/* ==========================================================
   成功案例归档页专属样式
   依赖：main.css（section3-grid 网格 + 全局基础）
   ========================================================== */

/* ── Banner ─────────────────────────────────────────────── */
.page-banner--cases {
    width: 100%;
    height: 551px;
    overflow: hidden;
}

.cases-banner-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

/* ── Tab 横向菜单栏 ──────────────────────────────────────── */
.cases-tab-bar {
    background-color: #fff;
}

.cases-tabs {
    display: flex;
    align-items: flex-end;
    gap: 60px;
    padding: 40px 0 0;
    list-style: none;
    margin: 0;
    overflow-x: auto;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.cases-tabs::-webkit-scrollbar {
    display: none;
}

.cases-tab-item {
    font-size: 28px;
    font-family: 'HarmonyOS_Sans_SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    font-weight: 300;
    color: #000;
    text-decoration: none;
    white-space: nowrap;
    padding-bottom: 18px; /* tab 底部到下划线 + border-bottom 的总空间 */
    position: relative;
    flex-shrink: 0;
    transition: color 0.2s;
}

.cases-tab-item:hover {
    color: #0091e2;
}

/*
 * 激活下划线：宽度与文字同宽，tab 文字下方 15px 处，3px 高
 * padding-bottom = 15px（文字到线的距离）+ 3px（线高）= 18px
 */
.cases-tab-item.is-active {
    color: #000;
}

.cases-tab-item.is-active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 3px;
    background-color: #0091e2;
}

/* ── 主内容区（整体向上偏移，与 Tab 栏产生视觉衔接） ──── */
.cases-archive {
    margin-top: -50px;
}

/* ── 案例列表区域 ────────────────────────────────────────── */
.cases-list-section {
    padding-top: 80px;
    padding-bottom: 100px;
}

/* 覆盖 main.css 中 .section3-grid 无 margin-top 的规则，给归档页加顶部间距 */
.cases-list-section .section3-grid {
    margin-top: 0;
}

/* 无内容提示 */
.cases-empty {
    font-size: 18px;
    color: #999;
    text-align: center;
    padding: 80px 0;
}

/* ── 分页 ────────────────────────────────────────────────── */
.cases-pagination,
.navigation.pagination {
    margin-top: 70px;
}

.cases-pagination .nav-links,
.navigation.pagination .nav-links {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.cases-pagination .page-numbers,
.navigation.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 44px;
    height: 44px;
    padding: 0 10px;
    font-size: 16px;
    font-family: 'HarmonyOS_Sans_SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
    font-weight: 300;
    color: #000;
    text-decoration: none;
    border: 1px solid transparent;
    transition: color 0.2s, border-color 0.2s, background-color 0.2s;
}

.cases-pagination .page-numbers:hover,
.navigation.pagination .page-numbers:hover {
    color: #0091e2;
    border-color: #0091e2;
}

.cases-pagination .page-numbers.current,
.navigation.pagination .page-numbers.current {
    color: #0091e2;
    border-color: #0091e2;
    font-weight: 500;
}

/* 省略号 */
.cases-pagination .page-numbers.dots,
.navigation.pagination .page-numbers.dots {
    border-color: transparent;
    cursor: default;
    pointer-events: none;
}

/* 上一页 / 下一页箭头按钮 */
.cases-pagination .prev.page-numbers,
.cases-pagination .next.page-numbers,
.navigation.pagination .prev.page-numbers,
.navigation.pagination .next.page-numbers {
    color: #000;
    border-color: #ccc;
}

.cases-pagination .prev.page-numbers:hover,
.cases-pagination .next.page-numbers:hover,
.navigation.pagination .prev.page-numbers:hover,
.navigation.pagination .next.page-numbers:hover {
    color: #0091e2;
    border-color: #0091e2;
}

/* ==========================================================
   响应式
   ========================================================== */
@media screen and (max-width: 1200px) {
    .page-banner--cases {
        height: 400px;
    }
}

@media screen and (max-width: 960px) {
    .cases-archive {
        margin-top: 0;
    }

    .page-banner--cases {
        height: 260px;
    }

    .cases-tabs {
        gap: 36px;
        padding-top: 28px;
    }

    .cases-tab-item {
        font-size: 20px;
        padding-bottom: 14px;
    }

    .cases-list-section {
        padding-top: 50px;
        padding-bottom: 60px;
    }

    .cases-pagination,
    .navigation.pagination {
        margin-top: 50px;
    }
}

@media screen and (max-width: 600px) {
    .page-banner--cases {
        height: 180px;
    }

    .cases-tabs {
        gap: 24px;
        padding-top: 20px;
    }

    .cases-tab-item {
        font-size: 16px;
    }

    .cases-list-section {
        padding-top: 36px;
        padding-bottom: 40px;
    }

    .cases-pagination .page-numbers,
    .navigation.pagination .page-numbers {
        min-width: 36px;
        height: 36px;
        font-size: 14px;
    }
}