/**
 * Features Page Styles
 * 
 * キックオフウェブのこだわり（特長詳細）ページ専用のスタイル
 * BEM形式: .features-page__Block__Element--Modifier
 * 
 * @package KICKOFF_WEB_Theme
 */

/* ============================================
   基本スタイル
   ============================================ */
.features-page {
    padding: var(--spacing-3xl) var(--spacing-md);
    background-color: var(--color-white);
}

.features-page__container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* ============================================
   ヘッダー
   ============================================ */
.features-page__header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
    padding-bottom: var(--spacing-2xl);
    border-bottom: 3px solid var(--color-primary);
}

.features-page__title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--spacing-md) 0;
    letter-spacing: 0.05em;
}

.features-page__subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.8;
    margin: 0;
}

/* ============================================
   セクション共通スタイル
   ============================================ */
.features-page__section {
    margin-bottom: var(--spacing-3xl);
    padding: var(--spacing-3xl) var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius);
}

.features-page__section-header {
    text-align: center;
    margin-bottom: var(--spacing-3xl);
}

.features-page__section-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-lg);
    line-height: 1;
}

.features-page__section-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--spacing-md) 0;
    letter-spacing: 0.05em;
}

.features-page__section-lead {
    font-size: var(--font-size-xl);
    color: var(--color-text-light);
    line-height: 1.8;
    margin: 0;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* ============================================
   格安で高品質
   ============================================ */
.features-page__benefits {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-xl);
    max-width: 1000px;
    margin: 0 auto;
}

.features-page__benefit {
    padding: var(--spacing-lg);
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.features-page__benefit:hover {
    transform: translateY(-4px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

.features-page__benefit-icon {
    font-size: 48px;
    margin-bottom: var(--spacing-md);
    line-height: 1;
}

.features-page__benefit-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--spacing-sm) 0;
}

.features-page__benefit-text {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    line-height: 1.8;
    margin: 0;
}

/* ============================================
   最短1週間で公開できる理由
   ============================================ */
.features-page__comparison {
    max-width: 1000px;
    margin: 0 auto var(--spacing-3xl);
    background-color: var(--color-white);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.features-page__comparison-table {
    width: 100%;
    border-collapse: collapse;
    table-layout: fixed;
}

.features-page__comparison-table thead {
    background: linear-gradient(135deg, #f5f5f5 0%, #e0e0e0 100%);
}

.features-page__comparison-table thead tr {
    border-bottom: 3px solid var(--color-primary);
}

.features-page__comparison-th {
    padding: var(--spacing-lg);
    text-align: center;
    vertical-align: middle;
}

.features-page__comparison-th--step {
    width: 200px;
    min-width: 200px;
    background-color: #f9f9f9;
    font-size: var(--font-size-base);
    font-weight: 700;
    color: var(--color-text);
    border-right: 2px solid #d0d0d0;
}

.features-page__comparison-th--normal {
    width: 40%;
    background-color: #f5f5f5;
    border-right: 2px solid #d0d0d0;
}

.features-page__comparison-th--kickoff {
    width: 40%;
    background: linear-gradient(135deg, var(--color-primary) 0%, #2d4a6b 100%);
    color: var(--color-white);
}

.features-page__comparison-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0 0 var(--spacing-xs) 0;
}

.features-page__comparison-th--kickoff .features-page__comparison-title {
    color: var(--color-white);
}

.features-page__comparison-subtitle {
    font-size: var(--font-size-base);
    font-weight: 600;
    margin: 0;
    opacity: 0.9;
}

.features-page__comparison-th--kickoff .features-page__comparison-subtitle {
    color: var(--color-white);
    opacity: 0.95;
}

.features-page__comparison-row {
    transition: background-color var(--transition-base);
    border-bottom: 1px solid #e0e0e0;
}

.features-page__comparison-row:last-child {
    border-bottom: none;
}

.features-page__comparison-row:hover {
    background-color: #fafafa;
}

.features-page__comparison-step-label {
    padding: var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    background-color: #f9f9f9;
    text-align: left;
    vertical-align: middle;
    border-right: 1px solid #e0e0e0;
    word-break: keep-all;
}

.features-page__comparison-cell {
    padding: var(--spacing-lg);
    vertical-align: middle;
    border-right: 1px solid #e0e0e0;
    text-align: left;
}

.features-page__comparison-cell--normal {
    background-color: var(--color-white);
}

.features-page__comparison-cell--kickoff {
    background-color: #f9f9f9;
    border-right: none;
}

