.bg-slate {
    background-color: #0f172a !important;
}

.text-slate {
    color: #0f172a !important;
}

.bg-cyan-subtle {
    background-color: #e0f2fe !important;
}

.bg-orange-subtle {
    background-color: #ffedd5 !important;
}

.max-w-700 {
    max-width: 700px;
}

.max-w-600 {
    max-width: 600px;
}

.fs-7 {
    font-size: 0.825rem;
}

.line-height-md {
    line-height: 1.6;
}

.line-height-sm {
    line-height: 1.4;
}

.transition-hover {
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.3s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.3s ease;
}

.transition-hover:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(15, 23, 42, 0.08) !important;
}

/* Ensure clean fade transitions without text ghosting between slides on About page */
#gasflowAboutCarousel .carousel-item {
    opacity: 0;
    transition: opacity 0.6s ease-in-out;
    pointer-events: none;
    z-index: 1;
}

#gasflowAboutCarousel .carousel-item.active {
    opacity: 1;
    pointer-events: auto;
    z-index: 2;
}

.about-page-wrapper {
    background-color: var(--bg-void, #f8fafc);
    min-height: calc(100vh - 200px);
    position: relative;
    padding-top: 2.5rem;
    padding-bottom: 2.5rem;
}

/* ==========================================================================
   1. Company Statistics Section
   ========================================================================== */
.about-stats-section {
    position: relative;
    z-index: 2;
}

.about-stats-card {
    background: #ffffff;
    border: 1px solid rgba(226, 232, 240, 0.85);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
    padding: 1.75rem 1rem;
    transition: var(--transition-smooth, all 0.3s ease);
}

.about-stats-card:hover {
    box-shadow: 0 15px 35px rgba(2, 132, 199, 0.07);
}

.stat-col {
    position: relative;
}

/* Vertical dividers on desktop */
@media (min-width: 992px) {
    .stat-col:not(:last-child)::after {
        content: '';
        position: absolute;
        top: 15%;
        right: 0;
        height: 70%;
        width: 1px;
        background-color: #e2e8f0;
    }
}

/* Responsive dividers for tablet */
@media (min-width: 576px) and (max-width: 991.98px) {
    .stat-col:nth-child(odd)::after {
        content: '';
        position: absolute;
        top: 15%;
        right: 0;
        height: 70%;
        width: 1px;
        background-color: #e2e8f0;
    }

    .stat-col:nth-child(1),
    .stat-col:nth-child(2) {
        border-bottom: 1px solid #e2e8f0;
        padding-bottom: 1rem;
        margin-bottom: 1rem;
    }
}

/* Mobile responsive adjustments */
@media (max-width: 575.98px) {
    .stat-col:nth-child(odd)::after {
        content: '';
        position: absolute;
        top: 12%;
        right: 0;
        height: 76%;
        width: 1px;
        background-color: #e2e8f0;
    }

    .stat-col:nth-child(1),
    .stat-col:nth-child(2) {
        border-bottom: 1px solid #e2e8f0;
        padding-bottom: 0.85rem;
        margin-bottom: 0.85rem;
    }
}

.stat-item {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.1rem;
    padding: 0.4rem 1rem;
}

.stat-icon-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.stat-icon {
    font-size: 2.35rem;
    color: #0284c7;
    line-height: 1;
}

.stat-info {
    display: flex;
    flex-direction: column;
}

.stat-number {
    font-family: var(--font-hud, 'Outfit', sans-serif);
    font-size: 1.65rem;
    font-weight: 800;
    color: #0f172a;
    line-height: 1.15;
    letter-spacing: -0.01em;
}

.stat-label {
    font-size: 0.9rem;
    color: #64748b;
    font-weight: 500;
}

/* ==========================================================================
   2. What Drives Us Section
   ========================================================================== */
.about-section-heading {
    font-size: clamp(2rem, 3.5vw, 2.5rem);
    font-weight: 800;
    color: #0f172a;
    letter-spacing: -0.025em;
    font-family: var(--font-heading, 'Plus Jakarta Sans', sans-serif);
}

.driver-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
    padding: 2.5rem 1.75rem;
    text-align: center;
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.35s cubic-bezier(0.16, 1, 0.3, 1), border-color 0.35s ease;
}

.driver-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 18px 40px rgba(2, 132, 199, 0.1);
    border-color: rgba(2, 132, 199, 0.4);
}

.driver-icon-circle {
    width: 68px;
    height: 68px;
    border-radius: 50%;
    background: #f0f9ff;
    border: 1px solid rgba(2, 132, 199, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #0284c7;
    font-size: 1.85rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.driver-card:hover .driver-icon-circle {
    background: #0284c7;
    color: #ffffff;
    transform: scale(1.06);
    box-shadow: 0 6px 18px rgba(2, 132, 199, 0.3);
}

.driver-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.85rem;
    font-family: var(--font-heading, 'Plus Jakarta Sans', sans-serif);
}

.driver-desc {
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.65;
    margin: 0;
}

/* ==========================================================================
   3. Growth & Milestone Timeline
   ========================================================================== */
.about-timeline-section {
    position: relative;
}

.timeline-container {
    padding: 1rem 0;
}

.timeline-line {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 3px;
    background: linear-gradient(180deg, rgba(2, 132, 199, 0.2) 0%, #0284c7 50%, rgba(255, 107, 0, 0.3) 100%);
    transform: translateX(-50%);
    border-radius: 2px;
}

