/* =====================================================
   OSOL USE CASE - DELIVERY ACCELERATION
   Dedicated styles for the use case page
   ===================================================== */

/* ===== Variables ===== */
:root {
    --uc-accent: #b8956b;
    --uc-accent-light: #d4a574;
    --uc-success: #25D366;
    --uc-warning: #f59e0b;
    --uc-bg-dark: #0a0a0a;
    --uc-bg-card: rgba(255, 255, 255, 0.02);
    --uc-border: rgba(255, 255, 255, 0.08);
    --uc-text: rgba(255, 255, 255, 0.85);
    --uc-text-muted: rgba(255, 255, 255, 0.5);
}

/* ===== Navigation Override ===== */
.nav--usecase {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
}

.nav--usecase .nav__logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--uc-text-muted);
    transition: color 0.3s ease;
}

.nav--usecase .nav__logo:hover {
    color: var(--uc-accent);
}

.nav--usecase .nav__logo svg {
    transition: transform 0.3s ease;
}

.nav--usecase .nav__logo:hover svg {
    transform: translateX(-4px);
}

/* ===== Hero Section ===== */
.usecase-hero {
    min-height: 80vh;
    display: flex;
    align-items: center;
    padding: 10rem 2rem 6rem;
    background: linear-gradient(180deg, var(--uc-bg-dark) 0%, #121214 100%);
    position: relative;
    overflow: hidden;
}

.usecase-hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at 50% 0%, rgba(184, 149, 107, 0.08) 0%, transparent 60%);
    pointer-events: none;
}

.usecase-hero__container {
    max-width: 1100px;
    margin: 0 auto;
    position: relative;
    z-index: 1;
}

.usecase-hero__badge {
    display: flex;
    gap: 0.75rem;
    margin-bottom: 2rem;
}

.badge {
    padding: 0.5rem 1rem;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    border-radius: 100px;
}

.badge--accent {
    background: rgba(184, 149, 107, 0.15);
    color: var(--uc-accent);
    border: 1px solid rgba(184, 149, 107, 0.3);
}

.badge--outline {
    background: transparent;
    color: var(--uc-text-muted);
    border: 1px solid var(--uc-border);
}

.usecase-hero__title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 300;
    line-height: 1.15;
    margin-bottom: 1.5rem;
    color: var(--uc-text);
}

.usecase-hero__title em {
    font-style: italic;
    font-family: var(--font-serif);
    color: var(--uc-accent);
}

.usecase-hero__subtitle {
    font-size: 1.125rem;
    line-height: 1.7;
    color: var(--uc-text-muted);
    max-width: 700px;
    margin-bottom: 3rem;
}

/* Hero Stats */
.usecase-hero__stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.hero-stat {
    text-align: center;
    padding: 1.5rem;
    background: var(--uc-bg-card);
    border: 1px solid var(--uc-border);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.hero-stat:hover {
    border-color: rgba(184, 149, 107, 0.3);
    transform: translateY(-2px);
}

.hero-stat__value {
    display: block;
    font-size: 2rem;
    font-weight: 600;
    color: var(--uc-accent);
    margin-bottom: 0.25rem;
}

.hero-stat__label {
    font-size: 0.8rem;
    color: var(--uc-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Role Card */
.role-card {
    background: rgba(184, 149, 107, 0.05);
    border: 1px solid rgba(184, 149, 107, 0.2);
    border-radius: 16px;
    padding: 1.5rem 2rem;
    display: inline-block;
}

.role-card__title {
    display: block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--uc-accent);
    margin-bottom: 0.5rem;
}

.role-card__position {
    display: block;
    font-size: 1.25rem;
    font-weight: 500;
    color: var(--uc-text);
    margin-bottom: 0.5rem;
}

.role-card__scope {
    font-size: 0.9rem;
    color: var(--uc-text-muted);
    margin: 0;
}

/* ===== Context Section ===== */
.usecase-context {
    padding: 6rem 2rem;
    background: #0d0d0f;
}

