/* ========================================
   BROWTSU.CSS - ブラ通（ブラウザゲーム通信）
   ======================================== */

.browtsu-page {
    padding: 1.5rem 1rem 3rem;
    max-width: 100%;
}

.browtsu-page__title {
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.browtsu-logo-icon {
    font-size: 1.5rem;
}

.browtsu-logo-sub {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    font-weight: normal;
}

.browtsu-tagline {
    text-align: center;
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.4);
    font-style: italic;
    margin-bottom: 1rem;
}

/* SEO説明文（トップページ） */
.browtsu-intro {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    text-align: center;
    line-height: 1.7;
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.browtsu-intro strong {
    color: rgba(255, 255, 255, 0.85);
}

/* セクション */
.browtsu-section {
    margin-bottom: 2.5rem;
}

.browtsu-section__title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.9);
    letter-spacing: 0.05em;
}

/* 最新号 */
.browtsu-latest {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
}

.browtsu-cover {
    display: block;
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.2s, box-shadow 0.2s;
}

a.browtsu-cover:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.4);
}

.browtsu-cover img {
    display: block;
    width: 100%;
    object-fit: cover;
    background: rgba(255, 255, 255, 0.05);
}

.browtsu-cover--large {
    max-width: 180px;
}

.browtsu-badge {
    position: absolute;
    top: 8px;
    right: 8px;
    background: var(--accent, #ff6b6b);
    color: white;
    font-size: 0.65rem;
    font-weight: bold;
    padding: 3px 8px;
    border-radius: 10px;
    text-transform: uppercase;
}

.browtsu-latest__info {
    text-align: center;
}

.browtsu-latest__date {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.browtsu-latest__count {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 1rem;
}

.browtsu-btn {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 0.85rem;
    padding: 0.6rem 1.5rem;
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: background 0.2s, border-color 0.2s;
}

.browtsu-btn:hover {
    background: rgba(255, 255, 255, 0.15);
    border-color: rgba(255, 255, 255, 0.3);
}

/* グリッド（バックナンバー） */
.browtsu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
}

.browtsu-grid .browtsu-cover img {
    width: 100%;
}

/* タグ（カテゴリ） */
.browtsu-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.browtsu-tag {
    background: rgba(255, 255, 255, 0.05);
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 0.8rem;
    padding: 0.4rem 0.8rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: background 0.2s, color 0.2s;
}

.browtsu-tag:hover {
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
}

/* 空の状態 */
.browtsu-empty {
    text-align: center;
    padding: 2rem 1rem;
    color: rgba(255, 255, 255, 0.5);
}

.browtsu-empty p:first-child {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

/* ========================================
   号詳細ページ
   ======================================== */
.browtsu-issue-header {
    text-align: center;
    margin-bottom: 2rem;
}

.browtsu-issue-header .browtsu-cover {
    max-width: 150px;
    margin: 0 auto 1rem;
}

.browtsu-issue-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.browtsu-issue-count {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
}

.browtsu-issue-desc {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 0.75rem;
}

/* カテゴリ説明文 */
.browtsu-category-desc {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    line-height: 1.6;
    margin-bottom: 1rem;
}

.browtsu-category-desc strong {
    color: rgba(255, 255, 255, 0.85);
}

/* 記事リスト */
.browtsu-articles {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.browtsu-article-card {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 0.75rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    padding: 0.75rem;
    text-decoration: none;
    color: inherit;
    transition: background 0.2s;
}

.browtsu-article-card:hover {
    background: rgba(255, 255, 255, 0.06);
}

.browtsu-article-thumb {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
}

.browtsu-article-content {
    min-width: 0;
}

.browtsu-article-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
    color: rgba(255, 255, 255, 0.9);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.browtsu-article-summary {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.browtsu-article-category {
    display: inline-block;
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.4);
    background: rgba(255, 255, 255, 0.05);
    padding: 2px 6px;
    border-radius: 8px;
    margin-top: 0.5rem;
}

/* ========================================
   記事詳細ページ
   ======================================== */
.browtsu-article-page {
    padding: 1.5rem 1rem 3rem;
}

.browtsu-article-header {
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.browtsu-article-issue {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 0.5rem;
}

.browtsu-article-page .browtsu-article-title {
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
    margin-bottom: 0.75rem;
    white-space: normal;
    overflow: visible;
}

.browtsu-article-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.browtsu-article-tags .tag {
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.5);
    background: rgba(255, 255, 255, 0.05);
    padding: 3px 8px;
    border-radius: 10px;
}

.browtsu-article-tags .tag--category {
    background: rgba(255, 200, 100, 0.15);
    color: rgba(255, 200, 100, 0.9);
    border: 1px solid rgba(255, 200, 100, 0.3);
    text-decoration: none;
    transition: background 0.2s, border-color 0.2s;
}

.browtsu-article-tags .tag--category:hover {
    background: rgba(255, 200, 100, 0.25);
    border-color: rgba(255, 200, 100, 0.5);
}

