:root {
    --brand: #4f46e5;
    --brand2: #7c3aed;
    --text: #1f2937;
    --muted: #6b7280;
    --line: #e8eaf0;
    --bg: #f5f7fb;
    --card: #ffffff;
    --radius: 14px;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    font-family: -apple-system, "Segoe UI", "Microsoft YaHei", sans-serif;
    color: var(--text);
    background: var(--bg);
    font-size: 15px;
    line-height: 1.6;
}

a { color: var(--brand); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

/* 顶栏 */
.site-header {
    background: rgba(255,255,255,.9);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--line);
    position: sticky; top: 0; z-index: 20;
}
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: 12px; }
.logo-mark {
    width: 40px; height: 40px; border-radius: 12px; display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, var(--brand), var(--brand2)); color: #fff; font-weight: 700; font-size: 18px;
}
.brand b { display: block; font-size: 16px; }
.brand small { color: var(--muted); font-size: 12px; }
.topnav { display: flex; align-items: center; gap: 22px; }
.topnav a { color: var(--text); font-size: 14px; }
.topnav a:hover { color: var(--brand); text-decoration: none; }
.topnav .admin-link { color: var(--muted); }

/* 公告条 */
.announce-bar { background: #eef2ff; border-bottom: 1px solid #e0e7ff; }
.announce-bar .wrap { display: flex; align-items: center; gap: 10px; padding-top: 10px; padding-bottom: 10px; font-size: 13.5px; }
.announce-bar .txt { flex: 1; color: #3730a3; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.announce-bar .more { color: var(--brand); font-size: 13px; }
.tag { display: inline-block; padding: 1px 9px; border-radius: 6px; font-size: 12px; background: var(--brand); color: #fff; }
.tag.warn { background: #f59e0b; }

/* 卡片内·该软件最新公告 */
.soft-announce { display: flex; align-items: center; gap: 8px; margin: 10px 0 2px; padding: 7px 10px;
    background: #eef2ff; border-radius: 8px; font-size: 12.5px; }
.soft-announce.warn { background: #fef3c7; }
.soft-announce .txt { color: #3730a3; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.soft-announce.warn .txt { color: #92400e; }

/* Hero */
.hero {
    background: linear-gradient(135deg, #312e81, #4f46e5 55%, #7c3aed);
    color: #fff; padding: 54px 0 60px; margin-bottom: 8px;
}
.hero h1 { margin: 0 0 10px; font-size: 30px; letter-spacing: .5px; }
.hero p { margin: 0; opacity: .88; font-size: 15px; }

/* 分区 */
.soft-section { padding: 34px 0 6px; }
.section-title { font-size: 18px; margin: 0 0 18px; display: flex; align-items: center; gap: 8px; }
.section-title em { font-style: normal; font-size: 12px; color: var(--muted); font-weight: 400; }

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 18px; }

/* 软件卡片 */
.soft-card {
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    padding: 20px; display: flex; flex-direction: column; gap: 14px;
    transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.soft-card:hover { transform: translateY(-3px); box-shadow: 0 14px 34px rgba(31,41,55,.09); border-color: #dcd9fb; }
.soft-head { display: flex; gap: 14px; align-items: center; }
.soft-icon {
    width: 54px; height: 54px; flex: 0 0 54px; border-radius: 14px;
    display: flex; align-items: center; justify-content: center;
    background: linear-gradient(135deg, #eef2ff, #f3e8ff);
    overflow: hidden;
}
.soft-icon img { width: 100%; height: 100%; object-fit: cover; }
.soft-icon .emoji { font-size: 26px; }
.soft-icon.lg { width: 84px; height: 84px; flex: 0 0 84px; border-radius: 20px; }
.soft-icon.lg .emoji { font-size: 40px; }
.soft-title h3 { margin: 0; font-size: 16.5px; }
.soft-title .meta { margin-top: 6px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.ver { font-size: 12.5px; color: #4338ca; background: #eef2ff; padding: 1px 9px; border-radius: 6px; }
.ver.muted { color: var(--muted); background: #f3f4f6; }
.badge-force { font-size: 11.5px; color: #b91c1c; background: #fee2e2; padding: 1px 8px; border-radius: 6px; }
.soft-summary { margin: 0; color: var(--muted); font-size: 13.5px; flex: 1;
    display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.soft-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.file-info { display: flex; gap: 12px; color: var(--muted); font-size: 12.5px; }
.soft-actions { display: flex; gap: 8px; }

