/* ======================================== 3. WordPress標準レイアウトの調整 ======================================== */
header.wp-block-template-part,
header.wp-block-template-part>* {
    margin-block-start: 0;
}

/* * ヘッダー全体の左右余白は * header-wrapperだけで管理する */
.header-wrapper {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding-right: var(--ararano-side-space);
    padding-left: var(--ararano-side-space);
    background: transparent;
}

/* * ヘッダーとナビの共通幅 */
.header-wrapper>.alignwide {
    width: 100% !important;
    max-width: var(--ararano-window-width) !important;
    margin-right: auto !important;
    margin-left: auto !important;
}

/* * navigation-wrapperはheader-wrapperの内側にあるため、 * 追加の左右余白を付けない */
.navigation-wrapper {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 !important;
    background: transparent;
}

.header-wrapper.alignfull {
    width: 100% !important;
    max-width: none !important;
    margin-right: 0 !important;
    margin-left: 0 !important;
}

/* ======================================== 4. ブラウザ風ヘッダー ======================================== */
/* 追加CSSクラス：ararano-header */
.header-wrapper .ararano-header,
.ararano-header {
    box-sizing: border-box;
    width: 100% !important;
    max-width: none !important;
    margin: 16px 0 0 !important;
    padding: 3px;
    background: var(--color-base);
    border-top: 3px solid var(--color-light);
    border-left: 3px solid var(--color-light);
    border-right: 3px solid var(--color-dark);
    border-bottom: 3px solid var(--color-dark);
    box-shadow: 5px 5px 0 var(--color-soft-shadow);
}

/* 追加CSSクラス：browser-titlebar */
.browser-titlebar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    width: 100%;
    min-height: 34px;
    margin: 0;
    padding: 4px 7px;
    color: var(--color-white);
    background: linear-gradient(90deg, #526f24 0%, #7ea83c 50%, #b9d878 100%);
}

.browser-titlebar .wp-block-site-title {
    margin: 0;
    font-size: 16px;
    line-height: 1.4;
}

.browser-titlebar .wp-block-site-title a {
    color: inherit;
    text-decoration: none;
}

.browser-titlebar .wp-block-image {
    flex: 0 0 auto;
    margin: 0 0 0 auto;
}

.browser-titlebar .wp-block-image img {
    display: block;
    width: auto;
    height: auto;
    image-rendering: pixelated;
}

/* ======================================== 5. 画像ナビゲーション ======================================== */
.navigation-panel {
    position: relative;
    box-sizing: border-box;
    overflow: hidden;
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 18px 24px;
    background-color: rgba(247, 255, 226, 0.6);
    -webkit-backdrop-filter: blur(2px);
    backdrop-filter: blur(2px);
    border-left: 3px solid var(--color-dark-glass);
    border-right: 3px solid var(--color-dark-glass);
    box-shadow: 5px 5px 0 var(--color-soft-shadow), inset 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.navigation-panel::before {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background: linear-gradient(to bottom, rgba(255, 255, 255, 0.35), rgba(255, 255, 255, 0) 35%);
    pointer-events: none;
}

.navigation-panel>* {
    position: relative;
    z-index: 1;
    margin-block: 0;
}

/* * WordPressのcontent-size: 650px制限を * ナビのアイコン列だけ解除する */
.navigation-panel.is-layout-constrained>.wp-block-group.is-layout-flex {
    box-sizing: border-box;
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    justify-content: space-between !important;
    gap: 12px;
}

.navigation-panel .wp-block-group,
.navigation-panel .wp-block-columns {
    margin: 0;
}

.navigation-panel .wp-block-image {
    flex: 0 0 auto;
    margin: 0;
}

.navigation-panel img {
    display: block;
    width: auto;
    height: auto;
    image-rendering: pixelated;
    transition: transform 0.1s ease, filter 0.1s ease;
}

.navigation-panel a:hover img {
    transform: translateY(-2px);
    filter: brightness(1.08);
}

.navigation-panel a:active img {
    transform: translateY(1px);
}

/* ======================================== 6. コンテンツウィンドウ ======================================== */
/* 追加CSSクラス：content-window */
.content-window {
    box-sizing: border-box;
    width: calc(100% - 32px) !important;
    max-width: var(--ararano-window-width) !important;
    margin: 0 auto 40px !important;
    padding: 32px;
    color: var(--color-text);
    background-color: var(--color-white);
    border: 3px solid var(--color-dark-glass);
    box-shadow: 5px 5px 0 var(--color-soft-shadow), inset 0 0 0 1px rgba(255, 255, 255, 0.5);
}

.content-window .wp-block-post-title,
.page .wp-block-post-title,
.single .wp-block-post-title {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 16px !important;
    font-family: var(--font-title) !important;
    font-size: 30px !important;
    font-style: normal !important;
    font-weight: 400 !important;
}

