/**
 * noiezam.com ガイドページ用CSS
 * 配置先: html/user_data/assets/css/guide.css
 * 
 * bynoiezamテーマとの競合を避けるため、すべてのクラスに nz- プレフィックスを使用
 */

/* ============================================
   基本設定・変数
============================================ */
:root {
    --nz-primary: #1e3c72;
    --nz-primary-light: #2a5298;
    --nz-primary-dark: #152a50;
    --nz-accent: #f4b942;
    --nz-accent-hover: #e5a833;
    --nz-success: #28a745;
    --nz-danger: #dc3545;
    --nz-warning: #ffc107;
    --nz-info: #17a2b8;
    --nz-text: #333;
    --nz-text-light: #666;
    --nz-text-muted: #999;
    --nz-bg: #fff;
    --nz-bg-light: #f8f9fa;
    --nz-bg-dark: #e9ecef;
    --nz-border: #dee2e6;
    --nz-shadow: 0 2px 8px rgba(0,0,0,0.1);
    --nz-shadow-lg: 0 4px 16px rgba(0,0,0,0.15);
    --nz-radius: 8px;
    --nz-radius-lg: 12px;
    --nz-transition: 0.3s ease;
}

/* ============================================
   コンテナ
============================================ */
.nz-guide-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* ============================================
   パンくずリスト
============================================ */
.nz-breadcrumb {
    padding: 15px 0;
    font-size: 13px;
}

.nz-breadcrumb ol {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.nz-breadcrumb li {
    display: flex;
    align-items: center;
}

.nz-breadcrumb li:not(:last-child)::after {
    content: '>';
    margin-left: 8px;
    color: var(--nz-text-muted);
}

.nz-breadcrumb a {
    color: var(--nz-primary);
    text-decoration: none;
}

.nz-breadcrumb a:hover {
    text-decoration: underline;
}

/* ============================================
   ヒーローセクション
============================================ */
.nz-hero-section {
    background: linear-gradient(135deg, var(--nz-primary) 0%, var(--nz-primary-light) 100%);
    color: #fff;
    padding: 60px 40px;
    border-radius: var(--nz-radius-lg);
    margin-bottom: 40px;
    position: relative;
    overflow: hidden;
}

.nz-hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: rgba(255,255,255,0.05);
    border-radius: 50%;
}

.nz-hero-content {
    position: relative;
    z-index: 1;
}

.nz-hero-title {
    margin: 0 0 20px;
}

.nz-hero-sub {
    display: block;
    font-size: clamp(16px, 3vw, 20px);
    font-weight: 400;
    margin-bottom: 8px;
    opacity: 0.9;
}

.nz-hero-main {
    display: block;
    font-size: clamp(28px, 5vw, 48px);
    font-weight: 700;
    line-height: 1.2;
}

.nz-hero-lead {
    font-size: clamp(14px, 2vw, 16px);
    line-height: 1.8;
    margin: 0;
    opacity: 0.95;
}

.nz-hero-cta {
    margin-top: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

/* ============================================
   セクション共通
============================================ */
.nz-section {
    margin-bottom: 60px;
}

.nz-section-title {
    text-align: center;
    margin-bottom: 40px;
}

.nz-section-title-en {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--nz-primary);
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.nz-section-title-ja {
    display: block;
    font-size: clamp(24px, 4vw, 32px);
    font-weight: 700;
    color: var(--nz-text);
}

.nz-section-intro {
    text-align: center;
    font-size: 15px;
    line-height: 1.8;
    color: var(--nz-text-light);
    max-width: 700px;
    margin: 0 auto 40px;
}

/* ============================================
   ボタン
============================================ */
.nz-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    border-radius: var(--nz-radius);
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--nz-transition);
    border: none;
    cursor: pointer;
}

.nz-btn-primary {
    background: var(--nz-accent);
    color: var(--nz-primary-dark);
}

.nz-btn-primary:hover {
    background: var(--nz-accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--nz-shadow);
}

.nz-btn-secondary {
    background: #fff;
    color: var(--nz-primary);
    border: 2px solid var(--nz-primary);
}

.nz-btn-secondary:hover {
    background: var(--nz-primary);
    color: #fff;
}

.nz-btn-outline {
    background: transparent;
    color: var(--nz-primary);
    border: 2px solid var(--nz-border);
}

