@charset "UTF-8";

img {
    max-width: 100%;
    vertical-align: bottom;
}

:root {
    --primary-green: #005c4b;
    --accent-gold: #c5a059;
    --text-dark: #333333;
    --text-light: #ffffff;
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-border: rgba(255, 255, 255, 0.4);
    --blur-amount: 15px;
}

html {
    overflow-x: hidden;
    width: 100%;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Zen Kaku Gothic New', sans-serif;
    color: var(--text-dark);
    line-height: 1.8;
    overflow-x: hidden;
    position: relative;
    background-color: #f0f8ff;
}

h1,
h2,
h3,
.plan-name span {
    font-family: 'Noto Serif JP', serif;
}

.bg-layer {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.sky-gradient {
    background: url('../images/KSL_main_visual.png') no-repeat center center/cover;
    z-index: -3;
}

.glass-header {
    position: fixed;
    top: 0;
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 5%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    z-index: 100;
    box-sizing: border-box;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.header-logo {
    height: 50px;
    width: auto;
}

nav ul {
    display: flex;
    gap: 20px;
    list-style: none;
    margin: 0;
    padding: 0;
}

nav a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: color 0.3s;
}

.nav-btn {
    background-color: var(--primary-green);
    padding: 8px 20px;
    border-radius: 30px;
    color: var(--text-light) !important;
}

main {
    padding-top: 80px;
    position: relative;
    z-index: 10;
}

.section-container {
    padding: 60px 20px;
    max-width: 960px;
    margin: 0 auto;
}

.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--blur-amount));
    -webkit-backdrop-filter: blur(var(--blur-amount));
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    margin-bottom: 20px;
}

.section-title {
    font-size: 2rem;
    margin-bottom: 1rem;
    text-align: center;
    color: var(--primary-green);
}

.section-intro {
    text-align: center;
    margin-bottom: 3rem;
}

.hero-section {
    height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
}

.hero-blur-effect {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60%;
    height: 60%;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    mask-image: radial-gradient(ellipse at bottom left, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at bottom left, black 0%, transparent 70%);
    pointer-events: none;
    z-index: -1;
}

.hero-sub {
    font-size: 0.9rem;
    letter-spacing: 0.1em;
    color: var(--primary-green);
    font-weight: bold;
}

/* PCでは改行しない */
.sp-br {
    display: none;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin: 20px 0;
    line-height: 1.4;
}

.highlight {
    background: linear-gradient(transparent 70%, rgba(197, 160, 89, 0.3) 70%);
}

.text-enlarge {
    font-size: 1.2em;
}

.cta-button {
    display: inline-block;
    background-color: var(--primary-green);
    color: white;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: bold;
    margin-top: 30px;
    transition: transform 0.3s, box-shadow 0.3s;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 92, 75, 0.3);
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 30px;
    text-align: center;
}

.service-item {
    background: rgba(255, 255, 255, 0.4);
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.service-item p {
    font-size: 90%;
}

.service-item h3 {
    font-size: 1.6rem !important;
}

.icon-box {
    font-size: 3rem;
    margin-bottom: 10px;
}

.tech-content h3 {
    margin-top: 0;
}

.graph-bar {
    background: #eee;
    height: 30px;
    border-radius: 15px;
    margin: 15px 0;
    overflow: hidden;
    position: relative;
}

.bar-fill {
    background: var(--primary-green);
    height: 100%;
    color: white;
    display: flex;
    align-items: center;
    padding-left: 15px;
    font-size: 0.9rem;
    white-space: nowrap;
}

.data-box {
    margin-top: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.5);
    border-radius: 10px;
}

.plan-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

.plan-table th,
.plan-table td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.plan-table th {
    background: rgba(0, 92, 75, 0.1);
    color: var(--primary-green);
}

.plan-name {
    font-weight: bold;
    font-size: 1.2rem;
}

.plan-name span {
    display: block;
    font-size: 0.8rem;
    font-weight: normal;
    color: var(--text-dark);
}

.price {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--primary-green);
}

.highlight-plan {
    color: var(--accent-gold);
}

.detail {
    font-size: 0.85rem;
    color: #555;
}

.note {
    font-size: 0.8rem;
    background: #eee;
    padding: 2px 6px;
    border-radius: 4px;
    margin-top: 4px;
    display: inline-block;
}

.map-container {
    margin-top: 20px;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.booking-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
    max-width: 500px;
    margin: 0 auto;
}

.booking-form input,
.booking-form select {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background: rgba(255, 255, 255, 0.8);
    font-family: inherit;
    font-size: 1rem;
}

.submit-btn {
    background-color: var(--primary-green);
    color: white;
    padding: 15px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    font-weight: bold;
    font-size: 1rem;
    transition: background 0.3s;
}

.submit-btn:hover {
    background-color: #004236;
}

.company-info {
    text-align: center;
    margin-top: 40px;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding-top: 20px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

@media (max-width: 768px) {
    .glass-header {
        flex-direction: column;
        padding-top: 10px;
        padding-bottom: 10px;
    }

    /* スマホ（768px以下）では改行する */
    .sp-br {
        display: block;
    }

    .hero-content h1 {
        font-size: 1.8rem;
    }

    .glass-card {
        padding: 25px 15px;
    }

    .plan-table,
    .plan-table tbody,
    .plan-table tr,
    .plan-table td {
        display: block;
        width: 100%;
        box-sizing: border-box;
    }

    .plan-table thead {
        display: none;
    }

    .plan-table tr {
        margin-bottom: 20px;
        border: 1px solid rgba(0, 0, 0, 0.1);
        border-radius: 10px;
        padding: 15px;
        background: rgba(255, 255, 255, 0.3);
    }

    .plan-table td {
        border-bottom: none;
        padding: 8px 8px 8px 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        text-align: right;
    }

    .plan-table td::before {
        content: attr(data-label);
        font-weight: bold;
        color: var(--primary-green);
        padding-right: 1em;
        text-align: left;
    }

    .plan-name span {
        display: inline;
        padding-left: 10px;
    }

    nav {
        width: 100%;
    }

    nav ul {
        gap: 10px;
        margin-top: 10px;
        flex-wrap: wrap;
        justify-content: center;
        width: 100%;
        padding: 0;
    }

    nav a {
        font-size: 0.8rem;
    }

    .nav-btn {
        padding: 6px 12px;
    }
}

.chts-banner {
    display: block;
    margin: 15px auto;
    padding: 16px 24px;
    background: linear-gradient(135deg, rgba(0, 92, 75, 0.95), rgba(0, 60, 50, 0.95));
    border: 1px solid #c5a059;
    border-radius: 6px;
    color: #ffffff !important;
    text-decoration: none;
    text-align: center;
    transition: all 0.3s ease;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    max-width: 480px;
}

.chts-banner:hover {
    background: rgba(0, 92, 75, 1);
    box-shadow: 0 6px 15px rgba(197, 160, 89, 0.25);
    transform: translateY(-2px);
}

.banner-sub {
    display: block;
    font-size: 0.75rem;
    color: #c5a059;
    letter-spacing: 0.1em;
    margin-bottom: 4px;
    font-family: 'Zen Kaku Gothic New', sans-serif;
}

.banner-main {
    display: block;
    font-size: 1rem;
    font-family: 'Noto Serif JP', serif;
    letter-spacing: 0.05em;
}