* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 50%, #f8f9fa 100%);
    background-attachment: fixed;
    overflow-x: hidden;
    min-height: 100vh;
}

/* 欢迎标语区域 */
.hero {
    position: relative;
    min-height: 100vh;
    padding: 0;
    padding-top: 55px;
    background: #ffffff;
    overflow: hidden;
    display: flex;
    align-items: flex-start;
}

.hero-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    height: calc(100vh - 55px);
    max-width: 100%;
    margin: 0;
}

.hero-image-wrapper {
    flex: 0 0 50%;
    width: 100%;
    height: calc(50vh - 27.5px);
    min-height: calc(50vh - 27.5px);
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #f5f7fa 0%, #e9ecef 100%);
    opacity: 0;
    transform: translateY(-30px);
    animation: heroImageFadeIn 1.2s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    margin: 0;
    padding: 0;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    transform: scale(1);
    transition: transform 1.2s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
    opacity: 0;
    animation: heroImageLoad 1.5s cubic-bezier(0.16, 1, 0.3, 1) 0.3s forwards;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    user-select: none;
    margin: 0;
    padding: 0;
}

.hero-image-wrapper:hover .hero-image {
    transform: scale(1.02);
}

/* 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    .hero-image-wrapper:hover .hero-image {
        transform: scale(1);
    }
}

@keyframes heroImageLoad {
    from {
        opacity: 0;
        transform: scale(1.05);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.hero-content {
    flex: 0 0 50%;
    width: 100%;
    height: calc(50vh - 27.5px);
    min-height: calc(50vh - 27.5px);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 80px 60px;
    text-align: center;
    opacity: 0;
    transform: translateY(30px);
    animation: heroContentFadeIn 1.2s cubic-bezier(0.16, 1, 0.3, 1) 0.2s forwards;
    margin: 0;
    box-sizing: border-box;
}

.hero-eyebrow {
    font-size: 13px;
    letter-spacing: 2px;
    font-weight: 600;
    color: rgba(26, 26, 26, 0.6);
    margin-bottom: 20px;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(10px);
    animation: heroTextFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.4s forwards;
}

.hero-title {
    font-size: 64px;
    font-weight: 700;
    letter-spacing: -1px;
    color: #0a0a0a;
    margin-bottom: 24px;
    line-height: 1.1;
    opacity: 0;
    transform: translateY(20px);
    animation: heroTextFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.6s forwards;
}

.hero-subtitle {
    font-size: 20px;
    line-height: 1.6;
    color: #4a4a4a;
    margin-bottom: 0;
    font-weight: 400;
    opacity: 0;
    transform: translateY(20px);
    animation: heroTextFadeIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) 0.8s forwards;
}

/* 苹果风格动画 - 使用苹果标准的缓动曲线 */
@keyframes heroImageFadeIn {
    from {
        opacity: 0;
        transform: translateY(-30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

/* 公告和创建者信息 */
.hero-info {
    margin-top: 50px;
    display: flex;
    flex-direction: column;
    gap: 24px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.announcement-box {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 250, 250, 0.9) 100%);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 12px;
    padding: 12px 16px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.announcement-box:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

.info-title {
    font-size: 14px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0 0 10px 0;
    display: flex;
    align-items: center;
    gap: 6px;
}

.announcement-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.announcement-item {
    background: rgba(255, 255, 255, 0.5);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 8px;
    padding: 8px 12px;
    transition: all 0.2s ease;
}

.announcement-item:hover {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(0, 0, 0, 0.08);
}

.announcement-item-text {
    font-size: 13px;
    line-height: 1.5;
    color: #3c3c3c;
    margin: 0;
}

.announcement-item:hover .announcement-item-text {
    color: #1a1a1a;
}

.creator-info {
    display: flex;
    gap: 20px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 250, 250, 0.9) 100%);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 16px;
    padding: 20px 24px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.creator-info:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.creator-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
}

.creator-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.08), rgba(26, 26, 26, 0.02));
    border: 2px solid rgba(0, 0, 0, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
    position: relative;
}

.creator-avatar:hover {
    transform: scale(1.05);
    border-color: rgba(0, 0, 0, 0.2);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.creator-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
}

.avatar-placeholder {
    font-size: 32px;
    opacity: 0.5;
}

.creator-details {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.info-label {
    font-weight: 600;
    color: #4a4a4a;
    font-size: 13px;
}

.info-value {
    color: #1a1a1a;
    font-weight: 500;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 6px;
    transition: background-color 0.2s ease, color 0.2s ease;
    position: relative;
    font-size: 14px;
}