/* 按钮 */
.btn {
    display: inline-block; padding: 8px 18px; border-radius: 9px; border: 0;
    background: linear-gradient(135deg, var(--brand), var(--brand2)); color: #fff;
    font-size: 14px; cursor: pointer; white-space: nowrap;
}
.btn:hover { text-decoration: none; opacity: .93; }
.btn.ghost { background: #fff; border: 1px solid var(--line); color: var(--text); }
.btn.ghost:hover { border-color: #c7d2fe; color: var(--brand); }
.btn.disabled { background: #e5e7eb; color: #9ca3af; cursor: not-allowed; }
.btn.sm { padding: 5px 12px; font-size: 13px; }
.btn.lg { padding: 12px 30px; font-size: 15px; }
.btn.ghost.lg { background: rgba(255,255,255,.6); }

/* 公告列表 */
.notice-list { display: flex; flex-direction: column; gap: 12px; }
.notice-item { background: #fff; border: 1px solid var(--line); border-left: 4px solid var(--brand); border-radius: 10px; padding: 16px 18px; }
.notice-item.warn { border-left-color: #f59e0b; }
.notice-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.notice-head time { margin-left: auto; color: var(--muted); font-size: 12.5px; }
.notice-body { margin-top: 8px; color: #4b5563; font-size: 14px; }

/* 免责声明 */
.disclaimer { background: #fffbeb; border: 1px solid #fde68a; border-radius: 12px; padding: 18px 22px; color: #78350f; font-size: 13.5px; }
.disclaimer p { margin: 6px 0; }

/* 空状态 */
.empty-box { text-align: center; padding: 70px 0; color: var(--muted); }

/* 详情页 */
.detail-page { padding-top: 26px; padding-bottom: 50px; }
.back { display: inline-block; margin-bottom: 18px; color: var(--muted); font-size: 14px; }
.detail-head { display: flex; gap: 22px; align-items: flex-start; background: #fff; border: 1px solid var(--line);
    border-radius: var(--radius); padding: 26px; }
.detail-info h1 { margin: 0 0 6px; font-size: 24px; }
.detail-info .meta { display: flex; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: 13px; margin: 12px 0 20px; }
.detail-actions { display: flex; gap: 12px; }
.card-block { background: #fff; border: 1px solid var(--line); border-radius: var(--radius); padding: 24px 26px; margin-top: 18px; }
.card-block h2 { margin: 0 0 14px; font-size: 16px; }
.pre { color: #4b5563; font-size: 14px; }
.code { background: #f3f4f6; padding: 3px 10px; border-radius: 7px; font-family: Consolas, Menlo, monospace; font-size: 13px; }
.table-wrap { overflow-x: auto; }
.ver-table { width: 100%; border-collapse: collapse; }
.ver-table th, .ver-table td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); font-size: 13.5px; }
.ver-table th { color: var(--muted); font-weight: 600; }
.muted { color: var(--muted); }

/* 页脚 */
.site-footer { background: #111827; color: #9ca3af; margin-top: 60px; padding: 30px 0; text-align: center; font-size: 13px; }
.site-footer a { color: #c7d2fe; }
.site-footer p { margin: 4px 0; }

/* 关于弹窗 */
.modal { position: fixed; inset: 0; z-index: 60; display: flex; align-items: center; justify-content: center; padding: 20px; }
.modal[hidden] { display: none; }
.modal-mask { position: absolute; inset: 0; background: rgba(17,24,39,.55); }
.modal-box { position: relative; background: #fff; border-radius: 16px; padding: 30px; max-width: 520px; width: 100%;
    box-shadow: 0 30px 70px rgba(0,0,0,.3); }
.modal-box h3 { margin: 0 0 14px; font-size: 19px; }
.modal-box p { color: #4b5563; font-size: 14px; }
.modal-box ul { color: #4b5563; font-size: 14px; padding-left: 20px; }
.modal-close { position: absolute; top: 14px; right: 16px; border: 0; background: transparent; font-size: 26px;
    line-height: 1; color: #9ca3af; cursor: pointer; }

@media (max-width: 640px) {
    .topnav { gap: 14px; }
    .topnav a:not(.admin-link) { display: none; }
    .detail-head { flex-direction: column; }
    .hero h1 { font-size: 24px; }
}