/* 新增浮动动画效果 */
@keyframes floatAnimation {
    0% { transform: translateY(0); }
    50% { transform: translateY(-10px); }
    100% { transform: translateY(0); }
}

/* 新增APP截图样式 */
.mobile-screenshot {
    text-align: center;
    margin: 30px auto;
    max-width: 410px; /* 保持原始宽度 */
    animation: floatAnimation 3s ease-in-out infinite;
}

.mobile-screenshot img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(218, 165, 32, 0.3);
}

/* 原有样式保持不变... */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Microsoft YaHei", sans-serif;
}

body {
    background: linear-gradient(135deg, #0d0d0d 0%, #1a1a1a 100%);
    color: #fff;
    min-height: 100vh;
    padding: 20px 15px;
    line-height: 1.6;
    position: relative;
    overflow-x: hidden;
}

body::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 10% 20%, rgba(218, 165, 32, 0.05) 0%, transparent 20%),
        radial-gradient(circle at 90% 80%, rgba(218, 165, 32, 0.05) 0%, transparent 20%);
    pointer-events: none;
    z-index: -1;
}

.header {
    text-align: center;
    margin-bottom: 30px;
    position: relative;
    padding: 0 10px;
}

.header::after {
    content: "";
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(90deg, transparent, #d9a520, transparent);
    border-radius: 3px;
}

.logo {
    width: 120px;
    height: 120px;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, #1a1a1a 0%, #0d0d0d 100%);
    border: 2px solid #d9a520;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding: 5px;
}

.logo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    z-index: 2;
}

.title {
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 5px;
    background: linear-gradient(to right, #d9a520, #ffd700);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: 1px;
}

.subtitle {
    font-size: 18px;
    color: #ccc;
    margin-bottom: 25px;
}

.alert-card {
    background: rgba(30, 30, 30, 0.8);
    border-left: 4px solid #e74c3c;
    border-radius: 8px;
    padding: 15px;
    margin: 20px 0;
    position: relative;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.alert-title {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
    font-weight: bold;
    color: #e74c3c;
}

.alert-title::before {
    content: "⚠";
    margin-right: 8px;
    font-size: 18px;
}

.alert-content {
    font-size: 15px;
    line-height: 1.5;
}

.download-section {
    margin: 30px 0;
    text-align: center;
}

.section-title {
    font-size: 20px;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 10px;
}

.section-title::after {
    content: "";
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 2px;
    background: #d9a520;
}

.platform-container {
    display: flex;
    flex-direction: column;
    gap: 25px;
    margin-bottom: 30px;
}

.platform-card {
    background: rgba(30, 30, 30, 0.7);
    border-radius: 12px;
    padding: 25px 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(218, 165, 32, 0.2);
    transition: transform 0.3s, box-shadow 0.3s;
}

.platform-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
}

.platform-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin-bottom: 20px;
}

.platform-logo {
    width: 100%;
    max-width: 200px;
    height: auto;
    aspect-ratio: 4/1;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
}

.platform-logo img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.qr-container {
    background: #fff;
    border-radius: 12px;
    padding: 12px;
    width: 160px;
    height: 160px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: center;
}

.qr-container img {
    width: 100%;
    height: auto;
    border-radius: 8px;
}

.download-btn {
    display: block;
    margin: 20px auto 0;
    padding: 12px 25px;
    background: linear-gradient(135deg, #d9a520 0%, #b8860b 100%);
    color: #fff;
    text-decoration: none;
    border-radius: 30px;
    font-weight: 500;
    width: 85%;
    max-width: 200px;
    box-shadow: 0 4px 10px rgba(218, 165, 32, 0.3);
    transition: transform 0.2s, box-shadow 0.2s;
    font-size: 16px;
}

.download-btn:active {
    transform: translateY(2px);
    box-shadow: 0 2px 5px rgba(218, 165, 32, 0.2);
}

.account-section {
    background: rgba(30, 30, 30, 0.7);
    border-radius: 12px;
    padding: 25px 20px;
    margin: 30px 0;
    text-align: center;
    border: 1px solid rgba(218, 165, 32, 0.2);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.account-title {
    font-size: 18px;
    margin-bottom: 15px;
    color: #d9a520;
}

.account-input-container {
    display: flex;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 10px;
    overflow: hidden;
    margin: 20px auto;
    max-width: 400px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.account-input {
    flex: 1;
    padding: 14px 15px;
    background: transparent;
    border: none;
    color: #fff;
    font-size: 18px;
    text-align: center;
    outline: none;
    font-weight: bold;
    letter-spacing: 1px;
}

/* 新增按钮容器样式 */
.copy-btn-container {
    display: flex;
    align-items: stretch;
    min-width: 100px;
    background: linear-gradient(135deg, #e74c3c 0%, #c0392b 100%);
    border-radius: 0 10px 10px 0;
}

/* 优化复制按钮 */
.copy-btn {
    background: transparent;
    color: #fff;
    border: none;
    padding: 0 15px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
    min-width: 100%;
    font-size: 16px;
    height: 100%;
    white-space: nowrap;
}

.copy-btn::after {
    content: "📋";
    margin-left: 8px;
    font-size: 16px;
}

.copy-btn:active {
    background: rgba(0, 0, 0, 0.2);
}

.note {
    color: #bbb;
    font-size: 14px;
    margin-top: 8px;
}

.promotion {
    margin-top: 30px;
    text-align: center;
    padding: 0 15px;
}

.promotion-image {
    max-width: 100%;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.4);
    margin-top: 15px;
    border: 1px solid rgba(218, 165, 32, 0.2);
}

.footer {
    text-align: center;
    margin-top: 40px;
    padding: 20px 0;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #888;
    font-size: 13px;
}

.poker-chip {
    position: absolute;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #d9a520, #8b7500);
    opacity: 0.2;
    z-index: -1;
}

.chip-1 {
    top: 5%;
    left: 5%;
}

.chip-2 {
    bottom: 15%;
    right: 7%;
}

.chip-3 {
    top: 40%;
    right: 10%;
}

@media (min-width: 768px) {
    .platform-container {
        flex-direction: row;
        justify-content: center;
        gap: 30px;
    }
    
    .platform-card {
        width: 300px;
    }
    
    .account-input-container {
        max-width: 500px;
    }
    
    .logo {
        width: 140px;
        height: 140px;
    }
}

/* 手机端响应式优化 */
@media (max-width: 480px) {
    .copy-btn-container {
        min-width: 90px;
    }
    .copy-btn {
        padding: 0 12px;
        font-size: 15px;
    }
    .account-input {
        padding: 12px 10px;
        font-size: 16px;
    }
    
    /* 移动端图片优化 */
    .mobile-screenshot {
        max-width: 90%;
        margin: 20px auto;
    }
}

/* 为新增的图片添加样式 */
.account-image {
    display: block;
    max-width: 80%;
    height: auto;
    margin: 20px auto;
    border-radius: 10px;
    border: 1px solid rgba(218, 165, 32, 0.3);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}