@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@400;500;700&family=Poppins:wght@400;600;700&display=swap');

:root {
    --primary-color: #059669;
    /* Trustworthy Green */
    --secondary-color: #047857;
    --accent-color: #d97706;
    /* Active Orange */
    --text-color: #1f2937;
    --bg-color: #ffffff;
    --light-bg: #f0fdf4;
    /* Light green tint */
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'Poppins', 'Noto Sans JP', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 10px rgba(0, 0, 0, 0.05);
    z-index: 1000;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
}

.logo {
    font-size: 2.2rem;
    font-weight: 800;
    text-decoration: none;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 0.05em;
    padding: 0.5rem 0;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
}

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

/* Hero Section */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f0fdf4 0%, #fff7ed 50%, #eff6ff 100%);
    text-align: center;
    padding: 0 2rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(5, 150, 105, 0.05) 0%, transparent 70%);
    z-index: 0;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    background: linear-gradient(to right, var(--primary-color), var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
    padding-bottom: 0.2em;
}

.mobile-br {
    display: none;
}

/* ... (省略) ... */

/* Services */
.services {
    background-color: var(--white);
    position: relative;
    padding: 8rem 2rem;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 4rem;
    max-width: 1200px;
    margin: 0 auto;
}

.service-card {
    padding: 2rem;
    background: var(--white);
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    border: 1px solid #e5e7eb;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.service-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    display: block;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--text-color);
}

.service-card p {
    color: #6b7280;
}

/* Contact */
.contact {
    background-color: var(--light-bg);
    padding: 8rem 2rem;
}

.section-title {
    text-align: center;
    margin-bottom: 5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.section-title h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 800;
}

.section-title p {
    color: #6b7280;
    font-size: 1.1rem;
}

.address-box {
    background: var(--white);
    padding: 1.5rem 3rem;
    border-radius: 3rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    display: inline-block;
    margin-top: 2rem;
    border: 2px solid var(--primary-color);
}

.map-container {
    margin-top: 2rem;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.address-box p {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-color);
    margin: 0;
}

.contact-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 4rem;
    border-radius: 1rem;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: 0.5rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.submit-btn {
    width: 100%;
    padding: 1rem;
    background-color: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.submit-btn:hover {
    background-color: var(--secondary-color);
}

/* Footer */
footer {
    background-color: var(--text-color);
    color: var(--white);
    padding: 3rem 2rem;
    text-align: center;
}

footer p {
    opacity: 0.8;
}

/* Responsive */
@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.5rem;
    }

    .mobile-br {
        display: block;
    }

    .nav-links {
        display: none;
        /* Mobile menu implementation would go here */
    }

    .contact-container {
        padding: 2rem;
    }
}