body>header {
    position: relative;
    z-index: 1001;
    padding-block: 16px;
    border-bottom: 1px solid rgb(255 255 255 / 16%);
    background: linear-gradient(105deg, #03152b 45%, #343d48);
    color: #fff;
}

header .conteudo {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    min-height: 56px;
}

.logo {
    display: block;
    flex-shrink: 0;
    width: 205px;
}

.logo img {
    width: 100%;
    height: auto;
    object-fit: contain;
}

.navbar {
    margin-left: auto;
}

.nav {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 34px;
    list-style: none;
}

.nav a {
    display: inline-block;
    padding-block: 10px;
    font-size: 15px;
    white-space: nowrap;
    transition: color .2s ease;
}

.nav a:hover {
    color: var(--cor-lima);
}

.btn-nav {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border: 1px solid rgb(255 255 255 / 25%);
    border-radius: var(--raio);
    cursor: pointer;
}

header .btn-download {
    flex-shrink: 0;
}

header :focus-visible {
    outline-color: var(--cor-lima);
}

@media (max-width: 1100px) {

    header .conteudo {
        gap: 20px;
    }

    header .logo {
        width: 160px;
    }

    .nav {
        gap: 20px;
    }

    .nav a {
        font-size: 14px;
    }

    header .btn {
        padding-inline: 16px;
        font-size: 14px;
    }
}

@media (max-width: 767px) {
    body>header {
        padding-block: 12px;
    }

    header .conteudo {
        flex-wrap: wrap;
        gap: 14px;
        min-height: 42px;
    }

    header .logo {
        width: 150px;
    }

    header .btn-download {
        margin-left: auto;
        min-height: 40px;
        padding: 10px 14px;
    }

    .navbar {
        order: 4;
        width: 100%;
        margin: 0;
    }

    .nav {
        justify-content: center;
        gap: 4px 20px;
    }

    .nav a {
        padding-block: 6px;
        font-size: 13px;
    }

    header.has-menu-js .btn-nav {
        display: flex;
    }

    header.has-menu-js .navbar {
        display: none;
    }

    header.has-menu-js .navbar.is-open {
        display: block;
    }
}

@media (max-width: 374px) {
    header .btn-download {
        font-size: 12px;
        padding-inline: 10px;
    }
}

/* HEADER MOBILE — SIDEBAR */
.menu-fechar,
.menu-overlay {
    display: none;
}

@media (max-width: 767px) {
    body.menu-aberto {
        overflow: hidden;
    }

    body>header .conteudo {
        flex-wrap: nowrap;
    }

    body>header .btn-nav {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        flex-shrink: 0;
        width: 44px;
        height: 44px;
        margin-left: auto;
        padding: 10px;
        border: 1px solid rgb(255 255 255 / 25%);
        border-radius: 8px;
        background: transparent;
        color: #fff;
        cursor: pointer;
    }

    body>header .btn-nav svg {
        width: 22px;
        height: 22px;
        fill: currentColor;
    }

    body>header .btn-download {
        margin-left: 0;
    }

    /* Sidebar */
    body>header .navbar {
        position: fixed;
        z-index: 1001;
        inset: 0 0 0 auto;
        display: flex;
        flex-direction: column;
        order: initial;
        width: min(340px, 88vw);
        height: 100dvh;
        margin: 0;
        padding: 88px 28px 32px;
        padding-top: calc(88px + env(safe-area-inset-top));
        padding-bottom: calc(32px + env(safe-area-inset-bottom));
        overflow-y: auto;
        overscroll-behavior: contain;
        background: var(--cor-marinho, #03152b);
        color: #fff;
        border-left: 1px solid rgb(255 255 255 / 12%);
        box-shadow: -16px 0 48px rgb(0 0 0 / 25%);
        visibility: hidden;
        transform: translateX(100%);
        transition:
            transform 0.25s ease,
            visibility 0.25s;
    }

    body>header .navbar.is-open {
        display: flex;
        visibility: visible;
        transform: translateX(0);
    }

    body>header .navbar .nav {
        display: flex;
        flex-direction: column;
        align-items: stretch;
        justify-content: flex-start;
        gap: 0;
        width: 100%;
        list-style: none;
    }

    body>header .navbar .nav li {
        border-bottom: 1px solid rgb(255 255 255 / 12%);
    }

    body>header .navbar .nav a {
        display: block;
        padding: 18px 0;
        color: #fff;
        font-size: 17px;
        font-weight: 600;
        white-space: normal;
        transition: color 0.2s;
    }

    body>header .navbar .nav a:hover {
        color: var(--cor-lima, #cbf43b);
    }

    /* Botão de fechar — criado pelo JavaScript */
    .menu-fechar {
        position: absolute;
        top: calc(20px + env(safe-area-inset-top));
        right: 22px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        width: 44px;
        height: 44px;
        padding: 0;
        border: 1px solid rgb(255 255 255 / 20%);
        border-radius: 8px;
        background: transparent;
        color: #fff;
        font-size: 32px;
        line-height: 1;
        cursor: pointer;
    }

    /* Fundo escurecido — criado pelo JavaScript */
    .menu-overlay {
        position: fixed;
        z-index: 1000;
        inset: 0;
        display: block;
        background: rgb(0 0 0 / 60%);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transition:
            opacity 0.25s ease,
            visibility 0.25s;
    }

    .menu-overlay.is-open {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
    }

    body>header .navbar :focus-visible,
    body>header .btn-nav:focus-visible {
        outline: 2px solid var(--cor-lima, #cbf43b);
        outline-offset: 4px;
    }
}

@media (prefers-reduced-motion: reduce) {

    body>header .navbar,
    .menu-overlay {
        transition: none;
    }
}