/* 記事本文 */
.browtsu-article-body {
    font-size: 0.9rem;
    line-height: 1.9;
    color: rgba(255, 255, 255, 0.85);
}

.browtsu-article-body h1 {
    display: none;
}

.browtsu-article-body h2 {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 2.5rem 0 1.25rem;
    padding: 0.7rem 1rem;
    letter-spacing: 0.04em;
    background: 
        repeating-linear-gradient(
            -45deg,
            transparent,
            transparent 3px,
            rgba(255, 255, 255, 0.03) 3px,
            rgba(255, 255, 255, 0.03) 6px
        ),
        rgba(255, 255, 255, 0.05);
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.browtsu-article-body h3 {
    font-size: 0.95rem;
    font-weight: 600;
    margin: 1.75rem 0 0.75rem;
    padding: 0.4rem 0;
    color: rgba(255, 255, 255, 0.95);
    border-bottom: 1px dashed rgba(255, 255, 255, 0.25);
}

.browtsu-article-body p {
    margin-bottom: 1rem;
}

.browtsu-article-body figure.article-image {
    margin: 1.5rem 0;
    text-align: center;
}

.browtsu-article-body figure.article-image .image-wrapper {
    display: inline-block;
    position: relative;
    cursor: zoom-in;
    overflow: hidden;
    border-radius: 6px;
}

.browtsu-article-body figure.article-image .image-wrapper img {
    max-width: 60%;
    max-height: 300px;
    object-fit: contain;
    border-radius: 6px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
    transition: transform 0.3s ease;
    display: block;
    max-width: 100%;
}

.browtsu-article-body figure.article-image .image-wrapper:hover img {
    transform: scale(1.03);
}

.browtsu-article-body figure.article-image .image-wrapper::after {
    content: '';
    position: absolute;
    top: 8px;
    right: 8px;
    width: 24px;
    height: 24px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 4px;
    pointer-events: none;
    /* ルーペアイコン（SVG） */
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='11' cy='11' r='6'/%3E%3Cline x1='21' y1='21' x2='16.65' y2='16.65'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: center;
    background-size: 16px 16px;
    opacity: 0.7;
    transition: opacity 0.2s ease;
}

.browtsu-article-body figure.article-image .image-wrapper:hover::after {
    opacity: 1;
}

.browtsu-article-body figure.article-image figcaption {
    margin-top: 0.5rem;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.65);
    font-style: italic;
}

/* 画像ポップアップ */
.image-popup-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    cursor: zoom-out;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.image-popup-overlay.active {
    opacity: 1;
    visibility: visible;
}

.image-popup-overlay img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 8px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.image-popup-overlay.active img {
    transform: scale(1);
}

.image-popup-close {
    position: absolute;
    top: 20px;
    right: 20px;
    color: white;
    font-size: 2rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.image-popup-close:hover {
    opacity: 1;
}

.browtsu-article-body .info-block {
    background: rgba(255, 255, 255, 0.03);
    border-left: 3px solid rgba(255, 255, 255, 0.2);
    padding: 1rem;
    margin: 1.5rem 0;
    border-radius: 0 6px 6px 0;
}

.browtsu-article-body .info-title {
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 0.5rem;
}

.browtsu-article-body .info-content {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.7);
}

.browtsu-article-body ul {
    padding-left: 1.25rem;
    margin-bottom: 1rem;
}

.browtsu-article-body li {
    margin-bottom: 0.4rem;
}

.browtsu-article-body a {
    color: rgba(255, 255, 255, 0.9);
    text-decoration: underline;
    text-decoration-color: rgba(255, 255, 255, 0.3);
}

.browtsu-article-body a:hover {
    text-decoration-color: rgba(255, 255, 255, 0.6);
}

.browtsu-article-body hr {
    border: none;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin: 2rem 0;
}

/* 記事フッター */
.browtsu-article-footer {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.browtsu-play-btn {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.9);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 600;
    padding: 0.75rem 2rem;
    border-radius: 25px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: background 0.2s;
}

.browtsu-play-btn:hover {
    background: rgba(255, 255, 255, 0.15);
}

/* 記事フッター注釈 */
.browtsu-article-note {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 1rem;
    line-height: 1.6;
}

.browtsu-article-note strong {
    color: rgba(255, 255, 255, 0.7);
}

/* 記事内プレイボタン */
.browtsu-play-inline {
    text-align: center;
    margin: 1.5rem 0 2rem;
    padding: 1rem 0;
}

.browtsu-play-inline .browtsu-play-btn {
    text-decoration: none;
}

/* 関連記事 */
.browtsu-related {
    margin-top: 2.5rem;
}

/* パンくず */
.browtsu-breadcrumb {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 1rem;
}

.browtsu-breadcrumb a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
}

.browtsu-breadcrumb a:hover {
    text-decoration: underline;
}

.browtsu-breadcrumb .sep {
    margin: 0 0.5rem;
}