/* ===================================================================
   SARDAR CHATA — brand stylesheet
   Palette: obsidian / charcoal / antique gold / bright gold / ivory
=================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Tiro+Bangla&family=Hind+Siliguri:wght@400;500;600;700&family=Cormorant+Garamond:ital,wght@0,400;0,500;0,600;1,400&display=swap');

:root{
  --obsidian:#0b0a08;
  --charcoal:#17130f;
  --charcoal-2:#1f1a14;
  --gold:#c9a227;
  --gold-bright:#e8c76b;
  --gold-dim:#8a6f24;
  --ivory:#f2ead8;
  --stone:#a89c86;
  --stone-dim:#6b6255;
  --line: rgba(201,162,39,0.25);
  --line-soft: rgba(242,234,216,0.1);

  --font-bn-display:'Tiro Bangla', serif;
  --font-bn-body:'Hind Siliguri', sans-serif;
  --font-en-display:'Cormorant Garamond', serif;

  --container: 1180px;
}

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

html{scroll-behavior:smooth;}

body{
  background:var(--obsidian);
  color:var(--ivory);
  font-family:var(--font-bn-body);
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}

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

a{color:inherit; text-decoration:none;}

.wrap{
  max-width:var(--container);
  margin:0 auto;
  padding:0 28px;
}

/* -------------------- Texture / atmosphere -------------------- */
body::before{
  content:'';
  position:fixed; inset:0;
  background:
    radial-gradient(ellipse 900px 500px at 15% -10%, rgba(201,162,39,0.08), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 10%, rgba(201,162,39,0.05), transparent 60%);
  pointer-events:none;
  z-index:0;
}

/* -------------------- Header -------------------- */
.site-header{
  position:sticky; top:0; z-index:100;
  background:rgba(11,10,8,0.88);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line-soft);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  height:78px;
}
.brand{
  display:flex; align-items:center; gap:12px;
}
.brand img{height:44px; width:44px; object-fit:contain;}
.brand-text{
  font-family:var(--font-bn-display);
  font-size:1.4rem;
  letter-spacing:0.5px;
  color:var(--ivory);
}
.brand-text small{
  display:block;
  font-family:var(--font-en-display);
  font-style:italic;
  font-size:0.62rem;
  letter-spacing:3px;
  color:var(--gold);
  text-transform:uppercase;
  margin-top:2px;
}
nav.main-nav ul{
  display:flex; gap:38px; list-style:none;
}
nav.main-nav a{
  font-size:0.95rem;
  letter-spacing:0.5px;
  color:var(--stone);
  position:relative;
  padding-bottom:6px;
  transition:color 0.25s ease;
}
nav.main-nav a::after{
  content:'';
  position:absolute; left:0; bottom:0;
  width:0; height:1px;
  background:var(--gold);
  transition:width 0.3s ease;
}
nav.main-nav a:hover, nav.main-nav a.active{color:var(--ivory);}
nav.main-nav a:hover::after, nav.main-nav a.active::after{width:100%;}

.nav-toggle{
  display:none;
  background:none; border:1px solid var(--line); color:var(--gold);
  width:42px; height:42px; border-radius:2px; font-size:1.2rem; cursor:pointer;
}

/* -------------------- Buttons -------------------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  padding:14px 30px;
  font-family:var(--font-bn-body);
  font-weight:600;
  font-size:0.95rem;
  letter-spacing:0.5px;
  border-radius:2px;
  border:1px solid var(--gold);
  cursor:pointer;
  transition:all 0.3s ease;
}
.btn-gold{
  background:linear-gradient(135deg, var(--gold-bright), var(--gold));
  color:var(--obsidian);
}
.btn-gold:hover{
  background:linear-gradient(135deg, var(--ivory), var(--gold-bright));
  transform:translateY(-1px);
}
.btn-ghost{
  background:transparent; color:var(--ivory);
}
.btn-ghost:hover{
  background:rgba(201,162,39,0.1);
  border-color:var(--gold-bright);
}

