:root{
  --green:#0d5c35;
  --green-dark:#084326;
  --green-soft:#edf5ef;
  --brown:#a94d18;
  --brown-dark:#7e350f;
  --cream:#faf8f1;
  --text:#17231d;
  --muted:#69736d;
  --border:#e6e9e4;
  --white:#fff;
  --shadow:0 8px 30px rgba(16,40,26,.07);
  --radius:18px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:"Noto Sans Bengali","Hind Siliguri","Segoe UI",sans-serif;
  background:var(--cream); color:var(--text); line-height:1.65;
}
a{text-decoration:none;color:inherit}
button{font:inherit;cursor:pointer}
.container{width:min(1180px,calc(100% - 32px));margin:auto}

/* Header */
.header{
  position:sticky;top:0;z-index:1000;
  background:rgba(255,255,255,.96);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.nav{height:76px;display:flex;align-items:center;justify-content:space-between;gap:20px}
.brand{display:flex;align-items:center;gap:12px;font-weight:800;color:var(--green)}
.brand-mark{
  width:46px;height:46px;border-radius:13px;
  background:var(--green-soft);display:grid;place-items:center;
  font-size:25px;
}
.brand small{display:block;font-size:12px;color:var(--muted);font-weight:500}
.brand strong{font-size:18px;line-height:1.1}
.menu{display:flex;align-items:center;gap:25px;font-size:14px;font-weight:600}
.menu a{color:#38433d;transition:.2s}
.menu a:hover{color:var(--green)}
.btn{
  border:0;border-radius:12px;padding:12px 20px;font-weight:700;
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark)}
.btn-outline{background:#fff;border:1px solid #bfd0c3;color:var(--green)}
.mobile-btn{display:none;border:0;background:none;font-size:28px;color:var(--green)}

/* Hero */
.hero{
  min-height:530px;display:flex;align-items:center;
  background:
    linear-gradient(90deg,rgba(250,248,241,.98) 0%,rgba(250,248,241,.91) 43%,rgba(250,248,241,.18) 76%);
}
.hero-content{width:58%;padding:75px 0}
.kicker{color:var(--green);font-weight:800;margin-bottom:10px}
.hero h1{font-size:clamp(46px,6vw,82px);line-height:1.02;color:var(--brown-dark);letter-spacing:-2px}
.hero h1 span{display:block;color:var(--green)}
.hero-sub{font-size:20px;margin:20px 0;color:#4b554f}
.meta{display:flex;flex-wrap:wrap;gap:18px;margin:25px 0}
.meta-item{display:flex;align-items:center;gap:8px;font-weight:700}
.meta-icon{width:34px;height:34px;border-radius:50%;background:#fff;display:grid;place-items:center;color:var(--brown);box-shadow:var(--shadow)}
.actions{display:flex;gap:12px;flex-wrap:wrap}

/* Sections */
.section{padding:68px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-title{font-size:30px;color:var(--green-dark);font-weight:850}
.section-desc{color:var(--muted);font-size:14px}
.link{color:var(--green);font-weight:800;font-size:14px}

/* Quick cards */
.quick{
  margin-top:-38px;position:relative;z-index:5;
  display:grid;grid-template-columns:repeat(6,1fr);
  background:#fff;border-radius:22px;box-shadow:var(--shadow);
  overflow:hidden;border:1px solid var(--border);
}
.quick-card{padding:25px 12px;text-align:center;border-right:1px solid var(--border);transition:.2s}
.quick-card:last-child{border-right:0}
.quick-card:hover{background:var(--green-soft)}
.icon{
  width:46px;height:46px;border-radius:50%;background:var(--green-soft);
  color:var(--green);display:grid;place-items:center;margin:0 auto 10px;font-size:20px
}
.quick-card:nth-child(even) .icon{background:#fbefe7;color:var(--brown)}
.quick-card h3{font-size:16px}
.quick-card p{font-size:12px;color:var(--muted);margin-top:3px}

/* Cards */
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:22px}
.panel{background:#fff;border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:0 4px 20px rgba(16,40,26,.035)}
.guest-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.guest{border:1px solid var(--border);border-radius:15px;padding:16px;text-align:center;background:#fff}
.avatar{
  width:88px;height:88px;border-radius:50%;margin:auto auto 12px;
  background:linear-gradient(145deg,#dce9df,#f4e6da);
  display:grid;place-items:center;font-size:30px;color:var(--green);
  border:4px solid #fff;box-shadow:0 2px 10px rgba(0,0,0,.08)
}
.guest h3{font-size:16px}.guest p{font-size:12px;color:var(--muted)}
.role{color:var(--brown);font-weight:700!important;margin:2px 0}

/* Sponsors */
.sponsor-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.sponsor{
  min-height:120px;border:1px solid var(--border);border-radius:15px;
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:#fff;padding:15px;text-align:center
}
.sponsor-logo{font-size:25px;font-weight:900;color:var(--green)}
.sponsor small{color:var(--muted);font-size:11px}

/* Timeline */
.timeline{display:grid;grid-template-columns:repeat(6,1fr);gap:10px}
.time-card{
  background:#fff;border:1px solid var(--border);border-radius:14px;padding:18px 12px;
  min-height:130px;position:relative
}
.time-card:after{content:"→";position:absolute;right:-12px;top:50%;transform:translateY(-50%);color:#9aaba0;font-size:20px}
.time-card:last-child:after{display:none}
.time{font-size:12px;color:var(--brown);font-weight:800}
.time-card h3{font-size:14px;margin-top:8px}
.time-card p{font-size:11px;color:var(--muted)}

