@charset "UTF-8";
.hero {
    height: 40vh;
}

.section-title {
    margin-top: 8rem;
}

.prize-list li {
    display: flex;
    align-items: center;
    margin-bottom: 8px;
    gap: 0 10px;
}

.prize-icon {
    width: 64px;
    height: auto;
    background-color: #f9f9f9;
    border-radius: 0.4rem;
    padding: 0.4rem;
    margin-right: 0.8rem;
    animation: pop 0.5s ease-in-out forwards;
    animation-delay: 2.7s;
}

.contact {
    padding: 1rem 2rem 8rem;
}

/* about.css */
.about {
    background-color: #f9f9f9;
    color: #333333;
    padding: 4rem 2rem 15rem;
    position: relative;
    overflow: hidden;
}

/* 微細ストライプは残しつつ透明度を下げてさりげなく */
.about::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: repeating-linear-gradient(
        45deg,
        rgba(0, 0, 0, 0.01) 0,
        rgba(0, 0, 0, 0.01) 1px,
        transparent 1px,
        transparent 8px
    );
    pointer-events: none;
}

.about .section-title {
    font-size: 2.4rem;
    text-align: center;
    margin-bottom: 2rem;
    color: #c99e1a;
    font-family: 'Orbitron', sans-serif;
    position: relative;
    /* ヘッドラインに軽いドロップシャドウ */
    text-shadow: 1px 1px 2px rgba(0,0,0,0.2);
}

.about-content {
    max-width: 800px;
    margin: 0 auto;
    padding: 2rem 1.5rem;
    background-color: #ffffff;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    /* entry animation */
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease-out forwards;
}

.about-content p {
    font-size: 1.6rem;
    line-height: 1.8;
    margin-bottom: 1.6rem;
}

.section-subtitle {
    font-size: 2rem;
    margin-top: 10rem;
    margin-bottom: 1.5rem;
    color: #c99e1a;
    text-align: center;
    font-family: 'Orbitron', sans-serif;
    text-shadow: 1px 1px 1px rgba(0,0,0,0.1);
}

.house-rules {
    list-style: none;
    max-width: 600px;
    margin: 0 auto;
    padding: 0;
}

.house-rules li {
    position: relative;
    padding: 1rem 1rem 1rem 5rem;
    margin-bottom: 1rem;
    font-size: 1.6rem;
    background-color: #ffffff;
    border: 1px solid #dddddd;
    border-radius: 6px;
    box-shadow: 0 2px 6px rgba(0,0,0,0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

/* ホバーで浮き上がる効果 */
.house-rules li:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 16px rgba(0,0,0,0.1);
}

/* 項目ごとにポーカースーツアイコンを自動で割り当て */
.house-rules li:nth-child(1)::before { content: "♠️"; }
.house-rules li:nth-child(2)::before { content: "♥️"; }
.house-rules li:nth-child(3)::before { content: "♣️"; }
.house-rules li:nth-child(4)::before { content: "♦️"; }
.house-rules li:nth-child(5)::before { content: "★"; }
.house-rules li::before {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.8rem;
}

@keyframes fadeInUp {
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 768px) {
    .about-content p,
    .house-rules li {
        font-size: 1.4rem;
    }
}