.page-about {
    background: #f5f5f5;
}
/* ===== 页面顶部导航 ===== */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 16px 0 8px;
    height: 48px;
    background: #0350A3;
    color: #fff;
    position: sticky;
    top: 0;
    z-index: 100;
}

.top-bar-left {
    display: flex;
    align-items: center;
    gap: 4px;
    min-width: 0;
    flex: 1;
}

.top-bar-left .nav-back-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    color: #fff;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
    position: relative;
    top: 1px;
}

.top-bar-left .nav-back-icon:active {
    opacity: 0.7;
}

.top-bar .logo {
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 0.5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    min-width: 0;
}

.top-bar .nav-links a {
    margin-left: 12px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.85);
}

.top-bar .nav-links a:active {
    opacity: 0.7;
}

/* ===== 品牌头部 ===== */
.brand-section {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 28px 16px;
    background: #fff;
    margin-bottom: 12px;
}

.brand-logo {
    width: 80px;
    height: 80px;
    background: #0350A3;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(26, 58, 92, 0.3);
    margin-bottom: 16px;
}

.logo-text {
    color: #fff;
    font-size: 36px;
    font-weight: 900;
}

.brand-name {
    font-size: 22px;
    font-weight: 700;
    color: #222;
    margin-bottom: 8px;
}

.brand-slogan {
    font-size: 16px;
    color: #0350A3;
    font-weight: 500;
}

/* ===== 公司简介 ===== */
.intro-section {
    padding: 0 16px 12px;
}

.intro-card {
    background: #fff;
    padding: 20px;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.intro-header {
    display: flex;
    align-items: center;
    margin-bottom: 12px;
}

.intro-icon {
    font-size: 20px;
    margin-right: 8px;
}

.intro-title {
    font-size: 16px;
    font-weight: 700;
    color: #222;
}

.intro-text {
    font-size: 16px;
    color: #666;
    line-height: 1.8;
}

/* ===== 核心数据 ===== */
.stats-section {
    padding: 0 16px 12px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
}

.stat-item {
    background: #fff;
    padding: 20px 12px;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.stat-value {
    display: flex;
    align-items: baseline;
    justify-content: center;
    color: #0350A3;
    font-size: 24px;
    font-weight: 600;
    line-height: 1;
    margin-bottom: 4px;
}

.stat-number {
    font-size: 24px;
    font-weight: 600;
    color: #0350A3;
    margin-bottom: 4px;
}

.stat-value .stat-number {
    margin-bottom: 0;
}

.stat-unit {
    font-size: 20px;
    font-weight: 400;
    margin: 0 1px;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    color: #999;
}

/* ===== 资质与荣誉 ===== */
.honors-section {
    padding: 0 16px 12px;
}

.section-title {
    font-size: 16px;
    font-weight: 700;
    color: #222;
    margin-bottom: 12px;
    padding-left: 4px;
}

.honors-list {
    display: flex;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    scrollbar-width: none;
    gap: 12px;
    padding-bottom: 4px;
}

.honors-list::-webkit-scrollbar {
    display: none;
}

.honor-card {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    min-width: 120px;
    background: #fff;
    padding: 16px 12px;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
}

.honor-icon {
    font-size: 28px;
    margin-bottom: 8px;
}

.honor-name {
    font-size: 14px;
    color: #666;
    font-weight: 500;
    line-height: 1.4;
}

/* ===== 团队介绍 ===== */
.team-section {
    padding: 0 16px 12px;
}

.team-list {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.team-member {
    background: #fff;
    padding: 14px 16px;
    border-radius: 12px;
    box-shadow: 0 1px 4px rgba(0, 0, 0, 0.04);
    display: flex;
    align-items: center;
    gap: 14px;
}

.member-avatar {
    width: 48px;
    height: 48px;
    background: #f5f5f5;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    font-size: 24px;
}

.member-info {
    flex: 1;
    min-width: 0;
}

.member-header {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 4px;
}

.member-name {
    font-weight: 700;
    font-size: 15px;
    color: #222;
}

.member-role {
    font-size: 11px;
    background: #e8f1f8;
    color: #0350A3;
    padding: 2px 8px;
    border-radius: 4px;
}

.member-desc {
    font-size: 12px;
    color: #999;
    line-height: 1.4;
}

/* ===== 联系我们 ===== */
.contact-section {
    padding: 0 16px 12px;
}

.contact-card {
    background: linear-gradient(160deg, #0350A3 0%, #2d5a87 40%, #0350A3 100%);
    padding: 20px;
    border-radius: 12px;
    color: #fff;
}

.contact-title {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 16px;
    display: block;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.contact-item:last-child {
    margin-bottom: 0;
    cursor: default;
}

.contact-item:active {
    opacity: 0.8;
}

.contact-icon {
    font-size: 18px;
    opacity: 0.9;
    flex-shrink: 0;
}

.contact-text {
    font-size: 14px;
    line-height: 1.4;
}

/* ===== Toast ===== */
.page-toast {
    display: none;
    position: fixed;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    z-index: 100001;
    background: rgba(0, 0, 0, 0.75);
    color: #fff;
    font-size: 14px;
    padding: 10px 18px;
    border-radius: 8px;
    max-width: 80vw;
    text-align: center;
}

.page-toast.show {
    display: block;
}

/* ===== 底部 Tab 导航 ===== */
.bottom-tabbar {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    max-width: 480px;
    height: 60px;
    background: #fff;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 200;
    padding-bottom: env(safe-area-inset-bottom, 0px);
    box-sizing: content-box;
}

.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3px;
    color: #999;
    font-size: 11px;
    text-decoration: none;
    flex: 1;
    height: 60px;
}

.tab-item.active {
    color: #0350A3;
}

.tab-item svg {
    width: 22px;
    height: 22px;
    stroke-width: 2;
}

.tab-text {
    font-size: 11px;
}

.page-bottom-space {
    height: 50px;
}