:root {
      --teal: #0B4D5C;
      --teal-dark: #073541;
      --teal-light: #1A7A8A;
      --gold: #D4A843;
      --gold-light: #F0C96A;
      --green: #2A7E5F;
      --green-light: #3DAF84;
      --cream: #F8F6F1;
      --white: #FFFFFF;
      --charcoal: #1A1A2E;
      --gray: #6B7280;
      --gray-light: #E8EDF0;
      --red: #C0392B;
    }

    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    html {
      scroll-behavior: smooth;
    }

    body {
      font-family: 'Hind Siliguri', 'Inter', sans-serif;
      background: var(--cream);
      color: var(--charcoal);
      overflow-x: hidden;
    }

    /* ─── LANGUAGE TOGGLE ─── */
    #lang-bar {
      background: var(--teal-dark);
      display: flex;
      justify-content: flex-end;
      align-items: center;
      padding: 8px 32px;
      gap: 8px;
      font-size: 13px;
    }

    #lang-bar span {
      color: #aac8d0;
    }

    .lang-btn {
      background: none;
      border: 1.5px solid var(--gold);
      color: var(--gold);
      padding: 4px 16px;
      border-radius: 20px;
      cursor: pointer;
      font-family: inherit;
      font-size: 13px;
      font-weight: 600;
      transition: all .2s;
    }

    .lang-btn.active,
    .lang-btn:hover {
      background: var(--gold);
      color: var(--teal-dark);
    }

    /* ─── NAVBAR ─── */
    nav {
      background: var(--teal);
      position: sticky;
      top: 0;
      z-index: 1000;
      box-shadow: 0 2px 20px rgba(0, 0, 0, .2);
    }

    .nav-inner {
      max-width: 1200px;
      margin: auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0 32px;
      height: 70px;
    }

    .logo-wrap {
      display: flex;
      align-items: center;
      gap: 14px;
      text-decoration: none;
    }

    .logo-icon {
      width: 48px;
      height: 48px;
      background: var(--gold);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 22px;
      flex-shrink: 0;
    }

    .logo-text {
      color: white;
      line-height: 1.2;
    }

    .logo-text .bn {
      font-size: 15px;
      font-weight: 700;
    }

    .logo-text .en {
      font-size: 11px;
      opacity: .75;
      font-family: 'Inter', sans-serif;
      letter-spacing: .5px;
    }

    .nav-links {
      display: flex;
      gap: 8px;
      align-items: center;
    }

    .nav-links a {
      color: rgba(255, 255, 255, .85);
      text-decoration: none;
      padding: 8px 14px;
      border-radius: 6px;
      font-size: 14px;
      font-weight: 500;
      transition: all .2s;
    }

    .nav-links a:hover {
      background: rgba(255, 255, 255, .12);
      color: white;
    }

    .nav-cta {
      background: var(--gold) !important;
      color: var(--teal-dark) !important;
      font-weight: 700 !important;
      padding: 9px 20px !important;
    }

    .nav-cta:hover {
      background: var(--gold-light) !important;
      transform: translateY(-1px);
    }

    .hamburger {
      display: none;
      flex-direction: column;
      gap: 5px;
      cursor: pointer;
      padding: 8px;
    }

    .hamburger span {
      width: 24px;
      height: 2px;
      background: white;
      border-radius: 2px;
      transition: .3s;
      display: block;
    }

    /* ─── HERO ─── */
    .hero {
      min-height: 92vh;
      background: linear-gradient(135deg, var(--teal-dark) 0%, var(--teal) 50%, #1A7A8A 100%);
      display: flex;
      align-items: center;
      justify-content: center;
      position: relative;
      overflow: hidden;
      text-align: center;
      padding: 80px 32px 60px;
    }

    .hero::before {
      content: '';
      position: absolute;
      inset: 0;
      background:
        radial-gradient(circle at 20% 50%, rgba(212, 168, 67, .12) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(42, 126, 95, .15) 0%, transparent 40%);
    }

    .hero-particles {
      position: absolute;
      inset: 0;
      overflow: hidden;
    }

