@charset "utf-8";

/* ==================================================================
   声優デジタル写真集まつり LP
   URL: /landing/campaign/seigura-booklive-collabo
   ================================================================== */

/* ==================== 変数 ==================== */
:root {
    --seigura-primary: #2678a8;
    --seigura-accent: #ff945a;
    --seigura-accent-2: #e193f1;
    --seigura-text: #001f47;
    --seigura-text-sub: #2678a8;
    --seigura-border: #e1e1e1;
    --seigura-border-soft: #ffe7eb;
    --seigura-badge-from: #ffae3d;
    --seigura-badge-to: #ff7e5d;
    --seigura-name-bg-from: #fcf6f7;
    --seigura-name-bg-to: #e5f2fe;
    --seigura-coming-from: #fff3e0;
    --seigura-coming-mid: #eef7f9;
    --seigura-coming-to: #f3e9ff;
    --seigura-page-gradient: linear-gradient(
        173deg,
        #ffffff 4%,
        #e2edfe 23%,
        #f4e8ff 47%,
        #f1effe 55%,
        #ebfffd 74%,
        #dbe1ff 97%
    );
}

/* ==================== ベース ==================== */
.seigura {
    font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, "Helvetica Neue", "Hiragino Kaku Gothic ProN", sans-serif;
    color: var(--seigura-text);
    background: var(--seigura-page-gradient);
    padding: 20px 24px 60px;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    line-height: 1.7;
}

.seigura *,
.seigura *::before,
.seigura *::after {
    box-sizing: border-box;
}

.seigura img {
    max-width: 100%;
    height: auto;
    display: block;
}

.seigura a {
    text-decoration: none;
    color: inherit;
    transition: opacity 0.2s ease, transform 0.2s ease;
}

.seigura a:hover {
    opacity: 0.85;
}

.seigura ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ==================== 内側コンテナ ==================== */
.seigura__inner {
    max-width: 984px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 40px;
    position: relative;
    z-index: 1;
}

/* ==================== KV ==================== */
.seigura__kv {
    width: 100%;
    overflow: hidden;
}

.seigura__kv-img {
    width: 100%;
    height: auto;
}

/* ==================== 見出し（各セクション共通） ==================== */
.seigura__heading {
    margin-bottom: 20px;
}

.seigura__heading-jp {
    font-family: "M PLUS Rounded 1c", sans-serif;
    margin: 0;
    font-size: 40px;
    font-weight: bold;
    color: var(--seigura-primary);
    letter-spacing: 0.02em;
    line-height: 1.2;
}

.seigura__heading-en {
    margin: 4px 0 0;
    font-size: 14px;
    font-weight: 300;
    color: var(--seigura-accent);
    letter-spacing: 0.08em;
}

/* ==================== 最新情報 ==================== */
.seigura__section--news {
    display: flex;
    flex-direction: row;
    align-items: flex-start;
    gap: 40px;
}

.seigura__section--news .seigura__heading {
    flex: 0 0 200px;
    margin-bottom: 0;
}

.seigura__news-list {
    flex: 1 1 auto;
    display: flex;
    flex-direction: column;
    gap: 3px;
}

.seigura__news-item {
    background: rgba(255, 255, 255, 0.8);
    border: 1px solid;
    border-image: linear-gradient(90deg, #FFE7EB 0%, #D3EAFF 100%) 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.seigura__news-item a {
    display: block;
    padding: 14px 30px;
}

.seigura__news-date {
    font-size: 16px;
    font-weight: 300;
    color: var(--seigura-primary);
    line-height: 100%;
    padding-bottom: 3px;
}

.seigura__news-text {
    font-size: 16px;
    font-weight: 500;
    color: var(--seigura-text);
    line-height: 1.5;
    -webkit-line-clamp: 2; /* 行数を指定 */
    overflow: hidden;
    display: -webkit-box;
    -webkit-box-orient: vertical;
}

/* ==================== 新着（アーティストグリッド） ==================== */
.seigura__section--artist {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 40px;
}

.seigura__section--artist .seigura__heading {
    margin-bottom: 0;
}

.seigura__artist-grid {
    flex: 1 1 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 42px 24px;
    width: 100%;
}

.seigura__artist-item {
    position: relative;
}

.seigura__artist-card {
    display: block;
    position: relative;
    background: #fff;
    border: 1px solid var(--seigura-border);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 3.5px 5.8px 8px 0 rgba(161, 161, 161, 0.25);
    aspect-ratio: 210 / 360;
}

