/* ========================================
   基本設定
======================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Helvetica Neue', Arial, 'Hiragino Kaku Gothic ProN', 'Hiragino Sans', Meiryo, sans-serif;
    color: #1a1a1a;
    line-height: 1.7;
    overflow-x: hidden;
    background: #fff;
}

/* ========================================
   共通要素
======================================== */
.container {
    max-width: 1200px;
    margin: 0 auto;
}

section {
    padding: 4rem 3rem;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 3rem;
    font-weight: 200;
    color: #000;
    letter-spacing: 0.1em;
}

/* レスポンシブ: 共通要素 */
@media (max-width: 1024px) {
    section {
        padding: 5rem 2rem;
    }
}

@media (max-width: 768px) {
    section {
        padding: 3.5rem 1.5rem;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 3rem;
    }
}

@media (max-width: 480px) {
    section {
        padding: 3rem 1rem;
    }

    .section-title {
        font-size: 1.8rem;
        margin-bottom: 2.5rem;
    }
}

/* ========================================
   ナビゲーション
======================================== */
nav {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    padding: 1rem 3rem;
    z-index: 1000;
    display: flex;
    justify-content: space-between;
    align-items: center;
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

nav .logo img {
    width: 60px;
    height: auto;
}

nav ul {
    list-style: none;
    display: flex;
    gap: 2.5rem;
}

nav a {
    color: #1a1a1a;
    text-decoration: none;
    transition: opacity 0.3s;
    font-weight: 400;
    font-size: 0.9rem;
    letter-spacing: 0.05em;
}

nav a:hover {
    opacity: 0.6;
}

/* ハンバーガーメニュー */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 28px;
    height: 2px;
    background: #1a1a1a;
    transition: all 0.3s ease;
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

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

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* モバイルメニュー */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: white;
    box-shadow: -2px 0 10px rgba(0,0,0,0.1);
    transition: right 0.3s ease;
    z-index: 999;
    padding: 80px 30px 30px;
}

.mobile-menu.active {
    right: 0;
}

.mobile-menu ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.mobile-menu a {
    color: #1a1a1a;
    text-decoration: none;
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 0.05em;
    display: block;
    padding: 0.5rem 0;
}

/* オーバーレイ */
.overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    z-index: 998;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.overlay.active {
    display: block;
    opacity: 1;
}

/* レスポンシブ: ナビゲーション */
@media (max-width: 1024px) {
    nav {
        padding: 1rem 2rem;
    }

    nav ul {
        gap: 2rem;
        font-size: 0.85rem;
    }
}

@media (max-width: 768px) {
    nav {
        padding: 1rem 1.5rem;
    }

    nav ul {
        display: none;
    }

    .hamburger {
        display: flex;
    }
}

@media (max-width: 480px) {
    nav {
        padding: 0.8rem 1rem;
    }

    nav .logo img {
        width: 50px;
    }

    .mobile-menu {
        width: 85%;
        padding: 70px 20px 20px;
    }

    .mobile-menu a {
        font-size: 1rem;
    }
}

/* ========================================
   ボタン
======================================== */
.btn {
    display: inline-block;
    padding: 1.2rem 3rem;
    background: transparent;
    color: white;
    text-decoration: none;
    font-weight: 400;
    transition: all 0.3s;
    border: 1px solid white;
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.btn:hover {
    background: white;
    color: #000;
}

.btn-light {
    background: white;
    color: #000;
    border: 1px solid white;
}

.btn-light:hover {
    background: transparent;
    color: white;
}

.btn-tea {
    display: inline-block;
    background: transparent;
    color: white;
    padding: 0.9rem 2.2rem;
    font-size: 0.85rem;
    font-weight: 400;
    text-decoration: none;
    border: 1px solid white;
    transition: all 0.3s;
    letter-spacing: 0.1em;
}

.btn-tea:hover {
    background: white;
    color: #2d5016;
}

/* レスポンシブ: ボタン */
@media (max-width: 480px) {
    .btn {
        padding: 1rem 2rem;
        font-size: 0.9rem;
    }

    .btn-tea {
        padding: 0.8rem 2rem;
        font-size: 0.85rem;
    }
}

/* ========================================
   ヒーローセクション
======================================== */
.hero {
    height: 100vh;
    display: flex;
    background-image: url(../images/hero.webp);
    background-size: cover;
    background-position: center;
    color: white;
    position: relative;
    padding-left: 3rem;
    flex-direction: column;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.4) 0%, rgba(0,0,0,0.7) 100%);
    z-index: 1;
}

