/* 全局 */
body {
    background-color: #f0f0f0;
    font-family: 'Noto Serif SC', 'Microsoft YaHei', serif;
    margin: 0;
    padding: 0;
    color: #2c2c2c;
    line-height: 1.75;
    -webkit-font-smoothing: antialiased;
}

#sw13_page_wrapper {
    max-width: 420px;
    min-height: 100vh;
    margin-left: auto;
    margin-right: auto;
    background-color: #fbf9f4;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    position: relative;
    padding-bottom: 80px;
}

/* Header */
#sw13_header_container {
    padding: 40px 20px 28px 20px;
    background: linear-gradient(135deg, #17341c 0%, #2c5530 100%);
    color: #fbf9f4;
    text-align: center;
    border-bottom: 4px solid #c2410c;
    position: relative;
    overflow: hidden;
}

#sw13_header_icon_wrapper {
    margin-bottom: 12px;
}

#sw13_header_icon {
    font-size: 40px;
    color: #fed7aa;
}

#sw13_header_title_main {
    font-size: 26px;
    margin: 0 0 6px 0;
    font-weight: 700;
    letter-spacing: 1px;
}

#sw13_header_title_sub {
    font-size: 18px;
    margin: 0 0 14px 0;
    font-weight: 400;
    color: #fed7aa;
    letter-spacing: 2px;
}

#sw13_header_brand {
    font-size: 13px;
    color: #f5d0a9;
    background-color: rgba(255, 255, 255, 0.08);
    display: inline-block;
    padding: 4px 12px;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.15);
}

/* Main */
#sw13_main_content {
    padding: 18px 18px 0 18px;
}

/* 通用 section */
.sw13-section {
    margin-bottom: 18px;
    padding: 16px 16px 18px 16px;
    background-color: #ffffff;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    border: 1px solid #f0e8d8;
}

.sw13-section-title-row {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 10px;
    padding-bottom: 8px;
    border-bottom: 1px dashed #fed7aa;
}

.sw13-section-num {
    flex: 0 0 auto;
    width: 26px;
    height: 26px;
    background-color: #c2410c;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
}

.sw13-section-title {
    flex: 1;
    margin: 0;
    font-size: 16px;
    color: #17341c;
    font-weight: 700;
}

.sw13-paragraph {
    margin: 6px 0 0 0;
    font-size: 14px;
    color: #444;
    line-height: 1.8;
    text-align: justify;
}

.sw13-paragraph-emphasize {
    color: #c2410c;
    font-weight: 700;
    font-size: 15px;
    text-align: center;
    margin: 0 0 8px 0;
    padding: 6px 0;
    border-top: 1px solid #fed7aa;
    border-bottom: 1px solid #fed7aa;
}

/* 概览 section */
#sw13_section_overview {
    background-color: #fff7ed;
    border-color: #fed7aa;
}

#sw13_overview_text {
    margin: 0;
    font-size: 14px;
    color: #5c2e0e;
    line-height: 1.85;
    text-align: justify;
}

/* 核心使命 section（红字居中） */
.sw13-section-mission {
    background: linear-gradient(135deg, #fff5f5 0%, #ffe4e1 100%);
    border: 2px solid #c2410c;
    text-align: center;
    padding: 24px 16px;
}

#sw13_mission_title {
    margin: 0;
    font-size: 22px;
    color: #c2410c;
    font-weight: 700;
    letter-spacing: 3px;
    position: relative;
    display: inline-block;
}

#sw13_mission_title::before,
#sw13_mission_title::after {
    content: '';
    display: inline-block;
    width: 30px;
    height: 2px;
    background-color: #c2410c;
    vertical-align: middle;
    margin: 0 10px;
}

/* 编号列表（1. 产品展示  2. 销售对接枢纽） */
.sw13-numbered-list {
    list-style: none;
    padding: 0;
    margin: 6px 0 0 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.sw13-core-item {
    display: flex;
    gap: 10px;
    align-items: flex-start;
    padding: 10px;
    background-color: #fff7ed;
    border-radius: 8px;
    border-left: 3px solid #c2410c;
}

.sw13-core-num {
    flex: 0 0 24px;
    width: 24px;
    height: 24px;
    background-color: #c2410c;
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    font-weight: 700;
    margin-top: 2px;
}

.sw13-core-content {
    flex: 1;
    min-width: 0;
}

.sw13-core-title {
    margin: 0 0 4px 0;
    font-size: 15px;
    color: #c2410c;
    font-weight: 700;
}

.sw13-core-desc {
    margin: 0;
    font-size: 13px;
    color: #555;
    line-height: 1.75;
    text-align: justify;
}

/* 品牌运营 tag-pair */
.sw13-tag-pair {
    display: flex;
    flex-direction: column;
    gap: 4px;
    margin-top: 10px;
    padding: 8px 10px;
    background-color: #fef3c7;
    border-radius: 6px;
    border-left: 3px solid #b45309;
}

.sw13-tag-pair:first-of-type {
    margin-top: 6px;
}

.sw13-tag {
    display: inline-block;
    background-color: #b45309;
    color: #fff;
    padding: 2px 10px;
    border-radius: 4px;
    font-size: 12px;
    font-weight: 600;
    align-self: flex-start;
}

.sw13-tag-content {
    margin: 0;
    font-size: 13px;
    color: #5c2e0e;
    line-height: 1.7;
    text-align: justify;
}

/* 返回按钮 */
#sw13_back_btn {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%);
    max-width: 420px;
    width: calc(100% - 36px);
    box-sizing: border-box;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 14px;
    background-color: #c2410c;
    color: #ffffff;
    border: none;
    text-decoration: none;
    border-radius: 12px;
    font-size: 15px;
    font-weight: 700;
    box-shadow: 0 4px 10px rgba(194, 65, 12, 0.4);
    z-index: 100;
    letter-spacing: 2px;
}

#sw13_back_btn:active {
    background-color: #9a3412;
    transform: translateX(-50%) scale(0.98);
}