:root{
--gold:#c59b32;
--gold-light:#f0d58a;
--bg:#f7f4ed;
--card:#ffffff;
--text:#1f1f1f;
--soft:#666;
--nav-bg:rgba(255,255,255,.92);
--shadow:0 10px 35px rgba(0,0,0,.08);
}

body.dark-mode{
--bg:#08110e;
--card:#13211c;
--text:#f5f5f5;
--soft:#d0d0d0;
--nav-bg:rgba(8,17,14,.92);
--shadow:0 15px 45px rgba(0,0,0,.4);
}

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

body{
font-family:'Poppins',sans-serif;
background:var(--bg);
color:var(--text);
overflow-x:hidden;
transition:.35s ease;
}

img{
max-width:100%;
display:block;
}

section{
padding:90px 7%;
}

.navbar{
position:fixed;
top:0;
left:0;
width:100%;
display:flex;
justify-content:space-between;
align-items:center;
padding:10px 5%;
background:var(--nav-bg);
backdrop-filter:blur(14px);
box-shadow:var(--shadow);
z-index:1000;
transition:.35s ease;
}

.logo{
display:flex;
align-items:center;
gap:14px;
}

.logo img{
width:92px;
height:92px;
object-fit:contain;
}

.logo h2{
font-family:'Cinzel',serif;
font-size:24px;
color:var(--gold);
line-height:1.1;
}

.logo small{
font-size:11px;
color:var(--soft);
}

.nav-links{
display:flex;
align-items:center;
justify-content:center;
gap:10px;
flex-wrap:wrap;
}

.nav-links a{
text-decoration:none;
color:var(--text);
padding:8px 15px;
border-radius:40px;
font-weight:600;
background:rgba(255,255,255,.5);
border:1px solid rgba(197,155,50,.15);
transition:.3s ease;
}

body.dark-mode .nav-links a{
background:rgba(255,255,255,.05);
}

.nav-links a:hover{
background:linear-gradient(135deg,#c59b32,#f0d58a);
color:#111;
transform:translateY(-2px);
}

.lang-switch{
display:flex;
align-items:center;
gap:10px;
}

.lang-slider{
position:relative;
width:92px;
height:38px;
border-radius:40px;
background:rgba(255,255,255,.6);
display:flex;
align-items:center;
padding:4px;
overflow:hidden;
}

.lang-indicator{
position:absolute;
left:4px;
width:40px;
height:30px;
border-radius:30px;
background:linear-gradient(135deg,#c59b32,#f0d58a);
transition:.35s ease;
}

.lang-slider.bn .lang-indicator{
left:48px;
}

.lang-option{
width:50%;
text-align:center;
font-size:11px;
font-weight:700;
position:relative;
z-index:2;
cursor:pointer;
}

.theme-toggle{
width:38px;
height:38px;
border:none;
border-radius:50%;
background:linear-gradient(135deg,#1b2b24,#30453c);
color:#fff;
font-size:16px;
cursor:pointer;
}

.hero{
min-height:100vh;
display:flex;
align-items:center;
justify-content:center;
text-align:center;
padding:180px 20px 120px;
background:
linear-gradient(rgba(0,0,0,.50),rgba(0,0,0,.55)),
url('https://images.unsplash.com/photo-1511818966892-d7d671e672a2?auto=format&fit=crop&w=1800&q=80') center/cover no-repeat;
}

.hero-content{
max-width:1100px;
}

.hero h1{
font-size:72px;
line-height:1.1;
font-family:'Cinzel',serif;
color:#fff;
margin-bottom:22px;
}

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

.hero p{
display:inline-block;
padding:14px 28px;
background:rgba(0,0,0,.35);
border-radius:40px;
color:#fff;
font-size:18px;
margin-bottom:34px;
}

.hero-buttons{
display:flex;
justify-content:center;
gap:18px;
flex-wrap:wrap;
}

.btn{
padding:16px 34px;
border-radius:50px;
text-decoration:none;
font-weight:700;
transition:.35s ease;
}

