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

:root {
    --primary-color: #FF6B35;
    --primary-dark: #E55A2B;
    --secondary-color: #F7931E;
    --bg-dark: #f5f7fa;
    --bg-card: #ffffff;
    --bg-card-hover: #f8f9fa;
    --text-primary: #1a1a1f;
    --text-secondary: #4a5568;
    --border-color: #e2e8f0;
    --accent-glow: rgba(255, 107, 53, 0.15);
    --bg-overlay: #ffffff;
    --shadow: rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #e8ecf1 100%);
    color: var(--text-primary);
    min-height: 100vh;
    position: relative;
    overflow-x: hidden;
}

/* 明亮风格背景 - CSGO主题 */
.background-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        url('images/csgo-background.jpg') center/cover,
        radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.2) 0%, transparent 50%),
        radial-gradient(circle at 80% 70%, rgba(247, 147, 30, 0.2) 0%, transparent 50%),
        linear-gradient(135deg, rgba(245, 247, 250, 0.7) 0%, rgba(255, 255, 255, 0.75) 25%, rgba(245, 247, 250, 0.7) 50%, rgba(255, 255, 255, 0.75) 75%, rgba(245, 247, 250, 0.7) 100%);
    background-size: cover, 100% 100%, 100% 100%, 200% 200%;
    background-position: center, 0 0, 0 0, 0 0;
    background-blend-mode: overlay;
    opacity: 1;
    z-index: -3;
    animation: backgroundPulse 8s ease-in-out infinite, backgroundMove 20s linear infinite;
}

@keyframes backgroundPulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.9;
    }
}

@keyframes backgroundMove {
    0% {
        background-position: 0 0, 0 0, 0 0, 0 0, 0 0;
    }
    100% {
        background-position: 100px 100px, 0 0, 0 0, 0 0, 200% 200%;
    }
}

/* 网格覆盖层 - 明亮风格 */
.grid-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 0, 0, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 0, 0, 0.02) 1px, transparent 1px);
    background-size: 80px 80px;
    z-index: -2;
    pointer-events: none;
    opacity: 0.4;
}

/* 扫描线效果 - 明亮风格 */
.scanlines {
    display: none; /* 明亮风格下隐藏扫描线 */
}

/* 角落光效 - 明亮风格 */
body::before,
body::after {
    content: '';
    position: fixed;
    width: 500px;
    height: 500px;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.1;
    z-index: -2;
    pointer-events: none;
}

body::before {
    top: -250px;
    left: -250px;
    background: radial-gradient(circle, var(--primary-color), transparent);
}

body::after {
    bottom: -250px;
    right: -250px;
    background: radial-gradient(circle, var(--secondary-color), transparent);
}

/* 粒子容器 */
.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    pointer-events: none;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--primary-color);
    border-radius: 50%;
    box-shadow: 0 0 6px var(--primary-color), 0 0 12px var(--primary-color);
    animation: particleFloat 15s infinite ease-in-out;
    opacity: 0.6;
}

@keyframes particleFloat {
    0%, 100% {
        transform: translateY(100vh) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.6;
    }
    90% {
        opacity: 0.6;
    }
    50% {
        transform: translateY(0) translateX(100px) scale(1);
        opacity: 1;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
.header {
    padding: 20px 0;
    border-bottom: 1px solid var(--border-color);
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(15px);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.08);
}

.logo h1 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color), var(--primary-color));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 5px;
    animation: logoShine 3s ease-in-out infinite;
    position: relative;
    text-shadow: 0 0 30px rgba(255, 107, 53, 0.5);
}

@keyframes logoShine {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.logo .subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
    letter-spacing: 2px;
}

.logo .partner-note {
    margin-top: 6px;
    font-size: 0.95rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 6px;
}

.logo .partner-note a {
    color: var(--primary-color);
    font-weight: 600;
    text-decoration: none;
}

.logo .partner-note a:hover {
    text-decoration: underline;
}

/* Main Content */
.main-content {
    padding: 40px 0 60px 0; /* 底部 padding 为固定客服按钮留出空间 */
    min-height: calc(100vh - 200px);
    position: relative;
}

/* 轮播图 */
.carousel-container {
    position: relative;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto 50px;
    height: 300px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4);
}

