:root {
    /* 明るいライトテーマのカラーパレット */
    --bg-main: #F7FAF8;
    --bg-white: #FFFFFF;
    --bg-section: #EEF7F3;
    --text-main: #1A2E25;
    --text-sub: #4A6055;
    --text-muted: #7A9589;
    --primary: #1A7A5E;
    --primary-light: #2aab7e;
    --primary-hover: #14624B;
    --primary-pale: #E0F2EB;
    --accent: #F0A030;
    --accent-light: #FFF3DC;
    --border: #D8EDE5;
    --shadow: rgba(26, 122, 94, 0.12);
    --shadow-lg: rgba(26, 122, 94, 0.18);
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', 'Noto Sans JP', sans-serif;
    background: var(--bg-main);
    color: var(--text-main);
    line-height: 1.7;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: color 0.25s ease; }

.container {
    max-width: 1020px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ===== ボタン ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 13px 30px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    color: white;
    box-shadow: 0 4px 16px var(--shadow);
}
.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 24px var(--shadow-lg);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--primary);
    border: 2px solid var(--primary-light);
}
.btn-secondary:hover {
    background: var(--primary-pale);
    transform: translateY(-3px);
}

.btn-outline {
    background: transparent;
    border: 2px solid var(--primary-light);
    color: var(--primary);
}
.btn-outline:hover {
    background: var(--primary-pale);
    transform: translateY(-3px);
}

/* ===== ナビゲーション ===== */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    padding: 16px 0;
    transition: all 0.3s ease;
}
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    padding: 10px 0;
    box-shadow: 0 2px 20px rgba(26, 122, 94, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    color: var(--text-main);
}
.nav-logo svg {
    filter: drop-shadow(0 2px 6px rgba(26, 122, 94, 0.3));
}
.nav-logo-text {
    font-size: 0.78rem;
    line-height: 1.3;
    color: var(--text-sub);
    letter-spacing: 0.04em;
}
.nav-logo-text strong {
    font-size: 1rem;
    color: var(--primary);
    display: block;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 36px;
}
.nav-links a {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-sub);
}
.nav-links a:hover { color: var(--primary); }

/* ===== ヒーロー ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding-top: max(80px, 28vh);
    background: linear-gradient(160deg, #e6f6ef 0%, #f7faf8 50%, #fffbf0 100%);
    overflow: hidden;
}

.hero-bg-shapes { position: absolute; inset: 0; z-index: 0; pointer-events: none; }
.shape {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.35;
}
.shape-1 {
    width: 500px; height: 500px;
    background: radial-gradient(circle, #a8e6cf, transparent);
    top: -100px; right: -150px;
}
.shape-2 {
    width: 400px; height: 400px;
    background: radial-gradient(circle, #ffd580, transparent);
    bottom: -80px; left: -100px;
}
.shape-3 {
    width: 300px; height: 300px;
    background: radial-gradient(circle, #c8f2e0, transparent);
    bottom: 20%; right: 10%;
}

.hero-inner {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    max-width: 760px;
    width: 100%;
    padding: 0 24px;
    text-align: center;
}

.hero-content { width: 100%; }

.badge {
    display: block;
    width: fit-content;
    max-width: 100%;
    margin: 0 auto 28px;
    padding: 14px 40px;
    background: var(--primary-pale);
    color: var(--primary);
    border: 1px solid var(--border);
    border-radius: 50px;
    font-size: 2rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-align: center;
    white-space: nowrap;
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 900;
    line-height: 1.4;
    margin-bottom: 20px;
    color: var(--text-main);
    word-break: keep-all;
    overflow-wrap: normal;
}

.highlight {
    color: var(--primary);
}

.hero-subtitle {
    font-size: 1rem;
    color: var(--text-sub);
    margin-bottom: 36px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    justify-content: center;
}



/* ===== スクロールインジケーター ===== */
.scroll-indicator {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    color: var(--text-muted);
    font-size: 0.72rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: floatDown 2.5s ease-in-out infinite;
    z-index: 1;
}
.arrow-line {
    width: 1.5px;
    height: 36px;
    background: linear-gradient(to bottom, var(--primary-light), transparent);
    border-radius: 2px;
}
@keyframes floatDown {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* ===== セクション共通 ===== */
.section { padding: 96px 0; }
.section.about { background: var(--bg-white); }
.section.services { background: var(--bg-main); }
.section.company { background: var(--bg-section); }

.section-header { margin-bottom: 56px; }

.section-title {
    font-size: 2rem;
    font-weight: 900;
    color: var(--text-main);
    margin-bottom: 16px;
    line-height: 1.4;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
}