.btn-gold{
background:linear-gradient(135deg,#c59b32,#f0d58a);
color:#111;
}

.btn-outline{
border:2px solid #f0d58a;
color:#fff;
}

.btn:hover{
transform:translateY(-4px);
}

.section-title{
text-align:center;
margin-bottom:50px;
}

.section-title h2{
font-family:'Cinzel',serif;
font-size:48px;
color:var(--gold);
margin-bottom:10px;
}

.section-title p{
max-width:720px;
margin:auto;
line-height:1.8;
color:var(--soft);
}

.grid{
display:grid;
gap:30px;
}

.about-grid{
grid-template-columns:repeat(auto-fit,minmax(320px,1fr));
align-items:center;
}

.about-image{
border-radius:28px;
box-shadow:var(--shadow);
}

.about-text h3{
font-size:34px;
font-family:'Cinzel',serif;
margin-bottom:18px;
color:var(--gold);
}

.about-text p{
line-height:1.9;
color:var(--soft);
}

.mv-wrapper{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(340px,1fr));
gap:36px;
margin-top:70px;
}

.mv-card{
position:relative;
padding:48px 40px;
border-radius:34px;
overflow:hidden;
background:linear-gradient(145deg,rgba(197,155,50,.12),rgba(255,255,255,.85));
backdrop-filter:blur(14px);
box-shadow:0 18px 45px rgba(0,0,0,.08);
border:1px solid rgba(197,155,50,.18);
transition:.45s ease;
}

body.dark-mode .mv-card{
background:linear-gradient(145deg,rgba(197,155,50,.12),rgba(19,33,28,.92));
border:1px solid rgba(240,213,138,.12);
}

.mv-card::before{
content:'';
position:absolute;
width:220px;
height:220px;
background:radial-gradient(circle,#f0d58a55,transparent 70%);
top:-80px;
right:-60px;
}

.mv-card::after{
content:'';
position:absolute;
inset:0;
border-radius:34px;
padding:1px;
background:linear-gradient(135deg,rgba(240,213,138,.7),transparent,rgba(197,155,50,.6));
-webkit-mask:
linear-gradient(#fff 0 0) content-box,
linear-gradient(#fff 0 0);
-webkit-mask-composite:xor;
mask-composite:exclude;
pointer-events:none;
}

.mv-card:hover{
transform:translateY(-14px) scale(1.02) rotateX(4deg);
box-shadow:0 25px 60px rgba(197,155,50,.18);
}

.mv-card{
perspective:1000px;
animation:floatCard 5s ease-in-out infinite;
}

.mv-card:nth-child(2){
animation-delay:1.8s;
}

@keyframes floatCard{
0%{transform:translateY(0px)}
50%{transform:translateY(-10px)}
100%{transform:translateY(0px)}
}

.mv-card:hover .mv-icon{
transform:rotate(12deg) scale(1.12);
}

.mv-icon{
transition:.45s ease;
animation:pulseGlow 3s infinite;
}

@keyframes pulseGlow{
0%{box-shadow:0 0 0 rgba(197,155,50,.0),0 10px 25px rgba(197,155,50,.35)}
50%{box-shadow:0 0 30px rgba(240,213,138,.45),0 10px 25px rgba(197,155,50,.35)}
100%{box-shadow:0 0 0 rgba(197,155,50,.0),0 10px 25px rgba(197,155,50,.35)}
}

.mv-highlight span{
transition:.35s ease;
}

.mv-highlight span:hover{
transform:translateY(-4px) scale(1.06);
background:linear-gradient(135deg,#c59b32,#f0d58a);
color:#111;
box-shadow:0 8px 20px rgba(197,155,50,.25);
}

.mv-card::before{
animation:shineMove 8s linear infinite;
}

@keyframes shineMove{
0%{transform:translateX(0) translateY(0)}
50%{transform:translateX(-20px) translateY(20px)}
100%{transform:translateX(0) translateY(0)}
}

.mv-icon{
width:78px;
height:78px;
border-radius:22px;
display:flex;
align-items:center;
justify-content:center;
font-size:36px;
margin-bottom:24px;
background:linear-gradient(135deg,#c59b32,#f0d58a);
color:#111;
box-shadow:0 10px 25px rgba(197,155,50,.35);
position:relative;
z-index:2;
}