.hero-content {
    text-align: left;
    z-index: 2;
    position: relative;
    max-width: 800px;
    padding: 0 2rem;
    margin-top: 110px;
}

.hero-content h1 {
    font-size: 5rem;
    margin-bottom: 2rem;
    font-weight: 200;
    line-height: 1.1;
    letter-spacing: 0.1em;
}

.hero-content .subtitle {
    font-size: 1.3rem;
    margin-bottom: 3rem;
    font-weight: 300;
    opacity: 0.9;
    letter-spacing: 0.05em;
}

.hero-bottom {
    display: flex;
    align-items: flex-end;
    gap: 4rem;
    margin-top: 1rem;
}

.hero-text-btn {
    flex: 0 0 auto;
}

.hero-logo {
    flex-shrink: 0;
    margin-bottom: 0.5rem;
}

.hero-logo img {
    width: 300px;
    height: auto;
    opacity: 0.9;
}

/* レスポンシブ: ヒーロー */
@media (max-width: 1024px) {
    .hero {
        padding-left: 4rem;
    }

    .hero-content h1 {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .hero {
        padding-left: 2rem;
        justify-content: center;
    }

    .hero-content {
        text-align: center;
        max-width: 100%;
        margin-top: 0;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content .subtitle {
        font-size: 1.1rem;
    }

    .hero-bottom {
        flex-direction: column;
        gap: 2rem;
        align-items: center;
    }

    .hero-logo {
        margin-bottom: 0;
    }

    .hero-logo img {
        width: 150px;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 0 1rem;
        min-height: 100vh;
    }

    .hero-content {
        padding: 0 1rem;
    }

    .hero-content h1 {
        font-size: 2rem;
        margin-bottom: 1.5rem;
    }

    .hero-content .subtitle {
        font-size: 1rem;
        margin-bottom: 2rem;
    }

    .hero-logo img {
        width: 120px;
    }
}

/* ========================================
   統計セクション
======================================== */
.stats {
    padding: 0;
    background: transparent;
    position: absolute;
    right: 3rem;
    top: 55%;
    transform: translateY(-50%);
    z-index: 3;
}

.stats-grid {
    display: flex;
    flex-direction: column;
    gap: 0;
    background: rgba(255,255,255,0.05);
    backdrop-filter: blur(10px);
}

.stat-item {
    padding: 2rem;
    text-align: center;
}

.stat-number {
    font-size: 4rem;
    font-weight: 200;
    color: white;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.9rem;
    color: rgba(255,255,255,0.7);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* 統計セクション（インライン） */
.stats-inline {
    display: flex;
    gap: 2rem;
    margin: 3rem 0 0 2rem;
    z-index: 2;
    position: relative;
    background: rgba(255,255,255,0.05);
    width: 730px;
}

.stat-item-inline {
    text-align: left;
    padding: 1rem 3rem;
}

.stat-item-inline .stat-number {
    font-size: 3rem;
    font-weight: 200;
    color: white;
    margin-bottom: 0.3rem;
}

.stat-item-inline .stat-label {
    font-size: 0.75rem;
    color: rgba(255,255,255,0.7);
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

/* レスポンシブ: 統計 */
@media (max-width: 1024px) {
    .stats {
        position: static;
        transform: none;
        background: white;
        margin-top: -1px;
    }

    .stats-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        background: white;
        border-top: 1px solid #e0e0e0;
        border-bottom: 1px solid #e0e0e0;
    }

    .stat-item {
        border-right: 1px solid #e0e0e0;
        border-bottom: none;
    }

    .stat-item:last-child {
        border-right: none;
    }

    .stat-number {
        color: #000;
    }

    .stat-label {
        color: #666;
    }

    .stats-inline {
        gap: 3rem;
        margin-top: 2.5rem;
    }

    .stat-item-inline .stat-number {
        font-size: 2.5rem;
    }

    .stat-item-inline .stat-label {
        font-size: 0.7rem;
    }
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: 1fr;
    }

    .stat-item {
        border-right: none;
        border-bottom: 1px solid #e0e0e0;
    }

