/*
Theme Name: Wallabee Corporate
Theme URI: https://wallabee.co.jp
Author: Wallabee Inc.
Author URI: https://wallabee.co.jp
Description: WallabeeのコーポレートサイトカスタムテーマAIの力で、すべての人が創造性を発揮できる社会を創る
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: wallabee
Tags: corporate, modern, ai, clean
*/

/* ====================================
   リセットとベーススタイル
==================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* カラーパレット */
    --color-primary: #007AFF;
    --color-primary-gradient-start: #298FFF;
    --color-primary-gradient-end: #007AFF;
    --color-text-primary: #0F0F0F;
    --color-text-secondary: #393B3F;
    --color-text-tertiary: #6C6E74;
    --color-border: #D9DDE3;
    --color-background: #FFFFFF;
    --color-surface: #1C1C1E;

    /* フォント */
    --font-primary: 'Noto Sans JP', sans-serif;
    --font-secondary: 'Mitr', sans-serif;

    /* フォントサイズ */
    --font-size-xs: 12px;
    --font-size-sm: 14px;
    --font-size-base: 16px;
    --font-size-lg: 20px;
    --font-size-xl: 24px;
    --font-size-2xl: 48px;
    --font-size-3xl: 56px;

    /* スペーシング */
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;
    --spacing-3xl: 80px;
    --spacing-4xl: 120px;

    /* ボーダー半径 */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 24px;
    --radius-full: 100px;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    color: var(--color-text-primary);
    background-color: var(--color-background);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ====================================
   タイポグラフィ
==================================== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.5;
}

p {
    margin-bottom: 0;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-primary);
}

/* ====================================
   レイアウト
==================================== */
.container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 80px;
}

.section {
    padding: var(--spacing-4xl) 0;
}

.site-main {
    padding-top: 120px;
    flex: 1;
}

.home .site-main {
    padding-top: 0;
}

/* ====================================
   グラデーションテキスト
==================================== */
.gradient-text {
    background: linear-gradient(to bottom, var(--color-primary-gradient-start), var(--color-primary-gradient-end));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ====================================
   ボタン
==================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.3s ease;
    background: transparent;
    color: var(--color-primary);
    height: 40px;
}

.btn:hover {
    background-color: var(--color-primary);
    color: var(--color-background);
}

/* ====================================
   ヘッダー
==================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: transparent;
    padding: 48px 80px 24px;
    transition: background-color 0.3s ease, backdrop-filter 0.3s ease;
}

.site-header.scrolled {
    background-color: rgba(255, 255, 255, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-logo img {
    height: 24px;
    width: auto;
}

.main-navigation {
    display: flex;
    align-items: center;
    gap: var(--spacing-2xl);
}

.main-navigation ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-2xl);
    margin: 0;
    padding: 0;
}

.main-navigation a {
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
    font-weight: 500;
    transition: color 0.3s ease;
}

.main-navigation a:hover,
.main-navigation a.active {
    color: var(--color-primary);
}

/* ハンバーガーメニューボタン */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-text-primary);
    transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(11px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-11px) rotate(-45deg);
}

/* ====================================
   フッター
==================================== */
.site-footer {
    border-top: 1px solid var(--color-border);
    background-color: transparent;
}

.footer-navigation {
    padding: 80px 80px 0;
}

.footer-navigation ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-2xl);
    margin: 0;
    padding: 0;
}

.footer-navigation a {
    font-family: var(--font-secondary);
    font-size: var(--font-size-base);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding: 80px 80px 48px;
}

.footer-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.footer-logo img {
    height: 24px;
    width: auto;
}

.footer-address {
    font-size: var(--font-size-xs);
    font-weight: 500;
    line-height: 1.5;
}

.footer-copyright {
    font-family: var(--font-secondary);
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
}

/* ====================================
   トップページ - ニュースセクション
==================================== */
.news-section {
    background-color: var(--color-background);
}

.news-section .news-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.news-section .news-item {
    display: flex;
    flex-direction: row !important;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.news-section .news-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.news-section .news-thumbnail {
    flex-shrink: 0;
    width: 200px;
    height: 130px;
    overflow: hidden;
    border-radius: var(--radius-md);
    background-color: #F4F6FA;
}

.news-section .news-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.news-section .news-thumbnail:hover img {
    transform: scale(1.05);
}

.news-section .news-thumbnail-default {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #F4F6FA;
}

.news-section .news-thumbnail-default img {
    width: 80px;
    height: auto;
    object-fit: contain;
}

.news-section .news-item-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    justify-content: flex-start;
}

.news-section .news-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.news-section .news-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.news-section .news-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    line-height: 1.4;
    margin: 0;
}

.news-section .news-title a {
    transition: color 0.3s ease;
}

.news-section .news-title a:hover {
    color: var(--color-primary);
}

/* ====================================
   アーカイブ・ニュースページ
==================================== */
.archive .container {
    max-width: 1040px;
}