.info-value:hover {
    background-color: rgba(26, 26, 26, 0.05);
    color: #0a0a0a;
}

.info-value::after {
    content: '✏️';
    opacity: 0;
    margin-left: 6px;
    font-size: 11px;
    transition: opacity 0.2s ease;
}

.info-value:hover::after {
    opacity: 0.5;
}

.hero-cta {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 999px;
    background: #0a0a0a;
    color: #fff;
    font-weight: 700;
    text-decoration: none;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.16);
    transition: transform 0.2s ease, box-shadow 0.2s ease, filter 0.2s ease;
}

.hero-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18);
    filter: brightness(1.02);
}

.hero-cta:active {
    transform: translateY(0);
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.2);
}

/* 平板尺寸优化 */
@media (max-width: 1024px) {
    .hero-content {
        padding: 60px 50px;
    }

    .hero-title {
        font-size: 56px;
    }

    .hero-subtitle {
        font-size: 19px;
    }
}

/* 平板竖屏和小屏设备 */
@media (max-width: 768px) {
    .hero {
        min-height: 100vh;
        padding-top: 45px;
    }

    .hero-container {
        flex-direction: column;
        height: calc(100vh - 45px);
    }

    .hero-image-wrapper {
        width: 100%;
        height: 50%;
        flex: none;
    }

    .hero-image {
        transform: scale(1);
    }

    .hero-image-wrapper:hover .hero-image {
        transform: scale(1.01);
    }

    .hero-content {
        width: 100%;
        height: 50%;
        flex: none;
        padding: 40px 30px;
        align-items: center;
        text-align: center;
    }

    .hero-eyebrow {
        font-size: 12px;
        margin-bottom: 18px;
    }

    .hero-title {
        font-size: 42px;
        letter-spacing: -0.5px;
        margin-bottom: 20px;
    }

    .hero-subtitle {
        font-size: 18px;
        line-height: 1.6;
    }
}


/* 横屏模式优化 - 保持上下布局但调整比例 */
@media (max-width: 1024px) and (orientation: landscape) {
    .hero-image-wrapper {
        height: 55%;
    }

    .hero-content {
        height: 45%;
        padding: 40px 50px;
    }

    .hero-title {
        font-size: 48px;
    }

    .hero-subtitle {
        font-size: 18px;
    }
}

/* 移动端横屏特殊处理 */
@media (max-width: 768px) and (orientation: landscape) {
    .hero-image-wrapper {
        height: 60%;
    }

    .hero-content {
        height: 40%;
        padding: 30px 40px;
    }

    .hero-title {
        font-size: 38px;
    }

    .hero-subtitle {
        font-size: 16px;
    }
}

    .hero-cta {
        padding: 11px 22px;
        font-size: 14px;
    }

    .hero-info {
        margin-top: 35px;
        gap: 18px;
    }

    .announcement-box {
        padding: 10px 14px;
    }

    .creator-info {
        padding: 16px 18px;
    }

    .info-title {
        font-size: 13px;
        margin-bottom: 8px;
    }

    .announcement-item {
        padding: 6px 10px;
    }

    .announcement-item-text {
        font-size: 12px;
    }

    .creator-info {
        flex-direction: column;
        gap: 16px;
    }

    .creator-item {
        width: 100%;
    }

    .creator-avatar {
        width: 70px;
        height: 70px;
    }

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

    .info-value {
        font-size: 13px;
    }
}

/* 小屏手机 */
@media (max-width: 480px) {
    .hero {
        min-height: 100vh;
    }

    .hero-container {
        height: 100vh;
    }

    .hero-image-wrapper {
        height: 45%;
    }

    .hero-content {
        height: 55%;
        padding: 30px 24px;
        justify-content: flex-start;
        padding-top: 40px;
    }

    .hero-eyebrow {
        font-size: 11px;
        letter-spacing: 1.5px;
        margin-bottom: 16px;
    }

    .hero-title {
        font-size: 36px;
        letter-spacing: -0.3px;
        margin-bottom: 18px;
        line-height: 1.15;
    }

    .hero-subtitle {
        font-size: 16px;
        line-height: 1.5;
    }

    .hero-info {
        margin-top: 30px;
        gap: 14px;
    }

    .announcement-box {
        padding: 8px 12px;
        border-radius: 10px;
    }

    .creator-info {
        padding: 14px 16px;
        border-radius: 12px;
    }

    .info-title {
        font-size: 12px;
        margin-bottom: 6px;
    }

    .announcement-item {
        padding: 5px 8px;
    }

    .announcement-item-text {
        font-size: 11px;
    }

    .creator-info {
        flex-direction: column;
        gap: 14px;
    }

    .creator-avatar {
        width: 60px;
        height: 60px;
    }

    .avatar-placeholder {
        font-size: 24px;
    }

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

    .info-value {
        font-size: 12px;
    }

    .add-btn {
        width: 24px;
        height: 24px;
        font-size: 16px;
    }
}

