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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Microsoft YaHei', sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-white);
    overflow-x: hidden;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 简约主题色变量 - 强调性价比 */
:root {
    --primary-blue: #1890ff;
    --primary-dark: #096dd9;
    --primary-light: #40a9ff;
    --secondary-blue: #e6f7ff;
    --accent-orange: #ff6b35;
    --accent-green: #52c41a;
    --text-dark: #262626;
    --text-light: #595959;
    --text-gray: #8c8c8c;
    --border-color: #e8e8e8;
    --bg-light: #fafafa;
    --bg-white: #ffffff;
    --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 16px rgba(0, 0, 0, 0.12);
}

/* 导航栏样式 - 简约设计 */
.navbar {
    background: var(--bg-white);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.06);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo h2 {
    color: var(--primary-blue);
    font-size: 24px;
    font-weight: 700;
    letter-spacing: -0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 16px;
    transition: color 0.3s ease;
    padding: 8px 0;
    position: relative;
}

.nav-link:hover {
    color: var(--primary-blue);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-blue);
    transition: width 0.3s ease;
}

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

.nav-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.btn-login {
    padding: 8px 20px;
    border: 2px solid var(--primary-blue);
    background: transparent;
    color: var(--primary-blue);
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.btn-login:hover {
    background: var(--primary-blue);
    color: var(--bg-white);
}

.btn-register {
    padding: 8px 20px;
    background: var(--primary-blue);
    color: var(--bg-white);
    border: 2px solid var(--primary-blue);
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.btn-register:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-1px);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    transition: all 0.3s ease;
}

/* LOGO图片样式 */
.logo-img {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

.footer-logo {
    height: 50px;
    width: auto;
    margin-bottom: 15px;
}

.footer-logo-inverted {
    filter: invert(1) brightness(2);
}

/* 头部区域样式 - 简约清爽 */
.hero {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: var(--text-dark);
    padding: 100px 0 60px;
    margin-top: 70px;
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    justify-content: center;
    min-height: 40vh;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
    color: var(--text-dark);
}

.hero-title .highlight {
    color: var(--primary-blue);
}

.hero-description {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    color: var(--text-light);
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    align-items: center;
}

.btn-primary {
    padding: 12px 32px;
    background: var(--primary-blue);
    color: var(--bg-white);
    border: none;
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-secondary {
    padding: 12px 32px;
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    border-radius: 6px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: var(--bg-white);
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.cloud-animation {
    position: relative;
    width: 300px;
    height: 200px;
}

.cloud-item {
    position: absolute;
    background: var(--primary-blue);
    border-radius: 50px;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.cloud-item:nth-child(1) {
    width: 80px;
    height: 80px;
    top: 20px;
    left: 50px;
    animation-delay: 0s;
}

.cloud-item:nth-child(2) {
    width: 60px;
    height: 60px;
    top: 60px;
    left: 150px;
    animation-delay: 2s;
}

.cloud-item:nth-child(3) {
    width: 100px;
    height: 100px;
    top: 100px;
    left: 80px;
    animation-delay: 4s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* 产品服务区域样式 */
.products {
    padding: 80px 0;
    background: var(--bg-white);
}

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

.section-title {
    font-size: 36px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.section-description {
    font-size: 18px;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
}

.products-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(300px, 1fr)); /* 最小宽度300px */
    gap: 28px;
    justify-content: center;
}

.product-card {
    background: var(--bg-white);
    padding: 45px 35px;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 400px;
}

.product-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.product-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

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

.product-icon {
    font-size: 48px;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 48px;
}

.product-icon svg {
    width: 48px;
    height: 48px;
    color: var(--primary-blue);
}

.product-title {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.product-description {
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 24px;
    flex-grow: 1;
}

.product-btn {
    padding: 10px 24px;
    background: var(--primary-blue);
    color: var(--bg-white);
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: auto;
}

.product-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

/* 地区服务区域样式 */
.regional-services {
    padding: 80px 0;
    background: var(--bg-light);
}

.regional-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.regional-card {
    background: var(--bg-white);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 30px;
    transition: all 0.3s ease;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 320px;
}

.regional-card:hover {
    border-color: var(--primary-blue);
    box-shadow: var(--shadow-hover);
    transform: translateY(-3px);
}

.regional-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}

.regional-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
}

.regional-badge {
    background: var(--primary-blue);
    color: var(--bg-white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

.regional-services-list {
    list-style: none;
    margin-bottom: 24px;
    flex-grow: 1;
}

.regional-services-list li {
    padding: 8px 0;
    color: var(--text-light);
    position: relative;
    padding-left: 20px;
}

.regional-services-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
}

.regional-btn {
    padding: 10px 24px;
    background: transparent;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
    margin-top: auto;
}

.regional-btn:hover {
    background: var(--primary-blue);
    color: var(--bg-white);
    transform: translateY(-2px);
}

/* 页脚样式 - 简约设计 */
.footer {
    background: var(--text-dark);
    color: var(--bg-white);
    padding: 60px 0 20px;
    border-top: 1px solid var(--border-color);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 16px;
    color: var(--white);
}

.footer-section p {
    color: #ccc;
    line-height: 1.6;
}

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

.footer-section ul li {
    margin-bottom: 8px;
}

.footer-section ul li a {
    color: #ccc;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #444;
    color: #999;
}

/* 玻璃分析栈动画样式 */
.inspect-stack {
    position: relative;
    width: 400px;
    height: 300px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
}

.stack-baseplate {
    width: 320px;
    height: 8px;
    background: linear-gradient(90deg, #e5e7eb, #d1d5db, #e5e7eb);
    border-radius: 4px;
    margin-bottom: 20px;
    position: relative;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.stack-device {
    position: relative;
    width: 280px;
    height: 60px;
    margin-bottom: 15px;
}

.device-top {
    width: 100%;
    height: 20px;
    background: #374151;
    border-radius: 8px 8px 0 0;
    position: relative;
}

.device-blue-edge {
    width: 100%;
    height: 4px;
    background: var(--primary-blue);
    position: absolute;
    top: 16px;
    left: 0;
}

.device-light {
    width: 6px;
    height: 6px;
    background: #10b981;
    border-radius: 50%;
    position: absolute;
    top: 7px;
    right: 15px;
    animation: blink 2s ease-in-out infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0.3; }
}

.stack-core {
    width: 200px;
    height: 40px;
    background: linear-gradient(90deg, #6b7280, #9ca3af, #6b7280);
    margin-bottom: 15px;
    border-radius: 6px;
    position: relative;
    overflow: hidden;
}

.stack-core::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    animation: shine 3s ease-in-out infinite;
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 100%; }
}

.stack-chassis {
    width: 240px;
    height: 30px;
    background: #4b5563;
    margin-bottom: 20px;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.tickbar {
    display: flex;
    justify-content: space-around;
    align-items: center;
    width: 100%;
    height: 100%;
    padding: 0 10px;
}

.tickbar span {
    width: 2px;
    height: 12px;
    background: var(--primary-blue);
    border-radius: 1px;
    animation: tick 1.5s ease-in-out infinite;
    animation-delay: calc(var(--i) * 0.1s);
}

@keyframes tick {
    0%, 50% { height: 12px; opacity: 0.7; }
    25% { height: 18px; opacity: 1; }
}

.stack-glass {
    position: relative;
    width: 300px;
    height: 80px;
    margin-bottom: 10px;
}

.glass-bars {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-end;
    gap: 20px;
}

.bar {
    width: 30px;
    background: var(--primary-blue);
    border-radius: 4px 4px 0 0;
    opacity: 0.8;
    animation: barPulse 2s ease-in-out infinite;
}

