/* ============================================================
   common.css — 還りの森 共通スタイル
   全ページで読み込む共通定義
   ============================================================ */

/* ============================================================
   1. CSS カスタムプロパティ（デザイントークン）
   ============================================================ */
:root {
    /* カラーパレット：forest */
    --color-forest-main: #FFFFFF;
    --color-forest-sub: #429A42;
    --color-forest-dark: #275B27;
    --color-forest-light: #F4F8F4;
    --color-forest-text: #2C352E;
    --color-forest-muted: #667568;
    --color-forest-line: #06C755;
    --color-forest-50: #f2f7f4;
    --color-forest-100: #e1ede5;
    --color-forest-200: #c5dccf;
    --color-forest-500: #3e7052;
    --color-forest-600: #2d543c;
    --color-forest-700: #234330;
    --color-forest-800: #1c3527;
    --color-forest-900: #14271d;

    /* カラーパレット：earth */
    --color-earth-50: #fbf9f5;
    --color-earth-100: #f4efe6;
    --color-earth-200: #e6dac8;
    --color-earth-600: #8c765c;
    --color-earth-800: #524333;

    /* カラーパレット：sand */
    --color-sand: #F7F5F0;

    /* フォントファミリー */
    --font-serif: "Noto Serif JP", "Shippori Mincho", serif;
    --font-sans: "Plus Jakarta Sans", "Noto Sans JP", sans-serif;
    --font-title: "Shippori Mincho", serif;

    /* トランジション */
    --transition-default: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ============================================================
   2. ベーススタイル（html / body / main）
   ============================================================ */
html {
    scroll-behavior: smooth;
}

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

main {
    flex-grow: 1;
}

/* テキスト選択色 */
::selection {
    background-color: var(--color-forest-200);
    color: var(--color-forest-900);
}

/* ============================================================
   3. カスタムフォントクラス
   ============================================================ */
.font-serif-title {
    font-family: var(--font-title);
}

.font-serif-custom {
    font-family: var(--font-serif);
}

/* ============================================================
   4. ヘッダーコンポーネント
   ============================================================ */
.site-header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    z-index: 40;
    background-color: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(66, 154, 66, 0.1);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: var(--transition-default);
}

.site-header-inner {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 16px;
    padding-right: 16px;
}

.site-header-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 12px;
    padding-bottom: 12px;
    min-height: 80px;
}

/* ロゴ */
.site-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.site-logo-icon {
    width: 40px;
    height: 40px;
    border-radius: 9999px;
    background-color: rgba(66, 154, 66, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-forest-sub);
    font-size: 20px;
    transition: var(--transition-default);
}

.site-logo:hover .site-logo-icon {
    background-color: var(--color-forest-sub);
    color: #fff;
}

.site-logo-text {
    display: flex;
    flex-direction: column;
}

.site-logo-name {
    font-family: var(--font-title);
    font-size: 30px;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-forest-text);
    transition: color 0.3s;
    line-height: 1.2;
}

.site-logo:hover .site-logo-name {
    color: var(--color-forest-sub);
}

.site-logo-sub {
    font-family: var(--font-title);
    font-size: 12px;
    letter-spacing: 0.2em;
    color: var(--color-forest-muted);
    margin-top: 5px;
}

/* デスクトップナビゲーション（PCのみ表示） */
.site-nav-desktop {
    display: none;
    flex-direction: column;
    align-items: flex-end;
    gap: 12px;
}

.site-nav-links {
    display: flex;
    gap: 16px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-forest-text);
    list-style: none;
    margin: 0;
    padding: 0;
}

.site-nav-links a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s;
}

.site-nav-links a:hover {
    color: var(--color-forest-sub);
}

.site-nav-links a.active {
    color: var(--color-forest-sub);
    font-weight: 700;
}

.site-nav-btns {
    display: flex;
    align-items: center;
    gap: 12px;
}

/* ヘッダー LINE ボタン */
.btn-line-header {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid rgba(6, 199, 85, 0.3);
    border-radius: 9999px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-forest-text);
    background-color: #fff;
    cursor: pointer;
    transition: var(--transition-default);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn-line-header i {
    font-size: 18px;
    color: var(--color-forest-line);
    transition: transform 0.3s;
}

.btn-line-header:hover {
    background-color: #ecfdf5;
    border-color: var(--color-forest-line);
}