.nz-btn-outline:hover {
    border-color: var(--nz-primary);
    background: var(--nz-bg-light);
}

.nz-btn-lg {
    padding: 16px 32px;
    font-size: 17px;
}

.nz-btn-icon {
    font-size: 1.2em;
}

/* ============================================
   3つの強み
============================================ */
.nz-strengths-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.nz-strength-card {
    background: var(--nz-bg);
    padding: 40px 30px;
    border-radius: var(--nz-radius-lg);
    box-shadow: var(--nz-shadow);
    text-align: center;
    transition: all var(--nz-transition);
}

.nz-strength-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--nz-shadow-lg);
}

.nz-strength-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.nz-strength-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 15px;
}

.nz-strength-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--nz-text-light);
    margin: 0;
}

/* ============================================
   フロー（タイムライン）
============================================ */
.nz-flow-timeline {
    max-width: 800px;
    margin: 0 auto;
}

.nz-flow-step {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    position: relative;
}

.nz-flow-step:not(:last-child)::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 50px;
    bottom: -30px;
    width: 2px;
    background: var(--nz-border);
}

.nz-flow-number {
    width: 50px;
    height: 50px;
    background: var(--nz-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    flex-shrink: 0;
}

.nz-flow-content {
    flex: 1;
    padding-top: 5px;
}

.nz-flow-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 10px;
}

.nz-flow-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--nz-text-light);
    margin: 0 0 10px;
}

.nz-flow-time {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 13px;
    color: var(--nz-text-muted);
    background: var(--nz-bg-light);
    padding: 5px 12px;
    border-radius: 20px;
}

.nz-flow-note {
    text-align: center;
    font-size: 13px;
    color: var(--nz-text-muted);
    margin-top: 30px;
}

/* ============================================
   FAQ
============================================ */
.nz-faq-list {
    max-width: 800px;
    margin: 0 auto;
}

.nz-faq-item {
    background: var(--nz-bg);
    border: 1px solid var(--nz-border);
    border-radius: var(--nz-radius);
    margin-bottom: 15px;
    overflow: hidden;
}

.nz-faq-question {
    padding: 20px;
    font-size: 16px;
    font-weight: 600;
    color: var(--nz-text);
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 10px;
}

.nz-faq-question::-webkit-details-marker {
    display: none;
}

.nz-faq-question::after {
    content: '+';
    margin-left: auto;
    font-size: 24px;
    color: var(--nz-primary);
    transition: transform var(--nz-transition);
}

.nz-faq-item[open] .nz-faq-question::after {
    transform: rotate(45deg);
}

.nz-faq-answer {
    padding: 0 20px 20px;
    font-size: 14px;
    line-height: 1.8;
    color: var(--nz-text-light);
}

.nz-faq-answer p {
    margin: 0;
}

.nz-faq-answer a {
    color: var(--nz-primary);
}

/* ============================================
   CTA
============================================ */
.nz-cta-section {
    margin-top: 60px;
}

.nz-cta-box {
    background: linear-gradient(135deg, var(--nz-primary) 0%, var(--nz-primary-light) 100%);
    color: #fff;
    padding: 50px 40px;
    border-radius: var(--nz-radius-lg);
    text-align: center;
}

.nz-cta-title {
    font-size: clamp(22px, 4vw, 28px);
    font-weight: 700;
    margin: 0 0 15px;
}

.nz-cta-desc {
    font-size: 15px;
    line-height: 1.8;
    margin: 0 0 30px;
    opacity: 0.95;
}

.nz-cta-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    margin-bottom: 25px;
}

.nz-cta-contact {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    font-size: 14px;
}

.nz-cta-tel a,
.nz-cta-email a,
.nz-cta-sns a {
    color: #fff;
    text-decoration: none;
}

.nz-cta-tel a:hover,
.nz-cta-email a:hover,
.nz-cta-sns a:hover {
    text-decoration: underline;
}

/* ============================================
   実績統計
============================================ */
.nz-stats-grid,
.nz-achievement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.nz-stat-item,
.nz-achievement-item {
    text-align: center;
    padding: 30px 20px;
    background: var(--nz-bg);
    border-radius: var(--nz-radius-lg);
    box-shadow: var(--nz-shadow);
}

