.back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.9375rem;
    font-weight: 500;
    transition: color 0.2s;
}

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

.back-link svg {
    transition: transform 0.2s;
}

.back-link:hover svg {
    transform: translateX(-2px);
}


.project-hero {
    padding: 8rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
}

.hero-gradient {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg,
            var(--accent) 0%,
            var(--accent-hover) 50%,
            var(--accent) 100%);
    opacity: 0.05;
}

[data-theme="dark"] .hero-gradient {
    opacity: 0.1;
}

.project-hero .container {
    position: relative;
    z-index: 1;
}

.project-header {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
}

.project-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.project-title {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 0.5rem;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--text-primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.project-subtitle {
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}

.project-tagline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 3rem;
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1.0625rem;
}


.project-showcase-interactive {
    padding: 0 0 6rem;
    background: linear-gradient(180deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.showcase-browser {
    max-width: 1200px;
    margin: 0 auto 4rem;
    background-color: var(--bg-secondary);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border);
}

[data-theme="dark"] .showcase-browser {
    box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
}

.browser-header {
    display: flex;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: var(--bg-tertiary);
    border-bottom: 1px solid var(--border);
}

.browser-dots {
    display: flex;
    gap: 0.5rem;
    margin-right: 1.5rem;
}

.browser-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--border);
}

.browser-dots span:nth-child(1) {
    background-color: #ff5f56;
}

.browser-dots span:nth-child(2) {
    background-color: #ffbd2e;
}

.browser-dots span:nth-child(3) {
    background-color: #27c93f;
}

.browser-url {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    padding: 0.5rem 1rem;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.browser-url svg {
    color: var(--text-tertiary);
    flex-shrink: 0;
}

.browser-url span {
    color: var(--text-secondary);
    font-size: 0.875rem;
    font-family: var(--font-mono);
}

.browser-content {
    position: relative;
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    overflow: hidden;
}

.browser-content img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.browser-content.no-image {
    display: flex;
    align-items: center;
    justify-content: center;
}

.browser-content.no-image::after {
    content: 'Platform Screenshot';
    font-size: 2rem;
    color: white;
    opacity: 0.5;
}

.showcase-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.showcase-browser:hover .showcase-overlay {
    opacity: 1;
}

.overlay-cta {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    color: white;
    text-decoration: none;
    transition: transform 0.3s ease;
}

.overlay-cta:hover {
    transform: scale(1.1);
}

.overlay-cta svg {
    color: var(--accent);
}

.overlay-cta span {
    font-size: 1.125rem;
    font-weight: 600;
}


.showcase-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.feature-highlight {
    display: flex;
    gap: 1.5rem;
    padding: 2rem;
    background-color: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: all 0.3s ease;
}

.feature-highlight:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.1);
}

[data-theme="dark"] .feature-highlight:hover {
    box-shadow: 0 12px 24px rgba(0, 0, 0, 0.3);
}

.feature-icon {
    flex-shrink: 0;
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    border-radius: 12px;
    color: white;
}

.feature-text h4 {
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

.feature-text p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}

.project-meta {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-bottom: 2.5rem;
    padding: 2rem 0;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.meta-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.meta-label {
    font-size: 0.875rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.meta-value {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.project-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
}


.project-showcase {
    padding: 4rem 0;
    display: none;
    
}

.showcase-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border);
}

[data-theme="dark"] .showcase-image {
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.showcase-image img {
    width: 100%;
    height: auto;
    display: block;
}

.showcase-image.no-image {
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--accent), #7c3aed);
    display: flex;
    align-items: center;
    justify-content: center;
}

.showcase-image.no-image::after {
    content: 'Project Screenshot';
    font-size: 2rem;
    color: white;
    opacity: 0.5;
}


.project-section {
    padding: 5rem 0;
}

.project-section.bg-secondary {
    background-color: var(--bg-secondary);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.section-content {
    max-width: 800px;
    margin: 0 auto;
}