.plan-badge {
    font-size: 0.82rem;
    padding: 4px 12px;
    background: var(--accent-light);
    color: var(--accent);
    border-radius: 12px;
    font-weight: 700;
    border: 1px solid #f5d090;
}

.divider {
    width: 52px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-light), var(--accent));
    border-radius: 2px;
}

/* ===== About ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: start;
}

.about-text p {
    color: var(--text-sub);
    margin-bottom: 20px;
    font-size: 0.97rem;
}

.about-points {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.point-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    padding: 18px 20px;
    background: var(--bg-section);
    border-radius: 12px;
    border-left: 4px solid var(--primary-light);
}

.point-icon {
    width: 28px;
    height: 28px;
    background: var(--primary-light);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 0.8rem;
    flex-shrink: 0;
    margin-top: 2px;
}

.point-item strong {
    display: block;
    font-weight: 700;
    color: var(--text-main);
    margin-bottom: 4px;
}
.point-item p {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin: 0;
}

/* ===== Services ===== */
.services-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
}

.service-card {
    background: var(--bg-white);
    border-radius: 20px;
    padding: 36px;
    border: 1px solid var(--border);
    box-shadow: 0 4px 16px var(--shadow);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.service-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 32px var(--shadow-lg);
}

.service-icon-wrap {
    width: 56px;
    height: 56px;
    background: var(--primary-pale);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary);
}

.service-title {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 12px;
    color: var(--text-main);
}

.service-desc {
    font-size: 0.92rem;
    color: var(--text-sub);
    line-height: 1.75;
    margin-bottom: 20px;
}

.service-detail {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}
.service-detail span {
    padding: 4px 12px;
    background: var(--primary-pale);
    color: var(--primary);
    border-radius: 20px;
    font-size: 0.78rem;
    font-weight: 600;
}

/* ===== Company ===== */
.company-wrap {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 60px;
    align-items: center;
    background: var(--bg-white);
    border-radius: 24px;
    padding: 50px;
    box-shadow: 0 4px 20px var(--shadow);
    border: 1px solid var(--border);
}

.company-logo-block {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
    text-align: center;
}
.company-logo-name {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-sub);
    line-height: 1.5;
}

.company-info dl {
    display: flex;
    flex-direction: column;
    gap: 0;
}
.dl-row {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border);
    align-items: baseline;
}
.dl-row:last-child { border-bottom: none; }

dt {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--text-muted);
}
dd {
    font-size: 0.97rem;
    font-weight: 500;
    color: var(--text-main);
}
.kana {
    font-size: 0.82rem;
    color: var(--text-muted);
}
.info-link {
    color: var(--primary);
    font-weight: 600;
}
.info-link:hover { text-decoration: underline; }

/* ===== フッター ===== */
.footer {
    background: var(--text-main);
    color: white;
    padding-top: 80px;
}

.footer-inner {
    text-align: center;
    padding-bottom: 60px;
}

.footer-cta h2 {
    font-size: 2rem;
    font-weight: 900;
    margin-bottom: 14px;
}
.footer-cta p {
    color: rgba(255,255,255,0.65);
    font-size: 0.97rem;
    margin-bottom: 36px;
}

.contact-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.footer .btn-outline {
    border-color: rgba(255,255,255,0.5);
    color: white;
}
.footer .btn-outline:hover {
    background: rgba(255,255,255,0.1);
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 24px;
    text-align: center;
    font-size: 0.82rem;
    color: rgba(255,255,255,0.4);
}

/* ===== アニメーション ===== */
.fade-in {
    opacity: 0;
    transform: translateY(28px);
    transition: opacity 0.75s ease, transform 0.75s ease;
}
.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-up {
    animation: fadeInUp 0.9s cubic-bezier(0.2, 0.8, 0.2, 1) forwards;
}
.fade-in-right {
    animation: fadeInRight 0.9s 0.2s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(36px); }
    to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInRight {
    from { opacity: 0; transform: translateX(36px); }
    to   { opacity: 1; transform: translateX(0); }
}

/* ===== レスポンシブ ===== */
@media (max-width: 900px) {
    .about-grid, .services-grid, .company-wrap {
        grid-template-columns: 1fr;
    }
    .company-logo-block { flex-direction: row; }
    .nav-links { display: none; }
    .section-title { font-size: 1.6rem; }
    .hero-title { font-size: 2rem; }
}

@media (max-width: 600px) {
    .contact-buttons { flex-direction: column; align-items: center; }
    .hero-title { font-size: 1.75rem; }
    .company-wrap { padding: 30px 20px; }
}