.carousel-wrapper {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
}

.carousel-slide.active {
    opacity: 1;
    z-index: 1;
}

/* CSGO风格背景图 - 使用本地banner图 */
.csgo-bg-1 {
    background: 
        linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.2)),
        url('images/banner1.png') center/cover,
        linear-gradient(135deg, #1a1a2e, #16213e);
    background-attachment: scroll; /* 移动端使用scroll */
}

.csgo-bg-2 {
    background: 
        linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.2)),
        url('images/banner2.png') center/cover,
        linear-gradient(135deg, #0f3460, #16213e);
    background-attachment: scroll;
}

.csgo-bg-3 {
    background: 
        linear-gradient(135deg, rgba(0, 0, 0, 0.4), rgba(0, 0, 0, 0.2)),
        url('images/banner3.png') center/cover,
        linear-gradient(135deg, #1a1a2e, #0f3460);
    background-attachment: scroll;
}

/* 移动端轮播图背景优化 */
@media (max-width: 768px) {
    .csgo-bg-1,
    .csgo-bg-2,
    .csgo-bg-3 {
        background-size: cover;
        background-position: center center;
        background-attachment: scroll;
    }
}

.carousel-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.3), rgba(0, 0, 0, 0.1));
    z-index: 1;
}

.carousel-content {
    text-align: center;
    padding: 40px;
    z-index: 2;
    position: relative;
}

.carousel-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    color: #ffffff;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.7);
}

.carousel-content p {
    font-size: 1.2rem;
    color: #ffffff;
    letter-spacing: 1px;
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.6);
}

.carousel-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.dot.active {
    background: var(--primary-color);
    width: 30px;
    border-radius: 6px;
    box-shadow: 0 0 15px rgba(255, 107, 53, 0.8);
}

.dot:hover {
    background: rgba(255, 107, 53, 0.8);
}

/* 轮播图按钮已移除 */
.carousel-btn {
    display: none;
}


/* 移除中心线动画，简化效果 */

.hero-section {
    text-align: center;
    margin-bottom: 60px;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 2px;
    background: linear-gradient(135deg, var(--text-primary), var(--text-secondary), var(--primary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 200%;
    animation: titleShine 3s ease-in-out infinite;
    text-shadow: 0 0 30px rgba(255, 107, 53, 0.3);
    position: relative;
}

@keyframes titleShine {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.hero-tags {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin: 25px 0;
}

.tag {
    padding: 8px 20px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(247, 147, 30, 0.1));
    border: 1px solid rgba(255, 107, 53, 0.2);
    border-radius: 20px;
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.1);
}

.tag:hover {
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.2), rgba(247, 147, 30, 0.2));
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.2);
}

.hero-description {
    font-size: 1rem;
    color: var(--text-secondary);
    margin-top: 20px;
    letter-spacing: 1px;
}

/* 特色服务区 */
.features-section {
    margin: 40px 0 0 0;
    padding: 30px 0 0 0;
}

.features-section .section-title {
    margin-bottom: 30px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    max-width: 100%;
    overflow: hidden;
}

.feature-item {
    min-width: 0;
    flex-shrink: 0;
}

.feature-item {
    text-align: center;
    padding: 20px 15px;
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px var(--shadow);
    min-width: 0;
    flex-shrink: 0;
}

.feature-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 107, 53, 0.15);
    border-color: var(--primary-color);
}

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 10px;
    display: block;
}

.feature-item h3 {
    font-size: 1.1rem;
    color: var(--text-primary);
    margin-bottom: 8px;
    font-weight: 700;
}

.feature-item p {
    color: var(--text-secondary);
    font-size: 0.85rem;
}

/* Platforms Grid */
.platforms-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.platform-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 18px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 20px var(--shadow);
}

.platform-card::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

/* 卡片顶部边框线 */
.platform-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.3s ease;
    z-index: 1;
}

.platform-card:hover {
    transform: translateY(-8px);
    border-color: var(--primary-color);
    background: var(--bg-card-hover);
    box-shadow: 
        0 15px 40px rgba(255, 107, 53, 0.2), 
        0 5px 20px var(--shadow);
}