.timeline-card-wrapper {
    display: flex;
    align-items: center;
    width: 100%;
    position: relative;
}

@media (min-width: 992px) {
    .timeline-left {
        padding-right: 52%;
        justify-content: flex-end;
    }
    
    .timeline-right {
        padding-left: 52%;
        justify-content: flex-start;
    }

    .timeline-left .timeline-badge-year {
        right: calc(48% - 32px);
    }

    .timeline-right .timeline-badge-year {
        left: calc(48% - 32px);
    }
}

.timeline-badge-year {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid #0284c7;
    box-shadow: 0 6px 20px rgba(2, 132, 199, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: #0284c7;
    font-size: 1.15rem;
    position: absolute;
    z-index: 5;
    font-family: var(--font-hud, 'Outfit', sans-serif);
}

.timeline-content-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 16px;
    padding: 1.5rem;
    width: 100%;
    box-shadow: 0 8px 25px rgba(15, 23, 42, 0.04);
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.timeline-content-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 15px 35px rgba(2, 132, 199, 0.09);
    border-color: rgba(2, 132, 199, 0.3);
}



/* ==========================================================================
   4. R&D & Engineering Section
   ========================================================================== */
.engineering-img-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    top: 0;
    background: linear-gradient(180deg, rgba(15, 23, 42, 0.1) 0%, rgba(15, 23, 42, 0.85) 100%);
}

.eng-highlight-card {
    border-color: #e2e8f0;
}

.eng-icon-wrap {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: #f0f9ff;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* ==========================================================================
   5. 5-Step Quality Assurance Process Grid
   ========================================================================== */
@media (min-width: 992px) {
    .col-lg-2-4 {
        flex: 0 0 auto;
        width: 20%;
    }
}

.step-badge-number {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: #0284c7;
    color: #ffffff;
    font-weight: 800;
    font-size: 0.95rem;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto;
    font-family: var(--font-hud, 'Outfit', sans-serif);
    box-shadow: 0 4px 12px rgba(2, 132, 199, 0.3);
}

.qa-step-card:hover .step-badge-number {
    background: #ff6b00;
    box-shadow: 0 4px 12px rgba(255, 107, 0, 0.4);
    transform: scale(1.1);
    transition: all 0.3s ease;
}

/* ==========================================================================
   6. Certification Section
   ========================================================================== */
.certification-card {
    background: #ffffff;
    border: 1px solid #e2e8f0;
    border-radius: 18px;
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.04);
}

.cert-heading {
    font-size: 1.6rem;
    font-weight: 800;
    color: #0f172a;
    margin-bottom: 0.75rem;
    font-family: var(--font-heading, 'Plus Jakarta Sans', sans-serif);
}

.cert-desc {
    font-size: 0.95rem;
    color: #64748b;
    line-height: 1.65;
}

.cert-box {
    transition: transform 0.25s ease, border-color 0.25s ease;
}

.cert-box:hover {
    transform: translateY(-3px);
    border-color: rgba(2, 132, 199, 0.4) !important;
}

/* ==========================================================================
   7. Call-to-Action Section
   ========================================================================== */
.cta-glow-overlay {
    position: absolute;
    top: -50%;
    right: -20%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(2, 132, 199, 0.25) 0%, rgba(255, 107, 0, 0.15) 50%, rgba(15, 23, 42, 0) 70%);
    pointer-events: none;
}

.about-cta-section {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.about-cta-heading {
    letter-spacing: -0.015em;
    font-family: var(--font-heading, 'Plus Jakarta Sans', sans-serif);
}

.btn-orange-cta {
    background: linear-gradient(135deg, #ff6b00 0%, #ea580c 100%);
    color: #ffffff !important;
    font-weight: 700;
    font-size: 1rem;
    padding: 0.85rem 2.25rem;
    border-radius: 10px;
    border: none;
    box-shadow: 0 4px 18px rgba(255, 107, 0, 0.35);
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.btn-orange-cta:hover {
    background: linear-gradient(135deg, #ff8800 0%, #ff6b00 100%);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 0, 0.45);
    color: #ffffff !important;
}

.btn-orange-cta:active {
    transform: translateY(0);
}

/* ==========================================================================
   Responsive Adjustments
   ========================================================================== */
@media (max-width: 991.98px) {
    .timeline-badge-year {
        position: relative;
        left: 0 !important;
        right: 0 !important;
        margin-bottom: 1rem;
        width: 52px;
        height: 52px;
        font-size: 0.9rem;
    }

    .timeline-card-wrapper {
        flex-direction: column;
        align-items: flex-start;
        padding-left: 0 !important;
        padding-right: 0 !important;
    }

    .certification-card {
        padding: 2rem 1.5rem;
    }

    .cert-heading {
        text-align: center;
    }

    .cert-desc {
        text-align: center;
        margin-bottom: 1.5rem;
    }
}

@media (max-width: 767.98px) {
    .about-page-wrapper {
        padding-top: 1.5rem;
        padding-bottom: 1.5rem;
    }

    .driver-card {
        padding: 2rem 1.25rem;
    }

    .stat-item {
        padding: 0.4rem 0.2rem;
        gap: 0.75rem;
    }

    .stat-icon {
        font-size: 2rem;
    }

    .stat-number {
        font-size: 1.4rem;
    }

    .stat-label {
        font-size: 0.8rem;
    }
}