.bar.b1 {
    height: 40px;
    animation-delay: 0s;
}

.bar.b2 {
    height: 60px;
    animation-delay: 0.4s;
}

.bar.b3 {
    height: 50px;
    animation-delay: 0.8s;
}

@keyframes barPulse {
    0%, 100% { transform: scaleY(1); opacity: 0.8; }
    50% { transform: scaleY(1.2); opacity: 1; }
}

.trend-arrow {
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 160px;
    height: 100px;
}

/* 服务器运行动画样式 */
.server-rack {
    position: relative;
    width: 420px;
    height: 340px;
    display: flex;
    flex-direction: column;
    align-items: center;
    background: linear-gradient(145deg, #0f172a, #1e293b);
    border-radius: 16px;
    padding: 25px;
    box-shadow: 
        0 25px 50px rgba(0, 0, 0, 0.4),
        0 0 0 1px rgba(24, 144, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(24, 144, 255, 0.2);
    transform-style: preserve-3d;
    perspective: 1000px;
    /* 机架式服务器特征 */
    border-left: 4px solid #334155;
    border-right: 4px solid #334155;
}

.server-rack::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(24, 144, 255, 0.05) 50%, transparent 70%);
    animation: rackGlow 6s ease-in-out infinite;
    border-radius: 16px;
}

/* 机架耳朵 */
.rack-ears {
    position: absolute;
    top: 50%;
    left: -12px;
    right: -12px;
    height: 60px;
    transform: translateY(-50%);
    display: flex;
    justify-content: space-between;
    pointer-events: none;
}

.rack-ear {
    width: 8px;
    height: 60px;
    background: linear-gradient(180deg, #475569, #334155);
    border-radius: 2px;
    position: relative;
}

.rack-ear::before {
    content: '';
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 20px;
    background: #64748b;
    border-radius: 1px;
}

/* 散热孔 */
.vent-holes {
    position: absolute;
    bottom: 15px;
    left: 20px;
    right: 20px;
    height: 12px;
    display: flex;
    justify-content: space-between;
}

.vent-hole {
    width: 3px;
    height: 12px;
    background: linear-gradient(180deg, #64748b, #475569);
    border-radius: 1px;
    opacity: 0.6;
}

@keyframes rackGlow {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

.rack-frame {
    width: 100%;
    height: 6px;
    background: linear-gradient(90deg, #334155, #475569, #64748b, #475569, #334155);
    border-radius: 3px;
    margin-bottom: 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.server-unit {
    width: 340px;
    height: 220px;
    background: linear-gradient(135deg, #0a0f1a, #141b2d);
    border-radius: 12px;
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(24, 144, 255, 0.3);
    box-shadow: 
        0 12px 40px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.08),
        inset 0 -1px 0 rgba(0, 0, 0, 0.3);
    transform: perspective(1000px) rotateX(5deg);
    transform-style: preserve-3d;
}

.server-front {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 45px;
    background: linear-gradient(180deg, #1e293b, #1a2436);
    border-bottom: 1px solid rgba(24, 144, 255, 0.3);
    display: flex;
    align-items: center;
    padding: 0 20px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
}

.server-panel {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
}

.power-indicator {
    display: flex;
    align-items: center;
    gap: 10px;
}

.power-light {
    width: 10px;
    height: 10px;
    background: linear-gradient(135deg, #10b981, #34d399);
    border-radius: 50%;
    animation: powerPulse 2s ease-in-out infinite;
    box-shadow: 0 0 15px rgba(16, 185, 129, 0.6);
}

@keyframes powerPulse {
    0%, 100% { 
        opacity: 1; 
        box-shadow: 0 0 15px rgba(16, 185, 129, 0.6);
        transform: scale(1);
    }
    50% { 
        opacity: 0.8; 
        box-shadow: 0 0 8px rgba(16, 185, 129, 0.4);
        transform: scale(1.1);
    }
}

.power-indicator span {
    color: #e2e8f0;
    font-size: 11px;
    font-weight: 600;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
}

.network-ports {
    display: flex;
    gap: 8px;
}

.port {
    width: 14px;
    height: 7px;
    background: linear-gradient(180deg, #475569, #334155);
    border-radius: 3px;
    position: relative;
    box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.3);
}

.port::after {
    content: '';
    position: absolute;
    top: 1px;
    left: 2px;
    width: 10px;
    height: 5px;
    background: linear-gradient(90deg, var(--primary-blue), var(--primary-light));
    border-radius: 2px;
    animation: portActivity 1.5s ease-in-out infinite;
    animation-delay: calc(var(--i, 0) * 0.3s);
    box-shadow: 0 0 8px rgba(24, 144, 255, 0.6);
}

@keyframes portActivity {
    0%, 100% { 
        opacity: 0.3; 
        box-shadow: 0 0 5px rgba(24, 144, 255, 0.3);
    }
    50% { 
        opacity: 1; 
        box-shadow: 0 0 12px rgba(24, 144, 255, 0.8);
    }
}

.status-lights {
    display: flex;
    gap: 8px;
}

.light {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    box-shadow: 0 0 8px currentColor;
}

.hdd-light {
    background: linear-gradient(135deg, #f59e0b, #fbbf24);
    animation: hddBlink 3s ease-in-out infinite;
}

.network-light {
    background: linear-gradient(135deg, var(--primary-blue), var(--primary-light));
    animation: networkBlink 2s ease-in-out infinite;
}

.cpu-light {
    background: linear-gradient(135deg, #10b981, #34d399);
    animation: cpuBlink 1s ease-in-out infinite;
}

@keyframes hddBlink {
    0%, 70% { 
        opacity: 0.3; 
        box-shadow: 0 0 5px rgba(245, 158, 11, 0.3);
    }
    71%, 100% { 
        opacity: 1; 
        box-shadow: 0 0 12px rgba(245, 158, 11, 0.8);
    }
}

@keyframes networkBlink {
    0%, 40% { 
        opacity: 0.3; 
        box-shadow: 0 0 5px rgba(24, 144, 255, 0.3);
    }
    41%, 100% { 
        opacity: 1; 
        box-shadow: 0 0 12px rgba(24, 144, 255, 0.8);
    }
}

@keyframes cpuBlink {
    0%, 50% { 
        opacity: 0.3; 
        box-shadow: 0 0 5px rgba(16, 185, 129, 0.3);
    }
    51%, 100% { 
        opacity: 1; 
        box-shadow: 0 0 12px rgba(16, 185, 129, 0.8);
    }
}

.server-internal {
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    height: 160px;
    padding: 15px;
    display: grid;
    grid-template-rows: 40px 50px 40px 30px;
    gap: 10px;
}

.cpu-activity {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.cpu-core {
    width: 25px;
    height: 25px;
    background: #334155;
    border-radius: 4px;
    position: relative;
    overflow: hidden;
}

.cpu-core::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.6), transparent);
    animation: cpuLoad 2s ease-in-out infinite;
    animation-delay: calc(var(--i, 0) * 0.5s);
}

@keyframes cpuLoad {
    0% { left: -100%; }
    100% { left: 100%; }
}

.memory-bars {
    display: flex;
    justify-content: space-around;
    align-items: flex-end;
    height: 50px;
}

.mem-bar {
    width: 15px;
    background: var(--primary-blue);
    border-radius: 2px 2px 0 0;
    opacity: 0.8;
    animation: memUsage 3s ease-in-out infinite;
}

.m1 { height: 30px; animation-delay: 0s; }
.m2 { height: 45px; animation-delay: 0.3s; }
.m3 { height: 35px; animation-delay: 0.6s; }
.m4 { height: 25px; animation-delay: 0.9s; }

@keyframes memUsage {
    0%, 100% { transform: scaleY(1); opacity: 0.8; }
    50% { transform: scaleY(1.1); opacity: 1; }
}

.storage-indicator {
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.hdd-slot {
    width: 40px;
    height: 8px;
    background: #475569;
    border-radius: 2px;
    position: relative;
}

