/* ========================================
   弧星游戏云电脑 - Linear Design Theme
   现代深色科技风格
   ======================================== */

:root {
    /* 主色调 - 游戏科技蓝 */
    --primary: #3b82f6;
    --primary-light: #60a5fa;
    --primary-dark: #2563eb;
    --primary-glow: 59, 130, 246;
    
    /* 强调色 - 紫色 */
    --accent: #8b5cf6;
    --accent-light: #a78bfa;
    --accent-glow: 139, 92, 246;
    
    /* 成功/警告/错误 */
    --success: #10b981;
    --warning: #f59e0b;
    --error: #ef4444;
    
    /* 深色背景 */
    --bg-dark: #0a0a0f;
    --bg-card: #111118;
    --bg-card-hover: #1a1a24;
    --bg-card-light: #1e1e2a;
    --bg-elevated: #16161f;
    
    /* 文字颜色 */
    --text-primary: #ffffff;
    --text-secondary: #9ca3af;
    --text-muted: #6b7280;
    
    /* 边框 */
    --border: rgba(255, 255, 255, 0.06);
    --border-light: rgba(255, 255, 255, 0.1);
    --border-active: rgba(59, 130, 246, 0.5);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-dark);
    color: var(--text-primary);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    line-height: 1.6;
}

/* ========== 背景效果系统 ========== */
.bg-effects {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 0;
    overflow: hidden;
}

/* 顶部主光晕 */
.bg-glow-top {
    position: absolute;
    top: -30%;
    left: 50%;
    transform: translateX(-50%);
    width: 120%;
    height: 80%;
    background: radial-gradient(ellipse at center, rgba(var(--primary-glow), 0.12) 0%, transparent 60%);
    filter: blur(60px);
}

/* 底部光晕 */
.bg-glow-bottom {
    position: absolute;
    bottom: -20%;
    left: 50%;
    transform: translateX(-50%);
    width: 100%;
    height: 50%;
    background: radial-gradient(ellipse at center, rgba(var(--accent-glow), 0.08) 0%, transparent 70%);
    filter: blur(80px);
}

/* 网格背景 */
.bg-grid {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(rgba(var(--primary-glow), 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(var(--primary-glow), 0.02) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 0%, transparent 100%);
    -webkit-mask-image: radial-gradient(ellipse 80% 50% at 50% 0%, black 0%, transparent 100%);
}

/* 噪点纹理 */
.bg-noise {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    opacity: 0.015;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* ========== 导航栏 ========== */
.navbar-linear {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    transition: all 0.3s ease;
}

.navbar-linear.scrolled {
    padding: 12px 40px;
    background: rgba(10, 10, 15, 0.95);
}

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

.nav-logo img {
    height: 36px;
    width: auto;
}

.nav-logo-text {
    font-size: 18px;
    font-weight: 700;
    color: var(--primary);
}

.nav-links {
    display: flex;
    gap: 32px;
    list-style: none;
    align-items: center;
}

.nav-links li {
    position: relative;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.2s;
    padding: 8px 0;
}

.nav-links a:hover {
    color: var(--text-primary);
}

/* 下拉菜单 */
.nav-dropdown {
    position: relative;
}

.nav-dropdown-content {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 8px;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.2s ease;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    margin-top: 8px;
}

.nav-dropdown:hover .nav-dropdown-content {
    opacity: 1;
    visibility: visible;
}

.nav-dropdown-content a {
    display: block;
    padding: 10px 16px;
    border-radius: 8px;
    transition: background 0.2s;
}

.nav-dropdown-content a:hover {
    background: rgba(var(--primary-glow), 0.1);
    color: var(--primary-light);
}

.nav-cta {
    display: flex;
    align-items: center;
    gap: 12px;
}

.btn-nav {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.2s;
}

.btn-nav-ghost {
    color: var(--text-secondary);
    background: transparent;
}

.btn-nav-ghost:hover {
    color: var(--text-primary);
}

.btn-nav-primary {
    background: var(--primary);
    color: white;
    box-shadow: 0 0 20px rgba(var(--primary-glow), 0.3);
}

.btn-nav-primary:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: 0 0 30px rgba(var(--primary-glow), 0.5);
}

/* 移动端菜单按钮 */
.nav-mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 24px;
    cursor: pointer;
}

/* ========== Hero 区域 ========== */
.hero-section {
    position: relative;
    z-index: 2;
    padding: 160px 40px 100px;
    text-align: center;
    max-width: 1200px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: rgba(var(--primary-glow), 0.1);
    border: 1px solid rgba(var(--primary-glow), 0.3);
    padding: 10px 20px;
    border-radius: 100px;
    font-size: 13px;
    color: var(--primary);
    margin-bottom: 32px;
    font-weight: 500;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary);
    animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; box-shadow: 0 0 10px var(--primary); }
    50% { opacity: 0.6; box-shadow: 0 0 20px var(--primary); }
}

.hero-title {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    background: linear-gradient(180deg, #ffffff 0%, #9ca3af 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-title-highlight {
    color: var(--primary);
    -webkit-text-fill-color: var(--primary);
    text-shadow: 0 0 60px rgba(var(--primary-glow), 0.5);
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 18px);
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-bottom: 80px;
    flex-wrap: wrap;
}

.btn-hero {
    padding: 16px 32px;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
}

.btn-hero-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    box-shadow: 0 0 30px rgba(var(--primary-glow), 0.4);
}

.btn-hero-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 40px rgba(var(--primary-glow), 0.5);
}

.btn-hero-secondary {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-hero-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
}

/* ========== Hero产品Mockup展示 ========== */
/* ========== 高级产品展示区 ========== */
.hero-mockup-advanced {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px 60px;
}

/* 多层光晕效果 */
.mockup-glow-layers {
    position: absolute;
    inset: -100px;
    pointer-events: none;
    z-index: 0;
}

.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    animation: orbFloat 8s ease-in-out infinite;
}

.glow-orb-1 {
    top: -10%;
    left: 20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.4) 0%, rgba(59, 130, 246, 0) 70%);
    animation-delay: 0s;
}

.glow-orb-2 {
    top: 50%;
    right: -5%;
    width: 350px;
    height: 350px;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.35) 0%, rgba(139, 92, 246, 0) 70%);
    animation-delay: -3s;
}

.glow-orb-3 {
    bottom: -20%;
    left: 30%;
    width: 500px;
    height: 300px;
    background: radial-gradient(ellipse, rgba(236, 72, 153, 0.25) 0%, rgba(236, 72, 153, 0) 70%);
    animation-delay: -5s;
}

.glow-line {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.6), transparent);
    height: 2px;
    filter: blur(1px);
    animation: lineSweep 4s ease-in-out infinite;
}

.glow-line-1 {
    top: 30%;
    left: 0;
    right: 0;
    animation-delay: 0s;
}

.glow-line-2 {
    bottom: 40%;
    left: 0;
    right: 0;
    animation-delay: -2s;
}

@keyframes orbFloat {
    0%, 100% { 
        transform: translate(0, 0) scale(1);
        opacity: 0.6;
    }
    25% { 
        transform: translate(30px, -20px) scale(1.1);
        opacity: 0.8;
    }
    50% { 
        transform: translate(-20px, 30px) scale(0.95);
        opacity: 0.5;
    }
    75% { 
        transform: translate(-30px, -10px) scale(1.05);
        opacity: 0.7;
    }
}

