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

:root{
    --dark:#101820;
    --dark2:#17232d;
    --gold:#dcae48;
    --gold2:#f0c766;
    --white:#ffffff;
    --light:#f5f6f7;
    --text:#27313a;
    --muted:#69757f;
    --border:#e4e7ea;
    --green:#20a464;
}

html{
    scroll-behavior:smooth;
}

body{
    font-family:Arial,Helvetica,sans-serif;
    color:var(--text);
    background:#fff;
    line-height:1.6;
}

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

.container{
    width:min(1160px,92%);
    margin:auto;
}

.topbar{
    background:#0b1116;
    color:#dce2e6;
    font-size:13px;
    padding:8px 0;
}

.topbar-inner{
    display:flex;
    justify-content:space-between;
    gap:15px;
}

header{
    background:rgba(16,24,32,.97);
    color:#fff;
    position:sticky;
    top:0;
    z-index:1000;
    box-shadow:0 3px 20px rgba(0,0,0,.12);
}

.nav{
    min-height:76px;
    display:flex;
    align-items:center;
    justify-content:space-between;
    gap:25px;
}

.logo{
    display:flex;
    align-items:center;
    gap:11px;
    font-weight:800;
    font-size:21px;
    letter-spacing:.2px;
}

.logo-mark{
    width:42px;
    height:42px;
    border-radius:9px;
    display:grid;
    place-items:center;
    background:var(--gold);
    color:#111;
    font-size:21px;
}

.logo span{
    color:var(--gold2);
}

.nav-links{
    display:flex;
    align-items:center;
    gap:25px;
    font-size:14px;
    font-weight:600;
}

.nav-links a{
    color:#e8edf0;
}

.nav-links a:hover{
    color:var(--gold2);
}

.nav-cta{
    background:var(--gold);
    color:#111 !important;
    padding:11px 17px;
    border-radius:7px;
}

.hero{
    min-height:650px;
    display:flex;
    align-items:center;
    background:
        linear-gradient(90deg,rgba(7,13,18,.95),rgba(7,13,18,.78),rgba(7,13,18,.48)),
        url("https://images.unsplash.com/photo-1503387762-592deb58ef4e?auto=format&fit=crop&w=1800&q=85")
        center/cover;
    color:#fff;
}

.hero-content{
    max-width:720px;
    padding:85px 0;
}

.badge{
    display:inline-block;
    background:rgba(220,174,72,.14);
    border:1px solid rgba(220,174,72,.5);
    color:var(--gold2);
    padding:7px 13px;
    border-radius:30px;
    font-size:13px;
    font-weight:700;
    margin-bottom:20px;
}

.hero h1{
    font-size:clamp(38px,6vw,68px);
    line-height:1.04;
    margin-bottom:22px;
    letter-spacing:-2px;
}

.hero h1 span{
    color:var(--gold2);
}

.hero p{
    color:#d8dfe4;
    font-size:19px;
    max-width:650px;
    margin-bottom:32px;
}

.buttons{
    display:flex;
    flex-wrap:wrap;
    gap:12px;
}

.btn{
    display:inline-flex;
    justify-content:center;
    align-items:center;
    padding:14px 21px;
    border-radius:7px;
    font-weight:800;
    border:1px solid transparent;
    cursor:pointer;
}

.btn-primary{
    background:var(--gold);
    color:#111;
}

.btn-primary:hover{
    background:var(--gold2);
}

.btn-outline{
    border-color:#78838b;
    color:#fff;
}

.btn-outline:hover{
    border-color:#fff;
}

.section{
    padding:82px 0;
}

.section-light{
    background:var(--light);
}

.section-head{
    max-width:700px;
    margin:0 auto 45px;
    text-align:center;
}

.eyebrow{
    color:#a77a20;
    text-transform:uppercase;
    letter-spacing:2px;
    font-size:12px;
    font-weight:900;
    margin-bottom:9px;
}

.section h2{
    color:var(--dark);
    font-size:clamp(29px,4vw,42px);
    line-height:1.15;
    margin-bottom:14px;
}

.section-head p{
    color:var(--muted);
}

.cards{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:18px;
}

.card{
    background:#fff;
    border:1px solid var(--border);
    border-radius:12px;
    padding:27px;
    transition:.2s;
}

.card:hover{
    transform:translateY(-4px);
    box-shadow:0 14px 35px rgba(20,30,40,.08);
}

.icon{
    width:48px;
    height:48px;
    border-radius:10px;
    display:grid;
    place-items:center;
    background:#f8edcf;
    color:#9b701e;
    font-size:23px;
    margin-bottom:20px;
}