.hdd-slot::after {
    content: '';
    position: absolute;
    top: 1px;
    left: 2px;
    width: 36px;
    height: 6px;
    background: linear-gradient(90deg, #10b981, #3b82f6);
    border-radius: 1px;
    animation: hddActivity 4s ease-in-out infinite;
    animation-delay: calc(var(--i, 0) * 1s);
}

@keyframes hddActivity {
    0%, 80% { width: 5px; }
    81%, 100% { width: 36px; }
}

.fan-rotation {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 15px;
}

.fan-blade {
    width: 20px;
    height: 20px;
    background: conic-gradient(from 0deg, #64748b, #94a3b8, #64748b);
    border-radius: 50%;
    animation: fanSpin 2s linear infinite;
    animation-delay: calc(var(--i, 0) * 0.2s);
}

@keyframes fanSpin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.server-monitor {
    width: 100%;
    height: 80px;
    margin-top: 10px;
}

/* 解决方案页面样式 */
.solutions-hero {
    background: linear-gradient(135deg, #ffffff 0%, #f8fafc 100%);
    color: var(--text-dark);
    padding: 140px 0 80px;
    margin-top: 70px;
    min-height: 500px;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    border-bottom: 1px solid #e2e8f0;
}

.solutions-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(59, 130, 246, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.solutions-hero .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.solutions-hero-content {
    max-width: 600px;
}

.solutions-title {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
    background: linear-gradient(45deg, #1e293b, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.solutions-description {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    color: #64748b;
    font-weight: 400;
}

.solutions-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.solutions-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.solutions-animation {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    max-width: 400px;
    position: relative;
}

.solution-item {
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 12px;
    padding: 24px 20px;
    text-align: center;
    backdrop-filter: blur(15px);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.solution-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(59, 130, 246, 0.1), transparent);
    transition: left 0.6s ease;
}

.solution-item:hover::before {
    left: 100%;
}

.solution-item:hover {
    transform: translateY(-8px) scale(1.05);
    background: rgba(255, 255, 255, 1);
    box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.4);
}

.solution-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #3b82f6, #8b5cf6);
    border-radius: 16px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.3);
    transition: all 0.4s ease;
}

.solution-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.solution-item:hover .solution-icon::before {
    transform: translateX(100%);
}

.solution-item:hover .solution-icon {
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 12px 35px rgba(59, 130, 246, 0.4);
}

.icon-symbol {
    font-size: 28px;
    color: white;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* 行业图标样式 */
.industry-icon {
    width: 72px;
    height: 72px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #10b981, #3b82f6);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(16, 185, 129, 0.3);
    transition: all 0.4s ease;
}

.industry-icon::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.industry-card:hover .industry-icon::before {
    transform: translateX(100%);
}

.industry-card:hover .industry-icon {
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 15px 40px rgba(16, 185, 129, 0.4);
}

.industry-symbol {
    font-size: 32px;
    color: white;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

/* 案例图标样式 */
.case-logo {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #f59e0b, #ef4444);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(245, 158, 11, 0.3);
    transition: all 0.4s ease;
}

.case-logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.case-card:hover .case-logo::before {
    transform: translateX(100%);
}

.case-card:hover .case-logo {
    transform: translateY(-4px) scale(1.1);
    box-shadow: 0 15px 40px rgba(245, 158, 11, 0.4);
}

.case-symbol {
    font-size: 36px;
    color: white;
    font-weight: 700;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.solution-item h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
    color: #1e293b;
}

/* 行业解决方案样式 */
.industry-solutions {
    padding: 80px 0;
    background: var(--bg-light);
}

.industry-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.industry-card {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.industry-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

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

.industry-icon {
    font-size: 32px;
    margin-right: 15px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 32px;
}

.industry-icon svg {
    width: 32px;
    height: 32px;
    color: var(--primary-blue);
}

.industry-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0;
}

.industry-features {
    list-style: none;
    margin-bottom: 25px;
}

.industry-features li {
    padding: 8px 0;
    border-bottom: 1px solid var(--border-color);
    position: relative;
    padding-left: 20px;
}

.industry-features li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary-blue);
    font-weight: bold;
}

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

.industry-btn {
    width: 100%;
    padding: 12px 24px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.industry-btn:hover {
    background: var(--primary-dark);
}

/* 技术架构样式 */
.tech-architecture {
    padding: 80px 0;
    background: var(--white);
}

.architecture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.architecture-layer {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    border-left: 4px solid var(--primary-blue);
    transition: all 0.3s ease;
}

.architecture-layer:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
}

.architecture-layer h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.architecture-layer p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 15px;
}

.layer-tech {
    background: var(--primary-blue);
    color: var(--white);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
}

/* 成功案例样式 */
.success-cases {
    padding: 80px 0;
    background: var(--bg-light);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.case-card {
    background: var(--white);
    border-radius: 12px;
    padding: 30px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.case-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.case-logo {
    font-size: 48px;
    margin-bottom: 20px;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 48px;
}

.case-logo svg {
    width: 48px;
    height: 48px;
    color: var(--primary-blue);
}

.case-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.case-card p {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.5;
}

.case-stats {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 10px;
}

.case-stats span {
    background: var(--secondary-blue);
    color: var(--primary-blue);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 500;
}

/* 导航链接激活状态 */
.nav-link.active {
    color: var(--primary-blue);
    font-weight: 600;
}

.nav-link.active::after {
    width: 100%;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .products-grid {
        grid-template-columns: repeat(2, minmax(280px, 1fr)); /* 中等屏幕显示2列 */
        gap: 20px;
    }
    
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr); /* 中等屏幕显示2列 */
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: var(--shadow);
        z-index: 999;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-container {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-description {
        font-size: 16px;
    }
    
    .hero-actions {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .products-grid {
        grid-template-columns: 1fr; /* 小屏幕显示1列 */
        gap: 16px;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr; /* 小屏幕显示1列 */
    }
    
    .regional-grid {
        grid-template-columns: 1fr;
    }
    
    .regional-card {
        margin-bottom: 20px;
    }
    
    .server-rack {
        width: 300px;
        height: 280px;
        padding: 15px;
    }
    
    .server-unit {
        width: 250px;
        height: 180px;
    }
    
    .server-internal {
        height: 140px;
        padding: 10px;
        grid-template-rows: 35px 40px 35px 25px;
    }
    
    .cpu-core {
        width: 20px;
        height: 20px;
    }
    
    .mem-bar {
        width: 12px;
    }
    
    .m1 { height: 25px; }
    .m2 { height: 35px; }
    .m3 { height: 30px; }
    .m4 { height: 20px; }
    
    .hdd-slot {
        width: 30px;
    }
    
    .fan-blade {
        width: 15px;
        height: 15px;
    }
    
    .server-monitor {
        height: 60px;
    }

    /* 解决方案页面响应式 */
    .solutions-hero {
        padding: 120px 0 60px;
        text-align: center;
    }

    .solutions-title {
        font-size: 36px;
    }

    .solutions-actions {
        justify-content: center;
    }

    .solutions-animation {
        grid-template-columns: 1fr;
        gap: 15px;
        margin-top: 30px;
    }

    .industry-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .architecture-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .cases-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
    
    .hero-title {
        font-size: 28px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .product-card,
    .regional-card {
        padding: 30px 20px;
    }
}

/* 大直角风格增强 */
.navbar,
.product-card,
.regional-card,
.btn-primary,
.btn-secondary {
    border-radius: 8px; /* 主要使用直角，但加入轻微圆角 */
}