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

.platform-card:hover::before {
    transform: scaleX(1);
}

/* 卡片徽章 */
.card-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    padding: 5px 12px;
    background: var(--primary-color);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 700;
    border-radius: 12px;
    z-index: 10;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.4);
}

.card-badge.hot {
    background: linear-gradient(135deg, #ff6b35, #ff4757);
}

.card-badge.new {
    background: linear-gradient(135deg, #2ecc71, #27ae60);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 12px;
}

.platform-logo {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.platform-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
    background: rgba(255, 107, 53, 0.05);
    padding: 8px;
}

.platform-logo .logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    border-radius: 12px;
    background: rgba(255, 107, 53, 0.05);
    padding: 8px;
    transition: all 0.3s ease;
}

.platform-card:hover .platform-logo .logo-img {
    background: rgba(255, 107, 53, 0.1);
    transform: scale(1.05);
}

.platform-icon {
    font-size: 2rem;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(247, 147, 30, 0.1));
    border-radius: 10px;
    border: 2px solid rgba(255, 107, 53, 0.2);
    position: relative;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(255, 107, 53, 0.15);
}

.platform-card:hover .platform-icon {
    transform: scale(1.05);
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.3);
    border-color: var(--primary-color);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.15), rgba(247, 147, 30, 0.15));
}

.platform-name {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.card-content {
    margin-bottom: 15px;
}

.platform-description {
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
    margin-bottom: 12px;
}

.platform-features {
    list-style: none;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    align-items: center;
}

.platform-features li {
    color: var(--text-secondary);
    font-size: 0.9rem;
    padding: 0;
    padding-left: 20px;
    position: relative;
    white-space: nowrap;
}


.platform-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%) rotate(45deg);
    width: 10px;
    height: 10px;
    background: var(--primary-color);
    border-radius: 2px;
    box-shadow: 0 0 8px var(--primary-color);
    animation: checkPulse 2s ease-in-out infinite;
}

@keyframes checkPulse {
    0%, 100% {
        box-shadow: 0 0 8px var(--primary-color);
    }
    50% {
        box-shadow: 0 0 15px var(--primary-color), 0 0 25px var(--primary-color);
    }
}

.platform-features li {
    transition: all 0.3s ease;
}

.platform-card:hover .platform-features li {
    transform: translateX(5px);
    color: var(--text-primary);
}

.card-footer {
    margin-top: 25px;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 12px 25px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #ffffff;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 6px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(255, 107, 53, 0.5), 0 0 20px rgba(255, 107, 53, 0.3);
    background: linear-gradient(135deg, #FF7B45, var(--primary-color));
}

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

.arrow-icon {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
}

.btn-primary:hover .arrow-icon {
    transform: translateX(5px);
}

/* Footer */
/* 优势展示区 */
/* 玩法展示区 */
.games-section {
    margin-top: 50px;
    padding: 40px 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.03), rgba(247, 147, 30, 0.03));
    border-radius: 20px;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 40px;
    position: relative;
    padding-bottom: 20px;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: 2px;
}

.games-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 15px;
    margin-top: 30px;
    max-width: 900px;
    margin-left: auto;
    margin-right: auto;
}

.game-item {
    background: var(--bg-card);
    padding: 25px 15px;
    border-radius: 12px;
    text-align: center;
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px var(--shadow);
    cursor: pointer;
}

.game-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.2);
    border-color: var(--primary-color);
}

.game-icon {
    font-size: 2.5rem;
    margin-bottom: 12px;
    display: block;
}

.game-item h3 {
    font-size: 1.2rem;
    color: var(--text-primary);
    font-weight: 700;
    margin: 0;
}


.footer {
    padding: 15px 0 0 0;
    border-top: 1px solid var(--border-color);
    text-align: center;
    color: var(--text-secondary);
    font-size: 0.9rem;
    background: rgba(255, 255, 255, 0.5);
    margin-top: 0;
}

/* 浮动客服按钮 */
.floating-contact-btn {
    position: fixed;
    right: 20px;
    bottom: 100px;
    width: 80px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    cursor: pointer;
    z-index: 999;
    text-decoration: none;
    animation: float 3s ease-in-out infinite;
}

