/* NiveshakFirst — shared header and navigation */

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;

    width: 100%;

    background: rgba(255, 255, 255, .96);

    border-bottom: 1px solid #e6ecef;

    backdrop-filter: blur(10px);
}

.nav-container {
    min-height: 92px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 25px;
}
.site-header .container {
    width: 96%;
    max-width: 1450px;
    margin: 0 auto;
}

.brand {
    width: 230px;
    height: 78px;
    display: flex;
    align-items: center;
    flex-shrink: 0;
    overflow: visible;
    background: transparent;
}

.brand-logo {
    width: 230px;
    height: auto;
    max-height: 78px;
    object-fit: contain;
    object-position: left center;
    display: block;
    background: transparent;
}

.main-nav {
    display: flex;
    align-items: center;
    justify-content: center;

    gap: 4px;

    margin-left: auto;

    padding: 7px;

    background: #f7faf9;

    border: 1px solid #e4ece8;

    border-radius: 12px;

    box-shadow:
        0 5px 18px rgba(20, 42, 64, .045);
}

.main-nav a {
    position: relative;

    display: inline-flex;
    align-items: center;
    justify-content: center;

    min-height: 46px;

    padding: 0 17px;

    border-radius: 8px;

    font-size: 14px;
    font-weight: 600;

    color: #52606d;

    white-space: nowrap;

    transition:
        color .25s ease,
        background .25s ease,
        transform .25s ease;
}

.main-nav a:hover {
    color: #187a5b;

    background: #ffffff;

    transform: translateY(-1px);
}

.main-nav a.active {
    color: #187a5b;
    background: transparent;
    box-shadow: none;
}

.main-nav a:not(.active)::after {
    content: "";

    position: absolute;

    left: 15px;
    right: 15px;
    bottom: 5px;

    height: 2px;

    border-radius: 2px;

    background: #69be43;

    transform: scaleX(0);

    transform-origin: center;

    transition: transform .25s ease;
}

.main-nav a:not(.active):hover::after {
    transform: scaleX(1);
}

.mobile-menu-button {
    display: none;

    border: 0;

    background: transparent;

    font-size: 28px;

    color: #142a40;

    cursor: pointer;
}

.mobile-nav {
    display: none;
}


/* Subtle brand accent requested for the final visual pass. */
.site-header {
    background: linear-gradient(135deg, rgba(201, 230, 163, .22), rgba(255, 255, 255, .96) 46%);
}

.main-nav a:hover {
    background: #C9E6A3;
    color: #142a40;
    box-shadow: 0 5px 14px rgba(20, 42, 64, .06);
}

.mobile-nav a:hover {
    color: #142a40;
    background: rgba(201, 230, 163, .28);
    padding-left: 8px;
    transition: all .2s ease;
}