.card h3{
    color:var(--dark);
    margin-bottom:9px;
    font-size:19px;
}

.card p{
    color:var(--muted);
    font-size:14px;
}

.split{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:55px;
    align-items:center;
}

.image-box{
    min-height:450px;
    border-radius:15px;
    background:
        linear-gradient(180deg,rgba(0,0,0,.05),rgba(0,0,0,.25)),
        url("https://images.unsplash.com/photo-1541888946425-d81bb19240f5?auto=format&fit=crop&w=1200&q=85")
        center/cover;
}

.check-list{
    list-style:none;
    margin:25px 0 30px;
}

.check-list li{
    margin:13px 0;
    display:flex;
    gap:11px;
    color:#47525b;
}

.check-list li:before{
    content:"✓";
    color:#a77a20;
    font-weight:900;
}

.stats{
    display:grid;
    grid-template-columns:repeat(4,1fr);
    background:var(--dark);
    color:#fff;
}

.stat{
    padding:35px 20px;
    text-align:center;
    border-right:1px solid #2d3942;
}

.stat:last-child{
    border:0;
}

.stat strong{
    display:block;
    font-size:31px;
    color:var(--gold2);
}

.stat span{
    font-size:13px;
    color:#b7c0c6;
}

.estimator{
    background:var(--dark);
    color:#fff;
    border-radius:18px;
    padding:42px;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:35px;
}

.estimator h2{
    color:#fff;
}

.form-grid{
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:13px;
}

.field{
    display:flex;
    flex-direction:column;
    gap:6px;
}

.field.full{
    grid-column:1/-1;
}

.field label{
    font-size:12px;
    color:#bac3c9;
    font-weight:700;
}

.field input,
.field select,
.field textarea{
    width:100%;
    border:1px solid #dce1e5;
    background:#fff;
    color:#1c252c;
    border-radius:7px;
    padding:12px;
    outline:none;
    font:inherit;
}

.field textarea{
    min-height:90px;
    resize:vertical;
}

.result{
    background:#202e38;
    border:1px solid #33434e;
    border-radius:12px;
    padding:25px;
}

.result-label{
    color:#aeb8bf;
    font-size:13px;
}

.result-price{
    font-size:39px;
    color:var(--gold2);
    font-weight:900;
    margin:6px 0 8px;
}

.result-note{
    color:#b8c2c9;
    font-size:12px;
}

.price-row{
    display:flex;
    justify-content:space-between;
    border-top:1px solid #35444e;
    padding:11px 0;
    font-size:14px;
}

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

footer{
    background:#0b1116;
    color:#b8c1c7;
    padding:50px 0 25px;
}

.footer-grid{
    display:grid;
    grid-template-columns:1.5fr 1fr 1fr;
    gap:35px;
}

footer h3{
    color:#fff;
    margin-bottom:14px;
}

footer p,footer li{
    font-size:14px;
    margin:7px 0;
}

footer ul{
    list-style:none;
}

.footer-bottom{
    border-top:1px solid #28333b;
    margin-top:35px;
    padding-top:20px;
    font-size:12px;
    text-align:center;
}

.whatsapp{
    position:fixed;
    right:18px;
    bottom:18px;
    z-index:2000;
    background:#20a464;
    color:#fff;
    width:58px;
    height:58px;
    border-radius:50%;
    display:grid;
    place-items:center;
    font-size:27px;
    box-shadow:0 8px 25px rgba(0,0,0,.25);
}

.mobile-menu{
    display:none;
    color:#fff;
    background:none;
    border:0;
    font-size:27px;
}

.notice{
    display:none;
    margin-top:14px;
    padding:11px;
    border-radius:7px;
    background:#e8f7ef;
    color:#167344;
    font-size:13px;
}

@media(max-width:900px){
    .cards{
        grid-template-columns:1fr 1fr;
    }

    .split,
    .estimator,
    .contact-box{
        grid-template-columns:1fr;
    }

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

    .stat:nth-child(2){
        border-right:0;
    }

    .stat{
        border-bottom:1px solid #2d3942;
    }

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

    .nav-links{
        display:none;
    }

    .mobile-menu{
        display:block;
    }
}

@media(max-width:600px){
    .topbar-inner{
        justify-content:center;
        text-align:center;
    }

    .topbar-inner span:last-child{
        display:none;
    }

    .hero{
        min-height:590px;
    }

    .hero h1{
        letter-spacing:-1px;
    }

    .hero p{
        font-size:16px;
    }

    .section{
        padding:60px 0;
    }

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

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

    .estimator{
        padding:24px;
    }

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

    .field.full{
        grid-column:auto;
    }

    .image-box{
        min-height:320px;
    }
}