* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
}

:root {
    --primary: #1a56db;
    --primary-dark: #0e3aa5;
    --secondary: #1e429f;
    --accent: #3b82f6;
    --light: #f3f4f6;
    --dark: #111827;
    --gray: #6b7280;
    --success: #10b981;
    --background: #0f172a;
    --card-bg: rgba(30, 41, 59, 0.6);
    --text-primary: #e2e8f0;
    --text-secondary: #94a3b8;
    --border-color: rgba(255, 255, 255, 0.1);
    --shadow-color: rgba(0, 0, 0, 0.2);
    --card-shadow: 0 10px 25px var(--shadow-color);
    --transition: all 0.3s ease;
}



body {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: #e2e8f0;
    line-height: 1.6;
    overflow-x: hidden;
}

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

/* 头部样式 */
header {
    background: rgba(15, 23, 42, 0.8);
    backdrop-filter: blur(10px);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    border-bottom: 1px solid rgba(56, 70, 104, 0.5);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    text-decoration: none;
}

.logo-icon {
    background: linear-gradient(135deg, var(--accent), var(--primary));
    width: 40px;
    height: 40px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: #cbd5e1;
    text-decoration: none;
    font-weight: 500;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    position: relative;
}

.nav-links a:hover {
    color: white;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width 0.3s ease;
}

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

.nav-links a:hover,
.nav-links a.active {
    color: var(--accent);
}

.cta-button {
    background: linear-gradient(135deg, var(--accent), var(--primary));
    color: white;
    border: none;
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(59, 130, 246, 0.25);
}

.hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 0 20px;
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: -1;
    opacity: 0.7;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, rgba(15, 23, 42, 0.95) 0%, rgba(30, 41, 59, 0.85) 100%);
    z-index: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 900px;
    padding: 40px;
    /* background: rgba(15, 23, 42, 0.6); */
    backdrop-filter: blur(10px);
    border-radius: 20px;
    /* border: 1px solid rgba(59, 130, 246, 0.2); */
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
    animation: fadeInUp 1s ease-out;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    background: linear-gradient(90deg, var(--accent), #10b981);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    display: inline-block;
}

.hero p {
    font-size: 1.4rem;
    margin-bottom: 40px;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    color: var(--text-secondary);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 30px;
}

.hero .cta-button {
    padding: 16px 36px;
    font-size: 1.1rem;
    border-radius: 12px;
    background: var(--accent);
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.4);
}

.hero .secondary-button {
    background: transparent;
    border: 2px solid var(--accent);
    color: var(--accent);
    padding: 16px 36px;
    font-size: 1.1rem;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.hero .secondary-button:hover {
    background: rgba(59, 130, 246, 0.2);
    transform: translateY(-2px);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 50px;
    margin-top: 60px;
    flex-wrap: wrap;
}

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

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 5px;
}

.stat-label {
    font-size: 1.1rem;
    color: var(--text-secondary);
}

/* 动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(40px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 功能区域 */
.absolute {
    position: absolute;
}

.animate-bounce {
    animation: bounce 1.5s infinite;
}

.bottom-10 {
    bottom: 2.5rem;
}

.text-2xl {
    font-size: 1.5rem;
    line-height: 2rem;
}

.left-1\/2 {
    left: 50%;
}

.text-white\/70 {
    color: rgb(255 255 255 / 0.7);
}

.cta-button {
    background: linear-gradient(135deg, var(--accent), #10b981);
    color: white;
    box-shadow: 0 5px 15px rgba(59, 130, 246, 0.5);
}
.secondary-button {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 12px 28px;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1.05rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.secondary-button:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-3px);
}

/* 功能区域 */
.features {
    padding: 100px 0;
    background: rgba(15, 23, 42, 0.5);
}

.section-header {
    text-align: center;
    margin-bottom: 70px;
}

.section-header h2 {
    font-size: 2.8rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.section-header p {
    font-size: 1.2rem;
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

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

.feature-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 35px;
    text-align: center;
    transition: var(--transition);
    backdrop-filter: blur(5px);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-shadow);
    border-color: rgba(59, 130, 246, 0.3);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: rgba(59, 130, 246, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    font-size: 2rem;
    color: var(--accent);
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* 图片展示区 */
.gallery {
    padding: 100px 0;
}

.gallery-container {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
    justify-content: center;
}

.gallery-item {
    flex: 1;
    min-width: 300px;
    max-width: 450px;
    height: 300px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
    position: relative;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(15, 23, 42, 0.9), transparent);
    padding: 20px;
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* 价格区域 */
.pricing {
    padding: 100px 0;
    background: linear-gradient(135deg, rgba(15, 23, 42, 0.8) 0%, rgba(30, 41, 59, 0.9) 100%);
    position: relative;
    overflow: hidden;
}
.pricing:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('') center/cover no-repeat;
    opacity: 0.1;
    z-index: 0;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    position: relative;
    z-index: 1;
}

.pricing-card {
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.2);
    border-radius: 20px;
    padding: 35px;
    text-align: center;
    transition: all 0.4s ease;
    backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.3);
    border-color: rgba(59, 130, 246, 0.4);
}


.pricing-card h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}
.pricing-card.popular {
    transform: scale(1.05);
    background: rgba(15, 23, 42, 0.9);
    border: 2px solid var(--accent);
    box-shadow: 0 15px 40px rgba(59, 130, 246, 0.4);
}
.pricing-card.popular:hover {
    transform: scale(1.08);
}
.popular-badge {
    position: absolute;
    top: 5px;
    right: -30px;
    background: var(--accent);
    color: white;
    padding: 8px 40px;
    font-size: 1rem;
    font-weight: 600;
    transform: rotate(45deg);
    transform-origin: center;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