/* 超小屏手机 */
@media (max-width: 360px) {
    .hero-content {
        padding: 24px 20px;
        padding-top: 32px;
    }

    .hero-eyebrow {
        font-size: 10px;
        letter-spacing: 1px;
        margin-bottom: 14px;
    }

    .hero-title {
        font-size: 32px;
        letter-spacing: -0.2px;
        margin-bottom: 16px;
    }

    .hero-subtitle {
        font-size: 15px;
        line-height: 1.5;
    }
}

/* 高DPI屏幕优化 */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero-image {
        background-size: cover;
        image-rendering: -webkit-optimize-contrast;
        image-rendering: crisp-edges;
    }
}

/* 确保在小屏幕上图片不会溢出 */
@media (max-width: 768px) {
    .hero-image-wrapper {
        min-height: 300px;
    }

    .hero-content {
        min-height: 300px;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }
}

.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(250, 250, 250, 0.85) 100%);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    padding: 0 30px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
    will-change: transform;
    backface-visibility: hidden;
    transition: all 0.3s ease;
}
.logo-container {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.logo-icon {
    width: 32px;
    height: 32px;
    color: #1a1a1a;
}

.logo-text {
    font-size: 16px;
    font-weight: 700;
    background: linear-gradient(135deg, #1a1a1a 0%, #4a4a4a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
}


.nav-links {
    display: flex;
    align-items: center;
    gap: 24px;
    list-style: none;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform, opacity, max-height;
    backface-visibility: hidden;
    perspective: 1000px;
}

.nav-links a {
    text-decoration: none;
    color: #1a1a1a;
    font-size: 13px;
    transition: color 0.2s ease;
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #1a1a1a, #4a4a4a);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.nav-links a:hover {
    color: #333;
}

.nav-links a:hover::after {
    width: 100%;
}

/* 汉堡菜单按钮 */
.menu-toggle {
    display: none;
    flex-direction: column;
    justify-content: space-around;
    width: 24px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
    will-change: transform;
    backface-visibility: hidden;
}

.menu-toggle span {
    width: 100%;
    height: 2px;
    background-color: #1a1a1a;
    border-radius: 2px;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform-origin: center;
    will-change: transform, opacity;
    backface-visibility: hidden;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(6px) rotate(45deg) scaleX(1.1);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
    transform: scale(0) rotate(180deg);
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg) scaleX(1.1);
}

@media (max-width: 768px) {
    .menu-toggle.active span:nth-child(1) {
        transform: translateY(5px) rotate(45deg) scaleX(1.1);
    }

    .menu-toggle.active span:nth-child(3) {
        transform: translateY(-5px) rotate(-45deg) scaleX(1.1);
    }
}

/* 按钮 */
.nav-buttons {
    display: flex;
    align-items: center;
    gap: 8px;
}

.btn {
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    border: none;
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
}

.btn:active::before {
    width: 300px;
    height: 300px;
}

.btn-login {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(250, 250, 250, 0.9) 100%);
    border: 1px solid rgba(0, 0, 0, 0.1);
    color: #1a1a1a;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
}

.btn-login:hover {
    border-color: rgba(0, 0, 0, 0.15);
    background: linear-gradient(135deg, #ffffff 0%, #f8f8f8 100%);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.12);
}

.btn-download {
    background: linear-gradient(135deg, #1a1a1a 0%, #2d2d2d 100%);
    color: #ffffff;
    box-shadow: 0 2px 8px rgba(26, 26, 26, 0.2);
}

.btn-download:hover {
    background: linear-gradient(135deg, #2d2d2d 0%, #3d3d3d 100%);
    box-shadow: 0 6px 20px rgba(26, 26, 26, 0.35);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .navbar {
        background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 250, 250, 0.9) 100%);
        backdrop-filter: blur(25px) saturate(180%);
        -webkit-backdrop-filter: blur(25px) saturate(180%);
        padding: 0 12px;
        height: 45px;
        position: fixed;
        flex-wrap: wrap;
        box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
    }

    .menu-toggle {
        display: flex;
        width: 20px;
        height: 20px;
        order: 1;
        margin-right: 8px;
    }

    .logo-container {
        order: 2;
        gap: 6px;
    }

    .logo-text {
        font-size: 14px;
    }

    .nav-buttons {
        order: 3;
        gap: 6px;
    }

    .btn {
        padding: 4px 12px;
        font-size: 11px;
        border-radius: 16px;
    }

