/* sekkeinohanashi.jp - スタイルシート */

/* ========================================
   リセット・基本設定
======================================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --color-text: #1a1a1a;
    --color-text-light: #666;
    --color-text-muted: #999;
    --color-bg: #fff;
    --color-bg-light: #f8f8f8;
    --color-border: #e0e0e0;
    --color-primary: #2a2a2a;
    --color-accent: #2a3f5f;

    --font-sans: "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
    --font-serif: "Hiragino Mincho ProN", "Yu Mincho", serif;

    --max-width: 1200px;
    --content-width: 720px;
    --header-height: 64px;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 2rem;
    --space-xl: 5rem;
    --space-xxl: 8rem;

    --radius: 12px;
    --radius-sm: 8px;
}

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

body {
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.8;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

img {
    max-width: 100%;
    height: auto;
    vertical-align: middle;
}

ul, ol {
    list-style: none;
}

/* ========================================
   アニメーション定義
======================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* 波状ふわっと着地アニメーション */
@keyframes waveIn {
    0% {
        opacity: 0;
        transform: translateX(40px) translateY(-20px);
    }
    60% {
        opacity: 1;
        transform: translateX(-5px) translateY(5px);
    }
    100% {
        opacity: 1;
        transform: translateX(0) translateY(0);
    }
}

/* スクロールアニメーション用 */
.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* 遅延クラス */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ========================================
   ヘッダー
======================================== */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    transition: background 0.3s ease, border-color 0.3s ease;
}

/* 透過ヘッダー（トップページ用） */
.site-header.header-transparent {
    background: transparent;
    border-bottom-color: transparent;
}

.site-header.header-transparent .site-logo,
.site-header.header-transparent .nav-list a {
    color: #fff;
}

.site-header.header-transparent .menu-bar {
    background: #fff;
}

.site-header.header-transparent .nav-list a::after {
    background: #fff;
}

/* スクロール時にヘッダーを白に */
.site-header.header-transparent.is-scrolled {
    background: var(--color-bg);
    border-bottom-color: var(--color-border);
}

.site-header.header-transparent.is-scrolled .site-logo,
.site-header.header-transparent.is-scrolled .nav-list a {
    color: var(--color-text);
}

.site-header.header-transparent.is-scrolled .menu-bar {
    background: var(--color-text);
}

.site-header.header-transparent.is-scrolled .nav-list a::after {
    background: var(--color-text);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--space-lg);
    height: var(--header-height);
}

.site-logo {
    font-size: 1.25rem;
    font-weight: 600;
    letter-spacing: 0.02em;
    transition: opacity 0.2s;
}

.site-logo:hover {
    opacity: 0.7;
}

/* PC版ナビゲーション */
.header-nav {
    display: none;
}

@media (min-width: 769px) {
    .header-nav {
        display: block;
    }

    .nav-list {
        display: flex;
        align-items: center;
        gap: var(--space-xl);
    }

    .nav-list a {
        font-size: 0.9rem;
        letter-spacing: 0.05em;
        color: var(--color-text);
        transition: opacity 0.2s;
        position: relative;
    }

    .nav-list a::after {
        content: '';
        position: absolute;
        bottom: -4px;
        left: 0;
        width: 0;
        height: 1px;
        background: var(--color-text);
        transition: width 0.3s ease;
    }

    .nav-list a:hover::after {
        width: 100%;
    }

    .site-header.header-transparent .nav-list a {
        color: #fff;
    }

    .site-header.header-transparent .nav-list a::after {
        background: #fff;
    }

    .site-header.header-transparent.is-scrolled .nav-list a {
        color: var(--color-text);
    }

    .site-header.header-transparent.is-scrolled .nav-list a::after {
        background: var(--color-text);
    }
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

/* メニューボタン（モバイルのみ表示） */
.menu-toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
    color: inherit;
}

@media (min-width: 769px) {
    .menu-toggle {
        display: none;
    }
}

.menu-text {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
}

.menu-icon {
    display: flex;
    flex-direction: column;
    gap: 6px;
    width: 24px;
}

.menu-bar {
    display: block;
    width: 24px;
    height: 1px;
    background: var(--color-text);
    transition: transform 0.3s, opacity 0.3s;
}

.site-header.header-transparent .menu-text {
    color: #fff;
}

.site-header.header-transparent.is-scrolled .menu-text {
    color: var(--color-text);
}

/* メニューオープン時 */
body.menu-open .menu-text::after {
    content: ' Close';
}

body.menu-open .menu-bar:first-child {
    transform: rotate(45deg) translate(2px, 4px);
}

body.menu-open .menu-bar:last-child {
    transform: rotate(-45deg) translate(2px, -4px);
}