/* 限时折扣样式 */
.discount-badge {
    position: absolute;
    top: 0px;
    left: 0;
    width: 100%;
    text-align: center;
}
.discount-tag {
    display: inline-block;
    background: linear-gradient(135deg, #ff6b6b, #ff8e53);
    color: white;
    padding: 5px 5px;
    border-radius: 0 0 20px 20px;
    /* font-weight: 700;
    font-size: 1.2rem; */
    box-shadow: 0 5px 15px rgba(255, 107, 107, 0.4);
    animation: pulse 2s infinite;
}

.original-price {
    margin-top: 5px;
    font-size: 1.1rem;
    color: #94a3b8;
    text-decoration: line-through;
}
.savings-info {
    background: rgba(16, 185, 129, 0.15);
    color: #10b981;
    padding: 10px;
    border-radius: 10px;
    margin: 15px 0;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.countdown {
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid rgba(59, 130, 246, 0.3);
    border-radius: 15px;
    /* padding: 15px; */
    margin: 20px 0;
}

.countdown-label {
    font-size: 1rem;
    color: var(--text-secondary);
    /* margin-bottom: 10px; */
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.countdown-timer {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--accent);
    display: flex;
    justify-content: center;
    gap: 5px;
}

/* 动画效果 */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(255, 107, 107, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(255, 107, 107, 0);
    }
}

/* 响应式设计 */
@media (max-width: 992px) {
    .pricing-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
        margin: 0 auto;
    }
    
    .pricing-card.popular {
        transform: scale(1);
    }
    
    .pricing-card.popular:hover {
        transform: scale(1.03);
    }
}

.price {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--accent);
}

.price span {
    font-size: 1.2rem;
    color: var(--text-secondary);
    font-weight: normal;
}
.discount-price {
    color: #ff6b6b;
    font-size: 3.2rem;
    display: block;
    margin-bottom: 5px;
}
.pricing-features {
    list-style: none;
    margin: 30px 0;
    padding: 0;
    text-align: left;
}

.pricing-features li {
    margin-bottom: 15px;
    padding-left: 25px;
    position: relative;
    color: var(--text-secondary);
}

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

.pricing-features li i {
    position: absolute;
    left: 0;
    top: 3px;
    color: #10b981;
}


/* 说明区域 */
.details {
    padding: 100px 0;
}

.details-container {
    display: flex;
    flex-wrap: wrap;
    gap: 50px;
    align-items: center;
}

.details-content {
    flex: 1;
    min-width: 300px;
}

.details-content h2 {
    font-size: 2.5rem;
    margin-bottom: 25px;
    color: white;
}

.details-content p {
    margin-bottom: 20px;
    color: #94a3b8;
    font-size: 1.1rem;
}

.details-image {
    flex: 1;
    min-width: 300px;
    height: 400px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.3);
}

.details-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 页脚 */
footer {
    background: rgba(15, 23, 42, 0.9);
    padding: 70px 0 30px;
    border-top: 1px solid rgba(56, 70, 104, 0.5);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-column h3 {
    font-size: 1.4rem;
    margin-bottom: 25px;
    color: white;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 15px;
}

.footer-links a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--accent);
}

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #64748b;
}

.text-gray-400 {
    --tw-text-opacity: 1;
    color: rgb(156 163 175 / var(--tw-text-opacity, 1));
}

.text-green-500 {
    --tw-text-opacity: 1;
    color: rgb(34 197 94 / var(--tw-text-opacity, 1));
}

.text-blue-400 {
    --tw-text-opacity: 1;
    color: rgb(96 165 250 / var(--tw-text-opacity, 1));
}

@media (max-width: 768px) {
    .navbar {
        flex-direction: column;
        gap: 20px;
    }

    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
    }

    .hero h1 {
        font-size: 2.2rem;
    }

    .hero p {
        font-size: 1.1rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 15px;
    }

    .hero .cta-button,
    .hero .secondary-button {
        width: 100%;
    }

    .hero-stats {
        gap: 20px;
    }

    .stat-value {
        font-size: 1.8rem;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero h1 {
        font-size: 2.5rem;
    }

    .hero p {
        font-size: 1.2rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .pricing-card.popular {
        transform: scale(1);
    }
}

/* 自定义属性LOGO */
.w-\[clamp\(1\.5rem\2c 3vw\2c 2\.5rem\)\] {
    width: clamp(1.5rem, 3vw, 2.5rem);
}

.dropdown {
    position: relative;
}

.dropdown>a {
    display: flex;
    align-items: center;
    gap: 5px;
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    width: 250px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 15px;
    box-shadow: 0 15px 30px var(--shadow-color);
    backdrop-filter: blur(10px);
    z-index: 100;
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu h4 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 8px;
}

.dropdown-links {
    list-style: none;
}

.dropdown-links li {
    margin-bottom: 10px;
}

.dropdown-links a {
    color: var(--text-secondary);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 12px;
    border-radius: 8px;
    transition: var(--transition);
}

.dropdown-links a:hover {
    background: rgba(59, 130, 246, 0.15);
    color: var(--accent);
    transform: translateX(5px);
}

.dropdown-links a i {
    width: 20px;
    text-align: center;
}