@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;800&family=Noto+Sans+JP:wght@300;400;500;700&display=swap');

:root {
    --bg-light: #ffffff;
    --bg-subtle: #f9fafb;
    --border-color: #e5e7eb;
    --border-color-hover: #d1d5db;
    --text-main: #111827;
    --text-muted: #4b5563;
    --text-light: #9ca3af;
    --accent-blue: #2563eb;
    --accent-blue-hover: #1d4ed8;
    --font-en: 'Outfit', sans-serif;
    --font-jp: 'Noto Sans JP', sans-serif;
    --transition-fast: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    background-color: var(--bg-light);
    color: var(--text-main);
    font-family: var(--font-jp);
    overflow-x: hidden;
}

body {
    background-color: var(--bg-light);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
}

/* ヘッダー・ナビゲーション */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    transition: var(--transition-fast);
}

.nav-container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: var(--text-main);
    font-family: var(--font-en);
    font-weight: 700;
    font-size: 1.25rem;
    letter-spacing: -0.03em;
}

.logo span {
    color: var(--accent-blue);
    margin-left: 0.1rem;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    list-style: none;
}

.nav-link {
    text-decoration: none;
    color: var(--text-muted);
    font-weight: 500;
    font-size: 0.85rem;
    transition: var(--transition-fast);
}

.nav-link:hover {
    color: var(--text-main);
}

.contact-btn-nav {
    background: var(--text-main);
    color: var(--bg-light);
    padding: 0.4rem 1rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.8rem;
    transition: var(--transition-fast);
}

.contact-btn-nav:hover {
    background: var(--accent-blue);
}

/* ヒーローセクション */
.hero {
    padding: 7rem 1.5rem 4rem 1.5rem;
    background-color: var(--bg-light);
    background-image: radial-gradient(ellipse 80% 50% at 70% 50%, rgba(37, 99, 235, 0.04) 0%, transparent 70%);
}

.hero-container {
    max-width: 1000px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 3rem;
}

.hero-left {
    max-width: 480px;
}

.hero h1 {
    font-size: 2.75rem;
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    letter-spacing: -0.04em;
    color: var(--text-main);
}

.hero h1 span.accent-text {
    color: var(--accent-blue);
}

.hero-left > p {
    font-size: 0.95rem;
    color: var(--text-muted);
    margin-bottom: 2rem;
    font-weight: 400;
    line-height: 1.75;
}

/* ヒーロー右側ブラウザモックアップ */
.hero-right {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.mockup-browser {
    width: 100%;
    max-width: 360px;
    border: 1px solid var(--border-color);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.09);
    transform: perspective(900px) rotateY(-6deg) rotateX(3deg);
    background: var(--bg-light);
}

.mockup-bar {
    background: var(--bg-subtle);
    border-bottom: 1px solid var(--border-color);
    padding: 0.65rem 0.9rem;
    display: flex;
    gap: 0.35rem;
    align-items: center;
}

.mockup-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
}

.mockup-dot:nth-child(1) { background: #ff5f57; }
.mockup-dot:nth-child(2) { background: #ffbd2e; }
.mockup-dot:nth-child(3) { background: #28c840; }

.mockup-body {
    padding: 1.25rem;
}

.mockup-section {
    margin-bottom: 1rem;
}

.mockup-heading {
    height: 13px;
    width: 55%;
    background: rgba(17, 24, 39, 0.75);
    border-radius: 3px;
    margin-bottom: 0.5rem;
}

.mockup-text {
    height: 8px;
    width: 90%;
    border-radius: 3px;
    background: var(--border-color);
    margin-bottom: 0.35rem;
}

.mockup-cta {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.8rem;
}

.mockup-btn-fill {
    height: 24px;
    width: 72px;
    background: var(--accent-blue);
    border-radius: 4px;
    opacity: 0.9;
}

.mockup-btn-outline {
    height: 24px;
    width: 72px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
}

.mockup-divider {
    height: 1px;
    background: var(--border-color);
    margin: 1rem 0;
}

.mockup-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.6rem;
}

.mockup-card {
    border: 1px solid var(--border-color);
    border-radius: 5px;
    padding: 0.75rem;
    background: var(--bg-subtle);
}

.mockup-card-icon {
    width: 20px;
    height: 20px;
    border-radius: 4px;
    background: rgba(37, 99, 235, 0.12);
    margin-bottom: 0.5rem;
}

