/* Estilos base da plataforma EducaGoEnem */
    :root {
        --primary-color: #2e7d32;
        --primary-hover: #1b5e20;
        --secondary-color: #8bc34a;
        --accent-color: #4caf50;
        --text-color: #1a1a1a;
        --light-text: #666;
        --background: #ffffff;
        --card-bg: #f5f5f5;
        --footer-bg: #e8f5e9;
        --border-color: #e0e0e0;
        --border-radius: 8px;
        --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        --focus-outline: 3px solid #4caf50;
    }

    .dark-mode {
        --primary-color: #81c784;
        --primary-hover: #a5d6a7;
        --secondary-color: #689f38;
        --accent-color: #4caf50;
        --text-color: #f5f5f5;
        --light-text: #bdbdbd;
        --background: #121212;
        --card-bg: #1e1e1e;
        --footer-bg: #1b1b1b;
        --border-color: #333;
        --shadow: 0 4px 6px rgba(0, 0, 0, 0.3);
    }

    body {
        font-family: 'Inter', sans-serif;
        margin: 0;
        padding: 0;
        color: var(--text-color);
        line-height: 1.6;
        background-color: var(--background);
        transition: background-color 0.3s, color 0.3s;
        font-size: 16px;
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    /* Header */
    .navbar {
        display: flex;
        justify-content: space-between;
        align-items: center;
        padding: 20px 40px;
        background-color: var(--background);
        box-shadow: 0 1px 0 var(--border-color);
        position: sticky;
        top: 0;
        z-index: 100;
        transition: background-color 0.3s;
    }

    .header-right {
        display: flex;
        align-items: center;
        gap: 20px;
    }

    .logo {
        font-size: 24px;
        font-weight: 700;
        color: var(--primary-color);
        display: flex;
        align-items: center;
        gap: 10px;
    }

    .logo i {
        font-size: 28px;
    }

    .theme-toggle {
        background: none;
        border: none;
        cursor: pointer;
        font-size: 20px;
        color: var(--text-color);
        position: relative;
        width: 40px;
        height: 40px;
        padding: 0;
        border-radius: 50%;
        transition: background-color 0.2s;
    }

    .theme-toggle:hover {
        background-color: rgba(0, 0, 0, 0.05);
    }

    .dark-mode .theme-toggle:hover {
        background-color: rgba(255, 255, 255, 0.1);
    }

    .theme-toggle:focus {
        outline: var(--focus-outline);
        outline-offset: 2px;
    }

    .theme-toggle i {
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        transition: opacity 0.3s, transform 0.3s;
    }

    .theme-toggle .fa-sun {
        opacity: 0;
        transform: translate(-50%, -50%) rotate(180deg);
    }

    .dark-mode .theme-toggle .fa-sun {
        opacity: 1;
        transform: translate(-50%, -50%) rotate(0);
    }

    .dark-mode .theme-toggle .fa-moon {
        opacity: 0;
        transform: translate(-50%, -50%) rotate(-180deg);
    }

    /* Main Content - Login */
    .login-container {
        display: flex;
        flex: 1;
        align-items: center;
        justify-content: center;
        padding: 40px 20px;
        background-color: var(--card-bg);
    }

    .login-card {
        background-color: var(--background);
        padding: 40px;
        border-radius: var(--border-radius);
        box-shadow: var(--shadow);
        width: 100%;
        max-width: 450px;
        text-align: center;
    }

    .login-header {
        margin-bottom: 30px;
    }

    .login-header h1 {
        font-size: 2rem;
        color: var(--primary-color);
        margin-bottom: 10px;
    }

    .login-header p {
        color: var(--light-text);
        margin-bottom: 0;
    }

    .login-form {
        text-align: left;
    }

    .form-group {
        margin-bottom: 20px;
    }

    .form-group label {
        display: block;
        font-weight: 500;
        margin-bottom: 8px;
        color: var(--text-color);
    }

    .form-control {
        width: 100%;
        padding: 12px 15px;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        background-color: var(--background);
        color: var(--text-color);
        font-family: 'Inter', sans-serif;
        font-size: 1rem;
        box-sizing: border-box;
    }

    .form-control:focus {
        outline: var(--focus-outline);
        border-color: var(--primary-color);
    }

    .password-input {
        position: relative;
    }

    .toggle-password {
        position: absolute;
        right: 15px;
        top: 50%;
        transform: translateY(-50%);
        background: none;
        border: none;
        color: var(--light-text);
        cursor: pointer;
    }

    .form-options {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 25px;
        flex-wrap: wrap;
        gap: 10px;
    }

    .remember-me {
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .remember-me input {
        margin: 0;
    }

    .forgot-password {
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 500;
    }