.usecase-context__container {
    max-width: 1100px;
    margin: 0 auto;
}

.context-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.context-main .section-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--uc-accent);
    margin-bottom: 1rem;
}

.context-main .section-title {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 1.5rem;
    color: var(--uc-text);
}

.context-main .section-title em {
    font-style: italic;
    font-family: var(--font-serif);
    color: var(--uc-accent);
}

.context-text {
    font-size: 1rem;
    line-height: 1.8;
    color: var(--uc-text-muted);
    margin-bottom: 1.5rem;
}

/* Problem List */
.context-problems {
    background: var(--uc-bg-card);
    border: 1px solid var(--uc-border);
    border-radius: 20px;
    padding: 2rem;
}

.context-problems__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--uc-text);
    margin-bottom: 1.5rem;
}

.problem-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.problem-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem 0;
    border-bottom: 1px solid var(--uc-border);
    color: var(--uc-text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

.problem-item:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.problem-item:first-child {
    padding-top: 0;
}

.problem-icon {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    color: #ef4444;
    opacity: 0.8;
}

/* ===== Workflow Section ===== */
.usecase-workflow {
    padding: 6rem 2rem;
    background: var(--uc-bg-dark);
}

.usecase-workflow__container {
    max-width: 1200px;
    margin: 0 auto;
}

.workflow-header {
    text-align: center;
    margin-bottom: 4rem;
}

.workflow-header .section-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--uc-accent);
    margin-bottom: 1rem;
}

.workflow-header .section-title {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 1rem;
    color: var(--uc-text);
}

.workflow-header .section-title em {
    font-style: italic;
    font-family: var(--font-serif);
    color: var(--uc-accent);
}

.workflow-subtitle {
    font-size: 1.1rem;
    color: var(--uc-text-muted);
    max-width: 700px;
    margin: 0 auto;
}

/* Workflow Diagram */
.workflow-diagram {
    margin-bottom: 4rem;
}

.workflow-visual {
    background: rgba(255, 255, 255, 0.01);
    border: 1px solid var(--uc-border);
    border-radius: 20px;
    padding: 2rem;
    overflow: hidden;
}

.workflow-svg {
    width: 100%;
    height: auto;
    max-height: 500px;
}

/* Team boxes hover effect */
.team-box rect:first-child {
    transition: all 0.3s ease;
}

.team-box:hover rect:first-child {
    fill: rgba(184, 149, 107, 0.12);
    stroke: rgba(184, 149, 107, 0.5);
}

/* Workflow Steps */
.workflow-steps {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
}

.workflow-step {
    background: var(--uc-bg-card);
    border: 1px solid var(--uc-border);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    transition: all 0.3s ease;
}

.workflow-step:hover {
    border-color: rgba(184, 149, 107, 0.3);
    transform: translateY(-4px);
}

.workflow-step__number {
    display: inline-block;
    width: 36px;
    height: 36px;
    line-height: 36px;
    text-align: center;
    background: rgba(184, 149, 107, 0.1);
    color: var(--uc-accent);
    border-radius: 50%;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.workflow-step__title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--uc-text);
    margin-bottom: 0.75rem;
}

.workflow-step__text {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--uc-text-muted);
    margin: 0;
}

/* ===== Metrics Section ===== */
.usecase-metrics {
    padding: 6rem 2rem;
    background: #0d0d0f;
}

.usecase-metrics__container {
    max-width: 1100px;
    margin: 0 auto;
}

.metrics-header {
    text-align: center;
    margin-bottom: 4rem;
}

.metrics-header .section-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--uc-accent);
    margin-bottom: 1rem;
}

.metrics-header .section-title {
    font-size: 2.5rem;
    font-weight: 300;
    margin-bottom: 1rem;
    color: var(--uc-text);
}

.metrics-header .section-title em {
    font-style: italic;
    font-family: var(--font-serif);
    color: var(--uc-accent);
}