.nz-stat-number,
.nz-achievement-number {
    display: block;
    font-size: clamp(36px, 6vw, 48px);
    font-weight: 700;
    color: var(--nz-primary);
    line-height: 1;
}

.nz-stat-number small,
.nz-achievement-number small {
    font-size: 0.5em;
}

.nz-stat-label,
.nz-achievement-label {
    display: block;
    font-size: 14px;
    color: var(--nz-text-light);
    margin-top: 10px;
}

/* ============================================
   ギャラリー
============================================ */
.nz-filter-container {
    display: flex;
    flex-wrap: wrap;
    gap: 30px;
    margin-bottom: 40px;
}

.nz-filter-group {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.nz-filter-label {
    font-size: 14px;
    font-weight: 600;
    color: var(--nz-text);
}

.nz-filter-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.nz-filter-btn {
    padding: 8px 16px;
    border: 1px solid var(--nz-border);
    border-radius: 20px;
    background: var(--nz-bg);
    font-size: 13px;
    cursor: pointer;
    transition: all var(--nz-transition);
}

.nz-filter-btn:hover,
.nz-filter-btn.active {
    background: var(--nz-primary);
    color: #fff;
    border-color: var(--nz-primary);
}

.nz-gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
}

.nz-gallery-card {
    background: var(--nz-bg);
    border-radius: var(--nz-radius-lg);
    overflow: hidden;
    box-shadow: var(--nz-shadow);
    transition: all var(--nz-transition);
}

.nz-gallery-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--nz-shadow-lg);
}

.nz-gallery-card-wide {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.nz-gallery-image {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

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

.nz-gallery-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #fff;
}

.nz-badge-gaming { background: #e74c3c; }
.nz-badge-creator { background: #9b59b6; }
.nz-badge-business { background: #3498db; }
.nz-badge-collab { background: #f39c12; }
.nz-badge-special { background: linear-gradient(135deg, #667eea 0%, #764ba2 100%); }

.nz-gallery-info {
    padding: 25px;
}

.nz-gallery-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 15px;
}

.nz-gallery-specs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 15px;
}

.nz-spec-item {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 12px;
    color: var(--nz-text-light);
    background: var(--nz-bg-light);
    padding: 5px 10px;
    border-radius: 4px;
}

.nz-gallery-concept {
    font-size: 14px;
    line-height: 1.7;
    color: var(--nz-text-light);
    margin: 0 0 15px;
}

.nz-gallery-price {
    display: flex;
    align-items: center;
    gap: 10px;
}

.nz-price-label {
    font-size: 12px;
    color: var(--nz-text-muted);
}

.nz-price-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--nz-primary);
}

.nz-gallery-more {
    text-align: center;
    margin-top: 50px;
}

.nz-gallery-more-text {
    font-size: 15px;
    color: var(--nz-text-light);
    margin-bottom: 20px;
}

.nz-gallery-sns {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

/* ============================================
   レビュー
============================================ */
.nz-reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 25px;
}

.nz-review-card {
    background: var(--nz-bg);
    padding: 30px;
    border-radius: var(--nz-radius-lg);
    box-shadow: var(--nz-shadow);
}

.nz-review-rating {
    margin-bottom: 15px;
}

.nz-stars {
    color: #f4b942;
    font-size: 18px;
}

.nz-review-text {
    font-size: 14px;
    line-height: 1.8;
    color: var(--nz-text);
    margin: 0 0 15px;
}

.nz-review-author {
    font-size: 13px;
    color: var(--nz-text-muted);
}

/* ============================================
   プロフィール（店主紹介）
============================================ */
.nz-profile-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 50px;
    background: var(--nz-bg);
    padding: 50px;
    border-radius: var(--nz-radius-lg);
    box-shadow: var(--nz-shadow);
}

.nz-profile-image {
    position: relative;
}

.nz-profile-image img {
    width: 100%;
    border-radius: var(--nz-radius-lg);
}

.nz-profile-badge {
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--nz-primary);
    color: #fff;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.nz-profile-name {
    margin: 0 0 5px;
}

.nz-name-ja {
    font-size: 28px;
    font-weight: 700;
}

.nz-name-en {
    font-size: 18px;
    color: var(--nz-text-light);
    margin-left: 15px;
}

