@charset "utf-8";

body {
    background: #1a1228;
    color: #fff;
    font-family: "Hiragino Mincho ProN", "HGS明朝E", "MS P明朝", serif;
    margin: 0;
    padding: 0;
}

#wrapper {
    width: 100%;
    max-width: 640px;
    margin: 0 auto;
    position: relative;
    text-align: left;
}

.blinking {
    animation: blink 1.2s ease-in-out infinite alternate;
}
@keyframes blink {
    0%   { opacity: 0.6; }
    100% { opacity: 1; }
}

header {
    position: relative;
    background-color: #2d1f4a;
    width: 100%;
    height: 44px;
    box-sizing: border-box;
}
header img {
    position: absolute;
    height: 44%;
    width: auto;
    top: 50%;
    left: 3%;
    transform: translateY(-50%);
}
header button {
    position: absolute;
    border: solid 1px rgba(255,255,255,0.5);
    border-radius: 20px;
    box-sizing: border-box;
    height: 52%;
    right: 3%;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    cursor: pointer;
}
header button p {
    color: #fff;
    font-size: 10px;
    font-family: sans-serif;
    margin: auto 10px;
    white-space: nowrap;
}

#visual-area {
    position: relative;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

#main-visual {
    width: 100%;
    display: block;
    min-height: 55vh;
    object-fit: cover;
    object-position: center top;
}

#gradient-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 35%;
    pointer-events: none;
    background: linear-gradient(
        to bottom,
        rgba(13,10,26,0) 0%,
        rgba(13,10,26,0.3) 40%,
        rgba(13,10,26,0.85) 80%,
        rgba(13,10,26,1) 100%
    );
}

#lower-band {
    background: #0d0a1a;
    width: 100%;
    padding: 24px 20px 32px;
    box-sizing: border-box;
}

#lower-band__inner {
    max-width: 600px;
    margin: 0 auto;
}

.headline {
    font-size: 26px;
    font-weight: bold;
    color: #fff;
    letter-spacing: 0.05em;
    line-height: 1.5;
    margin-bottom: 8px;
    text-shadow: 0 1px 10px rgba(0,0,0,0.6);
}

.description {
    font-size: 13px;
    color: rgba(255,255,255,0.9);
    line-height: 1.8;
    margin-bottom: 20px;
    font-family: "Hiragino Kaku Gothic ProN", sans-serif;
    text-shadow: 0 1px 8px rgba(0,0,0,0.6);
}

.cta-wrap {
    text-align: center;
}

.cta-btn {
    display: block;
    width: 85%;
    max-width: 400px;
    margin: 0 auto;
    background: linear-gradient(135deg, #e879a0 0%, #a855f7 60%, #7c3aed 100%);
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    font-family: "Hiragino Kaku Gothic ProN", sans-serif;
    padding: 12px 40px;
    border-radius: 40px;
    text-decoration: none;
    letter-spacing: 0.1em;
    text-align: center;
    box-sizing: border-box;
}

footer {
    background: #0d0a1a;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.foot-bg {
    padding: 16px 20px 20px;
    text-align: center;
}

.foot-bg ul {
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 8px 16px;
    margin-bottom: 16px;
    padding: 0;
}

.foot-bg a {
    color: rgba(255,255,255,0.5);
    font-size: 12px;
    font-family: sans-serif;
    text-decoration: none;
}

.copyright-area {
    font-size: 11px;
    color: rgba(255,255,255,0.3);
    font-family: sans-serif;
}

@media screen and (min-width: 640px) {
    #wrapper {
        border-left: 1px solid rgba(255,255,255,0.05);
        border-right: 1px solid rgba(255,255,255,0.05);
    }
}