/* -------------------- Crest motif (signature element) -------------------- */
.crest{
  width:56px; height:56px;
  opacity:0.9;
}
.crest-divider{
  display:flex; align-items:center; justify-content:center;
  gap:18px;
  margin:0 auto;
  width:100%;
}
.crest-divider .line{
  height:1px; flex:1; max-width:160px;
  background:linear-gradient(90deg, transparent, var(--gold), transparent);
}
.crest-divider svg{width:34px; height:34px; flex-shrink:0;}

.watermark-crest{
  position:absolute;
  width:640px; height:640px;
  opacity:0.035;
  pointer-events:none;
  z-index:0;
}

/* -------------------- Hero -------------------- */
.hero{
  position:relative;
  min-height:92vh;
  display:flex; align-items:center;
  overflow:hidden;
  border-bottom:1px solid var(--line-soft);
}
.hero-grid{
  position:relative; z-index:2;
  display:grid;
  grid-template-columns:1.05fr 0.95fr;
  gap:40px;
  align-items:center;
  width:100%;
}
.eyebrow{
  font-family:var(--font-en-display);
  font-style:italic;
  font-size:0.85rem;
  letter-spacing:4px;
  color:var(--gold-bright);
  text-transform:uppercase;
  margin-bottom:22px;
  display:flex; align-items:center; gap:14px;
}
.eyebrow::before{
  content:'';
  width:32px; height:1px; background:var(--gold);
}
.hero h1{
  font-family:var(--font-bn-display);
  font-size:clamp(2.6rem, 5.2vw, 4.4rem);
  line-height:1.25;
  color:var(--ivory);
  margin-bottom:26px;
}
.hero h1 em{
  font-style:normal;
  color:var(--gold-bright);
}
.hero p.lede{
  font-size:1.15rem;
  color:var(--stone);
  max-width:520px;
  margin-bottom:38px;
}
.hero-ctas{display:flex; gap:18px; margin-bottom:48px; flex-wrap:wrap;}

.hero-stats{
  display:flex; gap:44px;
  padding-top:34px;
  border-top:1px solid var(--line-soft);
}
.hero-stats .stat b{
  font-family:var(--font-bn-display);
  font-size:1.9rem;
  color:var(--gold-bright);
  display:block;
}
.hero-stats .stat span{
  font-size:0.82rem;
  color:var(--stone-dim);
  letter-spacing:0.3px;
}

.hero-visual{
  position:relative;
  display:flex; align-items:center; justify-content:center;
}
.hero-visual .ring{
  position:absolute;
  width:110%; height:110%;
  border:1px solid var(--line);
  border-radius:50%;
}
.hero-visual .ring.r2{
  width:88%; height:88%;
  border-style:dashed;
  border-color:rgba(201,162,39,0.15);
}
.hero-visual img{
  position:relative; z-index:2;
  border-radius:6px;
  box-shadow:0 40px 90px -20px rgba(0,0,0,0.7);
  animation:float 6s ease-in-out infinite;
}
@keyframes float{
  0%,100%{transform:translateY(0);}
  50%{transform:translateY(-14px);}
}

/* -------------------- Section basics -------------------- */
section{position:relative; padding:110px 0; z-index:1;}
.section-head{
  text-align:center;
  max-width:640px;
  margin:0 auto 64px;
}
.section-head .eyebrow{justify-content:center;}
.section-head .eyebrow::before{display:none;}
.section-head h2{
  font-family:var(--font-bn-display);
  font-size:clamp(2rem, 3.4vw, 2.8rem);
  color:var(--ivory);
  margin-bottom:16px;
}
.section-head p{color:var(--stone); font-size:1.05rem;}

