/* ========== 全局重置 ========== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* ========== 滚动触发动画 ========== */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.reveal-left {
    opacity: 0;
    transform: translateX(-60px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-left.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-right {
    opacity: 0;
    transform: translateX(60px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-right.revealed {
    opacity: 1;
    transform: translateX(0);
}

.reveal-scale {
    opacity: 0;
    transform: scale(0.85);
    transition: opacity 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-scale.revealed {
    opacity: 1;
    transform: scale(1);
}

/* 子元素逐项延迟 */
.reveal-stagger > * {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-stagger.revealed > *:nth-child(1) { transition-delay: 0.05s; opacity: 1; transform: translateY(0); }
.reveal-stagger.revealed > *:nth-child(2) { transition-delay: 0.12s; opacity: 1; transform: translateY(0); }
.reveal-stagger.revealed > *:nth-child(3) { transition-delay: 0.19s; opacity: 1; transform: translateY(0); }
.reveal-stagger.revealed > *:nth-child(4) { transition-delay: 0.26s; opacity: 1; transform: translateY(0); }
.reveal-stagger.revealed > *:nth-child(5) { transition-delay: 0.33s; opacity: 1; transform: translateY(0); }
.reveal-stagger.revealed > *:nth-child(6) { transition-delay: 0.40s; opacity: 1; transform: translateY(0); }
.reveal-stagger.revealed > *:nth-child(7) { transition-delay: 0.47s; opacity: 1; transform: translateY(0); }
.reveal-stagger.revealed > *:nth-child(8) { transition-delay: 0.54s; opacity: 1; transform: translateY(0); }

/* 移动端减弱动画 */
@media (max-width: 768px) {
    .reveal, .reveal-left, .reveal-right, .reveal-scale {
        transform: translateY(24px);
        transition-duration: 0.5s;
    }
    .reveal-left.revealed,
    .reveal-right.revealed {
        transform: translate(0);
    }
    .reveal-stagger > * {
        transform: translateY(20px);
        transition-duration: 0.4s;
    }
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
        'Microsoft YaHei', 'Helvetica Neue', Helvetica, Arial, sans-serif;
    overflow-x: hidden;
    background: #fdd835;
    color: #333;
}

/* ========== 导航栏 ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: transparent;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
    transition: background 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
}

.logo img {
    width: 42px;
    height: 42px;
    border-radius: 10px;
    object-fit: cover;
}

.logo span {
    font-size: 24px;
    font-weight: 700;
    color: #333;
    text-shadow: 0 1px 4px rgba(255, 255, 255, 0.6);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 32px;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-size: 15px;
    font-weight: 600;
    text-shadow: 0 1px 3px rgba(255, 255, 255, 0.5);
    transition: color 0.3s;
    position: relative;
    padding: 4px 0;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: #333;
}

.nav-menu a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: #333;
    border-radius: 2px;
}

/* 汉堡菜单按钮 */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 36px;
    height: 36px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
    padding: 6px;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    background: #333;
    border-radius: 2px;
    transition: all 0.3s ease;
    transform-origin: center;
}

.nav-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.nav-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(-45deg);
}

/* ========== 主视觉区域 ========== */
.hero {
    min-height: 100vh;
    background: linear-gradient(180deg, #fdd835 0%, #fdd835 70%, #fbc02d 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 72px;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    gap: 60px;
    position: relative;
    z-index: 6;
}

/* ========== 左侧内容 ========== */
.hero-left {
    flex: 1;
    max-width: 540px;
    opacity: 0;
    transform: translateX(-120px);
    animation: slideInLeft 0.8s ease-out 0.3s forwards;
}

.main-title {
    font-size: 48px;
    font-weight: 800;
    color: #333;
    line-height: 1.2;
    margin-bottom: 16px;
    letter-spacing: 2px;
}

.sub-title {
    font-size: 22px;
    font-weight: 600;
    color: #555;
    margin-bottom: 20px;
    letter-spacing: 6px;
}

.divider {
    width: 60px;
    height: 4px;
    background: #333;
    border-radius: 2px;
    margin-bottom: 20px;
}

.description {
    font-size: 16px;
    color: #666;
    margin-bottom: 36px;
    line-height: 1.6;
}

/* ========== 下载按钮 ========== */
.download-buttons {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 28px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid rgba(51, 51, 51, 0.15);
    background: rgba(255, 255, 255, 0.7);
    position: relative;
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    border-color: rgba(51, 51, 51, 0.3);
}

.download-btn:active {
    transform: translateY(0);
}

.btn-icon {
    width: 28px;
    height: 28px;
    color: #333;
    flex-shrink: 0;
}

.btn-icon svg {
    width: 100%;
    height: 100%;
}

.btn-text {
    display: flex;
    flex-direction: column;
}

.btn-label {
    font-size: 15px;
    font-weight: 600;
    color: #333;
    white-space: nowrap;
}

/* 下载按钮（a标签）重置默认样式 */
a.download-btn {
    text-decoration: none;
    color: inherit;
}

/* 下载按钮二维码 */
.android-btn,
.ios-btn {
    position: relative;
}

.qr-code {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    padding: 0;
    border-radius: 10px;
    box-shadow: 0 6px 24px rgba(0, 0, 0, 0.15);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 10;
    margin-top: 12px;
    pointer-events: none;
}

.download-btn:hover .qr-code {
    opacity: 1;
    visibility: visible;
}

.qr-code::before {
    content: '';
    position: absolute;
    bottom: 100%;
    left: 50%;
    transform: translateX(-50%);
    border: 8px solid transparent;
    border-bottom-color: #333;
}

.qr-code img {
    display: block;
    width: 180px;
    height: 180px;
    border-radius: 6px;
    object-fit: contain;
}

/* ========== 右侧应用截图展示 ========== */
.hero-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transform: translateX(120px);
    animation: slideInRight 0.8s ease-out 0.5s forwards;
}

.app-screenshot {
    max-width: 100%;
    max-height: 640px;
    width: auto;
    height: auto;
    display: block;
    object-fit: contain;
}

/* ========== 滑入动画 ========== */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-120px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(120px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ========== 波浪装饰 ========== */
.wave-decoration {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 180px;
    overflow: hidden;
    z-index: 5;
}

.wave-decoration svg {
    width: 100%;
    height: 100%;
}

.wave-path {
    fill: #fff;
    animation: waveMove 4s ease-in-out infinite alternate;
}

@keyframes waveMove {
    0% {
        d: path("M0,80 C288,160 720,10 1440,80 L1440,180 L0,180 Z");
    }
    50% {
        d: path("M0,60 C360,140 1080,140 1440,60 L1440,180 L0,180 Z");
    }
    100% {
        d: path("M0,72 C480,10 960,160 1440,72 L1440,180 L0,180 Z");
    }
}

/* 浮动球装饰 */
.hero::before {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.08);
    top: -80px;
    right: 10%;
    z-index: 0;
    animation: floatBubble 6s ease-in-out infinite alternate;
}

.hero::after {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    bottom: 20%;
    left: 5%;
    z-index: 0;
    animation: floatBubble 8s ease-in-out infinite alternate-reverse;
}

@keyframes floatBubble {
    0% {
        transform: translate(0, 0) scale(1);
    }
    100% {
        transform: translate(30px, -30px) scale(1.1);
    }
}

/* ========== 平台简介 ========== */
.intro-section {
    background: #fff;
    padding: 100px 0;
    position: relative;
}

.intro-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    display: flex;
    align-items: center;
    gap: 80px;
}

.intro-image {
    flex: 0 0 480px;
    max-width: 480px;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 4 / 3;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.08);
}

.intro-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.intro-content {
    flex: 1;
}

.intro-title {
    font-size: 36px;
    font-weight: 800;
    color: #333;
    margin-bottom: 16px;
    line-height: 1.2;
}

.intro-divider {
    width: 50px;
    height: 4px;
    background: #fdd835;
    border-radius: 2px;
    margin-bottom: 24px;
}

.intro-text p {
    font-size: 16px;
    line-height: 1.8;
    color: #555;
    margin-bottom: 16px;
}

/* ========== 简介页功能列表 ========== */
.intro-features {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-top: 20px;
}

.intro-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 6px 0;
    transition: all 0.3s ease;
    border-radius: 6px;
}

.intro-feature-item:hover {
    padding-left: 6px;
}

.intro-feature-icon {
    flex-shrink: 0;
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #fdd835;
    color: #333;
    font-size: 11px;
    font-weight: 700;
    border-radius: 50%;
    margin-top: 3px;
    transition: transform 0.3s ease, background 0.3s ease;
}

.intro-feature-item:hover .intro-feature-icon {
    transform: scale(1.1);
    background: #fbc02d;
}

.intro-feature-title {
    font-size: 14px;
    font-weight: 700;
    color: #333;
    margin: 0 0 1px 0;
    line-height: 1.3;
}

.intro-feature-desc {
    font-size: 12px;
    color: #888;
    line-height: 1.4;
    display: block;
}

/* 了解更多按钮 */
.intro-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    margin-top: 20px;
    padding: 8px 22px;
    background: #fdd835;
    color: #333;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: 50px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
}

.intro-btn:hover {
    background: #fbc02d;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(253, 216, 53, 0.35);
}

.intro-btn:active {
    transform: translateY(0);
}

/* ========== 响应式适配 ========== */
@media (max-width: 968px) {
    .hero-container {
        flex-direction: column;
        text-align: center;
        padding: 80px 20px 40px;
        gap: 40px;
    }

    .hero-left {
        max-width: 100%;
    }

    /* 移动端隐藏浮动球装饰（遮挡按钮点击） */
    .hero::before,
    .hero::after {
        display: none;
    }

    .divider {
        margin: 0 auto 20px;
    }

    .main-title {
        font-size: 36px;
    }

    .sub-title {
        font-size: 18px;
    }

    .download-buttons {
        justify-content: center;
    }

    .nav-container {
        padding: 0 20px;
        height: 60px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 60px;
        left: 0;
        right: 0;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.4);
        backdrop-filter: blur(24px) saturate(200%);
        -webkit-backdrop-filter: blur(24px) saturate(200%);
        padding: 0;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.4s ease, padding 0.4s ease;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    }

