/* ==========================================================================
   xw-dl 下载中心 · 前台样式（响应式）
   断点：桌面 / ≤820 平板 / ≤520 手机
   ========================================================================== */

:root {
    --xwdl-accent: #1d6ff2;
    --xwdl-accent-dark: #1558c4;
    --xwdl-line: #e8ecf2;
    --xwdl-bg-soft: #f6f9fd;
    --xwdl-text: #2a3444;
    --xwdl-text-2: #6b7787;
    --xwdl-radius: 12px;
}

/* ---------- 列表布局 ---------- */
.xwdl-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
    margin: 20px 0;
}

/* ---------- 卡片 ---------- */
.xwdl-card {
    display: flex;
    flex-direction: column;
    gap: 10px;
    background: #fff;
    border: 1px solid var(--xwdl-line);
    border-radius: var(--xwdl-radius);
    padding: 18px;
    margin: 0;
    transition: box-shadow .2s ease, transform .2s ease, border-color .2s ease;
}
.xwdl-card:hover {
    box-shadow: 0 8px 24px rgba(20, 48, 92, .10);
    border-color: #d3dcea;
    transform: translateY(-2px);
}

.xwdl-card-main {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    text-decoration: none;
    color: inherit;
}

.xwdl-icon {
    flex: 0 0 auto;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 11px;
    color: var(--xwdl-accent);
    background: linear-gradient(135deg, #eaf2fe, #f6f9fd);
    border: 1px solid #dcebff;
}
.xwdl-icon--resource { color: #0d9463; background: linear-gradient(135deg, #e7f8f1, #f4fbf8); border-color: #d2f0e2; }

.xwdl-head { display: flex; flex-direction: column; gap: 4px; min-width: 0; }

.xwdl-title {
    margin: 0;
    font-size: 16px;
    line-height: 1.4;
    font-weight: 600;
    color: var(--xwdl-text);
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    overflow-wrap: anywhere;
}
.xwdl-card-main:hover .xwdl-title { color: var(--xwdl-accent); }

.xwdl-badge {
    flex: 0 0 auto;
    font-size: 11px;
    font-weight: 600;
    line-height: 1;
    color: var(--xwdl-accent);
    background: #eaf2fe;
    border: 1px solid #d3e3fc;
    border-radius: 999px;
    padding: 4px 9px;
}

.xwdl-excerpt {
    font-size: 13px;
    line-height: 1.6;
    color: var(--xwdl-text-2);
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* ---------- 属性芯片 ---------- */
.xwdl-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
}
.xwdl-chip {
    font-size: 12px;
    line-height: 1;
    color: var(--xwdl-text-2);
    background: var(--xwdl-bg-soft);
    border: 1px solid var(--xwdl-line);
    border-radius: 6px;
    padding: 5px 8px;
    overflow-wrap: anywhere;
}
.xwdl-chip--ver { color: var(--xwdl-accent); background: #eaf2fe; border-color: #d3e3fc; font-weight: 600; }
.xwdl-chip--md5 { font-family: ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace; font-size: 11px; }

/* ---------- 更新日志 ---------- */
.xwdl-log {
    font-size: 13px;
    color: var(--xwdl-text-2);
}
.xwdl-log summary {
    cursor: pointer;
    color: var(--xwdl-accent);
    font-size: 12px;
    user-select: none;
    padding: 2px 0;
}
.xwdl-log ul {
    margin: 8px 0 0;
    padding-left: 18px;
    color: var(--xwdl-text-2);
    font-size: 12.5px;
    line-height: 1.7;
}

/* ---------- 操作区 / 按钮 ---------- */
.xwdl-actions {
    margin-top: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

.xwdl-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 7px;
    background: var(--xwdl-accent);
    color: #fff;
    padding: 0 22px;
    min-height: 40px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 14px;
    font-weight: 600;
    border: none;
    cursor: pointer;
    transition: background .2s ease, transform .15s ease;
}
.xwdl-btn:hover { background: var(--xwdl-accent-dark); color: #fff; text-decoration: none; transform: translateY(-1px); }
.xwdl-btn--lg { min-height: 48px; padding: 0 30px; font-size: 15px; }

.xwdl-contact {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: #8a6d1a;
    background: #fdf6e3;
    border: 1px dashed #e3cd8b;
    border-radius: 8px;
    padding: 9px 14px;
    min-height: 40px;
    font-size: 13px;
    line-height: 1.4;
}

/* ---------- 详情页信息盒 ---------- */
.xwdl-single {
    background: var(--xwdl-bg-soft);
    border: 1px solid var(--xwdl-line);
    border-radius: var(--xwdl-radius);
    padding: 20px;
    margin: 0 0 24px;
}
.xwdl-single-main {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    flex-wrap: wrap;
}
.xwdl-single-rows {
    flex: 1 1 260px;
    display: flex;
    flex-direction: column;
    gap: 6px;
    min-width: 0;
}
.xwdl-row {
    display: flex;
    gap: 12px;
    font-size: 13.5px;
    line-height: 1.5;
}
.xwdl-row-k { flex: 0 0 4.5em; color: var(--xwdl-text-2); }
.xwdl-row-v { color: var(--xwdl-text); overflow-wrap: anywhere; }
.xwdl-row-v--mono { font-family: ui-monospace, SFMono-Regular, Consolas, "Courier New", monospace; font-size: 12.5px; }
.xwdl-single .xwdl-log { margin-top: 12px; }
.xwdl-note {
    margin: 14px 0 0;
    font-size: 12px;
    color: #98a3b3;
    border-top: 1px dashed var(--xwdl-line);
    padding-top: 10px;
}

/* ---------- 平板 ---------- */
@media (max-width: 820px) {
    .xwdl-list { grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
    .xwdl-card { padding: 15px; }
    .xwdl-single-main { flex-direction: column; gap: 14px; }
    .xwdl-btn--lg { width: 100%; }
}

/* ---------- 手机 ---------- */
@media (max-width: 520px) {
    .xwdl-list { grid-template-columns: 1fr; }
    .xwdl-card { padding: 14px; border-radius: 10px; }
    .xwdl-icon { width: 40px; height: 40px; border-radius: 9px; }
    .xwdl-icon svg { width: 22px; height: 22px; }
    .xwdl-title { font-size: 15px; }
    .xwdl-excerpt { -webkit-line-clamp: 2; }

    /* 触控目标 ≥48px */
    .xwdl-btn { min-height: 48px; width: 100%; }
    .xwdl-contact { width: 100%; justify-content: center; min-height: 44px; }
    .xwdl-log summary { padding: 8px 0; font-size: 13px; }

    .xwdl-single { padding: 15px; }
    .xwdl-row { flex-direction: row; }
    .xwdl-row-v--mono { overflow-wrap: anywhere; }
}