    .particle {
      position: absolute;
      width: 4px;
      height: 4px;
      background: rgba(212, 168, 67, .4);
      border-radius: 50%;
      animation: float linear infinite;
    }

    @keyframes float {
      0% {
        transform: translateY(100vh) rotate(0deg);
        opacity: 0;
      }

      10% {
        opacity: 1;
      }

      90% {
        opacity: 1;
      }

      100% {
        transform: translateY(-100px) rotate(720deg);
        opacity: 0;
      }
    }

    .hero-content {
      position: relative;
      z-index: 1;
      max-width: 850px;
    }

    .hero-badge {
      display: inline-block;
      background: rgba(212, 168, 67, .2);
      border: 1px solid rgba(212, 168, 67, .5);
      color: var(--gold-light);
      padding: 6px 20px;
      border-radius: 30px;
      font-size: 13px;
      letter-spacing: 1px;
      font-family: 'Inter', sans-serif;
      margin-bottom: 28px;
      font-weight: 600;
    }

    .hero h1 {
      font-family: 'Hind Siliguri', serif;
      font-size: clamp(2.4rem, 6vw, 4.2rem);
      color: white;
      font-weight: 700;
      line-height: 1.2;
      margin-bottom: 8px;
    }

    .hero h1 span {
      color: var(--gold);
    }

    .hero .en-title {
      font-family: 'Playfair Display', serif;
      font-size: clamp(1.1rem, 3vw, 1.7rem);
      color: rgba(255, 255, 255, .7);
      margin-bottom: 28px;
      font-weight: 700;
      letter-spacing: 1px;
    }

    .hero p {
      font-size: clamp(1rem, 2vw, 1.2rem);
      color: rgba(255, 255, 255, .82);
      line-height: 1.8;
      max-width: 680px;
      margin: 0 auto 44px;
      font-weight: 300;
    }

    .hero-btns {
      display: flex;
      gap: 16px;
      justify-content: center;
      flex-wrap: wrap;
    }

    .btn-primary {
      background: var(--gold);
      color: var(--teal-dark);
      padding: 16px 36px;
      border-radius: 50px;
      font-weight: 700;
      font-size: 1rem;
      text-decoration: none;
      display: inline-block;
      transition: all .25s;
      box-shadow: 0 4px 24px rgba(212, 168, 67, .4);
      font-family: 'Hind Siliguri', sans-serif;
    }

    .btn-primary:hover {
      transform: translateY(-3px);
      box-shadow: 0 8px 30px rgba(212, 168, 67, .5);
    }

    .btn-outline {
      border: 2px solid rgba(255, 255, 255, .5);
      color: white;
      padding: 14px 34px;
      border-radius: 50px;
      font-weight: 600;
      font-size: 1rem;
      text-decoration: none;
      display: inline-block;
      transition: all .25s;
      font-family: 'Hind Siliguri', sans-serif;
    }

    .btn-outline:hover {
      border-color: white;
      background: rgba(255, 255, 255, .1);
      transform: translateY(-2px);
    }

    .hero-scroll {
      position: absolute;
      bottom: 28px;
      left: 50%;
      transform: translateX(-50%);
      color: rgba(255, 255, 255, .5);
      font-size: 12px;
      letter-spacing: 2px;
      animation: bounce 2s infinite;
      text-align: center;
      font-family: 'Inter', sans-serif;
    }

    .hero-scroll::after {
      content: '↓';
      display: block;
      font-size: 20px;
      margin-top: 4px;
      opacity: .7;
    }

    @keyframes bounce {

      0%,
      100% {
        transform: translateX(-50%) translateY(0)
      }

      50% {
        transform: translateX(-50%) translateY(8px)
      }
    }

    /* ─── IMPACT NUMBERS ─── */
    .impact {
      background: white;
      padding: 80px 32px;
    }

    .section-label {
      text-align: center;
      font-size: 12px;
      letter-spacing: 3px;
      text-transform: uppercase;
      color: var(--teal-light);
      font-family: 'Inter', sans-serif;
      font-weight: 600;
      margin-bottom: 16px;
    }

