/* ===== Qwen Code 页面专属样式 ===== */

/* Hero 区域 */
.code-hero {
    position: relative;
    padding: 100px 0 80px;
    text-align: center;
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 100%);
    overflow: hidden;
    min-height: 600px;
    display: flex;
    align-items: center;
}

.code-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: 
        radial-gradient(ellipse at 20% 50%, rgba(97,87,242,0.15) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(118,75,162,0.15) 0%, transparent 50%);
}

.code-hero .container {
    position: relative;
    z-index: 2;
}

.code-hero .hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(97,87,242,0.15);
    border: 1px solid rgba(97,87,242,0.3);
    color: #a5b4fc;
    font-size: 13px;
    font-weight: 500;
    padding: 6px 16px;
    border-radius: 100px;
    margin-bottom: 28px;
}

.code-hero h1 {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.03em;
    margin-bottom: 20px;
    color: #fff;
}

.code-hero .hero-subtitle {
    font-size: 18px;
    color: #94a3b8;
    max-width: 600px;
    margin: 0 auto 36px;
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 功能区域 */
.code-features {
    padding: 100px 0;
    background: #fafafa;
}

.code-features .features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 48px;
}

.code-features .feature-card {
    background: #fff;
    border-radius: 16px;
    padding: 28px;
    border: 1px solid #e5e7eb;
    transition: all .3s;
}

.code-features .feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
    border-color: #6157f2;
}

.code-features .feature-icon {
    font-size: 32px;
    margin-bottom: 16px;
}

.code-features .feature-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 10px;
    color: #1a1a1a;
}

.code-features .feature-card p {
    font-size: 14px;
    color: #6b7280;
    line-height: 1.6;
}

/* 演示区域 */
.code-demo {
    padding: 80px 0;
    background: #fff;
}

.demo-container {
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 24px;
    margin-top: 40px;
    background: #0f0f23;
    border-radius: 16px;
    overflow: hidden;
    min-height: 400px;
}

.demo-sidebar {
    background: #1a1a2e;
    padding: 24px;
}

.demo-nav {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 24px;
}

.demo-tab {
    padding: 10px 16px;
    font-size: 14px;
    font-weight: 500;
    color: #94a3b8;
    background: transparent;
    border: 1px solid transparent;
    border-radius: 8px;
    text-align: left;
    transition: all .2s;
}

.demo-tab:hover {
    background: rgba(97,87,242,0.1);
    color: #fff;
}

.demo-tab.active {
    background: rgba(97,87,242,0.2);
    border-color: rgba(97,87,242,0.4);
    color: #fff;
}

.demo-info h4 {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 12px;
}

.demo-info ul {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.demo-info li {
    font-size: 13px;
    color: #94a3b8;
    padding-left: 16px;
    position: relative;
}

.demo-info li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #6157f2;
}

.demo-main {
    padding: 24px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.demo-editor {
    background: #1e1e2e;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #2a2a3e;
}

.editor-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: #252536;
    border-bottom: 1px solid #2a2a3e;
}

.file-name {
    font-size: 13px;
    color: #94a3b8;
}

.lang-badge {
    font-size: 11px;
    color: #6366f1;
    background: rgba(99,102,241,0.15);
    padding: 2px 8px;
    border-radius: 4px;
}

.editor-content {
    padding: 16px;
    font-family: 'Fira Code', 'Cascadia Code', 'Consolas', monospace;
    font-size: 14px;
    line-height: 1.6;
}

.code-line {
    display: flex;
    margin-bottom: 2px;
}

.line-num {
    width: 32px;
    color: #4a4a6a;
    text-align: right;
    padding-right: 16px;
    user-select: none;
    flex-shrink: 0;
}

.code-text {
    color: #e2e8f0;
}

.code-text .keyword { color: #c678dd; }
.code-text .function { color: #61afef; }
.code-text .param { color: #e5c07b; }
.code-text .number { color: #d19a66; }
.code-text .string { color: #98c379; }

.code-line.current {
    background: rgba(97,87,242,0.1);
}

.cursor {
    color: #fff;
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

.code-line.suggestion {
    background: rgba(99,102,241,0.08);
    border-radius: 4px;
    padding: 4px 8px;
    margin-top: 4px;
}