@keyframes lineSweep {
    0%, 100% { 
        opacity: 0;
        transform: translateX(-100%);
    }
    50% { 
        opacity: 1;
        transform: translateX(100%);
    }
}

/* 浮动粒子 */
.floating-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
    z-index: 1;
}

.floating-particles .particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(59, 130, 246, 0.6);
    border-radius: 50%;
    box-shadow: 0 0 10px rgba(59, 130, 246, 0.8);
    animation: particleFloat 12s linear infinite;
}

.floating-particles .particle:nth-child(1) { left: 10%; animation-delay: 0s; animation-duration: 10s; }
.floating-particles .particle:nth-child(2) { left: 25%; animation-delay: -2s; animation-duration: 14s; }
.floating-particles .particle:nth-child(3) { left: 40%; animation-delay: -4s; animation-duration: 11s; }
.floating-particles .particle:nth-child(4) { left: 55%; animation-delay: -1s; animation-duration: 13s; }
.floating-particles .particle:nth-child(5) { left: 70%; animation-delay: -3s; animation-duration: 12s; }
.floating-particles .particle:nth-child(6) { left: 85%; animation-delay: -5s; animation-duration: 10s; }

@keyframes particleFloat {
    0% {
        transform: translateY(100vh) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 1;
        transform: translateY(80vh) scale(1);
    }
    90% {
        opacity: 1;
    }
    100% {
        transform: translateY(-20vh) scale(0.5);
        opacity: 0;
    }
}

/* 高级 Mockup 容器 */
.mockup-container-advanced {
    position: relative;
    z-index: 2;
    background: linear-gradient(180deg, rgba(15, 15, 25, 0.98) 0%, rgba(8, 8, 16, 0.99) 100%);
    border: 1px solid rgba(var(--primary-glow), 0.3);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 
        0 0 0 1px rgba(255, 255, 255, 0.08) inset,
        0 40px 120px rgba(0, 0, 0, 0.7),
        0 0 100px rgba(var(--primary-glow), 0.2),
        0 0 200px rgba(var(--accent-glow), 0.1);
    animation: containerGlow 6s ease-in-out infinite;
}

@keyframes containerGlow {
    0%, 100% {
        box-shadow: 
            0 0 0 1px rgba(255, 255, 255, 0.08) inset,
            0 40px 120px rgba(0, 0, 0, 0.7),
            0 0 100px rgba(var(--primary-glow), 0.2),
            0 0 200px rgba(var(--accent-glow), 0.1);
    }
    50% {
        box-shadow: 
            0 0 0 1px rgba(255, 255, 255, 0.12) inset,
            0 40px 120px rgba(0, 0, 0, 0.7),
            0 0 120px rgba(var(--primary-glow), 0.3),
            0 0 250px rgba(var(--accent-glow), 0.15);
    }
}

/* 扫描线效果 */
.scan-line {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, rgba(59, 130, 246, 0.8) 50%, transparent 100%);
    z-index: 100;
    opacity: 0.7;
    animation: scanLine 3s linear infinite;
}

@keyframes scanLine {
    0% { top: -5px; opacity: 0; }
    5% { opacity: 0.7; }
    95% { opacity: 0.7; }
    100% { top: 100%; opacity: 0; }
}

/* 高级头部 */
.mockup-header-advanced {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: linear-gradient(180deg, rgba(0, 0, 0, 0.6) 0%, rgba(0, 0, 0, 0.3) 100%);
    border-bottom: 1px solid var(--border-light);
    backdrop-filter: blur(10px);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.mockup-dots {
    display: flex;
    gap: 8px;
}

.mockup-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    transition: all 0.3s ease;
}

.mockup-dots .dot.red { 
    background: #ff5f57;
    box-shadow: 0 0 8px rgba(255, 95, 87, 0.5);
}
.mockup-dots .dot.yellow { 
    background: #febc2e;
    box-shadow: 0 0 8px rgba(254, 188, 46, 0.5);
}
.mockup-dots .dot.green { 
    background: #28c840;
    box-shadow: 0 0 8px rgba(40, 200, 64, 0.5);
}

.header-divider {
    width: 1px;
    height: 20px;
    background: var(--border-light);
}

.mockup-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.mockup-logo i {
    color: var(--primary);
    font-size: 16px;
}

.header-center {
    flex: 1;
    display: flex;
    justify-content: center;
}

.connection-status {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 18px;
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid rgba(16, 185, 129, 0.3);
    border-radius: 30px;
}

.status-pulse {
    width: 8px;
    height: 8px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 12px var(--success);
    animation: statusPulse 2s ease-in-out infinite;
}

@keyframes statusPulse {
    0%, 100% { 
        transform: scale(1);
        box-shadow: 0 0 12px var(--success);
    }
    50% { 
        transform: scale(1.2);
        box-shadow: 0 0 20px var(--success);
    }
}

.status-text {
    font-size: 12px;
    font-weight: 600;
    color: var(--success);
}

.status-ping {
    font-size: 11px;
    color: var(--text-muted);
    padding-left: 10px;
    border-left: 1px solid rgba(16, 185, 129, 0.3);
}

.header-right {
    display: flex;
    gap: 8px;
}

.header-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-secondary);
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.header-btn:hover {
    background: rgba(var(--primary-glow), 0.1);
    border-color: rgba(var(--primary-glow), 0.3);
    color: var(--primary);
}

/* 高级 Mockup 主体 */
.mockup-body-advanced {
    display: grid;
    grid-template-columns: 240px 1fr 260px;
    gap: 20px;
    padding: 24px;
    min-height: 450px;
}

/* 左侧系统面板 */
.system-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.panel-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 16px;
    background: rgba(var(--primary-glow), 0.05);
    border: 1px solid rgba(var(--primary-glow), 0.15);
    border-radius: 12px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
}

.panel-header i {
    color: var(--primary);
}

.live-indicator {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 10px;
    font-weight: 700;
    color: var(--error);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.live-dot {
    width: 6px;
    height: 6px;
    background: var(--error);
    border-radius: 50%;
    animation: livePulse 1s ease-in-out infinite;
}

@keyframes livePulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
}

/* 硬件卡片 */
.hardware-cards {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.hw-card {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: 12px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.hw-card:hover {
    background: rgba(var(--primary-glow), 0.05);
    border-color: rgba(var(--primary-glow), 0.25);
    transform: translateX(4px);
}

.hw-icon {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hw-icon svg {
    width: 24px;
    height: 24px;
}

.hw-card[data-type="gpu"] .hw-icon { color: var(--success); }
.hw-card[data-type="cpu"] .hw-icon { color: var(--primary); }
.hw-card[data-type="ram"] .hw-icon { color: var(--accent); }
.hw-card[data-type="network"] .hw-icon { color: var(--warning); }

.hw-info {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 2px;
    min-width: 0;
}

.hw-label {
    font-size: 10px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hw-value {
    font-size: 13px;
    font-weight: 600;
    color: var(--text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.hw-usage {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.usage-bar {
    width: 50px;
    height: 4px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 2px;
    position: relative;
    overflow: hidden;
}

