/* ===== 基础样式重置 ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --primary-color: #FFB52F;
    --primary-gradient: linear-gradient(135deg, #FFB52F 0%, #FF8A00 100%);
    --bg-color: #0D1B2A;
    --bg-secondary: #1B2838;
    --bg-card: #1E3A5F;
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --text-muted: rgba(255, 255, 255, 0.5);
    --border-radius: 16px;
    --transition: all 0.3s ease;
}

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    line-height: 1.5;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
    -webkit-user-drag: none;
    user-drag: none;
}

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

/* ===== 背景动画 ===== */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, #0D1B2A 0%, #1B2838 50%, #0D1B2A 100%);
    overflow: hidden;
}

.stars {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image:
        radial-gradient(2px 2px at 20px 30px, white, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 40px 70px, white, rgba(0,0,0,0)),
        radial-gradient(1px 1px at 90px 40px, white, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 160px 120px, white, rgba(0,0,0,0)),
        radial-gradient(1px 1px at 230px 80px, white, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 300px 200px, white, rgba(0,0,0,0)),
        radial-gradient(1px 1px at 350px 150px, white, rgba(0,0,0,0)),
        radial-gradient(2px 2px at 420px 50px, white, rgba(0,0,0,0));
    background-repeat: repeat;
    background-size: 500px 300px;
    animation: twinkle 5s ease-in-out infinite;
}

@keyframes twinkle {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

.shooting-stars span {
    position: absolute;
    width: 4px;
    height: 4px;
    background: white;
    border-radius: 50%;
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1),
                0 0 0 8px rgba(255, 255, 255, 0.1),
                0 0 20px rgba(255, 255, 255, 0.1);
    animation: shooting 6s linear infinite;
}

.shooting-stars span:nth-child(1) { top: 10%; left: 20%; animation-delay: 0s; }
.shooting-stars span:nth-child(2) { top: 20%; left: 40%; animation-delay: 1.2s; }
.shooting-stars span:nth-child(3) { top: 15%; left: 60%; animation-delay: 2.4s; }
.shooting-stars span:nth-child(4) { top: 25%; left: 80%; animation-delay: 3.6s; }
.shooting-stars span:nth-child(5) { top: 5%; left: 50%; animation-delay: 4.8s; }

@keyframes shooting {
    0% {
        transform: translateX(0) translateY(0) rotate(-45deg);
        opacity: 1;
    }
    70% {
        opacity: 1;
    }
    100% {
        transform: translateX(-500px) translateY(500px) rotate(-45deg);
        opacity: 0;
    }
}

/* ===== 顶部公告栏 ===== */
.announcement {
    background: linear-gradient(90deg, #FFB52F, #FF8A00);
    padding: 12px 20px;
    position: relative;
    z-index: 100;
    text-align: center;
}

.marquee {
    display: inline-block;
}

.marquee span {
    font-weight: 600;
    color: #0D1B2A;
    font-size: 15px;
}

/* ===== 主容器 ===== */
.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 24px 20px 100px;
}

/* ===== Banner轮播图 ===== */
.banner-section {
    margin-bottom: 20px;
}

.banner-slider {
    position: relative;
    width: 100%;
    height: 200px;
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

.banner-track {
    position: relative;
    width: 100%;
    height: 100%;
}

.banner-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
}

.banner-slide.active {
    opacity: 1;
}

.banner-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    background: linear-gradient(135deg, #1E3A5F 0%, #2D4A6F 100%);
}

/* 轮播指示器 */
.banner-indicators {
    position: absolute;
    bottom: 16px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    cursor: pointer;
    transition: var(--transition);
}

.indicator.active {
    background: var(--primary-color);
    transform: scale(1.2);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.8);
}

/* 轮播箭头 */
.banner-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 44px;
    height: 44px;
    background: rgba(0, 0, 0, 0.4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
    opacity: 0;
}

.banner-slider:hover .banner-arrow {
    opacity: 1;
}

.banner-arrow:hover {
    background: var(--primary-color);
    color: #0D1B2A;
}

.banner-prev {
    left: 16px;
}

.banner-next {
    right: 16px;
}

/* ===== 收藏按钮区域 ===== */
.bookmark-section {
    margin-bottom: 28px;
    padding: 18px 24px;
    background: linear-gradient(135deg, #1E3A5F 0%, #2D4A6F 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.bookmark-label {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-primary);
    font-weight: 600;
    font-size: 16px;
    white-space: nowrap;
}

.bookmark-label svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.bookmark-btn {
    background: rgba(255, 255, 255, 0.1);
    border: none;
    border-radius: 10px;
    padding: 12px 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
    transition: var(--transition);
    color: white;
}

.bookmark-btn:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(255, 181, 47, 0.3);
}

