/* 新闻列表页面样式 */
@import '../design-system.css';

/* ── 过滤器栏 ──────────────────────────────────────────────────── */
.news-filters {
    background: var(--md-sys-color-surface-container);
    border-radius: 12px;
    padding: 16px 20px;
    margin-bottom: 24px;
    border: 1px solid var(--md-sys-color-surface-variant);
}

.filter-row {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.search-wrap {
    position: relative;
    flex: 1;
    min-width: 200px;
}

.search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--md-sys-color-outline);
    font-size: 20px;
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: 10px 12px 10px 40px;
    border: 1px solid var(--md-sys-color-outline);
    border-radius: 28px;
    font-size: 14px;
    background: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    transition: border-color 0.2s, box-shadow 0.2s;
    box-sizing: border-box;
}

.search-input:focus {
    outline: none;
    border-color: var(--deep-orange);
    box-shadow: 0 0 0 3px rgba(155, 71, 0, 0.12);
}

.filter-select {
    padding: 10px 16px;
    border: 1px solid var(--md-sys-color-outline);
    border-radius: 28px;
    font-size: 14px;
    background: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    cursor: pointer;
    transition: border-color 0.2s;
}

.filter-select:focus {
    outline: none;
    border-color: var(--deep-orange);
}

/* ── 新闻网格 ──────────────────────────────────────────────────── */
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

/* ── 新闻卡片 ──────────────────────────────────────────────────── */
.news-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--md-sys-color-surface-container);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--md-sys-color-surface-variant);
    border-left: 4px solid var(--deep-orange);
    box-shadow: var(--card-shadow-soft);
    transition: var(--transition);
}

.news-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--card-shadow-hover);
    border-left-color: var(--deep-orange-hover);
}

.news-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 10px;
}

.news-card-title {
    font-size: 17px;
    font-weight: 700;
    color: var(--md-sys-color-on-surface);
    margin: 0;
    flex: 1;
    line-height: 1.4;
}

.news-card-summary {
    color: var(--md-sys-color-outline);
    font-size: 14px;
    line-height: 1.6;
    margin: 8px 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-card-meta {
    display: flex;
    gap: 14px;
    font-size: 12px;
    color: var(--md-sys-color-outline);
    flex-wrap: wrap;
    margin-top: 10px;
}

.news-card-meta span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.news-card-meta .material-symbols-outlined {
    font-size: 14px;
}

.news-card-tags {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
    margin-top: 10px;
}

/* ── 分页 ──────────────────────────────────────────────────────── */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 6px;
    margin: 32px 0 16px;
    flex-wrap: wrap;
}

.page-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 36px;
    height: 36px;
    padding: 0 10px;
    border: 1px solid var(--md-sys-color-outline);
    border-radius: 10px;
    background: var(--md-sys-color-surface);
    color: var(--md-sys-color-on-surface);
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
}

.page-btn:hover:not(.active) {
    background: var(--deep-orange-soft);
    border-color: var(--deep-orange);
    color: var(--deep-orange);
}

.page-btn.active {
    background: var(--deep-orange);
    border-color: var(--deep-orange);
    color: #fff;
    font-weight: 700;
}

.page-ellipsis {
    padding: 0 4px;
    color: var(--md-sys-color-outline);
    line-height: 36px;
}

/* ── 响应式 ────────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .news-grid {
        grid-template-columns: 1fr;
    }

    .filter-row {
        flex-direction: column;
        align-items: stretch;
    }

    .search-wrap {
        min-width: unset;
    }
}

/* ── 页面进入动画 ────────────────────────────────────────────────── */
.page-hero {
    opacity: 0;
    animation: page-enter 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) 0.05s forwards;
}

.news-filters {
    opacity: 0;
    animation: page-enter 0.5s cubic-bezier(0.2, 0.8, 0.2, 1) 0.12s forwards;
}

/* 新闻卡片逐个进入 */
.news-card {
    opacity: 0;
    animation: page-enter-scale 0.45s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}

/* 分页进入 */
.pagination {
    opacity: 0;
    animation: page-enter 0.4s cubic-bezier(0.2, 0.8, 0.2, 1) 0.4s forwards;
}