.tb-why-us-section {
    --tb-why-bg: #000000;
    --tb-why-text: #ffffff;
    --tb-why-accent: #d9f02d;
    --tb-why-muted: #bdbdbd;
    --tb-why-card-bg: #131514;
    --tb-why-card-border: #262626;
    --tb-why-card-hover-y: -8px;
    background: var(--tb-why-bg);
    color: var(--tb-why-text);
    padding: 100px 20px;
    font-family: Inter, Arial, sans-serif;
    position: relative;
    overflow: hidden;
}

.tb-why-us-container {
    width: 100%;
    max-width: 1320px;
    margin: 0 auto;
}

.tb-why-us-top {
    display: grid;
    grid-template-columns: minmax(0, 1.55fr) minmax(220px, 0.7fr) auto;
    align-items: flex-start;
    gap: 50px;
    margin-bottom: 60px;
}

.tb-why-us-subtitle {
    display: inline-block;
    color: var(--tb-why-accent);
    font-size: 18px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 20px;
}

.tb-why-us-heading {
    color: var(--tb-why-text);
    font-size: 72px;
    line-height: 1.05;
    font-weight: 500;
    margin: 0;
    max-width: 760px;
}

.tb-why-us-middle {
    max-width: 340px;
    margin-top: 35px;
}

.tb-why-us-description {
    color: var(--tb-why-muted);
    font-size: 26px;
    line-height: 1.6;
    margin: 0;
}

.tb-why-us-button-wrap {
    display: flex;
    justify-content: flex-end;
    margin-top: 8px;
}

.tb-why-us-button {
    background: var(--tb-why-accent);
    color: #000000;
    text-decoration: none;
    padding: 8px 8px 8px 35px;
    border-radius: 100px;
    display: inline-flex;
    align-items: center;
    gap: 25px;
    font-size: 24px;
    line-height: 1;
    font-weight: 600;
    transition: transform 0.3s ease, opacity 0.3s ease, background-color 0.3s ease, color 0.3s ease;
}

.tb-why-us-button:hover,
.tb-why-us-button:focus {
    color: #000000;
    transform: translateY(-2px);
    opacity: 0.92;
}

.tb-why-us-button-icon {
    width: 65px;
    height: 65px;
    min-width: 65px;
    background: #000000;
    color: #ffffff;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    line-height: 1;
}

.tb-why-us-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 30px;
}

.tb-why-us-card {
    background: var(--tb-why-card-bg);
    border: 1px solid var(--tb-why-card-border);
    border-radius: 20px;
    padding: 35px;
    min-height: 420px;
    transition: transform 0.35s ease, border-color 0.35s ease, background-color 0.35s ease, box-shadow 0.35s ease;
    position: relative;
    overflow: hidden;
}

.tb-why-us-card:hover,
.tb-why-us-card-active {
    border-color: var(--tb-why-accent);
}

.tb-why-us-card:hover {
    transform: translateY(var(--tb-why-card-hover-y));
}

.tb-why-us-icon-box {
    width: 92px;
    height: 92px;
    border-radius: 50%;
    background: #000000;
    color: #ffffff;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 42px;
    line-height: 1;
    margin-bottom: 80px;
    transition: background-color 0.35s ease, color 0.35s ease, transform 0.35s ease;
}

.tb-why-us-icon-box svg {
    width: 1em;
    height: 1em;
    fill: currentColor;
}

.tb-why-us-card:hover .tb-why-us-icon-box,
.tb-why-us-card-active .tb-why-us-icon-box {
    background: var(--tb-why-accent);
    color: #000000;
}

.tb-why-us-card-title {
    color: var(--tb-why-text);
    font-size: 26px;
    line-height: 1.25;
    margin: 0 0 20px;
    font-weight: 600;
}

.tb-why-us-card-text {
    color: #b5b5b5;
    font-size: 18px;
    line-height: 1.8;
    margin: 0;
}

@media (max-width: 1200px) {
    .tb-why-us-top {
        grid-template-columns: 1fr 1fr;
    }

    .tb-why-us-button-wrap {
        justify-content: flex-start;
        grid-column: 1 / -1;
        margin-top: 0;
    }

    .tb-why-us-heading {
        font-size: 54px;
    }

    .tb-why-us-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 767px) {
    .tb-why-us-section {
        padding: 70px 16px;
    }

    .tb-why-us-top {
        grid-template-columns: 1fr;
        gap: 24px;
        margin-bottom: 40px;
    }

    .tb-why-us-heading {
        font-size: 42px;
    }

    .tb-why-us-middle {
        max-width: 100%;
        margin-top: 0;
    }

    .tb-why-us-description {
        font-size: 18px;
    }

    .tb-why-us-grid {
        grid-template-columns: 1fr;
        gap: 22px;
    }

    .tb-why-us-card {
        min-height: auto;
        padding: 28px;
    }

    .tb-why-us-icon-box {
        margin-bottom: 44px;
    }

    .tb-why-us-button {
        font-size: 18px;
        padding-left: 24px;
        gap: 16px;
    }

    .tb-why-us-button-icon {
        width: 52px;
        height: 52px;
        min-width: 52px;
        font-size: 22px;
    }
}

.tb-why-us-button-icon .fa-arrow-up,
.tb-why-us-button-icon .eicon-arrow-up {
    transform: rotate(45deg);
}