.mv-card h3{
font-size:42px;
font-family:'Cinzel',serif;
margin-bottom:18px;
color:var(--gold);
position:relative;
z-index:2;
}

.mv-card p{
line-height:2;
font-size:16px;
color:var(--soft);
position:relative;
z-index:2;
}

.mv-highlight{
margin-top:24px;
display:flex;
flex-wrap:wrap;
gap:12px;
position:relative;
z-index:2;
}

.mv-highlight span{
padding:10px 16px;
border-radius:40px;
font-size:13px;
font-weight:600;
background:rgba(197,155,50,.12);
color:var(--text);
backdrop-filter:blur(8px);
}

body.dark-mode .mv-highlight span{
background:rgba(255,255,255,.06);
color:#f5f5f5;
}

.services-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:26px;
}

.service-card{
background:var(--card);
padding:32px;
border-radius:28px;
box-shadow:var(--shadow);
position:relative;
overflow:hidden;
transition:.35s ease;
}

.service-card:hover{
transform:translateY(-10px);
background:linear-gradient(145deg,#132019,#203830);
}

.service-card:hover h3,
.service-card:hover p{
color:#fff;
}

.service-icon{
font-size:52px;
margin-bottom:20px;
}

.service-card h3{
font-size:28px;
font-family:'Cinzel',serif;
margin-bottom:12px;
transition:.3s ease;
}

.service-card p{
line-height:1.8;
color:var(--soft);
transition:.3s ease;
}

.project-card{
position:relative;
border-radius:34px;
overflow:hidden;
min-height:650px;
box-shadow:var(--shadow);
}

.project-card img{
width:100%;
height:100%;
object-fit:cover;
}

.project-overlay{
position:absolute;
inset:0;
background:linear-gradient(to top,rgba(0,0,0,.85),rgba(0,0,0,.15));
}

.project-content{
position:absolute;
bottom:0;
left:0;
padding:50px;
color:#fff;
}

.project-content h3{
font-size:58px;
font-family:'Cinzel',serif;
margin-bottom:14px;
}

.project-content p{
max-width:700px;
line-height:1.9;
margin-bottom:24px;
}

.project-tags{
display:flex;
flex-wrap:wrap;
gap:14px;
}

.project-tags span{
padding:12px 18px;
border-radius:40px;
background:rgba(255,255,255,.12);
backdrop-filter:blur(12px);
}

.gallery-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
gap:24px;
margin-top:40px;
}

.gallery-card{
background:var(--card);
border-radius:24px;
overflow:hidden;
box-shadow:var(--shadow);
transition:.35s ease;
}

.gallery-card:hover{
transform:translateY(-12px) scale(1.02);
box-shadow:0 25px 50px rgba(0,0,0,.18);
}

.gallery-card{
position:relative;
}

.gallery-card::before{
content:'';
position:absolute;
inset:0;
background:linear-gradient(to top,rgba(0,0,0,.65),transparent 45%);
opacity:0;
transition:.4s ease;
z-index:1;
}

.gallery-card:hover::before{
opacity:1;
}

.gallery-card img{
transition:transform .5s ease;
}

.gallery-card:hover img{
transform:scale(1.08);
}

.gallery-info{
position:relative;
z-index:2;
}

.gallery-card:hover .gallery-info h4{
color:var(--gold-light);
}

.gallery-card img{
height:240px;
width:100%;
object-fit:cover;
}

.gallery-info{
padding:22px;
}

.gallery-info h4{
font-size:24px;
font-family:'Cinzel',serif;
margin-bottom:10px;
color:var(--gold);
}

.gallery-info p{
line-height:1.7;
color:var(--soft);
}

.investment-banner{
position:relative;
overflow:hidden;
background:linear-gradient(135deg,#061a14 0%,#102b23 35%,#1d3d31 65%,#c59b32 140%);
padding:110px 50px;
text-align:center;
border-radius:42px;
color:#fff;
box-shadow:0 30px 80px rgba(0,0,0,.18);
border:1px solid rgba(240,213,138,.15);
}

.investment-banner::before{
content:'';
position:absolute;
width:500px;
height:500px;
background:radial-gradient(circle,rgba(240,213,138,.18),transparent 70%);
top:-220px;
left:-120px;
animation:goldFloat 10s linear infinite;
}