.seigura__artist-card:hover {
    transform: translateY(-2px);
}

/* サムネイル */
.seigura__artist-thumb {
    width: 100%;
    height: calc(100% - 55px);
    overflow: hidden;
    background: #f4f4f4;
}

.seigura__artist-thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    object-position: center center;
}

/* 名前バー */
.seigura__artist-name {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 55px;
    background: linear-gradient(to right, var(--seigura-name-bg-from), var(--seigura-name-bg-to));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 24px;
}

.seigura__artist-name-text {
    font-size: 20px;
    font-weight: bold;
    color: var(--seigura-primary);
    letter-spacing: 0.04em;
}

.seigura__artist-arrow {
    position: absolute;
    right: 12px;
    top: 50%;
    width: 8px;
    height: 8px;
    border-top: 2px solid var(--seigura-primary);
    border-right: 2px solid var(--seigura-primary);
    transform: translateY(-50%) rotate(45deg);
}

/* NEWバッジ */
.seigura__new-badge {
    position: absolute;
    top: -12px;
    left: -12px;
    width: 62px;
    height: 62px;
    border-radius: 50%;
    border: 10px solid #FF7B00;
    padding: 0.8em 1em;
    background-color: #FF9010;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    font-family: "Noto Sans JP", sans-serif;
    font-weight: bold;
    font-size: 18px;
    letter-spacing: 0.04em;
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.15);
    z-index: 2;
    transform: rotate(-16deg);
    pointer-events: none;
}

/* COMING SOONカード */
.seigura__artist-card--coming {
    background: linear-gradient(152deg, var(--seigura-coming-from) 3%, var(--seigura-coming-mid) 50%, var(--seigura-coming-to) 97%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.seigura__artist-card--coming:hover {
    transform: none;
    cursor: default;
}

.seigura__coming-text {
    font-size: 24px;
    font-weight: bold;
    color: #000;
    text-align: center;
    line-height: 1.25;
    letter-spacing: 0.02em;
}

/* ==================== 締めコピー ==================== */
.seigura__closing {
    font-family: "M PLUS Rounded 1c", sans-serif;
    text-align: center;
    font-size: 46px;
    font-weight: bold;
    letter-spacing: 0.02em;
    background: linear-gradient(to right, var(--seigura-primary) 0%, var(--seigura-primary) 42%, var(--seigura-accent-2) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    padding: 10px 0;
    line-height: 1.3;
}

/* ==================== SP (〜767px) ==================== */
@media screen and (max-width: 767px) {
    .seigura {
        padding: 10px 14px 40px;
    }

    .seigura__inner {
        gap: 28px;
    }

    /* 最新情報：見出し縦積み */
    .seigura__section--news {
        flex-direction: column;
        gap: 12px;
    }

    .seigura__section--news .seigura__heading {
        flex: 0 0 auto;
        display: flex;
        flex-direction: row;
        margin: auto;
        align-items: center;
        gap: 5px
    }

    /* 新着：見出し中央 + 2列グリッド */
    .seigura__section--artist {
        flex-direction: column;
        gap: 12px;
    }

    .seigura__section--artist .seigura__heading {
        flex: 0 0 auto;
        display: flex;
        flex-direction: row;
        margin: auto;
        align-items: center;
        gap: 5px;
    }

    .seigura__artist-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px 16px;
    }

    .seigura__heading-jp {
        font-size: 28px;
    }

    .seigura__heading-en {
        font-size: 12px;
        letter-spacing: 0;
        line-height: 13px;
        margin: 0;
    }

    .seigura__news-item a {
        padding: 12px 16px;
    }

    .seigura__news-date,
    .seigura__news-text {
        font-size: 14px;
    }

    .seigura__artist-name {
        height: 44px;
        padding: 0 16px;
    }

    .seigura__artist-name-text {
        font-size: 15px;
    }

    .seigura__artist-thumb {
        height: calc(100% - 44px);
    }

    .seigura__new-badge {
        width: 46px;
        height: 46px;
        font-size: 14px;
        top: -8px;
        left: -8px;
    }

    .seigura__coming-text {
        font-size: 18px;
    }

    .seigura__closing {
        font-size: 26px;
    }
}