.mockup-card-text {
    height: 7px;
    width: 85%;
    border-radius: 2px;
    background: var(--border-color);
    margin-bottom: 0.3rem;
}

.mockup-card-text:last-child {
    width: 55%;
}

.cta-group {
    display: flex;
    gap: 0.75rem;
}

.btn-primary {
    background: var(--text-main);
    color: var(--bg-light);
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-primary:hover {
    background: var(--accent-blue);
}

.btn-secondary {
    background: transparent;
    color: var(--text-muted);
    padding: 0.75rem 1.5rem;
    border-radius: 4px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: var(--transition-fast);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    color: var(--text-main);
    border-color: var(--border-color-hover);
    background: var(--bg-subtle);
}

/* セクション共通 */
section {
    padding: 4.5rem 1.5rem;
    border-top: 1px solid var(--border-color);
}

section:first-of-type {
    border-top: none;
}

.section-container {
    max-width: 1000px;
    margin: 0 auto;
}

.section-header {
    margin-bottom: 2.5rem;
}

.section-header h2 {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.section-header p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* 事業内容セクション */
.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
}

.service-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2rem;
    transition: var(--transition-fast);
    position: relative;
    overflow: hidden;
}

.service-card::after {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--accent-blue);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
}

.service-card:hover {
    border-color: #d1d5db;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.06);
    transform: translateY(-3px);
}

.service-card:hover::after {
    transform: scaleX(1);
}

.service-svg-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: rgba(37, 99, 235, 0.07);
    color: var(--accent-blue);
    margin-bottom: 1.25rem;
}

.service-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 0.6rem;
    letter-spacing: -0.02em;
}

.service-card > p {
    color: var(--text-muted);
    font-size: 0.875rem;
    line-height: 1.75;
    margin-bottom: 1.25rem;
}

.service-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.service-features li {
    color: var(--text-muted);
    font-size: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.service-features li::before {
    content: '';
    display: inline-block;
    width: 4px;
    height: 4px;
    border-radius: 50%;
    background: var(--accent-blue);
    flex-shrink: 0;
}

/* 会社概要セクション */
.about-card {
    background: var(--bg-light);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 2rem;
    max-width: 700px;
}

.info-table {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.info-row {
    display: grid;
    grid-template-columns: 160px 1fr;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.info-row:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.info-label {
    font-weight: 500;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.info-value {
    color: var(--text-main);
    font-size: 0.9rem;
}

/* お問い合わせ */
.contact-info-block {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.contact-info-label {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-light);
}

.contact-email {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--accent-blue);
    text-decoration: none;
    font-family: var(--font-en);
    transition: var(--transition-fast);
}

.contact-email:hover {
    color: var(--accent-blue-hover);
    text-decoration: underline;
}

.contact-info-note {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* プライバシーポリシー個別ページ用のスタイル */
.policy-page {
    padding-top: 5.5rem;
    min-height: 100vh;
}

.policy-content {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-light);
    padding: 1.5rem 0;
}

.policy-content h1 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    color: var(--text-main);
}

.policy-content h2 {
    font-size: 1.15rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.policy-content p {
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-size: 0.9rem;
}

.policy-content ul {
    margin-left: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.policy-content li {
    margin-bottom: 0.4rem;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    color: var(--accent-blue);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.85rem;
    margin-bottom: 1.5rem;
    transition: var(--transition-fast);
}

.back-link:hover {
    color: var(--text-main);
}

/* フッター */
footer {
    border-top: 1px solid var(--border-color);
    background: var(--bg-subtle);
    padding: 2rem 1.5rem;
}

.footer-container {
    max-width: 1000px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-info {
    color: var(--text-muted);
    font-size: 0.8rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
    list-style: none;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.8rem;
    transition: var(--transition-fast);
}

.footer-links a:hover {
    color: var(--text-main);
}

/* スクロールアニメーション用クラス */
.fade-in-section {
    opacity: 0;
    transform: translateY(10px);
    transition: opacity 0.4s ease-out, transform 0.4s ease-out;
}

.fade-in-section.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* レスポンシブ対応 */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }

    .nav-container {
        padding: 0.75rem 1rem;
    }

    .hero {
        padding-top: 5rem;
    }

    .hero-container {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .hero-right {
        display: none;
    }

    .hero h1 {
        font-size: 2rem;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    .info-row {
        grid-template-columns: 1fr;
        gap: 0.25rem;
    }

    .footer-container {
        flex-direction: column;
        gap: 1.25rem;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }
}