/* 基础样式 */
:root {
    --primary-color: #3b82f6;
    --primary-dark: #2563eb;
    --secondary-color: #64748b;
    --success-color: #10b981;
    --text-color: #1e293b;
    --text-light: #64748b;
    --text-lighter: #94a3b8;
    --background-color: #ffffff;
    --background-light: #f8fafc;
    --background-dark: #f1f5f9;
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.03);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05), 0 1px 2px -1px rgba(0, 0, 0, 0.03);
    --transition: color 0.25s ease;
    --radius: 8px;
    --blur-bg: rgba(255, 255, 255, 0.85);
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-color);
    line-height: 1.5;
    background-color: var(--background-color);
    font-size: 0.95rem;
}

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

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

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius);
}

.container {
    width: 100%;
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 15px;
}

.section-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    text-align: center;
    position: relative;
}

.section-title:after {
    content: '';
    position: absolute;
    height: 3px;
    width: 40px;
    background: var(--primary-color);
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 2px;
}

/* 按钮样式 */
.btn-primary {
    display: inline-block;
    background-color: var(--primary-color);
    color: white;
    font-weight: 500;
    padding: 10px 18px;
    border-radius: var(--radius);
    transition: var(--transition);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    background-color: var(--primary-dark);
    color: white;
}

.btn-secondary {
    display: inline-block;
    background-color: var(--background-dark);
    color: var(--text-color);
    font-weight: 500;
    padding: 10px 18px;
    border-radius: var(--radius);
    transition: var(--transition);
    border: 1px solid var(--border-color);
    cursor: pointer;
}

.btn-secondary:hover {
    background-color: var(--background-light);
    color: var(--primary-color);
}

.btn-text {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-weight: 500;
    padding: 10px 0;
    transition: var(--transition);
    gap: 5px;
    border: none;
    background: none;
    cursor: pointer;
}

.btn-text:hover {
    color: var(--primary-color);
}

.btn-text:hover i {
    transform: none;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: var(--success-color);
    color: white;
    font-weight: 500;
    padding: 12px 20px;
    border-radius: var(--radius);
    transition: var(--transition);
    gap: 8px;
    width: 100%;
}

.btn-download:hover {
    opacity: 1;
    color: var(--primary-dark);
    box-shadow: none;
    transform: none;
}

.btn-download:hover:before {
    transform: none;
}

/* 头部导航 */
.header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: var(--blur-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    padding: 12px 0;
}

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

.logo a {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-color);
    font-weight: 600;
    font-size: 1.2rem;
}

.logo-text {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary-color);
    letter-spacing: -0.5px;
    position: relative;
}

.logo-text::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 30%;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.logo img {
    height: 28px;
}

.nav ul {
    display: flex;
    gap: 20px;
}

.nav a {
    color: var(--text-color);
    font-weight: 500;
    position: relative;
    font-size: 0.95rem;
}

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

.nav a:after {
    content: '';
    position: absolute;
    height: 2px;
    width: 0;
    background: var(--primary-color);
    bottom: -3px;
    left: 0;
    transition: none;
}

.nav a:hover:after {
    width: 0;
}

.mobile-toggle {
    display: none;
    font-size: 1.4rem;
    cursor: pointer;
}

/* 英雄区域 */
.hero {
    padding: 60px 0 70px;
    background: linear-gradient(to bottom, #f0f7ff, #ffffff);
}

.hero .container {
    display: flex;
    align-items: center;
    gap: 30px;
}

.hero-content {
    flex: 1;
}

.hero-content h1 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 16px;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.05rem;
    color: var(--text-light);
    margin-bottom: 24px;
}

.hero-buttons {
    display: flex;
    gap: 12px;
}

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
}

.hero-image img {
    max-width: 100%;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

/* 功能特性 */
.features {
    padding: 60px 0;
    background: var(--background-light);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
}

.feature-card {
    background: var(--background-color);
    border-radius: var(--radius);
    padding: 24px;
    transition: var(--transition);
    border: 1px solid var(--border-color);
    height: 100%;
}

.feature-card:hover {
    transform: none;
    border-color: var(--primary-color);
}

.feature-card i {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.feature-card h3 {
    font-size: 1.15rem;
    margin-bottom: 12px;
}

.feature-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* 下载区域 */
.download {
    padding: 60px 0;
}

.download-container {
    display: grid;
    grid-template-columns: 2fr 1fr;
    background: var(--blur-bg);
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.03);
}

.download-info {
    padding: 28px;
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.download-info:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), #6366f1);
}

.download-header {
    margin-bottom: 20px;
}

.download-info h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.download-info h3 i {
    font-size: 1.3rem;
}

