/* 通常ヘッダー非表示 */
header#masthead ,.main-header  {
    display: none;
}

/* 基本スタイル */
:root {
    --primary-color: #0099cc; /* メインの水色 */
    --primary-light: #b3e0ff; /* 薄い水色 */
    --primary-dark: #006699; /* 濃い水色 */
    --accent-color: #00cc66; /* アクセントの緑色 */
    --accent-hover: #00b359; /* ホバー時の緑色 */
    --text-color: #333333; /* 基本テキスト色 */
    --light-text: #ffffff; /* 明るい背景用テキスト色 */
    --light-bg: #f5f9fc; /* 薄い背景色 */
    --dark-bg: #004466; /* 濃い背景色 */
    --gradient-bg: linear-gradient(135deg, var(--primary-color), var(--primary-dark)); /* グラデーション背景 */
    --box-shadow: 0 4px 15px rgba(0, 153, 204, 0.2); /* 影の設定 */
    --border-radius: 8px; /* 角丸の設定 */
    --main-color: #0099cc;
    --main-color-dark: #007aa3;
    --accent-color: #00cc66;
    --accent-color-dark: #00a352;
    --dark-blue: #003366;
    --highlight-color: #ffcc00;
    --highlight-color-dark: #e6b800;
    --light-blue: #e6f7ff;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --medium-gray: #dddddd;
    --dark-gray: #666666;
    --gradient-blue: linear-gradient(135deg, #0099cc, #66ccff);
    --gradient-accent: linear-gradient(135deg, #00cc66, #66ffaa);
    --gradient-highlight: linear-gradient(135deg, #ffcc00, #ffdd55);
    --shadow-light: 0 4px 10px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 6px 15px rgba(0, 0, 0, 0.2);
    --shadow-dark: 0 8px 20px rgba(0, 0, 0, 0.3);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Noto Sans JP', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #ffffff;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

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

.section-title {
    text-align: center;
    margin-bottom: 40px;
    color: var(--primary-dark);
    position: relative;
    font-size: 28px;
    font-weight: 700;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: var(--primary-color);
    margin: 15px auto 0;
}

.section-subtitle {
    text-align: center;
    margin-bottom: 30px;
    font-size: 18px;
    color: var(--text-color);
}

section {
    padding: 60px 0;
}


.btn-primary {
    display: inline-block;
    background-color: #ffc215;
    color: var(--light-text);
    padding: 15px 30px;
    border-radius: var(--border-radius);
    font-weight: 700;
    font-size: 18px;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: var(--box-shadow);
}

.btn-primary:hover {
    background-color: var(--accent-hover);
    color: var(--light-text);
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0, 204, 102, 0.3);
}


.highlight {
    color: var(--primary-dark);
    font-weight: 700;
}

.disclaimer {
    font-size: 14px;
    color: #666;
    font-style: italic;
    text-align: center;
    margin-top: 30px;
}

/* ヘッダー */
header.hero {
    background: var(--gradient-bg);
    color: var(--light-text);
    padding: 0 0 100px;
    position: relative;
    overflow: hidden;
}

header.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://via.placeholder.com/1920x1080?text=北アルプスの風景');
    background-size: cover;
    background-position: center;
    opacity: 0.15;
    z-index: 0;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    position: relative;
    z-index: 1;
}

.logo img {
    height: 50px;
    box-shadow: none;
    border-radius: 0;
}

.contact-info {
    text-align: right;
}

.phone {
    font-size: 24px;
    font-weight: 700;
}

.hours {
    font-size: 14px;
    opacity: 0.8;
}

/* ヘッダースタイル */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: var(--shadow-light);
    z-index: 1000;
    transition: all 0.3s ease;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 15px 20px;
    max-height: 80px;
}

.logo img {
    height: 40px;
}

.main-nav ul {
    display: flex;
    gap: 30px;
}

.main-nav a {
    font-weight: 500;
    position: relative;
    padding-bottom: 5px;
    transition: color 0.3s ease;
}

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

.main-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--main-color);
    transition: width 0.3s ease;
}

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

.contact-btn a {
    background: var(--gradient-blue);
    color: white;
    padding: 8px 15px;
    border-radius: 30px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-light);
}

.contact-btn a:hover {
    background: var(--main-color-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.menu-toggle {
    display: none;
    font-size: 24px;
    cursor: pointer;
    color: var(--dark-blue);
    z-index: 1001;
}

/* ヘッダー */
.header-suiso {
    height: 55px;
    text-align: left;
    display: flex;
    flex-flow: column;
    justify-content: center;
}
.logo-img {
    width: 1160px;
    text-align: left;
    margin: 0 auto;
}
.logo-img img {
    height: 30px;
    box-shadow: none;
}

/* モバイルメニュー */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--white);
    box-shadow: var(--shadow-medium);
    z-index: 1000;
    transition: right 0.3s ease;
    padding: 80px 20px 20px;
    overflow-y: auto;
}

