.section-title {
    text-align: center;
    margin-bottom: 3vw; }
.why {
    padding: 5vw;
    background: #fff;}
.why h2 {
    text-align: center;
    color: #f0a040;
    font-size: 28px;
    margin-bottom: 3vw;}
.why-comparison {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 2vw;
    margin-bottom: 5vw;}
.why-box {
    flex: 1;
    padding: 2vw;
    border-radius: 20px;
    text-align: center;}
.why-box.lomi {
    background: #fef4e8;
    border: 1px solid #f0a040; }
.why-box.taishin { 
    ackground: #faf7f1;
    border: 1px solid #c9a764; }
.why-box h3 {
    margin-bottom: 1.5vw;
    font-size: 18px; }
.why-box p {
    font-size: 14px;
    line-height: 1.6;
    text-align: left; }
.why-plus {
    font-size: 30px;
    font-weight: bold;
    color: #f0a040; }
.why-synergy {
    width: 90%;
    margin: 0 auto 5vw;
    background: #fdfaf0;
    padding: 3vw;
    border-radius: 15px;}
.why-synergy h4 {
    text-align: center;
    margin-bottom: 3vw;
    font-size: 18px; }
.synergy-list {
    list-style: none; }
.synergy-list li {
    margin-bottom: 1vw;
    padding-left: 2vw;
    position: relative;
    font-size: 15px;}
.synergy-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: #f0a040;
    font-weight: bold;}
.why-image{
    text-align:center;}
.why-image img {
    width: 80%;
    height: auto;
    border-radius: 10px; }

/* --- Integration: Recommend Section --- */
.integration-recommend {
    padding: 3vw 0;}
.recommend-container {
    width: 100%;
    margin: 0 auto; }
.recommend-container h2{
    font-size: 22px;
    margin-bottom: 20px;
    padding: 0 5vw;}
.recommend-check-list {
    list-style: none;
    margin-bottom: 3vw;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1vw;
    padding: 0 5vw;}
.recommend-check-list li::before {
    content: '✔︎';
    color: #f0a040;
    margin-right: 10px; }
.recommend-summary {
    text-align: center;
    font-weight: bold;
    font-size: 18px;
    color: #f0a040;
    border-top: 1px solid #dcdcdc;
    padding-top: 2vw;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-wrap: wrap;
    line-height: 1.5;}
.recommend-summary .line {
    display: inline-block;
    width: 3vw;
    height: 1.5px;
    background-color: #f0a040;
    margin: 0 15px;}

/* --- Integration: Menu Section --- */
.integration-menu {
    padding: 5vw; }
.menu-grid {
    display: flex;
    gap: 2vw;
    justify-content: center;
    width: 95%;
    margin: 0 auto;}
.menu-card {
    flex: 1;
    background: #fff;
    padding: 15px;
    border: 1px solid #eee;
    border-radius: 15px;
    position: relative;
    text-align: center;
    transition: transform 0.3s;}
.menu-card.featured {
    border: 2px solid #f0a040;
    box-shadow: 0 10px 30px rgba(240, 160, 64, 0.1);
    transform: scale(1.05);}
.menu-badge {
    position: absolute;
    top: -12px; left: 50%; transform: translateX(-50%);
    background: #3a3026; color: #fff;
    padding: 4px 15px; font-size: 12px; border-radius: 50px;}
.menu-badge.hot {
    background: #f0a040;}
.menu-card h3 {
    font-size: 17px;
    margin: 15px 0; }
.menu-intro {
    text-align: left;
    font-size: 13px;
    margin-bottom: 20px;
    min-height: 3em; }
.menu-details {
    list-style: none;
    background: #faf7f1;
    padding: 15px 10px;
    border-radius: 8px;
    margin-bottom: 20px;
    font-size: 14px;
    text-align: left; }
.menu-price {
    font-size: 32px;
    font-weight: bold;
    margin-bottom: 0; }
.menu-price span {
    font-size: 16px;
    margin-left: 5px; }
.price-breakdown {
    font-size: 12px;}
.integration-option {
    padding: 0;
    width: 80%;
    margin:0 auto 5vw;}
.option-frame {
    margin: 0 auto;
    border: 3px dashed #f0a040;
    border-radius: 30px;
    padding: 2vw;
    background: #fdfaf0;
    position: relative;}
.option-title {
    width: 100%;
    text-align: center;
    font-size: 22px;
    margin-bottom: 3vw;}
.option-title span {
    display: block;
    font-size: 14px;
    color: #f0a040;
    font-weight: bold;
    margin-bottom: 5px;}
.option-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 3vw;}
.option-card {
    background: #fff;
    border-radius: 15px;
    padding: 20px 15px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 4px 10px rgba(0,0,0,0.05);
    transition: all 0.3s ease;
    border: 1px solid #eee;
    cursor: pointer;}
.option-card:hover {
    transform: translateY(-5px) rotate(2deg);
    box-shadow: 0 8px 20px rgba(240, 160, 64, 0.2);
    border-color: #f0a040;}
.plus-tag {
    position: absolute;
    top: -10px;
    left: -10px;
    width: 30px;
    height: 30px;
    background: #f0a040;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);}
.option-name {
    font-size: 15px;
    font-weight: bold;
    color: #3a3026;
    margin-bottom: 5px;
    text-align: center;}
.option-name span {
    display: block;
    font-size: 12px;
    font-weight: normal;
    color: #888;}
.option-price {
    font-size: 20px;
    text-align: center;
    font-weight: bold;
    color: #d5973a;}
.option-price span {
    font-size: 12px;
    margin-left: 2px;}
.option-message {
    text-align: center;
    font-size: 15px;
    line-height: 1.8;
    color: #3a3026;
    border-top: 1px solid #e0e0e0;
    padding-top: 2vw;
    margin-top: 2vw;}