.usage-bar::after {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: var(--usage);
    background: linear-gradient(90deg, var(--primary), var(--primary-light));
    border-radius: 2px;
    box-shadow: 0 0 8px rgba(var(--primary-glow), 0.5);
}

.usage-bar.network::after {
    background: linear-gradient(90deg, var(--warning), #fbbf24);
    box-shadow: 0 0 8px rgba(245, 158, 11, 0.5);
}

.hw-usage span {
    font-size: 10px;
    color: var(--text-muted);
}

/* 中间游戏大厅 */
.game-hall {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.hall-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hall-tabs {
    display: flex;
    gap: 4px;
    padding: 4px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
}

.hall-tabs .tab {
    padding: 8px 16px;
    font-size: 12px;
    color: var(--text-muted);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.hall-tabs .tab.active {
    background: rgba(var(--primary-glow), 0.15);
    color: var(--primary);
    font-weight: 600;
}

.hall-tabs .tab:hover:not(.active) {
    color: var(--text-secondary);
}

.hall-search {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    border-radius: 10px;
    color: var(--text-muted);
    cursor: pointer;
    transition: all 0.3s ease;
}

.hall-search:hover {
    background: rgba(var(--primary-glow), 0.1);
    border-color: rgba(var(--primary-glow), 0.3);
    color: var(--primary);
}

/* 特色游戏卡 */
.featured-game {
    position: relative;
    flex: 1;
    min-height: 200px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid rgba(var(--primary-glow), 0.2);
}

.featured-bg {
    position: absolute;
    inset: 0;
    background: 
        linear-gradient(135deg, rgba(20, 20, 40, 0.7) 0%, rgba(10, 10, 25, 0.75) 100%),
        url('../images/game.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.featured-bg .bg-gradient-1 {
    position: absolute;
    top: -50%;
    left: -20%;
    width: 80%;
    height: 150%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.4) 0%, transparent 60%);
    animation: featuredGlow1 6s ease-in-out infinite;
}

.featured-bg .bg-gradient-2 {
    position: absolute;
    bottom: -30%;
    right: -10%;
    width: 60%;
    height: 120%;
    background: radial-gradient(circle, rgba(139, 92, 246, 0.35) 0%, transparent 60%);
    animation: featuredGlow2 8s ease-in-out infinite;
}

@keyframes featuredGlow1 {
    0%, 100% { opacity: 0.6; transform: translate(0, 0); }
    50% { opacity: 1; transform: translate(10%, 5%); }
}

@keyframes featuredGlow2 {
    0%, 100% { opacity: 0.5; transform: translate(0, 0); }
    50% { opacity: 0.8; transform: translate(-10%, -5%); }
}

.featured-bg .bg-particles {
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, rgba(255, 255, 255, 0.3), transparent),
        radial-gradient(2px 2px at 40% 70%, rgba(255, 255, 255, 0.2), transparent),
        radial-gradient(2px 2px at 60% 20%, rgba(255, 255, 255, 0.25), transparent),
        radial-gradient(2px 2px at 80% 60%, rgba(255, 255, 255, 0.15), transparent);
    animation: twinkle 4s ease-in-out infinite;
}

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

.featured-bg .bg-grid-overlay {
    position: absolute;
    inset: 0;
    background-image: 
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 30px 30px;
    opacity: 0.5;
}

.featured-content {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 28px;
    height: 100%;
}

.featured-badges {
    position: absolute;
    top: 16px;
    left: 16px;
    display: flex;
    gap: 8px;
}

.featured-badges .badge {
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.featured-badges .badge.hot {
    background: linear-gradient(135deg, #ef4444, #f97316);
    color: white;
    box-shadow: 0 4px 15px rgba(239, 68, 68, 0.4);
}

.featured-badges .badge.new {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.4);
}

.featured-icon {
    position: relative;
    width: 90px;
    height: 90px;
    background: rgba(var(--primary-glow), 0.2);
    border: 2px solid rgba(var(--primary-glow), 0.4);
    border-radius: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.featured-icon i {
    font-size: 40px;
    color: var(--primary);
    z-index: 1;
}

.featured-icon .icon-ring {
    position: absolute;
    inset: -8px;
    border: 2px solid rgba(var(--primary-glow), 0.3);
    border-radius: 28px;
    animation: iconRing 3s ease-in-out infinite;
}

.featured-icon .icon-ring.delay {
    inset: -16px;
    border-radius: 32px;
    animation-delay: -1.5s;
}

@keyframes iconRing {
    0%, 100% { 
        transform: scale(1);
        opacity: 0.5;
    }
    50% { 
        transform: scale(1.1);
        opacity: 0.2;
    }
}

/* 居中显示的手柄图标（可点击跳转） */
.featured-play-center {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    flex: 1;
    gap: 12px;
    text-decoration: none;
    cursor: pointer;
}

.featured-play-center .featured-icon {
    width: 100px;
    height: 100px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.featured-play-center .featured-icon:hover {
    transform: scale(1.05);
    box-shadow: 0 0 40px rgba(59, 130, 246, 0.5);
}

.featured-play-center .featured-icon i {
    font-size: 44px;
}

.play-text {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    letter-spacing: 1px;
    text-shadow: 0 2px 10px rgba(59, 130, 246, 0.5);
}

/* 底部对齐的信息 */
.featured-info-bottom {
    text-align: center;
}

.featured-info-bottom h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
    background: linear-gradient(90deg, var(--text-primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.featured-info-bottom p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.featured-info-bottom .featured-tags {
    display: flex;
    justify-content: center;
    text-align: center;
    gap: 12px;
}

.featured-info {
    flex: 1;
}

.featured-info h3 {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 6px;
    background: linear-gradient(90deg, var(--text-primary) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.featured-info p {
    font-size: 13px;
    color: var(--text-secondary);
    margin-bottom: 12px;
}

.featured-tags {
    display: flex;
    gap: 12px;
}

.featured-tags span {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 11px;
    color: var(--text-muted);
    padding: 5px 10px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
}

.featured-tags span i {
    color: var(--primary);
    font-size: 10px;
}

.play-btn {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 14px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.play-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 12px 35px rgba(59, 130, 246, 0.5);
}

.play-btn i {
    font-size: 12px;
}

/* 游戏分类卡片 */
.game-categories {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 12px;
}

.category-card {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 18px 12px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: 14px;
    cursor: pointer;
    transition: all 0.3s ease;
    overflow: hidden;
}

.category-card:hover {
    border-color: rgba(var(--primary-glow), 0.3);
    transform: translateY(-4px);
}

.category-glow {
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.category-card:hover .category-glow {
    opacity: 1;
}

.category-card[data-category="mmo"] .category-glow {
    background: radial-gradient(circle at center, rgba(59, 130, 246, 0.15), transparent 70%);
}
.category-card[data-category="fps"] .category-glow {
    background: radial-gradient(circle at center, rgba(239, 68, 68, 0.15), transparent 70%);
}
.category-card[data-category="racing"] .category-glow {
    background: radial-gradient(circle at center, rgba(245, 158, 11, 0.15), transparent 70%);
}
.category-card[data-category="rpg"] .category-glow {
    background: radial-gradient(circle at center, rgba(139, 92, 246, 0.15), transparent 70%);
}