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

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.mobile-menu a {
    display: block;
    padding: 10px 0;
    font-size: 1.1rem;
    font-weight: 500;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.overlay.active {
    opacity: 1;
    visibility: visible;
}

/* ヒーローセクション */
.hero {
    position: relative;
    padding: 0px 0px 80px 0px;
    background: var(--gradient-blue);
    overflow: hidden;
}

.wave-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('data:image/svg+xml;utf8,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.2" d="M0,192 L48,181.3 C96,171,192,149,288,149.3 C384,149,480,171,576,165.3 C672,160,768,128,864,117.3 C960,107,1056,117,1152,138.7 C1248,160,1344,192,1392,192 L1440,192 L1440,320 L1392,320 C1344,320,1248,320,1152,320 C1056,320,960,320,864,320 C768,320,672,320,576,320 C480,320,384,320,288,320 C192,320,96,320,48,320 L0,320 Z"></path></svg>');
    background-size: cover;
    background-position: center;
    opacity: 0.3;
    animation: wave 15s linear infinite;
}

@keyframes wave {
    0% {
        background-position: 0 0;
    }
    100% {
        background-position: 1440px 0;
    }
}

.hero-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0px 40px 0px 40px;
    position: relative;
    z-index: 2;
}

.hero-text {
    flex: 1;
    max-width: 600px;
    color: white;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2);
    margin-bottom: 30px;
    z-index: 3;
}

.hero-text h1 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.8;
    color: #fff;
}

.hero-text h2 {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 8px;
    margin-top: 40px;
    color: #fff;
}

.cta-button-hero {
    width: fit-content;
    text-align: center;
}

.hero-text p {
    font-size: 1.2rem;
    margin-bottom: 30px;
}

.highlight-box {
    display: inline-block;
    color: #ffc800;
    line-height: 1.4;
    border-radius: 8px;
    font-size: 3.0rem;
    font-weight: 700;
    margin-right: 5px;
    position: relative;
    box-shadow: none;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: none;
    }
    50% {
        transform: scale(1.05);
        box-shadow: none;
    }
    100% {
        transform: scale(1);
        box-shadow: none;
    }
}

.cta-button {
    margin-bottom: 30px;
}

.btn-primary {
    display: inline-block;
    background: #ffc800;
    color: white;
    font-size: 1.2rem;
    font-weight: 700;
    padding: 12px 70px;
    border-radius: 50px;
    box-shadow: 0 4px 15px rgba(204, 180, 0, 0.4);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    text-align: center;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(204, 180, 0, 0.5);
    background: #ffc800;
}

.btn-primary::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
}

.btn-primary:hover::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    100% {
        transform: scale(20, 20);
        opacity: 0;
    }
}

.btn-primary i {
    margin-left: 10px;
    transition: transform 0.3s ease;
}

.btn-primary:hover i {
    transform: translateX(5px);
}

.hero-badges {
    display: flex;
    gap: 10px;
    max-width: 85%;
}

.badge {
    display: flex;
    flex-basis: 33.3%;
    flex-direction: column;
    align-items: center;
    background-image: url(img/suiso/keikan.png);
    background-size: contain;
    background-repeat: no-repeat;
    justify-content: center;
    padding: 0px 20px;
    aspect-ratio: 60 / 53;
}


.badge p {
    font-size: 1rem;
    font-weight: 500;
    text-align: center;
    margin-bottom: 15px;
    line-height: normal;
}

.badge span {
    font-size: 1.2rem;
    color: #eee54a;
    font-weight: 600;
}

.hero-image {
    flex: 1;
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-image img {
    max-width: 103%;
    height: auto;
    position: relative;
    z-index: 2;
    box-shadow: none;
}

@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-15px);
    }
    100% {
        transform: translateY(0px);
    }
}

.hydrogen-bubbles {
    position: absolute;
    width: 100%;
    height: 100%;
    z-index: 1;
}


.wave-bottom {
    position: absolute;
    bottom: -40px;
    left: 0;
    width: 100%;
    line-height: 0;
    z-index: 3;
}

.wave-bottom svg {
    display: block;
    width: 100%;
    height: auto;
}
.hero-big-text {
    font-size: 3.5rem;
    padding-right: 10px;
}

/* 問題提起セクション */
.problems {
    background-color: var(--light-bg);
    padding-top: 20px;
}

.problem-h2 {
    margin-top: -40px;
    z-index: 3;
}

.problem-tt {
    font-size: 24px !important;
    font-weight: 600;
}

.problem-comparison-image img {
    box-shadow: none;
}

.problem-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 25px;
    margin-bottom: 50px;
}

.problem-card {
    background-color: #fff;
    padding: 25px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    flex: 1;
    min-width: 250px;
    max-width: 280px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.problem-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 153, 204, 0.3);
}

.problem-image {
    margin-bottom: 15px;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.problem-image img {
    transition: transform 0.5s ease;
    box-shadow: none;
}