.nz-profile-title {
    font-size: 14px;
    color: var(--nz-text-muted);
    margin: 0 0 30px;
}

.nz-message-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--nz-primary);
    margin: 0 0 15px;
}

.nz-message-text {
    font-size: 15px;
    line-height: 2;
    color: var(--nz-text);
    margin: 0 0 20px;
}

.nz-message-signature {
    font-weight: 600;
}

.nz-details-title,
.nz-sns-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 30px 0 15px;
    padding-top: 20px;
    border-top: 1px solid var(--nz-border);
}

.nz-details-list {
    margin: 0;
}

.nz-detail-item {
    display: flex;
    gap: 15px;
    margin-bottom: 10px;
    font-size: 14px;
}

.nz-detail-label {
    width: 80px;
    color: var(--nz-text-muted);
    flex-shrink: 0;
}

.nz-detail-value {
    color: var(--nz-text);
}

.nz-sns-links {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.nz-sns-link {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 15px 20px;
    border-radius: var(--nz-radius);
    text-decoration: none;
    transition: all var(--nz-transition);
}

.nz-sns-twitter {
    background: #000;
    color: #fff;
}

.nz-sns-youtube {
    background: #ff0000;
    color: #fff;
}

.nz-sns-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--nz-shadow);
}

.nz-sns-icon {
    font-size: 20px;
}

.nz-sns-name {
    font-weight: 600;
}

.nz-sns-followers,
.nz-sns-desc {
    font-size: 12px;
    opacity: 0.8;
}

/* ============================================
   タイムライン（歴史）
============================================ */
.nz-timeline {
    max-width: 700px;
    margin: 0 auto;
    position: relative;
}

.nz-timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--nz-border);
}

.nz-timeline-item {
    padding-left: 60px;
    margin-bottom: 40px;
    position: relative;
}

.nz-timeline-marker {
    position: absolute;
    left: 12px;
    top: 5px;
    width: 18px;
    height: 18px;
    background: var(--nz-primary);
    border-radius: 50%;
    border: 3px solid var(--nz-bg);
    box-shadow: 0 0 0 2px var(--nz-primary);
}

.nz-timeline-date {
    display: inline-block;
    font-size: 13px;
    font-weight: 600;
    color: var(--nz-primary);
    background: var(--nz-bg-light);
    padding: 4px 12px;
    border-radius: 4px;
    margin-bottom: 10px;
}

.nz-timeline-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 10px;
}

.nz-timeline-desc {
    font-size: 14px;
    line-height: 1.8;
    color: var(--nz-text-light);
    margin: 0;
}

/* ============================================
   哲学（こだわり）
============================================ */
.nz-philosophy-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.nz-philosophy-card {
    background: var(--nz-bg);
    padding: 40px 30px;
    border-radius: var(--nz-radius-lg);
    box-shadow: var(--nz-shadow);
    text-align: center;
    border-top: 4px solid var(--nz-primary);
}

.nz-philosophy-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.nz-philosophy-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 15px;
}

.nz-philosophy-text {
    font-size: 14px;
    line-height: 1.8;
    color: var(--nz-text-light);
    margin: 0;
}

/* ============================================
   サポートページ
============================================ */
.nz-support-menu {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
    padding: 30px;
    background: var(--nz-bg-light);
    border-radius: var(--nz-radius-lg);
}

.nz-support-menu-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--nz-bg);
    border-radius: var(--nz-radius);
    text-decoration: none;
    color: var(--nz-text);
    font-weight: 600;
    transition: all var(--nz-transition);
}

.nz-support-menu-item:hover {
    background: var(--nz-primary);
    color: #fff;
    transform: translateY(-2px);
}

.nz-menu-icon {
    font-size: 18px;
}

/* HowTo ステップ */
.nz-howto-container {
    max-width: 800px;
    margin: 0 auto;
}

.nz-howto-step {
    display: flex;
    gap: 25px;
    margin-bottom: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid var(--nz-border);
}

.nz-howto-step:last-child {
    border-bottom: none;
}

.nz-step-number {
    width: 60px;
    height: 60px;
    background: var(--nz-primary);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    flex-shrink: 0;
}

.nz-step-content {
    flex: 1;
}

.nz-step-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 15px;
}

.nz-step-body {
    font-size: 14px;
    line-height: 1.8;
    color: var(--nz-text-light);
}

