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

body {
    font-family: 'Inter', -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);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    z-index: 1000;
    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 {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: #6366f1;
}

.logo-img {
    width: 32px;
    height: 32px;
    margin-right: 8px;
    object-fit: contain;
}

.nav-menu {
    display: flex;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #6366f1;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #6366f1;
    transition: width 0.3s ease;
}

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

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

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

/* 主横幅区域 */
.hero {
    padding: 120px 0 80px;
    background: #0a0a0a;
    color: white;
    position: relative;
    overflow: hidden;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    opacity: 0.9;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(120, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(255, 119, 198, 0.3) 0%, transparent 50%),
        radial-gradient(circle at 40% 40%, rgba(120, 219, 255, 0.3) 0%, transparent 50%);
    animation: particleFloat 20s ease-in-out infinite;
}

@keyframes particleFloat {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(180deg);
    }
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

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

/* 徽章样式 */
.hero-badge {
    display: inline-flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 8px 20px;
    margin-bottom: 2rem;
    animation: badgePulse 2s ease-in-out infinite;
}

.badge-icon {
    font-size: 1.2rem;
    margin-right: 8px;
    animation: rocketBounce 1s ease-in-out infinite;
}

.badge-text {
    font-size: 0.9rem;
    font-weight: 600;
    color: #fbbf24;
}

@keyframes badgePulse {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

@keyframes rocketBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-3px);
    }
}

/* 标题样式 */
.hero-title {
    font-size: 4rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    text-align: left;
}

.title-line {
    display: block;
    animation: titleSlideIn 1s ease-out forwards;
    opacity: 0;
    transform: translateY(50px);
}

.title-line:nth-child(1) {
    animation-delay: 0.2s;
}

.title-line:nth-child(2) {
    animation-delay: 0.4s;
}

.title-line:nth-child(3) {
    animation-delay: 0.6s;
}

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

.gradient-text {
    background: linear-gradient(45deg, #fbbf24, #f59e0b, #ef4444, #8b5cf6);
    background-size: 300% 300%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {

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

    50% {
        background-position: 100% 50%;
    }
}

.hero-description {
    font-size: 1.3rem;
    margin-bottom: 2.5rem;
    opacity: 0.9;
    line-height: 1.7;
    animation: fadeInUp 1s ease-out 0.8s both;
}

.highlight-text {
    color: #fbbf24;
    font-weight: 600;
    text-shadow: 0 0 10px rgba(251, 191, 36, 0.3);
}

/* 统计数据 */
.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 3rem;
    animation: fadeInUp 1s ease-out 1s both;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: #fbbf24;
    line-height: 1;
    margin-bottom: 0.5rem;
    text-shadow: 0 0 20px rgba(251, 191, 36, 0.5);
}

.stat-label {
    font-size: 0.9rem;
    opacity: 0.8;
    font-weight: 500;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease-out 1.2s both;
}

.btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    padding: 16px 32px;
    border-radius: 16px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    border: none;
    cursor: pointer;
    font-size: 1rem;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.btn-content {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 2;
}

.btn i {
    font-size: 1.5rem;
    margin-right: 12px;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-title {
    font-size: 0.8rem;
    opacity: 0.8;
    line-height: 1;
}

.btn-subtitle {
    font-size: 1.1rem;
    font-weight: 700;
    line-height: 1;
}

.btn-glow {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.btn:hover .btn-glow {
    transform: translateX(100%);
}

.btn-primary {
    background: linear-gradient(135deg, #1f2937, #374151);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.btn-primary:hover {
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
    border-color: rgba(251, 191, 36, 0.3);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-4px) scale(1.05);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(251, 191, 36, 0.3);
}

/* 手机模拟器样式 */
.hero-image {
    display: flex;
    justify-content: center;
    animation: slideInRight 1s ease-out;
    position: relative;
}

.phone-mockup {
    width: 355px;
    height: 730px;
    background: linear-gradient(145deg, #1a1a1a, #2d2d2d);
    border-radius: 50px;
    padding: 8px;
    box-shadow:
        0 30px 100px rgba(0, 0, 0, 0.6),
        0 0 0 1px rgba(255, 255, 255, 0.1),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
    animation: phoneFloat 6s ease-in-out infinite;
}

@keyframes phoneFloat {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg);
    }

    50% {
        transform: translateY(-10px) rotate(1deg);
    }
}

.phone-glow {
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    background: linear-gradient(45deg, #667eea, #764ba2, #f093fb);
    border-radius: 60px;
    opacity: 0.3;
    filter: blur(20px);
    animation: glowPulse 3s ease-in-out infinite;
}

