body {
    font-family: 'Inter', sans-serif;
    background-color: #f7f9fc;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

.content-overlay {
    position: relative;
    z-index: 1;
}

.text-gradient {
    background-image: linear-gradient(90deg, #6366f1, #a855f7);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

/* ハニーポット：人間には見えず、botだけが入力する */
.hp-field {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* ファーストビューの背景動画。モバイルでは重いので静止グラデーションに退避 */
.hero-video {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero-wrap {
    position: relative;
    overflow: hidden;
    border-radius: 1.5rem;
    background: linear-gradient(120deg, #eef2ff, #faf5ff);
}

.hero-wrap > .hero-inner {
    position: relative;
    z-index: 2;
    background: rgba(247, 249, 252, 0.88);
    backdrop-filter: blur(6px);
}

@media (max-width: 768px) {
    .hero-video { display: none; }
}