/* 全局样式和重置 */
:root {
    --primary-color: #0066FF;
    --primary-dark: #004ECC;
    --primary-light: #3385FF;
    --accent-color: #FF3366;
    --text-color: #1A1A2E;
    --text-light: #4A4A6A;
    --background: #F0F5FF;
    --card-bg: rgba(255, 255, 255, 0.85);
    --border-radius: 8px;
    --transition: all 0.25s ease;
    --section-padding: 60px;
    --section-gap: 36px;
    --card-padding: 24px;
    --element-gap: 16px;
    --card-shadow: 0 2px 8px rgba(0, 102, 255, 0.08);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-color);
    background-color: var(--background);
    line-height: 1.5;
    overflow-x: hidden;
    position: relative;
}

.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
}

ul {
    list-style: none;
}

section {
    padding: var(--section-padding) 0;
    position: relative;
}

section + section {
    padding-top: 0;
}

/* 背景样式 */
.bg-gradient {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #F0F5FF 0%, #E6EFFF 100%);
    z-index: -2;
}

.bg-pattern {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('data:image/svg+xml,<svg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"><path d="M54.627 0l.83.828-1.415 1.415L51.8 0h2.827zM5.373 0l-.83.828L5.96 2.243 8.2 0H5.374zM48.97 0l3.657 3.657-1.414 1.414L46.143 0h2.828zM11.03 0L7.372 3.657 8.787 5.07 13.857 0H11.03zm32.284 0L49.8 6.485 48.384 7.9l-7.9-7.9h2.83zM16.686 0L10.2 6.485 11.616 7.9l7.9-7.9h-2.83zm20.97 0l9.315 9.314-1.414 1.414L34.828 0h2.83zM22.344 0L13.03 9.314l1.414 1.414L25.172 0h-2.83zM32 0l12.142 12.142-1.414 1.414L30 2.828 18.272 14.556l-1.414-1.414L28 2.828 17.272 13.556 15.858 12.14 28 0h4zM.284 0l28 28-1.414 1.414L0 2.828V0h.284zM0 5.657l25.172 25.172-1.414 1.414L0 8.485v-2.83zm0 5.657l22.314 22.314-1.414 1.414L0 14.142v-2.83zm0 5.657l19.456 19.456-1.414 1.414L0 19.8v-2.83zm0 5.657l16.598 16.598-1.414 1.414L0 25.456v-2.83zm0 5.657l13.74 13.74-1.414 1.414L0 31.113v-2.83zm0 5.657l10.883 10.883-1.414 1.414L0 36.77v-2.83zm0 5.657l8.025 8.025-1.414 1.414L0 42.426v-2.83zm0 5.657l5.168 5.168-1.414 1.414L0 48.083v-2.83zm0 5.657l2.31 2.31-1.414 1.414L0 53.74v-2.83zM54.627 60l.83-.828-1.415-1.415L51.8 60h2.827zm-49.254 0l-.83-.828L5.96 57.757 8.2 60H5.374zm43.597 0l3.657-3.657-1.414-1.414L46.143 60h2.828zm-37.94 0L7.372 56.343 8.787 54.93 13.857 60H11.03zm32.284 0L49.8 53.515l-1.414-1.414-7.9 7.9h2.83zm-26.6 0L10.2 53.515l1.414-1.414 7.9 7.9h-2.83zm20.97 0l9.315-9.314-1.414-1.414L34.828 60h2.83zm-15.327 0l-9.313-9.314 1.414-1.414L25.172 60h-2.83zM32 60l12.142-12.142-1.414-1.414L30 57.172 18.272 45.444l-1.414 1.414L28 57.172 17.272 46.444l-1.414 1.414L28 60h4zM.284 60l28-28-1.414-1.414L0 57.172V60h.284zM0 54.343l25.172-25.172-1.414-1.414L0 51.515v2.83zm0-5.657l22.314-22.314-1.414-1.414L0 45.858v2.83zm0-5.657l19.456-19.456-1.414-1.414L0 40.2v2.83zm0-5.657l16.598-16.598-1.414-1.414L0 34.544v2.83zm0-5.657l13.74-13.74-1.414-1.414L0 28.887v2.83zm0-5.657l10.883-10.883-1.414-1.414L0 23.23v2.83zm0-5.657l8.025-8.025-1.414-1.414L0 17.574v2.83zm0-5.657l5.168-5.168-1.414-1.414L0 11.917v2.83zm0-5.657l2.31-2.31-1.414-1.414L0 6.26v2.83z" fill="%230066FF" fill-opacity=".05" fill-rule="evenodd"/></svg>');
    opacity: 0.4;
    z-index: -1;
}