.suggestion-text {
    color: #6366f1;
    font-style: italic;
}

.demo-chat {
    background: #1e1e2e;
    border-radius: 12px;
    padding: 20px;
    border: 1px solid #2a2a3e;
}

.chat-header {
    font-size: 12px;
    font-weight: 600;
    color: #64748b;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: 16px;
}

.chat-messages {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.chat-msg {
    display: flex;
    gap: 12px;
    align-items: flex-start;
}

.msg-avatar {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, #6157f2, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    flex-shrink: 0;
}

.msg-content {
    flex: 1;
}

.msg-content p {
    font-size: 14px;
    color: #e2e8f0;
    line-height: 1.6;
}

/* 语言支持 */
.languages-section {
    padding: 80px 0;
    background: #fafafa;
}

.languages-grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 16px;
    margin-top: 40px;
}

.lang-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    padding: 20px 16px;
    background: #fff;
    border: 1px solid #e5e7eb;
    border-radius: 12px;
    transition: all .2s;
}

.lang-item:hover {
    border-color: #6157f2;
    transform: translateY(-2px);
    box-shadow: 0 4px 16px rgba(97,87,242,0.1);
}

.lang-icon {
    font-size: 28px;
}

.lang-name {
    font-size: 13px;
    font-weight: 500;
    color: #374151;
}

.languages-note {
    text-align: center;
    margin-top: 24px;
    font-size: 14px;
    color: #6b7280;
}

/* 集成区域 */
.integrations-section {
    padding: 80px 0;
    background: #fff;
}

.integrations-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 40px;
}

.integration-card {
    background: #fafafa;
    border: 1px solid #e5e7eb;
    border-radius: 16px;
    padding: 28px;
    text-align: center;
    transition: all .3s;
}

.integration-card:hover {
    border-color: #6157f2;
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}

.integration-icon {
    font-size: 36px;
    margin-bottom: 16px;
}

.integration-card h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: #1a1a1a;
}

.integration-card p {
    font-size: 13px;
    color: #6b7280;
    margin-bottom: 16px;
    line-height: 1.5;
}

.integration-link {
    font-size: 13px;
    font-weight: 600;
    color: #6157f2;
}

.integration-link:hover {
    text-decoration: underline;
}

/* 统计区域 */
.code-stats {
    padding: 80px 0;
    background: linear-gradient(135deg, #0f0f23 0%, #1a1a3e 100%);
}

.code-stats .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
}

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

.code-stats .stat-number {
    font-size: 48px;
    font-weight: 800;
    color: #fff;
}

.code-stats .stat-unit {
    font-size: 20px;
    color: #818cf8;
}

.code-stats .stat-label {
    font-size: 14px;
    color: #94a3b8;
    margin-top: 8px;
}

/* CTA 区域 */
.code-cta {
    padding: 100px 0;
    background: #fff;
}

.cta-content {
    text-align: center;
}

.cta-content h2 {
    font-size: clamp(28px, 4vw, 40px);
    font-weight: 800;
    margin-bottom: 16px;
}

.cta-content p {
    font-size: 18px;
    color: #6b7280;
    margin-bottom: 32px;
}

.cta-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

/* 响应式 */
@media (max-width: 1024px) {
    .demo-container {
        grid-template-columns: 1fr;
    }
    
    .demo-sidebar {
        border-bottom: 1px solid #2a2a3e;
    }
    
    .demo-nav {
        flex-direction: row;
        flex-wrap: wrap;
    }
    
    .code-features .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .languages-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .integrations-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .code-stats .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 24px;
    }
}

@media (max-width: 768px) {
    .code-hero {
        padding: 80px 0 60px;
        min-height: auto;
    }
    
    .code-features {
        padding: 60px 0;
    }
    
    .code-features .features-grid {
        grid-template-columns: 1fr;
    }
    
    .languages-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .integrations-grid {
        grid-template-columns: 1fr;
    }
    
    .code-stats {
        padding: 60px 0;
    }
    
    .code-stats .stats-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .code-cta {
        padding: 60px 0;
    }
    
    .cta-buttons {
        flex-direction: column;
    }
    
    .cta-buttons a {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .languages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .code-stats .stat-number {
        font-size: 36px;
    }
}