.metrics-subtitle {
    font-size: 1.1rem;
    color: var(--uc-text-muted);
}

/* Chart Container */
.metrics-chart {
    background: var(--uc-bg-card);
    border: 1px solid var(--uc-border);
    border-radius: 20px;
    padding: 2rem;
    margin-bottom: 2rem;
}

.chart-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.chart-title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--uc-text);
    margin: 0;
}

.chart-legend {
    display: flex;
    gap: 1.5rem;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.8rem;
    color: var(--uc-text-muted);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.legend-dot--primary {
    background: var(--uc-accent);
}

.legend-dot--secondary {
    background: var(--uc-accent-light);
    opacity: 0.6;
}

.chart-container {
    width: 100%;
    overflow-x: auto;
}

.delivery-chart,
.revenue-chart {
    width: 100%;
    min-width: 600px;
    height: auto;
}

.chart-note {
    font-size: 0.8rem;
    color: var(--uc-text-muted);
    font-style: italic;
    margin-top: 1rem;
    margin-bottom: 0;
}

/* Private Data Badge */
.chart-private-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.4rem 0.75rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--uc-border);
    border-radius: 100px;
    font-size: 0.75rem;
    color: var(--uc-text-muted);
}

.chart-private-badge svg {
    opacity: 0.6;
}

/* Revenue Summary */
.revenue-summary {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--uc-border);
}

.revenue-stat {
    text-align: center;
}

.revenue-stat__label {
    display: block;
    font-size: 0.8rem;
    color: var(--uc-text-muted);
    margin-bottom: 0.5rem;
}

.revenue-stat__value {
    display: block;
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--uc-success);
}

.revenue-stat__value--private {
    color: var(--uc-text-muted);
    letter-spacing: 0.1em;
}

/* Metric Cards */
.metrics-cards {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.metric-card {
    background: var(--uc-bg-card);
    border: 1px solid var(--uc-border);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    transition: all 0.3s ease;
}

.metric-card:hover {
    border-color: rgba(184, 149, 107, 0.3);
    transform: translateY(-2px);
}

.metric-card__icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(184, 149, 107, 0.1);
    border-radius: 12px;
    flex-shrink: 0;
}

.metric-card__icon svg {
    width: 24px;
    height: 24px;
    color: var(--uc-accent);
}

.metric-card__value {
    display: block;
    font-size: 1.75rem;
    font-weight: 600;
    color: var(--uc-text);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.metric-card__label {
    display: block;
    font-size: 0.8rem;
    color: var(--uc-text-muted);
}

/* ===== Clients Section ===== */
.usecase-clients {
    padding: 4rem 2rem;
    background: var(--uc-bg-dark);
    border-top: 1px solid var(--uc-border);
    border-bottom: 1px solid var(--uc-border);
}

.usecase-clients__container {
    max-width: 1100px;
    margin: 0 auto;
    text-align: center;
}

.clients-title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--uc-text-muted);
    margin-bottom: 2rem;
    font-weight: 500;
}

.clients-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.client-tag {
    padding: 0.6rem 1.25rem;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--uc-border);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--uc-text-muted);
    transition: all 0.3s ease;
}

.client-tag:hover {
    border-color: rgba(184, 149, 107, 0.3);
    color: var(--uc-text);
    background: rgba(184, 149, 107, 0.05);
}

/* ===== Results Section ===== */
.usecase-results {
    padding: 6rem 2rem;
    background: #0d0d0f;
}

.usecase-results__container {
    max-width: 1100px;
    margin: 0 auto;
}

.results-header {
    text-align: center;
    margin-bottom: 4rem;
}

.results-header .section-label {
    display: block;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--uc-accent);
    margin-bottom: 1rem;
}

.results-header .section-title {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--uc-text);
}

.results-header .section-title em {
    font-style: italic;
    font-family: var(--font-serif);
    color: var(--uc-accent);
}