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

.problem-card i {
    font-size: 30px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.problem-card p {
    font-weight: 500;
}

.problem-description {
    display: flex;
    align-items: center;
    gap: 30px;
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.problem-text {
    flex: 1.5;
}

.problem-text p {
    margin-bottom: 15px;
    font-size: 16px;
    text-align: left;
}

.problem-comparison-image {
    flex: 1;
}

/* 解決策セクション */
.solution-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    margin: auto 10px 0px 10px;
}

.solution-card {
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    flex: 1;
    min-width: 250px;
    max-width: 280px;
    text-align: center;
    transition: all 0.3s ease;
    position: relative;
    margin-top: 0px;
}

.solution-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 153, 204, 0.3);
}

.solution-number {
    position: absolute;
    top: -15px;
    left: -15px;
    width: 40px;
    height: 40px;
    background-color: #ffc800;
    color: var(--light-text);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 20px;
    font-weight: 700;
    z-index: 1;
}

.solution-card h3 {
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-size: 20px;
    margin-top: 10px;
}

.solution-card p {
    margin-bottom: 20px;
    font-size: 16px;
}

.solution-image {
    margin-bottom: 15px;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.solution-image img {
    transition: transform 0.5s ease;
}

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

.solution-icon {
    position: absolute;
    bottom: -15px;
    right: -15px;
    width: 50px;
    height: 50px;
    background-color: var(--primary-color);
    color: var(--light-text);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
}

.research-info {
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-top: 50px;
}

.research-info h3 {
    text-align: center;
    margin-bottom: 30px;
    color: var(--primary-dark);
    font-size: 22px;
    margin-top: 20px;
}

.research-visual {
    margin-bottom: 30px;
    text-align: center;
}

.research-cards {
    display: flex;
    flex-flow: column;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
}

.research-card {
    flex: 1;
    min-width: 250px;
    padding: 20px;
    background-color: var(--light-bg);
    border-radius: var(--border-radius);
}

/* 新しく追加したスタイル */
.research-header {
    display: flex;
    align-items: center;
    gap: 20px;
    cursor: pointer;
    width: 100%;
    position: relative;
}

.research-header i {
    font-size: 28px;
    color: var(--primary-color);
}

.toggle-btn {
    margin-left: auto;
    color: var(--primary-color);
    transition: transform 0.3s;
}

.toggle-btn.active i {
    transform: rotate(180deg);
}

.research-content {
    display: none;
    margin-top: 15px;
    padding-top: 15px;
    border-top: 1px solid #eee;
}

.reserch-h4 {
    font-size: 18px;
    color: var(--primary-dark);
    font-weight: 600;
    margin: 0;
}

.research-card p {
    font-size: 15px;
    margin: 0 0 15px 0;
}

a.evidence-url {
    font-size: 14px;
    color: #006699;
    margin-right: 15px;
}

.evi-btn {
    text-align: right;
    width: 100%;
}

/* 口コミセクション */
.testimonial-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 40px;
    margin-bottom: 30px;
}

.testimonial-card {
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    flex: 1;
    min-width: 300px;
    max-width: 500px;
}

.testimonial-header {
    display: flex;
    align-items: center;
    padding: 20px;
    background-color: var(--main-color);
}

.testimonial-image {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 20px;
    border: 3px solid var(--light-text);
}

.testimonial-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    box-shadow: none;
}

.testimonial-person h3 {
    color: var(--white);
    font-size: 18px;
    margin-bottom: 5px;
    margin-top: 0px;
}

.testimonial-content {
    padding: 0px 25px 25px 25px;
}

.testimonial-before, .testimonial-reason, .testimonial-after {
    margin-bottom: 20px;
    position: relative;
}

.testimonial-before h4, .testimonial-reason h4, .testimonial-after h4 {
    display: flex;
    align-items: center;
    color: var(--primary-dark);
    margin-bottom: 10px;
    font-size: 16px;
}

.testimonial-before h4 i, .testimonial-reason h4 i, .testimonial-after h4 i {
    margin-right: 8px;
    color: var(--primary-color);
}

.testimonial-before-image, .testimonial-after-image {
    margin-top: 15px;
    text-align: center;
}

.testimonial-before-image img, .testimonial-after-image img {
    max-width: 250px;
    margin: 0 auto;
    border-radius: var(--border-radius);
}
section.testimonials {
    background-color: aliceblue;
}

/* アルピナの違い */
.chart-container {
    margin: 40px 0;
    position: relative;
}
.strengths-inner {
    max-width: 1160px;
    margin: 0 auto;
}

.comparison-table {
    max-width: 1160px;
    border-collapse: collapse;
    margin: 30px auto;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    overflow: hidden;
}

.comparison-table th, .comparison-table td {
    padding: 15px;
    text-align: center;
    border: 1px solid #ddd;
}

.comparison-table th {
    background-color: #bbb;
    color: white;
    font-weight: bold;
}

