/* ========================================
   Front Page - トップページ専用スタイル
======================================== */

/* ========================================
   トップページ用変数
======================================== */
:root {
    --color-dark: #1a1a1a;
    --color-dark-gray: #333333;
    --color-gray: #666666;
    --color-light-gray: #999999;
    --color-border: #e5e5e5;
    --color-bg-cream: #f9f8f6;
    --color-corporate: #006400;
    --color-corporate-light: #007a00;
    --color-corporate-dark: #005000;
    --font-en: "Cormorant Garamond", "Times New Roman", serif;
}

/* ========================================
   透明ヘッダー
======================================== */
.site-header-transparent {
    background-color: transparent;
    box-shadow: none;
    transition: background-color 0.4s ease, box-shadow 0.4s ease;
}

.site-header-transparent .site-logo a,
.site-header-transparent .main-nav > ul > li > a {
    color: #fff;
}

.site-header-transparent .menu-toggle span {
    background-color: #fff;
}

.site-header-transparent .header-cta {
    border-color: #fff;
    color: #fff;
}

.site-header-transparent.is-scrolled {
    background-color: rgba(255, 255, 255, 0.98);
    box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
}

.site-header-transparent.is-scrolled .site-logo a,
.site-header-transparent.is-scrolled .main-nav > ul > li > a {
    color: var(--color-dark);
}

.site-header-transparent.is-scrolled .menu-toggle span {
    background-color: var(--color-dark);
}

.site-header-transparent.is-scrolled .header-cta {
    border-color: var(--color-dark);
    color: var(--color-dark);
}

/* ヘッダーCTA */
.header-cta {
    display: inline-block;
    padding: 10px 24px;
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    border: 1px solid;
    transition: all 0.3s ease;
}

.header-cta:hover {
    background-color: var(--color-corporate);
    border-color: var(--color-corporate);
    color: #fff;
}

/* ========================================
   メインビジュアル
======================================== */
.mv {
    position: relative;
    height: 100vh;
    min-height: 600px;
    overflow: hidden;
}

.mv-slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.mv-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease, visibility 1s ease;
}

.mv-slide.is-active {
    opacity: 1;
    visibility: visible;
}

.mv-slide-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1);
    transition: transform 8s ease;
}

.mv-slide.is-active .mv-slide-bg {
    transform: scale(1.05);
}

.mv-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.4) 100%);
    z-index: 1;
}

.mv-slide-content {
    position: absolute;
    bottom: 15%;
    left: 8%;
    z-index: 2;
    color: #fff;
}

.mv-slide-label {
    display: inline-block;
    padding: 6px 16px;
    font-family: var(--font-en);
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.15em;
    background-color: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(4px);
    margin-bottom: 20px;
}

.mv-slide-title {
    font-family: var(--font-heading);
    font-size: 4.2rem;
    font-weight: 400;
    line-height: 1.5;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    color: #fff;
}

.mv-slide-text {
    font-size: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    margin-bottom: 30px;
    opacity: 0.9;
}

.mv-slide-btn {
    display: inline-block;
    padding: 14px 40px;
    font-size: 1.3rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: #fff;
    border: 1px solid rgba(255, 255, 255, 0.6);
    transition: all 0.3s ease;
}

.mv-slide-btn:hover {
    background-color: var(--color-corporate);
    border-color: var(--color-corporate);
    color: #fff;
}

/* MVナビゲーション */
.mv-nav {
    position: absolute;
    bottom: 15%;
    right: 8%;
    display: flex;
    gap: 15px;
    z-index: 10;
}

.mv-nav-item {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.4);
    color: #fff;
    font-family: var(--font-en);
    font-size: 1.3rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.mv-nav-item:hover,
.mv-nav-item.is-active {
    background-color: var(--color-corporate);
    border-color: var(--color-corporate);
    color: #fff;
}

/* スクロール */
.mv-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.mv-scroll span {
    display: block;
    font-family: var(--font-en);
    font-size: 1.1rem;
    letter-spacing: 0.2em;
    color: #fff;
    writing-mode: vertical-rl;
    padding-bottom: 50px;
    position: relative;
}

.mv-scroll span::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 1px;
    height: 40px;
    background-color: #fff;
    animation: scrollLine 1.5s ease infinite;
}