.content-window .wp-block-post-title::before,
.page .wp-block-post-title::before,
.single .wp-block-post-title::before {
    content: "■";
    flex: 0 0 auto;
    margin-right: 10px;
    color: rgba(83, 102, 50, 0.65);
    font-size: 0.7em;
}

.content-window .wp-block-post-title::after,
.page .wp-block-post-title::after,
.single .wp-block-post-title::after {
    content: "";
    flex: 1;
    height: 2px;
    background: linear-gradient(to right, rgba(83, 102, 50, 0.45), rgba(83, 102, 50, 0));
}

/* ======================================== 7. 共通ウィンドウ ======================================== */
/* 追加CSSクラス：window-box */
.window-box,
.diary-window {
    position: relative;
    margin-bottom: 28px;
    padding: 30px 34px 26px;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.98), rgba(247, 255, 226, 0.96));
    border-top: 3px solid rgba(247, 255, 226, 0.95);
    border-left: 3px solid rgba(247, 255, 226, 0.95);
    border-right: 3px solid var(--color-dark-glass);
    border-bottom: 3px solid var(--color-dark-glass);
    box-shadow: 4px 4px 0 rgba(83, 102, 50, 0.14), inset 0 0 0 1px rgba(83, 102, 50, 0.12);
}

/* 共通ウィンドウ内のタイトル */
.window-box .wp-block-heading,
.window-box .wp-block-post-title,
.window-box .wp-block-post-title a,
.diary-window .wp-block-post-title,
.diary-window .wp-block-post-title a {
    font-family: var(--font-title) !important;
    font-size: 1.15rem !important;
    font-style: normal !important;
    font-weight: 400 !important;
}

.window-box .wp-block-heading,
.window-box .wp-block-post-title,
.diary-window .wp-block-post-title {
    display: block;
    margin: 0 0 12px !important;
    line-height: 1.45;
    text-align: left !important;
}

.window-box .wp-block-heading::before,
.window-box .wp-block-heading::after,
.window-box .wp-block-post-title::before,
.window-box .wp-block-post-title::after,
.diary-window .wp-block-post-title::before,
.diary-window .wp-block-post-title::after {
    content: none;
    display: none;
}

.window-box .wp-block-post-title a,
.diary-window .wp-block-post-title a {
    display: inline;
    color: inherit;
    text-decoration: none;
}

.window-box .wp-block-post-title a:hover,
.diary-window .wp-block-post-title a:hover {
    text-decoration: underline;
}

/* ======================================== レスポンシブ：共通レイアウト ======================================== */
@media (max-width: 700px) {
    :root {
        --ararano-side-space: 8px;
        /* * ナビアイコンの大きさ * 最小28px／画面幅に応じて可変／最大42px */
        --ararano-nav-icon-size: clamp(28px, 9vw, 42px);
    }

    /* * モバイルでも左右余白は * header-wrapperだけに持たせる */
    .header-wrapper {
        padding-right: var(--ararano-side-space);
        padding-left: var(--ararano-side-space);
    }

    .header-wrapper>.alignwide {
        width: 100% !important;
        max-width: none !important;
        margin-right: auto !important;
        margin-left: auto !important;
    }

    .header-wrapper .ararano-header,
    .ararano-header {
        width: 100% !important;
        max-width: none !important;
        margin: 8px 0 0 !important;
    }

    .browser-titlebar {
        gap: 6px;
        padding: 4px;
    }

    .browser-titlebar .wp-block-site-title {
        font-size: 14px;
    }

    .navigation-wrapper {
        width: 100% !important;
        max-width: none !important;
        margin: 0 !important;
        padding: 0 !important;
    }

    .navigation-panel {
        width: 100% !important;
        max-width: none !important;
        margin: 0 !important;
        padding: 10px 8px;
    }

    /* * ナビのアイコン列 */
    .navigation-panel.is-layout-constrained>.wp-block-group.is-layout-flex {
        width: 100% !important;
        max-width: none !important;
        margin: 0 !important;
        flex-wrap: nowrap !important;
        justify-content: space-between !important;
        gap: 4px;
    }

    /* * 各画像ブロックが縮められるようにする */
    .navigation-panel .wp-block-image {
        flex: 0 1 auto;
        min-width: 0;
        margin: 0 !important;
    }

    /* * モバイル時だけアイコンを縮小 */
    .navigation-panel .wp-block-image img {
        display: block;
        width: var(--ararano-nav-icon-size) !important;
        max-width: 100% !important;
        height: auto !important;
        image-rendering: pixelated;
    }

    .content-window {
        width: calc(100% - 16px) !important;
        margin-bottom: 24px !important;
        padding: 20px 16px;
    }

    .content-window .wp-block-post-title,
    .page .wp-block-post-title,
    .single .wp-block-post-title {
        gap: 10px;
        font-size: 24px !important;
    }
}