.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-md);
}

.archive-description {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
}

.archive-grid {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-3xl);
}

.archive-item {
    display: flex;
    flex-direction: row !important;
    align-items: flex-start;
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--color-border);
}

.archive-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.archive-thumbnail {
    flex-shrink: 0;
    width: 200px;
    height: 130px;
    overflow: hidden;
    border-radius: var(--radius-md);
    background-color: #F4F6FA;
}

.archive-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.archive-thumbnail:hover img {
    transform: scale(1.05);
}

.archive-thumbnail-default {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #F4F6FA;
}

.archive-thumbnail-default img {
    width: 80px;
    height: auto;
    object-fit: contain;
}

.archive-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    justify-content: flex-start;
}

.archive-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.archive-date {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
}

.archive-title {
    font-size: var(--font-size-lg);
    font-weight: 700;
    line-height: 1.4;
    margin: 0;
}

.archive-title a {
    transition: color 0.3s ease;
}

.archive-title a:hover {
    color: var(--color-primary);
}

.archive-excerpt {
    display: none;
}

.read-more {
    display: none;
}

/* ページネーション */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-3xl);
}

.pagination .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: 0 var(--spacing-md);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    transition: all 0.3s ease;
}

.pagination .page-numbers:hover,
.pagination .page-numbers.current {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.pagination .page-numbers.current {
    background-color: var(--color-primary);
    color: var(--color-background);
}

/* 投稿なし */
.no-results {
    text-align: center;
    padding: var(--spacing-4xl) 0;
}

.no-results .page-header {
    margin-bottom: var(--spacing-lg);
}

.no-results .page-content {
    color: var(--color-text-secondary);
}

/* ====================================
   記事詳細ページ（Single）
==================================== */
.single .container {
    max-width: 1040px;
}

.single-article {
    padding: var(--spacing-lg) 0 var(--spacing-2xl);
}

/* パンくずリスト */
.breadcrumb {
    display: flex;
    align-items: center;
    gap: 0;
    padding: var(--spacing-sm) 0;
    margin-bottom: var(--spacing-sm);
    overflow-x: auto;
}

.breadcrumb-item {
    font-size: 11px;
    font-weight: 700;
    color: #909098;
    letter-spacing: 0.5px;
    white-space: nowrap;
}

.breadcrumb-item.current {
    max-width: 200px;
    overflow: hidden;
    text-overflow: ellipsis;
}

.breadcrumb a {
    color: #909098;
}

.breadcrumb a:hover {
    color: var(--color-primary);
}

.breadcrumb svg {
    flex-shrink: 0;
}

/* ヘッダー */
.single-header {
    margin-bottom: var(--spacing-sm);
}

.single-title {
    font-size: 28px;
    font-weight: 700;
    line-height: 40px;
    color: var(--color-text-primary);
    margin-bottom: var(--spacing-sm);
}

.single-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) 0;
}

.single-date {
    font-size: 12px;
    font-weight: 700;
    color: #6C6E74;
    letter-spacing: 0.5px;
}

/* アイキャッチ画像 */
.single-thumbnail {
    display: flex;
    justify-content: center;
    margin-bottom: var(--spacing-3xl);
}

.single-thumbnail img {
    max-width: 1040px;
    width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    background-color: #F4F6FA;
    object-fit: cover;
}

.single-thumbnail-default {
    max-width: 1040px;
    width: 100%;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #F4F6FA;
    border-radius: var(--radius-md);
}

.single-thumbnail-default img {
    width: 200px;
    height: auto;
    object-fit: contain;
}

/* 本文コンテンツ */
.single-content {
    padding: 0 var(--spacing-2xl);
    margin-bottom: var(--spacing-3xl);
}

.single-content p {
    font-size: var(--font-size-base);
    line-height: 28px;
    color: var(--color-text-primary);
    letter-spacing: 0.5px;
    margin-bottom: 28px;
}

.single-content h2 {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    font-size: var(--font-size-xl);
    font-weight: 700;
    line-height: 36px;
    color: var(--color-text-primary);
    margin: 56px 0 var(--spacing-lg);
    position: relative;
}

.single-content h2::before {
    content: '';
    width: 8px;
    flex-shrink: 0;
    align-self: stretch;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
}

.single-content h3 {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: var(--font-size-lg);
    font-weight: 700;
    line-height: 30px;
    color: var(--color-text-primary);
    margin: 40px 0 var(--spacing-lg);
}

.single-content h3::before {
    content: '';
    width: 4px;
    flex-shrink: 0;
    align-self: stretch;
    background-color: var(--color-primary);
    border-radius: var(--radius-full);
}

.single-content ul,
.single-content ol {
    margin-bottom: 28px;
    padding-left: 0;
    list-style: none;
}

