:root {
  --bg: #fbfaf5;
  --fg: #172218;
  --muted: #5b6a5f;
  --card: #ffffff;
  --border: #e0e2d9;
  --primary: #1f5e3a;
  --primary-fg: #fdfaf1;
  --accent: #e4a441;
  --accent-fg: #1a2b1c;
  --gold: #d9a84a;
  --radius: 10px;
  --shadow: 0 12px 30px -14px rgba(31,94,58,.35);
  --font-sans: "Inter", "Noto Sans Bengali", system-ui, -apple-system, sans-serif;
  --font-display: "Merriweather", "Noto Serif Bengali", serif;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin:0; font-family:var(--font-sans); background:var(--bg); color:var(--fg); line-height:1.55; }
a { color:var(--primary); text-decoration:none; }
a:hover { text-decoration:underline; }
img { max-width:100%; height:auto; display:block; }
h1,h2,h3,h4 { font-family:var(--font-display); letter-spacing:-0.01em; margin:0 0 .4em; color:var(--fg); }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight:900; line-height:1.1; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight:800; }
h3 { font-size: 1.15rem; font-weight:700; }
.container { max-width:1200px; margin:0 auto; padding:0 20px; }

/* Language toggle */
.lang { display:none; }
body.ayp-lang-en .lang-en { display:inline; }
body.ayp-lang-bn .lang-bn { display:inline; }
body.ayp-lang-bn { font-family:"Noto Sans Bengali", var(--font-sans); }
body.ayp-lang-bn h1, body.ayp-lang-bn h2, body.ayp-lang-bn h3, body.ayp-lang-bn h4 { font-family:"Noto Serif Bengali", var(--font-display); }

/* Tricolor bar */
.tricolor { height:4px; background: linear-gradient(to right, #e4a441 0 33.33%, #ffffff 33.33% 66.66%, #1f5e3a 66.66% 100%); }

/* Header */
.site-topbar { background:var(--primary); color:var(--primary-fg); font-size:12px; }
.site-topbar .container { display:flex; align-items:center; justify-content:space-between; padding-top:8px; padding-bottom:8px; gap:10px; }
.lang-toggle { background:rgba(255,255,255,.12); color:#fff; border:0; padding:4px 10px; border-radius:6px; font-size:11px; cursor:pointer; }
.lang-toggle:hover { background:rgba(255,255,255,.22); }
.site-header { background:#fff; border-bottom:1px solid var(--border); position:sticky; top:0; z-index:30; }
.site-header .container { display:flex; align-items:center; justify-content:space-between; padding-top:14px; padding-bottom:14px; gap:16px; }
.brand { display:flex; align-items:center; gap:14px; }
.brand-seal { width:52px; height:52px; border-radius:50%; background:var(--primary); color:#fff; display:grid; place-items:center; font-weight:900; font-family:var(--font-display); font-size:20px; box-shadow:0 0 0 3px var(--accent); }
.brand-title { font-family:var(--font-display); font-weight:900; color:var(--primary); font-size:1.2rem; line-height:1.1; }
.brand-sub { font-size:11px; text-transform:uppercase; letter-spacing:.14em; color:var(--muted); }
.primary-nav { display:flex; gap:2px; flex-wrap:wrap; }
.primary-nav a { padding:8px 12px; border-radius:6px; font-weight:500; font-size:14px; color:var(--fg); }
.primary-nav a:hover { background:#eef1ea; color:var(--primary); text-decoration:none; }
.primary-nav a.current { background:var(--primary); color:#fff; }
.nav-toggle { display:none; background:none; border:0; color:var(--primary); font-size:26px; cursor:pointer; }
@media (max-width: 1024px) {
  .nav-toggle { display:block; }
  .primary-nav { display:none; width:100%; flex-direction:column; padding:10px 0; border-top:1px solid var(--border); }
  .primary-nav.open { display:flex; }
  .site-header .container { flex-wrap:wrap; }
}