.band-charcoal{background:var(--charcoal);}

/* -------------------- Features -------------------- */
.features-grid{
  display:grid;
  grid-template-columns:repeat(4, 1fr);
  gap:1px;
  background:var(--line-soft);
  border:1px solid var(--line-soft);
}
.feature-card{
  background:var(--obsidian);
  padding:44px 32px;
  transition:background 0.3s ease;
}
.feature-card:hover{background:var(--charcoal-2);}
.feature-card .fnum{
  font-family:var(--font-en-display);
  font-style:italic;
  color:var(--gold-dim);
  font-size:0.85rem;
  margin-bottom:18px;
  letter-spacing:1px;
}
.feature-card svg{width:34px; height:34px; color:var(--gold); margin-bottom:20px;}
.feature-card h3{
  font-family:var(--font-bn-display);
  font-size:1.25rem;
  margin-bottom:10px;
  color:var(--ivory);
}
.feature-card p{color:var(--stone); font-size:0.94rem;}

/* -------------------- Product grid -------------------- */
.product-grid{
  display:grid;
  grid-template-columns:repeat(3, 1fr);
  gap:30px;
}
.product-card{
  background:var(--charcoal);
  border:1px solid var(--line-soft);
  border-radius:4px;
  overflow:hidden;
  transition:transform 0.35s ease, border-color 0.35s ease, box-shadow .35s ease;
}
.product-card:hover{
  transform:translateY(-6px);
  border-color:var(--line);
  box-shadow:0 24px 50px -20px rgba(0,0,0,0.6);
}
.product-media{
  aspect-ratio:4/3.2;
  overflow:hidden;
  background:#fff;
  position:relative;
}
.product-media img{
  width:100%; height:100%; object-fit:cover;
  transition:transform 0.6s ease;
}
.product-card:hover .product-media img{transform:scale(1.06);}
.product-tag{
  position:absolute; top:14px; left:14px;
  background:rgba(11,10,8,0.85);
  color:var(--gold-bright);
  font-size:0.68rem;
  letter-spacing:1.5px;
  text-transform:uppercase;
  padding:6px 12px;
  border:1px solid var(--line);
  border-radius:2px;
}
.product-body{padding:26px 26px 30px;}
.product-body h3{
  font-family:var(--font-bn-display);
  font-size:1.3rem;
  color:var(--ivory);
  margin-bottom:8px;
}
.product-body p{color:var(--stone); font-size:0.92rem; margin-bottom:18px;}
.product-meta{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:16px;
  border-top:1px solid var(--line-soft);
}
.product-price{
  font-family:var(--font-bn-display);
  color:var(--gold-bright);
  font-size:1.1rem;
}
.product-link{
  font-size:0.85rem; color:var(--stone);
  display:flex; align-items:center; gap:6px;
  transition:color .25s ease, gap .25s ease;
}
.product-link:hover{color:var(--gold-bright); gap:10px;}

/* -------------------- Tagline banner -------------------- */
.banner{
  padding:100px 0;
  text-align:center;
  position:relative;
  background:
    linear-gradient(180deg, rgba(11,10,8,0.75), rgba(11,10,8,0.92)),
    var(--charcoal-2);
  border-top:1px solid var(--line-soft);
  border-bottom:1px solid var(--line-soft);
}
.banner h2{
  font-family:var(--font-bn-display);
  font-size:clamp(1.8rem, 4vw, 3rem);
  color:var(--ivory);
  max-width:820px;
  margin:0 auto 24px;
  line-height:1.5;
}
.banner h2 em{font-style:normal; color:var(--gold-bright);}
.banner .sub{color:var(--stone); font-family:var(--font-en-display); font-style:italic; letter-spacing:1px;}

/* -------------------- Testimonial / trust strip -------------------- */
.trust-strip{
  display:flex; justify-content:center; gap:60px; flex-wrap:wrap;
  padding:50px 0;
  border-bottom:1px solid var(--line-soft);
}
.trust-item{text-align:center; color:var(--stone-dim); font-size:0.82rem; letter-spacing:1px;}
.trust-item b{
  display:block; color:var(--gold-bright);
  font-family:var(--font-bn-display); font-size:1.6rem;
  margin-bottom:6px;
}

