@charset "utf-8";
@import url("font.css");
@import url("reset.css");

/* ==================================================

    * intro
    
================================================== */
.inner-layer{
    max-width: 1400px;
}
.wrap.intro{
    position: relative;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 100%;
    height: 100vh;
    background-repeat: no-repeat;
    background-position: center;
    background-image: url('../image/intro/bg_intro.jpg');
    background-size: cover;
}
.wrap.intro:before{
    display: block;
    content: '';
    clear: both;
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,.7);
}
.intro-conbox{
    text-align: center;
}
.intro-tit{
    position: relative;
    z-index: 1;
}
.intro-tit img{
    max-width: 100%;
}
.intro-tit span,
.intro-tit strong{
    letter-spacing: -0.02em;
}
.intro-tit > span{
    opacity: 0;
    display: block;
    font-size: 2.8rem;
    font-weight: 700;
    margin-bottom: 5px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    color: #ccc;
    transform: translateY(30px);
    animation: fadeUp 0.8s 0.2s ease-out forwards;
}
.intro-tit strong{
    opacity: 0;
    display: block;
    background: linear-gradient(to right, #ffffff 20%, #a5b4fc 40%, #a5b4fc 60%, #ffffff 80%);
    background-size: 200% auto;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 12rem;
    font-weight: 900;
    line-height: 1.1;
    letter-spacing: -0.02em;
    filter: drop-shadow(0 0 15px rgba(165, 180, 252, 0.4));
    transform: translateY(30px);
    animation: fadeUp 0.8s 0.4s ease-out forwards;
}
.intro-conbox .line{
    opacity: 0;
    display: inline-block;
    width: 100%;
    max-width: 800px;
    padding: 15px 0;
    margin-top: 20px;
    margin-bottom: 70px;
    border-top: 1px solid rgba(255, 255, 255, 0.3);
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    font-size: 2.4rem;
    font-weight: 500;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.8);
    color: rgba(255, 255, 255, 0.9);
    transform: translateY(30px);
    animation: fadeUp 0.8s 0.6s ease-out forwards;
}
.round-box{
    opacity: 0;
    overflow: visible;
    position: relative;
    display: inline-block;
    padding: 17px 50px;
    margin-bottom: 60px;
    background: linear-gradient(135deg, #d61c6f, #b9165b);
    border-radius: 50px;
    color: #fff;
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    box-shadow: 0 10px 25px rgba(214, 28, 111, 0.6);
    transform: translateY(30px);
    transition: transform 0.3s ease;
    animation: fadeUp 0.8s 0.8s ease-out forwards;
}
.round-box .icon{
    position: absolute;
    top: -25px;
    left: -20px;
    z-index: 20;
    font-size: 5.6rem;
    transform-origin: top center;
    animation: ring 2s infinite;
    text-shadow: 2px 5px 5px rgba(0, 0, 0, 0.3);
}
.info-list{
    opacity: 0;
    text-align: center;
    transform: translateY(30px);
    animation: fadeUp 0.8s 1s ease-out forwards;
}
.info-list > li{
    display: inline-flex;
    align-items: center;
    margin: 5px 15px;
    vertical-align: middle;
}
.info-list .tit{
    padding: 7px 20px;
    border-radius: 50px;
    background: linear-gradient(135deg, #6a30c4, #4a1f91);
    font-size: 1.6rem;
    font-weight: 700;
    color: #fff;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.3);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 1);
}
.info-list p{
    padding-left: 12px;
    font-size: 1.9rem;
    font-weight: 600;
    line-height: 1.2;
    color: #fff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 1);
}
.info-list p > strong{
    font-size: 2.8rem;
    color: #ffeb3b;
    font-weight: 800;
    vertical-align: -2px;
    margin: 0 2px;
    text-shadow: 0 0 15px rgba(255, 235, 59, 0.6);
}

@keyframes fadeUp{
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes ring{
    0% { transform: rotate(0); }
    10% { transform: rotate(25deg); }
    20% { transform: rotate(-20deg); }
    30% { transform: rotate(15deg); }
    40% { transform: rotate(-15deg); }
    50% { transform: rotate(10deg); }
    60% { transform: rotate(-10deg); }
    100% { transform: rotate(0); }
}


/* ==================================================

    * responsive
    
================================================== */
@media screen and (max-width: 1400px){
    .inner-layer{
        padding-left: 20px;
        padding-right: 20px;
    }
}
@media screen and (max-width: 1024px){
    html,
    body{
        font-size: 9px;
    }
}
@media screen and (max-width: 768px){
    html,
    body{
        font-size: 8px;
    }
    .wrap.intro{
        justify-content: start;
        padding: 20vh 0;
    }
    .intro-tit strong{
        font-size: 56px;
    }
    .intro-tit .stroke{
        font-size: 36px;
        -webkit-text-stroke: 6px #fff;
        text-shadow: 0 0 1px rgba(255, 255, 255, 0.8), 0 0 3px rgba(255, 255, 255, 0.6);
    }
    .intro-conbox .line{
        font-size: 16px;
        width: 95%;
        margin-bottom: 50px;
    }
    .round-box{
        font-size: 22px;
    }
    .round-box .icon{
        font-size: 48px;
        top: -20px;
        left: -15px;
    }
    .info-list > li{
        display: block;
        margin: 0;
    }
    .info-list > li + li{
        margin-top: 25px;
    }
    .info-list .tit{
        padding: 6px 20px;
        font-size: 16px;
    }
    .info-list p{
        display: block;
        width: 100%;
        padding: 0;
        margin-top: 12px;
        font-size: 19px;
    }
    .info-list p > strong{
        font-size: 28px;
    }
}
@media screen and (max-height: 500px) and (orientation: landscape) {
    .wrap.intro{
        height: 100%;
        justify-content: start;
        padding: 20vh 0;
    }
}