.section-content h2 {
    font-size: 2rem;
    margin-bottom: 1.5rem;
}

.section-content .lead {
    font-size: 1.25rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.section-content p {
    color: var(--text-secondary);
    margin-bottom: 1.25rem;
    line-height: 1.8;
}

.section-title-center {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
}


.two-column {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.column h2 {
    font-size: 1.75rem;
    margin-bottom: 1.5rem;
}

.column p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.feature-list {
    list-style: none;
    padding: 0;
}

.feature-list li {
    padding-left: 1.75rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--text-secondary);
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.5rem;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--accent);
}


.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.tech-card {
    background-color: var(--bg-secondary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
    transition: transform 0.2s, border-color 0.2s;
}

.tech-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
}

.tech-icon {
    color: var(--accent);
    margin-bottom: 1.5rem;
}

.tech-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

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

.tech-card li {
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
    font-size: 0.9375rem;
}


.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background-color: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.feature-number {
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--accent);
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}


.architecture-content {
    max-width: 900px;
    margin: 0 auto;
}

.architecture-content .lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    text-align: center;
}

.architecture-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.arch-item {
    background-color: var(--bg-tertiary);
    padding: 1.5rem;
    border-radius: 8px;
    border: 1px solid var(--border);
    text-align: center;
}

.arch-item h4 {
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--accent);
    margin-bottom: 0.5rem;
}

.arch-item p {
    font-size: 0.875rem;
    color: var(--text-tertiary);
}


.code-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.code-block {
    max-width: 900px;
    margin: 0 auto 2rem;
    background-color: #1e1e1e;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.code-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background-color: #2d2d2d;
    border-bottom: 1px solid #3d3d3d;
}

.code-language {
    font-size: 0.875rem;
    font-weight: 600;
    color: #61afef;
}

.code-file {
    font-size: 0.875rem;
    color: #abb2bf;
    font-family: var(--font-mono);
}

.code-block pre {
    margin: 0;
    padding: 1.5rem;
    overflow-x: auto;
}

.code-block code {
    font-family: var(--font-mono);
    font-size: 0.9375rem;
    line-height: 1.7;
    color: #abb2bf;
}

.code-keyword {
    color: #c678dd;
}

.code-function {
    color: #61afef;
}

.code-param {
    color: #e06c75;
}

.code-string {
    color: #98c379;
}

.code-number {
    color: #d19a66;
}

.code-explanation {
    max-width: 900px;
    margin: 0 auto;
    color: var(--text-secondary);
    font-style: italic;
    text-align: center;
}


.screenshots-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.screenshot-item {
    text-align: center;
}

.screenshot-placeholder {
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, var(--bg-tertiary), var(--bg-secondary));
    border: 2px dashed var(--border);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
    transition: border-color 0.2s;
}

.screenshot-placeholder:hover {
    border-color: var(--accent);
}

.screenshot-placeholder span {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-tertiary);
}

.screenshot-item p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}


.learnings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.learning-card {
    background-color: var(--bg-primary);
    padding: 2rem;
    border-radius: 12px;
    border: 1px solid var(--border);
}

.learning-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.learning-card p {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.learning-outcome {
    padding: 1rem;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    border-left: 3px solid var(--accent);
}

.learning-outcome strong {
    color: var(--accent);
}


.results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.result-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.result-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.result-label {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.results-summary {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.results-summary .lead {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}


.next-project {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.next-label {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.next-project h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.next-project p {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    font-size: 1.125rem;
}


@media (max-width: 968px) {
    .project-title {
        font-size: 2.5rem;
    }

    .project-meta {
        flex-direction: column;
        gap: 1.5rem;
    }

    .two-column {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .tech-grid,
    .features-grid,
    .learnings-grid {
        grid-template-columns: 1fr;
    }

    .project-links {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 640px) {
    .project-hero {
        padding: 6rem 0 3rem;
    }

    .project-title {
        font-size: 2rem;
    }

    .project-tagline {
        font-size: 1.125rem;
    }

    .section-title-center {
        font-size: 2rem;
    }
}




.project-subtitle {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
}

.meta-icon.status-live {
    color: var(--success);
    font-size: 1.5rem;
    line-height: 1;
}

