MediaWiki:Common.css

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/* =======================================
 * 首页沉浸式 UI 重构 (1:1 还原 UTG Wiki)
 * ======================================= */

/* 1. 隐藏默认标题与内容区边距，实现头图通栏全宽 */
/* 注意：如果你的首页不叫"首页"，请将 page-首页 替换为对应的 URL 名称，如 page-Main_Page */
.page-首页 .citizen-page-heading,
.page-首页 #siteSub,
.page-首页 .citizen-page-header {
    display: none !important;
}
.page-首页 .citizen-body {
    padding: 0 !important;
    max-width: 100% !important;
}
.page-首页 .citizen-section {
    background: transparent !important;
    border: none !important;
    box-shadow: none !important;
    padding: 0 !important;
}

/* 2. 沉浸式全宽头图 (Hero Banner) */
.utg-hero {
    position: relative;
    width: 100%;
    min-height: 450px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background-color: #1a1a1a; /* 头图未加载时的兜底深色 */
    border-radius: 0 0 24px 24px;
    overflow: hidden;
    margin-bottom: 40px;
}

/* 绝对定位的背景层 */
.utg-hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}
.utg-hero-bg img {
    width: 100% !important;
    height: 100% !important;
    object-fit: cover !important;
    opacity: 0.5; /* 压暗背景以突出文字 */
}

/* 悬浮在背景之上的内容层 */
.utg-hero-content {
    position: relative;
    z-index: 2;
    padding: 40px;
    color: #ffffff;
}

.utg-hero-title {
    font-size: 3.5em;
    font-weight: 900;
    letter-spacing: 1px;
    text-shadow: 0 4px 16px rgba(0,0,0,0.6);
    margin-bottom: 12px;
}

.utg-hero-subtitle {
    font-size: 1.2em;
    font-weight: 500;
    opacity: 0.9;
    text-shadow: 0 2px 8px rgba(0,0,0,0.5);
    margin-bottom: 35px;
}

/* 3. 毛玻璃搜索框 */
.utg-hero-search {
    display: inline-block;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 30px;
    padding: 6px 24px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.3);
    transition: all 0.3s ease;
}
.utg-hero-search:focus-within {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
}
.utg-hero-search .searchbox {
    margin: 0 !important;
}
.utg-hero-search input.mw-searchInput {
    background: transparent !important;
    border: none !important;
    color: #ffffff !important;
    font-size: 1.1em !important;
    box-shadow: none !important;
    outline: none !important;
    min-width: 300px;
}
.utg-hero-search input.mw-searchInput::placeholder {
    color: rgba(255,255,255,0.7);
}

/* 4. 底部网格卡片 (Grid Cards) */
.utg-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
    padding: 0 40px 60px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.utg-card {
    background: var(--color-surface-1, #ffffff);
    border: 1px solid var(--border-color-base, #e6e2ed);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 20px;
    transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
    box-shadow: 0 4px 16px rgba(26, 22, 37, 0.04);
}
.utg-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px rgba(26, 22, 37, 0.08);
    border-color: var(--color-primary, #5e35b1); 
}

.utg-card-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    border-radius: 12px;
    background: var(--color-surface-2, #f4f2f7);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}
.utg-card-icon img {
    max-width: 40px;
    max-height: 40px;
}

.utg-card-title {
    font-size: 1.3em;
    font-weight: 700;
    margin-bottom: 8px;
    line-height: 1.2;
}
.utg-card-title a {
    color: var(--color-base, #1a1625);
    text-decoration: none;
}
.utg-card-title a:hover {
    color: var(--color-primary, #5e35b1);
}

.utg-card-desc {
    font-size: 0.95em;
    color: var(--color-subtle, #666666);
    line-height: 1.6;
}

/* 5. 日夜间模式无缝适配 (利用 Citizen 原生变量) */
html.skin-theme-clientpref-night .utg-card {
    background: var(--color-surface-1, #1a1a1a);
    border-color: var(--border-color-base, #333333);
}
html.skin-theme-clientpref-night .utg-card:hover {
    border-color: var(--color-primary, #9c27b0);
}
html.skin-theme-clientpref-night .utg-card-title a {
    color: var(--color-base, #eeeeee);
}
html.skin-theme-clientpref-night .utg-card-desc {
    color: var(--color-subtle, #aaaaaa);
}