    .forgot-password:hover {
        text-decoration: underline;
    }

    .login-button {
        width: 100%;
        padding: 12px;
        background-color: var(--primary-color);
        color: white;
        border: none;
        border-radius: var(--border-radius);
        font-weight: 500;
        font-size: 1rem;
        cursor: pointer;
        transition: all 0.3s;
        margin-bottom: 20px;
    }

    .login-button:hover {
        background-color: var(--primary-hover);
        transform: translateY(-2px);
        box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    }

    .login-button:focus {
        outline: var(--focus-outline);
        outline-offset: 2px;
    }

    .login-divider {
        display: flex;
        align-items: center;
        margin: 25px 0;
        color: var(--light-text);
    }

    .login-divider::before,
    .login-divider::after {
        content: '';
        flex: 1;
        height: 1px;
        background-color: var(--border-color);
    }

    .login-divider span {
        padding: 0 15px;
    }

    .social-login {
        display: flex;
        gap: 15px;
        margin-bottom: 25px;
    }

    .social-button {
        flex: 1;
        padding: 10px;
        border: 1px solid var(--border-color);
        border-radius: var(--border-radius);
        background-color: var(--background);
        color: var(--text-color);
        cursor: pointer;
        transition: all 0.2s;
        display: flex;
        align-items: center;
        justify-content: center;
        gap: 8px;
    }

    .social-button:hover {
        border-color: var(--primary-color);
        color: var(--primary-color);
    }

    .social-button:focus {
        outline: var(--focus-outline);
        outline-offset: 2px;
    }

    .secondary-button {
        padding: 8px 16px;
        background-color: transparent;
        color: var(--primary-color);
        border: 1px solid var(--primary-color);
        border-radius: var(--border-radius);
        text-decoration: none;
        font-weight: 500;
        transition: all 0.3s;
        cursor: pointer;
        display: inline-flex;
        align-items: center;
        gap: 8px;
    }

    .secondary-button:hover {
        background-color: rgba(46, 125, 50, 0.1);
        transform: translateY(-2px);
    }

    .secondary-button:focus {
        outline: var(--focus-outline);
        outline-offset: 2px;
    }

    .register-link {
        text-align: center;
        color: var(--light-text);
    }

    .register-link a {
        color: var(--primary-color);
        text-decoration: none;
        font-weight: 500;
    }

    .register-link a:hover {
        text-decoration: underline;
    }

    /* Footer */
    footer {
        background-color: var(--footer-bg);
        color: var(--text-color);
        padding: 40px 20px 20px;
        border-top: 1px solid var(--border-color);
    }

    .footer-content {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
        gap: 40px;
        max-width: 1200px;
        margin: 0 auto 40px;
    }

    .footer-section h3 {
        font-size: 1.2rem;
        font-weight: 600;
        color: var(--primary-color);
        margin-bottom: 20px;
    }

    .footer-links {
        list-style: none;
        padding: 0;
    }

    .footer-links li {
        margin-bottom: 10px;
    }

    .footer-links a {
        text-decoration: none;
        color: var(--text-color);
        transition: color 0.2s;
        display: flex;
        align-items: center;
        gap: 8px;
    }

    .footer-links a:hover {
        color: var(--primary-color);
    }

    .footer-links i {
        font-size: 0.8rem;
        color: var(--secondary-color);
    }

    .footer-bottom {
        text-align: center;
        margin-top: 40px;
        padding-top: 20px;
        border-top: 1px solid var(--border-color);
        color: var(--light-text);
        font-size: 0.9rem;
    }

    .footer-bottom-content {
        max-width: 1200px;
        margin: 0 auto;
        display: flex;
        justify-content: space-between;
        align-items: center;
        flex-wrap: wrap;
        gap: 20px;
    }

    .footer-bottom-links {
        display: flex;
        gap: 20px;
    }

    .footer-bottom-links a {
        color: var(--light-text);
        text-decoration: none;
        transition: color 0.2s;
    }

    .footer-bottom-links a:hover {
        color: var(--primary-color);
    }

    /* Responsividade */
    @media (max-width: 768px) {
        .navbar {
            padding: 15px 20px;
        }

        .login-card {
            padding: 30px 20px;
        }

        .form-options {
            flex-direction: column;
            align-items: flex-start;
        }

        .social-login {
            flex-direction: column;
        }

        .footer-content {
            grid-template-columns: 1fr;
        }

        .footer-bottom-content {
            flex-direction: column;
            text-align: center;
        }

        .footer-bottom-links {
            justify-content: center;
        }
    }

    /* Utilitários */
    .logo-img {
        height: 50px;
        width: auto;
        vertical-align: middle;
    }

    .sr-only {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }