.expertise-page {
    --expertise-ink: #123f3d;
    --expertise-deep: #082d31;
    --expertise-teal: #0e6561;
    --expertise-orange: #f39c12;
    background: var(--surface);
}

.expertise-page .expertise-hero {
    position: relative;
    display: flex;
    min-height: min(720px, 86svh);
    align-items: center;
    overflow: hidden;
    isolation: isolate;
    background: var(--expertise-deep);
}

.expertise-page .expertise-hero .hero-slider,
.expertise-page .expertise-hero .hero-slide {
    position: absolute;
    inset: 0;
}

.expertise-page .expertise-hero .hero-slide {
    background-position: center;
    background-size: cover;
}

.expertise-page .expertise-hero::after {
    position: absolute;
    z-index: 1;
    inset: 0;
    background: linear-gradient(90deg, rgba(5, 28, 32, .92), rgba(5, 28, 32, .66) 52%, rgba(5, 28, 32, .24));
    content: "";
}

.expertise-page .expertise-hero-content {
    position: relative;
    z-index: 2;
    width: min(100% - 48px, 1180px);
    padding: 130px 0 86px;
}

.expertise-page .expertise-eyebrow {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 20px;
    color: #b7eee0 !important;
    font-size: .76rem;
    font-weight: 700;
    letter-spacing: .16em;
}

.expertise-page .expertise-eyebrow::before {
    width: 36px;
    height: 2px;
    background: var(--expertise-orange);
    content: "";
}

.expertise-page .expertise-hero h1 {
    max-width: 860px;
    margin: 0 0 22px;
    color: #fff !important;
    font-size: clamp(2.8rem, 6.5vw, 5.8rem);
    letter-spacing: -.055em;
    line-height: 1.03;
}

.expertise-page .expertise-hero-intro {
    max-width: 680px;
    margin: 0;
    color: rgba(255, 255, 255, .88) !important;
    font-size: clamp(1.05rem, 1.8vw, 1.3rem);
    line-height: 1.7;
}

.expertise-page .expertise-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.expertise-page .expertise-hero-actions .btn {
    min-height: 50px;
    align-items: center;
    border-radius: 6px;
    font-weight: 700;
}

.expertise-page .expertise-hero-actions .btn-primary {
    border-color: var(--expertise-orange);
    background: var(--expertise-orange);
    color: var(--expertise-deep);
}

.expertise-page .expertise-hero-actions .btn-secondary {
    border: 1px solid rgba(255, 255, 255, .62);
    background: rgba(255, 255, 255, .06);
    color: #fff;
}

.expertise-page > .section {
    padding: clamp(68px, 8vw, 112px) 24px;
}

.expertise-page > .section.alt {
    background: var(--surface-raised);
}

.expertise-page > .section > .container {
    width: min(100%, 1180px);
}

.expertise-page > .section h2 {
    max-width: 820px;
    margin-bottom: 18px;
    color: var(--dark);
    font-size: clamp(2rem, 4vw, 3.2rem);
    letter-spacing: -.04em;
    line-height: 1.1;
}

.expertise-page > .section h2::after {
    left: 0;
    transform: none;
}

.expertise-page > .section > .container > .text-left {
    max-width: 820px;
    margin-bottom: 34px;
    color: var(--text-muted);
    font-size: 1rem;
    line-height: 1.8;
}

.expertise-page .card-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    align-items: stretch;
    gap: 20px;
}

.expertise-page .card-grid .card {
    display: flex;
    min-width: 0;
    min-height: 100%;
    flex-direction: column;
    align-items: flex-start;
    padding: clamp(24px, 3vw, 32px);
    border: 1px solid var(--border-color);
    border-top: 4px solid var(--expertise-orange);
    border-radius: 18px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    text-align: left;
    transition: transform .22s ease, box-shadow .22s ease;
}

.expertise-page .card-grid .card:nth-child(3n + 2) {
    border-top-color: var(--expertise-teal);
}

.expertise-page .card-grid .card:nth-child(3n) {
    border-top-color: #69a84f;
}

.expertise-page .card-grid .card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
}

.expertise-page .card-icon {
    display: flex;
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    align-items: center;
    justify-content: center;
    margin: 0 0 20px;
    border-radius: 14px;
    background: color-mix(in srgb, var(--expertise-teal) 14%, var(--surface));
    color: var(--expertise-teal);
}