@keyframes scrollLine {
    0% { transform: scaleY(0); transform-origin: top; }
    50% { transform: scaleY(1); transform-origin: top; }
    50.1% { transform: scaleY(1); transform-origin: bottom; }
    100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ========================================
   セクション共通
======================================== */
.section-header {
    margin-bottom: 50px;
}

.section-title-en {
    font-family: var(--font-en);
    font-size: 1.4rem;
    font-weight: 400;
    letter-spacing: 0.2em;
    color: var(--color-light-gray);
    margin-bottom: 10px;
}

.section-title-ja {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    color: var(--color-dark);
    margin: 0;
}

.section-more {
    text-align: center;
    margin-top: 50px;
}

.btn-more {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--color-dark);
    padding: 15px 0;
    border-bottom: 1px solid var(--color-dark);
    transition: all 0.3s ease;
}

.btn-more:hover {
    color: var(--color-corporate);
    border-color: var(--color-corporate);
}

.btn-more svg {
    transition: transform 0.3s ease;
}

.btn-more:hover svg {
    transform: translateX(5px);
}

/* ========================================
   コンセプト
======================================== */
.section-concept {
    padding: 120px 0;
    background-color: var(--color-bg-cream);
}

.concept-inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.concept-lead {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 400;
    line-height: 2;
    letter-spacing: 0.08em;
    color: var(--color-dark);
    margin-bottom: 40px;
}

.concept-desc {
    font-size: 1.5rem;
    line-height: 2.2;
    color: var(--color-gray);
    margin-bottom: 50px;
}

.concept-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-corporate);
    transition: all 0.3s ease;
}

.concept-link:hover {
    color: var(--color-corporate-light);
}

.concept-link svg {
    transition: transform 0.3s ease;
}

.concept-link:hover svg {
    transform: translateX(5px);
}

/* ========================================
   物件一覧
======================================== */
.section-property {
    padding: 100px 0;
}

.property-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.property-card {
    background-color: #fff;
}

.property-card a {
    display: block;
    color: inherit;
}

.property-card-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.property-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.property-card:hover .property-card-image img {
    transform: scale(1.05);
}

.property-card-label {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 6px 14px;
    font-family: var(--font-en);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    background-color: var(--color-corporate);
    color: #fff;
}

.property-card-body {
    padding: 20px 0;
}

.property-card-area {
    font-size: 1.2rem;
    color: var(--color-light-gray);
    margin-bottom: 8px;
}

.property-card-title {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
}

.property-card-price {
    font-size: 1.6rem;
    font-weight: 600;
    color: var(--color-corporate);
    margin-bottom: 12px;
}

.property-card-spec {
    display: flex;
    gap: 15px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.property-card-spec li {
    font-size: 1.3rem;
    color: var(--color-gray);
    margin: 0;
}

.property-card-spec li:not(:last-child)::after {
    content: '|';
    margin-left: 15px;
    color: var(--color-border);
}

/* ========================================
   サービス
======================================== */
.section-service {
    padding: 100px 0;
    background-color: var(--color-bg-cream);
}

.service-list {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.service-card {
    display: block;
    background-color: #fff;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
}

.service-card-image {
    overflow: hidden;
    aspect-ratio: 16 / 10;
}

.service-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.service-card:hover .service-card-image img {
    transform: scale(1.05);
}

.service-card-body {
    padding: 25px;
}

.service-card-title {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.05em;
    margin-bottom: 12px;
    color: var(--color-dark);
}

.service-card-text {
    font-size: 1.3rem;
    line-height: 1.8;
    color: var(--color-gray);
    margin: 0;
}

/* ========================================
   ストーリー
======================================== */
.section-story {
    padding: 0;
}

.story-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 600px;
}

.story-image {
    position: relative;
    overflow: hidden;
}

.story-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.story-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 80px;
    background-color: var(--color-dark);
    color: #fff;
}

.story-content .section-title-en {
    color: rgba(255, 255, 255, 0.5);
}

.story-content .section-title-ja {
    color: #fff;
}

.story-text {
    font-size: 1.5rem;
    line-height: 2.2;
    margin-bottom: 40px;
    opacity: 0.85;
}

.story-link {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 500;
    color: #fff;
    transition: opacity 0.3s ease;
}

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

.story-link svg {
    transition: transform 0.3s ease;
}

.story-link:hover svg {
    transform: translateX(5px);
}

/* ========================================
   事例紹介（WORKS）
======================================== */
.section-works {
    padding: 100px 0;
    background-color: #fff;
}

