/* ========== 高级样式和特效 ========== */

/* 架构部分样式 */
.architecture {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05) 0%, rgba(0, 102, 204, 0.05) 100%);
}

.architecture-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.architecture-philosophy,
.architecture-benefits {
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.architecture-benefits ul {
    list-style: none;
    padding: 0;
}

.architecture-benefits li {
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid rgba(0, 212, 255, 0.1);
    position: relative;
    padding-left: var(--spacing-lg);
}

.architecture-benefits li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary-color);
    font-weight: bold;
}

.architecture-benefits li:last-child {
    border-bottom: none;
}

/* 协议提供者样式 */
.providers {
    padding: var(--spacing-xxl) 0;
    background: var(--dark-bg);
}

.providers-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.provider-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.provider-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.provider-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.provider-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.provider-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.provider-example {
    margin-top: var(--spacing-md);
}

/* 应用案例样式 */
.examples {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.05) 0%, rgba(247, 147, 30, 0.05) 100%);
}

.examples-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-xl);
}

.example-card {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    border: 1px solid rgba(255, 107, 53, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.example-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 32px rgba(255, 107, 53, 0.2);
    border-color: var(--accent-color);
}

.example-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    display: block;
}

.example-title {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.example-description {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.example-features ul {
    list-style: none;
    padding: 0;
}

.example-features li {
    padding: var(--spacing-xs) 0;
    color: var(--text-secondary);
    position: relative;
    padding-left: var(--spacing-md);
}

.example-features li:before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* 快速入门指南样式 */
.guide {
    padding: var(--spacing-xxl) 0;
    background: var(--dark-bg);
}

.guide-steps {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-xl);
}

.guide-step {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-lg);
    background: var(--card-bg);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.2);
    position: relative;
}

.guide-step:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-md);
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    border-radius: 50%;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.step-content {
    flex: 1;
}

.step-content h3 {
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.step-content p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

/* FAQ 样式 */
.faq {
    padding: var(--spacing-xxl) 0;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.03) 0%, rgba(0, 102, 204, 0.03) 100%);
}

.faq-list {
    max-width: 800px;
    margin: var(--spacing-xl) auto 0;
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid rgba(0, 212, 255, 0.2);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item:hover {
    border-color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.faq-question {
    padding: var(--spacing-md) var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    user-select: none;
}

.faq-question h3 {
    margin: 0;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.faq-toggle {
    font-size: 1.5rem;
    font-weight: 300;
    color: var(--primary-color);
    transition: transform 0.3s ease;
}

.faq-item.active .faq-toggle {
    transform: rotate(45deg);
}

.faq-answer {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 200px;
    padding: 0 var(--spacing-lg) var(--spacing-md);
}

.faq-answer p {
    color: var(--text-secondary);
    line-height: 1.6;
    margin: 0;
}

/* 节标题样式 */
.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* 悬浮按钮 */
.floating-action {
    position: fixed;
    bottom: var(--spacing-lg);
    right: var(--spacing-lg);
    width: 60px;
    height: 60px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
}

.floating-action.visible {
    opacity: 1;
    visibility: visible;
}

.floating-action:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

/* 数据统计 */
.stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-xl) 0;
    padding: var(--spacing-lg) 0;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-lg);
    background: var(--card-bg);
    border-radius: var(--radius-md);
    border: 1px solid rgba(0, 212, 255, 0.2);
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: block;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* 响应式设计增强 */
@media (max-width: 768px) {
    .architecture-content {
        grid-template-columns: 1fr;
    }
    
    .guide-step {
        flex-direction: column;
        text-align: center;
    }
    
    .step-number {
        align-self: center;
        margin-bottom: var(--spacing-md);
    }
    
    .providers-grid,
    .examples-grid {
        grid-template-columns: 1fr;
    }
    
    .stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .stats {
        grid-template-columns: 1fr;
    }
}

/* 脉冲动画 */
@keyframes pulse-ring {
    0% {
        transform: scale(0.8);
        opacity: 1;
    }
    100% {
        transform: scale(2.4);
        opacity: 0;
    }
}

.pulse-ring {
    position: relative;
}

.pulse-ring::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    animation: pulse-ring 2s infinite;
}

/* 渐变文字 */
.gradient-text {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 代码语法高亮增强 */
.code-block {
    position: relative;
}

.code-block::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
}

.code-block .language-label {
    position: absolute;
    top: var(--spacing-xs);
    right: var(--spacing-sm);
    background: rgba(0, 212, 255, 0.2);
    color: var(--primary-color);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.8rem;
    font-weight: 500;
}

/* 加载状态 */
.loading-dots {
    display: inline-block;
}

.loading-dots::after {
    content: '...';
    animation: dots 1.5s steps(4, end) infinite;
}

@keyframes dots {
    0%, 20% { content: ''; }
    40% { content: '.'; }
    60% { content: '..'; }
    80%, 100% { content: '...'; }
}

/* 高级过渡效果 */
.slide-in-left {
    animation: slideInLeft 0.6s ease-out;
}

.slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideInRight {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* 鼠标悬停效果 */
.hover-lift {
    transition: all 0.3s ease;
}

.hover-lift:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* 边框动画 */
.border-animation {
    position: relative;
    overflow: hidden;
}

.border-animation::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: var(--gradient-primary);
    transition: left 0.8s ease;
}

.border-animation:hover::before {
    left: 100%;
}

/* Comparison section styles */
.comparison {
    padding: 80px 0;
    background: var(--bg-section);
}

