.about-banner-section {
    position: relative;
    padding: 0;
    overflow: hidden;
    margin-bottom: 0;
    height: 100vh;
}
.about-banner-wrap {
    position: relative;
    width: 100%;
    height: 100%;
    top: 0;
}
.swiper {
    width: 100%;
    height: 100%;
}
.swiper-slide {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}
.about-banner-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 0;
}

/* ==============================================
   🔥 全部固定：菜单 + LOGO + 语言搜索 永远不动
   ============================================== */
.top-fixed-bar {
    position: absolute;
    left: 0;
    top: 60px;
    width: 100%;
    padding: 0 45px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 9999 !important;
    pointer-events: none;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.5s ease;
}
.top-fixed-bar a,
.top-fixed-bar div {
    pointer-events: auto;
}

/* 菜单 */
.menu-btn {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    width: 40px;
    height: 28px;
    position: relative;
}
.menu-btn::before,
.menu-btn::after {
    content: "";
    width: 100%;
    height: 2px;
    background: #D4AF37;
}
.menu-btn::before {
    margin-bottom: 8px;
}
.menu-btn::after {
    margin-top: 8px;
}
.menu-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: #D4AF37;
}

/* 🔥 英文LOGO 固定在中间 */
.banner-brand-text {
    position: static;
    transform: none;
    z-index: 1;
    text-align: center;
}
.banner-brand-text .brand-en {
    font-family: 'Times New Roman', serif;
    font-style: italic;
    font-size: 72px;
    color: #D4AF37;
    letter-spacing: 2px;
    font-weight: 500;
}
.banner-brand-text .brand-en sup {
    font-size: 24px;
    margin-left: 8px;
    vertical-align: top;
}

/* 右侧语言+搜索 */
.top-right-box {
    display: flex;
    align-items: center;
    gap: 25px;
}
.lang-box {
    display: none;
}
.arrow {
    width: 7px;
    height: 7px;
    border: 1px solid #fff;
    border-top: none;
    border-left: none;
    transform: rotate(45deg);
}
.search-btn {
    display: none;
}

/* 右侧分页 */
.maoge-style-bullets {
    position: absolute;
    right: 40px;
    top: 50%;
    transform: translateY(-50%);
    width: auto !important;
    left: auto !important;
    bottom: auto !important;
    z-index: 10;
    display: flex;
    flex-direction: column;
    gap: 16px;
}
.maoge-style-bullets .swiper-pagination-bullet {
    width: 16px !important;
    height: 2px !important;
    background: rgba(255, 255, 255, 0.5) !important;
    margin: 0 !important;
    border-radius: 1px;
    opacity: 1;
    transition: all 0.3s ease;
}
.maoge-style-bullets .swiper-pagination-bullet-active {
    background: #ffffff !important;
    width: 32px !important;
}

/* 移动端 */
@media (max-width: 768px) {
    .about-banner-section {
        margin-bottom: -60px;
    }
    .about-banner-wrap {
        height: 450px;
        top: 60px;
    }
    .top-fixed-bar {
        top: 20px;
        padding: 0 20px;
    }
    .menu-btn {
        width: 30px;
    }
    .banner-brand-text .brand-en {
        font-size: 32px;
    }
}

/* 品牌简介板块 */
.about-brand-section {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    margin: 0;
    padding: 0;
    position: relative;
    z-index: 1;
}
.about-brand-wrap {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
}
/* 上半部分 图片区域 */
.about-brand-top {
    width: 100%;
    height: 50%;
    position: relative;
    background-color: #f5f5f5;
}
.about-brand-top-bg {
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.1);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.about-brand-top-bg.animate {
    animation: fadeInScale 1.5s ease forwards;
}

