:root{
  --green:#0B3D2E;
  --green-deep:#082a20;
  --ink:#161f1a;
  --paper:#F1EDE1;
  --paper-2:#E9E3D2;
  --gold:#B8873A;
  --gold-soft:#DDC48C;
  --red:#9E2B25;
  --line:#D3CBB2;
  --white:#FCFAF4;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  background:var(--paper);
  color:var(--ink);
  font-family:'Hind Siliguri','Inter',sans-serif;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
body.lang-en{font-family:'Inter',sans-serif;}
body.lang-bn h1,body.lang-bn h2,body.lang-bn h3,body.lang-bn .display{font-family:'Tiro Bangla',serif;font-weight:400;}
body.lang-en h1,body.lang-en h2,body.lang-en h3,body.lang-en .display{font-family:'Source Serif 4',serif;font-weight:700;}
h1,h2,h3,h4{margin:0;font-weight:700;color:var(--green-deep);}
a{color:inherit;text-decoration:none;}
ul{margin:0;padding:0;list-style:none;}
img{max-width:100%;display:block;}
button{font-family:inherit;cursor:pointer;}
.wrap{max-width:1120px;margin:0 auto;padding:0 24px;}

.topbar{background:var(--green-deep);color:var(--paper-2);font-size:13px;}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;padding-top:8px;padding-bottom:8px;flex-wrap:wrap;gap:8px;}
.topbar-info{display:flex;gap:20px;flex-wrap:wrap;color:#cfc9b4;}
.topbar-info span{white-space:nowrap;}
.lang-toggle{display:flex;gap:0;border:1px solid #3c5a4c;border-radius:3px;overflow:hidden;}
.lang-toggle a{background:transparent;border:none;color:#cfc9b4;padding:4px 12px;font-size:12px;letter-spacing:.02em;display:inline-block;}
.lang-toggle a.active{background:var(--gold);color:var(--green-deep);font-weight:600;}

header.site{background:var(--white);border-bottom:3px solid var(--gold);position:sticky;top:0;z-index:40;}
.nav-row{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:24px;}
.brand{display:flex;align-items:center;gap:12px;}
.brand-mark{width:44px;height:44px;border-radius:50%;border:2px solid var(--green);display:flex;align-items:center;justify-content:center;flex-shrink:0;position:relative;}
.brand-mark::before{content:"";position:absolute;inset:4px;border:1px dashed var(--gold);border-radius:50%;}
.brand-mark span{font-family:'Tiro Bangla',serif;color:var(--green);font-size:15px;}
.brand-text .name{font-size:20px;color:var(--green-deep);font-weight:700;letter-spacing:.01em;}
.brand-text .tag{font-size:11.5px;color:#5b6b60;}

nav.main{display:flex;gap:2px;align-items:center;}
nav.main > ul{display:flex;gap:2px;}
nav.main > ul > li{position:relative;}
nav.main > ul > li > a, nav.main > ul > li > button.toplink{
  display:block;padding:10px 14px;font-size:14.5px;color:var(--ink);border-radius:3px;background:none;border:none;font-family:inherit;
}
nav.main > ul > li > a:hover, nav.main > ul > li > button.toplink:hover, nav.main > ul > li.active > a{
  background:var(--paper-2); color:var(--green-deep);
}
.dropdown{display:none;position:absolute;top:100%;left:0;background:var(--white);border:1px solid var(--line);border-top:2px solid var(--gold);min-width:220px;padding:6px;box-shadow:0 8px 20px rgba(11,61,46,.08);}
li.has-drop:hover .dropdown, li.has-drop.open .dropdown{display:block;}
.dropdown a{display:block;padding:8px 12px;font-size:13.5px;border-radius:3px;}
.dropdown a:hover{background:var(--paper);}
.burger{display:none;background:none;border:1px solid var(--line);border-radius:4px;padding:8px 10px;}
.burger span{display:block;width:20px;height:2px;background:var(--ink);margin:4px 0;}

