/* ========================================
   基本設定 - 信頼できるクラフト整備工場
======================================== */
:root {
    --primary-color: #1e3a5f;
    --primary-light: #2c5282;
    --accent-color: #2563eb;
    --line-color: #06c755;
    --instagram-color: #9333ea;
    --text-color: #1f2937;
    --text-dark: #111827;
    --text-light: #6b7280;
    --text-muted: #9ca3af;
    --bg-white: #ffffff;
    --bg-cream: #fafafa;
    --bg-warm: #f5f4f0;
    --border-light: #e5e5e5;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.04);
    --shadow-hover: 0 8px 24px rgba(30, 58, 95, 0.1);
    --transition: all 0.3s ease;

    /* スペーシングスケール */
    --space-xs: 8px;
    --space-sm: 16px;
    --space-md: 24px;
    --space-lg: 48px;
    --space-xl: 80px;

    /* タイポグラフィ階層 */
    --text-xl: 2.2rem;
    --text-lg: 1.6rem;
    --text-md: 1rem;
    --text-sm: 0.875rem;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Helvetica Neue", "Noto Sans JP", -apple-system, BlinkMacSystemFont, Arial, sans-serif;
    line-height: 2;
    color: var(--text-color);
    background-color: var(--bg-white);
    font-size: var(--text-md);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 24px;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

/* SVGアイコン */
.svg-icon {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
}

.svg-icon-large {
    width: 32px;
    height: 32px;
}

/* ========================================
   ヘッダー
======================================== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    z-index: 1000;
    transition: var(--transition);
    border-bottom: 1px solid rgba(0,0,0,0.04);
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.logo {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: 0.5px;
}

.nav-list {
    display: flex;
    gap: 36px;
}

.nav-list a {
    font-weight: 500;
    color: var(--text-color);
    font-size: var(--text-sm);
    transition: var(--transition);
    position: relative;
}

.nav-list a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1.5px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

.nav-list a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--text-color);
    transition: var(--transition);
}

/* ========================================
   ヒーローセクション
======================================== */
.hero {
    padding: 150px 0 100px;
    background: linear-gradient(180deg, var(--bg-white) 0%, var(--bg-cream) 100%);
    min-height: 90vh;
    display: flex;
    align-items: center;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1.1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero-content {
    max-width: 520px;
}

.hero-label {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2.5px;
    margin-bottom: 20px;
    padding: 8px 16px;
    background: rgba(30, 58, 95, 0.05);
    border-radius: 4px;
}

.hero-title {
    font-size: var(--text-xl);
    line-height: 1.3;
    margin-bottom: var(--space-md);
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-light);
    margin-bottom: var(--space-lg);
    line-height: 1.85;
    font-weight: 400;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: var(--space-lg);
}

/* ヒーロー右側：大判整備写真 */
.hero-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    aspect-ratio: 3/4;
    box-shadow: var(--shadow-hover);
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 28px;
    background: linear-gradient(transparent 30%, rgba(0,0,0,0.35));
    color: white;
}

.hero-image-text {
    font-size: var(--text-md);
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* 信頼バッジ */
.hero-trust {
    display: flex;
    gap: 28px;
    flex-wrap: wrap;
}

.trust-badge {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.875rem;
    color: var(--text-light);
    font-weight: 500;
}

.trust-badge svg {
    width: 20px;
    height: 20px;
    color: var(--primary-color);
}

/* ========================================
   信頼バー
======================================== */
.trust-bar {
    background: var(--bg-warm);
    padding: 28px 0;
}

.trust-bar-inner {
    display: flex;
    justify-content: center;
    gap: 56px;
    flex-wrap: wrap;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-light);
    font-size: var(--text-sm);
    font-weight: 500;
}

.trust-item svg {
    width: 20px;
    height: 20px;
    color: var(--primary-color);
}

/* ========================================
   ボタン
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    border-radius: 10px;
    font-weight: 600;
    font-size: var(--text-md);
    transition: var(--transition);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--bg-white);
}

.btn-primary:hover {
    background: var(--primary-light);
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.btn-line {
    background: var(--line-color);
    color: var(--bg-white);
}

.btn-line:hover {
    background: #059669;
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.btn-instagram {
    background: transparent;
    color: var(--text-muted);
    border: 1.5px solid var(--border-light);
    opacity: 1;
}

.btn-instagram:hover {
    border-color: var(--instagram-color);
    color: var(--instagram-color);
    transform: translateY(-2px);
}

.btn-line-outline {
    background: transparent;
    color: var(--line-color);
    border: 1.5px solid var(--line-color);
}