    .nav-links {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        background-color: rgba(250, 250, 250, 0.85);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        padding: 12px 0;
        gap: 0;
        max-height: 0;
        overflow: hidden;
        opacity: 0;
        transform: translate3d(0, -20px, 0) scale(0.95);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
        transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
        will-change: transform, opacity, max-height;
        backface-visibility: hidden;
        perspective: 1000px;
    }

    .nav-links.active {
        max-height: 300px;
        opacity: 1;
        transform: translate3d(0, 0, 0) scale(1);
        filter: blur(0);
    }

    .nav-links li {
        width: 100%;
        text-align: center;
        padding: 8px 0;
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        transition: background-color 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), transform 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        transform: translate3d(0, 0, 0);
        will-change: background-color, transform;
        backface-visibility: hidden;
        opacity: 0;
        transform: translate3d(-50px, 0, 0) rotateY(-90deg) scale(0.8);
    }
    
    .nav-links.active li {
        opacity: 1;
        transform: translate3d(0, 0, 0) rotateY(0deg) scale(1);
    }

    .nav-links li:last-child {
        border-bottom: none;
    }

    .nav-links li:hover {
        background-color: rgba(0, 0, 0, 0.02);
    }

    .nav-links a {
        font-size: 13px;
        display: block;
        padding: 6px 0;
        transition: color 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        will-change: color;
    }
    
    .nav-links a:hover {
        color: #666;
    }

    .navbar.menu-open {
        border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        transition: border-bottom 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    }
    
}

/* 图鉴部分样式 */
.gallery-section {
    margin-top: 40px;
    padding: 90px 24px;
    padding-top: 120px;
    min-height: 100vh;
    background: linear-gradient(180deg, #fcfdfd 0%, #f6f8fa 45%, #eef2f6 100%);
    position: relative;
    overflow: hidden;
    transition: filter 0.9s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1), transform 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}

.gallery-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(220px 220px at 18% 32%, rgba(120, 152, 255, 0.10) 0%, transparent 60%),
        radial-gradient(260px 260px at 82% 70%, rgba(94, 207, 255, 0.09) 0%, transparent 62%),
        radial-gradient(360px 360px at 50% 15%, rgba(0, 0, 0, 0.03) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

.gallery-section > * {
    position: relative;
    z-index: 1;
}

.gallery-section.pre-blur {
    filter: blur(10px);
    opacity: 0.55;
    transform: translateY(20px);
}

.gallery-container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
}

.gallery-title {
    font-size: 32px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 45px;
    background: linear-gradient(135deg, #1a1a1a 0%, #4a4a4a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: 2px;
    position: relative;
    padding-bottom: 20px;
}

.gallery-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #1a1a1a, #4a4a4a, #1a1a1a, transparent);
    border-radius: 3px;
    box-shadow: 0 2px 8px rgba(26, 26, 26, 0.2);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 26px;
    padding: 26px 0;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 18px;
    cursor: pointer;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(245, 247, 250, 0.95));
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.08),
        0 6px 16px rgba(0, 0, 0, 0.04),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    border: 1px solid rgba(225, 232, 240, 0.9);
    aspect-ratio: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 12px;
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.gallery-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.1), rgba(26, 26, 26, 0.05));
    opacity: 0;
    z-index: 1;
    border-radius: 14px;
    transition: opacity 0.3s ease;
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: -30%;
    background: radial-gradient(circle, rgba(56, 132, 255, 0.18), transparent 55%);
    opacity: 0;
    z-index: 0;
    transform: scale(0.8);
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
}

.gallery-item:hover {
    transform: translateY(-6px);
    box-shadow:
        0 18px 48px rgba(0, 0, 0, 0.14),
        0 10px 24px rgba(0, 0, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border-color: rgba(56, 132, 255, 0.35);
}

.gallery-item:hover::before {
    opacity: 1;
}

.gallery-item:hover::after {
    opacity: 1;
    transform: scale(1);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
    border-radius: 12px;
}

/* 成员姓名样式 */
.member-name {
    position: absolute;
    left: 12px;
    bottom: 12px;
    max-width: calc(100% - 24px);
    background: rgba(20, 24, 33, 0.82);
    color: #eef3ff;
    padding: 8px 12px;
    text-align: left;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    border-radius: 10px;
    z-index: 2;
    opacity: 0;
    transform: translateY(10px);
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
    letter-spacing: 0.4px;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.gallery-item:hover .member-name {
    opacity: 1;
    transform: translateY(0);
}