.comparison-table tr:hover {
    background-color: #e8f4fc;
}

.alpina-column {
    background-color: #effcff;
}
.alpina-header {
    background-color: var(--primary-color) !important;
}

.alpina-value {
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.1em;
}

.note {
    font-size: 0.9rem;
    color: #666;
    margin-top: 10px;
}

.chart-legend {
    display: flex;
    justify-content: center;
    margin-top: 20px;
    flex-wrap: wrap;
}

.legend-item {
    display: flex;
    align-items: center;
    margin: 0 15px 10px;
}

.legend-color {
    width: 20px;
    height: 20px;
    margin-right: 8px;
    border-radius: 3px;
}

.animation-container {
    position: relative;
    height: 400px;
    margin: 40px 0;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.price-comparison {
    display: flex;
    justify-content: space-around;
    margin: 40px 0;
    flex-wrap: wrap;
}

.price-item {
    text-align: center;
    width: 200px;
    margin: 15px;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    background-color: white;
    transition: transform 0.3s ease;
}

.price-item:hover {
    transform: translateY(-5px);
}

.price-item h3 {
    margin-bottom: 15px;
    color: #333;
}

.price-value {
    font-size: 1.5rem;
    font-weight: bold;
    margin: 10px 0;
}

.alpina-price {
    color: #e74c3c;
    background-color: #fff9f9;
    border: 2px solid #ffcdd2;
}

.method-comparison {
    display: flex;
    justify-content: space-around;
    margin: 40px 0;
    flex-wrap: wrap;
}

.method-item {
    width: 160px;
    text-align: center;
    margin: 15px;
    padding: 15px;
    border-radius: 10px;
    background-color: white;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.method-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background-color: #f2f2f2;
}

.alpina-method {
    background-color: #fff9f9;
    border: 2px solid #ffcdd2;
}

.alpina-icon {
    background-color: #ffebee;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.8s ease forwards;
    opacity: 0;
}

.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
.delay-5 { animation-delay: 1s; }

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .comparison-table th, .comparison-table td {
        padding: 10px 5px;
        font-size: 0.9rem;
    }
    
    .animation-container {
        height: 300px;
    }
}

.strengths-mtm {
    max-width: 1160px;
    margin: 0 auto;
    text-align: center;
    border-radius: var(--border-radius);
}

.strengths-inner h3 {
    text-align: center;
    color: var(--white);
    background-color: var(--main-color);
    font-weight: 400;
    padding: 12px 10px;
    border-radius: var(--border-radius);
}


.suiso-system-in {
    display: flex;
    align-items: center;
    gap: 30px;
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 40px;
}

p.system-blue {
    margin-bottom: 10px;
    color: var(--primary-dark);
    font-size: 20px;
    font-weight: 800;
}

.system-img {
    width: auto;
    flex-basis: 40%;
}

/* CTAセクション */
.cta-section {
    width: 100%;
    text-align: center;
    padding: 20px;
    min-height: 300px;
    background: #009fe8;
    display: flex;
    position: relative;
    overflow: hidden; /* 泡が外にはみ出さないようにする */
}

.cta-area {
    max-width: 750px;
    padding: 20px;
    margin: auto;
    position: relative;
    z-index: 2; /* 泡の上にテキストを表示 */
}

.cta-section h3 {
    font-size: 24px;
    color: #fff;
    margin-bottom: 30px;
    margin-top: 20px;
}
.cta-area img {
    box-shadow: none;
}
.ctas {
    display: flex;
    gap: 15px;
}

@media (max-width: 768px) {
.ctas {
    flex-flow: column;
}
.cta-area {
    max-width: 750px;
    padding: 20px;
}
.cta-section h3 {
    font-size: 20px;
}
}

@media (min-width: 769px) {
    a[href^="tel:"] {
        pointer-events: none;
    }
    .ctas {
        flex-flow: nowrap;
    }
}

/* 泡のアニメーション */
.bubbles-container {
    position: absolute;
    bottom: -50px;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none; /* クリックイベントを通過させる */
}

.bubble {
    position: absolute;
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.4), rgba(255, 255, 255, 0.2));
    border-radius: 50%;
    backdrop-filter: blur(2px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: inset 0 0 10px rgba(255, 255, 255, 0.5);
    bottom: 0;
    animation: float 15s infinite ease-in;
    opacity: 0.7;
}

/* 泡ごとに異なるサイズ、位置、アニメーション時間を設定 */
.bubble-1 {
    left: 10%;
    width: 15px;
    height: 15px;
    animation-duration: 8s;
    animation-delay: 1s;
}

.bubble-2 {
    left: 20%;
    width: 25px;
    height: 25px;
    animation-duration: 12s;
    animation-delay: 0.5s;
}

.bubble-3 {
    left: 35%;
    width: 10px;
    height: 10px;
    animation-duration: 6s;
    animation-delay: 2s;
}

.bubble-4 {
    left: 50%;
    width: 20px;
    height: 20px;
    animation-duration: 10s;
    animation-delay: 0s;
}

