/* ========================================
   システム開発パッケージ詳細ページ専用CSS
   ======================================== */

/* カラーパレット（system-development.cssと同じ） */
:root {
    --system-color-primary: #333333;
    --system-color-secondary: #666666;
    --system-color-accent: #B8860B;
    --system-color-bg-light: #FAFAFA;
    --system-color-bg-white: #FFFFFF;
    --system-color-border: #E0E0E0;
    --system-color-text: #333333;
    --system-color-text-light: #666666;
    --system-color-success: #4CAF50;
}

/* ========================================
   パンくずリスト
   ======================================== */
.breadcrumb {
    background: var(--system-color-bg-light);
    padding: 16px 0;
    border-bottom: 1px solid var(--system-color-border);
}

.breadcrumb-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
    font-size: 14px;
}

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

.breadcrumb-list li:not(:last-child)::after {
    content: '›';
    margin-left: 8px;
    color: var(--system-color-secondary);
}

.breadcrumb-list a {
    color: var(--system-color-secondary);
    text-decoration: none;
    transition: color 0.3s ease;
}

.breadcrumb-list a:hover {
    color: var(--system-color-accent);
}

.breadcrumb-list li:last-child {
    color: var(--system-color-text);
    font-weight: 500;
}

/* ========================================
   ページヘッダー
   ======================================== */
.packages-header {
    background: linear-gradient(135deg, #F5F5F5 0%, #FFFFFF 100%);
    padding: 60px 0;
    text-align: center;
    border-bottom: 1px solid var(--system-color-border);
}

.packages-header__title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    color: var(--system-color-primary);
    margin-bottom: 16px;
}

.packages-header__subtitle {
    font-size: clamp(14px, 2vw, 16px);
    line-height: 1.8;
    color: var(--system-color-secondary);
}

/* ========================================
   パッケージ詳細
   ======================================== */
.package-detail {
    padding: 80px 0;
    background: var(--system-color-bg-white);
}

.package-detail--alt {
    background: var(--system-color-bg-light);
}

.package-detail__header {
    display: grid;
    grid-template-columns: auto 1fr auto;
    gap: 32px;
    align-items: center;
    padding: 40px;
    background: var(--system-color-bg-light);
    border: 2px solid var(--system-color-border);
    margin-bottom: 48px;
    position: relative;
}

.package-detail--alt .package-detail__header {
    background: var(--system-color-bg-white);
    border-color: var(--system-color-accent);
}

.package-detail__badge {
    position: absolute;
    top: 16px;
    right: 16px;
    background: var(--system-color-accent);
    color: #FFFFFF;
    padding: 6px 16px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.package-detail__icon {
    width: 100px;
    height: 100px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--system-color-primary);
    color: #FFFFFF;
    font-size: 48px;
    border-radius: 50%;
    flex-shrink: 0;
}

.package-detail__icon--accent {
    background: var(--system-color-accent);
}

.package-detail__title-area {
    flex: 1;
}

.package-detail__name {
    font-size: clamp(24px, 3vw, 32px);
    font-weight: 700;
    color: var(--system-color-primary);
    margin-bottom: 8px;
}

.package-detail__tagline {
    font-size: 16px;
    color: var(--system-color-secondary);
}

.package-detail__price-area {
    text-align: right;
}

.package-detail__price {
    margin-bottom: 8px;
}

.package-detail__amount {
    font-size: 48px;
    font-weight: 700;
    color: var(--system-color-accent);
    line-height: 1;
}

.package-detail__unit {
    font-size: 24px;
    font-weight: 400;
    color: var(--system-color-secondary);
    margin-left: 4px;
}

.package-detail__period {
    font-size: 14px;
    color: var(--system-color-secondary);
}

.package-detail__content {
    max-width: 1200px;
    margin: 0 auto;
}

.package-detail__section {
    margin-bottom: 64px;
}

.package-detail__section:last-child {
    margin-bottom: 0;
}

.package-detail__section--highlight {
    background: rgba(184, 134, 11, 0.03);
    border-left: 4px solid var(--system-color-accent);
    padding: 32px;
}

.package-detail__section-title {
    font-size: clamp(20px, 3vw, 24px);
    font-weight: 600;
    color: var(--system-color-primary);
    margin-bottom: 24px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.package-detail__section-title i {
    color: var(--system-color-accent);
}

.package-detail__list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.package-detail__list li {
    padding: 16px 16px 16px 48px;
    background: var(--system-color-bg-light);
    margin-bottom: 12px;
    position: relative;
}

.package-detail--alt .package-detail__list li {
    background: var(--system-color-bg-white);
}

.package-detail__list li::before {
    content: '✓';
    position: absolute;
    left: 16px;
    top: 16px;
    color: var(--system-color-accent);
    font-weight: 700;
    font-size: 18px;
}

.package-detail__list li:last-child {
    margin-bottom: 0;
}

/* 機能グリッド */
.package-detail__features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.feature-item {
    background: var(--system-color-bg-white);
    border: 1px solid var(--system-color-border);
    padding: 24px;
    transition: all 0.3s ease;
}