    .nav-menu.open {
        max-height: 360px;
        padding: 8px 0;
    }

    .nav-menu li {
        border-top: 1px solid rgba(0, 0, 0, 0.06);
    }

    .nav-menu a {
        display: block;
        padding: 14px 24px;
        font-size: 15px;
        text-align: left;
        color: #222;
        font-weight: 600;
        text-shadow: 0 1px 3px rgba(255, 255, 255, 0.4);
    }

    .nav-menu a.active::after {
        display: none;
    }

    .hero-right {
        width: 100%;
        max-width: 360px;
        padding: 0;
        display: none;
    }

    .app-screenshot {
        max-width: 100%;
        max-height: 480px;
    }

    /* 平台简介响应式 - 图文重叠 */
    .intro-section {
        padding: 0;
    }

    /* 移动端覆盖reveal动画，保持图文重叠效果 */
    .intro-image.reveal-left,
    .intro-content.reveal-right {
        opacity: 1;
        transform: none;
        transition: none;
    }

    .intro-container {
        flex-direction: column;
        padding: 0;
        gap: 0;
        position: relative;
    }

    .intro-image {
        flex: none;
        width: 100%;
        max-width: 100%;
        border-radius: 16px;
        box-shadow: none;
        position: relative;
        overflow: hidden;
        min-height: 60vh;
        background: url('images/hero.jpg') center / cover fixed;
    }

    .intro-image img {
        display: none;
    }

    .intro-image::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(
            to top,
            rgba(0, 0, 0, 0.75) 0%,
            rgba(0, 0, 0, 0.45) 50%,
            rgba(0, 0, 0, 0.2) 100%
        );
        z-index: 1;
    }

    .intro-content {
        position: absolute;
        inset: 0;
        z-index: 2;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 40px 24px;
    }

    .intro-title {
        font-size: 28px;
        text-align: center;
        color: #fff;
        margin-bottom: 12px;
        text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    }

    .intro-divider {
        margin: 0 auto 20px;
        background: #fdd835;
        width: 40px;
    }

    .intro-text p {
        text-align: center;
        font-size: 14px;
        color: rgba(255, 255, 255, 0.9);
        margin-bottom: 10px;
        line-height: 1.7;
        text-shadow: 0 1px 4px rgba(0, 0, 0, 0.2);
    }

    .intro-text p:last-child {
        margin-bottom: 0;
    }

    /* 移动端隐藏功能列表，仅保留了解更多按钮 */
    .intro-features {
        display: none;
    }

    .intro-btn {
        margin-top: 20px;
        padding: 8px 22px;
        font-size: 13px;
        align-self: center;
    }

    .intro-content {
        align-items: center;
    }
}

@media (max-width: 600px) {
    .nav-menu {
        gap: 10px;
        flex-wrap: wrap;
        justify-content: flex-end;
    }

    .nav-menu a {
        font-size: 12px;
    }

    .main-title {
        font-size: 28px;
    }

    .sub-title {
        font-size: 15px;
        letter-spacing: 3px;
    }

    .download-btn {
        padding: 10px 18px;
    }

    /* 移动端隐藏二维码弹窗（触摸设备 hover 无效，反而挡点击） */
    .download-btn .qr-code {
        display: none;
    }

    .btn-label {
        font-size: 13px;
    }

    .app-screenshot {
        max-width: 100%;
        max-height: 400px;
    }

    .intro-section {
        padding: 0;
    }

    .intro-image {
        min-height: 50vh;
        border-radius: 12px;
    }

    .intro-content {
        padding: 24px 16px;
    }

    .intro-title {
        font-size: 22px;
        margin-bottom: 10px;
    }

    .intro-divider {
        width: 36px;
        margin-bottom: 16px;
    }

    .intro-text p {
        font-size: 13px;
        line-height: 1.6;
    }
}

/* ========== 瑶瑶全平台 ========== */
.platform-section {
    background: #fff;
    padding: 70px 0 60px;
    text-align: center;
}

.platform-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

.platform-title {
    font-size: 30px;
    font-weight: 800;
    color: #333;
    margin-bottom: 6px;
}

.platform-subtitle {
    font-size: 14px;
    color: #999;
    margin-bottom: 36px;
    font-weight: 400;
}

.platform-grid {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    gap: 14px;
}

.platform-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 16px 14px;
    background: #fff;
    border-radius: 12px;
    text-decoration: none;
    color: inherit;
    border: 1.5px solid #eee;
    transition: all 0.3s ease;
    width: 110px;
    cursor: pointer;
}

.platform-item:hover {
    border-color: #fdd835;
    box-shadow: 0 6px 20px rgba(253, 216, 53, 0.18);
    transform: translateY(-3px);
}

.platform-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    background: #fff9e6;
    transition: transform 0.3s ease;
}

.platform-item:hover .platform-icon {
    transform: scale(1.06);
}

.platform-icon img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    display: block;
}

.platform-label {
    font-size: 13px;
    font-weight: 700;
    color: #333;
}

@media (max-width: 900px) {
    .platform-section {
        padding: 50px 0 40px;
    }

    .platform-title {
        font-size: 26px;
    }

    .platform-subtitle {
        font-size: 13px;
        margin-bottom: 30px;
    }

    .platform-grid {
        flex-wrap: wrap;
        gap: 12px;
    }

    .platform-item {
        width: calc(25% - 9px);
        max-width: 140px;
        padding: 14px 6px;
        gap: 6px;
    }

    .platform-icon {
        width: 44px;
        height: 44px;
    }

    .platform-icon img {
        width: 26px;
        height: 26px;
    }

    .platform-label {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .platform-section {
        padding: 36px 0 30px;
    }

    .platform-container {
        padding: 0 12px;
    }

    .platform-title {
        font-size: 22px;
    }

    .platform-subtitle {
        font-size: 12px;
        margin-bottom: 24px;
    }

    .platform-grid {
        gap: 8px;
    }

    .platform-item {
        width: calc(25% - 6px);
        max-width: 120px;
        padding: 12px 4px;
        gap: 4px;
        border-width: 1px;
        border-radius: 10px;
    }

    .platform-icon {
        width: 36px;
        height: 36px;
        border-radius: 10px;
    }

    .platform-icon img {
        width: 22px;
        height: 22px;
    }

    .platform-label {
        font-size: 11px;
    }
}

/* ========== 热门功能展示 ========== */
.features-section {
    background: #f9f9f9;
    padding: 100px 0;
}

.features-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

.features-row {
    display: flex;
    align-items: stretch;
    gap: 60px;
}

.features-left {
    flex: 0 0 360px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.features-heading {
    font-size: 30px;
    font-weight: 800;
    color: #333;
    margin-bottom: 32px;
    line-height: 1.2;
    position: relative;
}

.features-heading::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 0;
    width: 40px;
    height: 3px;
    background: #fdd835;
    border-radius: 2px;
}

.features-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 16px;
    background: transparent;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
}

.feature-item:hover {
    background: rgba(253, 216, 53, 0.15);
}

.feature-item.active {
    background: #fdd835;
    box-shadow: 0 4px 20px rgba(253, 216, 53, 0.35);
}

.feature-icon {
    width: 28px;
    height: 28px;
    flex-shrink: 0;
    object-fit: contain;
    display: block;
    transition: transform 0.3s ease;
}

.feature-item.active .feature-icon {
    transform: scale(1.1);
}

.feature-info {
    display: flex;
    flex-direction: column;
    gap: 0;
    min-width: 0;
    flex: 1;
    overflow: hidden;
}

.feature-name {
    font-size: 13px;
    font-weight: 700;
    color: #555;
    line-height: 28px;
    transition: color 0.3s ease;
}

.feature-item.active .feature-name {
    color: #333;
}

.feature-desc {
    font-size: 11px;
    color: rgba(51, 51, 51, 0.65);
    line-height: 1.3;
    max-height: 0;
    opacity: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, opacity 0.35s ease, margin-top 0.35s ease;
    margin-top: 0;
}

.feature-item.active .feature-desc {
    max-height: 36px;
    opacity: 1;
    margin-top: 2px;
}

/* 右侧卡牌堆叠 */
.features-right {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 480px;
}

.feature-card {
    width: 420px;
    height: 420px;
    position: relative;
    perspective: 1000px;
}

.card-deck {
    position: relative;
    width: 100%;
    height: 100%;
}

.card-layer {
    position: absolute;
    inset: 0;
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* 非激活卡片：露出边缘，形成堆叠纵深 */
.card-layer:not(.active):not(.exiting) {
    opacity: 0.2;
    transform: scale(0.88) translate(10px, 10px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.06);
    z-index: 1;
}

.card-layer.active {
    opacity: 1;
    transform: scale(1) translate(0, 0);
    box-shadow: 0 12px 44px rgba(0, 0, 0, 0.12);
    z-index: 10;
}

.card-layer.exiting {
    opacity: 0;
    transform: scale(0.65);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
    z-index: 5;
}

.card-layer img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* ========== 移动端轮播控制 ========== */
.carousel-btn {
    display: none;
}

.carousel-info {
    display: none;
}

/* 热门功能响应式 */
@media (max-width: 968px) {
    .features-section {
        padding: 60px 0;
    }

    .features-container {
        padding: 0 20px;
    }

    .features-row {
        flex-direction: column;
        align-items: center;
        gap: 40px;
    }

    .features-left {
        display: none;
    }

    .features-heading {
        font-size: 28px;
        text-align: center;
        margin-bottom: 32px;
    }

    .features-heading::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .features-right {
        width: 100%;
        display: flex;
        flex-direction: column;
        align-items: center;
        min-height: auto;
    }

    .feature-card {
        width: 320px;
        height: 320px;
        position: relative;
    }

    /* 轮播按钮 */
    .carousel-btn {
        display: flex;
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        width: 36px;
        height: 36px;
        border-radius: 50%;
        border: none;
        background: rgba(255, 255, 255, 0.9);
        color: #333;
        font-size: 22px;
        line-height: 1;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        z-index: 20;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.12);
        transition: background 0.2s;
        -webkit-tap-highlight-color: transparent;
        user-select: none;
    }

    .carousel-btn:active {
        background: #fdd835;
        transform: translateY(-50%) scale(0.95);
    }

    .prev-btn {
        left: -18px;
    }

    .next-btn {
        right: -18px;
    }

    /* 功能说明区域 */
    .carousel-info {
        display: block;
        text-align: center;
        margin-top: 16px;
        width: 100%;
    }

