h2 {
    font-size:2.5rem; 
    margin-bottom:1rem; 
    font-weight:600;
}

h1, h2 {
    color: var(--text-heading);
}

h3 {
    color: var(--primary);
}

svg {
    width: 55px;
    height: 55px;
}

.hero_section {
    position: relative;
    text-align: center;
    overflow: hidden;
}

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

.hero_section::after {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 45%;
    background: linear-gradient(
        to bottom,
        rgba(255, 255, 255, 0) 0%,
        var(--bn) 100%
    );
    z-index: 1;
}

.hero_text {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 6rem;
    background-image: linear-gradient(45deg, #1774a1, #28e);
    background-clip: text;
    color: transparent;
    z-index: 2;
    font-weight: 800;
}

.about-section {
    margin: 4rem auto 2rem auto;
    padding: 2.5rem 10rem;
}

.about-us {
    text-align: center;
    padding: 3rem 2rem;
}

.about-us p {
    color: var(--text);
}

.card-container {
    display: flex;
    gap: 2.5rem;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
}

.glass-card {
    padding: 3rem 2rem;
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10.4px);
    -webkit-backdrop-filter: blur(10.4px);
    background: rgba(255, 255, 255, 0.7);
    text-align: center;
    transition: all 333ms ease-in-out;
    cursor: pointer;
}

.glass-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 40px rgba(4, 65, 136, 0.2);
    background: rgba(255, 255, 255, 0.85);
    border: 1px solid rgba(4, 65, 136, 0.2);
}

.value-card {
    flex: 1 1 300px;
    min-width: 280px;
    max-width: 360px;
    cursor: default;
}

.value-card p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--card-text);
}

.value-card h3 {
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 1.2rem;
    letter-spacing: 0.75px;
}

.class-section {
    margin-top: 4rem;
    text-align: center;
    padding: 2rem;
}

.team-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
    font-weight: 600;
}

.team-card {
    flex: 1 1 250px;
    min-width: 250px;
    max-width: 300px;
    padding: 2.5rem 2rem;
    cursor: default;
}

.team-card h3 {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.team-card p {
    font-size: 1rem;
    line-height: 1.6;
    color: var(--card-text);
}

.circle-avatar {
    margin: 0 auto 1.5rem;
    background: rgba(232, 241, 248, 0.8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--primary);
    transition: all 333ms ease-in-out;
}

.glass-card:hover .circle-avatar {
    transform: scale(1.1);
    background: rgba(232, 241, 248, 1);
    box-shadow: 0 4px 20px rgba(4, 65, 136, 0.3);
}

.value-icon-circle {
    width: 110px;
    height: 110px;
    margin-bottom: 2rem;
}

.team-avatar {
    width: 100px;
    height: 100px;
    font-size: 2.5rem;
}

#banner {
    width: 100%;
    height: auto;
}

.img-block {
    display: flex;
    flex-direction: row;
    gap: 2rem;
}

.img-block img {
    border-radius: 16px;
    object-fit: cover;
    transition: transform 0.3s ease-in-out;
}

.img-block img:hover {
    transform: scale(1.05);
    transition: transform 0.3s ease-in-out;
}

.flex-col {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sub-horizontal {
    display: flex;
    flex-direction: row;
    gap: 1rem;
}

.text-block {
    flex: 1;
    display: flex;
    align-items: center;
    flex-direction: column;
}

.promo-container {
    margin: 0 auto;
    padding: 2rem;
}

.promo-section {
    display: flex;
    flex-direction: row;
    align-items: stretch;
    margin: 4rem auto;
    max-width: 1400px;
    width: calc(100% - 4rem);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
    overflow: hidden;
    border-radius: 20px;
    transition: all 333ms ease-in-out;
    height: 600px;
}

.update-promo {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
    text-align: center;
}

.promo-section:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(4, 65, 136, 0.25);
}

.promo-section img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 333ms ease-in-out;
    min-width: 0;
    object-position: center;
}

.promo-section:hover img {
    transform: scale(1.05);
}

.promo-text {
    background: linear-gradient(135deg, var(--primary) 0%, #0668cc 100%);
    padding: 3.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0px;
    position: relative;
}

.promo-text::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(255, 255, 255, 0.05);
    pointer-events: none;
}

.promo-text h2 {
    font-size: 2.3rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    font-style: italic;
    position: relative;
    letter-spacing: 0.5px;
    color: oklch(0.96 0 138);
}

.promo-text h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 4px;
    background: white;
    margin-top: 1rem;
    border-radius: 2px;
}

.promo-text p {
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2.5rem;
    opacity: 0.95;
    color: oklch(0.96 0 138);
}

.promo-btn {
    display: inline-block;
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: oklch(0.96 0 138);
    font-size: 1rem;
    font-weight: 700;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
    transition: all 333ms ease-in-out;
    letter-spacing: 1px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    align-self: flex-start;
}

.promo-btn:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    border-color: white;
}

.promo-reverse {
    flex-direction: row-reverse;
}

.divider {
    width: 80px;
    height: 4px;
    background-color: var(--primary);
    margin: 0 auto 3.5rem;
}


@media (max-width: 1500px) {
    .hero_section img {
        margin-top: 80px;
    }

    .hero_text {
        font-size: 3.5rem;
        padding: 0 1rem;
    }

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

    .promo-section {
        flex-direction: column;
        margin: 2rem;
        height: auto;
    }

    .promo-section img {
        max-height: 500px;
    }

    .promo-text {
        max-width: 100%;
        padding: 2rem;
    }

    .promo-btn {
        align-self: center;
    }
}

@media (max-width: 900px) {
    .about-section {
        padding: 1rem;
    }
}

@media (max-width: 500px) {
    .promo-container {
        padding: 0.5rem;
    }

    .promo-text h2 {
        font-size: 1.8rem;
    }

    .hero_text {
        font-size: 2.5rem;
        padding-top: 70px;
    }

    .about-section h2 {
        font-size: 1.8rem;
        padding-top: 0;
    }
}