/* Variáveis CSS */
:root {
    --header-height: 80px;
    --header-bg-color: rgba(26, 26, 26, 0.8);
    --header-bg-color-scrolled: rgba(13, 13, 13, 0.95);
    --text-color: #ffffff;
    --primary-color: #00c6ff;
    --accent-color: #ff9800;
    --nav-link-font-size: 1.1em;
    --menu-toggle-font-size: 2em;
    --font-family: 'Poppins', sans-serif;
    --transition-speed: 0.3s;
}

/* Modo Claro */
body {
    background-color: #f0f0f0;
    color: #333;
    font-family: var(--font-family);
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

.header {
    background-color: var(--header-bg-color);
    transition: background-color var(--transition-speed), height var(--transition-speed), box-shadow var(--transition-speed);
}

/* Modo Escuro */
body.dark-mode {
    background-color: #121212;
    color: #e0e0e0;
}

body.dark-mode .header {
    background-color: rgba(26, 26, 26, 0.9);
}

body.dark-mode .nav-link,
body.dark-mode .logo {
    color: #e0e0e0;
}

body.dark-mode .menu-toggle i,
body.dark-mode .theme-toggle i {
    color: #e0e0e0;
}

/* Estilos Gerais do Cabeçalho */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    height: var(--header-height);
    background: linear-gradient(135deg, rgba(26,26,26,0.8), rgba(0,198,255,0.2));
    color: var(--text-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.header.scrolled {
    height: 60px;
    background: linear-gradient(135deg, rgba(13,13,13,0.95), rgba(0,198,255,0.1));
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* Logo */
.logo {
    font-size: 1.8em;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-speed);
    position: relative;
}

.logo span {
    color: var(--accent-color);
}

.logo::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.5s ease;
}

.logo:hover {
    color: var(--text-color);
}

.logo:hover::after {
    width: 100%;
}

/* Botões de Toggle */
.menu-toggle,
.theme-toggle {
    display: none;
    cursor: pointer;
    color: var(--text-color);
    font-size: var(--menu-toggle-font-size);
    transition: color var(--transition-speed);
}

.menu-toggle:hover,
.theme-toggle:hover {
    color: var(--primary-color);
}

.theme-toggle {
    margin-right: 20px;
}

.menu-toggle {
    margin-left: 20px;
}

/* Navbar */
.navbar {
    display: flex;
    align-items: center;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-size: var(--nav-link-font-size);
    padding: 10px 15px;
    position: relative;
    transition: color var(--transition-speed);
    display: flex;
    align-items: center;
}

.nav-link i {
    margin-right: 8px;
    font-size: 1.1em;
}

/* Removido o efeito anterior do ::before */

/* Novo efeito de linha ao passar o mouse */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width var(--transition-speed) ease;
}

.nav-link:hover {
    color: var(--primary-color);
}

.nav-link:hover::after {
    width: 100%;
}

/* Ícone de Fechar do Menu Mobile */
.close-menu {
    display: none; /* Por padrão, o ícone de fechar não é exibido */
    position: absolute;
    top: 20px;
    right: 30px;
    font-size: 2em;
    color: var(--text-color);
    cursor: pointer;
    transition: color var(--transition-speed);
    z-index: 1001; /* Certifica-se de que o ícone fique acima do menu */
}

.close-menu:hover {
    color: var(--primary-color);
}

/* Exibe o ícone de fechar apenas quando o menu está ativo no mobile */
@media (max-width: 991px) {
    .navbar.active .close-menu {
        display: block;
    }
}

/* Responsividade */
@media (max-width: 991px) {
    .menu-toggle,
    .theme-toggle {
        display: block;
    }

    .header-container {
        justify-content: space-between;
    }

    .navbar {
        position: fixed;
        top: 0;
        right: -100%;
        width: 100%;
        height: 100vh;
        background: rgba(26, 26, 26, 0.95);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: right 0.5s ease;
        z-index: 999;
    }

    .navbar.active {
        right: 0;
    }

    .nav-links {
        flex-direction: column;
        gap: 20px;
    }

    .nav-link {
        font-size: 1.5em;
    }

    /* Garantir que o ícone de fechar apareça apenas quando o menu estiver ativo */
    .close-menu {
        display: none;
    }

    .navbar.active .close-menu {
        display: block;
    }
}


@media (max-width: 991px) {
    .header-container {
        display: flex;
        align-items: center;
        justify-content: flex-start; /* Mantém os itens alinhados à esquerda */
        width: 100%;
        margin: 0;
        padding: 0;
    }

    .logo {
        white-space: nowrap;
        margin-right: 15px; /* Ajuste este valor para aumentar ou diminuir o espaço entre a logo e o ícone */
        padding-left: 10px; /* Ajuste conforme necessário */
    }

    .theme-toggle {
        margin-left: 0; /* Remove a margem esquerda para aproximar o ícone da logo */
    }

    .menu-toggle {
        margin-left: auto; /* Empurra o ícone de menu para o lado direito */
        margin-right: 20px; /* Espaçamento da borda direita */
    }
}