* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --ranking-bg: #e9eef3;
    --ranking-surface: rgba(255, 255, 255, 0.96);
    --ranking-surface-strong: #ffffff;
    --ranking-border: rgba(24, 39, 58, 0.1);
    --ranking-border-strong: rgba(24, 39, 58, 0.2);
    --ranking-text: #14202b;
    --ranking-text-soft: #5f6b78;
    --ranking-accent: #1e5aa7;
    --ranking-accent-strong: #163e73;
    --ranking-accent-soft: #e9f1fb;
    --ranking-shadow: 0 18px 36px rgba(24, 39, 58, 0.08);
}

body {
    min-height: 100vh;
    padding-top: 88px;
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--ranking-text);
    background-color: var(--ranking-bg);
    background-image: linear-gradient(180deg, rgba(226, 235, 244, 0.9) 0%, rgba(239, 244, 248, 0.94) 100%);
}

.ranking-shell {
    max-width: 1120px;
    margin: 0 auto;
    padding: 28px 18px 56px;
}

.ranking-header-panel,
.ranking-toolbar,
.ranking-content-wrapper {
    background: var(--ranking-surface);
    border: 1px solid var(--ranking-border);
    box-shadow: var(--ranking-shadow);
}

.ranking-header-panel {
    padding: 28px 30px;
    border-radius: 22px;
    margin-bottom: 16px;
}

.ranking-kicker {
    font-size: 12px;
    letter-spacing: 0.12em;
    color: var(--ranking-accent);
    margin-bottom: 12px;
}

.ranking-main-title {
    font-size: 36px;
    line-height: 1.15;
    color: var(--ranking-text);
    margin-bottom: 12px;
    font-weight: 700;
}

.ranking-subtitle {
    max-width: 760px;
    font-size: 15px;
    line-height: 1.8;
    color: var(--ranking-text-soft);
}

.ranking-toolbar {
    padding: 14px;
    border-radius: 20px;
    margin-bottom: 16px;
}

.ranking-major-tabs {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
    margin-bottom: 12px;
}

.ranking-major-tab,
.ranking-subtab {
    border: 0;
    appearance: none;
    cursor: pointer;
    transition: background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.ranking-major-tab {
    min-height: 52px;
    padding: 0 16px;
    border-radius: 14px;
    border: 1px solid var(--ranking-border);
    background: #f5f8fb;
    color: var(--ranking-text-soft);
    font-size: 15px;
    font-weight: 600;
}

.ranking-major-tab:hover,
.ranking-subtab:hover {
    transform: none;
}

.ranking-major-tab.active {
    background: var(--ranking-text);
    border-color: var(--ranking-text);
    color: #ffffff;
}

.ranking-subtabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.ranking-subtab {
    min-height: 40px;
    padding: 0 14px;
    border-radius: 10px;
    border: 1px solid var(--ranking-border);
    background: #ffffff;
    color: var(--ranking-text-soft);
    font-size: 13px;
    font-weight: 600;
}

.ranking-subtab.active {
    background: var(--ranking-accent-soft);
    border-color: rgba(30, 90, 167, 0.28);
    color: var(--ranking-accent-strong);
}

.ranking-content-wrapper {
    border-radius: 22px;
    overflow: hidden;
}

.ranking-panel {
    display: none;
    padding: 22px;
}

.ranking-panel.active {
    display: block;
}

.ranking-panel-heading {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
    padding-bottom: 14px;
    border-bottom: 1px solid rgba(24, 39, 58, 0.08);
}

.ranking-panel-kicker {
    font-size: 12px;
    letter-spacing: 0.08em;
    color: var(--ranking-accent);
    margin-bottom: 6px;
}

.ranking-panel-heading h2 {
    font-size: 30px;
    line-height: 1.2;
    color: var(--ranking-text);
}

.ranking-panel-heading p {
    max-width: 380px;
    font-size: 13px;
    line-height: 1.8;
    color: var(--ranking-text-soft);
    text-align: right;
}

.ranking-list {
    display: grid;
    gap: 12px;
}

.ranking-card {
    display: grid;
    grid-template-columns: 82px minmax(0, 1fr);
    gap: 18px;
    padding: 18px 20px;
    border-radius: 18px;
    background: var(--ranking-surface-strong);
    border: 1px solid rgba(24, 39, 58, 0.08);
    text-decoration: none;
    color: inherit;
    transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.ranking-card:hover {
    transform: translateY(-2px);
    border-color: rgba(30, 90, 167, 0.22);
    box-shadow: 0 14px 28px rgba(24, 39, 58, 0.08);
}

.ranking-rank {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 4px;
    padding-right: 14px;
    border-right: 1px solid rgba(24, 39, 58, 0.08);
    color: var(--ranking-text-soft);
}

.ranking-rank.top-1,
.ranking-rank.top-2,
.ranking-rank.top-3 {
    color: var(--ranking-accent-strong);
}

.ranking-rank-num {
    font-size: 34px;
    line-height: 1;
    font-weight: 700;
}

.ranking-rank-label {
    font-size: 11px;
    letter-spacing: 0.08em;
}

.ranking-card-main {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
    min-width: 0;
}

.ranking-card.is-site-card .ranking-card-main {
    grid-template-columns: 56px minmax(0, 1fr);
    align-items: start;
}

.ranking-card-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    object-fit: cover;
    background: #eef3f8;
    border: 1px solid rgba(24, 39, 58, 0.08);
}

