:root{
  --yellow:#f4c95d;
  --brown:#7a5230;
  --green:#4caf50;
  --blue:#4fc3f7;
  --black:#111111;
  --cream:#fff8e7;
  --dark:#1a1410;
  --grey:#6b6b6b;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',sans-serif;
  color:var(--dark);
  background:var(--cream);
  line-height:1.6;
  overflow-x:hidden;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:.3s}
ul{list-style:none}

.container{max-width:1240px;margin:0 auto;padding:0 24px}

h1,h2,h3,h4{font-family:'Montserrat',sans-serif;line-height:1.2;color:var(--dark)}
h1{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:800}
h2{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:700;margin-bottom:18px}
h3{font-size:1.4rem;font-weight:600}
h4{font-size:1.05rem;font-weight:600}

.eyebrow{
  display:inline-block;
  color:var(--brown);
  font-weight:600;
  letter-spacing:2px;
  text-transform:uppercase;
  font-size:.78rem;
  margin-bottom:10px;
}
.highlight{color:var(--brown)}

/* HEADER */
.site-header{
  position:fixed;top:0;left:0;width:100%;z-index:100;
  padding:18px 0;
  background:rgba(255,248,231,.65);
  backdrop-filter:blur(18px) saturate(160%);
  -webkit-backdrop-filter:blur(18px) saturate(160%);
  border-bottom:1px solid rgba(255,255,255,.4);
  transition:.4s;
}
.site-header.scrolled{padding:10px 0;background:rgba(255,248,231,.92);box-shadow:0 4px 24px rgba(122,82,48,.08)}
.header-inner{display:flex;align-items:center;justify-content:space-between;max-width:1240px;margin:0 auto;padding:0 24px}
.logo{font-family:'Poppins',sans-serif;font-size:1.55rem;font-weight:700;color:var(--dark)}
.logo span{color:var(--brown)}
.logo-light{color:#fff}
.logo-light span{color:var(--yellow)}

.main-nav{display:flex;gap:34px}
.main-nav a{font-weight:500;color:var(--dark);position:relative;font-size:.95rem}
.main-nav a:after{content:'';position:absolute;bottom:-6px;left:0;width:0;height:2px;background:var(--brown);transition:.3s}
.main-nav a:hover:after,.main-nav a.active:after{width:100%}
.main-nav a.active{color:var(--brown)}

.hamburger{display:none;background:none;border:none;cursor:pointer;flex-direction:column;gap:5px;padding:6px}
.hamburger span{width:26px;height:2.5px;background:var(--dark);border-radius:3px;transition:.3s}

/* HERO */
.hero-3d{
  position:relative;min-height:100vh;
  display:flex;align-items:center;
  overflow:hidden;padding:140px 0 60px;
}
.hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  filter:brightness(.95) saturate(1.1);
  z-index:1;
}
.hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(255,248,231,.75) 0%,rgba(244,201,93,.35) 50%,rgba(76,175,80,.15) 100%);
  z-index:2;
}
.hero-content{
  position:relative;z-index:3;
  max-width:1240px;margin:0 auto;padding:0 24px;
  display:grid;grid-template-columns:1.05fr 1fr;gap:50px;align-items:center;width:100%;
}
.hero-3d.hero-centered .hero-content{
  grid-template-columns:1fr;
  text-align:center;
  justify-items:center;
}
.hero-3d.hero-centered .hero-text{max-width:780px}
.hero-3d.hero-centered .hero-text p{margin-left:auto;margin-right:auto}
.hero-3d.hero-centered .hero-cta{justify-content:center}
.hero-text{animation:fadeInUp 1s ease}
.hero-badge{
  display:inline-block;
  background:rgba(255,255,255,.6);
  backdrop-filter:blur(10px);
  padding:8px 18px;border-radius:50px;
  font-size:.82rem;font-weight:500;color:var(--brown);
  margin-bottom:20px;
  border:1px solid rgba(122,82,48,.15);
}
.hero-text p{font-size:1.12rem;color:#3a2e22;margin:18px 0 30px;max-width:520px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}

