.site-header {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

.header-container {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    padding: 24px 48px;
    display: flex;
    align-items: center;
    box-sizing: border-box;
    background: transparent;
    transition: background-color 0.3s ease, padding 0.3s ease; /* Added transition */
}
.header-container.scrolled {
    background-color: #000000d1;
}

.logo-ib {
    flex-shrink: 0;
    z-index: 2;
}

.logo-ib a {
    font-family: var(--font-display);
    font-size: 24px;
    letter-spacing: 3px;
    color: var(--white);
    text-decoration: none;
}

.mobile-menu {
    display: contents;
}

.main-nav {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%, -50%);
    display: flex;
    align-items: center;
    gap: 40px;
    white-space: nowrap;
}

.main-nav a {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1px;
    color: var(--white);
    text-decoration: none;
    text-transform: uppercase;
    opacity: .8;
}

.main-nav a:hover {
    color: #dcb07b;
}

.header-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 15px;
    z-index: 2;
}

.header-cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: #fff;
    color: #111;
    padding: 12px 24px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    text-decoration: none;
    white-space: nowrap;
    box-sizing: border-box;
}

.header-cta:hover {
    background: #dcb07b;
    color: #fff;
}

.desktop-buttons {
    display: flex;
}

.btn {
    display: inline-block;
    background: #fff;
    color: #111;
    padding: 14px 32px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    text-decoration: none;
    box-sizing: border-box;
}

.header-buttons {
    display: none;
}

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
    z-index: 1002;
}

.menu-toggle span {
    display: block;
    width: 28px;
    height: 3px;
    background: var(--white);
    margin: 5px auto;
    transition: .3s ease;
}

.menu-toggle.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.menu-toggle.active span:nth-child(2) {
    opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

@media (max-width: 1200px) {
    .header-container {
        padding: 20px 25px;
        background: #111;
    }

    .desktop-buttons {
        display: none;
    }

    .header-right {
        margin-left: auto;
        gap: 10px;
    }

    .header-cta {
        display: inline-flex;
        padding: 12px 24px;
    }

    .menu-toggle {
        display: block;
    }

    .mobile-menu {
        display: flex;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #111;
        padding: 25px;
        flex-direction: column;
        box-sizing: border-box;
        visibility: hidden;
        opacity: 0;
        transform: translateY(-15px);
        transition: all .4s cubic-bezier(.4,0,.2,1);
        pointer-events: none;
        z-index: 999;
    }

    .mobile-menu.active {
        visibility: visible;
        opacity: 1;
        transform: translateY(0);
        pointer-events: auto;
    }

    .main-nav {
        position: static;
        transform: none;
        width: 100%;
        flex-direction: column;
        gap: 20px;
        white-space: normal;
    }

    .main-nav a {
        text-align: center;
        font-size: 15px;
    }

    .mobile-menu .header-buttons {
        display: flex;
        width: 100%;
        margin-top: 20px;
        flex-direction: column;
    }

    .header-buttons .btn {
        width: 100%;
        max-width: 200px;
        margin: auto;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .header-container {
        padding: 15px 20px;
    }

    .logo-ib a {
        font-size: 20px;
        letter-spacing: 2px;
    }

    .header-right {
        gap: 8px;
    }

    .header-cta {
        padding: 10px 14px;
        font-size: 10px;
    }

    .menu-toggle {
        width: 38px;
        height: 38px;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 12px 15px;
    }

    .header-right {
        gap: 5px;
    }

    .header-cta {
        padding: 9px 10px;
        font-size: 8px;
        letter-spacing: 1px;
    }

    .menu-toggle {
        width: 34px;
        height: 34px;
    }

    .menu-toggle span {
        width: 23px;
        height: 2px;
    }
}