.investment-banner::after{
content:'';
position:absolute;
width:380px;
height:380px;
background:radial-gradient(circle,rgba(255,255,255,.08),transparent 70%);
bottom:-180px;
right:-100px;
animation:goldFloatReverse 12s linear infinite;
}

@keyframes goldFloat{
0%{transform:translateY(0px) rotate(0deg)}
50%{transform:translateY(20px) rotate(10deg)}
100%{transform:translateY(0px) rotate(0deg)}
}

@keyframes goldFloatReverse{
0%{transform:translateY(0px) rotate(0deg)}
50%{transform:translateY(-20px) rotate(-10deg)}
100%{transform:translateY(0px) rotate(0deg)}
}

.investment-badge{
display:inline-flex;
align-items:center;
gap:10px;
padding:12px 24px;
border-radius:40px;
background:rgba(255,255,255,.08);
backdrop-filter:blur(10px);
font-size:14px;
letter-spacing:1px;
text-transform:uppercase;
margin-bottom:24px;
border:1px solid rgba(255,255,255,.08);
animation:pulseBadge 3s infinite;
}

@keyframes pulseBadge{
0%{transform:scale(1)}
50%{transform:scale(1.04)}
100%{transform:scale(1)}
}

.investment-banner h2{
font-size:88px;
line-height:1.05;
font-family:'Cinzel',serif;
margin-bottom:22px;
position:relative;
z-index:2;
text-shadow:0 10px 25px rgba(0,0,0,.25);
}

.investment-banner h2 span{
background:linear-gradient(135deg,#f0d58a,#fff6d1);
-webkit-background-clip:text;
-webkit-text-fill-color:transparent;
}

.investment-banner p{
font-size:22px;
max-width:780px;
margin:0 auto 36px;
line-height:1.9;
color:#f2f2f2;
position:relative;
z-index:2;
}

.investment-btn{
display:inline-flex;
align-items:center;
gap:12px;
padding:20px 38px;
border-radius:60px;
background:linear-gradient(135deg,#c59b32,#f0d58a);
text-decoration:none;
font-weight:700;
font-size:17px;
color:#111;
position:relative;
z-index:2;
box-shadow:0 18px 35px rgba(197,155,50,.35);
transition:.4s ease;
}

.investment-btn:hover{
transform:translateY(-6px) scale(1.04);
box-shadow:0 25px 45px rgba(197,155,50,.5);
}

.investment-stats{
display:flex;
justify-content:center;
gap:24px;
flex-wrap:wrap;
margin-top:42px;
position:relative;
z-index:2;
}

.investment-stat{
min-width:170px;
padding:18px 24px;
border-radius:24px;
background:rgba(255,255,255,.08);
backdrop-filter:blur(12px);
border:1px solid rgba(255,255,255,.08);
}

.investment-stat h3{
font-size:28px;
color:#f0d58a;
margin-bottom:6px;
}

.investment-stat p{
font-size:14px;
margin:0;
line-height:1.5;
color:#ddd;
}

@media(max-width:768px){
.investment-banner{
padding:80px 24px;
}

.investment-banner h2{
font-size:48px;
}

.investment-banner p{
font-size:17px;
}

.investment-stats{
gap:14px;
}

.investment-stat{
width:100%;
}
}

.contact-grid{
display:grid;
grid-template-columns:1fr 1fr;
gap:30px;
}

.contact-box{
background:var(--card);
padding:34px;
position:relative;
overflow:hidden;
border-radius:28px;
box-shadow:var(--shadow);
}

.contact-title{
font-size:34px;
font-family:'Cinzel',serif;
color:var(--gold);
margin-bottom:14px;
}

.contact-description{
line-height:1.8;
color:var(--soft);
margin-bottom:22px;
}

.contact-list{
display:flex;
flex-direction:column;
gap:16px;
}

.contact-item{
display:flex;
align-items:center;
gap:16px;
padding:16px;
border-radius:18px;
background:rgba(197,155,50,.08);
text-decoration:none;
color:var(--text);
transition:.3s ease;
}

.contact-item:hover{
transform:translateX(6px);
background:linear-gradient(135deg,#c59b32,#f0d58a);
color:#111;
}