/* 毛玻璃效果卡片 */
.glass-card {
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: var(--border-radius);
    box-shadow: var(--card-shadow);
    border: 1px solid rgba(255, 255, 255, 0.3);
    overflow: hidden;
    transition: var(--transition);
}

/* 按钮样式 */
.primary-button {
    display: inline-block;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 10px 22px;
    border-radius: 6px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    text-align: center;
}

.primary-button:hover {
    background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary-color) 100%);
    color: white;
    box-shadow: 0 2px 10px rgba(0, 102, 255, 0.2);
}

.secondary-button {
    display: inline-block;
    background-color: rgba(0, 102, 255, 0.05);
    color: var(--primary-color);
    padding: 10px 22px;
    border-radius: 6px;
    font-weight: 600;
    transition: var(--transition);
    border: 1px solid var(--primary-color);
    cursor: pointer;
    text-align: center;
}

.secondary-button:hover {
    background-color: rgba(0, 102, 255, 0.1);
}

/* 高亮文本 */
.highlight {
    color: var(--primary-color);
    margin-left: 4px;
    font-weight: 700;
}

/* 文字Logo样式 */
.logo span {
    font-weight: 600;
    font-size: 22px;
    letter-spacing: -0.5px;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
}

.logo-blue {
    color: var(--primary-color);
    font-weight: 800;
}

.logo-screen {
    color: #2A2A42;
    font-weight: 700;
}

.logo-view {
    color: #4A4A6A;
    font-weight: 600;
}

.logo-blue:after {
    display: none;
}

/* 导航栏 */
header {
    position: sticky;
    top: 0;
    z-index: 100;
    padding: 14px 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 1px 5px rgba(0, 102, 255, 0.05);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

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

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

.nav-links a {
    color: var(--text-color);
    font-weight: 500;
    position: relative;
}

.nav-links a:hover {
    color: var(--primary-color);
}

.nav-links a:after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

.menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    color: var(--text-color);
}

/* 英雄区域 */
.hero {
    display: flex;
    align-items: center;
    gap: 50px;
    padding: 70px 0;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 2.5rem;
    line-height: 1.2;
    margin-bottom: 20px;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 28px;
    max-width: 550px;
}

.hero-buttons {
    display: flex;
    gap: 14px;
    margin-bottom: 32px;
}

.hero-stats {
    display: flex;
    gap: 36px;
}

.stat {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
}

.stat-label {
    font-size: 0.85rem;
    color: var(--text-light);
}

.hero-image {
    flex: 1;
    padding: 18px;
}

/* 功能区域 */
.section-header {
    text-align: center;
    margin-bottom: 48px;
}

.section-header h2 {
    font-size: 2.1rem;
    margin-bottom: 12px;
    position: relative;
    display: inline-block;
}

.section-header h2:after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background: var(--primary-color);
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

.section-header p {
    font-size: 1.05rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    margin-top: 20px;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--section-gap);
}

.feature-card {
    padding: var(--card-padding);
    text-align: center;
    border-top: 3px solid transparent;
    transition: var(--transition);
}

.feature-card:hover {
    border-top-color: var(--primary-color);
}

.feature-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
    margin-bottom: 16px;
    background: rgba(0, 102, 255, 0.08);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 20px;
}

.feature-card h3 {
    margin-bottom: 12px;
    font-weight: 600;
    font-size: 1.1rem;
}

.feature-card p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* 下载区域 */
.download {
    margin-top: var(--section-padding);
}