    .section-title {
      text-align: center;
      font-family: 'Hind Siliguri', sans-serif;
      font-size: clamp(1.8rem, 4vw, 2.8rem);
      color: var(--charcoal);
      font-weight: 700;
      margin-bottom: 12px;
      line-height: 1.3;
    }

    .section-sub {
      text-align: center;
      color: var(--gray);
      font-size: 1rem;
      max-width: 560px;
      margin: 0 auto 60px;
      line-height: 1.7;
    }

    .stats-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 28px;
      max-width: 1100px;
      margin: 0 auto;
    }

    .stat-card {
      background: linear-gradient(135deg, var(--teal) 0%, var(--teal-dark) 100%);
      border-radius: 20px;
      padding: 40px 24px;
      text-align: center;
      color: white;
      position: relative;
      overflow: hidden;
      transition: transform .3s;
    }

    .stat-card::before {
      content: '';
      position: absolute;
      top: -30px;
      right: -30px;
      width: 100px;
      height: 100px;
      background: rgba(255, 255, 255, .06);
      border-radius: 50%;
    }

    .stat-card:hover {
      transform: translateY(-6px);
    }

    .stat-icon {
      font-size: 2.4rem;
      margin-bottom: 16px;
      display: block;
    }

    .stat-num {
      font-family: 'Playfair Display', serif;
      font-size: clamp(2.4rem, 4vw, 3.2rem);
      font-weight: 800;
      color: var(--gold);
      display: block;
      line-height: 1;
    }

    .stat-plus {
      color: var(--gold-light);
      font-size: 1.8rem;
    }

    .stat-label {
      font-size: .92rem;
      color: rgba(255, 255, 255, .8);
      margin-top: 10px;
      line-height: 1.5;
      font-weight: 500;
    }

    .stat-year {
      font-size: .75rem;
      color: rgba(255, 255, 255, .5);
      margin-top: 6px;
      font-family: 'Inter', sans-serif;
    }

    /* ─── ABOUT ─── */
    .about {
      padding: 100px 32px;
      background: var(--cream);
    }

    .about-inner {
      max-width: 1100px;
      margin: auto;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 80px;
      align-items: center;
    }

    .about-visual {
      position: relative;
    }

    .about-img-main {
      width: 100%;
      border-radius: 20px;
      background: linear-gradient(135deg, var(--teal) 0%, var(--green) 100%);
      height: 420px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 80px;
      position: relative;
      overflow: hidden;
    }

    .about-img-main::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      right: 0;
      height: 40%;
      background: linear-gradient(transparent, rgba(0, 0, 0, .3));
      border-radius: 0 0 20px 20px;
    }

    .about-badge-float {
      position: absolute;
      bottom: -20px;
      right: -20px;
      background: var(--gold);
      color: var(--teal-dark);
      border-radius: 16px;
      padding: 20px 24px;
      font-weight: 700;
      font-size: 1.4rem;
      box-shadow: 0 8px 30px rgba(0, 0, 0, .15);
      line-height: 1.2;
      text-align: center;
    }

    .about-badge-float small {
      font-size: .75rem;
      font-weight: 500;
      display: block;
    }

    .about-text h2 {
      font-family: 'Hind Siliguri', sans-serif;
      font-size: clamp(1.8rem, 3vw, 2.5rem);
      font-weight: 700;
      color: var(--teal-dark);
      line-height: 1.3;
      margin-bottom: 24px;
    }

    .about-text p {
      color: #4A5568;
      font-size: 1rem;
      line-height: 1.9;
      margin-bottom: 20px;
    }

    .about-pillars {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 16px;
      margin-top: 32px;
    }

    .pillar {
      background: white;
      border-radius: 12px;
      padding: 20px;
      border-left: 4px solid var(--teal);
      transition: .2s;
    }

    .pillar:hover {
      transform: translateX(4px);
      border-left-color: var(--gold);
    }

    .pillar-icon {
      font-size: 1.6rem;
      margin-bottom: 8px;
    }

    .pillar h4 {
      font-size: .95rem;
      font-weight: 700;
      color: var(--teal-dark);
      margin-bottom: 4px;
    }

    .pillar p {
      font-size: .82rem;
      color: var(--gray);
      line-height: 1.5;
      margin: 0;
    }

