  color: var(--ink); font-size: 1.4rem; margin-bottom: 6px;
}
.intl-card .lede { color: var(--muted); font-size: 14px; margin-bottom: 28px; }
.intl-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 1px;
  background: var(--rule); border: 1px solid var(--rule);
  border-radius: 14px; overflow: hidden;
}
.intl {
  background: var(--bg-alt); padding: 24px;
  display: flex; flex-direction: column; gap: 8px;
  transition: background .2s;
}
.intl:hover { background: var(--bg-soft); }
.intl .l {
  font-size: 10px; font-weight: 700;
  letter-spacing: .2em; text-transform: uppercase;
  color: var(--accent);
}
.intl h4 {
  font-family: 'Noto Serif Bengali', serif; font-weight: 700;
  font-size: 1.05rem; color: var(--ink);
}
.intl p { font-size: 13px; color: var(--ink-soft); line-height: 1.6; }
.intl .v {
  font-size: 13px; font-weight: 600;
  color: var(--primary-deep); word-break: break-word;
}
.intl .v a { color: inherit; text-decoration: none; }
.intl .v a:hover { text-decoration: underline; }

/* ==========================================================================
   TESTIMONIALS
   ========================================================================== */
.test-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.test {
  background: var(--bg-alt); border: 1px solid var(--rule);
  border-radius: 20px; padding: 36px 32px;
  display: flex; flex-direction: column; gap: 24px;
  position: relative; transition: transform .25s;
}
.test:hover { transform: translateY(-4px); }
.test::before {
  content: "\201C"; position: absolute;
  top: 18px; right: 28px;
  font-family: 'Noto Serif Bengali', serif;
  font-size: 5rem; line-height: .7;
  color: var(--accent); opacity: .2;
}
.test .t-cat {
  font-size: 10px; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  color: var(--primary);
}
.test .t-q {
  font-family: 'Noto Serif Bengali', serif; font-weight: 600;
  font-size: 1.18rem; line-height: 1.55;
  color: var(--ink); flex: 1; letter-spacing: -.005em;
}
.test .t-by {
  display: flex; align-items: center; gap: 14px;
  padding-top: 20px; border-top: 1px solid var(--rule);
}
.test .t-av {
  width: 42px; height: 42px; border-radius: 50%;
  background: var(--ink); color: var(--bg);
  display: grid; place-items: center;
  font-family: 'Noto Serif Bengali', serif;
  font-weight: 900; font-size: 18px;
}
.test:nth-child(2) .t-av { background: var(--accent); color: #fff; }
.test:nth-child(3) .t-av { background: var(--primary); color: #fff; }
.test .t-name { font-weight: 700; font-size: 14px; color: var(--ink); }
.test .t-loc { font-size: 12px; color: var(--muted); }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-wrap { background: var(--dark); color: var(--bg); padding: 72px 0; }
.contact-wrap .inner { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.contact-wrap .sec-h { color: var(--bg); }
.contact-wrap .sec-sub { color: rgba(250, 250, 246, .65); }
.contact-wrap .eyebrow { color: var(--accent); }
.contact-wrap .eyebrow::before { background: var(--accent); }
.contact-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; margin-top: 0;
}
.ci-list { display: flex; flex-direction: column; }
.ci {
  display: flex; gap: 18px; align-items: flex-start;
  padding: 24px 0; border-bottom: 1px solid rgba(255, 255, 255, .08);
}
.ci:last-of-type { border: none; }
.ci-ico {
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(255, 255, 255, .06);
  display: grid; place-items: center;
  color: var(--accent); font-size: 16px; flex-shrink: 0;
}
.ci-lbl {
  font-size: 10px; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  color: rgba(250, 250, 246, .5); margin-bottom: 5px;
}
.ci-val {
  color: var(--bg); font-weight: 600;
  font-size: 15px; letter-spacing: .005em;
}
.ci-val a { color: var(--accent); text-decoration: none; }
.ci-val a:hover { text-decoration: underline; text-underline-offset: 3px; }
.contact-form {
  background: rgba(255, 255, 255, .04);
  border: 1px solid rgba(255, 255, 255, .08);
  border-radius: 20px; padding: 36px;
}
.contact-form h3 {
  font-family: 'Noto Serif Bengali', serif; font-weight: 700;
  font-size: 1.4rem; margin-bottom: 24px; color: var(--bg);
}
.fg { margin-bottom: 14px; }
.fg input, .fg textarea, .fg select {
  width: 100%; background: rgba(255, 255, 255, .05);