/* Hero */
.hero { position:relative; overflow:hidden; color:#fff; }
.hero__bg { position:absolute; inset:0; }
.hero__bg img { width:100%; height:100%; object-fit:cover; }
.hero__veil { position:absolute; inset:0; background: linear-gradient(135deg, #12432a 0%, rgba(31,94,58,.7) 55%, rgba(31,94,58,0) 100%); }
.hero__inner { position:relative; padding: 80px 20px; display:grid; grid-template-columns: 1.4fr 1fr; gap:40px; max-width:1200px; margin:0 auto; }
@media (max-width: 900px) { .hero__inner { grid-template-columns: 1fr; padding:60px 20px; } }
.hero__eyebrow { display:inline-block; border:1px solid rgba(228,164,65,.6); background:rgba(228,164,65,.12); color:#f2c88a; text-transform:uppercase; letter-spacing:.18em; font-size:11px; font-weight:700; padding:4px 12px; border-radius:99px; }
.hero h1 { color:#fff; }
.hero h1 .highlight { color:var(--accent); }
.hero p.lead { color:rgba(255,255,255,.85); font-size:1.05rem; max-width:640px; }
.hero__cta { display:flex; gap:12px; flex-wrap:wrap; margin-top:24px; }
.btn { display:inline-flex; align-items:center; gap:6px; padding:12px 20px; border-radius:8px; font-weight:600; border:0; cursor:pointer; font-size:14px; }
.btn-primary { background:var(--accent); color:var(--accent-fg); box-shadow:0 8px 20px -8px rgba(228,164,65,.6); }
.btn-primary:hover { filter:brightness(.95); text-decoration:none; }
.btn-outline { background:rgba(255,255,255,.1); color:#fff; border:1px solid rgba(255,255,255,.3); backdrop-filter:blur(4px); }
.btn-outline:hover { background:rgba(255,255,255,.22); text-decoration:none; }
.hero__trust { display:flex; flex-wrap:wrap; gap:24px; margin-top:28px; font-size:14px; color:rgba(255,255,255,.85); }
.hero__trust span { display:inline-flex; align-items:center; gap:6px; }
.hero__trust svg { color:var(--accent); }

/* Certificate card */
.cert {
  background:
    repeating-linear-gradient(0deg, transparent 0 39px, rgba(0,0,0,.06) 39px 40px),
    #fdfbf3;
  color:var(--fg); border-radius:12px; padding:24px; box-shadow: 0 20px 40px -20px rgba(0,0,0,.5); position:relative;
}
.cert-head { display:flex; justify-content:space-between; align-items:flex-start; }
.cert-eyebrow { font-size:10px; letter-spacing:.14em; text-transform:uppercase; color:var(--muted); font-weight:700; }
.cert-title { font-family:var(--font-display); font-weight:900; color:var(--primary); font-size:1.1rem; }
.stamp { border:2px solid var(--primary); color:var(--primary); padding:4px 10px; letter-spacing:.14em; text-transform:uppercase; font-size:11px; font-weight:800; transform:rotate(-4deg); background:rgba(31,94,58,.05); display:inline-block; }
.cert dl { margin:16px 0 0; }
.cert dl > div { display:flex; justify-content:space-between; border-bottom:1px dashed var(--border); padding:6px 0; font-size:14px; }
.cert dt { color:var(--muted); } .cert dd { margin:0; font-weight:700; }

/* Section utilities */
section { padding:64px 0; }
.section-lead { max-width:720px; }
.eyebrow { display:inline-block; border:1px solid rgba(31,94,58,.3); background:rgba(31,94,58,.06); color:var(--primary); text-transform:uppercase; letter-spacing:.16em; font-size:11px; font-weight:800; padding:4px 12px; border-radius:99px; margin-bottom:10px; }
.muted { color:var(--muted); }
.grid { display:grid; gap:24px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: 1fr 1fr; } .grid-2 { grid-template-columns:1fr; } }
@media (max-width: 560px) { .grid-3, .grid-4 { grid-template-columns: 1fr; } }

.section-alt { background:#f0eddd; }
.section-soft { background:#eef1ea; }

/* Cards */
.card { background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:22px; }
.card-hover { transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.card-hover:hover { transform:translateY(-3px); border-color:var(--primary); box-shadow: var(--shadow); }
.card h3 { color:var(--primary); }

.stat .num { font-family:var(--font-display); font-weight:900; color:var(--primary); font-size:1.6rem; }
.stat .label { font-size:13px; color:var(--muted); }

