.header {
    position: fixed;
    left: 0;
    top: 0;
    width: 100%;
    background: transparent;
    border-bottom: 2px solid #e5e7eb;
    font-family: 'Poppins', sans-serif;
    box-shadow: rgba(17, 12, 46, 0.15) 0px 48px 100px 0px;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 900;
}
.header .container {
    position: relative;
    max-width: 1200px;
    height: 80px;
    margin: 0 auto;
    padding: 0 28px;
    display: flex;
    align-self: center;
    gap: 22px;
}
.header .container .brand {
    display: flex;
    align-items: center;
}
.header .container .brand span{
    font-weight: bold;
    font-size: 25px;
    letter-spacing: -0.2px;
    color: #111827;
    margin-top: -2px;
}
.header .container .mobil-toggle {
    display: none;
    margin-left: auto;
    width: 54px;
    height: 44px;
    border-radius: 12px;
    border: 1px solid #e5e7eb;
    background: #f3f4f5;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 10px 12px;
    cursor: pointer;
}
.header .container .mobil-toggle span {
    display: block;
    width: 22px;
    height: 2px;
    background: black;
    border-radius: 2px;
}
.header .container .mobile-overlay {
    position: fixed;
    inset: 0;
    z-index: 998;
}
.header .container .collapse {
    flex: 1 1 auto;
    display: flex;
    align-items: center;
    gap: 18px;
}
.header .container .collapse ul {
    flex: 1 1 auto;
    list-style: none;
    display: flex;
    align-items: center;
    gap: 15px;
    margin: 0;
    padding: 0;
}
.header .container .collapse ul a {
    font-size: 14px;
    font-weight: 600;
    color: #111827;
    opacity: 0.75;
    padding: 8px 8px;
    border-radius: 10px;
    cursor: pointer;
}
.header .container .collapse ul a:hover {
    opacity: 1;
    color: black;
}
.header .container .collapse button {
    border: 0;
    background: transparent;
    padding: 0;
    flex: 0 0 auto;
}
.header .container .collapse button a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 42px;
    padding: 0 18px;
    border-radius: 12px;
    font-size: 14px;
    font-weight: 600;
    line-height: 1;
    white-space: nowrap;
}
.header .container .collapse button:first-of-type a {
    background: #ffffff;
    color: #111827;
    border: 1px solid #e5e7eb;
    box-shadow: 0 1px 0 rgba(0,0,0,0.03);
}
.header .container .collapse button:last-of-type a {
    background: #111827;
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.08);
}
.header .container .collapse button:last-of-type a:hover {
    background: #0b1220;
}

@media(max-width: 800px) {
    .header .container .brand {
        position: static;
        transform: none;
        pointer-events: auto;
    }
    .header .container .mobil-toggle {
        display: inline-flex;
        z-index: 1000;
    }
    .header .container {
        align-items: center;
    }
    .header .container .collapse {
        position: fixed;
        top: 0;
        right: 0;
        height: calc(100dvh - 0px);
        width: min(86vw, 360px);
        background: #f3f4f5;
        border-left: 1px solid #e5e7eb;
        z-index: 999;
        transform: translateX(100%);
        transition: transform .22s ease;
        padding: 90px 18px 18px;
        display: flex;
        flex-direction: column;
        align-items: center;
        gap: 14px;
        overflow: auto;
    }
    .header .container .collapse ul {
        width: 100%;
        max-width: 320px;
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
        gap: 10px;
        margin-top: 20px;
    }
    .header .container .collapse ul li {
        width: 100%;
    }
    .header .container .collapse ul a {
        display: inline-block;
        padding: 10px 0;
        border-radius: 12px;
        background: transparent !important;
        border: 0 !important;
        width: auto !important;
        color: #111827;
        opacity: 0.75;
        
    }
    .header .container .collapse .actions {
        margin-top: auto;
        width: 100%;
        max-width: 360px;
        display: flex;
        gap: 12px;
    }
    .header .container .collapse .actions button {
        flex: 1 1 0;
    }
    .header .container .collapse button a {
        width: 100%;
        height: 46px;
    }
    body.menu-open .header .container .collapse {
        transform: translateX(0);
    }
}