/* 统一下载区域 */
.unified-download {
    padding: var(--card-padding);
    margin-bottom: 36px;
    display: flex;
    flex-direction: row;
    align-items: stretch;
    max-width: 900px;
    margin: 0 auto;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(245, 250, 255, 0.9) 100%);
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.08);
    border: 2px solid transparent;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.unified-download:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.12);
}

.download-content {
    flex: 1;
    text-align: center;
    padding: 25px;
    border-right: 1px solid rgba(0, 102, 255, 0.08);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.download-info {
    flex: 1.5;
    padding: 25px;
}

.download-info h4 {
    font-size: 1.05rem;
    color: var(--primary-color);
    margin-bottom: 12px;
    font-weight: 600;
    position: relative;
    padding-bottom: 6px;
    border-bottom: 1px solid rgba(0, 102, 255, 0.1);
}

.download-icon {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 16px;
    background: rgba(0, 102, 255, 0.08);
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    margin: 0 auto 20px;
    position: relative;
    overflow: hidden;
}

.download-icon:after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 102, 255, 0.2) 0%, rgba(0, 78, 204, 0.05) 100%);
    border-radius: 50%;
}

.download-content h3 {
    margin-bottom: 10px;
    font-weight: 600;
    font-size: 1.3rem;
    color: var(--text-color);
}

.download-content p {
    color: var(--text-light);
    margin-bottom: 8px;
    font-size: 1rem;
}

.version {
    font-size: 0.85rem;
    color: var(--accent-color);
    margin-bottom: 18px;
    display: inline-block;
    padding: 4px 12px;
    background-color: rgba(255, 51, 102, 0.08);
    border-radius: 20px;
}

.download-btn {
    margin-top: 20px;
    padding: 12px 28px;
    font-size: 1.05rem;
    box-shadow: 0 5px 15px rgba(0, 102, 255, 0.2);
    transition: background 0.3s ease;
}

.download-btn:hover {
    box-shadow: 0 5px 15px rgba(0, 102, 255, 0.25);
}

.download-btn i {
    margin-right: 8px;
}

.download-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 14px;
    margin-bottom: 20px;
}

.download-features.requirements {
    margin-bottom: 0;
}

.download-feature {
    display: flex;
    align-items: center;
    gap: 10px;
}

.download-feature i {
    color: var(--primary-color);
    font-size: 1rem;
    min-width: 18px;
    text-align: center;
}

.download-feature span {
    font-size: 0.9rem;
    color: var(--text-color);
}

/* 系统要求卡片 */
.system-requirements {
    display: none;
}

/* 使用指南区域 */
.guide {
    margin-top: var(--section-padding);
}

.steps {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--section-gap);
}

.step {
    padding: var(--card-padding);
    text-align: center;
    position: relative;
}

.step-number {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.1rem;
    margin: 0 auto 16px;
}

.step h3 {
    margin-bottom: 12px;
    font-weight: 600;
    font-size: 1.1rem;
}

.step p {
    color: var(--text-light);
    margin-bottom: 18px;
    font-size: 0.9rem;
}

.step img {
    border-radius: var(--border-radius);
    margin: 0 auto;
    box-shadow: 0 3px 10px rgba(0, 102, 255, 0.08);
}

/* FAQ区域 */
.faq {
    margin-top: var(--section-padding);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--element-gap);
}

.faq-item {
    padding: var(--card-padding);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(245, 250, 255, 0.85) 100%);
    border-left: 3px solid var(--primary-color);
    transition: box-shadow 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 5px 20px rgba(0, 102, 255, 0.1);
}

.faq-item h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 12px;
    color: var(--text-color);
    position: relative;
    padding-left: 28px;
}

.faq-item h3:before {
    content: "Q:";
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: 700;
}

.faq-answer {
    color: var(--text-light);
    font-size: 0.95rem;
    position: relative;
    padding-left: 28px;
}

.faq-answer:before {
    content: "A:";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: 700;
}

.faq-answer p {
    line-height: 1.6;
}

/* 客户评价区域 */
.testimonials {
    margin-top: var(--section-padding);
}

.testimonials-slider {
    display: flex;
    gap: var(--element-gap);
    overflow-x: auto;
    padding: 10px 0 28px;
    scrollbar-width: none; /* Firefox */
}