.member-name:hover {
    background: rgba(15, 18, 27, 0.9);
    padding-top: 10px;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.35);
}

/* 图片放大模态框 */
.modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.92) 0%, rgba(20, 20, 20, 0.95) 100%);
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    justify-content: center;
    align-items: center;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border-radius: 12px;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.1);
}

.modal-close {
    position: absolute;
    top: 30px;
    right: 40px;
    color: #fff;
    font-size: 40px;
    font-weight: 300;
    cursor: pointer;
    z-index: 10001;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
}

.modal-close:hover {
    background: rgba(255, 255, 255, 0.2);
}

.modal-caption {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(20, 20, 20, 0.8) 100%);
    padding: 12px 24px;
    border-radius: 25px;
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    cursor: pointer;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    letter-spacing: 0.5px;
}

.modal-caption:hover {
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85) 0%, rgba(30, 30, 30, 0.9) 100%);
    transform: translateX(-50%) scale(1.05);
    box-shadow: 0 6px 30px rgba(0, 0, 0, 0.5);
    border-color: rgba(255, 255, 255, 0.2);
}

.name-display {
    display: inline-block;
    user-select: none;
}

/* 响应式设计 - 图鉴 */
@media (max-width: 768px) {
    .gallery-section {
        padding: 42px 14px;
        padding-top: 90px;
    }

    .gallery-title {
        font-size: 24px;
        margin-bottom: 30px;
        padding-bottom: 15px;
        letter-spacing: 1.5px;
    }
    
    .gallery-title::after {
        width: 80px;
        height: 2.5px;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
        gap: 14px;
        padding: 10px 0;
    }

    .gallery-item {
        border-radius: 12px;
        padding: 8px;
    }

    .modal-close {
        top: 15px;
        right: 15px;
        font-size: 30px;
        width: 40px;
        height: 40px;
    }

    .modal-caption {
        bottom: 15px;
        font-size: 14px;
        padding: 8px 15px;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }
    
    .gallery-item {
        padding: 5px;
    }
    
    .member-name {
        font-size: 12px;
        padding: 8px;
        left: 8px;
        bottom: 8px;
        opacity: 1;
        transform: translateY(0);
    }
    
    .member-name:hover {
        padding-top: 9px;
    }
}

/* 作品集页 */
.portfolio-body {
    background: radial-gradient(1200px 1200px at 20% 10%, rgba(120,152,255,0.12), transparent 60%), radial-gradient(900px 900px at 80% 20%, rgba(94,207,255,0.1), transparent 55%), linear-gradient(135deg, #f9fafb 0%, #eef1f5 50%, #f9fafb 100%);
}

.page-shell {
    max-width: 1180px;
    margin: 0 auto;
    padding: 110px 28px 90px;
}

.portfolio-hero {
    padding: 80px 0 30px;
    text-align: center;
}

.portfolio-hero h1 {
    font-size: 48px;
    font-weight: 800;
    letter-spacing: 1px;
    color: #0a0a0a;
    margin-bottom: 14px;
}

.portfolio-hero .eyebrow {
    font-size: 12px;
    letter-spacing: 5px;
    color: rgba(26, 26, 26, 0.55);
    margin-bottom: 10px;
}

.portfolio-hero .lede {
    font-size: 16px;
    color: #3c3c3c;
    line-height: 1.7;
    max-width: 680px;
    margin: 0 auto 24px;
}

.chips {
    display: none;
}

.chip {
    padding: 9px 14px;
    border-radius: 999px;
    font-size: 13px;
    color: #1a1a1a;
    background: transparent;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
}

.chip.active, .chip:hover {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.08), rgba(26, 26, 26, 0.02));
    border-color: rgba(0, 0, 0, 0.08);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.6), 0 8px 20px rgba(0, 0, 0, 0.08);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
    margin-top: 32px;
}

.portfolio-card {
    position: relative;
    overflow: hidden;
    border-radius: 24px;
    padding: 16px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(245, 247, 250, 0.95));
    border: 1px solid rgba(225, 232, 240, 0.9);
    box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12), inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transform: translateY(18px);
    opacity: 0;
    transition: transform 0.5s ease, opacity 0.5s ease, border-color 0.3s ease, box-shadow 0.3s ease;
    display: grid;
    grid-template-rows: 220px 1fr;
    gap: 12px;
}

.portfolio-card::after {
    content: '';
    position: absolute;
    inset: -20%;
    background: radial-gradient(circle, rgba(56, 132, 255, 0.12), transparent 60%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.portfolio-card.visible {
    transform: translateY(0);
    opacity: 1;
}