.bookmark-btn:hover svg,
.bookmark-btn:hover span {
    color: #0D1B2A;
}

.bookmark-btn svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.bookmark-btn span {
    font-size: 16px;
    font-weight: 600;
    color: var(--primary-color);
}

/* ===== 收藏弹窗 ===== */
.bookmark-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.bookmark-modal.show {
    opacity: 1;
    visibility: visible;
}

.bookmark-modal-content {
    background: linear-gradient(135deg, #1E3A5F 0%, #2D4A6F 100%);
    border-radius: var(--border-radius);
    padding: 40px 32px;
    max-width: 400px;
    width: 90%;
    text-align: center;
    transform: scale(0.9);
    transition: var(--transition);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.bookmark-modal.show .bookmark-modal-content {
    transform: scale(1);
}

.bookmark-modal-icon {
    margin-bottom: 20px;
    color: var(--primary-color);
}

.bookmark-modal-content h3 {
    font-size: 22px;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.bookmark-modal-content p {
    font-size: 15px;
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.bookmark-modal-url {
    background: rgba(255, 255, 255, 0.1);
    padding: 14px 20px;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 24px;
    word-break: break-all;
}

.bookmark-modal-btns {
    display: flex;
    gap: 12px;
    margin-bottom: 16px;
}

.bookmark-modal-btn {
    flex: 1;
    background: var(--primary-gradient);
    color: #0D1B2A;
    padding: 12px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.bookmark-modal-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 8px 25px rgba(255, 181, 47, 0.4);
}

.bookmark-copy-btn {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-primary);
}

.bookmark-copy-btn:hover {
    background: rgba(255, 255, 255, 0.25);
    box-shadow: 0 8px 25px rgba(255, 255, 255, 0.1);
}

/* 复制成功提示 */
.copy-toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 16px 32px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 500;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.copy-toast.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

/* ===== 平台卡片区域 ===== */
.platforms-section {
    margin-bottom: 40px;
}

.section-title {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 24px;
    position: relative;
}

.section-title::before,
.section-title::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
}

.section-title span {
    padding: 0 20px;
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 600;
}

/* ===== 平台卡片网格 - 增大尺寸 ===== */
.platforms-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.platform-card {
    background: linear-gradient(135deg, #1E3A5F 0%, #2D4A6F 100%);
    border-radius: var(--border-radius);
    padding: 24px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition);
}

.platform-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.4);
}

.platform-card:hover::before {
    opacity: 1;
}

/* 特色卡片 */
.platform-card.featured {
    background: linear-gradient(135deg, #2D4A6F 0%, #1E3A5F 50%, #2D4A6F 100%);
    border: 2px solid rgba(255, 181, 47, 0.3);
}

.platform-card.featured::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg, transparent, rgba(255, 181, 47, 0.1), transparent 30%);
    animation: rotate 8s linear infinite;
    pointer-events: none;
}

@keyframes rotate {
    100% { transform: rotate(360deg); }
}

/* 卡片徽章 */
.card-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    z-index: 5;
    letter-spacing: 0.5px;
}

.card-badge.hot {
    background: linear-gradient(135deg, #FF6B6B, #FF8E53);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.4);
}

.card-badge.new {
    background: linear-gradient(135deg, #4facfe, #00f2fe);
    color: white;
    box-shadow: 0 4px 15px rgba(79, 172, 254, 0.4);
}

/* 卡片内部布局 */
.card-inner {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 20px;
    position: relative;
    z-index: 2;
}

/* Logo容器 - 去除尺寸限制，自适应 */
.card-logo {
    width: 90px;
    height: 90px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
    padding: 10px;
}

/* Logo图片 - 去除固定尺寸限制 */
.card-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.card-content {
    flex: 1;
    min-width: 0;
}

.card-content h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-primary);
}

.card-bonus {
    color: var(--primary-color);
    font-size: 15px;
    font-weight: 600;
    margin-bottom: 6px;
}

.card-desc {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 12px;
    line-height: 1.5;
}

/* 卡片标签 */
.card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    list-style: none;
}

.card-tags li {
    background: rgba(255, 255, 255, 0.1);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-secondary);
    backdrop-filter: blur(5px);
}

/* 卡片按钮 */
.card-btn {
    width: 100%;
    background: var(--primary-gradient);
    color: #0D1B2A;
    padding: 16px 24px;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: var(--transition);
    position: relative;
    z-index: 2;
}

.card-btn:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 25px rgba(255, 181, 47, 0.4);
}

/* ===== APP下载区域 ===== */
.app-section {
    margin-top: 40px;
}

.app-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
}

.app-card {
    border-radius: var(--border-radius);
    padding: 20px;
    display: flex;
    align-items: center;
    gap: 16px;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* APP卡片基础样式 */
.app-card {
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 玻璃光泽效果 */
.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        90deg,
        transparent,
        rgba(255, 255, 255, 0.1),
        transparent
    );
    transition: 0.6s;
    pointer-events: none;
}