.category-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 14px;
    font-size: 22px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
}

.category-card[data-category="mmo"] .category-icon {
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.25), rgba(59, 130, 246, 0.1));
    color: var(--primary);
}
.category-card[data-category="fps"] .category-icon {
    background: linear-gradient(135deg, rgba(239, 68, 68, 0.25), rgba(239, 68, 68, 0.1));
    color: var(--error);
}
.category-card[data-category="racing"] .category-icon {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.25), rgba(245, 158, 11, 0.1));
    color: var(--warning);
}
.category-card[data-category="rpg"] .category-icon {
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.25), rgba(139, 92, 246, 0.1));
    color: var(--accent);
}

.category-card:hover .category-icon {
    transform: scale(1.1);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

.category-name {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.category-count {
    font-size: 10px;
    color: var(--text-muted);
}

/* 右侧性能监控面板 */
.performance-panel {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

/* 画质设置卡片 */
.quality-settings {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 18px;
}

.quality-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
    font-size: 12px;
}

.quality-header span:first-child {
    color: var(--text-muted);
}

.quality-level {
    padding: 4px 12px;
    background: linear-gradient(135deg, var(--success), rgba(16, 185, 129, 0.7));
    border-radius: 20px;
    font-size: 11px;
    font-weight: 700;
    color: white;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.quality-bars {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.q-bar {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.q-bar-header {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
}

.q-bar-header span:first-child {
    color: var(--text-muted);
}

.q-value {
    font-weight: 600;
    color: var(--primary);
}

.q-bar-track {
    height: 6px;
    background: rgba(255, 255, 255, 0.06);
    border-radius: 3px;
    overflow: hidden;
}

.q-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary), var(--primary-light), var(--accent));
    border-radius: 3px;
    position: relative;
}

.q-bar-fill .bar-glow {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 20px;
    height: 20px;
    background: radial-gradient(circle, rgba(var(--primary-glow), 0.8), transparent);
    filter: blur(4px);
    animation: barGlowPulse 2s ease-in-out infinite;
}

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

/* 性能评分环 */
.score-display {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: 16px;
    overflow: hidden;
}

.score-ring {
    width: 120px;
    height: 120px;
    transform: rotate(-90deg);
}

.score-ring-bg {
    fill: none;
    stroke: rgba(255, 255, 255, 0.06);
    stroke-width: 8;
}

.score-ring-fill {
    fill: none;
    stroke-width: 8;
    stroke-linecap: round;
    animation: scoreRingDraw 2s ease-out forwards, scoreRingGlow 3s ease-in-out infinite 2s;
}

@keyframes scoreRingDraw {
    from { stroke-dashoffset: 327; }
    to { stroke-dashoffset: 10; }
}

@keyframes scoreRingGlow {
    0%, 100% { filter: url(#glow); }
    50% { filter: url(#glow) brightness(1.3); }
}

.score-content {
    position: absolute;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.score-number {
    font-size: 36px;
    font-weight: 800;
    background: linear-gradient(180deg, var(--primary) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: scoreCount 2s ease-out forwards;
}

.score-label {
    font-size: 11px;
    color: var(--text-muted);
}

.score-rank {
    font-size: 10px;
    color: var(--success);
    padding: 3px 10px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 10px;
    margin-top: 4px;
}

.score-particles {
    position: absolute;
    inset: 0;
    pointer-events: none;
}

.score-particles span {
    position: absolute;
    width: 3px;
    height: 3px;
    background: var(--primary);
    border-radius: 50%;
    opacity: 0;
    animation: scoreParticle 3s ease-out infinite;
}

.score-particles span:nth-child(1) { top: 20%; left: 20%; animation-delay: 0s; }
.score-particles span:nth-child(2) { top: 20%; right: 20%; animation-delay: 0.5s; }
.score-particles span:nth-child(3) { bottom: 20%; left: 20%; animation-delay: 1s; }
.score-particles span:nth-child(4) { bottom: 20%; right: 20%; animation-delay: 1.5s; }

@keyframes scoreParticle {
    0% { 
        opacity: 0;
        transform: scale(0);
    }
    50% { 
        opacity: 1;
        transform: scale(1.5);
    }
    100% { 
        opacity: 0;
        transform: scale(0);
    }
}

/* 实时统计 */
.realtime-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.rt-stat {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 14px;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.rt-stat i {
    font-size: 18px;
    color: var(--primary);
}

.rt-info {
    display: flex;
    flex-direction: column;
}

.rt-value {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.rt-value small {
    font-size: 11px;
    font-weight: 400;
    color: var(--text-muted);
    margin-left: 2px;
}

.rt-label {
    font-size: 10px;
    color: var(--text-muted);
}

/* Mockup 底部状态栏 */
.mockup-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 24px;
    background: rgba(0, 0, 0, 0.4);
    border-top: 1px solid var(--border);
    font-size: 11px;
    color: var(--text-muted);
}

.footer-left, .footer-right {
    display: flex;
    align-items: center;
    gap: 20px;
}

.footer-item {
    display: flex;
    align-items: center;
    gap: 6px;
}

.footer-item i {
    color: var(--text-muted);
    font-size: 12px;
}

.footer-item.online {
    color: var(--success);
}

.online-dot {
    width: 6px;
    height: 6px;
    background: var(--success);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--success);
    animation: onlinePulse 2s ease-in-out infinite;
}

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

/* 响应式 - 高级 Mockup */
@media (max-width: 1200px) {
    .mockup-body-advanced {
        grid-template-columns: 220px 1fr 240px;
    }
}

@media (max-width: 1024px) {
    .hero-mockup-advanced {
        padding: 30px 16px 40px;
    }
    
    .mockup-body-advanced {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .system-panel {
        order: 2;
    }
    
    .game-hall {
        order: 1;
    }
    
    .performance-panel {
        order: 3;
    }
    
    .hardware-cards {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
    }
    
    .realtime-stats {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .glow-orb {
        filter: blur(60px);
    }
    
    .glow-orb-1, .glow-orb-2, .glow-orb-3 {
        width: 250px;
        height: 250px;
    }
}

@media (max-width: 768px) {
    .hero-mockup-advanced {
        padding: 20px 12px 30px;
    }
    
    .mockup-header-advanced {
        padding: 12px 16px;
    }
    
    .header-center {
        display: none;
    }
    
    .mockup-body-advanced {
        padding: 16px;
    }
    
    .hardware-cards {
        grid-template-columns: 1fr;
    }
    
    .game-categories {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .featured-content {
        padding: 50px 20px 24px;
    }
    
    .featured-badges {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .featured-play-center .featured-icon {
        width: 80px;
        height: 80px;
    }
    
    .featured-play-center .featured-icon i {
        font-size: 36px;
    }
    
    .featured-info-bottom h3 {
        font-size: 18px;
    }
    
    .featured-info-bottom p {
        font-size: 12px;
    }
    
    .featured-info-bottom .featured-tags {
        flex-wrap: wrap;
    }
    
    .mockup-footer {
        flex-direction: column;
        gap: 8px;
        padding: 12px 16px;
    }
    
    .footer-left, .footer-right {
        flex-wrap: wrap;
        justify-content: center;
        gap: 12px;
    }
    