    .carousel-name {
        font-size: 18px;
        font-weight: 700;
        color: #333;
        margin-bottom: 4px;
    }

    .carousel-desc {
        font-size: 13px;
        color: #888;
        line-height: 1.4;
    }
}

@media (max-width: 600px) {
    .feature-item {
        padding: 8px 12px;
        gap: 8px;
    }

    .feature-icon {
        width: 24px;
        height: 24px;
    }

    .feature-name {
        font-size: 12px;
        line-height: 24px;
    }

    .feature-desc {
        font-size: 10px;
    }

    .feature-card {
        width: 280px;
        height: 280px;
    }

    .carousel-btn {
        width: 32px;
        height: 32px;
        font-size: 18px;
    }

    .prev-btn {
        left: -16px;
    }

    .next-btn {
        right: -16px;
    }

    .carousel-info {
        margin-top: 12px;
    }

    .carousel-name {
        font-size: 16px;
    }

    .carousel-desc {
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .feature-item {
        padding: 6px 10px;
        gap: 6px;
    }

    .feature-icon {
        width: 22px;
        height: 22px;
    }

    .feature-name {
        font-size: 11px;
        line-height: 22px;
    }

    .feature-desc {
        font-size: 10px;
    }

    .feature-card {
        width: 220px;
        height: 220px;
    }

    .carousel-btn {
        width: 28px;
        height: 28px;
        font-size: 16px;
    }

    .prev-btn {
        left: -14px;
    }

    .next-btn {
        right: -14px;
    }

    .carousel-info {
        margin-top: 10px;
    }

    .carousel-name {
        font-size: 15px;
    }

    .carousel-desc {
        font-size: 11px;
    }
}

/* ========== 应用场景 ========== */
.scene-section {
    background: linear-gradient(180deg, #fff 0%, #f9f9f9 100%);
    padding: 100px 0;
    position: relative;
}

.scene-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #fdd835, #f9a825, #fdd835);
}

.scene-container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 40px;
}

.scene-heading {
    font-size: 36px;
    font-weight: 800;
    color: #333;
    margin-bottom: 10px;
    text-align: center;
    letter-spacing: 2px;
}

.scene-heading::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #fdd835, #f9a825);
    border-radius: 2px;
    margin: 14px auto 0;
}

.scene-subtitle {
    font-size: 16px;
    color: #999;
    margin-bottom: 56px;
    text-align: center;
    letter-spacing: 1px;
}

/* 手风琴折叠 */
.scene-accordion-header {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    user-select: none;
    -webkit-tap-highlight-color: transparent;
    padding-bottom: 0;
    transition: padding-bottom 0.3s ease;
}

.scene-accordion-header.active {
    padding-bottom: 10px;
}

.scene-accordion-header .scene-heading {
    margin-bottom: 0;
}

.scene-accordion-header .scene-heading::after {
    display: none;
}

.scene-arrow {
    font-size: 14px;
    color: #999;
    transition: transform 0.3s ease;
    line-height: 1;
    margin-top: 4px;
}

.scene-accordion-header.active .scene-arrow {
    transform: rotate(180deg);
}

.scene-accordion-body {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.scene-accordion-body.open {
    max-height: 2000px;
}

/* 交错网格 */
.scene-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    align-items: start;
}

/* 卡片基础 */
.scene-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 340px;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.scene-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(0,0,0,0.6) 0%, rgba(0,0,0,0.2) 50%, rgba(0,0,0,0) 70%);
    z-index: 1;
    transition: opacity 0.5s ease;
}

.scene-card:hover::before {
    opacity: 0.7;
}

.scene-card:hover {
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.18);
    transform: translateY(-6px);
}

/* 左上角叠加层 */
.scene-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 32px;
    z-index: 2;
}

.scene-badge {
    display: inline-block;
    background: rgba(253, 216, 53, 0.92);
    color: #333;
    font-size: 12px;
    font-weight: 700;
    padding: 4px 14px;
    border-radius: 20px;
    margin-bottom: 14px;
    letter-spacing: 1px;
    backdrop-filter: blur(4px);
}

.scene-card-title {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    line-height: 1.3;
    margin-bottom: 12px;
    text-shadow: 0 2px 12px rgba(0,0,0,0.3);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.scene-card-desc {
    font-size: 13px;
    color: rgba(255,255,255,0.85);
    line-height: 1.7;
    max-width: 90%;
    text-shadow: 0 1px 6px rgba(0,0,0,0.2);
}

/* 响应式 - 移动端横向滑动卡片 */
@media (max-width: 900px) {
    .scene-section {
        padding: 50px 0;
    }

    .scene-container {
        padding: 0 16px;
    }

    .scene-heading {
        font-size: 24px;
        margin-bottom: 0;
    }

    .scene-heading::after {
        display: none;
    }

    .scene-hint {
        font-size: 11px;
        color: #bbb;
        margin-right: 4px;
        transition: opacity 0.3s ease;
    }

    .scene-accordion-header.active .scene-hint {
        opacity: 0;
    }

    .scene-subtitle {
        font-size: 13px;
        margin-bottom: 20px;
        color: #aaa;
    }

    .scene-scroll-wrapper {
        position: relative;
        overflow: visible;
        width: 100%;
    }

    .scene-scroll-wrap {
        overflow-x: auto;
        overflow-y: hidden;
        -webkit-overflow-scrolling: touch;
        scroll-snap-type: x mandatory;
        scrollbar-width: none;
        width: 100%;
        padding-bottom: 8px;
    }

    .scene-scroll-wrap::-webkit-scrollbar {
        display: none;
    }

    .scene-scroll-btn {
        display: flex;
        position: absolute;
        top: 50%;
        transform: translateY(-50%);
        z-index: 5;
        width: 32px;
        height: 32px;
        border-radius: 50%;
        border: none;
        background: rgba(255, 255, 255, 0.9);
        color: #333;
        font-size: 20px;
        align-items: center;
        justify-content: center;
        cursor: pointer;
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
        transition: background 0.2s, transform 0.2s;
        -webkit-tap-highlight-color: transparent;
        user-select: none;
    }

    .scene-scroll-btn:active {
        background: #fdd835;
        transform: translateY(-50%) scale(0.92);
    }

    .scene-scroll-prev {
        left: -12px;
    }

    .scene-scroll-next {
        right: -12px;
    }

    .scene-grid {
        display: flex;
        flex-direction: row;
        flex-wrap: nowrap;
        gap: 14px;
        width: max-content;
        padding: 4px 0;
    }

    .scene-card {
        position: relative;
        width: 270px;
        height: 320px;
        flex-shrink: 0;
        border-radius: 16px;
        scroll-snap-align: start;
    }

    .scene-card:hover {
        transform: none !important;
        box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    }

    .scene-overlay {
        padding: 20px;
    }

    .scene-card-title {
        font-size: 18px;
        margin-bottom: 8px;
    }

    .scene-card-desc {
        font-size: 12px;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .scene-section {
        padding: 36px 0;
    }

    .scene-heading {
        font-size: 22px;
    }

    .scene-card {
        width: 230px;
        height: 280px;
    }

    .scene-badge {
        font-size: 11px;
        padding: 3px 12px;
        margin-bottom: 8px;
    }

    .scene-overlay {
        padding: 16px;
    }

    .scene-card-title {
        font-size: 16px;
    }

    .scene-card-desc {
        font-size: 12px;
    }
}

/* ========== 金牌达人 ========== */
.talent-section {
    background: #fff;
    padding: 100px 0;
    position: relative;
}

.talent-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    position: relative;
}

.talent-heading {
    font-size: 36px;
    font-weight: 800;
    color: #333;
    text-align: center;
    margin-bottom: 0;
}

.talent-heading-line {
    width: 50px;
    height: 3px;
    background: #fdd835;
    border-radius: 2px;
    margin: 12px auto 32px;
}

/* 标签导航 */
.talent-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.talent-tab {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 22px;
    border-radius: 50px;
    border: 2px solid #eee;
    background: #fff;
    color: #555;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    outline: none;
}

.talent-tab:hover {
    border-color: rgba(253, 216, 53, 0.5);
}

.talent-tab.active {
    background: #fdd835;
    border-color: #fdd835;
    color: #333;
    box-shadow: 0 4px 16px rgba(253, 216, 53, 0.3);
}

.talent-tab-icon {
    width: 20px;
    height: 20px;
    object-fit: contain;
}

/* 装饰元素 */
.talent-deco-ring {
    position: absolute;
    top: -20px;
    left: -10px;
    width: 60px;
    height: 60px;
    border: 4px solid rgba(253, 216, 53, 0.25);
    border-radius: 50%;
    z-index: 1;
    pointer-events: none;
}

.talent-deco-hex {
    position: absolute;
    bottom: -30px;
    right: -10px;
    width: 50px;
    height: 55px;
    background: rgba(253, 216, 53, 0.15);
    clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
    z-index: 1;
    pointer-events: none;
}

/* 卡片网格 */
.talent-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    position: relative;
    z-index: 2;
}

/* 达人卡片 */
a.talent-card {
    display: block;
    background: #fff;
    border-radius: 16px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06);
    transition: all 0.35s ease;
}

a.talent-card:hover {
    box-shadow: 0 8px 28px rgba(0, 0, 0, 0.12);
    transform: translateY(-4px);
}

.talent-photo {
    width: 100%;
    height: 0;
    padding-bottom: 70%;
    position: relative;
    overflow: hidden;
}

.talent-photo img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

a.talent-card:hover .talent-photo img {
    transform: scale(1.06);
}

/* 图片底部 — 半透明渐变叠加 */
.talent-photo::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(255, 255, 255, 0.75) 0%, rgba(255, 255, 255, 0.3) 40%, transparent 100%);
    z-index: 1;
    pointer-events: none;
}

/* 悬停 — "立即探索"半透明浮层 */
.talent-photo::before {
    content: '立即探索';
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.45);
    color: #fff;
    font-size: 16px;
    font-weight: 700;
    letter-spacing: 2px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.35s ease;
    z-index: 3;
    pointer-events: none;
}

a.talent-card:hover .talent-photo::before {
    opacity: 1;
}

.talent-info {
    padding: 12px 16px 16px;
    background: rgba(255, 255, 255, 0.75);
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.talent-name {
    font-size: 16px;
    font-weight: 700;
    color: #222;
    margin-bottom: 6px;
}