/* フルスクリーンナビゲーション */
.fullscreen-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.98);
    z-index: 99;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

.fullscreen-nav.is-open {
    opacity: 1;
    visibility: visible;
}

.fullscreen-nav-inner {
    text-align: center;
}

.fullscreen-nav-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-xl);
}

.fullscreen-nav-list a {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.15em;
    transition: opacity 0.3s;
}

.fullscreen-nav-list a:hover {
    opacity: 0.5;
}

/* ========================================
   メイン
======================================== */
.site-main {
    min-height: calc(100vh - var(--header-height) - 200px);
}

.messages {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-md) var(--space-lg);
}

.message {
    padding: var(--space-md);
    border-radius: 4px;
    margin-bottom: var(--space-sm);
    animation: fadeIn 0.3s ease;
}

.message-success {
    background: #e8f5e9;
    color: #2e7d32;
}

.message-error {
    background: #ffebee;
    color: #c62828;
}

.message-info {
    background: #e3f2fd;
    color: #1565c0;
}

/* ========================================
   ヒーロー（従来版）
======================================== */
.hero {
    padding: var(--space-xxl) var(--space-lg);
    padding-top: calc(var(--space-xxl) + var(--header-height));
    background: var(--color-bg);
    text-align: center;
}

.hero-inner {
    max-width: var(--content-width);
    margin: 0 auto;
}

.hero-title {
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-weight: 400;
    line-height: 1.7;
    margin-bottom: var(--space-xl);
    letter-spacing: 0.05em;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-subtitle {
    color: var(--color-text-muted);
    font-size: 1rem;
    line-height: 2.2;
    font-weight: 300;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

/* ========================================
   フルスクリーンヒーロー（トップページ用）
======================================== */
.hero-fullscreen {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-color: #1a1a1a;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    color: #fff;
    padding: var(--space-lg);
}

.hero-title-large {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 3rem;
    font-weight: 300;
    line-height: 1.8;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
}

.hero-tagline {
    font-size: 0.9rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    animation: fadeIn 1s ease 0.8s forwards;
    opacity: 0;
}

/* シンプルキャッチコピー（縦書き） */
.hero-catchcopy {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 2.5rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    writing-mode: vertical-rl;
    text-orientation: mixed;
    animation: fadeIn 1.2s ease 0.5s forwards;
    opacity: 0;
}

.hero-link {
    display: inline-block;
    margin-top: var(--space-xl);
    font-size: 0.85rem;
    letter-spacing: 0.15em;
    color: #fff;
    padding-bottom: 4px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.6);
    transition: opacity 0.3s, border-color 0.3s;
    animation: fadeIn 1.2s ease 0.8s forwards;
    opacity: 0;
}

.hero-link:hover {
    opacity: 0.7;
    border-color: #fff;
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: #fff;
    animation: fadeIn 1s ease 1.2s forwards;
    opacity: 0;
}

.hero-scroll span {
    display: block;
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    margin-bottom: 10px;
}

.scroll-line {
    width: 1px;
    height: 50px;
    background: rgba(255, 255, 255, 0.5);
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

.scroll-line::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 30%;
    background: #fff;
    animation: scrollLine 1.5s ease-in-out infinite;
}

@keyframes scrollLine {
    0% { transform: translateY(-100%); }
    100% { transform: translateY(400%); }
}

/* PC/SP表示切替 */
.sp-only { display: none; }
.pc-only { display: inline; }

@media (max-width: 768px) {
    .sp-only { display: inline; }
    .pc-only { display: none; }
}

/* ========================================
   セクション
======================================== */
.section {
    padding: var(--space-xxl) var(--space-lg);
}

.section-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.section-title {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: var(--space-xl);
    text-align: center;
    letter-spacing: 0.1em;
    color: var(--color-text-light);
}

.section-lead {
    text-align: center;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    font-size: 0.95rem;
}

.section-more {
    text-align: center;
    margin-top: var(--space-xl);
}

.no-content {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-xl);
}

/* ========================================
   記事カード
======================================== */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: var(--space-lg);
}

.article-card {
    background: var(--color-bg);
    border: none;
    border-left: 3px solid var(--color-border);
    padding-left: var(--space-lg);
    transition: transform 0.3s ease, border-color 0.3s ease;
}

.article-card:hover {
    transform: translateY(-4px);
    border-left-color: var(--color-primary);
}

.article-card-image {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    margin-bottom: var(--space-md);
    border-radius: var(--radius-sm);
}

.article-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.article-card:hover .article-card-image img {
    transform: scale(1.03);
}