    /* ─── PROGRAMS ─── */
    .programs {
      padding: 100px 32px;
      background: white;
    }

    .programs-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 28px;
      max-width: 1100px;
      margin: 0 auto;
    }

    .program-card {
      border-radius: 20px;
      overflow: hidden;
      box-shadow: 0 4px 24px rgba(0, 0, 0, .07);
      transition: .3s;
      background: white;
      border: 1px solid var(--gray-light);
    }

    .program-card:hover {
      transform: translateY(-8px);
      box-shadow: 0 16px 40px rgba(0, 0, 0, .12);
    }

    .program-header {
      padding: 36px 32px 28px;
      position: relative;
    }

    .ph-1 {
      background: linear-gradient(135deg, #0B4D5C, #1A7A8A);
    }

    .ph-2 {
      background: linear-gradient(135deg, #2A7E5F, #3DAF84);
    }

    .ph-3 {
      background: linear-gradient(135deg, #7B3F8C, #A855C5);
    }

    .ph-4 {
      background: linear-gradient(135deg, #C0392B, #E74C3C);
    }

    .ph-5 {
      background: linear-gradient(135deg, #D4A843, #F0C96A);
    }

    .ph-6 {
      background: linear-gradient(135deg, #1A3A5C, #2E6DA4);
    }

    .program-icon {
      font-size: 3rem;
      margin-bottom: 12px;
      display: block;
    }

    .program-header h3 {
      color: white;
      font-size: 1.2rem;
      font-weight: 700;
      margin-bottom: 6px;
      font-family: 'Hind Siliguri', sans-serif;
    }

    .program-header .en-sub {
      color: rgba(255, 255, 255, .7);
      font-size: .8rem;
      font-family: 'Inter', sans-serif;
      letter-spacing: .5px;
    }

    .program-body {
      padding: 24px 32px 28px;
    }

    .program-body p {
      color: #4A5568;
      font-size: .92rem;
      line-height: 1.8;
      margin-bottom: 18px;
    }

    .program-stat {
      display: flex;
      align-items: center;
      gap: 10px;
      background: var(--cream);
      border-radius: 10px;
      padding: 12px 16px;
    }

    .program-stat .num {
      font-size: 1.5rem;
      font-weight: 800;
      color: var(--teal);
      font-family: 'Playfair Display', serif;
    }

    .program-stat .desc {
      font-size: .8rem;
      color: var(--gray);
      line-height: 1.4;
    }

    /* ─── GALLERY / IMPACT STORIES ─── */
    .stories {
      padding: 100px 32px;
      background: var(--cream);
    }

    .stories-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
      gap: 24px;
      max-width: 1100px;
      margin: 0 auto;
    }

    .story-card {
      background: white;
      border-radius: 16px;
      padding: 32px;
      box-shadow: 0 2px 16px rgba(0, 0, 0, .06);
      border-top: 4px solid var(--teal);
      transition: .3s;
    }

    .story-card:nth-child(2) {
      border-top-color: var(--gold);
    }

    .story-card:nth-child(3) {
      border-top-color: var(--green);
    }

    .story-card:nth-child(4) {
      border-top-color: #9B59B6;
    }

    .story-card:hover {
      transform: translateY(-4px);
      box-shadow: 0 12px 32px rgba(0, 0, 0, .1);
    }

    .story-quote {
      font-size: 2.5rem;
      color: var(--teal);
      opacity: .3;
      font-family: 'Playfair Display', serif;
      line-height: 1;
      margin-bottom: 12px;
    }

    .story-card p {
      color: #4A5568;
      font-size: .95rem;
      line-height: 1.8;
      font-style: italic;
      margin-bottom: 20px;
    }

    .story-person {
      display: flex;
      align-items: center;
      gap: 12px;
    }

    .story-avatar {
      width: 44px;
      height: 44px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.4rem;
      flex-shrink: 0;
    }

    .sa-1 {
      background: #E8F4F8;
    }

    .sa-2 {
      background: #FEF9E7;
    }

    .sa-3 {
      background: #E8F8F0;
    }

    .sa-4 {
      background: #F5EEF8;
    }

    .story-person h4 {
      font-size: .9rem;
      font-weight: 700;
      color: var(--charcoal);
    }