  border: 1px solid rgba(255, 255, 255, .12);
  border-radius: 12px; padding: 14px 16px;
  color: #fff; font-family: 'Hind Siliguri', sans-serif;
  font-size: 14px; outline: none; transition: all .2s;
}
.fg input::placeholder, .fg textarea::placeholder { color: rgba(255, 255, 255, .4); }
.fg input:focus, .fg textarea:focus, .fg select:focus {
  border-color: var(--accent);
  background: rgba(255, 255, 255, .08);
}
.fg select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, rgba(255, 255, 255, .5) 50%),
    linear-gradient(135deg, rgba(255, 255, 255, .5) 50%, transparent 50%);
  background-position: calc(100% - 22px) 50%, calc(100% - 16px) 50%;
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
}
.fg select option { background: var(--dark); color: #fff; }
.cf-btn {
  width: 100%; background: var(--accent); color: #fff;
  border: none; padding: 16px; border-radius: 12px;
  font-family: 'Hind Siliguri', sans-serif;
  font-weight: 700; font-size: 15px;
  cursor: pointer; transition: all .25s; letter-spacing: .01em;
}
.cf-btn:hover:not(:disabled) {
  background: var(--accent-deep);
  transform: translateY(-2px);
}
.cf-btn:disabled { opacity: .65; cursor: not-allowed; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
footer {
  background: var(--dark); color: rgba(250, 250, 246, .55);
  padding: 48px 0 24px;
  border-top: 1px solid rgba(255, 255, 255, .06);
}
footer .inner { max-width: 1280px; margin: 0 auto; padding: 0 40px; }
.fgrid {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px; margin-bottom: 36px;
}
.fabout p {
  color: rgba(250, 250, 246, .45);
  font-size: 13px; margin-top: 16px;
  line-height: 1.7; max-width: 340px;
}
.fsoc { display: flex; gap: 10px; margin-top: 20px; }
.fsoc a {
  width: 38px; height: 38px; border-radius: 10px;
  background: rgba(255, 255, 255, .06);
  display: grid; place-items: center;
  color: rgba(250, 250, 246, .6); font-size: 14px;
  text-decoration: none; transition: all .2s;
}
.fsoc a:hover { background: var(--accent); color: #fff; }
.fcol h5 {
  color: var(--bg); font-size: 11px; font-weight: 700;
  letter-spacing: .22em; text-transform: uppercase;
  margin-bottom: 18px;
}
.fcol ul { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.fcol a {
  color: rgba(250, 250, 246, .5); font-size: 13px;
  text-decoration: none; transition: color .2s;
}
.fcol a:hover { color: var(--accent); }
.fbot {
  border-top: 1px solid rgba(255, 255, 255, .06);
  padding-top: 20px;
  display: flex; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
  font-size: 12px; color: rgba(250, 250, 246, .4);
}
.fbot .heart { color: var(--accent); }

/* ==========================================================================
   TOAST
   ========================================================================== */
.toast {
  position: fixed; bottom: 28px; left: 50%;
  transform: translateX(-50%) translateY(80px);
  background: var(--ink); color: var(--bg);
  padding: 13px 22px; border-radius: 999px;
  font-size: 13px; font-weight: 600; letter-spacing: .01em;
  box-shadow: 0 12px 36px -8px rgba(0, 0, 0, .4);
  opacity: 0; transition: all .35s cubic-bezier(.2, .8, .2, 1);
  z-index: 9999; pointer-events: none;
  display: inline-flex; align-items: center; gap: 10px;
}
.toast::before {
  content: ""; width: 6px; height: 6px;
  background: var(--accent); border-radius: 50%;
}
.toast.show { transform: translateX(-50%) translateY(0); opacity: 1; }

/* ==========================================================================
   STICKY WHATSAPP FAB
   ========================================================================== */
.wa-fab {
  position: fixed; right: 24px; bottom: 24px; z-index: 7500;
  width: 60px; height: 60px; border-radius: 50%;
  background: #6B2D8C; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; text-decoration: none;
  box-shadow: 0 12px 32px -6px rgba(107, 45, 140, .55),
              0 4px 12px rgba(0, 0, 0, .15);
  transition: transform .25s cubic-bezier(.2, .8, .2, 1), box-shadow .25s;
  animation: wa-pop .5s cubic-bezier(.2, .8, .2, 1) both;
}
.wa-fab::before {
  content: ""; position: absolute; inset: -6px;
  border-radius: 50%; border: 2px solid #6B2D8C;
  opacity: .4; animation: wa-pulse 2.2s ease-out infinite;
}
.wa-fab::after {
  content: ""; position: absolute;