.article-card-body {
    padding: var(--space-sm) 0;
}

.article-card-theme {
    display: inline-block;
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.article-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}

.article-card-title a {
    transition: color 0.2s;
}

.article-card-title a:hover {
    color: var(--color-accent);
}

.article-card-excerpt {
    font-size: 0.9rem;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: var(--space-md);
}

.article-card-date {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

/* ========================================
   テーマカード
======================================== */
.theme-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-lg);
}

.theme-card {
    display: block;
    padding: var(--space-xl) var(--space-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.theme-card::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 5rem;
    font-family: Georgia, serif;
    color: var(--color-border);
    line-height: 1;
    transition: transform 0.3s ease, color 0.3s ease;
}

.theme-card:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.theme-card:hover::before {
    transform: scale(1.1);
    color: #d0d0d0;
}

.theme-card-title {
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-weight: 400;
    margin-bottom: var(--space-sm);
    position: relative;
    z-index: 1;
    padding-top: var(--space-lg);
}

.theme-card-desc {
    font-size: 0.85rem;
    color: var(--color-text-light);
    position: relative;
    z-index: 1;
    line-height: 1.8;
}

.theme-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
    gap: var(--space-lg);
}

.theme-card-large {
    display: block;
    padding: var(--space-xl) var(--space-lg);
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    position: relative;
    overflow: hidden;
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.theme-card-large::before {
    content: '"';
    position: absolute;
    top: 10px;
    left: 20px;
    font-size: 6rem;
    font-family: Georgia, serif;
    color: var(--color-border);
    line-height: 1;
    transition: transform 0.3s ease, color 0.3s ease;
}

.theme-card-large:hover {
    border-color: var(--color-primary);
    transform: translateY(-2px);
}

.theme-card-large:hover::before {
    transform: scale(1.1);
    color: #d0d0d0;
}

.theme-card-large .theme-card-title {
    font-size: 1.3rem;
    margin-bottom: var(--space-md);
    padding-top: var(--space-xl);
}

.theme-card-count {
    display: block;
    margin-top: var(--space-md);
    font-size: 0.8rem;
    color: var(--color-text-muted);
    position: relative;
    z-index: 1;
}

/* ========================================
   ページヘッダー
======================================== */
.page-header {
    padding: var(--space-xxl) var(--space-lg);
    background: var(--color-bg);
    text-align: center;
}

.page-header-inner {
    max-width: var(--content-width);
    margin: 0 auto;
}

.page-title {
    font-size: 2rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
    animation: fadeInUp 0.6s ease forwards;
}

.page-lead {
    color: var(--color-text-light);
    animation: fadeInUp 0.6s ease 0.1s forwards;
    opacity: 0;
}

.breadcrumb {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-lg);
    animation: fadeIn 0.4s ease forwards;
}

.breadcrumb a {
    transition: color 0.2s;
}

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

.breadcrumb-sep {
    margin: 0 var(--space-sm);
}

.page-subtitle {
    font-size: 0.9rem;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
}

/* ページコンテンツ（プライバシーポリシー等） */
.page-content {
    padding-top: var(--header-height);
}

.page-content .page-header {
    padding: var(--space-xxl) var(--space-lg) var(--space-xl);
    border-bottom: 1px solid var(--color-border);
}

.page-body {
    max-width: var(--content-width);
    margin: 0 auto;
    padding: var(--space-xl) var(--space-lg) var(--space-xxl);
}

.policy-section {
    margin-bottom: var(--space-xl);
}

.policy-section h2 {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--space-md);
    padding-bottom: var(--space-sm);
    border-bottom: 1px solid var(--color-border);
}

.policy-section p {
    font-size: 0.95rem;
    line-height: 1.9;
    margin-bottom: var(--space-md);
    color: var(--color-text);
}

.policy-section ul {
    margin-left: var(--space-lg);
    margin-bottom: var(--space-md);
}

.policy-section li {
    font-size: 0.95rem;
    line-height: 1.9;
    list-style: disc;
    color: var(--color-text);
}

.policy-section a {
    color: var(--color-accent);
    text-decoration: underline;
}

.policy-meta {
    margin-top: var(--space-xxl);
    padding-top: var(--space-lg);
    border-top: 1px solid var(--color-border);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.policy-meta p {
    margin-bottom: var(--space-sm);
}

/* ========================================
   記事詳細
======================================== */
.article-detail {
    padding-bottom: var(--space-xl);
}

.article-header {
    padding: var(--space-xxl) var(--space-lg);
    background: var(--color-bg);
}

.article-header-inner {
    max-width: var(--content-width);
    margin: 0 auto;
}