.features-page__comparison-cell--done {
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.05) 0%, rgba(26, 54, 93, 0.1) 100%);
    position: relative;
}

.features-page__comparison-cell--done::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(26, 54, 93, 0.03) 10px,
        rgba(26, 54, 93, 0.03) 20px
    );
    pointer-events: none;
}

.features-page__comparison-check {
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--color-primary);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    vertical-align: middle;
}

.features-page__comparison-done {
    width: 32px;
    height: 32px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #4CAF50 0%, #45a049 100%);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 12px;
    font-weight: 700;
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
    position: relative;
    z-index: 1;
    vertical-align: middle;
}

.features-page__comparison-text {
    font-size: var(--font-size-base);
    font-weight: 600;
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    display: inline-block;
    vertical-align: middle;
    margin-left: var(--spacing-sm);
}

.features-page__comparison-cell--done .features-page__comparison-text {
    color: var(--color-primary);
    font-weight: 700;
}

/* 説明セクション */
.features-page__explanation {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-2xl);
    background: linear-gradient(135deg, #f9f9f9 0%, #ffffff 100%);
    border-radius: var(--border-radius);
    border: 2px solid var(--color-primary);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.features-page__explanation-content {
    text-align: center;
}

.features-page__explanation-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--spacing-lg) 0;
    letter-spacing: 0.05em;
}

.features-page__explanation-text {
    font-size: var(--font-size-lg);
    color: var(--color-text);
    line-height: 1.8;
    margin: 0 0 var(--spacing-lg) 0;
}

.features-page__explanation-note {
    font-size: var(--font-size-base);
    color: var(--color-text-light);
    line-height: 1.6;
    margin: 0;
    padding: var(--spacing-md);
    background-color: rgba(26, 54, 93, 0.05);
    border-radius: var(--border-radius);
    border-left: 4px solid var(--color-primary);
}

/* ============================================
   簡単運用
   ============================================ */

/* 上段：Instagram自動反映 */
.features-page__instagram-section {
    max-width: 1000px;
    margin: 0 auto var(--spacing-3xl);
}

.features-page__instagram-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.features-page__instagram-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0 0 var(--spacing-md) 0;
    letter-spacing: 0.05em;
}

.features-page__instagram-images {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xl);
    flex-wrap: wrap;
}

.features-page__instagram-image-wrapper {
    flex: 1;
    min-width: 280px;
    max-width: 320px;
    overflow: hidden;
}

.features-page__instagram-image {
    width: 100%;
    height: auto;
    display: block;
}

.features-page__instagram-arrow {
    flex-shrink: 0;
    color: var(--color-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
}

.features-page__instagram-arrow svg {
    width: 100%;
    height: 100%;
}

/* 下段：管理画面の操作 */
.features-page__management {
    max-width: 1000px;
    margin: 0 auto;
    padding-top: var(--spacing-3xl);
    border-top: 2px solid #e0e0e0;
}

.features-page__management-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.features-page__management-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
    letter-spacing: 0.05em;
}

.features-page__management-description {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
    line-height: 1.8;
    margin: 0;
}

.features-page__management-videos {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-2xl);
}

.features-page__management-video-item {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.features-page__management-video-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
    text-align: center;
    letter-spacing: 0.05em;
}

.features-page__management-video-wrapper {
    width: 100%;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.15);
    background-color: var(--color-white);
}

.features-page__management-video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: 8px;
}

/* ============================================
   レスポンシブ対応（タブレット）
   ============================================ */
@media (max-width: 991px) {
    .features-page {
        padding: var(--spacing-2xl) var(--spacing-md);
    }
    
    .features-page__header {
        margin-bottom: var(--spacing-2xl);
        padding-bottom: var(--spacing-xl);
    }
    
    .features-page__title {
        font-size: var(--font-size-2xl);
    }
    
    .features-page__section {
        margin-bottom: var(--spacing-2xl);
        padding: var(--spacing-2xl) var(--spacing-md);
    }
    
    .features-page__section-icon {
        font-size: 56px;
    }
    
    .features-page__section-title {
        font-size: var(--font-size-2xl);
    }
    
    .features-page__section-lead {
        font-size: var(--font-size-lg);
    }
    
    .features-page__benefits {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .features-page__comparison {
        margin-bottom: var(--spacing-2xl);
        overflow-x: auto;
    }
    
    .features-page__comparison-table {
        min-width: 600px;
    }
    
    .features-page__comparison-th--step {
        width: 150px;
    }
    
    .features-page__comparison-step-label {
        padding: var(--spacing-md);
        font-size: 14px;
    }
    