/* -------------------- Page hero (inner pages) -------------------- */
.page-hero{
  padding:80px 0 60px;
  border-bottom:1px solid var(--line-soft);
  position:relative;
  overflow:hidden;
}
.page-hero h1{
  font-family:var(--font-bn-display);
  font-size:clamp(2.2rem, 4.5vw, 3.4rem);
  color:var(--ivory);
}
.page-hero p{color:var(--stone); margin-top:16px; max-width:560px; font-size:1.05rem;}
.breadcrumb{
  font-size:0.82rem; color:var(--stone-dim); letter-spacing:1px;
  margin-bottom:18px;
}
.breadcrumb a{color:var(--gold);}
.breadcrumb a:hover{color:var(--gold-bright);}

/* -------------------- About page -------------------- */
.about-split{
  display:grid;
  grid-template-columns:0.9fr 1.1fr;
  gap:70px;
  align-items:center;
}
.about-split img{
  border-radius:4px;
  box-shadow:0 30px 70px -20px rgba(0,0,0,0.7);
}
.about-split h2{
  font-family:var(--font-bn-display);
  font-size:2.2rem;
  color:var(--ivory);
  margin-bottom:22px;
}
.about-split p{color:var(--stone); margin-bottom:18px;}

.values-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:36px;
}
.value-card{
  padding:34px;
  border:1px solid var(--line-soft);
  border-radius:4px;
  background:var(--charcoal);
}
.value-card .num{
  font-family:var(--font-en-display); font-style:italic;
  color:var(--gold); font-size:1rem; margin-bottom:16px;
}
.value-card h3{font-family:var(--font-bn-display); font-size:1.2rem; color:var(--ivory); margin-bottom:10px;}
.value-card p{color:var(--stone); font-size:0.92rem;}

.timeline{
  max-width:680px; margin:0 auto;
  border-left:1px solid var(--line);
  padding-left:40px;
}
.timeline-item{position:relative; padding-bottom:44px;}
.timeline-item:last-child{padding-bottom:0;}
.timeline-item::before{
  content:'';
  position:absolute; left:-45px; top:4px;
  width:10px; height:10px; border-radius:50%;
  background:var(--gold-bright);
  box-shadow:0 0 0 4px rgba(201,162,39,0.15);
}
.timeline-item .year{
  font-family:var(--font-en-display); font-style:italic;
  color:var(--gold-bright); font-size:1rem; margin-bottom:6px;
}
.timeline-item h4{font-family:var(--font-bn-display); color:var(--ivory); font-size:1.15rem; margin-bottom:6px;}
.timeline-item p{color:var(--stone); font-size:0.92rem;}

/* -------------------- Contact page -------------------- */
.contact-grid{
  display:grid;
  grid-template-columns:0.9fr 1.1fr;
  gap:60px;
}
.contact-card{
  background:var(--charcoal);
  border:1px solid var(--line-soft);
  border-radius:4px;
  padding:40px;
}
.contact-card h3{
  font-family:var(--font-bn-display);
  font-size:1.4rem; color:var(--ivory); margin-bottom:26px;
}
.contact-row{
  display:flex; gap:18px; align-items:flex-start;
  padding:18px 0;
  border-top:1px solid var(--line-soft);
}
.contact-row:first-of-type{border-top:none;}
.contact-row svg{width:22px; height:22px; color:var(--gold); flex-shrink:0; margin-top:3px;}
.contact-row a, .contact-row span{color:var(--stone); font-size:0.96rem;}
.contact-row a:hover{color:var(--gold-bright);}
.contact-row .label{
  display:block; font-size:0.75rem; letter-spacing:1.5px; text-transform:uppercase;
  color:var(--gold-dim); margin-bottom:4px;
}