.btn{
  display:inline-block;padding:14px 28px;
  border-radius:50px;font-weight:600;
  transition:.3s;cursor:pointer;border:none;
  font-size:.95rem;font-family:'Poppins',sans-serif;
}
.btn-primary{background:var(--brown);color:#fff;box-shadow:0 8px 22px rgba(122,82,48,.3)}
.btn-primary:hover{background:#5a3c22;transform:translateY(-3px);box-shadow:0 12px 28px rgba(122,82,48,.4)}
.btn-ghost{background:rgba(255,255,255,.5);backdrop-filter:blur(10px);color:var(--dark);border:1px solid rgba(122,82,48,.25)}
.btn-ghost:hover{background:#fff;transform:translateY(-3px)}
.btn-small{padding:10px 22px;font-size:.85rem;background:var(--brown);color:#fff}
.btn-small:hover{background:#5a3c22}

@keyframes fadeInUp{from{opacity:0;transform:translateY(30px)}to{opacity:1;transform:translateY(0)}}

.scroll-indicator{position:absolute;bottom:30px;left:50%;transform:translateX(-50%);z-index:5}
.scroll-indicator span{
  display:block;width:24px;height:38px;
  border:2px solid var(--brown);border-radius:14px;position:relative;
}
.scroll-indicator span::before{
  content:'';position:absolute;
  top:8px;left:50%;transform:translateX(-50%);
  width:3px;height:8px;background:var(--brown);border-radius:3px;
  animation:scrollDown 1.8s infinite;
}
@keyframes scrollDown{0%{opacity:1;top:8px}100%{opacity:0;top:22px}}

/* SECTIONS */
.section{padding:90px 0}
.bg-cream{background:var(--cream)}
.section-head{text-align:center;max-width:680px;margin:0 auto 50px}
.section-head p{color:var(--grey);font-size:1.05rem;margin-top:10px}

/* MODELS GRID */
.models-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.models-grid.wide{grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.model-card{
  background:rgba(255,255,255,.7);
  backdrop-filter:blur(12px);
  border-radius:22px;overflow:hidden;
  border:1px solid rgba(255,255,255,.6);
  box-shadow:0 12px 36px rgba(122,82,48,.08);
  transition:.4s;
}
.model-card:hover{transform:translateY(-10px);box-shadow:0 20px 50px rgba(122,82,48,.18)}
.model-img{height:230px;overflow:hidden}
.model-img img{width:100%;height:100%;object-fit:cover;transition:.6s}
.model-card:hover .model-img img{transform:scale(1.08)}
.model-info{padding:24px}
.model-info h3{margin-bottom:10px;color:var(--dark)}
.model-info p{color:var(--grey);font-size:.92rem;margin-bottom:14px}
.model-info ul{margin-bottom:18px}
.model-info ul li{font-size:.9rem;color:#3a2e22;padding:4px 0;border-bottom:1px solid rgba(122,82,48,.08)}

/* SPLIT */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.split.reverse{direction:rtl}
.split.reverse>*{direction:ltr}
.split-img img{border-radius:24px;box-shadow:0 18px 50px rgba(122,82,48,.18);width:100%;height:auto}
.split-text p{color:#3a2e22;margin-bottom:14px}

/* FEATURES GRID */
.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:22px;margin-top:24px}
.feature-item{
  background:rgba(255,255,255,.7);
  backdrop-filter:blur(10px);
  padding:22px;border-radius:16px;
  border:1px solid rgba(255,255,255,.6);
  transition:.3s;
}
.feature-item:hover{transform:translateY(-4px);box-shadow:0 10px 26px rgba(122,82,48,.12)}
.feature-icon{font-size:1.8rem;margin-bottom:8px}
.feature-item h4{margin-bottom:6px}
.feature-item p{font-size:.9rem;color:var(--grey)}

/* HOW IT WORKS */
.how-section{background:linear-gradient(135deg,#fff8e7 0%,#fef0d0 100%)}
.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.step-card{
  background:#fff;padding:36px 28px;border-radius:20px;
  text-align:center;
  box-shadow:0 12px 30px rgba(122,82,48,.08);
  transition:.3s;
}
.step-card:hover{transform:translateY(-6px)}
.step-num{
  font-family:'Montserrat',sans-serif;font-size:2.6rem;font-weight:800;
  color:var(--brown);opacity:.18;margin-bottom:8px;
}
.step-card h3{margin-bottom:8px}
.step-card p{color:var(--grey);font-size:.92rem}

