:root {
    --bg: #0e0f13;
    --panel: #16181e;
    --panel-hover: #1a1d25;
    --border: rgba(255, 255, 255, 0.07);
    --text: #d4d7de;
    --text-dim: #9aa0ab;
    --muted: #626873;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'PingFang SC',
        'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
    -webkit-font-smoothing: antialiased;
    background-color: var(--bg);
    background-image:
        radial-gradient(900px 420px at 8% -10%, rgba(18, 150, 219, 0.10), transparent 60%),
        radial-gradient(700px 380px at 100% 0%, rgba(120, 87, 255, 0.07), transparent 60%);
    background-repeat: no-repeat;
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a {
    text-decoration: none;
    color: inherit;
}

svg.icon {
    width: 32px;
    height: 32px;
}

.container {
    width: 100%;
    padding: 0 20px;
}

/* ===== 顶栏 ===== */
.topbar {
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    background: rgba(14, 15, 19, 0.75);
    border-bottom: 1px solid var(--border);
}

.topbar-inner {
    display: flex;
    align-items: center;
    gap: 12px;
    height: 60px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 17px;
    font-weight: 600;
}

.brand svg.icon,
.brand img {
    width: 26px;
    height: 26px;
}

.brand .dot {
    font-size: 11px;
    font-weight: 500;
    color: var(--text-dim);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    padding: 2px 8px;
    border-radius: 999px;
}

.topbar-meta {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 13px;
    color: var(--text-dim);
}

.topbar-meta b {
    color: var(--text);
    font-weight: 600;
}

/* ===== 分区标题 ===== */
.section-head {
    display: flex;
    align-items: baseline;
    gap: 12px;
    padding: 20px 0 14px;
}

.section-head h2 {
    margin: 0;
    font-size: 16px;
    font-weight: 600;
}

.section-head span {
    font-size: 12.5px;
    color: var(--muted);
}

/* ===== 热榜卡片栅格 ===== */
.grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(min(340px, 100%), 1fr));
    gap: 16px;
    padding-bottom: 28px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 16px 16px 6px;
    transition: transform 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}

.card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.18);
    background: var(--panel-hover);
}

.card-head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border);
}

.card-head svg.icon,
.card-head img {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    flex: none;
}

.card-head h3 {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: #b9bec8;
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.card-head h3 a:hover {
    color: #f5f6f8;
}

.card-head .more {
    color: var(--muted);
    font-size: 12px;
    flex: none;
}

.card-head .more:hover {
    color: #f5f6f8;
}

/* ===== 倒计时卡片（桌面：钉在栅格第一行最右侧） ===== */
.cd-card {
    grid-row: 1;
    grid-column: -2 / -1;
    align-self: start;
}

.cd-list {
    padding: 4px 4px 12px 0;
}

.cd-row {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 9.5px 0;
}

.cd-row + .cd-row {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.cd-row svg.icon,
.cd-row img {
    width: 22px;
    height: 22px;
    flex: none;
}

.cd-row .label {
    flex: 1;
    font-size: 13.5px;
    color: var(--text-dim);
}

.cd-row .value {
    font-size: 16px;
    font-weight: 700;
}

.cd-row .value small {
    font-size: 11px;
    font-weight: 400;
    color: var(--muted);
    margin-left: 3px;
}

/* ===== 条目列表 ===== */
.feed {
    max-height: min(320px, 44vh);
    overflow-y: auto;
    scrollbar-width: thin;
    scrollbar-color: rgba(255, 255, 255, 0.12) transparent;
    -webkit-mask-image: linear-gradient(180deg, #000 88%, transparent);
    mask-image: linear-gradient(180deg, #000 88%, transparent);
}

.feed::-webkit-scrollbar {
    width: 4px;
}

.feed ul {
    margin: 0;
    padding: 2px 4px 12px 0;
    list-style: none;
}

.feed li a {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6.5px 0;
    color: #b9bec8;
}

.feed li + li a {
    border-top: 1px solid rgba(255, 255, 255, 0.04);
}

.rank {
    flex: none;
    min-width: 18px;
    text-align: right;
    font-size: 12.5px;
    font-weight: 700;
    color: var(--muted);
}

.rank.top1 { color: #e5484d; }
.rank.top2 { color: #e8823a; }
.rank.top3 { color: #e2b93b; }