.article-title {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 400;
    line-height: 1.6;
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.6s ease forwards;
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    font-size: 0.85rem;
    color: var(--color-text-muted);
    animation: fadeIn 0.6s ease 0.2s forwards;
    opacity: 0;
}

.article-theme-tag {
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-light);
    font-size: 0.75rem;
    transition: background 0.2s;
}

.article-theme-tag:hover {
    background: var(--color-border);
}

.article-cover {
    max-width: var(--max-width);
    margin: 0 auto;
    animation: fadeIn 0.8s ease forwards;
}

.article-cover img {
    width: 100%;
}

.article-content {
    padding: var(--space-xl) var(--space-lg);
}

.article-content-inner {
    max-width: var(--content-width);
    margin: 0 auto;
}

.article-content-inner h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: var(--space-xl) 0 var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.article-content-inner h3 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: var(--space-lg) 0 var(--space-md);
}

.article-content-inner p {
    margin-bottom: var(--space-md);
}

.article-content-inner ul,
.article-content-inner ol {
    margin-bottom: var(--space-md);
    padding-left: 1.5em;
}

.article-content-inner ul {
    list-style: disc;
}

.article-content-inner ol {
    list-style: decimal;
}

.article-content-inner li {
    margin-bottom: var(--space-sm);
}

.article-content-inner blockquote {
    margin: var(--space-lg) 0;
    padding: var(--space-md) var(--space-lg);
    background: var(--color-bg-light);
    border-left: 3px solid var(--color-border);
    font-style: italic;
}

.article-content-inner a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
    transition: opacity 0.2s;
}

.article-content-inner a:hover {
    opacity: 0.7;
}

/* 記事末尾CTA */
.article-cta {
    margin-top: var(--space-xl);
    padding: var(--space-lg);
    background: var(--color-bg-light);
    border-left: 3px solid var(--color-border);
}

.article-cta-inner {
    max-width: var(--content-width);
    margin: 0 auto;
}

.cta-lead {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    margin-bottom: var(--space-sm);
}

.cta-text {
    font-size: 0.95rem;
}

.cta-text a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* 関連記事 */
.related-articles {
    margin-top: var(--space-xl);
    padding: var(--space-xl) var(--space-lg);
    background: var(--color-bg-light);
}

.related-articles-inner {
    max-width: var(--max-width);
    margin: 0 auto;
}

.related-title {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: var(--space-lg);
    text-align: center;
    color: var(--color-text-light);
}

.related-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
    gap: var(--space-md);
}

.related-card {
    background: var(--color-bg);
    overflow: hidden;
    transition: transform 0.3s ease;
    border-radius: var(--radius-sm);
}

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

.related-card-image {
    display: block;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.related-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.related-card:hover .related-card-image img {
    transform: scale(1.03);
}

.related-card-title {
    padding: var(--space-md);
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.6;
}

.related-card-title a {
    transition: color 0.2s;
}

.related-card-title a:hover {
    color: var(--color-accent);
}

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

.pagination a {
    color: var(--color-text);
    transition: opacity 0.2s;
}

.pagination a:hover {
    opacity: 0.6;
}

.pagination-info {
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

/* ========================================
   About
======================================== */
.about-content {
    max-width: var(--content-width);
    margin: 0 auto;
}

.about-content h2 {
    font-size: 1.25rem;
    font-weight: 600;
    margin: var(--space-xl) 0 var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

.about-content h2:first-child {
    margin-top: 0;
    padding-top: 0;
    border-top: none;
}

.about-content p {
    margin-bottom: var(--space-md);
}

.about-content ul {
    margin-bottom: var(--space-md);
    padding-left: 1.5em;
    list-style: disc;
}

.about-content li {
    margin-bottom: var(--space-sm);
}

/* ========================================
   フォーム
======================================== */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: var(--space-sm);
}

.required {
    color: #c62828;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: var(--space-md);
    font-size: 1rem;
    border: 1px solid var(--color-border);
    border-radius: 0;
    transition: border-color 0.3s ease;
    background: var(--color-bg);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
}

.form-submit {
    text-align: center;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   購読フォーム
======================================== */
.subscribe-form {
    display: flex;
    gap: var(--space-sm);
    max-width: 400px;
    margin: 0 auto;
}

.subscribe-form input {
    flex: 1;
    padding: var(--space-sm) var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0;
    transition: border-color 0.3s ease;
}

.subscribe-form input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.subscribe-form button {
    padding: var(--space-sm) var(--space-lg);
    background: var(--color-primary);
    color: #fff;
    border: none;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.subscribe-form button:hover {
    background: #444;
    transform: translateY(-1px);
}