.portfolio-card:hover {
    border-color: rgba(56, 132, 255, 0.35);
    box-shadow: 0 20px 52px rgba(0, 0, 0, 0.15), inset 0 1px 0 rgba(255, 255, 255, 0.95);
}

.portfolio-card:hover::after {
    opacity: 1;
}

.card-visual {
    border-radius: 18px;
    background: linear-gradient(135deg, #dfe6ee, #f7f9fc);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 20px 40px rgba(0, 0, 0, 0.08);
    position: relative;
    overflow: hidden;
}

.card-visual::before {
    content: '';
    position: absolute;
    inset: 8%;
    border-radius: 16px;
    background: linear-gradient(120deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.1));
    filter: blur(0px);
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

.gradient-1 { background: radial-gradient(circle at 20% 20%, #f0f5ff, transparent 40%), radial-gradient(circle at 80% 30%, rgba(56,132,255,0.35), transparent 40%), linear-gradient(150deg, #c6d7ff 0%, #eaeef5 100%); }
.gradient-2 { background: radial-gradient(circle at 30% 20%, rgba(255,224,178,0.6), transparent 35%), radial-gradient(circle at 70% 70%, rgba(255,255,255,0.5), transparent 45%), linear-gradient(160deg, #f6f0ff 0%, #e3edf7 100%); }
.gradient-3 { background: radial-gradient(circle at 30% 70%, rgba(89,173,255,0.4), transparent 40%), radial-gradient(circle at 80% 20%, rgba(255,255,255,0.5), transparent 40%), linear-gradient(150deg, #d7eaff 0%, #eef2f8 100%); }
.gradient-4 { background: radial-gradient(circle at 25% 25%, rgba(255,255,255,0.55), transparent 30%), radial-gradient(circle at 75% 60%, rgba(255,107,107,0.35), transparent 45%), linear-gradient(145deg, #f5e8ff 0%, #e9f1f7 100%); }
.gradient-5 { background: radial-gradient(circle at 20% 60%, rgba(120,152,255,0.35), transparent 40%), radial-gradient(circle at 70% 30%, rgba(255,255,255,0.55), transparent 35%), linear-gradient(135deg, #e2ebff 0%, #f5f7fb 100%); }
.gradient-6 { background: radial-gradient(circle at 30% 30%, rgba(160,200,255,0.45), transparent 45%), radial-gradient(circle at 70% 70%, rgba(255,255,255,0.45), transparent 35%), linear-gradient(140deg, #d9e8ff 0%, #eef3f8 100%); }

.card-visual.has-img {
    background: transparent;
    box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9), 0 16px 32px rgba(0, 0, 0, 0.12);
}

.card-visual.has-img::before {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.05), rgba(0, 0, 0, 0.08));
    mix-blend-mode: multiply;
}

.card-visual.has-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    border-radius: inherit;
}

.card-visual.has-video {
    position: relative;
}

.play-badge {
    position: absolute;
    bottom: 10px;
    right: 10px;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.65);
    color: #fff;
    display: grid;
    place-items: center;
    font-size: 16px;
    box-shadow: 0 8px 18px rgba(0, 0, 0, 0.22);
    backdrop-filter: blur(6px);
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.25s ease, transform 0.25s ease;
}

.portfolio-card:hover .play-badge,
.card-visual:hover .play-badge {
    opacity: 1;
    transform: translateY(0);
}

/* 作品预览模态 */
.work-modal {
    position: fixed;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 11000;
}
.work-modal.open { display: flex; }

.work-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    backdrop-filter: blur(16px) saturate(160%);
    -webkit-backdrop-filter: blur(16px) saturate(160%);
}

.work-modal__dialog {
    position: relative;
    z-index: 1;
    max-width: 90vw;
    max-height: 92vh;
    width: auto;
    background: rgba(255, 255, 255, 0.92);
    border-radius: 20px;
    padding: 16px;
    box-shadow: 0 28px 70px rgba(0, 0, 0, 0.35), inset 0 1px 0 rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.04);
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.work-modal__body {
    position: relative;
    width: 100%;
    flex: 1;
    border-radius: 14px;
    overflow: hidden;
    background: linear-gradient(145deg, #eef2f7, #f8fafc);
    display: flex;
    align-items: center;
    justify-content: center;
}

.work-modal__body img,
.work-modal__body video {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
    display: block;
    background: #000;
}

.work-modal__meta {
    font-size: 15px;
    color: #0a0a0a;
    font-weight: 700;
    text-align: center;
    padding: 6px 0;
}

