:root {
    --st-primary: #42a3d5;
    --st-primary-dark: #267fa9;
    --st-navy: #173646;
    --st-navy-light: #234f65;
    --st-text: #63727b;
    --st-heading: #1c303b;
    --st-light: #f4f8fa;
    --st-white: #ffffff;
    --st-border: #e2ebef;
    --st-shadow: 0 18px 50px rgba(23, 54, 70, 0.11);
}

.st-about-page {
    color: var(--st-text);
    overflow: hidden;
}

/* ==========================================
   COMMON SECTION
========================================== */

.st-section {
    position: relative;
    padding: 100px 0;
}

.st-section-heading {
    max-width: 750px;
    margin: 0 auto 55px;
    text-align: center;
}

    .st-section-heading > span {
        display: block;
        margin-bottom: 9px;
        color: var(--st-primary);
        font-size: 13px;
        font-weight: 800;
        letter-spacing: 2.7px;
        text-transform: uppercase;
    }

    .st-section-heading h2 {
        margin: 0 0 14px;
        color: var(--st-navy);
        font-size: 43px;
        font-weight: 800;
        line-height: 1.2;
    }

    .st-section-heading > p {
        margin: 0;
        font-size: 17px;
        line-height: 1.75;
    }

.st-heading-line {
    width: 75px;
    height: 3px;
    margin: 21px auto 0;
    background: var(--st-primary);
    border-radius: 5px;
}

.st-heading-left {
    margin: 0 0 25px;
    text-align: left;
}

    .st-heading-left .st-heading-line {
        margin-left: 0;
    }

.st-lead-text {
    color: var(--st-heading);
    font-size: 18px;
    line-height: 1.75;
}

.st-about-page p {
    line-height: 1.8;
}

/* ==========================================
   HERO
========================================== */

.st-about-hero {
    position: relative;
    min-height: 500px;
    display: flex;
    align-items: center;
    background: url("../Img/project-4.jpg") center center / cover no-repeat;
}

.st-about-hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient( 90deg, rgba(12, 40, 54, 0.94) 0%, rgba(18, 64, 84, 0.79) 48%, rgba(18, 64, 84, 0.30) 100% );
}

.st-about-hero-content {
    position: relative;
    z-index: 2;
    max-width: 820px;
    padding: 75px 0;
}

.st-about-badge {
    display: inline-block;
    margin-bottom: 15px;
    color: #7dd0f5;
    font-size: 13px;
    font-weight: 800;
    letter-spacing: 3px;
}

.st-about-hero h1 {
    margin: 0 0 20px;
    color: #ffffff;
    font-size: 56px;
    font-weight: 850;
    line-height: 1.13;
}

.st-about-hero-content > p {
    max-width: 720px;
    margin: 0 0 27px;
    color: #e2f1f7;
    font-size: 18px;
    line-height: 1.75;
}

.st-breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    color: #d1e8f2;
    font-size: 14px;
}

    .st-breadcrumb a {
        color: #ffffff;
        font-weight: 700;
        text-decoration: none;
    }

        .st-breadcrumb a:hover {
            color: #7dd0f5;
        }

    .st-breadcrumb i {
        color: var(--st-primary);
        font-size: 12px;
    }

/* ==========================================
   WHO WE ARE
========================================== */

.st-who-section {
    background: var(--st-white);
}

.st-about-image {
    position: relative;
    height: 680px;
}

    .st-about-image > img {
        width: 100%;
        height: 100%;
        display: block;
        object-fit: cover;
        border-radius: 18px;
        box-shadow: var(--st-shadow);
    }

.st-image-experience {
    position: absolute;
    right: -25px;
    bottom: 35px;
    min-width: 230px;
    padding: 22px 27px;
    display: flex;
    flex-direction: column;
    color: #ffffff;
    background: var(--st-navy);
    border-left: 5px solid var(--st-primary);
    box-shadow: 0 15px 35px rgba(23, 54, 70, 0.25);
}

    .st-image-experience strong {
        font-size: 26px;
        font-weight: 800;
    }

    .st-image-experience span {
        color: #cbe8f5;
        font-size: 13px;
    }

.st-image-pattern {
    position: absolute;
    top: -18px;
    left: -18px;
    z-index: -1;
    width: 140px;
    height: 140px;
    background-image: radial-gradient( var(--st-primary) 1.7px, transparent 1.7px );
    background-size: 13px 13px;
}

.st-who-section p {
    font-size: 16px;
}

.st-who-points {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
    margin: 29px 0 32px;
}

.st-who-point {
    display: flex;
    gap: 13px;
    padding: 17px;
    background: var(--st-light);
    border: 1px solid var(--st-border);
    border-radius: 10px;
}