    .glow-line {
        display: none;
    }
    
    .floating-particles {
        display: none;
    }
}

@media (max-width: 480px) {
    .hall-tabs {
        display: none;
    }
    
    .category-card {
        padding: 14px 8px;
    }
    
    .category-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    .category-name {
        font-size: 11px;
    }
    
    .score-display {
        padding: 20px;
    }
    
    .score-ring {
        width: 100px;
        height: 100px;
    }
    
    .score-number {
        font-size: 28px;
    }
}

/* ========== 特色标签区域 ========== */
.features-bar {
    position: relative;
    z-index: 2;
    padding: 80px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

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

.feature-card {
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-dark) 100%);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(var(--primary-glow), 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.3s;
}

.feature-card:hover {
    border-color: rgba(var(--primary-glow), 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

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

.feature-icon {
    width: 56px;
    height: 56px;
    background: rgba(var(--primary-glow), 0.1);
    border: 1px solid rgba(var(--primary-glow), 0.2);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    color: var(--primary);
    font-size: 24px;
}

.feature-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-primary);
    position: relative;
}

.feature-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
    position: relative;
}

/* ========== 通用Section样式 ========== */
.section {
    position: relative;
    z-index: 2;
    padding: 100px 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

.section-badge {
    font-size: 12px;
    color: var(--primary);
    margin-bottom: 16px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.section-title {
    font-size: clamp(28px, 4vw, 42px);
    font-weight: 700;
    margin-bottom: 16px;
    letter-spacing: -0.02em;
}

.section-description {
    font-size: 16px;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== 价格套餐区域 ========== */
.pricing-section {
    position: relative;
    z-index: 2;
    padding: 100px 40px;
    max-width: 1400px;
    margin: 0 auto;
}

.pricing-tabs {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-bottom: 48px;
    flex-wrap: wrap;
    padding: 8px;
    background: var(--bg-card);
    border-radius: 16px;
    border: 1px solid var(--border);
    max-width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.pricing-tab {
    padding: 14px 28px;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--text-secondary);
    background: transparent;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
}

.pricing-tab:hover {
    color: var(--text-primary);
}

.pricing-tab.active {
    background: var(--primary);
    color: white;
    box-shadow: 0 0 20px rgba(var(--primary-glow), 0.4);
}

.pricing-content {
    display: none;
}

.pricing-content.active {
    display: block;
}

/* 套餐卡片网格 */
.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
    justify-content: center;
}

/* 通用套餐卡片 */
.package-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.package-card:hover {
    border-color: rgba(var(--primary-glow), 0.4);
    transform: translateY(-8px);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(var(--primary-glow), 0.1);
}

.package-header {
    padding: 32px 28px 24px;
    background: linear-gradient(135deg, rgba(var(--primary-glow), 0.15) 0%, rgba(var(--primary-glow), 0.05) 100%);
    border-bottom: 1px solid var(--border);
    text-align: center;
}

.package-name {
    font-size: 22px;
    font-weight: 700;
    margin-bottom: 8px;
}

.package-price {
    font-size: 36px;
    font-weight: 800;
    color: var(--primary);
}

.package-price span {
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
}

.package-body {
    padding: 28px;
}

.package-description {
    background: rgba(var(--primary-glow), 0.08);
    border-radius: 10px;
    padding: 14px;
    margin-bottom: 24px;
    text-align: center;
    font-size: 14px;
    color: var(--primary-light);
}

.package-features {
    list-style: none;
    margin-bottom: 28px;
}

.package-features li {
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
    color: var(--text-secondary);
}

.package-features li:last-child {
    border-bottom: none;
}

.package-features li i {
    color: var(--primary);
    font-size: 16px;
}

.package-cta {
    text-align: center;
}

.btn-package {
    display: inline-block;
    width: 100%;
    padding: 16px 24px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-package:hover {
    background: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(var(--primary-glow), 0.3);
}

.btn-package:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

/* 热门标签 */
.package-card.popular {
    border-color: var(--primary);
    position: relative;
}

.package-card.popular::before {
    content: '推荐';
    position: absolute;
    top: 16px;
    right: 16px;
    background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%);
    color: white;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    z-index: 10;
}

/* ========== 支付弹窗样式 ========== */
.payment-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    z-index: 99999;
    overflow-y: auto;
    opacity: 0;
    transition: opacity 0.3s ease;
    padding: 20px;
}

.payment-modal.active {
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 1;
}

/* 弹窗打开时禁止页面滚动 */
body.modal-open {
    overflow: hidden !important;
}

.payment-modal .modal-content {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    max-width: 500px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(20px);
    transition: transform 0.3s ease;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.payment-modal.active .modal-content {
    transform: translateY(0);
}

.payment-modal .modal-header {
    padding: 24px 28px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.payment-modal .modal-header h3 {
    color: white;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.payment-modal .modal-close {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    transition: background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.payment-modal .modal-close:hover {
    background: rgba(255, 255, 255, 0.3);
}

.payment-modal .modal-body {
    padding: 28px;
}

.payment-modal .form-group {
    margin-bottom: 20px;
}

.payment-modal .form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 14px;
}

.payment-modal .form-control {
    width: 100%;
    padding: 14px 18px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 16px;
    color: var(--text-primary);
    transition: all 0.2s;
}

.payment-modal .form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-glow), 0.15);
}

.payment-modal .form-control::placeholder {
    color: var(--text-muted);
}

.payment-modal .payment-summary {
    background: var(--bg-dark);
    border-radius: 14px;
    padding: 20px;
    margin-bottom: 20px;
}

.payment-modal .payment-summary h4 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text-primary);
}

.payment-modal .summary-row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed var(--border);
    font-size: 14px;
}

.payment-modal .summary-row:last-child {
    border-bottom: none;
}

.payment-modal .summary-row .label {
    color: var(--text-secondary);
}

.payment-modal .summary-row .value {
    color: var(--text-primary);
    font-weight: 500;
}

.payment-modal .total-amount .value {
    color: var(--warning);
    font-weight: 700;
    font-size: 16px;
}

.payment-modal .refund-notice {
    background: rgba(245, 158, 11, 0.1);
    border: 1px solid rgba(245, 158, 11, 0.2);
    border-radius: 10px;
    padding: 14px;
    margin-bottom: 20px;
    font-size: 13px;
    color: var(--warning);
    display: flex;
    align-items: center;
    gap: 10px;
}

.payment-modal .agreement {
    margin-bottom: 24px;
    font-size: 13px;
    color: var(--text-secondary);
    display: flex;
    align-items: flex-start;
    gap: 10px;
}

.payment-modal .agreement input[type="checkbox"] {
    margin-top: 3px;
    accent-color: var(--primary);
}

.payment-modal .agreement a {
    color: var(--primary);
    text-decoration: none;
}

.payment-modal .agreement a:hover {
    text-decoration: underline;
}

.payment-modal .generate-payment-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    box-shadow: 0 4px 20px rgba(var(--primary-glow), 0.3);
}

.payment-modal .generate-payment-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(var(--primary-glow), 0.4);
}

.payment-modal .generate-payment-btn:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.payment-modal .qrcode-section {
    text-align: center;
    padding-top: 24px;
    border-top: 1px solid var(--border);
    margin-top: 24px;
}