.work-modal__close {
    position: absolute;
    top: -14px;
    right: -14px;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.25);
    background: rgba(0, 0, 0, 0.78);
    color: #fff;
    font-size: 22px;
    cursor: pointer;
    box-shadow: 0 14px 32px rgba(0, 0, 0, 0.35), 0 0 0 6px rgba(0, 0, 0, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
}

.work-modal__close:hover {
    background: rgba(0, 0, 0, 0.9);
}

@media (max-width: 640px) {
    .work-modal__dialog {
        width: 94vw;
        padding: 12px;
        max-height: 90vh;
    }
    .work-modal__body {
        max-height: 68vh;
    }
    .work-modal__close {
        top: -12px;
        right: -12px;
        width: 42px;
        height: 42px;
        font-size: 22px;
        box-shadow: 0 14px 32px rgba(0, 0, 0, 0.32), 0 0 0 4px rgba(0, 0, 0, 0.08);
    }
}

.card-meta {
    padding: 4px 4px 10px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.badge {
    display: none;
}

.card-meta h3 {
    font-size: 20px;
    font-weight: 700;
    color: #0a0a0a;
}

.card-meta p {
    font-size: 14px;
    color: #3b3b3b;
    line-height: 1.6;
}

.meta-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 6px;
    color: #4a4a4a;
    font-size: 13px;
}

.ghost-btn {
    padding: 8px 14px;
    border-radius: 12px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(245, 245, 245, 0.9));
    cursor: pointer;
    font-size: 13px;
    transition: all 0.25s ease;
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.ghost-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.12), inset 0 1px 0 rgba(255, 255, 255, 1);
}

.portfolio-cta {
    margin-top: 50px;
}

.cta-card {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 26px 30px;
    border-radius: 22px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(0, 0, 0, 0.05);
    box-shadow: 0 20px 48px rgba(0, 0, 0, 0.1), inset 0 1px 0 rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(12px);
    gap: 18px;
}

.cta-card h2 {
    font-size: 28px;
    font-weight: 800;
    margin: 6px 0;
}

.cta-card .lede {
    margin: 0;
}

@media (max-width: 900px) {
    .portfolio-hero h1 {
        font-size: 36px;
    }
    .portfolio-grid {
        grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
    }
    .portfolio-card {
        grid-template-rows: 180px 1fr;
    }
    .cta-card {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 600px) {
    .page-shell {
        padding: 90px 16px 70px;
    }
    .chips {
        width: 100%;
        flex-wrap: wrap;
        justify-content: center;
    }
    .chip {
        flex: 1 1 calc(50% - 12px);
        text-align: center;
    }
    .portfolio-card {
        grid-template-rows: 160px 1fr;
    }
}

/* 吉祥物展示面板 */
.mascot-panel {
    position: fixed;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    z-index: 999;
    display: flex;
    align-items: center;
    will-change: transform;
    backface-visibility: hidden;
}

.mascot-toggle-btn {
    width: 42px;
    height: 42px;
    border-radius: 21px 0 0 21px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 250, 250, 0.9) 100%);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-right: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    transition: all 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    z-index: 1001;
    will-change: transform, box-shadow, background;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.mascot-toggle-btn:hover {
    background: linear-gradient(135deg, #ffffff 0%, #f8f8f8 100%);
    box-shadow: -6px 0 24px rgba(0, 0, 0, 0.15);
    transform: translateX(-2px) translateZ(0);
}

.mascot-icon {
    font-size: 20px;
    transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.mascot-panel.expanded .mascot-icon {
    transform: rotate(180deg) translateZ(0);
}

.mascot-content {
    width: 0;
    overflow: hidden;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(250, 250, 250, 0.9) 100%);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    border: 1px solid rgba(0, 0, 0, 0.1);
    border-right: none;
    border-radius: 16px 0 0 16px;
    box-shadow: -4px 0 30px rgba(0, 0, 0, 0.12);
    transition: width 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                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);
    display: flex;
    flex-direction: column;
    opacity: 0;
    transform: translateX(20px) translateZ(0);
    will-change: width, opacity, transform;
    backface-visibility: hidden;
}

.mascot-panel.expanded .mascot-content {
    width: 240px;
    opacity: 1;
    transform: translateX(0) translateZ(0);
    padding: 14px;
}

.mascot-header {
    display: flex;
    justify-content: flex-start;
    align-items: center;
    margin-bottom: 14px;
    padding-bottom: 10px;
    border-bottom: 1px solid rgba(0, 0, 0, 0.08);
}

.mascot-header h3 {
    font-size: 15px;
    font-weight: 700;
    color: #1a1a1a;
    margin: 0;
    background: linear-gradient(135deg, #1a1a1a 0%, #4a4a4a 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mascot-display {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    margin-bottom: 14px;
}