    .story-person span {
      font-size: .78rem;
      color: var(--gray);
    }

    /* ─── TIMELINE ─── */
    .timeline-sec {
      padding: 100px 32px;
      background: white;
    }

    .timeline {
      max-width: 800px;
      margin: 0 auto;
      position: relative;
    }

    .timeline::before {
      content: '';
      position: absolute;
      left: 50%;
      top: 0;
      bottom: 0;
      width: 2px;
      background: linear-gradient(var(--teal), var(--green));
      transform: translateX(-50%);
    }

    .tl-item {
      display: flex;
      align-items: flex-start;
      gap: 32px;
      margin-bottom: 56px;
      position: relative;
    }

    .tl-item:nth-child(even) {
      flex-direction: row-reverse;
    }

    .tl-item:nth-child(even) .tl-content {
      text-align: right;
    }

    .tl-year {
      background: var(--teal);
      color: white;
      font-family: 'Playfair Display', serif;
      font-size: 1.1rem;
      font-weight: 800;
      padding: 10px 16px;
      border-radius: 30px;
      white-space: nowrap;
      position: relative;
      z-index: 1;
      flex-shrink: 0;
    }

    .tl-dot {
      position: absolute;
      left: 50%;
      top: 12px;
      width: 16px;
      height: 16px;
      background: var(--gold);
      border-radius: 50%;
      transform: translateX(-50%);
      border: 3px solid white;
      box-shadow: 0 0 0 3px var(--gold);
    }

    .tl-content {
      flex: 1;
    }

    .tl-content h3 {
      font-size: 1rem;
      font-weight: 700;
      color: var(--teal-dark);
      margin-bottom: 6px;
      font-family: 'Hind Siliguri', sans-serif;
    }

    .tl-content p {
      font-size: .88rem;
      color: var(--gray);
      line-height: 1.7;
    }

    /* ─── TRANSPARENCY ─── */
    .transparency {
      padding: 100px 32px;
      background: linear-gradient(135deg, var(--teal-dark) 0%, var(--teal) 100%);
      color: white;
    }

    .transparency .section-title {
      color: white;
    }

    .transparency .section-sub {
      color: rgba(255, 255, 255, .7);
    }

    .transp-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
      gap: 24px;
      max-width: 1000px;
      margin: 0 auto;
    }

    .transp-card {
      background: rgba(255, 255, 255, .08);
      border: 1px solid rgba(255, 255, 255, .15);
      border-radius: 16px;
      padding: 32px 24px;
      text-align: center;
      backdrop-filter: blur(4px);
      transition: .3s;
    }

    .transp-card:hover {
      background: rgba(255, 255, 255, .14);
      transform: translateY(-4px);
    }

    .transp-pct {
      font-family: 'Playfair Display', serif;
      font-size: 2.8rem;
      font-weight: 800;
      color: var(--gold);
      display: block;
      line-height: 1;
    }

    .transp-card p {
      color: rgba(255, 255, 255, .75);
      font-size: .88rem;
      margin-top: 10px;
      line-height: 1.6;
    }

    /* ─── DONATE ─── */
    .donate {
      padding: 100px 32px;
      background: var(--cream);
    }

    .donate-inner {
      max-width: 1000px;
      margin: auto;
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 60px;
      align-items: start;
    }

    .donate-text h2 {
      font-family: 'Hind Siliguri', sans-serif;
      font-size: clamp(1.8rem, 3vw, 2.4rem);
      font-weight: 700;
      color: var(--teal-dark);
      line-height: 1.3;
      margin-bottom: 20px;
    }

    .donate-text p {
      color: #4A5568;
      font-size: 1rem;
      line-height: 1.8;
      margin-bottom: 24px;
    }

    .impact-list {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }

    .impact-list li {
      display: flex;
      align-items: center;
      gap: 12px;
      font-size: .95rem;
      color: #4A5568;
    }