.talent-meta {
    font-size: 12px;
    color: #555;
    line-height: 1.4;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.talent-meta .talent-age {
    color: #f48fb1;
}

/* 标签切换卡片入场动画 */
@keyframes cardPopIn {
    0% {
        opacity: 0;
        transform: translateY(16px) scale(0.92);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

/* ========== 金牌达人响应式 ========== */
@media (max-width: 1024px) {
    .talent-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 14px;
    }
    .talent-name {
        font-size: 14px;
    }
    .talent-meta {
        font-size: 11px;
    }
    .talent-info {
        padding: 10px 10px 12px;
    }
}

@media (max-width: 768px) {
    .talent-section {
        padding: 60px 0;
    }

    .talent-container {
        padding: 0 16px;
    }

    .talent-heading {
        font-size: 28px;
    }

    .talent-heading-line {
        margin-bottom: 24px;
    }

    .talent-tabs {
        gap: 8px;
        margin-bottom: 28px;
    }

    .talent-tab {
        padding: 8px 14px;
        font-size: 13px;
    }

    .talent-tab-icon {
        width: 16px;
        height: 16px;
    }

    /* 双列布局：每行2张、每列2张 (2×2=4卡) */
    .talent-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 14px;
    }

    .talent-card:nth-child(n+5) {
        display: none;
    }

    .talent-photo {
        padding-bottom: 82%;
    }

    .talent-info {
        padding: 10px 12px 12px;
    }

    .talent-name {
        font-size: 14px;
        margin-bottom: 4px;
    }

    .talent-meta {
        font-size: 11px;
    }

    .talent-deco-ring,
    .talent-deco-hex {
        display: none;
    }
}

@media (max-width: 480px) {
    .talent-section {
        padding: 40px 0;
    }

    .talent-heading {
        font-size: 24px;
    }

    .talent-heading-line {
        margin: 10px auto 20px;
        width: 40px;
    }

    .talent-tab {
        padding: 6px 12px;
        font-size: 12px;
        gap: 4px;
    }

    .talent-tab-icon {
        width: 14px;
        height: 14px;
    }

    .talent-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 10px;
    }

    .talent-photo {
        padding-bottom: 85%;
    }

    .talent-info {
        padding: 8px 10px 10px;
    }

    .talent-name {
        font-size: 13px;
        margin-bottom: 3px;
    }

    .talent-meta {
        font-size: 10px;
    }
}

/* ========== 合作伙伴 ========== */
.partner-section {
    background: linear-gradient(180deg, #fafafa 0%, #fff 30%, #fff 70%, #fafafa 100%);
    padding: 100px 0 120px;
    overflow: hidden;
    position: relative;
}

.partner-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
    text-align: center;
    position: relative;
    z-index: 2;
}

.partner-heading {
    font-size: 36px;
    font-weight: 800;
    color: #333;
    margin-bottom: 8px;
}

.partner-heading-line {
    width: 50px;
    height: 3px;
    background: #fdd835;
    border-radius: 2px;
    margin: 12px auto 16px;
}

.partner-subtitle {
    font-size: 18px;
    color: #999;
    margin-bottom: 50px;
    letter-spacing: 3px;
    font-weight: 400;
}

.partner-slider {
    width: 100%;
    overflow: hidden;
    position: relative;
    background: #fff;
    border: 1px solid rgba(253, 216, 53, 0.18);
    border-radius: 16px;
    padding: 28px 0;
    box-shadow: 0 4px 24px rgba(0, 0, 0, 0.03);
    -webkit-mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
    mask-image: linear-gradient(to right, transparent 0%, black 8%, black 92%, transparent 100%);
}

.partner-track {
    display: flex;
    align-items: center;
    gap: 64px;
    width: max-content;
    padding: 0 32px;
    animation: partnerScroll 22s linear infinite;
}

.partner-track:hover {
    animation-play-state: paused;
}

.partner-item {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    border-radius: 10px;
    transition: background 0.3s ease, box-shadow 0.3s ease;
}

.partner-item:hover {
    background: rgba(253, 216, 53, 0.06);
    box-shadow: 0 0 0 1px rgba(253, 216, 53, 0.15);
}

.partner-item img {
    height: 48px;
    width: auto;
    object-fit: contain;
    transition: transform 0.35s ease;
}

.partner-item:hover img {
    transform: scale(1.08);
}

@keyframes partnerScroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

/* ========== 合作伙伴响应式 ========== */
@media (max-width: 768px) {
    .partner-section {
        padding: 60px 0 80px;
    }

    .partner-container {
        padding: 0 20px;
    }

    .partner-heading {
        font-size: 28px;
    }

    .partner-heading-line {
        margin: 10px auto 14px;
        width: 40px;
    }

    .partner-subtitle {
        font-size: 15px;
        margin-bottom: 36px;
        letter-spacing: 2px;
    }

    .partner-slider {
        border-radius: 12px;
        padding: 22px 0;
    }

    .partner-track {
        gap: 40px;
        padding: 0 20px;
    }

    .partner-item img {
        height: 36px;
    }
}

@media (max-width: 480px) {
    .partner-section {
        padding: 45px 0 60px;
    }

    .partner-heading {
        font-size: 24px;
    }

    .partner-heading-line {
        margin: 8px auto 10px;
        width: 36px;
        height: 2px;
    }

    .partner-subtitle {
        font-size: 13px;
        margin-bottom: 28px;
        letter-spacing: 1.5px;
    }

    .partner-slider {
        border-radius: 10px;
        padding: 18px 0;
    }

    .partner-track {
        gap: 28px;
        padding: 0 14px;
    }

    .partner-item {
        padding: 6px;
    }

    .partner-item img {
        height: 28px;
    }
}

/* ========== 欢迎加入我们 ========== */
.join-section {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.join-bg {
    position: absolute;
    inset: 0;
    background: url('images/hero.jpg') center/cover no-repeat;
    z-index: 0;
}

.join-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.35);
    z-index: 1;
}

.join-container {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 80px 40px;
    max-width: 700px;
    width: 100%;
}

.join-heading {
    font-size: 40px;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.12);
    margin-bottom: 8px;
}

.join-heading-line {
    width: 50px;
    height: 3px;
    background: #fdd835;
    border-radius: 2px;
    margin: 14px auto 36px;
}

.join-form {
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
    justify-content: center;
}

.join-input {
    padding: 14px 20px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    color: #fff;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
    min-width: 140px;
    flex: 1 1 140px;
    max-width: 200px;
}

.join-input::placeholder {
    color: rgba(255, 255, 255, 0.75);
}

.join-input:focus {
    border-color: #fff;
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.join-buttons {
    display: flex;
    gap: 10px;
    flex-shrink: 0;
}

.join-btn {
    padding: 14px 28px;
    border-radius: 8px;
    font-size: 15px;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    white-space: nowrap;
    border: none;
    outline: none;
}

.join-btn-consult {
    background: transparent;
    color: #fff;
    border: 2px solid rgba(255, 255, 255, 0.7);
}

.join-btn-consult:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: #fff;
}

.join-btn-submit {
    background: #fff;
    color: #333;
}

.join-btn-submit:hover {
    background: #fffbeb;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.12);
}

/* ========== 欢迎加入响应式 ========== */
@media (max-width: 768px) {
    .join-section {
        min-height: 360px;
    }

    .join-container {
        padding: 40px 20px;
    }

    .join-heading {
        font-size: 28px;
    }

    .join-heading-line {
        margin: 10px auto 22px;
    }

    .join-form {
        flex-direction: column;
        gap: 6px;
    }

    .join-input {
        max-width: 100%;
        width: 100%;
        padding: 8px 14px;
        font-size: 13px;
    }

    .join-btn {
        width: 100%;
        text-align: center;
        padding: 10px 20px;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .join-section {
        min-height: 320px;
    }
    .join-form {
        gap: 5px;
    }

    .join-container {
        padding: 36px 16px;
    }

    .join-heading {
        font-size: 24px;
    }

    .join-input {
        padding: 5px 10px;
        font-size: 12px;
    }

    .join-btn {
        padding: 10px 18px;
        font-size: 13px;
    }
}

/* ========== 背景浮动 Logo ========== */
.bg-floats {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}
.bg-float {
    position: absolute;
    opacity: 0.07;
    animation-timing-function: ease-in-out;
    animation-iteration-count: infinite;
    will-change: transform;
}
.bg-float img {
    width: 100%;
    height: 100%;
    display: block;
}

/* 分散在不同位置 + 不同大小 + 错落动画 */
.bg-float:nth-child(1)  { width: 120px; top: 8%;  left: 5%;   animation: floatSlow1 18s infinite; }
.bg-float:nth-child(2)  { width: 90px;  top: 15%; left: 75%;  animation: floatSlow2 22s infinite 2s; }
.bg-float:nth-child(3)  { width: 150px; top: 55%; left: 10%;  animation: floatSlow3 20s infinite 4s; }
.bg-float:nth-child(4)  { width: 70px;  top: 65%; left: 80%;  animation: floatSlow1 24s infinite 6s; }
.bg-float:nth-child(5)  { width: 110px; top: 30%; left: 45%;  animation: floatSlow2 19s infinite 1s; }
.bg-float:nth-child(6)  { width: 80px;  top: 80%; left: 35%;  animation: floatSlow3 21s infinite 5s; }
.bg-float:nth-child(7)  { width: 140px; top: 45%; left: 70%;  animation: floatSlow1 23s infinite 3s; }
.bg-float:nth-child(8)  { width: 60px;  top: 10%; left: 35%;  animation: floatSlow2 25s infinite 7s; }
.bg-float:nth-child(9)  { width: 100px; top: 72%; left: 55%;  animation: floatSlow3 17s infinite 8s; }
.bg-float:nth-child(10) { width: 130px; top: 38%; left: 20%;  animation: floatSlow1 20s infinite 9s; }

@keyframes floatSlow1 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33%  { transform: translate(30px, -20px) rotate(8deg); }
    66%  { transform: translate(-15px, 25px) rotate(-5deg); }
}
@keyframes floatSlow2 {
    0%, 100% { transform: translate(0, 0) rotate(0deg) scale(1); }
    50%  { transform: translate(-25px, -30px) rotate(-12deg) scale(1.08); }
}
@keyframes floatSlow3 {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    25%  { transform: translate(20px, 15px) rotate(6deg); }
    75%  { transform: translate(-20px, -10px) rotate(-6deg); }
}