.btn-line-header:hover i {
    transform: scale(1.1);
}

/* ヘッダー Webからお問い合わせボタン */
.btn-contact-header {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 16px;
    border: 1px solid rgba(66, 154, 66, 0.3);
    border-radius: 9999px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    color: var(--color-forest-text);
    background-color: #FFFFFF;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-default);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn-contact-header i {
    font-size: 16px;
    color: var(--color-forest-sub);
    transition: transform 0.3s;
}

.btn-contact-header:hover {
    background-color: var(--color-sand);
    border-color: var(--color-forest-sub);
    color: var(--color-forest-sub);
}

.btn-contact-header:hover i {
    transform: scale(1.1);
}

/* ヘッダー お申込みボタン */
.btn-apply-header {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 20px;
    border-radius: 9999px;
    font-family: var(--font-sans);
    font-size: 14px;
    font-weight: 500;
    color: #fff;
    background-color: var(--color-forest-sub);
    border: none;
    cursor: pointer;
    transition: var(--transition-default);
    box-shadow: 0 4px 6px -1px rgba(66, 154, 66, 0.2);
}

.btn-apply-header:hover {
    background-color: var(--color-forest-dark);
    box-shadow: 0 10px 15px -3px rgba(66, 154, 66, 0.3);
}

/* モバイルアイコンボタン群（モバイルのみ表示） */
.site-header-mobile-btns {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn-mobile-line {
    padding: 8px;
    color: var(--color-forest-line);
    background: transparent;
    border: none;
    border-radius: 9999px;
    cursor: pointer;
    font-size: 30px;
    transition: background-color 0.3s;
}

.btn-mobile-line:hover {
    background-color: #ecfdf5;
}

.btn-hamburger {
    padding: 8px;
    color: var(--color-forest-text);
    background: transparent;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    font-size: 24px;
    transition: background-color 0.3s;
}

.btn-hamburger:hover {
    background-color: #f1f5f9;
}

/* ============================================================
   5. レスポンシブ：ヘッダーナビ切り替え
   ============================================================ */
@media (min-width: 768px) {
    .site-header-inner {
        padding-left: 24px;
        padding-right: 24px;
    }

    .site-header-row {
        padding-top: 16px;
        padding-bottom: 16px;
    }
}

@media (min-width: 1024px) {
    .site-header-inner {
        padding-left: 32px;
        padding-right: 32px;
    }

    .site-nav-desktop {
        display: flex;
    }

    .site-header-mobile-btns {
        display: none;
    }

    .site-nav-links {
        gap: 24px;
        font-size: 16px;
    }
}

/* ============================================================
   6. モバイルメニューコンポーネント
   ============================================================ */
.mobile-menu {
    position: fixed;
    inset: 0;
    z-index: 50;
    font-family: var(--font-sans);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.mobile-menu.is-open {
    opacity: 1;
    pointer-events: auto;
}

.mobile-menu-overlay {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    border: none;
    cursor: pointer;
    padding: 0;
    margin: 0;
}

.mobile-menu-panel {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    width: 80%;
    max-width: 320px;
    background-color: #fff;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    padding: 24px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    transform: translateX(100%);
    transition: transform 0.3s;
}

.mobile-menu.is-open .mobile-menu-panel {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #e2e8f0;
    padding-bottom: 16px;
    margin-bottom: 0;
}

.mobile-menu-logo {
    font-family: var(--font-title);
    font-size: 24px;
    font-weight: 700;
    color: var(--color-forest-text);
}

.mobile-menu-close {
    background: transparent;
    border: none;
    color: #94a3b8;
    cursor: pointer;
    padding: 8px;
    font-size: 24px;
    transition: color 0.3s;
}

.mobile-menu-close:hover {
    color: #64748b;
}

.mobile-menu-nav {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding-top: 24px;
    padding-bottom: 24px;
    font-size: 16px;
    font-weight: 500;
    color: var(--color-forest-text);
    list-style: none;
    margin: 0;
    padding-left: 0;
}

.mobile-menu-nav a {
    text-decoration: none;
    color: inherit;
    display: block;
    padding: 4px 0;
    transition: color 0.3s;
}

.mobile-menu-nav a:hover {
    color: var(--color-forest-sub);
}

.mobile-menu-nav a.active {
    color: var(--color-forest-sub);
    font-weight: 700;
}

.mobile-menu-footer {
    display: flex;
    flex-direction: column;
    gap: 12px;
    padding-top: 16px;
    border-top: 1px solid #e2e8f0;
}