    .impact-list li::before {
      content: '✓';
      background: var(--green);
      color: white;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: .75rem;
      font-weight: 700;
      flex-shrink: 0;
    }

    .donate-form-wrap {
      background: white;
      border-radius: 24px;
      padding: 40px;
      box-shadow: 0 8px 40px rgba(0, 0, 0, .1);
      border-top: 4px solid var(--gold);
    }

    .donate-form-wrap h3 {
      font-size: 1.4rem;
      font-weight: 700;
      color: var(--teal-dark);
      margin-bottom: 24px;
      font-family: 'Hind Siliguri', sans-serif;
    }

    .amount-btns {
      display: flex;
      flex-wrap: wrap;
      gap: 10px;
      margin-bottom: 20px;
    }

    .amt-btn {
      border: 2px solid var(--gray-light);
      background: white;
      color: var(--charcoal);
      padding: 10px 20px;
      border-radius: 10px;
      cursor: pointer;
      font-weight: 600;
      font-size: .9rem;
      font-family: 'Hind Siliguri', sans-serif;
      transition: .2s;
    }

    .amt-btn:hover,
    .amt-btn.selected {
      border-color: var(--teal);
      background: var(--teal);
      color: white;
    }

    .form-group {
      margin-bottom: 18px;
    }

    .form-group label {
      display: block;
      font-size: .88rem;
      font-weight: 600;
      color: var(--charcoal);
      margin-bottom: 6px;
    }

    .form-group input,
    .form-group select {
      width: 100%;
      padding: 12px 16px;
      border: 1.5px solid var(--gray-light);
      border-radius: 10px;
      font-size: .95rem;
      font-family: 'Hind Siliguri', sans-serif;
      outline: none;
      transition: .2s;
      background: white;
    }

    .form-group input:focus,
    .form-group select:focus {
      border-color: var(--teal);
    }

    .donate-submit {
      width: 100%;
      background: linear-gradient(135deg, var(--gold), var(--gold-light));
      color: var(--teal-dark);
      border: none;
      padding: 16px;
      border-radius: 50px;
      font-size: 1.1rem;
      font-weight: 700;
      cursor: pointer;
      font-family: 'Hind Siliguri', sans-serif;
      transition: .3s;
      box-shadow: 0 4px 20px rgba(212, 168, 67, .35);
    }

    .donate-submit:hover {
      transform: translateY(-2px);
      box-shadow: 0 8px 28px rgba(212, 168, 67, .5);
    }

    /* ─── PARTNERS ─── */
    .partners {
      padding: 80px 32px;
      background: white;
    }

    .partner-logos {
      display: flex;
      flex-wrap: wrap;
      justify-content: center;
      gap: 24px;
      max-width: 900px;
      margin: 0 auto;
    }

    .partner-logo {
      background: var(--cream);
      border: 1.5px solid var(--gray-light);
      border-radius: 12px;
      padding: 16px 28px;
      font-weight: 700;
      font-size: .88rem;
      color: var(--gray);
      display: flex;
      align-items: center;
      gap: 8px;
      transition: .2s;
    }

    .partner-logo:hover {
      border-color: var(--teal);
      color: var(--teal);
      background: #EBF5F7;
    }

    /* ─── CONTACT ─── */
    .contact {
      padding: 100px 32px;
      background: var(--cream);
    }

    .contact-inner {
      max-width: 1000px;
      margin: auto;
      display: grid;
      grid-template-columns: 1fr 1.2fr;
      gap: 60px;
    }

    .contact-info h2 {
      font-family: 'Hind Siliguri', sans-serif;
      font-size: 2rem;
      font-weight: 700;
      color: var(--teal-dark);
      margin-bottom: 20px;
    }

    .contact-info p {
      color: #4A5568;
      line-height: 1.8;
      margin-bottom: 32px;
      font-size: .95rem;
    }

    .contact-detail {
      display: flex;
      flex-direction: column;
      gap: 18px;
    }

    .cd-item {
      display: flex;
      align-items: flex-start;
      gap: 14px;
    }

    .cd-icon {
      width: 44px;
      height: 44px;
      border-radius: 12px;
      background: var(--teal);
      color: white;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.2rem;
      flex-shrink: 0;
    }