.contact-icon{
width:54px;
height:54px;
border-radius:16px;
display:flex;
align-items:center;
justify-content:center;
background:linear-gradient(135deg,#c59b32,#f0d58a);
font-size:22px;
color:#111;
font-weight:700;
box-shadow:0 8px 20px rgba(197,155,50,.18);
transition:.35s ease;
flex-shrink:0;
}

.contact-item:hover .contact-icon{
transform:scale(1.08) rotate(6deg);
box-shadow:0 12px 28px rgba(197,155,50,.28);
}

.contact-item h4{
margin-bottom:4px;
}

.contact-item p{
font-size:14px;
line-height:1.6;
}

form input,
form textarea{
width:100%;
padding:15px 16px;
margin-bottom:16px;
border-radius:16px;
border:1px solid rgba(0,0,0,.08);
background:rgba(255,255,255,.85);
font-family:inherit;
}

body.dark-mode form input,
body.dark-mode form textarea{
background:#101b16;
color:#fff;
border:1px solid rgba(255,255,255,.08);
}



form button{
width:100%;
padding:16px;
border:none;
border-radius:50px;
background:linear-gradient(135deg,#c59b32,#f0d58a);
font-weight:700;
cursor:pointer;
}

footer{
background:linear-gradient(135deg,#101a16,#18261f);
text-align:center;
padding:70px 20px 40px;
color:#ddd;
}

footer h2{
font-family:'Cinzel',serif;
color:var(--gold);
margin-bottom:10px;
}

.footer-social{
display:flex;
justify-content:center;
gap:18px;
margin:28px 0;
}

.footer-social a{
width:56px;
height:56px;
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
background:rgba(255,255,255,.08);
text-decoration:none;
font-size:24px;
color:#f0d58a;
transition:.3s ease;
}

.footer-social a:hover{
transform:translateY(-6px);
background:linear-gradient(135deg,#c59b32,#f0d58a);
color:#111;
}

.whatsapp-float{
position:fixed;
right:20px;
bottom:20px;
width:58px;
height:58px;
border-radius:50%;
display:flex;
align-items:center;
justify-content:center;
background:#25d366;
color:#fff;
text-decoration:none;
font-size:28px;
z-index:1000;
}

@media(max-width:992px){
.hero h1{
font-size:54px;
}

.contact-grid{
grid-template-columns:1fr;
}
}

@media(max-width:768px){
.navbar{
flex-direction:column;
align-items:center;
justify-content:center;
gap:10px;
padding:10px 12px;
}

.logo{
flex-direction:column;
justify-content:center;
align-items:center;
text-align:center;
gap:6px;
}

.logo img{
width:78px;
height:78px;
}

.logo h2{
font-size:18px;
}

.logo small{
font-size:9px;
letter-spacing:.5px;
}

.nav-links{
justify-content:center;
align-items:center;
gap:8px;
width:100%;
flex-wrap:wrap;
}

.nav-links a{
padding:8px 13px;
font-size:13px;
min-width:78px;
text-align:center;
}

.lang-switch{
margin-top:4px;
gap:6px;
justify-content:center;
}

.lang-slider{
width:74px;
height:30px;
padding:3px;
}

.lang-indicator{
width:32px;
height:24px;
}

.lang-slider.bn .lang-indicator{
left:38px;
}

.lang-option{
font-size:9px;
font-weight:700;
}

.theme-toggle{
width:30px;
height:30px;
font-size:13px;
}

.hero{
padding:260px 20px 120px;
}

.hero h1{
font-size:40px;
line-height:1.2;
}

.hero p{
font-size:15px;
line-height:1.8;
padding:12px 20px;
}

.hero-buttons{
flex-direction:column;
align-items:center;
}

.btn{
width:100%;
max-width:300px;
}

section{
padding:70px 20px;
}

.section-title h2{
font-size:34px;
}

.project-card{
min-height:520px;
}

.project-content{
padding:28px;
}

.project-content h3{
font-size:36px;
}

.investment-banner{
padding:60px 24px;
}

.investment-banner h2{
font-size:42px;
}

.investment-banner p{
font-size:18px;
}
}