.bubble-5 {
    left: 65%;
    width: 18px;
    height: 18px;
    animation-duration: 9s;
    animation-delay: 1.5s;
}

.bubble-6 {
    left: 80%;
    width: 22px;
    height: 22px;
    animation-duration: 11s;
    animation-delay: 3s;
}

.bubble-7 {
    left: 90%;
    width: 16px;
    height: 16px;
    animation-duration: 7s;
    animation-delay: 2.5s;
}

.bubble-8 {
    left: 15%;
    width: 12px;
    height: 12px;
    animation-duration: 8.5s;
    animation-delay: 1.2s;
}

.bubble-9 {
    left: 30%;
    width: 28px;
    height: 28px;
    animation-duration: 13s;
    animation-delay: 0.8s;
}

.bubble-10 {
    left: 45%;
    width: 14px;
    height: 14px;
    animation-duration: 7.5s;
    animation-delay: 3.5s;
}

.bubble-11 {
    left: 55%;
    width: 24px;
    height: 24px;
    animation-duration: 11.5s;
    animation-delay: 2.2s;
}

.bubble-12 {
    left: 70%;
    width: 19px;
    height: 19px;
    animation-duration: 9.5s;
    animation-delay: 1.8s;
}

.bubble-13 {
    left: 85%;
    width: 13px;
    height: 13px;
    animation-duration: 7.2s;
    animation-delay: 0.3s;
}

.bubble-14 {
    left: 25%;
    width: 21px;
    height: 21px;
    animation-duration: 10.8s;
    animation-delay: 2.8s;
}

.bubble-15 {
    left: 75%;
    width: 17px;
    height: 17px;
    animation-duration: 8.8s;
    animation-delay: 1.3s;
}

/* 泡が下から上に浮かび上がるアニメーション */
@keyframes float {
    0% {
        transform: translateY(0) scale(0.8);
        opacity: 0;
    }
    20% {
        opacity: 0.7;
    }
    80% {
        opacity: 0.7;
    }
    100% {
        transform: translateY(-350px) scale(1.2);
        opacity: 0;
    }
}


/* 申し込みの流れセクション */

.flow-steps {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 4%;
    row-gap: 20px;
    margin-bottom: 50px;
}

.flow-step {
    flex: 1;
    width: 48%;
    max-width: 280px;
    background-color: #fff;
    padding: 20px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    position: relative;
}

.flow-step::after {
    content: '→';
    position: absolute;
    right: -20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 30px;
    color: var(--primary-color);
    font-weight: bold;
}

.flow-step:last-child::after {
    display: none;
}

.flow-step-number {
    display: inline-block;
    padding: 5px 15px;
    background-color: var(--primary-color);
    color: var(--light-text);
    border-radius: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.flow-step-image {
    margin-bottom: 20px;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.flow-step h3 {
    color: var(--primary-dark);
    margin-bottom: 10px;
    font-size: 18px;
}

.flow-notes {
    display: flex;
    align-items: center;
    gap: 30px;
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.flow-note-image {
    flex: 1;
}

.flow-note-text {
    flex: 1.5;
}

.flow-note-text h3 {
    color: var(--primary-dark);
    margin-bottom: 15px;
    font-size: 20px;
}

.flow-note-text p {
    margin-bottom: 10px;
    font-size: 16px;
}
section#application {
    padding-bottom: 25px;
}

/* レンタル費セクション */
section#rental {
    background-color: #fff;
}

.tab-container {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto 40px auto;
}

.tabs {
    display: flex;
    margin: 0;
    padding: 0;
    list-style: none;
    border-bottom: 2px solid #3498db;
}

.tab {
    padding: 10px 20px;
    background-color: #e6f7ff;
    cursor: pointer;
    border: 1px solid #b3e0ff;
    border-bottom: none;
    border-radius: 5px 5px 0 0;
    margin-right: 5px;
}

.tab.active {
    background-color: #3498db;
    color: white;
    border-color: #3498db;
}

.tab-content {
    display: none;
    padding: 20px;
    border: 1px solid #ddd;
    border-top: none;
}

.tab-content.active {
    display: block;
}

.area-header {
    background-color: #e6f7ff;
    padding: 10px;
    margin-bottom: 20px;
    border-radius: 5px;
    font-weight: bold;
}

.product-container {
    display: flex;
    margin: 40px 0;
    align-items: center;
}

.product-image {
    flex: 0 0 380px;
    margin-right: 20px;
    position: relative;
}

.product-details {
    flex: 1;
}

.product-details h2 {
    margin: 0px 0px 15px 5px;
    color: var(--primary-dark);
}

.product-details table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 20px;
}

.product-details th, .product-details td {
    padding: 10px;
    border: 1px solid #ddd;
    text-align: left;
}