.download-info > p {
    color: var(--text-light);
    font-size: 0.95rem;
    position: relative;
    display: inline-block;
    padding: 4px 10px;
    background-color: rgba(59, 130, 246, 0.08);
    border-radius: 4px;
}

.download-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    flex-grow: 1;
}

.download-features {
    background: rgba(255, 255, 255, 0.7);
    padding: 16px;
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
}

.download-features li {
    padding: 10px 0;
    border-bottom: 1px dashed var(--border-color);
    display: flex;
    align-items: center;
    font-size: 0.95rem;
}

.download-features li i {
    color: var(--primary-color);
    margin-right: 10px;
    background: rgba(59, 130, 246, 0.1);
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-size: 0.8rem;
}

.download-features li:last-child {
    border: none;
    padding-bottom: 0;
}

.system-requirements {
    background: var(--background-dark);
    padding: 18px;
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 12px;
}

.system-requirements p {
    margin: 0;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
}

.system-requirements p i {
    color: var(--primary-color);
    font-size: 1.1rem;
}

.system-requirements strong {
    color: var(--text-color);
}

.download-action {
    padding: 28px;
    background: linear-gradient(135deg, var(--primary-color), #4f6ef7);
    color: white;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.download-action:before {
    content: '';
    position: absolute;
    width: 200px;
    height: 200px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    top: -100px;
    right: -100px;
}

.download-action:after {
    content: '';
    position: absolute;
    width: 150px;
    height: 150px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 50%;
    bottom: -80px;
    left: -80px;
}

.btn-download {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background-color: #ffffff;
    color: var(--primary-color);
    font-weight: 600;
    padding: 14px 24px;
    border-radius: var(--radius);
    transition: var(--transition);
    gap: 10px;
    width: 100%;
    position: relative;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1;
}

.btn-download i {
    font-size: 1.2rem;
}

.btn-download:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to right, transparent, rgba(59, 130, 246, 0.1), transparent);
    transform: translateX(-100%);
    transition: transform 0.7s ease;
    z-index: -1;
}

.btn-download:hover {
    opacity: 1;
    color: var(--primary-dark);
    transform: none;
    box-shadow: none;
}

.btn-download:hover:before {
    transform: none;
}

.download-counter {
    text-align: center;
    margin: 20px 0;
    font-size: 0.9rem;
    opacity: 0.9;
    background: rgba(0, 0, 0, 0.1);
    padding: 8px 0;
    border-radius: 20px;
    position: relative;
    z-index: 1;
}

.download-counter span {
    font-weight: 700;
    font-size: 1rem;
    color: #ffffff;
    position: relative;
}

.download-counter span:after {
    content: '+';
    font-size: 0.8rem;
    position: absolute;
    top: 0;
    right: -10px;
}

.download-older {
    text-align: center;
    position: relative;
    z-index: 1;
}

.download-older a {
    color: white;
    text-decoration: none;
    opacity: 0.9;
    font-size: 0.85rem;
    transition: var(--transition);
    border-bottom: 1px dashed rgba(255, 255, 255, 0.5);
    padding-bottom: 2px;
}

.download-older a:hover {
    opacity: 1;
    border-bottom-color: #ffffff;
}

/* 指南区域 */
.guide {
    padding: 60px 0;
    background: var(--background-light);
}

.guide-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-bottom: 25px;
}

.guide-card {
    background: var(--background-color);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    display: flex;
    flex-direction: column;
}

.guide-card:hover {
    box-shadow: none;
    transform: none;
    border-color: var(--primary-color);
}

.guide-card-header {
    padding: 16px 20px;
    background-color: rgba(59, 130, 246, 0.05);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 12px;
}

.guide-card-header i {
    font-size: 1.4rem;
    color: var(--primary-color);
    background-color: white;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 6px rgba(59, 130, 246, 0.15);
}

.guide-card-header h3 {
    font-size: 1.1rem;
    color: var(--text-color);
    font-weight: 600;
    margin: 0;
}

.guide-card-content {
    padding: 20px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.guide-step-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 15px;
    flex-grow: 1;
}

.guide-step {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 10px 12px;
    border-radius: 6px;
    background-color: var(--background-light);
    transition: var(--transition);
}

.guide-step:hover {
    background-color: rgba(59, 130, 246, 0.05);
}

.guide-step span {
    background-color: var(--primary-color);
    color: white;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.guide-step p {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.4;
    padding-top: 2px;
}

.guide-tip {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    background-color: rgba(59, 130, 246, 0.08);
    padding: 14px;
    border-radius: var(--radius);
    border-left: 3px solid var(--primary-color);
    margin-top: auto;
}