    .st-who-point > span {
        flex: 0 0 39px;
        width: 39px;
        height: 39px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #ffffff;
        background: var(--st-primary);
        border-radius: 50%;
    }

    .st-who-point h3 {
        margin: 0 0 4px;
        color: var(--st-navy);
        font-size: 15px;
        font-weight: 800;
    }

    .st-who-point p {
        margin: 0;
        font-size: 12px;
        line-height: 1.55;
    }

.st-primary-button,
.st-outline-button,
.st-cta-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 25px;
    color: #ffffff;
    background: var(--st-primary);
    border: 2px solid var(--st-primary);
    border-radius: 7px;
    font-size: 14px;
    font-weight: 750;
    text-decoration: none;
    transition: 0.3s ease;
}

    .st-primary-button:hover,
    .st-cta-button:hover {
        color: #ffffff;
        background: var(--st-primary-dark);
        border-color: var(--st-primary-dark);
        transform: translateY(-2px);
    }

/* ==========================================
   HISTORY
========================================== */

.st-history-section {
    background: var(--st-light);
}

.st-history-content {
    padding-right: 20px;
}

.st-history-label {
    display: block;
    margin-bottom: 10px;
    color: var(--st-primary);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 2px;
}

.st-history-content h3 {
    margin: 0 0 23px;
    color: var(--st-navy);
    font-size: 32px;
    font-weight: 800;
    line-height: 1.3;
}

.st-history-content p {
    font-size: 15px;
}

.st-timeline {
    position: relative;
    padding-left: 32px;
}

    .st-timeline::before {
        position: absolute;
        top: 18px;
        bottom: 18px;
        left: 55px;
        width: 2px;
        content: "";
        background: #cfe4ed;
    }

.st-timeline-item {
    position: relative;
    display: flex;
    gap: 22px;
    margin-bottom: 22px;
}

    .st-timeline-item:last-child {
        margin-bottom: 0;
    }

.st-timeline-marker {
    position: relative;
    z-index: 2;
    flex: 0 0 48px;
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: var(--st-primary);
    border: 5px solid var(--st-light);
    border-radius: 50%;
    box-shadow: 0 5px 15px rgba(66, 163, 213, 0.3);
}

.st-timeline-card {
    flex: 1;
    padding: 21px 23px;
    background: #ffffff;
    border: 1px solid var(--st-border);
    border-radius: 11px;
    box-shadow: 0 8px 25px rgba(23, 54, 70, 0.055);
}

    .st-timeline-card > span {
        color: var(--st-primary);
        font-size: 10px;
        font-weight: 800;
        letter-spacing: 1.7px;
    }

    .st-timeline-card h3 {
        margin: 5px 0 7px;
        color: var(--st-navy);
        font-size: 18px;
        font-weight: 800;
    }

    .st-timeline-card p {
        margin: 0;
        font-size: 13px;
        line-height: 1.6;
    }

/* ==========================================
   DIRECTORS
========================================== */

.st-directors-section {
    background: #ffffff;
}

.st-director-card {
    height: 100%;
    overflow: hidden;
    background: #ffffff;
    border: 1px solid var(--st-border);
    border-radius: 15px;
    box-shadow: var(--st-shadow);
    transition: 0.35s ease;
}

    .st-director-card:hover {
        transform: translateY(-8px);
    }

.st-director-photo {
    position: relative;
    height: 410px;
    overflow: hidden;
    background: var(--st-light);
}

    .st-director-photo img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: center top;
        transition: transform 0.5s ease;
    }

.st-director-card:hover .st-director-photo img {
    transform: scale(1.04);
}

.st-director-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: flex-end;
    justify-content: flex-end;
    padding: 22px;
    background: linear-gradient( to top, rgba(23, 54, 70, 0.60), transparent 50% );
}

    .st-director-overlay span {
        width: 43px;
        height: 43px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        color: #ffffff;
        background: var(--st-primary);
        border-radius: 50%;
    }

.st-director-content {
    padding: 28px;
}

.st-director-position {
    display: block;
    margin-bottom: 5px;
    color: var(--st-primary);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 2px;
}

.st-director-content h3 {
    margin: 0 0 13px;
    color: var(--st-navy);
    font-size: 25px;
    font-weight: 800;
}

.st-director-content p {
    margin: 0 0 18px;
    font-size: 14px;
    line-height: 1.7;
}

.st-director-content blockquote {
    margin: 0;
    padding: 14px 16px;
    color: var(--st-navy);
    background: var(--st-light);
    border-left: 3px solid var(--st-primary);
    font-size: 13px;
    font-style: italic;
    line-height: 1.65;
}

/* ==========================================
   EXCELLENCE
========================================== */

.st-excellence-section {
    background: linear-gradient( 120deg, #102f40, #1d536d );
}