/* 下半部分 文字区域 = 和图片高度一模一样 50% */
.about-brand-bottom {
    width: 100%;
    height: 50%;
    padding: 60px 45px;
    display: flex;
    align-items: flex-start;
    background: #f5f5f5;
    box-sizing: border-box;
    overflow-y: auto;
}
.about-brand-left {
    width: 35%;
    display: flex;
    justify-content: center;
}
.about-brand-title {
    position: relative;
}
.about-title-bg {
    position: absolute;
    top: 50%;
    left: 60%;
    transform: translate(-50%, -50%);
    width: 300px;
    height: 300px;
    background-image: url('../1_circle.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    z-index: 0;
}
.about-title-en {
    font-size: 120px;
    font-weight: bold;
    color: #111;
    line-height: 1;
    text-align: center;
    white-space: pre-line;
    position: relative;
    z-index: 1;
}

.about-title-text {
    display: inline-block;
    font-size: 16px;
    color: #333;
    letter-spacing: 4px;
    margin-left: 10px;
    vertical-align: middle;
}
.about-brand-right {
    width: 45%;
    padding-left: 60px;
}
.about-brand-text {
    font-size: 20px;
    line-height: 2;
    color: #333;
    margin-bottom: 20px;
    text-align: justify;
}

.about-brand-text.first {
    opacity: 0;
    transform: translateX(-50px);
}

.about-brand-text.first.animate {
    animation: fadeInLeft 1.5s ease forwards;
}

.about-brand-text.second {
    opacity: 0;
    transform: translateX(50px);
}

.about-brand-text.second.animate {
    animation: fadeInRight 1.5s ease forwards;
}

.about-brand-title {
    opacity: 0;
    transform: translateX(-30px);
}

.about-brand-title.animate {
    animation: fadeInLeft 1.5s ease forwards;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(1.1);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* 移动端 上下高度同样保持相等 */
@media (max-width: 768px) {
    .about-brand-section {
        margin-top: 0;
    }
    .about-brand-top {
        height: 50%;
    }
    .about-brand-bottom {
        height: 50%;
        flex-direction: column;
        padding: 30px 20px;
    }
    .about-brand-left {
        width: 100%;
        margin-bottom: 30px;
    }
    .about-title-en {
        font-size: 60px;
    }
    
    .about-brand-right {
        width: 100%;
        padding-left: 0;
    }
    .about-brand-text {
        font-size: 15px;
        line-height: 1.8;
    }

    .about-brand-text.first.animate {
        animation: fadeInLeft 1.5s ease forwards;
    }

    .about-brand-text.second.animate {
        animation: fadeInRight 1.5s ease forwards;
    }

    .about-brand-title.animate {
        animation: fadeInLeft 1.5s ease forwards;
    }
}

/* 全局重置和页面基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
    overflow-y: auto;
}

/* 滚动板块样式 */
.scroll-section {
    height: 100vh;
    width: 100%;
    position: relative;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

/* 顶部悬浮导航栏 */
.top-fixed-bar {
    position: absolute;
    top: 60px;
    left: 0;
    width: 100%;
    z-index: 100;
}

/* 全局固定导航栏 */
.global-top-fixed-bar {
    position: fixed;
    left: 0;
    top: 60px;
    width: 100%;
    padding: 0 45px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    z-index: 9999 !important;
    pointer-events: none;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.5s ease;
}
.global-top-fixed-bar a,
.global-top-fixed-bar div {
    pointer-events: auto;
}

@media (max-width: 768px) {
    .global-top-fixed-bar {
        top: 20px;
        padding: 0 20px;
    }
}

/* 轮播图容器占满整个板块 */
.about-banner-wrap {
    height: 100%;
    width: 100%;
    margin: 0;
    padding: 0;
    display: block;
}

/* 轮播图容器没有多余空间 */
.swiper-wrapper {
    height: 100%;
    width: 100%;
}

/* 轮播图分页器不影响高度 */
.swiper-pagination {
    position: absolute;
    bottom: 20px;
    left: 0;
    width: 100%;
    z-index: 10;
}

/* ===== 品牌使命板块专用样式 ===== */
.mission-brand-section {
    width: 100%;
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: #fff;
    overflow: hidden;
}

/* 顶部区域：背景图 + 标题 */
.mission-top {
    width: 100%;
    height: 50%;
    position: relative;
    display: flex;
    align-items: flex-end;
    justify-content: flex-start;
    padding-left: 8%;
    padding-bottom: 90px;
}

