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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.5;
    color: #2c3e50;
    background: #f8f9fa;
    min-height: 100vh;
}

.container {
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}

.section {
    background: #ffffff;
    border-radius: 8px;
    padding: 30px;
    margin: 20px 0;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
    border: 1px solid #e9ecef;
    transition: box-shadow 0.2s ease;
}

.section:hover {
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.12);
}

h1 {
    font-size: 1.8rem;
    margin-bottom: 15px;
    color: #2c3e50;
    text-align: center;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.highlight {
    color: #10eb9a !important;
    font-weight: 700;
}

h3 {
    font-size: 1.1rem;
    margin: 12px 0;
    color: #495057;
    text-align: center;
    font-weight: 500;
}

.api-info {
    background: #3498db;
    color: white;
    border: none;
}

.api-info h1,
.api-info h3 {
    color: white;
}

.benefits {
    background: #27ae60;
    color: white;
    border: none;
}

.benefits h1,
.benefits h3 {
    color: white;
}

.benefits img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin: 15px 0;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.why-choose {
    background: #8e44ad;
    color: white;
    border: none;
}

.why-choose h1,
.why-choose h3 {
    color: white;
}

.open-source {
    background: #34495e;
    color: white;
    border: none;
}

.open-source h1 {
    color: white;
}

.claude-tutorial {
    background: #2c3e50;
    color: white;
    border: none;
}

.claude-tutorial h1,
.claude-tutorial h3 {
    color: white;
}

.tab-container {
    margin: 20px 0;
}

.tabs {
    display: flex;
    border-bottom: 2px solid rgba(255, 255, 255, 0.2);
    margin-bottom: 20px;
}

.tab-button {
    background: transparent;
    border: none;
    color: rgba(255, 255, 255, 0.7);
    padding: 12px 24px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.2s ease;
    border-bottom: 2px solid transparent;
}

.tab-button:hover {
    color: white;
    background: rgba(255, 255, 255, 0.1);
}

.tab-button.active {
    color: white;
    border-bottom-color: #3498db;
    background: rgba(255, 255, 255, 0.1);
}

.tab-content {
    display: none;
    text-align: left;
}

.tab-content.active {
    display: block;
}

.requirements {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.requirements h4 {
    color: #3498db;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

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

.requirements li {
    margin: 5px 0;
    color: rgba(255, 255, 255, 0.9);
}

.install-steps {
    margin-top: 20px;
}

.step-section {
    margin-bottom: 25px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding-bottom: 20px;
}

.step-section:last-child {
    border-bottom: none;
}

.step-section h4 {
    color: #3498db;
    margin-bottom: 12px;
    font-size: 1.2rem;
    font-weight: 600;
}

.step-section p {
    margin: 8px 0;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
}

.sub-step {
    margin: 15px 0;
    padding-left: 15px;
    border-left: 2px solid rgba(255, 255, 255, 0.2);
}

.sub-step h5 {
    color: #e74c3c;
    margin-bottom: 8px;
    font-size: 1rem;
    font-weight: 600;
}

.sub-step ul {
    list-style: none;
    padding: 0;
    margin: 10px 0;
}

.sub-step li {
    margin: 5px 0;
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.5;
}

.config-methods {
    margin-top: 15px;
}

.config-method {
    margin: 15px 0;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 8px;
    border-left: 3px solid #3498db;
}

.config-method h6 {
    color: #3498db;
    margin-bottom: 10px;
    font-size: 0.95rem;
    font-weight: 600;
}

.config-method ol {
    padding-left: 20px;
    color: rgba(255, 255, 255, 0.9);
}

.config-method li {
    margin: 5px 0;
    line-height: 1.5;
}

.code-block {
    background: rgba(0, 0, 0, 0.4);
    border-radius: 8px;
    margin: 12px 0;
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: hidden;
}

.code-header {
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 15px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.code-header span {
    color: rgba(255, 255, 255, 0.7);
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.85rem;
}

.copy-btn {
    background: transparent;
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: rgba(255, 255, 255, 0.7);
    padding: 4px 12px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.8rem;
    transition: all 0.2s ease;
}

.copy-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: white;
    border-color: rgba(255, 255, 255, 0.5);
}

.code-block pre {
    background: none;
    padding: 15px;
    margin: 0;
    overflow-x: auto;
    color: #a8e6cf;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.9rem;
    line-height: 1.4;
}

.code-block code {
    background: none;
    padding: 0;
    color: inherit;
    font-family: inherit;
}

.tip-box {
    background: rgba(52, 152, 219, 0.2);
    border-left: 4px solid #3498db;
    padding: 12px 15px;
    margin: 12px 0;
    border-radius: 0 8px 8px 0;
}

.tip-box p {
    margin: 0;
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.95rem;
}

.warning-box {
    background: rgba(231, 76, 60, 0.2);
    border-left: 4px solid #e74c3c;
    padding: 12px 15px;
    margin: 12px 0;
    border-radius: 0 8px 8px 0;
}

.warning-box p {
    margin: 0;
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.95rem;
    font-weight: 500;
}

.success-box {
    background: rgba(39, 174, 96, 0.2);
    border-left: 4px solid #27ae60;
    padding: 12px 15px;
    margin: 12px 0;
    border-radius: 0 8px 8px 0;
}

.success-box p {
    margin: 0 0 8px 0;
    color: rgba(255, 255, 255, 0.95);
    font-size: 0.95rem;
    font-weight: 500;
}

.success-box ul {
    list-style: none;
    padding: 0;
    margin: 5px 0 0 0;
}

.success-box li {
    margin: 3px 0;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.9rem;
}

code {
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: 0.85rem;
    color: #a8e6cf;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

a {
    color: #3498db;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
    padding: 4px 8px;
    border-radius: 4px;
    display: inline-block;
    margin: 0 3px;
}

a:hover {
    background: rgba(52, 152, 219, 0.1);
    transform: translateY(-1px);
}

.benefits a,
.api-info a,
.why-choose a,
.open-source a {
    color: rgba(255, 255, 255, 0.95);
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.benefits a:hover,
.api-info a:hover,
.why-choose a:hover,
.open-source a:hover {
    background: rgba(255, 255, 255, 0.25);
    color: white;
    transform: translateY(-1px);
}

.emoji {
    font-size: 1.1em;
    margin: 0 4px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 15px;
    margin: 20px 0;
}

.feature-item {
    background: rgba(255, 255, 255, 0.15);
    padding: 20px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    .section {
        padding: 20px;
        margin: 15px 0;
    }

    h1 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1rem;
    }

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 12px;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.3rem;
    }

    h3 {
        font-size: 0.95rem;
    }

    .section {
        padding: 15px;
    }

    .feature-item {
        padding: 15px;
    }
}