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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f9f9f9;
    cursor: none; /* 隐藏默认光标 */
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 自定义光标 */
.cursor-dot,
.cursor-outline {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    transform: translate(-50%, -50%);
    border-radius: 50%;
    z-index: 9999;
    transition: opacity 0.3s ease;
}

.cursor-dot {
    width: 8px;
    height: 8px;
    background-color: #0066ff;
}

.cursor-outline {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(0, 102, 255, 0.5);
    transition: all 0.2s ease-out;
}

/* 粒子动画 */
.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
    z-index: 0;
}

.particle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, #0066ff, #00c3ff);
    opacity: 0.3;
    animation: float 15s infinite ease-in-out;
}

@keyframes float {
    0% {
        transform: translateY(0) translateX(0) rotate(0deg);
    }
    25% {
        transform: translateY(-20px) translateX(10px) rotate(90deg);
    }
    50% {
        transform: translateY(0) translateX(20px) rotate(180deg);
    }
    75% {
        transform: translateY(20px) translateX(10px) rotate(270deg);
    }
    100% {
        transform: translateY(0) translateX(0) rotate(360deg);
    }
}

/* 头部样式 */
header {
    background-color: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
}

.logo img {
    height: 40px;
    margin-right: 10px;
}

.logo span {
    font-size: 1.5rem;
    font-weight: bold;
    color: #0a1929;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 20px;
}

nav ul li a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
}

nav ul li a.active,
nav ul li a:hover {
    color: #0066ff;
}

/* 英雄区域 */
.hero {
    padding: 80px 0 50px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
}

.hero-container {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
}

.hero-content {
    flex: 1;
    min-width: 300px;
    padding-right: 40px;
}

.hero-content h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
    color: #0a1929;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #555;
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #0066ff, #00c3ff);
    color: white;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(255, 255, 255, 0), rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0));
    transform: skewX(-25deg);
    transition: all 0.75s ease;
    z-index: -1;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.5);
    border: 2px solid #00c3ff;
    color: #0a1929;
}

.hero-image {
    flex: 1;
    min-width: 300px;
    text-align: center;
}

.hero-image img {
    max-width: 100%;
    height: auto;
}

/* 特点部分 */
.features {
    padding: 80px 0;
    background-color: #fff;
}

.section-title {
    text-align: center;
    font-size: 2.2rem;
    margin-bottom: 50px;
    color: #0a1929;
}

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

.feature-card {
    background-color: #f9f9f9;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 2rem;
    color: #0066ff;
    margin-bottom: 20px;
}

.feature-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #0a1929;
}

/* 应用场景部分 */
.scenarios {
    padding: 80px 0;
    background-color: #f5f7fa;
}

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

.scenario-card {
    background-color: #fff;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

.scenario-card:hover {
    transform: translateY(-10px);
}

.scenario-icon {
    font-size: 2rem;
    color: #0066ff;
    margin-bottom: 20px;
}

.scenario-card h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: #0a1929;
}

/* 下载部分 */
.download {
    padding: 80px 0;
    background-color: #fff;
    position: relative;
    overflow: hidden;
}

.download-content {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 40px;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
}

.download-bg-decoration {
    position: absolute;
    top: -50px;
    right: -50px;
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.1), rgba(0, 195, 255, 0.1));
    border-radius: 50%;
    z-index: 0;
}

.download-bg-decoration::before {
    content: '';
    position: absolute;
    bottom: -80px;
    left: -120px;
    width: 150px;
    height: 150px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.05), rgba(0, 195, 255, 0.05));
    border-radius: 50%;
}

.download-bg-decoration::after {
    content: '';
    position: absolute;
    top: 50px;
    left: -180px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.08), rgba(0, 195, 255, 0.08));
    border-radius: 50%;
}

.screenshots {
    flex: 1;
    min-width: 300px;
    display: flex;
    gap: 20px;
    overflow-x: auto;
    padding: 20px 0;
    scrollbar-width: thin;
    scrollbar-color: #0066ff #f0f0f0;
}

.screenshots::-webkit-scrollbar {
    height: 8px;
}

.screenshots::-webkit-scrollbar-track {
    background: #f0f0f0;
    border-radius: 10px;
}

.screenshots::-webkit-scrollbar-thumb {
    background-color: #0066ff;
    border-radius: 10px;
}

.screenshot {
    flex: 0 0 auto;
    width: 200px;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.screenshot:hover {
    transform: translateY(-10px);
}

.screenshot img {
    width: 100%;
    height: auto;
    display: block;
}

.download-options {
    flex: 1;
    min-width: 300px;
}

.download-options h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: #0a1929;
    text-align: center;
    position: relative;
    padding-bottom: 15px;
}

.download-options h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background: linear-gradient(135deg, #0066ff, #00c3ff);
    border-radius: 3px;
}

.download-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
}

.download-card {
    background-color: #fff;
    border-radius: 15px;
    padding: 30px 20px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    border: 1px solid rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    height: 200px;
}