/* MATERIALS */
.materials{background:linear-gradient(135deg,#1a1410 0%,#2a1f15 100%);color:#fff}
.materials h2,.materials .eyebrow{color:#fff}
.materials .eyebrow{color:var(--yellow)}
.materials .section-head p{color:rgba(255,255,255,.7)}
.materials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.material-card{
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(10px);
  border:1px solid rgba(255,255,255,.1);
  border-radius:20px;overflow:hidden;
  transition:.3s;
}
.material-card:hover{transform:translateY(-6px);background:rgba(255,255,255,.1)}
.material-card img{width:100%;height:200px;object-fit:cover}
.material-card h3{padding:20px 22px 6px;color:var(--yellow)}
.material-card p{padding:0 22px 22px;color:rgba(255,255,255,.75);font-size:.93rem}

/* TESTIMONIALS */
.testimonials{background:var(--cream)}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{
  background:#fff;padding:30px;border-radius:20px;
  box-shadow:0 10px 28px rgba(122,82,48,.08);
  border-left:4px solid var(--brown);
}
.testimonial-card p{font-style:italic;color:#3a2e22;margin-bottom:16px}
.testimonial-author strong{display:block;color:var(--dark)}
.testimonial-author span{font-size:.85rem;color:var(--grey)}

/* CTA BANNER */
.cta-banner{
  padding:80px 0;
  background:linear-gradient(135deg,var(--brown) 0%,#5a3c22 100%);
  color:#fff;text-align:center;
}
.cta-banner h2{color:#fff}
.cta-banner p{margin:14px 0 26px;color:rgba(255,255,255,.85);font-size:1.08rem}
.cta-banner .btn-primary{background:var(--yellow);color:var(--dark)}
.cta-banner .btn-primary:hover{background:#fff}

/* PAGE HERO */
.page-hero{
  position:relative;
  padding:180px 0 80px;
  text-align:center;color:#fff;
  overflow:hidden;
}
.page-hero.small{padding:160px 0 60px}
.page-hero-bg{
  position:absolute;inset:0;
  background-size:cover;background-position:center;
  z-index:0;
}
.page-hero::after{
  content:'';position:absolute;inset:0;
  background:linear-gradient(135deg,rgba(26,20,16,.7) 0%,rgba(122,82,48,.55) 100%);
  z-index:1;
}
.page-hero .container{position:relative;z-index:2}
.page-hero h1{color:#fff}
.page-hero p{margin-top:14px;font-size:1.12rem;color:rgba(255,255,255,.9)}

/* THREE COLS */
.three-cols{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.value-card{
  background:#fff;padding:30px;border-radius:20px;
  box-shadow:0 10px 28px rgba(122,82,48,.08);
}
.value-card h3{margin-bottom:10px;color:var(--brown)}
.value-card p{color:#3a2e22;font-size:.95rem}

/* STEPS FLOW */
.steps-flow{display:flex;flex-direction:column;gap:40px;max-width:980px;margin:0 auto}
.flow-step{
  display:grid;grid-template-columns:auto 280px 1fr;gap:30px;align-items:center;
  background:#fff;padding:26px;border-radius:22px;
  box-shadow:0 10px 30px rgba(122,82,48,.08);
}
.flow-step:nth-child(even){grid-template-columns:1fr 280px auto}
.flow-step:nth-child(even) .flow-num{order:3}
.flow-step:nth-child(even) .flow-img{order:2}
.flow-step:nth-child(even) .flow-content{order:1;text-align:right}
.flow-num{
  font-family:'Montserrat',sans-serif;font-size:3.5rem;font-weight:800;
  color:var(--yellow);
  background:var(--brown);
  width:90px;height:90px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  flex-shrink:0;
}
.flow-img{border-radius:16px;overflow:hidden;height:180px}
.flow-img img{width:100%;height:100%;object-fit:cover}
.flow-content h3{margin-bottom:8px}
.flow-content p{color:#3a2e22}

/* CONTACT */
.contact-grid{display:grid;grid-template-columns:1fr 1.3fr;gap:50px}
.contact-info h2{margin-bottom:14px}
.contact-info>p{color:#3a2e22;margin-bottom:24px}
.info-block{margin-bottom:20px;padding:16px 20px;background:#fff;border-radius:14px;box-shadow:0 6px 18px rgba(122,82,48,.06)}
.info-block h4{color:var(--brown);margin-bottom:6px;font-size:.95rem}
.info-block p,.info-block a{color:#3a2e22;font-size:.95rem}
.info-block a:hover{color:var(--brown)}