.hero{padding:64px 0 56px;border-bottom:1px solid var(--line);}
.hero .wrap{display:grid;grid-template-columns:1.3fr .9fr;gap:48px;align-items:center;}
.eyebrow-note{color:var(--red);font-size:13.5px;margin-bottom:14px;border-left:3px solid var(--red);padding-left:10px;}
.hero h1{font-size:44px;line-height:1.25;margin-bottom:18px;}
body.lang-en .hero h1{font-size:40px;}
.hero p.lede{font-size:16.5px;color:#3c463f;max-width:52ch;margin-bottom:26px;}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;}
.btn{display:inline-block;padding:12px 22px;border-radius:3px;font-size:15px;font-weight:600;border:1px solid transparent;}
.btn-primary{background:var(--green);color:var(--white);}
.btn-primary:hover{background:var(--green-deep);}
.btn-outline{border-color:var(--green);color:var(--green-deep);}
.btn-outline:hover{background:var(--paper-2);}
.seal{width:230px;height:230px;margin:0 auto;}
.seal svg{width:100%;height:100%;}

section{padding:60px 0;}
.section-head{max-width:60ch;margin-bottom:36px;}
.section-head .kicker{color:var(--gold);font-size:13px;margin-bottom:8px;}
.section-head h2{font-size:30px;}
.section-head p{color:#4a5750;font-size:15px;margin-top:10px;}
.divider{border:none;border-top:1px solid var(--line);}

.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--line);}
.service-card{padding:28px 26px;border-right:1px solid var(--line);position:relative;background:var(--white);}
.service-card:last-child{border-right:none;}
.service-card .tab{position:absolute;top:0;left:0;width:36px;height:4px;background:var(--gold);}
.service-card .icon{margin-bottom:14px;color:var(--green);}
.service-card h3{font-size:19px;margin-bottom:10px;}
.service-card p{font-size:14px;color:#4a5750;margin-bottom:14px;}
.service-card a.more{font-size:13.5px;color:var(--green-deep);font-weight:600;border-bottom:1px solid var(--gold);padding-bottom:2px;}

.about-grid{display:grid;grid-template-columns:230px 1fr;gap:40px;align-items:start;}
.avatar-frame{width:100%;aspect-ratio:1/1;border:1px solid var(--line);background:var(--paper-2);display:flex;align-items:center;justify-content:center;color:#8b9188;font-size:13px;text-align:center;padding:10px;overflow:hidden;border-radius:4px;}
.avatar-frame img{width:100%;height:100%;object-fit:cover;}
.credentials{margin-top:18px;border-top:1px solid var(--line);padding-top:14px;}
.credentials li{font-size:13px;color:#4a5750;padding:3px 0;}
.about-body h3{font-size:22px;margin-bottom:6px;}
.about-body .role{color:var(--gold);font-size:14px;margin-bottom:16px;}
.about-body p{color:#3c463f;font-size:15px;margin-bottom:14px;white-space:pre-line;}

.ledger{border-top:1px solid var(--line);}
.ledger-row{display:grid;grid-template-columns:40px 1fr;gap:16px;padding:18px 0;border-bottom:1px solid var(--line);align-items:start;}
.ledger-row .mark{width:26px;height:26px;border:1.5px solid var(--green);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--green);font-size:14px;}
.ledger-row h4{font-size:16.5px;margin-bottom:4px;}
.ledger-row p{font-size:14px;color:#4a5750;margin:0;}

.cat-hero{background:var(--green);color:var(--white);padding:44px 0;}
.cat-hero .kicker{color:var(--gold-soft);font-size:13px;margin-bottom:8px;}
.cat-hero h1{color:var(--white);font-size:34px;}
.cat-hero p{color:#d8e3dc;max-width:60ch;margin-top:12px;font-size:15px;}
.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.topic-card{border:1px solid var(--line);background:var(--white);padding:20px;}
.topic-card h4{font-size:16px;margin-bottom:8px;}
.topic-card p{font-size:13.5px;color:#4a5750;margin-bottom:12px;}
.topic-card a{font-size:13px;color:var(--green-deep);font-weight:600;border-bottom:1px solid var(--gold);}
.note-box{border-left:3px solid var(--red);background:var(--white);padding:14px 16px;font-size:13.5px;color:#4a5750;margin-top:20px;}

