:root{
    --bg:#FAFAF8;
    --sand:#F5F1EB;
    --dark:#1E1E1E;
    --accent:#C96B4B;
    --olive:#7A8368;
}

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

body{
    font-family:'Inter',sans-serif;
    background:var(--bg);
    color:var(--dark);
    overflow-x:hidden;
}

header{
    position:fixed;
    width:100%;
    top:0;
    left:0;
    padding:20px 8%;
    display:flex;
    justify-content:space-between;
    align-items:center;
    background:rgba(255,255,255,0.8);
    backdrop-filter:blur(10px);
    z-index:1000;
}

.logo{
    font-size:1.4rem;
    font-weight:700;
    font-family:'Montserrat',sans-serif;
}

nav a{
    text-decoration:none;
    color:var(--dark);
    margin-left:30px;
    font-weight:500;
    transition:0.3s;
}

nav a:hover{
    color:var(--accent);
}

.hero{
    height:100vh;
    background:url('https://images.unsplash.com/photo-1600585154340-be6161a56a0c?q=80&w=1600&auto=format&fit=crop') center/cover;
    display:flex;
    align-items:center;
    padding:0 8%;
    position:relative;
}

.hero::before{
    content:'';
    position:absolute;
    inset:0;
    background:rgba(0,0,0,0.45);
}

.hero-content{
    position:relative;
    z-index:2;
    color:white;
    max-width:650px;
}

.hero h1{
    font-size:4rem;
    line-height:1.1;
    margin-bottom:20px;
    font-family:'Montserrat',sans-serif;
}

.hero p{
    font-size:1.2rem;
    margin-bottom:30px;
    opacity:0.95;
}

.buttons{
    display:flex;
    gap:20px;
}

.btn{
    padding:14px 28px;
    border:none;
    cursor:pointer;
    font-size:1rem;
    transition:0.3s;
    border-radius:50px;
    text-decoration:none;
}

.btn-primary{
    background:var(--accent);
    color:white;
}

.btn-primary:hover{
    transform:translateY(-3px);
}

.btn-secondary{
    border:1px solid white;
    color:white;
}

.btn-secondary:hover{
    background:white;
    color:black;
}

section{
    padding:100px 8%;
}

.section-title{
    font-size:2.5rem;
    margin-bottom:50px;
    font-family:'Montserrat',sans-serif;
}

.services{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(250px,1fr));
    gap:30px;
}

.card{
    background:white;
    padding:40px;
    border-radius:25px;
    transition:0.4s;
    box-shadow:0 5px 20px rgba(0,0,0,0.05);
}

.card:hover{
    transform:translateY(-10px);
}

.card h3{
    margin-bottom:15px;
    font-size:1.4rem;
}

.projects{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
    gap:25px;
}

.project{
    overflow:hidden;
    border-radius:25px;
    position:relative;
}

.project img{
    width:100%;
    height:400px;
    object-fit:cover;
    transition:0.5s;
}

.project:hover img{
    transform:scale(1.08);
}

.overlay{
    position:absolute;
    bottom:0;
    left:0;
    width:100%;
    padding:30px;
    background:linear-gradient(to top,rgba(0,0,0,0.8),transparent);
    color:white;
}

.process{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
    gap:30px;
}

.step{
    text-align:center;
}

.number{
    width:70px;
    height:70px;
    background:var(--accent);
    color:white;
    margin:auto;
    border-radius:50%;
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:1.5rem;
    margin-bottom:20px;
}

.cta{
    background:var(--dark);
    color:white;
    text-align:center;
    padding:120px 8%;
}

.cta h2{
    font-size:3rem;
    margin-bottom:20px;
}

footer{
    padding:40px;
    text-align:center;
    opacity:0.7;
}

.fade{
    opacity:0;
    transform:translateY(40px);
    transition:1s;
}

.fade.show{
    opacity:1;
    transform:translateY(0);
}

@media(max-width:768px){

    .hero h1{
        font-size:2.7rem;
    }

    nav{
        display:none;
    }

    .buttons{
        flex-direction:column;
    }
}

.modal{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.6);
    display:none;
    justify-content:center;
    align-items:center;
    z-index:2000;
    padding:20px;
}

.modal-content{
    background:white;
    width:100%;
    max-width:550px;
    padding:50px;
    border-radius:30px;
    position:relative;
    animation:popup 0.4s ease;
}

@keyframes popup{
    from{
        opacity:0;
        transform:translateY(40px);
    }
    to{
        opacity:1;
        transform:translateY(0);
    }
}

.close-btn{
    position:absolute;
    top:20px;
    right:25px;
    font-size:2rem;
    cursor:pointer;
}

form{
    display:flex;
    flex-direction:column;
    gap:20px;
    margin-top:30px;
}

input,
textarea,
select{
    width:100%;
    padding:16px;
    border:1px solid #ddd;
    border-radius:15px;
    font-size:1rem;
    font-family:inherit;
}

textarea{
    min-height:120px;
    resize:none;
}

.contact-panel{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.6);
    display:none;
    justify-content:center;
    align-items:center;
    z-index:3000;
    padding:20px;
}

.contact-panel-content{
    background:white;
    width:100%;
    max-width:500px;
    padding:50px;
    border-radius:25px;
    text-align:center;
    animation:popup 0.4s ease;
}

.contact-links{
    display:flex;
    flex-direction:column;
    gap:15px;
    margin-top:30px;
}

.contact-links a{
    text-decoration:none;
    padding:14px;
    border-radius:12px;
    background:#f5f5f5;
    color:#1E1E1E;
    transition:0.3s;
    font-weight:500;
}

.contact-links a:hover{
    background:#C96B4B;
    color:white;
}

@keyframes popup{
    from{opacity:0; transform:translateY(40px);}
    to{opacity:1; transform:translateY(0);}
}

.filters{
    display:flex;
    gap:15px;
    margin-bottom:30px;
    flex-wrap:wrap;
}

.filter{
    padding:10px 20px;
    border-radius:30px;
    border:1px solid #ddd;
    background:white;
    cursor:pointer;
    transition:0.3s;
    font-weight:500;
}

.filter.active{
    background:#C96B4B;
    color:white;
    border-color:#C96B4B;
}

.filter:hover{
    transform:translateY(-2px);
}

.gallery{
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
    gap:25px;
}

.project{
    cursor:pointer;
    position:relative;
    overflow:hidden;
    border-radius:25px;
}

.project img{
    width:100%;
    height:380px;
    object-fit:cover;
    transition:0.5s;
}

.project:hover img{
    transform:scale(1.1);
}

.lightbox{
    position:fixed;
    inset:0;
    background:rgba(0,0,0,0.9);
    display:none;
    justify-content:center;
    align-items:center;
    z-index:5000;
}

.lightbox img{
    max-width:90%;
    max-height:90%;
    border-radius:15px;
}

.close-lightbox{
    position:absolute;
    top:30px;
    right:40px;
    font-size:40px;
    color:white;
    cursor:pointer;
}