.mission-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: 1;
}

.mission-content {
    position: relative;
    z-index: 2;
    text-align: left;
}

.mission-title-main {
    font-size: 70px;
    font-weight: bold;
    color: #fff;
    margin: 0 0 25px 0;
    position: relative;
    display: block;
}

.mission-title-main::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -10px;
    width: 100%;
    height: 12px;
    background: #d4a046;
    z-index: -1;
}

.mission-title-sub {
    font-size: 70px;
    font-weight: bold;
    color: #d4a046;
    margin: 0;
    display: block;
}

/* 底部区域：背景图 + 正文 */
.mission-bottom-wrap {
    position: relative;
    width: 100%;
    flex: 1;
    display: flex;
    align-items: center;
}

.mission-bg-second {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

/* 底部区域：正文 */
.mission-bottom {
    position: relative;
    z-index: 2;
    width: 100%;
    padding: 60px 8%;
    display: flex;
    align-items: center;
}

.mission-text-wrap {
    max-width: 1100px;
    margin: 0 auto;
    line-height: 2.2;
}

.mission-text {
    font-size: 24px;
    color: #333;
    margin-bottom: 25px;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.mission-text.animate {
    opacity: 1;
    transform: translateY(0);
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .mission-top {
        height: 40%;
        padding-left: 5%;
        padding-bottom: 20px;
    }
    .mission-bottom {
        padding: 30px 5%;
    }
    .mission-title-main {
        font-size: 32px;
    }
    .mission-title-sub {
        font-size: 22px;
    }
    .mission-text {
        font-size: 15px;
        line-height: 1.8;
    }
}

/* 小屏笔记本（高度不足700px）微调 */
@media (max-height: 700px) {
    .mission-top {
        padding-bottom: 20px;
    }
    .mission-bottom {
        padding: 20px 8%;
    }
    .mission-text {
        margin-bottom: 12px;
    }
}

/* ===== 品牌战略板块专用样式 ===== */
.strategy-brand-section {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
    transform: translateX(0) !important;
    left: 0 !important;
    margin-left: 0 !important;
}

.strategy-wrap {
    width: 100%;
    height: 100%;
    position: relative;
}

.strategy-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.strategy-content {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    padding: 150px 8% 60px;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
}

.strategy-title-wrap {
    margin-bottom: 50px;
    opacity: 0;
    transform: translateY(30px);
}

.strategy-title-wrap.animate {
    animation: fadeInUp 1s ease forwards;
}

.strategy-title-main {
    font-size: 80px;
    font-weight: bold;
    color: #d4a046;
    margin: 0 0 15px 0;
    line-height: 1.2;
    position: relative;
}

.strategy-title-main::after {
    content: "";
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 4px;
    background: linear-gradient(90deg, #d4a046, #f5d79e);
    border-radius: 2px;
}

.strategy-title-wrap.animate .strategy-title-main::after {
    animation: titleLineGrow 1.2s ease 0.5s forwards;
}

@keyframes titleLineGrow {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

.strategy-title-sub {
    font-size: 24px;
    color: #666;
    letter-spacing: 8px;
    display: inline-block;
    opacity: 0;
    transform: translateX(-20px);
}

.strategy-title-wrap.animate .strategy-title-sub {
    animation: fadeInLeft 0.8s ease 0.3s forwards;
}

.strategy-text-wrap {
    max-width: 900px;
    margin-bottom: 60px;
    opacity: 0;
    transform: translateY(20px);
}

.strategy-text-wrap.animate {
    animation: fadeInUp 1s ease 0.4s forwards;
}

.strategy-text {
    font-size: 24px;
    line-height: 2.2;
    color: #333;
    text-align: left;
    position: relative;
}

.strategy-text::first-letter {
    font-size: 36px;
    font-weight: bold;
    color: #d4a046;
}

.strategy-timeline {
    width: 100%;
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    padding-bottom: 40px;
    opacity: 0;
    transform: translateY(30px);
}

.strategy-timeline.animate {
    animation: fadeInUp 1s ease 0.6s forwards;
}

.strategy-timeline::before {
    content: "";
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: rgba(212, 160, 70, 0.3);
    border-radius: 2px;
}

