: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);
        }

        .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;
        }

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

        .register-card {
            background-color: var(--background);
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            width: 100%;
            max-width: 500px;
            text-align: center;
        }

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

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

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

        .register-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-row {
            display: flex;
            gap: 15px;
        }

        .form-row .form-group {
            flex: 1;
        }

        .form-options {
            margin-bottom: 25px;
        }

        .terms-checkbox {
            display: flex;
            align-items: flex-start;
            gap: 10px;
            margin-bottom: 15px;
        }

        .terms-checkbox input {
            margin-top: 3px;
        }

        .terms-checkbox label {
            font-size: 0.9rem;
            color: var(--text-color);
        }

        .terms-checkbox a {
            color: var(--primary-color);
            text-decoration: none;
        }

        .terms-checkbox a:hover {
            text-decoration: underline;
        }

        .register-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;
        }

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

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

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

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

        .login-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;
            }

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

            .form-row {
                flex-direction: column;
                gap: 0;
            }

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

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

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

        @media (max-width: 480px) {
            .header-right {
                gap: 10px;
            }
            
            .secondary-button {
                padding: 6px 12px;
                font-size: 0.9rem;
            }
        }

        /* 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;
        }
        
        .progress-indicator {
            display: flex;
            justify-content: space-between;
            margin-bottom: 30px;
            position: relative;
        }
        
        .progress-indicator::before {
            content: '';
            position: absolute;
            top: 15px;
            left: 0;
            right: 0;
            height: 2px;
            background-color: var(--border-color);
            z-index: 1;
        }
        
        .progress-step {
            display: flex;
            flex-direction: column;
            align-items: center;
            position: relative;
            z-index: 2;
        }
        
        .step-number {
            width: 30px;
            height: 30px;
            border-radius: 50%;
            background-color: var(--border-color);
            color: var(--text-color);
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: 600;
            margin-bottom: 8px;
        }
        
        .step-label {
            font-size: 0.8rem;
            color: var(--light-text);
        }
        
        .progress-step.active .step-number {
            background-color: var(--primary-color);
            color: white;
        }
        
        .progress-step.completed .step-number {
            background-color: var(--secondary-color);
            color: white;
        }