.package-detail--alt .feature-item {
    background: var(--system-color-bg-light);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.feature-item__icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--system-color-accent);
    color: #FFFFFF;
    font-size: 28px;
    border-radius: 50%;
    margin-bottom: 16px;
}

.feature-item__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--system-color-primary);
    margin-bottom: 12px;
}

.feature-item__text {
    font-size: 14px;
    line-height: 1.8;
    color: var(--system-color-text);
}

/* ROIカード */
.roi-card {
    background: var(--system-color-bg-white);
    border: 1px solid var(--system-color-border);
    overflow: hidden;
}

.roi-card__main {
    background: var(--system-color-accent);
    color: #FFFFFF;
    padding: 32px;
    text-align: center;
}

.roi-card__label {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.9;
}

.roi-card__value {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 12px;
}

.roi-card__value--large {
    font-size: 56px;
}

.roi-card__value--custom {
    font-size: 36px;
}

.roi-card__note {
    font-size: 13px;
    opacity: 0.9;
}

.roi-card__breakdown {
    padding: 32px;
}

.roi-card__breakdown-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--system-color-primary);
    margin-bottom: 16px;
}

.roi-card__breakdown ul {
    list-style: none;
    padding: 0;
    margin: 0 0 24px 0;
}

.roi-card__breakdown li {
    display: flex;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid var(--system-color-border);
}

.roi-card__breakdown li:last-child {
    border-bottom: none;
}

.roi-card__item-label {
    color: var(--system-color-secondary);
    font-size: 15px;
}

.roi-card__item-value {
    color: var(--system-color-text);
    font-weight: 500;
    font-size: 15px;
}

.roi-card__total {
    background: rgba(184, 134, 11, 0.05);
    padding: 16px;
    border-left: 3px solid var(--system-color-accent);
    font-size: 15px;
    line-height: 1.8;
}

.roi-card__total strong {
    color: var(--system-color-accent);
    font-weight: 600;
}

.roi-card__highlight {
    display: block;
    font-size: 18px;
    color: var(--system-color-accent);
    font-weight: 700;
    margin-top: 8px;
}

/* 現場感覚の補足ボックス（事務ゼロ化パック用） */
.roi-insight {
    margin-top: 24px;
    padding: 20px;
    background: linear-gradient(135deg, #FFF9E6 0%, #FFFBF0 100%);
    border-left: 4px solid var(--system-color-accent);
    border-radius: 4px;
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.roi-insight i {
    color: var(--system-color-accent);
    font-size: 24px;
    margin-top: 4px;
    flex-shrink: 0;
}

.roi-insight p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--system-color-primary);
    margin: 0;
}

.roi-insight strong {
    color: var(--system-color-accent);
    font-weight: 700;
}

/* ROI強調ボックス（売上最大化パック用） */
.roi-highlight {
    margin-top: 24px;
    padding: 20px;
    background: linear-gradient(135deg, #E6F7FF 0%, #F0FAFF 100%);
    border-left: 4px solid #1890ff;
    border-radius: 4px;
    display: flex;
    gap: 16px;
    align-items: center;
}

.roi-highlight i {
    color: #1890ff;
    font-size: 24px;
    flex-shrink: 0;
}

.roi-highlight p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--system-color-primary);
    margin: 0;
}

.roi-highlight strong {
    color: #1890ff;
    font-weight: 700;
}

/* メリットリスト */
.package-detail__benefits {
    list-style: none;
    padding: 0;
    margin: 0;
}

.package-detail__benefits li {
    display: flex;
    gap: 16px;
    padding: 20px;
    background: var(--system-color-bg-light);
    margin-bottom: 16px;
    border-left: 3px solid var(--system-color-accent);
    transition: all 0.3s ease;
}

.package-detail--alt .package-detail__benefits li {
    background: var(--system-color-bg-white);
}

.package-detail__benefits li:hover {
    transform: translateX(4px);
    background: rgba(184, 134, 11, 0.05);
}

.package-detail__benefits li:last-child {
    margin-bottom: 0;
}

.package-detail__benefits li i {
    color: var(--system-color-accent);
    font-size: 24px;
    margin-top: 2px;
    flex-shrink: 0;
}

.package-detail__benefits li strong {
    color: var(--system-color-primary);
    font-weight: 600;
}

.package-detail__benefits li div {
    flex: 1;
    font-size: 15px;
    line-height: 1.8;
    color: var(--system-color-text);
}

/* 開発フロー */
.development-flow {
    display: flex;
    flex-direction: column;
    gap: 32px;
}

.flow-step {
    display: flex;
    gap: 24px;
}

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

.flow-step__content {
    flex: 1;
    background: var(--system-color-bg-light);
    padding: 24px;
    border: 1px solid var(--system-color-border);
}

.package-detail--alt .flow-step__content {
    background: var(--system-color-bg-white);
}

.flow-step__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--system-color-primary);
    margin-bottom: 12px;
}

.flow-step__text {
    font-size: 15px;
    line-height: 1.8;
    color: var(--system-color-text);
}

/* CTA */
.package-detail__cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    margin-top: 64px;
    flex-wrap: wrap;
}