    .cd-item h4 {
      font-size: .85rem;
      font-weight: 700;
      color: var(--teal-dark);
      margin-bottom: 3px;
    }

    .cd-item p {
      font-size: .9rem;
      color: #4A5568;
      margin: 0;
    }

    .contact-form {
      background: white;
      border-radius: 24px;
      padding: 40px;
      box-shadow: 0 4px 24px rgba(0, 0, 0, .08);
    }

    .contact-form h3 {
      font-size: 1.3rem;
      font-weight: 700;
      color: var(--teal-dark);
      margin-bottom: 24px;
      font-family: 'Hind Siliguri', sans-serif;
    }

    .contact-submit {
      width: 100%;
      background: var(--teal);
      color: white;
      border: none;
      padding: 14px;
      border-radius: 50px;
      font-size: 1rem;
      font-weight: 700;
      cursor: pointer;
      font-family: 'Hind Siliguri', sans-serif;
      transition: .2s;
    }

    .contact-submit:hover {
      background: var(--teal-dark);
      transform: translateY(-2px);
    }

    textarea {
      width: 100%;
      padding: 12px 16px;
      border: 1.5px solid var(--gray-light);
      border-radius: 10px;
      font-size: .95rem;
      font-family: 'Hind Siliguri', sans-serif;
      outline: none;
      transition: .2s;
      resize: vertical;
      min-height: 100px;
    }

    textarea:focus {
      border-color: var(--teal);
    }

    /* ─── FOOTER ─── */
    footer {
      background: var(--charcoal);
      color: rgba(255, 255, 255, .7);
      padding: 60px 32px 30px;
    }

    .footer-inner {
      max-width: 1100px;
      margin: auto;
      display: grid;
      grid-template-columns: 2fr 1fr 1fr 1fr;
      gap: 40px;
      margin-bottom: 48px;
    }

    .footer-brand .logo-wrap {
      margin-bottom: 16px;
    }

    .footer-brand p {
      font-size: .88rem;
      line-height: 1.8;
      color: rgba(255, 255, 255, .55);
    }

    .footer-socials {
      display: flex;
      gap: 10px;
      margin-top: 20px;
    }

    .social-btn {
      width: 36px;
      height: 36px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .1);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1rem;
      text-decoration: none;
      color: white;
      transition: .2s;
    }

    .social-btn:hover {
      background: var(--gold);
      color: var(--teal-dark);
    }

    .footer-col h4 {
      color: white;
      font-size: .9rem;
      font-weight: 700;
      margin-bottom: 16px;
      font-family: 'Hind Siliguri', sans-serif;
    }

    .footer-col ul {
      list-style: none;
      display: flex;
      flex-direction: column;
      gap: 10px;
      padding: 0;
    }

    .footer-col ul a {
      color: rgba(255, 255, 255, .55);
      text-decoration: none;
      font-size: .87rem;
      transition: .2s;
    }

    .footer-col ul a:hover {
      color: var(--gold);
      padding-left: 4px;
    }

    .footer-bottom {
      border-top: 1px solid rgba(255, 255, 255, .1);
      padding-top: 24px;
      display: flex;
      justify-content: space-between;
      align-items: center;
      flex-wrap: wrap;
      gap: 12px;
    }

    .footer-bottom p {
      font-size: .82rem;
    }

    .reg-info {
      font-size: .8rem;
      color: rgba(255, 255, 255, .4);
    }

    /* ─── GOOGLE SEARCH SNIPPET ─── */
    .seo-section {
      padding: 80px 32px;
      background: #F0F4F8;
    }

    .seo-inner {
      max-width: 900px;
      margin: auto;
    }

    .google-preview {
      background: white;
      border-radius: 12px;
      padding: 24px 28px;
      box-shadow: 0 2px 12px rgba(0, 0, 0, .1);
      font-family: arial, sans-serif;
      max-width: 600px;
      border: 1px solid #dfe1e5;
    }

    .gp-site {
      font-size: 14px;
      color: #202124;
      margin-bottom: 2px;
      display: flex;
      align-items: center;
      gap: 8px;
    }

