/* =========================================================
   HEADER — FIXO NO TOPO
   ========================================================= */

header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;

    width: 100%;
    min-height: 55px; 

    display: flex;
    align-items: center;
    justify-content: space-between;

    padding: 0 22px;

    background: rgba(0, 0, 0, 0.95);

    border-bottom: 1px solid rgba(255, 193, 7, 0.2);

    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.3);

    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}


/* =========================================================
   LOGO
   ========================================================= */

.logo {
    display: flex;
    align-items: center;

    color: #FFC107;

    font-family: 'Montserrat', sans-serif;
    font-size: 17px;
    font-weight: 800;

    letter-spacing: 0.5px;
}

.logo img {
    width: auto;
    height: 32px !important;

    object-fit: contain;
}


/* =========================================================
   MENU HAMBURGUER
   ========================================================= */

.menu-toggle {
    width: 30px;
    height: 30px;

    display: flex;
    flex-direction: column;

    justify-content: center;
    align-items: center;

    gap: 5px;

    cursor: pointer;
}

.menu-toggle span {
    width: 22px;
    height: 2.5px;

    background: #ffffff;

    border-radius: 2px;

    transition:
        transform 0.3s ease,
        opacity 0.3s ease;
}


/* =========================================================
   MENU ABERTO
   ========================================================= */

.menu-toggle.open span:nth-child(1) {
    transform:
        translateY(7.5px)
        rotate(45deg);
}

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

.menu-toggle.open span:nth-child(3) {
    transform:
        translateY(-7.5px)
        rotate(-45deg);
}


/* =========================================================
   NAV MOBILE
   ========================================================= */

.nav-menu {
    position: absolute;

    top: 55px; /* Sincronizado com a altura do header fixo */
    left: 0;

    width: 100%;

    background: #111317;

    border-bottom:
        1px solid rgba(255, 193, 7, 0.2);

    box-shadow:
        0 8px 20px rgba(0, 0, 0, 0.4);

    opacity: 0;
    visibility: hidden;

    transform: translateY(-10px);

    transition:
        opacity 0.25s ease,
        transform 0.25s ease,
        visibility 0.25s ease;
}

.nav-menu.active {
    opacity: 1;
    visibility: visible;

    transform: translateY(0);
}

.nav-menu ul {
    list-style: none;

    display: flex;
    flex-direction: column;

    padding: 15px 20px 20px;

    margin: 0;

    gap: 4px;
}

.nav-menu li {
    width: 100%;
}

.nav-menu a {
    display: block;

    width: 100%;

    padding: 12px 10px;

    color: #ffffff;

    font-size: 16px;
    font-weight: 600;

    text-decoration: none;

    border-radius: 8px;

    background:
        rgba(255, 255, 255, 0.05);

    transition:
        background 0.25s ease,
        color 0.25s ease;
}

.nav-menu a:hover {
    color: #FFC107;

    background:
        rgba(255, 193, 7, 0.08);
}


/* =========================================================
   BOTÃO ADMIN / AGENDAR
   ========================================================= */

.nav-menu .btn-admin {
    margin-top: 8px;

    padding: 12px 10px;

    color: #000000;

    background: #FFC107;

    border: none;

    border-radius: 8px;

    text-align: center;

    font-weight: 800;

    text-transform: uppercase;
}

.nav-menu .btn-admin:hover {
    color: #000000;

    background: #FFC107;

    transform: none;
}


/* =========================================================
   FOOTER NAVIGATION — FIXO NO NAVEGADOR
   ========================================================= */

.footer-nav {
    position: fixed;
    bottom: 0;
    left: 0;

    width: 100%;

    display: flex;
    flex-direction: row;

    align-items: center;
    justify-content: space-around;

    background: #000000;

    border-top: 1px solid #333333;

    box-shadow: 0 -3px 15px rgba(0, 0, 0, 0.25);

    z-index: 9999;

    /* Respeita a área segura dos celulares */
    padding-bottom: env(safe-area-inset-bottom, 0px);
}


/* =========================================================
   NAV ITEM
   ========================================================= */

.footer-nav .nav-item {
    position: relative;

    flex: 1;

    display: flex;
    flex-direction: column;

    align-items: center;
    justify-content: center;

    padding-top: 8px;
    padding-bottom: 8px;

    color: #666666;

    text-decoration: none;

    transition:
        color 0.2s ease,
        transform 0.2s ease;
}


/* =========================================================
   ÍCONE
   ========================================================= */

.footer-nav .nav-item i {
    color: #666666;

    font-size: 22px;

    line-height: 22px;

    transition:
        color 0.2s ease,
        transform 0.2s ease;
}


/* =========================================================
   LABEL
   ========================================================= */

.footer-nav .nav-item span {
    display: none;

    margin-top: 2px;

    color: #FFC107;

    font-size: 10px;
    font-weight: 700;

    line-height: 12px;

    text-transform: uppercase;

    letter-spacing: 0.5px;
}


/* =========================================================
   ITEM ATIVO
   ========================================================= */

.footer-nav .nav-item.active {
    color: #FFC107;
}

.footer-nav .nav-item.active span {
    display: block;
}

.footer-nav .nav-item.active i {
    color: #FFFFFF;
}

.footer-nav .nav-item.active::before {
    content: "";

    position: absolute;

    top: 0;
    left: 20px;
    right: 20px;

    height: 3px;

    background: #FFC107;

    border-bottom-left-radius: 3px;
    border-bottom-right-radius: 3px;
}


/* =========================================================
   HOVER FOOTER
   ========================================================= */

.footer-nav .nav-item:hover {
    color: #FFC107;
}

.footer-nav .nav-item:hover i {
    color: #FFC107;

    transform: translateY(-1px);
}


/* =========================================================
   RESPONSIVIDADE
   ========================================================= */

@media (max-width: 480px) {

    header {
        padding: 0 18px;
    }

    .logo {
        font-size: 16px;
    }

    .logo img {
        height: 32px !important;
    }

    .footer-nav .nav-item {
        padding-top: 8px;
        padding-bottom: 8px;
    }

    .footer-nav .nav-item i {
        font-size: 22px;
    }

    .footer-nav .nav-item.active::before {
        left: 20px;
        right: 20px;
    }
}