.strategy-timeline::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 7px;
    background: linear-gradient(90deg, #d4a046, #f5d79e);
    border-radius: 3px;
}

.strategy-timeline.animate::after {
    animation: timelineGrow 2.5s ease-out 0.8s forwards;
}

@keyframes timelineGrow {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

.timeline-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 2;
    opacity: 0;
    transform: translateY(20px);
}

.strategy-timeline.animate .timeline-item:nth-child(1) {
    animation: fadeInUpItem 0.6s ease 1s forwards;
}

.strategy-timeline.animate .timeline-item:nth-child(2) {
    animation: fadeInUpItem 0.6s ease 1.2s forwards;
}

.strategy-timeline.animate .timeline-item:nth-child(3) {
    animation: fadeInUpItem 0.6s ease 1.4s forwards;
}

.strategy-timeline.animate .timeline-item:nth-child(4) {
    animation: fadeInUpItem 0.6s ease 1.6s forwards;
}

@keyframes fadeInUpItem {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.timeline-item:hover {
    transform: translateY(-15px) scale(1.05);
}

.timeline-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, #d4a046 0%, #f5d79e 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    box-shadow: 0 4px 15px rgba(212, 160, 70, 0.4);
    position: relative;
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-circle {
    transform: scale(1.3);
    box-shadow: 0 8px 30px rgba(212, 160, 70, 0.7);
    animation: circlePulse 1.5s ease-in-out infinite;
}

@keyframes circlePulse {
    0%, 100% {
        box-shadow: 0 8px 30px rgba(212, 160, 70, 0.7);
    }
    50% {
        box-shadow: 0 8px 45px rgba(212, 160, 70, 0.9);
    }
}

.timeline-circle::before {
    content: "";
    position: absolute;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: 2px solid rgba(212, 160, 70, 0.3);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        opacity: 0.5;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

.timeline-year {
    font-size: 36px;
    font-weight: bold;
    background: linear-gradient(135deg, #d4a046 0%, #b8860b 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin: 0;
    transition: all 0.3s ease;
}

.timeline-item:hover .timeline-year {
    filter: drop-shadow(0 2px 4px rgba(212, 160, 70, 0.5));
}

.timeline-label {
    font-size: 18px;
    color: #333;
    font-weight: 500;
    margin: 8px 0 0 0;
    position: relative;
    padding-bottom: 25px;
}

.timeline-label::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: #d4a046;
    transition: width 0.3s ease;
}

.timeline-item:hover .timeline-label::after {
    width: 80%;
}

.timeline-desc {
    font-size: 14px;
    color: #666;
    margin-top: 12px;
    padding: 12px 20px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    opacity: 0;
    transform: translateY(10px);
    transition: all 0.3s ease;
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    z-index: 10;
}



.timeline-item:hover .timeline-desc {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.timeline-desc::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-top-color: rgba(255, 255, 255, 0.9);
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .strategy-content {
        padding: 100px 5% 40px;
    }
    .strategy-title-main {
        font-size: 48px;
    }
    .strategy-title-sub {
        font-size: 16px;
        letter-spacing: 4px;
    }
    .strategy-text {
        font-size: 15px;
        line-height: 1.8;
    }
    .strategy-timeline {
        flex-wrap: wrap;
        gap: 30px;
        padding-bottom: 20px;
    }
    .timeline-item {
        width: calc(50% - 15px);
    }
    .timeline-circle {
        width: 28px;
        height: 28px;
    }
    .timeline-year {
        font-size: 28px;
    }
    .timeline-label {
        font-size: 15px;
        padding-bottom: 15px;
    }
    .timeline-desc {
        font-size: 12px;
        padding: 8px 14px;
        white-space: normal;
        max-width: 150px;
        text-align: center;
    }
}