.subscribe-form-large {
    max-width: 400px;
    margin: 0 auto;
    text-align: center;
}

.subscribe-form-large input {
    width: 100%;
    padding: var(--space-md);
    margin-bottom: var(--space-md);
    border: 1px solid var(--color-border);
    border-radius: 0;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.subscribe-form-large input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.subscribe-note {
    margin-top: var(--space-lg);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

/* ========================================
   完了ページ
======================================== */
.complete-content {
    max-width: var(--content-width);
    margin: 0 auto;
    text-align: center;
}

.complete-content p {
    margin-bottom: var(--space-lg);
}

.note {
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* ========================================
   ボタン
======================================== */
.btn {
    display: inline-block;
    padding: var(--space-md) var(--space-xl);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    letter-spacing: 0.05em;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
    border: none;
}

.btn-primary:hover {
    background: #444;
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border);
}

.btn-outline:hover {
    border-color: var(--color-text);
    transform: translateY(-2px);
}

/* ========================================
   フッター
======================================== */
.site-footer {
    padding: var(--space-xxl) var(--space-lg);
    background: #f5f5f5;
    border-top: 1px solid var(--color-border);
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    text-align: center;
}

.footer-subscribe {
    margin-bottom: var(--space-xl);
}

.subscribe-text {
    margin-bottom: var(--space-md);
    font-size: 0.9rem;
    color: var(--color-text-light);
}

.footer-nav {
    margin-bottom: var(--space-lg);
}

.footer-nav ul {
    display: flex;
    justify-content: center;
    gap: var(--space-xl);
    flex-wrap: wrap;
}

.footer-nav a {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    transition: color 0.2s;
}

.footer-nav a:hover {
    color: var(--color-text);
}

.footer-sns {
    display: flex;
    justify-content: center;
    gap: var(--space-lg);
    margin-bottom: var(--space-lg);
}

.footer-sns a {
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-text-muted);
    transition: color 0.2s;
}

.footer-sns a:hover {
    color: var(--color-text);
}

.footer-legal {
    margin-bottom: var(--space-lg);
}

.footer-legal a {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    transition: color 0.2s;
}

.footer-legal a:hover {
    color: var(--color-text);
}

.copyright {
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ========================================
   レスポンシブ
======================================== */
/* ========================================
   コンセプトセクション
======================================== */
.section-concept {
    background: var(--color-bg);
    padding: var(--space-xxl) var(--space-lg);
}

.concept-content {
    max-width: var(--content-width);
    margin: 0 auto;
    text-align: center;
}

.concept-text {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 1.5rem;
    font-weight: 300;
    line-height: 2.4;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-xl);
    color: var(--color-text);
}

.concept-desc {
    font-size: 0.95rem;
    color: var(--color-text-light);
    line-height: 2;
}

/* ========================================
   ビジュアルテーマカード
======================================== */
.section-themes-visual {
    background: var(--color-bg-light);
}

.theme-visual-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-md);
}

.theme-visual-card {
    position: relative;
    display: block;
    aspect-ratio: 4 / 3;
    overflow: hidden;
    border-radius: var(--radius-sm);
}

.theme-visual-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.theme-visual-image img,
.theme-placeholder {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background-size: cover;
    background-position: center;
    background-color: #333;
    transition: transform 0.6s ease;
}

.theme-visual-card:hover .theme-visual-image img,
.theme-visual-card:hover .theme-placeholder {
    transform: scale(1.05);
}

.theme-visual-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.35);
    transition: background 0.3s ease;
}

.theme-visual-card:hover .theme-visual-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.theme-visual-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-lg);
    color: #fff;
    z-index: 1;
}

.theme-visual-title {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 1.2rem;
    font-weight: 400;
    margin-bottom: var(--space-sm);
    letter-spacing: 0.05em;
}

.theme-visual-desc {
    font-size: 0.8rem;
    opacity: 0.85;
    line-height: 1.6;
}

/* ========================================
   ミニマル記事リスト
======================================== */
.section-articles-minimal {
    background: var(--color-bg);
}

.article-list-minimal {
    max-width: 800px;
    margin: 0 auto;
    border-top: 1px solid var(--color-border);
}

.article-item-minimal {
    border-bottom: 1px solid var(--color-border);
}

.article-item-link {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: var(--space-lg);
    align-items: center;
    padding: var(--space-lg) 0;
    transition: opacity 0.2s;
}

.article-item-link:hover {
    opacity: 0.7;
}

.article-item-date {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
}

.article-item-title {
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.6;
}

.article-item-theme {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    padding: var(--space-xs) var(--space-sm);
    background: var(--color-bg-light);
}