.btn-mobile-menu-line {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--color-forest-line);
    color: var(--color-forest-line);
    background-color: rgba(236, 253, 245, 0.5);
    border-radius: 8px;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    cursor: pointer;
    transition: var(--transition-default);
}

.btn-mobile-menu-line i {
    font-size: 20px;
}

.btn-mobile-menu-contact {
    width: 100%;
    padding: 12px;
    border: 1px solid rgba(66, 154, 66, 0.4);
    color: var(--color-forest-sub);
    background-color: #FFFFFF;
    border-radius: 8px;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-decoration: none;
    cursor: pointer;
    transition: var(--transition-default);
}

.btn-mobile-menu-contact i {
    font-size: 16px;
    color: var(--color-forest-sub);
}

.btn-mobile-menu-contact:hover {
    background-color: var(--color-sand);
    border-color: var(--color-forest-sub);
}

.btn-mobile-menu-apply {
    width: 100%;
    padding: 12px;
    background-color: var(--color-forest-sub);
    color: #fff;
    border: none;
    border-radius: 8px;
    font-weight: 700;
    font-size: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: var(--transition-default);
}

/* JSで複製されたnavリンクを包むラッパー */
.mobile-menu-nav-wrap {
    flex: 1;
    overflow-y: auto;
}


/* ============================================================
   7. フッターコンポーネント
   ============================================================ */
.site-footer {
    background-color: var(--color-forest-900);
    color: #fff;
    padding-top: 64px;
    padding-bottom: 32px;
    border-top: 1px solid var(--color-forest-800);
    font-family: var(--font-sans);
}

.site-footer-inner {
    max-width: 1152px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 16px;
    padding-right: 16px;
}

/* フッター上段グリッド */
.site-footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 40px;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

@media (min-width: 768px) {
    .site-footer-inner {
        padding-left: 24px;
        padding-right: 24px;
    }

    .site-footer-grid {
        grid-template-columns: 5fr 4fr 3fr;
    }
}

@media (min-width: 1024px) {
    .site-footer-inner {
        padding-left: 32px;
        padding-right: 32px;
    }
}

/* フッター ブランド */
.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.footer-logo-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-logo-icon {
    width: 32px;
    height: 32px;
    border-radius: 9999px;
    background-color: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-forest-200);
}

.footer-logo-name {
    font-family: var(--font-title);
    font-size: 30px;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: #fff;
}

.footer-desc {
    font-size: 14px;
    color: #d1d5db;
    line-height: 1.625;
    max-width: 384px;
    font-weight: 300;
}

/* フッター ナビ */
.footer-nav-section {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-section-label {
    font-size: 12px;
    font-weight: 700;
    color: #9ca3af;
    letter-spacing: 0.2em;
    text-transform: uppercase;
}

.footer-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-nav-list a {
    font-size: 14px;
    color: #e5e7eb;
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: color 0.3s;
}

.footer-nav-list a:hover {
    color: var(--color-forest-200);
}

.footer-nav-arrow {
    font-size: 14px;
    color: var(--color-forest-500);
}

/* フッター CTAボタン */
.footer-cta {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.btn-footer-line {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: #06C755;
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    padding: 10px 16px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: var(--transition-default);
    text-decoration: none;
}

.btn-footer-line i {
    font-size: 18px;
}

.btn-footer-line:hover {
    background-color: #05b34c;
}

.btn-footer-contact {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background-color: #FFFFFF;
    color: var(--color-forest-text);
    font-weight: 700;
    font-size: 14px;
    padding: 10px 16px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: var(--transition-default);
    text-decoration: none;
}

.btn-footer-contact i {
    font-size: 18px;
    color: var(--color-forest-sub);
}

.btn-footer-contact:hover {
    background-color: var(--color-sand);
    color: var(--color-forest-sub);
}

.btn-footer-apply {
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    background-color: var(--color-forest-600);
    color: #fff;
    font-weight: 700;
    font-size: 14px;
    padding: 10px 16px;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    transition: var(--transition-default);
    text-decoration: none;
}

.btn-footer-apply:hover {
    background-color: var(--color-forest-700);
}

/* フッター 下段 */
.site-footer-bottom {
    padding-top: 32px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    font-size: 14px;
    color: #9ca3af;
    gap: 16px;
}

@media (min-width: 640px) {
    .site-footer-bottom {
        flex-direction: row;
    }
}

