* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        html, body {
            height: 100%;
            width: 100%;
        }

        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
            min-height: 100%;
            color: #fff;
            overflow-x: hidden;
        }

        /* Header */
        .header {
            background: rgba(255, 255, 255, 0.05);
            backdrop-filter: blur(10px);
            padding: 15px 20px;
            display: flex;
            align-items: center;
            gap: 15px;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            position: sticky;
            top: 0;
            z-index: 100;
        }

        .back-btn {
            display: flex;
            align-items: center;
            gap: 8px;
            color: #fff;
            text-decoration: none;
            font-size: 14px;
            padding: 8px 16px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 8px;
            transition: all 0.3s ease;
        }

        .back-btn:hover {
            background: rgba(255, 255, 255, 0.2);
            transform: translateX(-3px);
        }

        .logo {
            font-size: 24px;
            font-weight: 700;
            background: linear-gradient(135deg, #00d9ff, #00ff88);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        /* Container Principal */
        .main-container {
            max-width: 500px;
            margin: 0 auto;
            padding: 30px 20px;
            min-height: calc(100% - 70px);
        }

        /* Cards */
        .auth-card {
            background: rgba(255, 255, 255, 0.08);
            backdrop-filter: blur(20px);
            border-radius: 20px;
            padding: 35px;
            border: 1px solid rgba(255, 255, 255, 0.1);
            box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
        }

        .card-title {
            font-size: 28px;
            font-weight: 700;
            text-align: center;
            margin-bottom: 10px;
            background: linear-gradient(135deg, #fff, #00d9ff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
        }

        .card-subtitle {
            text-align: center;
            color: rgba(255, 255, 255, 0.6);
            margin-bottom: 30px;
            font-size: 14px;
        }

        /* Progress Bar */
        .progress-container {
            margin-bottom: 30px;
        }

        .progress-bar {
            display: flex;
            justify-content: space-between;
            position: relative;
            margin-bottom: 15px;
        }

        .progress-bar::before {
            content: '';
            position: absolute;
            top: 50%;
            left: 0;
            right: 0;
            height: 3px;
            background: rgba(255, 255, 255, 0.2);
            transform: translateY(-50%);
            z-index: 1;
        }

        .progress-fill {
            position: absolute;
            top: 50%;
            left: 0;
            height: 3px;
            background: linear-gradient(90deg, #00d9ff, #00ff88);
            transform: translateY(-50%);
            z-index: 2;
            transition: width 0.4s ease;
        }

        .step-indicator {
            width: 35px;
            height: 35px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.1);
            border: 2px solid rgba(255, 255, 255, 0.3);
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 14px;
            font-weight: 600;
            z-index: 3;
            transition: all 0.3s ease;
        }

        .step-indicator.active {
            background: linear-gradient(135deg, #00d9ff, #00ff88);
            border-color: transparent;
            color: #1a1a2e;
            transform: scale(1.1);
            box-shadow: 0 0 20px rgba(0, 217, 255, 0.5);
        }

        .step-indicator.completed {
            background: #00ff88;
            border-color: transparent;
            color: #1a1a2e;
        }

        .step-labels {
            display: flex;
            justify-content: space-between;
        }

        .step-label {
            font-size: 11px;
            color: rgba(255, 255, 255, 0.5);
            text-align: center;
            width: 60px;
            transition: color 0.3s ease;
        }

        .step-label.active {
            color: #00d9ff;
        }

        /* Form Elements */
        .form-group {
            margin-bottom: 20px;
        }

        .form-label {
            display: block;
            margin-bottom: 8px;
            font-size: 13px;
            color: rgba(255, 255, 255, 0.8);
            font-weight: 500;
        }

        .form-input {
            width: 100%;
            padding: 14px 18px;
            background: rgba(255, 255, 255, 0.08);
            border: 2px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            color: #fff;
            font-size: 15px;
            transition: all 0.3s ease;
            outline: none;
        }

        .form-input::placeholder {
            color: rgba(255, 255, 255, 0.4);
        }

        .form-input:focus {
            border-color: #00d9ff;
            background: rgba(255, 255, 255, 0.12);
            box-shadow: 0 0 20px rgba(0, 217, 255, 0.2);
        }

        .form-input.error {
            border-color: #ff4757;
            animation: shake 0.5s ease;
        }

        .form-input.success {
            border-color: #00ff88;
        }

        @keyframes shake {
            0%, 100% { transform: translateX(0); }
            25% { transform: translateX(-5px); }
            75% { transform: translateX(5px); }
        }

        .error-message {
            color: #ff4757;
            font-size: 12px;
            margin-top: 5px;
            display: none;
        }

        .error-message.show {
            display: block;
        }

        /* Select e Radio */
        .form-select {
            width: 100%;
            padding: 14px 18px;
            background: rgba(255, 255, 255, 0.08);
            border: 2px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            color: #fff;
            font-size: 15px;
            cursor: pointer;
            outline: none;
            appearance: none;
            background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2'%3E%3Cpolyline points='6,9 12,15 18,9'%3E%3C/polyline%3E%3C/svg%3E");
            background-repeat: no-repeat;
            background-position: right 15px center;
            background-size: 18px;
        }

        .form-select option {
            background: #1a1a2e;
            color: #fff;
        }

        .radio-group {
            display: flex;
            gap: 15px;
        }

        .radio-option {
            flex: 1;
            position: relative;
        }

        .radio-option input {
            position: absolute;
            opacity: 0;
            cursor: pointer;
        }