.payment-modal .qrcode-wrapper {
    display: flex;
    justify-content: center;
    margin: 20px 0;
}

.payment-modal .qrcode-display {
    width: 180px;
    height: 180px;
    background: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
}

.payment-modal .countdown {
    display: inline-block;
    padding: 10px 20px;
    background: rgba(var(--primary-glow), 0.1);
    border-radius: 20px;
    color: var(--primary);
    font-weight: 600;
    font-size: 14px;
}

.payment-modal .payment-status {
    margin-top: 16px;
    padding: 14px;
    border-radius: 10px;
    font-weight: 500;
    font-size: 14px;
}

.payment-modal .payment-status.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
}

.payment-modal .payment-status.info {
    background: rgba(var(--primary-glow), 0.1);
    color: var(--primary);
}

.payment-modal .payment-status.warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
}

.payment-modal .payment-status.error,
.payment-modal .payment-status.text-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error);
}

/* ========== 产品特点区域 ========== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.service-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    transition: all 0.3s ease;
}

.service-card:hover {
    border-color: rgba(var(--primary-glow), 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: rgba(var(--primary-glow), 0.1);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    color: var(--primary);
    font-size: 28px;
}

.service-card h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
}

.service-card p {
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========== 截图展示区域 ========== */
.screenshots-section {
    background: var(--bg-elevated);
    padding: 100px 40px;
}

.screenshots-container {
    max-width: 1000px;
    margin: 0 auto;
    position: relative;
}

.screenshots-slider {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

.screenshots-slider img {
    width: 100%;
    height: auto;
    display: block;
}

/* ========== FAQ区域 ========== */
.faq-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.faq-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    border: 1px solid var(--border);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.faq-accordion {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.faq-item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 14px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: rgba(var(--primary-glow), 0.3);
}

.faq-question {
    padding: 20px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    font-size: 15px;
    transition: background 0.2s;
}

.faq-question:hover {
    background: rgba(var(--primary-glow), 0.05);
}

.faq-question i {
    color: var(--primary);
    transition: transform 0.3s;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
}

.faq-answer-content {
    padding: 0 24px 20px;
    font-size: 14px;
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========== 下载区域 ========== */
.download-section {
    background: var(--bg-elevated);
    padding: 100px 40px;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
    margin-bottom: 60px;
}

.download-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 32px;
    background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-dark) 100%);
    border: 1px solid var(--border);
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.3s ease;
    min-width: 240px;
}

.download-btn:hover {
    border-color: rgba(var(--primary-glow), 0.4);
    transform: translateY(-5px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.download-btn.windows {
    border-color: rgba(59, 130, 246, 0.3);
}

.download-btn.android {
    border-color: rgba(16, 185, 129, 0.3);
}

.download-btn.macos {
    border-color: rgba(139, 92, 246, 0.3);
}

.download-icon {
    width: 48px;
    height: 48px;
}

.download-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.download-info {
    text-align: left;
}

.download-info .platform {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.download-info .version {
    font-size: 13px;
    color: var(--text-secondary);
}

.download-preview {
    max-width: 800px;
    margin: 0 auto;
}

.download-preview img {
    width: 100%;
    height: auto;
    border-radius: 16px;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.4);
}

/* ========== 联系区域 ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 48px;
}

.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 40px;
}

.contact-form .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-bottom: 20px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 16px 20px;
    background: var(--bg-dark);
    border: 1px solid var(--border);
    border-radius: 12px;
    font-size: 15px;
    color: var(--text-primary);
    transition: all 0.2s;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(var(--primary-glow), 0.15);
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: var(--text-muted);
}

.contact-form textarea {
    min-height: 150px;
    resize: vertical;
    margin-bottom: 20px;
}

.contact-form button[type="submit"] {
    padding: 16px 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-form button[type="submit"]:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(var(--primary-glow), 0.3);
}

.contact-image img {
    width: 100%;
    height: auto;
    border-radius: 16px;
}

/* ========== Footer ========== */
.footer-linear {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 80px 40px 40px;
}

.footer-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

.footer-col h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 24px;
    color: var(--text-primary);
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.2s;
}

.footer-col ul li a:hover {
    color: var(--primary);
}

.footer-logo img {
    height: 60px;
    width: auto;
    margin-bottom: 16px;
}

.footer-copyright {
    max-width: 1200px;
    margin: 0 auto;
    padding-top: 40px;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 13px;
    color: var(--text-muted);
}

.footer-copyright a {
    color: var(--text-secondary);
    text-decoration: none;
}

.footer-copyright a:hover {
    color: var(--primary);
}

/* ========== 回到顶部 ========== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 20px;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
    box-shadow: 0 4px 20px rgba(var(--primary-glow), 0.4);
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(var(--primary-glow), 0.5);
}

/* ========== 加载指示器 ========== */
.spinner-border {
    display: inline-block;
    width: 2rem;
    height: 2rem;
    border: 3px solid rgba(var(--primary-glow), 0.2);
    border-right-color: var(--primary);
    border-radius: 50%;
    animation: spinner-spin 0.75s linear infinite;
}

@keyframes spinner-spin {
    to { transform: rotate(360deg); }
}

/* ========== 工具类 ========== */
.d-none {
    display: none !important;
}

.text-danger {
    color: var(--error) !important;
}

.text-warning {
    color: var(--warning) !important;
}

.text-success {
    color: var(--success) !important;
}

/* ========== 响应式设计 ========== */
@media (max-width: 1024px) {
    .features-grid,
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .faq-container,
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .navbar-linear {
        padding: 12px 20px;
    }
    
    .nav-links {
        display: none;
    }
    
    .nav-mobile-toggle {
        display: block;
    }
    
    .hero-section {
        padding: 120px 20px 60px;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn-hero {
        width: 100%;
        max-width: 300px;
    }
    
    .section {
        padding: 60px 20px;
    }
    
    .features-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .packages-grid {
        grid-template-columns: 1fr;
    }
    
    .pricing-tabs {
        flex-direction: column;
        width: 100%;
    }
    
    .pricing-tab {
        width: 100%;
        text-align: center;
    }
    
    .download-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .download-btn {
        width: 100%;
        max-width: 300px;
    }
    
    .contact-form .form-row {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

/* ========== 移动端菜单 ========== */
.mobile-menu {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-dark);
    z-index: 1001;
    padding: 80px 20px 20px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu ul {
    list-style: none;
}

.mobile-menu ul li {
    border-bottom: 1px solid var(--border);
}

.mobile-menu ul li a {
    display: block;
    padding: 16px 0;
    color: var(--text-primary);
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
}

.mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 28px;
    cursor: pointer;
}

/* ========== 套餐卡片统一样式覆盖 ========== */
.starcoin-packages-grid,
.time-packages-grid,
.monthly-packages-grid {
    display: grid !important;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)) !important;
    gap: 24px !important;
    padding: 24px 0 !important;
    max-width: 1200px !important;
    margin: 0 auto !important;
}

.starcoin-card,
.time-card,
.monthly-card {
    background: var(--bg-card) !important;
    border: 1px solid var(--border) !important;
    border-radius: 20px !important;
    overflow: hidden !important;
    transition: all 0.3s ease !important;
    box-shadow: none !important;
}