.footer-legal-links {
    display: flex;
    gap: 24px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-legal-links a {
    color: inherit;
    text-decoration: none;
    transition: color 0.3s;
}

.footer-legal-links a:hover {
    text-decoration: underline;
    color: #d1d5db;
}

/* ============================================================
   8. 共通ボタン
   ============================================================ */

/* プライマリボタン（緑）*/
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 32px;
    background-color: var(--color-forest-sub);
    color: #fff;
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 16px;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-default);
    box-shadow: 0 4px 6px -1px rgba(66, 154, 66, 0.2);
}

.btn-primary:hover {
    background-color: var(--color-forest-dark);
    box-shadow: 0 10px 15px -3px rgba(66, 154, 66, 0.3);
    transform: translateY(-2px);
}

/* ダークボタン（深緑）*/
.btn-dark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    background-color: var(--color-forest-900);
    color: #fff;
    font-family: var(--font-sans);
    font-weight: 700;
    font-size: 18px;
    border-radius: 9999px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-default);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.btn-dark:hover {
    background-color: var(--color-forest-800);
    transform: translateY(-2px);
}

/* LINE ボタン（緑）*/
.btn-line {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    background-color: #06C755;
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition-default);
    box-shadow: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
}

.btn-line:hover {
    background-color: #05b34c;
}

/* ============================================================
   9. 共通ユーティリティ
   ============================================================ */

/* コンテナ */
.container-lg {
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 16px;
    padding-right: 16px;
}

.container-md {
    max-width: 1152px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 16px;
    padding-right: 16px;
}

.container-sm {
    max-width: 1024px;
    margin-left: auto;
    margin-right: auto;
    padding-left: 16px;
    padding-right: 16px;
}

@media (min-width: 640px) {

    .container-lg,
    .container-md,
    .container-sm {
        padding-left: 24px;
        padding-right: 24px;
    }
}

@media (min-width: 1024px) {

    .container-lg,
    .container-md,
    .container-sm {
        padding-left: 32px;
        padding-right: 32px;
    }
}

/* セクション余白 */
.section-py {
    padding-top: 48px;
    padding-bottom: 48px;
}

@media (min-width: 768px) {
    .section-py {
        padding-top: 64px;
        padding-bottom: 64px;
    }
}

/* カード */
.card {
    background-color: #fff;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}

/* レスポンシブ表示用ヘルパークラス */
.br-sp-only {
    display: inline;
}

.br-pc-only {
    display: none;
}

@media (min-width: 640px) {
    .br-sp-only {
        display: none;
    }

    .br-pc-only {
        display: inline;
    }
}

/* ============================================================
   10. モーダル共通
   ============================================================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    z-index: 50;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 16px;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.modal-overlay.is-open {
    opacity: 1;
    pointer-events: auto;
}

.modal-box {
    background-color: #fff;
    border-radius: 16px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    width: 100%;
}

/* ============================================================
   11. ヒーローセクション共通（サブページ用）
   ============================================================ */
.page-hero {
    position: relative;
    padding-top: 112px;
    padding-bottom: 64px;
    background-color: var(--color-forest-900);
    color: #fff;
    overflow: hidden;
    text-align: center;
}

.page-hero-deco-top {
    position: absolute;
    top: -96px;
    right: -96px;
    width: 384px;
    height: 384px;
    background-color: var(--color-forest-500);
    border-radius: 9999px;
    filter: blur(80px);
    opacity: 0.3;
    pointer-events: none;
}

.page-hero-deco-bottom {
    position: absolute;
    bottom: -96px;
    left: -96px;
    width: 384px;
    height: 384px;
    background-color: var(--color-forest-700);
    border-radius: 9999px;
    filter: blur(80px);
    opacity: 0.3;
    pointer-events: none;
}

.page-hero-badge {
    display: inline-block;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-forest-200);
    margin-bottom: 8px;
}

.page-hero-title {
    font-family: var(--font-title);
    font-size: 36px;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 16px;
    line-height: 1.3;
}

.page-hero-desc {
    font-size: 16px;
    color: var(--color-forest-100);
    line-height: 1.8;
    max-width: 672px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 768px) {
    .page-hero {
        padding-top: 144px;
        padding-bottom: 80px;
    }

    .page-hero-title {
        font-size: 48px;
    }

    .page-hero-badge {
        font-size: 16px;
    }
}