    .stat-item:last-child {
        border-bottom: none;
    }

    .stats-inline {
        display: none;
    }

    .stat-item-inline {
        text-align: center;
    }

    .stat-item-inline .stat-number {
        font-size: 3rem;
    }

    .stat-item-inline .stat-label {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .stat-item {
        padding: 2rem 1rem;
    }

    .stat-number {
        font-size: 3rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }

    .stats-inline {
        gap: 1.5rem;
    }

    .stat-item-inline .stat-number {
        font-size: 2.5rem;
    }

    .stat-item-inline .stat-label {
        font-size: 0.75rem;
    }
}

/* ========================================
   サービスセクション
======================================== */
.services {
    background: #fafafa;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0;
}

.service-card {
    background: white;
    padding: 3.5rem 2.5rem;
    text-align: left;
    transition: all 0.4s;
    border: 1px solid #e0e0e0;
    margin: -1px 0 0 -1px;
}

.service-number {
    font-size: 0.85rem;
    color: #999;
    margin-bottom: 1.5rem;
    letter-spacing: 0.2em;
}

.service-card h3 {
    margin-bottom: 1rem;
    font-size: 1.4rem;
    color: #000;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.service-card p {
    color: #666;
    line-height: 1.8;
    font-size: 0.9rem;
}

.service-card-more {
    background: linear-gradient(135deg, #f5f5f5 0%, #e8e8e8 100%);
    text-decoration: none;
    display: block;
}

.service-card-more h3 {
    font-size: 1.6rem;
}

.service-card-more:hover {
    background: linear-gradient(135deg, #000 0%, #1a1a1a 100%);
}

.service-card-more:hover h3,
.service-card-more:hover p,
.service-card-more:hover .service-number {
    color: white;
}

/* レスポンシブ: サービス */
@media (max-width: 480px) {
    .service-grid {
        grid-template-columns: 1fr;
    }

    .service-card {
        padding: 2.5rem 1.5rem;
    }

    .service-card h3 {
        font-size: 1.3rem;
    }

    .service-card-more h3 {
        font-size: 1.4rem;
    }
}

/* ========================================
   お茶の消臭剤セクション
======================================== */
.tea-section {
    background: #fafafa;
    padding: 0;
}

.tea-hero {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 60vh;
    align-items: center;
}

.tea-visual {
    background: linear-gradient(135deg, #a8ff6f 0%, #3d6b1f 100%);
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 5rem;
    position: relative;
}

.tea-visual::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(136,176,75,0.3) 0%, transparent 70%);
}

.tea-hero-text {
    position: absolute;
    top: 50%;
    left: 3rem;
    transform: translateY(-50%);
    z-index: 10;
    text-align: left;
    color: white;
    max-width: 500px;
}

.tea-label {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    font-weight: 600;
}

.tea-hero-text h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 300;
    letter-spacing: 0.05em;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.tea-hero-text .lead {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    font-weight: 500;
    line-height: 1.6;
    opacity: 0.95;
}

.tea-hero-text .sublead {
    font-size: 1rem;
    font-weight: 300;
    opacity: 0.9;
    line-height: 1.6;
    margin-bottom: 2rem;
}

.tea-visual .emoji {
    font-size: 15rem;
    position: relative;
    z-index: 2;
    animation: float 3s ease-in-out infinite;
    opacity: 0.15;
}

.tea-image {
    width: 60px;
    height: 100px;
    object-fit: contain;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-20px); }
}

.tea-intro {
    padding: 50px 5rem;
    background: #dfffca;
}

.tea-features {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.feature-compact {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    padding: 0.8rem;
    background: #dfffca;
    margin: -1px 0 0 0;
    transition: all 0.4s;
}

.feature-icon-compact {
    font-size: 2.5rem;
    flex-shrink: 0;
}

.feature-text-compact h3 {
    color: #2d5016;
    font-size: 1.05rem;
    margin-bottom: 0.8rem;
    font-weight: 500;
}

.feature-text-compact p {
    color: #666;
    line-height: 1.8;
    font-size: 0.88rem;
}

.usage-simple {
    margin-top: 2.5rem;
    padding: 1.5rem;
    background: #fafafa;
    border: 1px solid #e0e0e0;
}

.usage-simple h4 {
    color: #2d5016;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1rem;
    letter-spacing: 0.05em;
}