/* ========================================
   Aboutティーザー
======================================== */
.section-about-teaser {
    background: var(--color-bg-light);
    padding: var(--space-xxl) var(--space-lg);
}

.about-teaser-content {
    max-width: var(--content-width);
    margin: 0 auto;
    text-align: center;
}

.about-teaser-title {
    font-size: 1rem;
    font-weight: 500;
    letter-spacing: 0.2em;
    margin-bottom: var(--space-lg);
    color: var(--color-text-light);
}

.about-teaser-text {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 1.2rem;
    font-weight: 300;
    line-height: 2.2;
    margin-bottom: var(--space-xl);
    color: var(--color-text);
}

/* ========================================
   固定ヘッダー用のbody padding
======================================== */
body:not(.page-home) {
    padding-top: var(--header-height);
}

/* ========================================
   ファーストビュー：ヒーロー（左）+ サービスカード4つ（右）
   関ヶ原人間村スタイル
======================================== */
.hero-with-cards {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    padding: 8px;
    background: #f5f5f5;
}

/* 左側：ヒーロー */
.hero-side {
    position: relative;
    display: flex;
    align-items: flex-start;
    justify-content: center;
    padding-top: 15vh;
    overflow: hidden;
    border-radius: var(--radius);
}

/* 右側：4枚のサービスカード */
.cards-side {
    display: grid;
    grid-template-rows: repeat(4, 1fr);
    gap: 8px;
}

.main-card {
    position: relative;
    display: block;
    overflow: hidden;
    border-radius: var(--radius);
    opacity: 0;
    animation: waveIn 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94) forwards;
}

/* カードのスタガードアニメーション */
.cards-side .main-card:nth-child(1) { animation-delay: 0.8s; }
.cards-side .main-card:nth-child(2) { animation-delay: 0.95s; }
.cards-side .main-card:nth-child(3) { animation-delay: 1.1s; }
.cards-side .main-card:nth-child(4) { animation-delay: 1.25s; }

.main-card-small {
    /* 正方形カード */
    width: 25vw;
    aspect-ratio: 1 / 1;
}

.main-card-image {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.main-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.main-card:hover .main-card-image img {
    transform: scale(1.08);
}

.main-card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.3);
    transition: background 0.4s ease;
}

.main-card:hover .main-card-overlay {
    background: rgba(0, 0, 0, 0.5);
}

.main-card-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
    color: #fff;
    z-index: 1;
}

.main-card-title {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    line-height: 1.5;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.main-card-desc {
    font-size: 0.85rem;
    font-weight: 300;
    margin-top: 0.5rem;
    letter-spacing: 0.05em;
    opacity: 0.9;
}

.main-card-date {
    display: block;
    font-size: 0.75rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    opacity: 0.8;
    margin-bottom: 0.5rem;
}

.main-card-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #3a3a3a 0%, #2a2a2a 100%);
}

.main-card-empty {
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4a4a4a 0%, #3a3a3a 100%);
}

/* ========================================
   コラムセクション（関ヶ原スタイル）
======================================== */
.section-column {
    padding: 8rem var(--space-lg);
    background: var(--color-bg);
}

.column-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--space-xl);
    max-width: var(--max-width);
    margin: 0 auto;
}

.column-sidebar {
    position: sticky;
    top: calc(var(--header-height) + 2rem);
    height: fit-content;
}

.column-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.1em;
    margin-bottom: var(--space-sm);
}

.column-title {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 0.15em;
    margin-bottom: var(--space-lg);
}

.column-link {
    display: inline-block;
    font-size: 0.8rem;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    padding-bottom: 2px;
    border-bottom: 1px solid var(--color-border);
    transition: color 0.2s, border-color 0.2s;
}

.column-link:hover {
    color: var(--color-text);
    border-color: var(--color-text);
}

.column-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-md);
}

.column-card {
    display: block;
    transition: opacity 0.3s;
}

.column-card:hover {
    opacity: 0.8;
}

.column-card-image {
    position: relative;
    aspect-ratio: 3 / 4;
    overflow: hidden;
    margin-bottom: var(--space-md);
    border-radius: var(--radius-sm);
}

.column-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.4s, transform 0.6s;
}

.column-card:hover .column-card-image img {
    filter: grayscale(0%);
    transform: scale(1.03);
}

.column-card-placeholder {
    width: 100%;
    height: 100%;
    background: #e0e0e0;
}

.column-card-body {
    padding: 0 var(--space-xs);
}

.column-card-date {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    letter-spacing: 0.05em;
    margin-bottom: var(--space-xs);
}

