/* 重置样式和基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: #ff6b6b;
    text-decoration: none;
}

.nav-logo i {
    margin-right: 8px;
    font-size: 28px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-link {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: #ff6b6b;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #ff6b6b;
    transition: width 0.3s ease;
}

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

.nav-btn {
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.nav-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 主横幅区域 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 20px;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('/ferrari-sf-25-gate-launch-big-desk.avif') center/cover no-repeat;
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.9), rgba(118, 75, 162, 0.9));
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    color: white;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 0.5s forwards;
}

.highlight {
    background: linear-gradient(45deg, #ff6b6b, #ffd93d);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    opacity: 0.9;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 0.7s forwards;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 1s ease 0.9s forwards;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 15px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    color: white;
    box-shadow: 0 4px 15px rgba(255, 107, 107, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 107, 107, 0.4);
}

.btn-outline {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-outline:hover {
    background: white;
    color: #667eea;
    transform: translateY(-3px);
}

.btn.clicked {
    transform: scale(0.95);
}

/* 手机模拟器 */
.hero-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.phone-mockup {
    width: 300px;
    height: 600px;
    background: #1a1a1a;
    border-radius: 40px;
    padding: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-screen {
    width: 100%;
    height: 100%;
    background: white;
    border-radius: 30px;
    overflow: hidden;
    position: relative;
}

.app-interface {
    padding: 20px;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.app-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 15px;
    border-bottom: 1px solid #eee;
}

.app-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.app-status {
    font-size: 12px;
    color: #4CAF50;
    background: #e8f5e8;
    padding: 4px 8px;
    border-radius: 10px;
}

.app-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.praise-card {
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    color: white;
    padding: 30px;
    border-radius: 20px;
    text-align: center;
    margin-bottom: 30px;
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.3);
}

.praise-amount {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 10px;
}

.praise-message {
    font-size: 14px;
    opacity: 0.9;
}

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

.praise-btn {
    background: #f8f9fa;
    border: 1px solid #dee2e6;
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.praise-btn:hover {
    background: #ff6b6b;
    color: white;
    border-color: #ff6b6b;
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
}

.scroll-arrow {
    width: 30px;
    height: 30px;
    border: 2px solid white;
    border-top: none;
    border-right: none;
    transform: rotate(-45deg);
    animation: bounce 2s infinite;
}

/* 功能特色区域 */
.features {
    padding: 100px 0;
    background: #f8f9fa;
}

.section-header {
    text-align: center;
    margin-bottom: 80px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #333;
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.2rem;
    color: #666;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.feature-card {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
}

.feature-card.animate {
    opacity: 1;
    transform: translateY(0);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    color: white;
    font-size: 32px;
}

.feature-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 15px;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* 价格方案区域 */
.pricing {
    padding: 100px 0;
    background: white;
}

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    max-width: 1000px;
    margin: 0 auto;
}

.pricing-card {
    background: white;
    border: 2px solid #eee;
    border-radius: 20px;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
}

.pricing-card.featured {
    border-color: #ff6b6b;
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(255, 107, 107, 0.2);
}

.pricing-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
}

.pricing-card.hovered {
    transform: translateY(-10px) scale(1.02);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-header h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.price {
    margin-bottom: 30px;
}

.currency {
    font-size: 1.5rem;
    color: #666;
    vertical-align: top;
}

.amount {
    font-size: 3rem;
    font-weight: 700;
    color: #ff6b6b;
}

.period {
    font-size: 1rem;
    color: #666;
}

.pricing-features ul {
    list-style: none;
    margin-bottom: 40px;
}

.pricing-features li {
    padding: 10px 0;
    color: #666;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.pricing-features i {
    color: #4CAF50;
    font-size: 16px;
}

/* 联系我们区域 */
.contact {
    padding: 100px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.contact .section-title,
.contact .section-subtitle {
    color: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 60px;
    align-items: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateX(10px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.contact-details h3 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

.contact-details p {
    font-size: 1rem;
    margin-bottom: 5px;
}

.contact-details small {
    font-size: 0.9rem;
    opacity: 0.8;
}

.contact-qr {
    display: flex;
    justify-content: center;
}

.qr-code {
    text-align: center;
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.qr-code img {
    width: 150px;
    height: 150px;
    border-radius: 10px;
    margin-bottom: 15px;
}

.qr-code p {
    color: #333;
    font-weight: 600;
}

/* 页脚 */
.footer {
    background: #1a1a1a;
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 60px;
    margin-bottom: 40px;
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 24px;
    font-weight: 700;
    color: #ff6b6b;
    margin-bottom: 15px;
}

.footer-logo i {
    margin-right: 8px;
    font-size: 28px;
}

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

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    font-size: 1.1rem;
    margin-bottom: 20px;
    color: white;
}

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

.footer-column li {
    margin-bottom: 10px;
}

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

.footer-column a:hover {
    color: #ff6b6b;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 20px;
    text-align: center;
}

.footer-copyright {
    color: #999;
    font-size: 14px;
}

.footer-copyright a {
    color: #ff6b6b;
    text-decoration: none;
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateX(-50%) rotate(-45deg) translateY(0);
    }
    40% {
        transform: translateX(-50%) rotate(-45deg) translateY(-10px);
    }
    60% {
        transform: translateX(-50%) rotate(-45deg) translateY(-5px);
    }
}

.fade-in {
    animation: fadeInUp 1s ease forwards;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background: white;
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 50px;
        transition: left 0.3s ease;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

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

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

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

    .phone-mockup {
        width: 250px;
        height: 500px;
    }

    .features-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .pricing-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .pricing-card.featured {
        transform: none;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .container {
        padding: 0 15px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }

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

    .btn {
        padding: 12px 24px;
        font-size: 14px;
    }

    .feature-card,
    .pricing-card {
        padding: 30px 20px;
    }

    .phone-mockup {
        width: 200px;
        height: 400px;
    }

    .praise-amount {
        font-size: 28px;
    }

    .praise-buttons {
        gap: 5px;
    }

    .praise-btn {
        padding: 6px 12px;
        font-size: 11px;
    }
}

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

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

::-webkit-scrollbar-thumb {
    background: #ff6b6b;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #ff5252;
}

/* 选择文本样式 */
::selection {
    background: #ff6b6b;
    color: white;
}

/* 焦点样式 */
*:focus {
    outline: 2px solid #ff6b6b;
    outline-offset: 2px;
}

/* 加载动画 */
.loading {
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.6s ease;
}

.loading.loaded {
    opacity: 1;
    transform: translateY(0);
}