.title {
    flex: 1;
    min-width: 0;
    font-size: 13.5px;
    line-height: 1.45;
    color: #b9bec8;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 点击过的文章标题置灰（本地记录，刷新保持） */
.feed li a.visited .title {
    color: var(--muted);
}

.feed li a:hover .title {
    color: #8f96a1;
}

.hot {
    flex: none;
    font-size: 11.5px;
    color: var(--muted);
    font-variant-numeric: tabular-nums;
}

/* ===== 手机 UI：分类 tabs + 左右滑动 pager（倒计时是第一个页面） ===== */
.mobile-ui {
    display: none;
}

.tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 10px 14px;
    position: sticky;
    top: 54px;
    z-index: 5;
    background: rgba(14, 15, 19, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    scrollbar-width: none;
}

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

.tab {
    flex: none;
    padding: 7px 14px;
    border-radius: 999px;
    background: #1b1e26;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-size: 13px;
    font-family: inherit;
    cursor: pointer;
}

.tab.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.28);
}

.pager {
    display: flex;
    flex: 1;
    min-height: 0;
    overflow-x: auto;
    overflow-y: hidden;
    scroll-snap-type: x mandatory;
    scrollbar-width: none;
}

.pager::-webkit-scrollbar {
    display: none;
}

.page {
    flex: 0 0 100%;
    height: 100%;
    overflow-y: auto;
    scroll-snap-align: start;
    padding: 12px 14px 20px;
    scrollbar-width: none;
}

.page::-webkit-scrollbar {
    display: none;
}

.page .feed {
    max-height: none;
    overflow: visible;
    -webkit-mask-image: none;
    mask-image: none;
}

.page .card:hover {
    transform: none;
}

/* ===== 底栏 ===== */
.footer {
    margin-top: auto;
    padding: 18px 0 22px;
    text-align: center;
    font-size: 12px;
    color: var(--muted);
}

.footer a:hover {
    color: var(--text-dim);
}

.footer .sep {
    margin: 0 8px;
}

/* ===== 手机（<768px）：切换 ViewPager UI，桌面栅格隐藏 ===== */
@media (max-width: 767px) {
    .topbar-inner {
        height: 54px;
    }

    body > main {
        flex: 1;
        min-height: 0;
        display: flex;
        flex-direction: column;
    }

    .grid,
    .section-head {
        display: none;
    }

    .mobile-ui {
        display: flex;
        flex-direction: column;
        flex: 1;
        min-height: 0;
    }
}

@media (max-width: 640px) {
    .container {
        padding: 0 14px;
    }

    .topbar-meta .date {
        display: none;
    }

    /* 手机端加大触控目标 */
    .feed li a {
        padding: 10px 0;
    }

    .title {
        font-size: 14px;
    }

        .rank {
            font-size: 13px;
        }

    .hot {
        font-size: 12px;
    }

    /* 倒计时行加大触控 */
    .cd-row {
        padding: 12px 0;
    }
}

/* ===== 拖拽排序 / 隐藏站点 / 恢复默认 ===== */
.card[draggable="true"] {
    cursor: grab;
}

.card.dragging {
    opacity: 0.45;
    cursor: grabbing;
}

.card a {
    -webkit-user-drag: none;
}

.card-head .card-hide {
    flex: none;
    width: 22px;
    height: 22px;
    padding: 0;
    border: 0;
    border-radius: 6px;
    background: transparent;
    color: var(--muted);
    font-size: 12px;
    line-height: 22px;
    text-align: center;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.15s ease, color 0.15s ease, background-color 0.15s ease;
}

.card:hover .card-hide {
    opacity: 1;
}

.card-head .card-hide:hover {
    color: #f5f6f8;
    background-color: rgba(255, 255, 255, 0.08);
}

.reset-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 10px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: transparent;
    color: var(--muted);
    font-size: 12px;
    cursor: pointer;
    transition: color 0.15s ease, border-color 0.15s ease;
}

.reset-btn:hover {
    color: #f5f6f8;
    border-color: rgba(255, 255, 255, 0.18);
}

@media (max-width: 767px) {
    /* 手机无 hover，隐藏按钮常显 */
    .card-head .card-hide {
        opacity: 1;
    }
}

@media (max-width: 640px) {
    /* 窄屏只留恢复图标，避免顶栏拥挤 */
    .reset-btn .reset-text {
        display: none;
    }

    .reset-btn {
        padding: 4px 8px;
    }
}