.works-header {
    text-align: left;
    margin-bottom: 50px;
}

.works-label {
    font-size: 1.2rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    color: var(--color-corporate);
    margin-bottom: 10px;
}

.works-label::before {
    content: '';
    display: inline-block;
    width: 30px;
    height: 2px;
    background: var(--color-corporate);
    margin-right: 15px;
    vertical-align: middle;
}

.works-title {
    font-size: 3.2rem;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
    margin: 0;
}

.works-slider {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
}

.works-slider-inner {
    position: relative;
    overflow: hidden;
}

.works-slide {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.works-slide.is-active {
    display: grid;
}

.works-slide-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.works-slide-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.works-slide:hover .works-slide-image img {
    transform: scale(1.03);
}

.works-slide-content {
    padding: 20px 0;
}

.works-slide-category {
    display: inline-block;
    padding: 6px 16px;
    font-size: 1.2rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    background-color: var(--color-corporate);
    color: #fff;
    margin-bottom: 20px;
}

.works-slide-title {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0.05em;
    color: var(--color-dark);
    margin-bottom: 20px;
}

.works-slide-desc {
    font-size: 1.4rem;
    line-height: 2;
    color: var(--color-gray);
    margin-bottom: 30px;
}

.works-slide-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--color-corporate);
    transition: opacity 0.3s ease;
}

.works-slide-link:hover {
    opacity: 0.7;
}

.works-slider-nav {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    margin-top: 40px;
}

.works-nav-prev,
.works-nav-next {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--color-border);
    color: var(--color-dark);
    cursor: pointer;
    transition: all 0.3s ease;
}

.works-nav-prev:hover,
.works-nav-next:hover {
    background-color: var(--color-corporate);
    border-color: var(--color-corporate);
    color: #fff;
}

.works-nav-dots {
    display: flex;
    gap: 10px;
}

.works-nav-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-border);
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.works-nav-dot.is-active,
.works-nav-dot:hover {
    background-color: var(--color-corporate);
}

@media screen and (max-width: 768px) {
    .works-slide {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .works-slide-title {
        font-size: 1.8rem;
    }

    .works-slider-nav {
        gap: 15px;
    }

    .works-nav-prev,
    .works-nav-next {
        width: 40px;
        height: 40px;
    }
}

/* ========================================
   お知らせ
======================================== */
.section-news {
    padding: 100px 0;
}

.section-news .news-list {
    margin: 0;
}

.news-more {
    margin-top: 15px;
}

.section-news .news-item {
    display: flex;
    align-items: center;
    padding: 25px 0;
    border-bottom: 1px solid var(--color-border);
    transition: opacity 0.3s ease;
}

.section-news .news-item:first-child {
    border-top: 1px solid var(--color-border);
}

.section-news .news-item:hover {
    opacity: 0.6;
}

.news-item-date {
    flex-shrink: 0;
    width: 100px;
    font-family: var(--font-en);
    font-size: 1.3rem;
    color: var(--color-light-gray);
}

.news-item-title {
    flex: 1;
    font-size: 1.5rem;
    color: var(--color-dark);
    margin: 0;
}

.news-empty {
    text-align: center;
    color: var(--color-gray);
    padding: 40px 0;
}

/* ========================================
   CTA
======================================== */
.section-cta {
    padding: 80px 0;
    background-color: var(--color-bg-cream);
}

.cta-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1000px;
    margin: 0 auto;
}

.cta-title {
    font-family: var(--font-heading);
    font-size: 2.4rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    margin-bottom: 15px;
}

.cta-text {
    font-size: 1.4rem;
    color: var(--color-gray);
    margin: 0;
}

.cta-actions {
    display: flex;
    gap: 20px;
}

.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 18px 35px;
    font-size: 1.4rem;
    font-weight: 500;
    border-radius: 0;
    transition: all 0.3s ease;
}

.cta-btn-line {
    background-color: #06c755;
    color: #fff;
}

.cta-btn-line:hover {
    background-color: #05a847;
    color: #fff;
}

.cta-btn-mail {
    background-color: var(--color-corporate);
    color: #fff;
}

.cta-btn-mail:hover {
    background-color: var(--color-corporate-dark);
    color: #fff;
}