.hero {
    border-radius: 0; /* 头部区域使用完全直角 */
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* 最新活动页面样式 */
.activities-hero {
    background: linear-gradient(135deg, var(--primary-blue) 0%, var(--primary-dark) 100%);
    color: var(--white);
    padding: 140px 0 80px;
    margin-top: 70px;
    border-bottom: 2px solid var(--border-color);
    position: relative;
    overflow: hidden;
}

.activities-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.activities-hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.activities-title {
    font-size: 52px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.5px;
    background: linear-gradient(45deg, #ffffff, #e0f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: titleSlideIn 1s ease-out;
}

.activities-description {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    opacity: 0.9;
    font-weight: 300;
    animation: fadeInUp 1s ease-out 0.2s both;
}

.activities-actions {
    display: flex;
    gap: 16px;
    align-items: center;
    animation: fadeInUp 1s ease-out 0.4s both;
}

.activities-visual {
    position: relative;
    animation: slideInRight 1s ease-out;
}

.activities-visual svg {
    max-width: 100%;
    height: auto;
    filter: drop-shadow(0 10px 20px rgba(0, 0, 0, 0.2));
}

/* 动画定义 */
@keyframes titleSlideIn {
    0% {
        transform: translateY(30px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    0% {
        transform: translateY(20px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    0% {
        transform: translateX(50px);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 活动列表样式 */
.activities-list {
    padding: 80px 0;
    background: var(--white);
}

.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.activity-card {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.activity-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

.activity-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 20px;
}

.activity-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 8px;
    color: var(--primary-blue);
}

.activity-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
}

.activity-badge {
    background: var(--primary-blue);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.activity-badge.active {
    background: #52c41a;
}

.activity-date {
    font-size: 12px;
    color: var(--text-light);
}

.activity-title {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.activity-description {
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-light);
    margin-bottom: 20px;
}

.activity-features {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.activity-features span {
    background: var(--bg-light);
    color: var(--text-light);
    padding: 4px 12px;
    border-radius: 15px;
    font-size: 12px;
    font-weight: 500;
}

.activity-btn {
    width: 100%;
    padding: 12px 24px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 6px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
}

.activity-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
}

/* 即将开始的活动样式 */
.upcoming-activities {
    padding: 80px 0;
    background: var(--bg-light);
}

.upcoming-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 50px;
}

.upcoming-item {
    background: var(--white);
    border: 2px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.upcoming-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

.upcoming-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--secondary-blue);
    border-radius: 8px;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.upcoming-content {
    flex: 1;
}

.upcoming-content h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
    color: var(--text-dark);
}

.upcoming-content p {
    font-size: 12px;
    color: var(--text-light);
}

.upcoming-btn {
    padding: 8px 16px;
    background: var(--primary-blue);
    color: var(--white);
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 12px;
    white-space: nowrap;
}

.upcoming-btn:hover {
    background: var(--primary-dark);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .activities-hero {
        padding: 120px 0 60px;
    }
    
    .activities-hero-content {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .activities-title {
        font-size: 36px;
        background: linear-gradient(45deg, #ffffff, #e0f2fe);
        -webkit-background-clip: text;
        -webkit-text-fill-color: transparent;
        background-clip: text;
    }
    
    .activities-description {
        font-size: 16px;
    }
    
    .activities-actions {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .activities-visual svg {
        width: 300px;
        height: 250px;
    }
    
    .activities-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .upcoming-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }
    
    .upcoming-item {
        flex-direction: column;
        text-align: center;
        gap: 12px;
    }
    
    .activity-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 12px;
    }
    
    .activity-meta {
        align-items: flex-start;
    }
}

@media (max-width: 480px) {
    .activities-hero {
        padding: 100px 0 40px;
    }
    
    .activities-title {
        font-size: 28px;
    }
    
    .activities-description {
        font-size: 14px;
    }
    
    .activities-actions {
        flex-direction: column;
        gap: 12px;
    }
    
    .activities-visual svg {
        width: 250px;
        height: 200px;
    }
    
    .activity-card {
        padding: 20px;
    }
    
    .upcoming-item {
        padding: 20px;
    }
}

/* ===== 全新活动页面banner样式 ===== */
.new-activities-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: var(--white);
    padding: 140px 0 80px;
    margin-top: 70px;
    position: relative;
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.new-activities-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-text-content {
    animation: slideInLeft 1s ease-out;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 20px;
    padding: 8px 16px;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
    animation: fadeInUp 0.8s ease-out 0.2s both;
}

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

.badge-text {
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.hero-main-title {
    font-size: 64px;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.title-gradient {
    background: linear-gradient(45deg, #ffffff, #e0f2fe);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.title-accent {
    color: #ffd700;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.6;
    margin-bottom: 32px;
    opacity: 0.9;
    font-weight: 300;
    animation: fadeInUp 0.8s ease-out 0.6s both;
}

.hero-stats {
    display: flex;
    gap: 32px;
    margin-bottom: 40px;
    animation: fadeInUp 0.8s ease-out 0.8s both;
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.stat-number {
    font-size: 32px;
    font-weight: 700;
    color: #ffd700;
    line-height: 1;
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
    margin-top: 4px;
}

.hero-cta-buttons {
    display: flex;
    gap: 16px;
    animation: fadeInUp 0.8s ease-out 1s both;
}

.cta-primary, .cta-secondary {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.cta-primary {
    background: linear-gradient(45deg, #ff6b6b, #ffd93d);
    color: var(--white);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
}

.cta-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(255, 107, 107, 0.4);
}

.cta-secondary {
    background: rgba(255, 255, 255, 0.15);
    color: var(--white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    backdrop-filter: blur(10px);
}

.cta-secondary:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
}

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

/* 视觉区域样式 */
.hero-visual-area {
    position: relative;
    height: 400px;
    animation: slideInRight 1s ease-out;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
}

.floating-card {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 16px;
    backdrop-filter: blur(15px);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 160px;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1);
}

.card-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.card-2 {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.card-3 {
    top: 30%;
    right: 5%;
    animation-delay: 4s;
}

.card-icon {
    font-size: 24px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    padding: 8px;
}

.card-content {
    display: flex;
    flex-direction: column;
}

.card-title {
    font-size: 14px;
    font-weight: 600;
}

.card-desc {
    font-size: 12px;
    opacity: 0.8;
}

.main-visual {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.visual-circle {
    position: absolute;
    border-radius: 50%;
    border: 2px solid rgba(255, 255, 255, 0.3);
    animation: rotate 20s linear infinite;
}

.circle-1 {
    width: 200px;
    height: 200px;
    top: -100px;
    left: -100px;
    animation-duration: 25s;
}

.circle-2 {
    width: 150px;
    height: 150px;
    top: -75px;
    left: -75px;
    animation-duration: 20s;
    animation-direction: reverse;
}

.circle-3 {
    width: 100px;
    height: 100px;
    top: -50px;
    left: -50px;
    animation-duration: 15s;
}

.center-element {
    position: relative;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.pulse-ring {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border: 2px solid rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: pulseRing 2s ease-out infinite;
}

.center-icon {
    font-size: 32px;
    animation: pulse 2s ease-in-out infinite;
}

/* 背景装饰元素 */
.background-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.bg-dot {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}

.dot-1 { width: 8px; height: 8px; top: 20%; left: 10%; animation-delay: 0s; }
.dot-2 { width: 12px; height: 12px; top: 80%; left: 85%; animation-delay: 2s; }
.dot-3 { width: 6px; height: 6px; top: 40%; left: 90%; animation-delay: 4s; }
.dot-4 { width: 10px; height: 10px; top: 70%; left: 5%; animation-delay: 6s; }
.dot-5 { width: 8px; height: 8px; top: 10%; left: 80%; animation-delay: 8s; }

.bg-line {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    height: 1px;
    animation: slideLine 10s linear infinite;
}

.line-1 { top: 30%; left: 0; right: 0; animation-delay: 0s; }
.line-2 { top: 70%; left: 0; right: 0; animation-delay: 5s; }

