/* 1000回記念ポータル専用スタイル */

.anniversary-portal {
    max-width: 1000px;
    margin: 0 auto;
    padding-top: 2rem;
}

.anniversary-header {
    text-align: center;
    margin-bottom: 4rem;
}

.celebration-badge {
    display: inline-block;
    background: #e33;
    color: #fff;
    padding: 4px 12px;
    font-weight: bold;
    border-radius: 4px;
    margin-bottom: 1rem;
    font-size: 0.9rem;
    letter-spacing: 0.1em;
}

.anniversary-title {
    margin: 0;
    line-height: 1;
    border: none;
}

.anniversary-title .number {
    display: block;
    font-size: 5rem;
    font-weight: 900;
    color: #ffd700;
    text-shadow: 2px 2px 0px #b8860b, 4px 4px 15px rgba(0,0,0,0.1);
}

.anniversary-title .text {
    display: block;
    font-size: 1.5rem;
    letter-spacing: 0.3em;
    color: #333;
    text-transform: uppercase;
}

.subtitle {
    margin-top: 1.5rem;
    font-size: 1.1rem;
    color: #666;
}

.under-construction {
    margin-bottom: 4rem;
}

.construction-box {
    background: #f9f9f9;
    border: 2px dashed #ccc;
    border-radius: 12px;
    padding: 3rem 2rem;
    text-align: center;
}

.construction-box .icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.construction-box h2 {
    color: #888;
    letter-spacing: 0.2em;
    border: none;
}

.project-list {
    margin-bottom: 4rem;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
}

.project-card {
    background: #fff;
    border: 1px solid #eee;
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: transform 0.2s, box-shadow 0.2s;
    display: block;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    color: inherit;
}

.card-image {
    height: 160px;
    background-size: cover;
    background-position: center;
    position: relative;
    background-color: #eee;
}

.tsunagi-thumb {
    background-image: linear-gradient(135deg, #444, #111);
}

.placeholder-thumb {
    background-color: #f0f0f0;
}

.status-badge {
    position: absolute;
    top: 10px;
    left: 10px;
    padding: 4px 8px;
    font-size: 0.75rem;
    font-weight: bold;
    border-radius: 4px;
    background: #e33;
    color: #fff;
}

.status-badge.gray {
    background: #999;
}

.card-info {
    padding: 1.5rem;
}

.card-info h3 {
    margin: 0 0 0.5rem 0;
    font-size: 1.2rem;
    border: none;
}

.card-info p {
    margin: 0;
    font-size: 0.9rem;
    color: #666;
    line-height: 1.6;
}

.anniversary-footer-msg {
    text-align: center;
    color: #888;
    line-height: 1.8;
    font-size: 0.95rem;
    padding: 2rem 0;
    border-top: 1px solid #eee;
}

.back-to-top {
    text-align: center;
    margin-top: 2rem;
}