.faq-item{border-bottom:1px solid var(--line);}
.faq-q{width:100%;text-align:left;background:none;border:none;padding:18px 0;display:flex;justify-content:space-between;align-items:center;font-size:16px;color:var(--green-deep);font-weight:600;}
.faq-q .plus{color:var(--gold);font-size:20px;flex-shrink:0;margin-left:16px;transition:transform .15s ease;}
.faq-item.open .faq-q .plus{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .2s ease;}
.faq-item.open .faq-a{max-height:400px;}
.faq-a p{padding-bottom:18px;font-size:14.5px;color:#4a5750;margin:0;max-width:70ch;white-space:pre-line;}

.blog-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.blog-card{display:block;border:1px solid var(--line);background:var(--white);}
.blog-card .thumb{height:150px;background:linear-gradient(135deg,var(--green) 0%, var(--green-deep) 100%);position:relative;background-size:cover;background-position:center;}
.blog-card .thumb::after{content:"";position:absolute;bottom:10px;left:14px;width:34px;height:3px;background:var(--gold);}
.blog-card .body{padding:18px 20px;}
.blog-card .date{font-size:12px;color:var(--gold);margin-bottom:6px;}
.blog-card h4{font-size:16.5px;margin-bottom:8px;}
.blog-card p{font-size:13.5px;color:#4a5750;margin-bottom:10px;}
.blog-single h1{font-size:30px;margin-bottom:10px;}
.blog-single .date{font-size:13px;color:var(--gold);margin-bottom:22px;}
.blog-single .content{font-size:15.5px;color:#333c36;white-space:pre-line;max-width:75ch;}
.blog-single .content img{margin:20px 0;border:1px solid var(--line);}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;}
.info-block{display:flex;gap:14px;margin-bottom:20px;align-items:flex-start;}
.info-block .ic{width:34px;height:34px;border:1.5px solid var(--green);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--green);flex-shrink:0;}
.info-block h4{font-size:14.5px;margin-bottom:3px;}
.info-block p{font-size:14px;color:#4a5750;margin:0;}
form.contact-form{display:grid;gap:14px;}
form.contact-form label{font-size:13px;color:#4a5750;display:block;margin-bottom:5px;}
form.contact-form input, form.contact-form textarea{width:100%;padding:11px 12px;border:1px solid var(--line);background:var(--white);font-family:inherit;font-size:14px;border-radius:3px;}
form.contact-form input:focus, form.contact-form textarea:focus{outline:2px solid var(--gold);outline-offset:1px;}
.form-msg{font-size:13.5px;color:var(--green-deep);background:var(--paper-2);padding:10px 12px;border-radius:3px;}
.form-error{font-size:13.5px;color:var(--white);background:var(--red);padding:10px 12px;border-radius:3px;}

.cta-band{background:var(--green-deep);color:var(--white);text-align:left;}
.cta-band .wrap{display:flex;justify-content:space-between;align-items:center;gap:20px;flex-wrap:wrap;padding:40px 24px;}
.cta-band h3{color:var(--white);font-size:24px;}
.cta-band p{color:#cfd8d1;font-size:14px;margin-top:6px;}

footer{background:var(--green-deep);color:#b9c3bb;padding:48px 0 20px;}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;padding-bottom:32px;border-bottom:1px solid #23473a;}
.foot-grid h5{color:var(--gold-soft);font-size:13px;letter-spacing:.03em;margin-bottom:14px;}
.foot-grid li{padding:5px 0;font-size:13.5px;}
.foot-grid li a:hover{color:var(--white);}
.foot-brand .name{color:var(--white);font-size:19px;margin-bottom:8px;font-family:'Tiro Bangla',serif;}
.foot-brand p{font-size:13px;color:#9fada4;max-width:34ch;}
.foot-bottom{padding-top:18px;font-size:12.5px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px;color:#7f8f85;}