@keyframes glowPulse {

    0%,
    100% {
        opacity: 0.3;
        transform: scale(1);
    }

    50% {
        opacity: 0.6;
        transform: scale(1.05);
    }
}

/* .phone-mockup::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 6px;
    background: linear-gradient(90deg, #4a5568, #718096, #4a5568);
    border-radius: 3px;
    z-index: 3;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
} */

.app-screenshot {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 42px;
    display: block;
    position: relative;
    z-index: 2;
    box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.3);
}

/* 浮动元素 */
.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
    z-index: 4;
}

.floating-icon {
    position: absolute;
    font-size: 2rem;
    animation: floatAround 8s ease-in-out infinite;
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

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

.icon-2 {
    top: 20%;
    right: -15%;
    animation-delay: 2s;
}

.icon-3 {
    bottom: 30%;
    left: -20%;
    animation-delay: 4s;
}

.icon-4 {
    bottom: 10%;
    right: -10%;
    animation-delay: 6s;
}

@keyframes floatAround {

    0%,
    100% {
        transform: translateY(0px) rotate(0deg) scale(1);
        opacity: 0.7;
    }

    25% {
        transform: translateY(-20px) rotate(90deg) scale(1.1);
        opacity: 1;
    }

    50% {
        transform: translateY(-10px) rotate(180deg) scale(0.9);
        opacity: 0.8;
    }

    75% {
        transform: translateY(-30px) rotate(270deg) scale(1.05);
        opacity: 0.9;
    }
}

/* 功能特色区域 */
.features {
    padding: 100px 0;
    background: #f8fafc;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.section-description {
    font-size: 1.2rem;
    color: #6b7280;
    max-width: 600px;
    margin: 0 auto;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: white;
    padding: 2.5rem;
    border-radius: 20px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border: 1px solid #e5e7eb;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.feature-icon i {
    font-size: 2rem;
    color: white;
}

.feature-title {
    font-size: 1.5rem;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 1rem;
}

.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 0.5rem 0;
    color: #6b7280;
    position: relative;
    padding-left: 1.5rem;
}

.feature-list li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

/* 下载区域 */
.download {
    padding: 100px 0;
    background: linear-gradient(135deg, #1f2937 0%, #374151 100%);
    color: white;
    text-align: center;
}

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

.download-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.download-description {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.download-buttons {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.download-btn {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 16px;
    padding: 1rem 2rem;
    text-decoration: none;
    color: white;
    transition: all 0.3s ease;
    min-width: 200px;
}

.download-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.btn-icon {
    font-size: 2rem;
    margin-right: 1rem;
}

.btn-text {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.btn-title {
    font-size: 0.9rem;
    opacity: 0.8;
}

.btn-subtitle {
    font-size: 1.2rem;
    font-weight: 600;
}

.download-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: #fbbf24;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.8;
}

/* 联系我们区域 */
.contact {
    padding: 80px 0;
    background: white;
}

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

.contact-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 1rem;
}

.contact-description {
    font-size: 1.2rem;
    color: #6b7280;
    margin-bottom: 2rem;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.1rem;
    color: #374151;
}

.contact-item i {
    color: #6366f1;
    font-size: 1.2rem;
}

/* 页脚 */
.footer {
    background: #1f2937;
    color: white;
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
}

.footer-logo .logo-img {
    width: 28px;
    height: 28px;
    margin-right: 8px;
    object-fit: contain;
    display: block;
    background: transparent;
    opacity: 1;
    visibility: visible;
}

.footer-links {
    display: flex;
    gap: 2rem;
}

.footer-links a {
    color: #9ca3af;
    text-decoration: none;
    transition: color 0.3s ease;
}

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

.footer-bottom {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid #374151;
    color: #9ca3af;
}

/* 动画效果 */
@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }

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

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }

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

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

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

    .hamburger {
        display: flex;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

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

    .hero-buttons {
        justify-content: center;
    }

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

    .hero-stats {
        gap: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

    .phone-mockup {
        width: 280px;
        height: 560px;
        padding: 6px;
    }

    .phone-mockup::before {
        width: 60px;
        height: 4px;
        top: 25px;
    }

    .app-screenshot {
        border-radius: 38px;
    }

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

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

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

    .download-stats {
        gap: 2rem;
    }

    .contact-info {
        flex-direction: column;
        gap: 1rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .footer-links {
        justify-content: center;
    }

    .logo-img {
        width: 28px;
        height: 28px;
    }

    .footer-logo .logo-img {
        width: 24px;
        height: 24px;
    }
}

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

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

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

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

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

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 15px;
    }

    .feature-item {
        padding: 15px;
    }
}