.usage-grid-compact {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.8rem 1.5rem;
}

.usage-item-compact {
    color: #666;
    font-size: 0.82rem;
    text-align: left;
    position: relative;
    padding-left: 1.3rem;
}

.usage-item-compact::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #2d5016;
    font-weight: bold;
    font-size: 0.9rem;
}

.tea-price-box {
    padding: 2.5rem 0;
    width: 100%;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: block;
    color: white;
    margin-top: 2rem;
}

.price-label {
    color: white;
    font-size: 0.95rem;
    letter-spacing: 0.05em;
    margin-bottom: 0.8rem;
    font-weight: 400;
}

.price-amount {
    font-size: 2.8rem;
    font-weight: 200;
    color: white;
    letter-spacing: 0.05em;
}

.price-tax {
    font-size: 0.95rem;
    color: white;
    margin-left: 0.5rem;
    font-weight: 300;
}

.price-note {
    color: rgba(255,255,255,0.8);
    font-size: 0.82rem;
    margin-top: 0.8rem;
    margin-bottom: 1.5rem;
}

/* レスポンシブ: お茶セクション */
@media (max-width: 1024px) {
    .tea-hero {
        grid-template-columns: 1fr;
    }

    .tea-visual {
        min-height: 50vh;
    }

    .tea-intro {
        padding: 4rem 2rem;
    }
}

@media (max-width: 768px) {
    .tea-hero-text {
        left: 2rem;
        max-width: 90%;
    }

    .tea-hero-text h2 {
        font-size: 2rem;
    }

    .tea-hero-text .lead {
        font-size: 1.1rem;
    }

    .tea-hero-text .sublead {
        font-size: 0.95rem;
    }

    .tea-visual {
        padding: 4rem 2rem;
        min-height: 75vh;
    }

    .tea-visual .emoji {
        font-size: 10rem;
    }

.tea-image {
    width: 60px;
    height: 60px;
}

    .feature-compact {
        flex-direction: column;
        text-align: center;
        padding: 1.5rem;
        gap: 0;
    }

    .feature-icon-compact {
        margin: 0 auto;
    }

    .usage-grid-compact {
        grid-template-columns: 1fr;
    }

    .price-amount {
        font-size: 2.5rem;
    }
}

@media (max-width: 480px) {
    .tea-hero-text {
        left: 1rem;
        right: 1rem;
        max-width: calc(100% - 2rem);
    }

    .tea-hero-text h2 {
        font-size: 1.6rem;
        margin-bottom: 1rem;
    }

    .tea-hero-text .lead {
        font-size: 1rem;
    }

    .tea-hero-text .sublead {
        font-size: 0.9rem;
    }

    .tea-label {
        font-size: 0.75rem;
        margin-bottom: 1.5rem;
    }

    .tea-visual {
        padding: 3rem 1rem;
        min-height: 65vh;
    }

    .tea-visual .emoji {
        font-size: 8rem;
    }

    .tea-intro {
        padding: 3rem 1.5rem;
    }

    .tea-price-box {
        padding: 0;
    }

    .feature-icon-compact {
        font-size: 2rem;
    }

    .feature-text-compact h3 {
        font-size: 1rem;
    }

    .feature-text-compact p {
        font-size: 0.85rem;
    }

    .usage-simple {
        padding: 1.2rem;
        margin-top: 2rem;
    }

    .usage-simple h4 {
        font-size: 0.85rem;
    }

    .usage-item-compact {
        font-size: 0.8rem;
    }

    .price-amount {
        font-size: 2.2rem;
    }

    .price-label {
        font-size: 0.9rem;
    }

    .price-note {
        font-size: 0.8rem;
    }
}

/* ========================================
   料金セクション
======================================== */
.pricing {
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.pricing-card {
    background: #fafafa;
    padding: 2.5rem;
    text-align: left;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.pricing-card:hover {
    border-color: #000;
    background: white;
}

.pricing-card h3 {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: #000;
    font-weight: 400;
    letter-spacing: 0.05em;
}

.pricing-amount {
    font-size: 2.8rem;
    font-weight: 200;
    color: #000;
    margin-bottom: 0.5rem;
}

.pricing-amount span {
    font-size: 1.1rem;
    color: #999;
    font-weight: 300;
}