        .radio-label {
            display: flex;
            flex-direction: column;
            align-items: center;
            padding: 20px 15px;
            background: rgba(255, 255, 255, 0.05);
            border: 2px solid rgba(255, 255, 255, 0.1);
            border-radius: 12px;
            cursor: pointer;
            transition: all 0.3s ease;
        }

        .radio-option input:checked + .radio-label {
            border-color: #00d9ff;
            background: rgba(0, 217, 255, 0.1);
        }

        .radio-icon {
            font-size: 30px;
            margin-bottom: 8px;
        }

        .radio-text {
            font-size: 13px;
            font-weight: 500;
        }

        /* Buttons */
        .btn {
            width: 100%;
            padding: 16px;
            border: none;
            border-radius: 12px;
            font-size: 16px;
            font-weight: 600;
            cursor: pointer;
            transition: all 0.3s ease;
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 10px;
        }

        .btn-primary {
            background: linear-gradient(135deg, #00d9ff, #00ff88);
            color: #1a1a2e;
        }

        .btn-primary:hover {
            transform: translateY(-2px);
            box-shadow: 0 10px 30px rgba(0, 217, 255, 0.4);
        }

        .btn-primary:disabled {
            opacity: 0.5;
            cursor: not-allowed;
            transform: none;
        }

        .btn-secondary {
            background: rgba(255, 255, 255, 0.1);
            color: #fff;
            border: 2px solid rgba(255, 255, 255, 0.2);
        }

        .btn-secondary:hover {
            background: rgba(255, 255, 255, 0.2);
        }

        .btn-group {
            display: flex;
            gap: 12px;
            margin-top: 25px;
        }

        .btn-group .btn {
            flex: 1;
        }

        /* Links */
        .auth-links {
            margin-top: 25px;
            text-align: center;
        }

        .auth-link {
            color: #00d9ff;
            text-decoration: none;
            font-size: 14px;
            transition: color 0.3s ease;
            cursor: pointer;
        }

        .auth-link:hover {
            color: #00ff88;
            text-decoration: underline;
        }

        .divider {
            display: flex;
            align-items: center;
            margin: 25px 0;
        }

        .divider::before,
        .divider::after {
            content: '';
            flex: 1;
            height: 1px;
            background: rgba(255, 255, 255, 0.2);
        }

        .divider span {
            padding: 0 15px;
            color: rgba(255, 255, 255, 0.5);
            font-size: 13px;
        }

        /* Step Sections */
        .step-section {
            display: none;
            animation: fadeIn 0.4s ease;
        }

        .step-section.active {
            display: block;
        }

        @keyframes fadeIn {
            from {
                opacity: 0;
                transform: translateY(10px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }

        /* Row com 2 colunas */
        .form-row {
            display: flex;
            gap: 15px;
        }

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

        /* Password Toggle */
        .password-wrapper {
            position: relative;
        }

        .password-toggle {
            position: absolute;
            right: 15px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: rgba(255, 255, 255, 0.5);
            cursor: pointer;
            font-size: 18px;
            padding: 5px;
        }

        .password-toggle:hover {
            color: #fff;
        }

        /* Toast Messages */
        .toast {
            position: fixed;
            top: 100px;
            right: 20px;
            padding: 15px 25px;
            border-radius: 12px;
            font-size: 14px;
            font-weight: 500;
            z-index: 1000;
            transform: translateX(400px);
            transition: transform 0.4s ease;
            display: flex;
            align-items: center;
            gap: 10px;
        }

        .toast.show {
            transform: translateX(0);
        }

        .toast.success {
            background: linear-gradient(135deg, #00ff88, #00d9ff);
            color: #1a1a2e;
        }

        .toast.error {
            background: linear-gradient(135deg, #ff4757, #ff6b81);
            color: #fff;
        }

        /* Loading Spinner */
        .spinner {
            width: 20px;
            height: 20px;
            border: 2px solid transparent;
            border-top-color: currentColor;
            border-radius: 50%;
            animation: spin 0.8s linear infinite;
        }

        @keyframes spin {
            to { transform: rotate(360deg); }
        }

        /* Hide/Show */
        .hidden {
            display: none !important;
        }

        /* Responsivo */
        @media (max-width: 480px) {
            .main-container {
                padding: 20px 15px;
            }

            .auth-card {
                padding: 25px 20px;
            }

            .card-title {
                font-size: 24px;
            }

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

            .radio-group {
                flex-direction: column;
            }

            .btn-group {
                flex-direction: column;
            }

            .step-label {
                font-size: 10px;
                width: 50px;
            }
        }

        /* Estabelecimento Extra Fields */
        .estabelecimento-fields {
            display: none;
            animation: fadeIn 0.4s ease;
            margin-top: 20px;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
        }

        .estabelecimento-fields.show {
            display: block;
        }

        .section-title {
            font-size: 16px;
            font-weight: 600;
            color: #00d9ff;
            margin-bottom: 15px;
            display: flex;
            align-items: center;
            gap: 8px;
        }

        /* Força da senha */
        .password-strength {
            margin-top: 8px;
        }

        .strength-bar {
            height: 4px;
            background: rgba(255, 255, 255, 0.1);
            border-radius: 2px;
            overflow: hidden;
        }

        .strength-fill {
            height: 100%;
            width: 0%;
            transition: all 0.3s ease;
        }

        .strength-text {
            font-size: 11px;
            margin-top: 5px;
            color: rgba(255, 255, 255, 0.5);
        }
        .hidden { display:none; }