.floating-contact-btn::before {
    content: '';
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    border-radius: 50%;
    box-shadow: 0 4px 20px rgba(255, 107, 53, 0.4);
    transition: all 0.3s ease;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.floating-contact-btn:hover::before {
    transform: scale(1.1);
    box-shadow: 0 6px 30px rgba(255, 107, 53, 0.6);
    background: linear-gradient(135deg, #FF7B45, var(--primary-color));
}

.floating-contact-btn:active::before {
    transform: scale(0.95);
}

.floating-avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: transparent;
    display: flex;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 3;
    overflow: hidden;
    padding: 0;
    box-shadow: none;
}

.floating-icon-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    display: block;
}

.floating-icon {
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.floating-pulse {
    position: absolute;
    top: 0;
    left: 0;
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: rgba(255, 107, 53, 0.3);
    animation: pulse 2s ease-out infinite;
    z-index: 1;
}

.floating-text {
    margin-top: 8px;
    font-size: 14px;
    color: var(--text-primary);
    font-weight: 600;
    white-space: nowrap;
    text-shadow: 0 1px 3px rgba(0, 0, 0, 0.2), 0 0 1px rgba(255, 255, 255, 0.9);
    z-index: 2;
    position: relative;
    line-height: 1.2;
    letter-spacing: 0.5px;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

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

/* 底部客服按钮 */
.bottom-contact-btn {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    width: 100%;
    padding: 12px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: #ffffff;
    text-align: center;
    cursor: pointer;
    z-index: 1000;
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
}

.bottom-contact-btn:hover {
    background: linear-gradient(135deg, #FF7B45, var(--primary-color));
    box-shadow: 0 -4px 30px rgba(255, 107, 53, 0.4);
    text-decoration: none;
    color: #ffffff;
}

.bottom-contact-btn:active {
    transform: scale(0.98);
}

.bottom-contact-btn .contact-icon {
    font-size: 1.2rem;
}

.bottom-contact-btn .contact-text {
    letter-spacing: 0.5px;
    white-space: nowrap;
}


/* Responsive Design */
@media (max-width: 768px) {
    /* 移动端背景图适配 */
    .background-overlay {
        background: 
            url('images/csgo-background.jpg') center/cover no-repeat,
            radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.18) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(247, 147, 30, 0.18) 0%, transparent 50%),
            linear-gradient(135deg, rgba(245, 247, 250, 0.72) 0%, rgba(255, 255, 255, 0.78) 50%, rgba(245, 247, 250, 0.72) 100%);
        background-size: cover, 100% 100%, 100% 100%, 200% 200%;
        background-position: center center, 0 0, 0 0, 0 0;
        background-attachment: scroll;
        background-blend-mode: overlay;
        animation: none; /* 移动端禁用动画以提升性能 */
        -webkit-background-size: cover; /* iOS Safari兼容 */
    }

    .logo h1 {
        font-size: 2rem;
    }

    .carousel-container {
        height: 250px;
        margin-bottom: 30px;
    }

    .carousel-content h2 {
        font-size: 1.8rem;
    }

    .carousel-content p {
        font-size: 1rem;
    }


    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .hero-tags {
        gap: 10px;
    }

    .tag {
        padding: 6px 15px;
        font-size: 0.8rem;
    }


    .platform-card {
        padding: 18px;
    }

    .platform-features {
        gap: 10px;
    }

    .platform-features li {
        font-size: 0.8rem;
        padding-left: 16px;
    }

    .platform-name {
        font-size: 1.3rem;
    }

    .main-content {
        padding: 40px 0;
    }

    .features-section {
        grid-template-columns: repeat(2, 1fr);
        gap: 12px;
        margin: 30px 0;
        padding: 25px 0;
    }

    .feature-item {
        padding: 18px 12px;
    }

    .feature-icon {
        font-size: 2.2rem;
        margin-bottom: 8px;
    }

    .feature-item h3 {
        font-size: 1rem;
        margin-bottom: 6px;
    }

    .feature-item p {
        font-size: 0.8rem;
    }

    .platform-stats {
        flex-direction: column;
        gap: 10px;
    }

    .stat-item {
        padding: 12px;
    }

    .games-section {
        margin-top: 40px;
        padding: 40px 20px;
    }

    .section-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }

    .games-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: 15px;
    }

    .game-item {
        padding: 20px 12px;
    }

    .game-icon {
        font-size: 2.2rem;
        margin-bottom: 10px;
    }

    .game-item h3 {
        font-size: 1.1rem;
    }


    .card-badge {
        top: 10px;
        right: 10px;
        padding: 4px 10px;
        font-size: 0.7rem;
    }