.starcoin-card:hover,
.time-card:hover,
.monthly-card:hover {
    border-color: rgba(var(--primary-glow), 0.4) !important;
    transform: translateY(-8px) !important;
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.4), 0 0 40px rgba(var(--primary-glow), 0.1) !important;
}

.starcoin-card-header,
.time-card-header,
.monthly-card-header {
    padding: 48px 24px 28px 24px !important;
    background: linear-gradient(135deg, rgba(var(--primary-glow), 0.2) 0%, rgba(var(--primary-glow), 0.05) 100%) !important;
    border-bottom: 1px solid var(--border) !important;
    text-align: center !important;
    color: var(--text-primary) !important;
}

/* 卡片标签样式 */
.starcoin-badge,
.recommended-badge {
    background: linear-gradient(135deg, #ff5722 0%, #ff8a65 100%) !important;
    color: white !important;
    z-index: 10 !important;
}

.duration-badge {
    background: linear-gradient(135deg, #ff5722 0%, #ff8a65 100%) !important;
    color: white !important;
}

.starcoin-card-body,
.time-card-body,
.monthly-card-body {
    padding: 24px !important;
    background: transparent !important;
}

.starcoin-card-title,
.time-card-region,
.monthly-card h3 {
    font-size: 22px !important;
    font-weight: 700 !important;
    color: var(--text-primary) !important;
    margin-bottom: 8px !important;
}

.starcoin-card-price,
.time-card-price,
.monthly-card-price {
    font-size: 32px !important;
    font-weight: 800 !important;
    color: var(--primary) !important;
}

.starcoin-card-price span,
.time-card-price span,
.monthly-card-price span {
    font-size: 14px !important;
    font-weight: 500 !important;
    color: var(--text-secondary) !important;
}

.starcoin-card-description,
.time-card-description,
.monthly-card-description {
    background: rgba(var(--primary-glow), 0.08) !important;
    border-radius: 10px !important;
    padding: 12px !important;
    margin-bottom: 20px !important;
    text-align: center !important;
    font-size: 13px !important;
    color: var(--primary-light) !important;
}

.starcoin-card-features,
.time-card-features,
.monthly-card-features {
    list-style: none !important;
    margin: 20px 0 !important;
    padding: 0 !important;
}

.starcoin-card-features li,
.time-card-features li,
.monthly-card-features li {
    padding: 10px 0 !important;
    display: flex !important;
    align-items: center !important;
    gap: 12px !important;
    border-bottom: 1px solid var(--border) !important;
    font-size: 14px !important;
    color: var(--text-secondary) !important;
}

.starcoin-card-features li:last-child,
.time-card-features li:last-child,
.monthly-card-features li:last-child {
    border-bottom: none !important;
}

.starcoin-card-features li i,
.time-card-features li i,
.monthly-card-features li i {
    color: var(--primary) !important;
    font-size: 16px !important;
}

.starcoin-card-button,
.time-card-button,
.monthly-card-button {
    display: inline-block !important;
    width: 100% !important;
    padding: 14px 24px !important;
    background: var(--primary) !important;
    color: white !important;
    border: none !important;
    border-radius: 12px !important;
    font-size: 16px !important;
    font-weight: 600 !important;
    cursor: pointer !important;
    transition: all 0.3s ease !important;
    text-decoration: none !important;
    text-align: center !important;
}

.starcoin-card-button:hover,
.time-card-button:hover,
.monthly-card-button:hover {
    background: var(--primary-light) !important;
    transform: translateY(-2px) !important;
    box-shadow: 0 10px 30px rgba(var(--primary-glow), 0.3) !important;
    color: white !important;
}

.starcoin-card-button:disabled,
.time-card-button:disabled,
.monthly-card-button:disabled {
    opacity: 0.5 !important;
    cursor: not-allowed !important;
    transform: none !important;
}

/* 时长选择按钮 */
.duration-selector {
    margin: 16px 0 !important;
}

.duration-selector h5 {
    text-align: center !important;
    margin-bottom: 16px !important;
    color: var(--primary) !important;
    font-size: 14px !important;
    font-weight: 600 !important;
}

.duration-buttons {
    display: flex !important;
    flex-wrap: wrap !important;
    gap: 10px !important;
    justify-content: center !important;
}

.duration-btn {
    padding: 8px 16px !important;
    border: 1px solid var(--border) !important;
    border-radius: 8px !important;
    background: transparent !important;
    color: var(--text-secondary) !important;
    cursor: pointer !important;
    transition: all 0.2s ease !important;
    font-weight: 500 !important;
    font-size: 13px !important;
    min-width: 80px !important;
    text-align: center !important;
}

.duration-btn:hover {
    border-color: var(--primary) !important;
    color: var(--primary) !important;
}

.duration-btn.active {
    background: var(--primary) !important;
    color: white !important;
    border-color: var(--primary) !important;
    box-shadow: 0 4px 15px rgba(var(--primary-glow), 0.3) !important;
}

/* 包时套餐详情 */
.package-details {
    padding: 12px !important;
    background: rgba(var(--primary-glow), 0.06) !important;
    border-radius: 8px !important;
    margin: 15px 0 !important;
    font-size: 13px !important;
    color: var(--primary-light) !important;
    display: none !important;
}

.package-details.visible {
    display: block !important;
    animation: fadeIn 0.3s ease !important;
}

/* 热门/推荐标签 */
.hot-tag,
.recommended-badge {
    position: absolute !important;
    top: 16px !important;
    right: 16px !important;
    background: linear-gradient(135deg, var(--accent) 0%, var(--primary) 100%) !important;
    color: white !important;
    padding: 6px 14px !important;
    border-radius: 20px !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    z-index: 10 !important;
}

/* 加载状态 */
#starcoin-loading-indicator,
#time-loading-indicator,
#loading-indicator {
    text-align: center !important;
    padding: 60px 20px !important;
    color: var(--text-secondary) !important;
}

/* Tab内容区域 */
.tab-content {
    margin-top: 24px !important;
}

.tab-pane {
    display: none !important;
}

.tab-pane.show.active {
    display: block !important;
}

/* 错误提示 */
.alert-danger {
    background: rgba(239, 68, 68, 0.1) !important;
    border: 1px solid rgba(239, 68, 68, 0.3) !important;
    color: var(--error) !important;
    padding: 16px 20px !important;
    border-radius: 12px !important;
}

.alert-info {
    background: rgba(var(--primary-glow), 0.1) !important;
    border: 1px solid rgba(var(--primary-glow), 0.3) !important;
    color: var(--primary) !important;
    padding: 16px 20px !important;
    border-radius: 12px !important;
}

/* ========== 截图轮播特殊样式 ========== */
.dnSlide-main {
    position: relative !important;
    overflow: hidden !important;
    border-radius: 16px !important;
}

.dnSlide-main img {
    width: 100% !important;
    height: auto !important;
    display: block !important;
}

/* ========== 二维码悬浮样式 ========== */
.qr-code-container {
    position: relative !important;
    cursor: pointer !important;
}

.qr-code {
    position: absolute !important;
    bottom: 100% !important;
    left: 50% !important;
    transform: translateX(-50%) translateY(-5px) !important;
    background: white !important;
    padding: 10px !important;
    border-radius: 12px !important;
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.5), 0 0 20px rgba(59, 130, 246, 0.2) !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: all 0.3s ease !important;
    z-index: 1000 !important;
    pointer-events: none !important;
}

