/* Google Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');
/* Reset */
*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:'Poppins', sans-serif;
}

:root{
    --bg:#f5f7fb;
    --card:#ffffff;
    --text:#222;
    --primary:#4f46e5;
    --shadow:0 10px 30px rgba(0,0,0,0.08);
}

body.dark{
    --bg:#0f172a;
    --card:#1e293b;
    --text:#f8fafc;
    --primary:#818cf8;
    --shadow:0 10px 30px rgba(0,0,0,0.4);
}

body{
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    background:var(--bg);
    color:var(--text);
    transition:.3s ease;
}

main{
    flex:1;
}

.nav{
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:15px 40px;
    background:var(--card);
    box-shadow:var(--shadow);
    position:sticky;
    top:0;
    z-index:1000;
}

.logo{
    color:var(--primary);
    font-size:28px;
    font-weight:700;
}

.nav-links{
    display:flex;
    align-items:center;
    gap:25px;
}

.nav-links a{
    text-decoration:none;
    color:var(--text);
    font-weight:500;
    transition:.3s;
    position:relative;
    padding-bottom:4px;
}

.nav-links a::after{
    content:"";
    position:absolute;
    left:0;
    bottom:-2px;
    width:0%;
    height:2px;
    background:var(--primary);
    transition:width .3s ease;
}

.nav-links a:hover::after,
.nav-links a.active::after{
    width:100%;
}

.nav-links a:hover,
.nav-links a.active{
    color:var(--primary);
}


.theme-btn{
    width:48px;
    height:48px;
    border:none;
    border-radius:50%;
    background:linear-gradient(135deg,#4f46e5,#7c3aed);
    color:#fff;
    font-size:20px;
    cursor:pointer;
    display:flex;
    align-items:center;
    justify-content:center;
    transition:all .35s ease;
    box-shadow:0 8px 20px rgba(79,70,229,.35);
}

.theme-btn:hover{
    transform:rotate(180deg) scale(1.1);
    box-shadow:0 12px 28px rgba(79,70,229,.5);
}

.theme-btn:active{
    transform:scale(.9);
}

/*HERO SECTION */

.hero{
    background:linear-gradient(135deg,#4f46e5,#7c3aed);
    color:#fff;
    text-align:center;
    padding:120px 20px 70px;
}

.hero h1{
    font-size:48px;
    margin-bottom:15px;
}

.hero p{
    font-size:18px;
    opacity:.9;
}

/*CONTACT SECTION */

.contact{
    max-width:1100px;
    margin:70px auto;
    padding:20px;

    display:grid;
    grid-template-columns:1fr 1fr;
    gap:40px;
}

/* Left Side */

.contact-info{
    background:var(--card);
    padding:35px;
    border-radius:15px;
    box-shadow:var(--shadow);
}

.contact-info h2{
    margin-bottom:20px;
    color:var(--primary);
}

.contact-info p{
    margin-bottom:18px;
    color:var(--text);
    line-height:1.7;
}

.contact-info i{
    color:var(--primary);
    margin-right:10px;
    width:20px;
}

/* Form */

.contact-form{
    background:var(--card);
    padding:35px;
    border-radius:15px;
    box-shadow:var(--shadow);
}

.contact-form h2{
    margin-bottom:20px;
    color:var(--primary);
}

.contact-form form{
    display:flex;
    flex-direction:column;
    gap:18px;
}

.contact-form input,
.contact-form textarea{
    width:100%;
    padding:15px;
    border:1px solid #d1d5db;
    border-radius:10px;
    background:var(--bg);
    color:var(--text);
    outline:none;
    transition:.3s;
}

.contact-form textarea{
    resize:vertical;
    min-height:160px;
}

.contact-form input:focus,
.contact-form textarea:focus{
    border-color:var(--primary);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder{
    color:#888;
}

.contact-form button{
    background:var(--primary);
    color:#fff;
    border:none;
    padding:15px;
    border-radius:10px;
    cursor:pointer;
    font-size:16px;
    font-weight:600;
    transition:.3s;
}

.contact-form button:hover{
    transform:translateY(-3px);
    opacity:.95;
}

/* Footer */
footer{
    text-align:center;
    padding:20px;
    background:#111827;
    color:white;
    margin-top:auto;
}


/*MAP SECTION */

.map{
    max-width:1100px;
    margin:0 auto 70px;
    padding:20px;
}

.map iframe{
    width:100%;
    height:400px;
    border:none;
    border-radius:15px;
    box-shadow:var(--shadow);
}

/*RESPONSIVE DESIGN */
/* Tablet */
.menu-btn{
    display:none;
}
@media (max-width: 992px) {
    

    .nav {
        padding: 15px 25px;
    }

    .logo {
        font-size: 24px;
    }

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

    .hero {
        padding: 100px 20px 60px;
    }

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

    .hero p {
        font-size: 17px;
    }

    .map iframe {
        height: 350px;
    }
}

/* Mobile */

@media (max-width:768px){

    .nav{
        padding:15px 20px;
        position:relative;
    }

    .logo{
        font-size:22px;
    }

    .theme-btn{
        width:42px;
        height:42px;
        font-size:18px;
        margin-left:auto;
        margin-right:15px;
    }

    .menu-btn{
        display:flex;
        align-items:center;
        justify-content:center;
        font-size:24px;
        cursor:pointer;
        color:var(--text);
    }

    .nav-links{
        display:none;
    }

    .nav-links.open{
        display:flex;
        flex-direction:column;
        align-items:center;
        position:absolute;
        top:75px;
        left:0;
        width:100%;
        background:var(--card);
        padding:20px 0;
        gap:18px;
        box-shadow:0 10px 25px rgba(0,0,0,.15);
        z-index:999;
    }

    .hero{
        padding:80px 20px 50px;
    }

    .hero h1{
        font-size:32px;
    }

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

    .contact{
        grid-template-columns:1fr;
        padding:20px 15px;
        gap:25px;
        margin:40px auto;
    }

    .contact-info,
    .contact-form{
        padding:25px;
    }

    .contact-info h2,
    .contact-form h2{
        font-size:24px;
    }

    .contact-form input,
    .contact-form textarea,
    .contact-form button{
        font-size:15px;
        padding:14px;
    }

    .map{
        padding:15px;
    }

    .map iframe{
        height:280px;
    }

    footer{
        padding:18px;
        font-size:14px;
    }
}