.bbre-section {
    position: relative;
    width: 100%;
    background: #000000;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, sans-serif;
}

.bbre-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: #000000;
    color: #ffffff;
    overflow: hidden;
    padding: 0 4rem;
}

.bbre-hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.bbre-hero-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.bbre-hero-title {
    font-size: clamp(4rem, 12vw, 10rem);
    font-weight: 400;
    line-height: 0.95;
    margin: 0;
    letter-spacing: -0.03em;
    color: #ffffff;
}

.bbre-hero-subtitle {
    font-size: clamp(1.25rem, 2vw, 1.75rem);
    font-weight: 300;
    margin: 2.5rem 0 0 0;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.02em;
}

.bbre-intro {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #ffffff;
    color: #000000;
    padding: 8rem 4rem;
}

.bbre-intro-content {
    max-width: 900px;
    text-align: center;
}

.bbre-intro-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 400;
    line-height: 1.1;
    margin: 0 0 2.5rem 0;
    letter-spacing: -0.03em;
    color: #000000;
}

.bbre-intro-description {
    font-size: clamp(1.125rem, 1.8vw, 1.5rem);
    font-weight: 300;
    line-height: 1.6;
    margin: 0 0 3.5rem 0;
    color: rgba(0, 0, 0, 0.65);
}

.bbre-code-box {
    background: #f5f5f5;
    border: 1px solid #e5e5e5;
    border-radius: 12px;
    padding: 2.5rem 3rem;
    font-family: 'SF Mono', 'Monaco', 'Courier New', monospace;
    font-size: 1.125rem;
    text-align: left;
    max-width: 600px;
    margin: 0 auto;
}

.bbre-code-command {
    color: #000000;
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.bbre-code-comment {
    color: #666666;
    font-size: 0.9375rem;
}

.bbre-features-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000000;
    color: #ffffff;
    padding: 8rem 4rem;
}

.bbre-features-container {
    max-width: 1400px;
    width: 100%;
}

.bbre-features-header {
    text-align: center;
    margin-bottom: 6rem;
}

.bbre-features-label {
    font-size: 0.875rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.4);
    margin-bottom: 1.5rem;
}

.bbre-features-title {
    font-size: clamp(3rem, 6vw, 5.5rem);
    font-weight: 400;
    line-height: 1.1;
    margin: 0 0 2rem 0;
    letter-spacing: -0.03em;
    color: #ffffff;
}

.bbre-features-subtitle {
    font-size: clamp(1.125rem, 1.8vw, 1.5rem);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.5);
}

.bbre-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 2.5rem;
}

.bbre-feature-card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 16px;
    padding: 3.5rem 3rem;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.bbre-feature-card:hover {
    background: rgba(255, 255, 255, 0.04);
    border-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-6px);
}

.bbre-feature-icon {
    width: 52px;
    height: 52px;
    margin-bottom: 2.5rem;
    opacity: 0.85;
}

.bbre-feature-icon svg {
    width: 100%;
    height: 100%;
    stroke: #ffffff;
}

.bbre-feature-title {
    font-size: 1.5rem;
    font-weight: 500;
    margin-bottom: 1.25rem;
    color: #ffffff;
    letter-spacing: -0.02em;
}

.bbre-feature-description {
    font-size: 1.0625rem;
    font-weight: 300;
    line-height: 1.65;
    color: rgba(255, 255, 255, 0.65);
}

.bbre-support-section {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: #ffffff;
    color: #000000;
    padding: 8rem 6rem;
    overflow: hidden;
}

.bbre-support-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.bbre-support-content {
    position: relative;
    z-index: 2;
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.bbre-support-title {
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 400;
    line-height: 1.05;
    margin: 0 0 5rem 0;
    letter-spacing: -0.03em;
    color: #000000;
}

.bbre-support-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin: 4rem 0;
}

.bbre-support-marquee {
    display: none;
}

.bbre-support-item {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 400;
    color: #000000;
    background: rgba(0, 0, 0, 0.04);
    border: 1px solid rgba(0, 0, 0, 0.08);
    border-radius: 50px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.bbre-support-item:hover {
    background: rgba(0, 0, 0, 0.06);
    border-color: rgba(0, 0, 0, 0.12);
    transform: translateY(-2px);
}

.bbre-support-description {
    font-size: clamp(1.125rem, 1.8vw, 1.5rem);
    font-weight: 300;
    margin: 4rem 0;
    color: rgba(0, 0, 0, 0.6);
}

.bbre-cta-button {
    display: inline-block;
    padding: 1.25rem 3.5rem;
    font-size: 1.0625rem;
    font-weight: 500;
    letter-spacing: 0.01em;
    border-radius: 8px;
    background: #000000;
    color: #ffffff;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    margin-top: 1rem;
}

.bbre-cta-button:hover {
    background: rgba(0, 0, 0, 0.88);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

@media (max-width: 1024px) {
    .bbre-hero-content {
        padding: 4rem 5rem;
    }
    
    .bbre-intro,
    .bbre-features-section,
    .bbre-support-section {
        padding-left: 2.5rem;
        padding-right: 2.5rem;
    }
    
    .bbre-features-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .bbre-hero {
        padding: 2rem 1.5rem;
    }
    
    .bbre-hero-content {
        padding: 3rem 2rem;
    }
    
    .bbre-intro,
    .bbre-features-section,
    .bbre-support-section {
        padding: 5rem 1.5rem;
    }
    
    .bbre-hero-title {
        font-size: 3.5rem;
    }
    
    .bbre-hero-subtitle {
        font-size: 1.125rem;
    }
    
    .bbre-intro-title,
    .bbre-features-title {
        font-size: 2.5rem;
    }
    
    .bbre-support-title {
        font-size: 2.75rem;
    }
    
    .bbre-code-box {
        padding: 1.75rem 2rem;
        font-size: 1rem;
    }
    
    .bbre-feature-card {
        padding: 2.5rem 2rem;
    }
    
    .bbre-support-item {
        padding: 0.75rem 1.5rem;
        font-size: 0.9375rem;
    }

    
    .bbre-support-grid-desktop {
        display: none;
    }

    .bbre-support-marquee {
        display: block;
        margin: 3rem 0 4rem 0;
        overflow: hidden;
    }

    .bbre-support-row {
        position: relative;
        overflow: hidden;
        mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
        -webkit-mask-image: linear-gradient(to right, transparent, black 10%, black 90%, transparent);
    }

    .bbre-support-row + .bbre-support-row {
        margin-top: 1.25rem;
    }

    .bbre-support-track {
        display: inline-flex;
        align-items: center;
        gap: 0.75rem;
        white-space: nowrap;
        will-change: transform;
    }

    
    .bbre-support-row-top .bbre-support-track {
        animation: bbre-marquee-left 28s linear infinite;
    }

    
    .bbre-support-row-bottom .bbre-support-track {
        animation: bbre-marquee-right 32s linear infinite;
    }

    @keyframes bbre-marquee-left {
        0% {
            transform: translateX(0);
        }
        100% {
            transform: translateX(-50%);
        }
    }

    @keyframes bbre-marquee-right {
        0% {
            transform: translateX(-50%);
        }
        100% {
            transform: translateX(0);
        }
    }
}