/* --- 施術の流れ (.lesson-flow) --- */
.lesson-flow {
    padding: 3vw 5vw 8vw;}
.flow-container {
    display: block;
    width: 90%;
    margin: 0 auto 30px;}
.flow-item {
    background: #fff;
    padding: 3vw;
    border-radius: 10px;
    position: relative;
    box-shadow: 0 10px 25px rgba(0,0,0,0.05);
    overflow: hidden;
    transition: transform 0.3s ease;
    margin-bottom: 15px;}
.flow-item .num {
    position: absolute;
    top: -5px;
    left: 10px;
    font-size: 70px;
    font-family: 'Times New Roman', serif;
    font-weight: bold;
    font-style: italic;
    color: rgba(240, 160, 64, 0.15); 
    line-height: 1;
    z-index: 1;}
.flow-item p strong {
    display: block;
    font-size: 1.5vw;
    color: #3a3026;
    margin-bottom: 8px;
    padding-bottom: 8px;
    border-bottom: 2px solid #f0a040;
    width: 15vw;
    text-align: center;}
.flow-item p {
    font-size: 14px;
    line-height: 1.6;
    position: relative;
    z-index: 2;
    display: flex;
    gap: 3vw;
    align-items: center;}

/* スマホ対応 */
@media screen and (max-width: 700px) {
.section-title {
    margin-bottom: 7vw;}
.section-title h2 {
    font-size: 5vw;}
.why-comparison{
    flex-direction: column;
    gap: 0vw; }
.why h2 {
    font-size: 5vw;
    margin-bottom: 5vw;}
.why-box {
    padding: 5vw;}
.why-box h3 {
    margin-bottom: 2vw;
    font-size: 4vw;}
.why-box p {
    font-size: 3.3vw;}
.why-synergy {
    margin: 10vw auto 5vw;
    padding: 5vw;
    width: 100%;}
.why-synergy h4 {
    font-size: 4.5vw;
    margin-bottom: 5vw;}
.synergy-list li {
    padding-left: 6vw;
    margin-bottom: 3vw;
    font-size: 3.5vw;}
.why-image{
    margin-bottom: 5vw;}
.why-image img{
    width: 100%;}
.integration-recommend {
    padding: 10vw 0;}
.recommend-container h2 {
    font-size: 5vw;
    margin-bottom: 5vw;}
.recommend-check-list {
    grid-template-columns: 1fr;
    grid-template-columns: 1fr;
    font-size: 3.3vw;
    margin-bottom: 6vw;}
.recommend-summary {
    font-size: 4vw;
    padding: 5vw;
    flex-direction: column;
    gap: 3vw;}
.recommend-summary .line{
    width: 30vw;}
.menu-grid {
    flex-direction: column;
    gap: 10vw;
    margin: 10vw auto;}
.menu-badge {
    font-size: 3vw;}
.menu-card h3 {
    font-size: 5vw;
    margin: 5vw auto 3vw;}
.menu-card.featured {
    transform: scale(1); }
.menu-intro {
    font-size: 3.5vw;
    margin-bottom: 5vw;}
.menu-details {
    font-size: 3.5vw;
    padding: 5vw;}
.menu-price {
    font-size: 7.5vw;}
.menu-price span {
    font-size: 5vw;
    margin-left: 2vw;}
.price-breakdown {
    font-size: 3vw;}
.integration-option {
    width: 90%;
    margin: -5vw auto 15vw;}
.option-frame {
    padding: 7vw;}
.option-title {
    font-size: 5vw;
    margin-bottom: 10vw;}
.option-title span {
    font-size: 3.3vw;
    margin-bottom: 0;}
.option-grid {
    margin-bottom: 10vw;
    grid-template-columns: 1fr; 
    gap: 5vw;}
.option-card {
    padding: 3vw;}
.option-name {
    font-size: 4vw;}
.option-name span{
    display: inline-block;
    font-size:3vw;
    margin-left: 1.5vw;}
.option-price {
    font-size: 5vw;}
.option-price span {
    font-size: 3vw;
    margin-left: 1.5vw;}
.option-message {
    font-size: 3.5vw;
    padding: 4vw 0;
    text-align: left;
    line-height: 1.6;}
.flow-container {
    grid-template-columns: 1fr; }
.flow-item .num {
    font-size: 13vw;
    top: 50%;
    transform: translateY(-50%);}
.flow-item p {
    flex-direction: column;
    gap: 0;
    font-size: 3vw;
    margin-left: 12vw;
    align-items: baseline;}
.flow-item p strong {
    font-size: 4vw;
    width: 70%;
    margin-bottom: 3vw;
    padding-bottom: 1vw;
    text-align: left;}
#integration .cta-desc{
    text-align: center; }
}