@media (max-height: 700px) {
    .strategy-content {
        padding: 100px 8% 40px;
    }
    .strategy-title-wrap {
        margin-bottom: 30px;
    }
    .strategy-text-wrap {
        margin-bottom: 30px;
    }
    .strategy-text {
        font-size: 20px;
        line-height: 1.8;
    }
    .timeline-circle {
        width: 30px;
        height: 30px;
    }
    .timeline-year {
        font-size: 30px;
    }
    .timeline-label {
        font-size: 15px;
    }
}

/* ===== 案例见证板块专用样式 ===== */
.cases-section {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.cases-wrap {
    width: 100%;
    height: 100%;
    position: relative;
    padding: 240px 8% 60px;
    display: flex;
    flex-direction: column;
    box-sizing: border-box;
}

.cases-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.cases-header {
    position: relative;
    margin-bottom: 20px;
}

.cases-title-circle {
    position: absolute;
    top: 50%;
    left: 120px;
    transform: translateY(-50%);
    width: 200px;
    height: 200px;
    background-image: url('../1_circle.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.6;
}

.cases-title-main {
    font-size: 80px;
    font-weight: bold;
    color: #d4a046;
    margin: 0 0 15px 0;
    line-height: 1.2;
    padding-left: 50px;
    position: relative;
    z-index: 2;
}

.cases-title-sub {
    font-size: 24px;
    color: #666;
    letter-spacing: 8px;
    padding-left: 50px;
    display: block;
}

.cases-swiper-container {
    flex: 1;
    position: relative;
}

.cases-swiper {
    width: 100%;
    height: 100%;
}

.cases-page {
    width: 100%;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 0px;
}

.case-item {
    display: flex;
    flex-direction: column;
    gap: 15px;
    padding: 5px;
}

.case-item:first-child {
    align-items: flex-end;
}

.case-item:last-child {
    align-items: flex-start;
}

.case-item:first-child .case-image {
    width: 60%;
    margin-right: 0;
}

.case-item:last-child .case-image {
    width: 60%;
    margin-left: 0;
}

.case-label {
    font-size: 40px;
    color: #d4a046;
    letter-spacing: 4px;
    font-weight: 500;
}

.case-image {
    flex: 1;
    background-size: contain;
    background-position: center;
    background-repeat: no-repeat;
    transition: all 0.3s ease;
    min-height: 200px;
}

.cases-pagination {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 10;
}

.cases-pagination .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: #d4a046;
    opacity: 0.4;
    border-radius: 50%;
    transition: all 0.3s ease;
    cursor: pointer;
}

.cases-pagination .swiper-pagination-bullet-active {
    width: 30px;
    height: 12px;
    border-radius: 6px;
    opacity: 1;
    background: linear-gradient(90deg, #d4a046, #f5d79e);
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .cases-wrap {
        padding: 100px 5% 40px;
    }
    .cases-title-circle {
        width: 120px;
        height: 120px;
    }
    .cases-title-main {
        font-size: 48px;
        padding-left: 30px;
    }
    .cases-title-sub {
        font-size: 14px;
        letter-spacing: 4px;
        padding-left: 30px;
    }
    .cases-page {
        flex-direction: column;
        gap: 25px;
    }
    .case-label {
        font-size: 18px;
        letter-spacing: 2px;
    }
    .cases-pagination {
        gap: 10px;
    }
    .cases-pagination .swiper-pagination-bullet {
        width: 10px;
        height: 10px;
    }
    .cases-pagination .swiper-pagination-bullet-active {
        width: 24px;
        height: 10px;
    }
}

@media (max-height: 700px) {
    .cases-wrap {
        padding: 100px 8% 40px;
    }
    .cases-header {
        margin-bottom: 30px;
    }
    .cases-title-main {
        font-size: 50px;
    }
    .case-label {
        font-size: 18px;
    }
}

/* ===== 联系我们板块专用样式 ===== */
.contact-section {
    width: 100%;
    height: 100vh;
    position: relative;
    overflow: hidden;
}

.contact-wrap {
    width: 100%;
    height: 100%;
    position: relative;
}

.contact-bg {
    position: absolute;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
}

.contact-content {
    position: relative;
    z-index: 2;
    width: 100%;
    height: 100%;
    padding: 150px 8% 60px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    box-sizing: border-box;
}

