:root {
    --primary-color: #0044cc;
    /* 横浜ブルー系 */
    --primary-dark: #003399;
    --accent-color: #f39c12;
    /* 暖色系アクセント */
    --text-color: #333333;
    --bg-light: #f5f7fa;
    --white: #ffffff;
    --font-base: 'Noto Sans JP', sans-serif;
}

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

body {
    font-family: var(--font-base);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--white);
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

.container {
    width: 90%;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-title {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
    font-weight: 700;
}

.text-blue {
    color: var(--primary-color);
}

/* Header */
.header {
    background-color: var(--white);
    padding: 15px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.2rem;
    line-height: 1.2;
    color: var(--primary-dark);
}

.logo-sub {
    font-size: 0.8rem;
    font-weight: normal;
    color: #666;
}

.nav {
    display: flex;
    align-items: center;
    gap: 20px;
}

.nav a:not(.btn) {
    font-weight: 500;
    color: var(--text-color);
}

.nav a:not(.btn):hover {
    color: var(--primary-color);
}

@media (max-width: 768px) {
    .sm-hidden {
        display: none;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border-radius: 50px;
    font-weight: 700;
    text-align: center;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--accent-color);
    color: var(--white);
    box-shadow: 0 4px 6px rgba(243, 156, 18, 0.3);
}

.btn-primary:hover {
    background-color: #e67e22;
    transform: translateY(-2px);
    box-shadow: 0 6px 10px rgba(243, 156, 18, 0.4);
}

.btn-lg {
    padding: 15px 40px;
    font-size: 1.1rem;
}

.btn-xl {
    padding: 20px 60px;
    font-size: 1.3rem;
    width: 100%;
    max-width: 400px;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #e0f2ff 0%, #f0f8ff 100%);
    padding: 80px 0 100px;
    overflow: hidden;
}

.hero-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 40px;
}

.hero-content {
    flex: 1;
}

.hero-title {
    font-size: 3rem;
    line-height: 1.3;
    margin-bottom: 20px;
    color: var(--primary-dark);
}

.hero-title .highlight {
    background: linear-gradient(transparent 60%, rgba(243, 156, 18, 0.3) 60%);
    display: inline;
    /* Keep text flow natural */
    white-space: nowrap;
    /* Prevent breaking inside the highlight */
    padding: 0 4px;
    /* Slightly adjust padding for better visual */
}

.hero-text {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #555;
}

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

/* Abstract Visual Placeholder */
.hero-img {
    max-width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

@media (max-width: 768px) {
    .hero-container {
        flex-direction: column-reverse;
        text-align: center;
    }

    .hero-title {
        font-size: 1.8rem;
        /* Slightly smaller to prevent awkward wrapping */
    }
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.feature-card {
    background: var(--white);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    text-align: center;
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.feature-card h3 {
    margin-bottom: 15px;
    color: var(--primary-dark);
    font-size: 1.2rem;
}

/* Target Area */
.bg-light {
    background-color: var(--bg-light);
}

.target-list {
    max-width: 600px;
    margin: 0 auto;
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.target-list li {
    padding: 10px 0;
    border-bottom: 1px solid #eee;
    padding-left: 25px;
    position: relative;
}

.target-list li:last-child {
    border-bottom: none;
}

.target-list li::before {
    content: "✔";
    color: var(--accent-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

/* Consultant */
.consultant-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

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

.mt-20 {
    margin-top: 20px;
}

.text-link {
    color: var(--primary-color);
    text-decoration: underline;
    font-weight: bold;
}

.text-link:hover {
    text-decoration: none;
    color: var(--accent-color);
}

/* Contact / Footer */
.contact-section {
    background-color: var(--primary-dark);
    color: var(--white);
    text-align: center;
}

.contact-box {
    max-width: 600px;
    margin: 0 auto;
}

.contact-title {
    margin-bottom: 20px;
}

.contact-text {
    margin-bottom: 30px;
    font-size: 1.1rem;
}

.contact-note {
    font-size: 0.9rem;
    margin-top: 15px;
    opacity: 0.8;
}

.footer {
    background-color: #222;
    color: #aaa;
    padding: 40px 0 20px;
    text-align: center;
    font-size: 0.9rem;
}

.footer-info h3 {
    color: var(--white);
    margin-bottom: 10px;
}

.copyright {
    margin-top: 30px;
    border-top: 1px solid #444;
    padding-top: 20px;
}

.copyright a:hover {
    color: var(--white);
    text-decoration: underline;
}