    .floating-contact-btn {
        right: 15px;
        bottom: 90px;
        width: 65px;
    }

    .floating-contact-btn::before {
        width: 65px;
        height: 65px;
    }

    .floating-avatar {
        width: 65px;
        height: 65px;
    }

    .floating-icon-img {
        padding: 0;
    }

    .floating-icon {
        font-size: 1.5rem;
    }

    .floating-pulse {
        width: 65px;
        height: 65px;
    }

    .floating-text {
        font-size: 13px;
        margin-top: 6px;
        font-weight: 600;
    }

    .bottom-contact-btn {
        padding: 10px 15px;
        font-size: 0.85rem;
    }

    .bottom-contact-btn .contact-text {
        font-size: 0.85rem;
    }

}

@media (max-width: 480px) {
    /* 小屏幕背景图优化 */
    .background-overlay {
        background: 
            url('images/csgo-background.jpg') center/cover,
            radial-gradient(circle at 20% 30%, rgba(255, 107, 53, 0.15) 0%, transparent 50%),
            radial-gradient(circle at 80% 70%, rgba(247, 147, 30, 0.15) 0%, transparent 50%),
            linear-gradient(135deg, rgba(245, 247, 250, 0.75) 0%, rgba(255, 255, 255, 0.8) 50%, rgba(245, 247, 250, 0.75) 100%);
        background-size: cover, 100% 100%, 100% 100%, 200% 200%;
        background-position: center center, 0 0, 0 0, 0 0;
        background-attachment: scroll;
        background-blend-mode: overlay;
        animation: none;
    }

    .container {
        padding: 0 15px;
    }

    .logo h1 {
        font-size: 1.5rem;
        letter-spacing: 2px;
    }

    .hero-title {
        font-size: 1.5rem;
    }

    .platform-logo {
        width: 70px;
        height: 70px;
    }

    .platform-icon {
        width: 50px;
        height: 50px;
        font-size: 2rem;
    }

    .platform-name {
        font-size: 1.3rem;
    }

    .btn-primary {
        padding: 12px 20px;
        font-size: 0.9rem;
    }

    .floating-contact-btn {
        right: 10px;
        bottom: 80px;
        width: 60px;
    }

    .floating-contact-btn::before {
        width: 60px;
        height: 60px;
    }

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

    .floating-icon-img {
        padding: 0;
    }

    .floating-icon {
        font-size: 1.3rem;
    }

    .floating-pulse {
        width: 60px;
        height: 60px;
    }

    .floating-text {
        font-size: 12px;
        margin-top: 5px;
        font-weight: 600;
    }

    .bottom-contact-btn {
        padding: 8px 12px;
        font-size: 0.8rem;
    }

    .bottom-contact-btn .contact-text {
        font-size: 0.8rem;
    }
}

/* Animation for card entrance */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.platform-card {
    animation: fadeInUp 0.6s ease forwards;
}

.platform-card:nth-child(1) {
    animation-delay: 0.1s;
}

.platform-card:nth-child(2) {
    animation-delay: 0.2s;
}

.platform-card:nth-child(3) {
    animation-delay: 0.3s;
}

.platform-card {
    opacity: 0;
}

/* Ripple effect */
.platform-card {
    position: relative;
    overflow: hidden;
}

.ripple {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 107, 53, 0.3);
    transform: scale(0);
    animation: ripple-animation 0.6s ease-out;
    pointer-events: none;
}

@keyframes ripple-animation {
    to {
        transform: scale(4);
        opacity: 0;
    }
}

/* Focus styles for accessibility */
.platform-card:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* Touch device optimizations */
@media (hover: none) and (pointer: coarse) {
    .platform-card:hover {
        transform: none;
    }
    
    .btn-primary:active {
        transform: scale(0.98);
    }
}