.contact-header {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.contact-title-circle {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 220px;
    height: 220px;
    background-image: url('../1_circle.png');
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    opacity: 0.5;
    z-index: 0;
}

.contact-title-main {
    font-size: 80px;
    font-weight: bold;
    color: #d4a046;
    margin: 0 0 15px 0;
    line-height: 1.2;
    position: relative;
    z-index: 1;
}

.contact-title-sub {
    font-size: 20px;
    color: #666;
    letter-spacing: 8px;
    display: block;
    margin-top: 20px;
    position: relative;
    z-index: 1;
}

.contact-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    width: 100%;
    max-width: 1200px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.contact-card {
    flex: 1;
    min-width: 280px;
    max-width: 360px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 16px;
    padding: 40px 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    opacity: 0;
    transform: translateY(30px);
}

.contact-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(212, 160, 70, 0.2);
}

.contact-card-icon {
    width: 70px;
    height: 70px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #d4a046;
    background: linear-gradient(135deg, rgba(212, 160, 70, 0.1) 0%, rgba(212, 160, 70, 0.05) 100%);
    border-radius: 50%;
    margin-bottom: 25px;
    transition: all 0.3s ease;
}

.contact-card:hover .contact-card-icon {
    background: linear-gradient(135deg, #d4a046 0%, #f5d79e 100%);
    color: #fff;
    transform: scale(1.1);
}

.contact-card-icon svg {
    width: 32px;
    height: 32px;
}

.contact-card-content {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.contact-card-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0;
    letter-spacing: 2px;
}

.contact-card-value {
    font-size: 22px;
    font-weight: 500;
    color: #d4a046;
    margin: 0;
    letter-spacing: 1px;
}

.contact-card-desc {
    font-size: 14px;
    color: #999;
    margin: 0;
    line-height: 1.6;
}

.contact-bottom {
    text-align: center;
    padding-top: 20px;
}

.contact-slogan {
    font-size: 20px;
    color: #666;
    letter-spacing: 4px;
    margin: 0;
    font-weight: 300;
}

/* 移动端响应式 */
@media (max-width: 768px) {
    .contact-content {
        padding: 100px 5% 40px;
    }
    .contact-title-circle {
        width: 140px;
        height: 140px;
    }
    .contact-title-main {
        font-size: 48px;
    }
    .contact-title-sub {
        font-size: 14px;
        letter-spacing: 4px;
    }
    .contact-grid {
        gap: 25px;
        margin-bottom: 40px;
    }
    .contact-card {
        min-width: 100%;
        padding: 30px 25px;
    }
    .contact-card-icon {
        width: 56px;
        height: 56px;
        margin-bottom: 20px;
    }
    .contact-card-icon svg {
        width: 26px;
        height: 26px;
    }
    .contact-card-title {
        font-size: 16px;
    }
    .contact-card-value {
        font-size: 18px;
    }
    .contact-card-desc {
        font-size: 13px;
    }
    .contact-slogan {
        font-size: 15px;
        letter-spacing: 2px;
        padding: 0 10px;
    }
}

@media (max-height: 700px) {
    .contact-content {
        padding: 100px 8% 40px;
    }
    .contact-header {
        margin-bottom: 40px;
    }
    .contact-title-main {
        font-size: 50px;
    }
    .contact-grid {
        gap: 25px;
        margin-bottom: 30px;
    }
    .contact-card {
        padding: 25px 20px;
    }
    .contact-card-icon {
        width: 50px;
        height: 50px;
        margin-bottom: 15px;
    }
    .contact-card-icon svg {
        width: 22px;
        height: 22px;
    }
    .contact-card-title {
        font-size: 15px;
    }
    .contact-card-value {
        font-size: 16px;
    }
    .contact-card-desc {
        font-size: 12px;
    }
}

/* ===== 全屏菜单样式 ===== */
.menu-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    z-index: 9998;
    backdrop-filter: blur(5px);
}

.menu-overlay.active {
    display: block;
    animation: fadeInMenu 0.5s ease;
}

@keyframes fadeInMenu {
    from { opacity: 0; }
    to { opacity: 1; }
}

.fullscreen-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    overflow: hidden;
}

