/* ===========================
HEADER – always dark, white links (no JS needed)
=========================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 999;
    padding: 18px 0;
    background: var(--dark);
    box-shadow: 0 8px 26px rgba(0, 0, 0, 0.22);
    transition: padding 0.35s ease, box-shadow 0.35s ease;
}

.logo img {
    transition: height 0.35s ease;
}

.header .container {
    width: min(92%, 1280px);
    margin: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
}

.logo {
    flex-shrink: 1;
    min-width: 0;
}

.logo img {
    height: 125px;
    width: auto;
    max-width: 100%;
    display: block;
}

.navigation {
    display: flex;
    gap: 50px;
}

.navigation a {
    color: var(--white);
    text-decoration: none;
    font-size: 17px;
    font-weight: 600;
    position: relative;
    transition: color 0.3s;
}

.navigation a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -6px;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width 0.3s;
}

.navigation a:hover {
    color: var(--primary);
}

.navigation a:hover::after {
    width: 100%;
}

.header-btn {
    background: var(--primary);
    color: var(--white);
    text-decoration: none;
    padding: 16px 34px;
    border-radius: 18px;
    font-weight: 700;
    letter-spacing: 0.2px;
    transition: 0.35s ease;
    box-shadow: 0 12px 35px rgba(0, 155, 119, 0.25);
    flex-shrink: 0;
}

.header-btn:hover {
    background: #00785d;
    transform: translateY(-2px);
}

.menu-toggle {
    display: none;
    flex-shrink: 0;
    position: relative;
    z-index: 1001;
    color: var(--white);
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.menu-toggle.is-open {
    color: var(--white);
}