    .features-page__comparison-cell {
        padding: var(--spacing-md);
    }
    
    .features-page__explanation {
        padding: var(--spacing-xl);
    }
    
    .features-page__explanation-title {
        font-size: var(--font-size-xl);
    }
    
    .features-page__explanation-text {
        font-size: var(--font-size-base);
    }
    
    .features-page__instagram-section {
        margin-bottom: var(--spacing-2xl);
    }
    
    .features-page__instagram-images {
        gap: var(--spacing-lg);
    }
    
    .features-page__instagram-image-wrapper {
        min-width: 240px;
        max-width: 350px;
    }
    
    .features-page__instagram-arrow {
        width: 40px;
        height: 40px;
    }
    
    .features-page__management {
        padding-top: var(--spacing-2xl);
    }
    
    .features-page__management-videos {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }
}

/* ============================================
   レスポンシブ対応（スマホ）
   ============================================ */
@media (max-width: 575px) {
    .features-page {
        padding: var(--spacing-xl) var(--spacing-sm);
    }
    
    .features-page__header {
        margin-bottom: var(--spacing-xl);
        padding-bottom: var(--spacing-lg);
    }
    
    .features-page__title {
        font-size: var(--font-size-xl);
    }
    
    .features-page__subtitle {
        font-size: var(--font-size-base);
    }
    
    .features-page__section {
        margin-bottom: var(--spacing-xl);
        padding: var(--spacing-xl) var(--spacing-sm);
    }
    
    .features-page__section-icon {
        font-size: 48px;
        margin-bottom: var(--spacing-md);
    }
    
    .features-page__section-title {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-sm);
    }
    
    .features-page__section-lead {
        font-size: var(--font-size-base);
    }
    
    .features-page__benefit {
        padding: var(--spacing-lg);
    }
    
    .features-page__benefit-icon {
        font-size: 40px;
    }
    
    .features-page__benefit-title {
        font-size: var(--font-size-lg);
    }
    
    .features-page__comparison {
        margin-bottom: var(--spacing-xl);
        overflow-x: auto;
    }
    
    .features-page__comparison-table {
        min-width: 500px;
        font-size: 14px;
    }
    
    .features-page__comparison-th {
        padding: var(--spacing-md);
    }
    
    .features-page__comparison-th--step {
        width: 120px;
    }
    
    .features-page__comparison-title {
        font-size: var(--font-size-lg);
    }
    
    .features-page__comparison-subtitle {
        font-size: 13px;
    }
    
    .features-page__comparison-step-label {
        padding: var(--spacing-sm);
        font-size: 13px;
    }
    
    .features-page__comparison-cell {
        padding: var(--spacing-sm);
    }
    
    .features-page__comparison-check {
        width: 20px;
        height: 20px;
        font-size: 12px;
    }
    
    .features-page__comparison-done {
        width: 28px;
        height: 28px;
        font-size: 11px;
    }
    
    .features-page__comparison-text {
        font-size: 13px;
        white-space: normal;
    }
    
    .features-page__explanation {
        padding: var(--spacing-lg);
    }
    
    .features-page__explanation-title {
        font-size: var(--font-size-lg);
        margin-bottom: var(--spacing-md);
    }
    
    .features-page__explanation-text {
        font-size: 14px;
        margin-bottom: var(--spacing-md);
    }
    
    .features-page__explanation-note {
        font-size: 13px;
        padding: var(--spacing-sm);
    }
    
    .features-page__instagram-section {
        margin-bottom: var(--spacing-xl);
    }
    
    .features-page__instagram-header {
        margin-bottom: var(--spacing-xl);
    }
    
    .features-page__instagram-title {
        font-size: var(--font-size-xl);
        margin-bottom: var(--spacing-sm);
    }
    
    .features-page__instagram-images {
        flex-direction: column;
        gap: var(--spacing-md);
    }
    
    .features-page__instagram-image-wrapper {
        min-width: 100%;
        max-width: 100%;
        width: 100%;
        padding: 0 var(--spacing-sm);
    }
    
    .features-page__instagram-arrow {
        width: 32px;
        height: 32px;
        transform: rotate(90deg);
    }
    
    .features-page__management {
        padding-top: var(--spacing-xl);
    }
    
    .features-page__management-header {
        margin-bottom: var(--spacing-xl);
    }
    
    .features-page__management-title {
        font-size: var(--font-size-xl);
    }
    
    .features-page__management-videos {
        grid-template-columns: 1fr;
        gap: var(--spacing-xl);
    }
    
    .features-page__management-video-title {
        font-size: var(--font-size-lg);
    }
}