.column-card-title {
    font-size: 0.85rem;
    font-weight: 400;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.link-more {
    display: inline-block;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    padding-bottom: 2px;
    border-bottom: 1px solid var(--color-text);
    transition: opacity 0.2s;
}

.link-more:hover {
    opacity: 0.6;
}

/* ========================================
   Aboutセクション
======================================== */
.section-about {
    padding: var(--space-xxl) var(--space-lg);
    background: var(--color-bg-light);
}

.about-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--space-xl);
    max-width: var(--max-width);
    margin: 0 auto;
}

.about-sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
    align-self: start;
}

.about-label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.about-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.about-content {
    padding: var(--space-lg) 0;
}

.about-text {
    font-family: 'Noto Serif JP', var(--font-serif);
    font-size: 1.3rem;
    font-weight: 300;
    line-height: 2.5;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-xl);
    color: var(--color-text);
}

/* ========================================
   お客様の声セクション
======================================== */
.section-voice {
    padding: var(--space-xxl) var(--space-lg);
    background: var(--color-bg);
}

.voice-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--space-xl);
    max-width: var(--max-width);
    margin: 0 auto;
}

.voice-sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
    align-self: start;
}

.voice-label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.voice-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.voice-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
}

.voice-card {
    background: var(--color-bg-light);
    padding: var(--space-lg);
    border-radius: var(--radius-sm);
}

.voice-card-header {
    display: flex;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.voice-industry {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
    background: var(--color-primary);
    color: #fff;
    border-radius: 2px;
}

.voice-company {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    padding: 0.25rem 0;
}

.voice-text {
    font-size: 0.9rem;
    line-height: 1.8;
    color: var(--color-text);
    margin-bottom: var(--space-md);
}

.voice-result {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 500;
    color: var(--color-accent);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-border);
}

/* ========================================
   セミナーセクション
======================================== */
.section-seminar {
    padding: var(--space-xxl) var(--space-lg);
    background: var(--color-bg-light);
}

.seminar-layout {
    display: grid;
    grid-template-columns: 200px 1fr;
    gap: var(--space-xl);
    max-width: var(--max-width);
    margin: 0 auto;
}

.seminar-sidebar {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
    align-self: start;
}

.seminar-label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.seminar-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.seminar-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.seminar-item {
    display: grid;
    grid-template-columns: 100px 1fr auto;
    gap: var(--space-lg);
    padding: var(--space-lg);
    background: var(--color-bg);
    border-radius: var(--radius-sm);
    align-items: center;
}

.seminar-date {
    text-align: center;
}

.seminar-month {
    display: block;
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-bottom: 0.25rem;
}

.seminar-day {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    color: var(--color-text);
}

.seminar-tag {
    display: inline-block;
    font-size: 0.7rem;
    padding: 0.2rem 0.5rem;
    background: var(--color-accent);
    color: #fff;
    border-radius: 2px;
    margin-bottom: 0.5rem;
}

.seminar-name {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--color-text);
}

.seminar-desc {
    font-size: 0.85rem;
    color: var(--color-text-light);
    line-height: 1.6;
}

.seminar-btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--color-primary);
    color: #fff;
    font-size: 0.85rem;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
}

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

.seminar-note {
    margin-top: var(--space-lg);
    font-size: 0.8rem;
    color: var(--color-text-muted);
}

/* ========================================
   レスポンシブ
======================================== */
@media (max-width: 768px) {
    :root {
        --header-height: 56px;
        --space-xl: 3rem;
        --space-xxl: 5rem;
    }

    .hero-catchcopy {
        font-size: 1.8rem;
        letter-spacing: 0.1em;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-title-large {
        font-size: 1.8rem;
        line-height: 2;
    }

    /* ファーストビューモバイル：縦積み */
    .hero-with-cards {
        grid-template-columns: 1fr;
    }

    .hero-side {
        height: 60vh;
        min-height: 400px;
    }

    .cards-side {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(2, 1fr);
    }

    .main-card-small {
        width: auto;
        aspect-ratio: 1 / 1;
    }

    .main-card-title {
        font-size: 1.2rem;
    }

    /* コラムモバイル */
    .section-column {
        padding: 4rem var(--space-lg);
    }

    .column-layout {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .column-sidebar {
        position: static;
        display: flex;
        align-items: baseline;
        gap: var(--space-md);
        flex-wrap: wrap;
    }

    .column-title {
        font-size: 1.5rem;
        margin-bottom: 0;
    }

    .column-label {
        margin-bottom: 0;
    }

    .column-cards {
        grid-template-columns: repeat(2, 1fr);
    }

    .column-card-image {
        aspect-ratio: 1 / 1;
    }

    /* Aboutモバイル */
    .about-layout {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .about-sidebar {
        position: static;
        display: flex;
        align-items: baseline;
        gap: var(--space-md);
    }