/* Results Grid */
.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-bottom: 4rem;
}

.result-card {
    background: var(--uc-bg-card);
    border: 1px solid var(--uc-border);
    border-radius: 16px;
    padding: 2rem;
    display: flex;
    gap: 1.25rem;
    transition: all 0.3s ease;
}

.result-card:hover {
    border-color: rgba(37, 211, 102, 0.3);
    transform: translateY(-2px);
}

.result-card__icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    flex-shrink: 0;
}

.result-card__icon--success {
    background: rgba(37, 211, 102, 0.15);
    color: var(--uc-success);
}

.result-card__icon svg {
    width: 20px;
    height: 20px;
}

.result-card__title {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--uc-text);
    margin-bottom: 0.5rem;
}

.result-card__text {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--uc-text-muted);
    margin: 0;
}

/* Skills Used */
.skills-used {
    text-align: center;
}

.skills-used__title {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--uc-text-muted);
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.skill-tag {
    padding: 0.6rem 1.25rem;
    background: rgba(184, 149, 107, 0.08);
    border: 1px solid rgba(184, 149, 107, 0.2);
    border-radius: 100px;
    font-size: 0.85rem;
    color: var(--uc-accent);
    transition: all 0.3s ease;
}

.skill-tag:hover {
    background: rgba(184, 149, 107, 0.15);
    border-color: rgba(184, 149, 107, 0.4);
}

/* ===== CTA Section ===== */
.usecase-cta {
    padding: 6rem 2rem;
    background: var(--uc-bg-dark);
}

.usecase-cta__container {
    max-width: 700px;
    margin: 0 auto;
    text-align: center;
    padding: 4rem;
    background: rgba(184, 149, 107, 0.03);
    border: 1px solid rgba(184, 149, 107, 0.15);
    border-radius: 24px;
}

.usecase-cta__title {
    font-size: 2rem;
    font-weight: 300;
    color: var(--uc-text);
    margin-bottom: 1rem;
}

.usecase-cta__title em {
    font-style: italic;
    font-family: var(--font-serif);
    color: var(--uc-accent);
}

.usecase-cta__text {
    font-size: 1.1rem;
    color: var(--uc-text-muted);
    margin-bottom: 2rem;
}

.usecase-cta__buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Button overrides */
.btn--large {
    padding: 1rem 2rem;
    font-size: 1rem;
}

/* ===== Responsive Design ===== */
@media (max-width: 1024px) {
    .usecase-hero__stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .context-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

@media (max-width: 768px) {
    .usecase-hero {
        padding: 8rem 1.5rem 4rem;
        min-height: auto;
    }

    .usecase-hero__title {
        font-size: 2rem;
    }

    .usecase-hero__stats {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }

    .hero-stat {
        padding: 1rem;
    }

    .hero-stat__value {
        font-size: 1.5rem;
    }

    .workflow-steps {
        grid-template-columns: 1fr;
    }

    .workflow-visual {
        padding: 1rem;
    }

    .results-grid {
        grid-template-columns: 1fr;
    }

    .revenue-summary {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .metrics-cards {
        grid-template-columns: 1fr;
    }

    .usecase-cta__container {
        padding: 2rem;
    }

    .usecase-cta__title {
        font-size: 1.5rem;
    }

    .usecase-cta__buttons {
        flex-direction: column;
    }

    .chart-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .clients-grid {
        gap: 0.5rem;
    }

    .client-tag {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }
}

@media (max-width: 480px) {
    .usecase-hero {
        padding: 5rem 1rem 2rem;
    }

    .usecase-hero__title {
        font-size: 1.5rem;
    }

    .usecase-hero__subtitle {
        font-size: 0.9rem;
    }

    .usecase-hero__stats {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .hero-stat {
        padding: 0.75rem;
    }

    .hero-stat__value {
        font-size: 1.25rem;
    }

    .hero-stat__label {
        font-size: 0.65rem;
    }

    .usecase-hero__badge {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .badge {
        font-size: 0.65rem;
        padding: 0.4rem 0.75rem;
    }