@media (max-width: 768px) {
    .bg-float:nth-child(1)  { width: 80px; }
    .bg-float:nth-child(2)  { width: 60px; }
    .bg-float:nth-child(3)  { width: 100px; }
    .bg-float:nth-child(4)  { width: 50px; }
    .bg-float:nth-child(5)  { width: 70px; }
    .bg-float:nth-child(6)  { width: 55px; }
    .bg-float:nth-child(7)  { width: 90px; }
    .bg-float:nth-child(8)  { width: 45px; }
    .bg-float:nth-child(9)  { width: 65px; }
    .bg-float:nth-child(10) { width: 85px; }
}

/* ========== 一键到顶 ========== */
.back-top {
    position: fixed;
    bottom: 32px;
    right: 32px;
    width: 44px;
    height: 44px;
    background: #fdd835;
    color: #333;
    border: none;
    border-radius: 50%;
    font-size: 20px;
    font-weight: 700;
    cursor: pointer;
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: all 0.35s ease;
    box-shadow: 0 4px 16px rgba(253, 216, 53, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
}

.back-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.back-top:hover {
    background: #ffc107;
    transform: translateY(-3px);
    box-shadow: 0 8px 24px rgba(253, 216, 53, 0.5);
}

@media (max-width: 768px) {
    .back-top {
        bottom: 20px;
        right: 20px;
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
}

/* ========== 页脚 ========== */
.site-footer {
    background: #1a1a2e;
    color: #b0b0c0;
    padding: 64px 0 0;
    position: relative;
    overflow: hidden;
}

.site-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent, #fdd835, transparent);
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
    gap: 48px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* 品牌区 */
.footer-brand-top {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 14px;
}

.footer-logo {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 8px;
}

.footer-brand-name {
    font-size: 22px;
    font-weight: 800;
    color: #fff;
    letter-spacing: 1px;
}

.footer-tagline {
    font-size: 14px;
    color: #7a7a90;
    margin-bottom: 16px;
}

.footer-divider {
    width: 40px;
    height: 2px;
    background: #fdd835;
    border-radius: 1px;
}

/* 列标题 */
.footer-col-title {
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    margin-bottom: 20px;
    padding-bottom: 10px;
    position: relative;
}

.footer-col-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 20px;
    height: 2px;
    background: #fdd835;
    border-radius: 1px;
}

/* 列表 */
.footer-list {
    list-style: none;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 13px;
}

.footer-list-item {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 13px;
}

.footer-icon {
    flex-shrink: 0;
    margin-top: 1px;
}

/* 页脚联系我们 - 小图标+文字 */
.footer-contact-imgs .footer-list-item {
    padding: 2px 0;
    gap: 8px;
}

.footer-contact-img {
    height: 18px;
    width: auto;
    flex-shrink: 0;
    object-fit: contain;
}

.footer-links-row {
    flex-direction: row !important;
    flex-wrap: wrap;
    gap: 4px 0 !important;
}

.footer-links-row li:not(:last-child)::after {
    content: '·';
    color: #404050;
    margin: 0 10px;
}

.footer-list a {
    color: #808090;
    text-decoration: none;
    font-size: 13px;
    transition: color 0.25s ease, padding-left 0.25s ease;
    display: inline-block;
}

.footer-list a:hover {
    color: #fdd835;
    padding-left: 6px;
}

/* 二维码区 */
.footer-qr {
    display: flex;
    gap: 20px;
}

.qr-item {
    text-align: center;
}

.qr-placeholder {
    width: 90px;
    height: 90px;
    border-radius: 8px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 10px;
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.qr-placeholder:hover {
    transform: scale(1.05);
    box-shadow: 0 0 16px rgba(253, 216, 53, 0.25);
}

.qr-label {
    font-size: 12px;
    color: #707080;
}

/* 底部版权 */
.footer-bottom {
    padding: 22px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
}

.footer-bottom p {
    font-size: 13px;
    color: #606070;
    margin: 0;
}

.footer-bottom-links {
    display: flex;
    align-items: center;
    gap: 4px;
}

.footer-bottom-links a {
    font-size: 13px;
    color: #606070;
    text-decoration: none;
    transition: color 0.25s ease;
}

.footer-bottom-links a:hover {
    color: #fdd835;
}

.footer-dot {
    color: #404050;
    margin: 0 6px;
}

/* ========== 最新动态 ========== */
.news-hero {
    position: relative;
    width: 100%;
    min-height: 460px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
    padding-top: 60px;
}

.news-hero-bg {
    position: absolute;
    inset: 0;
    background: url('images/banner-news.jpg') center/cover no-repeat;
    z-index: 0;
    transform: translateZ(0);
    will-change: transform, opacity;
}

.news-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px 0 160px;
    max-width: 700px;
}

.news-hero-welcome {
    font-size: 15px;
    color: rgba(255,255,255,0.7);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 14px;
    text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.news-hero-title {
    font-size: 52px;
    font-weight: 900;
    letter-spacing: 3px;
    margin-bottom: 16px;
    line-height: 1.2;
}

.news-hero-gold {
    color: #fdd835;
    text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.news-hero-white {
    color: #fff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.news-hero-line {
    width: 50px;
    height: 4px;
    background: #fdd835;
    border-radius: 2px;
    margin-bottom: 18px;
}

.news-hero-sub {
    font-size: 18px;
    color: #fff;
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(253,216,53,0.5), 0 2px 6px rgba(0,0,0,0.3);
    line-height: 1.5;
}

/* 新闻列表 */
.news-section {
    padding: 50px 0;
}

/* 分类标签 */
.news-tabs {
    display: flex;
    justify-content: center;
    gap: 0;
    margin-bottom: 36px;
    border-bottom: 2px solid #eee;
}

.news-tab {
    padding: 12px 32px;
    color: #888;
    font-size: 15px;
    font-weight: 600;
    text-decoration: none;
    position: relative;
    transition: color 0.3s;
}

.news-tab::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: #fdd835;
    transition: width 0.3s;
}

.news-tab:hover { color: #333; }
.news-tab:hover::after { width: 60%; }
.news-tab.active {
    color: #333;
    font-weight: 700;
}
.news-tab.active::after { width: 100%; }

/* 文章列表 */
.news-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.news-item {
    display: flex;
    align-items: center;
    background: #fff;
    border-radius: 12px;
    padding: 16px 20px;
    box-shadow: 0 1px 10px rgba(0,0,0,0.04);
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.3s ease, transform 0.3s ease;
    border: 1px solid #f0f0f0;
}

.news-item:hover {
    box-shadow: 0 4px 18px rgba(0,0,0,0.08);
    transform: translateY(-1px);
}

.news-item-thumb {
    flex-shrink: 0;
    width: 200px;
    height: 130px;
    border-radius: 10px;
    overflow: hidden;
    margin-right: 20px;
}

.news-item-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s;
}

.news-item:hover .news-item-thumb img {
    transform: scale(1.05);
}

.news-item-body {
    flex: 1;
    min-width: 0;
    padding: 4px 0;
}

.news-item-body h4 {
    font-size: 17px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.news-item-body p {
    font-size: 13px;
    color: #999;
    line-height: 1.7;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* 右侧日期 + 箭头 */
.news-item-meta {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding-left: 24px;
    border-left: 1px solid #f0f0f0;
    margin-left: 20px;
}

.news-item-day {
    font-size: 22px;
    font-weight: 800;
    color: #333;
    line-height: 1;
    margin-bottom: 2px;
}

.news-item-year {
    font-size: 13px;
    color: #bbb;
    margin-bottom: 10px;
}

.news-item-arrow {
    font-size: 28px;
    color: #fdd835;
    font-weight: 700;
    transition: transform 0.3s;
    line-height: 1;
}

.news-item:hover .news-item-arrow {
    transform: translateX(4px);
}

/* 分页 */
.news-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-top: 36px;
    font-size: 13px;
    color: #999;
}

.page-btns {
    display: flex;
    gap: 4px;
    align-items: center;
}

.page-num, .page-prev, .page-next {
    width: 34px;
    height: 34px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    text-decoration: none;
    color: #666;
    font-weight: 600;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.page-num:hover, .page-prev:hover, .page-next:hover {
    border-color: #fdd835;
    color: #333;
}

.page-num.active {
    background: #fdd835;
    color: #333;
    border-color: #fdd835;
}

.page-ellipsis {
    padding: 0 4px;
    color: #ccc;
}

.page-last {
    text-decoration: none;
    color: #999;
    font-weight: 600;
    transition: color 0.3s;
}
.page-last:hover { color: #333; }

/* ========== 文章详情页 ========== */
.echo-hero {
    position: relative;
    width: 100%;
    min-height: 380px;
    display: flex;
    align-items: flex-end;
    overflow: hidden;
    margin-top: 0;
    padding-top: 60px;
}

.echo-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.7) 0%, rgba(0,0,0,0.2) 100%);
    z-index: 0;
}

.echo-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px 50px;
    max-width: 900px;
    width: 100%;
}

.echo-hero-meta {
    display: flex;
    gap: 16px;
    align-items: center;
    margin-bottom: 16px;
    font-size: 13px;
    color: rgba(255,255,255,0.8);
}

.echo-hero-title {
    font-size: 36px;
    font-weight: 900;
    color: #fff;
    text-shadow: 0 3px 12px rgba(0,0,0,0.4);
    line-height: 1.3;
}

.echo-section {
    padding: 50px 0;
    background: #fff;
}

.echo-article {
    max-width: 800px;
    margin: 0 auto;
    font-size: 15px;
    color: #444;
    line-height: 1.9;
}

.echo-article img { max-width: 100%; border-radius: 8px; }
.echo-article p { margin-bottom: 16px; }
.echo-article h2, .echo-article h3 { margin: 28px 0 14px; color: #333; }

.echo-tags {
    max-width: 800px;
    margin: 30px auto 0;
    padding-top: 20px;
    border-top: 1px solid #eee;
}

.echo-tags a {
    display: inline-block;
    padding: 4px 14px;
    background: rgba(253,216,53,0.12);
    color: #333;
    border-radius: 20px;
    text-decoration: none;
    font-size: 13px;
    margin-right: 8px;
}

