/* =============================
   COMMON / BASE
   ============================= */

*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:"Yu Gothic","Meiryo",sans-serif;
}

body{
    background:#f5f5f5;
    color:#222;
}

.container{
    max-width:1200px;
    margin:auto;
}

header{
    position:fixed;
    top:0;
    left:0;
    width:100%;
    height:80px;
    background:transparent;
    display:flex;
    justify-content:space-between;
    align-items:center;
    padding:0 60px;
    z-index:1000;
    transition:0.4s;
}

header.scrolled{
    background:#0d3b2a;
    box-shadow:0 10px 25px rgba(0,0,0,0.2);
}

.logo{
    display:flex;
    align-items:center;
    gap:15px;
    text-decoration:none;
}

.logo img{
    width:55px;
}

.logo h1,
.logo span{
    color:white;
    font-size:28px;
    font-weight:bold;
}

nav ul{
    display:flex;
    list-style:none;
    gap:35px;
}

nav a{
    color:white;
    text-decoration:none;
    font-weight:bold;
    transition:.3s;
}

nav a:hover{
    color:#8fd19e;
}

.page-title{
    padding:180px 8% 100px;
    background:#0d3b2a;
    color:white;
    text-align:center;
}

.page-title h1{
    font-size:64px;
    margin-bottom:15px;
}

.btn{
    display:inline-block;
    padding:15px 35px;
    color:white;
    border:2px solid white;
    text-decoration:none;
    border-radius:40px;
    transition:.3s;
}

.btn:hover{
    background:white;
    color:#0d3b2a;
}

.btn2{
    background:#0d3b2a;
    border:none;
}

.btn2:hover{
    background:#146b49;
    color:white;
}

footer{
    background:#0d3b2a;
    color:white;
    text-align:center;
    padding:80px 20px;
}

footer h2{
    margin-bottom:20px;
}

footer p{
    margin-bottom:25px;
    opacity:.8;
}

footer small{
    opacity:.6;
}

@media (max-width:900px){
    header{
        height:auto;
        min-height:76px;
        padding:14px 18px;
        align-items:flex-start;
        flex-direction:column;
        gap:12px;
        background:#0d3b2a;
    }

    .logo img{
        width:44px;
    }

    .logo span,
    .logo h1{
        font-size:22px;
    }

    nav{
        width:100%;
        overflow-x:auto;
        padding-bottom:4px;
    }

    nav ul{
        width:max-content;
        min-width:100%;
        gap:18px;
        justify-content:flex-start;
        white-space:nowrap;
    }

    nav a{
        font-size:13px;
    }

    .page-title{
        padding:160px 6% 70px;
    }

    .page-title h1{
        font-size:42px;
    }

    footer{
        padding:60px 20px;
    }
}

@media (max-width:480px){
    header{
        padding:12px 14px;
    }

    nav ul{
        gap:14px;
    }

    nav a{
        font-size:12px;
    }

    .page-title h1{
        font-size:36px;
    }
}
/* ===== COMMON BUTTON ===== */

.btn{
    display:inline-block;
    padding:18px 45px;
    border:2px solid #ffffff;
    color:#ffffff;
    text-decoration:none;
    font-weight:700;
    border-radius:50px;
    transition:0.3s;
}

.btn:hover{
    background:#ffffff;
    color:#0d3b2a;
}