    .gp-favicon {
      width: 18px;
      height: 18px;
      background: var(--teal);
      border-radius: 50%;
      display: inline-block;
    }

    .gp-url {
      font-size: 12px;
      color: #4d5156;
      margin-bottom: 6px;
    }

    .gp-title {
      font-size: 20px;
      color: #1a0dab;
      margin-bottom: 4px;
      text-decoration: underline;
      cursor: pointer;
    }

    .gp-title:hover {
      color: #1a0dab;
    }

    .gp-desc {
      font-size: 14px;
      color: #4d5156;
      line-height: 1.6;
    }

    .gp-desc strong {
      color: #202124;
    }

    .seo-tips {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
      gap: 20px;
      margin-top: 40px;
    }

    .seo-tip {
      background: white;
      border-radius: 12px;
      padding: 24px;
      box-shadow: 0 2px 8px rgba(0, 0, 0, .06);
      text-align: center;
    }

    .seo-tip .tip-icon {
      font-size: 2rem;
      margin-bottom: 10px;
    }

    .seo-tip h4 {
      font-size: .92rem;
      font-weight: 700;
      color: var(--teal-dark);
      margin-bottom: 6px;
    }

    .seo-tip p {
      font-size: .8rem;
      color: var(--gray);
      line-height: 1.6;
    }

    /* ─── STICKY DONATE ─── */
    .sticky-cta {
      position: fixed;
      bottom: 24px;
      right: 24px;
      background: var(--gold);
      color: var(--teal-dark);
      padding: 14px 24px;
      border-radius: 50px;
      font-weight: 700;
      font-size: .95rem;
      box-shadow: 0 8px 30px rgba(212, 168, 67, .5);
      text-decoration: none;
      z-index: 999;
      transition: .3s;
      font-family: 'Hind Siliguri', sans-serif;
      display: flex;
      align-items: center;
      gap: 8px;
      animation: pulse 3s infinite;
    }

    .sticky-cta:hover {
      transform: scale(1.05);
    }

    @keyframes pulse {

      0%,
      100% {
        box-shadow: 0 8px 30px rgba(212, 168, 67, .5)
      }

      50% {
        box-shadow: 0 12px 40px rgba(212, 168, 67, .75)
      }
    }

    /* ─── LANG TOGGLE LOGIC ─── */
    .bn {
      display: block;
    }

    .en {
      display: none;
    }

    body.lang-en .bn {
      display: none;
    }

    body.lang-en .en {
      display: block;
    }

    body.lang-en .bn-inline {
      display: none;
    }

    body.lang-en .en-inline {
      display: inline;
    }

    .bn-inline {
      display: inline;
    }

    .en-inline {
      display: none;
    }

    /* ─── RESPONSIVE ─── */
    @media (max-width: 900px) {

      .about-inner,
      .donate-inner,
      .contact-inner {
        grid-template-columns: 1fr;
        gap: 40px;
      }

      .footer-inner {
        grid-template-columns: 1fr 1fr;
      }

      .timeline::before {
        left: 24px;
      }

      .tl-item,
      .tl-item:nth-child(even) {
        flex-direction: row;
      }

      .tl-item:nth-child(even) .tl-content {
        text-align: left;
      }

      .tl-dot {
        left: 24px;
      }

      .tl-year {
        display: none;
      }

      .about-badge-float {
        right: 0;
        bottom: -10px;
      }
    }

    @media (max-width: 600px) {
      .nav-links {
        display: none;
      }

      .nav-links.open {
        display: flex;
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--teal-dark);
        padding: 16px;
        gap: 4px;
      }

      .hamburger {
        display: flex;
      }

      .footer-inner {
        grid-template-columns: 1fr;
      }

      .about-pillars {
        grid-template-columns: 1fr;
      }

      #lang-bar {
        padding: 8px 16px;
      }
    }

    /* Preserve the original navigation behavior alongside Bootstrap's navbar base styles. */
    nav.navbar {
      background: var(--teal);
      position: sticky;
      top: 0;
      z-index: 1000;
      padding: 0;
      box-shadow: 0 2px 20px rgba(0, 0, 0, .2);
    }