/* 动画定义 */
@keyframes slideInLeft {
    0% {
        transform: translateX(-50px);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    0% {
        transform: translateX(50px);
        opacity: 0;
    }
    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fadeInUp {
    0% {
        transform: translateY(30px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

@keyframes rotate {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.8;
    }
}

@keyframes pulseRing {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }
    100% {
        transform: scale(1.5);
        opacity: 0;
    }
}

@keyframes slideLine {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .new-activities-hero {
        padding: 120px 0 60px;
        min-height: 500px;
    }
    
    .hero-content-wrapper {
        grid-template-columns: 1fr;
        gap: 40px;
        text-align: center;
    }
    
    .hero-main-title {
        font-size: 48px;
    }
    
    .hero-subtitle {
        font-size: 16px;
    }
    
    .hero-stats {
        justify-content: center;
        gap: 24px;
    }
    
    .hero-cta-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .hero-visual-area {
        height: 300px;
    }
    
    .floating-card {
        min-width: 140px;
        padding: 12px;
    }
    
    .card-icon {
        font-size: 20px;
        padding: 6px;
    }
}

@media (max-width: 480px) {
    .new-activities-hero {
        padding: 100px 0 40px;
        min-height: 450px;
    }
    
    .hero-main-title {
        font-size: 36px;
    }
    
    .hero-subtitle {
        font-size: 14px;
    }
    
    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }
    
    .hero-cta-buttons {
        flex-direction: column;
        gap: 12px;
    }
    
    .cta-primary, .cta-secondary {
        width: 100%;
        justify-content: center;
    }
    
    .hero-visual-area {
        height: 250px;
    }
    
    .visual-circle {
        display: none;
    }
}

@media (max-width: 480px) {
    .activities-hero {
        padding: 120px 0 60px;
    }
    
    .activities-title {
        font-size: 28px;
    }
    
    .activity-card {
        padding: 20px;
    }
    
    .upcoming-item {
        padding: 20px;
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .hero-container {
        gap: 40px;
    }
    
    .hero-title {
        font-size: 36px;
    }
    
    .hero-description {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 28px;
    }
    
    .hero {
        padding: 120px 0 60px;
    }
}


/* ===== 科技感增强样式 ===== */

/* 数据流动效果 */
@keyframes dataFlow {
    0% {
        transform: translateX(-100%);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* 脉冲光晕效果 */
@keyframes pulseGlow {
    0%, 100% {
        box-shadow: 0 0 5px rgba(0, 212, 255, 0.3);
    }
    50% {
        box-shadow: 0 0 20px rgba(0, 212, 255, 0.8), 0 0 30px rgba(0, 212, 255, 0.4);
    }
}

/* 扫描线效果 */
.hero::after,
.products::after,
.regional-services::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--primary-blue), transparent);
    animation: scanLine 4s linear infinite;
    pointer-events: none;
    z-index: 10;
}

@keyframes scanLine {
    0% {
        transform: translateY(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: translateY(100vh);
        opacity: 0;
    }
}

/* 悬浮粒子效果 */
.hero-container::before,
.products::before,
.regional-services::before {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-image: 
        radial-gradient(circle, rgba(0, 212, 255, 0.1) 1px, transparent 1px),
        radial-gradient(circle, rgba(168, 85, 247, 0.1) 1px, transparent 1px);
    background-size: 50px 50px, 80px 80px;
    background-position: 0 0, 40px 40px;
    animation: particleMove 20s linear infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes particleMove {
    0% {
        background-position: 0 0, 40px 40px;
    }
    100% {
        background-position: 50px 50px, 90px 90px;
    }
}

/* 霓虹边框效果 */
.neon-border {
    position: relative;
    border: 2px solid var(--primary-blue);
    box-shadow: 
        0 0 5px var(--primary-blue),
        inset 0 0 5px var(--primary-blue),
        0 0 10px var(--primary-blue),
        inset 0 0 10px var(--primary-blue);
    animation: neonPulse 2s ease-in-out infinite;
}

@keyframes neonPulse {
    0%, 100% {
        box-shadow: 
            0 0 5px var(--primary-blue),
            inset 0 0 5px var(--primary-blue),
            0 0 10px var(--primary-blue),
            inset 0 0 10px var(--primary-blue);
    }
    50% {
        box-shadow: 
            0 0 10px var(--primary-blue),
            inset 0 0 10px var(--primary-blue),
            0 0 20px var(--primary-blue),
            inset 0 0 20px var(--primary-blue);
    }
}

/* 全局容器相对定位 */
.hero-container,
.container {
    position: relative;
    z-index: 1;
}

/* Logo发光效果增强 */
.logo-img {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-img:hover {
    transform: scale(1.05);
}

/* 区域标题发光效果 */
.regional-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

/* 3D卡片倾斜效果 */
.product-card,
.regional-card {
    transform-style: preserve-3d;
    perspective: 1000px;
}

.product-card:hover,
.regional-card:hover {
    transform: translateY(-10px) rotateX(2deg) rotateY(2deg);
}

/* 按钮文字相对定位 */
.btn-login,
.btn-register,
.btn-primary,
.btn-secondary,
.product-btn,
.regional-btn {
    position: relative;
}

.btn-login *,
.btn-register *,
.btn-primary *,
.btn-secondary *,
.product-btn *,
.regional-btn * {
    position: relative;
    z-index: 1;
}

/* 滚动条科技感样式 */
::-webkit-scrollbar {
    width: 10px;
    background: rgba(15, 23, 42, 0.8);
}

::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.5);
    border-left: 1px solid rgba(0, 212, 255, 0.2);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(180deg, var(--primary-blue), var(--accent-purple));
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 212, 255, 0.5);
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(180deg, var(--accent-blue), var(--accent-pink));
    box-shadow: 0 0 20px rgba(0, 212, 255, 0.8);
}

/* 选中文本样式 */
::selection {
    background: rgba(0, 212, 255, 0.3);
    color: var(--white);
}

::-moz-selection {
    background: rgba(0, 212, 255, 0.3);
    color: var(--white);
}

/* 响应式调整 - 保持科技感 */
@media (max-width: 768px) {
    body::after {
        background-size: 30px 30px;
    }
    
    .hero::before {
        animation-duration: 15s;
    }
    
    .product-card,
    .regional-card {
        backdrop-filter: blur(15px);
    }
}

@media (max-width: 480px) {
    body::after {
        background-size: 20px 20px;
    }
    
    .navbar {
        backdrop-filter: blur(15px);
    }
}

/* 加载动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.product-card,
.regional-card {
    animation: fadeIn 0.6s ease-out;
    animation-fill-mode: both;
}

.product-card:nth-child(1) { animation-delay: 0.1s; }
.product-card:nth-child(2) { animation-delay: 0.2s; }
.product-card:nth-child(3) { animation-delay: 0.3s; }

.regional-card:nth-child(1) { animation-delay: 0.1s; }
.regional-card:nth-child(2) { animation-delay: 0.2s; }

/* 鼠标悬停时的光标效果 */
.product-card,
.regional-card,
.btn-primary,
.btn-secondary,
.product-btn,
.regional-btn {
    cursor: pointer;
}

/* 增强视觉层次 */
.hero-container {
    z-index: 2;
}

.section-header {
    position: relative;
    z-index: 1;
}


/* ===== 价格标签样式 - 强调性价比 ===== */
.price-badge {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
    color: var(--bg-white);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 700;
    margin-bottom: 12px;
    box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
    animation: priceGlow 2s ease-in-out infinite;
}

@keyframes priceGlow {
    0%, 100% {
        box-shadow: 0 2px 8px rgba(255, 107, 53, 0.3);
    }
    50% {
        box-shadow: 0 4px 16px rgba(255, 107, 53, 0.5);
    }
}