/* チェックリスト */
.nz-checklist {
    list-style: none;
    padding: 0;
    margin: 15px 0;
}

.nz-check-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    margin-bottom: 12px;
    font-size: 14px;
}

.nz-check-icon {
    flex-shrink: 0;
}

/* 順序付きリスト */
.nz-ordered-list {
    padding-left: 20px;
    margin: 15px 0;
}

.nz-ordered-list li {
    margin-bottom: 10px;
    font-size: 14px;
    line-height: 1.7;
}

/* アラート */
.nz-alert {
    display: flex;
    gap: 12px;
    padding: 15px 20px;
    border-radius: var(--nz-radius);
    margin: 20px 0;
}

.nz-alert-icon {
    font-size: 20px;
    flex-shrink: 0;
}

.nz-alert p {
    margin: 0;
    font-size: 14px;
    line-height: 1.7;
}

.nz-alert-warning {
    background: #fff3cd;
    border: 1px solid #ffc107;
    color: #856404;
}

.nz-alert-info {
    background: #d1ecf1;
    border: 1px solid #17a2b8;
    color: #0c5460;
}

.nz-alert-danger {
    background: #f8d7da;
    border: 1px solid #dc3545;
    color: #721c24;
}

/* トラブル対処 */
.nz-trouble-list {
    max-width: 800px;
    margin: 0 auto;
}

.nz-trouble-item {
    background: var(--nz-bg);
    border: 1px solid var(--nz-border);
    border-radius: var(--nz-radius);
    margin-bottom: 15px;
}

.nz-trouble-question {
    padding: 20px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 12px;
}

.nz-trouble-question::-webkit-details-marker {
    display: none;
}

.nz-trouble-icon {
    font-size: 24px;
}

.nz-trouble-answer {
    padding: 0 20px 20px 56px;
    font-size: 14px;
    line-height: 1.8;
}

.nz-trouble-answer h4 {
    font-size: 15px;
    font-weight: 600;
    color: var(--nz-text);
    margin: 0 0 10px;
}

.nz-trouble-contact {
    text-align: center;
    margin-top: 40px;
    padding: 30px;
    background: var(--nz-bg-light);
    border-radius: var(--nz-radius-lg);
}

.nz-trouble-contact p {
    margin: 0 0 20px;
    font-size: 15px;
}

/* 梱包オプション */
.nz-packing-options {
    margin: 20px 0;
}

.nz-packing-option {
    background: var(--nz-bg-light);
    padding: 20px;
    border-radius: var(--nz-radius);
    margin-bottom: 15px;
}

.nz-packing-best {
    background: #d4edda;
    border: 1px solid #28a745;
}

.nz-option-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--nz-text);
    margin: 0 0 10px;
}

/* 発送先住所 */
.nz-shipping-address {
    background: var(--nz-bg-light);
    padding: 20px;
    border-radius: var(--nz-radius);
    margin-top: 20px;
}

.nz-shipping-address h4 {
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 10px;
}

.nz-shipping-address address {
    font-style: normal;
    font-size: 14px;
    line-height: 1.8;
}

/* 保証 */
.nz-warranty-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.nz-warranty-card {
    background: var(--nz-bg);
    padding: 30px;
    border-radius: var(--nz-radius-lg);
    box-shadow: var(--nz-shadow);
    text-align: center;
}

.nz-warranty-title {
    font-size: 18px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 15px;
}

.nz-warranty-period {
    margin-bottom: 20px;
}

.nz-period-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--nz-primary);
}

.nz-period-unit {
    font-size: 18px;
    color: var(--nz-text-light);
}

.nz-warranty-desc {
    font-size: 14px;
    line-height: 1.7;
    color: var(--nz-text-light);
    margin: 0 0 15px;
    text-align: left;
}

.nz-warranty-list {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: left;
}

.nz-warranty-list li {
    padding: 8px 0;
    border-bottom: 1px solid var(--nz-border);
    font-size: 14px;
}

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

.nz-warranty-exclusions {
    grid-column: 1 / -1;
    background: var(--nz-bg-light);
    padding: 30px;
    border-radius: var(--nz-radius-lg);
}

.nz-exclusions-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--nz-text);
    margin: 0 0 15px;
}

.nz-exclusions-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 10px;
    list-style: none;
    padding: 0;
    margin: 0;
}