.pricing-note {
    color: #666;
    font-size: 0.88rem;
    margin-bottom: 2.5rem;
    padding-bottom: 2rem;
    border-bottom: 1px solid #e0e0e0;
}

.pricing-features {
    list-style: none;
}

.pricing-features li {
    padding: 0.8rem 0;
    color: #555;
    font-size: 0.9rem;
}

.pricing-features li::before {
    content: '—';
    color: #000;
    margin-right: 1rem;
}

/* レスポンシブ: 料金 */
@media (max-width: 480px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .pricing-card {
        padding: 2rem 1.5rem;
    }

    .pricing-card h3 {
        font-size: 1.2rem;
        margin-bottom: 1.5rem;
    }

    .pricing-amount {
        font-size: 2.5rem;
    }

    .pricing-amount span {
        font-size: 1rem;
    }

    .pricing-features li {
        font-size: 0.9rem;
        padding: 0.6rem 0;
    }
}

/* ========================================
   お客様の声
======================================== */
.testimonials {
    background: #fafafa;
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2.5rem;
}

.testimonial-card {
    background: white;
    padding: 2.5rem;
    border-left: 2px solid #000;
}

.testimonial-text {
    margin-bottom: 2rem;
    line-height: 1.9;
    color: #555;
    font-size: 0.9rem;
}

.testimonial-author {
    text-align: left;
    color: #000;
    font-weight: 400;
    font-size: 0.88rem;
    letter-spacing: 0.05em;
}

/* レスポンシブ: お客様の声 */
@media (max-width: 480px) {
    .testimonial-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .testimonial-card {
        padding: 2rem 1.5rem;
    }

    .testimonial-text {
        font-size: 0.9rem;
    }
}

/* ========================================
   CTAセクション
======================================== */
.cta {
    background: #000;
    color: white;
    text-align: center;
    padding: 7rem 2rem;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 2rem;
    font-weight: 200;
    letter-spacing: 0.1em;
}

.cta p {
    margin-bottom: 3rem;
    font-size: 1.05rem;
    line-height: 1.8;
}

/* レスポンシブ: CTA */
@media (max-width: 768px) {
    .cta {
        padding: 6rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .cta {
        padding: 4rem 1rem;
    }

    .cta h2 {
        font-size: 1.8rem;
        margin-bottom: 1.5rem;
    }

    .cta p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
}

/* ========================================
   実績ページ
======================================== */
.page-hero {
    padding: 10rem 3rem 5rem;
    background: #000;
    color: white;
    text-align: center;
}

.page-hero h1 {
    font-size: 3.5rem;
    font-weight: 200;
    letter-spacing: 0.15em;
    margin-bottom: 1.5rem;
}

.page-hero p {
    font-size: 1.05rem;
    opacity: 0.7;
    letter-spacing: 0.1em;
}

.category-nav {
    position: sticky;
    top: 80px;
    background: rgba(255,255,255,0.98);
    backdrop-filter: blur(10px);
    z-index: 999;
    border-bottom: 1px solid #e0e0e0;
    padding: 2rem 3rem;
}

.category-links {
    display: flex;
    gap: 2.5rem;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 1200px;
    margin: 0 auto;
}

.category-links a {
    color: #666;
    text-decoration: none;
    font-size: 0.88rem;
    letter-spacing: 0.05em;
    transition: color 0.3s;
    padding: 0.5rem 0;
    border-bottom: 2px solid transparent;
}

.category-links a:hover {
    color: #000;
    border-bottom-color: #000;
}

.category-section {
    padding: 5rem 3rem;
    background: #fafafa;
}

.category-section:nth-child(even) {
    background: #fff;
}

.category-title {
    font-size: 2.2rem;
    margin-bottom: 3.5rem;
    font-weight: 200;
    color: #000;
    letter-spacing: 0.1em;
    text-align: center;
    position: relative;
    padding-bottom: 1.5rem;
}

.category-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 1px;
    background: #000;
}

.case-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.case-card {
    background: white;
    overflow: hidden;
    border: 1px solid #e0e0e0;
    transition: all 0.3s ease;
    border-radius: 4px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0,0,0,0.1);
}

.comparison-slider {
    position: relative;
    width: 100%;
    height: 350px;
    overflow: hidden;
    cursor: ew-resize;
}

.before-img, .after-img {
    position: absolute;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
}