.mascot-image {
    width: 100%;
    max-width: 180px;
    height: auto;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.12);
    object-fit: contain;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.9), rgba(245, 247, 250, 0.95));
    padding: 8px;
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                opacity 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: transform, opacity;
    backface-visibility: hidden;
    transform: translateZ(0);
    cursor: pointer;
}

.mascot-image:hover {
    transform: scale(1.05) translateZ(0);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
}

.mascot-name {
    font-size: 13px;
    font-weight: 600;
    color: #1a1a1a;
    text-align: center;
    padding: 6px 12px;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.08), rgba(26, 26, 26, 0.02));
    border-radius: 16px;
    border: 1px solid rgba(0, 0, 0, 0.08);
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    user-select: none;
    will-change: transform, background;
    backface-visibility: hidden;
}

.mascot-name:hover {
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.12), rgba(26, 26, 26, 0.06));
    transform: scale(1.05) translateZ(0);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.mascot-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-top: 12px;
    border-top: 1px solid rgba(0, 0, 0, 0.08);
}

.mascot-nav-btn {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(245, 245, 245, 0.9));
    border: 1px solid rgba(0, 0, 0, 0.1);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 300;
    color: #1a1a1a;
    transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    will-change: transform, box-shadow, background;
    backface-visibility: hidden;
    transform: translateZ(0);
}

.mascot-nav-btn:hover:not(:disabled) {
    background: linear-gradient(135deg, #ffffff 0%, #f8f8f8 100%);
    transform: scale(1.1) translateZ(0);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.12);
}

.mascot-nav-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.mascot-counter {
    font-size: 12px;
    font-weight: 500;
    color: #4a4a4a;
    flex: 1;
    text-align: center;
}

/* 吉祥物全屏预览 */
.mascot-fullscreen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: opacity;
    backface-visibility: hidden;
    visibility: hidden;
}

.mascot-fullscreen.active {
    opacity: 1;
    pointer-events: all;
    visibility: visible;
}

.mascot-fullscreen-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.85) 0%, rgba(20, 20, 20, 0.9) 100%);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    cursor: pointer;
}

.mascot-fullscreen-image {
    position: fixed;
    max-width: 90vw;
    max-height: 80vh;
    object-fit: contain;
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6);
    z-index: 10001;
    cursor: pointer;
    transition: left 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                top 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                width 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                height 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                opacity 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: left, top, width, height;
    backface-visibility: hidden;
    transform: translate(-50%, -50%) translateZ(0);
    pointer-events: auto;
}

.mascot-fullscreen-name {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: #fff;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.7) 0%, rgba(20, 20, 20, 0.8) 100%);
    padding: 12px 24px;
    border-radius: 25px;
    backdrop-filter: blur(15px) saturate(180%);
    -webkit-backdrop-filter: blur(15px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
    z-index: 10002;
    opacity: 0;
    transition: opacity 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.3s;
    pointer-events: none;
}

.mascot-fullscreen.active .mascot-fullscreen-name {
    opacity: 1;
}

/* 响应式设计 - 吉祥物面板 */
@media (max-width: 768px) {
    .mascot-panel.expanded .mascot-content {
        width: 200px;
        padding: 12px;
    }

    .mascot-image {
        max-width: 150px;
    }

    .mascot-toggle-btn {
        width: 38px;
        height: 38px;
    }

    .mascot-icon {
        font-size: 18px;
    }

    .mascot-header h3 {
        font-size: 14px;
    }

    .mascot-name {
        font-size: 12px;
        padding: 5px 10px;
    }

    .mascot-nav-btn {
        width: 28px;
        height: 28px;
        font-size: 18px;
    }

    .mascot-counter {
        font-size: 11px;
    }
}

@media (max-width: 480px) {
    .mascot-panel.expanded .mascot-content {
        width: 180px;
        padding: 10px;
    }

    .mascot-image {
        max-width: 130px;
    }

    .mascot-header h3 {
        font-size: 13px;
    }

    .mascot-name {
        font-size: 11px;
        padding: 4px 8px;
    }

    .mascot-toggle-btn {
        width: 36px;
        height: 36px;
    }

    .mascot-icon {
        font-size: 16px;
    }

    .mascot-nav-btn {
        width: 26px;
        height: 26px;
        font-size: 16px;
    }

    .mascot-counter {
        font-size: 10px;
    }

    .mascot-fullscreen-image {
        max-width: 95vw;
        max-height: 85vh;
    }

    .mascot-fullscreen-name {
        bottom: 20px;
        font-size: 14px;
        padding: 8px 16px;
    }
}