/* 高亮文字 */
.highlight {
    color: var(--primary-blue);
    position: relative;
}

.highlight::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: rgba(24, 144, 255, 0.2);
    z-index: -1;
}

/* 简化滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* 移除所有科技感动画 */
@media (prefers-reduced-motion: no-preference) {
    .product-card,
    .regional-card {
        animation: none;
    }
}

/* 清理不需要的样式 */
.hero-container::before,
.products::before,
.regional-services::before,
.products::after,
.regional-services::after {
    display: none;
}


/* ===== Hero区域增强样式 ===== */
.hero-subtitle {
    font-size: 20px;
    font-weight: 500;
    color: var(--primary-blue);
    margin-bottom: 16px;
    letter-spacing: 0.5px;
}

.value-points {
    display: flex;
    gap: 32px;
    justify-content: center;
    margin-top: 32px;
    margin-bottom: 40px; /* 增加底部间距，与按钮拉开距离 */
    flex-wrap: wrap;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 20px;
    background: var(--bg-white);
    border-radius: 50px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.value-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.value-icon {
    font-size: 24px;
}

.value-text {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-dark);
}

/* ===== 产品卡片增强样式 ===== */
.product-features {
    list-style: none;
    margin: 16px 0;
    padding: 0;
    text-align: left;
}

.product-features li {
    font-size: 14px;
    color: var(--text-light);
    padding: 6px 0;
    line-height: 1.5;
}

.product-note {
    font-size: 12px;
    color: var(--text-gray);
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--border-color);
    line-height: 1.4;
}

.product-description strong {
    color: var(--primary-blue);
    font-weight: 600;
}

/* 调整产品卡片高度以适应新内容 */
.product-card {
    height: auto;
    min-height: 440px;
}

/* Hero描述文字增强 */
.hero-description strong {
    color: var(--primary-blue);
    font-weight: 600;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .value-points {
        gap: 16px;
    }
    
    .value-item {
        padding: 10px 16px;
    }
    
    .value-icon {
        font-size: 20px;
    }
    
    .value-text {
        font-size: 14px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
}

@media (max-width: 480px) {
    .value-points {
        flex-direction: column;
        align-items: stretch;
    }
    
    .value-item {
        justify-content: center;
    }
}


/* 企业定制标签样式 */
.price-badge.enterprise {
    background: linear-gradient(135deg, #52c41a, #73d13d);
    color: var(--bg-white);
}


/* ===== 用户评价区域样式 ===== */
.testimonials {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    position: relative;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr); /* 固定4列布局 */
    gap: 24px;
    margin-top: 50px;
}

.testimonial-card {
    background: var(--bg-white);
    border-radius: 12px;
    padding: 24px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-size: 80px;
    color: rgba(24, 144, 255, 0.1);
    font-family: Georgia, serif;
    line-height: 1;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    position: relative;
    z-index: 1;
}

.testimonial-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--primary-blue);
    box-shadow: 0 2px 8px rgba(24, 144, 255, 0.2);
}

.testimonial-info {
    flex: 1;
}

.testimonial-name {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 4px 0;
}

.testimonial-rating {
    display: flex;
    align-items: center;
    gap: 2px;
}

.star {
    color: #d9d9d9;
    font-size: 16px;
    transition: color 0.3s ease;
}

.star.filled {
    color: #faad14;
}

.rating-text {
    margin-left: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-light);
}

.testimonial-content {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-light);
    margin-bottom: 16px;
    flex-grow: 1;
    position: relative;
    z-index: 1;
}

.testimonial-tag {
    display: inline-block;
    padding: 4px 12px;
    background: var(--secondary-blue);
    color: var(--primary-blue);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 500;
    position: relative;
    z-index: 1;
}

/* 评价统计 */
.testimonials-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 60px;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
}

.testimonials-stats .stat-item {
    text-align: center;
}

.testimonials-stats .stat-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-blue);
    line-height: 1;
    margin-bottom: 8px;
}

.testimonials-stats .stat-label {
    font-size: 14px;
    color: var(--text-light);
}

/* 响应式设计 - 评价区域 */
@media (max-width: 768px) {
    .testimonials-stats {
        flex-direction: column;
        gap: 30px;
    }
    
    .testimonials-stats .stat-number {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .testimonial-card {
        padding: 20px;
    }
    
    .testimonial-avatar {
        width: 40px;
        height: 40px;
    }
    
    .testimonials-stats .stat-number {
        font-size: 28px;
    }
}

/* 评价卡片动画 */
.testimonial-card {
    animation: fadeInUp 0.6s ease-out;
    animation-fill-mode: both;
}

.testimonial-card:nth-child(1) { animation-delay: 0.1s; }
.testimonial-card:nth-child(2) { animation-delay: 0.2s; }
.testimonial-card:nth-child(3) { animation-delay: 0.3s; }
.testimonial-card:nth-child(4) { animation-delay: 0.4s; }

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


/* ===== 评价按钮样式 ===== */
.testimonials-cta {
    text-align: center;
    margin-top: 40px;
}

.btn-review {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 14px 32px;
    background: linear-gradient(135deg, var(--primary-blue), #40a9ff);
    color: var(--bg-white);
    border: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 16px rgba(24, 144, 255, 0.3);
}

.btn-review:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 24px rgba(24, 144, 255, 0.4);
}

.review-icon {
    font-size: 20px;
}

.review-hint {
    margin-top: 12px;
    font-size: 14px;
    color: var(--text-light);
}

/* ===== 评价弹窗样式 ===== */
.review-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    animation: fadeIn 0.3s ease;
}

.review-modal.active {
    display: block;
}

.modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--bg-white);
    border-radius: 16px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translate(-50%, -45%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

.modal-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-light);
    color: var(--text-light);
    font-size: 24px;
    line-height: 1;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-close:hover {
    background: var(--border-color);
    color: var(--text-dark);
    transform: rotate(90deg);
}

.modal-header {
    text-align: center;
    padding: 40px 40px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-icon {
    font-size: 48px;
    margin-bottom: 16px;
}

.modal-header h3 {
    font-size: 24px;
    font-weight: 700;
    color: var(--text-dark);
    margin: 0 0 8px 0;
}

.modal-header p {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}

.modal-body {
    padding: 32px 40px;
}

.review-steps {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 32px;
}

.step-item {
    flex: 1;
    text-align: center;
}

.step-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-blue), #40a9ff);
    color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    margin: 0 auto 12px;
    box-shadow: 0 4px 12px rgba(24, 144, 255, 0.3);
}

.step-content h4 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text-dark);
    margin: 0 0 4px 0;
}

.step-content p {
    font-size: 13px;
    color: var(--text-light);
    margin: 0;
    line-height: 1.4;
}

.step-content strong {
    color: var(--primary-blue);
}

.step-arrow {
    font-size: 20px;
    color: var(--primary-blue);
    margin: 0 8px;
    flex-shrink: 0;
}

.review-tips {
    background: var(--bg-light);
    border-radius: 12px;
    padding: 20px;
    display: flex;
    gap: 16px;
}

.tip-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.tip-content {
    flex: 1;
}

.tip-content strong {
    display: block;
    font-size: 14px;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.tip-content ul {
    margin: 0;
    padding-left: 20px;
}

.tip-content li {
    font-size: 13px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 4px;
}

.modal-footer {
    padding: 24px 40px;
    border-top: 1px solid var(--border-color);
    display: flex;
    gap: 12px;
    justify-content: flex-end;
}

.modal-footer .btn-primary,
.modal-footer .btn-secondary {
    padding: 10px 24px;
    border-radius: 8px;
    font-size: 14px;
    text-decoration: none;
    display: inline-block;
}