.before-img {
    background-color: #444;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 300;
    font-size: 1.4rem;
    letter-spacing: 0.2em;
}

.after-img {
    background-color: #f5f5f5;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-weight: 300;
    font-size: 1.4rem;
    letter-spacing: 0.2em;
    clip-path: inset(0 0 0 50%);
}

.slider-handle {
    position: absolute;
    top: 0;
    left: 50%;
    width: 2px;
    height: 100%;
    background: white;
    transform: translateX(-50%);
    z-index: 10;
}

.slider-handle::before {
    content: '⟷';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-size: 1.2rem;
}

.case-info {
    padding: 2.5rem;
}

.case-category {
    color: #999;
    font-size: 0.82rem;
    margin-bottom: 1rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.case-category .tea-badge {
    display: inline-block;
    background: linear-gradient(135deg, #2d5016 0%, #3d6b1f 100%);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.72rem;
    margin-left: 0.5rem;
    font-weight: 500;
}

.case-info h3 {
    margin-bottom: 1rem;
    color: #000;
    font-weight: 400;
    font-size: 1.3rem;
    letter-spacing: 0.05em;
}

.case-meta {
    color: #999;
    font-size: 0.82rem;
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}

.case-info p {
    color: #666;
    line-height: 1.8;
    font-size: 0.9rem;
}

.other-services {
    padding: 7rem 3rem;
    background: #f5f5f5;
}

.other-services-content {
    max-width: 1000px;
    margin: 0 auto;
}

.other-services h2 {
    font-size: 2.2rem;
    margin-bottom: 3rem;
    font-weight: 200;
    color: #000;
    letter-spacing: 0.1em;
    text-align: center;
}

.service-description {
    background: white;
    padding: 2.5rem;
    margin-bottom: 2rem;
    border-left: 3px solid #000;
}

.service-description h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 400;
    color: #000;
}

.service-description p {
    color: #666;
    line-height: 1.9;
    font-size: 0.95rem;
}

.tea-note {
    background: linear-gradient(135deg, #f0f7f4 0%, #ffffff 100%);
    padding: 2.5rem;
    margin-top: 3rem;
    border-left: 3px solid #88b04b;
}

.tea-note h3 {
    color: #2d5016;
    font-size: 1.4rem;
    margin-bottom: 1rem;
    font-weight: 400;
}

.tea-note p {
    color: #555;
    line-height: 1.9;
}

/* レスポンシブ: 実績ページ */
@media (max-width: 1024px) {
    .category-nav {
        padding: 1.5rem 2rem;
    }

    .category-section {
        padding: 4rem 2rem;
    }

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

@media (max-width: 768px) {
    .page-hero {
        padding: 8rem 2rem 4rem;
    }

    .page-hero h1 {
        font-size: 2.5rem;
    }

    .category-links {
        gap: 1.5rem;
    }

    .category-title {
        font-size: 2rem;
    }

    .case-info {
        padding: 2rem;
    }

    .other-services {
        padding: 4rem 2rem;
    }

    .service-description,
    .tea-note {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .page-hero {
        padding: 6rem 1rem 3rem;
    }

    .page-hero h1 {
        font-size: 2rem;
        margin-bottom: 1rem;
    }

    .page-hero p {
        font-size: 1rem;
    }

    .category-nav {
        padding: 1rem;
        top: 70px;
    }

    .category-links {
        gap: 1rem;
    }

    .category-links a {
        font-size: 0.85rem;
    }

    .category-section {
        padding: 3rem 1rem;
    }

    .category-title {
        font-size: 1.8rem;
        margin-bottom: 3rem;
    }

    .case-grid {
        gap: 1.5rem;
    }

    .comparison-slider {
        height: 250px;
    }

    .before-img,
    .after-img {
        font-size: 1.2rem;
    }

    .slider-handle::before {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }

    .case-info {
        padding: 1.5rem;
    }

    .case-info h3 {
        font-size: 1.2rem;
    }

    .case-info p {
        font-size: 0.9rem;
    }

    .case-category {
        font-size: 0.8rem;
    }

    .case-meta {
        font-size: 0.8rem;
    }

    .other-services {
        padding: 3rem 1rem;
    }

    .other-services h2 {
        font-size: 2rem;
        margin-bottom: 2rem;
    }

    .service-description,
    .tea-note {
        padding: 1.5rem;
    }

    .service-description h3,
    .tea-note h3 {
        font-size: 1.3rem;
    }

    .service-description p,
    .tea-note p {
        font-size: 0.9rem;
    }
}

/* ========================================
   フローティングボタン
======================================== */
.floating-btn {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.floating-contact {
    text-decoration: none;
    padding: 18px 28px;
    border-radius: 50px;
    font-weight: bold;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 15px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.15);
    font-size: 15px;
    white-space: nowrap;
}