.echo-neighbor {
    max-width: 800px;
    margin: 30px auto 0;
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.echo-neighbor a {
    flex: 1;
    padding: 16px 20px;
    background: #fafafa;
    border-radius: 10px;
    text-decoration: none;
    color: #666;
    font-size: 14px;
    transition: background 0.3s;
}

.echo-neighbor a:hover { background: #f0f0f0; }

.echo-comments {
    max-width: 800px;
    margin: 40px auto 0;
    padding-top: 30px;
    border-top: 2px solid #eee;
}

.echo-comments h3 { font-size: 18px; color: #333; margin-bottom: 20px; }

/* ========== 自定义页面 ========== */
.page-hero {
    position: relative;
    width: 100%;
    min-height: 400px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
    padding-top: 60px;
}

.page-hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, #1a73e8, #4ecdc4);
    z-index: 0;
}

.page-hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.page-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px 0 160px;
    max-width: 700px;
}

.page-hero-welcome {
    font-size: 15px;
    color: rgba(255,255,255,0.7);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 14px;
}

.page-hero-title {
    font-size: 48px;
    font-weight: 900;
    letter-spacing: 3px;
    margin-bottom: 16px;
    line-height: 1.2;
}

.page-hero-gold { color: #fdd835; text-shadow: 0 2px 10px rgba(0,0,0,0.3); }

.page-hero-line {
    width: 50px;
    height: 4px;
    background: #fdd835;
    border-radius: 2px;
    margin-bottom: 18px;
}

.page-hero-sub {
    font-size: 18px;
    color: rgba(255,255,255,0.9);
    letter-spacing: 4px;
}

.page-section {
    padding: 50px 0;
    background: #fff;
}

.page-article {
    max-width: 800px;
    margin: 0 auto;
    font-size: 15px;
    color: #444;
    line-height: 1.9;
}

.page-article img { max-width: 100%; border-radius: 8px; }

.news-empty {
    text-align: center;
    padding: 60px 20px;
    color: #999;
    font-size: 15px;
}

/* 响应式 */
@media (max-width: 768px) {
    .echo-hero-content { padding: 0 24px 30px; }
    .echo-hero-title { font-size: 26px; }
    .echo-section { padding: 30px 0; }
    .echo-article { padding: 0 16px; }
    .page-hero-content { padding: 0 24px; }
    .page-hero-title { font-size: 32px; }
    .page-section { padding: 30px 0; }
    .page-article { padding: 0 16px; }
}

/* ========== 页脚响应式 ========== */
@media (max-width: 1024px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 36px;
    }
}

@media (max-width: 768px) {
    .site-footer {
        padding: 48px 0 0;
    }
    .footer-container {
        padding: 0 20px;
    }
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 32px;
        padding-bottom: 32px;
    }
    .footer-qr {
        justify-content: flex-start;
    }
    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }
}

/* ========== 加盟我们 ========== */
.join-hero {
    position: relative;
    width: 100%;
    min-height: 520px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
    padding-top: 60px;
}

.join-hero-bg {
    position: absolute;
    inset: 0;
    background: url('https://yaoyao-1326788935.cos.ap-guangzhou.myqcloud.com/banner2.png') center/cover no-repeat;
    z-index: 0;
    transform: translateZ(0);
    will-change: transform, opacity;
}

.join-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px 0 160px;
    max-width: 700px;
}

.join-hero-welcome {
    font-size: 16px;
    color: #8899aa;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 12px;
}

.join-hero-title {
    font-size: 52px;
    font-weight: 900;
    letter-spacing: 2px;
    margin-bottom: 20px;
    line-height: 1.2;
}

.join-hero-blue {
    color: #1a73e8;
}

.join-hero-black {
    color: #333;
}

.join-hero-pill {
    display: inline-block;
    padding: 10px 28px;
    background: #1a73e8;
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    border-radius: 50px;
    letter-spacing: 2px;
}

/* ========== 代理运营模式 ========== */
.join-model {
    padding: 50px 0;
    background: #fff;
}

.model-grid {
    display: grid;
    grid-template-columns: 1fr 200px 1fr;
    grid-template-rows: auto auto;
    gap: 36px 40px;
    max-width: 960px;
    margin: 40px auto 30px;
    align-items: center;
}

.model-item {
    padding: 0;
    background: none;
    box-shadow: none;
    border-radius: 0;
}

.model-item h4 {
    font-size: 16px;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.model-item p {
    font-size: 13px;
    color: #999;
    line-height: 1.8;
}

/* 左侧文字 - 标题右对齐，线条在右边 */
.model-left { grid-column: 1; text-align: right; }
.model-left h4 { justify-content: flex-end; }
.model-left:nth-child(1) { grid-row: 1; }
.model-left:nth-child(4) { grid-row: 2; }

/* 右侧文字 - 标题左对齐，线条在左边 */
.model-right { grid-column: 3; text-align: left; }
.model-right h4 { justify-content: flex-start; }
.model-right:nth-child(2) { grid-row: 1; }
.model-right:nth-child(5) { grid-row: 2; }

/* 蓝色竖线条 */
.model-bar {
    display: inline-block;
    width: 4px;
    height: 18px;
    background: #1a73e8;
    border-radius: 2px;
    flex-shrink: 0;
}

/* 右侧线条 */
.model-bar-right { order: 1; margin-left: 8px; }
/* 左侧线条 */
.model-bar-left { order: -1; margin-right: 8px; }

/* 中间六边形核心 */
.model-center {
    grid-column: 2;
    grid-row: 1 / 3;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.model-hex {
    width: 200px;
    height: 230px;
    background: url('images/join/polygon.png') center/contain no-repeat;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
}

.model-logo {
    width: 56px;
    height: 56px;
    object-fit: contain;
    margin-bottom: 6px;
}

.model-appname {
    font-size: 15px;
    font-weight: 700;
    color: #333;
    letter-spacing: 1px;
}

.model-footer {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    font-size: 14px;
    color: #666;
    line-height: 1.8;
    padding: 0;
}

/* ========== 平台四大扶持 ========== */
.join-support {
    padding: 50px 0;
    background: #fff;
    overflow: hidden;
}

.support-layout {
    position: relative;
    max-width: 760px;
    margin: 40px auto 0;
    min-height: 580px;
}

/* 虚线装饰圆 */
.support-arc-bg {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 560px; height: 560px;
    z-index: 0;
    pointer-events: none;
}

/* 旋转轨道 */
.support-orbit {
    position: absolute;
    top: 50%; left: 50%;
    width: 520px; height: 520px;
    margin-top: -260px; margin-left: -260px;
    animation: orbitSpin 28s linear infinite;
}

@keyframes orbitSpin {
    from { transform: rotate(0deg); }
    to   { transform: rotate(360deg); }
}

/* 每张卡片 */
.support-card {
    position: absolute;
    top: 50%; left: 50%;
    width: 210px;
    transform: translate(-50%, -50%);
}

.support-card-1 { transform: translate(-50%, -50%) rotate(0deg)   translateY(-260px); }
.support-card-2 { transform: translate(-50%, -50%) rotate(90deg)  translateY(-260px); }
.support-card-3 { transform: translate(-50%, -50%) rotate(180deg) translateY(-260px); }
.support-card-4 { transform: translate(-50%, -50%) rotate(270deg) translateY(-260px); }

/* 卡片内部 - 各自独立反旋保持文字水平 */
.support-card-inner {
    border-radius: 14px;
    padding: 18px 16px;
    text-align: center;
    box-shadow: 0 3px 20px rgba(0,0,0,0.07);
    display: flex;
    flex-direction: column;
    align-items: center;
    border: 1px solid #f0f0f0;
    transition: box-shadow 0.35s ease;
}

/* 各卡片底色 */
.support-card-1 .support-card-inner { 
    background: linear-gradient(135deg, #eff6ff, #dbeafe);
    animation: antiSpin0 28s linear infinite;
}
.support-card-2 .support-card-inner { 
    background: linear-gradient(135deg, #effaf3, #d1fae5);
    animation: antiSpin90 28s linear infinite;
}
.support-card-3 .support-card-inner { 
    background: linear-gradient(135deg, #fff7ed, #ffedd5);
    animation: antiSpin180 28s linear infinite;
}
.support-card-4 .support-card-inner { 
    background: linear-gradient(135deg, #fdf4ff, #f3e8ff);
    animation: antiSpin270 28s linear infinite;
}

/* 各自反旋关键帧：初始抵消各自角度 */
@keyframes antiSpin0   { from { transform: rotate(0deg);    } to { transform: rotate(-360deg);  } }
@keyframes antiSpin90  { from { transform: rotate(-90deg);  } to { transform: rotate(-450deg);  } }
@keyframes antiSpin180 { from { transform: rotate(-180deg); } to { transform: rotate(-540deg);  } }
@keyframes antiSpin270 { from { transform: rotate(-270deg); } to { transform: rotate(-630deg);  } }

/* hover - 整个轨道暂停 */
.support-orbit:hover {
    animation-play-state: paused;
}
.support-orbit:hover .support-card-inner {
    animation-play-state: paused;
}

/* hover 卡片加深阴影 */
.support-card:hover .support-card-inner {
    box-shadow: 0 8px 28px rgba(0,0,0,0.15);
}

.support-card-inner h4 {
    font-size: 15px;
    font-weight: 700;
    color: #333;
    margin: 0 0 8px;
    font-family: system-ui, -apple-system, sans-serif;
}

.support-line {
    width: 32px;
    height: 2px;
    background: #FFD100;
    border-radius: 1px;
    margin: 0 auto 10px;
    flex-shrink: 0;
}

.support-card-inner p {
    font-size: 12px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    font-family: system-ui, -apple-system, sans-serif;
}

/* 中心 0费用图片 */
.support-center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    z-index: 5;
    width: 260px; height: 190px;
    display: flex;
    align-items: center;
    justify-content: center;
    filter: drop-shadow(0 6px 20px rgba(0,0,0,0.12));
}

.support-center img {
    width: 100%; height: 100%;
    object-fit: contain;
}

/* ========== 成为代理 ========== */
.join-agent {
    padding: 50px 0;
    background: #fff;
}

.agent-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    max-width: 900px;
    margin: 40px auto 0;
}