.solution-list {
    list-style: none;
    padding: 0;
    max-width: 600px;
}

.solution-list li {
    padding-left: 2rem;
    margin-bottom: 1rem;
    position: relative;
    color: var(--text-secondary);
    font-size: 1.0625rem;
}

.solution-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}


.architecture-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.highlight-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: all 0.2s;
}

.highlight-item:hover {
    border-color: var(--accent);
    transform: translateX(4px);
}

.highlight-item svg {
    flex-shrink: 0;
    color: var(--accent);
}

.highlight-item span {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}


.evolution-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

.timeline-versions {
    max-width: 900px;
    margin: 0 auto;
}

.version-item {
    margin-bottom: 3rem;
    padding-bottom: 3rem;
    border-bottom: 1px solid var(--border);
}

.version-item:last-child {
    border-bottom: none;
}

.version-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.version-number {
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--accent);
}

.version-label {
    padding: 0.25rem 0.75rem;
    background-color: var(--success);
    color: white;
    border-radius: 4px;
    font-size: 0.75rem;
    font-weight: 700;
}

.version-date {
    color: var(--text-tertiary);
    font-size: 0.875rem;
    margin-left: auto;
}

.version-item h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

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

.version-features li {
    padding-left: 1.5rem;
    margin-bottom: 0.75rem;
    position: relative;
    color: var(--text-secondary);
}

.version-features li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-weight: 700;
}

.beta-note {
    text-align: center;
    color: var(--text-tertiary);
    font-style: italic;
    margin-top: 3rem;
}


.decisions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.decision-card {
    padding: 2rem;
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.decision-card h3 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--accent);
}

.decision-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}


.experimental-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
}

.experimental-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.experimental-card {
    padding: 2rem;
    background-color: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border);
    position: relative;
}

.experimental-badge {
    position: absolute;
    top: 1rem;
    right: 1rem;
    padding: 0.375rem 0.875rem;
    background-color: #fef3c7;
    color: #92400e;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
}

[data-theme="dark"] .experimental-badge {
    background-color: #78350f;
    color: #fef3c7;
}

.experimental-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
    margin-top: 0.5rem;
}

.experimental-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}


.challenges-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 4rem;
}

.challenge-card {
    padding: 2rem;
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    border-left: 4px solid var(--accent);
}

.challenge-card h3 {
    font-size: 1.25rem;
    margin-bottom: 1rem;
}

.challenge-desc {
    color: var(--text-secondary);
    margin-bottom: 1rem;
    line-height: 1.7;
}

.challenge-solution {
    padding: 1rem;
    background-color: var(--bg-secondary);
    border-radius: 8px;
    line-height: 1.7;
}

.challenge-solution strong {
    color: var(--accent);
}


.learnings-section {
    margin-top: 4rem;
}

.learnings-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
}

.learning-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.25rem;
    background-color: var(--bg-tertiary);
    border-radius: 8px;
    border: 1px solid var(--border);
}

.learning-item svg {
    flex-shrink: 0;
    color: var(--success);
}

.learning-item span {
    color: var(--text-secondary);
    font-size: 0.9375rem;
}


.metrics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.metric-card {
    text-align: center;
    padding: 2rem;
    background-color: var(--bg-primary);
    border-radius: 12px;
    border: 1px solid var(--border);
}

.metric-number {
    font-size: 3rem;
    font-weight: 700;
    color: var(--accent);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.metric-label {
    font-size: 0.9375rem;
    color: var(--text-secondary);
}

.metrics-summary {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
}

.metrics-summary p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    line-height: 1.8;
}


.improvements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.improvement-card {
    padding: 2rem;
    background-color: var(--bg-tertiary);
    border-radius: 12px;
    border: 1px solid var(--border);
    text-align: center;
    transition: all 0.2s;
}

.improvement-card:hover {
    border-color: var(--accent);
    transform: translateY(-4px);
}