.guide-tip.warning {
    background-color: rgba(245, 158, 11, 0.08);
    border-left-color: #f59e0b;
}

.guide-tip.warning i {
    color: #f59e0b;
}

.guide-tip.success {
    background-color: rgba(16, 185, 129, 0.08);
    border-left-color: #10b981;
}

.guide-tip.success i {
    color: #10b981;
}

.guide-tip.primary {
    background-color: rgba(59, 130, 246, 0.08);
    border-left-color: #3b82f6;
}

.guide-tip i {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.guide-tip p {
    margin: 0;
    font-size: 0.85rem;
    color: var(--text-light);
}

.guide-cta {
    display: flex;
    justify-content: center;
    gap: 16px;
    margin-top: 20px;
}

/* 用户评价 */
.testimonials {
    padding: 60px 0;
    background-color: var(--background-light);
}

.testimonial-container {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.testimonial-card {
    background-color: var(--background-color);
    border-radius: var(--radius);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.03);
    overflow: hidden;
    transition: var(--transition);
    height: 100%;
    border: 1px solid var(--border-color);
}

.testimonial-card:hover {
    transform: none;
    box-shadow: none;
    border-color: var(--primary-color);
}

.testimonial-content {
    padding: 25px;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.testimonial-content p {
    font-size: 0.95rem;
    color: var(--text-color);
    margin-bottom: 20px;
    line-height: 1.6;
    flex-grow: 1;
    position: relative;
}

.testimonial-content p::before {
    content: '\201C';
    font-size: 3rem;
    color: rgba(59, 130, 246, 0.1);
    position: absolute;
    left: -15px;
    top: -20px;
    font-family: serif;
}

.testimonial-author {
    color: var(--text-light);
    font-size: 0.85rem;
    padding-top: 15px;
    border-top: 1px solid var(--border-color);
}

.testimonial-author strong {
    color: var(--primary-color);
    font-weight: 600;
}

/* 常见问题 */
.faq {
    padding: 60px 0;
    background: var(--background-light);
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
}

.faq-card {
    background: var(--background-color);
    border-radius: var(--radius);
    overflow: hidden;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    height: 100%;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.03);
}

.faq-card:hover {
    transform: none;
    border-color: var(--primary-color);
    box-shadow: none;
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 16px 20px;
    background-color: rgba(59, 130, 246, 0.05);
    border-bottom: 1px solid var(--border-color);
}

.faq-question i {
    color: var(--primary-color);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.faq-question h3 {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-color);
    margin: 0;
}

.faq-answer {
    padding: 20px;
}

.faq-answer p {
    margin: 0;
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
}

/* 关于我们 */
.about {
    padding: 60px 0;
}

.about-content {
    display: flex;
    gap: 30px;
    align-items: center;
}

.about-text {
    flex: 3;
}

.about-text p {
    margin-bottom: 16px;
    color: var(--text-light);
    font-size: 0.95rem;
}

.contact-info {
    display: flex;
    gap: 16px;
    margin-top: 20px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.contact-item i {
    font-size: 1.1rem;
    color: var(--primary-color);
}

.about-image {
    flex: 2;
}

.about-image img {
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

/* 页脚 */
.footer {
    background: var(--background-dark);
    padding-top: 50px;
}

.footer-top {
    display: flex;
    gap: 30px;
    margin-bottom: 30px;
}

.footer-logo {
    flex: 2;
}

.footer-logo img {
    height: 35px;
    margin-bottom: 12px;
}

.footer-logo .logo-text {
    font-size: 1.2rem;
    margin-bottom: 12px;
    display: inline-block;
}

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

.footer-links {
    flex: 3;
    display: flex;
    justify-content: space-between;
}

.footer-col h4 {
    font-weight: 600;
    margin-bottom: 16px;
    font-size: 1rem;
}

.footer-col ul li {
    margin-bottom: 8px;
}

.footer-col a {
    color: var(--text-light);
    transition: var(--transition);
    font-size: 0.9rem;
}

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

.social-links {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--background-color);
    border-radius: 50%;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--primary-color);
    color: white;
    transform: none;
}

.footer-bottom {
    text-align: center;
    padding: 16px 0;
    border-top: 1px solid var(--border-color);
    color: var(--text-light);
    font-size: 0.85rem;
}

.footer-bottom a {
    color: var(--text-color);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .download-container {
        grid-template-columns: 1fr;
    }
    