.testimonials-slider::-webkit-scrollbar {
    display: none; /* Chrome, Safari, Edge */
}

.testimonial {
    padding: var(--card-padding);
    min-width: 320px;
    flex: 1;
    position: relative;
    display: flex;
    flex-direction: column;
    height: 240px;
}

.testimonial:before {
    content: '"';
    position: absolute;
    top: 14px;
    left: 18px;
    font-size: 4rem;
    color: rgba(0, 102, 255, 0.08);
    font-family: serif;
    line-height: 1;
}

.testimonial-rating {
    color: #FFC532;
    margin-bottom: 16px;
    font-size: 0.9rem;
}

.testimonial p {
    margin-bottom: 16px;
    font-size: 0.95rem;
    position: relative;
    z-index: 1;
    line-height: 1.6;
    color: var(--text-color);
    flex-grow: 1;
}

.testimonial-author {
    display: flex;
    justify-content: flex-end;
    margin-top: auto;
    border-top: 1px solid rgba(0, 102, 255, 0.08);
    padding-top: 12px;
}

.testimonial-author h4 {
    font-weight: 600;
    margin-bottom: 3px;
    font-size: 0.95rem;
    text-align: right;
}

.testimonial-author span {
    font-size: 0.8rem;
    color: var(--text-light);
    text-align: right;
    display: block;
}

/* 页脚 */
footer {
    background-color: #E6EFFF;
    padding-top: 70px;
    margin-top: var(--section-padding);
}

.footer-content {
    text-align: center;
    margin-bottom: 48px;
}

.footer-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.footer-logo span {
    font-weight: 600;
    font-size: 20px;
    letter-spacing: -0.5px;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.05);
}

.footer-logo .logo-blue {
    color: var(--primary-color);
    font-weight: 800;
}

.footer-logo .logo-screen {
    color: #2A2A42;
    font-weight: 700;
}

.footer-logo .logo-view {
    color: #4A4A6A;
    font-weight: 600;
}

.footer-logo .logo-blue:after {
    display: none;
}

.footer-content p {
    font-size: 0.9rem;
    color: var(--text-light);
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 48px;
}

.footer-column h3 {
    margin-bottom: 18px;
    font-weight: 600;
    font-size: 1rem;
    color: var(--text-color);
}

.footer-column a {
    display: block;
    margin-bottom: 10px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-column a:hover {
    color: var(--primary-color);
}

.copyright {
    padding: 18px 0;
    text-align: center;
    border-top: 1px solid rgba(0, 102, 255, 0.08);
}

.copyright p {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* 响应式设计 */
@media (max-width: 1024px) {
    :root {
        --section-padding: 50px;
        --section-gap: 24px;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 50px 0;
    }
    
    .hero-stats {
        justify-content: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .hero-content p {
        margin: 0 auto 28px;
    }
    
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .unified-download {
        flex-direction: column;
        max-width: 650px;
    }
    
    .download-content {
        border-right: none;
        border-bottom: 1px solid rgba(0, 102, 255, 0.08);
        padding-bottom: 25px;
    }
    
    .download-features {
        grid-template-columns: repeat(2, 1fr);
        max-width: 560px;
        margin: 0 auto 20px;
    }
    
    .steps {
        grid-template-columns: 1fr;
        max-width: 450px;
        margin: 0 auto;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        max-width: 650px;
        margin: 0 auto;
    }
    
    .system-requirements ul {
        grid-template-columns: 1fr;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 40px;
        --card-padding: 20px;
        --element-gap: 14px;
    }
    
    .nav-links, .cta-button {
        display: none;
    }
    
    .menu-toggle {
        display: block;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 1.8rem;
    }
    