.app-card:hover::before {
    left: 100%;
}

/* 底部光晕 */
.app-card::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 80%;
    height: 50%;
    border-radius: 50%;
    filter: blur(30px);
    opacity: 0.4;
    pointer-events: none;
    transition: var(--transition);
}

.app-card:hover::after {
    opacity: 0.6;
}

/* 统一深蓝色系配色 - 契合网站整体风格 */
.gradient-1,
.gradient-2,
.gradient-3,
.gradient-4,
.gradient-5 {
    background:
        radial-gradient(ellipse at 20% 0%, rgba(255, 181, 47, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 100%, rgba(30, 58, 95, 0.5) 0%, transparent 50%),
        linear-gradient(160deg, #0D1B2A 0%, #1E3A5F 40%, #2D4A6F 70%, #1E3A5F 100%);
    border: 1px solid rgba(255, 181, 47, 0.15);
}

.gradient-1::after,
.gradient-2::after,
.gradient-3::after,
.gradient-4::after,
.gradient-5::after {
    background: linear-gradient(90deg, #FFB52F, #FF8A00);
}

.app-icon {
    width: 72px;
    height: 72px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.15);
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.app-card:hover .app-icon {
    transform: scale(1.05);
    box-shadow:
        0 12px 40px rgba(0, 0, 0, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.app-icon img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.app-info {
    flex: 1;
    min-width: 0;
    position: relative;
    z-index: 2;
}

.app-info h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 6px;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
    letter-spacing: 0.5px;
}

.app-info p {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.75);
    margin-bottom: 10px;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.3);
}

.app-tag {
    display: inline-block;
    background: linear-gradient(135deg, rgba(255, 181, 47, 1) 0%, rgba(255, 138, 0, 1) 100%);
    padding: 5px 14px;
    border-radius: 20px;
    font-size: 11px;
    color: #1a1a2e;
    font-weight: 700;
    box-shadow:
        0 4px 15px rgba(255, 181, 47, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.download-btn {
    background: linear-gradient(135deg, #FFB52F 0%, #FF8A00 100%);
    color: #1a1a2e;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 700;
    transition: var(--transition);
    flex-shrink: 0;
    box-shadow:
        0 6px 20px rgba(255, 181, 47, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
    position: relative;
    z-index: 2;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.download-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow:
        0 10px 30px rgba(255, 181, 47, 0.6),
        inset 0 1px 0 rgba(255, 255, 255, 0.4);
}

/* ===== 客服按钮 ===== */
.customer-service {
    position: fixed;
    right: 0;
    top: 40%;
    background: var(--bg-card);
    color: white;
    padding: 14px 10px;
    border-radius: 10px 0 0 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    text-decoration: none;
    z-index: 1000;
    transition: var(--transition);
    box-shadow: -4px 0 25px rgba(0, 0, 0, 0.3);
}

.customer-service:hover {
    padding-right: 20px;
    background: var(--primary-color);
    color: #0D1B2A;
}

.customer-service span {
    font-size: 12px;
    writing-mode: vertical-lr;
    font-weight: 500;
}

/* ===== 响应式设计 - 平板 ===== */
@media (min-width: 600px) {
    .container {
        padding: 28px 24px 100px;
    }

    .banner-slider {
        height: 280px;
    }

    .bookmark-section {
        padding: 20px 32px;
        gap: 20px;
    }

    .bookmark-label {
        font-size: 17px;
    }

    .bookmark-btn {
        padding: 14px 28px;
    }

    .bookmark-btn span {
        font-size: 17px;
    }

    .platforms-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .platform-card {
        padding: 28px;
    }

    .platform-card.featured {
        grid-column: 1 / -1;
    }

    .card-logo {
        width: 100px;
        height: 100px;
        padding: 12px;
    }

    .card-content h3 {
        font-size: 24px;
    }

    .app-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 20px;
    }

    .app-card {
        padding: 24px;
    }

    .app-icon {
        width: 80px;
        height: 80px;
    }
}

/* ===== 响应式设计 - PC端 ===== */
@media (min-width: 992px) {
    .container {
        padding: 36px 32px 100px;
    }

    .banner-slider {
        height: 360px;
    }

    .banner-arrow {
        width: 50px;
        height: 50px;
    }

    .bookmark-section {
        padding: 22px 40px;
        gap: 24px;
    }

    .bookmark-label {
        font-size: 18px;
    }

    .bookmark-btn {
        padding: 14px 32px;
    }

    .bookmark-btn span {
        font-size: 18px;
    }

    .section-title span {
        font-size: 24px;
    }

    .platforms-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .platform-card {
        padding: 32px;
        min-height: 280px;
    }