.comparison-content {
    margin-top: 40px;
}

.philosophy-section {
    margin-bottom: 60px;
}

.philosophy-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.philosophy-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
}

.philosophy-card.highlight {
    border-color: var(--primary);
    background: linear-gradient(135deg, 
        rgba(100, 200, 255, 0.1) 0%, 
        rgba(50, 150, 255, 0.05) 100%);
}

.philosophy-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(100, 200, 255, 0.2);
}

.philosophy-card h4 {
    color: var(--primary);
    margin-bottom: 15px;
    font-size: 1.25rem;
    font-weight: 600;
}

.philosophy-card p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.6;
}

.philosophy-card ul {
    list-style: none;
    padding: 0;
}

.philosophy-card li {
    color: var(--text-primary);
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.philosophy-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

.feature-comparison {
    margin-bottom: 60px;
}

.comparison-table {
    margin-top: 30px;
    overflow-x: auto;
}

.comparison-table table {
    width: 100%;
    border-collapse: collapse;
    background: var(--card-bg);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.comparison-table th,
.comparison-table td {
    padding: 15px 20px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.comparison-table th {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    font-weight: 600;
    font-size: 1rem;
}

.comparison-table tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.03);
}

.comparison-table tr:hover {
    background: rgba(100, 200, 255, 0.1);
}

.comparison-table td:first-child {
    font-weight: 600;
    color: var(--primary);
    width: 25%;
}

.comparison-table td:nth-child(3) {
    color: var(--success);
    font-weight: 500;
}

.when-to-choose {
    margin-top: 40px;
}

.choose-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 30px;
}

.choose-card {
    background: var(--card-bg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
}

.choose-card.highlight {
    border-color: var(--primary);
    background: linear-gradient(135deg, 
        rgba(100, 200, 255, 0.1) 0%, 
        rgba(50, 150, 255, 0.05) 100%);
}

.choose-card:hover {
    transform: translateY(-5px);
    border-color: var(--primary);
    box-shadow: 0 10px 30px rgba(100, 200, 255, 0.2);
}

.choose-card h4 {
    color: var(--primary);
    margin-bottom: 20px;
    font-size: 1.2rem;
    font-weight: 600;
}

.choose-card ul {
    list-style: none;
    padding: 0;
}

.choose-card li {
    color: var(--text-primary);
    margin-bottom: 12px;
    padding-left: 20px;
    position: relative;
    line-height: 1.6;
}

.choose-card li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* SDK options styling for guide */
.sdk-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.sdk-option h4 {
    color: var(--primary);
    margin-bottom: 10px;
    font-size: 1.1rem;
    font-weight: 600;
}

.code-examples {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.example-tab h4 {
    color: var(--primary);
    margin-bottom: 10px;
    font-size: 1.1rem;
    font-weight: 600;
}

/* Footer link styling */
.footer-link[href*="discord"] {
    color: #7289DA;
    transition: color 0.3s ease;
}

.footer-link[href*="discord"]:hover {
    color: #5B6EAE;
    text-decoration: none;
}

/* ========== 科技感增强样式 ========== */
.hero {
    position: relative;
}

/* 粒子效果背景 */
.hero::after {
    background-image: 
        radial-gradient(2px 2px at 20px 30px, rgba(0, 212, 255, 0.4), transparent),
        radial-gradient(2px 2px at 40px 70px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(1px 1px at 90px 40px, rgba(0, 212, 255, 0.5), transparent),
        radial-gradient(1px 1px at 130px 80px, rgba(0, 212, 255, 0.3), transparent),
        radial-gradient(2px 2px at 160px 30px, rgba(0, 212, 255, 0.4), transparent);
    background-repeat: repeat;
    background-size: 200px 100px;
    animation: particles-float 10s linear infinite;
}

@keyframes particles-float {
    0% { transform: translate(-50%, -50%) translateY(0px); }
    100% { transform: translate(-50%, -50%) translateY(-100px); }
}

/* 标题科技感增强 */
.hero-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 255, 0.8), transparent);
    animation: title-underline 2s ease-in-out infinite;
}

@keyframes title-underline {
    0%, 100% { 
        width: 100px;
        opacity: 0.5;
    }
    50% { 
        width: 300px;
        opacity: 1;
    }
}

/* 按钮科技感效果 */
.hero-buttons .btn {
    position: relative;
    overflow: hidden;
}

.hero-buttons .btn::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, transparent 30%, rgba(255, 255, 255, 0.1) 50%, transparent 70%);
    transform: translateX(-100%);
    transition: transform 0.6s ease;
}

.hero-buttons .btn:hover::after {
    transform: translateX(100%);
}

/* 数据流动效果 */
.hero-content {
    position: relative;
}

.hero-content::after {
    content: '';
    position: absolute;
    top: 0;
    right: -50px;
    width: 1px;
    height: 100%;
    background: linear-gradient(180deg, transparent, rgba(0, 212, 255, 0.5), transparent);
    animation: data-flow 3s ease-in-out infinite;
}

@keyframes data-flow {
    0% { 
        transform: translateY(-100%);
        opacity: 0;
    }
    50% { 
        opacity: 1;
    }
    100% { 
        transform: translateY(100%);
        opacity: 0;
    }
}

/* 响应式科技感优化 */
@media (max-width: 768px) {
    .hero::before {
        background-size: 50px 50px;
    }
    
    .hero-title::after {
        width: 150px;
    }
    
    .hero-content::after {
        display: none;
    }
    
    .hero-buttons .btn {
        margin: var(--spacing-sm) 0;
    }
}