.single-content li {
    display: flex;
    gap: var(--spacing-sm);
    font-size: var(--font-size-base);
    line-height: 28px;
    color: var(--color-text-primary);
    letter-spacing: 0.5px;
    margin-bottom: var(--spacing-sm);
}

.single-content li::before {
    content: '';
    width: 6px;
    height: 6px;
    margin-top: 11px;
    flex-shrink: 0;
    background-color: var(--color-primary);
    border-radius: 50%;
}

.single-content strong,
.single-content b {
    font-weight: 700;
    background: linear-gradient(to bottom, transparent 60%, #FFECDC 60%);
}

/* ====================================
   レスポンシブ
==================================== */

/* タブレット - ハンバーガーメニューのみ適用 (770px-960px) */
@media (max-width: 960px) {
    /* モバイルメニュー */
    .menu-toggle {
        display: flex;
    }

    .main-navigation {
        position: fixed;
        top: 100px;
        left: 0;
        right: 0;
        background-color: rgba(255, 255, 255, 0.5);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        flex-direction: column;
        padding: var(--spacing-xl) var(--spacing-lg);
        gap: var(--spacing-lg);
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transition: max-height 0.3s ease, opacity 0.3s ease;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    }

    .main-navigation.active {
        max-height: 500px;
        opacity: 1;
        background-color: rgba(255, 255, 255, 0.85);
    }

    .main-navigation a {
        font-size: var(--font-size-lg);
        padding: var(--spacing-sm) 0;
        text-align: center;
    }

    .main-navigation .btn {
        width: 100%;
        justify-content: center;
    }

    .main-navigation ul {
        flex-direction: column;
        gap: var(--spacing-md);
        width: 100%;
    }

    body.menu-open {
        overflow: hidden;
    }
}

/* モバイル - ヘッダーもコンパクトに (770px以下) */
@media (max-width: 770px) {
    .container {
        padding: 0 20px;
    }

    .site-header {
        padding: 24px 20px;
    }

    .main-navigation {
        top: 76px;
    }

    .site-main {
        padding-top: 80px;
    }

    .home .site-main {
        padding-top: 0;
    }

    .footer-navigation,
    .footer-bottom {
        padding-left: 20px;
        padding-right: 20px;
    }

    .footer-bottom {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xl);
    }

    .footer-copyright {
        width: 100%;
        text-align: center;
    }

    .scroll-indicator {
        display: none;
    }

    /* トップページ - ニュースセクション */
    .news-section .news-list {
        gap: var(--spacing-md);
        margin-bottom: var(--spacing-lg);
    }

    .news-section .news-item {
        flex-direction: column !important;
        gap: var(--spacing-md);
        padding-bottom: var(--spacing-md);
    }

    .news-section .news-thumbnail {
        width: 100%;
        height: 180px;
    }

    .news-section .news-thumbnail-default img {
        width: 100px;
    }

    .news-section .news-title {
        font-size: var(--font-size-base);
    }

    /* アーカイブページ */
    .page-header {
        margin-bottom: var(--spacing-lg);
    }

    .page-title {
        font-size: var(--font-size-lg);
    }

    .archive-grid {
        gap: var(--spacing-md);
    }

    .archive-item {
        flex-direction: column !important;
        gap: var(--spacing-md);
        padding-bottom: var(--spacing-md);
    }

    .archive-thumbnail {
        width: 100%;
        height: 180px;
    }

    .archive-thumbnail-default img {
        width: 100px;
    }

    .archive-title {
        font-size: var(--font-size-base);
    }

    .pagination {
        gap: var(--spacing-sm);
        margin-top: var(--spacing-2xl);
    }

    .pagination .page-numbers {
        min-width: 36px;
        height: 36px;
        padding: 0 var(--spacing-sm);
    }

    /* 記事詳細ページ */
    .single-article {
        padding: var(--spacing-md) 0 var(--spacing-xl);
    }

    .breadcrumb-item {
        font-size: 10px;
    }

    .single-title {
        font-size: var(--font-size-xl);
        line-height: 36px;
    }

    .single-thumbnail {
        margin-bottom: var(--spacing-2xl);
    }

    .single-thumbnail-default {
        height: 250px;
    }

    .single-thumbnail-default img {
        width: 120px;
    }

    .single-content {
        padding: 0 var(--spacing-md);
        margin-bottom: var(--spacing-2xl);
    }

    .single-content h2 {
        font-size: var(--font-size-lg);
        gap: var(--spacing-md);
        margin: var(--spacing-xl) 0 var(--spacing-md);
    }

    .single-content h2::before {
        width: 6px;
    }

    .single-content h3 {
        font-size: var(--font-size-base);
        gap: var(--spacing-sm);
        margin: var(--spacing-lg) 0 var(--spacing-md);
    }

    .single-content h3::before {
        width: 3px;
    }
}