.fullscreen-menu.active {
    display: block;
}

.menu-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center center;
    background-repeat: no-repeat;
    transform: scale(1.05);
    transition: transform 1.5s ease-out;
}

.fullscreen-menu.active .menu-background {
    transform: scale(1);
}

.menu-overlay-inner {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        135deg,
        rgba(0, 0, 0, 0.6) 0%,
        rgba(0, 0, 0, 0.4) 50%,
        rgba(0, 0, 0, 0.7) 100%
    );
}

.menu-container {
    position: relative;
    z-index: 2;
    height: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 100px 40px 80px;
    box-sizing: border-box;
}

#fullscreen-menu .banner-brand-text {
    position: absolute;
    top: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
}

#fullscreen-menu .banner-brand-text .brand-en {
    font-family: 'Times New Roman', serif;
    font-style: italic;
    font-size: 72px;
    color: #D4AF37 !important;
    letter-spacing: 2px;
    font-weight: 500;
}

#fullscreen-menu .banner-brand-text .brand-en sup {
    font-size: 24px;
    margin-left: 8px;
    vertical-align: top;
}

.menu-nav-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 30px;
    max-width: 1200px;
    width: 100%;
}

.nav-column {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    opacity: 0;
    transform: translateY(20px);
    animation: slideUpColumn 0.6s ease forwards;
}

.nav-column:nth-child(1) { animation-delay: 0.1s; }
.nav-column:nth-child(2) { animation-delay: 0.15s; }
.nav-column:nth-child(3) { animation-delay: 0.2s; }
.nav-column:nth-child(4) { animation-delay: 0.25s; }
.nav-column:nth-child(5) { animation-delay: 0.3s; }
.nav-column:nth-child(6) { animation-delay: 0.35s; }

@keyframes slideUpColumn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.nav-title {
    font-family: "SimSun", "STSong", "Noto Serif SC", serif;
    font-size: 28px;
    color: #ffffff;
    text-decoration: none;
    letter-spacing: 10px;
    margin-bottom: 30px;
    font-weight: 300;
    transition: all 0.3s ease;
    position: relative;
}

.nav-title::after {
    content: "";
    position: absolute;
    bottom: -8px;
    left: 50%;
    width: 0;
    height: 1px;
    background: rgba(212, 175, 55, 0.8);
    transition: width 0.4s ease;
    transform: translateX(-50%);
}

.nav-title:hover {
    color: #D4AF37;
    letter-spacing: 12px;
}

.nav-title:hover::after {
    width: 50%;
}

.nav-sub-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.nav-sub-item {
    font-family: "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 15px;
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    letter-spacing: 3px;
    transition: all 0.3s ease;
    position: relative;
}

.nav-sub-item::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: rgba(255, 255, 255, 0.5);
    transition: width 0.3s ease;
    transform: translateX(-50%);
}

.nav-sub-item:hover {
    color: #ffffff;
}

.nav-sub-item:hover::after {
    width: 80%;
}

.menu-footer {
    position: absolute;
    bottom: 60px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    opacity: 0;
    animation: fadeInUpMenu 0.8s ease 0.8s forwards;
}

@keyframes fadeInUpMenu {
    from {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
}

.footer-text {
    font-family: "SimSun", "STSong", "Noto Serif SC", serif;
    font-size: 14px;
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 6px;
    margin: 0;
    font-weight: 300;
}

.menu-close {
    position: absolute;
    top: 40px;
    right: 40px;
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    transition: all 0.3s ease;
    z-index: 3;
}

.menu-close:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: rotate(90deg);
}

.menu-close span {
    position: absolute;
    width: 20px;
    height: 1px;
    background: rgba(255, 255, 255, 0.8);
    transition: background 0.3s ease;
}

.menu-close:hover span {
    background: #D4AF37;
}

.menu-close span:first-child {
    transform: rotate(45deg);
}

.menu-close span:last-child {
    transform: rotate(-45deg);
}

/* 全屏菜单响应式 */
@media (max-width: 1200px) {
    .menu-nav-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .menu-container {
        padding: 80px 20px 60px;
    }
    