.product-details th {
    background-color: #f9f9f9;
    width: 30%;
}

.notes {
    font-size: 0.9em;
    color: #3498db;
    margin-bottom: 20px;
}

.rules {
    border: 1px solid #3498db;
    border-radius: 5px;
    padding: 20px;
    margin-bottom: 30px;
}

.rules-title {
    text-align: center;
    color: #3498db;
    border-bottom: 1px solid #3498db;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.rule-item {
    margin-bottom: 15px;
    display: flex;
}

.rule-item::before {
    content: "●";
    color: #3498db;
    margin-right: 10px;
    flex-shrink: 0;
}
.product-details p {
    margin-bottom: 20px;
    line-height: 1.6;
}

.notes {
    font-size: 0.9em;
    color: #ff0000;
}

.red-km {
    color: #ff0000;
    font-size: 12px;
}


/* FAQセクション */
section.faq {
    padding-top: 5px;
}
.faq-visual {
    text-align: center;
    margin-bottom: 40px;
}

.faq-items {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.faq-item {
    background-color: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    background-color: var(--primary-color);
    display: flex;
    align-items: center;
    cursor: pointer;
}

.faq-question i {
    font-size: 24px;
    color: var(--white);
    margin-right: 15px;
}

.faq-question h3 {
    color: var(--white);
    font-size: 18px;
    margin: 0;
}

.faq-answer {
    padding: 20px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 20px;
    display: none; /* 初期状態では非表示 */
}

.faq-answer p {
    flex: 1.5;
    min-width: 300px;
    font-size: 16px;
    line-height: 1.7;
}

.faq-image {
    flex: 1;
    min-width: 200px;
    max-width: 300px;
}

/* ストーリーセクション */
.story-content {
    background-color: #fff;
    padding: 40px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.story-images {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 30px;
}

.story-image {
    flex: 1;
    min-width: 250px;
    max-width: 400px;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.story-image img {
    transition: transform 0.5s ease;
}

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

.story-text p {
    margin-bottom: 15px;
    font-size: 16px;
    line-height: 1.8;
    font-weight: 400;
    font-style: normal;
}

/* キャンペーンセクション */
.campaign-banner {
    text-align: center;
    margin-bottom: 40px;
}

.campaign-banner img {
    width: 100%;
}

.campaign-content {
    display: flex;
    align-items: center;
    gap: 30px;
    background-color: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 40px;
}

.campaign-text {
    flex: 1.5;
}

.campaign-text h3 {
    color: var(--primary-dark);
    font-size: 24px;
    margin-bottom: 20px;
}

.campaign-text p {
    margin-bottom: 15px;
    font-size: 16px;
}

.campaign-limit {
    font-weight: 700;
    color: #e74c3c;
}

.campaign-image {
    flex: 1;
}

.campaign-cta {
    text-align: center;
}

/* 注意事項 */
.attention-bold {
    font-weight: 600;
    margin-top: 20px;
}
.attention-inner {
    max-width: 1160px;
    margin: 0 auto;
}
.attention-inner p {
    margin-bottom: 0px;
}

/* フッター */
.site-bottom {
    display: none;
}
footer {
    background-color: var(--dark-bg);
    color: var(--light-text);
    padding: 40px 0 5px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

.footer-logo {
    flex: 1;
    min-width: 200px;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 50px;
    box-shadow: none;
    border-radius: 0;
}

.footer-links {
    flex: 1;
    min-width: 200px;
    margin-bottom: 20px;
}

.footer-links ul {
    list-style: none;
    display: flex;
    gap: 30px;
    justify-content: center;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: var(--light-text);
    opacity: 0.8;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-contact {
    flex: 1;
    min-width: 200px;
    margin-bottom: 20px;
}

.footer-phone {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 5px;
}

.footer-hours {
    opacity: 0.8;
    margin-bottom: 15px;
}

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

.footer-social a {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--light-text);
    border-radius: 50%;
    font-size: 20px;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    text-align: center;
    padding-top: 10px;
}

.footer-bottom p {
    opacity: 0.7;
    font-size: 9px;
}
footer#colophon {
    display: none;
}

/*--------------------------------------------------
固定メニュー
-----------------------------------------------------*/
.p-fixMenu {
    display: block;
    width: calc((100vw - 600px) / 2 * 0.9);
    position: fixed;
    bottom: -400px;
    right: 0%;
    z-index: 100;
    -webkit-transition: 0.5s;
    transition: 0.5s;
  }
  @media screen and (max-width: 600px) {
    .p-fixMenu {
      width: 100%;
      bottom: -200px;
      left: 0;
    }
  }
  .p-fixMenu.js-isActive {
    bottom: 70%;
  }
  @media screen and (max-width: 600px) {
    .p-fixMenu.js-isActive {
      bottom: 0;
    }
  }
  @media screen and (max-width: 600px) {
    .p-fixMenu__wrap--SP {
      background-color: #3d88bb;
      display: -webkit-box;
      display: -ms-flexbox;
      display: flex;
      -webkit-box-pack: justify;
          -ms-flex-pack: justify;
              justify-content: space-between;
      -webkit-box-align: center;
          -ms-flex-align: center;
              align-items: center;
      -webkit-box-orient: horizontal;
      -webkit-box-direction: normal;
          -ms-flex-direction: row;
              flex-direction: row;
      gap: 5px;
      padding: 10px 5px;
    }
  }
  @media screen and (min-width: 601px) {
    .p-fixMenu__ctaTelBtn {
      padding-top: 3%;
    }
    .p-fixMenu__wrap--SP {
        display: none;
    }
  }