.contact-form{
  background:#fff;padding:36px;border-radius:22px;
  box-shadow:0 14px 40px rgba(122,82,48,.1);
}
.contact-form h3{margin-bottom:22px}
.contact-form .form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.contact-form input,.contact-form select,.contact-form textarea{
  width:100%;padding:13px 16px;margin-bottom:14px;
  border:1.5px solid #e8d9c0;background:#fff8e7;border-radius:10px;
  font-family:inherit;font-size:.95rem;color:var(--dark);
  transition:.3s;
}
.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{
  outline:none;border-color:var(--brown);background:#fff;
}
.contact-form textarea{resize:vertical;min-height:120px}
.contact-form button{width:100%;margin-top:6px}

/* LEGAL */
.legal-content{max-width:880px;margin:0 auto}
.legal-content h2{margin:30px 0 12px;color:var(--brown);font-size:1.4rem}
.legal-content h3{margin:18px 0 8px;font-size:1.1rem}
.legal-content p,.legal-content li{color:#3a2e22;margin-bottom:10px}
.legal-content ul{padding-left:20px;margin-bottom:14px}
.legal-content ul li{list-style:disc;margin-bottom:6px}

/* FOOTER */
.site-footer{background:linear-gradient(135deg,#1a1410 0%,#2a1f15 100%);color:rgba(255,255,255,.8);padding:60px 0 0}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1.3fr 1fr;gap:40px;padding-bottom:40px}
.footer-col h4{color:var(--yellow);margin-bottom:14px;font-size:1rem}
.footer-col p{font-size:.92rem;line-height:1.7;margin-bottom:10px;color:rgba(255,255,255,.7)}
.footer-col ul li{margin-bottom:8px}
.footer-col ul li a{color:rgba(255,255,255,.7);font-size:.92rem}
.footer-col ul li a:hover{color:var(--yellow)}
.footer-col p:first-of-type{margin-top:14px}
.footer-bottom{
  border-top:1px solid rgba(255,255,255,.1);
  padding:22px 0;text-align:center;
  font-size:.85rem;color:rgba(255,255,255,.55);
}

/* REVEAL */
.reveal{opacity:0;transform:translateY(40px);transition:opacity .9s ease,transform .9s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* RESPONSIVE */
@media(max-width:980px){
  .hero-content{grid-template-columns:1fr;text-align:center;gap:30px}
  .hero-text p{margin-left:auto;margin-right:auto}
  .hero-cta{justify-content:center}
  .models-grid,.steps-grid,.materials-grid,.testimonial-grid,.three-cols{grid-template-columns:1fr 1fr}
  .split,.contact-grid{grid-template-columns:1fr;gap:30px}
  .split.reverse{direction:ltr}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px}
  .flow-step,.flow-step:nth-child(even){grid-template-columns:auto 1fr;gap:20px}
  .flow-step:nth-child(even) .flow-content{text-align:left;order:0}
  .flow-step:nth-child(even) .flow-num{order:0}
  .flow-step:nth-child(even) .flow-img{order:0;grid-column:1/-1}
  .flow-img{grid-column:1/-1}
}
@media(max-width:680px){
  .main-nav{
    position:fixed;top:0;right:-100%;
    width:78%;height:100vh;
    background:rgba(255,248,231,.98);
    backdrop-filter:blur(20px);
    flex-direction:column;
    padding:90px 30px 30px;gap:18px;
    transition:.4s;box-shadow:-10px 0 40px rgba(0,0,0,.1);
  }
  .main-nav.open{right:0}
  .hamburger{display:flex;z-index:101}
  .hamburger.open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
  .hamburger.open span:nth-child(2){opacity:0}
  .hamburger.open span:nth-child(3){transform:rotate(-45deg) translate(6px,-6px)}
  .models-grid,.steps-grid,.materials-grid,.testimonial-grid,.three-cols,.features-grid,.contact-form .form-row,.footer-grid{grid-template-columns:1fr}
  .section{padding:60px 0}
  .page-hero{padding:140px 0 60px}
}