/* ========================================
   FEATURES.CSS - features.html専用スタイル
   機能詳細、利用シーン、ベストプラクティス
   ======================================== */

/* Features Detail Page */
.features-detail {
    padding: 80px 0;
    background: #F9FAFB;
}

.features-detail-grid {
    display: grid;
    gap: 32px;
}

.feature-detail-card {
    background: #fff;
    border-radius: 14px;
    padding: 32px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.feature-detail-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #9810FA 0%, #155DFC 100%);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.feature-detail-icon img {
    width: 28px;
    height: 28px;
}

.feature-detail-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
}

.feature-detail-description {
    font-size: 16px;
    color: #4A5565;
    margin-bottom: 24px;
    line-height: 1.6;
}

.feature-detail-tips {
    background: #F9FAFB;
    border-left: 4px solid #9810FA;
    padding: 20px;
    border-radius: 8px;
}

.feature-detail-tips h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 12px;
}

.feature-detail-tips ul {
    list-style: none;
    padding: 0;
}

.feature-detail-tips li {
    padding-left: 20px;
    position: relative;
    margin-bottom: 8px;
    font-size: 14px;
    color: #4A5565;
    line-height: 1.6;
}

.feature-detail-tips li:before {
    content: "→";
    position: absolute;
    left: 0;
    color: #9810FA;
}

/* Usage Scenarios */
.usage-scenarios {
    padding: 80px 0;
    background: #fff;
}

.scenarios-grid {
    display: grid;
    gap: 32px;
}

.scenario-card {
    background: #F9FAFB;
    border-radius: 14px;
    padding: 32px;
    border: 1px solid #E5E7EB;
}

.scenario-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.scenario-card h3 {
    font-size: 22px;
    margin-bottom: 16px;
}

.scenario-description {
    font-size: 16px;
    color: #4A5565;
    margin-bottom: 24px;
}

.scenario-steps {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-bottom: 24px;
}

.scenario-step {
    display: flex;
    gap: 16px;
    align-items: flex-start;
}

.step-number {
    width: 32px;
    height: 32px;
    background: linear-gradient(135deg, #9810FA 0%, #155DFC 100%);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    flex-shrink: 0;
}

.scenario-step p {
    font-size: 14px;
    color: #4A5565;
    line-height: 1.6;
}

.scenario-tip {
    background: #fff;
    padding: 16px;
    border-radius: 8px;
    border: 1px solid #E5E7EB;
    font-size: 14px;
    color: #4A5565;
}

.scenario-tip strong {
    color: #101828;
}

/* Best Practices */
.best-practices {
    padding: 80px 0;
    background: linear-gradient(135deg, rgba(152, 16, 250, 0.05) 0%, rgba(21, 93, 252, 0.05) 100%);
}

.best-practices-content h2 {
    text-align: center;
    font-size: 32px;
    margin-bottom: 48px;
}

.practices-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.practice-card {
    background: #fff;
    border-radius: 14px;
    padding: 32px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

.practice-icon {
    font-size: 40px;
    margin-bottom: 16px;
}

.practice-card h3 {
    font-size: 20px;
    margin-bottom: 16px;
}

.practice-card ul {
    list-style: none;
    padding: 0;
}

.practice-card li {
    padding-left: 20px;
    position: relative;
    margin-bottom: 8px;
    font-size: 14px;
    color: #4A5565;
    line-height: 1.6;
}

.practice-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #9810FA;
}

/* Responsive Styles - features.html */
@media (max-width: 768px) {
    .practices-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 600px) {
    .features-detail,
    .usage-scenarios,
    .best-practices {
        padding: 60px 0;
    }
}