.modal-footer .btn-secondary {
    background: var(--bg-light);
    color: var(--text-dark);
    border: 1px solid var(--border-color);
}

.modal-footer .btn-secondary:hover {
    background: var(--border-color);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .modal-header,
    .modal-body,
    .modal-footer {
        padding-left: 24px;
        padding-right: 24px;
    }
    
    .review-steps {
        flex-direction: column;
        gap: 16px;
    }
    
    .step-arrow {
        transform: rotate(90deg);
        margin: 0;
    }
    
    .modal-footer {
        flex-direction: column;
    }
    
    .modal-footer .btn-primary,
    .modal-footer .btn-secondary {
        width: 100%;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .modal-header {
        padding-top: 32px;
    }
    
    .modal-icon {
        font-size: 40px;
    }
    
    .modal-header h3 {
        font-size: 20px;
    }
    
    .step-number {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    
    .step-content h4 {
        font-size: 14px;
    }
    
    .step-content p {
        font-size: 12px;
    }
}

/* 防止页面滚动 */
body.modal-open {
    overflow: hidden;
}


/* ===== 关于我们页面样式 ===== */
.about-hero {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: var(--text-dark);
    padding: 140px 0 80px;
    margin-top: 70px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(24, 144, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.about-hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.about-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.about-subtitle {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--primary-blue);
}

.about-description {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 公司介绍 */
.company-intro {
    padding: 80px 0;
    background: var(--bg-white);
}

.intro-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.intro-details {
    margin-top: 24px;
}

.intro-details p {
    margin-bottom: 16px;
    line-height: 1.8;
    color: var(--text-light);
}

.intro-details strong {
    color: var(--primary-blue);
    font-weight: 600;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-blue), #40a9ff);
    padding: 32px 24px;
    border-radius: 12px;
    text-align: center;
    color: var(--bg-white);
    box-shadow: var(--shadow-hover);
    transition: all 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
}

.stat-card .stat-number {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-card .stat-label {
    font-size: 14px;
    opacity: 0.9;
}

/* 核心优势 */
.core-advantages {
    padding: 80px 0;
    background: var(--bg-white);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.advantage-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 12px 12px 0 0;
}

.advantage-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

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

.advantage-icon {
    font-size: 48px;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.advantage-card p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-light);
}

/* 服务承诺 */
.service-promise {
    padding: 80px 0;
    background: var(--bg-light);
}

.promise-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin-top: 50px;
}

.promise-item {
    display: flex;
    gap: 24px;
    padding: 30px;
    background: var(--bg-white);
    border-radius: 12px;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
}

.promise-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

.promise-number {
    font-size: 36px;
    font-weight: 700;
    color: var(--primary-blue);
    opacity: 0.3;
    flex-shrink: 0;
}

.promise-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.promise-item p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-light);
}

/* 关于我们CTA */
.about-cta {
    padding: 80px 0;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
}

.cta-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.cta-content p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

/* ===== 联系我们页面样式 ===== */
.contact-hero {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    color: var(--text-dark);
    padding: 140px 0 80px;
    margin-top: 70px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.contact-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 80% 20%, rgba(24, 144, 255, 0.05) 0%, transparent 50%);
    pointer-events: none;
}

.contact-hero-content {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.contact-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-dark);
}

.contact-subtitle {
    font-size: 24px;
    font-weight: 500;
    margin-bottom: 16px;
    color: var(--primary-blue);
}

.contact-description {
    font-size: 18px;
    color: var(--text-light);
    line-height: 1.6;
}

/* 联系方式卡片 */
.contact-info {
    padding: 80px 0;
    background: var(--bg-white);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.contact-card {
    background: var(--bg-white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 12px 12px 0 0;
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    border-color: var(--primary-blue);
}

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

.contact-icon {
    margin-bottom: 24px;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    border-radius: 50%;
    font-size: 36px;
    transition: all 0.3s ease;
}

.contact-icon-wechat {
    background: linear-gradient(135deg, #07c160, #06ad56);
    color: white;
}

.contact-card:has(.contact-icon-wechat) .contact-desc {
    border-left-color: #07c160;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
}

.contact-icon-qq {
    background: linear-gradient(135deg, #1890ff, #096dd9);
    color: white;
}

.contact-card:has(.contact-icon-qq) .contact-desc {
    border-left-color: #1890ff;
}

.contact-icon-email {
    background: linear-gradient(135deg, #52c41a, #389e0d);
    color: white;
}

.contact-card:has(.contact-icon-email) .contact-desc {
    border-left-color: #52c41a;
    background: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
}

.contact-icon-ticket {
    background: linear-gradient(135deg, #ff6b35, #ff4d1a);
    color: white;
}

.contact-card:has(.contact-icon-ticket) .contact-desc {
    border-left-color: #ff6b35;
    background: linear-gradient(135deg, #fff7ed 0%, #ffedd5 100%);
}

.contact-card:hover .contact-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.contact-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.contact-value {
    font-size: 24px;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 8px;
}

.contact-desc {
    font-size: 15px;
    color: var(--text-dark);
    margin-bottom: 24px;
    line-height: 1.8;
    font-weight: 500;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 12px 16px;
    border-radius: 8px;
    border-left: 3px solid var(--primary-blue);
}

.contact-btn {
    padding: 10px 24px;
    background: var(--primary-blue);
    color: var(--bg-white);
    border: none;
    border-radius: 6px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.contact-btn:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

.contact-btn-wechat {
    background: #07c160;
}

.contact-btn-wechat:hover {
    background: #06ad56;
}

/* 联系方式使用提示 - 已移除，提示已整合到卡片描述中 */

/* 常见问题 */
.faq-section {
    padding: 80px 0;
    background: var(--bg-white);
}

.faq-more {
    text-align: center;
    margin-top: 50px;
}

.btn-more {
    padding: 14px 40px;
    background: var(--primary-blue);
    color: var(--bg-white);
    border: 2px solid var(--primary-blue);
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

.btn-more:hover {
    background: var(--primary-dark);
    border-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.faq-section {
    padding: 80px 0;
    background: var(--bg-white);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.faq-item {
    background: var(--bg-white);
    padding: 30px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid var(--border-color);
    border-left: 4px solid var(--primary-blue);
    transition: all 0.3s ease;
}

.faq-item:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-hover);
}

.faq-item h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-dark);
}

.faq-item p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--text-light);
}

/* 联系表单 */
.contact-form-section {
    padding: 80px 0;
    background: var(--bg-white);
}

.form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: var(--bg-white);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow-hover);
    border: 1px solid var(--border-color);
}

.form-header {
    text-align: center;
    margin-bottom: 40px;
}

.form-header h2 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.form-header p {
    font-size: 14px;
    color: var(--text-light);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 14px;
    transition: all 0.3s ease;
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(24, 144, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    width: 100%;
    padding: 14px 32px;
    font-size: 16px;
    margin-top: 8px;
}

.form-note {
    margin-top: 24px;
    padding: 16px;
    background: var(--bg-light);
    border-radius: 8px;
    border-left: 4px solid var(--primary-blue);
}

.form-note p {
    font-size: 14px;
    color: var(--text-light);
    margin: 0;
}

/* 基础设施建设区域 */
.infrastructure-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.infrastructure-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.infra-card {
    background: white;
    border-radius: 16px;
    padding: 40px 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
}

.infra-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--primary-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
    border-radius: 16px 16px 0 0;
}

.infra-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
}

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

.infra-icon {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: white;
    margin-bottom: 24px;
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

.infra-card h3 {
    font-size: 22px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.infra-desc {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
    margin-bottom: 24px;
}

/* 安全认证徽章 */
.infra-badges {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.infra-badges .badge {
    padding: 6px 14px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(16, 185, 129, 0.3);
}