  @media screen and (min-width: 1790px) {
    .wave-bottom {
        bottom: -100px;
    }
  }


/* レスポンシブデザイン */
@media (max-width: 1024px) {
    /* ヘッダー */
    .logo-img {
        max-width: 95%;
    }

    .hero-content {
        flex-direction: column;
        text-align: center;
        padding: 0px;
    }
    
    .hero-text {
        padding-right: 0;
        margin-bottom: 30px;
        text-align: center;
    }
    
    .main-title {
        font-size: 32px;
    }
    
    .sub-title {
        font-size: 22px;
    }
    
    .hero-description {
        font-size: 18px;
    }
    
    .problem-description, 
    .campaign-content, 
    .interview-content, 
    .flow-notes, 
    .form-container {
        flex-direction: column;
    }

    .problem-text, 
    .campaign-text, 
    .interview-text, 
    .flow-note-text, 
    .contact-form {
        margin-bottom: 20px;
    }

    .interview-image, 
    .form-image {
        max-width: 100%;
        margin: 0 auto 30px;
    }

    .flow-step::after {
        display: none;
    }
}

@media (max-width: 768px) {
    .footer-bottom {
        text-align: center;
        padding-top: 10px;
        padding-bottom: 60px;
    }
    section {
        padding: 30px 0px 40px 0px;
    }

    .section-title {
        font-size: 24px;
    }

    .pcbr {
        display: none;
    }

    .suiso-system-in {
        flex-flow: column;
    }

    .flow-step {
        min-width: 48%;
    }

    .problem-cards,
    .solution-cards,
    .strengths-cards  {
        gap: 40px;
    }

    .problem-card,
    .solution-card,
    .strength-card {
        min-width: calc(50% - 15px);
        padding: 20px;
    }

    .main-title {
        font-size: 28px;
    }

    .sub-title {
        font-size: 20px;
    }

    .hero-description {
        font-size: 16px;
    }

    .btn-primary {
        padding: 12px 25px;
        font-size: 16px;
        z-index: 3;
    }

    .testimonial-cards {
        gap: 20px;
    }
    
    .testimonial-card {
        min-width: 100%;
    }
    
    .research-cards, 
    .story-images {
        flex-direction: column;
    }
    
    .research-card, 
    .story-image {
        min-width: 100%;
    }

    section#rental {
        background-color: #fff;
        max-width: 90%;
        margin: 0 auto;
    }

    .strengths-inner {
        max-width: 90%;
        margin: 0 auto;
    }
    
    .faq-answer {
        flex-direction: column;
    }
    
    .faq-image {
        max-width: 100%;
    }
    
    nav {
        flex-direction: column;
        text-align: center;
    }
    
    .logo {
        margin-bottom: 15px;
    }
    
    .contact-info {
        text-align: center;
    }
    
    /* 固定CTAボタンを表示 */
    .fixed-cta {
        display: block;
    }
    .product-container {
        display: contents;
    }
    
    .attention-inner {
        max-width: 90%;
    }
}

@media (max-width: 480px) {
    .problem-card, 
    .solution-card, 
    .strength-card {
        min-width: 100%;
    }
    
    .main-title {
        font-size: 24px;
    }
    
    .sub-title {
        font-size: 18px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .btn-primary {
        width: 80%;
        padding: 15px;
    }
    
    .hero-image::after {
        width: 100px;
        height: 100px;
        top: -10px;
        right: -10px;
    }
    .wave-bottom {
        position: absolute;
        bottom: -10px;
    }
    
    .section-title {
        font-size: 22px;
    }
    
    .problem-description, 
    .research-info, 
    .campaign-content, 
    .interview-content, 
    .flow-notes, 
    .form-container, 
    .story-content {
        padding: 20px;
    }
    
    .testimonial-header {
        flex-direction: column;
        text-align: center;
    }
    
    .testimonial-image {
        margin: 0 auto 15px;
    }
    
    .faq-question h3 {
        font-size: 16px;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .footer-social {
        justify-content: center;
    }
    
    /* 画像サイズの最適化 */
    .problem-image img, 
    .solution-image img, 
    .strength-image img, 
    .flow-step-image img, 
    .testimonial-before-image img, 
    .testimonial-after-image img {
        max-width: 100%;
    }
    
    /* フォーム要素の最適化 */
    .form-group input, 
    .form-group textarea {
        padding: 10px;
        font-size: 14px;
    }
}