    .st-excellence-section .st-section-heading h2 {
        color: #ffffff;
    }

    .st-excellence-section p {
        color: #cfe4ed;
    }

.st-outline-button {
    color: #ffffff;
    background: transparent;
    border-color: var(--st-primary);
}

    .st-outline-button:hover {
        color: #ffffff;
        background: var(--st-primary);
        transform: translateY(-2px);
    }

.st-excellence-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.st-excellence-card {
    position: relative;
    min-height: 220px;
    padding: 25px;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.07);
    border: 1px solid rgba(255, 255, 255, 0.13);
    border-radius: 12px;
    transition: 0.3s ease;
}

    .st-excellence-card:hover {
        background: rgba(255, 255, 255, 0.12);
        border-color: rgba(66, 163, 213, 0.8);
        transform: translateY(-5px);
    }

.st-excellence-number {
    position: absolute;
    top: 12px;
    right: 17px;
    color: rgba(255, 255, 255, 0.09);
    font-size: 39px;
    font-weight: 900;
}

.st-excellence-icon {
    width: 49px;
    height: 49px;
    margin-bottom: 19px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
    background: var(--st-primary);
    border-radius: 10px;
    font-size: 21px;
}

.st-excellence-card h3 {
    margin: 0 0 8px;
    color: #ffffff;
    font-size: 18px;
    font-weight: 800;
}

.st-excellence-card p {
    margin: 0;
    font-size: 13px;
    line-height: 1.65;
}

/* ==========================================
   CTA
========================================== */

.st-about-cta {
    padding: 0 0 100px;
    background: #ffffff;
}

.st-about-cta-box {
    padding: 48px 55px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    color: #d4e8f1;
    background: linear-gradient( 115deg, var(--st-navy), var(--st-navy-light) );
    border-radius: 17px;
    box-shadow: var(--st-shadow);
}

    .st-about-cta-box span {
        color: #75c9ef;
        font-size: 12px;
        font-weight: 800;
        letter-spacing: 2px;
    }

    .st-about-cta-box h2 {
        margin: 7px 0;
        color: #ffffff;
        font-size: 34px;
        font-weight: 800;
    }

    .st-about-cta-box p {
        margin: 0;
    }

.st-cta-button {
    flex: 0 0 auto;
}

/* ==========================================
   RESPONSIVE
========================================== */

@media (max-width: 1199.98px) {
    .st-about-image {
        height: 730px;
    }

    .st-image-experience {
        right: 20px;
    }
}

@media (max-width: 991.98px) {
    .st-section {
        padding: 78px 0;
    }

    .st-about-hero {
        min-height: 460px;
    }

        .st-about-hero h1 {
            font-size: 46px;
        }

    .st-about-image {
        height: 560px;
    }

    .st-history-content {
        padding-right: 0;
    }

    .st-about-cta-box {
        align-items: flex-start;
        flex-direction: column;
    }
}

@media (max-width: 767.98px) {
    .st-section {
        padding: 60px 0;
    }

    .st-section-heading {
        margin-bottom: 38px;
    }

        .st-section-heading h2 {
            font-size: 33px;
        }

    .st-about-hero {
        min-height: 430px;
    }

    .st-about-hero-content {
        padding: 60px 0;
    }

    .st-about-hero h1 {
        font-size: 37px;
    }

    .st-about-hero-content > p {
        font-size: 16px;
    }

    .st-about-image {
        height: 470px;
    }

    .st-who-points,
    .st-excellence-grid {
        grid-template-columns: 1fr;
    }

    .st-director-photo {
        height: 360px;
    }

    .st-about-cta {
        padding-bottom: 60px;
    }

    .st-about-cta-box {
        padding: 36px 28px;
    }

        .st-about-cta-box h2 {
            font-size: 28px;
        }
}

@media (max-width: 575.98px) {
    .st-about-hero {
        min-height: 400px;
    }

    .st-about-hero-content {
        text-align: center;
    }

    .st-about-hero h1 {
        font-size: 32px;
    }

    .st-breadcrumb {
        justify-content: center;
    }

    .st-about-image {
        height: 380px;
    }

    .st-image-experience {
        right: 15px;
        bottom: 15px;
        min-width: auto;
        padding: 16px 19px;
    }

        .st-image-experience strong {
            font-size: 21px;
        }

    .st-timeline {
        padding-left: 0;
    }

        .st-timeline::before {
            left: 23px;
        }

    .st-timeline-item {
        gap: 13px;
    }

    .st-timeline-marker {
        flex-basis: 46px;
        width: 46px;
        height: 46px;
    }

    .st-timeline-card {
        padding: 17px;
    }

    .st-director-photo {
        height: 320px;
    }

    .st-primary-button,
    .st-outline-button,
    .st-cta-button {
        width: 100%;
    }
}