.step { position:relative; }
.step-num { position:absolute; top:-14px; left:22px; width:32px; height:32px; background:var(--primary); color:#fff; border-radius:50%; display:grid; place-items:center; font-weight:800; }

/* Buttons on light */
.btn-solid { background:var(--primary); color:#fff; }
.btn-solid:hover { background:#164a2e; text-decoration:none; }

/* Form */
.field label { display:block; font-size:11px; font-weight:700; text-transform:uppercase; letter-spacing:.1em; color:var(--muted); margin-bottom:4px; }
.field input, .field select, .field textarea {
  width:100%; padding:10px 12px; border:1px solid var(--border); border-radius:8px; background:#fff; font: inherit;
}
.field input:focus, .field select:focus, .field textarea:focus { outline:0; border-color:var(--primary); box-shadow:0 0 0 3px rgba(31,94,58,.15); }
.field { margin-bottom:12px; }

/* FAQ */
details.faq { background:#fff; border:1px solid var(--border); border-radius:10px; padding:18px 20px; margin-bottom:10px; }
details.faq summary { cursor:pointer; font-weight:600; display:flex; justify-content:space-between; gap:14px; list-style:none; }
details.faq summary::-webkit-details-marker { display:none; }
details.faq summary::after { content:"+"; width:22px; height:22px; background:var(--primary); color:#fff; border-radius:50%; display:grid; place-items:center; font-weight:800; transition:transform .2s; }
details.faq[open] summary::after { transform:rotate(45deg); }
details.faq p { margin: 10px 0 0; color:var(--muted); font-size:14px; }

/* Page hero (inner pages) */
.page-hero { background:var(--primary); color:#fff; position:relative; padding:56px 0 60px; }
.page-hero::after { content:""; display:block; height:4px; background: linear-gradient(to right, #e4a441 0 33.33%, #fff 33.33% 66.66%, #1f5e3a 66.66% 100%); position:absolute; left:0; right:0; bottom:0; }
.page-hero h1 { color:#fff; }
.page-hero p { color:rgba(255,255,255,.82); max-width:720px; }

/* Alert boxes */
.alert { border-left:4px solid var(--accent); background:#f6f3e6; padding:16px 18px; border-radius:8px; font-size:14px; }
.alert-primary { border-left-color:var(--primary); background:rgba(31,94,58,.06); }

/* Tables */
table.status { width:100%; border-collapse:collapse; margin-top:16px; font-size:14px; }
table.status th, table.status td { padding:10px 12px; border-bottom:1px solid var(--border); text-align:left; }
table.status th { background:#eef1ea; }

/* Footer */
.site-footer { background:var(--primary); color:var(--primary-fg); margin-top:80px; }
.site-footer .container { padding-top:56px; padding-bottom:24px; }
.footer-grid { display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap:36px; }
@media (max-width: 900px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .footer-grid { grid-template-columns: 1fr; } }
.site-footer h4 { color:#fff; font-size:12px; text-transform:uppercase; letter-spacing:.14em; margin-bottom:14px; }
.site-footer a { color:rgba(255,255,255,.78); font-size:14px; }
.site-footer a:hover { color:var(--accent); }
.footer-bottom { border-top:1px solid rgba(255,255,255,.12); font-size:12px; padding:16px 20px; display:flex; justify-content:space-between; color:rgba(255,255,255,.7); flex-wrap:wrap; gap:10px; }
.badge-info { display:inline-flex; align-items:center; gap:8px; background:rgba(255,255,255,.1); padding:6px 12px; border-radius:6px; font-size:12px; margin-top:12px; }

/* Block list */
.blocks-grid { display:grid; grid-template-columns: repeat(3, 1fr); gap:12px; }
@media (max-width: 700px) { .blocks-grid { grid-template-columns: 1fr 1fr; } }
.block-item { background:#fff; border:1px solid var(--border); border-radius:8px; padding:12px 14px; font-size:14px; }
.block-item .name { font-weight:700; } .block-item .sub { color:var(--muted); font-size:12px; }

/* Icon helper */
.i { width:20px; height:20px; display:inline-block; vertical-align:-4px; }