/* レスポンシブデザイン */
@media (max-width: 1200px) {
    .hero-content, .section-container {
        padding-left: 40px;
        padding-right: 40px;
    }
}

@media (max-width: 1024px) {
    .hero-content {
        flex-direction: column;
        text-align: center;
        padding-top: 30px;
    }

    .hero-text {
        margin-bottom: 10px;
        width: -webkit-fill-available;
    }

    .hero-badges {
        justify-content: center;
    }

    .hero-image img {
        max-width: 80%;
    }

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

@media (max-width: 768px) {
    .main-nav, .contact-btn {
        display: none;
    }

    .menu-toggle {
        display: block;
    }

    .hero-text h1 {
        font-size: 2.0rem;
    }

    .hero-text h2 {
        font-size: 1.3rem;
    }

    .hero-text p {
        font-size: 1rem;
    }
    .hero-big-text {
        font-size: 3.0rem;
        padding: 0px 5px;
    }

    .highlight-box {
        font-size: 2.2rem;
    }

    .mobile-cta {
        display: block;
    }

    .hero {
        padding-bottom: 15px;
    }
    
    .section-container {
        padding: 60px 20px;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .section-header p {
        font-size: 1rem;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .water-content {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 10px 15px;
    }

    .bubbles-container {
        bottom: 250px;
    }
    
    .logo img {
        height: 30px;
    }
    
    .hero-text h1 {
        margin-bottom: 15px;
    }
    .hero-content {
        flex-direction: column;
        text-align: center;
        max-width: 95%;
        padding: 20px 0px 0px 0px;
    }
    
    .hero-text h2 {
        font-size: 1.5rem;
        margin-bottom: 10px;
        margin-top: 10px;
    }

    .hero-text p {
        font-size: 0.9rem;
        margin-bottom: 20px;
    }

    .highlight-box {
        font-size: 2.8rem;
        padding: 3px 2px;
        margin: 0 2px;
    }

    .hero-badges {
        min-width: 100%;
        justify-content: center;
        gap: 5px;
        margin: 0 auto;
    }

    .badge {
        padding: 10px 15px;
    }
    .badge p {
        font-size: 1.1rem;
    }
    
    .badge i {
        font-size: 1.2rem;
    }
    
    .badge span {
        font-size: 1.2rem;
    }

    .btn-primary {
        font-size: 1.3rem;
        padding: 10px 20px;
        width: 100%;
    }
    
    .cta-button {
        margin: 0 auto 20px auto;
    }
    .cta-button.campaign-cta {
        width: 90%;
    }

    .footer-links ul {
        flex-flow: column;
        gap: 0px;
        font-size: 1rem;
    }

    .footer-links {
        margin-bottom: 0px;
        margin-top: 10px;
    }

    footer {
        padding-top: 10px;
    }
    
    .hero-image img {
        max-width: 90%;
    }
    
    .mobile-cta .btn-primary {
        font-size: 0.9rem;
        padding: 10px 15px;
    }
    .problem-h2 {
        margin-top: 10px;
    }
    .problem-tt {
        font-size: 20px !important;
        font-weight: 600;
    }

    .problem-image {
        margin-bottom: 0px;
        flex-basis: 30%;
    }

    .problem-text {
        text-align: center;
    }

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

    .problem-card {
        display: flex;
        gap: 5%;
        max-height: 170px;
    }
    
    .section-header h2 {
        font-size: 1.5rem;
    }
    
    .feature-card {
        padding: 20px;
    }
    
    .hexagon-icon {
        width: 60px;
        height: 52px;
    }
    
    .hexagon-icon i {
        font-size: 1.5rem;
    }
    
    .feature-card h3 {
        font-size: 1.1rem;
    }
    
    .feature-card p {
        font-size: 0.85rem;
    }
    
    .quality-icon {
        width: 30px;
        height: 30px;
    }
    
    .quality-text h3 {
        font-size: 1rem;
    }
    
    .quality-text p {
        font-size: 0.85rem;
    }
    
    .bar-label {
        flex: 0 0 80px;
        font-size: 0.85rem;
    }
}

@media (max-width: 382px) {
    .hero-text h1 {
        font-size: 1.8rem;
    }
    .section-title {
        font-size: 18px;
    }
    .problem-tt {
        font-size: 18px !important;
    }
}

/* タッチデバイス対応 */
@media (hover: none) {
    .btn-primary:active {
        transform: translateY(-3px);
        box-shadow: 0 6px 20px rgba(0, 204, 102, 0.5);
        background: var(--accent-color-dark);
    }
    
    .badge:active {
        transform: translateY(-5px);
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.2));
        box-shadow: var(--shadow-light);
    }
    
    .feature-card:active {
        transform: translateY(-10px);
        box-shadow: var(--shadow-medium);
    }
}

/* 高解像度ディスプレイ対応 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero-text {
        text-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);
    }
    
    .highlight-box {
        box-shadow: none;
    }
}