.fb-cta{
  margin-top:26px;
  display:flex; align-items:center; justify-content:center; gap:10px;
  width:100%;
}

form.inquiry{
  display:grid; gap:20px;
}
.form-row{display:grid; grid-template-columns:1fr 1fr; gap:20px;}
label{
  display:block; font-size:0.82rem; letter-spacing:1px; text-transform:uppercase;
  color:var(--stone-dim); margin-bottom:8px;
}
input, textarea, select{
  width:100%;
  background:var(--charcoal-2);
  border:1px solid var(--line-soft);
  color:var(--ivory);
  padding:14px 16px;
  font-family:var(--font-bn-body);
  font-size:0.95rem;
  border-radius:2px;
  transition:border-color 0.25s ease;
}
input:focus, textarea:focus, select:focus{
  outline:none;
  border-color:var(--gold);
}
textarea{resize:vertical; min-height:130px;}
.form-note{font-size:0.85rem; color:var(--stone-dim); margin-top:4px;}

.map-embed{
  border:1px solid var(--line-soft);
  border-radius:4px;
  overflow:hidden;
  filter:grayscale(1) invert(0.92) contrast(0.9);
  margin-top:30px;
}
.map-embed iframe{width:100%; height:260px; border:0; display:block;}

/* -------------------- Footer -------------------- */
footer{
  border-top:1px solid var(--line-soft);
  padding:70px 0 30px;
  position:relative; z-index:1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:50px;
  padding-bottom:50px;
}
.footer-brand .brand{margin-bottom:18px;}
.footer-brand p{color:var(--stone-dim); font-size:0.92rem; max-width:320px;}
.footer-col h4{
  font-family:var(--font-bn-display);
  color:var(--ivory); font-size:1.05rem; margin-bottom:20px;
}
.footer-col ul{list-style:none;}
.footer-col li{margin-bottom:12px;}
.footer-col a{color:var(--stone); font-size:0.92rem; transition:color 0.25s ease;}
.footer-col a:hover{color:var(--gold-bright);}
.footer-bottom{
  display:flex; justify-content:space-between; align-items:center;
  padding-top:30px; border-top:1px solid var(--line-soft);
  color:var(--stone-dim); font-size:0.82rem; flex-wrap:wrap; gap:12px;
}
.social-row{display:flex; gap:14px;}
.social-row a{
  width:38px; height:38px; border:1px solid var(--line-soft); border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  color:var(--gold); transition:all 0.25s ease;
}
.social-row a:hover{border-color:var(--gold); background:rgba(201,162,39,0.08); transform:translateY(-2px);}
.social-row svg{width:16px; height:16px;}

/* -------------------- Reveal on scroll -------------------- */
.reveal{opacity:0; transform:translateY(24px); transition:opacity 0.7s ease, transform 0.7s ease;}
.reveal.in{opacity:1; transform:translateY(0);}

/* -------------------- Responsive -------------------- */
@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr;}
  .hero-visual{order:-1; max-width:360px; margin:0 auto;}
  .features-grid{grid-template-columns:repeat(2,1fr);}
  .product-grid{grid-template-columns:repeat(2,1fr);}
  .about-split{grid-template-columns:1fr;}
  .about-split img{max-width:420px; margin:0 auto;}
  .values-grid{grid-template-columns:1fr;}
  .contact-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width: 680px){
  nav.main-nav{
    position:fixed; top:78px; left:0; right:0; bottom:0;
    background:var(--obsidian);
    padding:40px 28px;
    transform:translateX(100%);
    transition:transform 0.35s ease;
    z-index:99;
  }
  nav.main-nav.open{transform:translateX(0);}
  nav.main-nav ul{flex-direction:column; gap:26px;}
  nav.main-nav a{font-size:1.2rem;}
  .nav-toggle{display:block;}
  .features-grid{grid-template-columns:1fr;}
  .product-grid{grid-template-columns:1fr;}
  .hero-stats{gap:26px; flex-wrap:wrap;}
  .footer-grid{grid-template-columns:1fr; gap:36px;}
  .form-row{grid-template-columns:1fr;}
  section{padding:70px 0;}
  .hero{min-height:auto; padding:60px 0;}
}