.floating-contact--tel {
    background-color: white;
    color: #000;
    border: 3px solid #000;
}

.floating-contact--tel:hover {
    transform: scale(0.95);
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.floating-contact--other {
    background: #000;
    color: white;
    border: 3px solid #000;
}

.floating-contact--other:hover {
    transform: scale(0.95);
    box-shadow: 0 2px 8px rgba(0,0,0,0.3);
}

.floating-contact img,
.floating-contact-bar__button img {
    width: 35px;
    height: 35px;
    object-fit: contain;
}

.floating-contact__text {
    font-size: 14px;
    letter-spacing: 0.05em;
}

.floating-contact__hours {
    font-size: 12px;
    opacity: 0.8;
    margin-left: 4px;
}

.floating-contact-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    justify-content: space-around;
    background-color: #ffffff;
    padding: 12px 0;
    box-shadow: 0 -2px 10px rgba(0,0,0,0.1);
    border-top: 1px solid #e0e0e0;
    z-index: 1000;
}

.floating-contact-bar__button {
    text-decoration: none;
    color: #000;
    text-align: center;
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    font-size: 13px;
    gap: 5px;
    font-weight: 400;
    letter-spacing: 0.05em;
    -webkit-tap-highlight-color: transparent;
    user-select: none;
}

.floating-contact-bar__button i {
    font-size: 24px;
}

.floating-contact-bar__button:active {
    opacity: 0.7;
}

/* レスポンシブ: フローティングボタン */
@media (max-width: 768px) {
    .floating-btn {
        display: none;
    }

    .floating-contact-bar {
        display: flex;
    }
}

@media (max-width: 480px) {
    .floating-contact-bar {
        padding: 10px 0;
    }

    .floating-contact-bar__button {
        font-size: 11px;
    }

    .floating-contact-bar__button i {
        font-size: 20px;
    }

}

/* ========================================
   フッター
======================================== */
footer {
    background: #000;
    color: white;
    padding: 5rem 3rem 2rem;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
    margin-bottom: 4rem;
}

.footer-section h3 {
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    color: #fff;
    font-weight: 400;
    letter-spacing: 0.1em;
}

.footer-section p,
.footer-section a {
    color: rgba(255,255,255,0.6);
    line-height: 2;
    text-decoration: none;
    font-size: 0.88rem;
}

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

.footer-section .logo img {
    width: 100%;
    margin-bottom: 1rem;
}

.footer-map {
    width: 100%;
    height: 350px;
    border: 1px solid rgba(255,255,255,0.1);
}

.footer-map iframe {
    width: 100%;
    height: 100%;
    filter: grayscale(100%);
}

.footer-bottom {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 3rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    text-align: center;
    color: rgba(255,255,255,0.4);
    font-size: 0.82rem;
    letter-spacing: 0.1em;
}

/* レスポンシブ: フッター */
@media (max-width: 1024px) {
    .footer-content {
        grid-template-columns: 1fr 1fr;
        gap: 3rem;
    }

    .footer-map {
        grid-column: 1 / -1;
        height: 300px;
    }
}

@media (max-width: 768px) {
    footer {
        padding: 4rem 1.5rem 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }

    .footer-section .logo img {
        width: 50%;
    }

    .footer-map {
        height: 250px;
    }
}

@media (max-width: 480px) {
    footer {
        padding: 3rem 1rem 1.5rem;
    }

    .footer-content {
        gap: 2rem;
        margin-bottom: 2rem;
    }

    .footer-section h3 {
        font-size: 0.95rem;
        margin-bottom: 1rem;
    }

    .footer-section p,
    .footer-section a {
        font-size: 0.85rem;
    }

    .footer-map {
        height: 200px;
    }

    .footer-bottom {
        padding-top: 2rem;
        font-size: 0.8rem;
    }
}