@media (max-width:880px){
  .hero .wrap{grid-template-columns:1fr;}
  .seal{display:none;}
  .service-grid{grid-template-columns:1fr;}
  .service-card{border-right:none;border-bottom:1px solid var(--line);}
  .about-grid{grid-template-columns:1fr;}
  .avatar-frame{width:160px;}
  .topic-grid{grid-template-columns:1fr;}
  .blog-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .foot-grid{grid-template-columns:1fr 1fr;}
  nav.main{display:none;position:absolute;top:100%;left:0;right:0;background:var(--white);border-top:1px solid var(--line);flex-direction:column;padding:10px;}
  nav.main.open{display:flex;}
  nav.main > ul{flex-direction:column;width:100%;}
  .dropdown{position:static;border:none;box-shadow:none;display:none;padding-left:14px;}
  li.has-drop.open .dropdown{display:block;}
  .burger{display:block;}
}

/* ===== Homepage enhancements ===== */
.hero{position:relative;overflow:hidden;}
.hero-pattern{
  position:absolute;inset:0;pointer-events:none;
  background-image:
    repeating-linear-gradient(115deg, rgba(184,135,58,.08) 0 1px, transparent 1px 22px),
    repeating-linear-gradient(25deg, rgba(11,61,46,.05) 0 1px, transparent 1px 22px);
  mask-image:linear-gradient(to bottom, black, transparent 88%);
  -webkit-mask-image:linear-gradient(to bottom, black, transparent 88%);
}
.hero .wrap{position:relative;z-index:1;}
.seal svg .ring-anim{stroke-dasharray:591;stroke-dashoffset:591;animation:sealDraw 1.3s ease forwards .15s;}
@keyframes sealDraw{to{stroke-dashoffset:0;}}
@media (prefers-reduced-motion:reduce){
  .seal svg .ring-anim{animation:none;stroke-dashoffset:0;}
}

.trust-band{background:var(--paper-2);border-bottom:1px solid var(--line);}
.trust-band .wrap{display:grid;grid-template-columns:repeat(4,1fr);padding-left:0;padding-right:0;}
.trust-stat{padding:26px 24px;border-right:1px solid var(--line);}
.trust-stat:last-child{border-right:none;}
.trust-stat .num{font-size:30px;color:var(--green-deep);line-height:1;}
.trust-stat .label{font-size:13px;color:#4a5750;margin-top:6px;}

.quicklinks-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.quicklinks-card{border:1px solid var(--line);background:var(--white);border-radius:3px;overflow:hidden;}
.quicklinks-card .card-head{background:var(--gold);color:var(--green-deep);font-size:15.5px;font-weight:700;padding:13px 18px;}
.quicklinks-card ul{padding:2px 18px;}
.quicklinks-card li{display:flex;align-items:center;gap:10px;padding:11px 0;border-bottom:1px solid var(--line);font-size:14px;color:#3c463f;}
.quicklinks-card li:last-child{border-bottom:none;}
.quicklinks-card li svg{color:var(--gold);flex-shrink:0;}
.quicklinks-card .view-all{display:block;text-align:center;padding:12px;font-size:13.5px;font-weight:600;color:var(--green-deep);border-top:1px solid var(--line);background:var(--paper-2);}
.quicklinks-card .view-all:hover{background:var(--paper);}

.process-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;}
.process-step .marker{
  width:34px;height:34px;border:1.5px solid var(--green);border-radius:50%;
  display:flex;align-items:center;justify-content:center;color:var(--green);
  font-size:14px;font-weight:700;margin-bottom:16px;background:var(--white);
}
.process-step h4{font-size:16.5px;margin-bottom:8px;}
.process-step p{font-size:14px;color:#4a5750;margin:0;}

.cta-band{position:relative;overflow:hidden;}
.cta-pattern{
  position:absolute;inset:0;pointer-events:none;opacity:.7;
  background-image:repeating-linear-gradient(115deg, rgba(221,196,140,.12) 0 1px, transparent 1px 26px);
  mask-image:radial-gradient(circle at 85% 30%, black, transparent 65%);
  -webkit-mask-image:radial-gradient(circle at 85% 30%, black, transparent 65%);
}
.cta-band .wrap{position:relative;z-index:1;}