    #fullscreen-menu .banner-brand-text .brand-en {
        font-size: 48px;
    }
    
    .menu-nav-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 25px;
    }
    
    .nav-title {
        font-size: 22px;
        letter-spacing: 8px;
        margin-bottom: 20px;
    }
    
    .nav-sub-item {
        font-size: 13px;
        letter-spacing: 2px;
    }
    
    .footer-text {
        font-size: 12px;
        letter-spacing: 4px;
        padding: 0 20px;
    }
    
    .menu-close {
        width: 36px;
        height: 36px;
        top: 25px;
        right: 25px;
    }
    
    .menu-close span {
        width: 16px;
    }
}

@media (max-width: 480px) {
    #fullscreen-menu .banner-brand-text .brand-en {
        font-size: 36px;
    }
    
    .menu-nav-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .nav-title {
        font-size: 18px;
        letter-spacing: 6px;
    }
    
    .nav-sub-list {
        gap: 12px;
    }
    
    .footer-text {
        font-size: 11px;
        letter-spacing: 3px;
    }
}

/* ===== 产品列表页面样式 ===== */
.product-list-section {
    width: 100%;
    min-height: 100vh;
    padding-top: 150px;
    padding-bottom: 60px;
    background: #f9f9f9;
}

.product-list-wrap {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 45px;
}

.product-list-header {
    text-align: center;
    margin-bottom: 60px;
}

.product-title-main {
    font-size: 64px;
    font-weight: bold;
    color: #d4a046;
    margin: 0 0 20px 0;
    letter-spacing: 8px;
}

.product-title-sub {
    font-size: 18px;
    color: #666;
    letter-spacing: 6px;
}

.product-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.product-card {
    background: #fff;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.4s ease;
}

.product-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(212, 160, 70, 0.15);
}

.product-image {
    width: 100%;
    height: 220px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transition: transform 0.5s ease;
}

.product-card:hover .product-image {
    transform: scale(1.05);
}

.product-info {
    padding: 25px;
}

.product-name {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0 0 12px 0;
    letter-spacing: 2px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.product-desc {
    font-size: 14px;
    color: #999;
    margin: 0 0 15px 0;
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.product-price {
    font-size: 24px;
    font-weight: bold;
    color: #d4a046;
    margin-bottom: 15px;
    display: block;
}

.product-link {
    display: inline-block;
    padding: 10px 25px;
    background: linear-gradient(135deg, #d4a046 0%, #f5d79e 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 25px;
    font-size: 14px;
    letter-spacing: 2px;
    transition: all 0.3s ease;
}

.product-link:hover {
    background: linear-gradient(135deg, #b8860b 0%, #d4a046 100%);
    transform: scale(1.05);
}

.product-pagination {
    text-align: center;
    padding-top: 20px;
}

.product-pagination a {
    display: inline-block;
    padding: 10px 18px;
    margin: 0 5px;
    border: 1px solid #d4a046;
    color: #d4a046;
    text-decoration: none;
    border-radius: 5px;
    transition: all 0.3s ease;
}

.product-pagination a:hover,
.product-pagination a.active {
    background: #d4a046;
    color: #fff;
}

/* 产品列表响应式 */
@media (max-width: 1200px) {
    .product-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 25px;
    }
}

@media (max-width: 992px) {
    .product-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }
    
    .product-title-main {
        font-size: 48px;
    }
}

@media (max-width: 768px) {
    .product-list-section {
        padding-top: 120px;
        padding-bottom: 40px;
    }
    
    .product-list-wrap {
        padding: 0 20px;
    }
    
    .product-list-header {
        margin-bottom: 40px;
    }
    
    .product-title-main {
        font-size: 36px;
        letter-spacing: 4px;
    }
    
    .product-title-sub {
        font-size: 14px;
        letter-spacing: 4px;
    }
    
    .product-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .product-image {
        height: 180px;
    }
    
    .product-info {
        padding: 20px;
    }
    
    .product-name {
        font-size: 16px;
    }
    
    .product-price {
        font-size: 20px;
    }
}