    .download-content {
        grid-template-columns: 1fr;
        gap: 16px;
    }
    
    .about-content {
        flex-direction: column;
    }
    
    .guide-grid {
        grid-template-columns: 1fr;
    }
    
    .guide-step-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 25px;
    }
    
    .download-action {
        padding: 25px;
    }
    
    .btn-download {
        padding: 12px 20px;
    }
    
    .download-counter {
        margin: 16px 0;
    }
    
    .system-requirements p {
        flex: 1 0 100%;
    }
    
    .testimonial-container {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
        max-width: 760px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    .hero .container {
        flex-direction: column;
        text-align: center;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .features-grid {
        grid-template-columns: 1fr;
    }
    
    .nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--blur-bg);
        backdrop-filter: blur(10px);
        -webkit-backdrop-filter: blur(10px);
        box-shadow: var(--shadow);
        border-top: 1px solid var(--border-color);
        padding: 16px;
        z-index: 99;
    }
    
    .nav.active {
        display: block;
    }
    
    .nav ul {
        flex-direction: column;
        gap: 12px;
    }
    
    .nav ul li {
        width: 100%;
        text-align: center;
    }
    
    .nav ul li a {
        display: block;
        padding: 8px 0;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .footer-links {
        flex-direction: column;
        gap: 25px;
    }
    
    .guide-card-header {
        padding: 14px 15px;
    }
    
    .guide-card-content {
        padding: 15px;
    }
    
    .testimonial-container {
        grid-template-columns: 1fr;
    }
}

/* 修改JavaScript文件引用的图标 */
.mobile-toggle.active i:before {
    content: "\f00d"; /* Font Awesome 的关闭图标 */
    transform: none;
}

/* FAQ部分 */
.faq-item.active .faq-question i {
    transform: none;
    color: var(--primary-color);
}

/* 应用场景 */
.use-cases {
    padding: 60px 0;
    background: linear-gradient(to bottom, var(--background-light), var(--background-color));
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 25px;
    margin-top: 20px;
}

.use-case-card {
    background: var(--background-color);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.03);
}

.use-case-card:hover {
    border-color: var(--primary-color);
}

.use-case-icon {
    background: rgba(59, 130, 246, 0.05);
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    gap: 15px;
}

.use-case-icon i {
    font-size: 1.8rem;
    color: var(--primary-color);
    background: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 10px rgba(59, 130, 246, 0.15);
}

.use-case-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.use-case-content h3 {
    font-size: 1.15rem;
    margin-bottom: 12px;
    color: var(--text-color);
}

.use-case-content p {
    color: var(--text-light);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 20px;
}

.use-case-benefits {
    margin-top: auto;
    background: rgba(59, 130, 246, 0.03);
    border-radius: var(--radius);
    padding: 15px;
    border: 1px solid rgba(59, 130, 246, 0.1);
}

.benefit {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 8px;
}

.benefit:last-child {
    margin-bottom: 0;
}

.benefit i {
    color: var(--success-color);
    font-size: 0.9rem;
}

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

@media (max-width: 992px) {
    .use-cases-grid {
        grid-template-columns: 1fr;
    }
}

/* 术语解释区域 */
.terminology {
    padding: 60px 0;
    background: var(--background-light);
}

.terminology-intro {
    text-align: center;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto 30px;
    font-size: 1.05rem;
}

.terminology-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 25px;
}

.term-card {
    background: var(--background-color);
    border-radius: var(--radius);
    border: 1px solid var(--border-color);
    overflow: hidden;
    height: 100%;
    display: flex;
    flex-direction: column;
}

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

.term-header {
    background: rgba(59, 130, 246, 0.05);
    border-bottom: 1px solid var(--border-color);
    padding: 15px 20px;
}

.term-header h3 {
    font-size: 1.05rem;
    margin: 0;
    color: var(--primary-color);
    font-weight: 600;
}

.term-content {
    padding: 20px;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.term-content p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--text-light);
    margin: 0;
    padding-bottom: 10px;
    flex-grow: 1;
}

.term-related {
    background: rgba(59, 130, 246, 0.03);
    padding: 12px 15px;
    border-radius: var(--radius);
    border: 1px solid rgba(59, 130, 246, 0.1);
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    align-items: center;
}

.term-related span {
    font-size: 0.85rem;
    color: var(--text-light);
    font-weight: 500;
}

.term-related a {
    font-size: 0.85rem;
    background: rgba(59, 130, 246, 0.08);
    color: var(--primary-color);
    padding: 3px 8px;
    border-radius: 4px;
    transition: var(--transition);
}

.term-related a:hover {
    background: rgba(59, 130, 246, 0.15);
}

@media (max-width: 1100px) {
    .terminology-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .terminology-grid {
        grid-template-columns: 1fr;
    }
}