/* 性能统计 */
.infra-stats {
    display: flex;
    gap: 30px;
}

.infra-stats .stat-item {
    flex: 1;
    text-align: center;
}

.infra-stats .stat-value {
    font-size: 28px;
    font-weight: 700;
    color: #f59e0b;
    margin-bottom: 8px;
}

.infra-stats .stat-label {
    font-size: 13px;
    color: var(--text-light);
}

/* 机房位置标签 */
.infra-locations {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.location-tag {
    padding: 8px 16px;
    background: linear-gradient(135deg, #e0f2fe 0%, #bae6fd 100%);
    color: #0369a1;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid #7dd3fc;
    transition: all 0.3s ease;
}

.location-tag:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(3, 105, 161, 0.2);
}

.more-tag {
    background: linear-gradient(135deg, #f3f4f6 0%, #e5e7eb 100%);
    color: var(--text-light);
    border-color: #d1d5db;
    cursor: default;
}

/* 响应式 */
@media (max-width: 1024px) {
    .infrastructure-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .infra-stats {
        gap: 20px;
    }
    
    .infra-stats .stat-value {
        font-size: 24px;
    }
    
    .location-tag {
        font-size: 12px;
        padding: 6px 12px;
    }
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .tips-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .about-title,
    .contact-title {
        font-size: 36px;
    }
    
    .about-subtitle,
    .contact-subtitle {
        font-size: 20px;
    }
    
    .intro-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .promise-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .form-wrapper {
        padding: 24px;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
}

@media (max-width: 480px) {
    .about-title,
    .contact-title {
        font-size: 28px;
    }
    
    .about-subtitle,
    .contact-subtitle {
        font-size: 18px;
    }
    
    .stat-card .stat-number {
        font-size: 28px;
    }
    
    .advantage-icon {
        font-size: 36px;
    }
    
    .promise-item {
        flex-direction: column;
        gap: 16px;
    }
}
/* 新年福利活动页面样式 */
.newyear-hero {
    background: linear-gradient(135deg, #ff6b6b 0%, #ffa500 50%, #ff1744 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 70px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.newyear-hero::before {
    content: '🎊🎉🎊🎉🎊🎉🎊🎉🎊🎉🎊🎉🎊🎉🎊🎉';
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    font-size: 24px;
    animation: sparkle 3s ease-in-out infinite;
}

@keyframes sparkle {
    0%, 100% { opacity: 0.6; transform: translateY(0); }
    50% { opacity: 1; transform: translateY(-10px); }
}

.newyear-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 16px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.newyear-subtitle {
    font-size: 20px;
    opacity: 0.9;
}

/* 优惠券样式 */
.coupons-section {
    padding: 80px 0;
    background: var(--bg-light);
}

.coupons-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.coupon-card {
    background: white;
    border-radius: 16px;
    padding: 30px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.coupon-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff6b6b, #ffa500);
}

.coupon-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 40px rgba(0, 0, 0, 0.15);
    border-color: #ff6b6b;
}

.coupon-featured {
    border-color: #ff1744;
    background: linear-gradient(135deg, #fff5f5 0%, #ffffff 100%);
}

.coupon-special {
    border-color: #ffa500;
    background: linear-gradient(135deg, #fffbf0 0%, #ffffff 100%);
}

.coupon-badge {
    position: absolute;
    top: 15px;
    right: 15px;
    background: linear-gradient(135deg, #ff1744, #ff6b6b);
    color: white;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.coupon-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 24px;
}

.coupon-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
    flex: 1;
    margin-right: 16px;
}

.coupon-discount {
    background: linear-gradient(135deg, #ff6b6b, #ff1744);
    color: white;
    padding: 8px 16px;
    border-radius: 25px;
    font-size: 18px;
    font-weight: 700;
    min-width: 60px;
    text-align: center;
}

.price-comparison {
    margin-bottom: 20px;
}

.price-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.price-label {
    font-size: 14px;
    color: var(--text-light);
    font-weight: 500;
}

.price-value {
    display: flex;
    align-items: center;
    gap: 12px;
}

.price-original {
    font-size: 14px;
    color: #999;
    text-decoration: line-through;
}

.price-sale {
    font-size: 18px;
    font-weight: 700;
    color: #ff1744;
}

.coupon-features {
    margin-bottom: 24px;
}

.feature-item {
    padding: 6px 0;
    color: var(--text-light);
    font-size: 14px;
}

.coupon-btn {
    width: 100%;
    padding: 14px 24px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #1890ff, #096dd9);
    color: white;
}

.coupon-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(24, 144, 255, 0.3);
}

.coupon-btn-primary {
    background: linear-gradient(135deg, #ff1744, #ff6b6b);
}

.coupon-btn-primary:hover {
    box-shadow: 0 8px 20px rgba(255, 23, 68, 0.3);
}

.coupon-btn-special {
    background: linear-gradient(135deg, #ffa500, #ff8f00);
}

.coupon-btn-special:hover {
    box-shadow: 0 8px 20px rgba(255, 165, 0, 0.3);
}

/* 续订福利样式 */
.renewal-section {
    padding: 80px 0;
    background: var(--bg-white);
}

.renewal-card {
    max-width: 800px;
    margin: 0 auto;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 20px;
    padding: 40px;
    border: 2px solid #bfdbfe;
    margin-top: 50px;
}

.renewal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.renewal-header h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-dark);
}

.renewal-gift {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
}

.renewal-steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-bottom: 30px;
}

.step-item {
    text-align: center;
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #2563eb);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    font-weight: 700;
    margin: 0 auto 16px;
}

.step-text {
    font-size: 16px;
    color: var(--text-dark);
    font-weight: 500;
}

.renewal-gift-info {
    background: white;
    padding: 20px;
    border-radius: 12px;
    margin-bottom: 30px;
    text-align: center;
}

.renewal-gift-info h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.gift-specs {
    display: flex;
    justify-content: center;
    gap: 16px;
}

.spec-item {
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
}

.renewal-notes {
    background: #fff3cd;
    border: 1px solid #ffeaa7;
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 30px;
}

.renewal-notes h4 {
    font-size: 16px;
    font-weight: 600;
    color: #856404;
    margin-bottom: 12px;
}

.notes-list {
    list-style: none;
    padding: 0;
}

.notes-list li {
    padding: 4px 0;
    color: #856404;
    font-size: 14px;
    position: relative;
    padding-left: 20px;
}

.notes-list li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #f39c12;
    font-weight: bold;
}

.renewal-btn {
    width: 100%;
    padding: 16px 32px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.renewal-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

/* 响应式 */
@media (max-width: 768px) {
    .newyear-title {
        font-size: 32px;
    }
    
    .coupons-grid {
        grid-template-columns: 1fr;
    }
    
    .renewal-steps {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .gift-specs {
        flex-direction: column;
        gap: 8px;
    }
    
    .coupon-header {
        flex-direction: column;
        gap: 16px;
    }
    
    .price-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }
}
/* 活动页面重定向样式 */
.redirect-section {
    padding: 150px 0 100px;
    margin-top: 70px;
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    text-align: center;
}

.redirect-content h1 {
    font-size: 48px;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 16px;
}

.redirect-content p {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 40px;
}

.activity-links {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    max-width: 600px;
    margin: 0 auto;
}

.activity-link {
    text-decoration: none;
    transition: transform 0.3s ease;
}

.activity-link:hover {
    transform: translateY(-5px);
}

.link-card {
    background: white;
    padding: 30px;
    border-radius: 16px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.1);
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.link-card:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.15);
}

.link-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 12px;
}

.link-card p {
    font-size: 16px;
    color: var(--text-light);
    margin: 0;
}

@media (max-width: 768px) {
    .activity-links {
        grid-template-columns: 1fr;
    }
    
    .redirect-content h1 {
        font-size: 36px;
    }
}