/* ========================================
   よくある質問
   ======================================== */
.packages-faq {
    padding: 80px 0;
    background: var(--system-color-bg-light);
}

.section-title {
    text-align: center;
    margin-bottom: 48px;
}

.section-title__main {
    display: block;
    font-size: clamp(28px, 4vw, 36px);
    font-weight: 700;
    color: var(--system-color-primary);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--system-color-bg-white);
    border: 1px solid var(--system-color-border);
    margin-bottom: 16px;
    overflow: hidden;
}

.faq-item:last-child {
    margin-bottom: 0;
}

.faq-item__question {
    font-size: 18px;
    font-weight: 600;
    color: var(--system-color-primary);
    padding: 24px;
    margin: 0;
    cursor: pointer;
    display: flex;
    align-items: flex-start;
    gap: 12px;
    transition: background 0.3s ease;
}

.faq-item__question:hover {
    background: var(--system-color-bg-light);
}

.faq-item__question i {
    color: var(--system-color-accent);
    font-size: 20px;
    margin-top: 2px;
    flex-shrink: 0;
}

.faq-item__answer {
    padding: 0 24px 24px 56px;
}

.faq-item__answer p {
    font-size: 15px;
    line-height: 1.8;
    color: var(--system-color-text);
}

/* ========================================
   最終CTA
   ======================================== */
.packages-final-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #F8F8F8 0%, #FFFFFF 100%);
    color: var(--system-color-primary);
    border-top: 1px solid var(--system-color-border);
    border-bottom: 1px solid var(--system-color-border);
}

.packages-final-cta__content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.packages-final-cta__title {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 700;
    margin-bottom: 24px;
}

.packages-final-cta__text {
    font-size: clamp(14px, 2vw, 16px);
    line-height: 1.8;
    margin-bottom: 40px;
    opacity: 0.95;
}

.packages-final-cta__buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ========================================
   ボタン
   ======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
}

.btn--large {
    padding: 20px 40px;
    font-size: 18px;
}

.btn-primary {
    background: var(--system-color-accent);
    color: #FFFFFF;
    border-color: var(--system-color-accent);
}

.btn-primary:hover {
    background: #9A6F09;
    border-color: #9A6F09;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(184, 134, 11, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--system-color-primary);
    border-color: var(--system-color-primary);
}

.btn-outline:hover {
    background: var(--system-color-primary);
    color: #FFFFFF;
    transform: translateY(-2px);
}

.packages-final-cta .btn-outline {
    color: var(--system-color-primary);
    border-color: var(--system-color-primary);
    border-width: 2px;
}

.packages-final-cta .btn-outline:hover {
    background: var(--system-color-primary);
    color: #FFFFFF;
}

/* ========================================
   レスポンシブ対応
   ======================================== */
@media (max-width: 1024px) {
    .package-detail__header {
        grid-template-columns: 1fr;
        gap: 24px;
        text-align: center;
        justify-items: center;
    }

    .package-detail__price-area {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .packages-header {
        padding: 40px 0;
    }

    .package-detail {
        padding: 60px 0;
    }

    .package-detail__header {
        padding: 24px;
    }

    .package-detail__icon {
        width: 80px;
        height: 80px;
        font-size: 36px;
    }

    .package-detail__amount {
        font-size: 40px;
    }

    .package-detail__section {
        margin-bottom: 48px;
    }

    .package-detail__section--highlight {
        padding: 24px 16px;
    }

    .package-detail__features-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .feature-item {
        padding: 20px 16px;
    }

    .feature-item__icon {
        width: 50px;
        height: 50px;
        font-size: 24px;
    }

    .roi-card__main {
        padding: 24px;
    }

    .roi-card__value {
        font-size: 40px;
    }

    .roi-card__value--large {
        font-size: 44px;
    }

    .roi-card__value--custom {
        font-size: 28px;
    }

    .roi-card__breakdown {
        padding: 24px 16px;
    }

    .roi-card__breakdown li {
        flex-direction: column;
        gap: 4px;
    }

    .flow-step {
        gap: 16px;
    }

    .flow-step__number {
        width: 50px;
        height: 50px;
        font-size: 20px;
    }

    .flow-step__content {
        padding: 16px;
    }

    .package-detail__cta {
        flex-direction: column;
    }

    .package-detail__cta .btn {
        width: 100%;
    }

    .packages-faq {
        padding: 60px 0;
    }

    .faq-item__question {
        font-size: 16px;
        padding: 20px 16px;
    }

    .faq-item__answer {
        padding: 0 16px 20px 48px;
    }

    .packages-final-cta {
        padding: 60px 0;
    }

    .packages-final-cta__buttons {
        flex-direction: column;
    }

    .packages-final-cta__buttons .btn {
        width: 100%;
    }
}

/* ========================================
   印刷用スタイル
   ======================================== */
@media print {
    .package-detail,
    .packages-final-cta {
        background: #FFFFFF !important;
        color: #000000 !important;
    }

    .btn {
        border: 1px solid #000000 !important;
    }

    .breadcrumb,
    .packages-final-cta {
        display: none;
    }
}