  right: 2px; bottom: 2px;
  width: 18px; height: 18px; border-radius: 50%;
  background: #2E9C4A; border: 2.5px solid #fff;
}
.wa-fab:hover {
  transform: scale(1.08);
  box-shadow: 0 16px 40px -8px rgba(107, 45, 140, .7),
              0 6px 16px rgba(0, 0, 0, .2);
}
.wa-fab-label {
  position: absolute; right: calc(100% + 14px); top: 50%;
  transform: translate(8px, -50%);
  background: #0B1F12; color: #fff;
  padding: 9px 16px; border-radius: 999px;
  font-family: 'Hind Siliguri', sans-serif;
  font-size: 13px; font-weight: 600;
  white-space: nowrap; opacity: 0; pointer-events: none;
  transition: transform .25s cubic-bezier(.2, .8, .2, 1), opacity .2s;
  box-shadow: 0 8px 24px -6px rgba(0, 0, 0, .3);
}
.wa-fab-label::before {
  content: ""; position: absolute;
  left: 100%; top: 50%; transform: translateY(-50%);
  border: 6px solid transparent; border-left-color: #0B1F12;
}
.wa-fab:hover .wa-fab-label {
  transform: translate(0, -50%); opacity: 1; pointer-events: auto;
}
@keyframes wa-pop { from { transform: scale(0) rotate(-90deg); opacity: 0; } }
@keyframes wa-pulse {
  0% { transform: scale(1); opacity: .5; }
  100% { transform: scale(1.5); opacity: 0; }
}

/* ==========================================================================
   ANIMATE-IN (JS-driven)
   ========================================================================== */
.reveal {
  opacity: 0; transform: translateY(16px);
  transition: opacity .6s ease, transform .6s ease;
}
.reveal.in { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-body { grid-template-columns: 1fr; gap: 48px; }
  .hero-side {
    border-left: none; border-top: 1px solid var(--rule);
    padding-left: 0; padding-top: 32px;
  }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px 0; row-gap: 24px; }
  .hstat:nth-child(2) { border-right: none; }
  .about-grid { grid-template-columns: 1fr; gap: 48px; }
  .prog-grid { grid-template-columns: repeat(2, 1fr); }
  .impact-grid { grid-template-columns: repeat(3, 1fr); }
  .impact-card:nth-child(3) { border-right: none; }
  .impact-card:nth-child(4),
  .impact-card:nth-child(5) { border-top: 1px solid var(--rule); }
  .test-grid { grid-template-columns: 1fr 1fr; }
  .test:nth-child(3) { grid-column: span 2; }
  .contact-grid { grid-template-columns: 1fr; gap: 48px; }
  .fgrid { grid-template-columns: 1fr 1fr; gap: 36px; }
  .bk-card { grid-template-columns: 1fr; }
  .bk-left { border-right: none; border-bottom: 1px solid var(--rule); }
  .sec-head { grid-template-columns: 1fr; gap: 18px; }
  .gal-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (max-width: 768px) {
  .nav-inner { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; top: 72px; left: 0; right: 0;
    background: rgba(250, 250, 246, .98);
    backdrop-filter: blur(18px);
    padding: 24px; gap: 18px;
    border-bottom: 1px solid var(--rule);
  }
  .hamburger { display: flex; }
  .hero { padding: 110px 24px 48px; }
  .hero h1 { font-size: clamp(2.4rem, 12vw, 4.4rem); }
  .section { padding: 56px 24px; }
  .section.alt > .inner,
  .section.dark > .inner,
  .donate-wrap .inner,
  .gallery-wrap .inner,
  .contact-wrap .inner,
  footer .inner { padding: 0 24px; }
  .hero-stats { grid-template-columns: 1fr 1fr; }
  .prog-grid { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr 1fr; }
  .impact-card {
    border-right: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
  }
  .impact-card:nth-child(even) { border-right: none; }
  .values { grid-template-columns: 1fr; }
  .test-grid { grid-template-columns: 1fr; }
  .test:nth-child(3) { grid-column: auto; }
  .bank-fields { grid-template-columns: 1fr; }
  .intl-grid { grid-template-columns: 1fr; }
  .fgrid { grid-template-columns: 1fr; }
  .bk-left, .bk-right,
  .bank-card, .intl-card { padding: 32px 24px; }
  .dtabs { flex-wrap: wrap; border-radius: 18px; }
  .gal-grid { grid-template-columns: 1fr 1fr; }
  .wa-fab { right: 14px; bottom: 14px; width: 54px; height: 54px; font-size: 25px; }
  .wa-fab-label { display: none; }
  .contact-form { padding: 28px 22px; }
  .hero-top { grid-template-columns: 1fr; }
  .hero-top .meta { text-align: left; }
}
@media (max-width: 480px) {
  .hstat { padding: 0 16px; }
  .btn { padding: 14px 22px; font-size: 14px; }
  .dtab { padding: 11px 18px; font-size: 13px; }
}