/* Features */
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature{background:#fff;border:1px solid var(--border);padding:22px;border-radius:16px}
.feature .icon{margin:0 0 14px}
.feature h3{font-size:17px}.feature p{font-size:13px;color:var(--muted);margin-top:6px}

/* Offers */
.offer{display:flex;align-items:center;justify-content:space-between;gap:20px;background:var(--green);color:#fff;border-radius:20px;padding:28px}
.offer h3{font-size:22px}.offer p{color:#dcebe1;font-size:14px}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.gallery-item{
  height:180px;border-radius:15px;overflow:hidden;background:#ddd;
  display:flex;align-items:end;padding:15px;color:#fff;font-weight:700;
  background-size:cover;background-position:center
}
.g1{background-image:linear-gradient(transparent,rgba(0,0,0,.65))}
.g2{background-image:linear-gradient(transparent,rgba(0,0,0,.65))}
.g3{background-image:linear-gradient(transparent,rgba(0,0,0,.65))}
.g4{background-image:linear-gradient(transparent,rgba(0,0,0,.65))}

/* CTA */
.cta{background:var(--green-dark);color:#fff;border-radius:24px;padding:42px;display:flex;justify-content:space-between;align-items:center;gap:30px}
.cta h2{font-size:30px}.cta p{color:#d7e8dc;margin-top:5px}
.cta .btn{background:#fff;color:var(--green-dark)}

/* Footer */
footer{background:#10251a;color:#d8e3dc;margin-top:70px}
.footer{padding:48px 0 25px;display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px}
.footer h3{color:#fff;margin-bottom:12px}.footer p,.footer a{font-size:13px;color:#aebdb4}
.footer a{display:block;margin:7px 0}
.copyright{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;text-align:center;font-size:12px;color:#8fa197}

/* Responsive */
@media(max-width:1050px){
  .menu{display:none}.mobile-btn{display:block}
  .quick{grid-template-columns:repeat(3,1fr)}
  .quick-card:nth-child(3){border-right:0}.quick-card{border-bottom:1px solid var(--border)}
  .hero-content{width:70%}.guest-grid{grid-template-columns:repeat(2,1fr)}
  .sponsor-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:repeat(3,1fr)}
  .time-card:nth-child(3):after{display:none}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:700px){
  .container{width:min(100% - 22px,1180px)}
  .nav{height:65px}.brand strong{font-size:15px}.brand small{font-size:10px}
  .brand-mark{width:40px;height:40px}
  .hero{min-height:560px;background:
    linear-gradient(180deg,rgba(250,248,241,.94) 0%,rgba(250,248,241,.72) 55%,rgba(250,248,241,.2) 100%)}
  .hero-content{width:100%;padding:55px 0}.hero h1{font-size:52px}
  .hero-sub{font-size:16px}.quick{grid-template-columns:repeat(2,1fr);margin-top:-20px}
  .quick-card:nth-child(odd){border-right:1px solid var(--border)}
  .quick-card:nth-child(even){border-right:0}
  .grid-2{grid-template-columns:1fr}.guest-grid{grid-template-columns:repeat(2,1fr)}
  .sponsor-grid{grid-template-columns:repeat(2,1fr)}
  .timeline{grid-template-columns:1fr 1fr}.time-card:after{display:none}
  .feature-grid{grid-template-columns:1fr 1fr}.gallery{grid-template-columns:1fr 1fr}
  .gallery-item{height:140px}.cta{padding:28px;display:block}.cta .btn{margin-top:18px}
  .footer{grid-template-columns:1fr 1fr;gap:25px}
}
@media(max-width:450px){
  .hero h1{font-size:43px}.meta{gap:10px}.actions .btn{width:100%}
  .guest-grid,.feature-grid{grid-template-columns:1fr 1fr}
  .section{padding:48px 0}.section-title{font-size:25px}
  .timeline{grid-template-columns:1fr}.sponsor-grid{grid-template-columns:1fr 1fr}
  .footer{grid-template-columns:1fr}
}
</style>

/* অ্যাডমিন প্যানেল */
.admin-wrap{max-width:1100px;margin:0 auto;padding:24px 16px}
.admin-top{display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between;align-items:center;margin-bottom:20px}
.admin-top a{color:var(--green);font-weight:700}
.admin-card{background:#fff;border:1px solid var(--border);border-radius:14px;padding:20px;margin-bottom:16px}
.admin-table{width:100%;border-collapse:collapse;font-size:14px}
.admin-table th,.admin-table td{padding:10px 8px;border-bottom:1px solid var(--border);text-align:left;vertical-align:top}
.admin-table .actions-cell{white-space:nowrap}
.admin-table .actions-cell a,.admin-table .actions-cell button{margin-right:8px;color:var(--green);font-weight:700;background:none;border:0;padding:0}
.badge-on{color:#0d5c35;font-weight:700}.badge-off{color:#9a3412;font-weight:700}
.field{margin-bottom:14px}
.field label{display:block;font-weight:700;margin-bottom:6px;font-size:14px}
.field input[type=text],.field input[type=url],.field input[type=number],.field input[type=email],.field input[type=password]{width:100%;padding:11px 12px;border:1px solid #cdd6cf;border-radius:10px;font:inherit}
.field .hint{font-size:12px;color:var(--muted);margin-top:4px}
.errors{background:#fef2f2;color:#991b1b;border-radius:10px;padding:10px 14px;margin-bottom:14px;font-size:14px}
.flash{background:var(--green-soft);color:var(--green-dark);border-radius:10px;padding:10px 14px;margin-bottom:14px;font-weight:700}
.admin-wrap .btn{font-size:14px}
.login-box{max-width:380px;margin:60px auto;padding:28px}
@media(max-width:700px){.admin-table{font-size:13px}.admin-table th:nth-child(3),.admin-table td:nth-child(3){display:none}}