.download-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    border-color: rgba(0, 102, 255, 0.2);
}

.download-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: linear-gradient(90deg, #0066ff, #00c3ff);
}

.download-card::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.03), rgba(0, 195, 255, 0.03));
    border-radius: 50%;
    z-index: -1;
}

.download-icon {
    font-size: 2.5rem;
    color: #0066ff;
    margin-bottom: 10px;
    text-align: center;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.download-card h4 {
    font-size: 1.5rem;
    margin-bottom: 25px;
    color: #0a1929;
    text-align: center;
}

.download-buttons {
    display: flex;
    gap: 10px;
    align-items: center;
    justify-content: center;
    margin-top: auto;
    height: 40px;
    width: 100%;
    max-width: 180px;
}

.download-card .btn {
    padding: 10px 15px;
    font-size: 0.95rem;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex: 1;
    max-width: 120px;
    white-space: nowrap;
}

.btn-icon {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 50%;
    background-color: #f0f0f0;
    border: none;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-icon:hover {
    background-color: #e0e0e0;
}

.btn-icon.copy-link {
    background-color: #e6f0ff;
    color: #0066ff;
}

.btn-icon.copy-link:hover {
    background-color: #0066ff;
    color: white;
}

.btn-icon.qr-button {
    background-color: #f0e6ff;
    color: #6600ff;
}

.btn-icon.qr-button:hover {
    background-color: #6600ff;
    color: white;
}

/* 使用指南部分 */
.guide {
    padding: 80px 0;
    background-color: #f5f7fa;
}

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

.step {
    display: flex;
    background-color: #fff;
    border-radius: 10px;
    padding: 30px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.step-number {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #0066ff, #00c3ff);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    margin-right: 20px;
    flex-shrink: 0;
}

.step-content h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #0a1929;
}

/* 页脚部分 */
footer {
    padding: 50px 0 20px;
    background-color: #0a1929;
    color: #fff;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 30px;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 20px;
}

.footer-logo img {
    height: 40px;
    margin-right: 10px;
    filter: brightness(0) invert(1);
}

.footer-logo span {
    font-size: 1.5rem;
    font-weight: bold;
    color: #fff;
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    gap: 40px;
}

.footer-links-column h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: #00c3ff;
}

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

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

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

.footer-links-column ul li a:hover {
    color: #fff;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .header-container {
        flex-direction: column;
    }
    
    nav ul {
        margin-top: 15px;
    }
    
    .hero-content, .hero-image {
        padding: 0;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .download-content {
        flex-direction: column;
        padding: 30px 20px;
    }
    
    .screenshots {
        width: 100%;
    }
    
    .download-cards {
        grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
        gap: 20px;
    }
    
    .download-card {
        height: 180px;
        padding: 20px 15px;
    }
    
    .download-icon {
        font-size: 2.2rem;
        margin-bottom: 8px;
    }
    
    .download-card h4 {
        font-size: 1.3rem;
        margin-bottom: 20px;
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .step {
        flex-direction: column;
    }
    
    .step-number {
        margin-bottom: 15px;
    }
    
    .download-cards {
        grid-template-columns: repeat(2, 1fr);
        max-width: 450px;
        margin: 0 auto;
        gap: 15px;
    }
    
    .download-card {
        height: 170px;
        padding: 15px 10px;
    }
    
    .download-icon {
        font-size: 2rem;
        margin-bottom: 5px;
        height: 35px;
    }
    
    .download-card h4 {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }
    
    .download-buttons {
        height: 35px;
        max-width: 160px;
        gap: 5px;
    }
    
    .download-card .btn {
        padding: 8px 12px;
        font-size: 0.9rem;
    }
    
    .btn-icon {
        width: 35px;
        height: 35px;
        min-width: 35px;
    }
}

@media (max-width: 400px) {
    .download-cards {
        grid-template-columns: 1fr;
        max-width: 250px;
    }
    
    .download-card {
        height: 160px;
    }
}

/* 二维码模态框样式 */
.qr-modal {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.9);
    background-color: white;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    max-width: 90%;
    width: 350px;
}

.qr-modal.active {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.qr-modal-content {
    padding: 30px;
    text-align: center;
}

.qr-close {
    position: absolute;
    top: 15px;
    right: 15px;
    font-size: 24px;
    color: #999;
    cursor: pointer;
    transition: color 0.3s ease;
}

.qr-close:hover {
    color: #333;
}

.qr-modal h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #0a1929;
}

.qr-modal p {
    margin-bottom: 20px;
    color: #555;
}

.qr-image {
    width: 200px;
    height: 200px;
    margin: 0 auto;
    background-color: #f5f5f5;
    padding: 10px;
    border-radius: 10px;
}

.qr-image img {
    width: 100%;
    height: 100%;
}

.qr-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.qr-overlay.active {
    opacity: 1;
    visibility: visible;
}

/* 复制成功提示 */
.copy-toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background-color: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 12px 24px;
    border-radius: 30px;
    font-size: 14px;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.copy-toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
    visibility: visible;
}