html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    scroll-padding-top: 86px;
}

body {
    margin: 0;
    background: #fff;
    color: #262626;
    font-family: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans CJK SC", "Noto Sans SC", Arial, sans-serif;
    font-variant-numeric: tabular-nums;
    text-rendering: optimizeLegibility;
}

.rankingsIndex {
    width: 100%;
    max-width: 1888px;
    margin: 0 auto;
    padding: 112px clamp(20px, 4vw, 64px) 72px;
    box-sizing: border-box;
}

.rankingsIndex__header {
    max-width: 1240px;
    margin-bottom: 38px;
}

.rankingsIndex__label {
    margin: 0 0 14px;
    color: #dc2626;
    font-size: 14px;
    line-height: 1.4;
    font-weight: 700;
}

.rankingsIndex__header h1 {
    margin: 0;
    color: #1f2933;
    font-size: clamp(24px, 2.2vw, 36px);
    line-height: 1.28;
    font-weight: 800;
    letter-spacing: 0;
}

.rankingsIndex__intro {
    max-width: 1120px;
    margin-top: 22px;
}

.rankingsIndex__intro p {
    margin: 0;
    color: #667085;
    font-size: clamp(15px, 1.2vw, 18px);
    line-height: 1.8;
}

.rankingsIndex__intro p + p {
    margin-top: 12px;
}

.rankingsCards {
    display: grid;
    gap: 22px;
}

.rankingCard {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(240px, 340px);
    overflow: hidden;
    scroll-margin-top: 86px;
    scroll-snap-align: start;
    border: 1px solid #e4e7ec;
    border-radius: 8px;
    background: #fff;
    box-shadow: 0 18px 54px rgba(16, 24, 40, 0.06);
}

.rankingCard:nth-child(even) {
    grid-template-columns: minmax(240px, 340px) minmax(0, 1fr);
}

.rankingCard__content {
    order: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    padding: clamp(28px, 4vw, 58px);
    box-sizing: border-box;
}

.rankingCard__visual {
    --visual-accent: #dc2626;
    order: 2;
    position: relative;
    min-height: 300px;
    overflow: hidden;
    border-left: 1px solid #edf0f3;
    background:
        linear-gradient(to right, rgba(31, 41, 51, 0.06) 1px, transparent 1px),
        linear-gradient(to bottom, rgba(31, 41, 51, 0.06) 1px, transparent 1px),
        #fff;
    background-size: 34px 34px;
}

.rankingCard:nth-child(even) .rankingCard__content {
    order: 2;
}

.rankingCard:nth-child(even) .rankingCard__visual {
    order: 1;
    border-right: 1px solid #edf0f3;
    border-left: 0;
}

.rankingCard:nth-child(2) .rankingCard__visual {
    --visual-accent: #b91c1c;
}

.rankingCard:nth-child(3) .rankingCard__visual {
    --visual-accent: #ef4444;
}

.rankingCard:nth-child(4) .rankingCard__visual {
    --visual-accent: #991b1b;
}

.rankingCard:nth-child(5) .rankingCard__visual {
    --visual-accent: #dc2626;
}

.rankingCard__visual::before {
    content: "";
    position: absolute;
    right: clamp(34px, 7vw, 88px);
    top: 50%;
    width: min(210px, 48%);
    aspect-ratio: 1;
    border: 1px solid color-mix(in srgb, var(--visual-accent) 22%, transparent);
    border-radius: 8px;
    transform: translateY(-50%) rotate(45deg);
}

.rankingCard__visual::after {
    content: "";
    position: absolute;
    right: clamp(54px, 9vw, 114px);
    top: 50%;
    width: min(134px, 33%);
    aspect-ratio: 1;
    background:
        linear-gradient(to right, color-mix(in srgb, var(--visual-accent) 24%, transparent) 1px, transparent 1px),
        linear-gradient(to bottom, color-mix(in srgb, var(--visual-accent) 24%, transparent) 1px, transparent 1px);
    background-size: 22px 22px;
    transform: translateY(-50%);
}

.rankingCard__visual span {
    position: absolute;
    display: block;
    border-radius: 6px;
    background: var(--visual-accent);
}

.rankingCard__visual span:nth-child(1) {
    left: 42px;
    top: 42px;
    width: 56px;
    height: 56px;
    opacity: 0.88;
}