.agent-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 36px 28px 24px;
    min-height: 380px;
}

.agent-card-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.agent-card-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.agent-card-body {
    position: relative;
    z-index: 1;
    text-align: left;
    width: 100%;
}

.agent-card-body h3 {
    font-size: 22px;
    font-weight: 800;
    color: #333;
    margin-bottom: 18px;
    text-align: center;
}

.agent-card-body ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.agent-card-body ul li {
    font-size: 13px;
    color: #555;
    line-height: 1.9;
    padding: 4px 0;
    border-bottom: 1px dashed #e8e8e8;
}

.agent-card-body ul li:last-child {
    border-bottom: none;
}

.agent-btn {
    position: relative;
    z-index: 1;
    display: inline-block;
    margin-top: 20px;
    padding: 12px 36px;
    background: #FFD100;
    color: #333;
    font-size: 15px;
    font-weight: 700;
    border-radius: 50px;
    text-decoration: none;
    transition: all 0.3s ease;
    letter-spacing: 1px;
}

.agent-btn:hover {
    background: #f5c800;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(253,216,53,0.5);
}

/* ========== 代理从哪里赚 ========== */
.join-earn {
    padding: 50px 0;
    background: #f8f9fb;
}

.join-earn-sub {
    text-align: center;
    font-size: 14px;
    color: #999;
    margin-top: -24px;
    margin-bottom: 40px;
}

.earn-cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.earn-card {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    min-height: 360px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.earn-card:hover {
    transform: translateY(-3px);
}

.earn-card-bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.earn-card-bg img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.earn-card-icon {
    position: relative;
    z-index: 1;
    text-align: center;
    margin-bottom: 16px;
}

.earn-card-icon img {
    width: 64px;
    height: 64px;
    object-fit: contain;
}

.earn-card-content {
    position: relative;
    z-index: 1;
    text-align: center;
    padding: 0 20px 24px;
}

.earn-card-content h4 {
    font-size: 17px;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}

.earn-card-content p {
    font-size: 12px;
    color: #888;
    line-height: 1.7;
    margin-bottom: 4px;
}

/* 蓝色主题 */
.earn-blue .earn-card-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(26,115,232,0.12) 0%, transparent 60%);
}

/* 黄色主题 */
.earn-yellow .earn-card-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(255,152,0,0.15) 0%, transparent 60%);
}

/* 绿色主题 */
.earn-green .earn-card-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(52,168,83,0.12) 0%, transparent 60%);
}

/* Hero 视差滚动 */
.about-hero {
    position: relative;
    width: 100%;
    min-height: 520px;
    display: flex;
    align-items: center;
    overflow: hidden;
    margin-top: 0;
    padding-top: 60px;
}

.about-hero-bg {
    position: absolute;
    inset: 0;
    background: url('https://yaoyao-1326788935.cos.ap-guangzhou.myqcloud.com/banner.png') center/cover no-repeat;
    z-index: 0;
    transform: translateZ(0);
    will-change: transform;
}

.about-hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.about-hero-content {
    position: relative;
    z-index: 2;
    padding: 0 60px 0 160px;
    max-width: 700px;
}

.about-hero-welcome {
    font-size: 15px;
    color: rgba(255,255,255,0.7);
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 14px;
    text-shadow: 0 1px 4px rgba(0,0,0,0.3);
}

.about-hero-title {
    font-size: 52px;
    font-weight: 900;
    letter-spacing: 3px;
    margin-bottom: 16px;
    line-height: 1.2;
}

.about-hero-gold {
    color: #fdd835;
    text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.about-hero-white {
    color: #fff;
    text-shadow: 0 2px 10px rgba(0,0,0,0.4);
}

.about-hero-sub {
    font-size: 18px;
    color: #fff;
    letter-spacing: 4px;
    text-shadow: 0 0 20px rgba(253,216,53,0.5), 0 2px 6px rgba(0,0,0,0.3);
    line-height: 1.5;
    margin-bottom: 22px;
}

.about-hero-pill {
    display: inline-block;
    padding: 10px 28px;
    background: linear-gradient(135deg, rgba(253,216,53,0.85), rgba(255,152,0,0.7));
    color: #fff;
    font-size: 16px;
    font-weight: 600;
    border-radius: 50px;
    letter-spacing: 2px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.3);
    box-shadow: 0 4px 20px rgba(253,216,53,0.35);
    border: 1px solid rgba(255,255,255,0.4);
}

/* 公司介绍 */
.about-intro {
    padding: 60px 0 80px;
    background: #fff;
}

.about-intro-wrapper {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.about-intro-grid {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-intro-text {
    flex: 1;
}

.about-intro-text .about-sec-title {
    text-align: left;
    margin-bottom: 4px;
}

.about-intro-text .about-sec-line {
    margin-left: 0;
    margin-top: 8px;
}

.about-intro-img {
    flex-shrink: 0;
    width: 460px;
    height: 360px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.about-intro-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 通用容器 */
.about-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.about-sec-title {
    font-size: 32px;
    font-weight: 800;
    color: #333;
    text-align: center;
    margin-bottom: 6px;
}

.about-sec-line {
    width: 44px;
    height: 3px;
    background: #fdd835;
    border-radius: 2px;
    margin: 10px auto 36px;
}

.about-sec-desc {
    font-size: 15px;
    color: #666;
    line-height: 1.9;
    margin-bottom: 16px;
}

/* 公司简介 */
.about-intro {
    padding: 80px 0;
    background: #fff;
}

.about-intro-grid {
    display: flex;
    align-items: center;
    gap: 60px;
}

.about-intro-text {
    flex: 1;
}

.about-intro-text .about-sec-title,
.about-intro-text .about-sec-line {
    text-align: left;
}

.about-intro-text .about-sec-line {
    margin-left: 0;
}

.about-intro-img {
    flex-shrink: 0;
    width: 460px;
    height: 320px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.about-intro-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 企业文化 */
.about-culture {
    background: #fff;
    padding: 80px 0;
}

/* 三个核心图标 + 虚线连接 */
.culture-icons {
    display: flex;
    align-items: flex-start;
    justify-content: center;
    gap: 80px;
    margin: 48px 0 60px;
    position: relative;
}

/* 虚线连接线 */
.culture-icons::before {
    content: '';
    position: absolute;
    top: 48px;
    left: calc(50% - 200px);
    right: calc(50% - 200px);
    height: 2px;
    border-top: 2px dashed #e0d5b0;
    z-index: 0;
}

.culture-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 0 0 180px;
    position: relative;
    z-index: 1;
}

.culture-ring {
    width: 96px;
    height: 96px;
    border-radius: 50%;
    border: 2px solid #e8e0c8;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    transition: all 0.35s ease;
    background: transparent;
}

.culture-ring img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    filter: grayscale(100%) opacity(0.55);
    transition: filter 0.35s ease;
}

.culture-item:hover .culture-ring {
    background: #fdd835;
    border-color: #fdd835;
    box-shadow: 0 6px 24px rgba(253, 216, 53, 0.4);
    transform: scale(1.08);
}

.culture-item:hover .culture-ring img {
    filter: grayscale(0%) opacity(1);
}

.culture-item h3 {
    font-size: 18px;
    font-weight: 700;
    color: #333;
    margin-bottom: 10px;
}

.culture-item p {
    font-size: 13px;
    color: #999;
    line-height: 1.6;
    max-width: 170px;
}

/* 底部两个大卡片 */
.culture-cards {
    display: flex;
    gap: 24px;
    justify-content: center;
}

.culture-card {
    flex: 1;
    max-width: 560px;
    border-radius: 16px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 4px 20px rgba(0,0,0,0.06);
    transition: transform 0.35s ease;
}

.culture-card:hover {
    transform: translateY(-3px);
}

.culture-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.culture-card-text {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 28px 24px;
}

.culture-card-text h4 {
    font-size: 17px;
    font-weight: 700;
    color: #222;
    margin-bottom: 12px;
}

.culture-card-text p {
    font-size: 13px;
    color: #777;
    line-height: 1.8;
    margin-bottom: 6px;
}

.culture-card-text strong {
    color: #333;
}

/* 发展历程 */
.about-timeline {
    padding: 80px 0;
    background: #fff;
}

.about-timeline-list {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 40px;
}

.about-timeline-list::before {
    content: '';
    position: absolute;
    left: 12px;
    top: 8px;
    bottom: 8px;
    width: 2px;
    background: #fdd835;
    border-radius: 1px;
}

.about-timeline-item {
    display: flex;
    gap: 28px;
    margin-bottom: 36px;
    position: relative;
}

.about-timeline-dot {
    position: absolute;
    left: -34px;
    top: 6px;
    width: 14px;
    height: 14px;
    background: #fdd835;
    border-radius: 50%;
    border: 3px solid #fff;
    box-shadow: 0 0 0 3px #fdd835;
}

.about-timeline-year {
    font-size: 18px;
    font-weight: 800;
    color: #fdd835;
    white-space: nowrap;
    min-width: 60px;
    padding-top: 2px;
}

.about-timeline-body h4 {
    font-size: 17px;
    font-weight: 700;
    color: #333;
    margin-bottom: 6px;
}

.about-timeline-body p {
    font-size: 14px;
    color: #888;
    line-height: 1.6;
}

/* 团队风采 */
.about-team {
    padding: 80px 0;
    background: #fafafa;
}

.about-team-sub {
    text-align: center;
    font-size: 15px;
    color: #999;
    margin-top: -24px;
    margin-bottom: 40px;
}

.about-team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.about-team-card {
    background: #fff;
    border-radius: 14px;
    padding: 32px 20px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.about-team-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(0,0,0,0.08);
}

.about-team-avatar {
    font-size: 40px;
    margin-bottom: 14px;
}

.about-team-card h4 {
    font-size: 16px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
}

.about-team-card p {
    font-size: 13px;
    color: #999;
    line-height: 1.5;
}

/* 联系我们 */
.about-contact {
    padding: 80px 0;
    background: #fff;
}

.about-contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.about-contact-item {
    text-align: center;
    padding: 32px 20px;
    border-radius: 14px;
    background: #fafafa;
    transition: all 0.3s ease;
    text-decoration: none;
    color: inherit;
    display: block;
}

.about-contact-item:hover {
    background: #fffbe6;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(253,216,53,0.15);
}