.btn-line-outline:hover {
    background: rgba(6, 199, 85, 0.1);
    transform: translateY(-2px);
}

.btn-large {
    padding: 18px 36px;
    font-size: var(--text-md);
}

.btn-icon {
    padding: 12px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-icon .svg-icon {
    width: 24px;
    height: 24px;
}

.line-icon-img {
    width: 24px;
    height: auto;
    vertical-align: middle;
    margin-right: 8px;
}

.btn-block {
    width: 100%;
}

/* ========================================
   セクション共通
======================================== */
.section {
    padding: 100px 0;
    scroll-margin-top: 80px;
}

.section-header {
    text-align: center;
    max-width: 560px;
    margin: 0 auto 56px;
}

.section-title {
    font-size: var(--text-lg);
    color: var(--primary-color);
    margin-bottom: var(--space-sm);
    font-weight: 700;
    letter-spacing: -0.5px;
    line-height: 1.3;
}

.section-desc {
    color: var(--text-light);
    font-size: var(--text-md);
    line-height: 1.75;
}

/* ========================================
   サービス - 情報を紧凑に纏める
======================================== */
.services {
    background: var(--bg-white);
    padding: 110px 0;
}

.service-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.service-card {
    padding: 16px 4px;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-6px);
}

.service-card:hover .service-icon {
    transform: translateY(-4px);
}

.service-icon {
    margin-bottom: var(--space-md);
    transition: var(--transition);
}

.service-icon svg {
    color: var(--primary-color);
    opacity: 0.9;
}

.service-icon-img {
    width: 72px;
    height: 72px;
    object-fit: contain;
    margin-bottom: var(--space-md);
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 14px;
    color: var(--primary-color);
    font-weight: 700;
    letter-spacing: -0.3px;
}

.service-card > p {
    color: var(--text-light);
    margin-bottom: var(--space-md);
    font-size: var(--text-md);
    line-height: 1.8;
}

.service-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px 18px;
}

.service-list li {
    font-size: var(--text-sm);
    color: var(--text-muted);
    position: relative;
    padding-left: 14px;
    font-weight: 500;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 10px;
    width: 5px;
    height: 5px;
    background: var(--primary-color);
    border-radius: 50%;
    opacity: 0.4;
}

/* ========================================
   メリット - 数字を印象的に
======================================== */
.merit {
    background: var(--bg-warm);
    padding: 110px 0;
}

.merit-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
}

.merit-item {
    display: flex;
    gap: 28px;
    padding: 36px;
    background: var(--bg-white);
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition);
}

.merit-item:hover {
    box-shadow: var(--shadow-hover);
    transform: translateY(-4px);
}

.merit-number {
    font-size: 4rem;
    font-weight: 800;
    color: var(--primary-color);
    opacity: 0.08;
    line-height: 0.9;
    min-width: 70px;
    letter-spacing: -2px;
}

.merit-content {
    padding-top: 8px;
}

.merit-content h3 {
    font-size: 1.15rem;
    margin-bottom: 10px;
    color: var(--primary-color);
    font-weight: 700;
}

.merit-content p {
    color: var(--text-light);
    font-size: var(--text-md);
    line-height: 1.75;
}

/* ========================================
   アクセス - 一体感
======================================== */
.access {
    background: var(--bg-white);
    padding: 110px 0;
}

.access-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.access-info {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.access-item h3 {
    font-size: var(--text-sm);
    color: var(--primary-color);
    margin-bottom: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    opacity: 0.8;
}

.access-item p {
    color: var(--text-dark);
    line-height: 1.85;
    font-size: var(--text-md);
}

.contact-link {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--primary-color);
    transition: var(--transition);
    display: inline-block;
    padding-bottom: 2px;
    border-bottom: 2px solid rgba(30, 58, 95, 0.2);
}

.contact-link:hover {
    border-bottom-color: var(--primary-color);
}

.access-map {
    width: 100%;
}

.map-placeholder {
    width: 100%;
    height: 420px;
    background: linear-gradient(135deg, #f0f0f0 0%, #e8e8e8 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    border-radius: 16px;
    font-size: var(--text-md);
}

/* ========================================
   お問い合わせ - LINEを主役に
======================================== */
.contact {
    background: var(--bg-warm);
    padding: 110px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.6fr;
    gap: 48px;
    align-items: start;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-method {
    padding: 32px;
    background: var(--bg-white);
    border-radius: 16px;
    text-align: center;
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition);
}