.ranking-card-icon.site-icon-tiny {
    object-fit: none;
    object-position: center;
    background: #f3f5f8;
    border-color: transparent;
    box-shadow: 0 2px 8px rgba(15, 23, 42, 0.04);
}

.ranking-card-body {
    min-width: 0;
}

.ranking-card-topline {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 8px;
}

.ranking-card-title {
    flex: 1;
    min-width: 0;
    font-size: 18px;
    line-height: 1.45;
    color: var(--ranking-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.ranking-card-tag {
    flex-shrink: 0;
    padding: 5px 10px;
    border-radius: 999px;
    background: #f1f5f9;
    color: var(--ranking-accent-strong);
    font-size: 11px;
    line-height: 1;
}

.ranking-card-desc {
    font-size: 14px;
    line-height: 1.75;
    color: var(--ranking-text-soft);
    margin-bottom: 10px;
    white-space: normal;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.ranking-card-meta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.ranking-card-meta-item {
    font-size: 12px;
    color: var(--ranking-accent);
}

.clean-footer {
    margin-top: auto;
}

@media (max-width: 768px) {
    body {
        padding-top: 78px;
    }

    .ranking-shell {
        padding: 18px 12px 34px;
    }

    .ranking-header-panel,
    .ranking-toolbar,
    .ranking-content-wrapper {
        border-radius: 18px;
    }

    .ranking-header-panel {
        padding: 22px 18px;
    }

    .ranking-main-title {
        font-size: 30px;
    }

    .ranking-subtitle {
        font-size: 14px;
    }

    .ranking-panel {
        padding: 18px;
    }

    .ranking-panel-heading {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .ranking-panel-heading p {
        max-width: none;
        text-align: left;
    }

    .ranking-card {
        grid-template-columns: 74px minmax(0, 1fr);
        gap: 14px;
        padding: 16px;
    }

    .ranking-card.is-site-card .ranking-card-main {
        grid-template-columns: 48px minmax(0, 1fr);
    }

    .ranking-card-icon {
        width: 48px;
        height: 48px;
        border-radius: 12px;
    }

    .ranking-rank-num {
        font-size: 30px;
    }
}

@media (max-width: 640px) {
    .ranking-shell {
        padding: 14px 10px 26px;
    }

    .ranking-header-panel {
        padding: 18px 16px;
        margin-bottom: 12px;
    }

    .ranking-kicker {
        font-size: 11px;
        margin-bottom: 8px;
    }

    .ranking-main-title {
        font-size: 24px;
        margin-bottom: 10px;
    }

    .ranking-subtitle {
        font-size: 13px;
        line-height: 1.7;
    }

    .ranking-toolbar {
        padding: 12px;
        margin-bottom: 12px;
    }

    .ranking-major-tabs {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 10px;
        margin-bottom: 10px;
    }

    .ranking-major-tab {
        width: 100%;
        min-height: 44px;
        padding: 0 10px;
        font-size: 13px;
        border-radius: 12px;
    }

    .ranking-subtabs {
        display: flex;
        flex-wrap: nowrap;
        gap: 8px;
        overflow-x: auto;
        padding-bottom: 2px;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .ranking-subtabs::-webkit-scrollbar {
        display: none;
    }

    .ranking-subtab {
        flex: 0 0 auto;
        min-width: 112px;
        min-height: 40px;
        padding: 0 14px;
        font-size: 12px;
        border-radius: 12px;
        white-space: nowrap;
    }

    .ranking-subtabs-article {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 8px;
        overflow: visible;
        padding-bottom: 0;
    }

    .ranking-subtabs-article .ranking-subtab {
        min-width: 0;
        width: 100%;
    }

    .ranking-content-wrapper {
        border-radius: 18px;
    }

    .ranking-panel {
        padding: 14px;
    }

    .ranking-panel-heading {
        margin-bottom: 14px;
        padding-bottom: 12px;
    }

    .ranking-panel-heading h2 {
        font-size: 22px;
    }

    .ranking-panel-heading p {
        font-size: 12px;
        line-height: 1.7;
    }

    .ranking-list {
        gap: 10px;
    }

    .ranking-card {
        grid-template-columns: 1fr;
        gap: 12px;
        padding: 14px;
        border-radius: 16px;
    }

    .ranking-rank {
        flex-direction: row;
        align-items: center;
        gap: 10px;
        padding-right: 0;
        padding-bottom: 10px;
        border-right: 0;
        border-bottom: 1px solid rgba(24, 39, 58, 0.08);
    }

    .ranking-rank-num {
        font-size: 28px;
    }

    .ranking-card.is-site-card .ranking-card-main {
        grid-template-columns: 44px minmax(0, 1fr);
        gap: 10px;
    }

    .ranking-card-icon {
        width: 44px;
        height: 44px;
        border-radius: 10px;
    }

    .ranking-card-topline {
        flex-direction: column;
        gap: 8px;
    }

    .ranking-card-title {
        font-size: 16px;
        white-space: normal;
        overflow: visible;
        text-overflow: clip;
    }

    .ranking-card-tag {
        align-self: flex-start;
    }

    .ranking-card-desc {
        margin-bottom: 8px;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
        display: block;
    }

    .ranking-card-meta-item {
        font-size: 11px;
    }
}

@media (max-width: 380px) {
    .ranking-major-tabs {
        gap: 8px;
    }

    .ranking-major-tab,
    .ranking-subtab {
        font-size: 12px;
    }

    .ranking-subtab {
        min-width: 104px;
        padding: 0 12px;
    }
}