    .hero {
        padding: 40px 0;
    }
    
    .testimonial {
        min-width: 85%;
    }
    
    .unified-download {
        padding: 20px;
    }
    
    .download-content, .download-info {
        padding: 20px 0;
    }
    
    .download-features {
        grid-template-columns: 1fr;
    }
}

/* 移动菜单 */
.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: 80%;
    max-width: 280px;
    background-color: white;
    z-index: 200;
    padding: 24px;
    transform: translateX(100%);
    transition: var(--transition);
    box-shadow: -2px 0 10px rgba(0, 102, 255, 0.08);
    display: flex;
    flex-direction: column;
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-close {
    align-self: flex-end;
    background: none;
    border: none;
    font-size: 20px;
    cursor: pointer;
    margin-bottom: 24px;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-menu-links a {
    color: var(--text-color);
    font-weight: 500;
    font-size: 1rem;
}

.mobile-menu .primary-button {
    margin-top: 24px;
}

.overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.4);
    z-index: 199;
    display: none;
}

.overlay.active {
    display: block;
}

/* 技术指南区域 */
.tech-guide {
    margin-top: var(--section-padding);
    margin-bottom: var(--section-padding);
}

.tech-guide-content {
    margin-top: 40px;
}

.tech-section {
    margin-bottom: 50px;
}

.tech-section > h3 {
    font-size: 1.4rem;
    margin-bottom: 24px;
    color: var(--text-color);
    position: relative;
    padding-bottom: 12px;
}

.tech-section > h3:after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.tech-section > p {
    margin-bottom: 24px;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-light);
    max-width: 900px;
}

/* 故障排查流程 */
.tech-content {
    display: flex;
    gap: 40px;
    align-items: flex-start;
}

.tech-content.fullwidth .tech-text {
    flex: 1;
    max-width: 900px;
    margin: 0 auto;
}

.tech-text {
    flex: 1.4;
}

.tech-text > p {
    margin-bottom: 24px;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-light);
}

.tech-image {
    flex: 1;
    padding: 20px;
}

.tech-image img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.numbered-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.list-item {
    display: flex;
    gap: 15px;
}

.number {
    width: 32px;
    height: 32px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    font-size: 0.9rem;
}

.list-item .content {
    flex: 1;
}

.list-item h4 {
    font-size: 1.05rem;
    margin-bottom: 8px;
    color: var(--text-color);
}

.list-item p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-light);
}

/* 错误代码 */
.error-codes-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 24px;
}

.error-code {
    padding: 20px;
    display: flex;
    flex-direction: column;
}

.error-code h4 {
    font-size: 1rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.error-code p {
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-light);
    margin-bottom: 16px;
    flex-grow: 1;
}

.solution {
    background-color: rgba(0, 102, 255, 0.05);
    padding: 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    color: var(--text-color);
}

.solution strong {
    color: var(--primary-color);
}

/* 高级分析技巧 */
.advanced-tips {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.advanced-tip {
    padding: 20px;
}

.advanced-tip h4 {
    font-size: 1.05rem;
    margin-bottom: 12px;
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.advanced-tip h4 i {
    color: var(--primary-color);
}

.advanced-tip p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-light);
}

/* 响应式样式 */
@media (max-width: 1024px) {
    .tech-content {
        flex-direction: column;
    }
    
    .tech-image {
        order: -1;
        margin-bottom: 24px;
    }
    
    .error-codes-grid, .advanced-tips {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .tech-section > h3 {
        font-size: 1.3rem;
    }
    
    .list-item {
        align-items: flex-start;
    }
    
    .number {
        margin-top: 2px;
    }
}

/* 简化动画效果 */
.section-header, .feature-card, .download-card, .step, .faq-item, .testimonial {
    opacity: 1;
    transform: none;
}

/* 故障排查步骤卡片 */
.troubleshoot-steps {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-top: 24px;
}

.troubleshoot-step {
    padding: 20px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.step-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 12px;
}

.step-header .number {
    width: 32px;
    height: 32px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    flex-shrink: 0;
    font-size: 0.9rem;
}

.step-header h4 {
    font-size: 1.05rem;
    color: var(--text-color);
    margin: 0;
}

.troubleshoot-step p {
    font-size: 0.95rem;
    line-height: 1.5;
    color: var(--text-light);
}

@media (max-width: 1024px) {
    .troubleshoot-steps {
        grid-template-columns: 1fr;
    }
}

/* 导航栏按钮样式 */
.cta-button .primary-button {
    padding: 8px 18px;
    font-size: 0.95rem;
}