.rankingCard__visual span:nth-child(2) {
    left: 104px;
    top: 88px;
    width: 86px;
    height: 12px;
    opacity: 0.24;
}

.rankingCard__visual span:nth-child(3) {
    left: 42px;
    bottom: 42px;
    width: 150px;
    height: 2px;
    opacity: 0.28;
}

.rankingCard__meta {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 18px;
    color: #667085;
    font-size: 14px;
    line-height: 1.4;
    font-weight: 700;
}

.rankingCard__meta span:first-child {
    color: #dc2626;
    font-size: 32px;
    line-height: 1;
    letter-spacing: 0;
}

.rankingCard h2 {
    max-width: 100%;
    margin: 0;
    color: #111827;
    font-size: clamp(24px, 2.7vw, 40px);
    line-height: 1.08;
    font-weight: 800;
    letter-spacing: 0;
    white-space: nowrap;
}

html[lang="en"] .rankingCard h2 {
    font-size: clamp(18px, 1.9vw, 28px);
}

.rankingCard p {
    max-width: 920px;
    margin: 20px 0 0;
    color: #475467;
    font-size: clamp(15px, 1.15vw, 17px);
    line-height: 1.85;
}

.rankingCard__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: fit-content;
    min-height: 44px;
    margin-top: 30px;
    padding: 0 22px;
    border-radius: 6px;
    background: #dc2626;
    color: #fff;
    font-size: 15px;
    font-weight: 700;
    line-height: 1;
    text-decoration: none;
    transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease;
    box-shadow: 0 10px 24px rgba(220, 38, 38, 0.2);
}

.rankingCard__button:hover {
    transform: translateY(-2px);
    background: #b91c1c;
    box-shadow: 0 14px 30px rgba(185, 28, 28, 0.26);
}

.rankingCard__button:active {
    transform: translateY(0);
}

.rankingCard__button:focus-visible {
    outline: 3px solid rgba(220, 38, 38, 0.28);
    outline-offset: 3px;
}

@media (max-width: 900px) {
    .rankingsIndex {
        padding: 104px 18px 44px;
    }

    .rankingsIndex__header {
        margin-bottom: 22px;
    }

    .rankingCard,
    .rankingCard:nth-child(even) {
        grid-template-columns: 1fr;
        scroll-margin-top: 78px;
    }

    .rankingCard__content,
    .rankingCard:nth-child(even) .rankingCard__content {
        order: 2;
        padding: 24px;
    }

    .rankingCard__visual,
    .rankingCard:nth-child(even) .rankingCard__visual {
        order: 1;
        min-height: 126px;
        border-right: 0;
        border-left: 0;
        border-bottom: 1px solid #edf0f3;
    }

    .rankingCard__visual::before {
        right: 40px;
        width: 100px;
    }

    .rankingCard__visual::after {
        right: 58px;
        width: 64px;
        background-size: 16px 16px;
    }

    .rankingCard__visual span:nth-child(1) {
        left: 24px;
        top: 24px;
        width: 38px;
        height: 38px;
    }

    .rankingCard__visual span:nth-child(2) {
        left: 70px;
        top: 54px;
        width: 74px;
        height: 10px;
    }

    .rankingCard__visual span:nth-child(3) {
        left: 24px;
        bottom: 24px;
        width: 118px;
    }

    .rankingCard__meta {
        flex-wrap: nowrap;
        gap: 8px;
        margin-bottom: 14px;
        font-size: 12px;
    }

    .rankingCard__meta span:first-child {
        font-size: 24px;
    }

    .rankingCard h2 {
        font-size: clamp(17px, 4.9vw, 22px);
    }

    html[lang="en"] .rankingCard h2 {
        font-size: clamp(10px, 3vw, 16px);
    }

    .rankingCard p {
        margin-top: 16px;
        font-size: 14px;
        line-height: 1.72;
    }

    .rankingCard__button {
        align-self: center;
        width: fit-content;
        margin-top: 24px;
    }
}

@media (max-width: 520px) {
    .rankingsIndex__header h1 {
        font-size: 24px;
        line-height: 1.3;
    }

    html[lang="en"] .rankingsIndex__header h1 {
        font-size: 22px;
    }

    .rankingsIndex__intro p {
        font-size: 14px;
        line-height: 1.72;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .rankingCard__button {
        transition: none;
    }
}