@media (max-width:880px){
  .trust-band .wrap{grid-template-columns:1fr 1fr;}
  .trust-stat{border-right:1px solid var(--line);border-bottom:1px solid var(--line);}
  .trust-stat:nth-child(2n){border-right:none;}
  .trust-stat:nth-last-child(-n+2){border-bottom:none;}
  .process-grid{grid-template-columns:1fr 1fr;gap:28px;}
  .quicklinks-grid{grid-template-columns:1fr;}
}
@media (max-width:520px){
  .trust-band .wrap{grid-template-columns:1fr;}
  .trust-stat{border-right:none;}
  .process-grid{grid-template-columns:1fr;}
}

/* ===== Admin panel ===== */
.admin-body{background:var(--paper-2);font-family:'Hind Siliguri','Inter',sans-serif;}
.admin-shell{display:flex;min-height:100vh;}
.admin-sidebar{width:230px;background:var(--green-deep);color:#cfd8d1;flex-shrink:0;}
.admin-sidebar .logo{padding:20px;font-size:18px;color:var(--white);border-bottom:1px solid #1c3a2e;font-weight:700;}
.admin-sidebar nav a{display:block;padding:12px 20px;font-size:14px;color:#cfd8d1;border-left:3px solid transparent;}
.admin-sidebar nav a:hover{background:#0f3527;color:var(--white);}
.admin-sidebar nav a.active{background:#0f3527;color:var(--white);border-left-color:var(--gold);}
.admin-main{flex:1;padding:28px 34px;}
.admin-topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:24px;}
.admin-topbar h1{font-size:22px;color:var(--green-deep);font-family:'Inter',sans-serif;font-weight:700;}
.admin-card{background:var(--white);border:1px solid var(--line);border-radius:4px;padding:22px;margin-bottom:20px;}
.admin-table{width:100%;border-collapse:collapse;}
.admin-table th,.admin-table td{border-bottom:1px solid var(--line);padding:10px 12px;font-size:14px;text-align:left;vertical-align:top;}
.admin-table th{color:#5b6b60;font-weight:600;font-size:12.5px;text-transform:uppercase;letter-spacing:.03em;}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:24px;}
.stat-card{background:var(--white);border:1px solid var(--line);border-left:3px solid var(--gold);padding:18px 20px;border-radius:4px;}
.stat-card .num{font-size:28px;font-weight:700;color:var(--green-deep);}
.stat-card .label{font-size:13px;color:#5b6b60;}
.admin-form label{display:block;font-size:13px;color:#4a5750;margin-bottom:5px;margin-top:14px;font-weight:600;}
.admin-form input[type=text],.admin-form input[type=email],.admin-form input[type=password],.admin-form textarea,.admin-form select{
  width:100%;padding:10px 12px;border:1px solid var(--line);border-radius:3px;font-family:inherit;font-size:14px;
}
.admin-form textarea{min-height:110px;}
.admin-form .two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;}
.admin-form .hint{font-size:12px;color:#8b9188;margin-top:4px;}
.btn-sm{display:inline-block;padding:6px 12px;font-size:13px;border-radius:3px;border:1px solid var(--line);background:var(--white);color:var(--ink);}
.btn-sm.danger{border-color:var(--red);color:var(--red);}
.btn-sm.danger:hover{background:var(--red);color:var(--white);}
.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--green-deep);}
.login-box{background:var(--white);padding:40px;border-radius:6px;width:340px;border-top:4px solid var(--gold);}
.login-box h1{font-size:20px;margin-bottom:4px;font-family:'Inter',sans-serif;}
.login-box p{font-size:13px;color:#5b6b60;margin-bottom:20px;}
.alert{padding:10px 14px;border-radius:4px;font-size:13.5px;margin-bottom:16px;}
.alert-error{background:#fbe4e2;color:var(--red);}
.alert-success{background:#e2f0e8;color:var(--green-deep);}
.badge{display:inline-block;padding:2px 8px;border-radius:10px;font-size:11.5px;font-weight:600;}
.badge-unread{background:var(--red);color:var(--white);}
.badge-read{background:var(--line);color:#5b6b60;}