.nz-exclusions-list li {
    font-size: 14px;
    color: var(--nz-text-light);
    padding-left: 20px;
    position: relative;
}

.nz-exclusions-list li::before {
    content: '✕';
    position: absolute;
    left: 0;
    color: var(--nz-danger);
}

/* 知識コンテンツ */
.nz-knowledge-category {
    background: var(--nz-bg);
    border-radius: var(--nz-radius-lg);
    box-shadow: var(--nz-shadow);
    margin-bottom: 40px;
    overflow: hidden;
}

.nz-category-header {
    background: linear-gradient(135deg, var(--nz-primary) 0%, var(--nz-primary-light) 100%);
    color: #fff;
    padding: 30px;
    display: flex;
    align-items: center;
    gap: 20px;
    flex-wrap: wrap;
}

.nz-category-icon {
    font-size: 40px;
}

.nz-category-title {
    font-size: 22px;
    font-weight: 700;
    margin: 0;
}

.nz-category-desc {
    width: 100%;
    margin: 10px 0 0;
    font-size: 14px;
    opacity: 0.9;
}

.nz-article-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nz-article-item {
    border-bottom: 1px solid var(--nz-border);
}

.nz-article-item:last-child {
    border-bottom: none;
}

.nz-article-link {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 25px 30px;
    text-decoration: none;
    transition: background var(--nz-transition);
}

.nz-article-link:hover {
    background: var(--nz-bg-light);
}

.nz-article-icon {
    font-size: 32px;
    flex-shrink: 0;
}

.nz-article-info {
    flex: 1;
}

.nz-article-title {
    font-size: 17px;
    font-weight: 600;
    color: var(--nz-text);
    margin: 0 0 8px;
}

.nz-article-excerpt {
    font-size: 14px;
    color: var(--nz-text-light);
    margin: 0 0 10px;
}

.nz-article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    font-size: 12px;
}

.nz-read-time {
    color: var(--nz-text-muted);
}

.nz-difficulty {
    padding: 3px 10px;
    border-radius: 4px;
    font-weight: 600;
}

.nz-difficulty-beginner {
    background: #d4edda;
    color: #155724;
}

.nz-difficulty-intermediate {
    background: #fff3cd;
    color: #856404;
}

.nz-difficulty-advanced {
    background: #f8d7da;
    color: #721c24;
}

.nz-article-arrow {
    font-size: 20px;
    color: var(--nz-primary);
    flex-shrink: 0;
}

/* ============================================
   レスポンシブ
============================================ */
@media (max-width: 768px) {
    .nz-hero-section {
        padding: 40px 25px;
    }
    
    .nz-hero-cta {
        flex-direction: column;
    }
    
    .nz-btn {
        width: 100%;
    }
    
    .nz-profile-card {
        grid-template-columns: 1fr;
        padding: 30px;
        gap: 30px;
    }
    
    .nz-profile-image {
        max-width: 250px;
        margin: 0 auto;
    }
    
    .nz-gallery-card-wide {
        grid-template-columns: 1fr;
    }
    
    .nz-flow-step {
        flex-direction: column;
        gap: 15px;
    }
    
    .nz-flow-step:not(:last-child)::before {
        display: none;
    }
    
    .nz-howto-step {
        flex-direction: column;
        gap: 15px;
    }
    
    .nz-trouble-answer {
        padding-left: 20px;
    }
    
    .nz-timeline::before {
        left: 10px;
    }
    
    .nz-timeline-item {
        padding-left: 40px;
    }
    
    .nz-timeline-marker {
        left: 2px;
        width: 16px;
        height: 16px;
    }
    
    .nz-support-menu {
        padding: 20px;
    }
    
    .nz-support-menu-item {
        width: 100%;
        justify-content: center;
    }
    
    .nz-cta-buttons {
        flex-direction: column;
    }
    
    .nz-cta-contact {
        flex-direction: column;
        gap: 10px;
    }
    
    .nz-article-link {
        padding: 20px;
        gap: 15px;
    }
    
    .nz-article-icon {
        font-size: 24px;
    }
}

/* SP専用改行 */
.sp-only {
    display: none;
}

@media (max-width: 480px) {
    .sp-only {
        display: inline;
    }
}

/* アニメーション */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}