/* Google Fonts */
/* M PLUS Rounded 1c (for titles), Noto Sans JP (for body text) */
body {
    font-family: 'Noto Sans JP', sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    color: #333;
    background-color: #fdfdfd; /* Soft white */
}

/* Base Styles */
.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

a {
    text-decoration: none;
    color: inherit; /* Inherit color from parent */
}

/* Header */
header {
    background-color: #fff; /* White */
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: 15px 0;
}

header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

header h1 {
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-size: 28px;
    font-weight: 700;
    color: #6B8E23; /* Olive Green */
    margin: 0;
}

header nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}

header nav ul li {
    margin-left: 30px;
}

header nav ul li a {
    font-weight: 700;
    color: #555;
    transition: color 0.3s ease;
}

header nav ul li a:hover {
    color: #6B8E23; /* Olive Green */
}

/* Hamburger Menu (for mobile) */
.hamburger-menu {
    display: none; /* Hidden on desktop */
    flex-direction: column;
    cursor: pointer;
    padding: 10px;
}

.hamburger-menu span {
    height: 3px;
    width: 25px;
    background: #555;
    margin-bottom: 5px;
    border-radius: 2px;
}

/* Hero Section */
.hero-section {
    background: linear-gradient(rgba(255,255,255,0.8), rgba(255,255,255,0.8)), url('https://via.placeholder.com/1920x800/E0F2F1/6B8E23?text=Your+Beautiful+Background+Image') no-repeat center center/cover; /* Placeholder image */
    text-align: center;
    padding: 120px 20px;
    color: #333;
    position: relative;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.catchphrase-main {
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #6B8E23; /* Olive Green */
    text-shadow: 2px 2px 4px rgba(0,0,0,0.1);
}

.catchphrase-sub {
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: #333;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.05);
}

.catchphrase-detail {
    font-size: 20px;
    margin-bottom: 40px;
    color: #555;
}

/* Buttons */
.button {
    display: inline-block;
    padding: 15px 30px;
    border-radius: 30px;
    font-weight: 700;
    transition: background-color 0.3s ease, color 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 18px;
}

.primary-button {
    background-color: #6B8E23; /* Olive Green */
    color: #fff;
}

.primary-button:hover {
    background-color: #5B7A1F; /* Darker Olive Green */
}

/* Section Common Styles */
.section {
    padding: 80px 0;
    text-align: center;
}

.section:nth-of-type(even) {
    background-color: #f5f5f5; /* Light gray */
}

.section h2 {
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-size: 36px;
    font-weight: 700;
    color: #6B8E23; /* Olive Green */
    margin-bottom: 50px;
    position: relative;
    display: inline-block;
}

.section h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background-color: #FFD700; /* Gold-ish yellow for accent */
    margin: 10px auto 0;
}

/* About Section */
.about-section .problem-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-bottom: 40px;
}

.about-section .problem-list p {
    background-color: #E0F2F1; /* Light Teal */
    padding: 15px 25px;
    border-radius: 10px;
    font-size: 18px;
    color: #444;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    max-width: 45%; /* Two columns on larger screens */
    text-align: left;
}

.about-section .solution-text {
    font-size: 20px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: #555;
}

/* Services Section */
.services-section .concept-text {
    font-size: 18px;
    line-height: 1.8;
    margin-bottom: 60px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: #555;
}

.services-section .service-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
}

.services-section .service-item {
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    padding: 40px;
    width: calc(33% - 60px); /* Three columns */
    box-sizing: border-box;
    text-align: left;
    transition: transform 0.3s ease;
}

.services-section .service-item:hover {
    transform: translateY(-10px);
}

.services-section .service-item h3 {
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-size: 24px;
    color: #6B8E23; /* Olive Green */
    margin-top: 0;
    margin-bottom: 20px;
    border-bottom: 2px solid #FFD700;
    padding-bottom: 10px;
}

.services-section .service-item p {
    font-size: 16px;
    margin-bottom: 10px;
    color: #666;
}

.services-section .service-item p strong {
    color: #333;
}

.services-section .service-item .price {
    font-size: 20px;
    font-weight: 700;
    color: #6B8E23; /* Olive Green */
    margin-top: 25px;
}

.services-section .service-item .price span {
    font-size: 16px;
    font-weight: normal;
    color: #555;
}

.services-section .note-text {
    margin-top: 60px;
    font-size: 16px;
    color: #777;
}

/* Flow Section */
.flow-section .flow-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.flow-section .flow-item {
    background-color: #fff;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    padding: 30px;
    text-align: center;
    position: relative;
}

.flow-section .flow-item .flow-number {
    background-color: #FFD700; /* Gold-ish yellow */
    color: #6B8E23; /* Olive Green */
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-size: 32px;
    font-weight: 700;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: -60px auto 20px; /* Adjust for overlap */
    position: relative;
    z-index: 1;
    border: 4px solid #fff;
}

.flow-section .flow-item h3 {
    font-family: 'M PLUS Rounded 1c', sans-serif;
    font-size: 22px;
    color: #6B8E23; /* Olive Green */
    margin-bottom: 15px;
}