    .platform-card.featured {
        grid-column: 1 / 2;
        grid-row: 1 / 2;
    }

    .card-inner {
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 16px;
    }

    .card-logo {
        width: 110px;
        height: 110px;
        padding: 14px;
    }

    .card-content h3 {
        font-size: 22px;
    }

    .card-bonus {
        font-size: 14px;
    }

    .card-desc {
        font-size: 13px;
    }

    .card-tags {
        justify-content: center;
    }

    .card-btn {
        padding: 14px 20px;
        font-size: 15px;
    }

    .app-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 24px;
    }

    .app-card {
        padding: 24px;
    }
}

/* ===== 响应式设计 - 大屏PC ===== */
@media (min-width: 1200px) {
    .banner-slider {
        height: 420px;
    }

    .platforms-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 20px;
    }

    .platform-card {
        padding: 28px 24px;
        min-height: 320px;
    }

    .platform-card.featured {
        grid-column: auto;
    }

    .card-logo {
        width: 100px;
        height: 100px;
        padding: 12px;
    }

    .card-content h3 {
        font-size: 20px;
    }

    .app-grid {
        grid-template-columns: repeat(5, 1fr);
        gap: 20px;
    }

    .app-card {
        flex-direction: column;
        text-align: center;
        padding: 28px 20px;
    }

    .app-icon {
        width: 90px;
        height: 90px;
    }

    .app-info {
        width: 100%;
    }

    .app-info h4 {
        font-size: 16px;
    }

    .app-info p {
        font-size: 13px;
    }

    .download-btn {
        width: 100%;
        margin-top: 8px;
    }
}

/* ===== 加载动画 ===== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.banner-section {
    animation: fadeInUp 0.6s ease-out;
}

.bookmark-section {
    animation: fadeInUp 0.6s ease-out 0.1s backwards;
}

.platform-card,
.app-card {
    animation: fadeInUp 0.6s ease-out backwards;
}

.platform-card:nth-child(1) { animation-delay: 0.1s; }
.platform-card:nth-child(2) { animation-delay: 0.15s; }
.platform-card:nth-child(3) { animation-delay: 0.2s; }
.platform-card:nth-child(4) { animation-delay: 0.25s; }
.platform-card:nth-child(5) { animation-delay: 0.3s; }

.app-card:nth-child(1) { animation-delay: 0.35s; }
.app-card:nth-child(2) { animation-delay: 0.4s; }
.app-card:nth-child(3) { animation-delay: 0.45s; }
.app-card:nth-child(4) { animation-delay: 0.5s; }
.app-card:nth-child(5) { animation-delay: 0.55s; }

/* ===== 悬停光效 ===== */
.platform-card:hover .card-logo {
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 30px rgba(255, 181, 47, 0.2);
}

.platform-card:hover .card-tags li {
    background: rgba(255, 181, 47, 0.2);
    color: var(--primary-color);
}

/* ===== 移动端优化 ===== */
@media (max-width: 599px) {
    /* 收藏板块优化 */
    .bookmark-section {
        padding: 12px 14px;
        gap: 8px;
        flex-wrap: nowrap;
    }

    .bookmark-label {
        font-size: 13px;
        gap: 6px;
    }

    .bookmark-label svg {
        width: 18px;
        height: 18px;
    }

    .bookmark-btn {
        padding: 8px 12px;
        gap: 6px;
        border-radius: 8px;
    }

    .bookmark-btn svg {
        width: 14px;
        height: 14px;
    }

    .bookmark-btn span {
        font-size: 13px;
    }

    /* 平台卡片优化 */
    .platforms-grid {
        gap: 10px;
    }

    .platform-card {
        padding: 12px;
        border-radius: 12px;
    }

    .card-badge {
        top: 8px;
        right: 8px;
        padding: 3px 8px;
        font-size: 10px;
    }

    .card-inner {
        flex-direction: row;
        align-items: center;
        text-align: left;
        gap: 14px;
        margin-bottom: 10px;
    }

    .card-logo {
        width: 88px;
        height: 88px;
        padding: 14px;
        border-radius: 16px;
        flex-shrink: 0;
    }

    .card-content h3 {
        font-size: 15px;
        margin-bottom: 3px;
    }

    .card-bonus {
        font-size: 12px;
        margin-bottom: 3px;
    }

    .card-desc {
        font-size: 11px;
        margin-bottom: 6px;
        -webkit-line-clamp: 1;
    }

    .card-tags {
        justify-content: flex-start;
        gap: 4px;
    }

    .card-tags li {
        padding: 2px 6px;
        font-size: 10px;
    }

    .card-btn {
        padding: 9px 14px;
        font-size: 13px;
        border-radius: 8px;
    }

    .card-btn svg {
        width: 14px;
        height: 14px;
    }
}