/* =================================================================
   My OGPクリエイター 専用スタイルシート
================================================================= */
#logo {
	padding-top: 5vw;
}
#ogp-creator-container {
    max-width: 1280px;
    margin: -30px auto 100px auto;
    padding: 3rem 4rem;
    background-color: #fff;
    border: 1px solid #e9ecef;
    box-shadow: 0 10px 30px rgba(0,0,0,0.07);
    border-radius: 12px;
}

.ogp-tool-layout {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 2.5rem;
    align-items: flex-start;
}

.ogp-tool-layout h3 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
    border-bottom: 2px solid #eee;
    padding-bottom: 1rem;
}

.input-group {
    margin-bottom: 1.5rem;
}
.input-group label {
    display: block;
    font-weight: bold;
    margin-bottom: 0.5rem;
}
.input-group input,
.input-group textarea {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: 6px;
    font-size: 1rem;
    box-sizing: border-box;
}

.preview-card {
    border: 1px solid #e1e8ed;
    border-radius: 14px;
    overflow: hidden;
    background-color: #fff;
}
.preview-image-container {
    width: 100%;
    padding-top: 52.35%;
    position: relative;
    background-color: #f5f8fa;
    border-bottom: 1px solid #e1e8ed;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    color: #bdc3c7;
    font-weight: bold;
}
.preview-image-container img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
/* プレースホルダーのアイコンとテキスト */
.preview-image-container::before {
    font-family: "Font Awesome 6 Free";
    font-weight: 900;
    content: "\f03e"; /* 画像アイコン */
    font-size: 3rem;
}
.preview-image-container::after {
    content: "画像プレビュー";
    font-size: 1rem;
    margin-top: 1rem;
}

/* 画像が追加されたら、アイコンとテキストを非表示にする */
.preview-image-container.has-image::before,
.preview-image-container.has-image::after {
    display: none;
}
.preview-image-container img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.preview-text {
    padding: 1rem;
}
.preview-domain {
    font-size: 0.8rem;
    color: #657786;
    display: block;
    margin-bottom: 0.3rem;
    text-transform: uppercase;
}
.preview-title {
    font-size: 1rem;
    font-weight: bold;
    margin: 0 0 0.3rem 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.preview-description {
    font-size: 0.9rem;
    color: #657786;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.code-output-container {
    position: relative;
}
.code-output-container pre {
    background-color: #f8f9fa;
    padding: 1rem;
    border-radius: 6px;
    border: 1px solid #eee;
    white-space: pre-wrap;
    word-break: break-all;
    font-size: 0.85rem;
}
.copy-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: var(--primary-color);
    color: var(--primary-inverse-color);
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
}

@media screen and (max-width: 1024px) {
    .ogp-tool-layout {
        grid-template-columns: 1fr;
    }
}
@media screen and (max-width: 700px) {
    #ogp-creator-container {
        padding: 2rem 1.5rem;
    }
}

/* ▼▼▼▼▼ 画像アップロードエリアのスタイル ▼▼▼▼▼ */
.upload-area {
    margin-top: 1rem;
    border: 2px dashed #dce0e6;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    background-color: #f8f9fa;
    transition: background-color 0.3s;
}
.upload-area.dragover {
    background-color: #e9ecef;
    border-color: var(--primary-color);
}
.upload-area i {
    font-size: 2.5rem;
    color: #adb5bd;
    margin-bottom: 1rem;
}
.upload-area p {
    color: #6c757d;
    font-size: 0.9rem;
    margin: 0 0 1rem 0;
}
.button-upload {
    font-weight: bold;
    color: var(--base-inverse-color);
    background-color: #fff;
    border: 1px solid #ced4da;
    padding: 0.6rem 1.2rem;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}
.button-upload:hover {
    background-color: #f1f3f5;
}
/* ▲▲▲▲▲ 画像アップロードエリアのスタイル ▲▲▲▲▲ */