.flow-section .flow-item p {
    font-size: 16px;
    color: #666;
}

/* FAQ Section */
.faq-section .faq-list {
    max-width: 800px;
    margin: 0 auto;
    text-align: left;
}

.faq-section .faq-item {
    margin-bottom: 20px;
    border: 1px solid #eee;
    border-radius: 10px;
    overflow: hidden;
}

.faq-section .faq-toggle {
    display: none; /* Hide the checkbox */
}

.faq-section .faq-question {
    display: block;
    background-color: #E0F2F1; /* Light Teal */
    padding: 20px 25px;
    font-size: 18px;
    font-weight: 700;
    color: #444;
    cursor: pointer;
    position: relative;
}

.faq-section .faq-question::after {
    content: '+';
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 24px;
    transition: transform 0.3s ease;
}

.faq-section .faq-toggle:checked + .faq-question::after {
    content: '-';
    transform: translateY(-50%) rotate(180deg);
}

.faq-section .faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
    padding: 0 25px;
    background-color: #f9f9f9;
    color: #666;
}

.faq-section .faq-toggle:checked + .faq-question + .faq-answer {
    max-height: 200px; /* Adjust based on expected content length */
    padding: 20px 25px;
}


/* Contact Section */
.contact-section .contact-form {
    max-width: 600px;
    margin: 0 auto;
    background-color: #fff;
    padding: 40px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
    text-align: left;
}

.contact-section .form-group {
    margin-bottom: 20px;
}

.contact-section .form-group label {
    display: block;
    font-weight: 700;
    margin-bottom: 8px;
    color: #555;
}

.contact-section .form-group label span {
    color: #FF6347; /* Tomato red for required indicator */
    margin-left: 5px;
}

.contact-section .form-group input[type="text"],
.contact-section .form-group input[type="email"],
.contact-section .form-group textarea {
    width: calc(100% - 20px);
    padding: 12px 10px;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 16px;
    font-family: 'Noto Sans JP', sans-serif;
}

.contact-section .form-group textarea {
    resize: vertical;
}

.contact-section .form-note {
    font-size: 14px;
    color: #888;
    margin-top: 20px;
}

/* Footer */
footer {
    background-color: #333;
    color: #fff;
    text-align: center;
    padding: 30px 0;
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 992px) {
    .services-section .service-item {
        width: calc(50% - 40px); /* Two columns */
    }
    .about-section .problem-list p {
        max-width: 80%; /* Wider for tablets */
    }
}

@media (max-width: 768px) {
    header .container {
        flex-wrap: wrap;
    }
    header h1 {
        width: 100%;
        text-align: center;
        margin-bottom: 15px;
    }
    header nav {
        width: 100%;
    }
    header nav ul {
        flex-direction: column;
        width: 100%;
        display: none; /* Hidden by default */
        background-color: #fff;
        position: absolute;
        top: 90px; /* Adjust based on header height */
        left: 0;
        box-shadow: 0 2px 5px rgba(0,0,0,0.05);
        padding: 20px 0;
    }
    header nav ul.active {
        display: flex; /* Show when active */
    }
    header nav ul li {
        margin: 10px 0;
        text-align: center;
    }
    .hamburger-menu {
        display: flex; /* Show hamburger menu on mobile */
        position: absolute;
        right: 20px;
        top: 20px;
    }

    .hero-section {
        padding: 80px 20px;
    }
    .catchphrase-main {
        font-size: 36px;
    }
    .catchphrase-sub {
        font-size: 28px;
    }
    .catchphrase-detail {
        font-size: 16px;
    }

    .section {
        padding: 60px 0;
    }
    .section h2 {
        font-size: 28px;
    }

    .about-section .problem-list p {
        max-width: 90%; /* Full width on mobile */
        font-size: 16px;
    }
    .about-section .solution-text {
        font-size: 18px;
    }

    .services-section .service-item {
        width: calc(100% - 40px); /* Single column */
    }
    .services-section .concept-text {
        font-size: 16px;
    }

    .flow-section .flow-item .flow-number {
        margin-top: -40px; /* Adjust for smaller screens */
    }
    .flow-section .flow-item {
        padding-top: 50px; /* Adjust padding */
    }

    .faq-section .faq-question,
    .faq-section .faq-answer {
        font-size: 16px;
        padding: 15px 20px;
    }
}

@media (max-width: 480px) {
    .hero-section {
        padding: 60px 15px;
    }
    .catchphrase-main {
        font-size: 32px;
    }
    .catchphrase-sub {
        font-size: 24px;
    }
    .catchphrase-detail {
        font-size: 14px;
    }
    .button {
        padding: 12px 25px;
        font-size: 16px;
    }

    .section h2 {
        font-size: 24px;
    }

    .contact-section .contact-form {
        padding: 30px 20px;
    }
    .contact-section .form-group input,
    .contact-section .form-group textarea {
        width: calc(100% - 20px); /* Ensure padding is considered */
    }
}