/* 添加小三角箭头 */
.qr-code::after {
    content: '' !important;
    position: absolute !important;
    top: 100% !important;
    left: 50% !important;
    transform: translateX(-50%) !important;
    border: 8px solid transparent !important;
    border-top-color: white !important;
}

.qr-code-container:hover .qr-code {
    opacity: 1 !important;
    visibility: visible !important;
    transform: translateX(-50%) translateY(-10px) !important;
}

.qr-code img {
    width: 140px !important;
    height: 140px !important;
    display: block !important;
    border-radius: 8px !important;
}

/* 移动端隐藏二维码悬浮 */
@media (max-width: 768px) {
    .qr-code {
        display: none !important;
    }
}

/* ========================================
   📱 移动端性能优化 - 解决手机卡顿问题
   ======================================== */

/* 1. 为用户偏好减少动画提供支持 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* 2. 平板和手机端性能优化 */
@media (max-width: 1024px) {
    /* 禁用高消耗的blur滤镜 - 这是最大的性能杀手 */
    .bg-glow-top,
    .bg-glow-bottom {
        filter: none !important;
        opacity: 0.3 !important;
    }
    
    .glow-orb {
        filter: blur(30px) !important; /* 降低模糊强度 */
        animation: none !important;
        opacity: 0.3 !important;
    }
    
    /* 禁用复杂的容器光晕动画 */
    .mockup-container-advanced {
        animation: none !important;
        box-shadow: 
            0 0 0 1px rgba(255, 255, 255, 0.08) inset,
            0 20px 60px rgba(0, 0, 0, 0.5) !important;
    }
    
    /* 禁用扫描线动画 */
    .scan-line {
        animation: none !important;
        display: none !important;
    }
    
    /* 简化扫光线动画 */
    .glow-line {
        animation: none !important;
        display: none !important;
    }
}

/* 3. 手机端深度优化 (768px以下) */
@media (max-width: 768px) {
    /* 完全禁用背景效果层的模糊滤镜 */
    .bg-effects {
        display: none !important; /* 在手机上隐藏整个背景效果层 */
    }
    
    /* 或者保留简化版背景 - 取消上面的display:none使用这个 */
    /*
    .bg-glow-top,
    .bg-glow-bottom {
        display: none !important;
    }
    
    .bg-grid {
        opacity: 0.3 !important;
    }
    
    .bg-noise {
        display: none !important;
    }
    */
    
    /* 禁用导航栏的backdrop-filter（非常消耗性能） */
    .navbar-linear {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
        background: rgba(10, 10, 15, 0.98) !important;
    }
    
    /* 禁用所有光球动画和模糊 */
    .glow-orb,
    .glow-orb-1,
    .glow-orb-2,
    .glow-orb-3 {
        display: none !important;
    }
    
    /* 禁用浮动粒子 */
    .floating-particles {
        display: none !important;
    }
    
    /* 禁用扫描线和扫光线 */
    .scan-line,
    .glow-line,
    .glow-line-1,
    .glow-line-2 {
        display: none !important;
    }
    
    /* 简化mockup容器 */
    .mockup-container-advanced {
        animation: none !important;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.4) !important;
    }
    
    /* 禁用hero badge脉冲动画 */
    .hero-badge-dot {
        animation: none !important;
        box-shadow: 0 0 6px var(--primary) !important;
    }
    
    /* 禁用连接状态脉冲 */
    .status-pulse {
        animation: none !important;
    }
    
    /* 禁用live指示器动画 */
    .live-dot {
        animation: none !important;
    }
    
    /* 禁用特色游戏光晕动画 */
    .featured-bg .bg-gradient-1,
    .featured-bg .bg-gradient-2 {
        animation: none !important;
    }
    
    /* 禁用粒子闪烁 */
    .featured-bg .bg-particles {
        animation: none !important;
        display: none !important;
    }
    
    /* 禁用图标环动画 */
    .featured-icon .icon-ring {
        animation: none !important;
        display: none !important;
    }
    
    /* 禁用进度条光晕动画 */
    .q-bar-fill .bar-glow {
        animation: none !important;
        display: none !important;
    }
    
    /* 简化评分环动画 */
    .score-ring-fill {
        animation: scoreRingDraw 1s ease-out forwards !important;
    }
    
    /* 禁用评分粒子动画 */
    .score-particles {
        display: none !important;
    }
    
    /* 禁用在线状态脉冲 */
    .online-dot {
        animation: none !important;
    }
    
    /* 简化卡片hover效果 */
    .feature-card:hover,
    .package-card:hover,
    .starcoin-card:hover,
    .time-card:hover,
    .monthly-card:hover {
        transform: translateY(-4px) !important;
        box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3) !important;
    }
    
    /* 简化按钮hover效果 */
    .btn-hero-primary:hover,
    .btn-nav-primary:hover {
        transform: translateY(-2px) !important;
        box-shadow: 0 5px 20px rgba(var(--primary-glow), 0.3) !important;
    }
    
    /* 简化硬件卡片hover */
    .hw-card:hover {
        transform: none !important;
    }
    
    /* 简化分类卡片hover */
    .category-card:hover {
        transform: translateY(-2px) !important;
    }
    
    .category-card:hover .category-icon {
        transform: none !important;
        box-shadow: none !important;
    }
}

/* 4. 小屏手机深度优化 (480px以下) */
@media (max-width: 480px) {
    /* 完全移除所有装饰性动画元素 */
    .mockup-glow-layers {
        display: none !important;
    }
    
    /* 简化mockup头部 */
    .mockup-header-advanced {
        backdrop-filter: none !important;
        -webkit-backdrop-filter: none !important;
    }
    
    /* 禁用所有box-shadow动画 */
    .connection-status {
        box-shadow: none !important;
    }
    
    /* 禁用按钮发光效果 */
    .btn-hero-primary {
        box-shadow: none !important;
    }
    
    .btn-nav-primary {
        box-shadow: none !important;
    }
    
    /* 简化评分显示 */
    .score-display {
        overflow: visible !important;
    }
    
    .score-ring-fill {
        animation: none !important;
        stroke-dashoffset: 10 !important;
    }
}

/* 5. 触摸设备优化 */
@media (hover: none) and (pointer: coarse) {
    /* 禁用所有hover触发的transform动画 */
    .feature-card:hover,
    .package-card:hover,
    .category-card:hover,
    .hw-card:hover,
    .btn-hero:hover,
    .download-btn:hover {
        transform: none !important;
    }
    
    /* 使用active状态替代hover */
    .feature-card:active,
    .package-card:active,
    .category-card:active {
        transform: scale(0.98) !important;
        transition: transform 0.1s ease !important;
    }
    
    .btn-hero:active,
    .download-btn:active {
        transform: scale(0.95) !important;
        transition: transform 0.1s ease !important;
    }
}

/* 6. 使用GPU加速关键动画元素（桌面端） */
@media (min-width: 1025px) {
    .glow-orb,
    .floating-particles .particle,
    .scan-line,
    .glow-line {
        will-change: transform, opacity;
    }
    
    .mockup-container-advanced {
        will-change: box-shadow;
    }
}