.expertise-page .card-icon::before {
    font-family: "Font Awesome 6 Free";
    font-size: 1.15rem;
    font-weight: 900;
    content: "\f0c0";
}

.expertise-page .card-grid .card:nth-child(2) .card-icon::before { content: "\f6d3"; }
.expertise-page .card-grid .card:nth-child(3) .card-icon::before { content: "\f06c"; }
.expertise-page .card-grid .card:nth-child(4) .card-icon::before { content: "\f1ad"; }
.expertise-page .card-grid .card:nth-child(5) .card-icon::before { content: "\f1c0"; }

.expertise-page .card-grid .card h3 {
    margin: 0 0 12px;
    color: var(--dark);
    font-size: 1.1rem;
    line-height: 1.3;
}

.expertise-page .card-grid .card p,
.expertise-page .expertise-details,
.expertise-page .methodology-detail {
    color: var(--text-muted);
    line-height: 1.7;
}

.expertise-page .card-grid .card p {
    margin: 0 0 18px;
}

.expertise-page .expertise-details,
.expertise-page .methodology-detail {
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--border-color);
    font-size: .86rem;
}

.expertise-page .expertise-details strong,
.expertise-page .methodology-detail strong {
    color: var(--expertise-teal);
}

.expertise-page .columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    align-items: stretch;
    gap: 20px;
}

.expertise-page .column {
    min-width: 0;
}

.expertise-page .expert-category {
    height: 100%;
    padding: clamp(24px, 3vw, 34px);
    border: 1px solid var(--border-color);
    border-radius: 18px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
}

.expertise-page .expert-category h3 {
    margin: 0 0 18px;
    color: var(--dark);
    font-size: 1.15rem;
}

.expertise-page .expert-category ul {
    display: grid;
    gap: 16px;
    margin: 0;
    padding: 0;
    list-style: none;
}

.expertise-page .expert-category li {
    position: relative;
    padding-left: 22px;
    color: var(--text-muted);
    line-height: 1.65;
}

.expertise-page .expert-category li::before {
    position: absolute;
    top: .65em;
    left: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--expertise-orange);
    content: "";
}

.expertise-page .network-stats {
    margin-top: 36px;
    padding: 28px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--expertise-deep), var(--expertise-teal));
}

.expertise-page .network-stats h3 {
    margin: 0 0 20px;
    color: #fff !important;
    text-align: center;
}

.expertise-page .stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 14px;
}

.expertise-page .stat {
    padding: 18px 12px;
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: 14px;
    background: rgba(255, 255, 255, .08);
    text-align: center;
}

.expertise-page .stat-number {
    display: block;
    color: var(--expertise-orange) !important;
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    text-align: center;
}

.expertise-page .stat-label {
    color: rgba(255, 255, 255, .82);
    line-height: 1.4;
}

.expertise-page .process-steps {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 18px;
}

.expertise-page .process-step {
    position: relative;
    min-height: 210px;
    padding: 26px 22px 22px;
    border: 1px solid var(--border-color);
    border-radius: 18px;
    background: var(--surface);
    box-shadow: var(--shadow-sm);
    text-align: center;
}

.expertise-page .step-number {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--expertise-orange);
    color: var(--expertise-deep);
    line-height: 1;
    font-weight: 800;
}

.expertise-page .process-step h3 {
    margin: 0 0 10px;
    color: var(--dark);
    font-size: 1rem;
}

.expertise-page .process-step p {
    margin: 0;
    color: var(--text-muted);
    line-height: 1.65;
}

.expertise-page .cta {
    background: linear-gradient(135deg, var(--expertise-deep), var(--expertise-teal));
}

.expertise-page .cta-content h2,
.expertise-page .cta-content p {
    color: #fff !important;
}

@media (max-width: 960px) {
    .expertise-page .card-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .expertise-page .process-steps {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .expertise-page .expertise-hero-content {
        width: min(100% - 36px, 1180px);
        padding: 116px 0 64px;
    }

    .expertise-page > .section {
        padding-right: 18px;
        padding-left: 18px;
    }

    .expertise-page .card-grid,
    .expertise-page .columns,
    .expertise-page .process-steps {
        grid-template-columns: 1fr;
    }

    .expertise-page .stats-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}