.contact-method:hover {
    box-shadow: var(--shadow-hover);
}

.contact-method.hero {
    padding: 20px;
    background: linear-gradient(135deg, rgba(6, 199, 85, 0.04) 0%, rgba(6, 199, 85, 0.08) 100%);
    border: 1.5px solid rgba(6, 199, 85, 0.15);
}

.contact-method h3 {
    font-size: var(--text-md);
    margin-bottom: var(--space-xs);
    color: var(--primary-color);
    font-weight: 700;
}

.contact-method p {
    color: var(--text-light);
    margin-bottom: 20px;
    font-size: var(--text-sm);
}

/* Instagram minor styling */
.contact-method.minor {
    background: transparent;
    border: 1px dashed var(--border-light);
    padding: 24px;
}

.contact-method.minor h3 {
    font-size: var(--text-sm);
    color: var(--text-muted);
    font-weight: 600;
}

.contact-method.minor p {
    font-size: var(--text-sm);
    margin-bottom: 14px;
}

.contact-form {
    background: var(--bg-white);
    padding: 44px;
    border-radius: 16px;
    border: 1px solid rgba(0,0,0,0.03);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-weight: 600;
    color: var(--text-dark);
    font-size: var(--text-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 16px 18px;
    border: 1.5px solid var(--border-light);
    border-radius: 10px;
    font-size: var(--text-md);
    font-family: inherit;
    transition: var(--transition);
    background: var(--bg-white);
    color: var(--text-color);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(30, 58, 95, 0.06);
}

/* ========================================
   フッター
======================================== */
.footer {
    background: var(--primary-color);
    color: var(--bg-white);
    padding: 56px 0 28px;
}

.footer-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 24px;
}

.footer-logo {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 4px;
}

.footer-info {
    text-align: center;
}

.footer-info p {
    margin: 6px 0;
    opacity: 0.85;
    font-size: var(--text-sm);
    line-height: 1.6;
}

.footer-sns {
    display: flex;
    gap: 14px;
    margin-top: 8px;
}

.sns-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    transition: var(--transition);
}

.sns-link:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

.sns-link.line {
    background: var(--line-color);
}

.sns-link.instagram {
    background: transparent;
    border: 1.5px solid rgba(255,255,255,0.3);
    opacity: 0.7;
}

.sns-link.instagram:hover {
    border-color: var(--instagram-color);
    opacity: 1;
}

.sns-link svg {
    width: 18px;
    height: 18px;
    fill: white;
}

.footer-copy {
    font-size: var(--text-sm);
    opacity: 0.4;
    margin-top: 28px;
    padding-top: 24px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* ========================================
   レスポンシブ
======================================== */
@media (max-width: 900px) {
    .service-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .hero-inner {
        gap: 50px;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--bg-white);
        padding: 20px;
        border-bottom: 1px solid rgba(0,0,0,0.04);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-list {
        flex-direction: column;
        gap: 18px;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 130px 0 70px;
        min-height: auto;
    }

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 44px;
    }

    .hero-content {
        max-width: 100%;
    }

    .hero-image {
        order: -1;
        aspect-ratio: 4/3;
        max-width: 480px;
        margin: 0 auto;
    }

    .hero-title {
        font-size: var(--text-xl);
    }

    .hero-subtitle {
        font-size: var(--text-md);
    }

    .hero-trust {
        gap: 20px;
    }

    .trust-bar-inner {
        gap: 24px;
    }

    .section {
        padding: 70px 0;
    }

    .service-grid {
        grid-template-columns: 1fr;
        gap: 32px;
    }

    .service-card {
        padding: 12px 0;
    }

    .merit-list {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .merit-item {
        padding: 28px;
        flex-direction: column;
        gap: 16px;
    }

    .merit-number {
        font-size: 3.5rem;
    }

    .access-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .map-placeholder {
        height: 320px;
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: 28px;
    }

    .contact-methods {
        flex-direction: row;
    }

    .contact-method {
        flex: 1;
        padding: 24px 16px;
    }

    .contact-form {
        padding: 32px;
    }
}

@media (max-width: 520px) {
    .hero-title {
        font-size: 1.75rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn-large {
        width: 100%;
    }

    .hero-trust {
        flex-direction: column;
        gap: 14px;
    }

    .trust-bar-inner {
        flex-direction: column;
        align-items: center;
    }

    .section-title {
        font-size: var(--text-lg);
    }

    .service-grid {
        gap: 28px;
    }

    .contact-methods {
        flex-direction: column;
    }

    .trust-item {
        font-size: var(--text-sm);
    }
}