body.sumi-body { background-color: #fdfbf7; color: #1f1913; font-family: Georgia, Garamond, "Times New Roman", serif; margin: 0; padding: 0; }
.sumi-header { background-color: #fdfbf7; border-bottom: 2px solid #b83b26; padding: 15px 0; }
.sumi-container { max-width: 1200px; margin: 0 auto; padding: 0 15px; box-sizing: border-box; }
.sumi-logo { float: left; }
.sumi-logo img { height: 40px; display: block; filter: sepia(0.5) contrast(1.2); }
.sumi-nav { float: right; list-style: none; margin: 0; padding: 0; display: flex; }
.sumi-nav-item { margin-left: 25px; line-height: 40px; }
.sumi-nav-item a { color: #1f1913; text-decoration: none; font-weight: bold; letter-spacing: 0.5px; transition: color 0.3s; }
.sumi-nav-item a:hover { color: #b83b26; }
.sumi-main-layout { max-width: 800px; margin: 40px auto; padding: 0 15px; box-sizing: border-box; }
.sumi-scroll-container { background-color: #fdfbf7; border: 3px double rgba(26,22,19,0.15); border-radius: 12px 3px 12px 3px; padding: 35px; box-shadow: 0 8px 25px rgba(26,22,19,0.03); }
.sumi-notice-strip { background: #fffdf9; border-top: 1px solid #b83b26; border-bottom: 1px solid #b83b26; padding: 15px 25px; margin-bottom: 30px; color: #1f1913; font-size: 14px; text-align: center; }
.sumi-notice-seal { display: inline-block; width: 24px; height: 24px; border: 1px solid #b83b26; color: #b83b26; text-align: center; line-height: 22px; font-size: 11px; margin-right: 10px; font-weight: bold; border-radius: 50%; }
.sumi-product-list { display: flex; flex-direction: column; gap: 20px; }
.sumi-product-card { background-color: #fdfbf7; border: 3px double rgba(26,22,19,0.15); border-radius: 12px 3px 12px 3px; padding: 25px; box-sizing: border-box; transition: all 0.3s; display: flex; align-items: center; justify-content: space-between; }
.sumi-product-card:hover { border-color: #b83b26; box-shadow: 0 5px 15px rgba(184,59,38,0.08); transform: translateY(-2px); }
.sumi-product-info { text-align: left; flex-grow: 1; padding-right: 20px; }
.sumi-product-name { font-size: 16px; font-weight: bold; color: #1f1913; text-decoration: none; display: block; margin-bottom: 8px; line-height: 1.4; }
.sumi-product-name:hover { color: #b83b26; }
.sumi-badge { display: inline-block; font-size: 10px; padding: 2px 6px; border-radius: 2px; font-weight: bold; margin-bottom: 8px; }
.sumi-badge-auto { background-color: rgba(184, 59, 38, 0.08); color: #b83b26; border: 1px solid rgba(184, 59, 38, 0.2); }
.sumi-badge-manual { background-color: rgba(0,0,0,0.05); color: #767676; border: 1px solid #e0e0e0; }
.sumi-price-box { text-align: right; flex-shrink: 0; width: 180px; }
.sumi-price { color: #b83b26; font-weight: bold; font-size: 18px; display: block; margin-bottom: 8px; }
.sumi-btn-buy { display: block; text-align: center; background-color: #b83b26; color: #fdfbf7 !important; border: 1px solid #b83b26; padding: 8px 16px; text-decoration: none; border-radius: 24px; font-weight: bold; transition: all 0.2s; }
.sumi-btn-buy:hover { background-color: #1f1913; color: #b83b26 !important; border-color: #1f1913; }
.sumi-footer { background-color: #fdfbf7; border-top: 1px solid rgba(26,22,19,0.1); padding: 25px 0; margin-top: 50px; clear: both; }
.sumi-footer a { color: #b83b26; text-decoration: none; }
.sumi-panel { background-color: #fdfbf7; border: 3px double rgba(26,22,19,0.15); border-radius: 12px 3px 12px 3px; padding: 30px; box-sizing: border-box; box-shadow: 0 8px 25px rgba(26,22,19,0.03); }
.sumi-tab-title { list-style: none; padding: 0; margin: 0 0 25px 0; display: flex; border-bottom: 2px solid rgba(26,22,19,0.1); }
.sumi-tab-item { padding: 12px 24px; cursor: pointer; font-weight: bold; color: #767676; }
.sumi-tab-item.active { border-bottom: 3px solid #b83b26; color: #b83b26; }
.sumi-tab-item a { color: inherit; text-decoration: none; }
.sumi-form-item { margin-bottom: 20px; }
.sumi-form-label { display: block; margin-bottom: 8px; font-weight: bold; color: #1f1913; }
.sumi-form-input { width: 100%; padding: 12px; border: 1px solid rgba(26,22,19,0.15); background-color: #fdfbf7; color: #1f1913; box-sizing: border-box; border-radius: 4px; font-family: inherit; font-size: 14px; }
.sumi-form-input:focus { outline: none; border-color: #b83b26; }
.sumi-btn-submit { width: 100%; padding: 14px; background-color: #b83b26; color: #fdfbf7; border: none; font-weight: bold; cursor: pointer; border-radius: 4px; font-size: 16px; }
.sumi-btn-submit:hover { background-color: #1f1913; color: #b83b26; }
.sumi-table { width: 100%; border-collapse: collapse; margin-top: 15px; }
.sumi-table th, .sumi-table td { border-bottom: 1px solid rgba(26,22,19,0.1); padding: 15px; text-align: left; }
.sumi-table th { color: #767676; font-weight: bold; }
@media (max-width: 767px) {
    .sumi-product-card { flex-direction: column; align-items: stretch; }
    .sumi-product-info { padding: 0 0 15px 0; }
    .sumi-price-box { width: 100%; text-align: left; border-top: 1px dashed rgba(26,22,19,0.1); padding-top: 15px; }
}