    .about-title {
        font-size: 1.5rem;
        margin-bottom: 0;
    }

    .about-label {
        margin-bottom: 0;
    }

    .about-text {
        font-size: 1rem;
        line-height: 2.2;
    }

    /* お客様の声モバイル */
    .voice-layout {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .voice-sidebar {
        position: static;
        display: flex;
        align-items: baseline;
        gap: var(--space-md);
    }

    .voice-cards {
        grid-template-columns: 1fr;
    }

    /* セミナーモバイル */
    .seminar-layout {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .seminar-sidebar {
        position: static;
        display: flex;
        align-items: baseline;
        gap: var(--space-md);
    }

    .seminar-item {
        grid-template-columns: 1fr;
        gap: var(--space-md);
    }

    .seminar-date {
        display: flex;
        align-items: baseline;
        gap: var(--space-sm);
        text-align: left;
    }

    .seminar-btn {
        justify-self: start;
    }

    .fullscreen-nav-list a {
        font-size: 1.2rem;
    }

    .concept-text {
        font-size: 1.1rem;
    }

    .theme-visual-grid {
        grid-template-columns: 1fr;
    }

    .theme-visual-card {
        aspect-ratio: 16 / 9;
    }

    .article-item-link {
        grid-template-columns: 1fr;
        gap: var(--space-sm);
    }

    .article-item-theme {
        justify-self: start;
    }

    .article-title {
        font-size: 1.6rem;
    }

    .page-title {
        font-size: 1.5rem;
    }

    .article-grid {
        grid-template-columns: 1fr;
    }

    .theme-grid,
    .theme-list {
        grid-template-columns: 1fr;
    }

    .footer-nav ul {
        flex-direction: column;
        gap: var(--space-md);
    }

    .subscribe-form {
        flex-direction: column;
    }

    .profile-layout {
        grid-template-columns: 1fr;
        gap: var(--space-lg);
    }

    .profile-text-side {
        order: 2;
    }

    .profile-image-side {
        order: 1;
        position: static;
    }

    .profile-sidebar {
        display: flex;
        align-items: baseline;
        gap: var(--space-md);
        margin-bottom: var(--space-lg);
    }

    .profile-services {
        flex-direction: column;
        gap: var(--space-sm);
    }

    .profile-service {
        flex-direction: column;
        gap: 0.25rem;
    }

    .profile-service a {
        flex-direction: column;
        gap: 0.25rem;
    }
}

/* ========================================
   プロフィールセクション（関ヶ原スタイル）
======================================== */
.section-profile {
    padding: var(--space-xxl) var(--space-lg);
    background: var(--color-bg-light);
}

.profile-layout {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: var(--space-xl);
    max-width: var(--max-width);
    margin: 0 auto;
    align-items: start;
}

.profile-text-side {
    max-width: 600px;
}

.profile-sidebar {
    margin-bottom: var(--space-xl);
}

.profile-label {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: 0.5rem;
}

.profile-title {
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.profile-image-side {
    position: sticky;
    top: calc(var(--header-height) + var(--space-lg));
}

.profile-image {
    overflow: hidden;
    border-radius: var(--radius);
}

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

.profile-intro {
    margin-bottom: var(--space-lg);
}

.profile-name {
    font-family: var(--font-serif);
    font-size: 1.8rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
}

.profile-company {
    font-size: 0.9rem;
    color: var(--color-text-light);
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.profile-tagline {
    font-size: 0.95rem;
    color: var(--color-text-light);
    letter-spacing: 0.05em;
}

.profile-description {
    margin-bottom: var(--space-xl);
}

.profile-description p {
    font-size: 0.95rem;
    line-height: 2;
    color: var(--color-text);
}

.profile-services {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-xl);
    padding: var(--space-lg) 0;
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.profile-service {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
}

.profile-service a {
    display: flex;
    align-items: baseline;
    gap: var(--space-md);
    transition: opacity 0.3s ease;
}

.profile-service a:hover {
    opacity: 0.7;
}

.service-label {
    font-family: var(--font-serif);
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--color-text);
    min-width: 140px;
    font-weight: 500;
}

.service-text {
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.profile-location {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-size: 0.85rem;
    color: var(--color-text-muted);
}

.location-icon {
    font-size: 0.8rem;
}

/* SP用改行 */
.sp-only {
    display: none;
}

@media (max-width: 768px) {
    .sp-only {
        display: inline;
    }
}