    .role-card {
        padding: 1rem;
        width: 100%;
    }

    .role-card__title {
        font-size: 0.6rem;
    }

    .role-card__position {
        font-size: 1rem;
    }

    .role-card__scope {
        font-size: 0.8rem;
    }

    .usecase-context {
        padding: 2rem 1rem;
    }

    .section-label {
        font-size: 0.65rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .context-text {
        font-size: 0.875rem;
    }

    .context-problems {
        padding: 1rem;
        border-radius: 12px;
    }

    .context-problems__title {
        font-size: 0.9rem;
    }

    .problem-item {
        font-size: 0.8rem;
        gap: 0.75rem;
        padding: 0.75rem 0;
    }

    .problem-icon {
        width: 16px;
        height: 16px;
    }

    .workflow-step {
        padding: 1.25rem 1rem;
        border-radius: 12px;
    }

    .workflow-step__number {
        width: 32px;
        height: 32px;
        line-height: 32px;
        font-size: 0.75rem;
    }

    .workflow-step__title {
        font-size: 1rem;
    }

    .workflow-step__text {
        font-size: 0.8rem;
    }

    .metrics-chart {
        padding: 1rem;
        border-radius: 12px;
    }

    .chart-title {
        font-size: 0.95rem;
    }

    .metric-card {
        padding: 1rem;
        border-radius: 12px;
    }

    .metric-card__icon {
        width: 40px;
        height: 40px;
    }

    .metric-card__icon svg {
        width: 20px;
        height: 20px;
    }

    .metric-card__value {
        font-size: 1.5rem;
    }

    .metric-card__label {
        font-size: 0.7rem;
    }

    .result-card {
        padding: 1rem;
        border-radius: 12px;
    }

    .result-card__icon {
        width: 36px;
        height: 36px;
    }

    .result-card__title {
        font-size: 1rem;
    }

    .result-card__text {
        font-size: 0.8rem;
    }

    .skills-tags {
        gap: 0.5rem;
    }

    .skill-tag {
        padding: 0.5rem 0.875rem;
        font-size: 0.75rem;
    }

    .usecase-cta__container {
        padding: 1.5rem;
        border-radius: 16px;
    }

    .usecase-cta__title {
        font-size: 1.25rem;
    }

    .usecase-cta__text {
        font-size: 0.9rem;
    }

    .btn {
        padding: 0.75rem 1.25rem;
        font-size: 0.8rem;
    }

    .btn--large {
        padding: 0.875rem 1.5rem;
        font-size: 0.875rem;
    }
}

/* Extra Small (max 360px) */
@media (max-width: 360px) {
    .usecase-hero {
        padding: 4.5rem 0.75rem 1.5rem;
    }

    .usecase-hero__title {
        font-size: 1.25rem;
    }

    .section-title {
        font-size: 1.25rem;
    }

    .hero-stat__value {
        font-size: 1.125rem;
    }

    .workflow-step__title {
        font-size: 0.9rem;
    }

    .metric-card__value {
        font-size: 1.25rem;
    }
}

/* ===== Animation Adjustments ===== */
@media (prefers-reduced-motion: reduce) {
    .workflow-svg animate,
    .delivery-chart animate,
    .revenue-chart animate {
        animation: none !important;
    }

    .workflow-svg [attributeName],
    .delivery-chart [attributeName],
    .revenue-chart [attributeName] {
        animation: none !important;
    }
}

/* ===== Print Styles ===== */
@media print {
    .nav--usecase,
    .usecase-cta,
    .footer {
        display: none;
    }

    .usecase-hero {
        min-height: auto;
        padding: 2rem;
    }

    .metrics-chart,
    .workflow-visual {
        border: 1px solid #ccc;
        page-break-inside: avoid;
    }

    .chart-private-badge::after {
        content: ' - Confidential';
    }
}