.about-contact-icon {
    display: block;
    margin-bottom: 12px;
}

.about-contact-icon img {
    width: 48px;
    height: 48px;
    object-fit: contain;
    transition: transform 0.3s ease;
}

.about-contact-item:hover .about-contact-icon img {
    transform: scale(1.1);
}

.about-contact-item h4 {
    font-size: 15px;
    font-weight: 700;
    color: #333;
    margin-bottom: 8px;
}

.about-contact-item p {
    font-size: 13px;
    color: #888;
    line-height: 1.5;
}

/* ========== 关于我们响应式 ========== */
@media (max-width: 1024px) {
    .about-team-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .about-contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    /* 平台扶持 - 保留旋转动画，缩小轨道适配屏幕 */
    .join-support { padding: 35px 0; overflow: hidden; }
    .support-layout {
        max-width: 100%;
        min-height: 440px;
    }
    .support-arc-bg { width: 280px; height: 280px; }
    .support-orbit {
        width: 280px; height: 280px;
        margin-top: -140px; margin-left: -140px;
    }
    .support-card { width: 120px; }
    .support-card-1 { transform: translate(-50%, -50%) rotate(0deg)   translateY(-140px); }
    .support-card-2 { transform: translate(-50%, -50%) rotate(90deg)  translateY(-140px); }
    .support-card-3 { transform: translate(-50%, -50%) rotate(180deg) translateY(-140px); }
    .support-card-4 { transform: translate(-50%, -50%) rotate(270deg) translateY(-140px); }
    .support-card-inner { padding: 10px 8px; border-radius: 10px; }
    .support-card-inner h4 { font-size: 12px; margin-bottom: 4px; }
    .support-line { width: 20px; margin-bottom: 4px; }
    .support-card-inner p { font-size: 10px; word-break: break-all; }
    .support-center {
        width: 100px; height: 75px;
        top: 50%; left: 50%;
        transform: translate(-50%, -50%);
    }

    /* 更小屏幕进一步缩小但保留旋转 */
    @media (max-width: 420px) {
        .support-layout { min-height: 380px; }
        .support-arc-bg { width: 220px; height: 220px; }
        .support-orbit {
            width: 220px; height: 220px;
            margin-top: -110px; margin-left: -110px;
        }
        .support-card { width: 100px; }
        .support-card-1 { transform: translate(-50%, -50%) rotate(0deg)   translateY(-110px); }
        .support-card-2 { transform: translate(-50%, -50%) rotate(90deg)  translateY(-110px); }
        .support-card-3 { transform: translate(-50%, -50%) rotate(180deg) translateY(-110px); }
        .support-card-4 { transform: translate(-50%, -50%) rotate(270deg) translateY(-110px); }
        .support-card-inner { padding: 8px 7px; }
        .support-card-inner h4 { font-size: 11px; }
        .support-card-inner p { font-size: 9px; }
        .support-center { width: 80px; height: 60px; }
    }

    /* 成为代理 */
    .join-agent { padding: 35px 0; }
    .agent-cards {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    .agent-card { padding: 28px 20px 20px; min-height: auto; }
    .agent-card-body h3 { font-size: 18px; }
    .agent-card-body ul li { font-size: 12px; }

    /* 代理从哪里赚 */
    .join-earn { padding: 35px 0; }
    .earn-cards {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    .earn-card { min-height: 300px; }

    /* 代理模式 */
    .join-model { padding: 35px 0; }
    .model-grid {
        gap: 20px 16px;
        grid-template-columns: 1fr 120px 1fr;
        margin: 30px auto 20px;
    }
    .model-hex {
        width: 120px;
        height: 138px;
    }
    .model-logo { width: 36px; height: 36px; }
    .model-appname { font-size: 12px; }
    .model-item h4 { font-size: 13px; gap: 6px; }
    .model-item p { font-size: 11px; }
    .model-bar { width: 3px; height: 14px; }

    /* 加盟 Hero */
    .join-hero {
        min-height: 380px;
        padding-top: 60px;
    }
    .join-hero-content {
        padding: 0 24px;
    }
    .join-hero-title {
        font-size: 36px;
    }
    .join-hero-pill {
        font-size: 15px;
        padding: 8px 20px;
    }

    /* 新闻 Hero */
    .news-hero {
        min-height: 360px;
        padding-top: 60px;
    }
    .news-hero-content { padding: 0 24px; }
    .news-hero-title { font-size: 34px; }
    .news-hero-sub { font-size: 15px; }
    .news-hero-welcome { font-size: 12px; }
    .news-tab { padding: 8px 16px; font-size: 13px; }
    .news-item { flex-wrap: wrap; padding: 14px; }
    .news-item-thumb { width: 140px; height: 95px; margin-right: 14px; }
    .news-item-body { min-width: 0; }
    .news-item-body h4 { font-size: 14px; }
    .news-item-body p { font-size: 11px; -webkit-line-clamp: 1; }
    .news-item-meta {
        flex-direction: row;
        padding-left: 14px;
        margin-left: 14px;
        width: auto;
        gap: 10px;
    }
    .news-item-day { font-size: 16px; }
    .news-item-year { margin-bottom: 0; font-size: 11px; }
    .news-item-arrow { font-size: 22px; }
    .news-pagination { flex-wrap: wrap; }

    /* Hero */
    .about-hero {
        min-height: 380px;
        margin-top: 0;
        padding-top: 60px;
    }
    .about-hero-content {
        padding: 0 24px;
    }
    .about-hero-welcome {
        font-size: 12px;
    }
    .about-hero-title {
        font-size: 34px;
    }
    .about-hero-sub {
        font-size: 15px;
    }
    .about-hero-pill {
        font-size: 13px;
        padding: 8px 20px;
    }

    /* 公司介绍 — 文字覆盖图片 + fixed 滚动 */
    .about-intro {
        padding: 0;
        background: none;
    }
    .about-intro-wrapper {
        padding: 0;
        max-width: 100%;
    }
    .about-intro-grid {
        flex-direction: column;
        gap: 0;
        position: relative;
    }
    .about-intro-text.reveal-left,
    .about-intro-img.reveal-right {
        opacity: 1;
        transform: none;
        transition: none;
    }
    .about-intro-img {
        flex: none;
        width: 100%;
        max-width: 100%;
        border-radius: 0;
        box-shadow: none;
        position: relative;
        overflow: hidden;
        min-height: 65vh;
        background: url('images/hero.jpg') center / cover fixed;
    }
    .about-intro-img img {
        display: none;
    }
    .about-intro-img::after {
        content: '';
        position: absolute;
        inset: 0;
        background: linear-gradient(
            to top,
            rgba(0, 0, 0, 0.75) 0%,
            rgba(0, 0, 0, 0.45) 50%,
            rgba(0, 0, 0, 0.2) 100%
        );
        z-index: 1;
    }
    .about-intro-text {
        position: absolute;
        inset: 0;
        z-index: 2;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding: 40px 24px;
    }
    .about-intro-text .about-sec-title {
        color: #fff;
        font-size: 26px;
        text-align: center;
    }
    .about-intro-text .about-sec-line {
        margin: 10px auto 20px;
        background: #fdd835;
    }
    .about-sec-desc {
        color: rgba(255, 255, 255, 0.9);
        font-size: 14px;
        text-align: center;
        line-height: 1.8;
    }

    .about-container {
        padding: 0 20px;
    }
    .about-culture {
        padding: 50px 0;
    }
    .culture-icons {
        flex-direction: row;
        gap: 24px;
    }
    .culture-icons::before {
        left: calc(50% - 130px);
        right: calc(50% - 130px);
        top: 36px;
    }
    .culture-item {
        flex: 0 0 auto;
        width: 33%;
    }
    .culture-ring {
        width: 72px;
        height: 72px;
    }
    .culture-ring img {
        width: 36px;
        height: 36px;
    }
    .culture-item h3 {
        font-size: 15px;
    }
    .culture-item p {
        font-size: 11px;
    }
    .culture-cards {
        flex-direction: column;
        gap: 16px;
    }
    .culture-card {
        max-width: 100%;
    }
    .about-timeline {
        padding: 50px 0;
    }
    .about-timeline-list {
        padding-left: 32px;
    }
    .about-team {
        padding: 50px 0;
    }
    .about-contact {
        padding: 50px 0;
    }
}

@media (max-width: 480px) {
    .join-hero {
        min-height: 300px;
    }
    .join-hero-content {
        padding: 0 20px;
    }
    .join-hero-title {
        font-size: 28px;
    }
    .join-hero-welcome {
        font-size: 13px;
    }
    .join-hero-pill {
        font-size: 13px;
        padding: 6px 16px;
    }

    .news-hero { min-height: 280px; }
    .news-hero-content { padding: 0 20px; }
    .news-hero-title { font-size: 28px; }
    .news-hero-welcome { font-size: 11px; }
    .news-hero-sub { font-size: 13px; }
    .news-hero-line { width: 36px; height: 3px; }
    .news-item-thumb { width: 100%; height: 160px; margin-right: 0; margin-bottom: 10px; }
    .news-item-meta { flex-direction: row; padding-left: 0; margin-left: 0; border-left: none; gap: 8px; }
    .news-item-day { font-size: 14px; }
    .news-item-arrow { font-size: 14px; }

    .about-hero {
        min-height: 300px;
    }
    .about-hero-content {
        padding: 0 20px;
    }
    .about-hero-welcome {
        font-size: 11px;
    }
    .about-hero-title {
        font-size: 28px;
        letter-spacing: 1px;
    }
    .about-hero-line {
        width: 36px;
        height: 3px;
        margin-bottom: 14px;
    }
    .about-hero-sub {
        font-size: 13px;
    }
    .about-hero-pill {
        font-size: 12px;
        padding: 6px 16px;
    }

    .about-intro-img {
        min-height: 55vh;
        border-radius: 0;
    }
    .about-intro-text {
        padding: 30px 16px;
    }
    .about-intro-text .about-sec-title {
        font-size: 22px;
    }
    .about-sec-desc {
        font-size: 13px;
    }
    .about-team-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
    }
    .about-contact-grid {
        grid-template-columns: 1fr;
    }
    .about-timeline-list {
        padding-left: 24px;
    }
    .about-timeline-dot {
        left: -28px;
        width: 10px;
        height: 10px;
    }
}