/* ========================================
   お問い合わせ
======================================== */
.section-contact {
    padding: 100px 0;
    background-color: #fff;
}

.contact-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-title {
    font-family: var(--font-heading);
    font-size: 2.8rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    margin-bottom: 15px;
}

.contact-text {
    font-size: 1.4rem;
    color: var(--color-gray);
    margin: 0;
}

.contact-actions {
    display: flex;
    align-items: center;
    gap: 50px;
}

.contact-btn {
    display: inline-block;
    padding: 20px 60px;
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    background-color: var(--color-corporate);
    color: #fff;
    transition: all 0.3s ease;
}

.contact-btn:hover {
    background-color: var(--color-corporate-dark);
    color: #fff;
}

.contact-tel {
    text-align: center;
}

.contact-tel-label {
    font-size: 1.2rem;
    color: var(--color-gray);
    margin-bottom: 8px;
}

.contact-tel-number {
    display: block;
    font-family: var(--font-en);
    font-size: 2.8rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--color-corporate);
    margin-bottom: 5px;
}

.contact-tel-time {
    font-size: 1.2rem;
    color: var(--color-light-gray);
    margin: 0;
}

/* ========================================
   フッター（トップページ用）
======================================== */
.footer-main {
    padding: 80px 0 60px;
    background-color: var(--color-dark);
    color: #fff;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1.5fr;
    gap: 60px;
}

.footer-map {
    width: 100%;
    border-radius: 4px;
    overflow: hidden;
}

.footer-map iframe {
    display: block;
    width: 100%;
    height: 200px;
}

.footer-brand .footer-logo {
    margin-bottom: 25px;
}

.footer-brand .footer-logo a {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: #fff;
}

.footer-address {
    font-style: normal;
    font-size: 1.3rem;
    line-height: 2;
    color: rgba(255, 255, 255, 0.7);
}

.footer-address a {
    color: rgba(255, 255, 255, 0.7);
}

.footer-nav-title {
    font-family: var(--font-en);
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 20px;
}

.footer-nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-nav-list li {
    margin-bottom: 12px;
}

.footer-nav-list a {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.85);
    transition: opacity 0.3s ease;
}

.footer-nav-list a:hover {
    opacity: 0.6;
    color: #fff;
}

.footer-social {
    display: flex;
    gap: 15px;
}

.footer-social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #fff;
    transition: all 0.3s ease;
}

.footer-social-link:hover {
    background-color: var(--color-corporate);
    border-color: var(--color-corporate);
    color: #fff;
}

.footer-bottom {
    padding: 25px 0;
    background-color: #111;
}

.footer-bottom-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-links {
    display: flex;
    gap: 30px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-links a {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.5);
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #fff;
}

.footer-bottom .copyright {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.4);
    margin: 0;
}

/* ========================================
   ページトップ
======================================== */
.page-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background-color: var(--color-dark);
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: all 0.3s ease;
    z-index: 900;
}

.page-top.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.page-top:hover {
    background-color: #333;
}

/* ========================================
   レスポンシブ
======================================== */
@media screen and (max-width: 1024px) {
    .property-list {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .story-inner {
        grid-template-columns: 1fr;
    }

    .story-image {
        aspect-ratio: 16 / 9;
    }

    .story-content {
        padding: 60px 40px;
    }

    .cta-inner,
    .contact-inner {
        flex-direction: column;
        text-align: center;
        gap: 30px;
    }

    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 40px;
    }
}

@media screen and (max-width: 768px) {
    .mv-slide-content {
        left: 5%;
        right: 5%;
        bottom: 20%;
    }

    .mv-slide-title {
        font-size: 2.8rem;
    }

    .mv-slide-text {
        font-size: 1.4rem;
    }

    .mv-nav {
        right: 5%;
        bottom: 10%;
    }

    .mv-nav-item {
        width: 40px;
        height: 40px;
    }

    .section-concept {
        padding: 80px 0;
    }

    .concept-lead {
        font-size: 1.8rem;
    }

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

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

    .story-content {
        padding: 50px 20px;
    }

    .cta-actions {
        flex-direction: column;
        width: 100%;
    }

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

    .contact-actions {
        flex-direction: column;
        gap: 30px;
    }

    .contact-btn {
        width: 100%;
        text-align: center;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .footer-bottom-inner {
        flex-direction: column;
        gap: 20px;
    }

    .footer-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: 15px 20px;
    }
}