.improvement-card svg {
    color: var(--accent);
    margin-bottom: 1rem;
}

.improvement-card h3 {
    font-size: 1.125rem;
    margin-bottom: 0.75rem;
}

.improvement-card p {
    color: var(--text-secondary);
    font-size: 0.9375rem;
    line-height: 1.6;
}


@media (max-width: 968px) {
    .project-title {
        font-size: 2.5rem;
    }

    .project-subtitle {
        font-size: 1.25rem;
    }

    .project-tagline {
        font-size: 1.125rem;
    }

    .showcase-features {
        grid-template-columns: 1fr;
    }

    .feature-highlight {
        flex-direction: column;
        text-align: center;
    }

    .feature-icon {
        margin: 0 auto;
    }

    .architecture-highlights,
    .decisions-grid,
    .experimental-grid,
    .improvements-grid {
        grid-template-columns: 1fr;
    }

    .version-header {
        flex-wrap: wrap;
    }

    .version-date {
        margin-left: 0;
        width: 100%;
    }
}

@media (max-width: 640px) {
    .project-hero {
        padding: 6rem 0 3rem;
    }

    .project-title {
        font-size: 2rem;
    }

    .project-subtitle {
        font-size: 1.125rem;
    }

    .project-tagline {
        font-size: 1rem;
    }

    .project-meta {
        flex-direction: column;
        gap: 1rem;
    }

    .project-links {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
        justify-content: center;
    }

    .browser-url span {
        font-size: 0.75rem;
    }

    .overlay-cta span {
        font-size: 1rem;
    }
}



.system-diagram {
    max-width: 1000px;
    margin: 0 auto;
}

.diagram-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 4rem;
    flex-wrap: wrap;
}

.diagram-node {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem;
    background-color: var(--bg-primary);
    border: 2px solid var(--accent);
    border-radius: 12px;
    min-width: 120px;
}

.node-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--accent);
    border-radius: 8px;
    color: white;
}

.diagram-node span {
    font-weight: 600;
    color: var(--text-primary);
}

.diagram-arrow {
    font-size: 2rem;
    color: var(--accent);
    font-weight: 700;
}

.diagram-apps {
    text-align: center;
}

.diagram-apps h3 {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-primary);
}

.apps-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.app-node {
    padding: 0.75rem 1.5rem;
    background-color: var(--bg-tertiary);
    border: 1px solid var(--border);
    border-radius: 8px;
    font-family: var(--font-mono);
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.app-arrow {
    color: var(--text-tertiary);
    font-size: 1.25rem;
}


.metrics-intro {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.125rem;
}

.usage-metrics {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.usage-card {
    text-align: center;
    padding: 2.5rem 2rem;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    border-radius: 12px;
    color: white;
    box-shadow: 0 8px 20px rgba(37, 99, 235, 0.2);
    transition: transform 0.3s ease;
}

.usage-card:hover {
    transform: translateY(-4px);
}

.usage-number {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.5rem;
}

.usage-label {
    font-size: 1rem;
    opacity: 0.95;
    font-weight: 500;
}

.metrics-note {
    text-align: center;
    color: var(--text-tertiary);
    font-style: italic;
    max-width: 700px;
    margin: 0 auto;
}


.tradeoffs-section {
    margin-top: 4rem;
    padding-top: 4rem;
    border-top: 1px solid var(--border);
}

.tradeoffs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.tradeoff-card {
    padding: 2rem;
    background-color: var(--bg-primary);
    border-radius: 12px;
    border-left: 4px solid var(--accent);
}

.tradeoff-card h4 {
    font-size: 1.125rem;
    margin-bottom: 1rem;
    color: var(--text-primary);
}

.tradeoff-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}


@media (max-width: 768px) {
    .diagram-flow {
        flex-direction: column;
    }

    .diagram-arrow {
        transform: rotate(90deg);
    }

    .apps-flow {
        flex-direction: column;
    }

    .app-arrow {
        transform: rotate(90deg);
    }

    .usage-metrics {
        grid-template-columns: repeat(2, 1fr);
    }

    .usage-number {
        font-size: 2.5rem;
    }
}

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